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e.inclusiveRight?1:0}function $n(e,t){var n=e.lines.length-t.lines.length;if(n!=0)return n;var r=e.find(),i=t.find(),x=dt(r.from,i.from)||vn(e)-vn(t);if(x)return-x;var I=dt(r.to,i.to)||Zr(e)-Zr(t);return I||t.id-e.id}function an(e,t){var n=Cr&&e.markedSpans,r;if(n)for(var i=void 0,x=0;x<n.length;++x)i=n[x],i.marker.collapsed&&(t?i.from:i.to)==null&&(!r||$n(r,i.marker)<0)&&(r=i.marker);return r}function Li(e){return an(e,!0)}function Rn(e){return an(e,!1)}function qi(e,t){var n=Cr&&e.markedSpans,r;if(n)for(var i=0;i<n.length;++i){var x=n[i];x.marker.collapsed&&(x.from==null||x.from<t)&&(x.to==null||x.to>t)&&(!r||$n(r,x.marker)<0)&&(r=x.marker)}return r}function ea(e,t,n,r,i){var x=tt(e,t),I=Cr&&x.markedSpans;if(I)for(var W=0;W<I.length;++W){var K=I[W];if(!K.marker.collapsed)continue;var 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r=n.marker.find(1,!0);return Pt(e,r.line,nn(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,x=0;x<t.markedSpans.length;++x)if(i=t.markedSpans[x],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&Pt(e,t,i))return!0}function Ft(e){e=Hr(e);for(var t=0,n=e.parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var x=n.parent;x;n=x,x=n.parent)for(var I=0;I<x.children.length;++I){var W=x.children[I];if(W==n)break;t+=W.height}return t}function Qt(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Li(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=Rn(r);){var x=n.find(0,!0);t-=r.text.length-x.from.ch,r=x.to.line,t+=r.text.length-x.to.ch}return t}function or(e){var t=e.display,n=e.doc;t.maxLine=tt(n,n.first),t.maxLineLength=Qt(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var i=Qt(r);i>t.maxLineLength&&(t.maxLineLength=i,t.maxLine=r)})}var sr=function(e,t,n){this.text=e,Jn(this,t),this.height=n?n(this):1};sr.prototype.lineNo=function(){return St(this)},ee(sr);function Jr(e,t,n,r){e.text=t,e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null),e.order!=null&&(e.order=null),gn(e),Jn(e,n);var i=r?r(e):1;i!=e.height&&fr(e,i)}function qt(e){e.parent=null,gn(e)}var on={},yr={};function $r(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?yr:on;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function qr(e,t){var n=m("span",null,null,D?"padding-right: .1px":null),r={pre:m("pre",[n],"CodeMirror-line"),content:n,col:0,pos:0,cm:e,trailingSpace:!1,splitSpaces:e.getOption("lineWrapping")};t.measure={};for(var i=0;i<=(t.rest?t.rest.length:0);i++){var x=i?t.rest[i-1]:t.line,I=void 0;r.pos=0,r.addToken=ws,gt(e.display.measure)&&(I=Ke(x,e.doc.direction))&&(r.addToken=As(r.addToken,I)),r.map=[];var W=t!=e.display.externalMeasured&&St(x);Ls(x,r,ot(e,x,W)),x.styleClasses&&(x.styleClasses.bgClass&&(r.bgClass=j(x.styleClasses.bgClass,r.bgClass||"")),x.styleClasses.textClass&&(r.textClass=j(x.styleClasses.textClass,r.textClass||""))),r.map.length==0&&r.map.push(0,0,r.content.appendChild(qe(e.display.measure))),i==0?(t.measure.map=r.map,t.measure.cache={}):((t.measure.maps||(t.measure.maps=[])).push(r.map),(t.measure.caches||(t.measure.caches=[])).push({}))}if(D){var K=r.content.lastChild;(/\bcm-tab\b/.test(K.className)||K.querySelector&&K.querySelector(".cm-tab"))&&(r.content.className="cm-tab-wrap-hack")}return xe(e,"renderLine",e,t.line,r.pre),r.pre.className&&(r.textClass=j(r.pre.className,r.textClass||"")),r}function qn(e){var t=a("span","\u2022","cm-invalidchar");return t.title="\\u"+e.charCodeAt(0).toString(16),t.setAttribute("aria-label",t.title),t}function ws(e,t,n,r,i,x,I){if(!t)return;var W=e.splitSpaces?Cs(t,e.trailingSpace):t,K=e.cm.state.specialChars,X=!1,ne;if(!K.test(t))e.col+=t.length,ne=document.createTextNode(W),e.map.push(e.pos,e.pos+t.length,ne),F&&M<9&&(X=!0),e.pos+=t.length;else{ne=document.createDocumentFragment();for(var ae=0;;){K.lastIndex=ae;var he=K.exec(t),ce=he?he.index-ae:t.length-ae;if(ce){var Oe=document.createTextNode(W.slice(ae,ae+ce));F&&M<9?ne.appendChild(a("span",[Oe])):ne.appendChild(Oe),e.map.push(e.pos,e.pos+ce,Oe),e.col+=ce,e.pos+=ce}if(!he)break;ae+=ce+1;var Ne=void 0;if(he[0]=="	"){var Xe=e.cm.options.tabSize,Ze=Xe-e.col%Xe;Ne=ne.appendChild(a("span",ue(Ze),"cm-tab")),Ne.setAttribute("role","presentation"),Ne.setAttribute("cm-text","	"),e.col+=Ze}else he[0]=="\r"||he[0]==`
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0,he=0;he<t.length&&!(ae=t[he],ae.to>X&&ae.from<=X);he++);if(ae.to>=ne)return e(n,r,i,x,I,W,K);e(n,r.slice(0,ae.to-X),i,x,null,W,K),x=null,r=r.slice(ae.to-X),X=ae.to}}}function Wa(e,t,n,r){var i=!r&&n.widgetNode;i&&e.map.push(e.pos,e.pos+t,i),!r&&e.cm.display.input.needsContentAttribute&&(i||(i=e.content.appendChild(document.createElement("span"))),i.setAttribute("cm-marker",n.id)),i&&(e.cm.display.input.setUneditable(i),e.content.appendChild(i)),e.pos+=t,e.trailingSpace=!1}function Ls(e,t,n){var r=e.markedSpans,i=e.text,x=0;if(!r){for(var I=1;I<n.length;I+=2)t.addToken(t,i.slice(x,x=n[I]),$r(n[I+1],t.cm.options));return}for(var W=i.length,K=0,X=1,ne="",ae,he,ce=0,Oe,Ne,Xe,Ze,rt;;){if(ce==K){Oe=Ne=Xe=he="",rt=null,Ze=null,ce=Infinity;for(var Je=[],it=void 0,mt=0;mt<r.length;++mt){var ft=r[mt],Tt=ft.marker;if(Tt.type=="bookmark"&&ft.from==K&&Tt.widgetNode)Je.push(Tt);else if(ft.from<=K&&(ft.to==null||ft.to>K||Tt.collapsed&&ft.to==K&&ft.from==K)){if(ft.to!=null&&ft.to!=K&&ce>ft.to&&(ce=ft.to,Ne=""),Tt.className&&(Oe+=" "+Tt.className),Tt.css&&(he=(he?he+";":"")+Tt.css),Tt.startStyle&&ft.from==K&&(Xe+=" "+Tt.startStyle),Tt.endStyle&&ft.to==ce&&(it||(it=[])).push(Tt.endStyle,ft.to),Tt.title&&((rt||(rt={})).title=Tt.title),Tt.attributes)for(var It in Tt.attributes)(rt||(rt={}))[It]=Tt.attributes[It];Tt.collapsed&&(!Ze||$n(Ze.marker,Tt)<0)&&(Ze=ft)}else ft.from>K&&ce>ft.from&&(ce=ft.from)}if(it)for(var dr=0;dr<it.length;dr+=2)it[dr+1]==ce&&(Ne+=" "+it[dr]);if(!Ze||Ze.from==K)for(var zt=0;zt<Je.length;++zt)Wa(t,0,Je[zt]);if(Ze&&(Ze.from||0)==K){if(Wa(t,(Ze.to==null?W+1:Ze.to)-K,Ze.marker,Ze.from==null),Ze.to==null)return;Ze.to==K&&(Ze=!1)}}if(K>=W)break;for(var Ir=Math.min(W,ce);;){if(ne){var Dr=K+ne.length;if(!Ze){var er=Dr>Ir?ne.slice(0,Ir-K):ne;t.addToken(t,er,ae?ae+Oe:Oe,Xe,K+er.length==ce?Ne:"",he,rt)}if(Dr>=Ir){ne=ne.slice(Ir-K),K=Ir;break}K=Dr,Xe=""}ne=i.slice(x,x=n[X++]),ae=$r(n[X++],t.cm.options)}}}function Ha(e,t,n){this.line=t,this.rest=vt(t),this.size=this.rest?St(Ee(this.rest))-n+1:1,this.node=this.text=null,this.hidden=Lt(e,t)}function Di(e,t,n){for(var r=[],i,x=t;x<n;x=i){var I=new Ha(e.doc,tt(e.doc,x),x);i=x+I.size,r.push(I)}return r}var Pn=null;function Ds(e){Pn?Pn.ops.push(e):e.ownsGroup=Pn={ops:[e],delayedCallbacks:[]}}function Os(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n].call(null);for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++].call(null,i.cm)}}while(n<t.length)}function Rs(e,t){var n=e.ownsGroup;if(!n)return;try{Os(n)}finally{Pn=null,t(n)}}var ei=null;function mr(e,t){var n=Ye(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;Pn?i=Pn.delayedCallbacks:ei?i=ei:(i=ei=[],setTimeout(Ps,0));for(var x=function(W){i.push(function(){return n[W].apply(null,r)})},I=0;I<n.length;++I)x(I)}function Ps(){var e=ei;ei=null;for(var t=0;t<e.length;++t)e[t]()}function Ka(e,t,n,r){for(var i=0;i<t.changes.length;i++){var x=t.changes[i];x=="text"?ks(e,t):x=="gutter"?Ga(e,t,n,r):x=="class"?ta(e,t):x=="widget"&&Is(e,t,r)}t.changes=null}function ti(e){return e.node==e.text&&(e.node=a("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),F&&M<8&&(e.node.style.zIndex=2)),e.node}function Ms(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=ti(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function za(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):qr(e,t)}function ks(e,t){var n=t.text.className,r=za(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,ta(e,t)):n&&(t.text.className=n)}function ta(e,t){Ms(e,t),t.line.wrapClass?ti(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function Ga(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=ti(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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"+r.gutterWidth[X]+"px"))}}}function Is(e,t,n){t.alignable&&(t.alignable=null);for(var r=y("CodeMirror-linewidget"),i=t.node.firstChild,x=void 0;i;i=x)x=i.nextSibling,r.test(i.className)&&t.node.removeChild(i);Va(e,t,n)}function Ns(e,t,n,r){var i=za(e,t);return t.text=t.node=i.pre,i.bgClass&&(t.bgClass=i.bgClass),i.textClass&&(t.textClass=i.textClass),ta(e,t),Ga(e,t,n,r),Va(e,t,r),t.node}function Va(e,t,n){if(Xa(e,t.line,t,n,!0),t.rest)for(var r=0;r<t.rest.length;r++)Xa(e,t.rest[r],t,n,!1)}function Xa(e,t,n,r,i){if(!t.widgets)return;for(var x=ti(n),I=0,W=t.widgets;I<W.length;++I){var K=W[I],X=a("div",[K.node],"CodeMirror-linewidget"+(K.className?" 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n=de(t);n!=e.wrapper;n=n.parentNode)if(!n||n.nodeType==1&&n.getAttribute("cm-ignore-events")=="true"||n.parentNode==e.sizer&&n!=e.mover)return!0}function Oi(e){return e.lineSpace.offsetTop}function ra(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Ya(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=o(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function Vr(e){return oe-e.display.nativeBarWidth}function yn(e){return e.display.scroller.clientWidth-Vr(e)-e.display.barWidth}function na(e){return e.display.scroller.clientHeight-Vr(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&yn(e);if(!t.measure.heights||r&&t.measure.width!=i){var x=t.measure.heights=[];if(r){t.measure.width=i;for(var I=t.text.firstChild.getClientRects(),W=0;W<I.length-1;W++){var K=I[W],X=I[W+1];Math.abs(K.bottom-X.bottom)>2&&x.push((K.bottom+X.top)/2-n.top)}}x.push(n.bottom-n.top)}}function Qa(e,t,n){if(e.line==t)return{map:e.measure.map,cache:e.measure.cache};for(var r=0;r<e.rest.length;r++)if(e.rest[r]==t)return{map:e.measure.maps[r],cache:e.measure.caches[r]};for(var i=0;i<e.rest.length;i++)if(St(e.rest[i])>n)return{map:e.measure.maps[i],cache:e.measure.caches[i],before:!0}}function Bs(e,t){t=Hr(t);var n=St(t),r=e.display.externalMeasured=new Ha(e.doc,t,n);r.lineN=n;var i=r.built=qr(e,r);return r.text=i.pre,o(e.display.lineMeasure,i.pre),r}function Za(e,t,n,r){return Xr(e,Mn(e,t),n,r)}function ia(e,t){if(t>=e.display.viewFrom&&t<e.display.viewTo)return e.display.view[xn(e,t)];var n=e.display.externalMeasured;if(n&&t>=n.lineN&&t<n.lineN+n.size)return n}function Mn(e,t){var n=St(t),r=ia(e,n);r&&!r.text?r=null:r&&r.changes&&(Ka(e,r,n,da(e)),e.curOp.forceUpdate=!0),r||(r=Bs(e,t));var 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x=Mn(e,t),I=aa(t),W=0,K=t.text.length,X=!0,ne=Ke(t,e.doc.direction);if(ne){var ae=(e.options.lineWrapping?Gs:zs)(e,t,n,x,ne,r,i);X=ae.level!=1,W=X?ae.from:ae.to-1,K=X?ae.to:ae.from-1}var he=null,ce=null,Oe=Le(function(mt){var ft=Xr(e,x,mt);return ft.top+=I,ft.bottom+=I,ua(ft,r,i,!1)?(ft.top<=i&&ft.left<=r&&(he=mt,ce=ft),!0):!1},W,K),Ne,Xe,Ze=!1;if(ce){var rt=r-ce.left<ce.right-r,Je=rt==X;Oe=he+(Je?0:1),Xe=Je?"after":"before",Ne=rt?ce.left:ce.right}else{!X&&(Oe==K||Oe==W)&&Oe++,Xe=Oe==0?"after":Oe==t.text.length?"before":Xr(e,x,Oe-(X?1:0)).bottom+I<=i==X?"after":"before";var it=Kr(e,Fe(n,Oe,Xe),"line",t,x);Ne=it.left,Ze=i<it.top?-1:i>=it.bottom?1:0}return Oe=Pe(t.text,Oe,1),sa(n,Oe,Xe,Ze,r-Ne)}function zs(e,t,n,r,i,x,I){var W=Le(function(ae){var he=i[ae],ce=he.level!=1;return ua(Kr(e,Fe(n,ce?he.to:he.from,ce?"before":"after"),"line",t,r),x,I,!0)},0,i.length-1),K=i[W];if(W>0){var 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t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");o(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function da(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,x=t.gutters.firstChild,I=0;x;x=x.nextSibling,++I){var W=e.display.gutterSpecs[I].className;n[W]=x.offsetLeft+x.clientLeft+i,r[W]=x.clientWidth}return{fixedPos:ca(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ca(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function so(e){var t=kn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/In(e.display)-3);return function(i){if(Lt(e.doc,i))return 0;var x=0;if(i.widgets)for(var I=0;I<i.widgets.length;I++)i.widgets[I].height&&(x+=i.widgets[I].height);return n?x+(Math.ceil(i.text.length/r)||1)*t:x+t}}function fa(e){var t=e.doc,n=so(e);t.iter(function(r){var i=n(r);i!=r.height&&fr(r,i)})}function En(e,t,n,r){var i=e.display;if(!n&&de(t).getAttribute("cm-not-content")=="true")return null;var x,I,W=i.lineSpace.getBoundingClientRect();try{x=t.clientX-W.left,I=t.clientY-W.top}catch(ae){return null}var K=la(e,x,I),X;if(r&&K.xRel>0&&(X=tt(e.doc,K.line).text).length==K.ch){var ne=V(X,X.length,e.options.tabSize)-X.length;K=Fe(K.line,Math.max(0,Math.round((x-Ya(e.display).left)/In(e.display))-ne))}return K}function xn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function Ar(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)Cr&&bt(e.doc,t)<i.viewTo&&ln(e);else if(n<=i.viewFrom)Cr&&Et(e.doc,n+r)>i.viewFrom?ln(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)ln(e);else if(t<=i.viewFrom){var x=Pi(e,n,n+r,1);x?(i.view=i.view.slice(x.index),i.viewFrom=x.lineN,i.viewTo+=r):ln(e)}else if(n>=i.viewTo){var I=Pi(e,t,t,-1);I?(i.view=i.view.slice(0,I.index),i.viewTo=I.lineN):ln(e)}else{var W=Pi(e,t,t,-1),K=Pi(e,n,n+r,1);W&&K?(i.view=i.view.slice(0,W.index).concat(Di(e,W.lineN,K.lineN)).concat(i.view.slice(K.index)),i.viewTo+=r):ln(e)}var X=i.externalMeasured;X&&(n<X.lineN?X.lineN+=r:t<X.lineN+X.size&&(i.externalMeasured=null))}function sn(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var x=r.view[xn(e,t)];if(x.node==null)return;var I=x.changes||(x.changes=[]);ie(I,n)==-1&&I.push(n)}function ln(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Pi(e,t,n,r){var i=xn(e,t),x,I=e.display.view;if(!Cr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var W=e.display.viewFrom,K=0;K<i;K++)W+=I[K].size;if(W!=t){if(r>0){if(i==I.length-1)return null;x=W+I[i].size-t,i++}else x=W-t;t+=x,n+=x}for(;bt(e.doc,n)!=n;){if(i==(r<0?0:I.length-1))return null;n+=r*I[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=Di(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Di(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(xn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Di(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,xn(e,n)))),r.viewTo=n}function lo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ii(e){e.display.input.showSelection(e.display.input.prepareSelection())}function uo(e,t){t===void 0&&(t=!0);for(var 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r=e.display,i=e.doc,x=document.createDocumentFragment(),I=Ya(e.display),W=I.left,K=Math.max(r.sizerWidth,yn(e)-r.sizer.offsetLeft)-I.right,X=i.direction=="ltr";function ne(Je,it,mt,ft){it<0&&(it=0),it=Math.round(it),ft=Math.round(ft),x.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Je+`px;
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                             height: `+(ft-it)+"px"))}function ae(Je,it,mt){var ft=tt(i,Je),Tt=ft.text.length,It,dr;function zt(er,Or){return oa(e,Fe(Je,er),"div",ft,Or)}function Ir(er,Or,pr){var ir=oo(e,ft,null,er),tr=Or=="ltr"==(pr=="after")?"left":"right",Zt=pr=="after"?ir.begin:ir.end-(/\s/.test(ft.text.charAt(ir.end-1))?2:1);return zt(Zt,tr)[tr]}var Dr=Ke(ft,i.direction);return Re(Dr,it||0,mt==null?Tt:mt,function(er,Or,pr,ir){var tr=pr=="ltr",Zt=zt(er,tr?"left":"right"),Rr=zt(Or-1,tr?"right":"left"),Yn=it==null&&er==0,mn=mt==null&&Or==Tt,Er=ir==0,Yr=!Dr||ir==Dr.length-1;if(Rr.top-Zt.top<=3){var cr=(X?Yn:mn)&&Er,Ua=(X?mn:Yn)&&Yr,rn=cr?W:(tr?Zt:Rr).left,Cn=Ua?K:(tr?Rr:Zt).right;ne(rn,Zt.top,Cn-rn,Zt.bottom)}else{var An,Sr,Qn,Fa;tr?(An=X&&Yn&&Er?W:Zt.left,Sr=X?K:Ir(er,pr,"before"),Qn=X?W:Ir(Or,pr,"after"),Fa=X&&mn&&Yr?K:Rr.right):(An=X?Ir(er,pr,"before"):W,Sr=!X&&Yn&&Er?K:Zt.right,Qn=!X&&mn&&Yr?W:Rr.left,Fa=X?Ir(Or,pr,"after"):K),ne(An,Zt.top,Sr-An,Zt.bottom),Zt.bottom<Rr.top&&ne(W,Zt.bottom,null,Rr.top),ne(Qn,Rr.top,Fa-Qn,Rr.bottom)}(!It||Mi(Zt,It)<0)&&(It=Zt),Mi(Rr,It)<0&&(It=Rr),(!dr||Mi(Zt,dr)<0)&&(dr=Zt),Mi(Rr,dr)<0&&(dr=Rr)}),{start:It,end:dr}}var he=t.from(),ce=t.to();if(he.line==ce.line)ae(he.line,he.ch,ce.ch);else{var Oe=tt(i,he.line),Ne=tt(i,ce.line),Xe=Hr(Oe)==Hr(Ne),Ze=ae(he.line,he.ch,Xe?Oe.text.length+1:null).end,rt=ae(ce.line,Xe?0:null,ce.ch).start;Xe&&(Ze.top<rt.top-2?(ne(Ze.right,Ze.top,null,Ze.bottom),ne(W,rt.top,rt.left,rt.bottom)):ne(Ze.right,Ze.top,rt.left-Ze.right,Ze.bottom)),Ze.bottom<rt.top&&ne(W,Ze.bottom,null,rt.top)}n.appendChild(x)}function ha(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||Nn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function fo(e){e.state.focused||(e.display.input.focus(),ma(e))}function ho(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Nn(e))},100)}function ma(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(xe(e,"focus",e,t),e.state.focused=!0,U(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),D&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),ha(e)}function Nn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(xe(e,"blur",e,t),e.state.focused=!1,f(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function ki(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],x=e.options.lineWrapping,I=void 0,W=0;if(i.hidden)continue;if(F&&M<8){var K=i.node.offsetTop+i.node.offsetHeight;I=K-n,n=K}else{var X=i.node.getBoundingClientRect();I=X.bottom-X.top,!x&&i.text.firstChild&&(W=i.text.firstChild.getBoundingClientRect().right-X.left-1)}var ne=i.line.height-I;if((ne>.005||ne<-.005)&&(fr(i.line,I),mo(i.line),i.rest))for(var ae=0;ae<i.rest.length;ae++)mo(i.rest[ae]);if(W>e.display.sizerWidth){var he=Math.ceil(W/In(e.display));he>e.display.maxLineLength&&(e.display.maxLineLength=he,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function mo(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Ii(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Oi(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,x=hr(t,r),I=hr(t,i);if(n&&n.ensure){var W=n.ensure.from.line,K=n.ensure.to.line;W<x?(x=W,I=hr(t,Ft(tt(t,W))+e.wrapper.clientHeight)):Math.min(K,t.lastLine())>=I&&(x=hr(t,Ft(tt(t,K))-e.wrapper.clientHeight),I=K)}return{from:x,to:Math.max(I,x+1)}}function Ys(e,t){if(Ie(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),i!=null&&!_){var x=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Oi(e.display))+`px;
