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j=e.splitSpaces?gr(t,e.trailingSpace):t,K=e.cm.state.specialChars,V=!1,te;if(!K.test(t))e.col+=t.length,te=document.createTextNode(j),e.map.push(e.pos,e.pos+t.length,te),F&&I<9&&(V=!0),e.pos+=t.length;else{te=document.createDocumentFragment();for(var ae=0;;){K.lastIndex=ae;var pe=K.exec(t),ce=pe?pe.index-ae:t.length-ae;if(ce){var Se=document.createTextNode(j.slice(ae,ae+ce));F&&I<9?te.appendChild(a("span",[Se])):te.appendChild(Se),e.map.push(e.pos,e.pos+ce,Se),e.col+=ce,e.pos+=ce}if(!pe)break;ae+=ce+1;var Pe=void 0;if(pe[0]=="	"){var We=e.cm.options.tabSize,$e=We-e.col%We;Pe=te.appendChild(a("span",Z($e),"cm-tab")),Pe.setAttribute("role","presentation"),Pe.setAttribute("cm-text","	"),e.col+=$e}else pe[0]=="\r"||pe[0]==`
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0,pe=0;pe<t.length&&!(ae=t[pe],ae.to>V&&ae.from<=V);pe++);if(ae.to>=te)return e(n,r,i,_,k,j,K);e(n,r.slice(0,ae.to-V),i,_,null,j,K),_=null,r=r.slice(ae.to-V),V=ae.to}}}function Ft(e,t,n,r){var i=!r&&n.widgetNode;i&&e.map.push(e.pos,e.pos+t,i),!r&&e.cm.display.input.needsContentAttribute&&(i||(i=e.content.appendChild(document.createElement("span"))),i.setAttribute("cm-marker",n.id)),i&&(e.cm.display.input.setUneditable(i),e.content.appendChild(i)),e.pos+=t,e.trailingSpace=!1}function mn(e,t,n){var r=e.markedSpans,i=e.text,_=0;if(!r){for(var k=1;k<n.length;k+=2)t.addToken(t,i.slice(_,_=n[k]),Nt(n[k+1],t.cm.options));return}for(var j=i.length,K=0,V=1,te="",ae,pe,ce=0,Se,Pe,We,$e,ot;;){if(ce==K){Se=Pe=We=pe="",ot=null,$e=null,ce=Infinity;for(var Je=[],ft=void 0,wt=0;wt<r.length;++wt){var xt=r[wt],It=xt.marker;if(It.type=="bookmark"&&xt.from==K&&It.widgetNode)Je.push(It);else if(xt.from<=K&&(xt.to==null||xt.to>K||It.collapsed&&xt.to==K&&xt.from==K)){if(xt.to!=null&&xt.to!=K&&ce>xt.to&&(ce=xt.to,Pe=""),It.className&&(Se+=" "+It.className),It.css&&(pe=(pe?pe+";":"")+It.css),It.startStyle&&xt.from==K&&(We+=" "+It.startStyle),It.endStyle&&xt.to==ce&&(ft||(ft=[])).push(It.endStyle,xt.to),It.title&&((ot||(ot={})).title=It.title),It.attributes)for(var qt in It.attributes)(ot||(ot={}))[qt]=It.attributes[qt];It.collapsed&&(!$e||Sr($e.marker,It)<0)&&($e=xt)}else xt.from>K&&ce>xt.from&&(ce=xt.from)}if(ft)for(var xr=0;xr<ft.length;xr+=2)ft[xr+1]==ce&&(Pe+=" "+ft[xr]);if(!$e||$e.from==K)for(var ir=0;ir<Je.length;++ir)Ft(t,0,Je[ir]);if($e&&($e.from||0)==K){if(Ft(t,($e.to==null?j+1:$e.to)-K,$e.marker,$e.from==null),$e.to==null)return;$e.to==K&&($e=!1)}}if(K>=j)break;for(var Kr=Math.min(j,ce);;){if(te){var Br=K+te.length;if(!$e){var hr=Br>Kr?te.slice(0,Kr-K):te;t.addToken(t,hr,ae?ae+Se:Se,We,K+hr.length==ce?Pe:"",pe,ot)}if(Br>=Kr){te=te.slice(Kr-K),K=Kr;break}K=Br,We=""}te=i.slice(_,_=n[V++]),ae=Nt(n[V++],t.cm.options)}}}function $t(e,t,n){this.line=t,this.rest=zn(t),this.size=this.rest?Ot(Ee(this.rest))-n+1:1,this.node=this.text=null,this.hidden=un(e,t)}function Ur(e,t,n){for(var r=[],i,_=t;_<n;_=i){var k=new $t(e.doc,Oe(e.doc,_),_);i=_+k.size,r.push(k)}return r}var Dr=null;function qr(e){Dr?Dr.ops.push(e):e.ownsGroup=Dr={ops:[e],delayedCallbacks:[]}}function Rs(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n].call(null);for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++].call(null,i.cm)}}while(n<t.length)}function Os(e,t){var n=e.ownsGroup;if(!n)return;try{Rs(n)}finally{Dr=null,t(n)}}var fi=null;function wr(e,t){var n=nt(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;Dr?i=Dr.delayedCallbacks:fi?i=fi:(i=fi=[],setTimeout(Ps,0));for(var _=function(j){i.push(function(){return n[j].apply(null,r)})},k=0;k<n.length;++k)_(k)}function Ps(){var e=fi;fi=null;for(var t=0;t<e.length;++t)e[t]()}function Ya(e,t,n,r){for(var i=0;i<t.changes.length;i++){var _=t.changes[i];_=="text"?ks(e,t):_=="gutter"?Ja(e,t,n,r):_=="class"?da(e,t):_=="widget"&&Is(e,t,r)}t.changes=null}function hi(e){return e.node==e.text&&(e.node=a("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),F&&I<8&&(e.node.style.zIndex=2)),e.node}function Ms(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=hi(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function $a(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Yt(e,t)}function ks(e,t){var n=t.text.className,r=$a(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,da(e,t)):n&&(t.text.className=n)}function da(e,t){Ms(e,t),t.line.wrapClass?hi(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function Ja(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=hi(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=re(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 Wi(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=s(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function dn(e){return de-e.display.nativeBarWidth}function Mn(e){return e.display.scroller.clientWidth-dn(e)-e.display.barWidth}function fa(e){return e.display.scroller.clientHeight-dn(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&Mn(e);if(!t.measure.heights||r&&t.measure.width!=i){var _=t.measure.heights=[];if(r){t.measure.width=i;for(var k=t.text.firstChild.getClientRects(),j=0;j<k.length-1;j++){var K=k[j],V=k[j+1];Math.abs(K.bottom-V.bottom)>2&&_.push((K.bottom+V.top)/2-n.top)}}_.push(n.bottom-n.top)}}function eo(e,t,n){if(e.line==t)return{map:e.measure.map,cache:e.measure.cache};for(var r=0;r<e.rest.length;r++)if(e.rest[r]==t)return{map:e.measure.maps[r],cache:e.measure.caches[r]};for(var i=0;i<e.rest.length;i++)if(Ot(e.rest[i])>n)return{map:e.measure.maps[i],cache:e.measure.caches[i],before:!0}}function Bs(e,t){t=$r(t);var n=Ot(t),r=e.display.externalMeasured=new $t(e.doc,t,n);r.lineN=n;var i=r.built=Yt(e,r);return r.text=i.pre,s(e.display.lineMeasure,i.pre),r}function to(e,t,n,r){return cn(e,Vn(e,t),n,r)}function ha(e,t){if(t>=e.display.viewFrom&&t<e.display.viewTo)return e.display.view[Un(e,t)];var n=e.display.externalMeasured;if(n&&t>=n.lineN&&t<n.lineN+n.size)return n}function Vn(e,t){var n=Ot(t),r=ha(e,n);r&&!r.text?r=null:r&&r.changes&&(Ya(e,r,n,Ea(e)),e.curOp.forceUpdate=!0),r||(r=Bs(e,t));var i=eo(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function cn(e,t,n,r,i){t.before&&(n=-1);var _=n+(r||""),k;return t.cache.hasOwnProperty(_)?k=t.cache[_]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Fs(e,t.view,t.rect),t.hasHeights=!0),k=Ws(e,t,n,r),k.bogus||(t.cache[_]=k)),{left:k.left,right:k.right,top:i?k.rtop:k.top,bottom:i?k.rbottom:k.bottom}}var ro={left:0,right:0,top:0,bottom:0};function no(e,t,n){for(var r,i,_,k,j,K,V=0;V<e.length;V+=3)if(j=e[V],K=e[V+1],t<j?(i=0,_=1,k="left"):t<K?(i=t-j,_=i+1):(V==e.length-3||t==K&&e[V+3]>t)&&(_=K-j,i=_-1,t>=K&&(k="right")),i!=null){if(r=e[V+2],j==K&&n==(r.insertLeft?"left":"right")&&(k=n),n=="left"&&i==0)for(;V&&e[V-2]==e[V-3]&&e[V-1].insertLeft;)r=e[(V-=3)+2],k="left";if(n=="right"&&i==K-j)for(;V<e.length-3&&e[V+3]==e[V+4]&&!e[V+5].insertLeft;)r=e[(V+=3)+2],k="right";break}return{node:r,start:i,end:_,collapse:k,coverStart:j,coverEnd:K}}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,k=i.start,j=i.end,K=i.collapse,V;if(_.nodeType==3){for(var te=0;te<4;te++){for(;k&&De(t.line.text.charAt(i.coverStart+k));)--k;for(;i.coverStart+j<i.coverEnd&&De(t.line.text.charAt(i.coverStart+j));)++j;if(F&&I<9&&k==0&&j==i.coverEnd-i.coverStart?V=_.parentNode.getBoundingClientRect():V=js(p(_,k,j).getClientRects(),r),V.left||V.right||k==0)break;j=k,k=k-1,K="right"}F&&I<11&&(V=Hs(e.display.measure,V))}else{k>0&&(K=r="right");var ae;e.options.lineWrapping&&(ae=_.getClientRects()).length>1?V=ae[r=="right"?ae.length-1:0]:V=_.getBoundingClientRect()}if(F&&I<9&&!k&&(!V||!V.left&&!V.right)){var pe=_.parentNode.getClientRects()[0];pe?V={left:pe.left,right:pe.left+Yn(e.display),top:pe.top,bottom:pe.bottom}:V=ro}for(var ce=V.top-t.rect.top,Se=V.bottom-t.rect.top,Pe=(ce+Se)/2,We=t.view.measure.heights,$e=0;$e<We.length-1&&!(Pe<We[$e]);$e++);var ot=$e?We[$e-1]:0,Je=We[$e],ft={left:(K=="right"?V.right:V.left)-t.rect.left,right:(K=="left"?V.left:V.right)-t.rect.left,top:ot,bottom:Je};return!V.left&&!V.right&&(ft.bogus=!0),e.options.singleCursorHeightPerLine||(ft.rtop=ce,ft.rbottom=Se),ft}function Hs(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!Lt(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function io(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function ao(e){e.display.externalMeasure=null,h(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)io(e.display.view[t])}function pi(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 b&&c?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function so(){return b&&c?-(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+=mi(e.widgets[n]));return t}function Hi(e,t,n,r,i){if(!i){var _=ma(t);n.top+=_,n.bottom+=_}if(r=="line")return n;r||(r="local");var k=en(t);if(r=="local"?k+=Wi(e.display):k-=e.display.viewOffset,r=="page"||r=="window"){var j=e.display.lineSpace.getBoundingClientRect();k+=j.top+(r=="window"?0:so());var K=j.left+(r=="window"?0:oo());n.left+=K,n.right+=K}return n.top+=k,n.bottom+=k,n}function lo(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=oo(),i-=so();else if(n=="local"||!n){var _=e.display.sizer.getBoundingClientRect();r+=_.left,i+=_.top}var k=e.display.lineSpace.getBoundingClientRect();return{left:r-k.left,top:i-k.top}}function pa(e,t,n,r,i){return r||(r=Oe(e.doc,t.line)),Hi(e,r,to(e,r,t.ch,i),n)}function tn(e,t,n,r,i,_){r=r||Oe(e.doc,t.line),i||(i=Vn(e,r));function k(Se,Pe){var We=cn(e,i,Se,Pe?"right":"left",_);return Pe?We.left=We.right:We.right=We.left,Hi(e,r,We,n)}var j=tt(r,e.doc.direction),K=t.ch,V=t.sticky;if(K>=r.text.length?(K=r.text.length,V="before"):K<=0&&(K=0,V="after"),!j)return k(V=="before"?K-1:K,V=="before");function te(Se,Pe,We){var $e=j[Pe],ot=$e.level==1;return k(We?Se-1:Se,ot!=We)}var ae=Xe(j,K,V),pe=Ve,ce=te(K,ae,V=="before");return pe!=null&&(ce.other=te(K,pe,V!="before")),ce}function uo(e,t){var n=0;t=pt(e.doc,t),e.options.lineWrapping||(n=Yn(e.display)*t.ch);var r=Oe(e.doc,t.line),i=en(r)+Wi(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var _=Le(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=pr(r,n),_=r.first+r.size-1;if(i>_)return ga(r.first+r.size-1,Oe(r,_).text.length,null,1,1);t<0&&(t=0);for(var k=Oe(r,i);;){var j=Ks(e,k,i,t,n),K=Gn(k,j.ch+(j.xRel>0||j.outside>0?1:0));if(!K)return j;var V=K.find(1);if(V.line==i)return V;k=Oe(r,i=V.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,_=rt(function(k){return cn(e,n,k-1).bottom<=r},i,0);return i=rt(function(k){return cn(e,n,k).top>r},_,i),{begin:_,end:i}}function fo(e,t,n,r){n||(n=Vn(e,t));var i=Hi(e,t,cn(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Ks(e,t,n,r,i){i-=en(t);var _=Vn(e,t),k=ma(t),j=0,K=t.text.length,V=!0,te=tt(t,e.doc.direction);if(te){var ae=(e.options.lineWrapping?zs:Gs)(e,t,n,_,te,r,i);V=ae.level!=1,j=V?ae.from:ae.to-1,K=V?ae.to:ae.from-1}var pe=null,ce=null,Se=rt(function(wt){var xt=cn(e,_,wt);return xt.top+=k,xt.bottom+=k,ya(xt,r,i,!1)?(xt.top<=i&&xt.left<=r&&(pe=wt,ce=xt),!0):!1},j,K),Pe,We,$e=!1;if(ce){var ot=r-ce.left<ce.right-r,Je=ot==V;Se=pe+(Je?0:1),We=Je?"after":"before",Pe=ot?ce.left:ce.right}else{!V&&(Se==K||Se==j)&&Se++,We=Se==0?"after":Se==t.text.length?"before":cn(e,_,Se-(V?1:0)).bottom+k<=i==V?"after":"before";var ft=tn(e,Le(n,Se,We),"line",t,_);Pe=ft.left,$e=i<ft.top?-1:i>=ft.bottom?1:0}return Se=Te(t.text,Se,1),ga(n,Se,We,$e,r-Pe)}function Gs(e,t,n,r,i,_,k){var j=rt(function(ae){var pe=i[ae],ce=pe.level!=1;return ya(tn(e,Le(n,ce?pe.to:pe.from,ce?"before":"after"),"line",t,r),_,k,!0)},0,i.length-1),K=i[j];if(j>0){var 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t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");s(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function Ea(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,_=t.gutters.firstChild,k=0;_;_=_.nextSibling,++k){var j=e.display.gutterSpecs[k].className;n[j]=_.offsetLeft+_.clientLeft+i,r[j]=_.clientWidth}return{fixedPos:ba(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ba(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=Xn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Yn(e.display)-3);return function(i){if(un(e.doc,i))return 0;var _=0;if(i.widgets)for(var k=0;k<i.widgets.length;k++)i.widgets[k].height&&(_+=i.widgets[k].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&&Ht(r,i)})}function In(e,t,n,r){var i=e.display;if(!n&&re(t).getAttribute("cm-not-content")=="true")return null;var _,k,j=i.lineSpace.getBoundingClientRect();try{_=t.clientX-j.left,k=t.clientY-j.top}catch(ae){return null}var K=va(e,_,k),V;if(r&&K.xRel>0&&(V=Oe(e.doc,K.line).text).length==K.ch){var te=X(V,V.length,e.options.tabSize)-V.length;K=Le(K.line,Math.max(0,Math.round((_-qa(e.display).left)/Yn(e.display))-te))}return K}function Un(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function Nr(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)yr&&ui(e.doc,t)<i.viewTo&&xn(e);else if(n<=i.viewFrom)yr&&En(e.doc,n+r)>i.viewFrom?xn(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)xn(e);else if(t<=i.viewFrom){var _=Ki(e,n,n+r,1);_?(i.view=i.view.slice(_.index),i.viewFrom=_.lineN,i.viewTo+=r):xn(e)}else if(n>=i.viewTo){var k=Ki(e,t,t,-1);k?(i.view=i.view.slice(0,k.index),i.viewTo=k.lineN):xn(e)}else{var j=Ki(e,t,t,-1),K=Ki(e,n,n+r,1);j&&K?(i.view=i.view.slice(0,j.index).concat(Ur(e,j.lineN,K.lineN)).concat(i.view.slice(K.index)),i.viewTo+=r):xn(e)}var V=i.externalMeasured;V&&(n<V.lineN?V.lineN+=r:t<V.lineN+V.size&&(i.externalMeasured=null))}function bn(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[Un(e,t)];if(_.node==null)return;var k=_.changes||(_.changes=[]);le(k,n)==-1&&k.push(n)}function xn(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ki(e,t,n,r){var i=Un(e,t),_,k=e.display.view;if(!yr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var j=e.display.viewFrom,K=0;K<i;K++)j+=k[K].size;if(j!=t){if(r>0){if(i==k.length-1)return null;_=j+k[i].size-t,i++}else _=j-t;t+=_,n+=_}for(;ui(e.doc,n)!=n;){if(i==(r<0?0:k.length-1))return null;n+=r*k[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=Ur(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Ur(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(Un(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Ur(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,Un(e,n)))),r.viewTo=n}function 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 gi(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var 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r=e.display,i=e.doc,_=document.createDocumentFragment(),k=qa(e.display),j=k.left,K=Math.max(r.sizerWidth,Mn(e)-r.sizer.offsetLeft)-k.right,V=i.direction=="ltr";function te(Je,ft,wt,xt){ft<0&&(ft=0),ft=Math.round(ft),xt=Math.round(xt),_.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Je+`px;
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                             height: `+(xt-ft)+"px"))}function ae(Je,ft,wt){var xt=Oe(i,Je),It=xt.text.length,qt,xr;function ir(hr,jr){return pa(e,Le(Je,hr),"div",xt,jr)}function Kr(hr,jr,Cr){var vr=fo(e,xt,null,hr),mr=jr=="ltr"==(Cr=="after")?"left":"right",lr=Cr=="after"?vr.begin:vr.end-(/\s/.test(xt.text.charAt(vr.end-1))?2:1);return ir(lr,mr)[mr]}var Br=tt(xt,i.direction);return Qe(Br,ft||0,wt==null?It:wt,function(hr,jr,Cr,vr){var mr=Cr=="ltr",lr=ir(hr,mr?"left":"right"),Wr=ir(jr-1,mr?"right":"left"),si=ft==null&&hr==0,An=wt==null&&jr==It,Or=vr==0,fn=!Br||vr==Br.length-1;if(Wr.top-lr.top<=3){var _r=(V?si:An)&&Or,Va=(V?An:si)&&fn,vn=_r?j:(mr?lr:Wr).left,Wn=Va?K:(mr?Wr:lr).right;te(vn,lr.top,Wn-vn,lr.bottom)}else{var Hn,kr,li,Xa;mr?(Hn=V&&si&&Or?j:lr.left,kr=V?K:Kr(hr,Cr,"before"),li=V?j:Kr(jr,Cr,"after"),Xa=V&&An&&fn?K:Wr.right):(Hn=V?Kr(hr,Cr,"before"):j,kr=!V&&si&&Or?K:lr.right,li=!V&&An&&fn?j:Wr.left,Xa=V?Kr(jr,Cr,"after"):K),te(Hn,lr.top,kr-Hn,lr.bottom),lr.bottom<Wr.top&&te(j,lr.bottom,null,Wr.top),te(li,Wr.top,Xa-li,Wr.bottom)}(!qt||Gi(lr,qt)<0)&&(qt=lr),Gi(Wr,qt)<0&&(qt=Wr),(!xr||Gi(lr,xr)<0)&&(xr=lr),Gi(Wr,xr)<0&&(xr=Wr)}),{start:qt,end:xr}}var pe=t.from(),ce=t.to();if(pe.line==ce.line)ae(pe.line,pe.ch,ce.ch);else{var Se=Oe(i,pe.line),Pe=Oe(i,ce.line),We=$r(Se)==$r(Pe),$e=ae(pe.line,pe.ch,We?Se.text.length+1:null).end,ot=ae(ce.line,We?0:null,ce.ch).start;We&&($e.top<ot.top-2?(te($e.right,$e.top,null,$e.bottom),te(j,ot.top,ot.left,ot.bottom)):te($e.right,$e.top,ot.left-$e.right,$e.bottom)),$e.bottom<ot.top&&te(j,$e.bottom,null,ot.top)}n.appendChild(_)}function _a(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||$n(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function vo(e){e.state.focused||(e.display.input.focus(),Ta(e))}function yo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,$n(e))},100)}function Ta(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(xe(e,"focus",e,t),e.state.focused=!0,N(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),R&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),_a(e)}function $n(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(xe(e,"blur",e,t),e.state.focused=!1,f(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function zi(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],_=e.options.lineWrapping,k=void 0,j=0;if(i.hidden)continue;if(F&&I<8){var K=i.node.offsetTop+i.node.offsetHeight;k=K-n,n=K}else{var V=i.node.getBoundingClientRect();k=V.bottom-V.top,!_&&i.text.firstChild&&(j=i.text.firstChild.getBoundingClientRect().right-V.left-1)}var te=i.line.height-k;if((te>.005||te<-.005)&&(Ht(i.line,k),Eo(i.line),i.rest))for(var ae=0;ae<i.rest.length;ae++)Eo(i.rest[ae]);if(j>e.display.sizerWidth){var pe=Math.ceil(j/Yn(e.display));pe>e.display.maxLineLength&&(e.display.maxLineLength=pe,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function Eo(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Vi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Wi(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,_=pr(t,r),k=pr(t,i);if(n&&n.ensure){var j=n.ensure.from.line,K=n.ensure.to.line;j<_?(_=j,k=pr(t,en(Oe(t,j))+e.wrapper.clientHeight)):Math.min(K,t.lastLine())>=k&&(_=pr(t,en(Oe(t,K))-e.wrapper.clientHeight),k=K)}return{from:_,to:Math.max(k,_+1)}}function Ys(e,t){if(Re(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),i!=null&&!w){var _=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Wi(e.display))+`px;
                         height: `+(t.bottom-t.top+dn(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?Le(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Le(t.line,t.ch+1,"before"):t);for(var _=0;_<5;_++){var k=!1,j=tn(e,t),K=!n||n==t?j:tn(e,n);i={left:Math.min(j.left,K.left),top:Math.min(j.top,K.top)-r,right:Math.max(j.left,K.left),bottom:Math.max(j.bottom,K.bottom)+r};var V=Sa(e,i),te=e.doc.scrollTop,ae=e.doc.scrollLeft;if(V.scrollTop!=null&&(yi(e,V.scrollTop),Math.abs(e.doc.scrollTop-te)>1&&(k=!0)),V.scrollLeft!=null&&(Nn(e,V.scrollLeft),Math.abs(e.doc.scrollLeft-ae)>1&&(k=!0)),!k)break}return i}function Js(e,t){var n=Sa(e,t);n.scrollTop!=null&&yi(e,n.scrollTop),n.scrollLeft!=null&&Nn(e,n.scrollLeft)}function Sa(e,t){var n=e.display,r=Xn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,_=fa(e),k={};t.bottom-t.top>_&&(t.bottom=t.top+_);var j=e.doc.height+ca(n),K=t.top<r,V=t.bottom>j-r;if(t.top<i)k.scrollTop=K?0:t.top;else if(t.bottom>i+_){var te=Math.min(t.top,(V?j:t.bottom)-_);te!=i&&(k.scrollTop=te)}var ae=e.options.fixedGutter?0:n.gutters.offsetWidth,pe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ae,ce=Mn(e)-n.gutters.offsetWidth,Se=t.right-t.left>ce;return Se&&(t.right=t.left+ce),t.left<10?k.scrollLeft=0:t.left<pe?k.scrollLeft=Math.max(0,t.left+ae-(Se?0:10)):t.right>ce+pe-3&&(k.scrollLeft=t.right+(Se?0:10)-ce),k}function wa(e,t){if(t==null)return;Xi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Jn(e){Xi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function vi(e,t,n){(t!=null||n!=null)&&Xi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Xi(e),e.curOp.scrollToPos=t}function Xi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);bo(e,n,r,t.margin)}}function bo(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});vi(e,i.scrollLeft,i.scrollTop)}function yi(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;A||Aa(e,{top:t}),xo(e,t,!0),A&&Aa(e),xi(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 Nn(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,Co(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function Ei(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+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+dn(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Fn=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),be(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),be(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,F&&I<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Fn.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var _=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}},Fn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Fn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Fn.prototype.zeroWidthHack=function(){var e=d&&!S?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new ne,this.disableVert=new ne},Fn.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)},Fn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var bi=function(){};bi.prototype.update=function(){return{bottom:0,right:0}},bi.prototype.setScrollLeft=function(){},bi.prototype.setScrollTop=function(){},bi.prototype.clear=function(){};function Qn(e,t){t||(t=Ei(e));var n=e.display.barWidth,r=e.display.barHeight;_o(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&zi(e),_o(e,Ei(e)),n=e.display.barWidth,r=e.display.barHeight}function _o(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 To={native:Fn,null:bi};function So(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new To[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),be(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?Nn(e,t):yi(e,t)},e),e.display.scrollbars.addClass&&N(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function Bn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},qr(e.curOp)}function jn(e){var t=e.curOp;t&&Os(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 k=0;k<t.length;k++)il(t[k])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&ji(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 Yi(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&&zi(t),e.barMeasure=Ei(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+dn(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Mn(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&Nn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==D();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Qn(t,e.barMeasure),e.updatedDisplay&&Da(t,e.barMeasure),e.selectionChanged&&_a(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&&Nn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,pt(r,e.scrollToPos.from),pt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var _=e.maybeHiddenMarkers,k=e.maybeUnhiddenMarkers;if(_)for(var j=0;j<_.length;++j)_[j].lines.length||xe(_[j],"hide");if(k)for(var K=0;K<k.length;++K)k[K].lines.length&&xe(k[K],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&xe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Hr(e,t){if(e.curOp)return t();Bn(e);try{return t()}finally{jn(e)}}function Er(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Bn(e);try{return t.apply(e,arguments)}finally{jn(e)}}}function Mr(e){return function(){if(this.curOp)return e.apply(this,arguments);Bn(this);try{return e.apply(this,arguments)}finally{jn(this)}}}function br(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Bn(t);try{return e.apply(this,arguments)}finally{jn(t)}}}function xi(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,B(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=Gr(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 k=_.styles,j=_.text.length>e.options.maxHighlightLength?At(t.mode,r.state):null,K=sn(e,_,r,!0);j&&(r.state=j),_.styles=K.styles;var V=_.styleClasses,te=K.classes;te?_.styleClasses=te:V&&(_.styleClasses=null);for(var ae=!k||k.length!=_.styles.length||V!=te&&(!V||!te||V.bgClass!=te.bgClass||V.textClass!=te.textClass),pe=0;!ae&&pe<k.length;++pe)ae=k[pe]!=_.styles[pe];ae&&i.push(r.line),_.stateAfter=r.save(),r.nextLine()}else _.text.length<=e.options.maxHighlightLength&&Ln(e,_.text,r),_.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return xi(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&Hr(e,function(){for(var _=0;_<i.length;_++)bn(e,i[_],"text")})}var Yi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Vi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=Mn(e),this.force=n,this.dims=Ea(e),this.events=[]};Yi.prototype.signal=function(e,t){ie(e,t)&&this.events.push(arguments)},Yi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)xe.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=dn(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=dn(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=D();if(!t||!E(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&E(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==D())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Ca(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return xn(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)&&(xn(e),t.dims=Ea(e));var i=r.first+r.size,_=Math.max(t.visible.from-e.options.viewportMargin,r.first),k=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<_&&_-n.viewFrom<20&&(_=Math.max(r.first,n.viewFrom)),n.viewTo>k&&n.viewTo-k<20&&(k=Math.min(i,n.viewTo)),yr&&(_=ui(e.doc,_),k=En(e.doc,k));var j=_!=n.viewFrom||k!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,_,k),n.viewOffset=en(Oe(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var K=mo(e);if(!j&&K==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var V=sl(e);return K>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),K>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(V),h(n.cursorDiv),h(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,j&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,xi(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==Mn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Vi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Vi(e.display,e.doc,n));if(!Ca(e,t))break;zi(e);var i=Ei(e);gi(e),Qn(e,i),Da(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 Yi(e,t);if(Ca(e,n)){zi(e),wo(e,n);var r=Ei(e);gi(e),Qn(e,r),Da(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,_=r.lineDiv,k=_.firstChild;function j(Se){var Pe=Se.nextSibling;return R&&d&&e.display.currentWheelTarget==Se?Se.style.display="none":Se.parentNode.removeChild(Se),Pe}for(var K=r.view,V=r.viewFrom,te=0;te<K.length;te++){var ae=K[te];if(!ae.hidden)if(!ae.node||ae.node.parentNode!=_){var pe=Us(e,ae,V,n);_.insertBefore(pe,k)}else{for(;k!=ae.node;)k=j(k);var ce=i&&t!=null&&t<=V&&ae.lineNumber;ae.changes&&(le(ae.changes,"gutter")>-1&&(ce=!1),Ya(e,ae,V,n)),ce&&(h(ae.lineNumber),ae.lineNumber.appendChild(document.createTextNode(Et(e.options,V)))),k=ae.node.nextSibling}V+=ae.size}for(;k;)k=j(k)}function La(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Da(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+dn(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=ba(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,_=r+"px",k=0;k<n.length;k++)if(!n[k].hidden){e.options.fixedGutter&&(n[k].gutter&&(n[k].gutter.style.left=_),n[k].gutterBackground&&(n[k].gutterBackground.style.left=_));var j=n[k].alignable;if(j)for(var K=0;K<j.length;K++)j[K].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=Et(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),_=i.firstChild.offsetWidth,k=i.offsetWidth-_;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(_,r.lineGutter.offsetWidth-k)+1,r.lineNumWidth=r.lineNumInnerWidth+k,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",La(e.display),!0}return!1}function Ra(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var _=e[i],k=null;if(typeof _!="string"&&(k=_.style,_=_.className),_=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:_,style:k})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Lo(e){var t=e.gutters,n=e.gutterSpecs;h(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],_=i.className,k=i.style,j=t.appendChild(a("div",null,"CodeMirror-gutter "+_));k&&(j.style.cssText=k),_=="CodeMirror-linenumbers"&&(e.lineGutter=j,j.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",La(e)}function _i(e){Lo(e.display),Nr(e),Co(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=v("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=v("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var _=v("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[_],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+de+"px; width: 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$i=0,Jr=null;F?Jr=-.53:A?Jr=15:b?Jr=-.7:L&&(Jr=-1/3);function Do(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=Do(e);return t.x*=Jr,t.y*=Jr,t}function Ro(e,t){var n=Do(t),r=n.x,i=n.y,_=e.display,k=_.scroller,j=k.scrollWidth>k.clientWidth,K=k.scrollHeight>k.clientHeight;if(!(r&&j||i&&K))return;if(i&&d&&R){e:for(var V=t.target,te=_.view;V!=k;V=V.parentNode)for(var ae=0;ae<te.length;ae++)if(te[ae].node==V){e.display.currentWheelTarget=V;break e}}if(r&&!A&&!C&&Jr!=null){i&&K&&yi(e,Math.max(0,k.scrollTop+i*Jr)),Nn(e,Math.max(0,k.scrollLeft+r*Jr)),(!i||i&&K)&&Y(t),_.wheelStartX=null;return}if(i&&Jr!=null){var pe=i*Jr,ce=e.doc.scrollTop,Se=ce+_.wrapper.clientHeight;pe<0?ce=Math.max(0,ce+pe-50):Se=Math.min(e.doc.height,Se+pe+50),Aa(e,{top:ce,bottom:Se})}$i<20&&(_.wheelStartX==null?(_.wheelStartX=k.scrollLeft,_.wheelStartY=k.scrollTop,_.wheelDX=r,_.wheelDY=i,setTimeout(function(){if(_.wheelStartX==null)return;var Pe=k.scrollLeft-_.wheelStartX,We=k.scrollTop-_.wheelStartY,$e=We&&_.wheelDY&&We/_.wheelDY||Pe&&_.wheelDX&&Pe/_.wheelDX;if(_.wheelStartX=_.wheelStartY=null,!$e)return;Jr=(Jr*$i+$e)/($i+1),++$i},200)):(_.wheelDX+=r,_.wheelDY+=i))}var Qr=function(e,t){this.ranges=e,this.primIndex=t};Qr.prototype.primary=function(){return this.ranges[this.primIndex]},Qr.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(!Ar(n.anchor,r.anchor)||!Ar(n.head,r.head))return!1}return!0},Qr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new Jt(an(this.ranges[t].anchor),an(this.ranges[t].head));return new Qr(e,this.primIndex)},Qr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Qr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(dt(t,r.from())>=0&&dt(e,r.to())<=0)return n}return-1};var Jt=function(e,t){this.anchor=e,this.head=t};Jt.prototype.from=function(){return ar(this.anchor,this.head)},Jt.prototype.to=function(){return on(this.anchor,this.head)},Jt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function rn(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(pe,ce){return dt(pe.from(),ce.from())}),n=le(t,i);for(var _=1;_<t.length;_++){var k=t[_],j=t[_-1],K=dt(j.to(),k.from());if(r&&!k.empty()?K>0:K>=0){var V=ar(j.from(),k.from()),te=on(j.to(),k.to()),ae=j.empty()?k.from()==k.head:j.from()==j.head;_<=n&&--n,t.splice(--_,2,new Jt(ae?te:V,ae?V:te))}}return new Qr(t,n)}function _n(e,t){return new Qr([new Jt(e,t||e)],0)}function Tn(e){return e.text?Le(e.from.line+e.text.length-1,Ee(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Oo(e,t){if(dt(e,t.from)<0)return e;if(dt(e,t.to)<=0)return Tn(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Tn(t).ch-t.to.ch),Le(n,r)}function Oa(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new Jt(Oo(i.anchor,t),Oo(i.head,t)))}return rn(e.cm,n,e.sel.primIndex)}function Po(e,t,n){return e.line==t.line?Le(n.line,e.ch-t.ch+n.ch):Le(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Le(e.first,0),_=i,k=0;k<t.length;k++){var j=t[k],K=Po(j.from,i,_),V=Po(Tn(j),i,_);if(i=j.to,_=V,n=="around"){var te=e.sel.ranges[k],ae=dt(te.head,te.anchor)<0;r[k]=new Jt(ae?V:K,ae?K:V)}else r[k]=new Jt(K,K)}return new Qr(r,e.sel.primIndex)}function Pa(e){e.doc.mode=kt(e.options,e.doc.modeOption),Ti(e)}function Ti(e){e.doc.iter(function(t){t.stateAfter&&(t.stateAfter=null),t.styles&&(t.styles=null)}),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,xi(e,100),e.state.modeGen++,e.curOp&&Nr(e)}function Mo(e,t){return t.from.ch==0&&t.to.ch==0&&Ee(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function Ma(e,t,n,r){function i(ot){return n?n[ot]:null}function _(ot,Je,ft){ua(ot,Je,ft,r),wr(ot,"change",ot,t)}function k(ot,Je){for(var ft=[],wt=ot;wt<Je;++wt)ft.push(new Pn(V[wt],i(wt),r));return ft}var j=t.from,K=t.to,V=t.text,te=Oe(e,j.line),ae=Oe(e,K.line),pe=Ee(V),ce=i(V.length-1),Se=K.line-j.line;if(t.full)e.insert(0,k(0,V.length)),e.remove(V.length,e.size-V.length);else if(Mo(e,t)){var Pe=k(0,V.length-1);_(ae,ae.text,ce),Se&&e.remove(j.line,Se),Pe.length&&e.insert(j.line,Pe)}else if(te==ae)if(V.length==1)_(te,te.text.slice(0,j.ch)+pe+te.text.slice(K.ch),ce);else{var We=k(1,V.length-1);We.push(new Pn(pe+te.text.slice(K.ch),ce,r)),_(te,te.text.slice(0,j.ch)+V[0],i(0)),e.insert(j.line+1,We)}else if(V.length==1)_(te,te.text.slice(0,j.ch)+V[0]+ae.text.slice(K.ch),i(0)),e.remove(j.line+1,Se);else{_(te,te.text.slice(0,j.ch)+V[0],i(0)),_(ae,pe+ae.text.slice(K.ch),ce);var $e=k(1,V.length-1);Se>1&&e.remove(j.line+1,Se-1),e.insert(j.line+1,$e)}wr(e,"change",e,t)}function Sn(e,t,n){function r(i,_,k){if(i.linked)for(var j=0;j<i.linked.length;++j){var K=i.linked[j];if(K.doc==_)continue;var V=k&&K.sharedHist;if(n&&!V)continue;t(K.doc,V),r(K.doc,i,V)}}r(e,null,!0)}function ko(e,t){if(t.cm)throw new Error("This document is already in use.");e.doc=t,t.cm=e,xa(e),Pa(e),Io(e),e.options.lineWrapping||ji(e),e.options.mode=t.modeOption,Nr(e)}function Io(e){(e.doc.direction=="rtl"?N:f)(e.display.lineDiv,"CodeMirror-rtl")}function hl(e){Hr(e,function(){Io(e),Nr(e)})}function Ji(e){this.done=[],this.undone=[],this.undoDepth=Infinity,this.lastModTime=this.lastSelTime=0,this.lastOp=this.lastSelOp=null,this.lastOrigin=this.lastSelOrigin=null,this.generation=this.maxGeneration=e||1}function ka(e,t){var n={from:an(t.from),to:Tn(t),text:Xt(e,t.from,t.to)};return Fo(e,n,t.from.line,t.to.line+1),Sn(e,function(r){return Fo(r,n,t.from.line,t.to.line+1)},!0),n}function Uo(e){for(;e.length;){var t=Ee(e);if(t.ranges)e.pop();else break}}function ml(e,t){if(t)return Uo(e.done),Ee(e.done);if(e.done.length&&!Ee(e.done).ranges)return Ee(e.done);if(e.done.length>1&&!e.done[e.done.length-2].ranges)return e.done.pop(),Ee(e.done)}function No(e,t,n,r){var i=e.history;i.undone.length=0;var _=+new Date,k,j;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>_-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(k=ml(i,i.lastOp==r)))j=Ee(k.changes),dt(t.from,t.to)==0&&dt(t.from,j.to)==0?j.to=Tn(t):k.changes.push(ka(e,t));else{var K=Ee(i.done);for((!K||!K.ranges)&&Qi(e.sel,i.done),k={changes:[ka(e,t)],generation:i.generation},i.done.push(k);i.done.length>i.undoDepth;)i.done.shift(),i.done[0].ranges||i.done.shift()}i.done.push(n),i.generation=++i.maxGeneration,i.lastModTime=i.lastSelTime=_,i.lastOp=i.lastSelOp=r,i.lastOrigin=i.lastSelOrigin=t.origin,j||xe(e,"historyAdded")}function pl(e,t,n,r){var i=t.charAt(0);return i=="*"||i=="+"&&n.ranges.length==r.ranges.length&&n.somethingSelected()==r.