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* http://www.apache.org/licenses/LICENSE-2.0
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j=e.splitSpaces?Ls(t,e.trailingSpace):t,H=e.cm.state.specialChars,V=!1,re;if(!H.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 ue=0;;){H.lastIndex=ue;var ge=H.exec(t),he=ge?ge.index-ue:t.length-ue;if(he){var Oe=document.createTextNode(j.slice(ue,ue+he));N&&k<9?re.appendChild(a("span",[Oe])):re.appendChild(Oe),e.map.push(e.pos,e.pos+he,Oe),e.col+=he,e.pos+=he}if(!ge)break;ue+=he+1;var Me=void 0;if(ge[0]==" "){var Be=e.cm.options.tabSize,ze=Be-e.col%Be;Me=re.appendChild(a("span",oe(ze),"cm-tab")),Me.setAttribute("role","presentation"),Me.setAttribute("cm-text"," "),e.col+=ze}else ge[0]=="\r"||ge[0]==`
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Wa(e,t,n){this.line=t,this.rest=ft(t),this.size=this.rest?gt(ye(this.rest))-n+1:1,this.node=this.text=null,this.hidden=St(e,t)}function Ai(e,t,n){for(var r=[],i,E=t;E<n;E=i){var I=new Wa(e.doc,et(e.doc,E),E);i=E+I.size,r.push(I)}return r}var bn=null;function _s(e){bn?bn.ops.push(e):e.ownsGroup=bn={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{bn=null,t(n)}}var Xn=null;function Kt(e,t){var n=$e(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;bn?i=bn.delayedCallbacks:Xn?i=Xn:(i=Xn=[],setTimeout(Ps,0));for(var E=function(j){i.push(function(){return n[j].apply(null,r)})},I=0;I<n.length;++I)E(I)}function Ps(){var e=Xn;Xn=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 E=t.changes[i];E=="text"?ks(e,t):E=="gutter"?Ga(e,t,n,r):E=="class"?qi(e,t):E=="widget"&&Is(e,t,r)}t.changes=null}function Yn(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 Ms(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=Yn(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Ha(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Ba(e,t)}function ks(e,t){var n=t.text.className,r=Ha(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,qi(e,t)):n&&(t.text.className=n)}function qi(e,t){Ms(e,t),t.line.wrapClass?Yn(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 Ga(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=Yn(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background "+t.line.gutterClass,"left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px"),e.display.input.setUneditable(t.gutterBackground),i.insertBefore(t.gutterBackground,t.text)}var E=t.line.gutterMarkers;if(e.options.lineNumbers||E){var I=Yn(t),j=t.gutter=a("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px");if(e.display.input.setUneditable(j),I.insertBefore(j,t.text),t.line.gutterClass&&(j.className+=" "+t.line.gutterClass),e.options.lineNumbers&&(!E||!E["CodeMirror-linenumbers"])&&(t.lineNumber=j.appendChild(a("div",Xr(e.options,n),"CodeMirror-linenumber CodeMirror-gutter-elt","left: "+r.gutterLeft["CodeMirror-linenumbers"]+"px; width: "+e.display.lineNumInnerWidth+"px"))),E)for(var H=0;H<e.display.gutterSpecs.length;++H){var V=e.display.gutterSpecs[H].className,re=E.hasOwnProperty(V)&&E[V];re&&j.appendChild(a("div",[re],"CodeMirror-gutter-elt","left: "+r.gutterLeft[V]+"px; width: "+r.gutterWidth[V]+"px"))}}}function Is(e,t,n){t.alignable&&(t.alignable=null);for(var r=y("CodeMirror-linewidget"),i=t.node.firstChild,E=void 0;i;i=E)E=i.nextSibling,r.test(i.className)&&t.node.removeChild(i);za(e,t,n)}function Fs(e,t,n,r){var i=Ha(e,t);return t.text=t.node=i.pre,i.bgClass&&(t.bgClass=i.bgClass),i.textClass&&(t.textClass=i.textClass),qi(e,t),Ga(e,t,n,r),za(e,t,r),t.node}function za(e,t,n){if(Va(e,t.line,t,n,!0),t.rest)for(var r=0;r<t.rest.length;r++)Va(e,t.rest[r],t,n,!1)}function Va(e,t,n,r,i){if(!t.widgets)return;for(var E=Yn(n),I=0,j=t.widgets;I<j.length;++I){var H=j[I],V=a("div",[H.node],"CodeMirror-linewidget"+(H.className?" 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n=me(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 _i(e){return e.lineSpace.offsetTop}function ea(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Xa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=l(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 br(e){return ce-e.display.nativeBarWidth}function en(e){return e.display.scroller.clientWidth-br(e)-e.display.barWidth}function ta(e){return e.display.scroller.clientHeight-br(e)-e.display.barHeight}function Us(e,t,n){var r=e.options.lineWrapping,i=r&&en(e);if(!t.measure.heights||r&&t.measure.width!=i){var E=t.measure.heights=[];if(r){t.measure.width=i;for(var I=t.text.firstChild.getClientRects(),j=0;j<I.length-1;j++){var 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H=j.left+(r=="window"?0:eo());n.left+=H,n.right+=H}return n.top+=I,n.bottom+=I,n}function ro(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=eo(),i-=to();else if(n=="local"||!n){var E=e.display.sizer.getBoundingClientRect();r+=E.left,i+=E.top}var I=e.display.lineSpace.getBoundingClientRect();return{left:r-I.left,top:i-I.top}}function ia(e,t,n,r,i){return r||(r=et(e.doc,t.line)),Oi(e,r,$a(e,r,t.ch,i),n)}function pr(e,t,n,r,i,E){r=r||et(e.doc,t.line),i||(i=En(e,r));function I(Oe,Me){var Be=Er(e,i,Oe,Me?"right":"left",E);return Me?Be.left=Be.right:Be.right=Be.left,Oi(e,r,Be,n)}var j=Ue(r,e.doc.direction),H=t.ch,V=t.sticky;if(H>=r.text.length?(H=r.text.length,V="before"):H<=0&&(H=0,V="after"),!j)return I(V=="before"?H-1:H,V=="before");function re(Oe,Me,Be){var ze=j[Me],Je=ze.level==1;return I(Be?Oe-1:Oe,Je!=Be)}var ue=je(j,H,V),ge=Xe,he=re(H,ue,V=="before");return ge!=null&&(he.other=re(H,ge,V!="before")),he}function no(e,t){var 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E=En(e,t),I=na(t),j=0,H=t.text.length,V=!0,re=Ue(t,e.doc.direction);if(re){var ue=(e.options.lineWrapping?zs:Gs)(e,t,n,E,re,r,i);V=ue.level!=1,j=V?ue.from:ue.to-1,H=V?ue.to:ue.from-1}var ge=null,he=null,Oe=We(function(at){var nt=Er(e,E,at);return nt.top+=I,nt.bottom+=I,sa(nt,r,i,!1)?(nt.top<=i&&nt.left<=r&&(ge=at,he=nt),!0):!1},j,H),Me,Be,ze=!1;if(he){var Je=r-he.left<he.right-r,Ve=Je==V;Oe=ge+(Ve?0:1),Be=Ve?"after":"before",Me=Je?he.left:he.right}else{!V&&(Oe==H||Oe==j)&&Oe++,Be=Oe==0?"after":Oe==t.text.length?"before":Er(e,E,Oe-(V?1:0)).bottom+I<=i==V?"after":"before";var Qe=pr(e,Ne(n,Oe,Be),"line",t,E);Me=Qe.left,ze=i<Qe.top?-1:i>=Qe.bottom?1:0}return Oe=Se(t.text,Oe,1),aa(n,Oe,Be,ze,r-Me)}function Gs(e,t,n,r,i,E,I){var j=We(function(ue){var ge=i[ue],he=ge.level!=1;return sa(pr(e,Ne(n,he?ge.to:ge.from,he?"before":"after"),"line",t,r),E,I,!0)},0,i.length-1),H=i[j];if(j>0){var 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t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");l(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function la(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,E=t.gutters.firstChild,I=0;E;E=E.nextSibling,++I){var j=e.display.gutterSpecs[I].className;n[j]=E.offsetLeft+E.clientLeft+i,r[j]=E.clientWidth}return{fixedPos:ua(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ua(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function oo(e){var t=xn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Tn(e.display)-3);return function(i){if(St(e.doc,i))return 0;var E=0;if(i.widgets)for(var I=0;I<i.widgets.length;I++)i.widgets[I].height&&(E+=i.widgets[I].height);return n?E+(Math.ceil(i.text.length/r)||1)*t:E+t}}function da(e){var t=e.doc,n=oo(e);t.iter(function(r){var i=n(r);i!=r.height&&dr(r,i)})}function rn(e,t,n,r){var i=e.display;if(!n&&me(t).getAttribute("cm-not-content")=="true")return null;var E,I,j=i.lineSpace.getBoundingClientRect();try{E=t.clientX-j.left,I=t.clientY-j.top}catch(ue){return null}var H=oa(e,E,I),V;if(r&&H.xRel>0&&(V=et(e.doc,H.line).text).length==H.ch){var re=z(V,V.length,e.options.tabSize)-V.length;H=Ne(H.line,Math.max(0,Math.round((E-Xa(e.display).left)/Tn(e.display))-re))}return H}function nn(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 Qt(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)fr&&Et(e.doc,t)<i.viewTo&&Ur(e);else if(n<=i.viewFrom)fr&&xt(e.doc,n+r)>i.viewFrom?Ur(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Ur(e);else if(t<=i.viewFrom){var E=Ri(e,n,n+r,1);E?(i.view=i.view.slice(E.index),i.viewFrom=E.lineN,i.viewTo+=r):Ur(e)}else if(n>=i.viewTo){var I=Ri(e,t,t,-1);I?(i.view=i.view.slice(0,I.index),i.viewTo=I.lineN):Ur(e)}else{var j=Ri(e,t,t,-1),H=Ri(e,n,n+r,1);j&&H?(i.view=i.view.slice(0,j.index).concat(Ai(e,j.lineN,H.lineN)).concat(i.view.slice(H.index)),i.viewTo+=r):Ur(e)}var V=i.externalMeasured;V&&(n<V.lineN?V.lineN+=r:t<V.lineN+V.size&&(i.externalMeasured=null))}function Nr(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 E=r.view[nn(e,t)];if(E.node==null)return;var I=E.changes||(E.changes=[]);ie(I,n)==-1&&I.push(n)}function Ur(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ri(e,t,n,r){var i=nn(e,t),E,I=e.display.view;if(!fr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var j=e.display.viewFrom,H=0;H<i;H++)j+=I[H].size;if(j!=t){if(r>0){if(i==I.length-1)return null;E=j+I[i].size-t,i++}else E=j-t;t+=E,n+=E}for(;Et(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=Ai(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Ai(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(nn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Ai(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,nn(e,n)))),r.viewTo=n}function so(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 Qn(e){e.display.input.showSelection(e.display.input.prepareSelection())}function lo(e,t){t===void 0&&(t=!0);for(var 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r=e.display,i=e.doc,E=document.createDocumentFragment(),I=Xa(e.display),j=I.left,H=Math.max(r.sizerWidth,en(e)-r.sizer.offsetLeft)-I.right,V=i.direction=="ltr";function re(Ve,Qe,at,nt){Qe<0&&(Qe=0),Qe=Math.round(Qe),nt=Math.round(nt),E.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ve+`px;
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height: `+(nt-Qe)+"px"))}function ue(Ve,Qe,at){var nt=et(i,Ve),ht=nt.text.length,Tt,Bt;function _t(Mt,er){return ia(e,Ne(Ve,Mt),"div",nt,er)}function ir(Mt,er,Ht){var Ft=ao(e,nt,null,Mt),kt=er=="ltr"==(Ht=="after")?"left":"right",Ot=Ht=="after"?Ft.begin:Ft.end-(/\s/.test(nt.text.charAt(Ft.end-1))?2:1);return _t(Ot,kt)[kt]}var qt=Ue(nt,i.direction);return Ge(qt,Qe||0,at==null?ht:at,function(Mt,er,Ht,Ft){var kt=Ht=="ltr",Ot=_t(Mt,kt?"left":"right"),tr=_t(er-1,kt?"right":"left"),In=Qe==null&&Mt==0,Gr=at==null&&er==ht,Xt=Ft==0,xr=!qt||Ft==qt.length-1;if(tr.top-Ot.top<=3){var jt=(V?In:Gr)&&Xt,Ia=(V?Gr:In)&&xr,Or=jt?j:(kt?Ot:tr).left,un=Ia?H:(kt?tr:Ot).right;re(Or,Ot.top,un-Or,Ot.bottom)}else{var dn,Jt,Fn,Fa;kt?(dn=V&&In&&Xt?j:Ot.left,Jt=V?H:ir(Mt,Ht,"before"),Fn=V?j:ir(er,Ht,"after"),Fa=V&&Gr&&xr?H:tr.right):(dn=V?ir(Mt,Ht,"before"):j,Jt=!V&&In&&Xt?H:Ot.right,Fn=!V&&Gr&&xr?j:tr.left,Fa=V?ir(er,Ht,"after"):H),re(dn,Ot.top,Jt-dn,Ot.bottom),Ot.bottom<tr.top&&re(j,Ot.bottom,null,tr.top),re(Fn,tr.top,Fa-Fn,tr.bottom)}(!Tt||Pi(Ot,Tt)<0)&&(Tt=Ot),Pi(tr,Tt)<0&&(Tt=tr),(!Bt||Pi(Ot,Bt)<0)&&(Bt=Ot),Pi(tr,Bt)<0&&(Bt=tr)}),{start:Tt,end:Bt}}var ge=t.from(),he=t.to();if(ge.line==he.line)ue(ge.line,ge.ch,he.ch);else{var Oe=et(i,ge.line),Me=et(i,he.line),Be=rt(Oe)==rt(Me),ze=ue(ge.line,ge.ch,Be?Oe.text.length+1:null).end,Je=ue(he.line,Be?0:null,he.ch).start;Be&&(ze.top<Je.top-2?(re(ze.right,ze.top,null,ze.bottom),re(j,Je.top,Je.left,Je.bottom)):re(ze.right,ze.top,Je.left-ze.right,ze.bottom)),ze.bottom<Je.top&&re(j,ze.bottom,null,Je.top)}n.appendChild(E)}function ca(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()||Sn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function co(e){e.state.focused||(e.display.input.focus(),fa(e))}function fo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Sn(e))},100)}function fa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(_e(e,"focus",e,t),e.state.focused=!0,U(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),A&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),ca(e)}function Sn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(_e(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 Mi(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],E=e.options.lineWrapping,I=void 0,j=0;if(i.hidden)continue;if(N&&k<8){var H=i.node.offsetTop+i.node.offsetHeight;I=H-n,n=H}else{var V=i.node.getBoundingClientRect();I=V.bottom-V.top,!E&&i.text.firstChild&&(j=i.text.firstChild.getBoundingClientRect().right-V.left-1)}var re=i.line.height-I;if((re>.005||re<-.005)&&(dr(i.line,I),ho(i.line),i.rest))for(var ue=0;ue<i.rest.length;ue++)ho(i.rest[ue]);if(j>e.display.sizerWidth){var ge=Math.ceil(j/Tn(e.display));ge>e.display.maxLineLength&&(e.display.maxLineLength=ge,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function ho(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 ki(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-_i(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,E=Cr(t,r),I=Cr(t,i);if(n&&n.ensure){var j=n.ensure.from.line,H=n.ensure.to.line;j<E?(E=j,I=Cr(t,Lt(et(t,j))+e.wrapper.clientHeight)):Math.min(H,t.lastLine())>=I&&(E=Cr(t,Lt(et(t,H))-e.wrapper.clientHeight),I=H)}return{from:E,to:Math.max(I,E+1)}}function Ys(e,t){if(Ie(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&&!S){var E=a("div","\u200B",null,`position: absolute;
top: `+(t.top-n.viewOffset-_i(e.display))+`px;
height: `+(t.bottom-t.top+br(e)+n.barHeight)+`px;
left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(E),E.scrollIntoView(i),e.display.lineSpace.removeChild(E)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ne(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ne(t.line,t.ch+1,"before"):t);for(var E=0;E<5;E++){var I=!1,j=pr(e,t),H=!n||n==t?j:pr(e,n);i={left:Math.min(j.left,H.left),top:Math.min(j.top,H.top)-r,right:Math.max(j.left,H.left),bottom:Math.max(j.bottom,H.bottom)+r};var V=ha(e,i),re=e.doc.scrollTop,ue=e.doc.scrollLeft;if(V.scrollTop!=null&&(qn(e,V.scrollTop),Math.abs(e.doc.scrollTop-re)>1&&(I=!0)),V.scrollLeft!=null&&(an(e,V.scrollLeft),Math.abs(e.doc.scrollLeft-ue)>1&&(I=!0)),!I)break}return i}function Js(e,t){var n=ha(e,t);n.scrollTop!=null&&qn(e,n.scrollTop),n.scrollLeft!=null&&an(e,n.scrollLeft)}function ha(e,t){var n=e.display,r=xn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,E=ta(e),I={};t.bottom-t.top>E&&(t.bottom=t.top+E);var j=e.doc.height+ea(n),H=t.top<r,V=t.bottom>j-r;if(t.top<i)I.scrollTop=H?0:t.top;else if(t.bottom>i+E){var re=Math.min(t.top,(V?j:t.bottom)-E);re!=i&&(I.scrollTop=re)}var ue=e.options.fixedGutter?0:n.gutters.offsetWidth,ge=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,he=en(e)-n.gutters.offsetWidth,Oe=t.right-t.left>he;return Oe&&(t.right=t.left+he),t.left<10?I.scrollLeft=0:t.left<ge?I.scrollLeft=Math.max(0,t.left+ue-(Oe?0:10)):t.right>he+ge-3&&(I.scrollLeft=t.right+(Oe?0:10)-he),I}function ma(e,t){if(t==null)return;Ii(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function wn(e){Ii(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Zn(e,t,n){(t!=null||n!=null)&&Ii(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Ii(e),e.curOp.scrollToPos=t}function Ii(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=no(e,t.from),r=no(e,t.to);mo(e,n,r,t.margin)}}function mo(e,t,n,r){var i=ha(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});Zn(e,i.scrollLeft,i.scrollTop)}function qn(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;D||ga(e,{top:t}),po(e,t,!0),D&&ga(e),ri(e,100)}function po(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 an(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,Eo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function ei(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ea(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+br(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var on=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),xe(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),xe(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,N&&k<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};on.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var E=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+E)+"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}},on.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},on.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},on.prototype.zeroWidthHack=function(){var e=s&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new Q,this.disableVert=new Q},on.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),E=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);E!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},on.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ti=function(){};ti.prototype.update=function(){return{bottom:0,right:0}},ti.prototype.setScrollLeft=function(){},ti.prototype.setScrollTop=function(){},ti.prototype.clear=function(){};function Cn(e,t){t||(t=ei(e));var n=e.display.barWidth,r=e.display.barHeight;go(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Mi(e),go(e,ei(e)),n=e.display.barWidth,r=e.display.barHeight}function go(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 vo={native:on,null:ti};function yo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new vo[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),xe(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"?an(e,t):qn(e,t)},e),e.display.scrollbars.addClass&&U(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 ln(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 E=0;E<t.length;E++)nl(t[E]);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&&mr(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 Fi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&pa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Mi(t),e.barMeasure=ei(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=$a(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+br(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-en(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&&an(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==R();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Cn(t,e.barMeasure),e.updatedDisplay&&ya(t,e.barMeasure),e.selectionChanged&&ca(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&co(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&bo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&po(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&an(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,st(r,e.scrollToPos.from),st(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var E=e.maybeHiddenMarkers,I=e.maybeUnhiddenMarkers;if(E)for(var j=0;j<E.length;++j)E[j].lines.length||_e(E[j],"hide");if(I)for(var H=0;H<I.length;++H)I[H].lines.length&&_e(I[H],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&_e(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function nr(e,t){if(e.curOp)return t();sn(e);try{return t()}finally{ln(e)}}function Nt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);sn(e);try{return t.apply(e,arguments)}finally{ln(e)}}}function $t(e){return function(){if(this.curOp)return e.apply(this,arguments);sn(this);try{return e.apply(this,arguments)}finally{ln(this)}}}function Ut(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{ln(t)}}}function ri(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=rr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(E){if(r.line>=e.display.viewFrom){var I=E.styles,j=E.text.length>e.options.maxHighlightLength?ur(t.mode,r.state):null,H=bi(e,E,r,!0);j&&(r.state=j),E.styles=H.styles;var V=E.styleClasses,re=H.classes;re?E.styleClasses=re:V&&(E.styleClasses=null);for(var ue=!I||I.length!=E.styles.length||V!=re&&(!V||!re||V.bgClass!=re.bgClass||V.textClass!=re.textClass),ge=0;!ue&&ge<I.length;++ge)ue=I[ge]!=E.styles[ge];ue&&i.push(r.line),E.stateAfter=r.save(),r.nextLine()}else E.text.length<=e.options.maxHighlightLength&&mn(e,E.text,r),E.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ri(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&nr(e,function(){for(var E=0;E<i.length;E++)Nr(e,i[E],"text")})}var Fi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=ki(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=en(e),this.force=n,this.dims=la(e),this.events=[]};Fi.prototype.signal=function(e,t){ae(e,t)&&this.events.push(arguments)},Fi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)_e.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=br(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=br(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=R();if(!t||!m(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&m(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==R())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&m(document.body,e.anchorNode)&&m(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 pa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Ur(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&&so(e)==0)return!1;xo(e)&&(Ur(e),t.dims=la(e));var i=r.first+r.size,E=Math.max(t.visible.from-e.options.viewportMargin,r.first),I=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<E&&E-n.viewFrom<20&&(E=Math.max(r.first,n.viewFrom)),n.viewTo>I&&n.viewTo-I<20&&(I=Math.min(i,n.viewTo)),fr&&(E=Et(e.doc,E),I=xt(e.doc,I));var j=E!=n.viewFrom||I!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,E,I),n.viewOffset=Lt(et(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var H=so(e);if(!j&&H==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var V=sl(e);return H>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),H>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,ri(e,400)),n.updateLineNumbers=null,!0}function bo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==en(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ea(e.display)-ta(e),n.top)}),t.visible=ki(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=ki(e.display,e.doc,n));if(!pa(e,t))break;Mi(e);var i=ei(e);Qn(e),Cn(e,i),ya(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 ga(e,t){var n=new Fi(e,t);if(pa(e,n)){Mi(e),bo(e,n);var r=ei(e);Qn(e),Cn(e,r),ya(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,E=r.lineDiv,I=E.firstChild;function j(Oe){var Me=Oe.nextSibling;return A&&s&&e.display.currentWheelTarget==Oe?Oe.style.display="none":Oe.parentNode.removeChild(Oe),Me}for(var H=r.view,V=r.viewFrom,re=0;re<H.length;re++){var ue=H[re];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=E){var ge=Fs(e,ue,V,n);E.insertBefore(ge,I)}else{for(;I!=ue.node;)I=j(I);var he=i&&t!=null&&t<=V&&ue.lineNumber;ue.changes&&(ie(ue.changes,"gutter")>-1&&(he=!1),Ka(e,ue,V,n)),he&&(c(ue.lineNumber),ue.lineNumber.appendChild(document.createTextNode(Xr(e.options,V)))),I=ue.node.nextSibling}V+=ue.size}for(;I;)I=j(I)}function va(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function ya(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+br(e)+"px"}function Eo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ua(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,E=r+"px",I=0;I<n.length;I++)if(!n[I].hidden){e.options.fixedGutter&&(n[I].gutter&&(n[I].gutter.style.left=E),n[I].gutterBackground&&(n[I].gutterBackground.style.left=E));var j=n[I].alignable;if(j)for(var H=0;H<j.length;H++)j[H].style.left=E}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function xo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Xr(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")),E=i.firstChild.offsetWidth,I=i.offsetWidth-E;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(E,r.lineGutter.offsetWidth-I)+1,r.lineNumWidth=r.lineNumInnerWidth+I,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",va(e.display),!0}return!1}function ba(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var E=e[i],I=null;if(typeof E!="string"&&(I=E.style,E=E.className),E=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:E,style:I})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function To(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],E=i.className,I=i.style,j=t.appendChild(a("div",null,"CodeMirror-gutter "+E));I&&(j.style.cssText=I),E=="CodeMirror-linenumbers"&&(e.lineGutter=j,j.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",va(e)}function ni(e){To(e.display),Qt(e),Eo(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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1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),N&&k<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!A&&!(D&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=ba(r.gutters,r.lineNumbers),To(i),n.init(i)}var Ni=0,or=null;N?or=-.53:D?or=15:x?or=-.7:O&&(or=-1/3);function So(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=So(e);return t.x*=or,t.y*=or,t}function wo(e,t){var n=So(t),r=n.x,i=n.y,E=e.display,I=E.scroller,j=I.scrollWidth>I.clientWidth,H=I.scrollHeight>I.clientHeight;if(!(r&&j||i&&H))return;if(i&&s&&A){e:for(var V=t.target,re=E.view;V!=I;V=V.parentNode)for(var ue=0;ue<re.length;ue++)if(re[ue].node==V){e.display.currentWheelTarget=V;break e}}if(r&&!D&&!L&&or!=null){i&&H&&qn(e,Math.max(0,I.scrollTop+i*or)),an(e,Math.max(0,I.scrollLeft+r*or)),(!i||i&&H)&&Y(t),E.wheelStartX=null;return}if(i&&or!=null){var ge=i*or,he=e.doc.scrollTop,Oe=he+E.wrapper.clientHeight;ge<0?he=Math.max(0,he+ge-50):Oe=Math.min(e.doc.height,Oe+ge+50),ga(e,{top:he,bottom:Oe})}Ni<20&&(E.wheelStartX==null?(E.wheelStartX=I.scrollLeft,E.wheelStartY=I.scrollTop,E.wheelDX=r,E.wheelDY=i,setTimeout(function(){if(E.wheelStartX==null)return;var Me=I.scrollLeft-E.wheelStartX,Be=I.scrollTop-E.wheelStartY,ze=Be&&E.wheelDY&&Be/E.wheelDY||Me&&E.wheelDX&&Me/E.wheelDX;if(E.wheelStartX=E.wheelStartY=null,!ze)return;or=(or*Ni+ze)/(Ni+1),++Ni},200)):(E.wheelDX+=r,E.wheelDY+=i))}var sr=function(e,t){this.ranges=e,this.primIndex=t};sr.prototype.primary=function(){return this.ranges[this.primIndex]},sr.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(!He(n.anchor,r.anchor)||!He(n.head,r.head))return!1}return!0},sr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new vt(Nn(this.ranges[t].anchor),Nn(this.ranges[t].head));return new sr(e,this.primIndex)},sr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},sr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(lt(t,r.from())>=0&&lt(e,r.to())<=0)return n}return-1};var vt=function(e,t){this.anchor=e,this.head=t};vt.prototype.from=function(){return Yr(this.anchor,this.head)},vt.prototype.to=function(){return hn(this.anchor,this.head)},vt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function gr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(ge,he){return lt(ge.from(),he.from())}),n=ie(t,i);for(var E=1;E<t.length;E++){var I=t[E],j=t[E-1],H=lt(j.to(),I.from());if(r&&!I.empty()?H>0:H>=0){var V=Yr(j.from(),I.from()),re=hn(j.to(),I.to()),ue=j.empty()?I.from()==I.head:j.from()==j.head;E<=n&&--n,t.splice(--E,2,new vt(ue?re:V,ue?V:re))}}return new sr(t,n)}function Br(e,t){return new sr([new vt(e,t||e)],0)}function jr(e){return e.text?Ne(e.from.line+e.text.length-1,ye(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Co(e,t){if(lt(e,t.from)<0)return e;if(lt(e,t.to)<=0)return jr(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+=jr(t).ch-t.to.ch),Ne(n,r)}function Ea(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new vt(Co(i.anchor,t),Co(i.head,t)))}return gr(e.cm,n,e.sel.primIndex)}function Lo(e,t,n){return e.line==t.line?Ne(n.line,e.ch-t.ch+n.ch):Ne(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Ne(e.first,0),E=i,I=0;I<t.length;I++){var j=t[I],H=Lo(j.from,i,E),V=Lo(jr(j),i,E);if(i=j.to,E=V,n=="around"){var re=e.sel.ranges[I],ue=lt(re.head,re.anchor)<0;r[I]=new vt(ue?V:H,ue?H:V)}else r[I]=new vt(H,H)}return new sr(r,e.sel.primIndex)}function xa(e){e.doc.mode=Sr(e.options,e.doc.modeOption),ii(e)}function ii(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,ri(e,100),e.state.modeGen++,e.curOp&&Qt(e)}function Do(e,t){return t.from.ch==0&&t.to.ch==0&&ye(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function Ta(e,t,n,r){function i(Je){return n?n[Je]:null}function E(Je,Ve,Qe){kr(Je,Ve,Qe,r),Kt(Je,"change",Je,t)}function I(Je,Ve){for(var Qe=[],at=Je;at<Ve;++at)Qe.push(new wt(V[at],i(at),r));return Qe}var j=t.from,H=t.to,V=t.text,re=et(e,j.line),ue=et(e,H.line),ge=ye(V),he=i(V.length-1),Oe=H.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 Me=I(0,V.length-1);E(ue,ue.text,he),Oe&&e.remove(j.line,Oe),Me.length&&e.insert(j.line,Me)}else 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Date,I,j;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>E-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(I=ml(i,i.lastOp==r)))j=ye(I.changes),lt(t.from,t.to)==0&&lt(t.from,j.to)==0?j.to=jr(t):I.changes.push(Sa(e,t));else{var H=ye(i.done);for((!H||!H.ranges)&&Bi(e.sel,i.done),I={changes:[Sa(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=E,i.lastOp=i.lastSelOp=r,i.lastOrigin=i.lastSelOrigin=t.origin,j||_e(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,E=r&&r.origin;n==i.lastSelOp||E&&i.lastSelOrigin==E&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==E||pl(e,E,ye(i.done),t))?i.done[i.done.length-1]=t:Bi(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=E,i.lastSelOp=n,r&&r.clearRedo!==!1&&Oo(i.undone)}function Bi(e,t){var n=ye(t);n&&n.ranges&&n.equals(e)||t.push(e)}function Po(e,t,n,r){var i=t["spans_"+e.id],E=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]={}))[E]=I.markedSpans),++E})}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 Mo(e,t){var n=yl(e,t),r=Mr(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var E=n[i],I=r[i];if(E&&I){e:for(var j=0;j<I.length;++j){for(var H=I[j],V=0;V<E.length;++V)if(E[V].marker==H.marker)continue e;E.push(H)}}else I&&(n[i]=I)}return n}function Ln(e,t,n){for(var r=[],i=0;i<e.length;++i){var E=e[i];if(E.ranges){r.push(n?sr.prototype.deepCopy.call(E):E);continue}var I=E.changes,j=[];r.push({changes:j});for(var H=0;H<I.length;++H){var V=I[H],re=void 0;if(j.push({from:V.from,to:V.to,text:V.text}),t)for(var ue in V)(re=ue.match(/^spans_(\d+)$/))&&(ie(t,Number(re[1]))>-1&&(ye(j)[ue]=V[ue],delete V[ue]))}}return r}function wa(e,t,n,r){if(r){var i=e.anchor;if(n){var E=lt(t,i)<0;E!=lt(n,i)<0?(i=t,t=n):E!=lt(t,n)<0&&(t=n)}return new vt(i,t)}else return new vt(n||t,t)}function ji(e,t,n,r,i){i==null&&(i=e.cm&&(e.cm.display.shift||e.extend)),Vt(e,new sr([wa(e.sel.primary(),t,n,i)],0),r)}function ko(e,t,n){for(var r=[],i=e.cm&&(e.cm.display.shift||e.extend),E=0;E<e.sel.ranges.length;E++)r[E]=wa(e.sel.ranges[E],t[E],null,i);var I=gr(e.cm,r,e.sel.primIndex);Vt(e,I,n)}function Ca(e,t,n,r){var i=e.sel.ranges.slice(0);i[t]=n,Vt(e,gr(e.cm,i,e.sel.primIndex),r)}function Io(e,t,n,r){Vt(e,Br(t,n),r)}function bl(e,t,n){var r={ranges:t.ranges,update:function(i){this.ranges=[];for(var E=0;E<i.length;E++)this.ranges[E]=new vt(st(e,i[E].anchor),st(e,i[E].head))},origin:n&&n.origin};return _e(e,"beforeSelectionChange",e,r),e.cm&&_e(e.cm,"beforeSelectionChange",e.cm,r),r.ranges!=t.ranges?gr(e.cm,r.ranges,r.ranges.length-1):t}function Fo(e,t,n){var r=e.history.done,i=ye(r);i&&i.ranges?(r[r.length-1]=t,Wi(e,t,n)):Vt(e,t,n)}function Vt(e,t,n){Wi(e,t,n),gl(e,e.sel,e.cm?e.cm.curOp.id:NaN,n)}function Wi(e,t,n){(ae(e,"beforeSelectionChange")||e.cm&&ae(e.cm,"beforeSelectionChange"))&&(t=bl(e,t,n));var r=n&&n.bias||(lt(t.primary().head,e.sel.primary().head)<0?-1:1);No(e,Bo(e,t,r,!0)),!(n&&n.scroll===!1)&&e.cm&&wn(e.cm)}function No(e,t){if(t.equals(e.sel))return;e.sel=t,e.cm&&(e.cm.curOp.updateInput=1,e.cm.curOp.selectionChanged=!0,ne(e.cm)),Kt(e,"cursorActivity",e)}function Uo(e){No(e,Bo(e,e.sel,null,!1))}function Bo(e,t,n,r){for(var i,E=0;E<t.ranges.length;E++){var I=t.ranges[E],j=t.ranges.length==e.sel.ranges.length&&e.sel.ranges[E],H=Ki(e,I.anchor,j&&j.anchor,n,r),V=Ki(e,I.head,j&&j.head,n,r);(i||H!=I.anchor||V!