                         height: `+(t.bottom-t.top+Vr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(x),x.scrollIntoView(i),e.display.lineSpace.removeChild(x)}}function Qs(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var x=0;x<5;x++){var I=!1,W=Kr(e,t),K=!n||n==t?W:Kr(e,n);i={left:Math.min(W.left,K.left),top:Math.min(W.top,K.top)-r,right:Math.max(W.left,K.left),bottom:Math.max(W.bottom,K.bottom)+r};var X=pa(e,i),ne=e.doc.scrollTop,ae=e.doc.scrollLeft;if(X.scrollTop!=null&&(oi(e,X.scrollTop),Math.abs(e.doc.scrollTop-ne)>1&&(I=!0)),X.scrollLeft!=null&&(Tn(e,X.scrollLeft),Math.abs(e.doc.scrollLeft-ae)>1&&(I=!0)),!I)break}return i}function Zs(e,t){var n=pa(e,t);n.scrollTop!=null&&oi(e,n.scrollTop),n.scrollLeft!=null&&Tn(e,n.scrollLeft)}function pa(e,t){var n=e.display,r=kn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,x=na(e),I={};t.bottom-t.top>x&&(t.bottom=t.top+x);var W=e.doc.height+ra(n),K=t.top<r,X=t.bottom>W-r;if(t.top<i)I.scrollTop=K?0:t.top;else if(t.bottom>i+x){var ne=Math.min(t.top,(X?W:t.bottom)-x);ne!=i&&(I.scrollTop=ne)}var ae=e.options.fixedGutter?0:n.gutters.offsetWidth,he=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ae,ce=yn(e)-n.gutters.offsetWidth,Oe=t.right-t.left>ce;return Oe&&(t.right=t.left+ce),t.left<10?I.scrollLeft=0:t.left<he?I.scrollLeft=Math.max(0,t.left+ae-(Oe?0:10)):t.right>ce+he-3&&(I.scrollLeft=t.right+(Oe?0:10)-ce),I}function ga(e,t){if(t==null)return;Ni(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Un(e){Ni(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function ai(e,t,n){(t!=null||n!=null)&&Ni(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Ni(e),e.curOp.scrollToPos=t}function Ni(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=io(e,t.from),r=io(e,t.to);po(e,n,r,t.margin)}}function po(e,t,n,r){var i=pa(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});ai(e,i.scrollLeft,i.scrollTop)}function oi(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||ya(e,{top:t}),go(e,t,!0),L&&ya(e),ui(e,100)}function go(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function Tn(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,xo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function si(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ra(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Vr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Sn=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),ge(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),ge(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,F&&M<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Sn.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 x=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+x)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},Sn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Sn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Sn.prototype.zeroWidthHack=function(){var e=u&&!A?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new $,this.disableVert=new $},Sn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),x=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);x!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},Sn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var li=function(){};li.prototype.update=function(){return{bottom:0,right:0}},li.prototype.setScrollLeft=function(){},li.prototype.setScrollTop=function(){},li.prototype.clear=function(){};function Fn(e,t){t||(t=si(e));var n=e.display.barWidth,r=e.display.barHeight;vo(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ki(e),vo(e,si(e)),n=e.display.barWidth,r=e.display.barHeight}function vo(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var yo={native:Sn,null:li};function bo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new yo[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),ge(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?Tn(e,t):oi(e,t)},e),e.display.scrollbars.addClass&&U(e.display.wrapper,e.display.scrollbars.addClass)}var $s=0;function _n(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++$s},Ds(e.curOp)}function wn(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var x=0;x<t.length;x++)nl(t[x]);for(var I=0;I<t.length;I++)il(t[I])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&or(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Ui(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&va(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ki(t),e.barMeasure=si(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Za(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+Vr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-yn(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&Tn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==O();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Fn(t,e.barMeasure),e.updatedDisplay&&Ea(t,e.barMeasure),e.selectionChanged&&ha(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&fo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Eo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&go(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&Tn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=Qs(t,ct(r,e.scrollToPos.from),ct(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var x=e.maybeHiddenMarkers,I=e.maybeUnhiddenMarkers;if(x)for(var W=0;W<x.length;++W)x[W].lines.length||xe(x[W],"hide");if(I)for(var K=0;K<I.length;++K)I[K].lines.length&&xe(I[K],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&xe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function kr(e,t){if(e.curOp)return t();_n(e);try{return t()}finally{wn(e)}}function lr(e,t){return function(){if(e.curOp)return t.apply(e,arguments);_n(e);try{return t.apply(e,arguments)}finally{wn(e)}}}function Tr(e){return function(){if(this.curOp)return e.apply(this,arguments);_n(this);try{return e.apply(this,arguments)}finally{wn(this)}}}function ur(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);_n(t);try{return e.apply(this,arguments)}finally{wn(t)}}}function ui(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,B(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=ve(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(x){if(r.line>=e.display.viewFrom){var I=x.styles,W=x.text.length>e.options.maxHighlightLength?Ht(t.mode,r.state):null,K=wt(e,x,r,!0);W&&(r.state=W),x.styles=K.styles;var X=x.styleClasses,ne=K.classes;ne?x.styleClasses=ne:X&&(x.styleClasses=null);for(var ae=!I||I.length!=x.styles.length||X!=ne&&(!X||!ne||X.bgClass!=ne.bgClass||X.textClass!=ne.textClass),he=0;!ae&&he<I.length;++he)ae=I[he]!=x.styles[he];ae&&i.push(r.line),x.stateAfter=r.save(),r.nextLine()}else x.text.length<=e.options.maxHighlightLength&&nt(e,x.text,r),x.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ui(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&kr(e,function(){for(var x=0;x<i.length;x++)sn(e,i[x],"text")})}var Ui=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Ii(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=yn(e),this.force=n,this.dims=da(e),this.events=[]};Ui.prototype.signal=function(e,t){te(e,t)&&this.events.push(arguments)},Ui.prototype.finish=function(){for(var e=0;e<this.events.length;e++)xe.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Vr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Vr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=O();if(!t||!v(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&v(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==O())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&v(document.body,e.anchorNode)&&v(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function va(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return ln(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&lo(e)==0)return!1;To(e)&&(ln(e),t.dims=da(e));var i=r.first+r.size,x=Math.max(t.visible.from-e.options.viewportMargin,r.first),I=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<x&&x-n.viewFrom<20&&(x=Math.max(r.first,n.viewFrom)),n.viewTo>I&&n.viewTo-I<20&&(I=Math.min(i,n.viewTo)),Cr&&(x=bt(e.doc,x),I=Et(e.doc,I));var W=x!=n.viewFrom||I!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,x,I),n.viewOffset=Ft(tt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var K=lo(e);if(!W&&K==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var X=sl(e);return K>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),K>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(X),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,W&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ui(e,400)),n.updateLineNumbers=null,!0}function Eo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==yn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ra(e.display)-na(e),n.top)}),t.visible=Ii(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Ii(e.display,e.doc,n));if(!va(e,t))break;ki(e);var i=si(e);ii(e),Fn(e,i),Ea(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function ya(e,t){var n=new Ui(e,t);if(va(e,n)){ki(e),Eo(e,n);var r=si(e);ii(e),Fn(e,r),Ea(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,x=r.lineDiv,I=x.firstChild;function W(Oe){var Ne=Oe.nextSibling;return D&&u&&e.display.currentWheelTarget==Oe?Oe.style.display="none":Oe.parentNode.removeChild(Oe),Ne}for(var K=r.view,X=r.viewFrom,ne=0;ne<K.length;ne++){var ae=K[ne];if(!ae.hidden)if(!ae.node||ae.node.parentNode!=x){var he=Ns(e,ae,X,n);x.insertBefore(he,I)}else{for(;I!=ae.node;)I=W(I);var ce=i&&t!=null&&t<=X&&ae.lineNumber;ae.changes&&(ie(ae.changes,"gutter")>-1&&(ce=!1),Ka(e,ae,X,n)),ce&&(c(ae.lineNumber),ae.lineNumber.appendChild(document.createTextNode(nr(e.options,X)))),I=ae.node.nextSibling}X+=ae.size}for(;I;)I=W(I)}function ba(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ea(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Vr(e)+"px"}function xo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ca(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,x=r+"px",I=0;I<n.length;I++)if(!n[I].hidden){e.options.fixedGutter&&(n[I].gutter&&(n[I].gutter.style.left=x),n[I].gutterBackground&&(n[I].gutterBackground.style.left=x));var W=n[I].alignable;if(W)for(var K=0;K<W.length;K++)W[K].style.left=x}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function To(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=nr(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),x=i.firstChild.offsetWidth,I=i.offsetWidth-x;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(x,r.lineGutter.offsetWidth-I)+1,r.lineNumWidth=r.lineNumInnerWidth+I,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",ba(e.display),!0}return!1}function xa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var x=e[i],I=null;if(typeof x!="string"&&(I=x.style,x=x.className),x=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:x,style:I})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function So(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],x=i.className,I=i.style,W=t.appendChild(a("div",null,"CodeMirror-gutter "+x));I&&(W.style.cssText=I),x=="CodeMirror-linenumbers"&&(e.lineGutter=W,W.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",ba(e)}function di(e){So(e.display),Ar(e),xo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=m("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=m("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var x=m("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[x],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+oe+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),F&&M<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!D&&!(L&&s)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=xa(r.gutters,r.lineNumbers),So(i),n.init(i)}var Fi=0,Fr=null;F?Fr=-.53:L?Fr=15:E?Fr=-.7:T&&(Fr=-1/3);function _o(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),n==null&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:n==null&&(n=e.wheelDelta),{x:t,y:n}}function cl(e){var t=_o(e);return t.x*=Fr,t.y*=Fr,t}function wo(e,t){var n=_o(t),r=n.x,i=n.y,x=e.display,I=x.scroller,W=I.scrollWidth>I.clientWidth,K=I.scrollHeight>I.clientHeight;if(!(r&&W||i&&K))return;if(i&&u&&D){e:for(var X=t.target,ne=x.view;X!=I;X=X.parentNode)for(var ae=0;ae<ne.length;ae++)if(ne[ae].node==X){e.display.currentWheelTarget=X;break e}}if(r&&!L&&!w&&Fr!=null){i&&K&&oi(e,Math.max(0,I.scrollTop+i*Fr)),Tn(e,Math.max(0,I.scrollLeft+r*Fr)),(!i||i&&K)&&Y(t),x.wheelStartX=null;return}if(i&&Fr!=null){var he=i*Fr,ce=e.doc.scrollTop,Oe=ce+x.wrapper.clientHeight;he<0?ce=Math.max(0,ce+he-50):Oe=Math.min(e.doc.height,Oe+he+50),ya(e,{top:ce,bottom:Oe})}Fi<20&&(x.wheelStartX==null?(x.wheelStartX=I.scrollLeft,x.wheelStartY=I.scrollTop,x.wheelDX=r,x.wheelDY=i,setTimeout(function(){if(x.wheelStartX==null)return;var Ne=I.scrollLeft-x.wheelStartX,Xe=I.scrollTop-x.wheelStartY,Ze=Xe&&x.wheelDY&&Xe/x.wheelDY||Ne&&x.wheelDX&&Ne/x.wheelDX;if(x.wheelStartX=x.wheelStartY=null,!Ze)return;Fr=(Fr*Fi+Ze)/(Fi+1),++Fi},200)):(x.wheelDX+=r,x.wheelDY+=i))}var Br=function(e,t){this.ranges=e,this.primIndex=t};Br.prototype.primary=function(){return this.ranges[this.primIndex]},Br.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!_r(n.anchor,r.anchor)||!_r(n.head,r.head))return!1}return!0},Br.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new Rt(vr(this.ranges[t].anchor),vr(this.ranges[t].head));return new Br(e,this.primIndex)},Br.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Br.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(dt(t,r.from())>=0&&dt(e,r.to())<=0)return n}return-1};var Rt=function(e,t){this.anchor=e,this.head=t};Rt.prototype.from=function(){return wr(this.anchor,this.head)},Rt.prototype.to=function(){return Ve(this.anchor,this.head)},Rt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function zr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(he,ce){return dt(he.from(),ce.from())}),n=ie(t,i);for(var x=1;x<t.length;x++){var I=t[x],W=t[x-1],K=dt(W.to(),I.from());if(r&&!I.empty()?K>0:K>=0){var X=wr(W.from(),I.from()),ne=Ve(W.to(),I.to()),ae=W.empty()?I.from()==I.head:W.from()==W.head;x<=n&&--n,t.splice(--x,2,new Rt(ae?ne:X,ae?X:ne))}}return new Br(t,n)}function un(e,t){return new Br([new Rt(e,t||e)],0)}function dn(e){return e.text?Fe(e.from.line+e.text.length-1,Ee(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Co(e,t){if(dt(e,t.from)<0)return e;if(dt(e,t.to)<=0)return dn(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+=dn(t).ch-t.to.ch),Fe(n,r)}function Ta(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new Rt(Co(i.anchor,t),Co(i.head,t)))}return zr(e.cm,n,e.sel.primIndex)}function Ao(e,t,n){return e.line==t.line?Fe(n.line,e.ch-t.ch+n.ch):Fe(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Fe(e.first,0),x=i,I=0;I<t.length;I++){var W=t[I],K=Ao(W.from,i,x),X=Ao(dn(W),i,x);if(i=W.to,x=X,n=="around"){var ne=e.sel.ranges[I],ae=dt(ne.head,ne.anchor)<0;r[I]=new 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Bi(e){this.done=[],this.undone=[],this.undoDepth=Infinity,this.lastModTime=this.lastSelTime=0,this.lastOp=this.lastSelOp=null,this.lastOrigin=this.lastSelOrigin=null,this.generation=this.maxGeneration=e||1}function wa(e,t){var n={from:vr(t.from),to:dn(t),text:Yt(e,t.from,t.to)};return Mo(e,n,t.from.line,t.to.line+1),cn(e,function(r){return Mo(r,n,t.from.line,t.to.line+1)},!0),n}function Ro(e){for(;e.length;){var t=Ee(e);if(t.ranges)e.pop();else break}}function ml(e,t){if(t)return Ro(e.done),Ee(e.done);if(e.done.length&&!Ee(e.done).ranges)return Ee(e.done);if(e.done.length>1&&!e.done[e.done.length-2].ranges)return e.done.pop(),Ee(e.done)}function Po(e,t,n,r){var i=e.history;i.undone.length=0;var x=+new Date,I,W;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>x-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(I=ml(i,i.lastOp==r)))W=Ee(I.changes),dt(t.from,t.to)==0&&dt(t.from,W.to)==0?W.to=dn(t):I.changes.push(wa(e,t));else{var K=Ee(i.done);for((!K||!K.ranges)&&ji(e.sel,i.done),I={changes:[wa(e,t)],generation:i.generation},i.done.push(I);i.done.length>i.undoDepth;)i.done.shift(),i.done[0].ranges||i.done.shift()}i.done.push(n),i.generation=++i.maxGeneration,i.lastModTime=i.lastSelTime=x,i.lastOp=i.lastSelOp=r,i.lastOrigin=i.lastSelOrigin=t.origin,W||xe(e,"historyAdded")}function pl(e,t,n,r){var i=t.charAt(0);return i=="*"||i=="+"&&n.ranges.length==r.ranges.length&&n.somethingSelected()==r.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}function gl(e,t,n,r){var i=e.history,x=r&&r.origin;n==i.lastSelOp||x&&i.lastSelOrigin==x&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==x||pl(e,x,Ee(i.done),t))?i.done[i.done.length-1]=t:ji(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=x,i.lastSelOp=n,r&&r.clearRedo!