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r=Ne(e,Mt(t)),i=t.text.length>e.options.maxHighlightLength&&Lt(e.doc.mode,r.state),C=cn(e,t,r);i&&(r.state=i),t.stateAfter=r.save(!i),t.styles=C.styles,C.classes?t.styleClasses=C.classes:t.styleClasses&&(t.styleClasses=null),n===e.doc.highlightFrontier&&(e.doc.modeFrontier=Math.max(e.doc.modeFrontier,++e.doc.highlightFrontier))}return t.styles}function Ne(e,t,n){var r=e.doc,i=e.display;if(!r.mode.startState)return new vr(r,!0,t);var C=qr(e,t,n),N=C>r.first&&ke(r,C-1).stateAfter,H=N?vr.fromSaved(r,N,C):new vr(r,gt(r.mode),C);return r.iter(C,t,function(G){Rn(e,G.text,H);var V=H.line;G.stateAfter=V==t-1||V%5==0||V>=i.viewFrom&&V<i.viewTo?H.save():null,H.nextLine()}),n&&(r.modeFrontier=H.line),H}function Rn(e,t,n,r){var i=e.doc.mode,C=new tt(t,e.options.tabSize,n);for(C.start=C.pos=r||0,t==""&&Kn(i,n.state);!C.eol();)vn(i,C,n.state),C.start=C.pos}function Kn(e,t){if(e.blankLine)return e.blankLine(t);if(!e.innerMode)return;var n=Ct(e,t);if(n.mode.blankLine)return n.mode.blankLine(n.state)}function vn(e,t,n,r){for(var i=0;i<10;i++){r&&(r[0]=Ct(e,n).mode);var C=e.token(t,n);if(t.pos>t.start)return C}throw new Error("Mode "+e.name+" failed to advance stream.")}var Yr=function(e,t,n){this.start=e.start,this.end=e.pos,this.string=e.current(),this.type=t||null,this.state=n};function Zr(e,t,n,r){var i=e.doc,C=i.mode,N;t=vt(i,t);var H=ke(i,t.line),G=Ne(e,t.line,n),V=new tt(H.text,e.options.tabSize,G),re;for(r&&(re=[]);(r||V.pos<t.ch)&&!V.eol();)V.start=V.pos,N=vn(C,V,G.state),r&&re.push(new Yr(V,N,Lt(i.mode,G.state)));return r?re:new Yr(V,N,G.state)}function On(e,t){if(e)for(;;){var n=e.match(/(?:^|\s+)line-(background-)?(\S+)/);if(!n)break;e=e.slice(0,n.index)+e.slice(n.index+n[0].length);var r=n[1]?"bgClass":"textClass";t[r]==null?t[r]=n[2]:new RegExp("(?:^|\\s)"+n[2]+"(?:$|\\s)").test(t[r])||(t[r]+=" "+n[2])}return e}function Pn(e,t,n,r,i,C,N){var H=n.flattenSpans;H==null&&(H=e.options.flattenSpans);var G=0,V=null,re=new 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Gn=!1,Ur=!1;function $e(){Gn=!0}function ge(){Ur=!0}function He(e,t,n){this.marker=e,this.from=t,this.to=n}function bt(e,t){if(e)for(var n=0;n<e.length;++n){var r=e[n];if(r.marker==t)return r}}function at(e,t){for(var n,r=0;r<e.length;++r)e[r]!=t&&(n||(n=[])).push(e[r]);return n}function ut(e,t){e.markedSpans=e.markedSpans?e.markedSpans.concat([t]):[t],t.marker.attachLine(e)}function Dt(e,t,n){var r;if(e)for(var i=0;i<e.length;++i){var C=e[i],N=C.marker,H=C.from==null||(N.inclusiveLeft?C.from<=t:C.from<t);if(H||C.from==t&&N.type=="bookmark"&&(!n||!C.marker.insertLeft)){var G=C.to==null||(N.inclusiveRight?C.to>=t:C.to>t);(r||(r=[])).push(new He(N,C.from,G?null:C.to))}}return r}function rr(e,t,n){var r;if(e)for(var i=0;i<e.length;++i){var C=e[i],N=C.marker,H=C.to==null||(N.inclusiveRight?C.to>=t:C.to>t);if(H||C.from==t&&N.type=="bookmark"&&(!n||C.marker.insertLeft)){var G=C.from==null||(N.inclusiveLeft?C.from<=t:C.from<t);(r||(r=[])).push(new He(N,G?null:C.from-t,C.to==null?null:C.to-t))}}return r}function Zt(e,t){if(t.full)return null;var n=Yt(e,t.from.line)&&ke(e,t.from.line).markedSpans,r=Yt(e,t.to.line)&&ke(e,t.to.line).markedSpans;if(!n&&!r)return null;var i=t.from.ch,C=t.to.ch,N=ft(t.from,t.to)==0,H=Dt(n,i,N),G=rr(r,C,N),V=t.text.length==1,re=ye(t.text).length+(V?i:0);if(H)for(var oe=0;oe<H.length;++oe){var ve=H[oe];if(ve.to==null){var pe=bt(G,ve.marker);pe?V&&(ve.to=pe.to==null?null:pe.to+re):ve.to=i}}if(G)for(var Se=0;Se<G.length;++Se){var Pe=G[Se];if(Pe.to!=null&&(Pe.to+=re),Pe.from==null){var Ke=bt(H,Pe.marker);Ke||(Pe.from=re,V&&(H||(H=[])).push(Pe))}else Pe.from+=re,V&&(H||(H=[])).push(Pe)}H&&(H=nr(H)),G&&G!=H&&(G=nr(G));var Qe=[H];if(!V){var dt=t.text.length-2,Je;if(dt>0&&H)for(var mt=0;mt<H.length;++mt)H[mt].to==null&&(Je||(Je=[])).push(new He(H[mt].marker,null,null));for(var At=0;At<dt;++At)Qe.push(Je);Qe.push(G)}return Qe}function nr(e){for(var t=0;t<e.length;++t){var n=e[t];n.from!=null&&n.from==n.to&&n.marker.clearWhenEmpty!==!1&&e.splice(t--,1)}return e.length?e:null}function Pr(e,t,n){var r=null;if(e.iter(t.line,n.line+1,function(pe){if(pe.markedSpans)for(var Se=0;Se<pe.markedSpans.length;++Se){var Pe=pe.markedSpans[Se].marker;Pe.readOnly&&(!r||ie(r,Pe)==-1)&&(r||(r=[])).push(Pe)}}),!r)return null;for(var i=[{from:t,to:n}],C=0;C<r.length;++C)for(var N=r[C],H=N.find(0),G=0;G<i.length;++G){var V=i[G];if(ft(V.to,H.from)<0||ft(V.from,H.to)>0)continue;var re=[G,1],oe=ft(V.from,H.from),ve=ft(V.to,H.to);(oe<0||!N.inclusiveLeft&&!oe)&&re.push({from:V.from,to:H.from}),(ve>0||!N.inclusiveRight&&!ve)&&re.push({from:H.to,to:V.to}),i.splice.apply(i,re),G+=re.length-3}return i}function or(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 Nr(e,t){if(!t)return;for(var n=0;n<t.length;++n)t[n].marker.attachLine(e);e.markedSpans=t}function hr(e){return e.inclusiveLeft?-1:0}function en(e){return e.inclusiveRight?1:0}function Cr(e,t){var n=e.lines.length-t.lines.length;if(n!=0)return n;var r=e.find(),i=t.find(),C=ft(r.from,i.from)||hr(e)-hr(t);if(C)return-C;var N=ft(r.to,i.to)||en(e)-en(t);return N||t.id-e.id}function Lr(e,t){var n=Ur&&e.markedSpans,r;if(n)for(var i=void 0,C=0;C<n.length;++C)i=n[C],i.marker.collapsed&&(t?i.from:i.to)==null&&(!r||Cr(r,i.marker)<0)&&(r=i.marker);return r}function sn(e){return Lr(e,!0)}function tn(e){return Lr(e,!1)}function Ni(e,t){var n=Ur&&e.markedSpans,r;if(n)for(var i=0;i<n.length;++i){var C=n[i];C.marker.collapsed&&(C.from==null||C.from<t)&&(C.to==null||C.to>t)&&(!r||Cr(r,C.marker)<0)&&(r=C.marker)}return r}function fi(e,t,n,r,i){var C=ke(e,t),N=Ur&&C.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),re=ft(V.from,n)||hr(G.marker)-hr(i),oe=ft(V.to,r)||en(G.marker)-en(i);if(re>=0&&oe<=0||re<=0&&oe>=0)continue;if(re<=0&&(G.marker.inclusiveRight&&i.inclusiveLeft?ft(V.to,n)>=0:ft(V.to,n)>0)||re>=0&&(G.marker.inclusiveRight&&i.inclusiveLeft?ft(V.from,r)<=0:ft(V.from,r)<0))return!0}}function Dr(e){for(var t;t=sn(e);)e=t.find(-1,!0).line;return e}function yn(e){for(var t;t=tn(e);)e=t.find(1,!0).line;return e}function zn(e){for(var t,n;t=tn(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function En(e,t){var n=ke(e,t),r=Dr(n);return n==r?t:Mt(r)}function Fi(e,t){if(t>e.lastLine())return t;var n=ke(e,t),r;if(!rn(e,n))return t;for(;r=tn(n);)n=r.find(1,!0).line;return Mt(n)+1}function rn(e,t){var n=Ur&&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&&Vn(e,t,r))return!0}}function Vn(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return Vn(e,r.line,bt(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,C=0;C<t.markedSpans.length;++C)if(i=t.markedSpans[C],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&Vn(e,t,i))return!0}function Kr(e){e=Dr(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 C=n.parent;C;n=C,C=n.parent)for(var N=0;N<C.children.length;++N){var H=C.children[N];if(H==n)break;t+=H.height}return t}function Xn(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=sn(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=tn(r);){var C=n.find(0,!0);t-=r.text.length-C.from.ch,r=C.to.line,t+=r.text.length-C.to.ch}return t}function fn(e){var t=e.display,n=e.doc;t.maxLine=ke(n,n.first),t.maxLineLength=Xn(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var i=Xn(r);i>t.maxLineLength&&(t.maxLineLength=i,t.maxLine=r)})}var bn=function(e,t,n){this.text=e,Nr(this,t),this.height=n?n(this):1};bn.prototype.lineNo=function(){return Mt(this)},se(bn);function la(e,t,n,r){e.text=t,e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null),e.order!=null&&(e.order=null),or(e),Nr(e,n);var i=r?r(e):1;i!=e.height&&Vt(e,i)}function ua(e){e.parent=null,or(e)}var $a={},Qa={};function da(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?Qa:$a;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function Bi(e,t){var n=E("span",null,null,R?"padding-right: .1px":null),r={pre:E("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 C=i?t.rest[i-1]:t.line,N=void 0;r.pos=0,r.addToken=Rt,_t(e.display.measure)&&(N=nt(C,e.doc.direction))&&(r.addToken=Ht(r.addToken,N)),r.map=[];var 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H=e.splitSpaces?wt(t,e.trailingSpace):t,G=e.cm.state.specialChars,V=!1,re;if(!G.test(t))e.col+=t.length,re=document.createTextNode(H),e.map.push(e.pos,e.pos+t.length,re),U&&k<9&&(V=!0),e.pos+=t.length;else{re=document.createDocumentFragment();for(var oe=0;;){G.lastIndex=oe;var ve=G.exec(t),pe=ve?ve.index-oe:t.length-oe;if(pe){var Se=document.createTextNode(H.slice(oe,oe+pe));U&&k<9?re.appendChild(a("span",[Se])):re.appendChild(Se),e.map.push(e.pos,e.pos+pe,Se),e.col+=pe,e.pos+=pe}if(!ve)break;oe+=pe+1;var Pe=void 0;if(ve[0]=="	"){var Ke=e.cm.options.tabSize,Qe=Ke-e.col%Ke;Pe=re.appendChild(a("span",q(Qe),"cm-tab")),Pe.setAttribute("role","presentation"),Pe.setAttribute("cm-text","	"),e.col+=Qe}else ve[0]=="\r"||ve[0]==`
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r=Array.prototype.slice.call(arguments,2),i;yr?i=yr.delayedCallbacks:Mr?i=Mr:(i=Mr=[],setTimeout($r,0));for(var C=function(H){i.push(function(){return n[H].apply(null,r)})},N=0;N<n.length;++N)C(N)}function $r(){var e=Mr;Mr=null;for(var t=0;t<e.length;++t)e[t]()}function Ja(e,t,n,r){for(var i=0;i<t.changes.length;i++){var C=t.changes[i];C=="text"?ks(e,t):C=="gutter"?qa(e,t,n,r):C=="class"?ca(e,t):C=="widget"&&Is(e,t,r)}t.changes=null}function hi(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),U&&k<8&&(e.node.style.zIndex=2)),e.node}function Ms(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=hi(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Za(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Bi(e,t)}function ks(e,t){var n=t.text.className,r=Za(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,ca(e,t)):n&&(t.text.className=n)}function ca(e,t){Ms(e,t),t.line.wrapClass?hi(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=hi(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=de(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 ji(e){return e.lineSpace.offsetTop}function fa(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function ro(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=s(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 ln(e){return le-e.display.nativeBarWidth}function Mn(e){return e.display.scroller.clientWidth-ln(e)-e.display.barWidth}function ha(e){return e.display.scroller.clientHeight-ln(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&Mn(e);if(!t.measure.heights||r&&t.measure.width!=i){var C=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=no(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function un(e,t,n,r,i){t.before&&(n=-1);var C=n+(r||""),N;return t.cache.hasOwnProperty(C)?N=t.cache[C]:(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[C]=N)),{left:N.left,right:N.right,top:i?N.rtop:N.top,bottom:i?N.rbottom:N.bottom}}var ao={left:0,right:0,top:0,bottom:0};function oo(e,t,n){for(var r,i,C,N,H,G,V=0;V<e.length;V+=3)if(H=e[V],G=e[V+1],t<H?(i=0,C=1,N="left"):t<G?(i=t-H,C=i+1):(V==e.length-3||t==G&&e[V+3]>t)&&(C=G-H,i=C-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:C,collapse:N,coverStart:H,coverEnd:G}}function js(e,t){var n=ao;if(t=="left")for(var r=0;r<e.length&&!((n=e[r]).left!=n.right);r++);else for(var i=e.length-1;i>=0&&!((n=e[i]).left!=n.right);i--);return n}function Ws(e,t,n,r){var i=oo(t.map,n,r),C=i.node,N=i.start,H=i.end,G=i.collapse,V;if(C.nodeType==3){for(var re=0;re<4;re++){for(;N&&Oe(t.line.text.charAt(i.coverStart+N));)--N;for(;i.coverStart+H<i.coverEnd&&Oe(t.line.text.charAt(i.coverStart+H));)++H;if(U&&k<9&&N==0&&H==i.coverEnd-i.coverStart?V=C.parentNode.getBoundingClientRect():V=js(v(C,N,H).getClientRects(),r),V.left||V.right||N==0)break;H=N,N=N-1,G="right"}U&&k<11&&(V=Hs(e.display.measure,V))}else{N>0&&(G=r="right");var oe;e.options.lineWrapping&&(oe=C.getClientRects()).length>1?V=oe[r=="right"?oe.length-1:0]:V=C.getBoundingClientRect()}if(U&&k<9&&!N&&(!V||!V.left&&!V.right)){var ve=C.parentNode.getClientRects()[0];ve?V={left:ve.left,right:ve.left+Qn(e.display),top:ve.top,bottom:ve.bottom}:V=ao}for(var pe=V.top-t.rect.top,Se=V.bottom-t.rect.top,Pe=(pe+Se)/2,Ke=t.view.measure.heights,Qe=0;Qe<Ke.length-1&&!(Pe<Ke[Qe]);Qe++);var dt=Qe?Ke[Qe-1]:0,Je=Ke[Qe],mt={left:(G=="right"?V.right:V.left)-t.rect.left,right:(G=="left"?V.left:V.right)-t.rect.left,top:dt,bottom:Je};return!V.left&&!V.right&&(mt.bogus=!0),e.options.singleCursorHeightPerLine||(mt.rtop=pe,mt.rbottom=Se),mt}function Hs(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!St(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 so(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 lo(e){e.display.externalMeasure=null,h(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)so(e.display.view[t])}function pi(e){lo(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function uo(){return g&&c?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function co(){return g&&c?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function pa(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=mi(e.widgets[n]));return t}function Wi(e,t,n,r,i){if(!i){var C=pa(t);n.top+=C,n.bottom+=C}if(r=="line")return n;r||(r="local");var N=Kr(t);if(r=="local"?N+=ji(e.display):N-=e.display.viewOffset,r=="page"||r=="window"){var H=e.display.lineSpace.getBoundingClientRect();N+=H.top+(r=="window"?0:co());var G=H.left+(r=="window"?0:uo());n.left+=G,n.right+=G}return n.top+=N,n.bottom+=N,n}function fo(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=uo(),i-=co();else if(n=="local"||!n){var C=e.display.sizer.getBoundingClientRect();r+=C.left,i+=C.top}var N=e.display.lineSpace.getBoundingClientRect();return{left:r-N.left,top:i-N.top}}function ga(e,t,n,r,i){return r||(r=ke(e.doc,t.line)),Wi(e,r,io(e,r,t.ch,i),n)}function nn(e,t,n,r,i,C){r=r||ke(e.doc,t.line),i||(i=Yn(e,r));function N(Se,Pe){var Ke=un(e,i,Se,Pe?"right":"left",C);return Pe?Ke.left=Ke.right:Ke.right=Ke.left,Wi(e,r,Ke,n)}var H=nt(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 re(Se,Pe,Ke){var Qe=H[Pe],dt=Qe.level==1;return N(Ke?Se-1:Se,dt!=Ke)}var oe=Ge(H,G,V),ve=Ye,pe=re(G,oe,V=="before");return ve!=null&&(pe.other=re(G,ve,V!="before")),pe}function ho(e,t){var n=0;t=vt(e.doc,t),e.options.lineWrapping||(n=Qn(e.display)*t.ch);var r=ke(e.doc,t.line),i=Kr(r)+ji(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function va(e,t,n,r,i){var C=Ce(e,t,n);return C.xRel=i,r&&(C.outside=r),C}function ya(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return va(r.first,0,null,-1,-1);var i=br(r,n),C=r.first+r.size-1;if(i>C)return va(r.first+r.size-1,ke(r,C).text.length,null,1,1);t<0&&(t=0);for(var N=ke(r,i);;){var H=Ks(e,N,i,t,n),G=Ni(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=ke(r,i=V.line)}}function mo(e,t,n,r){r-=pa(t);var i=t.text.length,C=ct(function(N){return un(e,n,N-1).bottom<=r},i,0);return i=ct(function(N){return un(e,n,N).top>r},C,i),{begin:C,end:i}}function po(e,t,n,r){n||(n=Yn(e,t));var i=Wi(e,t,un(e,n,r),"line").top;return mo(e,t,n,i)}function Ea(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-=Kr(t);var C=Yn(e,t),N=pa(t),H=0,G=t.text.length,V=!0,re=nt(t,e.doc.direction);if(re){var oe=(e.options.lineWrapping?zs:Gs)(e,t,n,C,re,r,i);V=oe.level!=1,H=V?oe.from:oe.to-1,G=V?oe.to:oe.from-1}var ve=null,pe=null,Se=ct(function(At){var xt=un(e,C,At);return xt.top+=N,xt.bottom+=N,Ea(xt,r,i,!1)?(xt.top<=i&&xt.left<=r&&(ve=At,pe=xt),!0):!1},H,G),Pe,Ke,Qe=!1;if(pe){var dt=r-pe.left<pe.right-r,Je=dt==V;Se=ve+(Je?0:1),Ke=Je?"after":"before",Pe=dt?pe.left:pe.right}else{!V&&(Se==G||Se==H)&&Se++,Ke=Se==0?"after":Se==t.text.length?"before":un(e,C,Se-(V?1:0)).bottom+N<=i==V?"after":"before";var mt=nn(e,Ce(n,Se,Ke),"line",t,C);Pe=mt.left,Qe=i<mt.top?-1:i>=mt.bottom?1:0}return Se=Te(t.text,Se,1),va(n,Se,Ke,Qe,r-Pe)}function Gs(e,t,n,r,i,C,N){var H=ct(function(oe){var ve=i[oe],pe=ve.level!=1;return Ea(nn(e,Ce(n,pe?ve.to:ve.from,pe?"before":"after"),"line",t,r),C,N,!0)},0,i.length-1),G=i[H];if(H>0){var V=G.level!=1,re=nn(e,Ce(n,V?G.from:G.to,V?"after":"before"),"line",t,r);Ea(re,C,N,!0)&&re.top>N&&(G=i[H-1])}return G}function zs(e,t,n,r,i,C,N){var H=mo(e,t,r,N),G=H.begin,V=H.end;/\s/.test(t.text.charAt(V-1))&&V--;for(var re=null,oe=null,ve=0;ve<i.length;ve++){var pe=i[ve];if(pe.from>=V||pe.to<=G)continue;var Se=pe.level!=1,Pe=un(e,r,Se?Math.min(V,pe.to)-1:Math.max(G,pe.from)).right,Ke=Pe<C?C-Pe+1e9:Pe-C;(!re||oe>Ke)&&(re=pe,oe=Ke)}return re||(re=i[i.length-1]),re.from<G&&(re={from:G,to:re.to,level:re.level}),re.to>V&&(re={from:re.from,to:V,level:re.level}),re}var kn;function $n(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(kn==null){kn=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)kn.appendChild(document.createTextNode("x")),kn.appendChild(a("br"));kn.appendChild(document.createTextNode("x"))}s(e.measure,kn);var n=kn.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),h(e.measure),n||1}function Qn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");s(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,C=t.gutters.firstChild,N=0;C;C=C.nextSibling,++N){var H=e.display.gutterSpecs[N].className;n[H]=C.offsetLeft+C.clientLeft+i,r[H]=C.clientWidth}return{fixedPos:xa(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function xa(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function go(e){var t=$n(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Qn(e.display)-3);return function(i){if(rn(e.doc,i))return 0;var C=0;if(i.widgets)for(var N=0;N<i.widgets.length;N++)i.widgets[N].height&&(C+=i.widgets[N].height);return n?C+(Math.ceil(i.text.length/r)||1)*t:C+t}}function _a(e){var t=e.doc,n=go(e);t.iter(function(r){var i=n(r);i!=r.height&&Vt(r,i)})}function In(e,t,n,r){var i=e.display;if(!n&&de(t).getAttribute("cm-not-content")=="true")return null;var C,N,H=i.lineSpace.getBoundingClientRect();try{C=t.clientX-H.left,N=t.clientY-H.top}catch(oe){return null}var G=ya(e,C,N),V;if(r&&G.xRel>0&&(V=ke(e.doc,G.line).text).length==G.ch){var re=X(V,V.length,e.options.tabSize)-V.length;G=Ce(G.line,Math.max(0,Math.round((C-ro(e.display).left)/Qn(e.display))-re))}return G}function Un(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 Fr(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)Ur&&En(e.doc,t)<i.viewTo&&_n(e);else if(n<=i.viewFrom)Ur&&Fi(e.doc,n+r)>i.viewFrom?_n(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)_n(e);else if(t<=i.viewFrom){var C=Hi(e,n,n+r,1);C?(i.view=i.view.slice(C.index),i.viewFrom=C.lineN,i.viewTo+=r):_n(e)}else if(n>=i.viewTo){var N=Hi(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):_n(e)}else{var H=Hi(e,t,t,-1),G=Hi(e,n,n+r,1);H&&G?(i.view=i.view.slice(0,H.index).concat(ur(e,H.lineN,G.lineN)).concat(i.view.slice(G.index)),i.viewTo+=r):_n(e)}var V=i.externalMeasured;V&&(n<V.lineN?V.lineN+=r:t<V.lineN+V.size&&(i.externalMeasured=null))}function xn(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var C=r.view[Un(e,t)];if(C.node==null)return;var N=C.changes||(C.changes=[]);ie(N,n)==-1&&N.push(n)}function _n(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Hi(e,t,n,r){var i=Un(e,t),C,N=e.display.view;if(!Ur||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;C=H+N[i].size-t,i++}else C=H-t;t+=C,n+=C}for(;En(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=ur(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=ur(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(Un(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(ur(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,Un(e,n)))),r.viewTo=n}function vo(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 gi(e){e.display.input.showSelection(e.display.input.prepareSelection())}function yo(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),C=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)&&Eo(e,H.head,i),G||Xs(e,H,C)}return r}function Eo(e,t,n){var r=nn(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 C=n.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));C.style.display="",C.style.left=r.other.left+"px",C.style.top=r.other.top+"px",C.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function Ki(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,n){var r=e.display,i=e.doc,C=document.createDocumentFragment(),N=ro(e.display),H=N.left,G=Math.max(r.sizerWidth,Mn(e)-r.sizer.offsetLeft)-N.right,V=i.direction=="ltr";function re(Je,mt,At,xt){mt<0&&(mt=0),mt=Math.round(mt),xt=Math.round(xt),C.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Je+`px;
                             top: `+mt+"px; width: "+(At==null?G-Je:At)+`px;
                             height: `+(xt-mt)+"px"))}function oe(Je,mt,At){var xt=ke(i,Je),Nt=xt.text.length,tr,Sr;function sr(mr,Wr){return ga(e,Ce(Je,mr),"div",xt,Wr)}function zr(mr,Wr,Ar){var Er=po(e,xt,null,mr),pr=Wr=="ltr"==(Ar=="after")?"left":"right",dr=Ar=="after"?Er.begin:Er.end-(/\s/.test(xt.text.charAt(Er.end-1))?2:1);return sr(dr,pr)[pr]}var jr=nt(xt,i.direction);return rt(jr,mt||0,At==null?Nt:At,function(mr,Wr,Ar,Er){var pr=Ar=="ltr",dr=sr(mr,pr?"left":"right"),Hr=sr(Wr-1,pr?"right":"left"),ui=mt==null&&mr==0,Ln=At==null&&Wr==Nt,Or=Er==0,dn=!jr||Er==jr.length-1;if(Hr.top-dr.top<=3){var wr=(V?ui:Ln)&&Or,Xa=(V?Ln:ui)&&dn,gn=wr?H:(pr?dr:Hr).left,Wn=Xa?G:(pr?Hr:dr).right;re(gn,dr.top,Wn-gn,dr.bottom)}else{var Hn,Ir,di,Ya;pr?(Hn=V&&ui&&Or?H:dr.left,Ir=V?G:zr(mr,Ar,"before"),di=V?H:zr(Wr,Ar,"after"),Ya=V&&Ln&&dn?G:Hr.right):(Hn=V?zr(mr,Ar,"before"):H,Ir=!V&&ui&&Or?G:dr.right,di=!V&&Ln&&dn?H:Hr.left,Ya=V?zr(Wr,Ar,"after"):G),re(Hn,dr.top,Ir-Hn,dr.bottom),dr.bottom<Hr.top&&re(H,dr.bottom,null,Hr.top),re(di,Hr.top,Ya-di,Hr.bottom)}(!tr||Ki(dr,tr)<0)&&(tr=dr),Ki(Hr,tr)<0&&(tr=Hr),(!Sr||Ki(dr,Sr)<0)&&(Sr=dr),Ki(Hr,Sr)<0&&(Sr=Hr)}),{start:tr,end:Sr}}var ve=t.from(),pe=t.to();if(ve.line==pe.line)oe(ve.line,ve.ch,pe.ch);else{var Se=ke(i,ve.line),Pe=ke(i,pe.line),Ke=Dr(Se)==Dr(Pe),Qe=oe(ve.line,ve.ch,Ke?Se.text.length+1:null).end,dt=oe(pe.line,Ke?0:null,pe.ch).start;Ke&&(Qe.top<dt.top-2?(re(Qe.right,Qe.top,null,Qe.bottom),re(H,dt.top,dt.left,dt.bottom)):re(Qe.right,Qe.top,dt.left-Qe.right,Qe.bottom)),Qe.bottom<dt.top&&re(H,Qe.bottom,null,dt.top)}n.appendChild(C)}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()||Jn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function bo(e){e.state.focused||(e.display.input.focus(),Sa(e))}function xo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Jn(e))},100)}function Sa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(be(e,"focus",e,t),e.state.focused=!0,I(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),R&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ta(e)}function Jn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(be(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 Gi(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],C=e.options.lineWrapping,N=void 0,H=0;if(i.hidden)continue;if(U&&k<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,!C&&i.text.firstChild&&(H=i.text.firstChild.getBoundingClientRect().right-V.left-1)}var re=i.line.height-N;if((re>.005||re<-.005)&&(Vt(i.line,N),_o(i.line),i.rest))for(var oe=0;oe<i.rest.length;oe++)_o(i.rest[oe]);if(H>e.display.sizerWidth){var ve=Math.ceil(H/Qn(e.display));ve>e.display.maxLineLength&&(e.display.maxLineLength=ve,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function _o(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 zi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-ji(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,C=br(t,r),N=br(t,i);if(n&&n.ensure){var H=n.ensure.from.line,G=n.ensure.to.line;H<C?(C=H,N=br(t,Kr(ke(t,H))+e.wrapper.clientHeight)):Math.min(G,t.lastLine())>=N&&(C=br(t,Kr(ke(t,G))-e.wrapper.clientHeight),N=G)}return{from:C,to:Math.max(N,C+1)}}function Ys(e,t){if(De(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&&!x){var C=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-ji(e.display))+`px;
                         height: `+(t.bottom-t.top+ln(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(C),C.scrollIntoView(i),e.display.lineSpace.removeChild(C)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ce(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ce(t.line,t.ch+1,"before"):t);for(var C=0;C<5;C++){var N=!1,H=nn(e,t),G=!n||n==t?H:nn(e,n);i={left:Math.min(H.left,G.left),top:Math.min(H.top,G.top)-r,right:Math.max(H.left,G.left),bottom:Math.max(H.bottom,G.bottom)+r};var V=wa(e,i),re=e.doc.scrollTop,oe=e.doc.scrollLeft;if(V.scrollTop!=null&&(yi(e,V.scrollTop),Math.abs(e.doc.scrollTop-re)>1&&(N=!0)),V.scrollLeft!=null&&(Nn(e,V.scrollLeft),Math.abs(e.doc.scrollLeft-oe)>1&&(N=!0)),!N)break}return i}function Qs(e,t){var n=wa(e,t);n.scrollTop!=null&&yi(e,n.scrollTop),n.scrollLeft!=null&&Nn(e,n.scrollLeft)}function wa(e,t){var n=e.display,r=$n(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,C=ha(e),N={};t.bottom-t.top>C&&(t.bottom=t.top+C);var H=e.doc.height+fa(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+C){var re=Math.min(t.top,(V?H:t.bottom)-C);re!=i&&(N.scrollTop=re)}var oe=e.options.fixedGutter?0:n.gutters.offsetWidth,ve=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-oe,pe=Mn(e)-n.gutters.offsetWidth,Se=t.right-t.left>pe;return Se&&(t.right=t.left+pe),t.left<10?N.scrollLeft=0:t.left<ve?N.scrollLeft=Math.max(0,t.left+oe-(Se?0:10)):t.right>pe+ve-3&&(N.scrollLeft=t.right+(Se?0:10)-pe),N}function Ca(e,t){if(t==null)return;Vi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Zn(e){Vi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function vi(e,t,n){(t!=null||n!=null)&&Vi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Vi(e),e.curOp.scrollToPos=t}function Vi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=ho(e,t.from),r=ho(e,t.to);To(e,n,r,t.margin)}}function To(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});vi(e,i.scrollLeft,i.scrollTop)}function yi(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;A||La(e,{top:t}),So(e,t,!0),A&&La(e),xi(e,100)}function So(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 Nn(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,Do(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function Ei(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+fa(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+ln(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Fn=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),Ee(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ee(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,U&&k<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Fn.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var C=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+C)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},Fn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Fn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Fn.prototype.zeroWidthHack=function(){var e=d&&!T?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new te,this.disableVert=new te},Fn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),C=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);C!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},Fn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var bi=function(){};bi.prototype.update=function(){return{bottom:0,right:0}},bi.prototype.setScrollLeft=function(){},bi.prototype.setScrollTop=function(){},bi.prototype.clear=function(){};function qn(e,t){t||(t=Ei(e));var n=e.display.barWidth,r=e.display.barHeight;wo(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Gi(e),wo(e,Ei(e)),n=e.display.barWidth,r=e.display.barHeight}function wo(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 Co={native:Fn,null:bi};function Ao(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new Co[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Ee(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"?Nn(e,t):yi(e,t)},e),e.display.scrollbars.addClass&&I(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function Bn(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},Gt(e.curOp)}function jn(e){var t=e.curOp;t&&Qt(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 C=0;C<t.length;C++)nl(t[C]);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&&fn(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 Xi(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&&Gi(t),e.barMeasure=Ei(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=io(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+ln(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Mn(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&&Nn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==L();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&qn(t,e.barMeasure),e.updatedDisplay&&Ra(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&bo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Lo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&So(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&Nn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,vt(r,e.scrollToPos.from),vt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var C=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(C)for(var H=0;H<C.length;++H)C[H].lines.length||be(C[H],"hide");if(N)for(var G=0;G<N.length;++G)N[G].lines.length&&be(N[G],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&be(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Gr(e,t){if(e.curOp)return t();Bn(e);try{return t()}finally{jn(e)}}function _r(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Bn(e);try{return t.apply(e,arguments)}finally{jn(e)}}}function kr(e){return function(){if(this.curOp)return e.apply(this,arguments);Bn(this);try{return e.apply(this,arguments)}finally{jn(this)}}}function Tr(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Bn(t);try{return e.apply(this,arguments)}finally{jn(t)}}}function xi(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,j(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=Ne(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(C){if(r.line>=e.display.viewFrom){var N=C.styles,H=C.text.length>e.options.maxHighlightLength?Lt(t.mode,r.state):null,G=cn(e,C,r,!0);H&&(r.state=H),C.styles=G.styles;var V=C.styleClasses,re=G.classes;re?C.styleClasses=re:V&&(C.styleClasses=null);for(var oe=!N||N.length!=C.styles.length||V!=re&&(!V||!re||V.bgClass!=re.bgClass||V.textClass!=re.textClass),ve=0;!oe&&ve<N.length;++ve)oe=N[ve]!=C.styles[ve];oe&&i.push(r.line),C.stateAfter=r.save(),r.nextLine()}else C.text.length<=e.options.maxHighlightLength&&Rn(e,C.text,r),C.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return xi(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&Gr(e,function(){for(var C=0;C<i.length;C++)xn(e,i[C],"text")})}var Xi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=zi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=Mn(e),this.force=n,this.dims=ba(e),this.events=[]};Xi.prototype.signal=function(e,t){ae(e,t)&&this.events.push(arguments)},Xi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)be.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=ln(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=ln(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=L();if(!t||!p(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&p(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==L())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&p(document.body,e.anchorNode)&&p(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 _n(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&&vo(e)==0)return!1;Ro(e)&&(_n(e),t.dims=ba(e));var i=r.first+r.size,C=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<C&&C-n.viewFrom<20&&(C=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),Ur&&(C=En(e.doc,C),N=Fi(e.doc,N));var H=C!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,C,N),n.viewOffset=Kr(ke(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var G=vo(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,xi(e,400)),n.updateLineNumbers=null,!0}function Lo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==Mn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+fa(e.display)-ha(e),n.top)}),t.visible=zi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=zi(e.display,e.doc,n));if(!Aa(e,t))break;Gi(e);var i=Ei(e);gi(e),qn(e,i),Ra(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function La(e,t){var n=new Xi(e,t);if(Aa(e,n)){Gi(e),Lo(e,n);var r=Ei(e);gi(e),qn(e,r),Ra(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,C=r.lineDiv,N=C.firstChild;function H(Se){var Pe=Se.nextSibling;return R&&d&&e.display.currentWheelTarget==Se?Se.style.display="none":Se.parentNode.removeChild(Se),Pe}for(var G=r.view,V=r.viewFrom,re=0;re<G.length;re++){var oe=G[re];if(!oe.hidden)if(!oe.node||oe.node.parentNode!=C){var ve=Us(e,oe,V,n);C.insertBefore(ve,N)}else{for(;N!=oe.node;)N=H(N);var pe=i&&t!=null&&t<=V&&oe.lineNumber;oe.changes&&(ie(oe.changes,"gutter")>-1&&(pe=!1),Ja(e,oe,V,n)),pe&&(h(oe.lineNumber),oe.lineNumber.appendChild(document.createTextNode(Et(e.options,V)))),N=oe.node.nextSibling}V+=oe.size}for(;N;)N=H(N)}function Da(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ra(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+ln(e)+"px"}function Do(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=xa(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,C=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=C),n[N].gutterBackground&&(n[N].gutterBackground.style.left=C));var H=n[N].alignable;if(H)for(var G=0;G<H.length;G++)H[G].style.left=C}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Ro(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Et(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")),C=i.firstChild.offsetWidth,N=i.offsetWidth-C;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(C,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 Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var C=e[i],N=null;if(typeof C!="string"&&(N=C.style,C=C.className),C=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:C,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Oo(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],C=i.className,N=i.style,H=t.appendChild(a("div",null,"CodeMirror-gutter "+C));N&&(H.style.cssText=N),C=="CodeMirror-linenumbers"&&(e.lineGutter=H,H.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Da(e)}function _i(e){Oo(e.display),Fr(e),Do(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=E("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=E("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var C=E("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[C],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+le+"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"),U&&k<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!R&&!(A&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Oa(r.gutters,r.lineNumbers),Oo(i),n.init(i)}var Yi=0,Vr=null;U?Vr=-.53:A?Vr=15:g?Vr=-.7:O&&(Vr=-1/3);function Po(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=Po(e);return t.x*=Vr,t.y*=Vr,t}function Mo(e,t){var n=Po(t),r=n.x,i=n.y,C=e.display,N=C.scroller,H=N.scrollWidth>N.clientWidth,G=N.scrollHeight>N.clientHeight;if(!(r&&H||i&&G))return;if(i&&d&&R){e:for(var V=t.target,re=C.view;V!=N;V=V.parentNode)for(var oe=0;oe<re.length;oe++)if(re[oe].node==V){e.display.currentWheelTarget=V;break e}}if(r&&!A&&!b&&Vr!