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e.inclusiveRight?1:0}function Qn(e,t){var r=e.lines.length-t.lines.length;if(r!=0)return r;var n=e.find(),a=t.find(),w=vt(n.from,a.from)||Fn(e)-Fn(t);if(w)return-w;var U=vt(n.to,a.to)||Ir(e)-Ir(t);return U||t.id-e.id}function Cn(e,t){var r=Wn&&e.markedSpans,n;if(r)for(var a=void 0,w=0;w<r.length;++w)a=r[w],a.marker.collapsed&&(t?a.from:a.to)==null&&(!n||Qn(n,a.marker)<0)&&(n=a.marker);return n}function hr(e){return Cn(e,!0)}function wr(e){return Cn(e,!1)}function Ar(e,t){var r=Wn&&e.markedSpans,n;if(r)for(var a=0;a<r.length;++a){var w=r[a];w.marker.collapsed&&(w.from==null||w.from<t)&&(w.to==null||w.to>t)&&(!n||Qn(n,w.marker)<0)&&(n=w.marker)}return n}function Na(e,t,r,n,a){var w=Fe(e,t),U=Wn&&w.markedSpans;if(U)for(var W=0;W<U.length;++W){var z=U[W];if(!z.marker.collapsed)continue;var X=z.marker.find(0),oe=vt(X.from,r)||Fn(z.marker)-Fn(a),ce=vt(X.to,n)||Ir(z.marker)-Ir(a);if(oe>=0&&ce<=0||oe<=0&&ce>=0)continue;if(oe<=0&&(z.marker.inclusiveRight&&a.inclusiveLeft?vt(X.to,r)>=0:vt(X.to,r)>0)||oe>=0&&(z.marker.inclusiveRight&&a.inclusiveLeft?vt(X.from,n)<=0:vt(X.from,n)<0))return!0}}function br(e){for(var t;t=hr(e);)e=t.find(-1,!0).line;return e}function Fa(e){for(var t;t=wr(e);)e=t.find(1,!0).line;return e}function ta(e){for(var t,r;t=wr(e);)e=t.find(1,!0).line,(r||(r=[])).push(e);return r}function Ta(e,t){var r=Fe(e,t),n=br(r);return r==n?t:Vt(n)}function Vr(e,t){if(t>e.lastLine())return t;var r=Fe(e,t),n;if(!mn(e,r))return t;for(;n=wr(r);)r=n.find(1,!0).line;return Vt(r)+1}function mn(e,t){var r=Wn&&t.markedSpans;if(r)for(var n=void 0,a=0;a<r.length;++a){if(n=r[a],!n.marker.collapsed)continue;if(n.from==null)return!0;if(n.marker.widgetNode)continue;if(n.from==0&&n.marker.inclusiveLeft&&Xr(e,t,n))return!0}}function Xr(e,t,r){if(r.to==null){var n=r.marker.find(1,!0);return Xr(e,n.line,Lt(n.line.markedSpans,r.marker))}if(r.marker.inclusiveRight&&r.to==t.text.length)return!0;for(var a=void 0,w=0;w<t.markedSpans.length;++w)if(a=t.markedSpans[w],a.marker.collapsed&&!a.marker.widgetNode&&a.from==r.to&&(a.to==null||a.to!=r.from)&&(a.marker.inclusiveLeft||r.marker.inclusiveRight)&&Xr(e,t,a))return!0}function Br(e){e=br(e);for(var t=0,r=e.parent,n=0;n<r.lines.length;++n){var a=r.lines[n];if(a==e)break;t+=a.height}for(var w=r.parent;w;r=w,w=r.parent)for(var U=0;U<w.children.length;++U){var W=w.children[U];if(W==r)break;t+=W.height}return t}function fa(e){if(e.height==0)return 0;for(var t=e.text.length,r,n=e;r=hr(n);){var a=r.find(0,!0);n=a.from.line,t+=a.from.ch-a.to.ch}for(n=e;r=wr(n);){var w=r.find(0,!0);t-=n.text.length-w.from.ch,n=w.to.line,t+=n.text.length-w.to.ch}return t}function $r(e){var t=e.display,r=e.doc;t.maxLine=Fe(r,r.first),t.maxLineLength=fa(t.maxLine),t.maxLineChanged=!0,r.iter(function(n){var 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Yn=Lr>Fr?oe.slice(0,Fr-z):oe;t.addToken(t,Yn,ce?ce+Ue:Ue,nt,z+Yn.length==ge?ze:"",be,St)}if(Lr>=Fr){oe=oe.slice(Fr-z),z=Fr;break}z=Lr,nt=""}oe=a.slice(w,w=r[X++]),ce=en(r[X++],t.cm.options)}}}function dn(e,t,r){this.line=t,this.rest=ta(t),this.size=this.rest?Vt(he(this.rest))-r+1:1,this.node=this.text=null,this.hidden=mn(e,t)}function Vn(e,t,r){for(var n=[],a,w=t;w<r;w=a){var U=new dn(e.doc,Fe(e.doc,w),w);a=w+U.size,n.push(U)}return n}var Hn=null;function Ur(e){Hn?Hn.ops.push(e):e.ownsGroup=Hn={ops:[e],delayedCallbacks:[]}}function Ji(e){var t=e.delayedCallbacks,r=0;do{for(;r<t.length;r++)t[r].call(null);for(var n=0;n<e.ops.length;n++){var a=e.ops[n];if(a.cursorActivityHandlers)for(;a.cursorActivityCalled<a.cursorActivityHandlers.length;)a.cursorActivityHandlers[a.cursorActivityCalled++].call(null,a.cm)}}while(r<t.length)}function Qi(e,t){var r=e.ownsGroup;if(!r)return;try{Ji(r)}finally{Hn=null,t(r)}}var Sa=null;function Zn(e,t){var r=Et(e,t);if(!r.length)return;var n=Array.prototype.slice.call(arguments,2),a;Hn?a=Hn.delayedCallbacks:Sa?a=Sa:(a=Sa=[],setTimeout(Zi,0));for(var w=function(W){a.push(function(){return r[W].apply(null,n)})},U=0;U<r.length;++U)w(U)}function Zi(){var e=Sa;Sa=null;for(var t=0;t<e.length;++t)e[t]()}function Ba(e,t,r,n){for(var a=0;a<t.changes.length;a++){var w=t.changes[a];w=="text"?qi(e,t):w=="gutter"?Ai(e,t,r,n):w=="class"?ti(e,t):w=="widget"&&Ca(e,t,n)}t.changes=null}function ha(e){return e.node==e.text&&(e.node=o("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),N&&M<8&&(e.node.style.zIndex=2)),e.node}function ua(e,t){var r=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(r&&(r+=" CodeMirror-linebackground"),t.background)r?t.background.className=r:(t.background.parentNode.removeChild(t.background),t.background=null);else if(r){var n=ha(t);t.background=n.insertBefore(o("div",null,r),n.firstChild),e.display.input.setUneditable(t.background)}}function wi(e,t){var r=e.display.externalMeasured;return r&&r.line==t.line?(e.display.externalMeasured=null,t.measure=r.measure,r.built):on(e,t)}function qi(e,t){var r=t.text.className,n=wi(e,t);t.text==t.node&&(t.node=n.pre),t.text.parentNode.replaceChild(n.pre,t.text),t.text=n.pre,n.bgClass!=t.bgClass||n.textClass!=t.textClass?(t.bgClass=n.bgClass,t.textClass=n.textClass,ti(e,t)):r&&(t.text.className=r)}function ti(e,t){ua(e,t),t.line.wrapClass?ha(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var r=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=r||""}function Ai(e,t,r,n){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 a=ha(t);t.gutterBackground=o("div",null,"CodeMirror-gutter-background 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a=Ye(n,t,r);return{line:t,view:n,rect:null,map:a.map,cache:a.cache,before:a.before,hasHeights:!1}}function ct(e,t,r,n,a){t.before&&(r=-1);var w=r+(n||""),U;return t.cache.hasOwnProperty(w)?U=t.cache[w]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(it(e,t.view,t.rect),t.hasHeights=!0),U=fn(e,t,r,n),U.bogus||(t.cache[w]=U)),{left:U.left,right:U.right,top:a?U.rtop:U.top,bottom:a?U.rbottom:U.bottom}}var jt={left:0,right:0,top:0,bottom:0};function Qt(e,t,r){for(var n,a,w,U,W,z,X=0;X<e.length;X+=3)if(W=e[X],z=e[X+1],t<W?(a=0,w=1,U="left"):t<z?(a=t-W,w=a+1):(X==e.length-3||t==z&&e[X+3]>t)&&(w=z-W,a=w-1,t>=z&&(U="right")),a!=null){if(n=e[X+2],W==z&&r==(n.insertLeft?"left":"right")&&(U=r),r=="left"&&a==0)for(;X&&e[X-2]==e[X-3]&&e[X-1].insertLeft;)n=e[(X-=3)+2],U="left";if(r=="right"&&a==z-W)for(;X<e.length-3&&e[X+3]==e[X+4]&&!e[X+5].insertLeft;)n=e[(X+=3)+2],U="right";break}return{node:n,start:a,end:w,collapse:U,coverStart:W,coverEnd:z}}function vn(e,t){var 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ge=X.top-t.rect.top,Ue=X.bottom-t.rect.top,ze=(ge+Ue)/2,nt=t.view.measure.heights,gt=0;gt<nt.length-1&&!(ze<nt[gt]);gt++);var St=gt?nt[gt-1]:0,yt=nt[gt],Dt={left:(z=="right"?X.right:X.left)-t.rect.left,right:(z=="left"?X.left:X.right)-t.rect.left,top:St,bottom:yt};return!X.left&&!X.right&&(Dt.bogus=!0),e.options.singleCursorHeightPerLine||(Dt.rtop=ge,Dt.rbottom=Ue),Dt}function gn(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!It(e))return t;var r=screen.logicalXDPI/screen.deviceXDPI,n=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*r,right:t.right*r,top:t.top*n,bottom:t.bottom*n}}function cn(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function Gn(e){e.display.externalMeasure=null,h(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)cn(e.display.view[t])}function wn(e){Gn(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function An(){return T&&f?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function nr(){return T&&f?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function Xn(e){var t=0;if(e.widgets)for(var r=0;r<e.widgets.length;++r)e.widgets[r].above&&(t+=ma(e.widgets[r]));return t}function Bn(e,t,r,n,a){if(!a){var w=Xn(t);r.top+=w,r.bottom+=w}if(n=="line")return r;n||(n="local");var U=Br(t);if(n=="local"?U+=ja(e.display):U-=e.display.viewOffset,n=="page"||n=="window"){var W=e.display.lineSpace.getBoundingClientRect();U+=W.top+(n=="window"?0:nr());var z=W.left+(n=="window"?0:An());r.left+=z,r.right+=z}return r.top+=U,r.bottom+=U,r}function rr(e,t,r){if(r=="div")return t;var n=t.left,a=t.top;if(r=="page")n-=An(),a-=nr();else if(r=="local"||!r){var w=e.display.sizer.getBoundingClientRect();n+=w.left,a+=w.top}var U=e.display.lineSpace.getBoundingClientRect();return{left:n-U.left,top:a-U.top}}function xr(e,t,r,n,a){return n||(n=Fe(e.doc,t.line)),Bn(e,n,Oe(e,n,t.ch,a),r)}function Xt(e,t,r,n,a,w){n=n||Fe(e.doc,t.line),a||(a=at(e,n));function U(Ue,ze){var nt=ct(e,a,Ue,ze?"right":"left",w);return ze?nt.left=nt.right:nt.right=nt.left,Bn(e,n,nt,r)}var W=ut(n,e.doc.direction),z=t.ch,X=t.sticky;if(z>=n.text.length?(z=n.text.length,X="before"):z<=0&&(z=0,X="after"),!W)return U(X=="before"?z-1:z,X=="before");function oe(Ue,ze,nt){var gt=W[ze],St=gt.level==1;return U(nt?Ue-1:Ue,St!=nt)}var ce=$e(W,z,X),be=lt,ge=oe(z,ce,X=="before");return be!=null&&(ge.other=oe(z,be,X!="before")),ge}function ln(e,t){var r=0;t=wt(e.doc,t),e.options.lineWrapping||(r=Dr(e.display)*t.ch);var n=Fe(e.doc,t.line),a=Br(n)+ja(e.display);return{left:r,right:r,top:a,bottom:a+n.height}}function Mn(e,t,r,n,a){var w=Ne(e,t,r);return w.xRel=a,n&&(w.outside=n),w}function ar(e,t,r){var n=e.doc;if(r+=e.display.viewOffset,r<0)return Mn(n.first,0,null,-1,-1);var a=un(n,r),w=n.first+n.size-1;if(a>w)return Mn(n.first+n.size-1,Fe(n,w).text.length,null,1,1);t<0&&(t=0);for(var U=Fe(n,a);;){var W=xn(e,U,a,t,r),z=Ar(U,W.ch+(W.xRel>0||W.outside>0?1:0));if(!z)return W;var X=z.find(1);if(X.line==a)return X;U=Fe(n,a=X.line)}}function $n(e,t,r,n){n-=Xn(t);var a=t.text.length,w=et(function(U){return ct(e,r,U-1).bottom<=n},a,0);return a=et(function(U){return ct(e,r,U).top>n},w,a),{begin:w,end:a}}function _r(e,t,r,n){r||(r=at(e,t));var a=Bn(e,t,ct(e,r,n),"line").top;return $n(e,t,r,a)}function Tr(e,t,r,n){return e.bottom<=r?!1:e.top>r?!0:(n?e.left:e.right)>t}function xn(e,t,r,n,a){a-=Br(t);var w=at(e,t),U=Xn(t),W=0,z=t.text.length,X=!0,oe=ut(t,e.doc.direction);if(oe){var ce=(e.options.lineWrapping?ir:Rn)(e,t,r,w,oe,n,a);X=ce.level!=1,W=X?ce.from:ce.to-1,z=X?ce.to:ce.from-1}var be=null,ge=null,Ue=et(function(Gt){var Ft=ct(e,w,Gt);return Ft.top+=U,Ft.bottom+=U,Tr(Ft,n,a,!1)?(Ft.top<=a&&Ft.left<=n&&(be=Gt,ge=Ft),!0):!1},W,z),ze,nt,gt=!1;if(ge){var St=n-ge.left<ge.right-n,yt=St==X;Ue=be+(yt?0:1),nt=yt?"after":"before",ze=St?ge.left:ge.right}else{!X&&(Ue==z||Ue==W)&&Ue++,nt=Ue==0?"after":Ue==t.text.length?"before":ct(e,w,Ue-(X?1:0)).bottom+U<=a==X?"after":"before";var Dt=Xt(e,Ne(r,Ue,nt),"line",t,w);ze=Dt.left,gt=a<Dt.top?-1:a>=Dt.bottom?1:0}return Ue=Ae(t.text,Ue,1),Mn(r,Ue,nt,gt,n-ze)}function Rn(e,t,r,n,a,w,U){var W=et(function(ce){var be=a[ce],ge=be.level!=1;return Tr(Xt(e,Ne(r,ge?be.to:be.from,ge?"before":"after"),"line",t,n),w,U,!0)},0,a.length-1),z=a[W];if(W>0){var X=z.level!=1,oe=Xt(e,Ne(r,X?z.from:z.to,X?"after":"before"),"line",t,n);Tr(oe,w,U,!0)&&oe.top>U&&(z=a[W-1])}return z}function ir(e,t,r,n,a,w,U){var W=$n(e,t,n,U),z=W.begin,X=W.end;/\s/.test(t.text.charAt(X-1))&&X--;for(var oe=null,ce=null,be=0;be<a.length;be++){var ge=a[be];if(ge.from>=X||ge.to<=z)continue;var Ue=ge.level!=1,ze=ct(e,n,Ue?Math.min(X,ge.to)-1:Math.max(z,ge.from)).right,nt=ze<w?w-ze+1e9:ze-w;(!oe||ce>nt)&&(oe=ge,ce=nt)}return oe||(oe=a[a.length-1]),oe.from<z&&(oe={from:z,to:oe.to,level:oe.level}),oe.to>X&&(oe={from:oe.from,to:X,level:oe.level}),oe}var mr;function or(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(mr==null){mr=o("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)mr.appendChild(document.createTextNode("x")),mr.appendChild(o("br"));mr.appendChild(document.createTextNode("x"))}s(e.measure,mr);var r=mr.offsetHeight/50;return r>3&&(e.cachedTextHeight=r),h(e.measure),r||1}function Dr(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=o("span","xxxxxxxxxx"),r=o("pre",[t],"CodeMirror-line-like");s(e.measure,r);var n=t.getBoundingClientRect(),a=(n.right-n.left)/10;return a>2&&(e.cachedCharWidth=a),a||10}function ri(e){for(var t=e.display,r={},n={},a=t.gutters.clientLeft,w=t.gutters.firstChild,U=0;w;w=w.nextSibling,++U){var W=e.display.gutterSpecs[U].className;r[W]=w.offsetLeft+w.clientLeft+a,n[W]=w.clientWidth}return{fixedPos:ai(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:r,gutterWidth:n,wrapperWidth:t.wrapper.clientWidth}}function ai(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function Ro(e){var t=or(e.display),r=e.options.lineWrapping,n=r&&Math.max(5,e.display.scroller.clientWidth/Dr(e.display)-3);return function(a){if(mn(e.doc,a))return 0;var w=0;if(a.widgets)for(var U=0;U<a.widgets.length;U++)a.widgets[U].height&&(w+=a.widgets[U].height);return r?w+(Math.ceil(a.text.length/n)||1)*t:w+t}}function to(e){var t=e.doc,r=Ro(e);t.iter(function(n){var a=r(n);a!=n.height&&qt(n,a)})}function Ra(e,t,r,n){var a=e.display;if(!r&&re(t).getAttribute("cm-not-content")=="true")return null;var w,U,W=a.lineSpace.getBoundingClientRect();try{w=t.clientX-W.left,U=t.clientY-W.top}catch(ce){return null}var z=ar(e,w,U),X;if(n&&z.xRel>0&&(X=Fe(e.doc,z.line).text).length==z.ch){var oe=$(X,X.length,e.options.tabSize)-X.length;z=Ne(z.line,Math.max(0,Math.round((w-Ri(e.display).left)/Dr(e.display))-oe))}return z}function Oa(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var r=e.display.view,n=0;n<r.length;n++)if(t-=r[n].size,t<0)return n}function Rr(e,t,r,n){t==null&&(t=e.doc.first),r==null&&(r=e.doc.first+e.doc.size),n||(n=0);var a=e.display;if(n&&r<a.viewTo&&(a.updateLineNumbers==null||a.updateLineNumbers>t)&&(a.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=a.viewTo)Wn&&Ta(e.doc,t)<a.viewTo&&va(e);else if(r<=a.viewFrom)Wn&&Vr(e.doc,r+n)>a.viewFrom?va(e):(a.viewFrom+=n,a.viewTo+=n);else if(t<=a.viewFrom&&r>=a.viewTo)va(e);else if(t<=a.viewFrom){var w=Oi(e,r,r+n,1);w?(a.view=a.view.slice(w.index),a.viewFrom=w.lineN,a.viewTo+=n):va(e)}else if(r>=a.viewTo){var U=Oi(e,t,t,-1);U?(a.view=a.view.slice(0,U.index),a.viewTo=U.lineN):va(e)}else{var W=Oi(e,t,t,-1),z=Oi(e,r,r+n,1);W&&z?(a.view=a.view.slice(0,W.index).concat(Vn(e,W.lineN,z.lineN)).concat(a.view.slice(z.index)),a.viewTo+=n):va(e)}var X=a.externalMeasured;X&&(r<X.lineN?X.lineN+=n:t<X.lineN+X.size&&(a.externalMeasured=null))}function pa(e,t,r){e.curOp.viewChanged=!0;var n=e.display,a=e.display.externalMeasured;if(a&&t>=a.lineN&&t<a.lineN+a.size&&(n.externalMeasured=null),t<n.viewFrom||t>=n.viewTo)return;var w=n.view[Oa(e,t)];if(w.node==null)return;var U=w.changes||(w.changes=[]);ue(U,r)==-1&&U.push(r)}function va(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Oi(e,t,r,n){var a=Oa(e,t),w,U=e.display.view;if(!Wn||r==e.doc.first+e.doc.size)return{index:a,lineN:r};for(var W=e.display.viewFrom,z=0;z<a;z++)W+=U[z].size;if(W!=t){if(n>0){if(a==U.length-1)return null;w=W+U[a].size-t,a++}else w=W-t;t+=w,r+=w}for(;Ta(e.doc,r)!=r;){if(a==(n<0?0:U.length-1))return null;r+=n*U[a-(n<0?1:0)].size,a+=n}return{index:a,lineN:r}}function Vs(e,t,r){var n=e.display,a=n.view;a.length==0||t>=n.viewTo||r<=n.viewFrom?(n.view=Vn(e,t,r),n.viewFrom=t):(n.viewFrom>t?n.view=Vn(e,t,n.viewFrom).concat(n.view):n.viewFrom<t&&(n.view=n.view.slice(Oa(e,t))),n.viewFrom=t,n.viewTo<r?n.view=n.view.concat(Vn(e,n.viewTo,r)):n.viewTo>r&&(n.view=n.view.slice(0,Oa(e,r)))),n.viewTo=r}function Oo(e){for(var t=e.display.view,r=0,n=0;n<t.length;n++){var a=t[n];!a.hidden&&(!a.node||a.changes)&&++r}return r}function ii(e){e.display.input.showSelection(e.display.input.prepareSelection())}function Lo(e,t){t===void 0&&(t=!0);for(var r=e.doc,n={},a=n.cursors=document.createDocumentFragment(),w=n.selection=document.createDocumentFragment(),U=0;U<r.sel.ranges.length;U++){if(!t&&U==r.sel.primIndex)continue;var W=r.sel.ranges[U];if(W.from().line>=e.display.viewTo||W.to().line<e.display.viewFrom)continue;var z=W.empty();(z||e.options.showCursorWhenSelecting)&&Po(e,W.head,a),z||Xs(e,W,w)}return n}function Po(e,t,r){var n=Xt(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),a=r.appendChild(o("div","\xA0","CodeMirror-cursor"));if(a.style.left=n.left+"px",a.style.top=n.top+"px",a.style.height=Math.max(0,n.bottom-n.top)*e.options.cursorHeight+"px",n.other){var w=r.appendChild(o("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));w.style.display="",w.style.left=n.other.left+"px",w.style.top=n.other.top+"px",w.style.height=(n.other.bottom-n.other.top)*.85+"px"}}function Li(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,r){var n=e.display,a=e.doc,w=document.createDocumentFragment(),U=Ri(e.display),W=U.left,z=Math.max(n.sizerWidth,Jr(e)-n.sizer.offsetLeft)-U.right,X=a.direction=="ltr";function oe(yt,Dt,Gt,Ft){Dt<0&&(Dt=0),Dt=Math.round(Dt),Ft=Math.round(Ft),w.appendChild(o("div",null,"CodeMirror-selected","position: absolute; left: "+yt+`px;
                             top: `+Dt+"px; width: "+(Gt==null?z-yt:Gt)+`px;
                             height: `+(Ft-Dt)+"px"))}function ce(yt,Dt,Gt){var Ft=Fe(a,yt),tn=Ft.text.length,_n,ur;function kn(Yn,Pr){return xr(e,Ne(yt,Yn),"div",Ft,Pr)}function Fr(Yn,Pr,cr){var qn=_r(e,Ft,null,Yn),Jn=Pr=="ltr"==(cr=="after")?"left":"right",jn=cr=="after"?qn.begin:qn.end-(/\s/.test(Ft.text.charAt(qn.end-1))?2:1);return kn(jn,Jn)[Jn]}var Lr=ut(Ft,a.direction);return qe(Lr,Dt||0,Gt==null?tn:Gt,function(Yn,Pr,cr,qn){var Jn=cr=="ltr",jn=kn(Yn,Jn?"left":"right"),Mr=kn(Pr-1,Jn?"right":"left"),qa=Dt==null&&Yn==0,_a=Gt==null&&Pr==tn,vr=qn==0,ra=!Lr||qn==Lr.length-1;if(Mr.top-jn.top<=3){var dr=(X?qa:_a)&&vr,Ao=(X?_a:qa)&&ra,ca=dr?W:(Jn?jn:Mr).left,Ia=Ao?z:(Jn?Mr:jn).right;oe(ca,jn.top,Ia-ca,jn.bottom)}else{var Ua,Cr,ei,Do;Jn?(Ua=X&&qa&&vr?W:jn.left,Cr=X?z:Fr(Yn,cr,"before"),ei=X?W:Fr(Pr,cr,"after"),Do=X&&_a&&ra?z:Mr.right):(Ua=X?Fr(Yn,cr,"before"):W,Cr=!X&&qa&&vr?z:jn.right,ei=!X&&_a&&ra?W:Mr.left,Do=X?Fr(Pr,cr,"after"):z),oe(Ua,jn.top,Cr-Ua,jn.bottom),jn.bottom<Mr.top&&oe(W,jn.bottom,null,Mr.top),oe(ei,Mr.top,Do-ei,Mr.bottom)}(!_n||Li(jn,_n)<0)&&(_n=jn),Li(Mr,_n)<0&&(_n=Mr),(!ur||Li(jn,ur)<0)&&(ur=jn),Li(Mr,ur)<0&&(ur=Mr)}),{start:_n,end:ur}}var be=t.from(),ge=t.to();if(be.line==ge.line)ce(be.line,be.ch,ge.ch);else{var Ue=Fe(a,be.line),ze=Fe(a,ge.line),nt=br(Ue)==br(ze),gt=ce(be.line,be.ch,nt?Ue.text.length+1:null).end,St=ce(ge.line,nt?0:null,ge.ch).start;nt&&(gt.top<St.top-2?(oe(gt.right,gt.top,null,gt.bottom),oe(W,St.top,St.left,St.bottom)):oe(gt.right,gt.top,St.left-gt.right,gt.bottom)),gt.bottom<St.top&&oe(W,gt.bottom,null,St.top)}r.appendChild(w)}function no(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var r=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||Wa(e),t.cursorDiv.style.visibility=(r=!r)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function Mo(e){e.state.focused||(e.display.input.focus(),ro(e))}function ko(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Wa(e))},100)}function ro(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Re(e,"focus",e,t),e.state.focused=!0,F(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),O&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),no(e)}function Wa(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Re(e,"blur",e,t),e.state.focused=!1,d(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function Pi(e){for(var t=e.display,r=t.lineDiv.offsetTop,n=0;n<t.view.length;n++){var a=t.view[n],w=e.options.lineWrapping,U=void 0,W=0;if(a.hidden)continue;if(N&&M<8){var z=a.node.offsetTop+a.node.offsetHeight;U=z-r,r=z}else{var X=a.node.getBoundingClientRect();U=X.bottom-X.top,!w&&a.text.firstChild&&(W=a.text.firstChild.getBoundingClientRect().right-X.left-1)}var oe=a.line.height-U;if((oe>.005||oe<-.005)&&(qt(a.line,U),Io(a.line),a.rest))for(var ce=0;ce<a.rest.length;ce++)Io(a.rest[ce]);if(W>e.display.sizerWidth){var be=Math.ceil(W/Dr(e.display));be>e.display.maxLineLength&&(e.display.maxLineLength=be,e.display.maxLine=a.line,e.display.maxLineChanged=!0)}}}function Io(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var r=e.widgets[t],n=r.node.parentNode;n&&(r.height=n.offsetHeight)}}function Mi(e,t,r){var n=r&&r.top!=null?Math.max(0,r.top):e.scroller.scrollTop;n=Math.floor(n-ja(e));var a=r&&r.bottom!=null?r.bottom:n+e.wrapper.clientHeight,w=un(t,n),U=un(t,a);if(r&&r.ensure){var W=r.ensure.from.line,z=r.ensure.to.line;W<w?(w=W,U=un(t,Br(Fe(t,W))+e.wrapper.clientHeight)):Math.min(z,t.lastLine())>=U&&(w=un(t,Br(Fe(t,z))-e.wrapper.clientHeight),U=z)}return{from:w,to:Math.max(U,w+1)}}function $s(e,t){if(He(e,"scrollCursorIntoView"))return;var r=e.display,n=r.sizer.getBoundingClientRect(),a=null;if(t.top+n.top<0?a=!0:t.bottom+n.top>(window.innerHeight||document.documentElement.clientHeight)&&(a=!1),a!=null&&!b){var w=o("div","\u200B",null,`position: absolute;
                         top: `+(t.top-r.viewOffset-ja(e.display))+`px;
                         height: `+(t.bottom-t.top+zr(e)+r.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(w),w.scrollIntoView(a),e.display.lineSpace.removeChild(w)}}function Ys(e,t,r,n){n==null&&(n=0);var a;!e.options.lineWrapping&&t==r&&(t=t.ch?Ne(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,r=t.sticky=="before"?Ne(t.line,t.ch+1,"before"):t);for(var w=0;w<5;w++){var U=!1,W=Xt(e,t),z=!r||r==t?W:Xt(e,r);a={left:Math.min(W.left,z.left),top:Math.min(W.top,z.top)-n,right:Math.max(W.left,z.left),bottom:Math.max(W.bottom,z.bottom)+n};var X=ao(e,a),oe=e.doc.scrollTop,ce=e.doc.scrollLeft;if(X.scrollTop!=null&&(si(e,X.scrollTop),Math.abs(e.doc.scrollTop-oe)>1&&(U=!0)),X.scrollLeft!=null&&(La(e,X.scrollLeft),Math.abs(e.doc.scrollLeft-ce)>1&&(U=!0)),!U)break}return a}function Js(e,t){var r=ao(e,t);r.scrollTop!=null&&si(e,r.scrollTop),r.scrollLeft!=null&&La(e,r.scrollLeft)}function ao(e,t){var r=e.display,n=or(e.display);t.top<0&&(t.top=0);var a=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:r.scroller.scrollTop,w=Da(e),U={};t.bottom-t.top>w&&(t.bottom=t.top+w);var W=e.doc.height+Aa(r),z=t.top<n,X=t.bottom>W-n;if(t.top<a)U.scrollTop=z?0:t.top;else if(t.bottom>a+w){var oe=Math.min(t.top,(X?W:t.bottom)-w);oe!=a&&(U.scrollTop=oe)}var ce=e.options.fixedGutter?0:r.gutters.offsetWidth,be=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:r.scroller.scrollLeft-ce,ge=Jr(e)-r.gutters.offsetWidth,Ue=t.right-t.left>ge;return Ue&&(t.right=t.left+ge),t.left<10?U.scrollLeft=0:t.left<be?U.scrollLeft=Math.max(0,t.left+ce-(Ue?0:10)):t.right>ge+be-3&&(U.scrollLeft=t.right+(Ue?0:10)-ge),U}function io(e,t){if(t==null)return;ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Ka(e){ki(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function oi(e,t,r){(t!=null||r!=null)&&ki(e),t!=null&&(e.curOp.scrollLeft=t),r!=null&&(e.curOp.scrollTop=r)}function Qs(e,t){ki(e),e.curOp.scrollToPos=t}function ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var r=ln(e,t.from),n=ln(e,t.to);Uo(e,r,n,t.margin)}}function Uo(e,t,r,n){var a=ao(e,{left:Math.min(t.left,r.left),top:Math.min(t.top,r.top)-n,right:Math.max(t.right,r.right),bottom:Math.max(t.bottom,r.bottom)+n});oi(e,a.scrollLeft,a.scrollTop)}function si(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;D||so(e,{top:t}),No(e,t,!0),D&&so(e),di(e,100)}function No(e,t,r){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!r)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function La(e,t,r,n){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(r?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!n)return;e.doc.scrollLeft=t,Ko(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function li(e){var t=e.display,r=t.gutters.offsetWidth,n=Math.round(e.doc.height+Aa(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?r:0,docHeight:n,scrollHeight:n+zr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:r}}var Pa=function(e,t,r){this.cm=r;var n=this.vert=o("div",[o("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),a=this.horiz=o("div",[o("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");n.tabIndex=a.tabIndex=-1,e(n),e(a),Se(n,"scroll",function(){n.clientHeight&&t(n.scrollTop,"vertical")}),Se(a,"scroll",function(){a.clientWidth&&t(a.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,N&&M<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Pa.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,r=e.scrollHeight>e.clientHeight+1,n=e.nativeBarWidth;if(r){this.vert.style.display="block",this.vert.style.bottom=t?n+"px":"0";var a=e.viewHeight-(t?n:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+a)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=r?n+"px":"0",this.horiz.style.left=e.barLeft+"px";var w=e.viewWidth-e.barLeft-(r?n:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+w)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(n==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:r?n:0,bottom:t?n:0}},Pa.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Pa.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Pa.prototype.zeroWidthHack=function(){var e=i&&!S?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new ie,this.disableVert=new ie},Pa.prototype.enableZeroWidthBar=function(e,t,r){e.style.pointerEvents="auto";function n(){var a=e.getBoundingClientRect(),w=r=="vert"?document.elementFromPoint(a.right-1,(a.top+a.bottom)/2):document.elementFromPoint((a.right+a.left)/2,a.bottom-1);w!=e?e.style.pointerEvents="none":t.set(1e3,n)}t.set(1e3,n)},Pa.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ui=function(){};ui.prototype.update=function(){return{bottom:0,right:0}},ui.prototype.setScrollLeft=function(){},ui.prototype.setScrollTop=function(){},ui.prototype.clear=function(){};function Ha(e,t){t||(t=li(e));var r=e.display.barWidth,n=e.display.barHeight;Fo(e,t);for(var a=0;a<4&&r!=e.display.barWidth||n!=e.display.barHeight;a++)r!=e.display.barWidth&&e.options.lineWrapping&&Pi(e),Fo(e,li(e)),r=e.display.barWidth,n=e.display.barHeight}function Fo(e,t){var r=e.display,n=r.scrollbars.update(t);r.sizer.style.paddingRight=(r.barWidth=n.right)+"px",r.sizer.style.paddingBottom=(r.barHeight=n.bottom)+"px",r.heightForcer.style.borderBottom=n.bottom+"px solid transparent",n.right&&n.bottom?(r.scrollbarFiller.style.display="block",r.scrollbarFiller.style.height=n.bottom+"px",r.scrollbarFiller.style.width=n.right+"px"):r.scrollbarFiller.style.display="",n.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(r.gutterFiller.style.display="block",r.gutterFiller.style.height=n.bottom+"px",r.gutterFiller.style.width=t.gutterWidth+"px"):r.gutterFiller.style.display=""}var Bo={native:Pa,null:ui};function jo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&d(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new Bo[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Se(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,r){r=="horizontal"?La(e,t):si(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function Ma(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},Ur(e.curOp)}function ka(e){var t=e.curOp;t&&Qi(t,function(r){for(var n=0;n<r.ops.length;n++)r.ops[n].cm.curOp=null;qs(r)})}function qs(e){for(var t=e.ops,r=0;r<t.length;r++)el(t[r]);for(var n=0;n<t.length;n++)tl(t[n]);for(var a=0;a<t.length;a++)nl(t[a]);for(var w=0;w<t.length;w++)rl(t[w]);for(var U=0;U<t.length;U++)al(t[U])}function el(e){var t=e.cm,r=t.display;ol(t),e.updateMaxLine&&$r(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<r.viewFrom||e.scrollToPos.to.line>=r.viewTo)||r.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Ii(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&oo(e.cm,e.update)}function nl(e){var t=e.cm,r=t.display;e.updatedDisplay&&Pi(t),e.barMeasure=li(t),r.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Oe(t,r.maxLine,r.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(r.scroller.clientWidth,r.sizer.offsetLeft+e.adjustWidthTo+zr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,r.sizer.offsetLeft+e.adjustWidthTo-Jr(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=r.input.prepareSelection())}function rl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&La(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var r=e.focus&&e.focus==L();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,r),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Ha(t,e.barMeasure),e.updatedDisplay&&uo(t,e.barMeasure),e.selectionChanged&&no(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),r&&Mo(e.cm)}function al(e){var t=e.cm,r=t.display,n=t.doc;if(e.updatedDisplay&&Wo(t,e.update),r.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(r.wheelStartX=r.wheelStartY=null),e.scrollTop!=null&&No(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&La(t,e.scrollLeft,!0,!0),e.scrollToPos){var a=Ys(t,wt(n,e.scrollToPos.from),wt(n,e.scrollToPos.to),e.scrollToPos.margin);$s(t,a)}var w=e.maybeHiddenMarkers,U=e.maybeUnhiddenMarkers;if(w)for(var W=0;W<w.length;++W)w[W].lines.length||Re(w[W],"hide");if(U)for(var z=0;z<U.length;++z)U[z].lines.length&&Re(U[z],"unhide");r.wrapper.offsetHeight&&(n.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Re(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Nr(e,t){if(e.curOp)return t();Ma(e);try{return t()}finally{ka(e)}}function sr(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Ma(e);try{return t.apply(e,arguments)}finally{ka(e)}}}function Sr(e){return function(){if(this.curOp)return e.apply(this,arguments);Ma(this);try{return e.apply(this,arguments)}finally{ka(this)}}}function lr(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Ma(t);try{return e.apply(this,arguments)}finally{ka(t)}}}function di(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,B(il,e))}function il(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var r=+new Date+e.options.workTime,n=Un(e,t.highlightFrontier),a=[];t.iter(n.line,Math.min(t.first+t.size,e.display.viewTo+500),function(w){if(n.line>=e.display.viewFrom){var U=w.styles,W=w.text.length>e.options.maxHighlightLength?_t(t.mode,n.state):null,z=Kr(e,w,n,!0);W&&(n.state=W),w.styles=z.styles;var X=w.styleClasses,oe=z.classes;oe?w.styleClasses=oe:X&&(w.styleClasses=null);for(var ce=!U||U.length!=w.styles.length||X!=oe&&(!X||!oe||X.bgClass!=oe.bgClass||X.textClass!=oe.textClass),be=0;!ce&&be<U.length;++be)ce=U[be]!=w.styles[be];ce&&a.push(n.line),w.stateAfter=n.save(),n.nextLine()}else w.text.length<=e.options.maxHighlightLength&&aa(e,w.text,n),w.stateAfter=n.line%5==0?n.save():null,n.nextLine();if(+new Date>r)return di(e,e.options.workDelay),!0}),t.highlightFrontier=n.line,t.modeFrontier=Math.max(t.modeFrontier,n.line),a.length&&Nr(e,function(){for(var w=0;w<a.length;w++)pa(e,a[w],"text")})}var Ii=function(e,t,r){var n=e.display;this.viewport=t,this.visible=Mi(n,e.doc,t),this.editorIsHidden=!n.wrapper.offsetWidth,this.wrapperHeight=n.wrapper.clientHeight,this.wrapperWidth=n.wrapper.clientWidth,this.oldDisplayWidth=Jr(e),this.force=r,this.dims=ri(e),this.events=[]};Ii.prototype.signal=function(e,t){le(e,t)&&this.events.push(arguments)},Ii.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Re.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=zr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=zr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=L();if(!t||!E(e.display.lineDiv,t))return null;var r={activeElt:t};if(window.getSelection){var n=window.getSelection();n.anchorNode&&n.extend&&E(e.display.lineDiv,n.anchorNode)&&(r.anchorNode=n.anchorNode,r.anchorOffset=n.anchorOffset,r.focusNode=n.focusNode,r.focusOffset=n.focusOffset)}return r}function ll(e){if(!e||!e.activeElt||e.activeElt==L())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(document.body,e.focusNode)){var t=window.getSelection(),r=document.createRange();r.setEnd(e.anchorNode,e.anchorOffset),r.collapse(!1),t.removeAllRanges(),t.addRange(r),t.extend(e.focusNode,e.focusOffset)}}function oo(e,t){var r=e.display,n=e.doc;if(t.editorIsHidden)return va(e),!1;if(!t.force&&t.visible.from>=r.viewFrom&&t.visible.to<=r.viewTo&&(r.updateLineNumbers==null||r.updateLineNumbers>=r.viewTo)&&r.renderedView==r.view&&Oo(e)==0)return!1;Ho(e)&&(va(e),t.dims=ri(e));var a=n.first+n.size,w=Math.max(t.visible.from-e.options.viewportMargin,n.first),U=Math.min(a,t.visible.to+e.options.viewportMargin);r.viewFrom<w&&w-r.viewFrom<20&&(w=Math.max(n.first,r.viewFrom)),r.viewTo>U&&r.viewTo-U<20&&(U=Math.min(a,r.viewTo)),Wn&&(w=Ta(e.doc,w),U=Vr(e.doc,U));var W=w!=r.viewFrom||U!=r.viewTo||r.lastWrapHeight!=t.wrapperHeight||r.lastWrapWidth!=t.wrapperWidth;Vs(e,w,U),r.viewOffset=Br(Fe(e.doc,r.viewFrom)),e.display.mover.style.top=r.viewOffset+"px";var z=Oo(e);if(!W&&z==0&&!t.force&&r.renderedView==r.view&&(r.updateLineNumbers==null||r.updateLineNumbers>=r.viewTo))return!1;var X=sl(e);return z>4&&(r.lineDiv.style.display="none"),ul(e,r.updateLineNumbers,t.dims),z>4&&(r.lineDiv.style.display=""),r.renderedView=r.view,ll(X),h(r.cursorDiv),h(r.selectionDiv),r.gutters.style.height=r.sizer.style.minHeight=0,W&&(r.lastWrapHeight=t.wrapperHeight,r.lastWrapWidth=t.wrapperWidth,di(e,400)),r.updateLineNumbers=null,!0}function Wo(e,t){for(var r=t.viewport,n=!0;;n=!1){if(!n||!e.options.lineWrapping||t.oldDisplayWidth==Jr(e)){if(r&&r.top!=null&&(r={top:Math.min(e.doc.height+Aa(e.display)-Da(e),r.top)}),t.visible=Mi(e.display,e.doc,r),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else n&&(t.visible=Mi(e.display,e.doc,r));if(!oo(e,t))break;Pi(e);var a=li(e);ii(e),Ha(e,a),uo(e,a),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 so(e,t){var r=new Ii(e,t);if(oo(e,r)){Pi(e),Wo(e,r);var n=li(e);ii(e),Ha(e,n),uo(e,n),r.finish()}}function ul(e,t,r){var n=e.display,a=e.options.lineNumbers,w=n.lineDiv,U=w.firstChild;function W(Ue){var ze=Ue.nextSibling;return O&&i&&e.display.currentWheelTarget==Ue?Ue.style.display="none":Ue.parentNode.removeChild(Ue),ze}for(var z=n.view,X=n.viewFrom,oe=0;oe<z.length;oe++){var ce=z[oe];if(!ce.hidden)if(!ce.node||ce.node.parentNode!=w){var be=Di(e,ce,X,r);w.insertBefore(be,U)}else{for(;U!=ce.node;)U=W(U);var ge=a&&t!=null&&t<=X&&ce.lineNumber;ce.changes&&(ue(ce.changes,"gutter")>-1&&(ge=!1),Ba(e,ce,X,r)),ge&&(h(ce.lineNumber),ce.lineNumber.appendChild(document.createTextNode(rt(e.options,X)))),U=ce.node.nextSibling}X+=ce.size}for(;U;)U=W(U)}function lo(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function uo(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+zr(e)+"px"}function Ko(e){var t=e.display,r=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var n=ai(t)-t.scroller.scrollLeft+e.doc.scrollLeft,a=t.gutters.offsetWidth,w=n+"px",U=0;U<r.length;U++)if(!r[U].hidden){e.options.fixedGutter&&(r[U].gutter&&(r[U].gutter.style.left=w),r[U].gutterBackground&&(r[U].gutterBackground.style.left=w));var W=r[U].alignable;if(W)for(var z=0;z<W.length;z++)W[z].style.left=w}e.options.fixedGutter&&(t.gutters.style.left=n+a+"px")}function Ho(e){if(!e.options.lineNumbers)return!1;var t=e.doc,r=rt(e.options,t.first+t.size-1),n=e.display;if(r.length!=n.lineNumChars){var a=n.measure.appendChild(o("div",[o("div",r)],"CodeMirror-linenumber CodeMirror-gutter-elt")),w=a.firstChild.offsetWidth,U=a.offsetWidth-w;return n.lineGutter.style.width="",n.lineNumInnerWidth=Math.max(w,n.lineGutter.offsetWidth-U)+1,n.lineNumWidth=n.lineNumInnerWidth+U,n.lineNumChars=n.lineNumInnerWidth?r.length:-1,n.lineGutter.style.width=n.lineNumWidth+"px",lo(e.display),!0}return!1}function co(e,t){for(var r=[],n=!1,a=0;a<e.length;a++){var w=e[a],U=null;if(typeof w!="string"&&(U=w.style,w=w.className),w=="CodeMirror-linenumbers")if(t)n=!0;else continue;r.push({className:w,style:U})}return t&&!n&&r.push({className:"CodeMirror-linenumbers",style:null}),r}function Go(e){var t=e.gutters,r=e.gutterSpecs;h(t),e.lineGutter=null;for(var n=0;n<r.length;++n){var a=r[n],w=a.className,U=a.style,W=t.appendChild(o("div",null,"CodeMirror-gutter "+w));U&&(W.style.cssText=U),w=="CodeMirror-linenumbers"&&(e.lineGutter=W,W.style.width=(e.lineNumWidth||1)+"px")}t.style.display=r.length?"":"none",lo(e)}function ci(e){Go(e.display),Rr(e),Ko(e)}function dl(e,t,r,n){var a=this;this.input=r,a.scrollbarFiller=o("div",null,"CodeMirror-scrollbar-filler"),a.scrollbarFiller.setAttribute("cm-not-content","true"),a.gutterFiller=o("div",null,"CodeMirror-gutter-filler"),a.gutterFiller.setAttribute("cm-not-content","true"),a.lineDiv=g("div",null,"CodeMirror-code"),a.selectionDiv=o("div",null,null,"position: relative; z-index: 1"),a.cursorDiv=o("div",null,"CodeMirror-cursors"),a.measure=o("div",null,"CodeMirror-measure"),a.lineMeasure=o("div",null,"CodeMirror-measure"),a.lineSpace=g("div",[a.measure,a.lineMeasure,a.selectionDiv,a.cursorDiv,a.lineDiv],null,"position: relative; outline: none");var w=g("div",[a.lineSpace],"CodeMirror-lines");a.mover=o("div",[w],null,"position: relative"),a.sizer=o("div",[a.mover],"CodeMirror-sizer"),a.sizerWidth=null,a.heightForcer=o("div",null,null,"position: absolute; height: "+fe+"px; width: 1px;"),a.gutters=o("div",null,"CodeMirror-gutters"),a.lineGutter=null,a.scroller=o("div",[a.sizer,a.heightForcer,a.gutters],"CodeMirror-scroll"),a.scroller.setAttribute("tabIndex","-1"),a.wrapper=o("div",[a.scrollbarFiller,a.gutterFiller,a.scroller],"CodeMirror"),N&&M<8&&(a.gutters.style.zIndex=-1,a.scroller.style.paddingRight=0),!O&&!(D&&l)&&(a.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(a.wrapper):e(a.wrapper)),a.viewFrom=a.viewTo=t.first,a.reportedViewFrom=a.reportedViewTo=t.first,a.view=[],a.renderedView=null,a.externalMeasured=null,a.viewOffset=0,a.lastWrapHeight=a.lastWrapWidth=0,a.updateLineNumbers=null,a.nativeBarWidth=a.barHeight=a.barWidth=0,a.scrollbarsClipped=!1,a.lineNumWidth=a.lineNumInnerWidth=a.lineNumChars=null,a.alignWidgets=!1,a.cachedCharWidth=a.cachedTextHeight=a.cachedPaddingH=null,a.maxLine=null,a.maxLineLength=0,a.maxLineChanged=!1,a.wheelDX=a.wheelDY=a.wheelStartX=a.wheelStartY=null,a.shift=!1,a.selForContextMenu=null,a.activeTouch=null,a.gutterSpecs=co(n.gutters,n.lineNumbers),Go(a),r.init(a)}var Ui=0,jr=null;N?jr=-.53:D?jr=15:T?jr=-.7:R&&(jr=-1/3);function zo(e){var t=e.wheelDeltaX,r=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),r==null&&e.detail&&e.axis==e.VERTICAL_AXIS?r=e.detail:r==null&&(r=e.wheelDelta),{x:t,y:r}}function cl(e){var t=zo(e);return t.x*=jr,t.y*=jr,t}function Vo(e,t){var r=zo(t),n=r.x,a=r.y,w=e.display,U=w.scroller,W=U.scrollWidth>U.clientWidth,z=U.scrollHeight>U.clientHeight;if(!