==!1&&Ro(i.undone)}function ji(e,t){var n=Ee(t);n&&n.ranges&&n.equals(e)||t.push(e)}function Mo(e,t,n,r){var i=t["spans_"+e.id],x=0;e.iter(Math.max(e.first,n),Math.min(e.first+e.size,r),function(I){I.markedSpans&&((i||(i=t["spans_"+e.id]={}))[x]=I.markedSpans),++x})}function vl(e){if(!e)return null;for(var t,n=0;n<e.length;++n)e[n].marker.explicitlyCleared?t||(t=e.slice(0,n)):t&&t.push(e[n]);return t?t.length?t:null:e}function yl(e,t){var n=t["spans_"+e.id];if(!n)return null;for(var r=[],i=0;i<t.text.length;++i)r.push(vl(n[i]));return r}function ko(e,t){var n=yl(e,t),r=Qr(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var x=n[i],I=r[i];if(x&&I){e:for(var W=0;W<I.length;++W){for(var 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i=e.sel.ranges.slice(0);i[t]=n,br(e,zr(e.cm,i,e.sel.primIndex),r)}function No(e,t,n,r){br(e,un(t,n),r)}function bl(e,t,n){var r={ranges:t.ranges,update:function(i){this.ranges=[];for(var x=0;x<i.length;x++)this.ranges[x]=new Rt(ct(e,i[x].anchor),ct(e,i[x].head))},origin:n&&n.origin};return xe(e,"beforeSelectionChange",e,r),e.cm&&xe(e.cm,"beforeSelectionChange",e.cm,r),r.ranges!=t.ranges?zr(e.cm,r.ranges,r.ranges.length-1):t}function Uo(e,t,n){var r=e.history.done,i=Ee(r);i&&i.ranges?(r[r.length-1]=t,Hi(e,t,n)):br(e,t,n)}function br(e,t,n){Hi(e,t,n),gl(e,e.sel,e.cm?e.cm.curOp.id:NaN,n)}function Hi(e,t,n){(te(e,"beforeSelectionChange")||e.cm&&te(e.cm,"beforeSelectionChange"))&&(t=bl(e,t,n));var r=n&&n.bias||(dt(t.primary().head,e.sel.primary().head)<0?-1:1);Fo(e,jo(e,t,r,!0)),!(n&&n.scroll===!1)&&e.cm&&Un(e.cm)}function Fo(e,t){if(t.equals(e.sel))return;e.sel=t,e.cm&&(e.cm.curOp.updateInput=1,e.cm.curOp.selectionChanged=!0,se(e.cm)),mr(e,"cursorActivity",e)}function Bo(e){Fo(e,jo(e,e.sel,null,!1))}function jo(e,t,n,r){for(var i,x=0;x<t.ranges.length;x++){var I=t.ranges[x],W=t.ranges.length==e.sel.ranges.length&&e.sel.ranges[x],K=Ki(e,I.anchor,W&&W.anchor,n,r),X=Ki(e,I.head,W&&W.head,n,r);(i||K!=I.anchor||X!=I.head)&&(i||(i=t.ranges.slice(0,x)),i[x]=new Rt(K,X))}return i?zr(e.cm,i,t.primIndex):t}function jn(e,t,n,r,i){var x=tt(e,t.line);if(x.markedSpans)for(var I=0;I<x.markedSpans.length;++I){var W=x.markedSpans[I],K=W.marker,X="selectLeft"in K?!K.selectLeft:K.inclusiveLeft,ne="selectRight"in K?!K.selectRight:K.inclusiveRight;if((W.from==null||(X?W.from<=t.ch:W.from<t.ch))&&(W.to==null||(ne?W.to>=t.ch:W.to>t.ch))){if(i&&(xe(K,"beforeCursorEnter"),K.explicitlyCleared))if(x.markedSpans){--I;continue}else break;if(!K.atomic)continue;if(n){var ae=K.find(r<0?1:-1),he=void 0;if((r<0?ne:X)&&(ae=Wo(e,ae,-r,ae&&ae.line==t.line?x:null)),ae&&ae.line==t.line&&(he=dt(ae,n))&&(r<0?he<0:he>0))return jn(e,ae,t,r,i)}var ce=K.find(r<0?-1:1);return(r<0?X:ne)&&(ce=Wo(e,ce,r,ce.line==t.line?x:null)),ce?jn(e,ce,t,r,i):null}}return t}function Ki(e,t,n,r,i){var x=r||1,I=jn(e,t,n,x,i)||!i&&jn(e,t,n,x,!0)||jn(e,t,n,-x,i)||!i&&jn(e,t,n,-x,!0);return I||(e.cantEdit=!0,Fe(e.first,0))}function Wo(e,t,n,r){return n<0&&t.ch==0?t.line>e.first?ct(e,Fe(t.line-1)):null:n>0&&t.ch==(r||tt(e,t.line)).text.length?t.line<e.first+e.size-1?Fe(t.line+1,0):null:new Fe(t.line,t.ch+n)}function Ho(e){e.setSelection(Fe(e.firstLine(),0),Fe(e.lastLine()),fe)}function Ko(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){return r.canceled=!0}};return n&&(r.update=function(i,x,I,W){i&&(r.from=ct(e,i)),x&&(r.to=ct(e,x)),I&&(r.text=I),W!==void 0&&(r.origin=W)}),xe(e,"beforeChange",e,r),e.cm&&xe(e.cm,"beforeChange",e.cm,r),r.canceled?(e.cm&&(e.cm.curOp.updateInput=2),null):{from:r.from,to:r.to,text:r.text,origin:r.origin}}function Wn(e,t,n){if(e.cm){if(!e.cm.curOp)return lr(e.cm,Wn)(e,t,n);if(e.cm.state.suppressEdits)return}if((te(e,"beforeChange")||e.cm&&te(e.cm,"beforeChange"))&&(t=Ko(e,t,!0),!t))return;var r=Wr&&!n&&On(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)zo(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text,origin:t.origin});else zo(e,t)}function zo(e,t){if(t.text.length==1&&t.text[0]==""&&dt(t.from,t.to)==0)return;var n=Ta(e,t);Po(e,t,n,e.cm?e.cm.curOp.id:NaN),fi(e,t,n,Qr(e,t));var r=[];cn(e,function(i,x){!x&&ie(r,i.history)==-1&&(Yo(i.history,t),r.push(i.history)),fi(i,t,null,Qr(i,t))})}function zi(e,t,n){var r=e.cm&&e.cm.state.suppressEdits;if(r&&!n)return;for(var i=e.history,x,I=e.sel,W=t=="undo"?i.done:i.undone,K=t=="undo"?i.undone:i.done,X=0;X<W.length&&!(x=W[X],n?x.ranges&&!x.equals(e.sel):!x.ranges);X++);if(X==W.length)return;for(i.lastOrigin=i.lastSelOrigin=null;;)if(x=W.pop(),x.ranges){if(ji(x,K),n&&!x.equals(e.sel)){br(e,x,{clearRedo:!1});return}I=x}else if(r){W.push(x);return}else break;var ne=[];ji(I,K),K.push({changes:ne,generation:i.generation}),i.generation=x.generation||++i.maxGeneration;for(var ae=te(e,"beforeChange")||e.cm&&te(e.cm,"beforeChange"),he=function(Ne){var Xe=x.changes[Ne];if(Xe.origin=t,ae&&!Ko(e,Xe,!1))return W.length=0,{};ne.push(wa(e,Xe));var Ze=Ne?Ta(e,Xe):Ee(W);fi(e,Xe,Ze,ko(e,Xe)),!Ne&&e.cm&&e.cm.scrollIntoView({from:Xe.from,to:dn(Xe)});var rt=[];cn(e,function(Je,it){!it&&ie(rt,Je.history)==-1&&(Yo(Je.history,Xe),rt.push(Je.history)),fi(Je,Xe,null,ko(Je,Xe))})},ce=x.changes.length-1;ce>=0;--ce){var Oe=he(ce);if(Oe)return Oe.v}}function Go(e,t){if(t==0)return;if(e.first+=t,e.sel=new Br(Ge(e.sel.ranges,function(i){return new Rt(Fe(i.anchor.line+t,i.anchor.ch),Fe(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Ar(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)sn(e.cm,r,"gutter")}}function fi(e,t,n,r){if(e.cm&&!e.cm.curOp)return lr(e.cm,fi)(e,t,n,r);if(t.to.line<e.first){Go(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Go(e,i),t={from:Fe(e.first,0),to:Fe(t.to.line+i,t.to.ch),text:[Ee(t.text)],origin:t.origin}}var x=e.lastLine();t.to.line>x&&(t={from:t.from,to:Fe(x,tt(e,x).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Yt(e,t.from,t.to),n||(n=Ta(e,t)),e.cm?El(e.cm,t,r):_a(e,t,r),Hi(e,n,fe),e.cantEdit&&Ki(e,Fe(e.firstLine(),0))&&(e.cantEdit=!1)}function El(e,t,n){var r=e.doc,i=e.display,x=t.from,I=t.to,W=!1,K=x.line;e.options.lineWrapping||(K=St(Hr(tt(r,x.line))),r.iter(K,I.line+1,function(ce){if(ce==i.maxLine)return W=!0,!0})),r.sel.contains(t.from,t.to)>-1&&se(e),_a(r,t,n,so(e)),e.options.lineWrapping||(r.iter(K,x.line+t.text.length,function(ce){var Oe=Qt(ce);Oe>i.maxLineLength&&(i.maxLine=ce,i.maxLineLength=Oe,i.maxLineChanged=!0,W=!1)}),W&&(e.curOp.updateMaxLine=!0)),Mr(r,x.line),ui(e,400);var X=t.text.length-(I.line-x.line)-1;t.full?Ar(e):x.line==I.line&&t.text.length==1&&!Lo(e.doc,t)?sn(e,x.line,"text"):Ar(e,x.line,I.line+1,X);var ne=te(e,"changes"),ae=te(e,"change");if(ae||ne){var he={from:x,to:I,text:t.text,removed:t.removed,origin:t.origin};ae&&mr(e,"change",e,he),ne&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(he)}e.display.selForContextMenu=null}function Hn(e,t,n,r,i){var x;r||(r=n),dt(r,n)<0&&(x=[r,n],n=x[0],r=x[1]),typeof t=="string"&&(t=e.splitLines(t)),Wn(e,{from:n,to:r,text:t,origin:i})}function Vo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Xo(e,t,n,r){for(var i=0;i<e.length;++i){var x=e[i],I=!0;if(x.ranges){x.copied||(x=e[i]=x.deepCopy(),x.copied=!0);for(var W=0;W<x.ranges.length;W++)Vo(x.ranges[W].anchor,t,n,r),Vo(x.ranges[W].head,t,n,r);continue}for(var K=0;K<x.changes.length;++K){var X=x.changes[K];if(n<X.from.line)X.from=Fe(X.from.line+r,X.from.ch),X.to=Fe(X.to.line+r,X.to.ch);else if(t<=X.to.line){I=!1;break}}I||(e.splice(0,i+1),i=0)}}function Yo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Xo(e.done,n,r,i),Xo(e.undone,n,r,i)}function hi(e,t,n,r){var i=t,x=t;return typeof t=="number"?x=tt(e,jr(e,t)):i=St(t),i==null?null:(r(x,i)&&e.cm&&sn(e.cm,i,n),x)}function mi(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}mi.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,qt(i),mr(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function pi(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}pi.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var x=Math.min(t,i-e),I=r.height;if(r.removeInner(e,x),this.height-=I-r.height,i==x&&(this.children.splice(n--,1),r.parent=null),(t-=x)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof mi))){var W=[];this.collapse(W),this.children=[new mi(W)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<=x){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var I=i.lines.length%25+25,W=I;W<i.lines.length;){var K=new mi(i.lines.slice(W,W+=25));i.height-=K.height,this.children.splice(++r,0,K),K.parent=this}i.lines=i.lines.slice(0,I),this.maybeSpill()}break}e-=x}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new pi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ie(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new pi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<x){var I=Math.min(t,x-e);if(i.iterN(e,I,n))return!0;if((t-=I)==0)break;e=0}else e-=x}}};var gi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};gi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=St(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var x=ri(this);fr(n,Math.max(0,n.height-x)),e&&(kr(e,function(){Qo(e,n,-x),sn(e,r,"widget")}),mr(e,"lineWidgetCleared",e,this,r))},gi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ri(this)-t;if(!i)return;Lt(this.doc,r)||fr(r,r.height+i),n&&kr(n,function(){n.curOp.forceUpdate=!0,Qo(n,r,i),mr(n,"lineWidgetChanged",n,e,St(r))})},ee(gi);function Qo(e,t,n){Ft(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ga(e,n)}function xl(e,t,n,r){var i=new gi(e,n,r),x=e.cm;return x&&i.noHScroll&&(x.display.alignWidgets=!0),hi(e,t,"widget",function(I){var W=I.widgets||(I.widgets=[]);if(i.insertAt==null?W.push(i):W.splice(Math.min(W.length-1,Math.max(0,i.insertAt)),0,i),i.line=I,x&&!Lt(e,I)){var K=Ft(I)<e.scrollTop;fr(I,I.height+ri(i)),K&&ga(x,i.height),x.curOp.forceUpdate=!0}return!0}),x&&mr(x,"lineWidgetAdded",x,i,typeof t=="number"?t:St(t)),i}var Zo=0,fn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++Zo};fn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&_n(e),te(this,"clear")){var n=this.find();n&&mr(this,"clear",n.from,n.to)}for(var r=null,i=null,x=0;x<this.lines.length;++x){var I=this.lines[x],W=nn(I.markedSpans,this);e&&!this.collapsed?sn(e,St(I),"text"):e&&(W.to!=null&&(i=St(I)),W.from!=null&&(r=St(I))),I.markedSpans=$i(I.markedSpans,W),W.from==null&&this.collapsed&&!Lt(this.doc,I)&&e&&fr(I,kn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var K=0;K<this.lines.length;++K){var X=Hr(this.lines[K]),ne=Qt(X);ne>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=ne,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Ar(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Bo(e.doc)),e&&mr(e,"markerCleared",e,this,r,i),t&&wn(e),this.parent&&this.parent.clear()},fn.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var x=this.lines[i],I=nn(x.markedSpans,this);if(I.from!=null&&(n=Fe(t?x:St(x),I.from),e==-1))return n;if(I.to!=null&&(r=Fe(t?x:St(x),I.to),e==1))return r}return n&&{from:n,to:r}},fn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;kr(r,function(){var i=t.line,x=St(t.line),I=ia(r,x);if(I&&(qa(I),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Lt(n.doc,i)&&n.height!=null){var W=n.height;n.height=null;var K=ri(n)-W;K&&fr(i,i.height+K)}mr(r,"markerChanged",r,e)})},fn.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ie(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},fn.prototype.detachLine=function(e){if(this.lines.splice(ie(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ee(fn);function Kn(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return lr(e.cm,Kn)(e,t,n,r,i);var x=new fn(e,i),I=dt(t,n);if(r&&N(r,x,!1),I>0||I==0&&x.clearWhenEmpty!==!1)return x;if(x.replacedWith&&(x.collapsed=!0,x.widgetNode=m("span",[x.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||x.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(x.widgetNode.insertLeft=!0)),x.collapsed){if(ea(e,t.line,t,n,x)||t.line!=n.line&&ea(e,n.line,t,n,x))throw new Error("Inserting collapsed marker partially overlapping an existing one");Ci()}x.addToHistory&&Po(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var W=t.line,K=e.cm,X;if(e.iter(W,n.line+1,function(ae){K&&x.collapsed&&!K.options.lineWrapping&&Hr(ae)==K.display.maxLine&&(X=!0),x.collapsed&&W!=t.line&&fr(ae,0),Ai(ae,new pn(x,W==t.line?t.ch:null,W==n.line?n.ch:null)),++W}),x.collapsed&&e.iter(t.line,n.line+1,function(ae){Lt(e,ae)&&fr(ae,0)}),x.clearOnEnter&&ge(x,"beforeCursorEnter",function(){return x.clear()}),x.readOnly&&(wi(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),x.collapsed&&(x.id=++Zo,x.atomic=!0),K){if(X&&(K.curOp.updateMaxLine=!0),x.collapsed)Ar(K,t.line,n.line+1);else if(x.className||x.startStyle||x.endStyle||x.css||x.attributes||x.title)for(var ne=t.line;ne<=n.line;ne++)sn(K,ne,"text");x.atomic&&Bo(K.doc),mr(K,"markerAdded",K,x)}return x}var vi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};vi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();mr(this,"clear")},vi.prototype.find=function(e,t){return this.primary.find(e,t)},ee(vi);function Tl(e,t,n,r,i){r=N(r),r.shared=!1;var x=[Kn(e,t,n,r,i)],I=x[0],W=r.widgetNode;return cn(e,function(K){W&&(r.widgetNode=W.cloneNode(!0)),x.push(Kn(K,ct(K,t),ct(K,n),r,i));for(var X=0;X<K.linked.length;++X)if(K.linked[X].isParent)return;I=Ee(x)}),new vi(x,I)}function Jo(e){return e.findMarks(Fe(e.first,0),e.clipPos(Fe(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),x=e.clipPos(i.from),I=e.clipPos(i.to);if(dt(x,I)){var W=Kn(e,x,I,r.primary,r.primary.type);r.markers.push(W),W.parent=r}}}function _l(e){for(var t=function(r){var i=e[r],x=[i.primary.doc];cn(i.primary.doc,function(K){return x.push(K)});for(var I=0;I<i.markers.length;I++){var W=i.markers[I];ie(x,W.doc)==-1&&(W.parent=null,i.markers.splice(I--,1))}},n=0;n<e.length;n++)t(n)}var wl=0,Lr=function(e,t,n,r,i){if(!(this instanceof Lr))return new Lr(e,t,n,r,i);n==null&&(n=0),pi.call(this,[new mi([new sr("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var x=Fe(n,0);this.sel=un(x),this.history=new Bi(null),this.id=++wl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),_a(this,{from:x,to:x,text:e}),br(this,un(x),fe)};Lr.prototype=Ae(pi.prototype,{constructor:Lr,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=Nr(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:ur(function(e){var t=Fe(this.first,0),n=this.first+this.size-1;Wn(this,{from:t,to:Fe(n,tt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&ai(this.cm,0,0),br(this,un(t),fe)}),replaceRange:function(e,t,n,r){t=ct(this,t),n=n?ct(this,n):t,Hn(this,e,t,n,r)},getRange:function(e,t,n){var r=Yt(this,ct(this,e),ct(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(gr(this,e))return tt(this,e)},getLineNumber:function(e){return St(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=tt(this,e)),Hr(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ct(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:ur(function(e,t,n){No(this,ct(this,typeof e=="number"?Fe(e,t||0):e),null,n)}),setSelection:ur(function(e,t,n){No(this,ct(this,e),ct(this,t||e),n)}),extendSelection:ur(function(e,t,n){Wi(this,ct(this,e),t&&ct(this,t),n)}),extendSelections:ur(function(e,t){Io(this,Ur(this,e),t)}),extendSelectionsBy:ur(function(e,t){var n=Ge(this.sel.ranges,e);Io(this,Ur(this,n),t)}),setSelections:ur(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Rt(ct(this,e[i].anchor),ct(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),br(this,zr(this.cm,r,t),n)}),addSelection:ur(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Rt(ct(this,e),ct(this,t||e))),br(this,zr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Yt(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Yt(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:ur(function(e,t,n){for(var r=[],i=this.sel,x=0;x<i.ranges.length;x++){var I=i.ranges[x];r[x]={from:I.from(),to:I.to(),text:this.splitLines(e[x]),origin:n}}for(var W=t&&t!="end"&&fl(this,r,t),K=r.length-1;K>=0;K--)Wn(this,r[K]);W?Uo(this,W):this.cm&&Un(this.cm)}),undo:ur(function(){zi(this,"undo")}),redo:ur(function(){zi(this,"redo")}),undoSelection:ur(function(){zi(this,"undo",!0)}),redoSelection:ur(function(){zi(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new Bi(this.history.maxGeneration),cn(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:Bn(this.history.done),undone:Bn(this.history.undone)}},setHistory:function(e){var t=this.history=new Bi(this.history.maxGeneration);t.done=Bn(e.done.slice(0),null,!0),t.undone=Bn(e.undone.slice(0),null,!0)},setGutterMarker:ur(function(e,t,n){return hi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return i[t]=n,!n&&Qe(i)&&(r.gutterMarkers=null),!0})}),clearGutter:ur(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&hi(t,n,"gutter",function(){return n.gutterMarkers[e]=null,Qe(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!gr(this,e))return null;if(t=e,e=tt(this,e),!e)return null}else if(t=St(e),t==null)return null;return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},addLineClass:ur(function(e,t,n){return hi(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass";if(!r[i])r[i]=n;else{if(y(n).test(r[i]))return!1;r[i]+=" "+n}return!0})}),removeLineClass:ur(function(e,t,n){return hi(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass",x=r[i];if(x)if(n==null)r[i]=null;else{var I=x.match(y(n));if(!I)return!1;var W=I.index+I[0].length;r[i]=x.slice(0,I.index)+(!I.index||W==x.length?"":" ")+x.slice(W)||null}else return!1;return!0})}),addLineWidget:ur(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return Kn(this,ct(this,e),ct(this,t),n,n&&n.type||"range")},setBookmark:function(e,t){var n={replacedWith:t&&(t.nodeType==null?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return e=ct(this,e),Kn(this,e,e,n,"bookmark")},findMarksAt:function(e){e=ct(this,e);var t=[],n=tt(this,e.line).markedSpans;if(n)for(var r=0;r<n.length;++r){var i=n[r];(i.from==null||i.from<=e.ch)&&(i.to==null||i.to>=e.ch)&&t.push(i.marker.parent||i.marker)}return t},findMarks:function(e,t,n){e=ct(this,e),t=ct(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,function(x){var I=x.markedSpans;if(I)for(var W=0;W<I.length;W++){var K=I[W];!(K.to!=null&&i==e.line&&e.ch>=K.to||K.from==null&&i!=e.line||K.from!=null&&i==t.line&&K.from>=t.ch)&&(!n||n(K.marker))&&r.push(K.marker.parent||K.marker)}++i}),r},getAllMarks:function(){var e=[];return this.iter(function(t){var n=t.markedSpans;if(n)for(var r=0;r<n.length;++r)n[r].from!=null&&e.push(n[r].marker)}),e},posFromIndex:function(e){var t,n=this.first,r=this.lineSeparator().length;return this.iter(function(i){var x=i.text.length+r;if(x>e)return t=e,!0;e-=x,++n}),ct(this,Fe(n,t))},indexFromPos:function(e){e=ct(this,e);var t=e.ch;if(e.line<this.first||e.ch<0)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,function(r){t+=r.text.length+n}),t},copy:function(e){var t=new Lr(Nr(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;e.from!=null&&e.from>t&&(t=e.from),e.to!=null&&e.to<n&&(n=e.to);var r=new Lr(Nr(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Sl(r,Jo(this)),r},unlinkDoc:function(e){if(e instanceof Wt&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t){var n=this.linked[t];if(n.doc!=e)continue;this.linked.splice(t,1),e.unlinkDoc(this),_l(Jo(this));break}if(e.history==this.history){var r=[e.id];cn(e,function(i){return r.push(i.id)},!0),e.history=new Bi(null),e.history.done=Bn(this.history.done,r),e.history.undone=Bn(this.history.undone,r)}},iterLinkedDocs:function(e){cn(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):yt(e)},lineSeparator:function(){return this.lineSep||`