=null){i&&G&&yi(e,Math.max(0,N.scrollTop+i*Vr)),Nn(e,Math.max(0,N.scrollLeft+r*Vr)),(!i||i&&G)&&Y(t),C.wheelStartX=null;return}if(i&&Vr!=null){var ve=i*Vr,pe=e.doc.scrollTop,Se=pe+C.wrapper.clientHeight;ve<0?pe=Math.max(0,pe+ve-50):Se=Math.min(e.doc.height,Se+ve+50),La(e,{top:pe,bottom:Se})}Yi<20&&(C.wheelStartX==null?(C.wheelStartX=N.scrollLeft,C.wheelStartY=N.scrollTop,C.wheelDX=r,C.wheelDY=i,setTimeout(function(){if(C.wheelStartX==null)return;var Pe=N.scrollLeft-C.wheelStartX,Ke=N.scrollTop-C.wheelStartY,Qe=Ke&&C.wheelDY&&Ke/C.wheelDY||Pe&&C.wheelDX&&Pe/C.wheelDX;if(C.wheelStartX=C.wheelStartY=null,!Qe)return;Vr=(Vr*Yi+Qe)/(Yi+1),++Yi},200)):(C.wheelDX+=r,C.wheelDY+=i))}var Xr=function(e,t){this.ranges=e,this.primIndex=t};Xr.prototype.primary=function(){return this.ranges[this.primIndex]},Xr.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(!xr(n.anchor,r.anchor)||!xr(n.head,r.head))return!1}return!0},Xr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new $t(Qr(this.ranges[t].anchor),Qr(this.ranges[t].head));return new Xr(e,this.primIndex)},Xr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Xr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(ft(t,r.from())>=0&&ft(e,r.to())<=0)return n}return-1};var $t=function(e,t){this.anchor=e,this.head=t};$t.prototype.from=function(){return cr(this.anchor,this.head)},$t.prototype.to=function(){return Jr(this.anchor,this.head)},$t.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function an(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(ve,pe){return ft(ve.from(),pe.from())}),n=ie(t,i);for(var C=1;C<t.length;C++){var N=t[C],H=t[C-1],G=ft(H.to(),N.from());if(r&&!N.empty()?G>0:G>=0){var 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Se=Xn(pe);Se>i.maxLineLength&&(i.maxLine=pe,i.maxLineLength=Se,i.maxLineChanged=!0,H=!1)}),H&&(e.curOp.updateMaxLine=!0)),ci(r,C.line),xi(e,400);var V=t.text.length-(N.line-C.line)-1;t.full?Fr(e):C.line==N.line&&t.text.length==1&&!Uo(e.doc,t)?xn(e,C.line,"text"):Fr(e,C.line,N.line+1,V);var re=ae(e,"changes"),oe=ae(e,"change");if(oe||re){var ve={from:C,to:N,text:t.text,removed:t.removed,origin:t.origin};oe&&qt(e,"change",e,ve),re&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(ve)}e.display.selForContextMenu=null}function ni(e,t,n,r,i){var C;r||(r=n),ft(r,n)<0&&(C=[r,n],n=C[0],r=C[1]),typeof t=="string"&&(t=e.splitLines(t)),ri(e,{from:n,to:r,text:t,origin:i})}function es(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function ts(e,t,n,r){for(var i=0;i<e.length;++i){var C=e[i],N=!0;if(C.ranges){C.copied||(C=e[i]=C.deepCopy(),C.copied=!0);for(var H=0;H<C.ranges.length;H++)es(C.ranges[H].anchor,t,n,r),es(C.ranges[H].head,t,n,r);continue}for(var G=0;G<C.changes.length;++G){var V=C.changes[G];if(n<V.from.line)V.from=Ce(V.from.line+r,V.from.ch),V.to=Ce(V.to.line+r,V.to.ch);else if(t<=V.to.line){N=!1;break}}N||(e.splice(0,i+1),i=0)}}function rs(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;ts(e.done,n,r,i),ts(e.undone,n,r,i)}function wi(e,t,n,r){var i=t,C=t;return typeof t=="number"?C=ke(e,Ut(e,t)):i=Mt(t),i==null?null:(r(C,i)&&e.cm&&xn(e.cm,i,n),C)}function Ci(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}Ci.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,ua(i),qt(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function Ai(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}Ai.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var C=Math.min(t,i-e),N=r.height;if(r.removeInner(e,C),this.height-=N-r.height,i==C&&(this.children.splice(n--,1),r.parent=null),(t-=C)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof Ci))){var H=[];this.collapse(H),this.children=[new Ci(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],C=i.chunkSize();if(e<=C){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 Ci(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-=C}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new Ai(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ie(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new Ai(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],C=i.chunkSize();if(e<C){var N=Math.min(t,C-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=C}}};var Li=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};Li.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Mt(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 C=mi(this);Vt(n,Math.max(0,n.height-C)),e&&(Gr(e,function(){ns(e,n,-C),xn(e,r,"widget")}),qt(e,"lineWidgetCleared",e,this,r))},Li.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=mi(this)-t;if(!i)return;rn(this.doc,r)||Vt(r,r.height+i),n&&Gr(n,function(){n.curOp.forceUpdate=!0,ns(n,r,i),qt(n,"lineWidgetChanged",n,e,Mt(r))})},se(Li);function ns(e,t,n){Kr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new Li(e,n,r),C=e.cm;return C&&i.noHScroll&&(C.display.alignWidgets=!0),wi(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,C&&!rn(e,N)){var G=Kr(N)<e.scrollTop;Vt(N,N.height+mi(i)),G&&Ca(C,i.height),C.curOp.forceUpdate=!0}return!0}),C&&qt(C,"lineWidgetAdded",C,i,typeof t=="number"?t:Mt(t)),i}var is=0,Cn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++is};Cn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Bn(e),ae(this,"clear")){var n=this.find();n&&qt(this,"clear",n.from,n.to)}for(var r=null,i=null,C=0;C<this.lines.length;++C){var N=this.lines[C],H=bt(N.markedSpans,this);e&&!this.collapsed?xn(e,Mt(N),"text"):e&&(H.to!=null&&(i=Mt(N)),H.from!=null&&(r=Mt(N))),N.markedSpans=at(N.markedSpans,H),H.from==null&&this.collapsed&&!rn(this.doc,N)&&e&&Vt(N,$n(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var G=0;G<this.lines.length;++G){var V=Dr(this.lines[G]),re=Xn(V);re>e.display.maxLineLength&&(e.display.maxLine=V,e.display.maxLineLength=re,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Fr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Xo(e.doc)),e&&qt(e,"markerCleared",e,this,r,i),t&&jn(e),this.parent&&this.parent.clear()},Cn.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var C=this.lines[i],N=bt(C.markedSpans,this);if(N.from!=null&&(n=Ce(t?C:Mt(C),N.from),e==-1))return n;if(N.to!=null&&(r=Ce(t?C:Mt(C),N.to),e==1))return r}return n&&{from:n,to:r}},Cn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;Gr(r,function(){var i=t.line,C=Mt(t.line),N=ma(r,C);if(N&&(so(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!rn(n.doc,i)&&n.height!=null){var H=n.height;n.height=null;var G=mi(n)-H;G&&Vt(i,i.height+G)}qt(r,"markerChanged",r,e)})},Cn.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ie(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Cn.prototype.detachLine=function(e){if(this.lines.splice(ie(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},se(Cn);function ii(e,t,n,r,i){if(r&&r.shared)return _l(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return _r(e.cm,ii)(e,t,n,r,i);var C=new Cn(e,i),N=ft(t,n);if(r&&F(r,C,!1),N>0||N==0&&C.clearWhenEmpty!==!1)return C;if(C.replacedWith&&(C.collapsed=!0,C.widgetNode=E("span",[C.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||C.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(C.widgetNode.insertLeft=!0)),C.collapsed){if(fi(e,t.line,t,n,C)||t.line!=n.line&&fi(e,n.line,t,n,C))throw new Error("Inserting collapsed marker partially overlapping an existing one");ge()}C.addToHistory&&jo(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(oe){G&&C.collapsed&&!G.options.lineWrapping&&Dr(oe)==G.display.maxLine&&(V=!0),C.collapsed&&H!=t.line&&Vt(oe,0),ut(oe,new He(C,H==t.line?t.ch:null,H==n.line?n.ch:null)),++H}),C.collapsed&&e.iter(t.line,n.line+1,function(oe){rn(e,oe)&&Vt(oe,0)}),C.clearOnEnter&&Ee(C,"beforeCursorEnter",function(){return C.clear()}),C.readOnly&&($e(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),C.collapsed&&(C.id=++is,C.atomic=!0),G){if(V&&(G.curOp.updateMaxLine=!0),C.collapsed)Fr(G,t.line,n.line+1);else if(C.className||C.startStyle||C.endStyle||C.css||C.attributes||C.title)for(var re=t.line;re<=n.line;re++)xn(G,re,"text");C.atomic&&Xo(G.doc),qt(G,"markerAdded",G,C)}return C}var Di=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};Di.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();qt(this,"clear")},Di.prototype.find=function(e,t){return this.primary.find(e,t)},se(Di);function _l(e,t,n,r,i){r=F(r),r.shared=!1;var C=[ii(e,t,n,r,i)],N=C[0],H=r.widgetNode;return wn(e,function(G){H&&(r.widgetNode=H.cloneNode(!0)),C.push(ii(G,vt(G,t),vt(G,n),r,i));for(var V=0;V<G.linked.length;++V)if(G.linked[V].isParent)return;N=ye(C)}),new Di(C,N)}function as(e){return e.findMarks(Ce(e.first,0),e.clipPos(Ce(e.lastLine())),function(t){return t.parent})}function Tl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),C=e.clipPos(i.from),N=e.clipPos(i.to);if(ft(C,N)){var H=ii(e,C,N,r.primary,r.primary.type);r.markers.push(H),H.parent=r}}}function Sl(e){for(var t=function(r){var i=e[r],C=[i.primary.doc];wn(i.primary.doc,function(G){return C.push(G)});for(var N=0;N<i.markers.length;N++){var H=i.markers[N];ie(C,H.doc)==-1&&(H.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var wl=0,Br=function(e,t,n,r,i){if(!(this instanceof Br))return new Br(e,t,n,r,i);n==null&&(n=0),Ai.call(this,[new Ci([new bn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var C=Ce(n,0);this.sel=Tn(C),this.history=new $i(null),this.id=++wl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),ka(this,{from:C,to:C,text:e}),Rr(this,Tn(C),me)};Br.prototype=ze(Ai.prototype,{constructor:Br,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=jt(this,this.first,this.first+this.size);return 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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:Tr(function(e,t,n){Go(this,vt(this,typeof e=="number"?Ce(e,t||0):e),null,n)}),setSelection:Tr(function(e,t,n){Go(this,vt(this,e),vt(this,t||e),n)}),extendSelection:Tr(function(e,t,n){Ji(this,vt(this,e),t&&vt(this,t),n)}),extendSelections:Tr(function(e,t){Ko(this,gr(this,e),t)}),extendSelectionsBy:Tr(function(e,t){var n=Fe(this.sel.ranges,e);Ko(this,gr(this,n),t)}),setSelections:Tr(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new $t(vt(this,e[i].anchor),vt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Rr(this,an(this.cm,r,t),n)}),addSelection:Tr(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new $t(vt(this,e),vt(this,t||e))),Rr(this,an(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var 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i[t]=n,!n&&je(i)&&(r.gutterMarkers=null),!0})}),clearGutter:Tr(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&wi(t,n,"gutter",function(){return n.gutterMarkers[e]=null,je(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Yt(this,e))return null;if(t=e,e=ke(this,e),!e)return null}else if(t=Mt(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:Tr(function(e,t,n){return wi(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(_(n).test(r[i]))return!1;r[i]+=" "+n}return!0})}),removeLineClass:Tr(function(e,t,n){return wi(this,e,t=="gutter"?"gutter":"class",function(r){var 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t=e.listSelections(),n=[],r=0;r<t.length;r++){if(!t[r].empty())continue;var i=t[r].head,C=ke(e.doc,i.line).text;if(C){if(i.ch==C.length&&(i=new Ce(i.line,i.ch-1)),i.ch>0)i=new Ce(i.line,i.ch+1),e.replaceRange(C.charAt(i.ch-1)+C.charAt(i.ch-2),Ce(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var N=ke(e.doc,i.line-1).text;N&&(i=new Ce(i.line,1),e.replaceRange(C.charAt(0)+e.doc.lineSeparator()+N.charAt(N.length-1),Ce(i.line-1,N.length-1),i,"+transpose"))}}n.push(new $t(i,i))}e.setSelections(n)})},newlineAndIndent:function(e){return Gr(e,function(){for(var t=e.listSelections(),n=t.length-1;n>=0;n--)e.replaceRange(e.doc.lineSeparator(),t[n].anchor,t[n].head,"+input");t=e.listSelections();for(var r=0;r<t.length;r++)e.indentLine(t[r].from().line,null,!0);Zn(e)})},openLine:function(e){return e.replaceSelection(`
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i=e.state.keySeq;if(i){if(ds(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Nl.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),ps(e,i+" "+t,n,r))return!0}return ps(e,t,n,r)}function ps(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&qt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(Y(n),Ta(e)),!!i}function gs(e,t){var n=fs(t,!0);return n?t.shiftKey&&!e.state.keySeq?Mi(e,"Shift-"+n,t,function(r){return na(e,r,!0)})||Mi(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return na(e,r)}):Mi(e,n,t,function(r){return na(e,r)}):!1}function Fl(e,t,n){return Mi(e,"'"+n+"'",t,function(r){return na(e,r,!0)})}var Wa=null;function vs(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=L(),De(t,e))return;U&&k<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var r=gs(t,e);b&&(Wa=r?n:null,!r&&n==88&&!Tt&&(d?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),A&&!d&&!r&&n==46&&e.shiftKey&&!e.ctrlKey&&document.execCommand&&document.execCommand("cut"),n==18&&!/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)&&Bl(t)}function Bl(e){var t=e.display.lineDiv;I(t,"CodeMirror-crosshair");function n(r){(r.keyCode==18||!r.altKey)&&(f(t,"CodeMirror-crosshair"),Ze(document,"keyup",n),Ze(document,"mouseover",n))}Ee(document,"keyup",n),Ee(document,"mouseover",n)}function ys(e){e.keyCode==16&&(this.doc.sel.shift=!1),De(this,e)}function Es(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(mn(t.display,e)||De(t,e)||e.ctrlKey&&!e.altKey||d&&e.metaKey)return;var n=e.keyCode,r=e.charCode;if(b&&n==Wa){Wa=null,Y(e);return}if(b&&(!e.which||e.which<10)&&gs(t,e))return;var i=String.fromCharCode(r==null?n:r);if(i=="\b")return;if(Fl(t,e,i))return;t.display.input.onKeyPress(e)}var jl=400,Ha=function(e,t,n){this.time=e,this.pos=t,this.button=n};Ha.prototype.compare=function(e,t,n){return this.time+jl>e&&ft(t,this.pos)==0&&n==this.button};var ki,Ii;function Wl(e,t){var n=+new Date;return Ii&&Ii.compare(n,e,t)?(ki=Ii=null,"triple"):ki&&ki.compare(n,e,t)?(Ii=new Ha(n,e,t),ki=null,"double"):(ki=new Ha(n,e,t),Ii=null,"single")}function bs(e){var t=this,n=t.display;if(De(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,mn(n,e)){R||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ka(t,e))return;var r=In(t,e),i=xe(e),C=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Hl(t,i,r,C,e))return;i==1?r?Gl(t,r,C,e):de(e)==n.scroller&&Y(e):i==2?(r&&Ji(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(l?t.display.input.onContextMenu(e):xo(t))}function Hl(e,t,n,r,i){var C="Click";return r=="double"?C="Double"+C:r=="triple"&&(C="Triple"+C),C=(t==1?"Left":t==2?"Middle":"Right")+C,Mi(e,cs(C,i),i,function(N){if(typeof N=="string"&&(N=Pi[N]),!N)return!1;var H=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),H=N(e,n)!=_e}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 C=u?n.shiftKey&&n.metaKey:n.altKey;i.unit=C?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=d?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(d?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){U?setTimeout(j(bo,e),0):e.curOp.focus=L();var i=Kl(e,n,r),C=e.doc.sel,N;e.options.dragDrop&&Re&&!e.isReadOnly()&&n=="single"&&(N=C.contains(t))>-1&&(ft((N=C.ranges[N]).from(),t)<0||t.xRel>0)&&(ft(N.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var i=e.display,C=!1,N=_r(e,function(V){R&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ze(i.wrapper.ownerDocument,"mouseup",N),Ze(i.wrapper.ownerDocument,"mousemove",H),Ze(i.scroller,"dragstart",G),Ze(i.scroller,"drop",N),C||(Y(V),r.addNew||Ji(e.doc,n,null,null,r.extend),R&&!O||U&&k==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),H=function(V){C=C||Math.abs(t.clientX-V.clientX)+Math.abs(t.clientY-V.clientY)>=10},G=function(){return C=!0};R&&(i.scroller.draggable=!0),e.state.draggingText=N,N.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Ee(i.wrapper.ownerDocument,"mouseup",N),Ee(i.wrapper.ownerDocument,"mousemove",H),Ee(i.scroller,"dragstart",G),Ee(i.scroller,"drop",N),xo(e),setTimeout(function(){return i.input.focus()},20)}function xs(e,t,n){if(n=="char")return new $t(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new $t(Ce(t.line,0),vt(e.doc,Ce(t.line+1,0)));var r=n(e,t);return new $t(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,C=e.doc;Y(t);var N,H,G=C.sel,V=G.ranges;if(r.addNew&&!r.extend?(H=C.sel.contains(n),H>-1?N=V[H]:N=new $t(n,n)):(N=C.sel.primary(),H=C.sel.primIndex),r.unit=="rectangle")r.addNew||(N=new $t(n,n)),n=In(e,t,!0,!0),H=-1;else{var re=xs(e,n,r.unit);r.extend?N=Ua(N,re.anchor,re.head,r.extend):N=re}r.addNew?H==-1?(H=V.length,Rr(C,an(e,V.concat([N]),H),{scroll:!1,origin:"*mouse"})):V.length>1&&V[H].empty()&&r.unit=="char"&&!r.extend?(Rr(C,an(e,V.slice(0,H).concat(V.slice(H+1)),0),{scroll:!1,origin:"*mouse"}),G=C.sel):Na(C,H,N,he):(H=0,Rr(C,new Xr([N],0),he),G=C.sel);var oe=n;function ve(Je){if(ft(oe,Je)==0)return;if(oe=Je,r.unit=="rectangle"){for(var mt=[],At=e.options.tabSize,xt=X(ke(C,n.line).text,n.ch,At),Nt=X(ke(C,Je.line).text,Je.ch,At),tr=Math.min(xt,Nt),Sr=Math.max(xt,Nt),sr=Math.min(n.line,Je.line),zr=Math.min(e.lastLine(),Math.max(n.line,Je.line));sr<=zr;sr++){var jr=ke(C,sr).text,mr=ce(jr,tr,At);tr==Sr?mt.push(new $t(Ce(sr,mr),Ce(sr,mr))):jr.length>mr&&mt.push(new $t(Ce(sr,mr),Ce(sr,ce(jr,Sr,At))))}mt.length||mt.push(new $t(n,n)),Rr(C,an(e,G.ranges.slice(0,H).concat(mt),H),{origin:"*mouse",scroll:!1}),e.scrollIntoView(Je)}else{var Wr=N,Ar=xs(e,Je,r.unit),Er=Wr.anchor,pr;ft(Ar.anchor,Er)>0?(pr=Ar.head,Er=cr(Wr.from(),Ar.anchor)):(pr=Ar.anchor,Er=Jr(Wr.to(),Ar.head));var dr=G.ranges.slice(0);dr[H]=Xl(e,new $t(vt(C,Er),pr)),Rr(C,an(e,dr,H),he)}}var pe=i.wrapper.getBoundingClientRect(),Se=0;function Pe(Je){var mt=++Se,At=In(e,Je,!0,r.unit=="rectangle");if(!At)return;if(ft(At,oe)!=0){e.curOp.focus=L(),ve(At);var xt=zi(i,C);(At.line>=xt.to||At.line<xt.from)&&setTimeout(_r(e,function(){Se==mt&&Pe(Je)}),150)}else{var Nt=Je.clientY<pe.top?-20:Je.clientY>pe.bottom?20:0;Nt&&setTimeout(_r(e,function(){if(Se!=mt)return;i.scroller.scrollTop+=Nt,Pe(Je)}),50)}}function Ke(Je){e.state.selectingText=!1,Se=Infinity,Je&&(Y(Je),i.input.focus()),Ze(i.wrapper.ownerDocument,"mousemove",Qe),Ze(i.wrapper.ownerDocument,"mouseup",dt),C.history.lastSelOrigin=null}var Qe=_r(e,function(Je){Je.buttons===0||!xe(Je)?Ke(Je):Pe(Je)}),dt=_r(e,Ke);e.state.selectingText=dt,Ee(i.wrapper.ownerDocument,"mousemove",Qe),Ee(i.wrapper.ownerDocument,"mouseup",dt)}function Xl(e,t){var n=t.anchor,r=t.head,i=ke(e.doc,n.line);if(ft(n,r)==0&&n.sticky==r.sticky)return t;var C=nt(i);if(!C)return t;var N=Ge(C,n.ch,n.sticky),H=C[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==C.length)return t;var V;if(r.line!=n.line)V=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var re=Ge(C,r.ch,r.sticky),oe=re-N||(r.ch-n.ch)*(H.level==1?-1:1);re==G-1||re==G?V=oe<0:V=oe>0}var ve=C[G+(V?-1:0)],pe=V==(ve.level==1),Se=pe?ve.from:ve.to,Pe=pe?"after":"before";return n.ch==Se&&n.sticky==Pe?t:new $t(new Ce(n.line,Se,Pe),r)}function _s(e,t,n,r){var i,C;if(t.touches)i=t.touches[0].clientX,C=t.touches[0].clientY;else try{i=t.clientX,C=t.clientY}catch(ve){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Y(t);var N=e.display,H=N.lineDiv.getBoundingClientRect();if(C>H.bottom||!ae(e,n))return J(t);C-=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 re=br(e.doc,C),oe=e.display.gutterSpecs[G];return be(e,n,e,re,oe.className,t),J(t)}}}function Ka(e,t){return _s(e,t,"gutterClick",!0)}function Ts(e,t){if(mn(e.display,t)||Yl(e,t))return;if(De(e,t,"contextmenu"))return;l||e.display.input.onContextMenu(t)}function Yl(e,t){return ae(e,"gutterContextMenu")?_s(e,t,"gutterContextMenu",!1):!1}function Ss(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),pi(e)}var si={toString:function(){return"CodeMirror.Init"}},ws={},ia={};function $l(e){var t=e.optionHandlers;function n(r,i,C,N){e.defaults[r]=i,C&&(t[r]=N?function(H,G,V){V!=si&&C(H,G,V)}:C)}e.defineOption=n,e.Init=si,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,Ma(r)},!0),n("indentUnit",2,Ma,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,function(r){Ti(r),pi(r),Fr(r)},!0),n("lineSeparator",null,function(r,i){if(r.doc.lineSep=i,!i)return;var C=[],N=r.doc.first;r.doc.iter(function(G){for(var V=0;;){var re=G.text.indexOf(i,V);if(re==-1)break;V=re+i.length,C.push(Ce(N,re))}N++});for(var H=C.length-1;H>=0;H--)ni(r.doc,i,C[H],Ce(C[H].line,C[H].ch+i.length))}),n("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(r,i,C){r.state.specialChars=new RegExp(i.source+(i.test("	")?"":"|	"),"g"),C!=si&&r.refresh()}),n("specialCharPlaceholder",yt,function(r){return r.refresh()},!0),n("electricChars",!0),n("inputStyle",o?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),n("spellcheck",!1,function(r,i){return r.getInputField().spellcheck=i},!0),n("autocorrect",!1,function(r,i){return r.getInputField().autocorrect=i},!0),n("autocapitalize",!1,function(r,i){return r.getInputField().autocapitalize=i},!0),n("rtlMoveVisually",!w),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){Ss(r),_i(r)},!0),n("keyMap","default",function(r,i,C){var N=ra(i),H=C!=si&&ra(C);H&&H.detach&&H.detach(r,N),N.attach&&N.attach(r,H||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Jl,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Oa(i,r.options.lineNumbers),_i(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?xa(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return qn(r)},!0),n("scrollbarStyle","native",function(r){Ao(r),qn(r),r.display.scrollbars.setScrollTop(r.doc.scrollTop),r.display.scrollbars.setScrollLeft(r.doc.scrollLeft)},!0),n("lineNumbers",!1,function(r,i){r.display.gutterSpecs=Oa(r.options.gutters,i),_i(r)},!0),n("firstLineNumber",1,_i,!0),n("lineNumberFormatter",function(r){return r},_i,!0),n("showCursorWhenSelecting",!1,gi,!0),n("resetSelectionOnContextMenu",!0),n("lineWiseCopyCut",!0),n("pasteLinesPerSelection",!0),n("selectionsMayTouch",!1),n("readOnly",!1,function(r,i){i=="nocursor"&&(Jn(r),r.display.input.blur()),r.display.input.readOnlyChanged(i)}),n("screenReaderLabel",null,function(r,i){i=i===""?null:i,r.display.input.screenReaderLabelChanged(i)}),n("disableInput",!1,function(r,i){i||r.display.input.reset()},!0),n("dragDrop",!0,Ql),n("allowDropFileTypes",null),n("cursorBlinkRate",530),n("cursorScrollMargin",0),n("cursorHeight",1,gi,!0),n("singleCursorHeightPerLine",!0,gi,!0),n("workTime",100),n("workDelay",100),n("flattenSpans",!0,Ti,!0),n("addModeClass",!1,Ti,!0),n("pollInterval",100),n("undoDepth",200,function(r,i){return r.doc.history.undoDepth=i}),n("historyEventDelay",1250),n("viewportMargin",10,function(r){return r.refresh()},!0),n("maxHighlightLength",1e4,Ti,!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!=si;if(!t!=!r){var i=e.display.dragFunctions,C=t?Ee:Ze;C(e.display.scroller,"dragstart",i.start),C(e.display.scroller,"dragenter",i.enter),C(e.display.scroller,"dragover",i.over),C(e.display.scroller,"dragleave",i.leave),C(e.display.scroller,"drop",i.drop)}}function Jl(e){e.options.lineWrapping?(I(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(f(e.display.wrapper,"CodeMirror-wrap"),fn(e)),_a(e),Fr(e),pi(e),setTimeout(function(){return qn(e)},100)}function ir(e,t){var n=this;if(!(this instanceof ir))return new ir(e,t);this.options=t=t?F(t):{},F(ws,t,!1);var r=t.value;typeof r=="string"?r=new Br(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new ir.inputStyles[t.inputStyle](this),C=this.display=new dl(e,r,i,t);C.wrapper.CodeMirror=this,Ss(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),Ao(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 te,keySeq:null,specialChars:null},t.autofocus&&!o&&C.input.focus(),U&&k<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Dl(),Bn(this),this.curOp.forceUpdate=!0,No(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Sa(n)},20):Jn(this);for(var N in ia)ia.hasOwnProperty(N)&&ia[N](this,t[N],si);Ro(this),t.finishInit&&t.finishInit(this);for(var H=0;H<Ga.length;++H)Ga[H](this);jn(this),R&&t.lineWrapping&&getComputedStyle(C.lineDiv).textRendering=="optimizelegibility"&&(C.lineDiv.style.textRendering="auto")}ir.defaults=ws,ir.optionHandlers=ia;function Zl(e){var t=e.display;Ee(t.scroller,"mousedown",_r(e,bs)),U&&k<11?Ee(t.scroller,"dblclick",_r(e,function(G){if(De(e,G))return;var V=In(e,G);if(!V||Ka(e,G)||mn(e.display,G))return;Y(G);var re=e.findWordAt(V);Ji(e.doc,re.anchor,re.head)})):Ee(t.scroller,"dblclick",function(G){return De(e,G)||Y(G)}),Ee(t.scroller,"contextmenu",function(G){return Ts(e,G)}),Ee(t.input.getField(),"contextmenu",function(G){t.scroller.contains(G.target)||Ts(e,G)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function C(G){if(G.touches.length!=1)return!1;var V=G.touches[0];return V.radiusX<=1&&V.radiusY<=1}function N(G,V){if(V.left==null)return!0;var re=V.left-G.left,oe=V.top-G.top;return re*re+oe*oe>20*20}Ee(t.scroller,"touchstart",function(G){if(!De(e,G)&&!C(G)&&!Ka(e,G)){t.input.ensurePolled(),clearTimeout(n);var V=+new Date;t.activeTouch={start:V,moved:!1,prev:V-r.end<=300?r:null},G.touches.length==1&&(t.activeTouch.left=G.touches[0].pageX,t.activeTouch.top=G.touches[0].pageY)}}),Ee(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ee(t.scroller,"touchend",function(G){var V=t.activeTouch;if(V&&!mn(t,G)&&V.left!=null&&!V.moved&&new Date-V.start<300){var re=e.coordsChar(t.activeTouch,"page"),oe;!V.prev||N(V,V.prev)?oe=new $t(re,re):!V.prev.prev||N(V,V.prev.prev)?oe=e.findWordAt(re):oe=new $t(Ce(re.line,0),vt(e.doc,Ce(re.line+1,0))),e.setSelection(oe.anchor,oe.head),e.focus(),Y(G)}i()}),Ee(t.scroller,"touchcancel",i),Ee(t.scroller,"scroll",function(){t.scroller.clientHeight&&(yi(e,t.scroller.scrollTop),Nn(e,t.scroller.scrollLeft,!0),be(e,"scroll",e))}),Ee(t.scroller,"mousewheel",function(G){return Mo(e,G)}),Ee(t.scroller,"DOMMouseScroll",function(G){return Mo(e,G)}),Ee(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(G){De(e,G)||ee(G)},over:function(G){De(e,G)||(Ll(e,G),ee(G))},start:function(G){return Al(e,G)},drop:_r(e,Cl),leave:function(G){De(e,G)||ss(e)}};var H=t.input.getField();Ee(H,"keyup",function(G){return ys.call(e,G)}),Ee(H,"keydown",_r(e,vs)),Ee(H,"keypress",_r(e,Es)),Ee(H,"focus",function(G){return Sa(e,G)}),Ee(H,"blur",function(G){return Jn(e,G)})}var Ga=[];ir.defineInitHook=function(e){return Ga.push(e)};function Ui(e,t,n,r){var i=e.doc,C;n==null&&(n="add"),n=="smart"&&(i.mode.indent?C=Ne(e,t).state:n="prev");var N=e.options.tabSize,H=ke(i,t),G=X(H.text,null,N);H.stateAfter&&(H.stateAfter=null);var V=H.text.match(/^\s*/)[0],re;if(!r&&!/\S/.test(H.text))re=0,n="not";else if(n=="smart"&&(re=i.mode.indent(C,H.text.slice(V.length),H.text),re==_e||re>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?re=X(ke(i,t-1).text,null,N):re=0:n=="add"?re=G+e.options.indentUnit:n=="subtract"?re=G-e.options.indentUnit:typeof n=="number"&&(re=G+n),re=Math.max(0,re);var oe="",ve=0;if(e.options.indentWithTabs)for(var pe=Math.floor(re/N);pe;--pe)ve+=N,oe+="	";if(ve<re&&(oe+=q(re-ve)),oe!=V)return ni(i,oe,Ce(t,0),Ce(t,V.length),"+input"),H.stateAfter=null,!0;for(var Se=0;Se<i.sel.ranges.length;Se++){var Pe=i.sel.ranges[Se];if(Pe.head.line==t&&Pe.head.ch<V.length){var Ke=Ce(t,V.length);Na(i,Se,new $t(Ke,Ke));break}}}var on=null;function aa(e){on=e}function za(e,t,n,r,i){var C=e.doc;e.display.shift=!1,r||(r=C.sel);var N=+new Date-200,H=i=="paste"||e.state.pasteIncoming>N,G=Ue(t),V=null;if(H&&r.ranges.length>1)if(on&&on.text.join(`
`)==t){if(r.ranges.length%on.text.length==0){V=[];for(var re=0;re<on.text.length;re++)V.push(C.splitLines(on.text[re]))}}else G.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(V=Fe(G,function(Qe){return[Qe]}));for(var oe=e.curOp.updateInput,ve=r.ranges.length-1;ve>=0;ve--){var pe=r.ranges[ve],Se=pe.from(),Pe=pe.to();pe.empty()&&(n&&n>0?Se=Ce(Se.line,Se.ch-n):e.state.overwrite&&!H?Pe=Ce(Pe.line,Math.min(ke(C,Pe.line).text.length,Pe.ch+ye(G).length)):H&&on&&on.lineWise&&on.text.join(`
`)==G.join(`
`)&&(Se=Pe=Ce(Se.line,0)));var Ke={from:Se,to:Pe,text:V?V[ve%V.length]:G,origin:i||(H?"paste":e.state.cutIncoming>N?"cut":"+input")};ri(e.doc,Ke),qt(e,"inputRead",e,Ke)}t&&!H&&As(e,t),Zn(e),e.curOp.updateInput<2&&(e.curOp.updateInput=oe),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function Cs(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&Gr(t,function(){return za(t,n,0,null,"paste")}),!0}function As(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 C=e.getModeAt(i.head),N=!1;if(C.electricChars){for(var H=0;H<C.electricChars.length;H++)if(t.indexOf(C.electricChars.charAt(H))>-1){N=Ui(e,i.head.line,"smart");break}}else C.electricInput&&(C.electricInput.test(ke(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=Ui(e,i.head.line,"smart")));N&&qt(e,"electricInput",e,i.head.line)}}function Ls(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,C={anchor:Ce(i,0),head:Ce(i+1,0)};n.push(C),t.push(e.getRange(C.anchor,C.head))}return{text:t,ranges:n}}function Ds(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Rs(){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 R?e.style.width="1000px":e.setAttribute("wrap","off"),S&&(e.style.border="1px solid black"),Ds(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 C=this.options,N=C[r];if(C[r]==i&&r!="mode")return;C[r]=i,t.hasOwnProperty(r)&&_r(this,t[r])(this,i,N),be(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"](ra(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,C=0;C<i.length;++C)if(i[C]==r||i[C].name==r)return i.splice(C,1),!0},addOverlay:kr(function(r,i){var C=r.token?r:e.getMode(this.options,r);if(C.startState)throw new Error("Overlays may not be stateful.");Be(this.state.overlays,{mode:C,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,Fr(this)}),removeOverlay:kr(function(r){for(var i=this.state.overlays,C=0;C<i.length;++C){var N=i[C].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(C,1),this.state.modeGen++,Fr(this);return}}}),indentLine:kr(function(r,i,C){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Yt(this.doc,r)&&Ui(this,r,i,C)}),indentSelection:kr(function(r){for(var i=this.doc.sel.ranges,C=-1,N=0;N<i.length;N++){var H=i[N];if(H.empty())H.head.line>C&&(Ui(this,H.head.line,r,!0),C=H.head.line,N==this.doc.sel.primIndex&&Zn(this));else{var G=H.from(),V=H.to(),re=Math.max(C,G.line);C=Math.min(this.lastLine(),V.line-(V.ch?0:1))+1;for(var oe=re;oe<C;++oe)Ui(this,oe,r);var ve=this.doc.sel.ranges;G.ch==0&&i.length==ve.length&&ve[N].from().ch>0&&Na(this.doc,N,new $t(G,ve[N].to()),me)}}}),getTokenAt:function(r,i){return Zr(this,r,i)},getLineTokens:function(r,i){return Zr(this,Ce(r),i,!0)},getTokenTypeAt:function(r){r=vt(this.doc,r);var i=Dn(this,ke(this.doc,r.line)),C=0,N=(i.length-1)/2,H=r.ch,G;if(H==0)G=i[2];else for(;;){var V=C+N>>1;if((V?i[V*2-1]:0)>=H)N=V;else if(i[V*2+1]<H)C=V+1;else{G=i[V*2+2];break}}var re=G?G.indexOf("overlay "):-1;return re<0?G:re==0?null:G.slice(0,re-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var C=[];if(!n.hasOwnProperty(i))return C;var N=n[i],H=this.getModeAt(r);if(typeof H[i]=="string")N[H[i]]&&C.push(N[H[i]]);else if(H[i])for(var G=0;G<H[i].length;G++){var V=N[H[i][G]];V&&C.push(V)}else H.helperType&&N[H.helperType]?C.push(N[H.helperType]):N[H.name]&&C.push(N[H.name]);for(var re=0;re<N._global.length;re++){var oe=N._global[re];oe.pred(H,this)&&ie(C,oe.val)==-1&&C.push(oe.val)}return C},getStateAfter:function(r,i){var C=this.doc;return r=Ut(C,r==null?C.first+C.size-1:r),Ne(this,r+1,i).state},cursorCoords:function(r,i){var C,N=this.doc.sel.primary();return r==null?C=N.head:typeof r=="object"?C=vt(this.doc,r):C=r?N.from():N.to(),nn(this,C,i||"page")},charCoords:function(r,i){return ga(this,vt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=fo(this,r,i||"page"),ya(this,r.left,r.top)},lineAtHeight:function(r,i){return r=fo(this,{top:r,left:0},i||"page").top,br(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,C){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=ke(this.doc,r)}else H=r;return Wi(this,H,{top:0,left:0},i||"page",C||N).top+(N?this.doc.height-Kr(H):0)},defaultTextHeight:function(){return $n(this.display)},defaultCharWidth:function(){return Qn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,C,N,H){var G=this.display;r=nn(this,vt(this.doc,r));var V=r.bottom,re=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 oe=Math.max(G.wrapper.clientHeight,this.doc.height),ve=Math.max(G.sizer.clientWidth,G.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>oe)&&r.top>i.offsetHeight?V=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=oe&&(V=r.bottom),re+i.offsetWidth>ve&&(re=ve-i.offsetWidth)}i.style.top=V+"px",i.style.left=i.style.right="",H=="right"?(re=G.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(H=="left"?re=0:H=="middle"&&(re=(G.sizer.clientWidth-i.offsetWidth)/2),i.style.left=re+"px"),C&&Qs(this,{left:re,top:V,right:re+i.offsetWidth,bottom:V+i.offsetHeight})},triggerOnKeyDown:kr(vs),triggerOnKeyPress:kr(Es),triggerOnKeyUp:ys,triggerOnMouseDown:kr(bs),execCommand:function(r){if(Pi.hasOwnProperty(r))return Pi[r].call(null,this)},triggerElectric:kr(function(r){As(this,r)}),findPosH:function(r,i,C,N){var H=1;i<0&&(H=-1,i=-i);for(var G=vt(this.doc,r),V=0;V<i&&!(G=Va(this.doc,G,H,C,N),G.hitSide);++V);return G},moveH:kr(function(r,i){var C=this;this.extendSelectionsBy(function(N){return C.display.shift||C.doc.extend||N.empty()?Va(C.doc,N.head,r,i,C.options.rtlMoveVisually):r<0?N.from():N.to()},fe)}),deleteH:kr(function(r,i){var C=this.doc.sel,N=this.doc;C.somethingSelected()?N.replaceSelection("",null,"+delete"):oi(this,function(H){var G=Va(N,H.head,r,i,!1);return r<0?{from:G,to:H.head}:{from:H.head,to:G}})}),findPosV:function(r,i,C,N){var H=1,G=N;i<0&&(H=-1,i=-i);for(var V=vt(this.doc,r),re=0;re<i;++re){var oe=nn(this,V,"div");if(G==null?G=oe.left:oe.left=G,V=Os(this,oe,H,C),V.hitSide)break}return V},moveV:kr(function(r,i){var C=this,N=this.doc,H=[],G=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(re){if(G)return r<0?re.from():re.to();var oe=nn(C,re.head,"div");re.goalColumn!=null&&(oe.left=re.goalColumn),H.push(oe.left);var ve=Os(C,oe,r,i);return i=="page"&&re==N.sel.primary()&&Ca(C,ga(C,ve,"div").top-oe.top),ve},fe),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,C=ke(i,r.line).text,N=r.ch,H=r.ch;if(C){var G=this.getHelper(r,"wordChars");(r.sticky=="before"||H==C.length)&&N?--N:++H;for(var V=C.charAt(N),re=Me(V,G)?function(oe){return Me(oe,G)}:/\s/.test(V)?function(oe){return/\s/.test(oe)}:function(oe){return!/\s/.test(oe)&&!Me(oe)};N>0&&re(C.charAt(N-1));)--N;for(;H<C.length&&re(C.charAt(H));)++H}return new $t(Ce(r.line,N),Ce(r.line,H))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?I(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),be(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==L()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:kr(function(r,i){vi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-ln(this)-this.display.barHeight,width:r.scrollWidth-ln(this)-this.display.barWidth,clientHeight:ha(this),clientWidth:Mn(this)}},scrollIntoView:kr(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Ce(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):To(this,r.from,r.to,r.margin)}),setSize:kr(function(r,i){var C=this,N=function(G){return typeof G=="number"||/^\d+$/.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&&lo(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){xn(C,H,"widget");break}}++H}),this.curOp.forceUpdate=!0,be(this,"refresh",this)}),operation:function(r){return Gr(this,r)},startOperation:function(){return Bn(this)},endOperation:function(){return jn(this)},refresh:kr(function(){var r=this.display.cachedTextHeight;Fr(this),this.curOp.forceUpdate=!0,pi(this),vi(this,this.doc.scrollLeft,this.doc.scrollTop),Da(this.display),(r==null||Math.abs(r-$n(this.display))>.5||this.options.lineWrapping)&&_a(this),be(this,"refresh",this)}),swapDoc:kr(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),No(this,r),pi(this),this.display.input.reset(),vi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,qt(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}},se(e),e.registerHelper=function(r,i,C){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=C},e.registerGlobalHelper=function(r,i,C,N){e.registerHelper(r,i,N),n[r]._global.push({pred:C,val:N})}}function Va(e,t,n,r,i){var C=t,N=n,H=ke(e,t.line),G=i&&e.direction=="rtl"?-n:n;function V(){var dt=t.line+G;return dt<e.first||dt>=e.first+e.size?!1:(t=new Ce(dt,t.ch,t.sticky),H=ke(e,dt))}function re(dt){var Je;if(r=="codepoint"){var mt=H.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(mt)?Je=null:Je=new Ce(t.line,Math.max(0,Math.min(H.text.length,t.ch+n*(mt>=55296&&mt<56320?2:1))),-n)}else i?Je=kl(e.cm,H,t,n):Je=Ba(H,t,n);if(Je==null)if(!dt&&V())t=ja(i,e.cm,H,t.line,G);else return!1;else t=Je;return!0}if(r=="char"||r=="codepoint")re();else if(r=="column")re(!0);else if(r=="word"||r=="group")for(var oe=null,ve=r=="group",pe=e.cm&&e.cm.getHelper(t,"wordChars"),Se=!0;!(n<0&&!re(!Se));Se=!1){var Pe=H.text.charAt(t.ch)||`
