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Y=V.marker.find(0),ae=dt(Y.from,n)||en(V.marker)-en(i),ue=dt(Y.to,r)||tn(V.marker)-tn(i);if(ae>=0&&ue<=0||ae<=0&&ue>=0)continue;if(ae<=0&&(V.marker.inclusiveRight&&i.inclusiveLeft?dt(Y.to,n)>=0:dt(Y.to,n)>0)||ae>=0&&(V.marker.inclusiveRight&&i.inclusiveLeft?dt(Y.from,r)<=0:dt(Y.from,r)<0))return!0}}function ur(e){for(var t;t=Ir(e);)e=t.find(-1,!0).line;return e}function ki(e){for(var t;t=Fr(e);)e=t.find(1,!0).line;return e}function Sn(e){for(var t,n;t=Fr(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function Zn(e,t){var n=nt(e,t),r=ur(n);return n==r?t:Tt(r)}function Kr(e,t){if(t>e.lastLine())return t;var n=nt(e,t),r;if(!Ar(e,n))return t;for(;r=Fr(n);)n=r.find(1,!0).line;return Tt(n)+1}function Ar(e,t){var n=$t&&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&&qn(e,t,r))return!0}}function qn(e,t,n){if(n.to==null){var 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n=pe(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 Fi(e){return e.lineSpace.offsetTop}function ca(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function qa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=d(e.measure,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 Dr(e){return oe-e.display.nativeBarWidth}function nn(e){return e.display.scroller.clientWidth-Dr(e)-e.display.barWidth}function fa(e){return e.display.scroller.clientHeight-Dr(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&nn(e);if(!t.measure.heights||r&&t.measure.width!=i){var _=t.measure.heights=[];if(r){t.measure.width=i;for(var N=t.text.firstChild.getClientRects(),H=0;H<N.length-1;H++){var 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i=eo(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function Lr(e,t,n,r,i){t.before&&(n=-1);var _=n+(r||""),N;return t.cache.hasOwnProperty(_)?N=t.cache[_]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Ns(e,t.view,t.rect),t.hasHeights=!0),N=Ws(e,t,n,r),N.bogus||(t.cache[_]=N)),{left:N.left,right:N.right,top:i?N.rtop:N.top,bottom:i?N.rbottom:N.bottom}}var ro={left:0,right:0,top:0,bottom:0};function no(e,t,n){for(var r,i,_,N,H,V,Y=0;Y<e.length;Y+=3)if(H=e[Y],V=e[Y+1],t<H?(i=0,_=1,N="left"):t<V?(i=t-H,_=i+1):(Y==e.length-3||t==V&&e[Y+3]>t)&&(_=V-H,i=_-1,t>=V&&(N="right")),i!=null){if(r=e[Y+2],H==V&&n==(r.insertLeft?"left":"right")&&(N=n),n=="left"&&i==0)for(;Y&&e[Y-2]==e[Y-3]&&e[Y-1].insertLeft;)r=e[(Y-=3)+2],N="left";if(n=="right"&&i==V-H)for(;Y<e.length-3&&e[Y+3]==e[Y+4]&&!e[Y+5].insertLeft;)r=e[(Y+=3)+2],N="right";break}return{node:r,start:i,end:_,collapse:N,coverStart:H,coverEnd:V}}function js(e,t){var n=ro;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=no(t.map,n,r),_=i.node,N=i.start,H=i.end,V=i.collapse,Y;if(_.nodeType==3){for(var ae=0;ae<4;ae++){for(;N&&Ce(t.line.text.charAt(i.coverStart+N));)--N;for(;i.coverStart+H<i.coverEnd&&Ce(t.line.text.charAt(i.coverStart+H));)++H;if(j&&F<9&&N==0&&H==i.coverEnd-i.coverStart?Y=_.parentNode.getBoundingClientRect():Y=js(m(_,N,H).getClientRects(),r),Y.left||Y.right||N==0)break;H=N,N=N-1,V="right"}j&&F<11&&(Y=Ks(e.display.measure,Y))}else{N>0&&(V=r="right");var ue;e.options.lineWrapping&&(ue=_.getClientRects()).length>1?Y=ue[r=="right"?ue.length-1:0]:Y=_.getBoundingClientRect()}if(j&&F<9&&!N&&(!Y||!Y.left&&!Y.right)){var Te=_.parentNode.getClientRects()[0];Te?Y={left:Te.left,right:Te.left+An(e.display),top:Te.top,bottom:Te.bottom}:Y=ro}for(var be=Y.top-t.rect.top,Re=Y.bottom-t.rect.top,Fe=(be+Re)/2,ze=t.view.measure.heights,Ye=0;Ye<ze.length-1&&!(Fe<ze[Ye]);Ye++);var Ze=Ye?ze[Ye-1]:0,$e=ze[Ye],tt={left:(V=="right"?Y.right:Y.left)-t.rect.left,right:(V=="left"?Y.left:Y.right)-t.rect.left,top:Ze,bottom:$e};return!Y.left&&!Y.right&&(tt.bogus=!0),e.options.singleCursorHeightPerLine||(tt.rtop=be,tt.rbottom=Re),tt}function Ks(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!Bt(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function io(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function ao(e){e.display.externalMeasure=null,f(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)io(e.display.view[t])}function ii(e){ao(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function oo(){return v&&u?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function so(){return v&&u?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function ma(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=ni(e.widgets[n]));return t}function Ui(e,t,n,r,i){if(!i){var _=ma(t);n.top+=_,n.bottom+=_}if(r=="line")return n;r||(r="local");var N=xr(t);if(r=="local"?N+=Fi(e.display):N-=e.display.viewOffset,r=="page"||r=="window"){var H=e.display.lineSpace.getBoundingClientRect();N+=H.top+(r=="window"?0:so());var 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n=0;t=ft(e.doc,t),e.options.lineWrapping||(n=An(e.display)*t.ch);var r=nt(e.doc,t.line),i=xr(r)+Fi(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var _=je(e,t,n);return _.xRel=i,r&&(_.outside=r),_}function va(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return ga(r.first,0,null,-1,-1);var i=gr(r,n),_=r.first+r.size-1;if(i>_)return ga(r.first+r.size-1,nt(r,_).text.length,null,1,1);t<0&&(t=0);for(var N=nt(r,i);;){var H=Hs(e,N,i,t,n),V=_n(N,H.ch+(H.xRel>0||H.outside>0?1:0));if(!V)return H;var Y=V.find(1);if(Y.line==i)return Y;N=nt(r,i=Y.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,_=Be(function(N){return Lr(e,n,N-1).bottom<=r},i,0);return i=Be(function(N){return Lr(e,n,N).top>r},_,i),{begin:_,end:i}}function fo(e,t,n,r){n||(n=wn(e,t));var i=Ui(e,t,Lr(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Hs(e,t,n,r,i){i-=xr(t);var _=wn(e,t),N=ma(t),H=0,V=t.text.length,Y=!0,ae=He(t,e.doc.direction);if(ae){var ue=(e.options.lineWrapping?zs:Gs)(e,t,n,_,ae,r,i);Y=ue.level!=1,H=Y?ue.from:ue.to-1,V=Y?ue.to:ue.from-1}var Te=null,be=null,Re=Be(function(ut){var ot=Lr(e,_,ut);return ot.top+=N,ot.bottom+=N,ya(ot,r,i,!1)?(ot.top<=i&&ot.left<=r&&(Te=ut,be=ot),!0):!1},H,V),Fe,ze,Ye=!1;if(be){var Ze=r-be.left<be.right-r,$e=Ze==Y;Re=Te+($e?0:1),ze=$e?"after":"before",Fe=Ze?be.left:be.right}else{!Y&&(Re==V||Re==H)&&Re++,ze=Re==0?"after":Re==t.text.length?"before":Lr(e,_,Re-(Y?1:0)).bottom+N<=i==Y?"after":"before";var tt=Tr(e,je(n,Re,ze),"line",t,_);Fe=tt.left,Ye=i<tt.top?-1:i>=tt.bottom?1:0}return Re=we(t.text,Re,1),ga(n,Re,ze,Ye,r-Fe)}function Gs(e,t,n,r,i,_,N){var H=Be(function(ue){var Te=i[ue],be=Te.level!=1;return ya(Tr(e,je(n,be?Te.to:Te.from,be?"before":"after"),"line",t,r),_,N,!0)},0,i.length-1),V=i[H];if(H>0){var Y=V.level!=1,ae=Tr(e,je(n,Y?V.from:V.to,Y?"after":"before"),"line",t,r);ya(ae,_,N,!0)&&ae.top>N&&(V=i[H-1])}return V}function zs(e,t,n,r,i,_,N){var H=co(e,t,r,N),V=H.begin,Y=H.end;/\s/.test(t.text.charAt(Y-1))&&Y--;for(var ae=null,ue=null,Te=0;Te<i.length;Te++){var be=i[Te];if(be.from>=Y||be.to<=V)continue;var Re=be.level!=1,Fe=Lr(e,r,Re?Math.min(Y,be.to)-1:Math.max(V,be.from)).right,ze=Fe<_?_-Fe+1e9:Fe-_;(!ae||ue>ze)&&(ae=be,ue=ze)}return ae||(ae=i[i.length-1]),ae.from<V&&(ae={from:V,to:ae.to,level:ae.level}),ae.to>Y&&(ae={from:ae.from,to:Y,level:ae.level}),ae}var an;function Cn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(an==null){an=o("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)an.appendChild(document.createTextNode("x")),an.appendChild(o("br"));an.appendChild(document.createTextNode("x"))}d(e.measure,an);var n=an.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),f(e.measure),n||1}function An(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=o("span","xxxxxxxxxx"),n=o("pre",[t],"CodeMirror-line-like");d(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,_=t.gutters.firstChild,N=0;_;_=_.nextSibling,++N){var H=e.display.gutterSpecs[N].className;n[H]=_.offsetLeft+_.clientLeft+i,r[H]=_.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=Cn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/An(e.display)-3);return function(i){if(Ar(e.doc,i))return 0;var _=0;if(i.widgets)for(var N=0;N<i.widgets.length;N++)i.widgets[N].height&&(_+=i.widgets[N].height);return n?_+(Math.ceil(i.text.length/r)||1)*t:_+t}}function xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&Zt(r,i)})}function on(e,t,n,r){var i=e.display;if(!n&&pe(t).getAttribute("cm-not-content")=="true")return null;var _,N,H=i.lineSpace.getBoundingClientRect();try{_=t.clientX-H.left,N=t.clientY-H.top}catch(ue){return null}var V=va(e,_,N),Y;if(r&&V.xRel>0&&(Y=nt(e.doc,V.line).text).length==V.ch){var ae=K(Y,Y.length,e.options.tabSize)-Y.length;V=je(V.line,Math.max(0,Math.round((_-qa(e.display).left)/An(e.display))-ae))}return V}function sn(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)$t&&Zn(e.doc,t)<i.viewTo&&Gr(e);else if(n<=i.viewFrom)$t&&Kr(e.doc,n+r)>i.viewFrom?Gr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Gr(e);else if(t<=i.viewFrom){var _=Ni(e,n,n+r,1);_?(i.view=i.view.slice(_.index),i.viewFrom=_.lineN,i.viewTo+=r):Gr(e)}else if(n>=i.viewTo){var N=Ni(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):Gr(e)}else{var H=Ni(e,t,t,-1),V=Ni(e,n,n+r,1);H&&V?(i.view=i.view.slice(0,H.index).concat(er(e,H.lineN,V.lineN)).concat(i.view.slice(V.index)),i.viewTo+=r):Gr(e)}var Y=i.externalMeasured;Y&&(n<Y.lineN?Y.lineN+=r:t<Y.lineN+Y.size&&(i.externalMeasured=null))}function Hr(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 _=r.view[sn(e,t)];if(_.node==null)return;var N=_.changes||(_.changes=[]);ee(N,n)==-1&&N.push(n)}function Gr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ni(e,t,n,r){var i=sn(e,t),_,N=e.display.view;if(!$t||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var H=e.display.viewFrom,V=0;V<i;V++)H+=N[V].size;if(H!=t){if(r>0){if(i==N.length-1)return null;_=H+N[i].size-t,i++}else _=H-t;t+=_,n+=_}for(;Zn(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=er(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=er(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(sn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(er(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,sn(e,n)))),r.viewTo=n}function mo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ai(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),_=r.selection=document.createDocumentFragment(),N=0;N<n.sel.ranges.length;N++){if(!t&&N==n.sel.primIndex)continue;var H=n.sel.ranges[N];if(H.from().line>=e.display.viewTo||H.to().line<e.display.viewFrom)continue;var V=H.empty();(V||e.options.showCursorWhenSelecting)&&go(e,H.head,i),V||Xs(e,H,_)}return r}function go(e,t,n){var r=Tr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(o("div","\xA0","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var _=n.appendChild(o("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));_.style.display="",_.style.left=r.other.left+"px",_.style.top=r.other.top+"px",_.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function Bi(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,n){var r=e.display,i=e.doc,_=document.createDocumentFragment(),N=qa(e.display),H=N.left,V=Math.max(r.sizerWidth,nn(e)-r.sizer.offsetLeft)-N.right,Y=i.direction=="ltr";function ae($e,tt,ut,ot){tt<0&&(tt=0),tt=Math.round(tt),ot=Math.round(ot),_.appendChild(o("div",null,"CodeMirror-selected","position: absolute; left: "+$e+`px;
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top: `+(t.top-n.viewOffset-Fi(e.display))+`px;
height: `+(t.bottom-t.top+Dr(e)+n.barHeight)+`px;
left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(_),_.scrollIntoView(i),e.display.lineSpace.removeChild(_)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?je(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?je(t.line,t.ch+1,"before"):t);for(var _=0;_<5;_++){var N=!1,H=Tr(e,t),V=!n||n==t?H:Tr(e,n);i={left:Math.min(H.left,V.left),top:Math.min(H.top,V.top)-r,right:Math.max(H.left,V.left),bottom:Math.max(H.bottom,V.bottom)+r};var Y=Sa(e,i),ae=e.doc.scrollTop,ue=e.doc.scrollLeft;if(Y.scrollTop!=null&&(si(e,Y.scrollTop),Math.abs(e.doc.scrollTop-ae)>1&&(N=!0)),Y.scrollLeft!=null&&(ln(e,Y.scrollLeft),Math.abs(e.doc.scrollLeft-ue)>1&&(N=!0)),!N)break}return i}function Js(e,t){var n=Sa(e,t);n.scrollTop!=null&&si(e,n.scrollTop),n.scrollLeft!=null&&ln(e,n.scrollLeft)}function Sa(e,t){var n=e.display,r=Cn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,_=fa(e),N={};t.bottom-t.top>_&&(t.bottom=t.top+_);var H=e.doc.height+ca(n),V=t.top<r,Y=t.bottom>H-r;if(t.top<i)N.scrollTop=V?0:t.top;else if(t.bottom>i+_){var ae=Math.min(t.top,(Y?H:t.bottom)-_);ae!=i&&(N.scrollTop=ae)}var ue=e.options.fixedGutter?0:n.gutters.offsetWidth,Te=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,be=nn(e)-n.gutters.offsetWidth,Re=t.right-t.left>be;return Re&&(t.right=t.left+be),t.left<10?N.scrollLeft=0:t.left<Te?N.scrollLeft=Math.max(0,t.left+ue-(Re?0:10)):t.right>be+Te-3&&(N.scrollLeft=t.right+(Re?0:10)-be),N}function wa(e,t){if(t==null)return;Ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Ln(e){Ki(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)&&Ki(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Ki(e),e.curOp.scrollToPos=t}function Ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);Eo(e,n,r,t.margin)}}function Eo(e,t,n,r){var i=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;A||Aa(e,{top:t}),xo(e,t,!0),A&&Aa(e),di(e,100)}function xo(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function ln(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,Co(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+ca(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Dr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var un=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),Ae(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ae(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,j&&F<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};un.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 _=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+_)+"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}},un.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},un.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},un.prototype.zeroWidthHack=function(){var e=s&&!T?"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},un.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),_=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);_!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},un.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 On(e,t){t||(t=li(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ji(e),To(e,li(e)),n=e.display.barWidth,r=e.display.barHeight}function To(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var _o={native:un,null:ui};function So(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&c(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new _o[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Ae(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?ln(e,t):si(e,t)},e),e.display.scrollbars.addClass&&U(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function dn(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},mr(e.curOp)}function cn(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var _=0;_<t.length;_++)nl(t[_]);for(var N=0;N<t.length;N++)il(t[N])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Ii(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 Hi(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=to(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Dr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-nn(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&&ln(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==P();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&On(t,e.barMeasure),e.updatedDisplay&&La(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&wo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&xo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&ln(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ft(r,e.scrollToPos.from),ft(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var _=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(_)for(var H=0;H<_.length;++H)_[H].lines.length||Oe(_[H],"hide");if(N)for(var V=0;V<N.length;++V)N[V].lines.length&&Oe(N[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Oe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function or(e,t){if(e.curOp)return t();dn(e);try{return t()}finally{cn(e)}}function jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);dn(e);try{return t.apply(e,arguments)}finally{cn(e)}}}function Jt(e){return function(){if(this.curOp)return e.apply(this,arguments);dn(this);try{return e.apply(this,arguments)}finally{cn(this)}}}function Wt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);dn(t);try{return e.apply(this,arguments)}finally{cn(t)}}}function di(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,O(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=vr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(_){if(r.line>=e.display.viewFrom){var N=_.styles,H=_.text.length>e.options.maxHighlightLength?Cr(t.mode,r.state):null,V=zn(e,_,r,!0);H&&(r.state=H),_.styles=V.styles;var Y=_.styleClasses,ae=V.classes;ae?_.styleClasses=ae:Y&&(_.styleClasses=null);for(var ue=!N||N.length!=_.styles.length||Y!=ae&&(!Y||!ae||Y.bgClass!=ae.bgClass||Y.textClass!=ae.textClass),Te=0;!ue&&Te<N.length;++Te)ue=N[Te]!=_.styles[Te];ue&&i.push(r.line),_.stateAfter=r.save(),r.nextLine()}else _.text.length<=e.options.maxHighlightLength&&Vn(e,_.text,r),_.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&&or(e,function(){for(var _=0;_<i.length;_++)Hr(e,i[_],"text")})}var Hi=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=nn(e),this.force=n,this.dims=ba(e),this.events=[]};Hi.prototype.signal=function(e,t){ce(e,t)&&this.events.push(arguments)},Hi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Oe.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=Dr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Dr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=P();if(!t||!x(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&x(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==P())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&x(document.body,e.anchorNode)&&x(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Ca(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Ao(e)&&(Gr(e),t.dims=ba(e));var i=r.first+r.size,_=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<_&&_-n.viewFrom<20&&(_=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),$t&&(_=Zn(e.doc,_),N=Kr(e.doc,N));var H=_!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,_,N),n.viewOffset=xr(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=mo(e);if(!H&&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),f(n.cursorDiv),f(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,H&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,di(e,400)),n.updateLineNumbers=null,!0}function wo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==nn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(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),On(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 Aa(e,t){var n=new Hi(e,t);if(Ca(e,n)){ji(e),wo(e,n);var r=li(e);ai(e),On(e,r),La(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,_=r.lineDiv,N=_.firstChild;function H(Re){var Fe=Re.nextSibling;return k&&s&&e.display.currentWheelTarget==Re?Re.style.display="none":Re.parentNode.removeChild(Re),Fe}for(var V=r.view,Y=r.viewFrom,ae=0;ae<V.length;ae++){var ue=V[ae];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=_){var Te=Fs(e,ue,Y,n);_.insertBefore(Te,N)}else{for(;N!=ue.node;)N=H(N);var be=i&&t!=null&&t<=Y&&ue.lineNumber;ue.changes&&(ee(ue.changes,"gutter")>-1&&(be=!1),Ya(e,ue,Y,n)),be&&(f(ue.lineNumber),ue.lineNumber.appendChild(document.createTextNode(pn(e.options,Y)))),N=ue.node.nextSibling}Y+=ue.size}for(;N;)N=H(N)}function Da(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+Dr(e)+"px"}function Co(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,_=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=_),n[N].gutterBackground&&(n[N].gutterBackground.style.left=_));var H=n[N].alignable;if(H)for(var V=0;V<H.length;V++)H[V].style.left=_}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Ao(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=pn(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")),_=i.firstChild.offsetWidth,N=i.offsetWidth-_;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(_,r.lineGutter.offsetWidth-N)+1,r.lineNumWidth=r.lineNumInnerWidth+N,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Da(e.display),!0}return!1}function Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var _=e[i],N=null;if(typeof _!="string"&&(N=_.style,_=_.className),_=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:_,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Do(e){var t=e.gutters,n=e.gutterSpecs;f(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],_=i.className,N=i.style,H=t.appendChild(o("div",null,"CodeMirror-gutter "+_));N&&(H.style.cssText=N),_=="CodeMirror-linenumbers"&&(e.lineGutter=H,H.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Da(e)}function ci(e){Do(e.display),tr(e),Co(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=y("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=y("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var _=y("div",[i.lineSpace],"CodeMirror-lines");i.mover=o("div",[_],null,"position: relative"),i.sizer=o("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=o("div",null,null,"position: absolute; height: "+oe+"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"),j&&F<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!k&&!(A&&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=Oa(r.gutters,r.lineNumbers),Do(i),n.init(i)}var Gi=0,dr=null;j?dr=-.53:A?dr=15:v?dr=-.7:D&&(dr=-1/3);function Lo(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=Lo(e);return t.x*=dr,t.y*=dr,t}function Oo(e,t){var n=Lo(t),r=n.x,i=n.y,_=e.display,N=_.scroller,H=N.scrollWidth>N.clientWidth,V=N.scrollHeight>N.clientHeight;if(!(r&&H||i&&V))return;if(i&&s&&k){e:for(var Y=t.target,ae=_.view;Y!=N;Y=Y.parentNode)for(var ue=0;ue<ae.length;ue++)if(ae[ue].node==Y){e.display.currentWheelTarget=Y;break e}}if(r&&!A&&!S&&dr!=null){i&&V&&si(e,Math.max(0,N.scrollTop+i*dr)),ln(e,Math.max(0,N.scrollLeft+r*dr)),(!i||i&&V)&&J(t),_.wheelStartX=null;return}if(i&&dr!=null){var Te=i*dr,be=e.doc.scrollTop,Re=be+_.wrapper.clientHeight;Te<0?be=Math.max(0,be+Te-50):Re=Math.min(e.doc.height,Re+Te+50),Aa(e,{top:be,bottom:Re})}Gi<20&&(_.wheelStartX==null?(_.wheelStartX=N.scrollLeft,_.wheelStartY=N.scrollTop,_.wheelDX=r,_.wheelDY=i,setTimeout(function(){if(_.wheelStartX==null)return;var Fe=N.scrollLeft-_.wheelStartX,ze=N.scrollTop-_.wheelStartY,Ye=ze&&_.wheelDY&&ze/_.wheelDY||Fe&&_.wheelDX&&Fe/_.wheelDX;if(_.wheelStartX=_.wheelStartY=null,!Ye)return;dr=(dr*Gi+Ye)/(Gi+1),++Gi},200)):(_.wheelDX+=r,_.wheelDY+=i))}var cr=function(e,t){this.ranges=e,this.primIndex=t};cr.prototype.primary=function(){return this.ranges[this.primIndex]},cr.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(!Gn(n.anchor,r.anchor)||!Gn(n.head,r.head))return!1}return!0},cr.prototype.deepCopy=function(){for(var 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t=="number"?_=nt(e,yn(e,t)):i=Tt(t),i==null?null:(r(_,i)&&e.cm&&Hr(e.cm,i,n),_)}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,it(i),Gt(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 _=Math.min(t,i-e),N=r.height;if(r.removeInner(e,_),this.height-=N-r.height,i==_&&(this.children.splice(n--,1),r.parent=null),(t-=_)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof pi))){var H=[];this.collapse(H),this.children=[new pi(H)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],_=i.chunkSize();if(e<=_){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var N=i.lines.length%25+25,H=N;H<i.lines.length;){var V=new pi(i.lines.slice(H,H+=25));i.height-=V.height,this.children.splice(++r,0,V),V.parent=this}i.lines=i.lines.slice(0,N),this.maybeSpill()}break}e-=_}},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],_=i.chunkSize();if(e<_){var N=Math.min(t,_-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=_}}};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 _=ni(this);Zt(n,Math.max(0,n.height-_)),e&&(or(e,function(){es(e,n,-_),Hr(e,r,"widget")}),Gt(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;Ar(this.doc,r)||Zt(r,r.height+i),n&&or(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),Gt(n,"lineWidgetChanged",n,e,Tt(r))})},fe(vi);function es(e,t,n){xr(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),_=e.cm;return _&&i.noHScroll&&(_.display.alignWidgets=!0),mi(e,t,"widget",function(N){var H=N.widgets||(N.widgets=[]);if(i.insertAt==null?H.push(i):H.splice(Math.min(H.length-1,Math.max(0,i.insertAt)),0,i),i.line=N,_&&!Ar(e,N)){var V=xr(N)<e.scrollTop;Zt(N,N.height+ni(i)),V&&wa(_,i.height),_.curOp.forceUpdate=!0}return!0}),_&&Gt(_,"lineWidgetAdded",_,i,typeof t=="number"?t:Tt(t)),i}var ts=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&dn(e),ce(this,"clear")){var n=this.find();n&&Gt(this,"clear",n.from,n.to)}for(var r=null,i=null,_=0;_<this.lines.length;++_){var N=this.lines[_],H=Er(N.markedSpans,this);e&&!this.collapsed?Hr(e,Tt(N),"text"):e&&(H.to!=null&&(i=Tt(N)),H.from!=null&&(r=Tt(N))),N.markedSpans=Qn(N.markedSpans,H),H.from==null&&this.collapsed&&!Ar(this.doc,N)&&e&&Zt(N,Cn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var Y=ur(this.lines[V]),ae=ei(Y);ae>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=ae,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&&Go(e.doc)),e&&Gt(e,"markerCleared",e,this,r,i),t&&cn(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var _=this.lines[i],N=Er(_.markedSpans,this);if(N.from!=null&&(n=je(t?_:Tt(_),N.from),e==-1))return n;if(N.to!=null&&(r=je(t?_:Tt(_),N.to),e==1))return r}return n&&{from:n,to:r}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;or(r,function(){var i=t.line,_=Tt(t.line),N=ha(r,_);if(N&&(io(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ar(n.doc,i)&&n.height!=null){var H=n.height;n.height=null;var V=ni(n)-H;V&&Zt(i,i.height+V)}Gt(r,"markerChanged",r,e)})},Yr.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)},Yr.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)}},fe(Yr);function In(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return jt(e.cm,In)(e,t,n,r,i);var _=new Yr(e,i),N=dt(t,n);if(r&&M(r,_,!1),N>0||N==0&&_.clearWhenEmpty!==!1)return _;if(_.replacedWith&&(_.collapsed=!0,_.widgetNode=y("span",[_.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||_.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(_.widgetNode.insertLeft=!0)),_.collapsed){if(Mi(e,t.line,t,n,_)||t.line!=n.line&&Mi(e,n.line,t,n,_))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}_.addToHistory&&Uo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var H=t.line,V=e.cm,Y;if(e.iter(H,n.line+1,function(ue){V&&_.collapsed&&!V.options.lineWrapping&&ur(ue)==V.display.maxLine&&(Y=!0),_.collapsed&&H!=t.line&&Zt(ue,0),sa(ue,new qr(_,H==t.line?t.ch:null,H==n.line?n.ch:null)),++H}),_.collapsed&&e.iter(t.line,n.line+1,function(ue){Ar(e,ue)&&Zt(ue,0)}),_.clearOnEnter&&Ae(_,"beforeCursorEnter",function(){return _.clear()}),_.readOnly&&(Wr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),_.collapsed&&(_.id=++ts,_.atomic=!0),V){if(Y&&(V.curOp.updateMaxLine=!0),_.collapsed)tr(V,t.line,n.line+1);else if(_.className||_.startStyle||_.endStyle||_.css||_.attributes||_.title)for(var ae=t.line;ae<=n.line;ae++)Hr(V,ae,"text");_.atomic&&Go(V.doc),Gt(V,"markerAdded",V,_)}return _}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();Gt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},fe(yi);function Tl(e,t,n,r,i){r=M(r),r.shared=!1;var _=[In(e,t,n,r,i)],N=_[0],H=r.widgetNode;return Xr(e,function(V){H&&(r.widgetNode=H.cloneNode(!0)),_.push(In(V,ft(V,t),ft(V,n),r,i));for(var Y=0;Y<V.linked.length;++Y)if(V.linked[Y].isParent)return;N=$(_)}),new yi(_,N)}function rs(e){return e.findMarks(je(e.first,0),e.clipPos(je(e.lastLine())),function(t){return t.parent})}function _l(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),_=e.clipPos(i.from),N=e.clipPos(i.to);if(dt(_,N)){var H=In(e,_,N,r.primary,r.primary.type);r.markers.push(H),H.parent=r}}}function Sl(e){for(var t=function(r){var i=e[r],_=[i.primary.doc];Xr(i.primary.doc,function(V){return _.push(V)});for(var N=0;N<i.markers.length;N++){var H=i.markers[N];ee(_,H.doc)==-1&&(H.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var wl=0,rr=function(e,t,n,r,i){if(!(this instanceof rr))return new rr(e,t,n,r,i);n==null&&(n=0),gi.call(this,[new pi([new rn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var _=je(n,0);this.sel=zr(_),this.history=new zi(null),this.id=++wl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Ma(this,{from:_,to:_,text:e}),Xt(this,zr(_),me)};rr.prototype=Se(gi.prototype,{constructor:rr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=mn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Wt(function(e){var t=je(this.first,0),n=this.first+this.size-1;Mn(this,{from:t,to:je(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),Xt(this,zr(t),me)}),replaceRange:function(e,t,n,r){t=ft(this,t),n=n?ft(this,n):t,kn(this,e,t,n,r)},getRange:function(e,t,n){var r=Pr(this,ft(this,e),ft(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Mr(this,e))return nt(this,e)},getLineNumber:function(e){return Tt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=nt(this,e)),ur(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ft(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Wt(function(e,t,n){Wo(this,ft(this,typeof e=="number"?je(e,t||0):e),null,n)}),setSelection:Wt(function(e,t,n){Wo(this,ft(this,e),ft(this,t||e),n)}),extendSelection:Wt(function(e,t,n){Xi(this,ft(this,e),t&&ft(this,t),n)}),extendSelections:Wt(function(e,t){jo(this,Ge(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=ie(this.sel.ranges,e);jo(this,Ge(this,n),t)}),setSelections:Wt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new St(ft(this,e[i].anchor),ft(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Xt(this,_r(this.cm,r,t),n)}),addSelection:Wt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new St(ft(this,e),ft(this,t||e))),Xt(this,_r(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Pr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Pr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Wt(function(e,t,n){for(var r=[],i=this.sel,_=0;_<i.ranges.length;_++){var N=i.ranges[_];r[_]={from:N.from(),to:N.to(),text:this.splitLines(e[_]),origin:n}}for(var H=t&&t!="end"&&fl(this,r,t),V=r.length-1;V>=0;V--)Mn(this,r[V]);H?Ko(this,H):this.cm&&Ln(this.cm)}),undo:Wt(function(){Ji(this,"undo")}),redo:Wt(function(){Ji(this,"redo")}),undoSelection:Wt(function(){Ji(this,"undo",!0)}),redoSelection:Wt(function(){Ji(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new zi(this.history.maxGeneration),Xr(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:Rn(this.history.done),undone:Rn(this.history.undone)}},setHistory:function(e){var t=this.history=new zi(this.history.maxGeneration);t.done=Rn(e.done.slice(0),null,!0),t.undone=Rn(e.undone.slice(0),null,!0)},setGutterMarker:Wt(function(e,t,n){return mi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return i[t]=n,!n&&Ie(i)&&(r.gutterMarkers=null),!0})}),clearGutter:Wt(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&mi(t,n,"gutter",function(){return n.gutterMarkers[e]=null,Ie(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Mr(this,e))return null;if(t=e,e=nt(this,e),!e)return null}else if(t=Tt(e),t==null)return 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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Ul.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),fs(e,i+" "+t,n,r))return!0}return fs(e,t,n,r)}function fs(e,t,n,r){var i=Fl(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&Gt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(J(n),Ta(e)),!!i}function hs(e,t){var n=us(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 Nl(e,t,n){return Ti(e,"'"+n+"'",t,function(r){return qi(e,r,!0)})}var ja=null;function ms(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=P(),Ne(t,e))return;j&&F<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var 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jl=400,Wa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Wa.prototype.compare=function(e,t,n){return this.time+jl>e&&dt(t,this.pos)==0&&n==this.button};var _i,Si;function Wl(e,t){var n=+new Date;return Si&&Si.compare(n,e,t)?(_i=Si=null,"triple"):_i&&_i.compare(n,e,t)?(Si=new Wa(n,e,t),_i=null,"double"):(_i=new Wa(n,e,t),Si=null,"single")}function vs(e){var t=this,n=t.display;if(Ne(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Nr(n,e)){k||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ka(t,e))return;var r=on(t,e),i=De(e),_=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Kl(t,i,r,_,e))return;i==1?r?Gl(t,r,_,e):pe(e)==n.scroller&&J(e):i==2?(r&&Xi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(C?t.display.input.onContextMenu(e):yo(t))}function Kl(e,t,n,r,i){var _="Click";return r=="double"?_="Double"+_:r=="triple"&&(_="Triple"+_),_=(t==1?"Left":t==2?"Middle":"Right")+_,Ti(e,ls(_,i),i,function(N){if(typeof N=="string"&&(N=xi[N]),!N)return!1;var H=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),H=N(e,n)!=xe}finally{e.state.suppressEdits=!1}return H})}function Hl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var _=l?n.shiftKey&&n.metaKey:n.altKey;i.unit=_?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=s?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(s?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){j?setTimeout(O(vo,e),0):e.curOp.focus=P();var i=Hl(e,n,r),_=e.doc.sel,N;e.options.dragDrop&&ke&&!e.isReadOnly()&&n=="single"&&(N=_.contains(t))>-1&&(dt((N=_.ranges[N]).from(),t)<0||t.xRel>0)&&(dt(N.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var i=e.display,_=!1,N=jt(e,function(Y){k&&(i.scroller.draggable=!1),e.state.draggingText=!1,Je(i.wrapper.ownerDocument,"mouseup",N),Je(i.wrapper.ownerDocument,"mousemove",H),Je(i.scroller,"dragstart",V),Je(i.scroller,"drop",N),_||(J(Y),r.addNew||Xi(e.doc,n,null,null,r.extend),k&&!D||j&&F==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),H=function(Y){_=_||Math.abs(t.clientX-Y.clientX)+Math.abs(t.clientY-Y.clientY)>=10},V=function(){return _=!0};k&&(i.scroller.draggable=!0),e.state.draggingText=N,N.