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h=G.getRSBlocks(I,R),g=new L,P=0;P<S.length;P++){var w=S[P];g.put(w.mode,4),g.put(w.getLength(),K.getLengthInBits(w.mode,I)),w.write(g)}for(var E=0,P=0;P<h.length;P++)E+=h[P].dataCount;if(g.getLengthInBits()>E*8)throw new Error("code length overflow. 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Z=J("nVVt"),G=J("dWSS"),L=J("dQei"),K={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7},N={PATTERN_POSITION_TABLE:[[],[6,18],[6,22],[6,26],[6,30],[6,34],[6,22,38],[6,24,42],[6,26,46],[6,28,50],[6,30,54],[6,32,58],[6,34,62],[6,26,46,66],[6,26,48,70],[6,26,50,74],[6,30,54,78],[6,30,56,82],[6,30,58,86],[6,34,62,90],[6,28,50,72,94],[6,26,50,74,98],[6,30,54,78,102],[6,28,54,80,106],[6,32,58,84,110],[6,30,58,86,114],[6,34,62,90,118],[6,26,50,74,98,122],[6,30,54,78,102,126],[6,26,52,78,104,130],[6,30,56,82,108,134],[6,34,60,86,112,138],[6,30,58,86,114,142],[6,34,62,90,118,146],[6,30,54,78,102,126,150],[6,24,50,76,102,128,154],[6,28,54,80,106,132,158],[6,32,58,84,110,136,162],[6,26,54,82,110,138,166],[6,30,58,86,114,142,170]],G15:1<<10|1<<8|1<<5|1<<4|1<<2|1<<1|1<<0,G18:1<<12|1<<11|1<<10|1<<9|1<<8|1<<5|1<<2|1<<0,G15_MASK:1<<14|1<<12|1<<10|1<<4|1<<1,getBCHTypeInfo:function(O){for(var 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S=0;S<F-6;S++)O.isDark(R,S)&&!O.isDark(R,S+1)&&O.isDark(R,S+2)&&O.isDark(R,S+3)&&O.isDark(R,S+4)&&!O.isDark(R,S+5)&&O.isDark(R,S+6)&&(I+=40);for(var S=0;S<F;S++)for(var R=0;R<F-6;R++)O.isDark(R,S)&&!O.isDark(R+1,S)&&O.isDark(R+2,S)&&O.isDark(R+3,S)&&O.isDark(R+4,S)&&!O.isDark(R+5,S)&&O.isDark(R+6,S)&&(I+=40);for(var v=0,S=0;S<F;S++)for(var R=0;R<F;R++)O.isDark(R,S)&&v++;var d=Math.abs(100*v/F/F-50)/5;return I+=d*10,I}};et.exports=N},LdHM:function(et,We,J){"use strict";J.d(We,"b",function(){return s}),J.d(We,"a",function(){return b});var Z=J("1OyB"),G=J("vuIU"),L=J("Ji7U"),K=J("LK+K"),N=J("cDcd"),O=J("rePB"),F=J("Ff2n"),I=J("ODXe"),R=J("4IlW"),S=J("bX4T"),h=J("YrtM"),g=J("TSYQ"),P=J.n(g),w=J("+nKL"),E=J("8OUc"),v=function(H,X){var ee=H.prefixCls,ae=H.id,ye=H.flattenOptions,pe=H.childrenAsData,he=H.values,fe=H.searchValue,de=H.multiple,ne=H.defaultActiveFirstOption,me=H.height,$=H.itemHeight,ie=H.notFoundContent,te=H.open,Ee=H.menuItemSelectedIcon,Ce=H.virtual,ve=H.onSelect,we=H.onToggleOpen,Ae=H.onActiveValue,De=H.onScroll,Ie=H.onMouseEnter,Le="".concat(ee,"-item"),Oe=Object(h.a)(function(){return ye},[te,ye],function(Ue,ge){return ge[0]&&Ue[1]!==ge[1]}),Xe=N.useRef(null),Ze=function(ge){ge.preventDefault()},Be=function(ge){Xe.current&&Xe.current.scrollTo({index:ge})},je=function(ge){for(var se=arguments.length>1&&arguments[1]!==void 0?arguments[1]:1,ce=Oe.length,Q=0;Q<ce;Q+=1){var q=(ge+Q*se+ce)%ce,re=Oe[q],le=re.group,Se=re.data;if(!le&&!Se.disabled)return q}return-1},rt=N.useState(function(){return je(0)}),Ye=Object(I.a)(rt,2),qe=Ye[0],Te=Ye[1],$e=function(ge){Te(ge);var 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ge=Oe[Ue];if(!ge)return null;var se=ge.data||{},ce=se.value,Q=se.label,q=se.children,re=Object(S.a)(se,!0),le=pe?q:Q;return ge?N.createElement("div",Object.assign({"aria-label":typeof le=="string"?le:null},re,{key:Ue,role:"option",id:"".concat(ae,"_list_").concat(Ue),"aria-selected":he.has(ce)}),ce):null}return N.createElement(N.Fragment,null,N.createElement("div",{role:"listbox",id:"".concat(ae,"_list"),style:{height:0,width:0,overflow:"hidden"}},_e(qe-1),_e(qe),_e(qe+1)),N.createElement(w.a,{itemKey:"key",ref:Xe,data:Oe,height:me,itemHeight:$,fullHeight:!1,onMouseDown:Ze,onScroll:De,virtual:Ce,onMouseEnter:Ie},function(Ue,ge){var se,ce=Ue.group,Q=Ue.groupOption,q=Ue.data,re=q.label,le=q.key;if(ce)return N.createElement("div",{className:P()(Le,"".concat(Le,"-group"))},re!==void 0?re:le);var Se=q.disabled,Re=q.value,Pe=q.title,Ve=q.children,ke=q.style,ze=q.className,ut=Object(F.a)(q,["disabled","value","title","children","style","className"]),st=he.has(Re),it="".concat(Le,"-option"),_t=P()(Le,it,ze,(se={},Object(O.a)(se,"".concat(it,"-grouped"),Q),Object(O.a)(se,"".concat(it,"-active"),qe===ge&&!Se),Object(O.a)(se,"".concat(it,"-disabled"),Se),Object(O.a)(se,"".concat(it,"-selected"),st),se)),bt=pe?Ve:re,Rt=!Ee||typeof Ee=="function"||st;return N.createElement("div",Object.assign({},ut,{"aria-selected":st,className:_t,title:Pe,onMouseMove:function(){if(qe===ge||Se)return;$e(ge)},onClick:function(){Se||Ge(Re)},style:ke}),N.createElement("div",{className:"".concat(it,"-content")},bt||Re),N.isValidElement(Ee)||st,Rt&&N.createElement(E.a,{className:"".concat(Le,"-option-state"),customizeIcon:Ee,customizeIconProps:{isSelected:st}},st?"\u2713":null))}))},d=N.forwardRef(v);d.displayName="OptionList";var a=d,l=function(){return null};l.isSelectOption=!0;var s=l,_=function(){return 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e.inclusiveRight?1:0}function Mi(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)||Tn(e)-Tn(t);if(C)return-C;var j=ft(r.to,i.to)||on(e)-on(t);return j||t.id-e.id}function Sn(e,t){var n=Vt&&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||Mi(r,i.marker)<0)&&(r=i.marker);return r}function Zn(e){return Sn(e,!0)}function sn(e){return Sn(e,!1)}function ki(e,t){var n=Vt&&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||Mi(r,C.marker)<0)&&(r=C.marker)}return r}function Or(e,t,n,r,i){var C=ot(e,t),j=Vt&&C.markedSpans;if(j)for(var z=0;z<j.length;++z){var V=j[z];if(!V.marker.collapsed)continue;var Y=V.marker.find(0),oe=ft(Y.from,n)||Tn(V.marker)-Tn(i),ue=ft(Y.to,r)||on(V.marker)-on(i);if(oe>=0&&ue<=0||oe<=0&&ue>=0)continue;if(oe<=0&&(V.marker.inclusiveRight&&i.inclusiveLeft?ft(Y.to,n)>=0:ft(Y.to,n)>0)||oe>=0&&(V.marker.inclusiveRight&&i.inclusiveLeft?ft(Y.from,r)<=0:ft(Y.from,r)<0))return!0}}function $t(e){for(var t;t=Zn(e);)e=t.find(-1,!0).line;return e}function wn(e){for(var t;t=sn(e);)e=t.find(1,!0).line;return e}function Cn(e){for(var t,n;t=sn(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function qn(e,t){var n=ot(e,t),r=$t(n);return n==r?t:Tt(r)}function ei(e,t){if(t>e.lastLine())return t;var n=ot(e,t),r;if(!gr(e,n))return t;for(;r=sn(n);)n=r.find(1,!0).line;return Tt(n)+1}function gr(e,t){var n=Vt&&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&&Kr(e,t,r))return!0}}function Kr(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return Kr(e,r.line,mr(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)&&Kr(e,t,i))return!0}function vr(e){e=$t(e);for(var t=0,n=e.parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var C=n.parent;C;n=C,C=n.parent)for(var j=0;j<C.children.length;++j){var z=C.children[j];if(z==n)break;t+=z.height}return t}function wr(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Zn(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=sn(r);){var C=n.find(0,!0);t-=r.text.length-C.from.ch,r=C.to.line,t+=r.text.length-C.to.ch}return t}function ti(e){var t=e.display,n=e.doc;t.maxLine=ot(n,n.first),t.maxLineLength=wr(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var i=wr(r);i>t.maxLineLength&&(t.maxLineLength=i,t.maxLine=r)})}var Gr=function(e,t,n){this.text=e,Jn(this,t),this.height=n?n(this):1};Gr.prototype.lineNo=function(){return Tt(this)},ce(Gr);function la(e,t,n,r){e.text=t,e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null),e.order!=null&&(e.order=null),Qn(e),Jn(e,n);var i=r?r(e):1;i!=e.height&&fr(e,i)}function Xa(e){e.parent=null,Qn(e)}var Ya={},$a={};function Ii(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?$a:Ya;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function at(e,t){var n=x("span",null,null,R?"padding-right: .1px":null),r={pre:x("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,j=void 0;r.pos=0,r.addToken=dt,ut(e.display.measure)&&(j=Ye(C,e.doc.direction))&&(r.addToken=xt(r.addToken,j)),r.map=[];var 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n=Se(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 Ui(e){return e.lineSpace.offsetTop}function da(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function to(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=u(e.measure,o("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 Cr(e){return ae-e.display.nativeBarWidth}function ln(e){return e.display.scroller.clientWidth-Cr(e)-e.display.barWidth}function ca(e){return e.display.scroller.clientHeight-Cr(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&ln(e);if(!t.measure.heights||r&&t.measure.width!=i){var C=t.measure.heights=[];if(r){t.measure.width=i;for(var j=t.text.firstChild.getClientRects(),z=0;z<j.length-1;z++){var 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i=ro(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function _r(e,t,n,r,i){t.before&&(n=-1);var C=n+(r||""),j;return t.cache.hasOwnProperty(C)?j=t.cache[C]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Fs(e,t.view,t.rect),t.hasHeights=!0),j=Ws(e,t,n,r),j.bogus||(t.cache[C]=j)),{left:j.left,right:j.right,top:i?j.rtop:j.top,bottom:i?j.rbottom:j.bottom}}var io={left:0,right:0,top:0,bottom:0};function ao(e,t,n){for(var r,i,C,j,z,V,Y=0;Y<e.length;Y+=3)if(z=e[Y],V=e[Y+1],t<z?(i=0,C=1,j="left"):t<V?(i=t-z,C=i+1):(Y==e.length-3||t==V&&e[Y+3]>t)&&(C=V-z,i=C-1,t>=V&&(j="right")),i!=null){if(r=e[Y+2],z==V&&n==(r.insertLeft?"left":"right")&&(j=n),n=="left"&&i==0)for(;Y&&e[Y-2]==e[Y-3]&&e[Y-1].insertLeft;)r=e[(Y-=3)+2],j="left";if(n=="right"&&i==V-z)for(;Y<e.length-3&&e[Y+3]==e[Y+4]&&!e[Y+5].insertLeft;)r=e[(Y+=3)+2],j="right";break}return{node:r,start:i,end:C,collapse:j,coverStart:z,coverEnd:V}}function js(e,t){var n=io;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=ao(t.map,n,r),C=i.node,j=i.start,z=i.end,V=i.collapse,Y;if(C.nodeType==3){for(var oe=0;oe<4;oe++){for(;j&&Le(t.line.text.charAt(i.coverStart+j));)--j;for(;i.coverStart+z<i.coverEnd&&Le(t.line.text.charAt(i.coverStart+z));)++z;if(F&&I<9&&j==0&&z==i.coverEnd-i.coverStart?Y=C.parentNode.getBoundingClientRect():Y=js(y(C,j,z).getClientRects(),r),Y.left||Y.right||j==0)break;z=j,j=j-1,V="right"}F&&I<11&&(Y=Hs(e.display.measure,Y))}else{j>0&&(V=r="right");var ue;e.options.lineWrapping&&(ue=C.getClientRects()).length>1?Y=ue[r=="right"?ue.length-1:0]:Y=C.getBoundingClientRect()}if(F&&I<9&&!j&&(!Y||!Y.left&&!Y.right)){var xe=C.parentNode.getClientRects()[0];xe?Y={left:xe.left,right:xe.left+Ln(e.display),top:xe.top,bottom:xe.bottom}:Y=io}for(var be=Y.top-t.rect.top,Me=Y.bottom-t.rect.top,Ne=(be+Me)/2,Ke=t.view.measure.heights,Qe=0;Qe<Ke.length-1&&!(Ne<Ke[Qe]);Qe++);var tt=Qe?Ke[Qe-1]:0,Je=Ke[Qe],nt={left:(V=="right"?Y.right:Y.left)-t.rect.left,right:(V=="left"?Y.left:Y.right)-t.rect.left,top:tt,bottom:Je};return!Y.left&&!Y.right&&(nt.bogus=!0),e.options.singleCursorHeightPerLine||(nt.rtop=be,nt.rbottom=Me),nt}function Hs(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!Rt(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 oo(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 so(e){e.display.externalMeasure=null,c(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)oo(e.display.view[t])}function ii(e){so(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function lo(){return h&&d?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function uo(){return h&&d?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function ha(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=ni(e.widgets[n]));return t}function Ni(e,t,n,r,i){if(!i){var C=ha(t);n.top+=C,n.bottom+=C}if(r=="line")return n;r||(r="local");var j=vr(t);if(r=="local"?j+=Ui(e.display):j-=e.display.viewOffset,r=="page"||r=="window"){var z=e.display.lineSpace.getBoundingClientRect();j+=z.top+(r=="window"?0:uo());var 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n=0;t=ht(e.doc,t),e.options.lineWrapping||(n=Ln(e.display)*t.ch);var r=ot(e.doc,t.line),i=vr(r)+Ui(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function pa(e,t,n,r,i){var C=Fe(e,t,n);return C.xRel=i,r&&(C.outside=r),C}function ga(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return pa(r.first,0,null,-1,-1);var i=Dr(r,n),C=r.first+r.size-1;if(i>C)return pa(r.first+r.size-1,ot(r,C).text.length,null,1,1);t<0&&(t=0);for(var j=ot(r,i);;){var z=Ks(e,j,i,t,n),V=ki(j,z.ch+(z.xRel>0||z.outside>0?1:0));if(!V)return z;var Y=V.find(1);if(Y.line==i)return Y;j=ot(r,i=Y.line)}}function ho(e,t,n,r){r-=ha(t);var i=t.text.length,C=Xe(function(j){return _r(e,n,j-1).bottom<=r},i,0);return i=Xe(function(j){return _r(e,n,j).top>r},C,i),{begin:C,end:i}}function mo(e,t,n,r){n||(n=_n(e,t));var i=Ni(e,t,_r(e,n,r),"line").top;return ho(e,t,n,i)}function va(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-=vr(t);var C=_n(e,t),j=ha(t),z=0,V=t.text.length,Y=!0,oe=Ye(t,e.doc.direction);if(oe){var ue=(e.options.lineWrapping?zs:Gs)(e,t,n,C,oe,r,i);Y=ue.level!=1,z=Y?ue.from:ue.to-1,V=Y?ue.to:ue.from-1}var xe=null,be=null,Me=Xe(function(ct){var lt=_r(e,C,ct);return lt.top+=j,lt.bottom+=j,va(lt,r,i,!1)?(lt.top<=i&&lt.left<=r&&(xe=ct,be=lt),!0):!1},z,V),Ne,Ke,Qe=!1;if(be){var tt=r-be.left<be.right-r,Je=tt==Y;Me=xe+(Je?0:1),Ke=Je?"after":"before",Ne=tt?be.left:be.right}else{!Y&&(Me==V||Me==z)&&Me++,Ke=Me==0?"after":Me==t.text.length?"before":_r(e,C,Me-(Y?1:0)).bottom+j<=i==Y?"after":"before";var nt=yr(e,Fe(n,Me,Ke),"line",t,C);Ne=nt.left,Qe=i<nt.top?-1:i>=nt.bottom?1:0}return Me=Oe(t.text,Me,1),pa(n,Me,Ke,Qe,r-Ne)}function Gs(e,t,n,r,i,C,j){var z=Xe(function(ue){var xe=i[ue],be=xe.level!=1;return va(yr(e,Fe(n,be?xe.to:xe.from,be?"before":"after"),"line",t,r),C,j,!0)},0,i.length-1),V=i[z];if(z>0){var Y=V.level!=1,oe=yr(e,Fe(n,Y?V.from:V.to,Y?"after":"before"),"line",t,r);va(oe,C,j,!0)&&oe.top>j&&(V=i[z-1])}return V}function zs(e,t,n,r,i,C,j){var z=ho(e,t,r,j),V=z.begin,Y=z.end;/\s/.test(t.text.charAt(Y-1))&&Y--;for(var oe=null,ue=null,xe=0;xe<i.length;xe++){var be=i[xe];if(be.from>=Y||be.to<=V)continue;var Me=be.level!=1,Ne=_r(e,r,Me?Math.min(Y,be.to)-1:Math.max(V,be.from)).right,Ke=Ne<C?C-Ne+1e9:Ne-C;(!oe||ue>Ke)&&(oe=be,ue=Ke)}return oe||(oe=i[i.length-1]),oe.from<V&&(oe={from:V,to:oe.to,level:oe.level}),oe.to>Y&&(oe={from:oe.from,to:Y,level:oe.level}),oe}var un;function An(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(un==null){un=o("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)un.appendChild(document.createTextNode("x")),un.appendChild(o("br"));un.appendChild(document.createTextNode("x"))}u(e.measure,un);var n=un.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function Ln(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=o("span","xxxxxxxxxx"),n=o("pre",[t],"CodeMirror-line-like");u(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ya(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,C=t.gutters.firstChild,j=0;C;C=C.nextSibling,++j){var z=e.display.gutterSpecs[j].className;n[z]=C.offsetLeft+C.clientLeft+i,r[z]=C.clientWidth}return{fixedPos:ba(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ba(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function po(e){var t=An(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Ln(e.display)-3);return function(i){if(gr(e.doc,i))return 0;var C=0;if(i.widgets)for(var j=0;j<i.widgets.length;j++)i.widgets[j].height&&(C+=i.widgets[j].height);return n?C+(Math.ceil(i.text.length/r)||1)*t:C+t}}function Ea(e){var t=e.doc,n=po(e);t.iter(function(r){var i=n(r);i!=r.height&&fr(r,i)})}function dn(e,t,n,r){var i=e.display;if(!n&&Se(t).getAttribute("cm-not-content")=="true")return null;var C,j,z=i.lineSpace.getBoundingClientRect();try{C=t.clientX-z.left,j=t.clientY-z.top}catch(ue){return null}var V=ga(e,C,j),Y;if(r&&V.xRel>0&&(Y=ot(e.doc,V.line).text).length==V.ch){var oe=H(Y,Y.length,e.options.tabSize)-Y.length;V=Fe(V.line,Math.max(0,Math.round((C-to(e.display).left)/Ln(e.display))-oe))}return V}function cn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function tr(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)Vt&&qn(e.doc,t)<i.viewTo&&Vr(e);else if(n<=i.viewFrom)Vt&&ei(e.doc,n+r)>i.viewFrom?Vr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Vr(e);else if(t<=i.viewFrom){var C=Fi(e,n,n+r,1);C?(i.view=i.view.slice(C.index),i.viewFrom=C.lineN,i.viewTo+=r):Vr(e)}else if(n>=i.viewTo){var j=Fi(e,t,t,-1);j?(i.view=i.view.slice(0,j.index),i.viewTo=j.lineN):Vr(e)}else{var z=Fi(e,t,t,-1),V=Fi(e,n,n+r,1);z&&V?(i.view=i.view.slice(0,z.index).concat(Xt(e,z.lineN,V.lineN)).concat(i.view.slice(V.index)),i.viewTo+=r):Vr(e)}var Y=i.externalMeasured;Y&&(n<Y.lineN?Y.lineN+=r:t<Y.lineN+Y.size&&(i.externalMeasured=null))}function zr(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[cn(e,t)];if(C.node==null)return;var j=C.changes||(C.changes=[]);ee(j,n)==-1&&j.push(n)}function Vr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Fi(e,t,n,r){var i=cn(e,t),C,j=e.display.view;if(!Vt||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var z=e.display.viewFrom,V=0;V<i;V++)z+=j[V].size;if(z!=t){if(r>0){if(i==j.length-1)return null;C=z+j[i].size-t,i++}else C=z-t;t+=C,n+=C}for(;qn(e.doc,n)!=n;){if(i==(r<0?0:j.length-1))return null;n+=r*j[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=Xt(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Xt(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(cn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Xt(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,cn(e,n)))),r.viewTo=n}function go(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ai(e){e.display.input.showSelection(e.display.input.prepareSelection())}function vo(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),C=r.selection=document.createDocumentFragment(),j=0;j<n.sel.ranges.length;j++){if(!t&&j==n.sel.primIndex)continue;var z=n.sel.ranges[j];if(z.from().line>=e.display.viewTo||z.to().line<e.display.viewFrom)continue;var V=z.empty();(V||e.options.showCursorWhenSelecting)&&yo(e,z.head,i),V||Xs(e,z,C)}return r}function yo(e,t,n){var r=yr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(o("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(o("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 Bi(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(),j=to(e.display),z=j.left,V=Math.max(r.sizerWidth,ln(e)-r.sizer.offsetLeft)-j.right,Y=i.direction=="ltr";function oe(Je,nt,ct,lt){nt<0&&(nt=0),nt=Math.round(nt),lt=Math.round(lt),C.appendChild(o("div",null,"CodeMirror-selected","position: absolute; left: "+Je+`px;
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                         top: `+(t.top-n.viewOffset-Ui(e.display))+`px;
                         height: `+(t.bottom-t.top+Cr(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?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var C=0;C<5;C++){var j=!1,z=yr(e,t),V=!n||n==t?z:yr(e,n);i={left:Math.min(z.left,V.left),top:Math.min(z.top,V.top)-r,right:Math.max(z.left,V.left),bottom:Math.max(z.bottom,V.bottom)+r};var Y=Sa(e,i),oe=e.doc.scrollTop,ue=e.doc.scrollLeft;if(Y.scrollTop!=null&&(si(e,Y.scrollTop),Math.abs(e.doc.scrollTop-oe)>1&&(j=!0)),Y.scrollLeft!=null&&(fn(e,Y.scrollLeft),Math.abs(e.doc.scrollLeft-ue)>1&&(j=!0)),!j)break}return i}function Qs(e,t){var n=Sa(e,t);n.scrollTop!=null&&si(e,n.scrollTop),n.scrollLeft!=null&&fn(e,n.scrollLeft)}function Sa(e,t){var n=e.display,r=An(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,C=ca(e),j={};t.bottom-t.top>C&&(t.bottom=t.top+C);var z=e.doc.height+da(n),V=t.top<r,Y=t.bottom>z-r;if(t.top<i)j.scrollTop=V?0:t.top;else if(t.bottom>i+C){var oe=Math.min(t.top,(Y?z:t.bottom)-C);oe!=i&&(j.scrollTop=oe)}var ue=e.options.fixedGutter?0:n.gutters.offsetWidth,xe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,be=ln(e)-n.gutters.offsetWidth,Me=t.right-t.left>be;return Me&&(t.right=t.left+be),t.left<10?j.scrollLeft=0:t.left<xe?j.scrollLeft=Math.max(0,t.left+ue-(Me?0:10)):t.right>be+xe-3&&(j.scrollLeft=t.right+(Me?0:10)-be),j}function wa(e,t){if(t==null)return;Hi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function On(e){Hi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function oi(e,t,n){(t!=null||n!=null)&&Hi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Hi(e),e.curOp.scrollToPos=t}function Hi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=fo(e,t.from),r=fo(e,t.to);To(e,n,r,t.margin)}}function To(e,t,n,r){var i=Sa(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});oi(e,i.scrollLeft,i.scrollTop)}function si(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||_a(e,{top:t}),So(e,t,!0),L&&_a(e),di(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 fn(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,Lo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function li(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+da(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+Cr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var hn=function(e,t,n){this.cm=n;var r=this.vert=o("div",[o("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=o("div",[o("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),Te(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Te(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,F&&I<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};hn.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}},hn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},hn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},hn.prototype.zeroWidthHack=function(){var e=l&&!w?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new X,this.disableVert=new X},hn.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)},hn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ui=function(){};ui.prototype.update=function(){return{bottom:0,right:0}},ui.prototype.setScrollLeft=function(){},ui.prototype.setScrollTop=function(){},ui.prototype.clear=function(){};function Rn(e,t){t||(t=li(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&&ji(e),wo(e,li(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:hn,null:ui};function _o(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&m(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),Te(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"?fn(e,t):si(e,t)},e),e.display.scrollbars.addClass&&U(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function mn(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},Rr(e.curOp)}function pn(e){var t=e.curOp;t&&pr(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 j=0;j<t.length;j++)il(t[j])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&ti(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Ki(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&Ca(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ji(t),e.barMeasure=li(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=no(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+Cr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-ln(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&&fn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==D();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Rn(t,e.barMeasure),e.updatedDisplay&&La(t,e.barMeasure),e.selectionChanged&&xa(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&&Ao(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&&fn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ht(r,e.scrollToPos.from),ht(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var C=e.maybeHiddenMarkers,j=e.maybeUnhiddenMarkers;if(C)for(var z=0;z<C.length;++z)C[z].lines.length||_e(C[z],"hide");if(j)for(var V=0;V<j.length;++V)j[V].lines.length&&_e(j[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&_e(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function sr(e,t){if(e.curOp)return t();mn(e);try{return t()}finally{pn(e)}}function Wt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);mn(e);try{return t.apply(e,arguments)}finally{pn(e)}}}function qt(e){return function(){if(this.curOp)return e.apply(this,arguments);mn(this);try{return e.apply(this,arguments)}finally{pn(this)}}}function Ht(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);mn(t);try{return e.apply(this,arguments)}finally{pn(t)}}}function di(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,M(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=tn(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 j=C.styles,z=C.text.length>e.options.maxHighlightLength?Tr(t.mode,r.state):null,V=zn(e,C,r,!0);z&&(r.state=z),C.styles=V.styles;var Y=C.styleClasses,oe=V.classes;oe?C.styleClasses=oe:Y&&(C.styleClasses=null);for(var ue=!j||j.length!=C.styles.length||Y!=oe&&(!Y||!oe||Y.bgClass!=oe.bgClass||Y.textClass!=oe.textClass),xe=0;!ue&&xe<j.length;++xe)ue=j[xe]!=C.styles[xe];ue&&i.push(r.line),C.stateAfter=r.save(),r.nextLine()}else C.text.length<=e.options.maxHighlightLength&&Vn(e,C.text,r),C.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return di(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&sr(e,function(){for(var C=0;C<i.length;C++)zr(e,i[C],"text")})}var Ki=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Wi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=ln(e),this.force=n,this.dims=ya(e),this.events=[]};Ki.prototype.signal=function(e,t){se(e,t)&&this.events.push(arguments)},Ki.prototype.finish=function(){for(var e=0;e<this.events.length;e++)_e.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Cr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Cr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=D();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==D())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 Ca(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Vr(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&&go(e)==0)return!1;Do(e)&&(Vr(e),t.dims=ya(e));var i=r.first+r.size,C=Math.max(t.visible.from-e.options.viewportMargin,r.first),j=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>j&&n.viewTo-j<20&&(j=Math.min(i,n.viewTo)),Vt&&(C=qn(e.doc,C),j=ei(e.doc,j));var z=C!=n.viewFrom||j!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,C,j),n.viewOffset=vr(ot(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=go(e);if(!z&&V==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var Y=sl(e);return V>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),V>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(Y),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,z&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,di(e,400)),n.updateLineNumbers=null,!0}function Ao(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==ln(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+da(e.display)-ca(e),n.top)}),t.visible=Wi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Wi(e.display,e.doc,n));if(!Ca(e,t))break;ji(e);var i=li(e);ai(e),Rn(e,i),La(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 _a(e,t){var n=new Ki(e,t);if(Ca(e,n)){ji(e),Ao(e,n);var r=li(e);ai(e),Rn(e,r),La(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,C=r.lineDiv,j=C.firstChild;function z(Me){var Ne=Me.nextSibling;return R&&l&&e.display.currentWheelTarget==Me?Me.style.display="none":Me.parentNode.removeChild(Me),Ne}for(var V=r.view,Y=r.viewFrom,oe=0;oe<V.length;oe++){var ue=V[oe];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=C){var xe=Us(e,ue,Y,n);C.insertBefore(xe,j)}else{for(;j!=ue.node;)j=z(j);var be=i&&t!=null&&t<=Y&&ue.lineNumber;ue.changes&&(ee(ue.changes,"gutter")>-1&&(be=!1),Qa(e,ue,Y,n)),be&&(c(ue.lineNumber),ue.lineNumber.appendChild(document.createTextNode(Fr(e.options,Y)))),j=ue.node.nextSibling}Y+=ue.size}for(;j;)j=z(j)}function Aa(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function La(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+Cr(e)+"px"}function Lo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ba(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,C=r+"px",j=0;j<n.length;j++)if(!n[j].hidden){e.options.fixedGutter&&(n[j].gutter&&(n[j].gutter.style.left=C),n[j].gutterBackground&&(n[j].gutterBackground.style.left=C));var z=n[j].alignable;if(z)for(var V=0;V<z.length;V++)z[V].style.left=C}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Do(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Fr(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(o("div",[o("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),C=i.firstChild.offsetWidth,j=i.offsetWidth-C;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(C,r.lineGutter.offsetWidth-j)+1,r.lineNumWidth=r.lineNumInnerWidth+j,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Aa(e.display),!0}return!1}function Da(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var C=e[i],j=null;if(typeof C!="string"&&(j=C.style,C=C.className),C=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:C,style:j})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Oo(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],C=i.className,j=i.style,z=t.appendChild(o("div",null,"CodeMirror-gutter "+C));j&&(z.style.cssText=j),C=="CodeMirror-linenumbers"&&(e.lineGutter=z,z.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Aa(e)}function ci(e){Oo(e.display),tr(e),Lo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=o("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=o("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=x("div",null,"CodeMirror-code"),i.selectionDiv=o("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=o("div",null,"CodeMirror-cursors"),i.measure=o("div",null,"CodeMirror-measure"),i.lineMeasure=o("div",null,"CodeMirror-measure"),i.lineSpace=x("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var C=x("div",[i.lineSpace],"CodeMirror-lines");i.mover=o("div",[C],null,"position: relative"),i.sizer=o("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=o("div",null,null,"position: absolute; height: "+ae+"px; width: 1px;"),i.gutters=o("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=o("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=o("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),F&&I<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!R&&!(L&&a)&&(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=Da(r.gutters,r.lineNumbers),Oo(i),n.init(i)}var Gi=0,ur=null;F?ur=-.53:L?ur=15:h?ur=-.7:P&&(ur=-1/3);function Ro(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),n==null&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:n==null&&(n=e.wheelDelta),{x:t,y:n}}function cl(e){var t=Ro(e);return t.x*=ur,t.y*=ur,t}function Po(e,t){var n=Ro(t),r=n.x,i=n.y,C=e.display,j=C.scroller,z=j.scrollWidth>j.clientWidth,V=j.scrollHeight>j.clientHeight;if(!(r&&z||i&&V))return;if(i&&l&&R){e:for(var Y=t.target,oe=C.view;Y!=j;Y=Y.parentNode)for(var ue=0;ue<oe.length;ue++)if(oe[ue].node==Y){e.display.currentWheelTarget=Y;break e}}if(r&&!L&&!g&&ur!=null){i&&V&&si(e,Math.max(0,j.scrollTop+i*ur)),fn(e,Math.max(0,j.scrollLeft+r*ur)),(!i||i&&V)&&Q(t),C.wheelStartX=null;return}if(i&&ur!=null){var xe=i*ur,be=e.doc.scrollTop,Me=be+C.wrapper.clientHeight;xe<0?be=Math.max(0,be+xe-50):Me=Math.min(e.doc.height,Me+xe+50),_a(e,{top:be,bottom:Me})}Gi<20&&(C.wheelStartX==null?(C.wheelStartX=j.scrollLeft,C.wheelStartY=j.scrollTop,C.wheelDX=r,C.wheelDY=i,setTimeout(function(){if(C.wheelStartX==null)return;var Ne=j.scrollLeft-C.wheelStartX,Ke=j.scrollTop-C.wheelStartY,Qe=Ke&&C.wheelDY&&Ke/C.wheelDY||Ne&&C.wheelDX&&Ne/C.wheelDX;if(C.wheelStartX=C.wheelStartY=null,!Qe)return;ur=(ur*Gi+Qe)/(Gi+1),++Gi},200)):(C.wheelDX+=r,C.wheelDY+=i))}var dr=function(e,t){this.ranges=e,this.primIndex=t};dr.prototype.primary=function(){return this.ranges[this.primIndex]},dr.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(!qr(n.anchor,r.anchor)||!qr(n.head,r.head))return!1}return!0},dr.prototype.deepCopy=function(){for(var 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Qe=Ne?Oa(e,Ke):$(z);hi(e,Ke,Qe,Wo(e,Ke)),!Ne&&e.cm&&e.cm.scrollIntoView({from:Ke.from,to:Yr(Ke)});var tt=[];$r(e,function(Je,nt){!nt&&ee(tt,Je.history)==-1&&(ts(Je.history,Ke),tt.push(Je.history)),hi(Je,Ke,null,Wo(Je,Ke))})},be=C.changes.length-1;be>=0;--be){var Me=xe(be);if(Me)return Me.v}}function Zo(e,t){if(t==0)return;if(e.first+=t,e.sel=new dr(ie(e.sel.ranges,function(i){return new St(Fe(i.anchor.line+t,i.anchor.ch),Fe(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){tr(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)zr(e.cm,r,"gutter")}}function hi(e,t,n,r){if(e.cm&&!e.cm.curOp)return Wt(e.cm,hi)(e,t,n,r);if(t.to.line<e.first){Zo(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Zo(e,i),t={from:Fe(e.first,0),to:Fe(t.to.line+i,t.to.ch),text:[$(t.text)],origin:t.origin}}var C=e.lastLine();t.to.line>C&&(t={from:t.from,to:Fe(C,ot(e,C).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Lr(e,t.from,t.to),n||(n=Oa(e,t)),e.cm?El(e.cm,t,r):Pa(e,t,r),Yi(e,n,pe),e.cantEdit&&$i(e,Fe(e.firstLine(),0))&&(e.cantEdit=!1)}function El(e,t,n){var r=e.doc,i=e.display,C=t.from,j=t.to,z=!1,V=C.line;e.options.lineWrapping||(V=Tt($t(ot(r,C.line))),r.iter(V,j.line+1,function(be){if(be==i.maxLine)return z=!0,!0})),r.sel.contains(t.from,t.to)>-1&&ge(e),Pa(r,t,n,po(e)),e.options.lineWrapping||(r.iter(V,C.line+t.text.length,function(be){var Me=wr(be);Me>i.maxLineLength&&(i.maxLine=be,i.maxLineLength=Me,i.maxLineChanged=!0,z=!1)}),z&&(e.curOp.updateMaxLine=!0)),aa(r,C.line),di(e,400);var Y=t.text.length-(j.line-C.line)-1;t.full?tr(e):C.line==j.line&&t.text.length==1&&!Io(e.doc,t)?zr(e,C.line,"text"):tr(e,C.line,j.line+1,Y);var oe=se(e,"changes"),ue=se(e,"change");if(ue||oe){var xe={from:C,to:j,text:t.text,removed:t.removed,origin:t.origin};ue&&Lt(e,"change",e,xe),oe&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(xe)}e.display.selForContextMenu=null}function In(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)),kn(e,{from:n,to:r,text:t,origin:i})}function qo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function es(e,t,n,r){for(var i=0;i<e.length;++i){var C=e[i],j=!0;if(C.ranges){C.copied||(C=e[i]=C.deepCopy(),C.copied=!0);for(var z=0;z<C.ranges.length;z++)qo(C.ranges[z].anchor,t,n,r),qo(C.ranges[z].head,t,n,r);continue}for(var V=0;V<C.changes.length;++V){var Y=C.changes[V];if(n<Y.from.line)Y.from=Fe(Y.from.line+r,Y.from.ch),Y.to=Fe(Y.to.line+r,Y.to.ch);else if(t<=Y.to.line){j=!1;break}}j||(e.splice(0,i+1),i=0)}}function ts(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;es(e.done,n,r,i),es(e.undone,n,r,i)}function mi(e,t,n,r){var i=t,C=t;return typeof t=="number"?C=ot(e,_i(e,t)):i=Tt(t),i==null?null:(r(C,i)&&e.cm&&zr(e.cm,i,n),C)}function pi(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}pi.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,Xa(i),Lt(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 gi(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}gi.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),j=r.height;if(r.removeInner(e,C),this.height-=j-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 pi))){var z=[];this.collapse(z),this.children=[new pi(z)],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 j=i.lines.length%25+25,z=j;z<i.lines.length;){var V=new pi(i.lines.slice(z,z+=25));i.height-=V.height,this.children.splice(++r,0,V),V.parent=this}i.lines=i.lines.slice(0,j),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 gi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ee(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new gi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],C=i.chunkSize();if(e<C){var j=Math.min(t,C-e);if(i.iterN(e,j,n))return!0;if((t-=j)==0)break;e=0}else e-=C}}};var vi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};vi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Tt(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var C=ni(this);fr(n,Math.max(0,n.height-C)),e&&(sr(e,function(){rs(e,n,-C),zr(e,r,"widget")}),Lt(e,"lineWidgetCleared",e,this,r))},vi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ni(this)-t;if(!i)return;gr(this.doc,r)||fr(r,r.height+i),n&&sr(n,function(){n.curOp.forceUpdate=!0,rs(n,r,i),Lt(n,"lineWidgetChanged",n,e,Tt(r))})},ce(vi);function rs(e,t,n){vr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&wa(e,n)}function xl(e,t,n,r){var i=new vi(e,n,r),C=e.cm;return C&&i.noHScroll&&(C.display.alignWidgets=!0),mi(e,t,"widget",function(j){var z=j.widgets||(j.widgets=[]);if(i.insertAt==null?z.push(i):z.splice(Math.min(z.length-1,Math.max(0,i.insertAt)),0,i),i.line=j,C&&!gr(e,j)){var V=vr(j)<e.scrollTop;fr(j,j.height+ni(i)),V&&wa(C,i.height),C.curOp.forceUpdate=!0}return!0}),C&&Lt(C,"lineWidgetAdded",C,i,typeof t=="number"?t:Tt(t)),i}var ns=0,Qr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ns};Qr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&mn(e),se(this,"clear")){var n=this.find();n&&Lt(this,"clear",n.from,n.to)}for(var r=null,i=null,C=0;C<this.lines.length;++C){var j=this.lines[C],z=mr(j.markedSpans,this);e&&!this.collapsed?zr(e,Tt(j),"text"):e&&(z.to!=null&&(i=Tt(j)),z.from!=null&&(r=Tt(j))),j.markedSpans=Hr(j.markedSpans,z),z.from==null&&this.collapsed&&!gr(this.doc,j)&&e&&fr(j,An(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var Y=$t(this.lines[V]),oe=wr(Y);oe>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=oe,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&tr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Vo(e.doc)),e&&Lt(e,"markerCleared",e,this,r,i),t&&pn(e),this.parent&&this.parent.clear()},Qr.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],j=mr(C.markedSpans,this);if(j.from!=null&&(n=Fe(t?C:Tt(C),j.from),e==-1))return n;if(j.to!=null&&(r=Fe(t?C:Tt(C),j.to),e==1))return r}return n&&{from:n,to:r}},Qr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;sr(r,function(){var i=t.line,C=Tt(t.line),j=fa(r,C);if(j&&(oo(j),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!gr(n.doc,i)&&n.height!=null){var z=n.height;n.height=null;var V=ni(n)-z;V&&fr(i,i.height+V)}Lt(r,"markerChanged",r,e)})},Qr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ee(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Qr.prototype.detachLine=function(e){if(this.lines.splice(ee(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ce(Qr);function Un(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Wt(e.cm,Un)(e,t,n,r,i);var C=new Qr(e,i),j=ft(t,n);if(r&&k(r,C,!1),j>0||j==0&&C.clearWhenEmpty!==!1)return C;if(C.replacedWith&&(C.collapsed=!0,C.widgetNode=x("span",[C.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||C.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(C.widgetNode.insertLeft=!0)),C.collapsed){if(Or(e,t.line,t,n,C)||t.line!=n.line&&Or(e,n.line,t,n,C))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}C.addToHistory&&Bo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var z=t.line,V=e.cm,Y;if(e.iter(z,n.line+1,function(ue){V&&C.collapsed&&!V.options.lineWrapping&&$t(ue)==V.display.maxLine&&(Y=!0),C.collapsed&&z!=t.line&&fr(ue,0),sa(ue,new rn(C,z==t.line?t.ch:null,z==n.line?n.ch:null)),++z}),C.collapsed&&e.iter(t.line,n.line+1,function(ue){gr(e,ue)&&fr(ue,0)}),C.clearOnEnter&&Te(C,"beforeCursorEnter",function(){return C.clear()}),C.readOnly&&(Di(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),C.collapsed&&(C.id=++ns,C.atomic=!0),V){if(Y&&(V.curOp.updateMaxLine=!0),C.collapsed)tr(V,t.line,n.line+1);else if(C.className||C.startStyle||C.endStyle||C.css||C.attributes||C.title)for(var oe=t.line;oe<=n.line;oe++)zr(V,oe,"text");C.atomic&&Vo(V.doc),Lt(V,"markerAdded",V,C)}return C}var yi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};yi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Lt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},ce(yi);function Tl(e,t,n,r,i){r=k(r),r.shared=!1;var C=[Un(e,t,n,r,i)],j=C[0],z=r.widgetNode;return $r(e,function(V){z&&(r.widgetNode=z.cloneNode(!0)),C.push(Un(V,ht(V,t),ht(V,n),r,i));for(var Y=0;Y<V.linked.length;++Y)if(V.linked[Y].isParent)return;j=$(C)}),new yi(C,j)}function 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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=ot(e.doc,i.line).text;if(C){if(i.ch==C.length&&(i=new Fe(i.line,i.ch-1)),i.ch>0)i=new Fe(i.line,i.ch+1),e.replaceRange(C.charAt(i.ch-1)+C.charAt(i.ch-2),Fe(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var j=ot(e.doc,i.line-1).text;j&&(i=new Fe(i.line,1),e.replaceRange(C.charAt(0)+e.doc.lineSeparator()+j.charAt(j.length-1),Fe(i.line-1,j.length-1),i,"+transpose"))}}n.push(new St(i,i))}e.setSelections(n)})},newlineAndIndent:function(e){return sr(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);On(e)})},openLine:function(e){return e.replaceSelection(`