=I.head)&&(i||(i=t.ranges.slice(0,E)),i[E]=new vt(H,V))}return i?gr(e.cm,i,t.primIndex):t}function Dn(e,t,n,r,i){var E=et(e,t.line);if(E.markedSpans)for(var I=0;I<E.markedSpans.length;++I){var j=E.markedSpans[I],H=j.marker,V="selectLeft"in H?!H.selectLeft:H.inclusiveLeft,re="selectRight"in H?!H.selectRight:H.inclusiveRight;if((j.from==null||(V?j.from<=t.ch:j.from<t.ch))&&(j.to==null||(re?j.to>=t.ch:j.to>t.ch))){if(i&&(_e(H,"beforeCursorEnter"),H.explicitlyCleared))if(E.markedSpans){--I;continue}else break;if(!H.atomic)continue;if(n){var ue=H.find(r<0?1:-1),ge=void 0;if((r<0?re:V)&&(ue=jo(e,ue,-r,ue&&ue.line==t.line?E:null)),ue&&ue.line==t.line&&(ge=lt(ue,n))&&(r<0?ge<0:ge>0))return Dn(e,ue,t,r,i)}var he=H.find(r<0?-1:1);return(r<0?V:re)&&(he=jo(e,he,r,he.line==t.line?E:null)),he?Dn(e,he,t,r,i):null}}return t}function Ki(e,t,n,r,i){var E=r||1,I=Dn(e,t,n,E,i)||!i&&Dn(e,t,n,E,!0)||Dn(e,t,n,-E,i)||!i&&Dn(e,t,n,-E,!0);return I||(e.cantEdit=!0,Ne(e.first,0))}function jo(e,t,n,r){return n<0&&t.ch==0?t.line>e.first?st(e,Ne(t.line-1)):null:n>0&&t.ch==(r||et(e,t.line)).text.length?t.line<e.first+e.size-1?Ne(t.line+1,0):null:new Ne(t.line,t.ch+n)}function Wo(e){e.setSelection(Ne(e.firstLine(),0),Ne(e.lastLine()),pe)}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,E,I,j){i&&(r.from=st(e,i)),E&&(r.to=st(e,E)),I&&(r.text=I),j!==void 0&&(r.origin=j)}),_e(e,"beforeChange",e,r),e.cm&&_e(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 An(e,t,n){if(e.cm){if(!e.cm.curOp)return Nt(e.cm,An)(e,t,n);if(e.cm.state.suppressEdits)return}if((ae(e,"beforeChange")||e.cm&&ae(e.cm,"beforeChange"))&&(t=Ko(e,t,!0),!t))return;var r=Ti&&!n&&Ci(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)Ho(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text,origin:t.origin});else Ho(e,t)}function Ho(e,t){if(t.text.length==1&&t.text[0]==""&&lt(t.from,t.to)==0)return;var n=Ea(e,t);Ro(e,t,n,e.cm?e.cm.curOp.id:NaN),ai(e,t,n,Mr(e,t));var r=[];Wr(e,function(i,E){!E&&ie(r,i.history)==-1&&(Xo(i.history,t),r.push(i.history)),ai(i,t,null,Mr(i,t))})}function Hi(e,t,n){var r=e.cm&&e.cm.state.suppressEdits;if(r&&!n)return;for(var i=e.history,E,I=e.sel,j=t=="undo"?i.done:i.undone,H=t=="undo"?i.undone:i.done,V=0;V<j.length&&!(E=j[V],n?E.ranges&&!E.equals(e.sel):!E.ranges);V++);if(V==j.length)return;for(i.lastOrigin=i.lastSelOrigin=null;;)if(E=j.pop(),E.ranges){if(Bi(E,H),n&&!E.equals(e.sel)){Vt(e,E,{clearRedo:!1});return}I=E}else if(r){j.push(E);return}else break;var re=[];Bi(I,H),H.push({changes:re,generation:i.generation}),i.generation=E.generation||++i.maxGeneration;for(var ue=ae(e,"beforeChange")||e.cm&&ae(e.cm,"beforeChange"),ge=function(Me){var Be=E.changes[Me];if(Be.origin=t,ue&&!Ko(e,Be,!1))return j.length=0,{};re.push(Sa(e,Be));var ze=Me?Ea(e,Be):ye(j);ai(e,Be,ze,Mo(e,Be)),!Me&&e.cm&&e.cm.scrollIntoView({from:Be.from,to:jr(Be)});var Je=[];Wr(e,function(Ve,Qe){!Qe&&ie(Je,Ve.history)==-1&&(Xo(Ve.history,Be),Je.push(Ve.history)),ai(Ve,Be,null,Mo(Ve,Be))})},he=E.changes.length-1;he>=0;--he){var Oe=ge(he);if(Oe)return Oe.v}}function Go(e,t){if(t==0)return;if(e.first+=t,e.sel=new sr(fe(e.sel.ranges,function(i){return new vt(Ne(i.anchor.line+t,i.anchor.ch),Ne(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Qt(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)Nr(e.cm,r,"gutter")}}function ai(e,t,n,r){if(e.cm&&!e.cm.curOp)return Nt(e.cm,ai)(e,t,n,r);if(t.to.line<e.first){Go(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);Go(e,i),t={from:Ne(e.first,0),to:Ne(t.to.line+i,t.to.ch),text:[ye(t.text)],origin:t.origin}}var E=e.lastLine();t.to.line>E&&(t={from:t.from,to:Ne(E,et(e,E).text.length),text:[t.text[0]],origin:t.origin}),t.removed=wr(e,t.from,t.to),n||(n=Ea(e,t)),e.cm?El(e.cm,t,r):Ta(e,t,r),Wi(e,n,pe),e.cantEdit&&Ki(e,Ne(e.firstLine(),0))&&(e.cantEdit=!1)}function El(e,t,n){var r=e.doc,i=e.display,E=t.from,I=t.to,j=!1,H=E.line;e.options.lineWrapping||(H=gt(rt(et(r,E.line))),r.iter(H,I.line+1,function(he){if(he==i.maxLine)return j=!0,!0})),r.sel.contains(t.from,t.to)>-1&&ne(e),Ta(r,t,n,oo(e)),e.options.lineWrapping||(r.iter(H,E.line+t.text.length,function(he){var Oe=Gt(he);Oe>i.maxLineLength&&(i.maxLine=he,i.maxLineLength=Oe,i.maxLineChanged=!0,j=!1)}),j&&(e.curOp.updateMaxLine=!0)),Wn(r,E.line),ri(e,400);var V=t.text.length-(I.line-E.line)-1;t.full?Qt(e):E.line==I.line&&t.text.length==1&&!Do(e.doc,t)?Nr(e,E.line,"text"):Qt(e,E.line,I.line+1,V);var re=ae(e,"changes"),ue=ae(e,"change");if(ue||re){var ge={from:E,to:I,text:t.text,removed:t.removed,origin:t.origin};ue&&Kt(e,"change",e,ge),re&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(ge)}e.display.selForContextMenu=null}function _n(e,t,n,r,i){var E;r||(r=n),lt(r,n)<0&&(E=[r,n],n=E[0],r=E[1]),typeof t=="string"&&(t=e.splitLines(t)),An(e,{from:n,to:r,text:t,origin:i})}function zo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Vo(e,t,n,r){for(var i=0;i<e.length;++i){var E=e[i],I=!0;if(E.ranges){E.copied||(E=e[i]=E.deepCopy(),E.copied=!0);for(var j=0;j<E.ranges.length;j++)zo(E.ranges[j].anchor,t,n,r),zo(E.ranges[j].head,t,n,r);continue}for(var H=0;H<E.changes.length;++H){var V=E.changes[H];if(n<V.from.line)V.from=Ne(V.from.line+r,V.from.ch),V.to=Ne(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 Xo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Vo(e.done,n,r,i),Vo(e.undone,n,r,i)}function oi(e,t,n,r){var i=t,E=t;return typeof t=="number"?E=et(e,$r(e,t)):i=gt(t),i==null?null:(r(E,i)&&e.cm&&Nr(e.cm,i,n),E)}function si(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}si.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),Kt(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 li(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}li.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 E=Math.min(t,i-e),I=r.height;if(r.removeInner(e,E),this.height-=I-r.height,i==E&&(this.children.splice(n--,1),r.parent=null),(t-=E)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof si))){var j=[];this.collapse(j),this.children=[new si(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],E=i.chunkSize();if(e<=E){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 H=new si(i.lines.slice(j,j+=25));i.height-=H.height,this.children.splice(++r,0,H),H.parent=this}i.lines=i.lines.slice(0,I),this.maybeSpill()}break}e-=E}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new li(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ie(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new li(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],E=i.chunkSize();if(e<E){var I=Math.min(t,E-e);if(i.iterN(e,I,n))return!0;if((t-=I)==0)break;e=0}else e-=E}}};var ui=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};ui.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=gt(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 E=$n(this);dr(n,Math.max(0,n.height-E)),e&&(nr(e,function(){Yo(e,n,-E),Nr(e,r,"widget")}),Kt(e,"lineWidgetCleared",e,this,r))},ui.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=$n(this)-t;if(!i)return;St(this.doc,r)||dr(r,r.height+i),n&&nr(n,function(){n.curOp.forceUpdate=!0,Yo(n,r,i),Kt(n,"lineWidgetChanged",n,e,gt(r))})},le(ui);function Yo(e,t,n){Lt(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ma(e,n)}function xl(e,t,n,r){var i=new ui(e,n,r),E=e.cm;return E&&i.noHScroll&&(E.display.alignWidgets=!0),oi(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,E&&!St(e,I)){var H=Lt(I)<e.scrollTop;dr(I,I.height+$n(i)),H&&ma(E,i.height),E.curOp.forceUpdate=!0}return!0}),E&&Kt(E,"lineWidgetAdded",E,i,typeof t=="number"?t:gt(t)),i}var $o=0,Kr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++$o};Kr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&sn(e),ae(this,"clear")){var n=this.find();n&&Kt(this,"clear",n.from,n.to)}for(var r=null,i=null,E=0;E<this.lines.length;++E){var I=this.lines[E],j=Pr(I.markedSpans,this);e&&!this.collapsed?Nr(e,gt(I),"text"):e&&(j.to!=null&&(i=gt(I)),j.from!=null&&(r=gt(I))),I.markedSpans=Na(I.markedSpans,j),j.from==null&&this.collapsed&&!St(this.doc,I)&&e&&dr(I,xn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var H=0;H<this.lines.length;++H){var V=rt(this.lines[H]),re=Gt(V);re>e.display.maxLineLength&&(e.display.maxLine=V,e.display.maxLineLength=re,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Qt(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Uo(e.doc)),e&&Kt(e,"markerCleared",e,this,r,i),t&&ln(e),this.parent&&this.parent.clear()},Kr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var E=this.lines[i],I=Pr(E.markedSpans,this);if(I.from!=null&&(n=Ne(t?E:gt(E),I.from),e==-1))return n;if(I.to!=null&&(r=Ne(t?E:gt(E),I.to),e==1))return r}return n&&{from:n,to:r}},Kr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;nr(r,function(){var i=t.line,E=gt(t.line),I=ra(r,E);if(I&&(Za(I),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!St(n.doc,i)&&n.height!=null){var j=n.height;n.height=null;var H=$n(n)-j;H&&dr(i,i.height+H)}Kt(r,"markerChanged",r,e)})},Kr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ie(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Kr.prototype.detachLine=function(e){if(this.lines.splice(ie(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},le(Kr);function On(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Nt(e.cm,On)(e,t,n,r,i);var E=new Kr(e,i),I=lt(t,n);if(r&&F(r,E,!1),I>0||I==0&&E.clearWhenEmpty!==!1)return E;if(E.replacedWith&&(E.collapsed=!0,E.widgetNode=v("span",[E.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||E.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(E.widgetNode.insertLeft=!0)),E.collapsed){if(Zi(e,t.line,t,n,E)||t.line!=n.line&&Zi(e,n.line,t,n,E))throw new Error("Inserting collapsed marker partially overlapping an existing one");wi()}E.addToHistory&&Ro(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var j=t.line,H=e.cm,V;if(e.iter(j,n.line+1,function(ue){H&&E.collapsed&&!H.options.lineWrapping&&rt(ue)==H.display.maxLine&&(V=!0),E.collapsed&&j!=t.line&&dr(ue,0),Kn(ue,new gn(E,j==t.line?t.ch:null,j==n.line?n.ch:null)),++j}),E.collapsed&&e.iter(t.line,n.line+1,function(ue){St(e,ue)&&dr(ue,0)}),E.clearOnEnter&&xe(E,"beforeCursorEnter",function(){return E.clear()}),E.readOnly&&(Si(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),E.collapsed&&(E.id=++$o,E.atomic=!0),H){if(V&&(H.curOp.updateMaxLine=!0),E.collapsed)Qt(H,t.line,n.line+1);else if(E.className||E.startStyle||E.endStyle||E.css||E.attributes||E.title)for(var re=t.line;re<=n.line;re++)Nr(H,re,"text");E.atomic&&Uo(H.doc),Kt(H,"markerAdded",H,E)}return E}var di=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};di.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Kt(this,"clear")},di.prototype.find=function(e,t){return this.primary.find(e,t)},le(di);function Tl(e,t,n,r,i){r=F(r),r.shared=!1;var E=[On(e,t,n,r,i)],I=E[0],j=r.widgetNode;return Wr(e,function(H){j&&(r.widgetNode=j.cloneNode(!0)),E.push(On(H,st(H,t),st(H,n),r,i));for(var V=0;V<H.linked.length;++V)if(H.linked[V].isParent)return;I=ye(E)}),new di(E,I)}function Jo(e){return e.findMarks(Ne(e.first,0),e.clipPos(Ne(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(),E=e.clipPos(i.from),I=e.clipPos(i.to);if(lt(E,I)){var j=On(e,E,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],E=[i.primary.doc];Wr(i.primary.doc,function(H){return E.push(H)});for(var I=0;I<i.markers.length;I++){var j=i.markers[I];ie(E,j.doc)==-1&&(j.parent=null,i.markers.splice(I--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,Zt=function(e,t,n,r,i){if(!(this instanceof Zt))return new Zt(e,t,n,r,i);n==null&&(n=0),li.call(this,[new si([new wt("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var E=Ne(n,0);this.sel=Br(E),this.history=new Ui(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)),Ta(this,{from:E,to:E,text:e}),Vt(this,Br(E),pe)};Zt.prototype=De(li.prototype,{constructor:Zt,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=fn(this,this.first,this.first+this.size);return 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e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Ut(function(e,t,n){Io(this,st(this,typeof e=="number"?Ne(e,t||0):e),null,n)}),setSelection:Ut(function(e,t,n){Io(this,st(this,e),st(this,t||e),n)}),extendSelection:Ut(function(e,t,n){ji(this,st(this,e),t&&st(this,t),n)}),extendSelections:Ut(function(e,t){ko(this,Un(this,e),t)}),extendSelectionsBy:Ut(function(e,t){var n=fe(this.sel.ranges,e);ko(this,Un(this,n),t)}),setSelections:Ut(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new vt(st(this,e[i].anchor),st(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Vt(this,gr(this.cm,r,t),n)}),addSelection:Ut(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new vt(st(this,e),st(this,t||e))),Vt(this,gr(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=wr(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=wr(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:Ut(function(e,t,n){for(var r=[],i=this.sel,E=0;E<i.ranges.length;E++){var I=i.ranges[E];r[E]={from:I.from(),to:I.to(),text:this.splitLines(e[E]),origin:n}}for(var j=t&&t!="end"&&fl(this,r,t),H=r.length-1;H>=0;H--)An(this,r[H]);j?Fo(this,j):this.cm&&wn(this.cm)}),undo:Ut(function(){Hi(this,"undo")}),redo:Ut(function(){Hi(this,"redo")}),undoSelection:Ut(function(){Hi(this,"undo",!0)}),redoSelection:Ut(function(){Hi(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 Ui(this.history.maxGeneration),Wr(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:Ln(this.history.done),undone:Ln(this.history.undone)}},setHistory:function(e){var t=this.history=new Ui(this.history.maxGeneration);t.done=Ln(e.done.slice(0),null,!0),t.undone=Ln(e.undone.slice(0),null,!0)},setGutterMarker:Ut(function(e,t,n){return oi(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",E=r[i];if(E)if(n==null)r[i]=null;else{var I=E.match(y(n));if(!I)return!1;var j=I.index+I[0].length;r[i]=E.slice(0,I.index)+(!I.index||j==E.length?"":" ")+E.slice(j)||null}else return!1;return!0})}),addLineWidget:Ut(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return On(this,st(this,e),st(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=st(this,e),On(this,e,e,n,"bookmark")},findMarksAt:function(e){e=st(this,e);var t=[],n=et(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=st(this,e),t=st(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,function(E){var I=E.markedSpans;if(I)for(var j=0;j<I.length;j++){var H=I[j];!(H.to!=null&&i==e.line&&e.ch>=H.to||H.from==null&&i!=e.line||H.from!=null&&i==t.line&&H.from>=t.ch)&&(!n||n(H.marker))&&r.push(H.marker.parent||H.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 E=i.text.length+r;if(E>e)return t=e,!0;e-=E,++n}),st(this,Ne(n,t))},indexFromPos:function(e){e=st(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 Zt(fn(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return 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re*re+ue*ue>20*20}xe(t.scroller,"touchstart",function(H){if(!Ie(e,H)&&!E(H)&&!Ra(e,H)){t.input.ensurePolled(),clearTimeout(n);var V=+new Date;t.activeTouch={start:V,moved:!1,prev:V-r.end<=300?r:null},H.touches.length==1&&(t.activeTouch.left=H.touches[0].pageX,t.activeTouch.top=H.touches[0].pageY)}}),xe(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),xe(t.scroller,"touchend",function(H){var V=t.activeTouch;if(V&&!Ar(t,H)&&V.left!=null&&!V.moved&&new Date-V.start<300){var re=e.coordsChar(t.activeTouch,"page"),ue;!V.prev||I(V,V.prev)?ue=new vt(re,re):!V.prev.prev||I(V,V.prev.prev)?ue=e.findWordAt(re):ue=new vt(Ne(re.line,0),st(e.doc,Ne(re.line+1,0))),e.setSelection(ue.anchor,ue.head),e.focus(),Y(H)}i()}),xe(t.scroller,"touchcancel",i),xe(t.scroller,"scroll",function(){t.scroller.clientHeight&&(qn(e,t.scroller.scrollTop),an(e,t.scroller.scrollLeft,!0),_e(e,"scroll",e))}),xe(t.scroller,"mousewheel",function(H){return 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E.electricInput&&(E.electricInput.test(et(e.doc,i.head.line).text.slice(0,i.head.ch))&&(I=vi(e,i.head.line,"smart")));I&&Kt(e,"electricInput",e,i.head.line)}}function bs(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,E={anchor:Ne(i,0),head:Ne(i+1,0)};n.push(E),t.push(e.getRange(E.anchor,E.head))}return{text:t,ranges:n}}function Es(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function xs(){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 A?e.style.width="1000px":e.setAttribute("wrap","off"),b&&(e.style.border="1px solid black"),Es(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 E=this.options,I=E[r];if(E[r]==i&&r!="mode")return;E[r]=i,t.hasOwnProperty(r)&&Nt(this,t[r])(this,i,I),_e(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](zi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,E=0;E<i.length;++E)if(i[E]==r||i[E].name==r)return i.splice(E,1),!0},addOverlay:$t(function(r,i){var E=r.token?r:e.getMode(this.options,r);if(E.startState)throw new Error("Overlays may not be stateful.");Le(this.state.overlays,{mode:E,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(I){return I.priority}),this.state.modeGen++,Qt(this)}),removeOverlay:$t(function(r){for(var i=this.state.overlays,E=0;E<i.length;++E){var I=i[E].modeSpec;if(I==r||typeof r=="string"&&I.name==r){i.splice(E,1),this.state.modeGen++,Qt(this);return}}}),indentLine:$t(function(r,i,E){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Rr(this.doc,r)&&vi(this,r,i,E)}),indentSelection:$t(function(r){for(var i=this.doc.sel.ranges,E=-1,I=0;I<i.length;I++){var j=i[I];if(j.empty())j.head.line>E&&(vi(this,j.head.line,r,!0),E=j.head.line,I==this.doc.sel.primIndex&&wn(this));else{var H=j.from(),V=j.to(),re=Math.max(E,H.line);E=Math.min(this.lastLine(),V.line-(V.ch?0:1))+1;for(var ue=re;ue<E;++ue)vi(this,ue,r);var ge=this.doc.sel.ranges;H.ch==0&&i.length==ge.length&&ge[I].from().ch>0&&Ca(this.doc,I,new vt(H,ge[I].to()),pe)}}}),getTokenAt:function(r,i){return Dr(this,r,i)},getLineTokens:function(r,i){return Dr(this,Ne(r),i,!0)},getTokenTypeAt:function(r){r=st(this.doc,r);var i=Bn(this,et(this.doc,r.line)),E=0,I=(i.length-1)/2,j=r.ch,H;if(j==0)H=i[2];else for(;;){var V=E+I>>1;if((V?i[V*2-1]:0)>=j)I=V;else if(i[V*2+1]<j)E=V+1;else{H=i[V*2+2];break}}var re=H?H.indexOf("overlay "):-1;return re<0?H:re==0?null:H.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 E=[];if(!n.hasOwnProperty(i))return E;var I=n[i],j=this.getModeAt(r);if(typeof j[i]=="string")I[j[i]]&&E.push(I[j[i]]);else if(j[i])for(var H=0;H<j[i].length;H++){var V=I[j[i][H]];V&&E.push(V)}else j.helperType&&I[j.helperType]?E.push(I[j.helperType]):I[j.name]&&E.push(I[j.name]);for(var re=0;re<I._global.length;re++){var ue=I._global[re];ue.pred(j,this)&&ie(E,ue.val)==-1&&E.push(ue.val)}return E},getStateAfter:function(r,i){var E=this.doc;return r=$r(E,r==null?E.first+E.size-1:r),rr(this,r+1,i).state},cursorCoords:function(r,i){var E,I=this.doc.sel.primary();return r==null?E=I.head:typeof r=="object"?E=st(this.doc,r):E=r?I.from():I.to(),pr(this,E,i||"page")},charCoords:function(r,i){return ia(this,st(this.doc,r),i||"page")},coordsChar:function(r,i){return r=ro(this,r,i||"page"),oa(this,r.left,r.top)},lineAtHeight:function(r,i){return r=ro(this,{top:r,left:0},i||"page").top,Cr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,E){var I=!1,j;if(typeof r=="number"){var H=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>H&&(r=H,I=!0),j=et(this.doc,r)}else j=r;return Oi(this,j,{top:0,left:0},i||"page",E||I).top+(I?this.doc.height-Lt(j):0)},defaultTextHeight:function(){return xn(this.display)},defaultCharWidth:function(){return Tn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,E,I,j){var H=this.display;r=pr(this,st(this.doc,r));var V=r.bottom,re=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),H.sizer.appendChild(i),I=="over")V=r.top;else if(I=="above"||I=="near"){var ue=Math.max(H.wrapper.clientHeight,this.doc.height),ge=Math.max(H.sizer.clientWidth,H.lineSpace.clientWidth);(I=="above"||r.bottom+i.offsetHeight>ue)&&r.top>i.offsetHeight?V=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ue&&(V=r.bottom),re+i.offsetWidth>ge&&(re=ge-i.offsetWidth)}i.style.top=V+"px",i.style.left=i.style.right="",j=="right"?(re=H.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(j=="left"?re=0:j=="middle"&&(re=(H.sizer.clientWidth-i.offsetWidth)/2),i.style.left=re+"px"),E&&Js(this,{left:re,top:V,right:re+i.offsetWidth,bottom:V+i.offsetHeight})},triggerOnKeyDown:$t(ls),triggerOnKeyPress:$t(ds),triggerOnKeyUp:us,triggerOnMouseDown:$t(cs),execCommand:function(r){if(hi.hasOwnProperty(r))return hi[r].call(null,this)},triggerElectric:$t(function(r){ys(this,r)}),findPosH:function(r,i,E,I){var j=1;i<0&&(j=-1,i=-i);for(var H=st(this.doc,r),V=0;V<i&&!(H=ka(this.doc,H,j,E,I),H.hitSide);++V);return H},moveH:$t(function(r,i){var E=this;this.extendSelectionsBy(function(I){return E.display.shift||E.doc.extend||I.empty()?ka(E.doc,I.head,r,i,E.options.rtlMoveVisually):r<0?I.from():I.to()},se)}),deleteH:$t(function(r,i){var E=this.doc.sel,I=this.doc;E.somethingSelected()?I.replaceSelection("",null,"+delete"):Pn(this,function(j){var H=ka(I,j.head,r,i,!1);return r<0?{from:H,to:j.head}:{from:j.head,to:H}})}),findPosV:function(r,i,E,I){var j=1,H=I;i<0&&(j=-1,i=-i);for(var V=st(this.doc,r),re=0;re<i;++re){var ue=pr(this,V,"div");if(H==null?H=ue.left:ue.left=H,V=Ts(this,ue,j,E),V.hitSide)break}return V},moveV:$t(function(r,i){var E=this,I=this.doc,j=[],H=!this.display.shift&&!I.extend&&I.sel.somethingSelected();if(I.extendSelectionsBy(function(re){if(H)return r<0?re.from():re.to();var ue=pr(E,re.head,"div");re.goalColumn!=null&&(ue.left=re.goalColumn),j.push(ue.left);var ge=Ts(E,ue,r,i);return i=="page"&&re==I.sel.primary()&&ma(E,ia(E,ge,"div").top-ue.top),ge},se),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,E=et(i,r.line).text,I=r.ch,j=r.ch;if(E){var H=this.getHelper(r,"wordChars");(r.sticky=="before"||j==E.length)&&I?--I:++j;for(var V=E.charAt(I),re=Re(V,H)?function(ue){return Re(ue,H)}:/\s/.test(V)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!Re(ue)};I>0&&re(E.charAt(I-1));)--I;for(;j<E.length&&re(E.charAt(j));)++j}return new vt(Ne(r.line,I),Ne(r.line,j))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),_e(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==R()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:$t(function(r,i){Zn(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-br(this)-this.display.barHeight,width:r.scrollWidth-br(this)-this.display.barWidth,clientHeight:ta(this),clientWidth:en(this)}},scrollIntoView:$t(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:Ne(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):mo(this,r.from,r.to,r.margin)}),setSize:$t(function(r,i){var E=this,I=function(H){return typeof H=="number"||/^\d+$/.test(String(H))?H+"px":H};r!=null&&(this.display.wrapper.style.width=I(r)),i!=null&&(this.display.wrapper.style.height=I(i)),this.options.lineWrapping&&qa(this);var j=this.display.viewFrom;this.doc.iter(j,this.display.viewTo,function(H){if(H.widgets){for(var V=0;V<H.widgets.length;V++)if(H.widgets[V].noHScroll){Nr(E,j,"widget");break}}++j}),this.curOp.forceUpdate=!0,_e(this,"refresh",this)}),operation:function(r){return nr(this,r)},startOperation:function(){return sn(this)},endOperation:function(){return ln(this)},refresh:$t(function(){var r=this.display.cachedTextHeight;Qt(this),this.curOp.forceUpdate=!0,Jn(this),Zn(this,this.doc.scrollLeft,this.doc.scrollTop),va(this.display),(r==null||Math.abs(r-xn(this.display))>.5||this.options.lineWrapping)&&da(this),_e(this,"refresh",this)}),swapDoc:$t(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Ao(this,r),Jn(this),this.display.input.reset(),Zn(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Kt(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}},le(e),e.registerHelper=function(r,i,E){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=E},e.registerGlobalHelper=function(r,i,E,I){e.registerHelper(r,i,I),n[r]._global.push({pred:E,val:I})}}function ka(e,t,n,r,i){var E=t,I=n,j=et(e,t.line),H=i&&e.direction=="rtl"?-n:n;function V(){var Je=t.line+H;return Je<e.first||Je>=e.first+e.size?!1:(t=new Ne(Je,t.ch,t.sticky),j=et(e,Je))}function re(Je){var Ve;if(r=="codepoint"){var Qe=j.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(Qe)?Ve=null:Ve=new Ne(t.line,Math.max(0,Math.min(j.text.length,t.ch+n*(Qe>=55296&&Qe<56320?2:1))),-n)}else i?Ve=kl(e.cm,j,t,n):Ve=Da(j,t,n);if(Ve==null)if(!Je&&V())t=Aa(i,e.cm,j,t.line,H);else return!1;else t=Ve;return!0}if(r=="char"||r=="codepoint")re();else if(r=="column")re(!0);else if(r=="word"||r=="group")for(var ue=null,ge=r=="group",he=e.cm&&e.cm.getHelper(t,"wordChars"),Oe=!0;!(n<0&&!re(!Oe));Oe=!1){var Me=j.text.charAt(t.ch)||`
`,Be=Re(Me,he)?"w":ge&&Me==`
`?"n":!ge||/\s/.test(Me)?null:"p";if(ge&&!Oe&&!Be&&(Be="s"),ue&&ue!=Be){n<0&&(n=1,re(),t.sticky="after");break}if(Be&&(ue=Be),n>0&&!re(!Oe))break}var ze=Ki(e,t,E,I,!0);return He(E,ze)&&(ze.hitSide=!0),ze}function Ts(e,t,n,r){var i=e.doc,E=t.left,I;if(r=="page"){var j=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),H=Math.max(j-.5*xn(e.display),3);I=(n>0?t.bottom:t.top)+n*H}else r=="line"&&(I=n>0?t.bottom+3:t.top-3);for(var V;!(V=oa(e,E,I),!V.outside);){if(n<0?I<=0:I>=i.height){V.hitSide=!0;break}I+=n*5}return V}var bt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Q,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};bt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Es(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function E(j){for(var H=j.target;H;H=H.parentNode){if(H==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(H.className))break}return!1}xe(i,"paste",function(j){if(!E(j)||Ie(r,j)||vs(j,r))return;k<=11&&setTimeout(Nt(r,function(){return t.updateFromDOM()}),20)}),xe(i,"compositionstart",function(j){t.composing={data:j.data,done:!1}}),xe(i,"compositionupdate",function(j){t.composing||(t.composing={data:j.data,done:!1})}),xe(i,"compositionend",function(j){t.composing&&(j.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),xe(i,"touchstart",function(){return n.forceCompositionEnd()}),xe(i,"input",function(){t.composing||t.readFromDOMSoon()});function I(j){if(!E(j)||Ie(r,j))return;if(r.somethingSelected())Yi({lineWise:!1,text:r.getSelections()}),j.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var H=bs(r);Yi({lineWise:!0,text:H.text}),j.type=="cut"&&r.operation(function(){r.setSelections(H.ranges,0,pe),r.replaceSelection("",null,"cut")})}else return;if(j.clipboardData){j.clipboardData.clearData();var V=vr.text.join(`
`);if(j.clipboardData.setData("Text",V),j.clipboardData.getData("Text")==V){j.preventDefault();return}}var re=xs(),ue=re.firstChild;r.display.lineSpace.insertBefore(re,r.display.lineSpace.firstChild),ue.value=vr.text.join(`
`);var ge=document.activeElement;X(ue),setTimeout(function(){r.display.lineSpace.removeChild(re),ge.focus(),ge==i&&n.showPrimarySelection()},50)}xe(i,"copy",I),xe(i,"cut",I)},bt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},bt.prototype.prepareSelection=function(){var e=lo(this.cm,!1);return e.focus=document.activeElement==this.div,e},bt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},bt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},bt.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 E=$i(t,e.anchorNode,e.anchorOffset),I=$i(t,e.focusNode,e.focusOffset);if(E&&!E.bad&&I&&!I.bad&&lt(Yr(E,I),r)==0&&lt(hn(E,I),i)==0)return;var j=t.display.view,H=r.line>=t.display.viewFrom&&Ss(t,r)||{node:j[0].measure.map[2],offset:0},V=i.line<t.display.viewTo&&Ss(t,i);if(!V){var re=j[j.length-1].measure,ue=re.maps?re.maps[re.maps.length-1]:re.map;V={node:ue[ue.length-1],offset:ue[ue.length-2]-ue[ue.length-3]}}if(!H||!V){e.removeAllRanges();return}var ge=e.rangeCount&&e.getRangeAt(0),he;try{he=g(H.node,H.offset,V.offset,V.node)}catch(Oe){}he&&(!D&&t.state.focused?(e.collapse(H.node,H.offset),he.collapsed||(e.removeAllRanges(),e.addRange(he))):(e.removeAllRanges(),e.addRange(he)),ge&&e.anchorNode==null?e.addRange(ge):D&&this.startGracePeriod()),this.rememberSelection()},bt.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)},bt.prototype.showMultipleSelections=function(e){l(this.cm.display.cursorDiv,e.cursors),l(this.cm.display.selectionDiv,e.selection)},bt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},bt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return m(this.div,t)},bt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},bt.prototype.blur=function(){this.div.blur()},bt.prototype.getField=function(){return this.div},bt.prototype.supportsTouch=function(){return!0},bt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():nr(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)},bt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},bt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&x&&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=$i(t,e.anchorNode,e.anchorOffset),r=$i(t,e.focusNode,e.focusOffset);n&&r&&nr(t,function(){Vt(t.doc,Br(n,r),pe),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},bt.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=Ne(r.line-1,et(e.doc,r.line-1).length)),i.ch==et(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ne(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var E,I,j;r.line==t.viewFrom||(E=nn(e,r.line))==0?(I=gt(t.view[0].line),j=t.view[0].node):(I=gt(t.view[E].line),j=t.view[E-1].node.nextSibling);var H=nn(e,i.line),V,re;if(H==t.view.length-1?(V=t.viewTo-1,re=t.lineDiv.lastChild):(V=gt(t.view[H+1].line)-1,re=t.view[H+1].node.previousSibling),!j)return!1;for(var ue=e.doc.splitLines(tu(e,j,re,I,V)),ge=wr(e.doc,Ne(I,0),Ne(V,et(e.doc,V).text.length));ue.length>1&&ge.length>1;)if(ye(ue)==ye(ge))ue.pop(),ge.pop(),V--;else if(ue[0]==ge[0])ue.shift(),ge.shift(),I++;else break;for(var he=0,Oe=0,Me=ue[0],Be=ge[0],ze=Math.min(Me.length,Be.length);he<ze&&Me.charCodeAt(he)==Be.charCodeAt(he);)++he;for(var Je=ye(ue),Ve=ye(ge),Qe=Math.min(Je.length-(ue.length==1?he:0),Ve.length-(ge.length==1?he:0));Oe<Qe&&Je.charCodeAt(Je.length-Oe-1)==Ve.charCodeAt(Ve.length-Oe-1);)++Oe;if(ue.length==1&&ge.length==1&&I==r.line)for(;he&&he>r.ch&&Je.charCodeAt(Je.length-Oe-1)==Ve.charCodeAt(Ve.length-Oe-1);)he--,Oe++;ue[ue.length-1]=Je.slice(0,Je.length-Oe).replace(/^\u200b+/,""),ue[0]=ue[0].slice(he).replace(/\u200b+$/,"");var at=Ne(I,he),nt=Ne(V,ge.length?ye(ge).length-Oe:0);if(ue.length>1||ue[0]||lt(at,nt))return _n(e.doc,ue,at,nt,"+input"),!0},bt.prototype.ensurePolled=function(){this.forceCompositionEnd()},bt.prototype.reset=function(){this.forceCompositionEnd()},bt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},bt.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)},bt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&nr(this.cm,function(){return 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Me=0,Be=function(){r.selForContextMenu==n.doc.sel&&i.selectionStart==0&&i.selectionEnd>0&&t.prevInput=="\u200B"?Nt(n,Wo)(n):Me++<10?r.detectingSelectAll=setTimeout(Be,500):(r.selForContextMenu=null,r.input.reset())};r.detectingSelectAll=setTimeout(Be,200)}}if(N&&k>=9&&ge(),w){ee(e);var Oe=function(){Ye(window,"mouseup",Oe),setTimeout(he,20)};xe(window,"mouseup",Oe)}else setTimeout(he,50)},Pt.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled=e=="nocursor",this.textarea.readOnly=!!e},Pt.prototype.setUneditable=function(){},Pt.prototype.needsContentAttribute=!1;function nu(e,t){if(t=t?F(t):{},t.value=e.value,!t.tabindex&&e.tabIndex&&(t.tabindex=e.tabIndex),!t.placeholder&&e.placeholder&&(t.placeholder=e.placeholder),t.autofocus==null){var n=R();t.autofocus=n==e||e.getAttribute("autofocus")!=null&&n==document.body}function r(){e.value=j.getValue()}var i;if(e.form&&(xe(e.form,"submit",r),!t.leaveSubmitMethodAlone)){var E=e.form;i=E.submit;try{var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:K.default,bufferController:A.default,capLevelController:x.default,fpsController:L.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},y()),{},{subtitleStreamController:N.SubtitleStreamController,subtitleTrackController:k.default,timelineController:_.TimelineController,audioStreamController:M.default,audioTrackController:P.default,emeController:O.default,cmcdController:C.default});function 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L(C,S,b){return S&&x(C.prototype,S),b&&x(C,b),C}var O=function(){function C(b){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=b;var d=b.config;this.bwEstimator=new M.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var S=C.prototype;return S.registerListeners=function(){var d=this.hls;d.on(P.Events.FRAG_LOADING,this.onFragLoading,this),d.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(P.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var d=this.hls;d.off(P.Events.FRAG_LOADING,this.onFragLoading,this),d.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(P.Events.ERROR,this.onError,this)},S.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},S.onFragLoading=function(d,o){var s=o.frag;if(s.type===A.PlaylistLevelType.MAIN&&!this.timer){var u;this.fragCurrent=s,this.partCurrent=(u=o.part)!=null?u:null,this.timer=self.setInterval(this.onCheck,100)}},S.onLevelLoaded=function(d,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},S._abandonRulesCheck=function(){var d=this.fragCurrent,o=this.partCurrent,s=this.hls,u=s.autoLevelEnabled,T=s.config,f=s.media;if(!d||!f)return;var p=o?o.stats:d.stats,w=o?o.duration:d.duration;if(p.aborted){_.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!u||f.paused||!f.playbackRate||!f.readyState)return;var y=performance.now()-p.loading.start,h=Math.abs(f.playbackRate);if(y<=500*w/h)return;var c=s.levels,l=s.minAutoLevel,a=c[d.level],v=p.total||Math.max(p.loaded,Math.round(w*a.maxBitrate/8)),g=Math.max(1,p.bwEstimate?p.bwEstimate/8:p.loaded*1e3/y),m=(v-p.loaded)/g,R=f.currentTime,U=(N.BufferHelper.bufferInfo(f,R,T.maxBufferHole).end-R)/h;if(U>=2*w/h||m<=U)return;var W=Number.POSITIVE_INFINITY,X;for(X=d.level-1;X>l;X--){var B=c[X].maxBitrate;if(W=w*B/(8*.8*g),W<U)break}if(W>=m)return;var F=this.bwEstimator.getEstimate();_.logger.warn("Fragment "+d.sn+(o?" part "+o.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+X+`