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Xe=Ne.result;if(/[\x00-\x08\x0e-\x1f]{2}/.test(Xe)){W();return}x[Oe]=Xe,W()},Ne.readAsText(ce)},X=0;X<r.length;X++)K(r[X],X);else{if(t.state.draggingText&&t.doc.sel.contains(n)>-1){t.state.draggingText(e),setTimeout(function(){return t.display.input.focus()},20);return}try{var ne=e.dataTransfer.getData("Text");if(ne){var ae;if(t.state.draggingText&&!t.state.draggingText.copy&&(ae=t.listSelections()),Hi(t.doc,un(n,n)),ae)for(var he=0;he<ae.length;++he)Hn(t.doc,"",ae[he].anchor,ae[he].head,"drag");t.replaceSelection(ne,"around","paste"),t.display.input.focus()}}catch(ce){}}}function Al(e,t){if(F&&(!e.state.draggingText||+new Date-$o<100)){q(t);return}if(Ie(e,t)||en(e.display,t))return;if(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.effectAllowed="copyMove",t.dataTransfer.setDragImage&&!T){var n=a("img",null,null,"position: fixed; left: 0; top: 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bi=1;bi<=12;bi++)hn[bi+111]=hn[bi+63235]="F"+bi;var 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i,x;if(t.touches)i=t.touches[0].clientX,x=t.touches[0].clientY;else try{i=t.clientX,x=t.clientY}catch(he){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Y(t);var I=e.display,W=I.lineDiv.getBoundingClientRect();if(x>W.bottom||!te(e,n))return Z(t);x-=W.top-I.viewOffset;for(var K=0;K<e.display.gutterSpecs.length;++K){var X=I.gutters.childNodes[K];if(X&&X.getBoundingClientRect().right>=i){var ne=hr(e.doc,x),ae=e.display.gutterSpecs[K];return xe(e,n,e,ne,ae.className,t),Z(t)}}}function Ma(e,t){return ms(e,t,"gutterClick",!0)}function ps(e,t){if(en(e.display,t)||Yl(e,t))return;if(Ie(e,t,"contextmenu"))return;C||e.display.input.onContextMenu(t)}function Yl(e,t){return te(e,"gutterContextMenu")?ms(e,t,"gutterContextMenu",!1):!1}function gs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ni(e)}var Vn={toString:function(){return"CodeMirror.Init"}},vs={},Yi={};function 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x.electricInput&&(x.electricInput.test(tt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(I=_i(e,i.head.line,"smart")));I&&mr(e,"electricInput",e,i.head.line)}}function Es(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,x={anchor:Fe(i,0),head:Fe(i+1,0)};n.push(x),t.push(e.getRange(x.anchor,x.head))}return{text:t,ranges:n}}function xs(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ts(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return D?e.style.width="1000px":e.setAttribute("wrap","off"),b&&(e.style.border="1px solid black"),xs(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var x=this.options,I=x[r];if(x[r]==i&&r!="mode")return;x[r]=i,t.hasOwnProperty(r)&&lr(this,t[r])(this,i,I),xe(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](Vi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,x=0;x<i.length;++x)if(i[x]==r||i[x].name==r)return i.splice(x,1),!0},addOverlay:Tr(function(r,i){var x=r.token?r:e.getMode(this.options,r);if(x.startState)throw new Error("Overlays may not be stateful.");Te(this.state.overlays,{mode:x,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(I){return I.priority}),this.state.modeGen++,Ar(this)}),removeOverlay:Tr(function(r){for(var i=this.state.overlays,x=0;x<i.length;++x){var I=i[x].modeSpec;if(I==r||typeof r=="string"&&I.name==r){i.splice(x,1),this.state.modeGen++,Ar(this);return}}}),indentLine:Tr(function(r,i,x){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),gr(this.doc,r)&&_i(this,r,i,x)}),indentSelection:Tr(function(r){for(var i=this.doc.sel.ranges,x=-1,I=0;I<i.length;I++){var W=i[I];if(W.empty())W.head.line>x&&(_i(this,W.head.line,r,!0),x=W.head.line,I==this.doc.sel.primIndex&&Un(this));else{var K=W.from(),X=W.to(),ne=Math.max(x,K.line);x=Math.min(this.lastLine(),X.line-(X.ch?0:1))+1;for(var ae=ne;ae<x;++ae)_i(this,ae,r);var he=this.doc.sel.ranges;K.ch==0&&i.length==he.length&&he[I].from().ch>0&&Aa(this.doc,I,new Rt(K,he[I].to()),fe)}}}),getTokenAt:function(r,i){return ar(this,r,i)},getLineTokens:function(r,i){return ar(this,Fe(r),i,!0)},getTokenTypeAt:function(r){r=ct(this.doc,r);var i=ot(this,tt(this.doc,r.line)),x=0,I=(i.length-1)/2,W=r.ch,K;if(W==0)K=i[2];else for(;;){var X=x+I>>1;if((X?i[X*2-1]:0)>=W)I=X;else if(i[X*2+1]<W)x=X+1;else{K=i[X*2+2];break}}var ne=K?K.indexOf("overlay "):-1;return ne<0?K:ne==0?null:K.slice(0,ne-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var x=[];if(!n.hasOwnProperty(i))return x;var I=n[i],W=this.getModeAt(r);if(typeof W[i]=="string")I[W[i]]&&x.push(I[W[i]]);else if(W[i])for(var K=0;K<W[i].length;K++){var X=I[W[i][K]];X&&x.push(X)}else W.helperType&&I[W.helperType]?x.push(I[W.helperType]):I[W.name]&&x.push(I[W.name]);for(var ne=0;ne<I._global.length;ne++){var ae=I._global[ne];ae.pred(W,this)&&ie(x,ae.val)==-1&&x.push(ae.val)}return x},getStateAfter:function(r,i){var x=this.doc;return r=jr(x,r==null?x.first+x.size-1:r),ve(this,r+1,i).state},cursorCoords:function(r,i){var x,I=this.doc.sel.primary();return r==null?x=I.head:typeof r=="object"?x=ct(this.doc,r):x=r?I.from():I.to(),Kr(this,x,i||"page")},charCoords:function(r,i){return oa(this,ct(this.doc,r),i||"page")},coordsChar:function(r,i){return r=no(this,r,i||"page"),la(this,r.left,r.top)},lineAtHeight:function(r,i){return r=no(this,{top:r,left:0},i||"page").top,hr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,x){var I=!1,W;if(typeof r=="number"){var K=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>K&&(r=K,I=!0),W=tt(this.doc,r)}else W=r;return Ri(this,W,{top:0,left:0},i||"page",x||I).top+(I?this.doc.height-Ft(W):0)},defaultTextHeight:function(){return kn(this.display)},defaultCharWidth:function(){return In(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,x,I,W){var K=this.display;r=Kr(this,ct(this.doc,r));var X=r.bottom,ne=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),K.sizer.appendChild(i),I=="over")X=r.top;else if(I=="above"||I=="near"){var ae=Math.max(K.wrapper.clientHeight,this.doc.height),he=Math.max(K.sizer.clientWidth,K.lineSpace.clientWidth);(I=="above"||r.bottom+i.offsetHeight>ae)&&r.top>i.offsetHeight?X=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ae&&(X=r.bottom),ne+i.offsetWidth>he&&(ne=he-i.offsetWidth)}i.style.top=X+"px",i.style.left=i.style.right="",W=="right"?(ne=K.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(W=="left"?ne=0:W=="middle"&&(ne=(K.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ne+"px"),x&&Zs(this,{left:ne,top:X,right:ne+i.offsetWidth,bottom:X+i.offsetHeight})},triggerOnKeyDown:Tr(us),triggerOnKeyPress:Tr(cs),triggerOnKeyUp:ds,triggerOnMouseDown:Tr(fs),execCommand:function(r){if(Ei.hasOwnProperty(r))return Ei[r].call(null,this)},triggerElectric:Tr(function(r){bs(this,r)}),findPosH:function(r,i,x,I){var W=1;i<0&&(W=-1,i=-i);for(var K=ct(this.doc,r),X=0;X<i&&!(K=Na(this.doc,K,W,x,I),K.hitSide);++X);return K},moveH:Tr(function(r,i){var x=this;this.extendSelectionsBy(function(I){return x.display.shift||x.doc.extend||I.empty()?Na(x.doc,I.head,r,i,x.options.rtlMoveVisually):r<0?I.from():I.to()},be)}),deleteH:Tr(function(r,i){var x=this.doc.sel,I=this.doc;x.somethingSelected()?I.replaceSelection("",null,"+delete"):Gn(this,function(W){var K=Na(I,W.head,r,i,!1);return r<0?{from:K,to:W.head}:{from:W.head,to:K}})}),findPosV:function(r,i,x,I){var W=1,K=I;i<0&&(W=-1,i=-i);for(var X=ct(this.doc,r),ne=0;ne<i;++ne){var ae=Kr(this,X,"div");if(K==null?K=ae.left:ae.left=K,X=Ss(this,ae,W,x),X.hitSide)break}return X},moveV:Tr(function(r,i){var x=this,I=this.doc,W=[],K=!this.display.shift&&!I.extend&&I.sel.somethingSelected();if(I.extendSelectionsBy(function(ne){if(K)return r<0?ne.from():ne.to();var ae=Kr(x,ne.head,"div");ne.goalColumn!=null&&(ae.left=ne.goalColumn),W.push(ae.left);var he=Ss(x,ae,r,i);return i=="page"&&ne==I.sel.primary()&&ga(x,oa(x,he,"div").top-ae.top),he},be),W.length)for(var X=0;X<I.sel.ranges.length;X++)I.sel.ranges[X].goalColumn=W[X]}),findWordAt:function(r){var i=this.doc,x=tt(i,r.line).text,I=r.ch,W=r.ch;if(x){var K=this.getHelper(r,"wordChars");(r.sticky=="before"||W==x.length)&&I?--I:++W;for(var X=x.charAt(I),ne=Be(X,K)?function(ae){return Be(ae,K)}:/\s/.test(X)?function(ae){return/\s/.test(ae)}:function(ae){return!/\s/.test(ae)&&!Be(ae)};I>0&&ne(x.charAt(I-1));)--I;for(;W<x.length&&ne(x.charAt(W));)++W}return new Rt(Fe(r.line,I),Fe(r.line,W))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),xe(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==O()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Tr(function(r,i){ai(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Vr(this)-this.display.barHeight,width:r.scrollWidth-Vr(this)-this.display.barWidth,clientHeight:na(this),clientWidth:yn(this)}},scrollIntoView:Tr(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Fe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):po(this,r.from,r.to,r.margin)}),setSize:Tr(function(r,i){var x=this,I=function(K){return typeof K=="number"||/^\d+$/.test(String(K))?K+"px":K};r!=null&&(this.display.wrapper.style.width=I(r)),i!=null&&(this.display.wrapper.style.height=I(i)),this.options.lineWrapping&&eo(this);var W=this.display.viewFrom;this.doc.iter(W,this.display.viewTo,function(K){if(K.widgets){for(var X=0;X<K.widgets.length;X++)if(K.widgets[X].noHScroll){sn(x,W,"widget");break}}++W}),this.curOp.forceUpdate=!0,xe(this,"refresh",this)}),operation:function(r){return kr(this,r)},startOperation:function(){return _n(this)},endOperation:function(){return wn(this)},refresh:Tr(function(){var r=this.display.cachedTextHeight;Ar(this),this.curOp.forceUpdate=!0,ni(this),ai(this,this.doc.scrollLeft,this.doc.scrollTop),ba(this.display),(r==null||Math.abs(r-kn(this.display))>.5||this.options.lineWrapping)&&fa(this),xe(this,"refresh",this)}),swapDoc:Tr(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Do(this,r),ni(this),this.display.input.reset(),ai(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,mr(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ee(e),e.registerHelper=function(r,i,x){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=x},e.registerGlobalHelper=function(r,i,x,I){e.registerHelper(r,i,I),n[r]._global.push({pred:x,val:I})}}function Na(e,t,n,r,i){var x=t,I=n,W=tt(e,t.line),K=i&&e.direction=="rtl"?-n:n;function X(){var rt=t.line+K;return rt<e.first||rt>=e.first+e.size?!1:(t=new Fe(rt,t.ch,t.sticky),W=tt(e,rt))}function ne(rt){var Je;if(r=="codepoint"){var it=W.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(it)?Je=null:Je=new Fe(t.line,Math.max(0,Math.min(W.text.length,t.ch+n*(it>=55296&&it<56320?2:1))),-n)}else i?Je=kl(e.cm,W,t,n):Je=Da(W,t,n);if(Je==null)if(!rt&&X())t=Oa(i,e.cm,W,t.line,K);else return!1;else t=Je;return!0}if(r=="char"||r=="codepoint")ne();else if(r=="column")ne(!0);else if(r=="word"||r=="group")for(var ae=null,he=r=="group",ce=e.cm&&e.cm.getHelper(t,"wordChars"),Oe=!0;!(n<0&&!ne(!Oe));Oe=!1){var Ne=W.text.charAt(t.ch)||`
`,Xe=Be(Ne,ce)?"w":he&&Ne==`
`?"n":!he||/\s/.test(Ne)?null:"p";if(he&&!Oe&&!Xe&&(Xe="s"),ae&&ae!=Xe){n<0&&(n=1,ne(),t.sticky="after");break}if(Xe&&(ae=Xe),n>0&&!ne(!Oe))break}var Ze=Ki(e,t,x,I,!0);return _r(x,Ze)&&(Ze.hitSide=!0),Ze}function Ss(e,t,n,r){var i=e.doc,x=t.left,I;if(r=="page"){var W=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),K=Math.max(W-.5*kn(e.display),3);I=(n>0?t.bottom:t.top)+n*K}else r=="line"&&(I=n>0?t.bottom+3:t.top-3);for(var X;!(X=la(e,x,I),!X.outside);){if(n<0?I<=0:I>=i.height){X.hitSide=!0;break}I+=n*5}return X}var Mt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new $,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Mt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;xs(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function x(W){for(var K=W.target;K;K=K.parentNode){if(K==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(K.className))break}return!1}ge(i,"paste",function(W){if(!x(W)||Ie(r,W)||ys(W,r))return;M<=11&&setTimeout(lr(r,function(){return t.updateFromDOM()}),20)}),ge(i,"compositionstart",function(W){t.composing={data:W.data,done:!1}}),ge(i,"compositionupdate",function(W){t.composing||(t.composing={data:W.data,done:!1})}),ge(i,"compositionend",function(W){t.composing&&(W.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),ge(i,"touchstart",function(){return n.forceCompositionEnd()}),ge(i,"input",function(){t.composing||t.readFromDOMSoon()});function I(W){if(!x(W)||Ie(r,W))return;if(r.somethingSelected())Qi({lineWise:!1,text:r.getSelections()}),W.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var K=Es(r);Qi({lineWise:!0,text:K.text}),W.type=="cut"&&r.operation(function(){r.setSelections(K.ranges,0,fe),r.replaceSelection("",null,"cut")})}else return;if(W.clipboardData){W.clipboardData.clearData();var X=Gr.text.join(`
`);if(W.clipboardData.setData("Text",X),W.clipboardData.getData("Text")==X){W.preventDefault();return}}var ne=Ts(),ae=ne.firstChild;r.display.lineSpace.insertBefore(ne,r.display.lineSpace.firstChild),ae.value=Gr.text.join(`
`);var he=document.activeElement;G(ae),setTimeout(function(){r.display.lineSpace.removeChild(ne),he.focus(),he==i&&n.showPrimarySelection()},50)}ge(i,"copy",I),ge(i,"cut",I)},Mt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Mt.prototype.prepareSelection=function(){var e=uo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Mt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Mt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Mt.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var x=Zi(t,e.anchorNode,e.anchorOffset),I=Zi(t,e.focusNode,e.focusOffset);if(x&&!x.bad&&I&&!I.bad&&dt(wr(x,I),r)==0&&dt(Ve(x,I),i)==0)return;var W=t.display.view,K=r.line>=t.display.viewFrom&&_s(t,r)||{node:W[0].measure.map[2],offset:0},X=i.line<t.display.viewTo&&_s(t,i);if(!X){var ne=W[W.length-1].measure,ae=ne.maps?ne.maps[ne.maps.length-1]:ne.map;X={node:ae[ae.length-1],offset:ae[ae.length-2]-ae[ae.length-3]}}if(!K||!X){e.removeAllRanges();return}var he=e.rangeCount&&e.getRangeAt(0),ce;try{ce=p(K.node,K.offset,X.offset,X.node)}catch(Oe){}ce&&(!L&&t.state.focused?(e.collapse(K.node,K.offset),ce.collapsed||(e.removeAllRanges(),e.addRange(ce))):(e.removeAllRanges(),e.addRange(ce)),he&&e.anchorNode==null?e.addRange(he):L&&this.startGracePeriod()),this.rememberSelection()},Mt.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)},Mt.prototype.showMultipleSelections=function(e){o(this.cm.display.cursorDiv,e.cursors),o(this.cm.display.selectionDiv,e.selection)},Mt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Mt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return v(this.div,t)},Mt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Mt.prototype.blur=function(){this.div.blur()},Mt.prototype.getField=function(){return this.div},Mt.prototype.supportsTouch=function(){return!0},Mt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():kr(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},Mt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Mt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&E&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=Zi(t,e.anchorNode,e.anchorOffset),r=Zi(t,e.focusNode,e.focusOffset);n&&r&&kr(t,function(){br(t.doc,un(n,r),fe),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Mt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,tt(e.doc,r.line-1).length)),i.ch==tt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var x,I,W;r.line==t.viewFrom||(x=xn(e,r.line))==0?(I=St(t.view[0].line),W=t.view[0].node):(I=St(t.view[x].line),W=t.view[x-1].node.nextSibling);var K=xn(e,i.line),X,ne;if(K==t.view.length-1?(X=t.viewTo-1,ne=t.lineDiv.lastChild):(X=St(t.view[K+1].line)-1,ne=t.view[K+1].node.previousSibling),!W)return!1;for(var ae=e.doc.splitLines(tu(e,W,ne,I,X)),he=Yt(e.doc,Fe(I,0),Fe(X,tt(e.doc,X).text.length));ae.length>1&&he.length>1;)if(Ee(ae)==Ee(he))ae.pop(),he.pop(),X--;else if(ae[0]==he[0])ae.shift(),he.shift(),I++;else break;for(var ce=0,Oe=0,Ne=ae[0],Xe=he[0],Ze=Math.min(Ne.length,Xe.length);ce<Ze&&Ne.charCodeAt(ce)==Xe.charCodeAt(ce);)++ce;for(var rt=Ee(ae),Je=Ee(he),it=Math.min(rt.length-(ae.length==1?ce:0),Je.length-(he.length==1?ce:0));Oe<it&&rt.charCodeAt(rt.length-Oe-1)==Je.charCodeAt(Je.length-Oe-1);)++Oe;if(ae.length==1&&he.length==1&&I==r.line)for(;ce&&ce>r.ch&&rt.charCodeAt(rt.length-Oe-1)==Je.charCodeAt(Je.length-Oe-1);)ce--,Oe++;ae[ae.length-1]=rt.slice(0,rt.length-Oe).replace(/^\u200b+/,""),ae[0]=ae[0].slice(ce).replace(/\u200b+$/,"");var mt=Fe(I,ce),ft=Fe(X,he.length?Ee(he).length-Oe:0);if(ae.length>1||ae[0]||dt(mt,ft))return Hn(e.doc,ae,mt,ft,"+input"),!0},Mt.prototype.ensurePolled=function(){this.forceCompositionEnd()},Mt.prototype.reset=function(){this.forceCompositionEnd()},Mt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Mt.