(n&&W||a&&z))return;if(a&&i&&O){e:for(var X=t.target,oe=w.view;X!=U;X=X.parentNode)for(var ce=0;ce<oe.length;ce++)if(oe[ce].node==X){e.display.currentWheelTarget=X;break e}}if(n&&!D&&!C&&jr!=null){a&&z&&si(e,Math.max(0,U.scrollTop+a*jr)),La(e,Math.max(0,U.scrollLeft+n*jr)),(!a||a&&z)&&Y(t),w.wheelStartX=null;return}if(a&&jr!=null){var be=a*jr,ge=e.doc.scrollTop,Ue=ge+w.wrapper.clientHeight;be<0?ge=Math.max(0,ge+be-50):Ue=Math.min(e.doc.height,Ue+be+50),so(e,{top:ge,bottom:Ue})}Ui<20&&(w.wheelStartX==null?(w.wheelStartX=U.scrollLeft,w.wheelStartY=U.scrollTop,w.wheelDX=n,w.wheelDY=a,setTimeout(function(){if(w.wheelStartX==null)return;var ze=U.scrollLeft-w.wheelStartX,nt=U.scrollTop-w.wheelStartY,gt=nt&&w.wheelDY&&nt/w.wheelDY||ze&&w.wheelDX&&ze/w.wheelDX;if(w.wheelStartX=w.wheelStartY=null,!gt)return;jr=(jr*Ui+gt)/(Ui+1),++Ui},200)):(w.wheelDX+=n,w.wheelDY+=a))}var Wr=function(e,t){this.ranges=e,this.primIndex=t};Wr.prototype.primary=function(){return this.ranges[this.primIndex]},Wr.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 r=this.ranges[t],n=e.ranges[t];if(!In(r.anchor,n.anchor)||!In(r.head,n.head))return!1}return!0},Wr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new hn(fr(this.ranges[t].anchor),fr(this.ranges[t].head));return new Wr(e,this.primIndex)},Wr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Wr.prototype.contains=function(e,t){t||(t=e);for(var r=0;r<this.ranges.length;r++){var n=this.ranges[r];if(vt(t,n.from())>=0&&vt(e,n.to())<=0)return r}return-1};var hn=function(e,t){this.anchor=e,this.head=t};hn.prototype.from=function(){return Tn(this.anchor,this.head)},hn.prototype.to=function(){return gr(this.anchor,this.head)},hn.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Qr(e,t,r){var n=e&&e.options.selectionsMayTouch,a=t[r];t.sort(function(be,ge){return vt(be.from(),ge.from())}),r=ue(t,a);for(var w=1;w<t.length;w++){var U=t[w],W=t[w-1],z=vt(W.to(),U.from());if(n&&!U.empty()?z>0:z>=0){var 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n=e+t;e<n;++e)if(r(this.lines[e]))return!0}};function vi(e){this.children=e;for(var t=0,r=0,n=0;n<e.length;++n){var a=e[n];t+=a.chunkSize(),r+=a.height,a.parent=this}this.size=t,this.height=r,this.parent=null}vi.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var r=0;r<this.children.length;++r){var n=this.children[r],a=n.chunkSize();if(e<a){var w=Math.min(t,a-e),U=n.height;if(n.removeInner(e,w),this.height-=U-n.height,a==w&&(this.children.splice(r--,1),n.parent=null),(t-=w)==0)break;e=0}else e-=a}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof pi))){var W=[];this.collapse(W),this.children=[new pi(W)],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,r){this.size+=t.length,this.height+=r;for(var n=0;n<this.children.length;++n){var a=this.children[n],w=a.chunkSize();if(e<=w){if(a.insertInner(e,t,r),a.lines&&a.lines.length>50){for(var U=a.lines.length%25+25,W=U;W<a.lines.length;){var z=new pi(a.lines.slice(W,W+=25));a.height-=z.height,this.children.splice(++n,0,z),z.parent=this}a.lines=a.lines.slice(0,U),this.maybeSpill()}break}e-=w}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),r=new vi(t);if(e.parent){e.size-=r.size,e.height-=r.height;var a=ue(e.parent.children,e);e.parent.children.splice(a+1,0,r)}else{var n=new vi(e.children);n.parent=e,e.children=[n,r],e=n}r.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,r){for(var n=0;n<this.children.length;++n){var a=this.children[n],w=a.chunkSize();if(e<w){var U=Math.min(t,w-e);if(a.iterN(e,U,r))return!0;if((t-=U)==0)break;e=0}else e-=w}}};var gi=function(e,t,r){if(r)for(var n in r)r.hasOwnProperty(n)&&(this[n]=r[n]);this.doc=e,this.node=t};gi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,r=this.line,n=Vt(r);if(n==null||!t)return;for(var a=0;a<t.length;++a)t[a]==this&&t.splice(a--,1);t.length||(r.widgets=null);var w=ma(this);qt(r,Math.max(0,r.height-w)),e&&(Nr(e,function(){vs(e,r,-w),pa(e,n,"widget")}),Zn(e,"lineWidgetCleared",e,this,n))},gi.prototype.changed=function(){var e=this,t=this.height,r=this.doc.cm,n=this.line;this.height=null;var a=ma(this)-t;if(!a)return;mn(this.doc,n)||qt(n,n.height+a),r&&Nr(r,function(){r.curOp.forceUpdate=!0,vs(r,n,a),Zn(r,"lineWidgetChanged",r,e,Vt(n))})},de(gi);function vs(e,t,r){Br(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&io(e,r)}function xl(e,t,r,n){var a=new gi(e,r,n),w=e.cm;return w&&a.noHScroll&&(w.display.alignWidgets=!0),mi(e,t,"widget",function(U){var W=U.widgets||(U.widgets=[]);if(a.insertAt==null?W.push(a):W.splice(Math.min(W.length-1,Math.max(0,a.insertAt)),0,a),a.line=U,w&&!mn(e,U)){var z=Br(U)<e.scrollTop;qt(U,U.height+ma(a)),z&&io(w,a.height),w.curOp.forceUpdate=!0}return!0}),w&&Zn(w,"lineWidgetAdded",w,a,typeof t=="number"?t:Vt(t)),a}var gs=0,ba=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++gs};ba.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Ma(e),le(this,"clear")){var r=this.find();r&&Zn(this,"clear",r.from,r.to)}for(var n=null,a=null,w=0;w<this.lines.length;++w){var U=this.lines[w],W=Lt(U.markedSpans,this);e&&!this.collapsed?pa(e,Vt(U),"text"):e&&(W.to!=null&&(a=Vt(U)),W.from!=null&&(n=Vt(U))),U.markedSpans=xt(U.markedSpans,W),W.from==null&&this.collapsed&&!mn(this.doc,U)&&e&&qt(U,or(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var z=0;z<this.lines.length;++z){var X=br(this.lines[z]),oe=fa(X);oe>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=oe,e.display.maxLineChanged=!0)}n!=null&&e&&this.collapsed&&Rr(e,n,a+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&os(e.doc)),e&&Zn(e,"markerCleared",e,this,n,a),t&&ka(e),this.parent&&this.parent.clear()},ba.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var r,n,a=0;a<this.lines.length;++a){var w=this.lines[a],U=Lt(w.markedSpans,this);if(U.from!=null&&(r=Ne(t?w:Vt(w),U.from),e==-1))return r;if(U.to!=null&&(n=Ne(t?w:Vt(w),U.to),e==1))return n}return r&&{from:r,to:n}},ba.prototype.changed=function(){var e=this,t=this.find(-1,!0),r=this,n=this.doc.cm;if(!t||!n)return;Nr(n,function(){var a=t.line,w=Vt(t.line),U=ot(n,w);if(U&&(cn(U),n.curOp.selectionChanged=n.curOp.forceUpdate=!0),n.curOp.updateMaxLine=!0,!mn(r.doc,a)&&r.height!=null){var W=r.height;r.height=null;var z=ma(r)-W;z&&qt(a,a.height+z)}Zn(n,"markerChanged",n,e)})},ba.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ue(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},ba.prototype.detachLine=function(e){if(this.lines.splice(ue(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},de(ba);function $a(e,t,r,n,a){if(n&&n.shared)return _l(e,t,r,n,a);if(e.cm&&!e.cm.curOp)return sr(e.cm,$a)(e,t,r,n,a);var w=new ba(e,a),U=vt(t,r);if(n&&I(n,w,!1),U>0||U==0&&w.clearWhenEmpty!==!1)return w;if(w.replacedWith&&(w.collapsed=!0,w.widgetNode=g("span",[w.replacedWith],"CodeMirror-widget"),n.handleMouseEvents||w.widgetNode.setAttribute("cm-ignore-events","true"),n.insertLeft&&(w.widgetNode.insertLeft=!0)),w.collapsed){if(Na(e,t.line,t,r,w)||t.line!=r.line&&Na(e,r.line,t,r,w))throw new Error("Inserting collapsed marker partially overlapping an existing one");ye()}w.addToHistory&&qo(e,{from:t,to:r,origin:"markText"},e.sel,NaN);var W=t.line,z=e.cm,X;if(e.iter(W,r.line+1,function(ce){z&&w.collapsed&&!z.options.lineWrapping&&br(ce)==z.display.maxLine&&(X=!0),w.collapsed&&W!=t.line&&qt(ce,0),Ct(ce,new Xe(w,W==t.line?t.ch:null,W==r.line?r.ch:null)),++W}),w.collapsed&&e.iter(t.line,r.line+1,function(ce){mn(e,ce)&&qt(ce,0)}),w.clearOnEnter&&Se(w,"beforeCursorEnter",function(){return w.clear()}),w.readOnly&&(mt(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),w.collapsed&&(w.id=++gs,w.atomic=!0),z){if(X&&(z.curOp.updateMaxLine=!0),w.collapsed)Rr(z,t.line,r.line+1);else if(w.className||w.startStyle||w.endStyle||w.css||w.attributes||w.title)for(var oe=t.line;oe<=r.line;oe++)pa(z,oe,"text");w.atomic&&os(z.doc),Zn(z,"markerAdded",z,w)}return w}var yi=function(e,t){this.markers=e,this.primary=t;for(var r=0;r<e.length;++r)e[r].parent=this};yi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Zn(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},de(yi);function _l(e,t,r,n,a){n=I(n),n.shared=!1;var w=[$a(e,t,r,n,a)],U=w[0],W=n.widgetNode;return Ea(e,function(z){W&&(n.widgetNode=W.cloneNode(!0)),w.push($a(z,wt(z,t),wt(z,r),n,a));for(var X=0;X<z.linked.length;++X)if(z.linked[X].isParent)return;U=he(w)}),new yi(w,U)}function ys(e){return e.findMarks(Ne(e.first,0),e.clipPos(Ne(e.lastLine())),function(t){return t.parent})}function Tl(e,t){for(var r=0;r<t.length;r++){var n=t[r],a=n.find(),w=e.clipPos(a.from),U=e.clipPos(a.to);if(vt(w,U)){var W=$a(e,w,U,n.primary,n.primary.type);n.markers.push(W),W.parent=n}}}function Sl(e){for(var t=function(n){var a=e[n],w=[a.primary.doc];Ea(a.primary.doc,function(z){return w.push(z)});for(var U=0;U<a.markers.length;U++){var W=a.markers[U];ue(w,W.doc)==-1&&(W.parent=null,a.markers.splice(U--,1))}},r=0;r<e.length;r++)t(r)}var Cl=0,Or=function(e,t,r,n,a){if(!(this instanceof Or))return new Or(e,t,r,n,a);r==null&&(r=0),vi.call(this,[new pi([new la("",null)])]),this.first=r,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=r;var w=Ne(r,0);this.sel=ga(w),this.history=new Ni(null),this.id=++Cl,this.modeOption=t,this.lineSep=n,this.direction=a=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),mo(this,{from:w,to:w,text:e}),pr(this,ga(w),pe)};Or.prototype=Me(vi.prototype,{constructor:Or,iter:function(e,t,r){r?this.iterN(e-this.first,t-e,r):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var r=0,n=0;n<t.length;++n)r+=t[n].height;this.insertInner(e-this.first,t,r)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=Wt(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:lr(function(e){var t=Ne(this.first,0),r=this.first+this.size-1;Va(this,{from:t,to:Ne(r,Fe(this,r).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),pr(this,ga(t),pe)}),replaceRange:function(e,t,r,n){t=wt(this,t),r=r?wt(this,r):t,Xa(this,e,t,r,n)},getRange:function(e,t,r){var n=Jt(this,wt(this,e),wt(this,t));return r===!1?n:n.join(r||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if($t(this,e))return Fe(this,e)},getLineNumber:function(e){return Vt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=Fe(this,e)),br(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return wt(this,e)},getCursor:function(e){var t=this.sel.primary(),r;return e==null||e=="head"?r=t.head:e=="anchor"?r=t.anchor:e=="end"||e=="to"||e===!1?r=t.to():r=t.from(),r},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:lr(function(e,t,r){rs(this,wt(this,typeof e=="number"?Ne(e,t||0):e),null,r)}),setSelection:lr(function(e,t,r){rs(this,wt(this,e),wt(this,t||e),r)}),extendSelection:lr(function(e,t,r){Bi(this,wt(this,e),t&&wt(this,t),r)}),extendSelections:lr(function(e,t){ns(this,Ge(this,e),t)}),extendSelectionsBy:lr(function(e,t){var r=Ce(this.sel.ranges,e);ns(this,Ge(this,r),t)}),setSelections:lr(function(e,t,r){if(!e.length)return;for(var n=[],a=0;a<e.length;a++)n[a]=new hn(wt(this,e[a].anchor),wt(this,e[a].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),pr(this,Qr(this.cm,n,t),r)}),addSelection:lr(function(e,t,r){var n=this.sel.ranges.slice(0);n.push(new hn(wt(this,e),wt(this,t||e))),pr(this,Qr(this.cm,n,n.length-1),r)}),getSelection:function(e){for(var t=this.sel.ranges,r,n=0;n<t.length;n++){var a=Jt(this,t[n].from(),t[n].to());r=r?r.concat(a):a}return e===!1?r:r.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],r=this.sel.ranges,n=0;n<r.length;n++){var a=Jt(this,r[n].from(),r[n].to());e!==!1&&(a=a.join(e||this.lineSeparator())),t[n]=a}return t},replaceSelection:function(e,t,r){for(var n=[],a=0;a<this.sel.ranges.length;a++)n[a]=e;this.replaceSelections(n,t,r||"+input")},replaceSelections:lr(function(e,t,r){for(var n=[],a=this.sel,w=0;w<a.ranges.length;w++){var U=a.ranges[w];n[w]={from:U.from(),to:U.to(),text:this.splitLines(e[w]),origin:r}}for(var W=t&&t!="end"&&fl(this,n,t),z=n.length-1;z>=0;z--)Va(this,n[z]);W?as(this,W):this.cm&&Ka(this.cm)}),undo:lr(function(){Ki(this,"undo")}),redo:lr(function(){Ki(this,"redo")}),undoSelection:lr(function(){Ki(this,"undo",!0)}),redoSelection:lr(function(){Ki(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,r=0,n=0;n<e.done.length;n++)e.done[n].ranges||++t;for(var a=0;a<e.undone.length;a++)e.undone[a].ranges||++r;return{undo:t,redo:r}},clearHistory:function(){var e=this;this.history=new Ni(this.history.maxGeneration),Ea(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:Ga(this.history.done),undone:Ga(this.history.undone)}},setHistory:function(e){var t=this.history=new Ni(this.history.maxGeneration);t.done=Ga(e.done.slice(0),null,!0),t.undone=Ga(e.undone.slice(0),null,!0)},setGutterMarker:lr(function(e,t,r){return mi(this,e,"gutter",function(n){var a=n.gutterMarkers||(n.gutterMarkers={});return a[t]=r,!r&&je(a)&&(n.gutterMarkers=null),!0})}),clearGutter:lr(function(e){var t=this;this.iter(function(r){r.gutterMarkers&&r.gutterMarkers[e]&&mi(t,r,"gutter",function(){return r.gutterMarkers[e]=null,je(r.gutterMarkers)&&(r.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!$t(this,e))return null;if(t=e,e=Fe(this,e),!e)return null}else if(t=Vt(e),t==null)return null;return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},addLineClass:lr(function(e,t,r){return mi(this,e,t=="gutter"?"gutter":"class",function(n){var a=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass";if(!n[a])n[a]=r;else{if(y(r).test(n[a]))return!1;n[a]+=" "+r}return!0})}),removeLineClass:lr(function(e,t,r){return mi(this,e,t=="gutter"?"gutter":"class",function(n){var 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a=e.state.keySeq;if(a){if(Ts(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Nl.set(50,function(){e.state.keySeq==a&&(e.state.keySeq=null,e.display.input.reset())}),Ds(e,a+" "+t,r,n))return!0}return Ds(e,t,r,n)}function Ds(e,t,r,n){var a=Ul(e,t,n);return a=="multi"&&(e.state.keySeq=t),a=="handled"&&Zn(e,"keyHandled",e,t,r),(a=="handled"||a=="multi")&&(Y(r),no(e)),!!a}function Rs(e,t){var r=Cs(t,!0);return r?t.shiftKey&&!e.state.keySeq?_i(e,"Shift-"+r,t,function(n){return zi(e,n,!0)})||_i(e,r,t,function(n){if(typeof n=="string"?/^go[A-Z]/.test(n):n.motion)return zi(e,n)}):_i(e,r,t,function(n){return zi(e,n)}):!1}function Fl(e,t,r){return _i(e,"'"+r+"'",t,function(n){return zi(e,n,!0)})}var xo=null;function Os(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=L(),He(t,e))return;N&&M<11&&e.keyCode==27&&(e.returnValue=!1);var r=e.keyCode;t.display.shift=r==16||e.shiftKey;var n=Rs(t,e);C&&(xo=n?r:null,!n&&r==88&&!Ut&&(i?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),D&&!i&&!n&&r==46&&e.shiftKey&&!e.ctrlKey&&document.execCommand&&document.execCommand("cut"),r==18&&!/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)&&Bl(t)}function Bl(e){var t=e.display.lineDiv;F(t,"CodeMirror-crosshair");function r(n){(n.keyCode==18||!n.altKey)&&(d(t,"CodeMirror-crosshair"),dt(document,"keyup",r),dt(document,"mouseover",r))}Se(document,"keyup",r),Se(document,"mouseover",r)}function Ls(e){e.keyCode==16&&(this.doc.sel.shift=!1),He(this,e)}function Ps(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(Yr(t.display,e)||He(t,e)||e.ctrlKey&&!e.altKey||i&&e.metaKey)return;var r=e.keyCode,n=e.charCode;if(C&&r==xo){xo=null,Y(e);return}if(C&&(!e.which||e.which<10)&&Rs(t,e))return;var a=String.fromCharCode(n==null?r:n);if(a=="\b")return;if(Fl(t,e,a))return;t.display.input.onKeyPress(e)}var jl=400,_o=function(e,t,r){this.time=e,this.pos=t,this.button=r};_o.prototype.compare=function(e,t,r){return this.time+jl>e&&vt(t,this.pos)==0&&r==this.button};var Ti,Si;function Wl(e,t){var r=+new Date;return Si&&Si.compare(r,e,t)?(Ti=Si=null,"triple"):Ti&&Ti.compare(r,e,t)?(Si=new _o(r,e,t),Ti=null,"double"):(Ti=new _o(r,e,t),Si=null,"single")}function Ms(e){var t=this,r=t.display;if(He(t,e)||r.activeTouch&&r.input.supportsTouch())return;if(r.input.ensurePolled(),r.shift=e.shiftKey,Yr(r,e)){O||(r.scroller.draggable=!1,setTimeout(function(){return r.scroller.draggable=!0},100));return}if(To(t,e))return;var n=Ra(t,e),a=Ee(e),w=n?Wl(n,a):"single";if(window.focus(),a==1&&t.state.selectingText&&t.state.selectingText(e),n&&Kl(t,a,n,w,e))return;a==1?n?Gl(t,n,w,e):re(e)==r.scroller&&Y(e):a==2?(n&&Bi(t.doc,n),setTimeout(function(){return r.input.focus()},20)):a==3&&(u?t.display.input.onContextMenu(e):ko(t))}function Kl(e,t,r,n,a){var w="Click";return n=="double"?w="Double"+w:n=="triple"&&(w="Triple"+w),w=(t==1?"Left":t==2?"Middle":"Right")+w,_i(e,Ss(w,a),a,function(U){if(typeof U=="string"&&(U=xi[U]),!U)return!1;var W=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),W=U(e,r)!=ve}finally{e.state.suppressEdits=!1}return W})}function Hl(e,t,r){var n=e.getOption("configureMouse"),a=n?n(e,t,r):{};if(a.unit==null){var w=c?r.shiftKey&&r.metaKey:r.altKey;a.unit=w?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(a.extend==null||e.doc.extend)&&(a.extend=e.doc.extend||r.shiftKey),a.addNew==null&&(a.addNew=i?r.metaKey:r.ctrlKey),a.moveOnDrag==null&&(a.moveOnDrag=!(i?r.altKey:r.ctrlKey)),a}function Gl(e,t,r,n){N?setTimeout(B(Mo,e),0):e.curOp.focus=L();var a=Hl(e,r,n),w=e.doc.sel,U;e.options.dragDrop&&xe&&!e.isReadOnly()&&r=="single"&&(U=w.contains(t))>-1&&(vt((U=w.ranges[U]).from(),t)<0||t.xRel>0)&&(vt(U.to(),t)>0||t.xRel<0)?zl(e,n,t,a):Vl(e,n,t,a)}function zl(e,t,r,n){var a=e.display,w=!1,U=sr(e,function(X){O&&(a.scroller.draggable=!1),e.state.draggingText=!1,dt(a.wrapper.ownerDocument,"mouseup",U),dt(a.wrapper.ownerDocument,"mousemove",W),dt(a.scroller,"dragstart",z),dt(a.scroller,"drop",U),w||(Y(X),n.addNew||Bi(e.doc,r,null,null,n.extend),O&&!R||N&&M==9?setTimeout(function(){a.wrapper.ownerDocument.body.focus({preventScroll:!0}),a.input.focus()},20):a.input.focus())}),W=function(X){w=w||Math.abs(t.clientX-X.clientX)+Math.abs(t.clientY-X.clientY)>=10},z=function(){return w=!0};O&&(a.scroller.draggable=!0),e.state.draggingText=U,U.copy=!n.moveOnDrag,a.scroller.dragDrop&&a.scroller.dragDrop(),Se(a.wrapper.ownerDocument,"mouseup",U),Se(a.wrapper.ownerDocument,"mousemove",W),Se(a.scroller,"dragstart",z),Se(a.scroller,"drop",U),ko(e),setTimeout(function(){return a.input.focus()},20)}function ks(e,t,r){if(r=="char")return new hn(t,t);if(r=="word")return e.findWordAt(t);if(r=="line")return new hn(Ne(t.line,0),wt(e.doc,Ne(t.line+1,0)));var n=r(e,t);return new hn(n.from,n.to)}function Vl(e,t,r,n){var a=e.display,w=e.doc;Y(t);var U,W,z=w.sel,X=z.ranges;if(n.addNew&&!n.extend?(W=w.sel.contains(r),W>-1?U=X[W]:U=new hn(r,r)):(U=w.sel.primary(),W=w.sel.primIndex),n.unit=="rectangle")n.addNew||(U=new hn(r,r)),r=Ra(e,t,!0,!0),W=-1;else{var oe=ks(e,r,n.unit);n.extend?U=vo(U,oe.anchor,oe.head,n.extend):U=oe}n.addNew?W==-1?(W=X.length,pr(w,Qr(e,X.concat([U]),W),{scroll:!1,origin:"*mouse"})):X.length>1&&X[W].empty()&&n.unit=="char"&&!n.extend?(pr(w,Qr(e,X.slice(0,W).concat(X.slice(W+1)),0),{scroll:!1,origin:"*mouse"}),z=w.sel):go(w,W,U,te):(W=0,pr(w,new Wr([U],0),te),z=w.sel);var ce=r;function be(yt){if(vt(ce,yt)==0)return;if(ce=yt,n.unit=="rectangle"){for(var Dt=[],Gt=e.options.tabSize,Ft=$(Fe(w,r.line).text,r.ch,Gt),tn=$(Fe(w,yt.line).text,yt.ch,Gt),_n=Math.min(Ft,tn),ur=Math.max(Ft,tn),kn=Math.min(r.line,yt.line),Fr=Math.min(e.lastLine(),Math.max(r.line,yt.line));kn<=Fr;kn++){var Lr=Fe(w,kn).text,Yn=se(Lr,_n,Gt);_n==ur?Dt.push(new hn(Ne(kn,Yn),Ne(kn,Yn))):Lr.length>Yn&&Dt.push(new hn(Ne(kn,Yn),Ne(kn,se(Lr,ur,Gt))))}Dt.length||Dt.push(new hn(r,r)),pr(w,Qr(e,z.ranges.slice(0,W).concat(Dt),W),{origin:"*mouse",scroll:!1}),e.scrollIntoView(yt)}else{var Pr=U,cr=ks(e,yt,n.unit),qn=Pr.anchor,Jn;vt(cr.anchor,qn)>0?(Jn=cr.head,qn=Tn(Pr.from(),cr.anchor)):(Jn=cr.anchor,qn=gr(Pr.to(),cr.head));var jn=z.ranges.slice(0);jn[W]=Xl(e,new hn(wt(w,qn),Jn)),pr(w,Qr(e,jn,W),te)}}var ge=a.wrapper.getBoundingClientRect(),Ue=0;function ze(yt){var Dt=++Ue,Gt=Ra(e,yt,!0,n.unit=="rectangle");if(!Gt)return;if(vt(Gt,ce)!=0){e.curOp.focus=L(),be(Gt);var Ft=Mi(a,w);(Gt.line>=Ft.to||Gt.line<Ft.from)&&setTimeout(sr(e,function(){Ue==Dt&&ze(yt)}),150)}else{var tn=yt.clientY<ge.top?-20:yt.clientY>ge.bottom?20:0;tn&&setTimeout(sr(e,function(){if(Ue!=Dt)return;a.scroller.scrollTop+=tn,ze(yt)}),50)}}function nt(yt){e.state.selectingText=!1,Ue=Infinity,yt&&(Y(yt),a.input.focus()),dt(a.wrapper.ownerDocument,"mousemove",gt),dt(a.wrapper.ownerDocument,"mouseup",St),w.history.lastSelOrigin=null}var gt=sr(e,function(yt){yt.buttons===0||!Ee(yt)?nt(yt):ze(yt)}),St=sr(e,nt);e.state.selectingText=St,Se(a.wrapper.ownerDocument,"mousemove",gt),Se(a.wrapper.ownerDocument,"mouseup",St)}function Xl(e,t){var r=t.anchor,n=t.head,a=Fe(e.doc,r.line);if(vt(r,n)==0&&r.sticky==n.sticky)return t;var w=ut(a);if(!w)return t;var U=$e(w,r.ch,r.sticky),W=w[U];if(W.from!=r.ch&&W.to!=r.ch)return t;var z=U+(W.from==r.ch==(W.level!=1)?0:1);if(z==0||z==w.length)return t;var X;if(n.line!=r.line)X=(n.line-r.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var oe=$e(w,n.ch,n.sticky),ce=oe-U||(n.ch-r.ch)*(W.level==1?-1:1);oe==z-1||oe==z?X=ce<0:X=ce>0}var be=w[z+(X?-1:0)],ge=X==(be.level==1),Ue=ge?be.from:be.to,ze=ge?"after":"before";return r.ch==Ue&&r.sticky==ze?t:new hn(new Ne(r.line,Ue,ze),n)}function Is(e,t,r,n){var a,w;if(t.touches)a=t.touches[0].clientX,w=t.touches[0].clientY;else try{a=t.clientX,w=t.clientY}catch(be){return!1}if(a>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;n&&Y(t);var U=e.display,W=U.lineDiv.getBoundingClientRect();if(w>W.bottom||!le(e,r))return q(t);w-=W.top-U.viewOffset;for(var z=0;z<e.display.gutterSpecs.length;++z){var X=U.gutters.childNodes[z];if(X&&X.getBoundingClientRect().right>=a){var oe=un(e.doc,w),ce=e.display.gutterSpecs[z];return Re(e,r,e,oe,ce.className,t),q(t)}}}function To(e,t){return Is(e,t,"gutterClick",!0)}function Us(e,t){if(Yr(e.display,t)||$l(e,t))return;if(He(e,t,"contextmenu"))return;u||e.display.input.onContextMenu(t)}function $l(e,t){return le(e,"gutterContextMenu")?Is(e,t,"gutterContextMenu",!1):!1}function Ns(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),wn(e)}var Qa={toString:function(){return"CodeMirror.Init"}},Fs={},Vi={};function Yl(e){var t=e.optionHandlers;function r(n,a,w,U){e.defaults[n]=a,w&&(t[n]=U?function(W,z,X){X!=Qa&&w(W,z,X)}:w)}e.defineOption=r,e.Init=Qa,r("value","",function(n,a){return n.setValue(a)},!0),r("mode",null,function(n,a){n.doc.modeOption=a,ho(n)},!0),r("indentUnit",2,ho,!0),r("indentWithTabs",!1),r("smartIndent",!0),r("tabSize",4,function(n){fi(n),wn(n),Rr(n)},!0),r("lineSeparator",null,function(n,a){if(n.doc.lineSep=a,!a)return;var w=[],U=n.doc.first;n.doc.iter(function(z){for(var X=0;;){var oe=z.text.indexOf(a,X);if(oe==-1)break;X=oe+a.length,w.push(Ne(U,oe))}U++});for(var W=w.length-1;W>=0;W--)Xa(n.doc,a,w[W],Ne(w[W].line,w[W].ch+a.length))}),r("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(n,a,w){n.state.specialChars=new RegExp(a.source+(a.test("	")?"":"|	"),"g"),w!=Qa&&n.refresh()}),r("specialCharPlaceholder",pn,function(n){return n.refresh()},!0),r("electricChars",!0),r("inputStyle",l?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),r("spellcheck",!1,function(n,a){return n.getInputField().spellcheck=a},!0),r("autocorrect",!1,function(n,a){return n.getInputField().autocorrect=a},!0),r("autocapitalize",!1,function(n,a){return n.getInputField().autocapitalize=a},!0),r("rtlMoveVisually",!_),r("wholeLineUpdateBefore",!0),r("theme","default",function(n){Ns(n),ci(n)},!0),r("keyMap","default",function(n,a,w){var U=Gi(a),W=w!=Qa&&Gi(w);W&&W.detach&&W.detach(n,U),U.attach&&U.attach(n,W||null)}),r("extraKeys",null),r("configureMouse",null),r("lineWrapping",!1,Ql,!0),r("gutters",[],function(n,a){n.display.gutterSpecs=co(a,n.options.lineNumbers),ci(n)},!0),r("fixedGutter",!0,function(n,a){n.display.gutters.style.left=a?ai(n.display)+"px":"0",n.refresh()},!0),r("coverGutterNextToScrollbar",!1,function(n){return Ha(n)},!0),r("scrollbarStyle","native",function(n){jo(n),Ha(n),n.display.scrollbars.setScrollTop(n.doc.scrollTop),n.display.scrollbars.setScrollLeft(n.doc.scrollLeft)},!0),r("lineNumbers",!1,function(n,a){n.display.gutterSpecs=co(n.options.gutters,a),ci(n)},!0),r("firstLineNumber",1,ci,!0),r("lineNumberFormatter",function(n){return 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Or(n,t.mode,null,t.lineSeparator,t.direction):t.mode&&(n.modeOption=t.mode),this.doc=n;var a=new On.inputStyles[t.inputStyle](this),w=this.display=new dl(e,n,a,t);w.wrapper.CodeMirror=this,Ns(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),jo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new ie,keySeq:null,specialChars:null},t.autofocus&&!l&&w.input.focus(),N&&M<11&&setTimeout(function(){return r.display.input.reset(!0)},20),Zl(this),Rl(),Ma(this),this.curOp.forceUpdate=!0,Jo(this,n),t.autofocus&&!l||this.hasFocus()?setTimeout(function(){r.hasFocus()&&!r.state.focused&&ro(r)},20):Wa(this);for(var U in Vi)Vi.hasOwnProperty(U)&&Vi[U](this,t[U],Qa);Ho(this),t.finishInit&&t.finishInit(this);for(var W=0;W<So.length;++W)So[W](this);ka(this),O&&t.lineWrapping&&getComputedStyle(w.lineDiv).textRendering=="optimizelegibility"&&(w.lineDiv.style.textRendering="auto")}On.defaults=Fs,On.optionHandlers=Vi;function Zl(e){var t=e.display;Se(t.scroller,"mousedown",sr(e,Ms)),N&&M<11?Se(t.scroller,"dblclick",sr(e,function(z){if(He(e,z))return;var X=Ra(e,z);if(!X||To(e,z)||Yr(e.display,z))return;Y(z);var oe=e.findWordAt(X);Bi(e.doc,oe.anchor,oe.head)})):Se(t.scroller,"dblclick",function(z){return He(e,z)||Y(z)}),Se(t.scroller,"contextmenu",function(z){return Us(e,z)}),Se(t.input.getField(),"contextmenu",function(z){t.scroller.contains(z.target)||Us(e,z)});var r,n={end:0};function a(){t.activeTouch&&(r=setTimeout(function(){return t.activeTouch=null},1e3),n=t.activeTouch,n.end=+new Date)}function w(z){if(z.touches.length!=1)return!1;var X=z.touches[0];return X.radiusX<=1&&X.radiusY<=1}function U(z,X){if(X.left==null)return!0;var oe=X.left-z.left,ce=X.top-z.top;return oe*oe+ce*ce>20*20}Se(t.scroller,"touchstart",function(z){if(!He(e,z)&&!w(z)&&!To(e,z)){t.input.ensurePolled(),clearTimeout(r);var X=+new Date;t.activeTouch={start:X,moved:!1,prev:X-n.end<=300?n:null},z.touches.length==1&&(t.activeTouch.left=z.touches[0].pageX,t.activeTouch.top=z.touches[0].pageY)}}),Se(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Se(t.scroller,"touchend",function(z){var X=t.activeTouch;if(X&&!Yr(t,z)&&X.left!=null&&!X.moved&&new Date-X.start<300){var oe=e.coordsChar(t.activeTouch,"page"),ce;!X.prev||U(X,X.prev)?ce=new hn(oe,oe):!X.prev.prev||U(X,X.prev.prev)?ce=e.findWordAt(oe):ce=new hn(Ne(oe.line,0),wt(e.doc,Ne(oe.line+1,0))),e.setSelection(ce.anchor,ce.head),e.focus(),Y(z)}a()}),Se(t.scroller,"touchcancel",a),Se(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),La(e,t.scroller.scrollLeft,!0),Re(e,"scroll",e))}),Se(t.scroller,"mousewheel",function(z){return Vo(e,z)}),Se(t.scroller,"DOMMouseScroll",function(z){return Vo(e,z)}),Se(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(z){He(e,z)||ae(z)},over:function(z){He(e,z)||(Dl(e,z),ae(z))},start:function(z){return Al(e,z)},drop:sr(e,wl),leave:function(z){He(e,z)||bs(e)}};var W=t.input.getField();Se(W,"keyup",function(z){return Ls.call(e,z)}),Se(W,"keydown",sr(e,Os)),Se(W,"keypress",sr(e,Ps)),Se(W,"focus",function(z){return ro(e,z)}),Se(W,"blur",function(z){return Wa(e,z)})}var So=[];On.defineInitHook=function(e){return So.push(e)};function Ci(e,t,r,n){var a=e.doc,w;r==null&&(r="add"),r=="smart"&&(a.mode.indent?w=Un(e,t).state:r="prev");var U=e.options.tabSize,W=Fe(a,t),z=$(W.text,null,U);W.stateAfter&&(W.stateAfter=null);var X=W.text.match(/^\s*/)[0],oe;if(!n&&!/\S/.test(W.text))oe=0,r="not";else if(r=="smart"&&(oe=a.mode.indent(w,W.text.slice(X.length),W.text),oe==ve||oe>150)){if(!n)return;r="prev"}r=="prev"?t>a.first?oe=$(Fe(a,t-1).text,null,U):oe=0:r=="add"?oe=z+e.options.indentUnit:r=="subtract"?oe=z-e.options.indentUnit:typeof r=="number"&&(oe=z+r),oe=Math.max(0,oe);var ce="",be=0;if(e.options.indentWithTabs)for(var ge=Math.floor(oe/U);ge;--ge)be+=U,ce+="	";if(be<oe&&(ce+=J(oe-be)),ce!=X)return Xa(a,ce,Ne(t,0),Ne(t,X.length),"+input"),W.stateAfter=null,!0;for(var Ue=0;Ue<a.sel.ranges.length;Ue++){var ze=a.sel.ranges[Ue];if(ze.head.line==t&&ze.head.ch<X.length){var nt=Ne(t,X.length);go(a,Ue,new hn(nt,nt));break}}}var Zr=null;function Xi(e){Zr=e}function Co(e,t,r,n,a){var w=e.doc;e.display.shift=!1,n||(n=w.sel);var U=+new Date-200,W=a=="paste"||e.state.pasteIncoming>U,z=Ze(t),X=null;if(W&&n.ranges.length>1)if(Zr&&Zr.text.join(`
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w.electricInput&&(w.electricInput.test(Fe(e.doc,a.head.line).text.slice(0,a.head.ch))&&(U=Ci(e,a.head.line,"smart")));U&&Zn(e,"electricInput",e,a.head.line)}}function Ws(e){for(var t=[],r=[],n=0;n<e.doc.sel.ranges.length;n++){var a=e.doc.sel.ranges[n].head.line,w={anchor:Ne(a,0),head:Ne(a+1,0)};r.push(w),t.push(e.getRange(w.anchor,w.head))}return{text:t,ranges:r}}function Ks(e,t,r,n){e.setAttribute("autocorrect",r?"":"off"),e.setAttribute("autocapitalize",n?"":"off"),e.setAttribute("spellcheck",!!t)}function Hs(){var e=o("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=o("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return O?e.style.width="1000px":e.setAttribute("wrap","off"),x&&(e.style.border="1px solid black"),Ks(e),t}function ql(e){var t=e.optionHandlers,r=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(n,a){var w=this.options,U=w[n];if(w[n]==a&&n!="mode")return;w[n]=a,t.hasOwnProperty(n)&&sr(this,t[n])(this,a,U),Re(this,"optionChange",this,n)},getOption:function(n){return this.options[n]},getDoc:function(){return this.doc},addKeyMap:function(n,a){this.state.keyMaps[a?"push":"unshift"](Gi(n))},removeKeyMap:function(n){for(var a=this.state.keyMaps,w=0;w<a.length;++w)if(a[w]==n||a[w].name==n)return a.splice(w,1),!0},addOverlay:Sr(function(n,a){var w=n.token?n:e.getMode(this.options,n);if(w.startState)throw new Error("Overlays may not be stateful.");De(this.state.overlays,{mode:w,modeSpec:n,opaque:a&&a.opaque,priority:a&&a.priority||0},function(U){return U.priority}),this.state.modeGen++,Rr(this)}),removeOverlay:Sr(function(n){for(var a=this.state.overlays,w=0;w<a.length;++w){var U=a[w].modeSpec;if(U==n||typeof n=="string"&&U.name==n){a.splice(w,1),this.state.modeGen++,Rr(this);return}}}),indentLine:Sr(function(n,a,w){typeof a!="string"&&typeof 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oe<0?z:oe==0?null:z.slice(0,oe-1)},getModeAt:function(n){var a=this.doc.mode;return a.innerMode?e.innerMode(a,this.getTokenAt(n).state).mode:a},getHelper:function(n,a){return this.getHelpers(n,a)[0]},getHelpers:function(n,a){var w=[];if(!r.hasOwnProperty(a))return w;var U=r[a],W=this.getModeAt(n);if(typeof W[a]=="string")U[W[a]]&&w.push(U[W[a]]);else if(W[a])for(var z=0;z<W[a].length;z++){var X=U[W[a][z]];X&&w.push(X)}else W.helperType&&U[W.helperType]?w.push(U[W.helperType]):U[W.name]&&w.push(U[W.name]);for(var oe=0;oe<U._global.length;oe++){var ce=U._global[oe];ce.pred(W,this)&&ue(w,ce.val)==-1&&w.push(ce.val)}return w},getStateAfter:function(n,a){var w=this.doc;return n=Ht(w,n==null?w.first+w.size-1:n),Un(this,n+1,a).state},cursorCoords:function(n,a){var w,U=this.doc.sel.primary();return n==null?w=U.head:typeof n=="object"?w=wt(this.doc,n):w=n?U.from():U.to(),Xt(this,w,a||"page")},charCoords:function(n,a){return xr(this,wt(this.doc,n),a||"page")},coordsChar:function(n,a){return 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ce=Math.max(z.wrapper.clientHeight,this.doc.height),be=Math.max(z.sizer.clientWidth,z.lineSpace.clientWidth);(U=="above"||n.bottom+a.offsetHeight>ce)&&n.top>a.offsetHeight?X=n.top-a.offsetHeight:n.bottom+a.offsetHeight<=ce&&(X=n.bottom),oe+a.offsetWidth>be&&(oe=be-a.offsetWidth)}a.style.top=X+"px",a.style.left=a.style.right="",W=="right"?(oe=z.sizer.clientWidth-a.offsetWidth,a.style.right="0px"):(W=="left"?oe=0:W=="middle"&&(oe=(z.sizer.clientWidth-a.offsetWidth)/2),a.style.left=oe+"px"),w&&Js(this,{left:oe,top:X,right:oe+a.offsetWidth,bottom:X+a.offsetHeight})},triggerOnKeyDown:Sr(Os),triggerOnKeyPress:Sr(Ps),triggerOnKeyUp:Ls,triggerOnMouseDown:Sr(Ms),execCommand:function(n){if(xi.hasOwnProperty(n))return xi[n].call(null,this)},triggerElectric:Sr(function(n){js(this,n)}),findPosH:function(n,a,w,U){var W=1;a<0&&(W=-1,a=-a);for(var z=wt(this.doc,n),X=0;X<a&&!(z=wo(this.doc,z,W,w,U),z.hitSide);++X);return z},moveH:Sr(function(n,a){var w=this;this.extendSelectionsBy(function(U){return w.display.shift||w.doc.extend||U.empty()?wo(w.doc,U.head,n,a,w.options.rtlMoveVisually):n<0?U.from():U.to()},ee)}),deleteH:Sr(function(n,a){var w=this.doc.sel,U=this.doc;w.somethingSelected()?U.replaceSelection("",null,"+delete"):Ja(this,function(W){var z=wo(U,W.head,n,a,!1);return n<0?{from:z,to:W.head}:{from:W.head,to:z}})}),findPosV:function(n,a,w,U){var W=1,z=U;a<0&&(W=-1,a=-a);for(var X=wt(this.doc,n),oe=0;oe<a;++oe){var ce=Xt(this,X,"div");if(z==null?z=ce.left:ce.left=z,X=Gs(this,ce,W,w),X.hitSide)break}return X},moveV:Sr(function(n,a){var w=this,U=this.doc,W=[],z=!this.display.shift&&!U.extend&&U.sel.somethingSelected();if(U.extendSelectionsBy(function(oe){if(z)return n<0?oe.from():oe.to();var ce=Xt(w,oe.head,"div");oe.goalColumn!=null&&(ce.left=oe.goalColumn),W.push(ce.left);var be=Gs(w,ce,n,a);return a=="page"&&oe==U.sel.primary()&&io(w,xr(w,be,"div").top-ce.top),be},ee),W.length)for(var X=0;X<U.sel.ranges.length;X++)U.sel.ranges[X].goalColumn=W[X]}),findWordAt:function(n){var a=this.doc,w=Fe(a,n.line).text,U=n.ch,W=n.ch;if(w){var z=this.getHelper(n,"wordChars");(n.sticky=="before"||W==w.length)&&U?--U:++W;for(var X=w.charAt(U),oe=Pe(X,z)?function(ce){return Pe(ce,z)}:/\s/.test(X)?function(ce){return/\s/.test(ce)}:function(ce){return!/\s/.test(ce)&&!Pe(ce)};U>0&&oe(w.charAt(U-1));)--U;for(;W<w.length&&oe(w.charAt(W));)++W}return new hn(Ne(n.line,U),Ne(n.line,W))},toggleOverwrite:function(n){if(n!=null&&n==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):d(this.display.cursorDiv,"CodeMirror-overwrite"),Re(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==L()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Sr(function(n,a){oi(this,n,a)}),getScrollInfo:function(){var n=this.display.scroller;return{left:n.scrollLeft,top:n.scrollTop,height:n.scrollHeight-zr(this)-this.display.barHeight,width:n.scrollWidth-zr(this)-this.display.barWidth,clientHeight:Da(this),clientWidth:Jr(this)}},scrollIntoView:Sr(function(n,a){n==null?(n={from:this.doc.sel.primary().head,to:null},a==null&&(a=this.options.cursorScrollMargin)):typeof n=="number"?n={from:Ne(n,0),to:null}:n.from==null&&(n={from:n,to:null}),n.to||(n.to=n.from),n.margin=a||0,n.from.line!=null?Qs(this,n):Uo(this,n.from,n.to,n.margin)}),setSize:Sr(function(n,a){var w=this,U=function(z){return typeof z=="number"||/^\d+$/.test(String(z))?z+"px":z};n!=null&&(this.display.wrapper.style.width=U(n)),a!=null&&(this.display.wrapper.style.height=U(a)),this.options.lineWrapping&&Gn(this);var W=this.display.viewFrom;this.doc.iter(W,this.display.viewTo,function(z){if(z.widgets){for(var X=0;X<z.widgets.length;X++)if(z.widgets[X].noHScroll){pa(w,W,"widget");break}}++W}),this.curOp.forceUpdate=!0,Re(this,"refresh",this)}),operation:function(n){return Nr(this,n)},startOperation:function(){return Ma(this)},endOperation:function(){return ka(this)},refresh:Sr(function(){var n=this.display.cachedTextHeight;Rr(this),this.curOp.forceUpdate=!0,wn(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),lo(this.display),(n==null||Math.abs(n-or(this.display))>.5||this.options.lineWrapping)&&to(this),Re(this,"refresh",this)}),swapDoc:Sr(function(n){var a=this.doc;return a.cm=null,this.state.selectingText&&this.state.selectingText(),Jo(this,n),wn(this),this.display.input.reset(),oi(this,n.scrollLeft,n.scrollTop),this.curOp.forceScroll=!0,Zn(this,"swapDoc",this,a),a}),phrase:function(n){var a=this.options.phrases;return a&&Object.prototype.hasOwnProperty.call(a,n)?a[n]:n},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}},de(e),e.registerHelper=function(n,a,w){r.hasOwnProperty(n)||(r[n]=e[n]={_global:[]}),r[n][a]=w},e.registerGlobalHelper=function(n,a,w,U){e.registerHelper(n,a,U),r[n]._global.push({pred:w,val:U})}}function wo(e,t,r,n,a){var w=t,U=r,W=Fe(e,t.line),z=a&&e.direction=="rtl"?-r:r;function X(){var St=t.line+z;return St<e.first||St>=e.first+e.size?!1:(t=new Ne(St,t.ch,t.sticky),W=Fe(e,St))}function oe(St){var yt;if(n=="codepoint"){var Dt=W.text.charCodeAt(t.ch+(n>0?0:-1));isNaN(Dt)?yt=null:yt=new Ne(t.line,Math.max(0,Math.min(W.text.length,t.ch+r*(Dt>=55296&&Dt<56320?2:1))),-r)}else a?yt=kl(e.cm,W,t,r):yt=Eo(W,t,r);if(yt==null)if(!St&&X())t=bo(a,e.cm,W,t.line,z);else return!1;else t=yt;return!0}if(n=="char"||n=="codepoint")oe();else if(n=="column")oe(!0);else if(n=="word"||n=="group")for(var ce=null,be=n=="group",ge=e.cm&&e.cm.getHelper(t,"wordChars"),Ue=!0;!(r<0&&!oe(!Ue));Ue=!1){var ze=W.text.charAt(t.ch)||`