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Ae(i.wrapper.ownerDocument,"mouseup",N),Ae(i.wrapper.ownerDocument,"mousemove",H),Ae(i.scroller,"dragstart",V),Ae(i.scroller,"drop",N),yo(e),setTimeout(function(){return i.input.focus()},20)}function ys(e,t,n){if(n=="char")return new St(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new St(je(t.line,0),ft(e.doc,je(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,_=e.doc;J(t);var N,H,V=_.sel,Y=V.ranges;if(r.addNew&&!r.extend?(H=_.sel.contains(n),H>-1?N=Y[H]:N=new St(n,n)):(N=_.sel.primary(),H=_.sel.primIndex),r.unit=="rectangle")r.addNew||(N=new St(n,n)),n=on(e,t,!0,!0),H=-1;else{var ae=ys(e,n,r.unit);r.extend?N=Ia(N,ae.anchor,ae.head,r.extend):N=ae}r.addNew?H==-1?(H=Y.length,Xt(_,_r(e,Y.concat([N]),H),{scroll:!1,origin:"*mouse"})):Y.length>1&&Y[H].empty()&&r.unit=="char"&&!r.extend?(Xt(_,_r(e,Y.slice(0,H).concat(Y.slice(H+1)),0),{scroll:!1,origin:"*mouse"}),V=_.sel):Fa(_,H,N,ge):(H=0,Xt(_,new cr([N],0),ge),V=_.sel);var ue=n;function Te($e){if(dt(ue,$e)==0)return;if(ue=$e,r.unit=="rectangle"){for(var tt=[],ut=e.options.tabSize,ot=K(nt(_,n.line).text,n.ch,ut),mt=K(nt(_,$e.line).text,$e.ch,ut),Dt=Math.min(ot,mt),Kt=Math.max(ot,mt),Ot=Math.min(n.line,$e.line),sr=Math.min(e.lastLine(),Math.max(n.line,$e.line));Ot<=sr;Ot++){var nr=nt(_,Ot).text,kt=se(nr,Dt,ut);Dt==Kt?tt.push(new St(je(Ot,kt),je(Ot,kt))):nr.length>kt&&tt.push(new St(je(Ot,kt),je(Ot,se(nr,Kt,ut))))}tt.length||tt.push(new St(n,n)),Xt(_,_r(e,V.ranges.slice(0,H).concat(tt),H),{origin:"*mouse",scroll:!1}),e.scrollIntoView($e)}else{var ir=N,zt=ys(e,$e,r.unit),Nt=ir.anchor,It;dt(zt.anchor,Nt)>0?(It=zt.head,Nt=Qr(ir.from(),zt.anchor)):(It=zt.anchor,Nt=vn(ir.to(),zt.head));var Pt=V.ranges.slice(0);Pt[H]=Xl(e,new St(ft(_,Nt),It)),Xt(_,_r(e,Pt,H),ge)}}var be=i.wrapper.getBoundingClientRect(),Re=0;function Fe($e){var tt=++Re,ut=on(e,$e,!0,r.unit=="rectangle");if(!ut)return;if(dt(ut,ue)!=0){e.curOp.focus=P(),Te(ut);var ot=Wi(i,_);(ut.line>=ot.to||ut.line<ot.from)&&setTimeout(jt(e,function(){Re==tt&&Fe($e)}),150)}else{var mt=$e.clientY<be.top?-20:$e.clientY>be.bottom?20:0;mt&&setTimeout(jt(e,function(){if(Re!=tt)return;i.scroller.scrollTop+=mt,Fe($e)}),50)}}function ze($e){e.state.selectingText=!1,Re=Infinity,$e&&(J($e),i.input.focus()),Je(i.wrapper.ownerDocument,"mousemove",Ye),Je(i.wrapper.ownerDocument,"mouseup",Ze),_.history.lastSelOrigin=null}var Ye=jt(e,function($e){$e.buttons===0||!De($e)?ze($e):Fe($e)}),Ze=jt(e,ze);e.state.selectingText=Ze,Ae(i.wrapper.ownerDocument,"mousemove",Ye),Ae(i.wrapper.ownerDocument,"mouseup",Ze)}function Xl(e,t){var n=t.anchor,r=t.head,i=nt(e.doc,n.line);if(dt(n,r)==0&&n.sticky==r.sticky)return t;var _=He(i);if(!_)return t;var N=Pe(_,n.ch,n.sticky),H=_[N];if(H.from!=n.ch&&H.to!=n.ch)return t;var V=N+(H.from==n.ch==(H.level!=1)?0:1);if(V==0||V==_.length)return t;var Y;if(r.line!=n.line)Y=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var ae=Pe(_,r.ch,r.sticky),ue=ae-N||(r.ch-n.ch)*(H.level==1?-1:1);ae==V-1||ae==V?Y=ue<0:Y=ue>0}var Te=_[V+(Y?-1:0)],be=Y==(Te.level==1),Re=be?Te.from:Te.to,Fe=be?"after":"before";return n.ch==Re&&n.sticky==Fe?t:new St(new je(n.line,Re,Fe),r)}function bs(e,t,n,r){var i,_;if(t.touches)i=t.touches[0].clientX,_=t.touches[0].clientY;else try{i=t.clientX,_=t.clientY}catch(Te){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&J(t);var N=e.display,H=N.lineDiv.getBoundingClientRect();if(_>H.bottom||!ce(e,n))return re(t);_-=H.top-N.viewOffset;for(var V=0;V<e.display.gutterSpecs.length;++V){var Y=N.gutters.childNodes[V];if(Y&&Y.getBoundingClientRect().right>=i){var ae=gr(e.doc,_),ue=e.display.gutterSpecs[V];return Oe(e,n,e,ae,ue.className,t),re(t)}}}function Ka(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Nr(e.display,t)||Yl(e,t))return;if(Ne(e,t,"contextmenu"))return;C||e.display.input.onContextMenu(t)}function Yl(e,t){return ce(e,"gutterContextMenu")?bs(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ii(e)}var Nn={toString:function(){return"CodeMirror.Init"}},Ts={},ea={};function $l(e){var t=e.optionHandlers;function n(r,i,_,N){e.defaults[r]=i,_&&(t[r]=N?function(H,V,Y){Y!=Nn&&_(H,V,Y)}:_)}e.defineOption=n,e.Init=Nn,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,Pa(r)},!0),n("indentUnit",2,Pa,!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 _=[],N=r.doc.first;r.doc.iter(function(V){for(var Y=0;;){var ae=V.text.indexOf(i,Y);if(ae==-1)break;Y=ae+i.length,_.push(je(N,ae))}N++});for(var H=_.length-1;H>=0;H--)kn(r.doc,i,_[H],je(_[H].line,_[H].ch+i.length))}),n("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(r,i,_){r.state.specialChars=new RegExp(i.source+(i.test(" ")?"":"| "),"g"),_!=Nn&&r.refresh()}),n("specialCharPlaceholder",At,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",!w),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){xs(r),ci(r)},!0),n("keyMap","default",function(r,i,_){var N=Zi(i),H=_!=Nn&&Zi(_);H&&H.detach&&H.detach(r,N),N.attach&&N.attach(r,H||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Ql,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Oa(i,r.options.lineNumbers),ci(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?Ea(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return 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H=0;H<Ha.length;++H)Ha[H](this);cn(this),k&&t.lineWrapping&&getComputedStyle(_.lineDiv).textRendering=="optimizelegibility"&&(_.lineDiv.style.textRendering="auto")}Lt.defaults=Ts,Lt.optionHandlers=ea;function Zl(e){var t=e.display;Ae(t.scroller,"mousedown",jt(e,vs)),j&&F<11?Ae(t.scroller,"dblclick",jt(e,function(V){if(Ne(e,V))return;var Y=on(e,V);if(!Y||Ka(e,V)||Nr(e.display,V))return;J(V);var ae=e.findWordAt(Y);Xi(e.doc,ae.anchor,ae.head)})):Ae(t.scroller,"dblclick",function(V){return Ne(e,V)||J(V)}),Ae(t.scroller,"contextmenu",function(V){return Es(e,V)}),Ae(t.input.getField(),"contextmenu",function(V){t.scroller.contains(V.target)||Es(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 _(V){if(V.touches.length!=1)return!1;var Y=V.touches[0];return Y.radiusX<=1&&Y.radiusY<=1}function N(V,Y){if(Y.left==null)return!0;var ae=Y.left-V.left,ue=Y.top-V.top;return ae*ae+ue*ue>20*20}Ae(t.scroller,"touchstart",function(V){if(!Ne(e,V)&&!_(V)&&!Ka(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)}}),Ae(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ae(t.scroller,"touchend",function(V){var Y=t.activeTouch;if(Y&&!Nr(t,V)&&Y.left!=null&&!Y.moved&&new Date-Y.start<300){var ae=e.coordsChar(t.activeTouch,"page"),ue;!Y.prev||N(Y,Y.prev)?ue=new St(ae,ae):!Y.prev.prev||N(Y,Y.prev.prev)?ue=e.findWordAt(ae):ue=new St(je(ae.line,0),ft(e.doc,je(ae.line+1,0))),e.setSelection(ue.anchor,ue.head),e.focus(),J(V)}i()}),Ae(t.scroller,"touchcancel",i),Ae(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),ln(e,t.scroller.scrollLeft,!0),Oe(e,"scroll",e))}),Ae(t.scroller,"mousewheel",function(V){return Oo(e,V)}),Ae(t.scroller,"DOMMouseScroll",function(V){return Oo(e,V)}),Ae(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(V){Ne(e,V)||le(V)},over:function(V){Ne(e,V)||(Dl(e,V),le(V))},start:function(V){return Al(e,V)},drop:jt(e,Cl),leave:function(V){Ne(e,V)||is(e)}};var H=t.input.getField();Ae(H,"keyup",function(V){return ps.call(e,V)}),Ae(H,"keydown",jt(e,ms)),Ae(H,"keypress",jt(e,gs)),Ae(H,"focus",function(V){return _a(e,V)}),Ae(H,"blur",function(V){return Dn(e,V)})}var Ha=[];Lt.defineInitHook=function(e){return Ha.push(e)};function wi(e,t,n,r){var i=e.doc,_;n==null&&(n="add"),n=="smart"&&(i.mode.indent?_=vr(e,t).state:n="prev");var N=e.options.tabSize,H=nt(i,t),V=K(H.text,null,N);H.stateAfter&&(H.stateAfter=null);var Y=H.text.match(/^\s*/)[0],ae;if(!r&&!/\S/.test(H.text))ae=0,n="not";else if(n=="smart"&&(ae=i.mode.indent(_,H.text.slice(Y.length),H.text),ae==xe||ae>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?ae=K(nt(i,t-1).text,null,N):ae=0:n=="add"?ae=V+e.options.indentUnit:n=="subtract"?ae=V-e.options.indentUnit:typeof n=="number"&&(ae=V+n),ae=Math.max(0,ae);var ue="",Te=0;if(e.options.indentWithTabs)for(var be=Math.floor(ae/N);be;--be)Te+=N,ue+=" ";if(Te<ae&&(ue+=he(ae-Te)),ue!=Y)return kn(i,ue,je(t,0),je(t,Y.length),"+input"),H.stateAfter=null,!0;for(var Re=0;Re<i.sel.ranges.length;Re++){var Fe=i.sel.ranges[Re];if(Fe.head.line==t&&Fe.head.ch<Y.length){var ze=je(t,Y.length);Fa(i,Re,new St(ze,ze));break}}}var Sr=null;function ta(e){Sr=e}function Ga(e,t,n,r,i){var _=e.doc;e.display.shift=!1,r||(r=_.sel);var N=+new Date-200,H=i=="paste"||e.state.pasteIncoming>N,V=ht(t),Y=null;if(H&&r.ranges.length>1)if(Sr&&Sr.text.join(`
`)==t){if(r.ranges.length%Sr.text.length==0){Y=[];for(var ae=0;ae<Sr.text.length;ae++)Y.push(_.splitLines(Sr.text[ae]))}}else V.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(Y=ie(V,function(Ye){return[Ye]}));for(var ue=e.curOp.updateInput,Te=r.ranges.length-1;Te>=0;Te--){var be=r.ranges[Te],Re=be.from(),Fe=be.to();be.empty()&&(n&&n>0?Re=je(Re.line,Re.ch-n):e.state.overwrite&&!H?Fe=je(Fe.line,Math.min(nt(_,Fe.line).text.length,Fe.ch+$(V).length)):H&&Sr&&Sr.lineWise&&Sr.text.join(`
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_.electricInput&&(_.electricInput.test(nt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=wi(e,i.head.line,"smart")));N&&Gt(e,"electricInput",e,i.head.line)}}function ws(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,_={anchor:je(i,0),head:je(i+1,0)};n.push(_),t.push(e.getRange(_.anchor,_.head))}return{text:t,ranges:n}}function Cs(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function As(){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 k?e.style.width="1000px":e.setAttribute("wrap","off"),g&&(e.style.border="1px solid black"),Cs(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 _=this.options,N=_[r];if(_[r]==i&&r!="mode")return;_[r]=i,t.hasOwnProperty(r)&&jt(this,t[r])(this,i,N),Oe(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,_=0;_<i.length;++_)if(i[_]==r||i[_].name==r)return i.splice(_,1),!0},addOverlay:Jt(function(r,i){var _=r.token?r:e.getMode(this.options,r);if(_.startState)throw new Error("Overlays may not be stateful.");Z(this.state.overlays,{mode:_,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,tr(this)}),removeOverlay:Jt(function(r){for(var i=this.state.overlays,_=0;_<i.length;++_){var N=i[_].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(_,1),this.state.modeGen++,tr(this);return}}}),indentLine:Jt(function(r,i,_){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Mr(this.doc,r)&&wi(this,r,i,_)}),indentSelection:Jt(function(r){for(var i=this.doc.sel.ranges,_=-1,N=0;N<i.length;N++){var H=i[N];if(H.empty())H.head.line>_&&(wi(this,H.head.line,r,!0),_=H.head.line,N==this.doc.sel.primIndex&&Ln(this));else{var V=H.from(),Y=H.to(),ae=Math.max(_,V.line);_=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var ue=ae;ue<_;++ue)wi(this,ue,r);var Te=this.doc.sel.ranges;V.ch==0&&i.length==Te.length&&Te[N].from().ch>0&&Fa(this.doc,N,new St(V,Te[N].to()),me)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,je(r),i,!0)},getTokenTypeAt:function(r){r=ft(this.doc,r);var i=Zr(this,nt(this.doc,r.line)),_=0,N=(i.length-1)/2,H=r.ch,V;if(H==0)V=i[2];else for(;;){var Y=_+N>>1;if((Y?i[Y*2-1]:0)>=H)N=Y;else if(i[Y*2+1]<H)_=Y+1;else{V=i[Y*2+2];break}}var ae=V?V.indexOf("overlay "):-1;return ae<0?V:ae==0?null:V.slice(0,ae-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var _=[];if(!n.hasOwnProperty(i))return _;var N=n[i],H=this.getModeAt(r);if(typeof H[i]=="string")N[H[i]]&&_.push(N[H[i]]);else if(H[i])for(var V=0;V<H[i].length;V++){var Y=N[H[i][V]];Y&&_.push(Y)}else H.helperType&&N[H.helperType]?_.push(N[H.helperType]):N[H.name]&&_.push(N[H.name]);for(var ae=0;ae<N._global.length;ae++){var ue=N._global[ae];ue.pred(H,this)&&ee(_,ue.val)==-1&&_.push(ue.val)}return _},getStateAfter:function(r,i){var _=this.doc;return r=yn(_,r==null?_.first+_.size-1:r),vr(this,r+1,i).state},cursorCoords:function(r,i){var _,N=this.doc.sel.primary();return r==null?_=N.head:typeof r=="object"?_=ft(this.doc,r):_=r?N.from():N.to(),Tr(this,_,i||"page")},charCoords:function(r,i){return pa(this,ft(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,gr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,_){var N=!1,H;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,N=!0),H=nt(this.doc,r)}else H=r;return Ui(this,H,{top:0,left:0},i||"page",_||N).top+(N?this.doc.height-xr(H):0)},defaultTextHeight:function(){return Cn(this.display)},defaultCharWidth:function(){return An(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,_,N,H){var V=this.display;r=Tr(this,ft(this.doc,r));var Y=r.bottom,ae=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),V.sizer.appendChild(i),N=="over")Y=r.top;else if(N=="above"||N=="near"){var ue=Math.max(V.wrapper.clientHeight,this.doc.height),Te=Math.max(V.sizer.clientWidth,V.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>ue)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ue&&(Y=r.bottom),ae+i.offsetWidth>Te&&(ae=Te-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",H=="right"?(ae=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(H=="left"?ae=0:H=="middle"&&(ae=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ae+"px"),_&&Js(this,{left:ae,top:Y,right:ae+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:Jt(ms),triggerOnKeyPress:Jt(gs),triggerOnKeyUp:ps,triggerOnMouseDown:Jt(vs),execCommand:function(r){if(xi.hasOwnProperty(r))return xi[r].call(null,this)},triggerElectric:Jt(function(r){Ss(this,r)}),findPosH:function(r,i,_,N){var H=1;i<0&&(H=-1,i=-i);for(var V=ft(this.doc,r),Y=0;Y<i&&!(V=za(this.doc,V,H,_,N),V.hitSide);++Y);return V},moveH:Jt(function(r,i){var _=this;this.extendSelectionsBy(function(N){return _.display.shift||_.doc.extend||N.empty()?za(_.doc,N.head,r,i,_.options.rtlMoveVisually):r<0?N.from():N.to()},de)}),deleteH:Jt(function(r,i){var _=this.doc.sel,N=this.doc;_.somethingSelected()?N.replaceSelection("",null,"+delete"):Un(this,function(H){var V=za(N,H.head,r,i,!1);return r<0?{from:V,to:H.head}:{from:H.head,to:V}})}),findPosV:function(r,i,_,N){var H=1,V=N;i<0&&(H=-1,i=-i);for(var Y=ft(this.doc,r),ae=0;ae<i;++ae){var ue=Tr(this,Y,"div");if(V==null?V=ue.left:ue.left=V,Y=Ds(this,ue,H,_),Y.hitSide)break}return Y},moveV:Jt(function(r,i){var _=this,N=this.doc,H=[],V=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(ae){if(V)return r<0?ae.from():ae.to();var ue=Tr(_,ae.head,"div");ae.goalColumn!=null&&(ue.left=ae.goalColumn),H.push(ue.left);var Te=Ds(_,ue,r,i);return i=="page"&&ae==N.sel.primary()&&wa(_,pa(_,Te,"div").top-ue.top),Te},de),H.length)for(var Y=0;Y<N.sel.ranges.length;Y++)N.sel.ranges[Y].goalColumn=H[Y]}),findWordAt:function(r){var i=this.doc,_=nt(i,r.line).text,N=r.ch,H=r.ch;if(_){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||H==_.length)&&N?--N:++H;for(var Y=_.charAt(N),ae=Le(Y,V)?function(ue){return Le(ue,V)}:/\s/.test(Y)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!Le(ue)};N>0&&ae(_.charAt(N-1));)--N;for(;H<_.length&&ae(_.charAt(H));)++H}return new St(je(r.line,N),je(r.line,H))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):c(this.display.cursorDiv,"CodeMirror-overwrite"),Oe(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==P()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Jt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Dr(this)-this.display.barHeight,width:r.scrollWidth-Dr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:nn(this)}},scrollIntoView:Jt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:je(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Qs(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Jt(function(r,i){var _=this,N=function(V){return typeof V=="number"||/^\d+$/.test(String(V))?V+"px":V};r!=null&&(this.display.wrapper.style.width=N(r)),i!=null&&(this.display.wrapper.style.height=N(i)),this.options.lineWrapping&&ao(this);var H=this.display.viewFrom;this.doc.iter(H,this.display.viewTo,function(V){if(V.widgets){for(var Y=0;Y<V.widgets.length;Y++)if(V.widgets[Y].noHScroll){Hr(_,H,"widget");break}}++H}),this.curOp.forceUpdate=!0,Oe(this,"refresh",this)}),operation:function(r){return or(this,r)},startOperation:function(){return dn(this)},endOperation:function(){return cn(this)},refresh:Jt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ii(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),Da(this.display),(r==null||Math.abs(r-Cn(this.display))>.5||this.options.lineWrapping)&&xa(this),Oe(this,"refresh",this)}),swapDoc:Jt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),ko(this,r),ii(this),this.display.input.reset(),oi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Gt(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}},fe(e),e.registerHelper=function(r,i,_){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=_},e.registerGlobalHelper=function(r,i,_,N){e.registerHelper(r,i,N),n[r]._global.push({pred:_,val:N})}}function za(e,t,n,r,i){var _=t,N=n,H=nt(e,t.line),V=i&&e.direction=="rtl"?-n:n;function Y(){var Ze=t.line+V;return Ze<e.first||Ze>=e.first+e.size?!1:(t=new je(Ze,t.ch,t.sticky),H=nt(e,Ze))}function ae(Ze){var $e;if(r=="codepoint"){var tt=H.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(tt)?$e=null:$e=new je(t.line,Math.max(0,Math.min(H.text.length,t.ch+n*(tt>=55296&&tt<56320?2:1))),-n)}else i?$e=kl(e.cm,H,t,n):$e=Na(H,t,n);if($e==null)if(!Ze&&Y())t=Ba(i,e.cm,H,t.line,V);else return!1;else t=$e;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!0);else if(r=="word"||r=="group")for(var ue=null,Te=r=="group",be=e.cm&&e.cm.getHelper(t,"wordChars"),Re=!0;!(n<0&&!ae(!Re));Re=!1){var Fe=H.text.charAt(t.ch)||`
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`?"n":!Te||/\s/.test(Fe)?null:"p";if(Te&&!Re&&!ze&&(ze="s"),ue&&ue!=ze){n<0&&(n=1,ae(),t.sticky="after");break}if(ze&&(ue=ze),n>0&&!ae(!Re))break}var Ye=$i(e,t,_,N,!0);return Gn(_,Ye)&&(Ye.hitSide=!0),Ye}function Ds(e,t,n,r){var i=e.doc,_=t.left,N;if(r=="page"){var H=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(H-.5*Cn(e.display),3);N=(n>0?t.bottom:t.top)+n*V}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var Y;!(Y=va(e,_,N),!Y.outside);){if(n<0?N<=0:N>=i.height){Y.hitSide=!0;break}N+=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;Cs(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function _(H){for(var V=H.target;V;V=V.parentNode){if(V==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(V.className))break}return!1}Ae(i,"paste",function(H){if(!_(H)||Ne(r,H)||_s(H,r))return;F<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),Ae(i,"compositionstart",function(H){t.composing={data:H.data,done:!1}}),Ae(i,"compositionupdate",function(H){t.composing||(t.composing={data:H.data,done:!1})}),Ae(i,"compositionend",function(H){t.composing&&(H.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ae(i,"touchstart",function(){return n.forceCompositionEnd()}),Ae(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(H){if(!_(H)||Ne(r,H))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),H.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=ws(r);ta({lineWise:!0,text:V.text}),H.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,me),r.replaceSelection("",null,"cut")})}else return;if(H.clipboardData){H.clipboardData.clearData();var Y=Sr.text.join(`
`);if(H.clipboardData.setData("Text",Y),H.clipboardData.getData("Text")==Y){H.preventDefault();return}}var ae=As(),ue=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),ue.value=Sr.text.join(`
`);var Te=document.activeElement;W(ue),setTimeout(function(){r.display.lineSpace.removeChild(ae),Te.focus(),Te==i&&n.showPrimarySelection()},50)}Ae(i,"copy",N),Ae(i,"cut",N)},Ct.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ct.prototype.prepareSelection=function(){var e=po(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 _=ra(t,e.anchorNode,e.anchorOffset),N=ra(t,e.focusNode,e.focusOffset);if(_&&!_.bad&&N&&!N.bad&&dt(Qr(_,N),r)==0&&dt(vn(_,N),i)==0)return;var H=t.display.view,V=r.line>=t.display.viewFrom&&Ls(t,r)||{node:H[0].measure.map[2],offset:0},Y=i.line<t.display.viewTo&&Ls(t,i);if(!Y){var ae=H[H.length-1].measure,ue=ae.maps?ae.maps[ae.maps.length-1]:ae.map;Y={node:ue[ue.length-1],offset:ue[ue.length-2]-ue[ue.length-3]}}if(!V||!Y){e.removeAllRanges();return}var Te=e.rangeCount&&e.getRangeAt(0),be;try{be=m(V.node,V.offset,Y.offset,Y.node)}catch(Re){}be&&(!A&&t.state.focused?(e.collapse(V.node,V.offset),be.collapsed||(e.removeAllRanges(),e.addRange(be))):(e.removeAllRanges(),e.addRange(be)),Te&&e.anchorNode==null?e.addRange(Te):A&&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){d(this.cm.display.cursorDiv,e.cursors),d(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 x(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():or(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(u&&v&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=ra(t,e.anchorNode,e.anchorOffset),r=ra(t,e.focusNode,e.focusOffset);n&&r&&or(t,function(){Xt(t.doc,zr(n,r),me),(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=je(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=je(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var _,N,H;r.line==t.viewFrom||(_=sn(e,r.line))==0?(N=Tt(t.view[0].line),H=t.view[0].node):(N=Tt(t.view[_].line),H=t.view[_-1].node.nextSibling);var V=sn(e,i.line),Y,ae;if(V==t.view.length-1?(Y=t.viewTo-1,ae=t.lineDiv.lastChild):(Y=Tt(t.view[V+1].line)-1,ae=t.view[V+1].node.previousSibling),!H)return!1;for(var ue=e.doc.splitLines(tu(e,H,ae,N,Y)),Te=Pr(e.doc,je(N,0),je(Y,nt(e.doc,Y).text.length));ue.length>1&&Te.length>1;)if($(ue)==$(Te))ue.pop(),Te.pop(),Y--;else if(ue[0]==Te[0])ue.shift(),Te.shift(),N++;else break;for(var be=0,Re=0,Fe=ue[0],ze=Te[0],Ye=Math.min(Fe.length,ze.length);be<Ye&&Fe.charCodeAt(be)==ze.charCodeAt(be);)++be;for(var Ze=$(ue),$e=$(Te),tt=Math.min(Ze.length-(ue.length==1?be:0),$e.length-(Te.length==1?be:0));Re<tt&&Ze.charCodeAt(Ze.length-Re-1)==$e.charCodeAt($e.length-Re-1);)++Re;if(ue.length==1&&Te.length==1&&N==r.line)for(;be&&be>r.ch&&Ze.charCodeAt(Ze.length-Re-1)==$e.charCodeAt($e.length-Re-1);)be--,Re++;ue[ue.length-1]=Ze.slice(0,Ze.length-Re).replace(/^\u200b+/,""),ue[0]=ue[0].slice(be).replace(/\u200b+$/,"");var ut=je(N,be),ot=je(Y,Te.length?$(Te).length-Re:0);if(ue.length>1||ue[0]||dt(ut,ot))return kn(e.doc,ue,ut,ot,"+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())&&or(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()||jt(this.cm,Ga)(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 Ls(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=nt(e.doc,t.line),i=eo(n,r,t.line),_=He(r,e.doc.direction),N="left";if(_){var H=Pe(_,t.ch);N=H%2?"right":"left"}var V=no(i.map,t.ch,N);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 Bn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var _="",N=!1,H=e.doc.lineSeparator(),V=!1;function Y(be){return function(Re){return Re.id==be}}function ae(){N&&(_+=H,V&&(_+=H),N=V=!1)}function ue(be){be&&(ae(),_+=be)}function Te(be){if(be.nodeType==1){var Re=be.getAttribute("cm-text");if(Re){ue(Re);return}var Fe=be.getAttribute("cm-marker"),ze;if(Fe){var Ye=e.findMarks(je(r,0),je(i+1,0),Y(+Fe));Ye.length&&(ze=Ye[0].find(0))&&ue(Pr(e.doc,ze.from,ze.to).join(H));return}if(be.getAttribute("contenteditable")=="false")return;var Ze=/^(pre|div|p|li|table|br)$/i.test(be.nodeName);if(!/^br$/i.test(be.nodeName)&&be.textContent.length==0)return;Ze&&ae();for(var $e=0;$e<be.childNodes.length;$e++)Te(be.childNodes[$e]);/^(pre|p)$/i.test(be.nodeName)&&(V=!0),Ze&&(N=!0)}else be.nodeType==3&&ue(be.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(Te(t),t==n);)t=t.nextSibling,V=!1;return _}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return Bn(e.clipPos(je(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var _=e.display.view[i];if(_.node==r)return ru(_,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!x(r,t))return Bn(je(Tt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var _=e.rest?$(e.rest):e.line;return Bn(je(Tt(_),_.text.length),i)}var N=t.nodeType==3?t:null,H=t;for(!N&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(N=t.firstChild,n&&(n=N.nodeValue.length));H.parentNode!=r;)H=H.parentNode;var V=e.measure,Y=V.maps;function ae(ze,Ye,Ze){for(var $e=-1;$e<(Y?Y.length:0);$e++)for(var tt=$e<0?V.map:Y[$e],ut=0;ut<tt.length;ut+=3){var ot=tt[ut+2];if(ot==ze||ot==Ye){var mt=Tt($e<0?e.line:e.rest[$e]),Dt=tt[ut]+Ze;return(Ze<0||ot!=ze)&&(Dt=tt[ut+(Ze?1:0)]),je(mt,Dt)}}}var ue=ae(N,H,n);if(ue)return Bn(ue,i);for(var Te=H.nextSibling,be=N?N.nodeValue.length-n:0;Te;Te=Te.nextSibling){if(ue=ae(Te,Te.firstChild,0),ue)return Bn(je(ue.line,ue.ch-be),i);be+=Te.textContent.length}for(var Re=H.previousSibling,Fe=n;Re;Re=Re.previousSibling){if(ue=ae(Re,Re.firstChild,-1),ue)return Bn(je(ue.line,ue.ch+Fe),i);Fe+=Re.textContent.length}}var Mt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new X,this.hasSelection=!1,this.composing=null};Mt.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),g&&(i.style.width="0px"),Ae(i,"input",function(){j&&F>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Ae(i,"paste",function(N){if(Ne(r,N)||_s(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function _(N){if(Ne(r,N))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var H=ws(r);ta({lineWise:!0,text:H.text}),N.type=="cut"?r.setSelections(H.ranges,null,me):(n.prevInput="",i.value=H.text.join(`
`),W(i))}else return;N.type=="cut"&&(r.state.cutIncoming=+new Date)}Ae(i,"cut",_),Ae(i,"copy",_),Ae(e.scroller,"paste",function(N){if(Nr(e,N)||Ne(r,N))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var H=new Event("paste");H.clipboardData=N.clipboardData,i.dispatchEvent(H)}),Ae(e.lineSpace,"selectstart",function(N){Nr(e,N)||J(N)}),Ae(i,"compositionstart",function(){var N=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:N,range:r.markText(N,r.getCursor("to"),{className:"CodeMirror-composing"})}}),Ae(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},Mt.prototype.createField=function(e){this.wrapper=As(),this.textarea=this.wrapper.firstChild},Mt.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},Mt.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=po(e);if(e.options.moveInputWithCursor){var i=Tr(e,n.sel.primary().head,"div"),_=t.wrapper.getBoundingClientRect(),N=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+N.top-_.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+N.left-_.left))}return r},Mt.prototype.showSelection=function(e){var t=this.cm,n=t.display;d(n.cursorDiv,e.cursors),d(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Mt.prototype.reset=function(e){if(this.contextMenuPending||this.composing)return;var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&W(this.textarea),j&&F>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",j&&F>=9&&(this.hasSelection=null))},Mt.prototype.getField=function(){return this.textarea},Mt.prototype.supportsTouch=function(){return!1},Mt.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!a||P()!=this.textarea))try{this.textarea.focus()}catch(e){}},Mt.prototype.blur=function(){this.textarea.blur()},Mt.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Mt.prototype.receivedFocus=function(){this.slowPoll()},Mt.prototype.slowPoll=function(){var e=this;if(this.pollingFast)return;this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},Mt.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0;function n(){var r=t.poll();!r&&!e?(e=!0,t.polling.set(60,n)):(t.pollingFast=!1,t.slowPoll())}t.polling.set(20,n)},Mt.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||st(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(j&&F>=9&&this.hasSelection===i||s&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var _=i.charCodeAt(0);if(_==8203&&!r&&(r="\u200B"),_==8666)return this.reset(),this.cm.execCommand("undo")}for(var N=0,H=Math.min(r.length,i.length);N<H&&r.charCodeAt(N)==i.charCodeAt(N);)++N;return or(t,function(){Ga(t,i.slice(N),r.length-N,null,e.composing?"*compose":null),i.length>1e3||i.indexOf(`
`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Mt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Mt.prototype.onKeyPress=function(){j&&F>=9&&(this.hasSelection=null),this.fastPoll()},Mt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var _=on(n,e),N=r.scroller.scrollTop;if(!_||S)return;var H=n.options.resetSelectionOnContextMenu;H&&n.doc.sel.contains(_)==-1&&jt(n,Xt)(n.doc,zr(_),me);var V=i.style.cssText,Y=t.wrapper.style.cssText,ae=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
top: `+(e.clientY-ae.top-5)+"px; left: "+(e.clientX-ae.left-5)+`px;
z-index: 1000; background: `+(j?"rgba(255, 255, 255, .05)":"transparent")+`;
outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var ue;k&&(ue=window.scrollY),r.input.focus(),k&&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 Te(){if(i.selectionStart!=null){var Fe=n.somethingSelected(),ze="\u200B"+(Fe?i.value:"");i.value="\u21DA",i.value=ze,t.prevInput=Fe?"":"\u200B",i.selectionStart=1,i.selectionEnd=ze.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,j&&F<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=N),i.selectionStart!=null){(!j||j&&F<9)&&Te();var Fe=0,ze=function(){r.selForContextMenu==n.doc.sel&&i.selectionStart==0&&i.selectionEnd>0&&t.prevInput=="\u200B"?jt(n,Xo)(n):Fe++<10?r.detectingSelectAll=setTimeout(ze,500):(r.selForContextMenu=null,r.input.reset())};r.detectingSelectAll=setTimeout(ze,200)}}if(j&&F>=9&&Te(),C){le(e);var Re=function(){Je(window,"mouseup",Re),setTimeout(be,20)};Ae(window,"mouseup",Re)}else setTimeout(be,50)},Mt.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled=e=="nocursor",this.textarea.readOnly=!!e},Mt.prototype.setUneditable=function(){},Mt.prototype.needsContentAttribute=!1;function nu(e,t){if(t=t?M(t):{},t.value=e.value,!t.tabindex&&e.tabIndex&&(t.tabindex=e.tabIndex),!t.placeholder&&e.placeholder&&(t.placeholder=e.placeholder),t.autofocus==null){var n=P();t.autofocus=n==e||e.getAttribute("autofocus")!=null&&n==document.body}function r(){e.value=H.getValue()}var i;if(e.form&&(Ae(e.form,"submit",r),!t.leaveSubmitMethodAlone)){var _=e.form;i=_.submit;try{var 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Estimated load time for current fragment: `+x.toFixed(3)+` s
Estimated load time for the next fragment: `+B.toFixed(3)+` s