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i=e.state.keySeq;if(i){if(us(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())}),ms(e,i+" "+t,n,r))return!0}return ms(e,t,n,r)}function ms(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&Lt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(Q(n),xa(e)),!!i}function ps(e,t){var n=cs(t,!0);return n?t.shiftKey&&!e.state.keySeq?Ti(e,"Shift-"+n,t,function(r){return qi(e,r,!0)})||Ti(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return qi(e,r)}):Ti(e,n,t,function(r){return qi(e,r)}):!1}function Fl(e,t,n){return Ti(e,"'"+n+"'",t,function(r){return qi(e,r,!0)})}var Ba=null;function gs(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=D(),Ue(t,e))return;F&&I<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var r=ps(t,e);g&&(Ba=r?n:null,!r&&n==88&&!_t&&(l?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),L&&!l&&!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;U(t,"CodeMirror-crosshair");function n(r){(r.keyCode==18||!r.altKey)&&(m(t,"CodeMirror-crosshair"),Ge(document,"keyup",n),Ge(document,"mouseover",n))}Te(document,"keyup",n),Te(document,"mouseover",n)}function vs(e){e.keyCode==16&&(this.doc.sel.shift=!1),Ue(this,e)}function ys(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(Pr(t.display,e)||Ue(t,e)||e.ctrlKey&&!e.altKey||l&&e.metaKey)return;var n=e.keyCode,r=e.charCode;if(g&&n==Ba){Ba=null,Q(e);return}if(g&&(!e.which||e.which<10)&&ps(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,ja=function(e,t,n){this.time=e,this.pos=t,this.button=n};ja.prototype.compare=function(e,t,n){return this.time+jl>e&&ft(t,this.pos)==0&&n==this.button};var Si,wi;function Wl(e,t){var n=+new Date;return wi&&wi.compare(n,e,t)?(Si=wi=null,"triple"):Si&&Si.compare(n,e,t)?(wi=new ja(n,e,t),Si=null,"double"):(Si=new ja(n,e,t),wi=null,"single")}function bs(e){var t=this,n=t.display;if(Ue(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Pr(n,e)){R||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Wa(t,e))return;var r=dn(t,e),i=Re(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):Se(e)==n.scroller&&Q(e):i==2?(r&&Xi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(A?t.display.input.onContextMenu(e):Eo(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,Ti(e,ds(C,i),i,function(j){if(typeof j=="string"&&(j=xi[j]),!j)return!1;var z=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),z=j(e,n)!=ye}finally{e.state.suppressEdits=!1}return z})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var C=s?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=l?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(l?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){F?setTimeout(M(bo,e),0):e.curOp.focus=D();var i=Kl(e,n,r),C=e.doc.sel,j;e.options.dragDrop&&Pe&&!e.isReadOnly()&&n=="single"&&(j=C.contains(t))>-1&&(ft((j=C.ranges[j]).from(),t)<0||t.xRel>0)&&(ft(j.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,j=Wt(e,function(Y){R&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ge(i.wrapper.ownerDocument,"mouseup",j),Ge(i.wrapper.ownerDocument,"mousemove",z),Ge(i.scroller,"dragstart",V),Ge(i.scroller,"drop",j),C||(Q(Y),r.addNew||Xi(e.doc,n,null,null,r.extend),R&&!P||F&&I==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),z=function(Y){C=C||Math.abs(t.clientX-Y.clientX)+Math.abs(t.clientY-Y.clientY)>=10},V=function(){return C=!0};R&&(i.scroller.draggable=!0),e.state.draggingText=j,j.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Te(i.wrapper.ownerDocument,"mouseup",j),Te(i.wrapper.ownerDocument,"mousemove",z),Te(i.scroller,"dragstart",V),Te(i.scroller,"drop",j),Eo(e),setTimeout(function(){return i.input.focus()},20)}function Es(e,t,n){if(n=="char")return new St(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new St(Fe(t.line,0),ht(e.doc,Fe(t.line+1,0)));var r=n(e,t);return new St(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,C=e.doc;Q(t);var j,z,V=C.sel,Y=V.ranges;if(r.addNew&&!r.extend?(z=C.sel.contains(n),z>-1?j=Y[z]:j=new St(n,n)):(j=C.sel.primary(),z=C.sel.primIndex),r.unit=="rectangle")r.addNew||(j=new St(n,n)),n=dn(e,t,!0,!0),z=-1;else{var oe=Es(e,n,r.unit);r.extend?j=ka(j,oe.anchor,oe.head,r.extend):j=oe}r.addNew?z==-1?(z=Y.length,Qt(C,br(e,Y.concat([j]),z),{scroll:!1,origin:"*mouse"})):Y.length>1&&Y[z].empty()&&r.unit=="char"&&!r.extend?(Qt(C,br(e,Y.slice(0,z).concat(Y.slice(z+1)),0),{scroll:!1,origin:"*mouse"}),V=C.sel):Ia(C,z,j,he):(z=0,Qt(C,new dr([j],0),he),V=C.sel);var ue=n;function xe(Je){if(ft(ue,Je)==0)return;if(ue=Je,r.unit=="rectangle"){for(var nt=[],ct=e.options.tabSize,lt=H(ot(C,n.line).text,n.ch,ct),vt=H(ot(C,Je.line).text,Je.ch,ct),Dt=Math.min(lt,vt),Kt=Math.max(lt,vt),Mt=Math.min(n.line,Je.line),lr=Math.min(e.lastLine(),Math.max(n.line,Je.line));Mt<=lr;Mt++){var nr=ot(C,Mt).text,Ft=de(nr,Dt,ct);Dt==Kt?nt.push(new St(Fe(Mt,Ft),Fe(Mt,Ft))):nr.length>Ft&&nt.push(new St(Fe(Mt,Ft),Fe(Mt,de(nr,Kt,ct))))}nt.length||nt.push(new St(n,n)),Qt(C,br(e,V.ranges.slice(0,z).concat(nt),z),{origin:"*mouse",scroll:!1}),e.scrollIntoView(Je)}else{var ir=j,Yt=Es(e,Je,r.unit),jt=ir.anchor,Bt;ft(Yt.anchor,jt)>0?(Bt=Yt.head,jt=en(ir.from(),Yt.anchor)):(Bt=Yt.anchor,jt=xn(ir.to(),Yt.head));var It=V.ranges.slice(0);It[z]=Xl(e,new St(ht(C,jt),Bt)),Qt(C,br(e,It,z),he)}}var be=i.wrapper.getBoundingClientRect(),Me=0;function Ne(Je){var nt=++Me,ct=dn(e,Je,!0,r.unit=="rectangle");if(!ct)return;if(ft(ct,ue)!=0){e.curOp.focus=D(),xe(ct);var lt=Wi(i,C);(ct.line>=lt.to||ct.line<lt.from)&&setTimeout(Wt(e,function(){Me==nt&&Ne(Je)}),150)}else{var vt=Je.clientY<be.top?-20:Je.clientY>be.bottom?20:0;vt&&setTimeout(Wt(e,function(){if(Me!=nt)return;i.scroller.scrollTop+=vt,Ne(Je)}),50)}}function Ke(Je){e.state.selectingText=!1,Me=Infinity,Je&&(Q(Je),i.input.focus()),Ge(i.wrapper.ownerDocument,"mousemove",Qe),Ge(i.wrapper.ownerDocument,"mouseup",tt),C.history.lastSelOrigin=null}var Qe=Wt(e,function(Je){Je.buttons===0||!Re(Je)?Ke(Je):Ne(Je)}),tt=Wt(e,Ke);e.state.selectingText=tt,Te(i.wrapper.ownerDocument,"mousemove",Qe),Te(i.wrapper.ownerDocument,"mouseup",tt)}function Xl(e,t){var n=t.anchor,r=t.head,i=ot(e.doc,n.line);if(ft(n,r)==0&&n.sticky==r.sticky)return t;var C=Ye(i);if(!C)return t;var j=je(C,n.ch,n.sticky),z=C[j];if(z.from!=n.ch&&z.to!=n.ch)return t;var V=j+(z.from==n.ch==(z.level!=1)?0:1);if(V==0||V==C.length)return t;var Y;if(r.line!=n.line)Y=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var oe=je(C,r.ch,r.sticky),ue=oe-j||(r.ch-n.ch)*(z.level==1?-1:1);oe==V-1||oe==V?Y=ue<0:Y=ue>0}var xe=C[V+(Y?-1:0)],be=Y==(xe.level==1),Me=be?xe.from:xe.to,Ne=be?"after":"before";return n.ch==Me&&n.sticky==Ne?t:new St(new Fe(n.line,Me,Ne),r)}function xs(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(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Q(t);var j=e.display,z=j.lineDiv.getBoundingClientRect();if(C>z.bottom||!se(e,n))return re(t);C-=z.top-j.viewOffset;for(var V=0;V<e.display.gutterSpecs.length;++V){var Y=j.gutters.childNodes[V];if(Y&&Y.getBoundingClientRect().right>=i){var oe=Dr(e.doc,C),ue=e.display.gutterSpecs[V];return _e(e,n,e,oe,ue.className,t),re(t)}}}function Wa(e,t){return xs(e,t,"gutterClick",!0)}function Ts(e,t){if(Pr(e.display,t)||Yl(e,t))return;if(Ue(e,t,"contextmenu"))return;A||e.display.input.onContextMenu(t)}function Yl(e,t){return se(e,"gutterContextMenu")?xs(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-"),ii(e)}var Bn={toString:function(){return"CodeMirror.Init"}},ws={},ea={};function $l(e){var t=e.optionHandlers;function n(r,i,C,j){e.defaults[r]=i,C&&(t[r]=j?function(z,V,Y){Y!=Bn&&C(z,V,Y)}:C)}e.defineOption=n,e.Init=Bn,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,Ra(r)},!0),n("indentUnit",2,Ra,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,function(r){fi(r),ii(r),tr(r)},!0),n("lineSeparator",null,function(r,i){if(r.doc.lineSep=i,!i)return;var C=[],j=r.doc.first;r.doc.iter(function(V){for(var Y=0;;){var oe=V.text.indexOf(i,Y);if(oe==-1)break;Y=oe+i.length,C.push(Fe(j,oe))}j++});for(var z=C.length-1;z>=0;z--)In(r.doc,i,C[z],Fe(C[z].line,C[z].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!=Bn&&r.refresh()}),n("specialCharPlaceholder",mt,function(r){return r.refresh()},!0),n("electricChars",!0),n("inputStyle",a?"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",!_),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){Ss(r),ci(r)},!0),n("keyMap","default",function(r,i,C){var j=Zi(i),z=C!=Bn&&Zi(C);z&&z.detach&&z.detach(r,j),j.attach&&j.attach(r,z||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Jl,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Da(i,r.options.lineNumbers),ci(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?ba(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return Rn(r)},!0),n("scrollbarStyle","native",function(r){_o(r),Rn(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=Da(r.options.gutters,i),ci(r)},!0),n("firstLineNumber",1,ci,!0),n("lineNumberFormatter",function(r){return r},ci,!0),n("showCursorWhenSelecting",!1,ai,!0),n("resetSelectionOnContextMenu",!0),n("lineWiseCopyCut",!0),n("pasteLinesPerSelection",!0),n("selectionsMayTouch",!1),n("readOnly",!1,function(r,i){i=="nocursor"&&(Dn(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,ai,!0),n("singleCursorHeightPerLine",!0,ai,!0),n("workTime",100),n("workDelay",100),n("flattenSpans",!0,fi,!0),n("addModeClass",!1,fi,!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,fi,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Ql(e,t,n){var r=n&&n!=Bn;if(!t!=!r){var i=e.display.dragFunctions,C=t?Te:Ge;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?(U(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(m(e.display.wrapper,"CodeMirror-wrap"),ti(e)),Ea(e),tr(e),ii(e),setTimeout(function(){return Rn(e)},100)}function Pt(e,t){var n=this;if(!(this instanceof Pt))return new Pt(e,t);this.options=t=t?k(t):{},k(ws,t,!1);var r=t.value;typeof r=="string"?r=new rr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Pt.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"),_o(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new X,keySeq:null,specialChars:null},t.autofocus&&!a&&C.input.focus(),F&&I<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Dl(),mn(this),this.curOp.forceUpdate=!0,Uo(this,r),t.autofocus&&!a||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Ta(n)},20):Dn(this);for(var j in ea)ea.hasOwnProperty(j)&&ea[j](this,t[j],Bn);Do(this),t.finishInit&&t.finishInit(this);for(var z=0;z<Ha.length;++z)Ha[z](this);pn(this),R&&t.lineWrapping&&getComputedStyle(C.lineDiv).textRendering=="optimizelegibility"&&(C.lineDiv.style.textRendering="auto")}Pt.defaults=ws,Pt.optionHandlers=ea;function Zl(e){var t=e.display;Te(t.scroller,"mousedown",Wt(e,bs)),F&&I<11?Te(t.scroller,"dblclick",Wt(e,function(V){if(Ue(e,V))return;var Y=dn(e,V);if(!Y||Wa(e,V)||Pr(e.display,V))return;Q(V);var oe=e.findWordAt(Y);Xi(e.doc,oe.anchor,oe.head)})):Te(t.scroller,"dblclick",function(V){return Ue(e,V)||Q(V)}),Te(t.scroller,"contextmenu",function(V){return Ts(e,V)}),Te(t.input.getField(),"contextmenu",function(V){t.scroller.contains(V.target)||Ts(e,V)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function C(V){if(V.touches.length!=1)return!1;var Y=V.touches[0];return Y.radiusX<=1&&Y.radiusY<=1}function j(V,Y){if(Y.left==null)return!0;var oe=Y.left-V.left,ue=Y.top-V.top;return oe*oe+ue*ue>20*20}Te(t.scroller,"touchstart",function(V){if(!Ue(e,V)&&!C(V)&&!Wa(e,V)){t.input.ensurePolled(),clearTimeout(n);var Y=+new Date;t.activeTouch={start:Y,moved:!1,prev:Y-r.end<=300?r:null},V.touches.length==1&&(t.activeTouch.left=V.touches[0].pageX,t.activeTouch.top=V.touches[0].pageY)}}),Te(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Te(t.scroller,"touchend",function(V){var Y=t.activeTouch;if(Y&&!Pr(t,V)&&Y.left!=null&&!Y.moved&&new Date-Y.start<300){var oe=e.coordsChar(t.activeTouch,"page"),ue;!Y.prev||j(Y,Y.prev)?ue=new St(oe,oe):!Y.prev.prev||j(Y,Y.prev.prev)?ue=e.findWordAt(oe):ue=new St(Fe(oe.line,0),ht(e.doc,Fe(oe.line+1,0))),e.setSelection(ue.anchor,ue.head),e.focus(),Q(V)}i()}),Te(t.scroller,"touchcancel",i),Te(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),fn(e,t.scroller.scrollLeft,!0),_e(e,"scroll",e))}),Te(t.scroller,"mousewheel",function(V){return Po(e,V)}),Te(t.scroller,"DOMMouseScroll",function(V){return Po(e,V)}),Te(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(V){Ue(e,V)||le(V)},over:function(V){Ue(e,V)||(Ll(e,V),le(V))},start:function(V){return Al(e,V)},drop:Wt(e,_l),leave:function(V){Ue(e,V)||os(e)}};var z=t.input.getField();Te(z,"keyup",function(V){return vs.call(e,V)}),Te(z,"keydown",Wt(e,gs)),Te(z,"keypress",Wt(e,ys)),Te(z,"focus",function(V){return Ta(e,V)}),Te(z,"blur",function(V){return Dn(e,V)})}var Ha=[];Pt.defineInitHook=function(e){return Ha.push(e)};function Ci(e,t,n,r){var i=e.doc,C;n==null&&(n="add"),n=="smart"&&(i.mode.indent?C=tn(e,t).state:n="prev");var j=e.options.tabSize,z=ot(i,t),V=H(z.text,null,j);z.stateAfter&&(z.stateAfter=null);var Y=z.text.match(/^\s*/)[0],oe;if(!r&&!/\S/.test(z.text))oe=0,n="not";else if(n=="smart"&&(oe=i.mode.indent(C,z.text.slice(Y.length),z.text),oe==ye||oe>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?oe=H(ot(i,t-1).text,null,j):oe=0:n=="add"?oe=V+e.options.indentUnit:n=="subtract"?oe=V-e.options.indentUnit:typeof n=="number"&&(oe=V+n),oe=Math.max(0,oe);var ue="",xe=0;if(e.options.indentWithTabs)for(var be=Math.floor(oe/j);be;--be)xe+=j,ue+="	";if(xe<oe&&(ue+=me(oe-xe)),ue!=Y)return In(i,ue,Fe(t,0),Fe(t,Y.length),"+input"),z.stateAfter=null,!0;for(var Me=0;Me<i.sel.ranges.length;Me++){var Ne=i.sel.ranges[Me];if(Ne.head.line==t&&Ne.head.ch<Y.length){var Ke=Fe(t,Y.length);Ia(i,Me,new St(Ke,Ke));break}}}var Er=null;function ta(e){Er=e}function Ka(e,t,n,r,i){var C=e.doc;e.display.shift=!1,r||(r=C.sel);var j=+new Date-200,z=i=="paste"||e.state.pasteIncoming>j,V=st(t),Y=null;if(z&&r.ranges.length>1)if(Er&&Er.text.join(`
`)==t){if(r.ranges.length%Er.text.length==0){Y=[];for(var oe=0;oe<Er.text.length;oe++)Y.push(C.splitLines(Er.text[oe]))}}else V.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(Y=ie(V,function(Qe){return[Qe]}));for(var ue=e.curOp.updateInput,xe=r.ranges.length-1;xe>=0;xe--){var be=r.ranges[xe],Me=be.from(),Ne=be.to();be.empty()&&(n&&n>0?Me=Fe(Me.line,Me.ch-n):e.state.overwrite&&!z?Ne=Fe(Ne.line,Math.min(ot(C,Ne.line).text.length,Ne.ch+$(V).length)):z&&Er&&Er.lineWise&&Er.text.join(`
`)==V.join(`
`)&&(Me=Ne=Fe(Me.line,0)));var Ke={from:Me,to:Ne,text:Y?Y[xe%Y.length]:V,origin:i||(z?"paste":e.state.cutIncoming>j?"cut":"+input")};kn(e.doc,Ke),Lt(e,"inputRead",e,Ke)}t&&!z&&_s(e,t),On(e),e.curOp.updateInput<2&&(e.curOp.updateInput=ue),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&&sr(t,function(){return Ka(t,n,0,null,"paste")}),!0}function _s(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),j=!1;if(C.electricChars){for(var z=0;z<C.electricChars.length;z++)if(t.indexOf(C.electricChars.charAt(z))>-1){j=Ci(e,i.head.line,"smart");break}}else C.electricInput&&(C.electricInput.test(ot(e.doc,i.head.line).text.slice(0,i.head.ch))&&(j=Ci(e,i.head.line,"smart")));j&&Lt(e,"electricInput",e,i.head.line)}}function As(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:Fe(i,0),head:Fe(i+1,0)};n.push(C),t.push(e.getRange(C.anchor,C.head))}return{text:t,ranges:n}}function Ls(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ds(){var e=o("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=o("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return R?e.style.width="1000px":e.setAttribute("wrap","off"),v&&(e.style.border="1px solid black"),Ls(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,j=C[r];if(C[r]==i&&r!="mode")return;C[r]=i,t.hasOwnProperty(r)&&Wt(this,t[r])(this,i,j),_e(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](Zi(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:qt(function(r,i){var C=r.token?r:e.getMode(this.options,r);if(C.startState)throw new Error("Overlays may not be stateful.");te(this.state.overlays,{mode:C,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(j){return j.priority}),this.state.modeGen++,tr(this)}),removeOverlay:qt(function(r){for(var i=this.state.overlays,C=0;C<i.length;++C){var j=i[C].modeSpec;if(j==r||typeof r=="string"&&j.name==r){i.splice(C,1),this.state.modeGen++,tr(this);return}}}),indentLine:qt(function(r,i,C){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Nr(this.doc,r)&&Ci(this,r,i,C)}),indentSelection:qt(function(r){for(var i=this.doc.sel.ranges,C=-1,j=0;j<i.length;j++){var z=i[j];if(z.empty())z.head.line>C&&(Ci(this,z.head.line,r,!0),C=z.head.line,j==this.doc.sel.primIndex&&On(this));else{var V=z.from(),Y=z.to(),oe=Math.max(C,V.line);C=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var ue=oe;ue<C;++ue)Ci(this,ue,r);var xe=this.doc.sel.ranges;V.ch==0&&i.length==xe.length&&xe[j].from().ch>0&&Ia(this.doc,j,new St(V,xe[j].to()),pe)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,Fe(r),i,!0)},getTokenTypeAt:function(r){r=ht(this.doc,r);var i=He(this,ot(this.doc,r.line)),C=0,j=(i.length-1)/2,z=r.ch,V;if(z==0)V=i[2];else for(;;){var Y=C+j>>1;if((Y?i[Y*2-1]:0)>=z)j=Y;else if(i[Y*2+1]<z)C=Y+1;else{V=i[Y*2+2];break}}var oe=V?V.indexOf("overlay "):-1;return oe<0?V:oe==0?null:V.slice(0,oe-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 j=n[i],z=this.getModeAt(r);if(typeof z[i]=="string")j[z[i]]&&C.push(j[z[i]]);else if(z[i])for(var V=0;V<z[i].length;V++){var Y=j[z[i][V]];Y&&C.push(Y)}else z.helperType&&j[z.helperType]?C.push(j[z.helperType]):j[z.name]&&C.push(j[z.name]);for(var oe=0;oe<j._global.length;oe++){var ue=j._global[oe];ue.pred(z,this)&&ee(C,ue.val)==-1&&C.push(ue.val)}return C},getStateAfter:function(r,i){var C=this.doc;return r=_i(C,r==null?C.first+C.size-1:r),tn(this,r+1,i).state},cursorCoords:function(r,i){var C,j=this.doc.sel.primary();return r==null?C=j.head:typeof r=="object"?C=ht(this.doc,r):C=r?j.from():j.to(),yr(this,C,i||"page")},charCoords:function(r,i){return ma(this,ht(this.doc,r),i||"page")},coordsChar:function(r,i){return r=co(this,r,i||"page"),ga(this,r.left,r.top)},lineAtHeight:function(r,i){return r=co(this,{top:r,left:0},i||"page").top,Dr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,C){var j=!1,z;if(typeof r=="number"){var V=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>V&&(r=V,j=!0),z=ot(this.doc,r)}else z=r;return Ni(this,z,{top:0,left:0},i||"page",C||j).top+(j?this.doc.height-vr(z):0)},defaultTextHeight:function(){return An(this.display)},defaultCharWidth:function(){return Ln(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,C,j,z){var V=this.display;r=yr(this,ht(this.doc,r));var Y=r.bottom,oe=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),V.sizer.appendChild(i),j=="over")Y=r.top;else if(j=="above"||j=="near"){var ue=Math.max(V.wrapper.clientHeight,this.doc.height),xe=Math.max(V.sizer.clientWidth,V.lineSpace.clientWidth);(j=="above"||r.bottom+i.offsetHeight>ue)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ue&&(Y=r.bottom),oe+i.offsetWidth>xe&&(oe=xe-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",z=="right"?(oe=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(z=="left"?oe=0:z=="middle"&&(oe=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=oe+"px"),C&&Qs(this,{left:oe,top:Y,right:oe+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:qt(gs),triggerOnKeyPress:qt(ys),triggerOnKeyUp:vs,triggerOnMouseDown:qt(bs),execCommand:function(r){if(xi.hasOwnProperty(r))return xi[r].call(null,this)},triggerElectric:qt(function(r){_s(this,r)}),findPosH:function(r,i,C,j){var z=1;i<0&&(z=-1,i=-i);for(var V=ht(this.doc,r),Y=0;Y<i&&!(V=Ga(this.doc,V,z,C,j),V.hitSide);++Y);return V},moveH:qt(function(r,i){var C=this;this.extendSelectionsBy(function(j){return C.display.shift||C.doc.extend||j.empty()?Ga(C.doc,j.head,r,i,C.options.rtlMoveVisually):r<0?j.from():j.to()},fe)}),deleteH:qt(function(r,i){var C=this.doc.sel,j=this.doc;C.somethingSelected()?j.replaceSelection("",null,"+delete"):Fn(this,function(z){var V=Ga(j,z.head,r,i,!1);return r<0?{from:V,to:z.head}:{from:z.head,to:V}})}),findPosV:function(r,i,C,j){var z=1,V=j;i<0&&(z=-1,i=-i);for(var Y=ht(this.doc,r),oe=0;oe<i;++oe){var ue=yr(this,Y,"div");if(V==null?V=ue.left:ue.left=V,Y=Os(this,ue,z,C),Y.hitSide)break}return Y},moveV:qt(function(r,i){var C=this,j=this.doc,z=[],V=!this.display.shift&&!j.extend&&j.sel.somethingSelected();if(j.extendSelectionsBy(function(oe){if(V)return r<0?oe.from():oe.to();var ue=yr(C,oe.head,"div");oe.goalColumn!=null&&(ue.left=oe.goalColumn),z.push(ue.left);var xe=Os(C,ue,r,i);return i=="page"&&oe==j.sel.primary()&&wa(C,ma(C,xe,"div").top-ue.top),xe},fe),z.length)for(var Y=0;Y<j.sel.ranges.length;Y++)j.sel.ranges[Y].goalColumn=z[Y]}),findWordAt:function(r){var i=this.doc,C=ot(i,r.line).text,j=r.ch,z=r.ch;if(C){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||z==C.length)&&j?--j:++z;for(var Y=C.charAt(j),oe=Ae(Y,V)?function(ue){return Ae(ue,V)}:/\s/.test(Y)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!Ae(ue)};j>0&&oe(C.charAt(j-1));)--j;for(;z<C.length&&oe(C.charAt(z));)++z}return new St(Fe(r.line,j),Fe(r.line,z))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):m(this.display.cursorDiv,"CodeMirror-overwrite"),_e(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==D()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:qt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Cr(this)-this.display.barHeight,width:r.scrollWidth-Cr(this)-this.display.barWidth,clientHeight:ca(this),clientWidth:ln(this)}},scrollIntoView:qt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Fe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):To(this,r.from,r.to,r.margin)}),setSize:qt(function(r,i){var C=this,j=function(V){return typeof V=="number"||/^\d+$/.test(String(V))?V+"px":V};r!=null&&(this.display.wrapper.style.width=j(r)),i!=null&&(this.display.wrapper.style.height=j(i)),this.options.lineWrapping&&so(this);var z=this.display.viewFrom;this.doc.iter(z,this.display.viewTo,function(V){if(V.widgets){for(var Y=0;Y<V.widgets.length;Y++)if(V.widgets[Y].noHScroll){zr(C,z,"widget");break}}++z}),this.curOp.forceUpdate=!0,_e(this,"refresh",this)}),operation:function(r){return sr(this,r)},startOperation:function(){return mn(this)},endOperation:function(){return pn(this)},refresh:qt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ii(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),Aa(this.display),(r==null||Math.abs(r-An(this.display))>.5||this.options.lineWrapping)&&Ea(this),_e(this,"refresh",this)}),swapDoc:qt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Uo(this,r),ii(this),this.display.input.reset(),oi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Lt(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ce(e),e.registerHelper=function(r,i,C){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=C},e.registerGlobalHelper=function(r,i,C,j){e.registerHelper(r,i,j),n[r]._global.push({pred:C,val:j})}}function Ga(e,t,n,r,i){var C=t,j=n,z=ot(e,t.line),V=i&&e.direction=="rtl"?-n:n;function Y(){var tt=t.line+V;return tt<e.first||tt>=e.first+e.size?!1:(t=new Fe(tt,t.ch,t.sticky),z=ot(e,tt))}function oe(tt){var Je;if(r=="codepoint"){var nt=z.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(nt)?Je=null:Je=new Fe(t.line,Math.max(0,Math.min(z.text.length,t.ch+n*(nt>=55296&&nt<56320?2:1))),-n)}else i?Je=kl(e.cm,z,t,n):Je=Na(z,t,n);if(Je==null)if(!tt&&Y())t=Fa(i,e.cm,z,t.line,V);else return!1;else t=Je;return!0}if(r=="char"||r=="codepoint")oe();else if(r=="column")oe(!0);else if(r=="word"||r=="group")for(var ue=null,xe=r=="group",be=e.cm&&e.cm.getHelper(t,"wordChars"),Me=!0;!(n<0&&!oe(!Me));Me=!1){var Ne=z.text.charAt(t.ch)||`
`,Ke=Ae(Ne,be)?"w":xe&&Ne==`
`?"n":!xe||/\s/.test(Ne)?null:"p";if(xe&&!Me&&!Ke&&(Ke="s"),ue&&ue!=Ke){n<0&&(n=1,oe(),t.sticky="after");break}if(Ke&&(ue=Ke),n>0&&!oe(!Me))break}var Qe=$i(e,t,C,j,!0);return qr(C,Qe)&&(Qe.hitSide=!0),Qe}function Os(e,t,n,r){var i=e.doc,C=t.left,j;if(r=="page"){var z=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(z-.5*An(e.display),3);j=(n>0?t.bottom:t.top)+n*V}else r=="line"&&(j=n>0?t.bottom+3:t.top-3);for(var Y;!(Y=ga(e,C,j),!Y.outside);){if(n<0?j<=0:j>=i.height){Y.hitSide=!0;break}j+=n*5}return Y}var Ct=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new X,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Ct.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Ls(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function C(z){for(var V=z.target;V;V=V.parentNode){if(V==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(V.className))break}return!1}Te(i,"paste",function(z){if(!C(z)||Ue(r,z)||Cs(z,r))return;I<=11&&setTimeout(Wt(r,function(){return t.updateFromDOM()}),20)}),Te(i,"compositionstart",function(z){t.composing={data:z.data,done:!1}}),Te(i,"compositionupdate",function(z){t.composing||(t.composing={data:z.data,done:!1})}),Te(i,"compositionend",function(z){t.composing&&(z.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Te(i,"touchstart",function(){return n.forceCompositionEnd()}),Te(i,"input",function(){t.composing||t.readFromDOMSoon()});function j(z){if(!C(z)||Ue(r,z))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),z.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=As(r);ta({lineWise:!0,text:V.text}),z.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,pe),r.replaceSelection("",null,"cut")})}else return;if(z.clipboardData){z.clipboardData.clearData();var Y=Er.text.join(`
`);if(z.clipboardData.setData("Text",Y),z.clipboardData.getData("Text")==Y){z.preventDefault();return}}var oe=Ds(),ue=oe.firstChild;r.display.lineSpace.insertBefore(oe,r.display.lineSpace.firstChild),ue.value=Er.text.join(`
`);var xe=document.activeElement;W(ue),setTimeout(function(){r.display.lineSpace.removeChild(oe),xe.focus(),xe==i&&n.showPrimarySelection()},50)}Te(i,"copy",j),Te(i,"cut",j)},Ct.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ct.prototype.prepareSelection=function(){var e=vo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Ct.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Ct.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Ct.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=ra(t,e.anchorNode,e.anchorOffset),j=ra(t,e.focusNode,e.focusOffset);if(C&&!C.bad&&j&&!j.bad&&ft(en(C,j),r)==0&&ft(xn(C,j),i)==0)return;var z=t.display.view,V=r.line>=t.display.viewFrom&&Rs(t,r)||{node:z[0].measure.map[2],offset:0},Y=i.line<t.display.viewTo&&Rs(t,i);if(!Y){var oe=z[z.length-1].measure,ue=oe.maps?oe.maps[oe.maps.length-1]:oe.map;Y={node:ue[ue.length-1],offset:ue[ue.length-2]-ue[ue.length-3]}}if(!V||!Y){e.removeAllRanges();return}var xe=e.rangeCount&&e.getRangeAt(0),be;try{be=y(V.node,V.offset,Y.offset,Y.node)}catch(Me){}be&&(!L&&t.state.focused?(e.collapse(V.node,V.offset),be.collapsed||(e.removeAllRanges(),e.addRange(be))):(e.removeAllRanges(),e.addRange(be)),xe&&e.anchorNode==null?e.addRange(xe):L&&this.startGracePeriod()),this.rememberSelection()},Ct.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)},Ct.prototype.showMultipleSelections=function(e){u(this.cm.display.cursorDiv,e.cursors),u(this.cm.display.selectionDiv,e.selection)},Ct.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Ct.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return p(this.div,t)},Ct.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Ct.prototype.blur=function(){this.div.blur()},Ct.prototype.getField=function(){return this.div},Ct.prototype.supportsTouch=function(){return!0},Ct.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():sr(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)},Ct.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Ct.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&h&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=ra(t,e.anchorNode,e.anchorOffset),r=ra(t,e.focusNode,e.focusOffset);n&&r&&sr(t,function(){Qt(t.doc,Xr(n,r),pe),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Ct.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,ot(e.doc,r.line-1).length)),i.ch==ot(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var C,j,z;r.line==t.viewFrom||(C=cn(e,r.line))==0?(j=Tt(t.view[0].line),z=t.view[0].node):(j=Tt(t.view[C].line),z=t.view[C-1].node.nextSibling);var V=cn(e,i.line),Y,oe;if(V==t.view.length-1?(Y=t.viewTo-1,oe=t.lineDiv.lastChild):(Y=Tt(t.view[V+1].line)-1,oe=t.view[V+1].node.previousSibling),!z)return!1;for(var ue=e.doc.splitLines(tu(e,z,oe,j,Y)),xe=Lr(e.doc,Fe(j,0),Fe(Y,ot(e.doc,Y).text.length));ue.length>1&&xe.length>1;)if($(ue)==$(xe))ue.pop(),xe.pop(),Y--;else if(ue[0]==xe[0])ue.shift(),xe.shift(),j++;else break;for(var be=0,Me=0,Ne=ue[0],Ke=xe[0],Qe=Math.min(Ne.length,Ke.length);be<Qe&&Ne.charCodeAt(be)==Ke.charCodeAt(be);)++be;for(var tt=$(ue),Je=$(xe),nt=Math.min(tt.length-(ue.length==1?be:0),Je.length-(xe.length==1?be:0));Me<nt&&tt.charCodeAt(tt.length-Me-1)==Je.charCodeAt(Je.length-Me-1);)++Me;if(ue.length==1&&xe.length==1&&j==r.line)for(;be&&be>r.ch&&tt.charCodeAt(tt.length-Me-1)==Je.charCodeAt(Je.length-Me-1);)be--,Me++;ue[ue.length-1]=tt.slice(0,tt.length-Me).replace(/^\u200b+/,""),ue[0]=ue[0].slice(be).replace(/\u200b+$/,"");var ct=Fe(j,be),lt=Fe(Y,xe.length?$(xe).length-Me:0);if(ue.length>1||ue[0]||ft(ct,lt))return In(e.doc,ue,ct,lt,"+input"),!0},Ct.prototype.ensurePolled=function(){this.forceCompositionEnd()},Ct.prototype.reset=function(){this.forceCompositionEnd()},Ct.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Ct.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)},Ct.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&sr(this.cm,function(){return tr(e.cm)})},Ct.prototype.setUneditable=function(e){e.contentEditable="false"},Ct.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||Wt(this.cm,Ka)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},Ct.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},Ct.prototype.onContextMenu=function(){},Ct.prototype.resetPosition=function(){},Ct.prototype.needsContentAttribute=!0;function Rs(e,t){var n=fa(e,t.line);if(!n||n.hidden)return null;var r=ot(e.doc,t.line),i=ro(n,r,t.line),C=Ye(r,e.doc.direction),j="left";if(C){var z=je(C,t.ch);j=z%2?"right":"left"}var V=ao(i.map,t.ch,j);return V.offset=V.collapse=="right"?V.end:V.start,V}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function jn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var C="",j=!1,z=e.doc.lineSeparator(),V=!1;function Y(be){return function(Me){return Me.id==be}}function oe(){j&&(C+=z,V&&(C+=z),j=V=!1)}function ue(be){be&&(oe(),C+=be)}function xe(be){if(be.nodeType==1){var Me=be.getAttribute("cm-text");if(Me){ue(Me);return}var Ne=be.getAttribute("cm-marker"),Ke;if(Ne){var Qe=e.findMarks(Fe(r,0),Fe(i+1,0),Y(+Ne));Qe.length&&(Ke=Qe[0].find(0))&&ue(Lr(e.doc,Ke.from,Ke.to).join(z));return}if(be.getAttribute("contenteditable")=="false")return;var tt=/^(pre|div|p|li|table|br)$/i.test(be.nodeName);if(!/^br$/i.test(be.nodeName)&&be.textContent.length==0)return;tt&&oe();for(var Je=0;Je<be.childNodes.length;Je++)xe(be.childNodes[Je]);/^(pre|p)$/i.test(be.nodeName)&&(V=!0),tt&&(j=!0)}else be.nodeType==3&&ue(be.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(xe(t),t==n);)t=t.nextSibling,V=!1;return C}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return jn(e.clipPos(Fe(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var C=e.display.view[i];if(C.node==r)return ru(C,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!p(r,t))return jn(Fe(Tt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var C=e.rest?$(e.rest):e.line;return jn(Fe(Tt(C),C.text.length),i)}var j=t.nodeType==3?t:null,z=t;for(!j&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(j=t.firstChild,n&&(n=j.nodeValue.length));z.parentNode!=r;)z=z.parentNode;var V=e.measure,Y=V.maps;function oe(Ke,Qe,tt){for(var Je=-1;Je<(Y?Y.length:0);Je++)for(var nt=Je<0?V.map:Y[Je],ct=0;ct<nt.length;ct+=3){var lt=nt[ct+2];if(lt==Ke||lt==Qe){var vt=Tt(Je<0?e.line:e.rest[Je]),Dt=nt[ct]+tt;return(tt<0||lt!=Ke)&&(Dt=nt[ct+(tt?1:0)]),Fe(vt,Dt)}}}var ue=oe(j,z,n);if(ue)return jn(ue,i);for(var xe=z.nextSibling,be=j?j.nodeValue.length-n:0;xe;xe=xe.nextSibling){if(ue=oe(xe,xe.firstChild,0),ue)return jn(Fe(ue.line,ue.ch-be),i);be+=xe.textContent.length}for(var Me=z.previousSibling,Ne=n;Me;Me=Me.previousSibling){if(ue=oe(Me,Me.firstChild,-1),ue)return jn(Fe(ue.line,ue.ch+Ne),i);Ne+=Me.textContent.length}}var Ut=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new X,this.hasSelection=!1,this.composing=null};Ut.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),v&&(i.style.width="0px"),Te(i,"input",function(){F&&I>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Te(i,"paste",function(j){if(Ue(r,j)||Cs(j,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function C(j){if(Ue(r,j))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var z=As(r);ta({lineWise:!0,text:z.text}),j.type=="cut"?r.setSelections(z.ranges,null,pe):(n.prevInput="",i.value=z.text.join(`
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`)>-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},Ut.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Ut.prototype.onKeyPress=function(){F&&I>=9&&(this.hasSelection=null),this.fastPoll()},Ut.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var C=dn(n,e),j=r.scroller.scrollTop;if(!C||g)return;var z=n.options.resetSelectionOnContextMenu;z&&n.doc.sel.contains(C)==-1&&Wt(n,Qt)(n.doc,Xr(C),pe);var V=i.style.cssText,Y=t.wrapper.style.cssText,oe=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