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},Mt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&kr(this.cm,function(){return 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:H.default,bufferController:D.default,capLevelController:E.default,fpsController:w.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:s.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},y()),{},{subtitleStreamController:F.SubtitleStreamController,subtitleTrackController:M.default,timelineController:R.TimelineController,audioStreamController:k.default,audioTrackController:P.default,emeController:T.default,cmcdController:A.default});function y(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function f(o,a){if((a.liveSyncDurationCount||a.liveMaxLatencyDurationCount)&&(a.liveSyncDuration||a.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(a.liveMaxLatencyDurationCount!==void 0&&(a.liveSyncDurationCount===void 0||a.liveMaxLatencyDurationCount<=a.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(a.liveMaxLatencyDuration!==void 0&&(a.liveSyncDuration===void 0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return l({},o,a)}function c(o){var a=o.loader;if(a!==b.default&&a!==_.default)u.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),o.progressive=!1;else{var m=Object(b.fetchSupported)();m&&(o.loader=b.default,o.progressive=!0,o.enableSoftwareAES=!0,u.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/polyfills/number.ts"),k=L("./src/utils/ewma-bandwidth-estimator.ts"),P=L("./src/events.ts"),F=L("./src/utils/buffer-helper.ts"),M=L("./src/errors.ts"),D=L("./src/types/loader.ts"),R=L("./src/utils/logger.ts");function E(A,_){for(var b=0;b<_.length;b++){var d=_[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(A,d.key,d)}}function w(A,_,b){return _&&E(A.prototype,_),b&&E(A,b),A}var T=function(){function A(b){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=b;var d=b.config;this.bwEstimator=new k.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var _=A.prototype;return _.registerListeners=function(){var d=this.hls;d.on(P.Events.FRAG_LOADING,this.onFragLoading,this),d.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(P.Events.ERROR,this.onError,this)},_.unregisterListeners=function(){var d=this.hls;d.off(P.Events.FRAG_LOADING,this.onFragLoading,this),d.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(P.Events.ERROR,this.onError,this)},_.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},_.onFragLoading=function(d,s){var u=s.frag;if(u.type===D.PlaylistLevelType.MAIN&&!this.timer){var l;this.fragCurrent=u,this.partCurrent=(l=s.part)!=null?l:null,this.timer=self.setInterval(this.onCheck,100)}},_.onLevelLoaded=function(d,s){var u=this.hls.config;s.details.live?this.bwEstimator.update(u.abrEwmaSlowLive,u.abrEwmaFastLive):this.bwEstimator.update(u.abrEwmaSlowVoD,u.abrEwmaFastVoD)},_._abandonRulesCheck=function(){var d=this.fragCurrent,s=this.partCurrent,u=this.hls,l=u.autoLevelEnabled,S=u.config,h=u.media;if(!d||!h)return;var g=s?s.stats:d.stats,C=s?s.duration:d.duration;if(g.aborted){R.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!l||h.paused||!h.playbackRate||!h.readyState)return;var y=performance.now()-g.loading.start,f=Math.abs(h.playbackRate);if(y<=500*C/f)return;var c=u.levels,o=u.minAutoLevel,a=c[d.level],m=g.total||Math.max(g.loaded,Math.round(C*a.maxBitrate/8)),p=Math.max(1,g.bwEstimate?g.bwEstimate/8:g.loaded*1e3/y),v=(m-g.loaded)/p,O=h.currentTime,U=(F.BufferHelper.bufferInfo(h,O,S.maxBufferHole).end-O)/f;if(U>=2*C/f||v<=U)return;var j=Number.POSITIVE_INFINITY,G;for(G=d.level-1;G>o;G--){var B=c[G].maxBitrate;if(j=C*B/(8*.8*p),j<U)break}if(j>=v)return;var N=this.bwEstimator.getEstimate();R.logger.warn("Fragment "+d.sn+(s?" part "+s.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+G+`
      Current BW estimate: `+(Object(H.isFiniteNumber)(N)?(N/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+v.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
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u=s.frag,l=s.part,S=l?l.stats:u.stats;if(S.aborted)return;if(u.type!==D.PlaylistLevelType.MAIN||u.sn==="initSegment")return;var h=S.parsing.end-S.loading.start;this.bwEstimator.sample(h,S.loaded),S.bwEstimate=this.bwEstimator.getEstimate(),u.bitrateTest?this.bitrateTestDelay=h/1e3:this.bitrateTestDelay=0},_.onError=function(d,s){switch(s.details){case M.ErrorDetails.FRAG_LOAD_ERROR:case M.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},_.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},_.getNextABRAutoLevel=function(){var d=this.fragCurrent,s=this.partCurrent,u=this.hls,l=u.maxAutoLevel,S=u.config,h=u.minAutoLevel,g=u.media,C=s?s.duration:d?d.duration:0,y=g?g.currentTime:0,f=g&&g.playbackRate!==0?Math.abs(g.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,o=(F.BufferHelper.bufferInfo(g,y,S.maxBufferHole).end-y)/f,a=this.findBestLevel(c,h,l,o,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(a>=0)return a;R.logger.trace((o?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var m=C?Math.min(C,S.maxStarvationDelay):S.maxStarvationDelay,p=S.abrBandWidthFactor,v=S.abrBandWidthUpFactor;if(!o){var O=this.bitrateTestDelay;if(O){var U=C?Math.min(C,S.maxLoadingDelay):S.maxLoadingDelay;m=U-O,R.logger.trace("bitrate test took "+Math.round(1e3*O)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*m)+" ms"),p=v=1}}return a=this.findBestLevel(c,h,l,o+m,p,v),Math.max(a,0)},_.findBestLevel=function(d,s,u,l,S,h){for(var g,C=this.fragCurrent,y=this.partCurrent,f=this.lastLoadedFragLevel,c=this.hls.levels,o=c[f],a=!!(o!=null&&(g=o.details)!==null&&g!==void 0&&g.live),m=o==null?void 0:o.codecSet,p=y?y.duration:C?C.duration:0,v=u;v>=s;v--){var O=c[v];if(!O||m&&O.codecSet!==m)continue;var U=O.details,j=(y?U==null?void 0:U.partTarget:U==null?void 0:U.averagetargetduration)||p,G=void 0;v<=f?G=S*d:G=h*d;var B=c[v].maxBitrate,N=B*j/G;if(R.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+v+"/"+Math.round(G)+"/"+B+"/"+j+"/"+l+"/"+N),G>B&&(!N||a&&!this.bitrateTestDelay||N<l))return v}return-1},w(A,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,s=this.bwEstimator;if(d!==-1&&(!s||!s.canEstimate()))return d;var u=this.getNextABRAutoLevel();return d!==-1&&(u=Math.min(d,u)),u},set:function(d){this._nextAutoLevel=d}}]),A}();z.default=T},"./src/controller/audio-stream-controller.ts":function(re,z,L){"use strict";L.r(z);var 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a=C.call(this,c,o,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var f=y.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var o=this.hls;o.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),o.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),o.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),o.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),o.on(P.Events.ERROR,this.onError,this),o.on(P.Events.BUFFER_RESET,this.onBufferReset,this),o.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),o.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),o.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),o.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var o=this.hls;o.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),o.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),o.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),o.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),o.off(P.Events.ERROR,this.onError,this),o.off(P.Events.BUFFER_RESET,this.onBufferReset,this),o.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),o.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),o.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),o.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(o,a){var m=a.frag,p=a.id,v=a.initPTS;if(p==="main"){var O=m.cc;this.initPTS[m.cc]=v,this.log("InitPTS for cc: "+O+" found from main: "+v),this.videoTrackCC=O,this.state===k.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(o){if(!this.levels){this.startPosition=o,this.state=k.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(h),this.fragLoadError=0,a>0&&o===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=k.State.IDLE):(this.loadedmetadata=!1,this.state=k.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=o,this.tick()},f.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_TRACK:{var o,a=this.levels,m=this.trackId,p=a==null||((o=a[m])===null||o===void 0)?void 0:o.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=k.State.WAITING_INIT_PTS}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var v,O=performance.now(),U=this.retryDate;(!U||O>=U||(v=this.media)!==null&&v!==void 0&&v.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=k.State.IDLE);break}case k.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var G=j.frag,B=j.part,N=j.cache,V=j.complete;if(this.initPTS[G.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.FRAG_LOADING;var $=N.flush(),ie={frag:G,part:B,payload:$,networkDetails:null};this._handleFragmentLoadProgress(ie),V&&C.prototype._handleFragmentLoadComplete.call(this,ie)}else if(this.videoTrackCC!==this.waitingVideoCC)s.logger.log("Waiting fragment cc ("+G.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),_e=F.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),fe=Object(_.fragmentWithinToleranceTest)(_e.end,this.config.maxFragLookUpTolerance,G);fe<0&&(s.logger.log("Waiting fragment cc ("+G.cc+") @ "+G.start+" cancelled because another fragment at "+_e.end+" is needed"),this.clearWaitingFragment())}}else this.state=k.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var o=this.waitingData;o&&(this.fragmentTracker.removeFragment(o.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.IDLE)},f.onTickEnd=function(){var o=this.media;if(!o||!o.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:o,m=a.buffered;!this.loadedmetadata&&m.length&&(this.loadedmetadata=!0),this.lastCurrentTime=o.currentTime},f.doTickIdle=function(){var o,a,m=this.hls,p=this.levels,v=this.media,O=this.trackId,U=m.config;if(!p||!p[O])return;if(!v&&(this.startFragRequested||!U.startFragPrefetch))return;var j=p[O],G=j.details;if(!G||G.live&&this.levelLastLoaded!==O||this.waitForCdnTuneIn(G)){this.state=k.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,E.ElementaryStreamTypes.AUDIO,R.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,R.PlaylistLevelType.AUDIO);if(B===null)return;var N=B.len,V=this.getMaxBufferLength(),$=this.audioSwitch;if(N>=V&&!$)return;if(!$&&this._streamEnded(B,G)){m.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=k.State.ENDED;return}var ie=G.fragments,oe=ie[0].start,_e=B.end;if($){var fe=this.getLoadPosition();_e=fe,G.PTSKnown&&fe<oe&&((B.end>oe||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),v.currentTime=oe+.05))}var Se=this.getNextFragment(_e,G);if(!Se){this.bufferFlushed=!0;return}((o=Se.decryptdata)===null||o===void 0?void 0:o.keyFormat)==="identity"&&!((a=Se.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(Se,G):this.loadFragment(Se,G,_e)},f.getMaxBufferLength=function(){var o=C.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,R.PlaylistLevelType.MAIN);return a===null?o:Math.max(o,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,C.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(o,a){var m=a.audioTracks;this.resetTransmuxer(),this.levels=m.map(function(p){return new D.Level(p)})},f.onAudioTrackSwitching=function(o,a){var m=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),m?this.setInterval(h):this.resetTransmuxer(),m?(this.audioSwitch=!0,this.state=k.State.IDLE):this.state=k.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(o,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(o,a){var m,p=this.levels,v=a.details,O=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+O);return}this.log("Track "+O+" loaded ["+v.startSN+","+v.endSN+"],duration:"+v.totalduration);var U=p[O],j=0;if(v.live||(m=U.details)!==null&&m!==void 0&&m.live){var G=this.mainDetails;if(v.fragments[0]||(v.deltaUpdateFailed=!0),v.deltaUpdateFailed||!G)return;!U.details&&v.hasProgramDateTime&&G.hasProgramDateTime?(Object(b.alignMediaPlaylistByPDT)(v,G),j=v.fragments[0].start):j=this.alignPlaylists(v,U.details)}U.details=v,this.levelLastLoaded=O,!this.startFragRequested&&(this.mainDetails||!v.live)&&this.setStartPosition(U.details,j),this.state===k.State.WAITING_TRACK&&!this.waitForCdnTuneIn(v)&&(this.state=k.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(o){var a,m=o.frag,p=o.part,v=o.payload,O=this.config,U=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+m.sn+" of level "+m.level+" will not be buffered");return}var G=j[U];console.assert(G,"Audio track is defined on fragment load progress");var B=G.details;console.assert(B,"Audio track details are defined on fragment load progress");var N=O.defaultAudioCodec||G.audioCodec||"mp4a.40.2",V=this.transmuxer;V||(V=this.transmuxer=new T.default(this.hls,R.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var $=this.initPTS[m.cc],ie=(a=m.initSegment)===null||a===void 0?void 0:a.data;if($!==void 0){var oe=!1,_e=p?p.index:-1,fe=_e!==-1,Se=new A.ChunkMetadata(m.level,m.sn,m.stats.chunkCount,v.byteLength,_e,fe);V.push(v,ie,N,"",m,p,B.totalduration,oe,Se,$)}else{s.logger.log("Unknown video PTS for cc "+m.cc+", waiting for video PTS before demuxing audio frag "+m.sn+" of ["+B.startSN+" ,"+B.endSN+"],track "+U);var be=this.waitingData=this.waitingData||{frag:m,part:p,cache:new w.default,complete:!1},me=be.cache;me.push(new Uint8Array(v)),this.waitingVideoCC=this.videoTrackCC,this.state=k.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(o){if(this.waitingData){this.waitingData.complete=!0;return}C.prototype._handleFragmentLoadComplete.call(this,o)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(o,a){var m=a.tracks.audio;m&&(this.mediaBuffer=m.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(o,a){var m=a.frag,p=a.part;if(m.type!==R.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(m)){this.warn("Fragment "+m.sn+(p?" p: "+p.index:"")+" of level "+m.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}m.sn!=="initSegment"&&(this.fragPrevious=m,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(m,p)},f.onError=function(o,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(R.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==k.State.ERROR&&this.state!==k.State.STOPPED&&(this.state=a.fatal?k.State.ERROR:k.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var m=!0,p=this.getFwdBufferInfo(this.mediaBuffer,R.PlaylistLevelType.AUDIO);p&&p.len>.5&&(m=!this.reduceMaxBufferLength(p.len)),m&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},f.onBufferFlushed=function(o,a){var m=a.type;m===E.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(o){var a,m="audio",p=this.hls,v=o.remuxResult,O=o.chunkMeta,U=this.getCurrentContext(O);if(!U){this.warn("The loading context changed while buffering fragment "+O.sn+" of level "+O.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(O.level);return}var j=U.frag,G=U.part,B=v.audio,N=v.text,V=v.id3,$=v.initSegment;if(this.fragContextChanged(j))return;if(this.state=k.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),$!=null&&$.tracks&&(this._bufferInitSegment($.tracks,j,O),p.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:m,tracks:$.tracks})),B){var ie=B.startPTS,oe=B.endPTS,_e=B.startDTS,fe=B.endDTS;G&&(G.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:ie,endPTS:oe,startDTS:_e,endDTS:fe}),j.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,ie,oe,_e,fe),this.bufferFragmentData(B,j,G,O)}if(V!=null&&(a=V.samples)!==null&&a!==void 0&&a.length){var Se=u({frag:j,id:m},V);p.trigger(P.Events.FRAG_PARSING_METADATA,Se)}if(N){var be=u({frag:j,id:m},N);p.trigger(P.Events.FRAG_PARSING_USERDATA,be)}},f._bufferInitSegment=function(o,a,m){if(this.state!==k.State.PARSING)return;o.video&&delete o.video;var p=o.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,o);var v=p.initSegment;if(v!=null&&v.byteLength){var O={type:"audio",frag:a,part:null,chunkMeta:m,parent:a.type,data:v};this.hls.trigger(P.Events.BUFFER_APPENDING,O)}this.tick()},f.loadFragment=function(o,a,m){var p=this.fragmentTracker.getState(o);this.fragCurrent=o,(this.audioSwitch||p===M.FragmentState.NOT_LOADED||p===M.FragmentState.PARTIAL)&&(o.sn==="initSegment"?this._loadInitSegment(o):a.live&&!Object(H.isFiniteNumber)(this.initPTS[o.cc])?(this.log("Waiting for video PTS in continuity counter "+o.cc+" of live stream before loading audio fragment "+o.sn+" of level "+this.trackId),this.state=k.State.WAITING_INIT_PTS):(this.startFragRequested=!0,C.prototype.loadFragment.call(this,o,a,m)))},f.completeAudioSwitch=function(){var o=this.hls,a=this.media,m=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,o.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:m})},y}(k.default);z.default=g},"./src/controller/audio-track-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/events.ts"),k=L("./src/errors.ts"),P=L("./src/controller/base-playlist-controller.ts"),F=L("./src/types/loader.ts");function M(T,A){for(var _=0;_<A.length;_++){var b=A[_];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(T,b.key,b)}}function D(T,A,_){return A&&M(T.prototype,A),_&&M(T,_),T}function R(T,A){T.prototype=Object.create(A.prototype),T.prototype.constructor=T,E(T,A)}function E(T,A){return E=Object.setPrototypeOf||function(b,d){return b.