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`?"n":!be||/\s/.test(ze)?null:"p";if(be&&!Ue&&!nt&&(nt="s"),ce&&ce!=nt){r<0&&(r=1,oe(),t.sticky="after");break}if(nt&&(ce=nt),r>0&&!oe(!Ue))break}var gt=Wi(e,t,w,U,!0);return In(w,gt)&&(gt.hitSide=!0),gt}function Gs(e,t,r,n){var a=e.doc,w=t.left,U;if(n=="page"){var W=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),z=Math.max(W-.5*or(e.display),3);U=(r>0?t.bottom:t.top)+r*z}else n=="line"&&(U=r>0?t.bottom+3:t.top-3);for(var X;!(X=ar(e,w,U),!X.outside);){if(r<0?U<=0:U>=a.height){X.hitSide=!0;break}U+=r*5}return X}var yn=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new ie,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};yn.prototype.init=function(e){var t=this,r=this,n=r.cm,a=r.div=e.lineDiv;Ks(a,n.options.spellcheck,n.options.autocorrect,n.options.autocapitalize);function w(W){for(var z=W.target;z;z=z.parentNode){if(z==a)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(z.className))break}return!1}Se(a,"paste",function(W){if(!w(W)||He(n,W)||Bs(W,n))return;M<=11&&setTimeout(sr(n,function(){return t.updateFromDOM()}),20)}),Se(a,"compositionstart",function(W){t.composing={data:W.data,done:!1}}),Se(a,"compositionupdate",function(W){t.composing||(t.composing={data:W.data,done:!1})}),Se(a,"compositionend",function(W){t.composing&&(W.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Se(a,"touchstart",function(){return r.forceCompositionEnd()}),Se(a,"input",function(){t.composing||t.readFromDOMSoon()});function U(W){if(!w(W)||He(n,W))return;if(n.somethingSelected())Xi({lineWise:!1,text:n.getSelections()}),W.type=="cut"&&n.replaceSelection("",null,"cut");else if(n.options.lineWiseCopyCut){var z=Ws(n);Xi({lineWise:!0,text:z.text}),W.type=="cut"&&n.operation(function(){n.setSelections(z.ranges,0,pe),n.replaceSelection("",null,"cut")})}else return;if(W.clipboardData){W.clipboardData.clearData();var X=Zr.text.join(`
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w=$i(t,e.anchorNode,e.anchorOffset),U=$i(t,e.focusNode,e.focusOffset);if(w&&!w.bad&&U&&!U.bad&&vt(Tn(w,U),n)==0&&vt(gr(w,U),a)==0)return;var W=t.display.view,z=n.line>=t.display.viewFrom&&zs(t,n)||{node:W[0].measure.map[2],offset:0},X=a.line<t.display.viewTo&&zs(t,a);if(!X){var oe=W[W.length-1].measure,ce=oe.maps?oe.maps[oe.maps.length-1]:oe.map;X={node:ce[ce.length-1],offset:ce[ce.length-2]-ce[ce.length-3]}}if(!z||!X){e.removeAllRanges();return}var be=e.rangeCount&&e.getRangeAt(0),ge;try{ge=p(z.node,z.offset,X.offset,X.node)}catch(Ue){}ge&&(!D&&t.state.focused?(e.collapse(z.node,z.offset),ge.collapsed||(e.removeAllRanges(),e.addRange(ge))):(e.removeAllRanges(),e.addRange(ge)),be&&e.anchorNode==null?e.addRange(be):D&&this.startGracePeriod()),this.rememberSelection()},yn.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)},yn.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},yn.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},yn.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return E(this.div,t)},yn.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},yn.prototype.blur=function(){this.div.blur()},yn.prototype.getField=function(){return this.div},yn.prototype.supportsTouch=function(){return!0},yn.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)},yn.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},yn.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(f&&T&&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 r=$i(t,e.anchorNode,e.anchorOffset),n=$i(t,e.focusNode,e.focusOffset);r&&n&&Nr(t,function(){pr(t.doc,ga(r,n),pe),(r.bad||n.bad)&&(t.curOp.selectionChanged=!0)})},yn.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,r=e.doc.sel.primary(),n=r.from(),a=r.to();if(n.ch==0&&n.line>e.firstLine()&&(n=Ne(n.line-1,Fe(e.doc,n.line-1).length)),a.ch==Fe(e.doc,a.line).text.length&&a.line<e.lastLine()&&(a=Ne(a.line+1,0)),n.line<t.viewFrom||a.line>t.viewTo-1)return!1;var w,U,W;n.line==t.viewFrom||(w=Oa(e,n.line))==0?(U=Vt(t.view[0].line),W=t.view[0].node):(U=Vt(t.view[w].line),W=t.view[w-1].node.nextSibling);var z=Oa(e,a.line),X,oe;if(z==t.view.length-1?(X=t.viewTo-1,oe=t.lineDiv.lastChild):(X=Vt(t.view[z+1].line)-1,oe=t.view[z+1].node.previousSibling),!W)return!1;for(var ce=e.doc.splitLines(tu(e,W,oe,U,X)),be=Jt(e.doc,Ne(U,0),Ne(X,Fe(e.doc,X).text.length));ce.length>1&&be.length>1;)if(he(ce)==he(be))ce.pop(),be.pop(),X--;else if(ce[0]==be[0])ce.shift(),be.shift(),U++;else break;for(var ge=0,Ue=0,ze=ce[0],nt=be[0],gt=Math.min(ze.length,nt.length);ge<gt&&ze.charCodeAt(ge)==nt.charCodeAt(ge);)++ge;for(var St=he(ce),yt=he(be),Dt=Math.min(St.length-(ce.length==1?ge:0),yt.length-(be.length==1?ge:0));Ue<Dt&&St.charCodeAt(St.length-Ue-1)==yt.charCodeAt(yt.length-Ue-1);)++Ue;if(ce.length==1&&be.length==1&&U==n.line)for(;ge&&ge>n.ch&&St.charCodeAt(St.length-Ue-1)==yt.charCodeAt(yt.length-Ue-1);)ge--,Ue++;ce[ce.length-1]=St.slice(0,St.length-Ue).replace(/^\u200b+/,""),ce[0]=ce[0].slice(ge).replace(/\u200b+$/,"");var Gt=Ne(U,ge),Ft=Ne(X,be.length?he(be).length-Ue:0);if(ce.length>1||ce[0]||vt(Gt,Ft))return Xa(e.doc,ce,Gt,Ft,"+input"),!0},yn.prototype.ensurePolled=function(){this.forceCompositionEnd()},yn.prototype.reset=function(){this.forceCompositionEnd()},yn.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},yn.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},yn.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&Nr(this.cm,function(){return Rr(e.cm)})},yn.prototype.setUneditable=function(e){e.contentEditable="false"},yn.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||sr(this.cm,Co)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},yn.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},yn.prototype.onContextMenu=function(){},yn.prototype.resetPosition=function(){},yn.prototype.needsContentAttribute=!0;function zs(e,t){var r=ot(e,t.line);if(!r||r.hidden)return null;var n=Fe(e.doc,t.line),a=Ye(r,n,t.line),w=ut(n,e.doc.direction),U="left";if(w){var W=$e(w,t.ch);U=W%2?"right":"left"}var z=Qt(a.map,t.ch,U);return z.offset=z.collapse=="right"?z.end:z.start,z}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Za(e,t){return t&&(e.bad=!0),e}function tu(e,t,r,n,a){var w="",U=!1,W=e.doc.lineSeparator(),z=!1;function X(ge){return 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null;if(n.parentNode&&n.parentNode==e.display.lineDiv)break}for(var a=0;a<e.display.view.length;a++){var w=e.display.view[a];if(w.node==n)return nu(w,t,r)}}function nu(e,t,r){var n=e.text.firstChild,a=!1;if(!t||!E(n,t))return Za(Ne(Vt(e.line),0),!0);if(t==n&&(a=!0,t=n.childNodes[r],r=0,!t)){var w=e.rest?he(e.rest):e.line;return Za(Ne(Vt(w),w.text.length),a)}var U=t.nodeType==3?t:null,W=t;for(!U&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(U=t.firstChild,r&&(r=U.nodeValue.length));W.parentNode!=n;)W=W.parentNode;var z=e.measure,X=z.maps;function oe(nt,gt,St){for(var yt=-1;yt<(X?X.length:0);yt++)for(var Dt=yt<0?z.map:X[yt],Gt=0;Gt<Dt.length;Gt+=3){var Ft=Dt[Gt+2];if(Ft==nt||Ft==gt){var tn=Vt(yt<0?e.line:e.rest[yt]),_n=Dt[Gt]+St;return(St<0||Ft!=nt)&&(_n=Dt[Gt+(St?1:0)]),Ne(tn,_n)}}}var ce=oe(U,W,r);if(ce)return Za(ce,a);for(var be=W.nextSibling,ge=U?U.nodeValue.length-r:0;be;be=be.nextSibling){if(ce=oe(be,be.firstChild,0),ce)return Za(Ne(ce.line,ce.ch-ge),a);ge+=be.textContent.length}for(var Ue=W.previousSibling,ze=r;Ue;Ue=Ue.previousSibling){if(ce=oe(Ue,Ue.firstChild,-1),ce)return Za(Ne(ce.line,ce.ch+ze),a);ze+=Ue.textContent.length}}var zn=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new ie,this.hasSelection=!1,this.composing=null};zn.prototype.init=function(e){var t=this,r=this,n=this.cm;this.createField(e);var a=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),x&&(a.style.width="0px"),Se(a,"input",function(){N&&M>=9&&t.hasSelection&&(t.hasSelection=null),r.poll()}),Se(a,"paste",function(U){if(He(n,U)||Bs(U,n))return;n.state.pasteIncoming=+new Date,r.fastPoll()});function w(U){if(He(n,U))return;if(n.somethingSelected())Xi({lineWise:!1,text:n.getSelections()});else if(n.options.lineWiseCopyCut){var W=Ws(n);Xi({lineWise:!0,text:W.text}),U.type=="cut"?n.setSelections(W.ranges,null,pe):(r.prevInput="",a.value=W.text.join(`
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      z-index: 1000; background: `+(N?"rgba(255, 255, 255, .05)":"transparent")+`;
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y(){return{cueHandler:f.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function d(s,o){if((o.liveSyncDurationCount||o.liveMaxLatencyDurationCount)&&(o.liveSyncDuration||o.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(o.liveMaxLatencyDurationCount!==void 0&&(o.liveSyncDurationCount===void 0||o.liveMaxLatencyDurationCount<=o.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(o.liveMaxLatencyDuration!==void 0&&(o.liveSyncDuration===void 0||o.liveMaxLatencyDuration<=o.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return c({},s,o)}function h(s){var o=s.loader;if(o!==x.default&&o!==b.default)i.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),s.progressive=!1;else{var g=Object(x.fetchSupported)();g&&(s.loader=x.default,s.progressive=!0,s.enableSoftwareAES=!0,i.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),k=D("./src/utils/ewma-bandwidth-estimator.ts"),P=D("./src/events.ts"),N=D("./src/utils/buffer-helper.ts"),M=D("./src/errors.ts"),O=D("./src/types/loader.ts"),A=D("./src/utils/logger.ts");function T(S,b){for(var x=0;x<b.length;x++){var f=b[x];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(S,f.key,f)}}function C(S,b,x){return b&&T(S.prototype,b),x&&T(S,x),S}var R=function(){function S(x){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=x;var f=x.config;this.bwEstimator=new k.default(f.abrEwmaSlowVoD,f.abrEwmaFastVoD,f.abrEwmaDefaultEstimate),this.registerListeners()}var b=S.prototype;return b.registerListeners=function(){var f=this.hls;f.on(P.Events.FRAG_LOADING,this.onFragLoading,this),f.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),f.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),f.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(P.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var f=this.hls;f.off(P.Events.FRAG_LOADING,this.onFragLoading,this),f.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),f.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),f.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(P.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},b.onFragLoading=function(f,l){var i=l.frag;if(i.type===O.PlaylistLevelType.MAIN&&!this.timer){var c;this.fragCurrent=i,this.partCurrent=(c=l.part)!=null?c:null,this.timer=self.setInterval(this.onCheck,100)}},b.onLevelLoaded=function(f,l){var i=this.hls.config;l.details.live?this.bwEstimator.update(i.abrEwmaSlowLive,i.abrEwmaFastLive):this.bwEstimator.update(i.abrEwmaSlowVoD,i.abrEwmaFastVoD)},b._abandonRulesCheck=function(){var f=this.fragCurrent,l=this.partCurrent,i=this.hls,c=i.autoLevelEnabled,_=i.config,v=i.media;if(!f||!v)return;var m=l?l.stats:f.stats,u=l?l.duration:f.duration;if(m.aborted){A.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!c||v.paused||!v.playbackRate||!v.readyState)return;var y=performance.now()-m.loading.start,d=Math.abs(v.playbackRate);if(y<=500*u/d)return;var h=i.levels,s=i.minAutoLevel,o=h[f.level],g=m.total||Math.max(m.loaded,Math.round(u*o.maxBitrate/8)),p=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/y),E=(g-m.loaded)/p,L=v.currentTime,F=(N.BufferHelper.bufferInfo(v,L,_.maxBufferHole).end-L)/d;if(F>=2*u/d||E<=F)return;var j=Number.POSITIVE_INFINITY,V;for(V=f.level-1;V>s;V--){var B=h[V].maxBitrate;if(j=u*B/(8*.8*p),j<F)break}if(j>=E)return;var I=this.bwEstimator.getEstimate();A.logger.warn("Fragment "+f.sn+(l?" part "+l.index:"")+" of level "+f.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+V+`
      Current BW estimate: `+(Object(K.isFiniteNumber)(I)?(I/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+E.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),i.nextLoadLevel=V,this.bwEstimator.sample(y,m.loaded),this.clearTimer(),f.loader&&(this.fragCurrent=this.partCurrent=null,f.loader.abort()),i.trigger(P.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:f,part:l,stats:m})},b.onFragLoaded=function(f,l){var i=l.frag,c=l.part;if(i.type===O.PlaylistLevelType.MAIN&&Object(K.isFiniteNumber)(i.sn)){var _=c?c.stats:i.stats,v=c?c.duration:i.duration;if(this.clearTimer(),this.lastLoadedFragLevel=i.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[i.level],u=(m.loaded?m.loaded.bytes:0)+_.loaded,y=(m.loaded?m.loaded.duration:0)+v;m.loaded={bytes:u,duration:y},m.realBitrate=Math.round(8*u/y)}if(i.bitrateTest){var d={stats:_,frag:i,part:c,id:i.type};this.onFragBuffered(P.Events.FRAG_BUFFERED,d),i.bitrateTest=!1}}},b.onFragBuffered=function(f,l){var i=l.frag,c=l.part,_=c?c.stats:i.stats;if(_.aborted)return;if(i.type!==O.PlaylistLevelType.MAIN||i.sn==="initSegment")return;var v=_.parsing.end-_.loading.start;this.bwEstimator.sample(v,_.loaded),_.bwEstimate=this.bwEstimator.getEstimate(),i.bitrateTest?this.bitrateTestDelay=v/1e3:this.bitrateTestDelay=0},b.onError=function(f,l){switch(l.details){case M.ErrorDetails.FRAG_LOAD_ERROR:case M.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},b.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},b.getNextABRAutoLevel=function(){var f=this.fragCurrent,l=this.partCurrent,i=this.hls,c=i.maxAutoLevel,_=i.config,v=i.minAutoLevel,m=i.media,u=l?l.duration:f?f.duration:0,y=m?m.currentTime:0,d=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():_.abrEwmaDefaultEstimate,s=(N.BufferHelper.bufferInfo(m,y,_.maxBufferHole).end-y)/d,o=this.findBestLevel(h,v,c,s,_.abrBandWidthFactor,_.abrBandWidthUpFactor);if(o>=0)return o;A.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=u?Math.min(u,_.maxStarvationDelay):_.maxStarvationDelay,p=_.abrBandWidthFactor,E=_.abrBandWidthUpFactor;if(!s){var L=this.bitrateTestDelay;if(L){var F=u?Math.min(u,_.maxLoadingDelay):_.maxLoadingDelay;g=F-L,A.logger.trace("bitrate test took "+Math.round(1e3*L)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),p=E=1}}return o=this.findBestLevel(h,v,c,s+g,p,E),Math.max(o,0)},b.findBestLevel=function(f,l,i,c,_,v){for(var m,u=this.fragCurrent,y=this.partCurrent,d=this.lastLoadedFragLevel,h=this.hls.levels,s=h[d],o=!!(s!=null&&(m=s.details)!==null&&m!==void 0&&m.live),g=s==null?void 0:s.codecSet,p=y?y.duration:u?u.duration:0,E=i;E>=l;E--){var L=h[E];if(!L||g&&L.codecSet!==g)continue;var F=L.details,j=(y?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||p,V=void 0;E<=d?V=_*f:V=v*f;var B=h[E].maxBitrate,I=B*j/V;if(A.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+E+"/"+Math.round(V)+"/"+B+"/"+j+"/"+c+"/"+I),V>B&&(!I||o&&!this.bitrateTestDelay||I<c))return E}return-1},C(S,[{key:"nextAutoLevel",get:function(){var f=this._nextAutoLevel,l=this.bwEstimator;if(f!==-1&&(!l||!l.canEstimate()))return f;var i=this.getNextABRAutoLevel();return f!==-1&&(i=Math.min(f,i)),i},set:function(f){this._nextAutoLevel=f}}]),S}();G.default=R},"./src/controller/audio-stream-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),k=D("./src/controller/base-stream-controller.ts"),P=D("./src/events.ts"),N=D("./src/utils/buffer-helper.ts"),M=D("./src/controller/fragment-tracker.ts"),O=D("./src/types/level.ts"),A=D("./src/types/loader.ts"),T=D("./src/loader/fragment.ts"),C=D("./src/demux/chunk-cache.ts"),R=D("./src/demux/transmuxer-interface.ts"),S=D("./src/types/transmuxer.ts"),b=D("./src/controller/fragment-finders.ts"),x=D("./src/utils/discontinuities.ts"),f=D("./src/errors.ts"),l=D("./src/utils/logger.ts");function i(){return i=Object.assign||function(u){for(var y=1;y<arguments.length;y++){var d=arguments[y];for(var h in d)Object.prototype.hasOwnProperty.call(d,h)&&(u[h]=d[h])}return u},i.apply(this,arguments)}function c(u,y){u.prototype=Object.create(y.prototype),u.prototype.constructor=u,_(u,y)}function _(u,y){return _=Object.setPrototypeOf||function(h,s){return h.__proto__=s,h},_(u,y)}var v=100,m=function(u){c(y,u);function y(h,s){var o;return o=u.call(this,h,s,"[audio-stream-controller]")||this,o.videoBuffer=null,o.videoTrackCC=-1,o.waitingVideoCC=-1,o.audioSwitch=!1,o.trackId=-1,o.waitingData=null,o.mainDetails=null,o.bufferFlushed=!1,o._registerListeners(),o}var d=y.prototype;return d.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},d._registerListeners=function(){var s=this.hls;s.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(P.Events.ERROR,this.onError,this),s.on(P.Events.BUFFER_RESET,this.onBufferReset,this),s.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},d._unregisterListeners=function(){var s=this.hls;s.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(P.Events.ERROR,this.onError,this),s.off(P.Events.BUFFER_RESET,this.onBufferReset,this),s.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},d.onInitPtsFound=function(s,o){var g=o.frag,p=o.id,E=o.initPTS;if(p==="main"){var L=g.cc;this.initPTS[g.cc]=E,this.log("InitPTS for cc: "+L+" found from main: "+E),this.videoTrackCC=L,this.state===k.State.WAITING_INIT_PTS&&this.tick()}},d.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=k.State.STOPPED;return}var o=this.lastCurrentTime;this.stopLoad(),this.setInterval(v),this.fragLoadError=0,o>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+o.toFixed(3)),this.state=k.State.IDLE):(this.loadedmetadata=!1,this.state=k.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=s,this.tick()},d.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_TRACK:{var s,o=this.levels,g=this.trackId,p=o==null||((s=o[g])===null||s===void 0)?void 0:s.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=k.State.WAITING_INIT_PTS}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var E,L=performance.now(),F=this.retryDate;(!F||L>=F||(E=this.media)!==null&&E!==void 0&&E.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=k.State.IDLE);break}case k.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var V=j.frag,B=j.part,I=j.cache,$=j.complete;if(this.initPTS[V.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.FRAG_LOADING;var ie=I.flush(),ue={frag:V,part:B,payload:ie,networkDetails:null};this._handleFragmentLoadProgress(ue),$&&u.prototype._handleFragmentLoadComplete.call(this,ue)}else if(this.videoTrackCC!==this.waitingVideoCC)l.logger.log("Waiting fragment cc ("+V.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var fe=this.getLoadPosition(),ve=N.BufferHelper.bufferInfo(this.mediaBuffer,fe,this.config.maxBufferHole),pe=Object(b.fragmentWithinToleranceTest)(ve.end,this.config.maxFragLookUpTolerance,V);pe<0&&(l.logger.log("Waiting fragment cc ("+V.cc+") @ "+V.start+" cancelled because another fragment at "+ve.end+" is needed"),this.clearWaitingFragment())}}else this.state=k.State.IDLE}}this.onTickEnd()},d.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.IDLE)},d.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var o=this.mediaBuffer?this.mediaBuffer:s,g=o.buffered;!this.loadedmetadata&&g.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},d.doTickIdle=function(){var s,o,g=this.hls,p=this.levels,E=this.media,L=this.trackId,F=g.config;if(!p||!p[L])return;if(!E&&(this.startFragRequested||!F.startFragPrefetch))return;var j=p[L],V=j.details;if(!V||V.live&&this.levelLastLoaded!==L||this.waitForCdnTuneIn(V)){this.state=k.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,T.ElementaryStreamTypes.AUDIO,A.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,A.PlaylistLevelType.AUDIO);if(B===null)return;var I=B.len,$=this.getMaxBufferLength(),ie=this.audioSwitch;if(I>=$&&!ie)return;if(!ie&&this._streamEnded(B,V)){g.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=k.State.ENDED;return}var ue=V.fragments,fe=ue[0].start,ve=B.end;if(ie){var pe=this.getLoadPosition();ve=pe,V.PTSKnown&&pe<fe&&((B.end>fe||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),E.currentTime=fe+.05))}var te=this.getNextFragment(ve,V);if(!te){this.bufferFlushed=!0;return}((s=te.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((o=te.decryptdata)!==null&&o!==void 0&&o.key)?this.loadKey(te,V):this.loadFragment(te,V,ve)},d.getMaxBufferLength=function(){var s=u.prototype.getMaxBufferLength.call(this),o=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,A.PlaylistLevelType.MAIN);return o===null?s:Math.max(s,o.len)},d.onMediaDetaching=function(){this.videoBuffer=null,u.prototype.onMediaDetaching.call(this)},d.onAudioTracksUpdated=function(s,o){var g=o.audioTracks;this.resetTransmuxer(),this.levels=g.map(function(p){return new O.Level(p)})},d.onAudioTrackSwitching=function(s,o){var g=!!o.url;this.trackId=o.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),g?this.setInterval(v):this.resetTransmuxer(),g?(this.audioSwitch=!0,this.state=k.State.IDLE):this.state=k.State.STOPPED,this.tick()},d.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},d.onLevelLoaded=function(s,o){this.mainDetails=o.details},d.onAudioTrackLoaded=function(s,o){var g,p=this.levels,E=o.details,L=o.id;if(!p){this.warn("Audio tracks were reset while loading level "+L);return}this.log("Track "+L+" loaded ["+E.startSN+","+E.endSN+"],duration:"+E.totalduration);var F=p[L],j=0;if(E.live||(g=F.details)!==null&&g!==void 0&&g.live){var V=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!V)return;!F.details&&E.hasProgramDateTime&&V.hasProgramDateTime?(Object(x.alignMediaPlaylistByPDT)(E,V),j=E.fragments[0].start):j=this.alignPlaylists(E,F.details)}F.details=E,this.levelLastLoaded=L,!this.startFragRequested&&(this.mainDetails||!E.live)&&this.setStartPosition(F.details,j),this.state===k.State.WAITING_TRACK&&!this.waitForCdnTuneIn(E)&&(this.state=k.State.IDLE),this.tick()},d._handleFragmentLoadProgress=function(s){var o,g=s.frag,p=s.part,E=s.payload,L=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+g.sn+" of level "+g.level+" will not be buffered");return}var V=j[F];console.assert(V,"Audio track is defined on fragment load progress");var B=V.details;console.assert(B,"Audio track details are defined on fragment load progress");var I=L.defaultAudioCodec||V.audioCodec||"mp4a.40.2",$=this.transmuxer;$||($=this.transmuxer=new R.default(this.hls,A.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var ie=this.initPTS[g.cc],ue=(o=g.initSegment)===null||o===void 0?void 0:o.data;if(ie!==void 0){var fe=!1,ve=p?p.index:-1,pe=ve!==-1,te=new S.ChunkMetadata(g.level,g.sn,g.stats.chunkCount,E.byteLength,ve,pe);$.push(E,ue,I,"",g,p,B.totalduration,fe,te,ie)}else{l.logger.log("Unknown video PTS for cc "+g.cc+", waiting for video PTS before demuxing audio frag "+g.sn+" of ["+B.startSN+" ,"+B.endSN+"],track "+F);var ee=this.waitingData=this.waitingData||{frag:g,part:p,cache:new C.default,complete:!1},se=ee.cache;se.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=k.State.WAITING_INIT_PTS}},d._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}u.prototype._handleFragmentLoadComplete.call(this,s)},d.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},d.onBufferCreated=function(s,o){var g=o.tracks.audio;g&&(this.mediaBuffer=g.buffer),o.tracks.video&&(this.videoBuffer=o.tracks.video.buffer)},d.onFragBuffered=function(s,o){var g=o.frag,p=o.part;if(g.type!==A.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(g)){this.warn("Fragment "+g.sn+(p?" p: "+p.index:"")+" of level "+g.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}g.sn!=="initSegment"&&(this.fragPrevious=g,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(g,p)},d.onError=function(s,o){switch(o.details){case f.ErrorDetails.FRAG_LOAD_ERROR:case f.ErrorDetails.FRAG_LOAD_TIMEOUT:case f.ErrorDetails.KEY_LOAD_ERROR:case f.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(A.PlaylistLevelType.AUDIO,o);break;case f.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case f.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==k.State.ERROR&&this.state!==k.State.STOPPED&&(this.state=o.fatal?k.State.ERROR:k.State.IDLE,this.warn(o.details+" while loading frag, switching to "+this.state+" state"));break;case f.ErrorDetails.BUFFER_FULL_ERROR:if(o.parent==="audio"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var g=!0,p=this.getFwdBufferInfo(this.mediaBuffer,A.PlaylistLevelType.AUDIO);p&&p.len>.5&&(g=!this.reduceMaxBufferLength(p.len)),g&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,u.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},d.onBufferFlushed=function(s,o){var g=o.type;g===T.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},d._handleTransmuxComplete=function(s){var o,g="audio",p=this.hls,E=s.remuxResult,L=s.chunkMeta,F=this.getCurrentContext(L);if(!F){this.warn("The loading context changed while buffering fragment "+L.sn+" of level "+L.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(L.level);return}var j=F.frag,V=F.part,B=E.audio,I=E.text,$=E.id3,ie=E.initSegment;if(this.fragContextChanged(j))return;if(this.state=k.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),ie!=null&&ie.tracks&&(this._bufferInitSegment(ie.tracks,j,L),p.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:g,tracks:ie.tracks})),B){var ue=B.startPTS,fe=B.endPTS,ve=B.startDTS,pe=B.endDTS;V&&(V.elementaryStreams[T.ElementaryStreamTypes.AUDIO]={startPTS:ue,endPTS:fe,startDTS:ve,endDTS:pe}),j.setElementaryStreamInfo(T.ElementaryStreamTypes.AUDIO,ue,fe,ve,pe),this.bufferFragmentData(B,j,V,L)}if($!=null&&(o=$.samples)!==null&&o!==void 0&&o.length){var te=i({frag:j,id:g},$);p.trigger(P.Events.FRAG_PARSING_METADATA,te)}if(I){var ee=i({frag:j,id:g},I);p.trigger(P.Events.FRAG_PARSING_USERDATA,ee)}},d._bufferInitSegment=function(s,o,g){if(this.state!==k.State.PARSING)return;s.video&&delete s.video;var p=s.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,s);var E=p.initSegment;if(E!=null&&E.byteLength){var L={type:"audio",frag:o,part:null,chunkMeta:g,parent:o.type,data:E};this.hls.trigger(P.Events.BUFFER_APPENDING,L)}this.tick()},d.loadFragment=function(s,o,g){var p=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||p===M.FragmentState.NOT_LOADED||p===M.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):o.live&&!Object(K.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=k.State.WAITING_INIT_PTS):(this.startFragRequested=!0,u.prototype.loadFragment.call(this,s,o,g)))},d.completeAudioSwitch=function(){var s=this.hls,o=this.media,g=this.trackId;o&&(this.log("Switching audio track : flushing all audio"),u.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:g})},y}(k.default);G.default=m},"./src/controller/audio-track-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),k=D("./src/errors.ts"),P=D("./src/controller/base-playlist-controller.ts"),N=D("./src/types/loader.ts");function M(R,S){for(var b=0;b<S.length;b++){var x=S[b];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(R,x.key,x)}}function O(R,S,b){return S&&M(R.prototype,S),b&&M(R,b),R}function A(R,S){R.prototype=Object.create(S.prototype),R.prototype.constructor=R,T(R,S)}function T(R,S){return T=Object.setPrototypeOf||function(x,f){return x.__proto__=f,x},T(R,S)}var C=function(R){A(S,R);function S(x){var f;return f=R.call(this,x,"[audio-track-controller]")||this,f.tracks=[],f.groupId=null,f.tracksInGroup=[],f.trackId=-1,f.trackName="",f.selectDefaultTrack=!0,f.registerListeners(),f}var b=S.prototype;return b.registerListeners=function(){var f=this.hls;f.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),f.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),f.on(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),f.on(K.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var f=this.hls;f.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),f.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),f.off(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),f.off(K.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,R.prototype.destroy.call(this)},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},b.onManifestParsed=function(f,l){this.tracks=l.audioTracks||[]},b.onAudioTrackLoaded=function(f,l){var i=l.id,c=l.details,_=this.tracksInGroup[i];if(!_){this.warn("Invalid audio track id "+i);return}var v=_.details;_.details=l.details,this.log("audioTrack "+i+" loaded ["+c.startSN+"-"+c.endSN+"]"),i===this.trackId&&(this.retryCount=0,this.playlistLoaded(i,l,v))},b.onLevelLoading=function(f,l){this.switchLevel(l.level)},b.onLevelSwitching=function(f,l){this.switchLevel(l.level)},b.switchLevel=function(f){var l=this.hls.levels[f];if(!(l!=null&&l.audioGroupIds))return;var i=l.audioGroupIds[l.urlId];if(this.groupId!==i){this.groupId=i;var c=this.tracks.filter(function(v){return!i||v.groupId===i});this.selectDefaultTrack&&!c.some(function(v){return v.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=c;var _={audioTracks:c};this.log("Updating audio tracks, "+c.length+' track(s) found in "'+i+'" group-id'),this.hls.trigger(K.Events.AUDIO_TRACKS_UPDATED,_),this.selectInitialTrack()}},b.onError=function(f,l){if(R.prototype.onError.call(this,f,l),l.fatal||!l.context)return;l.context.type===N.PlaylistContextType.AUDIO_TRACK&&l.context.id===this.trackId&&l.context.groupId===this.groupId&&this.retryLoadingOrFail(l)},b.setAudioTrack=function(f){var l=this.tracksInGroup;if(f<0||f>=l.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var i=l[this.trackId];this.log("Now switching to audio-track index "+f);var c=l[f],_=c.id,v=c.groupId,m=v===void 0?"":v,u=c.name,y=c.type,d=c.url;if(this.trackId=f,this.trackName=u,this.selectDefaultTrack=!1,this.hls.trigger(K.Events.AUDIO_TRACK_SWITCHING,{id:_,groupId:m,name:u,type:y,url:d}),c.details&&!c.details.live)return;var h=this.switchParams(c.url,i==null?void 0:i.details);this.loadPlaylist(h)},b.selectInitialTrack=function(){var f=this.tracksInGroup;console.assert(f.length,"Initial audio track should be selected when tracks are known");var l=this.trackName,i=this.findTrackId(l)||this.findTrackId();i!==-1?this.setAudioTrack(i):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},b.findTrackId=function(f){for(var l=this.tracksInGroup,i=0;i<l.length;i++){var c=l[i];if((!this.selectDefaultTrack||c.default)&&(!f||f===c.name))return c.id}return-1},b.loadPlaylist=function(f){var l=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(l)){var i=l.id,c=l.groupId,_=l.url;if(f)try{_=f.addDirectives(_)}catch(v){this.warn("Could not construct new URL with HLS Delivery Directives: "+v)}this.log("loading audio-track playlist for id: "+i),this.clearTimer(),this.hls.trigger(K.Events.AUDIO_TRACK_LOADING,{url:_,id:i,groupId:c,deliveryDirectives:f||null})}},O(S,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(f){this.selectDefaultTrack=!1,this.setAudioTrack(f)}}]),S}(P.default);G.default=C},"./src/controller/base-playlist-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return O});var K=D("./src/polyfills/number.ts"),k=D("./src/types/level.ts"),P=D("./src/controller/level-helper.ts"),N=D("./src/utils/logger.ts"),M=D("./src/errors.ts"),O=function(){function A(C,R){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,R+":"),this.warn=N.logger.warn.bind(N.logger,R+":"),this.hls=C}var T=A.prototype;return T.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},T.onError=function(R,S){S.fatal&&S.type===M.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},T.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},T.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},T.stopLoad=function(){this.canLoad=!1,this.clearTimer()},T.switchParams=function(R,S){var b=S==null?void 0:S.renditionReports;if(b)for(var x=0;x<b.length;x++){var f=b[x],l=""+f.URI;if(l===R.substr(-l.length)){var i=parseInt(f["LAST-MSN"]),c=parseInt(f["LAST-PART"]);if(S&&this.hls.config.lowLatencyMode){var _=Math.min(S.age-S.partTarget,S.targetduration);c!==void 0&&_>S.partTarget&&(c+=1)}if(Object(K.isFiniteNumber)(i))return new k.HlsUrlParameters(i,Object(K.isFiniteNumber)(c)?c:void 0,k.HlsSkip.No)}}},T.loadPlaylist=function(R){},T.shouldLoadTrack=function(R){return this.canLoad&&R&&!!R.url&&(!R.details||R.details.live)},T.playlistLoaded=function(R,S,b){var x=this,f=S.details,l=S.stats,i=l.loading.end?Math.max(0,self.performance.now()-l.loading.end):0;if(f.advancedDateTime=Date.now()-i,f.live||b!=null&&b.live){if(f.reloaded(b),b&&this.log("live playlist "+R+" "+(f.advanced?"REFRESHED "+f.lastPartSn+"-"+f.lastPartIndex:"MISSED")),b&&f.fragments.length>0&&Object(P.mergeDetails)(b,f),!this.canLoad||!f.live)return;var c,_=void 0,v=void 0;if(f.canBlockReload&&f.endSN&&f.advanced){var m=this.hls.config.lowLatencyMode,u=f.lastPartSn,y=f.endSN,d=f.lastPartIndex,h=d!==-1,s=u===y,o=m?0:d;h?(_=s?y+1:u,v=s?o:d+1):_=y+1;var g=f.age,p=g+f.ageHeader,E=Math.min(p-f.partTarget,f.targetduration*1.5);if(E>0){if(b&&E>b.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+b.tuneInGoal+" to: "+E+" with playlist age: "+f.age),E=0;else{var L=Math.floor(E/f.targetduration);if(_+=L,v!==void 0){var F=Math.round(E%f.targetduration/f.partTarget);v+=F}this.log("CDN Tune-in age: "+f.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+E+" skip sn "+L+" to part "+v)}f.tuneInGoal=E}if(c=this.getDeliveryDirectives(f,S.deliveryDirectives,_,v),m||!s){this.loadPlaylist(c);return}}else c=this.getDeliveryDirectives(f,S.deliveryDirectives,_,v);var j=Object(P.computeReloadInterval)(f,l);_!==void 0&&f.canBlockReload&&(j-=f.partTarget||1),this.log("reload live playlist "+R+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return x.loadPlaylist(c)},j)}else this.clearTimer()},T.getDeliveryDirectives=function(R,S,b,x){var f=Object(k.getSkipValue)(R,b);return S!=null&&S.skip&&R.deltaUpdateFailed&&(b=S.msn,x=S.part,f=k.HlsSkip.No),new k.HlsUrlParameters(b,x,f)},T.retryLoadingOrFail=function(R){var S=this,b=this.hls.config,x=this.retryCount<b.levelLoadingMaxRetry;if(x){var f;if(this.retryCount++,R.details.indexOf("LoadTimeOut")>-1&&(f=R.context)!==null&&f!==void 0&&f.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+R.details+'"'),this.loadPlaylist();else{var l=Math.min(Math.pow(2,this.retryCount)*b.levelLoadingRetryDelay,b.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return S.loadPlaylist()},l),this.warn("retry playlist loading #"+this.retryCount+" in "+l+' ms after "'+R.details+'"')}}else this.warn('cannot recover from error "'+R.details+'"'),this.clearTimer(),R.fatal=!0;return x},A}()},"./src/controller/base-stream-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"State",function(){return y}),D.d(G,"default",function(){return d});var K=D("./src/polyfills/number.ts"),k=D("./src/task-loop.ts"),P=D("./src/controller/fragment-tracker.ts"),N=D("./src/utils/buffer-helper.ts"),M=D("./src/utils/logger.ts"),O=D("./src/events.ts"),A=D("./src/errors.ts"),T=D("./src/types/transmuxer.ts"),C=D("./src/utils/mp4-tools.ts"),R=D("./src/utils/discontinuities.ts"),S=D("./src/controller/fragment-finders.ts"),b=D("./src/controller/level-helper.ts"),x=D("./src/loader/fragment-loader.ts"),f=D("./src/crypt/decrypter.ts"),l=D("./src/utils/time-ranges.ts"),i=D("./src/types/loader.ts");function c(h,s){for(var o=0;o<s.length;o++){var g=s[o];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(h,g.key,g)}}function _(h,s,o){return s&&c(h.prototype,s),o&&c(h,o),h}function v(h){if(h===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return h}function m(h,s){h.prototype=Object.create(s.prototype),h.prototype.constructor=h,u(h,s)}function u(h,s){return u=Object.setPrototypeOf||function(g,p){return g.__proto__=p,g},u(h,s)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},d=function(h){m(s,h);function s(g,p,E){var L;return L=h.call(this)||this,L.hls=void 0,L.fragPrevious=null,L.fragCurrent=null,L.fragmentTracker=void 0,L.transmuxer=null,L._state=y.STOPPED,L.media=void 0,L.mediaBuffer=void 0,L.config=void 0,L.bitrateTest=!1,L.lastCurrentTime=0,L.nextLoadPosition=0,L.startPosition=0,L.loadedmetadata=!1,L.fragLoadError=0,L.retryDate=0,L.levels=null,L.fragmentLoader=void 0,L.levelLastLoaded=null,L.startFragRequested=!1,L.decrypter=void 0,L.initPTS=[],L.onvseeking=null,L.onvended=null,L.logPrefix="",L.log=void 0,L.warn=void 0,L.logPrefix=E,L.log=M.logger.log.bind(M.logger,E+":"),L.warn=M.logger.warn.bind(M.logger,E+":"),L.hls=g,L.fragmentLoader=new x.default(g.config),L.fragmentTracker=p,L.config=g.config,L.decrypter=new f.default(g,g.config),g.on(O.Events.KEY_LOADED,L.onKeyLoaded,v(L)),L}var o=s.prototype;return o.doTick=function(){this.onTickEnd()},o.onTickEnd=function(){},o.startLoad=function(p){},o.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},o._streamEnded=function(p,E){var L=this.fragCurrent,F=this.fragmentTracker;if(!E.live&&L&&L.sn===E.endSN&&!p.nextStart){var j=F.getState(L);return j===P.FragmentState.PARTIAL||j===P.FragmentState.OK}return!1},o.onMediaAttached=function(p,E){var L=this.media=this.mediaBuffer=E.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),L.addEventListener("seeking",this.onvseeking),L.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(F.startPosition)},o.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},o.onMediaSeeking=function(){var p=this.config,E=this.fragCurrent,L=this.media,F=this.mediaBuffer,j=this.state,V=L?L.currentTime:0,B=N.BufferHelper.bufferInfo(F||L,V,p.maxBufferHole);if(this.log("media seeking to "+(Object(K.isFiniteNumber)(V)?V.toFixed(3):V)+", state: "+j),j===y.ENDED)this.resetLoadingState();else if(E&&!B.len){var I=p.maxFragLookUpTolerance,$=E.start-I,ie=E.start+E.duration+I,ue=V>ie;(V<$||ue)&&(ue&&E.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),E.loader.abort()),this.resetLoadingState())}L&&(this.lastCurrentTime=V),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=V),this.tickImmediate()},o.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},o.onKeyLoaded=function(p,E){if(this.state!==y.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var L=this.levels[E.frag.level].details;L&&this.loadFragment(E.frag,L,E.frag.start)},o.onHandlerDestroying=function(){this.stopLoad(),h.prototype.onHandlerDestroying.call(this)},o.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(O.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,h.prototype.onHandlerDestroyed.call(this)},o.loadKey=function(p,E){this.log("Loading key for "+p.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=y.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(O.Events.KEY_LOADING,{frag:p})},o.loadFragment=function(p,E,L){this._loadFragForPlayback(p,E,L)},o._loadFragForPlayback=function(p,E,L){var F=this,j=function(B){if(F.fragContextChanged(p)){F.warn("Fragment "+p.sn+(B.part?" p: "+B.part.index:"")+" of level "+p.level+" was dropped during download."),F.