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j=e.splitSpaces?Ls(t,e.trailingSpace):t,K=e.cm.state.specialChars,V=!1,re;if(!K.test(t))e.col+=t.length,re=document.createTextNode(j),e.map.push(e.pos,e.pos+t.length,re),N&&k<9&&(V=!0),e.pos+=t.length;else{re=document.createDocumentFragment();for(var ae=0;;){K.lastIndex=ae;var fe=K.exec(t),ce=fe?fe.index-ae:t.length-ae;if(ce){var De=document.createTextNode(j.slice(ae,ae+ce));N&&k<9?re.appendChild(a("span",[De])):re.appendChild(De),e.map.push(e.pos,e.pos+ce,De),e.col+=ce,e.pos+=ce}if(!fe)break;ae+=ce+1;var Pe=void 0;if(fe[0]=="	"){var Fe=e.cm.options.tabSize,$e=Fe-e.col%Fe;Pe=re.appendChild(a("span",de($e),"cm-tab")),Pe.setAttribute("role","presentation"),Pe.setAttribute("cm-text","	"),e.col+=$e}else fe[0]=="\r"||fe[0]==`
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0,fe=0;fe<t.length&&!(ae=t[fe],ae.to>V&&ae.from<=V);fe++);if(ae.to>=re)return e(n,r,i,S,I,j,K);e(n,r.slice(0,ae.to-V),i,S,null,j,K),S=null,r=r.slice(ae.to-V),V=ae.to}}}function Wa(e,t,n,r){var i=!r&&n.widgetNode;i&&e.map.push(e.pos,e.pos+t,i),!r&&e.cm.display.input.needsContentAttribute&&(i||(i=e.content.appendChild(document.createElement("span"))),i.setAttribute("cm-marker",n.id)),i&&(e.cm.display.input.setUneditable(i),e.content.appendChild(i)),e.pos+=t,e.trailingSpace=!1}function Ds(e,t,n){var r=e.markedSpans,i=e.text,S=0;if(!r){for(var I=1;I<n.length;I+=2)t.addToken(t,i.slice(S,S=n[I]),Qr(n[I+1],t.cm.options));return}for(var j=i.length,K=0,V=1,re="",ae,fe,ce=0,De,Pe,Fe,$e,rt;;){if(ce==K){De=Pe=Fe=fe="",rt=null,$e=null,ce=Infinity;for(var Je=[],at=void 0,ht=0;ht<r.length;++ht){var ut=r[ht],Tt=ut.marker;if(Tt.type=="bookmark"&&ut.from==K&&Tt.widgetNode)Je.push(Tt);else if(ut.from<=K&&(ut.to==null||ut.to>K||Tt.collapsed&&ut.to==K&&ut.from==K)){if(ut.to!=null&&ut.to!=K&&ce>ut.to&&(ce=ut.to,Pe=""),Tt.className&&(De+=" "+Tt.className),Tt.css&&(fe=(fe?fe+";":"")+Tt.css),Tt.startStyle&&ut.from==K&&(Fe+=" "+Tt.startStyle),Tt.endStyle&&ut.to==ce&&(at||(at=[])).push(Tt.endStyle,ut.to),Tt.title&&((rt||(rt={})).title=Tt.title),Tt.attributes)for(var Mt in Tt.attributes)(rt||(rt={}))[Mt]=Tt.attributes[Mt];Tt.collapsed&&(!$e||Zn($e.marker,Tt)<0)&&($e=ut)}else ut.from>K&&ce>ut.from&&(ce=ut.from)}if(at)for(var rr=0;rr<at.length;rr+=2)at[rr+1]==ce&&(Pe+=" "+at[rr]);if(!$e||$e.from==K)for(var Wt=0;Wt<Je.length;++Wt)Wa(t,0,Je[Wt]);if($e&&($e.from||0)==K){if(Wa(t,($e.to==null?j+1:$e.to)-K,$e.marker,$e.from==null),$e.to==null)return;$e.to==K&&($e=!1)}}if(K>=j)break;for(var Ar=Math.min(j,ce);;){if(re){var Tr=K+re.length;if(!$e){var Vt=Tr>Ar?re.slice(0,Ar-K):re;t.addToken(t,Vt,ae?ae+De:De,Fe,K+Vt.length==ce?Pe:"",fe,rt)}if(Tr>=Ar){re=re.slice(Ar-K),K=Ar;break}K=Tr,Fe=""}re=i.slice(S,S=n[V++]),ae=Qr(n[V++],t.cm.options)}}}function Ha(e,t,n){this.line=t,this.rest=gt(t),this.size=this.rest?St(Le(this.rest))-n+1:1,this.node=this.text=null,this.hidden=Ct(e,t)}function _i(e,t,n){for(var r=[],i,S=t;S<n;S=i){var I=new Ha(e.doc,nt(e.doc,S),S);i=S+I.size,r.push(I)}return r}var Mn=null;function _s(e){Mn?Mn.ops.push(e):e.ownsGroup=Mn={ops:[e],delayedCallbacks:[]}}function Os(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 Rs(e,t){var n=e.ownsGroup;if(!n)return;try{Os(n)}finally{Mn=null,t(n)}}var ei=null;function ar(e,t){var n=qe(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;Mn?i=Mn.delayedCallbacks:ei?i=ei:(i=ei=[],setTimeout(Ms,0));for(var S=function(j){i.push(function(){return n[j].apply(null,r)})},I=0;I<n.length;++I)S(I)}function Ms(){var e=ei;ei=null;for(var t=0;t<e.length;++t)e[t]()}function Ka(e,t,n,r){for(var i=0;i<t.changes.length;i++){var S=t.changes[i];S=="text"?ks(e,t):S=="gutter"?za(e,t,n,r):S=="class"?ta(e,t):S=="widget"&&Is(e,t,r)}t.changes=null}function ti(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),N&&k<8&&(e.node.style.zIndex=2)),e.node}function Ps(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=ti(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Ga(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Zr(e,t)}function ks(e,t){var n=t.text.className,r=Ga(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,ta(e,t)):n&&(t.text.className=n)}function ta(e,t){Ps(e,t),t.line.wrapClass?ti(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 za(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=ti(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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"+r.gutterWidth[V]+"px"))}}}function Is(e,t,n){t.alignable&&(t.alignable=null);for(var r=x("CodeMirror-linewidget"),i=t.node.firstChild,S=void 0;i;i=S)S=i.nextSibling,r.test(i.className)&&t.node.removeChild(i);Va(e,t,n)}function Us(e,t,n,r){var i=Ga(e,t);return t.text=t.node=i.pre,i.bgClass&&(t.bgClass=i.bgClass),i.textClass&&(t.textClass=i.textClass),ta(e,t),za(e,t,n,r),Va(e,t,r),t.node}function Va(e,t,n){if(Xa(e,t.line,t,n,!0),t.rest)for(var r=0;r<t.rest.length;r++)Xa(e,t.rest[r],t,n,!1)}function Xa(e,t,n,r,i){if(!t.widgets)return;for(var S=ti(n),I=0,j=t.widgets;I<j.length;++I){var K=j[I],V=a("div",[K.node],"CodeMirror-linewidget"+(K.className?" 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n=ue(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 Oi(e){return e.lineSpace.offsetTop}function ra(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Ya(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 Kr(e){return oe-e.display.nativeBarWidth}function vn(e){return e.display.scroller.clientWidth-Kr(e)-e.display.barWidth}function na(e){return e.display.scroller.clientHeight-Kr(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&vn(e);if(!t.measure.heights||r&&t.measure.width!=i){var S=t.measure.heights=[];if(r){t.measure.width=i;for(var I=t.text.firstChild.getClientRects(),j=0;j<I.length-1;j++){var K=I[j],V=I[j+1];Math.abs(K.bottom-V.bottom)>2&&S.push((K.bottom+V.top)/2-n.top)}}S.push(n.bottom-n.top)}}function $a(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(St(e.rest[i])>n)return{map:e.measure.maps[i],cache:e.measure.caches[i],before:!0}}function Bs(e,t){t=Nr(t);var n=St(t),r=e.display.externalMeasured=new Ha(e.doc,t,n);r.lineN=n;var i=r.built=Zr(e,r);return r.text=i.pre,s(e.display.lineMeasure,i.pre),r}function Ja(e,t,n,r){return Gr(e,Pn(e,t),n,r)}function ia(e,t){if(t>=e.display.viewFrom&&t<e.display.viewTo)return e.display.view[En(e,t)];var n=e.display.externalMeasured;if(n&&t>=n.lineN&&t<n.lineN+n.size)return n}function Pn(e,t){var n=St(t),r=ia(e,n);r&&!r.text?r=null:r&&r.changes&&(Ka(e,r,n,da(e)),e.curOp.forceUpdate=!0),r||(r=Bs(e,t));var 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n=Qa;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=Za(t.map,n,r),S=i.node,I=i.start,j=i.end,K=i.collapse,V;if(S.nodeType==3){for(var re=0;re<4;re++){for(;I&&Ae(t.line.text.charAt(i.coverStart+I));)--I;for(;i.coverStart+j<i.coverEnd&&Ae(t.line.text.charAt(i.coverStart+j));)++j;if(N&&k<9&&I==0&&j==i.coverEnd-i.coverStart?V=S.parentNode.getBoundingClientRect():V=js(p(S,I,j).getClientRects(),r),V.left||V.right||I==0)break;j=I,I=I-1,K="right"}N&&k<11&&(V=Hs(e.display.measure,V))}else{I>0&&(K=r="right");var ae;e.options.lineWrapping&&(ae=S.getClientRects()).length>1?V=ae[r=="right"?ae.length-1:0]:V=S.getBoundingClientRect()}if(N&&k<9&&!I&&(!V||!V.left&&!V.right)){var fe=S.parentNode.getClientRects()[0];fe?V={left:fe.left,right:fe.left+In(e.display),top:fe.top,bottom:fe.bottom}:V=Qa}for(var 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ni(e){eo(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function to(){return E&&u?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function ro(){return E&&u?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function aa(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=ri(e.widgets[n]));return t}function Ri(e,t,n,r,i){if(!i){var S=aa(t);n.top+=S,n.bottom+=S}if(r=="line")return n;r||(r="local");var I=kt(t);if(r=="local"?I+=Oi(e.display):I-=e.display.viewOffset,r=="page"||r=="window"){var j=e.display.lineSpace.getBoundingClientRect();I+=j.top+(r=="window"?0:ro());var K=j.left+(r=="window"?0:to());n.left+=K,n.right+=K}return n.top+=I,n.bottom+=I,n}function no(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=to(),i-=ro();else if(n=="local"||!n){var S=e.display.sizer.getBoundingClientRect();r+=S.left,i+=S.top}var I=e.display.lineSpace.getBoundingClientRect();return{left:r-I.left,top:i-I.top}}function oa(e,t,n,r,i){return r||(r=nt(e.doc,t.line)),Ri(e,r,Ja(e,r,t.ch,i),n)}function Fr(e,t,n,r,i,S){r=r||nt(e.doc,t.line),i||(i=Pn(e,r));function I(De,Pe){var Fe=Gr(e,i,De,Pe?"right":"left",S);return Pe?Fe.left=Fe.right:Fe.right=Fe.left,Ri(e,r,Fe,n)}var j=Xe(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 I(V=="before"?K-1:K,V=="before");function re(De,Pe,Fe){var $e=j[Pe],rt=$e.level==1;return I(Fe?De-1:De,rt!=Fe)}var ae=He(j,K,V),fe=Ge,ce=re(K,ae,V=="before");return fe!=null&&(ce.other=re(K,fe,V!="before")),ce}function io(e,t){var 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S=Pn(e,t),I=aa(t),j=0,K=t.text.length,V=!0,re=Xe(t,e.doc.direction);if(re){var ae=(e.options.lineWrapping?zs:Gs)(e,t,n,S,re,r,i);V=ae.level!=1,j=V?ae.from:ae.to-1,K=V?ae.to:ae.from-1}var fe=null,ce=null,De=Ke(function(ht){var ut=Gr(e,S,ht);return ut.top+=I,ut.bottom+=I,ua(ut,r,i,!1)?(ut.top<=i&&ut.left<=r&&(fe=ht,ce=ut),!0):!1},j,K),Pe,Fe,$e=!1;if(ce){var rt=r-ce.left<ce.right-r,Je=rt==V;De=fe+(Je?0:1),Fe=Je?"after":"before",Pe=rt?ce.left:ce.right}else{!V&&(De==K||De==j)&&De++,Fe=De==0?"after":De==t.text.length?"before":Gr(e,S,De-(V?1:0)).bottom+I<=i==V?"after":"before";var at=Fr(e,Ue(n,De,Fe),"line",t,S);Pe=at.left,$e=i<at.top?-1:i>=at.bottom?1:0}return De=Re(t.text,De,1),sa(n,De,Fe,$e,r-Pe)}function Gs(e,t,n,r,i,S,I){var j=Ke(function(ae){var fe=i[ae],ce=fe.level!=1;return ua(Fr(e,Ue(n,ce?fe.to:fe.from,ce?"before":"after"),"line",t,r),S,I,!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 da(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,S=t.gutters.firstChild,I=0;S;S=S.nextSibling,++I){var j=e.display.gutterSpecs[I].className;n[j]=S.offsetLeft+S.clientLeft+i,r[j]=S.clientWidth}return{fixedPos:ca(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ca(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function so(e){var t=kn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/In(e.display)-3);return function(i){if(Ct(e.doc,i))return 0;var S=0;if(i.widgets)for(var I=0;I<i.widgets.length;I++)i.widgets[I].height&&(S+=i.widgets[I].height);return n?S+(Math.ceil(i.text.length/r)||1)*t:S+t}}function fa(e){var t=e.doc,n=so(e);t.iter(function(r){var i=n(r);i!=r.height&&yr(r,i)})}function bn(e,t,n,r){var i=e.display;if(!n&&ue(t).getAttribute("cm-not-content")=="true")return null;var S,I,j=i.lineSpace.getBoundingClientRect();try{S=t.clientX-j.left,I=t.clientY-j.top}catch(ae){return null}var K=la(e,S,I),V;if(r&&K.xRel>0&&(V=nt(e.doc,K.line).text).length==K.ch){var re=z(V,V.length,e.options.tabSize)-V.length;K=Ue(K.line,Math.max(0,Math.round((S-Ya(e.display).left)/In(e.display))-re))}return K}function En(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 Er(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)br&&yt(e.doc,t)<i.viewTo&&sn(e);else if(n<=i.viewFrom)br&&bt(e.doc,n+r)>i.viewFrom?sn(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)sn(e);else if(t<=i.viewFrom){var S=Mi(e,n,n+r,1);S?(i.view=i.view.slice(S.index),i.viewFrom=S.lineN,i.viewTo+=r):sn(e)}else if(n>=i.viewTo){var I=Mi(e,t,t,-1);I?(i.view=i.view.slice(0,I.index),i.viewTo=I.lineN):sn(e)}else{var j=Mi(e,t,t,-1),K=Mi(e,n,n+r,1);j&&K?(i.view=i.view.slice(0,j.index).concat(_i(e,j.lineN,K.lineN)).concat(i.view.slice(K.index)),i.viewTo+=r):sn(e)}var V=i.externalMeasured;V&&(n<V.lineN?V.lineN+=r:t<V.lineN+V.size&&(i.externalMeasured=null))}function on(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 S=r.view[En(e,t)];if(S.node==null)return;var I=S.changes||(S.changes=[]);ne(I,n)==-1&&I.push(n)}function sn(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Mi(e,t,n,r){var i=En(e,t),S,I=e.display.view;if(!br||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var j=e.display.viewFrom,K=0;K<i;K++)j+=I[K].size;if(j!=t){if(r>0){if(i==I.length-1)return null;S=j+I[i].size-t,i++}else S=j-t;t+=S,n+=S}for(;yt(e.doc,n)!=n;){if(i==(r<0?0:I.length-1))return null;n+=r*I[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=_i(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=_i(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(En(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(_i(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,En(e,n)))),r.viewTo=n}function lo(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 ii(e){e.display.input.showSelection(e.display.input.prepareSelection())}function uo(e,t){t===void 0&&(t=!0);for(var 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r=e.display,i=e.doc,S=document.createDocumentFragment(),I=Ya(e.display),j=I.left,K=Math.max(r.sizerWidth,vn(e)-r.sizer.offsetLeft)-I.right,V=i.direction=="ltr";function re(Je,at,ht,ut){at<0&&(at=0),at=Math.round(at),ut=Math.round(ut),S.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Je+`px;
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                             height: `+(ut-at)+"px"))}function ae(Je,at,ht){var ut=nt(i,Je),Tt=ut.text.length,Mt,rr;function Wt(Vt,Sr){return oa(e,Ue(Je,Vt),"div",ut,Sr)}function Ar(Vt,Sr,or){var Yt=oo(e,ut,null,Vt),Xt=Sr=="ltr"==(or=="after")?"left":"right",Kt=or=="after"?Yt.begin:Yt.end-(/\s/.test(ut.text.charAt(Yt.end-1))?2:1);return Wt(Kt,Xt)[Xt]}var Tr=Xe(ut,i.direction);return ze(Tr,at||0,ht==null?Tt:ht,function(Vt,Sr,or,Yt){var Xt=or=="ltr",Kt=Wt(Vt,Xt?"left":"right"),wr=Wt(Sr-1,Xt?"right":"left"),Yn=at==null&&Vt==0,hn=ht==null&&Sr==Tt,dr=Yt==0,zr=!Tr||Yt==Tr.length-1;if(wr.top-Kt.top<=3){var nr=(V?Yn:hn)&&dr,Na=(V?hn:Yn)&&zr,tn=nr?j:(Xt?Kt:wr).left,Cn=Na?K:(Xt?wr:Kt).right;re(tn,Kt.top,Cn-tn,Kt.bottom)}else{var Ln,pr,$n,Fa;Xt?(Ln=V&&Yn&&dr?j:Kt.left,pr=V?K:Ar(Vt,or,"before"),$n=V?j:Ar(Sr,or,"after"),Fa=V&&hn&&zr?K:wr.right):(Ln=V?Ar(Vt,or,"before"):j,pr=!V&&Yn&&dr?K:Kt.right,$n=!V&&hn&&zr?j:wr.left,Fa=V?Ar(Sr,or,"after"):K),re(Ln,Kt.top,pr-Ln,Kt.bottom),Kt.bottom<wr.top&&re(j,Kt.bottom,null,wr.top),re($n,wr.top,Fa-$n,wr.bottom)}(!Mt||Pi(Kt,Mt)<0)&&(Mt=Kt),Pi(wr,Mt)<0&&(Mt=wr),(!rr||Pi(Kt,rr)<0)&&(rr=Kt),Pi(wr,rr)<0&&(rr=wr)}),{start:Mt,end:rr}}var fe=t.from(),ce=t.to();if(fe.line==ce.line)ae(fe.line,fe.ch,ce.ch);else{var De=nt(i,fe.line),Pe=nt(i,ce.line),Fe=Nr(De)==Nr(Pe),$e=ae(fe.line,fe.ch,Fe?De.text.length+1:null).end,rt=ae(ce.line,Fe?0:null,ce.ch).start;Fe&&($e.top<rt.top-2?(re($e.right,$e.top,null,$e.bottom),re(j,rt.top,rt.left,rt.bottom)):re($e.right,$e.top,rt.left-$e.right,$e.bottom)),$e.bottom<rt.top&&re(j,$e.bottom,null,rt.top)}n.appendChild(S)}function ha(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()||Un(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function fo(e){e.state.focused||(e.display.input.focus(),ma(e))}function ho(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Un(e))},100)}function ma(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Se(e,"focus",e,t),e.state.focused=!0,F(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),D&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),ha(e)}function Un(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Se(e,"blur",e,t),e.state.focused=!1,h(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function ki(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],S=e.options.lineWrapping,I=void 0,j=0;if(i.hidden)continue;if(N&&k<8){var K=i.node.offsetTop+i.node.offsetHeight;I=K-n,n=K}else{var V=i.node.getBoundingClientRect();I=V.bottom-V.top,!S&&i.text.firstChild&&(j=i.text.firstChild.getBoundingClientRect().right-V.left-1)}var re=i.line.height-I;if((re>.005||re<-.005)&&(yr(i.line,I),mo(i.line),i.rest))for(var ae=0;ae<i.rest.length;ae++)mo(i.rest[ae]);if(j>e.display.sizerWidth){var fe=Math.ceil(j/In(e.display));fe>e.display.maxLineLength&&(e.display.maxLineLength=fe,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function mo(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 Ii(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Oi(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,S=Dr(t,r),I=Dr(t,i);if(n&&n.ensure){var j=n.ensure.from.line,K=n.ensure.to.line;j<S?(S=j,I=Dr(t,kt(nt(t,j))+e.wrapper.clientHeight)):Math.min(K,t.lastLine())>=I&&(S=Dr(t,kt(nt(t,K))-e.wrapper.clientHeight),I=K)}return{from:S,to:Math.max(I,S+1)}}function Ys(e,t){if(ke(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&&!y){var S=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Oi(e.display))+`px;
                         height: `+(t.bottom-t.top+Kr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(S),S.scrollIntoView(i),e.display.lineSpace.removeChild(S)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ue(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ue(t.line,t.ch+1,"before"):t);for(var S=0;S<5;S++){var I=!1,j=Fr(e,t),K=!n||n==t?j:Fr(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=pa(e,i),re=e.doc.scrollTop,ae=e.doc.scrollLeft;if(V.scrollTop!=null&&(oi(e,V.scrollTop),Math.abs(e.doc.scrollTop-re)>1&&(I=!0)),V.scrollLeft!=null&&(xn(e,V.scrollLeft),Math.abs(e.doc.scrollLeft-ae)>1&&(I=!0)),!I)break}return i}function Js(e,t){var n=pa(e,t);n.scrollTop!=null&&oi(e,n.scrollTop),n.scrollLeft!=null&&xn(e,n.scrollLeft)}function pa(e,t){var n=e.display,r=kn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,S=na(e),I={};t.bottom-t.top>S&&(t.bottom=t.top+S);var j=e.doc.height+ra(n),K=t.top<r,V=t.bottom>j-r;if(t.top<i)I.scrollTop=K?0:t.top;else if(t.bottom>i+S){var re=Math.min(t.top,(V?j:t.bottom)-S);re!=i&&(I.scrollTop=re)}var ae=e.options.fixedGutter?0:n.gutters.offsetWidth,fe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ae,ce=vn(e)-n.gutters.offsetWidth,De=t.right-t.left>ce;return De&&(t.right=t.left+ce),t.left<10?I.scrollLeft=0:t.left<fe?I.scrollLeft=Math.max(0,t.left+ae-(De?0:10)):t.right>ce+fe-3&&(I.scrollLeft=t.right+(De?0:10)-ce),I}function ga(e,t){if(t==null)return;Ui(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Nn(e){Ui(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function ai(e,t,n){(t!=null||n!=null)&&Ui(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Ui(e),e.curOp.scrollToPos=t}function Ui(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=io(e,t.from),r=io(e,t.to);po(e,n,r,t.margin)}}function po(e,t,n,r){var i=pa(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});ai(e,i.scrollLeft,i.scrollTop)}function oi(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;A||ya(e,{top:t}),go(e,t,!0),A&&ya(e),ui(e,100)}function go(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 xn(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,xo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function si(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ra(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+Kr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Tn=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,N&&k<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Tn.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 S=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+S)+"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}},Tn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Tn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Tn.prototype.zeroWidthHack=function(){var e=l&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new Z,this.disableVert=new Z},Tn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),S=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);S!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},Tn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var li=function(){};li.prototype.update=function(){return{bottom:0,right:0}},li.prototype.setScrollLeft=function(){},li.prototype.setScrollTop=function(){},li.prototype.clear=function(){};function Fn(e,t){t||(t=si(e));var n=e.display.barWidth,r=e.display.barHeight;vo(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ki(e),vo(e,si(e)),n=e.display.barWidth,r=e.display.barHeight}function vo(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 yo={native:Tn,null:li};function bo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new yo[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"?xn(e,t):oi(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function Sn(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},_s(e.curOp)}function wn(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var S=0;S<t.length;S++)nl(t[S]);for(var I=0;I<t.length;I++)il(t[I])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Zt(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 Ni(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&va(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ki(t),e.barMeasure=si(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Ja(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+Kr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-vn(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&&xn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==P();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Fn(t,e.barMeasure),e.updatedDisplay&&Ea(t,e.barMeasure),e.selectionChanged&&ha(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&fo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Eo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&go(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&xn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ct(r,e.scrollToPos.from),ct(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var S=e.maybeHiddenMarkers,I=e.maybeUnhiddenMarkers;if(S)for(var j=0;j<S.length;++j)S[j].lines.length||Se(S[j],"hide");if(I)for(var K=0;K<I.length;++K)I[K].lines.length&&Se(I[K],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Se(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Lr(e,t){if(e.curOp)return t();Sn(e);try{return t()}finally{wn(e)}}function er(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Sn(e);try{return t.apply(e,arguments)}finally{wn(e)}}}function mr(e){return function(){if(this.curOp)return e.apply(this,arguments);Sn(this);try{return e.apply(this,arguments)}finally{wn(this)}}}function tr(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Sn(t);try{return e.apply(this,arguments)}finally{wn(t)}}}function ui(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=Ee(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(S){if(r.line>=e.display.viewFrom){var I=S.styles,j=S.text.length>e.options.maxHighlightLength?wt(t.mode,r.state):null,K=kr(e,S,r,!0);j&&(r.state=j),S.styles=K.styles;var V=S.styleClasses,re=K.classes;re?S.styleClasses=re:V&&(S.styleClasses=null);for(var ae=!I||I.length!=S.styles.length||V!=re&&(!V||!re||V.bgClass!=re.bgClass||V.textClass!=re.textClass),fe=0;!ae&&fe<I.length;++fe)ae=I[fe]!=S.styles[fe];ae&&i.push(r.line),S.stateAfter=r.save(),r.nextLine()}else S.text.length<=e.options.maxHighlightLength&&it(e,S.text,r),S.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ui(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&Lr(e,function(){for(var S=0;S<i.length;S++)on(e,i[S],"text")})}var Ni=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Ii(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=vn(e),this.force=n,this.dims=da(e),this.events=[]};Ni.prototype.signal=function(e,t){ie(e,t)&&this.events.push(arguments)},Ni.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Se.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=Kr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Kr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=P();if(!t||!b(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&b(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==P())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&b(document.body,e.anchorNode)&&b(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 va(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return sn(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&&lo(e)==0)return!1;To(e)&&(sn(e),t.dims=da(e));var i=r.first+r.size,S=Math.max(t.visible.from-e.options.viewportMargin,r.first),I=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<S&&S-n.viewFrom<20&&(S=Math.max(r.first,n.viewFrom)),n.viewTo>I&&n.viewTo-I<20&&(I=Math.min(i,n.viewTo)),br&&(S=yt(e.doc,S),I=bt(e.doc,I));var j=S!=n.viewFrom||I!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,S,I),n.viewOffset=kt(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var K=lo(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),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,j&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ui(e,400)),n.updateLineNumbers=null,!0}function Eo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==vn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ra(e.display)-na(e),n.top)}),t.visible=Ii(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Ii(e.display,e.doc,n));if(!va(e,t))break;ki(e);var i=si(e);ii(e),Fn(e,i),Ea(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 ya(e,t){var n=new Ni(e,t);if(va(e,n)){ki(e),Eo(e,n);var r=si(e);ii(e),Fn(e,r),Ea(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,S=r.lineDiv,I=S.firstChild;function j(De){var Pe=De.nextSibling;return D&&l&&e.display.currentWheelTarget==De?De.style.display="none":De.parentNode.removeChild(De),Pe}for(var K=r.view,V=r.viewFrom,re=0;re<K.length;re++){var ae=K[re];if(!ae.hidden)if(!ae.node||ae.node.parentNode!=S){var fe=Us(e,ae,V,n);S.insertBefore(fe,I)}else{for(;I!=ae.node;)I=j(I);var ce=i&&t!=null&&t<=V&&ae.lineNumber;ae.changes&&(ne(ae.changes,"gutter")>-1&&(ce=!1),Ka(e,ae,V,n)),ce&&(c(ae.lineNumber),ae.lineNumber.appendChild(document.createTextNode(Mr(e.options,V)))),I=ae.node.nextSibling}V+=ae.size}for(;I;)I=j(I)}function ba(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ea(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+Kr(e)+"px"}function xo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ca(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,S=r+"px",I=0;I<n.length;I++)if(!n[I].hidden){e.options.fixedGutter&&(n[I].gutter&&(n[I].gutter.style.left=S),n[I].gutterBackground&&(n[I].gutterBackground.style.left=S));var j=n[I].alignable;if(j)for(var K=0;K<j.length;K++)j[K].style.left=S}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function To(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Mr(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")),S=i.firstChild.offsetWidth,I=i.offsetWidth-S;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(S,r.lineGutter.offsetWidth-I)+1,r.lineNumWidth=r.lineNumInnerWidth+I,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",ba(e.display),!0}return!1}function xa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var S=e[i],I=null;if(typeof S!="string"&&(I=S.style,S=S.className),S=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:S,style:I})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function So(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],S=i.className,I=i.style,j=t.appendChild(a("div",null,"CodeMirror-gutter "+S));I&&(j.style.cssText=I),S=="CodeMirror-linenumbers"&&(e.lineGutter=j,j.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",ba(e)}function di(e){So(e.display),Er(e),xo(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: 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Fi=0,Or=null;N?Or=-.53:A?Or=15:E?Or=-.7:_&&(Or=-1/3);function wo(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=wo(e);return t.x*=Or,t.y*=Or,t}function Co(e,t){var n=wo(t),r=n.x,i=n.y,S=e.display,I=S.scroller,j=I.scrollWidth>I.clientWidth,K=I.scrollHeight>I.clientHeight;if(!(r&&j||i&&K))return;if(i&&l&&D){e:for(var V=t.target,re=S.view;V!=I;V=V.parentNode)for(var ae=0;ae<re.length;ae++)if(re[ae].node==V){e.display.currentWheelTarget=V;break e}}if(r&&!A&&!T&&Or!=null){i&&K&&oi(e,Math.max(0,I.scrollTop+i*Or)),xn(e,Math.max(0,I.scrollLeft+r*Or)),(!i||i&&K)&&Y(t),S.wheelStartX=null;return}if(i&&Or!=null){var fe=i*Or,ce=e.doc.scrollTop,De=ce+S.wrapper.clientHeight;fe<0?ce=Math.max(0,ce+fe-50):De=Math.min(e.doc.height,De+fe+50),ya(e,{top:ce,bottom:De})}Fi<20&&(S.wheelStartX==null?(S.wheelStartX=I.scrollLeft,S.wheelStartY=I.scrollTop,S.wheelDX=r,S.wheelDY=i,setTimeout(function(){if(S.wheelStartX==null)return;var Pe=I.scrollLeft-S.wheelStartX,Fe=I.scrollTop-S.wheelStartY,$e=Fe&&S.wheelDY&&Fe/S.wheelDY||Pe&&S.wheelDX&&Pe/S.wheelDX;if(S.wheelStartX=S.wheelStartY=null,!$e)return;Or=(Or*Fi+$e)/(Fi+1),++Fi},200)):(S.wheelDX+=r,S.wheelDY+=i))}var Rr=function(e,t){this.ranges=e,this.primIndex=t};Rr.prototype.primary=function(){return this.ranges[this.primIndex]},Rr.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(!_r(n.anchor,r.anchor)||!_r(n.head,r.head))return!1}return!0},Rr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new Dt(Pr(this.ranges[t].anchor),Pr(this.ranges[t].head));return new Rr(e,this.primIndex)},Rr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Rr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(ft(t,r.from())>=0&&ft(e,r.to())<=0)return n}return-1};var Dt=function(e,t){this.anchor=e,this.head=t};Dt.prototype.from=function(){return Vr(this.anchor,this.head)},Dt.prototype.to=function(){return je(this.anchor,this.head)},Dt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Br(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(fe,ce){return ft(fe.from(),ce.from())}),n=ne(t,i);for(var S=1;S<t.length;S++){var I=t[S],j=t[S-1],K=ft(j.to(),I.from());if(r&&!I.empty()?K>0:K>=0){var V=Vr(j.from(),I.from()),re=je(j.to(),I.to()),ae=j.empty()?I.from()==I.head:j.from()==j.head;S<=n&&--n,t.splice(--S,2,new Dt(ae?re:V,ae?V:re))}}return new Rr(t,n)}function ln(e,t){return new Rr([new Dt(e,t||e)],0)}function un(e){return e.text?Ue(e.from.line+e.text.length-1,Le(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Lo(e,t){if(ft(e,t.from)<0)return e;if(ft(e,t.to)<=0)return un(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+=un(t).ch-t.to.ch),Ue(n,r)}function Ta(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new Dt(Lo(i.anchor,t),Lo(i.head,t)))}return Br(e.cm,n,e.sel.primIndex)}function Ao(e,t,n){return e.line==t.line?Ue(n.line,e.ch-t.ch+n.ch):Ue(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Ue(e.first,0),S=i,I=0;I<t.length;I++){var j=t[I],K=Ao(j.from,i,S),V=Ao(un(j),i,S);if(i=j.to,S=V,n=="around"){var re=e.sel.ranges[I],ae=ft(re.head,re.anchor)<0;r[I]=new Dt(ae?V:K,ae?K:V)}else r[I]=new Dt(K,K)}return new Rr(r,e.sel.primIndex)}function Sa(e){e.doc.mode=sr(e.options,e.doc.modeOption),ci(e)}function ci(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,ui(e,100),e.state.modeGen++,e.curOp&&Er(e)}function Do(e,t){return t.from.ch==0&&t.to.ch==0&&Le(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function wa(e,t,n,r){function i(rt){return n?n[rt]:null}function S(rt,Je,at){Jr(rt,Je,at,r),ar(rt,"change",rt,t)}function I(rt,Je){for(var at=[],ht=rt;ht<Je;++ht)at.push(new qt(V[ht],i(ht),r));return at}var j=t.from,K=t.to,V=t.text,re=nt(e,j.line),ae=nt(e,K.line),fe=Le(V),ce=i(V.length-1),De=K.line-j.line;if(t.full)e.insert(0,I(0,V.length)),e.remove(V.length,e.size-V.length);else if(Do(e,t)){var Pe=I(0,V.length-1);S(ae,ae.text,ce),De&&e.remove(j.line,De),Pe.length&&e.insert(j.line,Pe)}else if(re==ae)if(V.length==1)S(re,re.text.slice(0,j.ch)+fe+re.text.slice(K.ch),ce);else{var Fe=I(1,V.length-1);Fe.push(new qt(fe+re.text.slice(K.ch),ce,r)),S(re,re.text.slice(0,j.ch)+V[0],i(0)),e.insert(j.line+1,Fe)}else if(V.length==1)S(re,re.text.slice(0,j.ch)+V[0]+ae.text.slice(K.ch),i(0)),e.remove(j.line+1,De);else{S(re,re.text.slice(0,j.ch)+V[0],i(0)),S(ae,fe+ae.text.slice(K.ch),ce);var $e=I(1,V.length-1);De>1&&e.remove(j.line+1,De-1),e.insert(j.line+1,$e)}ar(e,"change",e,t)}function dn(e,t,n){function r(i,S,I){if(i.linked)for(var j=0;j<i.linked.length;++j){var K=i.linked[j];if(K.doc==S)continue;var V=I&&K.sharedHist;if(n&&!V)continue;t(K.doc,V),r(K.doc,i,V)}}r(e,null,!0)}function _o(e,t){if(t.cm)throw new Error("This document is already in use.");e.doc=t,t.cm=e,fa(e),Sa(e),Oo(e),e.options.lineWrapping||Zt(e),e.options.mode=t.modeOption,Er(e)}function Oo(e){(e.doc.direction=="rtl"?F:h)(e.display.lineDiv,"CodeMirror-rtl")}function hl(e){Lr(e,function(){Oo(e),Er(e)})}function Bi(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 Ca(e,t){var n={from:Pr(t.from),to:un(t),text:Ft(e,t.from,t.to)};return Po(e,n,t.from.line,t.to.line+1),dn(e,function(r){return Po(r,n,t.from.line,t.to.line+1)},!0),n}function Ro(e){for(;e.length;){var t=Le(e);if(t.ranges)e.pop();else break}}function ml(e,t){if(t)return Ro(e.done),Le(e.done);if(e.done.length&&!Le(e.done).ranges)return Le(e.done);if(e.done.length>1&&!e.done[e.done.length-2].ranges)return e.done.pop(),Le(e.done)}function Mo(e,t,n,r){var i=e.history;i.undone.length=0;var S=+new Date,I,j;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>S-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(I=ml(i,i.lastOp==r)))j=Le(I.changes),ft(t.from,t.to)==0&&ft(t.from,j.to)==0?j.to=un(t):I.changes.push(Ca(e,t));else{var K=Le(i.done);for((!K||!K.ranges)&&ji(e.sel,i.done),I={changes:[Ca(e,t)],generation:i.generation},i.done.push(I);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=S,i.lastOp=i.lastSelOp=r,i.lastOrigin=i.lastSelOrigin=t.origin,j||Se(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,S=r&&r.origin;n==i.lastSelOp||S&&i.lastSelOrigin==S&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==S||pl(e,S,Le(i.done),t))?i.done[i.done.length-1]=t:ji(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=S,i.lastSelOp=n,r&&r.clearRedo!