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Create tag ${ searchTerm }
Create branch ${ searchTerm }
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${ noResults }
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t={block:K.normal,inline:q.normal};this.options.pedantic?(t.block=K.pedantic,t.inline=q.pedantic):this.options.gfm&&(t.block=K.gfm,this.options.breaks?t.inline=q.breaks:t.inline=q.gfm),this.tokenizer.rules=t}t.lex=function(e,n){return new t(n).lex(e)};var n,r,i,a=t.prototype;return a.lex=function(e){return e=e.replace(/\r\n|\r/g,"\n").replace(/\t/g," "),this.blockTokens(e,this.tokens,!0),this.inline(this.tokens),this.tokens},a.blockTokens=function(e,t,n){var r,i,a,s;for(void 0===t&&(t=[]),void 0===n&&(n=!0),e=e.replace(/^ +$/gm,"");e;)if(r=this.tokenizer.space(e))e=e.substring(r.raw.length),r.type&&t.push(r);else if(r=this.tokenizer.code(e,t))e=e.substring(r.raw.length),r.type?t.push(r):((s=t[t.length-1]).raw+="\n"+r.raw,s.text+="\n"+r.text);else if(r=this.tokenizer.fences(e))e=e.substring(r.raw.length),t.push(r);else if(r=this.tokenizer.heading(e))e=e.substring(r.raw.length),t.push(r);else if(r=this.tokenizer.nptable(e))e=e.substring(r.raw.length),t.push(r);else 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t=this.baseTokens[this.baseTokenPos+1];return{type:t&&t.replace(/( |^)overlay .*/,""),size:this.baseTokens[this.baseTokenPos]-e}},ut.prototype.nextLine=function(){this.line++,this.maxLookAhead>0&&this.maxLookAhead--},ut.fromSaved=function(e,t,n){return t instanceof ct?new ut(e,Ge(e.mode,t.state),n,t.lookAhead):new ut(e,Ge(e.mode,t),n)},ut.prototype.save=function(e){var t=!1!==e?Ge(this.doc.mode,this.state):this.state;return this.maxLookAhead>0?new ct(t,this.maxLookAhead):t};var vt=function(e,t,n){this.start=e.start,this.end=e.pos,this.string=e.current(),this.type=t||null,this.state=n};function yt(e,t,n,r){var i,a,s=e.doc,o=s.mode,l=qe(s,(t=ot(s,t)).line),c=ht(e,t.line,n),u=new Ke(l.text,e.options.tabSize,c);for(r&&(a=[]);(r||u.pos<t.ch)&&!u.eol();)u.start=u.pos,i=gt(o,u,c.state),r&&a.push(new vt(u,i,Ge(s.mode,c.state)));return r?a:new vt(u,i,c.state)}function bt(e,t){if(e)for(;;){var 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Ct(e,t){if(t.full)return null;var n=Ze(e,t.from.line)&&qe(e,t.from.line).markedSpans,r=Ze(e,t.to.line)&&qe(e,t.to.line).markedSpans;if(!n&&!r)return null;var i=t.from.ch,a=t.to.ch,s=0==tt(t.from,t.to),o=function(e,t,n){var r;if(e)for(var i=0;i<e.length;++i){var a=e[i],s=a.marker;if(null==a.from||(s.inclusiveLeft?a.from<=t:a.from<t)||a.from==t&&"bookmark"==s.type&&(!n||!a.marker.insertLeft)){var o=null==a.to||(s.inclusiveRight?a.to>=t:a.to>t);(r||(r=[])).push(new Tt(s,a.from,o?null:a.to))}}return r}(n,i,s),l=function(e,t,n){var r;if(e)for(var i=0;i<e.length;++i){var a=e[i],s=a.marker;if(null==a.to||(s.inclusiveRight?a.to>=t:a.to>t)||a.from==t&&"bookmark"==s.type&&(!n||a.marker.insertLeft)){var o=null==a.from||(s.inclusiveLeft?a.from<=t:a.from<t);(r||(r=[])).push(new Tt(s,o?null:a.from-t,null==a.to?null:a.to-t))}}return r}(r,a,s),c=1==t.text.length,u=Y(t.text).length+(c?i:0);if(o)for(var d=0;d<o.length;++d){var f=o[d];if(null==f.to){var 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r=e.find(),i=t.find(),a=tt(r.from,i.from)||_t(e)-_t(t);if(a)return-a;var s=tt(r.to,i.to)||Dt(e)-Dt(t);return s||t.id-e.id}function Rt(e,t){var n,r=St&&e.markedSpans;if(r)for(var i=void 0,a=0;a<r.length;++a)(i=r[a]).marker.collapsed&&null==(t?i.from:i.to)&&(!n||It(n,i.marker)<0)&&(n=i.marker);return n}function Nt(e){return Rt(e,!0)}function Mt(e){return Rt(e,!1)}function Pt(e,t){var n,r=St&&e.markedSpans;if(r)for(var i=0;i<r.length;++i){var a=r[i];a.marker.collapsed&&(null==a.from||a.from<t)&&(null==a.to||a.to>t)&&(!n||It(n,a.marker)<0)&&(n=a.marker)}return n}function Ft(e,t,n,r,i){var a=qe(e,t),s=St&&a.markedSpans;if(s)for(var o=0;o<s.length;++o){var l=s[o];if(l.marker.collapsed){var c=l.marker.find(0),u=tt(c.from,n)||_t(l.marker)-_t(i),d=tt(c.to,r)||Dt(l.marker)-Dt(i);if(!(u>=0&&d<=0||u<=0&&d>=0)&&(u<=0&&(l.marker.inclusiveRight&&i.inclusiveLeft?tt(c.to,n)>=0:tt(c.to,n)>0)||u>=0&&(l.marker.inclusiveRight&&i.inclusiveLeft?tt(c.from,r)<=0:tt(c.from,r)<0)))return!0}}}function jt(e){for(var t;t=Nt(e);)e=t.find(-1,!0).line;return e}function Bt(e,t){var n=qe(e,t),r=jt(n);return n==r?t:Xe(r)}function Ut(e,t){if(t>e.lastLine())return t;var n,r=qe(e,t);if(!Ht(e,r))return t;for(;n=Mt(r);)r=n.find(1,!0).line;return Xe(r)+1}function Ht(e,t){var n=St&&t.markedSpans;if(n)for(var r=void 0,i=0;i<n.length;++i)if((r=n[i]).marker.collapsed){if(null==r.from)return!0;if(!r.marker.widgetNode&&0==r.from&&r.marker.inclusiveLeft&&Gt(e,t,r))return!0}}function Gt(e,t,n){if(null==n.to){var r=n.marker.find(1,!0);return Gt(e,r.line,kt(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,a=0;a<t.markedSpans.length;++a)if((i=t.markedSpans[a]).marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(null==i.to||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&Gt(e,t,i))return!0}function zt(e){for(var t=0,n=(e=jt(e)).parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var a=n.parent;a;a=(n=a).parent)for(var s=0;s<a.children.length;++s){var o=a.children[s];if(o==n)break;t+=o.height}return t}function Wt(e){if(0==e.height)return 0;for(var t,n=e.text.length,r=e;t=Nt(r);){var i=t.find(0,!0);r=i.from.line,n+=i.from.ch-i.to.ch}for(r=e;t=Mt(r);){var a=t.find(0,!0);n-=r.text.length-a.from.ch,n+=(r=a.to.line).text.length-a.to.ch}return n}function Kt(e){var t=e.display,n=e.doc;t.maxLine=qe(n,n.first),t.maxLineLength=Wt(t.maxLine),t.maxLineChanged=!0,n.iter((function(e){var n=Wt(e);n>t.maxLineLength&&(t.maxLineLength=n,t.maxLine=e)}))}var qt=function(e,t,n){this.text=e,Ot(this,t),this.height=n?n(this):1};function Vt(e){e.parent=null,At(e)}qt.prototype.lineNo=function(){return Xe(this)},ye(qt);var Yt={},$t={};function Xt(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?$t:Yt;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function Jt(e,t){var n=_("span",null,null,l?"padding-right: 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pe(e,"renderLine",e,t.line,r.pre),r.pre.className&&(r.textClass=N(r.pre.className,r.textClass||"")),r}function Zt(e){var t=O("span","•","cm-invalidchar");return t.title="\\u"+e.charCodeAt(0).toString(16),t.setAttribute("aria-label",t.title),t}function Qt(e,t,n,r,i,a,l){if(t){var c,u=e.splitSpaces?function(e,t){if(e.length>1&&!/ /.test(e))return e;for(var n=t,r="",i=0;i<e.length;i++){var a=e.charAt(i);" "!=a||!n||i!=e.length-1&&32!=e.charCodeAt(i+1)||(a=" "),r+=a,n=" "==a}return r}(t,e.trailingSpace):t,d=e.cm.state.specialChars,f=!1;if(d.test(t)){c=document.createDocumentFragment();for(var h=0;;){d.lastIndex=h;var p=d.exec(t),m=p?p.index-h:t.length-h;if(m){var g=document.createTextNode(u.slice(h,h+m));s&&o<9?c.appendChild(O("span",[g])):c.appendChild(g),e.map.push(e.pos,e.pos+m,g),e.col+=m,e.pos+=m}if(!p)break;h+=m+1;var v=void 0;if("\t"==p[0]){var y=e.cm.options.tabSize,b=y-e.col%y;(v=c.appendChild(O("span",V(b),"cm-tab"))).setAttribute("role","presentation"),v.setAttribute("cm-text","\t"),e.col+=b}else"\r"==p[0]||"\n"==p[0]?((v=c.appendChild(O("span","\r"==p[0]?"␍":"␤","cm-invalidchar"))).setAttribute("cm-text",p[0]),e.col+=1):((v=e.cm.options.specialCharPlaceholder(p[0])).setAttribute("cm-text",p[0]),s&&o<9?c.appendChild(O("span",[v])):c.appendChild(v),e.col+=1);e.map.push(e.pos,e.pos+1,v),e.pos++}}else e.col+=t.length,c=document.createTextNode(u),e.map.push(e.pos,e.pos+t.length,c),s&&o<9&&(f=!0),e.pos+=t.length;if(e.trailingSpace=32==u.charCodeAt(t.length-1),n||r||i||f||a||l){var E=n||"";r&&(E+=r),i&&(E+=i);var x=O("span",[c],E,a);if(l)for(var S in l)l.hasOwnProperty(S)&&"style"!=S&&"class"!=S&&x.setAttribute(S,l[S]);return e.content.appendChild(x)}e.content.appendChild(c)}}function en(e,t){return function(n,r,i,a,s,o,l){i=i?i+" cm-force-border":"cm-force-border";for(var c=n.pos,u=c+r.length;;){for(var d=void 0,f=0;f<t.length&&!((d=t[f]).to>c&&d.from<=c);f++);if(d.to>=u)return e(n,r,i,a,s,o,l);e(n,r.slice(0,d.to-c),i,a,null,o,l),a=null,r=r.slice(d.to-c),c=d.to}}}function tn(e,t,n,r){var i=!r&&n.widgetNode;i&&e.map.push(e.pos,e.pos+t,i),!r&&e.cm.display.input.needsContentAttribute&&(i||(i=e.content.appendChild(document.createElement("span"))),i.setAttribute("cm-marker",n.id)),i&&(e.cm.display.input.setUneditable(i),e.content.appendChild(i)),e.pos+=t,e.trailingSpace=!1}function nn(e,t,n){var r=e.markedSpans,i=e.text,a=0;if(r)for(var s,o,l,c,u,d,f,h=i.length,p=0,m=1,g="",v=0;;){if(v==p){l=c=u=o="",f=null,d=null,v=1/0;for(var y=[],b=void 0,E=0;E<r.length;++E){var x=r[E],S=x.marker;if("bookmark"==S.type&&x.from==p&&S.widgetNode)y.push(S);else if(x.from<=p&&(null==x.to||x.to>p||S.collapsed&&x.to==p&&x.from==p)){if(null!=x.to&&x.to!=p&&v>x.to&&(v=x.to,c=""),S.className&&(l+=" "+S.className),S.css&&(o=(o?o+";":"")+S.css),S.startStyle&&x.from==p&&(u+=" 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n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Jt(e,t)}function hn(e,t){var n=t.text.className,r=fn(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,pn(e,t)):n&&(t.text.className=n)}function pn(e,t){!function(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=dn(t);t.background=r.insertBefore(O("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}(e,t),t.line.wrapClass?dn(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function mn(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=dn(t);t.gutterBackground=O("div",null,"CodeMirror-gutter-background "+t.line.gutterClass,"left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px"),e.display.input.setUneditable(t.gutterBackground),i.insertBefore(t.gutterBackground,t.text)}var a=t.line.gutterMarkers;if(e.options.lineNumbers||a){var s=dn(t),o=t.gutter=O("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px");if(e.display.input.setUneditable(o),s.insertBefore(o,t.text),t.line.gutterClass&&(o.className+=" "+t.line.gutterClass),!e.options.lineNumbers||a&&a["CodeMirror-linenumbers"]||(t.lineNumber=o.appendChild(O("div",Qe(e.options,n),"CodeMirror-linenumber CodeMirror-gutter-elt","left: "+r.gutterLeft["CodeMirror-linenumbers"]+"px; width: 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n=Te(t);n!=e.wrapper;n=n.parentNode)if(!n||1==n.nodeType&&"true"==n.getAttribute("cm-ignore-events")||n.parentNode==e.sizer&&n!=e.mover)return!0}function Tn(e){return e.lineSpace.offsetTop}function kn(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function wn(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=A(e.measure,O("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return isNaN(r.left)||isNaN(r.right)||(e.cachedPaddingH=r),r}function Cn(e){return 50-e.display.nativeBarWidth}function Ln(e){return e.display.scroller.clientWidth-Cn(e)-e.display.barWidth}function An(e){return e.display.scroller.clientHeight-Cn(e)-e.display.barHeight}function On(e,t,n){if(e.line==t)return{map:e.measure.map,cache:e.measure.cache};for(var r=0;r<e.rest.length;r++)if(e.rest[r]==t)return{map:e.measure.maps[r],cache:e.measure.caches[r]};for(var i=0;i<e.rest.length;i++)if(Xe(e.rest[i])>n)return{map:e.measure.maps[i],cache:e.measure.caches[i],before:!0}}function _n(e,t,n,r){return Rn(e,In(e,t),n,r)}function Dn(e,t){if(t>=e.display.viewFrom&&t<e.display.viewTo)return e.display.view[ur(e,t)];var n=e.display.externalMeasured;return n&&t>=n.lineN&&t<n.lineN+n.size?n:void 0}function In(e,t){var n=Xe(t),r=Dn(e,n);r&&!r.text?r=null:r&&r.changes&&(un(e,r,n,ar(e)),e.curOp.forceUpdate=!0),r||(r=function(e,t){var n=Xe(t=jt(t)),r=e.display.externalMeasured=new rn(e.doc,t,n);r.lineN=n;var i=r.built=Jt(e,r);return r.text=i.pre,A(e.display.lineMeasure,i.pre),r}(e,t));var i=On(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function Rn(e,t,n,r,i){t.before&&(n=-1);var a,l=n+(r||"");return t.cache.hasOwnProperty(l)?a=t.cache[l]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(function(e,t,n){var r=e.options.lineWrapping,i=r&&Ln(e);if(!t.measure.heights||r&&t.measure.width!=i){var 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r,i,a,s,o,l,c=0;c<e.length;c+=3)if(o=e[c],l=e[c+1],t<o?(i=0,a=1,s="left"):t<l?a=1+(i=t-o):(c==e.length-3||t==l&&e[c+3]>t)&&(i=(a=l-o)-1,t>=l&&(s="right")),null!=i){if(r=e[c+2],o==l&&n==(r.insertLeft?"left":"right")&&(s=n),"left"==n&&0==i)for(;c&&e[c-2]==e[c-3]&&e[c-1].insertLeft;)r=e[2+(c-=3)],s="left";if("right"==n&&i==l-o)for(;c<e.length-3&&e[c+3]==e[c+4]&&!e[c+5].insertLeft;)r=e[(c+=3)+2],s="right";break}return{node:r,start:i,end:a,collapse:s,coverStart:o,coverEnd:l}}function Fn(e,t){var n=Mn;if("left"==t)for(var r=0;r<e.length&&(n=e[r]).left==n.right;r++);else for(var i=e.length-1;i>=0&&(n=e[i]).left==n.right;i--);return n}function jn(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 Bn(e){e.display.externalMeasure=null,L(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)jn(e.display.view[t])}function Un(e){Bn(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function Hn(){return u&&g?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function Gn(){return u&&g?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function zn(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=xn(e.widgets[n]));return t}function Wn(e,t,n,r,i){if(!i){var a=zn(t);n.top+=a,n.bottom+=a}if("line"==r)return n;r||(r="local");var s=zt(t);if("local"==r?s+=Tn(e.display):s-=e.display.viewOffset,"page"==r||"window"==r){var o=e.display.lineSpace.getBoundingClientRect();s+=o.top+("window"==r?0:Gn());var l=o.left+("window"==r?0:Hn());n.left+=l,n.right+=l}return n.top+=s,n.bottom+=s,n}function Kn(e,t,n){if("div"==n)return t;var r=t.left,i=t.top;if("page"==n)r-=Hn(),i-=Gn();else if("local"==n||!n){var a=e.display.sizer.getBoundingClientRect();r+=a.left,i+=a.top}var s=e.display.lineSpace.getBoundingClientRect();return{left:r-s.left,top:i-s.top}}function qn(e,t,n,r,i){return r||(r=qe(e.doc,t.line)),Wn(e,r,_n(e,r,t.ch,i),n)}function Vn(e,t,n,r,i,a){function s(t,s){var o=Rn(e,i,t,s?"right":"left",a);return s?o.left=o.right:o.right=o.left,Wn(e,r,o,n)}r=r||qe(e.doc,t.line),i||(i=In(e,r));var o=ce(r,e.doc.direction),l=t.ch,c=t.sticky;if(l>=r.text.length?(l=r.text.length,c="before"):l<=0&&(l=0,c="after"),!o)return s("before"==c?l-1:l,"before"==c);function u(e,t,n){return s(n?e-1:e,1==o[t].level!=n)}var d=oe(o,l,c),f=se,h=u(l,d,"before"==c);return null!=f&&(h.other=u(l,f,"before"!=c)),h}function Yn(e,t){var n=0;t=ot(e.doc,t),e.options.lineWrapping||(n=ir(e.display)*t.ch);var r=qe(e.doc,t.line),i=zt(r)+Tn(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function $n(e,t,n,r,i){var a=et(e,t,n);return a.xRel=i,r&&(a.outside=r),a}function Xn(e,t,n){var r=e.doc;if((n+=e.display.viewOffset)<0)return $n(r.first,0,null,-1,-1);var i=Je(r,n),a=r.first+r.size-1;if(i>a)return $n(r.first+r.size-1,qe(r,a).text.length,null,1,1);t<0&&(t=0);for(var s=qe(r,i);;){var o=er(e,s,i,t,n),l=Pt(s,o.ch+(o.xRel>0||o.outside>0?1:0));if(!l)return o;var c=l.find(1);if(c.line==i)return c;s=qe(r,i=c.line)}}function Jn(e,t,n,r){r-=zn(t);var i=t.text.length,a=ae((function(t){return Rn(e,n,t-1).bottom<=r}),i,0);return{begin:a,end:i=ae((function(t){return Rn(e,n,t).top>r}),a,i)}}function Zn(e,t,n,r){return n||(n=In(e,t)),Jn(e,t,n,Wn(e,t,Rn(e,n,r),"line").top)}function Qn(e,t,n,r){return!(e.bottom<=n)&&(e.top>n||(r?e.left:e.right)>t)}function er(e,t,n,r,i){i-=zt(t);var a=In(e,t),s=zn(t),o=0,l=t.text.length,c=!0,u=ce(t,e.doc.direction);if(u){var d=(e.options.lineWrapping?nr:tr)(e,t,n,a,u,r,i);o=(c=1!=d.level)?d.from:d.to-1,l=c?d.to:d.from-1}var f,h,p=null,m=null,g=ae((function(t){var n=Rn(e,a,t);return n.top+=s,n.bottom+=s,!!Qn(n,r,i,!1)&&(n.top<=i&&n.left<=r&&(p=t,m=n),!0)}),o,l),v=!1;if(m){var y=r-m.left<m.right-r,b=y==c;g=p+(b?0:1),h=b?"after":"before",f=y?m.left:m.right}else{c||g!=l&&g!=o||g++,h=0==g?"after":g==t.text.length?"before":Rn(e,a,g-(c?1:0)).bottom+s<=i==c?"after":"before";var E=Vn(e,et(n,g,h),"line",t,a);f=E.left,v=i<E.top?-1:i>=E.bottom?1:0}return $n(n,g=ie(t.text,g,1),h,v,r-f)}function tr(e,t,n,r,i,a,s){var o=ae((function(o){var l=i[o],c=1!=l.level;return Qn(Vn(e,et(n,c?l.to:l.from,c?"before":"after"),"line",t,r),a,s,!0)}),0,i.length-1),l=i[o];if(o>0){var c=1!=l.level,u=Vn(e,et(n,c?l.from:l.to,c?"after":"before"),"line",t,r);Qn(u,a,s,!0)&&u.top>s&&(l=i[o-1])}return l}function nr(e,t,n,r,i,a,s){var o=Jn(e,t,r,s),l=o.begin,c=o.end;/\s/.test(t.text.charAt(c-1))&&c--;for(var u=null,d=null,f=0;f<i.length;f++){var h=i[f];if(!(h.from>=c||h.to<=l)){var p=Rn(e,r,1!=h.level?Math.min(c,h.to)-1:Math.max(l,h.from)).right,m=p<a?a-p+1e9:p-a;(!u||d>m)&&(u=h,d=m)}}return u||(u=i[i.length-1]),u.from<l&&(u={from:l,to:u.to,level:u.level}),u.to>c&&(u={from:u.from,to:c,level:u.level}),u}function rr(e){if(null!=e.cachedTextHeight)return e.cachedTextHeight;if(null==Nn){Nn=O("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)Nn.appendChild(document.createTextNode("x")),Nn.appendChild(O("br"));Nn.appendChild(document.createTextNode("x"))}A(e.measure,Nn);var n=Nn.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),L(e.measure),n||1}function ir(e){if(null!=e.cachedCharWidth)return e.cachedCharWidth;var t=O("span","xxxxxxxxxx"),n=O("pre",[t],"CodeMirror-line-like");A(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ar(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,a=t.gutters.firstChild,s=0;a;a=a.nextSibling,++s){var o=e.display.gutterSpecs[s].className;n[o]=a.offsetLeft+a.clientLeft+i,r[o]=a.clientWidth}return{fixedPos:sr(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function sr(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function or(e){var t=rr(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/ir(e.display)-3);return function(i){if(Ht(e.doc,i))return 0;var a=0;if(i.widgets)for(var s=0;s<i.widgets.length;s++)i.widgets[s].height&&(a+=i.widgets[s].height);return n?a+(Math.ceil(i.text.length/r)||1)*t:a+t}}function lr(e){var t=e.doc,n=or(e);t.iter((function(e){var t=n(e);t!=e.height&&$e(e,t)}))}function cr(e,t,n,r){var i=e.display;if(!n&&"true"==Te(t).getAttribute("cm-not-content"))return null;var a,s,o=i.lineSpace.getBoundingClientRect();try{a=t.clientX-o.left,s=t.clientY-o.top}catch(e){return null}var l,c=Xn(e,a,s);if(r&&c.xRel>0&&(l=qe(e.doc,c.line).text).length==c.ch){var u=j(l,l.length,e.options.tabSize)-l.length;c=et(c.line,Math.max(0,Math.round((a-wn(e.display).left)/ir(e.display))-u))}return c}function ur(e,t){if(t>=e.display.viewTo)return null;if((t-=e.display.viewFrom)<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if((t-=n[r].size)<0)return r}function dr(e,t,n,r){null==t&&(t=e.doc.first),null==n&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(null==i.updateLineNumbers||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)St&&Bt(e.doc,t)<i.viewTo&&hr(e);else if(n<=i.viewFrom)St&&Ut(e.doc,n+r)>i.viewFrom?hr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)hr(e);else if(t<=i.viewFrom){var a=pr(e,n,n+r,1);a?(i.view=i.view.slice(a.index),i.viewFrom=a.lineN,i.viewTo+=r):hr(e)}else if(n>=i.viewTo){var s=pr(e,t,t,-1);s?(i.view=i.view.slice(0,s.index),i.viewTo=s.lineN):hr(e)}else{var o=pr(e,t,t,-1),l=pr(e,n,n+r,1);o&&l?(i.view=i.view.slice(0,o.index).concat(an(e,o.lineN,l.lineN)).concat(i.view.slice(l.index)),i.viewTo+=r):hr(e)}var c=i.externalMeasured;c&&(n<c.lineN?c.lineN+=r:t<c.lineN+c.size&&(i.externalMeasured=null))}function fr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),!(t<r.viewFrom||t>=r.viewTo)){var a=r.view[ur(e,t)];if(null!=a.node){var s=a.changes||(a.changes=[]);-1==U(s,n)&&s.push(n)}}}function hr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function pr(e,t,n,r){var i,a=ur(e,t),s=e.display.view;if(!St||n==e.doc.first+e.doc.size)return{index:a,lineN:n};for(var o=e.display.viewFrom,l=0;l<a;l++)o+=s[l].size;if(o!=t){if(r>0){if(a==s.length-1)return null;i=o+s[a].size-t,a++}else i=o-t;t+=i,n+=i}for(;Bt(e.doc,n)!=n;){if(a==(r<0?0:s.length-1))return null;n+=r*s[a-(r<0?1:0)].size,a+=r}return{index:a,lineN:n}}function mr(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];i.hidden||i.node&&!i.changes||++n}return n}function gr(e){e.display.input.showSelection(e.display.input.prepareSelection())}function vr(e,t){void 0===t&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),a=r.selection=document.createDocumentFragment(),s=0;s<n.sel.ranges.length;s++)if(t||s!=n.sel.primIndex){var o=n.sel.ranges[s];if(!(o.from().line>=e.display.viewTo||o.to().line<e.display.viewFrom)){var l=o.empty();(l||e.options.showCursorWhenSelecting)&&yr(e,o.head,i),l||Er(e,o,a)}}return r}function yr(e,t,n){var r=Vn(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(O("div"," ","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var a=n.appendChild(O("div"," ","CodeMirror-cursor CodeMirror-secondarycursor"));a.style.display="",a.style.left=r.other.left+"px",a.style.top=r.other.top+"px",a.style.height=.85*(r.other.bottom-r.other.top)+"px"}}function br(e,t){return e.top-t.top||e.left-t.left}function Er(e,t,n){var r=e.display,i=e.doc,a=document.createDocumentFragment(),s=wn(e.display),o=s.left,l=Math.max(r.sizerWidth,Ln(e)-r.sizer.offsetLeft)-s.right,c="ltr"==i.direction;function u(e,t,n,r){t<0&&(t=0),t=Math.round(t),r=Math.round(r),a.appendChild(O("div",null,"CodeMirror-selected","position: absolute; left: "+e+"px;\n top: "+t+"px; width: "+(null==n?l-e:n)+"px;\n height: "+(r-t)+"px"))}function d(t,n,r){var a,s,d=qe(i,t),f=d.text.length;function h(n,r){return qn(e,et(t,n),"div",d,r)}function p(t,n,r){var i=Zn(e,d,null,t),a="ltr"==n==("after"==r)?"left":"right";return h("after"==r?i.begin:i.end-(/\s/.test(d.text.charAt(i.end-1))?2:1),a)[a]}var m=ce(d,i.direction);return function(e,t,n,r){if(!e)return r(t,n,"ltr",0);for(var i=!1,a=0;a<e.length;++a){var s=e[a];(s.from<n&&s.to>t||t==n&&s.to==t)&&(r(Math.max(s.from,t),Math.min(s.to,n),1==s.level?"rtl":"ltr",a),i=!0)}i||r(t,n,"ltr")}(m,n||0,null==r?f:r,(function(e,t,i,d){var g="ltr"==i,v=h(e,g?"left":"right"),y=h(t-1,g?"right":"left"),b=null==n&&0==e,E=null==r&&t==f,x=0==d,S=!m||d==m.length-1;if(y.top-v.top<=3){var T=(c?E:b)&&S,k=(c?b:E)&&x?o:(g?v:y).left,w=T?l:(g?y:v).right;u(k,v.top,w-k,v.bottom)}else{var C,L,A,O;g?(C=c&&b&&x?o:v.left,L=c?l:p(e,i,"before"),A=c?o:p(t,i,"after"),O=c&&E&&S?l:y.right):(C=c?p(e,i,"before"):o,L=!c&&b&&x?l:v.right,A=!c&&E&&S?o:y.left,O=c?p(t,i,"after"):l),u(C,v.top,L-C,v.bottom),v.bottom<y.top&&u(o,v.bottom,null,y.top),u(A,y.top,O-A,y.bottom)}(!a||br(v,a)<0)&&(a=v),br(y,a)<0&&(a=y),(!s||br(v,s)<0)&&(s=v),br(y,s)<0&&(s=y)})),{start:a,end:s}}var f=t.from(),h=t.to();if(f.line==h.line)d(f.line,f.ch,h.ch);else{var p=qe(i,f.line),m=qe(i,h.line),g=jt(p)==jt(m),v=d(f.line,f.ch,g?p.text.length+1:null).end,y=d(h.line,g?0:null,h.ch).start;g&&(v.top<y.top-2?(u(v.right,v.top,null,v.bottom),u(o,y.top,y.left,y.bottom)):u(v.right,v.top,y.left-v.right,v.bottom)),v.bottom<y.top&&u(o,v.bottom,null,y.top)}n.appendChild(a)}function xr(e){if(e.state.focused){var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval((function(){e.hasFocus()||wr(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"}),e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}}function Sr(e){e.state.focused||(e.display.input.focus(),kr(e))}function Tr(e){e.state.delayingBlurEvent=!0,setTimeout((function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,wr(e))}),100)}function kr(e,t){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),"nocursor"!=e.options.readOnly&&(e.state.focused||(pe(e,"focus",e,t),e.state.focused=!0,R(e.display.wrapper,"CodeMirror-focused"),e.curOp||e.display.selForContextMenu==e.doc.sel||(e.display.input.reset(),l&&setTimeout((function(){return e.display.input.reset(!0)}),20)),e.display.input.receivedFocus()),xr(e))}function wr(e,t){e.state.delayingBlurEvent||(e.state.focused&&(pe(e,"blur",e,t),e.state.focused=!1,C(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout((function(){e.state.focused||(e.display.shift=!1)}),150))}function Cr(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],a=e.options.lineWrapping,l=void 0,c=0;if(!i.hidden){if(s&&o<8){var u=i.node.offsetTop+i.node.offsetHeight;l=u-n,n=u}else{var d=i.node.getBoundingClientRect();l=d.bottom-d.top,!a&&i.text.firstChild&&(c=i.text.firstChild.getBoundingClientRect().right-d.left-1)}var f=i.line.height-l;if((f>.005||f<-.005)&&($e(i.line,l),Lr(i.line),i.rest))for(var h=0;h<i.rest.length;h++)Lr(i.rest[h]);if(c>e.display.sizerWidth){var p=Math.ceil(c/ir(e.display));p>e.display.maxLineLength&&(e.display.maxLineLength=p,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}}function Lr(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Ar(e,t,n){var r=n&&null!=n.top?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Tn(e));var i=n&&null!=n.bottom?n.bottom:r+e.wrapper.clientHeight,a=Je(t,r),s=Je(t,i);if(n&&n.ensure){var o=n.ensure.from.line,l=n.ensure.to.line;o<a?(a=o,s=Je(t,zt(qe(t,o))+e.wrapper.clientHeight)):Math.min(l,t.lastLine())>=s&&(a=Je(t,zt(qe(t,l))-e.wrapper.clientHeight),s=l)}return{from:a,to:Math.max(s,a+1)}}function Or(e,t){var n=e.display,r=rr(e.display);t.top<0&&(t.top=0);var i=e.curOp&&null!=e.curOp.scrollTop?e.curOp.scrollTop:n.scroller.scrollTop,a=An(e),s={};t.bottom-t.top>a&&(t.bottom=t.top+a);var o=e.doc.height+kn(n),l=t.top<r,c=t.bottom>o-r;if(t.top<i)s.scrollTop=l?0:t.top;else if(t.bottom>i+a){var u=Math.min(t.top,(c?o:t.bottom)-a);u!=i&&(s.scrollTop=u)}var d=e.options.fixedGutter?0:n.gutters.offsetWidth,f=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:n.scroller.scrollLeft-d,h=Ln(e)-n.gutters.offsetWidth,p=t.right-t.left>h;return p&&(t.right=t.left+h),t.left<10?s.scrollLeft=0:t.left<f?s.scrollLeft=Math.max(0,t.left+d-(p?0:10)):t.right>h+f-3&&(s.scrollLeft=t.right+(p?0:10)-h),s}function _r(e,t){null!=t&&(Rr(e),e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+t)}function Dr(e){Rr(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Ir(e,t,n){null==t&&null==n||Rr(e),null!=t&&(e.curOp.scrollLeft=t),null!=n&&(e.curOp.scrollTop=n)}function Rr(e){var t=e.curOp.scrollToPos;t&&(e.curOp.scrollToPos=null,Nr(e,Yn(e,t.from),Yn(e,t.to),t.margin))}function Nr(e,t,n,r){var i=Or(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});Ir(e,i.scrollLeft,i.scrollTop)}function Mr(e,t){Math.abs(e.doc.scrollTop-t)<2||(n||li(e,{top:t}),Pr(e,t,!0),n&&li(e),ri(e,100))}function Pr(e,t,n){t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),(e.display.scroller.scrollTop!=t||n)&&(e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t))}function Fr(e,t,n,r){t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r||(e.doc.scrollLeft=t,di(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function jr(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+kn(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Cn(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Br=function(e,t,n){this.cm=n;var r=this.vert=O("div",[O("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=O("div",[O("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),de(r,"scroll",(function(){r.clientHeight&&t(r.scrollTop,"vertical")})),de(i,"scroll",(function(){i.clientWidth&&t(i.scrollLeft,"horizontal")})),this.checkedZeroWidth=!1,s&&o<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Br.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var a=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+a)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(0==r&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},Br.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Br.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Br.prototype.zeroWidthHack=function(){var e=y&&!h?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new B,this.disableVert=new B},Br.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto",t.set(1e3,(function r(){var i=e.getBoundingClientRect();("vert"==n?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1))!=e?e.style.pointerEvents="none":t.set(1e3,r)}))},Br.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var Ur=function(){};function Hr(e,t){t||(t=jr(e));var n=e.display.barWidth,r=e.display.barHeight;Gr(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Cr(e),Gr(e,jr(e)),n=e.display.barWidth,r=e.display.barHeight}function Gr(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}Ur.prototype.update=function(){return{bottom:0,right:0}},Ur.prototype.setScrollLeft=function(){},Ur.prototype.setScrollTop=function(){},Ur.prototype.clear=function(){};var zr={native:Br,null:Ur};function Wr(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&C(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new zr[e.options.scrollbarStyle]((function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),de(t,"mousedown",(function(){e.state.focused&&setTimeout((function(){return e.display.input.focus()}),0)})),t.setAttribute("cm-not-content","true")}),(function(t,n){"horizontal"==n?Fr(e,t):Mr(e,t)}),e),e.display.scrollbars.addClass&&R(e.display.wrapper,e.display.scrollbars.addClass)}var Kr=0;function qr(e){var t;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:++Kr},t=e.curOp,sn?sn.ops.push(t):t.ownsGroup=sn={ops:[t],delayedCallbacks:[]}}function Vr(e){var t=e.curOp;t&&function(e,t){var n=e.ownsGroup;if(n)try{!function(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n].call(null);for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++].call(null,i.cm)}}while(n<t.length)}(n)}finally{sn=null,t(n)}}(t,(function(e){for(var t=0;t<e.ops.length;t++)e.ops[t].cm.curOp=null;!function(e){for(var t=e.ops,n=0;n<t.length;n++)Yr(t[n]);for(var r=0;r<t.length;r++)$r(t[r]);for(var i=0;i<t.length;i++)Xr(t[i]);for(var a=0;a<t.length;a++)Jr(t[a]);for(var s=0;s<t.length;s++)Zr(t[s])}(e)}))}function Yr(e){var t=e.cm,n=t.display;!function(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Cn(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Cn(e)+"px",t.scrollbarsClipped=!0)}(t),e.updateMaxLine&&Kt(t),e.mustUpdate=e.viewChanged||e.forceUpdate||null!=e.scrollTop||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new ai(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function $r(e){e.updatedDisplay=e.mustUpdate&&si(e.cm,e.update)}function Xr(e){var t=e.cm,n=t.display;e.updatedDisplay&&Cr(t),e.barMeasure=jr(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=_n(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Cn(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Ln(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function Jr(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&Fr(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==I();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Hr(t,e.barMeasure),e.updatedDisplay&&ui(t,e.barMeasure),e.selectionChanged&&xr(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&Sr(e.cm)}function Zr(e){var t=e.cm,n=t.display,r=t.doc;e.updatedDisplay&&oi(t,e.update),null==n.wheelStartX||null==e.scrollTop&&null==e.scrollLeft&&!e.scrollToPos||(n.wheelStartX=n.wheelStartY=null),null!=e.scrollTop&&Pr(t,e.scrollTop,e.forceScroll),null!=e.scrollLeft&&Fr(t,e.scrollLeft,!0,!0),e.scrollToPos&&function(e,t){if(!me(e,"scrollCursorIntoView")){var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),null!=i&&!p){var a=O("div","​",null,"position: absolute;\n top: "+(t.top-n.viewOffset-Tn(e.display))+"px;\n height: "+(t.bottom-t.top+Cn(e)+n.barHeight)+"px;\n left: "+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(a),a.scrollIntoView(i),e.display.lineSpace.removeChild(a)}}}(t,function(e,t,n,r){var i;null==r&&(r=0),e.options.lineWrapping||t!=n||(n="before"==(t=t.ch?et(t.line,"before"==t.sticky?t.ch-1:t.ch,"after"):t).sticky?et(t.line,t.ch+1,"before"):t);for(var a=0;a<5;a++){var s=!1,o=Vn(e,t),l=n&&n!=t?Vn(e,n):o,c=Or(e,i={left:Math.min(o.left,l.left),top:Math.min(o.top,l.top)-r,right:Math.max(o.left,l.left),bottom:Math.max(o.bottom,l.bottom)+r}),u=e.doc.scrollTop,d=e.doc.scrollLeft;if(null!=c.scrollTop&&(Mr(e,c.scrollTop),Math.abs(e.doc.scrollTop-u)>1&&(s=!0)),null!=c.scrollLeft&&(Fr(e,c.scrollLeft),Math.abs(e.doc.scrollLeft-d)>1&&(s=!0)),!s)break}return i}(t,ot(r,e.scrollToPos.from),ot(r,e.scrollToPos.to),e.scrollToPos.margin));var i=e.maybeHiddenMarkers,a=e.maybeUnhiddenMarkers;if(i)for(var s=0;s<i.length;++s)i[s].lines.length||pe(i[s],"hide");if(a)for(var o=0;o<a.length;++o)a[o].lines.length&&pe(a[o],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&pe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Qr(e,t){if(e.curOp)return t();qr(e);try{return t()}finally{Vr(e)}}function ei(e,t){return function(){if(e.curOp)return t.apply(e,arguments);qr(e);try{return t.apply(e,arguments)}finally{Vr(e)}}}function ti(e){return function(){if(this.curOp)return e.apply(this,arguments);qr(this);try{return e.apply(this,arguments)}finally{Vr(this)}}}function ni(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);qr(t);try{return e.apply(this,arguments)}finally{Vr(t)}}}function ri(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,P(ii,e))}function ii(e){var t=e.doc;if(!(t.highlightFrontier>=e.display.viewTo)){var n=+new Date+e.options.workTime,r=ht(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),(function(a){if(r.line>=e.display.viewFrom){var s=a.styles,o=a.text.length>e.options.maxHighlightLength?Ge(t.mode,r.state):null,l=dt(e,a,r,!0);o&&(r.state=o),a.styles=l.styles;var c=a.styleClasses,u=l.classes;u?a.styleClasses=u:c&&(a.styleClasses=null);for(var d=!s||s.length!=a.styles.length||c!=u&&(!c||!u||c.bgClass!=u.bgClass||c.textClass!=u.textClass),f=0;!d&&f<s.length;++f)d=s[f]!=a.styles[f];d&&i.push(r.line),a.stateAfter=r.save(),r.nextLine()}else a.text.length<=e.options.maxHighlightLength&&pt(e,a.text,r),a.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ri(e,e.options.workDelay),!0})),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&Qr(e,(function(){for(var t=0;t<i.length;t++)fr(e,i[t],"text")}))}}var ai=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Ar(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=Ln(e),this.force=n,this.dims=ar(e),this.events=[]};function si(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return hr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==mr(e))return!1;fi(e)&&(hr(e),t.dims=ar(e));var i=r.first+r.size,a=Math.max(t.visible.from-e.options.viewportMargin,r.first),s=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<a&&a-n.viewFrom<20&&(a=Math.max(r.first,n.viewFrom)),n.viewTo>s&&n.viewTo-s<20&&(s=Math.min(i,n.viewTo)),St&&(a=Bt(e.doc,a),s=Ut(e.doc,s));var o=a!=n.viewFrom||s!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;!function(e,t,n){var r=e.display;0==r.view.length||t>=r.viewTo||n<=r.viewFrom?(r.view=an(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=an(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(ur(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(an(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,ur(e,n)))),r.viewTo=n}(e,a,s),n.viewOffset=zt(qe(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var c=mr(e);if(!o&&0==c&&!t.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var u=function(e){if(e.hasFocus())return null;var t=I();if(!t||!D(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&D(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}(e);return c>4&&(n.lineDiv.style.display="none"),function(e,t,n){var r=e.display,i=e.options.lineNumbers,a=r.lineDiv,s=a.firstChild;function o(t){var n=t.nextSibling;return l&&y&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),n}for(var c=r.view,u=r.viewFrom,d=0;d<c.length;d++){var f=c[d];if(f.hidden);else if(f.node&&f.node.parentNode==a){for(;s!=f.node;)s=o(s);var h=i&&null!=t&&t<=u&&f.lineNumber;f.changes&&(U(f.changes,"gutter")>-1&&(h=!1),un(e,f,u,n)),h&&(L(f.lineNumber),f.lineNumber.appendChild(document.createTextNode(Qe(e.options,u)))),s=f.node.nextSibling}else{var p=vn(e,f,u,n);a.insertBefore(p,s)}u+=f.size}for(;s;)s=o(s)}(e,n.updateLineNumbers,t.dims),c>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,function(e){if(e&&e.activeElt&&e.activeElt!=I()&&(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&D(document.body,e.anchorNode)&&D(document.body,e.focusNode))){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}(u),L(n.cursorDiv),L(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,o&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ri(e,400)),n.updateLineNumbers=null,!0}function oi(e,t){for(var n=t.viewport,r=!0;;r=!1){if(r&&e.options.lineWrapping&&t.oldDisplayWidth!=Ln(e))r&&(t.visible=Ar(e.display,e.doc,n));else if(n&&null!=n.top&&(n={top:Math.min(e.doc.height+kn(e.display)-An(e),n.top)}),t.visible=Ar(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break;if(!si(e,t))break;Cr(e);var i=jr(e);gr(e),Hr(e,i),ui(e,i),t.force=!1}t.signal(e,"update",e),e.display.viewFrom==e.display.reportedViewFrom&&e.display.viewTo==e.display.reportedViewTo||(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function li(e,t){var n=new ai(e,t);if(si(e,n)){Cr(e),oi(e,n);var r=jr(e);gr(e),Hr(e,r),ui(e,r),n.finish()}}function ci(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function ui(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+Cn(e)+"px"}function di(e){var t=e.display,n=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var r=sr(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,a=r+"px",s=0;s<n.length;s++)if(!n[s].hidden){e.options.fixedGutter&&(n[s].gutter&&(n[s].gutter.style.left=a),n[s].gutterBackground&&(n[s].gutterBackground.style.left=a));var o=n[s].alignable;if(o)for(var l=0;l<o.length;l++)o[l].style.left=a}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}}function fi(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Qe(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(O("div",[O("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),a=i.firstChild.offsetWidth,s=i.offsetWidth-a;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(a,r.lineGutter.offsetWidth-s)+1,r.lineNumWidth=r.lineNumInnerWidth+s,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",ci(e.display),!0}return!1}function hi(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var a=e[i],s=null;if("string"!=typeof a&&(s=a.style,a=a.className),"CodeMirror-linenumbers"==a){if(!t)continue;r=!0}n.push({className:a,style:s})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function pi(e){var t=e.gutters,n=e.gutterSpecs;L(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],a=i.className,s=i.style,o=t.appendChild(O("div",null,"CodeMirror-gutter "+a));s&&(o.style.cssText=s),"CodeMirror-linenumbers"==a&&(e.lineGutter=o,o.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",ci(e)}function mi(e){pi(e.display),dr(e),di(e)}function gi(e,t,r,i){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=_("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=_("div",[a.measure,a.lineMeasure,a.selectionDiv,a.cursorDiv,a.lineDiv],null,"position: relative; outline: none");var c=_("div",[a.lineSpace],"CodeMirror-lines");a.mover=O("div",[c],null,"position: relative"),a.sizer=O("div",[a.mover],"CodeMirror-sizer"),a.sizerWidth=null,a.heightForcer=O("div",null,null,"position: absolute; height: 50px; 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"),s&&o<8&&(a.gutters.style.zIndex=-1,a.scroller.style.paddingRight=0),l||n&&v||(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=hi(i.gutters,i.lineNumbers),pi(a),r.init(a)}ai.prototype.signal=function(e,t){ve(e,t)&&this.events.push(arguments)},ai.prototype.finish=function(){for(var e=0;e<this.events.length;e++)pe.apply(null,this.events[e])};var vi=0,yi=null;function bi(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return null==t&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),null==n&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:null==n&&(n=e.wheelDelta),{x:t,y:n}}function Ei(e){var t=bi(e);return t.x*=yi,t.y*=yi,t}function xi(e,t){var r=bi(t),i=r.x,a=r.y,s=e.display,o=s.scroller,c=o.scrollWidth>o.clientWidth,u=o.scrollHeight>o.clientHeight;if(i&&c||a&&u){if(a&&y&&l)e:for(var f=t.target,h=s.view;f!=o;f=f.parentNode)for(var p=0;p<h.length;p++)if(h[p].node==f){e.display.currentWheelTarget=f;break e}if(i&&!n&&!d&&null!=yi)return a&&u&&Mr(e,Math.max(0,o.scrollTop+a*yi)),Fr(e,Math.max(0,o.scrollLeft+i*yi)),(!a||a&&u)&&be(t),void(s.wheelStartX=null);if(a&&null!=yi){var m=a*yi,g=e.doc.scrollTop,v=g+s.wrapper.clientHeight;m<0?g=Math.max(0,g+m-50):v=Math.min(e.doc.height,v+m+50),li(e,{top:g,bottom:v})}vi<20&&(null==s.wheelStartX?(s.wheelStartX=o.scrollLeft,s.wheelStartY=o.scrollTop,s.wheelDX=i,s.wheelDY=a,setTimeout((function(){if(null!=s.wheelStartX){var e=o.scrollLeft-s.wheelStartX,t=o.scrollTop-s.wheelStartY,n=t&&s.wheelDY&&t/s.wheelDY||e&&s.wheelDX&&e/s.wheelDX;s.wheelStartX=s.wheelStartY=null,n&&(yi=(yi*vi+n)/(vi+1),++vi)}}),200)):(s.wheelDX+=i,s.wheelDY+=a))}}s?yi=-.53:n?yi=15:u?yi=-.7:f&&(yi=-1/3);var Si=function(e,t){this.ranges=e,this.primIndex=t};Si.prototype.primary=function(){return this.ranges[this.primIndex]},Si.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!nt(n.anchor,r.anchor)||!nt(n.head,r.head))return!1}return!0},Si.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new Ti(rt(this.ranges[t].anchor),rt(this.ranges[t].head));return new Si(e,this.primIndex)},Si.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Si.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(tt(t,r.from())>=0&&tt(e,r.to())<=0)return n}return-1};var Ti=function(e,t){this.anchor=e,this.head=t};function ki(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort((function(e,t){return tt(e.from(),t.from())})),n=U(t,i);for(var a=1;a<t.length;a++){var s=t[a],o=t[a-1],l=tt(o.to(),s.from());if(r&&!s.empty()?l>0:l>=0){var c=at(o.from(),s.from()),u=it(o.to(),s.to()),d=o.empty()?s.from()==s.head:o.from()==o.head;a<=n&&--n,t.splice(--a,2,new Ti(d?u:c,d?c:u))}}return new Si(t,n)}function wi(e,t){return new Si([new Ti(e,t||e)],0)}function Ci(e){return e.text?et(e.from.line+e.text.length-1,Y(e.text).length+(1==e.text.length?e.from.ch:0)):e.to}function Li(e,t){if(tt(e,t.from)<0)return e;if(tt(e,t.to)<=0)return Ci(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Ci(t).ch-t.to.ch),et(n,r)}function Ai(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new Ti(Li(i.anchor,t),Li(i.head,t)))}return ki(e.cm,n,e.sel.primIndex)}function Oi(e,t,n){return e.line==t.line?et(n.line,e.ch-t.ch+n.ch):et(n.line+(e.line-t.line),e.ch)}function _i(e){e.doc.mode=Be(e.options,e.doc.modeOption),Di(e)}function Di(e){e.doc.iter((function(e){e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null)})),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,ri(e,100),e.state.modeGen++,e.curOp&&dr(e)}function Ii(e,t){return 0==t.from.ch&&0==t.to.ch&&""==Y(t.text)&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function Ri(e,t,n,r){function i(e){return n?n[e]:null}function 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n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,Vt(i),ln(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}},Ea.