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      z-index: 1000; background: `+(F?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var ue;R&&(ue=window.scrollY),r.input.focus(),R&&window.scrollTo(null,ue),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=be,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function xe(){if(i.selectionStart!=null){var Ne=n.somethingSelected(),Ke="\u200B"+(Ne?i.value:"");i.value="\u21DA",i.value=Ke,t.prevInput=Ne?"":"\u200B",i.selectionStart=1,i.selectionEnd=Ke.length,r.selForContextMenu=n.doc.sel}}function be(){if(t.contextMenuPending!=be)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=Y,i.style.cssText=V,F&&I<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=j),i.selectionStart!=null){(!F||F&&I<9)&&xe();var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:K.default,bufferController:R.default,capLevelController:h.default,fpsController:g.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:a.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},T()),{},{subtitleStreamController:F.SubtitleStreamController,subtitleTrackController:I.default,timelineController:S.TimelineController,audioStreamController:N.default,audioTrackController:O.default,emeController:P.default,cmcdController:w.default});function T(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function m(u,o){if((o.liveSyncDurationCount||o.liveMaxLatencyDurationCount)&&(o.liveSyncDuration||o.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(o.liveMaxLatencyDurationCount!==void 0&&(o.liveSyncDurationCount===void 0||o.liveMaxLatencyDurationCount<=o.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(o.liveMaxLatencyDuration!==void 0&&(o.liveSyncDuration===void 0||o.liveMaxLatencyDuration<=o.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return s({},u,o)}function c(u){var o=u.loader;if(o!==v.default&&o!==E.default)l.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),u.progressive=!1;else{var x=Object(v.fetchSupported)();x&&(u.loader=v.default,u.progressive=!0,u.enableSoftwareAES=!0,l.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/polyfills/number.ts"),N=L("./src/utils/ewma-bandwidth-estimator.ts"),O=L("./src/events.ts"),F=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),R=L("./src/types/loader.ts"),S=L("./src/utils/logger.ts");function h(w,E){for(var v=0;v<E.length;v++){var d=E[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(w,d.key,d)}}function g(w,E,v){return E&&h(w.prototype,E),v&&h(w,v),w}var P=function(){function w(v){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=v;var d=v.config;this.bwEstimator=new N.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var E=w.prototype;return E.registerListeners=function(){var d=this.hls;d.on(O.Events.FRAG_LOADING,this.onFragLoading,this),d.on(O.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(O.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var d=this.hls;d.off(O.Events.FRAG_LOADING,this.onFragLoading,this),d.off(O.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(O.Events.ERROR,this.onError,this)},E.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},E.onFragLoading=function(d,a){var l=a.frag;if(l.type===R.PlaylistLevelType.MAIN&&!this.timer){var s;this.fragCurrent=l,this.partCurrent=(s=a.part)!=null?s:null,this.timer=self.setInterval(this.onCheck,100)}},E.onLevelLoaded=function(d,a){var l=this.hls.config;a.details.live?this.bwEstimator.update(l.abrEwmaSlowLive,l.abrEwmaFastLive):this.bwEstimator.update(l.abrEwmaSlowVoD,l.abrEwmaFastVoD)},E._abandonRulesCheck=function(){var d=this.fragCurrent,a=this.partCurrent,l=this.hls,s=l.autoLevelEnabled,_=l.config,b=l.media;if(!d||!b)return;var f=a?a.stats:d.stats,A=a?a.duration:d.duration;if(f.aborted){S.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!s||b.paused||!b.playbackRate||!b.readyState)return;var T=performance.now()-f.loading.start,m=Math.abs(b.playbackRate);if(T<=500*A/m)return;var c=l.levels,u=l.minAutoLevel,o=c[d.level],x=f.total||Math.max(f.loaded,Math.round(A*o.maxBitrate/8)),y=Math.max(1,f.bwEstimate?f.bwEstimate/8:f.loaded*1e3/T),p=(x-f.loaded)/y,D=b.currentTime,U=(F.BufferHelper.bufferInfo(b,D,_.maxBufferHole).end-D)/m;if(U>=2*A/m||p<=U)return;var B=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>u;W--){var M=c[W].maxBitrate;if(B=A*M/(8*.8*y),B<U)break}if(B>=p)return;var k=this.bwEstimator.getEstimate();S.logger.warn("Fragment "+d.sn+(a?" part "+a.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(K.isFiniteNumber)(k)?(k/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+p.toFixed(3)+` s
      Estimated load time for the next fragment: `+B.toFixed(3)+` s
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l=a.frag,s=a.part,_=s?s.stats:l.stats;if(_.aborted)return;if(l.type!==R.PlaylistLevelType.MAIN||l.sn==="initSegment")return;var b=_.parsing.end-_.loading.start;this.bwEstimator.sample(b,_.loaded),_.bwEstimate=this.bwEstimator.getEstimate(),l.bitrateTest?this.bitrateTestDelay=b/1e3:this.bitrateTestDelay=0},E.onError=function(d,a){switch(a.details){case I.ErrorDetails.FRAG_LOAD_ERROR:case I.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},E.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},E.getNextABRAutoLevel=function(){var d=this.fragCurrent,a=this.partCurrent,l=this.hls,s=l.maxAutoLevel,_=l.config,b=l.minAutoLevel,f=l.media,A=a?a.duration:d?d.duration:0,T=f?f.currentTime:0,m=f&&f.playbackRate!==0?Math.abs(f.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():_.abrEwmaDefaultEstimate,u=(F.BufferHelper.bufferInfo(f,T,_.maxBufferHole).end-T)/m,o=this.findBestLevel(c,b,s,u,_.abrBandWidthFactor,_.abrBandWidthUpFactor);if(o>=0)return o;S.logger.trace((u?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var x=A?Math.min(A,_.maxStarvationDelay):_.maxStarvationDelay,y=_.abrBandWidthFactor,p=_.abrBandWidthUpFactor;if(!u){var D=this.bitrateTestDelay;if(D){var U=A?Math.min(A,_.maxLoadingDelay):_.maxLoadingDelay;x=U-D,S.logger.trace("bitrate test took "+Math.round(1e3*D)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*x)+" ms"),y=p=1}}return o=this.findBestLevel(c,b,s,u+x,y,p),Math.max(o,0)},E.findBestLevel=function(d,a,l,s,_,b){for(var f,A=this.fragCurrent,T=this.partCurrent,m=this.lastLoadedFragLevel,c=this.hls.levels,u=c[m],o=!!(u!=null&&(f=u.details)!==null&&f!==void 0&&f.live),x=u==null?void 0:u.codecSet,y=T?T.duration:A?A.duration:0,p=l;p>=a;p--){var D=c[p];if(!D||x&&D.codecSet!==x)continue;var U=D.details,B=(T?U==null?void 0:U.partTarget:U==null?void 0:U.averagetargetduration)||y,W=void 0;p<=m?W=_*d:W=b*d;var M=c[p].maxBitrate,k=M*B/W;if(S.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(W)+"/"+M+"/"+B+"/"+s+"/"+k),W>M&&(!k||o&&!this.bitrateTestDelay||k<s))return p}return-1},g(w,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,a=this.bwEstimator;if(d!==-1&&(!a||!a.canEstimate()))return d;var l=this.getNextABRAutoLevel();return d!==-1&&(l=Math.min(d,l)),l},set:function(d){this._nextAutoLevel=d}}]),w}();G.default=P},"./src/controller/audio-stream-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/polyfills/number.ts"),N=L("./src/controller/base-stream-controller.ts"),O=L("./src/events.ts"),F=L("./src/utils/buffer-helper.ts"),I=L("./src/controller/fragment-tracker.ts"),R=L("./src/types/level.ts"),S=L("./src/types/loader.ts"),h=L("./src/loader/fragment.ts"),g=L("./src/demux/chunk-cache.ts"),P=L("./src/demux/transmuxer-interface.ts"),w=L("./src/types/transmuxer.ts"),E=L("./src/controller/fragment-finders.ts"),v=L("./src/utils/discontinuities.ts"),d=L("./src/errors.ts"),a=L("./src/utils/logger.ts");function l(){return l=Object.assign||function(A){for(var T=1;T<arguments.length;T++){var m=arguments[T];for(var c in m)Object.prototype.hasOwnProperty.call(m,c)&&(A[c]=m[c])}return A},l.apply(this,arguments)}function s(A,T){A.prototype=Object.create(T.prototype),A.prototype.constructor=A,_(A,T)}function _(A,T){return _=Object.setPrototypeOf||function(c,u){return c.__proto__=u,c},_(A,T)}var b=100,f=function(A){s(T,A);function T(c,u){var o;return o=A.call(this,c,u,"[audio-stream-controller]")||this,o.videoBuffer=null,o.videoTrackCC=-1,o.waitingVideoCC=-1,o.audioSwitch=!1,o.trackId=-1,o.waitingData=null,o.mainDetails=null,o.bufferFlushed=!1,o._registerListeners(),o}var m=T.prototype;return m.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},m._registerListeners=function(){var u=this.hls;u.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(O.Events.ERROR,this.onError,this),u.on(O.Events.BUFFER_RESET,this.onBufferReset,this),u.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),u.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},m._unregisterListeners=function(){var u=this.hls;u.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(O.Events.ERROR,this.onError,this),u.off(O.Events.BUFFER_RESET,this.onBufferReset,this),u.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),u.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},m.onInitPtsFound=function(u,o){var x=o.frag,y=o.id,p=o.initPTS;if(y==="main"){var D=x.cc;this.initPTS[x.cc]=p,this.log("InitPTS for cc: "+D+" found from main: "+p),this.videoTrackCC=D,this.state===N.State.WAITING_INIT_PTS&&this.tick()}},m.startLoad=function(u){if(!this.levels){this.startPosition=u,this.state=N.State.STOPPED;return}var o=this.lastCurrentTime;this.stopLoad(),this.setInterval(b),this.fragLoadError=0,o>0&&u===-1?(this.log("Override startPosition with lastCurrentTime @"+o.toFixed(3)),this.state=N.State.IDLE):(this.loadedmetadata=!1,this.state=N.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=u,this.tick()},m.doTick=function(){switch(this.state){case N.State.IDLE:this.doTickIdle();break;case N.State.WAITING_TRACK:{var u,o=this.levels,x=this.trackId,y=o==null||((u=o[x])===null||u===void 0)?void 0:u.details;if(y){if(this.waitForCdnTuneIn(y))break;this.state=N.State.WAITING_INIT_PTS}break}case N.State.FRAG_LOADING_WAITING_RETRY:{var p,D=performance.now(),U=this.retryDate;(!U||D>=U||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=N.State.IDLE);break}case N.State.WAITING_INIT_PTS:{var B=this.waitingData;if(B){var W=B.frag,M=B.part,k=B.cache,H=B.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=N.State.FRAG_LOADING;var X=k.flush(),ee={frag:W,part:M,payload:X,networkDetails:null};this._handleFragmentLoadProgress(ee),H&&A.prototype._handleFragmentLoadComplete.call(this,ee)}else if(this.videoTrackCC!==this.waitingVideoCC)a.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var ae=this.getLoadPosition(),ye=F.BufferHelper.bufferInfo(this.mediaBuffer,ae,this.config.maxBufferHole),pe=Object(E.fragmentWithinToleranceTest)(ye.end,this.config.maxFragLookUpTolerance,W);pe<0&&(a.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+ye.end+" is needed"),this.clearWaitingFragment())}}else this.state=N.State.IDLE}}this.onTickEnd()},m.clearWaitingFragment=function(){var u=this.waitingData;u&&(this.fragmentTracker.removeFragment(u.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=N.State.IDLE)},m.onTickEnd=function(){var u=this.media;if(!u||!u.readyState)return;var o=this.mediaBuffer?this.mediaBuffer:u,x=o.buffered;!this.loadedmetadata&&x.length&&(this.loadedmetadata=!0),this.lastCurrentTime=u.currentTime},m.doTickIdle=function(){var u,o,x=this.hls,y=this.levels,p=this.media,D=this.trackId,U=x.config;if(!y||!y[D])return;if(!p&&(this.startFragRequested||!U.startFragPrefetch))return;var B=y[D],W=B.details;if(!W||W.live&&this.levelLastLoaded!==D||this.waitForCdnTuneIn(W)){this.state=N.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,h.ElementaryStreamTypes.AUDIO,S.PlaylistLevelType.AUDIO));var M=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,S.PlaylistLevelType.AUDIO);if(M===null)return;var k=M.len,H=this.getMaxBufferLength(),X=this.audioSwitch;if(k>=H&&!X)return;if(!X&&this._streamEnded(M,W)){x.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=N.State.ENDED;return}var ee=W.fragments,ae=ee[0].start,ye=M.end;if(X){var pe=this.getLoadPosition();ye=pe,W.PTSKnown&&pe<ae&&((M.end>ae||M.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),p.currentTime=ae+.05))}var he=this.getNextFragment(ye,W);if(!he){this.bufferFlushed=!0;return}((u=he.decryptdata)===null||u===void 0?void 0:u.keyFormat)==="identity"&&!((o=he.decryptdata)!==null&&o!==void 0&&o.key)?this.loadKey(he,W):this.loadFragment(he,W,ye)},m.getMaxBufferLength=function(){var u=A.prototype.getMaxBufferLength.call(this),o=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,S.PlaylistLevelType.MAIN);return o===null?u:Math.max(u,o.len)},m.onMediaDetaching=function(){this.videoBuffer=null,A.prototype.onMediaDetaching.call(this)},m.onAudioTracksUpdated=function(u,o){var x=o.audioTracks;this.resetTransmuxer(),this.levels=x.map(function(y){return new R.Level(y)})},m.onAudioTrackSwitching=function(u,o){var x=!!o.url;this.trackId=o.id;var y=this.fragCurrent;y!=null&&y.loader&&y.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),x?this.setInterval(b):this.resetTransmuxer(),x?(this.audioSwitch=!0,this.state=N.State.IDLE):this.state=N.State.STOPPED,this.tick()},m.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},m.onLevelLoaded=function(u,o){this.mainDetails=o.details},m.onAudioTrackLoaded=function(u,o){var x,y=this.levels,p=o.details,D=o.id;if(!y){this.warn("Audio tracks were reset while loading level "+D);return}this.log("Track "+D+" loaded ["+p.startSN+","+p.endSN+"],duration:"+p.totalduration);var U=y[D],B=0;if(p.live||(x=U.details)!==null&&x!==void 0&&x.live){var W=this.mainDetails;if(p.fragments[0]||(p.deltaUpdateFailed=!0),p.deltaUpdateFailed||!W)return;!U.details&&p.hasProgramDateTime&&W.hasProgramDateTime?(Object(v.alignMediaPlaylistByPDT)(p,W),B=p.fragments[0].start):B=this.alignPlaylists(p,U.details)}U.details=p,this.levelLastLoaded=D,!this.startFragRequested&&(this.mainDetails||!p.live)&&this.setStartPosition(U.details,B),this.state===N.State.WAITING_TRACK&&!this.waitForCdnTuneIn(p)&&(this.state=N.State.IDLE),this.tick()},m._handleFragmentLoadProgress=function(u){var o,x=u.frag,y=u.part,p=u.payload,D=this.config,U=this.trackId,B=this.levels;if(!B){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+x.sn+" of level "+x.level+" will not be buffered");return}var W=B[U];console.assert(W,"Audio track is defined on fragment load progress");var M=W.details;console.assert(M,"Audio track details are defined on fragment load progress");var k=D.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new P.default(this.hls,S.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var X=this.initPTS[x.cc],ee=(o=x.initSegment)===null||o===void 0?void 0:o.data;if(X!==void 0){var ae=!1,ye=y?y.index:-1,pe=ye!==-1,he=new w.ChunkMetadata(x.level,x.sn,x.stats.chunkCount,p.byteLength,ye,pe);H.push(p,ee,k,"",x,y,M.totalduration,ae,he,X)}else{a.logger.log("Unknown video PTS for cc "+x.cc+", waiting for video PTS before demuxing audio frag "+x.sn+" of ["+M.startSN+" ,"+M.endSN+"],track "+U);var fe=this.waitingData=this.waitingData||{frag:x,part:y,cache:new g.default,complete:!1},de=fe.cache;de.push(new Uint8Array(p)),this.waitingVideoCC=this.videoTrackCC,this.state=N.State.WAITING_INIT_PTS}},m._handleFragmentLoadComplete=function(u){if(this.waitingData){this.waitingData.complete=!0;return}A.prototype._handleFragmentLoadComplete.call(this,u)},m.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},m.onBufferCreated=function(u,o){var x=o.tracks.audio;x&&(this.mediaBuffer=x.buffer),o.tracks.video&&(this.videoBuffer=o.tracks.video.buffer)},m.onFragBuffered=function(u,o){var x=o.frag,y=o.part;if(x.type!==S.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(x)){this.warn("Fragment "+x.sn+(y?" p: "+y.index:"")+" of level "+x.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}x.sn!=="initSegment"&&(this.fragPrevious=x,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(x,y)},m.onError=function(u,o){switch(o.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.AUDIO,o);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==N.State.ERROR&&this.state!==N.State.STOPPED&&(this.state=o.fatal?N.State.ERROR:N.State.IDLE,this.warn(o.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(o.parent==="audio"&&(this.state===N.State.PARSING||this.state===N.State.PARSED)){var x=!0,y=this.getFwdBufferInfo(this.mediaBuffer,S.PlaylistLevelType.AUDIO);y&&y.len>.5&&(x=!this.reduceMaxBufferLength(y.len)),x&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},m.onBufferFlushed=function(u,o){var x=o.type;x===h.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},m._handleTransmuxComplete=function(u){var o,x="audio",y=this.hls,p=u.remuxResult,D=u.chunkMeta,U=this.getCurrentContext(D);if(!U){this.warn("The loading context changed while buffering fragment "+D.sn+" of level "+D.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(D.level);return}var B=U.frag,W=U.part,M=p.audio,k=p.text,H=p.id3,X=p.initSegment;if(this.fragContextChanged(B))return;if(this.state=N.State.PARSING,this.audioSwitch&&M&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,B,D),y.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:B,id:x,tracks:X.tracks})),M){var ee=M.startPTS,ae=M.endPTS,ye=M.startDTS,pe=M.endDTS;W&&(W.elementaryStreams[h.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:ae,startDTS:ye,endDTS:pe}),B.setElementaryStreamInfo(h.ElementaryStreamTypes.AUDIO,ee,ae,ye,pe),this.bufferFragmentData(M,B,W,D)}if(H!=null&&(o=H.samples)!==null&&o!==void 0&&o.length){var he=l({frag:B,id:x},H);y.trigger(O.Events.FRAG_PARSING_METADATA,he)}if(k){var fe=l({frag:B,id:x},k);y.trigger(O.Events.FRAG_PARSING_USERDATA,fe)}},m._bufferInitSegment=function(u,o,x){if(this.state!==N.State.PARSING)return;u.video&&delete u.video;var y=u.audio;if(!y)return;y.levelCodec=y.codec,y.id="audio",this.log("Init audio buffer, container:"+y.container+", codecs[parsed]=["+y.codec+"]"),this.hls.trigger(O.Events.BUFFER_CODECS,u);var p=y.initSegment;if(p!=null&&p.byteLength){var D={type:"audio",frag:o,part:null,chunkMeta:x,parent:o.type,data:p};this.hls.trigger(O.Events.BUFFER_APPENDING,D)}this.tick()},m.loadFragment=function(u,o,x){var y=this.fragmentTracker.getState(u);this.fragCurrent=u,(this.audioSwitch||y===I.FragmentState.NOT_LOADED||y===I.FragmentState.PARTIAL)&&(u.sn==="initSegment"?this._loadInitSegment(u):o.live&&!Object(K.isFiniteNumber)(this.initPTS[u.cc])?(this.log("Waiting for video PTS in continuity counter "+u.cc+" of live stream before loading audio fragment "+u.sn+" of level "+this.trackId),this.state=N.State.WAITING_INIT_PTS):(this.startFragRequested=!0,A.prototype.loadFragment.call(this,u,o,x)))},m.completeAudioSwitch=function(){var u=this.hls,o=this.media,x=this.trackId;o&&(this.log("Switching audio track : flushing all audio"),A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,u.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:x})},T}(N.default);G.default=f},"./src/controller/audio-track-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/controller/base-playlist-controller.ts"),F=L("./src/types/loader.ts");function I(P,w){for(var E=0;E<w.length;E++){var v=w[E];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(P,v.key,v)}}function R(P,w,E){return w&&I(P.prototype,w),E&&I(P,E),P}function S(P,w){P.prototype=Object.create(w.prototype),P.prototype.constructor=P,h(P,w)}function h(P,w){return h=Object.setPrototypeOf||function(v,d){return v.__proto__=d,v},h(P,w)}var g=function(P){S(w,P);function w(v){var d;return d=P.call(this,v,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var E=w.prototype;return E.registerListeners=function(){var d=this.hls;d.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(K.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var d=this.hls;d.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(K.Events.ERROR,this.onError,this)},E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,P.prototype.destroy.call(this)},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},E.onManifestParsed=function(d,a){this.tracks=a.audioTracks||[]},E.onAudioTrackLoaded=function(d,a){var l=a.id,s=a.details,_=this.tracksInGroup[l];if(!_){this.warn("Invalid audio track id "+l);return}var b=_.details;_.details=a.details,this.log("audioTrack "+l+" loaded ["+s.startSN+"-"+s.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,a,b))},E.onLevelLoading=function(d,a){this.switchLevel(a.level)},E.onLevelSwitching=function(d,a){this.switchLevel(a.level)},E.switchLevel=function(d){var a=this.hls.levels[d];if(!(a!=null&&a.audioGroupIds))return;var l=a.audioGroupIds[a.urlId];if(this.groupId!==l){this.groupId=l;var s=this.tracks.filter(function(b){return!l||b.groupId===l});this.selectDefaultTrack&&!s.some(function(b){return b.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=s;var _={audioTracks:s};this.log("Updating audio tracks, "+s.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(K.Events.AUDIO_TRACKS_UPDATED,_),this.selectInitialTrack()}},E.onError=function(d,a){if(P.prototype.onError.call(this,d,a),a.fatal||!a.context)return;a.context.type===F.PlaylistContextType.AUDIO_TRACK&&a.context.id===this.trackId&&a.context.groupId===this.groupId&&this.retryLoadingOrFail(a)},E.setAudioTrack=function(d){var a=this.tracksInGroup;if(d<0||d>=a.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var l=a[this.trackId];this.log("Now switching to audio-track index "+d);var s=a[d],_=s.id,b=s.groupId,f=b===void 0?"":b,A=s.name,T=s.type,m=s.url;if(this.trackId=d,this.trackName=A,this.selectDefaultTrack=!1,this.hls.trigger(K.Events.AUDIO_TRACK_SWITCHING,{id:_,groupId:f,name:A,type:T,url:m}),s.details&&!s.details.live)return;var c=this.switchParams(s.url,l==null?void 0:l.details);this.loadPlaylist(c)},E.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var a=this.trackName,l=this.findTrackId(a)||this.findTrackId();l!==-1?this.setAudioTrack(l):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},E.findTrackId=function(d){for(var a=this.tracksInGroup,l=0;l<a.length;l++){var s=a[l];if((!this.selectDefaultTrack||s.default)&&(!d||d===s.name))return s.id}return-1},E.loadPlaylist=function(d){var a=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(a)){var l=a.id,s=a.groupId,_=a.url;if(d)try{_=d.addDirectives(_)}catch(b){this.warn("Could not construct new URL with HLS Delivery Directives: "+b)}this.log("loading audio-track playlist for id: "+l),this.clearTimer(),this.hls.trigger(K.Events.AUDIO_TRACK_LOADING,{url:_,id:l,groupId:s,deliveryDirectives:d||null})}},R(w,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),w}(O.default);G.default=g},"./src/controller/base-playlist-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return R});var K=L("./src/polyfills/number.ts"),N=L("./src/types/level.ts"),O=L("./src/controller/level-helper.ts"),F=L("./src/utils/logger.ts"),I=L("./src/errors.ts"),R=function(){function S(g,P){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=F.logger.log.bind(F.logger,P+":"),this.warn=F.logger.warn.bind(F.logger,P+":"),this.hls=g}var h=S.prototype;return h.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},h.onError=function(P,w){w.fatal&&w.type===I.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},h.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},h.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},h.stopLoad=function(){this.canLoad=!1,this.clearTimer()},h.switchParams=function(P,w){var E=w==null?void 0:w.renditionReports;if(E)for(var v=0;v<E.length;v++){var d=E[v],a=""+d.URI;if(a===P.substr(-a.length)){var l=parseInt(d["LAST-MSN"]),s=parseInt(d["LAST-PART"]);if(w&&this.hls.config.lowLatencyMode){var _=Math.min(w.age-w.partTarget,w.targetduration);s!==void 0&&_>w.partTarget&&(s+=1)}if(Object(K.isFiniteNumber)(l))return new N.HlsUrlParameters(l,Object(K.isFiniteNumber)(s)?s:void 0,N.HlsSkip.No)}}},h.loadPlaylist=function(P){},h.shouldLoadTrack=function(P){return this.canLoad&&P&&!!P.url&&(!P.details||P.details.live)},h.playlistLoaded=function(P,w,E){var v=this,d=w.details,a=w.stats,l=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(d.advancedDateTime=Date.now()-l,d.live||E!=null&&E.live){if(d.reloaded(E),E&&this.log("live playlist "+P+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),E&&d.fragments.length>0&&Object(O.mergeDetails)(E,d),!this.canLoad||!d.live)return;var s,_=void 0,b=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var f=this.hls.config.lowLatencyMode,A=d.lastPartSn,T=d.endSN,m=d.lastPartIndex,c=m!==-1,u=A===T,o=f?0:m;c?(_=u?T+1:A,b=u?o:m+1):_=T+1;var x=d.age,y=x+d.ageHeader,p=Math.min(y-d.partTarget,d.targetduration*1.5);if(p>0){if(E&&p>E.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+E.tuneInGoal+" to: "+p+" with playlist age: "+d.age),p=0;else{var D=Math.floor(p/d.targetduration);if(_+=D,b!==void 0){var U=Math.round(p%d.targetduration/d.partTarget);b+=U}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+x.toFixed(2)+"s goal: "+p+" skip sn "+D+" to part "+b)}d.tuneInGoal=p}if(s=this.getDeliveryDirectives(d,w.deliveryDirectives,_,b),f||!u){this.loadPlaylist(s);return}}else s=this.getDeliveryDirectives(d,w.deliveryDirectives,_,b);var B=Object(O.computeReloadInterval)(d,a);_!==void 0&&d.canBlockReload&&(B-=d.partTarget||1),this.log("reload live playlist "+P+" in "+Math.round(B)+" ms"),this.timer=self.setTimeout(function(){return v.loadPlaylist(s)},B)}else this.clearTimer()},h.getDeliveryDirectives=function(P,w,E,v){var d=Object(N.getSkipValue)(P,E);return w!=null&&w.skip&&P.deltaUpdateFailed&&(E=w.msn,v=w.part,d=N.HlsSkip.No),new N.HlsUrlParameters(E,v,d)},h.retryLoadingOrFail=function(P){var w=this,E=this.hls.config,v=this.retryCount<E.levelLoadingMaxRetry;if(v){var d;if(this.retryCount++,P.details.indexOf("LoadTimeOut")>-1&&(d=P.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+P.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*E.levelLoadingRetryDelay,E.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return w.loadPlaylist()},a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+P.details+'"')}}else this.warn('cannot recover from error "'+P.details+'"'),this.clearTimer(),P.fatal=!0;return v},S}()},"./src/controller/base-stream-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"State",function(){return T}),L.d(G,"default",function(){return m});var K=L("./src/polyfills/number.ts"),N=L("./src/task-loop.ts"),O=L("./src/controller/fragment-tracker.ts"),F=L("./src/utils/buffer-helper.ts"),I=L("./src/utils/logger.ts"),R=L("./src/events.ts"),S=L("./src/errors.ts"),h=L("./src/types/transmuxer.ts"),g=L("./src/utils/mp4-tools.ts"),P=L("./src/utils/discontinuities.ts"),w=L("./src/controller/fragment-finders.ts"),E=L("./src/controller/level-helper.ts"),v=L("./src/loader/fragment-loader.ts"),d=L("./src/crypt/decrypter.ts"),a=L("./src/utils/time-ranges.ts"),l=L("./src/types/loader.ts");function s(c,u){for(var o=0;o<u.length;o++){var x=u[o];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(c,x.key,x)}}function _(c,u,o){return u&&s(c.prototype,u),o&&s(c,o),c}function b(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function f(c,u){c.prototype=Object.create(u.prototype),c.prototype.constructor=c,A(c,u)}function A(c,u){return A=Object.setPrototypeOf||function(x,y){return x.__proto__=y,x},A(c,u)}var T={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"},m=function(c){f(u,c);function u(x,y,p){var D;return D=c.call(this)||this,D.hls=void 0,D.fragPrevious=null,D.fragCurrent=null,D.fragmentTracker=void 0,D.transmuxer=null,D._state=T.STOPPED,D.media=void 0,D.mediaBuffer=void 0,D.config=void 0,D.bitrateTest=!1,D.lastCurrentTime=0,D.nextLoadPosition=0,D.startPosition=0,D.loadedmetadata=!1,D.fragLoadError=0,D.retryDate=0,D.levels=null,D.fragmentLoader=void 0,D.levelLastLoaded=null,D.startFragRequested=!1,D.decrypter=void 0,D.initPTS=[],D.onvseeking=null,D.onvended=null,D.logPrefix="",D.log=void 0,D.warn=void 0,D.logPrefix=p,D.log=I.logger.log.bind(I.logger,p+":"),D.warn=I.logger.warn.bind(I.logger,p+":"),D.hls=x,D.fragmentLoader=new v.default(x.config),D.fragmentTracker=y,D.config=x.config,D.decrypter=new d.default(x,x.config),x.on(R.Events.KEY_LOADED,D.onKeyLoaded,b(D)),D}var o=u.prototype;return o.doTick=function(){this.onTickEnd()},o.onTickEnd=function(){},o.startLoad=function(y){},o.stopLoad=function(){this.fragmentLoader.abort();var y=this.fragCurrent;y&&this.fragmentTracker.removeFragment(y),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=T.STOPPED},o._streamEnded=function(y,p){var D=this.fragCurrent,U=this.fragmentTracker;if(!p.live&&D&&D.sn===p.endSN&&!y.nextStart){var B=U.getState(D);return B===O.FragmentState.PARTIAL||B===O.FragmentState.OK}return!1},o.onMediaAttached=function(y,p){var D=this.media=this.mediaBuffer=p.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),D.addEventListener("seeking",this.onvseeking),D.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===T.STOPPED&&this.startLoad(U.startPosition)},o.onMediaDetaching=function(){var y=this.media;y!=null&&y.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),y&&(y.removeEventListener("seeking",this.onvseeking),y.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},o.onMediaSeeking=function(){var y=this.config,p=this.fragCurrent,D=this.media,U=this.mediaBuffer,B=this.state,W=D?D.currentTime:0,M=F.BufferHelper.bufferInfo(U||D,W,y.maxBufferHole);if(this.log("media seeking to "+(Object(K.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+B),B===T.ENDED)this.resetLoadingState();else if(p&&!M.len){var k=y.maxFragLookUpTolerance,H=p.start-k,X=p.start+p.duration+k,ee=W>X;(W<H||ee)&&(ee&&p.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),p.loader.abort()),this.resetLoadingState())}D&&(this.lastCurrentTime=W),!this.loadedmetadata&&!M.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},o.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},o.onKeyLoaded=function(y,p){if(this.state!==T.KEY_LOADING||p.frag!==this.fragCurrent||!this.levels)return;this.state=T.IDLE;var D=this.levels[p.frag.level].details;D&&this.loadFragment(p.frag,D,p.frag.start)},o.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},o.onHandlerDestroyed=function(){this.state=T.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,c.prototype.onHandlerDestroyed.call(this)},o.loadKey=function(y,p){this.log("Loading key for "+y.sn+" of ["+p.startSN+"-"+p.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level),this.state=T.KEY_LOADING,this.fragCurrent=y,this.hls.trigger(R.Events.KEY_LOADING,{frag:y})},o.loadFragment=function(y,p,D){this._loadFragForPlayback(y,p,D)},o._loadFragForPlayback=function(y,p,D){var U=this,B=function(M){if(U.fragContextChanged(y)){U.warn("Fragment "+y.sn+(M.part?" p: "+M.part.index:"")+" of level "+y.level+" was dropped during download."),U.fragmentTracker.removeFragment(y);return}y.stats.chunkCount++,U._handleFragmentLoadProgress(M)};this._doFragLoad(y,p,D,B).then(function(W){if(!W)return;U.fragLoadError=0;var M=U.state;if(U.fragContextChanged(y)){(M===T.FRAG_LOADING||M===T.BACKTRACKING||!U.fragCurrent&&M===T.PARSING)&&(U.fragmentTracker.removeFragment(y),U.state=T.IDLE);return}if("payload"in W&&(U.log("Loaded fragment "+y.sn+" of level "+y.level),U.hls.trigger(R.Events.FRAG_LOADED,W),U.state===T.BACKTRACKING)){U.fragmentTracker.backtrack(y,W),U.resetFragmentLoading(y);return}U._handleFragmentLoadComplete(W)}).catch(function(W){U.warn(W),U.resetFragmentLoading(y)})},o.flushMainBuffer=function(y,p,D){if(D===void 0&&(D=null),!(y-p))return;var U={startOffset:y,endOffset:p,type:D};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,U)},o._loadInitSegment=function(y){var p=this;this._doFragLoad(y).then(function(D){if(!D||p.fragContextChanged(y)||!p.levels)throw new Error("init load aborted");return D}).then(function(D){var U=p.hls,B=D.payload,W=y.decryptdata;if(B&&B.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var M=self.performance.now();return p.decrypter.webCryptoDecrypt(new Uint8Array(B),W.key.buffer,W.iv.buffer).then(function(k){var H=self.performance.now();return U.trigger(R.Events.FRAG_DECRYPTED,{frag:y,payload:k,stats:{tstart:M,tdecrypt:H}}),D.payload=k,D})}return D}).then(function(D){var U=p.fragCurrent,B=p.hls,W=p.levels;if(!W)throw new Error("init load aborted, missing levels");var M=W[y.level].details;console.assert(M,"Level details are defined when init segment is loaded");var k=y.stats;p.state=T.IDLE,p.fragLoadError=0,y.data=new Uint8Array(D.payload),k.parsing.start=k.buffering.start=self.performance.now(),k.parsing.end=k.buffering.end=self.performance.now(),D.frag===U&&B.trigger(R.Events.FRAG_BUFFERED,{stats:k,frag:U,part:null,id:y.type}),p.tick()}).catch(function(D){p.warn(D),p.resetFragmentLoading(y)})},o.fragContextChanged=function(y){var p=this.fragCurrent;return!y||!p||y.level!==p.level||y.sn!==p.sn||y.urlId!==p.urlId},o.fragBufferedComplete=function(y,p){var D=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+y.type+" sn: "+y.sn+(p?" part: "+p.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level+" "+a.default.toString(F.BufferHelper.getBuffered(D))),this.state=T.IDLE,this.tick()},o._handleFragmentLoadComplete=function(y){var p=this.transmuxer;if(!p)return;var D=y.frag,U=y.part,B=y.partsLoaded,W=!B||B.length===0||B.some(function(k){return!k}),M=new h.ChunkMetadata(D.level,D.sn,D.stats.chunkCount+1,0,U?U.index:-1,!W);p.flush(M)},o._handleFragmentLoadProgress=function(y){},o._doFragLoad=function(y,p,D,U){var B=this;if(D===void 0&&(D=null),!this.levels)throw new Error("frag load aborted, missing levels");if(D=Math.max(y.start,D||0),this.config.lowLatencyMode&&p){var W=p.partList;if(W&&U){D>y.end&&p.fragmentHint&&(y=p.fragmentHint);var M=this.getNextPart(W,y,D);if(M>-1){var k=W[M];return this.log("Loading part sn: "+y.sn+" p: "+k.index+" cc: "+y.cc+" of playlist ["+p.startSN+"-"+p.endSN+"] parts [0-"+M+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(D.toFixed(3))),this.nextLoadPosition=k.start+k.duration,this.state=T.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:y,part:W[M],targetBufferTime:D}),this.doFragPartsLoad(y,W,M,U).catch(function(H){return B.handleFragLoadError(H)})}else if(!y.url||this.loadedEndOfParts(W,D))return Promise.resolve(null)}}return this.log("Loading fragment "+y.sn+" cc: "+y.cc+" "+(p?"of ["+p.startSN+"-"+p.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(D.toFixed(3))),Object(K.isFiniteNumber)(y.sn)&&!this.bitrateTest&&(this.nextLoadPosition=y.start+y.duration),this.state=T.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:y,targetBufferTime:D}),this.fragmentLoader.load(y,U).catch(function(H){return B.handleFragLoadError(H)})},o.doFragPartsLoad=function(y,p,D,U){var B=this;return new Promise(function(W,M){var k=[],H=function X(ee){var ae=p[ee];B.fragmentLoader.loadPart(y,ae,U).then(function(ye){k[ae.index]=ye;var pe=ye.part;B.hls.trigger(R.Events.FRAG_LOADED,ye);var he=p[ee+1];if(he&&he.fragment===y)X(ee+1);else return W({frag:y,part:pe,partsLoaded:k})}).catch(M)};H(D)})},o.handleFragLoadError=function(y){var p=y.data;return p&&p.details===S.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(p.frag,p.part):this.hls.trigger(R.Events.ERROR,p),null},o._handleTransmuxerFlush=function(y){var p=this.getCurrentContext(y);if(!p||this.state!==T.PARSING){this.fragCurrent||(this.state=T.IDLE);return}var D=p.frag,U=p.part,B=p.level,W=self.performance.now();D.stats.parsing.end=W,U&&(U.stats.parsing.end=W),this.updateLevelTiming(D,U,B,y.partial)},o.getCurrentContext=function(y){var p=this.levels,D=y.level,U=y.sn,B=y.part;if(!p||!p[D])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+D+". The current chunk will not be buffered."),null;var W=p[D],M=B>-1?Object(E.getPartWith)(W,U,B):null,k=M?M.fragment:Object(E.getFragmentWithSN)(W,U,this.fragCurrent);return k?{frag:k,part:M,level:W}:null},o.bufferFragmentData=function(y,p,D,U){if(!y||this.state!==T.PARSING)return;var B=y.data1,W=y.data2,M=B;if(B&&W&&(M=Object(g.appendUint8Array)(B,W)),!M||!M.length)return;var k={type:y.type,frag:p,part:D,chunkMeta:U,parent:p.type,data:M};this.hls.trigger(R.Events.BUFFER_APPENDING,k),y.dropped&&y.independent&&!D&&this.flushBufferGap(p)},o.flushBufferGap=function(y){var p=this.media;if(!p)return;if(!F.BufferHelper.isBuffered(p,p.currentTime)){this.flushMainBuffer(0,y.start);return}var D=p.currentTime,U=F.BufferHelper.bufferInfo(p,D,0),B=y.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,B*.25),M=Math.max(Math.min(y.start-W,U.end-W),D+W);y.start-M>W&&this.flushMainBuffer(M,y.start)},o.getFwdBufferInfo=function(y,p){var D=this.config,U=this.getLoadPosition();if(!Object(K.isFiniteNumber)(U))return null;var B=F.BufferHelper.bufferInfo(y,U,D.maxBufferHole);if(B.len===0&&B.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(U,p);if(W&&B.nextStart<W.end)return F.BufferHelper.bufferInfo(y,U,Math.max(B.nextStart,D.maxBufferHole))}return B},o.getMaxBufferLength=function(y){var p=this.config,D;return y?D=Math.max(8*p.maxBufferSize/y,p.maxBufferLength):D=p.maxBufferLength,Math.min(D,p.maxMaxBufferLength)},o.reduceMaxBufferLength=function(y){var p=this.config,D=y||p.maxBufferLength;return p.maxMaxBufferLength>=D?(p.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+p.maxMaxBufferLength+"s"),!0):!1},o.getNextFragment=function(y,p){var D,U,B=p.fragments,W=B.length;if(!W)return null;var M=this.config,k=B[0].start,H;if(p.live){var X=M.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!p.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(p,B),this.startPosition=H?this.hls.liveSyncPosition||H.start:y)}else y<=k&&(H=B[0]);if(!H){var ee=M.lowLatencyMode?p.partEnd:p.fragmentEnd;H=this.getFragmentAtPosition(y,ee,p)}return(D=H)!==null&&D!==void 0&&D.initSegment&&!((U=H)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},o.getNextPart=function(y,p,D){for(var U=-1,B=!1,W=!0,M=0,k=y.length;M<k;M++){var H=y[M];if(W=W&&!H.independent,U>-1&&D<H.start)break;var X=H.loaded;!X&&(B||H.independent||W)&&H.fragment===p&&(U=M),B=X}return U},o.loadedEndOfParts=function(y,p){var D=y[y.length-1];return D&&p>D.start&&D.loaded},o.getInitialLiveFragment=function(y,p){var D=this.fragPrevious,U=null;if(D){if(y.