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}function gl(e,t,n,r){var i=e.history,_=r&&r.origin;n==i.lastSelOp||_&&i.lastSelOrigin==_&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==_||pl(e,_,Ee(i.done),t))?i.done[i.done.length-1]=t:Qi(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=_,i.lastSelOp=n,r&&r.clearRedo!==!1&&Uo(i.undone)}function Qi(e,t){var n=Ee(t);n&&n.ranges&&n.equals(e)||t.push(e)}function Fo(e,t,n,r){var i=t["spans_"+e.id],_=0;e.iter(Math.max(e.first,n),Math.min(e.first+e.size,r),function(k){k.markedSpans&&((i||(i=t["spans_"+e.id]={}))[_]=k.markedSpans),++_})}function vl(e){if(!e)return null;for(var t,n=0;n<e.length;++n)e[n].marker.explicitlyCleared?t||(t=e.slice(0,n)):t&&t.push(e[n]);return t?t.length?t:null:e}function yl(e,t){var n=t["spans_"+e.id];if(!n)return null;for(var r=[],i=0;i<t.text.length;++i)r.push(vl(n[i]));return r}function Bo(e,t){var n=yl(e,t),r=tr(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var _=n[i],k=r[i];if(_&&k){e:for(var j=0;j<k.length;++j){for(var K=k[j],V=0;V<_.length;++V)if(_[V].marker==K.marker)continue e;_.push(K)}}else k&&(n[i]=k)}return n}function Zn(e,t,n){for(var r=[],i=0;i<e.length;++i){var _=e[i];if(_.ranges){r.push(n?Qr.prototype.deepCopy.call(_):_);continue}var k=_.changes,j=[];r.push({changes:j});for(var K=0;K<k.length;++K){var V=k[K],te=void 0;if(j.push({from:V.from,to:V.to,text:V.text}),t)for(var ae in V)(te=ae.match(/^spans_(\d+)$/))&&(le(t,Number(te[1]))>-1&&(Ee(j)[ae]=V[ae],delete V[ae]))}}return r}function Ia(e,t,n,r){if(r){var i=e.anchor;if(n){var _=dt(t,i)<0;_!=dt(n,i)<0?(i=t,t=n):_!=dt(t,n)<0&&(t=n)}return new Jt(i,t)}else return new Jt(n||t,t)}function Zi(e,t,n,r,i){i==null&&(i=e.cm&&(e.cm.display.shift||e.extend)),Rr(e,new Qr([Ia(e.sel.primary(),t,n,i)],0),r)}function jo(e,t,n){for(var r=[],i=e.cm&&(e.cm.display.shift||e.extend),_=0;_<e.sel.ranges.length;_++)r[_]=Ia(e.sel.ranges[_],t[_],null,i);var k=rn(e.cm,r,e.sel.primIndex);Rr(e,k,n)}function Ua(e,t,n,r){var i=e.sel.ranges.slice(0);i[t]=n,Rr(e,rn(e.cm,i,e.sel.primIndex),r)}function Wo(e,t,n,r){Rr(e,_n(t,n),r)}function El(e,t,n){var r={ranges:t.ranges,update:function(i){this.ranges=[];for(var _=0;_<i.length;_++)this.ranges[_]=new Jt(pt(e,i[_].anchor),pt(e,i[_].head))},origin:n&&n.origin};return xe(e,"beforeSelectionChange",e,r),e.cm&&xe(e.cm,"beforeSelectionChange",e.cm,r),r.ranges!=t.ranges?rn(e.cm,r.ranges,r.ranges.length-1):t}function Ho(e,t,n){var r=e.history.done,i=Ee(r);i&&i.ranges?(r[r.length-1]=t,qi(e,t,n)):Rr(e,t,n)}function Rr(e,t,n){qi(e,t,n),gl(e,e.sel,e.cm?e.cm.curOp.id:NaN,n)}function qi(e,t,n){(ie(e,"beforeSelectionChange")||e.cm&&ie(e.cm,"beforeSelectionChange"))&&(t=El(e,t,n));var r=n&&n.bias||(dt(t.primary().head,e.sel.primary().head)<0?-1:1);Ko(e,zo(e,t,r,!0)),!(n&&n.scroll===!1)&&e.cm&&Jn(e.cm)}function Ko(e,t){if(t.equals(e.sel))return;e.sel=t,e.cm&&(e.cm.curOp.updateInput=1,e.cm.curOp.selectionChanged=!0,ue(e.cm)),wr(e,"cursorActivity",e)}function Go(e){Ko(e,zo(e,e.sel,null,!1))}function zo(e,t,n,r){for(var i,_=0;_<t.ranges.length;_++){var k=t.ranges[_],j=t.ranges.length==e.sel.ranges.length&&e.sel.ranges[_],K=ea(e,k.anchor,j&&j.anchor,n,r),V=ea(e,k.head,j&&j.head,n,r);(i||K!=k.anchor||V!=k.head)&&(i||(i=t.ranges.slice(0,_)),i[_]=new Jt(K,V))}return i?rn(e.cm,i,t.primIndex):t}function qn(e,t,n,r,i){var _=Oe(e,t.line);if(_.markedSpans)for(var k=0;k<_.markedSpans.length;++k){var j=_.markedSpans[k],K=j.marker,V="selectLeft"in K?!K.selectLeft:K.inclusiveLeft,te="selectRight"in K?!K.selectRight:K.inclusiveRight;if((j.from==null||(V?j.from<=t.ch:j.from<t.ch))&&(j.to==null||(te?j.to>=t.ch:j.to>t.ch))){if(i&&(xe(K,"beforeCursorEnter"),K.explicitlyCleared))if(_.markedSpans){--k;continue}else break;if(!K.atomic)continue;if(n){var ae=K.find(r<0?1:-1),pe=void 0;if((r<0?te:V)&&(ae=Vo(e,ae,-r,ae&&ae.line==t.line?_:null)),ae&&ae.line==t.line&&(pe=dt(ae,n))&&(r<0?pe<0:pe>0))return qn(e,ae,t,r,i)}var ce=K.find(r<0?-1:1);return(r<0?V:te)&&(ce=Vo(e,ce,r,ce.line==t.line?_:null)),ce?qn(e,ce,t,r,i):null}}return t}function ea(e,t,n,r,i){var _=r||1,k=qn(e,t,n,_,i)||!i&&qn(e,t,n,_,!0)||qn(e,t,n,-_,i)||!i&&qn(e,t,n,-_,!0);return k||(e.cantEdit=!0,Le(e.first,0))}function Vo(e,t,n,r){return n<0&&t.ch==0?t.line>e.first?pt(e,Le(t.line-1)):null:n>0&&t.ch==(r||Oe(e,t.line)).text.length?t.line<e.first+e.size-1?Le(t.line+1,0):null:new Le(t.line,t.ch+n)}function Xo(e){e.setSelection(Le(e.firstLine(),0),Le(e.lastLine()),ge)}function Yo(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){return r.canceled=!0}};return n&&(r.update=function(i,_,k,j){i&&(r.from=pt(e,i)),_&&(r.to=pt(e,_)),k&&(r.text=k),j!==void 0&&(r.origin=j)}),xe(e,"beforeChange",e,r),e.cm&&xe(e.cm,"beforeChange",e.cm,r),r.canceled?(e.cm&&(e.cm.curOp.updateInput=2),null):{from:r.from,to:r.to,text:r.text,origin:r.origin}}function ei(e,t,n){if(e.cm){if(!e.cm.curOp)return Er(e.cm,ei)(e,t,n);if(e.cm.state.suppressEdits)return}if((ie(e,"beforeChange")||e.cm&&ie(e.cm,"beforeChange"))&&(t=Yo(e,t,!0),!t))return;var r=On&&!n&&Lr(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)$o(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text,origin:t.origin});else $o(e,t)}function $o(e,t){if(t.text.length==1&&t.text[0]==""&&dt(t.from,t.to)==0)return;var n=Oa(e,t);No(e,t,n,e.cm?e.cm.curOp.id:NaN),Si(e,t,n,tr(e,t));var r=[];Sn(e,function(i,_){!_&&le(r,i.history)==-1&&(qo(i.history,t),r.push(i.history)),Si(i,t,null,tr(i,t))})}function ta(e,t,n){var r=e.cm&&e.cm.state.suppressEdits;if(r&&!n)return;for(var i=e.history,_,k=e.sel,j=t=="undo"?i.done:i.undone,K=t=="undo"?i.undone:i.done,V=0;V<j.length&&!(_=j[V],n?_.ranges&&!_.equals(e.sel):!_.ranges);V++);if(V==j.length)return;for(i.lastOrigin=i.lastSelOrigin=null;;)if(_=j.pop(),_.ranges){if(Qi(_,K),n&&!_.equals(e.sel)){Rr(e,_,{clearRedo:!1});return}k=_}else if(r){j.push(_);return}else break;var te=[];Qi(k,K),K.push({changes:te,generation:i.generation}),i.generation=_.generation||++i.maxGeneration;for(var ae=ie(e,"beforeChange")||e.cm&&ie(e.cm,"beforeChange"),pe=function(Pe){var We=_.changes[Pe];if(We.origin=t,ae&&!Yo(e,We,!1))return j.length=0,{};te.push(ka(e,We));var $e=Pe?Oa(e,We):Ee(j);Si(e,We,$e,Bo(e,We)),!Pe&&e.cm&&e.cm.scrollIntoView({from:We.from,to:Tn(We)});var ot=[];Sn(e,function(Je,ft){!ft&&le(ot,Je.history)==-1&&(qo(Je.history,We),ot.push(Je.history)),Si(Je,We,null,Bo(Je,We))})},ce=_.changes.length-1;ce>=0;--ce){var Se=pe(ce);if(Se)return Se.v}}function Jo(e,t){if(t==0)return;if(e.first+=t,e.sel=new Qr(Be(e.sel.ranges,function(i){return new Jt(Le(i.anchor.line+t,i.anchor.ch),Le(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Nr(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)bn(e.cm,r,"gutter")}}function Si(e,t,n,r){if(e.cm&&!e.cm.curOp)return Er(e.cm,Si)(e,t,n,r);if(t.to.line<e.first){Jo(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Jo(e,i),t={from:Le(e.first,0),to:Le(t.to.line+i,t.to.ch),text:[Ee(t.text)],origin:t.origin}}var _=e.lastLine();t.to.line>_&&(t={from:t.from,to:Le(_,Oe(e,_).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Xt(e,t.from,t.to),n||(n=Oa(e,t)),e.cm?bl(e.cm,t,r):Ma(e,t,r),qi(e,n,ge),e.cantEdit&&ea(e,Le(e.firstLine(),0))&&(e.cantEdit=!1)}function bl(e,t,n){var r=e.doc,i=e.display,_=t.from,k=t.to,j=!1,K=_.line;e.options.lineWrapping||(K=Ot($r(Oe(r,_.line))),r.iter(K,k.line+1,function(ce){if(ce==i.maxLine)return j=!0,!0})),r.sel.contains(t.from,t.to)>-1&&ue(e),Ma(r,t,n,ho(e)),e.options.lineWrapping||(r.iter(K,_.line+t.text.length,function(ce){var Se=ci(ce);Se>i.maxLineLength&&(i.maxLine=ce,i.maxLineLength=Se,i.maxLineChanged=!0,j=!1)}),j&&(e.curOp.updateMaxLine=!0)),Ni(r,_.line),xi(e,400);var V=t.text.length-(k.line-_.line)-1;t.full?Nr(e):_.line==k.line&&t.text.length==1&&!Mo(e.doc,t)?bn(e,_.line,"text"):Nr(e,_.line,k.line+1,V);var te=ie(e,"changes"),ae=ie(e,"change");if(ae||te){var pe={from:_,to:k,text:t.text,removed:t.removed,origin:t.origin};ae&&wr(e,"change",e,pe),te&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(pe)}e.display.selForContextMenu=null}function ti(e,t,n,r,i){var _;r||(r=n),dt(r,n)<0&&(_=[r,n],n=_[0],r=_[1]),typeof t=="string"&&(t=e.splitLines(t)),ei(e,{from:n,to:r,text:t,origin:i})}function Qo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Zo(e,t,n,r){for(var i=0;i<e.length;++i){var _=e[i],k=!0;if(_.ranges){_.copied||(_=e[i]=_.deepCopy(),_.copied=!0);for(var j=0;j<_.ranges.length;j++)Qo(_.ranges[j].anchor,t,n,r),Qo(_.ranges[j].head,t,n,r);continue}for(var K=0;K<_.changes.length;++K){var V=_.changes[K];if(n<V.from.line)V.from=Le(V.from.line+r,V.from.ch),V.to=Le(V.to.line+r,V.to.ch);else if(t<=V.to.line){k=!1;break}}k||(e.splice(0,i+1),i=0)}}function qo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Zo(e.done,n,r,i),Zo(e.undone,n,r,i)}function wi(e,t,n,r){var i=t,_=t;return typeof t=="number"?_=Oe(e,Mt(e,t)):i=Ot(t),i==null?null:(r(_,i)&&e.cm&&bn(e.cm,i,n),_)}function Ci(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}Ci.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,vt(i),wr(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function Ai(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}Ai.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var _=Math.min(t,i-e),k=r.height;if(r.removeInner(e,_),this.height-=k-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 Ci))){var j=[];this.collapse(j),this.children=[new Ci(j)],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 k=i.lines.length%25+25,j=k;j<i.lines.length;){var K=new Ci(i.lines.slice(j,j+=25));i.height-=K.height,this.children.splice(++r,0,K),K.parent=this}i.lines=i.lines.slice(0,k),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 Ai(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=le(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new Ai(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],_=i.chunkSize();if(e<_){var k=Math.min(t,_-e);if(i.iterN(e,k,n))return!0;if((t-=k)==0)break;e=0}else e-=_}}};var Li=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};Li.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Ot(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 _=mi(this);Ht(n,Math.max(0,n.height-_)),e&&(Hr(e,function(){es(e,n,-_),bn(e,r,"widget")}),wr(e,"lineWidgetCleared",e,this,r))},Li.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=mi(this)-t;if(!i)return;un(this.doc,r)||Ht(r,r.height+i),n&&Hr(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),wr(n,"lineWidgetChanged",n,e,Ot(r))})},se(Li);function es(e,t,n){en(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&wa(e,n)}function xl(e,t,n,r){var i=new Li(e,n,r),_=e.cm;return _&&i.noHScroll&&(_.display.alignWidgets=!0),wi(e,t,"widget",function(k){var j=k.widgets||(k.widgets=[]);if(i.insertAt==null?j.push(i):j.splice(Math.min(j.length-1,Math.max(0,i.insertAt)),0,i),i.line=k,_&&!un(e,k)){var K=en(k)<e.scrollTop;Ht(k,k.height+mi(i)),K&&wa(_,i.height),_.curOp.forceUpdate=!0}return!0}),_&&wr(_,"lineWidgetAdded",_,i,typeof t=="number"?t:Ot(t)),i}var ts=0,wn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};wn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Bn(e),ie(this,"clear")){var n=this.find();n&&wr(this,"clear",n.from,n.to)}for(var r=null,i=null,_=0;_<this.lines.length;++_){var k=this.lines[_],j=gt(k.markedSpans,this);e&&!this.collapsed?bn(e,Ot(k),"text"):e&&(j.to!=null&&(i=Ot(k)),j.from!=null&&(r=Ot(k))),k.markedSpans=at(k.markedSpans,j),j.from==null&&this.collapsed&&!un(this.doc,k)&&e&&Ht(k,Xn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var K=0;K<this.lines.length;++K){var V=$r(this.lines[K]),te=ci(V);te>e.display.maxLineLength&&(e.display.maxLine=V,e.display.maxLineLength=te,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Nr(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&&wr(e,"markerCleared",e,this,r,i),t&&jn(e),this.parent&&this.parent.clear()},wn.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],k=gt(_.markedSpans,this);if(k.from!=null&&(n=Le(t?_:Ot(_),k.from),e==-1))return n;if(k.to!=null&&(r=Le(t?_:Ot(_),k.to),e==1))return r}return n&&{from:n,to:r}},wn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;Hr(r,function(){var i=t.line,_=Ot(t.line),k=ha(r,_);if(k&&(io(k),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!un(n.doc,i)&&n.height!=null){var j=n.height;n.height=null;var K=mi(n)-j;K&&Ht(i,i.height+K)}wr(r,"markerChanged",r,e)})},wn.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||le(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},wn.prototype.detachLine=function(e){if(this.lines.splice(le(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},se(wn);function ri(e,t,n,r,i){if(r&&r.shared)return _l(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Er(e.cm,ri)(e,t,n,r,i);var _=new wn(e,i),k=dt(t,n);if(r&&U(r,_,!1),k>0||k==0&&_.clearWhenEmpty!==!1)return _;if(_.replacedWith&&(_.collapsed=!0,_.widgetNode=v("span",[_.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||_.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(_.widgetNode.insertLeft=!0)),_.collapsed){if(Fi(e,t.line,t,n,_)||t.line!=n.line&&Fi(e,n.line,t,n,_))throw new Error("Inserting collapsed marker partially overlapping an existing one");me()}_.addToHistory&&No(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var j=t.line,K=e.cm,V;if(e.iter(j,n.line+1,function(ae){K&&_.collapsed&&!K.options.lineWrapping&&$r(ae)==K.display.maxLine&&(V=!0),_.collapsed&&j!=t.line&&Ht(ae,0),ct(ae,new Fe(_,j==t.line?t.ch:null,j==n.line?n.ch:null)),++j}),_.collapsed&&e.iter(t.line,n.line+1,function(ae){un(e,ae)&&Ht(ae,0)}),_.clearOnEnter&&be(_,"beforeCursorEnter",function(){return _.clear()}),_.readOnly&&(Ze(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),_.collapsed&&(_.id=++ts,_.atomic=!0),K){if(V&&(K.curOp.updateMaxLine=!0),_.collapsed)Nr(K,t.line,n.line+1);else if(_.className||_.startStyle||_.endStyle||_.css||_.attributes||_.title)for(var te=t.line;te<=n.line;te++)bn(K,te,"text");_.atomic&&Go(K.doc),wr(K,"markerAdded",K,_)}return _}var Di=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};Di.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();wr(this,"clear")},Di.prototype.find=function(e,t){return this.primary.find(e,t)},se(Di);function _l(e,t,n,r,i){r=U(r),r.shared=!1;var _=[ri(e,t,n,r,i)],k=_[0],j=r.widgetNode;return Sn(e,function(K){j&&(r.widgetNode=j.cloneNode(!0)),_.push(ri(K,pt(K,t),pt(K,n),r,i));for(var V=0;V<K.linked.length;++V)if(K.linked[V].isParent)return;k=Ee(_)}),new Di(_,k)}function rs(e){return e.findMarks(Le(e.first,0),e.clipPos(Le(e.lastLine())),function(t){return t.parent})}function Tl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),_=e.clipPos(i.from),k=e.clipPos(i.to);if(dt(_,k)){var j=ri(e,_,k,r.primary,r.primary.type);r.markers.push(j),j.parent=r}}}function Sl(e){for(var t=function(r){var i=e[r],_=[i.primary.doc];Sn(i.primary.doc,function(K){return _.push(K)});for(var k=0;k<i.markers.length;k++){var 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e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:br(function(e,t,n){Wo(this,pt(this,typeof e=="number"?Le(e,t||0):e),null,n)}),setSelection:br(function(e,t,n){Wo(this,pt(this,e),pt(this,t||e),n)}),extendSelection:br(function(e,t,n){Zi(this,pt(this,e),t&&pt(this,t),n)}),extendSelections:br(function(e,t){jo(this,ke(this,e),t)}),extendSelectionsBy:br(function(e,t){var n=Be(this.sel.ranges,e);jo(this,ke(this,n),t)}),setSelections:br(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Jt(pt(this,e[i].anchor),pt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Rr(this,rn(this.cm,r,t),n)}),addSelection:br(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Jt(pt(this,e),pt(this,t||e))),Rr(this,rn(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=Xt(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=Xt(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:br(function(e,t,n){for(var r=[],i=this.sel,_=0;_<i.ranges.length;_++){var k=i.ranges[_];r[_]={from:k.from(),to:k.to(),text:this.splitLines(e[_]),origin:n}}for(var j=t&&t!="end"&&fl(this,r,t),K=r.length-1;K>=0;K--)ei(this,r[K]);j?Ho(this,j):this.cm&&Jn(this.cm)}),undo:br(function(){ta(this,"undo")}),redo:br(function(){ta(this,"redo")}),undoSelection:br(function(){ta(this,"undo",!0)}),redoSelection:br(function(){ta(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 Ji(this.history.maxGeneration),Sn(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:Zn(this.history.done),undone:Zn(this.history.undone)}},setHistory:function(e){var t=this.history=new Ji(this.history.maxGeneration);t.done=Zn(e.done.slice(0),null,!0),t.undone=Zn(e.undone.slice(0),null,!0)},setGutterMarker:br(function(e,t,n){return wi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return 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i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass",_=r[i];if(_)if(n==null)r[i]=null;else{var k=_.match(y(n));if(!k)return!1;var j=k.index+k[0].length;r[i]=_.slice(0,k.index)+(!k.index||j==_.length?"":" ")+_.slice(j)||null}else return!1;return!0})}),addLineWidget:br(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return ri(this,pt(this,e),pt(this,t),n,n&&n.type||"range")},setBookmark:function(e,t){var n={replacedWith:t&&(t.nodeType==null?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return e=pt(this,e),ri(this,e,e,n,"bookmark")},findMarksAt:function(e){e=pt(this,e);var t=[],n=Oe(this,e.line).markedSpans;if(n)for(var r=0;r<n.length;++r){var i=n[r];(i.from==null||i.from<=e.ch)&&(i.to==null||i.to>=e.ch)&&t.push(i.marker.parent||i.marker)}return t},findMarks:function(e,t,n){e=pt(this,e),t=pt(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,function(_){var k=_.markedSpans;if(k)for(var j=0;j<k.length;j++){var K=k[j];!(K.to!=null&&i==e.line&&e.ch>=K.to||K.from==null&&i!=e.line||K.from!=null&&i==t.line&&K.from>=t.ch)&&(!n||n(K.marker))&&r.push(K.marker.parent||K.marker)}++i}),r},getAllMarks:function(){var e=[];return this.iter(function(t){var n=t.markedSpans;if(n)for(var r=0;r<n.length;++r)n[r].from!=null&&e.push(n[r].marker)}),e},posFromIndex:function(e){var t,n=this.first,r=this.lineSeparator().length;return this.iter(function(i){var _=i.text.length+r;if(_>e)return t=e,!0;e-=_,++n}),pt(this,Le(n,t))},indexFromPos:function(e){e=pt(this,e);var t=e.ch;if(e.line<this.first||e.ch<0)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,function(r){t+=r.text.length+n}),t},copy:function(e){var t=new Fr(Ut(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;e.from!=null&&e.from>t&&(t=e.from),e.to!=null&&e.to<n&&(n=e.to);var r=new Fr(Ut(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Tl(r,rs(this)),r},unlinkDoc:function(e){if(e instanceof rr&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t){var n=this.linked[t];if(n.doc!=e)continue;this.linked.splice(t,1),e.unlinkDoc(this),Sl(rs(this));break}if(e.history==this.history){var r=[e.id];Sn(e,function(i){return r.push(i.id)},!0),e.history=new 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We=Pe.result;if(/[\x00-\x08\x0e-\x1f]{2}/.test(We)){j();return}_[Se]=We,j()},Pe.readAsText(ce)},V=0;V<r.length;V++)K(r[V],V);else{if(t.state.draggingText&&t.doc.sel.contains(n)>-1){t.state.draggingText(e),setTimeout(function(){return t.display.input.focus()},20);return}try{var te=e.dataTransfer.getData("Text");if(te){var ae;if(t.state.draggingText&&!t.state.draggingText.copy&&(ae=t.listSelections()),qi(t.doc,_n(n,n)),ae)for(var pe=0;pe<ae.length;++pe)ti(t.doc,"",ae[pe].anchor,ae[pe].head,"drag");t.replaceSelection(te,"around","paste"),t.display.input.focus()}}catch(ce){}}}function Al(e,t){if(F&&(!e.state.draggingText||+new Date-ns<100)){ee(t);return}if(Re(e,t)||pn(e.display,t))return;if(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.effectAllowed="copyMove",t.dataTransfer.setDragImage&&!L){var n=a("img",null,null,"position: fixed; left: 0; top: 0;");n.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",C&&(n.width=n.height=1,e.display.wrapper.appendChild(n),n._top=n.offsetTop),t.dataTransfer.setDragImage(n,0,0),C&&n.parentNode.removeChild(n)}}function Ll(e,t){var n=In(e,t);if(!n)return;var r=document.createDocumentFragment();go(e,n,r),e.display.dragCursor||(e.display.dragCursor=a("div",null,"CodeMirror-cursors CodeMirror-dragcursors"),e.display.lineSpace.insertBefore(e.display.dragCursor,e.display.cursorDiv)),s(e.display.dragCursor,r)}function is(e){e.display.dragCursor&&(e.display.lineSpace.removeChild(e.display.dragCursor),e.display.dragCursor=null)}function as(e){if(!document.getElementsByClassName)return;for(var t=document.getElementsByClassName("CodeMirror"),n=[],r=0;r<t.length;r++){var i=t[r].CodeMirror;i&&n.push(i)}n.length&&n[0].operation(function(){for(var _=0;_<n.length;_++)e(n[_])})}var os=!1;function Dl(){if(os)return;Rl(),os=!0}function Rl(){var e;be(window,"resize",function(){e==null&&(e=setTimeout(function(){e=null,as(Ol)},100))}),be(window,"blur",function(){return as($n)})}function Ol(e){var t=e.display;t.cachedCharWidth=t.cachedTextHeight=t.cachedPaddingH=null,t.scrollbarsClipped=!1,e.setSize()}for(var Cn={3:"Pause",8:"Backspace",9:"Tab",13:"Enter",16:"Shift",17:"Ctrl",18:"Alt",19:"Pause",20:"CapsLock",27:"Esc",32:"Space",33:"PageUp",34:"PageDown",35:"End",36:"Home",37:"Left",38:"Up",39:"Right",40:"Down",44:"PrintScrn",45:"Insert",46:"Delete",59:";",61:"=",91:"Mod",92:"Mod",93:"Mod",106:"*",107:"=",109:"-",110:".",111:"/",145:"ScrollLock",173:"-",186:";",187:"=",188:",",189:"-",190:".",191:"/",192:"`",219:"[",220:"\\",221:"]",222:"'",224:"Mod",63232:"Up",63233:"Down",63234:"Left",63235:"Right",63272:"Delete",63273:"Home",63275:"End",63276:"PageUp",63277:"PageDown",63302:"Insert"},Ri=0;Ri<10;Ri++)Cn[Ri+48]=Cn[Ri+96]=String(Ri);for(var ra=65;ra<=90;ra++)Cn[ra]=String.fromCharCode(ra);for(var Oi=1;Oi<=12;Oi++)Cn[Oi+111]=Cn[Oi+63235]="F"+Oi;var 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i=t.call?t.call(e,r):t[e];if(i===!1)return"nothing";if(i==="...")return"multi";if(i!=null&&n(i))return"handled";if(t.fallthrough){if(Object.prototype.toString.call(t.fallthrough)!="[object Array]")return ni(e,t.fallthrough,n,r);for(var _=0;_<t.fallthrough.length;_++){var k=ni(e,t.fallthrough[_],n,r);if(k)return k}}}function ss(e){var t=typeof e=="string"?e:Cn[e.keyCode];return t=="Ctrl"||t=="Alt"||t=="Shift"||t=="Mod"}function ls(e,t,n){var r=e;return t.altKey&&r!="Alt"&&(e="Alt-"+e),(m?t.metaKey:t.ctrlKey)&&r!="Ctrl"&&(e="Ctrl-"+e),(m?t.ctrlKey:t.metaKey)&&r!="Mod"&&(e="Cmd-"+e),!n&&t.shiftKey&&r!="Shift"&&(e="Shift-"+e),e}function us(e,t){if(C&&e.keyCode==34&&e.char)return!1;var n=Cn[e.keyCode];return n==null||e.altGraphKey?!1:(e.keyCode==3&&e.code&&(n=e.code),ls(n,e,t))}function na(e){return typeof e=="string"?gn[e]:e}function ii(e,t){for(var n=e.doc.sel.ranges,r=[],i=0;i<n.length;i++){for(var _=t(n[i]);r.length&&dt(_.from,Ee(r).to)<=0;){var 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_=this.options,k=_[r];if(_[r]==i&&r!="mode")return;_[r]=i,t.hasOwnProperty(r)&&Er(this,t[r])(this,i,k),xe(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"](na(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:Mr(function(r,i){var _=r.token?r:e.getMode(this.options,r);if(_.startState)throw new Error("Overlays may not be stateful.");Ne(this.state.overlays,{mode:_,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(k){return k.priority}),this.state.modeGen++,Nr(this)}),removeOverlay:Mr(function(r){for(var i=this.state.overlays,_=0;_<i.length;++_){var k=i[_].modeSpec;if(k==r||typeof r=="string"&&k.name==r){i.splice(_,1),this.state.modeGen++,Nr(this);return}}}),indentLine:Mr(function(r,i,_){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Vt(this.doc,r)&&Ui(this,r,i,_)}),indentSelection:Mr(function(r){for(var i=this.doc.sel.ranges,_=-1,k=0;k<i.length;k++){var j=i[k];if(j.empty())j.head.line>_&&(Ui(this,j.head.line,r,!0),_=j.head.line,k==this.doc.sel.primIndex&&Jn(this));else{var K=j.from(),V=j.to(),te=Math.max(_,K.line);_=Math.min(this.lastLine(),V.line-(V.ch?0:1))+1;for(var ae=te;ae<_;++ae)Ui(this,ae,r);var pe=this.doc.sel.ranges;K.ch==0&&i.length==pe.length&&pe[k].from().ch>0&&Ua(this.doc,k,new Jt(K,pe[k].to()),ge)}}}),getTokenAt:function(r,i){return Rn(this,r,i)},getLineTokens:function(r,i){return Rn(this,Le(r),i,!0)},getTokenTypeAt:function(r){r=pt(this.doc,r);var i=hn(this,Oe(this.doc,r.line)),_=0,k=(i.length-1)/2,j=r.ch,K;if(j==0)K=i[2];else for(;;){var V=_+k>>1;if((V?i[V*2-1]:0)>=j)k=V;else if(i[V*2+1]<j)_=V+1;else{K=i[V*2+2];break}}var te=K?K.indexOf("overlay "):-1;return te<0?K:te==0?null:K.slice(0,te-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 k=n[i],j=this.getModeAt(r);if(typeof j[i]=="string")k[j[i]]&&_.push(k[j[i]]);else if(j[i])for(var K=0;K<j[i].length;K++){var V=k[j[i][K]];V&&_.push(V)}else j.helperType&&k[j.helperType]?_.push(k[j.helperType]):k[j.name]&&_.push(k[j.name]);for(var te=0;te<k._global.length;te++){var ae=k._global[te];ae.pred(j,this)&&le(_,ae.val)==-1&&_.push(ae.val)}return _},getStateAfter:function(r,i){var _=this.doc;return r=Mt(_,r==null?_.first+_.size-1:r),Gr(this,r+1,i).state},cursorCoords:function(r,i){var _,k=this.doc.sel.primary();return r==null?_=k.head:typeof r=="object"?_=pt(this.doc,r):_=r?k.from():k.to(),tn(this,_,i||"page")},charCoords:function(r,i){return pa(this,pt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,pr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,_){var k=!1,j;if(typeof r=="number"){var K=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>K&&(r=K,k=!0),j=Oe(this.doc,r)}else j=r;return Hi(this,j,{top:0,left:0},i||"page",_||k).top+(k?this.doc.height-en(j):0)},defaultTextHeight:function(){return Xn(this.display)},defaultCharWidth:function(){return Yn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,_,k,j){var K=this.display;r=tn(this,pt(this.doc,r));var V=r.bottom,te=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),K.sizer.appendChild(i),k=="over")V=r.top;else if(k=="above"||k=="near"){var ae=Math.max(K.wrapper.clientHeight,this.doc.height),pe=Math.max(K.sizer.clientWidth,K.lineSpace.clientWidth);(k=="above"||r.bottom+i.offsetHeight>ae)&&r.top>i.offsetHeight?V=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ae&&(V=r.bottom),te+i.offsetWidth>pe&&(te=pe-i.offsetWidth)}i.style.top=V+"px",i.style.left=i.style.right="",j=="right"?(te=K.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(j=="left"?te=0:j=="middle"&&(te=(K.sizer.clientWidth-i.offsetWidth)/2),i.style.left=te+"px"),_&&Js(this,{left:te,top:V,right:te+i.offsetWidth,bottom:V+i.offsetHeight})},triggerOnKeyDown:Mr(ms),triggerOnKeyPress:Mr(gs),triggerOnKeyUp:ps,triggerOnMouseDown:Mr(vs),execCommand:function(r){if(Pi.hasOwnProperty(r))return Pi[r].call(null,this)},triggerElectric:Mr(function(r){Ss(this,r)}),findPosH:function(r,i,_,k){var j=1;i<0&&(j=-1,i=-i);for(var K=pt(this.doc,r),V=0;V<i&&!(K=za(this.doc,K,j,_,k),K.hitSide);++V);return K},moveH:Mr(function(r,i){var _=this;this.extendSelectionsBy(function(k){return _.display.shift||_.doc.extend||k.empty()?za(_.doc,k.head,r,i,_.options.rtlMoveVisually):r<0?k.from():k.to()},he)}),deleteH:Mr(function(r,i){var _=this.doc.sel,k=this.doc;_.somethingSelected()?k.replaceSelection("",null,"+delete"):ii(this,function(j){var K=za(k,j.head,r,i,!1);return r<0?{from:K,to:j.head}:{from:j.head,to:K}})}),findPosV:function(r,i,_,k){var j=1,K=k;i<0&&(j=-1,i=-i);for(var V=pt(this.doc,r),te=0;te<i;++te){var ae=tn(this,V,"div");if(K==null?K=ae.left:ae.left=K,V=Ls(this,ae,j,_),V.hitSide)break}return V},moveV:Mr(function(r,i){var _=this,k=this.doc,j=[],K=!this.display.shift&&!k.extend&&k.sel.somethingSelected();if(k.extendSelectionsBy(function(te){if(K)return r<0?te.from():te.to();var ae=tn(_,te.head,"div");te.goalColumn!=null&&(ae.left=te.goalColumn),j.push(ae.left);var pe=Ls(_,ae,r,i);return i=="page"&&te==k.sel.primary()&&wa(_,pa(_,pe,"div").top-ae.top),pe},he),j.length)for(var V=0;V<k.sel.ranges.length;V++)k.sel.ranges[V].goalColumn=j[V]}),findWordAt:function(r){var i=this.doc,_=Oe(i,r.line).text,k=r.ch,j=r.ch;if(_){var K=this.getHelper(r,"wordChars");(r.sticky=="before"||j==_.length)&&k?--k:++j;for(var V=_.charAt(k),te=Me(V,K)?function(ae){return Me(ae,K)}:/\s/.test(V)?function(ae){return/\s/.test(ae)}:function(ae){return!/\s/.test(ae)&&!Me(ae)};k>0&&te(_.charAt(k-1));)--k;for(;j<_.length&&te(_.charAt(j));)++j}return new Jt(Le(r.line,k),Le(r.line,j))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?N(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),xe(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==D()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Mr(function(r,i){vi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-dn(this)-this.display.barHeight,width:r.scrollWidth-dn(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:Mn(this)}},scrollIntoView:Mr(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:Le(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):bo(this,r.from,r.to,r.margin)}),setSize:Mr(function(r,i){var _=this,k=function(K){return typeof K=="number"||/^\d+$/.test(String(K))?K+"px":K};r!=null&&(this.display.wrapper.style.width=k(r)),i!=null&&(this.display.wrapper.style.height=k(i)),this.options.lineWrapping&&ao(this);var j=this.display.viewFrom;this.doc.iter(j,this.display.viewTo,function(K){if(K.widgets){for(var V=0;V<K.widgets.length;V++)if(K.widgets[V].noHScroll){bn(_,j,"widget");break}}++j}),this.curOp.forceUpdate=!0,xe(this,"refresh",this)}),operation:function(r){return Hr(this,r)},startOperation:function(){return Bn(this)},endOperation:function(){return jn(this)},refresh:Mr(function(){var r=this.display.cachedTextHeight;Nr(this),this.curOp.forceUpdate=!0,pi(this),vi(this,this.doc.scrollLeft,this.doc.scrollTop),La(this.display),(r==null||Math.abs(r-Xn(this.display))>.5||this.options.lineWrapping)&&xa(this),xe(this,"refresh",this)}),swapDoc:Mr(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),ko(this,r),pi(this),this.display.input.reset(),vi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,wr(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},se(e),e.registerHelper=function(r,i,_){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=_},e.registerGlobalHelper=function(r,i,_,k){e.registerHelper(r,i,k),n[r]._global.push({pred:_,val:k})}}function za(e,t,n,r,i){var _=t,k=n,j=Oe(e,t.line),K=i&&e.direction=="rtl"?-n:n;function V(){var ot=t.line+K;return ot<e.first||ot>=e.first+e.size?!1:(t=new Le(ot,t.ch,t.sticky),j=Oe(e,ot))}function te(ot){var Je;if(r=="codepoint"){var ft=j.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(ft)?Je=null:Je=new Le(t.line,Math.max(0,Math.min(j.text.length,t.ch+n*(ft>=55296&&ft<56320?2:1))),-n)}else i?Je=kl(e.cm,j,t,n):Je=Fa(j,t,n);if(Je==null)if(!ot&&V())t=Ba(i,e.cm,j,t.line,K);else return!1;else t=Je;return!0}if(r=="char"||r=="codepoint")te();else if(r=="column")te(!0);else if(r=="word"||r=="group")for(var ae=null,pe=r=="group",ce=e.cm&&e.cm.getHelper(t,"wordChars"),Se=!0;!(n<0&&!te(!Se));Se=!1){var Pe=j.text.charAt(t.ch)||`
`,We=Me(Pe,ce)?"w":pe&&Pe==`
`?"n":!pe||/\s/.test(Pe)?null:"p";if(pe&&!Se&&!We&&(We="s"),ae&&ae!=We){n<0&&(n=1,te(),t.sticky="after");break}if(We&&(ae=We),n>0&&!te(!Se))break}var $e=ea(e,t,_,k,!0);return Ar(_,$e)&&($e.hitSide=!0),$e}function Ls(e,t,n,r){var i=e.doc,_=t.left,k;if(r=="page"){var j=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),K=Math.max(j-.5*Xn(e.display),3);k=(n>0?t.bottom:t.top)+n*K}else r=="line"&&(k=n>0?t.bottom+3:t.top-3);for(var V;!(V=va(e,_,k),!V.outside);){if(n<0?k<=0:k>=i.height){V.hitSide=!0;break}k+=n*5}return V}var Qt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new ne,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Qt.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 _(j){for(var K=j.target;K;K=K.parentNode){if(K==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(K.className))break}return!1}be(i,"paste",function(j){if(!_(j)||Re(r,j)||Ts(j,r))return;I<=11&&setTimeout(Er(r,function(){return t.updateFromDOM()}),20)}),be(i,"compositionstart",function(j){t.composing={data:j.data,done:!1}}),be(i,"compositionupdate",function(j){t.composing||(t.composing={data:j.data,done:!1})}),be(i,"compositionend",function(j){t.composing&&(j.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),be(i,"touchstart",function(){return n.forceCompositionEnd()}),be(i,"input",function(){t.composing||t.readFromDOMSoon()});function k(j){if(!_(j)||Re(r,j))return;if(r.somethingSelected())oa({lineWise:!1,text:r.getSelections()}),j.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var K=ws(r);oa({lineWise:!0,text:K.text}),j.type=="cut"&&r.operation(function(){r.setSelections(K.ranges,0,ge),r.replaceSelection("",null,"cut")})}else return;if(j.clipboardData){j.clipboardData.clearData();var V=nn.text.join(`
`);if(j.clipboardData.setData("Text",V),j.clipboardData.getData("Text")==V){j.preventDefault();return}}var te=As(),ae=te.firstChild;r.display.lineSpace.insertBefore(te,r.display.lineSpace.firstChild),ae.value=nn.text.join(`
`);var pe=document.activeElement;z(ae),setTimeout(function(){r.display.lineSpace.removeChild(te),pe.focus(),pe==i&&n.showPrimarySelection()},50)}be(i,"copy",k),be(i,"cut",k)},Qt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Qt.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},Qt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Qt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Qt.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 _=sa(t,e.anchorNode,e.anchorOffset),k=sa(t,e.focusNode,e.focusOffset);if(_&&!_.bad&&k&&!k.bad&&dt(ar(_,k),r)==0&&dt(on(_,k),i)==0)return;var j=t.display.view,K=r.line>=t.display.viewFrom&&Ds(t,r)||{node:j[0].measure.map[2],offset:0},V=i.line<t.display.viewTo&&Ds(t,i);if(!V){var te=j[j.length-1].measure,ae=te.maps?te.maps[te.maps.length-1]:te.map;V={node:ae[ae.length-1],offset:ae[ae.length-2]-ae[ae.length-3]}}if(!K||!V){e.removeAllRanges();return}var pe=e.rangeCount&&e.getRangeAt(0),ce;try{ce=p(K.node,K.offset,V.offset,V.node)}catch(Se){}ce&&(!A&&t.state.focused?(e.collapse(K.node,K.offset),ce.collapsed||(e.removeAllRanges(),e.addRange(ce))):(e.removeAllRanges(),e.addRange(ce)),pe&&e.anchorNode==null?e.addRange(pe):A&&this.startGracePeriod()),this.rememberSelection()},Qt.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)},Qt.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},Qt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Qt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return E(this.div,t)},Qt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Qt.prototype.blur=function(){this.div.blur()},Qt.prototype.getField=function(){return this.div},Qt.prototype.supportsTouch=function(){return!0},Qt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():Hr(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)},Qt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Qt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(c&&b&&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=sa(t,e.anchorNode,e.anchorOffset),r=sa(t,e.focusNode,e.focusOffset);n&&r&&Hr(t,function(){Rr(t.doc,_n(n,r),ge),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Qt.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=Le(r.line-1,Oe(e.doc,r.line-1).length)),i.ch==Oe(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Le(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var _,k,j;r.line==t.viewFrom||(_=Un(e,r.line))==0?(k=Ot(t.view[0].line),j=t.view[0].node):(k=Ot(t.view[_].line),j=t.view[_-1].node.nextSibling);var K=Un(e,i.line),V,te;if(K==t.view.length-1?(V=t.viewTo-1,te=t.lineDiv.lastChild):(V=Ot(t.view[K+1].line)-1,te=t.view[K+1].node.previousSibling),!j)return!1;for(var ae=e.doc.splitLines(tu(e,j,te,k,V)),pe=Xt(e.doc,Le(k,0),Le(V,Oe(e.doc,V).text.length));ae.length>1&&pe.length>1;)if(Ee(ae)==Ee(pe))ae.pop(),pe.pop(),V--;else if(ae[0]==pe[0])ae.shift(),pe.shift(),k++;else break;for(var ce=0,Se=0,Pe=ae[0],We=pe[0],$e=Math.min(Pe.length,We.length);ce<$e&&Pe.charCodeAt(ce)==We.charCodeAt(ce);)++ce;for(var ot=Ee(ae),Je=Ee(pe),ft=Math.min(ot.length-(ae.length==1?ce:0),Je.length-(pe.length==1?ce:0));Se<ft&&ot.charCodeAt(ot.length-Se-1)==Je.charCodeAt(Je.length-Se-1);)++Se;if(ae.length==1&&pe.length==1&&k==r.line)for(;ce&&ce>r.ch&&ot.charCodeAt(ot.length-Se-1)==Je.charCodeAt(Je.length-Se-1);)ce--,Se++;ae[ae.length-1]=ot.slice(0,ot.length-Se).replace(/^\u200b+/,""),ae[0]=ae[0].slice(ce).replace(/\u200b+$/,"");var wt=Le(k,ce),xt=Le(V,pe.length?Ee(pe).length-Se:0);if(ae.length>1||ae[0]||dt(wt,xt))return ti(e.doc,ae,wt,xt,"+input"),!0},Qt.prototype.ensurePolled=function(){this.forceCompositionEnd()},Qt.prototype.reset=function(){this.forceCompositionEnd()},Qt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Qt.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)},Qt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&Hr(this.cm,function(){return Nr(e.cm)})},Qt.prototype.setUneditable=function(e){e.contentEditable="false"},Qt.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||Er(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},Qt.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},Qt.prototype.onContextMenu=function(){},Qt.prototype.resetPosition=function(){},Qt.prototype.needsContentAttribute=!0;function Ds(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=Oe(e.doc,t.line),i=eo(n,r,t.line),_=tt(r,e.doc.direction),k="left";if(_){var j=Xe(_,t.ch);k=j%2?"right":"left"}var K=no(i.map,t.ch,k);return K.offset=K.collapse=="right"?K.end:K.start,K}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function oi(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var _="",k=!1,j=e.doc.lineSeparator(),K=!1;function V(ce){return 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      Estimated load time for current fragment: `+E.toFixed(3)+` s