__proto__=d,b},E(T,A)}var w=function(T){R(A,T);function A(b){var d;return d=T.call(this,b,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var _=A.prototype;return _.registerListeners=function(){var d=this.hls;d.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(H.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(H.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(H.Events.ERROR,this.onError,this)},_.unregisterListeners=function(){var d=this.hls;d.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(H.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(H.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(H.Events.ERROR,this.onError,this)},_.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,T.prototype.destroy.call(this)},_.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},_.onManifestParsed=function(d,s){this.tracks=s.audioTracks||[]},_.onAudioTrackLoaded=function(d,s){var u=s.id,l=s.details,S=this.tracksInGroup[u];if(!S){this.warn("Invalid audio track id "+u);return}var h=S.details;S.details=s.details,this.log("audioTrack "+u+" loaded ["+l.startSN+"-"+l.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,s,h))},_.onLevelLoading=function(d,s){this.switchLevel(s.level)},_.onLevelSwitching=function(d,s){this.switchLevel(s.level)},_.switchLevel=function(d){var s=this.hls.levels[d];if(!(s!=null&&s.audioGroupIds))return;var u=s.audioGroupIds[s.urlId];if(this.groupId!==u){this.groupId=u;var l=this.tracks.filter(function(h){return!u||h.groupId===u});this.selectDefaultTrack&&!l.some(function(h){return h.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var S={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(H.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},_.onError=function(d,s){if(T.prototype.onError.call(this,d,s),s.fatal||!s.context)return;s.context.type===F.PlaylistContextType.AUDIO_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},_.setAudioTrack=function(d){var s=this.tracksInGroup;if(d<0||d>=s.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var u=s[this.trackId];this.log("Now switching to audio-track index "+d);var l=s[d],S=l.id,h=l.groupId,g=h===void 0?"":h,C=l.name,y=l.type,f=l.url;if(this.trackId=d,this.trackName=C,this.selectDefaultTrack=!1,this.hls.trigger(H.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:g,name:C,type:y,url:f}),l.details&&!l.details.live)return;var c=this.switchParams(l.url,u==null?void 0:u.details);this.loadPlaylist(c)},_.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var s=this.trackName,u=this.findTrackId(s)||this.findTrackId();u!==-1?this.setAudioTrack(u):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},_.findTrackId=function(d){for(var s=this.tracksInGroup,u=0;u<s.length;u++){var l=s[u];if((!this.selectDefaultTrack||l.default)&&(!d||d===l.name))return l.id}return-1},_.loadPlaylist=function(d){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var u=s.id,l=s.groupId,S=s.url;if(d)try{S=d.addDirectives(S)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("loading audio-track playlist for id: "+u),this.clearTimer(),this.hls.trigger(H.Events.AUDIO_TRACK_LOADING,{url:S,id:u,groupId:l,deliveryDirectives:d||null})}},D(A,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),A}(P.default);z.default=w},"./src/controller/base-playlist-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return D});var H=L("./src/polyfills/number.ts"),k=L("./src/types/level.ts"),P=L("./src/controller/level-helper.ts"),F=L("./src/utils/logger.ts"),M=L("./src/errors.ts"),D=function(){function R(w,T){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=F.logger.log.bind(F.logger,T+":"),this.warn=F.logger.warn.bind(F.logger,T+":"),this.hls=w}var E=R.prototype;return E.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},E.onError=function(T,A){A.fatal&&A.type===M.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},E.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},E.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},E.stopLoad=function(){this.canLoad=!1,this.clearTimer()},E.switchParams=function(T,A){var _=A==null?void 0:A.renditionReports;if(_)for(var b=0;b<_.length;b++){var d=_[b],s=""+d.URI;if(s===T.substr(-s.length)){var u=parseInt(d["LAST-MSN"]),l=parseInt(d["LAST-PART"]);if(A&&this.hls.config.lowLatencyMode){var S=Math.min(A.age-A.partTarget,A.targetduration);l!==void 0&&S>A.partTarget&&(l+=1)}if(Object(H.isFiniteNumber)(u))return new k.HlsUrlParameters(u,Object(H.isFiniteNumber)(l)?l:void 0,k.HlsSkip.No)}}},E.loadPlaylist=function(T){},E.shouldLoadTrack=function(T){return this.canLoad&&T&&!!T.url&&(!T.details||T.details.live)},E.playlistLoaded=function(T,A,_){var b=this,d=A.details,s=A.stats,u=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(d.advancedDateTime=Date.now()-u,d.live||_!=null&&_.live){if(d.reloaded(_),_&&this.log("live playlist "+T+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),_&&d.fragments.length>0&&Object(P.mergeDetails)(_,d),!this.canLoad||!d.live)return;var l,S=void 0,h=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var g=this.hls.config.lowLatencyMode,C=d.lastPartSn,y=d.endSN,f=d.lastPartIndex,c=f!==-1,o=C===y,a=g?0:f;c?(S=o?y+1:C,h=o?a:f+1):S=y+1;var m=d.age,p=m+d.ageHeader,v=Math.min(p-d.partTarget,d.targetduration*1.5);if(v>0){if(_&&v>_.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+_.tuneInGoal+" to: "+v+" with playlist age: "+d.age),v=0;else{var O=Math.floor(v/d.targetduration);if(S+=O,h!==void 0){var U=Math.round(v%d.targetduration/d.partTarget);h+=U}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+m.toFixed(2)+"s goal: "+v+" skip sn "+O+" to part "+h)}d.tuneInGoal=v}if(l=this.getDeliveryDirectives(d,A.deliveryDirectives,S,h),g||!o){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(d,A.deliveryDirectives,S,h);var j=Object(P.computeReloadInterval)(d,s);S!==void 0&&d.canBlockReload&&(j-=d.partTarget||1),this.log("reload live playlist "+T+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return b.loadPlaylist(l)},j)}else this.clearTimer()},E.getDeliveryDirectives=function(T,A,_,b){var d=Object(k.getSkipValue)(T,_);return A!=null&&A.skip&&T.deltaUpdateFailed&&(_=A.msn,b=A.part,d=k.HlsSkip.No),new k.HlsUrlParameters(_,b,d)},E.retryLoadingOrFail=function(T){var A=this,_=this.hls.config,b=this.retryCount<_.levelLoadingMaxRetry;if(b){var d;if(this.retryCount++,T.details.indexOf("LoadTimeOut")>-1&&(d=T.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+T.details+'"'),this.loadPlaylist();else{var s=Math.min(Math.pow(2,this.retryCount)*_.levelLoadingRetryDelay,_.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return A.loadPlaylist()},s),this.warn("retry playlist loading #"+this.retryCount+" in "+s+' ms after "'+T.details+'"')}}else this.warn('cannot recover from error "'+T.details+'"'),this.clearTimer(),T.fatal=!0;return b},R}()},"./src/controller/base-stream-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"State",function(){return y}),L.d(z,"default",function(){return f});var H=L("./src/polyfills/number.ts"),k=L("./src/task-loop.ts"),P=L("./src/controller/fragment-tracker.ts"),F=L("./src/utils/buffer-helper.ts"),M=L("./src/utils/logger.ts"),D=L("./src/events.ts"),R=L("./src/errors.ts"),E=L("./src/types/transmuxer.ts"),w=L("./src/utils/mp4-tools.ts"),T=L("./src/utils/discontinuities.ts"),A=L("./src/controller/fragment-finders.ts"),_=L("./src/controller/level-helper.ts"),b=L("./src/loader/fragment-loader.ts"),d=L("./src/crypt/decrypter.ts"),s=L("./src/utils/time-ranges.ts"),u=L("./src/types/loader.ts");function l(c,o){for(var a=0;a<o.length;a++){var m=o[a];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(c,m.key,m)}}function S(c,o,a){return o&&l(c.prototype,o),a&&l(c,a),c}function h(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function g(c,o){c.prototype=Object.create(o.prototype),c.prototype.constructor=c,C(c,o)}function C(c,o){return C=Object.setPrototypeOf||function(m,p){return m.__proto__=p,m},C(c,o)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},f=function(c){g(o,c);function o(m,p,v){var O;return O=c.call(this)||this,O.hls=void 0,O.fragPrevious=null,O.fragCurrent=null,O.fragmentTracker=void 0,O.transmuxer=null,O._state=y.STOPPED,O.media=void 0,O.mediaBuffer=void 0,O.config=void 0,O.bitrateTest=!1,O.lastCurrentTime=0,O.nextLoadPosition=0,O.startPosition=0,O.loadedmetadata=!1,O.fragLoadError=0,O.retryDate=0,O.levels=null,O.fragmentLoader=void 0,O.levelLastLoaded=null,O.startFragRequested=!1,O.decrypter=void 0,O.initPTS=[],O.onvseeking=null,O.onvended=null,O.logPrefix="",O.log=void 0,O.warn=void 0,O.logPrefix=v,O.log=M.logger.log.bind(M.logger,v+":"),O.warn=M.logger.warn.bind(M.logger,v+":"),O.hls=m,O.fragmentLoader=new b.default(m.config),O.fragmentTracker=p,O.config=m.config,O.decrypter=new d.default(m,m.config),m.on(D.Events.KEY_LOADED,O.onKeyLoaded,h(O)),O}var a=o.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},a._streamEnded=function(p,v){var O=this.fragCurrent,U=this.fragmentTracker;if(!v.live&&O&&O.sn===v.endSN&&!p.nextStart){var j=U.getState(O);return j===P.FragmentState.PARTIAL||j===P.FragmentState.OK}return!1},a.onMediaAttached=function(p,v){var O=this.media=this.mediaBuffer=v.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),O.addEventListener("seeking",this.onvseeking),O.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(U.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var p=this.config,v=this.fragCurrent,O=this.media,U=this.mediaBuffer,j=this.state,G=O?O.currentTime:0,B=F.BufferHelper.bufferInfo(U||O,G,p.maxBufferHole);if(this.log("media seeking to "+(Object(H.isFiniteNumber)(G)?G.toFixed(3):G)+", state: "+j),j===y.ENDED)this.resetLoadingState();else if(v&&!B.len){var N=p.maxFragLookUpTolerance,V=v.start-N,$=v.start+v.duration+N,ie=G>$;(G<V||ie)&&(ie&&v.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),v.loader.abort()),this.resetLoadingState())}O&&(this.lastCurrentTime=G),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=G),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(p,v){if(this.state!==y.KEY_LOADING||v.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var O=this.levels[v.frag.level].details;O&&this.loadFragment(v.frag,O,v.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(D.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,v){this.log("Loading key for "+p.sn+" of ["+v.startSN+"-"+v.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=y.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(D.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,v,O){this._loadFragForPlayback(p,v,O)},a._loadFragForPlayback=function(p,v,O){var U=this,j=function(B){if(U.fragContextChanged(p)){U.warn("Fragment "+p.sn+(B.part?" p: "+B.part.index:"")+" of level "+p.level+" was dropped during download."),U.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,U._handleFragmentLoadProgress(B)};this._doFragLoad(p,v,O,j).then(function(G){if(!G)return;U.fragLoadError=0;var B=U.state;if(U.fragContextChanged(p)){(B===y.FRAG_LOADING||B===y.BACKTRACKING||!U.fragCurrent&&B===y.PARSING)&&(U.fragmentTracker.removeFragment(p),U.state=y.IDLE);return}if("payload"in G&&(U.log("Loaded fragment "+p.sn+" of level "+p.level),U.hls.trigger(D.Events.FRAG_LOADED,G),U.state===y.BACKTRACKING)){U.fragmentTracker.backtrack(p,G),U.resetFragmentLoading(p);return}U._handleFragmentLoadComplete(G)}).catch(function(G){U.warn(G),U.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,v,O){if(O===void 0&&(O=null),!(p-v))return;var U={startOffset:p,endOffset:v,type:O};this.fragLoadError=0,this.hls.trigger(D.Events.BUFFER_FLUSHING,U)},a._loadInitSegment=function(p){var v=this;this._doFragLoad(p).then(function(O){if(!O||v.fragContextChanged(p)||!v.levels)throw new Error("init load aborted");return O}).then(function(O){var U=v.hls,j=O.payload,G=p.decryptdata;if(j&&j.byteLength>0&&G&&G.key&&G.iv&&G.method==="AES-128"){var B=self.performance.now();return v.decrypter.webCryptoDecrypt(new Uint8Array(j),G.key.buffer,G.iv.buffer).then(function(N){var V=self.performance.now();return U.trigger(D.Events.FRAG_DECRYPTED,{frag:p,payload:N,stats:{tstart:B,tdecrypt:V}}),O.payload=N,O})}return O}).then(function(O){var U=v.fragCurrent,j=v.hls,G=v.levels;if(!G)throw new Error("init load aborted, missing levels");var B=G[p.level].details;console.assert(B,"Level details are defined when init segment is loaded");var N=p.stats;v.state=y.IDLE,v.fragLoadError=0,p.data=new Uint8Array(O.payload),N.parsing.start=N.buffering.start=self.performance.now(),N.parsing.end=N.buffering.end=self.performance.now(),O.frag===U&&j.trigger(D.Events.FRAG_BUFFERED,{stats:N,frag:U,part:null,id:p.type}),v.tick()}).catch(function(O){v.warn(O),v.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var v=this.fragCurrent;return!p||!v||p.level!==v.level||p.sn!==v.sn||p.urlId!==v.urlId},a.fragBufferedComplete=function(p,v){var O=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(v?" part: "+v.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+s.default.toString(F.BufferHelper.getBuffered(O))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var v=this.transmuxer;if(!v)return;var O=p.frag,U=p.part,j=p.partsLoaded,G=!j||j.length===0||j.some(function(N){return!N}),B=new E.ChunkMetadata(O.level,O.sn,O.stats.chunkCount+1,0,U?U.index:-1,!G);v.flush(B)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,v,O,U){var j=this;if(O===void 0&&(O=null),!this.levels)throw new Error("frag load aborted, missing levels");if(O=Math.max(p.start,O||0),this.config.lowLatencyMode&&v){var G=v.partList;if(G&&U){O>p.end&&v.fragmentHint&&(p=v.fragmentHint);var B=this.getNextPart(G,p,O);if(B>-1){var N=G[B];return this.log("Loading part sn: "+p.sn+" p: "+N.index+" cc: "+p.cc+" of playlist ["+v.startSN+"-"+v.endSN+"] parts [0-"+B+"-"+(G.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(O.toFixed(3))),this.nextLoadPosition=N.start+N.duration,this.state=y.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,part:G[B],targetBufferTime:O}),this.doFragPartsLoad(p,G,B,U).catch(function(V){return j.handleFragLoadError(V)})}else if(!p.url||this.loadedEndOfParts(G,O))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(v?"of ["+v.startSN+"-"+v.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(O.toFixed(3))),Object(H.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=y.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,targetBufferTime:O}),this.fragmentLoader.load(p,U).catch(function(V){return j.handleFragLoadError(V)})},a.doFragPartsLoad=function(p,v,O,U){var j=this;return new Promise(function(G,B){var N=[],V=function $(ie){var oe=v[ie];j.fragmentLoader.loadPart(p,oe,U).then(function(_e){N[oe.index]=_e;var fe=_e.part;j.hls.trigger(D.Events.FRAG_LOADED,_e);var Se=v[ie+1];if(Se&&Se.fragment===p)$(ie+1);else return G({frag:p,part:fe,partsLoaded:N})}).catch(B)};V(O)})},a.handleFragLoadError=function(p){var v=p.data;return v&&v.details===R.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(v.frag,v.part):this.hls.trigger(D.Events.ERROR,v),null},a._handleTransmuxerFlush=function(p){var v=this.getCurrentContext(p);if(!v||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var O=v.frag,U=v.part,j=v.level,G=self.performance.now();O.stats.parsing.end=G,U&&(U.stats.parsing.end=G),this.updateLevelTiming(O,U,j,p.partial)},a.getCurrentContext=function(p){var v=this.levels,O=p.level,U=p.sn,j=p.part;if(!v||!v[O])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+O+". The current chunk will not be buffered."),null;var G=v[O],B=j>-1?Object(_.getPartWith)(G,U,j):null,N=B?B.fragment:Object(_.getFragmentWithSN)(G,U,this.fragCurrent);return N?{frag:N,part:B,level:G}:null},a.bufferFragmentData=function(p,v,O,U){if(!p||this.state!==y.PARSING)return;var j=p.data1,G=p.data2,B=j;if(j&&G&&(B=Object(w.appendUint8Array)(j,G)),!B||!B.length)return;var N={type:p.type,frag:v,part:O,chunkMeta:U,parent:v.type,data:B};this.hls.trigger(D.Events.BUFFER_APPENDING,N),p.dropped&&p.independent&&!O&&this.flushBufferGap(v)},a.flushBufferGap=function(p){var v=this.media;if(!v)return;if(!F.BufferHelper.isBuffered(v,v.currentTime)){this.flushMainBuffer(0,p.start);return}var O=v.currentTime,U=F.BufferHelper.bufferInfo(v,O,0),j=p.duration,G=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),B=Math.max(Math.min(p.start-G,U.end-G),O+G);p.start-B>G&&this.flushMainBuffer(B,p.start)},a.getFwdBufferInfo=function(p,v){var O=this.config,U=this.getLoadPosition();if(!Object(H.isFiniteNumber)(U))return null;var j=F.BufferHelper.bufferInfo(p,U,O.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var G=this.fragmentTracker.getBufferedFrag(U,v);if(G&&j.nextStart<G.end)return F.BufferHelper.bufferInfo(p,U,Math.max(j.nextStart,O.maxBufferHole))}return j},a.getMaxBufferLength=function(p){var v=this.config,O;return p?O=Math.max(8*v.maxBufferSize/p,v.maxBufferLength):O=v.maxBufferLength,Math.min(O,v.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var v=this.config,O=p||v.maxBufferLength;return v.maxMaxBufferLength>=O?(v.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+v.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,v){var O,U,j=v.fragments,G=j.length;if(!G)return null;var B=this.config,N=j[0].start,V;if(v.live){var $=B.initialLiveManifestSize;if(G<$)return this.warn("Not enough fragments to start playback (have: "+G+", need: "+$+")"),null;!v.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(V=this.getInitialLiveFragment(v,j),this.startPosition=V?this.hls.liveSyncPosition||V.start:p)}else p<=N&&(V=j[0]);if(!V){var ie=B.lowLatencyMode?v.partEnd:v.fragmentEnd;V=this.getFragmentAtPosition(p,ie,v)}return(O=V)!