Time to underbuffer: `+U.toFixed(3)+" s"),s.nextLoadLevel=W,this.bwEstimator.sample(b,h.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),s.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:a,stats:h})},E.onFragLoaded=function(u,a){var s=a.frag,l=a.part;if(s.type===k.PlaylistLevelType.MAIN&&Object(z.isFiniteNumber)(s.sn)){var w=l?l.stats:s.stats,p=l?l.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var h=this.hls.levels[s.level],C=(h.loaded?h.loaded.bytes:0)+w.loaded,b=(h.loaded?h.loaded.duration:0)+p;h.loaded={bytes:C,duration:b},h.realBitrate=Math.round(8*C/b)}if(s.bitrateTest){var c={stats:w,frag:s,part:l,id:s.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,c),s.bitrateTest=!1}}},E.onFragBuffered=function(u,a){var s=a.frag,l=a.part,w=l?l.stats:s.stats;if(w.aborted)return;if(s.type!==k.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var p=w.parsing.end-w.loading.start;this.bwEstimator.sample(p,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=p/1e3:this.bitrateTestDelay=0},E.onError=function(u,a){switch(a.details){case F.ErrorDetails.FRAG_LOAD_ERROR:case F.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},E.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},E.getNextABRAutoLevel=function(){var u=this.fragCurrent,a=this.partCurrent,s=this.hls,l=s.maxAutoLevel,w=s.config,p=s.minAutoLevel,h=s.media,C=a?a.duration:u?u.duration:0,b=h?h.currentTime:0,c=h&&h.playbackRate!==0?Math.abs(h.playbackRate):1,f=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,d=(j.BufferHelper.bufferInfo(h,b,w.maxBufferHole).end-b)/c,o=this.findBestLevel(f,p,l,d,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(o>=0)return o;L.logger.trace((d?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var y=C?Math.min(C,w.maxStarvationDelay):w.maxStarvationDelay,m=w.abrBandWidthFactor,x=w.abrBandWidthUpFactor;if(!d){var P=this.bitrateTestDelay;if(P){var U=C?Math.min(C,w.maxLoadingDelay):w.maxLoadingDelay;y=U-P,L.logger.trace("bitrate test took "+Math.round(1e3*P)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*y)+" ms"),m=x=1}}return o=this.findBestLevel(f,p,l,d+y,m,x),Math.max(o,0)},E.findBestLevel=function(u,a,s,l,w,p){for(var h,C=this.fragCurrent,b=this.partCurrent,c=this.lastLoadedFragLevel,f=this.hls.levels,d=f[c],o=!!(d!=null&&(h=d.details)!==null&&h!==void 0&&h.live),y=d==null?void 0:d.codecSet,m=b?b.duration:C?C.duration:0,x=s;x>=a;x--){var P=f[x];if(!P||y&&P.codecSet!==y)continue;var U=P.details,B=(b?U==null?void 0:U.partTarget:U==null?void 0:U.averagetargetduration)||m,W=void 0;x<=c?W=w*u:W=p*u;var O=f[x].maxBitrate,M=O*B/W;if(L.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+x+"/"+Math.round(W)+"/"+O+"/"+B+"/"+l+"/"+M),W>O&&(!M||o&&!this.bitrateTestDelay||M<l))return x}return-1},S(T,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,a=this.bwEstimator;if(u!==-1&&(!a||!a.canEstimate()))return u;var s=this.getNextABRAutoLevel();return u!==-1&&(s=Math.min(u,s)),s},set:function(u){this._nextAutoLevel=u}}]),T}();G.default=D},"./src/controller/audio-stream-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/polyfills/number.ts"),I=A("./src/controller/base-stream-controller.ts"),R=A("./src/events.ts"),j=A("./src/utils/buffer-helper.ts"),F=A("./src/controller/fragment-tracker.ts"),k=A("./src/types/level.ts"),L=A("./src/types/loader.ts"),v=A("./src/loader/fragment.ts"),S=A("./src/demux/chunk-cache.ts"),D=A("./src/demux/transmuxer-interface.ts"),T=A("./src/types/transmuxer.ts"),E=A("./src/controller/fragment-finders.ts"),g=A("./src/utils/discontinuities.ts"),u=A("./src/errors.ts"),a=A("./src/utils/logger.ts");function s(){return s=Object.assign||function(C){for(var b=1;b<arguments.length;b++){var c=arguments[b];for(var f in c)Object.prototype.hasOwnProperty.call(c,f)&&(C[f]=c[f])}return C},s.apply(this,arguments)}function l(C,b){C.prototype=Object.create(b.prototype),C.prototype.constructor=C,w(C,b)}function w(C,b){return w=Object.setPrototypeOf||function(f,d){return f.__proto__=d,f},w(C,b)}var p=100,h=function(C){l(b,C);function b(f,d){var o;return o=C.call(this,f,d,"[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 c=b.prototype;return c.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},c._registerListeners=function(){var d=this.hls;d.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(R.Events.ERROR,this.onError,this),d.on(R.Events.BUFFER_RESET,this.onBufferReset,this),d.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),d.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c._unregisterListeners=function(){var d=this.hls;d.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(R.Events.ERROR,this.onError,this),d.off(R.Events.BUFFER_RESET,this.onBufferReset,this),d.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),d.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c.onInitPtsFound=function(d,o){var y=o.frag,m=o.id,x=o.initPTS;if(m==="main"){var P=y.cc;this.initPTS[y.cc]=x,this.log("InitPTS for cc: "+P+" found from main: "+x),this.videoTrackCC=P,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},c.startLoad=function(d){if(!this.levels){this.startPosition=d,this.state=I.State.STOPPED;return}var o=this.lastCurrentTime;this.stopLoad(),this.setInterval(p),this.fragLoadError=0,o>0&&d===-1?(this.log("Override startPosition with lastCurrentTime @"+o.toFixed(3)),this.state=I.State.IDLE):(this.loadedmetadata=!1,this.state=I.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=d,this.tick()},c.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var d,o=this.levels,y=this.trackId,m=o==null||((d=o[y])===null||d===void 0)?void 0:d.details;if(m){if(this.waitForCdnTuneIn(m))break;this.state=I.State.WAITING_INIT_PTS}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var x,P=performance.now(),U=this.retryDate;(!U||P>=U||(x=this.media)!==null&&x!==void 0&&x.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=I.State.IDLE);break}case I.State.WAITING_INIT_PTS:{var B=this.waitingData;if(B){var W=B.frag,O=B.part,M=B.cache,K=B.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var X=M.flush(),ee={frag:W,part:O,payload:X,networkDetails:null};this._handleFragmentLoadProgress(ee),K&&C.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 oe=this.getLoadPosition(),xe=j.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),me=Object(E.fragmentWithinToleranceTest)(xe.end,this.config.maxFragLookUpTolerance,W);me<0&&(a.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+xe.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},c.clearWaitingFragment=function(){var d=this.waitingData;d&&(this.fragmentTracker.removeFragment(d.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},c.onTickEnd=function(){var d=this.media;if(!d||!d.readyState)return;var o=this.mediaBuffer?this.mediaBuffer:d,y=o.buffered;!this.loadedmetadata&&y.length&&(this.loadedmetadata=!0),this.lastCurrentTime=d.currentTime},c.doTickIdle=function(){var d,o,y=this.hls,m=this.levels,x=this.media,P=this.trackId,U=y.config;if(!m||!m[P])return;if(!x&&(this.startFragRequested||!U.startFragPrefetch))return;var B=m[P],W=B.details;if(!W||W.live&&this.levelLastLoaded!==P||this.waitForCdnTuneIn(W)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,v.ElementaryStreamTypes.AUDIO,L.PlaylistLevelType.AUDIO));var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,L.PlaylistLevelType.AUDIO);if(O===null)return;var M=O.len,K=this.getMaxBufferLength(),X=this.audioSwitch;if(M>=K&&!X)return;if(!X&&this._streamEnded(O,W)){y.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var ee=W.fragments,oe=ee[0].start,xe=O.end;if(X){var me=this.getLoadPosition();xe=me,W.PTSKnown&&me<oe&&((O.end>oe||O.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),x.currentTime=oe+.05))}var ge=this.getNextFragment(xe,W);if(!ge){this.bufferFlushed=!0;return}((d=ge.decryptdata)===null||d===void 0?void 0:d.keyFormat)==="identity"&&!((o=ge.decryptdata)!==null&&o!==void 0&&o.key)?this.loadKey(ge,W):this.loadFragment(ge,W,xe)},c.getMaxBufferLength=function(){var d=C.prototype.getMaxBufferLength.call(this),o=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,L.PlaylistLevelType.MAIN);return o===null?d:Math.max(d,o.len)},c.onMediaDetaching=function(){this.videoBuffer=null,C.prototype.onMediaDetaching.call(this)},c.onAudioTracksUpdated=function(d,o){var y=o.audioTracks;this.resetTransmuxer(),this.levels=y.map(function(m){return new k.Level(m)})},c.onAudioTrackSwitching=function(d,o){var y=!!o.url;this.trackId=o.id;var m=this.fragCurrent;m!=null&&m.loader&&m.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),y?this.setInterval(p):this.resetTransmuxer(),y?(this.audioSwitch=!0,this.state=I.State.IDLE):this.state=I.State.STOPPED,this.tick()},c.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},c.onLevelLoaded=function(d,o){this.mainDetails=o.details},c.onAudioTrackLoaded=function(d,o){var y,m=this.levels,x=o.details,P=o.id;if(!m){this.warn("Audio tracks were reset while loading level "+P);return}this.log("Track "+P+" loaded ["+x.startSN+","+x.endSN+"],duration:"+x.totalduration);var U=m[P],B=0;if(x.live||(y=U.details)!==null&&y!==void 0&&y.live){var W=this.mainDetails;if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed||!W)return;!U.details&&x.hasProgramDateTime&&W.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(x,W),B=x.fragments[0].start):B=this.alignPlaylists(x,U.details)}U.details=x,this.levelLastLoaded=P,!this.startFragRequested&&(this.mainDetails||!x.live)&&this.setStartPosition(U.details,B),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(x)&&(this.state=I.State.IDLE),this.tick()},c._handleFragmentLoadProgress=function(d){var o,y=d.frag,m=d.part,x=d.payload,P=this.config,U=this.trackId,B=this.levels;if(!B){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+y.sn+" of level "+y.level+" will not be buffered");return}var W=B[U];console.assert(W,"Audio track is defined on fragment load progress");var O=W.details;console.assert(O,"Audio track details are defined on fragment load progress");var M=P.defaultAudioCodec||W.audioCodec||"mp4a.40.2",K=this.transmuxer;K||(K=this.transmuxer=new D.default(this.hls,L.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var X=this.initPTS[y.cc],ee=(o=y.initSegment)===null||o===void 0?void 0:o.data;if(X!==void 0){var oe=!1,xe=m?m.index:-1,me=xe!==-1,ge=new T.ChunkMetadata(y.level,y.sn,y.stats.chunkCount,x.byteLength,xe,me);K.push(x,ee,M,"",y,m,O.totalduration,oe,ge,X)}else{a.logger.log("Unknown video PTS for cc "+y.cc+", waiting for video PTS before demuxing audio frag "+y.sn+" of ["+O.startSN+" ,"+O.endSN+"],track "+U);var de=this.waitingData=this.waitingData||{frag:y,part:m,cache:new S.default,complete:!1},se=de.cache;se.push(new Uint8Array(x)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},c._handleFragmentLoadComplete=function(d){if(this.waitingData){this.waitingData.complete=!0;return}C.prototype._handleFragmentLoadComplete.call(this,d)},c.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},c.onBufferCreated=function(d,o){var y=o.tracks.audio;y&&(this.mediaBuffer=y.buffer),o.tracks.video&&(this.videoBuffer=o.tracks.video.buffer)},c.onFragBuffered=function(d,o){var y=o.frag,m=o.part;if(y.type!==L.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(y)){this.warn("Fragment "+y.sn+(m?" p: "+m.index:"")+" of level "+y.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}y.sn!=="initSegment"&&(this.fragPrevious=y,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(y,m)},c.onError=function(d,o){switch(o.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(L.PlaylistLevelType.AUDIO,o);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==I.State.ERROR&&this.state!==I.State.STOPPED&&(this.state=o.fatal?I.State.ERROR:I.State.IDLE,this.warn(o.details+" while loading frag, switching to "+this.state+" state"));break;case u.ErrorDetails.BUFFER_FULL_ERROR:if(o.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var y=!0,m=this.getFwdBufferInfo(this.mediaBuffer,L.PlaylistLevelType.AUDIO);m&&m.len>.5&&(y=!this.reduceMaxBufferLength(m.len)),y&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},c.onBufferFlushed=function(d,o){var y=o.type;y===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},c._handleTransmuxComplete=function(d){var o,y="audio",m=this.hls,x=d.remuxResult,P=d.chunkMeta,U=this.getCurrentContext(P);if(!U){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 B=U.frag,W=U.part,O=x.audio,M=x.text,K=x.id3,X=x.initSegment;if(this.fragContextChanged(B))return;if(this.state=I.State.PARSING,this.audioSwitch&&O&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,B,P),m.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:B,id:y,tracks:X.tracks})),O){var ee=O.startPTS,oe=O.endPTS,xe=O.startDTS,me=O.endDTS;W&&(W.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:oe,startDTS:xe,endDTS:me}),B.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,ee,oe,xe,me),this.bufferFragmentData(O,B,W,P)}if(K!=null&&(o=K.samples)!==null&&o!==void 0&&o.length){var ge=s({frag:B,id:y},K);m.trigger(R.Events.FRAG_PARSING_METADATA,ge)}if(M){var de=s({frag:B,id:y},M);m.trigger(R.Events.FRAG_PARSING_USERDATA,de)}},c._bufferInitSegment=function(d,o,y){if(this.state!==I.State.PARSING)return;d.video&&delete d.video;var m=d.audio;if(!m)return;m.levelCodec=m.codec,m.id="audio",this.log("Init audio buffer, container:"+m.container+", codecs[parsed]=["+m.codec+"]"),this.hls.trigger(R.Events.BUFFER_CODECS,d);var x=m.initSegment;if(x!=null&&x.byteLength){var P={type:"audio",frag:o,part:null,chunkMeta:y,parent:o.type,data:x};this.hls.trigger(R.Events.BUFFER_APPENDING,P)}this.tick()},c.loadFragment=function(d,o,y){var m=this.fragmentTracker.getState(d);this.fragCurrent=d,(this.audioSwitch||m===F.FragmentState.NOT_LOADED||m===F.FragmentState.PARTIAL)&&(d.sn==="initSegment"?this._loadInitSegment(d):o.live&&!Object(z.isFiniteNumber)(this.initPTS[d.cc])?(this.log("Waiting for video PTS in continuity counter "+d.cc+" of live stream before loading audio fragment "+d.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,C.prototype.loadFragment.call(this,d,o,y)))},c.completeAudioSwitch=function(){var d=this.hls,o=this.media,y=this.trackId;o&&(this.log("Switching audio track : flushing all audio"),C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,d.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:y})},b}(I.default);G.default=h},"./src/controller/audio-track-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/controller/base-playlist-controller.ts"),j=A("./src/types/loader.ts");function F(D,T){for(var E=0;E<T.length;E++){var g=T[E];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(D,g.key,g)}}function k(D,T,E){return T&&F(D.prototype,T),E&&F(D,E),D}function L(D,T){D.prototype=Object.create(T.prototype),D.prototype.constructor=D,v(D,T)}function v(D,T){return v=Object.setPrototypeOf||function(g,u){return g.__proto__=u,g},v(D,T)}var S=function(D){L(T,D);function T(g){var u;return u=D.call(this,g,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var E=T.prototype;return E.registerListeners=function(){var u=this.hls;u.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(z.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var u=this.hls;u.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(z.Events.ERROR,this.onError,this)},E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,D.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(u,a){this.tracks=a.audioTracks||[]},E.onAudioTrackLoaded=function(u,a){var s=a.id,l=a.details,w=this.tracksInGroup[s];if(!w){this.warn("Invalid audio track id "+s);return}var p=w.details;w.details=a.details,this.log("audioTrack "+s+" loaded ["+l.startSN+"-"+l.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,a,p))},E.onLevelLoading=function(u,a){this.switchLevel(a.level)},E.onLevelSwitching=function(u,a){this.switchLevel(a.level)},E.switchLevel=function(u){var a=this.hls.levels[u];if(!(a!=null&&a.audioGroupIds))return;var s=a.audioGroupIds[a.urlId];if(this.groupId!==s){this.groupId=s;var l=this.tracks.filter(function(p){return!s||p.groupId===s});this.selectDefaultTrack&&!l.some(function(p){return p.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var w={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},E.onError=function(u,a){if(D.prototype.onError.call(this,u,a),a.fatal||!a.context)return;a.context.type===j.PlaylistContextType.AUDIO_TRACK&&a.context.id===this.trackId&&a.context.groupId===this.groupId&&this.retryLoadingOrFail(a)},E.setAudioTrack=function(u){var a=this.tracksInGroup;if(u<0||u>=a.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=a[this.trackId];this.log("Now switching to audio-track index "+u);var l=a[u],w=l.id,p=l.groupId,h=p===void 0?"":p,C=l.name,b=l.type,c=l.url;if(this.trackId=u,this.trackName=C,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:h,name:C,type:b,url:c}),l.details&&!l.details.live)return;var f=this.switchParams(l.url,s==null?void 0:s.details);this.loadPlaylist(f)},E.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.length,"Initial audio track should be selected when tracks are known");var a=this.trackName,s=this.findTrackId(a)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},E.findTrackId=function(u){for(var a=this.tracksInGroup,s=0;s<a.length;s++){var l=a[s];if((!this.selectDefaultTrack||l.default)&&(!u||u===l.name))return l.id}return-1},E.loadPlaylist=function(u){var a=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(a)){var s=a.id,l=a.groupId,w=a.url;if(u)try{w=u.addDirectives(w)}catch(p){this.warn("Could not construct new URL with HLS Delivery Directives: "+p)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(z.Events.AUDIO_TRACK_LOADING,{url:w,id:s,groupId:l,deliveryDirectives:u||null})}},k(T,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),T}(R.default);G.default=S},"./src/controller/base-playlist-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return k});var z=A("./src/polyfills/number.ts"),I=A("./src/types/level.ts"),R=A("./src/controller/level-helper.ts"),j=A("./src/utils/logger.ts"),F=A("./src/errors.ts"),k=function(){function L(S,D){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=j.logger.log.bind(j.logger,D+":"),this.warn=j.logger.warn.bind(j.logger,D+":"),this.hls=S}var v=L.prototype;return v.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},v.onError=function(D,T){T.fatal&&T.type===F.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},v.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},v.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},v.stopLoad=function(){this.canLoad=!1,this.clearTimer()},v.switchParams=function(D,T){var E=T==null?void 0:T.renditionReports;if(E)for(var g=0;g<E.length;g++){var u=E[g],a=""+u.URI;if(a===D.substr(-a.length)){var s=parseInt(u["LAST-MSN"]),l=parseInt(u["LAST-PART"]);if(T&&this.hls.config.lowLatencyMode){var w=Math.min(T.age-T.partTarget,T.targetduration);l!==void 0&&w>T.partTarget&&(l+=1)}if(Object(z.isFiniteNumber)(s))return new I.HlsUrlParameters(s,Object(z.isFiniteNumber)(l)?l:void 0,I.HlsSkip.No)}}},v.loadPlaylist=function(D){},v.shouldLoadTrack=function(D){return this.canLoad&&D&&!!D.url&&(!D.details||D.details.live)},v.playlistLoaded=function(D,T,E){var g=this,u=T.details,a=T.stats,s=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(u.advancedDateTime=Date.now()-s,u.live||E!=null&&E.live){if(u.reloaded(E),E&&this.log("live playlist "+D+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),E&&u.fragments.length>0&&Object(R.mergeDetails)(E,u),!this.canLoad||!u.live)return;var l,w=void 0,p=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var h=this.hls.config.lowLatencyMode,C=u.lastPartSn,b=u.endSN,c=u.lastPartIndex,f=c!==-1,d=C===b,o=h?0:c;f?(w=d?b+1:C,p=d?o:c+1):w=b+1;var y=u.age,m=y+u.ageHeader,x=Math.min(m-u.partTarget,u.targetduration*1.5);if(x>0){if(E&&x>E.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+E.tuneInGoal+" to: "+x+" with playlist age: "+u.age),x=0;else{var P=Math.floor(x/u.targetduration);if(w+=P,p!==void 0){var U=Math.round(x%u.targetduration/u.partTarget);p+=U}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+y.toFixed(2)+"s goal: "+x+" skip sn "+P+" to part "+p)}u.tuneInGoal=x}if(l=this.getDeliveryDirectives(u,T.deliveryDirectives,w,p),h||!d){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(u,T.deliveryDirectives,w,p);var B=Object(R.computeReloadInterval)(u,a);w!==void 0&&u.canBlockReload&&(B-=u.partTarget||1),this.log("reload live playlist "+D+" in "+Math.round(B)+" ms"),this.timer=self.setTimeout(function(){return g.loadPlaylist(l)},B)}else this.clearTimer()},v.getDeliveryDirectives=function(D,T,E,g){var u=Object(I.getSkipValue)(D,E);return T!=null&&T.skip&&D.deltaUpdateFailed&&(E=T.msn,g=T.part,u=I.HlsSkip.No),new I.HlsUrlParameters(E,g,u)},v.retryLoadingOrFail=function(D){var T=this,E=this.hls.config,g=this.retryCount<E.levelLoadingMaxRetry;if(g){var u;if(this.retryCount++,D.details.indexOf("LoadTimeOut")>-1&&(u=D.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+D.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*E.levelLoadingRetryDelay,E.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return T.loadPlaylist()},a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+D.details+'"')}}else this.warn('cannot recover from error "'+D.details+'"'),this.clearTimer(),D.fatal=!0;return g},L}()},"./src/controller/base-stream-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"State",function(){return b}),A.d(G,"default",function(){return c});var z=A("./src/polyfills/number.ts"),I=A("./src/task-loop.ts"),R=A("./src/controller/fragment-tracker.ts"),j=A("./src/utils/buffer-helper.ts"),F=A("./src/utils/logger.ts"),k=A("./src/events.ts"),L=A("./src/errors.ts"),v=A("./src/types/transmuxer.ts"),S=A("./src/utils/mp4-tools.ts"),D=A("./src/utils/discontinuities.ts"),T=A("./src/controller/fragment-finders.ts"),E=A("./src/controller/level-helper.ts"),g=A("./src/loader/fragment-loader.ts"),u=A("./src/crypt/decrypter.ts"),a=A("./src/utils/time-ranges.ts"),s=A("./src/types/loader.ts");function l(f,d){for(var o=0;o<d.length;o++){var y=d[o];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(f,y.key,y)}}function w(f,d,o){return d&&l(f.prototype,d),o&&l(f,o),f}function p(f){if(f===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return f}function h(f,d){f.prototype=Object.create(d.prototype),f.prototype.constructor=f,C(f,d)}function C(f,d){return C=Object.setPrototypeOf||function(y,m){return y.__proto__=m,y},C(f,d)}var b={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"},c=function(f){h(d,f);function d(y,m,x){var P;return P=f.call(this)||this,P.hls=void 0,P.fragPrevious=null,P.fragCurrent=null,P.fragmentTracker=void 0,P.transmuxer=null,P._state=b.STOPPED,P.media=void 0,P.mediaBuffer=void 0,P.config=void 0,P.bitrateTest=!1,P.lastCurrentTime=0,P.nextLoadPosition=0,P.startPosition=0,P.loadedmetadata=!1,P.fragLoadError=0,P.retryDate=0,P.levels=null,P.fragmentLoader=void 0,P.levelLastLoaded=null,P.startFragRequested=!1,P.decrypter=void 0,P.initPTS=[],P.onvseeking=null,P.onvended=null,P.logPrefix="",P.log=void 0,P.warn=void 0,P.logPrefix=x,P.log=F.logger.log.bind(F.logger,x+":"),P.warn=F.logger.warn.bind(F.logger,x+":"),P.hls=y,P.fragmentLoader=new g.default(y.config),P.fragmentTracker=m,P.config=y.config,P.decrypter=new u.default(y,y.config),y.on(k.Events.KEY_LOADED,P.onKeyLoaded,p(P)),P}var o=d.prototype;return o.doTick=function(){this.onTickEnd()},o.onTickEnd=function(){},o.startLoad=function(m){},o.stopLoad=function(){this.fragmentLoader.abort();var m=this.fragCurrent;m&&this.fragmentTracker.removeFragment(m),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=b.STOPPED},o._streamEnded=function(m,x){var P=this.fragCurrent,U=this.fragmentTracker;if(!x.live&&P&&P.sn===x.endSN&&!m.nextStart){var B=U.getState(P);return B===R.FragmentState.PARTIAL||B===R.FragmentState.OK}return!1},o.onMediaAttached=function(m,x){var P=this.media=this.mediaBuffer=x.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),P.addEventListener("seeking",this.onvseeking),P.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===b.STOPPED&&this.startLoad(U.startPosition)},o.onMediaDetaching=function(){var m=this.media;m!=null&&m.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),m&&(m.removeEventListener("seeking",this.onvseeking),m.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 m=this.config,x=this.fragCurrent,P=this.media,U=this.mediaBuffer,B=this.state,W=P?P.currentTime:0,O=j.BufferHelper.bufferInfo(U||P,W,m.maxBufferHole);if(this.log("media seeking to "+(Object(z.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+B),B===b.ENDED)this.resetLoadingState();else if(x&&!O.len){var M=m.maxFragLookUpTolerance,K=x.start-M,X=x.start+x.duration+M,ee=W>X;(W<K||ee)&&(ee&&x.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),x.loader.abort()),this.resetLoadingState())}P&&(this.lastCurrentTime=W),!this.loadedmetadata&&!O.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},o.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},o.onKeyLoaded=function(m,x){if(this.state!==b.KEY_LOADING||x.frag!==this.fragCurrent||!this.levels)return;this.state=b.IDLE;var P=this.levels[x.frag.level].details;P&&this.loadFragment(x.frag,P,x.frag.start)},o.onHandlerDestroying=function(){this.stopLoad(),f.prototype.onHandlerDestroying.call(this)},o.onHandlerDestroyed=function(){this.state=b.STOPPED,this.hls.off(k.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,f.prototype.onHandlerDestroyed.call(this)},o.loadKey=function(m,x){this.log("Loading key for "+m.sn+" of ["+x.startSN+"-"+x.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level),this.state=b.KEY_LOADING,this.fragCurrent=m,this.hls.trigger(k.Events.KEY_LOADING,{frag:m})},o.loadFragment=function(m,x,P){this._loadFragForPlayback(m,x,P)},o._loadFragForPlayback=function(m,x,P){var U=this,B=function(O){if(U.fragContextChanged(m)){U.warn("Fragment "+m.sn+(O.part?" p: "+O.part.index:"")+" of level "+m.level+" was dropped during download."),U.fragmentTracker.removeFragment(m);return}m.stats.chunkCount++,U._handleFragmentLoadProgress(O)};this._doFragLoad(m,x,P,B).then(function(W){if(!W)return;U.fragLoadError=0;var O=U.state;if(U.fragContextChanged(m)){(O===b.FRAG_LOADING||O===b.BACKTRACKING||!U.fragCurrent&&O===b.PARSING)&&(U.fragmentTracker.removeFragment(m),U.state=b.IDLE);return}if("payload"in W&&(U.log("Loaded fragment "+m.sn+" of level "+m.level),U.hls.trigger(k.Events.FRAG_LOADED,W),U.state===b.BACKTRACKING)){U.fragmentTracker.backtrack(m,W),U.resetFragmentLoading(m);return}U._handleFragmentLoadComplete(W)}).catch(function(W){U.warn(W),U.resetFragmentLoading(m)})},o.flushMainBuffer=function(m,x,P){if(P===void 0&&(P=null),!(m-x))return;var U={startOffset:m,endOffset:x,type:P};this.fragLoadError=0,this.hls.trigger(k.Events.BUFFER_FLUSHING,U)},o._loadInitSegment=function(m){var x=this;this._doFragLoad(m).then(function(P){if(!P||x.fragContextChanged(m)||!x.levels)throw new Error("init load aborted");return P}).then(function(P){var U=x.hls,B=P.payload,W=m.decryptdata;if(B&&B.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var O=self.performance.now();return x.decrypter.webCryptoDecrypt(new Uint8Array(B),W.key.buffer,W.iv.buffer).then(function(M){var K=self.performance.now();return U.trigger(k.Events.FRAG_DECRYPTED,{frag:m,payload:M,stats:{tstart:O,tdecrypt:K}}),P.payload=M,P})}return P}).then(function(P){var U=x.fragCurrent,B=x.hls,W=x.levels;if(!W)throw new Error("init load aborted, missing levels");var O=W[m.level].details;console.assert(O,"Level details are defined when init segment is loaded");var M=m.stats;x.state=b.IDLE,x.fragLoadError=0,m.data=new Uint8Array(P.payload),M.parsing.start=M.buffering.start=self.performance.now(),M.parsing.end=M.buffering.end=self.performance.now(),P.frag===U&&B.trigger(k.Events.FRAG_BUFFERED,{stats:M,frag:U,part:null,id:m.type}),x.tick()}).catch(function(P){x.warn(P),x.resetFragmentLoading(m)})},o.fragContextChanged=function(m){var x=this.fragCurrent;return!m||!x||m.level!==x.level||m.sn!==x.sn||m.urlId!==x.urlId},o.fragBufferedComplete=function(m,x){var P=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+m.type+" sn: "+m.sn+(x?" part: "+x.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level+" "+a.default.toString(j.BufferHelper.getBuffered(P))),this.state=b.IDLE,this.tick()},o._handleFragmentLoadComplete=function(m){var x=this.transmuxer;if(!x)return;var P=m.frag,U=m.part,B=m.partsLoaded,W=!B||B.length===0||B.some(function(M){return!M}),O=new v.ChunkMetadata(P.level,P.sn,P.stats.chunkCount+1,0,U?U.index:-1,!W);x.flush(O)},o._handleFragmentLoadProgress=function(m){},o._doFragLoad=function(m,x,P,U){var B=this;if(P===void 0&&(P=null),!this.levels)throw new Error("frag load aborted, missing levels");if(P=Math.max(m.start,P||0),this.config.lowLatencyMode&&x){var W=x.partList;if(W&&U){P>m.end&&x.fragmentHint&&(m=x.fragmentHint);var O=this.getNextPart(W,m,P);if(O>-1){var M=W[O];return this.log("Loading part sn: "+m.sn+" p: "+M.index+" cc: "+m.cc+" of playlist ["+x.startSN+"-"+x.endSN+"] parts [0-"+O+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(P.toFixed(3))),this.nextLoadPosition=M.start+M.duration,this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,part:W[O],targetBufferTime:P}),this.doFragPartsLoad(m,W,O,U).catch(function(K){return B.handleFragLoadError(K)})}else if(!m.url||this.loadedEndOfParts(W,P))return Promise.resolve(null)}}return this.log("Loading fragment "+m.sn+" cc: "+m.cc+" "+(x?"of ["+x.startSN+"-"+x.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(P.toFixed(3))),Object(z.isFiniteNumber)(m.sn)&&!this.bitrateTest&&(this.nextLoadPosition=m.start+m.duration),this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,targetBufferTime:P}),this.fragmentLoader.load(m,U).catch(function(K){return B.handleFragLoadError(K)})},o.doFragPartsLoad=function(m,x,P,U){var B=this;return new Promise(function(W,O){var M=[],K=function X(ee){var oe=x[ee];B.fragmentLoader.loadPart(m,oe,U).then(function(xe){M[oe.index]=xe;var me=xe.part;B.hls.trigger(k.Events.FRAG_LOADED,xe);var ge=x[ee+1];if(ge&&ge.fragment===m)X(ee+1);else return W({frag:m,part:me,partsLoaded:M})}).catch(O)};K(P)})},o.handleFragLoadError=function(m){var x=m.data;return x&&x.details===L.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(x.frag,x.part):this.hls.trigger(k.Events.ERROR,x),null},o._handleTransmuxerFlush=function(m){var x=this.getCurrentContext(m);if(!x||this.state!==b.PARSING){this.fragCurrent||(this.state=b.IDLE);return}var P=x.frag,U=x.part,B=x.level,W=self.performance.now();P.stats.parsing.end=W,U&&(U.stats.parsing.end=W),this.updateLevelTiming(P,U,B,m.partial)},o.getCurrentContext=function(m){var x=this.levels,P=m.level,U=m.sn,B=m.part;if(!x||!x[P])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+P+". The current chunk will not be buffered."),null;var W=x[P],O=B>-1?Object(E.getPartWith)(W,U,B):null,M=O?O.fragment:Object(E.getFragmentWithSN)(W,U,this.fragCurrent);return M?{frag:M,part:O,level:W}:null},o.bufferFragmentData=function(m,x,P,U){if(!m||this.state!==b.PARSING)return;var B=m.data1,W=m.data2,O=B;if(B&&W&&(O=Object(S.appendUint8Array)(B,W)),!O||!O.length)return;var M={type:m.type,frag:x,part:P,chunkMeta:U,parent:x.type,data:O};this.hls.trigger(k.Events.BUFFER_APPENDING,M),m.dropped&&m.independent&&!P&&this.flushBufferGap(x)},o.flushBufferGap=function(m){var x=this.media;if(!x)return;if(!j.BufferHelper.isBuffered(x,x.currentTime)){this.flushMainBuffer(0,m.start);return}var P=x.currentTime,U=j.BufferHelper.bufferInfo(x,P,0),B=m.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,B*.25),O=Math.max(Math.min(m.start-W,U.end-W),P+W);m.start-O>W&&this.flushMainBuffer(O,m.start)},o.getFwdBufferInfo=function(m,x){var P=this.config,U=this.getLoadPosition();if(!Object(z.isFiniteNumber)(U))return null;var B=j.BufferHelper.bufferInfo(m,U,P.maxBufferHole);if(B.len===0&&B.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(U,x);if(W&&B.nextStart<W.end)return j.BufferHelper.bufferInfo(m,U,Math.max(B.nextStart,P.maxBufferHole))}return B},o.getMaxBufferLength=function(m){var x=this.config,P;return m?P=Math.max(8*x.maxBufferSize/m,x.maxBufferLength):P=x.maxBufferLength,Math.min(P,x.maxMaxBufferLength)},o.reduceMaxBufferLength=function(m){var x=this.config,P=m||x.maxBufferLength;return x.maxMaxBufferLength>=P?(x.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+x.maxMaxBufferLength+"s"),!0):!1},o.getNextFragment=function(m,x){var P,U,B=x.fragments,W=B.length;if(!W)return null;var O=this.config,M=B[0].start,K;if(x.live){var X=O.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!x.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(K=this.getInitialLiveFragment(x,B),this.startPosition=K?this.hls.liveSyncPosition||K.start:m)}else m<=M&&(K=B[0]);if(!K){var ee=O.lowLatencyMode?x.partEnd:x.fragmentEnd;K=this.getFragmentAtPosition(m,ee,x)}return(P=K)!==null&&P!==void 0&&P.initSegment&&!((U=K)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(K=K.initSegment),K},o.getNextPart=function(m,x,P){for(var U=-1,B=!1,W=!0,O=0,M=m.length;O<M;O++){var K=m[O];if(W=W&&!K.independent,U>-1&&P<K.start)break;var X=K.loaded;!X&&(B||K.independent||W)&&K.fragment===x&&(U=O),B=X}return U},o.loadedEndOfParts=function(m,x){var P=m[m.length-1];return P&&x>P.start&&P.loaded},o.getInitialLiveFragment=function(m,x){var P=this.fragPrevious,U=null;if(P){if(m.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+P.programDateTime),U=Object(T.findFragmentByPDT)(x,P.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var B=P.sn+1;if(B>=m.startSN&&B<=m.endSN){var W=x[B-m.startSN];P.cc===W.cc&&(U=W,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(T.findFragWithCC)(x,P.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var O=this.hls.liveSyncPosition;O!==null&&(U=this.getFragmentAtPosition(O,this.bitrateTest?m.fragmentEnd:m.edge,m))}return U},o.getFragmentAtPosition=function(m,x,P){var U=this.config,B=this.fragPrevious,W=P.fragments,O=P.endSN,M=P.fragmentHint,K=U.maxFragLookUpTolerance,X=!!(U.lowLatencyMode&&P.partList&&M);X&&M&&!this.bitrateTest&&(W=W.concat(M),O=M.sn);var ee;if(m<x){var oe=m>x-K?0:K;ee=Object(T.findFragmentByPTS)(B,W,m,oe)}else ee=W[W.length-1];if(ee){var xe=ee.sn-P.startSN,me=B&&ee.level===B.level,ge=W[xe+1],de=this.fragmentTracker.getState(ee);if(de===R.FragmentState.BACKTRACKED){ee=null;for(var se=xe;W[se]&&this.fragmentTracker.getState(W[se])===R.FragmentState.BACKTRACKED;)B?ee=W[se--]:ee=W[--se];ee||(ee=ge)}else B&&ee.sn===B.sn&&!X&&(me&&(ee.sn<O&&this.fragmentTracker.getState(ge)!==R.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+ge.sn),ee=ge):ee=null))}return ee},o.synchronizeToLiveEdge=function(m){var x=this.config,P=this.media;if(!P)return;var U=this.hls.liveSyncPosition,B=P.currentTime,W=m.fragments[0].start,O=m.edge,M=B>=W-x.maxFragLookUpTolerance&&B<=O;if(U!==null&&P.duration>U&&(B<U||!M)){var K=x.liveMaxLatencyDuration!==void 0?x.liveMaxLatencyDuration:x.liveMaxLatencyDurationCount*m.targetduration;(!M&&P.readyState<4||B<O-K)&&(this.loadedmetadata||(this.nextLoadPosition=U),P.readyState&&(this.warn("Playback: "+B.toFixed(3)+" is located too far from the end of live sliding playlist: "+O+", reset currentTime to : "+U.toFixed(3)),P.currentTime=U))}},o.alignPlaylists=function(m,x){var P=this.levels,U=this.levelLastLoaded,B=this.fragPrevious,W=U!==null?P[U]:null,O=m.fragments.length;if(!O)return this.warn("No fragments in live playlist"),0;var M=m.fragments[0].start,K=!x,X=m.alignedSliding&&Object(z.isFiniteNumber)(M);if(K||!X&&!M){Object(D.alignStream)(B,W,m);var ee=m.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(x?x.startSN:"na")+"->"+m.startSN+" prev-sn: "+(B?B.sn:"na")+" fragments: "+O),ee}return M},o.waitForCdnTuneIn=function(m){var x=3;return m.live&&m.canBlockReload&&m.tuneInGoal>Math.max(m.partHoldBack,m.partTarget*x)},o.setStartPosition=function(m,x){var P=this.startPosition;if(P<x&&(P=-1),P===-1||this.lastCurrentTime===-1){var U=m.startTimeOffset;Object(z.isFiniteNumber)(U)?(P=x+U,U<0&&(P+=m.totalduration),P=Math.min(Math.max(x,P),x+m.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+P),this.startPosition=P):m.live?P=this.hls.liveSyncPosition||x:this.startPosition=P=0,this.lastCurrentTime=P}this.nextLoadPosition=P},o.getLoadPosition=function(){var m=this.media,x=0;return this.loadedmetadata&&m?x=m.currentTime:this.nextLoadPosition&&(x=this.nextLoadPosition),x},o.handleFragLoadAborted=function(m,x){this.transmuxer&&m.sn!=="initSegment"&&m.stats.aborted&&(this.warn("Fragment "+m.sn+(x?" part"+x.index:"")+" of level "+m.level+" was aborted"),this.resetFragmentLoading(m))},o.resetFragmentLoading=function(m){(!this.fragCurrent||!this.fragContextChanged(m))&&(this.state=b.IDLE)},o.onFragmentOrKeyLoadError=function(m,x){if(x.fatal)return;var P=x.frag;if(!P||P.type!==m)return;var U=this.fragCurrent;console.assert(U&&P.sn===U.sn&&P.level===U.level&&P.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(P.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*B.fragLoadingRetryDelay,B.fragLoadingMaxRetryTimeout);this.warn("Fragment "+P.sn+" of "+m+" "+P.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=b.FRAG_LOADING_WAITING_RETRY}else x.levelRetry?(m===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=b.IDLE):(F.logger.error(x.details+" reaches max retry, redispatch as fatal ..."),x.fatal=!0,this.hls.stopLoad(),this.state=b.ERROR)},o.afterBufferFlushed=function(m,x,P){if(!m)return;var U=j.BufferHelper.getBuffered(m);this.fragmentTracker.detectEvictedFragments(x,U,P),this.state===b.ENDED&&this.resetLoadingState()},o.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=b.IDLE},o.resetLiveStartWhenNotLoaded=function(m){if(!this.loadedmetadata){this.startFragRequested=!1;var x=this.levels?this.levels[m].details:null;if(x!