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var a=Math.min(t,i-e),s=r.height;if(r.removeInner(e,a),this.height-=s-r.height,i==a&&(this.children.splice(n--,1),r.parent=null),0==(t-=a))break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof ba))){var o=[];this.collapse(o),this.children=[new ba(o)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],a=i.chunkSize();if(e<=a){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var s=i.lines.length%25+25,o=s;o<i.lines.length;){var l=new ba(i.lines.slice(o,o+=25));i.height-=l.height,this.children.splice(++r,0,l),l.parent=this}i.lines=i.lines.slice(0,s),this.maybeSpill()}break}e-=a}},maybeSpill:function(){if(!(this.children.length<=10)){var e=this;do{var t=new Ea(e.children.splice(e.children.length-5,5));if(e.parent){e.size-=t.size,e.height-=t.height;var n=U(e.parent.children,e);e.parent.children.splice(n+1,0,t)}else{var r=new Ea(e.children);r.parent=e,e.children=[r,t],e=r}t.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()}},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],a=i.chunkSize();if(e<a){var s=Math.min(t,a-e);if(i.iterN(e,s,n))return!0;if(0==(t-=s))break;e=0}else e-=a}}};var xa=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};function Sa(e,t,n){zt(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&_r(e,n)}xa.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Xe(n);if(null!=r&&t){for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var a=xn(this);$e(n,Math.max(0,n.height-a)),e&&(Qr(e,(function(){Sa(e,n,-a),fr(e,r,"widget")})),ln(e,"lineWidgetCleared",e,this,r))}},xa.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=xn(this)-t;i&&(Ht(this.doc,r)||$e(r,r.height+i),n&&Qr(n,(function(){n.curOp.forceUpdate=!0,Sa(n,r,i),ln(n,"lineWidgetChanged",n,e,Xe(r))})))},ye(xa);var Ta=0,ka=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++Ta};function wa(e,t,n,r,i){if(r&&r.shared)return function(e,t,n,r,i){(r=F(r)).shared=!1;var a=[wa(e,t,n,r,i)],s=a[0],o=r.widgetNode;return Ni(e,(function(e){o&&(r.widgetNode=o.cloneNode(!0)),a.push(wa(e,ot(e,t),ot(e,n),r,i));for(var l=0;l<e.linked.length;++l)if(e.linked[l].isParent)return;s=Y(a)})),new Ca(a,s)}(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return ei(e.cm,wa)(e,t,n,r,i);var a=new ka(e,i),s=tt(t,n);if(r&&F(r,a,!1),s>0||0==s&&!1!==a.clearWhenEmpty)return a;if(a.replacedWith&&(a.collapsed=!0,a.widgetNode=_("span",[a.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||a.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(a.widgetNode.insertLeft=!0)),a.collapsed){if(Ft(e,t.line,t,n,a)||t.line!=n.line&&Ft(e,n.line,t,n,a))throw new Error("Inserting collapsed marker partially overlapping an existing one");St=!0}a.addToHistory&&Ui(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var o,l=t.line,c=e.cm;if(e.iter(l,n.line+1,(function(e){c&&a.collapsed&&!c.options.lineWrapping&&jt(e)==c.display.maxLine&&(o=!0),a.collapsed&&l!=t.line&&$e(e,0),function(e,t){e.markedSpans=e.markedSpans?e.markedSpans.concat([t]):[t],t.marker.attachLine(e)}(e,new Tt(a,l==t.line?t.ch:null,l==n.line?n.ch:null)),++l})),a.collapsed&&e.iter(t.line,n.line+1,(function(t){Ht(e,t)&&$e(t,0)})),a.clearOnEnter&&de(a,"beforeCursorEnter",(function(){return a.clear()})),a.readOnly&&(xt=!0,(e.history.done.length||e.history.undone.length)&&e.clearHistory()),a.collapsed&&(a.id=++Ta,a.atomic=!0),c){if(o&&(c.curOp.updateMaxLine=!0),a.collapsed)dr(c,t.line,n.line+1);else if(a.className||a.startStyle||a.endStyle||a.css||a.attributes||a.title)for(var u=t.line;u<=n.line;u++)fr(c,u,"text");a.atomic&&na(c.doc),ln(c,"markerAdded",c,a)}return a}ka.prototype.clear=function(){if(!this.explicitlyCleared){var e=this.doc.cm,t=e&&!e.curOp;if(t&&qr(e),ve(this,"clear")){var n=this.find();n&&ln(this,"clear",n.from,n.to)}for(var r=null,i=null,a=0;a<this.lines.length;++a){var s=this.lines[a],o=kt(s.markedSpans,this);e&&!this.collapsed?fr(e,Xe(s),"text"):e&&(null!=o.to&&(i=Xe(s)),null!=o.from&&(r=Xe(s))),s.markedSpans=wt(s.markedSpans,o),null==o.from&&this.collapsed&&!Ht(this.doc,s)&&e&&$e(s,rr(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var l=0;l<this.lines.length;++l){var c=jt(this.lines[l]),u=Wt(c);u>e.display.maxLineLength&&(e.display.maxLine=c,e.display.maxLineLength=u,e.display.maxLineChanged=!0)}null!=r&&e&&this.collapsed&&dr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&na(e.doc)),e&&ln(e,"markerCleared",e,this,r,i),t&&Vr(e),this.parent&&this.parent.clear()}},ka.prototype.find=function(e,t){var n,r;null==e&&"bookmark"==this.type&&(e=1);for(var i=0;i<this.lines.length;++i){var a=this.lines[i],s=kt(a.markedSpans,this);if(null!=s.from&&(n=et(t?a:Xe(a),s.from),-1==e))return n;if(null!=s.to&&(r=et(t?a:Xe(a),s.to),1==e))return r}return n&&{from:n,to:r}},ka.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;t&&r&&Qr(r,(function(){var i=t.line,a=Xe(t.line),s=Dn(r,a);if(s&&(jn(s),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ht(n.doc,i)&&null!=n.height){var o=n.height;n.height=null;var l=xn(n)-o;l&&$e(i,i.height+l)}ln(r,"markerChanged",r,e)}))},ka.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;t.maybeHiddenMarkers&&-1!=U(t.maybeHiddenMarkers,this)||(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},ka.prototype.detachLine=function(e){if(this.lines.splice(U(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ye(ka);var Ca=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};function La(e){return e.findMarks(et(e.first,0),e.clipPos(et(e.lastLine())),(function(e){return e.parent}))}function Aa(e){for(var t=function(t){var n=e[t],r=[n.primary.doc];Ni(n.primary.doc,(function(e){return r.push(e)}));for(var i=0;i<n.markers.length;i++){var a=n.markers[i];-1==U(r,a.doc)&&(a.parent=null,n.markers.splice(i--,1))}},n=0;n<e.length;n++)t(n)}Ca.prototype.clear=function(){if(!this.explicitlyCleared){this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();ln(this,"clear")}},Ca.prototype.find=function(e,t){return this.primary.find(e,t)},ye(Ca);var Oa=0,_a=function(e,t,n,r,i){if(!(this instanceof _a))return new _a(e,t,n,r,i);null==n&&(n=0),Ea.call(this,[new ba([new qt("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var a=et(n,0);this.sel=wi(a),this.history=new Fi(null),this.id=++Oa,this.modeOption=t,this.lineSep=r,this.direction="rtl"==i?"rtl":"ltr",this.extend=!1,"string"==typeof e&&(e=this.splitLines(e)),Ri(this,{from:a,to:a,text:e}),Qi(this,wi(a),G)};_a.prototype=J(Ea.prototype,{constructor:_a,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=Ye(this,this.first,this.first+this.size);return!1===e?t:t.join(e||this.lineSeparator())},setValue:ni((function(e){var t=et(this.first,0),n=this.first+this.size-1;ca(this,{from:t,to:et(n,qe(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&Ir(this.cm,0,0),Qi(this,wi(t),G)})),replaceRange:function(e,t,n,r){pa(this,e,t=ot(this,t),n=n?ot(this,n):t,r)},getRange:function(e,t,n){var r=Ve(this,ot(this,e),ot(this,t));return!1===n?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Ze(this,e))return qe(this,e)},getLineNumber:function(e){return Xe(e)},getLineHandleVisualStart:function(e){return"number"==typeof e&&(e=qe(this,e)),jt(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ot(this,e)},getCursor:function(e){var t=this.sel.primary();return null==e||"head"==e?t.head:"anchor"==e?t.anchor:"end"==e||"to"==e||!1===e?t.to():t.from()},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:ni((function(e,t,n){Ji(this,ot(this,"number"==typeof e?et(e,t||0):e),null,n)})),setSelection:ni((function(e,t,n){Ji(this,ot(this,e),ot(this,t||e),n)})),extendSelection:ni((function(e,t,n){Yi(this,ot(this,e),t&&ot(this,t),n)})),extendSelections:ni((function(e,t){$i(this,lt(this,e),t)})),extendSelectionsBy:ni((function(e,t){$i(this,lt(this,$(this.sel.ranges,e)),t)})),setSelections:ni((function(e,t,n){if(e.length){for(var r=[],i=0;i<e.length;i++)r[i]=new Ti(ot(this,e[i].anchor),ot(this,e[i].head));null==t&&(t=Math.min(e.length-1,this.sel.primIndex)),Qi(this,ki(this.cm,r,t),n)}})),addSelection:ni((function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Ti(ot(this,e),ot(this,t||e))),Qi(this,ki(this.cm,r,r.length-1),n)})),getSelection:function(e){for(var t,n=this.sel.ranges,r=0;r<n.length;r++){var i=Ve(this,n[r].from(),n[r].to());t=t?t.concat(i):i}return!1===e?t:t.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Ve(this,n[r].from(),n[r].to());!1!==e&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:ni((function(e,t,n){for(var r=[],i=this.sel,a=0;a<i.ranges.length;a++){var s=i.ranges[a];r[a]={from:s.from(),to:s.to(),text:this.splitLines(e[a]),origin:n}}for(var o=t&&"end"!=t&&function(e,t,n){for(var r=[],i=et(e.first,0),a=i,s=0;s<t.length;s++){var o=t[s],l=Oi(o.from,i,a),c=Oi(Ci(o),i,a);if(i=o.to,a=c,"around"==n){var u=e.sel.ranges[s],d=tt(u.head,u.anchor)<0;r[s]=new Ti(d?c:l,d?l:c)}else r[s]=new Ti(l,l)}return new Si(r,e.sel.primIndex)}(this,r,t),l=r.length-1;l>=0;l--)ca(this,r[l]);o?Zi(this,o):this.cm&&Dr(this.cm)})),undo:ni((function(){da(this,"undo")})),redo:ni((function(){da(this,"redo")})),undoSelection:ni((function(){da(this,"undo",!0)})),redoSelection:ni((function(){da(this,"redo",!0)})),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new Fi(this.history.maxGeneration),Ni(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:qi(this.history.done),undone:qi(this.history.undone)}},setHistory:function(e){var t=this.history=new Fi(this.history.maxGeneration);t.done=qi(e.done.slice(0),null,!0),t.undone=qi(e.undone.slice(0),null,!0)},setGutterMarker:ni((function(e,t,n){return ya(this,e,"gutter",(function(e){var r=e.gutterMarkers||(e.gutterMarkers={});return r[t]=n,!n&&te(r)&&(e.gutterMarkers=null),!0}))})),clearGutter:ni((function(e){var t=this;this.iter((function(n){n.gutterMarkers&&n.gutterMarkers[e]&&ya(t,n,"gutter",(function(){return n.gutterMarkers[e]=null,te(n.gutterMarkers)&&(n.gutterMarkers=null),!0}))}))})),lineInfo:function(e){var t;if("number"==typeof e){if(!Ze(this,e))return null;if(t=e,!(e=qe(this,e)))return null}else if(null==(t=Xe(e)))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:ni((function(e,t,n){return ya(this,e,"gutter"==t?"gutter":"class",(function(e){var r="text"==t?"textClass":"background"==t?"bgClass":"gutter"==t?"gutterClass":"wrapClass";if(e[r]){if(k(n).test(e[r]))return!1;e[r]+=" "+n}else e[r]=n;return!0}))})),removeLineClass:ni((function(e,t,n){return ya(this,e,"gutter"==t?"gutter":"class",(function(e){var r="text"==t?"textClass":"background"==t?"bgClass":"gutter"==t?"gutterClass":"wrapClass",i=e[r];if(!i)return!1;if(null==n)e[r]=null;else{var a=i.match(k(n));if(!a)return!1;var s=a.index+a[0].length;e[r]=i.slice(0,a.index)+(a.index&&s!=i.length?" ":"")+i.slice(s)||null}return!0}))})),addLineWidget:ni((function(e,t,n){return function(e,t,n,r){var i=new xa(e,n,r),a=e.cm;return a&&i.noHScroll&&(a.display.alignWidgets=!0),ya(e,t,"widget",(function(t){var n=t.widgets||(t.widgets=[]);if(null==i.insertAt?n.push(i):n.splice(Math.min(n.length-1,Math.max(0,i.insertAt)),0,i),i.line=t,a&&!Ht(e,t)){var r=zt(t)<e.scrollTop;$e(t,t.height+xn(i)),r&&_r(a,i.height),a.curOp.forceUpdate=!0}return!0})),a&&ln(a,"lineWidgetAdded",a,i,"number"==typeof t?t:Xe(t)),i}(this,e,t,n)})),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return wa(this,ot(this,e),ot(this,t),n,n&&n.type||"range")},setBookmark:function(e,t){var n={replacedWith:t&&(null==t.nodeType?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return wa(this,e=ot(this,e),e,n,"bookmark")},findMarksAt:function(e){var t=[],n=qe(this,(e=ot(this,e)).line).markedSpans;if(n)for(var r=0;r<n.length;++r){var i=n[r];(null==i.from||i.from<=e.ch)&&(null==i.to||i.to>=e.ch)&&t.push(i.marker.parent||i.marker)}return t},findMarks:function(e,t,n){e=ot(this,e),t=ot(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,(function(a){var s=a.markedSpans;if(s)for(var o=0;o<s.length;o++){var l=s[o];null!=l.to&&i==e.line&&e.ch>=l.to||null==l.from&&i!=e.line||null!=l.from&&i==t.line&&l.from>=t.ch||n&&!n(l.marker)||r.push(l.marker.parent||l.marker)}++i})),r},getAllMarks:function(){var e=[];return this.iter((function(t){var n=t.markedSpans;if(n)for(var r=0;r<n.length;++r)null!=n[r].from&&e.push(n[r].marker)})),e},posFromIndex:function(e){var t,n=this.first,r=this.lineSeparator().length;return this.iter((function(i){var a=i.text.length+r;if(a>e)return t=e,!0;e-=a,++n})),ot(this,et(n,t))},indexFromPos:function(e){var t=(e=ot(this,e)).ch;if(e.line<this.first||e.ch<0)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,(function(e){t+=e.text.length+n})),t},copy:function(e){var t=new _a(Ye(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;null!=e.from&&e.from>t&&(t=e.from),null!=e.to&&e.to<n&&(n=e.to);var r=new _a(Ye(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],function(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),a=e.clipPos(i.from),s=e.clipPos(i.to);if(tt(a,s)){var o=wa(e,a,s,r.primary,r.primary.type);r.markers.push(o),o.parent=r}}}(r,La(this)),r},unlinkDoc:function(e){if(e instanceof Cs&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t)if(this.linked[t].doc==e){this.linked.splice(t,1),e.unlinkDoc(this),Aa(La(this));break}if(e.history==this.history){var n=[e.id];Ni(e,(function(e){return n.push(e.id)}),!0),e.history=new Fi(null),e.history.done=qi(this.history.done,n),e.history.undone=qi(this.history.undone,n)}},iterLinkedDocs:function(e){Ni(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):De(e)},lineSeparator:function(){return this.lineSep||"\n"},setDirection:ni((function(e){var t;"rtl"!=e&&(e="ltr"),e!=this.direction&&(this.direction=e,this.iter((function(e){return e.order=null})),this.cm&&Qr(t=this.cm,(function(){Pi(t),dr(t)})))}))}),_a.prototype.eachLine=_a.prototype.iter;var Da=0;function Ia(e){var t=this;if(Ra(t),!me(t,e)&&!Sn(t.display,e)){be(e),s&&(Da=+new Date);var n=cr(t,e,!0),r=e.dataTransfer.files;if(n&&!t.isReadOnly())if(r&&r.length&&window.FileReader&&window.File)for(var 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e.redo()},undoSelection:function(e){return e.undoSelection()},redoSelection:function(e){return e.redoSelection()},goDocStart:function(e){return e.extendSelection(et(e.firstLine(),0))},goDocEnd:function(e){return e.extendSelection(et(e.lastLine()))},goLineStart:function(e){return e.extendSelectionsBy((function(t){return ts(e,t.head.line)}),{origin:"+move",bias:1})},goLineStartSmart:function(e){return e.extendSelectionsBy((function(t){return ns(e,t.head)}),{origin:"+move",bias:1})},goLineEnd:function(e){return e.extendSelectionsBy((function(t){return function(e,t){var n=qe(e.doc,t),r=function(e){for(var t;t=Mt(e);)e=t.find(1,!0).line;return e}(n);return r!=n&&(t=Xe(r)),Qa(!0,e,n,t,-1)}(e,t.head.line)}),{origin:"+move",bias:-1})},goLineRight:function(e){return e.extendSelectionsBy((function(t){var n=e.cursorCoords(t.head,"div").top+5;return e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div")}),W)},goLineLeft:function(e){return e.extendSelectionsBy((function(t){var 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e.deleteH(1,"char")},delWordBefore:function(e){return e.deleteH(-1,"word")},delWordAfter:function(e){return e.deleteH(1,"word")},delGroupBefore:function(e){return e.deleteH(-1,"group")},delGroupAfter:function(e){return e.deleteH(1,"group")},indentAuto:function(e){return e.indentSelection("smart")},indentMore:function(e){return e.indentSelection("add")},indentLess:function(e){return e.indentSelection("subtract")},insertTab:function(e){return e.replaceSelection("\t")},insertSoftTab:function(e){for(var t=[],n=e.listSelections(),r=e.options.tabSize,i=0;i<n.length;i++){var a=n[i].from(),s=j(e.getLine(a.line),a.ch,r);t.push(V(r-s%r))}e.replaceSelections(t)},defaultTab:function(e){e.somethingSelected()?e.indentSelection("add"):e.execCommand("insertTab")},transposeChars:function(e){return Qr(e,(function(){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++)if(t[r].empty()){var i=t[r].head,a=qe(e.doc,i.line).text;if(a)if(i.ch==a.length&&(i=new et(i.line,i.ch-1)),i.ch>0)i=new 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c=s.gutters.childNodes[l];if(c&&c.getBoundingClientRect().right>=i)return pe(e,n,e,Je(e.doc,a),e.display.gutterSpecs[l].className,t),xe(t)}}function ys(e,t){return vs(e,t,"gutterClick",!0)}function bs(e,t){Sn(e.display,t)||function(e,t){return!!ve(e,"gutterContextMenu")&&vs(e,t,"gutterContextMenu",!1)}(e,t)||me(e,t,"contextmenu")||T||e.display.input.onContextMenu(t)}function Es(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),Un(e)}ps.prototype.compare=function(e,t,n){return this.time+400>e&&0==tt(t,this.pos)&&n==this.button};var xs={toString:function(){return"CodeMirror.Init"}},Ss={},Ts={};function ks(e,t,n){if(!t!=!(n&&n!=xs)){var r=e.display.dragFunctions,i=t?de:he;i(e.display.scroller,"dragstart",r.start),i(e.display.scroller,"dragenter",r.enter),i(e.display.scroller,"dragover",r.over),i(e.display.scroller,"dragleave",r.leave),i(e.display.scroller,"drop",r.drop)}}function 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i,a=e.doc;null==n&&(n="add"),"smart"==n&&(a.mode.indent?i=ht(e,t).state:n="prev");var s=e.options.tabSize,o=qe(a,t),l=j(o.text,null,s);o.stateAfter&&(o.stateAfter=null);var c,u=o.text.match(/^\s*/)[0];if(r||/\S/.test(o.text)){if("smart"==n&&((c=a.mode.indent(i,o.text.slice(u.length),o.text))==H||c>150)){if(!r)return;n="prev"}}else c=0,n="not";"prev"==n?c=t>a.first?j(qe(a,t-1).text,null,s):0:"add"==n?c=l+e.options.indentUnit:"subtract"==n?c=l-e.options.indentUnit:"number"==typeof n&&(c=l+n),c=Math.max(0,c);var d="",f=0;if(e.options.indentWithTabs)for(var h=Math.floor(c/s);h;--h)f+=s,d+="\t";if(f<c&&(d+=V(c-f)),d!=u)return pa(a,d,et(t,0),et(t,u.length),"+input"),o.stateAfter=null,!0;for(var p=0;p<a.sel.ranges.length;p++){var m=a.sel.ranges[p];if(m.head.line==t&&m.head.ch<u.length){var g=et(t,u.length);Xi(a,p,new Ti(g,g));break}}}Cs.defineInitHook=function(e){return Ls.push(e)};var Os=null;function _s(e){Os=e}function Ds(e,t,n,r,i){var a=e.doc;e.display.shift=!1,r||(r=a.sel);var s=+new 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e.preventDefault(),t.isReadOnly()||t.options.disableInput||Qr(t,(function(){return Ds(t,n,0,null,"paste")})),!0}function Rs(e,t){if(e.options.electricChars&&e.options.smartIndent)for(var n=e.doc.sel,r=n.ranges.length-1;r>=0;r--){var i=n.ranges[r];if(!(i.head.ch>100||r&&n.ranges[r-1].head.line==i.head.line)){var a=e.getModeAt(i.head),s=!1;if(a.electricChars){for(var o=0;o<a.electricChars.length;o++)if(t.indexOf(a.electricChars.charAt(o))>-1){s=As(e,i.head.line,"smart");break}}else a.electricInput&&a.electricInput.test(qe(e.doc,i.head.line).text.slice(0,i.head.ch))&&(s=As(e,i.head.line,"smart"));s&&ln(e,"electricInput",e,i.head.line)}}}function Ns(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,a={anchor:et(i,0),head:et(i+1,0)};n.push(a),t.push(e.getRange(a.anchor,a.head))}return{text:t,ranges:n}}function Ms(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function 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e.options.lineWrapping?(o=o||In(e,t),Zn(e,t,o,n)):{begin:0,end:t.text.length}},u=c("before"==n.sticky?l(n,-1):n.ch);if("rtl"==e.doc.direction||1==s.level){var d=1==s.level==r<0,f=l(n,d?1:-1);if(null!=f&&(d?f<=s.to&&f<=u.end:f>=s.from&&f>=u.begin)){var h=d?"before":"after";return new et(n.line,f,h)}}var p=function(e,t,r){for(var a=function(e,t){return t?new et(n.line,l(e,1),"before"):new et(n.line,e,"after")};e>=0&&e<i.length;e+=t){var s=i[e],o=t>0==(1!=s.level),c=o?r.begin:l(r.end,-1);if(s.from<=c&&c<s.to)return a(c,o);if(c=o?s.from:l(s.to,-1),r.begin<=c&&c<r.end)return a(c,o)}},m=p(a+r,r,u);if(m)return m;var g=r>0?u.end:l(u.begin,-1);return null==g||r>0&&g==t.text.length||!(m=p(r>0?0:i.length-1,r,c(g)))?null:m}(e.cm,o,t,n):Za(o,t,n);if(null==s){if(a||(c=t.line+l)<e.first||c>=e.first+e.size||(t=new et(c,t.ch,t.sticky),!(o=qe(e,c))))return!1;t=Qa(i,e.cm,o,t.line,l)}else t=s;return!0}if("char"==r||"codepoint"==r)c();else if("column"==r)c(!0);else if("word"==r||"group"==r)for(var u=null,d="group"==r,f=e.cm&&e.cm.getHelper(t,"wordChars"),h=!0;!(n<0)||c(!h);h=!1){var p=o.text.charAt(t.ch)||"\n",m=ee(p,f)?"w":d&&"\n"==p?"n":!d||/\s/.test(p)?null:"p";if(!d||h||m||(m="s"),u&&u!=m){n<0&&(n=1,c(),t.sticky="after");break}if(m&&(u=m),n>0&&!c(!h))break}var g=aa(e,t,a,s,!0);return nt(a,g)&&(g.hitSide=!0),g}function js(e,t,n,r){var i,a,s=e.doc,o=t.left;if("page"==r){var l=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),c=Math.max(l-.5*rr(e.display),3);i=(n>0?t.bottom:t.top)+n*c}else"line"==r&&(i=n>0?t.bottom+3:t.top-3);for(;(a=Xn(e,o,i)).outside;){if(n<0?i<=0:i>=s.height){a.hitSide=!0;break}i+=5*n}return a}var Bs=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new B,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};function Us(e,t){var n=Dn(e,t.line);if(!n||n.hidden)return null;var r=qe(e.doc,t.line),i=On(n,r,t.line),a=ce(r,e.doc.direction),s="left";a&&(s=oe(a,t.ch)%2?"right":"left");var o=Pn(i.map,t.ch,s);return o.offset="right"==o.collapse?o.end:o.start,o}function Hs(e,t){return t&&(e.bad=!0),e}function Gs(e,t,n){var r;if(t==e.display.lineDiv){if(!(r=e.display.lineDiv.childNodes[n]))return Hs(e.clipPos(et(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var a=e.display.view[i];if(a.node==r)return zs(a,t,n)}}function zs(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!D(r,t))return Hs(et(Xe(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var a=e.rest?Y(e.rest):e.line;return Hs(et(Xe(a),a.text.length),i)}var s=3==t.nodeType?t:null,o=t;for(s||1!=t.childNodes.length||3!=t.firstChild.nodeType||(s=t.firstChild,n&&(n=s.nodeValue.length));o.parentNode!=r;)o=o.parentNode;var l=e.measure,c=l.maps;function u(t,n,r){for(var i=-1;i<(c?c.length:0);i++)for(var a=i<0?l.map:c[i],s=0;s<a.length;s+=3){var o=a[s+2];if(o==t||o==n){var u=Xe(i<0?e.line:e.rest[i]),d=a[s]+r;return(r<0||o!=t)&&(d=a[s+(r?1:0)]),et(u,d)}}}var d=u(s,o,n);if(d)return Hs(d,i);for(var f=o.nextSibling,h=s?s.nodeValue.length-n:0;f;f=f.nextSibling){if(d=u(f,f.firstChild,0))return Hs(et(d.line,d.ch-h),i);h+=f.textContent.length}for(var p=o.previousSibling,m=n;p;p=p.previousSibling){if(d=u(p,p.firstChild,-1))return Hs(et(d.line,d.ch+m),i);m+=p.textContent.length}}Bs.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;function a(e){for(var t=e.target;t;t=t.parentNode){if(t==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(t.className))break}return!1}function s(e){if(a(e)&&!me(r,e)){if(r.somethingSelected())_s({lineWise:!1,text:r.getSelections()}),"cut"==e.type&&r.replaceSelection("",null,"cut");else{if(!r.options.lineWiseCopyCut)return;var t=Ns(r);_s({lineWise:!0,text:t.text}),"cut"==e.type&&r.operation((function(){r.setSelections(t.ranges,0,G),r.replaceSelection("",null,"cut")}))}if(e.clipboardData){e.clipboardData.clearData();var s=Os.text.join("\n");if(e.clipboardData.setData("Text",s),e.clipboardData.getData("Text")==s)return void e.preventDefault()}var o=Ps(),l=o.firstChild;r.display.lineSpace.insertBefore(o,r.display.lineSpace.firstChild),l.value=Os.text.join("\n");var c=document.activeElement;M(l),setTimeout((function(){r.display.lineSpace.removeChild(o),c.focus(),c==i&&n.showPrimarySelection()}),50)}}Ms(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize),de(i,"paste",(function(e){!a(e)||me(r,e)||Is(e,r)||o<=11&&setTimeout(ei(r,(function(){return t.updateFromDOM()})),20)})),de(i,"compositionstart",(function(e){t.composing={data:e.data,done:!1}})),de(i,"compositionupdate",(function(e){t.composing||(t.composing={data:e.data,done:!1})})),de(i,"compositionend",(function(e){t.composing&&(e.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)})),de(i,"touchstart",(function(){return n.forceCompositionEnd()})),de(i,"input",(function(){t.composing||t.readFromDOMSoon()})),de(i,"copy",s),de(i,"cut",s)},Bs.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Bs.prototype.prepareSelection=function(){var e=vr(this.cm,!1);return e.focus=document.activeElement==this.div,e},Bs.prototype.showSelection=function(e,t){e&&this.cm.display.view.length&&((e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e))},Bs.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Bs.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,r=t.doc.sel.primary(),i=r.from(),a=r.to();if(t.display.viewTo==t.display.viewFrom||i.line>=t.display.viewTo||a.line<t.display.viewFrom)e.removeAllRanges();else{var s=Gs(t,e.anchorNode,e.anchorOffset),o=Gs(t,e.focusNode,e.focusOffset);if(!s||s.bad||!o||o.bad||0!=tt(at(s,o),i)||0!=tt(it(s,o),a)){var l=t.display.view,c=i.line>=t.display.viewFrom&&Us(t,i)||{node:l[0].measure.map[2],offset:0},u=a.line<t.display.viewTo&&Us(t,a);if(!u){var d=l[l.length-1].measure,f=d.maps?d.maps[d.maps.length-1]:d.map;u={node:f[f.length-1],offset:f[f.length-2]-f[f.length-3]}}if(c&&u){var h,p=e.rangeCount&&e.getRangeAt(0);try{h=w(c.node,c.offset,u.offset,u.node)}catch(e){}h&&(!n&&t.state.focused?(e.collapse(c.node,c.offset),h.collapsed||(e.removeAllRanges(),e.addRange(h))):(e.removeAllRanges(),e.addRange(h)),p&&null==e.anchorNode?e.addRange(p):n&&this.startGracePeriod()),this.rememberSelection()}else e.removeAllRanges()}}},Bs.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)},Bs.prototype.showMultipleSelections=function(e){A(this.cm.display.cursorDiv,e.cursors),A(this.cm.display.selectionDiv,e.selection)},Bs.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Bs.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return D(this.div,t)},Bs.prototype.focus=function(){"nocursor"!=this.cm.options.readOnly&&(this.selectionInEditor()&&document.activeElement==this.div||this.showSelection(this.prepareSelection(),!0),this.div.focus())},Bs.prototype.blur=function(){this.div.blur()},Bs.prototype.getField=function(){return this.div},Bs.prototype.supportsTouch=function(){return!0},Bs.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():Qr(this.cm,(function(){return e.cm.curOp.selectionChanged=!0})),this.polling.set(this.cm.options.pollInterval,(function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}))},Bs.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Bs.prototype.pollSelection=function(){if(null==this.readDOMTimeout&&!this.gracePeriod&&this.selectionChanged()){var e=this.getSelection(),t=this.cm;if(g&&u&&this.cm.display.gutterSpecs.length&&function(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}(e.anchorNode))return this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),void this.focus();if(!this.composing){this.rememberSelection();var n=Gs(t,e.anchorNode,e.anchorOffset),r=Gs(t,e.focusNode,e.focusOffset);n&&r&&Qr(t,(function(){Qi(t.doc,wi(n,r),G),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)}))}}},Bs.prototype.pollContent=function(){null!=this.readDOMTimeout&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e,t,n,r=this.cm,i=r.display,a=r.doc.sel.primary(),s=a.from(),o=a.to();if(0==s.ch&&s.line>r.firstLine()&&(s=et(s.line-1,qe(r.doc,s.line-1).length)),o.ch==qe(r.doc,o.line).text.length&&o.line<r.lastLine()&&(o=et(o.line+1,0)),s.line<i.viewFrom||o.line>i.viewTo-1)return!1;s.line==i.viewFrom||0==(e=ur(r,s.line))?(t=Xe(i.view[0].line),n=i.view[0].node):(t=Xe(i.view[e].line),n=i.view[e-1].node.nextSibling);var l,c,u=ur(r,o.line);if(u==i.view.length-1?(l=i.viewTo-1,c=i.lineDiv.lastChild):(l=Xe(i.view[u+1].line)-1,c=i.view[u+1].node.previousSibling),!n)return!1;for(var d=r.doc.splitLines(function(e,t,n,r,i){var a="",s=!1,o=e.doc.lineSeparator(),l=!1;function c(){s&&(a+=o,l&&(a+=o),s=l=!1)}function u(e){e&&(c(),a+=e)}function d(t){if(1==t.nodeType){var n=t.getAttribute("cm-text");if(n)return void u(n);var a,f=t.getAttribute("cm-marker");if(f){var h=e.findMarks(et(r,0),et(i+1,0),(g=+f,function(e){return e.id==g}));return void(h.length&&(a=h[0].find(0))&&u(Ve(e.doc,a.from,a.to).join(o)))}if("false"==t.getAttribute("contenteditable"))return;var p=/^(pre|div|p|li|table|br)$/i.test(t.nodeName);if(!/^br$/i.test(t.nodeName)&&0==t.textContent.length)return;p&&c();for(var m=0;m<t.childNodes.length;m++)d(t.childNodes[m]);/^(pre|p)$/i.test(t.nodeName)&&(l=!0),p&&(s=!0)}else 3==t.nodeType&&u(t.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "));var g}for(;d(t),t!=n;)t=t.nextSibling,l=!1;return a}(r,n,c,t,l)),f=Ve(r.doc,et(t,0),et(l,qe(r.doc,l).text.length));d.length>1&&f.length>1;)if(Y(d)==Y(f))d.pop(),f.pop(),l--;else{if(d[0]!=f[0])break;d.shift(),f.shift(),t++}for(var h=0,p=0,m=d[0],g=f[0],v=Math.min(m.length,g.length);h<v&&m.charCodeAt(h)==g.charCodeAt(h);)++h;for(var y=Y(d),b=Y(f),E=Math.min(y.length-(1==d.length?h:0),b.length-(1==f.length?h:0));p<E&&y.charCodeAt(y.length-p-1)==b.charCodeAt(b.length-p-1);)++p;if(1==d.length&&1==f.length&&t==s.line)for(;h&&h>s.ch&&y.charCodeAt(y.length-p-1)==b.charCodeAt(b.length-p-1);)h--,p++;d[d.length-1]=y.slice(0,y.length-p).replace(/^\u200b+/,""),d[0]=d[0].slice(h).replace(/\u200b+$/,"");var x=et(t,h),S=et(l,f.length?Y(f).length-p:0);return d.length>1||d[0]||tt(x,S)?(pa(r.doc,d,x,S,"+input"),!0):void 0},Bs.prototype.ensurePolled=function(){this.forceCompositionEnd()},Bs.prototype.reset=function(){this.forceCompositionEnd()},Bs.prototype.forceCompositionEnd=function(){this.composing&&(clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus())},Bs.prototype.readFromDOMSoon=function(){var e=this;null==this.readDOMTimeout&&(this.readDOMTimeout=setTimeout((function(){if(e.readDOMTimeout=null,e.composing){if(!e.composing.done)return;e.composing=null}e.updateFromDOM()}),80))},Bs.prototype.updateFromDOM=function(){var e=this;!this.cm.isReadOnly()&&this.pollContent()||Qr(this.cm,(function(){return dr(e.cm)}))},Bs.prototype.setUneditable=function(e){e.contentEditable="false"},Bs.prototype.onKeyPress=function(e){0==e.charCode||this.composing||(e.preventDefault(),this.cm.isReadOnly()||ei(this.cm,Ds)(this.cm,String.fromCharCode(null==e.charCode?e.keyCode:e.charCode),0))},Bs.prototype.readOnlyChanged=function(e){this.div.contentEditable=String("nocursor"!=e)},Bs.prototype.onContextMenu=function(){},Bs.prototype.resetPosition=function(){},Bs.prototype.needsContentAttribute=!0;var Ws=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new B,this.hasSelection=!1,this.composing=null};Ws.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;function a(e){if(!me(r,e)){if(r.somethingSelected())_s({lineWise:!1,text:r.getSelections()});else{if(!r.options.lineWiseCopyCut)return;var t=Ns(r);_s({lineWise:!0,text:t.text}),"cut"==e.type?r.setSelections(t.ranges,null,G):(n.prevInput="",i.value=t.text.join("\n"),M(i))}"cut"==e.type&&(r.state.cutIncoming=+new Date)}}e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),m&&(i.style.width="0px"),de(i,"input",(function(){s&&o>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()})),de(i,"paste",(function(e){me(r,e)||Is(e,r)||(r.state.pasteIncoming=+new Date,n.fastPoll())})),de(i,"cut",a),de(i,"copy",a),de(e.scroller,"paste",(function(t){if(!Sn(e,t)&&!me(r,t)){if(!i.dispatchEvent)return r.state.pasteIncoming=+new Date,void n.focus();var a=new Event("paste");a.clipboardData=t.clipboardData,i.dispatchEvent(a)}})),de(e.lineSpace,"selectstart",(function(t){Sn(e,t)||be(t)})),de(i,"compositionstart",(function(){var e=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:e,range:r.markText(e,r.getCursor("to"),{className:"CodeMirror-composing"})}})),de(i,"compositionend",(function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)}))},Ws.prototype.createField=function(e){this.wrapper=Ps(),this.textarea=this.wrapper.firstChild},Ws.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},Ws.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=vr(e);if(e.options.moveInputWithCursor){var i=Vn(e,n.sel.primary().head,"div"),a=t.wrapper.getBoundingClientRect(),s=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+s.top-a.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+s.left-a.left))}return r},Ws.prototype.showSelection=function(e){var t=this.cm.display;A(t.cursorDiv,e.cursors),A(t.selectionDiv,e.selection),null!=e.teTop&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Ws.prototype.reset=function(e){if(!this.contextMenuPending&&!this.composing){var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&M(this.textarea),s&&o>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",s&&o>=9&&(this.hasSelection=null))}},Ws.prototype.getField=function(){return this.textarea},Ws.prototype.supportsTouch=function(){return!1},Ws.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!v||I()!=this.textarea))try{this.textarea.focus()}catch(e){}},Ws.prototype.blur=function(){this.textarea.blur()},Ws.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Ws.prototype.receivedFocus=function(){this.slowPoll()},Ws.prototype.slowPoll=function(){var e=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,(function(){e.poll(),e.cm.state.focused&&e.slowPoll()}))},Ws.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0,t.polling.set(20,(function n(){t.poll()||e?(t.pollingFast=!1,t.slowPoll()):(e=!0,t.polling.set(60,n))}))},Ws.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||Ie(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(s&&o>=9&&this.hasSelection===i||y&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var a=i.charCodeAt(0);if(8203!=a||r||(r="​"),8666==a)return this.reset(),this.cm.execCommand("undo")}for(var l=0,c=Math.min(r.length,i.length);l<c&&r.charCodeAt(l)==i.charCodeAt(l);)++l;return Qr(t,(function(){Ds(t,i.slice(l),r.length-l,null,e.composing?"*compose":null),i.length>1e3||i.indexOf("\n")>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))})),!0},Ws.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Ws.prototype.onKeyPress=function(){s&&o>=9&&(this.hasSelection=null),this.fastPoll()},Ws.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var a=cr(n,e),c=r.scroller.scrollTop;if(a&&!d){n.options.resetSelectionOnContextMenu&&-1==n.doc.sel.contains(a)&&ei(n,Qi)(n.doc,wi(a),G);var u,f=i.style.cssText,h=t.wrapper.style.cssText,p=t.wrapper.offsetParent.getBoundingClientRect();if(t.wrapper.style.cssText="position: static",i.style.cssText="position: absolute; width: 30px; height: 30px;\n top: "+(e.clientY-p.top-5)+"px; left: "+(e.clientX-p.left-5)+"px;\n z-index: 1000; background: "+(s?"rgba(255, 255, 255, .05)":"transparent")+";\n outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);",l&&(u=window.scrollY),r.input.focus(),l&&window.scrollTo(null,u),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=v,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll),s&&o>=9&&g(),T){Se(e);var m=function(){he(window,"mouseup",m),setTimeout(v,20)};de(window,"mouseup",m)}else setTimeout(v,50)}function g(){if(null!=i.selectionStart){var e=n.somethingSelected(),a="​"+(e?i.value:"");i.value="⇚",i.value=a,t.prevInput=e?"":"​",i.selectionStart=1,i.selectionEnd=a.length,r.selForContextMenu=n.doc.sel}}function v(){if(t.contextMenuPending==v&&(t.contextMenuPending=!1,t.wrapper.style.cssText=h,i.style.cssText=f,s&&o<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=c),null!=i.selectionStart)){(!s||s&&o<9)&&g();var e=0,a=function(){r.selForContextMenu==n.doc.sel&&0==i.selectionStart&&i.selectionEnd>0&&"​"==t.prevInput?ei(n,oa)(n):e++<10?r.detectingSelectAll=setTimeout(a,500):(r.selForContextMenu=null,r.input.reset())};r.detectingSelectAll=setTimeout(a,200)}}},Ws.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled="nocursor"==e,this.textarea.readOnly=!!e},Ws.prototype.setUneditable=function(){},Ws.prototype.needsContentAttribute=!1,function(e){var t=e.optionHandlers;function n(n,r,i,a){e.defaults[n]=r,i&&(t[n]=a?function(e,t,n){n!=xs&&i(e,t,n)}:i)}e.defineOption=n,e.Init=xs,n("value","",(function(e,t){return e.setValue(t)}),!0),n("mode",null,(function(e,t){e.doc.modeOption=t,_i(e)}),!0),n("indentUnit",2,_i,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,(function(e){Di(e),Un(e),dr(e)}),!0),n("lineSeparator",null,(function(e,t){if(e.doc.lineSep=t,t){var n=[],r=e.doc.first;e.doc.iter((function(e){for(var i=0;;){var 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d=Math.max(l.wrapper.clientHeight,this.doc.height),f=Math.max(l.sizer.clientWidth,l.lineSpace.clientWidth);("above"==r||e.bottom+t.offsetHeight>d)&&e.top>t.offsetHeight?c=e.top-t.offsetHeight:e.bottom+t.offsetHeight<=d&&(c=e.bottom),u+t.offsetWidth>f&&(u=f-t.offsetWidth)}t.style.top=c+"px",t.style.left=t.style.right="","right"==i?(u=l.sizer.clientWidth-t.offsetWidth,t.style.right="0px"):("left"==i?u=0:"middle"==i&&(u=(l.sizer.clientWidth-t.offsetWidth)/2),t.style.left=u+"px"),n&&(a=this,s={left:u,top:c,right:u+t.offsetWidth,bottom:c+t.offsetHeight},null!=(o=Or(a,s)).scrollTop&&Mr(a,o.scrollTop),null!=o.scrollLeft&&Fr(a,o.scrollLeft))},triggerOnKeyDown:ti(cs),triggerOnKeyPress:ti(ds),triggerOnKeyUp:us,triggerOnMouseDown:ti(ms),execCommand:function(e){if(es.hasOwnProperty(e))return es[e].call(null,this)},triggerElectric:ti((function(e){Rs(this,e)})),findPosH:function(e,t,n,r){var i=1;t<0&&(i=-1,t=-t);for(var a=ot(this.doc,e),s=0;s<t&&!(a=Fs(this.doc,a,i,n,r)).hitSide;++s);return a},moveH:ti((function(e,t){var n=this;this.extendSelectionsBy((function(r){return n.display.shift||n.doc.extend||r.empty()?Fs(n.doc,r.head,e,t,n.options.rtlMoveVisually):e<0?r.from():r.to()}),W)})),deleteH:ti((function(e,t){var n=this.doc.sel,r=this.doc;n.somethingSelected()?r.replaceSelection("",null,"+delete"):Xa(this,(function(n){var i=Fs(r,n.head,e,t,!1);return e<0?{from:i,to:n.head}:{from:n.head,to:i}}))})),findPosV:function(e,t,n,r){var i=1,a=r;t<0&&(i=-1,t=-t);for(var s=ot(this.doc,e),o=0;o<t;++o){var l=Vn(this,s,"div");if(null==a?a=l.left:l.left=a,(s=js(this,l,i,n)).hitSide)break}return s},moveV:ti((function(e,t){var n=this,r=this.doc,i=[],a=!this.display.shift&&!r.extend&&r.sel.somethingSelected();if(r.extendSelectionsBy((function(s){if(a)return e<0?s.from():s.to();var o=Vn(n,s.head,"div");null!=s.goalColumn&&(o.left=s.goalColumn),i.push(o.left);var l=js(n,o,e,t);return"page"==t&&s==r.sel.primary()&&_r(n,qn(n,l,"div").top-o.top),l}),W),i.length)for(var s=0;s<r.sel.ranges.length;s++)r.sel.ranges[s].goalColumn=i[s]})),findWordAt:function(e){var t=qe(this.doc,e.line).text,n=e.ch,r=e.ch;if(t){var i=this.getHelper(e,"wordChars");"before"!=e.sticky&&r!=t.length||!n?++r:--n;for(var a=t.charAt(n),s=ee(a,i)?function(e){return ee(e,i)}:/\s/.test(a)?function(e){return/\s/.test(e)}:function(e){return!/\s/.test(e)&&!ee(e)};n>0&&s(t.charAt(n-1));)--n;for(;r<t.length&&s(t.charAt(r));)++r}return new Ti(et(e.line,n),et(e.line,r))},toggleOverwrite:function(e){null!=e&&e==this.state.overwrite||((this.state.overwrite=!this.state.overwrite)?R(this.display.cursorDiv,"CodeMirror-overwrite"):C(this.display.cursorDiv,"CodeMirror-overwrite"),pe(this,"overwriteToggle",this,this.state.overwrite))},hasFocus:function(){return this.display.input.getField()==I()},isReadOnly:function(){return!(!this.options.readOnly&&!this.doc.cantEdit)},scrollTo:ti((function(e,t){Ir(this,e,t)})),getScrollInfo:function(){var e=this.display.scroller;return{left:e.scrollLeft,top:e.scrollTop,height:e.scrollHeight-Cn(this)-this.display.barHeight,width:e.scrollWidth-Cn(this)-this.display.barWidth,clientHeight:An(this),clientWidth:Ln(this)}},scrollIntoView:ti((function(e,t){null==e?(e={from:this.doc.sel.primary().head,to:null},null==t&&(t=this.options.cursorScrollMargin)):"number"==typeof e?e={from:et(e,0),to:null}:null==e.from&&(e={from:e,to:null}),e.to||(e.to=e.from),e.margin=t||0,null!=e.from.line?function(e,t){Rr(e),e.curOp.scrollToPos=t}(this,e):Nr(this,e.from,e.to,e.margin)})),setSize:ti((function(e,t){var n=this,r=function(e){return"number"==typeof e||/^\d+$/.test(String(e))?e+"px":e};null!=e&&(this.display.wrapper.style.width=r(e)),null!=t&&(this.display.wrapper.style.height=r(t)),this.options.lineWrapping&&Bn(this);var i=this.display.viewFrom;this.doc.iter(i,this.display.viewTo,(function(e){if(e.widgets)for(var 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this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ye(e),e.registerHelper=function(t,r,i){n.hasOwnProperty(t)||(n[t]=e[t]={_global:[]}),n[t][r]=i},e.registerGlobalHelper=function(t,r,i,a){e.registerHelper(t,r,a),n[t]._global.push({pred:i,val:a})}}(Cs);var Ks="iter insert remove copy getEditor constructor".split(" ");for(var qs in _a.prototype)_a.prototype.hasOwnProperty(qs)&&U(Ks,qs)<0&&(Cs.prototype[qs]=function(e){return function(){return e.apply(this.doc,arguments)}}(_a.prototype[qs]));return ye(_a),Cs.inputStyles={textarea:Ws,contenteditable:Bs},Cs.defineMode=function(e){Cs.defaults.mode||"null"==e||(Cs.defaults.mode=e),Fe.apply(this,arguments)},Cs.defineMIME=function(e,t){Pe[e]=t},Cs.defineMode("null",(function(){return{token:function(e){return e.skipToEnd()}}})),Cs.defineMIME("text/plain","null"),Cs.defineExtension=function(e,t){Cs.prototype[e]=t},Cs.defineDocExtension=function(e,t){_a.prototype[e]=t},Cs.fromTextArea=function(e,t){if((t=t?F(t):{}).value=e.value,!t.tabindex&&e.tabIndex&&(t.tabindex=e.tabIndex),!t.placeholder&&e.placeholder&&(t.placeholder=e.placeholder),null==t.autofocus){var n=I();t.autofocus=n==e||null!=e.getAttribute("autofocus")&&n==document.body}function r(){e.value=o.getValue()}var i;if(e.form&&(de(e.form,"submit",r),!t.leaveSubmitMethodAlone)){var a=e.form;i=a.submit;try{var s=a.submit=function(){r(),a.submit=i,a.submit(),a.submit=s}}catch(e){}}t.finishInit=function(n){n.save=r,n.getTextArea=function(){return e},n.toTextArea=function(){n.toTextArea=isNaN,r(),e.parentNode.removeChild(n.getWrapperElement()),e.style.display="",e.form&&(he(e.form,"submit",r),t.leaveSubmitMethodAlone||"function"!=typeof e.form.submit||(e.form.submit=i))}},e.style.display="none";var o=Cs((function(t){return e.parentNode.insertBefore(t,e.nextSibling)}),t);return o},function(e){e.off=he,e.on=de,e.wheelEventPixels=Ei,e.Doc=_a,e.splitLines=De,e.countColumn=j,e.findColumn=K,e.isWordChar=Q,e.Pass=H,e.signal=pe,e.Line=qt,e.changeEnd=Ci,e.scrollbarModel=zr,e.Pos=et,e.cmpPos=tt,e.modes=Me,e.mimeModes=Pe,e.resolveMode=je,e.getMode=Be,e.modeExtensions=Ue,e.extendMode=He,e.copyState=Ge,e.startState=We,e.innerMode=ze,e.commands=es,e.keyMap=Ga,e.keyName=Ya,e.isModifierKey=qa,e.lookupKey=Ka,e.normalizeKeyMap=Wa,e.StringStream=Ke,e.SharedTextMarker=Ca,e.TextMarker=ka,e.LineWidget=xa,e.e_preventDefault=be,e.e_stopPropagation=Ee,e.e_stop=Se,e.addClass=R,e.contains=D,e.rmClass=C,e.keyNames=ja}(Cs),Cs.version="5.58.2",Cs}()},Y1PL:
/*!**********************************************************!*\
!*** ./node_modules/rc-textarea/es/index.js + 7 modules ***!