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+D.programDateTime),U=Object(w.findFragmentByPDT)(p,D.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var B=D.sn+1;if(B>=y.startSN&&B<=y.endSN){var W=p[B-y.startSN];D.cc===W.cc&&(U=W,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(w.findFragWithCC)(p,D.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var M=this.hls.liveSyncPosition;M!==null&&(U=this.getFragmentAtPosition(M,this.bitrateTest?y.fragmentEnd:y.edge,y))}return U},o.getFragmentAtPosition=function(y,p,D){var U=this.config,B=this.fragPrevious,W=D.fragments,M=D.endSN,k=D.fragmentHint,H=U.maxFragLookUpTolerance,X=!!(U.lowLatencyMode&&D.partList&&k);X&&k&&!this.bitrateTest&&(W=W.concat(k),M=k.sn);var ee;if(y<p){var ae=y>p-H?0:H;ee=Object(w.findFragmentByPTS)(B,W,y,ae)}else ee=W[W.length-1];if(ee){var ye=ee.sn-D.startSN,pe=B&&ee.level===B.level,he=W[ye+1],fe=this.fragmentTracker.getState(ee);if(fe===O.FragmentState.BACKTRACKED){ee=null;for(var de=ye;W[de]&&this.fragmentTracker.getState(W[de])===O.FragmentState.BACKTRACKED;)B?ee=W[de--]:ee=W[--de];ee||(ee=he)}else B&&ee.sn===B.sn&&!X&&(pe&&(ee.sn<M&&this.fragmentTracker.getState(he)!==O.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+he.sn),ee=he):ee=null))}return ee},o.synchronizeToLiveEdge=function(y){var p=this.config,D=this.media;if(!D)return;var U=this.hls.liveSyncPosition,B=D.currentTime,W=y.fragments[0].start,M=y.edge,k=B>=W-p.maxFragLookUpTolerance&&B<=M;if(U!==null&&D.duration>U&&(B<U||!k)){var H=p.liveMaxLatencyDuration!==void 0?p.liveMaxLatencyDuration:p.liveMaxLatencyDurationCount*y.targetduration;(!k&&D.readyState<4||B<M-H)&&(this.loadedmetadata||(this.nextLoadPosition=U),D.readyState&&(this.warn("Playback: "+B.toFixed(3)+" is located too far from the end of live sliding playlist: "+M+", reset currentTime to : "+U.toFixed(3)),D.currentTime=U))}},o.alignPlaylists=function(y,p){var D=this.levels,U=this.levelLastLoaded,B=this.fragPrevious,W=U!==null?D[U]:null,M=y.fragments.length;if(!M)return this.warn("No fragments in live playlist"),0;var k=y.fragments[0].start,H=!p,X=y.alignedSliding&&Object(K.isFiniteNumber)(k);if(H||!X&&!k){Object(P.alignStream)(B,W,y);var ee=y.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(p?p.startSN:"na")+"->"+y.startSN+" prev-sn: "+(B?B.sn:"na")+" fragments: "+M),ee}return k},o.waitForCdnTuneIn=function(y){var p=3;return y.live&&y.canBlockReload&&y.tuneInGoal>Math.max(y.partHoldBack,y.partTarget*p)},o.setStartPosition=function(y,p){var D=this.startPosition;if(D<p&&(D=-1),D===-1||this.lastCurrentTime===-1){var U=y.startTimeOffset;Object(K.isFiniteNumber)(U)?(D=p+U,U<0&&(D+=y.totalduration),D=Math.min(Math.max(p,D),p+y.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+D),this.startPosition=D):y.live?D=this.hls.liveSyncPosition||p:this.startPosition=D=0,this.lastCurrentTime=D}this.nextLoadPosition=D},o.getLoadPosition=function(){var y=this.media,p=0;return this.loadedmetadata&&y?p=y.currentTime:this.nextLoadPosition&&(p=this.nextLoadPosition),p},o.handleFragLoadAborted=function(y,p){this.transmuxer&&y.sn!=="initSegment"&&y.stats.aborted&&(this.warn("Fragment "+y.sn+(p?" part"+p.index:"")+" of level "+y.level+" was aborted"),this.resetFragmentLoading(y))},o.resetFragmentLoading=function(y){(!this.fragCurrent||!this.fragContextChanged(y))&&(this.state=T.IDLE)},o.onFragmentOrKeyLoadError=function(y,p){if(p.fatal)return;var D=p.frag;if(!D||D.type!==y)return;var U=this.fragCurrent;console.assert(U&&D.sn===U.sn&&D.level===U.level&&D.urlId===U.urlId,"Frag load error must match current frag to retry");var B=this.config;if(this.fragLoadError+1<=B.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(D.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*B.fragLoadingRetryDelay,B.fragLoadingMaxRetryTimeout);this.warn("Fragment "+D.sn+" of "+y+" "+D.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=T.FRAG_LOADING_WAITING_RETRY}else p.levelRetry?(y===l.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=T.IDLE):(I.logger.error(p.details+" reaches max retry, redispatch as fatal ..."),p.fatal=!0,this.hls.stopLoad(),this.state=T.ERROR)},o.afterBufferFlushed=function(y,p,D){if(!y)return;var U=F.BufferHelper.getBuffered(y);this.fragmentTracker.detectEvictedFragments(p,U,D),this.state===T.ENDED&&this.resetLoadingState()},o.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=T.IDLE},o.resetLiveStartWhenNotLoaded=function(y){if(!this.loadedmetadata){this.startFragRequested=!1;var p=this.levels?this.levels[y].details:null;if(p!=null&&p.live)return this.startPosition=-1,this.setStartPosition(p,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},o.updateLevelTiming=function(y,p,D,U){var B=this,W=D.details;console.assert(!!W,"level.details must be defined");var M=Object.keys(y.elementaryStreams).reduce(function(k,H){var X=y.elementaryStreams[H];if(X){var ee=X.endPTS-X.startPTS;if(ee<=0)return B.warn("Could not parse fragment "+y.sn+" "+H+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),B.resetTransmuxer(),k||!1;var ae=U?0:Object(E.updateFragPTSDTS)(W,y,X.startPTS,X.endPTS,X.startDTS,X.endDTS);return B.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:W,level:D,drift:ae,type:H,frag:y,start:X.startPTS,end:X.endPTS}),!0}return k},!1);M?(this.state=T.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:y,part:p})):this.resetLoadingState()},o.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},_(u,[{key:"state",get:function(){return this._state},set:function(y){var p=this._state;p!==y&&(this._state=y,this.log(p+"->"+y))}}]),u}(N.default)},"./src/controller/buffer-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return w});var K=L("./src/polyfills/number.ts"),N=L("./src/events.ts"),O=L("./src/utils/logger.ts"),F=L("./src/errors.ts"),I=L("./src/utils/buffer-helper.ts"),R=L("./src/utils/mediasource-helper.ts"),S=L("./src/loader/fragment.ts"),h=L("./src/controller/buffer-operation-queue.ts"),g=Object(R.getMediaSource)(),P=/([ha]vc.)(?:\.[^.,]+)+/,w=function(){function E(d){var a=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var l=a.hls,s=a.media,_=a.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),s&&(a.updateMediaElementDuration(),l.trigger(N.Events.MEDIA_ATTACHED,{media:s})),_&&_.removeEventListener("sourceopen",a._onMediaSourceOpen),a.checkPendingTracks()},this._onMediaSourceClose=function(){O.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){O.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var v=E.prototype;return v.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},v.destroy=function(){this.unregisterListeners(),this.details=null},v.registerListeners=function(){var a=this.hls;a.on(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(N.Events.BUFFER_RESET,this.onBufferReset,this),a.on(N.Events.BUFFER_APPENDING,this.onBufferAppending,this),a.on(N.Events.BUFFER_CODECS,this.onBufferCodecs,this),a.on(N.Events.BUFFER_EOS,this.onBufferEos,this),a.on(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),a.on(N.Events.LEVEL_UPDATED,this.onLevelUpdated,this),a.on(N.Events.FRAG_PARSED,this.onFragParsed,this),a.on(N.Events.FRAG_CHANGED,this.onFragChanged,this)},v.unregisterListeners=function(){var a=this.hls;a.off(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(N.Events.BUFFER_RESET,this.onBufferReset,this),a.off(N.Events.BUFFER_APPENDING,this.onBufferAppending,this),a.off(N.Events.BUFFER_CODECS,this.onBufferCodecs,this),a.off(N.Events.BUFFER_EOS,this.onBufferEos,this),a.off(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),a.off(N.Events.LEVEL_UPDATED,this.onLevelUpdated,this),a.off(N.Events.FRAG_PARSED,this.onFragParsed,this),a.off(N.Events.FRAG_CHANGED,this.onFragChanged,this)},v._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new h.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},v.onManifestParsed=function(a,l){var s=2;(l.audio&&!l.video||!l.altAudio)&&(s=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=s,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},v.onMediaAttaching=function(a,l){var s=this.media=l.media;if(s&&g){var _=this.mediaSource=new g;_.addEventListener("sourceopen",this._onMediaSourceOpen),_.addEventListener("sourceended",this._onMediaSourceEnded),_.addEventListener("sourceclose",this._onMediaSourceClose),s.src=self.URL.createObjectURL(_),this._objectUrl=s.src}},v.onMediaDetaching=function(){var a=this.media,l=this.mediaSource,s=this._objectUrl;if(l){if(O.logger.log("[buffer-controller]: media source detaching"),l.readyState==="open")try{l.endOfStream()}catch(_){O.logger.warn("[buffer-controller]: onMediaDetaching: "+_.message+" while calling endOfStream")}this.onBufferReset(),l.removeEventListener("sourceopen",this._onMediaSourceOpen),l.removeEventListener("sourceended",this._onMediaSourceEnded),l.removeEventListener("sourceclose",this._onMediaSourceClose),a&&(s&&self.URL.revokeObjectURL(s),a.src===s?(a.removeAttribute("src"),a.load()):O.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(N.Events.MEDIA_DETACHED,void 0)},v.onBufferReset=function(){var a=this;this.getSourceBufferTypes().forEach(function(l){var s=a.sourceBuffer[l];try{s&&(a.removeBufferListeners(l),a.mediaSource&&a.mediaSource.removeSourceBuffer(s),a.sourceBuffer[l]=void 0)}catch(_){O.logger.warn("[buffer-controller]: Failed to reset the "+l+" buffer",_)}}),this._initSourceBuffer()},v.onBufferCodecs=function(a,l){var s=this,_=this.getSourceBufferTypes().length;if(Object.keys(l).forEach(function(b){if(_){var f=s.tracks[b];if(f&&typeof f.buffer.changeType=="function"){var A=l[b],T=A.codec,m=A.levelCodec,c=A.container,u=(f.levelCodec||f.codec).replace(P,"$1"),o=(m||T).replace(P,"$1");if(u!==o){var x=c+";codecs="+(m||T);s.appendChangeType(b,x)}}}else s.pendingTracks[b]=l[b]}),_)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},v.appendChangeType=function(a,l){var s=this,_=this.operationQueue,b={execute:function(){var A=s.sourceBuffer[a];A&&(O.logger.log("[buffer-controller]: changing "+a+" sourceBuffer type to "+l),A.changeType(l)),_.shiftAndExecuteNext(a)},onStart:function(){},onComplete:function(){},onError:function(A){O.logger.warn("[buffer-controller]: Failed to change "+a+" SourceBuffer type",A)}};_.append(b,a)},v.onBufferAppending=function(a,l){var s=this,_=this.hls,b=this.operationQueue,f=this.tracks,A=l.data,T=l.type,m=l.frag,c=l.part,u=l.chunkMeta,o=u.buffering[T],x=self.performance.now();o.start=x;var y=m.stats.buffering,p=c?c.stats.buffering:null;y.start===0&&(y.start=x),p&&p.start===0&&(p.start=x);var D=f.audio,U=T==="audio"&&u.id===1&&(D==null?void 0:D.container)==="audio/mpeg",B={execute:function(){if(o.executeStart=self.performance.now(),U){var M=s.sourceBuffer[T];if(M){var k=m.start-M.timestampOffset;Math.abs(k)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+m.start+" (delta: "+k+") sn: "+m.sn+")"),M.timestampOffset=m.start)}}s.appendExecutor(A,T)},onStart:function(){},onComplete:function(){var M=self.performance.now();o.executeEnd=o.end=M,y.first===0&&(y.first=M),p&&p.first===0&&(p.first=M);var k=s.sourceBuffer,H={};for(var X in k)H[X]=I.BufferHelper.getBuffered(k[X]);s.appendError=0,s.hls.trigger(N.Events.BUFFER_APPENDED,{type:T,frag:m,part:c,chunkMeta:u,parent:m.type,timeRanges:H})},onError:function(M){O.logger.error("[buffer-controller]: Error encountered while trying to append to the "+T+" SourceBuffer",M);var k={type:F.ErrorTypes.MEDIA_ERROR,parent:m.type,details:F.ErrorDetails.BUFFER_APPEND_ERROR,err:M,fatal:!1};M.code===DOMException.QUOTA_EXCEEDED_ERR?k.details=F.ErrorDetails.BUFFER_FULL_ERROR:(s.appendError++,k.details=F.ErrorDetails.BUFFER_APPEND_ERROR,s.appendError>_.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+_.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),k.fatal=!0)),_.trigger(N.Events.ERROR,k)}};b.append(B,T)},v.onBufferFlushing=function(a,l){var s=this,_=this.operationQueue,b=function(A){return{execute:s.removeExecutor.bind(s,A,l.startOffset,l.endOffset),onStart:function(){},onComplete:function(){s.hls.trigger(N.Events.BUFFER_FLUSHED,{type:A})},onError:function(m){O.logger.warn("[buffer-controller]: Failed to remove from "+A+" SourceBuffer",m)}}};l.type?_.append(b(l.type),l.type):this.getSourceBufferTypes().forEach(function(f){_.append(b(f),f)})},v.onFragParsed=function(a,l){var s=this,_=l.frag,b=l.part,f=[],A=b?b.elementaryStreams:_.elementaryStreams;A[S.ElementaryStreamTypes.AUDIOVIDEO]?f.push("audiovideo"):(A[S.ElementaryStreamTypes.AUDIO]&&f.push("audio"),A[S.ElementaryStreamTypes.VIDEO]&&f.push("video"));var T=function(){var c=self.performance.now();_.stats.buffering.end=c,b&&(b.stats.buffering.end=c);var u=b?b.stats:_.stats;s.hls.trigger(N.Events.FRAG_BUFFERED,{frag:_,part:b,stats:u,id:_.type})};f.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+_.type+" level: "+_.level+" sn: "+_.sn),this.blockBuffers(T,f)},v.onFragChanged=function(a,l){this.flushBackBuffer()},v.onBufferEos=function(a,l){var s=this,_=this.getSourceBufferTypes().reduce(function(b,f){var A=s.sourceBuffer[f];return(!l.type||l.type===f)&&(A&&!A.ended&&(A.ended=!0,O.logger.log("[buffer-controller]: "+f+" sourceBuffer now EOS"))),b&&!!(!A||A.ended)},!0);_&&this.blockBuffers(function(){var b=s.mediaSource;if(!b||b.readyState!=="open")return;b.endOfStream()})},v.onLevelUpdated=function(a,l){var s=l.details;if(!s.fragments.length)return;this.details=s,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},v.flushBackBuffer=function(){var a=this.hls,l=this.details,s=this.media,_=this.sourceBuffer;if(!s||l===null)return;var b=this.getSourceBufferTypes();if(!b.length)return;var f=l.live&&a.config.liveBackBufferLength!==null?a.config.liveBackBufferLength:a.config.backBufferLength;if(!Object(K.isFiniteNumber)(f)||f<0)return;var A=s.currentTime,T=l.levelTargetDuration,m=Math.max(f,T),c=Math.floor(A/T)*T-m;b.forEach(function(u){var o=_[u];if(o){var x=I.BufferHelper.getBuffered(o);x.length>0&&c>x.start(0)&&(a.trigger(N.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),l.live&&a.trigger(N.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),a.trigger(N.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:u}))}})},v.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var a=this.details,l=this.hls,s=this.media,_=this.mediaSource,b=a.fragments[0].start+a.totalduration,f=s.duration,A=Object(K.isFiniteNumber)(_.duration)?_.duration:0;a.live&&l.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),_.duration=Infinity,this.updateSeekableRange(a)):(b>A&&b>f||!Object(K.isFiniteNumber)(f))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+b.toFixed(3)),_.duration=b)},v.updateSeekableRange=function(a){var l=this.mediaSource,s=a.fragments,_=s.length;if(_&&a.live&&l!==null&&l!==void 0&&l.setLiveSeekableRange){var b=Math.max(0,s[0].start),f=Math.max(b,b+a.totalduration);l.setLiveSeekableRange(b,f)}},v.checkPendingTracks=function(){var a=this.bufferCodecEventsExpected,l=this.operationQueue,s=this.pendingTracks,_=Object.keys(s).length;if(_&&!a||_===2){this.createSourceBuffers(s),this.pendingTracks={};var b=this.getSourceBufferTypes();if(b.length===0){this.hls.trigger(N.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}b.forEach(function(f){l.executeNext(f)})}},v.createSourceBuffers=function(a){var l=this.sourceBuffer,s=this.mediaSource;if(!s)throw Error("createSourceBuffers called when mediaSource was null");var _=0;for(var b in a)if(!l[b]){var f=a[b];if(!f)throw Error("source buffer exists for track "+b+", however track does not");var A=f.levelCodec||f.codec,T=f.container+";codecs="+A;O.logger.log("[buffer-controller]: creating sourceBuffer("+T+")");try{var m=l[b]=s.addSourceBuffer(T),c=b;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[b]={buffer:m,codec:A,container:f.container,levelCodec:f.levelCodec,id:f.id},_++}catch(u){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+u.message),this.hls.trigger(N.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:u,mimeType:T})}}_&&this.hls.trigger(N.Events.BUFFER_CREATED,{tracks:this.tracks})},v._onSBUpdateStart=function(a){var l=this.operationQueue,s=l.current(a);s.onStart()},v._onSBUpdateEnd=function(a){var l=this.operationQueue,s=l.current(a);s.onComplete(),l.shiftAndExecuteNext(a)},v._onSBUpdateError=function(a,l){O.logger.error("[buffer-controller]: "+a+" SourceBuffer error",l),this.hls.trigger(N.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var s=this.operationQueue.current(a);s&&s.onError(l)},v.removeExecutor=function(a,l,s){var _=this.media,b=this.mediaSource,f=this.operationQueue,A=this.sourceBuffer,T=A[a];if(!_||!b||!T){O.logger.warn("[buffer-controller]: Attempting to remove from the "+a+" SourceBuffer, but it does not exist"),f.shiftAndExecuteNext(a);return}var m=Object(K.isFiniteNumber)(_.duration)?_.duration:Infinity,c=Object(K.isFiniteNumber)(b.duration)?b.duration:Infinity,u=Math.max(0,l),o=Math.min(s,m,c);o>u?(O.logger.log("[buffer-controller]: Removing ["+u+","+o+"] from the "+a+" SourceBuffer"),console.assert(!T.updating,a+" sourceBuffer must not be updating"),T.remove(u,o)):f.shiftAndExecuteNext(a)},v.appendExecutor=function(a,l){var s=this.operationQueue,_=this.sourceBuffer,b=_[l];if(!b){O.logger.warn("[buffer-controller]: Attempting to append to the "+l+" SourceBuffer, but it does not exist"),s.shiftAndExecuteNext(l);return}b.ended=!1,console.assert(!b.updating,l+" sourceBuffer must not be updating"),b.appendBuffer(a)},v.blockBuffers=function(a,l){var s=this;if(l===void 0&&(l=this.getSourceBufferTypes()),!l.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(a);return}var _=this.operationQueue,b=l.map(function(f){return _.appendBlocker(f)});Promise.all(b).then(function(){a(),l.forEach(function(f){var A=s.sourceBuffer[f];(!A||!A.updating)&&_.shiftAndExecuteNext(f)})})},v.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},v.addBufferListener=function(a,l,s){var _=this.sourceBuffer[a];if(!_)return;var b=s.bind(this,a);this.listeners[a].push({event:l,listener:b}),_.addEventListener(l,b)},v.removeBufferListeners=function(a){var l=this.sourceBuffer[a];if(!l)return;this.listeners[a].forEach(function(s){l.removeEventListener(s.event,s.listener)})},E}()},"./src/controller/buffer-operation-queue.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return N});var K=L("./src/utils/logger.ts"),N=function(){function O(I){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=I}var F=O.prototype;return F.append=function(R,S){var h=this.queues[S];h.push(R),h.length===1&&this.buffers[S]&&this.executeNext(S)},F.insertAbort=function(R,S){var h=this.queues[S];h.unshift(R),this.executeNext(S)},F.appendBlocker=function(R){var S,h=new Promise(function(P){S=P}),g={execute:S,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(g,R),h},F.executeNext=function(R){var S=this.buffers,h=this.queues,g=S[R],P=h[R];if(P.length){var w=P[0];try{w.execute()}catch(E){K.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),w.onError(E),(!g||!g.updating)&&(P.shift(),this.executeNext(R))}}},F.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},F.current=function(R){return this.queues[R][0]},O}()},"./src/controller/cap-level-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/events.ts");function N(I,R){for(var S=0;S<R.length;S++){var h=R[S];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(I,h.key,h)}}function O(I,R,S){return R&&N(I.prototype,R),S&&N(I,S),I}var F=function(){function I(S){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=S,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var R=I.prototype;return R.setStreamController=function(h){this.streamController=h},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 h=this.hls;h.on(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),h.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),h.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),h.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var h=this.hls;h.off(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),h.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),h.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),h.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(h,g){I.isLevelAllowed(g.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(g.droppedLevel)},R.onMediaAttaching=function(h,g){this.media=g.media instanceof HTMLVideoElement?g.media:null},R.onManifestParsed=function(h,g){var P=this.hls;this.restrictedLevels=[],this.firstLevel=g.firstLevel,P.config.capLevelToPlayerSize&&g.video&&this.startCapping()},R.onBufferCodecs=function(h,g){var P=this.hls;P.config.capLevelToPlayerSize&&g.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var h=this.hls.levels;if(h.length){var g=this.hls;g.autoLevelCapping=this.getMaxLevel(h.length-1),g.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=g.autoLevelCapping}}},R.getMaxLevel=function(h){var g=this,P=this.hls.levels;if(!P.length)return-1;var w=P.filter(function(E,v){return I.isLevelAllowed(v,g.restrictedLevels)&&v<=h});return this.clientRect=null,I.getMaxLevelByMediaSize(w,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 h=this.media,g={width:0,height:0};if(h){var P=h.getBoundingClientRect();g.width=P.width,g.height=P.height,!g.width&&!g.height&&(g.width=P.right-P.left||h.width||0,g.height=P.bottom-P.top||h.height||0)}return this.clientRect=g,g},I.isLevelAllowed=function(h,g){return g===void 0&&(g=[]),g.indexOf(h)===-1},I.getMaxLevelByMediaSize=function(h,g,P){if(!h||!h.length)return-1;for(var w=function(l,s){return s?l.width!==s.width||l.height!==s.height:!0},E=h.length-1,v=0;v<h.length;v+=1){var d=h[v];if((d.width>=g||d.height>=P)&&w(d,h[v+1])){E=v;break}}return E},O(I,[{key:"mediaWidth",get:function(){return this.getDimensions().width*I.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*I.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var h=1;try{h=self.devicePixelRatio}catch(g){}return h}}]),I}();G.default=F},"./src/controller/cmcd-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return w});var K=L("./src/events.ts"),N=L("./src/types/cmcd.ts"),O=L("./src/utils/buffer-helper.ts"),F=L("./src/utils/logger.ts");function I(E,v){for(var d=0;d<v.length;d++){var a=v[d];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(E,a.key,a)}}function R(E,v,d){return v&&I(E.prototype,v),d&&I(E,d),E}function S(E,v){var d=typeof Symbol!="undefined"&&E[Symbol.iterator]||E["@@iterator"];if(d)return(d=d.call(E)).next.bind(d);if(Array.isArray(E)||(d=h(E))||v&&E&&typeof E.length=="number"){d&&(E=d);var a=0;return function(){return a>=E.length?{done:!0}:{done:!1,value:E[a++]}}}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 h(E,v){if(!E)return;if(typeof E=="string")return g(E,v);var d=Object.prototype.toString.call(E).slice(8,-1);if(d==="Object"&&E.constructor&&(d=E.constructor.name),d==="Map"||d==="Set")return Array.from(E);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return g(E,v)}function g(E,v){(v==null||v>E.length)&&(v=E.length);for(var d=0,a=new Array(v);d<v;d++)a[d]=E[d];return a}function P(){return P=Object.assign||function(E){for(var v=1;v<arguments.length;v++){var d=arguments[v];for(var a in d)Object.prototype.hasOwnProperty.call(d,a)&&(E[a]=d[a])}return E},P.apply(this,arguments)}var w=function(){function E(d){var a=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(){a.initialized&&(a.starved=!0),a.buffering=!0},this.onPlaying=function(){a.initialized||(a.initialized=!0),a.buffering=!1},this.applyPlaylistData=function(_){try{a.apply(_,{ot:N.CMCDObjectType.MANIFEST,su:!a.initialized})}catch(b){F.logger.warn("Could not generate manifest CMCD data.",b)}},this.applyFragmentData=function(_){try{var b=_.frag,f=a.hls.levels[b.level],A=a.getObjectType(b),T={d:b.duration*1e3,ot:A};(A===N.CMCDObjectType.VIDEO||A===N.CMCDObjectType.AUDIO||A==N.CMCDObjectType.MUXED)&&(T.br=f.bitrate/1e3,T.tb=a.getTopBandwidth(A),T.bl=a.getBufferLength(A)),a.apply(_,T)}catch(m){F.logger.warn("Could not generate segment CMCD data.",m)}},this.hls=d;var l=this.config=d.config,s=l.cmcd;s!=null&&(l.pLoader=this.createPlaylistLoader(),l.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||E.uuid(),this.cid=s.contentId,this.useHeaders=s.useHeaders===!0,this.registerListeners())}var v=E.prototype;return v.registerListeners=function(){var a=this.hls;a.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),a.on(K.Events.BUFFER_CREATED,this.onBufferCreated,this)},v.unregisterListeners=function(){var a=this.hls;a.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),a.off(K.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},v.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},v.onMediaAttached=function(a,l){this.media=l.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},v.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},v.onBufferCreated=function(a,l){var s,_;this.audioBuffer=(s=l.tracks.audio)===null||s===void 0?void 0:s.buffer,this.videoBuffer=(_=l.tracks.video)===null||_===void 0?void 0:_.buffer},v.createData=function(){var a;return{v:N.CMCDVersion,sf:N.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(a=this.media)===null||a===void 0?void 0:a.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},v.apply=function(a,l){l===void 0&&(l={}),P(l,this.createData());var s=l.ot===N.CMCDObjectType.INIT||l.ot===N.CMCDObjectType.VIDEO||l.ot===N.CMCDObjectType.MUXED;if(this.starved&&s&&(l.bs=!0,l.su=!0,this.starved=!1),l.su==null&&(l.su=this.buffering),this.useHeaders){var _=E.toHeaders(l);if(!Object.keys(_).length)return;a.headers||(a.headers={}),P(a.headers,_)}else{var b=E.toQuery(l);if(!b)return;a.url=E.appendQueryToUri(a.url,b)}},v.getObjectType=function(a){var l=a.type;return l==="subtitle"?N.CMCDObjectType.TIMED_TEXT:a.sn==="initSegment"?N.CMCDObjectType.INIT:l==="audio"?N.CMCDObjectType.AUDIO:l==="main"?this.hls.audioTracks.length?N.CMCDObjectType.VIDEO:N.CMCDObjectType.MUXED:void 0},v.getTopBandwidth=function(a){for(var l=0,s=a===N.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,_=S(s),b;!(b=_()).done;){var f=b.value;f.bitrate>l&&(l=f.bitrate)}return l>0?l:NaN},v.getBufferLength=function(a){var l=this.hls.media,s=a===N.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!s||!l)return NaN;var _=O.BufferHelper.bufferInfo(s,l.currentTime,this.config.maxBufferHole);return _.len*1e3},v.createPlaylistLoader=function(){var a=this.config.pLoader,l=this.applyPlaylistData,s=a||this.config.loader;return function(){function _(f){this.loader=void 0,this.loader=new s(f)}var b=_.prototype;return b.destroy=function(){this.loader.destroy()},b.abort=function(){this.loader.abort()},b.load=function(A,T,m){l(A),this.loader.load(A,T,m)},R(_,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),_}()},v.createFragmentLoader=function(){var a=this.config.fLoader,l=this.applyFragmentData,s=a||this.config.loader;return function(){function _(f){this.loader=void 0,this.loader=new s(f)}var b=_.prototype;return b.destroy=function(){this.loader.destroy()},b.abort=function(){this.loader.abort()},b.load=function(A,T,m){l(A),this.loader.load(A,T,m)},R(_,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),_}()},E.uuid=function(){var a=URL.createObjectURL(new Blob),l=a.toString();return URL.revokeObjectURL(a),l.substr(l.lastIndexOf("/")+1)},E.serialize=function(a){for(var l=[],s=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},_=function(U){return Math.round(U)},b=function(U){return _(U/100)*100},f=function(U){return encodeURIComponent(U)},A={br:_,d:_,bl:b,dl:b,mtp:b,nor:f,rtp:b,tb:_},T=Object.keys(a||{}).sort(),m=S(T),c;!(c=m()).done;){var u=c.value,o=a[u];if(!s(o))continue;if(u==="v"&&o===1)continue;if(u=="pr"&&o===1)continue;var x=A[u];x&&(o=x(o));var y=typeof o,p=void 0;u==="ot"||u==="sf"||u==="st"?p=u+"="+o:y==="boolean"?p=u:y==="number"?p=u+"="+o:p=u+"="+JSON.stringify(o),l.push(p)}return l.join(",")},E.toHeaders=function(a){for(var l=Object.keys(a),s={},_=["Object","Request","Session","Status"],b=[{},{},{},{}],f={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},A=0,T=l;A<T.length;A++){var m=T[A],c=f[m]!=null?f[m]:1;b[c][m]=a[m]}for(var u=0;u<b.length;u++){var o=E.serialize(b[u]);o&&(s["CMCD-"+_[u]]=o)}return s},E.toQuery=function(a){return"CMCD="+encodeURIComponent(E.serialize(a))},E.appendQueryToUri=function(a,l){if(!l)return a;var s=a.includes("?")?"&":"?";return""+a+s+l},E}()},"./src/controller/eme-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),F=L("./src/utils/mediakeys-helper.ts");function I(w,E){for(var v=0;v<E.length;v++){var d=E[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(w,d.key,d)}}function R(w,E,v){return E&&I(w.prototype,E),v&&I(w,v),w}var S=3,h=function(E,v,d){var a={audioCapabilities:[],videoCapabilities:[]};return E.forEach(function(l){a.audioCapabilities.push({contentType:'audio/mp4; codecs="'+l+'"',robustness:d.audioRobustness||""})}),v.forEach(function(l){a.videoCapabilities.push({contentType:'video/mp4; codecs="'+l+'"',robustness:d.videoRobustness||""})}),[a]},g=function(E,v,d,a){switch(E){case F.KeySystems.WIDEVINE:return h(v,d,a);default:throw new Error("Unknown key-system: "+E)}},P=function(){function w(v){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=v,this._config=v.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 E=w.prototype;return E.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},E._registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},E._unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},E.getLicenseServerUrl=function(d){switch(d){case F.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},E._attemptKeySystemAccess=function(d,a,l){var s=this,_=g(d,a,l,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var b=this.requestMediaKeySystemAccess(d,_);this.mediaKeysPromise=b.then(function(f){return s._onMediaKeySystemAccessObtained(d,f)}),b.catch(function(f){O.logger.error('Failed to obtain key-system "'+d+'" access:',f)})},E._onMediaKeySystemAccessObtained=function(d,a){var l=this;O.logger.log('Access for key-system "'+d+'" obtained');var s={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:a,mediaKeySystemDomain:d};this._mediaKeysList.push(s);var _=Promise.resolve().then(function(){return a.createMediaKeys()}).then(function(b){return s.mediaKeys=b,O.logger.log('Media-keys created for key-system "'+d+'"'),l._onMediaKeysCreated(),b});return _.catch(function(b){O.logger.error("Failed to create media-keys:",b)}),_},E._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(a){a.mediaKeysSession||(a.mediaKeysSession=a.mediaKeys.createSession(),d._onNewMediaKeySession(a.mediaKeysSession))})},E._onNewMediaKeySession=function(d){var a=this;O.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(l){a._onKeySessionMessage(d,l.message)},!1)},E._onKeySessionMessage=function(d,a){O.logger.log("Got EME message event, creating license request"),this._requestLicense(a,function(l){O.logger.log("Received license data (length: "+(l&&l.byteLength)+"), updating key-session"),d.update(l)})},E.onMediaEncrypted=function(d){var a=this;if(O.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var l=function(_){if(!a._media)return;a._attemptSetMediaKeys(_),a._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(l).catch(l)},E._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var a=this._mediaKeysList[0];if(!a||!a.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(a.mediaKeys),this._hasSetMediaKeys=!0}},E._generateRequestWithPreferredKeySession=function(d,a){var l=this,s=this._mediaKeysList[0];if(!s){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(s.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var _=s.mediaKeysSession;if(!_){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!a){O.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+d+'" init data type'),s.mediaKeysSessionInitialized=!0,_.generateRequest(d,a).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(b){O.logger.error("Error generating key-session request:",b),l.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},E._createLicenseXhr=function(d,a,l){var s=new XMLHttpRequest;s.responseType="arraybuffer",s.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,s,d,a,l);var _=this._licenseXhrSetup;if(_)try{_.call(this.hls,s,d),_=void 0}catch(b){O.logger.error(b)}try{s.readyState||s.open("POST",d,!0),_&&_.call(this.hls,s,d)}catch(b){throw new Error("issue setting up KeySystem license XHR "+b)}return s},E._onLicenseRequestReadyStageChange=function(d,a,l,s){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var _=d.response,b=this._licenseResponseCallback;if(b)try{_=b.call(this.hls,d,a)}catch(A){O.logger.error(A)}s(_)}else{if(O.logger.error("License Request XHR failed ("+a+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>S){this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var f=S-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+f+" attempts left"),this._requestLicense(l,s)}break}},E._generateLicenseRequestChallenge=function(d,a){switch(d.mediaKeySystemDomain){case F.KeySystems.WIDEVINE:return a}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},E._requestLicense=function(d,a){O.logger.log("Requesting content license for key-system");var l=this._mediaKeysList[0];if(!l){O.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var s=this.getLicenseServerUrl(l.mediaKeySystemDomain),_=this._createLicenseXhr(s,d,a);O.logger.log("Sending license request to URL: "+s);var b=this._generateLicenseRequestChallenge(l,d);_.send(b)}catch(f){O.logger.error("Failure requesting DRM license: "+f),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},E.onMediaAttached=function(d,a){if(!this._emeEnabled)return;var l=a.media;this._media=l,l.addEventListener("encrypted",this._onMediaEncrypted)},E.onMediaDetached=function(){var d=this._media,a=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(a.map(function(l){if(l.mediaKeysSession)return l.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},E.onManifestParsed=function(d,a){if(!this._emeEnabled)return;var l=a.levels.map(function(_){return _.audioCodec}).filter(function(_){return!!_}),s=a.levels.map(function(_){return _.videoCodec}).filter(function(_){return!!_});this._attemptKeySystemAccess(F.KeySystems.WIDEVINE,l,s)},R(w,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),w}();G.default=P},"./src/controller/fps-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/events.ts"),N=L("./src/utils/logger.ts"),O=function(){function F(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 I=F.prototype;return I.setStreamController=function(S){this.streamController=S},I.registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},I.unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching)},I.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},I.onMediaAttaching=function(S,h){var g=this.hls.config;if(g.capLevelOnFPSDrop){var P=h.media instanceof self.HTMLVideoElement?h.media:null;this.media=P,P&&typeof P.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),g.fpsDroppedMonitoringPeriod)}},I.checkFPS=function(S,h,g){var P=performance.now();if(h){if(this.lastTime){var w=P-this.lastTime,E=g-this.lastDroppedFrames,v=h-this.lastDecodedFrames,d=1e3*E/w,a=this.hls;if(a.trigger(K.Events.FPS_DROP,{currentDropped:E,currentDecoded:v,totalDroppedFrames:g}),d>0&&E>a.config.fpsDroppedMonitoringThreshold*v){var l=a.currentLevel;N.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+l),l>0&&(a.autoLevelCapping===-1||a.autoLevelCapping>=l)&&(l=l-1,a.trigger(K.Events.FPS_DROP_LEVEL_CAPPING,{level:l,droppedLevel:a.currentLevel}),a.autoLevelCapping=l,this.streamController.nextLevelSwitch())}}this.lastTime=P,this.lastDroppedFrames=g,this.lastDecodedFrames=h}},I.checkFPSInterval=function(){var S=this.media;if(S)if(this.isVideoPlaybackQualityAvailable){var h=S.getVideoPlaybackQuality();this.checkFPS(S,h.totalVideoFrames,h.droppedVideoFrames)}else this.checkFPS(S,S.webkitDecodedFrameCount,S.webkitDroppedFrameCount)},F}();G.default=O},"./src/controller/fragment-finders.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"findFragmentByPDT",function(){return O}),L.d(G,"findFragmentByPTS",function(){return F}),L.d(G,"fragmentWithinToleranceTest",function(){return I}),L.d(G,"pdtWithinToleranceTest",function(){return R}),L.d(G,"findFragWithCC",function(){return S});var K=L("./src/polyfills/number.ts"),N=L("./src/utils/binary-search.ts");function O(h,g,P){if(g===null||!Array.isArray(h)||!h.length||!Object(K.isFiniteNumber)(g))return null;var w=h[0].programDateTime;if(g<(w||0))return null;var E=h[h.length-1].endProgramDateTime;if(g>=(E||0))return null;P=P||0;for(var v=0;v<h.length;++v){var d=h[v];if(R(g,P,d))return d}return null}function F(h,g,P,w){P===void 0&&(P=0),w===void 0&&(w=0);var E=null;if(h?E=g[h.sn-g[0].sn+1]||null:P===0&&g[0].start===0&&(E=g[0]),E&&I(P,w,E)===0)return E;var v=N.default.search(g,I.bind(null,P,w));return v||E}function I(h,g,P){h===void 0&&(h=0),g===void 0&&(g=0);var w=Math.min(g,P.duration+(P.deltaPTS?P.deltaPTS:0));return P.start+P.duration-w<=h?1:P.start-w>h&&P.start?-1:0}function R(h,g,P){var w=Math.min(g,P.duration+(P.deltaPTS?P.deltaPTS:0))*1e3,E=P.endProgramDateTime||0;return E-w>h}function S(h,g){return N.default.search(h,function(P){return P.cc<g?1:P.cc>g?-1:0})}},"./src/controller/fragment-tracker.