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,F._handleFragmentLoadProgress(B)};this._doFragLoad(p,E,L,j).then(function(V){if(!V)return;F.fragLoadError=0;var B=F.state;if(F.fragContextChanged(p)){(B===y.FRAG_LOADING||B===y.BACKTRACKING||!F.fragCurrent&&B===y.PARSING)&&(F.fragmentTracker.removeFragment(p),F.state=y.IDLE);return}if("payload"in V&&(F.log("Loaded fragment "+p.sn+" of level "+p.level),F.hls.trigger(O.Events.FRAG_LOADED,V),F.state===y.BACKTRACKING)){F.fragmentTracker.backtrack(p,V),F.resetFragmentLoading(p);return}F._handleFragmentLoadComplete(V)}).catch(function(V){F.warn(V),F.resetFragmentLoading(p)})},o.flushMainBuffer=function(p,E,L){if(L===void 0&&(L=null),!(p-E))return;var F={startOffset:p,endOffset:E,type:L};this.fragLoadError=0,this.hls.trigger(O.Events.BUFFER_FLUSHING,F)},o._loadInitSegment=function(p){var E=this;this._doFragLoad(p).then(function(L){if(!L||E.fragContextChanged(p)||!E.levels)throw new Error("init load aborted");return L}).then(function(L){var F=E.hls,j=L.payload,V=p.decryptdata;if(j&&j.byteLength>0&&V&&V.key&&V.iv&&V.method==="AES-128"){var B=self.performance.now();return E.decrypter.webCryptoDecrypt(new Uint8Array(j),V.key.buffer,V.iv.buffer).then(function(I){var $=self.performance.now();return F.trigger(O.Events.FRAG_DECRYPTED,{frag:p,payload:I,stats:{tstart:B,tdecrypt:$}}),L.payload=I,L})}return L}).then(function(L){var F=E.fragCurrent,j=E.hls,V=E.levels;if(!V)throw new Error("init load aborted, missing levels");var B=V[p.level].details;console.assert(B,"Level details are defined when init segment is loaded");var I=p.stats;E.state=y.IDLE,E.fragLoadError=0,p.data=new Uint8Array(L.payload),I.parsing.start=I.buffering.start=self.performance.now(),I.parsing.end=I.buffering.end=self.performance.now(),L.frag===F&&j.trigger(O.Events.FRAG_BUFFERED,{stats:I,frag:F,part:null,id:p.type}),E.tick()}).catch(function(L){E.warn(L),E.resetFragmentLoading(p)})},o.fragContextChanged=function(p){var E=this.fragCurrent;return!p||!E||p.level!==E.level||p.sn!==E.sn||p.urlId!==E.urlId},o.fragBufferedComplete=function(p,E){var L=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(E?" part: "+E.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+l.default.toString(N.BufferHelper.getBuffered(L))),this.state=y.IDLE,this.tick()},o._handleFragmentLoadComplete=function(p){var E=this.transmuxer;if(!E)return;var L=p.frag,F=p.part,j=p.partsLoaded,V=!j||j.length===0||j.some(function(I){return!I}),B=new T.ChunkMetadata(L.level,L.sn,L.stats.chunkCount+1,0,F?F.index:-1,!V);E.flush(B)},o._handleFragmentLoadProgress=function(p){},o._doFragLoad=function(p,E,L,F){var j=this;if(L===void 0&&(L=null),!this.levels)throw new Error("frag load aborted, missing levels");if(L=Math.max(p.start,L||0),this.config.lowLatencyMode&&E){var V=E.partList;if(V&&F){L>p.end&&E.fragmentHint&&(p=E.fragmentHint);var B=this.getNextPart(V,p,L);if(B>-1){var I=V[B];return this.log("Loading part sn: "+p.sn+" p: "+I.index+" cc: "+p.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+B+"-"+(V.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(L.toFixed(3))),this.nextLoadPosition=I.start+I.duration,this.state=y.FRAG_LOADING,this.hls.trigger(O.Events.FRAG_LOADING,{frag:p,part:V[B],targetBufferTime:L}),this.doFragPartsLoad(p,V,B,F).catch(function($){return j.handleFragLoadError($)})}else if(!p.url||this.loadedEndOfParts(V,L))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(E?"of ["+E.startSN+"-"+E.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(L.toFixed(3))),Object(K.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=y.FRAG_LOADING,this.hls.trigger(O.Events.FRAG_LOADING,{frag:p,targetBufferTime:L}),this.fragmentLoader.load(p,F).catch(function($){return j.handleFragLoadError($)})},o.doFragPartsLoad=function(p,E,L,F){var j=this;return new Promise(function(V,B){var I=[],$=function ie(ue){var fe=E[ue];j.fragmentLoader.loadPart(p,fe,F).then(function(ve){I[fe.index]=ve;var pe=ve.part;j.hls.trigger(O.Events.FRAG_LOADED,ve);var te=E[ue+1];if(te&&te.fragment===p)ie(ue+1);else return V({frag:p,part:pe,partsLoaded:I})}).catch(B)};$(L)})},o.handleFragLoadError=function(p){var E=p.data;return E&&E.details===A.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(E.frag,E.part):this.hls.trigger(O.Events.ERROR,E),null},o._handleTransmuxerFlush=function(p){var E=this.getCurrentContext(p);if(!E||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var L=E.frag,F=E.part,j=E.level,V=self.performance.now();L.stats.parsing.end=V,F&&(F.stats.parsing.end=V),this.updateLevelTiming(L,F,j,p.partial)},o.getCurrentContext=function(p){var E=this.levels,L=p.level,F=p.sn,j=p.part;if(!E||!E[L])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+L+". The current chunk will not be buffered."),null;var V=E[L],B=j>-1?Object(b.getPartWith)(V,F,j):null,I=B?B.fragment:Object(b.getFragmentWithSN)(V,F,this.fragCurrent);return I?{frag:I,part:B,level:V}:null},o.bufferFragmentData=function(p,E,L,F){if(!p||this.state!==y.PARSING)return;var j=p.data1,V=p.data2,B=j;if(j&&V&&(B=Object(C.appendUint8Array)(j,V)),!B||!B.length)return;var I={type:p.type,frag:E,part:L,chunkMeta:F,parent:E.type,data:B};this.hls.trigger(O.Events.BUFFER_APPENDING,I),p.dropped&&p.independent&&!L&&this.flushBufferGap(E)},o.flushBufferGap=function(p){var E=this.media;if(!E)return;if(!N.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,p.start);return}var L=E.currentTime,F=N.BufferHelper.bufferInfo(E,L,0),j=p.duration,V=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),B=Math.max(Math.min(p.start-V,F.end-V),L+V);p.start-B>V&&this.flushMainBuffer(B,p.start)},o.getFwdBufferInfo=function(p,E){var L=this.config,F=this.getLoadPosition();if(!Object(K.isFiniteNumber)(F))return null;var j=N.BufferHelper.bufferInfo(p,F,L.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var V=this.fragmentTracker.getBufferedFrag(F,E);if(V&&j.nextStart<V.end)return N.BufferHelper.bufferInfo(p,F,Math.max(j.nextStart,L.maxBufferHole))}return j},o.getMaxBufferLength=function(p){var E=this.config,L;return p?L=Math.max(8*E.maxBufferSize/p,E.maxBufferLength):L=E.maxBufferLength,Math.min(L,E.maxMaxBufferLength)},o.reduceMaxBufferLength=function(p){var E=this.config,L=p||E.maxBufferLength;return E.maxMaxBufferLength>=L?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},o.getNextFragment=function(p,E){var L,F,j=E.fragments,V=j.length;if(!V)return null;var B=this.config,I=j[0].start,$;if(E.live){var ie=B.initialLiveManifestSize;if(V<ie)return this.warn("Not enough fragments to start playback (have: "+V+", need: "+ie+")"),null;!E.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&($=this.getInitialLiveFragment(E,j),this.startPosition=$?this.hls.liveSyncPosition||$.start:p)}else p<=I&&($=j[0]);if(!$){var ue=B.lowLatencyMode?E.partEnd:E.fragmentEnd;$=this.getFragmentAtPosition(p,ue,E)}return(L=$)!==null&&L!==void 0&&L.initSegment&&!((F=$)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&($=$.initSegment),$},o.getNextPart=function(p,E,L){for(var F=-1,j=!1,V=!0,B=0,I=p.length;B<I;B++){var $=p[B];if(V=V&&!$.independent,F>-1&&L<$.start)break;var ie=$.loaded;!ie&&(j||$.independent||V)&&$.fragment===E&&(F=B),j=ie}return F},o.loadedEndOfParts=function(p,E){var L=p[p.length-1];return L&&E>L.start&&L.loaded},o.getInitialLiveFragment=function(p,E){var L=this.fragPrevious,F=null;if(L){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+L.programDateTime),F=Object(S.findFragmentByPDT)(E,L.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=L.sn+1;if(j>=p.startSN&&j<=p.endSN){var V=E[j-p.startSN];L.cc===V.cc&&(F=V,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(S.findFragWithCC)(E,L.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(F=this.getFragmentAtPosition(B,this.bitrateTest?p.fragmentEnd:p.edge,p))}return F},o.getFragmentAtPosition=function(p,E,L){var F=this.config,j=this.fragPrevious,V=L.fragments,B=L.endSN,I=L.fragmentHint,$=F.maxFragLookUpTolerance,ie=!!(F.lowLatencyMode&&L.partList&&I);ie&&I&&!this.bitrateTest&&(V=V.concat(I),B=I.sn);var ue;if(p<E){var fe=p>E-$?0:$;ue=Object(S.findFragmentByPTS)(j,V,p,fe)}else ue=V[V.length-1];if(ue){var ve=ue.sn-L.startSN,pe=j&&ue.level===j.level,te=V[ve+1],ee=this.fragmentTracker.getState(ue);if(ee===P.FragmentState.BACKTRACKED){ue=null;for(var se=ve;V[se]&&this.fragmentTracker.getState(V[se])===P.FragmentState.BACKTRACKED;)j?ue=V[se--]:ue=V[--se];ue||(ue=te)}else j&&ue.sn===j.sn&&!ie&&(pe&&(ue.sn<B&&this.fragmentTracker.getState(te)!==P.FragmentState.OK?(this.log("SN "+ue.sn+" just loaded, load next one: "+te.sn),ue=te):ue=null))}return ue},o.synchronizeToLiveEdge=function(p){var E=this.config,L=this.media;if(!L)return;var F=this.hls.liveSyncPosition,j=L.currentTime,V=p.fragments[0].start,B=p.edge,I=j>=V-E.maxFragLookUpTolerance&&j<=B;if(F!==null&&L.duration>F&&(j<F||!I)){var $=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*p.targetduration;(!I&&L.readyState<4||j<B-$)&&(this.loadedmetadata||(this.nextLoadPosition=F),L.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+F.toFixed(3)),L.currentTime=F))}},o.alignPlaylists=function(p,E){var L=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,V=F!==null?L[F]:null,B=p.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var I=p.fragments[0].start,$=!E,ie=p.alignedSliding&&Object(K.isFiniteNumber)(I);if($||!ie&&!I){Object(R.alignStream)(j,V,p);var ue=p.fragments[0].start;return this.log("Live playlist sliding: "+ue.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+p.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+B),ue}return I},o.waitForCdnTuneIn=function(p){var E=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*E)},o.setStartPosition=function(p,E){var L=this.startPosition;if(L<E&&(L=-1),L===-1||this.lastCurrentTime===-1){var F=p.startTimeOffset;Object(K.isFiniteNumber)(F)?(L=E+F,F<0&&(L+=p.totalduration),L=Math.min(Math.max(E,L),E+p.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+L),this.startPosition=L):p.live?L=this.hls.liveSyncPosition||E:this.startPosition=L=0,this.lastCurrentTime=L}this.nextLoadPosition=L},o.getLoadPosition=function(){var p=this.media,E=0;return this.loadedmetadata&&p?E=p.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},o.handleFragLoadAborted=function(p,E){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(E?" part"+E.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},o.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=y.IDLE)},o.onFragmentOrKeyLoadError=function(p,E){if(E.fatal)return;var L=E.frag;if(!L||L.type!==p)return;var F=this.fragCurrent;console.assert(F&&L.sn===F.sn&&L.level===F.level&&L.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(L.level))return;var V=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+L.sn+" of "+p+" "+L.level+" failed to load, retrying in "+V+"ms"),this.retryDate=self.performance.now()+V,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(p===i.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(M.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},o.afterBufferFlushed=function(p,E,L){if(!p)return;var F=N.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(E,F,L),this.state===y.ENDED&&this.resetLoadingState()},o.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},o.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var E=this.levels?this.levels[p].details:null;if(E!=null&&E.live)return this.startPosition=-1,this.setStartPosition(E,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},o.updateLevelTiming=function(p,E,L,F){var j=this,V=L.details;console.assert(!!V,"level.details must be defined");var B=Object.keys(p.elementaryStreams).reduce(function(I,$){var ie=p.elementaryStreams[$];if(ie){var ue=ie.endPTS-ie.startPTS;if(ue<=0)return j.warn("Could not parse fragment "+p.sn+" "+$+" duration reliably ("+ue+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),I||!1;var fe=F?0:Object(b.updateFragPTSDTS)(V,p,ie.startPTS,ie.endPTS,ie.startDTS,ie.endDTS);return j.hls.trigger(O.Events.LEVEL_PTS_UPDATED,{details:V,level:L,drift:fe,type:$,frag:p,start:ie.startPTS,end:ie.endPTS}),!0}return I},!1);B?(this.state=y.PARSED,this.hls.trigger(O.Events.FRAG_PARSED,{frag:p,part:E})):this.resetLoadingState()},o.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},_(s,[{key:"state",get:function(){return this._state},set:function(p){var E=this._state;E!==p&&(this._state=p,this.log(E+"->"+p))}}]),s}(k.default)},"./src/controller/buffer-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return S});var K=D("./src/polyfills/number.ts"),k=D("./src/events.ts"),P=D("./src/utils/logger.ts"),N=D("./src/errors.ts"),M=D("./src/utils/buffer-helper.ts"),O=D("./src/utils/mediasource-helper.ts"),A=D("./src/loader/fragment.ts"),T=D("./src/controller/buffer-operation-queue.ts"),C=Object(O.getMediaSource)(),R=/([ha]vc.)(?:\.[^.,]+)+/,S=function(){function b(f){var l=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 i=l.hls,c=l.media,_=l.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),c&&(l.updateMediaElementDuration(),i.trigger(k.Events.MEDIA_ATTACHED,{media:c})),_&&_.removeEventListener("sourceopen",l._onMediaSourceOpen),l.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=f,this._initSourceBuffer(),this.registerListeners()}var x=b.prototype;return x.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},x.destroy=function(){this.unregisterListeners(),this.details=null},x.registerListeners=function(){var l=this.hls;l.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(k.Events.BUFFER_RESET,this.onBufferReset,this),l.on(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),l.on(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),l.on(k.Events.BUFFER_EOS,this.onBufferEos,this),l.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),l.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),l.on(k.Events.FRAG_PARSED,this.onFragParsed,this),l.on(k.Events.FRAG_CHANGED,this.onFragChanged,this)},x.unregisterListeners=function(){var l=this.hls;l.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(k.Events.BUFFER_RESET,this.onBufferReset,this),l.off(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),l.off(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),l.off(k.Events.BUFFER_EOS,this.onBufferEos,this),l.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),l.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),l.off(k.Events.FRAG_PARSED,this.onFragParsed,this),l.off(k.Events.FRAG_CHANGED,this.onFragChanged,this)},x._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new T.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},x.onManifestParsed=function(l,i){var c=2;(i.audio&&!i.video||!i.altAudio)&&(c=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=c,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},x.onMediaAttaching=function(l,i){var c=this.media=i.media;if(c&&C){var _=this.mediaSource=new C;_.addEventListener("sourceopen",this._onMediaSourceOpen),_.addEventListener("sourceended",this._onMediaSourceEnded),_.addEventListener("sourceclose",this._onMediaSourceClose),c.src=self.URL.createObjectURL(_),this._objectUrl=c.src}},x.onMediaDetaching=function(){var l=this.media,i=this.mediaSource,c=this._objectUrl;if(i){if(P.logger.log("[buffer-controller]: media source detaching"),i.readyState==="open")try{i.endOfStream()}catch(_){P.logger.warn("[buffer-controller]: onMediaDetaching: "+_.message+" while calling endOfStream")}this.onBufferReset(),i.removeEventListener("sourceopen",this._onMediaSourceOpen),i.removeEventListener("sourceended",this._onMediaSourceEnded),i.removeEventListener("sourceclose",this._onMediaSourceClose),l&&(c&&self.URL.revokeObjectURL(c),l.src===c?(l.removeAttribute("src"),l.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(k.Events.MEDIA_DETACHED,void 0)},x.onBufferReset=function(){var l=this;this.getSourceBufferTypes().forEach(function(i){var c=l.sourceBuffer[i];try{c&&(l.removeBufferListeners(i),l.mediaSource&&l.mediaSource.removeSourceBuffer(c),l.sourceBuffer[i]=void 0)}catch(_){P.logger.warn("[buffer-controller]: Failed to reset the "+i+" buffer",_)}}),this._initSourceBuffer()},x.onBufferCodecs=function(l,i){var c=this,_=this.getSourceBufferTypes().length;if(Object.keys(i).forEach(function(v){if(_){var m=c.tracks[v];if(m&&typeof m.buffer.changeType=="function"){var u=i[v],y=u.codec,d=u.levelCodec,h=u.container,s=(m.levelCodec||m.codec).replace(R,"$1"),o=(d||y).replace(R,"$1");if(s!==o){var g=h+";codecs="+(d||y);c.appendChangeType(v,g)}}}else c.pendingTracks[v]=i[v]}),_)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},x.appendChangeType=function(l,i){var c=this,_=this.operationQueue,v={execute:function(){var u=c.sourceBuffer[l];u&&(P.logger.log("[buffer-controller]: changing "+l+" sourceBuffer type to "+i),u.changeType(i)),_.shiftAndExecuteNext(l)},onStart:function(){},onComplete:function(){},onError:function(u){P.logger.warn("[buffer-controller]: Failed to change "+l+" SourceBuffer type",u)}};_.append(v,l)},x.onBufferAppending=function(l,i){var c=this,_=this.hls,v=this.operationQueue,m=this.tracks,u=i.data,y=i.type,d=i.frag,h=i.part,s=i.chunkMeta,o=s.buffering[y],g=self.performance.now();o.start=g;var p=d.stats.buffering,E=h?h.stats.buffering:null;p.start===0&&(p.start=g),E&&E.start===0&&(E.start=g);var L=m.audio,F=y==="audio"&&s.id===1&&(L==null?void 0:L.container)==="audio/mpeg",j={execute:function(){if(o.executeStart=self.performance.now(),F){var B=c.sourceBuffer[y];if(B){var I=d.start-B.timestampOffset;Math.abs(I)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+d.start+" (delta: "+I+") sn: "+d.sn+")"),B.timestampOffset=d.start)}}c.appendExecutor(u,y)},onStart:function(){},onComplete:function(){var B=self.performance.now();o.executeEnd=o.end=B,p.first===0&&(p.first=B),E&&E.first===0&&(E.first=B);var I=c.sourceBuffer,$={};for(var ie in I)$[ie]=M.BufferHelper.getBuffered(I[ie]);c.appendError=0,c.hls.trigger(k.Events.BUFFER_APPENDED,{type:y,frag:d,part:h,chunkMeta:s,parent:d.type,timeRanges:$})},onError:function(B){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",B);var I={type:N.ErrorTypes.MEDIA_ERROR,parent:d.type,details:N.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?I.details=N.ErrorDetails.BUFFER_FULL_ERROR:(c.appendError++,I.details=N.ErrorDetails.BUFFER_APPEND_ERROR,c.appendError>_.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+_.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),I.fatal=!0)),_.trigger(k.Events.ERROR,I)}};v.append(j,y)},x.onBufferFlushing=function(l,i){var c=this,_=this.operationQueue,v=function(u){return{execute:c.removeExecutor.bind(c,u,i.startOffset,i.endOffset),onStart:function(){},onComplete:function(){c.hls.trigger(k.Events.BUFFER_FLUSHED,{type:u})},onError:function(d){P.logger.warn("[buffer-controller]: Failed to remove from "+u+" SourceBuffer",d)}}};i.type?_.append(v(i.type),i.type):this.getSourceBufferTypes().forEach(function(m){_.append(v(m),m)})},x.onFragParsed=function(l,i){var c=this,_=i.frag,v=i.part,m=[],u=v?v.elementaryStreams:_.elementaryStreams;u[A.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(u[A.ElementaryStreamTypes.AUDIO]&&m.push("audio"),u[A.ElementaryStreamTypes.VIDEO]&&m.push("video"));var y=function(){var h=self.performance.now();_.stats.buffering.end=h,v&&(v.stats.buffering.end=h);var s=v?v.stats:_.stats;c.hls.trigger(k.Events.FRAG_BUFFERED,{frag:_,part:v,stats:s,id:_.type})};m.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+_.type+" level: "+_.level+" sn: "+_.sn),this.blockBuffers(y,m)},x.onFragChanged=function(l,i){this.flushBackBuffer()},x.onBufferEos=function(l,i){var c=this,_=this.getSourceBufferTypes().reduce(function(v,m){var u=c.sourceBuffer[m];return(!i.type||i.type===m)&&(u&&!u.ended&&(u.ended=!0,P.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),v&&!!(!u||u.ended)},!0);_&&this.blockBuffers(function(){var v=c.mediaSource;if(!v||v.readyState!=="open")return;v.endOfStream()})},x.onLevelUpdated=function(l,i){var c=i.details;if(!c.fragments.length)return;this.details=c,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},x.flushBackBuffer=function(){var l=this.hls,i=this.details,c=this.media,_=this.sourceBuffer;if(!c||i===null)return;var v=this.getSourceBufferTypes();if(!v.length)return;var m=i.live&&l.config.liveBackBufferLength!==null?l.config.liveBackBufferLength:l.config.backBufferLength;if(!Object(K.isFiniteNumber)(m)||m<0)return;var u=c.currentTime,y=i.levelTargetDuration,d=Math.max(m,y),h=Math.floor(u/y)*y-d;v.forEach(function(s){var o=_[s];if(o){var g=M.BufferHelper.getBuffered(o);g.length>0&&h>g.start(0)&&(l.trigger(k.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),i.live&&l.trigger(k.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),l.trigger(k.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:s}))}})},x.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var l=this.details,i=this.hls,c=this.media,_=this.mediaSource,v=l.fragments[0].start+l.totalduration,m=c.duration,u=Object(K.isFiniteNumber)(_.duration)?_.duration:0;l.live&&i.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),_.duration=Infinity,this.updateSeekableRange(l)):(v>u&&v>m||!Object(K.isFiniteNumber)(m))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+v.toFixed(3)),_.duration=v)},x.updateSeekableRange=function(l){var i=this.mediaSource,c=l.fragments,_=c.length;if(_&&l.live&&i!==null&&i!==void 0&&i.setLiveSeekableRange){var v=Math.max(0,c[0].start),m=Math.max(v,v+l.totalduration);i.setLiveSeekableRange(v,m)}},x.checkPendingTracks=function(){var l=this.bufferCodecEventsExpected,i=this.operationQueue,c=this.pendingTracks,_=Object.keys(c).length;if(_&&!l||_===2){this.createSourceBuffers(c),this.pendingTracks={};var v=this.getSourceBufferTypes();if(v.length===0){this.hls.trigger(k.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}v.forEach(function(m){i.executeNext(m)})}},x.createSourceBuffers=function(l){var i=this.sourceBuffer,c=this.mediaSource;if(!c)throw Error("createSourceBuffers called when mediaSource was null");var _=0;for(var v in l)if(!i[v]){var m=l[v];if(!m)throw Error("source buffer exists for track "+v+", however track does not");var u=m.levelCodec||m.codec,y=m.container+";codecs="+u;P.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var d=i[v]=c.addSourceBuffer(y),h=v;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[v]={buffer:d,codec:u,container:m.container,levelCodec:m.levelCodec,id:m.id},_++}catch(s){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(k.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:y})}}_&&this.hls.trigger(k.Events.BUFFER_CREATED,{tracks:this.tracks})},x._onSBUpdateStart=function(l){var i=this.operationQueue,c=i.current(l);c.onStart()},x._onSBUpdateEnd=function(l){var i=this.operationQueue,c=i.current(l);c.onComplete(),i.shiftAndExecuteNext(l)},x._onSBUpdateError=function(l,i){P.logger.error("[buffer-controller]: "+l+" SourceBuffer error",i),this.hls.trigger(k.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var c=this.operationQueue.current(l);c&&c.onError(i)},x.removeExecutor=function(l,i,c){var _=this.media,v=this.mediaSource,m=this.operationQueue,u=this.sourceBuffer,y=u[l];if(!_||!v||!y){P.logger.warn("[buffer-controller]: Attempting to remove from the "+l+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(l);return}var d=Object(K.isFiniteNumber)(_.duration)?_.duration:Infinity,h=Object(K.isFiniteNumber)(v.duration)?v.duration:Infinity,s=Math.max(0,i),o=Math.min(c,d,h);o>s?(P.logger.log("[buffer-controller]: Removing ["+s+","+o+"] from the "+l+" SourceBuffer"),console.assert(!y.updating,l+" sourceBuffer must not be updating"),y.remove(s,o)):m.shiftAndExecuteNext(l)},x.appendExecutor=function(l,i){var c=this.operationQueue,_=this.sourceBuffer,v=_[i];if(!v){P.logger.warn("[buffer-controller]: Attempting to append to the "+i+" SourceBuffer, but it does not exist"),c.shiftAndExecuteNext(i);return}v.ended=!1,console.assert(!v.updating,i+" sourceBuffer must not be updating"),v.appendBuffer(l)},x.blockBuffers=function(l,i){var c=this;if(i===void 0&&(i=this.getSourceBufferTypes()),!i.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(l);return}var _=this.operationQueue,v=i.map(function(m){return _.appendBlocker(m)});Promise.all(v).then(function(){l(),i.forEach(function(m){var u=c.sourceBuffer[m];(!u||!u.updating)&&_.shiftAndExecuteNext(m)})})},x.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},x.addBufferListener=function(l,i,c){var _=this.sourceBuffer[l];if(!_)return;var v=c.bind(this,l);this.listeners[l].push({event:i,listener:v}),_.addEventListener(i,v)},x.removeBufferListeners=function(l){var i=this.sourceBuffer[l];if(!i)return;this.listeners[l].forEach(function(c){i.removeEventListener(c.event,c.listener)})},b}()},"./src/controller/buffer-operation-queue.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return k});var K=D("./src/utils/logger.ts"),k=function(){function P(M){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=M}var N=P.prototype;return N.append=function(O,A){var T=this.queues[A];T.push(O),T.length===1&&this.buffers[A]&&this.executeNext(A)},N.insertAbort=function(O,A){var T=this.queues[A];T.unshift(O),this.executeNext(A)},N.appendBlocker=function(O){var A,T=new Promise(function(R){A=R}),C={execute:A,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(C,O),T},N.executeNext=function(O){var A=this.buffers,T=this.queues,C=A[O],R=T[O];if(R.length){var S=R[0];try{S.execute()}catch(b){K.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),S.onError(b),(!C||!C.updating)&&(R.shift(),this.executeNext(O))}}},N.shiftAndExecuteNext=function(O){this.queues[O].shift(),this.executeNext(O)},N.current=function(O){return this.queues[O][0]},P}()},"./src/controller/cap-level-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/events.ts");function k(M,O){for(var A=0;A<O.length;A++){var T=O[A];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(M,T.key,T)}}function P(M,O,A){return O&&k(M.prototype,O),A&&k(M,A),M}var N=function(){function M(A){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=A,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var O=M.prototype;return O.setStreamController=function(T){this.streamController=T},O.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},O.registerListeners=function(){var T=this.hls;T.on(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),T.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),T.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),T.on(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),T.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},O.unregisterListener=function(){var T=this.hls;T.off(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),T.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),T.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),T.off(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),T.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},O.onFpsDropLevelCapping=function(T,C){M.isLevelAllowed(C.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(C.droppedLevel)},O.onMediaAttaching=function(T,C){this.media=C.media instanceof HTMLVideoElement?C.media:null},O.onManifestParsed=function(T,C){var R=this.hls;this.restrictedLevels=[],this.firstLevel=C.firstLevel,R.config.capLevelToPlayerSize&&C.video&&this.startCapping()},O.onBufferCodecs=function(T,C){var R=this.hls;R.config.capLevelToPlayerSize&&C.video&&this.startCapping()},O.onMediaDetaching=function(){this.stopCapping()},O.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var T=this.hls.levels;if(T.length){var C=this.hls;C.autoLevelCapping=this.getMaxLevel(T.length-1),C.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=C.autoLevelCapping}}},O.getMaxLevel=function(T){var C=this,R=this.hls.levels;if(!R.length)return-1;var S=R.filter(function(b,x){return M.isLevelAllowed(x,C.restrictedLevels)&&x<=T});return this.clientRect=null,M.getMaxLevelByMediaSize(S,this.mediaWidth,this.mediaHeight)},O.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()},O.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},O.getDimensions=function(){if(this.clientRect)return this.clientRect;var T=this.media,C={width:0,height:0};if(T){var R=T.getBoundingClientRect();C.width=R.width,C.height=R.height,!C.width&&!C.height&&(C.width=R.right-R.left||T.width||0,C.height=R.bottom-R.top||T.height||0)}return this.clientRect=C,C},M.isLevelAllowed=function(T,C){return C===void 0&&(C=[]),C.indexOf(T)===-1},M.getMaxLevelByMediaSize=function(T,C,R){if(!T||!T.length)return-1;for(var S=function(i,c){return c?i.width!==c.width||i.height!==c.height:!0},b=T.length-1,x=0;x<T.length;x+=1){var f=T[x];if((f.width>=C||f.height>=R)&&S(f,T[x+1])){b=x;break}}return b},P(M,[{key:"mediaWidth",get:function(){return this.getDimensions().width*M.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*M.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var T=1;try{T=self.devicePixelRatio}catch(C){}return T}}]),M}();G.default=N},"./src/controller/cmcd-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return S});var K=D("./src/events.ts"),k=D("./src/types/cmcd.ts"),P=D("./src/utils/buffer-helper.ts"),N=D("./src/utils/logger.ts");function M(b,x){for(var f=0;f<x.length;f++){var l=x[f];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(b,l.key,l)}}function O(b,x,f){return x&&M(b.prototype,x),f&&M(b,f),b}function A(b,x){var f=typeof Symbol!="undefined"&&b[Symbol.iterator]||b["@@iterator"];if(f)return(f=f.call(b)).next.bind(f);if(Array.isArray(b)||(f=T(b))||x&&b&&typeof b.length=="number"){f&&(b=f);var l=0;return function(){return l>=b.length?{done:!0}:{done:!1,value:b[l++]}}}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 T(b,x){if(!b)return;if(typeof b=="string")return C(b,x);var f=Object.prototype.toString.call(b).slice(8,-1);if(f==="Object"&&b.constructor&&(f=b.constructor.name),f==="Map"||f==="Set")return Array.from(b);if(f==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(f))return C(b,x)}function C(b,x){(x==null||x>b.length)&&(x=b.length);for(var f=0,l=new Array(x);f<x;f++)l[f]=b[f];return l}function R(){return R=Object.assign||function(b){for(var x=1;x<arguments.length;x++){var f=arguments[x];for(var l in f)Object.prototype.hasOwnProperty.call(f,l)&&(b[l]=f[l])}return b},R.apply(this,arguments)}var S=function(){function b(f){var l=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(){l.initialized&&(l.starved=!0),l.buffering=!0},this.onPlaying=function(){l.initialized||(l.initialized=!0),l.buffering=!1},this.applyPlaylistData=function(_){try{l.apply(_,{ot:k.CMCDObjectType.MANIFEST,su:!l.initialized})}catch(v){N.logger.warn("Could not generate manifest CMCD data.",v)}},this.applyFragmentData=function(_){try{var v=_.frag,m=l.hls.levels[v.level],u=l.getObjectType(v),y={d:v.duration*1e3,ot:u};(u===k.CMCDObjectType.VIDEO||u===k.CMCDObjectType.AUDIO||u==k.CMCDObjectType.MUXED)&&(y.br=m.bitrate/1e3,y.tb=l.getTopBandwidth(u),y.bl=l.getBufferLength(u)),l.apply(_,y)}catch(d){N.logger.warn("Could not generate segment CMCD data.",d)}},this.hls=f;var i=this.config=f.config,c=i.cmcd;c!=null&&(i.pLoader=this.createPlaylistLoader(),i.fLoader=this.createFragmentLoader(),this.sid=c.sessionId||b.uuid(),this.cid=c.contentId,this.useHeaders=c.useHeaders===!0,this.registerListeners())}var x=b.prototype;return x.registerListeners=function(){var l=this.hls;l.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),l.on(K.Events.BUFFER_CREATED,this.onBufferCreated,this)},x.unregisterListeners=function(){var l=this.hls;l.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),l.off(K.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},x.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},x.onMediaAttached=function(l,i){this.media=i.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},x.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},x.onBufferCreated=function(l,i){var c,_;this.audioBuffer=(c=i.tracks.audio)===null||c===void 0?void 0:c.buffer,this.videoBuffer=(_=i.tracks.video)===null||_===void 0?void 0:_.buffer},x.createData=function(){var l;return{v:k.CMCDVersion,sf:k.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(l=this.media)===null||l===void 0?void 0:l.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},x.apply=function(l,i){i===void 0&&(i={}),R(i,this.createData());var c=i.ot===k.CMCDObjectType.INIT||i.ot===k.CMCDObjectType.VIDEO||i.ot===k.CMCDObjectType.MUXED;if(this.starved&&c&&(i.bs=!0,i.su=!0,this.starved=!1),i.su==null&&(i.su=this.buffering),this.useHeaders){var _=b.toHeaders(i);if(!Object.keys(_).length)return;l.headers||(l.headers={}),R(l.headers,_)}else{var v=b.toQuery(i);if(!v)return;l.url=b.appendQueryToUri(l.url,v)}},x.getObjectType=function(l){var i=l.type;return i==="subtitle"?k.CMCDObjectType.TIMED_TEXT:l.sn==="initSegment"?k.CMCDObjectType.INIT:i==="audio"?k.CMCDObjectType.AUDIO:i==="main"?this.hls.audioTracks.length?k.CMCDObjectType.VIDEO:k.CMCDObjectType.MUXED:void 0},x.getTopBandwidth=function(l){for(var i=0,c=l===k.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,_=A(c),v;!(v=_()).done;){var m=v.value;m.bitrate>i&&(i=m.bitrate)}return i>0?i:NaN},x.getBufferLength=function(l){var i=this.hls.media,c=l===k.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!c||!i)return NaN;var _=P.BufferHelper.bufferInfo(c,i.currentTime,this.config.maxBufferHole);return _.len*1e3},x.createPlaylistLoader=function(){var l=this.config.pLoader,i=this.applyPlaylistData,c=l||this.config.loader;return function(){function _(m){this.loader=void 0,this.loader=new c(m)}var v=_.prototype;return v.destroy=function(){this.loader.destroy()},v.abort=function(){this.loader.abort()},v.load=function(u,y,d){i(u),this.loader.load(u,y,d)},O(_,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),_}()},x.createFragmentLoader=function(){var l=this.config.fLoader,i=this.applyFragmentData,c=l||this.config.loader;return function(){function _(m){this.loader=void 0,this.loader=new c(m)}var v=_.prototype;return v.destroy=function(){this.loader.destroy()},v.abort=function(){this.loader.abort()},v.load=function(u,y,d){i(u),this.loader.load(u,y,d)},O(_,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),_}()},b.uuid=function(){var l=URL.createObjectURL(new Blob),i=l.toString();return URL.revokeObjectURL(l),i.substr(i.lastIndexOf("/")+1)},b.serialize=function(l){for(var i=[],c=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},_=function(F){return Math.round(F)},v=function(F){return _(F/100)*100},m=function(F){return encodeURIComponent(F)},u={br:_,d:_,bl:v,dl:v,mtp:v,nor:m,rtp:v,tb:_},y=Object.keys(l||{}).sort(),d=A(y),h;!(h=d()).done;){var s=h.value,o=l[s];if(!c(o))continue;if(s==="v"&&o===1)continue;if(s=="pr"&&o===1)continue;var g=u[s];g&&(o=g(o));var p=typeof o,E=void 0;s==="ot"||s==="sf"||s==="st"?E=s+"="+o:p==="boolean"?E=s:p==="number"?E=s+"="+o:E=s+"="+JSON.stringify(o),i.push(E)}return i.join(",")},b.toHeaders=function(l){for(var i=Object.keys(l),c={},_=["Object","Request","Session","Status"],v=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},u=0,y=i;u<y.length;u++){var d=y[u],h=m[d]!=null?m[d]:1;v[h][d]=l[d]}for(var s=0;s<v.length;s++){var o=b.serialize(v[s]);o&&(c["CMCD-"+_[s]]=o)}return c},b.toQuery=function(l){return"CMCD="+encodeURIComponent(b.serialize(l))},b.appendQueryToUri=function(l,i){if(!i)return l;var c=l.includes("?")?"&":"?";return""+l+c+i},b}()},"./src/controller/eme-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),k=D("./src/errors.ts"),P=D("./src/utils/logger.ts"),N=D("./src/utils/mediakeys-helper.ts");function M(S,b){for(var x=0;x<b.length;x++){var f=b[x];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(S,f.key,f)}}function O(S,b,x){return b&&M(S.prototype,b),x&&M(S,x),S}var A=3,T=function(b,x,f){var l={audioCapabilities:[],videoCapabilities:[]};return b.forEach(function(i){l.audioCapabilities.push({contentType:'audio/mp4; codecs="'+i+'"',robustness:f.audioRobustness||""})}),x.forEach(function(i){l.videoCapabilities.push({contentType:'video/mp4; codecs="'+i+'"',robustness:f.videoRobustness||""})}),[l]},C=function(b,x,f,l){switch(b){case N.KeySystems.WIDEVINE:return T(x,f,l);default:throw new Error("Unknown key-system: "+b)}},R=function(){function S(x){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=x,this._config=x.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 b=S.prototype;return b.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},b._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)},b._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)},b.getLicenseServerUrl=function(f){switch(f){case N.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+f+'"')},b._attemptKeySystemAccess=function(f,l,i){var c=this,_=C(f,l,i,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var v=this.requestMediaKeySystemAccess(f,_);this.mediaKeysPromise=v.then(function(m){return c._onMediaKeySystemAccessObtained(f,m)}),v.catch(function(m){P.logger.error('Failed to obtain key-system "'+f+'" access:',m)})},b._onMediaKeySystemAccessObtained=function(f,l){var i=this;P.logger.log('Access for key-system "'+f+'" obtained');var c={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:l,mediaKeySystemDomain:f};this._mediaKeysList.push(c);var _=Promise.resolve().then(function(){return l.createMediaKeys()}).then(function(v){return c.mediaKeys=v,P.logger.log('Media-keys created for key-system "'+f+'"'),i._onMediaKeysCreated(),v});return _.catch(function(v){P.logger.error("Failed to create media-keys:",v)}),_},b._onMediaKeysCreated=function(){var f=this;this._mediaKeysList.forEach(function(l){l.mediaKeysSession||(l.mediaKeysSession=l.mediaKeys.createSession(),f._onNewMediaKeySession(l.mediaKeysSession))})},b._onNewMediaKeySession=function(f){var l=this;P.logger.log("New key-system session "+f.sessionId),f.addEventListener("message",function(i){l._onKeySessionMessage(f,i.message)},!1)},b._onKeySessionMessage=function(f,l){P.logger.log("Got EME message event, creating license request"),this._requestLicense(l,function(i){P.logger.log("Received license data (length: "+(i&&i.byteLength)+"), updating key-session"),f.update(i)})},b.onMediaEncrypted=function(f){var l=this;if(P.logger.log('Media is encrypted using "'+f.