==!1&&Ro(i.undone)}function ji(e,t){var n=Le(t);n&&n.ranges&&n.equals(e)||t.push(e)}function Po(e,t,n,r){var i=t["spans_"+e.id],S=0;e.iter(Math.max(e.first,n),Math.min(e.first+e.size,r),function(I){I.markedSpans&&((i||(i=t["spans_"+e.id]={}))[S]=I.markedSpans),++S})}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 ko(e,t){var n=yl(e,t),r=Yr(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var S=n[i],I=r[i];if(S&&I){e:for(var j=0;j<I.length;++j){for(var 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i=e.sel.ranges.slice(0);i[t]=n,ur(e,Br(e.cm,i,e.sel.primIndex),r)}function Uo(e,t,n,r){ur(e,ln(t,n),r)}function bl(e,t,n){var r={ranges:t.ranges,update:function(i){this.ranges=[];for(var S=0;S<i.length;S++)this.ranges[S]=new Dt(ct(e,i[S].anchor),ct(e,i[S].head))},origin:n&&n.origin};return Se(e,"beforeSelectionChange",e,r),e.cm&&Se(e.cm,"beforeSelectionChange",e.cm,r),r.ranges!=t.ranges?Br(e.cm,r.ranges,r.ranges.length-1):t}function No(e,t,n){var r=e.history.done,i=Le(r);i&&i.ranges?(r[r.length-1]=t,Hi(e,t,n)):ur(e,t,n)}function ur(e,t,n){Hi(e,t,n),gl(e,e.sel,e.cm?e.cm.curOp.id:NaN,n)}function Hi(e,t,n){(ie(e,"beforeSelectionChange")||e.cm&&ie(e.cm,"beforeSelectionChange"))&&(t=bl(e,t,n));var r=n&&n.bias||(ft(t.primary().head,e.sel.primary().head)<0?-1:1);Fo(e,jo(e,t,r,!0)),!(n&&n.scroll===!1)&&e.cm&&Nn(e.cm)}function Fo(e,t){if(t.equals(e.sel))return;e.sel=t,e.cm&&(e.cm.curOp.updateInput=1,e.cm.curOp.selectionChanged=!0,le(e.cm)),ar(e,"cursorActivity",e)}function 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ce=K.find(r<0?-1:1);return(r<0?V:re)&&(ce=Wo(e,ce,r,ce.line==t.line?S:null)),ce?jn(e,ce,t,r,i):null}}return t}function Ki(e,t,n,r,i){var S=r||1,I=jn(e,t,n,S,i)||!i&&jn(e,t,n,S,!0)||jn(e,t,n,-S,i)||!i&&jn(e,t,n,-S,!0);return I||(e.cantEdit=!0,Ue(e.first,0))}function Wo(e,t,n,r){return n<0&&t.ch==0?t.line>e.first?ct(e,Ue(t.line-1)):null:n>0&&t.ch==(r||nt(e,t.line)).text.length?t.line<e.first+e.size-1?Ue(t.line+1,0):null:new Ue(t.line,t.ch+n)}function Ho(e){e.setSelection(Ue(e.firstLine(),0),Ue(e.lastLine()),he)}function Ko(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,S,I,j){i&&(r.from=ct(e,i)),S&&(r.to=ct(e,S)),I&&(r.text=I),j!==void 0&&(r.origin=j)}),Se(e,"beforeChange",e,r),e.cm&&Se(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 Wn(e,t,n){if(e.cm){if(!e.cm.curOp)return er(e.cm,Wn)(e,t,n);if(e.cm.state.suppressEdits)return}if((ie(e,"beforeChange")||e.cm&&ie(e.cm,"beforeChange"))&&(t=Ko(e,t,!0),!t))return;var r=Ur&&!n&&On(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)Go(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text,origin:t.origin});else Go(e,t)}function Go(e,t){if(t.text.length==1&&t.text[0]==""&&ft(t.from,t.to)==0)return;var n=Ta(e,t);Mo(e,t,n,e.cm?e.cm.curOp.id:NaN),fi(e,t,n,Yr(e,t));var r=[];dn(e,function(i,S){!S&&ne(r,i.history)==-1&&(Yo(i.history,t),r.push(i.history)),fi(i,t,null,Yr(i,t))})}function Gi(e,t,n){var r=e.cm&&e.cm.state.suppressEdits;if(r&&!n)return;for(var i=e.history,S,I=e.sel,j=t=="undo"?i.done:i.undone,K=t=="undo"?i.undone:i.done,V=0;V<j.length&&!(S=j[V],n?S.ranges&&!S.equals(e.sel):!S.ranges);V++);if(V==j.length)return;for(i.lastOrigin=i.lastSelOrigin=null;;)if(S=j.pop(),S.ranges){if(ji(S,K),n&&!S.equals(e.sel)){ur(e,S,{clearRedo:!1});return}I=S}else if(r){j.push(S);return}else break;var re=[];ji(I,K),K.push({changes:re,generation:i.generation}),i.generation=S.generation||++i.maxGeneration;for(var ae=ie(e,"beforeChange")||e.cm&&ie(e.cm,"beforeChange"),fe=function(Pe){var Fe=S.changes[Pe];if(Fe.origin=t,ae&&!Ko(e,Fe,!1))return j.length=0,{};re.push(Ca(e,Fe));var $e=Pe?Ta(e,Fe):Le(j);fi(e,Fe,$e,ko(e,Fe)),!Pe&&e.cm&&e.cm.scrollIntoView({from:Fe.from,to:un(Fe)});var rt=[];dn(e,function(Je,at){!at&&ne(rt,Je.history)==-1&&(Yo(Je.history,Fe),rt.push(Je.history)),fi(Je,Fe,null,ko(Je,Fe))})},ce=S.changes.length-1;ce>=0;--ce){var De=fe(ce);if(De)return De.v}}function zo(e,t){if(t==0)return;if(e.first+=t,e.sel=new Rr(We(e.sel.ranges,function(i){return new Dt(Ue(i.anchor.line+t,i.anchor.ch),Ue(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Er(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)on(e.cm,r,"gutter")}}function fi(e,t,n,r){if(e.cm&&!e.cm.curOp)return er(e.cm,fi)(e,t,n,r);if(t.to.line<e.first){zo(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);zo(e,i),t={from:Ue(e.first,0),to:Ue(t.to.line+i,t.to.ch),text:[Le(t.text)],origin:t.origin}}var S=e.lastLine();t.to.line>S&&(t={from:t.from,to:Ue(S,nt(e,S).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Ft(e,t.from,t.to),n||(n=Ta(e,t)),e.cm?El(e.cm,t,r):wa(e,t,r),Hi(e,n,he),e.cantEdit&&Ki(e,Ue(e.firstLine(),0))&&(e.cantEdit=!1)}function El(e,t,n){var r=e.doc,i=e.display,S=t.from,I=t.to,j=!1,K=S.line;e.options.lineWrapping||(K=St(Nr(nt(r,S.line))),r.iter(K,I.line+1,function(ce){if(ce==i.maxLine)return j=!0,!0})),r.sel.contains(t.from,t.to)>-1&&le(e),wa(r,t,n,so(e)),e.options.lineWrapping||(r.iter(K,S.line+t.text.length,function(ce){var De=Ht(ce);De>i.maxLineLength&&(i.maxLine=ce,i.maxLineLength=De,i.maxLineChanged=!0,j=!1)}),j&&(e.curOp.updateMaxLine=!0)),Cr(r,S.line),ui(e,400);var V=t.text.length-(I.line-S.line)-1;t.full?Er(e):S.line==I.line&&t.text.length==1&&!Do(e.doc,t)?on(e,S.line,"text"):Er(e,S.line,I.line+1,V);var re=ie(e,"changes"),ae=ie(e,"change");if(ae||re){var fe={from:S,to:I,text:t.text,removed:t.removed,origin:t.origin};ae&&ar(e,"change",e,fe),re&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(fe)}e.display.selForContextMenu=null}function Hn(e,t,n,r,i){var S;r||(r=n),ft(r,n)<0&&(S=[r,n],n=S[0],r=S[1]),typeof t=="string"&&(t=e.splitLines(t)),Wn(e,{from:n,to:r,text:t,origin:i})}function Vo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Xo(e,t,n,r){for(var i=0;i<e.length;++i){var S=e[i],I=!0;if(S.ranges){S.copied||(S=e[i]=S.deepCopy(),S.copied=!0);for(var j=0;j<S.ranges.length;j++)Vo(S.ranges[j].anchor,t,n,r),Vo(S.ranges[j].head,t,n,r);continue}for(var K=0;K<S.changes.length;++K){var V=S.changes[K];if(n<V.from.line)V.from=Ue(V.from.line+r,V.from.ch),V.to=Ue(V.to.line+r,V.to.ch);else if(t<=V.to.line){I=!1;break}}I||(e.splice(0,i+1),i=0)}}function Yo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Xo(e.done,n,r,i),Xo(e.undone,n,r,i)}function hi(e,t,n,r){var i=t,S=t;return typeof t=="number"?S=nt(e,An(e,t)):i=St(t),i==null?null:(r(S,i)&&e.cm&&on(e.cm,i,n),S)}function mi(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}mi.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,zt(i),ar(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 pi(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}pi.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 S=Math.min(t,i-e),I=r.height;if(r.removeInner(e,S),this.height-=I-r.height,i==S&&(this.children.splice(n--,1),r.parent=null),(t-=S)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof mi))){var j=[];this.collapse(j),this.children=[new mi(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],S=i.chunkSize();if(e<=S){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var I=i.lines.length%25+25,j=I;j<i.lines.length;){var K=new mi(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,I),this.maybeSpill()}break}e-=S}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new pi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ne(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new pi(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],S=i.chunkSize();if(e<S){var I=Math.min(t,S-e);if(i.iterN(e,I,n))return!0;if((t-=I)==0)break;e=0}else e-=S}}};var gi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};gi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=St(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 S=ri(this);yr(n,Math.max(0,n.height-S)),e&&(Lr(e,function(){$o(e,n,-S),on(e,r,"widget")}),ar(e,"lineWidgetCleared",e,this,r))},gi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ri(this)-t;if(!i)return;Ct(this.doc,r)||yr(r,r.height+i),n&&Lr(n,function(){n.curOp.forceUpdate=!0,$o(n,r,i),ar(n,"lineWidgetChanged",n,e,St(r))})},ee(gi);function $o(e,t,n){kt(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ga(e,n)}function xl(e,t,n,r){var i=new gi(e,n,r),S=e.cm;return S&&i.noHScroll&&(S.display.alignWidgets=!0),hi(e,t,"widget",function(I){var j=I.widgets||(I.widgets=[]);if(i.insertAt==null?j.push(i):j.splice(Math.min(j.length-1,Math.max(0,i.insertAt)),0,i),i.line=I,S&&!Ct(e,I)){var K=kt(I)<e.scrollTop;yr(I,I.height+ri(i)),K&&ga(S,i.height),S.curOp.forceUpdate=!0}return!0}),S&&ar(S,"lineWidgetAdded",S,i,typeof t=="number"?t:St(t)),i}var Jo=0,cn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++Jo};cn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Sn(e),ie(this,"clear")){var n=this.find();n&&ar(this,"clear",n.from,n.to)}for(var r=null,i=null,S=0;S<this.lines.length;++S){var I=this.lines[S],j=rn(I.markedSpans,this);e&&!this.collapsed?on(e,St(I),"text"):e&&(j.to!=null&&(i=St(I)),j.from!=null&&(r=St(I))),I.markedSpans=Zi(I.markedSpans,j),j.from==null&&this.collapsed&&!Ct(this.doc,I)&&e&&yr(I,kn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var K=0;K<this.lines.length;++K){var V=Nr(this.lines[K]),re=Ht(V);re>e.display.maxLineLength&&(e.display.maxLine=V,e.display.maxLineLength=re,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Er(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Bo(e.doc)),e&&ar(e,"markerCleared",e,this,r,i),t&&wn(e),this.parent&&this.parent.clear()},cn.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var S=this.lines[i],I=rn(S.markedSpans,this);if(I.from!=null&&(n=Ue(t?S:St(S),I.from),e==-1))return n;if(I.to!=null&&(r=Ue(t?S:St(S),I.to),e==1))return r}return n&&{from:n,to:r}},cn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;Lr(r,function(){var i=t.line,S=St(t.line),I=ia(r,S);if(I&&(qa(I),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ct(n.doc,i)&&n.height!=null){var j=n.height;n.height=null;var K=ri(n)-j;K&&yr(i,i.height+K)}ar(r,"markerChanged",r,e)})},cn.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ne(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},cn.prototype.detachLine=function(e){if(this.lines.splice(ne(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ee(cn);function Kn(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return er(e.cm,Kn)(e,t,n,r,i);var S=new cn(e,i),I=ft(t,n);if(r&&U(r,S,!1),I>0||I==0&&S.clearWhenEmpty!==!1)return S;if(S.replacedWith&&(S.collapsed=!0,S.widgetNode=v("span",[S.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||S.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(S.widgetNode.insertLeft=!0)),S.collapsed){if(ea(e,t.line,t,n,S)||t.line!=n.line&&ea(e,n.line,t,n,S))throw new Error("Inserting collapsed marker partially overlapping an existing one");Li()}S.addToHistory&&Mo(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&&S.collapsed&&!K.options.lineWrapping&&Nr(ae)==K.display.maxLine&&(V=!0),S.collapsed&&j!=t.line&&yr(ae,0),Ai(ae,new mn(S,j==t.line?t.ch:null,j==n.line?n.ch:null)),++j}),S.collapsed&&e.iter(t.line,n.line+1,function(ae){Ct(e,ae)&&yr(ae,0)}),S.clearOnEnter&&be(S,"beforeCursorEnter",function(){return S.clear()}),S.readOnly&&(Ci(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),S.collapsed&&(S.id=++Jo,S.atomic=!0),K){if(V&&(K.curOp.updateMaxLine=!0),S.collapsed)Er(K,t.line,n.line+1);else if(S.className||S.startStyle||S.endStyle||S.css||S.attributes||S.title)for(var re=t.line;re<=n.line;re++)on(K,re,"text");S.atomic&&Bo(K.doc),ar(K,"markerAdded",K,S)}return S}var vi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};vi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();ar(this,"clear")},vi.prototype.find=function(e,t){return this.primary.find(e,t)},ee(vi);function Tl(e,t,n,r,i){r=U(r),r.shared=!1;var S=[Kn(e,t,n,r,i)],I=S[0],j=r.widgetNode;return dn(e,function(K){j&&(r.widgetNode=j.cloneNode(!0)),S.push(Kn(K,ct(K,t),ct(K,n),r,i));for(var V=0;V<K.linked.length;++V)if(K.linked[V].isParent)return;I=Le(S)}),new vi(S,I)}function Qo(e){return e.findMarks(Ue(e.first,0),e.clipPos(Ue(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),S=e.clipPos(i.from),I=e.clipPos(i.to);if(ft(S,I)){var j=Kn(e,S,I,r.primary,r.primary.type);r.markers.push(j),j.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],S=[i.primary.doc];dn(i.primary.doc,function(K){return S.push(K)});for(var I=0;I<i.markers.length;I++){var j=i.markers[I];ne(S,j.doc)==-1&&(j.parent=null,i.markers.splice(I--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,xr=function(e,t,n,r,i){if(!(this instanceof xr))return new xr(e,t,n,r,i);n==null&&(n=0),pi.call(this,[new mi([new qt("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var S=Ue(n,0);this.sel=ln(S),this.history=new Bi(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),wa(this,{from:S,to:S,text:e}),ur(this,ln(S),he)};xr.prototype=Oe(pi.prototype,{constructor:xr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=vr(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:tr(function(e){var t=Ue(this.first,0),n=this.first+this.size-1;Wn(this,{from:t,to:Ue(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&ai(this.cm,0,0),ur(this,ln(t),he)}),replaceRange:function(e,t,n,r){t=ct(this,t),n=n?ct(this,n):t,Hn(this,e,t,n,r)},getRange:function(e,t,n){var r=Ft(this,ct(this,e),ct(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Ir(this,e))return nt(this,e)},getLineNumber:function(e){return St(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=nt(this,e)),Nr(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ct(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:tr(function(e,t,n){Uo(this,ct(this,typeof e=="number"?Ue(e,t||0):e),null,n)}),setSelection:tr(function(e,t,n){Uo(this,ct(this,e),ct(this,t||e),n)}),extendSelection:tr(function(e,t,n){Wi(this,ct(this,e),t&&ct(this,t),n)}),extendSelections:tr(function(e,t){Io(this,Hr(this,e),t)}),extendSelectionsBy:tr(function(e,t){var n=We(this.sel.ranges,e);Io(this,Hr(this,n),t)}),setSelections:tr(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Dt(ct(this,e[i].anchor),ct(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),ur(this,Br(this.cm,r,t),n)}),addSelection:tr(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Dt(ct(this,e),ct(this,t||e))),ur(this,Br(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=Ft(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=Ft(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:tr(function(e,t,n){for(var r=[],i=this.sel,S=0;S<i.ranges.length;S++){var I=i.ranges[S];r[S]={from:I.from(),to:I.to(),text:this.splitLines(e[S]),origin:n}}for(var j=t&&t!="end"&&fl(this,r,t),K=r.length-1;K>=0;K--)Wn(this,r[K]);j?No(this,j):this.cm&&Nn(this.cm)}),undo:tr(function(){Gi(this,"undo")}),redo:tr(function(){Gi(this,"redo")}),undoSelection:tr(function(){Gi(this,"undo",!0)}),redoSelection:tr(function(){Gi(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 Bi(this.history.maxGeneration),dn(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:Bn(this.history.done),undone:Bn(this.history.undone)}},setHistory:function(e){var t=this.history=new Bi(this.history.maxGeneration);t.done=Bn(e.done.slice(0),null,!0),t.undone=Bn(e.undone.slice(0),null,!0)},setGutterMarker:tr(function(e,t,n){return hi(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",S=r[i];if(S)if(n==null)r[i]=null;else{var I=S.match(x(n));if(!I)return!1;var j=I.index+I[0].length;r[i]=S.slice(0,I.index)+(!I.index||j==S.length?"":" ")+S.slice(j)||null}else return!1;return!0})}),addLineWidget:tr(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return Kn(this,ct(this,e),ct(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=ct(this,e),Kn(this,e,e,n,"bookmark")},findMarksAt:function(e){e=ct(this,e);var t=[],n=nt(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=ct(this,e),t=ct(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,function(S){var I=S.markedSpans;if(I)for(var j=0;j<I.length;j++){var K=I[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 S=i.text.length+r;if(S>e)return t=e,!0;e-=S,++n}),ct(this,Ue(n,t))},indexFromPos:function(e){e=ct(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 xr(vr(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 xr(vr(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Sl(r,Qo(this)),r},unlinkDoc:function(e){if(e instanceof Bt&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t){var n=this.linked[t];if(n.doc!=e)continue;this.linked.splice(t,1),e.unlinkDoc(this),wl(Qo(this));break}if(e.history==this.history){var r=[e.id];dn(e,function(i){return r.push(i.id)},!0),e.history=new Bi(null),e.history.done=Bn(this.history.done,r),e.history.undone=Bn(this.history.undone,r)}},iterLinkedDocs:function(e){dn(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):pt(e)},lineSeparator:function(){return this.lineSep||`
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Fe=Pe.result;if(/[\x00-\x08\x0e-\x1f]{2}/.test(Fe)){j();return}S[De]=Fe,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 re=e.dataTransfer.getData("Text");if(re){var ae;if(t.state.draggingText&&!t.state.draggingText.copy&&(ae=t.listSelections()),Hi(t.doc,ln(n,n)),ae)for(var fe=0;fe<ae.length;++fe)Hn(t.doc,"",ae[fe].anchor,ae[fe].head,"drag");t.replaceSelection(re,"around","paste"),t.display.input.focus()}}catch(ce){}}}function Al(e,t){if(N&&(!e.state.draggingText||+new Date-Zo<100)){q(t);return}if(ke(e,t)||qr(e.display,t))return;if(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.effectAllowed="copyMove",t.dataTransfer.setDragImage&&!_){var n=a("img",null,null,"position: fixed; left: 0; top: 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S=He(i,n.ch,n.sticky),I=i[S];if(e.doc.direction=="ltr"&&I.level%2==0&&(r>0?I.to>n.ch:I.from<n.ch))return _a(t,n,r);var j=function($e,rt){return Da(t,$e instanceof Ue?$e.ch:$e,rt)},K,V=function($e){return e.options.lineWrapping?(K=K||Pn(e,t),oo(e,t,K,$e)):{begin:0,end:t.text.length}},re=V(n.sticky=="before"?j(n,-1):n.ch);if(e.doc.direction=="rtl"||I.level==1){var ae=I.level==1==r<0,fe=j(n,ae?1:-1);if(fe!=null&&(ae?fe<=I.to&&fe<=re.end:fe>=I.from&&fe>=re.begin)){var ce=ae?"before":"after";return new Ue(n.line,fe,ce)}}var De=function($e,rt,Je){for(var at=function(Mt,rr){return rr?new Ue(n.line,j(Mt,1),"before"):new Ue(n.line,Mt,"after")};$e>=0&&$e<i.length;$e+=rt){var ht=i[$e],ut=rt>0==(ht.level!=1),Tt=ut?Je.begin:j(Je.end,-1);if(ht.from<=Tt&&Tt<ht.to)return at(Tt,ut);if(Tt=ut?ht.from:j(ht.to,-1),Je.begin<=Tt&&Tt<Je.end)return at(Tt,ut)}},Pe=De(S+r,r,re);if(Pe)return Pe;var Fe=r>0?re.end:j(re.begin,-1);return 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Dt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,S=e.doc;Y(t);var I,j,K=S.sel,V=K.ranges;if(r.addNew&&!r.extend?(j=S.sel.contains(n),j>-1?I=V[j]:I=new Dt(n,n)):(I=S.sel.primary(),j=S.sel.primIndex),r.unit=="rectangle")r.addNew||(I=new Dt(n,n)),n=bn(e,t,!0,!0),j=-1;else{var re=hs(e,n,r.unit);r.extend?I=La(I,re.anchor,re.head,r.extend):I=re}r.addNew?j==-1?(j=V.length,ur(S,Br(e,V.concat([I]),j),{scroll:!1,origin:"*mouse"})):V.length>1&&V[j].empty()&&r.unit=="char"&&!r.extend?(ur(S,Br(e,V.slice(0,j).concat(V.slice(j+1)),0),{scroll:!1,origin:"*mouse"}),K=S.sel):Aa(S,j,I,we):(j=0,ur(S,new Rr([I],0),we),K=S.sel);var ae=n;function fe(Je){if(ft(ae,Je)==0)return;if(ae=Je,r.unit=="rectangle"){for(var at=[],ht=e.options.tabSize,ut=z(nt(S,n.line).text,n.ch,ht),Tt=z(nt(S,Je.line).text,Je.ch,ht),Mt=Math.min(ut,Tt),rr=Math.max(ut,Tt),Wt=Math.min(n.line,Je.line),Ar=Math.min(e.lastLine(),Math.max(n.line,Je.line));Wt<=Ar;Wt++){var Tr=nt(S,Wt).text,Vt=pe(Tr,Mt,ht);Mt==rr?at.push(new 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i,S;if(t.touches)i=t.touches[0].clientX,S=t.touches[0].clientY;else try{i=t.clientX,S=t.clientY}catch(fe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Y(t);var I=e.display,j=I.lineDiv.getBoundingClientRect();if(S>j.bottom||!ie(e,n))return J(t);S-=j.top-I.viewOffset;for(var K=0;K<e.display.gutterSpecs.length;++K){var V=I.gutters.childNodes[K];if(V&&V.getBoundingClientRect().right>=i){var re=Dr(e.doc,S),ae=e.display.gutterSpecs[K];return Se(e,n,e,re,ae.className,t),J(t)}}}function Pa(e,t){return ms(e,t,"gutterClick",!0)}function ps(e,t){if(qr(e.display,t)||Yl(e,t))return;if(ke(e,t,"contextmenu"))return;L||e.display.input.onContextMenu(t)}function Yl(e,t){return ie(e,"gutterContextMenu")?ms(e,t,"gutterContextMenu",!1):!1}function gs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ni(e)}var Vn={toString:function(){return"CodeMirror.Init"}},vs={},Yi={};function 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re*re+ae*ae>20*20}be(t.scroller,"touchstart",function(K){if(!ke(e,K)&&!S(K)&&!Pa(e,K)){t.input.ensurePolled(),clearTimeout(n);var V=+new Date;t.activeTouch={start:V,moved:!1,prev:V-r.end<=300?r:null},K.touches.length==1&&(t.activeTouch.left=K.touches[0].pageX,t.activeTouch.top=K.touches[0].pageY)}}),be(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),be(t.scroller,"touchend",function(K){var V=t.activeTouch;if(V&&!qr(t,K)&&V.left!=null&&!V.moved&&new Date-V.start<300){var re=e.coordsChar(t.activeTouch,"page"),ae;!V.prev||I(V,V.prev)?ae=new Dt(re,re):!V.prev.prev||I(V,V.prev.prev)?ae=e.findWordAt(re):ae=new Dt(Ue(re.line,0),ct(e.doc,Ue(re.line+1,0))),e.setSelection(ae.anchor,ae.head),e.focus(),Y(K)}i()}),be(t.scroller,"touchcancel",i),be(t.scroller,"scroll",function(){t.scroller.clientHeight&&(oi(e,t.scroller.scrollTop),xn(e,t.scroller.scrollLeft,!0),Se(e,"scroll",e))}),be(t.scroller,"mousewheel",function(K){return 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S.electricInput&&(S.electricInput.test(nt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(I=wi(e,i.head.line,"smart")));I&&ar(e,"electricInput",e,i.head.line)}}function Es(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,S={anchor:Ue(i,0),head:Ue(i+1,0)};n.push(S),t.push(e.getRange(S.anchor,S.head))}return{text:t,ranges:n}}function xs(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ts(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return D?e.style.width="1000px":e.setAttribute("wrap","off"),g&&(e.style.border="1px solid black"),xs(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var S=this.options,I=S[r];if(S[r]==i&&r!="mode")return;S[r]=i,t.hasOwnProperty(r)&&er(this,t[r])(this,i,I),Se(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"](Vi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,S=0;S<i.length;++S)if(i[S]==r||i[S].name==r)return i.splice(S,1),!0},addOverlay:mr(function(r,i){var S=r.token?r:e.getMode(this.options,r);if(S.startState)throw new Error("Overlays may not be stateful.");Te(this.state.overlays,{mode:S,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(I){return I.priority}),this.state.modeGen++,Er(this)}),removeOverlay:mr(function(r){for(var i=this.state.overlays,S=0;S<i.length;++S){var I=i[S].modeSpec;if(I==r||typeof r=="string"&&I.name==r){i.splice(S,1),this.state.modeGen++,Er(this);return}}}),indentLine:mr(function(r,i,S){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Ir(this.doc,r)&&wi(this,r,i,S)}),indentSelection:mr(function(r){for(var i=this.doc.sel.ranges,S=-1,I=0;I<i.length;I++){var j=i[I];if(j.empty())j.head.line>S&&(wi(this,j.head.line,r,!0),S=j.head.line,I==this.doc.sel.primIndex&&Nn(this));else{var K=j.from(),V=j.to(),re=Math.max(S,K.line);S=Math.min(this.lastLine(),V.line-(V.ch?0:1))+1;for(var ae=re;ae<S;++ae)wi(this,ae,r);var fe=this.doc.sel.ranges;K.ch==0&&i.length==fe.length&&fe[I].from().ch>0&&Aa(this.doc,I,new Dt(K,fe[I].to()),he)}}}),getTokenAt:function(r,i){return Qt(this,r,i)},getLineTokens:function(r,i){return Qt(this,Ue(r),i,!0)},getTokenTypeAt:function(r){r=ct(this.doc,r);var i=dt(this,nt(this.doc,r.line)),S=0,I=(i.length-1)/2,j=r.ch,K;if(j==0)K=i[2];else for(;;){var V=S+I>>1;if((V?i[V*2-1]:0)>=j)I=V;else if(i[V*2+1]<j)S=V+1;else{K=i[V*2+2];break}}var re=K?K.indexOf("overlay "):-1;return re<0?K:re==0?null:K.slice(0,re-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var S=[];if(!n.hasOwnProperty(i))return S;var I=n[i],j=this.getModeAt(r);if(typeof j[i]=="string")I[j[i]]&&S.push(I[j[i]]);else if(j[i])for(var K=0;K<j[i].length;K++){var V=I[j[i][K]];V&&S.push(V)}else j.helperType&&I[j.helperType]?S.push(I[j.helperType]):I[j.name]&&S.push(I[j.name]);for(var re=0;re<I._global.length;re++){var ae=I._global[re];ae.pred(j,this)&&ne(S,ae.val)==-1&&S.push(ae.val)}return S},getStateAfter:function(r,i){var S=this.doc;return r=An(S,r==null?S.first+S.size-1:r),Ee(this,r+1,i).state},cursorCoords:function(r,i){var S,I=this.doc.sel.primary();return r==null?S=I.head:typeof r=="object"?S=ct(this.doc,r):S=r?I.from():I.to(),Fr(this,S,i||"page")},charCoords:function(r,i){return oa(this,ct(this.doc,r),i||"page")},coordsChar:function(r,i){return r=no(this,r,i||"page"),la(this,r.left,r.top)},lineAtHeight:function(r,i){return r=no(this,{top:r,left:0},i||"page").top,Dr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,S){var I=!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,I=!0),j=nt(this.doc,r)}else j=r;return Ri(this,j,{top:0,left:0},i||"page",S||I).top+(I?this.doc.height-kt(j):0)},defaultTextHeight:function(){return kn(this.display)},defaultCharWidth:function(){return In(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,S,I,j){var K=this.display;r=Fr(this,ct(this.doc,r));var V=r.bottom,re=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),K.sizer.appendChild(i),I=="over")V=r.top;else if(I=="above"||I=="near"){var ae=Math.max(K.wrapper.clientHeight,this.doc.height),fe=Math.max(K.sizer.clientWidth,K.lineSpace.clientWidth);(I=="above"||r.bottom+i.offsetHeight>ae)&&r.top>i.offsetHeight?V=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ae&&(V=r.bottom),re+i.offsetWidth>fe&&(re=fe-i.offsetWidth)}i.style.top=V+"px",i.style.left=i.style.right="",j=="right"?(re=K.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(j=="left"?re=0:j=="middle"&&(re=(K.sizer.clientWidth-i.offsetWidth)/2),i.style.left=re+"px"),S&&Js(this,{left:re,top:V,right:re+i.offsetWidth,bottom:V+i.offsetHeight})},triggerOnKeyDown:mr(us),triggerOnKeyPress:mr(cs),triggerOnKeyUp:ds,triggerOnMouseDown:mr(fs),execCommand:function(r){if(Ei.hasOwnProperty(r))return Ei[r].call(null,this)},triggerElectric:mr(function(r){bs(this,r)}),findPosH:function(r,i,S,I){var j=1;i<0&&(j=-1,i=-i);for(var K=ct(this.doc,r),V=0;V<i&&!(K=Ua(this.doc,K,j,S,I),K.hitSide);++V);return K},moveH:mr(function(r,i){var S=this;this.extendSelectionsBy(function(I){return S.display.shift||S.doc.extend||I.empty()?Ua(S.doc,I.head,r,i,S.options.rtlMoveVisually):r<0?I.from():I.to()},ve)}),deleteH:mr(function(r,i){var S=this.doc.sel,I=this.doc;S.somethingSelected()?I.replaceSelection("",null,"+delete"):zn(this,function(j){var K=Ua(I,j.head,r,i,!1);return r<0?{from:K,to:j.head}:{from:j.head,to:K}})}),findPosV:function(r,i,S,I){var j=1,K=I;i<0&&(j=-1,i=-i);for(var V=ct(this.doc,r),re=0;re<i;++re){var ae=Fr(this,V,"div");if(K==null?K=ae.left:ae.left=K,V=Ss(this,ae,j,S),V.hitSide)break}return V},moveV:mr(function(r,i){var S=this,I=this.doc,j=[],K=!this.display.shift&&!I.extend&&I.sel.somethingSelected();if(I.extendSelectionsBy(function(re){if(K)return r<0?re.from():re.to();var ae=Fr(S,re.head,"div");re.goalColumn!=null&&(ae.left=re.goalColumn),j.push(ae.left);var fe=Ss(S,ae,r,i);return i=="page"&&re==I.sel.primary()&&ga(S,oa(S,fe,"div").top-ae.top),fe},ve),j.length)for(var V=0;V<I.sel.ranges.length;V++)I.sel.ranges[V].goalColumn=j[V]}),findWordAt:function(r){var i=this.doc,S=nt(i,r.line).text,I=r.ch,j=r.ch;if(S){var K=this.getHelper(r,"wordChars");(r.sticky=="before"||j==S.length)&&I?--I:++j;for(var V=S.charAt(I),re=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)};I>0&&re(S.charAt(I-1));)--I;for(;j<S.length&&re(S.charAt(j));)++j}return new Dt(Ue(r.line,I),Ue(r.line,j))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Se(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==P()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:mr(function(r,i){ai(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Kr(this)-this.display.barHeight,width:r.scrollWidth-Kr(this)-this.display.barWidth,clientHeight:na(this),clientWidth:vn(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:Ue(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):po(this,r.from,r.to,r.margin)}),setSize:mr(function(r,i){var S=this,I=function(K){return typeof K=="number"||/^\d+$/.test(String(K))?K+"px":K};r!=null&&(this.display.wrapper.style.width=I(r)),i!=null&&(this.display.wrapper.style.height=I(i)),this.options.lineWrapping&&eo(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){on(S,j,"widget");break}}++j}),this.curOp.forceUpdate=!0,Se(this,"refresh",this)}),operation:function(r){return Lr(this,r)},startOperation:function(){return Sn(this)},endOperation:function(){return wn(this)},refresh:mr(function(){var r=this.display.cachedTextHeight;Er(this),this.curOp.forceUpdate=!0,ni(this),ai(this,this.doc.scrollLeft,this.doc.scrollTop),ba(this.display),(r==null||Math.abs(r-kn(this.display))>.5||this.options.lineWrapping)&&fa(this),Se(this,"refresh",this)}),swapDoc:mr(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),_o(this,r),ni(this),this.display.input.reset(),ai(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,ar(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}},ee(e),e.registerHelper=function(r,i,S){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=S},e.registerGlobalHelper=function(r,i,S,I){e.registerHelper(r,i,I),n[r]._global.push({pred:S,val:I})}}function Ua(e,t,n,r,i){var S=t,I=n,j=nt(e,t.line),K=i&&e.direction=="rtl"?-n:n;function V(){var rt=t.line+K;return rt<e.first||rt>=e.first+e.size?!1:(t=new Ue(rt,t.ch,t.sticky),j=nt(e,rt))}function re(rt){var Je;if(r=="codepoint"){var at=j.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(at)?Je=null:Je=new Ue(t.line,Math.max(0,Math.min(j.text.length,t.ch+n*(at>=55296&&at<56320?2:1))),-n)}else i?Je=kl(e.cm,j,t,n):Je=_a(j,t,n);if(Je==null)if(!rt&&V())t=Oa(i,e.cm,j,t.line,K);else return!1;else t=Je;return!0}if(r=="char"||r=="codepoint")re();else if(r=="column")re(!0);else if(r=="word"||r=="group")for(var ae=null,fe=r=="group",ce=e.cm&&e.cm.getHelper(t,"wordChars"),De=!0;!(n<0&&!re(!De));De=!1){var Pe=j.text.charAt(t.ch)||`
`,Fe=Me(Pe,ce)?"w":fe&&Pe==`
`?"n":!fe||/\s/.test(Pe)?null:"p";if(fe&&!De&&!Fe&&(Fe="s"),ae&&ae!=Fe){n<0&&(n=1,re(),t.sticky="after");break}if(Fe&&(ae=Fe),n>0&&!re(!De))break}var $e=Ki(e,t,S,I,!0);return _r(S,$e)&&($e.hitSide=!0),$e}function Ss(e,t,n,r){var i=e.doc,S=t.left,I;if(r=="page"){var j=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),K=Math.max(j-.5*kn(e.display),3);I=(n>0?t.bottom:t.top)+n*K}else r=="line"&&(I=n>0?t.bottom+3:t.top-3);for(var V;!(V=la(e,S,I),!V.outside);){if(n<0?I<=0:I>=i.height){V.hitSide=!0;break}I+=n*5}return V}var Ot=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Z,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Ot.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;xs(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function S(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(!S(j)||ke(r,j)||ys(j,r))return;k<=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 I(j){if(!S(j)||ke(r,j))return;if(r.somethingSelected())$i({lineWise:!1,text:r.getSelections()}),j.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var K=Es(r);$i({lineWise:!0,text:K.text}),j.type=="cut"&&r.operation(function(){r.setSelections(K.ranges,0,he),r.replaceSelection("",null,"cut")})}else return;if(j.clipboardData){j.clipboardData.clearData();var V=jr.text.join(`
`);if(j.clipboardData.setData("Text",V),j.clipboardData.getData("Text")==V){j.preventDefault();return}}var re=Ts(),ae=re.firstChild;r.display.lineSpace.insertBefore(re,r.display.lineSpace.firstChild),ae.value=jr.text.join(`