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"FragmentState",function(){return O}),L.d(G,"FragmentTracker",function(){return F});var K=L("./src/events.ts"),N=L("./src/types/loader.ts"),O;(function(S){S.NOT_LOADED="NOT_LOADED",S.BACKTRACKED="BACKTRACKED",S.APPENDING="APPENDING",S.PARTIAL="PARTIAL",S.OK="OK"})(O||(O={}));var F=function(){function S(g){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=g,this._registerListeners()}var h=S.prototype;return h._registerListeners=function(){var P=this.hls;P.on(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.on(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.on(K.Events.FRAG_LOADED,this.onFragLoaded,this)},h._unregisterListeners=function(){var P=this.hls;P.off(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.off(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.off(K.Events.FRAG_LOADED,this.onFragLoaded,this)},h.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},h.getAppendedFrag=function(P,w){if(w===N.PlaylistLevelType.MAIN){var E=this.activeFragment,v=this.activeParts;if(!E)return null;if(v)for(var d=v.length;d--;){var a=v[d],l=a?a.end:E.appendedPTS;if(a.start<=P&&l!==void 0&&P<=l)return d>9&&(this.activeParts=v.slice(d-9)),a}else if(E.start<=P&&E.appendedPTS!==void 0&&P<=E.appendedPTS)return E}return this.getBufferedFrag(P,w)},h.getBufferedFrag=function(P,w){for(var E=this.fragments,v=Object.keys(E),d=v.length;d--;){var a=E[v[d]];if((a==null?void 0:a.body.type)===w&&a.buffered){var l=a.body;if(l.start<=P&&P<=l.end)return l}}return null},h.detectEvictedFragments=function(P,w,E){var v=this;Object.keys(this.fragments).forEach(function(d){var a=v.fragments[d];if(!a)return;if(!a.buffered){a.body.type===E&&v.removeFragment(a.body);return}var l=a.range[P];if(!l)return;l.time.some(function(s){var _=!v.isTimeBuffered(s.startPTS,s.endPTS,w);return _&&v.removeFragment(a.body),_})})},h.detectPartialFragments=function(P){var w=this,E=this.timeRanges,v=P.frag,d=P.part;if(!E||v.sn==="initSegment")return;var a=R(v),l=this.fragments[a];if(!l)return;Object.keys(E).forEach(function(s){var _=v.elementaryStreams[s];if(!_)return;var b=E[s],f=d!==null||_.partial===!0;l.range[s]=w.getBufferedTimes(v,d,f,b)}),l.backtrack=l.loaded=null,Object.keys(l.range).length?l.buffered=!0:this.removeFragment(l.body)},h.fragBuffered=function(P){var w=R(P),E=this.fragments[w];E&&(E.backtrack=E.loaded=null,E.buffered=!0)},h.getBufferedTimes=function(P,w,E,v){for(var d={time:[],partial:E},a=w?w.start:P.start,l=w?w.end:P.end,s=P.minEndPTS||l,_=P.maxStartPTS||a,b=0;b<v.length;b++){var f=v.start(b)-this.bufferPadding,A=v.end(b)+this.bufferPadding;if(_>=f&&s<=A){d.time.push({startPTS:Math.max(a,v.start(b)),endPTS:Math.min(l,v.end(b))});break}else if(a<A&&l>f)d.partial=!0,d.time.push({startPTS:Math.max(a,v.start(b)),endPTS:Math.min(l,v.end(b))});else if(l<=f)break}return d},h.getPartialFragment=function(P){var w=null,E,v,d,a=0,l=this.bufferPadding,s=this.fragments;return Object.keys(s).forEach(function(_){var b=s[_];if(!b)return;I(b)&&(v=b.body.start-l,d=b.body.end+l,P>=v&&P<=d&&(E=Math.min(P-v,d-P),a<=E&&(w=b.body,a=E)))}),w},h.getState=function(P){var w=R(P),E=this.fragments[w];return E?E.buffered?I(E)?O.PARTIAL:O.OK:E.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},h.backtrack=function(P,w){var E=R(P),v=this.fragments[E];if(!v||v.backtrack)return null;var d=v.backtrack=w||v.loaded;return v.loaded=null,d},h.getBacktrackData=function(P){var w=R(P),E=this.fragments[w];if(E){var v,d=E.backtrack;if(d!=null&&(v=d.payload)!==null&&v!==void 0&&v.byteLength)return d;this.removeFragment(P)}return null},h.isTimeBuffered=function(P,w,E){for(var v,d,a=0;a<E.length;a++){if(v=E.start(a)-this.bufferPadding,d=E.end(a)+this.bufferPadding,P>=v&&w<=d)return!0;if(w<=v)return!1}return!1},h.onFragLoaded=function(P,w){var E=w.frag,v=w.part;if(E.sn==="initSegment"||E.bitrateTest||v)return;var d=R(E);this.fragments[d]={body:E,loaded:w,backtrack:null,buffered:!1,range:Object.create(null)}},h.onBufferAppended=function(P,w){var E=this,v=w.frag,d=w.part,a=w.timeRanges;if(v.type===N.PlaylistLevelType.MAIN)if(this.activeFragment=v,d){var l=this.activeParts;l||(this.activeParts=l=[]),l.push(d)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach(function(s){var _=a[s];if(E.detectEvictedFragments(s,_),!d)for(var b=0;b<_.length;b++)v.appendedPTS=Math.max(_.end(b),v.appendedPTS||0)})},h.onFragBuffered=function(P,w){this.detectPartialFragments(w)},h.hasFragment=function(P){var w=R(P);return!!this.fragments[w]},h.removeFragmentsInRange=function(P,w,E){var v=this;Object.keys(this.fragments).forEach(function(d){var a=v.fragments[d];if(!a)return;if(a.buffered){var l=a.body;l.type===E&&l.start<w&&l.end>P&&v.removeFragment(l)}})},h.removeFragment=function(P){var w=R(P);P.stats.loaded=0,P.clearElementaryStreamInfo(),delete this.fragments[w]},h.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},S}();function I(S){var h,g;return S.buffered&&(((h=S.range.video)===null||h===void 0?void 0:h.partial)||((g=S.range.audio)===null||g===void 0?void 0:g.partial))}function R(S){return S.type+"_"+S.level+"_"+S.urlId+"_"+S.sn}},"./src/controller/gap-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"STALL_MINIMUM_DURATION_MS",function(){return I}),L.d(G,"MAX_START_GAP_JUMP",function(){return R}),L.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return S}),L.d(G,"SKIP_BUFFER_RANGE_START",function(){return h}),L.d(G,"default",function(){return g});var K=L("./src/utils/buffer-helper.ts"),N=L("./src/errors.ts"),O=L("./src/events.ts"),F=L("./src/utils/logger.ts"),I=250,R=2,S=.1,h=.05,g=function(){function P(E,v,d,a){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=E,this.media=v,this.fragmentTracker=d,this.hls=a}var w=P.prototype;return w.destroy=function(){this.hls=this.fragmentTracker=this.media=null},w.poll=function(v){var d=this.config,a=this.media,l=this.stalled,s=a.currentTime,_=a.seeking,b=this.seeking&&!_,f=!this.seeking&&_;if(this.seeking=_,s!==v){if(this.moved=!0,l!==null){if(this.stallReported){var A=self.performance.now()-l;F.logger.warn("playback not stuck anymore @"+s+", after "+Math.round(A)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((f||b)&&(this.stalled=null),a.paused||a.ended||a.playbackRate===0||!K.BufferHelper.getBuffered(a).length)return;var T=K.BufferHelper.bufferInfo(a,s,0),m=T.len>0,c=T.nextStart||0;if(!m&&!c)return;if(_){var u=T.len>R,o=!c||c-s>R&&!this.fragmentTracker.getPartialFragment(s);if(u||o)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var x,y=Math.max(c,T.start||0)-s,p=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,D=p==null||((x=p.details)===null||x===void 0)?void 0:x.live,U=D?p.details.targetduration*2:R;if(y>0&&y<=U){this._trySkipBufferHole(null);return}}var B=self.performance.now();if(l===null){this.stalled=B;return}var W=B-l;!_&&W>=I&&this._reportStall(T.len);var M=K.BufferHelper.bufferInfo(a,s,d.maxBufferHole);this._tryFixBufferStall(M,W)},w._tryFixBufferStall=function(v,d){var a=this.config,l=this.fragmentTracker,s=this.media,_=s.currentTime,b=l.getPartialFragment(_);if(b){var f=this._trySkipBufferHole(b);if(f)return}v.len>a.maxBufferHole&&d>a.highBufferWatchdogPeriod*1e3&&(F.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},w._reportStall=function(v){var d=this.hls,a=this.media,l=this.stallReported;l||(this.stallReported=!0,F.logger.warn("Playback stalling at @"+a.currentTime+" due to low buffer (buffer="+v+")"),d.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:v}))},w._trySkipBufferHole=function(v){for(var d=this.config,a=this.hls,l=this.media,s=l.currentTime,_=0,b=K.BufferHelper.getBuffered(l),f=0;f<b.length;f++){var A=b.start(f);if(s+d.maxBufferHole>=_&&s<A){var T=Math.max(A+h,l.currentTime+S);return F.logger.warn("skipping hole, adjusting currentTime from "+s+" to "+T),this.moved=!0,this.stalled=null,l.currentTime=T,v&&a.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+s+" to "+T,frag:v}),T}_=b.end(f)}return 0},w._tryNudgeBuffer=function(){var v=this.config,d=this.hls,a=this.media,l=a.currentTime,s=(this.nudgeRetry||0)+1;if(this.nudgeRetry=s,s<v.nudgeMaxRetry){var _=l+s*v.nudgeOffset;F.logger.warn("Nudging 'currentTime' from "+l+" to "+_),a.currentTime=_,d.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else F.logger.error("Playhead still not moving while enough data buffered @"+l+" after "+v.nudgeMaxRetry+" nudges"),d.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},P}()},"./src/controller/id3-track-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/events.ts"),N=L("./src/utils/texttrack-utils.ts"),O=L("./src/demux/id3.ts"),F=.25,I=function(){function R(h){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=h,this._registerListeners()}var S=R.prototype;return S.destroy=function(){this._unregisterListeners()},S._registerListeners=function(){var g=this.hls;g.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),g.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),g.on(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),g.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S._unregisterListeners=function(){var g=this.hls;g.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),g.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),g.off(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),g.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S.onMediaAttached=function(g,P){this.media=P.media},S.onMediaDetaching=function(){if(!this.id3Track)return;Object(N.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},S.getID3Track=function(g){if(!this.media)return;for(var P=0;P<g.length;P++){var w=g[P];if(w.kind==="metadata"&&w.label==="id3")return Object(N.sendAddTrackEvent)(w,this.media),w}return this.media.addTextTrack("metadata","id3")},S.onFragParsingMetadata=function(g,P){if(!this.media)return;var w=P.frag,E=P.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var v=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<E.length;d++){var a=O.getID3Frames(E[d].data);if(a){var l=E[d].pts,s=d<E.length-1?E[d+1].pts:w.end,_=s-l;_<=0&&(s=l+F);for(var b=0;b<a.length;b++){var f=a[b];if(!O.isTimeStampFrame(f)){var A=new v(l,s,"");A.value=f,this.id3Track.addCue(A)}}}}},S.onBufferFlushing=function(g,P){var w=P.startOffset,E=P.endOffset,v=P.type;if(!v||v==="audio"){var d=this.id3Track;d&&Object(N.removeCuesInRange)(d,w,E)}},R}();G.default=I},"./src/controller/latency-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return R});var K=L("./src/errors.ts"),N=L("./src/events.ts"),O=L("./src/utils/logger.ts");function F(S,h){for(var g=0;g<h.length;g++){var P=h[g];P.enumerable=P.enumerable||!1,P.configurable=!0,"value"in P&&(P.writable=!0),Object.defineProperty(S,P.key,P)}}function I(S,h,g){return h&&F(S.prototype,h),g&&F(S,g),S}var R=function(){function S(g){var P=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 P.timeupdate()},this.hls=g,this.config=g.config,this.registerListeners()}var h=S.prototype;return h.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},h.registerListeners=function(){this.hls.on(N.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(N.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(N.Events.ERROR,this.onError,this)},h.unregisterListeners=function(){this.hls.off(N.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(N.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(N.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(N.Events.ERROR,this.onError)},h.onMediaAttached=function(P,w){this.media=w.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},h.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},h.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},h.onLevelUpdated=function(P,w){var E=w.details;this.levelDetails=E,E.advanced&&this.timeupdate(),!E.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},h.onError=function(P,w){if(w.details!==K.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},h.timeupdate=function(){var P=this.media,w=this.levelDetails;if(!P||!w)return;this.currentTime=P.currentTime;var E=this.computeLatency();if(E===null)return;this._latency=E;var v=this.config,d=v.lowLatencyMode,a=v.maxLiveSyncPlaybackRate;if(!d||a===1)return;var l=this.targetLatency;if(l===null)return;var s=E-l,_=Math.min(this.maxLatency,l+w.targetduration),b=s<_;if(w.live&&b&&s>.05&&this.forwardBufferLength>1){var f=Math.min(2,Math.max(1,a)),A=Math.round(2/(1+Math.exp(-.75*s-this.edgeStalled))*20)/20;P.playbackRate=Math.min(f,Math.max(1,A))}else P.playbackRate!==1&&P.playbackRate!==0&&(P.playbackRate=1)},h.estimateLiveEdge=function(){var P=this.levelDetails;return P===null?null:P.edge+P.age},h.computeLatency=function(){var P=this.estimateLiveEdge();return P===null?null:P-this.currentTime},I(S,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var P=this.config,w=this.levelDetails;return P.liveMaxLatencyDuration!==void 0?P.liveMaxLatencyDuration:w?P.liveMaxLatencyDurationCount*w.targetduration:0}},{key:"targetLatency",get:function(){var P=this.levelDetails;if(P===null)return null;var w=P.holdBack,E=P.partHoldBack,v=P.targetduration,d=this.config,a=d.liveSyncDuration,l=d.liveSyncDurationCount,s=d.lowLatencyMode,_=this.hls.userConfig,b=s&&E||w;(_.liveSyncDuration||_.liveSyncDurationCount||b===0)&&(b=a!==void 0?a:l*v);var f=v,A=1;return b+Math.min(this.stallCount*A,f)}},{key:"liveSyncPosition",get:function(){var P=this.estimateLiveEdge(),w=this.targetLatency,E=this.levelDetails;if(P===null||w===null||E===null)return null;var v=E.edge,d=P-w-this.edgeStalled,a=v-E.totalduration,l=v-(this.config.lowLatencyMode&&E.partTarget||E.targetduration);return Math.min(Math.max(a,d),l)}},{key:"drift",get:function(){var P=this.levelDetails;return P===null?1:P.drift}},{key:"edgeStalled",get:function(){var P=this.levelDetails;if(P===null)return 0;var w=(this.config.lowLatencyMode&&P.partTarget||P.targetduration)*3;return Math.max(P.age-w,0)}},{key:"forwardBufferLength",get:function(){var P=this.media,w=this.levelDetails;if(!P||!w)return 0;var E=P.buffered.length;return E?P.buffered.end(E-1):w.edge-this.currentTime}}]),S}()},"./src/controller/level-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return d});var K=L("./src/types/level.ts"),N=L("./src/events.ts"),O=L("./src/errors.ts"),F=L("./src/utils/codecs.ts"),I=L("./src/controller/level-helper.ts"),R=L("./src/controller/base-playlist-controller.ts"),S=L("./src/types/loader.ts");function h(){return h=Object.assign||function(a){for(var l=1;l<arguments.length;l++){var s=arguments[l];for(var _ in s)Object.prototype.hasOwnProperty.call(s,_)&&(a[_]=s[_])}return a},h.apply(this,arguments)}function g(a,l){for(var s=0;s<l.length;s++){var _=l[s];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(a,_.key,_)}}function P(a,l,s){return l&&g(a.prototype,l),s&&g(a,s),a}function w(a,l){a.prototype=Object.create(l.prototype),a.prototype.constructor=a,E(a,l)}function E(a,l){return E=Object.setPrototypeOf||function(_,b){return _.__proto__=b,_},E(a,l)}var v=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(a){w(l,a);function l(_){var b;return b=a.call(this,_,"[level-controller]")||this,b._levels=[],b._firstLevel=-1,b._startLevel=void 0,b.currentLevelIndex=-1,b.manualLevelIndex=-1,b.onParsedComplete=void 0,b._registerListeners(),b}var s=l.prototype;return s._registerListeners=function(){var b=this.hls;b.on(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),b.on(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),b.on(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),b.on(N.Events.FRAG_LOADED,this.onFragLoaded,this),b.on(N.Events.ERROR,this.onError,this)},s._unregisterListeners=function(){var b=this.hls;b.off(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),b.off(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),b.off(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),b.off(N.Events.FRAG_LOADED,this.onFragLoaded,this),b.off(N.Events.ERROR,this.onError,this)},s.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,a.prototype.destroy.call(this)},s.startLoad=function(){var b=this._levels;b.forEach(function(f){f.loadError=0}),a.prototype.startLoad.call(this)},s.onManifestLoaded=function(b,f){var A=[],T=[],m=[],c,u={},o,x=!1,y=!1,p=!1;if(f.levels.forEach(function(W){var M=W.attrs;x=x||!!(W.width&&W.height),y=y||!!W.videoCodec,p=p||!!W.audioCodec,v&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var k=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;o=u[k],o?o.url.push(W.url):(o=new K.Level(W),u[k]=o,A.push(o)),M&&(M.AUDIO&&Object(I.addGroupId)(o,"audio",M.AUDIO),M.SUBTITLES&&Object(I.addGroupId)(o,"text",M.SUBTITLES))}),(x||y)&&p&&(A=A.filter(function(W){var M=W.videoCodec,k=W.width,H=W.height;return!!M||!!(k&&H)})),A=A.filter(function(W){var M=W.audioCodec,k=W.videoCodec;return(!M||Object(F.isCodecSupportedInMp4)(M,"audio"))&&(!k||Object(F.isCodecSupportedInMp4)(k,"video"))}),f.audioTracks&&(T=f.audioTracks.filter(function(W){return!W.audioCodec||Object(F.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(T)),f.subtitles&&(m=f.subtitles,Object(I.assignTrackIdsByGroup)(m)),A.length>0){c=A[0].bitrate,A.sort(function(W,M){return W.bitrate-M.bitrate}),this._levels=A;for(var D=0;D<A.length;D++)if(A[D].bitrate===c){this._firstLevel=D,this.log("manifest loaded, "+A.length+" level(s) found, first bitrate: "+c);break}var U=p&&!y,B={levels:A,audioTracks:T,subtitleTracks:m,firstLevel:this._firstLevel,stats:f.stats,audio:p,video:y,altAudio:!U&&T.some(function(W){return!!W.url})};this.hls.trigger(N.Events.MANIFEST_PARSED,B),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(N.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:f.url,reason:"no level with compatible codecs found in manifest"})},s.onError=function(b,f){if(a.prototype.onError.call(this,b,f),f.fatal)return;var A=f.context,T=this._levels[this.currentLevelIndex];if(A&&(A.type===S.PlaylistContextType.AUDIO_TRACK&&T.audioGroupIds&&A.groupId===T.audioGroupIds[T.urlId]||A.type===S.PlaylistContextType.SUBTITLE_TRACK&&T.textGroupIds&&A.groupId===T.textGroupIds[T.urlId])){this.redundantFailover(this.currentLevelIndex);return}var m=!1,c=!0,u;switch(f.details){case O.ErrorDetails.FRAG_LOAD_ERROR:case O.ErrorDetails.FRAG_LOAD_TIMEOUT:case O.ErrorDetails.KEY_LOAD_ERROR:case O.ErrorDetails.KEY_LOAD_TIMEOUT:if(f.frag){var o=this._levels[f.frag.level];o?(o.fragmentError++,o.fragmentError>this.hls.config.fragLoadingMaxRetry&&(u=f.frag.level)):u=f.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:A&&(A.deliveryDirectives&&(c=!1),u=A.level),m=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:u=f.level,m=!0;break}u!==void 0&&this.recoverLevel(f,u,m,c)},s.recoverLevel=function(b,f,A,T){var m=b.details,c=this._levels[f];if(c.loadError++,A){var u=this.retryLoadingOrFail(b);if(u)b.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(T){var o=c.url.length;if(o>1&&c.loadError<o)b.levelRetry=!0,this.redundantFailover(f);else if(this.manualLevelIndex===-1){var x=f===0?this._levels.length-1:f-1;this.currentLevelIndex!==x&&this._levels[x].loadError===0&&(this.warn(m+": switch to "+x),b.levelRetry=!0,this.hls.nextAutoLevel=x)}}},s.redundantFailover=function(b){var f=this._levels[b],A=f.url.length;if(A>1){var T=(f.urlId+1)%A;this.warn("Switching to redundant URL-id "+T),this._levels.forEach(function(m){m.urlId=T}),this.level=b}},s.onFragLoaded=function(b,f){var A=f.frag;if(A!==void 0&&A.type===S.PlaylistLevelType.MAIN){var T=this._levels[A.level];T!==void 0&&(T.fragmentError=0,T.loadError=0)}},s.onLevelLoaded=function(b,f){var A,T=f.level,m=f.details,c=this._levels[T];if(!c){var u;this.warn("Invalid level index "+T),(u=f.deliveryDirectives)!==null&&u!==void 0&&u.skip&&(m.deltaUpdateFailed=!0);return}T===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(T,f,c.details)):(A=f.deliveryDirectives)!==null&&A!==void 0&&A.skip&&(m.deltaUpdateFailed=!0)},s.onAudioTrackSwitched=function(b,f){var A=this.hls.levels[this.currentLevelIndex];if(!A)return;if(A.audioGroupIds){for(var T=-1,m=this.hls.audioTracks[f.id].groupId,c=0;c<A.audioGroupIds.length;c++)if(A.audioGroupIds[c]===m){T=c;break}T!==A.urlId&&(A.urlId=T,this.startLoad())}},s.loadPlaylist=function(b){var f=this.currentLevelIndex,A=this._levels[f];if(this.canLoad&&A&&A.url.length>0){var T=A.urlId,m=A.url[T];if(b)try{m=b.addDirectives(m)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+f+(b?" at sn "+b.msn+" part "+b.part:"")+" with URL-id "+T+" "+m),this.clearTimer(),this.hls.trigger(N.Events.LEVEL_LOADING,{url:m,level:f,id:T,deliveryDirectives:b||null})}},s.removeLevel=function(b,f){var A=function(c,u){return u!==f},T=this._levels.filter(function(m,c){return c!==b?!0:m.url.length>1&&f!==void 0?(m.url=m.url.filter(A),m.audioGroupIds&&(m.audioGroupIds=m.audioGroupIds.filter(A)),m.textGroupIds&&(m.textGroupIds=m.textGroupIds.filter(A)),m.urlId=0,!0):!1}).map(function(m,c){var u=m.details;return u!=null&&u.fragments&&u.fragments.forEach(function(o){o.level=c}),m});this._levels=T,this.hls.trigger(N.Events.LEVELS_UPDATED,{levels:T})},P(l,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(b){var f,A=this._levels;if(A.length===0)return;if(this.currentLevelIndex===b&&(f=A[b])!==null&&f!==void 0&&f.details)return;if(b<0||b>=A.length){var T=b<0;if(this.hls.trigger(N.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:b,fatal:T,reason:"invalid level idx"}),T)return;b=Math.min(b,A.length-1)}this.clearTimer();var m=this.currentLevelIndex,c=A[m],u=A[b];this.log("switching to level "+b+" from "+m),this.currentLevelIndex=b;var o=h({},u,{level:b,maxBitrate:u.maxBitrate,uri:u.uri,urlId:u.urlId});delete o._urlId,this.hls.trigger(N.Events.LEVEL_SWITCHING,o);var x=u.details;if(!x||x.live){var y=this.switchParams(u.uri,c==null?void 0:c.details);this.loadPlaylist(y)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(b){this.manualLevelIndex=b,this._startLevel===void 0&&(this._startLevel=b),b!==-1&&(this.level=b)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(b){this._firstLevel=b}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var b=this.hls.config.startLevel;return b!==void 0?b:this._firstLevel}else return this._startLevel},set:function(b){this._startLevel=b}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(b){this.level=b,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=b)}}]),l}(R.default)},"./src/controller/level-helper.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"addGroupId",function(){return O}),L.d(G,"assignTrackIdsByGroup",function(){return F}),L.d(G,"updatePTS",function(){return I}),L.d(G,"updateFragPTSDTS",function(){return S}),L.d(G,"mergeDetails",function(){return h}),L.d(G,"mapPartIntersection",function(){return g}),L.d(G,"mapFragmentIntersection",function(){return P}),L.d(G,"adjustSliding",function(){return w}),L.d(G,"addSliding",function(){return E}),L.d(G,"computeReloadInterval",function(){return v}),L.d(G,"getFragmentWithSN",function(){return d}),L.d(G,"getPartWith",function(){return a});var K=L("./src/polyfills/number.ts"),N=L("./src/utils/logger.ts");function O(l,s,_){switch(s){case"audio":l.audioGroupIds||(l.audioGroupIds=[]),l.audioGroupIds.push(_);break;case"text":l.textGroupIds||(l.textGroupIds=[]),l.textGroupIds.push(_);break}}function F(l){var s={};l.forEach(function(_){var b=_.groupId||"";_.id=s[b]=s[b]||0,s[b]++})}function I(l,s,_){var b=l[s],f=l[_];R(b,f)}function R(l,s){var _=s.startPTS;if(Object(K.isFiniteNumber)(_)){var b=0,f;s.sn>l.sn?(b=_-l.start,f=l):(b=l.start-_,f=s),f.duration!==b&&(f.duration=b)}else if(s.sn>l.sn){var A=l.cc===s.cc;A&&l.minEndPTS?s.start=l.start+(l.minEndPTS-l.start):s.start=l.start+l.duration}else s.start=Math.max(l.start-s.duration,0)}function S(l,s,_,b,f,A){var T=b-_;T<=0&&(N.logger.warn("Fragment should have a positive duration",s),b=_+s.duration,A=f+s.duration);var m=_,c=b,u=s.startPTS,o=s.endPTS;if(Object(K.isFiniteNumber)(u)){var x=Math.abs(u-_);Object(K.isFiniteNumber)(s.deltaPTS)?s.deltaPTS=Math.max(x,s.deltaPTS):s.deltaPTS=x,m=Math.max(_,u),_=Math.min(_,u),f=Math.min(f,s.startDTS),c=Math.min(b,o),b=Math.max(b,o),A=Math.max(A,s.endDTS)}s.duration=b-_;var y=_-s.start;s.appendedPTS=b,s.start=s.startPTS=_,s.maxStartPTS=m,s.startDTS=f,s.endPTS=b,s.minEndPTS=c,s.endDTS=A;var p=s.sn;if(!l||p<l.startSN||p>l.endSN)return 0;var D,U=p-l.startSN,B=l.fragments;for(B[U]=s,D=U;D>0;D--)R(B[D],B[D-1]);for(D=U;D<B.length-1;D++)R(B[D],B[D+1]);return l.fragmentHint&&R(B[B.length-1],l.fragmentHint),l.PTSKnown=l.alignedSliding=!0,y}function h(l,s){for(var _=null,b=l.fragments,f=b.length-1;f>=0;f--){var A=b[f].initSegment;if(A){_=A;break}}l.fragmentHint&&delete l.fragmentHint.endPTS;var T=0,m;if(P(l,s,function(D,U){D.relurl&&(T=D.cc-U.cc),Object(K.isFiniteNumber)(D.startPTS)&&Object(K.isFiniteNumber)(D.endPTS)&&(U.start=U.startPTS=D.startPTS,U.startDTS=D.startDTS,U.appendedPTS=D.appendedPTS,U.maxStartPTS=D.maxStartPTS,U.endPTS=D.endPTS,U.endDTS=D.endDTS,U.minEndPTS=D.minEndPTS,U.duration=D.endPTS-D.startPTS,U.duration&&(m=U),s.PTSKnown=s.alignedSliding=!0),U.elementaryStreams=D.elementaryStreams,U.loader=D.loader,U.stats=D.stats,U.urlId=D.urlId,D.initSegment&&(U.initSegment=D.initSegment,_=D.initSegment)}),_){var c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments;c.forEach(function(D){var U;(!D.initSegment||D.initSegment.relurl===((U=_)===null||U===void 0?void 0:U.relurl))&&(D.initSegment=_)})}if(s.skippedSegments&&(s.deltaUpdateFailed=s.fragments.some(function(D){return!D}),s.deltaUpdateFailed)){N.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var u=s.skippedSegments;u--;)s.fragments.shift();s.startSN=s.fragments[0].sn,s.startCC=s.fragments[0].cc}var o=s.fragments;if(T){N.logger.warn("discontinuity sliding from playlist, take drift into account");for(var x=0;x<o.length;x++)o[x].cc+=T}s.skippedSegments&&(s.startCC=s.fragments[0].cc),g(l.partList,s.partList,function(D,U){U.elementaryStreams=D.elementaryStreams,U.stats=D.stats}),m?S(s,m,m.startPTS,m.endPTS,m.startDTS,m.endDTS):w(l,s),o.length&&(s.totalduration=s.edge-o[0].start),s.driftStartTime=l.driftStartTime,s.driftStart=l.driftStart;var y=s.advancedDateTime;if(s.advanced&&y){var p=s.edge;s.driftStart||(s.driftStartTime=y,s.driftStart=p),s.driftEndTime=y,s.driftEnd=p}else s.driftEndTime=l.driftEndTime,s.driftEnd=l.driftEnd,s.advancedDateTime=l.advancedDateTime}function g(l,s,_){if(l&&s)for(var b=0,f=0,A=l.length;f<=A;f++){var T=l[f],m=s[f+b];T&&m&&T.index===m.index&&T.fragment.sn===m.fragment.sn?_(T,m):b--}}function P(l,s,_){for(var b=s.skippedSegments,f=Math.max(l.startSN,s.startSN)-s.startSN,A=(l.fragmentHint?1:0)+(b?s.endSN:Math.min(l.endSN,s.endSN))-s.startSN,T=s.startSN-l.startSN,m=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,u=f;u<=A;u++){var o=c[T+u],x=m[u];b&&!x&&u<b&&(x=s.fragments[u]=o),o&&x&&_(o,x)}}function w(l,s){var _=s.startSN+s.skippedSegments-l.startSN,b=l.fragments;if(_<0||_>=b.length)return;E(s,b[_].start)}function E(l,s){if(s){for(var _=l.fragments,b=l.skippedSegments;b<_.length;b++)_[b].start+=s;l.fragmentHint&&(l.fragmentHint.start+=s)}}function v(l,s){var _=1e3*l.levelTargetDuration,b=_/2,f=l.age,A=f>0&&f<_*3,T=s.loading.end-s.loading.start,m,c=l.availabilityDelay;if(l.updated===!1)if(A){var u=333*l.misses;m=Math.max(Math.min(b,T*2),u),l.availabilityDelay=(l.availabilityDelay||0)+m}else m=b;else A?(c=Math.min(c||_/2,f),l.availabilityDelay=c,m=c+_-f):m=_-T;return Math.round(m)}function d(l,s,_){if(!l||!l.details)return null;var b=l.details,f=b.fragments[s-b.startSN];return f||(f=b.fragmentHint,f&&f.sn===s?f:s<b.startSN&&_&&_.sn===s?_:null)}function a(l,s,_){if(!l||!l.details)return null;var b=l.details.partList;if(b)for(var f=b.length;f--;){var A=b[f];if(A.index===_&&A.fragment.sn===s)return A}return null}},"./src/controller/stream-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return b});var K=L("./src/polyfills/number.ts"),N=L("./src/controller/base-stream-controller.ts"),O=L("./src/is-supported.ts"),F=L("./src/events.ts"),I=L("./src/utils/buffer-helper.ts"),R=L("./src/controller/fragment-tracker.ts"),S=L("./src/types/loader.ts"),h=L("./src/loader/fragment.ts"),g=L("./src/demux/transmuxer-interface.ts"),P=L("./src/types/transmuxer.ts"),w=L("./src/controller/gap-controller.ts"),E=L("./src/errors.ts"),v=L("./src/utils/logger.ts");function d(f,A){for(var T=0;T<A.length;T++){var m=A[T];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(f,m.key,m)}}function a(f,A,T){return A&&d(f.prototype,A),T&&d(f,T),f}function l(f,A){f.prototype=Object.create(A.prototype),f.prototype.constructor=f,s(f,A)}function s(f,A){return s=Object.setPrototypeOf||function(m,c){return m.__proto__=c,m},s(f,A)}var _=100,b=function(f){l(A,f);function A(m,c){var u;return u=f.call(this,m,c,"[stream-controller]")||this,u.audioCodecSwap=!1,u.gapController=null,u.level=-1,u._forceStartLoad=!1,u.altAudio=!1,u.audioOnly=!1,u.fragPlaying=null,u.onvplaying=null,u.onvseeked=null,u.fragLastKbps=0,u.stalled=!1,u.couldBacktrack=!1,u.audioCodecSwitch=!1,u.videoBuffer=null,u._registerListeners(),u}var T=A.prototype;return T._registerListeners=function(){var c=this.hls;c.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(F.Events.ERROR,this.onError,this),c.on(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(F.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T._unregisterListeners=function(){var c=this.hls;c.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(F.Events.ERROR,this.onError,this),c.off(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(F.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},T.startLoad=function(c){if(this.levels){var u=this.lastCurrentTime,o=this.hls;if(this.stopLoad(),this.setInterval(_),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var x=o.startLevel;x===-1&&(o.config.testBandwidth?(x=0,this.bitrateTest=!0):x=o.nextAutoLevel),this.level=o.nextLoadLevel=x,this.loadedmetadata=!1}u>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+u.toFixed(3)),c=u),this.state=N.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=N.State.STOPPED},T.stopLoad=function(){this._forceStartLoad=!1,f.prototype.stopLoad.call(this)},T.doTick=function(){switch(this.state){case N.State.IDLE:this.doTickIdle();break;case N.State.WAITING_LEVEL:{var c,u=this.levels,o=this.level,x=u==null||((c=u[o])===null||c===void 0)?void 0:c.details;if(x&&(!x.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(x))break;this.state=N.State.IDLE;break}break}case N.State.FRAG_LOADING_WAITING_RETRY:{var y,p=self.performance.now(),D=this.retryDate;(!D||p>=D||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=N.State.IDLE)}break;default:break}this.onTickEnd()},T.onTickEnd=function(){f.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},T.doTickIdle=function(){var c,u,o=this.hls,x=this.levelLastLoaded,y=this.levels,p=this.media,D=o.config,U=o.nextLoadLevel;if(x===null||!p&&(this.startFragRequested||!D.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!y||!y[U])return;var B=y[U];this.level=o.nextLoadLevel=U;var W=B.details;if(!W||this.state===N.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==U){this.state=N.State.WAITING_LEVEL;return}var M=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:p,S.PlaylistLevelType.MAIN);if(M===null)return;var k=M.len,H=this.getMaxBufferLength(B.maxBitrate);if(k>=H)return;if(this._streamEnded(M,W)){var X={};this.altAudio&&(X.type="video"),this.hls.trigger(F.Events.BUFFER_EOS,X),this.state=N.State.ENDED;return}var ee=M.end,ae=this.getNextFragment(ee,W);if(this.couldBacktrack&&!this.fragPrevious&&ae&&ae.sn!=="initSegment"){var ye=ae.sn-W.startSN;ye>1&&(ae=W.fragments[ye-1],this.fragmentTracker.removeFragment(ae))}if(ae&&this.fragmentTracker.getState(ae)===R.FragmentState.OK&&this.nextLoadPosition>ee){var pe=this.audioOnly&&!this.altAudio?h.ElementaryStreamTypes.AUDIO:h.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(p,pe,S.PlaylistLevelType.MAIN),ae=this.getNextFragment(this.nextLoadPosition,W)}if(!ae)return;ae.initSegment&&!ae.initSegment.data&&!this.bitrateTest&&(ae=ae.initSegment),((c=ae.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((u=ae.decryptdata)!==null&&u!==void 0&&u.key)?this.loadKey(ae,W):this.loadFragment(ae,W,ee)},T.loadFragment=function(c,u,o){var x,y=this.fragmentTracker.getState(c);if(this.fragCurrent=c,y===R.FragmentState.BACKTRACKED){var p=this.fragmentTracker.getBacktrackData(c);if(p){this._handleFragmentLoadProgress(p),this._handleFragmentLoadComplete(p);return}else y=R.FragmentState.NOT_LOADED}y===R.FragmentState.NOT_LOADED||y===R.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,f.prototype.loadFragment.call(this,c,u,o)):y===R.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((x=this.media)===null||x===void 0?void 0:x.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},T.getAppendedFrag=function(c){var u=this.fragmentTracker.getAppendedFrag(c,S.PlaylistLevelType.MAIN);return u&&"fragment"in u?u.fragment:u},T.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,S.PlaylistLevelType.MAIN)},T.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},T.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},T.nextLevelSwitch=function(){var c=this.levels,u=this.media;if(u!=null&&u.readyState){var o,x=this.getAppendedFrag(u.currentTime);if(x&&x.start>1&&this.flushMainBuffer(0,x.start-1),!u.paused&&c){var y=this.hls.nextLoadLevel,p=c[y],D=this.fragLastKbps;D&&this.fragCurrent?o=this.fragCurrent.duration*p.maxBitrate/(1e3*D)+1:o=0}else o=0;var U=this.getBufferedFrag(u.currentTime+o);if(U){var B=this.followingBufferedFrag(U);if(B){this.abortCurrentFrag();var W=B.maxStartPTS?B.maxStartPTS:B.start,M=B.duration,k=Math.max(U.end,W+Math.min(Math.max(M-this.config.maxFragLookUpTolerance,M*.5),M*.75));this.flushMainBuffer(k,Number.POSITIVE_INFINITY)}}}},T.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===N.State.KEY_LOADING&&(this.state=N.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},T.flushMainBuffer=function(c,u){f.prototype.flushMainBuffer.call(this,c,u,this.altAudio?"video":null)},T.onMediaAttached=function(c,u){f.prototype.onMediaAttached.call(this,c,u);var o=u.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),o.addEventListener("playing",this.onvplaying),o.addEventListener("seeked",this.onvseeked),this.gapController=new w.default(this.config,o,this.fragmentTracker,this.hls)},T.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),f.prototype.onMediaDetaching.call(this)},T.onMediaPlaying=function(){this.tick()},T.onMediaSeeked=function(){var c=this.media,u=c?c.currentTime:null;Object(K.isFiniteNumber)(u)&&this.log("Media seeked to "+u.toFixed(3)),this.tick()},T.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(F.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},T.onManifestParsed=function(c,u){var o=!1,x=!1,y;u.levels.forEach(function(p){y=p.audioCodec,y&&(y.indexOf("mp4a.40.2")!==-1&&(o=!0),y.indexOf("mp4a.40.5")!==-1&&(x=!0))}),this.audioCodecSwitch=o&&x&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=u.levels,this.startFragRequested=!1},T.onLevelLoading=function(c,u){var o=this.levels;if(!o||this.state!==N.State.IDLE)return;var x=o[u.level];(!x.details||x.details.live&&this.levelLastLoaded!==u.level||this.waitForCdnTuneIn(x.details))&&(this.state=N.State.WAITING_LEVEL)},T.onLevelLoaded=function(c,u){var o,x=this.levels,y=u.level,p=u.details,D=p.totalduration;if(!x){this.warn("Levels were reset while loading level "+y);return}this.log("Level "+y+" loaded ["+p.startSN+","+p.endSN+"], cc ["+p.startCC+", "+p.endCC+"] duration:"+D);var U=this.fragCurrent;U&&(this.state===N.State.FRAG_LOADING||this.state===N.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==u.level&&U.loader&&(this.state=N.State.IDLE,U.loader.abort()));var B=x[y],W=0;if(p.live||(o=B.details)!==null&&o!==void 0&&o.live){if(p.fragments[0]||(p.deltaUpdateFailed=!0),p.deltaUpdateFailed)return;W=this.alignPlaylists(p,B.details)}if(B.details=p,this.levelLastLoaded=y,this.hls.trigger(F.Events.LEVEL_UPDATED,{details:p,level:y}),this.state===N.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(p))return;this.state=N.State.IDLE}this.startFragRequested?p.live&&this.synchronizeToLiveEdge(p):this.setStartPosition(p,W),this.tick()},T._handleFragmentLoadProgress=function(c){var u,o=c.frag,x=c.part,y=c.payload,p=this.levels;if(!p){this.warn("Levels were reset while fragment load was in progress. Fragment "+o.sn+" of level "+o.level+" will not be buffered");return}var D=p[o.level],U=D.details;if(!U){this.warn("Dropping fragment "+o.sn+" of level "+o.level+" after level details were reset");return}var B=D.videoCodec,W=U.PTSKnown||!U.live,M=(u=o.initSegment)===null||u===void 0?void 0:u.data,k=this._getAudioCodec(D),H=this.transmuxer=this.transmuxer||new g.default(this.hls,S.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),X=x?x.index:-1,ee=X!==-1,ae=new P.ChunkMetadata(o.level,o.sn,o.stats.chunkCount,y.byteLength,X,ee),ye=this.initPTS[o.cc];H.push(y,M,k,B,o,x,U.totalduration,W,ae,ye)},T.onAudioTrackSwitching=function(c,u){var o=this.altAudio,x=!!u.url,y=u.id;if(!x){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 D=this.hls;o&&D.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),D.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:y})}},T.onAudioTrackSwitched=function(c,u){var o=u.id,x=!!this.hls.audioTracks[o].url;if(x){var y=this.videoBuffer;y&&this.mediaBuffer!