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/*! exports provided: ResizableTextArea, default */
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../utils/ewma-bandwidth-estimator */"./src/utils/ewma-bandwidth-estimator.ts"),a=n(/*! ../events */"./src/events.ts"),s=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),o=n(/*! ../errors */"./src/errors.ts"),l=n(/*! ../types/loader */"./src/types/loader.ts"),c=n(/*! ../utils/logger */"./src/utils/logger.ts");function u(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var d=function(){function e(e){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=e;var t=e.config;this.bwEstimator=new i.default(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate),this.registerListeners()}var t,n,d,f=e.prototype;return f.registerListeners=function(){var e=this.hls;e.on(a.Events.FRAG_LOADING,this.onFragLoading,this),e.on(a.Events.FRAG_LOADED,this.onFragLoaded,this),e.on(a.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(a.Events.ERROR,this.onError,this)},f.unregisterListeners=function(){var e=this.hls;e.off(a.Events.FRAG_LOADING,this.onFragLoading,this),e.off(a.Events.FRAG_LOADED,this.onFragLoaded,this),e.off(a.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(a.Events.ERROR,this.onError,this)},f.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},f.onFragLoading=function(e,t){var n,r=t.frag;r.type===l.PlaylistLevelType.MAIN&&(this.timer||(this.fragCurrent=r,this.partCurrent=null!=(n=t.part)?n:null,this.timer=self.setInterval(this.onCheck,100)))},f.onLevelLoaded=function(e,t){var n=this.hls.config;t.details.live?this.bwEstimator.update(n.abrEwmaSlowLive,n.abrEwmaFastLive):this.bwEstimator.update(n.abrEwmaSlowVoD,n.abrEwmaFastVoD)},f._abandonRulesCheck=function(){var e=this.fragCurrent,t=this.partCurrent,n=this.hls,i=n.autoLevelEnabled,o=n.config,l=n.media;if(e&&l){var u=t?t.stats:e.stats,d=t?t.duration:e.duration;if(u.aborted)return c.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),void(this._nextAutoLevel=-1);if(i&&!l.paused&&l.playbackRate&&l.readyState){var f=performance.now()-u.loading.start,h=Math.abs(l.playbackRate);if(!(f<=500*d/h)){var p=n.levels,m=n.minAutoLevel,g=p[e.level],v=u.total||Math.max(u.loaded,Math.round(d*g.maxBitrate/8)),y=Math.max(1,u.bwEstimate?u.bwEstimate/8:1e3*u.loaded/f),b=(v-u.loaded)/y,E=l.currentTime,x=(s.BufferHelper.bufferInfo(l,E,o.maxBufferHole).end-E)/h;if(!(x>=2*d/h||b<=x)){var S,T=Number.POSITIVE_INFINITY;for(S=e.level-1;S>m&&!((T=d*p[S].maxBitrate/(6.4*y))<x);S--);if(!(T>=b)){var k=this.bwEstimator.getEstimate();c.logger.warn("Fragment "+e.sn+(t?" part "+t.index:"")+" of level "+e.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+S+"\n Current BW estimate: "+(Object(r.isFiniteNumber)(k)?(k/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+b.toFixed(3)+" s\n Estimated load time for the next fragment: "+T.toFixed(3)+" s\n Time to underbuffer: "+x.toFixed(3)+" s"),n.nextLoadLevel=S,this.bwEstimator.sample(f,u.loaded),this.clearTimer(),e.loader&&(this.fragCurrent=this.partCurrent=null,e.loader.abort()),n.trigger(a.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:u})}}}}}},f.onFragLoaded=function(e,t){var n=t.frag,i=t.part;if(n.type===l.PlaylistLevelType.MAIN&&Object(r.isFiniteNumber)(n.sn)){var s=i?i.stats:n.stats,o=i?i.duration:n.duration;if(this.clearTimer(),this.lastLoadedFragLevel=n.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var c=this.hls.levels[n.level],u=(c.loaded?c.loaded.bytes:0)+s.loaded,d=(c.loaded?c.loaded.duration:0)+o;c.loaded={bytes:u,duration:d},c.realBitrate=Math.round(8*u/d)}if(n.bitrateTest){var f={stats:s,frag:n,part:i,id:n.type};this.onFragBuffered(a.Events.FRAG_BUFFERED,f),n.bitrateTest=!1}}},f.onFragBuffered=function(e,t){var n=t.frag,r=t.part,i=r?r.stats:n.stats;if(!i.aborted&&n.type===l.PlaylistLevelType.MAIN&&"initSegment"!==n.sn){var a=i.parsing.end-i.loading.start;this.bwEstimator.sample(a,i.loaded),i.bwEstimate=this.bwEstimator.getEstimate(),n.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},f.onError=function(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},f.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},f.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,n=this.hls,r=n.maxAutoLevel,i=n.config,a=n.minAutoLevel,o=n.media,l=t?t.duration:e?e.duration:0,u=o?o.currentTime:0,d=o&&0!==o.playbackRate?Math.abs(o.playbackRate):1,f=this.bwEstimator?this.bwEstimator.getEstimate():i.abrEwmaDefaultEstimate,h=(s.BufferHelper.bufferInfo(o,u,i.maxBufferHole).end-u)/d,p=this.findBestLevel(f,a,r,h,i.abrBandWidthFactor,i.abrBandWidthUpFactor);if(p>=0)return p;c.logger.trace((h?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var m=l?Math.min(l,i.maxStarvationDelay):i.maxStarvationDelay,g=i.abrBandWidthFactor,v=i.abrBandWidthUpFactor;if(!h){var y=this.bitrateTestDelay;y&&(m=(l?Math.min(l,i.maxLoadingDelay):i.maxLoadingDelay)-y,c.logger.trace("bitrate test took "+Math.round(1e3*y)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*m)+" ms"),g=v=1)}return p=this.findBestLevel(f,a,r,h+m,g,v),Math.max(p,0)},f.findBestLevel=function(e,t,n,r,i,a){for(var s,o=this.fragCurrent,l=this.partCurrent,u=this.lastLoadedFragLevel,d=this.hls.levels,f=d[u],h=!(null==f||null===(s=f.details)||void 0===s||!s.live),p=null==f?void 0:f.codecSet,m=l?l.duration:o?o.duration:0,g=n;g>=t;g--){var v=d[g];if(v&&(!p||v.codecSet===p)){var y=v.details,b=(l?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||m,E=void 0;E=g<=u?i*e:a*e;var x=d[g].maxBitrate,S=x*b/E;if(c.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+g+"/"+Math.round(E)+"/"+x+"/"+b+"/"+r+"/"+S),E>x&&(!S||h&&!this.bitrateTestDelay||S<r))return g}}return-1},t=e,(n=[{key:"nextAutoLevel",get:function(){var e=this._nextAutoLevel,t=this.bwEstimator;if(!(-1===e||t&&t.canEstimate()))return e;var n=this.getNextABRAutoLevel();return-1!==e&&(n=Math.min(e,n)),n},set:function(e){this._nextAutoLevel=e}}])&&u(t.prototype,n),d&&u(t,d),e}();t.default=d},"./src/controller/audio-stream-controller.ts":
/*!***************************************************!*\
!*** ./src/controller/audio-stream-controller.ts ***!
\***************************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),a=n(/*! ../events */"./src/events.ts"),s=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),o=n(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),l=n(/*! ../types/level */"./src/types/level.ts"),c=n(/*! ../types/loader */"./src/types/loader.ts"),u=n(/*! ../loader/fragment */"./src/loader/fragment.ts"),d=n(/*! ../demux/chunk-cache */"./src/demux/chunk-cache.ts"),f=n(/*! ../demux/transmuxer-interface */"./src/demux/transmuxer-interface.ts"),h=n(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),p=n(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),m=n(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),g=n(/*! ../errors */"./src/errors.ts"),v=n(/*! ../utils/logger */"./src/utils/logger.ts");function y(){return(y=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e}).apply(this,arguments)}function b(e,t){return(b=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var E=function(e){var t,n;function E(t,n){var r;return(r=e.call(this,t,n,"[audio-stream-controller]")||this).videoBuffer=null,r.videoTrackCC=-1,r.waitingVideoCC=-1,r.audioSwitch=!1,r.trackId=-1,r.waitingData=null,r.mainDetails=null,r.bufferFlushed=!1,r._registerListeners(),r}n=e,(t=E).prototype=Object.create(n.prototype),t.prototype.constructor=t,b(t,n);var x=E.prototype;return x.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},x._registerListeners=function(){var e=this.hls;e.on(a.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(a.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(a.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(a.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.on(a.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(a.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(a.Events.ERROR,this.onError,this),e.on(a.Events.BUFFER_RESET,this.onBufferReset,this),e.on(a.Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(a.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(a.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(a.Events.FRAG_BUFFERED,this.onFragBuffered,this)},x._unregisterListeners=function(){var e=this.hls;e.off(a.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(a.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(a.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(a.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.off(a.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(a.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(a.Events.ERROR,this.onError,this),e.off(a.Events.BUFFER_RESET,this.onBufferReset,this),e.off(a.Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(a.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(a.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(a.Events.FRAG_BUFFERED,this.onFragBuffered,this)},x.onInitPtsFound=function(e,t){var n=t.frag,r=t.id,a=t.initPTS;if("main"===r){var s=n.cc;this.initPTS[n.cc]=a,this.log("InitPTS for cc: "+s+" found from main: "+a),this.videoTrackCC=s,this.state===i.State.WAITING_INIT_PTS&&this.tick()}},x.startLoad=function(e){if(!this.levels)return this.startPosition=e,void(this.state=i.State.STOPPED);var t=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),this.fragLoadError=0,t>0&&-1===e?(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),this.state=i.State.IDLE):(this.loadedmetadata=!1,this.state=i.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()},x.doTick=function(){switch(this.state){case i.State.IDLE:this.doTickIdle();break;case i.State.WAITING_TRACK:var t,n=this.levels,r=this.trackId,a=null==n||null===(t=n[r])||void 0===t?void 0:t.details;if(a){if(this.waitForCdnTuneIn(a))break;this.state=i.State.WAITING_INIT_PTS}break;case i.State.FRAG_LOADING_WAITING_RETRY:var o,l=performance.now(),c=this.retryDate;(!c||l>=c||null!==(o=this.media)&&void 0!==o&&o.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=i.State.IDLE);break;case i.State.WAITING_INIT_PTS:var u=this.waitingData;if(u){var d=u.frag,f=u.part,h=u.cache,m=u.complete;if(void 0!==this.initPTS[d.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=i.State.FRAG_LOADING;var g={frag:d,part:f,payload:h.flush(),networkDetails:null};this._handleFragmentLoadProgress(g),m&&e.prototype._handleFragmentLoadComplete.call(this,g)}else if(this.videoTrackCC!==this.waitingVideoCC)v.logger.log("Waiting fragment cc ("+d.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var y=this.getLoadPosition(),b=s.BufferHelper.bufferInfo(this.mediaBuffer,y,this.config.maxBufferHole);Object(p.fragmentWithinToleranceTest)(b.end,this.config.maxFragLookUpTolerance,d)<0&&(v.logger.log("Waiting fragment cc ("+d.cc+") @ "+d.start+" cancelled because another fragment at "+b.end+" is needed"),this.clearWaitingFragment())}}else this.state=i.State.IDLE}this.onTickEnd()},x.clearWaitingFragment=function(){var e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=i.State.IDLE)},x.onTickEnd=function(){var e=this.media;if(e&&e.readyState){var t=(this.mediaBuffer?this.mediaBuffer:e).buffered;!this.loadedmetadata&&t.length&&(this.loadedmetadata=!0),this.lastCurrentTime=e.currentTime}},x.doTickIdle=function(){var e,t,n=this.hls,r=this.levels,s=this.media,o=this.trackId,l=n.config;if(r&&r[o]&&(s||!this.startFragRequested&&l.startFragPrefetch)){var d=r[o].details;if(!d||d.live&&this.levelLastLoaded!==o||this.waitForCdnTuneIn(d))this.state=i.State.WAITING_TRACK;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,u.ElementaryStreamTypes.AUDIO,c.PlaylistLevelType.AUDIO));var f=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,c.PlaylistLevelType.AUDIO);if(null!==f){var h=f.len,p=this.getMaxBufferLength(),m=this.audioSwitch;if(!(h>=p)||m){if(!m&&this._streamEnded(f,d))return n.trigger(a.Events.BUFFER_EOS,{type:"audio"}),void(this.state=i.State.ENDED);var g=d.fragments[0].start,v=f.end;if(m){var y=this.getLoadPosition();v=y,d.PTSKnown&&y<g&&(f.end>g||f.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),s.currentTime=g+.05)}var b=this.getNextFragment(v,d);b?"identity"!==(null===(e=b.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=b.decryptdata)&&void 0!==t&&t.key?this.loadFragment(b,d,v):this.loadKey(b,d):this.bufferFlushed=!0}}}}},x.getMaxBufferLength=function(){var t=e.prototype.getMaxBufferLength.call(this),n=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,c.PlaylistLevelType.MAIN);return null===n?t:Math.max(t,n.len)},x.onMediaDetaching=function(){this.videoBuffer=null,e.prototype.onMediaDetaching.call(this)},x.onAudioTracksUpdated=function(e,t){var n=t.audioTracks;this.resetTransmuxer(),this.levels=n.map((function(e){return new l.Level(e)}))},x.onAudioTrackSwitching=function(e,t){var n=!!t.url;this.trackId=t.id;var r=this.fragCurrent;null!=r&&r.loader&&r.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),n?this.setInterval(100):this.resetTransmuxer(),n?(this.audioSwitch=!0,this.state=i.State.IDLE):this.state=i.State.STOPPED,this.tick()},x.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},x.onLevelLoaded=function(e,t){this.mainDetails=t.details},x.onAudioTrackLoaded=function(e,t){var n,r=this.levels,a=t.details,s=t.id;if(r){this.log("Track "+s+" loaded ["+a.startSN+","+a.endSN+"],duration:"+a.totalduration);var o=r[s],l=0;if(a.live||null!==(n=o.details)&&void 0!==n&&n.live){var c=this.mainDetails;if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed||!c)return;!o.details&&a.hasProgramDateTime&&c.hasProgramDateTime?(Object(m.alignMediaPlaylistByPDT)(a,c),l=a.fragments[0].start):l=this.alignPlaylists(a,o.details)}o.details=a,this.levelLastLoaded=s,this.startFragRequested||!this.mainDetails&&a.live||this.setStartPosition(o.details,l),this.state!==i.State.WAITING_TRACK||this.waitForCdnTuneIn(a)||(this.state=i.State.IDLE),this.tick()}else this.warn("Audio tracks were reset while loading level "+s)},x._handleFragmentLoadProgress=function(e){var t,n=e.frag,r=e.part,a=e.payload,s=this.config,o=this.trackId,l=this.levels;if(l){var u=l[o];console.assert(u,"Audio track is defined on fragment load progress");var p=u.details;console.assert(p,"Audio track details are defined on fragment load progress");var m=s.defaultAudioCodec||u.audioCodec||"mp4a.40.2",g=this.transmuxer;g||(g=this.transmuxer=new f.default(this.hls,c.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var y=this.initPTS[n.cc],b=null===(t=n.initSegment)||void 0===t?void 0:t.data;if(void 0!==y){var E=r?r.index:-1,x=-1!==E,S=new h.ChunkMetadata(n.level,n.sn,n.stats.chunkCount,a.byteLength,E,x);g.push(a,b,m,"",n,r,p.totalduration,!1,S,y)}else v.logger.log("Unknown video PTS for cc "+n.cc+", waiting for video PTS before demuxing audio frag "+n.sn+" of ["+p.startSN+" ,"+p.endSN+"],track "+o),(this.waitingData=this.waitingData||{frag:n,part:r,cache:new d.default,complete:!1}).cache.push(new Uint8Array(a)),this.waitingVideoCC=this.videoTrackCC,this.state=i.State.WAITING_INIT_PTS}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+n.sn+" of level "+n.level+" will not be buffered")},x._handleFragmentLoadComplete=function(t){this.waitingData?this.waitingData.complete=!0:e.prototype._handleFragmentLoadComplete.call(this,t)},x.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},x.onBufferCreated=function(e,t){var n=t.tracks.audio;n&&(this.mediaBuffer=n.buffer),t.tracks.video&&(this.videoBuffer=t.tracks.video.buffer)},x.onFragBuffered=function(e,t){var n=t.frag,r=t.part;n.type===c.PlaylistLevelType.AUDIO&&(this.fragContextChanged(n)?this.warn("Fragment "+n.sn+(r?" p: "+r.index:"")+" of level "+n.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==n.sn&&(this.fragPrevious=n,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(a.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(n,r)))},x.onError=function(t,n){switch(n.details){case g.ErrorDetails.FRAG_LOAD_ERROR:case g.ErrorDetails.FRAG_LOAD_TIMEOUT:case g.ErrorDetails.KEY_LOAD_ERROR:case g.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(c.PlaylistLevelType.AUDIO,n);break;case g.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case g.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==i.State.ERROR&&this.state!==i.State.STOPPED&&(this.state=n.fatal?i.State.ERROR:i.State.IDLE,this.warn(n.details+" while loading frag, switching to "+this.state+" state"));break;case g.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===n.parent&&(this.state===i.State.PARSING||this.state===i.State.PARSED)){var r=!0,a=this.getFwdBufferInfo(this.mediaBuffer,c.PlaylistLevelType.AUDIO);a&&a.len>.5&&(r=!this.reduceMaxBufferLength(a.len)),r&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,e.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},x.onBufferFlushed=function(e,t){t.type===u.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},x._handleTransmuxComplete=function(e){var t,n="audio",r=this.hls,s=e.remuxResult,o=e.chunkMeta,l=this.getCurrentContext(o);if(!l)return this.warn("The loading context changed while buffering fragment "+o.sn+" of level "+o.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(o.level);var c=l.frag,d=l.part,f=s.audio,h=s.text,p=s.id3,m=s.initSegment;if(!this.fragContextChanged(c)){if(this.state=i.State.PARSING,this.audioSwitch&&f&&this.completeAudioSwitch(),null!=m&&m.tracks&&(this._bufferInitSegment(m.tracks,c,o),r.trigger(a.Events.FRAG_PARSING_INIT_SEGMENT,{frag:c,id:n,tracks:m.tracks})),f){var g=f.startPTS,v=f.endPTS,b=f.startDTS,E=f.endDTS;d&&(d.elementaryStreams[u.ElementaryStreamTypes.AUDIO]={startPTS:g,endPTS:v,startDTS:b,endDTS:E}),c.setElementaryStreamInfo(u.ElementaryStreamTypes.AUDIO,g,v,b,E),this.bufferFragmentData(f,c,d,o)}if(null!=p&&null!==(t=p.samples)&&void 0!==t&&t.length){var x=y({frag:c,id:n},p);r.trigger(a.Events.FRAG_PARSING_METADATA,x)}if(h){var S=y({frag:c,id:n},h);r.trigger(a.Events.FRAG_PARSING_USERDATA,S)}}},x._bufferInitSegment=function(e,t,n){if(this.state===i.State.PARSING){e.video&&delete e.video;var r=e.audio;if(r){r.levelCodec=r.codec,r.id="audio",this.log("Init audio buffer, container:"+r.container+", codecs[parsed]=["+r.codec+"]"),this.hls.trigger(a.Events.BUFFER_CODECS,e);var s=r.initSegment;if(null!=s&&s.byteLength){var o={type:"audio",frag:t,part:null,chunkMeta:n,parent:t.type,data:s};this.hls.trigger(a.Events.BUFFER_APPENDING,o)}this.tick()}}},x.loadFragment=function(t,n,a){var s=this.fragmentTracker.getState(t);this.fragCurrent=t,(this.audioSwitch||s===o.FragmentState.NOT_LOADED||s===o.FragmentState.PARTIAL)&&("initSegment"===t.sn?this._loadInitSegment(t):n.live&&!Object(r.isFiniteNumber)(this.initPTS[t.cc])?(this.log("Waiting for video PTS in continuity counter "+t.cc+" of live stream before loading audio fragment "+t.sn+" of level "+this.trackId),this.state=i.State.WAITING_INIT_PTS):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,n,a)))},x.completeAudioSwitch=function(){var t=this.hls,n=this.media,r=this.trackId;n&&(this.log("Switching audio track : flushing all audio"),e.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,t.trigger(a.Events.AUDIO_TRACK_SWITCHED,{id:r})},E}(i.default);t.default=E},"./src/controller/audio-track-controller.ts":
/*!**************************************************!*\
!*** ./src/controller/audio-track-controller.ts ***!
\**************************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../errors */"./src/errors.ts"),a=n(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),s=n(/*! ../types/loader */"./src/types/loader.ts");function o(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function l(e,t){return(l=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var c=function(e){var t,n;function a(t){var n;return(n=e.call(this,t,"[audio-track-controller]")||this).tracks=[],n.groupId=null,n.tracksInGroup=[],n.trackId=-1,n.trackName="",n.selectDefaultTrack=!0,n.registerListeners(),n}n=e,(t=a).prototype=Object.create(n.prototype),t.prototype.constructor=t,l(t,n);var c,u,d,f=a.prototype;return f.registerListeners=function(){var e=this.hls;e.on(r.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(r.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(r.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(r.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(r.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(r.Events.ERROR,this.onError,this)},f.unregisterListeners=function(){var e=this.hls;e.off(r.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(r.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(r.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(r.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(r.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(r.Events.ERROR,this.onError,this)},f.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,e.prototype.destroy.call(this)},f.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},f.onManifestParsed=function(e,t){this.tracks=t.audioTracks||[]},f.onAudioTrackLoaded=function(e,t){var n=t.id,r=t.details,i=this.tracksInGroup[n];if(i){var a=i.details;i.details=t.details,this.log("audioTrack "+n+" loaded ["+r.startSN+"-"+r.endSN+"]"),n===this.trackId&&(this.retryCount=0,this.playlistLoaded(n,t,a))}else this.warn("Invalid audio track id "+n)},f.onLevelLoading=function(e,t){this.switchLevel(t.level)},f.onLevelSwitching=function(e,t){this.switchLevel(t.level)},f.switchLevel=function(e){var t=this.hls.levels[e];if(null!=t&&t.audioGroupIds){var n=t.audioGroupIds[t.urlId];if(this.groupId!==n){this.groupId=n;var i=this.tracks.filter((function(e){return!n||e.groupId===n}));this.selectDefaultTrack&&!i.some((function(e){return e.default}))&&(this.selectDefaultTrack=!1),this.tracksInGroup=i;var a={audioTracks:i};this.log("Updating audio tracks, "+i.length+' track(s) found in "'+n+'" group-id'),this.hls.trigger(r.Events.AUDIO_TRACKS_UPDATED,a),this.selectInitialTrack()}}},f.onError=function(t,n){e.prototype.onError.call(this,t,n),!n.fatal&&n.context&&n.context.type===s.PlaylistContextType.AUDIO_TRACK&&n.context.id===this.trackId&&n.context.groupId===this.groupId&&this.retryLoadingOrFail(n)},f.setAudioTrack=function(e){var t=this.tracksInGroup;if(e<0||e>=t.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var n=t[this.trackId];this.log("Now switching to audio-track index "+e);var i=t[e],a=i.id,s=i.groupId,o=void 0===s?"":s,l=i.name,c=i.type,u=i.url;if(this.trackId=e,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(r.Events.AUDIO_TRACK_SWITCHING,{id:a,groupId:o,name:l,type:c,url:u}),!i.details||i.details.live){var d=this.switchParams(i.url,null==n?void 0:n.details);this.loadPlaylist(d)}}},f.selectInitialTrack=function(){var e=this.tracksInGroup;console.assert(e.length,"Initial audio track should be selected when tracks are known");var t=this.trackName,n=this.findTrackId(t)||this.findTrackId();-1!==n?this.setAudioTrack(n):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},f.findTrackId=function(e){for(var t=this.tracksInGroup,n=0;n<t.length;n++){var r=t[n];if((!this.selectDefaultTrack||r.default)&&(!e||e===r.name))return r.id}return-1},f.loadPlaylist=function(e){var t=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(t)){var n=t.id,i=t.groupId,a=t.url;if(e)try{a=e.addDirectives(a)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("loading audio-track playlist for id: "+n),this.clearTimer(),this.hls.trigger(r.Events.AUDIO_TRACK_LOADING,{url:a,id:n,groupId:i,deliveryDirectives:e||null})}},c=a,(u=[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(e){this.selectDefaultTrack=!1,this.setAudioTrack(e)}}])&&o(c.prototype,u),d&&o(c,d),a}(a.default);t.default=c},"./src/controller/base-playlist-controller.ts":
/*!****************************************************!*\
!*** ./src/controller/base-playlist-controller.ts ***!
\****************************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return l}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../types/level */"./src/types/level.ts"),a=n(/*! ./level-helper */"./src/controller/level-helper.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=n(/*! ../errors */"./src/errors.ts"),l=function(){function e(e,t){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=s.logger.log.bind(s.logger,t+":"),this.warn=s.logger.warn.bind(s.logger,t+":"),this.hls=e}var t=e.prototype;return t.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},t.onError=function(e,t){t.fatal&&t.type===o.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(e,t){var n=null==t?void 0:t.renditionReports;if(n)for(var a=0;a<n.length;a++){var s=n[a],o=""+s.URI;if(o===e.substr(-o.length)){var l=parseInt(s["LAST-MSN"]),c=parseInt(s["LAST-PART"]);if(t&&this.hls.config.lowLatencyMode){var u=Math.min(t.age-t.partTarget,t.targetduration);void 0!==c&&u>t.partTarget&&(c+=1)}if(Object(r.isFiniteNumber)(l))return new i.HlsUrlParameters(l,Object(r.isFiniteNumber)(c)?c:void 0,i.HlsSkip.No)}}},t.loadPlaylist=function(e){},t.shouldLoadTrack=function(e){return this.canLoad&&e&&!!e.url&&(!e.details||e.details.live)},t.playlistLoaded=function(e,t,n){var r=this,i=t.details,s=t.stats,o=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(i.advancedDateTime=Date.now()-o,i.live||null!=n&&n.live){if(i.reloaded(n),n&&this.log("live playlist "+e+" "+(i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:"MISSED")),n&&i.fragments.length>0&&Object(a.mergeDetails)(n,i),!this.canLoad||!i.live)return;var l,c=void 0,u=void 0;if(i.canBlockReload&&i.endSN&&i.advanced){var d=this.hls.config.lowLatencyMode,f=i.lastPartSn,h=i.endSN,p=i.lastPartIndex,m=f===h;-1!==p?(c=m?h+1:f,u=m?d?0:p:p+1):c=h+1;var g=i.age,v=g+i.ageHeader,y=Math.min(v-i.partTarget,1.5*i.targetduration);if(y>0){if(n&&y>n.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+n.tuneInGoal+" to: "+y+" with playlist age: "+i.age),y=0;else{var b=Math.floor(y/i.targetduration);c+=b,void 0!==u&&(u+=Math.round(y%i.targetduration/i.partTarget)),this.log("CDN Tune-in age: "+i.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+y+" skip sn "+b+" to part "+u)}i.tuneInGoal=y}if(l=this.getDeliveryDirectives(i,t.deliveryDirectives,c,u),d||!m)return void this.loadPlaylist(l)}else l=this.getDeliveryDirectives(i,t.deliveryDirectives,c,u);var E=Object(a.computeReloadInterval)(i,s);void 0!==c&&i.canBlockReload&&(E-=i.partTarget||1),this.log("reload live playlist "+e+" in "+Math.round(E)+" ms"),this.timer=self.setTimeout((function(){return r.loadPlaylist(l)}),E)}else this.clearTimer()},t.getDeliveryDirectives=function(e,t,n,r){var a=Object(i.getSkipValue)(e,n);return null!=t&&t.skip&&e.deltaUpdateFailed&&(n=t.msn,r=t.part,a=i.HlsSkip.No),new i.HlsUrlParameters(n,r,a)},t.retryLoadingOrFail=function(e){var t,n=this,r=this.hls.config,i=this.retryCount<r.levelLoadingMaxRetry;if(i)if(this.retryCount++,e.details.indexOf("LoadTimeOut")>-1&&null!==(t=e.context)&&void 0!==t&&t.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+e.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*r.levelLoadingRetryDelay,r.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return n.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+e.details+'"')}else this.warn('cannot recover from error "'+e.details+'"'),this.clearTimer(),e.fatal=!0;return i},e}()},"./src/controller/base-stream-controller.ts":
/*!**************************************************!*\
!*** ./src/controller/base-stream-controller.ts ***!
\**************************************************/
/*! exports provided: State, default */function(e,t,n){"use strict";n.r(t),n.d(t,"State",(function(){return x})),n.d(t,"default",(function(){return S}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../task-loop */"./src/task-loop.ts"),a=n(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),s=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),o=n(/*! ../utils/logger */"./src/utils/logger.ts"),l=n(/*! ../events */"./src/events.ts"),c=n(/*! ../errors */"./src/errors.ts"),u=n(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),d=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),f=n(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),h=n(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),p=n(/*! ./level-helper */"./src/controller/level-helper.ts"),m=n(/*! ../loader/fragment-loader */"./src/loader/fragment-loader.ts"),g=n(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),v=n(/*! ../utils/time-ranges */"./src/utils/time-ranges.ts"),y=n(/*! ../types/loader */"./src/types/loader.ts");function b(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function E(e,t){return(E=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var x={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},S=function(e){var t,n;function i(t,n,r){var i;return(i=e.call(this)||this).hls=void 0,i.fragPrevious=null,i.fragCurrent=null,i.fragmentTracker=void 0,i.transmuxer=null,i._state=x.STOPPED,i.media=void 0,i.mediaBuffer=void 0,i.config=void 0,i.bitrateTest=!1,i.lastCurrentTime=0,i.nextLoadPosition=0,i.startPosition=0,i.loadedmetadata=!1,i.fragLoadError=0,i.retryDate=0,i.levels=null,i.fragmentLoader=void 0,i.levelLastLoaded=null,i.startFragRequested=!1,i.decrypter=void 0,i.initPTS=[],i.onvseeking=null,i.onvended=null,i.logPrefix="",i.log=void 0,i.warn=void 0,i.logPrefix=r,i.log=o.logger.log.bind(o.logger,r+":"),i.warn=o.logger.warn.bind(o.logger,r+":"),i.hls=t,i.fragmentLoader=new m.default(t.config),i.fragmentTracker=n,i.config=t.config,i.decrypter=new g.default(t,t.config),t.on(l.Events.KEY_LOADED,i.onKeyLoaded,function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(i)),i}n=e,(t=i).prototype=Object.create(n.prototype),t.prototype.constructor=t,E(t,n);var S,T,k,w=i.prototype;return w.doTick=function(){this.onTickEnd()},w.onTickEnd=function(){},w.startLoad=function(e){},w.stopLoad=function(){this.fragmentLoader.abort();var e=this.fragCurrent;e&&this.fragmentTracker.removeFragment(e),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=x.STOPPED},w._streamEnded=function(e,t){var n=this.fragCurrent,r=this.fragmentTracker;if(!t.live&&n&&n.sn===t.endSN&&!e.nextStart){var i=r.getState(n);return i===a.FragmentState.PARTIAL||i===a.FragmentState.OK}return!1},w.onMediaAttached=function(e,t){var n=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),n.addEventListener("seeking",this.onvseeking),n.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.state===x.STOPPED&&this.startLoad(r.startPosition)},w.onMediaDetaching=function(){var e=this.media;null!=e&&e.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},w.onMediaSeeking=function(){var e=this.config,t=this.fragCurrent,n=this.media,i=this.mediaBuffer,a=this.state,o=n?n.currentTime:0,l=s.BufferHelper.bufferInfo(i||n,o,e.maxBufferHole);if(this.log("media seeking to "+(Object(r.isFiniteNumber)(o)?o.toFixed(3):o)+", state: "+a),a===x.ENDED)this.resetLoadingState();else if(t&&!l.len){var c=e.maxFragLookUpTolerance,u=t.start-c,d=o>t.start+t.duration+c;(o<u||d)&&(d&&t.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),t.loader.abort()),this.resetLoadingState())}n&&(this.lastCurrentTime=o),this.loadedmetadata||l.len||(this.nextLoadPosition=this.startPosition=o),this.tickImmediate()},w.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},w.onKeyLoaded=function(e,t){if(this.state===x.KEY_LOADING&&t.frag===this.fragCurrent&&this.levels){this.state=x.IDLE;var n=this.levels[t.frag.level].details;n&&this.loadFragment(t.frag,n,t.frag.start)}},w.onHandlerDestroying=function(){this.stopLoad(),e.prototype.onHandlerDestroying.call(this)},w.onHandlerDestroyed=function(){this.state=x.STOPPED,this.hls.off(l.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,e.prototype.onHandlerDestroyed.call(this)},w.loadKey=function(e,t){this.log("Loading key for "+e.sn+" of ["+t.startSN+"-"+t.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level),this.state=x.KEY_LOADING,this.fragCurrent=e,this.hls.trigger(l.Events.KEY_LOADING,{frag:e})},w.loadFragment=function(e,t,n){this._loadFragForPlayback(e,t,n)},w._loadFragForPlayback=function(e,t,n){var r=this;this._doFragLoad(e,t,n,(function(t){if(r.fragContextChanged(e))return r.warn("Fragment "+e.sn+(t.part?" p: "+t.part.index:"")+" of level "+e.level+" was dropped during download."),void r.fragmentTracker.removeFragment(e);e.stats.chunkCount++,r._handleFragmentLoadProgress(t)})).then((function(t){if(t){r.fragLoadError=0;var n=r.state;if(!r.fragContextChanged(e))return"payload"in t&&(r.log("Loaded fragment "+e.sn+" of level "+e.level),r.hls.trigger(l.Events.FRAG_LOADED,t),r.state===x.BACKTRACKING)?(r.fragmentTracker.backtrack(e,t),void r.resetFragmentLoading(e)):void r._handleFragmentLoadComplete(t);(n===x.FRAG_LOADING||n===x.BACKTRACKING||!r.fragCurrent&&n===x.PARSING)&&(r.fragmentTracker.removeFragment(e),r.state=x.IDLE)}})).catch((function(t){r.warn(t),r.resetFragmentLoading(e)}))},w.flushMainBuffer=function(e,t,n){if(void 0===n&&(n=null),e-t){var r={startOffset:e,endOffset:t,type:n};this.fragLoadError=0,this.hls.trigger(l.Events.BUFFER_FLUSHING,r)}},w._loadInitSegment=function(e){var t=this;this._doFragLoad(e).then((function(n){if(!n||t.fragContextChanged(e)||!t.levels)throw new Error("init load aborted");return n})).then((function(n){var r=t.hls,i=n.payload,a=e.decryptdata;if(i&&i.byteLength>0&&a&&a.key&&a.iv&&"AES-128"===a.method){var s=self.performance.now();return t.decrypter.webCryptoDecrypt(new Uint8Array(i),a.key.buffer,a.iv.buffer).then((function(t){var i=self.performance.now();return r.trigger(l.Events.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:s,tdecrypt:i}}),n.payload=t,n}))}return n})).then((function(n){var r=t.fragCurrent,i=t.hls,a=t.levels;if(!a)throw new Error("init load aborted, missing levels");var s=a[e.level].details;console.assert(s,"Level details are defined when init segment is loaded");var o=e.stats;t.state=x.IDLE,t.fragLoadError=0,e.data=new Uint8Array(n.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),n.frag===r&&i.trigger(l.Events.FRAG_BUFFERED,{stats:o,frag:r,part:null,id:e.type}),t.tick()})).catch((function(n){t.warn(n),t.resetFragmentLoading(e)}))},w.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.level!==t.level||e.sn!==t.sn||e.urlId!==t.urlId},w.fragBufferedComplete=function(e,t){var n=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level+" "+v.default.toString(s.BufferHelper.getBuffered(n))),this.state=x.IDLE,this.tick()},w._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var n=e.frag,r=e.part,i=e.partsLoaded,a=!i||0===i.length||i.some((function(e){return!e})),s=new u.ChunkMetadata(n.level,n.sn,n.stats.chunkCount+1,0,r?r.index:-1,!a);t.flush(s)}},w._handleFragmentLoadProgress=function(e){},w._doFragLoad=function(e,t,n,i){var a=this;if(void 0===n&&(n=null),!this.levels)throw new Error("frag load aborted, missing levels");if(n=Math.max(e.start,n||0),this.config.lowLatencyMode&&t){var s=t.partList;if(s&&i){n>e.end&&t.fragmentHint&&(e=t.fragmentHint);var o=this.getNextPart(s,e,n);if(o>-1){var c=s[o];return this.log("Loading part sn: "+e.sn+" p: "+c.index+" cc: "+e.cc+" of playlist ["+t.startSN+"-"+t.endSN+"] parts [0-"+o+"-"+(s.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(n.toFixed(3))),this.nextLoadPosition=c.start+c.duration,this.state=x.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:e,part:s[o],targetBufferTime:n}),this.doFragPartsLoad(e,s,o,i).catch((function(e){return a.handleFragLoadError(e)}))}if(!e.url||this.loadedEndOfParts(s,n))return Promise.resolve(null)}}return this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(t?"of ["+t.startSN+"-"+t.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(n.toFixed(3))),Object(r.isFiniteNumber)(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=x.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:e,targetBufferTime:n}),this.fragmentLoader.load(e,i).catch((function(e){return a.handleFragLoadError(e)}))},w.doFragPartsLoad=function(e,t,n,r){var i=this;return new Promise((function(a,s){var o=[];!function n(c){var u=t[c];i.fragmentLoader.loadPart(e,u,r).then((function(r){o[u.index]=r;var s=r.part;i.hls.trigger(l.Events.FRAG_LOADED,r);var d=t[c+1];if(!d||d.fragment!==e)return a({frag:e,part:s,partsLoaded:o});n(c+1)})).catch(s)}(n)}))},w.handleFragLoadError=function(e){var t=e.data;return t&&t.details===c.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(l.Events.ERROR,t),null},w._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===x.PARSING){var n=t.frag,r=t.part,i=t.level,a=self.performance.now();n.stats.parsing.end=a,r&&(r.stats.parsing.end=a),this.updateLevelTiming(n,r,i,e.partial)}else this.fragCurrent||(this.state=x.IDLE)},w.getCurrentContext=function(e){var t=this.levels,n=e.level,r=e.sn,i=e.part;if(!t||!t[n])return this.warn("Levels object was unset while buffering fragment "+r+" of level "+n+". The current chunk will not be buffered."),null;var a=t[n],s=i>-1?Object(p.getPartWith)(a,r,i):null,o=s?s.fragment:Object(p.getFragmentWithSN)(a,r,this.fragCurrent);return o?{frag:o,part:s,level:a}:null},w.bufferFragmentData=function(e,t,n,r){if(e&&this.state===x.PARSING){var i=e.data1,a=e.data2,s=i;if(i&&a&&(s=Object(d.appendUint8Array)(i,a)),s&&s.length){var o={type:e.type,frag:t,part:n,chunkMeta:r,parent:t.type,data:s};this.hls.trigger(l.Events.BUFFER_APPENDING,o),e.dropped&&e.independent&&!n&&this.flushBufferGap(t)}}},w.flushBufferGap=function(e){var t=this.media;if(t)if(s.BufferHelper.isBuffered(t,t.currentTime)){var n=t.currentTime,r=s.BufferHelper.bufferInfo(t,n,0),i=e.duration,a=Math.min(2*this.config.maxFragLookUpTolerance,.25*i),o=Math.max(Math.min(e.start-a,r.end-a),n+a);e.start-o>a&&this.flushMainBuffer(o,e.start)}else this.flushMainBuffer(0,e.start)},w.getFwdBufferInfo=function(e,t){var n=this.config,i=this.getLoadPosition();if(!Object(r.isFiniteNumber)(i))return null;var a=s.BufferHelper.bufferInfo(e,i,n.maxBufferHole);if(0===a.len&&void 0!==a.nextStart){var o=this.fragmentTracker.getBufferedFrag(i,t);if(o&&a.nextStart<o.end)return s.BufferHelper.bufferInfo(e,i,Math.max(a.nextStart,n.maxBufferHole))}return a},w.getMaxBufferLength=function(e){var t,n=this.config;return t=e?Math.max(8*n.maxBufferSize/e,n.maxBufferLength):n.maxBufferLength,Math.min(t,n.maxMaxBufferLength)},w.reduceMaxBufferLength=function(e){var t=this.config,n=e||t.maxBufferLength;return t.maxMaxBufferLength>=n&&(t.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},w.getNextFragment=function(e,t){var n,r,i=t.fragments,a=i.length;if(!a)return null;var s,o=this.config,l=i[0].start;if(t.live){var c=o.initialLiveManifestSize;if(a<c)return this.warn("Not enough fragments to start playback (have: "+a+", need: "+c+")"),null;t.PTSKnown||this.startFragRequested||-1!==this.startPosition||(s=this.getInitialLiveFragment(t,i),this.startPosition=s?this.hls.liveSyncPosition||s.start:e)}else e<=l&&(s=i[0]);if(!s){var u=o.lowLatencyMode?t.partEnd:t.fragmentEnd;s=this.getFragmentAtPosition(e,u,t)}return null===(n=s)||void 0===n||!n.initSegment||null!==(r=s)&&void 0!==r&&r.initSegment.data||this.bitrateTest||(s=s.initSegment),s},w.getNextPart=function(e,t,n){for(var r=-1,i=!1,a=!0,s=0,o=e.length;s<o;s++){var l=e[s];if(a=a&&!l.independent,r>-1&&n<l.start)break;var c=l.loaded;!c&&(i||l.independent||a)&&l.fragment===t&&(r=s),i=c}return r},w.loadedEndOfParts=function(e,t){var n=e[e.length-1];return n&&t>n.start&&n.loaded},w.getInitialLiveFragment=function(e,t){var n=this.fragPrevious,r=null;if(n){if(e.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+n.programDateTime),r=Object(h.findFragmentByPDT)(t,n.endProgramDateTime,this.config.maxFragLookUpTolerance)),!r){var i=n.sn+1;if(i>=e.startSN&&i<=e.endSN){var a=t[i-e.startSN];n.cc===a.cc&&(r=a,this.log("Live playlist, switching playlist, load frag with next SN: "+r.sn))}r||(r=Object(h.findFragWithCC)(t,n.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+r.sn)}}else{var s=this.hls.liveSyncPosition;null!==s&&(r=this.getFragmentAtPosition(s,this.bitrateTest?e.fragmentEnd:e.edge,e))}return r},w.getFragmentAtPosition=function(e,t,n){var r,i=this.config,s=this.fragPrevious,o=n.fragments,l=n.endSN,c=n.fragmentHint,u=i.maxFragLookUpTolerance,d=!!(i.lowLatencyMode&&n.partList&&c);if(d&&c&&!this.bitrateTest&&(o=o.concat(c),l=c.sn),e<t){var f=e>t-u?0:u;r=Object(h.findFragmentByPTS)(s,o,e,f)}else r=o[o.length-1];if(r){var p=r.sn-n.startSN,m=s&&r.level===s.level,g=o[p+1];if(this.fragmentTracker.getState(r)===a.FragmentState.BACKTRACKED){r=null;for(var v=p;o[v]&&this.fragmentTracker.getState(o[v])===a.FragmentState.BACKTRACKED;)r=s?o[v--]:o[--v];r||(r=g)}else s&&r.sn===s.sn&&!d&&m&&(r.sn<l&&this.fragmentTracker.getState(g)!==a.FragmentState.OK?(this.log("SN "+r.sn+" just loaded, load next one: "+g.sn),r=g):r=null)}return r},w.synchronizeToLiveEdge=function(e){var t=this.config,n=this.media;if(n){var r=this.hls.liveSyncPosition,i=n.currentTime,a=e.fragments[0].start,s=e.edge,o=i>=a-t.maxFragLookUpTolerance&&i<=s;if(null!==r&&n.duration>r&&(i<r||!o)){var l=void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:t.liveMaxLatencyDurationCount*e.targetduration;(!o&&n.readyState<4||i<s-l)&&(this.loadedmetadata||(this.nextLoadPosition=r),n.readyState&&(this.warn("Playback: "+i.toFixed(3)+" is located too far from the end of live sliding playlist: "+s+", reset currentTime to : "+r.toFixed(3)),n.currentTime=r))}}},w.alignPlaylists=function(e,t){var n=this.levels,i=this.levelLastLoaded,a=this.fragPrevious,s=null!==i?n[i]:null,o=e.fragments.length;if(!o)return this.warn("No fragments in live playlist"),0;var l=e.fragments[0].start,c=!t,u=e.alignedSliding&&Object(r.isFiniteNumber)(l);if(c||!u&&!l){Object(f.alignStream)(a,s,e);var d=e.fragments[0].start;return this.log("Live playlist sliding: "+d.toFixed(2)+" start-sn: "+(t?t.startSN:"na")+"->"+e.startSN+" prev-sn: "+(a?a.sn:"na")+" fragments: "+o),d}return l},w.waitForCdnTuneIn=function(e){return e.live&&e.canBlockReload&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)},w.setStartPosition=function(e,t){var n=this.startPosition;if(n<t&&(n=-1),-1===n||-1===this.lastCurrentTime){var i=e.startTimeOffset;Object(r.isFiniteNumber)(i)?(n=t+i,i<0&&(n+=e.totalduration),n=Math.min(Math.max(t,n),t+e.totalduration),this.log("Start time offset "+i+" found in playlist, adjust startPosition to "+n),this.startPosition=n):e.live?n=this.hls.liveSyncPosition||t:this.startPosition=n=0,this.lastCurrentTime=n}this.nextLoadPosition=n},w.getLoadPosition=function(){var e=this.media,t=0;return this.loadedmetadata&&e?t=e.currentTime:this.nextLoadPosition&&(t=this.nextLoadPosition),t},w.handleFragLoadAborted=function(e,t){this.transmuxer&&"initSegment"!==e.sn&&e.stats.aborted&&(this.warn("Fragment "+e.sn+(t?" part"+t.index:"")+" of level "+e.level+" was aborted"),this.resetFragmentLoading(e))},w.resetFragmentLoading=function(e){this.fragCurrent&&this.fragContextChanged(e)||(this.state=x.IDLE)},w.onFragmentOrKeyLoadError=function(e,t){if(!t.fatal){var n=t.frag;if(n&&n.type===e){var r=this.fragCurrent;console.assert(r&&n.sn===r.sn&&n.level===r.level&&n.urlId===r.urlId,"Frag load error must match current frag to retry");var i=this.config;if(this.fragLoadError+1<=i.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(n.level))return;var a=Math.min(Math.pow(2,this.fragLoadError)*i.fragLoadingRetryDelay,i.fragLoadingMaxRetryTimeout);this.warn("Fragment "+n.sn+" of "+e+" "+n.level+" failed to load, retrying in "+a+"ms"),this.retryDate=self.performance.now()+a,this.fragLoadError++,this.state=x.FRAG_LOADING_WAITING_RETRY}else t.levelRetry?(e===y.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=x.IDLE):(o.logger.error(t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.hls.stopLoad(),this.state=x.ERROR)}}},w.afterBufferFlushed=function(e,t,n){if(e){var r=s.BufferHelper.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,r,n),this.state===x.ENDED&&this.resetLoadingState()}},w.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=x.IDLE},w.resetLiveStartWhenNotLoaded=function(e){if(!this.loadedmetadata){this.startFragRequested=!1;var t=this.levels?this.levels[e].details:null;if(null!=t&&t.live)return this.startPosition=-1,this.setStartPosition(t,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},w.updateLevelTiming=function(e,t,n,r){var i=this,a=n.details;console.assert(!!a,"level.details must be defined"),Object.keys(e.elementaryStreams).reduce((function(t,s){var o=e.elementaryStreams[s];if(o){var c=o.endPTS-o.startPTS;if(c<=0)return i.warn("Could not parse fragment "+e.sn+" "+s+" duration reliably ("+c+") resetting transmuxer to fallback to playlist timing"),i.resetTransmuxer(),t||!1;var u=r?0:Object(p.updateFragPTSDTS)(a,e,o.startPTS,o.endPTS,o.startDTS,o.endDTS);return i.hls.trigger(l.Events.LEVEL_PTS_UPDATED,{details:a,level:n,drift:u,type:s,frag:e,start:o.startPTS,end:o.endPTS}),!0}return t}),!1)?(this.state=x.PARSED,this.hls.trigger(l.Events.FRAG_PARSED,{frag:e,part:t})):this.resetLoadingState()},w.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S=i,(T=[{key:"state",get:function(){return this._state},set:function(e){var t=this._state;t!==e&&(this._state=e,this.log(t+"->"+e))}}])&&b(S.prototype,T),k&&b(S,k),i}(i.default)},"./src/controller/buffer-controller.ts":
/*!*********************************************!*\
!*** ./src/controller/buffer-controller.ts ***!