`);var fe=document.activeElement;X(ae),setTimeout(function(){r.display.lineSpace.removeChild(re),fe.focus(),fe==i&&n.showPrimarySelection()},50)}be(i,"copy",I),be(i,"cut",I)},Ot.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ot.prototype.prepareSelection=function(){var e=uo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Ot.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Ot.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Ot.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 S=Ji(t,e.anchorNode,e.anchorOffset),I=Ji(t,e.focusNode,e.focusOffset);if(S&&!S.bad&&I&&!I.bad&&ft(Vr(S,I),r)==0&&ft(je(S,I),i)==0)return;var j=t.display.view,K=r.line>=t.display.viewFrom&&ws(t,r)||{node:j[0].measure.map[2],offset:0},V=i.line<t.display.viewTo&&ws(t,i);if(!V){var re=j[j.length-1].measure,ae=re.maps?re.maps[re.maps.length-1]:re.map;V={node:ae[ae.length-1],offset:ae[ae.length-2]-ae[ae.length-3]}}if(!K||!V){e.removeAllRanges();return}var fe=e.rangeCount&&e.getRangeAt(0),ce;try{ce=p(K.node,K.offset,V.offset,V.node)}catch(De){}ce&&(!A&&t.state.focused?(e.collapse(K.node,K.offset),ce.collapsed||(e.removeAllRanges(),e.addRange(ce))):(e.removeAllRanges(),e.addRange(ce)),fe&&e.anchorNode==null?e.addRange(fe):A&&this.startGracePeriod()),this.rememberSelection()},Ot.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)},Ot.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},Ot.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Ot.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return b(this.div,t)},Ot.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Ot.prototype.blur=function(){this.div.blur()},Ot.prototype.getField=function(){return this.div},Ot.prototype.supportsTouch=function(){return!0},Ot.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():Lr(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)},Ot.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Ot.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(u&&E&&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=Ji(t,e.anchorNode,e.anchorOffset),r=Ji(t,e.focusNode,e.focusOffset);n&&r&&Lr(t,function(){ur(t.doc,ln(n,r),he),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Ot.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=Ue(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ue(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var S,I,j;r.line==t.viewFrom||(S=En(e,r.line))==0?(I=St(t.view[0].line),j=t.view[0].node):(I=St(t.view[S].line),j=t.view[S-1].node.nextSibling);var K=En(e,i.line),V,re;if(K==t.view.length-1?(V=t.viewTo-1,re=t.lineDiv.lastChild):(V=St(t.view[K+1].line)-1,re=t.view[K+1].node.previousSibling),!j)return!1;for(var ae=e.doc.splitLines(tu(e,j,re,I,V)),fe=Ft(e.doc,Ue(I,0),Ue(V,nt(e.doc,V).text.length));ae.length>1&&fe.length>1;)if(Le(ae)==Le(fe))ae.pop(),fe.pop(),V--;else if(ae[0]==fe[0])ae.shift(),fe.shift(),I++;else break;for(var ce=0,De=0,Pe=ae[0],Fe=fe[0],$e=Math.min(Pe.length,Fe.length);ce<$e&&Pe.charCodeAt(ce)==Fe.charCodeAt(ce);)++ce;for(var rt=Le(ae),Je=Le(fe),at=Math.min(rt.length-(ae.length==1?ce:0),Je.length-(fe.length==1?ce:0));De<at&&rt.charCodeAt(rt.length-De-1)==Je.charCodeAt(Je.length-De-1);)++De;if(ae.length==1&&fe.length==1&&I==r.line)for(;ce&&ce>r.ch&&rt.charCodeAt(rt.length-De-1)==Je.charCodeAt(Je.length-De-1);)ce--,De++;ae[ae.length-1]=rt.slice(0,rt.length-De).replace(/^\u200b+/,""),ae[0]=ae[0].slice(ce).replace(/\u200b+$/,"");var ht=Ue(I,ce),ut=Ue(V,fe.length?Le(fe).length-De:0);if(ae.length>1||ae[0]||ft(ht,ut))return Hn(e.doc,ae,ht,ut,"+input"),!0},Ot.prototype.ensurePolled=function(){this.forceCompositionEnd()},Ot.prototype.reset=function(){this.forceCompositionEnd()},Ot.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Ot.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)},Ot.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&Lr(this.cm,function(){return 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x(){return{cueHandler:u.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function h(s,a){if((a.liveSyncDurationCount||a.liveMaxLatencyDurationCount)&&(a.liveSyncDuration||a.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(a.liveMaxLatencyDurationCount!==void 0&&(a.liveSyncDurationCount===void 0||a.liveMaxLatencyDurationCount<=a.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(a.liveMaxLatencyDuration!==void 0&&(a.liveSyncDuration===void 0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return d({},s,a)}function c(s){var a=s.loader;if(a!==g.default&&a!==y.default)l.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),s.progressive=!1;else{var v=Object(g.fetchSupported)();v&&(s.loader=g.default,s.progressive=!0,s.enableSoftwareAES=!0,l.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),M=A("./src/utils/ewma-bandwidth-estimator.ts"),R=A("./src/events.ts"),N=A("./src/utils/buffer-helper.ts"),k=A("./src/errors.ts"),D=A("./src/types/loader.ts"),O=A("./src/utils/logger.ts");function E(C,y){for(var g=0;g<y.length;g++){var u=y[g];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function T(C,y,g){return y&&E(C.prototype,y),g&&E(C,g),C}var _=function(){function C(g){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=g;var u=g.config;this.bwEstimator=new M.default(u.abrEwmaSlowVoD,u.abrEwmaFastVoD,u.abrEwmaDefaultEstimate),this.registerListeners()}var y=C.prototype;return y.registerListeners=function(){var u=this.hls;u.on(R.Events.FRAG_LOADING,this.onFragLoading,this),u.on(R.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(R.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){var u=this.hls;u.off(R.Events.FRAG_LOADING,this.onFragLoading,this),u.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(R.Events.ERROR,this.onError,this)},y.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},y.onFragLoading=function(u,o){var l=o.frag;if(l.type===D.PlaylistLevelType.MAIN&&!this.timer){var d;this.fragCurrent=l,this.partCurrent=(d=o.part)!=null?d:null,this.timer=self.setInterval(this.onCheck,100)}},y.onLevelLoaded=function(u,o){var l=this.hls.config;o.details.live?this.bwEstimator.update(l.abrEwmaSlowLive,l.abrEwmaFastLive):this.bwEstimator.update(l.abrEwmaSlowVoD,l.abrEwmaFastVoD)},y._abandonRulesCheck=function(){var u=this.fragCurrent,o=this.partCurrent,l=this.hls,d=l.autoLevelEnabled,w=l.config,f=l.media;if(!u||!f)return;var m=o?o.stats:u.stats,L=o?o.duration:u.duration;if(m.aborted){O.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!d||f.paused||!f.playbackRate||!f.readyState)return;var x=performance.now()-m.loading.start,h=Math.abs(f.playbackRate);if(x<=500*L/h)return;var c=l.levels,s=l.minAutoLevel,a=c[u.level],v=m.total||Math.max(m.loaded,Math.round(L*a.maxBitrate/8)),p=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/x),b=(v-m.loaded)/p,P=f.currentTime,F=(N.BufferHelper.bufferInfo(f,P,w.maxBufferHole).end-P)/h;if(F>=2*L/h||b<=F)return;var H=Number.POSITIVE_INFINITY,X;for(X=u.level-1;X>s;X--){var B=c[X].maxBitrate;if(H=L*B/(8*.8*p),H<F)break}if(H>=b)return;var U=this.bwEstimator.getEstimate();O.logger.warn("Fragment "+u.sn+(o?" part "+o.index:"")+" of level "+u.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+X+`
      Current BW estimate: `+(Object(W.isFiniteNumber)(U)?(U/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+b.toFixed(3)+` s
      Estimated load time for the next fragment: `+H.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),l.nextLoadLevel=X,this.bwEstimator.sample(x,m.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),l.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:o,stats:m})},y.onFragLoaded=function(u,o){var l=o.frag,d=o.part;if(l.type===D.PlaylistLevelType.MAIN&&Object(W.isFiniteNumber)(l.sn)){var w=d?d.stats:l.stats,f=d?d.duration:l.duration;if(this.clearTimer(),this.lastLoadedFragLevel=l.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[l.level],L=(m.loaded?m.loaded.bytes:0)+w.loaded,x=(m.loaded?m.loaded.duration:0)+f;m.loaded={bytes:L,duration:x},m.realBitrate=Math.round(8*L/x)}if(l.bitrateTest){var h={stats:w,frag:l,part:d,id:l.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,h),l.bitrateTest=!1}}},y.onFragBuffered=function(u,o){var l=o.frag,d=o.part,w=d?d.stats:l.stats;if(w.aborted)return;if(l.type!==D.PlaylistLevelType.MAIN||l.sn==="initSegment")return;var f=w.parsing.end-w.loading.start;this.bwEstimator.sample(f,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),l.bitrateTest?this.bitrateTestDelay=f/1e3:this.bitrateTestDelay=0},y.onError=function(u,o){switch(o.details){case k.ErrorDetails.FRAG_LOAD_ERROR:case k.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},y.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},y.getNextABRAutoLevel=function(){var u=this.fragCurrent,o=this.partCurrent,l=this.hls,d=l.maxAutoLevel,w=l.config,f=l.minAutoLevel,m=l.media,L=o?o.duration:u?u.duration:0,x=m?m.currentTime:0,h=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,s=(N.BufferHelper.bufferInfo(m,x,w.maxBufferHole).end-x)/h,a=this.findBestLevel(c,f,d,s,w.abrBandWidthFactor,w.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,w.maxStarvationDelay):w.maxStarvationDelay,p=w.abrBandWidthFactor,b=w.abrBandWidthUpFactor;if(!s){var P=this.bitrateTestDelay;if(P){var F=L?Math.min(L,w.maxLoadingDelay):w.maxLoadingDelay;v=F-P,O.logger.trace("bitrate test took "+Math.round(1e3*P)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),p=b=1}}return a=this.findBestLevel(c,f,d,s+v,p,b),Math.max(a,0)},y.findBestLevel=function(u,o,l,d,w,f){for(var m,L=this.fragCurrent,x=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,s=c[h],a=!!(s!=null&&(m=s.details)!==null&&m!==void 0&&m.live),v=s==null?void 0:s.codecSet,p=x?x.duration:L?L.duration:0,b=l;b>=o;b--){var P=c[b];if(!P||v&&P.codecSet!==v)continue;var F=P.details,H=(x?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||p,X=void 0;b<=h?X=w*u:X=f*u;var B=c[b].maxBitrate,U=B*H/X;if(O.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+b+"/"+Math.round(X)+"/"+B+"/"+H+"/"+d+"/"+U),X>B&&(!U||a&&!this.bitrateTestDelay||U<d))return b}return-1},T(C,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,o=this.bwEstimator;if(u!==-1&&(!o||!o.canEstimate()))return u;var l=this.getNextABRAutoLevel();return u!==-1&&(l=Math.min(u,l)),l},set:function(u){this._nextAutoLevel=u}}]),C}();G.default=_},"./src/controller/audio-stream-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),M=A("./src/controller/base-stream-controller.ts"),R=A("./src/events.ts"),N=A("./src/utils/buffer-helper.ts"),k=A("./src/controller/fragment-tracker.ts"),D=A("./src/types/level.ts"),O=A("./src/types/loader.ts"),E=A("./src/loader/fragment.ts"),T=A("./src/demux/chunk-cache.ts"),_=A("./src/demux/transmuxer-interface.ts"),C=A("./src/types/transmuxer.ts"),y=A("./src/controller/fragment-finders.ts"),g=A("./src/utils/discontinuities.ts"),u=A("./src/errors.ts"),o=A("./src/utils/logger.ts");function l(){return l=Object.assign||function(L){for(var x=1;x<arguments.length;x++){var h=arguments[x];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(L[c]=h[c])}return L},l.apply(this,arguments)}function d(L,x){L.prototype=Object.create(x.prototype),L.prototype.constructor=L,w(L,x)}function w(L,x){return w=Object.setPrototypeOf||function(c,s){return c.__proto__=s,c},w(L,x)}var f=100,m=function(L){d(x,L);function x(c,s){var a;return a=L.call(this,c,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 h=x.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var s=this.hls;s.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(R.Events.ERROR,this.onError,this),s.on(R.Events.BUFFER_RESET,this.onBufferReset,this),s.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var s=this.hls;s.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(R.Events.ERROR,this.onError,this),s.off(R.Events.BUFFER_RESET,this.onBufferReset,this),s.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(s,a){var v=a.frag,p=a.id,b=a.initPTS;if(p==="main"){var P=v.cc;this.initPTS[v.cc]=b,this.log("InitPTS for cc: "+P+" found from main: "+b),this.videoTrackCC=P,this.state===M.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=M.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),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()},h.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 b,P=performance.now(),F=this.retryDate;(!F||P>=F||(b=this.media)!==null&&b!==void 0&&b.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=M.State.IDLE);break}case M.State.WAITING_INIT_PTS:{var H=this.waitingData;if(H){var X=H.frag,B=H.part,U=H.cache,z=H.complete;if(this.initPTS[X.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.FRAG_LOADING;var Z=U.flush(),ne={frag:X,part:B,payload:Z,networkDetails:null};this._handleFragmentLoadProgress(ne),z&&L.prototype._handleFragmentLoadComplete.call(this,ne)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+X.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),Ce=N.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),he=Object(y.fragmentWithinToleranceTest)(Ce.end,this.config.maxFragLookUpTolerance,X);he<0&&(o.logger.log("Waiting fragment cc ("+X.cc+") @ "+X.start+" cancelled because another fragment at "+Ce.end+" is needed"),this.clearWaitingFragment())}}else this.state=M.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.IDLE)},h.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},h.doTickIdle=function(){var s,a,v=this.hls,p=this.levels,b=this.media,P=this.trackId,F=v.config;if(!p||!p[P])return;if(!b&&(this.startFragRequested||!F.startFragPrefetch))return;var H=p[P],X=H.details;if(!X||X.live&&this.levelLastLoaded!==P||this.waitForCdnTuneIn(X)){this.state=M.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,E.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,z=this.getMaxBufferLength(),Z=this.audioSwitch;if(U>=z&&!Z)return;if(!Z&&this._streamEnded(B,X)){v.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=M.State.ENDED;return}var ne=X.fragments,oe=ne[0].start,Ce=B.end;if(Z){var he=this.getLoadPosition();Ce=he,X.PTSKnown&&he<oe&&((B.end>oe||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),b.currentTime=oe+.05))}var we=this.getNextFragment(Ce,X);if(!we){this.bufferFlushed=!0;return}((s=we.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((a=we.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(we,X):this.loadFragment(we,X,Ce)},h.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)},h.onMediaDetaching=function(){this.videoBuffer=null,L.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(s,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(p){return new D.Level(p)})},h.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(f):this.resetTransmuxer(),v?(this.audioSwitch=!0,this.state=M.State.IDLE):this.state=M.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(s,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(s,a){var v,p=this.levels,b=a.details,P=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+P);return}this.log("Track "+P+" loaded ["+b.startSN+","+b.endSN+"],duration:"+b.totalduration);var F=p[P],H=0;if(b.live||(v=F.details)!==null&&v!==void 0&&v.live){var X=this.mainDetails;if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed||!X)return;!F.details&&b.hasProgramDateTime&&X.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(b,X),H=b.fragments[0].start):H=this.alignPlaylists(b,F.details)}F.details=b,this.levelLastLoaded=P,!this.startFragRequested&&(this.mainDetails||!b.live)&&this.setStartPosition(F.details,H),this.state===M.State.WAITING_TRACK&&!this.waitForCdnTuneIn(b)&&(this.state=M.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(s){var a,v=s.frag,p=s.part,b=s.payload,P=this.config,F=this.trackId,H=this.levels;if(!H){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 X=H[F];console.assert(X,"Audio track is defined on fragment load progress");var B=X.details;console.assert(B,"Audio track details are defined on fragment load progress");var U=P.defaultAudioCodec||X.audioCodec||"mp4a.40.2",z=this.transmuxer;z||(z=this.transmuxer=new _.default(this.hls,O.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Z=this.initPTS[v.cc],ne=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(Z!==void 0){var oe=!1,Ce=p?p.index:-1,he=Ce!==-1,we=new C.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,b.byteLength,Ce,he);z.push(b,ne,U,"",v,p,B.totalduration,oe,we,Z)}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 "+F);var ve=this.waitingData=this.waitingData||{frag:v,part:p,cache:new T.default,complete:!1},pe=ve.cache;pe.push(new Uint8Array(b)),this.waitingVideoCC=this.videoTrackCC,this.state=M.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}L.prototype._handleFragmentLoadComplete.call(this,s)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(s,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.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(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,p)},h.onError=function(s,a){switch(a.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(O.PlaylistLevelType.AUDIO,a);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.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 u.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}},h.onBufferFlushed=function(s,a){var v=a.type;v===E.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(s){var a,v="audio",p=this.hls,b=s.remuxResult,P=s.chunkMeta,F=this.getCurrentContext(P);if(!F){this.warn("The loading context changed while buffering fragment "+P.sn+" of level "+P.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(P.level);return}var H=F.frag,X=F.part,B=b.audio,U=b.text,z=b.id3,Z=b.initSegment;if(this.fragContextChanged(H))return;if(this.state=M.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),Z!=null&&Z.tracks&&(this._bufferInitSegment(Z.tracks,H,P),p.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:H,id:v,tracks:Z.tracks})),B){var ne=B.startPTS,oe=B.endPTS,Ce=B.startDTS,he=B.endDTS;X&&(X.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:ne,endPTS:oe,startDTS:Ce,endDTS:he}),H.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,ne,oe,Ce,he),this.bufferFragmentData(B,H,X,P)}if(z!=null&&(a=z.samples)!==null&&a!==void 0&&a.length){var we=l({frag:H,id:v},z);p.trigger(R.Events.FRAG_PARSING_METADATA,we)}if(U){var ve=l({frag:H,id:v},U);p.trigger(R.Events.FRAG_PARSING_USERDATA,ve)}},h._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(R.Events.BUFFER_CODECS,s);var b=p.initSegment;if(b!=null&&b.byteLength){var P={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:b};this.hls.trigger(R.Events.BUFFER_APPENDING,P)}this.tick()},h.loadFragment=function(s,a,v){var p=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||p===k.FragmentState.NOT_LOADED||p===k.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):a.live&&!Object(W.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=M.State.WAITING_INIT_PTS):(this.startFragRequested=!0,L.prototype.loadFragment.call(this,s,a,v)))},h.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(R.Events.AUDIO_TRACK_SWITCHED,{id:v})},x}(M.default);G.default=m},"./src/controller/audio-track-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),M=A("./src/errors.ts"),R=A("./src/controller/base-playlist-controller.ts"),N=A("./src/types/loader.ts");function k(_,C){for(var y=0;y<C.length;y++){var g=C[y];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(_,g.key,g)}}function D(_,C,y){return C&&k(_.prototype,C),y&&k(_,y),_}function O(_,C){_.prototype=Object.create(C.prototype),_.prototype.constructor=_,E(_,C)}function E(_,C){return E=Object.setPrototypeOf||function(g,u){return g.__proto__=u,g},E(_,C)}var T=function(_){O(C,_);function C(g){var u;return u=_.call(this,g,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var y=C.prototype;return y.registerListeners=function(){var u=this.hls;u.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(W.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){var u=this.hls;u.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(W.Events.ERROR,this.onError,this)},y.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,_.prototype.destroy.call(this)},y.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},y.onManifestParsed=function(u,o){this.tracks=o.audioTracks||[]},y.onAudioTrackLoaded=function(u,o){var l=o.id,d=o.details,w=this.tracksInGroup[l];if(!w){this.warn("Invalid audio track id "+l);return}var f=w.details;w.details=o.details,this.log("audioTrack "+l+" loaded ["+d.startSN+"-"+d.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,o,f))},y.onLevelLoading=function(u,o){this.switchLevel(o.level)},y.onLevelSwitching=function(u,o){this.switchLevel(o.level)},y.switchLevel=function(u){var o=this.hls.levels[u];if(!(o!=null&&o.audioGroupIds))return;var l=o.audioGroupIds[o.urlId];if(this.groupId!==l){this.groupId=l;var d=this.tracks.filter(function(f){return!l||f.groupId===l});this.selectDefaultTrack&&!d.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=d;var w={audioTracks:d};this.log("Updating audio tracks, "+d.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(W.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},y.onError=function(u,o){if(_.prototype.onError.call(this,u,o),o.fatal||!o.context)return;o.context.type===N.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},y.setAudioTrack=function(u){var o=this.tracksInGroup;if(u<0||u>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var l=o[this.trackId];this.log("Now switching to audio-track index "+u);var d=o[u],w=d.id,f=d.groupId,m=f===void 0?"":f,L=d.name,x=d.type,h=d.url;if(this.trackId=u,this.trackName=L,this.selectDefaultTrack=!1,this.hls.trigger(W.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:m,name:L,type:x,url:h}),d.details&&!d.details.live)return;var c=this.switchParams(d.url,l==null?void 0:l.details);this.loadPlaylist(c)},y.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,l=this.findTrackId(o)||this.findTrackId();l!==-1?this.setAudioTrack(l):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},y.findTrackId=function(u){for(var o=this.tracksInGroup,l=0;l<o.length;l++){var d=o[l];if((!this.selectDefaultTrack||d.default)&&(!u||u===d.name))return d.id}return-1},y.loadPlaylist=function(u){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var l=o.id,d=o.groupId,w=o.url;if(u)try{w=u.addDirectives(w)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("loading audio-track playlist for id: "+l),this.clearTimer(),this.hls.trigger(W.Events.AUDIO_TRACK_LOADING,{url:w,id:l,groupId:d,deliveryDirectives:u||null})}},D(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),C}(R.default);G.default=T},"./src/controller/base-playlist-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return D});var W=A("./src/polyfills/number.ts"),M=A("./src/types/level.ts"),R=A("./src/controller/level-helper.ts"),N=A("./src/utils/logger.ts"),k=A("./src/errors.ts"),D=function(){function O(T,_){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=N.logger.log.bind(N.logger,_+":"),this.warn=N.logger.warn.bind(N.logger,_+":"),this.hls=T}var E=O.prototype;return E.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},E.onError=function(_,C){C.fatal&&C.type===k.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},E.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},E.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},E.stopLoad=function(){this.canLoad=!1,this.clearTimer()},E.switchParams=function(_,C){var y=C==null?void 0:C.renditionReports;if(y)for(var g=0;g<y.length;g++){var u=y[g],o=""+u.URI;if(o===_.substr(-o.length)){var l=parseInt(u["LAST-MSN"]),d=parseInt(u["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var w=Math.min(C.age-C.partTarget,C.targetduration);d!==void 0&&w>C.partTarget&&(d+=1)}if(Object(W.isFiniteNumber)(l))return new M.HlsUrlParameters(l,Object(W.isFiniteNumber)(d)?d:void 0,M.HlsSkip.No)}}},E.loadPlaylist=function(_){},E.shouldLoadTrack=function(_){return this.canLoad&&_&&!!_.url&&(!_.details||_.details.live)},E.playlistLoaded=function(_,C,y){var g=this,u=C.details,o=C.stats,l=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(u.advancedDateTime=Date.now()-l,u.live||y!=null&&y.live){if(u.reloaded(y),y&&this.log("live playlist "+_+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),y&&u.fragments.length>0&&Object(R.mergeDetails)(y,u),!this.canLoad||!u.live)return;var d,w=void 0,f=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var m=this.hls.config.lowLatencyMode,L=u.lastPartSn,x=u.endSN,h=u.lastPartIndex,c=h!==-1,s=L===x,a=m?0:h;c?(w=s?x+1:L,f=s?a:h+1):w=x+1;var v=u.age,p=v+u.ageHeader,b=Math.min(p-u.partTarget,u.targetduration*1.5);if(b>0){if(y&&b>y.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+y.tuneInGoal+" to: "+b+" with playlist age: "+u.age),b=0;else{var P=Math.floor(b/u.targetduration);if(w+=P,f!==void 0){var F=Math.round(b%u.targetduration/u.partTarget);f+=F}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+b+" skip sn "+P+" to part "+f)}u.tuneInGoal=b}if(d=this.getDeliveryDirectives(u,C.deliveryDirectives,w,f),m||!s){this.loadPlaylist(d);return}}else d=this.getDeliveryDirectives(u,C.deliveryDirectives,w,f);var H=Object(R.computeReloadInterval)(u,o);w!==void 0&&u.canBlockReload&&(H-=u.partTarget||1),this.log("reload live playlist "+_+" in "+Math.round(H)+" ms"),this.timer=self.setTimeout(function(){return g.loadPlaylist(d)},H)}else this.clearTimer()},E.getDeliveryDirectives=function(_,C,y,g){var u=Object(M.getSkipValue)(_,y);return C!=null&&C.skip&&_.deltaUpdateFailed&&(y=C.msn,g=C.part,u=M.HlsSkip.No),new M.HlsUrlParameters(y,g,u)},E.retryLoadingOrFail=function(_){var C=this,y=this.hls.config,g=this.retryCount<y.levelLoadingMaxRetry;if(g){var u;if(this.retryCount++,_.details.indexOf("LoadTimeOut")>-1&&(u=_.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+_.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*y.levelLoadingRetryDelay,y.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+_.details+'"')}}else this.warn('cannot recover from error "'+_.details+'"'),this.clearTimer(),_.fatal=!0;return g},O}()},"./src/controller/base-stream-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"State",function(){return x}),A.d(G,"default",function(){return h});var W=A("./src/polyfills/number.ts"),M=A("./src/task-loop.ts"),R=A("./src/controller/fragment-tracker.ts"),N=A("./src/utils/buffer-helper.ts"),k=A("./src/utils/logger.ts"),D=A("./src/events.ts"),O=A("./src/errors.ts"),E=A("./src/types/transmuxer.ts"),T=A("./src/utils/mp4-tools.ts"),_=A("./src/utils/discontinuities.ts"),C=A("./src/controller/fragment-finders.ts"),y=A("./src/controller/level-helper.ts"),g=A("./src/loader/fragment-loader.ts"),u=A("./src/crypt/decrypter.ts"),o=A("./src/utils/time-ranges.ts"),l=A("./src/types/loader.ts");function d(c,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(c,v.key,v)}}function w(c,s,a){return s&&d(c.prototype,s),a&&d(c,a),c}function f(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function m(c,s){c.prototype=Object.create(s.prototype),c.prototype.constructor=c,L(c,s)}function L(c,s){return L=Object.setPrototypeOf||function(v,p){return v.__proto__=p,v},L(c,s)}var x={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"},h=function(c){m(s,c);function s(v,p,b){var P;return P=c.call(this)||this,P.hls=void 0,P.fragPrevious=null,P.fragCurrent=null,P.fragmentTracker=void 0,P.transmuxer=null,P._state=x.STOPPED,P.media=void 0,P.mediaBuffer=void 0,P.config=void 0,P.bitrateTest=!1,P.lastCurrentTime=0,P.nextLoadPosition=0,P.startPosition=0,P.loadedmetadata=!1,P.fragLoadError=0,P.retryDate=0,P.levels=null,P.fragmentLoader=void 0,P.levelLastLoaded=null,P.startFragRequested=!1,P.decrypter=void 0,P.initPTS=[],P.onvseeking=null,P.onvended=null,P.logPrefix="",P.log=void 0,P.warn=void 0,P.logPrefix=b,P.log=k.logger.log.bind(k.logger,b+":"),P.warn=k.logger.warn.bind(k.logger,b+":"),P.hls=v,P.fragmentLoader=new g.default(v.config),P.fragmentTracker=p,P.config=v.config,P.decrypter=new u.default(v,v.config),v.on(D.Events.KEY_LOADED,P.onKeyLoaded,f(P)),P}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=x.STOPPED},a._streamEnded=function(p,b){var P=this.fragCurrent,F=this.fragmentTracker;if(!b.live&&P&&P.sn===b.endSN&&!p.nextStart){var H=F.getState(P);return H===R.FragmentState.PARTIAL||H===R.FragmentState.OK}return!1},a.onMediaAttached=function(p,b){var P=this.media=this.mediaBuffer=b.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),P.addEventListener("seeking",this.onvseeking),P.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===x.STOPPED&&this.startLoad(F.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,b=this.fragCurrent,P=this.media,F=this.mediaBuffer,H=this.state,X=P?P.currentTime:0,B=N.BufferHelper.bufferInfo(F||P,X,p.maxBufferHole);if(this.log("media seeking to "+(Object(W.isFiniteNumber)(X)?X.toFixed(3):X)+", state: "+H),H===x.ENDED)this.resetLoadingState();else if(b&&!B.len){var U=p.maxFragLookUpTolerance,z=b.start-U,Z=b.start+b.duration+U,ne=X>Z;(X<z||ne)&&(ne&&b.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),b.loader.abort()),this.resetLoadingState())}P&&(this.lastCurrentTime=X),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=X),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(p,b){if(this.state!==x.KEY_LOADING||b.frag!==this.fragCurrent||!this.levels)return;this.state=x.IDLE;var P=this.levels[b.frag.level].details;P&&this.loadFragment(b.frag,P,b.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=x.STOPPED,this.hls.off(D.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,b){this.log("Loading key for "+p.sn+" of ["+b.startSN+"-"+b.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=x.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(D.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,b,P){this._loadFragForPlayback(p,b,P)},a._loadFragForPlayback=function(p,b,P){var F=this,H=function(B){if(F.fragContextChanged(p)){F.warn("Fragment "+p.sn+(B.part?" p: "+B.part.index:"")+" of level "+p.level+" was dropped during download."),F.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,F._handleFragmentLoadProgress(B)};this._doFragLoad(p,b,P,H).then(function(X){if(!X)return;F.fragLoadError=0;var B=F.state;if(F.fragContextChanged(p)){(B===x.FRAG_LOADING||B===x.BACKTRACKING||!F.fragCurrent&&B===x.PARSING)&&(F.fragmentTracker.removeFragment(p),F.state=x.IDLE);return}if("payload"in X&&(F.log("Loaded fragment "+p.sn+" of level "+p.level),F.hls.trigger(D.Events.FRAG_LOADED,X),F.state===x.BACKTRACKING)){F.fragmentTracker.backtrack(p,X),F.resetFragmentLoading(p);return}F._handleFragmentLoadComplete(X)}).catch(function(X){F.warn(X),F.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,b,P){if(P===void 0&&(P=null),!(p-b))return;var F={startOffset:p,endOffset:b,type:P};this.fragLoadError=0,this.hls.trigger(D.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(p){var b=this;this._doFragLoad(p).then(function(P){if(!P||b.fragContextChanged(p)||!b.levels)throw new Error("init load aborted");return P}).then(function(P){var F=b.hls,H=P.payload,X=p.decryptdata;if(H&&H.byteLength>0&&X&&X.key&&X.iv&&X.method==="AES-128"){var B=self.performance.now();return b.decrypter.webCryptoDecrypt(new Uint8Array(H),X.key.buffer,X.iv.buffer).then(function(U){var z=self.performance.now();return F.trigger(D.Events.FRAG_DECRYPTED,{frag:p,payload:U,stats:{tstart:B,tdecrypt:z}}),P.payload=U,P})}return P}).then(function(P){var F=b.fragCurrent,H=b.hls,X=b.levels;if(!X)throw new Error("init load aborted, missing levels");var B=X[p.level].details;console.assert(B,"Level details are defined when init segment is loaded");var U=p.stats;b.state=x.IDLE,b.fragLoadError=0,p.data=new Uint8Array(P.payload),U.parsing.start=U.buffering.start=self.performance.now(),U.parsing.end=U.buffering.end=self.performance.now(),P.frag===F&&H.trigger(D.Events.FRAG_BUFFERED,{stats:U,frag:F,part:null,id:p.type}),b.tick()}).catch(function(P){b.warn(P),b.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var b=this.fragCurrent;return!p||!b||p.level!==b.level||p.sn!==b.sn||p.urlId!==b.urlId},a.fragBufferedComplete=function(p,b){var P=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(b?" part: "+b.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(N.BufferHelper.getBuffered(P))),this.state=x.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var b=this.transmuxer;if(!b)return;var P=p.frag,F=p.part,H=p.partsLoaded,X=!H||H.length===0||H.some(function(U){return!U}),B=new E.ChunkMetadata(P.level,P.sn,P.stats.chunkCount+1,0,F?F.index:-1,!X);b.flush(B)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,b,P,F){var H=this;if(P===void 0&&(P=null),!this.levels)throw new Error("frag load aborted, missing levels");if(P=Math.max(p.start,P||0),this.config.lowLatencyMode&&b){var X=b.partList;if(X&&F){P>p.end&&b.fragmentHint&&(p=b.fragmentHint);var B=this.getNextPart(X,p,P);if(B>-1){var U=X[B];return this.log("Loading part sn: "+p.sn+" p: "+U.index+" cc: "+p.cc+" of playlist ["+b.startSN+"-"+b.endSN+"] parts [0-"+B+"-"+(X.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(P.toFixed(3))),this.nextLoadPosition=U.start+U.duration,this.state=x.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,part:X[B],targetBufferTime:P}),this.doFragPartsLoad(p,X,B,F).catch(function(z){return H.handleFragLoadError(z)})}else if(!p.url||this.loadedEndOfParts(X,P))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(b?"of ["+b.startSN+"-"+b.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(P.toFixed(3))),Object(W.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=x.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,targetBufferTime:P}),this.fragmentLoader.load(p,F).catch(function(z){return H.handleFragLoadError(z)})},a.doFragPartsLoad=function(p,b,P,F){var H=this;return new Promise(function(X,B){var U=[],z=function Z(ne){var oe=b[ne];H.fragmentLoader.loadPart(p,oe,F).then(function(Ce){U[oe.index]=Ce;var he=Ce.part;H.hls.trigger(D.Events.FRAG_LOADED,Ce);var we=b[ne+1];if(we&&we.fragment===p)Z(ne+1);else return X({frag:p,part:he,partsLoaded:U})}).catch(B)};z(P)})},a.handleFragLoadError=function(p){var b=p.data;return b&&b.details===O.