Current BW estimate: `+(Object(K.isFiniteNumber)(F)?(F/1024).toFixed(3):"Unknown")+` Kb/s
Estimated load time for current fragment: `+m.toFixed(3)+` s
Estimated load time for the next fragment: `+W.toFixed(3)+` s
Time to underbuffer: `+U.toFixed(3)+" s"),s.nextLoadLevel=X,this.bwEstimator.sample(y,p.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),s.trigger(P.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:o,stats:p})},S.onFragLoaded=function(d,o){var s=o.frag,u=o.part;if(s.type===A.PlaylistLevelType.MAIN&&Object(K.isFiniteNumber)(s.sn)){var T=u?u.stats:s.stats,f=u?u.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var p=this.hls.levels[s.level],w=(p.loaded?p.loaded.bytes:0)+T.loaded,y=(p.loaded?p.loaded.duration:0)+f;p.loaded={bytes:w,duration:y},p.realBitrate=Math.round(8*w/y)}if(s.bitrateTest){var h={stats:T,frag:s,part:u,id:s.type};this.onFragBuffered(P.Events.FRAG_BUFFERED,h),s.bitrateTest=!1}}},S.onFragBuffered=function(d,o){var s=o.frag,u=o.part,T=u?u.stats:s.stats;if(T.aborted)return;if(s.type!==A.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var f=T.parsing.end-T.loading.start;this.bwEstimator.sample(f,T.loaded),T.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=f/1e3:this.bitrateTestDelay=0},S.onError=function(d,o){switch(o.details){case k.ErrorDetails.FRAG_LOAD_ERROR:case k.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},S.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},S.getNextABRAutoLevel=function(){var d=this.fragCurrent,o=this.partCurrent,s=this.hls,u=s.maxAutoLevel,T=s.config,f=s.minAutoLevel,p=s.media,w=o?o.duration:d?d.duration:0,y=p?p.currentTime:0,h=p&&p.playbackRate!==0?Math.abs(p.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():T.abrEwmaDefaultEstimate,l=(N.BufferHelper.bufferInfo(p,y,T.maxBufferHole).end-y)/h,a=this.findBestLevel(c,f,u,l,T.abrBandWidthFactor,T.abrBandWidthUpFactor);if(a>=0)return a;_.logger.trace((l?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=w?Math.min(w,T.maxStarvationDelay):T.maxStarvationDelay,g=T.abrBandWidthFactor,m=T.abrBandWidthUpFactor;if(!l){var R=this.bitrateTestDelay;if(R){var U=w?Math.min(w,T.maxLoadingDelay):T.maxLoadingDelay;v=U-R,_.logger.trace("bitrate test took "+Math.round(1e3*R)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),g=m=1}}return a=this.findBestLevel(c,f,u,l+v,g,m),Math.max(a,0)},S.findBestLevel=function(d,o,s,u,T,f){for(var p,w=this.fragCurrent,y=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,l=c[h],a=!!(l!=null&&(p=l.details)!==null&&p!==void 0&&p.live),v=l==null?void 0:l.codecSet,g=y?y.duration:w?w.duration:0,m=s;m>=o;m--){var R=c[m];if(!R||v&&R.codecSet!==v)continue;var U=R.details,W=(y?U==null?void 0:U.partTarget:U==null?void 0:U.averagetargetduration)||g,X=void 0;m<=h?X=T*d:X=f*d;var B=c[m].maxBitrate,F=B*W/X;if(_.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: 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s=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var h=arguments[y];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},s.apply(this,arguments)}function u(w,y){w.prototype=Object.create(y.prototype),w.prototype.constructor=w,T(w,y)}function T(w,y){return T=Object.setPrototypeOf||function(c,l){return c.__proto__=l,c},T(w,y)}var f=100,p=function(w){u(y,w);function y(c,l){var a;return a=w.call(this,c,l,"[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=y.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var l=this.hls;l.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(P.Events.ERROR,this.onError,this),l.on(P.Events.BUFFER_RESET,this.onBufferReset,this),l.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var l=this.hls;l.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(P.Events.ERROR,this.onError,this),l.off(P.Events.BUFFER_RESET,this.onBufferReset,this),l.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(l,a){var v=a.frag,g=a.id,m=a.initPTS;if(g==="main"){var R=v.cc;this.initPTS[v.cc]=m,this.log("InitPTS for cc: "+R+" found from main: "+m),this.videoTrackCC=R,this.state===M.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=M.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),this.fragLoadError=0,a>0&&l===-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=l,this.tick()},h.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_TRACK:{var l,a=this.levels,v=this.trackId,g=a==null||((l=a[v])===null||l===void 0)?void 0:l.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=M.State.WAITING_INIT_PTS}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var m,R=performance.now(),U=this.retryDate;(!U||R>=U||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=M.State.IDLE);break}case M.State.WAITING_INIT_PTS:{var W=this.waitingData;if(W){var X=W.frag,B=W.part,F=W.cache,z=W.complete;if(this.initPTS[X.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.FRAG_LOADING;var Q=F.flush(),ie={frag:X,part:B,payload:Q,networkDetails:null};this._handleFragmentLoadProgress(ie),z&&w.prototype._handleFragmentLoadComplete.call(this,ie)}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 ce=this.getLoadPosition(),Ce=N.BufferHelper.bufferInfo(this.mediaBuffer,ce,this.config.maxBufferHole),pe=Object(S.fragmentWithinToleranceTest)(Ce.end,this.config.maxFragLookUpTolerance,X);pe<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 l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.IDLE)},h.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},h.doTickIdle=function(){var l,a,v=this.hls,g=this.levels,m=this.media,R=this.trackId,U=v.config;if(!g||!g[R])return;if(!m&&(this.startFragRequested||!U.startFragPrefetch))return;var W=g[R],X=W.details;if(!X||X.live&&this.levelLastLoaded!==R||this.waitForCdnTuneIn(X)){this.state=M.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,x.ElementaryStreamTypes.AUDIO,_.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,_.PlaylistLevelType.AUDIO);if(B===null)return;var F=B.len,z=this.getMaxBufferLength(),Q=this.audioSwitch;if(F>=z&&!Q)return;if(!Q&&this._streamEnded(B,X)){v.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=M.State.ENDED;return}var ie=X.fragments,ce=ie[0].start,Ce=B.end;if(Q){var pe=this.getLoadPosition();Ce=pe,X.PTSKnown&&pe<ce&&((B.end>ce||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),m.currentTime=ce+.05))}var Te=this.getNextFragment(Ce,X);if(!Te){this.bufferFlushed=!0;return}((l=Te.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=Te.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(Te,X):this.loadFragment(Te,X,Ce)},h.getMaxBufferLength=function(){var l=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,_.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(l,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(g){return new A.Level(g)})},h.onAudioTrackSwitching=function(l,a){var v=!!a.url;this.trackId=a.id;var g=this.fragCurrent;g!=null&&g.loader&&g.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(l,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(l,a){var v,g=this.levels,m=a.details,R=a.id;if(!g){this.warn("Audio tracks were reset while loading level "+R);return}this.log("Track "+R+" loaded ["+m.startSN+","+m.endSN+"],duration:"+m.totalduration);var U=g[R],W=0;if(m.live||(v=U.details)!==null&&v!==void 0&&v.live){var X=this.mainDetails;if(m.fragments[0]||(m.deltaUpdateFailed=!0),m.deltaUpdateFailed||!X)return;!U.details&&m.hasProgramDateTime&&X.hasProgramDateTime?(Object(b.alignMediaPlaylistByPDT)(m,X),W=m.fragments[0].start):W=this.alignPlaylists(m,U.details)}U.details=m,this.levelLastLoaded=R,!this.startFragRequested&&(this.mainDetails||!m.live)&&this.setStartPosition(U.details,W),this.state===M.State.WAITING_TRACK&&!this.waitForCdnTuneIn(m)&&(this.state=M.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(l){var a,v=l.frag,g=l.part,m=l.payload,R=this.config,U=this.trackId,W=this.levels;if(!W){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+v.sn+" of level "+v.level+" will not be buffered");return}var X=W[U];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 F=R.defaultAudioCodec||X.audioCodec||"mp4a.40.2",z=this.transmuxer;z||(z=this.transmuxer=new O.default(this.hls,_.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Q=this.initPTS[v.cc],ie=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(Q!==void 0){var ce=!1,Ce=g?g.index:-1,pe=Ce!==-1,Te=new C.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,m.byteLength,Ce,pe);z.push(m,ie,F,"",v,g,B.totalduration,ce,Te,Q)}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 "+U);var se=this.waitingData=this.waitingData||{frag:v,part:g,cache:new L.default,complete:!1},de=se.cache;de.push(new Uint8Array(m)),this.waitingVideoCC=this.videoTrackCC,this.state=M.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,l)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(l,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(l,a){var v=a.frag,g=a.part;if(v.type!==_.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(v)){this.warn("Fragment "+v.sn+(g?" p: "+g.index:"")+" of level "+v.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}v.sn!=="initSegment"&&(this.fragPrevious=v,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,g)},h.onError=function(l,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.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 d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var v=!0,g=this.getFwdBufferInfo(this.mediaBuffer,_.PlaylistLevelType.AUDIO);g&&g.len>.5&&(v=!this.reduceMaxBufferLength(g.len)),v&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(l,a){var v=a.type;v===x.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(l){var a,v="audio",g=this.hls,m=l.remuxResult,R=l.chunkMeta,U=this.getCurrentContext(R);if(!U){this.warn("The loading context changed while buffering fragment "+R.sn+" of level "+R.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(R.level);return}var W=U.frag,X=U.part,B=m.audio,F=m.text,z=m.id3,Q=m.initSegment;if(this.fragContextChanged(W))return;if(this.state=M.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),Q!=null&&Q.tracks&&(this._bufferInitSegment(Q.tracks,W,R),g.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:W,id:v,tracks:Q.tracks})),B){var ie=B.startPTS,ce=B.endPTS,Ce=B.startDTS,pe=B.endDTS;X&&(X.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:ie,endPTS:ce,startDTS:Ce,endDTS:pe}),W.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,ie,ce,Ce,pe),this.bufferFragmentData(B,W,X,R)}if(z!=null&&(a=z.samples)!==null&&a!==void 0&&a.length){var Te=s({frag:W,id:v},z);g.trigger(P.Events.FRAG_PARSING_METADATA,Te)}if(F){var se=s({frag:W,id:v},F);g.trigger(P.Events.FRAG_PARSING_USERDATA,se)}},h._bufferInitSegment=function(l,a,v){if(this.state!==M.State.PARSING)return;l.video&&delete l.video;var g=l.audio;if(!g)return;g.levelCodec=g.codec,g.id="audio",this.log("Init audio buffer, container:"+g.container+", codecs[parsed]=["+g.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,l);var m=g.initSegment;if(m!=null&&m.byteLength){var R={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:m};this.hls.trigger(P.Events.BUFFER_APPENDING,R)}this.tick()},h.loadFragment=function(l,a,v){var g=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||g===k.FragmentState.NOT_LOADED||g===k.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(K.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=M.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,l,a,v)))},h.completeAudioSwitch=function(){var l=this.hls,a=this.media,v=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:v})},y}(M.default);G.default=p},"./src/controller/audio-track-controller.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),M=D("./src/errors.ts"),P=D("./src/controller/base-playlist-controller.ts"),N=D("./src/types/loader.ts");function k(O,C){for(var S=0;S<C.length;S++){var b=C[S];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(O,b.key,b)}}function A(O,C,S){return C&&k(O.prototype,C),S&&k(O,S),O}function _(O,C){O.prototype=Object.create(C.prototype),O.prototype.constructor=O,x(O,C)}function x(O,C){return x=Object.setPrototypeOf||function(b,d){return b.__proto__=d,b},x(O,C)}var L=function(O){_(C,O);function C(b){var d;return d=O.call(this,b,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var S=C.prototype;return S.registerListeners=function(){var d=this.hls;d.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(K.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var d=this.hls;d.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(K.Events.ERROR,this.onError,this)},S.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,O.prototype.destroy.call(this)},S.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},S.onManifestParsed=function(d,o){this.tracks=o.audioTracks||[]},S.onAudioTrackLoaded=function(d,o){var s=o.id,u=o.details,T=this.tracksInGroup[s];if(!T){this.warn("Invalid audio track id "+s);return}var f=T.details;T.details=o.details,this.log("audioTrack "+s+" loaded ["+u.startSN+"-"+u.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,f))},S.onLevelLoading=function(d,o){this.switchLevel(o.level)},S.onLevelSwitching=function(d,o){this.switchLevel(o.level)},S.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var u=this.tracks.filter(function(f){return!s||f.groupId===s});this.selectDefaultTrack&&!u.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var T={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(K.Events.AUDIO_TRACKS_UPDATED,T),this.selectInitialTrack()}},S.onError=function(d,o){if(O.prototype.onError.call(this,d,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)},S.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+d);var u=o[d],T=u.id,f=u.groupId,p=f===void 0?"":f,w=u.name,y=u.type,h=u.url;if(this.trackId=d,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(K.Events.AUDIO_TRACK_SWITCHING,{id:T,groupId:p,name:w,type:y,url:h}),u.details&&!u.details.live)return;var c=this.switchParams(u.url,s==null?void 0:s.details);this.loadPlaylist(c)},S.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},S.findTrackId=function(d){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var u=o[s];if((!this.selectDefaultTrack||u.default)&&(!d||d===u.name))return u.id}return-1},S.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,u=o.groupId,T=o.url;if(d)try{T=d.addDirectives(T)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(K.Events.AUDIO_TRACK_LOADING,{url:T,id:s,groupId:u,deliveryDirectives:d||null})}},A(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),C}(P.default);G.default=L},"./src/controller/base-playlist-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return A});var K=D("./src/polyfills/number.ts"),M=D("./src/types/level.ts"),P=D("./src/controller/level-helper.ts"),N=D("./src/utils/logger.ts"),k=D("./src/errors.ts"),A=function(){function _(L,O){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,O+":"),this.warn=N.logger.warn.bind(N.logger,O+":"),this.hls=L}var x=_.prototype;return x.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},x.onError=function(O,C){C.fatal&&C.type===k.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},x.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},x.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},x.stopLoad=function(){this.canLoad=!1,this.clearTimer()},x.switchParams=function(O,C){var S=C==null?void 0:C.renditionReports;if(S)for(var b=0;b<S.length;b++){var d=S[b],o=""+d.URI;if(o===O.substr(-o.length)){var s=parseInt(d["LAST-MSN"]),u=parseInt(d["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var T=Math.min(C.age-C.partTarget,C.targetduration);u!==void 0&&T>C.partTarget&&(u+=1)}if(Object(K.isFiniteNumber)(s))return new M.HlsUrlParameters(s,Object(K.isFiniteNumber)(u)?u:void 0,M.HlsSkip.No)}}},x.loadPlaylist=function(O){},x.shouldLoadTrack=function(O){return this.canLoad&&O&&!!O.url&&(!O.details||O.details.live)},x.playlistLoaded=function(O,C,S){var b=this,d=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-s,d.live||S!=null&&S.live){if(d.reloaded(S),S&&this.log("live playlist "+O+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),S&&d.fragments.length>0&&Object(P.mergeDetails)(S,d),!this.canLoad||!d.live)return;var u,T=void 0,f=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var p=this.hls.config.lowLatencyMode,w=d.lastPartSn,y=d.endSN,h=d.lastPartIndex,c=h!==-1,l=w===y,a=p?0:h;c?(T=l?y+1:w,f=l?a:h+1):T=y+1;var v=d.age,g=v+d.ageHeader,m=Math.min(g-d.partTarget,d.targetduration*1.5);if(m>0){if(S&&m>S.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+S.tuneInGoal+" to: "+m+" with playlist age: "+d.age),m=0;else{var R=Math.floor(m/d.targetduration);if(T+=R,f!==void 0){var U=Math.round(m%d.targetduration/d.partTarget);f+=U}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+m+" skip sn "+R+" to part "+f)}d.tuneInGoal=m}if(u=this.getDeliveryDirectives(d,C.deliveryDirectives,T,f),p||!l){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(d,C.deliveryDirectives,T,f);var W=Object(P.computeReloadInterval)(d,o);T!==void 0&&d.canBlockReload&&(W-=d.partTarget||1),this.log("reload live playlist "+O+" in "+Math.round(W)+" ms"),this.timer=self.setTimeout(function(){return b.loadPlaylist(u)},W)}else this.clearTimer()},x.getDeliveryDirectives=function(O,C,S,b){var d=Object(M.getSkipValue)(O,S);return C!=null&&C.skip&&O.deltaUpdateFailed&&(S=C.msn,b=C.part,d=M.HlsSkip.No),new M.HlsUrlParameters(S,b,d)},x.retryLoadingOrFail=function(O){var C=this,S=this.hls.config,b=this.retryCount<S.levelLoadingMaxRetry;if(b){var d;if(this.retryCount++,O.details.indexOf("LoadTimeOut")>-1&&(d=O.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+O.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*S.levelLoadingRetryDelay,S.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+O.details+'"')}}else this.warn('cannot recover from error "'+O.details+'"'),this.clearTimer(),O.fatal=!0;return b},_}()},"./src/controller/base-stream-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"State",function(){return y}),D.d(G,"default",function(){return h});var K=D("./src/polyfills/number.ts"),M=D("./src/task-loop.ts"),P=D("./src/controller/fragment-tracker.ts"),N=D("./src/utils/buffer-helper.ts"),k=D("./src/utils/logger.ts"),A=D("./src/events.ts"),_=D("./src/errors.ts"),x=D("./src/types/transmuxer.ts"),L=D("./src/utils/mp4-tools.ts"),O=D("./src/utils/discontinuities.ts"),C=D("./src/controller/fragment-finders.ts"),S=D("./src/controller/level-helper.ts"),b=D("./src/loader/fragment-loader.ts"),d=D("./src/crypt/decrypter.ts"),o=D("./src/utils/time-ranges.ts"),s=D("./src/types/loader.ts");function u(c,l){for(var a=0;a<l.length;a++){var v=l[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(c,v.key,v)}}function T(c,l,a){return l&&u(c.prototype,l),a&&u(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 p(c,l){c.prototype=Object.create(l.prototype),c.prototype.constructor=c,w(c,l)}function w(c,l){return w=Object.setPrototypeOf||function(v,g){return v.__proto__=g,v},w(c,l)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},h=function(c){p(l,c);function l(v,g,m){var R;return R=c.call(this)||this,R.hls=void 0,R.fragPrevious=null,R.fragCurrent=null,R.fragmentTracker=void 0,R.transmuxer=null,R._state=y.STOPPED,R.media=void 0,R.mediaBuffer=void 0,R.config=void 0,R.bitrateTest=!1,R.lastCurrentTime=0,R.nextLoadPosition=0,R.startPosition=0,R.loadedmetadata=!1,R.fragLoadError=0,R.retryDate=0,R.levels=null,R.fragmentLoader=void 0,R.levelLastLoaded=null,R.startFragRequested=!1,R.decrypter=void 0,R.initPTS=[],R.onvseeking=null,R.onvended=null,R.logPrefix="",R.log=void 0,R.warn=void 0,R.logPrefix=m,R.log=k.logger.log.bind(k.logger,m+":"),R.warn=k.logger.warn.bind(k.logger,m+":"),R.hls=v,R.fragmentLoader=new b.default(v.config),R.fragmentTracker=g,R.config=v.config,R.decrypter=new d.default(v,v.config),v.on(A.Events.KEY_LOADED,R.onKeyLoaded,f(R)),R}var a=l.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(g){},a.stopLoad=function(){this.fragmentLoader.abort();var g=this.fragCurrent;g&&this.fragmentTracker.removeFragment(g),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},a._streamEnded=function(g,m){var R=this.fragCurrent,U=this.fragmentTracker;if(!m.live&&R&&R.sn===m.endSN&&!g.nextStart){var W=U.getState(R);return W===P.FragmentState.PARTIAL||W===P.FragmentState.OK}return!1},a.onMediaAttached=function(g,m){var R=this.media=this.mediaBuffer=m.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),R.addEventListener("seeking",this.onvseeking),R.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(U.startPosition)},a.onMediaDetaching=function(){var g=this.media;g!=null&&g.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),g&&(g.removeEventListener("seeking",this.onvseeking),g.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 g=this.config,m=this.fragCurrent,R=this.media,U=this.mediaBuffer,W=this.state,X=R?R.currentTime:0,B=N.BufferHelper.bufferInfo(U||R,X,g.maxBufferHole);if(this.log("media seeking to "+(Object(K.isFiniteNumber)(X)?X.toFixed(3):X)+", state: "+W),W===y.ENDED)this.resetLoadingState();else if(m&&!B.len){var F=g.maxFragLookUpTolerance,z=m.start-F,Q=m.start+m.duration+F,ie=X>Q;(X<z||ie)&&(ie&&m.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),m.loader.abort()),this.resetLoadingState())}R&&(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(g,m){if(this.state!==y.KEY_LOADING||m.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var R=this.levels[m.frag.level].details;R&&this.loadFragment(m.frag,R,m.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(A.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(g,m){this.log("Loading key for "+g.sn+" of ["+m.startSN+"-"+m.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level),this.state=y.KEY_LOADING,this.fragCurrent=g,this.hls.trigger(A.Events.KEY_LOADING,{frag:g})},a.loadFragment=function(g,m,R){this._loadFragForPlayback(g,m,R)},a._loadFragForPlayback=function(g,m,R){var U=this,W=function(B){if(U.fragContextChanged(g)){U.warn("Fragment "+g.sn+(B.part?" p: "+B.part.index:"")+" of level "+g.level+" was dropped during download."),U.fragmentTracker.removeFragment(g);return}g.stats.chunkCount++,U._handleFragmentLoadProgress(B)};this._doFragLoad(g,m,R,W).then(function(X){if(!X)return;U.fragLoadError=0;var B=U.state;if(U.fragContextChanged(g)){(B===y.FRAG_LOADING||B===y.BACKTRACKING||!U.fragCurrent&&B===y.PARSING)&&(U.fragmentTracker.removeFragment(g),U.state=y.IDLE);return}if("payload"in X&&(U.log("Loaded fragment "+g.sn+" of level "+g.level),U.hls.trigger(A.Events.FRAG_LOADED,X),U.state===y.BACKTRACKING)){U.fragmentTracker.backtrack(g,X),U.resetFragmentLoading(g);return}U._handleFragmentLoadComplete(X)}).catch(function(X){U.warn(X),U.resetFragmentLoading(g)})},a.flushMainBuffer=function(g,m,R){if(R===void 0&&(R=null),!(g-m))return;var U={startOffset:g,endOffset:m,type:R};this.fragLoadError=0,this.hls.trigger(A.Events.BUFFER_FLUSHING,U)},a._loadInitSegment=function(g){var m=this;this._doFragLoad(g).then(function(R){if(!R||m.fragContextChanged(g)||!m.levels)throw new Error("init load aborted");return R}).then(function(R){var U=m.hls,W=R.payload,X=g.decryptdata;if(W&&W.byteLength>0&&X&&X.key&&X.iv&&X.method==="AES-128"){var B=self.performance.now();return m.decrypter.webCryptoDecrypt(new Uint8Array(W),X.key.buffer,X.iv.buffer).then(function(F){var z=self.performance.now();return U.trigger(A.Events.FRAG_DECRYPTED,{frag:g,payload:F,stats:{tstart:B,tdecrypt:z}}),R.payload=F,R})}return R}).then(function(R){var U=m.fragCurrent,W=m.hls,X=m.levels;if(!X)throw new Error("init load aborted, missing levels");var B=X[g.level].details;console.assert(B,"Level details are defined when init segment is loaded");var F=g.stats;m.state=y.IDLE,m.fragLoadError=0,g.data=new Uint8Array(R.payload),F.parsing.start=F.buffering.start=self.performance.now(),F.parsing.end=F.buffering.end=self.performance.now(),R.frag===U&&W.trigger(A.Events.FRAG_BUFFERED,{stats:F,frag:U,part:null,id:g.type}),m.tick()}).catch(function(R){m.warn(R),m.resetFragmentLoading(g)})},a.fragContextChanged=function(g){var m=this.fragCurrent;return!g||!m||g.level!==m.level||g.sn!==m.sn||g.urlId!==m.urlId},a.fragBufferedComplete=function(g,m){var R=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+g.type+" sn: "+g.sn+(m?" part: "+m.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level+" "+o.default.toString(N.BufferHelper.getBuffered(R))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(g){var m=this.transmuxer;if(!m)return;var R=g.frag,U=g.part,W=g.partsLoaded,X=!W||W.length===0||W.some(function(F){return!F}),B=new x.ChunkMetadata(R.level,R.sn,R.stats.chunkCount+1,0,U?U.index:-1,!X);m.flush(B)},a._handleFragmentLoadProgress=function(g){},a._doFragLoad=function(g,m,R,U){var W=this;if(R===void 0&&(R=null),!this.levels)throw new Error("frag load aborted, missing levels");if(R=Math.max(g.start,R||0),this.config.lowLatencyMode&&m){var X=m.partList;if(X&&U){R>g.end&&m.fragmentHint&&(g=m.fragmentHint);var B=this.getNextPart(X,g,R);if(B>-1){var F=X[B];return this.log("Loading part sn: "+g.sn+" p: "+F.index+" cc: "+g.cc+" of playlist ["+m.startSN+"-"+m.endSN+"] parts [0-"+B+"-"+(X.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(R.toFixed(3))),this.nextLoadPosition=F.start+F.duration,this.state=y.FRAG_LOADING,this.hls.trigger(A.Events.FRAG_LOADING,{frag:g,part:X[B],targetBufferTime:R}),this.doFragPartsLoad(g,X,B,U).catch(function(z){return W.handleFragLoadError(z)})}else if(!g.url||this.loadedEndOfParts(X,R))return Promise.resolve(null)}}return this.log("Loading fragment "+g.sn+" cc: "+g.cc+" "+(m?"of ["+m.startSN+"-"+m.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(R.toFixed(3))),Object(K.isFiniteNumber)(g.sn)&&!this.bitrateTest&&(this.nextLoadPosition=g.start+g.duration),this.state=y.FRAG_LOADING,this.hls.trigger(A.Events.FRAG_LOADING,{frag:g,targetBufferTime:R}),this.fragmentLoader.load(g,U).catch(function(z){return W.handleFragLoadError(z)})},a.doFragPartsLoad=function(g,m,R,U){var W=this;return new Promise(function(X,B){var F=[],z=function Q(ie){var ce=m[ie];W.fragmentLoader.loadPart(g,ce,U).then(function(Ce){F[ce.index]=Ce;var pe=Ce.part;W.hls.trigger(A.Events.FRAG_LOADED,Ce);var Te=m[ie+1];if(Te&&Te.fragment===g)Q(ie+1);else return X({frag:g,part:pe,partsLoaded:F})}).catch(B)};z(R)})},a.handleFragLoadError=function(g){var m=g.data;return m&&m.details===_.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(m.frag,m.part):this.hls.trigger(A.Events.ERROR,m),null},a._handleTransmuxerFlush=function(g){var m=this.getCurrentContext(g);if(!m||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var R=m.frag,U=m.part,W=m.level,X=self.performance.now();R.stats.parsing.end=X,U&&(U.stats.parsing.end=X),this.updateLevelTiming(R,U,W,g.partial)},a.getCurrentContext=function(g){var m=this.levels,R=g.level,U=g.sn,W=g.part;if(!m||!m[R])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+R+". The current chunk will not be buffered."),null;var X=m[R],B=W>-1?Object(S.getPartWith)(X,U,W):null,F=B?B.fragment:Object(S.getFragmentWithSN)(X,U,this.fragCurrent);return F?{frag:F,part:B,level:X}:null},a.bufferFragmentData=function(g,m,R,U){if(!g||this.state!==y.PARSING)return;var W=g.data1,X=g.data2,B=W;if(W&&X&&(B=Object(L.appendUint8Array)(W,X)),!B||!B.length)return;var F={type:g.type,frag:m,part:R,chunkMeta:U,parent:m.type,data:B};this.hls.trigger(A.Events.BUFFER_APPENDING,F),g.dropped&&g.independent&&!R&&this.flushBufferGap(m)},a.flushBufferGap=function(g){var m=this.media;if(!m)return;if(!N.BufferHelper.isBuffered(m,m.currentTime)){this.flushMainBuffer(0,g.start);return}var R=m.currentTime,U=N.BufferHelper.bufferInfo(m,R,0),W=g.duration,X=Math.min(this.config.maxFragLookUpTolerance*2,W*.25),B=Math.max(Math.min(g.start-X,U.end-X),R+X);g.start-B>X&&this.flushMainBuffer(B,g.start)},a.getFwdBufferInfo=function(g,m){var R=this.config,U=this.getLoadPosition();if(!Object(K.isFiniteNumber)(U))return null;var W=N.BufferHelper.bufferInfo(g,U,R.maxBufferHole);if(W.len===0&&W.nextStart!==void 0){var X=this.fragmentTracker.getBufferedFrag(U,m);if(X&&W.nextStart<X.end)return N.BufferHelper.bufferInfo(g,U,Math.max(W.nextStart,R.maxBufferHole))}return W},a.getMaxBufferLength=function(g){var m=this.config,R;return g?R=Math.max(8*m.maxBufferSize/g,m.maxBufferLength):R=m.maxBufferLength,Math.min(R,m.maxMaxBufferLength)},a.reduceMaxBufferLength=function(g){var m=this.config,R=g||m.maxBufferLength;return m.maxMaxBufferLength>=R?(m.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+m.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(g,m){var R,U,W=m.fragments,X=W.length;if(!X)return null;var B=this.config,F=W[0].start,z;if(m.live){var Q=B.initialLiveManifestSize;if(X<Q)return this.warn("Not enough fragments to start playback (have: "+X+", need: "+Q+")"),null;!m.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(z=this.getInitialLiveFragment(m,W),this.startPosition=z?this.hls.liveSyncPosition||z.start:g)}else g<=F&&(z=W[0]);if(!z){var ie=B.lowLatencyMode?m.partEnd:m.fragmentEnd;z=this.getFragmentAtPosition(g,ie,m)}return(R=z)!==null&&R!==void 0&&R.initSegment&&!((U=z)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(z=z.initSegment),z},a.getNextPart=function(g,m,R){for(var U=-1,W=!1,X=!0,B=0,F=g.length;B<F;B++){var z=g[B];if(X=X&&!z.independent,U>-1&&R<z.start)break;var Q=z.loaded;!Q&&(W||z.independent||X)&&z.fragment===m&&(U=B),W=Q}return U},a.loadedEndOfParts=function(g,m){var R=g[g.length-1];return R&&m>R.start&&R.loaded},a.getInitialLiveFragment=function(g,m){var R=this.fragPrevious,U=null;if(R){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+R.programDateTime),U=Object(C.findFragmentByPDT)(m,R.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var W=R.sn+1;if(W>=g.startSN&&W<=g.endSN){var X=m[W-g.startSN];R.cc===X.cc&&(U=X,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(C.findFragWithCC)(m,R.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(U=this.getFragmentAtPosition(B,this.bitrateTest?g.fragmentEnd:g.edge,g))}return U},a.getFragmentAtPosition=function(g,m,R){var U=this.config,W=this.fragPrevious,X=R.fragments,B=R.endSN,F=R.fragmentHint,z=U.maxFragLookUpTolerance,Q=!!