\*********************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return h}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts"),s=n(/*! ../errors */"./src/errors.ts"),o=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),l=n(/*! ../utils/mediasource-helper */"./src/utils/mediasource-helper.ts"),c=n(/*! ../loader/fragment */"./src/loader/fragment.ts"),u=n(/*! ./buffer-operation-queue */"./src/controller/buffer-operation-queue.ts"),d=Object(l.getMediaSource)(),f=/([ha]vc.)(?:\.[^.,]+)+/,h=function(){function e(e){var t=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 e=t.hls,n=t.media,r=t.mediaSource;a.logger.log("[buffer-controller]: Media source opened"),n&&(t.updateMediaElementDuration(),e.trigger(i.Events.MEDIA_ATTACHED,{media:n})),r&&r.removeEventListener("sourceopen",t._onMediaSourceOpen),t.checkPendingTracks()},this._onMediaSourceClose=function(){a.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){a.logger.log("[buffer-controller]: Media source ended")},this.hls=e,this._initSourceBuffer(),this.registerListeners()}var t=e.prototype;return t.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null},t.registerListeners=function(){var e=this.hls;e.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(i.Events.BUFFER_RESET,this.onBufferReset,this),e.on(i.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(i.Events.BUFFER_EOS,this.onBufferEos,this),e.on(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(i.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(i.Events.FRAG_PARSED,this.onFragParsed,this),e.on(i.Events.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(i.Events.BUFFER_RESET,this.onBufferReset,this),e.off(i.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(i.Events.BUFFER_EOS,this.onBufferEos,this),e.off(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(i.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(i.Events.FRAG_PARSED,this.onFragParsed,this),e.off(i.Events.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new u.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},t.onManifestParsed=function(e,t){var n=2;(t.audio&&!t.video||!t.altAudio)&&(n=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=n,this.details=null,a.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var n=this.media=t.media;if(n&&d){var r=this.mediaSource=new d;r.addEventListener("sourceopen",this._onMediaSourceOpen),r.addEventListener("sourceended",this._onMediaSourceEnded),r.addEventListener("sourceclose",this._onMediaSourceClose),n.src=self.URL.createObjectURL(r),this._objectUrl=n.src}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,n=this._objectUrl;if(t){if(a.logger.log("[buffer-controller]: media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){a.logger.warn("[buffer-controller]: onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(n&&self.URL.revokeObjectURL(n),e.src===n?(e.removeAttribute("src"),e.load()):a.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(i.Events.MEDIA_DETACHED,void 0)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){var n=e.sourceBuffer[t];try{n&&(e.removeBufferListeners(t),e.mediaSource&&e.mediaSource.removeSourceBuffer(n),e.sourceBuffer[t]=void 0)}catch(e){a.logger.warn("[buffer-controller]: Failed to reset the "+t+" buffer",e)}})),this._initSourceBuffer()},t.onBufferCodecs=function(e,t){var n=this,r=this.getSourceBufferTypes().length;Object.keys(t).forEach((function(e){if(r){var i=n.tracks[e];if(i&&"function"==typeof i.buffer.changeType){var a=t[e],s=a.codec,o=a.levelCodec,l=a.container;if((i.levelCodec||i.codec).replace(f,"$1")!==(o||s).replace(f,"$1")){var c=l+";codecs="+(o||s);n.appendChangeType(e,c)}}}else n.pendingTracks[e]=t[e]})),r||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.appendChangeType=function(e,t){var n=this,r=this.operationQueue,i={execute:function(){var i=n.sourceBuffer[e];i&&(a.logger.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+t),i.changeType(t)),r.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){a.logger.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",t)}};r.append(i,e)},t.onBufferAppending=function(e,t){var n=this,r=this.hls,l=this.operationQueue,c=this.tracks,u=t.data,d=t.type,f=t.frag,h=t.part,p=t.chunkMeta,m=p.buffering[d],g=self.performance.now();m.start=g;var v=f.stats.buffering,y=h?h.stats.buffering:null;0===v.start&&(v.start=g),y&&0===y.start&&(y.start=g);var b=c.audio,E="audio"===d&&1===p.id&&"audio/mpeg"===(null==b?void 0:b.container),x={execute:function(){if(m.executeStart=self.performance.now(),E){var e=n.sourceBuffer[d];if(e){var t=f.start-e.timestampOffset;Math.abs(t)>=.1&&(a.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+t+") sn: "+f.sn+")"),e.timestampOffset=f.start)}}n.appendExecutor(u,d)},onStart:function(){},onComplete:function(){var e=self.performance.now();m.executeEnd=m.end=e,0===v.first&&(v.first=e),y&&0===y.first&&(y.first=e);var t=n.sourceBuffer,r={};for(var a in t)r[a]=o.BufferHelper.getBuffered(t[a]);n.appendError=0,n.hls.trigger(i.Events.BUFFER_APPENDED,{type:d,frag:f,part:h,chunkMeta:p,parent:f.type,timeRanges:r})},onError:function(e){a.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",e);var t={type:s.ErrorTypes.MEDIA_ERROR,parent:f.type,details:s.ErrorDetails.BUFFER_APPEND_ERROR,err:e,fatal:!1};e.code===DOMException.QUOTA_EXCEEDED_ERR?t.details=s.ErrorDetails.BUFFER_FULL_ERROR:(n.appendError++,t.details=s.ErrorDetails.BUFFER_APPEND_ERROR,n.appendError>r.config.appendErrorMaxRetry&&(a.logger.error("[buffer-controller]: Failed "+r.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),t.fatal=!0)),r.trigger(i.Events.ERROR,t)}};l.append(x,d)},t.onBufferFlushing=function(e,t){var n=this,r=this.operationQueue,s=function(e){return{execute:n.removeExecutor.bind(n,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){n.hls.trigger(i.Events.BUFFER_FLUSHED,{type:e})},onError:function(t){a.logger.warn("[buffer-controller]: Failed to remove from "+e+" SourceBuffer",t)}}};t.type?r.append(s(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){r.append(s(e),e)}))},t.onFragParsed=function(e,t){var n=this,r=t.frag,s=t.part,o=[],l=s?s.elementaryStreams:r.elementaryStreams;l[c.ElementaryStreamTypes.AUDIOVIDEO]?o.push("audiovideo"):(l[c.ElementaryStreamTypes.AUDIO]&&o.push("audio"),l[c.ElementaryStreamTypes.VIDEO]&&o.push("video")),0===o.length&&a.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+r.type+" level: "+r.level+" sn: "+r.sn),this.blockBuffers((function(){var e=self.performance.now();r.stats.buffering.end=e,s&&(s.stats.buffering.end=e);var t=s?s.stats:r.stats;n.hls.trigger(i.Events.FRAG_BUFFERED,{frag:r,part:s,stats:t,id:r.type})}),o)},t.onFragChanged=function(e,t){this.flushBackBuffer()},t.onBufferEos=function(e,t){var n=this;this.getSourceBufferTypes().reduce((function(e,r){var i=n.sourceBuffer[r];return t.type&&t.type!==r||i&&!i.ended&&(i.ended=!0,a.logger.log("[buffer-controller]: "+r+" sourceBuffer now EOS")),e&&!(i&&!i.ended)}),!0)&&this.blockBuffers((function(){var e=n.mediaSource;e&&"open"===e.readyState&&e.endOfStream()}))},t.onLevelUpdated=function(e,t){var n=t.details;n.fragments.length&&(this.details=n,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.flushBackBuffer=function(){var e=this.hls,t=this.details,n=this.media,a=this.sourceBuffer;if(n&&null!==t){var s=this.getSourceBufferTypes();if(s.length){var l=t.live&&null!==e.config.liveBackBufferLength?e.config.liveBackBufferLength:e.config.backBufferLength;if(Object(r.isFiniteNumber)(l)&&!(l<0)){var c=n.currentTime,u=t.levelTargetDuration,d=Math.max(l,u),f=Math.floor(c/u)*u-d;s.forEach((function(n){var r=a[n];if(r){var s=o.BufferHelper.getBuffered(r);s.length>0&&f>s.start(0)&&(e.trigger(i.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),t.live&&e.trigger(i.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f}),e.trigger(i.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:n}))}}))}}}},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,n=this.media,i=this.mediaSource,s=e.fragments[0].start+e.totalduration,o=n.duration,l=Object(r.isFiniteNumber)(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(a.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(e)):(s>l&&s>o||!Object(r.isFiniteNumber)(o))&&(a.logger.log("[buffer-controller]: Updating Media Source duration to "+s.toFixed(3)),i.duration=s)}},t.updateSeekableRange=function(e){var t=this.mediaSource,n=e.fragments;if(n.length&&e.live&&null!=t&&t.setLiveSeekableRange){var r=Math.max(0,n[0].start),i=Math.max(r,r+e.totalduration);t.setLiveSeekableRange(r,i)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,n=this.pendingTracks,r=Object.keys(n).length;if(r&&!e||2===r){this.createSourceBuffers(n),this.pendingTracks={};var a=this.getSourceBufferTypes();if(0===a.length)return void this.hls.trigger(i.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});a.forEach((function(e){t.executeNext(e)}))}},t.createSourceBuffers=function(e){var t=this.sourceBuffer,n=this.mediaSource;if(!n)throw Error("createSourceBuffers called when mediaSource was null");var r=0;for(var o in e)if(!t[o]){var l=e[o];if(!l)throw Error("source buffer exists for track "+o+", however track does not");var c=l.levelCodec||l.codec,u=l.container+";codecs="+c;a.logger.log("[buffer-controller]: creating sourceBuffer("+u+")");try{var d=t[o]=n.addSourceBuffer(u),f=o;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[o]={buffer:d,codec:c,container:l.container,levelCodec:l.levelCodec,id:l.id},r++}catch(e){a.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(i.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:u})}}r&&this.hls.trigger(i.Events.BUFFER_CREATED,{tracks:this.tracks})},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t=this.operationQueue;t.current(e).onComplete(),t.shiftAndExecuteNext(e)},t._onSBUpdateError=function(e,t){a.logger.error("[buffer-controller]: "+e+" SourceBuffer error",t),this.hls.trigger(i.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var n=this.operationQueue.current(e);n&&n.onError(t)},t.removeExecutor=function(e,t,n){var i=this.media,s=this.mediaSource,o=this.operationQueue,l=this.sourceBuffer[e];if(!i||!s||!l)return a.logger.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void o.shiftAndExecuteNext(e);var c=Object(r.isFiniteNumber)(i.duration)?i.duration:1/0,u=Object(r.isFiniteNumber)(s.duration)?s.duration:1/0,d=Math.max(0,t),f=Math.min(n,c,u);f>d?(a.logger.log("[buffer-controller]: Removing ["+d+","+f+"] from the "+e+" SourceBuffer"),console.assert(!l.updating,e+" sourceBuffer must not be updating"),l.remove(d,f)):o.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var n=this.operationQueue,r=this.sourceBuffer[t];if(!r)return a.logger.warn("[buffer-controller]: Attempting to append to the "+t+" SourceBuffer, but it does not exist"),void n.shiftAndExecuteNext(t);r.ended=!1,console.assert(!r.updating,t+" sourceBuffer must not be updating"),r.appendBuffer(e)},t.blockBuffers=function(e,t){var n=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return a.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve(e);var r=this.operationQueue,i=t.map((function(e){return r.appendBlocker(e)}));Promise.all(i).then((function(){e(),t.forEach((function(e){var t=n.sourceBuffer[e];t&&t.updating||r.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,n){var r=this.sourceBuffer[e];if(r){var i=n.bind(this,e);this.listeners[e].push({event:t,listener:i}),r.addEventListener(t,i)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},e}()},"./src/controller/buffer-operation-queue.ts":
/*!**************************************************!*\
!*** ./src/controller/buffer-operation-queue.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return i}));var r=n(/*! ../utils/logger */"./src/utils/logger.ts"),i=function(){function e(e){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=e}var t=e.prototype;return t.append=function(e,t){var n=this.queues[t];n.push(e),1===n.length&&this.buffers[t]&&this.executeNext(t)},t.insertAbort=function(e,t){this.queues[t].unshift(e),this.executeNext(t)},t.appendBlocker=function(e){var t,n=new Promise((function(e){t=e})),r={execute:t,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(r,e),n},t.executeNext=function(e){var t=this.buffers,n=this.queues,i=t[e],a=n[e];if(a.length){var s=a[0];try{s.execute()}catch(t){r.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),s.onError(t),i&&i.updating||(a.shift(),this.executeNext(e))}}},t.shiftAndExecuteNext=function(e){this.queues[e].shift(),this.executeNext(e)},t.current=function(e){return this.queues[e][0]},e}()},"./src/controller/cap-level-controller.ts":
/*!************************************************!*\
!*** ./src/controller/cap-level-controller.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../events */"./src/events.ts");function i(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var a=function(){function e(e){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=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var t,n,a,s=e.prototype;return s.setStreamController=function(e){this.streamController=e},s.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},s.registerListeners=function(){var e=this.hls;e.on(r.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.on(r.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(r.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(r.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},s.unregisterListener=function(){var e=this.hls;e.off(r.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.off(r.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(r.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(r.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},s.onFpsDropLevelCapping=function(t,n){e.isLevelAllowed(n.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(n.droppedLevel)},s.onMediaAttaching=function(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null},s.onManifestParsed=function(e,t){var n=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,n.config.capLevelToPlayerSize&&t.video&&this.startCapping()},s.onBufferCodecs=function(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()},s.onMediaDetaching=function(){this.stopCapping()},s.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var e=this.hls.levels;if(e.length){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e.length-1),t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},s.getMaxLevel=function(t){var n=this,r=this.hls.levels;if(!r.length)return-1;var i=r.filter((function(r,i){return e.isLevelAllowed(i,n.restrictedLevels)&&i<=t}));return this.clientRect=null,e.getMaxLevelByMediaSize(i,this.mediaWidth,this.mediaHeight)},s.startCapping=function(){this.timer||(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())},s.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},s.getDimensions=function(){if(this.clientRect)return this.clientRect;var e=this.media,t={width:0,height:0};if(e){var n=e.getBoundingClientRect();t.width=n.width,t.height=n.height,t.width||t.height||(t.width=n.right-n.left||e.width||0,t.height=n.bottom-n.top||e.height||0)}return this.clientRect=t,t},e.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},e.getMaxLevelByMediaSize=function(e,t,n){if(!e||!e.length)return-1;for(var r,i,a=e.length-1,s=0;s<e.length;s+=1){var o=e[s];if((o.width>=t||o.height>=n)&&(r=o,!(i=e[s+1])||r.width!==i.width||r.height!==i.height)){a=s;break}}return a},t=e,a=[{key:"contentScaleFactor",get:function(){var e=1;try{e=self.devicePixelRatio}catch(e){}return e}}],(n=[{key:"mediaWidth",get:function(){return this.getDimensions().width*e.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*e.contentScaleFactor}}])&&i(t.prototype,n),a&&i(t,a),e}();t.default=a},"./src/controller/cmcd-controller.ts":
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!*** ./src/controller/cmcd-controller.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return f}));var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../types/cmcd */"./src/types/cmcd.ts"),a=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts");function o(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function l(e,t,n){return t&&o(e.prototype,t),n&&o(e,n),e}function c(e,t){var n="undefined"!=typeof Symbol&&e[Symbol.iterator]||e["@@iterator"];if(n)return(n=n.call(e)).next.bind(n);if(Array.isArray(e)||(n=function(e,t){if(e){if("string"==typeof e)return u(e,t);var n=Object.prototype.toString.call(e).slice(8,-1);return"Object"===n&&e.constructor&&(n=e.constructor.name),"Map"===n||"Set"===n?Array.from(e):"Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)?u(e,t):void 0}}(e))||t&&e&&"number"==typeof e.length){n&&(e=n);var r=0;return function(){return r>=e.length?{done:!0}:{done:!1,value:e[r++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function u(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=new Array(t);n<t;n++)r[n]=e[n];return r}function d(){return(d=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e}).apply(this,arguments)}var f=function(){function e(t){var n=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(){n.initialized&&(n.starved=!0),n.buffering=!0},this.onPlaying=function(){n.initialized||(n.initialized=!0),n.buffering=!1},this.applyPlaylistData=function(e){try{n.apply(e,{ot:i.CMCDObjectType.MANIFEST,su:!n.initialized})}catch(e){s.logger.warn("Could not generate manifest CMCD data.",e)}},this.applyFragmentData=function(e){try{var t=e.frag,r=n.hls.levels[t.level],a=n.getObjectType(t),o={d:1e3*t.duration,ot:a};a!==i.CMCDObjectType.VIDEO&&a!==i.CMCDObjectType.AUDIO&&a!=i.CMCDObjectType.MUXED||(o.br=r.bitrate/1e3,o.tb=n.getTopBandwidth(a),o.bl=n.getBufferLength(a)),n.apply(e,o)}catch(e){s.logger.warn("Could not generate segment CMCD data.",e)}},this.hls=t;var r=this.config=t.config,a=r.cmcd;null!=a&&(r.pLoader=this.createPlaylistLoader(),r.fLoader=this.createFragmentLoader(),this.sid=a.sessionId||e.uuid(),this.cid=a.contentId,this.useHeaders=!0===a.useHeaders,this.registerListeners())}var t=e.prototype;return t.registerListeners=function(){var e=this.hls;e.on(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(r.Events.MEDIA_DETACHED,this.onMediaDetached,this),e.on(r.Events.BUFFER_CREATED,this.onBufferCreated,this)},t.unregisterListeners=function(){var e=this.hls;e.off(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(r.Events.MEDIA_DETACHED,this.onMediaDetached,this),e.off(r.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},t.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},t.onMediaAttached=function(e,t){this.media=t.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},t.onMediaDetached=function(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)},t.onBufferCreated=function(e,t){var n,r;this.audioBuffer=null===(n=t.tracks.audio)||void 0===n?void 0:n.buffer,this.videoBuffer=null===(r=t.tracks.video)||void 0===r?void 0:r.buffer},t.createData=function(){var e;return{v:i.CMCDVersion,sf:i.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:null===(e=this.media)||void 0===e?void 0:e.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},t.apply=function(t,n){void 0===n&&(n={}),d(n,this.createData());var r=n.ot===i.CMCDObjectType.INIT||n.ot===i.CMCDObjectType.VIDEO||n.ot===i.CMCDObjectType.MUXED;if(this.starved&&r&&(n.bs=!0,n.su=!0,this.starved=!1),null==n.su&&(n.su=this.buffering),this.useHeaders){var a=e.toHeaders(n);if(!Object.keys(a).length)return;t.headers||(t.headers={}),d(t.headers,a)}else{var s=e.toQuery(n);if(!s)return;t.url=e.appendQueryToUri(t.url,s)}},t.getObjectType=function(e){var t=e.type;return"subtitle"===t?i.CMCDObjectType.TIMED_TEXT:"initSegment"===e.sn?i.CMCDObjectType.INIT:"audio"===t?i.CMCDObjectType.AUDIO:"main"===t?this.hls.audioTracks.length?i.CMCDObjectType.VIDEO:i.CMCDObjectType.MUXED:void 0},t.getTopBandwidth=function(e){for(var t,n=0,r=c(e===i.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels);!(t=r()).done;){var a=t.value;a.bitrate>n&&(n=a.bitrate)}return n>0?n:NaN},t.getBufferLength=function(e){var t=this.hls.media,n=e===i.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;return n&&t?1e3*a.BufferHelper.bufferInfo(n,t.currentTime,this.config.maxBufferHole).len:NaN},t.createPlaylistLoader=function(){var e=this.config.pLoader,t=this.applyPlaylistData,n=e||this.config.loader;return function(){function e(e){this.loader=void 0,this.loader=new n(e)}var r=e.prototype;return r.destroy=function(){this.loader.destroy()},r.abort=function(){this.loader.abort()},r.load=function(e,n,r){t(e),this.loader.load(e,n,r)},l(e,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),e}()},t.createFragmentLoader=function(){var e=this.config.fLoader,t=this.applyFragmentData,n=e||this.config.loader;return function(){function e(e){this.loader=void 0,this.loader=new n(e)}var r=e.prototype;return r.destroy=function(){this.loader.destroy()},r.abort=function(){this.loader.abort()},r.load=function(e,n,r){t(e),this.loader.load(e,n,r)},l(e,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),e}()},e.uuid=function(){var e=URL.createObjectURL(new Blob),t=e.toString();return URL.revokeObjectURL(e),t.substr(t.lastIndexOf("/")+1)},e.serialize=function(e){for(var t,n=[],r=function(e){return!Number.isNaN(e)&&null!=e&&""!==e&&!1!==e},i=function(e){return Math.round(e)},a=function(e){return 100*i(e/100)},s={br:i,d:i,bl:a,dl:a,mtp:a,nor:function(e){return encodeURIComponent(e)},rtp:a,tb:i},o=c(Object.keys(e||{}).sort());!(t=o()).done;){var l=t.value,u=e[l];if(r(u)&&!("v"===l&&1===u||"pr"==l&&1===u)){var d=s[l];d&&(u=d(u));var f=typeof u,h=void 0;h="ot"===l||"sf"===l||"st"===l?l+"="+u:"boolean"===f?l:"number"===f?l+"="+u:l+"="+JSON.stringify(u),n.push(h)}}return n.join(",")},e.toHeaders=function(t){for(var n={},r=["Object","Request","Session","Status"],i=[{},{},{},{}],a={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},s=0,o=Object.keys(t);s<o.length;s++){var l=o[s];i[null!=a[l]?a[l]:1][l]=t[l]}for(var c=0;c<i.length;c++){var u=e.serialize(i[c]);u&&(n["CMCD-"+r[c]]=u)}return n},e.toQuery=function(t){return"CMCD="+encodeURIComponent(e.serialize(t))},e.appendQueryToUri=function(e,t){if(!t)return e;var n=e.includes("?")?"&":"?";return""+e+n+t},e}()},"./src/controller/eme-controller.ts":
/*!******************************************!*\
!*** ./src/controller/eme-controller.ts ***!
\******************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../errors */"./src/errors.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts"),s=n(/*! ../utils/mediakeys-helper */"./src/utils/mediakeys-helper.ts");function o(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var l=function(){function e(e){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=e,this._config=e.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 t,n,l,c=e.prototype;return c.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},c._registerListeners=function(){this.hls.on(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(r.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(r.Events.MANIFEST_PARSED,this.onManifestParsed,this)},c._unregisterListeners=function(){this.hls.off(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(r.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(r.Events.MANIFEST_PARSED,this.onManifestParsed,this)},c.getLicenseServerUrl=function(e){switch(e){case s.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+e+'"')},c._attemptKeySystemAccess=function(e,t,n){var r=this,i=function(e,t,n,r){switch(e){case s.KeySystems.WIDEVINE:return function(e,t,n){var r={audioCapabilities:[],videoCapabilities:[]};return e.forEach((function(e){r.audioCapabilities.push({contentType:'audio/mp4; codecs="'+e+'"',robustness:n.audioRobustness||""})})),t.forEach((function(e){r.videoCapabilities.push({contentType:'video/mp4; codecs="'+e+'"',robustness:n.videoRobustness||""})})),[r]}(t,n,r);default:throw new Error("Unknown key-system: "+e)}}(e,t,n,this._drmSystemOptions);a.logger.log("Requesting encrypted media key-system access");var o=this.requestMediaKeySystemAccess(e,i);this.mediaKeysPromise=o.then((function(t){return r._onMediaKeySystemAccessObtained(e,t)})),o.catch((function(t){a.logger.error('Failed to obtain key-system "'+e+'" access:',t)}))},c._onMediaKeySystemAccessObtained=function(e,t){var n=this;a.logger.log('Access for key-system "'+e+'" obtained');var r={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:t,mediaKeySystemDomain:e};this._mediaKeysList.push(r);var i=Promise.resolve().then((function(){return t.createMediaKeys()})).then((function(t){return r.mediaKeys=t,a.logger.log('Media-keys created for key-system "'+e+'"'),n._onMediaKeysCreated(),t}));return i.catch((function(e){a.logger.error("Failed to create media-keys:",e)})),i},c._onMediaKeysCreated=function(){var e=this;this._mediaKeysList.forEach((function(t){t.mediaKeysSession||(t.mediaKeysSession=t.mediaKeys.createSession(),e._onNewMediaKeySession(t.mediaKeysSession))}))},c._onNewMediaKeySession=function(e){var t=this;a.logger.log("New key-system session "+e.sessionId),e.addEventListener("message",(function(n){t._onKeySessionMessage(e,n.message)}),!1)},c._onKeySessionMessage=function(e,t){a.logger.log("Got EME message event, creating license request"),this._requestLicense(t,(function(t){a.logger.log("Received license data (length: "+(t?t.byteLength:t)+"), updating key-session"),e.update(t)}))},c.onMediaEncrypted=function(e){var t=this;if(a.logger.log('Media is encrypted using "'+e.initDataType+'" init data type'),!this.mediaKeysPromise)return a.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});var n=function(n){t._media&&(t._attemptSetMediaKeys(n),t._generateRequestWithPreferredKeySession(e.initDataType,e.initData))};this.mediaKeysPromise.then(n).catch(n)},c._attemptSetMediaKeys=function(e){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var t=this._mediaKeysList[0];if(!t||!t.mediaKeys)return a.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});a.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(t.mediaKeys),this._hasSetMediaKeys=!0}},c._generateRequestWithPreferredKeySession=function(e,t){var n=this,s=this._mediaKeysList[0];if(!s)return a.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});if(s.mediaKeysSessionInitialized)a.logger.warn("Key-Session already initialized but requested again");else{var o=s.mediaKeysSession;if(!o)return a.logger.error("Fatal: Media is encrypted but no key-session existing"),void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});if(!t)return a.logger.warn("Fatal: initData required for generating a key session is null"),void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});a.logger.log('Generating key-session request for "'+e+'" init data type'),s.mediaKeysSessionInitialized=!0,o.generateRequest(e,t).then((function(){a.logger.debug("Key-session generation succeeded")})).catch((function(e){a.logger.error("Error generating key-session request:",e),n.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})}))}},c._createLicenseXhr=function(e,t,n){var r=new XMLHttpRequest;r.responseType="arraybuffer",r.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,r,e,t,n);var i=this._licenseXhrSetup;if(i)try{i.call(this.hls,r,e),i=void 0}catch(e){a.logger.error(e)}try{r.readyState||r.open("POST",e,!0),i&&i.call(this.hls,r,e)}catch(e){throw new Error("issue setting up KeySystem license XHR "+e)}return r},c._onLicenseRequestReadyStageChange=function(e,t,n,s){switch(e.readyState){case 4:if(200===e.status){this._requestLicenseFailureCount=0,a.logger.log("License request succeeded");var o=e.response,l=this._licenseResponseCallback;if(l)try{o=l.call(this.hls,e,t)}catch(e){a.logger.error(e)}s(o)}else{if(a.logger.error("License Request XHR failed ("+t+"). Status: "+e.status+" ("+e.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>3)return void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var c=3-this._requestLicenseFailureCount+1;a.logger.warn("Retrying license request, "+c+" attempts left"),this._requestLicense(n,s)}}},c._generateLicenseRequestChallenge=function(e,t){switch(e.mediaKeySystemDomain){case s.KeySystems.WIDEVINE:return t}throw new Error("unsupported key-system: "+e.mediaKeySystemDomain)},c._requestLicense=function(e,t){a.logger.log("Requesting content license for key-system");var n=this._mediaKeysList[0];if(!n)return a.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var s=this.getLicenseServerUrl(n.mediaKeySystemDomain),o=this._createLicenseXhr(s,e,t);a.logger.log("Sending license request to URL: "+s);var l=this._generateLicenseRequestChallenge(n,e);o.send(l)}catch(e){a.logger.error("Failure requesting DRM license: "+e),this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},c.onMediaAttached=function(e,t){if(this._emeEnabled){var n=t.media;this._media=n,n.addEventListener("encrypted",this._onMediaEncrypted)}},c.onMediaDetached=function(){var e=this._media,t=this._mediaKeysList;e&&(e.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(t.map((function(e){if(e.mediaKeysSession)return e.mediaKeysSession.close().catch((function(){}))}))).then((function(){return e.setMediaKeys(null)})).catch((function(){})))},c.onManifestParsed=function(e,t){if(this._emeEnabled){var n=t.levels.map((function(e){return e.audioCodec})).filter((function(e){return!!e})),r=t.levels.map((function(e){return e.videoCodec})).filter((function(e){return!!e}));this._attemptKeySystemAccess(s.KeySystems.WIDEVINE,n,r)}},t=e,(n=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&o(t.prototype,n),l&&o(t,l),e}();t.default=l},"./src/controller/fps-controller.ts":
/*!******************************************!*\
!*** ./src/controller/fps-controller.ts ***!
\******************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../utils/logger */"./src/utils/logger.ts"),a=function(){function e(e){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=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(r.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(r.Events.MEDIA_ATTACHING,this.onMediaAttaching)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var n=this.hls.config;if(n.capLevelOnFPSDrop){var r=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=r,r&&"function"==typeof r.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),n.fpsDroppedMonitoringPeriod)}},t.checkFPS=function(e,t,n){var a=performance.now();if(t){if(this.lastTime){var s=a-this.lastTime,o=n-this.lastDroppedFrames,l=t-this.lastDecodedFrames,c=1e3*o/s,u=this.hls;if(u.trigger(r.Events.FPS_DROP,{currentDropped:o,currentDecoded:l,totalDroppedFrames:n}),c>0&&o>u.config.fpsDroppedMonitoringThreshold*l){var d=u.currentLevel;i.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(-1===u.autoLevelCapping||u.autoLevelCapping>=d)&&(d-=1,u.trigger(r.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:u.currentLevel}),u.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=a,this.lastDroppedFrames=n,this.lastDecodedFrames=t}},t.checkFPSInterval=function(){var e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)},e}();t.default=a},"./src/controller/fragment-finders.ts":
/*!********************************************!*\
!*** ./src/controller/fragment-finders.ts ***!
\********************************************/
/*! exports provided: findFragmentByPDT, findFragmentByPTS, fragmentWithinToleranceTest, pdtWithinToleranceTest, findFragWithCC */function(e,t,n){"use strict";n.r(t),n.d(t,"findFragmentByPDT",(function(){return a})),n.d(t,"findFragmentByPTS",(function(){return s})),n.d(t,"fragmentWithinToleranceTest",(function(){return o})),n.d(t,"pdtWithinToleranceTest",(function(){return l})),n.d(t,"findFragWithCC",(function(){return c}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../utils/binary-search */"./src/utils/binary-search.ts");function a(e,t,n){if(null===t||!Array.isArray(e)||!e.length||!Object(r.isFiniteNumber)(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;n=n||0;for(var i=0;i<e.length;++i){var a=e[i];if(l(t,n,a))return a}return null}function s(e,t,n,r){void 0===n&&(n=0),void 0===r&&(r=0);var a=null;if(e?a=t[e.sn-t[0].sn+1]||null:0===n&&0===t[0].start&&(a=t[0]),a&&0===o(n,r,a))return a;var s=i.default.search(t,o.bind(null,n,r));return s||a}function o(e,t,n){void 0===e&&(e=0),void 0===t&&(t=0);var r=Math.min(t,n.duration+(n.deltaPTS?n.deltaPTS:0));return n.start+n.duration-r<=e?1:n.start-r>e&&n.start?-1:0}function l(e,t,n){var r=1e3*Math.min(t,n.duration+(n.deltaPTS?n.deltaPTS:0));return(n.endProgramDateTime||0)-r>e}function c(e,t){return i.default.search(e,(function(e){return e.cc<t?1:e.cc>t?-1:0}))}},"./src/controller/fragment-tracker.ts":
/*!********************************************!*\
!*** ./src/controller/fragment-tracker.ts ***!
\********************************************/
/*! exports provided: FragmentState, FragmentTracker */function(e,t,n){"use strict";n.r(t),n.d(t,"FragmentState",(function(){return r})),n.d(t,"FragmentTracker",(function(){return s}));var r,i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../types/loader */"./src/types/loader.ts");!function(e){e.NOT_LOADED="NOT_LOADED",e.BACKTRACKED="BACKTRACKED",e.APPENDING="APPENDING",e.PARTIAL="PARTIAL",e.OK="OK"}(r||(r={}));var s=function(){function e(e){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=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(i.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.on(i.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(i.Events.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(i.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.off(i.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(i.Events.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){if(t===a.PlaylistLevelType.MAIN){var n=this.activeFragment,r=this.activeParts;if(!n)return null;if(r)for(var i=r.length;i--;){var s=r[i],o=s?s.end:n.appendedPTS;if(s.start<=e&&void 0!==o&&e<=o)return i>9&&(this.activeParts=r.slice(i-9)),s}else if(n.start<=e&&void 0!==n.appendedPTS&&e<=n.appendedPTS)return n}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){for(var n=this.fragments,r=Object.keys(n),i=r.length;i--;){var a=n[r[i]];if((null==a?void 0:a.body.type)===t&&a.buffered){var s=a.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,n){var r=this;Object.keys(this.fragments).forEach((function(i){var a=r.fragments[i];if(a)if(a.buffered){var s=a.range[e];s&&s.time.some((function(e){var n=!r.isTimeBuffered(e.startPTS,e.endPTS,t);return n&&r.removeFragment(a.body),n}))}else a.body.type===n&&r.removeFragment(a.body)}))},t.detectPartialFragments=function(e){var t=this,n=this.timeRanges,r=e.frag,i=e.part;if(n&&"initSegment"!==r.sn){var a=l(r),s=this.fragments[a];s&&(Object.keys(n).forEach((function(e){var a=r.elementaryStreams[e];if(a){var o=n[e],l=null!==i||!0===a.partial;s.range[e]=t.getBufferedTimes(r,i,l,o)}})),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},t.fragBuffered=function(e){var t=l(e),n=this.fragments[t];n&&(n.backtrack=n.loaded=null,n.buffered=!0)},t.getBufferedTimes=function(e,t,n,r){for(var i={time:[],partial:n},a=t?t.start:e.start,s=t?t.end:e.end,o=e.minEndPTS||s,l=e.maxStartPTS||a,c=0;c<r.length;c++){var u=r.start(c)-this.bufferPadding,d=r.end(c)+this.bufferPadding;if(l>=u&&o<=d){i.time.push({startPTS:Math.max(a,r.start(c)),endPTS:Math.min(s,r.end(c))});break}if(a<d&&s>u)i.partial=!0,i.time.push({startPTS:Math.max(a,r.start(c)),endPTS:Math.min(s,r.end(c))});else if(s<=u)break}return i},t.getPartialFragment=function(e){var t,n,r,i=null,a=0,s=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach((function(c){var u=l[c];u&&o(u)&&(n=u.body.start-s,r=u.body.end+s,e>=n&&e<=r&&(t=Math.min(e-n,r-e),a<=t&&(i=u.body,a=t)))})),i},t.getState=function(e){var t=l(e),n=this.fragments[t];return n?n.buffered?o(n)?r.PARTIAL:r.OK:n.backtrack?r.BACKTRACKED:r.APPENDING:r.NOT_LOADED},t.backtrack=function(e,t){var n=l(e),r=this.fragments[n];if(!r||r.backtrack)return null;var i=r.backtrack=t||r.loaded;return r.loaded=null,i},t.getBacktrackData=function(e){var t=l(e),n=this.fragments[t];if(n){var r,i=n.backtrack;if(null!=i&&null!==(r=i.payload)&&void 0!==r&&r.byteLength)return i;this.removeFragment(e)}return null},t.isTimeBuffered=function(e,t,n){for(var r,i,a=0;a<n.length;a++){if(r=n.start(a)-this.bufferPadding,i=n.end(a)+this.bufferPadding,e>=r&&t<=i)return!0;if(t<=r)return!1}return!1},t.onFragLoaded=function(e,t){var n=t.frag,r=t.part;if("initSegment"!==n.sn&&!n.bitrateTest&&!r){var i=l(n);this.fragments[i]={body:n,loaded:t,backtrack:null,buffered:!1,range:Object.create(null)}}},t.onBufferAppended=function(e,t){var n=this,r=t.frag,i=t.part,s=t.timeRanges;if(r.type===a.PlaylistLevelType.MAIN)if(this.activeFragment=r,i){var o=this.activeParts;o||(this.activeParts=o=[]),o.push(i)}else this.activeParts=null;this.timeRanges=s,Object.keys(s).forEach((function(e){var t=s[e];if(n.detectEvictedFragments(e,t),!i)for(var a=0;a<t.length;a++)r.appendedPTS=Math.max(t.end(a),r.appendedPTS||0)}))},t.onFragBuffered=function(e,t){this.detectPartialFragments(t)},t.hasFragment=function(e){var t=l(e);return!!this.fragments[t]},t.removeFragmentsInRange=function(e,t,n){var r=this;Object.keys(this.fragments).forEach((function(i){var a=r.fragments[i];if(a&&a.buffered){var s=a.body;s.type===n&&s.start<t&&s.end>e&&r.removeFragment(s)}}))},t.removeFragment=function(e){var t=l(e);e.stats.loaded=0,e.clearElementaryStreamInfo(),delete this.fragments[t]},t.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},e}();function o(e){var t,n;return e.buffered&&((null===(t=e.range.video)||void 0===t?void 0:t.partial)||(null===(n=e.range.audio)||void 0===n?void 0:n.partial))}function l(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn}},"./src/controller/gap-controller.ts":
/*!******************************************!*\
!*** ./src/controller/gap-controller.ts ***!
\******************************************/
/*! exports provided: STALL_MINIMUM_DURATION_MS, MAX_START_GAP_JUMP, SKIP_BUFFER_HOLE_STEP_SECONDS, SKIP_BUFFER_RANGE_START, default */function(e,t,n){"use strict";n.r(t),n.d(t,"STALL_MINIMUM_DURATION_MS",(function(){return o})),n.d(t,"MAX_START_GAP_JUMP",(function(){return l})),n.d(t,"SKIP_BUFFER_HOLE_STEP_SECONDS",(function(){return c})),n.d(t,"SKIP_BUFFER_RANGE_START",(function(){return u})),n.d(t,"default",(function(){return d}));var r=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),i=n(/*! ../errors */"./src/errors.ts"),a=n(/*! ../events */"./src/events.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=250,l=2,c=.1,u=.05,d=function(){function e(e,t,n,r){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=e,this.media=t,this.fragmentTracker=n,this.hls=r}var t=e.prototype;return t.destroy=function(){this.hls=this.fragmentTracker=this.media=null},t.poll=function(e){var t=this.config,n=this.media,i=this.stalled,a=n.currentTime,c=n.seeking,u=this.seeking&&!c,d=!this.seeking&&c;if(this.seeking=c,a===e){if((d||u)&&(this.stalled=null),!n.paused&&!n.ended&&0!==n.playbackRate&&r.BufferHelper.getBuffered(n).length){var f=r.BufferHelper.bufferInfo(n,a,0),h=f.len>0,p=f.nextStart||0;if(h||p){if(c){var m=f.len>l,g=!p||p-a>l&&!this.fragmentTracker.getPartialFragment(a);if(m||g)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var v,y=Math.max(p,f.start||0)-a,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,E=(null==b||null===(v=b.details)||void 0===v?void 0:v.live)?2*b.details.targetduration:l;if(y>0&&y<=E)return void this._trySkipBufferHole(null)}var x=self.performance.now();if(null!==i){var S=x-i;!c&&S>=o&&this._reportStall(f.len);var T=r.BufferHelper.bufferInfo(n,a,t.maxBufferHole);this._tryFixBufferStall(T,S)}else this.stalled=x}}}else if(this.moved=!0,null!==i){if(this.stallReported){var k=self.performance.now()-i;s.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(k)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}},t._tryFixBufferStall=function(e,t){var n=this.config,r=this.fragmentTracker,i=this.media.currentTime,a=r.getPartialFragment(i);a&&this._trySkipBufferHole(a)||e.len>n.maxBufferHole&&t>1e3*n.highBufferWatchdogPeriod&&(s.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},t._reportStall=function(e){var t=this.hls,n=this.media;this.stallReported||(this.stallReported=!0,s.logger.warn("Playback stalling at @"+n.currentTime+" due to low buffer (buffer="+e+")"),t.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e}))},t._trySkipBufferHole=function(e){for(var t=this.config,n=this.hls,o=this.media,l=o.currentTime,d=0,f=r.BufferHelper.getBuffered(o),h=0;h<f.length;h++){var p=f.start(h);if(l+t.maxBufferHole>=d&&l<p){var m=Math.max(p+u,o.currentTime+c);return s.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+m),this.moved=!0,this.stalled=null,o.currentTime=m,e&&n.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+m,frag:e}),m}d=f.end(h)}return 0},t._tryNudgeBuffer=function(){var e=this.config,t=this.hls,n=this.media,r=n.currentTime,o=(this.nudgeRetry||0)+1;if(this.nudgeRetry=o,o<e.nudgeMaxRetry){var l=r+o*e.nudgeOffset;s.logger.warn("Nudging 'currentTime' from "+r+" to "+l),n.currentTime=l,t.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else s.logger.error("Playhead still not moving while enough data buffered @"+r+" after "+e.nudgeMaxRetry+" nudges"),t.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},e}()},"./src/controller/id3-track-controller.ts":
/*!************************************************!*\
!*** ./src/controller/id3-track-controller.ts ***!
\************************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../utils/texttrack-utils */"./src/utils/texttrack-utils.ts"),a=n(/*! ../demux/id3 */"./src/demux/id3.ts"),s=function(){function e(e){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=e,this._registerListeners()}var t=e.prototype;return t.destroy=function(){this._unregisterListeners()},t._registerListeners=function(){var e=this.hls;e.on(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(r.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(r.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},t._unregisterListeners=function(){var e=this.hls;e.off(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(r.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(r.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},t.onMediaAttached=function(e,t){this.media=t.media},t.onMediaDetaching=function(){this.id3Track&&(Object(i.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null)},t.getID3Track=function(e){if(this.media){for(var t=0;t<e.length;t++){var n=e[t];if("metadata"===n.kind&&"id3"===n.label)return Object(i.sendAddTrackEvent)(n,this.media),n}return this.media.addTextTrack("metadata","id3")}},t.onFragParsingMetadata=function(e,t){if(this.media){var n=t.frag,r=t.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var i=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,s=0;s<r.length;s++){var o=a.getID3Frames(r[s].data);if(o){var l=r[s].pts,c=s<r.length-1?r[s+1].pts:n.end;c-l<=0&&(c=l+.25);for(var u=0;u<o.length;u++){var d=o[u];if(!a.isTimeStampFrame(d)){var f=new i(l,c,"");f.value=d,this.id3Track.addCue(f)}}}}}},t.onBufferFlushing=function(e,t){var n=t.startOffset,r=t.endOffset,a=t.type;if(!a||"audio"===a){var s=this.id3Track;s&&Object(i.removeCuesInRange)(s,n,r)}},e}();t.default=s},"./src/controller/latency-controller.ts":
/*!**********************************************!*\
!*** ./src/controller/latency-controller.ts ***!
\**********************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return o}));var r=n(/*! ../errors */"./src/errors.ts"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts");function s(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var o=function(){function e(e){var t=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 t.timeupdate()},this.hls=e,this.config=e.config,this.registerListeners()}var t,n,o,l=e.prototype;return l.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},l.registerListeners=function(){this.hls.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(i.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(i.Events.ERROR,this.onError,this)},l.unregisterListeners=function(){this.hls.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(i.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(i.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(i.Events.ERROR,this.onError)},l.onMediaAttached=function(e,t){this.media=t.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},l.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},l.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},l.onLevelUpdated=function(e,t){var n=t.details;this.levelDetails=n,n.advanced&&this.timeupdate(),!n.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},l.onError=function(e,t){t.details===r.ErrorDetails.BUFFER_STALLED_ERROR&&(this.stallCount++,a.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},l.timeupdate=function(){var e=this.media,t=this.levelDetails;if(e&&t){this.currentTime=e.currentTime;var n=this.computeLatency();if(null!==n){this._latency=n;var r=this.config,i=r.lowLatencyMode,a=r.maxLiveSyncPlaybackRate;if(i&&1!==a){var s=this.targetLatency;if(null!==s){var o=n-s,l=o<Math.min(this.maxLatency,s+t.targetduration);if(t.live&&l&&o>.05&&this.forwardBufferLength>1){var c=Math.min(2,Math.max(1,a)),u=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;e.playbackRate=Math.min(c,Math.max(1,u))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},l.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},l.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},t=e,(n=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,n=e.partHoldBack,r=e.targetduration,i=this.config,a=i.liveSyncDuration,s=i.liveSyncDurationCount,o=i.lowLatencyMode,l=this.hls.userConfig,c=o&&n||t;(l.liveSyncDuration||l.liveSyncDurationCount||0===c)&&(c=void 0!==a?a:s*r);var u=r;return c+Math.min(1*this.stallCount,u)}},{key:"liveSyncPosition",get:function(){var e=this.estimateLiveEdge(),t=this.targetLatency,n=this.levelDetails;if(null===e||null===t||null===n)return null;var r=n.edge,i=e-t-this.edgeStalled,a=r-n.totalduration,s=r-(this.config.lowLatencyMode&&n.partTarget||n.targetduration);return Math.min(Math.max(a,i),s)}},{key:"drift",get:function(){var e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var n=e.buffered.length;return n?e.buffered.end(n-1):t.edge-this.currentTime}}])&&s(t.prototype,n),o&&s(t,o),e}()},"./src/controller/level-controller.ts":
/*!********************************************!*\
!*** ./src/controller/level-controller.ts ***!