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:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var i=function(_){if(!l._media)return;l._attemptSetMediaKeys(_),l._generateRequestWithPreferredKeySession(f.initDataType,f.initData)};this.mediaKeysPromise.then(i).catch(i)},b._attemptSetMediaKeys=function(f){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var l=this._mediaKeysList[0];if(!l||!l.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:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(l.mediaKeys),this._hasSetMediaKeys=!0}},b._generateRequestWithPreferredKeySession=function(f,l){var i=this,c=this._mediaKeysList[0];if(!c){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(c.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var _=c.mediaKeysSession;if(!_){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!l){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+f+'" init data type'),c.mediaKeysSessionInitialized=!0,_.generateRequest(f,l).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(v){P.logger.error("Error generating key-session request:",v),i.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},b._createLicenseXhr=function(f,l,i){var c=new XMLHttpRequest;c.responseType="arraybuffer",c.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,c,f,l,i);var _=this._licenseXhrSetup;if(_)try{_.call(this.hls,c,f),_=void 0}catch(v){P.logger.error(v)}try{c.readyState||c.open("POST",f,!0),_&&_.call(this.hls,c,f)}catch(v){throw new Error("issue setting up KeySystem license XHR "+v)}return c},b._onLicenseRequestReadyStageChange=function(f,l,i,c){switch(f.readyState){case 4:if(f.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var _=f.response,v=this._licenseResponseCallback;if(v)try{_=v.call(this.hls,f,l)}catch(u){P.logger.error(u)}c(_)}else{if(P.logger.error("License Request XHR failed ("+l+"). Status: "+f.status+" ("+f.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>A){this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=A-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(i,c)}break}},b._generateLicenseRequestChallenge=function(f,l){switch(f.mediaKeySystemDomain){case N.KeySystems.WIDEVINE:return l}throw new Error("unsupported key-system: "+f.mediaKeySystemDomain)},b._requestLicense=function(f,l){P.logger.log("Requesting content license for key-system");var i=this._mediaKeysList[0];if(!i){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var c=this.getLicenseServerUrl(i.mediaKeySystemDomain),_=this._createLicenseXhr(c,f,l);P.logger.log("Sending license request to URL: "+c);var v=this._generateLicenseRequestChallenge(i,f);_.send(v)}catch(m){P.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(K.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},b.onMediaAttached=function(f,l){if(!this._emeEnabled)return;var i=l.media;this._media=i,i.addEventListener("encrypted",this._onMediaEncrypted)},b.onMediaDetached=function(){var f=this._media,l=this._mediaKeysList;if(!f)return;f.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(l.map(function(i){if(i.mediaKeysSession)return i.mediaKeysSession.close().catch(function(){})})).then(function(){return f.setMediaKeys(null)}).catch(function(){})},b.onManifestParsed=function(f,l){if(!this._emeEnabled)return;var i=l.levels.map(function(_){return _.audioCodec}).filter(function(_){return!!_}),c=l.levels.map(function(_){return _.videoCodec}).filter(function(_){return!!_});this._attemptKeySystemAccess(N.KeySystems.WIDEVINE,i,c)},O(S,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),S}();G.default=R},"./src/controller/fps-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),k=D("./src/utils/logger.ts"),P=function(){function N(O){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=O,this.registerListeners()}var M=N.prototype;return M.setStreamController=function(A){this.streamController=A},M.registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},M.unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching)},M.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},M.onMediaAttaching=function(A,T){var C=this.hls.config;if(C.capLevelOnFPSDrop){var R=T.media instanceof self.HTMLVideoElement?T.media:null;this.media=R,R&&typeof R.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),C.fpsDroppedMonitoringPeriod)}},M.checkFPS=function(A,T,C){var R=performance.now();if(T){if(this.lastTime){var S=R-this.lastTime,b=C-this.lastDroppedFrames,x=T-this.lastDecodedFrames,f=1e3*b/S,l=this.hls;if(l.trigger(K.Events.FPS_DROP,{currentDropped:b,currentDecoded:x,totalDroppedFrames:C}),f>0&&b>l.config.fpsDroppedMonitoringThreshold*x){var i=l.currentLevel;k.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+i),i>0&&(l.autoLevelCapping===-1||l.autoLevelCapping>=i)&&(i=i-1,l.trigger(K.Events.FPS_DROP_LEVEL_CAPPING,{level:i,droppedLevel:l.currentLevel}),l.autoLevelCapping=i,this.streamController.nextLevelSwitch())}}this.lastTime=R,this.lastDroppedFrames=C,this.lastDecodedFrames=T}},M.checkFPSInterval=function(){var A=this.media;if(A)if(this.isVideoPlaybackQualityAvailable){var T=A.getVideoPlaybackQuality();this.checkFPS(A,T.totalVideoFrames,T.droppedVideoFrames)}else this.checkFPS(A,A.webkitDecodedFrameCount,A.webkitDroppedFrameCount)},N}();G.default=P},"./src/controller/fragment-finders.ts":function(ne,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 M}),D.d(G,"pdtWithinToleranceTest",function(){return O}),D.d(G,"findFragWithCC",function(){return A});var K=D("./src/polyfills/number.ts"),k=D("./src/utils/binary-search.ts");function P(T,C,R){if(C===null||!Array.isArray(T)||!T.length||!Object(K.isFiniteNumber)(C))return null;var S=T[0].programDateTime;if(C<(S||0))return null;var b=T[T.length-1].endProgramDateTime;if(C>=(b||0))return null;R=R||0;for(var x=0;x<T.length;++x){var f=T[x];if(O(C,R,f))return f}return null}function N(T,C,R,S){R===void 0&&(R=0),S===void 0&&(S=0);var b=null;if(T?b=C[T.sn-C[0].sn+1]||null:R===0&&C[0].start===0&&(b=C[0]),b&&M(R,S,b)===0)return b;var x=k.default.search(C,M.bind(null,R,S));return x||b}function M(T,C,R){T===void 0&&(T=0),C===void 0&&(C=0);var S=Math.min(C,R.duration+(R.deltaPTS?R.deltaPTS:0));return R.start+R.duration-S<=T?1:R.start-S>T&&R.start?-1:0}function O(T,C,R){var S=Math.min(C,R.duration+(R.deltaPTS?R.deltaPTS:0))*1e3,b=R.endProgramDateTime||0;return b-S>T}function A(T,C){return k.default.search(T,function(R){return R.cc<C?1:R.cc>C?-1:0})}},"./src/controller/fragment-tracker.ts":function(ne,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"),k=D("./src/types/loader.ts"),P;(function(A){A.NOT_LOADED="NOT_LOADED",A.BACKTRACKED="BACKTRACKED",A.APPENDING="APPENDING",A.PARTIAL="PARTIAL",A.OK="OK"})(P||(P={}));var N=function(){function A(C){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=C,this._registerListeners()}var T=A.prototype;return T._registerListeners=function(){var R=this.hls;R.on(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.on(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.on(K.Events.FRAG_LOADED,this.onFragLoaded,this)},T._unregisterListeners=function(){var R=this.hls;R.off(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.off(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.off(K.Events.FRAG_LOADED,this.onFragLoaded,this)},T.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},T.getAppendedFrag=function(R,S){if(S===k.PlaylistLevelType.MAIN){var b=this.activeFragment,x=this.activeParts;if(!b)return null;if(x)for(var f=x.length;f--;){var l=x[f],i=l?l.end:b.appendedPTS;if(l.start<=R&&i!==void 0&&R<=i)return f>9&&(this.activeParts=x.slice(f-9)),l}else if(b.start<=R&&b.appendedPTS!==void 0&&R<=b.appendedPTS)return b}return this.getBufferedFrag(R,S)},T.getBufferedFrag=function(R,S){for(var b=this.fragments,x=Object.keys(b),f=x.length;f--;){var l=b[x[f]];if((l==null?void 0:l.body.type)===S&&l.buffered){var i=l.body;if(i.start<=R&&R<=i.end)return i}}return null},T.detectEvictedFragments=function(R,S,b){var x=this;Object.keys(this.fragments).forEach(function(f){var l=x.fragments[f];if(!l)return;if(!l.buffered){l.body.type===b&&x.removeFragment(l.body);return}var i=l.range[R];if(!i)return;i.time.some(function(c){var _=!x.isTimeBuffered(c.startPTS,c.endPTS,S);return _&&x.removeFragment(l.body),_})})},T.detectPartialFragments=function(R){var S=this,b=this.timeRanges,x=R.frag,f=R.part;if(!b||x.sn==="initSegment")return;var l=O(x),i=this.fragments[l];if(!i)return;Object.keys(b).forEach(function(c){var _=x.elementaryStreams[c];if(!_)return;var v=b[c],m=f!==null||_.partial===!0;i.range[c]=S.getBufferedTimes(x,f,m,v)}),i.backtrack=i.loaded=null,Object.keys(i.range).length?i.buffered=!0:this.removeFragment(i.body)},T.fragBuffered=function(R){var S=O(R),b=this.fragments[S];b&&(b.backtrack=b.loaded=null,b.buffered=!0)},T.getBufferedTimes=function(R,S,b,x){for(var f={time:[],partial:b},l=S?S.start:R.start,i=S?S.end:R.end,c=R.minEndPTS||i,_=R.maxStartPTS||l,v=0;v<x.length;v++){var m=x.start(v)-this.bufferPadding,u=x.end(v)+this.bufferPadding;if(_>=m&&c<=u){f.time.push({startPTS:Math.max(l,x.start(v)),endPTS:Math.min(i,x.end(v))});break}else if(l<u&&i>m)f.partial=!0,f.time.push({startPTS:Math.max(l,x.start(v)),endPTS:Math.min(i,x.end(v))});else if(i<=m)break}return f},T.getPartialFragment=function(R){var S=null,b,x,f,l=0,i=this.bufferPadding,c=this.fragments;return Object.keys(c).forEach(function(_){var v=c[_];if(!v)return;M(v)&&(x=v.body.start-i,f=v.body.end+i,R>=x&&R<=f&&(b=Math.min(R-x,f-R),l<=b&&(S=v.body,l=b)))}),S},T.getState=function(R){var S=O(R),b=this.fragments[S];return b?b.buffered?M(b)?P.PARTIAL:P.OK:b.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},T.backtrack=function(R,S){var b=O(R),x=this.fragments[b];if(!x||x.backtrack)return null;var f=x.backtrack=S||x.loaded;return x.loaded=null,f},T.getBacktrackData=function(R){var S=O(R),b=this.fragments[S];if(b){var x,f=b.backtrack;if(f!=null&&(x=f.payload)!==null&&x!==void 0&&x.byteLength)return f;this.removeFragment(R)}return null},T.isTimeBuffered=function(R,S,b){for(var x,f,l=0;l<b.length;l++){if(x=b.start(l)-this.bufferPadding,f=b.end(l)+this.bufferPadding,R>=x&&S<=f)return!0;if(S<=x)return!1}return!1},T.onFragLoaded=function(R,S){var b=S.frag,x=S.part;if(b.sn==="initSegment"||b.bitrateTest||x)return;var f=O(b);this.fragments[f]={body:b,loaded:S,backtrack:null,buffered:!1,range:Object.create(null)}},T.onBufferAppended=function(R,S){var b=this,x=S.frag,f=S.part,l=S.timeRanges;if(x.type===k.PlaylistLevelType.MAIN)if(this.activeFragment=x,f){var i=this.activeParts;i||(this.activeParts=i=[]),i.push(f)}else this.activeParts=null;this.timeRanges=l,Object.keys(l).forEach(function(c){var _=l[c];if(b.detectEvictedFragments(c,_),!f)for(var v=0;v<_.length;v++)x.appendedPTS=Math.max(_.end(v),x.appendedPTS||0)})},T.onFragBuffered=function(R,S){this.detectPartialFragments(S)},T.hasFragment=function(R){var S=O(R);return!!this.fragments[S]},T.removeFragmentsInRange=function(R,S,b){var x=this;Object.keys(this.fragments).forEach(function(f){var l=x.fragments[f];if(!l)return;if(l.buffered){var i=l.body;i.type===b&&i.start<S&&i.end>R&&x.removeFragment(i)}})},T.removeFragment=function(R){var S=O(R);R.stats.loaded=0,R.clearElementaryStreamInfo(),delete this.fragments[S]},T.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},A}();function M(A){var T,C;return A.buffered&&(((T=A.range.video)===null||T===void 0?void 0:T.partial)||((C=A.range.audio)===null||C===void 0?void 0:C.partial))}function O(A){return A.type+"_"+A.level+"_"+A.urlId+"_"+A.sn}},"./src/controller/gap-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"STALL_MINIMUM_DURATION_MS",function(){return M}),D.d(G,"MAX_START_GAP_JUMP",function(){return O}),D.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return A}),D.d(G,"SKIP_BUFFER_RANGE_START",function(){return T}),D.d(G,"default",function(){return C});var K=D("./src/utils/buffer-helper.ts"),k=D("./src/errors.ts"),P=D("./src/events.ts"),N=D("./src/utils/logger.ts"),M=250,O=2,A=.1,T=.05,C=function(){function R(b,x,f,l){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=b,this.media=x,this.fragmentTracker=f,this.hls=l}var S=R.prototype;return S.destroy=function(){this.hls=this.fragmentTracker=this.media=null},S.poll=function(x){var f=this.config,l=this.media,i=this.stalled,c=l.currentTime,_=l.seeking,v=this.seeking&&!_,m=!this.seeking&&_;if(this.seeking=_,c!==x){if(this.moved=!0,i!==null){if(this.stallReported){var u=self.performance.now()-i;N.logger.warn("playback not stuck anymore @"+c+", after "+Math.round(u)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||v)&&(this.stalled=null),l.paused||l.ended||l.playbackRate===0||!K.BufferHelper.getBuffered(l).length)return;var y=K.BufferHelper.bufferInfo(l,c,0),d=y.len>0,h=y.nextStart||0;if(!d&&!h)return;if(_){var s=y.len>O,o=!h||h-c>O&&!this.fragmentTracker.getPartialFragment(c);if(s||o)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,p=Math.max(h,y.start||0)-c,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,L=E==null||((g=E.details)===null||g===void 0)?void 0:g.live,F=L?E.details.targetduration*2:O;if(p>0&&p<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(i===null){this.stalled=j;return}var V=j-i;!_&&V>=M&&this._reportStall(y.len);var B=K.BufferHelper.bufferInfo(l,c,f.maxBufferHole);this._tryFixBufferStall(B,V)},S._tryFixBufferStall=function(x,f){var l=this.config,i=this.fragmentTracker,c=this.media,_=c.currentTime,v=i.getPartialFragment(_);if(v){var m=this._trySkipBufferHole(v);if(m)return}x.len>l.maxBufferHole&&f>l.highBufferWatchdogPeriod*1e3&&(N.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},S._reportStall=function(x){var f=this.hls,l=this.media,i=this.stallReported;i||(this.stallReported=!0,N.logger.warn("Playback stalling at @"+l.currentTime+" due to low buffer (buffer="+x+")"),f.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:x}))},S._trySkipBufferHole=function(x){for(var f=this.config,l=this.hls,i=this.media,c=i.currentTime,_=0,v=K.BufferHelper.getBuffered(i),m=0;m<v.length;m++){var u=v.start(m);if(c+f.maxBufferHole>=_&&c<u){var y=Math.max(u+T,i.currentTime+A);return N.logger.warn("skipping hole, adjusting currentTime from "+c+" to "+y),this.moved=!0,this.stalled=null,i.currentTime=y,x&&l.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+c+" to "+y,frag:x}),y}_=v.end(m)}return 0},S._tryNudgeBuffer=function(){var x=this.config,f=this.hls,l=this.media,i=l.currentTime,c=(this.nudgeRetry||0)+1;if(this.nudgeRetry=c,c<x.nudgeMaxRetry){var _=i+c*x.nudgeOffset;N.logger.warn("Nudging 'currentTime' from "+i+" to "+_),l.currentTime=_,f.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else N.logger.error("Playhead still not moving while enough data buffered @"+i+" after "+x.nudgeMaxRetry+" nudges"),f.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},R}()},"./src/controller/id3-track-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),k=D("./src/utils/texttrack-utils.ts"),P=D("./src/demux/id3.ts"),N=.25,M=function(){function O(T){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=T,this._registerListeners()}var A=O.prototype;return A.destroy=function(){this._unregisterListeners()},A._registerListeners=function(){var C=this.hls;C.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),C.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A._unregisterListeners=function(){var C=this.hls;C.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),C.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A.onMediaAttached=function(C,R){this.media=R.media},A.onMediaDetaching=function(){if(!this.id3Track)return;Object(k.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},A.getID3Track=function(C){if(!this.media)return;for(var R=0;R<C.length;R++){var S=C[R];if(S.kind==="metadata"&&S.label==="id3")return Object(k.sendAddTrackEvent)(S,this.media),S}return this.media.addTextTrack("metadata","id3")},A.onFragParsingMetadata=function(C,R){if(!this.media)return;var S=R.frag,b=R.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var x=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,f=0;f<b.length;f++){var l=P.getID3Frames(b[f].data);if(l){var i=b[f].pts,c=f<b.length-1?b[f+1].pts:S.end,_=c-i;_<=0&&(c=i+N);for(var v=0;v<l.length;v++){var m=l[v];if(!P.isTimeStampFrame(m)){var u=new x(i,c,"");u.value=m,this.id3Track.addCue(u)}}}}},A.onBufferFlushing=function(C,R){var S=R.startOffset,b=R.endOffset,x=R.type;if(!x||x==="audio"){var f=this.id3Track;f&&Object(k.removeCuesInRange)(f,S,b)}},O}();G.default=M},"./src/controller/latency-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return O});var K=D("./src/errors.ts"),k=D("./src/events.ts"),P=D("./src/utils/logger.ts");function N(A,T){for(var C=0;C<T.length;C++){var R=T[C];R.enumerable=R.enumerable||!1,R.configurable=!0,"value"in R&&(R.writable=!0),Object.defineProperty(A,R.key,R)}}function M(A,T,C){return T&&N(A.prototype,T),C&&N(A,C),A}var O=function(){function A(C){var R=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 R.timeupdate()},this.hls=C,this.config=C.config,this.registerListeners()}var T=A.prototype;return T.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},T.registerListeners=function(){this.hls.on(k.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(k.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){this.hls.off(k.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(k.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(k.Events.ERROR,this.onError)},T.onMediaAttached=function(R,S){this.media=S.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},T.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},T.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},T.onLevelUpdated=function(R,S){var b=S.details;this.levelDetails=b,b.advanced&&this.timeupdate(),!b.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},T.onError=function(R,S){if(S.details!==K.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},T.timeupdate=function(){var R=this.media,S=this.levelDetails;if(!R||!S)return;this.currentTime=R.currentTime;var b=this.computeLatency();if(b===null)return;this._latency=b;var x=this.config,f=x.lowLatencyMode,l=x.maxLiveSyncPlaybackRate;if(!f||l===1)return;var i=this.targetLatency;if(i===null)return;var c=b-i,_=Math.min(this.maxLatency,i+S.targetduration),v=c<_;if(S.live&&v&&c>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,l)),u=Math.round(2/(1+Math.exp(-.75*c-this.edgeStalled))*20)/20;R.playbackRate=Math.min(m,Math.max(1,u))}else R.playbackRate!==1&&R.playbackRate!==0&&(R.playbackRate=1)},T.estimateLiveEdge=function(){var R=this.levelDetails;return R===null?null:R.edge+R.age},T.computeLatency=function(){var R=this.estimateLiveEdge();return R===null?null:R-this.currentTime},M(A,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var R=this.config,S=this.levelDetails;return R.liveMaxLatencyDuration!==void 0?R.liveMaxLatencyDuration:S?R.liveMaxLatencyDurationCount*S.targetduration:0}},{key:"targetLatency",get:function(){var R=this.levelDetails;if(R===null)return null;var S=R.holdBack,b=R.partHoldBack,x=R.targetduration,f=this.config,l=f.liveSyncDuration,i=f.liveSyncDurationCount,c=f.lowLatencyMode,_=this.hls.userConfig,v=c&&b||S;(_.liveSyncDuration||_.liveSyncDurationCount||v===0)&&(v=l!==void 0?l:i*x);var m=x,u=1;return v+Math.min(this.stallCount*u,m)}},{key:"liveSyncPosition",get:function(){var R=this.estimateLiveEdge(),S=this.targetLatency,b=this.levelDetails;if(R===null||S===null||b===null)return null;var x=b.edge,f=R-S-this.edgeStalled,l=x-b.totalduration,i=x-(this.config.lowLatencyMode&&b.partTarget||b.targetduration);return Math.min(Math.max(l,f),i)}},{key:"drift",get:function(){var R=this.levelDetails;return R===null?1:R.drift}},{key:"edgeStalled",get:function(){var R=this.levelDetails;if(R===null)return 0;var S=(this.config.lowLatencyMode&&R.partTarget||R.targetduration)*3;return Math.max(R.age-S,0)}},{key:"forwardBufferLength",get:function(){var R=this.media,S=this.levelDetails;if(!R||!S)return 0;var b=R.buffered.length;return b?R.buffered.end(b-1):S.edge-this.currentTime}}]),A}()},"./src/controller/level-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return f});var K=D("./src/types/level.ts"),k=D("./src/events.ts"),P=D("./src/errors.ts"),N=D("./src/utils/codecs.ts"),M=D("./src/controller/level-helper.ts"),O=D("./src/controller/base-playlist-controller.ts"),A=D("./src/types/loader.ts");function T(){return T=Object.assign||function(l){for(var i=1;i<arguments.length;i++){var c=arguments[i];for(var _ in c)Object.prototype.hasOwnProperty.call(c,_)&&(l[_]=c[_])}return l},T.apply(this,arguments)}function C(l,i){for(var c=0;c<i.length;c++){var _=i[c];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(l,_.key,_)}}function R(l,i,c){return i&&C(l.prototype,i),c&&C(l,c),l}function S(l,i){l.prototype=Object.create(i.prototype),l.prototype.constructor=l,b(l,i)}function b(l,i){return b=Object.setPrototypeOf||function(_,v){return _.__proto__=v,_},b(l,i)}var x=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),f=function(l){S(i,l);function i(_){var v;return v=l.call(this,_,"[level-controller]")||this,v._levels=[],v._firstLevel=-1,v._startLevel=void 0,v.currentLevelIndex=-1,v.manualLevelIndex=-1,v.onParsedComplete=void 0,v._registerListeners(),v}var c=i.prototype;return c._registerListeners=function(){var v=this.hls;v.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),v.on(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),v.on(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),v.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),v.on(k.Events.ERROR,this.onError,this)},c._unregisterListeners=function(){var v=this.hls;v.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),v.off(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),v.off(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),v.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),v.off(k.Events.ERROR,this.onError,this)},c.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,l.prototype.destroy.call(this)},c.startLoad=function(){var v=this._levels;v.forEach(function(m){m.loadError=0}),l.prototype.startLoad.call(this)},c.onManifestLoaded=function(v,m){var u=[],y=[],d=[],h,s={},o,g=!1,p=!1,E=!1;if(m.levels.forEach(function(V){var B=V.attrs;g=g||!!(V.width&&V.height),p=p||!!V.videoCodec,E=E||!!V.audioCodec,x&&V.audioCodec&&V.audioCodec.indexOf("mp4a.40.34")!==-1&&(V.audioCodec=void 0);var I=V.bitrate+"-"+V.attrs.RESOLUTION+"-"+V.attrs.CODECS;o=s[I],o?o.url.push(V.url):(o=new K.Level(V),s[I]=o,u.push(o)),B&&(B.AUDIO&&Object(M.addGroupId)(o,"audio",B.AUDIO),B.SUBTITLES&&Object(M.addGroupId)(o,"text",B.SUBTITLES))}),(g||p)&&E&&(u=u.filter(function(V){var B=V.videoCodec,I=V.width,$=V.height;return!!B||!!(I&&$)})),u=u.filter(function(V){var B=V.audioCodec,I=V.videoCodec;return(!B||Object(N.isCodecSupportedInMp4)(B,"audio"))&&(!I||Object(N.isCodecSupportedInMp4)(I,"video"))}),m.audioTracks&&(y=m.audioTracks.filter(function(V){return!V.audioCodec||Object(N.isCodecSupportedInMp4)(V.audioCodec,"audio")}),Object(M.assignTrackIdsByGroup)(y)),m.subtitles&&(d=m.subtitles,Object(M.assignTrackIdsByGroup)(d)),u.length>0){h=u[0].bitrate,u.sort(function(V,B){return V.bitrate-B.bitrate}),this._levels=u;for(var L=0;L<u.length;L++)if(u[L].bitrate===h){this._firstLevel=L,this.log("manifest loaded, "+u.length+" level(s) found, first bitrate: "+h);break}var F=E&&!p,j={levels:u,audioTracks:y,subtitleTracks:d,firstLevel:this._firstLevel,stats:m.stats,audio:E,video:p,altAudio:!F&&y.some(function(V){return!!V.url})};this.hls.trigger(k.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(k.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},c.onError=function(v,m){if(l.prototype.onError.call(this,v,m),m.fatal)return;var u=m.context,y=this._levels[this.currentLevelIndex];if(u&&(u.type===A.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&u.groupId===y.audioGroupIds[y.urlId]||u.type===A.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&u.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var d=!1,h=!0,s;switch(m.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var o=this._levels[m.frag.level];o?(o.fragmentError++,o.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=m.frag.level)):s=m.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:u&&(u.deliveryDirectives&&(h=!1),s=u.level),d=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:s=m.level,d=!0;break}s!==void 0&&this.recoverLevel(m,s,d,h)},c.recoverLevel=function(v,m,u,y){var d=v.details,h=this._levels[m];if(h.loadError++,u){var s=this.retryLoadingOrFail(v);if(s)v.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var o=h.url.length;if(o>1&&h.loadError<o)v.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var g=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==g&&this._levels[g].loadError===0&&(this.warn(d+": switch to "+g),v.levelRetry=!0,this.hls.nextAutoLevel=g)}}},c.redundantFailover=function(v){var m=this._levels[v],u=m.url.length;if(u>1){var y=(m.urlId+1)%u;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(d){d.urlId=y}),this.level=v}},c.onFragLoaded=function(v,m){var u=m.frag;if(u!==void 0&&u.type===A.PlaylistLevelType.MAIN){var y=this._levels[u.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},c.onLevelLoaded=function(v,m){var u,y=m.level,d=m.details,h=this._levels[y];if(!h){var s;this.warn("Invalid level index "+y),(s=m.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(d.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(h.fragmentError===0&&(h.loadError=0,this.retryCount=0),this.playlistLoaded(y,m,h.details)):(u=m.deliveryDirectives)!==null&&u!==void 0&&u.skip&&(d.deltaUpdateFailed=!0)},c.onAudioTrackSwitched=function(v,m){var u=this.hls.levels[this.currentLevelIndex];if(!u)return;if(u.audioGroupIds){for(var y=-1,d=this.hls.audioTracks[m.id].groupId,h=0;h<u.audioGroupIds.length;h++)if(u.audioGroupIds[h]===d){y=h;break}y!==u.urlId&&(u.urlId=y,this.startLoad())}},c.loadPlaylist=function(v){var m=this.currentLevelIndex,u=this._levels[m];if(this.canLoad&&u&&u.url.length>0){var y=u.urlId,d=u.url[y];if(v)try{d=v.addDirectives(d)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Attempt loading level index "+m+(v?" at sn "+v.msn+" part "+v.part:"")+" with URL-id "+y+" "+d),this.clearTimer(),this.hls.trigger(k.Events.LEVEL_LOADING,{url:d,level:m,id:y,deliveryDirectives:v||null})}},c.removeLevel=function(v,m){var u=function(h,s){return s!==m},y=this._levels.filter(function(d,h){return h!==v?!0:d.url.length>1&&m!==void 0?(d.url=d.url.filter(u),d.audioGroupIds&&(d.audioGroupIds=d.audioGroupIds.filter(u)),d.textGroupIds&&(d.textGroupIds=d.textGroupIds.filter(u)),d.urlId=0,!0):!1}).map(function(d,h){var s=d.details;return s!=null&&s.fragments&&s.fragments.forEach(function(o){o.level=h}),d});this._levels=y,this.hls.trigger(k.Events.LEVELS_UPDATED,{levels:y})},R(i,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(v){var m,u=this._levels;if(u.length===0)return;if(this.currentLevelIndex===v&&(m=u[v])!==null&&m!==void 0&&m.details)return;if(v<0||v>=u.length){var y=v<0;if(this.hls.trigger(k.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:v,fatal:y,reason:"invalid level idx"}),y)return;v=Math.min(v,u.length-1)}this.clearTimer();var d=this.currentLevelIndex,h=u[d],s=u[v];this.log("switching to level "+v+" from "+d),this.currentLevelIndex=v;var o=T({},s,{level:v,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete o._urlId,this.hls.trigger(k.Events.LEVEL_SWITCHING,o);var g=s.details;if(!g||g.live){var p=this.switchParams(s.uri,h==null?void 0:h.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(v){this.manualLevelIndex=v,this._startLevel===void 0&&(this._startLevel=v),v!==-1&&(this.level=v)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(v){this._firstLevel=v}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var v=this.hls.config.startLevel;return v!==void 0?v:this._firstLevel}else return this._startLevel},set:function(v){this._startLevel=v}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(v){this.level=v,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=v)}}]),i}(O.default)},"./src/controller/level-helper.ts":function(ne,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 M}),D.d(G,"updateFragPTSDTS",function(){return A}),D.d(G,"mergeDetails",function(){return T}),D.d(G,"mapPartIntersection",function(){return C}),D.d(G,"mapFragmentIntersection",function(){return R}),D.d(G,"adjustSliding",function(){return S}),D.d(G,"addSliding",function(){return b}),D.d(G,"computeReloadInterval",function(){return x}),D.d(G,"getFragmentWithSN",function(){return f}),D.d(G,"getPartWith",function(){return l});var K=D("./src/polyfills/number.ts"),k=D("./src/utils/logger.ts");function P(i,c,_){switch(c){case"audio":i.audioGroupIds||(i.audioGroupIds=[]),i.audioGroupIds.push(_);break;case"text":i.textGroupIds||(i.textGroupIds=[]),i.textGroupIds.push(_);break}}function N(i){var c={};i.forEach(function(_){var v=_.groupId||"";_.id=c[v]=c[v]||0,c[v]++})}function M(i,c,_){var v=i[c],m=i[_];O(v,m)}function O(i,c){var _=c.startPTS;if(Object(K.isFiniteNumber)(_)){var v=0,m;c.sn>i.sn?(v=_-i.start,m=i):(v=i.start-_,m=c),m.duration!==v&&(m.duration=v)}else if(c.sn>i.sn){var u=i.cc===c.cc;u&&i.minEndPTS?c.start=i.start+(i.minEndPTS-i.start):c.start=i.start+i.duration}else c.start=Math.max(i.start-c.duration,0)}function A(i,c,_,v,m,u){var y=v-_;y<=0&&(k.logger.warn("Fragment should have a positive duration",c),v=_+c.duration,u=m+c.duration);var d=_,h=v,s=c.startPTS,o=c.endPTS;if(Object(K.isFiniteNumber)(s)){var g=Math.abs(s-_);Object(K.isFiniteNumber)(c.deltaPTS)?c.deltaPTS=Math.max(g,c.deltaPTS):c.deltaPTS=g,d=Math.max(_,s),_=Math.min(_,s),m=Math.min(m,c.startDTS),h=Math.min(v,o),v=Math.max(v,o),u=Math.max(u,c.endDTS)}c.duration=v-_;var p=_-c.start;c.appendedPTS=v,c.start=c.startPTS=_,c.maxStartPTS=d,c.startDTS=m,c.endPTS=v,c.minEndPTS=h,c.endDTS=u;var E=c.sn;if(!i||E<i.startSN||E>i.endSN)return 0;var L,F=E-i.startSN,j=i.fragments;for(j[F]=c,L=F;L>0;L--)O(j[L],j[L-1]);for(L=F;L<j.length-1;L++)O(j[L],j[L+1]);return i.fragmentHint&&O(j[j.length-1],i.fragmentHint),i.PTSKnown=i.alignedSliding=!0,p}function T(i,c){for(var _=null,v=i.fragments,m=v.length-1;m>=0;m--){var u=v[m].initSegment;if(u){_=u;break}}i.fragmentHint&&delete i.fragmentHint.endPTS;var y=0,d;if(R(i,c,function(L,F){L.relurl&&(y=L.cc-F.cc),Object(K.isFiniteNumber)(L.startPTS)&&Object(K.isFiniteNumber)(L.endPTS)&&(F.start=F.startPTS=L.startPTS,F.startDTS=L.startDTS,F.appendedPTS=L.appendedPTS,F.maxStartPTS=L.maxStartPTS,F.endPTS=L.endPTS,F.endDTS=L.endDTS,F.minEndPTS=L.minEndPTS,F.duration=L.endPTS-L.startPTS,F.duration&&(d=F),c.PTSKnown=c.alignedSliding=!0),F.elementaryStreams=L.elementaryStreams,F.loader=L.loader,F.stats=L.stats,F.urlId=L.urlId,L.initSegment&&(F.initSegment=L.initSegment,_=L.initSegment)}),_){var h=c.fragmentHint?c.fragments.concat(c.fragmentHint):c.fragments;h.forEach(function(L){var F;(!L.initSegment||L.initSegment.relurl===((F=_)===null||F===void 0?void 0:F.relurl))&&(L.initSegment=_)})}if(c.skippedSegments&&(c.deltaUpdateFailed=c.fragments.some(function(L){return!L}),c.deltaUpdateFailed)){k.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=c.skippedSegments;s--;)c.fragments.shift();c.startSN=c.fragments[0].sn,c.startCC=c.fragments[0].cc}var o=c.fragments;if(y){k.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<o.length;g++)o[g].cc+=y}c.skippedSegments&&(c.startCC=c.fragments[0].cc),C(i.partList,c.partList,function(L,F){F.elementaryStreams=L.elementaryStreams,F.stats=L.stats}),d?A(c,d,d.startPTS,d.endPTS,d.startDTS,d.endDTS):S(i,c),o.length&&(c.totalduration=c.edge-o[0].start),c.driftStartTime=i.driftStartTime,c.driftStart=i.driftStart;var p=c.advancedDateTime;if(c.advanced&&p){var E=c.edge;c.driftStart||(c.driftStartTime=p,c.driftStart=E),c.driftEndTime=p,c.driftEnd=E}else c.driftEndTime=i.driftEndTime,c.driftEnd=i.driftEnd,c.advancedDateTime=i.advancedDateTime}function C(i,c,_){if(i&&c)for(var v=0,m=0,u=i.length;m<=u;m++){var y=i[m],d=c[m+v];y&&d&&y.index===d.index&&y.fragment.sn===d.fragment.sn?_(y,d):v--}}function R(i,c,_){for(var v=c.skippedSegments,m=Math.max(i.startSN,c.startSN)-c.startSN,u=(i.fragmentHint?1:0)+(v?c.endSN:Math.min(i.endSN,c.endSN))-c.startSN,y=c.startSN-i.startSN,d=c.fragmentHint?c.fragments.concat(c.fragmentHint):c.fragments,h=i.fragmentHint?i.fragments.concat(i.fragmentHint):i.fragments,s=m;s<=u;s++){var o=h[y+s],g=d[s];v&&!g&&s<v&&(g=c.fragments[s]=o),o&&g&&_(o,g)}}function S(i,c){var _=c.startSN+c.skippedSegments-i.startSN,v=i.fragments;if(_<0||_>=v.length)return;b(c,v[_].start)}function b(i,c){if(c){for(var _=i.fragments,v=i.skippedSegments;v<_.length;v++)_[v].start+=c;i.fragmentHint&&(i.fragmentHint.start+=c)}}function x(i,c){var _=1e3*i.levelTargetDuration,v=_/2,m=i.age,u=m>0&&m<_*3,y=c.loading.end-c.loading.start,d,h=i.availabilityDelay;if(i.updated===!1)if(u){var s=333*i.misses;d=Math.max(Math.min(v,y*2),s),i.availabilityDelay=(i.availabilityDelay||0)+d}else d=v;else u?(h=Math.min(h||_/2,m),i.availabilityDelay=h,d=h+_-m):d=_-y;return Math.round(d)}function f(i,c,_){if(!i||!i.details)return null;var v=i.details,m=v.fragments[c-v.startSN];return m||(m=v.fragmentHint,m&&m.sn===c?m:c<v.startSN&&_&&_.sn===c?_:null)}function l(i,c,_){if(!i||!i.details)return null;var v=i.details.partList;if(v)for(var m=v.length;m--;){var u=v[m];if(u.index===_&&u.fragment.sn===c)return u}return null}},"./src/controller/stream-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return v});var K=D("./src/polyfills/number.ts"),k=D("./src/controller/base-stream-controller.ts"),P=D("./src/is-supported.ts"),N=D("./src/events.ts"),M=D("./src/utils/buffer-helper.ts"),O=D("./src/controller/fragment-tracker.ts"),A=D("./src/types/loader.ts"),T=D("./src/loader/fragment.ts"),C=D("./src/demux/transmuxer-interface.ts"),R=D("./src/types/transmuxer.ts"),S=D("./src/controller/gap-controller.ts"),b=D("./src/errors.ts"),x=D("./src/utils/logger.ts");function f(m,u){for(var y=0;y<u.length;y++){var d=u[y];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(m,d.key,d)}}function l(m,u,y){return u&&f(m.prototype,u),y&&f(m,y),m}function i(m,u){m.prototype=Object.create(u.prototype),m.prototype.constructor=m,c(m,u)}function c(m,u){return c=Object.setPrototypeOf||function(d,h){return d.__proto__=h,d},c(m,u)}var _=100,v=function(m){i(u,m);function u(d,h){var s;return s=m.call(this,d,h,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.stalled=!1,s.couldBacktrack=!1,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var y=u.prototype;return y._registerListeners=function(){var h=this.hls;h.on(N.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(N.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(N.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.on(N.Events.ERROR,this.onError,this),h.on(N.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.on(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(N.Events.BUFFER_CREATED,this.onBufferCreated,this),h.on(N.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.on(N.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.on(N.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y._unregisterListeners=function(){var h=this.hls;h.off(N.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(N.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.off(N.Events.ERROR,this.onError,this),h.off(N.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.off(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(N.Events.BUFFER_CREATED,this.onBufferCreated,this),h.off(N.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.off(N.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.off(N.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(h){if(this.levels){var s=this.lastCurrentTime,o=this.hls;if(this.stopLoad(),this.setInterval(_),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var g=o.startLevel;g===-1&&(o.config.testBandwidth?(g=0,this.bitrateTest=!0):g=o.nextAutoLevel),this.level=o.nextLoadLevel=g,this.loadedmetadata=!1}s>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),h=s),this.state=k.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=k.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_LEVEL:{var h,s=this.levels,o=this.level,g=s==null||((h=s[o])===null||h===void 0)?void 0:h.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=k.State.IDLE;break}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var p,E=self.performance.now(),L=this.retryDate;(!L||E>=L||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=k.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var h,s,o=this.hls,g=this.levelLastLoaded,p=this.levels,E=this.media,L=o.config,F=o.nextLoadLevel;if(g===null||!E&&(this.startFragRequested||!L.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[F])return;var j=p[F];this.level=o.nextLoadLevel=F;var V=j.details;if(!V||this.state===k.State.WAITING_LEVEL||V.live&&this.levelLastLoaded!==F){this.state=k.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:E,A.PlaylistLevelType.MAIN);if(B===null)return;var I=B.len,$=this.getMaxBufferLength(j.maxBitrate);if(I>=$)return;if(this._streamEnded(B,V)){var ie={};this.altAudio&&(ie.type="video"),this.hls.trigger(N.Events.BUFFER_EOS,ie),this.state=k.State.ENDED;return}var ue=B.end,fe=this.getNextFragment(ue,V);if(this.couldBacktrack&&!this.fragPrevious&&fe&&fe.sn!=="initSegment"){var ve=fe.sn-V.startSN;ve>1&&(fe=V.fragments[ve-1],this.fragmentTracker.removeFragment(fe))}if(fe&&this.fragmentTracker.getState(fe)===O.FragmentState.OK&&this.nextLoadPosition>ue){var pe=this.audioOnly&&!this.altAudio?T.ElementaryStreamTypes.AUDIO:T.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(E,pe,A.PlaylistLevelType.MAIN),fe=this.getNextFragment(this.nextLoadPosition,V)}if(!fe)return;fe.initSegment&&!fe.initSegment.data&&!this.bitrateTest&&(fe=fe.initSegment),((h=fe.decryptdata)===null||h===void 0?void 0:h.keyFormat)==="identity"&&!((s=fe.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(fe,V):this.loadFragment(fe,V,ue)},y.loadFragment=function(h,s,o){var g,p=this.fragmentTracker.getState(h);if(this.fragCurrent=h,p===O.