(U.lowLatencyMode&&R.partList&&F);Q&&F&&!this.bitrateTest&&(X=X.concat(F),B=F.sn);var ie;if(g<m){var ce=g>m-z?0:z;ie=Object(C.findFragmentByPTS)(W,X,g,ce)}else ie=X[X.length-1];if(ie){var Ce=ie.sn-R.startSN,pe=W&&ie.level===W.level,Te=X[Ce+1],se=this.fragmentTracker.getState(ie);if(se===P.FragmentState.BACKTRACKED){ie=null;for(var de=Ce;X[de]&&this.fragmentTracker.getState(X[de])===P.FragmentState.BACKTRACKED;)W?ie=X[de--]:ie=X[--de];ie||(ie=Te)}else W&&ie.sn===W.sn&&!Q&&(pe&&(ie.sn<B&&this.fragmentTracker.getState(Te)!==P.FragmentState.OK?(this.log("SN "+ie.sn+" just loaded, load next one: "+Te.sn),ie=Te):ie=null))}return ie},a.synchronizeToLiveEdge=function(g){var m=this.config,R=this.media;if(!R)return;var U=this.hls.liveSyncPosition,W=R.currentTime,X=g.fragments[0].start,B=g.edge,F=W>=X-m.maxFragLookUpTolerance&&W<=B;if(U!==null&&R.duration>U&&(W<U||!F)){var z=m.liveMaxLatencyDuration!==void 0?m.liveMaxLatencyDuration:m.liveMaxLatencyDurationCount*g.targetduration;(!F&&R.readyState<4||W<B-z)&&(this.loadedmetadata||(this.nextLoadPosition=U),R.readyState&&(this.warn("Playback: "+W.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+U.toFixed(3)),R.currentTime=U))}},a.alignPlaylists=function(g,m){var R=this.levels,U=this.levelLastLoaded,W=this.fragPrevious,X=U!==null?R[U]:null,B=g.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var F=g.fragments[0].start,z=!m,Q=g.alignedSliding&&Object(K.isFiniteNumber)(F);if(z||!Q&&!F){Object(O.alignStream)(W,X,g);var ie=g.fragments[0].start;return this.log("Live playlist sliding: "+ie.toFixed(2)+" start-sn: "+(m?m.startSN:"na")+"->"+g.startSN+" prev-sn: "+(W?W.sn:"na")+" fragments: "+B),ie}return F},a.waitForCdnTuneIn=function(g){var m=3;return g.live&&g.canBlockReload&&g.tuneInGoal>Math.max(g.partHoldBack,g.partTarget*m)},a.setStartPosition=function(g,m){var R=this.startPosition;if(R<m&&(R=-1),R===-1||this.lastCurrentTime===-1){var U=g.startTimeOffset;Object(K.isFiniteNumber)(U)?(R=m+U,U<0&&(R+=g.totalduration),R=Math.min(Math.max(m,R),m+g.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+R),this.startPosition=R):g.live?R=this.hls.liveSyncPosition||m:this.startPosition=R=0,this.lastCurrentTime=R}this.nextLoadPosition=R},a.getLoadPosition=function(){var g=this.media,m=0;return this.loadedmetadata&&g?m=g.currentTime:this.nextLoadPosition&&(m=this.nextLoadPosition),m},a.handleFragLoadAborted=function(g,m){this.transmuxer&&g.sn!=="initSegment"&&g.stats.aborted&&(this.warn("Fragment "+g.sn+(m?" part"+m.index:"")+" of level "+g.level+" was aborted"),this.resetFragmentLoading(g))},a.resetFragmentLoading=function(g){(!this.fragCurrent||!this.fragContextChanged(g))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(g,m){if(m.fatal)return;var R=m.frag;if(!R||R.type!==g)return;var U=this.fragCurrent;console.assert(U&&R.sn===U.sn&&R.level===U.level&&R.urlId===U.urlId,"Frag load error must match current frag to retry");var W=this.config;if(this.fragLoadError+1<=W.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(R.level))return;var X=Math.min(Math.pow(2,this.fragLoadError)*W.fragLoadingRetryDelay,W.fragLoadingMaxRetryTimeout);this.warn("Fragment "+R.sn+" of "+g+" "+R.level+" failed to load, retrying in "+X+"ms"),this.retryDate=self.performance.now()+X,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else m.levelRetry?(g===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(k.logger.error(m.details+" reaches max retry, redispatch as fatal ..."),m.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(g,m,R){if(!g)return;var U=N.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(m,U,R),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(g){if(!this.loadedmetadata){this.startFragRequested=!1;var m=this.levels?this.levels[g].details:null;if(m!=null&&m.live)return this.startPosition=-1,this.setStartPosition(m,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(g,m,R,U){var W=this,X=R.details;console.assert(!!X,"level.details must be defined");var B=Object.keys(g.elementaryStreams).reduce(function(F,z){var Q=g.elementaryStreams[z];if(Q){var ie=Q.endPTS-Q.startPTS;if(ie<=0)return W.warn("Could not parse fragment "+g.sn+" "+z+" duration reliably ("+ie+") resetting transmuxer to fallback to playlist timing"),W.resetTransmuxer(),F||!1;var ce=U?0:Object(S.updateFragPTSDTS)(X,g,Q.startPTS,Q.endPTS,Q.startDTS,Q.endDTS);return W.hls.trigger(A.Events.LEVEL_PTS_UPDATED,{details:X,level:R,drift:ce,type:z,frag:g,start:Q.startPTS,end:Q.endPTS}),!0}return F},!1);B?(this.state=y.PARSED,this.hls.trigger(A.Events.FRAG_PARSED,{frag:g,part:m})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},T(l,[{key:"state",get:function(){return this._state},set:function(g){var m=this._state;m!==g&&(this._state=g,this.log(m+"->"+g))}}]),l}(M.default)},"./src/controller/buffer-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return C});var K=D("./src/polyfills/number.ts"),M=D("./src/events.ts"),P=D("./src/utils/logger.ts"),N=D("./src/errors.ts"),k=D("./src/utils/buffer-helper.ts"),A=D("./src/utils/mediasource-helper.ts"),_=D("./src/loader/fragment.ts"),x=D("./src/controller/buffer-operation-queue.ts"),L=Object(A.getMediaSource)(),O=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function S(d){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 s=o.hls,u=o.media,T=o.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),s.trigger(M.Events.MEDIA_ATTACHED,{media:u})),T&&T.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var b=S.prototype;return b.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},b.destroy=function(){this.unregisterListeners(),this.details=null},b.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)},b.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)},b._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new x.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},b.onManifestParsed=function(o,s){var u=2;(s.audio&&!s.video||!s.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},b.onMediaAttaching=function(o,s){var u=this.media=s.media;if(u&&L){var T=this.mediaSource=new L;T.addEventListener("sourceopen",this._onMediaSourceOpen),T.addEventListener("sourceended",this._onMediaSourceEnded),T.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(T),this._objectUrl=u.src}},b.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,u=this._objectUrl;if(s){if(P.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(T){P.logger.warn("[buffer-controller]: onMediaDetaching: "+T.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(o.removeAttribute("src"),o.load()):P.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(M.Events.MEDIA_DETACHED,void 0)},b.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var u=o.sourceBuffer[s];try{u&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[s]=void 0)}catch(T){P.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",T)}}),this._initSourceBuffer()},b.onBufferCodecs=function(o,s){var u=this,T=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(f){if(T){var p=u.tracks[f];if(p&&typeof p.buffer.changeType=="function"){var w=s[f],y=w.codec,h=w.levelCodec,c=w.container,l=(p.levelCodec||p.codec).replace(O,"$1"),a=(h||y).replace(O,"$1");if(l!==a){var v=c+";codecs="+(h||y);u.appendChangeType(f,v)}}}else u.pendingTracks[f]=s[f]}),T)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},b.appendChangeType=function(o,s){var u=this,T=this.operationQueue,f={execute:function(){var w=u.sourceBuffer[o];w&&(P.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),w.changeType(s)),T.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(w){P.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",w)}};T.append(f,o)},b.onBufferAppending=function(o,s){var u=this,T=this.hls,f=this.operationQueue,p=this.tracks,w=s.data,y=s.type,h=s.frag,c=s.part,l=s.chunkMeta,a=l.buffering[y],v=self.performance.now();a.start=v;var g=h.stats.buffering,m=c?c.stats.buffering:null;g.start===0&&(g.start=v),m&&m.start===0&&(m.start=v);var R=p.audio,U=y==="audio"&&l.id===1&&(R==null?void 0:R.container)==="audio/mpeg",W={execute:function(){if(a.executeStart=self.performance.now(),U){var B=u.sourceBuffer[y];if(B){var F=h.start-B.timestampOffset;Math.abs(F)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+F+") sn: "+h.sn+")"),B.timestampOffset=h.start)}}u.appendExecutor(w,y)},onStart:function(){},onComplete:function(){var B=self.performance.now();a.executeEnd=a.end=B,g.first===0&&(g.first=B),m&&m.first===0&&(m.first=B);var F=u.sourceBuffer,z={};for(var Q in F)z[Q]=k.BufferHelper.getBuffered(F[Q]);u.appendError=0,u.hls.trigger(M.Events.BUFFER_APPENDED,{type:y,frag:h,part:c,chunkMeta:l,parent:h.type,timeRanges:z})},onError:function(B){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",B);var F={type:N.ErrorTypes.MEDIA_ERROR,parent:h.type,details:N.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?F.details=N.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,F.details=N.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>T.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+T.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),F.fatal=!0)),T.trigger(M.Events.ERROR,F)}};f.append(W,y)},b.onBufferFlushing=function(o,s){var u=this,T=this.operationQueue,f=function(w){return{execute:u.removeExecutor.bind(u,w,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(M.Events.BUFFER_FLUSHED,{type:w})},onError:function(h){P.logger.warn("[buffer-controller]: Failed to remove from "+w+" SourceBuffer",h)}}};s.type?T.append(f(s.type),s.type):this.getSourceBufferTypes().forEach(function(p){T.append(f(p),p)})},b.onFragParsed=function(o,s){var u=this,T=s.frag,f=s.part,p=[],w=f?f.elementaryStreams:T.elementaryStreams;w[_.ElementaryStreamTypes.AUDIOVIDEO]?p.push("audiovideo"):(w[_.ElementaryStreamTypes.AUDIO]&&p.push("audio"),w[_.ElementaryStreamTypes.VIDEO]&&p.push("video"));var y=function(){var c=self.performance.now();T.stats.buffering.end=c,f&&(f.stats.buffering.end=c);var l=f?f.stats:T.stats;u.hls.trigger(M.Events.FRAG_BUFFERED,{frag:T,part:f,stats:l,id:T.type})};p.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+T.type+" level: "+T.level+" sn: "+T.sn),this.blockBuffers(y,p)},b.onFragChanged=function(o,s){this.flushBackBuffer()},b.onBufferEos=function(o,s){var u=this,T=this.getSourceBufferTypes().reduce(function(f,p){var w=u.sourceBuffer[p];return(!s.type||s.type===p)&&(w&&!w.ended&&(w.ended=!0,P.logger.log("[buffer-controller]: "+p+" sourceBuffer now EOS"))),f&&!!(!w||w.ended)},!0);T&&this.blockBuffers(function(){var f=u.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},b.onLevelUpdated=function(o,s){var u=s.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},b.flushBackBuffer=function(){var o=this.hls,s=this.details,u=this.media,T=this.sourceBuffer;if(!u||s===null)return;var f=this.getSourceBufferTypes();if(!f.length)return;var p=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(K.isFiniteNumber)(p)||p<0)return;var w=u.currentTime,y=s.levelTargetDuration,h=Math.max(p,y),c=Math.floor(w/y)*y-h;f.forEach(function(l){var a=T[l];if(a){var v=k.BufferHelper.getBuffered(a);v.length>0&&c>v.start(0)&&(o.trigger(M.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),s.live&&o.trigger(M.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(M.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:l}))}})},b.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,u=this.media,T=this.mediaSource,f=o.fragments[0].start+o.totalduration,p=u.duration,w=Object(K.isFiniteNumber)(T.duration)?T.duration:0;o.live&&s.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),T.duration=Infinity,this.updateSeekableRange(o)):(f>w&&f>p||!Object(K.isFiniteNumber)(p))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+f.toFixed(3)),T.duration=f)},b.updateSeekableRange=function(o){var s=this.mediaSource,u=o.fragments,T=u.length;if(T&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var f=Math.max(0,u[0].start),p=Math.max(f,f+o.totalduration);s.setLiveSeekableRange(f,p)}},b.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,u=this.pendingTracks,T=Object.keys(u).length;if(T&&!o||T===2){this.createSourceBuffers(u),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(p){s.executeNext(p)})}},b.createSourceBuffers=function(o){var s=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var T=0;for(var f in o)if(!s[f]){var p=o[f];if(!p)throw Error("source buffer exists for track "+f+", however track does not");var w=p.levelCodec||p.codec,y=p.container+";codecs="+w;P.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var h=s[f]=u.addSourceBuffer(y),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:w,container:p.container,levelCodec:p.levelCodec,id:p.id},T++}catch(l){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(M.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:y})}}T&&this.hls.trigger(M.Events.BUFFER_CREATED,{tracks:this.tracks})},b._onSBUpdateStart=function(o){var s=this.operationQueue,u=s.current(o);u.onStart()},b._onSBUpdateEnd=function(o){var s=this.operationQueue,u=s.current(o);u.onComplete(),s.shiftAndExecuteNext(o)},b._onSBUpdateError=function(o,s){P.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(M.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(s)},b.removeExecutor=function(o,s,u){var T=this.media,f=this.mediaSource,p=this.operationQueue,w=this.sourceBuffer,y=w[o];if(!T||!f||!y){P.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),p.shiftAndExecuteNext(o);return}var h=Object(K.isFiniteNumber)(T.duration)?T.duration:Infinity,c=Object(K.isFiniteNumber)(f.duration)?f.duration:Infinity,l=Math.max(0,s),a=Math.min(u,h,c);a>l?(P.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(l,a)):p.shiftAndExecuteNext(o)},b.appendExecutor=function(o,s){var u=this.operationQueue,T=this.sourceBuffer,f=T[s];if(!f){P.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(s);return}f.ended=!1,console.assert(!f.updating,s+" sourceBuffer must not be updating"),f.appendBuffer(o)},b.blockBuffers=function(o,s){var u=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var T=this.operationQueue,f=s.map(function(p){return T.appendBlocker(p)});Promise.all(f).then(function(){o(),s.forEach(function(p){var w=u.sourceBuffer[p];(!w||!w.updating)&&T.shiftAndExecuteNext(p)})})},b.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},b.addBufferListener=function(o,s,u){var T=this.sourceBuffer[o];if(!T)return;var f=u.bind(this,o);this.listeners[o].push({event:s,listener:f}),T.addEventListener(s,f)},b.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(u){s.removeEventListener(u.event,u.listener)})},S}()},"./src/controller/buffer-operation-queue.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return M});var K=D("./src/utils/logger.ts"),M=function(){function P(k){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=k}var N=P.prototype;return N.append=function(A,_){var x=this.queues[_];x.push(A),x.length===1&&this.buffers[_]&&this.executeNext(_)},N.insertAbort=function(A,_){var x=this.queues[_];x.unshift(A),this.executeNext(_)},N.appendBlocker=function(A){var _,x=new Promise(function(O){_=O}),L={execute:_,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(L,A),x},N.executeNext=function(A){var _=this.buffers,x=this.queues,L=_[A],O=x[A];if(O.length){var C=O[0];try{C.execute()}catch(S){K.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(S),(!L||!L.updating)&&(O.shift(),this.executeNext(A))}}},N.shiftAndExecuteNext=function(A){this.queues[A].shift(),this.executeNext(A)},N.current=function(A){return this.queues[A][0]},P}()},"./src/controller/cap-level-controller.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/events.ts");function M(k,A){for(var _=0;_<A.length;_++){var x=A[_];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(k,x.key,x)}}function P(k,A,_){return A&&M(k.prototype,A),_&&M(k,_),k}var N=function(){function k(_){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=_,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var A=k.prototype;return A.setStreamController=function(x){this.streamController=x},A.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},A.registerListeners=function(){var x=this.hls;x.on(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),x.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),x.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),x.on(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),x.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},A.unregisterListener=function(){var x=this.hls;x.off(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),x.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),x.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),x.off(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),x.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},A.onFpsDropLevelCapping=function(x,L){k.isLevelAllowed(L.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(L.droppedLevel)},A.onMediaAttaching=function(x,L){this.media=L.media instanceof HTMLVideoElement?L.media:null},A.onManifestParsed=function(x,L){var O=this.hls;this.restrictedLevels=[],this.firstLevel=L.firstLevel,O.config.capLevelToPlayerSize&&L.video&&this.startCapping()},A.onBufferCodecs=function(x,L){var O=this.hls;O.config.capLevelToPlayerSize&&L.video&&this.startCapping()},A.onMediaDetaching=function(){this.stopCapping()},A.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var x=this.hls.levels;if(x.length){var L=this.hls;L.autoLevelCapping=this.getMaxLevel(x.length-1),L.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=L.autoLevelCapping}}},A.getMaxLevel=function(x){var L=this,O=this.hls.levels;if(!O.length)return-1;var C=O.filter(function(S,b){return k.isLevelAllowed(b,L.restrictedLevels)&&b<=x});return this.clientRect=null,k.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},A.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()},A.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},A.getDimensions=function(){if(this.clientRect)return this.clientRect;var x=this.media,L={width:0,height:0};if(x){var O=x.getBoundingClientRect();L.width=O.width,L.height=O.height,!L.width&&!L.height&&(L.width=O.right-O.left||x.width||0,L.height=O.bottom-O.top||x.height||0)}return this.clientRect=L,L},k.isLevelAllowed=function(x,L){return L===void 0&&(L=[]),L.indexOf(x)===-1},k.getMaxLevelByMediaSize=function(x,L,O){if(!x||!x.length)return-1;for(var C=function(s,u){return u?s.width!==u.width||s.height!==u.height:!0},S=x.length-1,b=0;b<x.length;b+=1){var d=x[b];if((d.width>=L||d.height>=O)&&C(d,x[b+1])){S=b;break}}return S},P(k,[{key:"mediaWidth",get:function(){return this.getDimensions().width*k.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*k.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var x=1;try{x=self.devicePixelRatio}catch(L){}return x}}]),k}();G.default=N},"./src/controller/cmcd-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return C});var K=D("./src/events.ts"),M=D("./src/types/cmcd.ts"),P=D("./src/utils/buffer-helper.ts"),N=D("./src/utils/logger.ts");function k(S,b){for(var d=0;d<b.length;d++){var o=b[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(S,o.key,o)}}function A(S,b,d){return b&&k(S.prototype,b),d&&k(S,d),S}function _(S,b){var d=typeof Symbol!="undefined"&&S[Symbol.iterator]||S["@@iterator"];if(d)return(d=d.call(S)).next.bind(d);if(Array.isArray(S)||(d=x(S))||b&&S&&typeof S.length=="number"){d&&(S=d);var o=0;return function(){return o>=S.length?{done:!0}:{done:!1,value:S[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 x(S,b){if(!S)return;if(typeof S=="string")return L(S,b);var d=Object.prototype.toString.call(S).slice(8,-1);if(d==="Object"&&S.constructor&&(d=S.constructor.name),d==="Map"||d==="Set")return Array.from(S);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return L(S,b)}function L(S,b){(b==null||b>S.length)&&(b=S.length);for(var d=0,o=new Array(b);d<b;d++)o[d]=S[d];return o}function O(){return O=Object.assign||function(S){for(var b=1;b<arguments.length;b++){var d=arguments[b];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(S[o]=d[o])}return S},O.apply(this,arguments)}var C=function(){function S(d){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(T){try{o.apply(T,{ot:M.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(f){N.logger.warn("Could not generate manifest CMCD data.",f)}},this.applyFragmentData=function(T){try{var f=T.frag,p=o.hls.levels[f.level],w=o.getObjectType(f),y={d:f.duration*1e3,ot:w};(w===M.CMCDObjectType.VIDEO||w===M.CMCDObjectType.AUDIO||w==M.CMCDObjectType.MUXED)&&(y.br=p.bitrate/1e3,y.tb=o.getTopBandwidth(w),y.bl=o.getBufferLength(w)),o.apply(T,y)}catch(h){N.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var s=this.config=d.config,u=s.cmcd;u!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||S.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var b=S.prototype;return b.registerListeners=function(){var o=this.hls;o.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(K.Events.BUFFER_CREATED,this.onBufferCreated,this)},b.unregisterListeners=function(){var o=this.hls;o.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(K.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},b.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},b.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},b.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},b.onBufferCreated=function(o,s){var u,T;this.audioBuffer=(u=s.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(T=s.tracks.video)===null||T===void 0?void 0:T.buffer},b.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}},b.apply=function(o,s){s===void 0&&(s={}),O(s,this.createData());var u=s.ot===M.CMCDObjectType.INIT||s.ot===M.CMCDObjectType.VIDEO||s.ot===M.CMCDObjectType.MUXED;if(this.starved&&u&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var T=S.toHeaders(s);if(!Object.keys(T).length)return;o.headers||(o.headers={}),O(o.headers,T)}else{var f=S.toQuery(s);if(!f)return;o.url=S.appendQueryToUri(o.url,f)}},b.getObjectType=function(o){var s=o.type;return s==="subtitle"?M.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?M.CMCDObjectType.INIT:s==="audio"?M.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?M.CMCDObjectType.VIDEO:M.CMCDObjectType.MUXED:void 0},b.getTopBandwidth=function(o){for(var s=0,u=o===M.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,T=_(u),f;!(f=T()).done;){var p=f.value;p.bitrate>s&&(s=p.bitrate)}return s>0?s:NaN},b.getBufferLength=function(o){var s=this.hls.media,u=o===M.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!s)return NaN;var T=P.BufferHelper.bufferInfo(u,s.currentTime,this.config.maxBufferHole);return T.len*1e3},b.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,u=o||this.config.loader;return function(){function T(p){this.loader=void 0,this.loader=new u(p)}var f=T.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,y,h){s(w),this.loader.load(w,y,h)},A(T,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),T}()},b.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,u=o||this.config.loader;return function(){function T(p){this.loader=void 0,this.loader=new u(p)}var f=T.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,y,h){s(w),this.loader.load(w,y,h)},A(T,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),T}()},S.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},S.serialize=function(o){for(var s=[],u=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},T=function(U){return Math.round(U)},f=function(U){return T(U/100)*100},p=function(U){return encodeURIComponent(U)},w={br:T,d:T,bl:f,dl:f,mtp:f,nor:p,rtp:f,tb:T},y=Object.keys(o||{}).sort(),h=_(y),c;!(c=h()).done;){var l=c.value,a=o[l];if(!u(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var v=w[l];v&&(a=v(a));var g=typeof a,m=void 0;l==="ot"||l==="sf"||l==="st"?m=l+"="+a:g==="boolean"?m=l:g==="number"?m=l+"="+a:m=l+"="+JSON.stringify(a),s.push(m)}return s.join(",")},S.toHeaders=function(o){for(var s=Object.keys(o),u={},T=["Object","Request","Session","Status"],f=[{},{},{},{}],p={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},w=0,y=s;w<y.length;w++){var h=y[w],c=p[h]!=null?p[h]:1;f[c][h]=o[h]}for(var l=0;l<f.length;l++){var a=S.serialize(f[l]);a&&(u["CMCD-"+T[l]]=a)}return u},S.toQuery=function(o){return"CMCD="+encodeURIComponent(S.serialize(o))},S.appendQueryToUri=function(o,s){if(!s)return o;var u=o.includes("?")?"&":"?";return""+o+u+s},S}()},"./src/controller/eme-controller.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),M=D("./src/errors.ts"),P=D("./src/utils/logger.ts"),N=D("./src/utils/mediakeys-helper.ts");function k(C,S){for(var b=0;b<S.length;b++){var d=S[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function A(C,S,b){return S&&k(C.prototype,S),b&&k(C,b),C}var _=3,x=function(S,b,d){var o={audioCapabilities:[],videoCapabilities:[]};return S.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:d.audioRobustness||""})}),b.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:d.videoRobustness||""})}),[o]},L=function(S,b,d,o){switch(S){case N.KeySystems.WIDEVINE:return x(b,d,o);default:throw new Error("Unknown key-system: "+S)}},O=function(){function C(b){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=b,this._config=b.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 S=C.prototype;return S.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},S._registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},S._unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},S.getLicenseServerUrl=function(d){switch(d){case N.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},S._attemptKeySystemAccess=function(d,o,s){var u=this,T=L(d,o,s,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var f=this.requestMediaKeySystemAccess(d,T);this.mediaKeysPromise=f.then(function(p){return u._onMediaKeySystemAccessObtained(d,p)}),f.catch(function(p){P.logger.error('Failed to obtain key-system "'+d+'" access:',p)})},S._onMediaKeySystemAccessObtained=function(d,o){var s=this;P.logger.log('Access for key-system "'+d+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(u);var T=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(f){return u.mediaKeys=f,P.logger.log('Media-keys created for key-system "'+d+'"'),s._onMediaKeysCreated(),f});return T.catch(function(f){P.logger.error("Failed to create media-keys:",f)}),T},S._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},S._onNewMediaKeySession=function(d){var o=this;P.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(s){o._onKeySessionMessage(d,s.message)},!1)},S._onKeySessionMessage=function(d,o){P.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){P.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),d.update(s)})},S.onMediaEncrypted=function(d){var o=this;if(P.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(T){if(!o._media)return;o._attemptSetMediaKeys(T),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(s).catch(s)},S._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},S._generateRequestWithPreferredKeySession=function(d,o){var s=this,u=this._mediaKeysList[0];if(!u){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var T=u.mediaKeysSession;if(!T){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+d+'" init data type'),u.mediaKeysSessionInitialized=!0,T.generateRequest(d,o).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(f){P.logger.error("Error generating key-session request:",f),s.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},S._createLicenseXhr=function(d,o,s){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,d,o,s);var T=this._licenseXhrSetup;if(T)try{T.call(this.hls,u,d),T=void 0}catch(f){P.logger.error(f)}try{u.readyState||u.open("POST",d,!0),T&&T.call(this.hls,u,d)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return u},S._onLicenseRequestReadyStageChange=function(d,o,s,u){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var T=d.response,f=this._licenseResponseCallback;if(f)try{T=f.call(this.hls,d,o)}catch(w){P.logger.error(w)}u(T)}else{if(P.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>_){this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var p=_-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+p+" attempts left"),this._requestLicense(s,u)}break}},S._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case N.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},S._requestLicense=function(d,o){P.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(s.mediaKeySystemDomain),T=this._createLicenseXhr(u,d,o);P.logger.log("Sending license request to URL: "+u);var f=this._generateLicenseRequestChallenge(s,d);T.send(f)}catch(p){P.logger.error("Failure requesting DRM license: "+p),this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},S.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},S.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},S.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var s=o.levels.map(function(T){return T.audioCodec}).filter(function(T){return!!T}),u=o.levels.map(function(T){return T.videoCodec}).filter(function(T){return!!T});this._attemptKeySystemAccess(N.KeySystems.WIDEVINE,s,u)},A(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();G.default=O},"./src/controller/fps-controller.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),M=D("./src/utils/logger.ts"),P=function(){function N(A){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=A,this.registerListeners()}var k=N.prototype;return k.setStreamController=function(_){this.streamController=_},k.registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},k.unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching)},k.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},k.onMediaAttaching=function(_,x){var L=this.hls.config;if(L.capLevelOnFPSDrop){var O=x.media instanceof self.HTMLVideoElement?x.media:null;this.media=O,O&&typeof O.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),L.fpsDroppedMonitoringPeriod)}},k.checkFPS=function(_,x,L){var O=performance.now();if(x){if(this.lastTime){var C=O-this.lastTime,S=L-this.lastDroppedFrames,b=x-this.lastDecodedFrames,d=1e3*S/C,o=this.hls;if(o.trigger(K.Events.FPS_DROP,{currentDropped:S,currentDecoded:b,totalDroppedFrames:L}),d>0&&S>o.config.fpsDroppedMonitoringThreshold*b){var s=o.currentLevel;M.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=s)&&(s=s-1,o.trigger(K.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=O,this.lastDroppedFrames=L,this.lastDecodedFrames=x}},k.checkFPSInterval=function(){var _=this.media;if(_)if(this.isVideoPlaybackQualityAvailable){var x=_.getVideoPlaybackQuality();this.checkFPS(_,x.totalVideoFrames,x.droppedVideoFrames)}else this.checkFPS(_,_.webkitDecodedFrameCount,_.webkitDroppedFrameCount)},N}();G.default=P},"./src/controller/fragment-finders.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"findFragmentByPDT",function(){return P}),D.d(G,"findFragmentByPTS",function(){return N}),D.d(G,"fragmentWithinToleranceTest",function(){return k}),D.d(G,"pdtWithinToleranceTest",function(){return A}),D.d(G,"findFragWithCC",function(){return _});var K=D("./src/polyfills/number.ts"),M=D("./src/utils/binary-search.ts");function P(x,L,O){if(L===null||!Array.isArray(x)||!x.length||!Object(K.isFiniteNumber)(L))return null;var C=x[0].programDateTime;if(L<(C||0))return null;var S=x[x.length-1].endProgramDateTime;if(L>=(S||0))return null;O=O||0;for(var b=0;b<x.length;++b){var d=x[b];if(A(L,O,d))return d}return null}function N(x,L,O,C){O===void 0&&(O=0),C===void 0&&(C=0);var S=null;if(x?S=L[x.sn-L[0].sn+1]||null:O===0&&L[0].start===0&&(S=L[0]),S&&k(O,C,S)===0)return S;var b=M.default.search(L,k.bind(null,O,C));return b||S}function k(x,L,O){x===void 0&&(x=0),L===void 0&&(L=0);var C=Math.min(L,O.duration+(O.deltaPTS?O.deltaPTS:0));return O.start+O.duration-C<=x?1:O.start-C>x&&O.start?-1:0}function A(x,L,O){var C=Math.min(L,O.duration+(O.deltaPTS?O.deltaPTS:0))*1e3,S=O.endProgramDateTime||0;return S-C>x}function _(x,L){return M.default.search(x,function(O){return O.cc<L?1:O.cc>L?-1:0})}},"./src/controller/fragment-tracker.