=null&&x.live)return this.startPosition=-1,this.setStartPosition(x,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},o.updateLevelTiming=function(m,x,P,U){var B=this,W=P.details;console.assert(!!W,"level.details must be defined");var O=Object.keys(m.elementaryStreams).reduce(function(M,K){var X=m.elementaryStreams[K];if(X){var ee=X.endPTS-X.startPTS;if(ee<=0)return B.warn("Could not parse fragment "+m.sn+" "+K+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),B.resetTransmuxer(),M||!1;var oe=U?0:Object(E.updateFragPTSDTS)(W,m,X.startPTS,X.endPTS,X.startDTS,X.endDTS);return B.hls.trigger(k.Events.LEVEL_PTS_UPDATED,{details:W,level:P,drift:oe,type:K,frag:m,start:X.startPTS,end:X.endPTS}),!0}return M},!1);O?(this.state=b.PARSED,this.hls.trigger(k.Events.FRAG_PARSED,{frag:m,part:x})):this.resetLoadingState()},o.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(d,[{key:"state",get:function(){return this._state},set:function(m){var x=this._state;x!==m&&(this._state=m,this.log(x+"->"+m))}}]),d}(I.default)},"./src/controller/buffer-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return T});var z=A("./src/polyfills/number.ts"),I=A("./src/events.ts"),R=A("./src/utils/logger.ts"),j=A("./src/errors.ts"),F=A("./src/utils/buffer-helper.ts"),k=A("./src/utils/mediasource-helper.ts"),L=A("./src/loader/fragment.ts"),v=A("./src/controller/buffer-operation-queue.ts"),S=Object(k.getMediaSource)(),D=/([ha]vc.)(?:\.[^.,]+)+/,T=function(){function E(u){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 s=a.hls,l=a.media,w=a.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),l&&(a.updateMediaElementDuration(),s.trigger(I.Events.MEDIA_ATTACHED,{media:l})),w&&w.removeEventListener("sourceopen",a._onMediaSourceOpen),a.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=u,this._initSourceBuffer(),this.registerListeners()}var g=E.prototype;return g.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},g.destroy=function(){this.unregisterListeners(),this.details=null},g.registerListeners=function(){var a=this.hls;a.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(I.Events.BUFFER_RESET,this.onBufferReset,this),a.on(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),a.on(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),a.on(I.Events.BUFFER_EOS,this.onBufferEos,this),a.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),a.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),a.on(I.Events.FRAG_PARSED,this.onFragParsed,this),a.on(I.Events.FRAG_CHANGED,this.onFragChanged,this)},g.unregisterListeners=function(){var a=this.hls;a.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(I.Events.BUFFER_RESET,this.onBufferReset,this),a.off(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),a.off(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),a.off(I.Events.BUFFER_EOS,this.onBufferEos,this),a.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),a.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),a.off(I.Events.FRAG_PARSED,this.onFragParsed,this),a.off(I.Events.FRAG_CHANGED,this.onFragChanged,this)},g._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new v.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},g.onManifestParsed=function(a,s){var l=2;(s.audio&&!s.video||!s.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},g.onMediaAttaching=function(a,s){var l=this.media=s.media;if(l&&S){var w=this.mediaSource=new S;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(w),this._objectUrl=l.src}},g.onMediaDetaching=function(){var a=this.media,s=this.mediaSource,l=this._objectUrl;if(s){if(R.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(w){R.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),a&&(l&&self.URL.revokeObjectURL(l),a.src===l?(a.removeAttribute("src"),a.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(I.Events.MEDIA_DETACHED,void 0)},g.onBufferReset=function(){var a=this;this.getSourceBufferTypes().forEach(function(s){var l=a.sourceBuffer[s];try{l&&(a.removeBufferListeners(s),a.mediaSource&&a.mediaSource.removeSourceBuffer(l),a.sourceBuffer[s]=void 0)}catch(w){R.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",w)}}),this._initSourceBuffer()},g.onBufferCodecs=function(a,s){var l=this,w=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(p){if(w){var h=l.tracks[p];if(h&&typeof h.buffer.changeType=="function"){var C=s[p],b=C.codec,c=C.levelCodec,f=C.container,d=(h.levelCodec||h.codec).replace(D,"$1"),o=(c||b).replace(D,"$1");if(d!==o){var y=f+";codecs="+(c||b);l.appendChangeType(p,y)}}}else l.pendingTracks[p]=s[p]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},g.appendChangeType=function(a,s){var l=this,w=this.operationQueue,p={execute:function(){var C=l.sourceBuffer[a];C&&(R.logger.log("[buffer-controller]: changing "+a+" sourceBuffer type to "+s),C.changeType(s)),w.shiftAndExecuteNext(a)},onStart:function(){},onComplete:function(){},onError:function(C){R.logger.warn("[buffer-controller]: Failed to change "+a+" SourceBuffer type",C)}};w.append(p,a)},g.onBufferAppending=function(a,s){var l=this,w=this.hls,p=this.operationQueue,h=this.tracks,C=s.data,b=s.type,c=s.frag,f=s.part,d=s.chunkMeta,o=d.buffering[b],y=self.performance.now();o.start=y;var m=c.stats.buffering,x=f?f.stats.buffering:null;m.start===0&&(m.start=y),x&&x.start===0&&(x.start=y);var P=h.audio,U=b==="audio"&&d.id===1&&(P==null?void 0:P.container)==="audio/mpeg",B={execute:function(){if(o.executeStart=self.performance.now(),U){var O=l.sourceBuffer[b];if(O){var M=c.start-O.timestampOffset;Math.abs(M)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+c.start+" (delta: "+M+") sn: "+c.sn+")"),O.timestampOffset=c.start)}}l.appendExecutor(C,b)},onStart:function(){},onComplete:function(){var O=self.performance.now();o.executeEnd=o.end=O,m.first===0&&(m.first=O),x&&x.first===0&&(x.first=O);var M=l.sourceBuffer,K={};for(var X in M)K[X]=F.BufferHelper.getBuffered(M[X]);l.appendError=0,l.hls.trigger(I.Events.BUFFER_APPENDED,{type:b,frag:c,part:f,chunkMeta:d,parent:c.type,timeRanges:K})},onError:function(O){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+b+" SourceBuffer",O);var M={type:j.ErrorTypes.MEDIA_ERROR,parent:c.type,details:j.ErrorDetails.BUFFER_APPEND_ERROR,err:O,fatal:!1};O.code===DOMException.QUOTA_EXCEEDED_ERR?M.details=j.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,M.details=j.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>w.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),M.fatal=!0)),w.trigger(I.Events.ERROR,M)}};p.append(B,b)},g.onBufferFlushing=function(a,s){var l=this,w=this.operationQueue,p=function(C){return{execute:l.removeExecutor.bind(l,C,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(I.Events.BUFFER_FLUSHED,{type:C})},onError:function(c){R.logger.warn("[buffer-controller]: Failed to remove from "+C+" SourceBuffer",c)}}};s.type?w.append(p(s.type),s.type):this.getSourceBufferTypes().forEach(function(h){w.append(p(h),h)})},g.onFragParsed=function(a,s){var l=this,w=s.frag,p=s.part,h=[],C=p?p.elementaryStreams:w.elementaryStreams;C[L.ElementaryStreamTypes.AUDIOVIDEO]?h.push("audiovideo"):(C[L.ElementaryStreamTypes.AUDIO]&&h.push("audio"),C[L.ElementaryStreamTypes.VIDEO]&&h.push("video"));var b=function(){var f=self.performance.now();w.stats.buffering.end=f,p&&(p.stats.buffering.end=f);var d=p?p.stats:w.stats;l.hls.trigger(I.Events.FRAG_BUFFERED,{frag:w,part:p,stats:d,id:w.type})};h.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(b,h)},g.onFragChanged=function(a,s){this.flushBackBuffer()},g.onBufferEos=function(a,s){var l=this,w=this.getSourceBufferTypes().reduce(function(p,h){var C=l.sourceBuffer[h];return(!s.type||s.type===h)&&(C&&!C.ended&&(C.ended=!0,R.logger.log("[buffer-controller]: "+h+" sourceBuffer now EOS"))),p&&!!(!C||C.ended)},!0);w&&this.blockBuffers(function(){var p=l.mediaSource;if(!p||p.readyState!=="open")return;p.endOfStream()})},g.onLevelUpdated=function(a,s){var l=s.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},g.flushBackBuffer=function(){var a=this.hls,s=this.details,l=this.media,w=this.sourceBuffer;if(!l||s===null)return;var p=this.getSourceBufferTypes();if(!p.length)return;var h=s.live&&a.config.liveBackBufferLength!==null?a.config.liveBackBufferLength:a.config.backBufferLength;if(!Object(z.isFiniteNumber)(h)||h<0)return;var C=l.currentTime,b=s.levelTargetDuration,c=Math.max(h,b),f=Math.floor(C/b)*b-c;p.forEach(function(d){var o=w[d];if(o){var y=F.BufferHelper.getBuffered(o);y.length>0&&f>y.start(0)&&(a.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),s.live&&a.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f}),a.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:d}))}})},g.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var a=this.details,s=this.hls,l=this.media,w=this.mediaSource,p=a.fragments[0].start+a.totalduration,h=l.duration,C=Object(z.isFiniteNumber)(w.duration)?w.duration:0;a.live&&s.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(a)):(p>C&&p>h||!Object(z.isFiniteNumber)(h))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+p.toFixed(3)),w.duration=p)},g.updateSeekableRange=function(a){var s=this.mediaSource,l=a.fragments,w=l.length;if(w&&a.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var p=Math.max(0,l[0].start),h=Math.max(p,p+a.totalduration);s.setLiveSeekableRange(p,h)}},g.checkPendingTracks=function(){var a=this.bufferCodecEventsExpected,s=this.operationQueue,l=this.pendingTracks,w=Object.keys(l).length;if(w&&!a||w===2){this.createSourceBuffers(l),this.pendingTracks={};var p=this.getSourceBufferTypes();if(p.length===0){this.hls.trigger(I.Events.ERROR,{type:j.ErrorTypes.MEDIA_ERROR,details:j.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}p.forEach(function(h){s.executeNext(h)})}},g.createSourceBuffers=function(a){var s=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var p in a)if(!s[p]){var h=a[p];if(!h)throw Error("source buffer exists for track "+p+", however track does not");var C=h.levelCodec||h.codec,b=h.container+";codecs="+C;R.logger.log("[buffer-controller]: creating sourceBuffer("+b+")");try{var c=s[p]=l.addSourceBuffer(b),f=p;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[p]={buffer:c,codec:C,container:h.container,levelCodec:h.levelCodec,id:h.id},w++}catch(d){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+d.message),this.hls.trigger(I.Events.ERROR,{type:j.ErrorTypes.MEDIA_ERROR,details:j.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:d,mimeType:b})}}w&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},g._onSBUpdateStart=function(a){var s=this.operationQueue,l=s.current(a);l.onStart()},g._onSBUpdateEnd=function(a){var s=this.operationQueue,l=s.current(a);l.onComplete(),s.shiftAndExecuteNext(a)},g._onSBUpdateError=function(a,s){R.logger.error("[buffer-controller]: "+a+" SourceBuffer error",s),this.hls.trigger(I.Events.ERROR,{type:j.ErrorTypes.MEDIA_ERROR,details:j.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var l=this.operationQueue.current(a);l&&l.onError(s)},g.removeExecutor=function(a,s,l){var w=this.media,p=this.mediaSource,h=this.operationQueue,C=this.sourceBuffer,b=C[a];if(!w||!p||!b){R.logger.warn("[buffer-controller]: Attempting to remove from the "+a+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(a);return}var c=Object(z.isFiniteNumber)(w.duration)?w.duration:Infinity,f=Object(z.isFiniteNumber)(p.duration)?p.duration:Infinity,d=Math.max(0,s),o=Math.min(l,c,f);o>d?(R.logger.log("[buffer-controller]: Removing ["+d+","+o+"] from the "+a+" SourceBuffer"),console.assert(!b.updating,a+" sourceBuffer must not be updating"),b.remove(d,o)):h.shiftAndExecuteNext(a)},g.appendExecutor=function(a,s){var l=this.operationQueue,w=this.sourceBuffer,p=w[s];if(!p){R.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(s);return}p.ended=!1,console.assert(!p.updating,s+" sourceBuffer must not be updating"),p.appendBuffer(a)},g.blockBuffers=function(a,s){var l=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(a);return}var w=this.operationQueue,p=s.map(function(h){return w.appendBlocker(h)});Promise.all(p).then(function(){a(),s.forEach(function(h){var C=l.sourceBuffer[h];(!C||!C.updating)&&w.shiftAndExecuteNext(h)})})},g.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},g.addBufferListener=function(a,s,l){var w=this.sourceBuffer[a];if(!w)return;var p=l.bind(this,a);this.listeners[a].push({event:s,listener:p}),w.addEventListener(s,p)},g.removeBufferListeners=function(a){var s=this.sourceBuffer[a];if(!s)return;this.listeners[a].forEach(function(l){s.removeEventListener(l.event,l.listener)})},E}()},"./src/controller/buffer-operation-queue.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return I});var z=A("./src/utils/logger.ts"),I=function(){function R(F){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=F}var j=R.prototype;return j.append=function(k,L){var v=this.queues[L];v.push(k),v.length===1&&this.buffers[L]&&this.executeNext(L)},j.insertAbort=function(k,L){var v=this.queues[L];v.unshift(k),this.executeNext(L)},j.appendBlocker=function(k){var L,v=new Promise(function(D){L=D}),S={execute:L,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(S,k),v},j.executeNext=function(k){var L=this.buffers,v=this.queues,S=L[k],D=v[k];if(D.length){var T=D[0];try{T.execute()}catch(E){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),T.onError(E),(!S||!S.updating)&&(D.shift(),this.executeNext(k))}}},j.shiftAndExecuteNext=function(k){this.queues[k].shift(),this.executeNext(k)},j.current=function(k){return this.queues[k][0]},R}()},"./src/controller/cap-level-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/events.ts");function I(F,k){for(var L=0;L<k.length;L++){var v=k[L];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(F,v.key,v)}}function R(F,k,L){return k&&I(F.prototype,k),L&&I(F,L),F}var j=function(){function F(L){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=L,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var k=F.prototype;return k.setStreamController=function(v){this.streamController=v},k.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},k.registerListeners=function(){var v=this.hls;v.on(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.on(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.unregisterListener=function(){var v=this.hls;v.off(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.off(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.onFpsDropLevelCapping=function(v,S){F.isLevelAllowed(S.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(S.droppedLevel)},k.onMediaAttaching=function(v,S){this.media=S.media instanceof HTMLVideoElement?S.media:null},k.onManifestParsed=function(v,S){var D=this.hls;this.restrictedLevels=[],this.firstLevel=S.firstLevel,D.config.capLevelToPlayerSize&&S.video&&this.startCapping()},k.onBufferCodecs=function(v,S){var D=this.hls;D.config.capLevelToPlayerSize&&S.video&&this.startCapping()},k.onMediaDetaching=function(){this.stopCapping()},k.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var v=this.hls.levels;if(v.length){var S=this.hls;S.autoLevelCapping=this.getMaxLevel(v.length-1),S.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=S.autoLevelCapping}}},k.getMaxLevel=function(v){var S=this,D=this.hls.levels;if(!D.length)return-1;var T=D.filter(function(E,g){return F.isLevelAllowed(g,S.restrictedLevels)&&g<=v});return this.clientRect=null,F.getMaxLevelByMediaSize(T,this.mediaWidth,this.mediaHeight)},k.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()},k.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},k.getDimensions=function(){if(this.clientRect)return this.clientRect;var v=this.media,S={width:0,height:0};if(v){var D=v.getBoundingClientRect();S.width=D.width,S.height=D.height,!S.width&&!S.height&&(S.width=D.right-D.left||v.width||0,S.height=D.bottom-D.top||v.height||0)}return this.clientRect=S,S},F.isLevelAllowed=function(v,S){return S===void 0&&(S=[]),S.indexOf(v)===-1},F.getMaxLevelByMediaSize=function(v,S,D){if(!v||!v.length)return-1;for(var T=function(s,l){return l?s.width!==l.width||s.height!==l.height:!0},E=v.length-1,g=0;g<v.length;g+=1){var u=v[g];if((u.width>=S||u.height>=D)&&T(u,v[g+1])){E=g;break}}return E},R(F,[{key:"mediaWidth",get:function(){return this.getDimensions().width*F.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*F.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var v=1;try{v=self.devicePixelRatio}catch(S){}return v}}]),F}();G.default=j},"./src/controller/cmcd-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return T});var z=A("./src/events.ts"),I=A("./src/types/cmcd.ts"),R=A("./src/utils/buffer-helper.ts"),j=A("./src/utils/logger.ts");function F(E,g){for(var u=0;u<g.length;u++){var a=g[u];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(E,a.key,a)}}function k(E,g,u){return g&&F(E.prototype,g),u&&F(E,u),E}function L(E,g){var u=typeof Symbol!="undefined"&&E[Symbol.iterator]||E["@@iterator"];if(u)return(u=u.call(E)).next.bind(u);if(Array.isArray(E)||(u=v(E))||g&&E&&typeof E.length=="number"){u&&(E=u);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 v(E,g){if(!E)return;if(typeof E=="string")return S(E,g);var u=Object.prototype.toString.call(E).slice(8,-1);if(u==="Object"&&E.constructor&&(u=E.constructor.name),u==="Map"||u==="Set")return Array.from(E);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return S(E,g)}function S(E,g){(g==null||g>E.length)&&(g=E.length);for(var u=0,a=new Array(g);u<g;u++)a[u]=E[u];return a}function D(){return D=Object.assign||function(E){for(var g=1;g<arguments.length;g++){var u=arguments[g];for(var a in u)Object.prototype.hasOwnProperty.call(u,a)&&(E[a]=u[a])}return E},D.apply(this,arguments)}var T=function(){function E(u){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(w){try{a.apply(w,{ot:I.CMCDObjectType.MANIFEST,su:!a.initialized})}catch(p){j.logger.warn("Could not generate manifest CMCD data.",p)}},this.applyFragmentData=function(w){try{var p=w.frag,h=a.hls.levels[p.level],C=a.getObjectType(p),b={d:p.duration*1e3,ot:C};(C===I.CMCDObjectType.VIDEO||C===I.CMCDObjectType.AUDIO||C==I.CMCDObjectType.MUXED)&&(b.br=h.bitrate/1e3,b.tb=a.getTopBandwidth(C),b.bl=a.getBufferLength(C)),a.apply(w,b)}catch(c){j.logger.warn("Could not generate segment CMCD data.",c)}},this.hls=u;var s=this.config=u.config,l=s.cmcd;l!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||E.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var g=E.prototype;return g.registerListeners=function(){var a=this.hls;a.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),a.on(z.Events.BUFFER_CREATED,this.onBufferCreated,this)},g.unregisterListeners=function(){var a=this.hls;a.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),a.off(z.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},g.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},g.onMediaAttached=function(a,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},g.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},g.onBufferCreated=function(a,s){var l,w;this.audioBuffer=(l=s.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(w=s.tracks.video)===null||w===void 0?void 0:w.buffer},g.createData=function(){var a;return{v:I.CMCDVersion,sf:I.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}},g.apply=function(a,s){s===void 0&&(s={}),D(s,this.createData());var l=s.ot===I.CMCDObjectType.INIT||s.ot===I.CMCDObjectType.VIDEO||s.ot===I.CMCDObjectType.MUXED;if(this.starved&&l&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var w=E.toHeaders(s);if(!Object.keys(w).length)return;a.headers||(a.headers={}),D(a.headers,w)}else{var p=E.toQuery(s);if(!p)return;a.url=E.appendQueryToUri(a.url,p)}},g.getObjectType=function(a){var s=a.type;return s==="subtitle"?I.CMCDObjectType.TIMED_TEXT:a.sn==="initSegment"?I.CMCDObjectType.INIT:s==="audio"?I.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?I.CMCDObjectType.VIDEO:I.CMCDObjectType.MUXED:void 0},g.getTopBandwidth=function(a){for(var s=0,l=a===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=L(l),p;!(p=w()).done;){var h=p.value;h.bitrate>s&&(s=h.bitrate)}return s>0?s:NaN},g.getBufferLength=function(a){var s=this.hls.media,l=a===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!s)return NaN;var w=R.BufferHelper.bufferInfo(l,s.currentTime,this.config.maxBufferHole);return w.len*1e3},g.createPlaylistLoader=function(){var a=this.config.pLoader,s=this.applyPlaylistData,l=a||this.config.loader;return function(){function w(h){this.loader=void 0,this.loader=new l(h)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(C,b,c){s(C),this.loader.load(C,b,c)},k(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},g.createFragmentLoader=function(){var a=this.config.fLoader,s=this.applyFragmentData,l=a||this.config.loader;return function(){function w(h){this.loader=void 0,this.loader=new l(h)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(C,b,c){s(C),this.loader.load(C,b,c)},k(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},E.uuid=function(){var a=URL.createObjectURL(new Blob),s=a.toString();return URL.revokeObjectURL(a),s.substr(s.lastIndexOf("/")+1)},E.serialize=function(a){for(var s=[],l=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},w=function(U){return Math.round(U)},p=function(U){return w(U/100)*100},h=function(U){return encodeURIComponent(U)},C={br:w,d:w,bl:p,dl:p,mtp:p,nor:h,rtp:p,tb:w},b=Object.keys(a||{}).sort(),c=L(b),f;!(f=c()).done;){var d=f.value,o=a[d];if(!l(o))continue;if(d==="v"&&o===1)continue;if(d=="pr"&&o===1)continue;var y=C[d];y&&(o=y(o));var m=typeof o,x=void 0;d==="ot"||d==="sf"||d==="st"?x=d+"="+o:m==="boolean"?x=d:m==="number"?x=d+"="+o:x=d+"="+JSON.stringify(o),s.push(x)}return s.join(",")},E.toHeaders=function(a){for(var s=Object.keys(a),l={},w=["Object","Request","Session","Status"],p=[{},{},{},{}],h={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},C=0,b=s;C<b.length;C++){var c=b[C],f=h[c]!=null?h[c]:1;p[f][c]=a[c]}for(var d=0;d<p.length;d++){var o=E.serialize(p[d]);o&&(l["CMCD-"+w[d]]=o)}return l},E.toQuery=function(a){return"CMCD="+encodeURIComponent(E.serialize(a))},E.appendQueryToUri=function(a,s){if(!s)return a;var l=a.includes("?")?"&":"?";return""+a+l+s},E}()},"./src/controller/eme-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),j=A("./src/utils/mediakeys-helper.ts");function F(T,E){for(var g=0;g<E.length;g++){var u=E[g];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(T,u.key,u)}}function k(T,E,g){return E&&F(T.prototype,E),g&&F(T,g),T}var L=3,v=function(E,g,u){var a={audioCapabilities:[],videoCapabilities:[]};return E.forEach(function(s){a.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:u.audioRobustness||""})}),g.forEach(function(s){a.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:u.videoRobustness||""})}),[a]},S=function(E,g,u,a){switch(E){case j.KeySystems.WIDEVINE:return v(g,u,a);default:throw new Error("Unknown key-system: "+E)}},D=function(){function T(g){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=g,this._config=g.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=T.prototype;return E.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},E._registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},E._unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},E.getLicenseServerUrl=function(u){switch(u){case j.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},E._attemptKeySystemAccess=function(u,a,s){var l=this,w=S(u,a,s,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var p=this.requestMediaKeySystemAccess(u,w);this.mediaKeysPromise=p.then(function(h){return l._onMediaKeySystemAccessObtained(u,h)}),p.catch(function(h){R.logger.error('Failed to obtain key-system "'+u+'" access:',h)})},E._onMediaKeySystemAccessObtained=function(u,a){var s=this;R.logger.log('Access for key-system "'+u+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:a,mediaKeySystemDomain:u};this._mediaKeysList.push(l);var w=Promise.resolve().then(function(){return a.createMediaKeys()}).then(function(p){return l.mediaKeys=p,R.logger.log('Media-keys created for key-system "'+u+'"'),s._onMediaKeysCreated(),p});return w.catch(function(p){R.logger.error("Failed to create media-keys:",p)}),w},E._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(a){a.mediaKeysSession||(a.mediaKeysSession=a.mediaKeys.createSession(),u._onNewMediaKeySession(a.mediaKeysSession))})},E._onNewMediaKeySession=function(u){var a=this;R.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(s){a._onKeySessionMessage(u,s.message)},!1)},E._onKeySessionMessage=function(u,a){R.logger.log("Got EME message event, creating license request"),this._requestLicense(a,function(s){R.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),u.update(s)})},E.onMediaEncrypted=function(u){var a=this;if(R.logger.log('Media is encrypted using "'+u.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(w){if(!a._media)return;a._attemptSetMediaKeys(w),a._generateRequestWithPreferredKeySession(u.initDataType,u.initData)};this.mediaKeysPromise.then(s).catch(s)},E._attemptSetMediaKeys=function(u){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){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}R.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(a.mediaKeys),this._hasSetMediaKeys=!0}},E._generateRequestWithPreferredKeySession=function(u,a){var s=this,l=this._mediaKeysList[0];if(!l){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var w=l.mediaKeysSession;if(!w){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!a){R.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+u+'" init data type'),l.mediaKeysSessionInitialized=!0,w.generateRequest(u,a).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(p){R.logger.error("Error generating key-session request:",p),s.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},E._createLicenseXhr=function(u,a,s){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,u,a,s);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,l,u),w=void 0}catch(p){R.logger.error(p)}try{l.readyState||l.open("POST",u,!0),w&&w.call(this.hls,l,u)}catch(p){throw new Error("issue setting up KeySystem license XHR "+p)}return l},E._onLicenseRequestReadyStageChange=function(u,a,s,l){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var w=u.response,p=this._licenseResponseCallback;if(p)try{w=p.call(this.hls,u,a)}catch(C){R.logger.error(C)}l(w)}else{if(R.logger.error("License Request XHR failed ("+a+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>L){this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var h=L-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+h+" attempts left"),this._requestLicense(s,l)}break}},E._generateLicenseRequestChallenge=function(u,a){switch(u.mediaKeySystemDomain){case j.KeySystems.WIDEVINE:return a}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},E._requestLicense=function(u,a){R.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var l=this.getLicenseServerUrl(s.mediaKeySystemDomain),w=this._createLicenseXhr(l,u,a);R.logger.log("Sending license request to URL: "+l);var p=this._generateLicenseRequestChallenge(s,u);w.send(p)}catch(h){R.logger.error("Failure requesting DRM license: "+h),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},E.onMediaAttached=function(u,a){if(!this._emeEnabled)return;var s=a.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},E.onMediaDetached=function(){var u=this._media,a=this._mediaKeysList;if(!u)return;u.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(a.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return u.setMediaKeys(null)}).catch(function(){})},E.onManifestParsed=function(u,a){if(!this._emeEnabled)return;var s=a.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),l=a.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(j.KeySystems.WIDEVINE,s,l)},k(T,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),T}();G.default=D},"./src/controller/fps-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/events.ts"),I=A("./src/utils/logger.ts"),R=function(){function j(k){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=k,this.registerListeners()}var F=j.prototype;return F.setStreamController=function(L){this.streamController=L},F.registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},F.unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching)},F.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},F.onMediaAttaching=function(L,v){var S=this.hls.config;if(S.capLevelOnFPSDrop){var D=v.media instanceof self.HTMLVideoElement?v.media:null;this.media=D,D&&typeof D.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),S.fpsDroppedMonitoringPeriod)}},F.checkFPS=function(L,v,S){var D=performance.now();if(v){if(this.lastTime){var T=D-this.lastTime,E=S-this.lastDroppedFrames,g=v-this.lastDecodedFrames,u=1e3*E/T,a=this.hls;if(a.trigger(z.Events.FPS_DROP,{currentDropped:E,currentDecoded:g,totalDroppedFrames:S}),u>0&&E>a.config.fpsDroppedMonitoringThreshold*g){var s=a.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(a.autoLevelCapping===-1||a.autoLevelCapping>=s)&&(s=s-1,a.trigger(z.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:a.currentLevel}),a.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=D,this.lastDroppedFrames=S,this.lastDecodedFrames=v}},F.checkFPSInterval=function(){var L=this.media;if(L)if(this.isVideoPlaybackQualityAvailable){var v=L.getVideoPlaybackQuality();this.checkFPS(L,v.totalVideoFrames,v.droppedVideoFrames)}else this.checkFPS(L,L.webkitDecodedFrameCount,L.webkitDroppedFrameCount)},j}();G.default=R},"./src/controller/fragment-finders.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"findFragmentByPDT",function(){return R}),A.d(G,"findFragmentByPTS",function(){return j}),A.d(G,"fragmentWithinToleranceTest",function(){return F}),A.d(G,"pdtWithinToleranceTest",function(){return k}),A.d(G,"findFragWithCC",function(){return L});var z=A("./src/polyfills/number.ts"),I=A("./src/utils/binary-search.ts");function R(v,S,D){if(S===null||!Array.isArray(v)||!v.length||!Object(z.isFiniteNumber)(S))return null;var T=v[0].programDateTime;if(S<(T||0))return null;var E=v[v.length-1].endProgramDateTime;if(S>=(E||0))return null;D=D||0;for(var g=0;g<v.length;++g){var u=v[g];if(k(S,D,u))return u}return null}function j(v,S,D,T){D===void 0&&(D=0),T===void 0&&(T=0);var E=null;if(v?E=S[v.sn-S[0].sn+1]||null:D===0&&S[0].start===0&&(E=S[0]),E&&F(D,T,E)===0)return E;var g=I.default.search(S,F.bind(null,D,T));return g||E}function F(v,S,D){v===void 0&&(v=0),S===void 0&&(S=0);var T=Math.min(S,D.duration+(D.deltaPTS?D.deltaPTS:0));return D.start+D.duration-T<=v?1:D.start-T>v&&D.start?-1:0}function k(v,S,D){var T=Math.min(S,D.duration+(D.deltaPTS?D.deltaPTS:0))*1e3,E=D.endProgramDateTime||0;return E-T>v}function L(v,S){return I.default.search(v,function(D){return D.cc<S?1:D.cc>S?-1:0})}},"./src/controller/fragment-tracker.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"FragmentState",function(){return R}),A.d(G,"FragmentTracker",function(){return j});var z=A("./src/events.ts"),I=A("./src/types/loader.ts"),R;(function(L){L.NOT_LOADED="NOT_LOADED",L.BACKTRACKED="BACKTRACKED",L.APPENDING="APPENDING",L.PARTIAL="PARTIAL",L.OK="OK"})(R||(R={}));var j=function(){function L(S){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=S,this._registerListeners()}var v=L.prototype;return v._registerListeners=function(){var D=this.hls;D.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),D.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),D.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},v._unregisterListeners=function(){var D=this.hls;D.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),D.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),D.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},v.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},v.getAppendedFrag=function(D,T){if(T===I.PlaylistLevelType.MAIN){var E=this.activeFragment,g=this.activeParts;if(!E)return null;if(g)for(var u=g.length;u--;){var a=g[u],s=a?a.end:E.appendedPTS;if(a.start<=D&&s!==void 0&&D<=s)return u>9&&(this.activeParts=g.slice(u-9)),a}else if(E.start<=D&&E.appendedPTS!==void 0&&D<=E.appendedPTS)return E}return this.getBufferedFrag(D,T)},v.getBufferedFrag=function(D,T){for(var E=this.fragments,g=Object.keys(E),u=g.length;u--;){var a=E[g[u]];if((a==null?void 0:a.body.type)===T&&a.buffered){var s=a.body;if(s.start<=D&&D<=s.end)return s}}return null},v.detectEvictedFragments=function(D,T,E){var g=this;Object.keys(this.fragments).forEach(function(u){var a=g.fragments[u];if(!a)return;if(!a.buffered){a.body.type===E&&g.removeFragment(a.body);return}var s=a.range[D];if(!s)return;s.time.some(function(l){var w=!g.isTimeBuffered(l.startPTS,l.endPTS,T);return w&&g.removeFragment(a.body),w})})},v.detectPartialFragments=function(D){var T=this,E=this.timeRanges,g=D.frag,u=D.part;if(!E||g.sn==="initSegment")return;var a=k(g),s=this.fragments[a];if(!s)return;Object.keys(E).forEach(function(l){var w=g.elementaryStreams[l];if(!w)return;var p=E[l],h=u!==null||w.partial===!0;s.range[l]=T.getBufferedTimes(g,u,h,p)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},v.fragBuffered=function(D){var T=k(D),E=this.fragments[T];E&&(E.backtrack=E.loaded=null,E.buffered=!0)},v.getBufferedTimes=function(D,T,E,g){for(var u={time:[],partial:E},a=T?T.start:D.start,s=T?T.end:D.end,l=D.minEndPTS||s,w=D.maxStartPTS||a,p=0;p<g.length;p++){var h=g.start(p)-this.bufferPadding,C=g.end(p)+this.bufferPadding;if(w>=h&&l<=C){u.time.push({startPTS:Math.max(a,g.start(p)),endPTS:Math.min(s,g.end(p))});break}else if(a<C&&s>h)u.partial=!0,u.time.push({startPTS:Math.max(a,g.start(p)),endPTS:Math.min(s,g.end(p))});else if(s<=h)break}return u},v.getPartialFragment=function(D){var T=null,E,g,u,a=0,s=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(w){var p=l[w];if(!p)return;F(p)&&(g=p.body.start-s,u=p.body.end+s,D>=g&&D<=u&&(E=Math.min(D-g,u-D),a<=E&&(T=p.body,a=E)))}),T},v.getState=function(D){var T=k(D),E=this.fragments[T];return E?E.buffered?F(E)?R.PARTIAL:R.OK:E.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},v.backtrack=function(D,T){var E=k(D),g=this.fragments[E];if(!g||g.backtrack)return null;var u=g.backtrack=T||g.loaded;return g.loaded=null,u},v.getBacktrackData=function(D){var T=k(D),E=this.fragments[T];if(E){var g,u=E.backtrack;if(u!=null&&(g=u.payload)!==null&&g!