\********************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return p}));var r=n(/*! ../types/level */"./src/types/level.ts"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../errors */"./src/errors.ts"),s=n(/*! ../utils/codecs */"./src/utils/codecs.ts"),o=n(/*! ./level-helper */"./src/controller/level-helper.ts"),l=n(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),c=n(/*! ../types/loader */"./src/types/loader.ts");function u(){return(u=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e}).apply(this,arguments)}function d(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function f(e,t){return(f=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var h=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),p=function(e){var t,n;function l(t){var n;return(n=e.call(this,t,"[level-controller]")||this)._levels=[],n._firstLevel=-1,n._startLevel=void 0,n.currentLevelIndex=-1,n.manualLevelIndex=-1,n.onParsedComplete=void 0,n._registerListeners(),n}n=e,(t=l).prototype=Object.create(n.prototype),t.prototype.constructor=t,f(t,n);var p,m,g,v=l.prototype;return v._registerListeners=function(){var e=this.hls;e.on(i.Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(i.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(i.Events.FRAG_LOADED,this.onFragLoaded,this),e.on(i.Events.ERROR,this.onError,this)},v._unregisterListeners=function(){var e=this.hls;e.off(i.Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(i.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(i.Events.FRAG_LOADED,this.onFragLoaded,this),e.off(i.Events.ERROR,this.onError,this)},v.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,e.prototype.destroy.call(this)},v.startLoad=function(){this._levels.forEach((function(e){e.loadError=0})),e.prototype.startLoad.call(this)},v.onManifestLoaded=function(e,t){var n,l,c=[],u=[],d=[],f={},p=!1,m=!1,g=!1;if(t.levels.forEach((function(e){var t=e.attrs;p=p||!(!e.width||!e.height),m=m||!!e.videoCodec,g=g||!!e.audioCodec,h&&e.audioCodec&&-1!==e.audioCodec.indexOf("mp4a.40.34")&&(e.audioCodec=void 0);var n=e.bitrate+"-"+e.attrs.RESOLUTION+"-"+e.attrs.CODECS;(l=f[n])?l.url.push(e.url):(l=new r.Level(e),f[n]=l,c.push(l)),t&&(t.AUDIO&&Object(o.addGroupId)(l,"audio",t.AUDIO),t.SUBTITLES&&Object(o.addGroupId)(l,"text",t.SUBTITLES))})),(p||m)&&g&&(c=c.filter((function(e){var t=e.videoCodec,n=e.width,r=e.height;return!!t||!(!n||!r)}))),c=c.filter((function(e){var t=e.audioCodec,n=e.videoCodec;return(!t||Object(s.isCodecSupportedInMp4)(t,"audio"))&&(!n||Object(s.isCodecSupportedInMp4)(n,"video"))})),t.audioTracks&&(u=t.audioTracks.filter((function(e){return!e.audioCodec||Object(s.isCodecSupportedInMp4)(e.audioCodec,"audio")})),Object(o.assignTrackIdsByGroup)(u)),t.subtitles&&(d=t.subtitles,Object(o.assignTrackIdsByGroup)(d)),c.length>0){n=c[0].bitrate,c.sort((function(e,t){return e.bitrate-t.bitrate})),this._levels=c;for(var v=0;v<c.length;v++)if(c[v].bitrate===n){this._firstLevel=v,this.log("manifest loaded, "+c.length+" level(s) found, first bitrate: "+n);break}var y=g&&!m,b={levels:c,audioTracks:u,subtitleTracks:d,firstLevel:this._firstLevel,stats:t.stats,audio:g,video:m,altAudio:!y&&u.some((function(e){return!!e.url}))};this.hls.trigger(i.Events.MANIFEST_PARSED,b),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(i.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,reason:"no level with compatible codecs found in manifest"})},v.onError=function(t,n){if(e.prototype.onError.call(this,t,n),!n.fatal){var r=n.context,i=this._levels[this.currentLevelIndex];if(r&&(r.type===c.PlaylistContextType.AUDIO_TRACK&&i.audioGroupIds&&r.groupId===i.audioGroupIds[i.urlId]||r.type===c.PlaylistContextType.SUBTITLE_TRACK&&i.textGroupIds&&r.groupId===i.textGroupIds[i.urlId]))this.redundantFailover(this.currentLevelIndex);else{var s,o=!1,l=!0;switch(n.details){case a.ErrorDetails.FRAG_LOAD_ERROR:case a.ErrorDetails.FRAG_LOAD_TIMEOUT:case a.ErrorDetails.KEY_LOAD_ERROR:case a.ErrorDetails.KEY_LOAD_TIMEOUT:if(n.frag){var u=this._levels[n.frag.level];u?(u.fragmentError++,u.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=n.frag.level)):s=n.frag.level}break;case a.ErrorDetails.LEVEL_LOAD_ERROR:case a.ErrorDetails.LEVEL_LOAD_TIMEOUT:r&&(r.deliveryDirectives&&(l=!1),s=r.level),o=!0;break;case a.ErrorDetails.REMUX_ALLOC_ERROR:s=n.level,o=!0}void 0!==s&&this.recoverLevel(n,s,o,l)}}},v.recoverLevel=function(e,t,n,r){var i=e.details,a=this._levels[t];if(a.loadError++,n){if(!this.retryLoadingOrFail(e))return void(this.currentLevelIndex=-1);e.levelRetry=!0}if(r){var s=a.url.length;if(s>1&&a.loadError<s)e.levelRetry=!0,this.redundantFailover(t);else if(-1===this.manualLevelIndex){var o=0===t?this._levels.length-1:t-1;this.currentLevelIndex!==o&&0===this._levels[o].loadError&&(this.warn(i+": switch to "+o),e.levelRetry=!0,this.hls.nextAutoLevel=o)}}},v.redundantFailover=function(e){var t=this._levels[e],n=t.url.length;if(n>1){var r=(t.urlId+1)%n;this.warn("Switching to redundant URL-id "+r),this._levels.forEach((function(e){e.urlId=r})),this.level=e}},v.onFragLoaded=function(e,t){var n=t.frag;if(void 0!==n&&n.type===c.PlaylistLevelType.MAIN){var r=this._levels[n.level];void 0!==r&&(r.fragmentError=0,r.loadError=0)}},v.onLevelLoaded=function(e,t){var n,r,i=t.level,a=t.details,s=this._levels[i];if(!s)return this.warn("Invalid level index "+i),void(null!==(r=t.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0));i===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(i,t,s.details)):null!==(n=t.deliveryDirectives)&&void 0!==n&&n.skip&&(a.deltaUpdateFailed=!0)},v.onAudioTrackSwitched=function(e,t){var n=this.hls.levels[this.currentLevelIndex];if(n&&n.audioGroupIds){for(var r=-1,i=this.hls.audioTracks[t.id].groupId,a=0;a<n.audioGroupIds.length;a++)if(n.audioGroupIds[a]===i){r=a;break}r!==n.urlId&&(n.urlId=r,this.startLoad())}},v.loadPlaylist=function(e){var t=this.currentLevelIndex,n=this._levels[t];if(this.canLoad&&n&&n.url.length>0){var r=n.urlId,a=n.url[r];if(e)try{a=e.addDirectives(a)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+t+(e?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+r+" "+a),this.clearTimer(),this.hls.trigger(i.Events.LEVEL_LOADING,{url:a,level:t,id:r,deliveryDirectives:e||null})}},v.removeLevel=function(e,t){var n=function(e,n){return n!==t},r=this._levels.filter((function(r,i){return i!==e||r.url.length>1&&void 0!==t&&(r.url=r.url.filter(n),r.audioGroupIds&&(r.audioGroupIds=r.audioGroupIds.filter(n)),r.textGroupIds&&(r.textGroupIds=r.textGroupIds.filter(n)),r.urlId=0,!0)})).map((function(e,t){var n=e.details;return null!=n&&n.fragments&&n.fragments.forEach((function(e){e.level=t})),e}));this._levels=r,this.hls.trigger(i.Events.LEVELS_UPDATED,{levels:r})},p=l,(m=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(e){var t,n=this._levels;if(0!==n.length&&(this.currentLevelIndex!==e||null===(t=n[e])||void 0===t||!t.details)){if(e<0||e>=n.length){var r=e<0;if(this.hls.trigger(i.Events.ERROR,{type:a.ErrorTypes.OTHER_ERROR,details:a.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:r,reason:"invalid level idx"}),r)return;e=Math.min(e,n.length-1)}this.clearTimer();var s=this.currentLevelIndex,o=n[s],l=n[e];this.log("switching to level "+e+" from "+s),this.currentLevelIndex=e;var c=u({},l,{level:e,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete c._urlId,this.hls.trigger(i.Events.LEVEL_SWITCHING,c);var d=l.details;if(!d||d.live){var f=this.switchParams(l.uri,null==o?void 0:o.details);this.loadPlaylist(f)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}])&&d(p.prototype,m),g&&d(p,g),l}(l.default)},"./src/controller/level-helper.ts":
/*!****************************************!*\
!*** ./src/controller/level-helper.ts ***!
\****************************************/
/*! exports provided: addGroupId, assignTrackIdsByGroup, updatePTS, updateFragPTSDTS, mergeDetails, mapPartIntersection, mapFragmentIntersection, adjustSliding, addSliding, computeReloadInterval, getFragmentWithSN, getPartWith */function(e,t,n){"use strict";n.r(t),n.d(t,"addGroupId",(function(){return a})),n.d(t,"assignTrackIdsByGroup",(function(){return s})),n.d(t,"updatePTS",(function(){return o})),n.d(t,"updateFragPTSDTS",(function(){return c})),n.d(t,"mergeDetails",(function(){return u})),n.d(t,"mapPartIntersection",(function(){return d})),n.d(t,"mapFragmentIntersection",(function(){return f})),n.d(t,"adjustSliding",(function(){return h})),n.d(t,"addSliding",(function(){return p})),n.d(t,"computeReloadInterval",(function(){return m})),n.d(t,"getFragmentWithSN",(function(){return g})),n.d(t,"getPartWith",(function(){return v}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../utils/logger */"./src/utils/logger.ts");function a(e,t,n){switch(t){case"audio":e.audioGroupIds||(e.audioGroupIds=[]),e.audioGroupIds.push(n);break;case"text":e.textGroupIds||(e.textGroupIds=[]),e.textGroupIds.push(n)}}function s(e){var t={};e.forEach((function(e){var n=e.groupId||"";e.id=t[n]=t[n]||0,t[n]++}))}function o(e,t,n){l(e[t],e[n])}function l(e,t){var n=t.startPTS;if(Object(r.isFiniteNumber)(n)){var i,a=0;t.sn>e.sn?(a=n-e.start,i=e):(a=e.start-n,i=t),i.duration!==a&&(i.duration=a)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function c(e,t,n,a,s,o){a-n<=0&&(i.logger.warn("Fragment should have a positive duration",t),a=n+t.duration,o=s+t.duration);var c=n,u=a,d=t.startPTS,f=t.endPTS;if(Object(r.isFiniteNumber)(d)){var h=Math.abs(d-n);Object(r.isFiniteNumber)(t.deltaPTS)?t.deltaPTS=Math.max(h,t.deltaPTS):t.deltaPTS=h,c=Math.max(n,d),n=Math.min(n,d),s=Math.min(s,t.startDTS),u=Math.min(a,f),a=Math.max(a,f),o=Math.max(o,t.endDTS)}t.duration=a-n;var p=n-t.start;t.appendedPTS=a,t.start=t.startPTS=n,t.maxStartPTS=c,t.startDTS=s,t.endPTS=a,t.minEndPTS=u,t.endDTS=o;var m,g=t.sn;if(!e||g<e.startSN||g>e.endSN)return 0;var v=g-e.startSN,y=e.fragments;for(y[v]=t,m=v;m>0;m--)l(y[m],y[m-1]);for(m=v;m<y.length-1;m++)l(y[m],y[m+1]);return e.fragmentHint&&l(y[y.length-1],e.fragmentHint),e.PTSKnown=e.alignedSliding=!0,p}function u(e,t){for(var n=null,a=e.fragments,s=a.length-1;s>=0;s--){var o=a[s].initSegment;if(o){n=o;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var l,u=0;if(f(e,t,(function(e,i){e.relurl&&(u=e.cc-i.cc),Object(r.isFiniteNumber)(e.startPTS)&&Object(r.isFiniteNumber)(e.endPTS)&&(i.start=i.startPTS=e.startPTS,i.startDTS=e.startDTS,i.appendedPTS=e.appendedPTS,i.maxStartPTS=e.maxStartPTS,i.endPTS=e.endPTS,i.endDTS=e.endDTS,i.minEndPTS=e.minEndPTS,i.duration=e.endPTS-e.startPTS,i.duration&&(l=i),t.PTSKnown=t.alignedSliding=!0),i.elementaryStreams=e.elementaryStreams,i.loader=e.loader,i.stats=e.stats,i.urlId=e.urlId,e.initSegment&&(i.initSegment=e.initSegment,n=e.initSegment)})),n&&(t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments).forEach((function(e){var t;e.initSegment&&e.initSegment.relurl!==(null===(t=n)||void 0===t?void 0:t.relurl)||(e.initSegment=n)})),t.skippedSegments&&(t.deltaUpdateFailed=t.fragments.some((function(e){return!e})),t.deltaUpdateFailed)){i.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var p=t.skippedSegments;p--;)t.fragments.shift();t.startSN=t.fragments[0].sn,t.startCC=t.fragments[0].cc}var m=t.fragments;if(u){i.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<m.length;g++)m[g].cc+=u}t.skippedSegments&&(t.startCC=t.fragments[0].cc),d(e.partList,t.partList,(function(e,t){t.elementaryStreams=e.elementaryStreams,t.stats=e.stats})),l?c(t,l,l.startPTS,l.endPTS,l.startDTS,l.endDTS):h(e,t),m.length&&(t.totalduration=t.edge-m[0].start),t.driftStartTime=e.driftStartTime,t.driftStart=e.driftStart;var v=t.advancedDateTime;if(t.advanced&&v){var y=t.edge;t.driftStart||(t.driftStartTime=v,t.driftStart=y),t.driftEndTime=v,t.driftEnd=y}else t.driftEndTime=e.driftEndTime,t.driftEnd=e.driftEnd,t.advancedDateTime=e.advancedDateTime}function d(e,t,n){if(e&&t)for(var r=0,i=0,a=e.length;i<=a;i++){var s=e[i],o=t[i+r];s&&o&&s.index===o.index&&s.fragment.sn===o.fragment.sn?n(s,o):r--}}function f(e,t,n){for(var r=t.skippedSegments,i=Math.max(e.startSN,t.startSN)-t.startSN,a=(e.fragmentHint?1:0)+(r?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,c=i;c<=a;c++){var u=l[s+c],d=o[c];r&&!d&&c<r&&(d=t.fragments[c]=u),u&&d&&n(u,d)}}function h(e,t){var n=t.startSN+t.skippedSegments-e.startSN,r=e.fragments;n<0||n>=r.length||p(t,r[n].start)}function p(e,t){if(t){for(var n=e.fragments,r=e.skippedSegments;r<n.length;r++)n[r].start+=t;e.fragmentHint&&(e.fragmentHint.start+=t)}}function m(e,t){var n,r=1e3*e.levelTargetDuration,i=r/2,a=e.age,s=a>0&&a<3*r,o=t.loading.end-t.loading.start,l=e.availabilityDelay;if(!1===e.updated)if(s){var c=333*e.misses;n=Math.max(Math.min(i,2*o),c),e.availabilityDelay=(e.availabilityDelay||0)+n}else n=i;else s?(l=Math.min(l||r/2,a),e.availabilityDelay=l,n=l+r-a):n=r-o;return Math.round(n)}function g(e,t,n){if(!e||!e.details)return null;var r=e.details,i=r.fragments[t-r.startSN];return i||((i=r.fragmentHint)&&i.sn===t?i:t<r.startSN&&n&&n.sn===t?n:null)}function v(e,t,n){if(!e||!e.details)return null;var r=e.details.partList;if(r)for(var i=r.length;i--;){var a=r[i];if(a.index===n&&a.fragment.sn===t)return a}return null}},"./src/controller/stream-controller.ts":
/*!*********************************************!*\
!*** ./src/controller/stream-controller.ts ***!
\*********************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return y}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),a=n(/*! ../is-supported */"./src/is-supported.ts"),s=n(/*! ../events */"./src/events.ts"),o=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),l=n(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),c=n(/*! ../types/loader */"./src/types/loader.ts"),u=n(/*! ../loader/fragment */"./src/loader/fragment.ts"),d=n(/*! ../demux/transmuxer-interface */"./src/demux/transmuxer-interface.ts"),f=n(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),h=n(/*! ./gap-controller */"./src/controller/gap-controller.ts"),p=n(/*! ../errors */"./src/errors.ts"),m=n(/*! ../utils/logger */"./src/utils/logger.ts");function g(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function v(e,t){return(v=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var y=function(e){var t,n;function y(t,n){var r;return(r=e.call(this,t,n,"[stream-controller]")||this).audioCodecSwap=!1,r.gapController=null,r.level=-1,r._forceStartLoad=!1,r.altAudio=!1,r.audioOnly=!1,r.fragPlaying=null,r.onvplaying=null,r.onvseeked=null,r.fragLastKbps=0,r.stalled=!1,r.couldBacktrack=!1,r.audioCodecSwitch=!1,r.videoBuffer=null,r._registerListeners(),r}n=e,(t=y).prototype=Object.create(n.prototype),t.prototype.constructor=t,v(t,n);var b,E,x,S=y.prototype;return S._registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(s.Events.ERROR,this.onError,this),e.on(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(s.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(s.Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(s.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S._unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(s.Events.ERROR,this.onError,this),e.off(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(s.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(s.Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(s.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},S.startLoad=function(e){if(this.levels){var t=this.lastCurrentTime,n=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var r=n.startLevel;-1===r&&(n.config.testBandwidth?(r=0,this.bitrateTest=!0):r=n.nextAutoLevel),this.level=n.nextLoadLevel=r,this.loadedmetadata=!1}t>0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=i.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=i.State.STOPPED},S.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},S.doTick=function(){switch(this.state){case i.State.IDLE:this.doTickIdle();break;case i.State.WAITING_LEVEL:var e,t=this.levels,n=this.level,r=null==t||null===(e=t[n])||void 0===e?void 0:e.details;if(r&&(!r.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(r))break;this.state=i.State.IDLE;break}break;case i.State.FRAG_LOADING_WAITING_RETRY:var a,s=self.performance.now(),o=this.retryDate;(!o||s>=o||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=i.State.IDLE)}this.onTickEnd()},S.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},S.doTickIdle=function(){var e,t,n=this.hls,r=this.levelLastLoaded,a=this.levels,o=this.media,d=n.config,f=n.nextLoadLevel;if(null!==r&&(o||!this.startFragRequested&&d.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&a&&a[f]){var h=a[f];this.level=n.nextLoadLevel=f;var p=h.details;if(!p||this.state===i.State.WAITING_LEVEL||p.live&&this.levelLastLoaded!==f)this.state=i.State.WAITING_LEVEL;else{var m=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:o,c.PlaylistLevelType.MAIN);if(null!==m&&!(m.len>=this.getMaxBufferLength(h.maxBitrate))){if(this._streamEnded(m,p)){var g={};return this.altAudio&&(g.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,g),void(this.state=i.State.ENDED)}var v=m.end,y=this.getNextFragment(v,p);if(this.couldBacktrack&&!this.fragPrevious&&y&&"initSegment"!==y.sn){var b=y.sn-p.startSN;b>1&&(y=p.fragments[b-1],this.fragmentTracker.removeFragment(y))}if(y&&this.fragmentTracker.getState(y)===l.FragmentState.OK&&this.nextLoadPosition>v){var E=this.audioOnly&&!this.altAudio?u.ElementaryStreamTypes.AUDIO:u.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(o,E,c.PlaylistLevelType.MAIN),y=this.getNextFragment(this.nextLoadPosition,p)}y&&(!y.initSegment||y.initSegment.data||this.bitrateTest||(y=y.initSegment),"identity"!==(null===(e=y.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=y.decryptdata)&&void 0!==t&&t.key?this.loadFragment(y,p,v):this.loadKey(y,p))}}}},S.loadFragment=function(t,n,r){var i,a=this.fragmentTracker.getState(t);if(this.fragCurrent=t,a===l.FragmentState.BACKTRACKED){var s=this.fragmentTracker.getBacktrackData(t);if(s)return this._handleFragmentLoadProgress(s),void this._handleFragmentLoadComplete(s);a=l.FragmentState.NOT_LOADED}a===l.FragmentState.NOT_LOADED||a===l.FragmentState.PARTIAL?"initSegment"===t.sn?this._loadInitSegment(t):this.bitrateTest?(t.bitrateTest=!0,this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,n,r)):a===l.FragmentState.APPENDING?this.reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t):0===(null===(i=this.media)||void 0===i?void 0:i.buffered.length)&&this.fragmentTracker.removeAllFragments()},S.getAppendedFrag=function(e){var t=this.fragmentTracker.getAppendedFrag(e,c.PlaylistLevelType.MAIN);return t&&"fragment"in t?t.fragment:t},S.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,c.PlaylistLevelType.MAIN)},S.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},S.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},S.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var n,r=this.getAppendedFrag(t.currentTime);if(r&&r.start>1&&this.flushMainBuffer(0,r.start-1),!t.paused&&e){var i=e[this.hls.nextLoadLevel],a=this.fragLastKbps;n=a&&this.fragCurrent?this.fragCurrent.duration*i.maxBitrate/(1e3*a)+1:0}else n=0;var s=this.getBufferedFrag(t.currentTime+n);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,c=o.duration,u=Math.max(s.end,l+Math.min(Math.max(c-this.config.maxFragLookUpTolerance,.5*c),.75*c));this.flushMainBuffer(u,Number.POSITIVE_INFINITY)}}}},S.abortCurrentFrag=function(){var e=this.fragCurrent;this.fragCurrent=null,null!=e&&e.loader&&e.loader.abort(),this.state===i.State.KEY_LOADING&&(this.state=i.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},S.flushMainBuffer=function(t,n){e.prototype.flushMainBuffer.call(this,t,n,this.altAudio?"video":null)},S.onMediaAttached=function(t,n){e.prototype.onMediaAttached.call(this,t,n);var r=n.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),r.addEventListener("playing",this.onvplaying),r.addEventListener("seeked",this.onvseeked),this.gapController=new h.default(this.config,r,this.fragmentTracker,this.hls)},S.onMediaDetaching=function(){var t=this.media;t&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},S.onMediaPlaying=function(){this.tick()},S.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;Object(r.isFiniteNumber)(t)&&this.log("Media seeked to "+t.toFixed(3)),this.tick()},S.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},S.onManifestParsed=function(e,t){var n,r=!1,i=!1;t.levels.forEach((function(e){(n=e.audioCodec)&&(-1!==n.indexOf("mp4a.40.2")&&(r=!0),-1!==n.indexOf("mp4a.40.5")&&(i=!0))})),this.audioCodecSwitch=r&&i&&!Object(a.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1},S.onLevelLoading=function(e,t){var n=this.levels;if(n&&this.state===i.State.IDLE){var r=n[t.level];(!r.details||r.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(r.details))&&(this.state=i.State.WAITING_LEVEL)}},S.onLevelLoaded=function(e,t){var n,r=this.levels,a=t.level,o=t.details,l=o.totalduration;if(r){this.log("Level "+a+" loaded ["+o.startSN+","+o.endSN+"], cc ["+o.startCC+", "+o.endCC+"] duration:"+l);var c=this.fragCurrent;!c||this.state!==i.State.FRAG_LOADING&&this.state!==i.State.FRAG_LOADING_WAITING_RETRY||c.level!==t.level&&c.loader&&(this.state=i.State.IDLE,c.loader.abort());var u=r[a],d=0;if(o.live||null!==(n=u.details)&&void 0!==n&&n.live){if(o.fragments[0]||(o.deltaUpdateFailed=!0),o.deltaUpdateFailed)return;d=this.alignPlaylists(o,u.details)}if(u.details=o,this.levelLastLoaded=a,this.hls.trigger(s.Events.LEVEL_UPDATED,{details:o,level:a}),this.state===i.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(o))return;this.state=i.State.IDLE}this.startFragRequested?o.live&&this.synchronizeToLiveEdge(o):this.setStartPosition(o,d),this.tick()}else this.warn("Levels were reset while loading level "+a)},S._handleFragmentLoadProgress=function(e){var t,n=e.frag,r=e.part,i=e.payload,a=this.levels;if(a){var s=a[n.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,h=null===(t=n.initSegment)||void 0===t?void 0:t.data,p=this._getAudioCodec(s),m=this.transmuxer=this.transmuxer||new d.default(this.hls,c.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),g=r?r.index:-1,v=-1!==g,y=new f.ChunkMetadata(n.level,n.sn,n.stats.chunkCount,i.byteLength,g,v),b=this.initPTS[n.cc];m.push(i,h,p,l,n,r,o.totalduration,u,y,b)}else this.warn("Dropping fragment "+n.sn+" of level "+n.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+n.sn+" of level "+n.level+" will not be buffered")},S.onAudioTrackSwitching=function(e,t){var n=this.altAudio,r=!!t.url,i=t.id;if(!r){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;n&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:i})}},S.onAudioTrackSwitched=function(e,t){var n=t.id,r=!!this.hls.audioTracks[n].url;if(r){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=r,this.tick()},S.onBufferCreated=function(e,t){var n,r,i=t.tracks,a=!1;for(var s in i){var o=i[s];if("main"===o.id){if(r=s,n=o,"video"===s){var l=i[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&n?(this.log("Alternate track found, use "+r+".buffered to schedule main fragment loading"),this.mediaBuffer=n.buffer):this.mediaBuffer=this.media},S.onFragBuffered=function(e,t){var n=t.frag,r=t.part;if(!n||n.type===c.PlaylistLevelType.MAIN){if(this.fragContextChanged(n))return this.warn("Fragment "+n.sn+(r?" p: "+r.index:"")+" of level "+n.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===i.State.PARSED&&(this.state=i.State.IDLE));var a=r?r.stats:n.stats;this.fragLastKbps=Math.round(8*a.total/(a.buffering.end-a.loading.first)),"initSegment"!==n.sn&&(this.fragPrevious=n),this.fragBufferedComplete(n,r)}},S.onError=function(e,t){switch(t.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:this.onFragmentOrKeyLoadError(c.PlaylistLevelType.MAIN,t);break;case p.ErrorDetails.LEVEL_LOAD_ERROR:case p.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==i.State.ERROR&&(t.fatal?(this.warn(""+t.details),this.state=i.State.ERROR):t.levelRetry||this.state!==i.State.WAITING_LEVEL||(this.state=i.State.IDLE));break;case p.ErrorDetails.BUFFER_FULL_ERROR:if("main"===t.parent&&(this.state===i.State.PARSING||this.state===i.State.PARSED)){var n=!0,r=this.getFwdBufferInfo(this.media,c.PlaylistLevelType.MAIN);r&&r.len>.5&&(n=!this.reduceMaxBufferLength(r.len)),n&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},S.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){var n=o.BufferHelper.getBuffered(e);!this.loadedmetadata&&n.length?(this.loadedmetadata=!0,this.seekToStartPos()):t.poll(this.lastCurrentTime),this.lastCurrentTime=e.currentTime}},S.onFragLoadEmergencyAborted=function(){this.state=i.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},S.onBufferFlushed=function(e,t){var n=t.type;if(n!==u.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var r=(n===u.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(r,n,c.PlaylistLevelType.MAIN)}},S.onLevelsUpdated=function(e,t){this.levels=t.levels},S.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},S.seekToStartPos=function(){var e=this.media,t=e.currentTime,n=this.startPosition;if(n>=0&&t<n){if(e.seeking)return void m.logger.log("could not seek to "+n+", already seeking at "+t);var r=o.BufferHelper.getBuffered(e),i=(r.length?r.start(0):0)-n;i>0&&(i<this.config.maxBufferHole||i<this.config.maxFragLookUpTolerance)&&(m.logger.log("adjusting start position by "+i+" to match buffer start"),n+=i,this.startPosition=n),this.log("seek to target start position "+n+" from current time "+t),e.currentTime=n}},S._getAudioCodec=function(e){var t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),t},S._loadBitrateTestFrag=function(e){var t=this;this._doFragLoad(e).then((function(n){var r=t.hls;if(n&&!r.nextLoadLevel&&!t.fragContextChanged(e)){t.fragLoadError=0,t.state=i.State.IDLE,t.startFragRequested=!1,t.bitrateTest=!1;var a=e.stats;a.parsing.start=a.parsing.end=a.buffering.start=a.buffering.end=self.performance.now(),r.trigger(s.Events.FRAG_LOADED,n)}}))},S._handleTransmuxComplete=function(e){var t,n="main",a=this.hls,o=e.remuxResult,l=e.chunkMeta,c=this.getCurrentContext(l);if(!c)return this.warn("The loading context changed while buffering fragment "+l.sn+" of level "+l.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(l.level);var d=c.frag,f=c.part,h=c.level,p=o.video,m=o.text,g=o.id3,v=o.initSegment,y=this.altAudio?void 0:o.audio;if(!this.fragContextChanged(d)){if(this.state=i.State.PARSING,v){v.tracks&&(this._bufferInitSegment(h,v.tracks,d,l),a.trigger(s.Events.FRAG_PARSING_INIT_SEGMENT,{frag:d,id:n,tracks:v.tracks}));var b=v.initPTS,E=v.timescale;Object(r.isFiniteNumber)(b)&&(this.initPTS[d.cc]=b,a.trigger(s.Events.INIT_PTS_FOUND,{frag:d,id:n,initPTS:b,timescale:E}))}if(p&&!1!==o.independent){if(h.details){var x=p.startPTS,S=p.endPTS,T=p.startDTS,k=p.endDTS;if(f)f.elementaryStreams[p.type]={startPTS:x,endPTS:S,startDTS:T,endDTS:k};else if(p.firstKeyFrame&&p.independent&&(this.couldBacktrack=!0),p.dropped&&p.independent){if(this.getLoadPosition()+this.config.maxBufferHole<x)return void this.backtrack(d);d.setElementaryStreamInfo(p.type,d.start,S,d.start,k,!0)}d.setElementaryStreamInfo(p.type,x,S,T,k),this.bufferFragmentData(p,d,f,l)}}else if(!1===o.independent)return void this.backtrack(d);if(y){var w=y.startPTS,C=y.endPTS,L=y.startDTS,A=y.endDTS;f&&(f.elementaryStreams[u.ElementaryStreamTypes.AUDIO]={startPTS:w,endPTS:C,startDTS:L,endDTS:A}),d.setElementaryStreamInfo(u.ElementaryStreamTypes.AUDIO,w,C,L,A),this.bufferFragmentData(y,d,f,l)}if(null!=g&&null!==(t=g.samples)&&void 0!==t&&t.length){var O={frag:d,id:n,samples:g.samples};a.trigger(s.Events.FRAG_PARSING_METADATA,O)}if(m){var _={frag:d,id:n,samples:m.samples};a.trigger(s.Events.FRAG_PARSING_USERDATA,_)}}},S._bufferInitSegment=function(e,t,n,r){var a=this;if(this.state===i.State.PARSING){this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&delete t.audio;var o=t.audio,l=t.video,c=t.audiovideo;if(o){var u=e.audioCodec,d=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(u&&(u=-1!==u.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==o.metadata.channelCount&&-1===d.indexOf("firefox")&&(u="mp4a.40.5")),-1!==d.indexOf("android")&&"audio/mpeg"!==o.container&&(u="mp4a.40.2",this.log("Android: force audio codec to "+u)),e.audioCodec&&e.audioCodec!==u&&this.log('Swapping manifest audio codec "'+e.audioCodec+'" for "'+u+'"'),o.levelCodec=u,o.id="main",this.log("Init audio buffer, container:"+o.container+", codecs[selected/level/parsed]=["+(u||"")+"/"+(e.audioCodec||"")+"/"+o.codec+"]")}l&&(l.levelCodec=e.videoCodec,l.id="main",this.log("Init video buffer, container:"+l.container+", codecs[level/parsed]=["+(e.videoCodec||"")+"/"+l.codec+"]")),c&&this.log("Init audiovideo buffer, container:"+c.container+", codecs[level/parsed]=["+(e.attrs.CODECS||"")+"/"+c.codec+"]"),this.hls.trigger(s.Events.BUFFER_CODECS,t),Object.keys(t).forEach((function(e){var i=t[e].initSegment;null!=i&&i.byteLength&&a.hls.trigger(s.Events.BUFFER_APPENDING,{type:e,data:i,frag:n,part:null,chunkMeta:r,parent:n.type})})),this.tick()}},S.backtrack=function(e){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(e);var t=this.fragmentTracker.backtrack(e);this.fragPrevious=null,this.nextLoadPosition=e.start,t?this.resetFragmentLoading(e):this.state=i.State.BACKTRACKING},S.checkFragmentChanged=function(){var e=this.media,t=null;if(e&&e.readyState>1&&!1===e.seeking){var n=e.currentTime;if(o.BufferHelper.isBuffered(e,n)?t=this.getAppendedFrag(n):o.BufferHelper.isBuffered(e,n+.1)&&(t=this.getAppendedFrag(n+.1)),t){var r=this.fragPlaying,i=t.level;r&&t.sn===r.sn&&r.level===i&&t.urlId===r.urlId||(this.hls.trigger(s.Events.FRAG_CHANGED,{frag:t}),r&&r.level===i||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:i}),this.fragPlaying=t)}}},b=y,(E=[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentLevel",get:function(){var e=this.media;if(e){var t=this.getAppendedFrag(e.currentTime);if(t)return t.level}return-1}},{key:"nextBufferedFrag",get:function(){var e=this.media;if(e){var t=this.getAppendedFrag(e.currentTime);return this.followingBufferedFrag(t)}return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&g(b.prototype,E),x&&g(b,x),y}(i.default)},"./src/controller/subtitle-stream-controller.ts":
/*!******************************************************!*\
!*** ./src/controller/subtitle-stream-controller.ts ***!
\******************************************************/
/*! exports provided: SubtitleStreamController */function(e,t,n){"use strict";n.r(t),n.d(t,"SubtitleStreamController",(function(){return m}));var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../utils/logger */"./src/utils/logger.ts"),a=n(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),s=n(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),o=n(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),l=n(/*! ./level-helper */"./src/controller/level-helper.ts"),c=n(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),u=n(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),d=n(/*! ../types/loader */"./src/types/loader.ts"),f=n(/*! ../types/level */"./src/types/level.ts");function h(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function p(e,t){return(p=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var m=function(e){var t,n;function m(t,n){var r;return(r=e.call(this,t,n,"[subtitle-stream-controller]")||this).levels=[],r.currentTrackId=-1,r.tracksBuffered=[],r.mainDetails=null,r._registerListeners(),r}n=e,(t=m).prototype=Object.create(n.prototype),t.prototype.constructor=t,p(t,n);var g,v,y,b=m.prototype;return b.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},b._registerListeners=function(){var e=this.hls;e.on(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(r.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(r.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(r.Events.ERROR,this.onError,this),e.on(r.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(r.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(r.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(r.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.on(r.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},b._unregisterListeners=function(){var e=this.hls;e.off(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(r.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(r.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(r.Events.ERROR,this.onError,this),e.off(r.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(r.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(r.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(r.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.off(r.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},b.startLoad=function(){this.stopLoad(),this.state=u.State.IDLE,this.setInterval(500),this.tick()},b.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},b.onLevelLoaded=function(e,t){this.mainDetails=t.details},b.onSubtitleFragProcessed=function(e,t){var n=t.frag,r=t.success;if(this.fragPrevious=n,this.state=u.State.IDLE,r){var i=this.tracksBuffered[this.currentTrackId];if(i){for(var a,s=n.start,o=0;o<i.length;o++)if(s>=i[o].start&&s<=i[o].end){a=i[o];break}var l=n.start+n.duration;a?a.end=l:(a={start:s,end:l},i.push(a)),this.fragmentTracker.fragBuffered(n)}}},b.onBufferFlushing=function(e,t){var n=t.startOffset,r=t.endOffset;if(0===n&&r!==Number.POSITIVE_INFINITY){var i=this.currentTrackId,a=this.levels;if(!a.length||!a[i]||!a[i].details)return;var s=r-a[i].details.targetduration;if(s<=0)return;t.endOffsetSubtitles=Math.max(0,s),this.tracksBuffered.forEach((function(e){for(var t=0;t<e.length;)if(e[t].end<=s)e.shift();else{if(!(e[t].start<s))break;e[t].start=s,t++}})),this.fragmentTracker.removeFragmentsInRange(n,s,d.PlaylistLevelType.SUBTITLE)}},b.onError=function(e,t){var n,r=t.frag;r&&r.type===d.PlaylistLevelType.SUBTITLE&&(null!==(n=this.fragCurrent)&&void 0!==n&&n.loader&&this.fragCurrent.loader.abort(),this.state=u.State.IDLE)},b.onSubtitleTracksUpdated=function(e,t){var n=this,r=t.subtitleTracks;this.tracksBuffered=[],this.levels=r.map((function(e){return new f.Level(e)})),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach((function(e){n.tracksBuffered[e.id]=[]})),this.mediaBuffer=null},b.onSubtitleTrackSwitch=function(e,t){if(this.currentTrackId=t.id,this.levels.length&&-1!==this.currentTrackId){var n=this.levels[this.currentTrackId];null!=n&&n.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,n&&this.setInterval(500)}else this.clearInterval()},b.onSubtitleTrackLoaded=function(e,t){var n,r=t.details,i=t.id,a=this.currentTrackId,c=this.levels;if(c.length){var d=c[a];if(!(i>=c.length||i!==a)&&d){if(this.mediaBuffer=this.mediaBufferTimeRanges,r.live||null!==(n=d.details)&&void 0!==n&&n.live){var f=this.mainDetails;if(r.deltaUpdateFailed||!f)return;var h=f.fragments[0];d.details?0===this.alignPlaylists(r,d.details)&&h&&Object(l.addSliding)(r,h.start):r.hasProgramDateTime&&f.hasProgramDateTime?Object(o.alignMediaPlaylistByPDT)(r,f):h&&Object(l.addSliding)(r,h.start)}d.details=r,this.levelLastLoaded=i,this.tick(),r.live&&!this.fragCurrent&&this.media&&this.state===u.State.IDLE&&(Object(s.findFragmentByPTS)(null,r.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),d.details=void 0))}}},b._handleFragmentLoadComplete=function(e){var t=e.frag,n=e.payload,i=t.decryptdata,a=this.hls;if(!this.fragContextChanged(t)&&n&&n.byteLength>0&&i&&i.key&&i.iv&&"AES-128"===i.method){var s=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(n),i.key.buffer,i.iv.buffer).then((function(e){var n=performance.now();a.trigger(r.Events.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:s,tdecrypt:n}})}))}},b.doTick=function(){if(this.media){if(this.state===u.State.IDLE){var e,t=this.currentTrackId,n=this.levels;if(!n.length||!n[t]||!n[t].details)return;var o=n[t].details,l=o.targetduration,d=this.config,f=this.media,h=a.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,f.currentTime-l,d.maxBufferHole),p=h.end;if(h.len>this.getMaxBufferLength()+l)return;console.assert(o,"Subtitle track details are defined on idle subtitle stream controller tick");var m,g=o.fragments,v=g.length,y=o.edge,b=this.fragPrevious;if(p<y){var E=d.maxFragLookUpTolerance;b&&o.hasProgramDateTime&&(m=Object(s.findFragmentByPDT)(g,b.endProgramDateTime,E)),m||!(m=Object(s.findFragmentByPTS)(b,g,p,E))&&b&&b.start<g[0].start&&(m=g[0])}else m=g[v-1];null!==(e=m)&&void 0!==e&&e.encrypted?(i.logger.log("Loading key for "+m.sn),this.state=u.State.KEY_LOADING,this.hls.trigger(r.Events.KEY_LOADING,{frag:m})):m&&this.fragmentTracker.getState(m)===c.FragmentState.NOT_LOADED&&this.loadFragment(m,o,p)}}else this.state=u.State.IDLE},b.loadFragment=function(t,n,r){this.fragCurrent=t,e.prototype.loadFragment.call(this,t,n,r)},g=m,(v=[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}])&&h(g.prototype,v),y&&h(g,y),m}(u.default)},"./src/controller/subtitle-track-controller.ts":
/*!*****************************************************!*\
!*** ./src/controller/subtitle-track-controller.ts ***!
\*****************************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../utils/texttrack-utils */"./src/utils/texttrack-utils.ts"),a=n(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),s=n(/*! ../types/loader */"./src/types/loader.ts");function o(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function l(e,t){return(l=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var c=function(e){var t,n;function a(t){var n;return(n=e.call(this,t,"[subtitle-track-controller]")||this).media=null,n.tracks=[],n.groupId=null,n.tracksInGroup=[],n.trackId=-1,n.selectDefaultTrack=!0,n.queuedDefaultTrack=-1,n.trackChangeListener=function(){return n.onTextTracksChanged()},n.asyncPollTrackChange=function(){return n.pollTrackChange(0)},n.useTextTrackPolling=!1,n.subtitlePollingInterval=-1,n.subtitleDisplay=!0,n.registerListeners(),n}n=e,(t=a).prototype=Object.create(n.prototype),t.prototype.constructor=t,l(t,n);var c,d,f,h=a.prototype;return h.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,e.prototype.destroy.call(this)},h.registerListeners=function(){var e=this.hls;e.on(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(r.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(r.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(r.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(r.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(r.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(r.Events.ERROR,this.onError,this)},h.unregisterListeners=function(){var e=this.hls;e.off(r.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(r.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(r.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(r.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(r.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(r.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(r.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(r.Events.ERROR,this.onError,this)},h.onMediaAttached=function(e,t){this.media=t.media,this.media&&(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))},h.pollTrackChange=function(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,e)},h.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),u(this.media.textTracks).forEach((function(e){Object(i.clearCurrentCues)(e)})),this.subtitleTrack=-1,this.media=null)},h.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},h.onManifestParsed=function(e,t){this.tracks=t.subtitleTracks},h.onSubtitleTrackLoaded=function(e,t){var n=t.id,r=t.details,i=this.trackId,a=this.tracksInGroup[i];if(a){var s=a.details;a.details=t.details,this.log("subtitle track "+n+" loaded ["+r.startSN+"-"+r.endSN+"]"),n===this.trackId&&(this.retryCount=0,this.playlistLoaded(n,t,s))}else this.warn("Invalid subtitle track id "+n)},h.onLevelLoading=function(e,t){this.switchLevel(t.level)},h.onLevelSwitching=function(e,t){this.switchLevel(t.level)},h.switchLevel=function(e){var t=this.hls.levels[e];if(null!=t&&t.textGroupIds){var n=t.textGroupIds[t.urlId];if(this.groupId!==n){var i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,a=this.tracks.filter((function(e){return!n||e.groupId===n}));this.tracksInGroup=a;var s=this.findTrackId(null==i?void 0:i.name)||this.findTrackId();this.groupId=n;var o={subtitleTracks:a};this.log("Updating subtitle tracks, "+a.length+' track(s) found in "'+n+'" group-id'),this.hls.trigger(r.Events.SUBTITLE_TRACKS_UPDATED,o),-1!==s&&this.setSubtitleTrack(s,i)}}},h.findTrackId=function(e){for(var t=this.tracksInGroup,n=0;n<t.length;n++){var r=t[n];if((!this.selectDefaultTrack||r.default)&&(!e||e===r.name))return r.id}return-1},h.onError=function(t,n){e.prototype.onError.call(this,t,n),!n.fatal&&n.context&&n.context.type===s.PlaylistContextType.SUBTITLE_TRACK&&n.context.id===this.trackId&&n.context.groupId===this.groupId&&this.retryLoadingOrFail(n)},h.loadPlaylist=function(e){var t=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(t)){var n=t.id,i=t.groupId,a=t.url;if(e)try{a=e.addDirectives(a)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Loading subtitle playlist for id "+n),this.hls.trigger(r.Events.SUBTITLE_TRACK_LOADING,{url:a,id:n,groupId:i,deliveryDirectives:e||null})}},h.toggleTrackModes=function(e){var t=this,n=this.media,r=this.subtitleDisplay,i=this.trackId;if(n){var a=u(n.textTracks),s=a.filter((function(e){return e.groupId===t.groupId}));if(-1===e)[].slice.call(a).forEach((function(e){e.mode="disabled"}));else{var o=s[i];o&&(o.mode="disabled")}var l=s[e];l&&(l.mode=r?"showing":"hidden")}},h.setSubtitleTrack=function(e,t){var n,i=this.tracksInGroup;if(this.media){if(this.trackId!==e&&this.toggleTrackModes(e),!(this.trackId===e&&(-1===e||null!==(n=i[e])&&void 0!==n&&n.details)||e<-1||e>=i.length)){this.clearTimer();var a=i[e];if(this.log("Switching to subtitle track "+e),this.trackId=e,a){var s=a.id,o=a.groupId,l=void 0===o?"":o,c=a.name,u=a.type,d=a.url;this.hls.trigger(r.Events.SUBTITLE_TRACK_SWITCH,{id:s,groupId:l,name:c,type:u,url:d});var f=this.switchParams(a.url,null==t?void 0:t.details);this.loadPlaylist(f)}else this.hls.trigger(r.Events.SUBTITLE_TRACK_SWITCH,{id:e})}}else this.queuedDefaultTrack=e},h.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var e=-1,t=u(this.media.textTracks),n=0;n<t.length;n++)if("hidden"===t[n].mode)e=n;else if("showing"===t[n].mode){e=n;break}this.subtitleTrack!==e&&(this.subtitleTrack=e)}},c=a,(d=[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(e){this.selectDefaultTrack=!1;var t=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(e,t)}}])&&o(c.prototype,d),f&&o(c,f),a}(a.default);function u(e){for(var t=[],n=0;n<e.length;n++){var r=e[n];"subtitles"===r.kind&&r.label&&t.push(e[n])}return t}t.default=c},"./src/controller/timeline-controller.ts":
/*!***********************************************!*\
!*** ./src/controller/timeline-controller.ts ***!
\***********************************************/
/*! exports provided: TimelineController */function(e,t,n){"use strict";n.r(t),n.d(t,"TimelineController",(function(){return f}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../utils/cea-608-parser */"./src/utils/cea-608-parser.ts"),s=n(/*! ../utils/output-filter */"./src/utils/output-filter.ts"),o=n(/*! ../utils/webvtt-parser */"./src/utils/webvtt-parser.ts"),l=n(/*! ../utils/texttrack-utils */"./src/utils/texttrack-utils.ts"),c=n(/*! ../utils/imsc1-ttml-parser */"./src/utils/imsc1-ttml-parser.ts"),u=n(/*! ../types/loader */"./src/types/loader.ts"),d=n(/*! ../utils/logger */"./src/utils/logger.ts"),f=function(){function e(e){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={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},this.captionsProperties=void 0,this.hls=e,this.config=e.config,this.Cues=e.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 t=new s.default(this,"textTrack1"),n=new s.default(this,"textTrack2"),r=new s.default(this,"textTrack3"),o=new s.default(this,"textTrack4");this.cea608Parser1=new a.default(1,t,n),this.cea608Parser2=new a.default(3,r,o)}e.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(i.Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(i.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(i.Events.FRAG_LOADING,this.onFragLoading,this),e.on(i.Events.FRAG_LOADED,this.onFragLoaded,this),e.on(i.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.on(i.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),e.on(i.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(i.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.on(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var t=e.prototype;return t.destroy=function(){var e=this.hls;e.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(i.Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(i.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(i.Events.FRAG_LOADING,this.onFragLoading,this),e.off(i.Events.FRAG_LOADED,this.onFragLoaded,this),e.off(i.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.off(i.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),e.off(i.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(i.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.off(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},t.addCues=function(e,t,n,r,a){for(var s,o,l,c,u=!1,d=a.length;d--;){var f=a[d],h=(s=f[0],o=f[1],l=t,c=n,Math.min(o,c)-Math.max(s,l));if(h>=0&&(f[0]=Math.min(f[0],t),f[1]=Math.max(f[1],n),u=!0,h/(n-t)>.5))return}if(u||a.push([t,n]),this.config.renderTextTracksNatively){var p=this.captionsTracks[e];this.Cues.newCue(p,t,n,r)}else{var m=this.Cues.newCue(null,t,n,r);this.hls.trigger(i.Events.CUES_PARSED,{type:"captions",cues:m,track:e})}},t.onInitPtsFound=function(e,t){var n=this,r=t.frag,a=t.id,s=t.initPTS,o=t.timescale,l=this.unparsedVttFrags;"main"===a&&(this.initPTS[r.cc]=s,this.timescale[r.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(e){n.onFragLoaded(i.Events.FRAG_LOADED,e)})))},t.getExistingTrack=function(e){var t=this.media;if(t)for(var n=0;n<t.textTracks.length;n++){var r=t.textTracks[n];if(r[e])return r}return null},t.createCaptionsTrack=function(e){this.config.renderTextTracksNatively?this.createNativeTrack(e):this.createNonNativeTrack(e)},t.createNativeTrack=function(e){if(!this.captionsTracks[e]){var t=this.captionsProperties,n=this.captionsTracks,r=this.media,i=t[e],a=i.label,s=i.languageCode,o=this.getExistingTrack(e);if(o)n[e]=o,Object(l.clearCurrentCues)(n[e]),Object(l.sendAddTrackEvent)(n[e],r);else{var c=this.createTextTrack("captions",a,s);c&&(c[e]=!0,n[e]=c)}}},t.createNonNativeTrack=function(e){if(!this.nonNativeCaptionsTracks[e]){var t=this.captionsProperties[e];if(t){var n={_id:e,label:t.label,kind:"captions",default:!!t.media&&!!t.media.default,closedCaptions:t.media};this.nonNativeCaptionsTracks[e]=n,this.hls.trigger(i.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[n]})}}},t.createTextTrack=function(e,t,n){var r=this.media;if(r)return r.addTextTrack(e,t,n)},t.onMediaAttaching=function(e,t){this.media=t.media,this._cleanTracks()},t.onMediaDetaching=function(){var e=this.captionsTracks;Object.keys(e).forEach((function(t){Object(l.clearCurrentCues)(e[t]),delete e[t]})),this.nonNativeCaptionsTracks={}},t.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},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())},t._cleanTracks=function(){var e=this.media;if(e){var t=e.textTracks;if(t)for(var n=0;n<t.length;n++)Object(l.clearCurrentCues)(t[n])}},t.onSubtitleTracksUpdated=function(e,t){var n=this;this.textTracks=[];var r=t.subtitleTracks||[],a=r.some((function(e){return e.textCodec===c.IMSC1_CODEC}));if(this.config.enableWebVTT||a&&this.config.enableIMSC1){var s=this.tracks&&r&&this.tracks.length===r.length;if(this.tracks=r||[],this.config.renderTextTracksNatively){var o=this.media?this.media.textTracks:[];this.tracks.forEach((function(e,t){var r;if(t<o.length){for(var i=null,a=0;a<o.length;a++)if(h(o[a],e)){i=o[a];break}i&&(r=i)}r?Object(l.clearCurrentCues)(r):(r=n.createTextTrack("subtitles",e.name,e.lang))&&(r.mode="disabled"),r&&(r.groupId=e.groupId,n.textTracks.push(r))}))}else if(!s&&this.tracks&&this.tracks.length){var u=this.tracks.map((function(e){return{label:e.name,kind:e.type.toLowerCase(),default:e.default,subtitleTrack:e}}));this.hls.trigger(i.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:u})}}},t.onManifestLoaded=function(e,t){var n=this;this.config.enableCEA708Captions&&t.captions&&t.captions.forEach((function(e){var t=/(?:CC|SERVICE)([1-4])/.exec(e.instreamId);if(t){var r="textTrack"+t[1],i=n.captionsProperties[r];i&&(i.label=e.name,e.lang&&(i.languageCode=e.lang),i.media=e)}}))},t.onFragLoading=function(e,t){var n=this.cea608Parser1,r=this.cea608Parser2,i=this.lastSn,a=this.lastPartIndex;if(this.enabled&&n&&r&&t.frag.type===u.PlaylistLevelType.MAIN){var s,o,l=t.frag.sn,c=null!=(s=null==t||null===(o=t.part)||void 0===o?void 0:o.index)?s:-1;l===i+1||l===i&&c===a+1||(n.reset(),r.reset()),this.lastSn=l,this.lastPartIndex=c}},t.onFragLoaded=function(e,t){var n=t.frag,a=t.payload,s=this.initPTS,o=this.unparsedVttFrags;if(n.type===u.PlaylistLevelType.SUBTITLE)if(a.byteLength){if(!Object(r.isFiniteNumber)(s[n.cc]))return o.push(t),void(s.length&&this.hls.trigger(i.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:n,error:new Error("Missing initial subtitle PTS")}));var l=n.decryptdata;if(null==l||null==l.key||"AES-128"!==l.method){var d=this.tracks[n.level],f=this.vttCCs;f[n.cc]||(f[n.cc]={start:n.start,prevCC:this.prevCC,new:!0},this.prevCC=n.cc),d&&d.textCodec===c.IMSC1_CODEC?this._parseIMSC1(n,a):this._parseVTTs(n,a,f)}}else this.hls.trigger(i.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:n,error:new Error("Empty subtitle payload")})},t._parseIMSC1=function(e,t){var n=this,r=this.hls;Object(c.parseIMSC1)(t,this.initPTS[e.cc],this.timescale[e.cc],(function(t){n._appendCues(t,e.level),r.trigger(i.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})}),(function(t){d.logger.log("Failed to parse IMSC1: "+t),r.trigger(i.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e,error:t})}))},t._parseVTTs=function(e,t,n){var r=this,a=this.hls;Object(o.parseWebVTT)(t,this.initPTS[e.cc],this.timescale[e.cc],n,e.cc,e.start,(function(t){r._appendCues(t,e.level),a.trigger(i.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})}),(function(n){r._fallbackToIMSC1(e,t),d.logger.log("Failed to parse VTT cue: "+n),a.trigger(i.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e,error:n})}))},t._fallbackToIMSC1=function(e,t){var n=this,r=this.tracks[e.level];r.textCodec||Object(c.parseIMSC1)(t,this.initPTS[e.cc],this.timescale[e.cc],(function(){r.textCodec=c.IMSC1_CODEC,n._parseIMSC1(e,t)}),(function(){r.textCodec="wvtt"}))},t._appendCues=function(e,t){var n=this.hls;if(this.config.renderTextTracksNatively){var r=this.textTracks[t];if("disabled"===r.mode)return;e.forEach((function(e){return Object(l.addCueToTrack)(r,e)}))}else{var a=this.tracks[t].default?"default":"subtitles"+t;n.trigger(i.Events.CUES_PARSED,{type:"subtitles",cues:e,track:a})}},t.onFragDecrypted=function(e,t){var n=t.frag;if(n.type===u.PlaylistLevelType.SUBTITLE){if(!Object(r.isFiniteNumber)(this.initPTS[n.cc]))return void this.unparsedVttFrags.push(t);this.onFragLoaded(i.Events.FRAG_LOADED,t)}},t.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},t.onFragParsingUserdata=function(e,t){var n=this.cea608Parser1,r=this.cea608Parser2;if(this.enabled&&n&&r)for(var i=0;i<t.samples.length;i++){var a=t.samples[i].bytes;if(a){var s=this.extractCea608Data(a);n.addData(t.samples[i].pts,s[0]),r.addData(t.samples[i].pts,s[1])}}},t.onBufferFlushing=function(e,t){var n=t.startOffset,r=t.endOffset,i=t.endOffsetSubtitles,a=t.type,s=this.media;if(s&&!(s.currentTime<r)){if(!a||"video"===a){var o=this.captionsTracks;Object.keys(o).forEach((function(e){return Object(l.removeCuesInRange)(o[e],n,r)}))}if(this.config.renderTextTracksNatively&&0===n&&void 0!==i){var c=this.textTracks;Object.keys(c).forEach((function(e){return Object(l.removeCuesInRange)(c[e],n,i)}))}}},t.extractCea608Data=function(e){for(var t=31&e[0],n=2,r=[[],[]],i=0;i<t;i++){var a=e[n++],s=127&e[n++],o=127&e[n++],l=3&a;0===s&&0===o||0!=(4&a)&&(0!==l&&1!==l||(r[l].push(s),r[l].push(o)))}return r},e}();function h(e,t){return e&&e.label===t.name&&!(e.textTrack1||e.textTrack2)}},"./src/crypt/aes-crypto.ts":
/*!*********************************!*\
!*** ./src/crypt/aes-crypto.ts ***!