`,Ke=Me(Pe,pe)?"w":ve&&Pe==`
`?"n":!ve||/\s/.test(Pe)?null:"p";if(ve&&!Se&&!Ke&&(Ke="s"),oe&&oe!=Ke){n<0&&(n=1,re(),t.sticky="after");break}if(Ke&&(oe=Ke),n>0&&!re(!Se))break}var Qe=qi(e,t,C,N,!0);return xr(C,Qe)&&(Qe.hitSide=!0),Qe}function Os(e,t,n,r){var i=e.doc,C=t.left,N;if(r=="page"){var H=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),G=Math.max(H-.5*$n(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=ya(e,C,N),!V.outside);){if(n<0?N<=0:N>=i.height){V.hitSide=!0;break}N+=n*5}return V}var Jt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new te,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Jt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Ds(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function C(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}Ee(i,"paste",function(H){if(!C(H)||De(r,H)||Cs(H,r))return;k<=11&&setTimeout(_r(r,function(){return t.updateFromDOM()}),20)}),Ee(i,"compositionstart",function(H){t.composing={data:H.data,done:!1}}),Ee(i,"compositionupdate",function(H){t.composing||(t.composing={data:H.data,done:!1})}),Ee(i,"compositionend",function(H){t.composing&&(H.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ee(i,"touchstart",function(){return n.forceCompositionEnd()}),Ee(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(H){if(!C(H)||De(r,H))return;if(r.somethingSelected())aa({lineWise:!1,text:r.getSelections()}),H.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var G=Ls(r);aa({lineWise:!0,text:G.text}),H.type=="cut"&&r.operation(function(){r.setSelections(G.ranges,0,me),r.replaceSelection("",null,"cut")})}else return;if(H.clipboardData){H.clipboardData.clearData();var V=on.text.join(`
`);if(H.clipboardData.setData("Text",V),H.clipboardData.getData("Text")==V){H.preventDefault();return}}var re=Rs(),oe=re.firstChild;r.display.lineSpace.insertBefore(re,r.display.lineSpace.firstChild),oe.value=on.text.join(`
`);var ve=document.activeElement;z(oe),setTimeout(function(){r.display.lineSpace.removeChild(re),ve.focus(),ve==i&&n.showPrimarySelection()},50)}Ee(i,"copy",N),Ee(i,"cut",N)},Jt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Jt.prototype.prepareSelection=function(){var e=yo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Jt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Jt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Jt.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 C=oa(t,e.anchorNode,e.anchorOffset),N=oa(t,e.focusNode,e.focusOffset);if(C&&!C.bad&&N&&!N.bad&&ft(cr(C,N),r)==0&&ft(Jr(C,N),i)==0)return;var H=t.display.view,G=r.line>=t.display.viewFrom&&Ps(t,r)||{node:H[0].measure.map[2],offset:0},V=i.line<t.display.viewTo&&Ps(t,i);if(!V){var re=H[H.length-1].measure,oe=re.maps?re.maps[re.maps.length-1]:re.map;V={node:oe[oe.length-1],offset:oe[oe.length-2]-oe[oe.length-3]}}if(!G||!V){e.removeAllRanges();return}var ve=e.rangeCount&&e.getRangeAt(0),pe;try{pe=v(G.node,G.offset,V.offset,V.node)}catch(Se){}pe&&(!A&&t.state.focused?(e.collapse(G.node,G.offset),pe.collapsed||(e.removeAllRanges(),e.addRange(pe))):(e.removeAllRanges(),e.addRange(pe)),ve&&e.anchorNode==null?e.addRange(ve):A&&this.startGracePeriod()),this.rememberSelection()},Jt.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)},Jt.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},Jt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Jt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return p(this.div,t)},Jt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Jt.prototype.blur=function(){this.div.blur()},Jt.prototype.getField=function(){return this.div},Jt.prototype.supportsTouch=function(){return!0},Jt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():Gr(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)},Jt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Jt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(c&&g&&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=oa(t,e.anchorNode,e.anchorOffset),r=oa(t,e.focusNode,e.focusOffset);n&&r&&Gr(t,function(){Rr(t.doc,Tn(n,r),me),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Jt.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=Ce(r.line-1,ke(e.doc,r.line-1).length)),i.ch==ke(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ce(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var C,N,H;r.line==t.viewFrom||(C=Un(e,r.line))==0?(N=Mt(t.view[0].line),H=t.view[0].node):(N=Mt(t.view[C].line),H=t.view[C-1].node.nextSibling);var G=Un(e,i.line),V,re;if(G==t.view.length-1?(V=t.viewTo-1,re=t.lineDiv.lastChild):(V=Mt(t.view[G+1].line)-1,re=t.view[G+1].node.previousSibling),!H)return!1;for(var oe=e.doc.splitLines(tu(e,H,re,N,V)),ve=zt(e.doc,Ce(N,0),Ce(V,ke(e.doc,V).text.length));oe.length>1&&ve.length>1;)if(ye(oe)==ye(ve))oe.pop(),ve.pop(),V--;else if(oe[0]==ve[0])oe.shift(),ve.shift(),N++;else break;for(var pe=0,Se=0,Pe=oe[0],Ke=ve[0],Qe=Math.min(Pe.length,Ke.length);pe<Qe&&Pe.charCodeAt(pe)==Ke.charCodeAt(pe);)++pe;for(var dt=ye(oe),Je=ye(ve),mt=Math.min(dt.length-(oe.length==1?pe:0),Je.length-(ve.length==1?pe:0));Se<mt&&dt.charCodeAt(dt.length-Se-1)==Je.charCodeAt(Je.length-Se-1);)++Se;if(oe.length==1&&ve.length==1&&N==r.line)for(;pe&&pe>r.ch&&dt.charCodeAt(dt.length-Se-1)==Je.charCodeAt(Je.length-Se-1);)pe--,Se++;oe[oe.length-1]=dt.slice(0,dt.length-Se).replace(/^\u200b+/,""),oe[0]=oe[0].slice(pe).replace(/\u200b+$/,"");var At=Ce(N,pe),xt=Ce(V,ve.length?ye(ve).length-Se:0);if(oe.length>1||oe[0]||ft(At,xt))return ni(e.doc,oe,At,xt,"+input"),!0},Jt.prototype.ensurePolled=function(){this.forceCompositionEnd()},Jt.prototype.reset=function(){this.forceCompositionEnd()},Jt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Jt.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)},Jt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&Gr(this.cm,function(){return Fr(e.cm)})},Jt.prototype.setUneditable=function(e){e.contentEditable="false"},Jt.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||_r(this.cm,za)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},Jt.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},Jt.prototype.onContextMenu=function(){},Jt.prototype.resetPosition=function(){},Jt.prototype.needsContentAttribute=!0;function Ps(e,t){var n=ma(e,t.line);if(!n||n.hidden)return null;var r=ke(e.doc,t.line),i=no(n,r,t.line),C=nt(r,e.doc.direction),N="left";if(C){var H=Ge(C,t.ch);N=H%2?"right":"left"}var G=oo(i.map,t.ch,N);return G.offset=G.collapse=="right"?G.end:G.start,G}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function li(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var C="",N=!1,H=e.doc.lineSeparator(),G=!1;function V(pe){return function(Se){return Se.id==pe}}function re(){N&&(C+=H,G&&(C+=H),N=G=!1)}function oe(pe){pe&&(re(),C+=pe)}function ve(pe){if(pe.nodeType==1){var Se=pe.getAttribute("cm-text");if(Se){oe(Se);return}var Pe=pe.getAttribute("cm-marker"),Ke;if(Pe){var Qe=e.findMarks(Ce(r,0),Ce(i+1,0),V(+Pe));Qe.length&&(Ke=Qe[0].find(0))&&oe(zt(e.doc,Ke.from,Ke.to).join(H));return}if(pe.getAttribute("contenteditable")=="false")return;var dt=/^(pre|div|p|li|table|br)$/i.test(pe.nodeName);if(!/^br$/i.test(pe.nodeName)&&pe.textContent.length==0)return;dt&&re();for(var Je=0;Je<pe.childNodes.length;Je++)ve(pe.childNodes[Je]);/^(pre|p)$/i.test(pe.nodeName)&&(G=!0),dt&&(N=!0)}else pe.nodeType==3&&oe(pe.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(ve(t),t==n);)t=t.nextSibling,G=!1;return C}function oa(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return li(e.clipPos(Ce(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var C=e.display.view[i];if(C.node==r)return ru(C,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!p(r,t))return li(Ce(Mt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var C=e.rest?ye(e.rest):e.line;return li(Ce(Mt(C),C.text.length),i)}var N=t.nodeType==3?t:null,H=t;for(!N&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(N=t.firstChild,n&&(n=N.nodeValue.length));H.parentNode!=r;)H=H.parentNode;var G=e.measure,V=G.maps;function re(Ke,Qe,dt){for(var Je=-1;Je<(V?V.length:0);Je++)for(var mt=Je<0?G.map:V[Je],At=0;At<mt.length;At+=3){var xt=mt[At+2];if(xt==Ke||xt==Qe){var Nt=Mt(Je<0?e.line:e.rest[Je]),tr=mt[At]+dt;return(dt<0||xt!=Ke)&&(tr=mt[At+(dt?1:0)]),Ce(Nt,tr)}}}var oe=re(N,H,n);if(oe)return li(oe,i);for(var ve=H.nextSibling,pe=N?N.nodeValue.length-n:0;ve;ve=ve.nextSibling){if(oe=re(ve,ve.firstChild,0),oe)return li(Ce(oe.line,oe.ch-pe),i);pe+=ve.textContent.length}for(var Se=H.previousSibling,Pe=n;Se;Se=Se.previousSibling){if(oe=re(Se,Se.firstChild,-1),oe)return li(Ce(oe.line,oe.ch+Pe),i);Pe+=Se.textContent.length}}var fr=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new te,this.hasSelection=!1,this.composing=null};fr.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),S&&(i.style.width="0px"),Ee(i,"input",function(){U&&k>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Ee(i,"paste",function(N){if(De(r,N)||Cs(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function C(N){if(De(r,N))return;if(r.somethingSelected())aa({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var H=Ls(r);aa({lineWise:!0,text:H.text}),N.type=="cut"?r.setSelections(H.ranges,null,me):(n.prevInput="",i.value=H.text.join(`
`),z(i))}else return;N.type=="cut"&&(r.state.cutIncoming=+new Date)}Ee(i,"cut",C),Ee(i,"copy",C),Ee(e.scroller,"paste",function(N){if(mn(e,N)||De(r,N))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var H=new Event("paste");H.clipboardData=N.clipboardData,i.dispatchEvent(H)}),Ee(e.lineSpace,"selectstart",function(N){mn(e,N)||Y(N)}),Ee(i,"compositionstart",function(){var N=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:N,range:r.markText(N,r.getCursor("to"),{className:"CodeMirror-composing"})}}),Ee(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},fr.prototype.createField=function(e){this.wrapper=Rs(),this.textarea=this.wrapper.firstChild},fr.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},fr.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=yo(e);if(e.options.moveInputWithCursor){var i=nn(e,n.sel.primary().head,"div"),C=t.wrapper.getBoundingClientRect(),N=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+N.top-C.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+N.left-C.left))}return r},fr.prototype.showSelection=function(e){var t=this.cm,n=t.display;s(n.cursorDiv,e.cursors),s(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},fr.prototype.reset=function(e){if(this.contextMenuPending||this.composing)return;var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&z(this.textarea),U&&k>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",U&&k>=9&&(this.hasSelection=null))},fr.prototype.getField=function(){return this.textarea},fr.prototype.supportsTouch=function(){return!1},fr.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!o||L()!=this.textarea))try{this.textarea.focus()}catch(e){}},fr.prototype.blur=function(){this.textarea.blur()},fr.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},fr.prototype.receivedFocus=function(){this.slowPoll()},fr.prototype.slowPoll=function(){var e=this;if(this.pollingFast)return;this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},fr.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0;function n(){var r=t.poll();!r&&!e?(e=!0,t.polling.set(60,n)):(t.pollingFast=!1,t.slowPoll())}t.polling.set(20,n)},fr.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||Ve(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(U&&k>=9&&this.hasSelection===i||d&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var C=i.charCodeAt(0);if(C==8203&&!r&&(r="\u200B"),C==8666)return this.reset(),this.cm.execCommand("undo")}for(var N=0,H=Math.min(r.length,i.length);N<H&&r.charCodeAt(N)==i.charCodeAt(N);)++N;return Gr(t,function(){za(t,i.slice(N),r.length-N,null,e.composing?"*compose":null),i.length>1e3||i.indexOf(`
`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},fr.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},fr.prototype.onKeyPress=function(){U&&k>=9&&(this.hasSelection=null),this.fastPoll()},fr.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var C=In(n,e),N=r.scroller.scrollTop;if(!C||b)return;var H=n.options.resetSelectionOnContextMenu;H&&n.doc.sel.contains(C)==-1&&_r(n,Rr)(n.doc,Tn(C),me);var G=i.style.cssText,V=t.wrapper.style.cssText,re=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-re.top-5)+"px; left: "+(e.clientX-re.left-5)+`px;
      z-index: 1000; background: `+(U?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var oe;R&&(oe=window.scrollY),r.input.focus(),R&&window.scrollTo(null,oe),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=pe,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function ve(){if(i.selectionStart!=null){var Pe=n.somethingSelected(),Ke="\u200B"+(Pe?i.value:"");i.value="\u21DA",i.value=Ke,t.prevInput=Pe?"":"\u200B",i.selectionStart=1,i.selectionEnd=Ke.length,r.selForContextMenu=n.doc.sel}}function pe(){if(t.contextMenuPending!=pe)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=V,i.style.cssText=G,U&&k<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=N),i.selectionStart!=null){(!U||U&&k<9)&&ve();var Pe=0,Ke=function(){r.selForContextMenu==n.doc.sel&&i.selectionStart==0&&i.selectionEnd>0&&t.prevInput=="\u200B"?_r(n,Qo)(n):Pe++<10?r.detectingSelectAll=setTimeout(Ke,500):(r.selForContextMenu=null,r.input.reset())};r.detectingSelectAll=setTimeout(Ke,200)}}if(U&&k>=9&&ve(),l){ee(e);var Se=function(){Ze(window,"mouseup",Se),setTimeout(pe,20)};Ee(window,"mouseup",Se)}else setTimeout(pe,50)},fr.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled=e=="nocursor",this.textarea.readOnly=!!e},fr.prototype.setUneditable=function(){},fr.prototype.needsContentAttribute=!1;function nu(e,t){if(t=t?F(t):{},t.value=e.value,!t.tabindex&&e.tabIndex&&(t.tabindex=e.tabIndex),!t.placeholder&&e.placeholder&&(t.placeholder=e.placeholder),t.autofocus==null){var n=L();t.autofocus=n==e||e.getAttribute("autofocus")!=null&&n==document.body}function r(){e.value=H.getValue()}var i;if(e.form&&(Ee(e.form,"submit",r),!t.leaveSubmitMethodAlone)){var C=e.form;i=C.submit;try{var 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      Estimated load time for the next fragment: `+B.toFixed(3)+` s
      Time to underbuffer: `+I.toFixed(3)+" s"),d.nextLoadLevel=z,this.bwEstimator.sample(_,m.loaded),this.clearTimer(),c.loader&&(this.fragCurrent=this.partCurrent=null,c.loader.abort()),d.trigger(P.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:c,part:o,stats:m})},x.onFragLoaded=function(c,o){var d=o.frag,u=o.part;if(d.type===R.PlaylistLevelType.MAIN&&Object(W.isFiniteNumber)(d.sn)){var w=u?u.stats:d.stats,y=u?u.duration:d.duration;if(this.clearTimer(),this.lastLoadedFragLevel=d.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[d.level],l=(m.loaded?m.loaded.bytes:0)+w.loaded,_=(m.loaded?m.loaded.duration:0)+y;m.loaded={bytes:l,duration:_},m.realBitrate=Math.round(8*l/_)}if(d.bitrateTest){var f={stats:w,frag:d,part:u,id:d.type};this.onFragBuffered(P.Events.FRAG_BUFFERED,f),d.bitrateTest=!1}}},x.onFragBuffered=function(c,o){var d=o.frag,u=o.part,w=u?u.stats:d.stats;if(w.aborted)return;if(d.type!==R.PlaylistLevelType.MAIN||d.sn==="initSegment")return;var y=w.parsing.end-w.loading.start;this.bwEstimator.sample(y,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),d.bitrateTest?this.bitrateTestDelay=y/1e3:this.bitrateTestDelay=0},x.onError=function(c,o){switch(o.details){case k.ErrorDetails.FRAG_LOAD_ERROR:case k.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},x.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},x.getNextABRAutoLevel=function(){var c=this.fragCurrent,o=this.partCurrent,d=this.hls,u=d.maxAutoLevel,w=d.config,y=d.minAutoLevel,m=d.media,l=o?o.duration:c?c.duration:0,_=m?m.currentTime:0,f=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,s=(U.BufferHelper.bufferInfo(m,_,w.maxBufferHole).end-_)/f,a=this.findBestLevel(h,y,u,s,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(a>=0)return a;D.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var E=l?Math.min(l,w.maxStarvationDelay):w.maxStarvationDelay,v=w.abrBandWidthFactor,p=w.abrBandWidthUpFactor;if(!s){var L=this.bitrateTestDelay;if(L){var I=l?Math.min(l,w.maxLoadingDelay):w.maxLoadingDelay;E=I-L,D.logger.trace("bitrate test took "+Math.round(1e3*L)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*E)+" ms"),v=p=1}}return a=this.findBestLevel(h,y,u,s+E,v,p),Math.max(a,0)},x.findBestLevel=function(c,o,d,u,w,y){for(var m,l=this.fragCurrent,_=this.partCurrent,f=this.lastLoadedFragLevel,h=this.hls.levels,s=h[f],a=!!(s!=null&&(m=s.details)!==null&&m!==void 0&&m.live),E=s==null?void 0:s.codecSet,v=_?_.duration:l?l.duration:0,p=d;p>=o;p--){var L=h[p];if(!L||E&&L.codecSet!==E)continue;var I=L.details,B=(_?I==null?void 0:I.partTarget:I==null?void 0:I.averagetargetduration)||v,z=void 0;p<=f?z=w*c:z=y*c;var j=h[p].maxBitrate,F=j*B/z;if(D.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(z)+"/"+j+"/"+B+"/"+u+"/"+F),z>j&&(!F||a&&!this.bitrateTestDelay||F<u))return p}return-1},b(T,[{key:"nextAutoLevel",get:function(){var c=this._nextAutoLevel,o=this.bwEstimator;if(c!==-1&&(!o||!o.canEstimate()))return c;var d=this.getNextABRAutoLevel();return c!==-1&&(d=Math.min(c,d)),d},set:function(c){this._nextAutoLevel=c}}]),T}();K.default=O},"./src/controller/audio-stream-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/polyfills/number.ts"),M=A("./src/controller/base-stream-controller.ts"),P=A("./src/events.ts"),U=A("./src/utils/buffer-helper.ts"),k=A("./src/controller/fragment-tracker.ts"),R=A("./src/types/level.ts"),D=A("./src/types/loader.ts"),g=A("./src/loader/fragment.ts"),b=A("./src/demux/chunk-cache.ts"),O=A("./src/demux/transmuxer-interface.ts"),T=A("./src/types/transmuxer.ts"),x=A("./src/controller/fragment-finders.ts"),S=A("./src/utils/discontinuities.ts"),c=A("./src/errors.ts"),o=A("./src/utils/logger.ts");function d(){return d=Object.assign||function(l){for(var _=1;_<arguments.length;_++){var f=arguments[_];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(l[h]=f[h])}return l},d.apply(this,arguments)}function u(l,_){l.prototype=Object.create(_.prototype),l.prototype.constructor=l,w(l,_)}function w(l,_){return w=Object.setPrototypeOf||function(h,s){return h.__proto__=s,h},w(l,_)}var y=100,m=function(l){u(_,l);function _(h,s){var a;return a=l.call(this,h,s,"[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=_.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var s=this.hls;s.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(P.Events.ERROR,this.onError,this),s.on(P.Events.BUFFER_RESET,this.onBufferReset,this),s.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var s=this.hls;s.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(P.Events.ERROR,this.onError,this),s.off(P.Events.BUFFER_RESET,this.onBufferReset,this),s.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(s,a){var E=a.frag,v=a.id,p=a.initPTS;if(v==="main"){var L=E.cc;this.initPTS[E.cc]=p,this.log("InitPTS for cc: "+L+" found from main: "+p),this.videoTrackCC=L,this.state===M.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=M.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(y),this.fragLoadError=0,a>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=M.State.IDLE):(this.loadedmetadata=!1,this.state=M.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=s,this.tick()},f.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_TRACK:{var s,a=this.levels,E=this.trackId,v=a==null||((s=a[E])===null||s===void 0)?void 0:s.details;if(v){if(this.waitForCdnTuneIn(v))break;this.state=M.State.WAITING_INIT_PTS}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var p,L=performance.now(),I=this.retryDate;(!I||L>=I||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=M.State.IDLE);break}case M.State.WAITING_INIT_PTS:{var B=this.waitingData;if(B){var z=B.frag,j=B.part,F=B.cache,X=B.complete;if(this.initPTS[z.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.FRAG_LOADING;var te=F.flush(),ie={frag:z,part:j,payload:te,networkDetails:null};this._handleFragmentLoadProgress(ie),X&&l.prototype._handleFragmentLoadComplete.call(this,ie)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+z.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var le=this.getLoadPosition(),_e=U.BufferHelper.bufferInfo(this.mediaBuffer,le,this.config.maxBufferHole),me=Object(x.fragmentWithinToleranceTest)(_e.end,this.config.maxFragLookUpTolerance,z);me<0&&(o.logger.log("Waiting fragment cc ("+z.cc+") @ "+z.start+" cancelled because another fragment at "+_e.end+" is needed"),this.clearWaitingFragment())}}else this.state=M.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.IDLE)},f.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:s,E=a.buffered;!this.loadedmetadata&&E.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},f.doTickIdle=function(){var s,a,E=this.hls,v=this.levels,p=this.media,L=this.trackId,I=E.config;if(!v||!v[L])return;if(!p&&(this.startFragRequested||!I.startFragPrefetch))return;var B=v[L],z=B.details;if(!z||z.live&&this.levelLastLoaded!==L||this.waitForCdnTuneIn(z)){this.state=M.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,g.ElementaryStreamTypes.AUDIO,D.PlaylistLevelType.AUDIO));var j=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,D.PlaylistLevelType.AUDIO);if(j===null)return;var F=j.len,X=this.getMaxBufferLength(),te=this.audioSwitch;if(F>=X&&!te)return;if(!te&&this._streamEnded(j,z)){E.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=M.State.ENDED;return}var ie=z.fragments,le=ie[0].start,_e=j.end;if(te){var me=this.getLoadPosition();_e=me,z.PTSKnown&&me<le&&((j.end>le||j.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),p.currentTime=le+.05))}var he=this.getNextFragment(_e,z);if(!he){this.bufferFlushed=!0;return}((s=he.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((a=he.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(he,z):this.loadFragment(he,z,_e)},f.getMaxBufferLength=function(){var s=l.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,D.PlaylistLevelType.MAIN);return a===null?s:Math.max(s,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,l.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(s,a){var E=a.audioTracks;this.resetTransmuxer(),this.levels=E.map(function(v){return new R.Level(v)})},f.onAudioTrackSwitching=function(s,a){var E=!!a.url;this.trackId=a.id;var v=this.fragCurrent;v!=null&&v.loader&&v.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),E?this.setInterval(y):this.resetTransmuxer(),E?(this.audioSwitch=!0,this.state=M.State.IDLE):this.state=M.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(s,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(s,a){var E,v=this.levels,p=a.details,L=a.id;if(!v){this.warn("Audio tracks were reset while loading level "+L);return}this.log("Track "+L+" loaded ["+p.startSN+","+p.endSN+"],duration:"+p.totalduration);var I=v[L],B=0;if(p.live||(E=I.details)!==null&&E!==void 0&&E.live){var z=this.mainDetails;if(p.fragments[0]||(p.deltaUpdateFailed=!0),p.deltaUpdateFailed||!z)return;!I.details&&p.hasProgramDateTime&&z.hasProgramDateTime?(Object(S.alignMediaPlaylistByPDT)(p,z),B=p.fragments[0].start):B=this.alignPlaylists(p,I.details)}I.details=p,this.levelLastLoaded=L,!this.startFragRequested&&(this.mainDetails||!p.live)&&this.setStartPosition(I.details,B),this.state===M.State.WAITING_TRACK&&!this.waitForCdnTuneIn(p)&&(this.state=M.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(s){var a,E=s.frag,v=s.part,p=s.payload,L=this.config,I=this.trackId,B=this.levels;if(!B){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+E.sn+" of level "+E.level+" will not be buffered");return}var z=B[I];console.assert(z,"Audio track is defined on fragment load progress");var j=z.details;console.assert(j,"Audio track details are defined on fragment load progress");var F=L.defaultAudioCodec||z.audioCodec||"mp4a.40.2",X=this.transmuxer;X||(X=this.transmuxer=new O.default(this.hls,D.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var te=this.initPTS[E.cc],ie=(a=E.initSegment)===null||a===void 0?void 0:a.data;if(te!==void 0){var le=!1,_e=v?v.index:-1,me=_e!==-1,he=new T.ChunkMetadata(E.level,E.sn,E.stats.chunkCount,p.byteLength,_e,me);X.push(p,ie,F,"",E,v,j.totalduration,le,he,te)}else{o.logger.log("Unknown video PTS for cc "+E.cc+", waiting for video PTS before demuxing audio frag "+E.sn+" of ["+j.startSN+" ,"+j.endSN+"],track "+I);var fe=this.waitingData=this.waitingData||{frag:E,part:v,cache:new b.default,complete:!1},ce=fe.cache;ce.push(new Uint8Array(p)),this.waitingVideoCC=this.videoTrackCC,this.state=M.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}l.prototype._handleFragmentLoadComplete.call(this,s)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(s,a){var E=a.tracks.audio;E&&(this.mediaBuffer=E.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(s,a){var E=a.frag,v=a.part;if(E.type!==D.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(E)){this.warn("Fragment "+E.sn+(v?" p: "+v.index:"")+" of level "+E.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}E.sn!=="initSegment"&&(this.fragPrevious=E,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(E,v)},f.onError=function(s,a){switch(a.details){case c.ErrorDetails.FRAG_LOAD_ERROR:case c.ErrorDetails.FRAG_LOAD_TIMEOUT:case c.ErrorDetails.KEY_LOAD_ERROR:case c.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.AUDIO,a);break;case c.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case c.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==M.State.ERROR&&this.state!==M.State.STOPPED&&(this.state=a.fatal?M.State.ERROR:M.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case c.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var E=!0,v=this.getFwdBufferInfo(this.mediaBuffer,D.PlaylistLevelType.AUDIO);v&&v.len>.5&&(E=!this.reduceMaxBufferLength(v.len)),E&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,l.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},f.onBufferFlushed=function(s,a){var E=a.type;E===g.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(s){var a,E="audio",v=this.hls,p=s.remuxResult,L=s.chunkMeta,I=this.getCurrentContext(L);if(!I){this.warn("The loading context changed while buffering fragment "+L.sn+" of level "+L.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(L.level);return}var B=I.frag,z=I.part,j=p.audio,F=p.text,X=p.id3,te=p.initSegment;if(this.fragContextChanged(B))return;if(this.state=M.State.PARSING,this.audioSwitch&&j&&this.completeAudioSwitch(),te!=null&&te.tracks&&(this._bufferInitSegment(te.tracks,B,L),v.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:B,id:E,tracks:te.tracks})),j){var ie=j.startPTS,le=j.endPTS,_e=j.startDTS,me=j.endDTS;z&&(z.elementaryStreams[g.ElementaryStreamTypes.AUDIO]={startPTS:ie,endPTS:le,startDTS:_e,endDTS:me}),B.setElementaryStreamInfo(g.ElementaryStreamTypes.AUDIO,ie,le,_e,me),this.bufferFragmentData(j,B,z,L)}if(X!=null&&(a=X.samples)!==null&&a!==void 0&&a.length){var he=d({frag:B,id:E},X);v.trigger(P.Events.FRAG_PARSING_METADATA,he)}if(F){var fe=d({frag:B,id:E},F);v.trigger(P.Events.FRAG_PARSING_USERDATA,fe)}},f._bufferInitSegment=function(s,a,E){if(this.state!==M.State.PARSING)return;s.video&&delete s.video;var v=s.audio;if(!v)return;v.levelCodec=v.codec,v.id="audio",this.log("Init audio buffer, container:"+v.container+", codecs[parsed]=["+v.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,s);var p=v.initSegment;if(p!=null&&p.byteLength){var L={type:"audio",frag:a,part:null,chunkMeta:E,parent:a.type,data:p};this.hls.trigger(P.Events.BUFFER_APPENDING,L)}this.tick()},f.loadFragment=function(s,a,E){var v=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||v===k.FragmentState.NOT_LOADED||v===k.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):a.live&&!Object(W.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=M.State.WAITING_INIT_PTS):(this.startFragRequested=!0,l.prototype.loadFragment.call(this,s,a,E)))},f.completeAudioSwitch=function(){var s=this.hls,a=this.media,E=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),l.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:E})},_}(M.default);K.default=m},"./src/controller/audio-track-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/events.ts"),M=A("./src/errors.ts"),P=A("./src/controller/base-playlist-controller.ts"),U=A("./src/types/loader.ts");function k(O,T){for(var x=0;x<T.length;x++){var S=T[x];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(O,S.key,S)}}function R(O,T,x){return T&&k(O.prototype,T),x&&k(O,x),O}function D(O,T){O.prototype=Object.create(T.prototype),O.prototype.constructor=O,g(O,T)}function g(O,T){return g=Object.setPrototypeOf||function(S,c){return S.__proto__=c,S},g(O,T)}var b=function(O){D(T,O);function T(S){var c;return c=O.call(this,S,"[audio-track-controller]")||this,c.tracks=[],c.groupId=null,c.tracksInGroup=[],c.trackId=-1,c.trackName="",c.selectDefaultTrack=!0,c.registerListeners(),c}var x=T.prototype;return x.registerListeners=function(){var c=this.hls;c.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.on(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.on(W.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){var c=this.hls;c.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),c.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.off(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.off(W.Events.ERROR,this.onError,this)},x.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,O.prototype.destroy.call(this)},x.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},x.onManifestParsed=function(c,o){this.tracks=o.audioTracks||[]},x.onAudioTrackLoaded=function(c,o){var d=o.id,u=o.details,w=this.tracksInGroup[d];if(!w){this.warn("Invalid audio track id "+d);return}var y=w.details;w.details=o.details,this.log("audioTrack "+d+" loaded ["+u.startSN+"-"+u.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,o,y))},x.onLevelLoading=function(c,o){this.switchLevel(o.level)},x.onLevelSwitching=function(c,o){this.switchLevel(o.level)},x.switchLevel=function(c){var o=this.hls.levels[c];if(!(o!=null&&o.audioGroupIds))return;var d=o.audioGroupIds[o.urlId];if(this.groupId!==d){this.groupId=d;var u=this.tracks.filter(function(y){return!d||y.groupId===d});this.selectDefaultTrack&&!u.some(function(y){return y.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var w={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(W.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},x.onError=function(c,o){if(O.prototype.onError.call(this,c,o),o.fatal||!o.context)return;o.context.type===U.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},x.setAudioTrack=function(c){var o=this.tracksInGroup;if(c<0||c>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var d=o[this.trackId];this.log("Now switching to audio-track index "+c);var u=o[c],w=u.id,y=u.groupId,m=y===void 0?"":y,l=u.name,_=u.type,f=u.url;if(this.trackId=c,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(W.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:m,name:l,type:_,url:f}),u.details&&!u.details.live)return;var h=this.switchParams(u.url,d==null?void 0:d.details);this.loadPlaylist(h)},x.selectInitialTrack=function(){var c=this.tracksInGroup;console.assert(c.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,d=this.findTrackId(o)||this.findTrackId();d!==-1?this.setAudioTrack(d):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},x.findTrackId=function(c){for(var o=this.tracksInGroup,d=0;d<o.length;d++){var u=o[d];if((!this.selectDefaultTrack||u.default)&&(!c||c===u.name))return u.id}return-1},x.loadPlaylist=function(c){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var d=o.id,u=o.groupId,w=o.url;if(c)try{w=c.addDirectives(w)}catch(y){this.warn("Could not construct new URL with HLS Delivery Directives: "+y)}this.log("loading audio-track playlist for id: "+d),this.clearTimer(),this.hls.trigger(W.Events.AUDIO_TRACK_LOADING,{url:w,id:d,groupId:u,deliveryDirectives:c||null})}},R(T,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(c){this.selectDefaultTrack=!1,this.setAudioTrack(c)}}]),T}(P.default);K.default=b},"./src/controller/base-playlist-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return R});var W=A("./src/polyfills/number.ts"),M=A("./src/types/level.ts"),P=A("./src/controller/level-helper.ts"),U=A("./src/utils/logger.ts"),k=A("./src/errors.ts"),R=function(){function D(b,O){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=U.logger.log.bind(U.logger,O+":"),this.warn=U.logger.warn.bind(U.logger,O+":"),this.hls=b}var g=D.prototype;return g.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},g.onError=function(O,T){T.fatal&&T.type===k.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},g.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},g.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},g.stopLoad=function(){this.canLoad=!1,this.clearTimer()},g.switchParams=function(O,T){var x=T==null?void 0:T.renditionReports;if(x)for(var S=0;S<x.length;S++){var c=x[S],o=""+c.URI;if(o===O.substr(-o.length)){var d=parseInt(c["LAST-MSN"]),u=parseInt(c["LAST-PART"]);if(T&&this.hls.config.lowLatencyMode){var w=Math.min(T.age-T.partTarget,T.targetduration);u!==void 0&&w>T.partTarget&&(u+=1)}if(Object(W.isFiniteNumber)(d))return new M.HlsUrlParameters(d,Object(W.isFiniteNumber)(u)?u:void 0,M.HlsSkip.No)}}},g.loadPlaylist=function(O){},g.shouldLoadTrack=function(O){return this.canLoad&&O&&!!O.url&&(!O.details||O.details.live)},g.playlistLoaded=function(O,T,x){var S=this,c=T.details,o=T.stats,d=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(c.advancedDateTime=Date.now()-d,c.live||x!