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(b.frag,b.part):this.hls.trigger(D.Events.ERROR,b),null},a._handleTransmuxerFlush=function(p){var b=this.getCurrentContext(p);if(!b||this.state!==x.PARSING){this.fragCurrent||(this.state=x.IDLE);return}var P=b.frag,F=b.part,H=b.level,X=self.performance.now();P.stats.parsing.end=X,F&&(F.stats.parsing.end=X),this.updateLevelTiming(P,F,H,p.partial)},a.getCurrentContext=function(p){var b=this.levels,P=p.level,F=p.sn,H=p.part;if(!b||!b[P])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+P+". The current chunk will not be buffered."),null;var X=b[P],B=H>-1?Object(y.getPartWith)(X,F,H):null,U=B?B.fragment:Object(y.getFragmentWithSN)(X,F,this.fragCurrent);return U?{frag:U,part:B,level:X}:null},a.bufferFragmentData=function(p,b,P,F){if(!p||this.state!==x.PARSING)return;var H=p.data1,X=p.data2,B=H;if(H&&X&&(B=Object(T.appendUint8Array)(H,X)),!B||!B.length)return;var U={type:p.type,frag:b,part:P,chunkMeta:F,parent:b.type,data:B};this.hls.trigger(D.Events.BUFFER_APPENDING,U),p.dropped&&p.independent&&!P&&this.flushBufferGap(b)},a.flushBufferGap=function(p){var b=this.media;if(!b)return;if(!N.BufferHelper.isBuffered(b,b.currentTime)){this.flushMainBuffer(0,p.start);return}var P=b.currentTime,F=N.BufferHelper.bufferInfo(b,P,0),H=p.duration,X=Math.min(this.config.maxFragLookUpTolerance*2,H*.25),B=Math.max(Math.min(p.start-X,F.end-X),P+X);p.start-B>X&&this.flushMainBuffer(B,p.start)},a.getFwdBufferInfo=function(p,b){var P=this.config,F=this.getLoadPosition();if(!Object(W.isFiniteNumber)(F))return null;var H=N.BufferHelper.bufferInfo(p,F,P.maxBufferHole);if(H.len===0&&H.nextStart!==void 0){var X=this.fragmentTracker.getBufferedFrag(F,b);if(X&&H.nextStart<X.end)return N.BufferHelper.bufferInfo(p,F,Math.max(H.nextStart,P.maxBufferHole))}return H},a.getMaxBufferLength=function(p){var b=this.config,P;return p?P=Math.max(8*b.maxBufferSize/p,b.maxBufferLength):P=b.maxBufferLength,Math.min(P,b.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var b=this.config,P=p||b.maxBufferLength;return b.maxMaxBufferLength>=P?(b.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+b.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,b){var P,F,H=b.fragments,X=H.length;if(!X)return null;var B=this.config,U=H[0].start,z;if(b.live){var Z=B.initialLiveManifestSize;if(X<Z)return this.warn("Not enough fragments to start playback (have: "+X+", need: "+Z+")"),null;!b.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(z=this.getInitialLiveFragment(b,H),this.startPosition=z?this.hls.liveSyncPosition||z.start:p)}else p<=U&&(z=H[0]);if(!z){var ne=B.lowLatencyMode?b.partEnd:b.fragmentEnd;z=this.getFragmentAtPosition(p,ne,b)}return(P=z)!==null&&P!==void 0&&P.initSegment&&!((F=z)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(z=z.initSegment),z},a.getNextPart=function(p,b,P){for(var F=-1,H=!1,X=!0,B=0,U=p.length;B<U;B++){var z=p[B];if(X=X&&!z.independent,F>-1&&P<z.start)break;var Z=z.loaded;!Z&&(H||z.independent||X)&&z.fragment===b&&(F=B),H=Z}return F},a.loadedEndOfParts=function(p,b){var P=p[p.length-1];return P&&b>P.start&&P.loaded},a.getInitialLiveFragment=function(p,b){var P=this.fragPrevious,F=null;if(P){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+P.programDateTime),F=Object(C.findFragmentByPDT)(b,P.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var H=P.sn+1;if(H>=p.startSN&&H<=p.endSN){var X=b[H-p.startSN];P.cc===X.cc&&(F=X,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(C.findFragWithCC)(b,P.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(F=this.getFragmentAtPosition(B,this.bitrateTest?p.fragmentEnd:p.edge,p))}return F},a.getFragmentAtPosition=function(p,b,P){var F=this.config,H=this.fragPrevious,X=P.fragments,B=P.endSN,U=P.fragmentHint,z=F.maxFragLookUpTolerance,Z=!!(F.lowLatencyMode&&P.partList&&U);Z&&U&&!this.bitrateTest&&(X=X.concat(U),B=U.sn);var ne;if(p<b){var oe=p>b-z?0:z;ne=Object(C.findFragmentByPTS)(H,X,p,oe)}else ne=X[X.length-1];if(ne){var Ce=ne.sn-P.startSN,he=H&&ne.level===H.level,we=X[Ce+1],ve=this.fragmentTracker.getState(ne);if(ve===R.FragmentState.BACKTRACKED){ne=null;for(var pe=Ce;X[pe]&&this.fragmentTracker.getState(X[pe])===R.FragmentState.BACKTRACKED;)H?ne=X[pe--]:ne=X[--pe];ne||(ne=we)}else H&&ne.sn===H.sn&&!Z&&(he&&(ne.sn<B&&this.fragmentTracker.getState(we)!==R.FragmentState.OK?(this.log("SN "+ne.sn+" just loaded, load next one: "+we.sn),ne=we):ne=null))}return ne},a.synchronizeToLiveEdge=function(p){var b=this.config,P=this.media;if(!P)return;var F=this.hls.liveSyncPosition,H=P.currentTime,X=p.fragments[0].start,B=p.edge,U=H>=X-b.maxFragLookUpTolerance&&H<=B;if(F!==null&&P.duration>F&&(H<F||!U)){var z=b.liveMaxLatencyDuration!==void 0?b.liveMaxLatencyDuration:b.liveMaxLatencyDurationCount*p.targetduration;(!U&&P.readyState<4||H<B-z)&&(this.loadedmetadata||(this.nextLoadPosition=F),P.readyState&&(this.warn("Playback: "+H.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+F.toFixed(3)),P.currentTime=F))}},a.alignPlaylists=function(p,b){var P=this.levels,F=this.levelLastLoaded,H=this.fragPrevious,X=F!==null?P[F]:null,B=p.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var U=p.fragments[0].start,z=!b,Z=p.alignedSliding&&Object(W.isFiniteNumber)(U);if(z||!Z&&!U){Object(_.alignStream)(H,X,p);var ne=p.fragments[0].start;return this.log("Live playlist sliding: "+ne.toFixed(2)+" start-sn: "+(b?b.startSN:"na")+"->"+p.startSN+" prev-sn: "+(H?H.sn:"na")+" fragments: "+B),ne}return U},a.waitForCdnTuneIn=function(p){var b=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*b)},a.setStartPosition=function(p,b){var P=this.startPosition;if(P<b&&(P=-1),P===-1||this.lastCurrentTime===-1){var F=p.startTimeOffset;Object(W.isFiniteNumber)(F)?(P=b+F,F<0&&(P+=p.totalduration),P=Math.min(Math.max(b,P),b+p.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+P),this.startPosition=P):p.live?P=this.hls.liveSyncPosition||b:this.startPosition=P=0,this.lastCurrentTime=P}this.nextLoadPosition=P},a.getLoadPosition=function(){var p=this.media,b=0;return this.loadedmetadata&&p?b=p.currentTime:this.nextLoadPosition&&(b=this.nextLoadPosition),b},a.handleFragLoadAborted=function(p,b){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(b?" part"+b.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=x.IDLE)},a.onFragmentOrKeyLoadError=function(p,b){if(b.fatal)return;var P=b.frag;if(!P||P.type!==p)return;var F=this.fragCurrent;console.assert(F&&P.sn===F.sn&&P.level===F.level&&P.urlId===F.urlId,"Frag load error must match current frag to retry");var H=this.config;if(this.fragLoadError+1<=H.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(P.level))return;var X=Math.min(Math.pow(2,this.fragLoadError)*H.fragLoadingRetryDelay,H.fragLoadingMaxRetryTimeout);this.warn("Fragment "+P.sn+" of "+p+" "+P.level+" failed to load, retrying in "+X+"ms"),this.retryDate=self.performance.now()+X,this.fragLoadError++,this.state=x.FRAG_LOADING_WAITING_RETRY}else b.levelRetry?(p===l.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=x.IDLE):(k.logger.error(b.details+" reaches max retry, redispatch as fatal ..."),b.fatal=!0,this.hls.stopLoad(),this.state=x.ERROR)},a.afterBufferFlushed=function(p,b,P){if(!p)return;var F=N.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(b,F,P),this.state===x.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=x.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var b=this.levels?this.levels[p].details:null;if(b!=null&&b.live)return this.startPosition=-1,this.setStartPosition(b,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,b,P,F){var H=this,X=P.details;console.assert(!!X,"level.details must be defined");var B=Object.keys(p.elementaryStreams).reduce(function(U,z){var Z=p.elementaryStreams[z];if(Z){var ne=Z.endPTS-Z.startPTS;if(ne<=0)return H.warn("Could not parse fragment "+p.sn+" "+z+" duration reliably ("+ne+") resetting transmuxer to fallback to playlist timing"),H.resetTransmuxer(),U||!1;var oe=F?0:Object(y.updateFragPTSDTS)(X,p,Z.startPTS,Z.endPTS,Z.startDTS,Z.endDTS);return H.hls.trigger(D.Events.LEVEL_PTS_UPDATED,{details:X,level:P,drift:oe,type:z,frag:p,start:Z.startPTS,end:Z.endPTS}),!0}return U},!1);B?(this.state=x.PARSED,this.hls.trigger(D.Events.FRAG_PARSED,{frag:p,part:b})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(s,[{key:"state",get:function(){return this._state},set:function(p){var b=this._state;b!==p&&(this._state=p,this.log(b+"->"+p))}}]),s}(M.default)},"./src/controller/buffer-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return C});var W=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),R=A("./src/utils/logger.ts"),N=A("./src/errors.ts"),k=A("./src/utils/buffer-helper.ts"),D=A("./src/utils/mediasource-helper.ts"),O=A("./src/loader/fragment.ts"),E=A("./src/controller/buffer-operation-queue.ts"),T=Object(D.getMediaSource)(),_=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function y(u){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var l=o.hls,d=o.media,w=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),d&&(o.updateMediaElementDuration(),l.trigger(M.Events.MEDIA_ATTACHED,{media:d})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=u,this._initSourceBuffer(),this.registerListeners()}var g=y.prototype;return g.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},g.destroy=function(){this.unregisterListeners(),this.details=null},g.registerListeners=function(){var 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)},g.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)},g._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new E.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},g.onManifestParsed=function(o,l){var d=2;(l.audio&&!l.video||!l.altAudio)&&(d=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=d,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},g.onMediaAttaching=function(o,l){var d=this.media=l.media;if(d&&T){var w=this.mediaSource=new T;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),d.src=self.URL.createObjectURL(w),this._objectUrl=d.src}},g.onMediaDetaching=function(){var o=this.media,l=this.mediaSource,d=this._objectUrl;if(l){if(R.logger.log("[buffer-controller]: media source detaching"),l.readyState==="open")try{l.endOfStream()}catch(w){R.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),l.removeEventListener("sourceopen",this._onMediaSourceOpen),l.removeEventListener("sourceended",this._onMediaSourceEnded),l.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(d&&self.URL.revokeObjectURL(d),o.src===d?(o.removeAttribute("src"),o.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(M.Events.MEDIA_DETACHED,void 0)},g.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(l){var d=o.sourceBuffer[l];try{d&&(o.removeBufferListeners(l),o.mediaSource&&o.mediaSource.removeSourceBuffer(d),o.sourceBuffer[l]=void 0)}catch(w){R.logger.warn("[buffer-controller]: Failed to reset the "+l+" buffer",w)}}),this._initSourceBuffer()},g.onBufferCodecs=function(o,l){var d=this,w=this.getSourceBufferTypes().length;if(Object.keys(l).forEach(function(f){if(w){var m=d.tracks[f];if(m&&typeof m.buffer.changeType=="function"){var L=l[f],x=L.codec,h=L.levelCodec,c=L.container,s=(m.levelCodec||m.codec).replace(_,"$1"),a=(h||x).replace(_,"$1");if(s!==a){var v=c+";codecs="+(h||x);d.appendChangeType(f,v)}}}else d.pendingTracks[f]=l[f]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},g.appendChangeType=function(o,l){var d=this,w=this.operationQueue,f={execute:function(){var L=d.sourceBuffer[o];L&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+l),L.changeType(l)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(L){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",L)}};w.append(f,o)},g.onBufferAppending=function(o,l){var d=this,w=this.hls,f=this.operationQueue,m=this.tracks,L=l.data,x=l.type,h=l.frag,c=l.part,s=l.chunkMeta,a=s.buffering[x],v=self.performance.now();a.start=v;var p=h.stats.buffering,b=c?c.stats.buffering:null;p.start===0&&(p.start=v),b&&b.start===0&&(b.start=v);var P=m.audio,F=x==="audio"&&s.id===1&&(P==null?void 0:P.container)==="audio/mpeg",H={execute:function(){if(a.executeStart=self.performance.now(),F){var B=d.sourceBuffer[x];if(B){var U=h.start-B.timestampOffset;Math.abs(U)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+U+") sn: "+h.sn+")"),B.timestampOffset=h.start)}}d.appendExecutor(L,x)},onStart:function(){},onComplete:function(){var B=self.performance.now();a.executeEnd=a.end=B,p.first===0&&(p.first=B),b&&b.first===0&&(b.first=B);var U=d.sourceBuffer,z={};for(var Z in U)z[Z]=k.BufferHelper.getBuffered(U[Z]);d.appendError=0,d.hls.trigger(M.Events.BUFFER_APPENDED,{type:x,frag:h,part:c,chunkMeta:s,parent:h.type,timeRanges:z})},onError:function(B){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+x+" SourceBuffer",B);var U={type:N.ErrorTypes.MEDIA_ERROR,parent:h.type,details:N.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?U.details=N.ErrorDetails.BUFFER_FULL_ERROR:(d.appendError++,U.details=N.ErrorDetails.BUFFER_APPEND_ERROR,d.appendError>w.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),U.fatal=!0)),w.trigger(M.Events.ERROR,U)}};f.append(H,x)},g.onBufferFlushing=function(o,l){var d=this,w=this.operationQueue,f=function(L){return{execute:d.removeExecutor.bind(d,L,l.startOffset,l.endOffset),onStart:function(){},onComplete:function(){d.hls.trigger(M.Events.BUFFER_FLUSHED,{type:L})},onError:function(h){R.logger.warn("[buffer-controller]: Failed to remove from "+L+" SourceBuffer",h)}}};l.type?w.append(f(l.type),l.type):this.getSourceBufferTypes().forEach(function(m){w.append(f(m),m)})},g.onFragParsed=function(o,l){var d=this,w=l.frag,f=l.part,m=[],L=f?f.elementaryStreams:w.elementaryStreams;L[O.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(L[O.ElementaryStreamTypes.AUDIO]&&m.push("audio"),L[O.ElementaryStreamTypes.VIDEO]&&m.push("video"));var x=function(){var c=self.performance.now();w.stats.buffering.end=c,f&&(f.stats.buffering.end=c);var s=f?f.stats:w.stats;d.hls.trigger(M.Events.FRAG_BUFFERED,{frag:w,part:f,stats:s,id:w.type})};m.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(x,m)},g.onFragChanged=function(o,l){this.flushBackBuffer()},g.onBufferEos=function(o,l){var d=this,w=this.getSourceBufferTypes().reduce(function(f,m){var L=d.sourceBuffer[m];return(!l.type||l.type===m)&&(L&&!L.ended&&(L.ended=!0,R.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),f&&!!(!L||L.ended)},!0);w&&this.blockBuffers(function(){var f=d.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},g.onLevelUpdated=function(o,l){var d=l.details;if(!d.fragments.length)return;this.details=d,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},g.flushBackBuffer=function(){var o=this.hls,l=this.details,d=this.media,w=this.sourceBuffer;if(!d||l===null)return;var f=this.getSourceBufferTypes();if(!f.length)return;var m=l.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(W.isFiniteNumber)(m)||m<0)return;var L=d.currentTime,x=l.levelTargetDuration,h=Math.max(m,x),c=Math.floor(L/x)*x-h;f.forEach(function(s){var a=w[s];if(a){var v=k.BufferHelper.getBuffered(a);v.length>0&&c>v.start(0)&&(o.trigger(M.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),l.live&&o.trigger(M.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(M.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:s}))}})},g.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,l=this.hls,d=this.media,w=this.mediaSource,f=o.fragments[0].start+o.totalduration,m=d.duration,L=Object(W.isFiniteNumber)(w.duration)?w.duration:0;o.live&&l.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(f>L&&f>m||!Object(W.isFiniteNumber)(m))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+f.toFixed(3)),w.duration=f)},g.updateSeekableRange=function(o){var l=this.mediaSource,d=o.fragments,w=d.length;if(w&&o.live&&l!==null&&l!==void 0&&l.setLiveSeekableRange){var f=Math.max(0,d[0].start),m=Math.max(f,f+o.totalduration);l.setLiveSeekableRange(f,m)}},g.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,l=this.operationQueue,d=this.pendingTracks,w=Object.keys(d).length;if(w&&!o||w===2){this.createSourceBuffers(d),this.pendingTracks={};var f=this.getSourceBufferTypes();if(f.length===0){this.hls.trigger(M.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}f.forEach(function(m){l.executeNext(m)})}},g.createSourceBuffers=function(o){var l=this.sourceBuffer,d=this.mediaSource;if(!d)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var f in o)if(!l[f]){var m=o[f];if(!m)throw Error("source buffer exists for track "+f+", however track does not");var L=m.levelCodec||m.codec,x=m.container+";codecs="+L;R.logger.log("[buffer-controller]: creating sourceBuffer("+x+")");try{var h=l[f]=d.addSourceBuffer(x),c=f;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[f]={buffer:h,codec:L,container:m.container,levelCodec:m.levelCodec,id:m.id},w++}catch(s){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(M.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:x})}}w&&this.hls.trigger(M.Events.BUFFER_CREATED,{tracks:this.tracks})},g._onSBUpdateStart=function(o){var l=this.operationQueue,d=l.current(o);d.onStart()},g._onSBUpdateEnd=function(o){var l=this.operationQueue,d=l.current(o);d.onComplete(),l.shiftAndExecuteNext(o)},g._onSBUpdateError=function(o,l){R.logger.error("[buffer-controller]: "+o+" SourceBuffer error",l),this.hls.trigger(M.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var d=this.operationQueue.current(o);d&&d.onError(l)},g.removeExecutor=function(o,l,d){var w=this.media,f=this.mediaSource,m=this.operationQueue,L=this.sourceBuffer,x=L[o];if(!w||!f||!x){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var h=Object(W.isFiniteNumber)(w.duration)?w.duration:Infinity,c=Object(W.isFiniteNumber)(f.duration)?f.duration:Infinity,s=Math.max(0,l),a=Math.min(d,h,c);a>s?(R.logger.log("[buffer-controller]: Removing ["+s+","+a+"] from the "+o+" SourceBuffer"),console.assert(!x.updating,o+" sourceBuffer must not be updating"),x.remove(s,a)):m.shiftAndExecuteNext(o)},g.appendExecutor=function(o,l){var d=this.operationQueue,w=this.sourceBuffer,f=w[l];if(!f){R.logger.warn("[buffer-controller]: Attempting to append to the "+l+" SourceBuffer, but it does not exist"),d.shiftAndExecuteNext(l);return}f.ended=!1,console.assert(!f.updating,l+" sourceBuffer must not be updating"),f.appendBuffer(o)},g.blockBuffers=function(o,l){var d=this;if(l===void 0&&(l=this.getSourceBufferTypes()),!l.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,f=l.map(function(m){return w.appendBlocker(m)});Promise.all(f).then(function(){o(),l.forEach(function(m){var L=d.sourceBuffer[m];(!L||!L.updating)&&w.shiftAndExecuteNext(m)})})},g.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},g.addBufferListener=function(o,l,d){var w=this.sourceBuffer[o];if(!w)return;var f=d.bind(this,o);this.listeners[o].push({event:l,listener:f}),w.addEventListener(l,f)},g.removeBufferListeners=function(o){var l=this.sourceBuffer[o];if(!l)return;this.listeners[o].forEach(function(d){l.removeEventListener(d.event,d.listener)})},y}()},"./src/controller/buffer-operation-queue.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return M});var W=A("./src/utils/logger.ts"),M=function(){function R(k){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=k}var N=R.prototype;return N.append=function(D,O){var E=this.queues[O];E.push(D),E.length===1&&this.buffers[O]&&this.executeNext(O)},N.insertAbort=function(D,O){var E=this.queues[O];E.unshift(D),this.executeNext(O)},N.appendBlocker=function(D){var O,E=new Promise(function(_){O=_}),T={execute:O,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(T,D),E},N.executeNext=function(D){var O=this.buffers,E=this.queues,T=O[D],_=E[D];if(_.length){var C=_[0];try{C.execute()}catch(y){W.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(y),(!T||!T.updating)&&(_.shift(),this.executeNext(D))}}},N.shiftAndExecuteNext=function(D){this.queues[D].shift(),this.executeNext(D)},N.current=function(D){return this.queues[D][0]},R}()},"./src/controller/cap-level-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/events.ts");function M(k,D){for(var O=0;O<D.length;O++){var E=D[O];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(k,E.key,E)}}function R(k,D,O){return D&&M(k.prototype,D),O&&M(k,O),k}var N=function(){function k(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 D=k.prototype;return D.setStreamController=function(E){this.streamController=E},D.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},D.registerListeners=function(){var E=this.hls;E.on(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.on(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.unregisterListener=function(){var E=this.hls;E.off(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.off(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.onFpsDropLevelCapping=function(E,T){k.isLevelAllowed(T.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(T.droppedLevel)},D.onMediaAttaching=function(E,T){this.media=T.media instanceof HTMLVideoElement?T.media:null},D.onManifestParsed=function(E,T){var _=this.hls;this.restrictedLevels=[],this.firstLevel=T.firstLevel,_.config.capLevelToPlayerSize&&T.video&&this.startCapping()},D.onBufferCodecs=function(E,T){var _=this.hls;_.config.capLevelToPlayerSize&&T.video&&this.startCapping()},D.onMediaDetaching=function(){this.stopCapping()},D.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var E=this.hls.levels;if(E.length){var T=this.hls;T.autoLevelCapping=this.getMaxLevel(E.length-1),T.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=T.autoLevelCapping}}},D.getMaxLevel=function(E){var T=this,_=this.hls.levels;if(!_.length)return-1;var C=_.filter(function(y,g){return k.isLevelAllowed(g,T.restrictedLevels)&&g<=E});return this.clientRect=null,k.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},D.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()},D.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},D.getDimensions=function(){if(this.clientRect)return this.clientRect;var E=this.media,T={width:0,height:0};if(E){var _=E.getBoundingClientRect();T.width=_.width,T.height=_.height,!T.width&&!T.height&&(T.width=_.right-_.left||E.width||0,T.height=_.bottom-_.top||E.height||0)}return this.clientRect=T,T},k.isLevelAllowed=function(E,T){return T===void 0&&(T=[]),T.indexOf(E)===-1},k.getMaxLevelByMediaSize=function(E,T,_){if(!E||!E.length)return-1;for(var C=function(l,d){return d?l.width!==d.width||l.height!==d.height:!0},y=E.length-1,g=0;g<E.length;g+=1){var u=E[g];if((u.width>=T||u.height>=_)&&C(u,E[g+1])){y=g;break}}return y},R(k,[{key:"mediaWidth",get:function(){return this.getDimensions().width*k.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*k.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var E=1;try{E=self.devicePixelRatio}catch(T){}return E}}]),k}();G.default=N},"./src/controller/cmcd-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return C});var W=A("./src/events.ts"),M=A("./src/types/cmcd.ts"),R=A("./src/utils/buffer-helper.ts"),N=A("./src/utils/logger.ts");function k(y,g){for(var u=0;u<g.length;u++){var o=g[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(y,o.key,o)}}function D(y,g,u){return g&&k(y.prototype,g),u&&k(y,u),y}function O(y,g){var u=typeof Symbol!="undefined"&&y[Symbol.iterator]||y["@@iterator"];if(u)return(u=u.call(y)).next.bind(u);if(Array.isArray(y)||(u=E(y))||g&&y&&typeof y.length=="number"){u&&(y=u);var o=0;return function(){return o>=y.length?{done:!0}:{done:!1,value:y[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 E(y,g){if(!y)return;if(typeof y=="string")return T(y,g);var u=Object.prototype.toString.call(y).slice(8,-1);if(u==="Object"&&y.constructor&&(u=y.constructor.name),u==="Map"||u==="Set")return Array.from(y);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return T(y,g)}function T(y,g){(g==null||g>y.length)&&(g=y.length);for(var u=0,o=new Array(g);u<g;u++)o[u]=y[u];return o}function _(){return _=Object.assign||function(y){for(var g=1;g<arguments.length;g++){var u=arguments[g];for(var o in u)Object.prototype.hasOwnProperty.call(u,o)&&(y[o]=u[o])}return y},_.apply(this,arguments)}var C=function(){function y(u){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(w){try{o.apply(w,{ot:M.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(f){N.logger.warn("Could not generate manifest CMCD data.",f)}},this.applyFragmentData=function(w){try{var f=w.frag,m=o.hls.levels[f.level],L=o.getObjectType(f),x={d:f.duration*1e3,ot:L};(L===M.CMCDObjectType.VIDEO||L===M.CMCDObjectType.AUDIO||L==M.CMCDObjectType.MUXED)&&(x.br=m.bitrate/1e3,x.tb=o.getTopBandwidth(L),x.bl=o.getBufferLength(L)),o.apply(w,x)}catch(h){N.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=u;var l=this.config=u.config,d=l.cmcd;d!=null&&(l.pLoader=this.createPlaylistLoader(),l.fLoader=this.createFragmentLoader(),this.sid=d.sessionId||y.uuid(),this.cid=d.contentId,this.useHeaders=d.useHeaders===!0,this.registerListeners())}var g=y.prototype;return g.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(W.Events.BUFFER_CREATED,this.onBufferCreated,this)},g.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(W.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},g.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},g.onMediaAttached=function(o,l){this.media=l.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},g.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},g.onBufferCreated=function(o,l){var d,w;this.audioBuffer=(d=l.tracks.audio)===null||d===void 0?void 0:d.buffer,this.videoBuffer=(w=l.tracks.video)===null||w===void 0?void 0:w.buffer},g.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}},g.apply=function(o,l){l===void 0&&(l={}),_(l,this.createData());var d=l.ot===M.CMCDObjectType.INIT||l.ot===M.CMCDObjectType.VIDEO||l.ot===M.CMCDObjectType.MUXED;if(this.starved&&d&&(l.bs=!0,l.su=!0,this.starved=!1),l.su==null&&(l.su=this.buffering),this.useHeaders){var w=y.toHeaders(l);if(!Object.keys(w).length)return;o.headers||(o.headers={}),_(o.headers,w)}else{var f=y.toQuery(l);if(!f)return;o.url=y.appendQueryToUri(o.url,f)}},g.getObjectType=function(o){var l=o.type;return l==="subtitle"?M.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?M.CMCDObjectType.INIT:l==="audio"?M.CMCDObjectType.AUDIO:l==="main"?this.hls.audioTracks.length?M.CMCDObjectType.VIDEO:M.CMCDObjectType.MUXED:void 0},g.getTopBandwidth=function(o){for(var l=0,d=o===M.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=O(d),f;!(f=w()).done;){var m=f.value;m.bitrate>l&&(l=m.bitrate)}return l>0?l:NaN},g.getBufferLength=function(o){var l=this.hls.media,d=o===M.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!d||!l)return NaN;var w=R.BufferHelper.bufferInfo(d,l.currentTime,this.config.maxBufferHole);return w.len*1e3},g.createPlaylistLoader=function(){var o=this.config.pLoader,l=this.applyPlaylistData,d=o||this.config.loader;return function(){function w(m){this.loader=void 0,this.loader=new d(m)}var f=w.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(L,x,h){l(L),this.loader.load(L,x,h)},D(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},g.createFragmentLoader=function(){var o=this.config.fLoader,l=this.applyFragmentData,d=o||this.config.loader;return function(){function w(m){this.loader=void 0,this.loader=new d(m)}var f=w.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(L,x,h){l(L),this.loader.load(L,x,h)},D(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},y.uuid=function(){var o=URL.createObjectURL(new Blob),l=o.toString();return URL.revokeObjectURL(o),l.substr(l.lastIndexOf("/")+1)},y.serialize=function(o){for(var l=[],d=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},w=function(F){return Math.round(F)},f=function(F){return w(F/100)*100},m=function(F){return encodeURIComponent(F)},L={br:w,d:w,bl:f,dl:f,mtp:f,nor:m,rtp:f,tb:w},x=Object.keys(o||{}).sort(),h=O(x),c;!(c=h()).done;){var s=c.value,a=o[s];if(!d(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,b=void 0;s==="ot"||s==="sf"||s==="st"?b=s+"="+a:p==="boolean"?b=s:p==="number"?b=s+"="+a:b=s+"="+JSON.stringify(a),l.push(b)}return l.join(",")},y.toHeaders=function(o){for(var l=Object.keys(o),d={},w=["Object","Request","Session","Status"],f=[{},{},{},{}],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,x=l;L<x.length;L++){var h=x[L],c=m[h]!=null?m[h]:1;f[c][h]=o[h]}for(var s=0;s<f.length;s++){var a=y.serialize(f[s]);a&&(d["CMCD-"+w[s]]=a)}return d},y.toQuery=function(o){return"CMCD="+encodeURIComponent(y.serialize(o))},y.appendQueryToUri=function(o,l){if(!l)return o;var d=o.includes("?")?"&":"?";return""+o+d+l},y}()},"./src/controller/eme-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),M=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),N=A("./src/utils/mediakeys-helper.ts");function k(C,y){for(var g=0;g<y.length;g++){var u=y[g];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function D(C,y,g){return y&&k(C.prototype,y),g&&k(C,g),C}var O=3,E=function(y,g,u){var o={audioCapabilities:[],videoCapabilities:[]};return y.forEach(function(l){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+l+'"',robustness:u.audioRobustness||""})}),g.forEach(function(l){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+l+'"',robustness:u.videoRobustness||""})}),[o]},T=function(y,g,u,o){switch(y){case N.KeySystems.WIDEVINE:return E(g,u,o);default:throw new Error("Unknown key-system: "+y)}},_=function(){function C(g){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=g,this._config=g.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var y=C.prototype;return y.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},y._registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},y._unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},y.getLicenseServerUrl=function(u){switch(u){case N.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},y._attemptKeySystemAccess=function(u,o,l){var d=this,w=T(u,o,l,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var f=this.requestMediaKeySystemAccess(u,w);this.mediaKeysPromise=f.then(function(m){return d._onMediaKeySystemAccessObtained(u,m)}),f.catch(function(m){R.logger.error('Failed to obtain key-system "'+u+'" access:',m)})},y._onMediaKeySystemAccessObtained=function(u,o){var l=this;R.logger.log('Access for key-system "'+u+'" obtained');var d={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:u};this._mediaKeysList.push(d);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(f){return d.mediaKeys=f,R.logger.log('Media-keys created for key-system "'+u+'"'),l._onMediaKeysCreated(),f});return w.catch(function(f){R.logger.error("Failed to create media-keys:",f)}),w},y._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),u._onNewMediaKeySession(o.mediaKeysSession))})},y._onNewMediaKeySession=function(u){var o=this;R.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(l){o._onKeySessionMessage(u,l.message)},!1)},y._onKeySessionMessage=function(u,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(l){R.logger.log("Received license data (length: "+(l&&l.byteLength)+"), updating key-session"),u.update(l)})},y.onMediaEncrypted=function(u){var o=this;if(R.logger.log('Media is encrypted using "'+u.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var l=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(u.initDataType,u.initData)};this.mediaKeysPromise.then(l).catch(l)},y._attemptSetMediaKeys=function(u){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}R.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},y._generateRequestWithPreferredKeySession=function(u,o){var l=this,d=this._mediaKeysList[0];if(!d){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(d.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var w=d.mediaKeysSession;if(!w){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){R.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+u+'" init data type'),d.mediaKeysSessionInitialized=!0,w.generateRequest(u,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(f){R.logger.error("Error generating key-session request:",f),l.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},y._createLicenseXhr=function(u,o,l){var d=new XMLHttpRequest;d.responseType="arraybuffer",d.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,d,u,o,l);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,d,u),w=void 0}catch(f){R.logger.error(f)}try{d.readyState||d.open("POST",u,!0),w&&w.call(this.hls,d,u)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return d},y._onLicenseRequestReadyStageChange=function(u,o,l,d){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var w=u.response,f=this._licenseResponseCallback;if(f)try{w=f.call(this.hls,u,o)}catch(L){R.logger.error(L)}d(w)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>O){this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=O-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(l,d)}break}},y._generateLicenseRequestChallenge=function(u,o){switch(u.mediaKeySystemDomain){case N.