==void 0&&g.byteLength)return u;this.removeFragment(D)}return null},v.isTimeBuffered=function(D,T,E){for(var g,u,a=0;a<E.length;a++){if(g=E.start(a)-this.bufferPadding,u=E.end(a)+this.bufferPadding,D>=g&&T<=u)return!0;if(T<=g)return!1}return!1},v.onFragLoaded=function(D,T){var E=T.frag,g=T.part;if(E.sn==="initSegment"||E.bitrateTest||g)return;var u=k(E);this.fragments[u]={body:E,loaded:T,backtrack:null,buffered:!1,range:Object.create(null)}},v.onBufferAppended=function(D,T){var E=this,g=T.frag,u=T.part,a=T.timeRanges;if(g.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=g,u){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(u)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach(function(l){var w=a[l];if(E.detectEvictedFragments(l,w),!u)for(var p=0;p<w.length;p++)g.appendedPTS=Math.max(w.end(p),g.appendedPTS||0)})},v.onFragBuffered=function(D,T){this.detectPartialFragments(T)},v.hasFragment=function(D){var T=k(D);return!!this.fragments[T]},v.removeFragmentsInRange=function(D,T,E){var g=this;Object.keys(this.fragments).forEach(function(u){var a=g.fragments[u];if(!a)return;if(a.buffered){var s=a.body;s.type===E&&s.start<T&&s.end>D&&g.removeFragment(s)}})},v.removeFragment=function(D){var T=k(D);D.stats.loaded=0,D.clearElementaryStreamInfo(),delete this.fragments[T]},v.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},L}();function F(L){var v,S;return L.buffered&&(((v=L.range.video)===null||v===void 0?void 0:v.partial)||((S=L.range.audio)===null||S===void 0?void 0:S.partial))}function k(L){return L.type+"_"+L.level+"_"+L.urlId+"_"+L.sn}},"./src/controller/gap-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"STALL_MINIMUM_DURATION_MS",function(){return F}),A.d(G,"MAX_START_GAP_JUMP",function(){return k}),A.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return L}),A.d(G,"SKIP_BUFFER_RANGE_START",function(){return v}),A.d(G,"default",function(){return S});var z=A("./src/utils/buffer-helper.ts"),I=A("./src/errors.ts"),R=A("./src/events.ts"),j=A("./src/utils/logger.ts"),F=250,k=2,L=.1,v=.05,S=function(){function D(E,g,u,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=g,this.fragmentTracker=u,this.hls=a}var T=D.prototype;return T.destroy=function(){this.hls=this.fragmentTracker=this.media=null},T.poll=function(g){var u=this.config,a=this.media,s=this.stalled,l=a.currentTime,w=a.seeking,p=this.seeking&&!w,h=!this.seeking&&w;if(this.seeking=w,l!==g){if(this.moved=!0,s!==null){if(this.stallReported){var C=self.performance.now()-s;j.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(C)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((h||p)&&(this.stalled=null),a.paused||a.ended||a.playbackRate===0||!z.BufferHelper.getBuffered(a).length)return;var b=z.BufferHelper.bufferInfo(a,l,0),c=b.len>0,f=b.nextStart||0;if(!c&&!f)return;if(w){var d=b.len>k,o=!f||f-l>k&&!this.fragmentTracker.getPartialFragment(l);if(d||o)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var y,m=Math.max(f,b.start||0)-l,x=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,P=x==null||((y=x.details)===null||y===void 0)?void 0:y.live,U=P?x.details.targetduration*2:k;if(m>0&&m<=U){this._trySkipBufferHole(null);return}}var B=self.performance.now();if(s===null){this.stalled=B;return}var W=B-s;!w&&W>=F&&this._reportStall(b.len);var O=z.BufferHelper.bufferInfo(a,l,u.maxBufferHole);this._tryFixBufferStall(O,W)},T._tryFixBufferStall=function(g,u){var a=this.config,s=this.fragmentTracker,l=this.media,w=l.currentTime,p=s.getPartialFragment(w);if(p){var h=this._trySkipBufferHole(p);if(h)return}g.len>a.maxBufferHole&&u>a.highBufferWatchdogPeriod*1e3&&(j.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},T._reportStall=function(g){var u=this.hls,a=this.media,s=this.stallReported;s||(this.stallReported=!0,j.logger.warn("Playback stalling at @"+a.currentTime+" due to low buffer (buffer="+g+")"),u.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}))},T._trySkipBufferHole=function(g){for(var u=this.config,a=this.hls,s=this.media,l=s.currentTime,w=0,p=z.BufferHelper.getBuffered(s),h=0;h<p.length;h++){var C=p.start(h);if(l+u.maxBufferHole>=w&&l<C){var b=Math.max(C+v,s.currentTime+L);return j.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+b),this.moved=!0,this.stalled=null,s.currentTime=b,g&&a.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+b,frag:g}),b}w=p.end(h)}return 0},T._tryNudgeBuffer=function(){var g=this.config,u=this.hls,a=this.media,s=a.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<g.nudgeMaxRetry){var w=s+l*g.nudgeOffset;j.logger.warn("Nudging 'currentTime' from "+s+" to "+w),a.currentTime=w,u.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else j.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+g.nudgeMaxRetry+" nudges"),u.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},D}()},"./src/controller/id3-track-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/events.ts"),I=A("./src/utils/texttrack-utils.ts"),R=A("./src/demux/id3.ts"),j=.25,F=function(){function k(v){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=v,this._registerListeners()}var L=k.prototype;return L.destroy=function(){this._unregisterListeners()},L._registerListeners=function(){var S=this.hls;S.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.on(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L._unregisterListeners=function(){var S=this.hls;S.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L.onMediaAttached=function(S,D){this.media=D.media},L.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},L.getID3Track=function(S){if(!this.media)return;for(var D=0;D<S.length;D++){var T=S[D];if(T.kind==="metadata"&&T.label==="id3")return Object(I.sendAddTrackEvent)(T,this.media),T}return this.media.addTextTrack("metadata","id3")},L.onFragParsingMetadata=function(S,D){if(!this.media)return;var T=D.frag,E=D.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var g=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<E.length;u++){var a=R.getID3Frames(E[u].data);if(a){var s=E[u].pts,l=u<E.length-1?E[u+1].pts:T.end,w=l-s;w<=0&&(l=s+j);for(var p=0;p<a.length;p++){var h=a[p];if(!R.isTimeStampFrame(h)){var C=new g(s,l,"");C.value=h,this.id3Track.addCue(C)}}}}},L.onBufferFlushing=function(S,D){var T=D.startOffset,E=D.endOffset,g=D.type;if(!g||g==="audio"){var u=this.id3Track;u&&Object(I.removeCuesInRange)(u,T,E)}},k}();G.default=F},"./src/controller/latency-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return k});var z=A("./src/errors.ts"),I=A("./src/events.ts"),R=A("./src/utils/logger.ts");function j(L,v){for(var S=0;S<v.length;S++){var D=v[S];D.enumerable=D.enumerable||!1,D.configurable=!0,"value"in D&&(D.writable=!0),Object.defineProperty(L,D.key,D)}}function F(L,v,S){return v&&j(L.prototype,v),S&&j(L,S),L}var k=function(){function L(S){var D=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 D.timeupdate()},this.hls=S,this.config=S.config,this.registerListeners()}var v=L.prototype;return v.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},v.registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(I.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(I.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(I.Events.ERROR,this.onError)},v.onMediaAttached=function(D,T){this.media=T.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},v.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},v.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},v.onLevelUpdated=function(D,T){var E=T.details;this.levelDetails=E,E.advanced&&this.timeupdate(),!E.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},v.onError=function(D,T){if(T.details!==z.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},v.timeupdate=function(){var D=this.media,T=this.levelDetails;if(!D||!T)return;this.currentTime=D.currentTime;var E=this.computeLatency();if(E===null)return;this._latency=E;var g=this.config,u=g.lowLatencyMode,a=g.maxLiveSyncPlaybackRate;if(!u||a===1)return;var s=this.targetLatency;if(s===null)return;var l=E-s,w=Math.min(this.maxLatency,s+T.targetduration),p=l<w;if(T.live&&p&&l>.05&&this.forwardBufferLength>1){var h=Math.min(2,Math.max(1,a)),C=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;D.playbackRate=Math.min(h,Math.max(1,C))}else D.playbackRate!==1&&D.playbackRate!==0&&(D.playbackRate=1)},v.estimateLiveEdge=function(){var D=this.levelDetails;return D===null?null:D.edge+D.age},v.computeLatency=function(){var D=this.estimateLiveEdge();return D===null?null:D-this.currentTime},F(L,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var D=this.config,T=this.levelDetails;return D.liveMaxLatencyDuration!==void 0?D.liveMaxLatencyDuration:T?D.liveMaxLatencyDurationCount*T.targetduration:0}},{key:"targetLatency",get:function(){var D=this.levelDetails;if(D===null)return null;var T=D.holdBack,E=D.partHoldBack,g=D.targetduration,u=this.config,a=u.liveSyncDuration,s=u.liveSyncDurationCount,l=u.lowLatencyMode,w=this.hls.userConfig,p=l&&E||T;(w.liveSyncDuration||w.liveSyncDurationCount||p===0)&&(p=a!==void 0?a:s*g);var h=g,C=1;return p+Math.min(this.stallCount*C,h)}},{key:"liveSyncPosition",get:function(){var D=this.estimateLiveEdge(),T=this.targetLatency,E=this.levelDetails;if(D===null||T===null||E===null)return null;var g=E.edge,u=D-T-this.edgeStalled,a=g-E.totalduration,s=g-(this.config.lowLatencyMode&&E.partTarget||E.targetduration);return Math.min(Math.max(a,u),s)}},{key:"drift",get:function(){var D=this.levelDetails;return D===null?1:D.drift}},{key:"edgeStalled",get:function(){var D=this.levelDetails;if(D===null)return 0;var T=(this.config.lowLatencyMode&&D.partTarget||D.targetduration)*3;return Math.max(D.age-T,0)}},{key:"forwardBufferLength",get:function(){var D=this.media,T=this.levelDetails;if(!D||!T)return 0;var E=D.buffered.length;return E?D.buffered.end(E-1):T.edge-this.currentTime}}]),L}()},"./src/controller/level-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return u});var z=A("./src/types/level.ts"),I=A("./src/events.ts"),R=A("./src/errors.ts"),j=A("./src/utils/codecs.ts"),F=A("./src/controller/level-helper.ts"),k=A("./src/controller/base-playlist-controller.ts"),L=A("./src/types/loader.ts");function v(){return v=Object.assign||function(a){for(var s=1;s<arguments.length;s++){var l=arguments[s];for(var w in l)Object.prototype.hasOwnProperty.call(l,w)&&(a[w]=l[w])}return a},v.apply(this,arguments)}function S(a,s){for(var l=0;l<s.length;l++){var w=s[l];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(a,w.key,w)}}function D(a,s,l){return s&&S(a.prototype,s),l&&S(a,l),a}function T(a,s){a.prototype=Object.create(s.prototype),a.prototype.constructor=a,E(a,s)}function E(a,s){return E=Object.setPrototypeOf||function(w,p){return w.__proto__=p,w},E(a,s)}var g=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(a){T(s,a);function s(w){var p;return p=a.call(this,w,"[level-controller]")||this,p._levels=[],p._firstLevel=-1,p._startLevel=void 0,p.currentLevelIndex=-1,p.manualLevelIndex=-1,p.onParsedComplete=void 0,p._registerListeners(),p}var l=s.prototype;return l._registerListeners=function(){var p=this.hls;p.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.on(I.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var p=this.hls;p.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.off(I.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,a.prototype.destroy.call(this)},l.startLoad=function(){var p=this._levels;p.forEach(function(h){h.loadError=0}),a.prototype.startLoad.call(this)},l.onManifestLoaded=function(p,h){var C=[],b=[],c=[],f,d={},o,y=!1,m=!1,x=!1;if(h.levels.forEach(function(W){var O=W.attrs;y=y||!!(W.width&&W.height),m=m||!!W.videoCodec,x=x||!!W.audioCodec,g&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var M=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;o=d[M],o?o.url.push(W.url):(o=new z.Level(W),d[M]=o,C.push(o)),O&&(O.AUDIO&&Object(F.addGroupId)(o,"audio",O.AUDIO),O.SUBTITLES&&Object(F.addGroupId)(o,"text",O.SUBTITLES))}),(y||m)&&x&&(C=C.filter(function(W){var O=W.videoCodec,M=W.width,K=W.height;return!!O||!!(M&&K)})),C=C.filter(function(W){var O=W.audioCodec,M=W.videoCodec;return(!O||Object(j.isCodecSupportedInMp4)(O,"audio"))&&(!M||Object(j.isCodecSupportedInMp4)(M,"video"))}),h.audioTracks&&(b=h.audioTracks.filter(function(W){return!W.audioCodec||Object(j.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(F.assignTrackIdsByGroup)(b)),h.subtitles&&(c=h.subtitles,Object(F.assignTrackIdsByGroup)(c)),C.length>0){f=C[0].bitrate,C.sort(function(W,O){return W.bitrate-O.bitrate}),this._levels=C;for(var P=0;P<C.length;P++)if(C[P].bitrate===f){this._firstLevel=P,this.log("manifest loaded, "+C.length+" level(s) found, first bitrate: "+f);break}var U=x&&!m,B={levels:C,audioTracks:b,subtitleTracks:c,firstLevel:this._firstLevel,stats:h.stats,audio:x,video:m,altAudio:!U&&b.some(function(W){return!!W.url})};this.hls.trigger(I.Events.MANIFEST_PARSED,B),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:h.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(p,h){if(a.prototype.onError.call(this,p,h),h.fatal)return;var C=h.context,b=this._levels[this.currentLevelIndex];if(C&&(C.type===L.PlaylistContextType.AUDIO_TRACK&&b.audioGroupIds&&C.groupId===b.audioGroupIds[b.urlId]||C.type===L.PlaylistContextType.SUBTITLE_TRACK&&b.textGroupIds&&C.groupId===b.textGroupIds[b.urlId])){this.redundantFailover(this.currentLevelIndex);return}var c=!1,f=!0,d;switch(h.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(h.frag){var o=this._levels[h.frag.level];o?(o.fragmentError++,o.fragmentError>this.hls.config.fragLoadingMaxRetry&&(d=h.frag.level)):d=h.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:C&&(C.deliveryDirectives&&(f=!1),d=C.level),c=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:d=h.level,c=!0;break}d!==void 0&&this.recoverLevel(h,d,c,f)},l.recoverLevel=function(p,h,C,b){var c=p.details,f=this._levels[h];if(f.loadError++,C){var d=this.retryLoadingOrFail(p);if(d)p.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(b){var o=f.url.length;if(o>1&&f.loadError<o)p.levelRetry=!0,this.redundantFailover(h);else if(this.manualLevelIndex===-1){var y=h===0?this._levels.length-1:h-1;this.currentLevelIndex!==y&&this._levels[y].loadError===0&&(this.warn(c+": switch to "+y),p.levelRetry=!0,this.hls.nextAutoLevel=y)}}},l.redundantFailover=function(p){var h=this._levels[p],C=h.url.length;if(C>1){var b=(h.urlId+1)%C;this.warn("Switching to redundant URL-id "+b),this._levels.forEach(function(c){c.urlId=b}),this.level=p}},l.onFragLoaded=function(p,h){var C=h.frag;if(C!==void 0&&C.type===L.PlaylistLevelType.MAIN){var b=this._levels[C.level];b!==void 0&&(b.fragmentError=0,b.loadError=0)}},l.onLevelLoaded=function(p,h){var C,b=h.level,c=h.details,f=this._levels[b];if(!f){var d;this.warn("Invalid level index "+b),(d=h.deliveryDirectives)!==null&&d!==void 0&&d.skip&&(c.deltaUpdateFailed=!0);return}b===this.currentLevelIndex?(f.fragmentError===0&&(f.loadError=0,this.retryCount=0),this.playlistLoaded(b,h,f.details)):(C=h.deliveryDirectives)!==null&&C!==void 0&&C.skip&&(c.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(p,h){var C=this.hls.levels[this.currentLevelIndex];if(!C)return;if(C.audioGroupIds){for(var b=-1,c=this.hls.audioTracks[h.id].groupId,f=0;f<C.audioGroupIds.length;f++)if(C.audioGroupIds[f]===c){b=f;break}b!==C.urlId&&(C.urlId=b,this.startLoad())}},l.loadPlaylist=function(p){var h=this.currentLevelIndex,C=this._levels[h];if(this.canLoad&&C&&C.url.length>0){var b=C.urlId,c=C.url[b];if(p)try{c=p.addDirectives(c)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Attempt loading level index "+h+(p?" at sn "+p.msn+" part "+p.part:"")+" with URL-id "+b+" "+c),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:c,level:h,id:b,deliveryDirectives:p||null})}},l.removeLevel=function(p,h){var C=function(f,d){return d!==h},b=this._levels.filter(function(c,f){return f!==p?!0:c.url.length>1&&h!==void 0?(c.url=c.url.filter(C),c.audioGroupIds&&(c.audioGroupIds=c.audioGroupIds.filter(C)),c.textGroupIds&&(c.textGroupIds=c.textGroupIds.filter(C)),c.urlId=0,!0):!1}).map(function(c,f){var d=c.details;return d!=null&&d.fragments&&d.fragments.forEach(function(o){o.level=f}),c});this._levels=b,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:b})},D(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(p){var h,C=this._levels;if(C.length===0)return;if(this.currentLevelIndex===p&&(h=C[p])!==null&&h!==void 0&&h.details)return;if(p<0||p>=C.length){var b=p<0;if(this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:p,fatal:b,reason:"invalid level idx"}),b)return;p=Math.min(p,C.length-1)}this.clearTimer();var c=this.currentLevelIndex,f=C[c],d=C[p];this.log("switching to level "+p+" from "+c),this.currentLevelIndex=p;var o=v({},d,{level:p,maxBitrate:d.maxBitrate,uri:d.uri,urlId:d.urlId});delete o._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,o);var y=d.details;if(!y||y.live){var m=this.switchParams(d.uri,f==null?void 0:f.details);this.loadPlaylist(m)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(p){this.manualLevelIndex=p,this._startLevel===void 0&&(this._startLevel=p),p!==-1&&(this.level=p)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(p){this._firstLevel=p}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var p=this.hls.config.startLevel;return p!==void 0?p:this._firstLevel}else return this._startLevel},set:function(p){this._startLevel=p}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(p){this.level=p,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=p)}}]),s}(k.default)},"./src/controller/level-helper.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"addGroupId",function(){return R}),A.d(G,"assignTrackIdsByGroup",function(){return j}),A.d(G,"updatePTS",function(){return F}),A.d(G,"updateFragPTSDTS",function(){return L}),A.d(G,"mergeDetails",function(){return v}),A.d(G,"mapPartIntersection",function(){return S}),A.d(G,"mapFragmentIntersection",function(){return D}),A.d(G,"adjustSliding",function(){return T}),A.d(G,"addSliding",function(){return E}),A.d(G,"computeReloadInterval",function(){return g}),A.d(G,"getFragmentWithSN",function(){return u}),A.d(G,"getPartWith",function(){return a});var z=A("./src/polyfills/number.ts"),I=A("./src/utils/logger.ts");function R(s,l,w){switch(l){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(w);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(w);break}}function j(s){var l={};s.forEach(function(w){var p=w.groupId||"";w.id=l[p]=l[p]||0,l[p]++})}function F(s,l,w){var p=s[l],h=s[w];k(p,h)}function k(s,l){var w=l.startPTS;if(Object(z.isFiniteNumber)(w)){var p=0,h;l.sn>s.sn?(p=w-s.start,h=s):(p=s.start-w,h=l),h.duration!==p&&(h.duration=p)}else if(l.sn>s.sn){var C=s.cc===l.cc;C&&s.minEndPTS?l.start=s.start+(s.minEndPTS-s.start):l.start=s.start+s.duration}else l.start=Math.max(s.start-l.duration,0)}function L(s,l,w,p,h,C){var b=p-w;b<=0&&(I.logger.warn("Fragment should have a positive duration",l),p=w+l.duration,C=h+l.duration);var c=w,f=p,d=l.startPTS,o=l.endPTS;if(Object(z.isFiniteNumber)(d)){var y=Math.abs(d-w);Object(z.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(y,l.deltaPTS):l.deltaPTS=y,c=Math.max(w,d),w=Math.min(w,d),h=Math.min(h,l.startDTS),f=Math.min(p,o),p=Math.max(p,o),C=Math.max(C,l.endDTS)}l.duration=p-w;var m=w-l.start;l.appendedPTS=p,l.start=l.startPTS=w,l.maxStartPTS=c,l.startDTS=h,l.endPTS=p,l.minEndPTS=f,l.endDTS=C;var x=l.sn;if(!s||x<s.startSN||x>s.endSN)return 0;var P,U=x-s.startSN,B=s.fragments;for(B[U]=l,P=U;P>0;P--)k(B[P],B[P-1]);for(P=U;P<B.length-1;P++)k(B[P],B[P+1]);return s.fragmentHint&&k(B[B.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,m}function v(s,l){for(var w=null,p=s.fragments,h=p.length-1;h>=0;h--){var C=p[h].initSegment;if(C){w=C;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var b=0,c;if(D(s,l,function(P,U){P.relurl&&(b=P.cc-U.cc),Object(z.isFiniteNumber)(P.startPTS)&&Object(z.isFiniteNumber)(P.endPTS)&&(U.start=U.startPTS=P.startPTS,U.startDTS=P.startDTS,U.appendedPTS=P.appendedPTS,U.maxStartPTS=P.maxStartPTS,U.endPTS=P.endPTS,U.endDTS=P.endDTS,U.minEndPTS=P.minEndPTS,U.duration=P.endPTS-P.startPTS,U.duration&&(c=U),l.PTSKnown=l.alignedSliding=!0),U.elementaryStreams=P.elementaryStreams,U.loader=P.loader,U.stats=P.stats,U.urlId=P.urlId,P.initSegment&&(U.initSegment=P.initSegment,w=P.initSegment)}),w){var f=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;f.forEach(function(P){var U;(!P.initSegment||P.initSegment.relurl===((U=w)===null||U===void 0?void 0:U.relurl))&&(P.initSegment=w)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(P){return!P}),l.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var d=l.skippedSegments;d--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var o=l.fragments;if(b){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var y=0;y<o.length;y++)o[y].cc+=b}l.skippedSegments&&(l.startCC=l.fragments[0].cc),S(s.partList,l.partList,function(P,U){U.elementaryStreams=P.elementaryStreams,U.stats=P.stats}),c?L(l,c,c.startPTS,c.endPTS,c.startDTS,c.endDTS):T(s,l),o.length&&(l.totalduration=l.edge-o[0].start),l.driftStartTime=s.driftStartTime,l.driftStart=s.driftStart;var m=l.advancedDateTime;if(l.advanced&&m){var x=l.edge;l.driftStart||(l.driftStartTime=m,l.driftStart=x),l.driftEndTime=m,l.driftEnd=x}else l.driftEndTime=s.driftEndTime,l.driftEnd=s.driftEnd,l.advancedDateTime=s.advancedDateTime}function S(s,l,w){if(s&&l)for(var p=0,h=0,C=s.length;h<=C;h++){var b=s[h],c=l[h+p];b&&c&&b.index===c.index&&b.fragment.sn===c.fragment.sn?w(b,c):p--}}function D(s,l,w){for(var p=l.skippedSegments,h=Math.max(s.startSN,l.startSN)-l.startSN,C=(s.fragmentHint?1:0)+(p?l.endSN:Math.min(s.endSN,l.endSN))-l.startSN,b=l.startSN-s.startSN,c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,f=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,d=h;d<=C;d++){var o=f[b+d],y=c[d];p&&!y&&d<p&&(y=l.fragments[d]=o),o&&y&&w(o,y)}}function T(s,l){var w=l.startSN+l.skippedSegments-s.startSN,p=s.fragments;if(w<0||w>=p.length)return;E(l,p[w].start)}function E(s,l){if(l){for(var w=s.fragments,p=s.skippedSegments;p<w.length;p++)w[p].start+=l;s.fragmentHint&&(s.fragmentHint.start+=l)}}function g(s,l){var w=1e3*s.levelTargetDuration,p=w/2,h=s.age,C=h>0&&h<w*3,b=l.loading.end-l.loading.start,c,f=s.availabilityDelay;if(s.updated===!1)if(C){var d=333*s.misses;c=Math.max(Math.min(p,b*2),d),s.availabilityDelay=(s.availabilityDelay||0)+c}else c=p;else C?(f=Math.min(f||w/2,h),s.availabilityDelay=f,c=f+w-h):c=w-b;return Math.round(c)}function u(s,l,w){if(!s||!s.details)return null;var p=s.details,h=p.fragments[l-p.startSN];return h||(h=p.fragmentHint,h&&h.sn===l?h:l<p.startSN&&w&&w.sn===l?w:null)}function a(s,l,w){if(!s||!s.details)return null;var p=s.details.partList;if(p)for(var h=p.length;h--;){var C=p[h];if(C.index===w&&C.fragment.sn===l)return C}return null}},"./src/controller/stream-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return p});var z=A("./src/polyfills/number.ts"),I=A("./src/controller/base-stream-controller.ts"),R=A("./src/is-supported.ts"),j=A("./src/events.ts"),F=A("./src/utils/buffer-helper.ts"),k=A("./src/controller/fragment-tracker.ts"),L=A("./src/types/loader.ts"),v=A("./src/loader/fragment.ts"),S=A("./src/demux/transmuxer-interface.ts"),D=A("./src/types/transmuxer.ts"),T=A("./src/controller/gap-controller.ts"),E=A("./src/errors.ts"),g=A("./src/utils/logger.ts");function u(h,C){for(var b=0;b<C.length;b++){var c=C[b];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(h,c.key,c)}}function a(h,C,b){return C&&u(h.prototype,C),b&&u(h,b),h}function s(h,C){h.prototype=Object.create(C.prototype),h.prototype.constructor=h,l(h,C)}function l(h,C){return l=Object.setPrototypeOf||function(c,f){return c.__proto__=f,c},l(h,C)}var w=100,p=function(h){s(C,h);function C(c,f){var d;return d=h.call(this,c,f,"[stream-controller]")||this,d.audioCodecSwap=!1,d.gapController=null,d.level=-1,d._forceStartLoad=!1,d.altAudio=!1,d.audioOnly=!1,d.fragPlaying=null,d.onvplaying=null,d.onvseeked=null,d.fragLastKbps=0,d.stalled=!1,d.couldBacktrack=!1,d.audioCodecSwitch=!1,d.videoBuffer=null,d._registerListeners(),d}var b=C.prototype;return b._registerListeners=function(){var f=this.hls;f.on(j.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.on(j.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.on(j.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(j.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(j.Events.LEVEL_LOADING,this.onLevelLoading,this),f.on(j.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(j.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.on(j.Events.ERROR,this.onError,this),f.on(j.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.on(j.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(j.Events.BUFFER_CREATED,this.onBufferCreated,this),f.on(j.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.on(j.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.on(j.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b._unregisterListeners=function(){var f=this.hls;f.off(j.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.off(j.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.off(j.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(j.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(j.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(j.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.off(j.Events.ERROR,this.onError,this),f.off(j.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.off(j.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(j.Events.BUFFER_CREATED,this.onBufferCreated,this),f.off(j.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.off(j.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.off(j.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},b.startLoad=function(f){if(this.levels){var d=this.lastCurrentTime,o=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var y=o.startLevel;y===-1&&(o.config.testBandwidth?(y=0,this.bitrateTest=!0):y=o.nextAutoLevel),this.level=o.nextLoadLevel=y,this.loadedmetadata=!1}d>0&&f===-1&&(this.log("Override startPosition with lastCurrentTime @"+d.toFixed(3)),f=d),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=f,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},b.stopLoad=function(){this._forceStartLoad=!1,h.prototype.stopLoad.call(this)},b.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var f,d=this.levels,o=this.level,y=d==null||((f=d[o])===null||f===void 0)?void 0:f.details;if(y&&(!y.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(y))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var m,x=self.performance.now(),P=this.retryDate;(!P||x>=P||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},b.onTickEnd=function(){h.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},b.doTickIdle=function(){var f,d,o=this.hls,y=this.levelLastLoaded,m=this.levels,x=this.media,P=o.config,U=o.nextLoadLevel;if(y===null||!x&&(this.startFragRequested||!P.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!m||!m[U])return;var B=m[U];this.level=o.nextLoadLevel=U;var W=B.details;if(!W||this.state===I.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==U){this.state=I.State.WAITING_LEVEL;return}var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:x,L.PlaylistLevelType.MAIN);if(O===null)return;var M=O.len,K=this.getMaxBufferLength(B.maxBitrate);if(M>=K)return;if(this._streamEnded(O,W)){var X={};this.altAudio&&(X.type="video"),this.hls.trigger(j.Events.BUFFER_EOS,X),this.state=I.State.ENDED;return}var ee=O.end,oe=this.getNextFragment(ee,W);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var xe=oe.sn-W.startSN;xe>1&&(oe=W.fragments[xe-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===k.FragmentState.OK&&this.nextLoadPosition>ee){var me=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(x,me,L.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,W)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((f=oe.decryptdata)===null||f===void 0?void 0:f.keyFormat)==="identity"&&!((d=oe.decryptdata)!==null&&d!==void 0&&d.key)?this.loadKey(oe,W):this.loadFragment(oe,W,ee)},b.loadFragment=function(f,d,o){var y,m=this.fragmentTracker.getState(f);if(this.fragCurrent=f,m===k.FragmentState.BACKTRACKED){var x=this.fragmentTracker.getBacktrackData(f);if(x){this._handleFragmentLoadProgress(x),this._handleFragmentLoadComplete(x);return}else m=k.FragmentState.NOT_LOADED}m===k.FragmentState.NOT_LOADED||m===k.FragmentState.PARTIAL?f.sn==="initSegment"?this._loadInitSegment(f):this.bitrateTest?(f.bitrateTest=!0,this.log("Fragment "+f.sn+" of level "+f.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(f)):(this.startFragRequested=!0,h.prototype.loadFragment.call(this,f,d,o)):m===k.FragmentState.APPENDING?this.reduceMaxBufferLength(f.duration)&&this.fragmentTracker.removeFragment(f):((y=this.media)===null||y===void 0?void 0:y.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},b.getAppendedFrag=function(f){var d=this.fragmentTracker.getAppendedFrag(f,L.PlaylistLevelType.MAIN);return d&&"fragment"in d?d.fragment:d},b.getBufferedFrag=function(f){return this.fragmentTracker.getBufferedFrag(f,L.PlaylistLevelType.MAIN)},b.followingBufferedFrag=function(f){return f?this.getBufferedFrag(f.end+.5):null},b.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},b.nextLevelSwitch=function(){var f=this.levels,d=this.media;if(d!=null&&d.readyState){var o,y=this.getAppendedFrag(d.currentTime);if(y&&y.start>1&&this.flushMainBuffer(0,y.start-1),!d.paused&&f){var m=this.hls.nextLoadLevel,x=f[m],P=this.fragLastKbps;P&&this.fragCurrent?o=this.fragCurrent.duration*x.maxBitrate/(1e3*P)+1:o=0}else o=0;var U=this.getBufferedFrag(d.currentTime+o);if(U){var B=this.followingBufferedFrag(U);if(B){this.abortCurrentFrag();var W=B.maxStartPTS?B.maxStartPTS:B.start,O=B.duration,M=Math.max(U.end,W+Math.min(Math.max(O-this.config.maxFragLookUpTolerance,O*.5),O*.75));this.flushMainBuffer(M,Number.POSITIVE_INFINITY)}}}},b.abortCurrentFrag=function(){var f=this.fragCurrent;this.fragCurrent=null,f!=null&&f.loader&&f.loader.abort(),this.state===I.State.KEY_LOADING&&(this.state=I.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},b.flushMainBuffer=function(f,d){h.prototype.flushMainBuffer.call(this,f,d,this.altAudio?"video":null)},b.onMediaAttached=function(f,d){h.prototype.onMediaAttached.call(this,f,d);var o=d.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 T.default(this.config,o,this.fragmentTracker,this.hls)},b.onMediaDetaching=function(){var f=this.media;f&&(f.removeEventListener("playing",this.onvplaying),f.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),h.prototype.onMediaDetaching.call(this)},b.onMediaPlaying=function(){this.tick()},b.onMediaSeeked=function(){var f=this.media,d=f?f.currentTime:null;Object(z.isFiniteNumber)(d)&&this.log("Media seeked to "+d.toFixed(3)),this.tick()},b.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(j.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},b.onManifestParsed=function(f,d){var o=!1,y=!1,m;d.levels.forEach(function(x){m=x.audioCodec,m&&(m.indexOf("mp4a.40.2")!==-1&&(o=!0),m.indexOf("mp4a.40.5")!==-1&&(y=!0))}),this.audioCodecSwitch=o&&y&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=d.levels,this.startFragRequested=!1},b.onLevelLoading=function(f,d){var o=this.levels;if(!o||this.state!==I.State.IDLE)return;var y=o[d.level];(!y.details||y.details.live&&this.levelLastLoaded!==d.level||this.waitForCdnTuneIn(y.details))&&(this.state=I.State.WAITING_LEVEL)},b.onLevelLoaded=function(f,d){var o,y=this.levels,m=d.level,x=d.details,P=x.totalduration;if(!y){this.warn("Levels were reset while loading level "+m);return}this.log("Level "+m+" loaded ["+x.startSN+","+x.endSN+"], cc ["+x.startCC+", "+x.endCC+"] duration:"+P);var U=this.fragCurrent;U&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==d.level&&U.loader&&(this.state=I.State.IDLE,U.loader.abort()));var B=y[m],W=0;if(x.live||(o=B.details)!==null&&o!==void 0&&o.live){if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed)return;W=this.alignPlaylists(x,B.details)}if(B.details=x,this.levelLastLoaded=m,this.hls.trigger(j.Events.LEVEL_UPDATED,{details:x,level:m}),this.state===I.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(x))return;this.state=I.State.IDLE}this.startFragRequested?x.live&&this.synchronizeToLiveEdge(x):this.setStartPosition(x,W),this.tick()},b._handleFragmentLoadProgress=function(f){var d,o=f.frag,y=f.part,m=f.payload,x=this.levels;if(!x){this.warn("Levels were reset while fragment load was in progress. Fragment "+o.sn+" of level "+o.level+" will not be buffered");return}var P=x[o.level],U=P.details;if(!U){this.warn("Dropping fragment "+o.sn+" of level "+o.level+" after level details were reset");return}var B=P.videoCodec,W=U.PTSKnown||!U.live,O=(d=o.initSegment)===null||d===void 0?void 0:d.data,M=this._getAudioCodec(P),K=this.transmuxer=this.transmuxer||new S.default(this.hls,L.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),X=y?y.index:-1,ee=X!==-1,oe=new D.ChunkMetadata(o.level,o.sn,o.stats.chunkCount,m.byteLength,X,ee),xe=this.initPTS[o.cc];K.push(m,O,M,B,o,y,U.totalduration,W,oe,xe)},b.onAudioTrackSwitching=function(f,d){var o=this.altAudio,y=!!d.url,m=d.id;if(!y){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var x=this.fragCurrent;x!=null&&x.loader&&(this.log("Switching to main audio track, cancel main fragment load"),x.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var P=this.hls;o&&P.trigger(j.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),P.trigger(j.Events.AUDIO_TRACK_SWITCHED,{id:m})}},b.onAudioTrackSwitched=function(f,d){var o=d.id,y=!!this.hls.audioTracks[o].url;if(y){var m=this.videoBuffer;m&&this.mediaBuffer!==m&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=m)}this.altAudio=y,this.tick()},b.onBufferCreated=function(f,d){var o=d.tracks,y,m,x=!1;for(var P in o){var U=o[P];if(U.id==="main"){if(m=P,y=U,P==="video"){var B=o[P];B&&(this.videoBuffer=B.buffer)}}else x=!0}x&&y?(this.log("Alternate track found, use "+m+".buffered to schedule main fragment loading"),this.mediaBuffer=y.buffer):this.mediaBuffer=this.media},b.onFragBuffered=function(f,d){var o=d.frag,y=d.part;if(o&&o.type!==L.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(o)){this.warn("Fragment "+o.sn+(y?" p: "+y.index:"")+" of level "+o.