=null&&x.live){if(c.reloaded(x),x&&this.log("live playlist "+O+" "+(c.advanced?"REFRESHED "+c.lastPartSn+"-"+c.lastPartIndex:"MISSED")),x&&c.fragments.length>0&&Object(P.mergeDetails)(x,c),!this.canLoad||!c.live)return;var u,w=void 0,y=void 0;if(c.canBlockReload&&c.endSN&&c.advanced){var m=this.hls.config.lowLatencyMode,l=c.lastPartSn,_=c.endSN,f=c.lastPartIndex,h=f!==-1,s=l===_,a=m?0:f;h?(w=s?_+1:l,y=s?a:f+1):w=_+1;var E=c.age,v=E+c.ageHeader,p=Math.min(v-c.partTarget,c.targetduration*1.5);if(p>0){if(x&&p>x.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+x.tuneInGoal+" to: "+p+" with playlist age: "+c.age),p=0;else{var L=Math.floor(p/c.targetduration);if(w+=L,y!==void 0){var I=Math.round(p%c.targetduration/c.partTarget);y+=I}this.log("CDN Tune-in age: "+c.ageHeader+"s last advanced "+E.toFixed(2)+"s goal: "+p+" skip sn "+L+" to part "+y)}c.tuneInGoal=p}if(u=this.getDeliveryDirectives(c,T.deliveryDirectives,w,y),m||!s){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(c,T.deliveryDirectives,w,y);var B=Object(P.computeReloadInterval)(c,o);w!==void 0&&c.canBlockReload&&(B-=c.partTarget||1),this.log("reload live playlist "+O+" in "+Math.round(B)+" ms"),this.timer=self.setTimeout(function(){return S.loadPlaylist(u)},B)}else this.clearTimer()},g.getDeliveryDirectives=function(O,T,x,S){var c=Object(M.getSkipValue)(O,x);return T!=null&&T.skip&&O.deltaUpdateFailed&&(x=T.msn,S=T.part,c=M.HlsSkip.No),new M.HlsUrlParameters(x,S,c)},g.retryLoadingOrFail=function(O){var T=this,x=this.hls.config,S=this.retryCount<x.levelLoadingMaxRetry;if(S){var c;if(this.retryCount++,O.details.indexOf("LoadTimeOut")>-1&&(c=O.context)!==null&&c!==void 0&&c.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+O.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*x.levelLoadingRetryDelay,x.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return T.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+O.details+'"')}}else this.warn('cannot recover from error "'+O.details+'"'),this.clearTimer(),O.fatal=!0;return S},D}()},"./src/controller/base-stream-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"State",function(){return _}),A.d(K,"default",function(){return f});var W=A("./src/polyfills/number.ts"),M=A("./src/task-loop.ts"),P=A("./src/controller/fragment-tracker.ts"),U=A("./src/utils/buffer-helper.ts"),k=A("./src/utils/logger.ts"),R=A("./src/events.ts"),D=A("./src/errors.ts"),g=A("./src/types/transmuxer.ts"),b=A("./src/utils/mp4-tools.ts"),O=A("./src/utils/discontinuities.ts"),T=A("./src/controller/fragment-finders.ts"),x=A("./src/controller/level-helper.ts"),S=A("./src/loader/fragment-loader.ts"),c=A("./src/crypt/decrypter.ts"),o=A("./src/utils/time-ranges.ts"),d=A("./src/types/loader.ts");function u(h,s){for(var a=0;a<s.length;a++){var E=s[a];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(h,E.key,E)}}function w(h,s,a){return s&&u(h.prototype,s),a&&u(h,a),h}function y(h){if(h===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return h}function m(h,s){h.prototype=Object.create(s.prototype),h.prototype.constructor=h,l(h,s)}function l(h,s){return l=Object.setPrototypeOf||function(E,v){return E.__proto__=v,E},l(h,s)}var _={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){m(s,h);function s(E,v,p){var L;return L=h.call(this)||this,L.hls=void 0,L.fragPrevious=null,L.fragCurrent=null,L.fragmentTracker=void 0,L.transmuxer=null,L._state=_.STOPPED,L.media=void 0,L.mediaBuffer=void 0,L.config=void 0,L.bitrateTest=!1,L.lastCurrentTime=0,L.nextLoadPosition=0,L.startPosition=0,L.loadedmetadata=!1,L.fragLoadError=0,L.retryDate=0,L.levels=null,L.fragmentLoader=void 0,L.levelLastLoaded=null,L.startFragRequested=!1,L.decrypter=void 0,L.initPTS=[],L.onvseeking=null,L.onvended=null,L.logPrefix="",L.log=void 0,L.warn=void 0,L.logPrefix=p,L.log=k.logger.log.bind(k.logger,p+":"),L.warn=k.logger.warn.bind(k.logger,p+":"),L.hls=E,L.fragmentLoader=new S.default(E.config),L.fragmentTracker=v,L.config=E.config,L.decrypter=new c.default(E,E.config),E.on(R.Events.KEY_LOADED,L.onKeyLoaded,y(L)),L}var a=s.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(v){},a.stopLoad=function(){this.fragmentLoader.abort();var v=this.fragCurrent;v&&this.fragmentTracker.removeFragment(v),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=_.STOPPED},a._streamEnded=function(v,p){var L=this.fragCurrent,I=this.fragmentTracker;if(!p.live&&L&&L.sn===p.endSN&&!v.nextStart){var B=I.getState(L);return B===P.FragmentState.PARTIAL||B===P.FragmentState.OK}return!1},a.onMediaAttached=function(v,p){var L=this.media=this.mediaBuffer=p.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),L.addEventListener("seeking",this.onvseeking),L.addEventListener("ended",this.onvended);var I=this.config;this.levels&&I.autoStartLoad&&this.state===_.STOPPED&&this.startLoad(I.startPosition)},a.onMediaDetaching=function(){var v=this.media;v!=null&&v.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),v&&(v.removeEventListener("seeking",this.onvseeking),v.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 v=this.config,p=this.fragCurrent,L=this.media,I=this.mediaBuffer,B=this.state,z=L?L.currentTime:0,j=U.BufferHelper.bufferInfo(I||L,z,v.maxBufferHole);if(this.log("media seeking to "+(Object(W.isFiniteNumber)(z)?z.toFixed(3):z)+", state: "+B),B===_.ENDED)this.resetLoadingState();else if(p&&!j.len){var F=v.maxFragLookUpTolerance,X=p.start-F,te=p.start+p.duration+F,ie=z>te;(z<X||ie)&&(ie&&p.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),p.loader.abort()),this.resetLoadingState())}L&&(this.lastCurrentTime=z),!this.loadedmetadata&&!j.len&&(this.nextLoadPosition=this.startPosition=z),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(v,p){if(this.state!==_.KEY_LOADING||p.frag!==this.fragCurrent||!this.levels)return;this.state=_.IDLE;var L=this.levels[p.frag.level].details;L&&this.loadFragment(p.frag,L,p.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),h.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=_.STOPPED,this.hls.off(R.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(v,p){this.log("Loading key for "+v.sn+" of ["+p.startSN+"-"+p.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+v.level),this.state=_.KEY_LOADING,this.fragCurrent=v,this.hls.trigger(R.Events.KEY_LOADING,{frag:v})},a.loadFragment=function(v,p,L){this._loadFragForPlayback(v,p,L)},a._loadFragForPlayback=function(v,p,L){var I=this,B=function(j){if(I.fragContextChanged(v)){I.warn("Fragment "+v.sn+(j.part?" p: "+j.part.index:"")+" of level "+v.level+" was dropped during download."),I.fragmentTracker.removeFragment(v);return}v.stats.chunkCount++,I._handleFragmentLoadProgress(j)};this._doFragLoad(v,p,L,B).then(function(z){if(!z)return;I.fragLoadError=0;var j=I.state;if(I.fragContextChanged(v)){(j===_.FRAG_LOADING||j===_.BACKTRACKING||!I.fragCurrent&&j===_.PARSING)&&(I.fragmentTracker.removeFragment(v),I.state=_.IDLE);return}if("payload"in z&&(I.log("Loaded fragment "+v.sn+" of level "+v.level),I.hls.trigger(R.Events.FRAG_LOADED,z),I.state===_.BACKTRACKING)){I.fragmentTracker.backtrack(v,z),I.resetFragmentLoading(v);return}I._handleFragmentLoadComplete(z)}).catch(function(z){I.warn(z),I.resetFragmentLoading(v)})},a.flushMainBuffer=function(v,p,L){if(L===void 0&&(L=null),!(v-p))return;var I={startOffset:v,endOffset:p,type:L};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,I)},a._loadInitSegment=function(v){var p=this;this._doFragLoad(v).then(function(L){if(!L||p.fragContextChanged(v)||!p.levels)throw new Error("init load aborted");return L}).then(function(L){var I=p.hls,B=L.payload,z=v.decryptdata;if(B&&B.byteLength>0&&z&&z.key&&z.iv&&z.method==="AES-128"){var j=self.performance.now();return p.decrypter.webCryptoDecrypt(new Uint8Array(B),z.key.buffer,z.iv.buffer).then(function(F){var X=self.performance.now();return I.trigger(R.Events.FRAG_DECRYPTED,{frag:v,payload:F,stats:{tstart:j,tdecrypt:X}}),L.payload=F,L})}return L}).then(function(L){var I=p.fragCurrent,B=p.hls,z=p.levels;if(!z)throw new Error("init load aborted, missing levels");var j=z[v.level].details;console.assert(j,"Level details are defined when init segment is loaded");var F=v.stats;p.state=_.IDLE,p.fragLoadError=0,v.data=new Uint8Array(L.payload),F.parsing.start=F.buffering.start=self.performance.now(),F.parsing.end=F.buffering.end=self.performance.now(),L.frag===I&&B.trigger(R.Events.FRAG_BUFFERED,{stats:F,frag:I,part:null,id:v.type}),p.tick()}).catch(function(L){p.warn(L),p.resetFragmentLoading(v)})},a.fragContextChanged=function(v){var p=this.fragCurrent;return!v||!p||v.level!==p.level||v.sn!==p.sn||v.urlId!==p.urlId},a.fragBufferedComplete=function(v,p){var L=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+v.type+" sn: "+v.sn+(p?" part: "+p.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+v.level+" "+o.default.toString(U.BufferHelper.getBuffered(L))),this.state=_.IDLE,this.tick()},a._handleFragmentLoadComplete=function(v){var p=this.transmuxer;if(!p)return;var L=v.frag,I=v.part,B=v.partsLoaded,z=!B||B.length===0||B.some(function(F){return!F}),j=new g.ChunkMetadata(L.level,L.sn,L.stats.chunkCount+1,0,I?I.index:-1,!z);p.flush(j)},a._handleFragmentLoadProgress=function(v){},a._doFragLoad=function(v,p,L,I){var B=this;if(L===void 0&&(L=null),!this.levels)throw new Error("frag load aborted, missing levels");if(L=Math.max(v.start,L||0),this.config.lowLatencyMode&&p){var z=p.partList;if(z&&I){L>v.end&&p.fragmentHint&&(v=p.fragmentHint);var j=this.getNextPart(z,v,L);if(j>-1){var F=z[j];return this.log("Loading part sn: "+v.sn+" p: "+F.index+" cc: "+v.cc+" of playlist ["+p.startSN+"-"+p.endSN+"] parts [0-"+j+"-"+(z.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+v.level+", target: "+parseFloat(L.toFixed(3))),this.nextLoadPosition=F.start+F.duration,this.state=_.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:v,part:z[j],targetBufferTime:L}),this.doFragPartsLoad(v,z,j,I).catch(function(X){return B.handleFragLoadError(X)})}else if(!v.url||this.loadedEndOfParts(z,L))return Promise.resolve(null)}}return this.log("Loading fragment "+v.sn+" cc: "+v.cc+" "+(p?"of ["+p.startSN+"-"+p.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+v.level+", target: "+parseFloat(L.toFixed(3))),Object(W.isFiniteNumber)(v.sn)&&!this.bitrateTest&&(this.nextLoadPosition=v.start+v.duration),this.state=_.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:v,targetBufferTime:L}),this.fragmentLoader.load(v,I).catch(function(X){return B.handleFragLoadError(X)})},a.doFragPartsLoad=function(v,p,L,I){var B=this;return new Promise(function(z,j){var F=[],X=function te(ie){var le=p[ie];B.fragmentLoader.loadPart(v,le,I).then(function(_e){F[le.index]=_e;var me=_e.part;B.hls.trigger(R.Events.FRAG_LOADED,_e);var he=p[ie+1];if(he&&he.fragment===v)te(ie+1);else return z({frag:v,part:me,partsLoaded:F})}).catch(j)};X(L)})},a.handleFragLoadError=function(v){var p=v.data;return p&&p.details===D.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(p.frag,p.part):this.hls.trigger(R.Events.ERROR,p),null},a._handleTransmuxerFlush=function(v){var p=this.getCurrentContext(v);if(!p||this.state!==_.PARSING){this.fragCurrent||(this.state=_.IDLE);return}var L=p.frag,I=p.part,B=p.level,z=self.performance.now();L.stats.parsing.end=z,I&&(I.stats.parsing.end=z),this.updateLevelTiming(L,I,B,v.partial)},a.getCurrentContext=function(v){var p=this.levels,L=v.level,I=v.sn,B=v.part;if(!p||!p[L])return this.warn("Levels object was unset while buffering fragment "+I+" of level "+L+". The current chunk will not be buffered."),null;var z=p[L],j=B>-1?Object(x.getPartWith)(z,I,B):null,F=j?j.fragment:Object(x.getFragmentWithSN)(z,I,this.fragCurrent);return F?{frag:F,part:j,level:z}:null},a.bufferFragmentData=function(v,p,L,I){if(!v||this.state!==_.PARSING)return;var B=v.data1,z=v.data2,j=B;if(B&&z&&(j=Object(b.appendUint8Array)(B,z)),!j||!j.length)return;var F={type:v.type,frag:p,part:L,chunkMeta:I,parent:p.type,data:j};this.hls.trigger(R.Events.BUFFER_APPENDING,F),v.dropped&&v.independent&&!L&&this.flushBufferGap(p)},a.flushBufferGap=function(v){var p=this.media;if(!p)return;if(!U.BufferHelper.isBuffered(p,p.currentTime)){this.flushMainBuffer(0,v.start);return}var L=p.currentTime,I=U.BufferHelper.bufferInfo(p,L,0),B=v.duration,z=Math.min(this.config.maxFragLookUpTolerance*2,B*.25),j=Math.max(Math.min(v.start-z,I.end-z),L+z);v.start-j>z&&this.flushMainBuffer(j,v.start)},a.getFwdBufferInfo=function(v,p){var L=this.config,I=this.getLoadPosition();if(!Object(W.isFiniteNumber)(I))return null;var B=U.BufferHelper.bufferInfo(v,I,L.maxBufferHole);if(B.len===0&&B.nextStart!==void 0){var z=this.fragmentTracker.getBufferedFrag(I,p);if(z&&B.nextStart<z.end)return U.BufferHelper.bufferInfo(v,I,Math.max(B.nextStart,L.maxBufferHole))}return B},a.getMaxBufferLength=function(v){var p=this.config,L;return v?L=Math.max(8*p.maxBufferSize/v,p.maxBufferLength):L=p.maxBufferLength,Math.min(L,p.maxMaxBufferLength)},a.reduceMaxBufferLength=function(v){var p=this.config,L=v||p.maxBufferLength;return p.maxMaxBufferLength>=L?(p.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+p.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(v,p){var L,I,B=p.fragments,z=B.length;if(!z)return null;var j=this.config,F=B[0].start,X;if(p.live){var te=j.initialLiveManifestSize;if(z<te)return this.warn("Not enough fragments to start playback (have: "+z+", need: "+te+")"),null;!p.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(X=this.getInitialLiveFragment(p,B),this.startPosition=X?this.hls.liveSyncPosition||X.start:v)}else v<=F&&(X=B[0]);if(!X){var ie=j.lowLatencyMode?p.partEnd:p.fragmentEnd;X=this.getFragmentAtPosition(v,ie,p)}return(L=X)!==null&&L!==void 0&&L.initSegment&&!((I=X)!==null&&I!==void 0&&I.initSegment.data)&&!this.bitrateTest&&(X=X.initSegment),X},a.getNextPart=function(v,p,L){for(var I=-1,B=!1,z=!0,j=0,F=v.length;j<F;j++){var X=v[j];if(z=z&&!X.independent,I>-1&&L<X.start)break;var te=X.loaded;!te&&(B||X.independent||z)&&X.fragment===p&&(I=j),B=te}return I},a.loadedEndOfParts=function(v,p){var L=v[v.length-1];return L&&p>L.start&&L.loaded},a.getInitialLiveFragment=function(v,p){var L=this.fragPrevious,I=null;if(L){if(v.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+L.programDateTime),I=Object(T.findFragmentByPDT)(p,L.endProgramDateTime,this.config.maxFragLookUpTolerance)),!I){var B=L.sn+1;if(B>=v.startSN&&B<=v.endSN){var z=p[B-v.startSN];L.cc===z.cc&&(I=z,this.log("Live playlist, switching playlist, load frag with next SN: "+I.sn))}I||(I=Object(T.findFragWithCC)(p,L.cc),I&&this.log("Live playlist, switching playlist, load frag with same CC: "+I.sn))}}else{var j=this.hls.liveSyncPosition;j!==null&&(I=this.getFragmentAtPosition(j,this.bitrateTest?v.fragmentEnd:v.edge,v))}return I},a.getFragmentAtPosition=function(v,p,L){var I=this.config,B=this.fragPrevious,z=L.fragments,j=L.endSN,F=L.fragmentHint,X=I.maxFragLookUpTolerance,te=!!(I.lowLatencyMode&&L.partList&&F);te&&F&&!this.bitrateTest&&(z=z.concat(F),j=F.sn);var ie;if(v<p){var le=v>p-X?0:X;ie=Object(T.findFragmentByPTS)(B,z,v,le)}else ie=z[z.length-1];if(ie){var _e=ie.sn-L.startSN,me=B&&ie.level===B.level,he=z[_e+1],fe=this.fragmentTracker.getState(ie);if(fe===P.FragmentState.BACKTRACKED){ie=null;for(var ce=_e;z[ce]&&this.fragmentTracker.getState(z[ce])===P.FragmentState.BACKTRACKED;)B?ie=z[ce--]:ie=z[--ce];ie||(ie=he)}else B&&ie.sn===B.sn&&!te&&(me&&(ie.sn<j&&this.fragmentTracker.getState(he)!==P.FragmentState.OK?(this.log("SN "+ie.sn+" just loaded, load next one: "+he.sn),ie=he):ie=null))}return ie},a.synchronizeToLiveEdge=function(v){var p=this.config,L=this.media;if(!L)return;var I=this.hls.liveSyncPosition,B=L.currentTime,z=v.fragments[0].start,j=v.edge,F=B>=z-p.maxFragLookUpTolerance&&B<=j;if(I!==null&&L.duration>I&&(B<I||!F)){var X=p.liveMaxLatencyDuration!==void 0?p.liveMaxLatencyDuration:p.liveMaxLatencyDurationCount*v.targetduration;(!F&&L.readyState<4||B<j-X)&&(this.loadedmetadata||(this.nextLoadPosition=I),L.readyState&&(this.warn("Playback: "+B.toFixed(3)+" is located too far from the end of live sliding playlist: "+j+", reset currentTime to : "+I.toFixed(3)),L.currentTime=I))}},a.alignPlaylists=function(v,p){var L=this.levels,I=this.levelLastLoaded,B=this.fragPrevious,z=I!==null?L[I]:null,j=v.fragments.length;if(!j)return this.warn("No fragments in live playlist"),0;var F=v.fragments[0].start,X=!p,te=v.alignedSliding&&Object(W.isFiniteNumber)(F);if(X||!te&&!F){Object(O.alignStream)(B,z,v);var ie=v.fragments[0].start;return this.log("Live playlist sliding: "+ie.toFixed(2)+" start-sn: "+(p?p.startSN:"na")+"->"+v.startSN+" prev-sn: "+(B?B.sn:"na")+" fragments: "+j),ie}return F},a.waitForCdnTuneIn=function(v){var p=3;return v.live&&v.canBlockReload&&v.tuneInGoal>Math.max(v.partHoldBack,v.partTarget*p)},a.setStartPosition=function(v,p){var L=this.startPosition;if(L<p&&(L=-1),L===-1||this.lastCurrentTime===-1){var I=v.startTimeOffset;Object(W.isFiniteNumber)(I)?(L=p+I,I<0&&(L+=v.totalduration),L=Math.min(Math.max(p,L),p+v.totalduration),this.log("Start time offset "+I+" found in playlist, adjust startPosition to "+L),this.startPosition=L):v.live?L=this.hls.liveSyncPosition||p:this.startPosition=L=0,this.lastCurrentTime=L}this.nextLoadPosition=L},a.getLoadPosition=function(){var v=this.media,p=0;return this.loadedmetadata&&v?p=v.currentTime:this.nextLoadPosition&&(p=this.nextLoadPosition),p},a.handleFragLoadAborted=function(v,p){this.transmuxer&&v.sn!=="initSegment"&&v.stats.aborted&&(this.warn("Fragment "+v.sn+(p?" part"+p.index:"")+" of level "+v.level+" was aborted"),this.resetFragmentLoading(v))},a.resetFragmentLoading=function(v){(!this.fragCurrent||!this.fragContextChanged(v))&&(this.state=_.IDLE)},a.onFragmentOrKeyLoadError=function(v,p){if(p.fatal)return;var L=p.frag;if(!L||L.type!==v)return;var I=this.fragCurrent;console.assert(I&&L.sn===I.sn&&L.level===I.level&&L.urlId===I.urlId,"Frag load error must match current frag to retry");var B=this.config;if(this.fragLoadError+1<=B.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(L.level))return;var z=Math.min(Math.pow(2,this.fragLoadError)*B.fragLoadingRetryDelay,B.fragLoadingMaxRetryTimeout);this.warn("Fragment "+L.sn+" of "+v+" "+L.level+" failed to load, retrying in "+z+"ms"),this.retryDate=self.performance.now()+z,this.fragLoadError++,this.state=_.FRAG_LOADING_WAITING_RETRY}else p.levelRetry?(v===d.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=_.IDLE):(k.logger.error(p.details+" reaches max retry, redispatch as fatal ..."),p.fatal=!0,this.hls.stopLoad(),this.state=_.ERROR)},a.afterBufferFlushed=function(v,p,L){if(!v)return;var I=U.BufferHelper.getBuffered(v);this.fragmentTracker.detectEvictedFragments(p,I,L),this.state===_.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=_.IDLE},a.resetLiveStartWhenNotLoaded=function(v){if(!this.loadedmetadata){this.startFragRequested=!1;var p=this.levels?this.levels[v].details:null;if(p!=null&&p.live)return this.startPosition=-1,this.setStartPosition(p,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(v,p,L,I){var B=this,z=L.details;console.assert(!!z,"level.details must be defined");var j=Object.keys(v.elementaryStreams).reduce(function(F,X){var te=v.elementaryStreams[X];if(te){var ie=te.endPTS-te.startPTS;if(ie<=0)return B.warn("Could not parse fragment "+v.sn+" "+X+" duration reliably ("+ie+") resetting transmuxer to fallback to playlist timing"),B.resetTransmuxer(),F||!1;var le=I?0:Object(x.updateFragPTSDTS)(z,v,te.startPTS,te.endPTS,te.startDTS,te.endDTS);return B.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:z,level:L,drift:le,type:X,frag:v,start:te.startPTS,end:te.endPTS}),!0}return F},!1);j?(this.state=_.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:v,part:p})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(s,[{key:"state",get:function(){return this._state},set:function(v){var p=this._state;p!==v&&(this._state=v,this.log(p+"->"+v))}}]),s}(M.default)},"./src/controller/buffer-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return T});var W=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),P=A("./src/utils/logger.ts"),U=A("./src/errors.ts"),k=A("./src/utils/buffer-helper.ts"),R=A("./src/utils/mediasource-helper.ts"),D=A("./src/loader/fragment.ts"),g=A("./src/controller/buffer-operation-queue.ts"),b=Object(R.getMediaSource)(),O=/([ha]vc.)(?:\.[^.,]+)+/,T=function(){function x(c){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 d=o.hls,u=o.media,w=o.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),d.trigger(M.Events.MEDIA_ATTACHED,{media:u})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=c,this._initSourceBuffer(),this.registerListeners()}var S=x.prototype;return S.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},S.destroy=function(){this.unregisterListeners(),this.details=null},S.registerListeners=function(){var o=this.hls;o.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(M.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(M.Events.BUFFER_RESET,this.onBufferReset,this),o.on(M.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(M.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(M.Events.BUFFER_EOS,this.onBufferEos,this),o.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(M.Events.FRAG_PARSED,this.onFragParsed,this),o.on(M.Events.FRAG_CHANGED,this.onFragChanged,this)},S.unregisterListeners=function(){var o=this.hls;o.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(M.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(M.Events.BUFFER_RESET,this.onBufferReset,this),o.off(M.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(M.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(M.Events.BUFFER_EOS,this.onBufferEos,this),o.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(M.Events.FRAG_PARSED,this.onFragParsed,this),o.off(M.Events.FRAG_CHANGED,this.onFragChanged,this)},S._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new g.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},S.onManifestParsed=function(o,d){var u=2;(d.audio&&!d.video||!d.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},S.onMediaAttaching=function(o,d){var u=this.media=d.media;if(u&&b){var w=this.mediaSource=new b;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(w),this._objectUrl=u.src}},S.onMediaDetaching=function(){var o=this.media,d=this.mediaSource,u=this._objectUrl;if(d){if(P.logger.log("[buffer-controller]: media source detaching"),d.readyState==="open")try{d.endOfStream()}catch(w){P.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),d.removeEventListener("sourceopen",this._onMediaSourceOpen),d.removeEventListener("sourceended",this._onMediaSourceEnded),d.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(o.removeAttribute("src"),o.load()):P.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(M.Events.MEDIA_DETACHED,void 0)},S.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(d){var u=o.sourceBuffer[d];try{u&&(o.removeBufferListeners(d),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[d]=void 0)}catch(w){P.logger.warn("[buffer-controller]: Failed to reset the "+d+" buffer",w)}}),this._initSourceBuffer()},S.onBufferCodecs=function(o,d){var u=this,w=this.getSourceBufferTypes().length;if(Object.keys(d).forEach(function(y){if(w){var m=u.tracks[y];if(m&&typeof m.buffer.changeType=="function"){var l=d[y],_=l.codec,f=l.levelCodec,h=l.container,s=(m.levelCodec||m.codec).replace(O,"$1"),a=(f||_).replace(O,"$1");if(s!==a){var E=h+";codecs="+(f||_);u.appendChangeType(y,E)}}}else u.pendingTracks[y]=d[y]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},S.appendChangeType=function(o,d){var u=this,w=this.operationQueue,y={execute:function(){var l=u.sourceBuffer[o];l&&(P.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+d),l.changeType(d)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(l){P.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",l)}};w.append(y,o)},S.onBufferAppending=function(o,d){var u=this,w=this.hls,y=this.operationQueue,m=this.tracks,l=d.data,_=d.type,f=d.frag,h=d.part,s=d.chunkMeta,a=s.buffering[_],E=self.performance.now();a.start=E;var v=f.stats.buffering,p=h?h.stats.buffering:null;v.start===0&&(v.start=E),p&&p.start===0&&(p.start=E);var L=m.audio,I=_==="audio"&&s.id===1&&(L==null?void 0:L.container)==="audio/mpeg",B={execute:function(){if(a.executeStart=self.performance.now(),I){var j=u.sourceBuffer[_];if(j){var F=f.start-j.timestampOffset;Math.abs(F)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+F+") sn: "+f.sn+")"),j.timestampOffset=f.start)}}u.appendExecutor(l,_)},onStart:function(){},onComplete:function(){var j=self.performance.now();a.executeEnd=a.end=j,v.first===0&&(v.first=j),p&&p.first===0&&(p.first=j);var F=u.sourceBuffer,X={};for(var te in F)X[te]=k.BufferHelper.getBuffered(F[te]);u.appendError=0,u.hls.trigger(M.Events.BUFFER_APPENDED,{type:_,frag:f,part:h,chunkMeta:s,parent:f.type,timeRanges:X})},onError:function(j){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+_+" SourceBuffer",j);var F={type:U.ErrorTypes.MEDIA_ERROR,parent:f.type,details:U.ErrorDetails.BUFFER_APPEND_ERROR,err:j,fatal:!1};j.code===DOMException.QUOTA_EXCEEDED_ERR?F.details=U.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,F.details=U.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>w.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),F.fatal=!0)),w.trigger(M.Events.ERROR,F)}};y.append(B,_)},S.onBufferFlushing=function(o,d){var u=this,w=this.operationQueue,y=function(l){return{execute:u.removeExecutor.bind(u,l,d.startOffset,d.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(M.Events.BUFFER_FLUSHED,{type:l})},onError:function(f){P.logger.warn("[buffer-controller]: Failed to remove from "+l+" SourceBuffer",f)}}};d.type?w.append(y(d.type),d.type):this.getSourceBufferTypes().forEach(function(m){w.append(y(m),m)})},S.onFragParsed=function(o,d){var u=this,w=d.frag,y=d.part,m=[],l=y?y.elementaryStreams:w.elementaryStreams;l[D.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(l[D.ElementaryStreamTypes.AUDIO]&&m.push("audio"),l[D.ElementaryStreamTypes.VIDEO]&&m.push("video"));var _=function(){var h=self.performance.now();w.stats.buffering.end=h,y&&(y.stats.buffering.end=h);var s=y?y.stats:w.stats;u.hls.trigger(M.Events.FRAG_BUFFERED,{frag:w,part:y,stats:s,id:w.type})};m.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(_,m)},S.onFragChanged=function(o,d){this.flushBackBuffer()},S.onBufferEos=function(o,d){var u=this,w=this.getSourceBufferTypes().reduce(function(y,m){var l=u.sourceBuffer[m];return(!d.type||d.type===m)&&(l&&!l.ended&&(l.ended=!0,P.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),y&&!!(!l||l.ended)},!0);w&&this.blockBuffers(function(){var y=u.mediaSource;if(!y||y.readyState!=="open")return;y.endOfStream()})},S.onLevelUpdated=function(o,d){var u=d.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},S.flushBackBuffer=function(){var o=this.hls,d=this.details,u=this.media,w=this.sourceBuffer;if(!u||d===null)return;var y=this.getSourceBufferTypes();if(!y.length)return;var m=d.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(W.isFiniteNumber)(m)||m<0)return;var l=u.currentTime,_=d.levelTargetDuration,f=Math.max(m,_),h=Math.floor(l/_)*_-f;y.forEach(function(s){var a=w[s];if(a){var E=k.BufferHelper.getBuffered(a);E.length>0&&h>E.start(0)&&(o.trigger(M.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),d.live&&o.trigger(M.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),o.trigger(M.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:s}))}})},S.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,d=this.hls,u=this.media,w=this.mediaSource,y=o.fragments[0].start+o.totalduration,m=u.duration,l=Object(W.isFiniteNumber)(w.duration)?w.duration:0;o.live&&d.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(y>l&&y>m||!Object(W.isFiniteNumber)(m))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+y.toFixed(3)),w.duration=y)},S.updateSeekableRange=function(o){var d=this.mediaSource,u=o.fragments,w=u.length;if(w&&o.live&&d!==null&&d!==void 0&&d.setLiveSeekableRange){var y=Math.max(0,u[0].start),m=Math.max(y,y+o.totalduration);d.setLiveSeekableRange(y,m)}},S.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,d=this.operationQueue,u=this.pendingTracks,w=Object.keys(u).length;if(w&&!o||w===2){this.createSourceBuffers(u),this.pendingTracks={};var y=this.getSourceBufferTypes();if(y.length===0){this.hls.trigger(M.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}y.forEach(function(m){d.executeNext(m)})}},S.createSourceBuffers=function(o){var d=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var y in o)if(!d[y]){var m=o[y];if(!m)throw Error("source buffer exists for track "+y+", however track does not");var l=m.levelCodec||m.codec,_=m.container+";codecs="+l;P.logger.log("[buffer-controller]: creating sourceBuffer("+_+")");try{var f=d[y]=u.addSourceBuffer(_),h=y;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[y]={buffer:f,codec:l,container:m.container,levelCodec:m.levelCodec,id:m.id},w++}catch(s){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(M.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:_})}}w&&this.hls.trigger(M.Events.BUFFER_CREATED,{tracks:this.tracks})},S._onSBUpdateStart=function(o){var d=this.operationQueue,u=d.current(o);u.onStart()},S._onSBUpdateEnd=function(o){var d=this.operationQueue,u=d.current(o);u.onComplete(),d.shiftAndExecuteNext(o)},S._onSBUpdateError=function(o,d){P.logger.error("[buffer-controller]: "+o+" SourceBuffer error",d),this.hls.trigger(M.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(d)},S.removeExecutor=function(o,d,u){var w=this.media,y=this.mediaSource,m=this.operationQueue,l=this.sourceBuffer,_=l[o];if(!w||!y||!_){P.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var f=Object(W.isFiniteNumber)(w.duration)?w.duration:Infinity,h=Object(W.isFiniteNumber)(y.duration)?y.duration:Infinity,s=Math.max(0,d),a=Math.min(u,f,h);a>s?(P.logger.log("[buffer-controller]: Removing ["+s+","+a+"] from the "+o+" SourceBuffer"),console.assert(!_.updating,o+" sourceBuffer must not be updating"),_.remove(s,a)):m.shiftAndExecuteNext(o)},S.appendExecutor=function(o,d){var u=this.operationQueue,w=this.sourceBuffer,y=w[d];if(!y){P.logger.warn("[buffer-controller]: Attempting to append to the "+d+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(d);return}y.ended=!1,console.assert(!y.updating,d+" sourceBuffer must not be updating"),y.appendBuffer(o)},S.blockBuffers=function(o,d){var u=this;if(d===void 0&&(d=this.getSourceBufferTypes()),!d.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,y=d.map(function(m){return w.appendBlocker(m)});Promise.all(y).then(function(){o(),d.forEach(function(m){var l=u.sourceBuffer[m];(!l||!l.updating)&&w.shiftAndExecuteNext(m)})})},S.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},S.addBufferListener=function(o,d,u){var w=this.sourceBuffer[o];if(!w)return;var y=u.bind(this,o);this.listeners[o].push({event:d,listener:y}),w.addEventListener(d,y)},S.removeBufferListeners=function(o){var d=this.sourceBuffer[o];if(!d)return;this.listeners[o].forEach(function(u){d.removeEventListener(u.event,u.listener)})},x}()},"./src/controller/buffer-operation-queue.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return M});var W=A("./src/utils/logger.ts"),M=function(){function P(k){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=k}var U=P.prototype;return U.append=function(R,D){var g=this.queues[D];g.push(R),g.length===1&&this.buffers[D]&&this.executeNext(D)},U.insertAbort=function(R,D){var g=this.queues[D];g.unshift(R),this.executeNext(D)},U.appendBlocker=function(R){var D,g=new Promise(function(O){D=O}),b={execute:D,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(b,R),g},U.executeNext=function(R){var D=this.buffers,g=this.queues,b=D[R],O=g[R];if(O.length){var T=O[0];try{T.execute()}catch(x){W.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),T.onError(x),(!b||!b.updating)&&(O.shift(),this.executeNext(R))}}},U.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},U.current=function(R){return this.queues[R][0]},P}()},"./src/controller/cap-level-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/events.ts");function M(k,R){for(var D=0;D<R.length;D++){var g=R[D];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(k,g.key,g)}}function P(k,R,D){return R&&M(k.prototype,R),D&&M(k,D),k}var U=function(){function k(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 R=k.prototype;return R.setStreamController=function(g){this.streamController=g},R.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},R.registerListeners=function(){var g=this.hls;g.on(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),g.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),g.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),g.on(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),g.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var g=this.hls;g.off(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),g.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),g.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),g.off(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),g.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(g,b){k.isLevelAllowed(b.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(b.droppedLevel)},R.onMediaAttaching=function(g,b){this.media=b.media instanceof HTMLVideoElement?b.media:null},R.onManifestParsed=function(g,b){var O=this.hls;this.restrictedLevels=[],this.firstLevel=b.firstLevel,O.config.capLevelToPlayerSize&&b.video&&this.startCapping()},R.onBufferCodecs=function(g,b){var O=this.hls;O.config.capLevelToPlayerSize&&b.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var g=this.hls.levels;if(g.length){var b=this.hls;b.autoLevelCapping=this.getMaxLevel(g.length-1),b.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=b.autoLevelCapping}}},R.getMaxLevel=function(g){var b=this,O=this.hls.levels;if(!O.length)return-1;var T=O.filter(function(x,S){return k.isLevelAllowed(S,b.restrictedLevels)&&S<=g});return this.clientRect=null,k.getMaxLevelByMediaSize(T,this.mediaWidth,this.mediaHeight)},R.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()},R.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},R.getDimensions=function(){if(this.clientRect)return this.clientRect;var g=this.media,b={width:0,height:0};if(g){var O=g.getBoundingClientRect();b.width=O.width,b.height=O.height,!b.width&&!b.height&&(b.width=O.right-O.left||g.width||0,b.height=O.bottom-O.top||g.height||0)}return this.clientRect=b,b},k.isLevelAllowed=function(g,b){return b===void 0&&(b=[]),b.indexOf(g)===-1},k.getMaxLevelByMediaSize=function(g,b,O){if(!g||!g.length)return-1;for(var T=function(d,u){return u?d.width!==u.width||d.height!==u.height:!0},x=g.length-1,S=0;S<g.length;S+=1){var c=g[S];if((c.width>=b||c.height>=O)&&T(c,g[S+1])){x=S;break}}return x},P(k,[{key:"mediaWidth",get:function(){return this.getDimensions().width*k.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*k.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var g=1;try{g=self.devicePixelRatio}catch(b){}return g}}]),k}();K.default=U},"./src/controller/cmcd-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return T});var W=A("./src/events.ts"),M=A("./src/types/cmcd.ts"),P=A("./src/utils/buffer-helper.ts"),U=A("./src/utils/logger.ts");function k(x,S){for(var c=0;c<S.length;c++){var o=S[c];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(x,o.key,o)}}function R(x,S,c){return S&&k(x.prototype,S),c&&k(x,c),x}function D(x,S){var c=typeof Symbol!