      Estimated load time for the next fragment: `+W.toFixed(3)+` s
      Time to underbuffer: `+N.toFixed(3)+" s"),d.nextLoadLevel=z,this.bwEstimator.sample(y,m.loaded),this.clearTimer(),c.loader&&(this.fragCurrent=this.partCurrent=null,c.loader.abort()),d.trigger(P.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:c,part:o,stats:m})},w.onFragLoaded=function(c,o){var d=o.frag,u=o.part;if(d.type===R.PlaylistLevelType.MAIN&&Object(H.isFiniteNumber)(d.sn)){var x=u?u.stats:d.stats,g=u?u.duration:d.duration;if(this.clearTimer(),this.lastLoadedFragLevel=d.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[d.level],l=(m.loaded?m.loaded.bytes:0)+x.loaded,y=(m.loaded?m.loaded.duration:0)+g;m.loaded={bytes:l,duration:y},m.realBitrate=Math.round(8*l/y)}if(d.bitrateTest){var f={stats:x,frag:d,part:u,id:d.type};this.onFragBuffered(P.Events.FRAG_BUFFERED,f),d.bitrateTest=!1}}},w.onFragBuffered=function(c,o){var d=o.frag,u=o.part,x=u?u.stats:d.stats;if(x.aborted)return;if(d.type!==R.PlaylistLevelType.MAIN||d.sn==="initSegment")return;var g=x.parsing.end-x.loading.start;this.bwEstimator.sample(g,x.loaded),x.bwEstimate=this.bwEstimator.getEstimate(),d.bitrateTest?this.bitrateTestDelay=g/1e3:this.bitrateTestDelay=0},w.onError=function(c,o){switch(o.details){case I.ErrorDetails.FRAG_LOAD_ERROR:case I.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},w.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},w.getNextABRAutoLevel=function(){var c=this.fragCurrent,o=this.partCurrent,d=this.hls,u=d.maxAutoLevel,x=d.config,g=d.minAutoLevel,m=d.media,l=o?o.duration:c?c.duration:0,y=m?m.currentTime:0,f=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():x.abrEwmaDefaultEstimate,s=(F.BufferHelper.bufferInfo(m,y,x.maxBufferHole).end-y)/f,a=this.findBestLevel(h,g,u,s,x.abrBandWidthFactor,x.abrBandWidthUpFactor);if(a>=0)return a;O.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=l?Math.min(l,x.maxStarvationDelay):x.maxStarvationDelay,p=x.abrBandWidthFactor,E=x.abrBandWidthUpFactor;if(!s){var D=this.bitrateTestDelay;if(D){var N=l?Math.min(l,x.maxLoadingDelay):x.maxLoadingDelay;v=N-D,O.logger.trace("bitrate test took "+Math.round(1e3*D)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),p=E=1}}return a=this.findBestLevel(h,g,u,s+v,p,E),Math.max(a,0)},w.findBestLevel=function(c,o,d,u,x,g){for(var m,l=this.fragCurrent,y=this.partCurrent,f=this.lastLoadedFragLevel,h=this.hls.levels,s=h[f],a=!!(s!=null&&(m=s.details)!==null&&m!==void 0&&m.live),v=s==null?void 0:s.codecSet,p=y?y.duration:l?l.duration:0,E=d;E>=o;E--){var D=h[E];if(!D||v&&D.codecSet!==v)continue;var N=D.details,W=(y?N==null?void 0:N.partTarget:N==null?void 0:N.averagetargetduration)||p,z=void 0;E<=f?z=x*c:z=g*c;var B=h[E].maxBitrate,U=B*W/z;if(O.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+E+"/"+Math.round(z)+"/"+B+"/"+W+"/"+u+"/"+U),z>B&&(!U||a&&!this.bitrateTestDelay||U<u))return E}return-1},C(S,[{key:"nextAutoLevel",get:function(){var c=this._nextAutoLevel,o=this.bwEstimator;if(c!==-1&&(!o||!o.canEstimate()))return c;var d=this.getNextABRAutoLevel();return c!==-1&&(d=Math.min(c,d)),d},set:function(c){this._nextAutoLevel=c}}]),S}();G.default=L},"./src/controller/audio-stream-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/polyfills/number.ts"),M=A("./src/controller/base-stream-controller.ts"),P=A("./src/events.ts"),F=A("./src/utils/buffer-helper.ts"),I=A("./src/controller/fragment-tracker.ts"),R=A("./src/types/level.ts"),O=A("./src/types/loader.ts"),b=A("./src/loader/fragment.ts"),C=A("./src/demux/chunk-cache.ts"),L=A("./src/demux/transmuxer-interface.ts"),S=A("./src/types/transmuxer.ts"),w=A("./src/controller/fragment-finders.ts"),T=A("./src/utils/discontinuities.ts"),c=A("./src/errors.ts"),o=A("./src/utils/logger.ts");function d(){return d=Object.assign||function(l){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(l[h]=f[h])}return l},d.apply(this,arguments)}function u(l,y){l.prototype=Object.create(y.prototype),l.prototype.constructor=l,x(l,y)}function x(l,y){return x=Object.setPrototypeOf||function(h,s){return h.__proto__=s,h},x(l,y)}var g=100,m=function(l){u(y,l);function y(h,s){var a;return a=l.call(this,h,s,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var f=y.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var s=this.hls;s.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(P.Events.ERROR,this.onError,this),s.on(P.Events.BUFFER_RESET,this.onBufferReset,this),s.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var s=this.hls;s.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(P.Events.ERROR,this.onError,this),s.off(P.Events.BUFFER_RESET,this.onBufferReset,this),s.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(s,a){var v=a.frag,p=a.id,E=a.initPTS;if(p==="main"){var D=v.cc;this.initPTS[v.cc]=E,this.log("InitPTS for cc: "+D+" found from main: "+E),this.videoTrackCC=D,this.state===M.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=M.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(g),this.fragLoadError=0,a>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=M.State.IDLE):(this.loadedmetadata=!1,this.state=M.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=s,this.tick()},f.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_TRACK:{var s,a=this.levels,v=this.trackId,p=a==null||((s=a[v])===null||s===void 0)?void 0:s.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=M.State.WAITING_INIT_PTS}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var E,D=performance.now(),N=this.retryDate;(!N||D>=N||(E=this.media)!==null&&E!==void 0&&E.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=M.State.IDLE);break}case M.State.WAITING_INIT_PTS:{var W=this.waitingData;if(W){var z=W.frag,B=W.part,U=W.cache,X=W.complete;if(this.initPTS[z.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.FRAG_LOADING;var ne=U.flush(),le={frag:z,part:B,payload:ne,networkDetails:null};this._handleFragmentLoadProgress(le),X&&l.prototype._handleFragmentLoadComplete.call(this,le)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+z.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var de=this.getLoadPosition(),we=F.BufferHelper.bufferInfo(this.mediaBuffer,de,this.config.maxBufferHole),ge=Object(w.fragmentWithinToleranceTest)(we.end,this.config.maxFragLookUpTolerance,z);ge<0&&(o.logger.log("Waiting fragment cc ("+z.cc+") @ "+z.start+" cancelled because another fragment at "+we.end+" is needed"),this.clearWaitingFragment())}}else this.state=M.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.IDLE)},f.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:s,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},f.doTickIdle=function(){var s,a,v=this.hls,p=this.levels,E=this.media,D=this.trackId,N=v.config;if(!p||!p[D])return;if(!E&&(this.startFragRequested||!N.startFragPrefetch))return;var W=p[D],z=W.details;if(!z||z.live&&this.levelLastLoaded!==D||this.waitForCdnTuneIn(z)){this.state=M.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,b.ElementaryStreamTypes.AUDIO,O.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,O.PlaylistLevelType.AUDIO);if(B===null)return;var U=B.len,X=this.getMaxBufferLength(),ne=this.audioSwitch;if(U>=X&&!ne)return;if(!ne&&this._streamEnded(B,z)){v.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=M.State.ENDED;return}var le=z.fragments,de=le[0].start,we=B.end;if(ne){var ge=this.getLoadPosition();we=ge,z.PTSKnown&&ge<de&&((B.end>de||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),E.currentTime=de+.05))}var ve=this.getNextFragment(we,z);if(!ve){this.bufferFlushed=!0;return}((s=ve.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((a=ve.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(ve,z):this.loadFragment(ve,z,we)},f.getMaxBufferLength=function(){var s=l.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,O.PlaylistLevelType.MAIN);return a===null?s:Math.max(s,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,l.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(s,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(p){return new R.Level(p)})},f.onAudioTrackSwitching=function(s,a){var v=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),v?this.setInterval(g):this.resetTransmuxer(),v?(this.audioSwitch=!0,this.state=M.State.IDLE):this.state=M.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(s,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(s,a){var v,p=this.levels,E=a.details,D=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+D);return}this.log("Track "+D+" loaded ["+E.startSN+","+E.endSN+"],duration:"+E.totalduration);var N=p[D],W=0;if(E.live||(v=N.details)!==null&&v!==void 0&&v.live){var z=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!z)return;!N.details&&E.hasProgramDateTime&&z.hasProgramDateTime?(Object(T.alignMediaPlaylistByPDT)(E,z),W=E.fragments[0].start):W=this.alignPlaylists(E,N.details)}N.details=E,this.levelLastLoaded=D,!this.startFragRequested&&(this.mainDetails||!E.live)&&this.setStartPosition(N.details,W),this.state===M.State.WAITING_TRACK&&!this.waitForCdnTuneIn(E)&&(this.state=M.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(s){var a,v=s.frag,p=s.part,E=s.payload,D=this.config,N=this.trackId,W=this.levels;if(!W){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+v.sn+" of level "+v.level+" will not be buffered");return}var z=W[N];console.assert(z,"Audio track is defined on fragment load progress");var B=z.details;console.assert(B,"Audio track details are defined on fragment load progress");var U=D.defaultAudioCodec||z.audioCodec||"mp4a.40.2",X=this.transmuxer;X||(X=this.transmuxer=new L.default(this.hls,O.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var ne=this.initPTS[v.cc],le=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(ne!==void 0){var de=!1,we=p?p.index:-1,ge=we!==-1,ve=new S.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,E.byteLength,we,ge);X.push(E,le,U,"",v,p,B.totalduration,de,ve,ne)}else{o.logger.log("Unknown video PTS for cc "+v.cc+", waiting for video PTS before demuxing audio frag "+v.sn+" of ["+B.startSN+" ,"+B.endSN+"],track "+N);var he=this.waitingData=this.waitingData||{frag:v,part:p,cache:new C.default,complete:!1},fe=he.cache;fe.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=M.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}l.prototype._handleFragmentLoadComplete.call(this,s)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(s,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(s,a){var v=a.frag,p=a.part;if(v.type!==O.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(v)){this.warn("Fragment "+v.sn+(p?" p: "+p.index:"")+" of level "+v.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}v.sn!=="initSegment"&&(this.fragPrevious=v,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,p)},f.onError=function(s,a){switch(a.details){case c.ErrorDetails.FRAG_LOAD_ERROR:case c.ErrorDetails.FRAG_LOAD_TIMEOUT:case c.ErrorDetails.KEY_LOAD_ERROR:case c.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(O.PlaylistLevelType.AUDIO,a);break;case c.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case c.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==M.State.ERROR&&this.state!==M.State.STOPPED&&(this.state=a.fatal?M.State.ERROR:M.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case c.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var v=!0,p=this.getFwdBufferInfo(this.mediaBuffer,O.PlaylistLevelType.AUDIO);p&&p.len>.5&&(v=!this.reduceMaxBufferLength(p.len)),v&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,l.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},f.onBufferFlushed=function(s,a){var v=a.type;v===b.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(s){var a,v="audio",p=this.hls,E=s.remuxResult,D=s.chunkMeta,N=this.getCurrentContext(D);if(!N){this.warn("The loading context changed while buffering fragment "+D.sn+" of level "+D.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(D.level);return}var W=N.frag,z=N.part,B=E.audio,U=E.text,X=E.id3,ne=E.initSegment;if(this.fragContextChanged(W))return;if(this.state=M.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),ne!=null&&ne.tracks&&(this._bufferInitSegment(ne.tracks,W,D),p.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:W,id:v,tracks:ne.tracks})),B){var le=B.startPTS,de=B.endPTS,we=B.startDTS,ge=B.endDTS;z&&(z.elementaryStreams[b.ElementaryStreamTypes.AUDIO]={startPTS:le,endPTS:de,startDTS:we,endDTS:ge}),W.setElementaryStreamInfo(b.ElementaryStreamTypes.AUDIO,le,de,we,ge),this.bufferFragmentData(B,W,z,D)}if(X!=null&&(a=X.samples)!==null&&a!==void 0&&a.length){var ve=d({frag:W,id:v},X);p.trigger(P.Events.FRAG_PARSING_METADATA,ve)}if(U){var he=d({frag:W,id:v},U);p.trigger(P.Events.FRAG_PARSING_USERDATA,he)}},f._bufferInitSegment=function(s,a,v){if(this.state!==M.State.PARSING)return;s.video&&delete s.video;var p=s.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,s);var E=p.initSegment;if(E!=null&&E.byteLength){var D={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:E};this.hls.trigger(P.Events.BUFFER_APPENDING,D)}this.tick()},f.loadFragment=function(s,a,v){var p=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||p===I.FragmentState.NOT_LOADED||p===I.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):a.live&&!Object(H.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=M.State.WAITING_INIT_PTS):(this.startFragRequested=!0,l.prototype.loadFragment.call(this,s,a,v)))},f.completeAudioSwitch=function(){var s=this.hls,a=this.media,v=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),l.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:v})},y}(M.default);G.default=m},"./src/controller/audio-track-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/events.ts"),M=A("./src/errors.ts"),P=A("./src/controller/base-playlist-controller.ts"),F=A("./src/types/loader.ts");function I(L,S){for(var w=0;w<S.length;w++){var T=S[w];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(L,T.key,T)}}function R(L,S,w){return S&&I(L.prototype,S),w&&I(L,w),L}function O(L,S){L.prototype=Object.create(S.prototype),L.prototype.constructor=L,b(L,S)}function b(L,S){return b=Object.setPrototypeOf||function(T,c){return T.__proto__=c,T},b(L,S)}var C=function(L){O(S,L);function S(T){var c;return c=L.call(this,T,"[audio-track-controller]")||this,c.tracks=[],c.groupId=null,c.tracksInGroup=[],c.trackId=-1,c.trackName="",c.selectDefaultTrack=!0,c.registerListeners(),c}var w=S.prototype;return w.registerListeners=function(){var c=this.hls;c.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(H.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.on(H.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.on(H.Events.ERROR,this.onError,this)},w.unregisterListeners=function(){var c=this.hls;c.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(H.Events.LEVEL_LOADING,this.onLevelLoading,this),c.off(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.off(H.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.off(H.Events.ERROR,this.onError,this)},w.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,L.prototype.destroy.call(this)},w.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},w.onManifestParsed=function(c,o){this.tracks=o.audioTracks||[]},w.onAudioTrackLoaded=function(c,o){var d=o.id,u=o.details,x=this.tracksInGroup[d];if(!x){this.warn("Invalid audio track id "+d);return}var g=x.details;x.details=o.details,this.log("audioTrack "+d+" loaded ["+u.startSN+"-"+u.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,o,g))},w.onLevelLoading=function(c,o){this.switchLevel(o.level)},w.onLevelSwitching=function(c,o){this.switchLevel(o.level)},w.switchLevel=function(c){var o=this.hls.levels[c];if(!(o!=null&&o.audioGroupIds))return;var d=o.audioGroupIds[o.urlId];if(this.groupId!==d){this.groupId=d;var u=this.tracks.filter(function(g){return!d||g.groupId===d});this.selectDefaultTrack&&!u.some(function(g){return g.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var x={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(H.Events.AUDIO_TRACKS_UPDATED,x),this.selectInitialTrack()}},w.onError=function(c,o){if(L.prototype.onError.call(this,c,o),o.fatal||!o.context)return;o.context.type===F.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},w.setAudioTrack=function(c){var o=this.tracksInGroup;if(c<0||c>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var d=o[this.trackId];this.log("Now switching to audio-track index "+c);var u=o[c],x=u.id,g=u.groupId,m=g===void 0?"":g,l=u.name,y=u.type,f=u.url;if(this.trackId=c,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(H.Events.AUDIO_TRACK_SWITCHING,{id:x,groupId:m,name:l,type:y,url:f}),u.details&&!u.details.live)return;var h=this.switchParams(u.url,d==null?void 0:d.details);this.loadPlaylist(h)},w.selectInitialTrack=function(){var c=this.tracksInGroup;console.assert(c.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,d=this.findTrackId(o)||this.findTrackId();d!==-1?this.setAudioTrack(d):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},w.findTrackId=function(c){for(var o=this.tracksInGroup,d=0;d<o.length;d++){var u=o[d];if((!this.selectDefaultTrack||u.default)&&(!c||c===u.name))return u.id}return-1},w.loadPlaylist=function(c){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var d=o.id,u=o.groupId,x=o.url;if(c)try{x=c.addDirectives(x)}catch(g){this.warn("Could not construct new URL with HLS Delivery Directives: "+g)}this.log("loading audio-track playlist for id: "+d),this.clearTimer(),this.hls.trigger(H.Events.AUDIO_TRACK_LOADING,{url:x,id:d,groupId:u,deliveryDirectives:c||null})}},R(S,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(c){this.selectDefaultTrack=!1,this.setAudioTrack(c)}}]),S}(P.default);G.default=C},"./src/controller/base-playlist-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return R});var H=A("./src/polyfills/number.ts"),M=A("./src/types/level.ts"),P=A("./src/controller/level-helper.ts"),F=A("./src/utils/logger.ts"),I=A("./src/errors.ts"),R=function(){function O(C,L){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=F.logger.log.bind(F.logger,L+":"),this.warn=F.logger.warn.bind(F.logger,L+":"),this.hls=C}var b=O.prototype;return b.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},b.onError=function(L,S){S.fatal&&S.type===I.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},b.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},b.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},b.stopLoad=function(){this.canLoad=!1,this.clearTimer()},b.switchParams=function(L,S){var w=S==null?void 0:S.renditionReports;if(w)for(var T=0;T<w.length;T++){var c=w[T],o=""+c.URI;if(o===L.substr(-o.length)){var d=parseInt(c["LAST-MSN"]),u=parseInt(c["LAST-PART"]);if(S&&this.hls.config.lowLatencyMode){var x=Math.min(S.age-S.partTarget,S.targetduration);u!==void 0&&x>S.partTarget&&(u+=1)}if(Object(H.isFiniteNumber)(d))return new M.HlsUrlParameters(d,Object(H.isFiniteNumber)(u)?u:void 0,M.HlsSkip.No)}}},b.loadPlaylist=function(L){},b.shouldLoadTrack=function(L){return this.canLoad&&L&&!!L.url&&(!L.details||L.details.live)},b.playlistLoaded=function(L,S,w){var T=this,c=S.details,o=S.stats,d=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(c.advancedDateTime=Date.now()-d,c.live||w!=null&&w.live){if(c.reloaded(w),w&&this.log("live playlist "+L+" "+(c.advanced?"REFRESHED "+c.lastPartSn+"-"+c.lastPartIndex:"MISSED")),w&&c.fragments.length>0&&Object(P.mergeDetails)(w,c),!this.canLoad||!c.live)return;var u,x=void 0,g=void 0;if(c.canBlockReload&&c.endSN&&c.advanced){var m=this.hls.config.lowLatencyMode,l=c.lastPartSn,y=c.endSN,f=c.lastPartIndex,h=f!==-1,s=l===y,a=m?0:f;h?(x=s?y+1:l,g=s?a:f+1):x=y+1;var v=c.age,p=v+c.ageHeader,E=Math.min(p-c.partTarget,c.targetduration*1.5);if(E>0){if(w&&E>w.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+w.tuneInGoal+" to: "+E+" with playlist age: "+c.age),E=0;else{var D=Math.floor(E/c.targetduration);if(x+=D,g!==void 0){var N=Math.round(E%c.targetduration/c.partTarget);g+=N}this.log("CDN Tune-in age: "+c.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+E+" skip sn "+D+" to part "+g)}c.tuneInGoal=E}if(u=this.getDeliveryDirectives(c,S.deliveryDirectives,x,g),m||!s){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(c,S.deliveryDirectives,x,g);var W=Object(P.computeReloadInterval)(c,o);x!==void 0&&c.canBlockReload&&(W-=c.partTarget||1),this.log("reload live playlist "+L+" in "+Math.round(W)+" ms"),this.timer=self.setTimeout(function(){return T.loadPlaylist(u)},W)}else this.clearTimer()},b.getDeliveryDirectives=function(L,S,w,T){var c=Object(M.getSkipValue)(L,w);return S!=null&&S.skip&&L.deltaUpdateFailed&&(w=S.msn,T=S.part,c=M.HlsSkip.No),new M.HlsUrlParameters(w,T,c)},b.retryLoadingOrFail=function(L){var S=this,w=this.hls.config,T=this.retryCount<w.levelLoadingMaxRetry;if(T){var c;if(this.retryCount++,L.details.indexOf("LoadTimeOut")>-1&&(c=L.context)!==null&&c!==void 0&&c.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+L.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*w.levelLoadingRetryDelay,w.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return S.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+L.details+'"')}}else this.warn('cannot recover from error "'+L.details+'"'),this.clearTimer(),L.fatal=!0;return T},O}()},"./src/controller/base-stream-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"State",function(){return y}),A.d(G,"default",function(){return f});var H=A("./src/polyfills/number.ts"),M=A("./src/task-loop.ts"),P=A("./src/controller/fragment-tracker.ts"),F=A("./src/utils/buffer-helper.ts"),I=A("./src/utils/logger.ts"),R=A("./src/events.ts"),O=A("./src/errors.ts"),b=A("./src/types/transmuxer.ts"),C=A("./src/utils/mp4-tools.ts"),L=A("./src/utils/discontinuities.ts"),S=A("./src/controller/fragment-finders.ts"),w=A("./src/controller/level-helper.ts"),T=A("./src/loader/fragment-loader.ts"),c=A("./src/crypt/decrypter.ts"),o=A("./src/utils/time-ranges.ts"),d=A("./src/types/loader.ts");function u(h,s){for(var a=0;a<s.length;a++){var v=s[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(h,v.key,v)}}function x(h,s,a){return s&&u(h.prototype,s),a&&u(h,a),h}function g(h){if(h===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return h}function m(h,s){h.prototype=Object.create(s.prototype),h.prototype.constructor=h,l(h,s)}function l(h,s){return l=Object.setPrototypeOf||function(v,p){return v.__proto__=p,v},l(h,s)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},f=function(h){m(s,h);function s(v,p,E){var D;return D=h.call(this)||this,D.hls=void 0,D.fragPrevious=null,D.fragCurrent=null,D.fragmentTracker=void 0,D.transmuxer=null,D._state=y.STOPPED,D.media=void 0,D.mediaBuffer=void 0,D.config=void 0,D.bitrateTest=!1,D.lastCurrentTime=0,D.nextLoadPosition=0,D.startPosition=0,D.loadedmetadata=!1,D.fragLoadError=0,D.retryDate=0,D.levels=null,D.fragmentLoader=void 0,D.levelLastLoaded=null,D.startFragRequested=!1,D.decrypter=void 0,D.initPTS=[],D.onvseeking=null,D.onvended=null,D.logPrefix="",D.log=void 0,D.warn=void 0,D.logPrefix=E,D.log=I.logger.log.bind(I.logger,E+":"),D.warn=I.logger.warn.bind(I.logger,E+":"),D.hls=v,D.fragmentLoader=new T.default(v.config),D.fragmentTracker=p,D.config=v.config,D.decrypter=new c.default(v,v.config),v.on(R.Events.KEY_LOADED,D.onKeyLoaded,g(D)),D}var a=s.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},a._streamEnded=function(p,E){var D=this.fragCurrent,N=this.fragmentTracker;if(!E.live&&D&&D.sn===E.endSN&&!p.nextStart){var W=N.getState(D);return W===P.FragmentState.PARTIAL||W===P.FragmentState.OK}return!1},a.onMediaAttached=function(p,E){var D=this.media=this.mediaBuffer=E.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),D.addEventListener("seeking",this.onvseeking),D.addEventListener("ended",this.onvended);var N=this.config;this.levels&&N.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(N.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var p=this.config,E=this.fragCurrent,D=this.media,N=this.mediaBuffer,W=this.state,z=D?D.currentTime:0,B=F.BufferHelper.bufferInfo(N||D,z,p.maxBufferHole);if(this.log("media seeking to "+(Object(H.isFiniteNumber)(z)?z.toFixed(3):z)+", state: "+W),W===y.ENDED)this.resetLoadingState();else if(E&&!B.len){var U=p.maxFragLookUpTolerance,X=E.start-U,ne=E.start+E.duration+U,le=z>ne;(z<X||le)&&(le&&E.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),E.loader.abort()),this.resetLoadingState())}D&&(this.lastCurrentTime=z),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=z),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(p,E){if(this.state!==y.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var D=this.levels[E.frag.level].details;D&&this.loadFragment(E.frag,D,E.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),h.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(R.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,h.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,E){this.log("Loading key for "+p.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=y.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(R.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,E,D){this._loadFragForPlayback(p,E,D)},a._loadFragForPlayback=function(p,E,D){var N=this,W=function(B){if(N.fragContextChanged(p)){N.warn("Fragment "+p.sn+(B.part?" p: "+B.part.index:"")+" of level "+p.level+" was dropped during download."),N.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,N._handleFragmentLoadProgress(B)};this._doFragLoad(p,E,D,W).then(function(z){if(!z)return;N.fragLoadError=0;var B=N.state;if(N.fragContextChanged(p)){(B===y.FRAG_LOADING||B===y.BACKTRACKING||!N.fragCurrent&&B===y.PARSING)&&(N.fragmentTracker.removeFragment(p),N.state=y.IDLE);return}if("payload"in z&&(N.log("Loaded fragment "+p.sn+" of level "+p.level),N.hls.trigger(R.Events.FRAG_LOADED,z),N.state===y.BACKTRACKING)){N.fragmentTracker.backtrack(p,z),N.resetFragmentLoading(p);return}N._handleFragmentLoadComplete(z)}).catch(function(z){N.warn(z),N.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,E,D){if(D===void 0&&(D=null),!(p-E))return;var N={startOffset:p,endOffset:E,type:D};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,N)},a._loadInitSegment=function(p){var E=this;this._doFragLoad(p).then(function(D){if(!D||E.fragContextChanged(p)||!E.levels)throw new Error("init load aborted");return D}).then(function(D){var N=E.hls,W=D.payload,z=p.decryptdata;if(W&&W.byteLength>0&&z&&z.key&&z.iv&&z.method==="AES-128"){var B=self.performance.now();return E.decrypter.webCryptoDecrypt(new Uint8Array(W),z.key.buffer,z.iv.buffer).then(function(U){var X=self.performance.now();return N.trigger(R.Events.FRAG_DECRYPTED,{frag:p,payload:U,stats:{tstart:B,tdecrypt:X}}),D.payload=U,D})}return D}).then(function(D){var N=E.fragCurrent,W=E.hls,z=E.levels;if(!z)throw new Error("init load aborted, missing levels");var B=z[p.level].details;console.assert(B,"Level details are defined when init segment is loaded");var U=p.stats;E.state=y.IDLE,E.fragLoadError=0,p.data=new Uint8Array(D.payload),U.parsing.start=U.buffering.start=self.performance.now(),U.parsing.end=U.buffering.end=self.performance.now(),D.frag===N&&W.trigger(R.Events.FRAG_BUFFERED,{stats:U,frag:N,part:null,id:p.type}),E.tick()}).catch(function(D){E.warn(D),E.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var E=this.fragCurrent;return!p||!E||p.level!==E.level||p.sn!==E.sn||p.urlId!==E.urlId},a.fragBufferedComplete=function(p,E){var D=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(E?" part: "+E.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(F.BufferHelper.getBuffered(D))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var E=this.transmuxer;if(!E)return;var D=p.frag,N=p.part,W=p.partsLoaded,z=!W||W.length===0||W.some(function(U){return!U}),B=new b.ChunkMetadata(D.level,D.sn,D.stats.chunkCount+1,0,N?N.index:-1,!z);E.flush(B)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,E,D,N){var W=this;if(D===void 0&&(D=null),!this.levels)throw new Error("frag load aborted, missing levels");if(D=Math.max(p.start,D||0),this.config.lowLatencyMode&&E){var z=E.partList;if(z&&N){D>p.end&&E.fragmentHint&&(p=E.fragmentHint);var B=this.getNextPart(z,p,D);if(B>-1){var U=z[B];return this.log("Loading part sn: "+p.sn+" p: "+U.index+" cc: "+p.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+B+"-"+(z.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(D.toFixed(3))),this.nextLoadPosition=U.start+U.duration,this.state=y.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:p,part:z[B],targetBufferTime:D}),this.doFragPartsLoad(p,z,B,N).catch(function(X){return W.handleFragLoadError(X)})}else if(!p.url||this.loadedEndOfParts(z,D))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(E?"of ["+E.startSN+"-"+E.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(D.toFixed(3))),Object(H.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=y.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:p,targetBufferTime:D}),this.fragmentLoader.load(p,N).catch(function(X){return W.handleFragLoadError(X)})},a.doFragPartsLoad=function(p,E,D,N){var W=this;return new Promise(function(z,B){var U=[],X=function ne(le){var de=E[le];W.fragmentLoader.loadPart(p,de,N).then(function(we){U[de.index]=we;var ge=we.part;W.hls.trigger(R.Events.FRAG_LOADED,we);var ve=E[le+1];if(ve&&ve.fragment===p)ne(le+1);else return z({frag:p,part:ge,partsLoaded:U})}).catch(B)};X(D)})},a.handleFragLoadError=function(p){var E=p.data;return E&&E.details===O.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(E.frag,E.part):this.hls.trigger(R.Events.ERROR,E),null},a._handleTransmuxerFlush=function(p){var E=this.getCurrentContext(p);if(!E||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var D=E.frag,N=E.part,W=E.level,z=self.performance.now();D.stats.parsing.end=z,N&&(N.stats.parsing.end=z),this.updateLevelTiming(D,N,W,p.partial)},a.getCurrentContext=function(p){var E=this.levels,D=p.level,N=p.sn,W=p.part;if(!E||!E[D])return this.warn("Levels object was unset while buffering fragment "+N+" of level "+D+". The current chunk will not be buffered."),null;var z=E[D],B=W>-1?Object(w.getPartWith)(z,N,W):null,U=B?B.fragment:Object(w.getFragmentWithSN)(z,N,this.fragCurrent);return U?{frag:U,part:B,level:z}:null},a.bufferFragmentData=function(p,E,D,N){if(!p||this.state!==y.PARSING)return;var W=p.data1,z=p.data2,B=W;if(W&&z&&(B=Object(C.appendUint8Array)(W,z)),!B||!B.length)return;var U={type:p.type,frag:E,part:D,chunkMeta:N,parent:E.type,data:B};this.hls.trigger(R.Events.BUFFER_APPENDING,U),p.dropped&&p.independent&&!D&&this.flushBufferGap(E)},a.flushBufferGap=function(p){var E=this.media;if(!E)return;if(!F.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,p.start);return}var D=E.currentTime,N=F.BufferHelper.bufferInfo(E,D,0),W=p.duration,z=Math.min(this.config.maxFragLookUpTolerance*2,W*.25),B=Math.max(Math.min(p.start-z,N.end-z),D+z);p.start-B>z&&this.flushMainBuffer(B,p.start)},a.getFwdBufferInfo=function(p,E){var D=this.config,N=this.getLoadPosition();if(!Object(H.isFiniteNumber)(N))return null;var W=F.BufferHelper.bufferInfo(p,N,D.maxBufferHole);if(W.len===0&&W.nextStart!==void 0){var z=this.fragmentTracker.getBufferedFrag(N,E);if(z&&W.nextStart<z.end)return F.BufferHelper.bufferInfo(p,N,Math.max(W.nextStart,D.maxBufferHole))}return W},a.getMaxBufferLength=function(p){var E=this.config,D;return p?D=Math.max(8*E.maxBufferSize/p,E.maxBufferLength):D=E.maxBufferLength,Math.min(D,E.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var E=this.config,D=p||E.maxBufferLength;return E.maxMaxBufferLength>=D?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,E){var D,N,W=E.fragments,z=W.length;if(!z)return null;var B=this.config,U=W[0].start,X;if(E.live){var ne=B.initialLiveManifestSize;if(z<ne)return this.warn("Not enough fragments to start playback (have: "+z+", need: "+ne+")"),null;!E.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(X=this.getInitialLiveFragment(E,W),this.startPosition=X?this.hls.liveSyncPosition||X.start:p)}else p<=U&&(X=W[0]);if(!X){var le=B.lowLatencyMode?E.partEnd:E.fragmentEnd;X=this.getFragmentAtPosition(p,le,E)}return(D=X)!==null&&D!==void 0&&D.initSegment&&!((N=X)!==null&&N!==void 0&&N.initSegment.data)&&!this.bitrateTest&&(X=X.initSegment),X},a.getNextPart=function(p,E,D){for(var N=-1,W=!1,z=!0,B=0,U=p.length;B<U;B++){var X=p[B];if(z=z&&!X.independent,N>-1&&D<X.start)break;var ne=X.loaded;!ne&&(W||X.independent||z)&&X.fragment===E&&(N=B),W=ne}return N},a.loadedEndOfParts=function(p,E){var D=p[p.length-1];return D&&E>D.start&&D.loaded},a.getInitialLiveFragment=function(p,E){var D=this.fragPrevious,N=null;if(D){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+D.programDateTime),N=Object(S.findFragmentByPDT)(E,D.endProgramDateTime,this.config.maxFragLookUpTolerance)),!N){var W=D.sn+1;if(W>=p.startSN&&W<=p.endSN){var z=E[W-p.startSN];D.cc===z.cc&&(N=z,this.log("Live playlist, switching playlist, load frag with next SN: "+N.sn))}N||(N=Object(S.findFragWithCC)(E,D.cc),N&&this.log("Live playlist, switching playlist, load frag with same CC: "+N.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(N=this.getFragmentAtPosition(B,this.bitrateTest?p.fragmentEnd:p.edge,p))}return N},a.getFragmentAtPosition=function(p,E,D){var N=this.config,W=this.fragPrevious,z=D.fragments,B=D.endSN,U=D.fragmentHint,X=N.maxFragLookUpTolerance,ne=!!