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var m=y?y.stats:o.stats;this.fragLastKbps=Math.round(8*m.total/(m.buffering.end-m.loading.first)),o.sn!=="initSegment"&&(this.fragPrevious=o),this.fragBufferedComplete(o,y)},b.onError=function(f,d){switch(d.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(L.PlaylistLevelType.MAIN,d);break;case E.ErrorDetails.LEVEL_LOAD_ERROR:case E.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(d.fatal?(this.warn(""+d.details),this.state=I.State.ERROR):!d.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case E.ErrorDetails.BUFFER_FULL_ERROR:if(d.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var o=!0,y=this.getFwdBufferInfo(this.media,L.PlaylistLevelType.MAIN);y&&y.len>.5&&(o=!this.reduceMaxBufferLength(y.len)),o&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},b.checkBuffer=function(){var f=this.media,d=this.gapController;if(!f||!d||!f.readyState)return;var o=F.BufferHelper.getBuffered(f);!this.loadedmetadata&&o.length?(this.loadedmetadata=!0,this.seekToStartPos()):d.poll(this.lastCurrentTime),this.lastCurrentTime=f.currentTime},b.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},b.onBufferFlushed=function(f,d){var o=d.type;if(o!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var y=(o===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(y,o,L.PlaylistLevelType.MAIN)}},b.onLevelsUpdated=function(f,d){this.levels=d.levels},b.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},b.seekToStartPos=function(){var f=this.media,d=f.currentTime,o=this.startPosition;if(o>=0&&d<o){if(f.seeking){g.logger.log("could not seek to "+o+", already seeking at "+d);return}var y=F.BufferHelper.getBuffered(f),m=y.length?y.start(0):0,x=m-o;x>0&&(x<this.config.maxBufferHole||x<this.config.maxFragLookUpTolerance)&&(g.logger.log("adjusting start position by "+x+" to match buffer start"),o+=x,this.startPosition=o),this.log("seek to target start position "+o+" from current time "+d),f.currentTime=o}},b._getAudioCodec=function(f){var d=this.config.defaultAudioCodec||f.audioCodec;return this.audioCodecSwap&&d&&(this.log("Swapping audio codec"),d.indexOf("mp4a.40.5")!==-1?d="mp4a.40.2":d="mp4a.40.5"),d},b._loadBitrateTestFrag=function(f){var d=this;this._doFragLoad(f).then(function(o){var y=d.hls;if(!o||y.nextLoadLevel||d.fragContextChanged(f))return;d.fragLoadError=0,d.state=I.State.IDLE,d.startFragRequested=!1,d.bitrateTest=!1;var m=f.stats;m.parsing.start=m.parsing.end=m.buffering.start=m.buffering.end=self.performance.now(),y.trigger(j.Events.FRAG_LOADED,o)})},b._handleTransmuxComplete=function(f){var d,o="main",y=this.hls,m=f.remuxResult,x=f.chunkMeta,P=this.getCurrentContext(x);if(!P){this.warn("The loading context changed while buffering fragment "+x.sn+" of level "+x.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(x.level);return}var U=P.frag,B=P.part,W=P.level,O=m.video,M=m.text,K=m.id3,X=m.initSegment,ee=this.altAudio?void 0:m.audio;if(this.fragContextChanged(U))return;if(this.state=I.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,U,x),y.trigger(j.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:o,tracks:X.tracks}));var oe=X.initPTS,xe=X.timescale;Object(z.isFiniteNumber)(oe)&&(this.initPTS[U.cc]=oe,y.trigger(j.Events.INIT_PTS_FOUND,{frag:U,id:o,initPTS:oe,timescale:xe}))}if(O&&m.independent!==!1){if(W.details){var me=O.startPTS,ge=O.endPTS,de=O.startDTS,se=O.endDTS;if(B)B.elementaryStreams[O.type]={startPTS:me,endPTS:ge,startDTS:de,endDTS:se};else if(O.firstKeyFrame&&O.independent&&(this.couldBacktrack=!0),O.dropped&&O.independent){var ne=this.getLoadPosition()+this.config.maxBufferHole;if(ne<me){this.backtrack(U);return}U.setElementaryStreamInfo(O.type,U.start,ge,U.start,se,!0)}U.setElementaryStreamInfo(O.type,me,ge,de,se),this.bufferFragmentData(O,U,B,x)}}else if(m.independent===!1){this.backtrack(U);return}if(ee){var he=ee.startPTS,$=ee.endPTS,ie=ee.startDTS,Z=ee.endDTS;B&&(B.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:he,endPTS:$,startDTS:ie,endDTS:Z}),U.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,he,$,ie,Z),this.bufferFragmentData(ee,U,B,x)}if(K!=null&&(d=K.samples)!==null&&d!==void 0&&d.length){var Ee={frag:U,id:o,samples:K.samples};y.trigger(j.Events.FRAG_PARSING_METADATA,Ee)}if(M){var Se={frag:U,id:o,samples:M.samples};y.trigger(j.Events.FRAG_PARSING_USERDATA,Se)}},b._bufferInitSegment=function(f,d,o,y){var m=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!d.audio&&!d.video,this.altAudio&&!this.audioOnly&&delete d.audio;var x=d.audio,P=d.video,U=d.audiovideo;if(x){var B=f.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(B&&(B.indexOf("mp4a.40.5")!==-1?B="mp4a.40.2":B="mp4a.40.5"),x.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(B="mp4a.40.5")),W.indexOf("android")!==-1&&x.container!=="audio/mpeg"&&(B="mp4a.40.2",this.log("Android: force audio codec to "+B)),f.audioCodec&&f.audioCodec!==B&&this.log('Swapping manifest audio codec "'+f.audioCodec+'" for "'+B+'"'),x.levelCodec=B,x.id="main",this.log("Init audio buffer, container:"+x.container+", codecs[selected/level/parsed]=["+(B||"")+"/"+(f.audioCodec||"")+"/"+x.codec+"]")}P&&(P.levelCodec=f.videoCodec,P.id="main",this.log("Init video buffer, container:"+P.container+", codecs[level/parsed]=["+(f.videoCodec||"")+"/"+P.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(f.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(j.Events.BUFFER_CODECS,d),Object.keys(d).forEach(function(O){var M=d[O],K=M.initSegment;K!=null&&K.byteLength&&m.hls.trigger(j.Events.BUFFER_APPENDING,{type:O,data:K,frag:o,part:null,chunkMeta:y,parent:o.type})}),this.tick()},b.backtrack=function(f){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(f);var d=this.fragmentTracker.backtrack(f);this.fragPrevious=null,this.nextLoadPosition=f.start,d?this.resetFragmentLoading(f):this.state=I.State.BACKTRACKING},b.checkFragmentChanged=function(){var f=this.media,d=null;if(f&&f.readyState>1&&f.seeking===!1){var o=f.currentTime;if(F.BufferHelper.isBuffered(f,o)?d=this.getAppendedFrag(o):F.BufferHelper.isBuffered(f,o+.1)&&(d=this.getAppendedFrag(o+.1)),d){var y=this.fragPlaying,m=d.level;(!y||d.sn!==y.sn||y.level!==m||d.urlId!==y.urlId)&&(this.hls.trigger(j.Events.FRAG_CHANGED,{frag:d}),(!y||y.level!==m)&&this.hls.trigger(j.Events.LEVEL_SWITCHED,{level:m}),this.fragPlaying=d)}}},a(C,[{key:"nextLevel",get:function(){var f=this.nextBufferedFrag;return f?f.level:-1}},{key:"currentLevel",get:function(){var f=this.media;if(f){var d=this.getAppendedFrag(f.currentTime);if(d)return d.level}return-1}},{key:"nextBufferedFrag",get:function(){var f=this.media;if(f){var d=this.getAppendedFrag(f.currentTime);return this.followingBufferedFrag(d)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),C}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"SubtitleStreamController",function(){return s});var z=A("./src/events.ts"),I=A("./src/utils/logger.ts"),R=A("./src/utils/buffer-helper.ts"),j=A("./src/controller/fragment-finders.ts"),F=A("./src/utils/discontinuities.ts"),k=A("./src/controller/level-helper.ts"),L=A("./src/controller/fragment-tracker.ts"),v=A("./src/controller/base-stream-controller.ts"),S=A("./src/types/loader.ts"),D=A("./src/types/level.ts");function T(l,w){for(var p=0;p<w.length;p++){var h=w[p];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(l,h.key,h)}}function E(l,w,p){return w&&T(l.prototype,w),p&&T(l,p),l}function g(l,w){l.prototype=Object.create(w.prototype),l.prototype.constructor=l,u(l,w)}function u(l,w){return u=Object.setPrototypeOf||function(h,C){return h.__proto__=C,h},u(l,w)}var a=500,s=function(l){g(w,l);function w(h,C){var b;return b=l.call(this,h,C,"[subtitle-stream-controller]")||this,b.levels=[],b.currentTrackId=-1,b.tracksBuffered=[],b.mainDetails=null,b._registerListeners(),b}var p=w.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._registerListeners=function(){var C=this.hls;C.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.on(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.on(z.Events.ERROR,this.onError,this),C.on(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.on(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.on(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p._unregisterListeners=function(){var C=this.hls;C.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.off(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.off(z.Events.ERROR,this.onError,this),C.off(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.off(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.off(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p.startLoad=function(){this.stopLoad(),this.state=v.State.IDLE,this.setInterval(a),this.tick()},p.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},p.onLevelLoaded=function(C,b){this.mainDetails=b.details},p.onSubtitleFragProcessed=function(C,b){var c=b.frag,f=b.success;if(this.fragPrevious=c,this.state=v.State.IDLE,!f)return;var d=this.tracksBuffered[this.currentTrackId];if(!d)return;for(var o,y=c.start,m=0;m<d.length;m++)if(y>=d[m].start&&y<=d[m].end){o=d[m];break}var x=c.start+c.duration;o?o.end=x:(o={start:y,end:x},d.push(o)),this.fragmentTracker.fragBuffered(c)},p.onBufferFlushing=function(C,b){var c=b.startOffset,f=b.endOffset;if(c===0&&f!==Number.POSITIVE_INFINITY){var d=this.currentTrackId,o=this.levels;if(!o.length||!o[d]||!o[d].details)return;var y=o[d].details,m=y.targetduration,x=f-m;if(x<=0)return;b.endOffsetSubtitles=Math.max(0,x),this.tracksBuffered.forEach(function(P){for(var U=0;U<P.length;){if(P[U].end<=x){P.shift();continue}else if(P[U].start<x)P[U].start=x;else break;U++}}),this.fragmentTracker.removeFragmentsInRange(c,x,S.PlaylistLevelType.SUBTITLE)}},p.onError=function(C,b){var c,f=b.frag;if(!f||f.type!==S.PlaylistLevelType.SUBTITLE)return;(c=this.fragCurrent)!==null&&c!==void 0&&c.loader&&this.fragCurrent.loader.abort(),this.state=v.State.IDLE},p.onSubtitleTracksUpdated=function(C,b){var c=this,f=b.subtitleTracks;this.tracksBuffered=[],this.levels=f.map(function(d){return new D.Level(d)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(d){c.tracksBuffered[d.id]=[]}),this.mediaBuffer=null},p.onSubtitleTrackSwitch=function(C,b){if(this.currentTrackId=b.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var c=this.levels[this.currentTrackId];c!=null&&c.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,c&&this.setInterval(a)},p.onSubtitleTrackLoaded=function(C,b){var c,f=b.details,d=b.id,o=this.currentTrackId,y=this.levels;if(!y.length)return;var m=y[o];if(d>=y.length||d!==o||!m)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,f.live||(c=m.details)!==null&&c!==void 0&&c.live){var x=this.mainDetails;if(f.deltaUpdateFailed||!x)return;var P=x.fragments[0];if(!m.details)f.hasProgramDateTime&&x.hasProgramDateTime?Object(F.alignMediaPlaylistByPDT)(f,x):P&&Object(k.addSliding)(f,P.start);else{var U=this.alignPlaylists(f,m.details);U===0&&P&&Object(k.addSliding)(f,P.start)}}if(m.details=f,this.levelLastLoaded=d,this.tick(),f.live&&!this.fragCurrent&&this.media&&this.state===v.State.IDLE){var B=Object(j.findFragmentByPTS)(null,f.fragments,this.media.currentTime,0);B||(this.warn("Subtitle playlist not aligned with playback"),m.details=void 0)}},p._handleFragmentLoadComplete=function(C){var b=C.frag,c=C.payload,f=b.decryptdata,d=this.hls;if(this.fragContextChanged(b))return;if(c&&c.byteLength>0&&f&&f.key&&f.iv&&f.method==="AES-128"){var o=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(c),f.key.buffer,f.iv.buffer).then(function(y){var m=performance.now();d.trigger(z.Events.FRAG_DECRYPTED,{frag:b,payload:y,stats:{tstart:o,tdecrypt:m}})})}},p.doTick=function(){if(!this.media){this.state=v.State.IDLE;return}if(this.state===v.State.IDLE){var C,b=this.currentTrackId,c=this.levels;if(!c.length||!c[b]||!c[b].details)return;var f=c[b].details,d=f.targetduration,o=this.config,y=this.media,m=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,y.currentTime-d,o.maxBufferHole),x=m.end,P=m.len,U=this.getMaxBufferLength()+d;if(P>U)return;console.assert(f,"Subtitle track details are defined on idle subtitle stream controller tick");var B=f.fragments,W=B.length,O=f.edge,M,K=this.fragPrevious;if(x<O){var X=o.maxFragLookUpTolerance;K&&f.hasProgramDateTime&&(M=Object(j.findFragmentByPDT)(B,K.endProgramDateTime,X)),M||(M=Object(j.findFragmentByPTS)(K,B,x,X),!M&&K&&K.start<B[0].start&&(M=B[0]))}else M=B[W-1];(C=M)!==null&&C!==void 0&&C.encrypted?(I.logger.log("Loading key for "+M.sn),this.state=v.State.KEY_LOADING,this.hls.trigger(z.Events.KEY_LOADING,{frag:M})):M&&this.fragmentTracker.getState(M)===L.FragmentState.NOT_LOADED&&this.loadFragment(M,f,x)}},p.loadFragment=function(C,b,c){this.fragCurrent=C,l.prototype.loadFragment.call(this,C,b,c)},E(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(v.default)},"./src/controller/subtitle-track-controller.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/events.ts"),I=A("./src/utils/texttrack-utils.ts"),R=A("./src/controller/base-playlist-controller.ts"),j=A("./src/types/loader.ts");function F(T,E){for(var g=0;g<E.length;g++){var u=E[g];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(T,u.key,u)}}function k(T,E,g){return E&&F(T.prototype,E),g&&F(T,g),T}function L(T,E){T.prototype=Object.create(E.prototype),T.prototype.constructor=T,v(T,E)}function v(T,E){return v=Object.setPrototypeOf||function(u,a){return u.__proto__=a,u},v(T,E)}var S=function(T){L(E,T);function E(u){var a;return a=T.call(this,u,"[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 g=E.prototype;return g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,T.prototype.destroy.call(this)},g.registerListeners=function(){var a=this.hls;a.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),a.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),a.on(z.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var a=this.hls;a.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),a.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),a.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),a.off(z.Events.ERROR,this.onError,this)},g.onMediaAttached=function(a,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},g.pollTrackChange=function(a){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,a)},g.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=D(this.media.textTracks);a.forEach(function(s){Object(I.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},g.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},g.onManifestParsed=function(a,s){this.tracks=s.subtitleTracks},g.onSubtitleTrackLoaded=function(a,s){var l=s.id,w=s.details,p=this.trackId,h=this.tracksInGroup[p];if(!h){this.warn("Invalid subtitle track id "+l);return}var C=h.details;h.details=s.details,this.log("subtitle track "+l+" loaded ["+w.startSN+"-"+w.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,s,C))},g.onLevelLoading=function(a,s){this.switchLevel(s.level)},g.onLevelSwitching=function(a,s){this.switchLevel(s.level)},g.switchLevel=function(a){var s=this.hls.levels[a];if(!(s!=null&&s.textGroupIds))return;var l=s.textGroupIds[s.urlId];if(this.groupId!==l){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,p=this.tracks.filter(function(b){return!l||b.groupId===l});this.tracksInGroup=p;var h=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=l;var C={subtitleTracks:p};this.log("Updating subtitle tracks, "+p.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(z.Events.SUBTITLE_TRACKS_UPDATED,C),h!==-1&&this.setSubtitleTrack(h,w)}},g.findTrackId=function(a){for(var s=this.tracksInGroup,l=0;l<s.length;l++){var w=s[l];if((!this.selectDefaultTrack||w.default)&&(!a||a===w.name))return w.id}return-1},g.onError=function(a,s){if(T.prototype.onError.call(this,a,s),s.fatal||!s.context)return;s.context.type===j.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},g.loadPlaylist=function(a){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var l=s.id,w=s.groupId,p=s.url;if(a)try{p=a.addDirectives(p)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:p,id:l,groupId:w,deliveryDirectives:a||null})}},g.toggleTrackModes=function(a){var s=this,l=this.media,w=this.subtitleDisplay,p=this.trackId;if(!l)return;var h=D(l.textTracks),C=h.filter(function(f){return f.groupId===s.groupId});if(a===-1)[].slice.call(h).forEach(function(f){f.mode="disabled"});else{var b=C[p];b&&(b.mode="disabled")}var c=C[a];c&&(c.mode=w?"showing":"hidden")},g.setSubtitleTrack=function(a,s){var l,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=a;return}if(this.trackId!==a&&this.toggleTrackModes(a),this.trackId===a&&(a===-1||(l=w[a])!==null&&l!==void 0&&l.details)||a<-1||a>=w.length)return;this.clearTimer();var p=w[a];if(this.log("Switching to subtitle track "+a),this.trackId=a,p){var h=p.id,C=p.groupId,b=C===void 0?"":C,c=p.name,f=p.type,d=p.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:h,groupId:b,name:c,type:f,url:d});var o=this.switchParams(p.url,s==null?void 0:s.details);this.loadPlaylist(o)}else this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:a})},g.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var a=-1,s=D(this.media.textTracks),l=0;l<s.length;l++)if(s[l].mode==="hidden")a=l;else if(s[l].mode==="showing"){a=l;break}this.subtitleTrack!==a&&(this.subtitleTrack=a)},k(E,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(a){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(a,s)}}]),E}(R.default);function D(T){for(var E=[],g=0;g<T.length;g++){var u=T[g];u.kind==="subtitles"&&u.label&&E.push(T[g])}return E}G.default=S},"./src/controller/timeline-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"TimelineController",function(){return D});var z=A("./src/polyfills/number.ts"),I=A("./src/events.ts"),R=A("./src/utils/cea-608-parser.ts"),j=A("./src/utils/output-filter.ts"),F=A("./src/utils/webvtt-parser.ts"),k=A("./src/utils/texttrack-utils.ts"),L=A("./src/utils/imsc1-ttml-parser.ts"),v=A("./src/types/loader.ts"),S=A("./src/utils/logger.ts"),D=function(){function u(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var l=new j.default(this,"textTrack1"),w=new j.default(this,"textTrack2"),p=new j.default(this,"textTrack3"),h=new j.default(this,"textTrack4");this.cea608Parser1=new R.default(1,l,w),this.cea608Parser2=new R.default(3,p,h)}s.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(I.Events.FRAG_LOADING,this.onFragLoading,this),s.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var a=u.prototype;return a.destroy=function(){var l=this.hls;l.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(I.Events.FRAG_LOADING,this.onFragLoading,this),l.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},a.addCues=function(l,w,p,h,C){for(var b=!1,c=C.length;c--;){var f=C[c],d=E(f[0],f[1],w,p);if(d>=0&&(f[0]=Math.min(f[0],w),f[1]=Math.max(f[1],p),b=!0,d/(p-w)>.5))return}if(b||C.push([w,p]),this.config.renderTextTracksNatively){var o=this.captionsTracks[l];this.Cues.newCue(o,w,p,h)}else{var y=this.Cues.newCue(null,w,p,h);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:y,track:l})}},a.onInitPtsFound=function(l,w){var p=this,h=w.frag,C=w.id,b=w.initPTS,c=w.timescale,f=this.unparsedVttFrags;C==="main"&&(this.initPTS[h.cc]=b,this.timescale[h.cc]=c),f.length&&(this.unparsedVttFrags=[],f.forEach(function(d){p.onFragLoaded(I.Events.FRAG_LOADED,d)}))},a.getExistingTrack=function(l){var w=this.media;if(w)for(var p=0;p<w.textTracks.length;p++){var h=w.textTracks[p];if(h[l])return h}return null},a.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},a.createNativeTrack=function(l){if(this.captionsTracks[l])return;var w=this.captionsProperties,p=this.captionsTracks,h=this.media,C=w[l],b=C.label,c=C.languageCode,f=this.getExistingTrack(l);if(f)p[l]=f,Object(k.clearCurrentCues)(p[l]),Object(k.sendAddTrackEvent)(p[l],h);else{var d=this.createTextTrack("captions",b,c);d&&(d[l]=!0,p[l]=d)}},a.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var w=this.captionsProperties[l];if(!w)return;var p=w.label,h={_id:l,label:p,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[l]=h,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[h]})},a.createTextTrack=function(l,w,p){var h=this.media;return h?h.addTextTrack(l,w,p):void 0},a.onMediaAttaching=function(l,w){this.media=w.media,this._cleanTracks()},a.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(w){Object(k.clearCurrentCues)(l[w]),delete l[w]}),this.nonNativeCaptionsTracks={}},a.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),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 l=this.media;if(!l)return;var w=l.textTracks;if(w)for(var p=0;p<w.length;p++)Object(k.clearCurrentCues)(w[p])},a.onSubtitleTracksUpdated=function(l,w){var p=this;this.textTracks=[];var h=w.subtitleTracks||[],C=h.some(function(d){return d.textCodec===L.IMSC1_CODEC});if(this.config.enableWebVTT||C&&this.config.enableIMSC1){var b=this.tracks&&h&&this.tracks.length===h.length;if(this.tracks=h||[],this.config.renderTextTracksNatively){var c=this.media?this.media.textTracks:[];this.tracks.forEach(function(d,o){var y;if(o<c.length){for(var m=null,x=0;x<c.length;x++)if(T(c[x],d)){m=c[x];break}m&&(y=m)}y?Object(k.clearCurrentCues)(y):(y=p.createTextTrack("subtitles",d.name,d.lang),y&&(y.mode="disabled")),y&&(y.groupId=d.groupId,p.textTracks.push(y))})}else if(!b&&this.tracks&&this.tracks.length){var f=this.tracks.map(function(d){return{label:d.name,kind:d.type.toLowerCase(),default:d.default,subtitleTrack:d}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:f})}}},a.onManifestLoaded=function(l,w){var p=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(h){var C=/(?:CC|SERVICE)([1-4])/.exec(h.instreamId);if(!C)return;var b="textTrack"+C[1],c=p.captionsProperties[b];if(!c)return;c.label=h.name,h.lang&&(c.languageCode=h.lang),c.media=h})},a.onFragLoading=function(l,w){var p=this.cea608Parser1,h=this.cea608Parser2,C=this.lastSn,b=this.lastPartIndex;if(!this.enabled||!(p&&h))return;if(w.frag.type===v.PlaylistLevelType.MAIN){var c,f,d=w.frag.sn,o=(c=w==null||((f=w.part)===null||f===void 0)?void 0:f.index)!=null?c:-1;d===C+1||d===C&&o===b+1||(p.reset(),h.reset()),this.lastSn=d,this.lastPartIndex=o}},a.onFragLoaded=function(l,w){var p=w.frag,h=w.payload,C=this.initPTS,b=this.unparsedVttFrags;if(p.type===v.PlaylistLevelType.SUBTITLE)if(h.byteLength){if(!Object(z.isFiniteNumber)(C[p.cc])){b.push(w),C.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Missing initial subtitle PTS")});return}var c=p.decryptdata;if(c==null||c.key==null||c.method!=="AES-128"){var f=this.tracks[p.level],d=this.vttCCs;d[p.cc]||(d[p.cc]={start:p.start,prevCC:this.prevCC,new:!0},this.prevCC=p.cc),f&&f.textCodec===L.IMSC1_CODEC?this._parseIMSC1(p,h):this._parseVTTs(p,h,d)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Empty subtitle payload")})},a._parseIMSC1=function(l,w){var p=this,h=this.hls;Object(L.parseIMSC1)(w,this.initPTS[l.cc],this.timescale[l.cc],function(C){p._appendCues(C,l.level),h.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(C){S.logger.log("Failed to parse IMSC1: "+C),h.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:C})})},a._parseVTTs=function(l,w,p){var h=this,C=this.hls;Object(F.parseWebVTT)(w,this.initPTS[l.cc],this.timescale[l.cc],p,l.cc,l.start,function(b){h._appendCues(b,l.level),C.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(b){h._fallbackToIMSC1(l,w),S.logger.log("Failed to parse VTT cue: "+b),C.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:b})})},a._fallbackToIMSC1=function(l,w){var p=this,h=this.tracks[l.level];h.textCodec||Object(L.parseIMSC1)(w,this.initPTS[l.cc],this.timescale[l.cc],function(){h.textCodec=L.IMSC1_CODEC,p._parseIMSC1(l,w)},function(){h.textCodec="wvtt"})},a._appendCues=function(l,w){var p=this.hls;if(this.config.renderTextTracksNatively){var h=this.textTracks[w];if(h.mode==="disabled")return;l.forEach(function(c){return Object(k.addCueToTrack)(h,c)})}else{var C=this.tracks[w],b=C.default?"default":"subtitles"+w;p.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:l,track:b})}},a.onFragDecrypted=function(l,w){var p=w.frag;if(p.type===v.PlaylistLevelType.SUBTITLE){if(!Object(z.isFiniteNumber)(this.initPTS[p.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(I.Events.FRAG_LOADED,w)}},a.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},a.onFragParsingUserdata=function(l,w){var p=this.cea608Parser1,h=this.cea608Parser2;if(!this.enabled||!(p&&h))return;for(var C=0;C<w.samples.length;C++){var b=w.samples[C].bytes;if(b){var c=this.extractCea608Data(b);p.addData(w.samples[C].pts,c[0]),h.addData(w.samples[C].pts,c[1])}}},a.onBufferFlushing=function(l,w){var p=w.startOffset,h=w.endOffset,C=w.endOffsetSubtitles,b=w.type,c=this.media;if(!c||c.currentTime<h)return;if(!b||b==="video"){var f=this.captionsTracks;Object.keys(f).forEach(function(o){return Object(k.removeCuesInRange)(f[o],p,h)})}if(this.config.renderTextTracksNatively&&(p===0&&C!==void 0)){var d=this.textTracks;Object.keys(d).forEach(function(o){return Object(k.removeCuesInRange)(d[o],p,C)})}},a.extractCea608Data=function(l){for(var w=l[0]&31,p=2,h=[[],[]],C=0;C<w;C++){var b=l[p++],c=127&l[p++],f=127&l[p++],d=(4&b)!==0,o=3&b;if(c===0&&f===0)continue;d&&((o===0||o===1)&&(h[o].push(c),h[o].push(f)))}return h},u}();function T(u,a){return u&&u.label===a.name&&!(u.textTrack1||u.textTrack2)}function E(u,a,s,l){return Math.min(a,l)-Math.max(u,s)}function g(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return z});var z=function(){function I(j,F){this.subtle=void 0,this.aesIV=void 0,this.subtle=j,this.aesIV=F}var R=I.prototype;return R.decrypt=function(F,k){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},k,F)},I}()},"./src/crypt/aes-decryptor.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"removePadding",function(){return I}),A.d(G,"default",function(){return R});var z=A("./src/utils/typed-array.ts");function I(j){var F=j.byteLength,k=F&&new DataView(j.buffer).getUint8(F-1);return k?Object(z.sliceUint8)(j,0,F-k):j}var R=function(){function j(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var F=j.prototype;return F.uint8ArrayToUint32Array_=function(L){for(var v=new DataView(L),S=new Uint32Array(4),D=0;D<4;D++)S[D]=v.getUint32(D*4);return S},F.initTable=function(){var L=this.sBox,v=this.invSBox,S=this.subMix,D=S[0],T=S[1],E=S[2],g=S[3],u=this.invSubMix,a=u[0],s=u[1],l=u[2],w=u[3],p=new Uint32Array(256),h=0,C=0,b=0;for(b=0;b<256;b++)b<128?p[b]=b<<1:p[b]=b<<1^283;for(b=0;b<256;b++){var c=C^C<<1^C<<2^C<<3^C<<4;c=c>>>8^c&255^99,L[h]=c,v[c]=h;var f=p[h],d=p[f],o=p[d],y=p[c]*257^c*16843008;D[h]=y<<24|y>>>8,T[h]=y<<16|y>>>16,E[h]=y<<8|y>>>24,g[h]=y,y=o*16843009^d*65537^f*257^h*16843008,a[c]=y<<24|y>>>8,s[c]=y<<16|y>>>16,l[c]=y<<8|y>>>24,w[c]=y,h?(h=f^p[p[p[o^f]]],C^=p[p[C]]):h=C=1}},F.expandKey=function(L){for(var v=this.uint8ArrayToUint32Array_(L),S=!0,D=0;D<v.length&&S;)S=v[D]===this.key[D],D++;if(S)return;this.key=v;var T=this.keySize=v.length;if(T!==4&&T!==6&&T!==8)throw new Error("Invalid aes key size="+T);var E=this.ksRows=(T+6+1)*4,g,u,a=this.keySchedule=new 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u=[{demux:k.default,remux:v.default},{demux:F.default,remux:S.default},{demux:j.default,remux:v.default},{demux:L.default,remux:v.default}],a=1024;u.forEach(function(b){var c=b.demux;a=Math.max(a,c.minProbeByteLength)});var s=function(){function b(f,d,o,y,m){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 D.default,this.observer=f,this.typeSupported=d,this.config=o,this.vendor=y,this.id=m}var c=b.prototype;return c.configure=function(d){this.transmuxConfig=d,this.decrypter&&this.decrypter.reset()},c.push=function(d,o,y,m){var x=this,P=y.transmuxing;P.executeStart=g();var U=new Uint8Array(d),B=this.cache,W=this.config,O=this.currentTransmuxState,M=this.transmuxConfig;m&&(this.currentTransmuxState=m);var K=l(U,o);if(K&&K.method==="AES-128"){var X=this.getDecrypter();if(W.enableSoftwareAES){var ee=X.softwareDecrypt(U,K.key.buffer,K.iv.buffer);if(!ee)return P.executeEnd=g(),w(y);U=new Uint8Array(ee)}else return this.decryptionPromise=X.webCryptoDecrypt(U,K.key.buffer,K.iv.buffer).then(function(_e){var Le=x.push(_e,null,y);return x.decryptionPromise=null,Le}),this.decryptionPromise}var oe=m||O,xe=oe.contiguous,me=oe.discontinuity,ge=oe.trackSwitch,de=oe.accurateTimeOffset,se=oe.timeOffset,ne=M.audioCodec,he=M.videoCodec,$=M.defaultInitPts,ie=M.duration,Z=M.initSegmentData;if((me||ge)&&this.resetInitSegment(Z,ne,he,ie),me&&this.resetInitialTimestamp($),xe||this.resetContiguity(),this.needsProbing(U,me,ge)){if(B.dataLength){var Ee=B.flush();U=Object(T.appendUint8Array)(Ee,U)}this.configureTransmuxer(U,M)}var Se=this.transmux(U,K,se,de,y),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,P.executeEnd=g(),Se},c.flush=function(d){var o=this,y=d.transmuxing;y.executeStart=g();var m=this.decrypter,x=this.cache,P=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return o.flush(d)});var B=[],W=P.timeOffset;if(m){var O=m.flush();O&&B.push(this.push(O,null,d))}var M=x.dataLength;x.reset();var K=this.demuxer,X=this.remuxer;if(!K||!X)return M>=a&&this.observer.emit(z.Events.ERROR,z.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),y.executeEnd=g(),[w(d)];var ee=K.flush(W);return p(ee)?ee.then(function(oe){return o.flushRemux(B,oe,d),B}):(this.flushRemux(B,ee,d),B)},c.flushRemux=function(d,o,y){var m=o.audioTrack,x=o.avcTrack,P=o.id3Track,U=o.textTrack,B=this.currentTransmuxState,W=B.accurateTimeOffset,O=B.timeOffset;E.logger.log("[transmuxer.ts]: Flushed fragment "+y.sn+(y.part>-1?" p: "+y.part:"")+" of level "+y.level);var M=this.remuxer.remux(m,x,P,U,O,W,!0,this.id);d.push({remuxResult:M,chunkMeta:y}),y.transmuxing.executeEnd=g()},c.resetInitialTimestamp=function(d){var o=this.demuxer,y=this.remuxer;if(!o||!y)return;o.resetTimeStamp(d),y.resetTimeStamp(d)},c.resetContiguity=function(){var d=this.demuxer,o=this.remuxer;if(!d||!o)return;d.resetContiguity(),o.resetNextTimestamp()},c.resetInitSegment=function(d,o,y,m){var x=this.demuxer,P=this.remuxer;if(!x||!P)return;x.resetInitSegment(o,y,m),P.resetInitSegment(d,o,y)},c.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},c.transmux=function(d,o,y,m,x){var P;return o&&o.method==="SAMPLE-AES"?P=this.transmuxSampleAes(d,o,y,m,x):P=this.transmuxUnencrypted(d,y,m,x),P},c.transmuxUnencrypted=function(d,o,y,m){var x=this.demuxer.demux(d,o,!1,!this.config.progressive),P=x.audioTrack,U=x.avcTrack,B=x.id3Track,W=x.textTrack,O=this.remuxer.remux(P,U,B,W,o,y,!1,this.id);return{remuxResult:O,chunkMeta:m}},c.transmuxSampleAes=function(d,o,y,m,x){var P=this;return this.demuxer.demuxSampleAes(d,o,y).then(function(U){var B=P.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,y,m,!1,P.id);return{remuxResult:B,chunkMeta:x}})},c.configureTransmuxer=function(d,o){for(var y=this.config,m=this.observer,x=this.typeSupported,P=this.vendor,U=o.audioCodec,B=o.defaultInitPts,W=o.duration,O=o.initSegmentData,M=o.videoCodec,K,X=0,ee=u.length;X<ee;X++)if(u[X].demux.probe(d)){K=u[X];break}K||(E.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),K={demux:F.default,remux:S.default});var oe=this.demuxer,xe=this.remuxer,me=K.remux,ge=K.demux;(!xe||!(xe instanceof me))&&(this.remuxer=new me(m,y,x,P)),(!oe||!(oe instanceof ge))&&(this.demuxer=new ge(m,y,x),this.probe=ge.probe),this.resetInitSegment(O,U,M,W),this.resetInitialTimestamp(B)},c.needsProbing=function(d,o,y){return!this.demuxer||!this.remuxer||o||y},c.getDecrypter=function(){var d=this.decrypter;return d||(d=this.decrypter=new R.default(this.observer,this.config)),d},b}();function l(b,c){var f=null;return b.byteLength>0&&c!=null&&c.key!=null&&c.iv!==null&&c.method!=null&&(f=c),f}var w=function(c){return{remuxResult:{},chunkMeta:c}};function p(b){return"then"in b&&b.then instanceof Function}var h=function(c,f,d,o,y){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=c,this.videoCodec=f,this.initSegmentData=d,this.duration=o,this.defaultInitPts=y},C=function(c,f,d,o,y){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=c,this.contiguous=f,this.accurateTimeOffset=d,this.trackSwitch=o,this.timeOffset=y}},"./src/demux/tsdemuxer.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"discardEPB",function(){return w});var z=A("./src/demux/adts.ts"),I=A("./src/demux/mpegaudio.ts"),R=A("./src/demux/exp-golomb.ts"),j=A("./src/demux/id3.ts"),F=A("./src/demux/sample-aes.ts"),k=A("./src/events.ts"),L=A("./src/utils/mp4-tools.ts"),v=A("./src/utils/logger.ts"),S=A("./src/errors.ts"),D={video:1,audio:2,id3:3,text:4},T=function(){function p(C,b,c){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=C,this.config=b,this.typeSupported=c}p.probe=function(b){var c=p.syncOffset(b);return c<0?!1:(c&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+c+", junk ahead ?"),!0)},p.syncOffset=function(b){for(var c=Math.min(1e3,b.length-3*188),f=0;f<c;){if(b[f]===71&&b[f+188]===71&&b[f+2*188]===71)return f;f++}return-1},p.createTrack=function(b,c){return{container:b==="video"||b==="audio"?"video/mp2t":void 0,type:b,id:D[b],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:b==="audio"?c:void 0}};var h=p.prototype;return h.resetInitSegment=function(b,c,f){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=p.createTrack("video",f),this._audioTrack=p.createTrack("audio",f),this._id3Track=p.createTrack("id3",f),this._txtTrack=p.createTrack("text",f),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=b,this.videoCodec=c,this._duration=f},h.resetTimeStamp=function(){},h.resetContiguity=function(){var b=this._audioTrack,c=this._avcTrack,f=this._id3Track;b&&(b.pesData=null),c&&(c.pesData=null),f&&(f.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},h.demux=function(b,c,f,d){f===void 0&&(f=!1),d===void 0&&(d=!1),f||(this.sampleAes=null);var o,y=this._avcTrack,m=this._audioTrack,x=this._id3Track,P=y.pid,U=y.pesData,B=m.pid,W=x.pid,O=m.pesData,M=x.pesData,K=!1,X=this.pmtParsed,ee=this._pmtId,oe=b.length;if(this.remainderData&&(b=Object(L.appendUint8Array)(this.remainderData,b),oe=b.length,this.remainderData=null),oe<188&&!d)return this.remainderData=b,{audioTrack:m,avcTrack:y,id3Track:x,textTrack:this._txtTrack};var xe=Math.max(0,p.syncOffset(b));oe-=(oe+xe)%188,oe<b.byteLength&&!d&&(this.remainderData=new Uint8Array(b.buffer,oe,b.buffer.byteLength-oe));for(var me=xe;me<oe;me+=188)if(b[me]===71){var ge=!!