="undefined"&&x[Symbol.iterator]||x["@@iterator"];if(c)return(c=c.call(x)).next.bind(c);if(Array.isArray(x)||(c=g(x))||S&&x&&typeof x.length=="number"){c&&(x=c);var o=0;return function(){return o>=x.length?{done:!0}:{done:!1,value:x[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 g(x,S){if(!x)return;if(typeof x=="string")return b(x,S);var c=Object.prototype.toString.call(x).slice(8,-1);if(c==="Object"&&x.constructor&&(c=x.constructor.name),c==="Map"||c==="Set")return Array.from(x);if(c==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(c))return b(x,S)}function b(x,S){(S==null||S>x.length)&&(S=x.length);for(var c=0,o=new Array(S);c<S;c++)o[c]=x[c];return o}function O(){return O=Object.assign||function(x){for(var S=1;S<arguments.length;S++){var c=arguments[S];for(var o in c)Object.prototype.hasOwnProperty.call(c,o)&&(x[o]=c[o])}return x},O.apply(this,arguments)}var T=function(){function x(c){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:M.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(y){U.logger.warn("Could not generate manifest CMCD data.",y)}},this.applyFragmentData=function(w){try{var y=w.frag,m=o.hls.levels[y.level],l=o.getObjectType(y),_={d:y.duration*1e3,ot:l};(l===M.CMCDObjectType.VIDEO||l===M.CMCDObjectType.AUDIO||l==M.CMCDObjectType.MUXED)&&(_.br=m.bitrate/1e3,_.tb=o.getTopBandwidth(l),_.bl=o.getBufferLength(l)),o.apply(w,_)}catch(f){U.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=c;var d=this.config=c.config,u=d.cmcd;u!=null&&(d.pLoader=this.createPlaylistLoader(),d.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||x.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var S=x.prototype;return S.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(W.Events.BUFFER_CREATED,this.onBufferCreated,this)},S.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(W.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},S.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},S.onMediaAttached=function(o,d){this.media=d.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},S.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},S.onBufferCreated=function(o,d){var u,w;this.audioBuffer=(u=d.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(w=d.tracks.video)===null||w===void 0?void 0:w.buffer},S.createData=function(){var o;return{v:M.CMCDVersion,sf:M.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}},S.apply=function(o,d){d===void 0&&(d={}),O(d,this.createData());var u=d.ot===M.CMCDObjectType.INIT||d.ot===M.CMCDObjectType.VIDEO||d.ot===M.CMCDObjectType.MUXED;if(this.starved&&u&&(d.bs=!0,d.su=!0,this.starved=!1),d.su==null&&(d.su=this.buffering),this.useHeaders){var w=x.toHeaders(d);if(!Object.keys(w).length)return;o.headers||(o.headers={}),O(o.headers,w)}else{var y=x.toQuery(d);if(!y)return;o.url=x.appendQueryToUri(o.url,y)}},S.getObjectType=function(o){var d=o.type;return d==="subtitle"?M.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?M.CMCDObjectType.INIT:d==="audio"?M.CMCDObjectType.AUDIO:d==="main"?this.hls.audioTracks.length?M.CMCDObjectType.VIDEO:M.CMCDObjectType.MUXED:void 0},S.getTopBandwidth=function(o){for(var d=0,u=o===M.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=D(u),y;!(y=w()).done;){var m=y.value;m.bitrate>d&&(d=m.bitrate)}return d>0?d:NaN},S.getBufferLength=function(o){var d=this.hls.media,u=o===M.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!d)return NaN;var w=P.BufferHelper.bufferInfo(u,d.currentTime,this.config.maxBufferHole);return w.len*1e3},S.createPlaylistLoader=function(){var o=this.config.pLoader,d=this.applyPlaylistData,u=o||this.config.loader;return function(){function w(m){this.loader=void 0,this.loader=new u(m)}var y=w.prototype;return y.destroy=function(){this.loader.destroy()},y.abort=function(){this.loader.abort()},y.load=function(l,_,f){d(l),this.loader.load(l,_,f)},R(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},S.createFragmentLoader=function(){var o=this.config.fLoader,d=this.applyFragmentData,u=o||this.config.loader;return function(){function w(m){this.loader=void 0,this.loader=new u(m)}var y=w.prototype;return y.destroy=function(){this.loader.destroy()},y.abort=function(){this.loader.abort()},y.load=function(l,_,f){d(l),this.loader.load(l,_,f)},R(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},x.uuid=function(){var o=URL.createObjectURL(new Blob),d=o.toString();return URL.revokeObjectURL(o),d.substr(d.lastIndexOf("/")+1)},x.serialize=function(o){for(var d=[],u=function(I){return!Number.isNaN(I)&&I!=null&&I!==""&&I!==!1},w=function(I){return Math.round(I)},y=function(I){return w(I/100)*100},m=function(I){return encodeURIComponent(I)},l={br:w,d:w,bl:y,dl:y,mtp:y,nor:m,rtp:y,tb:w},_=Object.keys(o||{}).sort(),f=D(_),h;!(h=f()).done;){var s=h.value,a=o[s];if(!u(a))continue;if(s==="v"&&a===1)continue;if(s=="pr"&&a===1)continue;var E=l[s];E&&(a=E(a));var v=typeof a,p=void 0;s==="ot"||s==="sf"||s==="st"?p=s+"="+a:v==="boolean"?p=s:v==="number"?p=s+"="+a:p=s+"="+JSON.stringify(a),d.push(p)}return d.join(",")},x.toHeaders=function(o){for(var d=Object.keys(o),u={},w=["Object","Request","Session","Status"],y=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},l=0,_=d;l<_.length;l++){var f=_[l],h=m[f]!=null?m[f]:1;y[h][f]=o[f]}for(var s=0;s<y.length;s++){var a=x.serialize(y[s]);a&&(u["CMCD-"+w[s]]=a)}return u},x.toQuery=function(o){return"CMCD="+encodeURIComponent(x.serialize(o))},x.appendQueryToUri=function(o,d){if(!d)return o;var u=o.includes("?")?"&":"?";return""+o+u+d},x}()},"./src/controller/eme-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/events.ts"),M=A("./src/errors.ts"),P=A("./src/utils/logger.ts"),U=A("./src/utils/mediakeys-helper.ts");function k(T,x){for(var S=0;S<x.length;S++){var c=x[S];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(T,c.key,c)}}function R(T,x,S){return x&&k(T.prototype,x),S&&k(T,S),T}var D=3,g=function(x,S,c){var o={audioCapabilities:[],videoCapabilities:[]};return x.forEach(function(d){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+d+'"',robustness:c.audioRobustness||""})}),S.forEach(function(d){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+d+'"',robustness:c.videoRobustness||""})}),[o]},b=function(x,S,c,o){switch(x){case U.KeySystems.WIDEVINE:return g(S,c,o);default:throw new Error("Unknown key-system: "+x)}},O=function(){function T(S){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=S,this._config=S.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 x=T.prototype;return x.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},x._registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},x._unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},x.getLicenseServerUrl=function(c){switch(c){case U.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+c+'"')},x._attemptKeySystemAccess=function(c,o,d){var u=this,w=b(c,o,d,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var y=this.requestMediaKeySystemAccess(c,w);this.mediaKeysPromise=y.then(function(m){return u._onMediaKeySystemAccessObtained(c,m)}),y.catch(function(m){P.logger.error('Failed to obtain key-system "'+c+'" access:',m)})},x._onMediaKeySystemAccessObtained=function(c,o){var d=this;P.logger.log('Access for key-system "'+c+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:c};this._mediaKeysList.push(u);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(y){return u.mediaKeys=y,P.logger.log('Media-keys created for key-system "'+c+'"'),d._onMediaKeysCreated(),y});return w.catch(function(y){P.logger.error("Failed to create media-keys:",y)}),w},x._onMediaKeysCreated=function(){var c=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),c._onNewMediaKeySession(o.mediaKeysSession))})},x._onNewMediaKeySession=function(c){var o=this;P.logger.log("New key-system session "+c.sessionId),c.addEventListener("message",function(d){o._onKeySessionMessage(c,d.message)},!1)},x._onKeySessionMessage=function(c,o){P.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(d){P.logger.log("Received license data (length: "+(d&&d.byteLength)+"), updating key-session"),c.update(d)})},x.onMediaEncrypted=function(c){var o=this;if(P.logger.log('Media is encrypted using "'+c.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var d=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(c.initDataType,c.initData)};this.mediaKeysPromise.then(d).catch(d)},x._attemptSetMediaKeys=function(c){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},x._generateRequestWithPreferredKeySession=function(c,o){var d=this,u=this._mediaKeysList[0];if(!u){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var w=u.mediaKeysSession;if(!w){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+c+'" init data type'),u.mediaKeysSessionInitialized=!0,w.generateRequest(c,o).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(y){P.logger.error("Error generating key-session request:",y),d.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},x._createLicenseXhr=function(c,o,d){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,c,o,d);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,u,c),w=void 0}catch(y){P.logger.error(y)}try{u.readyState||u.open("POST",c,!0),w&&w.call(this.hls,u,c)}catch(y){throw new Error("issue setting up KeySystem license XHR "+y)}return u},x._onLicenseRequestReadyStageChange=function(c,o,d,u){switch(c.readyState){case 4:if(c.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var w=c.response,y=this._licenseResponseCallback;if(y)try{w=y.call(this.hls,c,o)}catch(l){P.logger.error(l)}u(w)}else{if(P.logger.error("License Request XHR failed ("+o+"). Status: "+c.status+" ("+c.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>D){this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=D-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(d,u)}break}},x._generateLicenseRequestChallenge=function(c,o){switch(c.mediaKeySystemDomain){case U.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+c.mediaKeySystemDomain)},x._requestLicense=function(c,o){P.logger.log("Requesting content license for key-system");var d=this._mediaKeysList[0];if(!d){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(d.mediaKeySystemDomain),w=this._createLicenseXhr(u,c,o);P.logger.log("Sending license request to URL: "+u);var y=this._generateLicenseRequestChallenge(d,c);w.send(y)}catch(m){P.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},x.onMediaAttached=function(c,o){if(!this._emeEnabled)return;var d=o.media;this._media=d,d.addEventListener("encrypted",this._onMediaEncrypted)},x.onMediaDetached=function(){var c=this._media,o=this._mediaKeysList;if(!c)return;c.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(d){if(d.mediaKeysSession)return d.mediaKeysSession.close().catch(function(){})})).then(function(){return c.setMediaKeys(null)}).catch(function(){})},x.onManifestParsed=function(c,o){if(!this._emeEnabled)return;var d=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),u=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(U.KeySystems.WIDEVINE,d,u)},R(T,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),T}();K.default=O},"./src/controller/fps-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/events.ts"),M=A("./src/utils/logger.ts"),P=function(){function U(R){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=R,this.registerListeners()}var k=U.prototype;return k.setStreamController=function(D){this.streamController=D},k.registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},k.unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching)},k.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},k.onMediaAttaching=function(D,g){var b=this.hls.config;if(b.capLevelOnFPSDrop){var O=g.media instanceof self.HTMLVideoElement?g.media:null;this.media=O,O&&typeof O.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),b.fpsDroppedMonitoringPeriod)}},k.checkFPS=function(D,g,b){var O=performance.now();if(g){if(this.lastTime){var T=O-this.lastTime,x=b-this.lastDroppedFrames,S=g-this.lastDecodedFrames,c=1e3*x/T,o=this.hls;if(o.trigger(W.Events.FPS_DROP,{currentDropped:x,currentDecoded:S,totalDroppedFrames:b}),c>0&&x>o.config.fpsDroppedMonitoringThreshold*S){var d=o.currentLevel;M.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=d)&&(d=d-1,o.trigger(W.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:o.currentLevel}),o.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=O,this.lastDroppedFrames=b,this.lastDecodedFrames=g}},k.checkFPSInterval=function(){var D=this.media;if(D)if(this.isVideoPlaybackQualityAvailable){var g=D.getVideoPlaybackQuality();this.checkFPS(D,g.totalVideoFrames,g.droppedVideoFrames)}else this.checkFPS(D,D.webkitDecodedFrameCount,D.webkitDroppedFrameCount)},U}();K.default=P},"./src/controller/fragment-finders.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"findFragmentByPDT",function(){return P}),A.d(K,"findFragmentByPTS",function(){return U}),A.d(K,"fragmentWithinToleranceTest",function(){return k}),A.d(K,"pdtWithinToleranceTest",function(){return R}),A.d(K,"findFragWithCC",function(){return D});var W=A("./src/polyfills/number.ts"),M=A("./src/utils/binary-search.ts");function P(g,b,O){if(b===null||!Array.isArray(g)||!g.length||!Object(W.isFiniteNumber)(b))return null;var T=g[0].programDateTime;if(b<(T||0))return null;var x=g[g.length-1].endProgramDateTime;if(b>=(x||0))return null;O=O||0;for(var S=0;S<g.length;++S){var c=g[S];if(R(b,O,c))return c}return null}function U(g,b,O,T){O===void 0&&(O=0),T===void 0&&(T=0);var x=null;if(g?x=b[g.sn-b[0].sn+1]||null:O===0&&b[0].start===0&&(x=b[0]),x&&k(O,T,x)===0)return x;var S=M.default.search(b,k.bind(null,O,T));return S||x}function k(g,b,O){g===void 0&&(g=0),b===void 0&&(b=0);var T=Math.min(b,O.duration+(O.deltaPTS?O.deltaPTS:0));return O.start+O.duration-T<=g?1:O.start-T>g&&O.start?-1:0}function R(g,b,O){var T=Math.min(b,O.duration+(O.deltaPTS?O.deltaPTS:0))*1e3,x=O.endProgramDateTime||0;return x-T>g}function D(g,b){return M.default.search(g,function(O){return O.cc<b?1:O.cc>b?-1:0})}},"./src/controller/fragment-tracker.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"FragmentState",function(){return P}),A.d(K,"FragmentTracker",function(){return U});var W=A("./src/events.ts"),M=A("./src/types/loader.ts"),P;(function(D){D.NOT_LOADED="NOT_LOADED",D.BACKTRACKED="BACKTRACKED",D.APPENDING="APPENDING",D.PARTIAL="PARTIAL",D.OK="OK"})(P||(P={}));var U=function(){function D(b){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=b,this._registerListeners()}var g=D.prototype;return g._registerListeners=function(){var O=this.hls;O.on(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.on(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.on(W.Events.FRAG_LOADED,this.onFragLoaded,this)},g._unregisterListeners=function(){var O=this.hls;O.off(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.off(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.off(W.Events.FRAG_LOADED,this.onFragLoaded,this)},g.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},g.getAppendedFrag=function(O,T){if(T===M.PlaylistLevelType.MAIN){var x=this.activeFragment,S=this.activeParts;if(!x)return null;if(S)for(var c=S.length;c--;){var o=S[c],d=o?o.end:x.appendedPTS;if(o.start<=O&&d!==void 0&&O<=d)return c>9&&(this.activeParts=S.slice(c-9)),o}else if(x.start<=O&&x.appendedPTS!==void 0&&O<=x.appendedPTS)return x}return this.getBufferedFrag(O,T)},g.getBufferedFrag=function(O,T){for(var x=this.fragments,S=Object.keys(x),c=S.length;c--;){var o=x[S[c]];if((o==null?void 0:o.body.type)===T&&o.buffered){var d=o.body;if(d.start<=O&&O<=d.end)return d}}return null},g.detectEvictedFragments=function(O,T,x){var S=this;Object.keys(this.fragments).forEach(function(c){var o=S.fragments[c];if(!o)return;if(!o.buffered){o.body.type===x&&S.removeFragment(o.body);return}var d=o.range[O];if(!d)return;d.time.some(function(u){var w=!S.isTimeBuffered(u.startPTS,u.endPTS,T);return w&&S.removeFragment(o.body),w})})},g.detectPartialFragments=function(O){var T=this,x=this.timeRanges,S=O.frag,c=O.part;if(!x||S.sn==="initSegment")return;var o=R(S),d=this.fragments[o];if(!d)return;Object.keys(x).forEach(function(u){var w=S.elementaryStreams[u];if(!w)return;var y=x[u],m=c!==null||w.partial===!0;d.range[u]=T.getBufferedTimes(S,c,m,y)}),d.backtrack=d.loaded=null,Object.keys(d.range).length?d.buffered=!0:this.removeFragment(d.body)},g.fragBuffered=function(O){var T=R(O),x=this.fragments[T];x&&(x.backtrack=x.loaded=null,x.buffered=!0)},g.getBufferedTimes=function(O,T,x,S){for(var c={time:[],partial:x},o=T?T.start:O.start,d=T?T.end:O.end,u=O.minEndPTS||d,w=O.maxStartPTS||o,y=0;y<S.length;y++){var m=S.start(y)-this.bufferPadding,l=S.end(y)+this.bufferPadding;if(w>=m&&u<=l){c.time.push({startPTS:Math.max(o,S.start(y)),endPTS:Math.min(d,S.end(y))});break}else if(o<l&&d>m)c.partial=!0,c.time.push({startPTS:Math.max(o,S.start(y)),endPTS:Math.min(d,S.end(y))});else if(d<=m)break}return c},g.getPartialFragment=function(O){var T=null,x,S,c,o=0,d=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(w){var y=u[w];if(!y)return;k(y)&&(S=y.body.start-d,c=y.body.end+d,O>=S&&O<=c&&(x=Math.min(O-S,c-O),o<=x&&(T=y.body,o=x)))}),T},g.getState=function(O){var T=R(O),x=this.fragments[T];return x?x.buffered?k(x)?P.PARTIAL:P.OK:x.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},g.backtrack=function(O,T){var x=R(O),S=this.fragments[x];if(!S||S.backtrack)return null;var c=S.backtrack=T||S.loaded;return S.loaded=null,c},g.getBacktrackData=function(O){var T=R(O),x=this.fragments[T];if(x){var S,c=x.backtrack;if(c!=null&&(S=c.payload)!==null&&S!==void 0&&S.byteLength)return c;this.removeFragment(O)}return null},g.isTimeBuffered=function(O,T,x){for(var S,c,o=0;o<x.length;o++){if(S=x.start(o)-this.bufferPadding,c=x.end(o)+this.bufferPadding,O>=S&&T<=c)return!0;if(T<=S)return!1}return!1},g.onFragLoaded=function(O,T){var x=T.frag,S=T.part;if(x.sn==="initSegment"||x.bitrateTest||S)return;var c=R(x);this.fragments[c]={body:x,loaded:T,backtrack:null,buffered:!1,range:Object.create(null)}},g.onBufferAppended=function(O,T){var x=this,S=T.frag,c=T.part,o=T.timeRanges;if(S.type===M.PlaylistLevelType.MAIN)if(this.activeFragment=S,c){var d=this.activeParts;d||(this.activeParts=d=[]),d.push(c)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var w=o[u];if(x.detectEvictedFragments(u,w),!c)for(var y=0;y<w.length;y++)S.appendedPTS=Math.max(w.end(y),S.appendedPTS||0)})},g.onFragBuffered=function(O,T){this.detectPartialFragments(T)},g.hasFragment=function(O){var T=R(O);return!!this.fragments[T]},g.removeFragmentsInRange=function(O,T,x){var S=this;Object.keys(this.fragments).forEach(function(c){var o=S.fragments[c];if(!o)return;if(o.buffered){var d=o.body;d.type===x&&d.start<T&&d.end>O&&S.removeFragment(d)}})},g.removeFragment=function(O){var T=R(O);O.stats.loaded=0,O.clearElementaryStreamInfo(),delete this.fragments[T]},g.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},D}();function k(D){var g,b;return D.buffered&&(((g=D.range.video)===null||g===void 0?void 0:g.partial)||((b=D.range.audio)===null||b===void 0?void 0:b.partial))}function R(D){return D.type+"_"+D.level+"_"+D.urlId+"_"+D.sn}},"./src/controller/gap-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"STALL_MINIMUM_DURATION_MS",function(){return k}),A.d(K,"MAX_START_GAP_JUMP",function(){return R}),A.d(K,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return D}),A.d(K,"SKIP_BUFFER_RANGE_START",function(){return g}),A.d(K,"default",function(){return b});var W=A("./src/utils/buffer-helper.ts"),M=A("./src/errors.ts"),P=A("./src/events.ts"),U=A("./src/utils/logger.ts"),k=250,R=2,D=.1,g=.05,b=function(){function O(x,S,c,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=x,this.media=S,this.fragmentTracker=c,this.hls=o}var T=O.prototype;return T.destroy=function(){this.hls=this.fragmentTracker=this.media=null},T.poll=function(S){var c=this.config,o=this.media,d=this.stalled,u=o.currentTime,w=o.seeking,y=this.seeking&&!w,m=!this.seeking&&w;if(this.seeking=w,u!==S){if(this.moved=!0,d!==null){if(this.stallReported){var l=self.performance.now()-d;U.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(l)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||y)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!W.BufferHelper.getBuffered(o).length)return;var _=W.BufferHelper.bufferInfo(o,u,0),f=_.len>0,h=_.nextStart||0;if(!f&&!h)return;if(w){var s=_.len>R,a=!h||h-u>R&&!this.fragmentTracker.getPartialFragment(u);if(s||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var E,v=Math.max(h,_.start||0)-u,p=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,L=p==null||((E=p.details)===null||E===void 0)?void 0:E.live,I=L?p.details.targetduration*2:R;if(v>0&&v<=I){this._trySkipBufferHole(null);return}}var B=self.performance.now();if(d===null){this.stalled=B;return}var z=B-d;!w&&z>=k&&this._reportStall(_.len);var j=W.BufferHelper.bufferInfo(o,u,c.maxBufferHole);this._tryFixBufferStall(j,z)},T._tryFixBufferStall=function(S,c){var o=this.config,d=this.fragmentTracker,u=this.media,w=u.currentTime,y=d.getPartialFragment(w);if(y){var m=this._trySkipBufferHole(y);if(m)return}S.len>o.maxBufferHole&&c>o.highBufferWatchdogPeriod*1e3&&(U.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},T._reportStall=function(S){var c=this.hls,o=this.media,d=this.stallReported;d||(this.stallReported=!0,U.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+S+")"),c.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:S}))},T._trySkipBufferHole=function(S){for(var c=this.config,o=this.hls,d=this.media,u=d.currentTime,w=0,y=W.BufferHelper.getBuffered(d),m=0;m<y.length;m++){var l=y.start(m);if(u+c.maxBufferHole>=w&&u<l){var _=Math.max(l+g,d.currentTime+D);return U.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+_),this.moved=!0,this.stalled=null,d.currentTime=_,S&&o.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+_,frag:S}),_}w=y.end(m)}return 0},T._tryNudgeBuffer=function(){var S=this.config,c=this.hls,o=this.media,d=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<S.nudgeMaxRetry){var w=d+u*S.nudgeOffset;U.logger.warn("Nudging 'currentTime' from "+d+" to "+w),o.currentTime=w,c.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else U.logger.error("Playhead still not moving while enough data buffered @"+d+" after "+S.nudgeMaxRetry+" nudges"),c.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},O}()},"./src/controller/id3-track-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/events.ts"),M=A("./src/utils/texttrack-utils.ts"),P=A("./src/demux/id3.ts"),U=.25,k=function(){function R(g){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=g,this._registerListeners()}var D=R.prototype;return D.destroy=function(){this._unregisterListeners()},D._registerListeners=function(){var b=this.hls;b.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),b.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),b.on(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),b.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D._unregisterListeners=function(){var b=this.hls;b.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),b.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),b.off(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),b.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D.onMediaAttached=function(b,O){this.media=O.media},D.onMediaDetaching=function(){if(!this.id3Track)return;Object(M.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},D.getID3Track=function(b){if(!this.media)return;for(var O=0;O<b.length;O++){var T=b[O];if(T.kind==="metadata"&&T.label==="id3")return Object(M.sendAddTrackEvent)(T,this.media),T}return this.media.addTextTrack("metadata","id3")},D.onFragParsingMetadata=function(b,O){if(!this.media)return;var T=O.frag,x=O.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var S=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,c=0;c<x.length;c++){var o=P.getID3Frames(x[c].data);if(o){var d=x[c].pts,u=c<x.length-1?x[c+1].pts:T.end,w=u-d;w<=0&&(u=d+U);for(var y=0;y<o.length;y++){var m=o[y];if(!P.isTimeStampFrame(m)){var l=new S(d,u,"");l.value=m,this.id3Track.addCue(l)}}}}},D.onBufferFlushing=function(b,O){var T=O.startOffset,x=O.endOffset,S=O.type;if(!S||S==="audio"){var c=this.id3Track;c&&Object(M.removeCuesInRange)(c,T,x)}},R}();K.default=k},"./src/controller/latency-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return R});var W=A("./src/errors.ts"),M=A("./src/events.ts"),P=A("./src/utils/logger.ts");function U(D,g){for(var b=0;b<g.length;b++){var O=g[b];O.enumerable=O.enumerable||!1,O.configurable=!0,"value"in O&&(O.writable=!0),Object.defineProperty(D,O.key,O)}}function k(D,g,b){return g&&U(D.prototype,g),b&&U(D,b),D}var R=function(){function D(b){var O=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 O.timeupdate()},this.hls=b,this.config=b.config,this.registerListeners()}var g=D.prototype;return g.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},g.registerListeners=function(){this.hls.on(M.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(M.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){this.hls.off(M.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(M.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(M.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(M.Events.ERROR,this.onError)},g.onMediaAttached=function(O,T){this.media=T.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},g.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},g.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},g.onLevelUpdated=function(O,T){var x=T.details;this.levelDetails=x,x.advanced&&this.timeupdate(),!x.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},g.onError=function(O,T){if(T.details!==W.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},g.timeupdate=function(){var O=this.media,T=this.levelDetails;if(!O||!T)return;this.currentTime=O.currentTime;var x=this.computeLatency();if(x===null)return;this._latency=x;var S=this.config,c=S.lowLatencyMode,o=S.maxLiveSyncPlaybackRate;if(!c||o===1)return;var d=this.targetLatency;if(d===null)return;var u=x-d,w=Math.min(this.maxLatency,d+T.targetduration),y=u<w;if(T.live&&y&&u>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),l=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;O.playbackRate=Math.min(m,Math.max(1,l))}else O.playbackRate!==1&&O.playbackRate!==0&&(O.playbackRate=1)},g.estimateLiveEdge=function(){var O=this.levelDetails;return O===null?null:O.edge+O.age},g.computeLatency=function(){var O=this.estimateLiveEdge();return O===null?null:O-this.currentTime},k(D,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var O=this.config,T=this.levelDetails;return O.liveMaxLatencyDuration!==void 0?O.liveMaxLatencyDuration:T?O.liveMaxLatencyDurationCount*T.targetduration:0}},{key:"targetLatency",get:function(){var O=this.levelDetails;if(O===null)return null;var T=O.holdBack,x=O.partHoldBack,S=O.targetduration,c=this.config,o=c.liveSyncDuration,d=c.liveSyncDurationCount,u=c.lowLatencyMode,w=this.hls.userConfig,y=u&&x||T;(w.liveSyncDuration||w.liveSyncDurationCount||y===0)&&(y=o!==void 0?o:d*S);var m=S,l=1;return y+Math.min(this.stallCount*l,m)}},{key:"liveSyncPosition",get:function(){var O=this.estimateLiveEdge(),T=this.targetLatency,x=this.levelDetails;if(O===null||T===null||x===null)return null;var S=x.edge,c=O-T-this.edgeStalled,o=S-x.totalduration,d=S-(this.config.lowLatencyMode&&x.partTarget||x.targetduration);return Math.min(Math.max(o,c),d)}},{key:"drift",get:function(){var O=this.levelDetails;return O===null?1:O.drift}},{key:"edgeStalled",get:function(){var O=this.levelDetails;if(O===null)return 0;var T=(this.config.lowLatencyMode&&O.partTarget||O.targetduration)*3;return Math.max(O.age-T,0)}},{key:"forwardBufferLength",get:function(){var O=this.media,T=this.levelDetails;if(!O||!T)return 0;var x=O.buffered.length;return x?O.buffered.end(x-1):T.edge-this.currentTime}}]),D}()},"./src/controller/level-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return c});var W=A("./src/types/level.ts"),M=A("./src/events.ts"),P=A("./src/errors.ts"),U=A("./src/utils/codecs.ts"),k=A("./src/controller/level-helper.ts"),R=A("./src/controller/base-playlist-controller.ts"),D=A("./src/types/loader.ts");function g(){return g=Object.assign||function(o){for(var d=1;d<arguments.length;d++){var u=arguments[d];for(var w in u)Object.prototype.hasOwnProperty.call(u,w)&&(o[w]=u[w])}return o},g.apply(this,arguments)}function b(o,d){for(var u=0;u<d.length;u++){var w=d[u];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,d,u){return d&&b(o.prototype,d),u&&b(o,u),o}function T(o,d){o.prototype=Object.create(d.prototype),o.prototype.constructor=o,x(o,d)}function x(o,d){return x=Object.setPrototypeOf||function(w,y){return w.__proto__=y,w},x(o,d)}var S=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),c=function(o){T(d,o);function d(w){var y;return y=o.call(this,w,"[level-controller]")||this,y._levels=[],y._firstLevel=-1,y._startLevel=void 0,y.currentLevelIndex=-1,y.manualLevelIndex=-1,y.onParsedComplete=void 0,y._registerListeners(),y}var u=d.prototype;return u._registerListeners=function(){var y=this.hls;y.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),y.on(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),y.on(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),y.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),y.on(M.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var y=this.hls;y.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),y.off(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),y.off(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),y.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),y.off(M.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var y=this._levels;y.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(y,m){var l=[],_=[],f=[],h,s={},a,E=!1,v=!1,p=!1;if(m.levels.forEach(function(z){var j=z.attrs;E=E||!!(z.width&&z.height),v=v||!!z.videoCodec,p=p||!!z.audioCodec,S&&z.audioCodec&&z.audioCodec.indexOf("mp4a.40.34")!==-1&&(z.audioCodec=void 0);var F=z.bitrate+"-"+z.attrs.RESOLUTION+"-"+z.attrs.CODECS;a=s[F],a?a.url.push(z.url):(a=new W.Level(z),s[F]=a,l.push(a)),j&&(j.AUDIO&&Object(k.addGroupId)(a,"audio",j.AUDIO),j.SUBTITLES&&Object(k.addGroupId)(a,"text",j.SUBTITLES))}),(E||v)&&p&&(l=l.filter(function(z){var j=z.videoCodec,F=z.width,X=z.height;return!!j||!!(F&&X)})),l=l.filter(function(z){var j=z.audioCodec,F=z.videoCodec;return(!j||Object(U.isCodecSupportedInMp4)(j,"audio"))&&(!F||Object(U.isCodecSupportedInMp4)(F,"video"))}),m.audioTracks&&(_=m.audioTracks.filter(function(z){return!z.audioCodec||Object(U.isCodecSupportedInMp4)(z.audioCodec,"audio")}),Object(k.assignTrackIdsByGroup)(_)),m.subtitles&&(f=m.subtitles,Object(k.assignTrackIdsByGroup)(f)),l.length>0){h=l[0].bitrate,l.sort(function(z,j){return z.bitrate-j.bitrate}),this._levels=l;for(var L=0;L<l.length;L++)if(l[L].bitrate===h){this._firstLevel=L,this.log("manifest loaded, "+l.length+" level(s) found, first bitrate: "+h);break}var I=p&&!v,B={levels:l,audioTracks:_,subtitleTracks:f,firstLevel:this._firstLevel,stats:m.stats,audio:p,video:v,altAudio:!I&&_.some(function(z){return!!z.url})};this.hls.trigger(M.Events.MANIFEST_PARSED,B),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(y,m){if(o.prototype.onError.call(this,y,m),m.fatal)return;var l=m.context,_=this._levels[this.currentLevelIndex];if(l&&(l.type===D.PlaylistContextType.AUDIO_TRACK&&_.audioGroupIds&&l.groupId===_.audioGroupIds[_.urlId]||l.type===D.PlaylistContextType.SUBTITLE_TRACK&&_.textGroupIds&&l.groupId===_.textGroupIds[_.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,h=!0,s;switch(m.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=m.frag.level)):s=m.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:l&&(l.deliveryDirectives&&(h=!1),s=l.level),f=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:s=m.level,f=!0;break}s!==void 0&&this.recoverLevel(m,s,f,h)},u.recoverLevel=function(y,m,l,_){var f=y.details,h=this._levels[m];if(h.loadError++,l){var s=this.retryLoadingOrFail(y);if(s)y.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(_){var a=h.url.length;if(a>1&&h.loadError<a)y.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var E=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==E&&this._levels[E].loadError===0&&(this.warn(f+": switch to "+E),y.levelRetry=!0,this.hls.nextAutoLevel=E)}}},u.redundantFailover=function(y){var m=this._levels[y],l=m.url.length;if(l>1){var _=(m.urlId+1)%l;this.warn("Switching to redundant URL-id "+_),this._levels.forEach(function(f){f.urlId=_}),this.level=y}},u.onFragLoaded=function(y,m){var l=m.frag;if(l!==void 0&&l.type===D.PlaylistLevelType.MAIN){var _=this._levels[l.level];_!==void 0&&(_.fragmentError=0,_.loadError=0)}},u.onLevelLoaded=function(y,m){var l,_=m.level,f=m.details,h=this._levels[_];if(!h){var s;this.warn("Invalid level index "+_),(s=m.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(f.deltaUpdateFailed=!0);return}_===this.currentLevelIndex?(h.fragmentError===0&&(h.loadError=0,this.retryCount=0),this.playlistLoaded(_,m,h.details)):(l=m.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(f.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(y,m){var l=this.hls.levels[this.currentLevelIndex];if(!l)return;if(l.audioGroupIds){for(var _=-1,f=this.hls.audioTracks[m.id].groupId,h=0;h<l.audioGroupIds.length;h++)if(l.audioGroupIds[h]===f){_=h;break}_!==l.urlId&&(l.urlId=_,this.startLoad())}},u.loadPlaylist=function(y){var m=this.currentLevelIndex,l=this._levels[m];if(this.canLoad&&l&&l.url.length>0){var _=l.urlId,f=l.url[_];if(y)try{f=y.addDirectives(f)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Attempt loading level index "+m+(y?" at sn "+y.msn+" part "+y.part:"")+" with URL-id "+_+" "+f),this.clearTimer(),this.hls.trigger(M.Events.LEVEL_LOADING,{url:f,level:m,id:_,deliveryDirectives:y||null})}},u.removeLevel=function(y,m){var l=function(h,s){return s!==m},_=this._levels.filter(function(f,h){return h!==y?!0:f.url.length>1&&m!==void 0?(f.url=f.url.filter(l),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(l)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(l)),f.urlId=0,!0):!1}).map(function(f,h){var s=f.details;return s!=null&&s.fragments&&s.fragments.forEach(function(a){a.level=h}),f});this._levels=_,this.hls.trigger(M.Events.LEVELS_UPDATED,{levels:_})},O(d,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(y){var m,l=this._levels;if(l.length===0)return;if(this.currentLevelIndex===y&&(m=l[y])!==null&&m!==void 0&&m.details)return;if(y<0||y>=l.length){var _=y<0;if(this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:y,fatal:_,reason:"invalid level idx"}),_)return;y=Math.min(y,l.length-1)}this.clearTimer();var f=this.currentLevelIndex,h=l[f],s=l[y];this.log("switching to level "+y+" from "+f),this.currentLevelIndex=y;var a=g({},s,{level:y,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete a._urlId,this.hls.trigger(M.Events.LEVEL_SWITCHING,a);var E=s.details;if(!E||E.live){var v=this.switchParams(s.uri,h==null?void 0:h.details);this.loadPlaylist(v)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(y){this.manualLevelIndex=y,this._startLevel===void 0&&(this._startLevel=y),y!