\*********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return r}));var r=function(){function e(e,t){this.subtle=void 0,this.aesIV=void 0,this.subtle=e,this.aesIV=t}return e.prototype.decrypt=function(e,t){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e)},e}()},"./src/crypt/aes-decryptor.ts":
/*!************************************!*\
!*** ./src/crypt/aes-decryptor.ts ***!
\************************************/
/*! exports provided: removePadding, default */function(e,t,n){"use strict";n.r(t),n.d(t,"removePadding",(function(){return i})),n.d(t,"default",(function(){return a}));var r=n(/*! ../utils/typed-array */"./src/utils/typed-array.ts");function i(e){var t=e.byteLength,n=t&&new DataView(e.buffer).getUint8(t-1);return n?Object(r.sliceUint8)(e,0,t-n):e}var a=function(){function e(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var t=e.prototype;return t.uint8ArrayToUint32Array_=function(e){for(var t=new DataView(e),n=new Uint32Array(4),r=0;r<4;r++)n[r]=t.getUint32(4*r);return n},t.initTable=function(){var e=this.sBox,t=this.invSBox,n=this.subMix,r=n[0],i=n[1],a=n[2],s=n[3],o=this.invSubMix,l=o[0],c=o[1],u=o[2],d=o[3],f=new Uint32Array(256),h=0,p=0,m=0;for(m=0;m<256;m++)f[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){var g=p^p<<1^p<<2^p<<3^p<<4;g=g>>>8^255&g^99,e[h]=g,t[g]=h;var v=f[h],y=f[v],b=f[y],E=257*f[g]^16843008*g;r[h]=E<<24|E>>>8,i[h]=E<<16|E>>>16,a[h]=E<<8|E>>>24,s[h]=E,E=16843009*b^65537*y^257*v^16843008*h,l[g]=E<<24|E>>>8,c[g]=E<<16|E>>>16,u[g]=E<<8|E>>>24,d[g]=E,h?(h=v^f[f[f[b^v]]],p^=f[f[p]]):h=p=1}},t.expandKey=function(e){for(var t=this.uint8ArrayToUint32Array_(e),n=!0,r=0;r<t.length&&n;)n=t[r]===this.key[r],r++;if(!n){this.key=t;var i=this.keySize=t.length;if(4!==i&&6!==i&&8!==i)throw new Error("Invalid aes key size="+i);var a,s,o,l,c=this.ksRows=4*(i+6+1),u=this.keySchedule=new Uint32Array(c),d=this.invKeySchedule=new Uint32Array(c),f=this.sBox,h=this.rcon,p=this.invSubMix,m=p[0],g=p[1],v=p[2],y=p[3];for(a=0;a<c;a++)a<i?o=u[a]=t[a]:(l=o,a%i==0?(l=f[(l=l<<8|l>>>24)>>>24]<<24|f[l>>>16&255]<<16|f[l>>>8&255]<<8|f[255&l],l^=h[a/i|0]<<24):i>6&&a%i==4&&(l=f[l>>>24]<<24|f[l>>>16&255]<<16|f[l>>>8&255]<<8|f[255&l]),u[a]=o=(u[a-i]^l)>>>0);for(s=0;s<c;s++)a=c-s,l=3&s?u[a]:u[a-4],d[s]=s<4||a<=4?l:m[f[l>>>24]]^g[f[l>>>16&255]]^v[f[l>>>8&255]]^y[f[255&l]],d[s]=d[s]>>>0}},t.networkToHostOrderSwap=function(e){return e<<24|(65280&e)<<8|(16711680&e)>>8|e>>>24},t.decrypt=function(e,t,n){for(var r,i,a,s,o,l,c,u,d,f,h,p,m,g,v=this.keySize+6,y=this.invKeySchedule,b=this.invSBox,E=this.invSubMix,x=E[0],S=E[1],T=E[2],k=E[3],w=this.uint8ArrayToUint32Array_(n),C=w[0],L=w[1],A=w[2],O=w[3],_=new Int32Array(e),D=new Int32Array(_.length),I=this.networkToHostOrderSwap;t<_.length;){for(d=I(_[t]),f=I(_[t+1]),h=I(_[t+2]),p=I(_[t+3]),o=d^y[0],l=p^y[1],c=h^y[2],u=f^y[3],m=4,g=1;g<v;g++)r=x[o>>>24]^S[l>>16&255]^T[c>>8&255]^k[255&u]^y[m],i=x[l>>>24]^S[c>>16&255]^T[u>>8&255]^k[255&o]^y[m+1],a=x[c>>>24]^S[u>>16&255]^T[o>>8&255]^k[255&l]^y[m+2],s=x[u>>>24]^S[o>>16&255]^T[l>>8&255]^k[255&c]^y[m+3],o=r,l=i,c=a,u=s,m+=4;r=b[o>>>24]<<24^b[l>>16&255]<<16^b[c>>8&255]<<8^b[255&u]^y[m],i=b[l>>>24]<<24^b[c>>16&255]<<16^b[u>>8&255]<<8^b[255&o]^y[m+1],a=b[c>>>24]<<24^b[u>>16&255]<<16^b[o>>8&255]<<8^b[255&l]^y[m+2],s=b[u>>>24]<<24^b[o>>16&255]<<16^b[l>>8&255]<<8^b[255&c]^y[m+3],D[t]=I(r^C),D[t+1]=I(s^L),D[t+2]=I(a^A),D[t+3]=I(i^O),C=d,L=f,A=h,O=p,t+=4}return D.buffer},e}()},"./src/crypt/decrypter.ts":
/*!********************************!*\
!*** ./src/crypt/decrypter.ts ***!
\********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return c}));var r=n(/*! ./aes-crypto */"./src/crypt/aes-crypto.ts"),i=n(/*! ./fast-aes-key */"./src/crypt/fast-aes-key.ts"),a=n(/*! ./aes-decryptor */"./src/crypt/aes-decryptor.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),l=n(/*! ../utils/typed-array */"./src/utils/typed-array.ts"),c=function(){function e(e,t,n){var r=(void 0===n?{}:n).removePKCS7Padding,i=void 0===r||r;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=e,this.config=t,this.removePKCS7Padding=i,i)try{var a=self.crypto;a&&(this.subtle=a.subtle||a.webkitSubtle)}catch(e){}null===this.subtle&&(this.config.enableSoftwareAES=!0)}var t=e.prototype;return t.destroy=function(){this.observer=null},t.isSync=function(){return this.config.enableSoftwareAES},t.flush=function(){var e=this.currentResult;if(e){var t=new Uint8Array(e);return this.reset(),this.removePKCS7Padding?Object(a.removePadding)(t):t}this.reset()},t.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},t.decrypt=function(e,t,n,r){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(e),t,n);var i=this.flush();i&&r(i.buffer)}else this.webCryptoDecrypt(new Uint8Array(e),t,n).then(r)},t.softwareDecrypt=function(e,t,n){var r=this.currentIV,i=this.currentResult,s=this.remainderData;this.logOnce("JS AES decrypt"),s&&(e=Object(o.appendUint8Array)(s,e),this.remainderData=null);var c=this.getValidChunk(e);if(!c.length)return null;r&&(n=r);var u=this.softwareDecrypter;u||(u=this.softwareDecrypter=new a.default),u.expandKey(t);var d=i;return this.currentResult=u.decrypt(c.buffer,0,n),this.currentIV=Object(l.sliceUint8)(c,-16).buffer,d||null},t.webCryptoDecrypt=function(e,t,n){var a=this,s=this.subtle;return this.key===t&&this.fastAesKey||(this.key=t,this.fastAesKey=new i.default(s,t)),this.fastAesKey.expandKey().then((function(t){return s?new r.default(s,n).decrypt(e.buffer,t):Promise.reject(new Error("web crypto not initialized"))})).catch((function(r){return a.onWebCryptoError(r,e,t,n)}))},t.onWebCryptoError=function(e,t,n,r){return s.logger.warn("[decrypter.ts]: WebCrypto Error, disable WebCrypto API:",e),this.config.enableSoftwareAES=!0,this.logEnabled=!0,this.softwareDecrypt(t,n,r)},t.getValidChunk=function(e){var t=e,n=e.length-e.length%16;return n!==e.length&&(t=Object(l.sliceUint8)(e,0,n),this.remainderData=Object(l.sliceUint8)(e,n)),t},t.logOnce=function(e){this.logEnabled&&(s.logger.log("[decrypter.ts]: "+e),this.logEnabled=!1)},e}()},"./src/crypt/fast-aes-key.ts":
/*!***********************************!*\
!*** ./src/crypt/fast-aes-key.ts ***!
\***********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return r}));var r=function(){function e(e,t){this.subtle=void 0,this.key=void 0,this.subtle=e,this.key=t}return e.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},e}()},"./src/demux/aacdemuxer.ts":
/*!*********************************!*\
!*** ./src/demux/aacdemuxer.ts ***!
\*********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ./base-audio-demuxer */"./src/demux/base-audio-demuxer.ts"),i=n(/*! ./adts */"./src/demux/adts.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts"),s=n(/*! ../demux/id3 */"./src/demux/id3.ts");function o(e,t){return(o=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var l=function(e){var t,n;function r(t,n){var r;return(r=e.call(this)||this).observer=void 0,r.config=void 0,r.observer=t,r.config=n,r}n=e,(t=r).prototype=Object.create(n.prototype),t.prototype.constructor=t,o(t,n);var l=r.prototype;return l.resetInitSegment=function(t,n,r){e.prototype.resetInitSegment.call(this,t,n,r),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:t,duration:r,inputTimeScale:9e4,dropped:0}},r.probe=function(e){if(!e)return!1;for(var t=(s.getID3Data(e,0)||[]).length,n=e.length;t<n;t++)if(i.probe(e,t))return a.logger.log("ADTS sync word found !"),!0;return!1},l.canParse=function(e,t){return i.canParse(e,t)},l.appendFrame=function(e,t,n){i.initTrackConfig(e,this.observer,t,n,e.manifestCodec);var r=i.appendFrame(e,t,n,this.initPTS,this.frameIndex);if(r&&0===r.missing)return r},r}(r.default);l.minProbeByteLength=9,t.default=l},"./src/demux/adts.ts":
/*!***************************!*\
!*** ./src/demux/adts.ts ***!
\***************************/
/*! exports provided: getAudioConfig, isHeaderPattern, getHeaderLength, getFullFrameLength, canGetFrameLength, isHeader, canParse, probe, initTrackConfig, getFrameDuration, parseFrameHeader, appendFrame */function(e,t,n){"use strict";n.r(t),n.d(t,"getAudioConfig",(function(){return s})),n.d(t,"isHeaderPattern",(function(){return o})),n.d(t,"getHeaderLength",(function(){return l})),n.d(t,"getFullFrameLength",(function(){return c})),n.d(t,"canGetFrameLength",(function(){return u})),n.d(t,"isHeader",(function(){return d})),n.d(t,"canParse",(function(){return f})),n.d(t,"probe",(function(){return h})),n.d(t,"initTrackConfig",(function(){return p})),n.d(t,"getFrameDuration",(function(){return m})),n.d(t,"parseFrameHeader",(function(){return g})),n.d(t,"appendFrame",(function(){return v}));var r=n(/*! ../utils/logger */"./src/utils/logger.ts"),i=n(/*! ../errors */"./src/errors.ts"),a=n(/*! ../events */"./src/events.ts");function s(e,t,n,s){var o,l,c,u,d=navigator.userAgent.toLowerCase(),f=s,h=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];o=1+((192&t[n+2])>>>6);var p=(60&t[n+2])>>>2;if(!(p>h.length-1))return c=(1&t[n+2])<<2,c|=(192&t[n+3])>>>6,r.logger.log("manifest codec:"+s+", ADTS type:"+o+", samplingIndex:"+p),/firefox/i.test(d)?p>=6?(o=5,u=new Array(4),l=p-3):(o=2,u=new Array(2),l=p):-1!==d.indexOf("android")?(o=2,u=new Array(2),l=p):(o=5,u=new Array(4),s&&(-1!==s.indexOf("mp4a.40.29")||-1!==s.indexOf("mp4a.40.5"))||!s&&p>=6?l=p-3:((s&&-1!==s.indexOf("mp4a.40.2")&&(p>=6&&1===c||/vivaldi/i.test(d))||!s&&1===c)&&(o=2,u=new Array(2)),l=p)),u[0]=o<<3,u[0]|=(14&p)>>1,u[1]|=(1&p)<<7,u[1]|=c<<3,5===o&&(u[1]|=(14&l)>>1,u[2]=(1&l)<<7,u[2]|=8,u[3]=0),{config:u,samplerate:h[p],channelCount:c,codec:"mp4a.40."+o,manifestCodec:f};e.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+p})}function o(e,t){return 255===e[t]&&240==(246&e[t+1])}function l(e,t){return 1&e[t+1]?7:9}function c(e,t){return(3&e[t+3])<<11|e[t+4]<<3|(224&e[t+5])>>>5}function u(e,t){return t+5<e.length}function d(e,t){return t+1<e.length&&o(e,t)}function f(e,t){return u(e,t)&&o(e,t)&&c(e,t)<=e.length-t}function h(e,t){if(d(e,t)){var n=l(e,t);if(t+n>=e.length)return!1;var r=c(e,t);if(r<=n)return!1;var i=t+r;return i===e.length||d(e,i)}return!1}function p(e,t,n,i,a){if(!e.samplerate){var o=s(t,n,i,a);if(!o)return;e.config=o.config,e.samplerate=o.samplerate,e.channelCount=o.channelCount,e.codec=o.codec,e.manifestCodec=o.manifestCodec,r.logger.log("parsed codec:"+e.codec+", rate:"+o.samplerate+", channels:"+o.channelCount)}}function m(e){return 9216e4/e}function g(e,t,n,r,i){var a=l(e,t),s=c(e,t);if((s-=a)>0)return{headerLength:a,frameLength:s,stamp:n+r*i}}function v(e,t,n,r,i){var a=g(t,n,r,i,m(e.samplerate));if(a){var s,o=a.frameLength,l=a.headerLength,c=a.stamp,u=l+o,d=Math.max(0,n+u-t.length);d?(s=new Uint8Array(u-l)).set(t.subarray(n+l,t.length),0):s=t.subarray(n+l,n+u);var f={unit:s,pts:c};return d||e.samples.push(f),{sample:f,length:u,missing:d}}}},"./src/demux/base-audio-demuxer.ts":
/*!*****************************************!*\
!*** ./src/demux/base-audio-demuxer.ts ***!
\*****************************************/
/*! exports provided: initPTSFn, default */function(e,t,n){"use strict";n.r(t),n.d(t,"initPTSFn",(function(){return c}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../demux/id3 */"./src/demux/id3.ts"),a=n(/*! ./dummy-demuxed-track */"./src/demux/dummy-demuxed-track.ts"),s=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),o=n(/*! ../utils/typed-array */"./src/utils/typed-array.ts"),l=function(){function e(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.initPTS=null}var t=e.prototype;return t.resetInitSegment=function(e,t,n){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},t.resetTimeStamp=function(){},t.resetContiguity=function(){},t.canParse=function(e,t){return!1},t.appendFrame=function(e,t,n){},t.demux=function(e,t){this.cachedData&&(e=Object(s.appendUint8Array)(this.cachedData,e),this.cachedData=null);var n,r,l=i.getID3Data(e,0),u=l?l.length:0,d=this._audioTrack,f=this._id3Track,h=l?i.getTimeStamp(l):void 0,p=e.length;for(0!==this.frameIndex&&null!==this.initPTS||(this.initPTS=c(h,t)),l&&l.length>0&&f.samples.push({pts:this.initPTS,dts:this.initPTS,data:l}),r=this.initPTS;u<p;){if(this.canParse(e,u)){var m=this.appendFrame(d,e,u);m?(this.frameIndex++,r=m.sample.pts,n=u+=m.length):u=p}else i.canParse(e,u)?(l=i.getID3Data(e,u),f.samples.push({pts:r,dts:r,data:l}),n=u+=l.length):u++;if(u===p&&n!==p){var g=Object(o.sliceUint8)(e,n);this.cachedData?this.cachedData=Object(s.appendUint8Array)(this.cachedData,g):this.cachedData=g}}return{audioTrack:d,avcTrack:Object(a.dummyTrack)(),id3Track:f,textTrack:Object(a.dummyTrack)()}},t.demuxSampleAes=function(e,t,n){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},t.flush=function(e){var t=this.cachedData;return t&&(this.cachedData=null,this.demux(t,0)),this.frameIndex=0,{audioTrack:this._audioTrack,avcTrack:Object(a.dummyTrack)(),id3Track:this._id3Track,textTrack:Object(a.dummyTrack)()}},t.destroy=function(){},e}(),c=function(e,t){return Object(r.isFiniteNumber)(e)?90*e:9e4*t};t.default=l},"./src/demux/chunk-cache.ts":
/*!**********************************!*\
!*** ./src/demux/chunk-cache.ts ***!
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!*** ./src/demux/dummy-demuxed-track.ts ***!
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/*!*********************************!*\
!*** ./src/demux/exp-golomb.ts ***!
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!*** ./src/demux/id3.ts ***!
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!*** ./src/demux/mp3demuxer.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ./base-audio-demuxer */"./src/demux/base-audio-demuxer.ts"),i=n(/*! ../demux/id3 */"./src/demux/id3.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts"),s=n(/*! ./mpegaudio */"./src/demux/mpegaudio.ts");function o(e,t){return(o=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var l=function(e){var t,n;function r(){return e.apply(this,arguments)||this}n=e,(t=r).prototype=Object.create(n.prototype),t.prototype.constructor=t,o(t,n);var l=r.prototype;return l.resetInitSegment=function(t,n,r){e.prototype.resetInitSegment.call(this,t,n,r),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!1,samples:[],manifestCodec:t,duration:r,inputTimeScale:9e4,dropped:0}},r.probe=function(e){if(!e)return!1;for(var t=(i.getID3Data(e,0)||[]).length,n=e.length;t<n;t++)if(s.probe(e,t))return a.logger.log("MPEG Audio sync word found !"),!0;return!1},l.canParse=function(e,t){return s.canParse(e,t)},l.appendFrame=function(e,t,n){if(null!==this.initPTS)return s.appendFrame(e,t,n,this.initPTS,this.frameIndex)},r}(r.default);l.minProbeByteLength=4,t.default=l},"./src/demux/mp4demuxer.ts":
/*!*********************************!*\
!*** ./src/demux/mp4demuxer.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),i=n(/*! ./dummy-demuxed-track */"./src/demux/dummy-demuxed-track.ts"),a=function(){function e(e,t){this.remainderData=null,this.config=void 0,this.config=t}var t=e.prototype;return t.resetTimeStamp=function(){},t.resetInitSegment=function(){},t.resetContiguity=function(){},e.probe=function(e){return Object(r.findBox)({data:e,start:0,end:Math.min(e.length,16384)},["moof"]).length>0},t.demux=function(e){var t=e,n=Object(i.dummyTrack)();if(this.config.progressive){this.remainderData&&(t=Object(r.appendUint8Array)(this.remainderData,e));var a=Object(r.segmentValidRange)(t);this.remainderData=a.remainder,n.samples=a.valid||new Uint8Array}else n.samples=t;return{audioTrack:Object(i.dummyTrack)(),avcTrack:n,id3Track:Object(i.dummyTrack)(),textTrack:Object(i.dummyTrack)()}},t.flush=function(){var e=Object(i.dummyTrack)();return e.samples=this.remainderData||new Uint8Array,this.remainderData=null,{audioTrack:Object(i.dummyTrack)(),avcTrack:e,id3Track:Object(i.dummyTrack)(),textTrack:Object(i.dummyTrack)()}},t.demuxSampleAes=function(e,t,n){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}();a.minProbeByteLength=1024,t.default=a},"./src/demux/mpegaudio.ts":
/*!********************************!*\
!*** ./src/demux/mpegaudio.ts ***!
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/*! exports provided: appendFrame, parseHeader, isHeaderPattern, isHeader, canParse, probe */function(e,t,n){"use strict";n.r(t),n.d(t,"appendFrame",(function(){return l})),n.d(t,"parseHeader",(function(){return c})),n.d(t,"isHeaderPattern",(function(){return u})),n.d(t,"isHeader",(function(){return d})),n.d(t,"canParse",(function(){return f})),n.d(t,"probe",(function(){return h}));var r=null,i=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],a=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],s=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],o=[0,1,1,4];function l(e,t,n,r,i){if(!(n+24>t.length)){var a=c(t,n);if(a&&n+a.frameLength<=t.length){var s=r+i*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(n,n+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function c(e,t){var n=e[t+1]>>3&3,l=e[t+1]>>1&3,c=e[t+2]>>4&15,u=e[t+2]>>2&3;if(1!==n&&0!==c&&15!==c&&3!==u){var d=e[t+2]>>1&1,f=e[t+3]>>6,h=1e3*i[14*(3===n?3-l:3===l?3:4)+c-1],p=a[3*(3===n?0:2===n?1:2)+u],m=3===f?1:2,g=s[n][l],v=o[l],y=8*g*v,b=Math.floor(g*h/p+d)*v;if(null===r){var E=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);r=E?parseInt(E[1]):0}return!!r&&r<=87&&2===l&&h>=224e3&&0===f&&(e[t+3]=128|e[t+3]),{sampleRate:p,channelCount:m,frameLength:b,samplesPerFrame:y}}}function u(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function d(e,t){return t+1<e.length&&u(e,t)}function f(e,t){return u(e,t)&&4<=e.length-t}function h(e,t){if(t+1<e.length&&u(e,t)){var n=c(e,t),r=4;null!=n&&n.frameLength&&(r=n.frameLength);var i=t+r;return i===e.length||d(e,i)}return!1}},"./src/demux/sample-aes.ts":
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!*** ./src/demux/sample-aes.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),i=n(/*! ./tsdemuxer */"./src/demux/tsdemuxer.ts"),a=function(){function e(e,t,n){this.keyData=void 0,this.decrypter=void 0,this.keyData=n,this.decrypter=new r.default(e,t,{removePKCS7Padding:!1})}var t=e.prototype;return t.decryptBuffer=function(e,t){this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer,t)},t.decryptAacSample=function(e,t,n,r){var i=e[t].unit,a=i.subarray(16,i.length-i.length%16),s=a.buffer.slice(a.byteOffset,a.byteOffset+a.length),o=this;this.decryptBuffer(s,(function(a){var s=new Uint8Array(a);i.set(s,16),r||o.decryptAacSamples(e,t+1,n)}))},t.decryptAacSamples=function(e,t,n){for(;;t++){if(t>=e.length)return void n();if(!(e[t].unit.length<32)){var r=this.decrypter.isSync();if(this.decryptAacSample(e,t,n,r),!r)return}}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,n=new Int8Array(t),r=0,i=32;i<=e.length-16;i+=160,r+=16)n.set(e.subarray(i,i+16),r);return n},t.getAvcDecryptedUnit=function(e,t){for(var n=new Uint8Array(t),r=0,i=32;i<=e.length-16;i+=160,r+=16)e.set(n.subarray(r,r+16),i);return e},t.decryptAvcSample=function(e,t,n,r,a,s){var o=Object(i.discardEPB)(a.data),l=this.getAvcEncryptedData(o),c=this;this.decryptBuffer(l.buffer,(function(i){a.data=c.getAvcDecryptedUnit(o,i),s||c.decryptAvcSamples(e,t,n+1,r)}))},t.decryptAvcSamples=function(e,t,n,r){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,n=0){if(t>=e.length)return void r();for(var i=e[t].units;!(n>=i.length);n++){var a=i[n];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,n,r,a,s),!s)return}}}},e}();t.default=a},"./src/demux/transmuxer-interface.ts":
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!*** ./src/demux/transmuxer-interface.ts ***!
\*******************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return d}));var r=n(/*! webworkify-webpack */"./node_modules/webworkify-webpack/index.js"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../demux/transmuxer */"./src/demux/transmuxer.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=n(/*! ../errors */"./src/errors.ts"),l=n(/*! ../utils/mediasource-helper */"./src/utils/mediasource-helper.ts"),c=n(/*! eventemitter3 */"./node_modules/eventemitter3/index.js"),u=Object(l.getMediaSource)()||{isTypeSupported:function(){return!1}},d=function(){function e(e,t,n,l){var d=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=e,this.id=t,this.onTransmuxComplete=n,this.onFlush=l;var f=e.config,h=function(t,n){(n=n||{}).frag=d.frag,n.id=d.id,e.trigger(t,n)};this.observer=new c.EventEmitter,this.observer.on(i.Events.FRAG_DECRYPTED,h),this.observer.on(i.Events.ERROR,h);var p={mp4:u.isTypeSupported("video/mp4"),mpeg:u.isTypeSupported("audio/mpeg"),mp3:u.isTypeSupported('audio/mp4; codecs="mp3"')},m=navigator.vendor;if(f.enableWorker&&"undefined"!=typeof Worker){var g;s.logger.log("demuxing in webworker");try{g=this.worker=r(/*! ../demux/transmuxer-worker.ts */"./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),g.addEventListener("message",this.onwmsg),g.onerror=function(t){e.trigger(i.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(t.message+" ("+t.filename+":"+t.lineno+")")})},g.postMessage({cmd:"init",typeSupported:p,vendor:m,id:t,config:JSON.stringify(f)})}catch(e){s.logger.warn("Error in worker:",e),s.logger.error("Error while initializing DemuxerWorker, fallback to inline"),g&&self.URL.revokeObjectURL(g.objectURL),this.transmuxer=new a.default(this.observer,p,f,m,t),this.worker=null}}else this.transmuxer=new a.default(this.observer,p,f,m,t)}var t=e.prototype;return t.destroy=function(){var e=this.worker;if(e)e.removeEventListener("message",this.onwmsg),e.terminate(),this.worker=null;else{var t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}var n=this.observer;n&&n.removeAllListeners(),this.observer=null},t.push=function(e,t,n,r,i,o,l,c,u,d){var f=this;u.transmuxing.start=self.performance.now();var h=this.transmuxer,p=this.worker,m=o?o.start:i.start,g=i.decryptdata,v=this.frag,y=!(v&&i.cc===v.cc),b=!(v&&u.level===v.level),E=v?u.sn-v.sn:-1,x=this.part?u.part-this.part.index:1,S=!b&&(1===E||0===E&&1===x),T=self.performance.now();(b||E||0===i.stats.parsing.start)&&(i.stats.parsing.start=T),!o||!x&&S||(o.stats.parsing.start=T);var k=new a.TransmuxState(y,S,c,b,m);if(!S||y){s.logger.log("[transmuxer-interface, "+i.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+y+"\n trackSwitch: "+b+"\n contiguous: "+S+"\n accurateTimeOffset: "+c+"\n timeOffset: "+m);var w=new a.TransmuxConfig(n,r,t,l,d);this.configureTransmuxer(w)}if(this.frag=i,this.part=o,p)p.postMessage({cmd:"demux",data:e,decryptdata:g,chunkMeta:u,state:k},e instanceof ArrayBuffer?[e]:[]);else if(h){var C=h.push(e,g,u,k);Object(a.isPromise)(C)?C.then((function(e){f.handleTransmuxComplete(e)})):this.handleTransmuxComplete(C)}},t.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var n=this.transmuxer,r=this.worker;if(r)r.postMessage({cmd:"flush",chunkMeta:e});else if(n){var i=n.flush(e);Object(a.isPromise)(i)?i.then((function(n){t.handleFlushResult(n,e)})):this.handleFlushResult(i,e)}},t.handleFlushResult=function(e,t){var n=this;e.forEach((function(e){n.handleTransmuxComplete(e)})),this.onFlush(t)},t.onWorkerMessage=function(e){var t=e.data,n=this.hls;switch(t.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,n.trigger(t.event,t.data)}},t.configureTransmuxer=function(e){var t=this.worker,n=this.transmuxer;t?t.postMessage({cmd:"configure",config:e}):n&&n.configure(e)},t.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},e}()},"./src/demux/transmuxer-worker.ts":
/*!****************************************!*\
!*** ./src/demux/transmuxer-worker.ts ***!
\****************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return o}));var r=n(/*! ../demux/transmuxer */"./src/demux/transmuxer.ts"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts"),s=n(/*! eventemitter3 */"./node_modules/eventemitter3/index.js");function o(e){var t=new s.EventEmitter,n=function(t,n){e.postMessage({event:t,data:n})};t.on(i.Events.FRAG_DECRYPTED,n),t.on(i.Events.ERROR,n),e.addEventListener("message",(function(i){var s=i.data;switch(s.cmd){case"init":var o=JSON.parse(s.config);e.transmuxer=new r.default(t,s.typeSupported,o,s.vendor,s.id),Object(a.enableLogs)(o.debug),n("init",null);break;case"configure":e.transmuxer.configure(s.config);break;case"demux":var c=e.transmuxer.push(s.data,s.decryptdata,s.chunkMeta,s.state);Object(r.isPromise)(c)?c.then((function(t){l(e,t)})):l(e,c);break;case"flush":var d=s.chunkMeta,f=e.transmuxer.flush(d);Object(r.isPromise)(f)?f.then((function(t){u(e,t,d)})):u(e,f,d)}}))}function l(e,t){if((n=t.remuxResult).audio||n.video||n.text||n.id3||n.initSegment){var n,r=[],i=t.remuxResult,a=i.audio,s=i.video;a&&c(r,a),s&&c(r,s),e.postMessage({event:"transmuxComplete",data:t},r)}}function c(e,t){t.data1&&e.push(t.data1.buffer),t.data2&&e.push(t.data2.buffer)}function u(e,t,n){t.forEach((function(t){l(e,t)})),e.postMessage({event:"flush",data:n})}},"./src/demux/transmuxer.ts":
/*!*********************************!*\
!*** ./src/demux/transmuxer.ts ***!
\*********************************/
/*! exports provided: default, isPromise, TransmuxConfig, TransmuxState */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return y})),n.d(t,"isPromise",(function(){return E})),n.d(t,"TransmuxConfig",(function(){return x})),n.d(t,"TransmuxState",(function(){return S}));var r,i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../errors */"./src/errors.ts"),s=n(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),o=n(/*! ../demux/aacdemuxer */"./src/demux/aacdemuxer.ts"),l=n(/*! ../demux/mp4demuxer */"./src/demux/mp4demuxer.ts"),c=n(/*! ../demux/tsdemuxer */"./src/demux/tsdemuxer.ts"),u=n(/*! ../demux/mp3demuxer */"./src/demux/mp3demuxer.ts"),d=n(/*! ../remux/mp4-remuxer */"./src/remux/mp4-remuxer.ts"),f=n(/*! ../remux/passthrough-remuxer */"./src/remux/passthrough-remuxer.ts"),h=n(/*! ./chunk-cache */"./src/demux/chunk-cache.ts"),p=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),m=n(/*! ../utils/logger */"./src/utils/logger.ts");try{r=self.performance.now.bind(self.performance)}catch(e){m.logger.debug("Unable to use Performance API on this environment"),r=self.Date.now}var g=[{demux:c.default,remux:d.default},{demux:l.default,remux:f.default},{demux:o.default,remux:d.default},{demux:u.default,remux:d.default}],v=1024;g.forEach((function(e){var t=e.demux;v=Math.max(v,t.minProbeByteLength)}));var y=function(){function e(e,t,n,r,i){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 h.default,this.observer=e,this.typeSupported=t,this.config=n,this.vendor=r,this.id=i}var t=e.prototype;return t.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},t.push=function(e,t,n,i){var a=this,s=n.transmuxing;s.executeStart=r();var o=new Uint8Array(e),l=this.cache,c=this.config,u=this.currentTransmuxState,d=this.transmuxConfig;i&&(this.currentTransmuxState=i);var f=function(e,t){var n=null;return e.byteLength>0&&null!=t&&null!=t.key&&null!==t.iv&&null!=t.method&&(n=t),n}(o,t);if(f&&"AES-128"===f.method){var h=this.getDecrypter();if(!c.enableSoftwareAES)return this.decryptionPromise=h.webCryptoDecrypt(o,f.key.buffer,f.iv.buffer).then((function(e){var t=a.push(e,null,n);return a.decryptionPromise=null,t})),this.decryptionPromise;var m=h.softwareDecrypt(o,f.key.buffer,f.iv.buffer);if(!m)return s.executeEnd=r(),b(n);o=new Uint8Array(m)}var g=i||u,v=g.contiguous,y=g.discontinuity,E=g.trackSwitch,x=g.accurateTimeOffset,S=g.timeOffset,T=d.audioCodec,k=d.videoCodec,w=d.defaultInitPts,C=d.duration,L=d.initSegmentData;if((y||E)&&this.resetInitSegment(L,T,k,C),y&&this.resetInitialTimestamp(w),v||this.resetContiguity(),this.needsProbing(o,y,E)){if(l.dataLength){var A=l.flush();o=Object(p.appendUint8Array)(A,o)}this.configureTransmuxer(o,d)}var O=this.transmux(o,f,S,x,n),_=this.currentTransmuxState;return _.contiguous=!0,_.discontinuity=!1,_.trackSwitch=!1,s.executeEnd=r(),O},t.flush=function(e){var t=this,n=e.transmuxing;n.executeStart=r();var s=this.decrypter,o=this.cache,l=this.currentTransmuxState,c=this.decryptionPromise;if(c)return c.then((function(){return t.flush(e)}));var u=[],d=l.timeOffset;if(s){var f=s.flush();f&&u.push(this.push(f,null,e))}var h=o.dataLength;o.reset();var p=this.demuxer,m=this.remuxer;if(!p||!m)return h>=v&&this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),n.executeEnd=r(),[b(e)];var g=p.flush(d);return E(g)?g.then((function(n){return t.flushRemux(u,n,e),u})):(this.flushRemux(u,g,e),u)},t.flushRemux=function(e,t,n){var i=t.audioTrack,a=t.avcTrack,s=t.id3Track,o=t.textTrack,l=this.currentTransmuxState,c=l.accurateTimeOffset,u=l.timeOffset;m.logger.log("[transmuxer.ts]: Flushed fragment "+n.sn+(n.part>-1?" p: "+n.part:"")+" of level "+n.level);var d=this.remuxer.remux(i,a,s,o,u,c,!0,this.id);e.push({remuxResult:d,chunkMeta:n}),n.transmuxing.executeEnd=r()},t.resetInitialTimestamp=function(e){var t=this.demuxer,n=this.remuxer;t&&n&&(t.resetTimeStamp(e),n.resetTimeStamp(e))},t.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},t.resetInitSegment=function(e,t,n,r){var i=this.demuxer,a=this.remuxer;i&&a&&(i.resetInitSegment(t,n,r),a.resetInitSegment(e,t,n))},t.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},t.transmux=function(e,t,n,r,i){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,n,r,i):this.transmuxUnencrypted(e,n,r,i)},t.transmuxUnencrypted=function(e,t,n,r){var i=this.demuxer.demux(e,t,!1,!this.config.progressive),a=i.audioTrack,s=i.avcTrack,o=i.id3Track,l=i.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,t,n,!1,this.id),chunkMeta:r}},t.transmuxSampleAes=function(e,t,n,r,i){var a=this;return this.demuxer.demuxSampleAes(e,t,n).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.avcTrack,e.id3Track,e.textTrack,n,r,!1,a.id),chunkMeta:i}}))},t.configureTransmuxer=function(e,t){for(var n,r=this.config,i=this.observer,a=this.typeSupported,s=this.vendor,o=t.audioCodec,c=t.defaultInitPts,u=t.duration,d=t.initSegmentData,h=t.videoCodec,p=0,v=g.length;p<v;p++)if(g[p].demux.probe(e)){n=g[p];break}n||(m.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),n={demux:l.default,remux:f.default});var y=this.demuxer,b=this.remuxer,E=n.remux,x=n.demux;b&&b instanceof E||(this.remuxer=new E(i,r,a,s)),y&&y instanceof x||(this.demuxer=new x(i,r,a),this.probe=x.probe),this.resetInitSegment(d,o,h,u),this.resetInitialTimestamp(c)},t.needsProbing=function(e,t,n){return!this.demuxer||!this.remuxer||t||n},t.getDecrypter=function(){var e=this.decrypter;return e||(e=this.decrypter=new s.default(this.observer,this.config)),e},e}(),b=function(e){return{remuxResult:{},chunkMeta:e}};function E(e){return"then"in e&&e.then instanceof Function}var x=function(e,t,n,r,i){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=e,this.videoCodec=t,this.initSegmentData=n,this.duration=r,this.defaultInitPts=i},S=function(e,t,n,r,i){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=e,this.contiguous=t,this.accurateTimeOffset=n,this.trackSwitch=r,this.timeOffset=i}},"./src/demux/tsdemuxer.ts":
/*!********************************!*\
!*** ./src/demux/tsdemuxer.ts ***!
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/*! exports provided: discardEPB, default */function(e,t,n){"use strict";n.r(t),n.d(t,"discardEPB",(function(){return E}));var r=n(/*! ./adts */"./src/demux/adts.ts"),i=n(/*! ./mpegaudio */"./src/demux/mpegaudio.ts"),a=n(/*! ./exp-golomb */"./src/demux/exp-golomb.ts"),s=n(/*! ./id3 */"./src/demux/id3.ts"),o=n(/*! ./sample-aes */"./src/demux/sample-aes.ts"),l=n(/*! ../events */"./src/events.ts"),c=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),u=n(/*! ../utils/logger */"./src/utils/logger.ts"),d=n(/*! ../errors */"./src/errors.ts"),f={video:1,audio:2,id3:3,text:4},h=function(){function e(e,t,n){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=e,this.config=t,this.typeSupported=n}e.probe=function(t){var n=e.syncOffset(t);return!(n<0||(n&&u.logger.warn("MPEG2-TS detected but first sync word found @ offset "+n+", junk ahead ?"),0))},e.syncOffset=function(e){for(var t=Math.min(1e3,e.length-564),n=0;n<t;){if(71===e[n]&&71===e[n+188]&&71===e[n+376])return n;n++}return-1},e.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:f[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}};var t=e.prototype;return t.resetInitSegment=function(t,n,r){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=e.createTrack("video",r),this._audioTrack=e.createTrack("audio",r),this._id3Track=e.createTrack("id3",r),this._txtTrack=e.createTrack("text",r),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=t,this.videoCodec=n,this._duration=r},t.resetTimeStamp=function(){},t.resetContiguity=function(){var e=this._audioTrack,t=this._avcTrack,n=this._id3Track;e&&(e.pesData=null),t&&(t.pesData=null),n&&(n.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},t.demux=function(t,n,r,i){var a;void 0===r&&(r=!1),void 0===i&&(i=!1),r||(this.sampleAes=null);var s=this._avcTrack,o=this._audioTrack,f=this._id3Track,h=s.pid,p=s.pesData,y=o.pid,b=f.pid,E=o.pesData,x=f.pesData,S=!1,T=this.pmtParsed,k=this._pmtId,w=t.length;if(this.remainderData&&(w=(t=Object(c.appendUint8Array)(this.remainderData,t)).length,this.remainderData=null),w<188&&!i)return this.remainderData=t,{audioTrack:o,avcTrack:s,id3Track:f,textTrack:this._txtTrack};var C=Math.max(0,e.syncOffset(t));(w-=(w+C)%188)<t.byteLength&&!i&&(this.remainderData=new Uint8Array(t.buffer,w,t.buffer.byteLength-w));for(var L=C;L<w;L+=188)if(71===t[L]){var A=!!(64&t[L+1]),O=((31&t[L+1])<<8)+t[L+2],_=void 0;if((48&t[L+3])>>4>1){if((_=L+5+t[L+4])===L+188)continue}else _=L+4;switch(O){case h:A&&(p&&(a=v(p))&&this.parseAVCPES(a,!1),p={data:[],size:0}),p&&(p.data.push(t.subarray(_,L+188)),p.size+=L+188-_);break;case y:A&&(E&&(a=v(E))&&(o.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),E={data:[],size:0}),E&&(E.data.push(t.subarray(_,L+188)),E.size+=L+188-_);break;case b:A&&(x&&(a=v(x))&&this.parseID3PES(a),x={data:[],size:0}),x&&(x.data.push(t.subarray(_,L+188)),x.size+=L+188-_);break;case 0:A&&(_+=t[_]+1),k=this._pmtId=m(t,_);break;case k:A&&(_+=t[_]+1);var D=g(t,_,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,r);(h=D.avc)>0&&(s.pid=h),(y=D.audio)>0&&(o.pid=y,o.isAAC=D.isAAC),(b=D.id3)>0&&(f.pid=b),S&&!T&&(u.logger.log("reparse from beginning"),S=!1,L=C-188),T=this.pmtParsed=!0;break;case 17:case 8191:break;default:S=!0}}else this.observer.emit(l.Events.ERROR,l.Events.ERROR,{type:d.ErrorTypes.MEDIA_ERROR,details:d.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});s.pesData=p,o.pesData=E,f.pesData=x;var I={audioTrack:o,avcTrack:s,id3Track:f,textTrack:this._txtTrack};return i&&this.extractRemainingSamples(I),I},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,n=e.audioTrack,r=e.avcTrack,i=e.id3Track,a=r.pesData,s=n.pesData,o=i.pesData;a&&(t=v(a))?(this.parseAVCPES(t,!0),r.pesData=null):r.pesData=a,s&&(t=v(s))?(n.isAAC?this.parseAACPES(t):this.parseMPEGPES(t),n.pesData=null):(null!=s&&s.size&&u.logger.log("last AAC PES packet truncated,might overlap between fragments"),n.pesData=s),o&&(t=v(o))?(this.parseID3PES(t),i.pesData=null):i.pesData=o},t.demuxSampleAes=function(e,t,n){var r=this.demux(e,n,!0,!this.config.progressive),i=this.sampleAes=new o.default(this.observer,this.config,t);return this.decrypt(r,i)},t.decrypt=function(e,t){return new Promise((function(n){var r=e.audioTrack,i=e.avcTrack;r.samples&&r.isAAC?t.decryptAacSamples(r.samples,0,(function(){i.samples?t.decryptAvcSamples(i.samples,0,0,(function(){n(e)})):n(e)})):i.samples&&t.decryptAvcSamples(i.samples,0,0,(function(){n(e)}))}))},t.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},t.parseAVCPES=function(e,t){var n,r=this,i=this._avcTrack,o=this.parseAVCNALu(e.data),l=this.avcSample,c=!1;e.data=null,l&&o.length&&!i.audFound&&(y(l,i),l=this.avcSample=p(!1,e.pts,e.dts,"")),o.forEach((function(t){switch(t.type){case 1:n=!0,l||(l=r.avcSample=p(!0,e.pts,e.dts,"")),l.frame=!0;var o=t.data;if(c&&o.length>4){var u=new a.default(o).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(l.key=!0)}break;case 5:n=!0,l||(l=r.avcSample=p(!0,e.pts,e.dts,"")),l.key=!0,l.frame=!0;break;case 6:n=!0;var d=new a.default(E(t.data));d.readUByte();for(var f=0,h=0,m=!1,g=0;!m&&d.bytesAvailable>1;){f=0;do{f+=g=d.readUByte()}while(255===g);h=0;do{h+=g=d.readUByte()}while(255===g);if(4===f&&0!==d.bytesAvailable){if(m=!0,181===d.readUByte()&&49===d.readUShort()&&1195456820===d.readUInt()&&3===d.readUByte()){for(var v=d.readUByte(),x=31&v,S=[v,d.readUByte()],T=0;T<x;T++)S.push(d.readUByte()),S.push(d.readUByte()),S.push(d.readUByte());b(r._txtTrack.samples,{type:3,pts:e.pts,bytes:S})}}else if(5===f&&0!==d.bytesAvailable){if(m=!0,h>16){for(var k=[],w=0;w<16;w++)k.push(d.readUByte().toString(16)),3!==w&&5!==w&&7!==w&&9!==w||k.push("-");for(var C=h-16,L=new Uint8Array(C),A=0;A<C;A++)L[A]=d.readUByte();b(r._txtTrack.samples,{pts:e.pts,payloadType:f,uuid:k.join(""),userData:Object(s.utf8ArrayToStr)(L),userDataBytes:L})}}else if(h<d.bytesAvailable)for(var O=0;O<h;O++)d.readUByte()}break;case 7:if(n=!0,c=!0,!i.sps){var _=new a.default(t.data).readSPS();i.width=_.width,i.height=_.height,i.pixelRatio=_.pixelRatio,i.sps=[t.data],i.duration=r._duration;for(var D=t.data.subarray(1,4),I="avc1.",R=0;R<3;R++){var N=D[R].toString(16);N.length<2&&(N="0"+N),I+=N}i.codec=I}break;case 8:n=!0,i.pps||(i.pps=[t.data]);break;case 9:n=!1,i.audFound=!0,l&&y(l,i),l=r.avcSample=p(!1,e.pts,e.dts,"");break;case 12:n=!1;break;default:n=!1,l&&(l.debug+="unknown NAL "+t.type+" ")}l&&n&&l.units.push(t)})),t&&l&&(y(l,i),this.avcSample=null)},t.getLastNalUnit=function(){var e,t,n=this.avcSample;if(!n||0===n.units.length){var r=this._avcTrack.samples;n=r[r.length-1]}if(null!==(e=n)&&void 0!==e&&e.units){var i=n.units;t=i[i.length-1]}return t},t.parseAVCNALu=function(e){var t,n,r=e.byteLength,i=this._avcTrack,a=i.naluState||0,s=a,o=[],l=0,c=-1,u=0;for(-1===a&&(c=0,u=31&e[0],a=0,l=1);l<r;)if(t=e[l++],a)if(1!==a)if(t)if(1===t){if(c>=0){var d={data:e.subarray(c,l-a-1),type:u};o.push(d)}else{var f=this.getLastNalUnit();if(f&&(s&&l<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),(n=l-a-1)>0)){var h=new Uint8Array(f.data.byteLength+n);h.set(f.data,0),h.set(e.subarray(0,n),f.data.byteLength),f.data=h,f.state=0}}l<r?(c=l,u=31&e[l],a=0):a=-1}else a=0;else a=3;else a=t?0:2;else a=t?0:1;if(c>=0&&a>=0){var p={data:e.subarray(c,r),type:u,state:a};o.push(p)}if(0===o.length){var m=this.getLastNalUnit();if(m){var g=new Uint8Array(m.data.byteLength+e.byteLength);g.set(m.data,0),g.set(e,m.data.byteLength),m.data=g}}return i.naluState=a,o},t.parseAACPES=function(e){var t,n,i,a,s,o=0,c=this._audioTrack,f=this.aacOverFlow,h=e.data;if(f){this.aacOverFlow=null;var p=f.sample.unit.byteLength,m=Math.min(f.missing,p),g=p-m;f.sample.unit.set(h.subarray(0,m),g),c.samples.push(f.sample),o=f.missing}for(t=o,n=h.length;t<n-1&&!r.isHeader(h,t);t++);if(t===o||(t<n-1?(i="AAC PES did not start with ADTS header,offset:"+t,a=!1):(i="no ADTS header found in AAC PES",a=!0),u.logger.warn("parsing error:"+i),this.observer.emit(l.Events.ERROR,l.Events.ERROR,{type:d.ErrorTypes.MEDIA_ERROR,details:d.ErrorDetails.FRAG_PARSING_ERROR,fatal:a,reason:i}),!a)){if(r.initTrackConfig(c,this.observer,h,t,this.audioCodec),void 0!==e.pts)s=e.pts;else{if(!f)return void u.logger.warn("[tsdemuxer]: AAC PES unknown PTS");var v=r.getFrameDuration(c.samplerate);s=f.sample.pts+v}for(var y=0;t<n;){if(r.isHeader(h,t)){if(t+5<n){var b=r.appendFrame(c,h,t,s,y);if(b){if(!b.missing){t+=b.length,y++;continue}this.aacOverFlow=b}}break}t++}}},t.parseMPEGPES=function(e){var t=e.data,n=t.length,r=0,a=0,s=e.pts;if(void 0!==s)for(;a<n;)if(i.isHeader(t,a)){var o=i.appendFrame(this._audioTrack,t,a,s,r);if(!o)break;a+=o.length,r++}else a++;else u.logger.warn("[tsdemuxer]: MPEG PES unknown PTS")},t.parseID3PES=function(e){void 0!==e.pts?this._id3Track.samples.push(e):u.logger.warn("[tsdemuxer]: ID3 PES unknown PTS")},e}();function p(e,t,n,r){return{key:e,frame:!1,pts:t,dts:n,units:[],debug:r,length:0}}function m(e,t){return(31&e[t+10])<<8|e[t+11]}function g(e,t,n,r){var i={audio:-1,avc:-1,id3:-1,isAAC:!0},a=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t<a;){var s=(31&e[t+1])<<8|e[t+2];switch(e[t]){case 207:if(!r){u.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:-1===i.audio&&(i.audio=s);break;case 21:-1===i.id3&&(i.id3=s);break;case 219:if(!r){u.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:-1===i.avc&&(i.avc=s);break;case 3:case 4:n?-1===i.audio&&(i.audio=s,i.isAAC=!1):u.logger.log("MPEG audio found, not supported in this browser");break;case 36:u.logger.warn("Unsupported HEVC stream type found")}t+=5+((15&e[t+3])<<8|e[t+4])}return i}function v(e){var t,n,r,i,a,s=0,o=e.data;if(!e||0===e.size)return null;for(;o[0].length<19&&o.length>1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((n=(t[4]<<8)+t[5])&&n>e.size-6)return null;var c=t[7];192&c&&(i=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&c?i-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(u.logger.warn(Math.round((i-a)/9e4)+"s delta between PTS and DTS, align them"),i=a):a=i);var d=(r=t[8])+9;if(e.size<=d)return null;e.size-=d;for(var f=new Uint8Array(e.size),h=0,p=o.length;h<p;h++){var m=(t=o[h]).byteLength;if(d){if(d>m){d-=m;continue}t=t.subarray(d),m-=d,d=0}f.set(t,s),s+=m}return n&&(n-=r+3),{data:f,pts:i,dts:a,len:n}}return null}function y(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var n=t.samples,r=n.length;if(!r)return void t.dropped++;var i=n[r-1];e.pts=i.pts,e.dts=i.dts}t.samples.push(e)}e.debug.length&&u.logger.log(e.pts+"/"+e.dts+":"+e.debug)}function b(e,t){var n=e.length;if(n>0){if(t.pts>=e[n-1].pts)e.push(t);else for(var r=n-1;r>=0;r--)if(t.pts<e[r].pts){e.splice(r,0,t);break}}else e.push(t)}function E(e){for(var t=e.byteLength,n=[],r=1;r<t-2;)0===e[r]&&0===e[r+1]&&3===e[r+2]?(n.push(r+2),r+=2):r++;if(0===n.length)return e;var i=t-n.length,a=new Uint8Array(i),s=0;for(r=0;r<i;s++,r++)s===n[0]&&(s++,n.shift()),a[r]=e[s];return a}h.minProbeByteLength=188,t.default=h},"./src/errors.ts":
/*!***********************!*\
!*** ./src/errors.ts ***!