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},y._requestLicense=function(u,o){R.logger.log("Requesting content license for key-system");var l=this._mediaKeysList[0];if(!l){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var d=this.getLicenseServerUrl(l.mediaKeySystemDomain),w=this._createLicenseXhr(d,u,o);R.logger.log("Sending license request to URL: "+d);var f=this._generateLicenseRequestChallenge(l,u);w.send(f)}catch(m){R.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},y.onMediaAttached=function(u,o){if(!this._emeEnabled)return;var l=o.media;this._media=l,l.addEventListener("encrypted",this._onMediaEncrypted)},y.onMediaDetached=function(){var u=this._media,o=this._mediaKeysList;if(!u)return;u.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(l){if(l.mediaKeysSession)return l.mediaKeysSession.close().catch(function(){})})).then(function(){return u.setMediaKeys(null)}).catch(function(){})},y.onManifestParsed=function(u,o){if(!this._emeEnabled)return;var l=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),d=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(N.KeySystems.WIDEVINE,l,d)},D(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();G.default=_},"./src/controller/fps-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),M=A("./src/utils/logger.ts"),R=function(){function N(D){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=D,this.registerListeners()}var k=N.prototype;return k.setStreamController=function(O){this.streamController=O},k.registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},k.unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching)},k.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},k.onMediaAttaching=function(O,E){var T=this.hls.config;if(T.capLevelOnFPSDrop){var _=E.media instanceof self.HTMLVideoElement?E.media:null;this.media=_,_&&typeof _.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),T.fpsDroppedMonitoringPeriod)}},k.checkFPS=function(O,E,T){var _=performance.now();if(E){if(this.lastTime){var C=_-this.lastTime,y=T-this.lastDroppedFrames,g=E-this.lastDecodedFrames,u=1e3*y/C,o=this.hls;if(o.trigger(W.Events.FPS_DROP,{currentDropped:y,currentDecoded:g,totalDroppedFrames:T}),u>0&&y>o.config.fpsDroppedMonitoringThreshold*g){var l=o.currentLevel;M.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+l),l>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=l)&&(l=l-1,o.trigger(W.Events.FPS_DROP_LEVEL_CAPPING,{level:l,droppedLevel:o.currentLevel}),o.autoLevelCapping=l,this.streamController.nextLevelSwitch())}}this.lastTime=_,this.lastDroppedFrames=T,this.lastDecodedFrames=E}},k.checkFPSInterval=function(){var O=this.media;if(O)if(this.isVideoPlaybackQualityAvailable){var E=O.getVideoPlaybackQuality();this.checkFPS(O,E.totalVideoFrames,E.droppedVideoFrames)}else this.checkFPS(O,O.webkitDecodedFrameCount,O.webkitDroppedFrameCount)},N}();G.default=R},"./src/controller/fragment-finders.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"findFragmentByPDT",function(){return R}),A.d(G,"findFragmentByPTS",function(){return N}),A.d(G,"fragmentWithinToleranceTest",function(){return k}),A.d(G,"pdtWithinToleranceTest",function(){return D}),A.d(G,"findFragWithCC",function(){return O});var W=A("./src/polyfills/number.ts"),M=A("./src/utils/binary-search.ts");function R(E,T,_){if(T===null||!Array.isArray(E)||!E.length||!Object(W.isFiniteNumber)(T))return null;var C=E[0].programDateTime;if(T<(C||0))return null;var y=E[E.length-1].endProgramDateTime;if(T>=(y||0))return null;_=_||0;for(var g=0;g<E.length;++g){var u=E[g];if(D(T,_,u))return u}return null}function N(E,T,_,C){_===void 0&&(_=0),C===void 0&&(C=0);var y=null;if(E?y=T[E.sn-T[0].sn+1]||null:_===0&&T[0].start===0&&(y=T[0]),y&&k(_,C,y)===0)return y;var g=M.default.search(T,k.bind(null,_,C));return g||y}function k(E,T,_){E===void 0&&(E=0),T===void 0&&(T=0);var C=Math.min(T,_.duration+(_.deltaPTS?_.deltaPTS:0));return _.start+_.duration-C<=E?1:_.start-C>E&&_.start?-1:0}function D(E,T,_){var C=Math.min(T,_.duration+(_.deltaPTS?_.deltaPTS:0))*1e3,y=_.endProgramDateTime||0;return y-C>E}function O(E,T){return M.default.search(E,function(_){return _.cc<T?1:_.cc>T?-1:0})}},"./src/controller/fragment-tracker.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"FragmentState",function(){return R}),A.d(G,"FragmentTracker",function(){return N});var W=A("./src/events.ts"),M=A("./src/types/loader.ts"),R;(function(O){O.NOT_LOADED="NOT_LOADED",O.BACKTRACKED="BACKTRACKED",O.APPENDING="APPENDING",O.PARTIAL="PARTIAL",O.OK="OK"})(R||(R={}));var N=function(){function O(T){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=T,this._registerListeners()}var E=O.prototype;return E._registerListeners=function(){var _=this.hls;_.on(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),_.on(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),_.on(W.Events.FRAG_LOADED,this.onFragLoaded,this)},E._unregisterListeners=function(){var _=this.hls;_.off(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),_.off(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),_.off(W.Events.FRAG_LOADED,this.onFragLoaded,this)},E.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},E.getAppendedFrag=function(_,C){if(C===M.PlaylistLevelType.MAIN){var y=this.activeFragment,g=this.activeParts;if(!y)return null;if(g)for(var u=g.length;u--;){var o=g[u],l=o?o.end:y.appendedPTS;if(o.start<=_&&l!==void 0&&_<=l)return u>9&&(this.activeParts=g.slice(u-9)),o}else if(y.start<=_&&y.appendedPTS!==void 0&&_<=y.appendedPTS)return y}return this.getBufferedFrag(_,C)},E.getBufferedFrag=function(_,C){for(var y=this.fragments,g=Object.keys(y),u=g.length;u--;){var o=y[g[u]];if((o==null?void 0:o.body.type)===C&&o.buffered){var l=o.body;if(l.start<=_&&_<=l.end)return l}}return null},E.detectEvictedFragments=function(_,C,y){var g=this;Object.keys(this.fragments).forEach(function(u){var o=g.fragments[u];if(!o)return;if(!o.buffered){o.body.type===y&&g.removeFragment(o.body);return}var l=o.range[_];if(!l)return;l.time.some(function(d){var w=!g.isTimeBuffered(d.startPTS,d.endPTS,C);return w&&g.removeFragment(o.body),w})})},E.detectPartialFragments=function(_){var C=this,y=this.timeRanges,g=_.frag,u=_.part;if(!y||g.sn==="initSegment")return;var o=D(g),l=this.fragments[o];if(!l)return;Object.keys(y).forEach(function(d){var w=g.elementaryStreams[d];if(!w)return;var f=y[d],m=u!==null||w.partial===!0;l.range[d]=C.getBufferedTimes(g,u,m,f)}),l.backtrack=l.loaded=null,Object.keys(l.range).length?l.buffered=!0:this.removeFragment(l.body)},E.fragBuffered=function(_){var C=D(_),y=this.fragments[C];y&&(y.backtrack=y.loaded=null,y.buffered=!0)},E.getBufferedTimes=function(_,C,y,g){for(var u={time:[],partial:y},o=C?C.start:_.start,l=C?C.end:_.end,d=_.minEndPTS||l,w=_.maxStartPTS||o,f=0;f<g.length;f++){var m=g.start(f)-this.bufferPadding,L=g.end(f)+this.bufferPadding;if(w>=m&&d<=L){u.time.push({startPTS:Math.max(o,g.start(f)),endPTS:Math.min(l,g.end(f))});break}else if(o<L&&l>m)u.partial=!0,u.time.push({startPTS:Math.max(o,g.start(f)),endPTS:Math.min(l,g.end(f))});else if(l<=m)break}return u},E.getPartialFragment=function(_){var C=null,y,g,u,o=0,l=this.bufferPadding,d=this.fragments;return Object.keys(d).forEach(function(w){var f=d[w];if(!f)return;k(f)&&(g=f.body.start-l,u=f.body.end+l,_>=g&&_<=u&&(y=Math.min(_-g,u-_),o<=y&&(C=f.body,o=y)))}),C},E.getState=function(_){var C=D(_),y=this.fragments[C];return y?y.buffered?k(y)?R.PARTIAL:R.OK:y.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},E.backtrack=function(_,C){var y=D(_),g=this.fragments[y];if(!g||g.backtrack)return null;var u=g.backtrack=C||g.loaded;return g.loaded=null,u},E.getBacktrackData=function(_){var C=D(_),y=this.fragments[C];if(y){var g,u=y.backtrack;if(u!=null&&(g=u.payload)!==null&&g!==void 0&&g.byteLength)return u;this.removeFragment(_)}return null},E.isTimeBuffered=function(_,C,y){for(var g,u,o=0;o<y.length;o++){if(g=y.start(o)-this.bufferPadding,u=y.end(o)+this.bufferPadding,_>=g&&C<=u)return!0;if(C<=g)return!1}return!1},E.onFragLoaded=function(_,C){var y=C.frag,g=C.part;if(y.sn==="initSegment"||y.bitrateTest||g)return;var u=D(y);this.fragments[u]={body:y,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},E.onBufferAppended=function(_,C){var y=this,g=C.frag,u=C.part,o=C.timeRanges;if(g.type===M.PlaylistLevelType.MAIN)if(this.activeFragment=g,u){var l=this.activeParts;l||(this.activeParts=l=[]),l.push(u)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(d){var w=o[d];if(y.detectEvictedFragments(d,w),!u)for(var f=0;f<w.length;f++)g.appendedPTS=Math.max(w.end(f),g.appendedPTS||0)})},E.onFragBuffered=function(_,C){this.detectPartialFragments(C)},E.hasFragment=function(_){var C=D(_);return!!this.fragments[C]},E.removeFragmentsInRange=function(_,C,y){var g=this;Object.keys(this.fragments).forEach(function(u){var o=g.fragments[u];if(!o)return;if(o.buffered){var l=o.body;l.type===y&&l.start<C&&l.end>_&&g.removeFragment(l)}})},E.removeFragment=function(_){var C=D(_);_.stats.loaded=0,_.clearElementaryStreamInfo(),delete this.fragments[C]},E.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},O}();function k(O){var E,T;return O.buffered&&(((E=O.range.video)===null||E===void 0?void 0:E.partial)||((T=O.range.audio)===null||T===void 0?void 0:T.partial))}function D(O){return O.type+"_"+O.level+"_"+O.urlId+"_"+O.sn}},"./src/controller/gap-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"STALL_MINIMUM_DURATION_MS",function(){return k}),A.d(G,"MAX_START_GAP_JUMP",function(){return D}),A.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return O}),A.d(G,"SKIP_BUFFER_RANGE_START",function(){return E}),A.d(G,"default",function(){return T});var W=A("./src/utils/buffer-helper.ts"),M=A("./src/errors.ts"),R=A("./src/events.ts"),N=A("./src/utils/logger.ts"),k=250,D=2,O=.1,E=.05,T=function(){function _(y,g,u,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=y,this.media=g,this.fragmentTracker=u,this.hls=o}var C=_.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(g){var u=this.config,o=this.media,l=this.stalled,d=o.currentTime,w=o.seeking,f=this.seeking&&!w,m=!this.seeking&&w;if(this.seeking=w,d!==g){if(this.moved=!0,l!==null){if(this.stallReported){var L=self.performance.now()-l;N.logger.warn("playback not stuck anymore @"+d+", after "+Math.round(L)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||f)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!W.BufferHelper.getBuffered(o).length)return;var x=W.BufferHelper.bufferInfo(o,d,0),h=x.len>0,c=x.nextStart||0;if(!h&&!c)return;if(w){var s=x.len>D,a=!c||c-d>D&&!this.fragmentTracker.getPartialFragment(d);if(s||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,p=Math.max(c,x.start||0)-d,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,P=b==null||((v=b.details)===null||v===void 0)?void 0:v.live,F=P?b.details.targetduration*2:D;if(p>0&&p<=F){this._trySkipBufferHole(null);return}}var H=self.performance.now();if(l===null){this.stalled=H;return}var X=H-l;!w&&X>=k&&this._reportStall(x.len);var B=W.BufferHelper.bufferInfo(o,d,u.maxBufferHole);this._tryFixBufferStall(B,X)},C._tryFixBufferStall=function(g,u){var o=this.config,l=this.fragmentTracker,d=this.media,w=d.currentTime,f=l.getPartialFragment(w);if(f){var m=this._trySkipBufferHole(f);if(m)return}g.len>o.maxBufferHole&&u>o.highBufferWatchdogPeriod*1e3&&(N.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(g){var u=this.hls,o=this.media,l=this.stallReported;l||(this.stallReported=!0,N.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+g+")"),u.trigger(R.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}))},C._trySkipBufferHole=function(g){for(var u=this.config,o=this.hls,l=this.media,d=l.currentTime,w=0,f=W.BufferHelper.getBuffered(l),m=0;m<f.length;m++){var L=f.start(m);if(d+u.maxBufferHole>=w&&d<L){var x=Math.max(L+E,l.currentTime+O);return N.logger.warn("skipping hole, adjusting currentTime from "+d+" to "+x),this.moved=!0,this.stalled=null,l.currentTime=x,g&&o.trigger(R.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+d+" to "+x,frag:g}),x}w=f.end(m)}return 0},C._tryNudgeBuffer=function(){var g=this.config,u=this.hls,o=this.media,l=o.currentTime,d=(this.nudgeRetry||0)+1;if(this.nudgeRetry=d,d<g.nudgeMaxRetry){var w=l+d*g.nudgeOffset;N.logger.warn("Nudging 'currentTime' from "+l+" to "+w),o.currentTime=w,u.trigger(R.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else N.logger.error("Playhead still not moving while enough data buffered @"+l+" after "+g.nudgeMaxRetry+" nudges"),u.trigger(R.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},_}()},"./src/controller/id3-track-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),M=A("./src/utils/texttrack-utils.ts"),R=A("./src/demux/id3.ts"),N=.25,k=function(){function D(E){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=E,this._registerListeners()}var O=D.prototype;return O.destroy=function(){this._unregisterListeners()},O._registerListeners=function(){var T=this.hls;T.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.on(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},O._unregisterListeners=function(){var T=this.hls;T.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.off(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},O.onMediaAttached=function(T,_){this.media=_.media},O.onMediaDetaching=function(){if(!this.id3Track)return;Object(M.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},O.getID3Track=function(T){if(!this.media)return;for(var _=0;_<T.length;_++){var C=T[_];if(C.kind==="metadata"&&C.label==="id3")return Object(M.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},O.onFragParsingMetadata=function(T,_){if(!this.media)return;var C=_.frag,y=_.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var g=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<y.length;u++){var o=R.getID3Frames(y[u].data);if(o){var l=y[u].pts,d=u<y.length-1?y[u+1].pts:C.end,w=d-l;w<=0&&(d=l+N);for(var f=0;f<o.length;f++){var m=o[f];if(!R.isTimeStampFrame(m)){var L=new g(l,d,"");L.value=m,this.id3Track.addCue(L)}}}}},O.onBufferFlushing=function(T,_){var C=_.startOffset,y=_.endOffset,g=_.type;if(!g||g==="audio"){var u=this.id3Track;u&&Object(M.removeCuesInRange)(u,C,y)}},D}();G.default=k},"./src/controller/latency-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return D});var W=A("./src/errors.ts"),M=A("./src/events.ts"),R=A("./src/utils/logger.ts");function N(O,E){for(var T=0;T<E.length;T++){var _=E[T];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(O,_.key,_)}}function k(O,E,T){return E&&N(O.prototype,E),T&&N(O,T),O}var D=function(){function O(T){var _=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return _.timeupdate()},this.hls=T,this.config=T.config,this.registerListeners()}var E=O.prototype;return E.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},E.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)},E.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)},E.onMediaAttached=function(_,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},E.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},E.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},E.onLevelUpdated=function(_,C){var y=C.details;this.levelDetails=y,y.advanced&&this.timeupdate(),!y.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},E.onError=function(_,C){if(C.details!==W.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},E.timeupdate=function(){var _=this.media,C=this.levelDetails;if(!_||!C)return;this.currentTime=_.currentTime;var y=this.computeLatency();if(y===null)return;this._latency=y;var g=this.config,u=g.lowLatencyMode,o=g.maxLiveSyncPlaybackRate;if(!u||o===1)return;var l=this.targetLatency;if(l===null)return;var d=y-l,w=Math.min(this.maxLatency,l+C.targetduration),f=d<w;if(C.live&&f&&d>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),L=Math.round(2/(1+Math.exp(-.75*d-this.edgeStalled))*20)/20;_.playbackRate=Math.min(m,Math.max(1,L))}else _.playbackRate!==1&&_.playbackRate!==0&&(_.playbackRate=1)},E.estimateLiveEdge=function(){var _=this.levelDetails;return _===null?null:_.edge+_.age},E.computeLatency=function(){var _=this.estimateLiveEdge();return _===null?null:_-this.currentTime},k(O,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var _=this.config,C=this.levelDetails;return _.liveMaxLatencyDuration!==void 0?_.liveMaxLatencyDuration:C?_.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var _=this.levelDetails;if(_===null)return null;var C=_.holdBack,y=_.partHoldBack,g=_.targetduration,u=this.config,o=u.liveSyncDuration,l=u.liveSyncDurationCount,d=u.lowLatencyMode,w=this.hls.userConfig,f=d&&y||C;(w.liveSyncDuration||w.liveSyncDurationCount||f===0)&&(f=o!==void 0?o:l*g);var m=g,L=1;return f+Math.min(this.stallCount*L,m)}},{key:"liveSyncPosition",get:function(){var _=this.estimateLiveEdge(),C=this.targetLatency,y=this.levelDetails;if(_===null||C===null||y===null)return null;var g=y.edge,u=_-C-this.edgeStalled,o=g-y.totalduration,l=g-(this.config.lowLatencyMode&&y.partTarget||y.targetduration);return Math.min(Math.max(o,u),l)}},{key:"drift",get:function(){var _=this.levelDetails;return _===null?1:_.drift}},{key:"edgeStalled",get:function(){var _=this.levelDetails;if(_===null)return 0;var C=(this.config.lowLatencyMode&&_.partTarget||_.targetduration)*3;return Math.max(_.age-C,0)}},{key:"forwardBufferLength",get:function(){var _=this.media,C=this.levelDetails;if(!_||!C)return 0;var y=_.buffered.length;return y?_.buffered.end(y-1):C.edge-this.currentTime}}]),O}()},"./src/controller/level-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return u});var W=A("./src/types/level.ts"),M=A("./src/events.ts"),R=A("./src/errors.ts"),N=A("./src/utils/codecs.ts"),k=A("./src/controller/level-helper.ts"),D=A("./src/controller/base-playlist-controller.ts"),O=A("./src/types/loader.ts");function E(){return E=Object.assign||function(o){for(var l=1;l<arguments.length;l++){var d=arguments[l];for(var w in d)Object.prototype.hasOwnProperty.call(d,w)&&(o[w]=d[w])}return o},E.apply(this,arguments)}function T(o,l){for(var d=0;d<l.length;d++){var w=l[d];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function _(o,l,d){return l&&T(o.prototype,l),d&&T(o,d),o}function C(o,l){o.prototype=Object.create(l.prototype),o.prototype.constructor=o,y(o,l)}function y(o,l){return y=Object.setPrototypeOf||function(w,f){return w.__proto__=f,w},y(o,l)}var g=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(o){C(l,o);function l(w){var f;return f=o.call(this,w,"[level-controller]")||this,f._levels=[],f._firstLevel=-1,f._startLevel=void 0,f.currentLevelIndex=-1,f.manualLevelIndex=-1,f.onParsedComplete=void 0,f._registerListeners(),f}var d=l.prototype;return d._registerListeners=function(){var f=this.hls;f.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.on(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),f.on(M.Events.ERROR,this.onError,this)},d._unregisterListeners=function(){var f=this.hls;f.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.off(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),f.off(M.Events.ERROR,this.onError,this)},d.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},d.startLoad=function(){var f=this._levels;f.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},d.onManifestLoaded=function(f,m){var L=[],x=[],h=[],c,s={},a,v=!1,p=!1,b=!1;if(m.levels.forEach(function(X){var B=X.attrs;v=v||!!(X.width&&X.height),p=p||!!X.videoCodec,b=b||!!X.audioCodec,g&&X.audioCodec&&X.audioCodec.indexOf("mp4a.40.34")!==-1&&(X.audioCodec=void 0);var U=X.bitrate+"-"+X.attrs.RESOLUTION+"-"+X.attrs.CODECS;a=s[U],a?a.url.push(X.url):(a=new W.Level(X),s[U]=a,L.push(a)),B&&(B.AUDIO&&Object(k.addGroupId)(a,"audio",B.AUDIO),B.SUBTITLES&&Object(k.addGroupId)(a,"text",B.SUBTITLES))}),(v||p)&&b&&(L=L.filter(function(X){var B=X.videoCodec,U=X.width,z=X.height;return!!B||!!(U&&z)})),L=L.filter(function(X){var B=X.audioCodec,U=X.videoCodec;return(!B||Object(N.isCodecSupportedInMp4)(B,"audio"))&&(!U||Object(N.isCodecSupportedInMp4)(U,"video"))}),m.audioTracks&&(x=m.audioTracks.filter(function(X){return!X.audioCodec||Object(N.isCodecSupportedInMp4)(X.audioCodec,"audio")}),Object(k.assignTrackIdsByGroup)(x)),m.subtitles&&(h=m.subtitles,Object(k.assignTrackIdsByGroup)(h)),L.length>0){c=L[0].bitrate,L.sort(function(X,B){return X.bitrate-B.bitrate}),this._levels=L;for(var P=0;P<L.length;P++)if(L[P].bitrate===c){this._firstLevel=P,this.log("manifest loaded, "+L.length+" level(s) found, first bitrate: "+c);break}var F=b&&!p,H={levels:L,audioTracks:x,subtitleTracks:h,firstLevel:this._firstLevel,stats:m.stats,audio:b,video:p,altAudio:!F&&x.some(function(X){return!!X.url})};this.hls.trigger(M.Events.MANIFEST_PARSED,H),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(M.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},d.onError=function(f,m){if(o.prototype.onError.call(this,f,m),m.fatal)return;var L=m.context,x=this._levels[this.currentLevelIndex];if(L&&(L.type===O.PlaylistContextType.AUDIO_TRACK&&x.audioGroupIds&&L.groupId===x.audioGroupIds[x.urlId]||L.type===O.PlaylistContextType.SUBTITLE_TRACK&&x.textGroupIds&&L.groupId===x.textGroupIds[x.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,s;switch(m.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(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 R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:L&&(L.deliveryDirectives&&(c=!1),s=L.level),h=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:s=m.level,h=!0;break}s!==void 0&&this.recoverLevel(m,s,h,c)},d.recoverLevel=function(f,m,L,x){var h=f.details,c=this._levels[m];if(c.loadError++,L){var s=this.retryLoadingOrFail(f);if(s)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(x){var a=c.url.length;if(a>1&&c.loadError<a)f.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(h+": switch to "+v),f.levelRetry=!0,this.hls.nextAutoLevel=v)}}},d.redundantFailover=function(f){var m=this._levels[f],L=m.url.length;if(L>1){var x=(m.urlId+1)%L;this.warn("Switching to redundant URL-id "+x),this._levels.forEach(function(h){h.urlId=x}),this.level=f}},d.onFragLoaded=function(f,m){var L=m.frag;if(L!==void 0&&L.type===O.PlaylistLevelType.MAIN){var x=this._levels[L.level];x!==void 0&&(x.fragmentError=0,x.loadError=0)}},d.onLevelLoaded=function(f,m){var L,x=m.level,h=m.details,c=this._levels[x];if(!c){var s;this.warn("Invalid level index "+x),(s=m.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(h.deltaUpdateFailed=!0);return}x===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(x,m,c.details)):(L=m.deliveryDirectives)!==null&&L!==void 0&&L.skip&&(h.deltaUpdateFailed=!0)},d.onAudioTrackSwitched=function(f,m){var L=this.hls.levels[this.currentLevelIndex];if(!L)return;if(L.audioGroupIds){for(var x=-1,h=this.hls.audioTracks[m.id].groupId,c=0;c<L.audioGroupIds.length;c++)if(L.audioGroupIds[c]===h){x=c;break}x!==L.urlId&&(L.urlId=x,this.startLoad())}},d.loadPlaylist=function(f){var m=this.currentLevelIndex,L=this._levels[m];if(this.canLoad&&L&&L.url.length>0){var x=L.urlId,h=L.url[x];if(f)try{h=f.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+m+(f?" at sn "+f.msn+" part "+f.part:"")+" with URL-id "+x+" "+h),this.clearTimer(),this.hls.trigger(M.Events.LEVEL_LOADING,{url:h,level:m,id:x,deliveryDirectives:f||null})}},d.removeLevel=function(f,m){var L=function(c,s){return s!==m},x=this._levels.filter(function(h,c){return c!==f?!0:h.url.length>1&&m!==void 0?(h.url=h.url.filter(L),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(L)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(L)),h.urlId=0,!0):!1}).map(function(h,c){var s=h.details;return s!=null&&s.fragments&&s.fragments.forEach(function(a){a.level=c}),h});this._levels=x,this.hls.trigger(M.Events.LEVELS_UPDATED,{levels:x})},_(l,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(f){var m,L=this._levels;if(L.length===0)return;if(this.currentLevelIndex===f&&(m=L[f])!==null&&m!==void 0&&m.details)return;if(f<0||f>=L.length){var x=f<0;if(this.hls.trigger(M.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:x,reason:"invalid level idx"}),x)return;f=Math.min(f,L.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=L[h],s=L[f];this.log("switching to level "+f+" from "+h),this.currentLevelIndex=f;var a=E({},s,{level:f,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,c==null?void 0:c.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(f){this.manualLevelIndex=f,this._startLevel===void 0&&(this._startLevel=f),f!==-1&&(this.level=f)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(f){this._firstLevel=f}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var f=this.hls.config.startLevel;return f!==void 0?f:this._firstLevel}else return this._startLevel},set:function(f){this._startLevel=f}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(f){this.level=f,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=f)}}]),l}(D.default)},"./src/controller/level-helper.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"addGroupId",function(){return R}),A.d(G,"assignTrackIdsByGroup",function(){return N}),A.d(G,"updatePTS",function(){return k}),A.d(G,"updateFragPTSDTS",function(){return O}),A.d(G,"mergeDetails",function(){return E}),A.d(G,"mapPartIntersection",function(){return T}),A.d(G,"mapFragmentIntersection",function(){return _}),A.d(G,"adjustSliding",function(){return C}),A.d(G,"addSliding",function(){return y}),A.d(G,"computeReloadInterval",function(){return g}),A.d(G,"getFragmentWithSN",function(){return u}),A.d(G,"getPartWith",function(){return o});var W=A("./src/polyfills/number.ts"),M=A("./src/utils/logger.ts");function R(l,d,w){switch(d){case"audio":l.audioGroupIds||(l.audioGroupIds=[]),l.audioGroupIds.push(w);break;case"text":l.textGroupIds||(l.textGroupIds=[]),l.textGroupIds.push(w);break}}function N(l){var d={};l.forEach(function(w){var f=w.groupId||"";w.id=d[f]=d[f]||0,d[f]++})}function k(l,d,w){var f=l[d],m=l[w];D(f,m)}function D(l,d){var w=d.startPTS;if(Object(W.isFiniteNumber)(w)){var f=0,m;d.sn>l.sn?(f=w-l.start,m=l):(f=l.start-w,m=d),m.duration!==f&&(m.duration=f)}else if(d.sn>l.sn){var L=l.cc===d.cc;L&&l.minEndPTS?d.start=l.start+(l.minEndPTS-l.start):d.start=l.start+l.duration}else d.start=Math.max(l.start-d.duration,0)}function O(l,d,w,f,m,L){var x=f-w;x<=0&&(M.logger.warn("Fragment should have a positive duration",d),f=w+d.duration,L=m+d.duration);var h=w,c=f,s=d.startPTS,a=d.endPTS;if(Object(W.isFiniteNumber)(s)){var v=Math.abs(s-w);Object(W.isFiniteNumber)(d.deltaPTS)?d.deltaPTS=Math.max(v,d.deltaPTS):d.deltaPTS=v,h=Math.max(w,s),w=Math.min(w,s),m=Math.min(m,d.startDTS),c=Math.min(f,a),f=Math.max(f,a),L=Math.max(L,d.endDTS)}d.duration=f-w;var p=w-d.start;d.appendedPTS=f,d.start=d.startPTS=w,d.maxStartPTS=h,d.startDTS=m,d.endPTS=f,d.minEndPTS=c,d.endDTS=L;var b=d.sn;if(!l||b<l.startSN||b>l.endSN)return 0;var P,F=b-l.startSN,H=l.fragments;for(H[F]=d,P=F;P>0;P--)D(H[P],H[P-1]);for(P=F;P<H.length-1;P++)D(H[P],H[P+1]);return l.fragmentHint&&D(H[H.length-1],l.fragmentHint),l.PTSKnown=l.alignedSliding=!0,p}function E(l,d){for(var w=null,f=l.fragments,m=f.length-1;m>=0;m--){var L=f[m].initSegment;if(L){w=L;break}}l.fragmentHint&&delete l.fragmentHint.endPTS;var x=0,h;if(_(l,d,function(P,F){P.relurl&&(x=P.cc-F.cc),Object(W.isFiniteNumber)(P.startPTS)&&Object(W.isFiniteNumber)(P.endPTS)&&(F.start=F.startPTS=P.startPTS,F.startDTS=P.startDTS,F.appendedPTS=P.appendedPTS,F.maxStartPTS=P.maxStartPTS,F.endPTS=P.endPTS,F.endDTS=P.endDTS,F.minEndPTS=P.minEndPTS,F.duration=P.endPTS-P.startPTS,F.duration&&(h=F),d.PTSKnown=d.alignedSliding=!0),F.elementaryStreams=P.elementaryStreams,F.loader=P.loader,F.stats=P.stats,F.urlId=P.urlId,P.initSegment&&(F.initSegment=P.initSegment,w=P.initSegment)}),w){var c=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments;c.forEach(function(P){var F;(!P.initSegment||P.initSegment.relurl===((F=w)===null||F===void 0?void 0:F.relurl))&&(P.initSegment=w)})}if(d.skippedSegments&&(d.deltaUpdateFailed=d.fragments.some(function(P){return!P}),d.deltaUpdateFailed)){M.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=d.skippedSegments;s--;)d.fragments.shift();d.startSN=d.fragments[0].sn,d.startCC=d.fragments[0].cc}var a=d.fragments;if(x){M.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=x}d.skippedSegments&&(d.startCC=d.fragments[0].cc),T(l.partList,d.partList,function(P,F){F.elementaryStreams=P.elementaryStreams,F.stats=P.stats}),h?O(d,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(l,d),a.length&&(d.totalduration=d.edge-a[0].start),d.driftStartTime=l.driftStartTime,d.driftStart=l.driftStart;var p=d.advancedDateTime;if(d.advanced&&p){var b=d.edge;d.driftStart||(d.driftStartTime=p,d.driftStart=b),d.driftEndTime=p,d.driftEnd=b}else d.driftEndTime=l.driftEndTime,d.driftEnd=l.driftEnd,d.advancedDateTime=l.advancedDateTime}function T(l,d,w){if(l&&d)for(var f=0,m=0,L=l.length;m<=L;m++){var x=l[m],h=d[m+f];x&&h&&x.index===h.index&&x.fragment.sn===h.fragment.sn?w(x,h):f--}}function _(l,d,w){for(var f=d.skippedSegments,m=Math.max(l.startSN,d.startSN)-d.startSN,L=(l.fragmentHint?1:0)+(f?d.endSN:Math.min(l.endSN,d.endSN))-d.startSN,x=d.startSN-l.startSN,h=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,s=m;s<=L;s++){var a=c[x+s],v=h[s];f&&!v&&s<f&&(v=d.fragments[s]=a),a&&v&&w(a,v)}}function C(l,d){var w=d.startSN+d.skippedSegments-l.startSN,f=l.fragments;if(w<0||w>=f.length)return;y(d,f[w].start)}function y(l,d){if(d){for(var w=l.fragments,f=l.skippedSegments;f<w.length;f++)w[f].start+=d;l.fragmentHint&&(l.fragmentHint.start+=d)}}function g(l,d){var w=1e3*l.levelTargetDuration,f=w/2,m=l.age,L=m>0&&m<w*3,x=d.loading.end-d.loading.start,h,c=l.availabilityDelay;if(l.updated===!1)if(L){var s=333*l.misses;h=Math.max(Math.min(f,x*2),s),l.availabilityDelay=(l.availabilityDelay||0)+h}else h=f;else L?(c=Math.min(c||w/2,m),l.availabilityDelay=c,h=c+w-m):h=w-x;return Math.round(h)}function u(l,d,w){if(!l||!l.details)return null;var f=l.details,m=f.fragments[d-f.startSN];return m||(m=f.fragmentHint,m&&m.sn===d?m:d<f.startSN&&w&&w.sn===d?w:null)}function o(l,d,w){if(!l||!l.details)return null;var f=l.details.partList;if(f)for(var m=f.length;m--;){var L=f[m];if(L.index===w&&L.fragment.sn===d)return L}return null}},"./src/controller/stream-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return f});var W=A("./src/polyfills/number.ts"),M=A("./src/controller/base-stream-controller.ts"),R=A("./src/is-supported.ts"),N=A("./src/events.ts"),k=A("./src/utils/buffer-helper.ts"),D=A("./src/controller/fragment-tracker.ts"),O=A("./src/types/loader.ts"),E=A("./src/loader/fragment.ts"),T=A("./src/demux/transmuxer-interface.ts"),_=A("./src/types/transmuxer.ts"),C=A("./src/controller/gap-controller.ts"),y=A("./src/errors.ts"),g=A("./src/utils/logger.ts");function u(m,L){for(var x=0;x<L.length;x++){var h=L[x];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function o(m,L,x){return L&&u(m.prototype,L),x&&u(m,x),m}function l(m,L){m.prototype=Object.create(L.prototype),m.prototype.constructor=m,d(m,L)}function d(m,L){return d=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},d(m,L)}var w=100,f=function(m){l(L,m);function L(h,c){var s;return s=m.call(this,h,c,"[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 x=L.prototype;return x._registerListeners=function(){var c=this.hls;c.on(N.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(N.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(N.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(N.Events.ERROR,this.onError,this),c.on(N.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(N.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(N.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(N.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(N.Events.FRAG_BUFFERED,this.onFragBuffered,this)},x._unregisterListeners=function(){var c=this.hls;c.off(N.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(N.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(N.Events.ERROR,this.onError,this),c.off(N.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(N.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(N.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(N.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(N.Events.FRAG_BUFFERED,this.onFragBuffered,this)},x.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},x.startLoad=function(c){if(this.levels){var s=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var 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&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),c=s),this.state=M.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=M.State.STOPPED},x.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},x.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_LEVEL:{var c,s=this.levels,a=this.level,v=s==null||((c=s[a])===null||c===void 0)?void 0:c.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,b=self.performance.now(),P=this.retryDate;(!P||b>=P||(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()},x.