==-1&&(this.level=y)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(y){this._firstLevel=y}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var y=this.hls.config.startLevel;return y!==void 0?y:this._firstLevel}else return this._startLevel},set:function(y){this._startLevel=y}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(y){this.level=y,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=y)}}]),d}(R.default)},"./src/controller/level-helper.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"addGroupId",function(){return P}),A.d(K,"assignTrackIdsByGroup",function(){return U}),A.d(K,"updatePTS",function(){return k}),A.d(K,"updateFragPTSDTS",function(){return D}),A.d(K,"mergeDetails",function(){return g}),A.d(K,"mapPartIntersection",function(){return b}),A.d(K,"mapFragmentIntersection",function(){return O}),A.d(K,"adjustSliding",function(){return T}),A.d(K,"addSliding",function(){return x}),A.d(K,"computeReloadInterval",function(){return S}),A.d(K,"getFragmentWithSN",function(){return c}),A.d(K,"getPartWith",function(){return o});var W=A("./src/polyfills/number.ts"),M=A("./src/utils/logger.ts");function P(d,u,w){switch(u){case"audio":d.audioGroupIds||(d.audioGroupIds=[]),d.audioGroupIds.push(w);break;case"text":d.textGroupIds||(d.textGroupIds=[]),d.textGroupIds.push(w);break}}function U(d){var u={};d.forEach(function(w){var y=w.groupId||"";w.id=u[y]=u[y]||0,u[y]++})}function k(d,u,w){var y=d[u],m=d[w];R(y,m)}function R(d,u){var w=u.startPTS;if(Object(W.isFiniteNumber)(w)){var y=0,m;u.sn>d.sn?(y=w-d.start,m=d):(y=d.start-w,m=u),m.duration!==y&&(m.duration=y)}else if(u.sn>d.sn){var l=d.cc===u.cc;l&&d.minEndPTS?u.start=d.start+(d.minEndPTS-d.start):u.start=d.start+d.duration}else u.start=Math.max(d.start-u.duration,0)}function D(d,u,w,y,m,l){var _=y-w;_<=0&&(M.logger.warn("Fragment should have a positive duration",u),y=w+u.duration,l=m+u.duration);var f=w,h=y,s=u.startPTS,a=u.endPTS;if(Object(W.isFiniteNumber)(s)){var E=Math.abs(s-w);Object(W.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(E,u.deltaPTS):u.deltaPTS=E,f=Math.max(w,s),w=Math.min(w,s),m=Math.min(m,u.startDTS),h=Math.min(y,a),y=Math.max(y,a),l=Math.max(l,u.endDTS)}u.duration=y-w;var v=w-u.start;u.appendedPTS=y,u.start=u.startPTS=w,u.maxStartPTS=f,u.startDTS=m,u.endPTS=y,u.minEndPTS=h,u.endDTS=l;var p=u.sn;if(!d||p<d.startSN||p>d.endSN)return 0;var L,I=p-d.startSN,B=d.fragments;for(B[I]=u,L=I;L>0;L--)R(B[L],B[L-1]);for(L=I;L<B.length-1;L++)R(B[L],B[L+1]);return d.fragmentHint&&R(B[B.length-1],d.fragmentHint),d.PTSKnown=d.alignedSliding=!0,v}function g(d,u){for(var w=null,y=d.fragments,m=y.length-1;m>=0;m--){var l=y[m].initSegment;if(l){w=l;break}}d.fragmentHint&&delete d.fragmentHint.endPTS;var _=0,f;if(O(d,u,function(L,I){L.relurl&&(_=L.cc-I.cc),Object(W.isFiniteNumber)(L.startPTS)&&Object(W.isFiniteNumber)(L.endPTS)&&(I.start=I.startPTS=L.startPTS,I.startDTS=L.startDTS,I.appendedPTS=L.appendedPTS,I.maxStartPTS=L.maxStartPTS,I.endPTS=L.endPTS,I.endDTS=L.endDTS,I.minEndPTS=L.minEndPTS,I.duration=L.endPTS-L.startPTS,I.duration&&(f=I),u.PTSKnown=u.alignedSliding=!0),I.elementaryStreams=L.elementaryStreams,I.loader=L.loader,I.stats=L.stats,I.urlId=L.urlId,L.initSegment&&(I.initSegment=L.initSegment,w=L.initSegment)}),w){var h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;h.forEach(function(L){var I;(!L.initSegment||L.initSegment.relurl===((I=w)===null||I===void 0?void 0:I.relurl))&&(L.initSegment=w)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(L){return!L}),u.deltaUpdateFailed)){M.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=u.skippedSegments;s--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(_){M.logger.warn("discontinuity sliding from playlist, take drift into account");for(var E=0;E<a.length;E++)a[E].cc+=_}u.skippedSegments&&(u.startCC=u.fragments[0].cc),b(d.partList,u.partList,function(L,I){I.elementaryStreams=L.elementaryStreams,I.stats=L.stats}),f?D(u,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):T(d,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=d.driftStartTime,u.driftStart=d.driftStart;var v=u.advancedDateTime;if(u.advanced&&v){var p=u.edge;u.driftStart||(u.driftStartTime=v,u.driftStart=p),u.driftEndTime=v,u.driftEnd=p}else u.driftEndTime=d.driftEndTime,u.driftEnd=d.driftEnd,u.advancedDateTime=d.advancedDateTime}function b(d,u,w){if(d&&u)for(var y=0,m=0,l=d.length;m<=l;m++){var _=d[m],f=u[m+y];_&&f&&_.index===f.index&&_.fragment.sn===f.fragment.sn?w(_,f):y--}}function O(d,u,w){for(var y=u.skippedSegments,m=Math.max(d.startSN,u.startSN)-u.startSN,l=(d.fragmentHint?1:0)+(y?u.endSN:Math.min(d.endSN,u.endSN))-u.startSN,_=u.startSN-d.startSN,f=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,h=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,s=m;s<=l;s++){var a=h[_+s],E=f[s];y&&!E&&s<y&&(E=u.fragments[s]=a),a&&E&&w(a,E)}}function T(d,u){var w=u.startSN+u.skippedSegments-d.startSN,y=d.fragments;if(w<0||w>=y.length)return;x(u,y[w].start)}function x(d,u){if(u){for(var w=d.fragments,y=d.skippedSegments;y<w.length;y++)w[y].start+=u;d.fragmentHint&&(d.fragmentHint.start+=u)}}function S(d,u){var w=1e3*d.levelTargetDuration,y=w/2,m=d.age,l=m>0&&m<w*3,_=u.loading.end-u.loading.start,f,h=d.availabilityDelay;if(d.updated===!1)if(l){var s=333*d.misses;f=Math.max(Math.min(y,_*2),s),d.availabilityDelay=(d.availabilityDelay||0)+f}else f=y;else l?(h=Math.min(h||w/2,m),d.availabilityDelay=h,f=h+w-m):f=w-_;return Math.round(f)}function c(d,u,w){if(!d||!d.details)return null;var y=d.details,m=y.fragments[u-y.startSN];return m||(m=y.fragmentHint,m&&m.sn===u?m:u<y.startSN&&w&&w.sn===u?w:null)}function o(d,u,w){if(!d||!d.details)return null;var y=d.details.partList;if(y)for(var m=y.length;m--;){var l=y[m];if(l.index===w&&l.fragment.sn===u)return l}return null}},"./src/controller/stream-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return y});var W=A("./src/polyfills/number.ts"),M=A("./src/controller/base-stream-controller.ts"),P=A("./src/is-supported.ts"),U=A("./src/events.ts"),k=A("./src/utils/buffer-helper.ts"),R=A("./src/controller/fragment-tracker.ts"),D=A("./src/types/loader.ts"),g=A("./src/loader/fragment.ts"),b=A("./src/demux/transmuxer-interface.ts"),O=A("./src/types/transmuxer.ts"),T=A("./src/controller/gap-controller.ts"),x=A("./src/errors.ts"),S=A("./src/utils/logger.ts");function c(m,l){for(var _=0;_<l.length;_++){var f=l[_];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(m,f.key,f)}}function o(m,l,_){return l&&c(m.prototype,l),_&&c(m,_),m}function d(m,l){m.prototype=Object.create(l.prototype),m.prototype.constructor=m,u(m,l)}function u(m,l){return u=Object.setPrototypeOf||function(f,h){return f.__proto__=h,f},u(m,l)}var w=100,y=function(m){d(l,m);function l(f,h){var s;return s=m.call(this,f,h,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.stalled=!1,s.couldBacktrack=!1,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var _=l.prototype;return _._registerListeners=function(){var h=this.hls;h.on(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(U.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(U.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.on(U.Events.ERROR,this.onError,this),h.on(U.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.on(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(U.Events.BUFFER_CREATED,this.onBufferCreated,this),h.on(U.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.on(U.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.on(U.Events.FRAG_BUFFERED,this.onFragBuffered,this)},_._unregisterListeners=function(){var h=this.hls;h.off(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(U.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.off(U.Events.ERROR,this.onError,this),h.off(U.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.off(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(U.Events.BUFFER_CREATED,this.onBufferCreated,this),h.off(U.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.off(U.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.off(U.Events.FRAG_BUFFERED,this.onFragBuffered,this)},_.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},_.startLoad=function(h){if(this.levels){var s=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var E=a.startLevel;E===-1&&(a.config.testBandwidth?(E=0,this.bitrateTest=!0):E=a.nextAutoLevel),this.level=a.nextLoadLevel=E,this.loadedmetadata=!1}s>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),h=s),this.state=M.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=M.State.STOPPED},_.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},_.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_LEVEL:{var h,s=this.levels,a=this.level,E=s==null||((h=s[a])===null||h===void 0)?void 0:h.details;if(E&&(!E.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(E))break;this.state=M.State.IDLE;break}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var v,p=self.performance.now(),L=this.retryDate;(!L||p>=L||(v=this.media)!==null&&v!==void 0&&v.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=M.State.IDLE)}break;default:break}this.onTickEnd()},_.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},_.doTickIdle=function(){var h,s,a=this.hls,E=this.levelLastLoaded,v=this.levels,p=this.media,L=a.config,I=a.nextLoadLevel;if(E===null||!p&&(this.startFragRequested||!L.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!v||!v[I])return;var B=v[I];this.level=a.nextLoadLevel=I;var z=B.details;if(!z||this.state===M.State.WAITING_LEVEL||z.live&&this.levelLastLoaded!==I){this.state=M.State.WAITING_LEVEL;return}var j=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:p,D.PlaylistLevelType.MAIN);if(j===null)return;var F=j.len,X=this.getMaxBufferLength(B.maxBitrate);if(F>=X)return;if(this._streamEnded(j,z)){var te={};this.altAudio&&(te.type="video"),this.hls.trigger(U.Events.BUFFER_EOS,te),this.state=M.State.ENDED;return}var ie=j.end,le=this.getNextFragment(ie,z);if(this.couldBacktrack&&!this.fragPrevious&&le&&le.sn!=="initSegment"){var _e=le.sn-z.startSN;_e>1&&(le=z.fragments[_e-1],this.fragmentTracker.removeFragment(le))}if(le&&this.fragmentTracker.getState(le)===R.FragmentState.OK&&this.nextLoadPosition>ie){var me=this.audioOnly&&!this.altAudio?g.ElementaryStreamTypes.AUDIO:g.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(p,me,D.PlaylistLevelType.MAIN),le=this.getNextFragment(this.nextLoadPosition,z)}if(!le)return;le.initSegment&&!le.initSegment.data&&!this.bitrateTest&&(le=le.initSegment),((h=le.decryptdata)===null||h===void 0?void 0:h.keyFormat)==="identity"&&!((s=le.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(le,z):this.loadFragment(le,z,ie)},_.loadFragment=function(h,s,a){var E,v=this.fragmentTracker.getState(h);if(this.fragCurrent=h,v===R.FragmentState.BACKTRACKED){var p=this.fragmentTracker.getBacktrackData(h);if(p){this._handleFragmentLoadProgress(p),this._handleFragmentLoadComplete(p);return}else v=R.FragmentState.NOT_LOADED}v===R.FragmentState.NOT_LOADED||v===R.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,m.prototype.loadFragment.call(this,h,s,a)):v===R.FragmentState.APPENDING?this.reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h):((E=this.media)===null||E===void 0?void 0:E.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},_.getAppendedFrag=function(h){var s=this.fragmentTracker.getAppendedFrag(h,D.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},_.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,D.PlaylistLevelType.MAIN)},_.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.end+.5):null},_.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},_.nextLevelSwitch=function(){var h=this.levels,s=this.media;if(s!=null&&s.readyState){var a,E=this.getAppendedFrag(s.currentTime);if(E&&E.start>1&&this.flushMainBuffer(0,E.start-1),!s.paused&&h){var v=this.hls.nextLoadLevel,p=h[v],L=this.fragLastKbps;L&&this.fragCurrent?a=this.fragCurrent.duration*p.maxBitrate/(1e3*L)+1:a=0}else a=0;var I=this.getBufferedFrag(s.currentTime+a);if(I){var B=this.followingBufferedFrag(I);if(B){this.abortCurrentFrag();var z=B.maxStartPTS?B.maxStartPTS:B.start,j=B.duration,F=Math.max(I.end,z+Math.min(Math.max(j-this.config.maxFragLookUpTolerance,j*.5),j*.75));this.flushMainBuffer(F,Number.POSITIVE_INFINITY)}}}},_.abortCurrentFrag=function(){var h=this.fragCurrent;this.fragCurrent=null,h!=null&&h.loader&&h.loader.abort(),this.state===M.State.KEY_LOADING&&(this.state=M.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},_.flushMainBuffer=function(h,s){m.prototype.flushMainBuffer.call(this,h,s,this.altAudio?"video":null)},_.onMediaAttached=function(h,s){m.prototype.onMediaAttached.call(this,h,s);var a=s.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 T.default(this.config,a,this.fragmentTracker,this.hls)},_.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),m.prototype.onMediaDetaching.call(this)},_.onMediaPlaying=function(){this.tick()},_.onMediaSeeked=function(){var h=this.media,s=h?h.currentTime:null;Object(W.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},_.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(U.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},_.onManifestParsed=function(h,s){var a=!1,E=!1,v;s.levels.forEach(function(p){v=p.audioCodec,v&&(v.indexOf("mp4a.40.2")!==-1&&(a=!0),v.indexOf("mp4a.40.5")!==-1&&(E=!0))}),this.audioCodecSwitch=a&&E&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},_.onLevelLoading=function(h,s){var a=this.levels;if(!a||this.state!==M.State.IDLE)return;var E=a[s.level];(!E.details||E.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(E.details))&&(this.state=M.State.WAITING_LEVEL)},_.onLevelLoaded=function(h,s){var a,E=this.levels,v=s.level,p=s.details,L=p.totalduration;if(!E){this.warn("Levels were reset while loading level "+v);return}this.log("Level "+v+" loaded ["+p.startSN+","+p.endSN+"], cc ["+p.startCC+", "+p.endCC+"] duration:"+L);var I=this.fragCurrent;I&&(this.state===M.State.FRAG_LOADING||this.state===M.State.FRAG_LOADING_WAITING_RETRY)&&(I.level!==s.level&&I.loader&&(this.state=M.State.IDLE,I.loader.abort()));var B=E[v],z=0;if(p.live||(a=B.details)!==null&&a!==void 0&&a.live){if(p.fragments[0]||(p.deltaUpdateFailed=!0),p.deltaUpdateFailed)return;z=this.alignPlaylists(p,B.details)}if(B.details=p,this.levelLastLoaded=v,this.hls.trigger(U.Events.LEVEL_UPDATED,{details:p,level:v}),this.state===M.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(p))return;this.state=M.State.IDLE}this.startFragRequested?p.live&&this.synchronizeToLiveEdge(p):this.setStartPosition(p,z),this.tick()},_._handleFragmentLoadProgress=function(h){var s,a=h.frag,E=h.part,v=h.payload,p=this.levels;if(!p){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var L=p[a.level],I=L.details;if(!I){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var B=L.videoCodec,z=I.PTSKnown||!I.live,j=(s=a.initSegment)===null||s===void 0?void 0:s.data,F=this._getAudioCodec(L),X=this.transmuxer=this.transmuxer||new b.default(this.hls,D.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),te=E?E.index:-1,ie=te!==-1,le=new O.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,v.byteLength,te,ie),_e=this.initPTS[a.cc];X.push(v,j,F,B,a,E,I.totalduration,z,le,_e)},_.onAudioTrackSwitching=function(h,s){var a=this.altAudio,E=!!s.url,v=s.id;if(!E){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var p=this.fragCurrent;p!=null&&p.loader&&(this.log("Switching to main audio track, cancel main fragment load"),p.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var L=this.hls;a&&L.trigger(U.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),L.trigger(U.Events.AUDIO_TRACK_SWITCHED,{id:v})}},_.onAudioTrackSwitched=function(h,s){var a=s.id,E=!!this.hls.audioTracks[a].url;if(E){var v=this.videoBuffer;v&&this.mediaBuffer!==v&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=v)}this.altAudio=E,this.tick()},_.onBufferCreated=function(h,s){var a=s.tracks,E,v,p=!1;for(var L in a){var I=a[L];if(I.id==="main"){if(v=L,E=I,L==="video"){var B=a[L];B&&(this.videoBuffer=B.buffer)}}else p=!0}p&&E?(this.log("Alternate track found, use "+v+".buffered to schedule main fragment loading"),this.mediaBuffer=E.buffer):this.mediaBuffer=this.media},_.onFragBuffered=function(h,s){var a=s.frag,E=s.part;if(a&&a.type!==D.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(E?" p: "+E.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===M.State.PARSED&&(this.state=M.State.IDLE);return}var v=E?E.stats:a.stats;this.fragLastKbps=Math.round(8*v.total/(v.buffering.end-v.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,E)},_.onError=function(h,s){switch(s.details){case x.ErrorDetails.FRAG_LOAD_ERROR:case x.ErrorDetails.FRAG_LOAD_TIMEOUT:case x.ErrorDetails.KEY_LOAD_ERROR:case x.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.MAIN,s);break;case x.ErrorDetails.LEVEL_LOAD_ERROR:case x.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==M.State.ERROR&&(s.fatal?(this.warn(""+s.details),this.state=M.State.ERROR):!s.levelRetry&&this.state===M.State.WAITING_LEVEL&&(this.state=M.State.IDLE));break;case x.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var a=!0,E=this.getFwdBufferInfo(this.media,D.PlaylistLevelType.MAIN);E&&E.len>.5&&(a=!this.reduceMaxBufferLength(E.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},_.checkBuffer=function(){var h=this.media,s=this.gapController;if(!h||!s||!h.readyState)return;var a=k.BufferHelper.getBuffered(h);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},_.onFragLoadEmergencyAborted=function(){this.state=M.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},_.onBufferFlushed=function(h,s){var a=s.type;if(a!==g.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var E=(a===g.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(E,a,D.PlaylistLevelType.MAIN)}},_.onLevelsUpdated=function(h,s){this.levels=s.levels},_.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},_.seekToStartPos=function(){var h=this.media,s=h.currentTime,a=this.startPosition;if(a>=0&&s<a){if(h.seeking){S.logger.log("could not seek to "+a+", already seeking at "+s);return}var E=k.BufferHelper.getBuffered(h),v=E.length?E.start(0):0,p=v-a;p>0&&(p<this.config.maxBufferHole||p<this.config.maxFragLookUpTolerance)&&(S.logger.log("adjusting start position by "+p+" to match buffer start"),a+=p,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+s),h.currentTime=a}},_._getAudioCodec=function(h){var s=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&s&&(this.log("Swapping audio codec"),s.indexOf("mp4a.40.5")!==-1?s="mp4a.40.2":s="mp4a.40.5"),s},_._loadBitrateTestFrag=function(h){var s=this;this._doFragLoad(h).then(function(a){var E=s.hls;if(!a||E.nextLoadLevel||s.fragContextChanged(h))return;s.fragLoadError=0,s.state=M.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var v=h.stats;v.parsing.start=v.parsing.end=v.buffering.start=v.buffering.end=self.performance.now(),E.trigger(U.Events.FRAG_LOADED,a)})},_._handleTransmuxComplete=function(h){var s,a="main",E=this.hls,v=h.remuxResult,p=h.chunkMeta,L=this.getCurrentContext(p);if(!L){this.warn("The loading context changed while buffering fragment "+p.sn+" of level "+p.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(p.level);return}var I=L.frag,B=L.part,z=L.level,j=v.video,F=v.text,X=v.id3,te=v.initSegment,ie=this.altAudio?void 0:v.audio;if(this.fragContextChanged(I))return;if(this.state=M.State.PARSING,te){te.tracks&&(this._bufferInitSegment(z,te.tracks,I,p),E.trigger(U.Events.FRAG_PARSING_INIT_SEGMENT,{frag:I,id:a,tracks:te.tracks}));var le=te.initPTS,_e=te.timescale;Object(W.isFiniteNumber)(le)&&(this.initPTS[I.cc]=le,E.trigger(U.Events.INIT_PTS_FOUND,{frag:I,id:a,initPTS:le,timescale:_e}))}if(j&&v.independent!==!1){if(z.details){var me=j.startPTS,he=j.endPTS,fe=j.startDTS,ce=j.endDTS;if(B)B.elementaryStreams[j.type]={startPTS:me,endPTS:he,startDTS:fe,endDTS:ce};else if(j.firstKeyFrame&&j.independent&&(this.couldBacktrack=!0),j.dropped&&j.independent){var ne=this.getLoadPosition()+this.config.maxBufferHole;if(ne<me){this.backtrack(I);return}I.setElementaryStreamInfo(j.type,I.start,he,I.start,ce,!0)}I.setElementaryStreamInfo(j.type,me,he,fe,ce),this.bufferFragmentData(j,I,B,p)}}else if(v.independent===!1){this.backtrack(I);return}if(ie){var q=ie.startPTS,ye=ie.endPTS,Fe=ie.startDTS,Be=ie.endDTS;B&&(B.elementaryStreams[g.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:ye,startDTS:Fe,endDTS:Be}),I.setElementaryStreamInfo(g.ElementaryStreamTypes.AUDIO,q,ye,Fe,Be),this.bufferFragmentData(ie,I,B,p)}if(X!=null&&(s=X.samples)!==null&&s!==void 0&&s.length){var We={frag:I,id:a,samples:X.samples};E.trigger(U.Events.FRAG_PARSING_METADATA,We)}if(F){var ze={frag:I,id:a,samples:F.samples};E.trigger(U.Events.FRAG_PARSING_USERDATA,ze)}},_._bufferInitSegment=function(h,s,a,E){var v=this;if(this.state!==M.State.PARSING)return;this.audioOnly=!!s.audio&&!s.video,this.altAudio&&!this.audioOnly&&delete s.audio;var p=s.audio,L=s.video,I=s.audiovideo;if(p){var B=h.audioCodec,z=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(B&&(B.indexOf("mp4a.40.5")!==-1?B="mp4a.40.2":B="mp4a.40.5"),p.metadata.channelCount!==1&&z.indexOf("firefox")===-1&&(B="mp4a.40.5")),z.indexOf("android")!==-1&&p.container!=="audio/mpeg"&&(B="mp4a.40.2",this.log("Android: force audio codec to "+B)),h.audioCodec&&h.audioCodec!==B&&this.log('Swapping manifest audio codec "'+h.audioCodec+'" for "'+B+'"'),p.levelCodec=B,p.id="main",this.log("Init audio buffer, container:"+p.container+", codecs[selected/level/parsed]=["+(B||"")+"/"+(h.audioCodec||"")+"/"+p.codec+"]")}L&&(L.levelCodec=h.videoCodec,L.id="main",this.log("Init video buffer, container:"+L.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+L.codec+"]")),I&&this.log("Init audiovideo buffer, container:"+I.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+I.codec+"]"),this.hls.trigger(U.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(j){var F=s[j],X=F.initSegment;X!=null&&X.byteLength&&v.hls.trigger(U.Events.BUFFER_APPENDING,{type:j,data:X,frag:a,part:null,chunkMeta:E,parent:a.type})}),this.tick()},_.backtrack=function(h){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(h);var s=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,s?this.resetFragmentLoading(h):this.state=M.State.BACKTRACKING},_.checkFragmentChanged=function(){var h=this.media,s=null;if(h&&h.readyState>1&&h.seeking===!1){var a=h.currentTime;if(k.BufferHelper.isBuffered(h,a)?s=this.getAppendedFrag(a):k.BufferHelper.isBuffered(h,a+.1)&&(s=this.getAppendedFrag(a+.1)),s){var E=this.fragPlaying,v=s.level;(!E||s.sn!==E.sn||E.level!==v||s.urlId!==E.urlId)&&(this.hls.trigger(U.Events.FRAG_CHANGED,{frag:s}),(!E||E.level!==v)&&this.hls.trigger(U.Events.LEVEL_SWITCHED,{level:v}),this.fragPlaying=s)}}},o(l,[{key:"nextLevel",get:function(){var h=this.nextBufferedFrag;return h?h.level:-1}},{key:"currentLevel",get:function(){var h=this.media;if(h){var s=this.getAppendedFrag(h.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var s=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),l}(M.default)},"./src/controller/subtitle-stream-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"SubtitleStreamController",function(){return d});var W=A("./src/events.ts"),M=A("./src/utils/logger.ts"),P=A("./src/utils/buffer-helper.ts"),U=A("./src/controller/fragment-finders.ts"),k=A("./src/utils/discontinuities.ts"),R=A("./src/controller/level-helper.ts"),D=A("./src/controller/fragment-tracker.ts"),g=A("./src/controller/base-stream-controller.ts"),b=A("./src/types/loader.ts"),O=A("./src/types/level.ts");function T(u,w){for(var y=0;y<w.length;y++){var m=w[y];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(u,m.key,m)}}function x(u,w,y){return w&&T(u.prototype,w),y&&T(u,y),u}function S(u,w){u.prototype=Object.create(w.prototype),u.prototype.constructor=u,c(u,w)}function c(u,w){return c=Object.setPrototypeOf||function(m,l){return m.__proto__=l,m},c(u,w)}var o=500,d=function(u){S(w,u);function w(m,l){var _;return _=u.call(this,m,l,"[subtitle-stream-controller]")||this,_.levels=[],_.currentTrackId=-1,_.tracksBuffered=[],_.mainDetails=null,_._registerListeners(),_}var y=w.prototype;return y.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},y._registerListeners=function(){var l=this.hls;l.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(W.Events.ERROR,this.onError,this),l.on(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),l.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),l.on(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),l.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},y._unregisterListeners=function(){var l=this.hls;l.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(W.Events.ERROR,this.onError,this),l.off(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),l.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),l.off(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),l.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},y.startLoad=function(){this.stopLoad(),this.state=g.State.IDLE,this.setInterval(o),this.tick()},y.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},y.onLevelLoaded=function(l,_){this.mainDetails=_.details},y.onSubtitleFragProcessed=function(l,_){var f=_.frag,h=_.success;if(this.fragPrevious=f,this.state=g.State.IDLE,!h)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var a,E=f.start,v=0;v<s.length;v++)if(E>=s[v].start&&E<=s[v].end){a=s[v];break}var p=f.start+f.duration;a?a.end=p:(a={start:E,end:p},s.push(a)),this.fragmentTracker.fragBuffered(f)},y.onBufferFlushing=function(l,_){var f=_.startOffset,h=_.endOffset;if(f===0&&h!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,a=this.levels;if(!a.length||!a[s]||!a[s].details)return;var E=a[s].details,v=E.targetduration,p=h-v;if(p<=0)return;_.endOffsetSubtitles=Math.max(0,p),this.tracksBuffered.forEach(function(L){for(var I=0;I<L.length;){if(L[I].end<=p){L.shift();continue}else if(L[I].start<p)L[I].start=p;else break;I++}}),this.fragmentTracker.removeFragmentsInRange(f,p,b.PlaylistLevelType.SUBTITLE)}},y.onError=function(l,_){var f,h=_.frag;if(!h||h.type!==b.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=g.State.IDLE},y.onSubtitleTracksUpdated=function(l,_){var f=this,h=_.subtitleTracks;this.tracksBuffered=[],this.levels=h.map(function(s){return new O.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){f.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},y.onSubtitleTrackSwitch=function(l,_){if(this.currentTrackId=_.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)},y.onSubtitleTrackLoaded=function(l,_){var f,h=_.details,s=_.id,a=this.currentTrackId,E=this.levels;if(!E.length)return;var v=E[a];if(s>=E.length||s!==a||!v)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,h.live||(f=v.details)!==null&&f!==void 0&&f.live){var p=this.mainDetails;if(h.deltaUpdateFailed||!p)return;var L=p.fragments[0];if(!v.details)h.hasProgramDateTime&&p.hasProgramDateTime?Object(k.alignMediaPlaylistByPDT)(h,p):L&&Object(R.addSliding)(h,L.start);else{var I=this.alignPlaylists(h,v.details);I===0&&L&&Object(R.addSliding)(h,L.start)}}if(v.details=h,this.levelLastLoaded=s,this.tick(),h.live&&!this.fragCurrent&&this.media&&this.state===g.State.IDLE){var B=Object(U.findFragmentByPTS)(null,h.fragments,this.media.currentTime,0);B||(this.warn("Subtitle playlist not aligned with playback"),v.details=void 0)}},y._handleFragmentLoadComplete=function(l){var _=l.frag,f=l.payload,h=_.decryptdata,s=this.hls;if(this.fragContextChanged(_))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(E){var v=performance.now();s.trigger(W.Events.FRAG_DECRYPTED,{frag:_,payload:E,stats:{tstart:a,tdecrypt:v}})})}},y.doTick=function(){if(!this.media){this.state=g.State.IDLE;return}if(this.state===g.State.IDLE){var l,_=this.currentTrackId,f=this.levels;if(!f.length||!f[_]||!f[_].details)return;var h=f[_].details,s=h.targetduration,a=this.config,E=this.media,v=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,E.currentTime-s,a.maxBufferHole),p=v.end,L=v.len,I=this.getMaxBufferLength()+s;if(L>I)return;console.assert(h,"Subtitle track details are defined on idle subtitle stream controller tick");var B=h.fragments,z=B.length,j=h.edge,F,X=this.fragPrevious;if(p<j){var te=a.maxFragLookUpTolerance;X&&h.hasProgramDateTime&&(F=Object(U.findFragmentByPDT)(B,X.endProgramDateTime,te)),F||(F=Object(U.findFragmentByPTS)(X,B,p,te),!F&&X&&X.start<B[0].start&&(F=B[0]))}else F=B[z-1];(l=F)!==null&&l!==void 0&&l.encrypted?(M.logger.log("Loading key for "+F.sn),this.state=g.State.KEY_LOADING,this.hls.trigger(W.Events.KEY_LOADING,{frag:F})):F&&this.fragmentTracker.getState(F)===D.FragmentState.NOT_LOADED&&this.loadFragment(F,h,p)}},y.loadFragment=function(l,_,f){this.fragCurrent=l,u.prototype.loadFragment.call(this,l,_,f)},x(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(g.default)},"./src/controller/subtitle-track-controller.ts":function(Z,K,A){"use strict";A.r(K);var W=A("./src/events.ts"),M=A("./src/utils/texttrack-utils.ts"),P=A("./src/controller/base-playlist-controller.ts"),U=A("./src/types/loader.ts");function k(T,x){for(var S=0;S<x.length;S++){var c=x[S];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(T,c.key,c)}}function R(T,x,S){return x&&k(T.prototype,x),S&&k(T,S),T}function D(T,x){T.prototype=Object.create(x.prototype),T.prototype.constructor=T,g(T,x)}function g(T,x){return g=Object.setPrototypeOf||function(c,o){return c.__proto__=o,c},g(T,x)}var b=function(T){D(x,T);function x(c){var o;return o=T.call(this,c,"[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 S=x.prototype;return S.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,T.prototype.destroy.call(this)},S.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(W.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(W.Events.ERROR,this.onError,this)},S.onMediaAttached=function(o,d){if(this.media=d.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},S.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},S.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=O(this.media.textTracks);o.forEach(function(d){Object(M.clearCurrentCues)(d)}),this.subtitleTrack=-1,this.media=null},S.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},S.onManifestParsed=function(o,d){this.tracks=d.subtitleTracks},S.onSubtitleTrackLoaded=function(o,d){var u=d.id,w=d.details,y=this.trackId,m=this.tracksInGroup[y];if(!m){this.warn("Invalid subtitle track id "+u);return}var l=m.details;m.details=d.details,this.log("subtitle track "+u+" loaded ["+w.startSN+"-"+w.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,d,l))},S.onLevelLoading=function(o,d){this.switchLevel(d.level)},S.onLevelSwitching=function(o,d){this.switchLevel(d.level)},S.switchLevel=function(o){var d=this.hls.levels[o];if(!(d!=null&&d.textGroupIds))return;var u=d.textGroupIds[d.urlId];if(this.groupId!==u){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,y=this.tracks.filter(function(_){return!u||_.groupId===u});this.tracksInGroup=y;var m=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=u;var l={subtitleTracks:y};this.log("Updating subtitle tracks, "+y.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(W.Events.SUBTITLE_TRACKS_UPDATED,l),m!==-1&&this.setSubtitleTrack(m,w)}},S.findTrackId=function(o){for(var d=this.tracksInGroup,u=0;u<d.length;u++){var w=d[u];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},S.onError=function(o,d){if(T.prototype.onError.call(this,o,d),d.fatal||!d.context)return;d.context.type===U.PlaylistContextType.SUBTITLE_TRACK&&d.context.id===this.trackId&&d.context.groupId===this.groupId&&this.retryLoadingOrFail(d)},S.loadPlaylist=function(o){var d=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(d)){var u=d.id,w=d.groupId,y=d.url;if(o)try{y=o.addDirectives(y)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(W.Events.SUBTITLE_TRACK_LOADING,{url:y,id:u,groupId:w,deliveryDirectives:o||null})}},S.toggleTrackModes=function(o){var d=this,u=this.media,w=this.subtitleDisplay,y=this.trackId;if(!u)return;var m=O(u.textTracks),l=m.filter(function(h){return h.groupId===d.groupId});if(o===-1)[].slice.call(m).forEach(function(h){h.mode="disabled"});else{var _=l[y];_&&(_.mode="disabled")}var f=l[o];f&&(f.mode=w?"showing":"hidden")},S.setSubtitleTrack=function(o,d){var u,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=w[o])!==null&&u!==void 0&&u.details)||o<-1||o>=w.length)return;this.clearTimer();var y=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,y){var m=y.id,l=y.groupId,_=l===void 0?"":l,f=y.name,h=y.type,s=y.url;this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:_,name:f,type:h,url:s});var a=this.switchParams(y.url,d==null?void 0:d.details);this.loadPlaylist(a)}else this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:o})},S.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,d=O(this.media.textTracks),u=0;u<d.length;u++)if(d[u].mode==="hidden")o=u;else if(d[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},R(x,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var d=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,d)}}]),x}(P.default);function O(T){for(var x=[],S=0;S<T.length;S++){var c=T[S];c.kind==="subtitles"&&c.label&&x.push(T[S])}return x}K.default=b},"./src/controller/timeline-controller.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"TimelineController",function(){return O});var W=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),P=A("./src/utils/cea-608-parser.ts"),U=A("./src/utils/output-filter.ts"),k=A("./src/utils/webvtt-parser.ts"),R=A("./src/utils/texttrack-utils.ts"),D=A("./src/utils/imsc1-ttml-parser.ts"),g=A("./src/types/loader.ts"),b=A("./src/utils/logger.ts"),O=function(){function c(d){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=S(),this.captionsProperties=void 0,this.hls=d,this.config=d.config,this.Cues=d.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new U.default(this,"textTrack1"),w=new U.default(this,"textTrack2"),y=new U.default(this,"textTrack3"),m=new U.default(this,"textTrack4");this.cea608Parser1=new P.default(1,u,w),this.cea608Parser2=new P.default(3,y,m)}d.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.on(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.on(M.Events.FRAG_LOADING,this.onFragLoading,this),d.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.on(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.on(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=c.prototype;return o.destroy=function(){var u=this.hls;u.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(M.Events.FRAG_LOADING,this.onFragLoading,this),u.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,w,y,m,l){for(var _=!1,f=l.length;f--;){var h=l[f],s=x(h[0],h[1],w,y);if(s>=0&&(h[0]=Math.min(h[0],w),h[1]=Math.max(h[1],y),_=!0,s/(y-w)>.5))return}if(_||l.push([w,y]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,w,y,m)}else{var E=this.Cues.newCue(null,w,y,m);this.hls.trigger(M.Events.CUES_PARSED,{type:"captions",cues:E,track:u})}},o.onInitPtsFound=function(u,w){var y=this,m=w.frag,l=w.id,_=w.initPTS,f=w.timescale,h=this.unparsedVttFrags;l==="main"&&(this.initPTS[m.cc]=_,this.timescale[m.cc]=f),h.length&&(this.unparsedVttFrags=[],h.forEach(function(s){y.onFragLoaded(M.