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"FragmentState",function(){return P}),D.d(G,"FragmentTracker",function(){return N});var K=D("./src/events.ts"),M=D("./src/types/loader.ts"),P;(function(_){_.NOT_LOADED="NOT_LOADED",_.BACKTRACKED="BACKTRACKED",_.APPENDING="APPENDING",_.PARTIAL="PARTIAL",_.OK="OK"})(P||(P={}));var N=function(){function _(L){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=L,this._registerListeners()}var x=_.prototype;return x._registerListeners=function(){var O=this.hls;O.on(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.on(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.on(K.Events.FRAG_LOADED,this.onFragLoaded,this)},x._unregisterListeners=function(){var O=this.hls;O.off(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.off(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.off(K.Events.FRAG_LOADED,this.onFragLoaded,this)},x.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},x.getAppendedFrag=function(O,C){if(C===M.PlaylistLevelType.MAIN){var S=this.activeFragment,b=this.activeParts;if(!S)return null;if(b)for(var d=b.length;d--;){var o=b[d],s=o?o.end:S.appendedPTS;if(o.start<=O&&s!==void 0&&O<=s)return d>9&&(this.activeParts=b.slice(d-9)),o}else if(S.start<=O&&S.appendedPTS!==void 0&&O<=S.appendedPTS)return S}return this.getBufferedFrag(O,C)},x.getBufferedFrag=function(O,C){for(var S=this.fragments,b=Object.keys(S),d=b.length;d--;){var o=S[b[d]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=O&&O<=s.end)return s}}return null},x.detectEvictedFragments=function(O,C,S){var b=this;Object.keys(this.fragments).forEach(function(d){var o=b.fragments[d];if(!o)return;if(!o.buffered){o.body.type===S&&b.removeFragment(o.body);return}var s=o.range[O];if(!s)return;s.time.some(function(u){var T=!b.isTimeBuffered(u.startPTS,u.endPTS,C);return T&&b.removeFragment(o.body),T})})},x.detectPartialFragments=function(O){var C=this,S=this.timeRanges,b=O.frag,d=O.part;if(!S||b.sn==="initSegment")return;var o=A(b),s=this.fragments[o];if(!s)return;Object.keys(S).forEach(function(u){var T=b.elementaryStreams[u];if(!T)return;var f=S[u],p=d!==null||T.partial===!0;s.range[u]=C.getBufferedTimes(b,d,p,f)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},x.fragBuffered=function(O){var C=A(O),S=this.fragments[C];S&&(S.backtrack=S.loaded=null,S.buffered=!0)},x.getBufferedTimes=function(O,C,S,b){for(var d={time:[],partial:S},o=C?C.start:O.start,s=C?C.end:O.end,u=O.minEndPTS||s,T=O.maxStartPTS||o,f=0;f<b.length;f++){var p=b.start(f)-this.bufferPadding,w=b.end(f)+this.bufferPadding;if(T>=p&&u<=w){d.time.push({startPTS:Math.max(o,b.start(f)),endPTS:Math.min(s,b.end(f))});break}else if(o<w&&s>p)d.partial=!0,d.time.push({startPTS:Math.max(o,b.start(f)),endPTS:Math.min(s,b.end(f))});else if(s<=p)break}return d},x.getPartialFragment=function(O){var C=null,S,b,d,o=0,s=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(T){var f=u[T];if(!f)return;k(f)&&(b=f.body.start-s,d=f.body.end+s,O>=b&&O<=d&&(S=Math.min(O-b,d-O),o<=S&&(C=f.body,o=S)))}),C},x.getState=function(O){var C=A(O),S=this.fragments[C];return S?S.buffered?k(S)?P.PARTIAL:P.OK:S.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},x.backtrack=function(O,C){var S=A(O),b=this.fragments[S];if(!b||b.backtrack)return null;var d=b.backtrack=C||b.loaded;return b.loaded=null,d},x.getBacktrackData=function(O){var C=A(O),S=this.fragments[C];if(S){var b,d=S.backtrack;if(d!=null&&(b=d.payload)!==null&&b!==void 0&&b.byteLength)return d;this.removeFragment(O)}return null},x.isTimeBuffered=function(O,C,S){for(var b,d,o=0;o<S.length;o++){if(b=S.start(o)-this.bufferPadding,d=S.end(o)+this.bufferPadding,O>=b&&C<=d)return!0;if(C<=b)return!1}return!1},x.onFragLoaded=function(O,C){var S=C.frag,b=C.part;if(S.sn==="initSegment"||S.bitrateTest||b)return;var d=A(S);this.fragments[d]={body:S,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},x.onBufferAppended=function(O,C){var S=this,b=C.frag,d=C.part,o=C.timeRanges;if(b.type===M.PlaylistLevelType.MAIN)if(this.activeFragment=b,d){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var T=o[u];if(S.detectEvictedFragments(u,T),!d)for(var f=0;f<T.length;f++)b.appendedPTS=Math.max(T.end(f),b.appendedPTS||0)})},x.onFragBuffered=function(O,C){this.detectPartialFragments(C)},x.hasFragment=function(O){var C=A(O);return!!this.fragments[C]},x.removeFragmentsInRange=function(O,C,S){var b=this;Object.keys(this.fragments).forEach(function(d){var o=b.fragments[d];if(!o)return;if(o.buffered){var s=o.body;s.type===S&&s.start<C&&s.end>O&&b.removeFragment(s)}})},x.removeFragment=function(O){var C=A(O);O.stats.loaded=0,O.clearElementaryStreamInfo(),delete this.fragments[C]},x.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},_}();function k(_){var x,L;return _.buffered&&(((x=_.range.video)===null||x===void 0?void 0:x.partial)||((L=_.range.audio)===null||L===void 0?void 0:L.partial))}function A(_){return _.type+"_"+_.level+"_"+_.urlId+"_"+_.sn}},"./src/controller/gap-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"STALL_MINIMUM_DURATION_MS",function(){return k}),D.d(G,"MAX_START_GAP_JUMP",function(){return A}),D.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return _}),D.d(G,"SKIP_BUFFER_RANGE_START",function(){return x}),D.d(G,"default",function(){return L});var K=D("./src/utils/buffer-helper.ts"),M=D("./src/errors.ts"),P=D("./src/events.ts"),N=D("./src/utils/logger.ts"),k=250,A=2,_=.1,x=.05,L=function(){function O(S,b,d,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=S,this.media=b,this.fragmentTracker=d,this.hls=o}var C=O.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(b){var d=this.config,o=this.media,s=this.stalled,u=o.currentTime,T=o.seeking,f=this.seeking&&!T,p=!this.seeking&&T;if(this.seeking=T,u!==b){if(this.moved=!0,s!==null){if(this.stallReported){var w=self.performance.now()-s;N.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((p||f)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!K.BufferHelper.getBuffered(o).length)return;var y=K.BufferHelper.bufferInfo(o,u,0),h=y.len>0,c=y.nextStart||0;if(!h&&!c)return;if(T){var l=y.len>A,a=!c||c-u>A&&!this.fragmentTracker.getPartialFragment(u);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,g=Math.max(c,y.start||0)-u,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,R=m==null||((v=m.details)===null||v===void 0)?void 0:v.live,U=R?m.details.targetduration*2:A;if(g>0&&g<=U){this._trySkipBufferHole(null);return}}var W=self.performance.now();if(s===null){this.stalled=W;return}var X=W-s;!T&&X>=k&&this._reportStall(y.len);var B=K.BufferHelper.bufferInfo(o,u,d.maxBufferHole);this._tryFixBufferStall(B,X)},C._tryFixBufferStall=function(b,d){var o=this.config,s=this.fragmentTracker,u=this.media,T=u.currentTime,f=s.getPartialFragment(T);if(f){var p=this._trySkipBufferHole(f);if(p)return}b.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(N.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(b){var d=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,N.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+b+")"),d.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:b}))},C._trySkipBufferHole=function(b){for(var d=this.config,o=this.hls,s=this.media,u=s.currentTime,T=0,f=K.BufferHelper.getBuffered(s),p=0;p<f.length;p++){var w=f.start(p);if(u+d.maxBufferHole>=T&&u<w){var y=Math.max(w+x,s.currentTime+_);return N.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+y),this.moved=!0,this.stalled=null,s.currentTime=y,b&&o.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+y,frag:b}),y}T=f.end(p)}return 0},C._tryNudgeBuffer=function(){var b=this.config,d=this.hls,o=this.media,s=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<b.nudgeMaxRetry){var T=s+u*b.nudgeOffset;N.logger.warn("Nudging 'currentTime' from "+s+" to "+T),o.currentTime=T,d.trigger(P.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 @"+s+" after "+b.nudgeMaxRetry+" nudges"),d.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},O}()},"./src/controller/id3-track-controller.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),M=D("./src/utils/texttrack-utils.ts"),P=D("./src/demux/id3.ts"),N=.25,k=function(){function A(x){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=x,this._registerListeners()}var _=A.prototype;return _.destroy=function(){this._unregisterListeners()},_._registerListeners=function(){var L=this.hls;L.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.on(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),L.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},_._unregisterListeners=function(){var L=this.hls;L.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.off(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),L.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},_.onMediaAttached=function(L,O){this.media=O.media},_.onMediaDetaching=function(){if(!this.id3Track)return;Object(M.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},_.getID3Track=function(L){if(!this.media)return;for(var O=0;O<L.length;O++){var C=L[O];if(C.kind==="metadata"&&C.label==="id3")return Object(M.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},_.onFragParsingMetadata=function(L,O){if(!this.media)return;var C=O.frag,S=O.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var b=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<S.length;d++){var o=P.getID3Frames(S[d].data);if(o){var s=S[d].pts,u=d<S.length-1?S[d+1].pts:C.end,T=u-s;T<=0&&(u=s+N);for(var f=0;f<o.length;f++){var p=o[f];if(!P.isTimeStampFrame(p)){var w=new b(s,u,"");w.value=p,this.id3Track.addCue(w)}}}}},_.onBufferFlushing=function(L,O){var C=O.startOffset,S=O.endOffset,b=O.type;if(!b||b==="audio"){var d=this.id3Track;d&&Object(M.removeCuesInRange)(d,C,S)}},A}();G.default=k},"./src/controller/latency-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return A});var K=D("./src/errors.ts"),M=D("./src/events.ts"),P=D("./src/utils/logger.ts");function N(_,x){for(var L=0;L<x.length;L++){var O=x[L];O.enumerable=O.enumerable||!1,O.configurable=!0,"value"in O&&(O.writable=!0),Object.defineProperty(_,O.key,O)}}function k(_,x,L){return x&&N(_.prototype,x),L&&N(_,L),_}var A=function(){function _(L){var O=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return O.timeupdate()},this.hls=L,this.config=L.config,this.registerListeners()}var x=_.prototype;return x.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},x.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)},x.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)},x.onMediaAttached=function(O,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},x.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},x.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},x.onLevelUpdated=function(O,C){var S=C.details;this.levelDetails=S,S.advanced&&this.timeupdate(),!S.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},x.onError=function(O,C){if(C.details!==K.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},x.timeupdate=function(){var O=this.media,C=this.levelDetails;if(!O||!C)return;this.currentTime=O.currentTime;var S=this.computeLatency();if(S===null)return;this._latency=S;var b=this.config,d=b.lowLatencyMode,o=b.maxLiveSyncPlaybackRate;if(!d||o===1)return;var s=this.targetLatency;if(s===null)return;var u=S-s,T=Math.min(this.maxLatency,s+C.targetduration),f=u<T;if(C.live&&f&&u>.05&&this.forwardBufferLength>1){var p=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;O.playbackRate=Math.min(p,Math.max(1,w))}else O.playbackRate!==1&&O.playbackRate!==0&&(O.playbackRate=1)},x.estimateLiveEdge=function(){var O=this.levelDetails;return O===null?null:O.edge+O.age},x.computeLatency=function(){var O=this.estimateLiveEdge();return O===null?null:O-this.currentTime},k(_,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var O=this.config,C=this.levelDetails;return O.liveMaxLatencyDuration!==void 0?O.liveMaxLatencyDuration:C?O.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var O=this.levelDetails;if(O===null)return null;var C=O.holdBack,S=O.partHoldBack,b=O.targetduration,d=this.config,o=d.liveSyncDuration,s=d.liveSyncDurationCount,u=d.lowLatencyMode,T=this.hls.userConfig,f=u&&S||C;(T.liveSyncDuration||T.liveSyncDurationCount||f===0)&&(f=o!==void 0?o:s*b);var p=b,w=1;return f+Math.min(this.stallCount*w,p)}},{key:"liveSyncPosition",get:function(){var O=this.estimateLiveEdge(),C=this.targetLatency,S=this.levelDetails;if(O===null||C===null||S===null)return null;var b=S.edge,d=O-C-this.edgeStalled,o=b-S.totalduration,s=b-(this.config.lowLatencyMode&&S.partTarget||S.targetduration);return Math.min(Math.max(o,d),s)}},{key:"drift",get:function(){var O=this.levelDetails;return O===null?1:O.drift}},{key:"edgeStalled",get:function(){var O=this.levelDetails;if(O===null)return 0;var C=(this.config.lowLatencyMode&&O.partTarget||O.targetduration)*3;return Math.max(O.age-C,0)}},{key:"forwardBufferLength",get:function(){var O=this.media,C=this.levelDetails;if(!O||!C)return 0;var S=O.buffered.length;return S?O.buffered.end(S-1):C.edge-this.currentTime}}]),_}()},"./src/controller/level-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return d});var K=D("./src/types/level.ts"),M=D("./src/events.ts"),P=D("./src/errors.ts"),N=D("./src/utils/codecs.ts"),k=D("./src/controller/level-helper.ts"),A=D("./src/controller/base-playlist-controller.ts"),_=D("./src/types/loader.ts");function x(){return x=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var u=arguments[s];for(var T in u)Object.prototype.hasOwnProperty.call(u,T)&&(o[T]=u[T])}return o},x.apply(this,arguments)}function L(o,s){for(var u=0;u<s.length;u++){var T=s[u];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(o,T.key,T)}}function O(o,s,u){return s&&L(o.prototype,s),u&&L(o,u),o}function C(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,S(o,s)}function S(o,s){return S=Object.setPrototypeOf||function(T,f){return T.__proto__=f,T},S(o,s)}var b=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){C(s,o);function s(T){var f;return f=o.call(this,T,"[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 u=s.prototype;return u._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)},u._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)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var f=this._levels;f.forEach(function(p){p.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(f,p){var w=[],y=[],h=[],c,l={},a,v=!1,g=!1,m=!1;if(p.levels.forEach(function(X){var B=X.attrs;v=v||!!(X.width&&X.height),g=g||!!X.videoCodec,m=m||!!X.audioCodec,b&&X.audioCodec&&X.audioCodec.indexOf("mp4a.40.34")!==-1&&(X.audioCodec=void 0);var F=X.bitrate+"-"+X.attrs.RESOLUTION+"-"+X.attrs.CODECS;a=l[F],a?a.url.push(X.url):(a=new K.Level(X),l[F]=a,w.push(a)),B&&(B.AUDIO&&Object(k.addGroupId)(a,"audio",B.AUDIO),B.SUBTITLES&&Object(k.addGroupId)(a,"text",B.SUBTITLES))}),(v||g)&&m&&(w=w.filter(function(X){var B=X.videoCodec,F=X.width,z=X.height;return!!B||!!(F&&z)})),w=w.filter(function(X){var B=X.audioCodec,F=X.videoCodec;return(!B||Object(N.isCodecSupportedInMp4)(B,"audio"))&&(!F||Object(N.isCodecSupportedInMp4)(F,"video"))}),p.audioTracks&&(y=p.audioTracks.filter(function(X){return!X.audioCodec||Object(N.isCodecSupportedInMp4)(X.audioCodec,"audio")}),Object(k.assignTrackIdsByGroup)(y)),p.subtitles&&(h=p.subtitles,Object(k.assignTrackIdsByGroup)(h)),w.length>0){c=w[0].bitrate,w.sort(function(X,B){return X.bitrate-B.bitrate}),this._levels=w;for(var R=0;R<w.length;R++)if(w[R].bitrate===c){this._firstLevel=R,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+c);break}var U=m&&!g,W={levels:w,audioTracks:y,subtitleTracks:h,firstLevel:this._firstLevel,stats:p.stats,audio:m,video:g,altAudio:!U&&y.some(function(X){return!!X.url})};this.hls.trigger(M.Events.MANIFEST_PARSED,W),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:p.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(f,p){if(o.prototype.onError.call(this,f,p),p.fatal)return;var w=p.context,y=this._levels[this.currentLevelIndex];if(w&&(w.type===_.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&w.groupId===y.audioGroupIds[y.urlId]||w.type===_.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&w.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,l;switch(p.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(p.frag){var a=this._levels[p.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(l=p.frag.level)):l=p.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(c=!1),l=w.level),h=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:l=p.level,h=!0;break}l!==void 0&&this.recoverLevel(p,l,h,c)},u.recoverLevel=function(f,p,w,y){var h=f.details,c=this._levels[p];if(c.loadError++,w){var l=this.retryLoadingOrFail(f);if(l)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=c.url.length;if(a>1&&c.loadError<a)f.levelRetry=!0,this.redundantFailover(p);else if(this.manualLevelIndex===-1){var v=p===0?this._levels.length-1:p-1;this.currentLevelIndex!==v&&this._levels[v].loadError===0&&(this.warn(h+": switch to "+v),f.levelRetry=!0,this.hls.nextAutoLevel=v)}}},u.redundantFailover=function(f){var p=this._levels[f],w=p.url.length;if(w>1){var y=(p.urlId+1)%w;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(h){h.urlId=y}),this.level=f}},u.onFragLoaded=function(f,p){var w=p.frag;if(w!==void 0&&w.type===_.PlaylistLevelType.MAIN){var y=this._levels[w.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},u.onLevelLoaded=function(f,p){var w,y=p.level,h=p.details,c=this._levels[y];if(!c){var l;this.warn("Invalid level index "+y),(l=p.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(h.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(y,p,c.details)):(w=p.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(h.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(f,p){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var y=-1,h=this.hls.audioTracks[p.id].groupId,c=0;c<w.audioGroupIds.length;c++)if(w.audioGroupIds[c]===h){y=c;break}y!==w.urlId&&(w.urlId=y,this.startLoad())}},u.loadPlaylist=function(f){var p=this.currentLevelIndex,w=this._levels[p];if(this.canLoad&&w&&w.url.length>0){var y=w.urlId,h=w.url[y];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 "+p+(f?" at sn "+f.msn+" part "+f.part:"")+" with URL-id "+y+" "+h),this.clearTimer(),this.hls.trigger(M.Events.LEVEL_LOADING,{url:h,level:p,id:y,deliveryDirectives:f||null})}},u.removeLevel=function(f,p){var w=function(c,l){return l!==p},y=this._levels.filter(function(h,c){return c!==f?!0:h.url.length>1&&p!==void 0?(h.url=h.url.filter(w),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(w)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(w)),h.urlId=0,!0):!1}).map(function(h,c){var l=h.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=c}),h});this._levels=y,this.hls.trigger(M.Events.LEVELS_UPDATED,{levels:y})},O(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(f){var p,w=this._levels;if(w.length===0)return;if(this.currentLevelIndex===f&&(p=w[f])!==null&&p!==void 0&&p.details)return;if(f<0||f>=w.length){var y=f<0;if(this.hls.trigger(M.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:y,reason:"invalid level idx"}),y)return;f=Math.min(f,w.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=w[h],l=w[f];this.log("switching to level "+f+" from "+h),this.currentLevelIndex=f;var a=x({},l,{level:f,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(M.Events.LEVEL_SWITCHING,a);var v=l.details;if(!v||v.live){var g=this.switchParams(l.uri,c==null?void 0:c.details);this.loadPlaylist(g)}}},{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)}}]),s}(A.default)},"./src/controller/level-helper.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"addGroupId",function(){return P}),D.d(G,"assignTrackIdsByGroup",function(){return N}),D.d(G,"updatePTS",function(){return k}),D.d(G,"updateFragPTSDTS",function(){return _}),D.d(G,"mergeDetails",function(){return x}),D.d(G,"mapPartIntersection",function(){return L}),D.d(G,"mapFragmentIntersection",function(){return O}),D.d(G,"adjustSliding",function(){return C}),D.d(G,"addSliding",function(){return S}),D.d(G,"computeReloadInterval",function(){return b}),D.d(G,"getFragmentWithSN",function(){return d}),D.d(G,"getPartWith",function(){return o});var K=D("./src/polyfills/number.ts"),M=D("./src/utils/logger.ts");function P(s,u,T){switch(u){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(T);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(T);break}}function N(s){var u={};s.forEach(function(T){var f=T.groupId||"";T.id=u[f]=u[f]||0,u[f]++})}function k(s,u,T){var f=s[u],p=s[T];A(f,p)}function A(s,u){var T=u.startPTS;if(Object(K.isFiniteNumber)(T)){var f=0,p;u.sn>s.sn?(f=T-s.start,p=s):(f=s.start-T,p=u),p.duration!==f&&(p.duration=f)}else if(u.sn>s.sn){var w=s.cc===u.cc;w&&s.minEndPTS?u.start=s.start+(s.minEndPTS-s.start):u.start=s.start+s.duration}else u.start=Math.max(s.start-u.duration,0)}function _(s,u,T,f,p,w){var y=f-T;y<=0&&(M.logger.warn("Fragment should have a positive duration",u),f=T+u.duration,w=p+u.duration);var h=T,c=f,l=u.startPTS,a=u.endPTS;if(Object(K.isFiniteNumber)(l)){var v=Math.abs(l-T);Object(K.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(v,u.deltaPTS):u.deltaPTS=v,h=Math.max(T,l),T=Math.min(T,l),p=Math.min(p,u.startDTS),c=Math.min(f,a),f=Math.max(f,a),w=Math.max(w,u.endDTS)}u.duration=f-T;var g=T-u.start;u.appendedPTS=f,u.start=u.startPTS=T,u.maxStartPTS=h,u.startDTS=p,u.endPTS=f,u.minEndPTS=c,u.endDTS=w;var m=u.sn;if(!s||m<s.startSN||m>s.endSN)return 0;var R,U=m-s.startSN,W=s.fragments;for(W[U]=u,R=U;R>0;R--)A(W[R],W[R-1]);for(R=U;R<W.length-1;R++)A(W[R],W[R+1]);return s.fragmentHint&&A(W[W.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,g}function x(s,u){for(var T=null,f=s.fragments,p=f.length-1;p>=0;p--){var w=f[p].initSegment;if(w){T=w;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var y=0,h;if(O(s,u,function(R,U){R.relurl&&(y=R.cc-U.cc),Object(K.isFiniteNumber)(R.startPTS)&&Object(K.isFiniteNumber)(R.endPTS)&&(U.start=U.startPTS=R.startPTS,U.startDTS=R.startDTS,U.appendedPTS=R.appendedPTS,U.maxStartPTS=R.maxStartPTS,U.endPTS=R.endPTS,U.endDTS=R.endDTS,U.minEndPTS=R.minEndPTS,U.duration=R.endPTS-R.startPTS,U.duration&&(h=U),u.PTSKnown=u.alignedSliding=!0),U.elementaryStreams=R.elementaryStreams,U.loader=R.loader,U.stats=R.stats,U.urlId=R.urlId,R.initSegment&&(U.initSegment=R.initSegment,T=R.initSegment)}),T){var c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;c.forEach(function(R){var U;(!R.initSegment||R.initSegment.relurl===((U=T)===null||U===void 0?void 0:U.relurl))&&(R.initSegment=T)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(R){return!R}),u.deltaUpdateFailed)){M.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=u.skippedSegments;l--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(y){M.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=y}u.skippedSegments&&(u.startCC=u.fragments[0].cc),L(s.partList,u.partList,function(R,U){U.elementaryStreams=R.elementaryStreams,U.stats=R.stats}),h?_(u,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(s,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=s.driftStartTime,u.driftStart=s.driftStart;var g=u.advancedDateTime;if(u.advanced&&g){var m=u.edge;u.driftStart||(u.driftStartTime=g,u.driftStart=m),u.driftEndTime=g,u.driftEnd=m}else u.driftEndTime=s.driftEndTime,u.driftEnd=s.driftEnd,u.advancedDateTime=s.advancedDateTime}function L(s,u,T){if(s&&u)for(var f=0,p=0,w=s.length;p<=w;p++){var y=s[p],h=u[p+f];y&&h&&y.index===h.index&&y.fragment.sn===h.fragment.sn?T(y,h):f--}}function O(s,u,T){for(var f=u.skippedSegments,p=Math.max(s.startSN,u.startSN)-u.startSN,w=(s.fragmentHint?1:0)+(f?u.endSN:Math.min(s.endSN,u.endSN))-u.startSN,y=u.startSN-s.startSN,h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,l=p;l<=w;l++){var a=c[y+l],v=h[l];f&&!v&&l<f&&(v=u.fragments[l]=a),a&&v&&T(a,v)}}function C(s,u){var T=u.startSN+u.skippedSegments-s.startSN,f=s.fragments;if(T<0||T>=f.length)return;S(u,f[T].start)}function S(s,u){if(u){for(var T=s.fragments,f=s.skippedSegments;f<T.length;f++)T[f].start+=u;s.fragmentHint&&(s.fragmentHint.start+=u)}}function b(s,u){var T=1e3*s.levelTargetDuration,f=T/2,p=s.age,w=p>0&&p<T*3,y=u.loading.end-u.loading.start,h,c=s.availabilityDelay;if(s.updated===!1)if(w){var l=333*s.misses;h=Math.max(Math.min(f,y*2),l),s.availabilityDelay=(s.availabilityDelay||0)+h}else h=f;else w?(c=Math.min(c||T/2,p),s.availabilityDelay=c,h=c+T-p):h=T-y;return Math.round(h)}function d(s,u,T){if(!s||!s.details)return null;var f=s.details,p=f.fragments[u-f.startSN];return p||(p=f.fragmentHint,p&&p.sn===u?p:u<f.startSN&&T&&T.sn===u?T:null)}function o(s,u,T){if(!s||!s.details)return null;var f=s.details.partList;if(f)for(var p=f.length;p--;){var w=f[p];if(w.index===T&&w.fragment.sn===u)return w}return null}},"./src/controller/stream-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return f});var K=D("./src/polyfills/number.ts"),M=D("./src/controller/base-stream-controller.ts"),P=D("./src/is-supported.ts"),N=D("./src/events.ts"),k=D("./src/utils/buffer-helper.ts"),A=D("./src/controller/fragment-tracker.ts"),_=D("./src/types/loader.ts"),x=D("./src/loader/fragment.ts"),L=D("./src/demux/transmuxer-interface.ts"),O=D("./src/types/transmuxer.ts"),C=D("./src/controller/gap-controller.ts"),S=D("./src/errors.ts"),b=D("./src/utils/logger.ts");function d(p,w){for(var y=0;y<w.length;y++){var h=w[y];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(p,h.key,h)}}function o(p,w,y){return w&&d(p.prototype,w),y&&d(p,y),p}function s(p,w){p.prototype=Object.create(w.prototype),p.prototype.constructor=p,u(p,w)}function u(p,w){return u=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},u(p,w)}var T=100,f=function(p){s(w,p);function w(h,c){var l;return l=p.call(this,h,c,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var y=w.prototype;return y._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)},y._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)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(c){if(this.levels){var l=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(T),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}l>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),c=l),this.state=M.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=M.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,p.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_LEVEL:{var c,l=this.levels,a=this.level,v=l==null||((c=l[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 g,m=self.performance.now(),R=this.retryDate;(!R||m>=R||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=M.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){p.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var c,l,a=this.hls,v=this.levelLastLoaded,g=this.levels,m=this.media,R=a.config,U=a.nextLoadLevel;if(v===null||!m&&(this.startFragRequested||!R.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!g||!g[U])return;var W=g[U];this.level=a.nextLoadLevel=U;var X=W.details;if(!X||this.state===M.State.WAITING_LEVEL||X.live&&this.levelLastLoaded!==U){this.state=M.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:m,_.PlaylistLevelType.MAIN);if(B===null)return;var F=B.len,z=this.getMaxBufferLength(W.maxBitrate);if(F>=z)return;if(this._streamEnded(B,X)){var Q={};this.altAudio&&(Q.type="video"),this.hls.trigger(N.Events.BUFFER_EOS,Q),this.state=M.State.ENDED;return}var ie=B.end,ce=this.getNextFragment(ie,X);if(this.couldBacktrack&&!this.fragPrevious&&ce&&ce.sn!=="initSegment"){var Ce=ce.sn-X.startSN;Ce>1&&(ce=X.fragments[Ce-1],this.fragmentTracker.removeFragment(ce))}if(ce&&this.fragmentTracker.getState(ce)===A.FragmentState.OK&&this.nextLoadPosition>ie){var pe=this.audioOnly&&!this.altAudio?x.ElementaryStreamTypes.AUDIO:x.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(m,pe,_.PlaylistLevelType.MAIN),ce=this.getNextFragment(this.nextLoadPosition,X)}if(!ce)return;ce.initSegment&&!ce.initSegment.data&&!this.bitrateTest&&(ce=ce.initSegment),((c=ce.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((l=ce.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(ce,X):this.loadFragment(ce,X,ie)},y.loadFragment=function(c,l,a){var v,g=this.fragmentTracker.getState(c);if(this.fragCurrent=c,g===A.FragmentState.BACKTRACKED){var m=this.fragmentTracker.getBacktrackData(c);if(m){this._handleFragmentLoadProgress(m),this._handleFragmentLoadComplete(m);return}else g=A.FragmentState.NOT_LOADED}g===A.FragmentState.NOT_LOADED||g===A.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,p.prototype.loadFragment.call(this,c,l,a)):g===A.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()},y.getAppendedFrag=function(c){var l=this.fragmentTracker.getAppendedFrag(c,_.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},y.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,_.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var c=this.levels,l=this.media;if(l!=null&&l.readyState){var a,v=this.getAppendedFrag(l.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!l.paused&&c){var g=this.hls.nextLoadLevel,m=c[g],R=this.fragLastKbps;R&&this.fragCurrent?a=this.fragCurrent.duration*m.maxBitrate/(1e3*R)+1:a=0}else a=0;var U=this.getBufferedFrag(l.currentTime+a);if(U){var W=this.followingBufferedFrag(U);if(W){this.abortCurrentFrag();var X=W.maxStartPTS?W.maxStartPTS:W.start,B=W.duration,F=Math.max(U.end,X+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(F,Number.POSITIVE_INFINITY)}}}},y.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()},y.flushMainBuffer=function(c,l){p.prototype.flushMainBuffer.call(this,c,l,this.altAudio?"video":null)},y.onMediaAttached=function(c,l){p.prototype.onMediaAttached.call(this,c,l);var a=l.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)},y.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),p.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var c=this.media,l=c?c.currentTime:null;Object(K.isFiniteNumber)(l)&&this.log("Media seeked to "+l.toFixed(3)),this.tick()},y.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},y.onManifestParsed=function(c,l){var a=!1,v=!1,g;l.levels.forEach(function(m){g=m.audioCodec,g&&(g.indexOf("mp4a.40.2")!==-1&&(a=!0),g.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=l.levels,this.startFragRequested=!1},y.onLevelLoading=function(c,l){var a=this.levels;if(!a||this.state!==M.State.IDLE)return;var v=a[l.level];(!v.details||v.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(v.details))&&(this.state=M.State.WAITING_LEVEL)},y.onLevelLoaded=function(c,l){var a,v=this.levels,g=l.level,m=l.details,R=m.totalduration;if(!v){this.warn("Levels were reset while loading level "+g);return}this.log("Level "+g+" loaded ["+m.startSN+","+m.endSN+"], cc ["+m.startCC+", "+m.endCC+"] duration:"+R);var U=this.fragCurrent;U&&(this.state===M.State.FRAG_LOADING||this.state===M.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==l.level&&U.loader&&(this.state=M.State.IDLE,U.loader.abort()));var W=v[g],X=0;if(m.live||(a=W.details)!==null&&a!==void 0&&a.live){if(m.fragments[0]||(m.deltaUpdateFailed=!0),m.deltaUpdateFailed)return;X=this.alignPlaylists(m,W.details)}if(W.details=m,this.levelLastLoaded=g,this.hls.trigger(N.Events.LEVEL_UPDATED,{details:m,level:g}),this.state===M.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(m))return;this.state=M.State.IDLE}this.startFragRequested?m.live&&this.synchronizeToLiveEdge(m):this.setStartPosition(m,X),this.tick()},y._handleFragmentLoadProgress=function(c){var l,a=c.frag,v=c.part,g=c.payload,m=this.levels;if(!m){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var R=m[a.level],U=R.details;if(!U){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var W=R.videoCodec,X=U.PTSKnown||!U.live,B=(l=a.initSegment)===null||l===void 0?void 0:l.data,F=this._getAudioCodec(R),z=this.transmuxer=this.transmuxer||new L.default(this.hls,_.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Q=v?v.index:-1,ie=Q!==-1,ce=new O.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,g.byteLength,Q,ie),Ce=this.initPTS[a.cc];z.push(g,B,F,W,a,v,U.totalduration,X,ce,Ce)},y.onAudioTrackSwitching=function(c,l){var a=this.altAudio,v=!!l.url,g=l.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 m=this.fragCurrent;m!