(N.lowLatencyMode&&D.partList&&U);ne&&U&&!this.bitrateTest&&(z=z.concat(U),B=U.sn);var le;if(p<E){var de=p>E-X?0:X;le=Object(S.findFragmentByPTS)(W,z,p,de)}else le=z[z.length-1];if(le){var we=le.sn-D.startSN,ge=W&&le.level===W.level,ve=z[we+1],he=this.fragmentTracker.getState(le);if(he===P.FragmentState.BACKTRACKED){le=null;for(var fe=we;z[fe]&&this.fragmentTracker.getState(z[fe])===P.FragmentState.BACKTRACKED;)W?le=z[fe--]:le=z[--fe];le||(le=ve)}else W&&le.sn===W.sn&&!ne&&(ge&&(le.sn<B&&this.fragmentTracker.getState(ve)!==P.FragmentState.OK?(this.log("SN "+le.sn+" just loaded, load next one: "+ve.sn),le=ve):le=null))}return le},a.synchronizeToLiveEdge=function(p){var E=this.config,D=this.media;if(!D)return;var N=this.hls.liveSyncPosition,W=D.currentTime,z=p.fragments[0].start,B=p.edge,U=W>=z-E.maxFragLookUpTolerance&&W<=B;if(N!==null&&D.duration>N&&(W<N||!U)){var X=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*p.targetduration;(!U&&D.readyState<4||W<B-X)&&(this.loadedmetadata||(this.nextLoadPosition=N),D.readyState&&(this.warn("Playback: "+W.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+N.toFixed(3)),D.currentTime=N))}},a.alignPlaylists=function(p,E){var D=this.levels,N=this.levelLastLoaded,W=this.fragPrevious,z=N!==null?D[N]:null,B=p.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var U=p.fragments[0].start,X=!E,ne=p.alignedSliding&&Object(H.isFiniteNumber)(U);if(X||!ne&&!U){Object(L.alignStream)(W,z,p);var le=p.fragments[0].start;return this.log("Live playlist sliding: "+le.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+p.startSN+" prev-sn: "+(W?W.sn:"na")+" fragments: "+B),le}return U},a.waitForCdnTuneIn=function(p){var E=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*E)},a.setStartPosition=function(p,E){var D=this.startPosition;if(D<E&&(D=-1),D===-1||this.lastCurrentTime===-1){var N=p.startTimeOffset;Object(H.isFiniteNumber)(N)?(D=E+N,N<0&&(D+=p.totalduration),D=Math.min(Math.max(E,D),E+p.totalduration),this.log("Start time offset "+N+" found in playlist, adjust startPosition to "+D),this.startPosition=D):p.live?D=this.hls.liveSyncPosition||E:this.startPosition=D=0,this.lastCurrentTime=D}this.nextLoadPosition=D},a.getLoadPosition=function(){var p=this.media,E=0;return this.loadedmetadata&&p?E=p.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},a.handleFragLoadAborted=function(p,E){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(E?" part"+E.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(p,E){if(E.fatal)return;var D=E.frag;if(!D||D.type!==p)return;var N=this.fragCurrent;console.assert(N&&D.sn===N.sn&&D.level===N.level&&D.urlId===N.urlId,"Frag load error must match current frag to retry");var W=this.config;if(this.fragLoadError+1<=W.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(D.level))return;var z=Math.min(Math.pow(2,this.fragLoadError)*W.fragLoadingRetryDelay,W.fragLoadingMaxRetryTimeout);this.warn("Fragment "+D.sn+" of "+p+" "+D.level+" failed to load, retrying in "+z+"ms"),this.retryDate=self.performance.now()+z,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(p===d.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(I.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(p,E,D){if(!p)return;var N=F.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(E,N,D),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var E=this.levels?this.levels[p].details:null;if(E!=null&&E.live)return this.startPosition=-1,this.setStartPosition(E,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,E,D,N){var W=this,z=D.details;console.assert(!!z,"level.details must be defined");var B=Object.keys(p.elementaryStreams).reduce(function(U,X){var ne=p.elementaryStreams[X];if(ne){var le=ne.endPTS-ne.startPTS;if(le<=0)return W.warn("Could not parse fragment "+p.sn+" "+X+" duration reliably ("+le+") resetting transmuxer to fallback to playlist timing"),W.resetTransmuxer(),U||!1;var de=N?0:Object(w.updateFragPTSDTS)(z,p,ne.startPTS,ne.endPTS,ne.startDTS,ne.endDTS);return W.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:z,level:D,drift:de,type:X,frag:p,start:ne.startPTS,end:ne.endPTS}),!0}return U},!1);B?(this.state=y.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:p,part:E})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},x(s,[{key:"state",get:function(){return this._state},set:function(p){var E=this._state;E!==p&&(this._state=p,this.log(E+"->"+p))}}]),s}(M.default)},"./src/controller/buffer-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return S});var H=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),P=A("./src/utils/logger.ts"),F=A("./src/errors.ts"),I=A("./src/utils/buffer-helper.ts"),R=A("./src/utils/mediasource-helper.ts"),O=A("./src/loader/fragment.ts"),b=A("./src/controller/buffer-operation-queue.ts"),C=Object(R.getMediaSource)(),L=/([ha]vc.)(?:\.[^.,]+)+/,S=function(){function w(c){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var d=o.hls,u=o.media,x=o.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),d.trigger(M.Events.MEDIA_ATTACHED,{media:u})),x&&x.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=c,this._initSourceBuffer(),this.registerListeners()}var T=w.prototype;return T.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},T.destroy=function(){this.unregisterListeners(),this.details=null},T.registerListeners=function(){var o=this.hls;o.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(M.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(M.Events.BUFFER_RESET,this.onBufferReset,this),o.on(M.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(M.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(M.Events.BUFFER_EOS,this.onBufferEos,this),o.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(M.Events.FRAG_PARSED,this.onFragParsed,this),o.on(M.Events.FRAG_CHANGED,this.onFragChanged,this)},T.unregisterListeners=function(){var o=this.hls;o.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(M.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(M.Events.BUFFER_RESET,this.onBufferReset,this),o.off(M.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(M.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(M.Events.BUFFER_EOS,this.onBufferEos,this),o.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(M.Events.FRAG_PARSED,this.onFragParsed,this),o.off(M.Events.FRAG_CHANGED,this.onFragChanged,this)},T._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new b.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},T.onManifestParsed=function(o,d){var u=2;(d.audio&&!d.video||!d.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},T.onMediaAttaching=function(o,d){var u=this.media=d.media;if(u&&C){var x=this.mediaSource=new C;x.addEventListener("sourceopen",this._onMediaSourceOpen),x.addEventListener("sourceended",this._onMediaSourceEnded),x.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(x),this._objectUrl=u.src}},T.onMediaDetaching=function(){var o=this.media,d=this.mediaSource,u=this._objectUrl;if(d){if(P.logger.log("[buffer-controller]: media source detaching"),d.readyState==="open")try{d.endOfStream()}catch(x){P.logger.warn("[buffer-controller]: onMediaDetaching: "+x.message+" while calling endOfStream")}this.onBufferReset(),d.removeEventListener("sourceopen",this._onMediaSourceOpen),d.removeEventListener("sourceended",this._onMediaSourceEnded),d.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(o.removeAttribute("src"),o.load()):P.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(M.Events.MEDIA_DETACHED,void 0)},T.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(d){var u=o.sourceBuffer[d];try{u&&(o.removeBufferListeners(d),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[d]=void 0)}catch(x){P.logger.warn("[buffer-controller]: Failed to reset the "+d+" buffer",x)}}),this._initSourceBuffer()},T.onBufferCodecs=function(o,d){var u=this,x=this.getSourceBufferTypes().length;if(Object.keys(d).forEach(function(g){if(x){var m=u.tracks[g];if(m&&typeof m.buffer.changeType=="function"){var l=d[g],y=l.codec,f=l.levelCodec,h=l.container,s=(m.levelCodec||m.codec).replace(L,"$1"),a=(f||y).replace(L,"$1");if(s!==a){var v=h+";codecs="+(f||y);u.appendChangeType(g,v)}}}else u.pendingTracks[g]=d[g]}),x)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},T.appendChangeType=function(o,d){var u=this,x=this.operationQueue,g={execute:function(){var l=u.sourceBuffer[o];l&&(P.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+d),l.changeType(d)),x.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(l){P.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",l)}};x.append(g,o)},T.onBufferAppending=function(o,d){var u=this,x=this.hls,g=this.operationQueue,m=this.tracks,l=d.data,y=d.type,f=d.frag,h=d.part,s=d.chunkMeta,a=s.buffering[y],v=self.performance.now();a.start=v;var p=f.stats.buffering,E=h?h.stats.buffering:null;p.start===0&&(p.start=v),E&&E.start===0&&(E.start=v);var D=m.audio,N=y==="audio"&&s.id===1&&(D==null?void 0:D.container)==="audio/mpeg",W={execute:function(){if(a.executeStart=self.performance.now(),N){var B=u.sourceBuffer[y];if(B){var U=f.start-B.timestampOffset;Math.abs(U)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+U+") sn: "+f.sn+")"),B.timestampOffset=f.start)}}u.appendExecutor(l,y)},onStart:function(){},onComplete:function(){var B=self.performance.now();a.executeEnd=a.end=B,p.first===0&&(p.first=B),E&&E.first===0&&(E.first=B);var U=u.sourceBuffer,X={};for(var ne in U)X[ne]=I.BufferHelper.getBuffered(U[ne]);u.appendError=0,u.hls.trigger(M.Events.BUFFER_APPENDED,{type:y,frag:f,part:h,chunkMeta:s,parent:f.type,timeRanges:X})},onError:function(B){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",B);var U={type:F.ErrorTypes.MEDIA_ERROR,parent:f.type,details:F.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?U.details=F.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,U.details=F.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>x.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+x.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),U.fatal=!0)),x.trigger(M.Events.ERROR,U)}};g.append(W,y)},T.onBufferFlushing=function(o,d){var u=this,x=this.operationQueue,g=function(l){return{execute:u.removeExecutor.bind(u,l,d.startOffset,d.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(M.Events.BUFFER_FLUSHED,{type:l})},onError:function(f){P.logger.warn("[buffer-controller]: Failed to remove from "+l+" SourceBuffer",f)}}};d.type?x.append(g(d.type),d.type):this.getSourceBufferTypes().forEach(function(m){x.append(g(m),m)})},T.onFragParsed=function(o,d){var u=this,x=d.frag,g=d.part,m=[],l=g?g.elementaryStreams:x.elementaryStreams;l[O.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(l[O.ElementaryStreamTypes.AUDIO]&&m.push("audio"),l[O.ElementaryStreamTypes.VIDEO]&&m.push("video"));var y=function(){var h=self.performance.now();x.stats.buffering.end=h,g&&(g.stats.buffering.end=h);var s=g?g.stats:x.stats;u.hls.trigger(M.Events.FRAG_BUFFERED,{frag:x,part:g,stats:s,id:x.type})};m.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+x.type+" level: "+x.level+" sn: "+x.sn),this.blockBuffers(y,m)},T.onFragChanged=function(o,d){this.flushBackBuffer()},T.onBufferEos=function(o,d){var u=this,x=this.getSourceBufferTypes().reduce(function(g,m){var l=u.sourceBuffer[m];return(!d.type||d.type===m)&&(l&&!l.ended&&(l.ended=!0,P.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),g&&!!(!l||l.ended)},!0);x&&this.blockBuffers(function(){var g=u.mediaSource;if(!g||g.readyState!=="open")return;g.endOfStream()})},T.onLevelUpdated=function(o,d){var u=d.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},T.flushBackBuffer=function(){var o=this.hls,d=this.details,u=this.media,x=this.sourceBuffer;if(!u||d===null)return;var g=this.getSourceBufferTypes();if(!g.length)return;var m=d.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(H.isFiniteNumber)(m)||m<0)return;var l=u.currentTime,y=d.levelTargetDuration,f=Math.max(m,y),h=Math.floor(l/y)*y-f;g.forEach(function(s){var a=x[s];if(a){var v=I.BufferHelper.getBuffered(a);v.length>0&&h>v.start(0)&&(o.trigger(M.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),d.live&&o.trigger(M.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),o.trigger(M.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:s}))}})},T.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,d=this.hls,u=this.media,x=this.mediaSource,g=o.fragments[0].start+o.totalduration,m=u.duration,l=Object(H.isFiniteNumber)(x.duration)?x.duration:0;o.live&&d.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),x.duration=Infinity,this.updateSeekableRange(o)):(g>l&&g>m||!Object(H.isFiniteNumber)(m))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+g.toFixed(3)),x.duration=g)},T.updateSeekableRange=function(o){var d=this.mediaSource,u=o.fragments,x=u.length;if(x&&o.live&&d!==null&&d!==void 0&&d.setLiveSeekableRange){var g=Math.max(0,u[0].start),m=Math.max(g,g+o.totalduration);d.setLiveSeekableRange(g,m)}},T.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,d=this.operationQueue,u=this.pendingTracks,x=Object.keys(u).length;if(x&&!o||x===2){this.createSourceBuffers(u),this.pendingTracks={};var g=this.getSourceBufferTypes();if(g.length===0){this.hls.trigger(M.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}g.forEach(function(m){d.executeNext(m)})}},T.createSourceBuffers=function(o){var d=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var x=0;for(var g in o)if(!d[g]){var m=o[g];if(!m)throw Error("source buffer exists for track "+g+", however track does not");var l=m.levelCodec||m.codec,y=m.container+";codecs="+l;P.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var f=d[g]=u.addSourceBuffer(y),h=g;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[g]={buffer:f,codec:l,container:m.container,levelCodec:m.levelCodec,id:m.id},x++}catch(s){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(M.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:y})}}x&&this.hls.trigger(M.Events.BUFFER_CREATED,{tracks:this.tracks})},T._onSBUpdateStart=function(o){var d=this.operationQueue,u=d.current(o);u.onStart()},T._onSBUpdateEnd=function(o){var d=this.operationQueue,u=d.current(o);u.onComplete(),d.shiftAndExecuteNext(o)},T._onSBUpdateError=function(o,d){P.logger.error("[buffer-controller]: "+o+" SourceBuffer error",d),this.hls.trigger(M.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(d)},T.removeExecutor=function(o,d,u){var x=this.media,g=this.mediaSource,m=this.operationQueue,l=this.sourceBuffer,y=l[o];if(!x||!g||!y){P.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var f=Object(H.isFiniteNumber)(x.duration)?x.duration:Infinity,h=Object(H.isFiniteNumber)(g.duration)?g.duration:Infinity,s=Math.max(0,d),a=Math.min(u,f,h);a>s?(P.logger.log("[buffer-controller]: Removing ["+s+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(s,a)):m.shiftAndExecuteNext(o)},T.appendExecutor=function(o,d){var u=this.operationQueue,x=this.sourceBuffer,g=x[d];if(!g){P.logger.warn("[buffer-controller]: Attempting to append to the "+d+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(d);return}g.ended=!1,console.assert(!g.updating,d+" sourceBuffer must not be updating"),g.appendBuffer(o)},T.blockBuffers=function(o,d){var u=this;if(d===void 0&&(d=this.getSourceBufferTypes()),!d.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var x=this.operationQueue,g=d.map(function(m){return x.appendBlocker(m)});Promise.all(g).then(function(){o(),d.forEach(function(m){var l=u.sourceBuffer[m];(!l||!l.updating)&&x.shiftAndExecuteNext(m)})})},T.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},T.addBufferListener=function(o,d,u){var x=this.sourceBuffer[o];if(!x)return;var g=u.bind(this,o);this.listeners[o].push({event:d,listener:g}),x.addEventListener(d,g)},T.removeBufferListeners=function(o){var d=this.sourceBuffer[o];if(!d)return;this.listeners[o].forEach(function(u){d.removeEventListener(u.event,u.listener)})},w}()},"./src/controller/buffer-operation-queue.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return M});var H=A("./src/utils/logger.ts"),M=function(){function P(I){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=I}var F=P.prototype;return F.append=function(R,O){var b=this.queues[O];b.push(R),b.length===1&&this.buffers[O]&&this.executeNext(O)},F.insertAbort=function(R,O){var b=this.queues[O];b.unshift(R),this.executeNext(O)},F.appendBlocker=function(R){var O,b=new Promise(function(L){O=L}),C={execute:O,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(C,R),b},F.executeNext=function(R){var O=this.buffers,b=this.queues,C=O[R],L=b[R];if(L.length){var S=L[0];try{S.execute()}catch(w){H.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),S.onError(w),(!C||!C.updating)&&(L.shift(),this.executeNext(R))}}},F.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},F.current=function(R){return this.queues[R][0]},P}()},"./src/controller/cap-level-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/events.ts");function M(I,R){for(var O=0;O<R.length;O++){var b=R[O];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(I,b.key,b)}}function P(I,R,O){return R&&M(I.prototype,R),O&&M(I,O),I}var F=function(){function I(O){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=O,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var R=I.prototype;return R.setStreamController=function(b){this.streamController=b},R.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},R.registerListeners=function(){var b=this.hls;b.on(H.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),b.on(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),b.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),b.on(H.Events.BUFFER_CODECS,this.onBufferCodecs,this),b.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var b=this.hls;b.off(H.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),b.off(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),b.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),b.off(H.Events.BUFFER_CODECS,this.onBufferCodecs,this),b.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(b,C){I.isLevelAllowed(C.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(C.droppedLevel)},R.onMediaAttaching=function(b,C){this.media=C.media instanceof HTMLVideoElement?C.media:null},R.onManifestParsed=function(b,C){var L=this.hls;this.restrictedLevels=[],this.firstLevel=C.firstLevel,L.config.capLevelToPlayerSize&&C.video&&this.startCapping()},R.onBufferCodecs=function(b,C){var L=this.hls;L.config.capLevelToPlayerSize&&C.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var b=this.hls.levels;if(b.length){var C=this.hls;C.autoLevelCapping=this.getMaxLevel(b.length-1),C.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=C.autoLevelCapping}}},R.getMaxLevel=function(b){var C=this,L=this.hls.levels;if(!L.length)return-1;var S=L.filter(function(w,T){return I.isLevelAllowed(T,C.restrictedLevels)&&T<=b});return this.clientRect=null,I.getMaxLevelByMediaSize(S,this.mediaWidth,this.mediaHeight)},R.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},R.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},R.getDimensions=function(){if(this.clientRect)return this.clientRect;var b=this.media,C={width:0,height:0};if(b){var L=b.getBoundingClientRect();C.width=L.width,C.height=L.height,!C.width&&!C.height&&(C.width=L.right-L.left||b.width||0,C.height=L.bottom-L.top||b.height||0)}return this.clientRect=C,C},I.isLevelAllowed=function(b,C){return C===void 0&&(C=[]),C.indexOf(b)===-1},I.getMaxLevelByMediaSize=function(b,C,L){if(!b||!b.length)return-1;for(var S=function(d,u){return u?d.width!==u.width||d.height!==u.height:!0},w=b.length-1,T=0;T<b.length;T+=1){var c=b[T];if((c.width>=C||c.height>=L)&&S(c,b[T+1])){w=T;break}}return w},P(I,[{key:"mediaWidth",get:function(){return this.getDimensions().width*I.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*I.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var b=1;try{b=self.devicePixelRatio}catch(C){}return b}}]),I}();G.default=F},"./src/controller/cmcd-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return S});var H=A("./src/events.ts"),M=A("./src/types/cmcd.ts"),P=A("./src/utils/buffer-helper.ts"),F=A("./src/utils/logger.ts");function I(w,T){for(var c=0;c<T.length;c++){var o=T[c];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(w,o.key,o)}}function R(w,T,c){return T&&I(w.prototype,T),c&&I(w,c),w}function O(w,T){var c=typeof Symbol!="undefined"&&w[Symbol.iterator]||w["@@iterator"];if(c)return(c=c.call(w)).next.bind(c);if(Array.isArray(w)||(c=b(w))||T&&w&&typeof w.length=="number"){c&&(w=c);var o=0;return function(){return o>=w.length?{done:!0}:{done:!1,value:w[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function b(w,T){if(!w)return;if(typeof w=="string")return C(w,T);var c=Object.prototype.toString.call(w).slice(8,-1);if(c==="Object"&&w.constructor&&(c=w.constructor.name),c==="Map"||c==="Set")return Array.from(w);if(c==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(c))return C(w,T)}function C(w,T){(T==null||T>w.length)&&(T=w.length);for(var c=0,o=new Array(T);c<T;c++)o[c]=w[c];return o}function L(){return L=Object.assign||function(w){for(var T=1;T<arguments.length;T++){var c=arguments[T];for(var o in c)Object.prototype.hasOwnProperty.call(c,o)&&(w[o]=c[o])}return w},L.apply(this,arguments)}var S=function(){function w(c){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(x){try{o.apply(x,{ot:M.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(g){F.logger.warn("Could not generate manifest CMCD data.",g)}},this.applyFragmentData=function(x){try{var g=x.frag,m=o.hls.levels[g.level],l=o.getObjectType(g),y={d:g.duration*1e3,ot:l};(l===M.CMCDObjectType.VIDEO||l===M.CMCDObjectType.AUDIO||l==M.CMCDObjectType.MUXED)&&(y.br=m.bitrate/1e3,y.tb=o.getTopBandwidth(l),y.bl=o.getBufferLength(l)),o.apply(x,y)}catch(f){F.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=c;var d=this.config=c.config,u=d.cmcd;u!=null&&(d.pLoader=this.createPlaylistLoader(),d.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||w.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var T=w.prototype;return T.registerListeners=function(){var o=this.hls;o.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(H.Events.BUFFER_CREATED,this.onBufferCreated,this)},T.unregisterListeners=function(){var o=this.hls;o.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(H.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},T.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},T.onMediaAttached=function(o,d){this.media=d.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},T.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},T.onBufferCreated=function(o,d){var u,x;this.audioBuffer=(u=d.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(x=d.tracks.video)===null||x===void 0?void 0:x.buffer},T.createData=function(){var o;return{v:M.CMCDVersion,sf:M.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},T.apply=function(o,d){d===void 0&&(d={}),L(d,this.createData());var u=d.ot===M.CMCDObjectType.INIT||d.ot===M.CMCDObjectType.VIDEO||d.ot===M.CMCDObjectType.MUXED;if(this.starved&&u&&(d.bs=!0,d.su=!0,this.starved=!1),d.su==null&&(d.su=this.buffering),this.useHeaders){var x=w.toHeaders(d);if(!Object.keys(x).length)return;o.headers||(o.headers={}),L(o.headers,x)}else{var g=w.toQuery(d);if(!g)return;o.url=w.appendQueryToUri(o.url,g)}},T.getObjectType=function(o){var d=o.type;return d==="subtitle"?M.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?M.CMCDObjectType.INIT:d==="audio"?M.CMCDObjectType.AUDIO:d==="main"?this.hls.audioTracks.length?M.CMCDObjectType.VIDEO:M.CMCDObjectType.MUXED:void 0},T.getTopBandwidth=function(o){for(var d=0,u=o===M.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,x=O(u),g;!(g=x()).done;){var m=g.value;m.bitrate>d&&(d=m.bitrate)}return d>0?d:NaN},T.getBufferLength=function(o){var d=this.hls.media,u=o===M.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!d)return NaN;var x=P.BufferHelper.bufferInfo(u,d.currentTime,this.config.maxBufferHole);return x.len*1e3},T.createPlaylistLoader=function(){var o=this.config.pLoader,d=this.applyPlaylistData,u=o||this.config.loader;return function(){function x(m){this.loader=void 0,this.loader=new u(m)}var g=x.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(l,y,f){d(l),this.loader.load(l,y,f)},R(x,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),x}()},T.createFragmentLoader=function(){var o=this.config.fLoader,d=this.applyFragmentData,u=o||this.config.loader;return function(){function x(m){this.loader=void 0,this.loader=new u(m)}var g=x.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(l,y,f){d(l),this.loader.load(l,y,f)},R(x,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),x}()},w.uuid=function(){var o=URL.createObjectURL(new Blob),d=o.toString();return URL.revokeObjectURL(o),d.substr(d.lastIndexOf("/")+1)},w.serialize=function(o){for(var d=[],u=function(N){return!Number.isNaN(N)&&N!=null&&N!==""&&N!==!1},x=function(N){return Math.round(N)},g=function(N){return x(N/100)*100},m=function(N){return encodeURIComponent(N)},l={br:x,d:x,bl:g,dl:g,mtp:g,nor:m,rtp:g,tb:x},y=Object.keys(o||{}).sort(),f=O(y),h;!(h=f()).done;){var s=h.value,a=o[s];if(!u(a))continue;if(s==="v"&&a===1)continue;if(s=="pr"&&a===1)continue;var v=l[s];v&&(a=v(a));var p=typeof a,E=void 0;s==="ot"||s==="sf"||s==="st"?E=s+"="+a:p==="boolean"?E=s:p==="number"?E=s+"="+a:E=s+"="+JSON.stringify(a),d.push(E)}return d.join(",")},w.toHeaders=function(o){for(var d=Object.keys(o),u={},x=["Object","Request","Session","Status"],g=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},l=0,y=d;l<y.length;l++){var f=y[l],h=m[f]!=null?m[f]:1;g[h][f]=o[f]}for(var s=0;s<g.length;s++){var a=w.serialize(g[s]);a&&(u["CMCD-"+x[s]]=a)}return u},w.toQuery=function(o){return"CMCD="+encodeURIComponent(w.serialize(o))},w.appendQueryToUri=function(o,d){if(!d)return o;var u=o.includes("?")?"&":"?";return""+o+u+d},w}()},"./src/controller/eme-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/events.ts"),M=A("./src/errors.ts"),P=A("./src/utils/logger.ts"),F=A("./src/utils/mediakeys-helper.ts");function I(S,w){for(var T=0;T<w.length;T++){var c=w[T];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(S,c.key,c)}}function R(S,w,T){return w&&I(S.prototype,w),T&&I(S,T),S}var O=3,b=function(w,T,c){var o={audioCapabilities:[],videoCapabilities:[]};return w.forEach(function(d){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+d+'"',robustness:c.audioRobustness||""})}),T.forEach(function(d){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+d+'"',robustness:c.videoRobustness||""})}),[o]},C=function(w,T,c,o){switch(w){case F.KeySystems.WIDEVINE:return b(T,c,o);default:throw new Error("Unknown key-system: "+w)}},L=function(){function S(T){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=T,this._config=T.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 w=S.prototype;return w.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},w._registerListeners=function(){this.hls.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this)},w._unregisterListeners=function(){this.hls.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this)},w.getLicenseServerUrl=function(c){switch(c){case F.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+c+'"')},w._attemptKeySystemAccess=function(c,o,d){var u=this,x=C(c,o,d,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var g=this.requestMediaKeySystemAccess(c,x);this.mediaKeysPromise=g.then(function(m){return u._onMediaKeySystemAccessObtained(c,m)}),g.catch(function(m){P.logger.error('Failed to obtain key-system "'+c+'" access:',m)})},w._onMediaKeySystemAccessObtained=function(c,o){var d=this;P.logger.log('Access for key-system "'+c+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:c};this._mediaKeysList.push(u);var x=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(g){return u.mediaKeys=g,P.logger.log('Media-keys created for key-system "'+c+'"'),d._onMediaKeysCreated(),g});return x.catch(function(g){P.logger.error("Failed to create media-keys:",g)}),x},w._onMediaKeysCreated=function(){var c=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),c._onNewMediaKeySession(o.mediaKeysSession))})},w._onNewMediaKeySession=function(c){var o=this;P.logger.log("New key-system session "+c.sessionId),c.addEventListener("message",function(d){o._onKeySessionMessage(c,d.message)},!1)},w._onKeySessionMessage=function(c,o){P.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(d){P.logger.log("Received license data (length: "+(d&&d.byteLength)+"), updating key-session"),c.update(d)})},w.onMediaEncrypted=function(c){var o=this;if(P.logger.log('Media is encrypted using "'+c.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var d=function(x){if(!o._media)return;o._attemptSetMediaKeys(x),o._generateRequestWithPreferredKeySession(c.initDataType,c.initData)};this.mediaKeysPromise.then(d).catch(d)},w._attemptSetMediaKeys=function(c){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},w._generateRequestWithPreferredKeySession=function(c,o){var d=this,u=this._mediaKeysList[0];if(!u){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var x=u.mediaKeysSession;if(!x){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+c+'" init data type'),u.mediaKeysSessionInitialized=!0,x.generateRequest(c,o).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(g){P.logger.error("Error generating key-session request:",g),d.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},w._createLicenseXhr=function(c,o,d){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,c,o,d);var x=this._licenseXhrSetup;if(x)try{x.call(this.hls,u,c),x=void 0}catch(g){P.logger.error(g)}try{u.readyState||u.open("POST",c,!0),x&&x.call(this.hls,u,c)}catch(g){throw new Error("issue setting up KeySystem license XHR "+g)}return u},w._onLicenseRequestReadyStageChange=function(c,o,d,u){switch(c.readyState){case 4:if(c.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var x=c.response,g=this._licenseResponseCallback;if(g)try{x=g.call(this.hls,c,o)}catch(l){P.logger.error(l)}u(x)}else{if(P.logger.error("License Request XHR failed ("+o+"). Status: "+c.status+" ("+c.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>O){this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=O-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(d,u)}break}},w._generateLicenseRequestChallenge=function(c,o){switch(c.mediaKeySystemDomain){case F.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+c.mediaKeySystemDomain)},w._requestLicense=function(c,o){P.logger.log("Requesting content license for key-system");var d=this._mediaKeysList[0];if(!d){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(d.mediaKeySystemDomain),x=this._createLicenseXhr(u,c,o);P.logger.log("Sending license request to URL: "+u);var g=this._generateLicenseRequestChallenge(d,c);x.send(g)}catch(m){P.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},w.onMediaAttached=function(c,o){if(!this._emeEnabled)return;var d=o.media;this._media=d,d.addEventListener("encrypted",this._onMediaEncrypted)},w.onMediaDetached=function(){var c=this._media,o=this._mediaKeysList;if(!c)return;c.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(d){if(d.mediaKeysSession)return d.mediaKeysSession.close().catch(function(){})})).then(function(){return c.setMediaKeys(null)}).catch(function(){})},w.onManifestParsed=function(c,o){if(!this._emeEnabled)return;var d=o.levels.map(function(x){return x.audioCodec}).filter(function(x){return!!x}),u=o.levels.map(function(x){return x.videoCodec}).filter(function(x){return!!x});this._attemptKeySystemAccess(F.KeySystems.WIDEVINE,d,u)},R(S,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),S}();G.default=L},"./src/controller/fps-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/events.ts"),M=A("./src/utils/logger.ts"),P=function(){function F(R){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=R,this.registerListeners()}var I=F.prototype;return I.setStreamController=function(O){this.streamController=O},I.registerListeners=function(){this.hls.on(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},I.unregisterListeners=function(){this.hls.off(H.Events.MEDIA_ATTACHING,this.onMediaAttaching)},I.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},I.onMediaAttaching=function(O,b){var C=this.hls.config;if(C.capLevelOnFPSDrop){var L=b.media instanceof self.HTMLVideoElement?b.media:null;this.media=L,L&&typeof L.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),C.fpsDroppedMonitoringPeriod)}},I.checkFPS=function(O,b,C){var L=performance.now();if(b){if(this.lastTime){var S=L-this.lastTime,w=C-this.lastDroppedFrames,T=b-this.lastDecodedFrames,c=1e3*w/S,o=this.hls;if(o.trigger(H.Events.FPS_DROP,{currentDropped:w,currentDecoded:T,totalDroppedFrames:C}),c>0&&w>o.config.fpsDroppedMonitoringThreshold*T){var d=o.currentLevel;M.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=d)&&(d=d-1,o.trigger(H.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:o.currentLevel}),o.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=L,this.lastDroppedFrames=C,this.lastDecodedFrames=b}},I.checkFPSInterval=function(){var O=this.media;if(O)if(this.isVideoPlaybackQualityAvailable){var b=O.getVideoPlaybackQuality();this.checkFPS(O,b.totalVideoFrames,b.droppedVideoFrames)}else this.checkFPS(O,O.webkitDecodedFrameCount,O.webkitDroppedFrameCount)},F}();G.default=P},"./src/controller/fragment-finders.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"findFragmentByPDT",function(){return P}),A.d(G,"findFragmentByPTS",function(){return F}),A.d(G,"fragmentWithinToleranceTest",function(){return I}),A.d(G,"pdtWithinToleranceTest",function(){return R}),A.d(G,"findFragWithCC",function(){return O});var H=A("./src/polyfills/number.ts"),M=A("./src/utils/binary-search.ts");function P(b,C,L){if(C===null||!Array.isArray(b)||!b.length||!Object(H.isFiniteNumber)(C))return null;var S=b[0].programDateTime;if(C<(S||0))return null;var w=b[b.length-1].endProgramDateTime;if(C>=(w||0))return null;L=L||0;for(var T=0;T<b.length;++T){var c=b[T];if(R(C,L,c))return c}return null}function F(b,C,L,S){L===void 0&&(L=0),S===void 0&&(S=0);var w=null;if(b?w=C[b.sn-C[0].sn+1]||null:L===0&&C[0].start===0&&(w=C[0]),w&&I(L,S,w)===0)return w;var T=M.default.search(C,I.bind(null,L,S));return T||w}function I(b,C,L){b===void 0&&(b=0),C===void 0&&(C=0);var S=Math.min(C,L.duration+(L.deltaPTS?L.deltaPTS:0));return L.start+L.duration-S<=b?1:L.start-S>b&&L.start?-1:0}function R(b,C,L){var S=Math.min(C,L.duration+(L.deltaPTS?L.deltaPTS:0))*1e3,w=L.endProgramDateTime||0;return w-S>b}function O(b,C){return M.default.search(b,function(L){return L.cc<C?1:L.cc>C?-1:0})}},"./src/controller/fragment-tracker.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"FragmentState",function(){return P}),A.d(G,"FragmentTracker",function(){return F});var H=A("./src/events.ts"),M=A("./src/types/loader.ts"),P;(function(O){O.NOT_LOADED="NOT_LOADED",O.BACKTRACKED="BACKTRACKED",O.APPENDING="APPENDING",O.PARTIAL="PARTIAL",O.OK="OK"})(P||(P={}));var F=function(){function O(C){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=C,this._registerListeners()}var b=O.prototype;return b._registerListeners=function(){var L=this.hls;L.on(H.Events.BUFFER_APPENDED,this.onBufferAppended,this),L.on(H.Events.FRAG_BUFFERED,this.onFragBuffered,this),L.on(H.Events.FRAG_LOADED,this.onFragLoaded,this)},b._unregisterListeners=function(){var L=this.hls;L.off(H.Events.BUFFER_APPENDED,this.onBufferAppended,this),L.off(H.Events.FRAG_BUFFERED,this.onFragBuffered,this),L.off(H.Events.FRAG_LOADED,this.onFragLoaded,this)},b.