\***********************/
/*! exports provided: ErrorTypes, ErrorDetails */function(e,t,n){"use strict";var r,i;n.r(t),n.d(t,"ErrorTypes",(function(){return r})),n.d(t,"ErrorDetails",(function(){return i})),function(e){e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError"}(r||(r={})),function(e){e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown"}(i||(i={}))},"./src/events.ts":
/*!***********************!*\
!*** ./src/events.ts ***!
\***********************/
/*! exports provided: Events */function(e,t,n){"use strict";var r;n.r(t),n.d(t,"Events",(function(){return r})),function(e){e.MEDIA_ATTACHING="hlsMediaAttaching",e.MEDIA_ATTACHED="hlsMediaAttached",e.MEDIA_DETACHING="hlsMediaDetaching",e.MEDIA_DETACHED="hlsMediaDetached",e.BUFFER_RESET="hlsBufferReset",e.BUFFER_CODECS="hlsBufferCodecs",e.BUFFER_CREATED="hlsBufferCreated",e.BUFFER_APPENDING="hlsBufferAppending",e.BUFFER_APPENDED="hlsBufferAppended",e.BUFFER_EOS="hlsBufferEos",e.BUFFER_FLUSHING="hlsBufferFlushing",e.BUFFER_FLUSHED="hlsBufferFlushed",e.MANIFEST_LOADING="hlsManifestLoading",e.MANIFEST_LOADED="hlsManifestLoaded",e.MANIFEST_PARSED="hlsManifestParsed",e.LEVEL_SWITCHING="hlsLevelSwitching",e.LEVEL_SWITCHED="hlsLevelSwitched",e.LEVEL_LOADING="hlsLevelLoading",e.LEVEL_LOADED="hlsLevelLoaded",e.LEVEL_UPDATED="hlsLevelUpdated",e.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",e.LEVELS_UPDATED="hlsLevelsUpdated",e.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",e.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",e.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",e.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",e.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",e.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",e.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",e.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",e.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",e.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",e.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",e.CUES_PARSED="hlsCuesParsed",e.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",e.INIT_PTS_FOUND="hlsInitPtsFound",e.FRAG_LOADING="hlsFragLoading",e.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",e.FRAG_LOADED="hlsFragLoaded",e.FRAG_DECRYPTED="hlsFragDecrypted",e.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",e.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",e.FRAG_PARSING_METADATA="hlsFragParsingMetadata",e.FRAG_PARSED="hlsFragParsed",e.FRAG_BUFFERED="hlsFragBuffered",e.FRAG_CHANGED="hlsFragChanged",e.FPS_DROP="hlsFpsDrop",e.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",e.ERROR="hlsError",e.DESTROYING="hlsDestroying",e.KEY_LOADING="hlsKeyLoading",e.KEY_LOADED="hlsKeyLoaded",e.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",e.BACK_BUFFER_REACHED="hlsBackBufferReached"}(r||(r={}))},"./src/hls.ts":
/*!********************!*\
!*** ./src/hls.ts ***!
\********************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return y}));var r=n(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js"),i=n(/*! ./loader/playlist-loader */"./src/loader/playlist-loader.ts"),a=n(/*! ./loader/key-loader */"./src/loader/key-loader.ts"),s=n(/*! ./controller/id3-track-controller */"./src/controller/id3-track-controller.ts"),o=n(/*! ./controller/latency-controller */"./src/controller/latency-controller.ts"),l=n(/*! ./controller/level-controller */"./src/controller/level-controller.ts"),c=n(/*! ./controller/fragment-tracker */"./src/controller/fragment-tracker.ts"),u=n(/*! ./controller/stream-controller */"./src/controller/stream-controller.ts"),d=n(/*! ./is-supported */"./src/is-supported.ts"),f=n(/*! ./utils/logger */"./src/utils/logger.ts"),h=n(/*! ./config */"./src/config.ts"),p=n(/*! eventemitter3 */"./node_modules/eventemitter3/index.js"),m=n(/*! ./events */"./src/events.ts"),g=n(/*! ./errors */"./src/errors.ts");function v(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var y=function(){function e(t){void 0===t&&(t={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new p.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 n=this.config=Object(h.mergeConfig)(e.DefaultConfig,t);this.userConfig=t,Object(f.enableLogs)(n.debug),this._autoLevelCapping=-1,n.progressive&&Object(h.enableStreamingMode)(n);var r=n.abrController,d=n.bufferController,m=n.capLevelController,g=n.fpsController,v=this.abrController=new r(this),y=this.bufferController=new d(this),b=this.capLevelController=new m(this),E=new g(this),x=new i.default(this),S=new a.default(this),T=new s.default(this),k=this.levelController=new l.default(this),w=new c.FragmentTracker(this),C=this.streamController=new u.default(this,w);b.setStreamController(C),E.setStreamController(C);var L=[k,C];this.networkControllers=L;var A=[x,S,v,y,b,E,T,w];this.audioTrackController=this.createController(n.audioTrackController,null,L),this.createController(n.audioStreamController,w,L),this.subtitleTrackController=this.createController(n.subtitleTrackController,null,L),this.createController(n.subtitleStreamController,w,L),this.createController(n.timelineController,null,A),this.emeController=this.createController(n.emeController,null,A),this.cmcdController=this.createController(n.cmcdController,null,A),this.latencyController=this.createController(o.default,null,A),this.coreComponents=A}e.isSupported=function(){return Object(d.isSupported)()};var t,n,y,b=e.prototype;return b.createController=function(e,t,n){if(e){var r=t?new e(this,t):new e(this);return n&&n.push(r),r}return null},b.on=function(e,t,n){void 0===n&&(n=this),this._emitter.on(e,t,n)},b.once=function(e,t,n){void 0===n&&(n=this),this._emitter.once(e,t,n)},b.removeAllListeners=function(e){this._emitter.removeAllListeners(e)},b.off=function(e,t,n,r){void 0===n&&(n=this),this._emitter.off(e,t,n,r)},b.listeners=function(e){return this._emitter.listeners(e)},b.emit=function(e,t,n){return this._emitter.emit(e,t,n)},b.trigger=function(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(t){f.logger.error("An internal error happened while handling event "+e+'. Error message: "'+t.message+'". Here is a stacktrace:',t),this.trigger(m.Events.ERROR,{type:g.ErrorTypes.OTHER_ERROR,details:g.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:e,error:t})}return!1},b.listenerCount=function(e){return this._emitter.listenerCount(e)},b.destroy=function(){f.logger.log("destroy"),this.trigger(m.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach((function(e){return e.destroy()})),this.networkControllers.length=0,this.coreComponents.forEach((function(e){return e.destroy()})),this.coreComponents.length=0},b.attachMedia=function(e){f.logger.log("attachMedia"),this._media=e,this.trigger(m.Events.MEDIA_ATTACHING,{media:e})},b.detachMedia=function(){f.logger.log("detachMedia"),this.trigger(m.Events.MEDIA_DETACHING,void 0),this._media=null},b.loadSource=function(e){this.stopLoad();var t=this.media,n=this.url,i=this.url=r.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});f.logger.log("loadSource:"+i),t&&n&&n!==i&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(t)),this.trigger(m.Events.MANIFEST_LOADING,{url:e})},b.startLoad=function(e){void 0===e&&(e=-1),f.logger.log("startLoad("+e+")"),this.networkControllers.forEach((function(t){t.startLoad(e)}))},b.stopLoad=function(){f.logger.log("stopLoad"),this.networkControllers.forEach((function(e){e.stopLoad()}))},b.swapAudioCodec=function(){f.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},b.recoverMediaError=function(){f.logger.log("recoverMediaError");var e=this._media;this.detachMedia(),e&&this.attachMedia(e)},b.removeLevel=function(e,t){void 0===t&&(t=0),this.levelController.removeLevel(e,t)},t=e,y=[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return m.Events}},{key:"ErrorTypes",get:function(){return g.ErrorTypes}},{key:"ErrorDetails",get:function(){return g.ErrorDetails}},{key:"DefaultConfig",get:function(){return e.defaultConfig?e.defaultConfig:h.hlsDefaultConfig},set:function(t){e.defaultConfig=t}}],(n=[{key:"levels",get:function(){var e=this.levelController.levels;return e||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(e){f.logger.log("set currentLevel:"+e),this.loadLevel=e,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(e){f.logger.log("set nextLevel:"+e),this.levelController.manualLevel=e,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(e){f.logger.log("set loadLevel:"+e),this.levelController.manualLevel=e}},{key:"nextLoadLevel",get:function(){return 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this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}])&&v(t.prototype,n),y&&v(t,y),e}();y.defaultConfig=void 0},"./src/is-supported.ts":
/*!*****************************!*\
!*** ./src/is-supported.ts ***!
\*****************************/
/*! exports provided: isSupported, changeTypeSupported */function(e,t,n){"use strict";n.r(t),n.d(t,"isSupported",(function(){return a})),n.d(t,"changeTypeSupported",(function(){return s}));var r=n(/*! ./utils/mediasource-helper */"./src/utils/mediasource-helper.ts");function i(){return self.SourceBuffer||self.WebKitSourceBuffer}function a(){var e=Object(r.getMediaSource)();if(!e)return!1;var t=i(),n=e&&"function"==typeof e.isTypeSupported&&e.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"'),a=!t||t.prototype&&"function"==typeof t.prototype.appendBuffer&&"function"==typeof t.prototype.remove;return!!n&&!!a}function s(){var e,t=i();return"function"==typeof(null==t||null===(e=t.prototype)||void 0===e?void 0:e.changeType)}},"./src/loader/fragment-loader.ts":
/*!***************************************!*\
!*** ./src/loader/fragment-loader.ts ***!
\***************************************/
/*! exports provided: default, LoadError */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return d})),n.d(t,"LoadError",(function(){return h}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../errors */"./src/errors.ts");function a(e){var t="function"==typeof Map?new Map:void 0;return(a=function(e){if(null===e||(n=e,-1===Function.toString.call(n).indexOf("[native code]")))return e;var n;if("function"!=typeof e)throw new TypeError("Super expression must either be null or a function");if(void 0!==t){if(t.has(e))return t.get(e);t.set(e,r)}function r(){return s(e,arguments,c(this).constructor)}return r.prototype=Object.create(e.prototype,{constructor:{value:r,enumerable:!1,writable:!0,configurable:!0}}),l(r,e)})(e)}function s(e,t,n){return(s=o()?Reflect.construct:function(e,t,n){var r=[null];r.push.apply(r,t);var i=new(Function.bind.apply(e,r));return n&&l(i,n.prototype),i}).apply(null,arguments)}function o(){if("undefined"==typeof 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a=this.config,s=a.fLoader,o=a.loader;return new Promise((function(r,l){n.loader&&n.loader.destroy();var c=n.loader=e.loader=s?new s(a):new o(a),d=f(e),p={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:u};e.stats=c.stats,c.load(d,p,{onSuccess:function(t,i,a,s){n.resetLoader(e,c),r({frag:e,part:null,payload:t.data,networkDetails:s})},onError:function(t,r,a){n.resetLoader(e,c),l(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:t,networkDetails:a}))},onAbort:function(t,r,a){n.resetLoader(e,c),l(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,networkDetails:a}))},onTimeout:function(t,r,a){n.resetLoader(e,c),l(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,networkDetails:a}))},onProgress:function(n,r,i,a){t&&t({frag:e,part:null,payload:i,networkDetails:a})}})}))},t.loadPart=function(e,t,n){var r=this;this.abort();var a=this.config,s=a.fLoader,o=a.loader;return new Promise((function(l,c){r.loader&&r.loader.destroy();var d=r.loader=e.loader=s?new s(a):new o(a),p=f(e,t),m={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:u};t.stats=d.stats,d.load(p,m,{onSuccess:function(i,a,s,o){r.resetLoader(e,d),r.updateStatsFromPart(e,t);var c={frag:e,part:t,payload:i.data,networkDetails:o};n(c),l(c)},onError:function(n,a,s){r.resetLoader(e,d),c(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:n,networkDetails:s}))},onAbort:function(n,a,s){e.stats.aborted=t.stats.aborted,r.resetLoader(e,d),c(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,networkDetails:s}))},onTimeout:function(n,a,s){r.resetLoader(e,d),c(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,networkDetails:s}))}})}))},t.updateStatsFromPart=function(e,t){var n=e.stats,r=t.stats,i=r.total;if(n.loaded+=r.loaded,i){var a=Math.round(e.duration/t.duration),s=Math.min(Math.round(n.loaded/i),a),o=(a-s)*Math.round(n.loaded/s);n.total=n.loaded+o}else n.total=Math.max(n.loaded,n.total);var l=n.loading,c=r.loading;l.start?l.first+=c.first-c.start:(l.start=c.start,l.first=c.first),l.end=c.end},t.resetLoader=function(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()},e}();function f(e,t){void 0===t&&(t=null);var n=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:n.url,headers:{},rangeStart:0,rangeEnd:0},a=n.byteRangeStartOffset,s=n.byteRangeEndOffset;return 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/*!********************************!*\
!*** ./src/loader/fragment.ts ***!
\********************************/
/*! exports provided: ElementaryStreamTypes, BaseSegment, Fragment, Part */function(e,t,n){"use strict";n.r(t),n.d(t,"ElementaryStreamTypes",(function(){return r})),n.d(t,"BaseSegment",(function(){return h})),n.d(t,"Fragment",(function(){return p})),n.d(t,"Part",(function(){return m}));var r,i=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),a=n(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=n(/*! ./level-key */"./src/loader/level-key.ts"),l=n(/*! ./load-stats */"./src/loader/load-stats.ts");function c(e,t){e.prototype=Object.create(t.prototype),e.prototype.constructor=e,u(e,t)}function u(e,t){return(u=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function d(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function f(e,t,n){return t&&d(e.prototype,t),n&&d(e,n),e}!function(e){e.AUDIO="audio",e.VIDEO="video",e.AUDIOVIDEO="audiovideo"}(r||(r={}));var h=function(){function e(e){var t;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=((t={})[r.AUDIO]=null,t[r.VIDEO]=null,t[r.AUDIOVIDEO]=null,t),this.baseurl=e}return e.prototype.setByteRange=function(e,t){var n=e.split("@",2),r=[];1===n.length?r[0]=t?t.byteRangeEndOffset:0:r[0]=parseInt(n[1]),r[1]=parseInt(n[0])+r[0],this._byteRange=r},f(e,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(a.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(e){this._url=e}}]),e}(),p=function(e){function t(t,n){var r;return(r=e.call(this,n)||this)._decryptdata=null,r.rawProgramDateTime=null,r.programDateTime=null,r.tagList=[],r.duration=0,r.sn=0,r.levelkey=void 0,r.type=void 0,r.loader=null,r.level=-1,r.cc=0,r.startPTS=void 0,r.endPTS=void 0,r.appendedPTS=void 0,r.startDTS=void 0,r.endDTS=void 0,r.start=0,r.deltaPTS=void 0,r.maxStartPTS=void 0,r.minEndPTS=void 0,r.stats=new l.LoadStats,r.urlId=0,r.data=void 0,r.bitrateTest=!1,r.title=null,r.initSegment=null,r.type=t,r}c(t,e);var n=t.prototype;return n.createInitializationVector=function(e){for(var t=new Uint8Array(16),n=12;n<16;n++)t[n]=e>>8*(15-n)&255;return t},n.setDecryptDataFromLevelKey=function(e,t){var n=e;return"AES-128"===(null==e?void 0:e.method)&&e.uri&&!e.iv&&((n=o.LevelKey.fromURI(e.uri)).method=e.method,n.iv=this.createInitializationVector(t),n.keyFormat="identity"),n},n.setElementaryStreamInfo=function(e,t,n,r,i,a){void 0===a&&(a=!1);var s=this.elementaryStreams,o=s[e];o?(o.startPTS=Math.min(o.startPTS,t),o.endPTS=Math.max(o.endPTS,n),o.startDTS=Math.min(o.startDTS,r),o.endDTS=Math.max(o.endDTS,i)):s[e]={startPTS:t,endPTS:n,startDTS:r,endDTS:i,partial:a}},n.clearElementaryStreamInfo=function(){var e=this.elementaryStreams;e[r.AUDIO]=null,e[r.VIDEO]=null,e[r.AUDIOVIDEO]=null},f(t,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var e=this.sn;"number"!=typeof e&&(this.levelkey&&"AES-128"===this.levelkey.method&&!this.levelkey.iv&&s.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),e=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,e)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(null===this.programDateTime)return null;if(!Object(i.isFiniteNumber)(this.programDateTime))return null;var e=Object(i.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+1e3*e}},{key:"encrypted",get:function(){var e;return!(null===(e=this.decryptdata)||void 0===e||!e.keyFormat||!this.decryptdata.uri)}}]),t}(h),m=function(e){function t(t,n,r,i,a){var s;(s=e.call(this,r)||this).fragOffset=0,s.duration=0,s.gap=!1,s.independent=!1,s.relurl=void 0,s.fragment=void 0,s.index=void 0,s.stats=new l.LoadStats,s.duration=t.decimalFloatingPoint("DURATION"),s.gap=t.bool("GAP"),s.independent=t.bool("INDEPENDENT"),s.relurl=t.enumeratedString("URI"),s.fragment=n,s.index=i;var o=t.enumeratedString("BYTERANGE");return o&&s.setByteRange(o,a),a&&(s.fragOffset=a.fragOffset+a.duration),s}return c(t,e),f(t,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var e=this.elementaryStreams;return!!(e.audio||e.video||e.audiovideo)}}]),t}(h)},"./src/loader/key-loader.ts":
/*!**********************************!*\
!*** ./src/loader/key-loader.ts ***!
\**********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return s}));var r=n(/*! ../events */"./src/events.ts"),i=n(/*! ../errors */"./src/errors.ts"),a=n(/*! ../utils/logger */"./src/utils/logger.ts"),s=function(){function e(e){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){this.hls.on(r.Events.KEY_LOADING,this.onKeyLoading,this)},t._unregisterListeners=function(){this.hls.off(r.Events.KEY_LOADING,this.onKeyLoading)},t.destroy=function(){for(var e in this._unregisterListeners(),this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={}},t.onKeyLoading=function(e,t){var n=t.frag,i=n.type,s=this.loaders[i];if(n.decryptdata){var o=n.decryptdata.uri;if(o!==this.decrypturl||null===this.decryptkey){var l=this.hls.config;if(s&&(a.logger.warn("abort previous key loader for type:"+i),s.abort()),!o)return void a.logger.warn("key uri is falsy");var c=l.loader,u=n.loader=this.loaders[i]=new c(l);this.decrypturl=o,this.decryptkey=null;var d={url:o,frag:n,responseType:"arraybuffer"},f={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},h={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(d,f,h)}else this.decryptkey&&(n.decryptdata.key=this.decryptkey,this.hls.trigger(r.Events.KEY_LOADED,{frag:n}))}else a.logger.warn("Missing decryption data on fragment in onKeyLoading")},t.loadsuccess=function(e,t,n){var i=n.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(r.Events.KEY_LOADED,{frag:i})):a.logger.error("after key load, decryptdata unset")},t.loaderror=function(e,t){var n=t.frag,a=n.loader;a&&a.abort(),delete this.loaders[n.type],this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:n,response:e})},t.loadtimeout=function(e,t){var n=t.frag,a=n.loader;a&&a.abort(),delete this.loaders[n.type],this.hls.trigger(r.Events.ERROR,{type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:n})},e}()},"./src/loader/level-details.ts":
/*!*************************************!*\
!*** ./src/loader/level-details.ts ***!
\*************************************/
/*! exports provided: LevelDetails */function(e,t,n){"use strict";n.r(t),n.d(t,"LevelDetails",(function(){return a}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts");function i(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var a=function(){function e(e){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=e}var t,n,a;return e.prototype.reloaded=function(e){if(!e)return this.advanced=!0,void(this.updated=!0);var t=this.lastPartSn-e.lastPartSn,n=this.lastPartIndex-e.lastPartIndex;this.updated=this.endSN!==e.endSN||!!n||!!t,this.advanced=this.endSN>e.endSN||t>0||0===t&&n>0,this.updated||this.advanced?this.misses=Math.floor(.6*e.misses):this.misses=e.misses+1,this.availabilityDelay=e.availabilityDelay},t=e,(n=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(r.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var e=this.driftEndTime-this.driftStartTime;return e>0?1e3*(this.driftEnd-this.driftStart)/e:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var e;return null!==(e=this.partList)&&void 0!==e&&e.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var e;return null!==(e=this.fragments)&&void 0!==e&&e.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var e;return null!==(e=this.partList)&&void 0!==e&&e.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var e;return null!==(e=this.partList)&&void 0!==e&&e.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&i(t.prototype,n),a&&i(t,a),e}()},"./src/loader/level-key.ts":
/*!*********************************!*\
!*** ./src/loader/level-key.ts ***!
\*********************************/
/*! exports provided: LevelKey */function(e,t,n){"use strict";n.r(t),n.d(t,"LevelKey",(function(){return a}));var r=n(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js");function i(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var a=function(){function e(e,t){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,this._uri=t?Object(r.buildAbsoluteURL)(e,t,{alwaysNormalize:!0}):e}var t,n,a;return e.fromURL=function(t,n){return new e(t,n)},e.fromURI=function(t){return new e(t)},t=e,(n=[{key:"uri",get:function(){return this._uri}}])&&i(t.prototype,n),a&&i(t,a),e}()},"./src/loader/load-stats.ts":
/*!**********************************!*\
!*** ./src/loader/load-stats.ts ***!
\**********************************/
/*! exports provided: LoadStats */function(e,t,n){"use strict";n.r(t),n.d(t,"LoadStats",(function(){return r}));var r=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":
/*!***********************************!*\
!*** ./src/loader/m3u8-parser.ts ***!
\***********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return g}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js"),a=n(/*! ./fragment */"./src/loader/fragment.ts"),s=n(/*! ./level-details */"./src/loader/level-details.ts"),o=n(/*! ./level-key */"./src/loader/level-key.ts"),l=n(/*! ../utils/attr-list */"./src/utils/attr-list.ts"),c=n(/*! ../utils/logger */"./src/utils/logger.ts"),u=n(/*! ../utils/codecs */"./src/utils/codecs.ts"),d=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,f=/#EXT-X-MEDIA:(.*)/g,h=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),p=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),m=/\.(mp4|m4s|m4v|m4a)$/i,g=function(){function e(){}return e.findGroup=function(e,t){for(var n=0;n<e.length;n++){var r=e[n];if(r.id===t)return r}},e.convertAVC1ToAVCOTI=function(e){var t=e.split(".");if(t.length>2){var n=t.shift()+".";return n+=parseInt(t.shift()).toString(16),n+=("000"+parseInt(t.shift()).toString(16)).substr(-4)}return e},e.resolve=function(e,t){return i.buildAbsoluteURL(t,e,{alwaysNormalize:!0})},e.parseMasterPlaylist=function(t,n){var r,i=[],a={},s=!1;for(d.lastIndex=0;null!=(r=d.exec(t));)if(r[1]){var o=new l.AttrList(r[1]),c={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:e.resolve(r[2],n)},u=o.decimalResolution("RESOLUTION");u&&(c.width=u.width,c.height=u.height),v((o.CODECS||"").split(/[ ,]+/).filter((function(e){return e})),c),c.videoCodec&&-1!==c.videoCodec.indexOf("avc1")&&(c.videoCodec=e.convertAVC1ToAVCOTI(c.videoCodec)),i.push(c)}else if(r[3]){var f=new l.AttrList(r[3]);f["DATA-ID"]&&(s=!0,a[f["DATA-ID"]]=f)}return{levels:i,sessionData:s?a:null}},e.parseMasterPlaylistMedia=function(t,n,r,i){var a;void 0===i&&(i=[]);var s=[],o=0;for(f.lastIndex=0;null!==(a=f.exec(t));){var c=new l.AttrList(a[1]);if(c.TYPE===r){var u={attrs:c,bitrate:0,id:o++,groupId:c["GROUP-ID"],instreamId:c["INSTREAM-ID"],name:c.NAME||c.LANGUAGE||"",type:r,default:c.bool("DEFAULT"),autoselect:c.bool("AUTOSELECT"),forced:c.bool("FORCED"),lang:c.LANGUAGE,url:c.URI?e.resolve(c.URI,n):""};if(i.length){var d=e.findGroup(i,u.groupId)||i[0];y(u,d,"audioCodec"),y(u,d,"textCodec")}s.push(u)}}return s},e.parseLevelPlaylist=function(e,t,n,u,d){var f,g,v,y=new s.LevelDetails(t),E=y.fragments,x=null,S=0,T=0,k=0,w=0,C=null,L=new a.Fragment(u,t),A=-1,O=!1;for(h.lastIndex=0,y.m3u8=e;null!==(f=h.exec(e));){O&&(O=!1,(L=new a.Fragment(u,t)).start=k,L.sn=S,L.cc=w,L.level=n,x&&(L.initSegment=x,L.rawProgramDateTime=x.rawProgramDateTime));var _=f[1];if(_){L.duration=parseFloat(_);var D=(" "+f[2]).slice(1);L.title=D||null,L.tagList.push(D?["INF",_,D]:["INF",_])}else if(f[3])Object(r.isFiniteNumber)(L.duration)&&(L.start=k,v&&(L.levelkey=v),L.sn=S,L.level=n,L.cc=w,L.urlId=d,E.push(L),L.relurl=(" "+f[3]).slice(1),b(L,C),C=L,k+=L.duration,S++,T=0,O=!0);else if(f[4]){var I=(" "+f[4]).slice(1);C?L.setByteRange(I,C):L.setByteRange(I)}else if(f[5])L.rawProgramDateTime=(" "+f[5]).slice(1),L.tagList.push(["PROGRAM-DATE-TIME",L.rawProgramDateTime]),-1===A&&(A=E.length);else{if(!(f=f[0].match(p))){c.logger.warn("No matches on slow regex match for level playlist!");continue}for(g=1;g<f.length&&void 0===f[g];g++);var R=(" "+f[g]).slice(1),N=(" "+f[g+1]).slice(1),M=f[g+2]?(" "+f[g+2]).slice(1):"";switch(R){case"PLAYLIST-TYPE":y.type=N.toUpperCase();break;case"MEDIA-SEQUENCE":S=y.startSN=parseInt(N);break;case"SKIP":var P=new l.AttrList(N),F=P.decimalInteger("SKIPPED-SEGMENTS");if(Object(r.isFiniteNumber)(F)){y.skippedSegments=F;for(var j=F;j--;)E.unshift(null);S+=F}var B=P.enumeratedString("RECENTLY-REMOVED-DATERANGES");B&&(y.recentlyRemovedDateranges=B.split("\t"));break;case"TARGETDURATION":y.targetduration=parseFloat(N);break;case"VERSION":y.version=parseInt(N);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(N||M)&&L.tagList.push(M?[N,M]:[N]);break;case"DIS":w++;case"GAP":L.tagList.push([R]);break;case"BITRATE":L.tagList.push([R,N]);break;case"DISCONTINUITY-SEQ":w=parseInt(N);break;case"KEY":var U,H=new l.AttrList(N),G=H.enumeratedString("METHOD"),z=H.URI,W=H.hexadecimalInteger("IV"),K=H.enumeratedString("KEYFORMATVERSIONS"),q=H.enumeratedString("KEYID"),V=null!=(U=H.enumeratedString("KEYFORMAT"))?U:"identity";if(["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"].indexOf(V)>-1){c.logger.warn("Keyformat "+V+" is not supported from the manifest");continue}if("identity"!==V)continue;G&&(v=o.LevelKey.fromURL(t,z),z&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(G)>=0&&(v.method=G,v.keyFormat=V,q&&(v.keyID=q),K&&(v.keyFormatVersions=K),v.iv=W));break;case"START":var Y=new l.AttrList(N).decimalFloatingPoint("TIME-OFFSET");Object(r.isFiniteNumber)(Y)&&(y.startTimeOffset=Y);break;case"MAP":var $=new l.AttrList(N);L.relurl=$.URI,$.BYTERANGE&&L.setByteRange($.BYTERANGE),L.level=n,L.sn="initSegment",v&&(L.levelkey=v),L.initSegment=null,x=L,O=!0;break;case"SERVER-CONTROL":var X=new l.AttrList(N);y.canBlockReload=X.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=X.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&X.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=X.optionalFloat("PART-HOLD-BACK",0),y.holdBack=X.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var J=new l.AttrList(N);y.partTarget=J.decimalFloatingPoint("PART-TARGET");break;case"PART":var Z=y.partList;Z||(Z=y.partList=[]);var Q=T>0?Z[Z.length-1]:void 0,ee=T++,te=new a.Part(new l.AttrList(N),L,t,ee,Q);Z.push(te),L.duration+=te.duration;break;case"PRELOAD-HINT":var ne=new l.AttrList(N);y.preloadHint=ne;break;case"RENDITION-REPORT":var re=new l.AttrList(N);y.renditionReports=y.renditionReports||[],y.renditionReports.push(re);break;default:c.logger.warn("line parsed but not handled: "+f)}}}C&&!C.relurl?(E.pop(),k-=C.duration,y.partList&&(y.fragmentHint=C)):y.partList&&(b(L,C),L.cc=w,y.fragmentHint=L);var ie=E.length,ae=E[0],se=E[ie-1];if((k+=y.skippedSegments*y.targetduration)>0&&ie&&se){y.averagetargetduration=k/ie;var oe=se.sn;y.endSN="initSegment"!==oe?oe:0,ae&&(y.startCC=ae.cc,ae.initSegment||y.fragments.every((function(e){return e.relurl&&(t=e.relurl,m.test(null!=(n=null===(r=i.parseURL(t))||void 0===r?void 0:r.path)?n:""));var t,n,r}))&&(c.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(L=new a.Fragment(u,t)).relurl=se.relurl,L.level=n,L.sn="initSegment",ae.initSegment=L,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(k+=y.fragmentHint.duration),y.totalduration=k,y.endCC=w,A>0&&function(e,t){for(var n=e[t],r=t;r--;){var i=e[r];if(!i)return;i.programDateTime=n.programDateTime-1e3*i.duration,n=i}}(E,A),y},e}();function v(e,t){["video","audio","text"].forEach((function(n){var r=e.filter((function(e){return Object(u.isCodecType)(e,n)}));if(r.length){var i=r.filter((function(e){return 0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)}));t[n+"Codec"]=i.length>0?i[0]:r[0],e=e.filter((function(e){return-1===r.indexOf(e)}))}})),t.unknownCodecs=e}function y(e,t,n){var r=t[n];r&&(e[n]=r)}function b(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),Object(r.isFiniteNumber)(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":
/*!***************************************!*\
!*** ./src/loader/playlist-loader.ts ***!
\***************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../events */"./src/events.ts"),a=n(/*! ../errors */"./src/errors.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),l=n(/*! ./m3u8-parser */"./src/loader/m3u8-parser.ts"),c=n(/*! ../types/loader */"./src/types/loader.ts"),u=n(/*! ../utils/attr-list */"./src/utils/attr-list.ts");function d(e,t){var n=e.url;return void 0!==n&&0!==n.indexOf("data:")||(n=t.url),n}var f=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.hls=e,this.registerListeners()}var t=e.prototype;return t.registerListeners=function(){var e=this.hls;e.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(i.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(i.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(i.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(i.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(i.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,n=t.pLoader,r=t.loader,i=new(n||r)(t);return e.loader=i,this.loaders[e.type]=i,i},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var n=t.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:c.PlaylistContextType.MANIFEST,url:n,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var n=t.id,r=t.level,i=t.url,a=t.deliveryDirectives;this.load({id:n,groupId:null,level:r,responseType:"text",type:c.PlaylistContextType.LEVEL,url:i,deliveryDirectives:a})},t.onAudioTrackLoading=function(e,t){var n=t.id,r=t.groupId,i=t.url,a=t.deliveryDirectives;this.load({id:n,groupId:r,level:null,responseType:"text",type:c.PlaylistContextType.AUDIO_TRACK,url:i,deliveryDirectives:a})},t.onSubtitleTrackLoading=function(e,t){var n=t.id,r=t.groupId,i=t.url,a=t.deliveryDirectives;this.load({id:n,groupId:r,level:null,responseType:"text",type:c.PlaylistContextType.SUBTITLE_TRACK,url:i,deliveryDirectives:a})},t.load=function(e){var t,n,r,i,a,o,l=this.hls.config,u=this.getInternalLoader(e);if(u){var d=u.context;if(d&&d.url===e.url)return void s.logger.trace("[playlist-loader]: playlist request ongoing");s.logger.log("[playlist-loader]: aborting previous loader for type: "+e.type),u.abort()}switch(e.type){case c.PlaylistContextType.MANIFEST:n=l.manifestLoadingMaxRetry,r=l.manifestLoadingTimeOut,i=l.manifestLoadingRetryDelay,a=l.manifestLoadingMaxRetryTimeout;break;case c.PlaylistContextType.LEVEL:case c.PlaylistContextType.AUDIO_TRACK:case c.PlaylistContextType.SUBTITLE_TRACK:n=0,r=l.levelLoadingTimeOut;break;default:n=l.levelLoadingMaxRetry,r=l.levelLoadingTimeOut,i=l.levelLoadingRetryDelay,a=l.levelLoadingMaxRetryTimeout}if(u=this.createInternalLoader(e),null!==(t=e.deliveryDirectives)&&void 0!==t&&t.part&&(e.type===c.PlaylistContextType.LEVEL&&null!==e.level?o=this.hls.levels[e.level].details:e.type===c.PlaylistContextType.AUDIO_TRACK&&null!==e.id?o=this.hls.audioTracks[e.id].details:e.type===c.PlaylistContextType.SUBTITLE_TRACK&&null!==e.id&&(o=this.hls.subtitleTracks[e.id].details),o)){var f=o.partTarget,h=o.targetduration;f&&h&&(r=Math.min(1e3*Math.max(3*f,.8*h),r))}var p={timeout:r,maxRetry:n,retryDelay:i,maxRetryDelay:a,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(e,p,m)},t.loadsuccess=function(e,t,n,r){if(void 0===r&&(r=null),n.isSidxRequest)return this.handleSidxRequest(e,n),void this.handlePlaylistLoaded(e,t,n,r);this.resetInternalLoader(n.type);var i=e.data;0===i.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),i.indexOf("#EXTINF:")>0||i.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,t,n,r):this.handleMasterPlaylist(e,t,n,r)):this.handleManifestParsingError(e,n,"no EXTM3U delimiter",r)},t.loaderror=function(e,t,n){void 0===n&&(n=null),this.handleNetworkError(t,n,!1,e)},t.loadtimeout=function(e,t,n){void 0===n&&(n=null),this.handleNetworkError(t,n,!0)},t.handleMasterPlaylist=function(e,t,n,r){var a=this.hls,o=e.data,c=d(e,n),f=l.default.parseMasterPlaylist(o,c),h=f.levels,p=f.sessionData;if(h.length){var m=h.map((function(e){return{id:e.attrs.AUDIO,audioCodec:e.audioCodec}})),g=h.map((function(e){return{id:e.attrs.SUBTITLES,textCodec:e.textCodec}})),v=l.default.parseMasterPlaylistMedia(o,c,"AUDIO",m),y=l.default.parseMasterPlaylistMedia(o,c,"SUBTITLES",g),b=l.default.parseMasterPlaylistMedia(o,c,"CLOSED-CAPTIONS");v.length&&(v.some((function(e){return!e.url}))||!h[0].audioCodec||h[0].attrs.AUDIO||(s.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new u.AttrList({}),bitrate:0,url:""}))),a.trigger(i.Events.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:y,captions:b,url:c,stats:t,networkDetails:r,sessionData:p})}else this.handleManifestParsingError(e,n,"no level found in manifest",r)},t.handleTrackOrLevelPlaylist=function(e,t,n,s){var o=this.hls,f=n.id,h=n.level,p=n.type,m=d(e,n),g=Object(r.isFiniteNumber)(f)?f:0,v=Object(r.isFiniteNumber)(h)?h:g,y=function(e){switch(e.type){case c.PlaylistContextType.AUDIO_TRACK:return c.PlaylistLevelType.AUDIO;case c.PlaylistContextType.SUBTITLE_TRACK:return c.PlaylistLevelType.SUBTITLE;default:return c.PlaylistLevelType.MAIN}}(n),b=l.default.parseLevelPlaylist(e.data,m,v,y,g);if(b.fragments.length){if(p===c.PlaylistContextType.MANIFEST){var E={attrs:new u.AttrList({}),bitrate:0,details:b,name:"",url:m};o.trigger(i.Events.MANIFEST_LOADED,{levels:[E],audioTracks:[],url:m,stats:t,networkDetails:s,sessionData:null})}if(t.parsing.end=performance.now(),b.needSidxRanges){var x,S=null===(x=b.fragments[0].initSegment)||void 0===x?void 0:x.url;this.load({url:S,isSidxRequest:!0,type:p,level:h,levelDetails:b,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else n.levelDetails=b,this.handlePlaylistLoaded(e,t,n,s)}else o.trigger(i.Events.ERROR,{type:a.ErrorTypes.NETWORK_ERROR,details:a.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:m,reason:"no fragments found in level",level:"number"==typeof n.level?n.level:void 0})},t.handleSidxRequest=function(e,t){var n=Object(o.parseSegmentIndex)(new Uint8Array(e.data));if(n){var r=n.references,i=t.levelDetails;r.forEach((function(e,t){var r=e.info,a=i.fragments[t];0===a.byteRange.length&&a.setByteRange(String(1+r.end-r.start)+"@"+String(r.start)),a.initSegment&&a.initSegment.setByteRange(String(n.moovEndOffset)+"@0")}))}},t.handleManifestParsingError=function(e,t,n,r){this.hls.trigger(i.Events.ERROR,{type:a.ErrorTypes.NETWORK_ERROR,details:a.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:t.type===c.PlaylistContextType.MANIFEST,url:e.url,reason:n,response:e,context:t,networkDetails:r})},t.handleNetworkError=function(e,t,n,r){void 0===n&&(n=!1),s.logger.warn("[playlist-loader]: A network "+(n?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var o=a.ErrorDetails.UNKNOWN,l=!1,u=this.getInternalLoader(e);switch(e.type){case c.PlaylistContextType.MANIFEST:o=n?a.ErrorDetails.MANIFEST_LOAD_TIMEOUT:a.ErrorDetails.MANIFEST_LOAD_ERROR,l=!0;break;case c.PlaylistContextType.LEVEL:o=n?a.ErrorDetails.LEVEL_LOAD_TIMEOUT:a.ErrorDetails.LEVEL_LOAD_ERROR,l=!1;break;case c.PlaylistContextType.AUDIO_TRACK:o=n?a.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:a.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case c.PlaylistContextType.SUBTITLE_TRACK:o=n?a.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:a.ErrorDetails.SUBTITLE_LOAD_ERROR,l=!1}u&&this.resetInternalLoader(e.type);var d={type:a.ErrorTypes.NETWORK_ERROR,details:o,fatal:l,url:e.url,loader:u,context:e,networkDetails:t};r&&(d.response=r),this.hls.trigger(i.Events.ERROR,d)},t.handlePlaylistLoaded=function(e,t,n,r){var a=n.type,s=n.level,o=n.id,l=n.groupId,u=n.loader,d=n.levelDetails,f=n.deliveryDirectives;if(null!=d&&d.targetduration){if(u)switch(d.live&&(u.getCacheAge&&(d.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),a){case c.PlaylistContextType.MANIFEST:case c.PlaylistContextType.LEVEL:this.hls.trigger(i.Events.LEVEL_LOADED,{details:d,level:s||0,id:o||0,stats:t,networkDetails:r,deliveryDirectives:f});break;case c.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(i.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:r,deliveryDirectives:f});break;case c.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(i.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:r,deliveryDirectives:f})}}else this.handleManifestParsingError(e,n,"invalid target duration",r)},e}();t.default=f},"./src/polyfills/number.ts":
/*!*********************************!*\
!*** ./src/polyfills/number.ts ***!
\*********************************/
/*! exports provided: isFiniteNumber, MAX_SAFE_INTEGER */function(e,t,n){"use strict";n.r(t),n.d(t,"isFiniteNumber",(function(){return r})),n.d(t,"MAX_SAFE_INTEGER",(function(){return i}));var r=Number.isFinite||function(e){return"number"==typeof e&&isFinite(e)},i=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":
/*!*********************************!*\
!*** ./src/remux/aac-helper.ts ***!
\*********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=function(){function e(){}return e.getSilentFrame=function(e,t){switch(e){case"mp4a.40.2":if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)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(6===t)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(1===t)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(2===t)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(3===t)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])}},e}();t.default=r},"./src/remux/mp4-generator.ts":
/*!************************************!*\
!*** ./src/remux/mp4-generator.ts ***!
\************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=Math.pow(2,32)-1,i=function(){function e(){}return e.init=function(){var t;for(t in e.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:[]},e.types)e.types.hasOwnProperty(t)&&(e.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);var n=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]),r=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]);e.HDLR_TYPES={video:n,audio:r};var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);e.STTS=e.STSC=e.STCO=a,e.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),e.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),e.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),e.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);e.FTYP=e.box(e.types.ftyp,s,l,s,o),e.DINF=e.box(e.types.dinf,e.box(e.types.dref,i))},e.box=function(e){for(var t=8,n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];for(var a=r.length,s=a;a--;)t+=r[a].byteLength;var o=new Uint8Array(t);for(o[0]=t>>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a<s;a++)o.set(r[a],t),t+=r[a].byteLength;return o},e.hdlr=function(t){return e.box(e.types.hdlr,e.HDLR_TYPES[t])},e.mdat=function(t){return e.box(e.types.mdat,t)},e.mdhd=function(t,n){n*=t;var i=Math.floor(n/(r+1)),a=Math.floor(n%(r+1));return e.box(e.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,n,r){return e.box(e.types.moof,e.mfhd(t),e.traf(r,n))},e.moov=function(t){for(var n=t.length,r=[];n--;)r[n]=e.trak(t[n]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(r).concat(e.mvex(t)))},e.mvex=function(t){for(var n=t.length,r=[];n--;)r[n]=e.trex(t[n]);return e.box.apply(null,[e.types.mvex].concat(r))},e.mvhd=function(t,n){n*=t;var i=Math.floor(n/(r+1)),a=Math.floor(n%(r+1)),s=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,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 e.box(e.types.mvhd,s)},e.sdtp=function(t){var n,r,i=t.samples||[],a=new Uint8Array(4+i.length);for(n=0;n<i.length;n++)r=i[n].flags,a[n+4]=r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy;return e.box(e.types.sdtp,a)},e.stbl=function(t){return e.box(e.types.stbl,e.stsd(t),e.box(e.types.stts,e.STTS),e.box(e.types.stsc,e.STSC),e.box(e.types.stsz,e.STSZ),e.box(e.types.stco,e.STCO))},e.avc1=function(t){var n,r,i,a=[],s=[];for(n=0;n<t.sps.length;n++)i=(r=t.sps[n]).byteLength,a.push(i>>>8&255),a.push(255&i),a=a.concat(Array.prototype.slice.call(r));for(n=0;n<t.pps.length;n++)i=(r=t.pps[n]).byteLength,s.push(i>>>8&255),s.push(255&i),s=s.concat(Array.prototype.slice.call(r));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),l=t.width,c=t.height,u=t.pixelRatio[0],d=t.pixelRatio[1];return e.box(e.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,l>>8&255,255&l,c>>8&255,255&c,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]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,255&u,d>>24,d>>16&255,d>>8&255,255&d])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var n=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,n>>8&255,255&n,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var n=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,n>>8&255,255&n,0,0]))},e.stsd=function(t){return"audio"===t.type?t.isAAC||"mp3"!==t.codec?e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var n=t.id,i=t.duration*t.timescale,a=t.width,s=t.height,o=Math.floor(i/(r+1)),l=Math.floor(i%(r+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,n>>24&255,n>>16&255,n>>8&255,255&n,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,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,a>>8&255,255&a,0,0,s>>8&255,255&s,0,0]))},e.traf=function(t,n){var i=e.sdtp(t),a=t.id,s=Math.floor(n/(r+1)),o=Math.floor(n%(r+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var n=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,n){var r,i,a,s,o,l,c=t.samples||[],u=c.length,d=12+16*u,f=new Uint8Array(d);for(n+=8+d,f.set([0,0,15,1,u>>>24&255,u>>>16&255,u>>>8&255,255&u,n>>>24&255,n>>>16&255,n>>>8&255,255&n],0),r=0;r<u;r++)a=(i=c[r]).duration,s=i.size,o=i.flags,l=i.cts,f.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*r);return e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var n=e.moov(t),r=new Uint8Array(e.FTYP.byteLength+n.byteLength);return r.set(e.FTYP),r.set(n,e.FTYP.byteLength),r},e}();i.types=void 0,i.HDLR_TYPES=void 0,i.STTS=void 0,i.STSC=void 0,i.STCO=void 0,i.STSZ=void 0,i.VMHD=void 0,i.SMHD=void 0,i.STSD=void 0,i.FTYP=void 0,i.DINF=void 0,t.default=i},"./src/remux/mp4-remuxer.ts":
/*!**********************************!*\
!*** ./src/remux/mp4-remuxer.ts ***!