=null&&m.loader&&(this.log("Switching to main audio track, cancel main fragment load"),m.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var R=this.hls;a&&R.trigger(N.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),R.trigger(N.Events.AUDIO_TRACK_SWITCHED,{id:g})}},y.onAudioTrackSwitched=function(c,l){var a=l.id,v=!!this.hls.audioTracks[a].url;if(v){var g=this.videoBuffer;g&&this.mediaBuffer!==g&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=g)}this.altAudio=v,this.tick()},y.onBufferCreated=function(c,l){var a=l.tracks,v,g,m=!1;for(var R in a){var U=a[R];if(U.id==="main"){if(g=R,v=U,R==="video"){var W=a[R];W&&(this.videoBuffer=W.buffer)}}else m=!0}m&&v?(this.log("Alternate track found, use "+g+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(c,l){var a=l.frag,v=l.part;if(a&&a.type!==_.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 g=v?v.stats:a.stats;this.fragLastKbps=Math.round(8*g.total/(g.buffering.end-g.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,v)},y.onError=function(c,l){switch(l.details){case S.ErrorDetails.FRAG_LOAD_ERROR:case S.ErrorDetails.FRAG_LOAD_TIMEOUT:case S.ErrorDetails.KEY_LOAD_ERROR:case S.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.PlaylistLevelType.MAIN,l);break;case S.ErrorDetails.LEVEL_LOAD_ERROR:case S.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==M.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=M.State.ERROR):!l.levelRetry&&this.state===M.State.WAITING_LEVEL&&(this.state=M.State.IDLE));break;case S.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var a=!0,v=this.getFwdBufferInfo(this.media,_.PlaylistLevelType.MAIN);v&&v.len>.5&&(a=!this.reduceMaxBufferLength(v.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var c=this.media,l=this.gapController;if(!c||!l||!c.readyState)return;var a=k.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=M.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(c,l){var a=l.type;if(a!==x.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===x.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,_.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(c,l){this.levels=l.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var c=this.media,l=c.currentTime,a=this.startPosition;if(a>=0&&l<a){if(c.seeking){b.logger.log("could not seek to "+a+", already seeking at "+l);return}var v=k.BufferHelper.getBuffered(c),g=v.length?v.start(0):0,m=g-a;m>0&&(m<this.config.maxBufferHole||m<this.config.maxFragLookUpTolerance)&&(b.logger.log("adjusting start position by "+m+" to match buffer start"),a+=m,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+l),c.currentTime=a}},y._getAudioCodec=function(c){var l=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},y._loadBitrateTestFrag=function(c){var l=this;this._doFragLoad(c).then(function(a){var v=l.hls;if(!a||v.nextLoadLevel||l.fragContextChanged(c))return;l.fragLoadError=0,l.state=M.State.IDLE,l.startFragRequested=!1,l.bitrateTest=!1;var g=c.stats;g.parsing.start=g.parsing.end=g.buffering.start=g.buffering.end=self.performance.now(),v.trigger(N.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(c){var l,a="main",v=this.hls,g=c.remuxResult,m=c.chunkMeta,R=this.getCurrentContext(m);if(!R){this.warn("The loading context changed while buffering fragment "+m.sn+" of level "+m.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(m.level);return}var U=R.frag,W=R.part,X=R.level,B=g.video,F=g.text,z=g.id3,Q=g.initSegment,ie=this.altAudio?void 0:g.audio;if(this.fragContextChanged(U))return;if(this.state=M.State.PARSING,Q){Q.tracks&&(this._bufferInitSegment(X,Q.tracks,U,m),v.trigger(N.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:a,tracks:Q.tracks}));var ce=Q.initPTS,Ce=Q.timescale;Object(K.isFiniteNumber)(ce)&&(this.initPTS[U.cc]=ce,v.trigger(N.Events.INIT_PTS_FOUND,{frag:U,id:a,initPTS:ce,timescale:Ce}))}if(B&&g.independent!==!1){if(X.details){var pe=B.startPTS,Te=B.endPTS,se=B.startDTS,de=B.endDTS;if(W)W.elementaryStreams[B.type]={startPTS:pe,endPTS:Te,startDTS:se,endDTS:de};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var q=this.getLoadPosition()+this.config.maxBufferHole;if(q<pe){this.backtrack(U);return}U.setElementaryStreamInfo(B.type,U.start,Te,U.start,de,!0)}U.setElementaryStreamInfo(B.type,pe,Te,se,de),this.bufferFragmentData(B,U,W,m)}}else if(g.independent===!1){this.backtrack(U);return}if(ie){var oe=ie.startPTS,ye=ie.endPTS,fe=ie.startDTS,Le=ie.endDTS;W&&(W.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:oe,endPTS:ye,startDTS:fe,endDTS:Le}),U.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,oe,ye,fe,Le),this.bufferFragmentData(ie,U,W,m)}if(z!=null&&(l=z.samples)!==null&&l!==void 0&&l.length){var ve={frag:U,id:a,samples:z.samples};v.trigger(N.Events.FRAG_PARSING_METADATA,ve)}if(F){var De={frag:U,id:a,samples:F.samples};v.trigger(N.Events.FRAG_PARSING_USERDATA,De)}},y._bufferInitSegment=function(c,l,a,v){var g=this;if(this.state!==M.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var m=l.audio,R=l.video,U=l.audiovideo;if(m){var W=c.audioCodec,X=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(W&&(W.indexOf("mp4a.40.5")!==-1?W="mp4a.40.2":W="mp4a.40.5"),m.metadata.channelCount!==1&&X.indexOf("firefox")===-1&&(W="mp4a.40.5")),X.indexOf("android")!==-1&&m.container!=="audio/mpeg"&&(W="mp4a.40.2",this.log("Android: force audio codec to "+W)),c.audioCodec&&c.audioCodec!==W&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+W+'"'),m.levelCodec=W,m.id="main",this.log("Init audio buffer, container:"+m.container+", codecs[selected/level/parsed]=["+(W||"")+"/"+(c.audioCodec||"")+"/"+m.codec+"]")}R&&(R.levelCodec=c.videoCodec,R.id="main",this.log("Init video buffer, container:"+R.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+R.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(N.Events.BUFFER_CODECS,l),Object.keys(l).forEach(function(B){var F=l[B],z=F.initSegment;z!=null&&z.byteLength&&g.hls.trigger(N.Events.BUFFER_APPENDING,{type:B,data:z,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},y.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var l=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,l?this.resetFragmentLoading(c):this.state=M.State.BACKTRACKING},y.checkFragmentChanged=function(){var c=this.media,l=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(k.BufferHelper.isBuffered(c,a)?l=this.getAppendedFrag(a):k.BufferHelper.isBuffered(c,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var v=this.fragPlaying,g=l.level;(!v||l.sn!==v.sn||v.level!==g||l.urlId!==v.urlId)&&(this.hls.trigger(N.Events.FRAG_CHANGED,{frag:l}),(!v||v.level!==g)&&this.hls.trigger(N.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=l)}}},o(w,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(M.default)},"./src/controller/subtitle-stream-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"SubtitleStreamController",function(){return s});var K=D("./src/events.ts"),M=D("./src/utils/logger.ts"),P=D("./src/utils/buffer-helper.ts"),N=D("./src/controller/fragment-finders.ts"),k=D("./src/utils/discontinuities.ts"),A=D("./src/controller/level-helper.ts"),_=D("./src/controller/fragment-tracker.ts"),x=D("./src/controller/base-stream-controller.ts"),L=D("./src/types/loader.ts"),O=D("./src/types/level.ts");function C(u,T){for(var f=0;f<T.length;f++){var p=T[f];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(u,p.key,p)}}function S(u,T,f){return T&&C(u.prototype,T),f&&C(u,f),u}function b(u,T){u.prototype=Object.create(T.prototype),u.prototype.constructor=u,d(u,T)}function d(u,T){return d=Object.setPrototypeOf||function(p,w){return p.__proto__=w,p},d(u,T)}var o=500,s=function(u){b(T,u);function T(p,w){var y;return y=u.call(this,p,w,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var f=T.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var w=this.hls;w.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.on(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.on(K.Events.ERROR,this.onError,this),w.on(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.on(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.on(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f._unregisterListeners=function(){var w=this.hls;w.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.off(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.off(K.Events.ERROR,this.onError,this),w.off(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.off(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.off(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f.startLoad=function(){this.stopLoad(),this.state=x.State.IDLE,this.setInterval(o),this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},f.onLevelLoaded=function(w,y){this.mainDetails=y.details},f.onSubtitleFragProcessed=function(w,y){var h=y.frag,c=y.success;if(this.fragPrevious=h,this.state=x.State.IDLE,!c)return;var l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,v=h.start,g=0;g<l.length;g++)if(v>=l[g].start&&v<=l[g].end){a=l[g];break}var m=h.start+h.duration;a?a.end=m:(a={start:v,end:m},l.push(a)),this.fragmentTracker.fragBuffered(h)},f.onBufferFlushing=function(w,y){var h=y.startOffset,c=y.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var v=a[l].details,g=v.targetduration,m=c-g;if(m<=0)return;y.endOffsetSubtitles=Math.max(0,m),this.tracksBuffered.forEach(function(R){for(var U=0;U<R.length;){if(R[U].end<=m){R.shift();continue}else if(R[U].start<m)R[U].start=m;else break;U++}}),this.fragmentTracker.removeFragmentsInRange(h,m,L.PlaylistLevelType.SUBTITLE)}},f.onError=function(w,y){var h,c=y.frag;if(!c||c.type!==L.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=x.State.IDLE},f.onSubtitleTracksUpdated=function(w,y){var h=this,c=y.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(l){return new O.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){h.tracksBuffered[l.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(w,y){if(this.currentTrackId=y.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(w,y){var h,c=y.details,l=y.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var g=v[a];if(l>=v.length||l!==a||!g)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=g.details)!==null&&h!==void 0&&h.live){var m=this.mainDetails;if(c.deltaUpdateFailed||!m)return;var R=m.fragments[0];if(!g.details)c.hasProgramDateTime&&m.hasProgramDateTime?Object(k.alignMediaPlaylistByPDT)(c,m):R&&Object(A.addSliding)(c,R.start);else{var U=this.alignPlaylists(c,g.details);U===0&&R&&Object(A.addSliding)(c,R.start)}}if(g.details=c,this.levelLastLoaded=l,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===x.State.IDLE){var W=Object(N.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);W||(this.warn("Subtitle playlist not aligned with playback"),g.details=void 0)}},f._handleFragmentLoadComplete=function(w){var y=w.frag,h=w.payload,c=y.decryptdata,l=this.hls;if(this.fragContextChanged(y))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 g=performance.now();l.trigger(K.Events.FRAG_DECRYPTED,{frag:y,payload:v,stats:{tstart:a,tdecrypt:g}})})}},f.doTick=function(){if(!this.media){this.state=x.State.IDLE;return}if(this.state===x.State.IDLE){var w,y=this.currentTrackId,h=this.levels;if(!h.length||!h[y]||!h[y].details)return;var c=h[y].details,l=c.targetduration,a=this.config,v=this.media,g=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-l,a.maxBufferHole),m=g.end,R=g.len,U=this.getMaxBufferLength()+l;if(R>U)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var W=c.fragments,X=W.length,B=c.edge,F,z=this.fragPrevious;if(m<B){var Q=a.maxFragLookUpTolerance;z&&c.hasProgramDateTime&&(F=Object(N.findFragmentByPDT)(W,z.endProgramDateTime,Q)),F||(F=Object(N.findFragmentByPTS)(z,W,m,Q),!F&&z&&z.start<W[0].start&&(F=W[0]))}else F=W[X-1];(w=F)!==null&&w!==void 0&&w.encrypted?(M.logger.log("Loading key for "+F.sn),this.state=x.State.KEY_LOADING,this.hls.trigger(K.Events.KEY_LOADING,{frag:F})):F&&this.fragmentTracker.getState(F)===_.FragmentState.NOT_LOADED&&this.loadFragment(F,c,m)}},f.loadFragment=function(w,y,h){this.fragCurrent=w,u.prototype.loadFragment.call(this,w,y,h)},S(T,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),T}(x.default)},"./src/controller/subtitle-track-controller.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),M=D("./src/utils/texttrack-utils.ts"),P=D("./src/controller/base-playlist-controller.ts"),N=D("./src/types/loader.ts");function k(C,S){for(var b=0;b<S.length;b++){var d=S[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function A(C,S,b){return S&&k(C.prototype,S),b&&k(C,b),C}function _(C,S){C.prototype=Object.create(S.prototype),C.prototype.constructor=C,x(C,S)}function x(C,S){return x=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},x(C,S)}var L=function(C){_(S,C);function S(d){var o;return o=C.call(this,d,"[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 b=S.prototype;return b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},b.registerListeners=function(){var o=this.hls;o.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(K.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var o=this.hls;o.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(K.Events.ERROR,this.onError,this)},b.onMediaAttached=function(o,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},b.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},b.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=O(this.media.textTracks);o.forEach(function(s){Object(M.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},b.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},b.onSubtitleTrackLoaded=function(o,s){var u=s.id,T=s.details,f=this.trackId,p=this.tracksInGroup[f];if(!p){this.warn("Invalid subtitle track id "+u);return}var w=p.details;p.details=s.details,this.log("subtitle track "+u+" loaded ["+T.startSN+"-"+T.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,s,w))},b.onLevelLoading=function(o,s){this.switchLevel(s.level)},b.onLevelSwitching=function(o,s){this.switchLevel(s.level)},b.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var u=s.textGroupIds[s.urlId];if(this.groupId!==u){var T=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(y){return!u||y.groupId===u});this.tracksInGroup=f;var p=this.findTrackId(T==null?void 0:T.name)||this.findTrackId();this.groupId=u;var w={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(K.Events.SUBTITLE_TRACKS_UPDATED,w),p!==-1&&this.setSubtitleTrack(p,T)}},b.findTrackId=function(o){for(var s=this.tracksInGroup,u=0;u<s.length;u++){var T=s[u];if((!this.selectDefaultTrack||T.default)&&(!o||o===T.name))return T.id}return-1},b.onError=function(o,s){if(C.prototype.onError.call(this,o,s),s.fatal||!s.context)return;s.context.type===N.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},b.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var u=s.id,T=s.groupId,f=s.url;if(o)try{f=o.addDirectives(f)}catch(p){this.warn("Could not construct new URL with HLS Delivery Directives: "+p)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(K.Events.SUBTITLE_TRACK_LOADING,{url:f,id:u,groupId:T,deliveryDirectives:o||null})}},b.toggleTrackModes=function(o){var s=this,u=this.media,T=this.subtitleDisplay,f=this.trackId;if(!u)return;var p=O(u.textTracks),w=p.filter(function(c){return c.groupId===s.groupId});if(o===-1)[].slice.call(p).forEach(function(c){c.mode="disabled"});else{var y=w[f];y&&(y.mode="disabled")}var h=w[o];h&&(h.mode=T?"showing":"hidden")},b.setSubtitleTrack=function(o,s){var u,T=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=T[o])!==null&&u!==void 0&&u.details)||o<-1||o>=T.length)return;this.clearTimer();var f=T[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,f){var p=f.id,w=f.groupId,y=w===void 0?"":w,h=f.name,c=f.type,l=f.url;this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:p,groupId:y,name:h,type:c,url:l});var a=this.switchParams(f.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:o})},b.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=O(this.media.textTracks),u=0;u<s.length;u++)if(s[u].mode==="hidden")o=u;else if(s[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},A(S,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,s)}}]),S}(P.default);function O(C){for(var S=[],b=0;b<C.length;b++){var d=C[b];d.kind==="subtitles"&&d.label&&S.push(C[b])}return S}G.default=L},"./src/controller/timeline-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"TimelineController",function(){return O});var K=D("./src/polyfills/number.ts"),M=D("./src/events.ts"),P=D("./src/utils/cea-608-parser.ts"),N=D("./src/utils/output-filter.ts"),k=D("./src/utils/webvtt-parser.ts"),A=D("./src/utils/texttrack-utils.ts"),_=D("./src/utils/imsc1-ttml-parser.ts"),x=D("./src/types/loader.ts"),L=D("./src/utils/logger.ts"),O=function(){function d(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new N.default(this,"textTrack1"),T=new N.default(this,"textTrack2"),f=new N.default(this,"textTrack3"),p=new N.default(this,"textTrack4");this.cea608Parser1=new P.default(1,u,T),this.cea608Parser2=new P.default(3,f,p)}s.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(M.Events.FRAG_LOADING,this.onFragLoading,this),s.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=d.prototype;return o.destroy=function(){var u=this.hls;u.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(M.Events.FRAG_LOADING,this.onFragLoading,this),u.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,T,f,p,w){for(var y=!1,h=w.length;h--;){var c=w[h],l=S(c[0],c[1],T,f);if(l>=0&&(c[0]=Math.min(c[0],T),c[1]=Math.max(c[1],f),y=!0,l/(f-T)>.5))return}if(y||w.push([T,f]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,T,f,p)}else{var v=this.Cues.newCue(null,T,f,p);this.hls.trigger(M.Events.CUES_PARSED,{type:"captions",cues:v,track:u})}},o.onInitPtsFound=function(u,T){var f=this,p=T.frag,w=T.id,y=T.initPTS,h=T.timescale,c=this.unparsedVttFrags;w==="main"&&(this.initPTS[p.cc]=y,this.timescale[p.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(l){f.onFragLoaded(M.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(u){var T=this.media;if(T)for(var f=0;f<T.textTracks.length;f++){var p=T.textTracks[f];if(p[u])return p}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var T=this.captionsProperties,f=this.captionsTracks,p=this.media,w=T[u],y=w.label,h=w.languageCode,c=this.getExistingTrack(u);if(c)f[u]=c,Object(A.clearCurrentCues)(f[u]),Object(A.sendAddTrackEvent)(f[u],p);else{var l=this.createTextTrack("captions",y,h);l&&(l[u]=!0,f[u]=l)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var T=this.captionsProperties[u];if(!T)return;var f=T.label,p={_id:u,label:f,kind:"captions",default:T.media?!!T.media.default:!1,closedCaptions:T.media};this.nonNativeCaptionsTracks[u]=p,this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[p]})},o.createTextTrack=function(u,T,f){var p=this.media;return p?p.addTextTrack(u,T,f):void 0},o.onMediaAttaching=function(u,T){this.media=T.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(T){Object(A.clearCurrentCues)(u[T]),delete u[T]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var u=this.media;if(!u)return;var T=u.textTracks;if(T)for(var f=0;f<T.length;f++)Object(A.clearCurrentCues)(T[f])},o.onSubtitleTracksUpdated=function(u,T){var f=this;this.textTracks=[];var p=T.subtitleTracks||[],w=p.some(function(l){return l.textCodec===_.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var y=this.tracks&&p&&this.tracks.length===p.length;if(this.tracks=p||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(l,a){var v;if(a<h.length){for(var g=null,m=0;m<h.length;m++)if(C(h[m],l)){g=h[m];break}g&&(v=g)}v?Object(A.clearCurrentCues)(v):(v=f.createTextTrack("subtitles",l.name,l.lang),v&&(v.mode="disabled")),v&&(v.groupId=l.groupId,f.textTracks.push(v))})}else if(!y&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(u,T){var f=this;this.config.enableCEA708Captions&&T.captions&&T.captions.forEach(function(p){var w=/(?:CC|SERVICE)([1-4])/.exec(p.instreamId);if(!w)return;var y="textTrack"+w[1],h=f.captionsProperties[y];if(!h)return;h.label=p.name,p.lang&&(h.languageCode=p.lang),h.media=p})},o.onFragLoading=function(u,T){var f=this.cea608Parser1,p=this.cea608Parser2,w=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(f&&p))return;if(T.frag.type===x.PlaylistLevelType.MAIN){var h,c,l=T.frag.sn,a=(h=T==null||((c=T.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;l===w+1||l===w&&a===y+1||(f.reset(),p.reset()),this.lastSn=l,this.lastPartIndex=a}},o.onFragLoaded=function(u,T){var f=T.frag,p=T.payload,w=this.initPTS,y=this.unparsedVttFrags;if(f.type===x.PlaylistLevelType.SUBTITLE)if(p.byteLength){if(!Object(K.isFiniteNumber)(w[f.cc])){y.push(T),w.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],l=this.vttCCs;l[f.cc]||(l[f.cc]={start:f.start,prevCC:this.prevCC,new:!0},this.prevCC=f.cc),c&&c.textCodec===_.IMSC1_CODEC?this._parseIMSC1(f,p):this._parseVTTs(f,p,l)}}else this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,T){var f=this,p=this.hls;Object(_.parseIMSC1)(T,this.initPTS[u.cc],this.timescale[u.cc],function(w){f._appendCues(w,u.level),p.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(w){L.logger.log("Failed to parse IMSC1: "+w),p.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:w})})},o._parseVTTs=function(u,T,f){var p=this,w=this.hls;Object(k.parseWebVTT)(T,this.initPTS[u.cc],this.timescale[u.cc],f,u.cc,u.start,function(y){p._appendCues(y,u.level),w.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(y){p._fallbackToIMSC1(u,T),L.logger.log("Failed to parse VTT cue: "+y),w.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:y})})},o._fallbackToIMSC1=function(u,T){var f=this,p=this.tracks[u.level];p.textCodec||Object(_.parseIMSC1)(T,this.initPTS[u.cc],this.timescale[u.cc],function(){p.textCodec=_.IMSC1_CODEC,f._parseIMSC1(u,T)},function(){p.textCodec="wvtt"})},o._appendCues=function(u,T){var f=this.hls;if(this.config.renderTextTracksNatively){var p=this.textTracks[T];if(p.mode==="disabled")return;u.forEach(function(h){return Object(A.addCueToTrack)(p,h)})}else{var w=this.tracks[T],y=w.default?"default":"subtitles"+T;f.trigger(M.Events.CUES_PARSED,{type:"subtitles",cues:u,track:y})}},o.onFragDecrypted=function(u,T){var f=T.frag;if(f.type===x.PlaylistLevelType.SUBTITLE){if(!Object(K.isFiniteNumber)(this.initPTS[f.cc])){this.unparsedVttFrags.push(T);return}this.onFragLoaded(M.Events.FRAG_LOADED,T)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,T){var f=this.cea608Parser1,p=this.cea608Parser2;if(!this.enabled||!(f&&p))return;for(var w=0;w<T.samples.length;w++){var y=T.samples[w].bytes;if(y){var h=this.extractCea608Data(y);f.addData(T.samples[w].pts,h[0]),p.addData(T.samples[w].pts,h[1])}}},o.onBufferFlushing=function(u,T){var f=T.startOffset,p=T.endOffset,w=T.endOffsetSubtitles,y=T.type,h=this.media;if(!h||h.currentTime<p)return;if(!y||y==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(A.removeCuesInRange)(c[a],f,p)})}if(this.config.renderTextTracksNatively&&(f===0&&w!==void 0)){var l=this.textTracks;Object.keys(l).forEach(function(a){return Object(A.removeCuesInRange)(l[a],f,w)})}},o.extractCea608Data=function(u){for(var T=u[0]&31,f=2,p=[[],[]],w=0;w<T;w++){var y=u[f++],h=127&u[f++],c=127&u[f++],l=(4&y)!==0,a=3&y;if(h===0&&c===0)continue;l&&((a===0||a===1)&&(p[a].push(h),p[a].push(c)))}return p},d}();function C(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function S(d,o,s,u){return Math.min(o,u)-Math.max(d,s)}function b(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return K});var K=function(){function M(N,k){this.subtle=void 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x=new DataView(_),L=new Uint32Array(4),O=0;O<4;O++)L[O]=x.getUint32(O*4);return L},k.initTable=function(){var _=this.sBox,x=this.invSBox,L=this.subMix,O=L[0],C=L[1],S=L[2],b=L[3],d=this.invSubMix,o=d[0],s=d[1],u=d[2],T=d[3],f=new Uint32Array(256),p=0,w=0,y=0;for(y=0;y<256;y++)y<128?f[y]=y<<1:f[y]=y<<1^283;for(y=0;y<256;y++){var h=w^w<<1^w<<2^w<<3^w<<4;h=h>>>8^h&255^99,_[p]=h,x[h]=p;var c=f[p],l=f[c],a=f[l],v=f[h]*257^h*16843008;O[p]=v<<24|v>>>8,C[p]=v<<16|v>>>16,S[p]=v<<8|v>>>24,b[p]=v,v=a*16843009^l*65537^c*257^p*16843008,o[h]=v<<24|v>>>8,s[h]=v<<16|v>>>16,u[h]=v<<8|v>>>24,T[h]=v,p?(p=c^f[f[f[a^c]]],w^=f[f[w]]):p=w=1}},k.expandKey=function(_){for(var x=this.uint8ArrayToUint32Array_(_),L=!0,O=0;O<x.length&&L;)L=x[O]===this.key[O],O++;if(L)return;this.key=x;var C=this.keySize=x.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var S=this.ksRows=(C+6+1)*4,b,d,o=this.keySchedule=new Uint32Array(S),s=this.invKeySchedule=new Uint32Array(S),u=this.sBox,T=this.rcon,f=this.invSubMix,p=f[0],w=f[1],y=f[2],h=f[3],c,l;for(b=0;b<S;b++){if(b<C){c=o[b]=x[b];continue}l=c,b%C===0?(l=l<<8|l>>>24,l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255],l^=T[b/C|0]<<24):C>6&&b%C===4&&(l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255]),o[b]=c=(o[b-C]^l)>>>0}for(d=0;d<S;d++)b=S-d,d&3?l=o[b]:l=o[b-4],d<4||b<=4?s[d]=l:s[d]=p[u[l>>>24]]^w[u[l>>>16&255]]^y[u[l>>>8&255]]^h[u[l&255]],s[d]=s[d]>>>0},k.networkToHostOrderSwap=function(_){return _<<24|(_&65280)<<8|(_&16711680)>>8|_>>>24},k.decrypt=function(_,x,L){for(var O=this.keySize+6,C=this.invKeySchedule,S=this.invSBox,b=this.invSubMix,d=b[0],o=b[1],s=b[2],u=b[3],T=this.uint8ArrayToUint32Array_(L),f=T[0],p=T[1],w=T[2],y=T[3],h=new Int32Array(_),c=new Int32Array(h.length),l,a,v,g,m,R,U,W,X,B,F,z,Q,ie,ce=this.networkToHostOrderSwap;x<h.length;){for(X=ce(h[x]),B=ce(h[x+1]),F=ce(h[x+2]),z=ce(h[x+3]),m=X^C[0],R=z^C[1],U=F^C[2],W=B^C[3],Q=4,ie=1;ie<O;ie++)l=d[m>>>24]^o[R>>16&255]^s[U>>8&255]^u[W&255]^C[Q],a=d[R>>>24]^o[U>>16&255]^s[W>>8&255]^u[m&255]^C[Q+1],v=d[U>>>24]^o[W>>16&255]^s[m>>8&255]^u[R&255]^C[Q+2],g=d[W>>>24]^o[m>>16&255]^s[R>>8&255]^u[U&255]^C[Q+3],m=l,R=a,U=v,W=g,Q=Q+4;l=S[m>>>24]<<24^S[R>>16&255]<<16^S[U>>8&255]<<8^S[W&255]^C[Q],a=S[R>>>24]<<24^S[U>>16&255]<<16^S[W>>8&255]<<8^S[m&255]^C[Q+1],v=S[U>>>24]<<24^S[W>>16&255]<<16^S[m>>8&255]<<8^S[R&255]^C[Q+2],g=S[W>>>24]<<24^S[m>>16&255]<<16^S[R>>8&255]<<8^S[U&255]^C[Q+3],c[x]=ce(l^f),c[x+1]=ce(g^p),c[x+2]=ce(v^w),c[x+3]=ce(a^y),f=X,p=B,w=F,y=z,x=x+4}return c.buffer},N}()},"./src/crypt/decrypter.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return x});var K=D("./src/crypt/aes-crypto.ts"),M=D("./src/crypt/fast-aes-key.ts"),P=D("./src/crypt/aes-decryptor.ts"),N=D("./src/utils/logger.ts"),k=D("./src/utils/mp4-tools.ts"),A=D("./src/utils/typed-array.ts"),_=16,x=function(){function L(C,S,b){var d=b===void 0?{}:b,o=d.removePKCS7Padding,s=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=S,this.removePKCS7Padding=s,s)try{var u=self.crypto;u&&(this.subtle=u.subtle||u.webkitSubtle)}catch(T){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var O=L.prototype;return O.destroy=function(){this.observer=null},O.isSync=function(){return this.config.enableSoftwareAES},O.flush=function(){var S=this.currentResult;if(!S){this.reset();return}var b=new Uint8Array(S);return this.reset(),this.removePKCS7Padding?Object(P.removePadding)(b):b},O.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},O.decrypt=function(S,b,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(S),b,d);var s=this.flush();s&&o(s.buffer)}else this.webCryptoDecrypt(new Uint8Array(S),b,d).then(o)},O.softwareDecrypt=function(S,b,d){var o=this.currentIV,s=this.currentResult,u=this.remainderData;this.logOnce("JS AES decrypt"),u&&(S=Object(k.appendUint8Array)(u,S),this.remainderData=null);var T=this.getValidChunk(S);if(!T.length)return null;o&&(d=o);var f=this.softwareDecrypter;f||(f=this.softwareDecrypter=new P.default),f.expandKey(b);var p=s;return this.currentResult=f.decrypt(T.buffer,0,d),this.currentIV=Object(A.sliceUint8)(T,-16).buffer,p||null},O.webCryptoDecrypt=function(S,b,d){var o=this,s=this.subtle;return(this.key!==b||!this.fastAesKey)&&(this.key=b,this.fastAesKey=new 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L},k.getAvcDecryptedUnit=function(_,x){for(var L=new Uint8Array(x),O=0,C=32;C<=_.length-16;C+=160,O+=16)_.set(L.subarray(O,O+16),C);return _},k.decryptAvcSample=function(_,x,L,O,C,S){var b=Object(M.discardEPB)(C.data),d=this.getAvcEncryptedData(b),o=this;this.decryptBuffer(d.buffer,function(s){C.data=o.getAvcDecryptedUnit(b,s),S||o.decryptAvcSamples(_,x,L+1,O)})},k.decryptAvcSamples=function(_,x,L,O){if(_ instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;x++,L=0){if(x>=_.length){O();return}for(var C=_[x].units;!(L>=C.length);L++){var S=C[L];if(S.data.length<=48||S.type!==1&&S.type!==5)continue;var b=this.decrypter.isSync();if(this.decryptAvcSample(_,x,L,O,S,b),!b)return}}},N}();G.default=P},"./src/demux/transmuxer-interface.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return C});var K=D("./node_modules/webworkify-webpack/index.js"),M=D.n(K),P=D("./src/events.ts"),N=D("./src/demux/transmuxer.ts"),k=D("./src/utils/logger.ts"),A=D("./src/errors.ts"),_=D("./src/utils/mediasource-helper.ts"),x=D("./node_modules/eventemitter3/index.js"),L=D.n(x),O=Object(_.getMediaSource)()||{isTypeSupported:function(){return!1}},C=function(){function S(d,o,s,u){var T=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=d,this.id=o,this.onTransmuxComplete=s,this.onFlush=u;var f=d.config,p=function(l,a){a=a||{},a.frag=T.frag,a.id=T.id,d.trigger(l,a)};this.observer=new x.EventEmitter,this.observer.on(P.Events.FRAG_DECRYPTED,p),this.observer.on(P.Events.ERROR,p);var w={mp4:O.isTypeSupported("video/mp4"),mpeg:O.isTypeSupported("audio/mpeg"),mp3:O.isTypeSupported('audio/mp4; codecs="mp3"')},y=navigator.vendor;if(f.enableWorker&&typeof Worker!="undefined"){k.logger.log("demuxing in webworker");var h;try{h=this.worker=K("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),h.addEventListener("message",this.onwmsg),h.onerror=function(c){d.trigger(P.Events.ERROR,{type:A.ErrorTypes.OTHER_ERROR,details:A.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+" ("+c.filename+":"+c.lineno+")")})},h.postMessage({cmd:"init",typeSupported:w,vendor:y,id:o,config:JSON.stringify(f)})}catch(c){k.logger.warn("Error in worker:",c),k.logger.error("Error while initializing DemuxerWorker, fallback to inline"),h&&self.URL.revokeObjectURL(h.objectURL),this.transmuxer=new N.default(this.observer,w,f,y,o),this.worker=null}}else this.transmuxer=new N.default(this.observer,w,f,y,o)}var b=S.prototype;return b.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var s=this.transmuxer;s&&(s.destroy(),this.transmuxer=null)}var u=this.observer;u&&u.removeAllListeners(),this.observer=null},b.push=function(o,s,u,T,f,p,w,y,h,c){var l=this;h.transmuxing.start=self.performance.now();var a=this.transmuxer,v=this.worker,g=p?p.start:f.start,m=f.decryptdata,R=this.frag,U=!(R&&f.cc===R.cc),W=!(R&&h.level===R.level),X=R?h.sn-R.sn:-1,B=this.part?h.part-this.part.index:1,F=!W&&(X===1||X===0&&B===1),z=self.performance.now();(W||X||f.stats.parsing.start===0)&&(f.stats.parsing.start=z),p&&(B||!F)&&(p.stats.parsing.start=z);var Q=new N.TransmuxState(U,F,y,W,g);if(!F||U){k.logger.log("[transmuxer-interface, "+f.type+"]: Starting new transmux session for sn: "+h.sn+" p: "+h.part+" level: "+h.level+" id: "+h.id+`
discontinuity: `+U+`
trackSwitch: `+W+`
contiguous: `+F+`
accurateTimeOffset: `+y+`