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},b.getAppendedFrag=function(L,S){if(S===M.PlaylistLevelType.MAIN){var w=this.activeFragment,T=this.activeParts;if(!w)return null;if(T)for(var c=T.length;c--;){var o=T[c],d=o?o.end:w.appendedPTS;if(o.start<=L&&d!==void 0&&L<=d)return c>9&&(this.activeParts=T.slice(c-9)),o}else if(w.start<=L&&w.appendedPTS!==void 0&&L<=w.appendedPTS)return w}return this.getBufferedFrag(L,S)},b.getBufferedFrag=function(L,S){for(var w=this.fragments,T=Object.keys(w),c=T.length;c--;){var o=w[T[c]];if((o==null?void 0:o.body.type)===S&&o.buffered){var d=o.body;if(d.start<=L&&L<=d.end)return d}}return null},b.detectEvictedFragments=function(L,S,w){var T=this;Object.keys(this.fragments).forEach(function(c){var o=T.fragments[c];if(!o)return;if(!o.buffered){o.body.type===w&&T.removeFragment(o.body);return}var d=o.range[L];if(!d)return;d.time.some(function(u){var x=!T.isTimeBuffered(u.startPTS,u.endPTS,S);return x&&T.removeFragment(o.body),x})})},b.detectPartialFragments=function(L){var S=this,w=this.timeRanges,T=L.frag,c=L.part;if(!w||T.sn==="initSegment")return;var o=R(T),d=this.fragments[o];if(!d)return;Object.keys(w).forEach(function(u){var x=T.elementaryStreams[u];if(!x)return;var g=w[u],m=c!==null||x.partial===!0;d.range[u]=S.getBufferedTimes(T,c,m,g)}),d.backtrack=d.loaded=null,Object.keys(d.range).length?d.buffered=!0:this.removeFragment(d.body)},b.fragBuffered=function(L){var S=R(L),w=this.fragments[S];w&&(w.backtrack=w.loaded=null,w.buffered=!0)},b.getBufferedTimes=function(L,S,w,T){for(var c={time:[],partial:w},o=S?S.start:L.start,d=S?S.end:L.end,u=L.minEndPTS||d,x=L.maxStartPTS||o,g=0;g<T.length;g++){var m=T.start(g)-this.bufferPadding,l=T.end(g)+this.bufferPadding;if(x>=m&&u<=l){c.time.push({startPTS:Math.max(o,T.start(g)),endPTS:Math.min(d,T.end(g))});break}else if(o<l&&d>m)c.partial=!0,c.time.push({startPTS:Math.max(o,T.start(g)),endPTS:Math.min(d,T.end(g))});else if(d<=m)break}return c},b.getPartialFragment=function(L){var S=null,w,T,c,o=0,d=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(x){var g=u[x];if(!g)return;I(g)&&(T=g.body.start-d,c=g.body.end+d,L>=T&&L<=c&&(w=Math.min(L-T,c-L),o<=w&&(S=g.body,o=w)))}),S},b.getState=function(L){var S=R(L),w=this.fragments[S];return w?w.buffered?I(w)?P.PARTIAL:P.OK:w.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},b.backtrack=function(L,S){var w=R(L),T=this.fragments[w];if(!T||T.backtrack)return null;var c=T.backtrack=S||T.loaded;return T.loaded=null,c},b.getBacktrackData=function(L){var S=R(L),w=this.fragments[S];if(w){var T,c=w.backtrack;if(c!=null&&(T=c.payload)!==null&&T!==void 0&&T.byteLength)return c;this.removeFragment(L)}return null},b.isTimeBuffered=function(L,S,w){for(var T,c,o=0;o<w.length;o++){if(T=w.start(o)-this.bufferPadding,c=w.end(o)+this.bufferPadding,L>=T&&S<=c)return!0;if(S<=T)return!1}return!1},b.onFragLoaded=function(L,S){var w=S.frag,T=S.part;if(w.sn==="initSegment"||w.bitrateTest||T)return;var c=R(w);this.fragments[c]={body:w,loaded:S,backtrack:null,buffered:!1,range:Object.create(null)}},b.onBufferAppended=function(L,S){var w=this,T=S.frag,c=S.part,o=S.timeRanges;if(T.type===M.PlaylistLevelType.MAIN)if(this.activeFragment=T,c){var d=this.activeParts;d||(this.activeParts=d=[]),d.push(c)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var x=o[u];if(w.detectEvictedFragments(u,x),!c)for(var g=0;g<x.length;g++)T.appendedPTS=Math.max(x.end(g),T.appendedPTS||0)})},b.onFragBuffered=function(L,S){this.detectPartialFragments(S)},b.hasFragment=function(L){var S=R(L);return!!this.fragments[S]},b.removeFragmentsInRange=function(L,S,w){var T=this;Object.keys(this.fragments).forEach(function(c){var o=T.fragments[c];if(!o)return;if(o.buffered){var d=o.body;d.type===w&&d.start<S&&d.end>L&&T.removeFragment(d)}})},b.removeFragment=function(L){var S=R(L);L.stats.loaded=0,L.clearElementaryStreamInfo(),delete this.fragments[S]},b.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},O}();function I(O){var b,C;return O.buffered&&(((b=O.range.video)===null||b===void 0?void 0:b.partial)||((C=O.range.audio)===null||C===void 0?void 0:C.partial))}function R(O){return O.type+"_"+O.level+"_"+O.urlId+"_"+O.sn}},"./src/controller/gap-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"STALL_MINIMUM_DURATION_MS",function(){return I}),A.d(G,"MAX_START_GAP_JUMP",function(){return R}),A.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return O}),A.d(G,"SKIP_BUFFER_RANGE_START",function(){return b}),A.d(G,"default",function(){return C});var H=A("./src/utils/buffer-helper.ts"),M=A("./src/errors.ts"),P=A("./src/events.ts"),F=A("./src/utils/logger.ts"),I=250,R=2,O=.1,b=.05,C=function(){function L(w,T,c,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=w,this.media=T,this.fragmentTracker=c,this.hls=o}var S=L.prototype;return S.destroy=function(){this.hls=this.fragmentTracker=this.media=null},S.poll=function(T){var c=this.config,o=this.media,d=this.stalled,u=o.currentTime,x=o.seeking,g=this.seeking&&!x,m=!this.seeking&&x;if(this.seeking=x,u!==T){if(this.moved=!0,d!==null){if(this.stallReported){var l=self.performance.now()-d;F.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(l)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||g)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!H.BufferHelper.getBuffered(o).length)return;var y=H.BufferHelper.bufferInfo(o,u,0),f=y.len>0,h=y.nextStart||0;if(!f&&!h)return;if(x){var s=y.len>R,a=!h||h-u>R&&!this.fragmentTracker.getPartialFragment(u);if(s||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,p=Math.max(h,y.start||0)-u,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,D=E==null||((v=E.details)===null||v===void 0)?void 0:v.live,N=D?E.details.targetduration*2:R;if(p>0&&p<=N){this._trySkipBufferHole(null);return}}var W=self.performance.now();if(d===null){this.stalled=W;return}var z=W-d;!x&&z>=I&&this._reportStall(y.len);var B=H.BufferHelper.bufferInfo(o,u,c.maxBufferHole);this._tryFixBufferStall(B,z)},S._tryFixBufferStall=function(T,c){var o=this.config,d=this.fragmentTracker,u=this.media,x=u.currentTime,g=d.getPartialFragment(x);if(g){var m=this._trySkipBufferHole(g);if(m)return}T.len>o.maxBufferHole&&c>o.highBufferWatchdogPeriod*1e3&&(F.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},S._reportStall=function(T){var c=this.hls,o=this.media,d=this.stallReported;d||(this.stallReported=!0,F.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+T+")"),c.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:T}))},S._trySkipBufferHole=function(T){for(var c=this.config,o=this.hls,d=this.media,u=d.currentTime,x=0,g=H.BufferHelper.getBuffered(d),m=0;m<g.length;m++){var l=g.start(m);if(u+c.maxBufferHole>=x&&u<l){var y=Math.max(l+b,d.currentTime+O);return F.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+y),this.moved=!0,this.stalled=null,d.currentTime=y,T&&o.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+y,frag:T}),y}x=g.end(m)}return 0},S._tryNudgeBuffer=function(){var T=this.config,c=this.hls,o=this.media,d=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<T.nudgeMaxRetry){var x=d+u*T.nudgeOffset;F.logger.warn("Nudging 'currentTime' from "+d+" to "+x),o.currentTime=x,c.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else F.logger.error("Playhead still not moving while enough data buffered @"+d+" after "+T.nudgeMaxRetry+" nudges"),c.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},L}()},"./src/controller/id3-track-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/events.ts"),M=A("./src/utils/texttrack-utils.ts"),P=A("./src/demux/id3.ts"),F=.25,I=function(){function R(b){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=b,this._registerListeners()}var O=R.prototype;return O.destroy=function(){this._unregisterListeners()},O._registerListeners=function(){var C=this.hls;C.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(H.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),C.on(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},O._unregisterListeners=function(){var C=this.hls;C.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(H.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),C.off(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},O.onMediaAttached=function(C,L){this.media=L.media},O.onMediaDetaching=function(){if(!this.id3Track)return;Object(M.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},O.getID3Track=function(C){if(!this.media)return;for(var L=0;L<C.length;L++){var S=C[L];if(S.kind==="metadata"&&S.label==="id3")return Object(M.sendAddTrackEvent)(S,this.media),S}return this.media.addTextTrack("metadata","id3")},O.onFragParsingMetadata=function(C,L){if(!this.media)return;var S=L.frag,w=L.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var T=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,c=0;c<w.length;c++){var o=P.getID3Frames(w[c].data);if(o){var d=w[c].pts,u=c<w.length-1?w[c+1].pts:S.end,x=u-d;x<=0&&(u=d+F);for(var g=0;g<o.length;g++){var m=o[g];if(!P.isTimeStampFrame(m)){var l=new T(d,u,"");l.value=m,this.id3Track.addCue(l)}}}}},O.onBufferFlushing=function(C,L){var S=L.startOffset,w=L.endOffset,T=L.type;if(!T||T==="audio"){var c=this.id3Track;c&&Object(M.removeCuesInRange)(c,S,w)}},R}();G.default=I},"./src/controller/latency-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return R});var H=A("./src/errors.ts"),M=A("./src/events.ts"),P=A("./src/utils/logger.ts");function F(O,b){for(var C=0;C<b.length;C++){var L=b[C];L.enumerable=L.enumerable||!1,L.configurable=!0,"value"in L&&(L.writable=!0),Object.defineProperty(O,L.key,L)}}function I(O,b,C){return b&&F(O.prototype,b),C&&F(O,C),O}var R=function(){function O(C){var L=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 L.timeupdate()},this.hls=C,this.config=C.config,this.registerListeners()}var b=O.prototype;return b.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},b.registerListeners=function(){this.hls.on(M.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(M.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){this.hls.off(M.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(M.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(M.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(M.Events.ERROR,this.onError)},b.onMediaAttached=function(L,S){this.media=S.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},b.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},b.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},b.onLevelUpdated=function(L,S){var w=S.details;this.levelDetails=w,w.advanced&&this.timeupdate(),!w.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},b.onError=function(L,S){if(S.details!==H.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},b.timeupdate=function(){var L=this.media,S=this.levelDetails;if(!L||!S)return;this.currentTime=L.currentTime;var w=this.computeLatency();if(w===null)return;this._latency=w;var T=this.config,c=T.lowLatencyMode,o=T.maxLiveSyncPlaybackRate;if(!c||o===1)return;var d=this.targetLatency;if(d===null)return;var u=w-d,x=Math.min(this.maxLatency,d+S.targetduration),g=u<x;if(S.live&&g&&u>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),l=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;L.playbackRate=Math.min(m,Math.max(1,l))}else L.playbackRate!==1&&L.playbackRate!==0&&(L.playbackRate=1)},b.estimateLiveEdge=function(){var L=this.levelDetails;return L===null?null:L.edge+L.age},b.computeLatency=function(){var L=this.estimateLiveEdge();return L===null?null:L-this.currentTime},I(O,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var L=this.config,S=this.levelDetails;return L.liveMaxLatencyDuration!==void 0?L.liveMaxLatencyDuration:S?L.liveMaxLatencyDurationCount*S.targetduration:0}},{key:"targetLatency",get:function(){var L=this.levelDetails;if(L===null)return null;var S=L.holdBack,w=L.partHoldBack,T=L.targetduration,c=this.config,o=c.liveSyncDuration,d=c.liveSyncDurationCount,u=c.lowLatencyMode,x=this.hls.userConfig,g=u&&w||S;(x.liveSyncDuration||x.liveSyncDurationCount||g===0)&&(g=o!==void 0?o:d*T);var m=T,l=1;return g+Math.min(this.stallCount*l,m)}},{key:"liveSyncPosition",get:function(){var L=this.estimateLiveEdge(),S=this.targetLatency,w=this.levelDetails;if(L===null||S===null||w===null)return null;var T=w.edge,c=L-S-this.edgeStalled,o=T-w.totalduration,d=T-(this.config.lowLatencyMode&&w.partTarget||w.targetduration);return Math.min(Math.max(o,c),d)}},{key:"drift",get:function(){var L=this.levelDetails;return L===null?1:L.drift}},{key:"edgeStalled",get:function(){var L=this.levelDetails;if(L===null)return 0;var S=(this.config.lowLatencyMode&&L.partTarget||L.targetduration)*3;return Math.max(L.age-S,0)}},{key:"forwardBufferLength",get:function(){var L=this.media,S=this.levelDetails;if(!L||!S)return 0;var w=L.buffered.length;return w?L.buffered.end(w-1):S.edge-this.currentTime}}]),O}()},"./src/controller/level-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return c});var H=A("./src/types/level.ts"),M=A("./src/events.ts"),P=A("./src/errors.ts"),F=A("./src/utils/codecs.ts"),I=A("./src/controller/level-helper.ts"),R=A("./src/controller/base-playlist-controller.ts"),O=A("./src/types/loader.ts");function b(){return b=Object.assign||function(o){for(var d=1;d<arguments.length;d++){var u=arguments[d];for(var x in u)Object.prototype.hasOwnProperty.call(u,x)&&(o[x]=u[x])}return o},b.apply(this,arguments)}function C(o,d){for(var u=0;u<d.length;u++){var x=d[u];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(o,x.key,x)}}function L(o,d,u){return d&&C(o.prototype,d),u&&C(o,u),o}function S(o,d){o.prototype=Object.create(d.prototype),o.prototype.constructor=o,w(o,d)}function w(o,d){return w=Object.setPrototypeOf||function(x,g){return x.__proto__=g,x},w(o,d)}var T=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),c=function(o){S(d,o);function d(x){var g;return g=o.call(this,x,"[level-controller]")||this,g._levels=[],g._firstLevel=-1,g._startLevel=void 0,g.currentLevelIndex=-1,g.manualLevelIndex=-1,g.onParsedComplete=void 0,g._registerListeners(),g}var u=d.prototype;return u._registerListeners=function(){var g=this.hls;g.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.on(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.on(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),g.on(M.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var g=this.hls;g.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.off(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.off(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),g.off(M.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var g=this._levels;g.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(g,m){var l=[],y=[],f=[],h,s={},a,v=!1,p=!1,E=!1;if(m.levels.forEach(function(z){var B=z.attrs;v=v||!!(z.width&&z.height),p=p||!!z.videoCodec,E=E||!!z.audioCodec,T&&z.audioCodec&&z.audioCodec.indexOf("mp4a.40.34")!==-1&&(z.audioCodec=void 0);var U=z.bitrate+"-"+z.attrs.RESOLUTION+"-"+z.attrs.CODECS;a=s[U],a?a.url.push(z.url):(a=new H.Level(z),s[U]=a,l.push(a)),B&&(B.AUDIO&&Object(I.addGroupId)(a,"audio",B.AUDIO),B.SUBTITLES&&Object(I.addGroupId)(a,"text",B.SUBTITLES))}),(v||p)&&E&&(l=l.filter(function(z){var B=z.videoCodec,U=z.width,X=z.height;return!!B||!!(U&&X)})),l=l.filter(function(z){var B=z.audioCodec,U=z.videoCodec;return(!B||Object(F.isCodecSupportedInMp4)(B,"audio"))&&(!U||Object(F.isCodecSupportedInMp4)(U,"video"))}),m.audioTracks&&(y=m.audioTracks.filter(function(z){return!z.audioCodec||Object(F.isCodecSupportedInMp4)(z.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(y)),m.subtitles&&(f=m.subtitles,Object(I.assignTrackIdsByGroup)(f)),l.length>0){h=l[0].bitrate,l.sort(function(z,B){return z.bitrate-B.bitrate}),this._levels=l;for(var D=0;D<l.length;D++)if(l[D].bitrate===h){this._firstLevel=D,this.log("manifest loaded, "+l.length+" level(s) found, first bitrate: "+h);break}var N=E&&!p,W={levels:l,audioTracks:y,subtitleTracks:f,firstLevel:this._firstLevel,stats:m.stats,audio:E,video:p,altAudio:!N&&y.some(function(z){return!!z.url})};this.hls.trigger(M.Events.MANIFEST_PARSED,W),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(g,m){if(o.prototype.onError.call(this,g,m),m.fatal)return;var l=m.context,y=this._levels[this.currentLevelIndex];if(l&&(l.type===O.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&l.groupId===y.audioGroupIds[y.urlId]||l.type===O.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&l.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,h=!0,s;switch(m.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=m.frag.level)):s=m.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:l&&(l.deliveryDirectives&&(h=!1),s=l.level),f=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:s=m.level,f=!0;break}s!==void 0&&this.recoverLevel(m,s,f,h)},u.recoverLevel=function(g,m,l,y){var f=g.details,h=this._levels[m];if(h.loadError++,l){var s=this.retryLoadingOrFail(g);if(s)g.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=h.url.length;if(a>1&&h.loadError<a)g.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var v=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==v&&this._levels[v].loadError===0&&(this.warn(f+": switch to "+v),g.levelRetry=!0,this.hls.nextAutoLevel=v)}}},u.redundantFailover=function(g){var m=this._levels[g],l=m.url.length;if(l>1){var y=(m.urlId+1)%l;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(f){f.urlId=y}),this.level=g}},u.onFragLoaded=function(g,m){var l=m.frag;if(l!==void 0&&l.type===O.PlaylistLevelType.MAIN){var y=this._levels[l.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},u.onLevelLoaded=function(g,m){var l,y=m.level,f=m.details,h=this._levels[y];if(!h){var s;this.warn("Invalid level index "+y),(s=m.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(f.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(h.fragmentError===0&&(h.loadError=0,this.retryCount=0),this.playlistLoaded(y,m,h.details)):(l=m.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(f.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(g,m){var l=this.hls.levels[this.currentLevelIndex];if(!l)return;if(l.audioGroupIds){for(var y=-1,f=this.hls.audioTracks[m.id].groupId,h=0;h<l.audioGroupIds.length;h++)if(l.audioGroupIds[h]===f){y=h;break}y!==l.urlId&&(l.urlId=y,this.startLoad())}},u.loadPlaylist=function(g){var m=this.currentLevelIndex,l=this._levels[m];if(this.canLoad&&l&&l.url.length>0){var y=l.urlId,f=l.url[y];if(g)try{f=g.addDirectives(f)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Attempt loading level index "+m+(g?" at sn "+g.msn+" part "+g.part:"")+" with URL-id "+y+" "+f),this.clearTimer(),this.hls.trigger(M.Events.LEVEL_LOADING,{url:f,level:m,id:y,deliveryDirectives:g||null})}},u.removeLevel=function(g,m){var l=function(h,s){return s!==m},y=this._levels.filter(function(f,h){return h!==g?!0:f.url.length>1&&m!==void 0?(f.url=f.url.filter(l),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(l)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(l)),f.urlId=0,!0):!1}).map(function(f,h){var s=f.details;return s!=null&&s.fragments&&s.fragments.forEach(function(a){a.level=h}),f});this._levels=y,this.hls.trigger(M.Events.LEVELS_UPDATED,{levels:y})},L(d,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(g){var m,l=this._levels;if(l.length===0)return;if(this.currentLevelIndex===g&&(m=l[g])!==null&&m!==void 0&&m.details)return;if(g<0||g>=l.length){var y=g<0;if(this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:g,fatal:y,reason:"invalid level idx"}),y)return;g=Math.min(g,l.length-1)}this.clearTimer();var f=this.currentLevelIndex,h=l[f],s=l[g];this.log("switching to level "+g+" from "+f),this.currentLevelIndex=g;var a=b({},s,{level:g,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete a._urlId,this.hls.trigger(M.Events.LEVEL_SWITCHING,a);var v=s.details;if(!v||v.live){var p=this.switchParams(s.uri,h==null?void 0:h.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(g){this.manualLevelIndex=g,this._startLevel===void 0&&(this._startLevel=g),g!==-1&&(this.level=g)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(g){this._firstLevel=g}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var g=this.hls.config.startLevel;return g!==void 0?g:this._firstLevel}else return this._startLevel},set:function(g){this._startLevel=g}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(g){this.level=g,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=g)}}]),d}(R.default)},"./src/controller/level-helper.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"addGroupId",function(){return P}),A.d(G,"assignTrackIdsByGroup",function(){return F}),A.d(G,"updatePTS",function(){return I}),A.d(G,"updateFragPTSDTS",function(){return O}),A.d(G,"mergeDetails",function(){return b}),A.d(G,"mapPartIntersection",function(){return C}),A.d(G,"mapFragmentIntersection",function(){return L}),A.d(G,"adjustSliding",function(){return S}),A.d(G,"addSliding",function(){return w}),A.d(G,"computeReloadInterval",function(){return T}),A.d(G,"getFragmentWithSN",function(){return c}),A.d(G,"getPartWith",function(){return o});var H=A("./src/polyfills/number.ts"),M=A("./src/utils/logger.ts");function P(d,u,x){switch(u){case"audio":d.audioGroupIds||(d.audioGroupIds=[]),d.audioGroupIds.push(x);break;case"text":d.textGroupIds||(d.textGroupIds=[]),d.textGroupIds.push(x);break}}function F(d){var u={};d.forEach(function(x){var g=x.groupId||"";x.id=u[g]=u[g]||0,u[g]++})}function I(d,u,x){var g=d[u],m=d[x];R(g,m)}function R(d,u){var x=u.startPTS;if(Object(H.isFiniteNumber)(x)){var g=0,m;u.sn>d.sn?(g=x-d.start,m=d):(g=d.start-x,m=u),m.duration!==g&&(m.duration=g)}else if(u.sn>d.sn){var l=d.cc===u.cc;l&&d.minEndPTS?u.start=d.start+(d.minEndPTS-d.start):u.start=d.start+d.duration}else u.start=Math.max(d.start-u.duration,0)}function O(d,u,x,g,m,l){var y=g-x;y<=0&&(M.logger.warn("Fragment should have a positive duration",u),g=x+u.duration,l=m+u.duration);var f=x,h=g,s=u.startPTS,a=u.endPTS;if(Object(H.isFiniteNumber)(s)){var v=Math.abs(s-x);Object(H.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(v,u.deltaPTS):u.deltaPTS=v,f=Math.max(x,s),x=Math.min(x,s),m=Math.min(m,u.startDTS),h=Math.min(g,a),g=Math.max(g,a),l=Math.max(l,u.endDTS)}u.duration=g-x;var p=x-u.start;u.appendedPTS=g,u.start=u.startPTS=x,u.maxStartPTS=f,u.startDTS=m,u.endPTS=g,u.minEndPTS=h,u.endDTS=l;var E=u.sn;if(!d||E<d.startSN||E>d.endSN)return 0;var D,N=E-d.startSN,W=d.fragments;for(W[N]=u,D=N;D>0;D--)R(W[D],W[D-1]);for(D=N;D<W.length-1;D++)R(W[D],W[D+1]);return d.fragmentHint&&R(W[W.length-1],d.fragmentHint),d.PTSKnown=d.alignedSliding=!0,p}function b(d,u){for(var x=null,g=d.fragments,m=g.length-1;m>=0;m--){var l=g[m].initSegment;if(l){x=l;break}}d.fragmentHint&&delete d.fragmentHint.endPTS;var y=0,f;if(L(d,u,function(D,N){D.relurl&&(y=D.cc-N.cc),Object(H.isFiniteNumber)(D.startPTS)&&Object(H.isFiniteNumber)(D.endPTS)&&(N.start=N.startPTS=D.startPTS,N.startDTS=D.startDTS,N.appendedPTS=D.appendedPTS,N.maxStartPTS=D.maxStartPTS,N.endPTS=D.endPTS,N.endDTS=D.endDTS,N.minEndPTS=D.minEndPTS,N.duration=D.endPTS-D.startPTS,N.duration&&(f=N),u.PTSKnown=u.alignedSliding=!0),N.elementaryStreams=D.elementaryStreams,N.loader=D.loader,N.stats=D.stats,N.urlId=D.urlId,D.initSegment&&(N.initSegment=D.initSegment,x=D.initSegment)}),x){var h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;h.forEach(function(D){var N;(!D.initSegment||D.initSegment.relurl===((N=x)===null||N===void 0?void 0:N.relurl))&&(D.initSegment=x)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(D){return!D}),u.deltaUpdateFailed)){M.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=u.skippedSegments;s--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(y){M.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=y}u.skippedSegments&&(u.startCC=u.fragments[0].cc),C(d.partList,u.partList,function(D,N){N.elementaryStreams=D.elementaryStreams,N.stats=D.stats}),f?O(u,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):S(d,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=d.driftStartTime,u.driftStart=d.driftStart;var p=u.advancedDateTime;if(u.advanced&&p){var E=u.edge;u.driftStart||(u.driftStartTime=p,u.driftStart=E),u.driftEndTime=p,u.driftEnd=E}else u.driftEndTime=d.driftEndTime,u.driftEnd=d.driftEnd,u.advancedDateTime=d.advancedDateTime}function C(d,u,x){if(d&&u)for(var g=0,m=0,l=d.length;m<=l;m++){var y=d[m],f=u[m+g];y&&f&&y.index===f.index&&y.fragment.sn===f.fragment.sn?x(y,f):g--}}function L(d,u,x){for(var g=u.skippedSegments,m=Math.max(d.startSN,u.startSN)-u.startSN,l=(d.fragmentHint?1:0)+(g?u.endSN:Math.min(d.endSN,u.endSN))-u.startSN,y=u.startSN-d.startSN,f=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,h=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,s=m;s<=l;s++){var a=h[y+s],v=f[s];g&&!v&&s<g&&(v=u.fragments[s]=a),a&&v&&x(a,v)}}function S(d,u){var x=u.startSN+u.skippedSegments-d.startSN,g=d.fragments;if(x<0||x>=g.length)return;w(u,g[x].start)}function w(d,u){if(u){for(var x=d.fragments,g=d.skippedSegments;g<x.length;g++)x[g].start+=u;d.fragmentHint&&(d.fragmentHint.start+=u)}}function T(d,u){var x=1e3*d.levelTargetDuration,g=x/2,m=d.age,l=m>0&&m<x*3,y=u.loading.end-u.loading.start,f,h=d.availabilityDelay;if(d.updated===!1)if(l){var s=333*d.misses;f=Math.max(Math.min(g,y*2),s),d.availabilityDelay=(d.availabilityDelay||0)+f}else f=g;else l?(h=Math.min(h||x/2,m),d.availabilityDelay=h,f=h+x-m):f=x-y;return Math.round(f)}function c(d,u,x){if(!d||!d.details)return null;var g=d.details,m=g.fragments[u-g.startSN];return m||(m=g.fragmentHint,m&&m.sn===u?m:u<g.startSN&&x&&x.sn===u?x:null)}function o(d,u,x){if(!d||!d.details)return null;var g=d.details.partList;if(g)for(var m=g.length;m--;){var l=g[m];if(l.index===x&&l.fragment.sn===u)return l}return null}},"./src/controller/stream-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return g});var H=A("./src/polyfills/number.ts"),M=A("./src/controller/base-stream-controller.ts"),P=A("./src/is-supported.ts"),F=A("./src/events.ts"),I=A("./src/utils/buffer-helper.ts"),R=A("./src/controller/fragment-tracker.ts"),O=A("./src/types/loader.ts"),b=A("./src/loader/fragment.ts"),C=A("./src/demux/transmuxer-interface.ts"),L=A("./src/types/transmuxer.ts"),S=A("./src/controller/gap-controller.ts"),w=A("./src/errors.ts"),T=A("./src/utils/logger.ts");function c(m,l){for(var y=0;y<l.length;y++){var f=l[y];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(m,f.key,f)}}function o(m,l,y){return l&&c(m.prototype,l),y&&c(m,y),m}function d(m,l){m.prototype=Object.create(l.prototype),m.prototype.constructor=m,u(m,l)}function u(m,l){return u=Object.setPrototypeOf||function(f,h){return f.__proto__=h,f},u(m,l)}var x=100,g=function(m){d(l,m);function l(f,h){var s;return s=m.call(this,f,h,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.stalled=!1,s.couldBacktrack=!1,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var y=l.prototype;return y._registerListeners=function(){var h=this.hls;h.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.on(F.Events.ERROR,this.onError,this),h.on(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(F.Events.BUFFER_CREATED,this.onBufferCreated,this),h.on(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.on(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y._unregisterListeners=function(){var h=this.hls;h.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.off(F.Events.ERROR,this.onError,this),h.off(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(F.Events.BUFFER_CREATED,this.onBufferCreated,this),h.off(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.off(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(h){if(this.levels){var s=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(x),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var v=a.startLevel;v===-1&&(a.config.testBandwidth?(v=0,this.bitrateTest=!0):v=a.nextAutoLevel),this.level=a.nextLoadLevel=v,this.loadedmetadata=!1}s>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),h=s),this.state=M.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=M.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_LEVEL:{var h,s=this.levels,a=this.level,v=s==null||((h=s[a])===null||h===void 0)?void 0:h.details;if(v&&(!v.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(v))break;this.state=M.State.IDLE;break}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var p,E=self.performance.now(),D=this.retryDate;(!D||E>=D||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=M.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var h,s,a=this.hls,v=this.levelLastLoaded,p=this.levels,E=this.media,D=a.config,N=a.nextLoadLevel;if(v===null||!E&&(this.startFragRequested||!D.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[N])return;var W=p[N];this.level=a.nextLoadLevel=N;var z=W.details;if(!z||this.state===M.State.WAITING_LEVEL||z.live&&this.levelLastLoaded!==N){this.state=M.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:E,O.PlaylistLevelType.MAIN);if(B===null)return;var U=B.len,X=this.getMaxBufferLength(W.maxBitrate);if(U>=X)return;if(this._streamEnded(B,z)){var ne={};this.altAudio&&(ne.type="video"),this.hls.trigger(F.Events.BUFFER_EOS,ne),this.state=M.State.ENDED;return}var le=B.end,de=this.getNextFragment(le,z);if(this.couldBacktrack&&!this.fragPrevious&&de&&de.sn!=="initSegment"){var we=de.sn-z.startSN;we>1&&(de=z.fragments[we-1],this.fragmentTracker.removeFragment(de))}if(de&&this.fragmentTracker.getState(de)===R.FragmentState.OK&&this.nextLoadPosition>le){var ge=this.audioOnly&&!this.altAudio?b.ElementaryStreamTypes.AUDIO:b.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(E,ge,O.PlaylistLevelType.MAIN),de=this.getNextFragment(this.nextLoadPosition,z)}if(!de)return;de.initSegment&&!de.initSegment.data&&!this.bitrateTest&&(de=de.initSegment),((h=de.decryptdata)===null||h===void 0?void 0:h.keyFormat)==="identity"&&!((s=de.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(de,z):this.loadFragment(de,z,le)},y.loadFragment=function(h,s,a){var v,p=this.fragmentTracker.getState(h);if(this.fragCurrent=h,p===R.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(h);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else p=R.FragmentState.NOT_LOADED}p===R.FragmentState.NOT_LOADED||p===R.FragmentState.PARTIAL?h.sn==="initSegment"?this._loadInitSegment(h):this.bitrateTest?(h.bitrateTest=!0,this.log("Fragment "+h.sn+" of level "+h.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(h)):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,h,s,a)):p===R.FragmentState.APPENDING?this.reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h):((v=this.media)===null||v===void 0?void 0:v.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},y.getAppendedFrag=function(h){var s=this.fragmentTracker.getAppendedFrag(h,O.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},y.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,O.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var h=this.levels,s=this.media;if(s!=null&&s.readyState){var a,v=this.getAppendedFrag(s.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!s.paused&&h){var p=this.hls.nextLoadLevel,E=h[p],D=this.fragLastKbps;D&&this.fragCurrent?a=this.fragCurrent.duration*E.maxBitrate/(1e3*D)+1:a=0}else a=0;var N=this.getBufferedFrag(s.currentTime+a);if(N){var W=this.followingBufferedFrag(N);if(W){this.abortCurrentFrag();var z=W.maxStartPTS?W.maxStartPTS:W.start,B=W.duration,U=Math.max(N.end,z+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(U,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var h=this.fragCurrent;this.fragCurrent=null,h!=null&&h.loader&&h.loader.abort(),this.state===M.State.KEY_LOADING&&(this.state=M.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(h,s){m.prototype.flushMainBuffer.call(this,h,s,this.altAudio?"video":null)},y.onMediaAttached=function(h,s){m.prototype.onMediaAttached.call(this,h,s);var a=s.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new S.default(this.config,a,this.fragmentTracker,this.hls)},y.onMediaDetaching=function(){var h=this.media;h&&(h.removeEventListener("playing",this.onvplaying),h.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),m.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var h=this.media,s=h?h.currentTime:null;Object(H.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},y.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(F.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},y.onManifestParsed=function(h,s){var a=!1,v=!1,p;s.levels.forEach(function(E){p=E.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},y.onLevelLoading=function(h,s){var a=this.levels;if(!a||this.state!==M.State.IDLE)return;var v=a[s.level];(!v.details||v.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(v.details))&&(this.state=M.State.WAITING_LEVEL)},y.onLevelLoaded=function(h,s){var a,v=this.levels,p=s.level,E=s.details,D=E.totalduration;if(!v){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+E.startSN+","+E.endSN+"], cc ["+E.startCC+", "+E.endCC+"] duration:"+D);var N=this.fragCurrent;N&&(this.state===M.State.FRAG_LOADING||this.state===M.State.FRAG_LOADING_WAITING_RETRY)&&(N.level!==s.level&&N.loader&&(this.state=M.State.IDLE,N.loader.abort()));var W=v[p],z=0;if(E.live||(a=W.details)!==null&&a!==void 0&&a.live){if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed)return;z=this.alignPlaylists(E,W.details)}if(W.details=E,this.levelLastLoaded=p,this.hls.trigger(F.Events.LEVEL_UPDATED,{details:E,level:p}),this.state===M.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(E))return;this.state=M.State.IDLE}this.startFragRequested?E.live&&this.synchronizeToLiveEdge(E):this.setStartPosition(E,z),this.tick()},y._handleFragmentLoadProgress=function(h){var s,a=h.frag,v=h.part,p=h.payload,E=this.levels;if(!E){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var D=E[a.level],N=D.details;if(!N){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var W=D.videoCodec,z=N.PTSKnown||!N.live,B=(s=a.initSegment)===null||s===void 0?void 0:s.data,U=this._getAudioCodec(D),X=this.transmuxer=this.transmuxer||new C.default(this.hls,O.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),ne=v?v.index:-1,le=ne!==-1,de=new L.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,ne,le),we=this.initPTS[a.cc];X.push(p,B,U,W,a,v,N.totalduration,z,de,we)},y.onAudioTrackSwitching=function(h,s){var a=this.altAudio,v=!!s.url,p=s.id;if(!v){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var E=this.fragCurrent;E!=null&&E.loader&&(this.log("Switching to main audio track, cancel main fragment load"),E.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var D=this.hls;a&&D.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),D.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:p})}},y.onAudioTrackSwitched=function(h,s){var a=s.id,v=!!this.hls.audioTracks[a].url;if(v){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=v,this.tick()},y.onBufferCreated=function(h,s){var a=s.tracks,v,p,E=!1;for(var D in a){var N=a[D];if(N.id==="main"){if(p=D,v=N,D==="video"){var W=a[D];W&&(this.videoBuffer=W.buffer)}}else E=!0}E&&v?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(h,s){var a=s.frag,v=s.part;if(a&&a.type!==O.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(v?" p: "+v.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===M.State.PARSED&&(this.state=M.State.IDLE);return}var p=v?v.