==null&&O!==void 0&&O.initSegment&&!((U=V)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(V=V.initSegment),V},a.getNextPart=function(p,v,O){for(var U=-1,j=!1,G=!0,B=0,N=p.length;B<N;B++){var V=p[B];if(G=G&&!V.independent,U>-1&&O<V.start)break;var $=V.loaded;!$&&(j||V.independent||G)&&V.fragment===v&&(U=B),j=$}return U},a.loadedEndOfParts=function(p,v){var O=p[p.length-1];return O&&v>O.start&&O.loaded},a.getInitialLiveFragment=function(p,v){var O=this.fragPrevious,U=null;if(O){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+O.programDateTime),U=Object(A.findFragmentByPDT)(v,O.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var j=O.sn+1;if(j>=p.startSN&&j<=p.endSN){var G=v[j-p.startSN];O.cc===G.cc&&(U=G,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(A.findFragWithCC)(v,O.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(U=this.getFragmentAtPosition(B,this.bitrateTest?p.fragmentEnd:p.edge,p))}return U},a.getFragmentAtPosition=function(p,v,O){var U=this.config,j=this.fragPrevious,G=O.fragments,B=O.endSN,N=O.fragmentHint,V=U.maxFragLookUpTolerance,$=!!(U.lowLatencyMode&&O.partList&&N);$&&N&&!this.bitrateTest&&(G=G.concat(N),B=N.sn);var ie;if(p<v){var oe=p>v-V?0:V;ie=Object(A.findFragmentByPTS)(j,G,p,oe)}else ie=G[G.length-1];if(ie){var _e=ie.sn-O.startSN,fe=j&&ie.level===j.level,Se=G[_e+1],be=this.fragmentTracker.getState(ie);if(be===P.FragmentState.BACKTRACKED){ie=null;for(var me=_e;G[me]&&this.fragmentTracker.getState(G[me])===P.FragmentState.BACKTRACKED;)j?ie=G[me--]:ie=G[--me];ie||(ie=Se)}else j&&ie.sn===j.sn&&!$&&(fe&&(ie.sn<B&&this.fragmentTracker.getState(Se)!==P.FragmentState.OK?(this.log("SN "+ie.sn+" just loaded, load next one: "+Se.sn),ie=Se):ie=null))}return ie},a.synchronizeToLiveEdge=function(p){var v=this.config,O=this.media;if(!O)return;var U=this.hls.liveSyncPosition,j=O.currentTime,G=p.fragments[0].start,B=p.edge,N=j>=G-v.maxFragLookUpTolerance&&j<=B;if(U!==null&&O.duration>U&&(j<U||!N)){var V=v.liveMaxLatencyDuration!==void 0?v.liveMaxLatencyDuration:v.liveMaxLatencyDurationCount*p.targetduration;(!N&&O.readyState<4||j<B-V)&&(this.loadedmetadata||(this.nextLoadPosition=U),O.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+U.toFixed(3)),O.currentTime=U))}},a.alignPlaylists=function(p,v){var O=this.levels,U=this.levelLastLoaded,j=this.fragPrevious,G=U!==null?O[U]:null,B=p.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var N=p.fragments[0].start,V=!v,$=p.alignedSliding&&Object(H.isFiniteNumber)(N);if(V||!$&&!N){Object(T.alignStream)(j,G,p);var ie=p.fragments[0].start;return this.log("Live playlist sliding: "+ie.toFixed(2)+" start-sn: "+(v?v.startSN:"na")+"->"+p.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+B),ie}return N},a.waitForCdnTuneIn=function(p){var v=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*v)},a.setStartPosition=function(p,v){var O=this.startPosition;if(O<v&&(O=-1),O===-1||this.lastCurrentTime===-1){var U=p.startTimeOffset;Object(H.isFiniteNumber)(U)?(O=v+U,U<0&&(O+=p.totalduration),O=Math.min(Math.max(v,O),v+p.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+O),this.startPosition=O):p.live?O=this.hls.liveSyncPosition||v:this.startPosition=O=0,this.lastCurrentTime=O}this.nextLoadPosition=O},a.getLoadPosition=function(){var p=this.media,v=0;return this.loadedmetadata&&p?v=p.currentTime:this.nextLoadPosition&&(v=this.nextLoadPosition),v},a.handleFragLoadAborted=function(p,v){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(v?" part"+v.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(p,v){if(v.fatal)return;var O=v.frag;if(!O||O.type!==p)return;var U=this.fragCurrent;console.assert(U&&O.sn===U.sn&&O.level===U.level&&O.urlId===U.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(O.level))return;var G=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+O.sn+" of "+p+" "+O.level+" failed to load, retrying in "+G+"ms"),this.retryDate=self.performance.now()+G,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else v.levelRetry?(p===u.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(M.logger.error(v.details+" reaches max retry, redispatch as fatal ..."),v.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(p,v,O){if(!p)return;var U=F.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(v,U,O),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var v=this.levels?this.levels[p].details:null;if(v!=null&&v.live)return this.startPosition=-1,this.setStartPosition(v,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,v,O,U){var j=this,G=O.details;console.assert(!!G,"level.details must be defined");var B=Object.keys(p.elementaryStreams).reduce(function(N,V){var $=p.elementaryStreams[V];if($){var ie=$.endPTS-$.startPTS;if(ie<=0)return j.warn("Could not parse fragment "+p.sn+" "+V+" duration reliably ("+ie+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),N||!1;var oe=U?0:Object(_.updateFragPTSDTS)(G,p,$.startPTS,$.endPTS,$.startDTS,$.endDTS);return j.hls.trigger(D.Events.LEVEL_PTS_UPDATED,{details:G,level:O,drift:oe,type:V,frag:p,start:$.startPTS,end:$.endPTS}),!0}return N},!1);B?(this.state=y.PARSED,this.hls.trigger(D.Events.FRAG_PARSED,{frag:p,part:v})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(o,[{key:"state",get:function(){return this._state},set:function(p){var v=this._state;v!==p&&(this._state=p,this.log(v+"->"+p))}}]),o}(k.default)},"./src/controller/buffer-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return A});var H=L("./src/polyfills/number.ts"),k=L("./src/events.ts"),P=L("./src/utils/logger.ts"),F=L("./src/errors.ts"),M=L("./src/utils/buffer-helper.ts"),D=L("./src/utils/mediasource-helper.ts"),R=L("./src/loader/fragment.ts"),E=L("./src/controller/buffer-operation-queue.ts"),w=Object(D.getMediaSource)(),T=/([ha]vc.)(?:\.[^.,]+)+/,A=function(){function _(d){var s=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 u=s.hls,l=s.media,S=s.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),l&&(s.updateMediaElementDuration(),u.trigger(k.Events.MEDIA_ATTACHED,{media:l})),S&&S.removeEventListener("sourceopen",s._onMediaSourceOpen),s.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var b=_.prototype;return b.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},b.destroy=function(){this.unregisterListeners(),this.details=null},b.registerListeners=function(){var s=this.hls;s.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.on(k.Events.BUFFER_RESET,this.onBufferReset,this),s.on(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),s.on(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),s.on(k.Events.BUFFER_EOS,this.onBufferEos,this),s.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),s.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),s.on(k.Events.FRAG_PARSED,this.onFragParsed,this),s.on(k.Events.FRAG_CHANGED,this.onFragChanged,this)},b.unregisterListeners=function(){var s=this.hls;s.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.off(k.Events.BUFFER_RESET,this.onBufferReset,this),s.off(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),s.off(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),s.off(k.Events.BUFFER_EOS,this.onBufferEos,this),s.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),s.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),s.off(k.Events.FRAG_PARSED,this.onFragParsed,this),s.off(k.Events.FRAG_CHANGED,this.onFragChanged,this)},b._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new E.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},b.onManifestParsed=function(s,u){var l=2;(u.audio&&!u.video||!u.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},b.onMediaAttaching=function(s,u){var l=this.media=u.media;if(l&&w){var S=this.mediaSource=new w;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(S),this._objectUrl=l.src}},b.onMediaDetaching=function(){var s=this.media,u=this.mediaSource,l=this._objectUrl;if(u){if(P.logger.log("[buffer-controller]: media source detaching"),u.readyState==="open")try{u.endOfStream()}catch(S){P.logger.warn("[buffer-controller]: onMediaDetaching: "+S.message+" while calling endOfStream")}this.onBufferReset(),u.removeEventListener("sourceopen",this._onMediaSourceOpen),u.removeEventListener("sourceended",this._onMediaSourceEnded),u.removeEventListener("sourceclose",this._onMediaSourceClose),s&&(l&&self.URL.revokeObjectURL(l),s.src===l?(s.removeAttribute("src"),s.load()):P.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(k.Events.MEDIA_DETACHED,void 0)},b.onBufferReset=function(){var s=this;this.getSourceBufferTypes().forEach(function(u){var l=s.sourceBuffer[u];try{l&&(s.removeBufferListeners(u),s.mediaSource&&s.mediaSource.removeSourceBuffer(l),s.sourceBuffer[u]=void 0)}catch(S){P.logger.warn("[buffer-controller]: Failed to reset the "+u+" buffer",S)}}),this._initSourceBuffer()},b.onBufferCodecs=function(s,u){var l=this,S=this.getSourceBufferTypes().length;if(Object.keys(u).forEach(function(h){if(S){var g=l.tracks[h];if(g&&typeof g.buffer.changeType=="function"){var C=u[h],y=C.codec,f=C.levelCodec,c=C.container,o=(g.levelCodec||g.codec).replace(T,"$1"),a=(f||y).replace(T,"$1");if(o!==a){var m=c+";codecs="+(f||y);l.appendChangeType(h,m)}}}else l.pendingTracks[h]=u[h]}),S)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},b.appendChangeType=function(s,u){var l=this,S=this.operationQueue,h={execute:function(){var C=l.sourceBuffer[s];C&&(P.logger.log("[buffer-controller]: changing "+s+" sourceBuffer type to "+u),C.changeType(u)),S.shiftAndExecuteNext(s)},onStart:function(){},onComplete:function(){},onError:function(C){P.logger.warn("[buffer-controller]: Failed to change "+s+" SourceBuffer type",C)}};S.append(h,s)},b.onBufferAppending=function(s,u){var l=this,S=this.hls,h=this.operationQueue,g=this.tracks,C=u.data,y=u.type,f=u.frag,c=u.part,o=u.chunkMeta,a=o.buffering[y],m=self.performance.now();a.start=m;var p=f.stats.buffering,v=c?c.stats.buffering:null;p.start===0&&(p.start=m),v&&v.start===0&&(v.start=m);var O=g.audio,U=y==="audio"&&o.id===1&&(O==null?void 0:O.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),U){var B=l.sourceBuffer[y];if(B){var N=f.start-B.timestampOffset;Math.abs(N)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+N+") sn: "+f.sn+")"),B.timestampOffset=f.start)}}l.appendExecutor(C,y)},onStart:function(){},onComplete:function(){var B=self.performance.now();a.executeEnd=a.end=B,p.first===0&&(p.first=B),v&&v.first===0&&(v.first=B);var N=l.sourceBuffer,V={};for(var $ in N)V[$]=M.BufferHelper.getBuffered(N[$]);l.appendError=0,l.hls.trigger(k.Events.BUFFER_APPENDED,{type:y,frag:f,part:c,chunkMeta:o,parent:f.type,timeRanges:V})},onError:function(B){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",B);var N={type:F.ErrorTypes.MEDIA_ERROR,parent:f.type,details:F.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?N.details=F.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,N.details=F.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>S.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),N.fatal=!0)),S.trigger(k.Events.ERROR,N)}};h.append(j,y)},b.onBufferFlushing=function(s,u){var l=this,S=this.operationQueue,h=function(C){return{execute:l.removeExecutor.bind(l,C,u.startOffset,u.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(k.Events.BUFFER_FLUSHED,{type:C})},onError:function(f){P.logger.warn("[buffer-controller]: Failed to remove from "+C+" SourceBuffer",f)}}};u.type?S.append(h(u.type),u.type):this.getSourceBufferTypes().forEach(function(g){S.append(h(g),g)})},b.onFragParsed=function(s,u){var l=this,S=u.frag,h=u.part,g=[],C=h?h.elementaryStreams:S.elementaryStreams;C[R.ElementaryStreamTypes.AUDIOVIDEO]?g.push("audiovideo"):(C[R.ElementaryStreamTypes.AUDIO]&&g.push("audio"),C[R.ElementaryStreamTypes.VIDEO]&&g.push("video"));var y=function(){var c=self.performance.now();S.stats.buffering.end=c,h&&(h.stats.buffering.end=c);var o=h?h.stats:S.stats;l.hls.trigger(k.Events.FRAG_BUFFERED,{frag:S,part:h,stats:o,id:S.type})};g.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(y,g)},b.onFragChanged=function(s,u){this.flushBackBuffer()},b.onBufferEos=function(s,u){var l=this,S=this.getSourceBufferTypes().reduce(function(h,g){var C=l.sourceBuffer[g];return(!u.type||u.type===g)&&(C&&!C.ended&&(C.ended=!0,P.logger.log("[buffer-controller]: "+g+" sourceBuffer now EOS"))),h&&!!(!C||C.ended)},!0);S&&this.blockBuffers(function(){var h=l.mediaSource;if(!h||h.readyState!=="open")return;h.endOfStream()})},b.onLevelUpdated=function(s,u){var l=u.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},b.flushBackBuffer=function(){var s=this.hls,u=this.details,l=this.media,S=this.sourceBuffer;if(!l||u===null)return;var h=this.getSourceBufferTypes();if(!h.length)return;var g=u.live&&s.config.liveBackBufferLength!==null?s.config.liveBackBufferLength:s.config.backBufferLength;if(!Object(H.isFiniteNumber)(g)||g<0)return;var C=l.currentTime,y=u.levelTargetDuration,f=Math.max(g,y),c=Math.floor(C/y)*y-f;h.forEach(function(o){var a=S[o];if(a){var m=M.BufferHelper.getBuffered(a);m.length>0&&c>m.start(0)&&(s.trigger(k.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),u.live&&s.trigger(k.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),s.trigger(k.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:o}))}})},b.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var s=this.details,u=this.hls,l=this.media,S=this.mediaSource,h=s.fragments[0].start+s.totalduration,g=l.duration,C=Object(H.isFiniteNumber)(S.duration)?S.duration:0;s.live&&u.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),S.duration=Infinity,this.updateSeekableRange(s)):(h>C&&h>g||!Object(H.isFiniteNumber)(g))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+h.toFixed(3)),S.duration=h)},b.updateSeekableRange=function(s){var u=this.mediaSource,l=s.fragments,S=l.length;if(S&&s.live&&u!==null&&u!==void 0&&u.setLiveSeekableRange){var h=Math.max(0,l[0].start),g=Math.max(h,h+s.totalduration);u.setLiveSeekableRange(h,g)}},b.checkPendingTracks=function(){var s=this.bufferCodecEventsExpected,u=this.operationQueue,l=this.pendingTracks,S=Object.keys(l).length;if(S&&!s||S===2){this.createSourceBuffers(l),this.pendingTracks={};var h=this.getSourceBufferTypes();if(h.length===0){this.hls.trigger(k.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}h.forEach(function(g){u.executeNext(g)})}},b.createSourceBuffers=function(s){var u=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var h in s)if(!u[h]){var g=s[h];if(!g)throw Error("source buffer exists for track "+h+", however track does not");var C=g.levelCodec||g.codec,y=g.container+";codecs="+C;P.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var f=u[h]=l.addSourceBuffer(y),c=h;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[h]={buffer:f,codec:C,container:g.container,levelCodec:g.levelCodec,id:g.id},S++}catch(o){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+o.message),this.hls.trigger(k.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:o,mimeType:y})}}S&&this.hls.trigger(k.Events.BUFFER_CREATED,{tracks:this.tracks})},b._onSBUpdateStart=function(s){var u=this.operationQueue,l=u.current(s);l.onStart()},b._onSBUpdateEnd=function(s){var u=this.operationQueue,l=u.current(s);l.onComplete(),u.shiftAndExecuteNext(s)},b._onSBUpdateError=function(s,u){P.logger.error("[buffer-controller]: "+s+" SourceBuffer error",u),this.hls.trigger(k.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var l=this.operationQueue.current(s);l&&l.onError(u)},b.removeExecutor=function(s,u,l){var S=this.media,h=this.mediaSource,g=this.operationQueue,C=this.sourceBuffer,y=C[s];if(!S||!h||!y){P.logger.warn("[buffer-controller]: Attempting to remove from the "+s+" SourceBuffer, but it does not exist"),g.shiftAndExecuteNext(s);return}var f=Object(H.isFiniteNumber)(S.duration)?S.duration:Infinity,c=Object(H.isFiniteNumber)(h.duration)?h.duration:Infinity,o=Math.max(0,u),a=Math.min(l,f,c);a>o?(P.logger.log("[buffer-controller]: Removing ["+o+","+a+"] from the "+s+" SourceBuffer"),console.assert(!y.updating,s+" sourceBuffer must not be updating"),y.remove(o,a)):g.shiftAndExecuteNext(s)},b.appendExecutor=function(s,u){var l=this.operationQueue,S=this.sourceBuffer,h=S[u];if(!h){P.logger.warn("[buffer-controller]: Attempting to append to the "+u+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(u);return}h.ended=!1,console.assert(!h.updating,u+" sourceBuffer must not be updating"),h.appendBuffer(s)},b.blockBuffers=function(s,u){var l=this;if(u===void 0&&(u=this.getSourceBufferTypes()),!u.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(s);return}var S=this.operationQueue,h=u.map(function(g){return S.appendBlocker(g)});Promise.all(h).then(function(){s(),u.forEach(function(g){var C=l.sourceBuffer[g];(!C||!C.updating)&&S.shiftAndExecuteNext(g)})})},b.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},b.addBufferListener=function(s,u,l){var S=this.sourceBuffer[s];if(!S)return;var h=l.bind(this,s);this.listeners[s].push({event:u,listener:h}),S.addEventListener(u,h)},b.removeBufferListeners=function(s){var u=this.sourceBuffer[s];if(!u)return;this.listeners[s].forEach(function(l){u.removeEventListener(l.event,l.listener)})},_}()},"./src/controller/buffer-operation-queue.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return k});var H=L("./src/utils/logger.ts"),k=function(){function P(M){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=M}var F=P.prototype;return F.append=function(D,R){var E=this.queues[R];E.push(D),E.length===1&&this.buffers[R]&&this.executeNext(R)},F.insertAbort=function(D,R){var E=this.queues[R];E.unshift(D),this.executeNext(R)},F.appendBlocker=function(D){var R,E=new Promise(function(T){R=T}),w={execute:R,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(w,D),E},F.executeNext=function(D){var R=this.buffers,E=this.queues,w=R[D],T=E[D];if(T.length){var A=T[0];try{A.execute()}catch(_){H.