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(h);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else p=O.FragmentState.NOT_LOADED}p===O.FragmentState.NOT_LOADED||p===O.FragmentState.PARTIAL?h.sn==="initSegment"?this._loadInitSegment(h):this.bitrateTest?(h.bitrateTest=!0,this.log("Fragment "+h.sn+" of level "+h.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(h)):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,h,s,o)):p===O.FragmentState.APPENDING?this.reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h):((g=this.media)===null||g===void 0?void 0:g.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},y.getAppendedFrag=function(h){var s=this.fragmentTracker.getAppendedFrag(h,A.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},y.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,A.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var h=this.levels,s=this.media;if(s!=null&&s.readyState){var o,g=this.getAppendedFrag(s.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!s.paused&&h){var p=this.hls.nextLoadLevel,E=h[p],L=this.fragLastKbps;L&&this.fragCurrent?o=this.fragCurrent.duration*E.maxBitrate/(1e3*L)+1:o=0}else o=0;var F=this.getBufferedFrag(s.currentTime+o);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var V=j.maxStartPTS?j.maxStartPTS:j.start,B=j.duration,I=Math.max(F.end,V+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(I,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var h=this.fragCurrent;this.fragCurrent=null,h!=null&&h.loader&&h.loader.abort(),this.state===k.State.KEY_LOADING&&(this.state=k.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(h,s){m.prototype.flushMainBuffer.call(this,h,s,this.altAudio?"video":null)},y.onMediaAttached=function(h,s){m.prototype.onMediaAttached.call(this,h,s);var o=s.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),o.addEventListener("playing",this.onvplaying),o.addEventListener("seeked",this.onvseeked),this.gapController=new S.default(this.config,o,this.fragmentTracker,this.hls)},y.onMediaDetaching=function(){var h=this.media;h&&(h.removeEventListener("playing",this.onvplaying),h.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),m.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var h=this.media,s=h?h.currentTime:null;Object(K.isFiniteNumber)(s)&&this.log("Media seeked to "+s.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(h,s){var o=!1,g=!1,p;s.levels.forEach(function(E){p=E.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(o=!0),p.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=o&&g&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},y.onLevelLoading=function(h,s){var o=this.levels;if(!o||this.state!==k.State.IDLE)return;var g=o[s.level];(!g.details||g.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(g.details))&&(this.state=k.State.WAITING_LEVEL)},y.onLevelLoaded=function(h,s){var o,g=this.levels,p=s.level,E=s.details,L=E.totalduration;if(!g){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+E.startSN+","+E.endSN+"], cc ["+E.startCC+", "+E.endCC+"] duration:"+L);var F=this.fragCurrent;F&&(this.state===k.State.FRAG_LOADING||this.state===k.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==s.level&&F.loader&&(this.state=k.State.IDLE,F.loader.abort()));var j=g[p],V=0;if(E.live||(o=j.details)!==null&&o!==void 0&&o.live){if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed)return;V=this.alignPlaylists(E,j.details)}if(j.details=E,this.levelLastLoaded=p,this.hls.trigger(N.Events.LEVEL_UPDATED,{details:E,level:p}),this.state===k.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(E))return;this.state=k.State.IDLE}this.startFragRequested?E.live&&this.synchronizeToLiveEdge(E):this.setStartPosition(E,V),this.tick()},y._handleFragmentLoadProgress=function(h){var s,o=h.frag,g=h.part,p=h.payload,E=this.levels;if(!E){this.warn("Levels were reset while fragment load was in progress. Fragment "+o.sn+" of level "+o.level+" will not be buffered");return}var L=E[o.level],F=L.details;if(!F){this.warn("Dropping fragment "+o.sn+" of level "+o.level+" after level details were reset");return}var j=L.videoCodec,V=F.PTSKnown||!F.live,B=(s=o.initSegment)===null||s===void 0?void 0:s.data,I=this._getAudioCodec(L),$=this.transmuxer=this.transmuxer||new C.default(this.hls,A.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),ie=g?g.index:-1,ue=ie!==-1,fe=new R.ChunkMetadata(o.level,o.sn,o.stats.chunkCount,p.byteLength,ie,ue),ve=this.initPTS[o.cc];$.push(p,B,I,j,o,g,F.totalduration,V,fe,ve)},y.onAudioTrackSwitching=function(h,s){var o=this.altAudio,g=!!s.url,p=s.id;if(!g){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var E=this.fragCurrent;E!=null&&E.loader&&(this.log("Switching to main audio track, cancel main fragment load"),E.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var L=this.hls;o&&L.trigger(N.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),L.trigger(N.Events.AUDIO_TRACK_SWITCHED,{id:p})}},y.onAudioTrackSwitched=function(h,s){var o=s.id,g=!!this.hls.audioTracks[o].url;if(g){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=g,this.tick()},y.onBufferCreated=function(h,s){var o=s.tracks,g,p,E=!1;for(var L in o){var F=o[L];if(F.id==="main"){if(p=L,g=F,L==="video"){var j=o[L];j&&(this.videoBuffer=j.buffer)}}else E=!0}E&&g?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(h,s){var o=s.frag,g=s.part;if(o&&o.type!==A.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(o)){this.warn("Fragment "+o.sn+(g?" p: "+g.index:"")+" of level "+o.level+" finished buffering, but was aborted. state: "+this.state),this.state===k.State.PARSED&&(this.state=k.State.IDLE);return}var p=g?g.stats:o.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),o.sn!=="initSegment"&&(this.fragPrevious=o),this.fragBufferedComplete(o,g)},y.onError=function(h,s){switch(s.details){case b.ErrorDetails.FRAG_LOAD_ERROR:case b.ErrorDetails.FRAG_LOAD_TIMEOUT:case b.ErrorDetails.KEY_LOAD_ERROR:case b.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(A.PlaylistLevelType.MAIN,s);break;case b.ErrorDetails.LEVEL_LOAD_ERROR:case b.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==k.State.ERROR&&(s.fatal?(this.warn(""+s.details),this.state=k.State.ERROR):!s.levelRetry&&this.state===k.State.WAITING_LEVEL&&(this.state=k.State.IDLE));break;case b.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var o=!0,g=this.getFwdBufferInfo(this.media,A.PlaylistLevelType.MAIN);g&&g.len>.5&&(o=!this.reduceMaxBufferLength(g.len)),o&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var h=this.media,s=this.gapController;if(!h||!s||!h.readyState)return;var o=M.BufferHelper.getBuffered(h);!this.loadedmetadata&&o.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=k.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(h,s){var o=s.type;if(o!==T.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(o===T.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,o,A.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(h,s){this.levels=s.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var h=this.media,s=h.currentTime,o=this.startPosition;if(o>=0&&s<o){if(h.seeking){x.logger.log("could not seek to "+o+", already seeking at "+s);return}var g=M.BufferHelper.getBuffered(h),p=g.length?g.start(0):0,E=p-o;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(x.logger.log("adjusting start position by "+E+" to match buffer start"),o+=E,this.startPosition=o),this.log("seek to target start position "+o+" from current time "+s),h.currentTime=o}},y._getAudioCodec=function(h){var s=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&s&&(this.log("Swapping audio codec"),s.indexOf("mp4a.40.5")!==-1?s="mp4a.40.2":s="mp4a.40.5"),s},y._loadBitrateTestFrag=function(h){var s=this;this._doFragLoad(h).then(function(o){var g=s.hls;if(!o||g.nextLoadLevel||s.fragContextChanged(h))return;s.fragLoadError=0,s.state=k.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var p=h.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),g.trigger(N.Events.FRAG_LOADED,o)})},y._handleTransmuxComplete=function(h){var s,o="main",g=this.hls,p=h.remuxResult,E=h.chunkMeta,L=this.getCurrentContext(E);if(!L){this.warn("The loading context changed while buffering fragment "+E.sn+" of level "+E.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(E.level);return}var F=L.frag,j=L.part,V=L.level,B=p.video,I=p.text,$=p.id3,ie=p.initSegment,ue=this.altAudio?void 0:p.audio;if(this.fragContextChanged(F))return;if(this.state=k.State.PARSING,ie){ie.tracks&&(this._bufferInitSegment(V,ie.tracks,F,E),g.trigger(N.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:o,tracks:ie.tracks}));var fe=ie.initPTS,ve=ie.timescale;Object(K.isFiniteNumber)(fe)&&(this.initPTS[F.cc]=fe,g.trigger(N.Events.INIT_PTS_FOUND,{frag:F,id:o,initPTS:fe,timescale:ve}))}if(B&&p.independent!==!1){if(V.details){var pe=B.startPTS,te=B.endPTS,ee=B.startDTS,se=B.endDTS;if(j)j.elementaryStreams[B.type]={startPTS:pe,endPTS:te,startDTS:ee,endDTS:se};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(F);return}F.setElementaryStreamInfo(B.type,F.start,te,F.start,se,!0)}F.setElementaryStreamInfo(B.type,pe,te,ee,se),this.bufferFragmentData(B,F,j,E)}}else if(p.independent===!1){this.backtrack(F);return}if(ue){var J=ue.startPTS,he=ue.endPTS,Ce=ue.startDTS,De=ue.endDTS;j&&(j.elementaryStreams[T.ElementaryStreamTypes.AUDIO]={startPTS:J,endPTS:he,startDTS:Ce,endDTS:De}),F.setElementaryStreamInfo(T.ElementaryStreamTypes.AUDIO,J,he,Ce,De),this.bufferFragmentData(ue,F,j,E)}if($!=null&&(s=$.samples)!==null&&s!==void 0&&s.length){var we={frag:F,id:o,samples:$.samples};g.trigger(N.Events.FRAG_PARSING_METADATA,we)}if(I){var Me={frag:F,id:o,samples:I.samples};g.trigger(N.Events.FRAG_PARSING_USERDATA,Me)}},y._bufferInitSegment=function(h,s,o,g){var p=this;if(this.state!==k.State.PARSING)return;this.audioOnly=!!s.audio&&!s.video,this.altAudio&&!this.audioOnly&&delete s.audio;var E=s.audio,L=s.video,F=s.audiovideo;if(E){var j=h.audioCodec,V=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),E.metadata.channelCount!==1&&V.indexOf("firefox")===-1&&(j="mp4a.40.5")),V.indexOf("android")!==-1&&E.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),h.audioCodec&&h.audioCodec!==j&&this.log('Swapping manifest audio codec "'+h.audioCodec+'" for "'+j+'"'),E.levelCodec=j,E.id="main",this.log("Init audio buffer, container:"+E.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(h.audioCodec||"")+"/"+E.codec+"]")}L&&(L.levelCodec=h.videoCodec,L.id="main",this.log("Init video buffer, container:"+L.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+L.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(N.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(B){var I=s[B],$=I.initSegment;$!=null&&$.byteLength&&p.hls.trigger(N.Events.BUFFER_APPENDING,{type:B,data:$,frag:o,part:null,chunkMeta:g,parent:o.type})}),this.tick()},y.backtrack=function(h){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(h);var s=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,s?this.resetFragmentLoading(h):this.state=k.State.BACKTRACKING},y.checkFragmentChanged=function(){var h=this.media,s=null;if(h&&h.readyState>1&&h.seeking===!1){var o=h.currentTime;if(M.BufferHelper.isBuffered(h,o)?s=this.getAppendedFrag(o):M.BufferHelper.isBuffered(h,o+.1)&&(s=this.getAppendedFrag(o+.1)),s){var g=this.fragPlaying,p=s.level;(!g||s.sn!==g.sn||g.level!==p||s.urlId!==g.urlId)&&(this.hls.trigger(N.Events.FRAG_CHANGED,{frag:s}),(!g||g.level!==p)&&this.hls.trigger(N.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=s)}}},l(u,[{key:"nextLevel",get:function(){var h=this.nextBufferedFrag;return h?h.level:-1}},{key:"currentLevel",get:function(){var h=this.media;if(h){var s=this.getAppendedFrag(h.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var s=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),u}(k.default)},"./src/controller/subtitle-stream-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"SubtitleStreamController",function(){return i});var K=D("./src/events.ts"),k=D("./src/utils/logger.ts"),P=D("./src/utils/buffer-helper.ts"),N=D("./src/controller/fragment-finders.ts"),M=D("./src/utils/discontinuities.ts"),O=D("./src/controller/level-helper.ts"),A=D("./src/controller/fragment-tracker.ts"),T=D("./src/controller/base-stream-controller.ts"),C=D("./src/types/loader.ts"),R=D("./src/types/level.ts");function S(c,_){for(var v=0;v<_.length;v++){var m=_[v];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(c,m.key,m)}}function b(c,_,v){return _&&S(c.prototype,_),v&&S(c,v),c}function x(c,_){c.prototype=Object.create(_.prototype),c.prototype.constructor=c,f(c,_)}function f(c,_){return f=Object.setPrototypeOf||function(m,u){return m.__proto__=u,m},f(c,_)}var l=500,i=function(c){x(_,c);function _(m,u){var y;return y=c.call(this,m,u,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var v=_.prototype;return v.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},v._registerListeners=function(){var u=this.hls;u.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(K.Events.ERROR,this.onError,this),u.on(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.on(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),u.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),u.on(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),u.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},v._unregisterListeners=function(){var u=this.hls;u.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(K.Events.ERROR,this.onError,this),u.off(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),u.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),u.off(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),u.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},v.startLoad=function(){this.stopLoad(),this.state=T.State.IDLE,this.setInterval(l),this.tick()},v.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},v.onLevelLoaded=function(u,y){this.mainDetails=y.details},v.onSubtitleFragProcessed=function(u,y){var d=y.frag,h=y.success;if(this.fragPrevious=d,this.state=T.State.IDLE,!h)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var o,g=d.start,p=0;p<s.length;p++)if(g>=s[p].start&&g<=s[p].end){o=s[p];break}var E=d.start+d.duration;o?o.end=E:(o={start:g,end:E},s.push(o)),this.fragmentTracker.fragBuffered(d)},v.onBufferFlushing=function(u,y){var d=y.startOffset,h=y.endOffset;if(d===0&&h!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,o=this.levels;if(!o.length||!o[s]||!o[s].details)return;var g=o[s].details,p=g.targetduration,E=h-p;if(E<=0)return;y.endOffsetSubtitles=Math.max(0,E),this.tracksBuffered.forEach(function(L){for(var F=0;F<L.length;){if(L[F].end<=E){L.shift();continue}else if(L[F].start<E)L[F].start=E;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(d,E,C.PlaylistLevelType.SUBTITLE)}},v.onError=function(u,y){var d,h=y.frag;if(!h||h.type!==C.PlaylistLevelType.SUBTITLE)return;(d=this.fragCurrent)!==null&&d!==void 0&&d.loader&&this.fragCurrent.loader.abort(),this.state=T.State.IDLE},v.onSubtitleTracksUpdated=function(u,y){var d=this,h=y.subtitleTracks;this.tracksBuffered=[],this.levels=h.map(function(s){return new R.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){d.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},v.onSubtitleTrackSwitch=function(u,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var d=this.levels[this.currentTrackId];d!=null&&d.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,d&&this.setInterval(l)},v.onSubtitleTrackLoaded=function(u,y){var d,h=y.details,s=y.id,o=this.currentTrackId,g=this.levels;if(!g.length)return;var p=g[o];if(s>=g.length||s!==o||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,h.live||(d=p.details)!==null&&d!==void 0&&d.live){var E=this.mainDetails;if(h.deltaUpdateFailed||!E)return;var L=E.fragments[0];if(!p.details)h.hasProgramDateTime&&E.hasProgramDateTime?Object(M.alignMediaPlaylistByPDT)(h,E):L&&Object(O.addSliding)(h,L.start);else{var F=this.alignPlaylists(h,p.details);F===0&&L&&Object(O.addSliding)(h,L.start)}}if(p.details=h,this.levelLastLoaded=s,this.tick(),h.live&&!this.fragCurrent&&this.media&&this.state===T.State.IDLE){var j=Object(N.findFragmentByPTS)(null,h.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},v._handleFragmentLoadComplete=function(u){var y=u.frag,d=u.payload,h=y.decryptdata,s=this.hls;if(this.fragContextChanged(y))return;if(d&&d.byteLength>0&&h&&h.key&&h.iv&&h.method==="AES-128"){var o=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(d),h.key.buffer,h.iv.buffer).then(function(g){var p=performance.now();s.trigger(K.Events.FRAG_DECRYPTED,{frag:y,payload:g,stats:{tstart:o,tdecrypt:p}})})}},v.doTick=function(){if(!this.media){this.state=T.State.IDLE;return}if(this.state===T.State.IDLE){var u,y=this.currentTrackId,d=this.levels;if(!d.length||!d[y]||!d[y].details)return;var h=d[y].details,s=h.targetduration,o=this.config,g=this.media,p=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,g.currentTime-s,o.maxBufferHole),E=p.end,L=p.len,F=this.getMaxBufferLength()+s;if(L>F)return;console.assert(h,"Subtitle track details are defined on idle subtitle stream controller tick");var j=h.fragments,V=j.length,B=h.edge,I,$=this.fragPrevious;if(E<B){var ie=o.maxFragLookUpTolerance;$&&h.hasProgramDateTime&&(I=Object(N.findFragmentByPDT)(j,$.endProgramDateTime,ie)),I||(I=Object(N.findFragmentByPTS)($,j,E,ie),!I&&$&&$.start<j[0].start&&(I=j[0]))}else I=j[V-1];(u=I)!==null&&u!==void 0&&u.encrypted?(k.logger.log("Loading key for "+I.sn),this.state=T.State.KEY_LOADING,this.hls.trigger(K.Events.KEY_LOADING,{frag:I})):I&&this.fragmentTracker.getState(I)===A.FragmentState.NOT_LOADED&&this.loadFragment(I,h,E)}},v.loadFragment=function(u,y,d){this.fragCurrent=u,c.prototype.loadFragment.call(this,u,y,d)},b(_,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),_}(T.default)},"./src/controller/subtitle-track-controller.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),k=D("./src/utils/texttrack-utils.ts"),P=D("./src/controller/base-playlist-controller.ts"),N=D("./src/types/loader.ts");function M(S,b){for(var x=0;x<b.length;x++){var f=b[x];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(S,f.key,f)}}function O(S,b,x){return b&&M(S.prototype,b),x&&M(S,x),S}function A(S,b){S.prototype=Object.create(b.prototype),S.prototype.constructor=S,T(S,b)}function T(S,b){return T=Object.setPrototypeOf||function(f,l){return f.__proto__=l,f},T(S,b)}var C=function(S){A(b,S);function b(f){var l;return l=S.call(this,f,"[subtitle-track-controller]")||this,l.media=null,l.tracks=[],l.groupId=null,l.tracksInGroup=[],l.trackId=-1,l.selectDefaultTrack=!0,l.queuedDefaultTrack=-1,l.trackChangeListener=function(){return l.onTextTracksChanged()},l.asyncPollTrackChange=function(){return l.pollTrackChange(0)},l.useTextTrackPolling=!1,l.subtitlePollingInterval=-1,l.subtitleDisplay=!0,l.registerListeners(),l}var x=b.prototype;return x.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,S.prototype.destroy.call(this)},x.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.MANIFEST_LOADING,this.onManifestLoading,this),l.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),l.on(K.Events.ERROR,this.onError,this)},x.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.MANIFEST_LOADING,this.onManifestLoading,this),l.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),l.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),l.off(K.Events.ERROR,this.onError,this)},x.onMediaAttached=function(l,i){if(this.media=i.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)},x.pollTrackChange=function(l){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,l)},x.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 l=R(this.media.textTracks);l.forEach(function(i){Object(k.clearCurrentCues)(i)}),this.subtitleTrack=-1,this.media=null},x.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},x.onManifestParsed=function(l,i){this.tracks=i.subtitleTracks},x.onSubtitleTrackLoaded=function(l,i){var c=i.id,_=i.details,v=this.trackId,m=this.tracksInGroup[v];if(!m){this.warn("Invalid subtitle track id "+c);return}var u=m.details;m.details=i.details,this.log("subtitle track "+c+" loaded ["+_.startSN+"-"+_.endSN+"]"),c===this.trackId&&(this.retryCount=0,this.playlistLoaded(c,i,u))},x.onLevelLoading=function(l,i){this.switchLevel(i.level)},x.onLevelSwitching=function(l,i){this.switchLevel(i.level)},x.switchLevel=function(l){var i=this.hls.levels[l];if(!(i!=null&&i.textGroupIds))return;var c=i.textGroupIds[i.urlId];if(this.groupId!==c){var _=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,v=this.tracks.filter(function(y){return!c||y.groupId===c});this.tracksInGroup=v;var m=this.findTrackId(_==null?void 0:_.name)||this.findTrackId();this.groupId=c;var u={subtitleTracks:v};this.log("Updating subtitle tracks, "+v.length+' track(s) found in "'+c+'" group-id'),this.hls.trigger(K.Events.SUBTITLE_TRACKS_UPDATED,u),m!==-1&&this.setSubtitleTrack(m,_)}},x.findTrackId=function(l){for(var i=this.tracksInGroup,c=0;c<i.length;c++){var _=i[c];if((!this.selectDefaultTrack||_.default)&&(!l||l===_.name))return _.id}return-1},x.onError=function(l,i){if(S.prototype.onError.call(this,l,i),i.fatal||!i.context)return;i.context.type===N.PlaylistContextType.SUBTITLE_TRACK&&i.context.id===this.trackId&&i.context.groupId===this.groupId&&this.retryLoadingOrFail(i)},x.loadPlaylist=function(l){var i=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(i)){var c=i.id,_=i.groupId,v=i.url;if(l)try{v=l.addDirectives(v)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+c),this.hls.trigger(K.Events.SUBTITLE_TRACK_LOADING,{url:v,id:c,groupId:_,deliveryDirectives:l||null})}},x.toggleTrackModes=function(l){var i=this,c=this.media,_=this.subtitleDisplay,v=this.trackId;if(!c)return;var m=R(c.textTracks),u=m.filter(function(h){return h.groupId===i.groupId});if(l===-1)[].slice.call(m).forEach(function(h){h.mode="disabled"});else{var y=u[v];y&&(y.mode="disabled")}var d=u[l];d&&(d.mode=_?"showing":"hidden")},x.setSubtitleTrack=function(l,i){var c,_=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=l;return}if(this.trackId!==l&&this.toggleTrackModes(l),this.trackId===l&&(l===-1||(c=_[l])!==null&&c!==void 0&&c.details)||l<-1||l>=_.length)return;this.clearTimer();var v=_[l];if(this.log("Switching to subtitle track "+l),this.trackId=l,v){var m=v.id,u=v.groupId,y=u===void 0?"":u,d=v.name,h=v.type,s=v.url;this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:y,name:d,type:h,url:s});var o=this.switchParams(v.url,i==null?void 0:i.details);this.loadPlaylist(o)}else this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:l})},x.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var l=-1,i=R(this.media.textTracks),c=0;c<i.length;c++)if(i[c].mode==="hidden")l=c;else if(i[c].mode==="showing"){l=c;break}this.subtitleTrack!==l&&(this.subtitleTrack=l)},O(b,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(l){this.selectDefaultTrack=!1;var i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(l,i)}}]),b}(P.default);function R(S){for(var b=[],x=0;x<S.length;x++){var f=S[x];f.kind==="subtitles"&&f.label&&b.push(S[x])}return b}G.default=C},"./src/controller/timeline-controller.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"TimelineController",function(){return R});var K=D("./src/polyfills/number.ts"),k=D("./src/events.ts"),P=D("./src/utils/cea-608-parser.ts"),N=D("./src/utils/output-filter.ts"),M=D("./src/utils/webvtt-parser.ts"),O=D("./src/utils/texttrack-utils.ts"),A=D("./src/utils/imsc1-ttml-parser.ts"),T=D("./src/types/loader.ts"),C=D("./src/utils/logger.ts"),R=function(){function f(i){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=x(),this.captionsProperties=void 0,this.hls=i,this.config=i.config,this.Cues=i.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 c=new N.default(this,"textTrack1"),_=new N.default(this,"textTrack2"),v=new N.default(this,"textTrack3"),m=new N.default(this,"textTrack4");this.cea608Parser1=new P.default(1,c,_),this.cea608Parser2=new P.default(3,v,m)}i.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),i.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),i.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),i.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),i.on(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),i.on(k.Events.FRAG_LOADING,this.onFragLoading,this),i.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),i.on(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),i.on(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),i.on(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),i.on(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),i.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var l=f.prototype;return l.destroy=function(){var c=this.hls;c.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),c.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),c.off(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),c.off(k.Events.FRAG_LOADING,this.onFragLoading,this),c.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),c.off(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),c.off(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),c.off(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),c.off(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),c.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},l.addCues=function(c,_,v,m,u){for(var y=!1,d=u.length;d--;){var h=u[d],s=b(h[0],h[1],_,v);if(s>=0&&(h[0]=Math.min(h[0],_),h[1]=Math.max(h[1],v),y=!0,s/(v-_)>.5))return}if(y||u.push([_,v]),this.config.renderTextTracksNatively){var o=this.captionsTracks[c];this.Cues.newCue(o,_,v,m)}else{var g=this.Cues.newCue(null,_,v,m);this.hls.trigger(k.Events.CUES_PARSED,{type:"captions",cues:g,track:c})}},l.onInitPtsFound=function(c,_){var v=this,m=_.frag,u=_.id,y=_.initPTS,d=_.timescale,h=this.unparsedVttFrags;u==="main"&&(this.initPTS[m.cc]=y,this.timescale[m.cc]=d),h.length&&(this.unparsedVttFrags=[],h.forEach(function(s){v.onFragLoaded(k.Events.FRAG_LOADED,s)}))},l.getExistingTrack=function(c){var _=this.media;if(_)for(var v=0;v<_.textTracks.length;v++){var m=_.textTracks[v];if(m[c])return m}return null},l.createCaptionsTrack=function(c){this.config.renderTextTracksNatively?this.createNativeTrack(c):this.createNonNativeTrack(c)},l.createNativeTrack=function(c){if(this.captionsTracks[c])return;var _=this.captionsProperties,v=this.captionsTracks,m=this.media,u=_[c],y=u.label,d=u.languageCode,h=this.getExistingTrack(c);if(h)v[c]=h,Object(O.clearCurrentCues)(v[c]),Object(O.sendAddTrackEvent)(v[c],m);else{var s=this.createTextTrack("captions",y,d);s&&(s[c]=!0,v[c]=s)}},l.createNonNativeTrack=function(c){if(this.nonNativeCaptionsTracks[c])return;var _=this.captionsProperties[c];if(!_)return;var v=_.label,m={_id:c,label:v,kind:"captions",default:_.media?!!_.media.default:!1,closedCaptions:_.media};this.nonNativeCaptionsTracks[c]=m,this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},l.createTextTrack=function(c,_,v){var m=this.media;return m?m.addTextTrack(c,_,v):void 0},l.onMediaAttaching=function(c,_){this.media=_.media,this._cleanTracks()},l.onMediaDetaching=function(){var c=this.captionsTracks;Object.keys(c).forEach(function(_){Object(O.clearCurrentCues)(c[_]),delete c[_]}),this.nonNativeCaptionsTracks={}},l.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=x(),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())},l._cleanTracks=function(){var c=this.media;if(!c)return;var _=c.textTracks;if(_)for(var v=0;v<_.length;v++)Object(O.clearCurrentCues)(_[v])},l.onSubtitleTracksUpdated=function(c,_){var v=this;this.textTracks=[];var m=_.subtitleTracks||[],u=m.some(function(s){return s.textCodec===A.IMSC1_CODEC});if(this.config.enableWebVTT||u&&this.config.enableIMSC1){var y=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var d=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,o){var g;if(o<d.length){for(var p=null,E=0;E<d.length;E++)if(S(d[E],s)){p=d[E];break}p&&(g=p)}g?Object(O.clearCurrentCues)(g):(g=v.createTextTrack("subtitles",s.name,s.lang),g&&(g.mode="disabled")),g&&(g.groupId=s.groupId,v.textTracks.push(g))})}else if(!y&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(s){return{label:s.name,kind:s.type.toLowerCase(),default:s.default,subtitleTrack:s}});this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},l.onManifestLoaded=function(c,_){var v=this;this.config.enableCEA708Captions&&_.captions&&_.captions.forEach(function(m){var u=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!u)return;var y="textTrack"+u[1],d=v.captionsProperties[y];if(!d)return;d.label=m.name,m.lang&&(d.languageCode=m.lang),d.media=m})},l.onFragLoading=function(c,_){var v=this.cea608Parser1,m=this.cea608Parser2,u=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(v&&m))return;if(_.frag.type===T.PlaylistLevelType.MAIN){var d,h,s=_.frag.sn,o=(d=_==null||((h=_.part)===null||h===void 0)?void 0:h.index)!=null?d:-1;s===u+1||s===u&&o===y+1||(v.reset(),m.reset()),this.lastSn=s,this.lastPartIndex=o}},l.onFragLoaded=function(c,_){var v=_.frag,m=_.payload,u=this.initPTS,y=this.unparsedVttFrags;if(v.type===T.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(K.isFiniteNumber)(u[v.cc])){y.push(_),u.length&&this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:v,error:new Error("Missing initial subtitle PTS")});return}var d=v.decryptdata;if(d==null||d.key==null||d.method!=="AES-128"){var h=this.tracks[v.level],s=this.vttCCs;s[v.cc]||(s[v.cc]={start:v.start,prevCC:this.prevCC,new:!0},this.prevCC=v.cc),h&&h.textCodec===A.IMSC1_CODEC?this._parseIMSC1(v,m):this._parseVTTs(v,m,s)}}else this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:v,error:new Error("Empty subtitle payload")})},l._parseIMSC1=function(c,_){var v=this,m=this.hls;Object(A.parseIMSC1)(_,this.initPTS[c.cc],this.timescale[c.cc],function(u){v._appendCues(u,c.level),m.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:c})},function(u){C.logger.log("Failed to parse IMSC1: "+u),m.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:c,error:u})})},l._parseVTTs=function(c,_,v){var m=this,u=this.hls;Object(M.parseWebVTT)(_,this.initPTS[c.cc],this.timescale[c.cc],v,c.cc,c.start,function(y){m._appendCues(y,c.level),u.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:c})},function(y){m._fallbackToIMSC1(c,_),C.logger.log("Failed to parse VTT cue: "+y),u.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:c,error:y})})},l._fallbackToIMSC1=function(c,_){var v=this,m=this.tracks[c.level];m.textCodec||Object(A.parseIMSC1)(_,this.initPTS[c.cc],this.timescale[c.cc],function(){m.textCodec=A.IMSC1_CODEC,v._parseIMSC1(c,_)},function(){m.textCodec="wvtt"})},l._appendCues=function(c,_){var v=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[_];if(m.mode==="disabled")return;c.forEach(function(d){return Object(O.addCueToTrack)(m,d)})}else{var u=this.tracks[_],y=u.default?"default":"subtitles"+_;v.trigger(k.Events.CUES_PARSED,{type:"subtitles",cues:c,track:y})}},l.onFragDecrypted=function(c,_){var v=_.frag;if(v.type===T.PlaylistLevelType.SUBTITLE){if(!Object(K.isFiniteNumber)(this.initPTS[v.cc])){this.unparsedVttFrags.push(_);return}this.onFragLoaded(k.Events.FRAG_LOADED,_)}},l.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},l.onFragParsingUserdata=function(c,_){var v=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(v&&m))return;for(var u=0;u<_.samples.length;u++){var y=_.samples[u].bytes;if(y){var d=this.extractCea608Data(y);v.addData(_.samples[u].pts,d[0]),m.addData(_.samples[u].pts,d[1])}}},l.onBufferFlushing=function(c,_){var v=_.startOffset,m=_.endOffset,u=_.endOffsetSubtitles,y=_.type,d=this.media;if(!d||d.currentTime<m)return;if(!y||y==="video"){var h=this.captionsTracks;Object.keys(h).forEach(function(o){return Object(O.removeCuesInRange)(h[o],v,m)})}if(this.config.renderTextTracksNatively&&(v===0&&u!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(o){return Object(O.removeCuesInRange)(s[o],v,u)})}},l.extractCea608Data=function(c){for(var _=c[0]&31,v=2,m=[[],[]],u=0;u<_;u++){var y=c[v++],d=127&c[v++],h=127&c[v++],s=(4&y)!==0,o=3&y;if(d===0&&h===0)continue;s&&((o===0||o===1)&&(m[o].push(d),m[o].push(h)))}return m},f}();function S(f,l){return f&&f.label===l.name&&!(f.textTrack1||f.textTrack2)}function b(f,l,i,c){return Math.min(l,c)-Math.max(f,i)}function x(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return K});var K=function(){function k(N,M){this.subtle=void 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K=D("./src/crypt/aes-crypto.ts"),k=D("./src/crypt/fast-aes-key.ts"),P=D("./src/crypt/aes-decryptor.ts"),N=D("./src/utils/logger.ts"),M=D("./src/utils/mp4-tools.ts"),O=D("./src/utils/typed-array.ts"),A=16,T=function(){function C(S,b,x){var f=x===void 0?{}:x,l=f.removePKCS7Padding,i=l===void 0?!0:l;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=S,this.config=b,this.removePKCS7Padding=i,i)try{var c=self.crypto;c&&(this.subtle=c.subtle||c.webkitSubtle)}catch(_){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var R=C.prototype;return R.destroy=function(){this.observer=null},R.isSync=function(){return this.config.enableSoftwareAES},R.flush=function(){var b=this.currentResult;if(!b){this.reset();return}var x=new Uint8Array(b);return this.reset(),this.removePKCS7Padding?Object(P.removePadding)(x):x},R.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},R.decrypt=function(b,x,f,l){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(b),x,f);var i=this.flush();i&&l(i.buffer)}else this.webCryptoDecrypt(new Uint8Array(b),x,f).then(l)},R.softwareDecrypt=function(b,x,f){var l=this.currentIV,i=this.currentResult,c=this.remainderData;this.logOnce("JS AES decrypt"),c&&(b=Object(M.appendUint8Array)(c,b),this.remainderData=null);var _=this.getValidChunk(b);if(!_.length)return null;l&&(f=l);var v=this.softwareDecrypter;v||(v=this.softwareDecrypter=new P.default),v.expandKey(x);var m=i;return this.currentResult=v.decrypt(_.buffer,0,f),this.currentIV=Object(O.sliceUint8)(_,-16).buffer,m||null},R.webCryptoDecrypt=function(b,x,f){var l=this,i=this.subtle;return(this.key!==x||!this.fastAesKey)&&(this.key=x,this.fastAesKey=new 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this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},k}()},"./src/demux/aacdemuxer.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/demux/base-audio-demuxer.ts"),k=D("./src/demux/adts.ts"),P=D("./src/utils/logger.ts"),N=D("./src/demux/id3.ts");function M(T,C){T.prototype=Object.create(C.prototype),T.prototype.constructor=T,O(T,C)}function O(T,C){return O=Object.setPrototypeOf||function(S,b){return S.__proto__=b,S},O(T,C)}var A=function(T){M(C,T);function C(S,b){var x;return x=T.call(this)||this,x.observer=void 0,x.config=void 0,x.observer=S,x.config=b,x}var R=C.prototype;return R.resetInitSegment=function(b,x,f){T.prototype.resetInitSegment.call(this,b,x,f),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:b,duration:f,inputTimeScale:9e4,dropped:0}},C.probe=function(b){if(!b)return!1;for(var x=N.getID3Data(b,0)||[],f=x.length,l=b.length;f<l;f++)if(k.probe(b,f))return P.logger.log("ADTS 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m,u,y,d,h=navigator.userAgent.toLowerCase(),s=v,o=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];m=((c[_+2]&192)>>>6)+1;var g=(c[_+2]&60)>>>2;if(g>o.length-1){i.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+g});return}return y=(c[_+2]&1)<<2,y|=(c[_+3]&192)>>>6,K.logger.log("manifest codec:"+v+", ADTS type:"+m+", samplingIndex:"+g),/firefox/i.test(h)?g>=6?(m=5,d=new Array(4),u=g-3):(m=2,d=new Array(2),u=g):h.indexOf("android")!==-1?(m=2,d=new Array(2),u=g):(m=5,d=new Array(4),v&&(v.indexOf("mp4a.40.29")!==-1||v.indexOf("mp4a.40.5")!==-1)||!v&&g>=6?u=g-3:((v&&v.indexOf("mp4a.40.2")!==-1&&(g>=6&&y===1||/vivaldi/i.test(h))||!v&&y===1)&&(m=2,d=new Array(2)),u=g)),d[0]=m<<3,d[0]|=(g&14)>>1,d[1]|=(g&1)<<7,d[1]|=y<<3,m===5&&(d[1]|=(u&14)>>1,d[2]=(u&1)<<7,d[2]|=2<<2,d[3]=0),{config:d,samplerate:o[g],channelCount:y,codec:"mp4a.40."+m,manifestCodec:s}}function M(i,c){return i[c]===255&&(i[c+1]&246)===240}function O(i,c){return i[c+1]&1?7:9}function A(i,c){return(i[c+3]&3)<<11|i[c+4]<<3|(i[c+5]&224)>>>5}function T(i,c){return c+5<i.length}function C(i,c){return c+1<i.length&&M(i,c)}function R(i,c){return T(i,c)&&M(i,c)&&A(i,c)<=i.length-c}function S(i,c){if(C(i,c)){var _=O(i,c);if(c+_>=i.length)return!1;var v=A(i,c);if(v<=_)return!1;var m=c+v;return m===i.length||C(i,m)}return!1}function b(i,c,_,v,m){if(!i.samplerate){var u=N(c,_,v,m);if(!u)return;i.config=u.config,i.samplerate=u.samplerate,i.channelCount=u.channelCount,i.codec=u.codec,i.manifestCodec=u.manifestCodec,K.logger.log("parsed codec:"+i.codec+", rate:"+u.samplerate+", channels:"+u.channelCount)}}function x(i){return 1024*9e4/i}function f(i,c,_,v,m){var u=O(i,c),y=A(i,c);if(y-=u,y>0){var d=_+v*m;return{headerLength:u,frameLength:y,stamp:d}}}function l(i,c,_,v,m){var u=x(i.samplerate),y=f(c,_,v,m,u);if(y){var d=y.frameLength,h=y.headerLength,s=y.stamp,o=h+d,g=Math.max(0,_+o-c.length),p;g?(p=new 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x=k.getID3Data(S,0),f=x?x.length:0,l,i,c=this._audioTrack,_=this._id3Track,v=x?k.getTimeStamp(x):void 0,m=S.length;for((this.frameIndex===0||this.initPTS===null)&&(this.initPTS=A(v,b)),x&&x.length>0&&_.samples.push({pts:this.initPTS,dts:this.initPTS,data:x}),i=this.initPTS;f<m;){if(this.canParse(S,f)){var u=this.appendFrame(c,S,f);u?(this.frameIndex++,i=u.sample.pts,f+=u.length,l=f):f=m}else k.canParse(S,f)?(x=k.getID3Data(S,f),_.samples.push({pts:i,dts:i,data:x}),f+=x.length,l=f):f++;if(f===m&&l!==m){var y=Object(M.sliceUint8)(S,l);this.cachedData?this.cachedData=Object(N.appendUint8Array)(this.cachedData,y):this.cachedData=y}}return{audioTrack:c,avcTrack:Object(P.dummyTrack)(),id3Track:_,textTrack:Object(P.dummyTrack)()}},C.demuxSampleAes=function(S,b,x){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},C.flush=function(S){var b=this.cachedData;return 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i=l.data,c=this.hls;switch(i.