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,v)},y.onError=function(h,s){switch(s.details){case w.ErrorDetails.FRAG_LOAD_ERROR:case w.ErrorDetails.FRAG_LOAD_TIMEOUT:case w.ErrorDetails.KEY_LOAD_ERROR:case w.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(O.PlaylistLevelType.MAIN,s);break;case w.ErrorDetails.LEVEL_LOAD_ERROR:case w.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==M.State.ERROR&&(s.fatal?(this.warn(""+s.details),this.state=M.State.ERROR):!s.levelRetry&&this.state===M.State.WAITING_LEVEL&&(this.state=M.State.IDLE));break;case w.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var a=!0,v=this.getFwdBufferInfo(this.media,O.PlaylistLevelType.MAIN);v&&v.len>.5&&(a=!this.reduceMaxBufferLength(v.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var h=this.media,s=this.gapController;if(!h||!s||!h.readyState)return;var a=I.BufferHelper.getBuffered(h);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=M.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(h,s){var a=s.type;if(a!==b.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===b.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,O.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(h,s){this.levels=s.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var h=this.media,s=h.currentTime,a=this.startPosition;if(a>=0&&s<a){if(h.seeking){T.logger.log("could not seek to "+a+", already seeking at "+s);return}var v=I.BufferHelper.getBuffered(h),p=v.length?v.start(0):0,E=p-a;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(T.logger.log("adjusting start position by "+E+" to match buffer start"),a+=E,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+s),h.currentTime=a}},y._getAudioCodec=function(h){var s=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&s&&(this.log("Swapping audio codec"),s.indexOf("mp4a.40.5")!==-1?s="mp4a.40.2":s="mp4a.40.5"),s},y._loadBitrateTestFrag=function(h){var s=this;this._doFragLoad(h).then(function(a){var v=s.hls;if(!a||v.nextLoadLevel||s.fragContextChanged(h))return;s.fragLoadError=0,s.state=M.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var p=h.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),v.trigger(F.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(h){var s,a="main",v=this.hls,p=h.remuxResult,E=h.chunkMeta,D=this.getCurrentContext(E);if(!D){this.warn("The loading context changed while buffering fragment "+E.sn+" of level "+E.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(E.level);return}var N=D.frag,W=D.part,z=D.level,B=p.video,U=p.text,X=p.id3,ne=p.initSegment,le=this.altAudio?void 0:p.audio;if(this.fragContextChanged(N))return;if(this.state=M.State.PARSING,ne){ne.tracks&&(this._bufferInitSegment(z,ne.tracks,N,E),v.trigger(F.Events.FRAG_PARSING_INIT_SEGMENT,{frag:N,id:a,tracks:ne.tracks}));var de=ne.initPTS,we=ne.timescale;Object(H.isFiniteNumber)(de)&&(this.initPTS[N.cc]=de,v.trigger(F.Events.INIT_PTS_FOUND,{frag:N,id:a,initPTS:de,timescale:we}))}if(B&&p.independent!==!1){if(z.details){var ge=B.startPTS,ve=B.endPTS,he=B.startDTS,fe=B.endDTS;if(W)W.elementaryStreams[B.type]={startPTS:ge,endPTS:ve,startDTS:he,endDTS:fe};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var oe=this.getLoadPosition()+this.config.maxBufferHole;if(oe<ge){this.backtrack(N);return}N.setElementaryStreamInfo(B.type,N.start,ve,N.start,fe,!0)}N.setElementaryStreamInfo(B.type,ge,ve,he,fe),this.bufferFragmentData(B,N,W,E)}}else if(p.independent===!1){this.backtrack(N);return}if(le){var Z=le.startPTS,Ee=le.endPTS,Be=le.startDTS,Ne=le.endDTS;W&&(W.elementaryStreams[b.ElementaryStreamTypes.AUDIO]={startPTS:Z,endPTS:Ee,startDTS:Be,endDTS:Ne}),N.setElementaryStreamInfo(b.ElementaryStreamTypes.AUDIO,Z,Ee,Be,Ne),this.bufferFragmentData(le,N,W,E)}if(X!=null&&(s=X.samples)!==null&&s!==void 0&&s.length){var He={frag:N,id:a,samples:X.samples};v.trigger(F.Events.FRAG_PARSING_METADATA,He)}if(U){var ze={frag:N,id:a,samples:U.samples};v.trigger(F.Events.FRAG_PARSING_USERDATA,ze)}},y._bufferInitSegment=function(h,s,a,v){var p=this;if(this.state!==M.State.PARSING)return;this.audioOnly=!!s.audio&&!s.video,this.altAudio&&!this.audioOnly&&delete s.audio;var E=s.audio,D=s.video,N=s.audiovideo;if(E){var W=h.audioCodec,z=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(W&&(W.indexOf("mp4a.40.5")!==-1?W="mp4a.40.2":W="mp4a.40.5"),E.metadata.channelCount!==1&&z.indexOf("firefox")===-1&&(W="mp4a.40.5")),z.indexOf("android")!==-1&&E.container!=="audio/mpeg"&&(W="mp4a.40.2",this.log("Android: force audio codec to "+W)),h.audioCodec&&h.audioCodec!==W&&this.log('Swapping manifest audio codec "'+h.audioCodec+'" for "'+W+'"'),E.levelCodec=W,E.id="main",this.log("Init audio buffer, container:"+E.container+", codecs[selected/level/parsed]=["+(W||"")+"/"+(h.audioCodec||"")+"/"+E.codec+"]")}D&&(D.levelCodec=h.videoCodec,D.id="main",this.log("Init video buffer, container:"+D.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+D.codec+"]")),N&&this.log("Init audiovideo buffer, container:"+N.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+N.codec+"]"),this.hls.trigger(F.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(B){var U=s[B],X=U.initSegment;X!=null&&X.byteLength&&p.hls.trigger(F.Events.BUFFER_APPENDING,{type:B,data:X,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},y.backtrack=function(h){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(h);var s=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,s?this.resetFragmentLoading(h):this.state=M.State.BACKTRACKING},y.checkFragmentChanged=function(){var h=this.media,s=null;if(h&&h.readyState>1&&h.seeking===!1){var a=h.currentTime;if(I.BufferHelper.isBuffered(h,a)?s=this.getAppendedFrag(a):I.BufferHelper.isBuffered(h,a+.1)&&(s=this.getAppendedFrag(a+.1)),s){var v=this.fragPlaying,p=s.level;(!v||s.sn!==v.sn||v.level!==p||s.urlId!==v.urlId)&&(this.hls.trigger(F.Events.FRAG_CHANGED,{frag:s}),(!v||v.level!==p)&&this.hls.trigger(F.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=s)}}},o(l,[{key:"nextLevel",get:function(){var h=this.nextBufferedFrag;return h?h.level:-1}},{key:"currentLevel",get:function(){var h=this.media;if(h){var s=this.getAppendedFrag(h.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var s=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),l}(M.default)},"./src/controller/subtitle-stream-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"SubtitleStreamController",function(){return d});var H=A("./src/events.ts"),M=A("./src/utils/logger.ts"),P=A("./src/utils/buffer-helper.ts"),F=A("./src/controller/fragment-finders.ts"),I=A("./src/utils/discontinuities.ts"),R=A("./src/controller/level-helper.ts"),O=A("./src/controller/fragment-tracker.ts"),b=A("./src/controller/base-stream-controller.ts"),C=A("./src/types/loader.ts"),L=A("./src/types/level.ts");function S(u,x){for(var g=0;g<x.length;g++){var m=x[g];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(u,m.key,m)}}function w(u,x,g){return x&&S(u.prototype,x),g&&S(u,g),u}function T(u,x){u.prototype=Object.create(x.prototype),u.prototype.constructor=u,c(u,x)}function c(u,x){return c=Object.setPrototypeOf||function(m,l){return m.__proto__=l,m},c(u,x)}var o=500,d=function(u){T(x,u);function x(m,l){var y;return y=u.call(this,m,l,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var g=x.prototype;return g.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},g._registerListeners=function(){var l=this.hls;l.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(H.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(H.Events.ERROR,this.onError,this),l.on(H.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(H.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),l.on(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),l.on(H.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),l.on(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g._unregisterListeners=function(){var l=this.hls;l.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(H.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(H.Events.ERROR,this.onError,this),l.off(H.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(H.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),l.off(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),l.off(H.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),l.off(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g.startLoad=function(){this.stopLoad(),this.state=b.State.IDLE,this.setInterval(o),this.tick()},g.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},g.onLevelLoaded=function(l,y){this.mainDetails=y.details},g.onSubtitleFragProcessed=function(l,y){var f=y.frag,h=y.success;if(this.fragPrevious=f,this.state=b.State.IDLE,!h)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var a,v=f.start,p=0;p<s.length;p++)if(v>=s[p].start&&v<=s[p].end){a=s[p];break}var E=f.start+f.duration;a?a.end=E:(a={start:v,end:E},s.push(a)),this.fragmentTracker.fragBuffered(f)},g.onBufferFlushing=function(l,y){var f=y.startOffset,h=y.endOffset;if(f===0&&h!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,a=this.levels;if(!a.length||!a[s]||!a[s].details)return;var v=a[s].details,p=v.targetduration,E=h-p;if(E<=0)return;y.endOffsetSubtitles=Math.max(0,E),this.tracksBuffered.forEach(function(D){for(var N=0;N<D.length;){if(D[N].end<=E){D.shift();continue}else if(D[N].start<E)D[N].start=E;else break;N++}}),this.fragmentTracker.removeFragmentsInRange(f,E,C.PlaylistLevelType.SUBTITLE)}},g.onError=function(l,y){var f,h=y.frag;if(!h||h.type!==C.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=b.State.IDLE},g.onSubtitleTracksUpdated=function(l,y){var f=this,h=y.subtitleTracks;this.tracksBuffered=[],this.levels=h.map(function(s){return new L.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){f.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},g.onSubtitleTrackSwitch=function(l,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var f=this.levels[this.currentTrackId];f!=null&&f.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,f&&this.setInterval(o)},g.onSubtitleTrackLoaded=function(l,y){var f,h=y.details,s=y.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var p=v[a];if(s>=v.length||s!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,h.live||(f=p.details)!==null&&f!==void 0&&f.live){var E=this.mainDetails;if(h.deltaUpdateFailed||!E)return;var D=E.fragments[0];if(!p.details)h.hasProgramDateTime&&E.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(h,E):D&&Object(R.addSliding)(h,D.start);else{var N=this.alignPlaylists(h,p.details);N===0&&D&&Object(R.addSliding)(h,D.start)}}if(p.details=h,this.levelLastLoaded=s,this.tick(),h.live&&!this.fragCurrent&&this.media&&this.state===b.State.IDLE){var W=Object(F.findFragmentByPTS)(null,h.fragments,this.media.currentTime,0);W||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},g._handleFragmentLoadComplete=function(l){var y=l.frag,f=l.payload,h=y.decryptdata,s=this.hls;if(this.fragContextChanged(y))return;if(f&&f.byteLength>0&&h&&h.key&&h.iv&&h.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(f),h.key.buffer,h.iv.buffer).then(function(v){var p=performance.now();s.trigger(H.Events.FRAG_DECRYPTED,{frag:y,payload:v,stats:{tstart:a,tdecrypt:p}})})}},g.doTick=function(){if(!this.media){this.state=b.State.IDLE;return}if(this.state===b.State.IDLE){var l,y=this.currentTrackId,f=this.levels;if(!f.length||!f[y]||!f[y].details)return;var h=f[y].details,s=h.targetduration,a=this.config,v=this.media,p=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-s,a.maxBufferHole),E=p.end,D=p.len,N=this.getMaxBufferLength()+s;if(D>N)return;console.assert(h,"Subtitle track details are defined on idle subtitle stream controller tick");var W=h.fragments,z=W.length,B=h.edge,U,X=this.fragPrevious;if(E<B){var ne=a.maxFragLookUpTolerance;X&&h.hasProgramDateTime&&(U=Object(F.findFragmentByPDT)(W,X.endProgramDateTime,ne)),U||(U=Object(F.findFragmentByPTS)(X,W,E,ne),!U&&X&&X.start<W[0].start&&(U=W[0]))}else U=W[z-1];(l=U)!==null&&l!==void 0&&l.encrypted?(M.logger.log("Loading key for "+U.sn),this.state=b.State.KEY_LOADING,this.hls.trigger(H.Events.KEY_LOADING,{frag:U})):U&&this.fragmentTracker.getState(U)===O.FragmentState.NOT_LOADED&&this.loadFragment(U,h,E)}},g.loadFragment=function(l,y,f){this.fragCurrent=l,u.prototype.loadFragment.call(this,l,y,f)},w(x,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),x}(b.default)},"./src/controller/subtitle-track-controller.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/events.ts"),M=A("./src/utils/texttrack-utils.ts"),P=A("./src/controller/base-playlist-controller.ts"),F=A("./src/types/loader.ts");function I(S,w){for(var T=0;T<w.length;T++){var c=w[T];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(S,c.key,c)}}function R(S,w,T){return w&&I(S.prototype,w),T&&I(S,T),S}function O(S,w){S.prototype=Object.create(w.prototype),S.prototype.constructor=S,b(S,w)}function b(S,w){return b=Object.setPrototypeOf||function(c,o){return c.__proto__=o,c},b(S,w)}var C=function(S){O(w,S);function w(c){var o;return o=S.call(this,c,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var T=w.prototype;return T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,S.prototype.destroy.call(this)},T.registerListeners=function(){var o=this.hls;o.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(H.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(H.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var o=this.hls;o.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(H.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(H.Events.ERROR,this.onError,this)},T.onMediaAttached=function(o,d){if(this.media=d.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},T.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},T.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=L(this.media.textTracks);o.forEach(function(d){Object(M.clearCurrentCues)(d)}),this.subtitleTrack=-1,this.media=null},T.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},T.onManifestParsed=function(o,d){this.tracks=d.subtitleTracks},T.onSubtitleTrackLoaded=function(o,d){var u=d.id,x=d.details,g=this.trackId,m=this.tracksInGroup[g];if(!m){this.warn("Invalid subtitle track id "+u);return}var l=m.details;m.details=d.details,this.log("subtitle track "+u+" loaded ["+x.startSN+"-"+x.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,d,l))},T.onLevelLoading=function(o,d){this.switchLevel(d.level)},T.onLevelSwitching=function(o,d){this.switchLevel(d.level)},T.switchLevel=function(o){var d=this.hls.levels[o];if(!(d!=null&&d.textGroupIds))return;var u=d.textGroupIds[d.urlId];if(this.groupId!==u){var x=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,g=this.tracks.filter(function(y){return!u||y.groupId===u});this.tracksInGroup=g;var m=this.findTrackId(x==null?void 0:x.name)||this.findTrackId();this.groupId=u;var l={subtitleTracks:g};this.log("Updating subtitle tracks, "+g.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(H.Events.SUBTITLE_TRACKS_UPDATED,l),m!==-1&&this.setSubtitleTrack(m,x)}},T.findTrackId=function(o){for(var d=this.tracksInGroup,u=0;u<d.length;u++){var x=d[u];if((!this.selectDefaultTrack||x.default)&&(!o||o===x.name))return x.id}return-1},T.onError=function(o,d){if(S.prototype.onError.call(this,o,d),d.fatal||!d.context)return;d.context.type===F.PlaylistContextType.SUBTITLE_TRACK&&d.context.id===this.trackId&&d.context.groupId===this.groupId&&this.retryLoadingOrFail(d)},T.loadPlaylist=function(o){var d=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(d)){var u=d.id,x=d.groupId,g=d.url;if(o)try{g=o.addDirectives(g)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(H.Events.SUBTITLE_TRACK_LOADING,{url:g,id:u,groupId:x,deliveryDirectives:o||null})}},T.toggleTrackModes=function(o){var d=this,u=this.media,x=this.subtitleDisplay,g=this.trackId;if(!u)return;var m=L(u.textTracks),l=m.filter(function(h){return h.groupId===d.groupId});if(o===-1)[].slice.call(m).forEach(function(h){h.mode="disabled"});else{var y=l[g];y&&(y.mode="disabled")}var f=l[o];f&&(f.mode=x?"showing":"hidden")},T.setSubtitleTrack=function(o,d){var u,x=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=x[o])!==null&&u!==void 0&&u.details)||o<-1||o>=x.length)return;this.clearTimer();var g=x[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,g){var m=g.id,l=g.groupId,y=l===void 0?"":l,f=g.name,h=g.type,s=g.url;this.hls.trigger(H.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:y,name:f,type:h,url:s});var a=this.switchParams(g.url,d==null?void 0:d.details);this.loadPlaylist(a)}else this.hls.trigger(H.Events.SUBTITLE_TRACK_SWITCH,{id:o})},T.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,d=L(this.media.textTracks),u=0;u<d.length;u++)if(d[u].mode==="hidden")o=u;else if(d[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},R(w,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var d=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,d)}}]),w}(P.default);function L(S){for(var w=[],T=0;T<S.length;T++){var c=S[T];c.kind==="subtitles"&&c.label&&w.push(S[T])}return w}G.default=C},"./src/controller/timeline-controller.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"TimelineController",function(){return L});var H=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),P=A("./src/utils/cea-608-parser.ts"),F=A("./src/utils/output-filter.ts"),I=A("./src/utils/webvtt-parser.ts"),R=A("./src/utils/texttrack-utils.ts"),O=A("./src/utils/imsc1-ttml-parser.ts"),b=A("./src/types/loader.ts"),C=A("./src/utils/logger.ts"),L=function(){function c(d){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=T(),this.captionsProperties=void 0,this.hls=d,this.config=d.config,this.Cues=d.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new F.default(this,"textTrack1"),x=new F.default(this,"textTrack2"),g=new F.default(this,"textTrack3"),m=new F.default(this,"textTrack4");this.cea608Parser1=new P.default(1,u,x),this.cea608Parser2=new P.default(3,g,m)}d.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.on(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.on(M.Events.FRAG_LOADING,this.onFragLoading,this),d.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.on(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.on(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=c.prototype;return o.destroy=function(){var u=this.hls;u.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(M.Events.FRAG_LOADING,this.onFragLoading,this),u.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,x,g,m,l){for(var y=!1,f=l.length;f--;){var h=l[f],s=w(h[0],h[1],x,g);if(s>=0&&(h[0]=Math.min(h[0],x),h[1]=Math.max(h[1],g),y=!0,s/(g-x)>.5))return}if(y||l.push([x,g]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,x,g,m)}else{var v=this.Cues.newCue(null,x,g,m);this.hls.trigger(M.Events.CUES_PARSED,{type:"captions",cues:v,track:u})}},o.onInitPtsFound=function(u,x){var g=this,m=x.frag,l=x.id,y=x.initPTS,f=x.timescale,h=this.unparsedVttFrags;l==="main"&&(this.initPTS[m.cc]=y,this.timescale[m.cc]=f),h.length&&(this.unparsedVttFrags=[],h.forEach(function(s){g.onFragLoaded(M.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(u){var x=this.media;if(x)for(var g=0;g<x.textTracks.length;g++){var m=x.textTracks[g];if(m[u])return m}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var x=this.captionsProperties,g=this.captionsTracks,m=this.media,l=x[u],y=l.label,f=l.languageCode,h=this.getExistingTrack(u);if(h)g[u]=h,Object(R.clearCurrentCues)(g[u]),Object(R.sendAddTrackEvent)(g[u],m);else{var s=this.createTextTrack("captions",y,f);s&&(s[u]=!0,g[u]=s)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var x=this.captionsProperties[u];if(!x)return;var g=x.label,m={_id:u,label:g,kind:"captions",default:x.media?!!x.media.default:!1,closedCaptions:x.media};this.nonNativeCaptionsTracks[u]=m,this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(u,x,g){var m=this.media;return m?m.addTextTrack(u,x,g):void 0},o.onMediaAttaching=function(u,x){this.media=x.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(x){Object(R.clearCurrentCues)(u[x]),delete u[x]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=T(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var u=this.media;if(!u)return;var x=u.textTracks;if(x)for(var g=0;g<x.length;g++)Object(R.clearCurrentCues)(x[g])},o.onSubtitleTracksUpdated=function(u,x){var g=this;this.textTracks=[];var m=x.subtitleTracks||[],l=m.some(function(s){return s.textCodec===O.IMSC1_CODEC});if(this.config.enableWebVTT||l&&this.config.enableIMSC1){var y=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,a){var v;if(a<f.length){for(var p=null,E=0;E<f.length;E++)if(S(f[E],s)){p=f[E];break}p&&(v=p)}v?Object(R.clearCurrentCues)(v):(v=g.createTextTrack("subtitles",s.name,s.lang),v&&(v.mode="disabled")),v&&(v.groupId=s.groupId,g.textTracks.push(v))})}else if(!y&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(s){return{label:s.name,kind:s.type.toLowerCase(),default:s.default,subtitleTrack:s}});this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},o.onManifestLoaded=function(u,x){var g=this;this.config.enableCEA708Captions&&x.captions&&x.captions.forEach(function(m){var l=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!l)return;var y="textTrack"+l[1],f=g.captionsProperties[y];if(!f)return;f.label=m.name,m.lang&&(f.languageCode=m.lang),f.media=m})},o.onFragLoading=function(u,x){var g=this.cea608Parser1,m=this.cea608Parser2,l=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(g&&m))return;if(x.frag.type===b.PlaylistLevelType.MAIN){var f,h,s=x.frag.sn,a=(f=x==null||((h=x.part)===null||h===void 0)?void 0:h.index)!=null?f:-1;s===l+1||s===l&&a===y+1||(g.reset(),m.reset()),this.lastSn=s,this.lastPartIndex=a}},o.onFragLoaded=function(u,x){var g=x.frag,m=x.payload,l=this.initPTS,y=this.unparsedVttFrags;if(g.type===b.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(H.isFiniteNumber)(l[g.cc])){y.push(x),l.length&&this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Missing initial subtitle PTS")});return}var f=g.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var h=this.tracks[g.level],s=this.vttCCs;s[g.cc]||(s[g.cc]={start:g.start,prevCC:this.prevCC,new:!0},this.prevCC=g.cc),h&&h.textCodec===O.IMSC1_CODEC?this._parseIMSC1(g,m):this._parseVTTs(g,m,s)}}else this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,x){var g=this,m=this.hls;Object(O.parseIMSC1)(x,this.initPTS[u.cc],this.timescale[u.cc],function(l){g._appendCues(l,u.level),m.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(l){C.logger.log("Failed to parse IMSC1: "+l),m.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:l})})},o._parseVTTs=function(u,x,g){var m=this,l=this.hls;Object(I.parseWebVTT)(x,this.initPTS[u.cc],this.timescale[u.cc],g,u.cc,u.start,function(y){m._appendCues(y,u.level),l.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(y){m._fallbackToIMSC1(u,x),C.logger.log("Failed to parse VTT cue: "+y),l.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:y})})},o._fallbackToIMSC1=function(u,x){var g=this,m=this.tracks[u.level];m.textCodec||Object(O.parseIMSC1)(x,this.initPTS[u.cc],this.timescale[u.cc],function(){m.textCodec=O.IMSC1_CODEC,g._parseIMSC1(u,x)},function(){m.textCodec="wvtt"})},o._appendCues=function(u,x){var g=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[x];if(m.mode==="disabled")return;u.forEach(function(f){return Object(R.addCueToTrack)(m,f)})}else{var l=this.tracks[x],y=l.default?"default":"subtitles"+x;g.trigger(M.Events.CUES_PARSED,{type:"subtitles",cues:u,track:y})}},o.onFragDecrypted=function(u,x){var g=x.frag;if(g.type===b.PlaylistLevelType.SUBTITLE){if(!Object(H.isFiniteNumber)(this.initPTS[g.cc])){this.unparsedVttFrags.push(x);return}this.onFragLoaded(M.Events.FRAG_LOADED,x)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,x){var g=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(g&&m))return;for(var l=0;l<x.samples.length;l++){var y=x.samples[l].bytes;if(y){var f=this.extractCea608Data(y);g.addData(x.samples[l].pts,f[0]),m.addData(x.samples[l].pts,f[1])}}},o.onBufferFlushing=function(u,x){var g=x.startOffset,m=x.endOffset,l=x.endOffsetSubtitles,y=x.type,f=this.media;if(!f||f.currentTime<m)return;if(!y||y==="video"){var h=this.captionsTracks;Object.keys(h).forEach(function(a){return Object(R.removeCuesInRange)(h[a],g,m)})}if(this.config.renderTextTracksNatively&&(g===0&&l!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(a){return Object(R.removeCuesInRange)(s[a],g,l)})}},o.extractCea608Data=function(u){for(var x=u[0]&31,g=2,m=[[],[]],l=0;l<x;l++){var y=u[g++],f=127&u[g++],h=127&u[g++],s=(4&y)!==0,a=3&y;if(f===0&&h===0)continue;s&&((a===0||a===1)&&(m[a].push(f),m[a].push(h)))}return m},c}();function S(c,o){return c&&c.label===o.name&&!(c.textTrack1||c.textTrack2)}function w(c,o,d,u){return Math.min(o,u)-Math.max(c,d)}function T(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return H});var H=function(){function M(F,I){this.subtle=void 0,this.aesIV=void 0,this.subtle=F,this.aesIV=I}var P=M.prototype;return P.decrypt=function(I,R){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},R,I)},M}()},"./src/crypt/aes-decryptor.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"removePadding",function(){return M}),A.d(G,"default",function(){return P});var H=A("./src/utils/typed-array.ts");function M(F){var I=F.byteLength,R=I&&new DataView(F.buffer).getUint8(I-1);return R?Object(H.sliceUint8)(F,0,I-R):F}var P=function(){function F(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var I=F.prototype;return I.uint8ArrayToUint32Array_=function(O){for(var b=new DataView(O),C=new Uint32Array(4),L=0;L<4;L++)C[L]=b.getUint32(L*4);return C},I.initTable=function(){var O=this.sBox,b=this.invSBox,C=this.subMix,L=C[0],S=C[1],w=C[2],T=C[3],c=this.invSubMix,o=c[0],d=c[1],u=c[2],x=c[3],g=new Uint32Array(256),m=0,l=0,y=0;for(y=0;y<256;y++)y<128?g[y]=y<<1:g[y]=y<<1^283;for(y=0;y<256;y++){var f=l^l<<1^l<<2^l<<3^l<<4;f=f>>>8^f&255^99,O[m]=f,b[f]=m;var h=g[m],s=g[h],a=g[s],v=g[f]*257^f*16843008;L[m]=v<<24|v>>>8,S[m]=v<<16|v>>>16,w[m]=v<<8|v>>>24,T[m]=v,v=a*16843009^s*65537^h*257^m*16843008,o[f]=v<<24|v>>>8,d[f]=v<<16|v>>>16,u[f]=v<<8|v>>>24,x[f]=v,m?(m=h^g[g[g[a^h]]],l^=g[g[l]]):m=l=1}},I.expandKey=function(O){for(var b=this.uint8ArrayToUint32Array_(O),C=!0,L=0;L<b.length&&C;)C=b[L]===this.key[L],L++;if(C)return;this.key=b;var S=this.keySize=b.length;if(S!==4&&S!==6&&S!==8)throw new Error("Invalid aes key size="+S);var w=this.ksRows=(S+6+1)*4,T,c,o=this.keySchedule=new Uint32Array(w),d=this.invKeySchedule=new Uint32Array(w),u=this.sBox,x=this.rcon,g=this.invSubMix,m=g[0],l=g[1],y=g[2],f=g[3],h,s;for(T=0;T<w;T++){if(T<S){h=o[T]=b[T];continue}s=h,T%S===0?(s=s<<8|s>>>24,s=u[s>>>24]<<24|u[s>>>16&255]<<16|u[s>>>8&255]<<8|u[s&255],s^=x[T/S|0]<<24):S>6&&T%S===4&&(s=u[s>>>24]<<24|u[s>>>16&255]<<16|u[s>>>8&255]<<8|u[s&255]),o[T]=h=(o[T-S]^s)>>>0}for(c=0;c<w;c++)T=w-c,c&3?s=o[T]:s=o[T-4],c<4||T<=4?d[c]=s:d[c]=m[u[s>>>24]]^l[u[s>>>16&255]]^y[u[s>>>8&255]]^f[u[s&255]],d[c]=d[c]>>>0},I.networkToHostOrderSwap=function(O){return O<<24|(O&65280)<<8|(O&16711680)>>8|O>>>24},I.decrypt=function(O,b,C){for(var L=this.keySize+6,S=this.invKeySchedule,w=this.invSBox,T=this.invSubMix,c=T[0],o=T[1],d=T[2],u=T[3],x=this.uint8ArrayToUint32Array_(C),g=x[0],m=x[1],l=x[2],y=x[3],f=new Int32Array(O),h=new Int32Array(f.length),s,a,v,p,E,D,N,W,z,B,U,X,ne,le,de=this.networkToHostOrderSwap;b<f.length;){for(z=de(f[b]),B=de(f[b+1]),U=de(f[b+2]),X=de(f[b+3]),E=z^S[0],D=X^S[1],N=U^S[2],W=B^S[3],ne=4,le=1;le<L;le++)s=c[E>>>24]^o[D>>16&255]^d[N>>8&255]^u[W&255]^S[ne],a=c[D>>>24]^o[N>>16&255]^d[W>>8&255]^u[E&255]^S[ne+1],v=c[N>>>24]^o[W>>16&255]^d[E>>8&255]^u[D&255]^S[ne+2],p=c[W>>>24]^o[E>>16&255]^d[D>>8&255]^u[N&255]^S[ne+3],E=s,D=a,N=v,W=p,ne=ne+4;s=w[E>>>24]<<24^w[D>>16&255]<<16^w[N>>8&255]<<8^w[W&255]^S[ne],a=w[D>>>24]<<24^w[N>>16&255]<<16^w[W>>8&255]<<8^w[E&255]^S[ne+1],v=w[N>>>24]<<24^w[W>>16&255]<<16^w[E>>8&255]<<8^w[D&255]^S[ne+2],p=w[W>>>24]<<24^w[E>>16&255]<<16^w[D>>8&255]<<8^w[N&255]^S[ne+3],h[b]=de(s^g),h[b+1]=de(p^m),h[b+2]=de(v^l),h[b+3]=de(a^y),g=z,m=B,l=U,y=X,b=b+4}return h.buffer},F}()},"./src/crypt/decrypter.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return b});var 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T=M.getID3Data(S,0),c=T?T.length:0,o,d,u=this._audioTrack,x=this._id3Track,g=T?M.getTimeStamp(T):void 0,m=S.length;for((this.frameIndex===0||this.initPTS===null)&&(this.initPTS=O(g,w)),T&&T.length>0&&x.samples.push({pts:this.initPTS,dts:this.initPTS,data:T}),d=this.initPTS;c<m;){if(this.canParse(S,c)){var l=this.appendFrame(u,S,c);l?(this.frameIndex++,d=l.sample.pts,c+=l.length,o=c):c=m}else M.canParse(S,c)?(T=M.getID3Data(S,c),x.samples.push({pts:d,dts:d,data:T}),c+=T.length,o=c):c++;if(c===m&&o!==m){var y=Object(I.sliceUint8)(S,o);this.cachedData?this.cachedData=Object(F.appendUint8Array)(this.cachedData,y):this.cachedData=y}}return{audioTrack:u,avcTrack:Object(P.dummyTrack)(),id3Track:x,textTrack:Object(P.dummyTrack)()}},C.demuxSampleAes=function(S,w,T){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},C.flush=function(S){var w=this.cachedData;return w&&(this.cachedData=null,this.demux(w,0)),this.frameIndex=0,{audioTrack:this._audioTrack,avcTrack:Object(P.dummyTrack)(),id3Track:this._id3Track,textTrack:Object(P.dummyTrack)()}},C.destroy=function(){},b}(),O=function(C,L){return Object(H.isFiniteNumber)(C)?C*90:L*9e4};G.default=R},"./src/demux/chunk-cache.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return H});var H=function(){function P(){this.chunks=[],this.dataLength=0}var F=P.prototype;return F.push=function(R){this.chunks.push(R),this.dataLength+=R.length},F.flush=function(){var R=this.chunks,O=this.dataLength,b;if(R.length)R.length===1?b=R[0]:b=M(R,O);else return new Uint8Array(0);return this.reset(),b},F.reset=function(){this.chunks.length=0,this.dataLength=0},P}();function M(P,F){for(var I=new Uint8Array(F),R=0,O=0;O<P.length;O++){var b=P[O];I.set(b,R),R+=b.length}return I}},"./src/demux/dummy-demuxed-track.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"dummyTrack",function(){return H});function 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R=0,O=0,b=0,C=0,L,S,w,T=this.readUByte.bind(this),c=this.readBits.bind(this),o=this.readUEG.bind(this),d=this.readBoolean.bind(this),u=this.skipBits.bind(this),x=this.skipEG.bind(this),g=this.skipUEG.bind(this),m=this.skipScalingList.bind(this);T();var l=T();if(c(5),u(3),T(),g(),l===100||l===110||l===122||l===244||l===44||l===83||l===86||l===118||l===128){var y=o();if(y===3&&u(1),g(),g(),u(1),d())for(S=y!==3?8:12,w=0;w<S;w++)d()&&(w<6?m(16):m(64))}g();var f=o();if(f===0)o();else if(f===1)for(u(1),x(),x(),L=o(),w=0;w<L;w++)x();g(),u(1);var h=o(),s=o(),a=c(1);a===0&&u(1),u(1),d()&&(R=o(),O=o(),b=o(),C=o());var v=[1,1];if(d()&&d()){var p=T();switch(p){case 1:v=[1,1];break;case 2:v=[12,11];break;case 3:v=[10,11];break;case 4:v=[16,11];break;case 5:v=[40,33];break;case 6:v=[24,11];break;case 7:v=[20,11];break;case 8:v=[32,11];break;case 9:v=[80,33];break;case 10:v=[18,11];break;case 11:v=[15,11];break;case 12:v=[64,33];break;case 13:v=[160,99];break;case 14:v=[4,3];break;case 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c=[{demux:R.default,remux:b.default},{demux:I.default,remux:C.default},{demux:F.default,remux:b.default},{demux:O.default,remux:b.default}],o=1024;c.forEach(function(y){var f=y.demux;o=Math.max(o,f.minProbeByteLength)});var d=function(){function y(h,s,a,v,p){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 L.default,this.observer=h,this.typeSupported=s,this.config=a,this.vendor=v,this.id=p}var f=y.prototype;return f.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},f.push=function(s,a,v,p){var E=this,D=v.transmuxing;D.executeStart=T();var N=new Uint8Array(s),W=this.cache,z=this.config,B=this.currentTransmuxState,U=this.transmuxConfig;p&&(this.currentTransmuxState=p);var X=u(N,a);if(X&&X.method==="AES-128"){var ne=this.getDecrypter();if(z.enableSoftwareAES){var le=ne.softwareDecrypt(N,X.key.buffer,X.iv.buffer);if(!le)return D.executeEnd=T(),x(v);N=new Uint8Array(le)}else return this.decryptionPromise=ne.webCryptoDecrypt(N,X.key.buffer,X.iv.buffer).then(function(Ce){var Me=E.push(Ce,null,v);return E.decryptionPromise=null,Me}),this.decryptionPromise}var de=p||B,we=de.contiguous,ge=de.discontinuity,ve=de.trackSwitch,he=de.accurateTimeOffset,fe=de.timeOffset,oe=U.audioCodec,Z=U.videoCodec,Ee=U.defaultInitPts,Be=U.duration,Ne=U.initSegmentData;if((ge||ve)&&this.resetInitSegment(Ne,oe,Z,Be),ge&&this.resetInitialTimestamp(Ee),we||this.resetContiguity(),this.needsProbing(N,ge,ve)){if(W.dataLength){var He=W.flush();N=Object(S.appendUint8Array)(He,N)}this.configureTransmuxer(N,U)}var ze=this.transmux(N,X,fe,he,v),Ae=this.currentTransmuxState;return Ae.contiguous=!0,Ae.discontinuity=!1,Ae.trackSwitch=!1,D.executeEnd=T(),ze},f.flush=function(s){var a=this,v=s.transmuxing;v.executeStart=T();var p=this.decrypter,E=this.cache,D=this.currentTransmuxState,N=this.decryptionPromise;if(N)return N.then(function(){return a.flush(s)});var W=[],z=D.timeOffset;if(p){var B=p.flush();B&&W.push(this.push(B,null,s))}var U=E.dataLength;E.reset();var X=this.demuxer,ne=this.remuxer;if(!X||!ne)return U>=o&&this.observer.emit(H.Events.ERROR,H.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=T(),[x(s)];var le=X.flush(z);return g(le)?le.then(function(de){return a.flushRemux(W,de,s),W}):(this.flushRemux(W,le,s),W)},f.flushRemux=function(s,a,v){var p=a.audioTrack,E=a.avcTrack,D=a.id3Track,N=a.textTrack,W=this.currentTransmuxState,z=W.accurateTimeOffset,B=W.timeOffset;w.logger.log("[transmuxer.ts]: Flushed fragment "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var U=this.remuxer.remux(p,E,D,N,B,z,!0,this.id);s.push({remuxResult:U,chunkMeta:v}),v.transmuxing.executeEnd=T()},f.resetInitialTimestamp=function(s){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(s),v.resetTimeStamp(s)},f.resetContiguity=function(){var s=this.demuxer,a=this.remuxer;if(!s||!a)return;s.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(s,a,v,p){var E=this.demuxer,D=this.remuxer;if(!E||!D)return;E.resetInitSegment(a,v,p),D.resetInitSegment(s,a,v)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(s,a,v,p,E){var D;return a&&a.method==="SAMPLE-AES"?D=this.transmuxSampleAes(s,a,v,p,E):D=this.transmuxUnencrypted(s,v,p,E),D},f.transmuxUnencrypted=function(s,a,v,p){var E=this.demuxer.demux(s,a,!1,!this.config.progressive),D=E.audioTrack,N=E.avcTrack,W=E.id3Track,z=E.textTrack,B=this.remuxer.remux(D,N,W,z,a,v,!1,this.id);return{remuxResult:B,chunkMeta:p}},f.transmuxSampleAes=function(s,a,v,p,E){var D=this;return this.demuxer.demuxSampleAes(s,a,v).then(function(N){var W=D.remuxer.remux(N.audioTrack,N.avcTrack,N.id3Track,N.textTrack,v,p,!1,D.id);return{remuxResult:W,chunkMeta:E}})},f.configureTransmuxer=function(s,a){for(var v=this.config,p=this.observer,E=this.typeSupported,D=this.vendor,N=a.audioCodec,W=a.defaultInitPts,z=a.duration,B=a.initSegmentData,U=a.videoCodec,X,ne=0,le=c.length;ne<le;ne++)if(c[ne].demux.probe(s)){X=c[ne];break}X||(w.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),X={demux:I.default,remux:C.default});var de=this.demuxer,we=this.remuxer,ge=X.remux,ve=X.demux;(!we||!(we instanceof ge))&&(this.remuxer=new ge(p,v,E,D)),(!de||!(de instanceof ve))&&(this.demuxer=new ve(p,v,E),this.probe=ve.probe),this.resetInitSegment(B,N,U,z),this.resetInitialTimestamp(W)},f.needsProbing=function(s,a,v){return!this.demuxer||!this.remuxer||a||v},f.