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(u){var w=this.media;if(w)for(var y=0;y<w.textTracks.length;y++){var m=w.textTracks[y];if(m[u])return m}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var w=this.captionsProperties,y=this.captionsTracks,m=this.media,l=w[u],_=l.label,f=l.languageCode,h=this.getExistingTrack(u);if(h)y[u]=h,Object(R.clearCurrentCues)(y[u]),Object(R.sendAddTrackEvent)(y[u],m);else{var s=this.createTextTrack("captions",_,f);s&&(s[u]=!0,y[u]=s)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var w=this.captionsProperties[u];if(!w)return;var y=w.label,m={_id:u,label:y,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[u]=m,this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(u,w,y){var m=this.media;return m?m.addTextTrack(u,w,y):void 0},o.onMediaAttaching=function(u,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(w){Object(R.clearCurrentCues)(u[w]),delete u[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=S(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var u=this.media;if(!u)return;var w=u.textTracks;if(w)for(var y=0;y<w.length;y++)Object(R.clearCurrentCues)(w[y])},o.onSubtitleTracksUpdated=function(u,w){var y=this;this.textTracks=[];var m=w.subtitleTracks||[],l=m.some(function(s){return s.textCodec===D.IMSC1_CODEC});if(this.config.enableWebVTT||l&&this.config.enableIMSC1){var _=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,a){var E;if(a<f.length){for(var v=null,p=0;p<f.length;p++)if(T(f[p],s)){v=f[p];break}v&&(E=v)}E?Object(R.clearCurrentCues)(E):(E=y.createTextTrack("subtitles",s.name,s.lang),E&&(E.mode="disabled")),E&&(E.groupId=s.groupId,y.textTracks.push(E))})}else if(!_&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(s){return{label:s.name,kind:s.type.toLowerCase(),default:s.default,subtitleTrack:s}});this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},o.onManifestLoaded=function(u,w){var y=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(m){var l=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!l)return;var _="textTrack"+l[1],f=y.captionsProperties[_];if(!f)return;f.label=m.name,m.lang&&(f.languageCode=m.lang),f.media=m})},o.onFragLoading=function(u,w){var y=this.cea608Parser1,m=this.cea608Parser2,l=this.lastSn,_=this.lastPartIndex;if(!this.enabled||!(y&&m))return;if(w.frag.type===g.PlaylistLevelType.MAIN){var f,h,s=w.frag.sn,a=(f=w==null||((h=w.part)===null||h===void 0)?void 0:h.index)!=null?f:-1;s===l+1||s===l&&a===_+1||(y.reset(),m.reset()),this.lastSn=s,this.lastPartIndex=a}},o.onFragLoaded=function(u,w){var y=w.frag,m=w.payload,l=this.initPTS,_=this.unparsedVttFrags;if(y.type===g.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(W.isFiniteNumber)(l[y.cc])){_.push(w),l.length&&this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:y,error:new Error("Missing initial subtitle PTS")});return}var f=y.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var h=this.tracks[y.level],s=this.vttCCs;s[y.cc]||(s[y.cc]={start:y.start,prevCC:this.prevCC,new:!0},this.prevCC=y.cc),h&&h.textCodec===D.IMSC1_CODEC?this._parseIMSC1(y,m):this._parseVTTs(y,m,s)}}else this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:y,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,w){var y=this,m=this.hls;Object(D.parseIMSC1)(w,this.initPTS[u.cc],this.timescale[u.cc],function(l){y._appendCues(l,u.level),m.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(l){b.logger.log("Failed to parse IMSC1: "+l),m.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:l})})},o._parseVTTs=function(u,w,y){var m=this,l=this.hls;Object(k.parseWebVTT)(w,this.initPTS[u.cc],this.timescale[u.cc],y,u.cc,u.start,function(_){m._appendCues(_,u.level),l.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(_){m._fallbackToIMSC1(u,w),b.logger.log("Failed to parse VTT cue: "+_),l.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:_})})},o._fallbackToIMSC1=function(u,w){var y=this,m=this.tracks[u.level];m.textCodec||Object(D.parseIMSC1)(w,this.initPTS[u.cc],this.timescale[u.cc],function(){m.textCodec=D.IMSC1_CODEC,y._parseIMSC1(u,w)},function(){m.textCodec="wvtt"})},o._appendCues=function(u,w){var y=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[w];if(m.mode==="disabled")return;u.forEach(function(f){return Object(R.addCueToTrack)(m,f)})}else{var l=this.tracks[w],_=l.default?"default":"subtitles"+w;y.trigger(M.Events.CUES_PARSED,{type:"subtitles",cues:u,track:_})}},o.onFragDecrypted=function(u,w){var y=w.frag;if(y.type===g.PlaylistLevelType.SUBTITLE){if(!Object(W.isFiniteNumber)(this.initPTS[y.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(M.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,w){var y=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(y&&m))return;for(var l=0;l<w.samples.length;l++){var _=w.samples[l].bytes;if(_){var f=this.extractCea608Data(_);y.addData(w.samples[l].pts,f[0]),m.addData(w.samples[l].pts,f[1])}}},o.onBufferFlushing=function(u,w){var y=w.startOffset,m=w.endOffset,l=w.endOffsetSubtitles,_=w.type,f=this.media;if(!f||f.currentTime<m)return;if(!_||_==="video"){var h=this.captionsTracks;Object.keys(h).forEach(function(a){return Object(R.removeCuesInRange)(h[a],y,m)})}if(this.config.renderTextTracksNatively&&(y===0&&l!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(a){return Object(R.removeCuesInRange)(s[a],y,l)})}},o.extractCea608Data=function(u){for(var w=u[0]&31,y=2,m=[[],[]],l=0;l<w;l++){var _=u[y++],f=127&u[y++],h=127&u[y++],s=(4&_)!==0,a=3&_;if(f===0&&h===0)continue;s&&((a===0||a===1)&&(m[a].push(f),m[a].push(h)))}return m},c}();function T(c,o){return c&&c.label===o.name&&!(c.textTrack1||c.textTrack2)}function x(c,o,d,u){return Math.min(o,u)-Math.max(c,d)}function S(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return W});var W=function(){function M(U,k){this.subtle=void 0,this.aesIV=void 0,this.subtle=U,this.aesIV=k}var P=M.prototype;return P.decrypt=function(k,R){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},R,k)},M}()},"./src/crypt/aes-decryptor.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"removePadding",function(){return M}),A.d(K,"default",function(){return P});var W=A("./src/utils/typed-array.ts");function M(U){var k=U.byteLength,R=k&&new DataView(U.buffer).getUint8(k-1);return R?Object(W.sliceUint8)(U,0,k-R):U}var P=function(){function U(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var k=U.prototype;return k.uint8ArrayToUint32Array_=function(D){for(var g=new DataView(D),b=new Uint32Array(4),O=0;O<4;O++)b[O]=g.getUint32(O*4);return b},k.initTable=function(){var D=this.sBox,g=this.invSBox,b=this.subMix,O=b[0],T=b[1],x=b[2],S=b[3],c=this.invSubMix,o=c[0],d=c[1],u=c[2],w=c[3],y=new Uint32Array(256),m=0,l=0,_=0;for(_=0;_<256;_++)_<128?y[_]=_<<1:y[_]=_<<1^283;for(_=0;_<256;_++){var f=l^l<<1^l<<2^l<<3^l<<4;f=f>>>8^f&255^99,D[m]=f,g[f]=m;var h=y[m],s=y[h],a=y[s],E=y[f]*257^f*16843008;O[m]=E<<24|E>>>8,T[m]=E<<16|E>>>16,x[m]=E<<8|E>>>24,S[m]=E,E=a*16843009^s*65537^h*257^m*16843008,o[f]=E<<24|E>>>8,d[f]=E<<16|E>>>16,u[f]=E<<8|E>>>24,w[f]=E,m?(m=h^y[y[y[a^h]]],l^=y[y[l]]):m=l=1}},k.expandKey=function(D){for(var g=this.uint8ArrayToUint32Array_(D),b=!0,O=0;O<g.length&&b;)b=g[O]===this.key[O],O++;if(b)return;this.key=g;var T=this.keySize=g.length;if(T!==4&&T!==6&&T!==8)throw new Error("Invalid aes key size="+T);var x=this.ksRows=(T+6+1)*4,S,c,o=this.keySchedule=new Uint32Array(x),d=this.invKeySchedule=new 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c=[{demux:R.default,remux:g.default},{demux:k.default,remux:b.default},{demux:U.default,remux:g.default},{demux:D.default,remux:g.default}],o=1024;c.forEach(function(_){var f=_.demux;o=Math.max(o,f.minProbeByteLength)});var d=function(){function _(h,s,a,E,v){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 O.default,this.observer=h,this.typeSupported=s,this.config=a,this.vendor=E,this.id=v}var f=_.prototype;return f.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},f.push=function(s,a,E,v){var p=this,L=E.transmuxing;L.executeStart=S();var I=new Uint8Array(s),B=this.cache,z=this.config,j=this.currentTransmuxState,F=this.transmuxConfig;v&&(this.currentTransmuxState=v);var X=u(I,a);if(X&&X.method==="AES-128"){var te=this.getDecrypter();if(z.enableSoftwareAES){var ie=te.softwareDecrypt(I,X.key.buffer,X.iv.buffer);if(!ie)return L.executeEnd=S(),w(E);I=new Uint8Array(ie)}else return this.decryptionPromise=te.webCryptoDecrypt(I,X.key.buffer,X.iv.buffer).then(function(Ae){var Me=p.push(Ae,null,E);return p.decryptionPromise=null,Me}),this.decryptionPromise}var le=v||j,_e=le.contiguous,me=le.discontinuity,he=le.trackSwitch,fe=le.accurateTimeOffset,ce=le.timeOffset,ne=F.audioCodec,q=F.videoCodec,ye=F.defaultInitPts,Fe=F.duration,Be=F.initSegmentData;if((me||he)&&this.resetInitSegment(Be,ne,q,Fe),me&&this.resetInitialTimestamp(ye),_e||this.resetContiguity(),this.needsProbing(I,me,he)){if(B.dataLength){var We=B.flush();I=Object(T.appendUint8Array)(We,I)}this.configureTransmuxer(I,F)}var ze=this.transmux(I,X,ce,fe,E),we=this.currentTransmuxState;return we.contiguous=!0,we.discontinuity=!1,we.trackSwitch=!1,L.executeEnd=S(),ze},f.flush=function(s){var a=this,E=s.transmuxing;E.executeStart=S();var v=this.decrypter,p=this.cache,L=this.currentTransmuxState,I=this.decryptionPromise;if(I)return I.then(function(){return a.flush(s)});var B=[],z=L.timeOffset;if(v){var j=v.flush();j&&B.push(this.push(j,null,s))}var F=p.dataLength;p.reset();var X=this.demuxer,te=this.remuxer;if(!X||!te)return F>=o&&this.observer.emit(W.Events.ERROR,W.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),E.executeEnd=S(),[w(s)];var ie=X.flush(z);return y(ie)?ie.then(function(le){return a.flushRemux(B,le,s),B}):(this.flushRemux(B,ie,s),B)},f.flushRemux=function(s,a,E){var v=a.audioTrack,p=a.avcTrack,L=a.id3Track,I=a.textTrack,B=this.currentTransmuxState,z=B.accurateTimeOffset,j=B.timeOffset;x.logger.log("[transmuxer.ts]: Flushed fragment "+E.sn+(E.part>-1?" p: "+E.part:"")+" of level "+E.level);var F=this.remuxer.remux(v,p,L,I,j,z,!0,this.id);s.push({remuxResult:F,chunkMeta:E}),E.transmuxing.executeEnd=S()},f.resetInitialTimestamp=function(s){var a=this.demuxer,E=this.remuxer;if(!a||!E)return;a.resetTimeStamp(s),E.resetTimeStamp(s)},f.resetContiguity=function(){var s=this.demuxer,a=this.remuxer;if(!s||!a)return;s.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(s,a,E,v){var p=this.demuxer,L=this.remuxer;if(!p||!L)return;p.resetInitSegment(a,E,v),L.resetInitSegment(s,a,E)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(s,a,E,v,p){var L;return a&&a.method==="SAMPLE-AES"?L=this.transmuxSampleAes(s,a,E,v,p):L=this.transmuxUnencrypted(s,E,v,p),L},f.transmuxUnencrypted=function(s,a,E,v){var p=this.demuxer.demux(s,a,!1,!this.config.progressive),L=p.audioTrack,I=p.avcTrack,B=p.id3Track,z=p.textTrack,j=this.remuxer.remux(L,I,B,z,a,E,!1,this.id);return{remuxResult:j,chunkMeta:v}},f.transmuxSampleAes=function(s,a,E,v,p){var L=this;return this.demuxer.demuxSampleAes(s,a,E).then(function(I){var B=L.remuxer.remux(I.audioTrack,I.avcTrack,I.id3Track,I.textTrack,E,v,!1,L.id);return{remuxResult:B,chunkMeta:p}})},f.configureTransmuxer=function(s,a){for(var E=this.config,v=this.observer,p=this.typeSupported,L=this.vendor,I=a.audioCodec,B=a.defaultInitPts,z=a.duration,j=a.initSegmentData,F=a.videoCodec,X,te=0,ie=c.length;te<ie;te++)if(c[te].demux.probe(s)){X=c[te];break}X||(x.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),X={demux:k.default,remux:b.default});var le=this.demuxer,_e=this.remuxer,me=X.remux,he=X.demux;(!_e||!(_e instanceof me))&&(this.remuxer=new me(v,E,p,L)),(!le||!(le instanceof he))&&(this.demuxer=new he(v,E,p),this.probe=he.probe),this.resetInitSegment(j,I,F,z),this.resetInitialTimestamp(B)},f.needsProbing=function(s,a,E){return!this.demuxer||!this.remuxer||a||E},f.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new P.default(this.observer,this.config)),s},_}();function u(_,f){var h=null;return _.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 y(_){return"then"in _&&_.then instanceof Function}var m=function(f,h,s,a,E){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=s,this.duration=a,this.defaultInitPts=E},l=function(f,h,s,a,E){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=s,this.trackSwitch=a,this.timeOffset=E}},"./src/demux/tsdemuxer.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"discardEPB",function(){return w});var W=A("./src/demux/adts.ts"),M=A("./src/demux/mpegaudio.ts"),P=A("./src/demux/exp-golomb.ts"),U=A("./src/demux/id3.ts"),k=A("./src/demux/sample-aes.ts"),R=A("./src/events.ts"),D=A("./src/utils/mp4-tools.ts"),g=A("./src/utils/logger.ts"),b=A("./src/errors.ts"),O={video:1,audio:2,id3:3,text:4},T=function(){function y(l,_,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=l,this.config=_,this.typeSupported=f}y.probe=function(_){var f=y.syncOffset(_);return f<0?!1:(f&&g.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},y.syncOffset=function(_){for(var f=Math.min(1e3,_.length-3*188),h=0;h<f;){if(_[h]===71&&_[h+188]===71&&_[h+2*188]===71)return h;h++}return-1},y.createTrack=function(_,f){return{container:_==="video"||_==="audio"?"video/mp2t":void 0,type:_,id:O[_],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:_==="audio"?f:void 0}};var m=y.prototype;return m.resetInitSegment=function(_,f,h){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=y.createTrack("video",h),this._audioTrack=y.createTrack("audio",h),this._id3Track=y.createTrack("id3",h),this._txtTrack=y.createTrack("text",h),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=_,this.videoCodec=f,this._duration=h},m.resetTimeStamp=function(){},m.resetContiguity=function(){var _=this._audioTrack,f=this._avcTrack,h=this._id3Track;_&&(_.pesData=null),f&&(f.pesData=null),h&&(h.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(_,f,h,s){h===void 0&&(h=!1),s===void 0&&(s=!1),h||(this.sampleAes=null);var a,E=this._avcTrack,v=this._audioTrack,p=this._id3Track,L=E.pid,I=E.pesData,B=v.pid,z=p.pid,j=v.pesData,F=p.pesData,X=!1,te=this.pmtParsed,ie=this._pmtId,le=_.length;if(this.remainderData&&(_=Object(D.appendUint8Array)(this.remainderData,_),le=_.length,this.remainderData=null),le<188&&!s)return this.remainderData=_,{audioTrack:v,avcTrack:E,id3Track:p,textTrack:this._txtTrack};var _e=Math.max(0,y.syncOffset(_));le-=(le+_e)%188,le<_.byteLength&&!s&&(this.remainderData=new Uint8Array(_.buffer,le,_.buffer.byteLength-le));for(var me=_e;me<le;me+=188)if(_[me]===71){var he=!!(_[me+1]&64),fe=((_[me+1]&31)<<8)+_[me+2],ce=(_[me+3]&48)>>4,ne=void 0;if(ce>1){if(ne=me+5+_[me+4],ne===me+188)continue}else ne=me+4;switch(fe){case L:he&&(I&&(a=o(I))&&this.parseAVCPES(a,!1),I={data:[],size:0}),I&&(I.data.push(_.subarray(ne,me+188)),I.size+=me+188-ne);break;case B:he&&(j&&(a=o(j))&&(v.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),j={data:[],size:0}),j&&(j.data.push(_.subarray(ne,me+188)),j.size+=me+188-ne);break;case z:he&&(F&&(a=o(F))&&this.parseID3PES(a),F={data:[],size:0}),F&&(F.data.push(_.subarray(ne,me+188)),F.size+=me+188-ne);break;case 0:he&&(ne+=_[ne]+1),ie=this._pmtId=S(_,ne);break;case ie:{he&&(ne+=_[ne]+1);var q=c(_,ne,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);L=q.avc,L>0&&(E.pid=L),B=q.audio,B>0&&(v.pid=B,v.isAAC=q.isAAC),z=q.id3,z>0&&(p.pid=z),X&&!te&&(g.logger.log("reparse from beginning"),X=!1,me=_e-188),te=this.pmtParsed=!0;break}case 17:case 8191:break;default:X=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:b.ErrorTypes.MEDIA_ERROR,details:b.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});E.pesData=I,v.pesData=j,p.pesData=F;var ye={audioTrack:v,avcTrack:E,id3Track:p,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(ye),ye},m.flush=function(){var _=this.remainderData;this.remainderData=null;var f;return _?f=this.demux(_,-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},m.extractRemainingSamples=function(_){var f=_.audioTrack,h=_.avcTrack,s=_.id3Track,a=h.pesData,E=f.pesData,v=s.pesData,p;a&&(p=o(a))?(this.parseAVCPES(p,!0),h.pesData=null):h.pesData=a,E&&(p=o(E))?(f.isAAC?this.parseAACPES(p):this.parseMPEGPES(p),f.pesData=null):(E!=null&&E.size&&g.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=E),v&&(p=o(v))?(this.parseID3PES(p),s.pesData=null):s.pesData=v},m.demuxSampleAes=function(_,f,h){var s=this.demux(_,h,!0,!this.config.progressive),a=this.sampleAes=new k.default(this.observer,this.config,f);return this.decrypt(s,a)},m.decrypt=function(_,f){return new Promise(function(h){var s=_.audioTrack,a=_.avcTrack;s.samples&&s.isAAC?f.decryptAacSamples(s.samples,0,function(){a.samples?f.decryptAvcSamples(a.samples,0,0,function(){h(_)}):h(_)}):a.samples&&f.decryptAvcSamples(a.samples,0,0,function(){h(_)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(_,f){var h=this,s=this._avcTrack,a=this.parseAVCNALu(_.data),E=!1,v=this.avcSample,p,L=!1;_.data=null,v&&a.length&&!s.audFound&&(d(v,s),v=this.avcSample=x(!1,_.pts,_.dts,"")),a.forEach(function(I){switch(I.type){case 1:{p=!0,v||(v=h.avcSample=x(!0,_.pts,_.dts,"")),E&&(v.debug+="NDR "),v.frame=!0;var B=I.data;if(L&&B.length>4){var z=new P.default(B).readSliceType();(z===2||z===4||z===7||z===9)&&(v.key=!0)}break}case 5:p=!0,v||(v=h.avcSample=x(!0,_.pts,_.dts,"")),E&&(v.debug+="IDR "),v.key=!0,v.frame=!0;break;case 6:{p=!0,E&&v&&(v.debug+="SEI ");var j=new P.default(w(I.data));j.readUByte();for(var F=0,X=0,te=!1,ie=0;!te&&j.bytesAvailable>1;){F=0;do ie=j.readUByte(),F+=ie;while(ie===255);X=0;do ie=j.readUByte(),X+=ie;while(ie===255);if(F===4&&j.bytesAvailable!==0){te=!0;var le=j.readUByte();if(le===181){var _e=j.readUShort();if(_e===49){var me=j.readUInt();if(me===1195456820){var he=j.readUByte();if(he===3){for(var fe=j.readUByte(),ce=j.readUByte(),ne=31&fe,q=[fe,ce],ye=0;ye<ne;ye++)q.push(j.readUByte()),q.push(j.readUByte()),q.push(j.readUByte());u(h._txtTrack.samples,{type:3,pts:_.pts,bytes:q})}}}}}else if(F===5&&j.bytesAvailable!==0){if(te=!0,X>16){for(var Fe=[],Be=0;Be<16;Be++)Fe.push(j.readUByte().toString(16)),(Be===3||Be===5||Be===7||Be===9)&&Fe.push("-");for(var We=X-16,ze=new Uint8Array(We),we=0;we<We;we++)ze[we]=j.readUByte();u(h._txtTrack.samples,{pts:_.pts,payloadType:F,uuid:Fe.join(""),userData:Object(U.utf8ArrayToStr)(ze),userDataBytes:ze})}}else if(X<j.bytesAvailable)for(var Ae=0;Ae<X;Ae++)j.readUByte()}break}case 7:if(p=!0,L=!0,E&&v&&(v.debug+="SPS "),!s.sps){var Me=new P.default(I.data),je=Me.readSPS();s.width=je.width,s.height=je.height,s.pixelRatio=je.pixelRatio,s.sps=[I.data],s.duration=h._duration;for(var Ie=I.data.subarray(1,4),Oe="avc1.",Te=0;Te<3;Te++){var ct=Ie[Te].toString(16);ct.length<2&&(ct="0"+ct),Oe+=ct}s.codec=Oe}break;case 8:p=!0,E&&v&&(v.debug+="PPS "),s.pps||(s.pps=[I.data]);break;case 9:p=!1,s.audFound=!0,v&&d(v,s),v=h.avcSample=x(!1,_.pts,_.dts,E?"AUD ":"");break;case 12:p=!1;break;default:p=!1,v&&(v.debug+="unknown NAL "+I.type+" ");break}if(v&&p){var rt=v.units;rt.push(I)}}),f&&v&&(d(v,s),this.avcSample=null)},m.getLastNalUnit=function(){var _,f=this.avcSample,h;if(!f||f.units.length===0){var s=this._avcTrack.samples;f=s[s.length-1]}if((_=f)!==null&&_!==void 0&&_.units){var a=f.units;h=a[a.length-1]}return h},m.parseAVCNALu=function(_){var f=_.byteLength,h=this._avcTrack,s=h.naluState||0,a=s,E=[],v=0,p,L,I,B=-1,z=0;for(s===-1&&(B=0,z=_[0]&31,s=0,v=1);v<f;){if(p=_[v++],!s){s=p?0:1;continue}if(s===1){s=p?0:2;continue}if(!p)s=3;else if(p===1){if(B>=0){var j={data:_.subarray(B,v-s-1),type:z};E.push(j)}else{var F=this.getLastNalUnit();if(F&&(a&&v<=4-a&&(F.state&&(F.data=F.data.subarray(0,F.data.byteLength-a))),L=v-s-1,L>0)){var X=new Uint8Array(F.data.byteLength+L);X.set(F.data,0),X.set(_.subarray(0,L),F.data.byteLength),F.data=X,F.state=0}}v<f?(I=_[v]&31,B=v,z=I,s=0):s=-1}else s=0}if(B>=0&&s>=0){var te={data:_.subarray(B,f),type:z,state:s};E.push(te)}if(E.length===0){var ie=this.getLastNalUnit();if(ie){var le=new Uint8Array(ie.data.byteLength+_.byteLength);le.set(ie.data,0),le.set(_,ie.data.byteLength),ie.data=le}}return h.naluState=s,E},m.parseAACPES=function(_){var f=0,h=this._audioTrack,s=this.aacOverFlow,a=_.data;if(s){this.aacOverFlow=null;var E=s.sample.unit.byteLength,v=Math.min(s.missing,E),p=E-v;s.sample.unit.set(a.subarray(0,v),p),h.samples.push(s.sample),f=s.missing}var L,I;for(L=f,I=a.length;L<I-1&&!W.isHeader(a,L);L++);if(L!==f){var B,z;if(L<I-1?(B="AAC PES did not start with ADTS header,offset:"+L,z=!1):(B="no ADTS header found in AAC PES",z=!0),g.logger.warn("parsing error:"+B),this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:b.ErrorTypes.MEDIA_ERROR,details:b.ErrorDetails.FRAG_PARSING_ERROR,fatal:z,reason:B}),z)return}W.initTrackConfig(h,this.observer,a,L,this.audioCodec);var j;if(_.pts!==void 0)j=_.pts;else if(s){var F=W.getFrameDuration(h.samplerate);j=s.sample.pts+F}else{g.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var X=0;L<I;)if(W.isHeader(a,L)){if(L+5<I){var te=W.appendFrame(h,a,L,j,X);if(te)if(te.missing)this.aacOverFlow=te;else{L+=te.length,X++;continue}}break}else L++},m.parseMPEGPES=function(_){var f=_.data,h=f.length,s=0,a=0,E=_.pts;if(E===void 0){g.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<h;)if(M.isHeader(f,a)){var v=M.appendFrame(this._audioTrack,f,a,E,s);if(v)a+=v.length,s++;else break}else a++},m.parseID3PES=function(_){if(_.pts===void 0){g.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(_)},y}();T.minProbeByteLength=188;function x(y,m,l,_){return{key:y,frame:!1,pts:m,dts:l,units:[],debug:_,length:0}}function S(y,m){return(y[m+10]&31)<<8|y[m+11]}function c(y,m,l,_){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},h=(y[m+1]&15)<<8|y[m+2],s=m+3+h-4,a=(y[m+10]&15)<<8|y[m+11];for(m+=12+a;m<s;){var E=(y[m+1]&31)<<8|y[m+2];switch(y[m]){case 207:if(!_){g.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=E);break;case 21:f.id3===-1&&(f.id3=E);break;case 219:if(!_){g.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=E);break;case 3:case 4:l?f.audio===-1&&(f.audio=E,f.isAAC=!1):g.logger.log("MPEG audio found, not supported in this browser");break;case 36:g.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((y[m+3]&15)<<8|y[m+4])+5}return f}function o(y){var m=0,l,_,f,h,s,a=y.data;if(!y||y.size===0)return null;for(;a[0].length<19&&a.length>1;){var E=new Uint8Array(a[0].length+a[1].length);E.set(a[0]),E.set(a[1],a[0].length),a[0]=E,a.splice(1,1)}l=a[0];var v=(l[0]<<16)+(l[1]<<8)+l[2];if(v===1){if(_=(l[4]<<8)+l[5],_&&_>y.size-6)return null;var p=l[7];p&192&&(h=(l[9]&14)*536870912+(l[10]&255)*4194304+(l[11]&254)*16384+(l[12]&255)*128+(l[13]&254)/2,p&64?(s=(l[14]&14)*536870912+(l[15]&255)*4194304+(l[16]&254)*16384+(l[17]&255)*128+(l[18]&254)/2,h-s>60*9e4&&(g.logger.warn(Math.round((h-s)/9e4)+"s delta between PTS and DTS, align them"),h=s)):s=h),f=l[8];var L=f+9;if(y.size<=L)return null;y.size-=L;for(var I=new Uint8Array(y.size),B=0,z=a.length;B<z;B++){l=a[B];var j=l.byteLength;if(L)if(L>j){L-=j;continue}else l=l.subarray(L),j-=L,L=0;I.set(l,m),m+=j}return _&&(_-=f+3),{data:I,pts:h,dts:s,len:_}}return null}function d(y,m){if(y.units.length&&y.frame){if(y.pts===void 0){var l=m.samples,_=l.length;if(_){var 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S({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:u,part:w,networkDetails:B}))}})})},o.updateStatsFromPart=function(u,w){var y=u.stats,m=w.stats,l=m.total;if(y.loaded+=m.loaded,l){var _=Math.round(u.duration/w.duration),f=Math.min(Math.round(y.loaded/l),_),h=_-f,s=h*Math.round(y.loaded/f);y.total=y.loaded+s}else y.total=Math.max(y.loaded,y.total);var a=y.loading,E=m.loading;a.start?a.first+=E.first-E.start:(a.start=E.start,a.first=E.first),a.end=E.end},o.resetLoader=function(u,w){u.loader=null,this.loader===w&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),w.destroy()},c}();function x(c,o){o===void 0&&(o=null);var d=o||c,u={frag:c,part:o,responseType:"arraybuffer",url:d.url,headers:{},rangeStart:0,rangeEnd:0},w=d.byteRangeStartOffset,y=d.byteRangeEndOffset;return Object(W.isFiniteNumber)(w)&&Object(W.isFiniteNumber)(y)&&(u.rangeStart=w,u.rangeEnd=y),u}var S=function(c){P(o,c);function o(d){for(var u,w=arguments.length,y=new Array(w>1?w-1:0),m=1;m<w;m++)y[m-1]=arguments[m];return u=c.call.apply(c,[this].concat(y))||this,u.data=void 0,u.data=d,u}return o}(U(Error))},"./src/loader/fragment.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"ElementaryStreamTypes",function(){return T}),A.d(K,"BaseSegment",function(){return x}),A.d(K,"Fragment",function(){return S}),A.d(K,"Part",function(){return c});var W=A("./src/polyfills/number.ts"),M=A("./node_modules/url-toolkit/src/url-toolkit.js"),P=A.n(M),U=A("./src/utils/logger.ts"),k=A("./src/loader/level-key.ts"),R=A("./src/loader/load-stats.ts");function D(o,d){o.prototype=Object.create(d.prototype),o.prototype.constructor=o,g(o,d)}function g(o,d){return g=Object.setPrototypeOf||function(w,y){return w.__proto__=y,w},g(o,d)}function b(o,d){for(var u=0;u<d.length;u++){var w=d[u];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,d,u){return d&&b(o.prototype,d),u&&b(o,u),o}var T;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(T||(T={}));var x=function(){function o(u){var w;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(w={},w[T.AUDIO]=null,w[T.VIDEO]=null,w[T.AUDIOVIDEO]=null,w),this.baseurl=u}var d=o.prototype;return d.setByteRange=function(w,y){var m=w.split("@",2),l=[];m.length===1?l[0]=y?y.byteRangeEndOffset:0:l[0]=parseInt(m[1]),l[1]=parseInt(m[0])+l[0],this._byteRange=l},O(o,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(M.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(w){this._url=w}}]),o}(),S=function(o){D(d,o);function d(w,y){var m;return m=o.call(this,y)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkey=void 0,m.type=void 0,m.loader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new R.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.type=w,m}var u=d.prototype;return u.createInitializationVector=function(y){for(var m=new Uint8Array(16),l=12;l<16;l++)m[l]=y>>8*(15-l)&255;return m},u.setDecryptDataFromLevelKey=function(y,m){var l=y;return(y==null?void 0:y.method)==="AES-128"&&y.uri&&!y.iv&&(l=k.LevelKey.fromURI(y.uri),l.method=y.method,l.iv=this.createInitializationVector(m),l.keyFormat="identity"),l},u.setElementaryStreamInfo=function(y,m,l,_,f,h){h===void 0&&(h=!1);var s=this.elementaryStreams,a=s[y];if(!a){s[y]={startPTS:m,endPTS:l,startDTS:_,endDTS:f,partial:h};return}a.startPTS=Math.min(a.startPTS,m),a.endPTS=Math.max(a.endPTS,l),a.startDTS=Math.min(a.startDTS,_),a.endDTS=Math.max(a.endDTS,f)},u.clearElementaryStreamInfo=function(){var y=this.elementaryStreams;y[T.AUDIO]=null,y[T.VIDEO]=null,y[T.AUDIOVIDEO]=null},O(d,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var y=this.sn;typeof y!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&U.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),y=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,y)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(W.isFiniteNumber)(this.programDateTime))return null;var y=Object(W.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+y*1e3}},{key:"encrypted",get:function(){var y;return!!((y=this.decryptdata)!==null&&y!==void 0&&y.keyFormat&&this.decryptdata.uri)}}]),d}(x),c=function(o){D(d,o);function d(u,w,y,m,l){var _;_=o.call(this,y)||this,_.fragOffset=0,_.duration=0,_.gap=!1,_.independent=!1,_.relurl=void 0,_.fragment=void 0,_.index=void 0,_.stats=new R.LoadStats,_.duration=u.decimalFloatingPoint("DURATION"),_.gap=u.bool("GAP"),_.independent=u.bool("INDEPENDENT"),_.relurl=u.enumeratedString("URI"),_.fragment=w,_.index=m;var f=u.enumeratedString("BYTERANGE");return f&&_.setByteRange(f,l),l&&(_.fragOffset=l.fragOffset+l.duration),_}return O(d,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var w=this.elementaryStreams;return!!(w.audio||w.video||w.audiovideo)}}]),d}(x)},"./src/loader/key-loader.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return U});var W=A("./src/events.ts"),M=A("./src/errors.ts"),P=A("./src/utils/logger.ts"),U=function(){function k(D){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=D,this._registerListeners()}var R=k.prototype;return R._registerListeners=function(){this.hls.on(W.Events.KEY_LOADING,this.onKeyLoading,this)},R._unregisterListeners=function(){this.hls.off(W.Events.KEY_LOADING,this.onKeyLoading)},R.destroy=function(){this._unregisterListeners();for(var g in this.loaders){var b=this.loaders[g];b&&b.destroy()}this.loaders={}},R.onKeyLoading=function(g,b){var O=b.frag,T=O.type,x=this.loaders[T];if(!O.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var S=O.decryptdata.uri;if(S!==this.decrypturl||this.decryptkey===null){var c=this.hls.config;if(x&&(P.logger.warn("abort previous key loader for type:"+T),x.abort()),!S){P.logger.warn("key uri is falsy");return}var o=c.loader,d=O.loader=this.loaders[T]=new o(c);this.decrypturl=S,this.decryptkey=null;var u={url:S,frag:O,responseType:"arraybuffer"},w={timeout:c.fragLoadingTimeOut,maxRetry:0,retryDelay:c.fragLoadingRetryDelay,maxRetryDelay:c.fragLoadingMaxRetryTimeout,highWaterMark:0},y={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(u,w,y)}else this.decryptkey&&(O.decryptdata.key=this.decryptkey,this.hls.trigger(W.Events.KEY_LOADED,{frag:O}))},R.loadsuccess=function(g,b,O){var T=O.frag;if(!T.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=T.decryptdata.key=new Uint8Array(g.data),T.loader=null,delete this.loaders[T.type],this.hls.trigger(W.Events.KEY_LOADED,{frag:T})},R.loaderror=function(g,b){var O=b.frag,T=O.loader;T&&T.abort(),delete this.loaders[O.type],this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:O,response:g})},R.loadtimeout=function(g,b){var O=b.frag,T=O.loader;T&&T.abort(),delete this.loaders[O.type],this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:O})},k}()},"./src/loader/level-details.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"LevelDetails",function(){return k});var W=A("./src/polyfills/number.ts");function M(R,D){for(var g=0;g<D.length;g++){var b=D[g];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(R,b.key,b)}}function P(R,D,g){return D&&M(R.prototype,D),g&&M(R,g),R}var U=10,k=function(){function R(g){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=g}var D=R.prototype;return D.reloaded=function(b){if(!b){this.advanced=!0,this.updated=!0;return}var O=this.lastPartSn-b.lastPartSn,T=this.lastPartIndex-b.lastPartIndex;this.updated=this.endSN!==b.endSN||!!T||!!O,this.advanced=this.endSN>b.endSN||O>0||O===0&&T>0,this.updated||this.advanced?this.misses=Math.floor(b.misses*.6):this.misses=b.misses+1,this.availabilityDelay=b.availabilityDelay},P(R,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(W.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||U}},{key:"drift",get:function(){var b=this.driftEndTime-this.driftStartTime;if(b>0){var O=this.driftEnd-this.driftStart;return O*1e3/b}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var b;return(b=this.partList)!==null&&b!==void 0&&b.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var b;return(b=this.fragments)!==null&&b!==void 0&&b.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var b;return(b=this.partList)!==null&&b!==void 0&&b.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var b;return(b=this.partList)!==null&&b!==void 0&&b.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),R}()},"./src/loader/level-key.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"LevelKey",function(){return k});var W=A("./node_modules/url-toolkit/src/url-toolkit.js"),M=A.n(W);function P(R,D){for(var g=0;g<D.length;g++){var b=D[g];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(R,b.key,b)}}function U(R,D,g){return D&&P(R.prototype,D),g&&P(R,g),R}var k=function(){R.fromURL=function(g,b){return new R(g,b)},R.fromURI=function(g){return new R(g)};function R(D,g){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,g?this._uri=Object(W.buildAbsoluteURL)(D,g,{alwaysNormalize:!0}):this._uri=D}return U(R,[{key:"uri",get:function(){return this._uri}}]),R}()},"./src/loader/load-stats.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"LoadStats",function(){return W});var W=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return d});var W=A("./src/polyfills/number.ts"),M=A("./node_modules/url-toolkit/src/url-toolkit.js"),P=A.n(M),U=A("./src/loader/fragment.ts"),k=A("./src/loader/level-details.ts"),R=A("./src/loader/level-key.ts"),D=A("./src/utils/attr-list.ts"),g=A("./src/utils/logger.ts"),b=A("./src/utils/codecs.ts"),O=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,T=/#EXT-X-MEDIA:(.*)/g,x=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),S=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: 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s=[],a={},E=!1;O.lastIndex=0;for(var v;(v=O.exec(f))!=null;)if(v[1]){var p=new D.AttrList(v[1]),L={attrs:p,bitrate:p.decimalInteger("AVERAGE-BANDWIDTH")||p.decimalInteger("BANDWIDTH"),name:p.NAME,url:l.resolve(v[2],h)},I=p.decimalResolution("RESOLUTION");I&&(L.width=I.width,L.height=I.height),u((p.CODECS||"").split(/[ ,]+/).filter(function(z){return z}),L),L.videoCodec&&L.videoCodec.indexOf("avc1")!==-1&&(L.videoCodec=l.convertAVC1ToAVCOTI(L.videoCodec)),s.push(L)}else if(v[3]){var B=new D.AttrList(v[3]);B["DATA-ID"]&&(E=!0,a[B["DATA-ID"]]=B)}return{levels:s,sessionData:E?a:null}},l.parseMasterPlaylistMedia=function(f,h,s,a){a===void 0&&(a=[]);var E,v=[],p=0;for(T.lastIndex=0;(E=T.exec(f))!==null;){var L=new D.AttrList(E[1]);if(L.TYPE===s){var I={attrs:L,bitrate:0,id:p++,groupId:L["GROUP-ID"],instreamId:L["INSTREAM-ID"],name:L.NAME||L.LANGUAGE||"",type:s,default:L.bool("DEFAULT"),autoselect:L.bool("AUTOSELECT"),forced:L.bool("FORCED"),lang:L.LANGUAGE,url:L.URI?l.resolve(L.URI,h):""};if(a.length){var B=l.findGroup(a,I.groupId)||a[0];w(I,B,"audioCodec"),w(I,B,"textCodec")}v.push(I)}}return v},l.parseLevelPlaylist=function(f,h,s,a,E){var v=new k.LevelDetails(h),p=v.fragments,L=null,I=0,B=0,z=0,j=0,F=null,X=new U.Fragment(a,h),te,ie,le,_e=-1,me=!1;for(x.lastIndex=0,v.m3u8=f;(te=x.exec(f))!==null;){me&&(me=!1,X=new U.Fragment(a,h),X.start=z,X.sn=I,X.cc=j,X.level=s,L&&(X.initSegment=L,X.rawProgramDateTime=L.rawProgramDateTime));var he=te[1];if(he){X.duration=parseFloat(he);var fe=(" "+te[2]).slice(1);X.title=fe||null,X.tagList.push(fe?["INF",he,fe]:["INF",he])}else if(te[3])Object(W.isFiniteNumber)(X.duration)&&(X.start=z,le&&(X.levelkey=le),X.sn=I,X.level=s,X.cc=j,X.urlId=E,p.push(X),X.relurl=(" "+te[3]).slice(1),m(X,F),F=X,z+=X.duration,I++,B=0,me=!0);else if(te[4]){var ce=(" "+te[4]).slice(1);F?X.setByteRange(ce,F):X.setByteRange(ce)}else if(te[5])X.rawProgramDateTime=(" "+te[5]).slice(1),X.tagList.push(["PROGRAM-DATE-TIME",X.rawProgramDateTime]),_e===-1&&(_e=p.length);else{if(te=te[0].match(S),!te){g.logger.warn("No matches on slow regex match for level playlist!");continue}for(ie=1;ie<te.length&&!(typeof te[ie]!="undefined");ie++);var ne=(" "+te[ie]).slice(1),q=(" "+te[ie+1]).slice(1),ye=te[ie+2]?(" "+te[ie+2]).slice(1):"";switch(ne){case"PLAYLIST-TYPE":v.type=q.toUpperCase();break;case"MEDIA-SEQUENCE":I=v.startSN=parseInt(q);break;case"SKIP":{var Fe=new D.AttrList(q),Be=Fe.decimalInteger("SKIPPED-SEGMENTS");if(Object(W.isFiniteNumber)(Be)){v.skippedSegments=Be;for(var We=Be;We--;)p.unshift(null);I+=Be}var ze=Fe.enumeratedString("RECENTLY-REMOVED-DATERANGES");ze&&(v.recentlyRemovedDateranges=ze.split("	"));break}case"TARGETDURATION":v.targetduration=parseFloat(q);break;case"VERSION":v.version=parseInt(q);break;case"EXTM3U":break;case"ENDLIST":v.live=!1;break;case"#":(q||ye)&&X.tagList.push(ye?