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(i.data);break}case"flush":{this.onFlush(i.data);break}default:{i.data=i.data||{},i.data.frag=this.frag,i.data.id=this.id,c.trigger(i.event,i.data);break}}},x.configureTransmuxer=function(l){var i=this.worker,c=this.transmuxer;i?i.postMessage({cmd:"configure",config:l}):c&&c.configure(l)},x.handleTransmuxComplete=function(l){l.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(l)},b}()},"./src/demux/transmuxer-worker.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return O});var K=D("./src/demux/transmuxer.ts"),k=D("./src/events.ts"),P=D("./src/utils/logger.ts"),N=D("./node_modules/eventemitter3/index.js"),M=D.n(N);function O(S){var b=new N.EventEmitter,x=function(l,i){S.postMessage({event:l,data:i})};b.on(k.Events.FRAG_DECRYPTED,x),b.on(k.Events.ERROR,x),S.addEventListener("message",function(f){var l=f.data;switch(l.cmd){case"init":{var i=JSON.parse(l.config);S.transmuxer=new K.default(b,l.typeSupported,i,l.vendor,l.id),Object(P.enableLogs)(i.debug),x("init",null);break}case"configure":{S.transmuxer.configure(l.config);break}case"demux":{var c=S.transmuxer.push(l.data,l.decryptdata,l.chunkMeta,l.state);Object(K.isPromise)(c)?c.then(function(m){A(S,m)}):A(S,c);break}case"flush":{var _=l.chunkMeta,v=S.transmuxer.flush(_);Object(K.isPromise)(v)?v.then(function(m){C(S,m,_)}):C(S,v,_);break}default:break}})}function A(S,b){if(R(b.remuxResult))return;var x=[],f=b.remuxResult,l=f.audio,i=f.video;l&&T(x,l),i&&T(x,i),S.postMessage({event:"transmuxComplete",data:b},x)}function T(S,b){b.data1&&S.push(b.data1.buffer),b.data2&&S.push(b.data2.buffer)}function C(S,b,x){b.forEach(function(f){A(S,f)}),S.postMessage({event:"flush",data:x})}function R(S){return!S.audio&&!S.video&&!S.text&&!S.id3&&!S.initSegment}},"./src/demux/transmuxer.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return i}),D.d(G,"isPromise",function(){return v}),D.d(G,"TransmuxConfig",function(){return m}),D.d(G,"TransmuxState",function(){return u});var K=D("./src/events.ts"),k=D("./src/errors.ts"),P=D("./src/crypt/decrypter.ts"),N=D("./src/demux/aacdemuxer.ts"),M=D("./src/demux/mp4demuxer.ts"),O=D("./src/demux/tsdemuxer.ts"),A=D("./src/demux/mp3demuxer.ts"),T=D("./src/remux/mp4-remuxer.ts"),C=D("./src/remux/passthrough-remuxer.ts"),R=D("./src/demux/chunk-cache.ts"),S=D("./src/utils/mp4-tools.ts"),b=D("./src/utils/logger.ts"),x;try{x=self.performance.now.bind(self.performance)}catch(y){b.logger.debug("Unable to use Performance API on this environment"),x=self.Date.now}var f=[{demux:O.default,remux:T.default},{demux:M.default,remux:C.default},{demux:N.default,remux:T.default},{demux:A.default,remux:T.default}],l=1024;f.forEach(function(y){var d=y.demux;l=Math.max(l,d.minProbeByteLength)});var i=function(){function y(h,s,o,g,p){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new R.default,this.observer=h,this.typeSupported=s,this.config=o,this.vendor=g,this.id=p}var d=y.prototype;return d.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},d.push=function(s,o,g,p){var E=this,L=g.transmuxing;L.executeStart=x();var F=new Uint8Array(s),j=this.cache,V=this.config,B=this.currentTransmuxState,I=this.transmuxConfig;p&&(this.currentTransmuxState=p);var $=c(F,o);if($&&$.method==="AES-128"){var ie=this.getDecrypter();if(V.enableSoftwareAES){var ue=ie.softwareDecrypt(F,$.key.buffer,$.iv.buffer);if(!ue)return L.executeEnd=x(),_(g);F=new Uint8Array(ue)}else return this.decryptionPromise=ie.webCryptoDecrypt(F,$.key.buffer,$.iv.buffer).then(function(_e){var Pe=E.push(_e,null,g);return E.decryptionPromise=null,Pe}),this.decryptionPromise}var fe=p||B,ve=fe.contiguous,pe=fe.discontinuity,te=fe.trackSwitch,ee=fe.accurateTimeOffset,se=fe.timeOffset,Q=I.audioCodec,J=I.videoCodec,he=I.defaultInitPts,Ce=I.duration,De=I.initSegmentData;if((pe||te)&&this.resetInitSegment(De,Q,J,Ce),pe&&this.resetInitialTimestamp(he),ve||this.resetContiguity(),this.needsProbing(F,pe,te)){if(j.dataLength){var we=j.flush();F=Object(S.appendUint8Array)(we,F)}this.configureTransmuxer(F,I)}var Me=this.transmux(F,$,se,ee,g),Te=this.currentTransmuxState;return Te.contiguous=!0,Te.discontinuity=!1,Te.trackSwitch=!1,L.executeEnd=x(),Me},d.flush=function(s){var o=this,g=s.transmuxing;g.executeStart=x();var p=this.decrypter,E=this.cache,L=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return o.flush(s)});var j=[],V=L.timeOffset;if(p){var B=p.flush();B&&j.push(this.push(B,null,s))}var I=E.dataLength;E.reset();var $=this.demuxer,ie=this.remuxer;if(!$||!ie)return I>=l&&this.observer.emit(K.Events.ERROR,K.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),g.executeEnd=x(),[_(s)];var ue=$.flush(V);return v(ue)?ue.then(function(fe){return o.flushRemux(j,fe,s),j}):(this.flushRemux(j,ue,s),j)},d.flushRemux=function(s,o,g){var p=o.audioTrack,E=o.avcTrack,L=o.id3Track,F=o.textTrack,j=this.currentTransmuxState,V=j.accurateTimeOffset,B=j.timeOffset;b.logger.log("[transmuxer.ts]: Flushed fragment "+g.sn+(g.part>-1?" p: "+g.part:"")+" of level "+g.level);var I=this.remuxer.remux(p,E,L,F,B,V,!0,this.id);s.push({remuxResult:I,chunkMeta:g}),g.transmuxing.executeEnd=x()},d.resetInitialTimestamp=function(s){var o=this.demuxer,g=this.remuxer;if(!o||!g)return;o.resetTimeStamp(s),g.resetTimeStamp(s)},d.resetContiguity=function(){var s=this.demuxer,o=this.remuxer;if(!s||!o)return;s.resetContiguity(),o.resetNextTimestamp()},d.resetInitSegment=function(s,o,g,p){var E=this.demuxer,L=this.remuxer;if(!E||!L)return;E.resetInitSegment(o,g,p),L.resetInitSegment(s,o,g)},d.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},d.transmux=function(s,o,g,p,E){var L;return o&&o.method==="SAMPLE-AES"?L=this.transmuxSampleAes(s,o,g,p,E):L=this.transmuxUnencrypted(s,g,p,E),L},d.transmuxUnencrypted=function(s,o,g,p){var E=this.demuxer.demux(s,o,!1,!this.config.progressive),L=E.audioTrack,F=E.avcTrack,j=E.id3Track,V=E.textTrack,B=this.remuxer.remux(L,F,j,V,o,g,!1,this.id);return{remuxResult:B,chunkMeta:p}},d.transmuxSampleAes=function(s,o,g,p,E){var L=this;return this.demuxer.demuxSampleAes(s,o,g).then(function(F){var j=L.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,g,p,!1,L.id);return{remuxResult:j,chunkMeta:E}})},d.configureTransmuxer=function(s,o){for(var g=this.config,p=this.observer,E=this.typeSupported,L=this.vendor,F=o.audioCodec,j=o.defaultInitPts,V=o.duration,B=o.initSegmentData,I=o.videoCodec,$,ie=0,ue=f.length;ie<ue;ie++)if(f[ie].demux.probe(s)){$=f[ie];break}$||(b.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),$={demux:M.default,remux:C.default});var fe=this.demuxer,ve=this.remuxer,pe=$.remux,te=$.demux;(!ve||!(ve instanceof pe))&&(this.remuxer=new pe(p,g,E,L)),(!fe||!(fe instanceof te))&&(this.demuxer=new te(p,g,E),this.probe=te.probe),this.resetInitSegment(B,F,I,V),this.resetInitialTimestamp(j)},d.needsProbing=function(s,o,g){return!this.demuxer||!this.remuxer||o||g},d.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new P.default(this.observer,this.config)),s},y}();function c(y,d){var h=null;return y.byteLength>0&&d!=null&&d.key!=null&&d.iv!==null&&d.method!=null&&(h=d),h}var _=function(d){return{remuxResult:{},chunkMeta:d}};function v(y){return"then"in y&&y.then instanceof Function}var m=function(d,h,s,o,g){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=d,this.videoCodec=h,this.initSegmentData=s,this.duration=o,this.defaultInitPts=g},u=function(d,h,s,o,g){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=d,this.contiguous=h,this.accurateTimeOffset=s,this.trackSwitch=o,this.timeOffset=g}},"./src/demux/tsdemuxer.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"discardEPB",function(){return _});var K=D("./src/demux/adts.ts"),k=D("./src/demux/mpegaudio.ts"),P=D("./src/demux/exp-golomb.ts"),N=D("./src/demux/id3.ts"),M=D("./src/demux/sample-aes.ts"),O=D("./src/events.ts"),A=D("./src/utils/mp4-tools.ts"),T=D("./src/utils/logger.ts"),C=D("./src/errors.ts"),R={video:1,audio:2,id3:3,text:4},S=function(){function v(u,y,d){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=u,this.config=y,this.typeSupported=d}v.probe=function(y){var d=v.syncOffset(y);return d<0?!1:(d&&T.logger.warn("MPEG2-TS detected but first sync word found @ offset "+d+", junk ahead ?"),!0)},v.syncOffset=function(y){for(var d=Math.min(1e3,y.length-3*188),h=0;h<d;){if(y[h]===71&&y[h+188]===71&&y[h+2*188]===71)return h;h++}return-1},v.createTrack=function(y,d){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:R[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?d:void 0}};var m=v.prototype;return m.resetInitSegment=function(y,d,h){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=v.createTrack("video",h),this._audioTrack=v.createTrack("audio",h),this._id3Track=v.createTrack("id3",h),this._txtTrack=v.createTrack("text",h),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=d,this._duration=h},m.resetTimeStamp=function(){},m.resetContiguity=function(){var y=this._audioTrack,d=this._avcTrack,h=this._id3Track;y&&(y.pesData=null),d&&(d.pesData=null),h&&(h.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(y,d,h,s){h===void 0&&(h=!1),s===void 0&&(s=!1),h||(this.sampleAes=null);var o,g=this._avcTrack,p=this._audioTrack,E=this._id3Track,L=g.pid,F=g.pesData,j=p.pid,V=E.pid,B=p.pesData,I=E.pesData,$=!1,ie=this.pmtParsed,ue=this._pmtId,fe=y.length;if(this.remainderData&&(y=Object(A.appendUint8Array)(this.remainderData,y),fe=y.length,this.remainderData=null),fe<188&&!s)return this.remainderData=y,{audioTrack:p,avcTrack:g,id3Track:E,textTrack:this._txtTrack};var ve=Math.max(0,v.syncOffset(y));fe-=(fe+ve)%188,fe<y.byteLength&&!s&&(this.remainderData=new Uint8Array(y.buffer,fe,y.buffer.byteLength-fe));for(var pe=ve;pe<fe;pe+=188)if(y[pe]===71){var te=!!(y[pe+1]&64),ee=((y[pe+1]&31)<<8)+y[pe+2],se=(y[pe+3]&48)>>4,Q=void 0;if(se>1){if(Q=pe+5+y[pe+4],Q===pe+188)continue}else Q=pe+4;switch(ee){case L:te&&(F&&(o=l(F))&&this.parseAVCPES(o,!1),F={data:[],size:0}),F&&(F.data.push(y.subarray(Q,pe+188)),F.size+=pe+188-Q);break;case j:te&&(B&&(o=l(B))&&(p.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),B={data:[],size:0}),B&&(B.data.push(y.subarray(Q,pe+188)),B.size+=pe+188-Q);break;case V:te&&(I&&(o=l(I))&&this.parseID3PES(o),I={data:[],size:0}),I&&(I.data.push(y.subarray(Q,pe+188)),I.size+=pe+188-Q);break;case 0:te&&(Q+=y[Q]+1),ue=this._pmtId=x(y,Q);break;case ue:{te&&(Q+=y[Q]+1);var J=f(y,Q,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);L=J.avc,L>0&&(g.pid=L),j=J.audio,j>0&&(p.pid=j,p.isAAC=J.isAAC),V=J.id3,V>0&&(E.pid=V),$&&!ie&&(T.logger.log("reparse from beginning"),$=!1,pe=ve-188),ie=this.pmtParsed=!0;break}case 17:case 8191:break;default:$=!0;break}}else this.observer.emit(O.Events.ERROR,O.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});g.pesData=F,p.pesData=B,E.pesData=I;var he={audioTrack:p,avcTrack:g,id3Track:E,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(he),he},m.flush=function(){var y=this.remainderData;this.remainderData=null;var d;return y?d=this.demux(y,-1,!1,!0):d={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(d),this.sampleAes?this.decrypt(d,this.sampleAes):d},m.extractRemainingSamples=function(y){var d=y.audioTrack,h=y.avcTrack,s=y.id3Track,o=h.pesData,g=d.pesData,p=s.pesData,E;o&&(E=l(o))?(this.parseAVCPES(E,!0),h.pesData=null):h.pesData=o,g&&(E=l(g))?(d.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),d.pesData=null):(g!=null&&g.size&&T.logger.log("last AAC PES packet truncated,might overlap between fragments"),d.pesData=g),p&&(E=l(p))?(this.parseID3PES(E),s.pesData=null):s.pesData=p},m.demuxSampleAes=function(y,d,h){var s=this.demux(y,h,!0,!this.config.progressive),o=this.sampleAes=new M.default(this.observer,this.config,d);return this.decrypt(s,o)},m.decrypt=function(y,d){return new Promise(function(h){var s=y.audioTrack,o=y.avcTrack;s.samples&&s.isAAC?d.decryptAacSamples(s.samples,0,function(){o.samples?d.decryptAvcSamples(o.samples,0,0,function(){h(y)}):h(y)}):o.samples&&d.decryptAvcSamples(o.samples,0,0,function(){h(y)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(y,d){var h=this,s=this._avcTrack,o=this.parseAVCNALu(y.data),g=!1,p=this.avcSample,E,L=!1;y.data=null,p&&o.length&&!s.audFound&&(i(p,s),p=this.avcSample=b(!1,y.pts,y.dts,"")),o.forEach(function(F){switch(F.type){case 1:{E=!0,p||(p=h.avcSample=b(!0,y.pts,y.dts,"")),g&&(p.debug+="NDR "),p.frame=!0;var j=F.data;if(L&&j.length>4){var V=new P.default(j).readSliceType();(V===2||V===4||V===7||V===9)&&(p.key=!0)}break}case 5:E=!0,p||(p=h.avcSample=b(!0,y.pts,y.dts,"")),g&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{E=!0,g&&p&&(p.debug+="SEI ");var B=new P.default(_(F.data));B.readUByte();for(var I=0,$=0,ie=!1,ue=0;!ie&&B.bytesAvailable>1;){I=0;do ue=B.readUByte(),I+=ue;while(ue===255);$=0;do ue=B.readUByte(),$+=ue;while(ue===255);if(I===4&&B.bytesAvailable!==0){ie=!0;var fe=B.readUByte();if(fe===181){var ve=B.readUShort();if(ve===49){var pe=B.readUInt();if(pe===1195456820){var te=B.readUByte();if(te===3){for(var ee=B.readUByte(),se=B.readUByte(),Q=31&ee,J=[ee,se],he=0;he<Q;he++)J.push(B.readUByte()),J.push(B.readUByte()),J.push(B.readUByte());c(h._txtTrack.samples,{type:3,pts:y.pts,bytes:J})}}}}}else if(I===5&&B.bytesAvailable!==0){if(ie=!0,$>16){for(var Ce=[],De=0;De<16;De++)Ce.push(B.readUByte().toString(16)),(De===3||De===5||De===7||De===9)&&Ce.push("-");for(var we=$-16,Me=new Uint8Array(we),Te=0;Te<we;Te++)Me[Te]=B.readUByte();c(h._txtTrack.samples,{pts:y.pts,payloadType:I,uuid:Ce.join(""),userData:Object(N.utf8ArrayToStr)(Me),userDataBytes:Me})}}else if($<B.bytesAvailable)for(var _e=0;_e<$;_e++)B.readUByte()}break}case 7:if(E=!0,L=!0,g&&p&&(p.debug+="SPS "),!s.sps){var Pe=new P.default(F.data),je=Pe.readSPS();s.width=je.width,s.height=je.height,s.pixelRatio=je.pixelRatio,s.sps=[F.data],s.duration=h._duration;for(var Qe=F.data.subarray(1,4),Ie="avc1.",Ae=0;Ae<3;Ae++){var et=Qe[Ae].toString(16);et.length<2&&(et="0"+et),Ie+=et}s.codec=Ie}break;case 8:E=!0,g&&p&&(p.debug+="PPS "),s.pps||(s.pps=[F.data]);break;case 9:E=!1,s.audFound=!0,p&&i(p,s),p=h.avcSample=b(!1,y.pts,y.dts,g?"AUD ":"");break;case 12:E=!1;break;default:E=!1,p&&(p.debug+="unknown NAL "+F.type+" ");break}if(p&&E){var qe=p.units;qe.push(F)}}),d&&p&&(i(p,s),this.avcSample=null)},m.getLastNalUnit=function(){var y,d=this.avcSample,h;if(!d||d.units.length===0){var s=this._avcTrack.samples;d=s[s.length-1]}if((y=d)!==null&&y!==void 0&&y.units){var o=d.units;h=o[o.length-1]}return h},m.parseAVCNALu=function(y){var d=y.byteLength,h=this._avcTrack,s=h.naluState||0,o=s,g=[],p=0,E,L,F,j=-1,V=0;for(s===-1&&(j=0,V=y[0]&31,s=0,p=1);p<d;){if(E=y[p++],!s){s=E?0:1;continue}if(s===1){s=E?0:2;continue}if(!E)s=3;else if(E===1){if(j>=0){var B={data:y.subarray(j,p-s-1),type:V};g.push(B)}else{var I=this.getLastNalUnit();if(I&&(o&&p<=4-o&&(I.state&&(I.data=I.data.subarray(0,I.data.byteLength-o))),L=p-s-1,L>0)){var $=new Uint8Array(I.data.byteLength+L);$.set(I.data,0),$.set(y.subarray(0,L),I.data.byteLength),I.data=$,I.state=0}}p<d?(F=y[p]&31,j=p,V=F,s=0):s=-1}else s=0}if(j>=0&&s>=0){var ie={data:y.subarray(j,d),type:V,state:s};g.push(ie)}if(g.length===0){var ue=this.getLastNalUnit();if(ue){var fe=new Uint8Array(ue.data.byteLength+y.byteLength);fe.set(ue.data,0),fe.set(y,ue.data.byteLength),ue.data=fe}}return h.naluState=s,g},m.parseAACPES=function(y){var d=0,h=this._audioTrack,s=this.aacOverFlow,o=y.data;if(s){this.aacOverFlow=null;var g=s.sample.unit.byteLength,p=Math.min(s.missing,g),E=g-p;s.sample.unit.set(o.subarray(0,p),E),h.samples.push(s.sample),d=s.missing}var L,F;for(L=d,F=o.length;L<F-1&&!K.isHeader(o,L);L++);if(L!==d){var j,V;if(L<F-1?(j="AAC PES did not start with ADTS header,offset:"+L,V=!1):(j="no ADTS header found in AAC PES",V=!0),T.logger.warn("parsing 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b(v,m,u,y){return{key:v,frame:!1,pts:m,dts:u,units:[],debug:y,length:0}}function x(v,m){return(v[m+10]&31)<<8|v[m+11]}function f(v,m,u,y){var d={audio:-1,avc:-1,id3:-1,isAAC:!0},h=(v[m+1]&15)<<8|v[m+2],s=m+3+h-4,o=(v[m+10]&15)<<8|v[m+11];for(m+=12+o;m<s;){var g=(v[m+1]&31)<<8|v[m+2];switch(v[m]){case 207:if(!y){T.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:d.audio===-1&&(d.audio=g);break;case 21:d.id3===-1&&(d.id3=g);break;case 219:if(!y){T.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:d.avc===-1&&(d.avc=g);break;case 3:case 4:u?d.audio===-1&&(d.audio=g,d.isAAC=!1):T.logger.log("MPEG audio found, not supported in this browser");break;case 36:T.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((v[m+3]&15)<<8|v[m+4])+5}return d}function l(v){var m=0,u,y,d,h,s,o=v.data;if(!v||v.size===0)return null;for(;o[0].length<19&&o.length>1;){var g=new Uint8Array(o[0].length+o[1].length);g.set(o[0]),g.set(o[1],o[0].length),o[0]=g,o.splice(1,1)}u=o[0];var p=(u[0]<<16)+(u[1]<<8)+u[2];if(p===1){if(y=(u[4]<<8)+u[5],y&&y>v.size-6)return null;var E=u[7];E&192&&(h=(u[9]&14)*536870912+(u[10]&255)*4194304+(u[11]&254)*16384+(u[12]&255)*128+(u[13]&254)/2,E&64?(s=(u[14]&14)*536870912+(u[15]&255)*4194304+(u[16]&254)*16384+(u[17]&255)*128+(u[18]&254)/2,h-s>60*9e4&&(T.logger.warn(Math.round((h-s)/9e4)+"s delta between PTS and DTS, align them"),h=s)):s=h),d=u[8];var L=d+9;if(v.size<=L)return null;v.size-=L;for(var F=new Uint8Array(v.size),j=0,V=o.length;j<V;j++){u=o[j];var B=u.byteLength;if(L)if(L>B){L-=B;continue}else u=u.subarray(L),B-=L,L=0;F.set(u,m),m+=B}return y&&(y-=d+3),{data:F,pts:h,dts:s,len:y}}return null}function i(v,m){if(v.units.length&&v.frame){if(v.pts===void 0){var u=m.samples,y=u.length;if(y){var d=u[y-1];v.pts=d.pts,v.dts=d.dts}else{m.dropped++;return}}m.samples.push(v)}v.debug.length&&T.logger.log(v.pts+"/"+v.dts+":"+v.debug)}function c(v,m){var u=v.length;if(u>0){if(m.pts>=v[u-1].pts)v.push(m);else for(var y=u-1;y>=0;y--)if(m.pts<v[y].pts){v.splice(y,0,m);break}}else v.push(m)}function _(v){for(var m=v.byteLength,u=[],y=1;y<m-2;)v[y]===0&&v[y+1]===0&&v[y+2]===3?(u.push(y+2),y+=2):y++;if(u.length===0)return v;var d=m-u.length,h=new Uint8Array(d),s=0;for(y=0;y<d;s++,y++)s===u[0]&&(s++,u.shift()),h[y]=v[s];return h}G.default=S},"./src/errors.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"ErrorTypes",function(){return K}),D.d(G,"ErrorDetails",function(){return k});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 k;(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"})(k||(k={}))},"./src/events.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"Events",function(){return K});var K;(function(k){k.MEDIA_ATTACHING="hlsMediaAttaching",k.MEDIA_ATTACHED="hlsMediaAttached",k.MEDIA_DETACHING="hlsMediaDetaching",k.MEDIA_DETACHED="hlsMediaDetached",k.BUFFER_RESET="hlsBufferReset",k.BUFFER_CODECS="hlsBufferCodecs",k.BUFFER_CREATED="hlsBufferCreated",k.BUFFER_APPENDING="hlsBufferAppending",k.BUFFER_APPENDED="hlsBufferAppended",k.BUFFER_EOS="hlsBufferEos",k.BUFFER_FLUSHING="hlsBufferFlushing",k.BUFFER_FLUSHED="hlsBufferFlushed",k.MANIFEST_LOADING="hlsManifestLoading",k.MANIFEST_LOADED="hlsManifestLoaded",k.MANIFEST_PARSED="hlsManifestParsed",k.LEVEL_SWITCHING="hlsLevelSwitching",k.LEVEL_SWITCHED="hlsLevelSwitched",k.LEVEL_LOADING="hlsLevelLoading",k.LEVEL_LOADED="hlsLevelLoaded",k.LEVEL_UPDATED="hlsLevelUpdated",k.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",k.LEVELS_UPDATED="hlsLevelsUpdated",k.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",k.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",k.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",k.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",k.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",k.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",k.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",k.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",k.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",k.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",k.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",k.CUES_PARSED="hlsCuesParsed",k.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",k.INIT_PTS_FOUND="hlsInitPtsFound",k.FRAG_LOADING="hlsFragLoading",k.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",k.FRAG_LOADED="hlsFragLoaded",k.FRAG_DECRYPTED="hlsFragDecrypted",k.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",k.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",k.FRAG_PARSING_METADATA="hlsFragParsingMetadata",k.FRAG_PARSED="hlsFragParsed",k.FRAG_BUFFERED="hlsFragBuffered",k.FRAG_CHANGED="hlsFragChanged",k.FPS_DROP="hlsFpsDrop",k.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",k.ERROR="hlsError",k.DESTROYING="hlsDestroying",k.KEY_LOADING="hlsKeyLoading",k.KEY_LOADED="hlsKeyLoaded",k.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",k.BACK_BUFFER_REACHED="hlsBackBufferReached"})(K||(K={}))},"./src/hls.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return v});var K=D("./node_modules/url-toolkit/src/url-toolkit.js"),k=D.n(K),P=D("./src/loader/playlist-loader.ts"),N=D("./src/loader/key-loader.ts"),M=D("./src/controller/id3-track-controller.ts"),O=D("./src/controller/latency-controller.ts"),A=D("./src/controller/level-controller.ts"),T=D("./src/controller/fragment-tracker.ts"),C=D("./src/controller/stream-controller.ts"),R=D("./src/is-supported.ts"),S=D("./src/utils/logger.ts"),b=D("./src/config.ts"),x=D("./node_modules/eventemitter3/index.js"),f=D.n(x),l=D("./src/events.ts"),i=D("./src/errors.ts");function c(m,u){for(var y=0;y<u.length;y++){var d=u[y];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(m,d.key,d)}}function _(m,u,y){return u&&c(m.prototype,u),y&&c(m,y),m}var v=function(){m.isSupported=function(){return Object(R.isSupported)()};function m(y){y===void 0&&(y={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new x.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 d=this.config=Object(b.mergeConfig)(m.DefaultConfig,y);this.userConfig=y,Object(S.enableLogs)(d.debug),this._autoLevelCapping=-1,d.progressive&&Object(b.enableStreamingMode)(d);var h=d.abrController,s=d.bufferController,o=d.capLevelController,g=d.fpsController,p=this.abrController=new h(this),E=this.bufferController=new s(this),L=this.capLevelController=new o(this),F=new g(this),j=new P.default(this),V=new N.default(this),B=new M.default(this),I=this.levelController=new A.default(this),$=new T.FragmentTracker(this),ie=this.streamController=new C.default(this,$);L.setStreamController(ie),F.setStreamController(ie);var ue=[I,ie];this.networkControllers=ue;var fe=[j,V,p,E,L,F,B,$];this.audioTrackController=this.createController(d.audioTrackController,null,ue),this.createController(d.audioStreamController,$,ue),this.subtitleTrackController=this.createController(d.subtitleTrackController,null,ue),this.createController(d.subtitleStreamController,$,ue),this.createController(d.timelineController,null,fe),this.emeController=this.createController(d.emeController,null,fe),this.cmcdController=this.createController(d.cmcdController,null,fe),this.latencyController=this.createController(O.default,null,fe),this.coreComponents=fe}var u=m.prototype;return u.createController=function(d,h,s){if(d){var o=h?new d(this,h):new d(this);return s&&s.push(o),o}return null},u.on=function(d,h,s){s===void 0&&(s=this),this._emitter.on(d,h,s)},u.once=function(d,h,s){s===void 0&&(s=this),this._emitter.once(d,h,s)},u.removeAllListeners=function(d){this._emitter.removeAllListeners(d)},u.off=function(d,h,s,o){s===void 0&&(s=this),this._emitter.off(d,h,s,o)},u.listeners=function(d){return this._emitter.listeners(d)},u.emit=function(d,h,s){return this._emitter.emit(d,h,s)},u.trigger=function(d,h){if(this.config.debug)return this.emit(d,d,h);try{return this.emit(d,d,h)}catch(s){S.logger.error("An internal error happened while handling event "+d+'. Error message: "'+s.message+'". Here is a stacktrace:',s),this.trigger(l.Events.ERROR,{type:i.ErrorTypes.OTHER_ERROR,details:i.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:d,error:s})}return!1},u.listenerCount=function(d){return this._emitter.listenerCount(d)},u.destroy=function(){S.logger.log("destroy"),this.trigger(l.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(d){return d.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(d){return d.destroy()}),this.coreComponents.length=0},u.attachMedia=function(d){S.logger.log("attachMedia"),this._media=d,this.trigger(l.Events.MEDIA_ATTACHING,{media:d})},u.detachMedia=function(){S.logger.log("detachMedia"),this.trigger(l.Events.MEDIA_DETACHING,void 0),this._media=null},u.loadSource=function(d){this.stopLoad();var h=this.media,s=this.url,o=this.url=K.buildAbsoluteURL(self.location.href,d,{alwaysNormalize:!0});S.logger.log("loadSource:"+o),h&&s&&s!==o&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(h)),this.trigger(l.Events.MANIFEST_LOADING,{url:d})},u.startLoad=function(d){d===void 0&&(d=-1),S.logger.log("startLoad("+d+")"),this.networkControllers.forEach(function(h){h.startLoad(d)})},u.stopLoad=function(){S.logger.log("stopLoad"),this.networkControllers.forEach(function(d){d.stopLoad()})},u.swapAudioCodec=function(){S.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},u.recoverMediaError=function(){S.logger.log("recoverMediaError");var d=this._media;this.detachMedia(),d&&this.attachMedia(d)},u.removeLevel=function(d,h){h===void 0&&(h=0),this.levelController.removeLevel(d,h)},_(m,[{key:"levels",get:function(){var d=this.levelController.levels;return d||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(d){S.logger.log("set currentLevel:"+d),this.loadLevel=d,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(d){S.logger.log("set nextLevel:"+d),this.levelController.manualLevel=d,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(d){S.logger.log("set loadLevel:"+d),this.levelController.manualLevel=d}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(d){this.levelController.nextLoadLevel=d}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(d){S.logger.log("set firstLevel:"+d),this.levelController.firstLevel=d}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(d){S.logger.log("set startLevel:"+d),d!==-1&&(d=Math.max(d,this.minAutoLevel)),this.levelController.startLevel=d}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(d){var h=!!d;h!==this.config.capLevelToPlayerSize&&(h?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=h)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(d){this._autoLevelCapping!==d&&(S.logger.log("set autoLevelCapping:"+d),this._autoLevelCapping=d)}},{key:"bandwidthEstimate",get:function(){var d=this.abrController.bwEstimator;return d?d.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var d=this.levels,h=this.config.minAutoBitrate;if(!d)return 0;for(var s=d.length,o=0;o<s;o++)if(d[o].maxBitrate>h)return o;return 0}},{key:"maxAutoLevel",get:function(){var d=this.levels,h=this.autoLevelCapping,s;return h===-1&&d&&d.length?s=d.length-1:s=h,s}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(d){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,d)}},{key:"audioTracks",get:function(){var d=this.audioTrackController;return d?d.audioTracks:[]}},{key:"audioTrack",get:function(){var d=this.audioTrackController;return d?d.audioTrack:-1},set:function(d){var h=this.audioTrackController;h&&(h.audioTrack=d)}},{key:"subtitleTracks",get:function(){var d=this.subtitleTrackController;return d?d.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var d=this.subtitleTrackController;return d?d.subtitleTrack:-1},set:function(d){var h=this.subtitleTrackController;h&&(h.subtitleTrack=d)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var d=this.subtitleTrackController;return d?d.subtitleDisplay:!1},set:function(d){var h=this.subtitleTrackController;h&&(h.subtitleDisplay=d)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(d){this.config.lowLatencyMode=d}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return l.Events}},{key:"ErrorTypes",get:function(){return i.ErrorTypes}},{key:"ErrorDetails",get:function(){return 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f=this.hls.config;if(b&&(P.logger.warn("abort previous key loader for type:"+S),b.abort()),!x){P.logger.warn("key uri is falsy");return}var l=f.loader,i=R.loader=this.loaders[S]=new l(f);this.decrypturl=x,this.decryptkey=null;var c={url:x,frag:R,responseType:"arraybuffer"},_={timeout:f.fragLoadingTimeOut,maxRetry:0,retryDelay:f.fragLoadingRetryDelay,maxRetryDelay:f.fragLoadingMaxRetryTimeout,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};i.load(c,_,v)}else this.decryptkey&&(R.decryptdata.key=this.decryptkey,this.hls.trigger(K.Events.KEY_LOADED,{frag:R}))},O.loadsuccess=function(T,C,R){var S=R.frag;if(!S.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=S.decryptdata.key=new Uint8Array(T.data),S.loader=null,delete this.loaders[S.type],this.hls.trigger(K.Events.KEY_LOADED,{frag:S})},O.loaderror=function(T,C){var R=C.frag,S=R.loader;S&&S.abort(),delete 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s=[],o={},g=!1;R.lastIndex=0;for(var p;(p=R.exec(d))!=null;)if(p[1]){var E=new A.AttrList(p[1]),L={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:u.resolve(p[2],h)},F=E.decimalResolution("RESOLUTION");F&&(L.width=F.width,L.height=F.height),c((E.CODECS||"").split(/[ ,]+/).filter(function(V){return V}),L),L.videoCodec&&L.videoCodec.indexOf("avc1")!==-1&&(L.videoCodec=u.convertAVC1ToAVCOTI(L.videoCodec)),s.push(L)}else if(p[3]){var j=new A.AttrList(p[3]);j["DATA-ID"]&&(g=!0,o[j["DATA-ID"]]=j)}return{levels:s,sessionData:g?o:null}},u.parseMasterPlaylistMedia=function(d,h,s,o){o===void 0&&(o=[]);var g,p=[],E=0;for(S.lastIndex=0;(g=S.exec(d))!==null;){var L=new A.AttrList(g[1]);if(L.TYPE===s){var F={attrs:L,bitrate:0,id:E++,groupId:L["GROUP-ID"],instreamId:L["INSTREAM-ID"],name:L.NAME||L.LANGUAGE||"",type:s,default:L.bool("DEFAULT"),autoselect:L.bool("AUTOSELECT"),forced:L.bool("FORCED"),lang:L.LANGUAGE,url:L.URI?u.resolve(L.URI,h):""};if(o.length){var j=u.findGroup(o,F.groupId)||o[0];_(F,j,"audioCodec"),_(F,j,"textCodec")}p.push(F)}}return p},u.parseLevelPlaylist=function(d,h,s,o,g){var p=new M.LevelDetails(h),E=p.fragments,L=null,F=0,j=0,V=0,B=0,I=null,$=new N.Fragment(o,h),ie,ue,fe,ve=-1,pe=!1;for(b.lastIndex=0,p.m3u8=d;(ie=b.exec(d))!==null;){pe&&(pe=!1,$=new N.Fragment(o,h),$.start=V,$.sn=F,$.cc=B,$.level=s,L&&($.initSegment=L,$.rawProgramDateTime=L.rawProgramDateTime));var te=ie[1];if(te){$.duration=parseFloat(te);var ee=(" "+ie[2]).slice(1);$.title=ee||null,$.tagList.push(ee?["INF",te,ee]:["INF",te])}else if(ie[3])Object(K.isFiniteNumber)($.duration)&&($.start=V,fe&&($.levelkey=fe),$.sn=F,$.level=s,$.cc=B,$.urlId=g,E.push($),$.relurl=(" "+ie[3]).slice(1),m($,I),I=$,V+=$.duration,F++,j=0,pe=!0);else if(ie[4]){var se=(" "+ie[4]).slice(1);I?$.setByteRange(se,I):$.setByteRange(se)}else if(ie[5])$.rawProgramDateTime=(" "+ie[5]).slice(1),$.tagList.push(["PROGRAM-DATE-TIME",$.rawProgramDateTime]),ve===-1&&(ve=E.length);else{if(ie=ie[0].match(x),!ie){T.logger.warn("No matches on slow regex match for level playlist!");continue}for(ue=1;ue<ie.length&&!(typeof ie[ue]!="undefined");ue++);var Q=(" "+ie[ue]).slice(1),J=(" "+ie[ue+1]).slice(1),he=ie[ue+2]?(" "+ie[ue+2]).slice(1):"";switch(Q){case"PLAYLIST-TYPE":p.type=J.toUpperCase();break;case"MEDIA-SEQUENCE":F=p.startSN=parseInt(J);break;case"SKIP":{var Ce=new A.AttrList(J),De=Ce.decimalInteger("SKIPPED-SEGMENTS");if(Object(K.isFiniteNumber)(De)){p.skippedSegments=De;for(var we=De;we--;)E.unshift(null);F+=De}var Me=Ce.enumeratedString("RECENTLY-REMOVED-DATERANGES");Me&&(p.recentlyRemovedDateranges=Me.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(J);break;case"VERSION":p.version=parseInt(J);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(J||he)&&$.tagList.push(he?[J,he]:[J]);break;case"DIS":B++;case"GAP":$.tagList.push([Q]);break;case"BITRATE":$.tagList.push([Q,J]);break;case"DISCONTINUITY-SEQ":B=parseInt(J);break;case"KEY":{var Te,_e=new A.AttrList(J),Pe=_e.enumeratedString("METHOD"),je=_e.URI,Qe=_e.hexadecimalInteger("IV"),Ie=_e.enumeratedString("KEYFORMATVERSIONS"),Ae=_e.enumeratedString("KEYID"),et=(Te=_e.enumeratedString("KEYFORMAT"))!=null?Te:"identity",qe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(qe.indexOf(et)>-1){T.logger.warn("Keyformat "+et+" is not supported from the manifest");continue}else if(et!=="identity")continue;Pe&&(fe=O.LevelKey.fromURL(h,je),je&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Pe)>=0&&(fe.method=Pe,fe.keyFormat=et,Ae&&(fe.keyID=Ae),Ie&&(fe.keyFormatVersions=Ie),fe.iv=Qe));break}case"START":{var lt=new A.AttrList(J),$e=lt.decimalFloatingPoint("TIME-OFFSET");Object(K.isFiniteNumber)($e)&&(p.startTimeOffset=$e);break}case"MAP":{var ft=new A.AttrList(J);$.relurl=ft.URI,ft.BYTERANGE&&$.setByteRange(ft.BYTERANGE),$.level=s,$.sn="initSegment",fe&&($.levelkey=fe),$.initSegment=null,L=$,pe=!0;break}case"SERVER-CONTROL":{var ut=new A.AttrList(J);p.canBlockReload=ut.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=ut.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&ut.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=ut.optionalFloat("PART-HOLD-BACK",0),p.holdBack=ut.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var st=new A.AttrList(J);p.partTarget=st.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Se=p.partList;Se||(Se=p.partList=[]);var Et=j>0?Se[Se.length-1]:void 0,dt=j++,Re=new N.Part(new A.AttrList(J),$,h,dt,Et);Se.push(Re),$.duration+=Re.duration;break}case"PRELOAD-HINT":{var He=new A.AttrList(J);p.preloadHint=He;break}case"RENDITION-REPORT":{var me=new A.AttrList(J);p.renditionReports=p.renditionReports||[],p.renditionReports.push(me);break}default:T.logger.warn("line parsed but not handled: "+ie);break}}}I&&!I.relurl?(E.pop(),V-=I.duration,p.partList&&(p.fragmentHint=I)):p.partList&&(m($,I),$.cc=B,p.fragmentHint=$);var le=E.length,de=E[0],Y=E[le-1];if(V+=p.skippedSegments*p.targetduration,V>0&&le&&Y){p.averagetargetduration=V/le;var Z=Y.sn;p.endSN=Z!=="initSegment"?Z:0,de&&(p.startCC=de.cc,de.initSegment||p.fragments.every(function(q){return q.relurl&&l(q.relurl)})&&(T.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),$=new N.Fragment(o,h),$.relurl=Y.relurl,$.level=s,$.sn="initSegment",de.initSegment=$,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(V+=p.fragmentHint.duration),p.totalduration=V,p.endCC=B,ve>0&&v(E,ve),p},u}();function c(u,y){["video","audio","text"].forEach(function(d){var h=u.filter(function(o){return Object(C.isCodecType)(o,d)});if(h.length){var s=h.filter(function(o){return o.lastIndexOf("avc1",0)===0||o.lastIndexOf("mp4a",0)===0});y[d+"Codec"]=s.length>0?s[0]:h[0],u=u.filter(function(o){return h.indexOf(o)===-1})}}),y.unknownCodecs=u}function _(u,y,d){var h=y[d];h&&(u[d]=h)}function v(u,y){for(var d=u[y],h=y;h--;){var s=u[h];if(!s)return;s.programDateTime=d.programDateTime-s.duration*1e3,d=s}}function m(u,y){u.rawProgramDateTime?u.programDateTime=Date.parse(u.rawProgramDateTime):y!=null&&y.programDateTime&&(u.programDateTime=y.endProgramDateTime),Object(K.isFiniteNumber)(u.programDateTime)||(u.programDateTime=null,u.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),k=D("./src/events.ts"),P=D("./src/errors.ts"),N=D("./src/utils/logger.ts"),M=D("./src/utils/mp4-tools.ts"),O=D("./src/loader/m3u8-parser.ts"),A=D("./src/types/loader.ts"),T=D("./src/utils/attr-list.ts");function C(b){var x=b.type;switch(x){case A.PlaylistContextType.AUDIO_TRACK:return A.PlaylistLevelType.AUDIO;case A.PlaylistContextType.SUBTITLE_TRACK:return A.PlaylistLevelType.SUBTITLE;default:return A.PlaylistLevelType.MAIN}}function R(b,x){var f=b.url;return(f===void 0||f.indexOf("data:")===0)&&(f=x.url),f}var S=function(){function b(f){this.hls=void 0,this.loaders=Object.create(null),this.hls=f,this.registerListeners()}var x=b.prototype;return x.registerListeners=function(){var l=this.hls;l.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(k.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),l.on(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},x.unregisterListeners=function(){var l=this.hls;l.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(k.Events.LEVEL_LOADING,this.onLevelLoading,this),l.off(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),l.off(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},x.createInternalLoader=function(l){var i=this.hls.config,c=i.pLoader,_=i.loader,v=c||_,m=new v(i);return l.loader=m,this.loaders[l.type]=m,m},x.getInternalLoader=function(l){return this.loaders[l.type]},x.resetInternalLoader=function(l){this.loaders[l]&&delete this.loaders[l]},x.destroyInternalLoaders=function(){for(var l in this.loaders){var i=this.loaders[l];i&&i.destroy(),this.resetInternalLoader(l)}},x.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},x.onManifestLoading=function(l,i){var c=i.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:A.PlaylistContextType.MANIFEST,url:c,deliveryDirectives:null})},x.onLevelLoading=function(l,i){var c=i.id,_=i.level,v=i.url,m=i.deliveryDirectives;this.load({id:c,groupId:null,level:_,responseType:"text",type:A.PlaylistContextType.LEVEL,url:v,deliveryDirectives:m})},x.onAudioTrackLoading=function(l,i){var c=i.id,_=i.groupId,v=i.url,m=i.deliveryDirectives;this.load({id:c,groupId:_,level:null,responseType:"text",type:A.PlaylistContextType.AUDIO_TRACK,url:v,deliveryDirectives:m})},x.onSubtitleTrackLoading=function(l,i){var c=i.id,_=i.groupId,v=i.url,m=i.deliveryDirectives;this.load({id:c,groupId:_,level:null,responseType:"text",type:A.PlaylistContextType.SUBTITLE_TRACK,url:v,deliveryDirectives:m})},x.load=function(l){var i,c=this.hls.config,_=this.getInternalLoader(l);if(_){var v=_.context;if(v&&v.url===l.url){N.logger.trace("[playlist-loader]: playlist request ongoing");return}N.logger.log("[playlist-loader]: aborting previous loader for type: "+l.type),_.abort()}var m,u,y,d;switch(l.type){case A.PlaylistContextType.MANIFEST:m=c.manifestLoadingMaxRetry,u=c.manifestLoadingTimeOut,y=c.manifestLoadingRetryDelay,d=c.manifestLoadingMaxRetryTimeout;break;case A.PlaylistContextType.LEVEL:case A.PlaylistContextType.AUDIO_TRACK:case A.PlaylistContextType.SUBTITLE_TRACK:m=0,u=c.levelLoadingTimeOut;break;default:m=c.levelLoadingMaxRetry,u=c.levelLoadingTimeOut,y=c.levelLoadingRetryDelay,d=c.levelLoadingMaxRetryTimeout;break}if(_=this.createInternalLoader(l),(i=l.deliveryDirectives)!