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new P.default(this.observer,this.config)),s},y}();function u(y,f){var h=null;return y.byteLength>0&&f!=null&&f.key!=null&&f.iv!==null&&f.method!=null&&(h=f),h}var x=function(f){return{remuxResult:{},chunkMeta:f}};function g(y){return"then"in y&&y.then instanceof Function}var m=function(f,h,s,a,v){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=f,this.videoCodec=h,this.initSegmentData=s,this.duration=a,this.defaultInitPts=v},l=function(f,h,s,a,v){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=f,this.contiguous=h,this.accurateTimeOffset=s,this.trackSwitch=a,this.timeOffset=v}},"./src/demux/tsdemuxer.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"discardEPB",function(){return x});var H=A("./src/demux/adts.ts"),M=A("./src/demux/mpegaudio.ts"),P=A("./src/demux/exp-golomb.ts"),F=A("./src/demux/id3.ts"),I=A("./src/demux/sample-aes.ts"),R=A("./src/events.ts"),O=A("./src/utils/mp4-tools.ts"),b=A("./src/utils/logger.ts"),C=A("./src/errors.ts"),L={video:1,audio:2,id3:3,text:4},S=function(){function g(l,y,f){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=l,this.config=y,this.typeSupported=f}g.probe=function(y){var f=g.syncOffset(y);return f<0?!1:(f&&b.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},g.syncOffset=function(y){for(var f=Math.min(1e3,y.length-3*188),h=0;h<f;){if(y[h]===71&&y[h+188]===71&&y[h+2*188]===71)return h;h++}return-1},g.createTrack=function(y,f){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:L[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?f:void 0}};var m=g.prototype;return m.resetInitSegment=function(y,f,h){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=g.createTrack("video",h),this._audioTrack=g.createTrack("audio",h),this._id3Track=g.createTrack("id3",h),this._txtTrack=g.createTrack("text",h),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=f,this._duration=h},m.resetTimeStamp=function(){},m.resetContiguity=function(){var y=this._audioTrack,f=this._avcTrack,h=this._id3Track;y&&(y.pesData=null),f&&(f.pesData=null),h&&(h.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(y,f,h,s){h===void 0&&(h=!1),s===void 0&&(s=!1),h||(this.sampleAes=null);var a,v=this._avcTrack,p=this._audioTrack,E=this._id3Track,D=v.pid,N=v.pesData,W=p.pid,z=E.pid,B=p.pesData,U=E.pesData,X=!1,ne=this.pmtParsed,le=this._pmtId,de=y.length;if(this.remainderData&&(y=Object(O.appendUint8Array)(this.remainderData,y),de=y.length,this.remainderData=null),de<188&&!s)return this.remainderData=y,{audioTrack:p,avcTrack:v,id3Track:E,textTrack:this._txtTrack};var we=Math.max(0,g.syncOffset(y));de-=(de+we)%188,de<y.byteLength&&!s&&(this.remainderData=new Uint8Array(y.buffer,de,y.buffer.byteLength-de));for(var ge=we;ge<de;ge+=188)if(y[ge]===71){var ve=!!(y[ge+1]&64),he=((y[ge+1]&31)<<8)+y[ge+2],fe=(y[ge+3]&48)>>4,oe=void 0;if(fe>1){if(oe=ge+5+y[ge+4],oe===ge+188)continue}else oe=ge+4;switch(he){case D:ve&&(N&&(a=o(N))&&this.parseAVCPES(a,!1),N={data:[],size:0}),N&&(N.data.push(y.subarray(oe,ge+188)),N.size+=ge+188-oe);break;case W:ve&&(B&&(a=o(B))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),B={data:[],size:0}),B&&(B.data.push(y.subarray(oe,ge+188)),B.size+=ge+188-oe);break;case z:ve&&(U&&(a=o(U))&&this.parseID3PES(a),U={data:[],size:0}),U&&(U.data.push(y.subarray(oe,ge+188)),U.size+=ge+188-oe);break;case 0:ve&&(oe+=y[oe]+1),le=this._pmtId=T(y,oe);break;case le:{ve&&(oe+=y[oe]+1);var Z=c(y,oe,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);D=Z.avc,D>0&&(v.pid=D),W=Z.audio,W>0&&(p.pid=W,p.isAAC=Z.isAAC),z=Z.id3,z>0&&(E.pid=z),X&&!ne&&(b.logger.log("reparse from beginning"),X=!1,ge=we-188),ne=this.pmtParsed=!0;break}case 17:case 8191:break;default:X=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});v.pesData=N,p.pesData=B,E.pesData=U;var Ee={audioTrack:p,avcTrack:v,id3Track:E,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(Ee),Ee},m.flush=function(){var y=this.remainderData;this.remainderData=null;var f;return y?f=this.demux(y,-1,!1,!0):f={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(f),this.sampleAes?this.decrypt(f,this.sampleAes):f},m.extractRemainingSamples=function(y){var f=y.audioTrack,h=y.avcTrack,s=y.id3Track,a=h.pesData,v=f.pesData,p=s.pesData,E;a&&(E=o(a))?(this.parseAVCPES(E,!0),h.pesData=null):h.pesData=a,v&&(E=o(v))?(f.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),f.pesData=null):(v!=null&&v.size&&b.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=v),p&&(E=o(p))?(this.parseID3PES(E),s.pesData=null):s.pesData=p},m.demuxSampleAes=function(y,f,h){var s=this.demux(y,h,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,f);return this.decrypt(s,a)},m.decrypt=function(y,f){return new Promise(function(h){var s=y.audioTrack,a=y.avcTrack;s.samples&&s.isAAC?f.decryptAacSamples(s.samples,0,function(){a.samples?f.decryptAvcSamples(a.samples,0,0,function(){h(y)}):h(y)}):a.samples&&f.decryptAvcSamples(a.samples,0,0,function(){h(y)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(y,f){var h=this,s=this._avcTrack,a=this.parseAVCNALu(y.data),v=!1,p=this.avcSample,E,D=!1;y.data=null,p&&a.length&&!s.audFound&&(d(p,s),p=this.avcSample=w(!1,y.pts,y.dts,"")),a.forEach(function(N){switch(N.type){case 1:{E=!0,p||(p=h.avcSample=w(!0,y.pts,y.dts,"")),v&&(p.debug+="NDR "),p.frame=!0;var W=N.data;if(D&&W.length>4){var z=new P.default(W).readSliceType();(z===2||z===4||z===7||z===9)&&(p.key=!0)}break}case 5:E=!0,p||(p=h.avcSample=w(!0,y.pts,y.dts,"")),v&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{E=!0,v&&p&&(p.debug+="SEI ");var B=new P.default(x(N.data));B.readUByte();for(var U=0,X=0,ne=!1,le=0;!ne&&B.bytesAvailable>1;){U=0;do le=B.readUByte(),U+=le;while(le===255);X=0;do le=B.readUByte(),X+=le;while(le===255);if(U===4&&B.bytesAvailable!==0){ne=!0;var de=B.readUByte();if(de===181){var we=B.readUShort();if(we===49){var ge=B.readUInt();if(ge===1195456820){var ve=B.readUByte();if(ve===3){for(var he=B.readUByte(),fe=B.readUByte(),oe=31&he,Z=[he,fe],Ee=0;Ee<oe;Ee++)Z.push(B.readUByte()),Z.push(B.readUByte()),Z.push(B.readUByte());u(h._txtTrack.samples,{type:3,pts:y.pts,bytes:Z})}}}}}else if(U===5&&B.bytesAvailable!==0){if(ne=!0,X>16){for(var Be=[],Ne=0;Ne<16;Ne++)Be.push(B.readUByte().toString(16)),(Ne===3||Ne===5||Ne===7||Ne===9)&&Be.push("-");for(var He=X-16,ze=new Uint8Array(He),Ae=0;Ae<He;Ae++)ze[Ae]=B.readUByte();u(h._txtTrack.samples,{pts:y.pts,payloadType:U,uuid:Be.join(""),userData:Object(F.utf8ArrayToStr)(ze),userDataBytes:ze})}}else if(X<B.bytesAvailable)for(var Ce=0;Ce<X;Ce++)B.readUByte()}break}case 7:if(E=!0,D=!0,v&&p&&(p.debug+="SPS "),!s.sps){var Me=new P.default(N.data),Ue=Me.readSPS();s.width=Ue.width,s.height=Ue.height,s.pixelRatio=Ue.pixelRatio,s.sps=[N.data],s.duration=h._duration;for(var Ie=N.data.subarray(1,4),De="avc1.",Te=0;Te<3;Te++){var rt=Ie[Te].toString(16);rt.length<2&&(rt="0"+rt),De+=rt}s.codec=De}break;case 8:E=!0,v&&p&&(p.debug+="PPS "),s.pps||(s.pps=[N.data]);break;case 9:E=!1,s.audFound=!0,p&&d(p,s),p=h.avcSample=w(!1,y.pts,y.dts,v?"AUD ":"");break;case 12:E=!1;break;default:E=!1,p&&(p.debug+="unknown NAL "+N.type+" ");break}if(p&&E){var Qe=p.units;Qe.push(N)}}),f&&p&&(d(p,s),this.avcSample=null)},m.getLastNalUnit=function(){var y,f=this.avcSample,h;if(!f||f.units.length===0){var s=this._avcTrack.samples;f=s[s.length-1]}if((y=f)!==null&&y!==void 0&&y.units){var a=f.units;h=a[a.length-1]}return h},m.parseAVCNALu=function(y){var f=y.byteLength,h=this._avcTrack,s=h.naluState||0,a=s,v=[],p=0,E,D,N,W=-1,z=0;for(s===-1&&(W=0,z=y[0]&31,s=0,p=1);p<f;){if(E=y[p++],!s){s=E?0:1;continue}if(s===1){s=E?0:2;continue}if(!E)s=3;else if(E===1){if(W>=0){var B={data:y.subarray(W,p-s-1),type:z};v.push(B)}else{var U=this.getLastNalUnit();if(U&&(a&&p<=4-a&&(U.state&&(U.data=U.data.subarray(0,U.data.byteLength-a))),D=p-s-1,D>0)){var X=new Uint8Array(U.data.byteLength+D);X.set(U.data,0),X.set(y.subarray(0,D),U.data.byteLength),U.data=X,U.state=0}}p<f?(N=y[p]&31,W=p,z=N,s=0):s=-1}else s=0}if(W>=0&&s>=0){var ne={data:y.subarray(W,f),type:z,state:s};v.push(ne)}if(v.length===0){var le=this.getLastNalUnit();if(le){var de=new Uint8Array(le.data.byteLength+y.byteLength);de.set(le.data,0),de.set(y,le.data.byteLength),le.data=de}}return h.naluState=s,v},m.parseAACPES=function(y){var f=0,h=this._audioTrack,s=this.aacOverFlow,a=y.data;if(s){this.aacOverFlow=null;var v=s.sample.unit.byteLength,p=Math.min(s.missing,v),E=v-p;s.sample.unit.set(a.subarray(0,p),E),h.samples.push(s.sample),f=s.missing}var D,N;for(D=f,N=a.length;D<N-1&&!H.isHeader(a,D);D++);if(D!==f){var W,z;if(D<N-1?(W="AAC PES did not start with ADTS header,offset:"+D,z=!1):(W="no ADTS header found in AAC PES",z=!0),b.logger.warn("parsing error:"+W),this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.FRAG_PARSING_ERROR,fatal:z,reason:W}),z)return}H.initTrackConfig(h,this.observer,a,D,this.audioCodec);var B;if(y.pts!==void 0)B=y.pts;else if(s){var U=H.getFrameDuration(h.samplerate);B=s.sample.pts+U}else{b.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var X=0;D<N;)if(H.isHeader(a,D)){if(D+5<N){var ne=H.appendFrame(h,a,D,B,X);if(ne)if(ne.missing)this.aacOverFlow=ne;else{D+=ne.length,X++;continue}}break}else D++},m.parseMPEGPES=function(y){var f=y.data,h=f.length,s=0,a=0,v=y.pts;if(v===void 0){b.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<h;)if(M.isHeader(f,a)){var p=M.appendFrame(this._audioTrack,f,a,v,s);if(p)a+=p.length,s++;else break}else a++},m.parseID3PES=function(y){if(y.pts===void 0){b.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(y)},g}();S.minProbeByteLength=188;function w(g,m,l,y){return{key:g,frame:!1,pts:m,dts:l,units:[],debug:y,length:0}}function T(g,m){return(g[m+10]&31)<<8|g[m+11]}function c(g,m,l,y){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},h=(g[m+1]&15)<<8|g[m+2],s=m+3+h-4,a=(g[m+10]&15)<<8|g[m+11];for(m+=12+a;m<s;){var v=(g[m+1]&31)<<8|g[m+2];switch(g[m]){case 207:if(!y){b.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=v);break;case 21:f.id3===-1&&(f.id3=v);break;case 219:if(!y){b.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=v);break;case 3:case 4:l?f.audio===-1&&(f.audio=v,f.isAAC=!1):b.logger.log("MPEG audio found, not supported in this browser");break;case 36:b.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((g[m+3]&15)<<8|g[m+4])+5}return f}function o(g){var m=0,l,y,f,h,s,a=g.data;if(!g||g.size===0)return null;for(;a[0].length<19&&a.length>1;){var v=new Uint8Array(a[0].length+a[1].length);v.set(a[0]),v.set(a[1],a[0].length),a[0]=v,a.splice(1,1)}l=a[0];var p=(l[0]<<16)+(l[1]<<8)+l[2];if(p===1){if(y=(l[4]<<8)+l[5],y&&y>g.size-6)return null;var E=l[7];E&192&&(h=(l[9]&14)*536870912+(l[10]&255)*4194304+(l[11]&254)*16384+(l[12]&255)*128+(l[13]&254)/2,E&64?(s=(l[14]&14)*536870912+(l[15]&255)*4194304+(l[16]&254)*16384+(l[17]&255)*128+(l[18]&254)/2,h-s>60*9e4&&(b.logger.warn(Math.round((h-s)/9e4)+"s delta between PTS and DTS, align them"),h=s)):s=h),f=l[8];var D=f+9;if(g.size<=D)return null;g.size-=D;for(var N=new Uint8Array(g.size),W=0,z=a.length;W<z;W++){l=a[W];var B=l.byteLength;if(D)if(D>B){D-=B;continue}else l=l.subarray(D),B-=D,D=0;N.set(l,m),m+=B}return y&&(y-=f+3),{data:N,pts:h,dts:s,len:y}}return null}function d(g,m){if(g.units.length&&g.frame){if(g.pts===void 0){var l=m.samples,y=l.length;if(y){var 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M;(function(P){P.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",P.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",P.KEY_SYSTEM_NO_SESSION="keySystemNoSession",P.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",P.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",P.MANIFEST_LOAD_ERROR="manifestLoadError",P.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",P.MANIFEST_PARSING_ERROR="manifestParsingError",P.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",P.LEVEL_EMPTY_ERROR="levelEmptyError",P.LEVEL_LOAD_ERROR="levelLoadError",P.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",P.LEVEL_SWITCH_ERROR="levelSwitchError",P.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",P.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",P.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",P.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",P.FRAG_LOAD_ERROR="fragLoadError",P.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",P.FRAG_DECRYPT_ERROR="fragDecryptError",P.FRAG_PARSING_ERROR="fragParsingError",P.REMUX_ALLOC_ERROR="remuxAllocError",P.KEY_LOAD_ERROR="keyLoadError",P.KEY_LOAD_TIMEOUT="keyLoadTimeOut",P.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",P.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",P.BUFFER_APPEND_ERROR="bufferAppendError",P.BUFFER_APPENDING_ERROR="bufferAppendingError",P.BUFFER_STALLED_ERROR="bufferStalledError",P.BUFFER_FULL_ERROR="bufferFullError",P.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",P.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",P.INTERNAL_EXCEPTION="internalException",P.INTERNAL_ABORTED="aborted",P.UNKNOWN="unknown"})(M||(M={}))},"./src/events.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"Events",function(){return H});var H;(function(M){M.MEDIA_ATTACHING="hlsMediaAttaching",M.MEDIA_ATTACHED="hlsMediaAttached",M.MEDIA_DETACHING="hlsMediaDetaching",M.MEDIA_DETACHED="hlsMediaDetached",M.BUFFER_RESET="hlsBufferReset",M.BUFFER_CODECS="hlsBufferCodecs",M.BUFFER_CREATED="hlsBufferCreated",M.BUFFER_APPENDING="hlsBufferAppending",M.BUFFER_APPENDED="hlsBufferAppended",M.BUFFER_EOS="hlsBufferEos",M.BUFFER_FLUSHING="hlsBufferFlushing",M.BUFFER_FLUSHED="hlsBufferFlushed",M.MANIFEST_LOADING="hlsManifestLoading",M.MANIFEST_LOADED="hlsManifestLoaded",M.MANIFEST_PARSED="hlsManifestParsed",M.LEVEL_SWITCHING="hlsLevelSwitching",M.LEVEL_SWITCHED="hlsLevelSwitched",M.LEVEL_LOADING="hlsLevelLoading",M.LEVEL_LOADED="hlsLevelLoaded",M.LEVEL_UPDATED="hlsLevelUpdated",M.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",M.LEVELS_UPDATED="hlsLevelsUpdated",M.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",M.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",M.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",M.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",M.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",M.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",M.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",M.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",M.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",M.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",M.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",M.CUES_PARSED="hlsCuesParsed",M.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",M.INIT_PTS_FOUND="hlsInitPtsFound",M.FRAG_LOADING="hlsFragLoading",M.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",M.FRAG_LOADED="hlsFragLoaded",M.FRAG_DECRYPTED="hlsFragDecrypted",M.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",M.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",M.FRAG_PARSING_METADATA="hlsFragParsingMetadata",M.FRAG_PARSED="hlsFragParsed",M.FRAG_BUFFERED="hlsFragBuffered",M.FRAG_CHANGED="hlsFragChanged",M.FPS_DROP="hlsFpsDrop",M.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",M.ERROR="hlsError",M.DESTROYING="hlsDestroying",M.KEY_LOADING="hlsKeyLoading",M.KEY_LOADED="hlsKeyLoaded",M.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",M.BACK_BUFFER_REACHED="hlsBackBufferReached"})(H||(H={}))},"./src/hls.ts":function(q,G,A){"use 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h=this.media,s=this.url,a=this.url=H.buildAbsoluteURL(self.location.href,f,{alwaysNormalize:!0});S.logger.log("loadSource:"+a),h&&s&&s!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(h)),this.trigger(o.Events.MANIFEST_LOADING,{url:f})},l.startLoad=function(f){f===void 0&&(f=-1),S.logger.log("startLoad("+f+")"),this.networkControllers.forEach(function(h){h.startLoad(f)})},l.stopLoad=function(){S.logger.log("stopLoad"),this.networkControllers.forEach(function(f){f.stopLoad()})},l.swapAudioCodec=function(){S.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},l.recoverMediaError=function(){S.logger.log("recoverMediaError");var f=this._media;this.detachMedia(),f&&this.attachMedia(f)},l.removeLevel=function(f,h){h===void 0&&(h=0),this.levelController.removeLevel(f,h)},x(m,[{key:"levels",get:function(){var f=this.levelController.levels;return f||[]}},{key:"currentLevel",get:function(){return 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l=this.config,y=l.fLoader,f=l.loader;return new Promise(function(h,s){m.loader&&m.loader.destroy();var a=m.loader=u.loader=y?new y(l):new f(l),v=w(u,x),p={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:L};x.stats=a.stats,a.load(v,p,{onSuccess:function(D,N,W,z){m.resetLoader(u,a),m.updateStatsFromPart(u,x);var B={frag:u,part:x,payload:D.data,networkDetails:z};g(B),h(B)},onError:function(D,N,W){m.resetLoader(u,a),s(new T({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:u,part:x,response:D,networkDetails:W}))},onAbort:function(D,N,W){u.stats.aborted=x.stats.aborted,m.resetLoader(u,a),s(new T({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:u,part:x,networkDetails:W}))},onTimeout:function(D,N,W){m.resetLoader(u,a),s(new T({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:u,part:x,networkDetails:W}))}})})},o.updateStatsFromPart=function(u,x){var g=u.stats,m=x.stats,l=m.total;if(g.loaded+=m.loaded,l){var y=Math.round(u.duration/x.duration),f=Math.min(Math.round(g.loaded/l),y),h=y-f,s=h*Math.round(g.loaded/f);g.total=g.loaded+s}else g.total=Math.max(g.loaded,g.total);var a=g.loading,v=m.loading;a.start?a.first+=v.first-v.start:(a.start=v.start,a.first=v.first),a.end=v.end},o.resetLoader=function(u,x){u.loader=null,this.loader===x&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),x.destroy()},c}();function w(c,o){o===void 0&&(o=null);var d=o||c,u={frag:c,part:o,responseType:"arraybuffer",url:d.url,headers:{},rangeStart:0,rangeEnd:0},x=d.byteRangeStartOffset,g=d.byteRangeEndOffset;return Object(H.isFiniteNumber)(x)&&Object(H.isFiniteNumber)(g)&&(u.rangeStart=x,u.rangeEnd=g),u}var T=function(c){P(o,c);function o(d){for(var u,x=arguments.length,g=new Array(x>1?x-1:0),m=1;m<x;m++)g[m-1]=arguments[m];return u=c.call.apply(c,[this].concat(g))||this,u.data=void 0,u.data=d,u}return o}(F(Error))},"./src/loader/fragment.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"ElementaryStreamTypes",function(){return S}),A.d(G,"BaseSegment",function(){return w}),A.d(G,"Fragment",function(){return T}),A.d(G,"Part",function(){return c});var H=A("./src/polyfills/number.ts"),M=A("./node_modules/url-toolkit/src/url-toolkit.js"),P=A.n(M),F=A("./src/utils/logger.ts"),I=A("./src/loader/level-key.ts"),R=A("./src/loader/load-stats.ts");function O(o,d){o.prototype=Object.create(d.prototype),o.prototype.constructor=o,b(o,d)}function b(o,d){return b=Object.setPrototypeOf||function(x,g){return x.__proto__=g,x},b(o,d)}function C(o,d){for(var u=0;u<d.length;u++){var x=d[u];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(o,x.key,x)}}function L(o,d,u){return d&&C(o.prototype,d),u&&C(o,u),o}var S;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(S||(S={}));var w=function(){function o(u){var x;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(x={},x[S.AUDIO]=null,x[S.VIDEO]=null,x[S.AUDIOVIDEO]=null,x),this.baseurl=u}var d=o.prototype;return d.setByteRange=function(x,g){var m=x.split("@",2),l=[];m.length===1?l[0]=g?g.byteRangeEndOffset:0:l[0]=parseInt(m[1]),l[1]=parseInt(m[0])+l[0],this._byteRange=l},L(o,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(M.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(x){this._url=x}}]),o}(),T=function(o){O(d,o);function d(x,g){var m;return m=o.call(this,g)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkey=void 0,m.type=void 0,m.loader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new R.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.type=x,m}var u=d.prototype;return u.createInitializationVector=function(g){for(var m=new Uint8Array(16),l=12;l<16;l++)m[l]=g>>8*(15-l)&255;return m},u.setDecryptDataFromLevelKey=function(g,m){var l=g;return(g==null?void 0:g.method)==="AES-128"&&g.uri&&!g.iv&&(l=I.LevelKey.fromURI(g.uri),l.method=g.method,l.iv=this.createInitializationVector(m),l.keyFormat="identity"),l},u.setElementaryStreamInfo=function(g,m,l,y,f,h){h===void 0&&(h=!1);var s=this.elementaryStreams,a=s[g];if(!a){s[g]={startPTS:m,endPTS:l,startDTS:y,endDTS:f,partial:h};return}a.startPTS=Math.min(a.startPTS,m),a.endPTS=Math.max(a.endPTS,l),a.startDTS=Math.min(a.startDTS,y),a.endDTS=Math.max(a.endDTS,f)},u.clearElementaryStreamInfo=function(){var g=this.elementaryStreams;g[S.AUDIO]=null,g[S.VIDEO]=null,g[S.AUDIOVIDEO]=null},L(d,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var g=this.sn;typeof g!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&F.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),g=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,g)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(H.isFiniteNumber)(this.programDateTime))return null;var g=Object(H.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+g*1e3}},{key:"encrypted",get:function(){var g;return!!((g=this.decryptdata)!==null&&g!==void 0&&g.keyFormat&&this.decryptdata.uri)}}]),d}(w),c=function(o){O(d,o);function d(u,x,g,m,l){var y;y=o.call(this,g)||this,y.fragOffset=0,y.duration=0,y.gap=!1,y.independent=!1,y.relurl=void 0,y.fragment=void 0,y.index=void 0,y.stats=new R.LoadStats,y.duration=u.decimalFloatingPoint("DURATION"),y.gap=u.bool("GAP"),y.independent=u.bool("INDEPENDENT"),y.relurl=u.enumeratedString("URI"),y.fragment=x,y.index=m;var f=u.enumeratedString("BYTERANGE");return f&&y.setByteRange(f,l),l&&(y.fragOffset=l.fragOffset+l.duration),y}return L(d,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var x=this.elementaryStreams;return!!(x.audio||x.video||x.audiovideo)}}]),d}(w)},"./src/loader/key-loader.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return F});var H=A("./src/events.ts"),M=A("./src/errors.ts"),P=A("./src/utils/logger.ts"),F=function(){function I(O){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=O,this._registerListeners()}var R=I.prototype;return R._registerListeners=function(){this.hls.on(H.Events.KEY_LOADING,this.onKeyLoading,this)},R._unregisterListeners=function(){this.hls.off(H.Events.KEY_LOADING,this.onKeyLoading)},R.destroy=function(){this._unregisterListeners();for(var b in this.loaders){var C=this.loaders[b];C&&C.destroy()}this.loaders={}},R.onKeyLoading=function(b,C){var L=C.frag,S=L.type,w=this.loaders[S];if(!L.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var T=L.decryptdata.uri;if(T!==this.decrypturl||this.decryptkey===null){var c=this.hls.config;if(w&&(P.logger.warn("abort previous key loader for type:"+S),w.abort()),!T){P.logger.warn("key uri is falsy");return}var o=c.loader,d=L.loader=this.loaders[S]=new o(c);this.decrypturl=T,this.decryptkey=null;var u={url:T,frag:L,responseType:"arraybuffer"},x={timeout:c.fragLoadingTimeOut,maxRetry:0,retryDelay:c.fragLoadingRetryDelay,maxRetryDelay:c.fragLoadingMaxRetryTimeout,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(u,x,g)}else this.decryptkey&&(L.decryptdata.key=this.decryptkey,this.hls.trigger(H.Events.KEY_LOADED,{frag:L}))},R.loadsuccess=function(b,C,L){var S=L.frag;if(!S.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=S.decryptdata.key=new Uint8Array(b.data),S.loader=null,delete this.loaders[S.type],this.hls.trigger(H.Events.KEY_LOADED,{frag:S})},R.loaderror=function(b,C){var L=C.frag,S=L.loader;S&&S.abort(),delete this.loaders[L.type],this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:L,response:b})},R.loadtimeout=function(b,C){var L=C.frag,S=L.loader;S&&S.abort(),delete this.loaders[L.type],this.hls.trigger(H.Events.ERROR,{type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:L})},I}()},"./src/loader/level-details.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"LevelDetails",function(){return I});var H=A("./src/polyfills/number.ts");function M(R,O){for(var b=0;b<O.length;b++){var C=O[b];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(R,C.key,C)}}function P(R,O,b){return O&&M(R.prototype,O),b&&M(R,b),R}var F=10,I=function(){function R(b){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=b}var O=R.prototype;return O.reloaded=function(C){if(!C){this.advanced=!0,this.updated=!0;return}var L=this.lastPartSn-C.lastPartSn,S=this.lastPartIndex-C.lastPartIndex;this.updated=this.endSN!==C.endSN||!!S||!!L,this.advanced=this.endSN>C.endSN||L>0||L===0&&S>0,this.updated||this.advanced?this.misses=Math.floor(C.misses*.6):this.misses=C.misses+1,this.availabilityDelay=C.availabilityDelay},P(R,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(H.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||F}},{key:"drift",get:function(){var C=this.driftEndTime-this.driftStartTime;if(C>0){var L=this.driftEnd-this.driftStart;return L*1e3/C}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var C;return(C=this.partList)!==null&&C!==void 0&&C.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var C;return(C=this.fragments)!==null&&C!==void 0&&C.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 C;return(C=this.partList)!==null&&C!==void 0&&C.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var C;return(C=this.partList)!==null&&C!==void 0&&C.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),R}()},"./src/loader/level-key.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"LevelKey",function(){return I});var H=A("./node_modules/url-toolkit/src/url-toolkit.js"),M=A.n(H);function P(R,O){for(var b=0;b<O.length;b++){var C=O[b];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(R,C.key,C)}}function F(R,O,b){return O&&P(R.prototype,O),b&&P(R,b),R}var I=function(){R.fromURL=function(b,C){return new R(b,C)},R.fromURI=function(b){return new R(b)};function R(O,b){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,b?this._uri=Object(H.buildAbsoluteURL)(O,b,{alwaysNormalize:!0}):this._uri=O}return F(R,[{key:"uri",get:function(){return this._uri}}]),R}()},"./src/loader/load-stats.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"LoadStats",function(){return H});var H=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(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return d});var H=A("./src/polyfills/number.ts"),M=A("./node_modules/url-toolkit/src/url-toolkit.js"),P=A.n(M),F=A("./src/loader/fragment.ts"),I=A("./src/loader/level-details.ts"),R=A("./src/loader/level-key.ts"),O=A("./src/utils/attr-list.ts"),b=A("./src/utils/logger.ts"),C=A("./src/utils/codecs.ts"),L=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,S=/#EXT-X-MEDIA:(.*)/g,w=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),T=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: 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s=[],a={},v=!1;L.lastIndex=0;for(var p;(p=L.exec(f))!=null;)if(p[1]){var E=new O.AttrList(p[1]),D={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:l.resolve(p[2],h)},N=E.decimalResolution("RESOLUTION");N&&(D.width=N.width,D.height=N.height),u((E.CODECS||"").split(/[ ,]+/).filter(function(z){return z}),D),D.videoCodec&&D.videoCodec.indexOf("avc1")!==-1&&(D.videoCodec=l.convertAVC1ToAVCOTI(D.videoCodec)),s.push(D)}else if(p[3]){var W=new O.AttrList(p[3]);W["DATA-ID"]&&(v=!0,a[W["DATA-ID"]]=W)}return{levels:s,sessionData:v?a:null}},l.parseMasterPlaylistMedia=function(f,h,s,a){a===void 0&&(a=[]);var v,p=[],E=0;for(S.lastIndex=0;(v=S.exec(f))!==null;){var D=new O.AttrList(v[1]);if(D.TYPE===s){var N={attrs:D,bitrate:0,id:E++,groupId:D["GROUP-ID"],instreamId:D["INSTREAM-ID"],name:D.NAME||D.LANGUAGE||"",type:s,default:D.bool("DEFAULT"),autoselect:D.bool("AUTOSELECT"),forced:D.bool("FORCED"),lang:D.LANGUAGE,url:D.URI?l.resolve(D.URI,h):""};if(a.length){var W=l.findGroup(a,N.groupId)||a[0];x(N,W,"audioCodec"),x(N,W,"textCodec")}p.push(N)}}return p},l.parseLevelPlaylist=function(f,h,s,a,v){var p=new I.LevelDetails(h),E=p.fragments,D=null,N=0,W=0,z=0,B=0,U=null,X=new F.Fragment(a,h),ne,le,de,we=-1,ge=!1;for(w.lastIndex=0,p.m3u8=f;(ne=w.exec(f))!==null;){ge&&(ge=!1,X=new F.Fragment(a,h),X.start=z,X.sn=N,X.cc=B,X.level=s,D&&(X.initSegment=D,X.rawProgramDateTime=D.rawProgramDateTime));var ve=ne[1];if(ve){X.duration=parseFloat(ve);var he=(" "+ne[2]).slice(1);X.title=he||null,X.tagList.push(he?["INF",ve,he]:["INF",ve])}else if(ne[3])Object(H.isFiniteNumber)(X.duration)&&(X.start=z,de&&(X.levelkey=de),X.sn=N,X.level=s,X.cc=B,X.urlId=v,E.push(X),X.relurl=(" "+ne[3]).slice(1),m(X,U),U=X,z+=X.duration,N++,W=0,ge=!0);else if(ne[4]){var fe=(" "+ne[4]).slice(1);U?X.setByteRange(fe,U):X.setByteRange(fe)}else if(ne[5])X.rawProgramDateTime=(" "+ne[5]).slice(1),X.tagList.push(["PROGRAM-DATE-TIME",X.rawProgramDateTime]),we===-1&&(we=E.length);else{if(ne=ne[0].match(T),!ne){b.logger.warn("No matches on slow regex match for level playlist!");continue}for(le=1;le<ne.length&&!(typeof ne[le]!="undefined");le++);var oe=(" "+ne[le]).slice(1),Z=(" "+ne[le+1]).slice(1),Ee=ne[le+2]?(" "+ne[le+2]).slice(1):"";switch(oe){case"PLAYLIST-TYPE":p.type=Z.toUpperCase();break;case"MEDIA-SEQUENCE":N=p.startSN=parseInt(Z);break;case"SKIP":{var Be=new O.AttrList(Z),Ne=Be.decimalInteger("SKIPPED-SEGMENTS");if(Object(H.isFiniteNumber)(Ne)){p.skippedSegments=Ne;for(var He=Ne;He--;)E.unshift(null);N+=Ne}var ze=Be.enumeratedString("RECENTLY-REMOVED-DATERANGES");ze&&(p.recentlyRemovedDateranges=ze.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(Z);break;case"VERSION":p.version=parseInt(Z);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(Z||Ee)&&X.tagList.push(Ee?[Z,Ee]:[Z]);break;case"DIS":B++;case"GAP":X.tagList.push([oe]);break;case"BITRATE":X.tagList.push([oe,Z]);break;case"DISCONTINUITY-SEQ":B=parseInt(Z);break;case"KEY":{var Ae,Ce=new O.AttrList(Z),Me=Ce.enumeratedString("METHOD"),Ue=Ce.URI,Ie=Ce.hexadecimalInteger("IV"),De=Ce.enumeratedString("KEYFORMATVERSIONS"),Te=Ce.enumeratedString("KEYID"),rt=(Ae=Ce.enumeratedString("KEYFORMAT"))!=null?Ae:"identity",Qe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Qe.indexOf(rt)>-1){b.logger.warn("Keyformat "+rt+" is not supported from the manifest");continue}else if(rt!=="identity")continue;Me&&(de=R.LevelKey.fromURL(h,Ue),Ue&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Me)>=0&&(de.method=Me,de.keyFormat=rt,Te&&(de.keyID=Te),De&&(de.keyFormatVersions=De),de.iv=Ie));break}case"START":{var Ve=new O.AttrList(Z),Xe=Ve.decimalFloatingPoint("TIME-OFFSET");Object(H.isFiniteNumber)(Xe)&&(p.startTimeOffset=Xe);break}case"MAP":{var ut=new O.AttrList(Z);X.relurl=ut.URI,ut.BYTERANGE&&X.setByteRange(ut.BYTERANGE),X.level=s,X.sn="initSegment",de&&(X.levelkey=de),X.initSegment=null,D=X,ge=!0;break}case"SERVER-CONTROL":{var tt=new O.AttrList(Z);p.canBlockReload=tt.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=tt.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&tt.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=tt.optionalFloat("PART-HOLD-BACK",0),p.holdBack=tt.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var qe=new O.AttrList(Z);p.partTarget=qe.decimalFloatingPoint("PART-TARGET");break}case"PART":{var be=p.partList;be||(be=p.partList=[]);var nt=W>0?be[be.length-1]:void 0,Ye=W++,xe=new F.Part(new O.AttrList(Z),X,h,Ye,nt);be.push(xe),X.duration+=xe.duration;break}case"PRELOAD-HINT":{var Re=new O.AttrList(Z);p.preloadHint=Re;break}case"RENDITION-REPORT":{var ue=new O.AttrList(Z);p.renditionReports=p.renditionReports||[],p.renditionReports.push(ue);break}default:b.logger.warn("line parsed but not handled: "+ne);break}}}U&&!U.relurl?(E.pop(),z-=U.duration,p.partList&&(p.fragmentHint=U)):p.partList&&(m(X,U),X.cc=B,p.fragmentHint=X);var ie=E.length,se=E[0],Y=E[ie-1];if(z+=p.skippedSegments*p.targetduration,z>0&&ie&&Y){p.averagetargetduration=z/ie;var $=Y.sn;p.endSN=$!=="initSegment"?$:0,se&&(p.startCC=se.cc,se.initSegment||p.fragments.every(function(J){return J.relurl&&o(J.relurl)})&&(b.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),X=new F.Fragment(a,h),X.relurl=Y.relurl,X.level=s,X.sn="initSegment",se.initSegment=X,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(z+=p.fragmentHint.duration),p.totalduration=z,p.endCC=B,we>0&&g(E,we),p},l}();function u(l,y){["video","audio","text"].forEach(function(f){var h=l.filter(function(a){return Object(C.isCodecType)(a,f)});if(h.length){var s=h.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[f+"Codec"]=s.length>0?s[0]:h[0],l=l.filter(function(a){return h.indexOf(a)===-1})}}),y.unknownCodecs=l}function x(l,y,f){var h=y[f];h&&(l[f]=h)}function g(l,y){for(var f=l[y],h=y;h--;){var s=l[h];if(!s)return;s.programDateTime=f.programDateTime-s.duration*1e3,f=s}}function m(l,y){l.rawProgramDateTime?l.programDateTime=Date.parse(l.rawProgramDateTime):y!=null&&y.programDateTime&&(l.programDateTime=y.endProgramDateTime),Object(H.isFiniteNumber)(l.programDateTime)||(l.programDateTime=null,l.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),P=A("./src/errors.ts"),F=A("./src/utils/logger.ts"),I=A("./src/utils/mp4-tools.ts"),R=A("./src/loader/m3u8-parser.ts"),O=A("./src/types/loader.ts"),b=A("./src/utils/attr-list.ts");function C(w){var T=w.type;switch(T){case O.PlaylistContextType.AUDIO_TRACK:return O.PlaylistLevelType.AUDIO;case O.PlaylistContextType.SUBTITLE_TRACK:return O.PlaylistLevelType.SUBTITLE;default:return O.PlaylistLevelType.MAIN}}function L(w,T){var c=w.url;return(c===void 0||c.indexOf("data:")===0)&&(c=T.url),c}var S=function(){function w(c){this.hls=void 0,this.loaders=Object.create(null),this.hls=c,this.registerListeners()}var T=w.prototype;return T.registerListeners=function(){var o=this.hls;o.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(M.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(M.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(M.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},T.unregisterListeners=function(){var o=this.hls;o.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(M.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(M.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(M.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},T.createInternalLoader=function(o){var d=this.hls.config,u=d.pLoader,x=d.loader,g=u||x,m=new g(d);return o.loader=m,this.loaders[o.type]=m,m},T.getInternalLoader=function(o){return this.loaders[o.type]},T.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},T.destroyInternalLoaders=function(){for(var o in this.loaders){var d=this.loaders[o];d&&d.destroy(),this.resetInternalLoader(o)}},T.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},T.onManifestLoading=function(o,d){var u=d.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:O.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},T.onLevelLoading=function(o,d){var u=d.id,x=d.level,g=d.url,m=d.deliveryDirectives;this.load({id:u,groupId:null,level:x,responseType:"text",type:O.PlaylistContextType.LEVEL,url:g,deliveryDirectives:m})},T.onAudioTrackLoading=function(o,d){var u=d.id,x=d.groupId,g=d.url,m=d.deliveryDirectives;this.load({id:u,groupId:x,level:null,responseType:"text",type:O.PlaylistContextType.AUDIO_TRACK,url:g,deliveryDirectives:m})},T.onSubtitleTrackLoading=function(o,d){var u=d.id,x=d.groupId,g=d.url,m=d.deliveryDirectives;this.load({id:u,groupId:x,level:null,responseType:"text",type:O.PlaylistContextType.SUBTITLE_TRACK,url:g,deliveryDirectives:m})},T.load=function(o){var d,u=this.hls.config,x=this.getInternalLoader(o);if(x){var g=x.context;if(g&&g.url===o.url){F.logger.trace("[playlist-loader]: playlist request ongoing");return}F.