==y&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=y)}this.altAudio=x,this.tick()},T.onBufferCreated=function(c,u){var o=u.tracks,x,y,p=!1;for(var D in o){var U=o[D];if(U.id==="main"){if(y=D,x=U,D==="video"){var B=o[D];B&&(this.videoBuffer=B.buffer)}}else p=!0}p&&x?(this.log("Alternate track found, use "+y+".buffered to schedule main fragment loading"),this.mediaBuffer=x.buffer):this.mediaBuffer=this.media},T.onFragBuffered=function(c,u){var o=u.frag,x=u.part;if(o&&o.type!==S.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(o)){this.warn("Fragment "+o.sn+(x?" p: "+x.index:"")+" of level "+o.level+" finished buffering, but was aborted. state: "+this.state),this.state===N.State.PARSED&&(this.state=N.State.IDLE);return}var y=x?x.stats:o.stats;this.fragLastKbps=Math.round(8*y.total/(y.buffering.end-y.loading.first)),o.sn!=="initSegment"&&(this.fragPrevious=o),this.fragBufferedComplete(o,x)},T.onError=function(c,u){switch(u.details){case E.ErrorDetails.FRAG_LOAD_ERROR:case E.ErrorDetails.FRAG_LOAD_TIMEOUT:case E.ErrorDetails.KEY_LOAD_ERROR:case E.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.MAIN,u);break;case E.ErrorDetails.LEVEL_LOAD_ERROR:case E.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==N.State.ERROR&&(u.fatal?(this.warn(""+u.details),this.state=N.State.ERROR):!u.levelRetry&&this.state===N.State.WAITING_LEVEL&&(this.state=N.State.IDLE));break;case E.ErrorDetails.BUFFER_FULL_ERROR:if(u.parent==="main"&&(this.state===N.State.PARSING||this.state===N.State.PARSED)){var o=!0,x=this.getFwdBufferInfo(this.media,S.PlaylistLevelType.MAIN);x&&x.len>.5&&(o=!this.reduceMaxBufferLength(x.len)),o&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},T.checkBuffer=function(){var c=this.media,u=this.gapController;if(!c||!u||!c.readyState)return;var o=I.BufferHelper.getBuffered(c);!this.loadedmetadata&&o.length?(this.loadedmetadata=!0,this.seekToStartPos()):u.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},T.onFragLoadEmergencyAborted=function(){this.state=N.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},T.onBufferFlushed=function(c,u){var o=u.type;if(o!==h.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var x=(o===h.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(x,o,S.PlaylistLevelType.MAIN)}},T.onLevelsUpdated=function(c,u){this.levels=u.levels},T.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},T.seekToStartPos=function(){var c=this.media,u=c.currentTime,o=this.startPosition;if(o>=0&&u<o){if(c.seeking){v.logger.log("could not seek to "+o+", already seeking at "+u);return}var x=I.BufferHelper.getBuffered(c),y=x.length?x.start(0):0,p=y-o;p>0&&(p<this.config.maxBufferHole||p<this.config.maxFragLookUpTolerance)&&(v.logger.log("adjusting start position by "+p+" to match buffer start"),o+=p,this.startPosition=o),this.log("seek to target start position "+o+" from current time "+u),c.currentTime=o}},T._getAudioCodec=function(c){var u=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&u&&(this.log("Swapping audio codec"),u.indexOf("mp4a.40.5")!==-1?u="mp4a.40.2":u="mp4a.40.5"),u},T._loadBitrateTestFrag=function(c){var u=this;this._doFragLoad(c).then(function(o){var x=u.hls;if(!o||x.nextLoadLevel||u.fragContextChanged(c))return;u.fragLoadError=0,u.state=N.State.IDLE,u.startFragRequested=!1,u.bitrateTest=!1;var y=c.stats;y.parsing.start=y.parsing.end=y.buffering.start=y.buffering.end=self.performance.now(),x.trigger(F.Events.FRAG_LOADED,o)})},T._handleTransmuxComplete=function(c){var u,o="main",x=this.hls,y=c.remuxResult,p=c.chunkMeta,D=this.getCurrentContext(p);if(!D){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 U=D.frag,B=D.part,W=D.level,M=y.video,k=y.text,H=y.id3,X=y.initSegment,ee=this.altAudio?void 0:y.audio;if(this.fragContextChanged(U))return;if(this.state=N.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,U,p),x.trigger(F.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:o,tracks:X.tracks}));var ae=X.initPTS,ye=X.timescale;Object(K.isFiniteNumber)(ae)&&(this.initPTS[U.cc]=ae,x.trigger(F.Events.INIT_PTS_FOUND,{frag:U,id:o,initPTS:ae,timescale:ye}))}if(M&&y.independent!==!1){if(W.details){var pe=M.startPTS,he=M.endPTS,fe=M.startDTS,de=M.endDTS;if(B)B.elementaryStreams[M.type]={startPTS:pe,endPTS:he,startDTS:fe,endDTS:de};else if(M.firstKeyFrame&&M.independent&&(this.couldBacktrack=!0),M.dropped&&M.independent){var ne=this.getLoadPosition()+this.config.maxBufferHole;if(ne<pe){this.backtrack(U);return}U.setElementaryStreamInfo(M.type,U.start,he,U.start,de,!0)}U.setElementaryStreamInfo(M.type,pe,he,fe,de),this.bufferFragmentData(M,U,B,p)}}else if(y.independent===!1){this.backtrack(U);return}if(ee){var me=ee.startPTS,$=ee.endPTS,ie=ee.startDTS,te=ee.endDTS;B&&(B.elementaryStreams[h.ElementaryStreamTypes.AUDIO]={startPTS:me,endPTS:$,startDTS:ie,endDTS:te}),U.setElementaryStreamInfo(h.ElementaryStreamTypes.AUDIO,me,$,ie,te),this.bufferFragmentData(ee,U,B,p)}if(H!=null&&(u=H.samples)!==null&&u!==void 0&&u.length){var Ee={frag:U,id:o,samples:H.samples};x.trigger(F.Events.FRAG_PARSING_METADATA,Ee)}if(k){var Ce={frag:U,id:o,samples:k.samples};x.trigger(F.Events.FRAG_PARSING_USERDATA,Ce)}},T._bufferInitSegment=function(c,u,o,x){var y=this;if(this.state!==N.State.PARSING)return;this.audioOnly=!!u.audio&&!u.video,this.altAudio&&!this.audioOnly&&delete u.audio;var p=u.audio,D=u.video,U=u.audiovideo;if(p){var B=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(B&&(B.indexOf("mp4a.40.5")!==-1?B="mp4a.40.2":B="mp4a.40.5"),p.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(B="mp4a.40.5")),W.indexOf("android")!==-1&&p.container!=="audio/mpeg"&&(B="mp4a.40.2",this.log("Android: force audio codec to "+B)),c.audioCodec&&c.audioCodec!==B&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+B+'"'),p.levelCodec=B,p.id="main",this.log("Init audio buffer, container:"+p.container+", codecs[selected/level/parsed]=["+(B||"")+"/"+(c.audioCodec||"")+"/"+p.codec+"]")}D&&(D.levelCodec=c.videoCodec,D.id="main",this.log("Init video buffer, container:"+D.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+D.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(F.Events.BUFFER_CODECS,u),Object.keys(u).forEach(function(M){var k=u[M],H=k.initSegment;H!=null&&H.byteLength&&y.hls.trigger(F.Events.BUFFER_APPENDING,{type:M,data:H,frag:o,part:null,chunkMeta:x,parent:o.type})}),this.tick()},T.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var u=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,u?this.resetFragmentLoading(c):this.state=N.State.BACKTRACKING},T.checkFragmentChanged=function(){var c=this.media,u=null;if(c&&c.readyState>1&&c.seeking===!1){var o=c.currentTime;if(I.BufferHelper.isBuffered(c,o)?u=this.getAppendedFrag(o):I.BufferHelper.isBuffered(c,o+.1)&&(u=this.getAppendedFrag(o+.1)),u){var x=this.fragPlaying,y=u.level;(!x||u.sn!==x.sn||x.level!==y||u.urlId!==x.urlId)&&(this.hls.trigger(F.Events.FRAG_CHANGED,{frag:u}),(!x||x.level!==y)&&this.hls.trigger(F.Events.LEVEL_SWITCHED,{level:y}),this.fragPlaying=u)}}},a(A,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var u=this.getAppendedFrag(c.currentTime);if(u)return u.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var u=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(u)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),A}(N.default)},"./src/controller/subtitle-stream-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"SubtitleStreamController",function(){return l});var K=L("./src/events.ts"),N=L("./src/utils/logger.ts"),O=L("./src/utils/buffer-helper.ts"),F=L("./src/controller/fragment-finders.ts"),I=L("./src/utils/discontinuities.ts"),R=L("./src/controller/level-helper.ts"),S=L("./src/controller/fragment-tracker.ts"),h=L("./src/controller/base-stream-controller.ts"),g=L("./src/types/loader.ts"),P=L("./src/types/level.ts");function w(s,_){for(var b=0;b<_.length;b++){var f=_[b];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(s,f.key,f)}}function E(s,_,b){return _&&w(s.prototype,_),b&&w(s,b),s}function v(s,_){s.prototype=Object.create(_.prototype),s.prototype.constructor=s,d(s,_)}function d(s,_){return d=Object.setPrototypeOf||function(f,A){return f.__proto__=A,f},d(s,_)}var a=500,l=function(s){v(_,s);function _(f,A){var T;return T=s.call(this,f,A,"[subtitle-stream-controller]")||this,T.levels=[],T.currentTrackId=-1,T.tracksBuffered=[],T.mainDetails=null,T._registerListeners(),T}var b=_.prototype;return b.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},b._registerListeners=function(){var A=this.hls;A.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.on(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.on(K.Events.ERROR,this.onError,this),A.on(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.on(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.on(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},b._unregisterListeners=function(){var A=this.hls;A.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.off(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.off(K.Events.ERROR,this.onError,this),A.off(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.off(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.off(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},b.startLoad=function(){this.stopLoad(),this.state=h.State.IDLE,this.setInterval(a),this.tick()},b.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},b.onLevelLoaded=function(A,T){this.mainDetails=T.details},b.onSubtitleFragProcessed=function(A,T){var m=T.frag,c=T.success;if(this.fragPrevious=m,this.state=h.State.IDLE,!c)return;var u=this.tracksBuffered[this.currentTrackId];if(!u)return;for(var o,x=m.start,y=0;y<u.length;y++)if(x>=u[y].start&&x<=u[y].end){o=u[y];break}var p=m.start+m.duration;o?o.end=p:(o={start:x,end:p},u.push(o)),this.fragmentTracker.fragBuffered(m)},b.onBufferFlushing=function(A,T){var m=T.startOffset,c=T.endOffset;if(m===0&&c!==Number.POSITIVE_INFINITY){var u=this.currentTrackId,o=this.levels;if(!o.length||!o[u]||!o[u].details)return;var x=o[u].details,y=x.targetduration,p=c-y;if(p<=0)return;T.endOffsetSubtitles=Math.max(0,p),this.tracksBuffered.forEach(function(D){for(var U=0;U<D.length;){if(D[U].end<=p){D.shift();continue}else if(D[U].start<p)D[U].start=p;else break;U++}}),this.fragmentTracker.removeFragmentsInRange(m,p,g.PlaylistLevelType.SUBTITLE)}},b.onError=function(A,T){var m,c=T.frag;if(!c||c.type!==g.PlaylistLevelType.SUBTITLE)return;(m=this.fragCurrent)!==null&&m!==void 0&&m.loader&&this.fragCurrent.loader.abort(),this.state=h.State.IDLE},b.onSubtitleTracksUpdated=function(A,T){var m=this,c=T.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(u){return new P.Level(u)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(u){m.tracksBuffered[u.id]=[]}),this.mediaBuffer=null},b.onSubtitleTrackSwitch=function(A,T){if(this.currentTrackId=T.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var m=this.levels[this.currentTrackId];m!=null&&m.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,m&&this.setInterval(a)},b.onSubtitleTrackLoaded=function(A,T){var m,c=T.details,u=T.id,o=this.currentTrackId,x=this.levels;if(!x.length)return;var y=x[o];if(u>=x.length||u!==o||!y)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(m=y.details)!==null&&m!==void 0&&m.live){var p=this.mainDetails;if(c.deltaUpdateFailed||!p)return;var D=p.fragments[0];if(!y.details)c.hasProgramDateTime&&p.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(c,p):D&&Object(R.addSliding)(c,D.start);else{var U=this.alignPlaylists(c,y.details);U===0&&D&&Object(R.addSliding)(c,D.start)}}if(y.details=c,this.levelLastLoaded=u,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===h.State.IDLE){var B=Object(F.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);B||(this.warn("Subtitle playlist not aligned with playback"),y.details=void 0)}},b._handleFragmentLoadComplete=function(A){var T=A.frag,m=A.payload,c=T.decryptdata,u=this.hls;if(this.fragContextChanged(T))return;if(m&&m.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var o=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(m),c.key.buffer,c.iv.buffer).then(function(x){var y=performance.now();u.trigger(K.Events.FRAG_DECRYPTED,{frag:T,payload:x,stats:{tstart:o,tdecrypt:y}})})}},b.doTick=function(){if(!this.media){this.state=h.State.IDLE;return}if(this.state===h.State.IDLE){var A,T=this.currentTrackId,m=this.levels;if(!m.length||!m[T]||!m[T].details)return;var c=m[T].details,u=c.targetduration,o=this.config,x=this.media,y=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,x.currentTime-u,o.maxBufferHole),p=y.end,D=y.len,U=this.getMaxBufferLength()+u;if(D>U)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var B=c.fragments,W=B.length,M=c.edge,k,H=this.fragPrevious;if(p<M){var X=o.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(k=Object(F.findFragmentByPDT)(B,H.endProgramDateTime,X)),k||(k=Object(F.findFragmentByPTS)(H,B,p,X),!k&&H&&H.start<B[0].start&&(k=B[0]))}else k=B[W-1];(A=k)!==null&&A!==void 0&&A.encrypted?(N.logger.log("Loading key for "+k.sn),this.state=h.State.KEY_LOADING,this.hls.trigger(K.Events.KEY_LOADING,{frag:k})):k&&this.fragmentTracker.getState(k)===S.FragmentState.NOT_LOADED&&this.loadFragment(k,c,p)}},b.loadFragment=function(A,T,m){this.fragCurrent=A,s.prototype.loadFragment.call(this,A,T,m)},E(_,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),_}(h.default)},"./src/controller/subtitle-track-controller.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/events.ts"),N=L("./src/utils/texttrack-utils.ts"),O=L("./src/controller/base-playlist-controller.ts"),F=L("./src/types/loader.ts");function I(w,E){for(var v=0;v<E.length;v++){var d=E[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(w,d.key,d)}}function R(w,E,v){return E&&I(w.prototype,E),v&&I(w,v),w}function S(w,E){w.prototype=Object.create(E.prototype),w.prototype.constructor=w,h(w,E)}function h(w,E){return h=Object.setPrototypeOf||function(d,a){return d.__proto__=a,d},h(w,E)}var g=function(w){S(E,w);function E(d){var a;return a=w.call(this,d,"[subtitle-track-controller]")||this,a.media=null,a.tracks=[],a.groupId=null,a.tracksInGroup=[],a.trackId=-1,a.selectDefaultTrack=!0,a.queuedDefaultTrack=-1,a.trackChangeListener=function(){return a.onTextTracksChanged()},a.asyncPollTrackChange=function(){return a.pollTrackChange(0)},a.useTextTrackPolling=!1,a.subtitlePollingInterval=-1,a.subtitleDisplay=!0,a.registerListeners(),a}var v=E.prototype;return v.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,w.prototype.destroy.call(this)},v.registerListeners=function(){var a=this.hls;a.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),a.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),a.on(K.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){var a=this.hls;a.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),a.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),a.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),a.off(K.Events.ERROR,this.onError,this)},v.onMediaAttached=function(a,l){if(this.media=l.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},v.pollTrackChange=function(a){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,a)},v.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 a=P(this.media.textTracks);a.forEach(function(l){Object(N.clearCurrentCues)(l)}),this.subtitleTrack=-1,this.media=null},v.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},v.onManifestParsed=function(a,l){this.tracks=l.subtitleTracks},v.onSubtitleTrackLoaded=function(a,l){var s=l.id,_=l.details,b=this.trackId,f=this.tracksInGroup[b];if(!f){this.warn("Invalid subtitle track id "+s);return}var A=f.details;f.details=l.details,this.log("subtitle track "+s+" loaded ["+_.startSN+"-"+_.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,l,A))},v.onLevelLoading=function(a,l){this.switchLevel(l.level)},v.onLevelSwitching=function(a,l){this.switchLevel(l.level)},v.switchLevel=function(a){var l=this.hls.levels[a];if(!(l!=null&&l.textGroupIds))return;var s=l.textGroupIds[l.urlId];if(this.groupId!==s){var _=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,b=this.tracks.filter(function(T){return!s||T.groupId===s});this.tracksInGroup=b;var f=this.findTrackId(_==null?void 0:_.name)||this.findTrackId();this.groupId=s;var A={subtitleTracks:b};this.log("Updating subtitle tracks, "+b.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(K.Events.SUBTITLE_TRACKS_UPDATED,A),f!==-1&&this.setSubtitleTrack(f,_)}},v.findTrackId=function(a){for(var l=this.tracksInGroup,s=0;s<l.length;s++){var _=l[s];if((!this.selectDefaultTrack||_.default)&&(!a||a===_.name))return _.id}return-1},v.onError=function(a,l){if(w.prototype.onError.call(this,a,l),l.fatal||!l.context)return;l.context.type===F.PlaylistContextType.SUBTITLE_TRACK&&l.context.id===this.trackId&&l.context.groupId===this.groupId&&this.retryLoadingOrFail(l)},v.loadPlaylist=function(a){var l=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(l)){var s=l.id,_=l.groupId,b=l.url;if(a)try{b=a.addDirectives(b)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Loading subtitle playlist for id "+s),this.hls.trigger(K.Events.SUBTITLE_TRACK_LOADING,{url:b,id:s,groupId:_,deliveryDirectives:a||null})}},v.toggleTrackModes=function(a){var l=this,s=this.media,_=this.subtitleDisplay,b=this.trackId;if(!s)return;var f=P(s.textTracks),A=f.filter(function(c){return c.groupId===l.groupId});if(a===-1)[].slice.call(f).forEach(function(c){c.mode="disabled"});else{var T=A[b];T&&(T.mode="disabled")}var m=A[a];m&&(m.mode=_?"showing":"hidden")},v.setSubtitleTrack=function(a,l){var s,_=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=a;return}if(this.trackId!==a&&this.toggleTrackModes(a),this.trackId===a&&(a===-1||(s=_[a])!==null&&s!==void 0&&s.details)||a<-1||a>=_.length)return;this.clearTimer();var b=_[a];if(this.log("Switching to subtitle track "+a),this.trackId=a,b){var f=b.id,A=b.groupId,T=A===void 0?"":A,m=b.name,c=b.type,u=b.url;this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:f,groupId:T,name:m,type:c,url:u});var o=this.switchParams(b.url,l==null?void 0:l.details);this.loadPlaylist(o)}else this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:a})},v.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var a=-1,l=P(this.media.textTracks),s=0;s<l.length;s++)if(l[s].mode==="hidden")a=s;else if(l[s].mode==="showing"){a=s;break}this.subtitleTrack!==a&&(this.subtitleTrack=a)},R(E,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(a){this.selectDefaultTrack=!1;var l=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(a,l)}}]),E}(O.default);function P(w){for(var E=[],v=0;v<w.length;v++){var d=w[v];d.kind==="subtitles"&&d.label&&E.push(w[v])}return E}G.default=g},"./src/controller/timeline-controller.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"TimelineController",function(){return P});var K=L("./src/polyfills/number.ts"),N=L("./src/events.ts"),O=L("./src/utils/cea-608-parser.ts"),F=L("./src/utils/output-filter.ts"),I=L("./src/utils/webvtt-parser.ts"),R=L("./src/utils/texttrack-utils.ts"),S=L("./src/utils/imsc1-ttml-parser.ts"),h=L("./src/types/loader.ts"),g=L("./src/utils/logger.ts"),P=function(){function d(l){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=v(),this.captionsProperties=void 0,this.hls=l,this.config=l.config,this.Cues=l.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var s=new F.default(this,"textTrack1"),_=new F.default(this,"textTrack2"),b=new F.default(this,"textTrack3"),f=new F.default(this,"textTrack4");this.cea608Parser1=new O.default(1,s,_),this.cea608Parser2=new O.default(3,b,f)}l.on(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.on(N.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(N.Events.FRAG_LOADING,this.onFragLoading,this),l.on(N.Events.FRAG_LOADED,this.onFragLoaded,this),l.on(N.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.on(N.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.on(N.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(N.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.on(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var a=d.prototype;return a.destroy=function(){var s=this.hls;s.off(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.off(N.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.off(N.Events.FRAG_LOADING,this.onFragLoading,this),s.off(N.Events.FRAG_LOADED,this.onFragLoaded,this),s.off(N.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.off(N.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.off(N.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(N.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.off(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},a.addCues=function(s,_,b,f,A){for(var T=!1,m=A.length;m--;){var c=A[m],u=E(c[0],c[1],_,b);if(u>=0&&(c[0]=Math.min(c[0],_),c[1]=Math.max(c[1],b),T=!0,u/(b-_)>.5))return}if(T||A.push([_,b]),this.config.renderTextTracksNatively){var o=this.captionsTracks[s];this.Cues.newCue(o,_,b,f)}else{var x=this.Cues.newCue(null,_,b,f);this.hls.trigger(N.Events.CUES_PARSED,{type:"captions",cues:x,track:s})}},a.onInitPtsFound=function(s,_){var b=this,f=_.frag,A=_.id,T=_.initPTS,m=_.timescale,c=this.unparsedVttFrags;A==="main"&&(this.initPTS[f.cc]=T,this.timescale[f.cc]=m),c.length&&(this.unparsedVttFrags=[],c.forEach(function(u){b.onFragLoaded(N.Events.FRAG_LOADED,u)}))},a.getExistingTrack=function(s){var _=this.media;if(_)for(var b=0;b<_.textTracks.length;b++){var f=_.textTracks[b];if(f[s])return f}return null},a.createCaptionsTrack=function(s){this.config.renderTextTracksNatively?this.createNativeTrack(s):this.createNonNativeTrack(s)},a.createNativeTrack=function(s){if(this.captionsTracks[s])return;var _=this.captionsProperties,b=this.captionsTracks,f=this.media,A=_[s],T=A.label,m=A.languageCode,c=this.getExistingTrack(s);if(c)b[s]=c,Object(R.clearCurrentCues)(b[s]),Object(R.sendAddTrackEvent)(b[s],f);else{var u=this.createTextTrack("captions",T,m);u&&(u[s]=!0,b[s]=u)}},a.createNonNativeTrack=function(s){if(this.nonNativeCaptionsTracks[s])return;var _=this.captionsProperties[s];if(!_)return;var b=_.label,f={_id:s,label:b,kind:"captions",default:_.media?!!_.media.default:!1,closedCaptions:_.media};this.nonNativeCaptionsTracks[s]=f,this.hls.trigger(N.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[f]})},a.createTextTrack=function(s,_,b){var f=this.media;return f?f.addTextTrack(s,_,b):void 0},a.onMediaAttaching=function(s,_){this.media=_.media,this._cleanTracks()},a.onMediaDetaching=function(){var s=this.captionsTracks;Object.keys(s).forEach(function(_){Object(R.clearCurrentCues)(s[_]),delete s[_]}),this.nonNativeCaptionsTracks={}},a.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=v(),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())},a._cleanTracks=function(){var s=this.media;if(!s)return;var _=s.textTracks;if(_)for(var b=0;b<_.length;b++)Object(R.clearCurrentCues)(_[b])},a.onSubtitleTracksUpdated=function(s,_){var b=this;this.textTracks=[];var f=_.subtitleTracks||[],A=f.some(function(u){return u.textCodec===S.IMSC1_CODEC});if(this.config.enableWebVTT||A&&this.config.enableIMSC1){var T=this.tracks&&f&&this.tracks.length===f.length;if(this.tracks=f||[],this.config.renderTextTracksNatively){var m=this.media?this.media.textTracks:[];this.tracks.forEach(function(u,o){var x;if(o<m.length){for(var y=null,p=0;p<m.length;p++)if(w(m[p],u)){y=m[p];break}y&&(x=y)}x?Object(R.clearCurrentCues)(x):(x=b.createTextTrack("subtitles",u.name,u.lang),x&&(x.mode="disabled")),x&&(x.groupId=u.groupId,b.textTracks.push(x))})}else if(!T&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(u){return{label:u.name,kind:u.type.toLowerCase(),default:u.default,subtitleTrack:u}});this.hls.trigger(N.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},a.onManifestLoaded=function(s,_){var b=this;this.config.enableCEA708Captions&&_.captions&&_.captions.forEach(function(f){var A=/(?:CC|SERVICE)([1-4])/.exec(f.instreamId);if(!A)return;var T="textTrack"+A[1],m=b.captionsProperties[T];if(!m)return;m.label=f.name,f.lang&&(m.languageCode=f.lang),m.media=f})},a.onFragLoading=function(s,_){var b=this.cea608Parser1,f=this.cea608Parser2,A=this.lastSn,T=this.lastPartIndex;if(!this.enabled||!(b&&f))return;if(_.frag.type===h.PlaylistLevelType.MAIN){var m,c,u=_.frag.sn,o=(m=_==null||((c=_.part)===null||c===void 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b=this,f=this.hls;Object(S.parseIMSC1)(_,this.initPTS[s.cc],this.timescale[s.cc],function(A){b._appendCues(A,s.level),f.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(A){g.logger.log("Failed to parse IMSC1: "+A),f.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:A})})},a._parseVTTs=function(s,_,b){var f=this,A=this.hls;Object(I.parseWebVTT)(_,this.initPTS[s.cc],this.timescale[s.cc],b,s.cc,s.start,function(T){f._appendCues(T,s.level),A.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(T){f._fallbackToIMSC1(s,_),g.logger.log("Failed to parse VTT cue: "+T),A.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:T})})},a._fallbackToIMSC1=function(s,_){var b=this,f=this.tracks[s.level];f.textCodec||Object(S.parseIMSC1)(_,this.initPTS[s.cc],this.timescale[s.cc],function(){f.textCodec=S.IMSC1_CODEC,b._parseIMSC1(s,_)},function(){f.textCodec="wvtt"})},a._appendCues=function(s,_){var b=this.hls;if(this.config.renderTextTracksNatively){var f=this.textTracks[_];if(f.mode==="disabled")return;s.forEach(function(m){return Object(R.addCueToTrack)(f,m)})}else{var A=this.tracks[_],T=A.default?"default":"subtitles"+_;b.trigger(N.Events.CUES_PARSED,{type:"subtitles",cues:s,track:T})}},a.onFragDecrypted=function(s,_){var b=_.frag;if(b.type===h.PlaylistLevelType.SUBTITLE){if(!Object(K.isFiniteNumber)(this.initPTS[b.cc])){this.unparsedVttFrags.push(_);return}this.onFragLoaded(N.Events.FRAG_LOADED,_)}},a.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},a.onFragParsingUserdata=function(s,_){var b=this.cea608Parser1,f=this.cea608Parser2;if(!this.enabled||!(b&&f))return;for(var A=0;A<_.samples.length;A++){var T=_.samples[A].bytes;if(T){var m=this.extractCea608Data(T);b.addData(_.samples[A].pts,m[0]),f.addData(_.samples[A].pts,m[1])}}},a.onBufferFlushing=function(s,_){var b=_.startOffset,f=_.endOffset,A=_.endOffsetSubtitles,T=_.type,m=this.media;if(!m||m.currentTime<f)return;if(!T||T==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(o){return Object(R.removeCuesInRange)(c[o],b,f)})}if(this.config.renderTextTracksNatively&&(b===0&&A!==void 0)){var u=this.textTracks;Object.keys(u).forEach(function(o){return Object(R.removeCuesInRange)(u[o],b,A)})}},a.extractCea608Data=function(s){for(var _=s[0]&31,b=2,f=[[],[]],A=0;A<_;A++){var T=s[b++],m=127&s[b++],c=127&s[b++],u=(4&T)!==0,o=3&T;if(m===0&&c===0)continue;u&&((o===0||o===1)&&(f[o].push(m),f[o].push(c)))}return f},d}();function w(d,a){return d&&d.label===a.name&&!(d.textTrack1||d.textTrack2)}function E(d,a,l,s){return Math.min(a,s)-Math.max(d,l)}function v(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return K});var K=function(){function N(F,I){this.subtle=void 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h=new DataView(S),g=new Uint32Array(4),P=0;P<4;P++)g[P]=h.getUint32(P*4);return g},I.initTable=function(){var S=this.sBox,h=this.invSBox,g=this.subMix,P=g[0],w=g[1],E=g[2],v=g[3],d=this.invSubMix,a=d[0],l=d[1],s=d[2],_=d[3],b=new Uint32Array(256),f=0,A=0,T=0;for(T=0;T<256;T++)T<128?b[T]=T<<1:b[T]=T<<1^283;for(T=0;T<256;T++){var m=A^A<<1^A<<2^A<<3^A<<4;m=m>>>8^m&255^99,S[f]=m,h[m]=f;var c=b[f],u=b[c],o=b[u],x=b[m]*257^m*16843008;P[f]=x<<24|x>>>8,w[f]=x<<16|x>>>16,E[f]=x<<8|x>>>24,v[f]=x,x=o*16843009^u*65537^c*257^f*16843008,a[m]=x<<24|x>>>8,l[m]=x<<16|x>>>16,s[m]=x<<8|x>>>24,_[m]=x,f?(f=c^b[b[b[o^c]]],A^=b[b[A]]):f=A=1}},I.expandKey=function(S){for(var h=this.uint8ArrayToUint32Array_(S),g=!0,P=0;P<h.length&&g;)g=h[P]===this.key[P],P++;if(g)return;this.key=h;var w=this.keySize=h.length;if(w!==4&&w!==6&&w!==8)throw new Error("Invalid aes key size="+w);var E=this.ksRows=(w+6+1)*4,v,d,a=this.keySchedule=new Uint32Array(E),l=this.invKeySchedule=new 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Int32Array(m.length),u,o,x,y,p,D,U,B,W,M,k,H,X,ee,ae=this.networkToHostOrderSwap;h<m.length;){for(W=ae(m[h]),M=ae(m[h+1]),k=ae(m[h+2]),H=ae(m[h+3]),p=W^w[0],D=H^w[1],U=k^w[2],B=M^w[3],X=4,ee=1;ee<P;ee++)u=d[p>>>24]^a[D>>16&255]^l[U>>8&255]^s[B&255]^w[X],o=d[D>>>24]^a[U>>16&255]^l[B>>8&255]^s[p&255]^w[X+1],x=d[U>>>24]^a[B>>16&255]^l[p>>8&255]^s[D&255]^w[X+2],y=d[B>>>24]^a[p>>16&255]^l[D>>8&255]^s[U&255]^w[X+3],p=u,D=o,U=x,B=y,X=X+4;u=E[p>>>24]<<24^E[D>>16&255]<<16^E[U>>8&255]<<8^E[B&255]^w[X],o=E[D>>>24]<<24^E[U>>16&255]<<16^E[B>>8&255]<<8^E[p&255]^w[X+1],x=E[U>>>24]<<24^E[B>>16&255]<<16^E[p>>8&255]<<8^E[D&255]^w[X+2],y=E[B>>>24]<<24^E[p>>16&255]<<16^E[D>>8&255]<<8^E[U&255]^w[X+3],c[h]=ae(u^b),c[h+1]=ae(y^f),c[h+2]=ae(x^A),c[h+3]=ae(o^T),b=W,f=M,A=k,T=H,h=h+4}return c.buffer},F}()},"./src/crypt/decrypter.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return h});var K=L("./src/crypt/aes-crypto.ts"),N=L("./src/crypt/fast-aes-key.ts"),O=L("./src/crypt/aes-decryptor.ts"),F=L("./src/utils/logger.ts"),I=L("./src/utils/mp4-tools.ts"),R=L("./src/utils/typed-array.ts"),S=16,h=function(){function g(w,E,v){var d=v===void 0?{}:v,a=d.removePKCS7Padding,l=a===void 0?!0:a;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=w,this.config=E,this.removePKCS7Padding=l,l)try{var s=self.crypto;s&&(this.subtle=s.subtle||s.webkitSubtle)}catch(_){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var P=g.prototype;return P.destroy=function(){this.observer=null},P.isSync=function(){return this.config.enableSoftwareAES},P.flush=function(){var E=this.currentResult;if(!E){this.reset();return}var v=new Uint8Array(E);return this.reset(),this.removePKCS7Padding?Object(O.removePadding)(v):v},P.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},P.decrypt=function(E,v,d,a){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(E),v,d);var l=this.flush();l&&a(l.buffer)}else this.webCryptoDecrypt(new Uint8Array(E),v,d).then(a)},P.softwareDecrypt=function(E,v,d){var a=this.currentIV,l=this.currentResult,s=this.remainderData;this.logOnce("JS AES decrypt"),s&&(E=Object(I.appendUint8Array)(s,E),this.remainderData=null);var _=this.getValidChunk(E);if(!_.length)return null;a&&(d=a);var b=this.softwareDecrypter;b||(b=this.softwareDecrypter=new O.default),b.expandKey(v);var f=l;return this.currentResult=b.decrypt(_.buffer,0,d),this.currentIV=Object(R.sliceUint8)(_,-16).buffer,f||null},P.webCryptoDecrypt=function(E,v,d){var a=this,l=this.subtle;return(this.key!==v||!this.fastAesKey)&&(this.key=v,this.fastAesKey=new 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g},I.getAvcDecryptedUnit=function(S,h){for(var g=new Uint8Array(h),P=0,w=32;w<=S.length-16;w+=160,P+=16)S.set(g.subarray(P,P+16),w);return S},I.decryptAvcSample=function(S,h,g,P,w,E){var v=Object(N.discardEPB)(w.data),d=this.getAvcEncryptedData(v),a=this;this.decryptBuffer(d.buffer,function(l){w.data=a.getAvcDecryptedUnit(v,l),E||a.decryptAvcSamples(S,h,g+1,P)})},I.decryptAvcSamples=function(S,h,g,P){if(S instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;h++,g=0){if(h>=S.length){P();return}for(var w=S[h].units;!(g>=w.length);g++){var E=w[g];if(E.data.length<=48||E.type!==1&&E.type!==5)continue;var v=this.decrypter.isSync();if(this.decryptAvcSample(S,h,g,P,E,v),!v)return}}},F}();G.default=O},"./src/demux/transmuxer-interface.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return w});var K=L("./node_modules/webworkify-webpack/index.js"),N=L.n(K),O=L("./src/events.ts"),F=L("./src/demux/transmuxer.ts"),I=L("./src/utils/logger.ts"),R=L("./src/errors.ts"),S=L("./src/utils/mediasource-helper.ts"),h=L("./node_modules/eventemitter3/index.js"),g=L.n(h),P=Object(S.getMediaSource)()||{isTypeSupported:function(){return!1}},w=function(){function E(d,a,l,s){var _=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=d,this.id=a,this.onTransmuxComplete=l,this.onFlush=s;var b=d.config,f=function(u,o){o=o||{},o.frag=_.frag,o.id=_.id,d.trigger(u,o)};this.observer=new h.EventEmitter,this.observer.on(O.Events.FRAG_DECRYPTED,f),this.observer.on(O.Events.ERROR,f);var A={mp4:P.isTypeSupported("video/mp4"),mpeg:P.isTypeSupported("audio/mpeg"),mp3:P.isTypeSupported('audio/mp4; codecs="mp3"')},T=navigator.vendor;if(b.enableWorker&&typeof Worker!="undefined"){I.logger.log("demuxing in webworker");var m;try{m=this.worker=K("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),m.addEventListener("message",this.onwmsg),m.onerror=function(c){d.trigger(O.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+"  ("+c.filename+":"+c.lineno+")")})},m.postMessage({cmd:"init",typeSupported:A,vendor:T,id:a,config:JSON.stringify(b)})}catch(c){I.logger.warn("Error in worker:",c),I.logger.error("Error while initializing DemuxerWorker, fallback to inline"),m&&self.URL.revokeObjectURL(m.objectURL),this.transmuxer=new F.default(this.observer,A,b,T,a),this.worker=null}}else this.transmuxer=new F.default(this.observer,A,b,T,a)}var v=E.prototype;return v.destroy=function(){var a=this.worker;if(a)a.removeEventListener("message",this.onwmsg),a.terminate(),this.worker=null;else{var l=this.transmuxer;l&&(l.destroy(),this.transmuxer=null)}var s=this.observer;s&&s.removeAllListeners(),this.observer=null},v.push=function(a,l,s,_,b,f,A,T,m,c){var u=this;m.transmuxing.start=self.performance.now();var o=this.transmuxer,x=this.worker,y=f?f.start:b.start,p=b.decryptdata,D=this.frag,U=!(D&&b.cc===D.cc),B=!(D&&m.level===D.level),W=D?m.sn-D.sn:-1,M=this.part?m.part-this.part.index:1,k=!B&&(W===1||W===0&&M===1),H=self.performance.now();(B||W||b.stats.parsing.start===0)&&(b.stats.parsing.start=H),f&&(M||!k)&&(f.stats.parsing.start=H);var X=new F.TransmuxState(U,k,T,B,y);if(!k||U){I.logger.log("[transmuxer-interface, "+b.type+"]: Starting new transmux session for sn: "+m.sn+" p: "+m.part+" level: "+m.level+" id: "+m.id+`
        discontinuity: `+U+`
        trackSwitch: `+B+`
        contiguous: `+k+`
        accurateTimeOffset: `+T+`