timeOffset: `+g);var ie=new N.TransmuxConfig(u,T,s,w,c);this.configureTransmuxer(ie)}if(this.frag=f,this.part=p,v)v.postMessage({cmd:"demux",data:o,decryptdata:m,chunkMeta:h,state:Q},o instanceof ArrayBuffer?[o]:[]);else if(a){var ce=a.push(o,m,h,Q);Object(N.isPromise)(ce)?ce.then(function(Ce){l.handleTransmuxComplete(Ce)}):this.handleTransmuxComplete(ce)}},b.flush=function(o){var s=this;o.transmuxing.start=self.performance.now();var u=this.transmuxer,T=this.worker;if(T)T.postMessage({cmd:"flush",chunkMeta:o});else if(u){var f=u.flush(o);Object(N.isPromise)(f)?f.then(function(p){s.handleFlushResult(p,o)}):this.handleFlushResult(f,o)}},b.handleFlushResult=function(o,s){var u=this;o.forEach(function(T){u.handleTransmuxComplete(T)}),this.onFlush(s)},b.onWorkerMessage=function(o){var s=o.data,u=this.hls;switch(s.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(s.data);break}case"flush":{this.onFlush(s.data);break}default:{s.data=s.data||{},s.data.frag=this.frag,s.data.id=this.id,u.trigger(s.event,s.data);break}}},b.configureTransmuxer=function(o){var s=this.worker,u=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):u&&u.configure(o)},b.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},S}()},"./src/demux/transmuxer-worker.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return A});var K=D("./src/demux/transmuxer.ts"),M=D("./src/events.ts"),P=D("./src/utils/logger.ts"),N=D("./node_modules/eventemitter3/index.js"),k=D.n(N);function A(C){var S=new N.EventEmitter,b=function(o,s){C.postMessage({event:o,data:s})};S.on(M.Events.FRAG_DECRYPTED,b),S.on(M.Events.ERROR,b),C.addEventListener("message",function(d){var o=d.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);C.transmuxer=new K.default(S,o.typeSupported,s,o.vendor,o.id),Object(P.enableLogs)(s.debug),b("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var u=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(K.isPromise)(u)?u.then(function(p){_(C,p)}):_(C,u);break}case"flush":{var T=o.chunkMeta,f=C.transmuxer.flush(T);Object(K.isPromise)(f)?f.then(function(p){L(C,p,T)}):L(C,f,T);break}default:break}})}function _(C,S){if(O(S.remuxResult))return;var b=[],d=S.remuxResult,o=d.audio,s=d.video;o&&x(b,o),s&&x(b,s),C.postMessage({event:"transmuxComplete",data:S},b)}function x(C,S){S.data1&&C.push(S.data1.buffer),S.data2&&C.push(S.data2.buffer)}function 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d=[{demux:A.default,remux:x.default},{demux:k.default,remux:L.default},{demux:N.default,remux:x.default},{demux:_.default,remux:x.default}],o=1024;d.forEach(function(y){var h=y.demux;o=Math.max(o,h.minProbeByteLength)});var s=function(){function y(c,l,a,v,g){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new O.default,this.observer=c,this.typeSupported=l,this.config=a,this.vendor=v,this.id=g}var h=y.prototype;return h.configure=function(l){this.transmuxConfig=l,this.decrypter&&this.decrypter.reset()},h.push=function(l,a,v,g){var m=this,R=v.transmuxing;R.executeStart=b();var U=new Uint8Array(l),W=this.cache,X=this.config,B=this.currentTransmuxState,F=this.transmuxConfig;g&&(this.currentTransmuxState=g);var z=u(U,a);if(z&&z.method==="AES-128"){var Q=this.getDecrypter();if(X.enableSoftwareAES){var ie=Q.softwareDecrypt(U,z.key.buffer,z.iv.buffer);if(!ie)return R.executeEnd=b(),T(v);U=new Uint8Array(ie)}else return this.decryptionPromise=Q.webCryptoDecrypt(U,z.key.buffer,z.iv.buffer).then(function(we){var Re=m.push(we,null,v);return m.decryptionPromise=null,Re}),this.decryptionPromise}var ce=g||B,Ce=ce.contiguous,pe=ce.discontinuity,Te=ce.trackSwitch,se=ce.accurateTimeOffset,de=ce.timeOffset,q=F.audioCodec,oe=F.videoCodec,ye=F.defaultInitPts,fe=F.duration,Le=F.initSegmentData;if((pe||Te)&&this.resetInitSegment(Le,q,oe,fe),pe&&this.resetInitialTimestamp(ye),Ce||this.resetContiguity(),this.needsProbing(U,pe,Te)){if(W.dataLength){var ve=W.flush();U=Object(C.appendUint8Array)(ve,U)}this.configureTransmuxer(U,F)}var De=this.transmux(U,z,de,se,v),be=this.currentTransmuxState;return be.contiguous=!0,be.discontinuity=!1,be.trackSwitch=!1,R.executeEnd=b(),De},h.flush=function(l){var a=this,v=l.transmuxing;v.executeStart=b();var g=this.decrypter,m=this.cache,R=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return a.flush(l)});var W=[],X=R.timeOffset;if(g){var B=g.flush();B&&W.push(this.push(B,null,l))}var F=m.dataLength;m.reset();var z=this.demuxer,Q=this.remuxer;if(!z||!Q)return F>=o&&this.observer.emit(K.Events.ERROR,K.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=b(),[T(l)];var ie=z.flush(X);return f(ie)?ie.then(function(ce){return a.flushRemux(W,ce,l),W}):(this.flushRemux(W,ie,l),W)},h.flushRemux=function(l,a,v){var g=a.audioTrack,m=a.avcTrack,R=a.id3Track,U=a.textTrack,W=this.currentTransmuxState,X=W.accurateTimeOffset,B=W.timeOffset;S.logger.log("[transmuxer.ts]: Flushed fragment "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var F=this.remuxer.remux(g,m,R,U,B,X,!0,this.id);l.push({remuxResult:F,chunkMeta:v}),v.transmuxing.executeEnd=b()},h.resetInitialTimestamp=function(l){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(l),v.resetTimeStamp(l)},h.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(l,a,v,g){var m=this.demuxer,R=this.remuxer;if(!m||!R)return;m.resetInitSegment(a,v,g),R.resetInitSegment(l,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(l,a,v,g,m){var R;return a&&a.method==="SAMPLE-AES"?R=this.transmuxSampleAes(l,a,v,g,m):R=this.transmuxUnencrypted(l,v,g,m),R},h.transmuxUnencrypted=function(l,a,v,g){var m=this.demuxer.demux(l,a,!1,!this.config.progressive),R=m.audioTrack,U=m.avcTrack,W=m.id3Track,X=m.textTrack,B=this.remuxer.remux(R,U,W,X,a,v,!1,this.id);return{remuxResult:B,chunkMeta:g}},h.transmuxSampleAes=function(l,a,v,g,m){var R=this;return this.demuxer.demuxSampleAes(l,a,v).then(function(U){var W=R.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,v,g,!1,R.id);return{remuxResult:W,chunkMeta:m}})},h.configureTransmuxer=function(l,a){for(var v=this.config,g=this.observer,m=this.typeSupported,R=this.vendor,U=a.audioCodec,W=a.defaultInitPts,X=a.duration,B=a.initSegmentData,F=a.videoCodec,z,Q=0,ie=d.length;Q<ie;Q++)if(d[Q].demux.probe(l)){z=d[Q];break}z||(S.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),z={demux:k.default,remux:L.default});var ce=this.demuxer,Ce=this.remuxer,pe=z.remux,Te=z.demux;(!Ce||!(Ce instanceof pe))&&(this.remuxer=new pe(g,v,m,R)),(!ce||!(ce instanceof Te))&&(this.demuxer=new Te(g,v,m),this.probe=Te.probe),this.resetInitSegment(B,U,F,X),this.resetInitialTimestamp(W)},h.needsProbing=function(l,a,v){return!this.demuxer||!this.remuxer||a||v},h.getDecrypter=function(){var l=this.decrypter;return l||(l=this.decrypter=new P.default(this.observer,this.config)),l},y}();function u(y,h){var c=null;return y.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var T=function(h){return{remuxResult:{},chunkMeta:h}};function f(y){return"then"in y&&y.then instanceof Function}var p=function(h,c,l,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=l,this.duration=a,this.defaultInitPts=v},w=function(h,c,l,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=l,this.trackSwitch=a,this.timeOffset=v}},"./src/demux/tsdemuxer.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"discardEPB",function(){return T});var K=D("./src/demux/adts.ts"),M=D("./src/demux/mpegaudio.ts"),P=D("./src/demux/exp-golomb.ts"),N=D("./src/demux/id3.ts"),k=D("./src/demux/sample-aes.ts"),A=D("./src/events.ts"),_=D("./src/utils/mp4-tools.ts"),x=D("./src/utils/logger.ts"),L=D("./src/errors.ts"),O={video:1,audio:2,id3:3,text:4},C=function(){function f(w,y,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=w,this.config=y,this.typeSupported=h}f.probe=function(y){var h=f.syncOffset(y);return h<0?!1:(h&&x.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},f.syncOffset=function(y){for(var h=Math.min(1e3,y.length-3*188),c=0;c<h;){if(y[c]===71&&y[c+188]===71&&y[c+2*188]===71)return c;c++}return-1},f.createTrack=function(y,h){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:O[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?h:void 0}};var p=f.prototype;return p.resetInitSegment=function(y,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=y,this.videoCodec=h,this._duration=c},p.resetTimeStamp=function(){},p.resetContiguity=function(){var y=this._audioTrack,h=this._avcTrack,c=this._id3Track;y&&(y.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},p.demux=function(y,h,c,l){c===void 0&&(c=!1),l===void 0&&(l=!1),c||(this.sampleAes=null);var a,v=this._avcTrack,g=this._audioTrack,m=this._id3Track,R=v.pid,U=v.pesData,W=g.pid,X=m.pid,B=g.pesData,F=m.pesData,z=!1,Q=this.pmtParsed,ie=this._pmtId,ce=y.length;if(this.remainderData&&(y=Object(_.appendUint8Array)(this.remainderData,y),ce=y.length,this.remainderData=null),ce<188&&!l)return this.remainderData=y,{audioTrack:g,avcTrack:v,id3Track:m,textTrack:this._txtTrack};var Ce=Math.max(0,f.syncOffset(y));ce-=(ce+Ce)%188,ce<y.byteLength&&!l&&(this.remainderData=new Uint8Array(y.buffer,ce,y.buffer.byteLength-ce));for(var pe=Ce;pe<ce;pe+=188)if(y[pe]===71){var Te=!!(y[pe+1]&64),se=((y[pe+1]&31)<<8)+y[pe+2],de=(y[pe+3]&48)>>4,q=void 0;if(de>1){if(q=pe+5+y[pe+4],q===pe+188)continue}else q=pe+4;switch(se){case R:Te&&(U&&(a=o(U))&&this.parseAVCPES(a,!1),U={data:[],size:0}),U&&(U.data.push(y.subarray(q,pe+188)),U.size+=pe+188-q);break;case W:Te&&(B&&(a=o(B))&&(g.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),B={data:[],size:0}),B&&(B.data.push(y.subarray(q,pe+188)),B.size+=pe+188-q);break;case X:Te&&(F&&(a=o(F))&&this.parseID3PES(a),F={data:[],size:0}),F&&(F.data.push(y.subarray(q,pe+188)),F.size+=pe+188-q);break;case 0:Te&&(q+=y[q]+1),ie=this._pmtId=b(y,q);break;case ie:{Te&&(q+=y[q]+1);var oe=d(y,q,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);R=oe.avc,R>0&&(v.pid=R),W=oe.audio,W>0&&(g.pid=W,g.isAAC=oe.isAAC),X=oe.id3,X>0&&(m.pid=X),z&&!Q&&(x.logger.log("reparse from beginning"),z=!1,pe=Ce-188),Q=this.pmtParsed=!0;break}case 17:case 8191:break;default:z=!0;break}}else this.observer.emit(A.Events.ERROR,A.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});v.pesData=U,g.pesData=B,m.pesData=F;var ye={audioTrack:g,avcTrack:v,id3Track:m,textTrack:this._txtTrack};return l&&this.extractRemainingSamples(ye),ye},p.flush=function(){var y=this.remainderData;this.remainderData=null;var h;return y?h=this.demux(y,-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},p.extractRemainingSamples=function(y){var h=y.audioTrack,c=y.avcTrack,l=y.id3Track,a=c.pesData,v=h.pesData,g=l.pesData,m;a&&(m=o(a))?(this.parseAVCPES(m,!0),c.pesData=null):c.pesData=a,v&&(m=o(v))?(h.isAAC?this.parseAACPES(m):this.parseMPEGPES(m),h.pesData=null):(v!=null&&v.size&&x.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=v),g&&(m=o(g))?(this.parseID3PES(m),l.pesData=null):l.pesData=g},p.demuxSampleAes=function(y,h,c){var l=this.demux(y,c,!0,!this.config.progressive),a=this.sampleAes=new k.default(this.observer,this.config,h);return this.decrypt(l,a)},p.decrypt=function(y,h){return new Promise(function(c){var l=y.audioTrack,a=y.avcTrack;l.samples&&l.isAAC?h.decryptAacSamples(l.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(y)}):c(y)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(y)})})},p.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},p.parseAVCPES=function(y,h){var c=this,l=this._avcTrack,a=this.parseAVCNALu(y.data),v=!1,g=this.avcSample,m,R=!1;y.data=null,g&&a.length&&!l.audFound&&(s(g,l),g=this.avcSample=S(!1,y.pts,y.dts,"")),a.forEach(function(U){switch(U.type){case 1:{m=!0,g||(g=c.avcSample=S(!0,y.pts,y.dts,"")),v&&(g.debug+="NDR "),g.frame=!0;var W=U.data;if(R&&W.length>4){var X=new P.default(W).readSliceType();(X===2||X===4||X===7||X===9)&&(g.key=!0)}break}case 5:m=!0,g||(g=c.avcSample=S(!0,y.pts,y.dts,"")),v&&(g.debug+="IDR "),g.key=!0,g.frame=!0;break;case 6:{m=!0,v&&g&&(g.debug+="SEI ");var B=new P.default(T(U.data));B.readUByte();for(var F=0,z=0,Q=!1,ie=0;!Q&&B.bytesAvailable>1;){F=0;do ie=B.readUByte(),F+=ie;while(ie===255);z=0;do ie=B.readUByte(),z+=ie;while(ie===255);if(F===4&&B.bytesAvailable!==0){Q=!0;var ce=B.readUByte();if(ce===181){var Ce=B.readUShort();if(Ce===49){var pe=B.readUInt();if(pe===1195456820){var Te=B.readUByte();if(Te===3){for(var se=B.readUByte(),de=B.readUByte(),q=31&se,oe=[se,de],ye=0;ye<q;ye++)oe.push(B.readUByte()),oe.push(B.readUByte()),oe.push(B.readUByte());u(c._txtTrack.samples,{type:3,pts:y.pts,bytes:oe})}}}}}else if(F===5&&B.bytesAvailable!==0){if(Q=!0,z>16){for(var fe=[],Le=0;Le<16;Le++)fe.push(B.readUByte().toString(16)),(Le===3||Le===5||Le===7||Le===9)&&fe.push("-");for(var ve=z-16,De=new Uint8Array(ve),be=0;be<ve;be++)De[be]=B.readUByte();u(c._txtTrack.samples,{pts:y.pts,payloadType:F,uuid:fe.join(""),userData:Object(N.utf8ArrayToStr)(De),userDataBytes:De})}}else if(z<B.bytesAvailable)for(var we=0;we<z;we++)B.readUByte()}break}case 7:if(m=!0,R=!0,v&&g&&(g.debug+="SPS "),!l.sps){var Re=new P.default(U.data),Fe=Re.readSPS();l.width=Fe.width,l.height=Fe.height,l.pixelRatio=Fe.pixelRatio,l.sps=[U.data],l.duration=c._duration;for(var Pe=U.data.subarray(1,4),Ae="avc1.",Se=0;Se<3;Se++){var We=Pe[Se].toString(16);We.length<2&&(We="0"+We),Ae+=We}l.codec=Ae}break;case 8:m=!0,v&&g&&(g.debug+="PPS "),l.pps||(l.pps=[U.data]);break;case 9:m=!1,l.audFound=!0,g&&s(g,l),g=c.avcSample=S(!1,y.pts,y.dts,v?"AUD ":"");break;case 12:m=!1;break;default:m=!1,g&&(g.debug+="unknown NAL "+U.type+" ");break}if(g&&m){var Ge=g.units;Ge.push(U)}}),h&&g&&(s(g,l),this.avcSample=null)},p.getLastNalUnit=function(){var y,h=this.avcSample,c;if(!h||h.units.length===0){var l=this._avcTrack.samples;h=l[l.length-1]}if((y=h)!==null&&y!==void 0&&y.units){var a=h.units;c=a[a.length-1]}return c},p.parseAVCNALu=function(y){var h=y.byteLength,c=this._avcTrack,l=c.naluState||0,a=l,v=[],g=0,m,R,U,W=-1,X=0;for(l===-1&&(W=0,X=y[0]&31,l=0,g=1);g<h;){if(m=y[g++],!l){l=m?0:1;continue}if(l===1){l=m?0:2;continue}if(!m)l=3;else if(m===1){if(W>=0){var B={data:y.subarray(W,g-l-1),type:X};v.push(B)}else{var F=this.getLastNalUnit();if(F&&(a&&g<=4-a&&(F.state&&(F.data=F.data.subarray(0,F.data.byteLength-a))),R=g-l-1,R>0)){var z=new Uint8Array(F.data.byteLength+R);z.set(F.data,0),z.set(y.subarray(0,R),F.data.byteLength),F.data=z,F.state=0}}g<h?(U=y[g]&31,W=g,X=U,l=0):l=-1}else l=0}if(W>=0&&l>=0){var Q={data:y.subarray(W,h),type:X,state:l};v.push(Q)}if(v.length===0){var ie=this.getLastNalUnit();if(ie){var ce=new Uint8Array(ie.data.byteLength+y.byteLength);ce.set(ie.data,0),ce.set(y,ie.data.byteLength),ie.data=ce}}return c.naluState=l,v},p.parseAACPES=function(y){var h=0,c=this._audioTrack,l=this.aacOverFlow,a=y.data;if(l){this.aacOverFlow=null;var v=l.sample.unit.byteLength,g=Math.min(l.missing,v),m=v-g;l.sample.unit.set(a.subarray(0,g),m),c.samples.push(l.sample),h=l.missing}var R,U;for(R=h,U=a.length;R<U-1&&!K.isHeader(a,R);R++);if(R!==h){var W,X;if(R<U-1?(W="AAC PES did not start with ADTS header,offset:"+R,X=!1):(W="no ADTS header found in AAC PES",X=!0),x.logger.warn("parsing error:"+W),this.observer.emit(A.Events.ERROR,A.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.FRAG_PARSING_ERROR,fatal:X,reason:W}),X)return}K.initTrackConfig(c,this.observer,a,R,this.audioCodec);var B;if(y.pts!==void 0)B=y.pts;else if(l){var F=K.getFrameDuration(c.samplerate);B=l.sample.pts+F}else{x.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var z=0;R<U;)if(K.isHeader(a,R)){if(R+5<U){var Q=K.appendFrame(c,a,R,B,z);if(Q)if(Q.missing)this.aacOverFlow=Q;else{R+=Q.length,z++;continue}}break}else R++},p.parseMPEGPES=function(y){var h=y.data,c=h.length,l=0,a=0,v=y.pts;if(v===void 0){x.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(M.isHeader(h,a)){var g=M.appendFrame(this._audioTrack,h,a,v,l);if(g)a+=g.length,l++;else break}else a++},p.parseID3PES=function(y){if(y.pts===void 0){x.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(y)},f}();C.minProbeByteLength=188;function S(f,p,w,y){return{key:f,frame:!1,pts:p,dts:w,units:[],debug:y,length:0}}function b(f,p){return(f[p+10]&31)<<8|f[p+11]}function d(f,p,w,y){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(f[p+1]&15)<<8|f[p+2],l=p+3+c-4,a=(f[p+10]&15)<<8|f[p+11];for(p+=12+a;p<l;){var v=(f[p+1]&31)<<8|f[p+2];switch(f[p]){case 207:if(!y){x.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(!y){x.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:w?h.audio===-1&&(h.audio=v,h.isAAC=!1):x.logger.log("MPEG audio found, not supported in this browser");break;case 36:x.logger.warn("Unsupported HEVC stream type found");break;default:break}p+=((f[p+3]&15)<<8|f[p+4])+5}return h}function o(f){var p=0,w,y,h,c,l,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)}w=a[0];var g=(w[0]<<16)+(w[1]<<8)+w[2];if(g===1){if(y=(w[4]<<8)+w[5],y&&y>f.size-6)return null;var m=w[7];m&192&&(c=(w[9]&14)*536870912+(w[10]&255)*4194304+(w[11]&254)*16384+(w[12]&255)*128+(w[13]&254)/2,m&64?(l=(w[14]&14)*536870912+(w[15]&255)*4194304+(w[16]&254)*16384+(w[17]&255)*128+(w[18]&254)/2,c-l>60*9e4&&(x.logger.warn(Math.round((c-l)/9e4)+"s delta between PTS and DTS, align them"),c=l)):l=c),h=w[8];var R=h+9;if(f.size<=R)return null;f.size-=R;for(var U=new Uint8Array(f.size),W=0,X=a.length;W<X;W++){w=a[W];var B=w.byteLength;if(R)if(R>B){R-=B;continue}else w=w.subarray(R),B-=R,R=0;U.set(w,p),p+=B}return y&&(y-=h+3),{data:U,pts:c,dts:l,len:y}}return null}function s(f,p){if(f.units.length&&f.frame){if(f.pts===void 0){var w=p.samples,y=w.length;if(y){var h=w[y-1];f.pts=h.pts,f.dts=h.dts}else{p.dropped++;return}}p.samples.push(f)}f.debug.length&&x.logger.log(f.pts+"/"+f.dts+":"+f.debug)}function u(f,p){var w=f.length;if(w>0){if(p.pts>=f[w-1].pts)f.push(p);else for(var y=w-1;y>=0;y--)if(p.pts<f[y].pts){f.splice(y,0,p);break}}else f.push(p)}function T(f){for(var p=f.byteLength,w=[],y=1;y<p-2;)f[y]===0&&f[y+1]===0&&f[y+2]===3?(w.push(y+2),y+=2):y++;if(w.length===0)return f;var h=p-w.length,c=new Uint8Array(h),l=0;for(y=0;y<h;l++,y++)l===w[0]&&(l++,w.shift()),c[y]=f[l];return c}G.default=C},"./src/errors.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"ErrorTypes",function(){return K}),D.d(G,"ErrorDetails",function(){return M});var K;(function(P){P.NETWORK_ERROR="networkError",P.MEDIA_ERROR="mediaError",P.KEY_SYSTEM_ERROR="keySystemError",P.MUX_ERROR="muxError",P.OTHER_ERROR="otherError"})(K||(K={}));var M;(function(P){P.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",P.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",P.KEY_SYSTEM_NO_SESSION="keySystemNoSession",P.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",P.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",P.MANIFEST_LOAD_ERROR="manifestLoadError",P.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",P.MANIFEST_PARSING_ERROR="manifestParsingError",P.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",P.LEVEL_EMPTY_ERROR="levelEmptyError",P.LEVEL_LOAD_ERROR="levelLoadError",P.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",P.LEVEL_SWITCH_ERROR="levelSwitchError",P.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",P.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",P.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",P.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",P.FRAG_LOAD_ERROR="fragLoadError",P.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",P.FRAG_DECRYPT_ERROR="fragDecryptError",P.FRAG_PARSING_ERROR="fragParsingError",P.REMUX_ALLOC_ERROR="remuxAllocError",P.KEY_LOAD_ERROR="keyLoadError",P.KEY_LOAD_TIMEOUT="keyLoadTimeOut",P.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",P.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",P.BUFFER_APPEND_ERROR="bufferAppendError",P.BUFFER_APPENDING_ERROR="bufferAppendingError",P.BUFFER_STALLED_ERROR="bufferStalledError",P.BUFFER_FULL_ERROR="bufferFullError",P.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",P.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",P.INTERNAL_EXCEPTION="internalException",P.INTERNAL_ABORTED="aborted",P.UNKNOWN="unknown"})(M||(M={}))},"./src/events.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"Events",function(){return K});var K;(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"})(K||(K={}))},"./src/hls.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return f});var K=D("./node_modules/url-toolkit/src/url-toolkit.js"),M=D.n(K),P=D("./src/loader/playlist-loader.ts"),N=D("./src/loader/key-loader.ts"),k=D("./src/controller/id3-track-controller.ts"),A=D("./src/controller/latency-controller.ts"),_=D("./src/controller/level-controller.ts"),x=D("./src/controller/fragment-tracker.ts"),L=D("./src/controller/stream-controller.ts"),O=D("./src/is-supported.ts"),C=D("./src/utils/logger.ts"),S=D("./src/config.ts"),b=D("./node_modules/eventemitter3/index.js"),d=D.n(b),o=D("./src/events.ts"),s=D("./src/errors.ts");function u(p,w){for(var y=0;y<w.length;y++){var h=w[y];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(p,h.key,h)}}function T(p,w,y){return w&&u(p.prototype,w),y&&u(p,y),p}var f=function(){p.isSupported=function(){return Object(O.isSupported)()};function p(y){y===void 0&&(y={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new b.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(S.mergeConfig)(p.DefaultConfig,y);this.userConfig=y,Object(C.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(S.enableStreamingMode)(h);var c=h.abrController,l=h.bufferController,a=h.capLevelController,v=h.fpsController,g=this.abrController=new c(this),m=this.bufferController=new l(this),R=this.capLevelController=new a(this),U=new v(this),W=new P.default(this),X=new N.default(this),B=new k.default(this),F=this.levelController=new _.default(this),z=new x.FragmentTracker(this),Q=this.streamController=new 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c=this.media,l=this.url,a=this.url=K.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&l&&l!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},w.startLoad=function(h){h===void 0&&(h=-1),C.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},w.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},w.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},w.recoverMediaError=function(){C.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},w.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},T(p,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return 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w=this.config,y=w.fLoader,h=w.loader;return new Promise(function(c,l){p.loader&&p.loader.destroy();var a=p.loader=u.loader=y?new y(w):new h(w),v=S(u,T),g={timeout:w.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:w.fragLoadingMaxRetryTimeout,highWaterMark:O};T.stats=a.stats,a.load(v,g,{onSuccess:function(R,U,W,X){p.resetLoader(u,a),p.updateStatsFromPart(u,T);var B={frag:u,part:T,payload:R.data,networkDetails:X};f(B),c(B)},onError:function(R,U,W){p.resetLoader(u,a),l(new b({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:u,part:T,response:R,networkDetails:W}))},onAbort:function(R,U,W){u.stats.aborted=T.stats.aborted,p.resetLoader(u,a),l(new b({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:u,part:T,networkDetails:W}))},onTimeout:function(R,U,W){p.resetLoader(u,a),l(new b({type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:u,part:T,networkDetails:W}))}})})},o.updateStatsFromPart=function(u,T){var f=u.stats,p=T.stats,w=p.total;if(f.loaded+=p.loaded,w){var y=Math.round(u.duration/T.duration),h=Math.min(Math.round(f.loaded/w),y),c=y-h,l=c*Math.round(f.loaded/h);f.total=f.loaded+l}else f.total=Math.max(f.loaded,f.total);var a=f.loading,v=p.loading;a.start?a.first+=v.first-v.start:(a.start=v.start,a.first=v.first),a.end=v.end},o.resetLoader=function(u,T){u.loader=null,this.loader===T&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),T.destroy()},d}();function S(d,o){o===void 0&&(o=null);var s=o||d,u={frag:d,part:o,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},T=s.byteRangeStartOffset,f=s.byteRangeEndOffset;return Object(K.isFiniteNumber)(T)&&Object(K.isFiniteNumber)(f)&&(u.rangeStart=T,u.rangeEnd=f),u}var b=function(d){P(o,d);function o(s){for(var u,T=arguments.length,f=new 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p=o.call(this,f)||this,p._decryptdata=null,p.rawProgramDateTime=null,p.programDateTime=null,p.tagList=[],p.duration=0,p.sn=0,p.levelkey=void 0,p.type=void 0,p.loader=null,p.level=-1,p.cc=0,p.startPTS=void 0,p.endPTS=void 0,p.appendedPTS=void 0,p.startDTS=void 0,p.endDTS=void 0,p.start=0,p.deltaPTS=void 0,p.maxStartPTS=void 0,p.minEndPTS=void 0,p.stats=new A.LoadStats,p.urlId=0,p.data=void 0,p.bitrateTest=!1,p.title=null,p.initSegment=null,p.type=T,p}var u=s.prototype;return u.createInitializationVector=function(f){for(var p=new Uint8Array(16),w=12;w<16;w++)p[w]=f>>8*(15-w)&255;return p},u.setDecryptDataFromLevelKey=function(f,p){var w=f;return(f==null?void 0:f.method)==="AES-128"&&f.uri&&!f.iv&&(w=k.LevelKey.fromURI(f.uri),w.method=f.method,w.iv=this.createInitializationVector(p),w.keyFormat="identity"),w},u.setElementaryStreamInfo=function(f,p,w,y,h,c){c===void 0&&(c=!1);var l=this.elementaryStreams,a=l[f];if(!a){l[f]={startPTS:p,endPTS:w,startDTS:y,endDTS:h,partial:c};return}a.startPTS=Math.min(a.startPTS,p),a.endPTS=Math.max(a.endPTS,w),a.startDTS=Math.min(a.startDTS,y),a.endDTS=Math.max(a.endDTS,h)},u.clearElementaryStreamInfo=function(){var f=this.elementaryStreams;f[C.AUDIO]=null,f[C.VIDEO]=null,f[C.AUDIOVIDEO]=null},O(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var f=this.sn;typeof f!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&N.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),f=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,f)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(K.isFiniteNumber)(this.programDateTime))return null;var f=Object(K.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+f*1e3}},{key:"encrypted",get:function(){var f;return!!((f=this.decryptdata)!==null&&f!==void 0&&f.keyFormat&&this.decryptdata.uri)}}]),s}(S),d=function(o){_(s,o);function s(u,T,f,p,w){var y;y=o.call(this,f)||this,y.fragOffset=0,y.duration=0,y.gap=!1,y.independent=!1,y.relurl=void 0,y.fragment=void 0,y.index=void 0,y.stats=new A.LoadStats,y.duration=u.decimalFloatingPoint("DURATION"),y.gap=u.bool("GAP"),y.independent=u.bool("INDEPENDENT"),y.relurl=u.enumeratedString("URI"),y.fragment=T,y.index=p;var h=u.enumeratedString("BYTERANGE");return h&&y.setByteRange(h,w),w&&(y.fragOffset=w.fragOffset+w.duration),y}return O(s,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var T=this.elementaryStreams;return!!(T.audio||T.video||T.audiovideo)}}]),s}(S)},"./src/loader/key-loader.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return N});var K=D("./src/events.ts"),M=D("./src/errors.ts"),P=D("./src/utils/logger.ts"),N=function(){function k(_){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=_,this._registerListeners()}var A=k.prototype;return A._registerListeners=function(){this.hls.on(K.Events.KEY_LOADING,this.onKeyLoading,this)},A._unregisterListeners=function(){this.hls.off(K.Events.KEY_LOADING,this.onKeyLoading)},A.destroy=function(){this._unregisterListeners();for(var x in this.loaders){var L=this.loaders[x];L&&L.destroy()}this.loaders={}},A.onKeyLoading=function(x,L){var O=L.frag,C=O.type,S=this.loaders[C];if(!O.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var b=O.decryptdata.uri;if(b!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(S&&(P.logger.warn("abort previous key loader for type:"+C),S.abort()),!b){P.logger.warn("key uri is falsy");return}var o=d.loader,s=O.loader=this.loaders[C]=new o(d);this.decrypturl=b,this.decryptkey=null;var u={url:b,frag:O,responseType:"arraybuffer"},T={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(u,T,f)}else this.decryptkey&&(O.decryptdata.key=this.decryptkey,this.hls.trigger(K.Events.KEY_LOADED,{frag:O}))},A.loadsuccess=function(x,L,O){var C=O.frag;if(!C.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(x.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(K.Events.KEY_LOADED,{frag:C})},A.loaderror=function(x,L){var O=L.frag,C=O.loader;C&&C.abort(),delete this.loaders[O.type],this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:O,response:x})},A.loadtimeout=function(x,L){var O=L.frag,C=O.loader;C&&C.abort(),delete this.loaders[O.type],this.hls.trigger(K.Events.ERROR,{type:M.ErrorTypes.NETWORK_ERROR,details:M.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:O})},k}()},"./src/loader/level-details.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"LevelDetails",function(){return k});var K=D("./src/polyfills/number.ts");function M(A,_){for(var x=0;x<_.length;x++){var L=_[x];L.enumerable=L.enumerable||!1,L.configurable=!0,"value"in L&&(L.writable=!0),Object.defineProperty(A,L.key,L)}}function P(A,_,x){return _&&M(A.prototype,_),x&&M(A,x),A}var N=10,k=function(){function A(x){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=x}var _=A.prototype;return _.reloaded=function(L){if(!L){this.advanced=!0,this.updated=!0;return}var O=this.lastPartSn-L.lastPartSn,C=this.lastPartIndex-L.lastPartIndex;this.updated=this.endSN!==L.endSN||!!C||!!O,this.advanced=this.endSN>L.endSN||O>0||O===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(L.misses*.6):this.misses=L.misses+1,this.availabilityDelay=L.availabilityDelay},P(A,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(K.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||N}},{key:"drift",get:function(){var L=this.driftEndTime-this.driftStartTime;if(L>0){var O=this.driftEnd-this.driftStart;return O*1e3/L}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var L;return(L=this.partList)!==null&&L!==void 0&&L.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var L;return(L=this.fragments)!==null&&L!==void 0&&L.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var L;return(L=this.partList)!==null&&L!==void 0&&L.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var L;return(L=this.partList)!==null&&L!==void 0&&L.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),A}()},"./src/loader/level-key.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"LevelKey",function(){return k});var K=D("./node_modules/url-toolkit/src/url-toolkit.js"),M=D.n(K);function P(A,_){for(var x=0;x<_.length;x++){var L=_[x];L.enumerable=L.enumerable||!1,L.configurable=!0,"value"in L&&(L.writable=!0),Object.defineProperty(A,L.key,L)}}function N(A,_,x){return _&&P(A.prototype,_),x&&P(A,x),A}var k=function(){A.fromURL=function(x,L){return new A(x,L)},A.fromURI=function(x){return new A(x)};function A(_,x){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,x?this._uri=Object(K.buildAbsoluteURL)(_,x,{alwaysNormalize:!0}):this._uri=_}return N(A,[{key:"uri",get:function(){return this._uri}}]),A}()},"./src/loader/load-stats.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"LoadStats",function(){return K});var K=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return s});var K=D("./src/polyfills/number.ts"),M=D("./node_modules/url-toolkit/src/url-toolkit.js"),P=D.n(M),N=D("./src/loader/fragment.ts"),k=D("./src/loader/level-details.ts"),A=D("./src/loader/level-key.ts"),_=D("./src/utils/attr-list.ts"),x=D("./src/utils/logger.ts"),L=D("./src/utils/codecs.ts"),O=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,S=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),b=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(w){var y,h;return d.test((y=(h=M.parseURL(w))===null||h===void 0?void 0:h.path)!=null?y:"")}var s=function(){function w(){}return w.findGroup=function(h,c){for(var l=0;l<h.length;l++){var a=h[l];if(a.id===c)return a}},w.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var l=c.shift()+".";return l+=parseInt(c.shift()).toString(16),l+=("000"+parseInt(c.shift()).toString(16)).substr(-4),l}return h},w.resolve=function(h,c){return M.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(h,c){var l=[],a={},v=!1;O.lastIndex=0;for(var g;(g=O.exec(h))!=null;)if(g[1]){var m=new _.AttrList(g[1]),R={attrs:m,bitrate:m.decimalInteger("AVERAGE-BANDWIDTH")||m.decimalInteger("BANDWIDTH"),name:m.NAME,url:w.resolve(g[2],c)},U=m.decimalResolution("RESOLUTION");U&&(R.width=U.width,R.height=U.height),u((m.CODECS||"").split(/[ ,]+/).filter(function(X){return X}),R),R.videoCodec&&R.videoCodec.indexOf("avc1")!==-1&&(R.videoCodec=w.convertAVC1ToAVCOTI(R.videoCodec)),l.push(R)}else if(g[3]){var W=new _.AttrList(g[3]);W["DATA-ID"]&&(v=!0,a[W["DATA-ID"]]=W)}return{levels:l,sessionData:v?a:null}},w.parseMasterPlaylistMedia=function(h,c,l,a){a===void 0&&(a=[]);var v,g=[],m=0;for(C.lastIndex=0;(v=C.exec(h))!==null;){var R=new _.AttrList(v[1]);if(R.TYPE===l){var U={attrs:R,bitrate:0,id:m++,groupId:R["GROUP-ID"],instreamId:R["INSTREAM-ID"],name:R.NAME||R.LANGUAGE||"",type:l,default:R.bool("DEFAULT"),autoselect:R.bool("AUTOSELECT"),forced:R.bool("FORCED"),lang:R.LANGUAGE,url:R.URI?w.resolve(R.URI,c):""};if(a.length){var W=w.findGroup(a,U.groupId)||a[0];T(U,W,"audioCodec"),T(U,W,"textCodec")}g.push(U)}}return g},w.parseLevelPlaylist=function(h,c,l,a,v){var g=new k.LevelDetails(c),m=g.fragments,R=null,U=0,W=0,X=0,B=0,F=null,z=new N.Fragment(a,c),Q,ie,ce,Ce=-1,pe=!1;for(S.lastIndex=0,g.m3u8=h;(Q=S.exec(h))!