[q,ye]:[q]);break;case"DIS":j++;case"GAP":X.tagList.push([ne]);break;case"BITRATE":X.tagList.push([ne,q]);break;case"DISCONTINUITY-SEQ":j=parseInt(q);break;case"KEY":{var we,Ae=new D.AttrList(q),Me=Ae.enumeratedString("METHOD"),je=Ae.URI,Ie=Ae.hexadecimalInteger("IV"),Oe=Ae.enumeratedString("KEYFORMATVERSIONS"),Te=Ae.enumeratedString("KEYID"),ct=(we=Ae.enumeratedString("KEYFORMAT"))!=null?we:"identity",rt=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(rt.indexOf(ct)>-1){g.logger.warn("Keyformat "+ct+" is not supported from the manifest");continue}else if(ct!=="identity")continue;Me&&(le=R.LevelKey.fromURL(h,je),je&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Me)>=0&&(le.method=Me,le.keyFormat=ct,Te&&(le.keyID=Te),Oe&&(le.keyFormatVersions=Oe),le.iv=Ie));break}case"START":{var Ye=new D.AttrList(q),Ge=Ye.decimalFloatingPoint("TIME-OFFSET");Object(W.isFiniteNumber)(Ge)&&(v.startTimeOffset=Ge);break}case"MAP":{var ot=new D.AttrList(q);X.relurl=ot.URI,ot.BYTERANGE&&X.setByteRange(ot.BYTERANGE),X.level=s,X.sn="initSegment",le&&(X.levelkey=le),X.initSegment=null,L=X,me=!0;break}case"SERVER-CONTROL":{var nt=new D.AttrList(q);v.canBlockReload=nt.bool("CAN-BLOCK-RELOAD"),v.canSkipUntil=nt.optionalFloat("CAN-SKIP-UNTIL",0),v.canSkipDateRanges=v.canSkipUntil>0&&nt.bool("CAN-SKIP-DATERANGES"),v.partHoldBack=nt.optionalFloat("PART-HOLD-BACK",0),v.holdBack=nt.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var et=new D.AttrList(q);v.partTarget=et.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ee=v.partList;Ee||(Ee=v.partList=[]);var it=B>0?Ee[Ee.length-1]:void 0,Ze=B++,be=new U.Part(new D.AttrList(q),X,h,Ze,it);Ee.push(be),X.duration+=be.duration;break}case"PRELOAD-HINT":{var De=new D.AttrList(q);v.preloadHint=De;break}case"RENDITION-REPORT":{var ue=new D.AttrList(q);v.renditionReports=v.renditionReports||[],v.renditionReports.push(ue);break}default:g.logger.warn("line parsed but not handled: "+te);break}}}F&&!F.relurl?(p.pop(),z-=F.duration,v.partList&&(v.fragmentHint=F)):v.partList&&(m(X,F),X.cc=j,v.fragmentHint=X);var ae=p.length,se=p[0],Y=p[ae-1];if(z+=v.skippedSegments*v.targetduration,z>0&&ae&&Y){v.averagetargetduration=z/ae;var Q=Y.sn;v.endSN=Q!=="initSegment"?Q:0,se&&(v.startCC=se.cc,se.initSegment||v.fragments.every(function(J){return J.relurl&&o(J.relurl)})&&(g.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),X=new U.Fragment(a,h),X.relurl=Y.relurl,X.level=s,X.sn="initSegment",se.initSegment=X,v.needSidxRanges=!0))}else v.endSN=0,v.startCC=0;return v.fragmentHint&&(z+=v.fragmentHint.duration),v.totalduration=z,v.endCC=j,_e>0&&y(p,_e),v},l}();function u(l,_){["video","audio","text"].forEach(function(f){var h=l.filter(function(a){return Object(b.isCodecType)(a,f)});if(h.length){var s=h.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});_[f+"Codec"]=s.length>0?s[0]:h[0],l=l.filter(function(a){return h.indexOf(a)===-1})}}),_.unknownCodecs=l}function w(l,_,f){var h=_[f];h&&(l[f]=h)}function y(l,_){for(var f=l[_],h=_;h--;){var s=l[h];if(!s)return;s.programDateTime=f.programDateTime-s.duration*1e3,f=s}}function 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S=x.prototype;return S.registerListeners=function(){var o=this.hls;o.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(M.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(M.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(M.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},S.unregisterListeners=function(){var o=this.hls;o.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(M.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(M.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(M.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},S.createInternalLoader=function(o){var d=this.hls.config,u=d.pLoader,w=d.loader,y=u||w,m=new y(d);return o.loader=m,this.loaders[o.type]=m,m},S.getInternalLoader=function(o){return this.loaders[o.type]},S.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},S.destroyInternalLoaders=function(){for(var o in this.loaders){var d=this.loaders[o];d&&d.destroy(),this.resetInternalLoader(o)}},S.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},S.onManifestLoading=function(o,d){var u=d.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:D.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},S.onLevelLoading=function(o,d){var u=d.id,w=d.level,y=d.url,m=d.deliveryDirectives;this.load({id:u,groupId:null,level:w,responseType:"text",type:D.PlaylistContextType.LEVEL,url:y,deliveryDirectives:m})},S.onAudioTrackLoading=function(o,d){var u=d.id,w=d.groupId,y=d.url,m=d.deliveryDirectives;this.load({id:u,groupId:w,level:null,responseType:"text",type:D.PlaylistContextType.AUDIO_TRACK,url:y,deliveryDirectives:m})},S.onSubtitleTrackLoading=function(o,d){var u=d.id,w=d.groupId,y=d.url,m=d.deliveryDirectives;this.load({id:u,groupId:w,level:null,responseType:"text",type:D.PlaylistContextType.SUBTITLE_TRACK,url:y,deliveryDirectives:m})},S.load=function(o){var d,u=this.hls.config,w=this.getInternalLoader(o);if(w){var y=w.context;if(y&&y.url===o.url){U.logger.trace("[playlist-loader]: playlist request ongoing");return}U.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),w.abort()}var m,l,_,f;switch(o.type){case D.PlaylistContextType.MANIFEST:m=u.manifestLoadingMaxRetry,l=u.manifestLoadingTimeOut,_=u.manifestLoadingRetryDelay,f=u.manifestLoadingMaxRetryTimeout;break;case D.PlaylistContextType.LEVEL:case D.PlaylistContextType.AUDIO_TRACK:case D.PlaylistContextType.SUBTITLE_TRACK:m=0,l=u.levelLoadingTimeOut;break;default:m=u.levelLoadingMaxRetry,l=u.levelLoadingTimeOut,_=u.levelLoadingRetryDelay,f=u.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(d=o.deliveryDirectives)!==null&&d!==void 0&&d.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 s=h.partTarget,a=h.targetduration;s&&a&&(l=Math.min(Math.max(s*3,a*.8)*1e3,l))}}var E={timeout:l,maxRetry:m,retryDelay:_,maxRetryDelay:f,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,E,v)},S.loadsuccess=function(o,d,u,w){if(w===void 0&&(w=null),u.isSidxRequest){this.handleSidxRequest(o,u),this.handlePlaylistLoaded(o,d,u,w);return}this.resetInternalLoader(u.type);var y=o.data;if(y.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,u,"no EXTM3U 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L=E.some(function(I){return!I.url});!L&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(U.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),E.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new g.AttrList({}),bitrate:0,url:""}))}y.trigger(M.Events.MANIFEST_LOADED,{levels:f,audioTracks:E,subtitles:v,captions:p,url:l,stats:d,networkDetails:w,sessionData:h})},S.handleTrackOrLevelPlaylist=function(o,d,u,w){var y=this.hls,m=u.id,l=u.level,_=u.type,f=O(o,u),h=Object(W.isFiniteNumber)(m)?m:0,s=Object(W.isFiniteNumber)(l)?l:h,a=b(u),E=R.default.parseLevelPlaylist(o.data,f,s,a,h);if(!E.fragments.length){y.trigger(M.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof u.level=="number"?u.level:void 0});return}if(_===D.PlaylistContextType.MANIFEST){var v={attrs:new g.AttrList({}),bitrate:0,details:E,name:"",url:f};y.trigger(M.Events.MANIFEST_LOADED,{levels:[v],audioTracks:[],url:f,stats:d,networkDetails:w,sessionData:null})}if(d.parsing.end=performance.now(),E.needSidxRanges){var p,L=(p=E.fragments[0].initSegment)===null||p===void 0?void 0:p.url;this.load({url:L,isSidxRequest:!0,type:_,level:l,levelDetails:E,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}u.levelDetails=E,this.handlePlaylistLoaded(o,d,u,w)},S.handleSidxRequest=function(o,d){var u=Object(k.parseSegmentIndex)(new Uint8Array(o.data));if(!u)return;var w=u.references,y=d.levelDetails;w.forEach(function(m,l){var _=m.info,f=y.fragments[l];f.byteRange.length===0&&f.setByteRange(String(1+_.end-_.start)+"@"+String(_.start)),f.initSegment&&f.initSegment.setByteRange(String(u.moovEndOffset)+"@0")})},S.handleManifestParsingError=function(o,d,u,w){this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:d.type===D.PlaylistContextType.MANIFEST,url:o.url,reason:u,response:o,context:d,networkDetails:w})},S.handleNetworkError=function(o,d,u,w){u===void 0&&(u=!1),U.logger.warn("[playlist-loader]: A network "+(u?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var y=P.ErrorDetails.UNKNOWN,m=!1,l=this.getInternalLoader(o);switch(o.type){case D.PlaylistContextType.MANIFEST:y=u?P.ErrorDetails.MANIFEST_LOAD_TIMEOUT:P.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case D.PlaylistContextType.LEVEL:y=u?P.ErrorDetails.LEVEL_LOAD_TIMEOUT:P.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case 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D.PlaylistContextType.LEVEL:this.hls.trigger(M.Events.LEVEL_LOADED,{details:h,level:m||0,id:l||0,stats:d,networkDetails:w,deliveryDirectives:s});break;case D.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(M.Events.AUDIO_TRACK_LOADED,{details:h,id:l||0,groupId:_||"",stats:d,networkDetails:w,deliveryDirectives:s});break;case D.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(M.Events.SUBTITLE_TRACK_LOADED,{details:h,id:l||0,groupId:_||"",stats:d,networkDetails:w,deliveryDirectives:s});break}},x}();K.default=T},"./src/polyfills/number.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"isFiniteNumber",function(){return W}),A.d(K,"MAX_SAFE_INTEGER",function(){return M});var W=Number.isFinite||function(P){return typeof P=="number"&&isFinite(P)},M=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(Z,K,A){"use strict";A.r(K);var W=function(){function M(){}return M.getSilentFrame=function(U,k){switch(U){case"mp4a.40.2":if(k===1)return new 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Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},M}();K.default=W},"./src/remux/mp4-generator.ts":function(Z,K,A){"use strict";A.r(K);var W=Math.pow(2,32)-1,M=function(){function P(){}return P.init=function(){P.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var k;for(k in P.types)P.types.hasOwnProperty(k)&&(P.types[k]=[k.charCodeAt(0),k.charCodeAt(1),k.charCodeAt(2),k.charCodeAt(3)]);var R=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),D=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);P.HDLR_TYPES={video:R,audio:D};var g=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),b=new Uint8Array([0,0,0,0,0,0,0,0]);P.STTS=P.STSC=P.STCO=b,P.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),P.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),P.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),P.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var O=new Uint8Array([105,115,111,109]),T=new Uint8Array([97,118,99,49]),x=new Uint8Array([0,0,0,1]);P.FTYP=P.box(P.types.ftyp,O,x,O,T),P.DINF=P.box(P.types.dinf,P.box(P.types.dref,g))},P.box=function(k){for(var R=8,D=arguments.length,g=new Array(D>1?D-1:0),b=1;b<D;b++)g[b-1]=arguments[b];for(var O=g.length,T=O;O--;)R+=g[O].byteLength;var x=new Uint8Array(R);for(x[0]=R>>24&255,x[1]=R>>16&255,x[2]=R>>8&255,x[3]=R&255,x.set(k,4),O=0,R=8;O<T;O++)x.set(g[O],R),R+=g[O].byteLength;return x},P.hdlr=function(k){return P.box(P.types.hdlr,P.HDLR_TYPES[k])},P.mdat=function(k){return P.box(P.types.mdat,k)},P.mdhd=function(k,R){R*=k;var D=Math.floor(R/(W+1)),g=Math.floor(R%(W+1));return P.box(P.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,D>>24,D>>16&255,D>>8&255,D&255,g>>24,g>>16&255,g>>8&255,g&255,85,196,0,0]))},P.mdia=function(k){return P.box(P.types.mdia,P.mdhd(k.timescale,k.duration),P.hdlr(k.type),P.minf(k))},P.mfhd=function(k){return P.box(P.types.mfhd,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255]))},P.minf=function(k){return k.type==="audio"?P.box(P.types.minf,P.box(P.types.smhd,P.SMHD),P.DINF,P.stbl(k)):P.box(P.types.minf,P.box(P.types.vmhd,P.VMHD),P.DINF,P.stbl(k))},P.moof=function(k,R,D){return P.box(P.types.moof,P.mfhd(k),P.traf(D,R))},P.moov=function(k){for(var R=k.length,D=[];R--;)D[R]=P.trak(k[R]);return P.box.apply(null,[P.types.moov,P.mvhd(k[0].timescale,k[0].duration)].concat(D).concat(P.mvex(k)))},P.mvex=function(k){for(var R=k.length,D=[];R--;)D[R]=P.trex(k[R]);return P.box.apply(null,[P.types.mvex].concat(D))},P.mvhd=function(k,R){R*=k;var D=Math.floor(R/(W+1)),g=Math.floor(R%(W+1)),b=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,D>>24,D>>16&255,D>>8&255,D&255,g>>24,g>>16&255,g>>8&255,g&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return P.box(P.types.mvhd,b)},P.sdtp=function(k){var R=k.samples||[],D=new Uint8Array(4+R.length),g,b;for(g=0;g<R.length;g++)b=R[g].flags,D[g+4]=b.dependsOn<<4|b.isDependedOn<<2|b.hasRedundancy;return P.box(P.types.sdtp,D)},P.stbl=function(k){return P.box(P.types.stbl,P.stsd(k),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(k){var R=[],D=[],g,b,O;for(g=0;g<k.sps.length;g++)b=k.sps[g],O=b.byteLength,R.push(O>>>8&255),R.push(O&255),R=R.concat(Array.prototype.slice.call(b));for(g=0;g<k.pps.length;g++)b=k.pps[g],O=b.byteLength,D.push(O>>>8&255),D.push(O&255),D=D.concat(Array.prototype.slice.call(b));var T=P.box(P.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|k.sps.length].concat(R).concat([k.pps.length]).concat(D))),x=k.width,S=k.height,c=k.pixelRatio[0],o=k.pixelRatio[1];return P.box(P.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,x>>8&255,x&255,S>>8&255,S&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]),T,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,c&255,o>>24,o>>16&255,o>>8&255,o&255])))},P.esds=function(k){var R=k.config.length;return new Uint8Array([0,0,0,0,3,23+R,0,1,0,4,15+R,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([R]).concat(k.config).concat([6,1,2]))},P.mp4a=function(k){var R=k.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,k.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),P.box(P.types.esds,P.esds(k)))},P.mp3=function(k){var R=k.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,k.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},P.stsd=function(k){return k.type==="audio"?!k.isAAC&&k.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(k)):P.box(P.types.stsd,P.STSD,P.mp4a(k)):P.box(P.types.stsd,P.STSD,P.avc1(k))},P.tkhd=function(k){var R=k.id,D=k.duration*k.timescale,g=k.width,b=k.height,O=Math.floor(D/(W+1)),T=Math.floor(D%(W+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,T>>24,T>>16&255,T>>8&255,T&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,g>>8&255,g&255,0,0,b>>8&255,b&255,0,0]))},P.traf=function(k,R){var D=P.sdtp(k),g=k.id,b=Math.floor(R/(W+1)),O=Math.floor(R%(W+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,g>>24,g>>16&255,g>>8&255,g&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,b>>24,b>>16&255,b>>8&255,b&255,O>>24,O>>16&255,O>>8&255,O&255])),P.trun(k,D.length+16+20+8+16+8+8),D)},P.trak=function(k){return k.duration=k.duration||4294967295,P.box(P.types.trak,P.tkhd(k),P.mdia(k))},P.trex=function(k){var R=k.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(k,R){var D=k.samples||[],g=D.length,b=12+16*g,O=new Uint8Array(b),T,x,S,c,o,d;for(R+=8+b,O.set([0,0,15,1,g>>>24&255,g>>>16&255,g>>>8&255,g&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),T=0;T<g;T++)x=D[T],S=x.duration,c=x.size,o=x.flags,d=x.cts,O.set([S>>>24&255,S>>>16&255,S>>>8&255,S&255,c>>>24&255,c>>>16&255,c>>>8&255,c&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,d>>>24&255,d>>>16&255,d>>>8&255,d&255],12+16*T);return P.box(P.types.trun,O)},P.initSegment=function(k){P.types||P.init();var R=P.moov(k),D=new Uint8Array(P.FTYP.byteLength+R.byteLength);return D.set(P.FTYP),D.set(R,P.FTYP.byteLength),D},P}();M.types=void 0,M.HDLR_TYPES=void 0,M.STTS=void 0,M.STSC=void 0,M.STCO=void 0,M.STSZ=void 0,M.VMHD=void 0,M.SMHD=void 0,M.STSD=void 0,M.FTYP=void 0,M.DINF=void 0,K.default=M},"./src/remux/mp4-remuxer.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"default",function(){return d}),A.d(K,"normalizePts",function(){return u});var W=A("./src/polyfills/number.ts"),M=A("./src/remux/aac-helper.ts"),P=A("./src/remux/mp4-generator.ts"),U=A("./src/events.ts"),k=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),D=A("./src/types/loader.ts"),g=A("./src/utils/timescale-conversion.ts");function b(){return b=Object.assign||function(l){for(var _=1;_<arguments.length;_++){var f=arguments[_];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(l[h]=f[h])}return l},b.apply(this,arguments)}var O=10*1e3,T=1024,x=1152,S=null,c=null,o=!1,d=function(){function l(f,h,s,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=s,this.ISGenerated=!1,S===null){var E=navigator.userAgent||"",v=E.match(/Chrome\/(\d+)/i);S=v?parseInt(v[1]):0}if(c===null){var p=navigator.userAgent.match(/Safari\/(\d+)/i);c=p?parseInt(p[1]):0}o=!!S&&S<75||!!c&&c<600}var _=l.prototype;return _.destroy=function(){},_.resetTimeStamp=function(h){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=h},_.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},_.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},_.getVideoStartPts=function(h){var s=!1,a=h.reduce(function(E,v){var p=v.pts-E;return p<-4294967296?(s=!0,u(E,v.pts)):p>0?E:v.pts},h[0].pts);return s&&R.logger.debug("PTS rollover detected"),a},_.remux=function(h,s,a,E,v,p,L,I){var B,z,j,F,X,te,ie=v,le=v,_e=h.pid>-1,me=s.pid>-1,he=s.samples.length,fe=h.samples.length>0,ce=he>1,ne=(!_e||fe)&&(!me||ce)||this.ISGenerated||L;if(ne){this.ISGenerated||(j=this.generateIS(h,s,v));var q=this.isVideoContiguous,ye=-1;if(ce&&(ye=w(s.samples),!q&&this.config.forceKeyFrameOnDiscontinuity))if(te=!0,ye>0){R.logger.warn("[mp4-remuxer]: Dropped "+ye+" out of "+he+" video samples due to a missing keyframe");var Fe=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(ye),s.dropped+=ye,le+=(s.samples[0].pts-Fe)/(s.timescale||9e4)}else ye===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+he+" video samples"),te=!1);if(this.ISGenerated){if(fe&&ce){var Be=this.getVideoStartPts(s.samples),We=u(h.samples[0].pts,Be)-Be,ze=We/s.inputTimeScale;ie+=Math.max(0,ze),le+=Math.max(0,-ze)}if(fe){if(h.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),j=this.generateIS(h,s,v)),z=this.remuxAudio(h,ie,this.isAudioContiguous,p,me||ce||I===D.PlaylistLevelType.AUDIO?le:void 0),ce){var we=z?z.endPTS-z.startPTS:0;s.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),j=this.generateIS(h,s,v)),B=this.remuxVideo(s,le,q,we)}}else ce&&(B=this.remuxVideo(s,le,q,0));B&&(B.firstKeyFrame=ye,B.independent=ye!==-1)}}return this.ISGenerated&&(a.samples.length&&(X=this.remuxID3(a,v)),E.samples.length&&(F=this.remuxText(E,v))),{audio:z,video:B,initSegment:j,independent:te,text:F,id3:X}},_.generateIS=function(h,s,a){var E=h.samples,v=s.samples,p=this.typeSupported,L={},I=!Object(W.isFiniteNumber)(this._initPTS),B="audio/mp4",z,j,F;if(I&&(z=j=Infinity),h.config&&E.length&&(h.timescale=h.samplerate,h.isAAC||(p.mpeg?(B="audio/mpeg",h.codec=""):p.mp3&&(h.codec="mp3")),L.audio={id:"audio",container:B,codec:h.codec,initSegment:!h.isAAC&&p.mpeg?new Uint8Array(0):P.default.initSegment([h]),metadata:{channelCount:h.channelCount}},I&&(F=h.inputTimeScale,z=j=E[0].pts-Math.round(F*a))),s.sps&&s.pps&&v.length&&(s.timescale=s.inputTimeScale,L.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:P.default.initSegment([s]),metadata:{width:s.width,height:s.height}},I)){F=s.inputTimeScale;var X=this.getVideoStartPts(v),te=Math.round(F*a);j=Math.min(j,u(v[0].dts,X)-te),z=Math.min(z,X-te)}if(Object.keys(L).length)return this.ISGenerated=!0,I&&(this._initPTS=z,this._initDTS=j),{tracks:L,initPTS:z,timescale:F}},_.remuxVideo=function(h,s,a,E){var v=h.inputTimeScale,p=h.samples,L=[],I=p.length,B=this._initPTS,z=this.nextAvcDts,j=8,F,X,te,ie=Number.POSITIVE_INFINITY,le=Number.NEGATIVE_INFINITY,_e=0,me=!1;if(!a||z===null){var he=s*v,fe=p[0].pts-u(p[0].dts,p[0].pts);z=he-fe}for(var ce=0;ce<I;ce++){var ne=p[ce];if(ne.pts=u(ne.pts-B,z),ne.dts=u(ne.dts-B,z),ne.dts>ne.pts){var q=9e4*.2;_e=Math.max(Math.min(_e,ne.pts-ne.dts),-1*q)}ne.dts<p[ce>0?ce-1:ce].dts&&(me=!0)}me&&p.sort(function(_t,Ue){var Ve=_t.dts-Ue.dts,Tt=_t.pts-Ue.pts;return Ve||Tt}),X=p[0].dts,te=p[p.length-1].dts;var ye=Math.round((te-X)/(I-1));if(_e<0){if(_e<ye*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(g.toMsFromMpegTsClock)(-ye,!0)+" ms");for(var Fe=_e,Be=0;Be<I;Be++)p[Be].dts=Fe=Math.max(Fe,p[Be].pts-ye),p[Be].pts=Math.max(Fe,p[Be].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(g.toMsFromMpegTsClock)(_e,!0)+" ms to overcome this issue");for(var We=0;We<I;We++)p[We].dts=p[We].dts+_e}X=p[0].dts}if(a){var ze=X-z,we=ze>ye,Ae=ze<-1;if(we||Ae){we?R.logger.warn("AVC: "+Object(g.toMsFromMpegTsClock)(ze,!0)+" ms ("+ze+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(g.toMsFromMpegTsClock)(-ze,!0)+" ms ("+ze+"dts) overlapping between fragments detected"),X=z;var Me=p[0].pts-ze;p[0].dts=X,p[0].pts=Me,R.logger.log("Video: First PTS/DTS adjusted: "+Object(g.toMsFromMpegTsClock)(Me,!0)+"/"+Object(g.toMsFromMpegTsClock)(X,!0)+", delta: "+Object(g.toMsFromMpegTsClock)(ze,!0)+" ms")}}o&&(X=Math.max(0,X));for(var je=0,Ie=0,Oe=0;Oe<I;Oe++){for(var Te=p[Oe],ct=Te.units,rt=ct.length,Ye=0,Ge=0;Ge<rt;Ge++)Ye+=ct[Ge].data.length;Ie+=Ye,je+=rt,Te.length=Ye,Te.dts=Math.max(Te.dts,X),Te.pts=Math.max(Te.pts,Te.dts,0),ie=Math.min(Te.pts,ie),le=Math.max(Te.pts,le)}te=p[I-1].dts;var ot=Ie+4*je+8,nt;try{nt=new Uint8Array(ot)}catch(_t){this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ot,reason:"fail allocating video mdat "+ot});return}var et=new DataView(nt.buffer);et.setUint32(0,ot),nt.set(P.default.types.mdat,4);for(var Ee=0;Ee<I;Ee++){for(var it=p[Ee],Ze=it.units,be=0,De=0,ue=Ze.length;De<ue;De++){var ae=Ze[De],se=ae.data,Y=ae.data.byteLength;et.setUint32(j,Y),j+=4,nt.set(se,j),j+=Y,be+=4+Y}if(Ee<I-1)F=p[Ee+1].dts-it.dts;else{var Q=this.config,J=it.dts-p[Ee>0?Ee-1:Ee].dts;if(Q.stretchShortVideoTrack&&this.nextAudioPts!==null){var ee=Math.floor(Q.maxBufferHole*v),de=(E?ie+E*v:this.nextAudioPts)-it.pts;de>ee?(F=de-J,F<0&&(F=J),R.logger.log("[mp4-remuxer]: It is approximately "+de/90+" ms to the next segment; using duration "+F/90+" ms for the last video frame.")):F=J}else F=J}var xe=Math.round(it.pts-it.dts);L.push(new y(it.key,F,be,xe))}if(L.length&&S&&S<70){var Re=L[0].flags;Re.dependsOn=2,Re.isNonSync=0}console.assert(F!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=z=te+F,this.isVideoContiguous=!0;var lt=P.default.moof(h.sequenceNumber++,X,b({},h,{samples:L})),st="video",Le={data1:lt,data2:nt,startPTS:ie/v,endPTS:(le+F)/v,startDTS:X/v,endDTS:z/v,type:st,hasAudio:!1,hasVideo:!0,nb:L.length,dropped:h.dropped};return 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M.hasOwnProperty(h)&&(s=M[h]),String.fromCharCode(s)},U=15,k=100,R={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},D={17:2,18:4,21:6,22:8,23:10,19:13,20:15},g={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},b={25:2,26:4,29:6,30:8,31:10,27:13,28:15},O=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],T;(function(f){f[f.ERROR=0]="ERROR",f[f.TEXT=1]="TEXT",f[f.WARNING=2]="WARNING",f[f.INFO=2]="INFO",f[f.DEBUG=3]="DEBUG",f[f.DATA=3]="DATA"})(T||(T={}));var x=function(){function f(){this.time=null,this.verboseLevel=T.ERROR}var h=f.prototype;return h.log=function(a,E){this.verboseLevel>=a&&W.logger.log(this.time+" ["+a+"] "+E)},f}(),S=function(h){for(var s=[],a=0;a<h.length;a++)s.push(h[a].toString(16));return s},c=function(){function f(s,a,E,v,p){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=s||"white",this.underline=a||!1,this.italics=E||!1,this.background=v||"black",this.flash=p||!1}var h=f.prototype;return h.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},h.setStyles=function(a){for(var E=["foreground","underline","italics","background","flash"],v=0;v<E.length;v++){var p=E[v];a.hasOwnProperty(p)&&(this[p]=a[p])}},h.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},h.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},h.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},h.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},f}(),o=function(){function f(s,a,E,v,p,L){this.uchar=void 0,this.penState=void 0,this.uchar=s||" ",this.penState=new c(a,E,v,p,L)}var h=f.prototype;return h.reset=function(){this.uchar=" ",this.penState.reset()},h.setChar=function(a,E){this.uchar=a,this.penState.copy(E)},h.setPenState=function(a){this.penState.copy(a)},h.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},h.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},h.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},f}(),d=function(){function f(s){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<k;a++)this.chars.push(new o);this.logger=s,this.pos=0,this.currPenState=new c}var h=f.prototype;return h.equals=function(a){for(var E=!0,v=0;v<k;v++)if(!this.chars[v].equals(a.chars[v])){E=!1;break}return E},h.copy=function(a){for(var E=0;E<k;E++)this.chars[E].copy(a.chars[E])},h.isEmpty=function(){for(var a=!0,E=0;E<k;E++)if(!this.chars[E].isEmpty()){a=!1;break}return a},h.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(T.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>k&&(this.logger.log(T.DEBUG,"Too large cursor position "+this.pos),this.pos=k)},h.moveCursor=function(a){var E=this.pos+a;if(a>1)for(var v=this.pos+1;v<E+1;v++)this.chars[v].setPenState(this.currPenState);this.setCursor(E)},h.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},h.insertChar=function(a){a>=144&&this.backSpace();var E=P(a);if(this.pos>=k){this.logger.log(T.ERROR,"Cannot insert "+a.toString(16)+" ("+E+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(E,this.currPenState),this.moveCursor(1)},h.clearFromPos=function(a){var E;for(E=a;E<k;E++)this.chars[E].reset()},h.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},h.clearToEndOfRow=function(){this.clearFromPos(this.pos)},h.getTextString=function(){for(var a=[],E=!0,v=0;v<k;v++){var p=this.chars[v].uchar;p!==" "&&(E=!1),a.push(p)}return E?"":a.join("")},h.setPenStyles=function(a){this.currPenState.setStyles(a);var E=this.chars[this.pos];E.setPenState(this.currPenState)},f}(),u=function(){function f(s){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<U;a++)this.rows.push(new d(s));this.logger=s,this.currRow=U-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var h=f.prototype;return h.reset=function(){for(var a=0;a<U;a++)this.rows[a].clear();this.currRow=U-1},h.equals=function(a){for(var E=!0,v=0;v<U;v++)if(!this.rows[v].equals(a.rows[v])){E=!1;break}return E},h.copy=function(a){for(var E=0;E<U;E++)this.rows[E].copy(a.rows[E])},h.isEmpty=function(){for(var a=!0,E=0;E<U;E++)if(!this.rows[E].isEmpty()){a=!1;break}return a},h.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},h.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},h.insertChar=function(a){var E=this.rows[this.currRow];E.insertChar(a)},h.setPen=function(a){var E=this.rows[this.currRow];E.setPenStyles(a)},h.moveCursor=function(a){var E=this.rows[this.currRow];E.moveCursor(a)},h.setCursor=function(a){this.logger.log(T.INFO,"setCursor: "+a);var E=this.rows[this.currRow];E.setCursor(a)},h.setPAC=function(a){this.logger.log(T.INFO,"pacData = "+JSON.stringify(a));var E=a.row-1;if(this.nrRollUpRows&&E<this.nrRollUpRows-1&&(E=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==E){for(var v=0;v<U;v++)this.rows[v].clear();var p=this.currRow+1-this.nrRollUpRows,L=this.lastOutputScreen;if(L){var I=L.rows[p].cueStartTime,B=this.logger.time;if(I&&B!==null&&I<B)for(var z=0;z<this.nrRollUpRows;z++)this.rows[E-this.nrRollUpRows+z+1].copy(L.rows[p+z])}}this.currRow=E;var j=this.rows[this.currRow];if(a.indent!==null){var F=a.indent,X=Math.max(F-1,0);j.setCursor(a.indent),a.color=j.chars[X].penState.foreground}var te={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(te)},h.setBkgData=function(a){this.logger.log(T.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},h.setRollUpRows=function(a){this.nrRollUpRows=a},h.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(T.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(T.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,E=this.rows.splice(a,1)[0];E.clear(),this.rows.splice(this.currRow,0,E),this.logger.log(T.INFO,"Rolling up")},h.getDisplayText=function(a){a=a||!1;for(var E=[],v="",p=-1,L=0;L<U;L++){var I=this.rows[L].getTextString();I&&(p=L+1,a?E.push("Row "+p+": '"+I+"'"):E.push(I.trim()))}return E.length>0&&(a?v="["+E.join(" | ")+"]":v=E.join(`
`)),v},h.getTextAndFormat=function(){return this.rows},f}(),w=function(){function f(s,a,E){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=s,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new u(E),this.nonDisplayedMemory=new u(E),this.lastOutputScreen=new u(E),this.currRollUpRow=this.displayedMemory.rows[U-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=E}var h=f.prototype;return h.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[U-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},h.getHandler=function(){return this.outputFilter},h.setHandler=function(a){this.outputFilter=a},h.setPAC=function(a){this.writeScreen.setPAC(a)},h.setBkgData=function(a){this.writeScreen.setBkgData(a)},h.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(T.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},h.insertChars=function(a){for(var E=0;E<a.length;E++)this.writeScreen.insertChar(a[E]);var v=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(T.INFO,v+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(T.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},h.ccRCL=function(){this.logger.log(T.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},h.ccBS=function(){if(this.logger.log(T.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},h.ccAOF=function(){},h.ccAON=function(){},h.ccDER=function(){this.logger.log(T.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},h.ccRU=function(a){this.logger.log(T.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},h.ccFON=function(){this.logger.log(T.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},h.ccRDC=function(){this.logger.log(T.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},h.ccTR=function(){this.logger.log(T.INFO,"TR"),this.setMode("MODE_TEXT")},h.ccRTD=function(){this.logger.log(T.INFO,"RTD"),this.setMode("MODE_TEXT")},h.ccEDM=function(){this.logger.log(T.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},h.ccCR=function(){this.logger.log(T.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},h.ccENM=function(){this.logger.log(T.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},h.ccEOC=function(){if(this.logger.log(T.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(T.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},h.ccTO=function(a){this.logger.log(T.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},h.ccMIDROW=function(a){var E={flash:!1};if(E.underline=a%2===1,E.italics=a>=46,E.italics)E.foreground="white";else{var v=Math.floor(a/2)-16,p=["white","green","blue","cyan","red","yellow","magenta"];E.foreground=p[v]}this.logger.log(T.INFO,"MIDROW: "+JSON.stringify(E)),this.writeScreen.setPen(E)},h.outputDataUpdate=function(a){a===void 0&&(a=!1);var E=this.logger.time;if(E===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=E:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,E,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:E),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}(),y=function(){function f(s,a,E){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var v=new x;this.channels=[null,new w(s,a,v),new w(s+1,E,v)],this.cmdHistory=_(),this.logger=v}var h=f.prototype;return h.getHandler=function(a){return this.channels[a].getHandler()},h.setHandler=function(a,E){this.channels[a].setHandler(E)},h.addData=function(a,E){var v,p,L,I=!1;this.logger.time=a;for(var B=0;B<E.length;B+=2){if(p=E[B]&127,L=E[B+1]&127,p===0&&L===0)continue;if(this.logger.log(T.DATA,"["+S([E[B],E[B+1]])+"] -> ("+S([p,L])+")"),v=this.parseCmd(p,L),v||(v=this.parseMidrow(p,L)),v||(v=this.parsePAC(p,L)),v||(v=this.parseBackgroundAttributes(p,L)),!v&&(I=this.parseChars(p,L),I)){var z=this.currentChannel;if(z&&z>0){var j=this.channels[z];j.insertChars(I)}else this.logger.log(T.WARNING,"No channel found yet. TEXT-MODE?")}!v&&!I&&this.logger.log(T.WARNING,"Couldn't parse cleaned data "+S([p,L])+" orig: "+S([E[B],E[B+1]]))}},h.parseCmd=function(a,E){var v=this.cmdHistory,p=(a===20||a===28||a===21||a===29)&&E>=32&&E<=47,L=(a===23||a===31)&&E>=33&&E<=35;if(!(p||L))return!1;if(l(a,E,v))return m(null,null,v),this.logger.log(T.DEBUG,"Repeated command ("+S([a,E])+") is dropped"),!0;var I=a===20||a===21||a===23?1:2,B=this.channels[I];return a===20||a===21||a===28||a===29?E===32?B.ccRCL():E===33?B.ccBS():E===34?B.ccAOF():E===35?B.ccAON():E===36?B.ccDER():E===37?B.ccRU(2):E===38?B.ccRU(3):E===39?B.ccRU(4):E===40?B.ccFON():E===41?B.ccRDC():E===42?B.ccTR():E===43?B.ccRTD():E===44?B.ccEDM():E===45?B.ccCR():E===46?B.ccENM():E===47&&B.ccEOC():B.ccTO(E-32),m(a,E,v),this.currentChannel=I,!0},h.parseMidrow=function(a,E){var v=0;if((a===17||a===25)&&E>=32&&E<=47){if(a===17?v=1:v=2,v!==this.currentChannel)return this.logger.log(T.ERROR,"Mismatch channel in midrow parsing"),!1;var p=this.channels[v];return p?(p.ccMIDROW(E),this.logger.log(T.DEBUG,"MIDROW ("+S([a,E])+")"),!0):!1}return!1},h.parsePAC=function(a,E){var v,p=this.cmdHistory,L=(a>=17&&a<=23||a>=25&&a<=31)&&E>=64&&E<=127,I=(a===16||a===24)&&E>=64&&E<=95;if(!(L||I))return!1;if(l(a,E,p))return m(null,null,p),!0;var B=a<=23?1:2;E>=64&&E<=95?v=B===1?R[a]:g[a]:v=B===1?D[a]:b[a];var z=this.channels[B];return z?(z.setPAC(this.interpretPAC(v,E)),m(a,E,p),this.currentChannel=B,!0):!1},h.interpretPAC=function(a,E){var v,p={color:null,italics:!1,indent:null,underline:!1,row:a};return E>95?v=E-96:v=E-64,p.underline=(v&1)===1,v<=13?p.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(v/2)]:v<=15?(p.italics=!0,p.color="white"):p.indent=Math.floor((v-16)/2)*4,p},h.parseChars=function(a,E){var v,p=null,L=null;if(a>=25?(v=2,L=a-8):(v=1,L=a),L>=17&&L<=19){var I;L===17?I=E+80:L===18?I=E+112:I=E+144,this.logger.log(T.INFO,"Special char '"+P(I)+"' in channel "+v),p=[I]}else a>=32&&a<=127&&(p=E===0?[a]:[a,E]);if(p){var B=S(p);this.logger.log(T.DEBUG,"Char codes =  "+B.join(",")),m(a,E,this.cmdHistory)}return p},h.parseBackgroundAttributes=function(a,E){var v=(a===16||a===24)&&E>=32&&E<=47,p=(a===23||a===31)&&E>=45&&E<=47;if(!(v||p))return!1;var L,I={};a===16||a===24?(L=Math.floor((E-32)/2),I.background=O[L],E%2===1&&(I.background=I.background+"_semi")):E===45?I.background="transparent":(I.foreground="black",E===47&&(I.underline=!0));var B=a<=23?1:2,z=this.channels[B];return z.setBkgData(I),m(a,E,this.cmdHistory),!0},h.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var E=this.channels[a];E&&E.reset()}this.cmdHistory=_()},h.cueSplitAtTime=function(a){for(var E=0;E<this.channels.length;E++){var v=this.channels[E];v&&v.cueSplitAtTime(a)}},f}();function m(f,h,s){s.a=f,s.b=h}function l(f,h,s){return s.a===f&&s.b===h}function _(){return{a:null,b:null}}K.default=y},"./src/utils/codecs.ts":function(Z,K,A){"use strict";A.r(K),A.d(K,"isCodecType",function(){return 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