        timeOffset: `+y);var ee=new F.TransmuxConfig(s,_,l,A,c);this.configureTransmuxer(ee)}if(this.frag=b,this.part=f,x)x.postMessage({cmd:"demux",data:a,decryptdata:p,chunkMeta:m,state:X},a instanceof ArrayBuffer?[a]:[]);else if(o){var ae=o.push(a,p,m,X);Object(F.isPromise)(ae)?ae.then(function(ye){u.handleTransmuxComplete(ye)}):this.handleTransmuxComplete(ae)}},v.flush=function(a){var l=this;a.transmuxing.start=self.performance.now();var s=this.transmuxer,_=this.worker;if(_)_.postMessage({cmd:"flush",chunkMeta:a});else if(s){var b=s.flush(a);Object(F.isPromise)(b)?b.then(function(f){l.handleFlushResult(f,a)}):this.handleFlushResult(b,a)}},v.handleFlushResult=function(a,l){var s=this;a.forEach(function(_){s.handleTransmuxComplete(_)}),this.onFlush(l)},v.onWorkerMessage=function(a){var l=a.data,s=this.hls;switch(l.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(l.data);break}case"flush":{this.onFlush(l.data);break}default:{l.data=l.data||{},l.data.frag=this.frag,l.data.id=this.id,s.trigger(l.event,l.data);break}}},v.configureTransmuxer=function(a){var l=this.worker,s=this.transmuxer;l?l.postMessage({cmd:"configure",config:a}):s&&s.configure(a)},v.handleTransmuxComplete=function(a){a.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(a)},E}()},"./src/demux/transmuxer-worker.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return R});var K=L("./src/demux/transmuxer.ts"),N=L("./src/events.ts"),O=L("./src/utils/logger.ts"),F=L("./node_modules/eventemitter3/index.js"),I=L.n(F);function R(w){var E=new F.EventEmitter,v=function(a,l){w.postMessage({event:a,data:l})};E.on(N.Events.FRAG_DECRYPTED,v),E.on(N.Events.ERROR,v),w.addEventListener("message",function(d){var a=d.data;switch(a.cmd){case"init":{var l=JSON.parse(a.config);w.transmuxer=new K.default(E,a.typeSupported,l,a.vendor,a.id),Object(O.enableLogs)(l.debug),v("init",null);break}case"configure":{w.transmuxer.configure(a.config);break}case"demux":{var s=w.transmuxer.push(a.data,a.decryptdata,a.chunkMeta,a.state);Object(K.isPromise)(s)?s.then(function(f){S(w,f)}):S(w,s);break}case"flush":{var _=a.chunkMeta,b=w.transmuxer.flush(_);Object(K.isPromise)(b)?b.then(function(f){g(w,f,_)}):g(w,b,_);break}default:break}})}function S(w,E){if(P(E.remuxResult))return;var v=[],d=E.remuxResult,a=d.audio,l=d.video;a&&h(v,a),l&&h(v,l),w.postMessage({event:"transmuxComplete",data:E},v)}function h(w,E){E.data1&&w.push(E.data1.buffer),E.data2&&w.push(E.data2.buffer)}function g(w,E,v){E.forEach(function(d){S(w,d)}),w.postMessage({event:"flush",data:v})}function P(w){return!w.audio&&!w.video&&!w.text&&!w.id3&&!w.initSegment}},"./src/demux/transmuxer.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return l}),L.d(G,"isPromise",function(){return b}),L.d(G,"TransmuxConfig",function(){return f}),L.d(G,"TransmuxState",function(){return A});var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/crypt/decrypter.ts"),F=L("./src/demux/aacdemuxer.ts"),I=L("./src/demux/mp4demuxer.ts"),R=L("./src/demux/tsdemuxer.ts"),S=L("./src/demux/mp3demuxer.ts"),h=L("./src/remux/mp4-remuxer.ts"),g=L("./src/remux/passthrough-remuxer.ts"),P=L("./src/demux/chunk-cache.ts"),w=L("./src/utils/mp4-tools.ts"),E=L("./src/utils/logger.ts"),v;try{v=self.performance.now.bind(self.performance)}catch(T){E.logger.debug("Unable to use Performance API on this environment"),v=self.Date.now}var d=[{demux:R.default,remux:h.default},{demux:I.default,remux:g.default},{demux:F.default,remux:h.default},{demux:S.default,remux:h.default}],a=1024;d.forEach(function(T){var m=T.demux;a=Math.max(a,m.minProbeByteLength)});var l=function(){function T(c,u,o,x,y){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 P.default,this.observer=c,this.typeSupported=u,this.config=o,this.vendor=x,this.id=y}var m=T.prototype;return m.configure=function(u){this.transmuxConfig=u,this.decrypter&&this.decrypter.reset()},m.push=function(u,o,x,y){var p=this,D=x.transmuxing;D.executeStart=v();var U=new Uint8Array(u),B=this.cache,W=this.config,M=this.currentTransmuxState,k=this.transmuxConfig;y&&(this.currentTransmuxState=y);var H=s(U,o);if(H&&H.method==="AES-128"){var X=this.getDecrypter();if(W.enableSoftwareAES){var ee=X.softwareDecrypt(U,H.key.buffer,H.iv.buffer);if(!ee)return D.executeEnd=v(),_(x);U=new Uint8Array(ee)}else return this.decryptionPromise=X.webCryptoDecrypt(U,H.key.buffer,H.iv.buffer).then(function(we){var Ae=p.push(we,null,x);return p.decryptionPromise=null,Ae}),this.decryptionPromise}var ae=y||M,ye=ae.contiguous,pe=ae.discontinuity,he=ae.trackSwitch,fe=ae.accurateTimeOffset,de=ae.timeOffset,ne=k.audioCodec,me=k.videoCodec,$=k.defaultInitPts,ie=k.duration,te=k.initSegmentData;if((pe||he)&&this.resetInitSegment(te,ne,me,ie),pe&&this.resetInitialTimestamp($),ye||this.resetContiguity(),this.needsProbing(U,pe,he)){if(B.dataLength){var Ee=B.flush();U=Object(w.appendUint8Array)(Ee,U)}this.configureTransmuxer(U,k)}var Ce=this.transmux(U,H,de,fe,x),ve=this.currentTransmuxState;return ve.contiguous=!0,ve.discontinuity=!1,ve.trackSwitch=!1,D.executeEnd=v(),Ce},m.flush=function(u){var o=this,x=u.transmuxing;x.executeStart=v();var y=this.decrypter,p=this.cache,D=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return o.flush(u)});var B=[],W=D.timeOffset;if(y){var M=y.flush();M&&B.push(this.push(M,null,u))}var k=p.dataLength;p.reset();var H=this.demuxer,X=this.remuxer;if(!H||!X)return k>=a&&this.observer.emit(K.Events.ERROR,K.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),x.executeEnd=v(),[_(u)];var ee=H.flush(W);return b(ee)?ee.then(function(ae){return o.flushRemux(B,ae,u),B}):(this.flushRemux(B,ee,u),B)},m.flushRemux=function(u,o,x){var y=o.audioTrack,p=o.avcTrack,D=o.id3Track,U=o.textTrack,B=this.currentTransmuxState,W=B.accurateTimeOffset,M=B.timeOffset;E.logger.log("[transmuxer.ts]: Flushed fragment "+x.sn+(x.part>-1?" p: "+x.part:"")+" of level "+x.level);var k=this.remuxer.remux(y,p,D,U,M,W,!0,this.id);u.push({remuxResult:k,chunkMeta:x}),x.transmuxing.executeEnd=v()},m.resetInitialTimestamp=function(u){var o=this.demuxer,x=this.remuxer;if(!o||!x)return;o.resetTimeStamp(u),x.resetTimeStamp(u)},m.resetContiguity=function(){var u=this.demuxer,o=this.remuxer;if(!u||!o)return;u.resetContiguity(),o.resetNextTimestamp()},m.resetInitSegment=function(u,o,x,y){var p=this.demuxer,D=this.remuxer;if(!p||!D)return;p.resetInitSegment(o,x,y),D.resetInitSegment(u,o,x)},m.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},m.transmux=function(u,o,x,y,p){var D;return o&&o.method==="SAMPLE-AES"?D=this.transmuxSampleAes(u,o,x,y,p):D=this.transmuxUnencrypted(u,x,y,p),D},m.transmuxUnencrypted=function(u,o,x,y){var p=this.demuxer.demux(u,o,!1,!this.config.progressive),D=p.audioTrack,U=p.avcTrack,B=p.id3Track,W=p.textTrack,M=this.remuxer.remux(D,U,B,W,o,x,!1,this.id);return{remuxResult:M,chunkMeta:y}},m.transmuxSampleAes=function(u,o,x,y,p){var D=this;return this.demuxer.demuxSampleAes(u,o,x).then(function(U){var B=D.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,x,y,!1,D.id);return{remuxResult:B,chunkMeta:p}})},m.configureTransmuxer=function(u,o){for(var x=this.config,y=this.observer,p=this.typeSupported,D=this.vendor,U=o.audioCodec,B=o.defaultInitPts,W=o.duration,M=o.initSegmentData,k=o.videoCodec,H,X=0,ee=d.length;X<ee;X++)if(d[X].demux.probe(u)){H=d[X];break}H||(E.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:I.default,remux:g.default});var ae=this.demuxer,ye=this.remuxer,pe=H.remux,he=H.demux;(!ye||!(ye instanceof pe))&&(this.remuxer=new pe(y,x,p,D)),(!ae||!(ae instanceof he))&&(this.demuxer=new he(y,x,p),this.probe=he.probe),this.resetInitSegment(M,U,k,W),this.resetInitialTimestamp(B)},m.needsProbing=function(u,o,x){return!this.demuxer||!this.remuxer||o||x},m.getDecrypter=function(){var u=this.decrypter;return u||(u=this.decrypter=new O.default(this.observer,this.config)),u},T}();function s(T,m){var c=null;return T.byteLength>0&&m!=null&&m.key!=null&&m.iv!==null&&m.method!=null&&(c=m),c}var _=function(m){return{remuxResult:{},chunkMeta:m}};function b(T){return"then"in T&&T.then instanceof Function}var f=function(m,c,u,o,x){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=m,this.videoCodec=c,this.initSegmentData=u,this.duration=o,this.defaultInitPts=x},A=function(m,c,u,o,x){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=m,this.contiguous=c,this.accurateTimeOffset=u,this.trackSwitch=o,this.timeOffset=x}},"./src/demux/tsdemuxer.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"discardEPB",function(){return _});var K=L("./src/demux/adts.ts"),N=L("./src/demux/mpegaudio.ts"),O=L("./src/demux/exp-golomb.ts"),F=L("./src/demux/id3.ts"),I=L("./src/demux/sample-aes.ts"),R=L("./src/events.ts"),S=L("./src/utils/mp4-tools.ts"),h=L("./src/utils/logger.ts"),g=L("./src/errors.ts"),P={video:1,audio:2,id3:3,text:4},w=function(){function b(A,T,m){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=A,this.config=T,this.typeSupported=m}b.probe=function(T){var m=b.syncOffset(T);return m<0?!1:(m&&h.logger.warn("MPEG2-TS detected but first sync word found @ offset "+m+", junk ahead ?"),!0)},b.syncOffset=function(T){for(var m=Math.min(1e3,T.length-3*188),c=0;c<m;){if(T[c]===71&&T[c+188]===71&&T[c+2*188]===71)return c;c++}return-1},b.createTrack=function(T,m){return{container:T==="video"||T==="audio"?"video/mp2t":void 0,type:T,id:P[T],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:T==="audio"?m:void 0}};var f=b.prototype;return f.resetInitSegment=function(T,m,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=b.createTrack("video",c),this._audioTrack=b.createTrack("audio",c),this._id3Track=b.createTrack("id3",c),this._txtTrack=b.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=T,this.videoCodec=m,this._duration=c},f.resetTimeStamp=function(){},f.resetContiguity=function(){var T=this._audioTrack,m=this._avcTrack,c=this._id3Track;T&&(T.pesData=null),m&&(m.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},f.demux=function(T,m,c,u){c===void 0&&(c=!1),u===void 0&&(u=!1),c||(this.sampleAes=null);var o,x=this._avcTrack,y=this._audioTrack,p=this._id3Track,D=x.pid,U=x.pesData,B=y.pid,W=p.pid,M=y.pesData,k=p.pesData,H=!1,X=this.pmtParsed,ee=this._pmtId,ae=T.length;if(this.remainderData&&(T=Object(S.appendUint8Array)(this.remainderData,T),ae=T.length,this.remainderData=null),ae<188&&!u)return this.remainderData=T,{audioTrack:y,avcTrack:x,id3Track:p,textTrack:this._txtTrack};var ye=Math.max(0,b.syncOffset(T));ae-=(ae+ye)%188,ae<T.byteLength&&!u&&(this.remainderData=new Uint8Array(T.buffer,ae,T.buffer.byteLength-ae));for(var pe=ye;pe<ae;pe+=188)if(T[pe]===71){var he=!!(T[pe+1]&64),fe=((T[pe+1]&31)<<8)+T[pe+2],de=(T[pe+3]&48)>>4,ne=void 0;if(de>1){if(ne=pe+5+T[pe+4],ne===pe+188)continue}else ne=pe+4;switch(fe){case D:he&&(U&&(o=a(U))&&this.parseAVCPES(o,!1),U={data:[],size:0}),U&&(U.data.push(T.subarray(ne,pe+188)),U.size+=pe+188-ne);break;case B:he&&(M&&(o=a(M))&&(y.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),M={data:[],size:0}),M&&(M.data.push(T.subarray(ne,pe+188)),M.size+=pe+188-ne);break;case W:he&&(k&&(o=a(k))&&this.parseID3PES(o),k={data:[],size:0}),k&&(k.data.push(T.subarray(ne,pe+188)),k.size+=pe+188-ne);break;case 0:he&&(ne+=T[ne]+1),ee=this._pmtId=v(T,ne);break;case ee:{he&&(ne+=T[ne]+1);var me=d(T,ne,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);D=me.avc,D>0&&(x.pid=D),B=me.audio,B>0&&(y.pid=B,y.isAAC=me.isAAC),W=me.id3,W>0&&(p.pid=W),H&&!X&&(h.logger.log("reparse from beginning"),H=!1,pe=ye-188),X=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:g.ErrorTypes.MEDIA_ERROR,details:g.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});x.pesData=U,y.pesData=M,p.pesData=k;var $={audioTrack:y,avcTrack:x,id3Track:p,textTrack:this._txtTrack};return u&&this.extractRemainingSamples($),$},f.flush=function(){var T=this.remainderData;this.remainderData=null;var m;return T?m=this.demux(T,-1,!1,!0):m={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(m),this.sampleAes?this.decrypt(m,this.sampleAes):m},f.extractRemainingSamples=function(T){var m=T.audioTrack,c=T.avcTrack,u=T.id3Track,o=c.pesData,x=m.pesData,y=u.pesData,p;o&&(p=a(o))?(this.parseAVCPES(p,!0),c.pesData=null):c.pesData=o,x&&(p=a(x))?(m.isAAC?this.parseAACPES(p):this.parseMPEGPES(p),m.pesData=null):(x!=null&&x.size&&h.logger.log("last AAC PES packet truncated,might overlap between fragments"),m.pesData=x),y&&(p=a(y))?(this.parseID3PES(p),u.pesData=null):u.pesData=y},f.demuxSampleAes=function(T,m,c){var u=this.demux(T,c,!0,!this.config.progressive),o=this.sampleAes=new I.default(this.observer,this.config,m);return this.decrypt(u,o)},f.decrypt=function(T,m){return new Promise(function(c){var u=T.audioTrack,o=T.avcTrack;u.samples&&u.isAAC?m.decryptAacSamples(u.samples,0,function(){o.samples?m.decryptAvcSamples(o.samples,0,0,function(){c(T)}):c(T)}):o.samples&&m.decryptAvcSamples(o.samples,0,0,function(){c(T)})})},f.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},f.parseAVCPES=function(T,m){var c=this,u=this._avcTrack,o=this.parseAVCNALu(T.data),x=!1,y=this.avcSample,p,D=!1;T.data=null,y&&o.length&&!u.audFound&&(l(y,u),y=this.avcSample=E(!1,T.pts,T.dts,"")),o.forEach(function(U){switch(U.type){case 1:{p=!0,y||(y=c.avcSample=E(!0,T.pts,T.dts,"")),x&&(y.debug+="NDR "),y.frame=!0;var B=U.data;if(D&&B.length>4){var W=new O.default(B).readSliceType();(W===2||W===4||W===7||W===9)&&(y.key=!0)}break}case 5:p=!0,y||(y=c.avcSample=E(!0,T.pts,T.dts,"")),x&&(y.debug+="IDR "),y.key=!0,y.frame=!0;break;case 6:{p=!0,x&&y&&(y.debug+="SEI ");var M=new O.default(_(U.data));M.readUByte();for(var k=0,H=0,X=!1,ee=0;!X&&M.bytesAvailable>1;){k=0;do ee=M.readUByte(),k+=ee;while(ee===255);H=0;do ee=M.readUByte(),H+=ee;while(ee===255);if(k===4&&M.bytesAvailable!==0){X=!0;var ae=M.readUByte();if(ae===181){var ye=M.readUShort();if(ye===49){var pe=M.readUInt();if(pe===1195456820){var he=M.readUByte();if(he===3){for(var fe=M.readUByte(),de=M.readUByte(),ne=31&fe,me=[fe,de],$=0;$<ne;$++)me.push(M.readUByte()),me.push(M.readUByte()),me.push(M.readUByte());s(c._txtTrack.samples,{type:3,pts:T.pts,bytes:me})}}}}}else if(k===5&&M.bytesAvailable!==0){if(X=!0,H>16){for(var ie=[],te=0;te<16;te++)ie.push(M.readUByte().toString(16)),(te===3||te===5||te===7||te===9)&&ie.push("-");for(var Ee=H-16,Ce=new Uint8Array(Ee),ve=0;ve<Ee;ve++)Ce[ve]=M.readUByte();s(c._txtTrack.samples,{pts:T.pts,payloadType:k,uuid:ie.join(""),userData:Object(F.utf8ArrayToStr)(Ce),userDataBytes:Ce})}}else if(H<M.bytesAvailable)for(var we=0;we<H;we++)M.readUByte()}break}case 7:if(p=!0,D=!0,x&&y&&(y.debug+="SPS "),!u.sps){var Ae=new O.default(U.data),De=Ae.readSPS();u.width=De.width,u.height=De.height,u.pixelRatio=De.pixelRatio,u.sps=[U.data],u.duration=c._duration;for(var Ie=U.data.subarray(1,4),Le="avc1.",Oe=0;Oe<3;Oe++){var Xe=Ie[Oe].toString(16);Xe.length<2&&(Xe="0"+Xe),Le+=Xe}u.codec=Le}break;case 8:p=!0,x&&y&&(y.debug+="PPS "),u.pps||(u.pps=[U.data]);break;case 9:p=!1,u.audFound=!0,y&&l(y,u),y=c.avcSample=E(!1,T.pts,T.dts,x?"AUD ":"");break;case 12:p=!1;break;default:p=!1,y&&(y.debug+="unknown NAL "+U.type+" ");break}if(y&&p){var Ze=y.units;Ze.push(U)}}),m&&y&&(l(y,u),this.avcSample=null)},f.getLastNalUnit=function(){var T,m=this.avcSample,c;if(!m||m.units.length===0){var u=this._avcTrack.samples;m=u[u.length-1]}if((T=m)!==null&&T!==void 0&&T.units){var o=m.units;c=o[o.length-1]}return c},f.parseAVCNALu=function(T){var m=T.byteLength,c=this._avcTrack,u=c.naluState||0,o=u,x=[],y=0,p,D,U,B=-1,W=0;for(u===-1&&(B=0,W=T[0]&31,u=0,y=1);y<m;){if(p=T[y++],!u){u=p?0:1;continue}if(u===1){u=p?0:2;continue}if(!p)u=3;else if(p===1){if(B>=0){var M={data:T.subarray(B,y-u-1),type:W};x.push(M)}else{var k=this.getLastNalUnit();if(k&&(o&&y<=4-o&&(k.state&&(k.data=k.data.subarray(0,k.data.byteLength-o))),D=y-u-1,D>0)){var H=new Uint8Array(k.data.byteLength+D);H.set(k.data,0),H.set(T.subarray(0,D),k.data.byteLength),k.data=H,k.state=0}}y<m?(U=T[y]&31,B=y,W=U,u=0):u=-1}else u=0}if(B>=0&&u>=0){var X={data:T.subarray(B,m),type:W,state:u};x.push(X)}if(x.length===0){var ee=this.getLastNalUnit();if(ee){var ae=new Uint8Array(ee.data.byteLength+T.byteLength);ae.set(ee.data,0),ae.set(T,ee.data.byteLength),ee.data=ae}}return c.naluState=u,x},f.parseAACPES=function(T){var m=0,c=this._audioTrack,u=this.aacOverFlow,o=T.data;if(u){this.aacOverFlow=null;var x=u.sample.unit.byteLength,y=Math.min(u.missing,x),p=x-y;u.sample.unit.set(o.subarray(0,y),p),c.samples.push(u.sample),m=u.missing}var D,U;for(D=m,U=o.length;D<U-1&&!K.isHeader(o,D);D++);if(D!==m){var B,W;if(D<U-1?(B="AAC PES did not start with ADTS header,offset:"+D,W=!1):(B="no ADTS header found in AAC PES",W=!0),h.logger.warn("parsing error:"+B),this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:g.ErrorTypes.MEDIA_ERROR,details:g.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:B}),W)return}K.initTrackConfig(c,this.observer,o,D,this.audioCodec);var M;if(T.pts!==void 0)M=T.pts;else if(u){var k=K.getFrameDuration(c.samplerate);M=u.sample.pts+k}else{h.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;D<U;)if(K.isHeader(o,D)){if(D+5<U){var X=K.appendFrame(c,o,D,M,H);if(X)if(X.missing)this.aacOverFlow=X;else{D+=X.length,H++;continue}}break}else D++},f.parseMPEGPES=function(T){var m=T.data,c=m.length,u=0,o=0,x=T.pts;if(x===void 0){h.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;o<c;)if(N.isHeader(m,o)){var y=N.appendFrame(this._audioTrack,m,o,x,u);if(y)o+=y.length,u++;else break}else o++},f.parseID3PES=function(T){if(T.pts===void 0){h.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(T)},b}();w.minProbeByteLength=188;function E(b,f,A,T){return{key:b,frame:!1,pts:f,dts:A,units:[],debug:T,length:0}}function v(b,f){return(b[f+10]&31)<<8|b[f+11]}function d(b,f,A,T){var m={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(b[f+1]&15)<<8|b[f+2],u=f+3+c-4,o=(b[f+10]&15)<<8|b[f+11];for(f+=12+o;f<u;){var x=(b[f+1]&31)<<8|b[f+2];switch(b[f]){case 207:if(!T){h.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:m.audio===-1&&(m.audio=x);break;case 21:m.id3===-1&&(m.id3=x);break;case 219:if(!T){h.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:m.avc===-1&&(m.avc=x);break;case 3:case 4:A?m.audio===-1&&(m.audio=x,m.isAAC=!1):h.logger.log("MPEG audio found, not supported in this browser");break;case 36:h.logger.warn("Unsupported HEVC stream type found");break;default:break}f+=((b[f+3]&15)<<8|b[f+4])+5}return m}function a(b){var f=0,A,T,m,c,u,o=b.data;if(!b||b.size===0)return null;for(;o[0].length<19&&o.length>1;){var x=new Uint8Array(o[0].length+o[1].length);x.set(o[0]),x.set(o[1],o[0].length),o[0]=x,o.splice(1,1)}A=o[0];var y=(A[0]<<16)+(A[1]<<8)+A[2];if(y===1){if(T=(A[4]<<8)+A[5],T&&T>b.size-6)return null;var p=A[7];p&192&&(c=(A[9]&14)*536870912+(A[10]&255)*4194304+(A[11]&254)*16384+(A[12]&255)*128+(A[13]&254)/2,p&64?(u=(A[14]&14)*536870912+(A[15]&255)*4194304+(A[16]&254)*16384+(A[17]&255)*128+(A[18]&254)/2,c-u>60*9e4&&(h.logger.warn(Math.round((c-u)/9e4)+"s delta between PTS and DTS, align them"),c=u)):u=c),m=A[8];var D=m+9;if(b.size<=D)return null;b.size-=D;for(var U=new Uint8Array(b.size),B=0,W=o.length;B<W;B++){A=o[B];var M=A.byteLength;if(D)if(D>M){D-=M;continue}else A=A.subarray(D),M-=D,D=0;U.set(A,f),f+=M}return T&&(T-=m+3),{data:U,pts:c,dts:u,len:T}}return null}function l(b,f){if(b.units.length&&b.frame){if(b.pts===void 0){var A=f.samples,T=A.length;if(T){var m=A[T-1];b.pts=m.pts,b.dts=m.dts}else{f.dropped++;return}}f.samples.push(b)}b.debug.length&&h.logger.log(b.pts+"/"+b.dts+":"+b.debug)}function s(b,f){var A=b.length;if(A>0){if(f.pts>=b[A-1].pts)b.push(f);else for(var T=A-1;T>=0;T--)if(f.pts<b[T].pts){b.splice(T,0,f);break}}else b.push(f)}function _(b){for(var f=b.byteLength,A=[],T=1;T<f-2;)b[T]===0&&b[T+1]===0&&b[T+2]===3?(A.push(T+2),T+=2):T++;if(A.length===0)return b;var m=f-A.length,c=new Uint8Array(m),u=0;for(T=0;T<m;u++,T++)u===A[0]&&(u++,A.shift()),c[T]=b[u];return c}G.default=w},"./src/errors.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"ErrorTypes",function(){return K}),L.d(G,"ErrorDetails",function(){return N});var K;(function(O){O.NETWORK_ERROR="networkError",O.MEDIA_ERROR="mediaError",O.KEY_SYSTEM_ERROR="keySystemError",O.MUX_ERROR="muxError",O.OTHER_ERROR="otherError"})(K||(K={}));var N;(function(O){O.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",O.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",O.KEY_SYSTEM_NO_SESSION="keySystemNoSession",O.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",O.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",O.MANIFEST_LOAD_ERROR="manifestLoadError",O.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",O.MANIFEST_PARSING_ERROR="manifestParsingError",O.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",O.LEVEL_EMPTY_ERROR="levelEmptyError",O.LEVEL_LOAD_ERROR="levelLoadError",O.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",O.LEVEL_SWITCH_ERROR="levelSwitchError",O.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",O.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",O.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",O.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",O.FRAG_LOAD_ERROR="fragLoadError",O.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",O.FRAG_DECRYPT_ERROR="fragDecryptError",O.FRAG_PARSING_ERROR="fragParsingError",O.REMUX_ALLOC_ERROR="remuxAllocError",O.KEY_LOAD_ERROR="keyLoadError",O.KEY_LOAD_TIMEOUT="keyLoadTimeOut",O.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",O.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",O.BUFFER_APPEND_ERROR="bufferAppendError",O.BUFFER_APPENDING_ERROR="bufferAppendingError",O.BUFFER_STALLED_ERROR="bufferStalledError",O.BUFFER_FULL_ERROR="bufferFullError",O.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",O.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",O.INTERNAL_EXCEPTION="internalException",O.INTERNAL_ABORTED="aborted",O.UNKNOWN="unknown"})(N||(N={}))},"./src/events.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"Events",function(){return K});var K;(function(N){N.MEDIA_ATTACHING="hlsMediaAttaching",N.MEDIA_ATTACHED="hlsMediaAttached",N.MEDIA_DETACHING="hlsMediaDetaching",N.MEDIA_DETACHED="hlsMediaDetached",N.BUFFER_RESET="hlsBufferReset",N.BUFFER_CODECS="hlsBufferCodecs",N.BUFFER_CREATED="hlsBufferCreated",N.BUFFER_APPENDING="hlsBufferAppending",N.BUFFER_APPENDED="hlsBufferAppended",N.BUFFER_EOS="hlsBufferEos",N.BUFFER_FLUSHING="hlsBufferFlushing",N.BUFFER_FLUSHED="hlsBufferFlushed",N.MANIFEST_LOADING="hlsManifestLoading",N.MANIFEST_LOADED="hlsManifestLoaded",N.MANIFEST_PARSED="hlsManifestParsed",N.LEVEL_SWITCHING="hlsLevelSwitching",N.LEVEL_SWITCHED="hlsLevelSwitched",N.LEVEL_LOADING="hlsLevelLoading",N.LEVEL_LOADED="hlsLevelLoaded",N.LEVEL_UPDATED="hlsLevelUpdated",N.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",N.LEVELS_UPDATED="hlsLevelsUpdated",N.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",N.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",N.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",N.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",N.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",N.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",N.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",N.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",N.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",N.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",N.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",N.CUES_PARSED="hlsCuesParsed",N.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",N.INIT_PTS_FOUND="hlsInitPtsFound",N.FRAG_LOADING="hlsFragLoading",N.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",N.FRAG_LOADED="hlsFragLoaded",N.FRAG_DECRYPTED="hlsFragDecrypted",N.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",N.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",N.FRAG_PARSING_METADATA="hlsFragParsingMetadata",N.FRAG_PARSED="hlsFragParsed",N.FRAG_BUFFERED="hlsFragBuffered",N.FRAG_CHANGED="hlsFragChanged",N.FPS_DROP="hlsFpsDrop",N.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",N.ERROR="hlsError",N.DESTROYING="hlsDestroying",N.KEY_LOADING="hlsKeyLoading",N.KEY_LOADED="hlsKeyLoaded",N.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",N.BACK_BUFFER_REACHED="hlsBackBufferReached"})(K||(K={}))},"./src/hls.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return b});var K=L("./node_modules/url-toolkit/src/url-toolkit.js"),N=L.n(K),O=L("./src/loader/playlist-loader.ts"),F=L("./src/loader/key-loader.ts"),I=L("./src/controller/id3-track-controller.ts"),R=L("./src/controller/latency-controller.ts"),S=L("./src/controller/level-controller.ts"),h=L("./src/controller/fragment-tracker.ts"),g=L("./src/controller/stream-controller.ts"),P=L("./src/is-supported.ts"),w=L("./src/utils/logger.ts"),E=L("./src/config.ts"),v=L("./node_modules/eventemitter3/index.js"),d=L.n(v),a=L("./src/events.ts"),l=L("./src/errors.ts");function s(f,A){for(var T=0;T<A.length;T++){var m=A[T];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(f,m.key,m)}}function _(f,A,T){return A&&s(f.prototype,A),T&&s(f,T),f}var b=function(){f.isSupported=function(){return Object(P.isSupported)()};function f(T){T===void 0&&(T={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new v.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var m=this.config=Object(E.mergeConfig)(f.DefaultConfig,T);this.userConfig=T,Object(w.enableLogs)(m.debug),this._autoLevelCapping=-1,m.progressive&&Object(E.enableStreamingMode)(m);var c=m.abrController,u=m.bufferController,o=m.capLevelController,x=m.fpsController,y=this.abrController=new c(this),p=this.bufferController=new u(this),D=this.capLevelController=new o(this),U=new x(this),B=new O.default(this),W=new F.default(this),M=new I.default(this),k=this.levelController=new S.default(this),H=new h.FragmentTracker(this),X=this.streamController=new g.default(this,H);D.setStreamController(X),U.setStreamController(X);var ee=[k,X];this.networkControllers=ee;var ae=[B,W,y,p,D,U,M,H];this.audioTrackController=this.createController(m.audioTrackController,null,ee),this.createController(m.audioStreamController,H,ee),this.subtitleTrackController=this.createController(m.subtitleTrackController,null,ee),this.createController(m.subtitleStreamController,H,ee),this.createController(m.timelineController,null,ae),this.emeController=this.createController(m.emeController,null,ae),this.cmcdController=this.createController(m.cmcdController,null,ae),this.latencyController=this.createController(R.default,null,ae),this.coreComponents=ae}var A=f.prototype;return A.createController=function(m,c,u){if(m){var o=c?new m(this,c):new m(this);return u&&u.push(o),o}return null},A.on=function(m,c,u){u===void 0&&(u=this),this._emitter.on(m,c,u)},A.once=function(m,c,u){u===void 0&&(u=this),this._emitter.once(m,c,u)},A.removeAllListeners=function(m){this._emitter.removeAllListeners(m)},A.off=function(m,c,u,o){u===void 0&&(u=this),this._emitter.off(m,c,u,o)},A.listeners=function(m){return this._emitter.listeners(m)},A.emit=function(m,c,u){return this._emitter.emit(m,c,u)},A.trigger=function(m,c){if(this.config.debug)return this.emit(m,m,c);try{return this.emit(m,m,c)}catch(u){w.logger.error("An internal error happened while handling event "+m+'. 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A=this.config,T=A.fLoader,m=A.loader;return new Promise(function(c,u){f.loader&&f.loader.destroy();var o=f.loader=s.loader=T?new T(A):new m(A),x=E(s,_),y={timeout:A.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:A.fragLoadingMaxRetryTimeout,highWaterMark:P};_.stats=o.stats,o.load(x,y,{onSuccess:function(D,U,B,W){f.resetLoader(s,o),f.updateStatsFromPart(s,_);var M={frag:s,part:_,payload:D.data,networkDetails:W};b(M),c(M)},onError:function(D,U,B){f.resetLoader(s,o),u(new v({type:N.ErrorTypes.NETWORK_ERROR,details:N.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:s,part:_,response:D,networkDetails:B}))},onAbort:function(D,U,B){s.stats.aborted=_.stats.aborted,f.resetLoader(s,o),u(new v({type:N.ErrorTypes.NETWORK_ERROR,details:N.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:s,part:_,networkDetails:B}))},onTimeout:function(D,U,B){f.resetLoader(s,o),u(new 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u=this.elementaryStreams,o=u[b];if(!o){u[b]={startPTS:f,endPTS:A,startDTS:T,endDTS:m,partial:c};return}o.startPTS=Math.min(o.startPTS,f),o.endPTS=Math.max(o.endPTS,A),o.startDTS=Math.min(o.startDTS,T),o.endDTS=Math.max(o.endDTS,m)},s.clearElementaryStreamInfo=function(){var b=this.elementaryStreams;b[w.AUDIO]=null,b[w.VIDEO]=null,b[w.AUDIOVIDEO]=null},P(l,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var b=this.sn;typeof b!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&F.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),b=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,b)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(K.isFiniteNumber)(this.programDateTime))return 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d=this.hls.config;if(E&&(O.logger.warn("abort previous key loader for type:"+w),E.abort()),!v){O.logger.warn("key uri is falsy");return}var a=d.loader,l=P.loader=this.loaders[w]=new a(d);this.decrypturl=v,this.decryptkey=null;var s={url:v,frag:P,responseType:"arraybuffer"},_={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},b={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};l.load(s,_,b)}else this.decryptkey&&(P.decryptdata.key=this.decryptkey,this.hls.trigger(K.Events.KEY_LOADED,{frag:P}))},R.loadsuccess=function(h,g,P){var w=P.frag;if(!w.decryptdata){O.logger.error("after key load, decryptdata unset");return}this.decryptkey=w.decryptdata.key=new Uint8Array(h.data),w.loader=null,delete this.loaders[w.type],this.hls.trigger(K.Events.KEY_LOADED,{frag:w})},R.loaderror=function(h,g){var P=g.frag,w=P.loader;w&&w.abort(),delete 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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=h}var S=R.prototype;return S.reloaded=function(g){if(!g){this.advanced=!0,this.updated=!0;return}var P=this.lastPartSn-g.lastPartSn,w=this.lastPartIndex-g.lastPartIndex;this.updated=this.endSN!==g.endSN||!!w||!!P,this.advanced=this.endSN>g.endSN||P>0||P===0&&w>0,this.updated||this.advanced?this.misses=Math.floor(g.misses*.6):this.misses=g.misses+1,this.availabilityDelay=g.availabilityDelay},O(R,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(K.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||F}},{key:"drift",get:function(){var g=this.driftEndTime-this.driftStartTime;if(g>0){var P=this.driftEnd-this.driftStart;return P*1e3/g}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var g;return(g=this.partList)!==null&&g!==void 0&&g.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var g;return(g=this.fragments)!==null&&g!==void 0&&g.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 g;return(g=this.partList)!==null&&g!==void 0&&g.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var g;return(g=this.partList)!==null&&g!==void 0&&g.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),R}()},"./src/loader/level-key.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"LevelKey",function(){return I});var K=L("./node_modules/url-toolkit/src/url-toolkit.js"),N=L.n(K);function O(R,S){for(var h=0;h<S.length;h++){var g=S[h];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(R,g.key,g)}}function F(R,S,h){return S&&O(R.prototype,S),h&&O(R,h),R}var I=function(){R.fromURL=function(h,g){return new R(h,g)},R.fromURI=function(h){return new R(h)};function R(S,h){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,h?this._uri=Object(K.buildAbsoluteURL)(S,h,{alwaysNormalize:!0}):this._uri=S}return F(R,[{key:"uri",get:function(){return this._uri}}]),R}()},"./src/loader/load-stats.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"LoadStats",function(){return K});var K=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,G,L){"use strict";L.r(G),L.d(G,"default",function(){return l});var K=L("./src/polyfills/number.ts"),N=L("./node_modules/url-toolkit/src/url-toolkit.js"),O=L.n(N),F=L("./src/loader/fragment.ts"),I=L("./src/loader/level-details.ts"),R=L("./src/loader/level-key.ts"),S=L("./src/utils/attr-list.ts"),h=L("./src/utils/logger.ts"),g=L("./src/utils/codecs.ts"),P=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,w=/#EXT-X-MEDIA:(.*)/g,E=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),v=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function a(A){var T,m;return d.test((T=(m=N.parseURL(A))===null||m===void 0?void 0:m.path)!=null?T:"")}var l=function(){function A(){}return A.findGroup=function(m,c){for(var u=0;u<m.length;u++){var o=m[u];if(o.id===c)return o}},A.convertAVC1ToAVCOTI=function(m){var c=m.split(".");if(c.length>2){var u=c.shift()+".";return u+=parseInt(c.shift()).toString(16),u+=("000"+parseInt(c.shift()).toString(16)).substr(-4),u}return m},A.resolve=function(m,c){return N.buildAbsoluteURL(c,m,{alwaysNormalize:!0})},A.parseMasterPlaylist=function(m,c){var u=[],o={},x=!1;P.lastIndex=0;for(var y;(y=P.exec(m))!=null;)if(y[1]){var p=new S.AttrList(y[1]),D={attrs:p,bitrate:p.decimalInteger("AVERAGE-BANDWIDTH")||p.decimalInteger("BANDWIDTH"),name:p.NAME,url:A.resolve(y[2],c)},U=p.decimalResolution("RESOLUTION");U&&(D.width=U.width,D.height=U.height),s((p.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),D),D.videoCodec&&D.videoCodec.indexOf("avc1")!==-1&&(D.videoCodec=A.convertAVC1ToAVCOTI(D.videoCodec)),u.push(D)}else if(y[3]){var B=new S.AttrList(y[3]);B["DATA-ID"]&&(x=!0,o[B["DATA-ID"]]=B)}return{levels:u,sessionData:x?o:null}},A.parseMasterPlaylistMedia=function(m,c,u,o){o===void 0&&(o=[]);var x,y=[],p=0;for(w.lastIndex=0;(x=w.exec(m))!==null;){var D=new S.AttrList(x[1]);if(D.TYPE===u){var U={attrs:D,bitrate:0,id:p++,groupId:D["GROUP-ID"],instreamId:D["INSTREAM-ID"],name:D.NAME||D.LANGUAGE||"",type:u,default:D.bool("DEFAULT"),autoselect:D.bool("AUTOSELECT"),forced:D.bool("FORCED"),lang:D.LANGUAGE,url:D.URI?A.resolve(D.URI,c):""};if(o.length){var B=A.findGroup(o,U.groupId)||o[0];_(U,B,"audioCodec"),_(U,B,"textCodec")}y.push(U)}}return y},A.parseLevelPlaylist=function(m,c,u,o,x){var y=new I.LevelDetails(c),p=y.fragments,D=null,U=0,B=0,W=0,M=0,k=null,H=new F.Fragment(o,c),X,ee,ae,ye=-1,pe=!1;for(E.lastIndex=0,y.m3u8=m;(X=E.exec(m))!==null;){pe&&(pe=!1,H=new F.Fragment(o,c),H.start=W,H.sn=U,H.cc=M,H.level=u,D&&(H.initSegment=D,H.rawProgramDateTime=D.rawProgramDateTime));var he=X[1];if(he){H.duration=parseFloat(he);var fe=(" "+X[2]).slice(1);H.title=fe||null,H.tagList.push(fe?["INF",he,fe]:["INF",he])}else if(X[3])Object(K.isFiniteNumber)(H.duration)&&(H.start=W,ae&&(H.levelkey=ae),H.sn=U,H.level=u,H.cc=M,H.urlId=x,p.push(H),H.relurl=(" "+X[3]).slice(1),f(H,k),k=H,W+=H.duration,U++,B=0,pe=!0);else if(X[4]){var de=(" "+X[4]).slice(1);k?H.setByteRange(de,k):H.setByteRange(de)}else if(X[5])H.rawProgramDateTime=(" "+X[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),ye===-1&&(ye=p.length);else{if(X=X[0].match(v),!X){h.logger.warn("No matches on slow regex match for level playlist!");continue}for(ee=1;ee<X.length&&!(typeof X[ee]!="undefined");ee++);var ne=(" "+X[ee]).slice(1),me=(" "+X[ee+1]).slice(1),$=X[ee+2]?(" "+X[ee+2]).slice(1):"";switch(ne){case"PLAYLIST-TYPE":y.type=me.toUpperCase();break;case"MEDIA-SEQUENCE":U=y.startSN=parseInt(me);break;case"SKIP":{var ie=new S.AttrList(me),te=ie.decimalInteger("SKIPPED-SEGMENTS");if(Object(K.isFiniteNumber)(te)){y.skippedSegments=te;for(var Ee=te;Ee--;)p.unshift(null);U+=te}var Ce=ie.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ce&&(y.recentlyRemovedDateranges=Ce.split("	"));break}case"TARGETDURATION":y.targetduration=parseFloat(me);break;case"VERSION":y.version=parseInt(me);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(me||$)&&H.tagList.push($?[me,$]:[me]);break;case"DIS":M++;case"GAP":H.tagList.push([ne]);break;case"BITRATE":H.tagList.push([ne,me]);break;case"DISCONTINUITY-SEQ":M=parseInt(me);break;case"KEY":{var ve,we=new S.AttrList(me),Ae=we.enumeratedString("METHOD"),De=we.URI,Ie=we.hexadecimalInteger("IV"),Le=we.enumeratedString("KEYFORMATVERSIONS"),Oe=we.enumeratedString("KEYID"),Xe=(ve=we.enumeratedString("KEYFORMAT"))!=null?ve:"identity",Ze=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ze.indexOf(Xe)>-1){h.logger.warn("Keyformat "+Xe+" is not supported from the manifest");continue}else if(Xe!=="identity")continue;Ae&&(ae=R.LevelKey.fromURL(c,De),De&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Ae)>=0&&(ae.method=Ae,ae.keyFormat=Xe,Oe&&(ae.keyID=Oe),Le&&(ae.keyFormatVersions=Le),ae.iv=Ie));break}case"START":{var Be=new S.AttrList(me),je=Be.decimalFloatingPoint("TIME-OFFSET");Object(K.isFiniteNumber)(je)&&(y.startTimeOffset=je);break}case"MAP":{var rt=new S.AttrList(me);H.relurl=rt.URI,rt.BYTERANGE&&H.setByteRange(rt.BYTERANGE),H.level=u,H.sn="initSegment",ae&&(H.levelkey=ae),H.initSegment=null,D=H,pe=!0;break}case"SERVER-CONTROL":{var Ye=new S.AttrList(me);y.canBlockReload=Ye.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=Ye.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&Ye.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=Ye.optionalFloat("PART-HOLD-BACK",0),y.holdBack=Ye.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var qe=new S.AttrList(me);y.partTarget=qe.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Te=y.partList;Te||(Te=y.partList=[]);var $e=B>0?Te[Te.length-1]:void 0,Ge=B++,_e=new F.Part(new S.AttrList(me),H,c,Ge,$e);Te.push(_e),H.duration+=_e.duration;break}case"PRELOAD-HINT":{var Ue=new S.AttrList(me);y.preloadHint=Ue;break}case"RENDITION-REPORT":{var ge=new S.AttrList(me);y.renditionReports=y.renditionReports||[],y.renditionReports.push(ge);break}default:h.logger.warn("line parsed but not handled: "+X);break}}}k&&!k.relurl?(p.pop(),W-=k.duration,y.partList&&(y.fragmentHint=k)):y.partList&&(f(H,k),H.cc=M,y.fragmentHint=H);var se=p.length,ce=p[0],Q=p[se-1];if(W+=y.skippedSegments*y.targetduration,W>0&&se&&Q){y.averagetargetduration=W/se;var q=Q.sn;y.endSN=q!=="initSegment"?q:0,ce&&(y.startCC=ce.cc,ce.initSegment||y.fragments.every(function(re){return re.relurl&&a(re.relurl)})&&(h.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new F.Fragment(o,c),H.relurl=Q.relurl,H.level=u,H.sn="initSegment",ce.initSegment=H,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(W+=y.fragmentHint.duration),y.totalduration=W,y.endCC=M,ye>0&&b(p,ye),y},A}();function s(A,T){["video","audio","text"].forEach(function(m){var c=A.filter(function(o){return Object(g.isCodecType)(o,m)});if(c.length){var u=c.filter(function(o){return o.lastIndexOf("avc1",0)===0||o.lastIndexOf("mp4a",0)===0});T[m+"Codec"]=u.length>0?u[0]:c[0],A=A.filter(function(o){return c.indexOf(o)===-1})}}),T.unknownCodecs=A}function _(A,T,m){var c=T[m];c&&(A[m]=c)}function b(A,T){for(var m=A[T],c=T;c--;){var u=A[c];if(!u)return;u.programDateTime=m.programDateTime-u.duration*1e3,m=u}}function f(A,T){A.rawProgramDateTime?A.programDateTime=Date.parse(A.rawProgramDateTime):T!=null&&T.programDateTime&&(A.programDateTime=T.endProgramDateTime),Object(K.isFiniteNumber)(A.programDateTime)||(A.programDateTime=null,A.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/polyfills/number.ts"),N=L("./src/events.ts"),O=L("./src/errors.ts"),F=L("./src/utils/logger.ts"),I=L("./src/utils/mp4-tools.ts"),R=L("./src/loader/m3u8-parser.ts"),S=L("./src/types/loader.ts"),h=L("./src/utils/attr-list.ts");function g(E){var v=E.type;switch(v){case S.PlaylistContextType.AUDIO_TRACK:return S.PlaylistLevelType.AUDIO;case S.PlaylistContextType.SUBTITLE_TRACK:return S.PlaylistLevelType.SUBTITLE;default:return S.PlaylistLevelType.MAIN}}function P(E,v){var d=E.url;return(d===void 0||d.indexOf("data:")===0)&&(d=v.url),d}var w=function(){function E(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var v=E.prototype;return v.registerListeners=function(){var a=this.hls;a.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(N.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(N.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),a.on(N.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.unregisterListeners=function(){var a=this.hls;a.off(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(N.Events.LEVEL_LOADING,this.onLevelLoading,this),a.off(N.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),a.off(N.