==null;){pe&&(pe=!1,z=new N.Fragment(a,c),z.start=X,z.sn=U,z.cc=B,z.level=l,R&&(z.initSegment=R,z.rawProgramDateTime=R.rawProgramDateTime));var Te=Q[1];if(Te){z.duration=parseFloat(Te);var se=(" "+Q[2]).slice(1);z.title=se||null,z.tagList.push(se?["INF",Te,se]:["INF",Te])}else if(Q[3])Object(K.isFiniteNumber)(z.duration)&&(z.start=X,ce&&(z.levelkey=ce),z.sn=U,z.level=l,z.cc=B,z.urlId=v,m.push(z),z.relurl=(" "+Q[3]).slice(1),p(z,F),F=z,X+=z.duration,U++,W=0,pe=!0);else if(Q[4]){var de=(" "+Q[4]).slice(1);F?z.setByteRange(de,F):z.setByteRange(de)}else if(Q[5])z.rawProgramDateTime=(" "+Q[5]).slice(1),z.tagList.push(["PROGRAM-DATE-TIME",z.rawProgramDateTime]),Ce===-1&&(Ce=m.length);else{if(Q=Q[0].match(b),!Q){x.logger.warn("No matches on slow regex match for level playlist!");continue}for(ie=1;ie<Q.length&&!(typeof Q[ie]!="undefined");ie++);var q=(" "+Q[ie]).slice(1),oe=(" "+Q[ie+1]).slice(1),ye=Q[ie+2]?(" "+Q[ie+2]).slice(1):"";switch(q){case"PLAYLIST-TYPE":g.type=oe.toUpperCase();break;case"MEDIA-SEQUENCE":U=g.startSN=parseInt(oe);break;case"SKIP":{var fe=new _.AttrList(oe),Le=fe.decimalInteger("SKIPPED-SEGMENTS");if(Object(K.isFiniteNumber)(Le)){g.skippedSegments=Le;for(var ve=Le;ve--;)m.unshift(null);U+=Le}var De=fe.enumeratedString("RECENTLY-REMOVED-DATERANGES");De&&(g.recentlyRemovedDateranges=De.split(" "));break}case"TARGETDURATION":g.targetduration=parseFloat(oe);break;case"VERSION":g.version=parseInt(oe);break;case"EXTM3U":break;case"ENDLIST":g.live=!1;break;case"#":(oe||ye)&&z.tagList.push(ye?[oe,ye]:[oe]);break;case"DIS":B++;case"GAP":z.tagList.push([q]);break;case"BITRATE":z.tagList.push([q,oe]);break;case"DISCONTINUITY-SEQ":B=parseInt(oe);break;case"KEY":{var be,we=new _.AttrList(oe),Re=we.enumeratedString("METHOD"),Fe=we.URI,Pe=we.hexadecimalInteger("IV"),Ae=we.enumeratedString("KEYFORMATVERSIONS"),Se=we.enumeratedString("KEYID"),We=(be=we.enumeratedString("KEYFORMAT"))!=null?be:"identity",Ge=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ge.indexOf(We)>-1){x.logger.warn("Keyformat "+We+" is not supported from the manifest");continue}else if(We!=="identity")continue;Re&&(ce=A.LevelKey.fromURL(c,Fe),Fe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Re)>=0&&(ce.method=Re,ce.keyFormat=We,Se&&(ce.keyID=Se),Ae&&(ce.keyFormatVersions=Ae),ce.iv=Pe));break}case"START":{var Xe=new _.AttrList(oe),je=Xe.decimalFloatingPoint("TIME-OFFSET");Object(K.isFiniteNumber)(je)&&(g.startTimeOffset=je);break}case"MAP":{var qe=new _.AttrList(oe);z.relurl=qe.URI,qe.BYTERANGE&&z.setByteRange(qe.BYTERANGE),z.level=l,z.sn="initSegment",ce&&(z.levelkey=ce),z.initSegment=null,R=z,pe=!0;break}case"SERVER-CONTROL":{var Ue=new _.AttrList(oe);g.canBlockReload=Ue.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=Ue.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&Ue.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=Ue.optionalFloat("PART-HOLD-BACK",0),g.holdBack=Ue.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ke=new _.AttrList(oe);g.partTarget=Ke.decimalFloatingPoint("PART-TARGET");break}case"PART":{var xe=g.partList;xe||(xe=g.partList=[]);var $e=W>0?xe[xe.length-1]:void 0,Ye=W++,_e=new N.Part(new _.AttrList(oe),z,c,Ye,$e);xe.push(_e),z.duration+=_e.duration;break}case"PRELOAD-HINT":{var Ie=new _.AttrList(oe);g.preloadHint=Ie;break}case"RENDITION-REPORT":{var ne=new _.AttrList(oe);g.renditionReports=g.renditionReports||[],g.renditionReports.push(ne);break}default:x.logger.warn("line parsed but not handled: "+Q);break}}}F&&!F.relurl?(m.pop(),X-=F.duration,g.partList&&(g.fragmentHint=F)):g.partList&&(p(z,F),z.cc=B,g.fragmentHint=z);var ae=m.length,le=m[0],Y=m[ae-1];if(X+=g.skippedSegments*g.targetduration,X>0&&ae&&Y){g.averagetargetduration=X/ae;var $=Y.sn;g.endSN=$!=="initSegment"?$:0,le&&(g.startCC=le.cc,le.initSegment||g.fragments.every(function(J){return J.relurl&&o(J.relurl)})&&(x.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=l,z.sn="initSegment",le.initSegment=z,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(X+=g.fragmentHint.duration),g.totalduration=X,g.endCC=B,Ce>0&&f(m,Ce),g},w}();function u(w,y){["video","audio","text"].forEach(function(h){var c=w.filter(function(a){return Object(L.isCodecType)(a,h)});if(c.length){var l=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[h+"Codec"]=l.length>0?l[0]:c[0],w=w.filter(function(a){return c.indexOf(a)===-1})}}),y.unknownCodecs=w}function T(w,y,h){var c=y[h];c&&(w[h]=c)}function f(w,y){for(var h=w[y],c=y;c--;){var l=w[c];if(!l)return;l.programDateTime=h.programDateTime-l.duration*1e3,h=l}}function p(w,y){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):y!=null&&y.programDateTime&&(w.programDateTime=y.endProgramDateTime),Object(K.isFiniteNumber)(w.programDateTime)||(w.programDateTime=null,w.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),M=D("./src/events.ts"),P=D("./src/errors.ts"),N=D("./src/utils/logger.ts"),k=D("./src/utils/mp4-tools.ts"),A=D("./src/loader/m3u8-parser.ts"),_=D("./src/types/loader.ts"),x=D("./src/utils/attr-list.ts");function L(S){var b=S.type;switch(b){case _.PlaylistContextType.AUDIO_TRACK:return _.PlaylistLevelType.AUDIO;case _.PlaylistContextType.SUBTITLE_TRACK:return _.PlaylistLevelType.SUBTITLE;default:return _.PlaylistLevelType.MAIN}}function O(S,b){var d=S.url;return(d===void 0||d.indexOf("data:")===0)&&(d=b.url),d}var C=function(){function S(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var b=S.prototype;return b.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)},b.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)},b.createInternalLoader=function(o){var s=this.hls.config,u=s.pLoader,T=s.loader,f=u||T,p=new f(s);return o.loader=p,this.loaders[o.type]=p,p},b.getInternalLoader=function(o){return this.loaders[o.type]},b.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},b.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},b.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},b.onManifestLoading=function(o,s){var u=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:_.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},b.onLevelLoading=function(o,s){var u=s.id,T=s.level,f=s.url,p=s.deliveryDirectives;this.load({id:u,groupId:null,level:T,responseType:"text",type:_.PlaylistContextType.LEVEL,url:f,deliveryDirectives:p})},b.onAudioTrackLoading=function(o,s){var u=s.id,T=s.groupId,f=s.url,p=s.deliveryDirectives;this.load({id:u,groupId:T,level:null,responseType:"text",type:_.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:p})},b.onSubtitleTrackLoading=function(o,s){var u=s.id,T=s.groupId,f=s.url,p=s.deliveryDirectives;this.load({id:u,groupId:T,level:null,responseType:"text",type:_.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:p})},b.load=function(o){var s,u=this.hls.config,T=this.getInternalLoader(o);if(T){var f=T.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),T.abort()}var p,w,y,h;switch(o.type){case _.PlaylistContextType.MANIFEST:p=u.manifestLoadingMaxRetry,w=u.manifestLoadingTimeOut,y=u.manifestLoadingRetryDelay,h=u.manifestLoadingMaxRetryTimeout;break;case _.PlaylistContextType.LEVEL:case _.PlaylistContextType.AUDIO_TRACK:case _.PlaylistContextType.SUBTITLE_TRACK:p=0,w=u.levelLoadingTimeOut;break;default:p=u.levelLoadingMaxRetry,w=u.levelLoadingTimeOut,y=u.levelLoadingRetryDelay,h=u.levelLoadingMaxRetryTimeout;break}if(T=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var 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Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,A>>24&255,A>>16&255,A>>8&255,A&255,0,0,0,0,O>>24,O>>16&255,O>>8&255,O&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,x>>8&255,x&255,0,0,L>>8&255,L&255,0,0]))},P.traf=function(k,A){var _=P.sdtp(k),x=k.id,L=Math.floor(A/(K+1)),O=Math.floor(A%(K+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,x>>24,x>>16&255,x>>8&255,x&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,L>>24,L>>16&255,L>>8&255,L&255,O>>24,O>>16&255,O>>8&255,O&255])),P.trun(k,_.length+16+20+8+16+8+8),_)},P.trak=function(k){return k.duration=k.duration||4294967295,P.box(P.types.trak,P.tkhd(k),P.mdia(k))},P.trex=function(k){var A=k.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,A>>24,A>>16&255,A>>8&255,A&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(k,A){var _=k.samples||[],x=_.length,L=12+16*x,O=new Uint8Array(L),C,S,b,d,o,s;for(A+=8+L,O.set([0,0,15,1,x>>>24&255,x>>>16&255,x>>>8&255,x&255,A>>>24&255,A>>>16&255,A>>>8&255,A&255],0),C=0;C<x;C++)S=_[C],b=S.duration,d=S.size,o=S.flags,s=S.cts,O.set([b>>>24&255,b>>>16&255,b>>>8&255,b&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*C);return P.box(P.types.trun,O)},P.initSegment=function(k){P.types||P.init();var A=P.moov(k),_=new Uint8Array(P.FTYP.byteLength+A.byteLength);return _.set(P.FTYP),_.set(A,P.FTYP.byteLength),_},P}();M.types=void 0,M.HDLR_TYPES=void 0,M.STTS=void 0,M.STSC=void 0,M.STCO=void 0,M.STSZ=void 0,M.VMHD=void 0,M.SMHD=void 0,M.STSD=void 0,M.FTYP=void 0,M.DINF=void 0,G.default=M},"./src/remux/mp4-remuxer.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return s}),D.d(G,"normalizePts",function(){return u});var K=D("./src/polyfills/number.ts"),M=D("./src/remux/aac-helper.ts"),P=D("./src/remux/mp4-generator.ts"),N=D("./src/events.ts"),k=D("./src/errors.ts"),A=D("./src/utils/logger.ts"),_=D("./src/types/loader.ts"),x=D("./src/utils/timescale-conversion.ts");function L(){return L=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var h=arguments[y];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},L.apply(this,arguments)}var O=10*1e3,C=1024,S=1152,b=null,d=null,o=!1,s=function(){function w(h,c,l,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=l,this.ISGenerated=!1,b===null){var v=navigator.userAgent||"",g=v.match(/Chrome\/(\d+)/i);b=g?parseInt(g[1]):0}if(d===null){var m=navigator.userAgent.match(/Safari\/(\d+)/i);d=m?parseInt(m[1]):0}o=!!b&&b<75||!!d&&d<600}var y=w.prototype;return y.destroy=function(){},y.resetTimeStamp=function(c){A.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},y.resetNextTimestamp=function(){A.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){A.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(c){var l=!1,a=c.reduce(function(v,g){var m=g.pts-v;return m<-4294967296?(l=!0,u(v,g.pts)):m>0?v:g.pts},c[0].pts);return l&&A.logger.debug("PTS rollover detected"),a},y.remux=function(c,l,a,v,g,m,R,U){var W,X,B,F,z,Q,ie=g,ce=g,Ce=c.pid>-1,pe=l.pid>-1,Te=l.samples.length,se=c.samples.length>0,de=Te>1,q=(!Ce||se)&&(!pe||de)||this.ISGenerated||R;if(q){this.ISGenerated||(B=this.generateIS(c,l,g));var oe=this.isVideoContiguous,ye=-1;if(de&&(ye=T(l.samples),!oe&&this.config.forceKeyFrameOnDiscontinuity))if(Q=!0,ye>0){A.logger.warn("[mp4-remuxer]: Dropped "+ye+" out of "+Te+" video samples due to a missing keyframe");var fe=this.getVideoStartPts(l.samples);l.samples=l.samples.slice(ye),l.dropped+=ye,ce+=(l.samples[0].pts-fe)/(l.timescale||9e4)}else ye===-1&&(A.logger.warn("[mp4-remuxer]: No keyframe found out of "+Te+" video samples"),Q=!1);if(this.ISGenerated){if(se&&de){var Le=this.getVideoStartPts(l.samples),ve=u(c.samples[0].pts,Le)-Le,De=ve/l.inputTimeScale;ie+=Math.max(0,De),ce+=Math.max(0,-De)}if(se){if(c.samplerate||(A.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(c,l,g)),X=this.remuxAudio(c,ie,this.isAudioContiguous,m,pe||de||U===_.PlaylistLevelType.AUDIO?ce:void 0),de){var be=X?X.endPTS-X.startPTS:0;l.inputTimeScale||(A.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(c,l,g)),W=this.remuxVideo(l,ce,oe,be)}}else de&&(W=this.remuxVideo(l,ce,oe,0));W&&(W.firstKeyFrame=ye,W.independent=ye!==-1)}}return this.ISGenerated&&(a.samples.length&&(z=this.remuxID3(a,g)),v.samples.length&&(F=this.remuxText(v,g))),{audio:X,video:W,initSegment:B,independent:Q,text:F,id3:z}},y.generateIS=function(c,l,a){var v=c.samples,g=l.samples,m=this.typeSupported,R={},U=!Object(K.isFiniteNumber)(this._initPTS),W="audio/mp4",X,B,F;if(U&&(X=B=Infinity),c.config&&v.length&&(c.timescale=c.samplerate,c.isAAC||(m.mpeg?(W="audio/mpeg",c.codec=""):m.mp3&&(c.codec="mp3")),R.audio={id:"audio",container:W,codec:c.codec,initSegment:!c.isAAC&&m.mpeg?new Uint8Array(0):P.default.initSegment([c]),metadata:{channelCount:c.channelCount}},U&&(F=c.inputTimeScale,X=B=v[0].pts-Math.round(F*a))),l.sps&&l.pps&&g.length&&(l.timescale=l.inputTimeScale,R.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:P.default.initSegment([l]),metadata:{width:l.width,height:l.height}},U)){F=l.inputTimeScale;var z=this.getVideoStartPts(g),Q=Math.round(F*a);B=Math.min(B,u(g[0].dts,z)-Q),X=Math.min(X,z-Q)}if(Object.keys(R).length)return this.ISGenerated=!0,U&&(this._initPTS=X,this._initDTS=B),{tracks:R,initPTS:X,timescale:F}},y.remuxVideo=function(c,l,a,v){var g=c.inputTimeScale,m=c.samples,R=[],U=m.length,W=this._initPTS,X=this.nextAvcDts,B=8,F,z,Q,ie=Number.POSITIVE_INFINITY,ce=Number.NEGATIVE_INFINITY,Ce=0,pe=!1;if(!a||X===null){var Te=l*g,se=m[0].pts-u(m[0].dts,m[0].pts);X=Te-se}for(var de=0;de<U;de++){var q=m[de];if(q.pts=u(q.pts-W,X),q.dts=u(q.dts-W,X),q.dts>q.pts){var oe=9e4*.2;Ce=Math.max(Math.min(Ce,q.pts-q.dts),-1*oe)}q.dts<m[de>0?de-1:de].dts&&(pe=!0)}pe&&m.sort(function(At,mt){var ot=At.dts-mt.dts,It=At.pts-mt.pts;return ot||It}),z=m[0].dts,Q=m[m.length-1].dts;var ye=Math.round((Q-z)/(U-1));if(Ce<0){if(Ce<ye*-2){A.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(x.toMsFromMpegTsClock)(-ye,!0)+" ms");for(var fe=Ce,Le=0;Le<U;Le++)m[Le].dts=fe=Math.max(fe,m[Le].pts-ye),m[Le].pts=Math.max(fe,m[Le].pts)}else{A.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(x.toMsFromMpegTsClock)(Ce,!0)+" ms to overcome this issue");for(var ve=0;ve<U;ve++)m[ve].dts=m[ve].dts+Ce}z=m[0].dts}if(a){var De=z-X,be=De>ye,we=De<-1;if(be||we){be?A.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(De,!0)+" ms ("+De+"dts) hole between fragments detected, filling it"):A.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(-De,!0)+" ms ("+De+"dts) overlapping between fragments detected"),z=X;var Re=m[0].pts-De;m[0].dts=z,m[0].pts=Re,A.logger.log("Video: First PTS/DTS adjusted: "+Object(x.toMsFromMpegTsClock)(Re,!0)+"/"+Object(x.toMsFromMpegTsClock)(z,!0)+", delta: "+Object(x.toMsFromMpegTsClock)(De,!0)+" ms")}}o&&(z=Math.max(0,z));for(var Fe=0,Pe=0,Ae=0;Ae<U;Ae++){for(var Se=m[Ae],We=Se.units,Ge=We.length,Xe=0,je=0;je<Ge;je++)Xe+=We[je].data.length;Pe+=Xe,Fe+=Ge,Se.length=Xe,Se.dts=Math.max(Se.dts,z),Se.pts=Math.max(Se.pts,Se.dts,0),ie=Math.min(Se.pts,ie),ce=Math.max(Se.pts,ce)}Q=m[U-1].dts;var qe=Pe+4*Fe+8,Ue;try{Ue=new Uint8Array(qe)}catch(At){this.observer.emit(N.Events.ERROR,N.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:qe,reason:"fail allocating video mdat "+qe});return}var Ke=new DataView(Ue.buffer);Ke.setUint32(0,qe),Ue.set(P.default.types.mdat,4);for(var xe=0;xe<U;xe++){for(var $e=m[xe],Ye=$e.units,_e=0,Ie=0,ne=Ye.length;Ie<ne;Ie++){var ae=Ye[Ie],le=ae.data,Y=ae.data.byteLength;Ke.setUint32(B,Y),B+=4,Ue.set(le,B),B+=Y,_e+=4+Y}if(xe<U-1)F=m[xe+1].dts-$e.dts;else{var $=this.config,J=$e.dts-m[xe>0?xe-1:xe].dts;if($.stretchShortVideoTrack&&this.nextAudioPts!==null){var ee=Math.floor($.maxBufferHole*g),me=(v?ie+v*g:this.nextAudioPts)-$e.pts;me>ee?(F=me-J,F<0&&(F=J),A.logger.log("[mp4-remuxer]: It is approximately "+me/90+" ms to the next segment; using duration "+F/90+" ms for the last video frame.")):F=J}else F=J}var Ee=Math.round($e.pts-$e.dts);R.push(new f($e.key,F,_e,Ee))}if(R.length&&b&&b<70){var ke=R[0].flags;ke.dependsOn=2,ke.isNonSync=0}console.assert(F!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=X=Q+F,this.isVideoContiguous=!0;var tt=P.default.moof(c.sequenceNumber++,z,L({},c,{samples:R})),dt="video",it={data1:tt,data2:Ue,startPTS:ie/g,endPTS:(ce+F)/g,startDTS:z/g,endDTS:X/g,type:dt,hasAudio:!1,hasVideo:!0,nb:R.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Ue.length,"MDAT length must not be zero"),it},y.remuxAudio=function(c,l,a,v,g){var m=c.inputTimeScale,R=c.samplerate?c.samplerate:m,U=m/R,W=c.isAAC?C:S,X=W*U,B=this._initPTS,F=!c.isAAC&&this.typeSupported.mpeg,z=[],Q=c.samples,ie=F?0:8,ce=this.nextAudioPts||-1,Ce=l*m;if(this.isAudioContiguous=a=a||Q.length&&ce>0&&(v&&Math.abs(Ce-ce)<9e3||Math.abs(u(Q[0].pts-B,Ce)-ce)<20*X),Q.forEach(function(le){le.pts=u(le.pts-B,Ce)}),!a||ce<0){if(Q=Q.filter(function(le){return le.pts>=0}),!Q.length)return;g===0?ce=0:v?ce=Math.max(0,Ce):ce=Q[0].pts}if(c.isAAC)for(var pe=g!==void 0,Te=this.config.maxAudioFramesDrift,se=0,de=ce;se<Q.length;se++){var q=Q[se],oe=q.pts,ye=oe-de,fe=Math.abs(1e3*ye/m);if(ye<=-Te*X&&pe)se===0&&(A.logger.warn("Audio frame @ "+(oe/m).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*ye/m)+" ms."),this.nextAudioPts=ce=de=oe);else if(ye>=Te*X&&fe<O&&pe){var Le=Math.round(ye/X);de=oe-Le*X,de<0&&(Le--,de+=X),se===0&&(this.nextAudioPts=ce=de),A.logger.warn("[mp4-remuxer]: Injecting "+Le+" audio frame @ "+(de/m).toFixed(3)+"s due to "+Math.round(1e3*ye/m)+" ms gap.");for(var ve=0;ve<Le;ve++){var De=Math.max(de,0),be=M.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);be||(A.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),be=q.unit.subarray()),Q.splice(se,0,{unit:be,pts:De}),de+=X,se++}}q.pts=de,de+=X}for(var we=null,Re=null,Fe,Pe=0,Ae=Q.length;Ae--;)Pe+=Q[Ae].unit.byteLength;for(var Se=0,We=Q.length;Se<We;Se++){var Ge=Q[Se],Xe=Ge.unit,je=Ge.pts;if(Re!==null){var qe=z[Se-1];qe.duration=Math.round((je-Re)/U)}else if(a&&c.isAAC&&(je=ce),we=je,Pe>0){Pe+=ie;try{Fe=new Uint8Array(Pe)}catch(le){this.observer.emit(N.Events.ERROR,N.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Pe,reason:"fail allocating audio mdat "+Pe});return}if(!F){var Ue=new DataView(Fe.buffer);Ue.setUint32(0,Pe),Fe.set(P.default.types.mdat,4)}}else return;Fe.set(Xe,ie);var Ke=Xe.byteLength;ie+=Ke,z.push(new f(!0,W,Ke,0)),Re=je}var xe=z.length;if(!xe)return;var $e=z[z.length-1];this.nextAudioPts=ce=Re+U*$e.duration;var Ye=F?new Uint8Array(0):P.default.moof(c.sequenceNumber++,we/U,L({},c,{samples:z}));c.samples=[];var _e=we/m,Ie=ce/m,ne="audio",ae={data1:Ye,data2:Fe,startPTS:_e,endPTS:Ie,startDTS:_e,endDTS:Ie,type:ne,hasAudio:!0,hasVideo:!1,nb:xe};return this.isAudioContiguous=!0,console.assert(Fe.length,"MDAT length must not be zero"),ae},y.remuxEmptyAudio=function(c,l,a,v){var g=c.inputTimeScale,m=c.samplerate?c.samplerate:g,R=g/m,U=this.nextAudioPts,W=(U!==null?U:v.startDTS*g)+this._initDTS,X=v.endDTS*g+this._initDTS,B=R*C,F=Math.ceil((X-W)/B),z=M.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(A.logger.warn("[mp4-remuxer]: remux empty Audio"),!z){A.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var Q=[],ie=0;ie<F;ie++){var ce=W+ie*B;Q.push({unit:z,pts:ce,dts:ce})}return c.samples=Q,this.remuxAudio(c,l,a,!1)},y.remuxID3=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,g=this._initPTS,m=this._initDTS,R=0;R<a;R++){var U=c.samples[R];U.pts=u(U.pts-g,l*v)/v,U.dts=u(U.dts-m,l*v)/v}var W=c.samples;return c.samples=[],{samples:W}},y.remuxText=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,g=this._initPTS,m=0;m<a;m++){var R=c.samples[m];R.pts=u(R.pts-g,l*v)/v}c.samples.sort(function(W,X){return W.pts-X.pts});var U=c.samples;return c.samples=[],{samples:U}},w}();function u(w,y){var h;if(y===null)return w;for(y<w?h=-8589934592:h=8589934592;Math.abs(w-y)>4294967296;)w+=h;return w}function T(w){for(var y=0;y<w.length;y++)if(w[y].key)return y;return-1}var f=function(y,h,c,l){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=l,this.flags=new p(y)},p=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),M=D("./src/utils/mp4-tools.ts"),P=D("./src/loader/fragment.ts"),N=D("./src/utils/logger.ts"),k=function(){function x(){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 L=x.prototype;return L.destroy=function(){},L.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},L.resetNextTimestamp=function(){this.lastEndDTS=null},L.resetInitSegment=function(C,S,b){this.audioCodec=S,this.videoCodec=b,this.generateInitSegment(C),this.emitInitSegment=!0},L.generateInitSegment=function(C){var S=this.audioCodec,b=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(M.parseInitSegment)(C);S||(S=_(d.audio,P.ElementaryStreamTypes.AUDIO)),b||(b=_(d.video,P.ElementaryStreamTypes.VIDEO));var o={};d.audio&&d.video?o.audiovideo={container:"video/mp4",codec:S+","+b,initSegment:C,id:"main"}:d.audio?o.audio={container:"audio/mp4",codec:S,initSegment:C,id:"audio"}:d.video?o.video={container:"video/mp4",codec:b,initSegment:C,id:"main"}:N.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},L.remux=function(C,S,b,d,o){var s=this.initPTS,u=this.lastEndDTS,T={audio:void 0,video:void 0,text:d,id3:b,initSegment:void 0};Object(K.isFiniteNumber)(u)||(u=this.lastEndDTS=o||0);var f=S.samples;if(!f||!f.length)return T;var p={initPTS:void 0,timescale:1},w=this.initData;if((!w||!w.length)&&(this.generateInitSegment(f),w=this.initData),!w||!w.length)return N.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),T;this.emitInitSegment&&(p.tracks=this.initTracks,this.emitInitSegment=!1),Object(K.isFiniteNumber)(s)||(this.initPTS=p.initPTS=s=A(w,f,u));var y=Object(M.getDuration)(f,w),h=u,c=y+h;Object(M.offsetStartDTS)(w,f,s),y>0?this.lastEndDTS=c:(N.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var l=!!w.audio,a=!!w.video,v="";l&&(v+="audio"),a&&(v+="video");var g={data1:f,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:v,hasAudio:l,hasVideo:a,nb:1,dropped:0};return T.audio=g.type==="audio"?g:void 0,T.video=g.type!=="audio"?g:void 0,T.text=d,T.id3=b,T.initSegment=p,T},x}(),A=function(L,O,C){return Object(M.getStartDTS)(L,O)-C};function _(x,L){var O=x==null?void 0:x.codec;return O&&O.length>4?O:O==="hvc1"?"hvc1.1.c.L120.90":O==="av01"?"av01.0.04M.08":O==="avc1"||L===P.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=k},"./src/task-loop.ts":function(Z,G,D){"use 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decodeURIComponent(encodeURIComponent(d))},C}();function P(C){function S(d,o,s,u){return(d|0)*3600+(o|0)*60+(s|0)+parseFloat(u||0)}var b=C.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return b?parseFloat(b[2])>59?S(b[2],b[3],0,b[4]):S(b[1],b[2],b[3],b[4]):null}var N=function(){function C(){this.values=Object.create(null)}var S=C.prototype;return S.set=function(d,o){!this.get(d)&&o!==""&&(this.values[d]=o)},S.get=function(d,o,s){return s?this.has(d)?this.values[d]:o[s]:this.has(d)?this.values[d]:o},S.has=function(d){return d in this.values},S.alt=function(d,o,s){for(var u=0;u<s.length;++u)if(o===s[u]){this.set(d,o);break}},S.integer=function(d,o){/^-?\d+$/.test(o)&&this.set(d,parseInt(o,10))},S.percent=function(d,o){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(o)){var s=parseFloat(o);if(s>=0&&s<=100)return this.set(d,s),!0}return!1},C}();function k(C,S,b,d){var o=d?C.split(d):[C];for(var s in o){if(typeof o[s]!="string")continue;var u=o[s].split(b);if(u.length!==2)continue;var T=u[0],f=u[1];S(T,f)}}var A=new K.default(0,0,""),_=A.align==="middle"?"middle":"center";function x(C,S,b){var d=C;function o(){var T=P(C);if(T===null)throw new Error("Malformed timestamp: "+d);return C=C.replace(/^[^\sa-zA-Z-]+/,""),T}function s(T,f){var p=new N;k(T,function(h,c){var l;switch(h){case"region":for(var a=b.length-1;a>=0;a--)if(b[a].id===c){p.set(h,b[a].region);break}break;case"vertical":p.alt(h,c,["rl","lr"]);break;case"line":l=c.split(","),p.integer(h,l[0]),p.percent(h,l[0])&&p.set("snapToLines",!1),p.alt(h,l[0],["auto"]),l.length===2&&p.alt("lineAlign",l[1],["start",_,"end"]);break;case"position":l=c.split(","),p.percent(h,l[0]),l.length===2&&p.alt("positionAlign",l[1],["start",_,"end","line-left","line-right","auto"]);break;case"size":p.percent(h,c);break;case"align":p.alt(h,c,["start",_,"end","left","right"]);break}},/:/,/\s/),f.region=p.get("region",null),f.vertical=p.get("vertical","");var w=p.get("line","auto");w==="auto"&&A.line===-1&&(w=-1),f.line=w,f.lineAlign=p.get("lineAlign","start"),f.snapToLines=p.get("snapToLines",!0),f.size=p.get("size",100),f.align=p.get("align",_);var y=p.get("position","auto");y==="auto"&&A.position===50&&(y=f.align==="start"||f.align==="left"?0:f.align==="end"||f.align==="right"?100:50),f.position=y}function u(){C=C.replace(/^\s+/,"")}if(u(),S.startTime=o(),u(),C.substr(0,3)!=="-->")throw new Error("Malformed time stamp (time stamps must be separated by '-->'): "+d);C=C.substr(3),u(),S.endTime=o(),u(),s(C,S)}function L(C){return C.replace(/<br(?: \/)?>/gi,`
`)}var O=function(){function C(){this.state="INITIAL",this.buffer="",this.decoder=new M,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var S=C.prototype;return S.parse=function(d){var o=this;d&&(o.buffer+=o.decoder.decode(d,{stream:!0}));function s(){var y=o.buffer,h=0;for(y=L(y);h<y.length&&y[h]!=="\r"&&y[h]!==`
`;)++h;var c=y.substr(0,h);return y[h]==="\r"&&++h,y[h]===`
`&&++h,o.buffer=y.substr(h),c}function u(y){k(y,function(h,c){},/:/)}try{var T="";if(o.state==="INITIAL"){if(!/\r\n|\n/.test(o.buffer))return this;T=s();var f=T.match(/^()?WEBVTT([ \t].*)?$/);if(!f||!f[0])throw new Error("Malformed WebVTT signature.");o.state="HEADER"}for(var p=!1;o.buffer;){if(!/\r\n|\n/.test(o.buffer))return this;p?p=!1:T=s();switch(o.state){case"HEADER":/:/.test(T)?u(T):T||(o.state="ID");continue;case"NOTE":T||(o.state="ID");continue;case"ID":if(/^NOTE($|[ \t])/.test(T)){o.state="NOTE";break}if(!T)continue;if(o.cue=new K.default(0,0,""),o.state="CUE",T.indexOf("-->")===-1){o.cue.id=T;continue}case"CUE":if(!o.cue){o.state="BADCUE";continue}try{x(T,o.cue,o.regionList)}catch(y){o.cue=null,o.state="BADCUE";continue}o.state="CUETEXT";continue;case"CUETEXT":{var w=T.indexOf("-->")!==-1;if(!T||w&&(p=!0)){o.oncue&&o.cue&&o.oncue(o.cue),o.cue=null,o.state="ID";continue}if(o.cue===null)continue;o.cue.text&&(o.cue.text+=`
`),o.cue.text+=T}continue;case"BADCUE":T||(o.state="ID")}}}catch(y){o.state==="CUETEXT"&&o.cue&&o.oncue&&o.oncue(o.cue),o.cue=null,o.state=o.state==="INITIAL"?"BADWEBVTT":"BADCUE"}return this},S.flush=function(){var d=this;try{if((d.cue||d.state==="HEADER")&&(d.buffer+=`
`,d.parse()),d.state==="INITIAL"||d.state==="BADWEBVTT")throw new Error("Malformed WebVTT signature.")}catch(o){d.onparsingerror&&d.onparsingerror(o)}return d.onflush&&d.onflush(),this},C}()},"./src/utils/webvtt-parser.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"generateCueId",function(){return O}),D.d(G,"parseWebVTT",function(){return S});var K=D("./src/polyfills/number.ts"),M=D("./src/utils/vttparser.ts"),P=D("./src/demux/id3.ts"),N=D("./src/utils/timescale-conversion.ts"),k=D("./src/remux/mp4-remuxer.ts"),A=/\r\n|\n\r|\n|\r/g,_=function(d,o,s){return s===void 0&&(s=0),d.substr(s,o.length)===o},x=function(d){var o=parseInt(d.substr(-3)),s=parseInt(d.substr(-6,2)),u=parseInt(d.substr(-9,2)),T=d.length>9?parseInt(d.substr(0,d.indexOf(":"))):0;if(!Object(K.isFiniteNumber)(o)||!Object(K.isFiniteNumber)(s)||!Object(K.isFiniteNumber)(u)||!Object(K.isFiniteNumber)(T))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+d);return o+=1e3*s,o+=60*1e3*u,o+=60*60*1e3*T,o},L=function(d){for(var o=5381,s=d.length;s;)o=o*33^d.charCodeAt(--s);return(o>>>0).toString()};function O(b,d,o){return L(b.toString())+L(d.toString())+L(o)}var C=function(d,o,s){var u=d[o],T=d[u.prevCC];if(!T||!T.new&&u.new){d.ccOffset=d.presentationOffset=u.start,u.new=!1;return}for(;(f=T)!==null&&f!==void 0&&f.new;){var f;d.ccOffset+=u.start-T.start,u.new=!1,u=T,T=d[u.prevCC]}d.presentationOffset=s};function S(b,d,o,s,u,T,f,p){var w=new M.VTTParser,y=Object(P.utf8ArrayToStr)(new Uint8Array(b)).trim().replace(A,`
`).split(`
`),h=[],c=Object(N.toMpegTsClockFromTimescale)(d,o),l="00:00.000",a=0,v=0,g,m=!0,R=!1;w.oncue=function(U){var W=s[u],X=s.ccOffset,B=(a-c)/9e4;if(W!=null&&W.new&&(v!==void 0?X=s.ccOffset=W.start:C(s,u,B)),B&&(X=B-s.presentationOffset),R){var F=U.endTime-U.startTime,z=Object(k.normalizePts)((U.startTime+X-v)*9e4,T*9e4)/9e4;U.startTime=z,U.endTime=z+F}var Q=U.text.trim();U.text=decodeURIComponent(encodeURIComponent(Q)),U.id||(U.id=O(U.startTime,U.endTime,Q)),U.endTime>0&&h.push(U)},w.onparsingerror=function(U){g=U},w.onflush=function(){if(g){p(g);return}f(h)},y.forEach(function(U){if(m)if(_(U,"X-TIMESTAMP-MAP=")){m=!1,R=!0,U.substr(16).split(",").forEach(function(W){_(W,"LOCAL:")?l=W.substr(6):_(W,"MPEGTS:")&&(a=parseInt(W.substr(7)))});try{v=x(l)/1e3}catch(W){R=!1,g=W}return}else U===""&&(m=!1);w.parse(U+`
`)}),w.flush()}},"./src/utils/xhr-loader.ts":function(Z,G,D){"use strict";D.r(G);var K=D("./src/utils/logger.ts"),M=D("./src/loader/load-stats.ts"),P=/^age:\s*[\d.]+\s*$/m,N=function(){function k(_){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=void 0,this.loader=null,this.stats=void 0,this.xhrSetup=_?_.xhrSetup:null,this.stats=new M.LoadStats,this.retryDelay=0}var A=k.prototype;return A.destroy=function(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null},A.abortInternal=function(){var x=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),x&&(x.onreadystatechange=null,x.onprogress=null,x.readyState!==4&&(this.stats.aborted=!0,x.abort()))},A.abort=function(){var x;this.abortInternal(),(x=this.callbacks)!==null&&x!==void 0&&x.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)},A.load=function(x,L,O){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=x,this.config=L,this.callbacks=O,this.retryDelay=L.retryDelay,this.loadInternal()},A.loadInternal=function(){var x=this.config,L=this.context;if(!x)return;var O=this.loader=new self.XMLHttpRequest,C=this.stats;C.loading.first=0,C.loaded=0;var S=this.xhrSetup;try{if(S)try{S(O,L.url)}catch(o){O.open("GET",L.url,!0),S(O,L.url)}O.readyState||O.open("GET",L.url,!0);var b=this.context.headers;if(b)for(var d in b)O.setRequestHeader(d,b[d])}catch(o){this.callbacks.onError({code:O.status,text:o.message},L,O);return}L.rangeEnd&&O.setRequestHeader("Range","bytes="+L.rangeStart+"-"+(L.rangeEnd-1)),O.onreadystatechange=this.readystatechange.bind(this),O.onprogress=this.loadprogress.bind(this),O.responseType=L.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),x.timeout),O.send()},A.readystatechange=function(){var x=this.context,L=this.loader,O=this.stats;if(!x||!L)return;var C=L.readyState,S=this.config;if(O.aborted)return;if(C>=2)if(self.clearTimeout(this.requestTimeout),O.loading.first===0&&(O.loading.first=Math.max(self.performance.now(),O.loading.start)),C===4){L.onreadystatechange=null,L.onprogress=null;var b=L.status;if(b>=200&&b<300){O.loading.end=Math.max(self.performance.now(),O.loading.first);var d,o;if(x.responseType==="arraybuffer"?(d=L.response,o=d.byteLength):(d=L.responseText,o=d.length),O.loaded=O.total=o,!this.callbacks)return;var s=this.callbacks.onProgress;if(s&&s(O,x,d,L),!this.callbacks)return;var u={url:L.responseURL,data:d};this.callbacks.onSuccess(u,O,x,L)}else O.retry>=S.maxRetry||b>=400&&b<499?(K.logger.error(b+" while loading "+x.url),this.callbacks.onError({code:b,text:L.statusText},x,L)):(K.logger.warn(b+" while loading "+x.url+", retrying in "+this.retryDelay+"..."),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,S.maxRetryDelay),O.retry++)}else self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),S.timeout)},A.loadtimeout=function(){K.logger.warn("timeout while loading "+this.context.url);var x=this.callbacks;x&&(this.abortInternal(),x.onTimeout(this.stats,this.context,this.loader))},A.loadprogress=function(x){var L=this.stats;L.loaded=x.loaded,x.lengthComputable&&(L.total=x.total)},A.getCacheAge=function(){var x=null;if(this.loader&&P.test(this.loader.getAllResponseHeaders())){var L=this.loader.getResponseHeader("age");x=L?parseFloat(L):null}return x},k}();G.default=N}}).default})},vHTk:function(ut,Ze,te){ut.exports={wrp:"wrp___z2l1F",bgBlack:"bgBlack___3ezfX",monaco:"monaco___1ypjT",darkBlue:"darkBlue___2ViJc",close:"close___3q-z4",embed:"embed___3dQqc"}}}]);
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