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},x.doTickIdle=function(){var c,s,a=this.hls,v=this.levelLastLoaded,p=this.levels,b=this.media,P=a.config,F=a.nextLoadLevel;if(v===null||!b&&(this.startFragRequested||!P.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[F])return;var H=p[F];this.level=a.nextLoadLevel=F;var X=H.details;if(!X||this.state===M.State.WAITING_LEVEL||X.live&&this.levelLastLoaded!==F){this.state=M.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:b,O.PlaylistLevelType.MAIN);if(B===null)return;var U=B.len,z=this.getMaxBufferLength(H.maxBitrate);if(U>=z)return;if(this._streamEnded(B,X)){var Z={};this.altAudio&&(Z.type="video"),this.hls.trigger(N.Events.BUFFER_EOS,Z),this.state=M.State.ENDED;return}var ne=B.end,oe=this.getNextFragment(ne,X);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var Ce=oe.sn-X.startSN;Ce>1&&(oe=X.fragments[Ce-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===D.FragmentState.OK&&this.nextLoadPosition>ne){var he=this.audioOnly&&!this.altAudio?E.ElementaryStreamTypes.AUDIO:E.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(b,he,O.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,X)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((c=oe.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((s=oe.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(oe,X):this.loadFragment(oe,X,ne)},x.loadFragment=function(c,s,a){var v,p=this.fragmentTracker.getState(c);if(this.fragCurrent=c,p===D.FragmentState.BACKTRACKED){var b=this.fragmentTracker.getBacktrackData(c);if(b){this._handleFragmentLoadProgress(b),this._handleFragmentLoadComplete(b);return}else p=D.FragmentState.NOT_LOADED}p===D.FragmentState.NOT_LOADED||p===D.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,c,s,a)):p===D.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((v=this.media)===null||v===void 0?void 0:v.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},x.getAppendedFrag=function(c){var s=this.fragmentTracker.getAppendedFrag(c,O.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},x.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,O.PlaylistLevelType.MAIN)},x.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},x.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},x.nextLevelSwitch=function(){var c=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&&c){var p=this.hls.nextLoadLevel,b=c[p],P=this.fragLastKbps;P&&this.fragCurrent?a=this.fragCurrent.duration*b.maxBitrate/(1e3*P)+1:a=0}else a=0;var F=this.getBufferedFrag(s.currentTime+a);if(F){var H=this.followingBufferedFrag(F);if(H){this.abortCurrentFrag();var X=H.maxStartPTS?H.maxStartPTS:H.start,B=H.duration,U=Math.max(F.end,X+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(U,Number.POSITIVE_INFINITY)}}}},x.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===M.State.KEY_LOADING&&(this.state=M.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},x.flushMainBuffer=function(c,s){m.prototype.flushMainBuffer.call(this,c,s,this.altAudio?"video":null)},x.onMediaAttached=function(c,s){m.prototype.onMediaAttached.call(this,c,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 C.default(this.config,a,this.fragmentTracker,this.hls)},x.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),m.prototype.onMediaDetaching.call(this)},x.onMediaPlaying=function(){this.tick()},x.onMediaSeeked=function(){var c=this.media,s=c?c.currentTime:null;Object(W.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},x.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(N.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},x.onManifestParsed=function(c,s){var a=!1,v=!1,p;s.levels.forEach(function(b){p=b.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(R.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},x.onLevelLoading=function(c,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)},x.onLevelLoaded=function(c,s){var a,v=this.levels,p=s.level,b=s.details,P=b.totalduration;if(!v){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+b.startSN+","+b.endSN+"], cc ["+b.startCC+", "+b.endCC+"] duration:"+P);var F=this.fragCurrent;F&&(this.state===M.State.FRAG_LOADING||this.state===M.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==s.level&&F.loader&&(this.state=M.State.IDLE,F.loader.abort()));var H=v[p],X=0;if(b.live||(a=H.details)!==null&&a!==void 0&&a.live){if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed)return;X=this.alignPlaylists(b,H.details)}if(H.details=b,this.levelLastLoaded=p,this.hls.trigger(N.Events.LEVEL_UPDATED,{details:b,level:p}),this.state===M.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(b))return;this.state=M.State.IDLE}this.startFragRequested?b.live&&this.synchronizeToLiveEdge(b):this.setStartPosition(b,X),this.tick()},x._handleFragmentLoadProgress=function(c){var s,a=c.frag,v=c.part,p=c.payload,b=this.levels;if(!b){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var P=b[a.level],F=P.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var H=P.videoCodec,X=F.PTSKnown||!F.live,B=(s=a.initSegment)===null||s===void 0?void 0:s.data,U=this._getAudioCodec(P),z=this.transmuxer=this.transmuxer||new T.default(this.hls,O.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Z=v?v.index:-1,ne=Z!==-1,oe=new _.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,Z,ne),Ce=this.initPTS[a.cc];z.push(p,B,U,H,a,v,F.totalduration,X,oe,Ce)},x.onAudioTrackSwitching=function(c,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 b=this.fragCurrent;b!=null&&b.loader&&(this.log("Switching to main audio track, cancel main fragment load"),b.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var P=this.hls;a&&P.trigger(N.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),P.trigger(N.Events.AUDIO_TRACK_SWITCHED,{id:p})}},x.onAudioTrackSwitched=function(c,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()},x.onBufferCreated=function(c,s){var a=s.tracks,v,p,b=!1;for(var P in a){var F=a[P];if(F.id==="main"){if(p=P,v=F,P==="video"){var H=a[P];H&&(this.videoBuffer=H.buffer)}}else b=!0}b&&v?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},x.onFragBuffered=function(c,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)},x.onError=function(c,s){switch(s.details){case y.ErrorDetails.FRAG_LOAD_ERROR:case y.ErrorDetails.FRAG_LOAD_TIMEOUT:case y.ErrorDetails.KEY_LOAD_ERROR:case y.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(O.PlaylistLevelType.MAIN,s);break;case y.ErrorDetails.LEVEL_LOAD_ERROR:case y.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 y.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}},x.checkBuffer=function(){var c=this.media,s=this.gapController;if(!c||!s||!c.readyState)return;var a=k.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},x.onFragLoadEmergencyAborted=function(){this.state=M.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},x.onBufferFlushed=function(c,s){var a=s.type;if(a!==E.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,O.PlaylistLevelType.MAIN)}},x.onLevelsUpdated=function(c,s){this.levels=s.levels},x.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},x.seekToStartPos=function(){var c=this.media,s=c.currentTime,a=this.startPosition;if(a>=0&&s<a){if(c.seeking){g.logger.log("could not seek to "+a+", already seeking at "+s);return}var v=k.BufferHelper.getBuffered(c),p=v.length?v.start(0):0,b=p-a;b>0&&(b<this.config.maxBufferHole||b<this.config.maxFragLookUpTolerance)&&(g.logger.log("adjusting start position by "+b+" to match buffer start"),a+=b,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+s),c.currentTime=a}},x._getAudioCodec=function(c){var s=this.config.defaultAudioCodec||c.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},x._loadBitrateTestFrag=function(c){var s=this;this._doFragLoad(c).then(function(a){var v=s.hls;if(!a||v.nextLoadLevel||s.fragContextChanged(c))return;s.fragLoadError=0,s.state=M.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var p=c.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),v.trigger(N.Events.FRAG_LOADED,a)})},x._handleTransmuxComplete=function(c){var s,a="main",v=this.hls,p=c.remuxResult,b=c.chunkMeta,P=this.getCurrentContext(b);if(!P){this.warn("The loading context changed while buffering fragment "+b.sn+" of level "+b.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(b.level);return}var F=P.frag,H=P.part,X=P.level,B=p.video,U=p.text,z=p.id3,Z=p.initSegment,ne=this.altAudio?void 0:p.audio;if(this.fragContextChanged(F))return;if(this.state=M.State.PARSING,Z){Z.tracks&&(this._bufferInitSegment(X,Z.tracks,F,b),v.trigger(N.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:Z.tracks}));var oe=Z.initPTS,Ce=Z.timescale;Object(W.isFiniteNumber)(oe)&&(this.initPTS[F.cc]=oe,v.trigger(N.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:oe,timescale:Ce}))}if(B&&p.independent!==!1){if(X.details){var he=B.startPTS,we=B.endPTS,ve=B.startDTS,pe=B.endDTS;if(H)H.elementaryStreams[B.type]={startPTS:he,endPTS:we,startDTS:ve,endDTS:pe};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var se=this.getLoadPosition()+this.config.maxBufferHole;if(se<he){this.backtrack(F);return}F.setElementaryStreamInfo(B.type,F.start,we,F.start,pe,!0)}F.setElementaryStreamInfo(B.type,he,we,ve,pe),this.bufferFragmentData(B,F,H,b)}}else if(p.independent===!1){this.backtrack(F);return}if(ne){var de=ne.startPTS,Le=ne.endPTS,We=ne.startDTS,Te=ne.endDTS;H&&(H.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:de,endPTS:Le,startDTS:We,endDTS:Te}),F.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,de,Le,We,Te),this.bufferFragmentData(ne,F,H,b)}if(z!=null&&(s=z.samples)!==null&&s!==void 0&&s.length){var xe={frag:F,id:a,samples:z.samples};v.trigger(N.Events.FRAG_PARSING_METADATA,xe)}if(U){var Oe={frag:F,id:a,samples:U.samples};v.trigger(N.Events.FRAG_PARSING_USERDATA,Oe)}},x._bufferInitSegment=function(c,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 b=s.audio,P=s.video,F=s.audiovideo;if(b){var H=c.audioCodec,X=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(H&&(H.indexOf("mp4a.40.5")!==-1?H="mp4a.40.2":H="mp4a.40.5"),b.metadata.channelCount!==1&&X.indexOf("firefox")===-1&&(H="mp4a.40.5")),X.indexOf("android")!==-1&&b.container!=="audio/mpeg"&&(H="mp4a.40.2",this.log("Android: force audio codec to "+H)),c.audioCodec&&c.audioCodec!==H&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+H+'"'),b.levelCodec=H,b.id="main",this.log("Init audio buffer, container:"+b.container+", codecs[selected/level/parsed]=["+(H||"")+"/"+(c.audioCodec||"")+"/"+b.codec+"]")}P&&(P.levelCodec=c.videoCodec,P.id="main",this.log("Init video buffer, container:"+P.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+P.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(N.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(B){var U=s[B],z=U.initSegment;z!=null&&z.byteLength&&p.hls.trigger(N.Events.BUFFER_APPENDING,{type:B,data:z,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},x.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var s=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,s?this.resetFragmentLoading(c):this.state=M.State.BACKTRACKING},x.checkFragmentChanged=function(){var c=this.media,s=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(k.BufferHelper.isBuffered(c,a)?s=this.getAppendedFrag(a):k.BufferHelper.isBuffered(c,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(N.Events.FRAG_CHANGED,{frag:s}),(!v||v.level!==p)&&this.hls.trigger(N.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=s)}}},o(L,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.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(te,G,A){"use strict";A.r(G),A.d(G,"SubtitleStreamController",function(){return l});var W=A("./src/events.ts"),M=A("./src/utils/logger.ts"),R=A("./src/utils/buffer-helper.ts"),N=A("./src/controller/fragment-finders.ts"),k=A("./src/utils/discontinuities.ts"),D=A("./src/controller/level-helper.ts"),O=A("./src/controller/fragment-tracker.ts"),E=A("./src/controller/base-stream-controller.ts"),T=A("./src/types/loader.ts"),_=A("./src/types/level.ts");function C(d,w){for(var f=0;f<w.length;f++){var m=w[f];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(d,m.key,m)}}function y(d,w,f){return w&&C(d.prototype,w),f&&C(d,f),d}function g(d,w){d.prototype=Object.create(w.prototype),d.prototype.constructor=d,u(d,w)}function u(d,w){return u=Object.setPrototypeOf||function(m,L){return m.__proto__=L,m},u(d,w)}var o=500,l=function(d){g(w,d);function w(m,L){var x;return x=d.call(this,m,L,"[subtitle-stream-controller]")||this,x.levels=[],x.currentTrackId=-1,x.tracksBuffered=[],x.mainDetails=null,x._registerListeners(),x}var f=w.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var L=this.hls;L.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),L.on(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),L.on(W.Events.ERROR,this.onError,this),L.on(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),L.on(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),L.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),L.on(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),L.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f._unregisterListeners=function(){var L=this.hls;L.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),L.off(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),L.off(W.Events.ERROR,this.onError,this),L.off(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),L.off(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),L.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),L.off(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),L.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f.startLoad=function(){this.stopLoad(),this.state=E.State.IDLE,this.setInterval(o),this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},f.onLevelLoaded=function(L,x){this.mainDetails=x.details},f.onSubtitleFragProcessed=function(L,x){var h=x.frag,c=x.success;if(this.fragPrevious=h,this.state=E.State.IDLE,!c)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var a,v=h.start,p=0;p<s.length;p++)if(v>=s[p].start&&v<=s[p].end){a=s[p];break}var b=h.start+h.duration;a?a.end=b:(a={start:v,end:b},s.push(a)),this.fragmentTracker.fragBuffered(h)},f.onBufferFlushing=function(L,x){var h=x.startOffset,c=x.endOffset;if(h===0&&c!==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,b=c-p;if(b<=0)return;x.endOffsetSubtitles=Math.max(0,b),this.tracksBuffered.forEach(function(P){for(var F=0;F<P.length;){if(P[F].end<=b){P.shift();continue}else if(P[F].start<b)P[F].start=b;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,b,T.PlaylistLevelType.SUBTITLE)}},f.onError=function(L,x){var h,c=x.frag;if(!c||c.type!==T.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=E.State.IDLE},f.onSubtitleTracksUpdated=function(L,x){var h=this,c=x.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(s){return new _.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){h.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(L,x){if(this.currentTrackId=x.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var h=this.levels[this.currentTrackId];h!=null&&h.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,h&&this.setInterval(o)},f.onSubtitleTrackLoaded=function(L,x){var h,c=x.details,s=x.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,c.live||(h=p.details)!==null&&h!==void 0&&h.live){var b=this.mainDetails;if(c.deltaUpdateFailed||!b)return;var P=b.fragments[0];if(!p.details)c.hasProgramDateTime&&b.hasProgramDateTime?Object(k.alignMediaPlaylistByPDT)(c,b):P&&Object(D.addSliding)(c,P.start);else{var F=this.alignPlaylists(c,p.details);F===0&&P&&Object(D.addSliding)(c,P.start)}}if(p.details=c,this.levelLastLoaded=s,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===E.State.IDLE){var H=Object(N.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);H||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},f._handleFragmentLoadComplete=function(L){var x=L.frag,h=L.payload,c=x.decryptdata,s=this.hls;if(this.fragContextChanged(x))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(v){var p=performance.now();s.trigger(W.Events.FRAG_DECRYPTED,{frag:x,payload:v,stats:{tstart:a,tdecrypt:p}})})}},f.doTick=function(){if(!this.media){this.state=E.State.IDLE;return}if(this.state===E.State.IDLE){var L,x=this.currentTrackId,h=this.levels;if(!h.length||!h[x]||!h[x].details)return;var c=h[x].details,s=c.targetduration,a=this.config,v=this.media,p=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-s,a.maxBufferHole),b=p.end,P=p.len,F=this.getMaxBufferLength()+s;if(P>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var H=c.fragments,X=H.length,B=c.edge,U,z=this.fragPrevious;if(b<B){var Z=a.maxFragLookUpTolerance;z&&c.hasProgramDateTime&&(U=Object(N.findFragmentByPDT)(H,z.endProgramDateTime,Z)),U||(U=Object(N.findFragmentByPTS)(z,H,b,Z),!U&&z&&z.start<H[0].start&&(U=H[0]))}else U=H[X-1];(L=U)!==null&&L!==void 0&&L.encrypted?(M.logger.log("Loading key for "+U.sn),this.state=E.State.KEY_LOADING,this.hls.trigger(W.Events.KEY_LOADING,{frag:U})):U&&this.fragmentTracker.getState(U)===O.FragmentState.NOT_LOADED&&this.loadFragment(U,c,b)}},f.loadFragment=function(L,x,h){this.fragCurrent=L,d.prototype.loadFragment.call(this,L,x,h)},y(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(E.default)},"./src/controller/subtitle-track-controller.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),M=A("./src/utils/texttrack-utils.ts"),R=A("./src/controller/base-playlist-controller.ts"),N=A("./src/types/loader.ts");function k(C,y){for(var g=0;g<y.length;g++){var u=y[g];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function D(C,y,g){return y&&k(C.prototype,y),g&&k(C,g),C}function O(C,y){C.prototype=Object.create(y.prototype),C.prototype.constructor=C,E(C,y)}function E(C,y){return E=Object.setPrototypeOf||function(u,o){return u.__proto__=o,u},E(C,y)}var T=function(C){O(y,C);function y(u){var o;return o=C.call(this,u,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var g=y.prototype;return g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},g.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(W.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(W.Events.ERROR,this.onError,this)},g.onMediaAttached=function(o,l){if(this.media=l.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},g.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},g.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=_(this.media.textTracks);o.forEach(function(l){Object(M.clearCurrentCues)(l)}),this.subtitleTrack=-1,this.media=null},g.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},g.onManifestParsed=function(o,l){this.tracks=l.subtitleTracks},g.onSubtitleTrackLoaded=function(o,l){var d=l.id,w=l.details,f=this.trackId,m=this.tracksInGroup[f];if(!m){this.warn("Invalid subtitle track id "+d);return}var L=m.details;m.details=l.details,this.log("subtitle track "+d+" loaded ["+w.startSN+"-"+w.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,l,L))},g.onLevelLoading=function(o,l){this.switchLevel(l.level)},g.onLevelSwitching=function(o,l){this.switchLevel(l.level)},g.switchLevel=function(o){var l=this.hls.levels[o];if(!(l!=null&&l.textGroupIds))return;var d=l.textGroupIds[l.urlId];if(this.groupId!==d){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(x){return!d||x.groupId===d});this.tracksInGroup=f;var m=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=d;var L={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(W.Events.SUBTITLE_TRACKS_UPDATED,L),m!==-1&&this.setSubtitleTrack(m,w)}},g.findTrackId=function(o){for(var l=this.tracksInGroup,d=0;d<l.length;d++){var w=l[d];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},g.onError=function(o,l){if(C.prototype.onError.call(this,o,l),l.fatal||!l.context)return;l.context.type===N.PlaylistContextType.SUBTITLE_TRACK&&l.context.id===this.trackId&&l.context.groupId===this.groupId&&this.retryLoadingOrFail(l)},g.loadPlaylist=function(o){var l=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(l)){var d=l.id,w=l.groupId,f=l.url;if(o)try{f=o.addDirectives(f)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+d),this.hls.trigger(W.Events.SUBTITLE_TRACK_LOADING,{url:f,id:d,groupId:w,deliveryDirectives:o||null})}},g.toggleTrackModes=function(o){var l=this,d=this.media,w=this.subtitleDisplay,f=this.trackId;if(!d)return;var m=_(d.textTracks),L=m.filter(function(c){return c.groupId===l.groupId});if(o===-1)[].slice.call(m).forEach(function(c){c.mode="disabled"});else{var x=L[f];x&&(x.mode="disabled")}var h=L[o];h&&(h.mode=w?"showing":"hidden")},g.setSubtitleTrack=function(o,l){var d,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(d=w[o])!==null&&d!==void 0&&d.details)||o<-1||o>=w.length)return;this.clearTimer();var f=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,f){var m=f.id,L=f.groupId,x=L===void 0?"":L,h=f.name,c=f.type,s=f.url;this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:x,name:h,type:c,url:s});var a=this.switchParams(f.url,l==null?void 0:l.details);this.loadPlaylist(a)}else this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:o})},g.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,l=_(this.media.textTracks),d=0;d<l.length;d++)if(l[d].mode==="hidden")o=d;else if(l[d].mode==="showing"){o=d;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},D(y,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var l=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,l)}}]),y}(R.default);function _(C){for(var y=[],g=0;g<C.length;g++){var u=C[g];u.kind==="subtitles"&&u.label&&y.push(C[g])}return y}G.default=T},"./src/controller/timeline-controller.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"TimelineController",function(){return _});var W=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),R=A("./src/utils/cea-608-parser.ts"),N=A("./src/utils/output-filter.ts"),k=A("./src/utils/webvtt-parser.ts"),D=A("./src/utils/texttrack-utils.ts"),O=A("./src/utils/imsc1-ttml-parser.ts"),E=A("./src/types/loader.ts"),T=A("./src/utils/logger.ts"),_=function(){function u(l){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),this.captionsProperties=void 0,this.hls=l,this.config=l.config,this.Cues=l.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var d=new N.default(this,"textTrack1"),w=new N.default(this,"textTrack2"),f=new N.default(this,"textTrack3"),m=new N.default(this,"textTrack4");this.cea608Parser1=new R.default(1,d,w),this.cea608Parser2=new R.default(3,f,m)}l.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.on(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(M.Events.FRAG_LOADING,this.onFragLoading,this),l.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),l.on(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.on(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.on(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=u.prototype;return o.destroy=function(){var d=this.hls;d.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.off(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.off(M.Events.FRAG_LOADING,this.onFragLoading,this),d.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.off(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.off(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(d,w,f,m,L){for(var x=!1,h=L.length;h--;){var c=L[h],s=y(c[0],c[1],w,f);if(s>=0&&(c[0]=Math.min(c[0],w),c[1]=Math.max(c[1],f),x=!0,s/(f-w)>.5))return}if(x||L.push([w,f]),this.config.renderTextTracksNatively){var a=this.captionsTracks[d];this.Cues.newCue(a,w,f,m)}else{var v=this.Cues.newCue(null,w,f,m);this.hls.trigger(M.Events.CUES_PARSED,{type:"captions",cues:v,track:d})}},o.onInitPtsFound=function(d,w){var f=this,m=w.frag,L=w.id,x=w.initPTS,h=w.timescale,c=this.unparsedVttFrags;L==="main"&&(this.initPTS[m.cc]=x,this.timescale[m.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(s){f.onFragLoaded(M.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(d){var w=this.media;if(w)for(var f=0;f<w.textTracks.length;f++){var m=w.textTracks[f];if(m[d])return m}return null},o.createCaptionsTrack=function(d){this.config.renderTextTracksNatively?this.createNativeTrack(d):this.createNonNativeTrack(d)},o.createNativeTrack=function(d){if(this.captionsTracks[d])return;var w=this.captionsProperties,f=this.captionsTracks,m=this.media,L=w[d],x=L.label,h=L.languageCode,c=this.getExistingTrack(d);if(c)f[d]=c,Object(D.clearCurrentCues)(f[d]),Object(D.sendAddTrackEvent)(f[d],m);else{var s=this.createTextTrack("captions",x,h);s&&(s[d]=!0,f[d]=s)}},o.createNonNativeTrack=function(d){if(this.nonNativeCaptionsTracks[d])return;var w=this.captionsProperties[d];if(!w)return;var f=w.label,m={_id:d,label:f,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[d]=m,this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(d,w,f){var m=this.media;return m?m.addTextTrack(d,w,f):void 0},o.onMediaAttaching=function(d,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var d=this.captionsTracks;Object.keys(d).forEach(function(w){Object(D.clearCurrentCues)(d[w]),delete d[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var d=this.media;if(!d)return;var w=d.textTracks;if(w)for(var f=0;f<w.length;f++)Object(D.clearCurrentCues)(w[f])},o.onSubtitleTracksUpdated=function(d,w){var f=this;this.textTracks=[];var m=w.subtitleTracks||[],L=m.some(function(s){return s.textCodec===O.IMSC1_CODEC});if(this.config.enableWebVTT||L&&this.config.enableIMSC1){var x=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,a){var v;if(a<h.length){for(var p=null,b=0;b<h.length;b++)if(C(h[b],s)){p=h[b];break}p&&(v=p)}v?Object(D.clearCurrentCues)(v):(v=f.createTextTrack("subtitles",s.name,s.lang),v&&(v.mode="disabled")),v&&(v.groupId=s.groupId,f.textTracks.push(v))})}else if(!x&&this.tracks&&this.tracks.length){var c=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:c})}}},o.onManifestLoaded=function(d,w){var f=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(m){var L=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!L)return;var x="textTrack"+L[1],h=f.captionsProperties[x];if(!h)return;h.label=m.name,m.lang&&(h.languageCode=m.lang),h.media=m})},o.onFragLoading=function(d,w){var f=this.cea608Parser1,m=this.cea608Parser2,L=this.lastSn,x=this.lastPartIndex;if(!this.enabled||!(f&&m))return;if(w.frag.type===E.PlaylistLevelType.MAIN){var h,c,s=w.frag.sn,a=(h=w==null||((c=w.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;s===L+1||s===L&&a===x+1||(f.reset(),m.reset()),this.lastSn=s,this.lastPartIndex=a}},o.onFragLoaded=function(d,w){var f=w.frag,m=w.payload,L=this.initPTS,x=this.unparsedVttFrags;if(f.type===E.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(W.isFiniteNumber)(L[f.cc])){x.push(w),L.length&&this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Missing initial subtitle PTS")});return}var h=f.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=this.tracks[f.level],s=this.vttCCs;s[f.cc]||(s[f.cc]={start:f.start,prevCC:this.prevCC,new:!0},this.prevCC=f.cc),c&&c.textCodec===O.IMSC1_CODEC?this._parseIMSC1(f,m):this._parseVTTs(f,m,s)}}else this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(d,w){var f=this,m=this.hls;Object(O.parseIMSC1)(w,this.initPTS[d.cc],this.timescale[d.cc],function(L){f._appendCues(L,d.level),m.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(L){T.logger.log("Failed to parse IMSC1: "+L),m.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:L})})},o._parseVTTs=function(d,w,f){var m=this,L=this.hls;Object(k.parseWebVTT)(w,this.initPTS[d.cc],this.timescale[d.cc],f,d.cc,d.start,function(x){m._appendCues(x,d.level),L.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(x){m._fallbackToIMSC1(d,w),T.logger.log("Failed to parse VTT cue: "+x),L.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:x})})},o._fallbackToIMSC1=function(d,w){var f=this,m=this.tracks[d.level];m.textCodec||Object(O.parseIMSC1)(w,this.initPTS[d.cc],this.timescale[d.cc],function(){m.textCodec=O.IMSC1_CODEC,f._parseIMSC1(d,w)},function(){m.textCodec="wvtt"})},o._appendCues=function(d,w){var f=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[w];if(m.mode==="disabled")return;d.forEach(function(h){return Object(D.addCueToTrack)(m,h)})}else{var L=this.tracks[w],x=L.default?"default":"subtitles"+w;f.trigger(M.Events.CUES_PARSED,{type:"subtitles",cues:d,track:x})}},o.onFragDecrypted=function(d,w){var f=w.frag;if(f.type===E.PlaylistLevelType.SUBTITLE){if(!Object(W.isFiniteNumber)(this.initPTS[f.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(M.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(d,w){var f=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(f&&m))return;for(var L=0;L<w.samples.length;L++){var x=w.samples[L].bytes;if(x){var h=this.extractCea608Data(x);f.addData(w.samples[L].pts,h[0]),m.addData(w.samples[L].pts,h[1])}}},o.onBufferFlushing=function(d,w){var f=w.startOffset,m=w.endOffset,L=w.endOffsetSubtitles,x=w.type,h=this.media;if(!h||h.currentTime<m)return;if(!x||x==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(D.removeCuesInRange)(c[a],f,m)})}if(this.config.renderTextTracksNatively&&(f===0&&L!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(a){return Object(D.removeCuesInRange)(s[a],f,L)})}},o.extractCea608Data=function(d){for(var w=d[0]&31,f=2,m=[[],[]],L=0;L<w;L++){var x=d[f++],h=127&d[f++],c=127&d[f++],s=(4&x)!==0,a=3&x;if(h===0&&c===0)continue;s&&((a===0||a===1)&&(m[a].push(h),m[a].push(c)))}return m},u}();function C(u,o){return u&&u.label===o.name&&!(u.textTrack1||u.textTrack2)}function y(u,o,l,d){return Math.min(o,d)-Math.max(u,l)}function g(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return W});var W=function(){function M(N,k){this.subtle=void 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this.reset(),this.removePKCS7Padding?Object(R.removePadding)(g):g},_.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},_.decrypt=function(y,g,u,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(y),g,u);var l=this.flush();l&&o(l.buffer)}else this.webCryptoDecrypt(new Uint8Array(y),g,u).then(o)},_.softwareDecrypt=function(y,g,u){var o=this.currentIV,l=this.currentResult,d=this.remainderData;this.logOnce("JS AES decrypt"),d&&(y=Object(k.appendUint8Array)(d,y),this.remainderData=null);var w=this.getValidChunk(y);if(!w.length)return null;o&&(u=o);var f=this.softwareDecrypter;f||(f=this.softwareDecrypter=new R.default),f.expandKey(g);var m=l;return this.currentResult=f.decrypt(w.buffer,0,u),this.currentIV=Object(D.sliceUint8)(w,-16).buffer,m||null},_.webCryptoDecrypt=function(y,g,u){var o=this,l=this.subtle;return(this.key!==g||!this.fastAesKey)&&(this.key=g,this.fastAesKey=new 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this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},M}()},"./src/demux/aacdemuxer.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/demux/base-audio-demuxer.ts"),M=A("./src/demux/adts.ts"),R=A("./src/utils/logger.ts"),N=A("./src/demux/id3.ts");function k(E,T){E.prototype=Object.create(T.prototype),E.prototype.constructor=E,D(E,T)}function D(E,T){return D=Object.setPrototypeOf||function(C,y){return C.__proto__=y,C},D(E,T)}var O=function(E){k(T,E);function T(C,y){var g;return g=E.call(this)||this,g.observer=void 0,g.config=void 0,g.observer=C,g.config=y,g}var _=T.prototype;return _.resetInitSegment=function(y,g,u){E.prototype.resetInitSegment.call(this,y,g,u),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:y,duration:u,inputTimeScale:9e4,dropped:0}},T.probe=function(y){if(!y)return!1;for(var g=N.getID3Data(y,0)||[],u=g.length,o=y.length;u<o;u++)if(M.probe(y,u))return R.logger.log("ADTS 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m,L,x,h,c=navigator.userAgent.toLowerCase(),s=f,a=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];m=((d[w+2]&192)>>>6)+1;var v=(d[w+2]&60)>>>2;if(v>a.length-1){l.trigger(R.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+v});return}return x=(d[w+2]&1)<<2,x|=(d[w+3]&192)>>>6,W.logger.log("manifest codec:"+f+", ADTS type:"+m+", samplingIndex:"+v),/firefox/i.test(c)?v>=6?(m=5,h=new Array(4),L=v-3):(m=2,h=new Array(2),L=v):c.indexOf("android")!==-1?(m=2,h=new Array(2),L=v):(m=5,h=new Array(4),f&&(f.indexOf("mp4a.40.29")!==-1||f.indexOf("mp4a.40.5")!==-1)||!f&&v>=6?L=v-3:((f&&f.indexOf("mp4a.40.2")!==-1&&(v>=6&&x===1||/vivaldi/i.test(c))||!f&&x===1)&&(m=2,h=new Array(2)),L=v)),h[0]=m<<3,h[0]|=(v&14)>>1,h[1]|=(v&1)<<7,h[1]|=x<<3,m===5&&(h[1]|=(L&14)>>1,h[2]=(L&1)<<7,h[2]|=2<<2,h[3]=0),{config:h,samplerate:a[v],channelCount:x,codec:"mp4a.40."