(b[me+1]&64),de=((b[me+1]&31)<<8)+b[me+2],se=(b[me+3]&48)>>4,ne=void 0;if(se>1){if(ne=me+5+b[me+4],ne===me+188)continue}else ne=me+4;switch(de){case P:ge&&(U&&(o=a(U))&&this.parseAVCPES(o,!1),U={data:[],size:0}),U&&(U.data.push(b.subarray(ne,me+188)),U.size+=me+188-ne);break;case B:ge&&(O&&(o=a(O))&&(m.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),O={data:[],size:0}),O&&(O.data.push(b.subarray(ne,me+188)),O.size+=me+188-ne);break;case W:ge&&(M&&(o=a(M))&&this.parseID3PES(o),M={data:[],size:0}),M&&(M.data.push(b.subarray(ne,me+188)),M.size+=me+188-ne);break;case 0:ge&&(ne+=b[ne]+1),ee=this._pmtId=g(b,ne);break;case ee:{ge&&(ne+=b[ne]+1);var he=u(b,ne,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,f);P=he.avc,P>0&&(y.pid=P),B=he.audio,B>0&&(m.pid=B,m.isAAC=he.isAAC),W=he.id3,W>0&&(x.pid=W),K&&!X&&(v.logger.log("reparse from beginning"),K=!1,me=xe-188),X=this.pmtParsed=!0;break}case 17:case 8191:break;default:K=!0;break}}else this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});y.pesData=U,m.pesData=O,x.pesData=M;var $={audioTrack:m,avcTrack:y,id3Track:x,textTrack:this._txtTrack};return d&&this.extractRemainingSamples($),$},h.flush=function(){var b=this.remainderData;this.remainderData=null;var c;return b?c=this.demux(b,-1,!1,!0):c={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(c),this.sampleAes?this.decrypt(c,this.sampleAes):c},h.extractRemainingSamples=function(b){var c=b.audioTrack,f=b.avcTrack,d=b.id3Track,o=f.pesData,y=c.pesData,m=d.pesData,x;o&&(x=a(o))?(this.parseAVCPES(x,!0),f.pesData=null):f.pesData=o,y&&(x=a(y))?(c.isAAC?this.parseAACPES(x):this.parseMPEGPES(x),c.pesData=null):(y!=null&&y.size&&v.logger.log("last AAC PES packet truncated,might overlap between fragments"),c.pesData=y),m&&(x=a(m))?(this.parseID3PES(x),d.pesData=null):d.pesData=m},h.demuxSampleAes=function(b,c,f){var d=this.demux(b,f,!0,!this.config.progressive),o=this.sampleAes=new F.default(this.observer,this.config,c);return this.decrypt(d,o)},h.decrypt=function(b,c){return new Promise(function(f){var d=b.audioTrack,o=b.avcTrack;d.samples&&d.isAAC?c.decryptAacSamples(d.samples,0,function(){o.samples?c.decryptAvcSamples(o.samples,0,0,function(){f(b)}):f(b)}):o.samples&&c.decryptAvcSamples(o.samples,0,0,function(){f(b)})})},h.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},h.parseAVCPES=function(b,c){var f=this,d=this._avcTrack,o=this.parseAVCNALu(b.data),y=!1,m=this.avcSample,x,P=!1;b.data=null,m&&o.length&&!d.audFound&&(s(m,d),m=this.avcSample=E(!1,b.pts,b.dts,"")),o.forEach(function(U){switch(U.type){case 1:{x=!0,m||(m=f.avcSample=E(!0,b.pts,b.dts,"")),y&&(m.debug+="NDR "),m.frame=!0;var B=U.data;if(P&&B.length>4){var W=new R.default(B).readSliceType();(W===2||W===4||W===7||W===9)&&(m.key=!0)}break}case 5:x=!0,m||(m=f.avcSample=E(!0,b.pts,b.dts,"")),y&&(m.debug+="IDR "),m.key=!0,m.frame=!0;break;case 6:{x=!0,y&&m&&(m.debug+="SEI ");var O=new R.default(w(U.data));O.readUByte();for(var M=0,K=0,X=!1,ee=0;!X&&O.bytesAvailable>1;){M=0;do ee=O.readUByte(),M+=ee;while(ee===255);K=0;do ee=O.readUByte(),K+=ee;while(ee===255);if(M===4&&O.bytesAvailable!==0){X=!0;var oe=O.readUByte();if(oe===181){var xe=O.readUShort();if(xe===49){var me=O.readUInt();if(me===1195456820){var ge=O.readUByte();if(ge===3){for(var de=O.readUByte(),se=O.readUByte(),ne=31&de,he=[de,se],$=0;$<ne;$++)he.push(O.readUByte()),he.push(O.readUByte()),he.push(O.readUByte());l(f._txtTrack.samples,{type:3,pts:b.pts,bytes:he})}}}}}else if(M===5&&O.bytesAvailable!==0){if(X=!0,K>16){for(var ie=[],Z=0;Z<16;Z++)ie.push(O.readUByte().toString(16)),(Z===3||Z===5||Z===7||Z===9)&&ie.push("-");for(var Ee=K-16,Se=new Uint8Array(Ee),ye=0;ye<Ee;ye++)Se[ye]=O.readUByte();l(f._txtTrack.samples,{pts:b.pts,payloadType:M,uuid:ie.join(""),userData:Object(j.utf8ArrayToStr)(Se),userDataBytes:Se})}}else if(K<O.bytesAvailable)for(var _e=0;_e<K;_e++)O.readUByte()}break}case 7:if(x=!0,P=!0,y&&m&&(m.debug+="SPS "),!d.sps){var Le=new R.default(U.data),Ie=Le.readSPS();d.width=Ie.width,d.height=Ie.height,d.pixelRatio=Ie.pixelRatio,d.sps=[U.data],d.duration=f._duration;for(var Me=U.data.subarray(1,4),Ce="avc1.",we=0;we<3;we++){var Be=Me[we].toString(16);Be.length<2&&(Be="0"+Be),Ce+=Be}d.codec=Ce}break;case 8:x=!0,y&&m&&(m.debug+="PPS "),d.pps||(d.pps=[U.data]);break;case 9:x=!1,d.audFound=!0,m&&s(m,d),m=f.avcSample=E(!1,b.pts,b.dts,y?"AUD ":"");break;case 12:x=!1;break;default:x=!1,m&&(m.debug+="unknown NAL "+U.type+" ");break}if(m&&x){var Ke=m.units;Ke.push(U)}}),c&&m&&(s(m,d),this.avcSample=null)},h.getLastNalUnit=function(){var b,c=this.avcSample,f;if(!c||c.units.length===0){var d=this._avcTrack.samples;c=d[d.length-1]}if((b=c)!==null&&b!==void 0&&b.units){var o=c.units;f=o[o.length-1]}return f},h.parseAVCNALu=function(b){var c=b.byteLength,f=this._avcTrack,d=f.naluState||0,o=d,y=[],m=0,x,P,U,B=-1,W=0;for(d===-1&&(B=0,W=b[0]&31,d=0,m=1);m<c;){if(x=b[m++],!d){d=x?0:1;continue}if(d===1){d=x?0:2;continue}if(!x)d=3;else if(x===1){if(B>=0){var O={data:b.subarray(B,m-d-1),type:W};y.push(O)}else{var M=this.getLastNalUnit();if(M&&(o&&m<=4-o&&(M.state&&(M.data=M.data.subarray(0,M.data.byteLength-o))),P=m-d-1,P>0)){var K=new Uint8Array(M.data.byteLength+P);K.set(M.data,0),K.set(b.subarray(0,P),M.data.byteLength),M.data=K,M.state=0}}m<c?(U=b[m]&31,B=m,W=U,d=0):d=-1}else d=0}if(B>=0&&d>=0){var X={data:b.subarray(B,c),type:W,state:d};y.push(X)}if(y.length===0){var ee=this.getLastNalUnit();if(ee){var oe=new Uint8Array(ee.data.byteLength+b.byteLength);oe.set(ee.data,0),oe.set(b,ee.data.byteLength),ee.data=oe}}return f.naluState=d,y},h.parseAACPES=function(b){var c=0,f=this._audioTrack,d=this.aacOverFlow,o=b.data;if(d){this.aacOverFlow=null;var y=d.sample.unit.byteLength,m=Math.min(d.missing,y),x=y-m;d.sample.unit.set(o.subarray(0,m),x),f.samples.push(d.sample),c=d.missing}var P,U;for(P=c,U=o.length;P<U-1&&!z.isHeader(o,P);P++);if(P!==c){var B,W;if(P<U-1?(B="AAC PES did not start with ADTS header,offset:"+P,W=!1):(B="no ADTS header found in AAC PES",W=!0),v.logger.warn("parsing error:"+B),this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:B}),W)return}z.initTrackConfig(f,this.observer,o,P,this.audioCodec);var O;if(b.pts!==void 0)O=b.pts;else if(d){var M=z.getFrameDuration(f.samplerate);O=d.sample.pts+M}else{v.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var K=0;P<U;)if(z.isHeader(o,P)){if(P+5<U){var X=z.appendFrame(f,o,P,O,K);if(X)if(X.missing)this.aacOverFlow=X;else{P+=X.length,K++;continue}}break}else P++},h.parseMPEGPES=function(b){var c=b.data,f=c.length,d=0,o=0,y=b.pts;if(y===void 0){v.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;o<f;)if(I.isHeader(c,o)){var m=I.appendFrame(this._audioTrack,c,o,y,d);if(m)o+=m.length,d++;else break}else o++},h.parseID3PES=function(b){if(b.pts===void 0){v.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(b)},p}();T.minProbeByteLength=188;function E(p,h,C,b){return{key:p,frame:!1,pts:h,dts:C,units:[],debug:b,length:0}}function g(p,h){return(p[h+10]&31)<<8|p[h+11]}function u(p,h,C,b){var c={audio:-1,avc:-1,id3:-1,isAAC:!0},f=(p[h+1]&15)<<8|p[h+2],d=h+3+f-4,o=(p[h+10]&15)<<8|p[h+11];for(h+=12+o;h<d;){var y=(p[h+1]&31)<<8|p[h+2];switch(p[h]){case 207:if(!b){v.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:c.audio===-1&&(c.audio=y);break;case 21:c.id3===-1&&(c.id3=y);break;case 219:if(!b){v.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:c.avc===-1&&(c.avc=y);break;case 3:case 4:C?c.audio===-1&&(c.audio=y,c.isAAC=!1):v.logger.log("MPEG audio found, not supported in this browser");break;case 36:v.logger.warn("Unsupported HEVC stream type found");break;default:break}h+=((p[h+3]&15)<<8|p[h+4])+5}return c}function a(p){var h=0,C,b,c,f,d,o=p.data;if(!p||p.size===0)return null;for(;o[0].length<19&&o.length>1;){var y=new Uint8Array(o[0].length+o[1].length);y.set(o[0]),y.set(o[1],o[0].length),o[0]=y,o.splice(1,1)}C=o[0];var m=(C[0]<<16)+(C[1]<<8)+C[2];if(m===1){if(b=(C[4]<<8)+C[5],b&&b>p.size-6)return null;var x=C[7];x&192&&(f=(C[9]&14)*536870912+(C[10]&255)*4194304+(C[11]&254)*16384+(C[12]&255)*128+(C[13]&254)/2,x&64?(d=(C[14]&14)*536870912+(C[15]&255)*4194304+(C[16]&254)*16384+(C[17]&255)*128+(C[18]&254)/2,f-d>60*9e4&&(v.logger.warn(Math.round((f-d)/9e4)+"s delta between PTS and DTS, align them"),f=d)):d=f),c=C[8];var P=c+9;if(p.size<=P)return null;p.size-=P;for(var U=new Uint8Array(p.size),B=0,W=o.length;B<W;B++){C=o[B];var O=C.byteLength;if(P)if(P>O){P-=O;continue}else C=C.subarray(P),O-=P,P=0;U.set(C,h),h+=O}return b&&(b-=c+3),{data:U,pts:f,dts:d,len:b}}return null}function s(p,h){if(p.units.length&&p.frame){if(p.pts===void 0){var C=h.samples,b=C.length;if(b){var 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I;(function(R){R.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",R.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",R.KEY_SYSTEM_NO_SESSION="keySystemNoSession",R.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",R.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",R.MANIFEST_LOAD_ERROR="manifestLoadError",R.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",R.MANIFEST_PARSING_ERROR="manifestParsingError",R.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",R.LEVEL_EMPTY_ERROR="levelEmptyError",R.LEVEL_LOAD_ERROR="levelLoadError",R.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",R.LEVEL_SWITCH_ERROR="levelSwitchError",R.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",R.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",R.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",R.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",R.FRAG_LOAD_ERROR="fragLoadError",R.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",R.FRAG_DECRYPT_ERROR="fragDecryptError",R.FRAG_PARSING_ERROR="fragParsingError",R.REMUX_ALLOC_ERROR="remuxAllocError",R.KEY_LOAD_ERROR="keyLoadError",R.KEY_LOAD_TIMEOUT="keyLoadTimeOut",R.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",R.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",R.BUFFER_APPEND_ERROR="bufferAppendError",R.BUFFER_APPENDING_ERROR="bufferAppendingError",R.BUFFER_STALLED_ERROR="bufferStalledError",R.BUFFER_FULL_ERROR="bufferFullError",R.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",R.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",R.INTERNAL_EXCEPTION="internalException",R.INTERNAL_ABORTED="aborted",R.UNKNOWN="unknown"})(I||(I={}))},"./src/events.ts":function(te,G,A){"use 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z;(function(I){I.MEDIA_ATTACHING="hlsMediaAttaching",I.MEDIA_ATTACHED="hlsMediaAttached",I.MEDIA_DETACHING="hlsMediaDetaching",I.MEDIA_DETACHED="hlsMediaDetached",I.BUFFER_RESET="hlsBufferReset",I.BUFFER_CODECS="hlsBufferCodecs",I.BUFFER_CREATED="hlsBufferCreated",I.BUFFER_APPENDING="hlsBufferAppending",I.BUFFER_APPENDED="hlsBufferAppended",I.BUFFER_EOS="hlsBufferEos",I.BUFFER_FLUSHING="hlsBufferFlushing",I.BUFFER_FLUSHED="hlsBufferFlushed",I.MANIFEST_LOADING="hlsManifestLoading",I.MANIFEST_LOADED="hlsManifestLoaded",I.MANIFEST_PARSED="hlsManifestParsed",I.LEVEL_SWITCHING="hlsLevelSwitching",I.LEVEL_SWITCHED="hlsLevelSwitched",I.LEVEL_LOADING="hlsLevelLoading",I.LEVEL_LOADED="hlsLevelLoaded",I.LEVEL_UPDATED="hlsLevelUpdated",I.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",I.LEVELS_UPDATED="hlsLevelsUpdated",I.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",I.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",I.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",I.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",I.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",I.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",I.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",I.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",I.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",I.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",I.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",I.CUES_PARSED="hlsCuesParsed",I.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",I.INIT_PTS_FOUND="hlsInitPtsFound",I.FRAG_LOADING="hlsFragLoading",I.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",I.FRAG_LOADED="hlsFragLoaded",I.FRAG_DECRYPTED="hlsFragDecrypted",I.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",I.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",I.FRAG_PARSING_METADATA="hlsFragParsingMetadata",I.FRAG_PARSED="hlsFragParsed",I.FRAG_BUFFERED="hlsFragBuffered",I.FRAG_CHANGED="hlsFragChanged",I.FPS_DROP="hlsFpsDrop",I.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",I.ERROR="hlsError",I.DESTROYING="hlsDestroying",I.KEY_LOADING="hlsKeyLoading",I.KEY_LOADED="hlsKeyLoaded",I.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",I.BACK_BUFFER_REACHED="hlsBackBufferReached"})(z||(z={}))},"./src/hls.ts":function(te,G,A){"use 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C=this.config,b=C.fLoader,c=C.loader;return new Promise(function(f,d){h.loader&&h.loader.destroy();var o=h.loader=l.loader=b?new b(C):new c(C),y=E(l,w),m={timeout:C.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:C.fragLoadingMaxRetryTimeout,highWaterMark:D};w.stats=o.stats,o.load(y,m,{onSuccess:function(P,U,B,W){h.resetLoader(l,o),h.updateStatsFromPart(l,w);var O={frag:l,part:w,payload:P.data,networkDetails:W};p(O),f(O)},onError:function(P,U,B){h.resetLoader(l,o),d(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:l,part:w,response:P,networkDetails:B}))},onAbort:function(P,U,B){l.stats.aborted=w.stats.aborted,h.resetLoader(l,o),d(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:l,part:w,networkDetails:B}))},onTimeout:function(P,U,B){h.resetLoader(l,o),d(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:l,part:w,networkDetails:B}))}})})},a.updateStatsFromPart=function(l,w){var p=l.stats,h=w.stats,C=h.total;if(p.loaded+=h.loaded,C){var b=Math.round(l.duration/w.duration),c=Math.min(Math.round(p.loaded/C),b),f=b-c,d=f*Math.round(p.loaded/c);p.total=p.loaded+d}else p.total=Math.max(p.loaded,p.total);var o=p.loading,y=h.loading;o.start?o.first+=y.first-y.start:(o.start=y.start,o.first=y.first),o.end=y.end},a.resetLoader=function(l,w){l.loader=null,this.loader===w&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),w.destroy()},u}();function E(u,a){a===void 0&&(a=null);var s=a||u,l={frag:u,part:a,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},w=s.byteRangeStartOffset,p=s.byteRangeEndOffset;return Object(z.isFiniteNumber)(w)&&Object(z.isFiniteNumber)(p)&&(l.rangeStart=w,l.rangeEnd=p),l}var g=function(u){R(a,u);function a(s){for(var l,w=arguments.length,p=new Array(w>1?w-1:0),h=1;h<w;h++)p[h-1]=arguments[h];return l=u.call.apply(u,[this].concat(p))||this,l.data=void 0,l.data=s,l}return a}(j(Error))},"./src/loader/fragment.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"ElementaryStreamTypes",function(){return T}),A.d(G,"BaseSegment",function(){return E}),A.d(G,"Fragment",function(){return g}),A.d(G,"Part",function(){return u});var z=A("./src/polyfills/number.ts"),I=A("./node_modules/url-toolkit/src/url-toolkit.js"),R=A.n(I),j=A("./src/utils/logger.ts"),F=A("./src/loader/level-key.ts"),k=A("./src/loader/load-stats.ts");function L(a,s){a.prototype=Object.create(s.prototype),a.prototype.constructor=a,v(a,s)}function v(a,s){return v=Object.setPrototypeOf||function(w,p){return w.__proto__=p,w},v(a,s)}function S(a,s){for(var l=0;l<s.length;l++){var w=s[l];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(a,w.key,w)}}function D(a,s,l){return s&&S(a.prototype,s),l&&S(a,l),a}var T;(function(a){a.AUDIO="audio",a.VIDEO="video",a.AUDIOVIDEO="audiovideo"})(T||(T={}));var E=function(){function a(l){var w;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(w={},w[T.AUDIO]=null,w[T.VIDEO]=null,w[T.AUDIOVIDEO]=null,w),this.baseurl=l}var s=a.prototype;return s.setByteRange=function(w,p){var h=w.split("@",2),C=[];h.length===1?C[0]=p?p.byteRangeEndOffset:0:C[0]=parseInt(h[1]),C[1]=parseInt(h[0])+C[0],this._byteRange=C},D(a,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(I.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(w){this._url=w}}]),a}(),g=function(a){L(s,a);function s(w,p){var h;return h=a.call(this,p)||this,h._decryptdata=null,h.rawProgramDateTime=null,h.programDateTime=null,h.tagList=[],h.duration=0,h.sn=0,h.levelkey=void 0,h.type=void 0,h.loader=null,h.level=-1,h.cc=0,h.startPTS=void 0,h.endPTS=void 0,h.appendedPTS=void 0,h.startDTS=void 0,h.endDTS=void 0,h.start=0,h.deltaPTS=void 0,h.maxStartPTS=void 0,h.minEndPTS=void 0,h.stats=new k.LoadStats,h.urlId=0,h.data=void 0,h.bitrateTest=!1,h.title=null,h.initSegment=null,h.type=w,h}var l=s.prototype;return l.createInitializationVector=function(p){for(var h=new Uint8Array(16),C=12;C<16;C++)h[C]=p>>8*(15-C)&255;return h},l.setDecryptDataFromLevelKey=function(p,h){var C=p;return(p==null?void 0:p.method)==="AES-128"&&p.uri&&!p.iv&&(C=F.LevelKey.fromURI(p.uri),C.method=p.method,C.iv=this.createInitializationVector(h),C.keyFormat="identity"),C},l.setElementaryStreamInfo=function(p,h,C,b,c,f){f===void 0&&(f=!1);var d=this.elementaryStreams,o=d[p];if(!o){d[p]={startPTS:h,endPTS:C,startDTS:b,endDTS:c,partial:f};return}o.startPTS=Math.min(o.startPTS,h),o.endPTS=Math.max(o.endPTS,C),o.startDTS=Math.min(o.startDTS,b),o.endDTS=Math.max(o.endDTS,c)},l.clearElementaryStreamInfo=function(){var p=this.elementaryStreams;p[T.AUDIO]=null,p[T.VIDEO]=null,p[T.AUDIOVIDEO]=null},D(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var p=this.sn;typeof p!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&j.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),p=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,p)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(z.isFiniteNumber)(this.programDateTime))return null;var p=Object(z.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+p*1e3}},{key:"encrypted",get:function(){var p;return!!((p=this.decryptdata)!==null&&p!==void 0&&p.keyFormat&&this.decryptdata.uri)}}]),s}(E),u=function(a){L(s,a);function s(l,w,p,h,C){var b;b=a.call(this,p)||this,b.fragOffset=0,b.duration=0,b.gap=!1,b.independent=!1,b.relurl=void 0,b.fragment=void 0,b.index=void 0,b.stats=new k.LoadStats,b.duration=l.decimalFloatingPoint("DURATION"),b.gap=l.bool("GAP"),b.independent=l.bool("INDEPENDENT"),b.relurl=l.enumeratedString("URI"),b.fragment=w,b.index=h;var c=l.enumeratedString("BYTERANGE");return c&&b.setByteRange(c,C),C&&(b.fragOffset=C.fragOffset+C.duration),b}return D(s,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var w=this.elementaryStreams;return!!(w.audio||w.video||w.audiovideo)}}]),s}(E)},"./src/loader/key-loader.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return j});var z=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),j=function(){function F(L){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=L,this._registerListeners()}var k=F.prototype;return k._registerListeners=function(){this.hls.on(z.Events.KEY_LOADING,this.onKeyLoading,this)},k._unregisterListeners=function(){this.hls.off(z.Events.KEY_LOADING,this.onKeyLoading)},k.destroy=function(){this._unregisterListeners();for(var v in this.loaders){var S=this.loaders[v];S&&S.destroy()}this.loaders={}},k.onKeyLoading=function(v,S){var D=S.frag,T=D.type,E=this.loaders[T];if(!D.decryptdata){R.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var g=D.decryptdata.uri;if(g!==this.decrypturl||this.decryptkey===null){var u=this.hls.config;if(E&&(R.logger.warn("abort previous key loader for type:"+T),E.abort()),!g){R.logger.warn("key uri is falsy");return}var a=u.loader,s=D.loader=this.loaders[T]=new a(u);this.decrypturl=g,this.decryptkey=null;var l={url:g,frag:D,responseType:"arraybuffer"},w={timeout:u.fragLoadingTimeOut,maxRetry:0,retryDelay:u.fragLoadingRetryDelay,maxRetryDelay:u.fragLoadingMaxRetryTimeout,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(l,w,p)}else this.decryptkey&&(D.decryptdata.key=this.decryptkey,this.hls.trigger(z.Events.KEY_LOADED,{frag:D}))},k.loadsuccess=function(v,S,D){var T=D.frag;if(!T.decryptdata){R.logger.error("after key load, decryptdata unset");return}this.decryptkey=T.decryptdata.key=new Uint8Array(v.data),T.loader=null,delete this.loaders[T.type],this.hls.trigger(z.Events.KEY_LOADED,{frag:T})},k.loaderror=function(v,S){var D=S.frag,T=D.loader;T&&T.abort(),delete this.loaders[D.type],this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:D,response:v})},k.loadtimeout=function(v,S){var D=S.frag,T=D.loader;T&&T.abort(),delete this.loaders[D.type],this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:D})},F}()},"./src/loader/level-details.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"LevelDetails",function(){return F});var z=A("./src/polyfills/number.ts");function I(k,L){for(var v=0;v<L.length;v++){var S=L[v];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(k,S.key,S)}}function R(k,L,v){return L&&I(k.prototype,L),v&&I(k,v),k}var j=10,F=function(){function k(v){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=v}var L=k.prototype;return L.reloaded=function(S){if(!S){this.advanced=!0,this.updated=!0;return}var D=this.lastPartSn-S.lastPartSn,T=this.lastPartIndex-S.lastPartIndex;this.updated=this.endSN!==S.endSN||!!T||!!D,this.advanced=this.endSN>S.endSN||D>0||D===0&&T>0,this.updated||this.advanced?this.misses=Math.floor(S.misses*.6):this.misses=S.misses+1,this.availabilityDelay=S.availabilityDelay},R(k,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(z.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||j}},{key:"drift",get:function(){var S=this.driftEndTime-this.driftStartTime;if(S>0){var D=this.driftEnd-this.driftStart;return D*1e3/S}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var S;return(S=this.fragments)!==null&&S!==void 0&&S.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 S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),k}()},"./src/loader/level-key.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"LevelKey",function(){return F});var z=A("./node_modules/url-toolkit/src/url-toolkit.js"),I=A.n(z);function R(k,L){for(var v=0;v<L.length;v++){var S=L[v];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(k,S.key,S)}}function j(k,L,v){return L&&R(k.prototype,L),v&&R(k,v),k}var F=function(){k.fromURL=function(v,S){return new k(v,S)},k.fromURI=function(v){return new k(v)};function k(L,v){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,v?this._uri=Object(z.buildAbsoluteURL)(L,v,{alwaysNormalize:!0}):this._uri=L}return j(k,[{key:"uri",get:function(){return this._uri}}]),k}()},"./src/loader/load-stats.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"LoadStats",function(){return z});var z=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(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return s});var z=A("./src/polyfills/number.ts"),I=A("./node_modules/url-toolkit/src/url-toolkit.js"),R=A.n(I),j=A("./src/loader/fragment.ts"),F=A("./src/loader/level-details.ts"),k=A("./src/loader/level-key.ts"),L=A("./src/utils/attr-list.ts"),v=A("./src/utils/logger.ts"),S=A("./src/utils/codecs.ts"),D=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,T=/#EXT-X-MEDIA:(.*)/g,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"),g=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: 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d=[],o={},y=!1;D.lastIndex=0;for(var m;(m=D.exec(c))!=null;)if(m[1]){var x=new L.AttrList(m[1]),P={attrs:x,bitrate:x.decimalInteger("AVERAGE-BANDWIDTH")||x.decimalInteger("BANDWIDTH"),name:x.NAME,url:C.resolve(m[2],f)},U=x.decimalResolution("RESOLUTION");U&&(P.width=U.width,P.height=U.height),l((x.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),P),P.videoCodec&&P.videoCodec.indexOf("avc1")!==-1&&(P.videoCodec=C.convertAVC1ToAVCOTI(P.videoCodec)),d.push(P)}else if(m[3]){var B=new L.AttrList(m[3]);B["DATA-ID"]&&(y=!0,o[B["DATA-ID"]]=B)}return{levels:d,sessionData:y?o:null}},C.parseMasterPlaylistMedia=function(c,f,d,o){o===void 0&&(o=[]);var y,m=[],x=0;for(T.lastIndex=0;(y=T.exec(c))!==null;){var P=new L.AttrList(y[1]);if(P.TYPE===d){var U={attrs:P,bitrate:0,id:x++,groupId:P["GROUP-ID"],instreamId:P["INSTREAM-ID"],name:P.NAME||P.LANGUAGE||"",type:d,default:P.bool("DEFAULT"),autoselect:P.bool("AUTOSELECT"),forced:P.bool("FORCED"),lang:P.LANGUAGE,url:P.URI?C.resolve(P.URI,f):""};if(o.length){var B=C.findGroup(o,U.groupId)||o[0];w(U,B,"audioCodec"),w(U,B,"textCodec")}m.push(U)}}return m},C.parseLevelPlaylist=function(c,f,d,o,y){var m=new F.LevelDetails(f),x=m.fragments,P=null,U=0,B=0,W=0,O=0,M=null,K=new j.Fragment(o,f),X,ee,oe,xe=-1,me=!1;for(E.lastIndex=0,m.m3u8=c;(X=E.exec(c))!==null;){me&&(me=!1,K=new j.Fragment(o,f),K.start=W,K.sn=U,K.cc=O,K.level=d,P&&(K.initSegment=P,K.rawProgramDateTime=P.rawProgramDateTime));var ge=X[1];if(ge){K.duration=parseFloat(ge);var de=(" "+X[2]).slice(1);K.title=de||null,K.tagList.push(de?["INF",ge,de]:["INF",ge])}else if(X[3])Object(z.isFiniteNumber)(K.duration)&&(K.start=W,oe&&(K.levelkey=oe),K.sn=U,K.level=d,K.cc=O,K.urlId=y,x.push(K),K.relurl=(" "+X[3]).slice(1),h(K,M),M=K,W+=K.duration,U++,B=0,me=!0);else if(X[4]){var se=(" "+X[4]).slice(1);M?K.setByteRange(se,M):K.setByteRange(se)}else if(X[5])K.rawProgramDateTime=(" "+X[5]).slice(1),K.tagList.push(["PROGRAM-DATE-TIME",K.rawProgramDateTime]),xe===-1&&(xe=x.length);else{if(X=X[0].match(g),!X){v.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),he=(" "+X[ee+1]).slice(1),$=X[ee+2]?(" "+X[ee+2]).slice(1):"";switch(ne){case"PLAYLIST-TYPE":m.type=he.toUpperCase();break;case"MEDIA-SEQUENCE":U=m.startSN=parseInt(he);break;case"SKIP":{var ie=new L.AttrList(he),Z=ie.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(Z)){m.skippedSegments=Z;for(var Ee=Z;Ee--;)x.unshift(null);U+=Z}var Se=ie.enumeratedString("RECENTLY-REMOVED-DATERANGES");Se&&(m.recentlyRemovedDateranges=Se.split(" "));break}case"TARGETDURATION":m.targetduration=parseFloat(he);break;case"VERSION":m.version=parseInt(he);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(he||$)&&K.tagList.push($?[he,$]:[he]);break;case"DIS":O++;case"GAP":K.tagList.push([ne]);break;case"BITRATE":K.tagList.push([ne,he]);break;case"DISCONTINUITY-SEQ":O=parseInt(he);break;case"KEY":{var ye,_e=new L.AttrList(he),Le=_e.enumeratedString("METHOD"),Ie=_e.URI,Me=_e.hexadecimalInteger("IV"),Ce=_e.enumeratedString("KEYFORMATVERSIONS"),we=_e.enumeratedString("KEYID"),Be=(ye=_e.enumeratedString("KEYFORMAT"))!=null?ye:"identity",Ke=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ke.indexOf(Be)>-1){v.logger.warn("Keyformat "+Be+" is not supported from the manifest");continue}else if(Be!=="identity")continue;Le&&(oe=k.LevelKey.fromURL(f,Ie),Ie&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Le)>=0&&(oe.method=Le,oe.keyFormat=Be,we&&(oe.keyID=we),Ce&&(oe.keyFormatVersions=Ce),oe.iv=Me));break}case"START":{var Ue=new L.AttrList(he),Pe=Ue.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(Pe)&&(m.startTimeOffset=Pe);break}case"MAP":{var Ve=new L.AttrList(he);K.relurl=Ve.URI,Ve.BYTERANGE&&K.setByteRange(Ve.BYTERANGE),K.level=d,K.sn="initSegment",oe&&(K.levelkey=oe),K.initSegment=null,P=K,me=!0;break}case"SERVER-CONTROL":{var He=new L.AttrList(he);m.canBlockReload=He.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=He.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&He.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=He.optionalFloat("PART-HOLD-BACK",0),m.holdBack=He.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Xe=new L.AttrList(he);m.partTarget=Xe.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ae=m.partList;Ae||(Ae=m.partList=[]);var qe=B>0?Ae[Ae.length-1]:void 0,Je=B++,Oe=new j.Part(new L.AttrList(he),K,f,Je,qe);Ae.push(Oe),K.duration+=Oe.duration;break}case"PRELOAD-HINT":{var Ne=new L.AttrList(he);m.preloadHint=Ne;break}case"RENDITION-REPORT":{var ve=new L.AttrList(he);m.renditionReports=m.renditionReports||[],m.renditionReports.push(ve);break}default:v.logger.warn("line parsed but not handled: "+X);break}}}M&&!M.relurl?(x.pop(),W-=M.duration,m.partList&&(m.fragmentHint=M)):m.partList&&(h(K,M),K.cc=O,m.fragmentHint=K);var ce=x.length,fe=x[0],J=x[ce-1];if(W+=m.skippedSegments*m.targetduration,W>0&&ce&&J){m.averagetargetduration=W/ce;var q=J.sn;m.endSN=q!=="initSegment"?q:0,fe&&(m.startCC=fe.cc,fe.initSegment||m.fragments.every(function(re){return re.relurl&&a(re.relurl)})&&(v.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),K=new j.Fragment(o,f),K.relurl=J.relurl,K.level=d,K.sn="initSegment",fe.initSegment=K,m.needSidxRanges=!0))}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(W+=m.fragmentHint.duration),m.totalduration=W,m.endCC=O,xe>0&&p(x,xe),m},C}();function l(C,b){["video","audio","text"].forEach(function(c){var f=C.filter(function(o){return Object(S.isCodecType)(o,c)});if(f.length){var d=f.filter(function(o){return o.lastIndexOf("avc1",0)===0||o.lastIndexOf("mp4a",0)===0});b[c+"Codec"]=d.length>0?d[0]:f[0],C=C.filter(function(o){return f.indexOf(o)===-1})}}),b.unknownCodecs=C}function w(C,b,c){var f=b[c];f&&(C[c]=f)}function p(C,b){for(var c=C[b],f=b;f--;){var d=C[f];if(!d)return;d.programDateTime=c.programDateTime-d.duration*1e3,c=d}}function h(C,b){C.rawProgramDateTime?C.programDateTime=Date.parse(C.rawProgramDateTime):b!=null&&b.programDateTime&&(C.programDateTime=b.endProgramDateTime),Object(z.isFiniteNumber)(C.programDateTime)||(C.programDateTime=null,C.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/polyfills/number.ts"),I=A("./src/events.ts"),R=A("./src/errors.ts"),j=A("./src/utils/logger.ts"),F=A("./src/utils/mp4-tools.ts"),k=A("./src/loader/m3u8-parser.ts"),L=A("./src/types/loader.ts"),v=A("./src/utils/attr-list.ts");function S(E){var g=E.type;switch(g){case L.PlaylistContextType.AUDIO_TRACK:return L.PlaylistLevelType.AUDIO;case L.PlaylistContextType.SUBTITLE_TRACK:return L.PlaylistLevelType.SUBTITLE;default:return L.PlaylistLevelType.MAIN}}function D(E,g){var u=E.url;return(u===void 0||u.indexOf("data:")===0)&&(u=g.url),u}var T=function(){function E(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var g=E.prototype;return g.registerListeners=function(){var a=this.hls;a.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),a.on(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.unregisterListeners=function(){var a=this.hls;a.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),a.off(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),a.off(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.createInternalLoader=function(a){var s=this.hls.config,l=s.pLoader,w=s.loader,p=l||w,h=new p(s);return a.loader=h,this.loaders[a.type]=h,h},g.getInternalLoader=function(a){return this.loaders[a.type]},g.resetInternalLoader=function(a){this.loaders[a]&&delete this.loaders[a]},g.destroyInternalLoaders=function(){for(var a in this.loaders){var s=this.loaders[a];s&&s.destroy(),this.resetInternalLoader(a)}},g.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},g.onManifestLoading=function(a,s){var l=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:L.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},g.onLevelLoading=function(a,s){var l=s.id,w=s.level,p=s.url,h=s.deliveryDirectives;this.load({id:l,groupId:null,level:w,responseType:"text",type:L.PlaylistContextType.LEVEL,url:p,deliveryDirectives:h})},g.onAudioTrackLoading=function(a,s){var l=s.id,w=s.groupId,p=s.url,h=s.deliveryDirectives;this.load({id:l,groupId:w,level:null,responseType:"text",type:L.PlaylistContextType.AUDIO_TRACK,url:p,deliveryDirectives:h})},g.onSubtitleTrackLoading=function(a,s){var l=s.id,w=s.groupId,p=s.url,h=s.deliveryDirectives;this.load({id:l,groupId:w,level:null,responseType:"text",type:L.PlaylistContextType.SUBTITLE_TRACK,url:p,deliveryDirectives:h})},g.load=function(a){var s,l=this.hls.config,w=this.getInternalLoader(a);if(w){var p=w.context;if(p&&p.url===a.url){j.logger.trace("[playlist-loader]: playlist request ongoing");return}j.logger.log("[playlist-loader]: aborting previous loader for type: "+a.type),w.abort()}var h,C,b,c;switch(a.type){case L.PlaylistContextType.MANIFEST:h=l.manifestLoadingMaxRetry,C=l.manifestLoadingTimeOut,b=l.manifestLoadingRetryDelay,c=l.manifestLoadingMaxRetryTimeout;break;case L.PlaylistContextType.LEVEL:case L.PlaylistContextType.AUDIO_TRACK:case L.PlaylistContextType.SUBTITLE_TRACK:h=0,C=l.levelLoadingTimeOut;break;default:h=l.levelLoadingMaxRetry,C=l.levelLoadingTimeOut,b=l.levelLoadingRetryDelay,c=l.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(a),(s=a.deliveryDirectives)!==null&&s!==void 0&&s.part){var f;if(a.type===L.PlaylistContextType.LEVEL&&a.level!==null?f=this.hls.levels[a.level].details:a.type===L.PlaylistContextType.AUDIO_TRACK&&a.id!==null?f=this.hls.audioTracks[a.id].details:a.type===L.PlaylistContextType.SUBTITLE_TRACK&&a.id!==null&&(f=this.hls.subtitleTracks[a.id].details),f){var d=f.partTarget,o=f.targetduration;d&&o&&(C=Math.min(Math.max(d*3,o*.8)*1e3,C))}}var y={timeout:C,maxRetry:h,retryDelay:b,maxRetryDelay:c,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(a,y,m)},g.loadsuccess=function(a,s,l,w){if(w===void 0&&(w=null),l.isSidxRequest){this.handleSidxRequest(a,l),this.handlePlaylistLoaded(a,s,l,w);return}this.resetInternalLoader(l.type);var p=a.data;if(p.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(a,l,"no EXTM3U delimiter",w);return}s.parsing.start=performance.now(),p.indexOf("#EXTINF:")>0||p.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(a,s,l,w):this.handleMasterPlaylist(a,s,l,w)},g.loaderror=function(a,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!1,a)},g.loadtimeout=function(a,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!0)},g.handleMasterPlaylist=function(a,s,l,w){var p=this.hls,h=a.data,C=D(a,l),b=k.default.parseMasterPlaylist(h,C),c=b.levels,f=b.sessionData;if(!c.length){this.handleManifestParsingError(a,l,"no level found in manifest",w);return}var d=c.map(function(U){return{id:U.attrs.AUDIO,audioCodec:U.audioCodec}}),o=c.map(function(U){return{id:U.attrs.SUBTITLES,textCodec:U.textCodec}}),y=k.default.parseMasterPlaylistMedia(h,C,"AUDIO",d),m=k.default.parseMasterPlaylistMedia(h,C,"SUBTITLES",o),x=k.default.parseMasterPlaylistMedia(h,C,"CLOSED-CAPTIONS");if(y.length){var P=y.some(function(U){return!U.url});!P&&c[0].audioCodec&&!c[0].attrs.AUDIO&&(j.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),y.