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),x.abort()}var m,l,y,f;switch(o.type){case O.PlaylistContextType.MANIFEST:m=u.manifestLoadingMaxRetry,l=u.manifestLoadingTimeOut,y=u.manifestLoadingRetryDelay,f=u.manifestLoadingMaxRetryTimeout;break;case O.PlaylistContextType.LEVEL:case O.PlaylistContextType.AUDIO_TRACK:case O.PlaylistContextType.SUBTITLE_TRACK:m=0,l=u.levelLoadingTimeOut;break;default:m=u.levelLoadingMaxRetry,l=u.levelLoadingTimeOut,y=u.levelLoadingRetryDelay,f=u.levelLoadingMaxRetryTimeout;break}if(x=this.createInternalLoader(o),(d=o.deliveryDirectives)!==null&&d!==void 0&&d.part){var h;if(o.type===O.PlaylistContextType.LEVEL&&o.level!==null?h=this.hls.levels[o.level].details:o.type===O.PlaylistContextType.AUDIO_TRACK&&o.id!==null?h=this.hls.audioTracks[o.id].details:o.type===O.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(h=this.hls.subtitleTracks[o.id].details),h){var s=h.partTarget,a=h.targetduration;s&&a&&(l=Math.min(Math.max(s*3,a*.8)*1e3,l))}}var v={timeout:l,maxRetry:m,retryDelay:y,maxRetryDelay:f,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};x.load(o,v,p)},T.loadsuccess=function(o,d,u,x){if(x===void 0&&(x=null),u.isSidxRequest){this.handleSidxRequest(o,u),this.handlePlaylistLoaded(o,d,u,x);return}this.resetInternalLoader(u.type);var g=o.data;if(g.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,u,"no EXTM3U delimiter",x);return}d.parsing.start=performance.now(),g.indexOf("#EXTINF:")>0||g.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,d,u,x):this.handleMasterPlaylist(o,d,u,x)},T.loaderror=function(o,d,u){u===void 0&&(u=null),this.handleNetworkError(d,u,!1,o)},T.loadtimeout=function(o,d,u){u===void 0&&(u=null),this.handleNetworkError(d,u,!0)},T.handleMasterPlaylist=function(o,d,u,x){var g=this.hls,m=o.data,l=L(o,u),y=R.default.parseMasterPlaylist(m,l),f=y.levels,h=y.sessionData;if(!f.length){this.handleManifestParsingError(o,u,"no level found in manifest",x);return}var s=f.map(function(N){return{id:N.attrs.AUDIO,audioCodec:N.audioCodec}}),a=f.map(function(N){return{id:N.attrs.SUBTITLES,textCodec:N.textCodec}}),v=R.default.parseMasterPlaylistMedia(m,l,"AUDIO",s),p=R.default.parseMasterPlaylistMedia(m,l,"SUBTITLES",a),E=R.default.parseMasterPlaylistMedia(m,l,"CLOSED-CAPTIONS");if(v.length){var D=v.some(function(N){return!N.url});!D&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(F.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new b.AttrList({}),bitrate:0,url:""}))}g.trigger(M.Events.MANIFEST_LOADED,{levels:f,audioTracks:v,subtitles:p,captions:E,url:l,stats:d,networkDetails:x,sessionData:h})},T.handleTrackOrLevelPlaylist=function(o,d,u,x){var g=this.hls,m=u.id,l=u.level,y=u.type,f=L(o,u),h=Object(H.isFiniteNumber)(m)?m:0,s=Object(H.isFiniteNumber)(l)?l:h,a=C(u),v=R.default.parseLevelPlaylist(o.data,f,s,a,h);if(!v.fragments.length){g.trigger(M.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof u.level=="number"?u.level:void 0});return}if(y===O.PlaylistContextType.MANIFEST){var p={attrs:new b.AttrList({}),bitrate:0,details:v,name:"",url:f};g.trigger(M.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:f,stats:d,networkDetails:x,sessionData:null})}if(d.parsing.end=performance.now(),v.needSidxRanges){var E,D=(E=v.fragments[0].initSegment)===null||E===void 0?void 0:E.url;this.load({url:D,isSidxRequest:!0,type:y,level:l,levelDetails:v,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}u.levelDetails=v,this.handlePlaylistLoaded(o,d,u,x)},T.handleSidxRequest=function(o,d){var u=Object(I.parseSegmentIndex)(new Uint8Array(o.data));if(!u)return;var x=u.references,g=d.levelDetails;x.forEach(function(m,l){var y=m.info,f=g.fragments[l];f.byteRange.length===0&&f.setByteRange(String(1+y.end-y.start)+"@"+String(y.start)),f.initSegment&&f.initSegment.setByteRange(String(u.moovEndOffset)+"@0")})},T.handleManifestParsingError=function(o,d,u,x){this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:d.type===O.PlaylistContextType.MANIFEST,url:o.url,reason:u,response:o,context:d,networkDetails:x})},T.handleNetworkError=function(o,d,u,x){u===void 0&&(u=!1),F.logger.warn("[playlist-loader]: A network "+(u?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var g=P.ErrorDetails.UNKNOWN,m=!1,l=this.getInternalLoader(o);switch(o.type){case O.PlaylistContextType.MANIFEST:g=u?P.ErrorDetails.MANIFEST_LOAD_TIMEOUT:P.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case O.PlaylistContextType.LEVEL:g=u?P.ErrorDetails.LEVEL_LOAD_TIMEOUT:P.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case O.PlaylistContextType.AUDIO_TRACK:g=u?P.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:P.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case O.PlaylistContextType.SUBTITLE_TRACK:g=u?P.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:P.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}l&&this.resetInternalLoader(o.type);var y={type:P.ErrorTypes.NETWORK_ERROR,details:g,fatal:m,url:o.url,loader:l,context:o,networkDetails:d};x&&(y.response=x),this.hls.trigger(M.Events.ERROR,y)},T.handlePlaylistLoaded=function(o,d,u,x){var g=u.type,m=u.level,l=u.id,y=u.groupId,f=u.loader,h=u.levelDetails,s=u.deliveryDirectives;if(!(h!=null&&h.targetduration)){this.handleManifestParsingError(o,u,"invalid target duration",x);return}if(!f)return;h.live&&(f.getCacheAge&&(h.ageHeader=f.getCacheAge()||0),(!f.getCacheAge||isNaN(h.ageHeader))&&(h.ageHeader=0));switch(g){case O.PlaylistContextType.MANIFEST:case O.PlaylistContextType.LEVEL:this.hls.trigger(M.Events.LEVEL_LOADED,{details:h,level:m||0,id:l||0,stats:d,networkDetails:x,deliveryDirectives:s});break;case O.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(M.Events.AUDIO_TRACK_LOADED,{details:h,id:l||0,groupId:y||"",stats:d,networkDetails:x,deliveryDirectives:s});break;case O.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(M.Events.SUBTITLE_TRACK_LOADED,{details:h,id:l||0,groupId:y||"",stats:d,networkDetails:x,deliveryDirectives:s});break}},w}();G.default=S},"./src/polyfills/number.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"isFiniteNumber",function(){return H}),A.d(G,"MAX_SAFE_INTEGER",function(){return M});var H=Number.isFinite||function(P){return typeof P=="number"&&isFinite(P)},M=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(q,G,A){"use strict";A.r(G);var H=function(){function M(){}return M.getSilentFrame=function(F,I){switch(F){case"mp4a.40.2":if(I===1)return new 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Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},M}();G.default=H},"./src/remux/mp4-generator.ts":function(q,G,A){"use strict";A.r(G);var H=Math.pow(2,32)-1,M=function(){function P(){}return P.init=function(){P.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var I;for(I in P.types)P.types.hasOwnProperty(I)&&(P.types[I]=[I.charCodeAt(0),I.charCodeAt(1),I.charCodeAt(2),I.charCodeAt(3)]);var R=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),O=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);P.HDLR_TYPES={video:R,audio:O};var b=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),C=new Uint8Array([0,0,0,0,0,0,0,0]);P.STTS=P.STSC=P.STCO=C,P.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),P.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),P.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),P.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var L=new Uint8Array([105,115,111,109]),S=new Uint8Array([97,118,99,49]),w=new Uint8Array([0,0,0,1]);P.FTYP=P.box(P.types.ftyp,L,w,L,S),P.DINF=P.box(P.types.dinf,P.box(P.types.dref,b))},P.box=function(I){for(var R=8,O=arguments.length,b=new Array(O>1?O-1:0),C=1;C<O;C++)b[C-1]=arguments[C];for(var L=b.length,S=L;L--;)R+=b[L].byteLength;var w=new Uint8Array(R);for(w[0]=R>>24&255,w[1]=R>>16&255,w[2]=R>>8&255,w[3]=R&255,w.set(I,4),L=0,R=8;L<S;L++)w.set(b[L],R),R+=b[L].byteLength;return w},P.hdlr=function(I){return P.box(P.types.hdlr,P.HDLR_TYPES[I])},P.mdat=function(I){return P.box(P.types.mdat,I)},P.mdhd=function(I,R){R*=I;var O=Math.floor(R/(H+1)),b=Math.floor(R%(H+1));return P.box(P.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,O>>24,O>>16&255,O>>8&255,O&255,b>>24,b>>16&255,b>>8&255,b&255,85,196,0,0]))},P.mdia=function(I){return P.box(P.types.mdia,P.mdhd(I.timescale,I.duration),P.hdlr(I.type),P.minf(I))},P.mfhd=function(I){return P.box(P.types.mfhd,new Uint8Array([0,0,0,0,I>>24,I>>16&255,I>>8&255,I&255]))},P.minf=function(I){return I.type==="audio"?P.box(P.types.minf,P.box(P.types.smhd,P.SMHD),P.DINF,P.stbl(I)):P.box(P.types.minf,P.box(P.types.vmhd,P.VMHD),P.DINF,P.stbl(I))},P.moof=function(I,R,O){return P.box(P.types.moof,P.mfhd(I),P.traf(O,R))},P.moov=function(I){for(var R=I.length,O=[];R--;)O[R]=P.trak(I[R]);return P.box.apply(null,[P.types.moov,P.mvhd(I[0].timescale,I[0].duration)].concat(O).concat(P.mvex(I)))},P.mvex=function(I){for(var R=I.length,O=[];R--;)O[R]=P.trex(I[R]);return P.box.apply(null,[P.types.mvex].concat(O))},P.mvhd=function(I,R){R*=I;var O=Math.floor(R/(H+1)),b=Math.floor(R%(H+1)),C=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,O>>24,O>>16&255,O>>8&255,O&255,b>>24,b>>16&255,b>>8&255,b&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return P.box(P.types.mvhd,C)},P.sdtp=function(I){var R=I.samples||[],O=new Uint8Array(4+R.length),b,C;for(b=0;b<R.length;b++)C=R[b].flags,O[b+4]=C.dependsOn<<4|C.isDependedOn<<2|C.hasRedundancy;return P.box(P.types.sdtp,O)},P.stbl=function(I){return P.box(P.types.stbl,P.stsd(I),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(I){var R=[],O=[],b,C,L;for(b=0;b<I.sps.length;b++)C=I.sps[b],L=C.byteLength,R.push(L>>>8&255),R.push(L&255),R=R.concat(Array.prototype.slice.call(C));for(b=0;b<I.pps.length;b++)C=I.pps[b],L=C.byteLength,O.push(L>>>8&255),O.push(L&255),O=O.concat(Array.prototype.slice.call(C));var S=P.box(P.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|I.sps.length].concat(R).concat([I.pps.length]).concat(O))),w=I.width,T=I.height,c=I.pixelRatio[0],o=I.pixelRatio[1];return P.box(P.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,w>>8&255,w&255,T>>8&255,T&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]),S,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,c&255,o>>24,o>>16&255,o>>8&255,o&255])))},P.esds=function(I){var R=I.config.length;return new Uint8Array([0,0,0,0,3,23+R,0,1,0,4,15+R,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([R]).concat(I.config).concat([6,1,2]))},P.mp4a=function(I){var R=I.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),P.box(P.types.esds,P.esds(I)))},P.mp3=function(I){var R=I.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},P.stsd=function(I){return I.type==="audio"?!I.isAAC&&I.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(I)):P.box(P.types.stsd,P.STSD,P.mp4a(I)):P.box(P.types.stsd,P.STSD,P.avc1(I))},P.tkhd=function(I){var R=I.id,O=I.duration*I.timescale,b=I.width,C=I.height,L=Math.floor(O/(H+1)),S=Math.floor(O%(H+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,0,0,0,0,L>>24,L>>16&255,L>>8&255,L&255,S>>24,S>>16&255,S>>8&255,S&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,b>>8&255,b&255,0,0,C>>8&255,C&255,0,0]))},P.traf=function(I,R){var O=P.sdtp(I),b=I.id,C=Math.floor(R/(H+1)),L=Math.floor(R%(H+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,b>>24,b>>16&255,b>>8&255,b&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,C>>24,C>>16&255,C>>8&255,C&255,L>>24,L>>16&255,L>>8&255,L&255])),P.trun(I,O.length+16+20+8+16+8+8),O)},P.trak=function(I){return I.duration=I.duration||4294967295,P.box(P.types.trak,P.tkhd(I),P.mdia(I))},P.trex=function(I){var R=I.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(I,R){var O=I.samples||[],b=O.length,C=12+16*b,L=new Uint8Array(C),S,w,T,c,o,d;for(R+=8+C,L.set([0,0,15,1,b>>>24&255,b>>>16&255,b>>>8&255,b&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),S=0;S<b;S++)w=O[S],T=w.duration,c=w.size,o=w.flags,d=w.cts,L.set([T>>>24&255,T>>>16&255,T>>>8&255,T&255,c>>>24&255,c>>>16&255,c>>>8&255,c&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,d>>>24&255,d>>>16&255,d>>>8&255,d&255],12+16*S);return P.box(P.types.trun,L)},P.initSegment=function(I){P.types||P.init();var R=P.moov(I),O=new Uint8Array(P.FTYP.byteLength+R.byteLength);return O.set(P.FTYP),O.set(R,P.FTYP.byteLength),O},P}();M.types=void 0,M.HDLR_TYPES=void 0,M.STTS=void 0,M.STSC=void 0,M.STCO=void 0,M.STSZ=void 0,M.VMHD=void 0,M.SMHD=void 0,M.STSD=void 0,M.FTYP=void 0,M.DINF=void 0,G.default=M},"./src/remux/mp4-remuxer.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return d}),A.d(G,"normalizePts",function(){return u});var H=A("./src/polyfills/number.ts"),M=A("./src/remux/aac-helper.ts"),P=A("./src/remux/mp4-generator.ts"),F=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),O=A("./src/types/loader.ts"),b=A("./src/utils/timescale-conversion.ts");function C(){return C=Object.assign||function(l){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(l[h]=f[h])}return l},C.apply(this,arguments)}var L=10*1e3,S=1024,w=1152,T=null,c=null,o=!1,d=function(){function l(f,h,s,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=f,this.config=h,this.typeSupported=s,this.ISGenerated=!1,T===null){var v=navigator.userAgent||"",p=v.match(/Chrome\/(\d+)/i);T=p?parseInt(p[1]):0}if(c===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);c=E?parseInt(E[1]):0}o=!!T&&T<75||!!c&&c<600}var y=l.prototype;return y.destroy=function(){},y.resetTimeStamp=function(h){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=h},y.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(h){var s=!1,a=h.reduce(function(v,p){var E=p.pts-v;return E<-4294967296?(s=!0,u(v,p.pts)):E>0?v:p.pts},h[0].pts);return s&&R.logger.debug("PTS rollover detected"),a},y.remux=function(h,s,a,v,p,E,D,N){var W,z,B,U,X,ne,le=p,de=p,we=h.pid>-1,ge=s.pid>-1,ve=s.samples.length,he=h.samples.length>0,fe=ve>1,oe=(!we||he)&&(!ge||fe)||this.ISGenerated||D;if(oe){this.ISGenerated||(B=this.generateIS(h,s,p));var Z=this.isVideoContiguous,Ee=-1;if(fe&&(Ee=x(s.samples),!Z&&this.config.forceKeyFrameOnDiscontinuity))if(ne=!0,Ee>0){R.logger.warn("[mp4-remuxer]: Dropped "+Ee+" out of "+ve+" video samples due to a missing keyframe");var Be=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(Ee),s.dropped+=Ee,de+=(s.samples[0].pts-Be)/(s.timescale||9e4)}else Ee===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+ve+" video samples"),ne=!1);if(this.ISGenerated){if(he&&fe){var Ne=this.getVideoStartPts(s.samples),He=u(h.samples[0].pts,Ne)-Ne,ze=He/s.inputTimeScale;le+=Math.max(0,ze),de+=Math.max(0,-ze)}if(he){if(h.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(h,s,p)),z=this.remuxAudio(h,le,this.isAudioContiguous,E,ge||fe||N===O.PlaylistLevelType.AUDIO?de:void 0),fe){var Ae=z?z.endPTS-z.startPTS:0;s.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(h,s,p)),W=this.remuxVideo(s,de,Z,Ae)}}else fe&&(W=this.remuxVideo(s,de,Z,0));W&&(W.firstKeyFrame=Ee,W.independent=Ee!==-1)}}return this.ISGenerated&&(a.samples.length&&(X=this.remuxID3(a,p)),v.samples.length&&(U=this.remuxText(v,p))),{audio:z,video:W,initSegment:B,independent:ne,text:U,id3:X}},y.generateIS=function(h,s,a){var v=h.samples,p=s.samples,E=this.typeSupported,D={},N=!Object(H.isFiniteNumber)(this._initPTS),W="audio/mp4",z,B,U;if(N&&(z=B=Infinity),h.config&&v.length&&(h.timescale=h.samplerate,h.isAAC||(E.mpeg?(W="audio/mpeg",h.codec=""):E.mp3&&(h.codec="mp3")),D.audio={id:"audio",container:W,codec:h.codec,initSegment:!h.isAAC&&E.mpeg?new Uint8Array(0):P.default.initSegment([h]),metadata:{channelCount:h.channelCount}},N&&(U=h.inputTimeScale,z=B=v[0].pts-Math.round(U*a))),s.sps&&s.pps&&p.length&&(s.timescale=s.inputTimeScale,D.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:P.default.initSegment([s]),metadata:{width:s.width,height:s.height}},N)){U=s.inputTimeScale;var X=this.getVideoStartPts(p),ne=Math.round(U*a);B=Math.min(B,u(p[0].dts,X)-ne),z=Math.min(z,X-ne)}if(Object.keys(D).length)return this.ISGenerated=!0,N&&(this._initPTS=z,this._initDTS=B),{tracks:D,initPTS:z,timescale:U}},y.remuxVideo=function(h,s,a,v){var p=h.inputTimeScale,E=h.samples,D=[],N=E.length,W=this._initPTS,z=this.nextAvcDts,B=8,U,X,ne,le=Number.POSITIVE_INFINITY,de=Number.NEGATIVE_INFINITY,we=0,ge=!1;if(!a||z===null){var ve=s*p,he=E[0].pts-u(E[0].dts,E[0].pts);z=ve-he}for(var fe=0;fe<N;fe++){var oe=E[fe];if(oe.pts=u(oe.pts-W,z),oe.dts=u(oe.dts-W,z),oe.dts>oe.pts){var Z=9e4*.2;we=Math.max(Math.min(we,oe.pts-oe.dts),-1*Z)}oe.dts<E[fe>0?fe-1:fe].dts&&(ge=!0)}ge&&E.sort(function(Dt,Ge){var lt=Dt.dts-Ge.dts,Ct=Dt.pts-Ge.pts;return lt||Ct}),X=E[0].dts,ne=E[E.length-1].dts;var Ee=Math.round((ne-X)/(N-1));if(we<0){if(we<Ee*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(b.toMsFromMpegTsClock)(-Ee,!0)+" ms");for(var Be=we,Ne=0;Ne<N;Ne++)E[Ne].dts=Be=Math.max(Be,E[Ne].pts-Ee),E[Ne].pts=Math.max(Be,E[Ne].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(b.toMsFromMpegTsClock)(we,!0)+" ms to overcome this issue");for(var He=0;He<N;He++)E[He].dts=E[He].dts+we}X=E[0].dts}if(a){var ze=X-z,Ae=ze>Ee,Ce=ze<-1;if(Ae||Ce){Ae?R.logger.warn("AVC: "+Object(b.toMsFromMpegTsClock)(ze,!0)+" ms ("+ze+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(b.toMsFromMpegTsClock)(-ze,!0)+" ms ("+ze+"dts) overlapping between fragments detected"),X=z;var Me=E[0].pts-ze;E[0].dts=X,E[0].pts=Me,R.logger.log("Video: First PTS/DTS adjusted: "+Object(b.toMsFromMpegTsClock)(Me,!0)+"/"+Object(b.toMsFromMpegTsClock)(X,!0)+", delta: "+Object(b.toMsFromMpegTsClock)(ze,!0)+" ms")}}o&&(X=Math.max(0,X));for(var Ue=0,Ie=0,De=0;De<N;De++){for(var Te=E[De],rt=Te.units,Qe=rt.length,Ve=0,Xe=0;Xe<Qe;Xe++)Ve+=rt[Xe].data.length;Ie+=Ve,Ue+=Qe,Te.length=Ve,Te.dts=Math.max(Te.dts,X),Te.pts=Math.max(Te.pts,Te.dts,0),le=Math.min(Te.pts,le),de=Math.max(Te.pts,de)}ne=E[N-1].dts;var ut=Ie+4*Ue+8,tt;try{tt=new Uint8Array(ut)}catch(Dt){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ut,reason:"fail allocating video mdat "+ut});return}var qe=new DataView(tt.buffer);qe.setUint32(0,ut),tt.set(P.default.types.mdat,4);for(var be=0;be<N;be++){for(var nt=E[be],Ye=nt.units,xe=0,Re=0,ue=Ye.length;Re<ue;Re++){var ie=Ye[Re],se=ie.data,Y=ie.data.byteLength;qe.setUint32(B,Y),B+=4,tt.set(se,B),B+=Y,xe+=4+Y}if(be<N-1)U=E[be+1].dts-nt.dts;else{var $=this.config,J=nt.dts-E[be>0?be-1:be].dts;if($.stretchShortVideoTrack&&this.nextAudioPts!==null){var ee=Math.floor($.maxBufferHole*p),re=(v?le+v*p:this.nextAudioPts)-nt.pts;re>ee?(U=re-J,U<0&&(U=J),R.logger.log("[mp4-remuxer]: It is approximately "+re/90+" ms to the next segment; using duration "+U/90+" ms for the last video frame.")):U=J}else U=J}var ye=Math.round(nt.pts-nt.dts);D.push(new g(nt.key,U,xe,ye))}if(D.length&&T&&T<70){var _e=D[0].flags;_e.dependsOn=2,_e.isNonSync=0}console.assert(U!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=z=ne+U,this.isVideoContiguous=!0;var je=P.default.moof(h.sequenceNumber++,X,C({},h,{samples:D})),Ke="video",st={data1:je,data2:tt,startPTS:le/p,endPTS:(de+U)/p,startDTS:X/p,endDTS:z/p,type:Ke,hasAudio:!1,hasVideo:!0,nb:D.length,dropped:h.dropped};return 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Ne=Math.round(Ee/z);fe=Z-Ne*z,fe<0&&(Ne--,fe+=z),he===0&&(this.nextAudioPts=de=fe),R.logger.warn("[mp4-remuxer]: Injecting "+Ne+" audio frame @ "+(fe/E).toFixed(3)+"s due to "+Math.round(1e3*Ee/E)+" ms gap.");for(var He=0;He<Ne;He++){var ze=Math.max(fe,0),Ae=M.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);Ae||(R.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),Ae=oe.unit.subarray()),ne.splice(he,0,{unit:Ae,pts:ze}),fe+=z,he++}}oe.pts=fe,fe+=z}for(var Ce=null,Me=null,Ue,Ie=0,De=ne.length;De--;)Ie+=ne[De].unit.byteLength;for(var Te=0,rt=ne.length;Te<rt;Te++){var Qe=ne[Te],Ve=Qe.unit,Xe=Qe.pts;if(Me!==null){var ut=X[Te-1];ut.duration=Math.round((Xe-Me)/N)}else if(a&&h.isAAC&&(Xe=de),Ce=Xe,Ie>0){Ie+=le;try{Ue=new Uint8Array(Ie)}catch(se){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ie,reason:"fail allocating audio mdat 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0,this.duration=f,this.size=h,this.cts=s,this.flags=new m(y)},m=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(q,G,A){"use strict";A.r(G);var H=A("./src/polyfills/number.ts"),M=A("./src/utils/mp4-tools.ts"),P=A("./src/loader/fragment.ts"),F=A("./src/utils/logger.ts"),I=function(){function b(){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 C=b.prototype;return C.destroy=function(){},C.resetTimeStamp=function(S){this.initPTS=S,this.lastEndDTS=null},C.resetNextTimestamp=function(){this.lastEndDTS=null},C.resetInitSegment=function(S,w,T){this.audioCodec=w,this.videoCodec=T,this.generateInitSegment(S),this.emitInitSegment=!0},C.generateInitSegment=function(S){var w=this.audioCodec,T=this.videoCodec;if(!S||!S.byteLength){this.initTracks=void 0,this.initData=void 0;return}var c=this.initData=Object(M.parseInitSegment)(S);w||(w=O(c.audio,P.ElementaryStreamTypes.AUDIO)),T||(T=O(c.video,P.ElementaryStreamTypes.VIDEO));var o={};c.audio&&c.video?o.audiovideo={container:"video/mp4",codec:w+","+T,initSegment:S,id:"main"}:c.audio?o.audio={container:"audio/mp4",codec:w,initSegment:S,id:"audio"}:c.video?o.video={container:"video/mp4",codec:T,initSegment:S,id:"main"}:F.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},C.remux=function(S,w,T,c,o){var d=this.initPTS,u=this.lastEndDTS,x={audio:void 0,video:void 0,text:c,id3:T,initSegment:void 0};Object(H.isFiniteNumber)(u)||(u=this.lastEndDTS=o||0);var g=w.samples;if(!g||!g.length)return x;var m={initPTS:void 0,timescale:1},l=this.initData;if((!l||!l.length)&&(this.generateInitSegment(g),l=this.initData),!l||!l.length)return F.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),x;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(H.isFiniteNumber)(d)||(this.initPTS=m.initPTS=d=R(l,g,u));var y=Object(M.getDuration)(g,l),f=u,h=y+f;Object(M.offsetStartDTS)(l,g,d),y>0?this.lastEndDTS=h:(F.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var s=!!l.audio,a=!!l.video,v="";s&&(v+="audio"),a&&(v+="video");var p={data1:g,startPTS:f,startDTS:f,endPTS:h,endDTS:h,type:v,hasAudio:s,hasVideo:a,nb:1,dropped:0};return x.audio=p.type==="audio"?p:void 0,x.video=p.type!=="audio"?p:void 0,x.text=c,x.id3=T,x.initSegment=m,x},b}(),R=function(C,L,S){return Object(M.getStartDTS)(C,L)-S};function O(b,C){var L=b==null?void 0:b.codec;return L&&L.length>4?L:L==="hvc1"?"hvc1.1.c.L120.90":L==="av01"?"av01.0.04M.08":L==="avc1"||C===P.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=I},"./src/task-loop.ts":function(q,G,A){"use 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b=F.getBuffered(R),C=0;C<b.length;C++)if(O>=b.start(C)&&O<=b.end(C))return!0}}catch(L){}return!1},F.bufferInfo=function(R,O,b){try{if(R){var C=F.getBuffered(R),L=[],S;for(S=0;S<C.length;S++)L.push({start:C.start(S),end:C.end(S)});return this.bufferedInfo(L,O,b)}}catch(w){}return{len:0,start:O,end:O,nextStart:void 0}},F.bufferedInfo=function(R,O,b){O=Math.max(0,O),R.sort(function(m,l){var y=m.start-l.start;return y||l.end-m.end});var C=[];if(b)for(var L=0;L<R.length;L++){var S=C.length;if(S){var w=C[S-1].end;R[L].start-w<b?R[L].end>w&&(C[S-1].end=R[L].end):C.push(R[L])}else C.push(R[L])}else C=R;for(var T=0,c,o=O,d=O,u=0;u<C.length;u++){var x=C[u].start,g=C[u].end;if(O+b>=x&&O<g)o=x,d=g,T=d-O;else if(O+b<x){c=x;break}}return{len:T,start:o||0,end:d||0,nextStart:c}},F.getBuffered=function(R){try{return R.buffered}catch(O){return H.logger.log("failed to get media.buffered",O),M}},F}()},"./src/utils/cea-608-parser.ts":function(q,G,A){"use strict";A.r(G),A.d(G,"Row",function(){return 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M.hasOwnProperty(h)&&(s=M[h]),String.fromCharCode(s)},F=15,I=100,R={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},O={17:2,18:4,21:6,22:8,23:10,19:13,20:15},b={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},C={25:2,26:4,29:6,30:8,31:10,27:13,28:15},L=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],S;(function(f){f[f.ERROR=0]="ERROR",f[f.TEXT=1]="TEXT",f[f.WARNING=2]="WARNING",f[f.INFO=2]="INFO",f[f.DEBUG=3]="DEBUG",f[f.DATA=3]="DATA"})(S||(S={}));var w=function(){function f(){this.time=null,this.verboseLevel=S.ERROR}var h=f.prototype;return h.log=function(a,v){this.verboseLevel>=a&&H.logger.log(this.time+" ["+a+"] "+v)},f}(),T=function(h){for(var s=[],a=0;a<h.length;a++)s.push(h[a].toString(16));return s},c=function(){function f(s,a,v,p,E){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=s||"white",this.underline=a||!1,this.italics=v||!1,this.background=p||"black",this.flash=E||!1}var h=f.prototype;return h.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},h.setStyles=function(a){for(var v=["foreground","underline","italics","background","flash"],p=0;p<v.length;p++){var E=v[p];a.hasOwnProperty(E)&&(this[E]=a[E])}},h.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},h.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},h.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},h.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},f}(),o=function(){function f(s,a,v,p,E,D){this.uchar=void 0,this.penState=void 0,this.uchar=s||" ",this.penState=new c(a,v,p,E,D)}var h=f.prototype;return h.reset=function(){this.uchar=" ",this.penState.reset()},h.setChar=function(a,v){this.uchar=a,this.penState.copy(v)},h.setPenState=function(a){this.penState.copy(a)},h.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},h.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},h.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},f}(),d=function(){function f(s){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<I;a++)this.chars.push(new o);this.logger=s,this.pos=0,this.currPenState=new c}var h=f.prototype;return h.equals=function(a){for(var v=!0,p=0;p<I;p++)if(!this.chars[p].equals(a.chars[p])){v=!1;break}return v},h.copy=function(a){for(var v=0;v<I;v++)this.chars[v].copy(a.chars[v])},h.isEmpty=function(){for(var a=!0,v=0;v<I;v++)if(!this.chars[v].isEmpty()){a=!1;break}return a},h.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(S.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>I&&(this.logger.log(S.DEBUG,"Too large cursor position "+this.pos),this.pos=I)},h.moveCursor=function(a){var v=this.pos+a;if(a>1)for(var p=this.pos+1;p<v+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(v)},h.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},h.insertChar=function(a){a>=144&&this.backSpace();var v=P(a);if(this.pos>=I){this.logger.log(S.ERROR,"Cannot insert "+a.toString(16)+" ("+v+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(v,this.currPenState),this.moveCursor(1)},h.clearFromPos=function(a){var v;for(v=a;v<I;v++)this.chars[v].reset()},h.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},h.clearToEndOfRow=function(){this.clearFromPos(this.pos)},h.getTextString=function(){for(var a=[],v=!0,p=0;p<I;p++){var E=this.chars[p].uchar;E!==" "&&(v=!1),a.push(E)}return v?"":a.join("")},h.setPenStyles=function(a){this.currPenState.setStyles(a);var v=this.chars[this.pos];v.setPenState(this.currPenState)},f}(),u=function(){function f(s){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<F;a++)this.rows.push(new d(s));this.logger=s,this.currRow=F-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var h=f.prototype;return h.reset=function(){for(var a=0;a<F;a++)this.rows[a].clear();this.currRow=F-1},h.equals=function(a){for(var v=!0,p=0;p<F;p++)if(!this.rows[p].equals(a.rows[p])){v=!1;break}return v},h.copy=function(a){for(var v=0;v<F;v++)this.rows[v].copy(a.rows[v])},h.isEmpty=function(){for(var a=!0,v=0;v<F;v++)if(!this.rows[v].isEmpty()){a=!1;break}return a},h.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},h.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},h.insertChar=function(a){var v=this.rows[this.currRow];v.insertChar(a)},h.setPen=function(a){var v=this.rows[this.currRow];v.setPenStyles(a)},h.moveCursor=function(a){var v=this.rows[this.currRow];v.moveCursor(a)},h.setCursor=function(a){this.logger.log(S.INFO,"setCursor: "+a);var v=this.rows[this.currRow];v.setCursor(a)},h.setPAC=function(a){this.logger.log(S.INFO,"pacData = "+JSON.stringify(a));var v=a.row-1;if(this.nrRollUpRows&&v<this.nrRollUpRows-1&&(v=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==v){for(var p=0;p<F;p++)this.rows[p].clear();var E=this.currRow+1-this.nrRollUpRows,D=this.lastOutputScreen;if(D){var N=D.rows[E].cueStartTime,W=this.logger.time;if(N&&W!==null&&N<W)for(var z=0;z<this.nrRollUpRows;z++)this.rows[v-this.nrRollUpRows+z+1].copy(D.rows[E+z])}}this.currRow=v;var B=this.rows[this.currRow];if(a.indent!==null){var U=a.indent,X=Math.max(U-1,0);B.setCursor(a.indent),a.color=B.chars[X].penState.foreground}var ne={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(ne)},h.setBkgData=function(a){this.logger.log(S.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},h.setRollUpRows=function(a){this.nrRollUpRows=a},h.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(S.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(S.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,v=this.rows.splice(a,1)[0];v.clear(),this.rows.splice(this.currRow,0,v),this.logger.log(S.INFO,"Rolling up")},h.getDisplayText=function(a){a=a||!1;for(var v=[],p="",E=-1,D=0;D<F;D++){var N=this.rows[D].getTextString();N&&(E=D+1,a?v.push("Row "+E+": '"+N+"'"):v.push(N.trim()))}return v.length>0&&(a?p="["+v.join(" | ")+"]":p=v.join(`
`)),p},h.getTextAndFormat=function(){return this.rows},f}(),x=function(){function f(s,a,v){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=s,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new u(v),this.nonDisplayedMemory=new u(v),this.lastOutputScreen=new u(v),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=v}var h=f.prototype;return h.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},h.getHandler=function(){return this.outputFilter},h.setHandler=function(a){this.outputFilter=a},h.setPAC=function(a){this.writeScreen.setPAC(a)},h.setBkgData=function(a){this.writeScreen.setBkgData(a)},h.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(S.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},h.insertChars=function(a){for(var v=0;v<a.length;v++)this.writeScreen.insertChar(a[v]);var p=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(S.INFO,p+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(S.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},h.ccRCL=function(){this.logger.log(S.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},h.ccBS=function(){if(this.logger.log(S.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},h.ccAOF=function(){},h.ccAON=function(){},h.ccDER=function(){this.logger.log(S.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},h.ccRU=function(a){this.logger.log(S.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},h.ccFON=function(){this.logger.log(S.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},h.ccRDC=function(){this.logger.log(S.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},h.ccTR=function(){this.logger.log(S.INFO,"TR"),this.setMode("MODE_TEXT")},h.ccRTD=function(){this.logger.log(S.INFO,"RTD"),this.setMode("MODE_TEXT")},h.ccEDM=function(){this.logger.log(S.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},h.ccCR=function(){this.logger.log(S.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},h.ccENM=function(){this.logger.log(S.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},h.ccEOC=function(){if(this.logger.log(S.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(S.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},h.ccTO=function(a){this.logger.log(S.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},h.ccMIDROW=function(a){var v={flash:!1};if(v.underline=a%2===1,v.italics=a>=46,v.italics)v.foreground="white";else{var p=Math.floor(a/2)-16,E=["white","green","blue","cyan","red","yellow","magenta"];v.foreground=E[p]}this.logger.log(S.INFO,"MIDROW: "+JSON.stringify(v)),this.writeScreen.setPen(v)},h.outputDataUpdate=function(a){a===void 0&&(a=!1);var v=this.logger.time;if(v===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=v:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,v,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:v),this.lastOutputScreen.copy(this.displayedMemory))},h.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},f}(),g=function(){function f(s,a,v){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new w;this.channels=[null,new x(s,a,p),new x(s+1,v,p)],this.cmdHistory=y(),this.logger=p}var h=f.prototype;return h.getHandler=function(a){return this.channels[a].getHandler()},h.setHandler=function(a,v){this.channels[a].setHandler(v)},h.addData=function(a,v){var p,E,D,N=!1;this.logger.time=a;for(var W=0;W<v.length;W+=2){if(E=v[W]&127,D=v[W+1]&127,E===0&&D===0)continue;if(this.logger.log(S.DATA,"["+T([v[W],v[W+1]])+"] -> ("+T([E,D])+")"),p=this.parseCmd(E,D),p||(p=this.parseMidrow(E,D)),p||(p=this.parsePAC(E,D)),p||(p=this.parseBackgroundAttributes(E,D)),!p&&(N=this.parseChars(E,D),N)){var z=this.currentChannel;if(z&&z>0){var B=this.channels[z];B.insertChars(N)}else this.logger.log(S.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!N&&this.logger.log(S.WARNING,"Couldn't parse cleaned data "+T([E,D])+" orig: "+T([v[W],v[W+1]]))}},h.parseCmd=function(a,v){var p=this.cmdHistory,E=(a===20||a===28||a===21||a===29)&&v>=32&&v<=47,D=(a===23||a===31)&&v>=33&&v<=35;if(!(E||D))return!1;if(l(a,v,p))return m(null,null,p),this.logger.log(S.DEBUG,"Repeated command ("+T([a,v])+") is dropped"),!0;var N=a===20||a===21||a===23?1:2,W=this.channels[N];return a===20||a===21||a===28||a===29?v===32?W.ccRCL():v===33?W.ccBS():v===34?W.ccAOF():v===35?W.ccAON():v===36?W.ccDER():v===37?W.ccRU(2):v===38?W.ccRU(3):v===39?W.ccRU(4):v===40?W.ccFON():v===41?W.ccRDC():v===42?W.ccTR():v===43?W.ccRTD():v===44?W.ccEDM():v===45?W.ccCR():v===46?W.ccENM():v===47&&W.ccEOC():W.ccTO(v-32),m(a,v,p),this.currentChannel=N,!0},h.parseMidrow=function(a,v){var p=0;if((a===17||a===25)&&v>=32&&v<=47){if(a===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(S.ERROR,"Mismatch channel in midrow parsing"),!1;var E=this.channels[p];return E?(E.ccMIDROW(v),this.logger.log(S.DEBUG,"MIDROW ("+T([a,v])+")"),!0):!1}return!1},h.parsePAC=function(a,v){var p,E=this.cmdHistory,D=(a>=17&&a<=23||a>=25&&a<=31)&&v>=64&&v<=127,N=(a===16||a===24)&&v>=64&&v<=95;if(!(D||N))return!1;if(l(a,v,E))return m(null,null,E),!0;var W=a<=23?1:2;v>=64&&v<=95?p=W===1?R[a]:b[a]:p=W===1?O[a]:C[a];var z=this.channels[W];return z?(z.setPAC(this.interpretPAC(p,v)),m(a,v,E),this.currentChannel=W,!0):!1},h.interpretPAC=function(a,v){var p,E={color:null,italics:!1,indent:null,underline:!1,row:a};return v>95?p=v-96:p=v-64,E.underline=(p&1)===1,p<=13?E.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(p/2)]:p<=15?(E.italics=!0,E.color="white"):E.indent=Math.floor((p-16)/2)*4,E},h.parseChars=function(a,v){var p,E=null,D=null;if(a>=25?(p=2,D=a-8):(p=1,D=a),D>=17&&D<=19){var N;D===17?N=v+80:D===18?N=v+112:N=v+144,this.logger.log(S.INFO,"Special char '"+P(N)+"' in channel "+p),E=[N]}else a>=32&&a<=127&&(E=v===0?[a]:[a,v]);if(E){var 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