+m,manifestCodec:s}}function k(l,d){return 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N.EventEmitter,g=function(o,l){C.postMessage({event:o,data:l})};y.on(M.Events.FRAG_DECRYPTED,g),y.on(M.Events.ERROR,g),C.addEventListener("message",function(u){var o=u.data;switch(o.cmd){case"init":{var l=JSON.parse(o.config);C.transmuxer=new W.default(y,o.typeSupported,l,o.vendor,o.id),Object(R.enableLogs)(l.debug),g("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var d=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(W.isPromise)(d)?d.then(function(m){O(C,m)}):O(C,d);break}case"flush":{var w=o.chunkMeta,f=C.transmuxer.flush(w);Object(W.isPromise)(f)?f.then(function(m){T(C,m,w)}):T(C,f,w);break}default:break}})}function O(C,y){if(_(y.remuxResult))return;var g=[],u=y.remuxResult,o=u.audio,l=u.video;o&&E(g,o),l&&E(g,l),C.postMessage({event:"transmuxComplete",data:y},g)}function E(C,y){y.data1&&C.push(y.data1.buffer),y.data2&&C.push(y.data2.buffer)}function T(C,y,g){y.forEach(function(u){O(C,u)}),C.postMessage({event:"flush",data:g})}function _(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return l}),A.d(G,"isPromise",function(){return f}),A.d(G,"TransmuxConfig",function(){return m}),A.d(G,"TransmuxState",function(){return L});var W=A("./src/events.ts"),M=A("./src/errors.ts"),R=A("./src/crypt/decrypter.ts"),N=A("./src/demux/aacdemuxer.ts"),k=A("./src/demux/mp4demuxer.ts"),D=A("./src/demux/tsdemuxer.ts"),O=A("./src/demux/mp3demuxer.ts"),E=A("./src/remux/mp4-remuxer.ts"),T=A("./src/remux/passthrough-remuxer.ts"),_=A("./src/demux/chunk-cache.ts"),C=A("./src/utils/mp4-tools.ts"),y=A("./src/utils/logger.ts"),g;try{g=self.performance.now.bind(self.performance)}catch(x){y.logger.debug("Unable to use Performance API on this environment"),g=self.Date.now}var u=[{demux:D.default,remux:E.default},{demux:k.default,remux:T.default},{demux:N.default,remux:E.default},{demux:O.default,remux:E.default}],o=1024;u.forEach(function(x){var h=x.demux;o=Math.max(o,h.minProbeByteLength)});var l=function(){function x(c,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 _.default,this.observer=c,this.typeSupported=s,this.config=a,this.vendor=v,this.id=p}var h=x.prototype;return h.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},h.push=function(s,a,v,p){var b=this,P=v.transmuxing;P.executeStart=g();var F=new Uint8Array(s),H=this.cache,X=this.config,B=this.currentTransmuxState,U=this.transmuxConfig;p&&(this.currentTransmuxState=p);var z=d(F,a);if(z&&z.method==="AES-128"){var Z=this.getDecrypter();if(X.enableSoftwareAES){var ne=Z.softwareDecrypt(F,z.key.buffer,z.iv.buffer);if(!ne)return P.executeEnd=g(),w(v);F=new Uint8Array(ne)}else return this.decryptionPromise=Z.webCryptoDecrypt(F,z.key.buffer,z.iv.buffer).then(function(me){var Me=b.push(me,null,v);return b.decryptionPromise=null,Me}),this.decryptionPromise}var oe=p||B,Ce=oe.contiguous,he=oe.discontinuity,we=oe.trackSwitch,ve=oe.accurateTimeOffset,pe=oe.timeOffset,se=U.audioCodec,de=U.videoCodec,Le=U.defaultInitPts,We=U.duration,Te=U.initSegmentData;if((he||we)&&this.resetInitSegment(Te,se,de,We),he&&this.resetInitialTimestamp(Le),Ce||this.resetContiguity(),this.needsProbing(F,he,we)){if(H.dataLength){var xe=H.flush();F=Object(C.appendUint8Array)(xe,F)}this.configureTransmuxer(F,U)}var Oe=this.transmux(F,z,pe,ve,v),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,P.executeEnd=g(),Oe},h.flush=function(s){var a=this,v=s.transmuxing;v.executeStart=g();var p=this.decrypter,b=this.cache,P=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(s)});var H=[],X=P.timeOffset;if(p){var B=p.flush();B&&H.push(this.push(B,null,s))}var U=b.dataLength;b.reset();var z=this.demuxer,Z=this.remuxer;if(!z||!Z)return U>=o&&this.observer.emit(W.Events.ERROR,W.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=g(),[w(s)];var ne=z.flush(X);return f(ne)?ne.then(function(oe){return a.flushRemux(H,oe,s),H}):(this.flushRemux(H,ne,s),H)},h.flushRemux=function(s,a,v){var p=a.audioTrack,b=a.avcTrack,P=a.id3Track,F=a.textTrack,H=this.currentTransmuxState,X=H.accurateTimeOffset,B=H.timeOffset;y.logger.log("[transmuxer.ts]: Flushed fragment "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var U=this.remuxer.remux(p,b,P,F,B,X,!0,this.id);s.push({remuxResult:U,chunkMeta:v}),v.transmuxing.executeEnd=g()},h.resetInitialTimestamp=function(s){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(s),v.resetTimeStamp(s)},h.resetContiguity=function(){var s=this.demuxer,a=this.remuxer;if(!s||!a)return;s.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(s,a,v,p){var b=this.demuxer,P=this.remuxer;if(!b||!P)return;b.resetInitSegment(a,v,p),P.resetInitSegment(s,a,v)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(s,a,v,p,b){var P;return a&&a.method==="SAMPLE-AES"?P=this.transmuxSampleAes(s,a,v,p,b):P=this.transmuxUnencrypted(s,v,p,b),P},h.transmuxUnencrypted=function(s,a,v,p){var b=this.demuxer.demux(s,a,!1,!this.config.progressive),P=b.audioTrack,F=b.avcTrack,H=b.id3Track,X=b.textTrack,B=this.remuxer.remux(P,F,H,X,a,v,!1,this.id);return{remuxResult:B,chunkMeta:p}},h.transmuxSampleAes=function(s,a,v,p,b){var P=this;return this.demuxer.demuxSampleAes(s,a,v).then(function(F){var H=P.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,v,p,!1,P.id);return{remuxResult:H,chunkMeta:b}})},h.configureTransmuxer=function(s,a){for(var v=this.config,p=this.observer,b=this.typeSupported,P=this.vendor,F=a.audioCodec,H=a.defaultInitPts,X=a.duration,B=a.initSegmentData,U=a.videoCodec,z,Z=0,ne=u.length;Z<ne;Z++)if(u[Z].demux.probe(s)){z=u[Z];break}z||(y.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),z={demux:k.default,remux:T.default});var oe=this.demuxer,Ce=this.remuxer,he=z.remux,we=z.demux;(!Ce||!(Ce instanceof he))&&(this.remuxer=new he(p,v,b,P)),(!oe||!(oe instanceof we))&&(this.demuxer=new we(p,v,b),this.probe=we.probe),this.resetInitSegment(B,F,U,X),this.resetInitialTimestamp(H)},h.needsProbing=function(s,a,v){return!this.demuxer||!this.remuxer||a||v},h.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new R.default(this.observer,this.config)),s},x}();function d(x,h){var c=null;return x.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var w=function(h){return{remuxResult:{},chunkMeta:h}};function f(x){return"then"in x&&x.then instanceof Function}var m=function(h,c,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=h,this.videoCodec=c,this.initSegmentData=s,this.duration=a,this.defaultInitPts=v},L=function(h,c,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=h,this.contiguous=c,this.accurateTimeOffset=s,this.trackSwitch=a,this.timeOffset=v}},"./src/demux/tsdemuxer.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"discardEPB",function(){return w});var W=A("./src/demux/adts.ts"),M=A("./src/demux/mpegaudio.ts"),R=A("./src/demux/exp-golomb.ts"),N=A("./src/demux/id3.ts"),k=A("./src/demux/sample-aes.ts"),D=A("./src/events.ts"),O=A("./src/utils/mp4-tools.ts"),E=A("./src/utils/logger.ts"),T=A("./src/errors.ts"),_={video:1,audio:2,id3:3,text:4},C=function(){function f(L,x,h){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=x,this.typeSupported=h}f.probe=function(x){var h=f.syncOffset(x);return h<0?!1:(h&&E.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},f.syncOffset=function(x){for(var h=Math.min(1e3,x.length-3*188),c=0;c<h;){if(x[c]===71&&x[c+188]===71&&x[c+2*188]===71)return c;c++}return-1},f.createTrack=function(x,h){return{container:x==="video"||x==="audio"?"video/mp2t":void 0,type:x,id:_[x],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:x==="audio"?h:void 0}};var m=f.prototype;return m.resetInitSegment=function(x,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=f.createTrack("video",c),this._audioTrack=f.createTrack("audio",c),this._id3Track=f.createTrack("id3",c),this._txtTrack=f.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=x,this.videoCodec=h,this._duration=c},m.resetTimeStamp=function(){},m.resetContiguity=function(){var x=this._audioTrack,h=this._avcTrack,c=this._id3Track;x&&(x.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(x,h,c,s){c===void 0&&(c=!1),s===void 0&&(s=!1),c||(this.sampleAes=null);var a,v=this._avcTrack,p=this._audioTrack,b=this._id3Track,P=v.pid,F=v.pesData,H=p.pid,X=b.pid,B=p.pesData,U=b.pesData,z=!1,Z=this.pmtParsed,ne=this._pmtId,oe=x.length;if(this.remainderData&&(x=Object(O.appendUint8Array)(this.remainderData,x),oe=x.length,this.remainderData=null),oe<188&&!s)return this.remainderData=x,{audioTrack:p,avcTrack:v,id3Track:b,textTrack:this._txtTrack};var Ce=Math.max(0,f.syncOffset(x));oe-=(oe+Ce)%188,oe<x.byteLength&&!s&&(this.remainderData=new Uint8Array(x.buffer,oe,x.buffer.byteLength-oe));for(var he=Ce;he<oe;he+=188)if(x[he]===71){var we=!!(x[he+1]&64),ve=((x[he+1]&31)<<8)+x[he+2],pe=(x[he+3]&48)>>4,se=void 0;if(pe>1){if(se=he+5+x[he+4],se===he+188)continue}else se=he+4;switch(ve){case P:we&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(x.subarray(se,he+188)),F.size+=he+188-se);break;case H:we&&(B&&(a=o(B))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),B={data:[],size:0}),B&&(B.data.push(x.subarray(se,he+188)),B.size+=he+188-se);break;case X:we&&(U&&(a=o(U))&&this.parseID3PES(a),U={data:[],size:0}),U&&(U.data.push(x.subarray(se,he+188)),U.size+=he+188-se);break;case 0:we&&(se+=x[se]+1),ne=this._pmtId=g(x,se);break;case ne:{we&&(se+=x[se]+1);var de=u(x,se,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);P=de.avc,P>0&&(v.pid=P),H=de.audio,H>0&&(p.pid=H,p.isAAC=de.isAAC),X=de.id3,X>0&&(b.pid=X),z&&!Z&&(E.logger.log("reparse from beginning"),z=!1,he=Ce-188),Z=this.pmtParsed=!0;break}case 17:case 8191:break;default:z=!0;break}}else this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:T.ErrorTypes.MEDIA_ERROR,details:T.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});v.pesData=F,p.pesData=B,b.pesData=U;var Le={audioTrack:p,avcTrack:v,id3Track:b,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(Le),Le},m.flush=function(){var x=this.remainderData;this.remainderData=null;var h;return x?h=this.demux(x,-1,!1,!0):h={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(h),this.sampleAes?this.decrypt(h,this.sampleAes):h},m.extractRemainingSamples=function(x){var h=x.audioTrack,c=x.avcTrack,s=x.id3Track,a=c.pesData,v=h.pesData,p=s.pesData,b;a&&(b=o(a))?(this.parseAVCPES(b,!0),c.pesData=null):c.pesData=a,v&&(b=o(v))?(h.isAAC?this.parseAACPES(b):this.parseMPEGPES(b),h.pesData=null):(v!=null&&v.size&&E.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=v),p&&(b=o(p))?(this.parseID3PES(b),s.pesData=null):s.pesData=p},m.demuxSampleAes=function(x,h,c){var s=this.demux(x,c,!0,!this.config.progressive),a=this.sampleAes=new k.default(this.observer,this.config,h);return this.decrypt(s,a)},m.decrypt=function(x,h){return new Promise(function(c){var s=x.audioTrack,a=x.avcTrack;s.samples&&s.isAAC?h.decryptAacSamples(s.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(x)}):c(x)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(x)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(x,h){var c=this,s=this._avcTrack,a=this.parseAVCNALu(x.data),v=!1,p=this.avcSample,b,P=!1;x.data=null,p&&a.length&&!s.audFound&&(l(p,s),p=this.avcSample=y(!1,x.pts,x.dts,"")),a.forEach(function(F){switch(F.type){case 1:{b=!0,p||(p=c.avcSample=y(!0,x.pts,x.dts,"")),v&&(p.debug+="NDR "),p.frame=!0;var H=F.data;if(P&&H.length>4){var X=new R.default(H).readSliceType();(X===2||X===4||X===7||X===9)&&(p.key=!0)}break}case 5:b=!0,p||(p=c.avcSample=y(!0,x.pts,x.dts,"")),v&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{b=!0,v&&p&&(p.debug+="SEI ");var B=new R.default(w(F.data));B.readUByte();for(var U=0,z=0,Z=!1,ne=0;!Z&&B.bytesAvailable>1;){U=0;do ne=B.readUByte(),U+=ne;while(ne===255);z=0;do ne=B.readUByte(),z+=ne;while(ne===255);if(U===4&&B.bytesAvailable!==0){Z=!0;var oe=B.readUByte();if(oe===181){var Ce=B.readUShort();if(Ce===49){var he=B.readUInt();if(he===1195456820){var we=B.readUByte();if(we===3){for(var ve=B.readUByte(),pe=B.readUByte(),se=31&ve,de=[ve,pe],Le=0;Le<se;Le++)de.push(B.readUByte()),de.push(B.readUByte()),de.push(B.readUByte());d(c._txtTrack.samples,{type:3,pts:x.pts,bytes:de})}}}}}else if(U===5&&B.bytesAvailable!==0){if(Z=!0,z>16){for(var We=[],Te=0;Te<16;Te++)We.push(B.readUByte().toString(16)),(Te===3||Te===5||Te===7||Te===9)&&We.push("-");for(var xe=z-16,Oe=new Uint8Array(xe),ye=0;ye<xe;ye++)Oe[ye]=B.readUByte();d(c._txtTrack.samples,{pts:x.pts,payloadType:U,uuid:We.join(""),userData:Object(N.utf8ArrayToStr)(Oe),userDataBytes:Oe})}}else if(z<B.bytesAvailable)for(var me=0;me<z;me++)B.readUByte()}break}case 7:if(b=!0,P=!0,v&&p&&(p.debug+="SPS "),!s.sps){var Me=new R.default(F.data),Ne=Me.readSPS();s.width=Ne.width,s.height=Ne.height,s.pixelRatio=Ne.pixelRatio,s.sps=[F.data],s.duration=c._duration;for(var Ie=F.data.subarray(1,4),Ae="avc1.",Re=0;Re<3;Re++){var Ke=Ie[Re].toString(16);Ke.length<2&&(Ke="0"+Ke),Ae+=Ke}s.codec=Ae}break;case 8:b=!0,v&&p&&(p.debug+="PPS "),s.pps||(s.pps=[F.data]);break;case 9:b=!1,s.audFound=!0,p&&l(p,s),p=c.avcSample=y(!1,x.pts,x.dts,v?"AUD ":"");break;case 12:b=!1;break;default:b=!1,p&&(p.debug+="unknown NAL "+F.type+" ");break}if(p&&b){var ze=p.units;ze.push(F)}}),h&&p&&(l(p,s),this.avcSample=null)},m.getLastNalUnit=function(){var x,h=this.avcSample,c;if(!h||h.units.length===0){var s=this._avcTrack.samples;h=s[s.length-1]}if((x=h)!==null&&x!==void 0&&x.units){var a=h.units;c=a[a.length-1]}return c},m.parseAVCNALu=function(x){var h=x.byteLength,c=this._avcTrack,s=c.naluState||0,a=s,v=[],p=0,b,P,F,H=-1,X=0;for(s===-1&&(H=0,X=x[0]&31,s=0,p=1);p<h;){if(b=x[p++],!s){s=b?0:1;continue}if(s===1){s=b?0:2;continue}if(!b)s=3;else if(b===1){if(H>=0){var B={data:x.subarray(H,p-s-1),type:X};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))),P=p-s-1,P>0)){var z=new Uint8Array(U.data.byteLength+P);z.set(U.data,0),z.set(x.subarray(0,P),U.data.byteLength),U.data=z,U.state=0}}p<h?(F=x[p]&31,H=p,X=F,s=0):s=-1}else s=0}if(H>=0&&s>=0){var Z={data:x.subarray(H,h),type:X,state:s};v.push(Z)}if(v.length===0){var ne=this.getLastNalUnit();if(ne){var oe=new Uint8Array(ne.data.byteLength+x.byteLength);oe.set(ne.data,0),oe.set(x,ne.data.byteLength),ne.data=oe}}return c.naluState=s,v},m.parseAACPES=function(x){var h=0,c=this._audioTrack,s=this.aacOverFlow,a=x.data;if(s){this.aacOverFlow=null;var v=s.sample.unit.byteLength,p=Math.min(s.missing,v),b=v-p;s.sample.unit.set(a.subarray(0,p),b),c.samples.push(s.sample),h=s.missing}var P,F;for(P=h,F=a.length;P<F-1&&!W.isHeader(a,P);P++);if(P!==h){var H,X;if(P<F-1?(H="AAC PES did not start with ADTS header,offset:"+P,X=!1):(H="no ADTS header found in AAC PES",X=!0),E.logger.warn("parsing 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y(f,m,L,x){return{key:f,frame:!1,pts:m,dts:L,units:[],debug:x,length:0}}function g(f,m){return(f[m+10]&31)<<8|f[m+11]}function u(f,m,L,x){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(f[m+1]&15)<<8|f[m+2],s=m+3+c-4,a=(f[m+10]&15)<<8|f[m+11];for(m+=12+a;m<s;){var v=(f[m+1]&31)<<8|f[m+2];switch(f[m]){case 207:if(!x){E.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=v);break;case 21:h.id3===-1&&(h.id3=v);break;case 219:if(!x){E.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=v);break;case 3:case 4:L?h.audio===-1&&(h.audio=v,h.isAAC=!1):E.logger.log("MPEG audio found, not supported in this browser");break;case 36:E.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((f[m+3]&15)<<8|f[m+4])+5}return h}function o(f){var m=0,L,x,h,c,s,a=f.data;if(!f||f.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(x=(L[4]<<8)+L[5],x&&x>f.size-6)return null;var b=L[7];b&192&&(c=(L[9]&14)*536870912+(L[10]&255)*4194304+(L[11]&254)*16384+(L[12]&255)*128+(L[13]&254)/2,b&64?(s=(L[14]&14)*536870912+(L[15]&255)*4194304+(L[16]&254)*16384+(L[17]&255)*128+(L[18]&254)/2,c-s>60*9e4&&(E.logger.warn(Math.round((c-s)/9e4)+"s delta between PTS and DTS, align them"),c=s)):s=c),h=L[8];var P=h+9;if(f.size<=P)return null;f.size-=P;for(var F=new Uint8Array(f.size),H=0,X=a.length;H<X;H++){L=a[H];var B=L.byteLength;if(P)if(P>B){P-=B;continue}else L=L.subarray(P),B-=P,P=0;F.set(L,m),m+=B}return x&&(x-=h+3),{data:F,pts:c,dts:s,len:x}}return null}function l(f,m){if(f.units.length&&f.frame){if(f.pts===void 0){var L=m.samples,x=L.length;if(x){var h=L[x-1];f.pts=h.pts,f.dts=h.dts}else{m.dropped++;return}}m.samples.push(f)}f.debug.length&&E.logger.log(f.pts+"/"+f.dts+":"+f.debug)}function d(f,m){var L=f.length;if(L>0){if(m.pts>=f[L-1].pts)f.push(m);else for(var x=L-1;x>=0;x--)if(m.pts<f[x].pts){f.splice(x,0,m);break}}else f.push(m)}function w(f){for(var m=f.byteLength,L=[],x=1;x<m-2;)f[x]===0&&f[x+1]===0&&f[x+2]===3?(L.push(x+2),x+=2):x++;if(L.length===0)return f;var h=m-L.length,c=new Uint8Array(h),s=0;for(x=0;x<h;s++,x++)s===L[0]&&(s++,L.shift()),c[x]=f[s];return c}G.default=C},"./src/errors.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"ErrorTypes",function(){return W}),A.d(G,"ErrorDetails",function(){return M});var W;(function(R){R.NETWORK_ERROR="networkError",R.MEDIA_ERROR="mediaError",R.KEY_SYSTEM_ERROR="keySystemError",R.MUX_ERROR="muxError",R.OTHER_ERROR="otherError"})(W||(W={}));var M;(function(R){R.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",R.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",R.KEY_SYSTEM_NO_SESSION="keySystemNoSession",R.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",R.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",R.MANIFEST_LOAD_ERROR="manifestLoadError",R.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",R.MANIFEST_PARSING_ERROR="manifestParsingError",R.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",R.LEVEL_EMPTY_ERROR="levelEmptyError",R.LEVEL_LOAD_ERROR="levelLoadError",R.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",R.LEVEL_SWITCH_ERROR="levelSwitchError",R.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",R.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",R.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",R.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",R.FRAG_LOAD_ERROR="fragLoadError",R.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",R.FRAG_DECRYPT_ERROR="fragDecryptError",R.FRAG_PARSING_ERROR="fragParsingError",R.REMUX_ALLOC_ERROR="remuxAllocError",R.KEY_LOAD_ERROR="keyLoadError",R.KEY_LOAD_TIMEOUT="keyLoadTimeOut",R.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",R.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",R.BUFFER_APPEND_ERROR="bufferAppendError",R.BUFFER_APPENDING_ERROR="bufferAppendingError",R.BUFFER_STALLED_ERROR="bufferStalledError",R.BUFFER_FULL_ERROR="bufferFullError",R.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",R.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",R.INTERNAL_EXCEPTION="internalException",R.INTERNAL_ABORTED="aborted",R.UNKNOWN="unknown"})(M||(M={}))},"./src/events.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"Events",function(){return W});var W;(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"})(W||(W={}))},"./src/hls.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return f});var W=A("./node_modules/url-toolkit/src/url-toolkit.js"),M=A.n(W),R=A("./src/loader/playlist-loader.ts"),N=A("./src/loader/key-loader.ts"),k=A("./src/controller/id3-track-controller.ts"),D=A("./src/controller/latency-controller.ts"),O=A("./src/controller/level-controller.ts"),E=A("./src/controller/fragment-tracker.ts"),T=A("./src/controller/stream-controller.ts"),_=A("./src/is-supported.ts"),C=A("./src/utils/logger.ts"),y=A("./src/config.ts"),g=A("./node_modules/eventemitter3/index.js"),u=A.n(g),o=A("./src/events.ts"),l=A("./src/errors.ts");function d(m,L){for(var x=0;x<L.length;x++){var h=L[x];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function w(m,L,x){return L&&d(m.prototype,L),x&&d(m,x),m}var f=function(){m.isSupported=function(){return Object(_.isSupported)()};function m(x){x===void 0&&(x={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new g.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var h=this.config=Object(y.mergeConfig)(m.DefaultConfig,x);this.userConfig=x,Object(C.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(y.enableStreamingMode)(h);var c=h.abrController,s=h.bufferController,a=h.capLevelController,v=h.fpsController,p=this.abrController=new c(this),b=this.bufferController=new s(this),P=this.capLevelController=new a(this),F=new v(this),H=new R.default(this),X=new N.default(this),B=new k.default(this),U=this.levelController=new O.default(this),z=new E.FragmentTracker(this),Z=this.streamController=new T.default(this,z);P.setStreamController(Z),F.setStreamController(Z);var ne=[U,Z];this.networkControllers=ne;var oe=[H,X,p,b,P,F,B,z];this.audioTrackController=this.createController(h.audioTrackController,null,ne),this.createController(h.audioStreamController,z,ne),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,ne),this.createController(h.subtitleStreamController,z,ne),this.createController(h.timelineController,null,oe),this.emeController=this.createController(h.emeController,null,oe),this.cmcdController=this.createController(h.cmcdController,null,oe),this.latencyController=this.createController(D.default,null,oe),this.coreComponents=oe}var L=m.prototype;return L.createController=function(h,c,s){if(h){var a=c?new h(this,c):new h(this);return s&&s.push(a),a}return null},L.on=function(h,c,s){s===void 0&&(s=this),this._emitter.on(h,c,s)},L.once=function(h,c,s){s===void 0&&(s=this),this._emitter.once(h,c,s)},L.removeAllListeners=function(h){this._emitter.removeAllListeners(h)},L.off=function(h,c,s,a){s===void 0&&(s=this),this._emitter.off(h,c,s,a)},L.listeners=function(h){return this._emitter.listeners(h)},L.emit=function(h,c,s){return this._emitter.emit(h,c,s)},L.trigger=function(h,c){if(this.config.debug)return this.emit(h,h,c);try{return this.emit(h,h,c)}catch(s){C.logger.error("An internal error happened while handling event "+h+'. Error message: "'+s.message+'". Here is a stacktrace:',s),this.trigger(o.Events.ERROR,{type:l.ErrorTypes.OTHER_ERROR,details:l.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:h,error:s})}return!1},L.listenerCount=function(h){return this._emitter.listenerCount(h)},L.destroy=function(){C.logger.log("destroy"),this.trigger(o.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(h){return h.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(h){return h.destroy()}),this.coreComponents.length=0},L.attachMedia=function(h){C.logger.log("attachMedia"),this._media=h,this.trigger(o.Events.MEDIA_ATTACHING,{media:h})},L.detachMedia=function(){C.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},L.loadSource=function(h){this.stopLoad();var c=this.media,s=this.url,a=this.url=W.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&s&&s!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},L.startLoad=function(h){h===void 0&&(h=-1),C.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},L.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},L.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},L.recoverMediaError=function(){C.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},L.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},w(m,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(h){C.logger.log("set currentLevel:"+h),this.loadLevel=h,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(h){C.logger.log("set nextLevel:"+h),this.levelController.manualLevel=h,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(h){C.logger.log("set loadLevel:"+h),this.levelController.manualLevel=h}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(h){this.levelController.nextLoadLevel=h}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(h){C.logger.log("set firstLevel:"+h),this.levelController.firstLevel=h}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(h){C.logger.log("set startLevel:"+h),h!==-1&&(h=Math.max(h,this.minAutoLevel)),this.levelController.startLevel=h}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(h){var c=!!h;c!==this.config.capLevelToPlayerSize&&(c?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=c)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(h){this._autoLevelCapping!==h&&(C.logger.log("set autoLevelCapping:"+h),this._autoLevelCapping=h)}},{key:"bandwidthEstimate",get:function(){var h=this.abrController.bwEstimator;return h?h.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var h=this.levels,c=this.config.minAutoBitrate;if(!h)return 0;for(var s=h.length,a=0;a<s;a++)if(h[a].maxBitrate>c)return a;return 0}},{key:"maxAutoLevel",get:function(){var h=this.levels,c=this.autoLevelCapping,s;return c===-1&&h&&h.length?s=h.length-1:s=c,s}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(h){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,h)}},{key:"audioTracks",get:function(){var h=this.audioTrackController;return h?h.audioTracks:[]}},{key:"audioTrack",get:function(){var h=this.audioTrackController;return h?h.audioTrack:-1},set:function(h){var c=this.audioTrackController;c&&(c.audioTrack=h)}},{key:"subtitleTracks",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTrack:-1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleTrack=h)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var h=this.subtitleTrackController;return h?h.subtitleDisplay:!1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleDisplay=h)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(h){this.config.lowLatencyMode=h}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return o.Events}},{key:"ErrorTypes",get:function(){return l.ErrorTypes}},{key:"ErrorDetails",get:function(){return 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*(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),u=/\.(mp4|m4s|m4v|m4a)$/i;function o(L){var x,h;return u.test((x=(h=M.parseURL(L))===null||h===void 0?void 0:h.path)!=null?x:"")}var l=function(){function L(){}return L.findGroup=function(h,c){for(var s=0;s<h.length;s++){var a=h[s];if(a.id===c)return a}},L.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var s=c.shift()+".";return s+=parseInt(c.shift()).toString(16),s+=("000"+parseInt(c.shift()).toString(16)).substr(-4),s}return h},L.resolve=function(h,c){return M.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},L.parseMasterPlaylist=function(h,c){var s=[],a={},v=!1;_.lastIndex=0;for(var p;(p=_.exec(h))!=null;)if(p[1]){var b=new O.AttrList(p[1]),P={attrs:b,bitrate:b.decimalInteger("AVERAGE-BANDWIDTH")||b.decimalInteger("BANDWIDTH"),name:b.NAME,url:L.resolve(p[2],c)},F=b.decimalResolution("RESOLUTION");F&&(P.width=F.width,P.height=F.height),d((b.CODECS||"").split(/[ ,]+/).filter(function(X){return X}),P),P.videoCodec&&P.videoCodec.indexOf("avc1")!==-1&&(P.videoCodec=L.convertAVC1ToAVCOTI(P.videoCodec)),s.push(P)}else if(p[3]){var H=new O.AttrList(p[3]);H["DATA-ID"]&&(v=!0,a[H["DATA-ID"]]=H)}return{levels:s,sessionData:v?a:null}},L.parseMasterPlaylistMedia=function(h,c,s,a){a===void 0&&(a=[]);var v,p=[],b=0;for(C.lastIndex=0;(v=C.exec(h))!==null;){var P=new O.AttrList(v[1]);if(P.TYPE===s){var F={attrs:P,bitrate:0,id:b++,groupId:P["GROUP-ID"],instreamId:P["INSTREAM-ID"],name:P.NAME||P.LANGUAGE||"",type:s,default:P.bool("DEFAULT"),autoselect:P.bool("AUTOSELECT"),forced:P.bool("FORCED"),lang:P.LANGUAGE,url:P.URI?L.resolve(P.URI,c):""};if(a.length){var H=L.findGroup(a,F.groupId)||a[0];w(F,H,"audioCodec"),w(F,H,"textCodec")}p.push(F)}}return p},L.parseLevelPlaylist=function(h,c,s,a,v){var p=new k.LevelDetails(c),b=p.fragments,P=null,F=0,H=0,X=0,B=0,U=null,z=new N.Fragment(a,c),Z,ne,oe,Ce=-1,he=!1;for(y.lastIndex=0,p.m3u8=h;(Z=y.exec(h))!==null;){he&&(he=!1,z=new N.Fragment(a,c),z.start=X,z.sn=F,z.cc=B,z.level=s,P&&(z.initSegment=P,z.rawProgramDateTime=P.rawProgramDateTime));var we=Z[1];if(we){z.duration=parseFloat(we);var ve=(" "+Z[2]).slice(1);z.title=ve||null,z.tagList.push(ve?["INF",we,ve]:["INF",we])}else if(Z[3])Object(W.isFiniteNumber)(z.duration)&&(z.start=X,oe&&(z.levelkey=oe),z.sn=F,z.level=s,z.cc=B,z.urlId=v,b.push(z),z.relurl=(" "+Z[3]).slice(1),m(z,U),U=z,X+=z.duration,F++,H=0,he=!0);else if(Z[4]){var pe=(" "+Z[4]).slice(1);U?z.setByteRange(pe,U):z.setByteRange(pe)}else if(Z[5])z.rawProgramDateTime=(" "+Z[5]).slice(1),z.tagList.push(["PROGRAM-DATE-TIME",z.rawProgramDateTime]),Ce===-1&&(Ce=b.length);else{if(Z=Z[0].match(g),!Z){E.logger.warn("No matches on slow regex match for level playlist!");continue}for(ne=1;ne<Z.length&&!(typeof Z[ne]!="undefined");ne++);var se=(" "+Z[ne]).slice(1),de=(" "+Z[ne+1]).slice(1),Le=Z[ne+2]?(" "+Z[ne+2]).slice(1):"";switch(se){case"PLAYLIST-TYPE":p.type=de.toUpperCase();break;case"MEDIA-SEQUENCE":F=p.startSN=parseInt(de);break;case"SKIP":{var We=new O.AttrList(de),Te=We.decimalInteger("SKIPPED-SEGMENTS");if(Object(W.isFiniteNumber)(Te)){p.skippedSegments=Te;for(var xe=Te;xe--;)b.unshift(null);F+=Te}var Oe=We.enumeratedString("RECENTLY-REMOVED-DATERANGES");Oe&&(p.recentlyRemovedDateranges=Oe.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(de);break;case"VERSION":p.version=parseInt(de);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(de||Le)&&z.tagList.push(Le?[de,Le]:[de]);break;case"DIS":B++;case"GAP":z.tagList.push([se]);break;case"BITRATE":z.tagList.push([se,de]);break;case"DISCONTINUITY-SEQ":B=parseInt(de);break;case"KEY":{var ye,me=new O.AttrList(de),Me=me.enumeratedString("METHOD"),Ne=me.URI,Ie=me.hexadecimalInteger("IV"),Ae=me.enumeratedString("KEYFORMATVERSIONS"),Re=me.enumeratedString("KEYID"),Ke=(ye=me.enumeratedString("KEYFORMAT"))!=null?ye:"identity",ze=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(ze.indexOf(Ke)>-1){E.logger.warn("Keyformat "+Ke+" is not supported from the manifest");continue}else if(Ke!=="identity")continue;Me&&(oe=D.LevelKey.fromURL(c,Ne),Ne&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Me)>=0&&(oe.method=Me,oe.keyFormat=Ke,Re&&(oe.keyID=Re),Ae&&(oe.keyFormatVersions=Ae),oe.iv=Ie));break}case"START":{var Ge=new O.AttrList(de),He=Ge.decimalFloatingPoint("TIME-OFFSET");Object(W.isFiniteNumber)(He)&&(p.startTimeOffset=He);break}case"MAP":{var ot=new O.AttrList(de);z.relurl=ot.URI,ot.BYTERANGE&&z.setByteRange(ot.BYTERANGE),z.level=s,z.sn="initSegment",oe&&(z.levelkey=oe),z.initSegment=null,P=z,he=!0;break}case"SERVER-CONTROL":{var Xe=new O.AttrList(de);p.canBlockReload=Xe.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=Xe.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&Xe.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=Xe.optionalFloat("PART-HOLD-BACK",0),p.holdBack=Xe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Be=new O.AttrList(de);p.partTarget=Be.decimalFloatingPoint("PART-TARGET");break}case"PART":{var be=p.partList;be||(be=p.partList=[]);var qe=H>0?be[be.length-1]:void 0,Ye=H++,Se=new N.Part(new O.AttrList(de),z,c,Ye,qe);be.push(Se),z.duration+=Se.duration;break}case"PRELOAD-HINT":{var ke=new O.AttrList(de);p.preloadHint=ke;break}case"RENDITION-REPORT":{var le=new O.AttrList(de);p.renditionReports=p.renditionReports||[],p.renditionReports.push(le);break}default:E.logger.warn("line parsed but not handled: "+Z);break}}}U&&!U.relurl?(b.pop(),X-=U.duration,p.partList&&(p.fragmentHint=U)):p.partList&&(m(z,U),z.cc=B,p.fragmentHint=z);var ie=b.length,ee=b[0],Y=b[ie-1];if(X+=p.skippedSegments*p.targetduration,X>0&&ie&&Y){p.averagetargetduration=X/ie;var $=Y.sn;p.endSN=$!=="initSegment"?$:0,ee&&(p.startCC=ee.cc,ee.initSegment||p.fragments.every(function(J){return J.relurl&&o(J.relurl)})&&(E.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),z=new N.Fragment(a,c),z.relurl=Y.relurl,z.level=s,z.sn="initSegment",ee.initSegment=z,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(X+=p.fragmentHint.duration),p.totalduration=X,p.endCC=B,Ce>0&&f(b,Ce),p},L}();function d(L,x){["video","audio","text"].forEach(function(h){var c=L.filter(function(a){return Object(T.isCodecType)(a,h)});if(c.length){var s=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});x[h+"Codec"]=s.length>0?s[0]:c[0],L=L.filter(function(a){return c.indexOf(a)===-1})}}),x.unknownCodecs=L}function w(L,x,h){var c=x[h];c&&(L[h]=c)}function f(L,x){for(var h=L[x],c=x;c--;){var s=L[c];if(!s)return;s.programDateTime=h.programDateTime-s.duration*1e3,h=s}}function m(L,x){L.rawProgramDateTime?L.programDateTime=Date.parse(L.rawProgramDateTime):x!=null&&x.programDateTime&&(L.programDateTime=x.endProgramDateTime),Object(W.isFiniteNumber)(L.programDateTime)||(L.programDateTime=null,L.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),M=A("./src/events.ts"),R=A("./src/errors.ts"),N=A("./src/utils/logger.ts"),k=A("./src/utils/mp4-tools.ts"),D=A("./src/loader/m3u8-parser.ts"),O=A("./src/types/loader.ts"),E=A("./src/utils/attr-list.ts");function T(y){var g=y.type;switch(g){case O.PlaylistContextType.AUDIO_TRACK:return O.PlaylistLevelType.AUDIO;case O.PlaylistContextType.SUBTITLE_TRACK:return O.PlaylistLevelType.SUBTITLE;default:return O.PlaylistLevelType.MAIN}}function _(y,g){var u=y.url;return(u===void 0||u.indexOf("data:")===0)&&(u=g.url),u}var C=function(){function y(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var g=y.prototype;return g.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)},g.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)},g.createInternalLoader=function(o){var l=this.hls.config,d=l.pLoader,w=l.loader,f=d||w,m=new f(l);return o.loader=m,this.loaders[o.type]=m,m},g.getInternalLoader=function(o){return this.loaders[o.type]},g.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},g.destroyInternalLoaders=function(){for(var o in this.loaders){var l=this.loaders[o];l&&l.destroy(),this.resetInternalLoader(o)}},g.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},g.onManifestLoading=function(o,l){var d=l.