==null&&i!==void 0&&i.part){var h;if(l.type===A.PlaylistContextType.LEVEL&&l.level!==null?h=this.hls.levels[l.level].details:l.type===A.PlaylistContextType.AUDIO_TRACK&&l.id!==null?h=this.hls.audioTracks[l.id].details:l.type===A.PlaylistContextType.SUBTITLE_TRACK&&l.id!==null&&(h=this.hls.subtitleTracks[l.id].details),h){var s=h.partTarget,o=h.targetduration;s&&o&&(u=Math.min(Math.max(s*3,o*.8)*1e3,u))}}var g={timeout:u,maxRetry:m,retryDelay:y,maxRetryDelay:d,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};_.load(l,g,p)},x.loadsuccess=function(l,i,c,_){if(_===void 0&&(_=null),c.isSidxRequest){this.handleSidxRequest(l,c),this.handlePlaylistLoaded(l,i,c,_);return}this.resetInternalLoader(c.type);var v=l.data;if(v.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(l,c,"no EXTM3U delimiter",_);return}i.parsing.start=performance.now(),v.indexOf("#EXTINF:")>0||v.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(l,i,c,_):this.handleMasterPlaylist(l,i,c,_)},x.loaderror=function(l,i,c){c===void 0&&(c=null),this.handleNetworkError(i,c,!1,l)},x.loadtimeout=function(l,i,c){c===void 0&&(c=null),this.handleNetworkError(i,c,!0)},x.handleMasterPlaylist=function(l,i,c,_){var v=this.hls,m=l.data,u=R(l,c),y=O.default.parseMasterPlaylist(m,u),d=y.levels,h=y.sessionData;if(!d.length){this.handleManifestParsingError(l,c,"no level found in manifest",_);return}var s=d.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),o=d.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),g=O.default.parseMasterPlaylistMedia(m,u,"AUDIO",s),p=O.default.parseMasterPlaylistMedia(m,u,"SUBTITLES",o),E=O.default.parseMasterPlaylistMedia(m,u,"CLOSED-CAPTIONS");if(g.length){var L=g.some(function(F){return!F.url});!L&&d[0].audioCodec&&!d[0].attrs.AUDIO&&(N.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new T.AttrList({}),bitrate:0,url:""}))}v.trigger(k.Events.MANIFEST_LOADED,{levels:d,audioTracks:g,subtitles:p,captions:E,url:u,stats:i,networkDetails:_,sessionData:h})},x.handleTrackOrLevelPlaylist=function(l,i,c,_){var v=this.hls,m=c.id,u=c.level,y=c.type,d=R(l,c),h=Object(K.isFiniteNumber)(m)?m:0,s=Object(K.isFiniteNumber)(u)?u:h,o=C(c),g=O.default.parseLevelPlaylist(l.data,d,s,o,h);if(!g.fragments.length){v.trigger(k.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:d,reason:"no fragments found in level",level:typeof c.level=="number"?c.level:void 0});return}if(y===A.PlaylistContextType.MANIFEST){var p={attrs:new T.AttrList({}),bitrate:0,details:g,name:"",url:d};v.trigger(k.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:d,stats:i,networkDetails:_,sessionData:null})}if(i.parsing.end=performance.now(),g.needSidxRanges){var E,L=(E=g.fragments[0].initSegment)===null||E===void 0?void 0:E.url;this.load({url:L,isSidxRequest:!0,type:y,level:u,levelDetails:g,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}c.levelDetails=g,this.handlePlaylistLoaded(l,i,c,_)},x.handleSidxRequest=function(l,i){var c=Object(M.parseSegmentIndex)(new Uint8Array(l.data));if(!c)return;var _=c.references,v=i.levelDetails;_.forEach(function(m,u){var y=m.info,d=v.fragments[u];d.byteRange.length===0&&d.setByteRange(String(1+y.end-y.start)+"@"+String(y.start)),d.initSegment&&d.initSegment.setByteRange(String(c.moovEndOffset)+"@0")})},x.handleManifestParsingError=function(l,i,c,_){this.hls.trigger(k.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:i.type===A.PlaylistContextType.MANIFEST,url:l.url,reason:c,response:l,context:i,networkDetails:_})},x.handleNetworkError=function(l,i,c,_){c===void 0&&(c=!1),N.logger.warn("[playlist-loader]: A network "+(c?"timeout":"error")+" occurred while loading "+l.type+" level: "+l.level+" id: "+l.id+' group-id: "'+l.groupId+'"');var v=P.ErrorDetails.UNKNOWN,m=!1,u=this.getInternalLoader(l);switch(l.type){case A.PlaylistContextType.MANIFEST:v=c?P.ErrorDetails.MANIFEST_LOAD_TIMEOUT:P.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case A.PlaylistContextType.LEVEL:v=c?P.ErrorDetails.LEVEL_LOAD_TIMEOUT:P.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case A.PlaylistContextType.AUDIO_TRACK:v=c?P.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:P.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case A.PlaylistContextType.SUBTITLE_TRACK:v=c?P.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:P.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}u&&this.resetInternalLoader(l.type);var y={type:P.ErrorTypes.NETWORK_ERROR,details:v,fatal:m,url:l.url,loader:u,context:l,networkDetails:i};_&&(y.response=_),this.hls.trigger(k.Events.ERROR,y)},x.handlePlaylistLoaded=function(l,i,c,_){var v=c.type,m=c.level,u=c.id,y=c.groupId,d=c.loader,h=c.levelDetails,s=c.deliveryDirectives;if(!(h!=null&&h.targetduration)){this.handleManifestParsingError(l,c,"invalid target duration",_);return}if(!d)return;h.live&&(d.getCacheAge&&(h.ageHeader=d.getCacheAge()||0),(!d.getCacheAge||isNaN(h.ageHeader))&&(h.ageHeader=0));switch(v){case A.PlaylistContextType.MANIFEST:case A.PlaylistContextType.LEVEL:this.hls.trigger(k.Events.LEVEL_LOADED,{details:h,level:m||0,id:u||0,stats:i,networkDetails:_,deliveryDirectives:s});break;case A.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(k.Events.AUDIO_TRACK_LOADED,{details:h,id:u||0,groupId:y||"",stats:i,networkDetails:_,deliveryDirectives:s});break;case A.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(k.Events.SUBTITLE_TRACK_LOADED,{details:h,id:u||0,groupId:y||"",stats:i,networkDetails:_,deliveryDirectives:s});break}},b}();G.default=S},"./src/polyfills/number.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"isFiniteNumber",function(){return K}),D.d(G,"MAX_SAFE_INTEGER",function(){return k});var K=Number.isFinite||function(P){return typeof P=="number"&&isFinite(P)},k=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(ne,G,D){"use strict";D.r(G);var K=function(){function k(){}return k.getSilentFrame=function(N,M){switch(N){case"mp4a.40.2":if(M===1)return new Uint8Array([0,200,0,128,35,128]);if(M===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(M===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(M===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(M===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(M===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(M===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(M===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(M===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},k}();G.default=K},"./src/remux/mp4-generator.ts":function(ne,G,D){"use strict";D.r(G);var K=Math.pow(2,32)-1,k=function(){function P(){}return P.init=function(){P.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var M;for(M in P.types)P.types.hasOwnProperty(M)&&(P.types[M]=[M.charCodeAt(0),M.charCodeAt(1),M.charCodeAt(2),M.charCodeAt(3)]);var O=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),A=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);P.HDLR_TYPES={video:O,audio:A};var T=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),C=new Uint8Array([0,0,0,0,0,0,0,0]);P.STTS=P.STSC=P.STCO=C,P.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),P.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),P.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),P.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var R=new Uint8Array([105,115,111,109]),S=new Uint8Array([97,118,99,49]),b=new Uint8Array([0,0,0,1]);P.FTYP=P.box(P.types.ftyp,R,b,R,S),P.DINF=P.box(P.types.dinf,P.box(P.types.dref,T))},P.box=function(M){for(var O=8,A=arguments.length,T=new Array(A>1?A-1:0),C=1;C<A;C++)T[C-1]=arguments[C];for(var R=T.length,S=R;R--;)O+=T[R].byteLength;var b=new Uint8Array(O);for(b[0]=O>>24&255,b[1]=O>>16&255,b[2]=O>>8&255,b[3]=O&255,b.set(M,4),R=0,O=8;R<S;R++)b.set(T[R],O),O+=T[R].byteLength;return b},P.hdlr=function(M){return P.box(P.types.hdlr,P.HDLR_TYPES[M])},P.mdat=function(M){return P.box(P.types.mdat,M)},P.mdhd=function(M,O){O*=M;var A=Math.floor(O/(K+1)),T=Math.floor(O%(K+1));return P.box(P.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,M>>24&255,M>>16&255,M>>8&255,M&255,A>>24,A>>16&255,A>>8&255,A&255,T>>24,T>>16&255,T>>8&255,T&255,85,196,0,0]))},P.mdia=function(M){return P.box(P.types.mdia,P.mdhd(M.timescale,M.duration),P.hdlr(M.type),P.minf(M))},P.mfhd=function(M){return P.box(P.types.mfhd,new Uint8Array([0,0,0,0,M>>24,M>>16&255,M>>8&255,M&255]))},P.minf=function(M){return M.type==="audio"?P.box(P.types.minf,P.box(P.types.smhd,P.SMHD),P.DINF,P.stbl(M)):P.box(P.types.minf,P.box(P.types.vmhd,P.VMHD),P.DINF,P.stbl(M))},P.moof=function(M,O,A){return P.box(P.types.moof,P.mfhd(M),P.traf(A,O))},P.moov=function(M){for(var O=M.length,A=[];O--;)A[O]=P.trak(M[O]);return P.box.apply(null,[P.types.moov,P.mvhd(M[0].timescale,M[0].duration)].concat(A).concat(P.mvex(M)))},P.mvex=function(M){for(var O=M.length,A=[];O--;)A[O]=P.trex(M[O]);return P.box.apply(null,[P.types.mvex].concat(A))},P.mvhd=function(M,O){O*=M;var A=Math.floor(O/(K+1)),T=Math.floor(O%(K+1)),C=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,M>>24&255,M>>16&255,M>>8&255,M&255,A>>24,A>>16&255,A>>8&255,A&255,T>>24,T>>16&255,T>>8&255,T&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return P.box(P.types.mvhd,C)},P.sdtp=function(M){var O=M.samples||[],A=new Uint8Array(4+O.length),T,C;for(T=0;T<O.length;T++)C=O[T].flags,A[T+4]=C.dependsOn<<4|C.isDependedOn<<2|C.hasRedundancy;return P.box(P.types.sdtp,A)},P.stbl=function(M){return P.box(P.types.stbl,P.stsd(M),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(M){var O=[],A=[],T,C,R;for(T=0;T<M.sps.length;T++)C=M.sps[T],R=C.byteLength,O.push(R>>>8&255),O.push(R&255),O=O.concat(Array.prototype.slice.call(C));for(T=0;T<M.pps.length;T++)C=M.pps[T],R=C.byteLength,A.push(R>>>8&255),A.push(R&255),A=A.concat(Array.prototype.slice.call(C));var S=P.box(P.types.avcC,new Uint8Array([1,O[3],O[4],O[5],252|3,224|M.sps.length].concat(O).concat([M.pps.length]).concat(A))),b=M.width,x=M.height,f=M.pixelRatio[0],l=M.pixelRatio[1];return P.box(P.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b>>8&255,b&255,x>>8&255,x&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),S,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([f>>24,f>>16&255,f>>8&255,f&255,l>>24,l>>16&255,l>>8&255,l&255])))},P.esds=function(M){var O=M.config.length;return new Uint8Array([0,0,0,0,3,23+O,0,1,0,4,15+O,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([O]).concat(M.config).concat([6,1,2]))},P.mp4a=function(M){var O=M.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,M.channelCount,0,16,0,0,0,0,O>>8&255,O&255,0,0]),P.box(P.types.esds,P.esds(M)))},P.mp3=function(M){var O=M.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,M.channelCount,0,16,0,0,0,0,O>>8&255,O&255,0,0]))},P.stsd=function(M){return M.type==="audio"?!M.isAAC&&M.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(M)):P.box(P.types.stsd,P.STSD,P.mp4a(M)):P.box(P.types.stsd,P.STSD,P.avc1(M))},P.tkhd=function(M){var O=M.id,A=M.duration*M.timescale,T=M.width,C=M.height,R=Math.floor(A/(K+1)),S=Math.floor(A%(K+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,O>>24&255,O>>16&255,O>>8&255,O&255,0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,S>>24,S>>16&255,S>>8&255,S&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,T>>8&255,T&255,0,0,C>>8&255,C&255,0,0]))},P.traf=function(M,O){var A=P.sdtp(M),T=M.id,C=Math.floor(O/(K+1)),R=Math.floor(O%(K+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,T>>24,T>>16&255,T>>8&255,T&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,C>>24,C>>16&255,C>>8&255,C&255,R>>24,R>>16&255,R>>8&255,R&255])),P.trun(M,A.length+16+20+8+16+8+8),A)},P.trak=function(M){return M.duration=M.duration||4294967295,P.box(P.types.trak,P.tkhd(M),P.mdia(M))},P.trex=function(M){var O=M.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(M,O){var A=M.samples||[],T=A.length,C=12+16*T,R=new Uint8Array(C),S,b,x,f,l,i;for(O+=8+C,R.set([0,0,15,1,T>>>24&255,T>>>16&255,T>>>8&255,T&255,O>>>24&255,O>>>16&255,O>>>8&255,O&255],0),S=0;S<T;S++)b=A[S],x=b.duration,f=b.size,l=b.flags,i=b.cts,R.set([x>>>24&255,x>>>16&255,x>>>8&255,x&255,f>>>24&255,f>>>16&255,f>>>8&255,f&255,l.isLeading<<2|l.dependsOn,l.isDependedOn<<6|l.hasRedundancy<<4|l.paddingValue<<1|l.isNonSync,l.degradPrio&240<<8,l.degradPrio&15,i>>>24&255,i>>>16&255,i>>>8&255,i&255],12+16*S);return P.box(P.types.trun,R)},P.initSegment=function(M){P.types||P.init();var O=P.moov(M),A=new Uint8Array(P.FTYP.byteLength+O.byteLength);return A.set(P.FTYP),A.set(O,P.FTYP.byteLength),A},P}();k.types=void 0,k.HDLR_TYPES=void 0,k.STTS=void 0,k.STSC=void 0,k.STCO=void 0,k.STSZ=void 0,k.VMHD=void 0,k.SMHD=void 0,k.STSD=void 0,k.FTYP=void 0,k.DINF=void 0,G.default=k},"./src/remux/mp4-remuxer.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"default",function(){return i}),D.d(G,"normalizePts",function(){return c});var K=D("./src/polyfills/number.ts"),k=D("./src/remux/aac-helper.ts"),P=D("./src/remux/mp4-generator.ts"),N=D("./src/events.ts"),M=D("./src/errors.ts"),O=D("./src/utils/logger.ts"),A=D("./src/types/loader.ts"),T=D("./src/utils/timescale-conversion.ts");function C(){return C=Object.assign||function(u){for(var y=1;y<arguments.length;y++){var d=arguments[y];for(var h in d)Object.prototype.hasOwnProperty.call(d,h)&&(u[h]=d[h])}return u},C.apply(this,arguments)}var R=10*1e3,S=1024,b=1152,x=null,f=null,l=!1,i=function(){function u(d,h,s,o){if(o===void 0&&(o=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=d,this.config=h,this.typeSupported=s,this.ISGenerated=!1,x===null){var g=navigator.userAgent||"",p=g.match(/Chrome\/(\d+)/i);x=p?parseInt(p[1]):0}if(f===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);f=E?parseInt(E[1]):0}l=!!x&&x<75||!!f&&f<600}var y=u.prototype;return y.destroy=function(){},y.resetTimeStamp=function(h){O.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=h},y.resetNextTimestamp=function(){O.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){O.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(h){var s=!1,o=h.reduce(function(g,p){var E=p.pts-g;return E<-4294967296?(s=!0,c(g,p.pts)):E>0?g:p.pts},h[0].pts);return s&&O.logger.debug("PTS rollover detected"),o},y.remux=function(h,s,o,g,p,E,L,F){var j,V,B,I,$,ie,ue=p,fe=p,ve=h.pid>-1,pe=s.pid>-1,te=s.samples.length,ee=h.samples.length>0,se=te>1,Q=(!ve||ee)&&(!pe||se)||this.ISGenerated||L;if(Q){this.ISGenerated||(B=this.generateIS(h,s,p));var J=this.isVideoContiguous,he=-1;if(se&&(he=_(s.samples),!J&&this.config.forceKeyFrameOnDiscontinuity))if(ie=!0,he>0){O.logger.warn("[mp4-remuxer]: Dropped "+he+" out of "+te+" video samples due to a missing keyframe");var Ce=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(he),s.dropped+=he,fe+=(s.samples[0].pts-Ce)/(s.timescale||9e4)}else he===-1&&(O.logger.warn("[mp4-remuxer]: No keyframe found out of "+te+" video samples"),ie=!1);if(this.ISGenerated){if(ee&&se){var De=this.getVideoStartPts(s.samples),we=c(h.samples[0].pts,De)-De,Me=we/s.inputTimeScale;ue+=Math.max(0,Me),fe+=Math.max(0,-Me)}if(ee){if(h.samplerate||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(h,s,p)),V=this.remuxAudio(h,ue,this.isAudioContiguous,E,pe||se||F===A.PlaylistLevelType.AUDIO?fe:void 0),se){var Te=V?V.endPTS-V.startPTS:0;s.inputTimeScale||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(h,s,p)),j=this.remuxVideo(s,fe,J,Te)}}else se&&(j=this.remuxVideo(s,fe,J,0));j&&(j.firstKeyFrame=he,j.independent=he!==-1)}}return this.ISGenerated&&(o.samples.length&&($=this.remuxID3(o,p)),g.samples.length&&(I=this.remuxText(g,p))),{audio:V,video:j,initSegment:B,independent:ie,text:I,id3:$}},y.generateIS=function(h,s,o){var g=h.samples,p=s.samples,E=this.typeSupported,L={},F=!Object(K.isFiniteNumber)(this._initPTS),j="audio/mp4",V,B,I;if(F&&(V=B=Infinity),h.config&&g.length&&(h.timescale=h.samplerate,h.isAAC||(E.mpeg?(j="audio/mpeg",h.codec=""):E.mp3&&(h.codec="mp3")),L.audio={id:"audio",container:j,codec:h.codec,initSegment:!h.isAAC&&E.mpeg?new Uint8Array(0):P.default.initSegment([h]),metadata:{channelCount:h.channelCount}},F&&(I=h.inputTimeScale,V=B=g[0].pts-Math.round(I*o))),s.sps&&s.pps&&p.length&&(s.timescale=s.inputTimeScale,L.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:P.default.initSegment([s]),metadata:{width:s.width,height:s.height}},F)){I=s.inputTimeScale;var $=this.getVideoStartPts(p),ie=Math.round(I*o);B=Math.min(B,c(p[0].dts,$)-ie),V=Math.min(V,$-ie)}if(Object.keys(L).length)return this.ISGenerated=!0,F&&(this._initPTS=V,this._initDTS=B),{tracks:L,initPTS:V,timescale:I}},y.remuxVideo=function(h,s,o,g){var p=h.inputTimeScale,E=h.samples,L=[],F=E.length,j=this._initPTS,V=this.nextAvcDts,B=8,I,$,ie,ue=Number.POSITIVE_INFINITY,fe=Number.NEGATIVE_INFINITY,ve=0,pe=!1;if(!o||V===null){var te=s*p,ee=E[0].pts-c(E[0].dts,E[0].pts);V=te-ee}for(var se=0;se<F;se++){var Q=E[se];if(Q.pts=c(Q.pts-j,V),Q.dts=c(Q.dts-j,V),Q.dts>Q.pts){var J=9e4*.2;ve=Math.max(Math.min(ve,Q.pts-Q.dts),-1*J)}Q.dts<E[se>0?se-1:se].dts&&(pe=!0)}pe&&E.sort(function(Ot,Ze){var ht=Ot.dts-Ze.dts,Ut=Ot.pts-Ze.pts;return ht||Ut}),$=E[0].dts,ie=E[E.length-1].dts;var he=Math.round((ie-$)/(F-1));if(ve<0){if(ve<he*-2){O.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(T.toMsFromMpegTsClock)(-he,!0)+" ms");for(var Ce=ve,De=0;De<F;De++)E[De].dts=Ce=Math.max(Ce,E[De].pts-he),E[De].pts=Math.max(Ce,E[De].pts)}else{O.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(T.toMsFromMpegTsClock)(ve,!0)+" ms to overcome this issue");for(var we=0;we<F;we++)E[we].dts=E[we].dts+ve}$=E[0].dts}if(o){var Me=$-V,Te=Me>he,_e=Me<-1;if(Te||_e){Te?O.logger.warn("AVC: "+Object(T.toMsFromMpegTsClock)(Me,!0)+" ms ("+Me+"dts) hole between fragments detected, filling it"):O.logger.warn("AVC: "+Object(T.toMsFromMpegTsClock)(-Me,!0)+" ms ("+Me+"dts) overlapping between fragments detected"),$=V;var Pe=E[0].pts-Me;E[0].dts=$,E[0].pts=Pe,O.logger.log("Video: First PTS/DTS adjusted: "+Object(T.toMsFromMpegTsClock)(Pe,!0)+"/"+Object(T.toMsFromMpegTsClock)($,!0)+", delta: "+Object(T.toMsFromMpegTsClock)(Me,!0)+" ms")}}l&&($=Math.max(0,$));for(var je=0,Qe=0,Ie=0;Ie<F;Ie++){for(var Ae=E[Ie],et=Ae.units,qe=et.length,lt=0,$e=0;$e<qe;$e++)lt+=et[$e].data.length;Qe+=lt,je+=qe,Ae.length=lt,Ae.dts=Math.max(Ae.dts,$),Ae.pts=Math.max(Ae.pts,Ae.dts,0),ue=Math.min(Ae.pts,ue),fe=Math.max(Ae.pts,fe)}ie=E[F-1].dts;var ft=Qe+4*je+8,ut;try{ut=new Uint8Array(ft)}catch(Ot){this.observer.emit(N.Events.ERROR,N.Events.ERROR,{type:M.ErrorTypes.MUX_ERROR,details:M.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ft,reason:"fail allocating video mdat "+ft});return}var st=new DataView(ut.buffer);st.setUint32(0,ft),ut.set(P.default.types.mdat,4);for(var Se=0;Se<F;Se++){for(var Et=E[Se],dt=Et.units,Re=0,He=0,me=dt.length;He<me;He++){var le=dt[He],de=le.data,Y=le.data.byteLength;st.setUint32(B,Y),B+=4,ut.set(de,B),B+=Y,Re+=4+Y}if(Se<F-1)I=E[Se+1].dts-Et.dts;else{var Z=this.config,q=Et.dts-E[Se>0?Se-1:Se].dts;if(Z.stretchShortVideoTrack&&this.nextAudioPts!==null){var ae=Math.floor(Z.maxBufferHole*p),re=(g?ue+g*p:this.nextAudioPts)-Et.pts;re>ae?(I=re-q,I<0&&(I=q),O.logger.log("[mp4-remuxer]: It is approximately "+re/90+" ms to the next segment; using duration "+I/90+" ms for the last video frame.")):I=q}else I=q}var Ee=Math.round(Et.pts-Et.dts);L.push(new v(Et.key,I,Re,Ee))}if(L.length&&x&&x<70){var xe=L[0].flags;xe.dependsOn=2,xe.isNonSync=0}console.assert(I!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=V=ie+I,this.isVideoContiguous=!0;var Ve=P.default.moof(h.sequenceNumber++,$,C({},h,{samples:L})),Le="video",We={data1:Ve,data2:ut,startPTS:ue/p,endPTS:(fe+I)/p,startDTS:$/p,endDTS:V/p,type:Le,hasAudio:!1,hasVideo:!0,nb:L.length,dropped:h.dropped};return h.samples=[],h.dropped=0,console.assert(ut.length,"MDAT length must not be zero"),We},y.remuxAudio=function(h,s,o,g,p){var E=h.inputTimeScale,L=h.samplerate?h.samplerate:E,F=E/L,j=h.isAAC?S:b,V=j*F,B=this._initPTS,I=!h.isAAC&&this.typeSupported.mpeg,$=[],ie=h.samples,ue=I?0:8,fe=this.nextAudioPts||-1,ve=s*E;if(this.isAudioContiguous=o=o||ie.length&&fe>0&&(g&&Math.abs(ve-fe)<9e3||Math.abs(c(ie[0].pts-B,ve)-fe)<20*V),ie.forEach(function(de){de.pts=c(de.pts-B,ve)}),!o||fe<0){if(ie=ie.filter(function(de){return de.pts>=0}),!ie.length)return;p===0?fe=0:g?fe=Math.max(0,ve):fe=ie[0].pts}if(h.isAAC)for(var pe=p!==void 0,te=this.config.maxAudioFramesDrift,ee=0,se=fe;ee<ie.length;ee++){var Q=ie[ee],J=Q.pts,he=J-se,Ce=Math.abs(1e3*he/E);if(he<=-te*V&&pe)ee===0&&(O.logger.warn("Audio frame @ "+(J/E).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*he/E)+" ms."),this.nextAudioPts=fe=se=J);else if(he>=te*V&&Ce<R&&pe){var De=Math.round(he/V);se=J-De*V,se<0&&(De--,se+=V),ee===0&&(this.nextAudioPts=fe=se),O.logger.warn("[mp4-remuxer]: Injecting "+De+" audio frame @ "+(se/E).toFixed(3)+"s due to "+Math.round(1e3*he/E)+" ms gap.");for(var we=0;we<De;we++){var Me=Math.max(se,0),Te=k.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);Te||(O.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),Te=Q.unit.subarray()),ie.splice(ee,0,{unit:Te,pts:Me}),se+=V,ee++}}Q.pts=se,se+=V}for(var _e=null,Pe=null,je,Qe=0,Ie=ie.length;Ie--;)Qe+=ie[Ie].unit.byteLength;for(var Ae=0,et=ie.length;Ae<et;Ae++){var qe=ie[Ae],lt=qe.unit,$e=qe.pts;if(Pe!==null){var ft=$[Ae-1];ft.duration=Math.round(($e-Pe)/F)}else if(o&&h.isAAC&&($e=fe),_e=$e,Qe>0){Qe+=ue;try{je=new Uint8Array(Qe)}catch(de){this.observer.emit(N.Events.ERROR,N.Events.ERROR,{type:M.ErrorTypes.MUX_ERROR,details:M.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Qe,reason:"fail allocating audio mdat 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0,this.duration=d,this.size=h,this.cts=s,this.flags=new m(y)},m=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(ne,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),k=D("./src/utils/mp4-tools.ts"),P=D("./src/loader/fragment.ts"),N=D("./src/utils/logger.ts"),M=function(){function T(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var C=T.prototype;return C.destroy=function(){},C.resetTimeStamp=function(S){this.initPTS=S,this.lastEndDTS=null},C.resetNextTimestamp=function(){this.lastEndDTS=null},C.resetInitSegment=function(S,b,x){this.audioCodec=b,this.videoCodec=x,this.generateInitSegment(S),this.emitInitSegment=!0},C.generateInitSegment=function(S){var b=this.audioCodec,x=this.videoCodec;if(!S||!S.byteLength){this.initTracks=void 0,this.initData=void 0;return}var f=this.initData=Object(k.parseInitSegment)(S);b||(b=A(f.audio,P.ElementaryStreamTypes.AUDIO)),x||(x=A(f.video,P.ElementaryStreamTypes.VIDEO));var l={};f.audio&&f.video?l.audiovideo={container:"video/mp4",codec:b+","+x,initSegment:S,id:"main"}:f.audio?l.audio={container:"audio/mp4",codec:b,initSegment:S,id:"audio"}:f.video?l.video={container:"video/mp4",codec:x,initSegment:S,id:"main"}:N.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=l},C.remux=function(S,b,x,f,l){var i=this.initPTS,c=this.lastEndDTS,_={audio:void 0,video:void 0,text:f,id3:x,initSegment:void 0};Object(K.isFiniteNumber)(c)||(c=this.lastEndDTS=l||0);var v=b.samples;if(!v||!v.length)return _;var m={initPTS:void 0,timescale:1},u=this.initData;if((!u||!u.length)&&(this.generateInitSegment(v),u=this.initData),!u||!u.length)return N.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),_;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(K.isFiniteNumber)(i)||(this.initPTS=m.initPTS=i=O(u,v,c));var y=Object(k.getDuration)(v,u),d=c,h=y+d;Object(k.offsetStartDTS)(u,v,i),y>0?this.lastEndDTS=h:(N.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var s=!!u.audio,o=!!u.video,g="";s&&(g+="audio"),o&&(g+="video");var p={data1:v,startPTS:d,startDTS:d,endPTS:h,endDTS:h,type:g,hasAudio:s,hasVideo:o,nb:1,dropped:0};return _.audio=p.type==="audio"?p:void 0,_.video=p.type!=="audio"?p:void 0,_.text=f,_.id3=x,_.initSegment=m,_},T}(),O=function(C,R,S){return Object(k.getStartDTS)(C,R)-S};function A(T,C){var R=T==null?void 0:T.codec;return R&&R.length>4?R:R==="hvc1"?"hvc1.1.c.L120.90":R==="av01"?"av01.0.04M.08":R==="avc1"||C===P.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=M},"./src/task-loop.ts":function(ne,G,D){"use 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T=N.getBuffered(O),C=0;C<T.length;C++)if(A>=T.start(C)&&A<=T.end(C))return!0}}catch(R){}return!1},N.bufferInfo=function(O,A,T){try{if(O){var C=N.getBuffered(O),R=[],S;for(S=0;S<C.length;S++)R.push({start:C.start(S),end:C.end(S)});return this.bufferedInfo(R,A,T)}}catch(b){}return{len:0,start:A,end:A,nextStart:void 0}},N.bufferedInfo=function(O,A,T){A=Math.max(0,A),O.sort(function(m,u){var y=m.start-u.start;return y||u.end-m.end});var C=[];if(T)for(var R=0;R<O.length;R++){var S=C.length;if(S){var b=C[S-1].end;O[R].start-b<T?O[R].end>b&&(C[S-1].end=O[R].end):C.push(O[R])}else C.push(O[R])}else C=O;for(var x=0,f,l=A,i=A,c=0;c<C.length;c++){var _=C[c].start,v=C[c].end;if(A+T>=_&&A<v)l=_,i=v,x=i-A;else if(A+T<_){f=_;break}}return{len:x,start:l||0,end:i||0,nextStart:f}},N.getBuffered=function(O){try{return O.buffered}catch(A){return K.logger.log("failed to get media.buffered",A),k}},N}()},"./src/utils/cea-608-parser.ts":function(ne,G,D){"use strict";D.r(G),D.d(G,"Row",function(){return 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k.hasOwnProperty(h)&&(s=k[h]),String.fromCharCode(s)},N=15,M=100,O={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},A={17:2,18:4,21:6,22:8,23:10,19:13,20:15},T={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},C={25:2,26:4,29:6,30:8,31:10,27:13,28:15},R=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],S;(function(d){d[d.ERROR=0]="ERROR",d[d.TEXT=1]="TEXT",d[d.WARNING=2]="WARNING",d[d.INFO=2]="INFO",d[d.DEBUG=3]="DEBUG",d[d.DATA=3]="DATA"})(S||(S={}));var b=function(){function d(){this.time=null,this.verboseLevel=S.ERROR}var h=d.prototype;return h.log=function(o,g){this.verboseLevel>=o&&K.logger.log(this.time+" ["+o+"] "+g)},d}(),x=function(h){for(var s=[],o=0;o<h.length;o++)s.push(h[o].toString(16));return s},f=function(){function d(s,o,g,p,E){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=s||"white",this.underline=o||!1,this.italics=g||!1,this.background=p||"black",this.flash=E||!1}var h=d.prototype;return h.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},h.setStyles=function(o){for(var g=["foreground","underline","italics","background","flash"],p=0;p<g.length;p++){var E=g[p];o.hasOwnProperty(E)&&(this[E]=o[E])}},h.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},h.equals=function(o){return this.foreground===o.foreground&&this.underline===o.underline&&this.italics===o.italics&&this.background===o.background&&this.flash===o.flash},h.copy=function(o){this.foreground=o.foreground,this.underline=o.underline,this.italics=o.italics,this.background=o.background,this.flash=o.flash},h.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},d}(),l=function(){function d(s,o,g,p,E,L){this.uchar=void 0,this.penState=void 0,this.uchar=s||" ",this.penState=new f(o,g,p,E,L)}var h=d.prototype;return h.reset=function(){this.uchar=" ",this.penState.reset()},h.setChar=function(o,g){this.uchar=o,this.penState.copy(g)},h.setPenState=function(o){this.penState.copy(o)},h.equals=function(o){return this.uchar===o.uchar&&this.penState.equals(o.penState)},h.copy=function(o){this.uchar=o.uchar,this.penState.copy(o.penState)},h.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},d}(),i=function(){function d(s){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var o=0;o<M;o++)this.chars.push(new l);this.logger=s,this.pos=0,this.currPenState=new f}var h=d.prototype;return h.equals=function(o){for(var g=!0,p=0;p<M;p++)if(!this.chars[p].equals(o.chars[p])){g=!1;break}return g},h.copy=function(o){for(var g=0;g<M;g++)this.chars[g].copy(o.chars[g])},h.isEmpty=function(){for(var o=!0,g=0;g<M;g++)if(!this.chars[g].isEmpty()){o=!1;break}return o},h.setCursor=function(o){this.pos!==o&&(this.pos=o),this.pos<0?(this.logger.log(S.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>M&&(this.logger.log(S.DEBUG,"Too large cursor position "+this.pos),this.pos=M)},h.moveCursor=function(o){var g=this.pos+o;if(o>1)for(var p=this.pos+1;p<g+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(g)},h.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},h.insertChar=function(o){o>=144&&this.backSpace();var g=P(o);if(this.pos>=M){this.logger.log(S.ERROR,"Cannot insert "+o.toString(16)+" ("+g+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(g,this.currPenState),this.moveCursor(1)},h.clearFromPos=function(o){var g;for(g=o;g<M;g++)this.chars[g].reset()},h.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},h.clearToEndOfRow=function(){this.clearFromPos(this.pos)},h.getTextString=function(){for(var o=[],g=!0,p=0;p<M;p++){var E=this.chars[p].uchar;E!==" "&&(g=!1),o.push(E)}return g?"":o.join("")},h.setPenStyles=function(o){this.currPenState.setStyles(o);var g=this.chars[this.pos];g.setPenState(this.currPenState)},d}(),c=function(){function d(s){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var o=0;o<N;o++)this.rows.push(new i(s));this.logger=s,this.currRow=N-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var h=d.prototype;return h.reset=function(){for(var o=0;o<N;o++)this.rows[o].clear();this.currRow=N-1},h.equals=function(o){for(var g=!0,p=0;p<N;p++)if(!this.rows[p].equals(o.rows[p])){g=!1;break}return g},h.copy=function(o){for(var g=0;g<N;g++)this.rows[g].copy(o.rows[g])},h.isEmpty=function(){for(var o=!0,g=0;g<N;g++)if(!this.rows[g].isEmpty()){o=!1;break}return o},h.backSpace=function(){var o=this.rows[this.currRow];o.backSpace()},h.clearToEndOfRow=function(){var o=this.rows[this.currRow];o.clearToEndOfRow()},h.insertChar=function(o){var g=this.rows[this.currRow];g.insertChar(o)},h.setPen=function(o){var g=this.rows[this.currRow];g.setPenStyles(o)},h.moveCursor=function(o){var g=this.rows[this.currRow];g.moveCursor(o)},h.setCursor=function(o){this.logger.log(S.INFO,"setCursor: "+o);var g=this.rows[this.currRow];g.setCursor(o)},h.setPAC=function(o){this.logger.log(S.INFO,"pacData = "+JSON.stringify(o));var g=o.row-1;if(this.nrRollUpRows&&g<this.nrRollUpRows-1&&(g=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==g){for(var p=0;p<N;p++)this.rows[p].clear();var E=this.currRow+1-this.nrRollUpRows,L=this.lastOutputScreen;if(L){var F=L.rows[E].cueStartTime,j=this.logger.time;if(F&&j!==null&&F<j)for(var V=0;V<this.nrRollUpRows;V++)this.rows[g-this.nrRollUpRows+V+1].copy(L.rows[E+V])}}this.currRow=g;var B=this.rows[this.currRow];if(o.indent!==null){var I=o.indent,$=Math.max(I-1,0);B.setCursor(o.indent),o.color=B.chars[$].penState.foreground}var ie={foreground:o.color,underline:o.underline,italics:o.italics,background:"black",flash:!1};this.setPen(ie)},h.setBkgData=function(o){this.logger.log(S.INFO,"bkgData = "+JSON.stringify(o)),this.backSpace(),this.setPen(o),this.insertChar(32)},h.setRollUpRows=function(o){this.nrRollUpRows=o},h.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(S.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(S.TEXT,this.getDisplayText());var o=this.currRow+1-this.nrRollUpRows,g=this.rows.splice(o,1)[0];g.clear(),this.rows.splice(this.currRow,0,g),this.logger.log(S.INFO,"Rolling up")},h.getDisplayText=function(o){o=o||!1;for(var g=[],p="",E=-1,L=0;L<N;L++){var F=this.rows[L].getTextString();F&&(E=L+1,o?g.push("Row "+E+": '"+F+"'"):g.push(F.trim()))}return g.length>0&&(o?p="["+g.join(" | ")+"]":p=g.join(`
`)),p},h.getTextAndFormat=function(){return this.rows},d}(),_=function(){function d(s,o,g){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=s,this.outputFilter=o,this.mode=null,this.verbose=0,this.displayedMemory=new c(g),this.nonDisplayedMemory=new c(g),this.lastOutputScreen=new c(g),this.currRollUpRow=this.displayedMemory.rows[N-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=g}var h=d.prototype;return h.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[N-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},h.getHandler=function(){return this.outputFilter},h.setHandler=function(o){this.outputFilter=o},h.setPAC=function(o){this.writeScreen.setPAC(o)},h.setBkgData=function(o){this.writeScreen.setBkgData(o)},h.setMode=function(o){if(o===this.mode)return;this.mode=o,this.logger.log(S.INFO,"MODE="+o),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=o},h.insertChars=function(o){for(var g=0;g<o.length;g++)this.writeScreen.insertChar(o[g]);var p=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(S.INFO,p+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(S.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},h.ccRCL=function(){this.logger.log(S.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},h.ccBS=function(){if(this.logger.log(S.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},h.ccAOF=function(){},h.ccAON=function(){},h.ccDER=function(){this.logger.log(S.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},h.ccRU=function(o){this.logger.log(S.INFO,"RU("+o+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(o)},h.ccFON=function(){this.logger.log(S.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},h.ccRDC=function(){this.logger.log(S.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},h.ccTR=function(){this.logger.log(S.INFO,"TR"),this.setMode("MODE_TEXT")},h.ccRTD=function(){this.logger.log(S.INFO,"RTD"),this.setMode("MODE_TEXT")},h.ccEDM=function(){this.logger.log(S.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},h.ccCR=function(){this.logger.log(S.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},h.ccENM=function(){this.logger.log(S.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},h.ccEOC=function(){if(this.logger.log(S.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var o=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=o,this.writeScreen=this.nonDisplayedMemory,this.logger.log(S.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},h.ccTO=function(o){this.logger.log(S.INFO,"TO("+o+") - Tab Offset"),this.writeScreen.moveCursor(o)},h.ccMIDROW=function(o){var g={flash:!1};if(g.underline=o%2===1,g.italics=o>=46,g.italics)g.foreground="white";else{var p=Math.floor(o/2)-16,E=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=E[p]}this.logger.log(S.INFO,"MIDROW: "+JSON.stringify(g)),this.writeScreen.setPen(g)},h.outputDataUpdate=function(o){o===void 0&&(o=!1);var g=this.logger.time;if(g===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=g:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,g,this.lastOutputScreen),o&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:g),this.lastOutputScreen.copy(this.displayedMemory))},h.cueSplitAtTime=function(o){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,o,this.displayedMemory),this.cueStartTime=o))},d}(),v=function(){function d(s,o,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new b;this.channels=[null,new _(s,o,p),new _(s+1,g,p)],this.cmdHistory=y(),this.logger=p}var h=d.prototype;return h.getHandler=function(o){return this.channels[o].getHandler()},h.setHandler=function(o,g){this.channels[o].setHandler(g)},h.addData=function(o,g){var p,E,L,F=!1;this.logger.time=o;for(var j=0;j<g.length;j+=2){if(E=g[j]&127,L=g[j+1]&127,E===0&&L===0)continue;if(this.logger.log(S.DATA,"["+x([g[j],g[j+1]])+"] -> ("+x([E,L])+")"),p=this.parseCmd(E,L),p||(p=this.parseMidrow(E,L)),p||(p=this.parsePAC(E,L)),p||(p=this.parseBackgroundAttributes(E,L)),!p&&(F=this.parseChars(E,L),F)){var V=this.currentChannel;if(V&&V>0){var B=this.channels[V];B.insertChars(F)}else this.logger.log(S.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!F&&this.logger.log(S.WARNING,"Couldn't parse cleaned data "+x([E,L])+" orig: "+x([g[j],g[j+1]]))}},h.parseCmd=function(o,g){var p=this.cmdHistory,E=(o===20||o===28||o===21||o===29)&&g>=32&&g<=47,L=(o===23||o===31)&&g>=33&&g<=35;if(!(E||L))return!1;if(u(o,g,p))return m(null,null,p),this.logger.log(S.DEBUG,"Repeated command ("+x([o,g])+") is dropped"),!0;var F=o===20||o===21||o===23?1:2,j=this.channels[F];return o===20||o===21||o===28||o===29?g===32?j.ccRCL():g===33?j.ccBS():g===34?j.ccAOF():g===35?j.ccAON():g===36?j.ccDER():g===37?j.ccRU(2):g===38?j.ccRU(3):g===39?j.ccRU(4):g===40?j.ccFON():g===41?j.ccRDC():g===42?j.ccTR():g===43?j.ccRTD():g===44?j.ccEDM():g===45?j.ccCR():g===46?j.ccENM():g===47&&j.ccEOC():j.ccTO(g-32),m(o,g,p),this.currentChannel=F,!0},h.parseMidrow=function(o,g){var p=0;if((o===17||o===25)&&g>=32&&g<=47){if(o===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(S.ERROR,"Mismatch channel in midrow parsing"),!1;var E=this.channels[p];return E?(E.ccMIDROW(g),this.logger.log(S.DEBUG,"MIDROW ("+x([o,g])+")"),!0):!1}return!1},h.parsePAC=function(o,g){var p,E=this.cmdHistory,L=(o>=17&&o<=23||o>=25&&o<=31)&&g>=64&&g<=127,F=(o===16||o===24)&&g>=64&&g<=95;if(!(L||F))return!1;if(u(o,g,E))return m(null,null,E),!0;var j=o<=23?1:2;g>=64&&g<=95?p=j===1?O[o]:T[o]:p=j===1?A[o]:C[o];var V=this.channels[j];return V?(V.setPAC(this.interpretPAC(p,g)),m(o,g,E),this.currentChannel=j,!0):!1},h.interpretPAC=function(o,g){var p,E={color:null,italics:!1,indent:null,underline:!1,row:o};return g>95?p=g-96:p=g-64,E.underline=(p&1)===1,p<=13?E.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(p/2)]:p<=15?(E.italics=!0,E.color="white"):E.indent=Math.floor((p-16)/2)*4,E},h.parseChars=function(o,g){var p,E=null,L=null;if(o>=25?(p=2,L=o-8):(p=1,L=o),L>=17&&L<=19){var F;L===17?F=g+80:L===18?F=g+112:F=g+144,this.logger.log(S.INFO,"Special char '"+P(F)+"' in channel "+p),E=[F]}else o>=32&&o<=127&&(E=g===0?[o]:[o,g]);if(E){var 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