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.createInternalLoader=function(a){var l=this.hls.config,s=l.pLoader,_=l.loader,b=s||_,f=new b(l);return a.loader=f,this.loaders[a.type]=f,f},v.getInternalLoader=function(a){return this.loaders[a.type]},v.resetInternalLoader=function(a){this.loaders[a]&&delete this.loaders[a]},v.destroyInternalLoaders=function(){for(var a in this.loaders){var l=this.loaders[a];l&&l.destroy(),this.resetInternalLoader(a)}},v.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},v.onManifestLoading=function(a,l){var s=l.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:S.PlaylistContextType.MANIFEST,url:s,deliveryDirectives:null})},v.onLevelLoading=function(a,l){var s=l.id,_=l.level,b=l.url,f=l.deliveryDirectives;this.load({id:s,groupId:null,level:_,responseType:"text",type:S.PlaylistContextType.LEVEL,url:b,deliveryDirectives:f})},v.onAudioTrackLoading=function(a,l){var s=l.id,_=l.groupId,b=l.url,f=l.deliveryDirectives;this.load({id:s,groupId:_,level:null,responseType:"text",type:S.PlaylistContextType.AUDIO_TRACK,url:b,deliveryDirectives:f})},v.onSubtitleTrackLoading=function(a,l){var s=l.id,_=l.groupId,b=l.url,f=l.deliveryDirectives;this.load({id:s,groupId:_,level:null,responseType:"text",type:S.PlaylistContextType.SUBTITLE_TRACK,url:b,deliveryDirectives:f})},v.load=function(a){var l,s=this.hls.config,_=this.getInternalLoader(a);if(_){var b=_.context;if(b&&b.url===a.url){F.logger.trace("[playlist-loader]: playlist request ongoing");return}F.logger.log("[playlist-loader]: aborting previous loader for type: "+a.type),_.abort()}var f,A,T,m;switch(a.type){case S.PlaylistContextType.MANIFEST:f=s.manifestLoadingMaxRetry,A=s.manifestLoadingTimeOut,T=s.manifestLoadingRetryDelay,m=s.manifestLoadingMaxRetryTimeout;break;case S.PlaylistContextType.LEVEL:case S.PlaylistContextType.AUDIO_TRACK:case S.PlaylistContextType.SUBTITLE_TRACK:f=0,A=s.levelLoadingTimeOut;break;default:f=s.levelLoadingMaxRetry,A=s.levelLoadingTimeOut,T=s.levelLoadingRetryDelay,m=s.levelLoadingMaxRetryTimeout;break}if(_=this.createInternalLoader(a),(l=a.deliveryDirectives)!==null&&l!==void 0&&l.part){var c;if(a.type===S.PlaylistContextType.LEVEL&&a.level!==null?c=this.hls.levels[a.level].details:a.type===S.PlaylistContextType.AUDIO_TRACK&&a.id!==null?c=this.hls.audioTracks[a.id].details:a.type===S.PlaylistContextType.SUBTITLE_TRACK&&a.id!==null&&(c=this.hls.subtitleTracks[a.id].details),c){var u=c.partTarget,o=c.targetduration;u&&o&&(A=Math.min(Math.max(u*3,o*.8)*1e3,A))}}var x={timeout:A,maxRetry:f,retryDelay:T,maxRetryDelay:m,highWaterMark:0},y={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};_.load(a,x,y)},v.loadsuccess=function(a,l,s,_){if(_===void 0&&(_=null),s.isSidxRequest){this.handleSidxRequest(a,s),this.handlePlaylistLoaded(a,l,s,_);return}this.resetInternalLoader(s.type);var b=a.data;if(b.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(a,s,"no EXTM3U delimiter",_);return}l.parsing.start=performance.now(),b.indexOf("#EXTINF:")>0||b.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(a,l,s,_):this.handleMasterPlaylist(a,l,s,_)},v.loaderror=function(a,l,s){s===void 0&&(s=null),this.handleNetworkError(l,s,!1,a)},v.loadtimeout=function(a,l,s){s===void 0&&(s=null),this.handleNetworkError(l,s,!0)},v.handleMasterPlaylist=function(a,l,s,_){var b=this.hls,f=a.data,A=P(a,s),T=R.default.parseMasterPlaylist(f,A),m=T.levels,c=T.sessionData;if(!m.length){this.handleManifestParsingError(a,s,"no level found in manifest",_);return}var u=m.map(function(U){return{id:U.attrs.AUDIO,audioCodec:U.audioCodec}}),o=m.map(function(U){return{id:U.attrs.SUBTITLES,textCodec:U.textCodec}}),x=R.default.parseMasterPlaylistMedia(f,A,"AUDIO",u),y=R.default.parseMasterPlaylistMedia(f,A,"SUBTITLES",o),p=R.default.parseMasterPlaylistMedia(f,A,"CLOSED-CAPTIONS");if(x.length){var D=x.some(function(U){return!U.url});!D&&m[0].audioCodec&&!m[0].attrs.AUDIO&&(F.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),x.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new h.AttrList({}),bitrate:0,url:""}))}b.trigger(N.Events.MANIFEST_LOADED,{levels:m,audioTracks:x,subtitles:y,captions:p,url:A,stats:l,networkDetails:_,sessionData:c})},v.handleTrackOrLevelPlaylist=function(a,l,s,_){var b=this.hls,f=s.id,A=s.level,T=s.type,m=P(a,s),c=Object(K.isFiniteNumber)(f)?f:0,u=Object(K.isFiniteNumber)(A)?A:c,o=g(s),x=R.default.parseLevelPlaylist(a.data,m,u,o,c);if(!x.fragments.length){b.trigger(N.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:m,reason:"no fragments found in level",level:typeof s.level=="number"?s.level:void 0});return}if(T===S.PlaylistContextType.MANIFEST){var y={attrs:new h.AttrList({}),bitrate:0,details:x,name:"",url:m};b.trigger(N.Events.MANIFEST_LOADED,{levels:[y],audioTracks:[],url:m,stats:l,networkDetails:_,sessionData:null})}if(l.parsing.end=performance.now(),x.needSidxRanges){var p,D=(p=x.fragments[0].initSegment)===null||p===void 0?void 0:p.url;this.load({url:D,isSidxRequest:!0,type:T,level:A,levelDetails:x,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}s.levelDetails=x,this.handlePlaylistLoaded(a,l,s,_)},v.handleSidxRequest=function(a,l){var s=Object(I.parseSegmentIndex)(new Uint8Array(a.data));if(!s)return;var _=s.references,b=l.levelDetails;_.forEach(function(f,A){var T=f.info,m=b.fragments[A];m.byteRange.length===0&&m.setByteRange(String(1+T.end-T.start)+"@"+String(T.start)),m.initSegment&&m.initSegment.setByteRange(String(s.moovEndOffset)+"@0")})},v.handleManifestParsingError=function(a,l,s,_){this.hls.trigger(N.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:l.type===S.PlaylistContextType.MANIFEST,url:a.url,reason:s,response:a,context:l,networkDetails:_})},v.handleNetworkError=function(a,l,s,_){s===void 0&&(s=!1),F.logger.warn("[playlist-loader]: A network "+(s?"timeout":"error")+" occurred while loading "+a.type+" level: "+a.level+" id: "+a.id+' group-id: "'+a.groupId+'"');var b=O.ErrorDetails.UNKNOWN,f=!1,A=this.getInternalLoader(a);switch(a.type){case S.PlaylistContextType.MANIFEST:b=s?O.ErrorDetails.MANIFEST_LOAD_TIMEOUT:O.ErrorDetails.MANIFEST_LOAD_ERROR,f=!0;break;case S.PlaylistContextType.LEVEL:b=s?O.ErrorDetails.LEVEL_LOAD_TIMEOUT:O.ErrorDetails.LEVEL_LOAD_ERROR,f=!1;break;case S.PlaylistContextType.AUDIO_TRACK:b=s?O.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:O.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,f=!1;break;case S.PlaylistContextType.SUBTITLE_TRACK:b=s?O.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:O.ErrorDetails.SUBTITLE_LOAD_ERROR,f=!1;break}A&&this.resetInternalLoader(a.type);var T={type:O.ErrorTypes.NETWORK_ERROR,details:b,fatal:f,url:a.url,loader:A,context:a,networkDetails:l};_&&(T.response=_),this.hls.trigger(N.Events.ERROR,T)},v.handlePlaylistLoaded=function(a,l,s,_){var b=s.type,f=s.level,A=s.id,T=s.groupId,m=s.loader,c=s.levelDetails,u=s.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(a,s,"invalid target duration",_);return}if(!m)return;c.live&&(m.getCacheAge&&(c.ageHeader=m.getCacheAge()||0),(!m.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(b){case S.PlaylistContextType.MANIFEST:case 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O.box(O.types.hdlr,O.HDLR_TYPES[I])},O.mdat=function(I){return O.box(O.types.mdat,I)},O.mdhd=function(I,R){R*=I;var S=Math.floor(R/(K+1)),h=Math.floor(R%(K+1));return O.box(O.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,S>>24,S>>16&255,S>>8&255,S&255,h>>24,h>>16&255,h>>8&255,h&255,85,196,0,0]))},O.mdia=function(I){return O.box(O.types.mdia,O.mdhd(I.timescale,I.duration),O.hdlr(I.type),O.minf(I))},O.mfhd=function(I){return O.box(O.types.mfhd,new Uint8Array([0,0,0,0,I>>24,I>>16&255,I>>8&255,I&255]))},O.minf=function(I){return I.type==="audio"?O.box(O.types.minf,O.box(O.types.smhd,O.SMHD),O.DINF,O.stbl(I)):O.box(O.types.minf,O.box(O.types.vmhd,O.VMHD),O.DINF,O.stbl(I))},O.moof=function(I,R,S){return O.box(O.types.moof,O.mfhd(I),O.traf(S,R))},O.moov=function(I){for(var R=I.length,S=[];R--;)S[R]=O.trak(I[R]);return O.box.apply(null,[O.types.moov,O.mvhd(I[0].timescale,I[0].duration)].concat(S).concat(O.mvex(I)))},O.mvex=function(I){for(var R=I.length,S=[];R--;)S[R]=O.trex(I[R]);return O.box.apply(null,[O.types.mvex].concat(S))},O.mvhd=function(I,R){R*=I;var S=Math.floor(R/(K+1)),h=Math.floor(R%(K+1)),g=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,S>>24,S>>16&255,S>>8&255,S&255,h>>24,h>>16&255,h>>8&255,h&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 O.box(O.types.mvhd,g)},O.sdtp=function(I){var R=I.samples||[],S=new Uint8Array(4+R.length),h,g;for(h=0;h<R.length;h++)g=R[h].flags,S[h+4]=g.dependsOn<<4|g.isDependedOn<<2|g.hasRedundancy;return O.box(O.types.sdtp,S)},O.stbl=function(I){return O.box(O.types.stbl,O.stsd(I),O.box(O.types.stts,O.STTS),O.box(O.types.stsc,O.STSC),O.box(O.types.stsz,O.STSZ),O.box(O.types.stco,O.STCO))},O.avc1=function(I){var R=[],S=[],h,g,P;for(h=0;h<I.sps.length;h++)g=I.sps[h],P=g.byteLength,R.push(P>>>8&255),R.push(P&255),R=R.concat(Array.prototype.slice.call(g));for(h=0;h<I.pps.length;h++)g=I.pps[h],P=g.byteLength,S.push(P>>>8&255),S.push(P&255),S=S.concat(Array.prototype.slice.call(g));var w=O.box(O.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|I.sps.length].concat(R).concat([I.pps.length]).concat(S))),E=I.width,v=I.height,d=I.pixelRatio[0],a=I.pixelRatio[1];return O.box(O.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,E>>8&255,E&255,v>>8&255,v&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]),w,O.box(O.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),O.box(O.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,a>>24,a>>16&255,a>>8&255,a&255])))},O.esds=function(I){var R=I.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(I.config).concat([6,1,2]))},O.mp4a=function(I){var R=I.samplerate;return O.box(O.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),O.box(O.types.esds,O.esds(I)))},O.mp3=function(I){var R=I.samplerate;return O.box(O.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},O.stsd=function(I){return I.type==="audio"?!I.isAAC&&I.codec==="mp3"?O.box(O.types.stsd,O.STSD,O.mp3(I)):O.box(O.types.stsd,O.STSD,O.mp4a(I)):O.box(O.types.stsd,O.STSD,O.avc1(I))},O.tkhd=function(I){var R=I.id,S=I.duration*I.timescale,h=I.width,g=I.height,P=Math.floor(S/(K+1)),w=Math.floor(S%(K+1));return O.box(O.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,P>>24,P>>16&255,P>>8&255,P&255,w>>24,w>>16&255,w>>8&255,w&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,h>>8&255,h&255,0,0,g>>8&255,g&255,0,0]))},O.traf=function(I,R){var S=O.sdtp(I),h=I.id,g=Math.floor(R/(K+1)),P=Math.floor(R%(K+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,h>>24,h>>16&255,h>>8&255,h&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,g>>24,g>>16&255,g>>8&255,g&255,P>>24,P>>16&255,P>>8&255,P&255])),O.trun(I,S.length+16+20+8+16+8+8),S)},O.trak=function(I){return I.duration=I.duration||4294967295,O.box(O.types.trak,O.tkhd(I),O.mdia(I))},O.trex=function(I){var R=I.id;return O.box(O.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]))},O.trun=function(I,R){var S=I.samples||[],h=S.length,g=12+16*h,P=new Uint8Array(g),w,E,v,d,a,l;for(R+=8+g,P.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,h&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),w=0;w<h;w++)E=S[w],v=E.duration,d=E.size,a=E.flags,l=E.cts,P.set([v>>>24&255,v>>>16&255,v>>>8&255,v&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,a.isLeading<<2|a.dependsOn,a.isDependedOn<<6|a.hasRedundancy<<4|a.paddingValue<<1|a.isNonSync,a.degradPrio&240<<8,a.degradPrio&15,l>>>24&255,l>>>16&255,l>>>8&255,l&255],12+16*w);return O.box(O.types.trun,P)},O.initSegment=function(I){O.types||O.init();var R=O.moov(I),S=new Uint8Array(O.FTYP.byteLength+R.byteLength);return S.set(O.FTYP),S.set(R,O.FTYP.byteLength),S},O}();N.types=void 0,N.HDLR_TYPES=void 0,N.STTS=void 0,N.STSC=void 0,N.STCO=void 0,N.STSZ=void 0,N.VMHD=void 0,N.SMHD=void 0,N.STSD=void 0,N.FTYP=void 0,N.DINF=void 0,G.default=N},"./src/remux/mp4-remuxer.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"default",function(){return l}),L.d(G,"normalizePts",function(){return s});var K=L("./src/polyfills/number.ts"),N=L("./src/remux/aac-helper.ts"),O=L("./src/remux/mp4-generator.ts"),F=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),S=L("./src/types/loader.ts"),h=L("./src/utils/timescale-conversion.ts");function g(){return g=Object.assign||function(A){for(var T=1;T<arguments.length;T++){var m=arguments[T];for(var c in m)Object.prototype.hasOwnProperty.call(m,c)&&(A[c]=m[c])}return A},g.apply(this,arguments)}var P=10*1e3,w=1024,E=1152,v=null,d=null,a=!1,l=function(){function A(m,c,u,o){if(o===void 0&&(o=""),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=m,this.config=c,this.typeSupported=u,this.ISGenerated=!1,v===null){var x=navigator.userAgent||"",y=x.match(/Chrome\/(\d+)/i);v=y?parseInt(y[1]):0}if(d===null){var p=navigator.userAgent.match(/Safari\/(\d+)/i);d=p?parseInt(p[1]):0}a=!!v&&v<75||!!d&&d<600}var T=A.prototype;return T.destroy=function(){},T.resetTimeStamp=function(c){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},T.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},T.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},T.getVideoStartPts=function(c){var u=!1,o=c.reduce(function(x,y){var p=y.pts-x;return p<-4294967296?(u=!0,s(x,y.pts)):p>0?x:y.pts},c[0].pts);return u&&R.logger.debug("PTS rollover detected"),o},T.remux=function(c,u,o,x,y,p,D,U){var B,W,M,k,H,X,ee=y,ae=y,ye=c.pid>-1,pe=u.pid>-1,he=u.samples.length,fe=c.samples.length>0,de=he>1,ne=(!ye||fe)&&(!pe||de)||this.ISGenerated||D;if(ne){this.ISGenerated||(M=this.generateIS(c,u,y));var me=this.isVideoContiguous,$=-1;if(de&&($=_(u.samples),!me&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,$>0){R.logger.warn("[mp4-remuxer]: Dropped "+$+" out of "+he+" video samples due to a missing keyframe");var ie=this.getVideoStartPts(u.samples);u.samples=u.samples.slice($),u.dropped+=$,ae+=(u.samples[0].pts-ie)/(u.timescale||9e4)}else $===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+he+" video samples"),X=!1);if(this.ISGenerated){if(fe&&de){var te=this.getVideoStartPts(u.samples),Ee=s(c.samples[0].pts,te)-te,Ce=Ee/u.inputTimeScale;ee+=Math.max(0,Ce),ae+=Math.max(0,-Ce)}if(fe){if(c.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),M=this.generateIS(c,u,y)),W=this.remuxAudio(c,ee,this.isAudioContiguous,p,pe||de||U===S.PlaylistLevelType.AUDIO?ae:void 0),de){var ve=W?W.endPTS-W.startPTS:0;u.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),M=this.generateIS(c,u,y)),B=this.remuxVideo(u,ae,me,ve)}}else de&&(B=this.remuxVideo(u,ae,me,0));B&&(B.firstKeyFrame=$,B.independent=$!==-1)}}return this.ISGenerated&&(o.samples.length&&(H=this.remuxID3(o,y)),x.samples.length&&(k=this.remuxText(x,y))),{audio:W,video:B,initSegment:M,independent:X,text:k,id3:H}},T.generateIS=function(c,u,o){var x=c.samples,y=u.samples,p=this.typeSupported,D={},U=!Object(K.isFiniteNumber)(this._initPTS),B="audio/mp4",W,M,k;if(U&&(W=M=Infinity),c.config&&x.length&&(c.timescale=c.samplerate,c.isAAC||(p.mpeg?(B="audio/mpeg",c.codec=""):p.mp3&&(c.codec="mp3")),D.audio={id:"audio",container:B,codec:c.codec,initSegment:!c.isAAC&&p.mpeg?new Uint8Array(0):O.default.initSegment([c]),metadata:{channelCount:c.channelCount}},U&&(k=c.inputTimeScale,W=M=x[0].pts-Math.round(k*o))),u.sps&&u.pps&&y.length&&(u.timescale=u.inputTimeScale,D.video={id:"main",container:"video/mp4",codec:u.codec,initSegment:O.default.initSegment([u]),metadata:{width:u.width,height:u.height}},U)){k=u.inputTimeScale;var H=this.getVideoStartPts(y),X=Math.round(k*o);M=Math.min(M,s(y[0].dts,H)-X),W=Math.min(W,H-X)}if(Object.keys(D).length)return this.ISGenerated=!0,U&&(this._initPTS=W,this._initDTS=M),{tracks:D,initPTS:W,timescale:k}},T.remuxVideo=function(c,u,o,x){var y=c.inputTimeScale,p=c.samples,D=[],U=p.length,B=this._initPTS,W=this.nextAvcDts,M=8,k,H,X,ee=Number.POSITIVE_INFINITY,ae=Number.NEGATIVE_INFINITY,ye=0,pe=!1;if(!o||W===null){var he=u*y,fe=p[0].pts-s(p[0].dts,p[0].pts);W=he-fe}for(var de=0;de<U;de++){var ne=p[de];if(ne.pts=s(ne.pts-B,W),ne.dts=s(ne.dts-B,W),ne.dts>ne.pts){var me=9e4*.2;ye=Math.max(Math.min(ye,ne.pts-ne.dts),-1*me)}ne.dts<p[de>0?de-1:de].dts&&(pe=!0)}pe&&p.sort(function(ut,st){var it=ut.dts-st.dts,_t=ut.pts-st.pts;return it||_t}),H=p[0].dts,X=p[p.length-1].dts;var $=Math.round((X-H)/(U-1));if(ye<0){if(ye<$*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(h.toMsFromMpegTsClock)(-$,!0)+" ms");for(var ie=ye,te=0;te<U;te++)p[te].dts=ie=Math.max(ie,p[te].pts-$),p[te].pts=Math.max(ie,p[te].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(h.toMsFromMpegTsClock)(ye,!0)+" ms to overcome this issue");for(var Ee=0;Ee<U;Ee++)p[Ee].dts=p[Ee].dts+ye}H=p[0].dts}if(o){var Ce=H-W,ve=Ce>$,we=Ce<-1;if(ve||we){ve?R.logger.warn("AVC: "+Object(h.toMsFromMpegTsClock)(Ce,!0)+" ms ("+Ce+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(h.toMsFromMpegTsClock)(-Ce,!0)+" ms ("+Ce+"dts) overlapping between fragments detected"),H=W;var Ae=p[0].pts-Ce;p[0].dts=H,p[0].pts=Ae,R.logger.log("Video: First PTS/DTS adjusted: "+Object(h.toMsFromMpegTsClock)(Ae,!0)+"/"+Object(h.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(h.toMsFromMpegTsClock)(Ce,!0)+" ms")}}a&&(H=Math.max(0,H));for(var De=0,Ie=0,Le=0;Le<U;Le++){for(var Oe=p[Le],Xe=Oe.units,Ze=Xe.length,Be=0,je=0;je<Ze;je++)Be+=Xe[je].data.length;Ie+=Be,De+=Ze,Oe.length=Be,Oe.dts=Math.max(Oe.dts,H),Oe.pts=Math.max(Oe.pts,Oe.dts,0),ee=Math.min(Oe.pts,ee),ae=Math.max(Oe.pts,ae)}X=p[U-1].dts;var rt=Ie+4*De+8,Ye;try{Ye=new Uint8Array(rt)}catch(ut){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:rt,reason:"fail allocating video mdat "+rt});return}var qe=new DataView(Ye.buffer);qe.setUint32(0,rt),Ye.set(O.default.types.mdat,4);for(var Te=0;Te<U;Te++){for(var $e=p[Te],Ge=$e.units,_e=0,Ue=0,ge=Ge.length;Ue<ge;Ue++){var se=Ge[Ue],ce=se.data,Q=se.data.byteLength;qe.setUint32(M,Q),M+=4,Ye.set(ce,M),M+=Q,_e+=4+Q}if(Te<U-1)k=p[Te+1].dts-$e.dts;else{var q=this.config,re=$e.dts-p[Te>0?Te-1:Te].dts;if(q.stretchShortVideoTrack&&this.nextAudioPts!==null){var le=Math.floor(q.maxBufferHole*y),Se=(x?ee+x*y:this.nextAudioPts)-$e.pts;Se>le?(k=Se-re,k<0&&(k=re),R.logger.log("[mp4-remuxer]: It is approximately "+Se/90+" ms to the next segment; using duration "+k/90+" ms for the last video frame.")):k=re}else k=re}var Re=Math.round($e.pts-$e.dts);D.push(new b($e.key,k,_e,Re))}if(D.length&&v&&v<70){var Pe=D[0].flags;Pe.dependsOn=2,Pe.isNonSync=0}console.assert(k!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+k,this.isVideoContiguous=!0;var Ve=O.default.moof(c.sequenceNumber++,H,g({},c,{samples:D})),ke="video",ze={data1:Ve,data2:Ye,startPTS:ee/y,endPTS:(ae+k)/y,startDTS:H/y,endDTS:W/y,type:ke,hasAudio:!1,hasVideo:!0,nb:D.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Ye.length,"MDAT length must not be zero"),ze},T.remuxAudio=function(c,u,o,x,y){var p=c.inputTimeScale,D=c.samplerate?c.samplerate:p,U=p/D,B=c.isAAC?w:E,W=B*U,M=this._initPTS,k=!c.isAAC&&this.typeSupported.mpeg,H=[],X=c.samples,ee=k?0:8,ae=this.nextAudioPts||-1,ye=u*p;if(this.isAudioContiguous=o=o||X.length&&ae>0&&(x&&Math.abs(ye-ae)<9e3||Math.abs(s(X[0].pts-M,ye)-ae)<20*W),X.forEach(function(ce){ce.pts=s(ce.pts-M,ye)}),!o||ae<0){if(X=X.filter(function(ce){return ce.pts>=0}),!X.length)return;y===0?ae=0:x?ae=Math.max(0,ye):ae=X[0].pts}if(c.isAAC)for(var pe=y!==void 0,he=this.config.maxAudioFramesDrift,fe=0,de=ae;fe<X.length;fe++){var ne=X[fe],me=ne.pts,$=me-de,ie=Math.abs(1e3*$/p);if($<=-he*W&&pe)fe===0&&(R.logger.warn("Audio frame @ "+(me/p).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*$/p)+" ms."),this.nextAudioPts=ae=de=me);else if($>=he*W&&ie<P&&pe){var te=Math.round($/W);de=me-te*W,de<0&&(te--,de+=W),fe===0&&(this.nextAudioPts=ae=de),R.logger.warn("[mp4-remuxer]: Injecting "+te+" audio frame @ "+(de/p).toFixed(3)+"s due to "+Math.round(1e3*$/p)+" ms gap.");for(var Ee=0;Ee<te;Ee++){var Ce=Math.max(de,0),ve=N.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);ve||(R.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ve=ne.unit.subarray()),X.splice(fe,0,{unit:ve,pts:Ce}),de+=W,fe++}}ne.pts=de,de+=W}for(var we=null,Ae=null,De,Ie=0,Le=X.length;Le--;)Ie+=X[Le].unit.byteLength;for(var Oe=0,Xe=X.length;Oe<Xe;Oe++){var Ze=X[Oe],Be=Ze.unit,je=Ze.pts;if(Ae!==null){var rt=H[Oe-1];rt.duration=Math.round((je-Ae)/U)}else if(o&&c.isAAC&&(je=ae),we=je,Ie>0){Ie+=ee;try{De=new Uint8Array(Ie)}catch(ce){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ie,reason:"fail allocating audio mdat "+Ie});return}if(!k){var Ye=new DataView(De.buffer);Ye.setUint32(0,Ie),De.set(O.default.types.mdat,4)}}else return;De.set(Be,ee);var qe=Be.byteLength;ee+=qe,H.push(new b(!0,B,qe,0)),Ae=je}var Te=H.length;if(!Te)return;var $e=H[H.length-1];this.nextAudioPts=ae=Ae+U*$e.duration;var Ge=k?new Uint8Array(0):O.default.moof(c.sequenceNumber++,we/U,g({},c,{samples:H}));c.samples=[];var _e=we/p,Ue=ae/p,ge="audio",se={data1:Ge,data2:De,startPTS:_e,endPTS:Ue,startDTS:_e,endDTS:Ue,type:ge,hasAudio:!0,hasVideo:!1,nb:Te};return this.isAudioContiguous=!0,console.assert(De.length,"MDAT length must not be zero"),se},T.remuxEmptyAudio=function(c,u,o,x){var y=c.inputTimeScale,p=c.samplerate?c.samplerate:y,D=y/p,U=this.nextAudioPts,B=(U!==null?U:x.startDTS*y)+this._initDTS,W=x.endDTS*y+this._initDTS,M=D*w,k=Math.ceil((W-B)/M),H=N.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(R.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){R.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var X=[],ee=0;ee<k;ee++){var ae=B+ee*M;X.push({unit:H,pts:ae,dts:ae})}return c.samples=X,this.remuxAudio(c,u,o,!1)},T.remuxID3=function(c,u){var o=c.samples.length;if(!o)return;for(var x=c.inputTimeScale,y=this._initPTS,p=this._initDTS,D=0;D<o;D++){var U=c.samples[D];U.pts=s(U.pts-y,u*x)/x,U.dts=s(U.dts-p,u*x)/x}var B=c.samples;return c.samples=[],{samples:B}},T.remuxText=function(c,u){var o=c.samples.length;if(!o)return;for(var x=c.inputTimeScale,y=this._initPTS,p=0;p<o;p++){var D=c.samples[p];D.pts=s(D.pts-y,u*x)/x}c.samples.sort(function(B,W){return B.pts-W.pts});var U=c.samples;return c.samples=[],{samples:U}},A}();function s(A,T){var m;if(T===null)return A;for(T<A?m=-8589934592:m=8589934592;Math.abs(A-T)>4294967296;)A+=m;return A}function _(A){for(var T=0;T<A.length;T++)if(A[T].key)return T;return-1}var b=function(T,m,c,u){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=m,this.size=c,this.cts=u,this.flags=new f(T)},f=function(T){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=T?2:1,this.isNonSync=T?0:1}},"./src/remux/passthrough-remuxer.ts":function(Z,G,L){"use strict";L.r(G);var K=L("./src/polyfills/number.ts"),N=L("./src/utils/mp4-tools.ts"),O=L("./src/loader/fragment.ts"),F=L("./src/utils/logger.ts"),I=function(){function h(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var g=h.prototype;return g.destroy=function(){},g.resetTimeStamp=function(w){this.initPTS=w,this.lastEndDTS=null},g.resetNextTimestamp=function(){this.lastEndDTS=null},g.resetInitSegment=function(w,E,v){this.audioCodec=E,this.videoCodec=v,this.generateInitSegment(w),this.emitInitSegment=!0},g.generateInitSegment=function(w){var E=this.audioCodec,v=this.videoCodec;if(!w||!w.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(N.parseInitSegment)(w);E||(E=S(d.audio,O.ElementaryStreamTypes.AUDIO)),v||(v=S(d.video,O.ElementaryStreamTypes.VIDEO));var a={};d.audio&&d.video?a.audiovideo={container:"video/mp4",codec:E+","+v,initSegment:w,id:"main"}:d.audio?a.audio={container:"audio/mp4",codec:E,initSegment:w,id:"audio"}:d.video?a.video={container:"video/mp4",codec:v,initSegment:w,id:"main"}:F.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=a},g.remux=function(w,E,v,d,a){var l=this.initPTS,s=this.lastEndDTS,_={audio:void 0,video:void 0,text:d,id3:v,initSegment:void 0};Object(K.isFiniteNumber)(s)||(s=this.lastEndDTS=a||0);var b=E.samples;if(!b||!b.length)return _;var f={initPTS:void 0,timescale:1},A=this.initData;if((!A||!A.length)&&(this.generateInitSegment(b),A=this.initData),!A||!A.length)return F.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),_;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1),Object(K.isFiniteNumber)(l)||(this.initPTS=f.initPTS=l=R(A,b,s));var T=Object(N.getDuration)(b,A),m=s,c=T+m;Object(N.offsetStartDTS)(A,b,l),T>0?this.lastEndDTS=c:(F.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var u=!!A.audio,o=!!A.video,x="";u&&(x+="audio"),o&&(x+="video");var y={data1:b,startPTS:m,startDTS:m,endPTS:c,endDTS:c,type:x,hasAudio:u,hasVideo:o,nb:1,dropped:0};return _.audio=y.type==="audio"?y:void 0,_.video=y.type!=="audio"?y:void 0,_.text=d,_.id3=v,_.initSegment=f,_},h}(),R=function(g,P,w){return Object(N.getStartDTS)(g,P)-w};function S(h,g){var P=h==null?void 0:h.codec;return P&&P.length>4?P:P==="hvc1"?"hvc1.1.c.L120.90":P==="av01"?"av01.0.04M.08":P==="avc1"||g===O.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=I},"./src/task-loop.ts":function(Z,G,L){"use 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0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.unknownCodecs=void 0,this.audioGroupIds=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.textGroupIds=void 0,this.url=void 0,this._urlId=0,this.url=[h.url],this.attrs=h.attrs,this.bitrate=h.bitrate,h.details&&(this.details=h.details),this.id=h.id||0,this.name=h.name,this.width=h.width||0,this.height=h.height||0,this.audioCodec=h.audioCodec,this.videoCodec=h.videoCodec,this.unknownCodecs=h.unknownCodecs,this.codecSet=[h.videoCodec,h.audioCodec].filter(function(g){return g}).join(",").replace(/\.[^.,]+/g,"")}return N(S,[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"uri",get:function(){return this.url[this._urlId]||""}},{key:"urlId",get:function(){return this._urlId},set:function(g){var P=g%this.url.length;this._urlId!==P&&(this.details=void 0,this._urlId=P)}}]),S}()},"./src/types/loader.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"PlaylistContextType",function(){return K}),L.d(G,"PlaylistLevelType",function(){return N});var K;(function(O){O.MANIFEST="manifest",O.LEVEL="level",O.AUDIO_TRACK="audioTrack",O.SUBTITLE_TRACK="subtitleTrack"})(K||(K={}));var N;(function(O){O.MAIN="main",O.AUDIO="audio",O.SUBTITLE="subtitle"})(N||(N={}))},"./src/types/transmuxer.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"ChunkMetadata",function(){return K});var K=function(F,I,R,S,h,g){S===void 0&&(S=0),h===void 0&&(h=-1),g===void 0&&(g=!1),this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing=N(),this.buffering={audio:N(),video:N(),audiovideo:N()},this.level=F,this.sn=I,this.id=R,this.size=S,this.part=h,this.partial=g};function N(){return{start:0,executeStart:0,executeEnd:0,end:0}}},"./src/utils/attr-list.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"AttrList",function(){return O});var K=/^(\d+)x(\d+)$/,N=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,O=function(){function F(R){typeof R=="string"&&(R=F.parseAttrList(R));for(var S in R)R.hasOwnProperty(S)&&(this[S]=R[S])}var I=F.prototype;return I.decimalInteger=function(S){var h=parseInt(this[S],10);return h>Number.MAX_SAFE_INTEGER?Infinity:h},I.hexadecimalInteger=function(S){if(this[S]){var h=(this[S]||"0x").slice(2);h=(h.length&1?"0":"")+h;for(var g=new Uint8Array(h.length/2),P=0;P<h.length/2;P++)g[P]=parseInt(h.slice(P*2,P*2+2),16);return g}else return null},I.hexadecimalIntegerAsNumber=function(S){var h=parseInt(this[S],16);return h>Number.MAX_SAFE_INTEGER?Infinity:h},I.decimalFloatingPoint=function(S){return parseFloat(this[S])},I.optionalFloat=function(S,h){var g=this[S];return g?parseFloat(g):h},I.enumeratedString=function(S){return this[S]},I.bool=function(S){return this[S]==="YES"},I.decimalResolution=function(S){var h=K.exec(this[S]);return h===null?void 0:{width:parseInt(h[1],10),height:parseInt(h[2],10)}},F.parseAttrList=function(S){var h,g={},P='"';for(N.lastIndex=0;(h=N.exec(S))!==null;){var w=h[2];w.indexOf(P)===0&&w.lastIndexOf(P)===w.length-1&&(w=w.slice(1,-1)),g[h[1]]=w}return g},F}()},"./src/utils/binary-search.ts":function(Z,G,L){"use strict";L.r(G);var K={search:function(O,F){for(var I=0,R=O.length-1,S=null,h=null;I<=R;){S=(I+R)/2|0,h=O[S];var g=F(h);if(g>0)I=S+1;else if(g<0)R=S-1;else return h}return null}};G.default=K},"./src/utils/buffer-helper.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"BufferHelper",function(){return O});var K=L("./src/utils/logger.ts"),N={length:0,start:function(){return 0},end:function(){return 0}},O=function(){function F(){}return F.isBuffered=function(R,S){try{if(R){for(var h=F.getBuffered(R),g=0;g<h.length;g++)if(S>=h.start(g)&&S<=h.end(g))return!0}}catch(P){}return!1},F.bufferInfo=function(R,S,h){try{if(R){var g=F.getBuffered(R),P=[],w;for(w=0;w<g.length;w++)P.push({start:g.start(w),end:g.end(w)});return this.bufferedInfo(P,S,h)}}catch(E){}return{len:0,start:S,end:S,nextStart:void 0}},F.bufferedInfo=function(R,S,h){S=Math.max(0,S),R.sort(function(f,A){var T=f.start-A.start;return T||A.end-f.end});var g=[];if(h)for(var P=0;P<R.length;P++){var w=g.length;if(w){var E=g[w-1].end;R[P].start-E<h?R[P].end>E&&(g[w-1].end=R[P].end):g.push(R[P])}else g.push(R[P])}else g=R;for(var v=0,d,a=S,l=S,s=0;s<g.length;s++){var _=g[s].start,b=g[s].end;if(S+h>=_&&S<b)a=_,l=b,v=l-S;else if(S+h<_){d=_;break}}return{len:v,start:a||0,end:l||0,nextStart:d}},F.getBuffered=function(R){try{return R.buffered}catch(S){return K.logger.log("failed to get media.buffered",S),N}},F}()},"./src/utils/cea-608-parser.ts":function(Z,G,L){"use strict";L.r(G),L.d(G,"Row",function(){return l}),L.d(G,"CaptionScreen",function(){return s});var K=L("./src/utils/logger.ts"),N={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},O=function(c){var u=c;return N.hasOwnProperty(c)&&(u=N[c]),String.fromCharCode(u)},F=15,I=100,R={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},S={17:2,18:4,21:6,22:8,23:10,19:13,20:15},h={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},g={25:2,26:4,29:6,30:8,31:10,27:13,28:15},P=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],w;(function(m){m[m.ERROR=0]="ERROR",m[m.TEXT=1]="TEXT",m[m.WARNING=2]="WARNING",m[m.INFO=2]="INFO",m[m.DEBUG=3]="DEBUG",m[m.DATA=3]="DATA"})(w||(w={}));var E=function(){function m(){this.time=null,this.verboseLevel=w.ERROR}var c=m.prototype;return c.log=function(o,x){this.verboseLevel>=o&&K.logger.log(this.time+" ["+o+"] "+x)},m}(),v=function(c){for(var u=[],o=0;o<c.length;o++)u.push(c[o].toString(16));return u},d=function(){function m(u,o,x,y,p){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=u||"white",this.underline=o||!1,this.italics=x||!1,this.background=y||"black",this.flash=p||!1}var c=m.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(o){for(var x=["foreground","underline","italics","background","flash"],y=0;y<x.length;y++){var p=x[y];o.hasOwnProperty(p)&&(this[p]=o[p])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(o){return this.foreground===o.foreground&&this.underline===o.underline&&this.italics===o.italics&&this.background===o.background&&this.flash===o.flash},c.copy=function(o){this.foreground=o.foreground,this.underline=o.underline,this.italics=o.italics,this.background=o.background,this.flash=o.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},m}(),a=function(){function m(u,o,x,y,p,D){this.uchar=void 0,this.penState=void 0,this.uchar=u||" ",this.penState=new d(o,x,y,p,D)}var c=m.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(o,x){this.uchar=o,this.penState.copy(x)},c.setPenState=function(o){this.penState.copy(o)},c.equals=function(o){return this.uchar===o.uchar&&this.penState.equals(o.penState)},c.copy=function(o){this.uchar=o.uchar,this.penState.copy(o.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},m}(),l=function(){function m(u){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var o=0;o<I;o++)this.chars.push(new a);this.logger=u,this.pos=0,this.currPenState=new d}var c=m.prototype;return c.equals=function(o){for(var x=!0,y=0;y<I;y++)if(!this.chars[y].equals(o.chars[y])){x=!1;break}return x},c.copy=function(o){for(var x=0;x<I;x++)this.chars[x].copy(o.chars[x])},c.isEmpty=function(){for(var o=!0,x=0;x<I;x++)if(!this.chars[x].isEmpty()){o=!1;break}return o},c.setCursor=function(o){this.pos!==o&&(this.pos=o),this.pos<0?(this.logger.log(w.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>I&&(this.logger.log(w.DEBUG,"Too large cursor position "+this.pos),this.pos=I)},c.moveCursor=function(o){var x=this.pos+o;if(o>1)for(var y=this.pos+1;y<x+1;y++)this.chars[y].setPenState(this.currPenState);this.setCursor(x)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(o){o>=144&&this.backSpace();var x=O(o);if(this.pos>=I){this.logger.log(w.ERROR,"Cannot insert "+o.toString(16)+" ("+x+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(x,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(o){var x;for(x=o;x<I;x++)this.chars[x].reset()},c.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},c.clearToEndOfRow=function(){this.clearFromPos(this.pos)},c.getTextString=function(){for(var o=[],x=!0,y=0;y<I;y++){var p=this.chars[y].uchar;p!==" "&&(x=!1),o.push(p)}return x?"":o.join("")},c.setPenStyles=function(o){this.currPenState.setStyles(o);var x=this.chars[this.pos];x.setPenState(this.currPenState)},m}(),s=function(){function m(u){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var o=0;o<F;o++)this.rows.push(new l(u));this.logger=u,this.currRow=F-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=m.prototype;return c.reset=function(){for(var o=0;o<F;o++)this.rows[o].clear();this.currRow=F-1},c.equals=function(o){for(var x=!0,y=0;y<F;y++)if(!this.rows[y].equals(o.rows[y])){x=!1;break}return x},c.copy=function(o){for(var x=0;x<F;x++)this.rows[x].copy(o.rows[x])},c.isEmpty=function(){for(var o=!0,x=0;x<F;x++)if(!this.rows[x].isEmpty()){o=!1;break}return o},c.backSpace=function(){var o=this.rows[this.currRow];o.backSpace()},c.clearToEndOfRow=function(){var o=this.rows[this.currRow];o.clearToEndOfRow()},c.insertChar=function(o){var x=this.rows[this.currRow];x.insertChar(o)},c.setPen=function(o){var x=this.rows[this.currRow];x.setPenStyles(o)},c.moveCursor=function(o){var x=this.rows[this.currRow];x.moveCursor(o)},c.setCursor=function(o){this.logger.log(w.INFO,"setCursor: "+o);var x=this.rows[this.currRow];x.setCursor(o)},c.setPAC=function(o){this.logger.log(w.INFO,"pacData = "+JSON.stringify(o));var x=o.row-1;if(this.nrRollUpRows&&x<this.nrRollUpRows-1&&(x=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==x){for(var y=0;y<F;y++)this.rows[y].clear();var p=this.currRow+1-this.nrRollUpRows,D=this.lastOutputScreen;if(D){var U=D.rows[p].cueStartTime,B=this.logger.time;if(U&&B!==null&&U<B)for(var W=0;W<this.nrRollUpRows;W++)this.rows[x-this.nrRollUpRows+W+1].copy(D.rows[p+W])}}this.currRow=x;var M=this.rows[this.currRow];if(o.indent!==null){var k=o.indent,H=Math.max(k-1,0);M.setCursor(o.indent),o.color=M.chars[H].penState.foreground}var X={foreground:o.color,underline:o.underline,italics:o.italics,background:"black",flash:!1};this.setPen(X)},c.setBkgData=function(o){this.logger.log(w.INFO,"bkgData = "+JSON.stringify(o)),this.backSpace(),this.setPen(o),this.insertChar(32)},c.setRollUpRows=function(o){this.nrRollUpRows=o},c.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(w.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(w.TEXT,this.getDisplayText());var o=this.currRow+1-this.nrRollUpRows,x=this.rows.splice(o,1)[0];x.clear(),this.rows.splice(this.currRow,0,x),this.logger.log(w.INFO,"Rolling up")},c.getDisplayText=function(o){o=o||!1;for(var x=[],y="",p=-1,D=0;D<F;D++){var U=this.rows[D].getTextString();U&&(p=D+1,o?x.push("Row "+p+": '"+U+"'"):x.push(U.trim()))}return x.length>0&&(o?y="["+x.join(" | ")+"]":y=x.join(`
`)),y},c.getTextAndFormat=function(){return this.rows},m}(),_=function(){function m(u,o,x){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=u,this.outputFilter=o,this.mode=null,this.verbose=0,this.displayedMemory=new s(x),this.nonDisplayedMemory=new s(x),this.lastOutputScreen=new s(x),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=x}var c=m.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(o){this.outputFilter=o},c.setPAC=function(o){this.writeScreen.setPAC(o)},c.setBkgData=function(o){this.writeScreen.setBkgData(o)},c.setMode=function(o){if(o===this.mode)return;this.mode=o,this.logger.log(w.INFO,"MODE="+o),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=o},c.insertChars=function(o){for(var x=0;x<o.length;x++)this.writeScreen.insertChar(o[x]);var y=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(w.INFO,y+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(w.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},c.ccRCL=function(){this.logger.log(w.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(w.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(w.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(o){this.logger.log(w.INFO,"RU("+o+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(o)},c.ccFON=function(){this.logger.log(w.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(w.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(w.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(w.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(w.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(w.INFO,"CR - 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