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:O.PlaylistContextType.MANIFEST,url:d,deliveryDirectives:null})},g.onLevelLoading=function(o,l){var d=l.id,w=l.level,f=l.url,m=l.deliveryDirectives;this.load({id:d,groupId:null,level:w,responseType:"text",type:O.PlaylistContextType.LEVEL,url:f,deliveryDirectives:m})},g.onAudioTrackLoading=function(o,l){var d=l.id,w=l.groupId,f=l.url,m=l.deliveryDirectives;this.load({id:d,groupId:w,level:null,responseType:"text",type:O.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:m})},g.onSubtitleTrackLoading=function(o,l){var d=l.id,w=l.groupId,f=l.url,m=l.deliveryDirectives;this.load({id:d,groupId:w,level:null,responseType:"text",type:O.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:m})},g.load=function(o){var l,d=this.hls.config,w=this.getInternalLoader(o);if(w){var f=w.context;if(f&&f.url===o.url){N.logger.trace("[playlist-loader]: playlist request ongoing");return}N.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),w.abort()}var m,L,x,h;switch(o.type){case O.PlaylistContextType.MANIFEST:m=d.manifestLoadingMaxRetry,L=d.manifestLoadingTimeOut,x=d.manifestLoadingRetryDelay,h=d.manifestLoadingMaxRetryTimeout;break;case O.PlaylistContextType.LEVEL:case O.PlaylistContextType.AUDIO_TRACK:case O.PlaylistContextType.SUBTITLE_TRACK:m=0,L=d.levelLoadingTimeOut;break;default:m=d.levelLoadingMaxRetry,L=d.levelLoadingTimeOut,x=d.levelLoadingRetryDelay,h=d.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(l=o.deliveryDirectives)!==null&&l!==void 0&&l.part){var c;if(o.type===O.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===O.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===O.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var s=c.partTarget,a=c.targetduration;s&&a&&(L=Math.min(Math.max(s*3,a*.8)*1e3,L))}}var v={timeout:L,maxRetry:m,retryDelay:x,maxRetryDelay:h,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,v,p)},g.loadsuccess=function(o,l,d,w){if(w===void 0&&(w=null),d.isSidxRequest){this.handleSidxRequest(o,d),this.handlePlaylistLoaded(o,l,d,w);return}this.resetInternalLoader(d.type);var f=o.data;if(f.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,d,"no EXTM3U delimiter",w);return}l.parsing.start=performance.now(),f.indexOf("#EXTINF:")>0||f.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,l,d,w):this.handleMasterPlaylist(o,l,d,w)},g.loaderror=function(o,l,d){d===void 0&&(d=null),this.handleNetworkError(l,d,!1,o)},g.loadtimeout=function(o,l,d){d===void 0&&(d=null),this.handleNetworkError(l,d,!0)},g.handleMasterPlaylist=function(o,l,d,w){var f=this.hls,m=o.data,L=_(o,d),x=D.default.parseMasterPlaylist(m,L),h=x.levels,c=x.sessionData;if(!h.length){this.handleManifestParsingError(o,d,"no level found in manifest",w);return}var s=h.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=h.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),v=D.default.parseMasterPlaylistMedia(m,L,"AUDIO",s),p=D.default.parseMasterPlaylistMedia(m,L,"SUBTITLES",a),b=D.default.parseMasterPlaylistMedia(m,L,"CLOSED-CAPTIONS");if(v.length){var P=v.some(function(F){return!F.url});!P&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(N.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 E.AttrList({}),bitrate:0,url:""}))}f.trigger(M.Events.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:p,captions:b,url:L,stats:l,networkDetails:w,sessionData:c})},g.handleTrackOrLevelPlaylist=function(o,l,d,w){var f=this.hls,m=d.id,L=d.level,x=d.type,h=_(o,d),c=Object(W.isFiniteNumber)(m)?m:0,s=Object(W.isFiniteNumber)(L)?L:c,a=T(d),v=D.default.parseLevelPlaylist(o.data,h,s,a,c);if(!v.fragments.length){f.trigger(M.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof d.level=="number"?d.level:void 0});return}if(x===O.PlaylistContextType.MANIFEST){var p={attrs:new E.AttrList({}),bitrate:0,details:v,name:"",url:h};f.trigger(M.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:h,stats:l,networkDetails:w,sessionData:null})}if(l.parsing.end=performance.now(),v.needSidxRanges){var b,P=(b=v.fragments[0].initSegment)===null||b===void 0?void 0:b.url;this.load({url:P,isSidxRequest:!0,type:x,level:L,levelDetails:v,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}d.levelDetails=v,this.handlePlaylistLoaded(o,l,d,w)},g.handleSidxRequest=function(o,l){var d=Object(k.parseSegmentIndex)(new Uint8Array(o.data));if(!d)return;var w=d.references,f=l.levelDetails;w.forEach(function(m,L){var x=m.info,h=f.fragments[L];h.byteRange.length===0&&h.setByteRange(String(1+x.end-x.start)+"@"+String(x.start)),h.initSegment&&h.initSegment.setByteRange(String(d.moovEndOffset)+"@0")})},g.handleManifestParsingError=function(o,l,d,w){this.hls.trigger(M.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:l.type===O.PlaylistContextType.MANIFEST,url:o.url,reason:d,response:o,context:l,networkDetails:w})},g.handleNetworkError=function(o,l,d,w){d===void 0&&(d=!1),N.logger.warn("[playlist-loader]: A network "+(d?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var f=R.ErrorDetails.UNKNOWN,m=!1,L=this.getInternalLoader(o);switch(o.type){case O.PlaylistContextType.MANIFEST:f=d?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case O.PlaylistContextType.LEVEL:f=d?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case O.PlaylistContextType.AUDIO_TRACK:f=d?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case O.PlaylistContextType.SUBTITLE_TRACK:f=d?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}L&&this.resetInternalLoader(o.type);var x={type:R.ErrorTypes.NETWORK_ERROR,details:f,fatal:m,url:o.url,loader:L,context:o,networkDetails:l};w&&(x.response=w),this.hls.trigger(M.Events.ERROR,x)},g.handlePlaylistLoaded=function(o,l,d,w){var f=d.type,m=d.level,L=d.id,x=d.groupId,h=d.loader,c=d.levelDetails,s=d.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,d,"invalid target duration",w);return}if(!h)return;c.live&&(h.getCacheAge&&(c.ageHeader=h.getCacheAge()||0),(!h.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(f){case O.PlaylistContextType.MANIFEST:case O.PlaylistContextType.LEVEL:this.hls.trigger(M.Events.LEVEL_LOADED,{details:c,level:m||0,id:L||0,stats:l,networkDetails:w,deliveryDirectives:s});break;case O.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(M.Events.AUDIO_TRACK_LOADED,{details:c,id:L||0,groupId:x||"",stats:l,networkDetails:w,deliveryDirectives:s});break;case O.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(M.Events.SUBTITLE_TRACK_LOADED,{details:c,id:L||0,groupId:x||"",stats:l,networkDetails:w,deliveryDirectives:s});break}},y}();G.default=C},"./src/polyfills/number.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"isFiniteNumber",function(){return W}),A.d(G,"MAX_SAFE_INTEGER",function(){return M});var W=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},M=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(te,G,A){"use strict";A.r(G);var W=function(){function M(){}return M.getSilentFrame=function(N,k){switch(N){case"mp4a.40.2":if(k===1)return new Uint8Array([0,200,0,128,35,128]);if(k===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(k===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(k===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(k===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(k===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(k===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(k===2)return new 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]);if(k===3)return new 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Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);R.HDLR_TYPES={video:D,audio:O};var E=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),T=new Uint8Array([0,0,0,0,0,0,0,0]);R.STTS=R.STSC=R.STCO=T,R.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),R.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),R.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),R.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var _=new Uint8Array([105,115,111,109]),C=new Uint8Array([97,118,99,49]),y=new Uint8Array([0,0,0,1]);R.FTYP=R.box(R.types.ftyp,_,y,_,C),R.DINF=R.box(R.types.dinf,R.box(R.types.dref,E))},R.box=function(k){for(var D=8,O=arguments.length,E=new Array(O>1?O-1:0),T=1;T<O;T++)E[T-1]=arguments[T];for(var _=E.length,C=_;_--;)D+=E[_].byteLength;var y=new Uint8Array(D);for(y[0]=D>>24&255,y[1]=D>>16&255,y[2]=D>>8&255,y[3]=D&255,y.set(k,4),_=0,D=8;_<C;_++)y.set(E[_],D),D+=E[_].byteLength;return y},R.hdlr=function(k){return R.box(R.types.hdlr,R.HDLR_TYPES[k])},R.mdat=function(k){return R.box(R.types.mdat,k)},R.mdhd=function(k,D){D*=k;var O=Math.floor(D/(W+1)),E=Math.floor(D%(W+1));return R.box(R.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,O>>24,O>>16&255,O>>8&255,O&255,E>>24,E>>16&255,E>>8&255,E&255,85,196,0,0]))},R.mdia=function(k){return R.box(R.types.mdia,R.mdhd(k.timescale,k.duration),R.hdlr(k.type),R.minf(k))},R.mfhd=function(k){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255]))},R.minf=function(k){return k.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(k)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(k))},R.moof=function(k,D,O){return R.box(R.types.moof,R.mfhd(k),R.traf(O,D))},R.moov=function(k){for(var D=k.length,O=[];D--;)O[D]=R.trak(k[D]);return R.box.apply(null,[R.types.moov,R.mvhd(k[0].timescale,k[0].duration)].concat(O).concat(R.mvex(k)))},R.mvex=function(k){for(var D=k.length,O=[];D--;)O[D]=R.trex(k[D]);return R.box.apply(null,[R.types.mvex].concat(O))},R.mvhd=function(k,D){D*=k;var O=Math.floor(D/(W+1)),E=Math.floor(D%(W+1)),T=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,O>>24,O>>16&255,O>>8&255,O&255,E>>24,E>>16&255,E>>8&255,E&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return R.box(R.types.mvhd,T)},R.sdtp=function(k){var D=k.samples||[],O=new Uint8Array(4+D.length),E,T;for(E=0;E<D.length;E++)T=D[E].flags,O[E+4]=T.dependsOn<<4|T.isDependedOn<<2|T.hasRedundancy;return R.box(R.types.sdtp,O)},R.stbl=function(k){return R.box(R.types.stbl,R.stsd(k),R.box(R.types.stts,R.STTS),R.box(R.types.stsc,R.STSC),R.box(R.types.stsz,R.STSZ),R.box(R.types.stco,R.STCO))},R.avc1=function(k){var D=[],O=[],E,T,_;for(E=0;E<k.sps.length;E++)T=k.sps[E],_=T.byteLength,D.push(_>>>8&255),D.push(_&255),D=D.concat(Array.prototype.slice.call(T));for(E=0;E<k.pps.length;E++)T=k.pps[E],_=T.byteLength,O.push(_>>>8&255),O.push(_&255),O=O.concat(Array.prototype.slice.call(T));var C=R.box(R.types.avcC,new Uint8Array([1,D[3],D[4],D[5],252|3,224|k.sps.length].concat(D).concat([k.pps.length]).concat(O))),y=k.width,g=k.height,u=k.pixelRatio[0],o=k.pixelRatio[1];return R.box(R.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,y>>8&255,y&255,g>>8&255,g&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),C,R.box(R.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),R.box(R.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,u&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(k){var D=k.config.length;return new Uint8Array([0,0,0,0,3,23+D,0,1,0,4,15+D,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([D]).concat(k.config).concat([6,1,2]))},R.mp4a=function(k){var D=k.samplerate;return R.box(R.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,k.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]),R.box(R.types.esds,R.esds(k)))},R.mp3=function(k){var D=k.samplerate;return R.box(R.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,k.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]))},R.stsd=function(k){return k.type==="audio"?!k.isAAC&&k.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(k)):R.box(R.types.stsd,R.STSD,R.mp4a(k)):R.box(R.types.stsd,R.STSD,R.avc1(k))},R.tkhd=function(k){var D=k.id,O=k.duration*k.timescale,E=k.width,T=k.height,_=Math.floor(O/(W+1)),C=Math.floor(O%(W+1));return R.box(R.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,D>>24&255,D>>16&255,D>>8&255,D&255,0,0,0,0,_>>24,_>>16&255,_>>8&255,_&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,E>>8&255,E&255,0,0,T>>8&255,T&255,0,0]))},R.traf=function(k,D){var O=R.sdtp(k),E=k.id,T=Math.floor(D/(W+1)),_=Math.floor(D%(W+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,E>>24,E>>16&255,E>>8&255,E&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,_>>24,_>>16&255,_>>8&255,_&255])),R.trun(k,O.length+16+20+8+16+8+8),O)},R.trak=function(k){return k.duration=k.duration||4294967295,R.box(R.types.trak,R.tkhd(k),R.mdia(k))},R.trex=function(k){var D=k.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(k,D){var O=k.samples||[],E=O.length,T=12+16*E,_=new Uint8Array(T),C,y,g,u,o,l;for(D+=8+T,_.set([0,0,15,1,E>>>24&255,E>>>16&255,E>>>8&255,E&255,D>>>24&255,D>>>16&255,D>>>8&255,D&255],0),C=0;C<E;C++)y=O[C],g=y.duration,u=y.size,o=y.flags,l=y.cts,_.set([g>>>24&255,g>>>16&255,g>>>8&255,g&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,l>>>24&255,l>>>16&255,l>>>8&255,l&255],12+16*C);return R.box(R.types.trun,_)},R.initSegment=function(k){R.types||R.init();var D=R.moov(k),O=new Uint8Array(R.FTYP.byteLength+D.byteLength);return O.set(R.FTYP),O.set(D,R.FTYP.byteLength),O},R}();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(te,G,A){"use strict";A.r(G),A.d(G,"default",function(){return l}),A.d(G,"normalizePts",function(){return d});var W=A("./src/polyfills/number.ts"),M=A("./src/remux/aac-helper.ts"),R=A("./src/remux/mp4-generator.ts"),N=A("./src/events.ts"),k=A("./src/errors.ts"),D=A("./src/utils/logger.ts"),O=A("./src/types/loader.ts"),E=A("./src/utils/timescale-conversion.ts");function T(){return T=Object.assign||function(L){for(var x=1;x<arguments.length;x++){var h=arguments[x];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(L[c]=h[c])}return L},T.apply(this,arguments)}var _=10*1e3,C=1024,y=1152,g=null,u=null,o=!1,l=function(){function L(h,c,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=h,this.config=c,this.typeSupported=s,this.ISGenerated=!1,g===null){var v=navigator.userAgent||"",p=v.match(/Chrome\/(\d+)/i);g=p?parseInt(p[1]):0}if(u===null){var b=navigator.userAgent.match(/Safari\/(\d+)/i);u=b?parseInt(b[1]):0}o=!!g&&g<75||!!u&&u<600}var x=L.prototype;return x.destroy=function(){},x.resetTimeStamp=function(c){D.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},x.resetNextTimestamp=function(){D.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},x.resetInitSegment=function(){D.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},x.getVideoStartPts=function(c){var s=!1,a=c.reduce(function(v,p){var b=p.pts-v;return b<-4294967296?(s=!0,d(v,p.pts)):b>0?v:p.pts},c[0].pts);return s&&D.logger.debug("PTS rollover detected"),a},x.remux=function(c,s,a,v,p,b,P,F){var H,X,B,U,z,Z,ne=p,oe=p,Ce=c.pid>-1,he=s.pid>-1,we=s.samples.length,ve=c.samples.length>0,pe=we>1,se=(!Ce||ve)&&(!he||pe)||this.ISGenerated||P;if(se){this.ISGenerated||(B=this.generateIS(c,s,p));var de=this.isVideoContiguous,Le=-1;if(pe&&(Le=w(s.samples),!de&&this.config.forceKeyFrameOnDiscontinuity))if(Z=!0,Le>0){D.logger.warn("[mp4-remuxer]: Dropped "+Le+" out of "+we+" video samples due to a missing keyframe");var We=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(Le),s.dropped+=Le,oe+=(s.samples[0].pts-We)/(s.timescale||9e4)}else Le===-1&&(D.logger.warn("[mp4-remuxer]: No keyframe found out of "+we+" video samples"),Z=!1);if(this.ISGenerated){if(ve&&pe){var Te=this.getVideoStartPts(s.samples),xe=d(c.samples[0].pts,Te)-Te,Oe=xe/s.inputTimeScale;ne+=Math.max(0,Oe),oe+=Math.max(0,-Oe)}if(ve){if(c.samplerate||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(c,s,p)),X=this.remuxAudio(c,ne,this.isAudioContiguous,b,he||pe||F===O.PlaylistLevelType.AUDIO?oe:void 0),pe){var ye=X?X.endPTS-X.startPTS:0;s.inputTimeScale||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(c,s,p)),H=this.remuxVideo(s,oe,de,ye)}}else pe&&(H=this.remuxVideo(s,oe,de,0));H&&(H.firstKeyFrame=Le,H.independent=Le!==-1)}}return this.ISGenerated&&(a.samples.length&&(z=this.remuxID3(a,p)),v.samples.length&&(U=this.remuxText(v,p))),{audio:X,video:H,initSegment:B,independent:Z,text:U,id3:z}},x.generateIS=function(c,s,a){var v=c.samples,p=s.samples,b=this.typeSupported,P={},F=!Object(W.isFiniteNumber)(this._initPTS),H="audio/mp4",X,B,U;if(F&&(X=B=Infinity),c.config&&v.length&&(c.timescale=c.samplerate,c.isAAC||(b.mpeg?(H="audio/mpeg",c.codec=""):b.mp3&&(c.codec="mp3")),P.audio={id:"audio",container:H,codec:c.codec,initSegment:!c.isAAC&&b.mpeg?new Uint8Array(0):R.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(U=c.inputTimeScale,X=B=v[0].pts-Math.round(U*a))),s.sps&&s.pps&&p.length&&(s.timescale=s.inputTimeScale,P.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:R.default.initSegment([s]),metadata:{width:s.width,height:s.height}},F)){U=s.inputTimeScale;var z=this.getVideoStartPts(p),Z=Math.round(U*a);B=Math.min(B,d(p[0].dts,z)-Z),X=Math.min(X,z-Z)}if(Object.keys(P).length)return this.ISGenerated=!0,F&&(this._initPTS=X,this._initDTS=B),{tracks:P,initPTS:X,timescale:U}},x.remuxVideo=function(c,s,a,v){var p=c.inputTimeScale,b=c.samples,P=[],F=b.length,H=this._initPTS,X=this.nextAvcDts,B=8,U,z,Z,ne=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,Ce=0,he=!1;if(!a||X===null){var we=s*p,ve=b[0].pts-d(b[0].dts,b[0].pts);X=we-ve}for(var pe=0;pe<F;pe++){var se=b[pe];if(se.pts=d(se.pts-H,X),se.dts=d(se.dts-H,X),se.dts>se.pts){var de=9e4*.2;Ce=Math.max(Math.min(Ce,se.pts-se.dts),-1*de)}se.dts<b[pe>0?pe-1:pe].dts&&(he=!0)}he&&b.sort(function(st,pt){var tt=st.dts-pt.dts,Rt=st.pts-pt.pts;return tt||Rt}),z=b[0].dts,Z=b[b.length-1].dts;var Le=Math.round((Z-z)/(F-1));if(Ce<0){if(Ce<Le*-2){D.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(E.toMsFromMpegTsClock)(-Le,!0)+" ms");for(var We=Ce,Te=0;Te<F;Te++)b[Te].dts=We=Math.max(We,b[Te].pts-Le),b[Te].pts=Math.max(We,b[Te].pts)}else{D.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(E.toMsFromMpegTsClock)(Ce,!0)+" ms to overcome this issue");for(var xe=0;xe<F;xe++)b[xe].dts=b[xe].dts+Ce}z=b[0].dts}if(a){var Oe=z-X,ye=Oe>Le,me=Oe<-1;if(ye||me){ye?D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(Oe,!0)+" ms ("+Oe+"dts) hole between fragments detected, filling it"):D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(-Oe,!0)+" ms ("+Oe+"dts) overlapping between fragments detected"),z=X;var Me=b[0].pts-Oe;b[0].dts=z,b[0].pts=Me,D.logger.log("Video: First PTS/DTS adjusted: "+Object(E.toMsFromMpegTsClock)(Me,!0)+"/"+Object(E.toMsFromMpegTsClock)(z,!0)+", delta: "+Object(E.toMsFromMpegTsClock)(Oe,!0)+" ms")}}o&&(z=Math.max(0,z));for(var Ne=0,Ie=0,Ae=0;Ae<F;Ae++){for(var Re=b[Ae],Ke=Re.units,ze=Ke.length,Ge=0,He=0;He<ze;He++)Ge+=Ke[He].data.length;Ie+=Ge,Ne+=ze,Re.length=Ge,Re.dts=Math.max(Re.dts,z),Re.pts=Math.max(Re.pts,Re.dts,0),ne=Math.min(Re.pts,ne),oe=Math.max(Re.pts,oe)}Z=b[F-1].dts;var ot=Ie+4*Ne+8,Xe;try{Xe=new Uint8Array(ot)}catch(st){this.observer.emit(N.Events.ERROR,N.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ot,reason:"fail allocating video mdat "+ot});return}var Be=new DataView(Xe.buffer);Be.setUint32(0,ot),Xe.set(R.default.types.mdat,4);for(var be=0;be<F;be++){for(var qe=b[be],Ye=qe.units,Se=0,ke=0,le=Ye.length;ke<le;ke++){var ie=Ye[ke],ee=ie.data,Y=ie.data.byteLength;Be.setUint32(B,Y),B+=4,Xe.set(ee,B),B+=Y,Se+=4+Y}if(be<F-1)U=b[be+1].dts-qe.dts;else{var $=this.config,J=qe.dts-b[be>0?be-1:be].dts;if($.stretchShortVideoTrack&&this.nextAudioPts!==null){var q=Math.floor($.maxBufferHole*p),ue=(v?ne+v*p:this.nextAudioPts)-qe.pts;ue>q?(U=ue-J,U<0&&(U=J),D.logger.log("[mp4-remuxer]: It is approximately "+ue/90+" ms to the next segment; using duration "+U/90+" ms for the last video frame.")):U=J}else U=J}var ge=Math.round(qe.pts-qe.dts);P.push(new f(qe.key,U,Se,ge))}if(P.length&&g&&g<70){var _e=P[0].flags;_e.dependsOn=2,_e.isNonSync=0}console.assert(U!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=X=Z+U,this.isVideoContiguous=!0;var Ve=R.default.moof(c.sequenceNumber++,z,T({},c,{samples:P})),Qe="video",Ze={data1:Ve,data2:Xe,startPTS:ne/p,endPTS:(oe+U)/p,startDTS:z/p,endDTS:X/p,type:Qe,hasAudio:!1,hasVideo:!0,nb:P.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Xe.length,"MDAT length must not be zero"),Ze},x.remuxAudio=function(c,s,a,v,p){var b=c.inputTimeScale,P=c.samplerate?c.samplerate:b,F=b/P,H=c.isAAC?C:y,X=H*F,B=this._initPTS,U=!c.isAAC&&this.typeSupported.mpeg,z=[],Z=c.samples,ne=U?0:8,oe=this.nextAudioPts||-1,Ce=s*b;if(this.isAudioContiguous=a=a||Z.length&&oe>0&&(v&&Math.abs(Ce-oe)<9e3||Math.abs(d(Z[0].pts-B,Ce)-oe)<20*X),Z.forEach(function(ee){ee.pts=d(ee.pts-B,Ce)}),!a||oe<0){if(Z=Z.filter(function(ee){return ee.pts>=0}),!Z.length)return;p===0?oe=0:v?oe=Math.max(0,Ce):oe=Z[0].pts}if(c.isAAC)for(var he=p!==void 0,we=this.config.maxAudioFramesDrift,ve=0,pe=oe;ve<Z.length;ve++){var se=Z[ve],de=se.pts,Le=de-pe,We=Math.abs(1e3*Le/b);if(Le<=-we*X&&he)ve===0&&(D.logger.warn("Audio frame @ "+(de/b).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Le/b)+" ms."),this.nextAudioPts=oe=pe=de);else if(Le>=we*X&&We<_&&he){var Te=Math.round(Le/X);pe=de-Te*X,pe<0&&(Te--,pe+=X),ve===0&&(this.nextAudioPts=oe=pe),D.logger.warn("[mp4-remuxer]: Injecting "+Te+" audio frame @ "+(pe/b).toFixed(3)+"s due to "+Math.round(1e3*Le/b)+" ms gap.");for(var xe=0;xe<Te;xe++){var Oe=Math.max(pe,0),ye=M.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);ye||(D.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=se.unit.subarray()),Z.splice(ve,0,{unit:ye,pts:Oe}),pe+=X,ve++}}se.pts=pe,pe+=X}for(var me=null,Me=null,Ne,Ie=0,Ae=Z.length;Ae--;)Ie+=Z[Ae].unit.byteLength;for(var Re=0,Ke=Z.length;Re<Ke;Re++){var ze=Z[Re],Ge=ze.unit,He=ze.pts;if(Me!==null){var ot=z[Re-1];ot.duration=Math.round((He-Me)/F)}else if(a&&c.isAAC&&(He=oe),me=He,Ie>0){Ie+=ne;try{Ne=new Uint8Array(Ie)}catch(ee){this.observer.emit(N.Events.ERROR,N.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ie,reason:"fail allocating audio mdat 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0,this.duration=h,this.size=c,this.cts=s,this.flags=new m(x)},m=function(x){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=x?2:1,this.isNonSync=x?0:1}},"./src/remux/passthrough-remuxer.ts":function(te,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),M=A("./src/utils/mp4-tools.ts"),R=A("./src/loader/fragment.ts"),N=A("./src/utils/logger.ts"),k=function(){function E(){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 T=E.prototype;return T.destroy=function(){},T.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},T.resetNextTimestamp=function(){this.lastEndDTS=null},T.resetInitSegment=function(C,y,g){this.audioCodec=y,this.videoCodec=g,this.generateInitSegment(C),this.emitInitSegment=!0},T.generateInitSegment=function(C){var y=this.audioCodec,g=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var u=this.initData=Object(M.parseInitSegment)(C);y||(y=O(u.audio,R.ElementaryStreamTypes.AUDIO)),g||(g=O(u.video,R.ElementaryStreamTypes.VIDEO));var o={};u.audio&&u.video?o.audiovideo={container:"video/mp4",codec:y+","+g,initSegment:C,id:"main"}:u.audio?o.audio={container:"audio/mp4",codec:y,initSegment:C,id:"audio"}:u.video?o.video={container:"video/mp4",codec:g,initSegment:C,id:"main"}:N.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},T.remux=function(C,y,g,u,o){var l=this.initPTS,d=this.lastEndDTS,w={audio:void 0,video:void 0,text:u,id3:g,initSegment:void 0};Object(W.isFiniteNumber)(d)||(d=this.lastEndDTS=o||0);var f=y.samples;if(!f||!f.length)return w;var m={initPTS:void 0,timescale:1},L=this.initData;if((!L||!L.length)&&(this.generateInitSegment(f),L=this.initData),!L||!L.length)return N.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),w;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(W.isFiniteNumber)(l)||(this.initPTS=m.initPTS=l=D(L,f,d));var x=Object(M.getDuration)(f,L),h=d,c=x+h;Object(M.offsetStartDTS)(L,f,l),x>0?this.lastEndDTS=c:(N.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:f,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:v,hasAudio:s,hasVideo:a,nb:1,dropped:0};return w.audio=p.type==="audio"?p:void 0,w.video=p.type!=="audio"?p:void 0,w.text=u,w.id3=g,w.initSegment=m,w},E}(),D=function(T,_,C){return Object(M.getStartDTS)(T,_)-C};function O(E,T){var _=E==null?void 0:E.codec;return _&&_.length>4?_:_==="hvc1"?"hvc1.1.c.L120.90":_==="av01"?"av01.0.04M.08":_==="avc1"||T===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=k},"./src/task-loop.ts":function(te,G,A){"use 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E=N.getBuffered(D),T=0;T<E.length;T++)if(O>=E.start(T)&&O<=E.end(T))return!0}}catch(_){}return!1},N.bufferInfo=function(D,O,E){try{if(D){var T=N.getBuffered(D),_=[],C;for(C=0;C<T.length;C++)_.push({start:T.start(C),end:T.end(C)});return this.bufferedInfo(_,O,E)}}catch(y){}return{len:0,start:O,end:O,nextStart:void 0}},N.bufferedInfo=function(D,O,E){O=Math.max(0,O),D.sort(function(m,L){var x=m.start-L.start;return x||L.end-m.end});var T=[];if(E)for(var _=0;_<D.length;_++){var C=T.length;if(C){var y=T[C-1].end;D[_].start-y<E?D[_].end>y&&(T[C-1].end=D[_].end):T.push(D[_])}else T.push(D[_])}else T=D;for(var g=0,u,o=O,l=O,d=0;d<T.length;d++){var w=T[d].start,f=T[d].end;if(O+E>=w&&O<f)o=w,l=f,g=l-O;else if(O+E<w){u=w;break}}return{len:g,start:o||0,end:l||0,nextStart:u}},N.getBuffered=function(D){try{return D.buffered}catch(O){return W.logger.log("failed to get media.buffered",O),M}},N}()},"./src/utils/cea-608-parser.ts":function(te,G,A){"use strict";A.r(G),A.d(G,"Row",function(){return 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M.hasOwnProperty(c)&&(s=M[c]),String.fromCharCode(s)},N=15,k=100,D={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},E={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},T={25:2,26:4,29:6,30:8,31:10,27:13,28:15},_=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],C;(function(h){h[h.ERROR=0]="ERROR",h[h.TEXT=1]="TEXT",h[h.WARNING=2]="WARNING",h[h.INFO=2]="INFO",h[h.DEBUG=3]="DEBUG",h[h.DATA=3]="DATA"})(C||(C={}));var y=function(){function h(){this.time=null,this.verboseLevel=C.ERROR}var c=h.prototype;return c.log=function(a,v){this.verboseLevel>=a&&W.logger.log(this.time+" ["+a+"] "+v)},h}(),g=function(c){for(var s=[],a=0;a<c.length;a++)s.push(c[a].toString(16));return s},u=function(){function h(s,a,v,p,b){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=b||!1}var c=h.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var v=["foreground","underline","italics","background","flash"],p=0;p<v.length;p++){var b=v[p];a.hasOwnProperty(b)&&(this[b]=a[b])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},h}(),o=function(){function h(s,a,v,p,b,P){this.uchar=void 0,this.penState=void 0,this.uchar=s||" ",this.penState=new u(a,v,p,b,P)}var c=h.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,v){this.uchar=a,this.penState.copy(v)},c.setPenState=function(a){this.penState.copy(a)},c.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},c.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},h}(),l=function(){function h(s){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<k;a++)this.chars.push(new o);this.logger=s,this.pos=0,this.currPenState=new u}var c=h.prototype;return c.equals=function(a){for(var v=!0,p=0;p<k;p++)if(!this.chars[p].equals(a.chars[p])){v=!1;break}return v},c.copy=function(a){for(var v=0;v<k;v++)this.chars[v].copy(a.chars[v])},c.isEmpty=function(){for(var a=!0,v=0;v<k;v++)if(!this.chars[v].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(C.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>k&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=k)},c.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)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var v=R(a);if(this.pos>=k){this.logger.log(C.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)},c.clearFromPos=function(a){var v;for(v=a;v<k;v++)this.chars[v].reset()},c.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},c.clearToEndOfRow=function(){this.clearFromPos(this.pos)},c.getTextString=function(){for(var a=[],v=!0,p=0;p<k;p++){var b=this.chars[p].uchar;b!==" "&&(v=!1),a.push(b)}return v?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var v=this.chars[this.pos];v.setPenState(this.currPenState)},h}(),d=function(){function h(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<N;a++)this.rows.push(new l(s));this.logger=s,this.currRow=N-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=h.prototype;return c.reset=function(){for(var a=0;a<N;a++)this.rows[a].clear();this.currRow=N-1},c.equals=function(a){for(var v=!0,p=0;p<N;p++)if(!this.rows[p].equals(a.rows[p])){v=!1;break}return v},c.copy=function(a){for(var v=0;v<N;v++)this.rows[v].copy(a.rows[v])},c.isEmpty=function(){for(var a=!0,v=0;v<N;v++)if(!this.rows[v].isEmpty()){a=!1;break}return a},c.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},c.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},c.insertChar=function(a){var v=this.rows[this.currRow];v.insertChar(a)},c.setPen=function(a){var v=this.rows[this.currRow];v.setPenStyles(a)},c.moveCursor=function(a){var v=this.rows[this.currRow];v.moveCursor(a)},c.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var v=this.rows[this.currRow];v.setCursor(a)},c.setPAC=function(a){this.logger.log(C.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<N;p++)this.rows[p].clear();var b=this.currRow+1-this.nrRollUpRows,P=this.lastOutputScreen;if(P){var F=P.rows[b].cueStartTime,H=this.logger.time;if(F&&H!==null&&F<H)for(var X=0;X<this.nrRollUpRows;X++)this.rows[v-this.nrRollUpRows+X+1].copy(P.rows[b+X])}}this.currRow=v;var B=this.rows[this.currRow];if(a.indent!==null){var U=a.indent,z=Math.max(U-1,0);B.setCursor(a.indent),a.color=B.chars[z].penState.foreground}var Z={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(Z)},c.setBkgData=function(a){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},c.setRollUpRows=function(a){this.nrRollUpRows=a},c.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(C.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(C.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(C.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var v=[],p="",b=-1,P=0;P<N;P++){var F=this.rows[P].getTextString();F&&(b=P+1,a?v.push("Row "+b+": '"+F+"'"):v.push(F.trim()))}return v.length>0&&(a?p="["+v.join(" | ")+"]":p=v.join(`
`)),p},c.getTextAndFormat=function(){return this.rows},h}(),w=function(){function h(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 d(v),this.nonDisplayedMemory=new d(v),this.lastOutputScreen=new d(v),this.currRollUpRow=this.displayedMemory.rows[N-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=v}var c=h.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[N-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(a){this.outputFilter=a},c.setPAC=function(a){this.writeScreen.setPAC(a)},c.setBkgData=function(a){this.writeScreen.setBkgData(a)},c.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(C.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},c.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(C.INFO,p+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(C.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},c.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(C.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.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,b=["white","green","blue","cyan","red","yellow","magenta"];v.foreground=b[p]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(v)),this.writeScreen.setPen(v)},c.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))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},h}(),f=function(){function h(s,a,v){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new y;this.channels=[null,new w(s,a,p),new w(s+1,v,p)],this.cmdHistory=x(),this.logger=p}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,v){this.channels[a].setHandler(v)},c.addData=function(a,v){var p,b,P,F=!1;this.logger.time=a;for(var H=0;H<v.length;H+=2){if(b=v[H]&127,P=v[H+1]&127,b===0&&P===0)continue;if(this.logger.log(C.DATA,"["+g([v[H],v[H+1]])+"] -> ("+g([b,P])+")"),p=this.parseCmd(b,P),p||(p=this.parseMidrow(b,P)),p||(p=this.parsePAC(b,P)),p||(p=this.parseBackgroundAttributes(b,P)),!p&&(F=this.parseChars(b,P),F)){var X=this.currentChannel;if(X&&X>0){var B=this.channels[X];B.insertChars(F)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+g([b,P])+" orig: "+g([v[H],v[H+1]]))}},c.parseCmd=function(a,v){var p=this.cmdHistory,b=(a===20||a===28||a===21||a===29)&&v>=32&&v<=47,P=(a===23||a===31)&&v>=33&&v<=35;if(!(b||P))return!1;if(L(a,v,p))return m(null,null,p),this.logger.log(C.DEBUG,"Repeated command ("+g([a,v])+") is dropped"),!0;var F=a===20||a===21||a===23?1:2,H=this.channels[F];return a===20||a===21||a===28||a===29?v===32?H.ccRCL():v===33?H.ccBS():v===34?H.ccAOF():v===35?H.ccAON():v===36?H.ccDER():v===37?H.ccRU(2):v===38?H.ccRU(3):v===39?H.ccRU(4):v===40?H.ccFON():v===41?H.ccRDC():v===42?H.ccTR():v===43?H.ccRTD():v===44?H.ccEDM():v===45?H.ccCR():v===46?H.ccENM():v===47&&H.ccEOC():H.ccTO(v-32),m(a,v,p),this.currentChannel=F,!0},c.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(C.ERROR,"Mismatch channel in midrow parsing"),!1;var b=this.channels[p];return 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