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v.AttrList({}),bitrate:0,url:""}))}p.trigger(I.Events.MANIFEST_LOADED,{levels:c,audioTracks:y,subtitles:m,captions:x,url:C,stats:s,networkDetails:w,sessionData:f})},g.handleTrackOrLevelPlaylist=function(a,s,l,w){var p=this.hls,h=l.id,C=l.level,b=l.type,c=D(a,l),f=Object(z.isFiniteNumber)(h)?h:0,d=Object(z.isFiniteNumber)(C)?C:f,o=S(l),y=k.default.parseLevelPlaylist(a.data,c,d,o,f);if(!y.fragments.length){p.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:c,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(b===L.PlaylistContextType.MANIFEST){var m={attrs:new v.AttrList({}),bitrate:0,details:y,name:"",url:c};p.trigger(I.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:c,stats:s,networkDetails:w,sessionData:null})}if(s.parsing.end=performance.now(),y.needSidxRanges){var x,P=(x=y.fragments[0].initSegment)===null||x===void 0?void 0:x.url;this.load({url:P,isSidxRequest:!0,type:b,level:C,levelDetails:y,id:h,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=y,this.handlePlaylistLoaded(a,s,l,w)},g.handleSidxRequest=function(a,s){var l=Object(F.parseSegmentIndex)(new Uint8Array(a.data));if(!l)return;var w=l.references,p=s.levelDetails;w.forEach(function(h,C){var b=h.info,c=p.fragments[C];c.byteRange.length===0&&c.setByteRange(String(1+b.end-b.start)+"@"+String(b.start)),c.initSegment&&c.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},g.handleManifestParsingError=function(a,s,l,w){this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===L.PlaylistContextType.MANIFEST,url:a.url,reason:l,response:a,context:s,networkDetails:w})},g.handleNetworkError=function(a,s,l,w){l===void 0&&(l=!1),j.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+a.type+" level: "+a.level+" id: "+a.id+' group-id: "'+a.groupId+'"');var p=R.ErrorDetails.UNKNOWN,h=!1,C=this.getInternalLoader(a);switch(a.type){case L.PlaylistContextType.MANIFEST:p=l?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,h=!0;break;case L.PlaylistContextType.LEVEL:p=l?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,h=!1;break;case L.PlaylistContextType.AUDIO_TRACK:p=l?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,h=!1;break;case L.PlaylistContextType.SUBTITLE_TRACK:p=l?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,h=!1;break}C&&this.resetInternalLoader(a.type);var b={type:R.ErrorTypes.NETWORK_ERROR,details:p,fatal:h,url:a.url,loader:C,context:a,networkDetails:s};w&&(b.response=w),this.hls.trigger(I.Events.ERROR,b)},g.handlePlaylistLoaded=function(a,s,l,w){var p=l.type,h=l.level,C=l.id,b=l.groupId,c=l.loader,f=l.levelDetails,d=l.deliveryDirectives;if(!(f!=null&&f.targetduration)){this.handleManifestParsingError(a,l,"invalid target duration",w);return}if(!c)return;f.live&&(c.getCacheAge&&(f.ageHeader=c.getCacheAge()||0),(!c.getCacheAge||isNaN(f.ageHeader))&&(f.ageHeader=0));switch(p){case L.PlaylistContextType.MANIFEST:case L.PlaylistContextType.LEVEL:this.hls.trigger(I.Events.LEVEL_LOADED,{details:f,level:h||0,id:C||0,stats:s,networkDetails:w,deliveryDirectives:d});break;case L.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(I.Events.AUDIO_TRACK_LOADED,{details:f,id:C||0,groupId:b||"",stats:s,networkDetails:w,deliveryDirectives:d});break;case L.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(I.Events.SUBTITLE_TRACK_LOADED,{details:f,id:C||0,groupId:b||"",stats:s,networkDetails:w,deliveryDirectives:d});break}},E}();G.default=T},"./src/polyfills/number.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"isFiniteNumber",function(){return z}),A.d(G,"MAX_SAFE_INTEGER",function(){return I});var z=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},I=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(te,G,A){"use strict";A.r(G);var z=function(){function I(){}return I.getSilentFrame=function(j,F){switch(j){case"mp4a.40.2":if(F===1)return new 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Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},I}();G.default=z},"./src/remux/mp4-generator.ts":function(te,G,A){"use strict";A.r(G);var z=Math.pow(2,32)-1,I=function(){function R(){}return R.init=function(){R.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var F;for(F in R.types)R.types.hasOwnProperty(F)&&(R.types[F]=[F.charCodeAt(0),F.charCodeAt(1),F.charCodeAt(2),F.charCodeAt(3)]);var k=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),L=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);R.HDLR_TYPES={video:k,audio:L};var v=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),S=new Uint8Array([0,0,0,0,0,0,0,0]);R.STTS=R.STSC=R.STCO=S,R.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),R.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),R.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),R.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var D=new Uint8Array([105,115,111,109]),T=new Uint8Array([97,118,99,49]),E=new Uint8Array([0,0,0,1]);R.FTYP=R.box(R.types.ftyp,D,E,D,T),R.DINF=R.box(R.types.dinf,R.box(R.types.dref,v))},R.box=function(F){for(var k=8,L=arguments.length,v=new Array(L>1?L-1:0),S=1;S<L;S++)v[S-1]=arguments[S];for(var D=v.length,T=D;D--;)k+=v[D].byteLength;var E=new Uint8Array(k);for(E[0]=k>>24&255,E[1]=k>>16&255,E[2]=k>>8&255,E[3]=k&255,E.set(F,4),D=0,k=8;D<T;D++)E.set(v[D],k),k+=v[D].byteLength;return E},R.hdlr=function(F){return R.box(R.types.hdlr,R.HDLR_TYPES[F])},R.mdat=function(F){return R.box(R.types.mdat,F)},R.mdhd=function(F,k){k*=F;var L=Math.floor(k/(z+1)),v=Math.floor(k%(z+1));return R.box(R.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,F>>24&255,F>>16&255,F>>8&255,F&255,L>>24,L>>16&255,L>>8&255,L&255,v>>24,v>>16&255,v>>8&255,v&255,85,196,0,0]))},R.mdia=function(F){return R.box(R.types.mdia,R.mdhd(F.timescale,F.duration),R.hdlr(F.type),R.minf(F))},R.mfhd=function(F){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,F>>24,F>>16&255,F>>8&255,F&255]))},R.minf=function(F){return F.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(F)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(F))},R.moof=function(F,k,L){return R.box(R.types.moof,R.mfhd(F),R.traf(L,k))},R.moov=function(F){for(var k=F.length,L=[];k--;)L[k]=R.trak(F[k]);return R.box.apply(null,[R.types.moov,R.mvhd(F[0].timescale,F[0].duration)].concat(L).concat(R.mvex(F)))},R.mvex=function(F){for(var k=F.length,L=[];k--;)L[k]=R.trex(F[k]);return R.box.apply(null,[R.types.mvex].concat(L))},R.mvhd=function(F,k){k*=F;var L=Math.floor(k/(z+1)),v=Math.floor(k%(z+1)),S=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,F>>24&255,F>>16&255,F>>8&255,F&255,L>>24,L>>16&255,L>>8&255,L&255,v>>24,v>>16&255,v>>8&255,v&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return R.box(R.types.mvhd,S)},R.sdtp=function(F){var k=F.samples||[],L=new Uint8Array(4+k.length),v,S;for(v=0;v<k.length;v++)S=k[v].flags,L[v+4]=S.dependsOn<<4|S.isDependedOn<<2|S.hasRedundancy;return R.box(R.types.sdtp,L)},R.stbl=function(F){return R.box(R.types.stbl,R.stsd(F),R.box(R.types.stts,R.STTS),R.box(R.types.stsc,R.STSC),R.box(R.types.stsz,R.STSZ),R.box(R.types.stco,R.STCO))},R.avc1=function(F){var k=[],L=[],v,S,D;for(v=0;v<F.sps.length;v++)S=F.sps[v],D=S.byteLength,k.push(D>>>8&255),k.push(D&255),k=k.concat(Array.prototype.slice.call(S));for(v=0;v<F.pps.length;v++)S=F.pps[v],D=S.byteLength,L.push(D>>>8&255),L.push(D&255),L=L.concat(Array.prototype.slice.call(S));var T=R.box(R.types.avcC,new Uint8Array([1,k[3],k[4],k[5],252|3,224|F.sps.length].concat(k).concat([F.pps.length]).concat(L))),E=F.width,g=F.height,u=F.pixelRatio[0],a=F.pixelRatio[1];return R.box(R.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,E>>8&255,E&255,g>>8&255,g&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),T,R.box(R.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),R.box(R.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,u&255,a>>24,a>>16&255,a>>8&255,a&255])))},R.esds=function(F){var k=F.config.length;return new Uint8Array([0,0,0,0,3,23+k,0,1,0,4,15+k,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([k]).concat(F.config).concat([6,1,2]))},R.mp4a=function(F){var k=F.samplerate;return R.box(R.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,F.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]),R.box(R.types.esds,R.esds(F)))},R.mp3=function(F){var k=F.samplerate;return R.box(R.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,F.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]))},R.stsd=function(F){return F.type==="audio"?!F.isAAC&&F.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(F)):R.box(R.types.stsd,R.STSD,R.mp4a(F)):R.box(R.types.stsd,R.STSD,R.avc1(F))},R.tkhd=function(F){var k=F.id,L=F.duration*F.timescale,v=F.width,S=F.height,D=Math.floor(L/(z+1)),T=Math.floor(L%(z+1));return R.box(R.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,T>>24,T>>16&255,T>>8&255,T&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,v>>8&255,v&255,0,0,S>>8&255,S&255,0,0]))},R.traf=function(F,k){var L=R.sdtp(F),v=F.id,S=Math.floor(k/(z+1)),D=Math.floor(k%(z+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,v>>24,v>>16&255,v>>8&255,v&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,S>>24,S>>16&255,S>>8&255,S&255,D>>24,D>>16&255,D>>8&255,D&255])),R.trun(F,L.length+16+20+8+16+8+8),L)},R.trak=function(F){return F.duration=F.duration||4294967295,R.box(R.types.trak,R.tkhd(F),R.mdia(F))},R.trex=function(F){var k=F.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(F,k){var L=F.samples||[],v=L.length,S=12+16*v,D=new Uint8Array(S),T,E,g,u,a,s;for(k+=8+S,D.set([0,0,15,1,v>>>24&255,v>>>16&255,v>>>8&255,v&255,k>>>24&255,k>>>16&255,k>>>8&255,k&255],0),T=0;T<v;T++)E=L[T],g=E.duration,u=E.size,a=E.flags,s=E.cts,D.set([g>>>24&255,g>>>16&255,g>>>8&255,g&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,a.isLeading<<2|a.dependsOn,a.isDependedOn<<6|a.hasRedundancy<<4|a.paddingValue<<1|a.isNonSync,a.degradPrio&240<<8,a.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*T);return R.box(R.types.trun,D)},R.initSegment=function(F){R.types||R.init();var k=R.moov(F),L=new Uint8Array(R.FTYP.byteLength+k.byteLength);return L.set(R.FTYP),L.set(k,R.FTYP.byteLength),L},R}();I.types=void 0,I.HDLR_TYPES=void 0,I.STTS=void 0,I.STSC=void 0,I.STCO=void 0,I.STSZ=void 0,I.VMHD=void 0,I.SMHD=void 0,I.STSD=void 0,I.FTYP=void 0,I.DINF=void 0,G.default=I},"./src/remux/mp4-remuxer.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return s}),A.d(G,"normalizePts",function(){return l});var z=A("./src/polyfills/number.ts"),I=A("./src/remux/aac-helper.ts"),R=A("./src/remux/mp4-generator.ts"),j=A("./src/events.ts"),F=A("./src/errors.ts"),k=A("./src/utils/logger.ts"),L=A("./src/types/loader.ts"),v=A("./src/utils/timescale-conversion.ts");function S(){return S=Object.assign||function(C){for(var b=1;b<arguments.length;b++){var c=arguments[b];for(var f in c)Object.prototype.hasOwnProperty.call(c,f)&&(C[f]=c[f])}return C},S.apply(this,arguments)}var D=10*1e3,T=1024,E=1152,g=null,u=null,a=!1,s=function(){function C(c,f,d,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=c,this.config=f,this.typeSupported=d,this.ISGenerated=!1,g===null){var y=navigator.userAgent||"",m=y.match(/Chrome\/(\d+)/i);g=m?parseInt(m[1]):0}if(u===null){var x=navigator.userAgent.match(/Safari\/(\d+)/i);u=x?parseInt(x[1]):0}a=!!g&&g<75||!!u&&u<600}var b=C.prototype;return b.destroy=function(){},b.resetTimeStamp=function(f){k.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=f},b.resetNextTimestamp=function(){k.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},b.resetInitSegment=function(){k.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},b.getVideoStartPts=function(f){var d=!1,o=f.reduce(function(y,m){var x=m.pts-y;return x<-4294967296?(d=!0,l(y,m.pts)):x>0?y:m.pts},f[0].pts);return d&&k.logger.debug("PTS rollover detected"),o},b.remux=function(f,d,o,y,m,x,P,U){var B,W,O,M,K,X,ee=m,oe=m,xe=f.pid>-1,me=d.pid>-1,ge=d.samples.length,de=f.samples.length>0,se=ge>1,ne=(!xe||de)&&(!me||se)||this.ISGenerated||P;if(ne){this.ISGenerated||(O=this.generateIS(f,d,m));var he=this.isVideoContiguous,$=-1;if(se&&($=w(d.samples),!he&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,$>0){k.logger.warn("[mp4-remuxer]: Dropped "+$+" out of "+ge+" video samples due to a missing keyframe");var ie=this.getVideoStartPts(d.samples);d.samples=d.samples.slice($),d.dropped+=$,oe+=(d.samples[0].pts-ie)/(d.timescale||9e4)}else $===-1&&(k.logger.warn("[mp4-remuxer]: No keyframe found out of "+ge+" video samples"),X=!1);if(this.ISGenerated){if(de&&se){var Z=this.getVideoStartPts(d.samples),Ee=l(f.samples[0].pts,Z)-Z,Se=Ee/d.inputTimeScale;ee+=Math.max(0,Se),oe+=Math.max(0,-Se)}if(de){if(f.samplerate||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),O=this.generateIS(f,d,m)),W=this.remuxAudio(f,ee,this.isAudioContiguous,x,me||se||U===L.PlaylistLevelType.AUDIO?oe:void 0),se){var ye=W?W.endPTS-W.startPTS:0;d.inputTimeScale||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),O=this.generateIS(f,d,m)),B=this.remuxVideo(d,oe,he,ye)}}else se&&(B=this.remuxVideo(d,oe,he,0));B&&(B.firstKeyFrame=$,B.independent=$!==-1)}}return this.ISGenerated&&(o.samples.length&&(K=this.remuxID3(o,m)),y.samples.length&&(M=this.remuxText(y,m))),{audio:W,video:B,initSegment:O,independent:X,text:M,id3:K}},b.generateIS=function(f,d,o){var y=f.samples,m=d.samples,x=this.typeSupported,P={},U=!Object(z.isFiniteNumber)(this._initPTS),B="audio/mp4",W,O,M;if(U&&(W=O=Infinity),f.config&&y.length&&(f.timescale=f.samplerate,f.isAAC||(x.mpeg?(B="audio/mpeg",f.codec=""):x.mp3&&(f.codec="mp3")),P.audio={id:"audio",container:B,codec:f.codec,initSegment:!f.isAAC&&x.mpeg?new Uint8Array(0):R.default.initSegment([f]),metadata:{channelCount:f.channelCount}},U&&(M=f.inputTimeScale,W=O=y[0].pts-Math.round(M*o))),d.sps&&d.pps&&m.length&&(d.timescale=d.inputTimeScale,P.video={id:"main",container:"video/mp4",codec:d.codec,initSegment:R.default.initSegment([d]),metadata:{width:d.width,height:d.height}},U)){M=d.inputTimeScale;var K=this.getVideoStartPts(m),X=Math.round(M*o);O=Math.min(O,l(m[0].dts,K)-X),W=Math.min(W,K-X)}if(Object.keys(P).length)return this.ISGenerated=!0,U&&(this._initPTS=W,this._initDTS=O),{tracks:P,initPTS:W,timescale:M}},b.remuxVideo=function(f,d,o,y){var m=f.inputTimeScale,x=f.samples,P=[],U=x.length,B=this._initPTS,W=this.nextAvcDts,O=8,M,K,X,ee=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,xe=0,me=!1;if(!o||W===null){var ge=d*m,de=x[0].pts-l(x[0].dts,x[0].pts);W=ge-de}for(var se=0;se<U;se++){var ne=x[se];if(ne.pts=l(ne.pts-B,W),ne.dts=l(ne.dts-B,W),ne.dts>ne.pts){var he=9e4*.2;xe=Math.max(Math.min(xe,ne.pts-ne.dts),-1*he)}ne.dts<x[se>0?se-1:se].dts&&(me=!0)}me&&x.sort(function(xt,ht){var st=xt.dts-ht.dts,wt=xt.pts-ht.pts;return st||wt}),K=x[0].dts,X=x[x.length-1].dts;var $=Math.round((X-K)/(U-1));if(xe<0){if(xe<$*-2){k.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(v.toMsFromMpegTsClock)(-$,!0)+" ms");for(var ie=xe,Z=0;Z<U;Z++)x[Z].dts=ie=Math.max(ie,x[Z].pts-$),x[Z].pts=Math.max(ie,x[Z].pts)}else{k.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(v.toMsFromMpegTsClock)(xe,!0)+" ms to overcome this issue");for(var Ee=0;Ee<U;Ee++)x[Ee].dts=x[Ee].dts+xe}K=x[0].dts}if(o){var Se=K-W,ye=Se>$,_e=Se<-1;if(ye||_e){ye?k.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(Se,!0)+" ms ("+Se+"dts) hole between fragments detected, filling it"):k.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(-Se,!0)+" ms ("+Se+"dts) overlapping between fragments detected"),K=W;var Le=x[0].pts-Se;x[0].dts=K,x[0].pts=Le,k.logger.log("Video: First PTS/DTS adjusted: "+Object(v.toMsFromMpegTsClock)(Le,!0)+"/"+Object(v.toMsFromMpegTsClock)(K,!0)+", delta: "+Object(v.toMsFromMpegTsClock)(Se,!0)+" ms")}}a&&(K=Math.max(0,K));for(var Ie=0,Me=0,Ce=0;Ce<U;Ce++){for(var we=x[Ce],Be=we.units,Ke=Be.length,Ue=0,Pe=0;Pe<Ke;Pe++)Ue+=Be[Pe].data.length;Me+=Ue,Ie+=Ke,we.length=Ue,we.dts=Math.max(we.dts,K),we.pts=Math.max(we.pts,we.dts,0),ee=Math.min(we.pts,ee),oe=Math.max(we.pts,oe)}X=x[U-1].dts;var Ve=Me+4*Ie+8,He;try{He=new Uint8Array(Ve)}catch(xt){this.observer.emit(j.Events.ERROR,j.Events.ERROR,{type:F.ErrorTypes.MUX_ERROR,details:F.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ve,reason:"fail allocating video mdat "+Ve});return}var Xe=new DataView(He.buffer);Xe.setUint32(0,Ve),He.set(R.default.types.mdat,4);for(var Ae=0;Ae<U;Ae++){for(var qe=x[Ae],Je=qe.units,Oe=0,Ne=0,ve=Je.length;Ne<ve;Ne++){var ce=Je[Ne],fe=ce.data,J=ce.data.byteLength;Xe.setUint32(O,J),O+=4,He.set(fe,O),O+=J,Oe+=4+J}if(Ae<U-1)M=x[Ae+1].dts-qe.dts;else{var q=this.config,re=qe.dts-x[Ae>0?Ae-1:Ae].dts;if(q.stretchShortVideoTrack&&this.nextAudioPts!==null){var le=Math.floor(q.maxBufferHole*m),pe=(y?ee+y*m:this.nextAudioPts)-qe.pts;pe>le?(M=pe-re,M<0&&(M=re),k.logger.log("[mp4-remuxer]: It is approximately "+pe/90+" ms to the next segment; using duration "+M/90+" ms for the last video frame.")):M=re}else M=re}var De=Math.round(qe.pts-qe.dts);P.push(new p(qe.key,M,Oe,De))}if(P.length&&g&&g<70){var ke=P[0].flags;ke.dependsOn=2,ke.isNonSync=0}console.assert(M!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+M,this.isVideoContiguous=!0;var Qe=R.default.moof(f.sequenceNumber++,K,S({},f,{samples:P})),at="video",rt={data1:Qe,data2:He,startPTS:ee/m,endPTS:(oe+M)/m,startDTS:K/m,endDTS:W/m,type:at,hasAudio:!1,hasVideo:!0,nb:P.length,dropped:f.dropped};return f.samples=[],f.dropped=0,console.assert(He.length,"MDAT length must not be zero"),rt},b.remuxAudio=function(f,d,o,y,m){var x=f.inputTimeScale,P=f.samplerate?f.samplerate:x,U=x/P,B=f.isAAC?T:E,W=B*U,O=this._initPTS,M=!f.isAAC&&this.typeSupported.mpeg,K=[],X=f.samples,ee=M?0:8,oe=this.nextAudioPts||-1,xe=d*x;if(this.isAudioContiguous=o=o||X.length&&oe>0&&(y&&Math.abs(xe-oe)<9e3||Math.abs(l(X[0].pts-O,xe)-oe)<20*W),X.forEach(function(fe){fe.pts=l(fe.pts-O,xe)}),!o||oe<0){if(X=X.filter(function(fe){return fe.pts>=0}),!X.length)return;m===0?oe=0:y?oe=Math.max(0,xe):oe=X[0].pts}if(f.isAAC)for(var me=m!==void 0,ge=this.config.maxAudioFramesDrift,de=0,se=oe;de<X.length;de++){var ne=X[de],he=ne.pts,$=he-se,ie=Math.abs(1e3*$/x);if($<=-ge*W&&me)de===0&&(k.logger.warn("Audio frame @ "+(he/x).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*$/x)+" ms."),this.nextAudioPts=oe=se=he);else if($>=ge*W&&ie<D&&me){var Z=Math.round($/W);se=he-Z*W,se<0&&(Z--,se+=W),de===0&&(this.nextAudioPts=oe=se),k.logger.warn("[mp4-remuxer]: Injecting "+Z+" audio frame @ "+(se/x).toFixed(3)+"s due to "+Math.round(1e3*$/x)+" ms gap.");for(var Ee=0;Ee<Z;Ee++){var Se=Math.max(se,0),ye=I.default.getSilentFrame(f.manifestCodec||f.codec,f.channelCount);ye||(k.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=ne.unit.subarray()),X.splice(de,0,{unit:ye,pts:Se}),se+=W,de++}}ne.pts=se,se+=W}for(var _e=null,Le=null,Ie,Me=0,Ce=X.length;Ce--;)Me+=X[Ce].unit.byteLength;for(var we=0,Be=X.length;we<Be;we++){var Ke=X[we],Ue=Ke.unit,Pe=Ke.pts;if(Le!==null){var Ve=K[we-1];Ve.duration=Math.round((Pe-Le)/U)}else if(o&&f.isAAC&&(Pe=oe),_e=Pe,Me>0){Me+=ee;try{Ie=new Uint8Array(Me)}catch(fe){this.observer.emit(j.Events.ERROR,j.Events.ERROR,{type:F.ErrorTypes.MUX_ERROR,details:F.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Me,reason:"fail allocating audio mdat 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0,this.duration=c,this.size=f,this.cts=d,this.flags=new h(b)},h=function(b){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=b?2:1,this.isNonSync=b?0:1}},"./src/remux/passthrough-remuxer.ts":function(te,G,A){"use strict";A.r(G);var z=A("./src/polyfills/number.ts"),I=A("./src/utils/mp4-tools.ts"),R=A("./src/loader/fragment.ts"),j=A("./src/utils/logger.ts"),F=function(){function v(){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 S=v.prototype;return S.destroy=function(){},S.resetTimeStamp=function(T){this.initPTS=T,this.lastEndDTS=null},S.resetNextTimestamp=function(){this.lastEndDTS=null},S.resetInitSegment=function(T,E,g){this.audioCodec=E,this.videoCodec=g,this.generateInitSegment(T),this.emitInitSegment=!0},S.generateInitSegment=function(T){var E=this.audioCodec,g=this.videoCodec;if(!T||!T.byteLength){this.initTracks=void 0,this.initData=void 0;return}var u=this.initData=Object(I.parseInitSegment)(T);E||(E=L(u.audio,R.ElementaryStreamTypes.AUDIO)),g||(g=L(u.video,R.ElementaryStreamTypes.VIDEO));var a={};u.audio&&u.video?a.audiovideo={container:"video/mp4",codec:E+","+g,initSegment:T,id:"main"}:u.audio?a.audio={container:"audio/mp4",codec:E,initSegment:T,id:"audio"}:u.video?a.video={container:"video/mp4",codec:g,initSegment:T,id:"main"}:j.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=a},S.remux=function(T,E,g,u,a){var s=this.initPTS,l=this.lastEndDTS,w={audio:void 0,video:void 0,text:u,id3:g,initSegment:void 0};Object(z.isFiniteNumber)(l)||(l=this.lastEndDTS=a||0);var p=E.samples;if(!p||!p.length)return w;var h={initPTS:void 0,timescale:1},C=this.initData;if((!C||!C.length)&&(this.generateInitSegment(p),C=this.initData),!C||!C.length)return j.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),w;this.emitInitSegment&&(h.tracks=this.initTracks,this.emitInitSegment=!1),Object(z.isFiniteNumber)(s)||(this.initPTS=h.initPTS=s=k(C,p,l));var b=Object(I.getDuration)(p,C),c=l,f=b+c;Object(I.offsetStartDTS)(C,p,s),b>0?this.lastEndDTS=f:(j.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var d=!!C.audio,o=!!C.video,y="";d&&(y+="audio"),o&&(y+="video");var m={data1:p,startPTS:c,startDTS:c,endPTS:f,endDTS:f,type:y,hasAudio:d,hasVideo:o,nb:1,dropped:0};return w.audio=m.type==="audio"?m:void 0,w.video=m.type!=="audio"?m:void 0,w.text=u,w.id3=g,w.initSegment=h,w},v}(),k=function(S,D,T){return Object(I.getStartDTS)(S,D)-T};function L(v,S){var D=v==null?void 0:v.codec;return D&&D.length>4?D:D==="hvc1"?"hvc1.1.c.L120.90":D==="av01"?"av01.0.04M.08":D==="avc1"||S===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=F},"./src/task-loop.ts":function(te,G,A){"use 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I.hasOwnProperty(f)&&(d=I[f]),String.fromCharCode(d)},j=15,F=100,k={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},L={17:2,18:4,21:6,22:8,23:10,19:13,20:15},v={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},S={25:2,26:4,29:6,30:8,31:10,27:13,28:15},D=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],T;(function(c){c[c.ERROR=0]="ERROR",c[c.TEXT=1]="TEXT",c[c.WARNING=2]="WARNING",c[c.INFO=2]="INFO",c[c.DEBUG=3]="DEBUG",c[c.DATA=3]="DATA"})(T||(T={}));var E=function(){function c(){this.time=null,this.verboseLevel=T.ERROR}var f=c.prototype;return f.log=function(o,y){this.verboseLevel>=o&&z.logger.log(this.time+" ["+o+"] "+y)},c}(),g=function(f){for(var d=[],o=0;o<f.length;o++)d.push(f[o].toString(16));return d},u=function(){function c(d,o,y,m,x){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=d||"white",this.underline=o||!1,this.italics=y||!1,this.background=m||"black",this.flash=x||!1}var f=c.prototype;return f.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},f.setStyles=function(o){for(var y=["foreground","underline","italics","background","flash"],m=0;m<y.length;m++){var x=y[m];o.hasOwnProperty(x)&&(this[x]=o[x])}},f.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},f.equals=function(o){return this.foreground===o.foreground&&this.underline===o.underline&&this.italics===o.italics&&this.background===o.background&&this.flash===o.flash},f.copy=function(o){this.foreground=o.foreground,this.underline=o.underline,this.italics=o.italics,this.background=o.background,this.flash=o.flash},f.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},c}(),a=function(){function c(d,o,y,m,x,P){this.uchar=void 0,this.penState=void 0,this.uchar=d||" ",this.penState=new u(o,y,m,x,P)}var f=c.prototype;return f.reset=function(){this.uchar=" ",this.penState.reset()},f.setChar=function(o,y){this.uchar=o,this.penState.copy(y)},f.setPenState=function(o){this.penState.copy(o)},f.equals=function(o){return this.uchar===o.uchar&&this.penState.equals(o.penState)},f.copy=function(o){this.uchar=o.uchar,this.penState.copy(o.penState)},f.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},c}(),s=function(){function c(d){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<F;o++)this.chars.push(new a);this.logger=d,this.pos=0,this.currPenState=new u}var f=c.prototype;return f.equals=function(o){for(var y=!0,m=0;m<F;m++)if(!this.chars[m].equals(o.chars[m])){y=!1;break}return y},f.copy=function(o){for(var y=0;y<F;y++)this.chars[y].copy(o.chars[y])},f.isEmpty=function(){for(var o=!0,y=0;y<F;y++)if(!this.chars[y].isEmpty()){o=!1;break}return o},f.setCursor=function(o){this.pos!==o&&(this.pos=o),this.pos<0?(this.logger.log(T.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>F&&(this.logger.log(T.DEBUG,"Too large cursor position "+this.pos),this.pos=F)},f.moveCursor=function(o){var y=this.pos+o;if(o>1)for(var m=this.pos+1;m<y+1;m++)this.chars[m].setPenState(this.currPenState);this.setCursor(y)},f.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},f.insertChar=function(o){o>=144&&this.backSpace();var y=R(o);if(this.pos>=F){this.logger.log(T.ERROR,"Cannot insert "+o.toString(16)+" ("+y+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(y,this.currPenState),this.moveCursor(1)},f.clearFromPos=function(o){var y;for(y=o;y<F;y++)this.chars[y].reset()},f.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},f.clearToEndOfRow=function(){this.clearFromPos(this.pos)},f.getTextString=function(){for(var o=[],y=!0,m=0;m<F;m++){var x=this.chars[m].uchar;x!==" "&&(y=!1),o.push(x)}return y?"":o.join("")},f.setPenStyles=function(o){this.currPenState.setStyles(o);var y=this.chars[this.pos];y.setPenState(this.currPenState)},c}(),l=function(){function c(d){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<j;o++)this.rows.push(new s(d));this.logger=d,this.currRow=j-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var f=c.prototype;return f.reset=function(){for(var o=0;o<j;o++)this.rows[o].clear();this.currRow=j-1},f.equals=function(o){for(var y=!0,m=0;m<j;m++)if(!this.rows[m].equals(o.rows[m])){y=!1;break}return y},f.copy=function(o){for(var y=0;y<j;y++)this.rows[y].copy(o.rows[y])},f.isEmpty=function(){for(var o=!0,y=0;y<j;y++)if(!this.rows[y].isEmpty()){o=!1;break}return o},f.backSpace=function(){var o=this.rows[this.currRow];o.backSpace()},f.clearToEndOfRow=function(){var o=this.rows[this.currRow];o.clearToEndOfRow()},f.insertChar=function(o){var y=this.rows[this.currRow];y.insertChar(o)},f.setPen=function(o){var y=this.rows[this.currRow];y.setPenStyles(o)},f.moveCursor=function(o){var y=this.rows[this.currRow];y.moveCursor(o)},f.setCursor=function(o){this.logger.log(T.INFO,"setCursor: "+o);var y=this.rows[this.currRow];y.setCursor(o)},f.setPAC=function(o){this.logger.log(T.INFO,"pacData = "+JSON.stringify(o));var y=o.row-1;if(this.nrRollUpRows&&y<this.nrRollUpRows-1&&(y=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==y){for(var m=0;m<j;m++)this.rows[m].clear();var x=this.currRow+1-this.nrRollUpRows,P=this.lastOutputScreen;if(P){var U=P.rows[x].cueStartTime,B=this.logger.time;if(U&&B!==null&&U<B)for(var W=0;W<this.nrRollUpRows;W++)this.rows[y-this.nrRollUpRows+W+1].copy(P.rows[x+W])}}this.currRow=y;var O=this.rows[this.currRow];if(o.indent!==null){var M=o.indent,K=Math.max(M-1,0);O.setCursor(o.indent),o.color=O.chars[K].penState.foreground}var X={foreground:o.color,underline:o.underline,italics:o.italics,background:"black",flash:!1};this.setPen(X)},f.setBkgData=function(o){this.logger.log(T.INFO,"bkgData = "+JSON.stringify(o)),this.backSpace(),this.setPen(o),this.insertChar(32)},f.setRollUpRows=function(o){this.nrRollUpRows=o},f.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(T.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(T.TEXT,this.getDisplayText());var o=this.currRow+1-this.nrRollUpRows,y=this.rows.splice(o,1)[0];y.clear(),this.rows.splice(this.currRow,0,y),this.logger.log(T.INFO,"Rolling up")},f.getDisplayText=function(o){o=o||!1;for(var y=[],m="",x=-1,P=0;P<j;P++){var U=this.rows[P].getTextString();U&&(x=P+1,o?y.push("Row "+x+": '"+U+"'"):y.push(U.trim()))}return y.length>0&&(o?m="["+y.join(" | ")+"]":m=y.join(`
`)),m},f.getTextAndFormat=function(){return this.rows},c}(),w=function(){function c(d,o,y){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=d,this.outputFilter=o,this.mode=null,this.verbose=0,this.displayedMemory=new l(y),this.nonDisplayedMemory=new l(y),this.lastOutputScreen=new l(y),this.currRollUpRow=this.displayedMemory.rows[j-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=y}var f=c.prototype;return f.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[j-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},f.getHandler=function(){return this.outputFilter},f.setHandler=function(o){this.outputFilter=o},f.setPAC=function(o){this.writeScreen.setPAC(o)},f.setBkgData=function(o){this.writeScreen.setBkgData(o)},f.setMode=function(o){if(o===this.mode)return;this.mode=o,this.logger.log(T.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},f.insertChars=function(o){for(var y=0;y<o.length;y++)this.writeScreen.insertChar(o[y]);var m=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(T.INFO,m+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(T.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},f.ccRCL=function(){this.logger.log(T.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},f.ccBS=function(){if(this.logger.log(T.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},f.ccAOF=function(){},f.ccAON=function(){},f.ccDER=function(){this.logger.log(T.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},f.ccRU=function(o){this.logger.log(T.INFO,"RU("+o+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(o)},f.ccFON=function(){this.logger.log(T.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},f.ccRDC=function(){this.logger.log(T.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},f.ccTR=function(){this.logger.log(T.INFO,"TR"),this.setMode("MODE_TEXT")},f.ccRTD=function(){this.logger.log(T.INFO,"RTD"),this.setMode("MODE_TEXT")},f.ccEDM=function(){this.logger.log(T.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},f.ccCR=function(){this.logger.log(T.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},f.ccENM=function(){this.logger.log(T.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},f.ccEOC=function(){if(this.logger.log(T.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var o=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=o,this.writeScreen=this.nonDisplayedMemory,this.logger.log(T.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},f.ccTO=function(o){this.logger.log(T.INFO,"TO("+o+") - Tab Offset"),this.writeScreen.moveCursor(o)},f.ccMIDROW=function(o){var y={flash:!1};if(y.underline=o%2===1,y.italics=o>=46,y.italics)y.foreground="white";else{var m=Math.floor(o/2)-16,x=["white","green","blue","cyan","red","yellow","magenta"];y.foreground=x[m]}this.logger.log(T.INFO,"MIDROW: "+JSON.stringify(y)),this.writeScreen.setPen(y)},f.outputDataUpdate=function(o){o===void 0&&(o=!1);var y=this.logger.time;if(y===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=y:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,y,this.lastOutputScreen),o&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:y),this.lastOutputScreen.copy(this.displayedMemory))},f.cueSplitAtTime=function(o){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,o,this.displayedMemory),this.cueStartTime=o))},c}(),p=function(){function c(d,o,y){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var m=new E;this.channels=[null,new w(d,o,m),new w(d+1,y,m)],this.cmdHistory=b(),this.logger=m}var f=c.prototype;return f.getHandler=function(o){return this.channels[o].getHandler()},f.setHandler=function(o,y){this.channels[o].setHandler(y)},f.addData=function(o,y){var m,x,P,U=!1;this.logger.time=o;for(var B=0;B<y.length;B+=2){if(x=y[B]&127,P=y[B+1]&127,x===0&&P===0)continue;if(this.logger.log(T.DATA,"["+g([y[B],y[B+1]])+"] -> ("+g([x,P])+")"),m=this.parseCmd(x,P),m||(m=this.parseMidrow(x,P)),m||(m=this.parsePAC(x,P)),m||(m=this.parseBackgroundAttributes(x,P)),!m&&(U=this.parseChars(x,P),U)){var W=this.currentChannel;if(W&&W>0){var O=this.channels[W];O.insertChars(U)}else this.logger.log(T.WARNING,"No channel found yet. TEXT-MODE?")}!m&&!U&&this.logger.log(T.WARNING,"Couldn't parse cleaned data "+g([x,P])+" orig: "+g([y[B],y[B+1]]))}},f.parseCmd=function(o,y){var m=this.cmdHistory,x=(o===20||o===28||o===21||o===29)&&y>=32&&y<=47,P=(o===23||o===31)&&y>=33&&y<=35;if(!(x||P))return!1;if(C(o,y,m))return h(null,null,m),this.logger.log(T.DEBUG,"Repeated command ("+g([o,y])+") is dropped"),!0;var U=o===20||o===21||o===23?1:2,B=this.channels[U];return o===20||o===21||o===28||o===29?y===32?B.ccRCL():y===33?B.ccBS():y===34?B.ccAOF():y===35?B.ccAON():y===36?B.ccDER():y===37?B.ccRU(2):y===38?B.ccRU(3):y===39?B.ccRU(4):y===40?B.ccFON():y===41?B.ccRDC():y===42?B.ccTR():y===43?B.ccRTD():y===44?B.ccEDM():y===45?B.ccCR():y===46?B.ccENM():y===47&&B.ccEOC():B.ccTO(y-32),h(o,y,m),this.currentChannel=U,!0},f.parseMidrow=function(o,y){var m=0;if((o===17||o===25)&&y>=32&&y<=47){if(o===17?m=1:m=2,m!==this.currentChannel)return this.logger.log(T.ERROR,"Mismatch channel in midrow parsing"),!1;var x=this.channels[m];return x?(x.ccMIDROW(y),this.logger.log(T.DEBUG,"MIDROW ("+g([o,y])+")"),!0):!1}return!1},f.parsePAC=function(o,y){var m,x=this.cmdHistory,P=(o>=17&&o<=23||o>=25&&o<=31)&&y>=64&&y<=127,U=(o===16||o===24)&&y>=64&&y<=95;if(!(P||U))return!1;if(C(o,y,x))return h(null,null,x),!0;var B=o<=23?1:2;y>=64&&y<=95?m=B===1?k[o]:v[o]:m=B===1?L[o]:S[o];var W=this.channels[B];return W?(W.setPAC(this.interpretPAC(m,y)),h(o,y,x),this.currentChannel=B,!0):!1},f.interpretPAC=function(o,y){var m,x={color:null,italics:!1,indent:null,underline:!1,row:o};return y>95?m=y-96:m=y-64,x.underline=(m&1)===1,m<=13?x.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(m/2)]:m<=15?(x.italics=!0,x.color="white"):x.indent=Math.floor((m-16)/2)*4,x},f.parseChars=function(o,y){var m,x=null,P=null;if(o>=25?(m=2,P=o-8):(m=1,P=o),P>=17&&P<=19){var U;P===17?U=y+80:P===18?U=y+112:U=y+144,this.logger.log(T.INFO,"Special char '"+R(U)+"' in channel "+m),x=[U]}else o>=32&&o<=127&&(x=y===0?[o]:[o,y]);if(x){var 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