\**********************************/
/*! exports provided: default, normalizePts */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return m})),n.d(t,"normalizePts",(function(){return g}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ./aac-helper */"./src/remux/aac-helper.ts"),a=n(/*! ./mp4-generator */"./src/remux/mp4-generator.ts"),s=n(/*! ../events */"./src/events.ts"),o=n(/*! ../errors */"./src/errors.ts"),l=n(/*! ../utils/logger */"./src/utils/logger.ts"),c=n(/*! ../types/loader */"./src/types/loader.ts"),u=n(/*! ../utils/timescale-conversion */"./src/utils/timescale-conversion.ts");function d(){return(d=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e}).apply(this,arguments)}var f=null,h=null,p=!1,m=function(){function e(e,t,n,r){if(void 0===r&&(r=""),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=e,this.config=t,this.typeSupported=n,this.ISGenerated=!1,null===f){var i=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);f=i?parseInt(i[1]):0}if(null===h){var a=navigator.userAgent.match(/Safari\/(\d+)/i);h=a?parseInt(a[1]):0}p=!!f&&f<75||!!h&&h<600}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){l.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},t.resetNextTimestamp=function(){l.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},t.resetInitSegment=function(){l.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},t.getVideoStartPts=function(e){var t=!1,n=e.reduce((function(e,n){var r=n.pts-e;return r<-4294967296?(t=!0,g(e,n.pts)):r>0?e:n.pts}),e[0].pts);return t&&l.logger.debug("PTS rollover detected"),n},t.remux=function(e,t,n,r,i,a,s,o){var u,d,f,h,p,m,v=i,y=i,b=e.pid>-1,E=t.pid>-1,x=t.samples.length,S=e.samples.length>0,T=x>1;if((!b||S)&&(!E||T)||this.ISGenerated||s){this.ISGenerated||(f=this.generateIS(e,t,i));var k=this.isVideoContiguous,w=-1;if(T&&(w=function(e){for(var t=0;t<e.length;t++)if(e[t].key)return t;return-1}(t.samples),!k&&this.config.forceKeyFrameOnDiscontinuity))if(m=!0,w>0){l.logger.warn("[mp4-remuxer]: Dropped "+w+" out of "+x+" video samples due to a missing keyframe");var C=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(w),t.dropped+=w,y+=(t.samples[0].pts-C)/(t.timescale||9e4)}else-1===w&&(l.logger.warn("[mp4-remuxer]: No keyframe found out of "+x+" video samples"),m=!1);if(this.ISGenerated){if(S&&T){var L=this.getVideoStartPts(t.samples),A=(g(e.samples[0].pts,L)-L)/t.inputTimeScale;v+=Math.max(0,A),y+=Math.max(0,-A)}if(S){if(e.samplerate||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),f=this.generateIS(e,t,i)),d=this.remuxAudio(e,v,this.isAudioContiguous,a,E||T||o===c.PlaylistLevelType.AUDIO?y:void 0),T){var O=d?d.endPTS-d.startPTS:0;t.inputTimeScale||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),f=this.generateIS(e,t,i)),u=this.remuxVideo(t,y,k,O)}}else T&&(u=this.remuxVideo(t,y,k,0));u&&(u.firstKeyFrame=w,u.independent=-1!==w)}}return this.ISGenerated&&(n.samples.length&&(p=this.remuxID3(n,i)),r.samples.length&&(h=this.remuxText(r,i))),{audio:d,video:u,initSegment:f,independent:m,text:h,id3:p}},t.generateIS=function(e,t,n){var i,s,o,l=e.samples,c=t.samples,u=this.typeSupported,d={},f=!Object(r.isFiniteNumber)(this._initPTS),h="audio/mp4";if(f&&(i=s=1/0),e.config&&l.length&&(e.timescale=e.samplerate,e.isAAC||(u.mpeg?(h="audio/mpeg",e.codec=""):u.mp3&&(e.codec="mp3")),d.audio={id:"audio",container:h,codec:e.codec,initSegment:!e.isAAC&&u.mpeg?new Uint8Array(0):a.default.initSegment([e]),metadata:{channelCount:e.channelCount}},f&&(o=e.inputTimeScale,i=s=l[0].pts-Math.round(o*n))),t.sps&&t.pps&&c.length&&(t.timescale=t.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:a.default.initSegment([t]),metadata:{width:t.width,height:t.height}},f)){o=t.inputTimeScale;var p=this.getVideoStartPts(c),m=Math.round(o*n);s=Math.min(s,g(c[0].dts,p)-m),i=Math.min(i,p-m)}if(Object.keys(d).length)return this.ISGenerated=!0,f&&(this._initPTS=i,this._initDTS=s),{tracks:d,initPTS:i,timescale:o}},t.remuxVideo=function(e,t,n,r){var i,c,h,m=e.inputTimeScale,y=e.samples,b=[],E=y.length,x=this._initPTS,S=this.nextAvcDts,T=8,k=Number.POSITIVE_INFINITY,w=Number.NEGATIVE_INFINITY,C=0,L=!1;n&&null!==S||(S=t*m-(y[0].pts-g(y[0].dts,y[0].pts)));for(var A=0;A<E;A++){var O=y[A];O.pts=g(O.pts-x,S),O.dts=g(O.dts-x,S),O.dts>O.pts&&(C=Math.max(Math.min(C,O.pts-O.dts),-18e3)),O.dts<y[A>0?A-1:A].dts&&(L=!0)}L&&y.sort((function(e,t){var n=e.dts-t.dts,r=e.pts-t.pts;return n||r})),c=y[0].dts,h=y[y.length-1].dts;var _=Math.round((h-c)/(E-1));if(C<0){if(C<-2*_){l.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(u.toMsFromMpegTsClock)(-_,!0)+" ms");for(var D=C,I=0;I<E;I++)y[I].dts=D=Math.max(D,y[I].pts-_),y[I].pts=Math.max(D,y[I].pts)}else{l.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(u.toMsFromMpegTsClock)(C,!0)+" ms to overcome this issue");for(var R=0;R<E;R++)y[R].dts=y[R].dts+C}c=y[0].dts}if(n){var N=c-S,M=N>_;if(M||N<-1){M?l.logger.warn("AVC: "+Object(u.toMsFromMpegTsClock)(N,!0)+" ms ("+N+"dts) hole between fragments detected, filling it"):l.logger.warn("AVC: "+Object(u.toMsFromMpegTsClock)(-N,!0)+" ms ("+N+"dts) overlapping between fragments detected"),c=S;var P=y[0].pts-N;y[0].dts=c,y[0].pts=P,l.logger.log("Video: First PTS/DTS adjusted: "+Object(u.toMsFromMpegTsClock)(P,!0)+"/"+Object(u.toMsFromMpegTsClock)(c,!0)+", delta: "+Object(u.toMsFromMpegTsClock)(N,!0)+" ms")}}p&&(c=Math.max(0,c));for(var F=0,j=0,B=0;B<E;B++){for(var U=y[B],H=U.units,G=H.length,z=0,W=0;W<G;W++)z+=H[W].data.length;j+=z,F+=G,U.length=z,U.dts=Math.max(U.dts,c),U.pts=Math.max(U.pts,U.dts,0),k=Math.min(U.pts,k),w=Math.max(U.pts,w)}h=y[E-1].dts;var K,q=j+4*F+8;try{K=new Uint8Array(q)}catch(e){return void this.observer.emit(s.Events.ERROR,s.Events.ERROR,{type:o.ErrorTypes.MUX_ERROR,details:o.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:q,reason:"fail allocating video mdat "+q})}var V=new DataView(K.buffer);V.setUint32(0,q),K.set(a.default.types.mdat,4);for(var Y=0;Y<E;Y++){for(var $=y[Y],X=$.units,J=0,Z=0,Q=X.length;Z<Q;Z++){var ee=X[Z],te=ee.data,ne=ee.data.byteLength;V.setUint32(T,ne),T+=4,K.set(te,T),T+=ne,J+=4+ne}if(Y<E-1)i=y[Y+1].dts-$.dts;else{var re=this.config,ie=$.dts-y[Y>0?Y-1:Y].dts;if(re.stretchShortVideoTrack&&null!==this.nextAudioPts){var ae=Math.floor(re.maxBufferHole*m),se=(r?k+r*m:this.nextAudioPts)-$.pts;se>ae?((i=se-ie)<0&&(i=ie),l.logger.log("[mp4-remuxer]: It is approximately "+se/90+" ms to the next segment; using duration "+i/90+" ms for the last video frame.")):i=ie}else i=ie}var oe=Math.round($.pts-$.dts);b.push(new v($.key,i,J,oe))}if(b.length&&f&&f<70){var le=b[0].flags;le.dependsOn=2,le.isNonSync=0}console.assert(void 0!==i,"mp4SampleDuration must be computed"),this.nextAvcDts=S=h+i,this.isVideoContiguous=!0;var ce={data1:a.default.moof(e.sequenceNumber++,c,d({},e,{samples:b})),data2:K,startPTS:k/m,endPTS:(w+i)/m,startDTS:c/m,endDTS:S/m,type:"video",hasAudio:!1,hasVideo:!0,nb:b.length,dropped:e.dropped};return e.samples=[],e.dropped=0,console.assert(K.length,"MDAT length must not be zero"),ce},t.remuxAudio=function(e,t,n,r,c){var u=e.inputTimeScale,f=u/(e.samplerate?e.samplerate:u),h=e.isAAC?1024:1152,p=h*f,m=this._initPTS,y=!e.isAAC&&this.typeSupported.mpeg,b=[],E=e.samples,x=y?0:8,S=this.nextAudioPts||-1,T=t*u;if(this.isAudioContiguous=n=n||E.length&&S>0&&(r&&Math.abs(T-S)<9e3||Math.abs(g(E[0].pts-m,T)-S)<20*p),E.forEach((function(e){e.pts=g(e.pts-m,T)})),!n||S<0){if(!(E=E.filter((function(e){return e.pts>=0}))).length)return;S=0===c?0:r?Math.max(0,T):E[0].pts}if(e.isAAC)for(var k=void 0!==c,w=this.config.maxAudioFramesDrift,C=0,L=S;C<E.length;C++){var A=E[C],O=A.pts,_=O-L,D=Math.abs(1e3*_/u);if(_<=-w*p&&k)0===C&&(l.logger.warn("Audio frame @ "+(O/u).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*_/u)+" ms."),this.nextAudioPts=S=L=O);else if(_>=w*p&&D<1e4&&k){var I=Math.round(_/p);(L=O-I*p)<0&&(I--,L+=p),0===C&&(this.nextAudioPts=S=L),l.logger.warn("[mp4-remuxer]: Injecting "+I+" audio frame @ "+(L/u).toFixed(3)+"s due to "+Math.round(1e3*_/u)+" ms gap.");for(var R=0;R<I;R++){var N=Math.max(L,0),M=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);M||(l.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),M=A.unit.subarray()),E.splice(C,0,{unit:M,pts:N}),L+=p,C++}}A.pts=L,L+=p}for(var P,F=null,j=null,B=0,U=E.length;U--;)B+=E[U].unit.byteLength;for(var H=0,G=E.length;H<G;H++){var z=E[H],W=z.unit,K=z.pts;if(null!==j)b[H-1].duration=Math.round((K-j)/f);else{if(n&&e.isAAC&&(K=S),F=K,!(B>0))return;B+=x;try{P=new Uint8Array(B)}catch(e){return void this.observer.emit(s.Events.ERROR,s.Events.ERROR,{type:o.ErrorTypes.MUX_ERROR,details:o.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}y||(new DataView(P.buffer).setUint32(0,B),P.set(a.default.types.mdat,4))}P.set(W,x);var q=W.byteLength;x+=q,b.push(new v(!0,h,q,0)),j=K}var V=b.length;if(V){var Y=b[b.length-1];this.nextAudioPts=S=j+f*Y.duration;var $=y?new Uint8Array(0):a.default.moof(e.sequenceNumber++,F/f,d({},e,{samples:b}));e.samples=[];var X=F/u,J=S/u,Z={data1:$,data2:P,startPTS:X,endPTS:J,startDTS:X,endDTS:J,type:"audio",hasAudio:!0,hasVideo:!1,nb:V};return this.isAudioContiguous=!0,console.assert(P.length,"MDAT length must not be zero"),Z}},t.remuxEmptyAudio=function(e,t,n,r){var a=e.inputTimeScale,s=a/(e.samplerate?e.samplerate:a),o=this.nextAudioPts,c=(null!==o?o:r.startDTS*a)+this._initDTS,u=r.endDTS*a+this._initDTS,d=1024*s,f=Math.ceil((u-c)/d),h=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(l.logger.warn("[mp4-remuxer]: remux empty Audio"),h){for(var p=[],m=0;m<f;m++){var g=c+m*d;p.push({unit:h,pts:g,dts:g})}return e.samples=p,this.remuxAudio(e,t,n,!1)}l.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec")},t.remuxID3=function(e,t){var n=e.samples.length;if(n){for(var r=e.inputTimeScale,i=this._initPTS,a=this._initDTS,s=0;s<n;s++){var o=e.samples[s];o.pts=g(o.pts-i,t*r)/r,o.dts=g(o.dts-a,t*r)/r}var l=e.samples;return e.samples=[],{samples:l}}},t.remuxText=function(e,t){var n=e.samples.length;if(n){for(var r=e.inputTimeScale,i=this._initPTS,a=0;a<n;a++){var s=e.samples[a];s.pts=g(s.pts-i,t*r)/r}e.samples.sort((function(e,t){return e.pts-t.pts}));var o=e.samples;return e.samples=[],{samples:o}}},e}();function g(e,t){var n;if(null===t)return e;for(n=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=n;return e}var v=function(e,t,n,r){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=t,this.size=n,this.cts=r,this.flags=new y(e)},y=function(e){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=e?2:1,this.isNonSync=e?0:1}},"./src/remux/passthrough-remuxer.ts":
/*!******************************************!*\
!*** ./src/remux/passthrough-remuxer.ts ***!
\******************************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),a=n(/*! ../loader/fragment */"./src/loader/fragment.ts"),s=n(/*! ../utils/logger */"./src/utils/logger.ts"),o=function(){function e(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){this.initPTS=e,this.lastEndDTS=null},t.resetNextTimestamp=function(){this.lastEndDTS=null},t.resetInitSegment=function(e,t,n){this.audioCodec=t,this.videoCodec=n,this.generateInitSegment(e),this.emitInitSegment=!0},t.generateInitSegment=function(e){var t=this.audioCodec,n=this.videoCodec;if(!e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var r=this.initData=Object(i.parseInitSegment)(e);t||(t=c(r.audio,a.ElementaryStreamTypes.AUDIO)),n||(n=c(r.video,a.ElementaryStreamTypes.VIDEO));var o={};r.audio&&r.video?o.audiovideo={container:"video/mp4",codec:t+","+n,initSegment:e,id:"main"}:r.audio?o.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:r.video?o.video={container:"video/mp4",codec:n,initSegment:e,id:"main"}:s.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},t.remux=function(e,t,n,a,o){var c=this.initPTS,u=this.lastEndDTS,d={audio:void 0,video:void 0,text:a,id3:n,initSegment:void 0};Object(r.isFiniteNumber)(u)||(u=this.lastEndDTS=o||0);var f=t.samples;if(!f||!f.length)return d;var h={initPTS:void 0,timescale:1},p=this.initData;if(p&&p.length||(this.generateInitSegment(f),p=this.initData),!p||!p.length)return s.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),d;this.emitInitSegment&&(h.tracks=this.initTracks,this.emitInitSegment=!1),Object(r.isFiniteNumber)(c)||(this.initPTS=h.initPTS=c=l(p,f,u));var m=Object(i.getDuration)(f,p),g=u,v=m+g;Object(i.offsetStartDTS)(p,f,c),m>0?this.lastEndDTS=v:(s.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var y=!!p.audio,b=!!p.video,E="";y&&(E+="audio"),b&&(E+="video");var x={data1:f,startPTS:g,startDTS:g,endPTS:v,endDTS:v,type:E,hasAudio:y,hasVideo:b,nb:1,dropped:0};return d.audio="audio"===x.type?x:void 0,d.video="audio"!==x.type?x:void 0,d.text=a,d.id3=n,d.initSegment=h,d},e}(),l=function(e,t,n){return Object(i.getStartDTS)(e,t)-n};function c(e,t){var n=null==e?void 0:e.codec;return n&&n.length>4?n:"hvc1"===n?"hvc1.1.c.L120.90":"av01"===n?"av01.0.04M.08":"avc1"===n||t===a.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}t.default=o},"./src/task-loop.ts":
/*!**************************!*\
!*** ./src/task-loop.ts ***!
\**************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t),n.d(t,"default",(function(){return r}));var r=function(){function e(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var t=e.prototype;return t.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},t.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},t.onHandlerDestroyed=function(){},t.hasInterval=function(){return!!this._tickInterval},t.hasNextTick=function(){return!!this._tickTimer},t.setInterval=function(e){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,e),!0)},t.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},t.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},t.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},t.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},t.doTick=function(){},e}()},"./src/types/cmcd.ts":
/*!***************************!*\
!*** ./src/types/cmcd.ts ***!
\***************************/
/*! exports provided: CMCDVersion, CMCDObjectType, CMCDStreamingFormat, CMCDStreamType */function(e,t,n){"use strict";n.r(t),n.d(t,"CMCDVersion",(function(){return s})),n.d(t,"CMCDObjectType",(function(){return r})),n.d(t,"CMCDStreamingFormat",(function(){return i})),n.d(t,"CMCDStreamType",(function(){return a}));var r,i,a,s=1;!function(e){e.MANIFEST="m",e.AUDIO="a",e.VIDEO="v",e.MUXED="av",e.INIT="i",e.CAPTION="c",e.TIMED_TEXT="tt",e.KEY="k",e.OTHER="o"}(r||(r={})),function(e){e.DASH="d",e.HLS="h",e.SMOOTH="s",e.OTHER="o"}(i||(i={})),function(e){e.VOD="v",e.LIVE="l"}(a||(a={}))},"./src/types/level.ts":
/*!****************************!*\
!*** ./src/types/level.ts ***!
\****************************/
/*! exports provided: HlsSkip, getSkipValue, HlsUrlParameters, Level */function(e,t,n){"use strict";function r(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var i;function a(e,t){var n=e.canSkipUntil,r=e.canSkipDateRanges,a=e.endSN;return n&&(void 0!==t?t-a:0)<n?r?i.v2:i.Yes:i.No}n.r(t),n.d(t,"HlsSkip",(function(){return i})),n.d(t,"getSkipValue",(function(){return a})),n.d(t,"HlsUrlParameters",(function(){return s})),n.d(t,"Level",(function(){return o})),function(e){e.No="",e.Yes="YES",e.v2="v2"}(i||(i={}));var s=function(){function e(e,t,n){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=n}return e.prototype.addDirectives=function(e){var t=new self.URL(e);return void 0!==this.msn&&t.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.toString()},e}(),o=function(){function e(e){this.attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.unknownCodecs=void 0,this.audioGroupIds=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.textGroupIds=void 0,this.url=void 0,this._urlId=0,this.url=[e.url],this.attrs=e.attrs,this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.unknownCodecs=e.unknownCodecs,this.codecSet=[e.videoCodec,e.audioCodec].filter((function(e){return e})).join(",").replace(/\.[^.,]+/g,"")}var t,n,i;return t=e,(n=[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"uri",get:function(){return this.url[this._urlId]||""}},{key:"urlId",get:function(){return this._urlId},set:function(e){var t=e%this.url.length;this._urlId!==t&&(this.details=void 0,this._urlId=t)}}])&&r(t.prototype,n),i&&r(t,i),e}()},"./src/types/loader.ts":
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!*** ./src/types/loader.ts ***!
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/*! exports provided: PlaylistContextType, PlaylistLevelType */function(e,t,n){"use strict";var r,i;n.r(t),n.d(t,"PlaylistContextType",(function(){return r})),n.d(t,"PlaylistLevelType",(function(){return i})),function(e){e.MANIFEST="manifest",e.LEVEL="level",e.AUDIO_TRACK="audioTrack",e.SUBTITLE_TRACK="subtitleTrack"}(r||(r={})),function(e){e.MAIN="main",e.AUDIO="audio",e.SUBTITLE="subtitle"}(i||(i={}))},"./src/types/transmuxer.ts":
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!*** ./src/types/transmuxer.ts ***!
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/*! exports provided: ChunkMetadata */function(e,t,n){"use strict";n.r(t),n.d(t,"ChunkMetadata",(function(){return r}));var r=function(e,t,n,r,i,a){void 0===r&&(r=0),void 0===i&&(i=-1),void 0===a&&(a=!1),this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=e,this.sn=t,this.id=n,this.size=r,this.part=i,this.partial=a}},"./src/utils/attr-list.ts":
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!*** ./src/utils/attr-list.ts ***!
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/*! exports provided: AttrList */function(e,t,n){"use strict";n.r(t),n.d(t,"AttrList",(function(){return a}));var r=/^(\d+)x(\d+)$/,i=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,a=function(){function e(t){for(var n in"string"==typeof t&&(t=e.parseAttrList(t)),t)t.hasOwnProperty(n)&&(this[n]=t[n])}var t=e.prototype;return t.decimalInteger=function(e){var t=parseInt(this[e],10);return t>Number.MAX_SAFE_INTEGER?1/0:t},t.hexadecimalInteger=function(e){if(this[e]){var t=(this[e]||"0x").slice(2);t=(1&t.length?"0":"")+t;for(var n=new Uint8Array(t.length/2),r=0;r<t.length/2;r++)n[r]=parseInt(t.slice(2*r,2*r+2),16);return n}return null},t.hexadecimalIntegerAsNumber=function(e){var t=parseInt(this[e],16);return t>Number.MAX_SAFE_INTEGER?1/0:t},t.decimalFloatingPoint=function(e){return parseFloat(this[e])},t.optionalFloat=function(e,t){var n=this[e];return n?parseFloat(n):t},t.enumeratedString=function(e){return this[e]},t.bool=function(e){return"YES"===this[e]},t.decimalResolution=function(e){var t=r.exec(this[e]);if(null!==t)return{width:parseInt(t[1],10),height:parseInt(t[2],10)}},e.parseAttrList=function(e){var t,n={};for(i.lastIndex=0;null!==(t=i.exec(e));){var r=t[2];0===r.indexOf('"')&&r.lastIndexOf('"')===r.length-1&&(r=r.slice(1,-1)),n[t[1]]=r}return n},e}()},"./src/utils/binary-search.ts":
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!*** ./src/utils/binary-search.ts ***!
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/*! exports provided: default */function(e,t,n){"use strict";n.r(t),t.default={search:function(e,t){for(var n=0,r=e.length-1,i=null,a=null;n<=r;){var s=t(a=e[i=(n+r)/2|0]);if(s>0)n=i+1;else{if(!(s<0))return a;r=i-1}}return null}}},"./src/utils/buffer-helper.ts":
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!*** ./src/utils/buffer-helper.ts ***!
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/*! exports provided: BufferHelper */function(e,t,n){"use strict";n.r(t),n.d(t,"BufferHelper",(function(){return a}));var r=n(/*! ./logger */"./src/utils/logger.ts"),i={length:0,start:function(){return 0},end:function(){return 0}},a=function(){function e(){}return e.isBuffered=function(t,n){try{if(t)for(var r=e.getBuffered(t),i=0;i<r.length;i++)if(n>=r.start(i)&&n<=r.end(i))return!0}catch(e){}return!1},e.bufferInfo=function(t,n,r){try{if(t){var i,a=e.getBuffered(t),s=[];for(i=0;i<a.length;i++)s.push({start:a.start(i),end:a.end(i)});return this.bufferedInfo(s,n,r)}}catch(e){}return{len:0,start:n,end:n,nextStart:void 0}},e.bufferedInfo=function(e,t,n){t=Math.max(0,t),e.sort((function(e,t){var n=e.start-t.start;return n||t.end-e.end}));var r=[];if(n)for(var i=0;i<e.length;i++){var a=r.length;if(a){var s=r[a-1].end;e[i].start-s<n?e[i].end>s&&(r[a-1].end=e[i].end):r.push(e[i])}else r.push(e[i])}else r=e;for(var o,l=0,c=t,u=t,d=0;d<r.length;d++){var f=r[d].start,h=r[d].end;if(t+n>=f&&t<h)c=f,l=(u=h)-t;else if(t+n<f){o=f;break}}return{len:l,start:c||0,end:u||0,nextStart:o}},e.getBuffered=function(e){try{return e.buffered}catch(e){return r.logger.log("failed to get media.buffered",e),i}},e}()},"./src/utils/cea-608-parser.ts":
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!*** ./src/utils/cea-608-parser.ts ***!
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/*! exports provided: Row, CaptionScreen, default */function(e,t,n){"use strict";n.r(t),n.d(t,"Row",(function(){return g})),n.d(t,"CaptionScreen",(function(){return v}));var r,i=n(/*! ../utils/logger */"./src/utils/logger.ts"),a={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},s=function(e){var t=e;return a.hasOwnProperty(e)&&(t=a[e]),String.fromCharCode(t)},o={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},l={17:2,18:4,21:6,22:8,23:10,19:13,20:15},c={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},u={25:2,26:4,29:6,30:8,31:10,27:13,28:15},d=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];!function(e){e[e.ERROR=0]="ERROR",e[e.TEXT=1]="TEXT",e[e.WARNING=2]="WARNING",e[e.INFO=2]="INFO",e[e.DEBUG=3]="DEBUG",e[e.DATA=3]="DATA"}(r||(r={}));var f=function(){function e(){this.time=null,this.verboseLevel=r.ERROR}return e.prototype.log=function(e,t){this.verboseLevel>=e&&i.logger.log(this.time+" ["+e+"] "+t)},e}(),h=function(e){for(var t=[],n=0;n<e.length;n++)t.push(e[n].toString(16));return t},p=function(){function e(e,t,n,r,i){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=e||"white",this.underline=t||!1,this.italics=n||!1,this.background=r||"black",this.flash=i||!1}var t=e.prototype;return t.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},t.setStyles=function(e){for(var t=["foreground","underline","italics","background","flash"],n=0;n<t.length;n++){var r=t[n];e.hasOwnProperty(r)&&(this[r]=e[r])}},t.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},t.equals=function(e){return this.foreground===e.foreground&&this.underline===e.underline&&this.italics===e.italics&&this.background===e.background&&this.flash===e.flash},t.copy=function(e){this.foreground=e.foreground,this.underline=e.underline,this.italics=e.italics,this.background=e.background,this.flash=e.flash},t.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},e}(),m=function(){function e(e,t,n,r,i,a){this.uchar=void 0,this.penState=void 0,this.uchar=e||" ",this.penState=new p(t,n,r,i,a)}var t=e.prototype;return t.reset=function(){this.uchar=" ",this.penState.reset()},t.setChar=function(e,t){this.uchar=e,this.penState.copy(t)},t.setPenState=function(e){this.penState.copy(e)},t.equals=function(e){return this.uchar===e.uchar&&this.penState.equals(e.penState)},t.copy=function(e){this.uchar=e.uchar,this.penState.copy(e.penState)},t.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},e}(),g=function(){function e(e){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var t=0;t<100;t++)this.chars.push(new m);this.logger=e,this.pos=0,this.currPenState=new p}var t=e.prototype;return t.equals=function(e){for(var t=!0,n=0;n<100;n++)if(!this.chars[n].equals(e.chars[n])){t=!1;break}return t},t.copy=function(e){for(var t=0;t<100;t++)this.chars[t].copy(e.chars[t])},t.isEmpty=function(){for(var e=!0,t=0;t<100;t++)if(!this.chars[t].isEmpty()){e=!1;break}return e},t.setCursor=function(e){this.pos!==e&&(this.pos=e),this.pos<0?(this.logger.log(r.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>100&&(this.logger.log(r.DEBUG,"Too large cursor position "+this.pos),this.pos=100)},t.moveCursor=function(e){var t=this.pos+e;if(e>1)for(var n=this.pos+1;n<t+1;n++)this.chars[n].setPenState(this.currPenState);this.setCursor(t)},t.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},t.insertChar=function(e){e>=144&&this.backSpace();var t=s(e);this.pos>=100?this.logger.log(r.ERROR,"Cannot insert "+e.toString(16)+" ("+t+") at position "+this.pos+". 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s=a.rows[i].cueStartTime,o=this.logger.time;if(s&&null!==o&&s<o)for(var l=0;l<this.nrRollUpRows;l++)this.rows[t-this.nrRollUpRows+l+1].copy(a.rows[i+l])}}this.currRow=t;var c=this.rows[this.currRow];if(null!==e.indent){var u=e.indent,d=Math.max(u-1,0);c.setCursor(e.indent),e.color=c.chars[d].penState.foreground}var f={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(f)},t.setBkgData=function(e){this.logger.log(r.INFO,"bkgData = "+JSON.stringify(e)),this.backSpace(),this.setPen(e),this.insertChar(32)},t.setRollUpRows=function(e){this.nrRollUpRows=e},t.rollUp=function(){if(null!==this.nrRollUpRows){this.logger.log(r.TEXT,this.getDisplayText());var e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),this.logger.log(r.INFO,"Rolling up")}else this.logger.log(r.DEBUG,"roll_up but nrRollUpRows not set yet")},t.getDisplayText=function(e){e=e||!1;for(var t=[],n="",r=-1,i=0;i<15;i++){var a=this.rows[i].getTextString();a&&(r=i+1,e?t.push("Row "+r+": '"+a+"'"):t.push(a.trim()))}return t.length>0&&(n=e?"["+t.join(" | ")+"]":t.join("\n")),n},t.getTextAndFormat=function(){return this.rows},e}(),y=function(){function e(e,t,n){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=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new v(n),this.nonDisplayedMemory=new v(n),this.lastOutputScreen=new v(n),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=n}var t=e.prototype;return 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!*** ./src/utils/codecs.ts ***!
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!*** ./src/utils/cues.ts ***!
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!*** ./src/utils/discontinuities.ts ***!
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!*** ./src/utils/ewma-bandwidth-estimator.ts ***!
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!*** ./src/utils/ewma.ts ***!
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!*** ./src/utils/fetch-loader.ts ***!
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/*! exports provided: fetchSupported, default */function(e,t,n){"use strict";n.r(t),n.d(t,"fetchSupported",(function(){return f}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ../loader/load-stats */"./src/loader/load-stats.ts"),a=n(/*! ../demux/chunk-cache */"./src/demux/chunk-cache.ts");function s(e){var t="function"==typeof Map?new Map:void 0;return(s=function(e){if(null===e||(n=e,-1===Function.toString.call(n).indexOf("[native code]")))return e;var n;if("function"!=typeof e)throw new TypeError("Super expression must either be null or a function");if(void 0!==t){if(t.has(e))return t.get(e);t.set(e,r)}function r(){return o(e,arguments,u(this).constructor)}return r.prototype=Object.create(e.prototype,{constructor:{value:r,enumerable:!1,writable:!0,configurable:!0}}),c(r,e)})(e)}function o(e,t,n){return(o=l()?Reflect.construct:function(e,t,n){var r=[null];r.push.apply(r,t);var i=new(Function.bind.apply(e,r));return n&&c(i,n.prototype),i}).apply(null,arguments)}function l(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}function c(e,t){return(c=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function u(e){return(u=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function d(){return(d=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e}).apply(this,arguments)}function f(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(e){}return!1}var h=function(){function e(e){this.fetchSetup=void 0,this.requestTimeout=void 0,this.request=void 0,this.response=void 0,this.controller=void 0,this.context=void 0,this.config=null,this.callbacks=null,this.stats=void 0,this.loader=null,this.fetchSetup=e.fetchSetup||p,this.controller=new self.AbortController,this.stats=new i.LoadStats}var t=e.prototype;return t.destroy=function(){this.loader=this.callbacks=null,this.abortInternal()},t.abortInternal=function(){var e=this.response;e&&e.ok||(this.stats.aborted=!0,this.controller.abort())},t.abort=function(){var e;this.abortInternal(),null!==(e=this.callbacks)&&void 0!==e&&e.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.response)},t.load=function(e,t,n){var i=this,a=this.stats;if(a.loading.start)throw new Error("Loader can only be used once.");a.loading.start=self.performance.now();var s=function(e,t){var n={method:"GET",mode:"cors",credentials:"same-origin",signal:t,headers:new self.Headers(d({},e.headers))};return e.rangeEnd&&n.headers.set("Range","bytes="+e.rangeStart+"-"+String(e.rangeEnd-1)),n}(e,this.controller.signal),o=n.onProgress,l="arraybuffer"===e.responseType,c=l?"byteLength":"length";this.context=e,this.config=t,this.callbacks=n,this.request=this.fetchSetup(e,s),self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout((function(){i.abortInternal(),n.onTimeout(a,e,i.response)}),t.timeout),self.fetch(this.request).then((function(n){if(i.response=i.loader=n,!n.ok){var s=n.status,c=n.statusText;throw new m(c||"fetch, bad network response",s,n)}return a.loading.first=Math.max(self.performance.now(),a.loading.start),a.total=parseInt(n.headers.get("Content-Length")||"0"),o&&Object(r.isFiniteNumber)(t.highWaterMark)?i.loadProgressively(n,a,e,t.highWaterMark,o):l?n.arrayBuffer():n.text()})).then((function(s){var l=i.response;self.clearTimeout(i.requestTimeout),a.loading.end=Math.max(self.performance.now(),a.loading.first),a.loaded=a.total=s[c];var u={url:l.url,data:s};o&&!Object(r.isFiniteNumber)(t.highWaterMark)&&o(a,e,s,l),n.onSuccess(u,a,e,l)})).catch((function(t){if(self.clearTimeout(i.requestTimeout),!a.aborted){var r=t.code||0;n.onError({code:r,text:t.message},e,t.details)}}))},t.getCacheAge=function(){var e=null;if(this.response){var t=this.response.headers.get("age");e=t?parseFloat(t):null}return e},t.loadProgressively=function(e,t,n,r,i){void 0===r&&(r=0);var s=new a.default,o=e.body.getReader();return function a(){return o.read().then((function(o){if(o.done)return s.dataLength&&i(t,n,s.flush(),e),Promise.resolve(new ArrayBuffer(0));var l=o.value,c=l.length;return t.loaded+=c,c<r||s.dataLength?(s.push(l),s.dataLength>=r&&i(t,n,s.flush(),e)):i(t,n,l,e),a()})).catch((function(){return Promise.reject()}))}()},e}();function p(e,t){return new self.Request(e.url,t)}var m=function(e){var t,n;function r(t,n,r){var i;return(i=e.call(this,t)||this).code=void 0,i.details=void 0,i.code=n,i.details=r,i}return n=e,(t=r).prototype=Object.create(n.prototype),t.prototype.constructor=t,c(t,n),r}(s(Error));t.default=h},"./src/utils/imsc1-ttml-parser.ts":
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!*** ./src/utils/imsc1-ttml-parser.ts ***!
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!*** ./src/utils/texttrack-utils.ts ***!
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/*! exports provided: sendAddTrackEvent, addCueToTrack, clearCurrentCues, removeCuesInRange, getCuesInRange */function(e,t,n){"use strict";n.r(t),n.d(t,"sendAddTrackEvent",(function(){return i})),n.d(t,"addCueToTrack",(function(){return a})),n.d(t,"clearCurrentCues",(function(){return s})),n.d(t,"removeCuesInRange",(function(){return o})),n.d(t,"getCuesInRange",(function(){return l}));var r=n(/*! ./logger */"./src/utils/logger.ts");function i(e,t){var n;try{n=new Event("addtrack")}catch(e){(n=document.createEvent("Event")).initEvent("addtrack",!1,!1)}n.track=e,t.dispatchEvent(n)}function a(e,t){var n=e.mode;if("disabled"===n&&(e.mode="hidden"),e.cues&&!e.cues.getCueById(t.id))try{if(e.addCue(t),!e.cues.getCueById(t.id))throw new Error("addCue is failed for: "+t)}catch(n){r.logger.debug("[texttrack-utils]: "+n);var i=new self.TextTrackCue(t.startTime,t.endTime,t.text);i.id=t.id,e.addCue(i)}"disabled"===n&&(e.mode=n)}function s(e){var t=e.mode;if("disabled"===t&&(e.mode="hidden"),e.cues)for(var n=e.cues.length;n--;)e.removeCue(e.cues[n]);"disabled"===t&&(e.mode=t)}function o(e,t,n){var r=e.mode;if("disabled"===r&&(e.mode="hidden"),e.cues&&e.cues.length>0)for(var i=l(e.cues,t,n),a=0;a<i.length;a++)e.removeCue(i[a]);"disabled"===r&&(e.mode=r)}function l(e,t,n){var r=[],i=function(e,t){if(t<e[0].startTime)return 0;var n=e.length-1;if(t>e[n].endTime)return-1;for(var r=0,i=n;r<=i;){var a=Math.floor((i+r)/2);if(t<e[a].startTime)i=a-1;else{if(!(t>e[a].startTime&&r<n))return a;r=a+1}}return e[r].startTime-t<t-e[i].startTime?r:i}(e,t);if(i>-1)for(var a=i,s=e.length;a<s;a++){var o=e[a];if(o.startTime>=t&&o.endTime<=n)r.push(o);else if(o.startTime>n)return r}return r}},"./src/utils/time-ranges.ts":
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!*** ./src/utils/vttparser.ts ***!
\********************************/
/*! exports provided: parseTimeStamp, fixLineBreaks, VTTParser */function(e,t,n){"use strict";n.r(t),n.d(t,"parseTimeStamp",(function(){return a})),n.d(t,"fixLineBreaks",(function(){return d})),n.d(t,"VTTParser",(function(){return f}));var r=n(/*! ./vttcue */"./src/utils/vttcue.ts"),i=function(){function e(){}return e.prototype.decode=function(e,t){if(!e)return"";if("string"!=typeof e)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(e))},e}();function a(e){function t(e,t,n,r){return 3600*(0|e)+60*(0|t)+(0|n)+parseFloat(r||0)}var n=e.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return n?parseFloat(n[2])>59?t(n[2],n[3],0,n[4]):t(n[1],n[2],n[3],n[4]):null}var s=function(){function e(){this.values=Object.create(null)}var t=e.prototype;return t.set=function(e,t){this.get(e)||""===t||(this.values[e]=t)},t.get=function(e,t,n){return n?this.has(e)?this.values[e]:t[n]:this.has(e)?this.values[e]:t},t.has=function(e){return e in this.values},t.alt=function(e,t,n){for(var r=0;r<n.length;++r)if(t===n[r]){this.set(e,t);break}},t.integer=function(e,t){/^-?\d+$/.test(t)&&this.set(e,parseInt(t,10))},t.percent=function(e,t){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(t)){var n=parseFloat(t);if(n>=0&&n<=100)return this.set(e,n),!0}return!1},e}();function o(e,t,n,r){var i=r?e.split(r):[e];for(var a in i)if("string"==typeof i[a]){var s=i[a].split(n);2===s.length&&t(s[0],s[1])}}var l=new r.default(0,0,""),c="middle"===l.align?"middle":"center";function u(e,t,n){var r=e;function i(){var t=a(e);if(null===t)throw new Error("Malformed timestamp: "+r);return e=e.replace(/^[^\sa-zA-Z-]+/,""),t}function u(){e=e.replace(/^\s+/,"")}if(u(),t.startTime=i(),u(),"--\x3e"!==e.substr(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+r);e=e.substr(3),u(),t.endTime=i(),u(),function(e,t){var r=new s;o(e,(function(e,t){var i;switch(e){case"region":for(var a=n.length-1;a>=0;a--)if(n[a].id===t){r.set(e,n[a].region);break}break;case"vertical":r.alt(e,t,["rl","lr"]);break;case"line":i=t.split(","),r.integer(e,i[0]),r.percent(e,i[0])&&r.set("snapToLines",!1),r.alt(e,i[0],["auto"]),2===i.length&&r.alt("lineAlign",i[1],["start",c,"end"]);break;case"position":i=t.split(","),r.percent(e,i[0]),2===i.length&&r.alt("positionAlign",i[1],["start",c,"end","line-left","line-right","auto"]);break;case"size":r.percent(e,t);break;case"align":r.alt(e,t,["start",c,"end","left","right"])}}),/:/,/\s/),t.region=r.get("region",null),t.vertical=r.get("vertical","");var i=r.get("line","auto");"auto"===i&&-1===l.line&&(i=-1),t.line=i,t.lineAlign=r.get("lineAlign","start"),t.snapToLines=r.get("snapToLines",!0),t.size=r.get("size",100),t.align=r.get("align",c);var a=r.get("position","auto");"auto"===a&&50===l.position&&(a="start"===t.align||"left"===t.align?0:"end"===t.align||"right"===t.align?100:50),t.position=a}(e,t)}function d(e){return e.replace(/<br(?: \/)?>/gi,"\n")}var f=function(){function e(){this.state="INITIAL",this.buffer="",this.decoder=new i,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var t=e.prototype;return t.parse=function(e){var t=this;function n(){var e=t.buffer,n=0;for(e=d(e);n<e.length&&"\r"!==e[n]&&"\n"!==e[n];)++n;var r=e.substr(0,n);return"\r"===e[n]&&++n,"\n"===e[n]&&++n,t.buffer=e.substr(n),r}e&&(t.buffer+=t.decoder.decode(e,{stream:!0}));try{var i="";if("INITIAL"===t.state){if(!/\r\n|\n/.test(t.buffer))return this;var a=(i=n()).match(/^()?WEBVTT([ \t].*)?$/);if(!a||!a[0])throw new Error("Malformed WebVTT signature.");t.state="HEADER"}for(var s=!1;t.buffer;){if(!/\r\n|\n/.test(t.buffer))return this;switch(s?s=!1:i=n(),t.state){case"HEADER":/:/.test(i)?o(i,(function(e,t){}),/:/):i||(t.state="ID");continue;case"NOTE":i||(t.state="ID");continue;case"ID":if(/^NOTE($|[ \t])/.test(i)){t.state="NOTE";break}if(!i)continue;if(t.cue=new r.default(0,0,""),t.state="CUE",-1===i.indexOf("--\x3e")){t.cue.id=i;continue}case"CUE":if(!t.cue){t.state="BADCUE";continue}try{u(i,t.cue,t.regionList)}catch(e){t.cue=null,t.state="BADCUE";continue}t.state="CUETEXT";continue;case"CUETEXT":var l=-1!==i.indexOf("--\x3e");if(!i||l&&(s=!0)){t.oncue&&t.cue&&t.oncue(t.cue),t.cue=null,t.state="ID";continue}if(null===t.cue)continue;t.cue.text&&(t.cue.text+="\n"),t.cue.text+=i;continue;case"BADCUE":i||(t.state="ID")}}}catch(e){"CUETEXT"===t.state&&t.cue&&t.oncue&&t.oncue(t.cue),t.cue=null,t.state="INITIAL"===t.state?"BADWEBVTT":"BADCUE"}return this},t.flush=function(){try{if((this.cue||"HEADER"===this.state)&&(this.buffer+="\n\n",this.parse()),"INITIAL"===this.state||"BADWEBVTT"===this.state)throw new Error("Malformed WebVTT signature.")}catch(e){this.onparsingerror&&this.onparsingerror(e)}return this.onflush&&this.onflush(),this},e}()},"./src/utils/webvtt-parser.ts":
/*!************************************!*\
!*** ./src/utils/webvtt-parser.ts ***!
\************************************/
/*! exports provided: generateCueId, parseWebVTT */function(e,t,n){"use strict";n.r(t),n.d(t,"generateCueId",(function(){return d})),n.d(t,"parseWebVTT",(function(){return f}));var r=n(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=n(/*! ./vttparser */"./src/utils/vttparser.ts"),a=n(/*! ../demux/id3 */"./src/demux/id3.ts"),s=n(/*! ./timescale-conversion */"./src/utils/timescale-conversion.ts"),o=n(/*! ../remux/mp4-remuxer */"./src/remux/mp4-remuxer.ts"),l=/\r\n|\n\r|\n|\r/g,c=function(e,t,n){return void 0===n&&(n=0),e.substr(n,t.length)===t},u=function(e){for(var t=5381,n=e.length;n;)t=33*t^e.charCodeAt(--n);return(t>>>0).toString()};function d(e,t,n){return u(e.toString())+u(t.toString())+u(n)}function f(e,t,n,u,f,h,p,m){var g,v=new i.VTTParser,y=Object(a.utf8ArrayToStr)(new Uint8Array(e)).trim().replace(l,"\n").split("\n"),b=[],E=Object(s.toMpegTsClockFromTimescale)(t,n),x="00:00.000",S=0,T=0,k=!0,w=!1;v.oncue=function(e){var t=u[f],n=u.ccOffset,r=(S-E)/9e4;if(null!=t&&t.new&&(void 0!==T?n=u.ccOffset=t.start:function(e,t,n){var r=e[t],i=e[r.prevCC];if(!i||!i.new&&r.new)return e.ccOffset=e.presentationOffset=r.start,void(r.new=!1);for(;null!==(a=i)&&void 0!==a&&a.new;){var a;e.ccOffset+=r.start-i.start,r.new=!1,i=e[(r=i).prevCC]}e.presentationOffset=n}(u,f,r)),r&&(n=r-u.presentationOffset),w){var i=e.endTime-e.startTime,a=Object(o.normalizePts)(9e4*(e.startTime+n-T),9e4*h)/9e4;e.startTime=a,e.endTime=a+i}var s=e.text.trim();e.text=decodeURIComponent(encodeURIComponent(s)),e.id||(e.id=d(e.startTime,e.endTime,s)),e.endTime>0&&b.push(e)},v.onparsingerror=function(e){g=e},v.onflush=function(){g?m(g):p(b)},y.forEach((function(e){if(k){if(c(e,"X-TIMESTAMP-MAP=")){k=!1,w=!0,e.substr(16).split(",").forEach((function(e){c(e,"LOCAL:")?x=e.substr(6):c(e,"MPEGTS:")&&(S=parseInt(e.substr(7)))}));try{T=function(e){var t=parseInt(e.substr(-3)),n=parseInt(e.substr(-6,2)),i=parseInt(e.substr(-9,2)),a=e.length>9?parseInt(e.substr(0,e.indexOf(":"))):0;if(!(Object(r.isFiniteNumber)(t)&&Object(r.isFiniteNumber)(n)&&Object(r.isFiniteNumber)(i)&&Object(r.isFiniteNumber)(a)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+e);return t+=1e3*n,t+=6e4*i,t+=36e5*a}(x)/1e3}catch(e){w=!1,g=e}return}""===e&&(k=!1)}v.parse(e+"\n")})),v.flush()}},"./src/utils/xhr-loader.ts":
/*!*********************************!*\
!*** ./src/utils/xhr-loader.ts ***!
\*********************************/
/*! exports provided: default */function(e,t,n){"use strict";n.r(t);var r=n(/*! ../utils/logger */"./src/utils/logger.ts"),i=n(/*! ../loader/load-stats */"./src/loader/load-stats.ts"),a=/^age:\s*[\d.]+\s*$/m,s=function(){function e(e){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=void 0,this.loader=null,this.stats=void 0,this.xhrSetup=e?e.xhrSetup:null,this.stats=new i.LoadStats,this.retryDelay=0}var t=e.prototype;return t.destroy=function(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null},t.abortInternal=function(){var e=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),e&&(e.onreadystatechange=null,e.onprogress=null,4!==e.readyState&&(this.stats.aborted=!0,e.abort()))},t.abort=function(){var e;this.abortInternal(),null!==(e=this.callbacks)&&void 0!==e&&e.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)},t.load=function(e,t,n){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=e,this.config=t,this.callbacks=n,this.retryDelay=t.retryDelay,this.loadInternal()},t.loadInternal=function(){var e=this.config,t=this.context;if(e){var n=this.loader=new self.XMLHttpRequest,r=this.stats;r.loading.first=0,r.loaded=0;var i=this.xhrSetup;try{if(i)try{i(n,t.url)}catch(e){n.open("GET",t.url,!0),i(n,t.url)}n.readyState||n.open("GET",t.url,!0);var a=this.context.headers;if(a)for(var s in a)n.setRequestHeader(s,a[s])}catch(e){return void this.callbacks.onError({code:n.status,text:e.message},t,n)}t.rangeEnd&&n.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),n.onreadystatechange=this.readystatechange.bind(this),n.onprogress=this.loadprogress.bind(this),n.responseType=t.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),e.timeout),n.send()}},t.readystatechange=function(){var e=this.context,t=this.loader,n=this.stats;if(e&&t){var i=t.readyState,a=this.config;if(!n.aborted&&i>=2)if(self.clearTimeout(this.requestTimeout),0===n.loading.first&&(n.loading.first=Math.max(self.performance.now(),n.loading.start)),4===i){t.onreadystatechange=null,t.onprogress=null;var s=t.status;if(s>=200&&s<300){var o,l;if(n.loading.end=Math.max(self.performance.now(),n.loading.first),l="arraybuffer"===e.responseType?(o=t.response).byteLength:(o=t.responseText).length,n.loaded=n.total=l,!this.callbacks)return;var c=this.callbacks.onProgress;if(c&&c(n,e,o,t),!this.callbacks)return;var u={url:t.responseURL,data:o};this.callbacks.onSuccess(u,n,e,t)}else n.retry>=a.maxRetry||s>=400&&s<499?(r.logger.error(s+" while loading "+e.url),this.callbacks.onError({code:s,text:t.statusText},e,t)):(r.logger.warn(s+" while loading "+e.url+", retrying in "+this.retryDelay+"..."),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,a.maxRetryDelay),n.retry++)}else self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),a.timeout)}},t.loadtimeout=function(){r.logger.warn("timeout while loading "+this.context.url);var e=this.callbacks;e&&(this.abortInternal(),e.onTimeout(this.stats,this.context,this.loader))},t.loadprogress=function(e){var t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)},t.getCacheAge=function(){var e=null;if(this.loader&&a.test(this.loader.getAllResponseHeaders())){var t=this.loader.getResponseHeader("age");e=t?parseFloat(t):null}return e},e}();t.default=s}}).default},e.exports=r())},vHTk:
/*!******************************************************!*\
!*** ./src/components/PreviewAll/index.less?modules ***!
\******************************************************/
/*! no static exports found */
/*! exports used: default */
/*! ModuleConcatenation bailout: Module is not an ECMAScript module */function(e,t,n){e.exports={wrp:"wrp___z2l1F",bgBlack:"bgBlack___3ezfX",monaco:"monaco___1ypjT",darkBlue:"darkBlue___2ViJc",close:"close___3q-z4",embed:"embed___3dQqc"}}}]);
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