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),A.onError(_),(!w||!w.updating)&&(T.shift(),this.executeNext(D))}}},F.shiftAndExecuteNext=function(D){this.queues[D].shift(),this.executeNext(D)},F.current=function(D){return this.queues[D][0]},P}()},"./src/controller/cap-level-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/events.ts");function k(M,D){for(var R=0;R<D.length;R++){var E=D[R];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(M,E.key,E)}}function P(M,D,R){return D&&k(M.prototype,D),R&&k(M,R),M}var F=function(){function M(R){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=R,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var D=M.prototype;return D.setStreamController=function(E){this.streamController=E},D.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},D.registerListeners=function(){var E=this.hls;E.on(H.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.on(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.on(H.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.unregisterListener=function(){var E=this.hls;E.off(H.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.off(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.off(H.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.onFpsDropLevelCapping=function(E,w){M.isLevelAllowed(w.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(w.droppedLevel)},D.onMediaAttaching=function(E,w){this.media=w.media instanceof HTMLVideoElement?w.media:null},D.onManifestParsed=function(E,w){var T=this.hls;this.restrictedLevels=[],this.firstLevel=w.firstLevel,T.config.capLevelToPlayerSize&&w.video&&this.startCapping()},D.onBufferCodecs=function(E,w){var T=this.hls;T.config.capLevelToPlayerSize&&w.video&&this.startCapping()},D.onMediaDetaching=function(){this.stopCapping()},D.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var E=this.hls.levels;if(E.length){var w=this.hls;w.autoLevelCapping=this.getMaxLevel(E.length-1),w.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=w.autoLevelCapping}}},D.getMaxLevel=function(E){var w=this,T=this.hls.levels;if(!T.length)return-1;var A=T.filter(function(_,b){return M.isLevelAllowed(b,w.restrictedLevels)&&b<=E});return this.clientRect=null,M.getMaxLevelByMediaSize(A,this.mediaWidth,this.mediaHeight)},D.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},D.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},D.getDimensions=function(){if(this.clientRect)return this.clientRect;var E=this.media,w={width:0,height:0};if(E){var T=E.getBoundingClientRect();w.width=T.width,w.height=T.height,!w.width&&!w.height&&(w.width=T.right-T.left||E.width||0,w.height=T.bottom-T.top||E.height||0)}return this.clientRect=w,w},M.isLevelAllowed=function(E,w){return w===void 0&&(w=[]),w.indexOf(E)===-1},M.getMaxLevelByMediaSize=function(E,w,T){if(!E||!E.length)return-1;for(var A=function(u,l){return l?u.width!==l.width||u.height!==l.height:!0},_=E.length-1,b=0;b<E.length;b+=1){var d=E[b];if((d.width>=w||d.height>=T)&&A(d,E[b+1])){_=b;break}}return _},P(M,[{key:"mediaWidth",get:function(){return this.getDimensions().width*M.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*M.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var E=1;try{E=self.devicePixelRatio}catch(w){}return E}}]),M}();z.default=F},"./src/controller/cmcd-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return A});var H=L("./src/events.ts"),k=L("./src/types/cmcd.ts"),P=L("./src/utils/buffer-helper.ts"),F=L("./src/utils/logger.ts");function M(_,b){for(var d=0;d<b.length;d++){var s=b[d];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(_,s.key,s)}}function D(_,b,d){return b&&M(_.prototype,b),d&&M(_,d),_}function R(_,b){var d=typeof Symbol!="undefined"&&_[Symbol.iterator]||_["@@iterator"];if(d)return(d=d.call(_)).next.bind(d);if(Array.isArray(_)||(d=E(_))||b&&_&&typeof _.length=="number"){d&&(_=d);var s=0;return function(){return s>=_.length?{done:!0}:{done:!1,value:_[s++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function E(_,b){if(!_)return;if(typeof _=="string")return w(_,b);var d=Object.prototype.toString.call(_).slice(8,-1);if(d==="Object"&&_.constructor&&(d=_.constructor.name),d==="Map"||d==="Set")return Array.from(_);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return w(_,b)}function w(_,b){(b==null||b>_.length)&&(b=_.length);for(var d=0,s=new Array(b);d<b;d++)s[d]=_[d];return s}function T(){return T=Object.assign||function(_){for(var b=1;b<arguments.length;b++){var d=arguments[b];for(var s in d)Object.prototype.hasOwnProperty.call(d,s)&&(_[s]=d[s])}return _},T.apply(this,arguments)}var A=function(){function _(d){var s=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(){s.initialized&&(s.starved=!0),s.buffering=!0},this.onPlaying=function(){s.initialized||(s.initialized=!0),s.buffering=!1},this.applyPlaylistData=function(S){try{s.apply(S,{ot:k.CMCDObjectType.MANIFEST,su:!s.initialized})}catch(h){F.logger.warn("Could not generate manifest CMCD data.",h)}},this.applyFragmentData=function(S){try{var h=S.frag,g=s.hls.levels[h.level],C=s.getObjectType(h),y={d:h.duration*1e3,ot:C};(C===k.CMCDObjectType.VIDEO||C===k.CMCDObjectType.AUDIO||C==k.CMCDObjectType.MUXED)&&(y.br=g.bitrate/1e3,y.tb=s.getTopBandwidth(C),y.bl=s.getBufferLength(C)),s.apply(S,y)}catch(f){F.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=d;var u=this.config=d.config,l=u.cmcd;l!=null&&(u.pLoader=this.createPlaylistLoader(),u.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||_.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var b=_.prototype;return b.registerListeners=function(){var s=this.hls;s.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),s.on(H.Events.BUFFER_CREATED,this.onBufferCreated,this)},b.unregisterListeners=function(){var s=this.hls;s.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),s.off(H.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},b.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},b.onMediaAttached=function(s,u){this.media=u.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},b.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},b.onBufferCreated=function(s,u){var l,S;this.audioBuffer=(l=u.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(S=u.tracks.video)===null||S===void 0?void 0:S.buffer},b.createData=function(){var s;return{v:k.CMCDVersion,sf:k.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(s=this.media)===null||s===void 0?void 0:s.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},b.apply=function(s,u){u===void 0&&(u={}),T(u,this.createData());var l=u.ot===k.CMCDObjectType.INIT||u.ot===k.CMCDObjectType.VIDEO||u.ot===k.CMCDObjectType.MUXED;if(this.starved&&l&&(u.bs=!0,u.su=!0,this.starved=!1),u.su==null&&(u.su=this.buffering),this.useHeaders){var S=_.toHeaders(u);if(!Object.keys(S).length)return;s.headers||(s.headers={}),T(s.headers,S)}else{var h=_.toQuery(u);if(!h)return;s.url=_.appendQueryToUri(s.url,h)}},b.getObjectType=function(s){var u=s.type;return u==="subtitle"?k.CMCDObjectType.TIMED_TEXT:s.sn==="initSegment"?k.CMCDObjectType.INIT:u==="audio"?k.CMCDObjectType.AUDIO:u==="main"?this.hls.audioTracks.length?k.CMCDObjectType.VIDEO:k.CMCDObjectType.MUXED:void 0},b.getTopBandwidth=function(s){for(var u=0,l=s===k.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=R(l),h;!(h=S()).done;){var g=h.value;g.bitrate>u&&(u=g.bitrate)}return u>0?u:NaN},b.getBufferLength=function(s){var u=this.hls.media,l=s===k.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!u)return NaN;var S=P.BufferHelper.bufferInfo(l,u.currentTime,this.config.maxBufferHole);return S.len*1e3},b.createPlaylistLoader=function(){var s=this.config.pLoader,u=this.applyPlaylistData,l=s||this.config.loader;return function(){function S(g){this.loader=void 0,this.loader=new l(g)}var h=S.prototype;return h.destroy=function(){this.loader.destroy()},h.abort=function(){this.loader.abort()},h.load=function(C,y,f){u(C),this.loader.load(C,y,f)},D(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},b.createFragmentLoader=function(){var s=this.config.fLoader,u=this.applyFragmentData,l=s||this.config.loader;return function(){function S(g){this.loader=void 0,this.loader=new l(g)}var h=S.prototype;return h.destroy=function(){this.loader.destroy()},h.abort=function(){this.loader.abort()},h.load=function(C,y,f){u(C),this.loader.load(C,y,f)},D(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},_.uuid=function(){var s=URL.createObjectURL(new Blob),u=s.toString();return URL.revokeObjectURL(s),u.substr(u.lastIndexOf("/")+1)},_.serialize=function(s){for(var u=[],l=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},S=function(U){return Math.round(U)},h=function(U){return S(U/100)*100},g=function(U){return encodeURIComponent(U)},C={br:S,d:S,bl:h,dl:h,mtp:h,nor:g,rtp:h,tb:S},y=Object.keys(s||{}).sort(),f=R(y),c;!(c=f()).done;){var o=c.value,a=s[o];if(!l(a))continue;if(o==="v"&&a===1)continue;if(o=="pr"&&a===1)continue;var m=C[o];m&&(a=m(a));var p=typeof a,v=void 0;o==="ot"||o==="sf"||o==="st"?v=o+"="+a:p==="boolean"?v=o:p==="number"?v=o+"="+a:v=o+"="+JSON.stringify(a),u.push(v)}return u.join(",")},_.toHeaders=function(s){for(var u=Object.keys(s),l={},S=["Object","Request","Session","Status"],h=[{},{},{},{}],g={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},C=0,y=u;C<y.length;C++){var f=y[C],c=g[f]!=null?g[f]:1;h[c][f]=s[f]}for(var o=0;o<h.length;o++){var a=_.serialize(h[o]);a&&(l["CMCD-"+S[o]]=a)}return l},_.toQuery=function(s){return"CMCD="+encodeURIComponent(_.serialize(s))},_.appendQueryToUri=function(s,u){if(!u)return s;var l=s.includes("?")?"&":"?";return""+s+l+u},_}()},"./src/controller/eme-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/events.ts"),k=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),F=L("./src/utils/mediakeys-helper.ts");function M(A,_){for(var b=0;b<_.length;b++){var d=_[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(A,d.key,d)}}function D(A,_,b){return _&&M(A.prototype,_),b&&M(A,b),A}var R=3,E=function(_,b,d){var s={audioCapabilities:[],videoCapabilities:[]};return _.forEach(function(u){s.audioCapabilities.push({contentType:'audio/mp4; codecs="'+u+'"',robustness:d.audioRobustness||""})}),b.forEach(function(u){s.videoCapabilities.push({contentType:'video/mp4; codecs="'+u+'"',robustness:d.videoRobustness||""})}),[s]},w=function(_,b,d,s){switch(_){case F.KeySystems.WIDEVINE:return E(b,d,s);default:throw new Error("Unknown key-system: "+_)}},T=function(){function A(b){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=b,this._config=b.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var _=A.prototype;return _.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},_._registerListeners=function(){this.hls.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this)},_._unregisterListeners=function(){this.hls.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this)},_.getLicenseServerUrl=function(d){switch(d){case F.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},_._attemptKeySystemAccess=function(d,s,u){var l=this,S=w(d,s,u,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var h=this.requestMediaKeySystemAccess(d,S);this.mediaKeysPromise=h.then(function(g){return l._onMediaKeySystemAccessObtained(d,g)}),h.catch(function(g){P.logger.error('Failed to obtain key-system "'+d+'" access:',g)})},_._onMediaKeySystemAccessObtained=function(d,s){var u=this;P.logger.log('Access for key-system "'+d+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:s,mediaKeySystemDomain:d};this._mediaKeysList.push(l);var S=Promise.resolve().then(function(){return s.createMediaKeys()}).then(function(h){return l.mediaKeys=h,P.logger.log('Media-keys created for key-system "'+d+'"'),u._onMediaKeysCreated(),h});return S.catch(function(h){P.logger.error("Failed to create media-keys:",h)}),S},_._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(s){s.mediaKeysSession||(s.mediaKeysSession=s.mediaKeys.createSession(),d._onNewMediaKeySession(s.mediaKeysSession))})},_._onNewMediaKeySession=function(d){var s=this;P.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(u){s._onKeySessionMessage(d,u.message)},!1)},_._onKeySessionMessage=function(d,s){P.logger.log("Got EME message event, creating license request"),this._requestLicense(s,function(u){P.logger.log("Received license data (length: "+(u&&u.byteLength)+"), updating key-session"),d.update(u)})},_.onMediaEncrypted=function(d){var s=this;if(P.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var u=function(S){if(!s._media)return;s._attemptSetMediaKeys(S),s._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(u).catch(u)},_._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var s=this._mediaKeysList[0];if(!s||!s.mediaKeys){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(s.mediaKeys),this._hasSetMediaKeys=!0}},_._generateRequestWithPreferredKeySession=function(d,s){var u=this,l=this._mediaKeysList[0];if(!l){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var S=l.mediaKeysSession;if(!S){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!s){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+d+'" init data type'),l.mediaKeysSessionInitialized=!0,S.generateRequest(d,s).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(h){P.logger.error("Error generating key-session request:",h),u.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},_._createLicenseXhr=function(d,s,u){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,d,s,u);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,l,d),S=void 0}catch(h){P.logger.error(h)}try{l.readyState||l.open("POST",d,!0),S&&S.call(this.hls,l,d)}catch(h){throw new Error("issue setting up KeySystem license XHR "+h)}return l},_._onLicenseRequestReadyStageChange=function(d,s,u,l){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var S=d.response,h=this._licenseResponseCallback;if(h)try{S=h.call(this.hls,d,s)}catch(C){P.logger.error(C)}l(S)}else{if(P.logger.error("License Request XHR failed ("+s+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>R){this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var g=R-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+g+" attempts left"),this._requestLicense(u,l)}break}},_._generateLicenseRequestChallenge=function(d,s){switch(d.mediaKeySystemDomain){case F.KeySystems.WIDEVINE:return s}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},_._requestLicense=function(d,s){P.logger.log("Requesting content license for key-system");var u=this._mediaKeysList[0];if(!u){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var l=this.getLicenseServerUrl(u.mediaKeySystemDomain),S=this._createLicenseXhr(l,d,s);P.logger.log("Sending license request to URL: "+l);var h=this._generateLicenseRequestChallenge(u,d);S.send(h)}catch(g){P.logger.error("Failure requesting DRM license: "+g),this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},_.onMediaAttached=function(d,s){if(!this._emeEnabled)return;var u=s.media;this._media=u,u.addEventListener("encrypted",this._onMediaEncrypted)},_.onMediaDetached=function(){var d=this._media,s=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(s.map(function(u){if(u.mediaKeysSession)return u.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},_.onManifestParsed=function(d,s){if(!this._emeEnabled)return;var u=s.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),l=s.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(F.KeySystems.WIDEVINE,u,l)},D(A,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),A}();z.default=T},"./src/controller/fps-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/events.ts"),k=L("./src/utils/logger.ts"),P=function(){function F(D){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=D,this.registerListeners()}var M=F.prototype;return M.setStreamController=function(R){this.streamController=R},M.registerListeners=function(){this.hls.on(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},M.unregisterListeners=function(){this.hls.off(H.Events.MEDIA_ATTACHING,this.onMediaAttaching)},M.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},M.onMediaAttaching=function(R,E){var w=this.hls.config;if(w.capLevelOnFPSDrop){var T=E.media instanceof self.HTMLVideoElement?E.media:null;this.media=T,T&&typeof T.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),w.fpsDroppedMonitoringPeriod)}},M.checkFPS=function(R,E,w){var T=performance.now();if(E){if(this.lastTime){var A=T-this.lastTime,_=w-this.lastDroppedFrames,b=E-this.lastDecodedFrames,d=1e3*_/A,s=this.hls;if(s.trigger(H.Events.FPS_DROP,{currentDropped:_,currentDecoded:b,totalDroppedFrames:w}),d>0&&_>s.config.fpsDroppedMonitoringThreshold*b){var u=s.currentLevel;k.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(s.autoLevelCapping===-1||s.autoLevelCapping>=u)&&(u=u-1,s.trigger(H.Events.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:s.currentLevel}),s.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=T,this.lastDroppedFrames=w,this.lastDecodedFrames=E}},M.checkFPSInterval=function(){var R=this.media;if(R)if(this.isVideoPlaybackQualityAvailable){var E=R.getVideoPlaybackQuality();this.checkFPS(R,E.totalVideoFrames,E.droppedVideoFrames)}else this.checkFPS(R,R.webkitDecodedFrameCount,R.webkitDroppedFrameCount)},F}();z.default=P},"./src/controller/fragment-finders.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"findFragmentByPDT",function(){return P}),L.d(z,"findFragmentByPTS",function(){return F}),L.d(z,"fragmentWithinToleranceTest",function(){return M}),L.d(z,"pdtWithinToleranceTest",function(){return D}),L.d(z,"findFragWithCC",function(){return R});var H=L("./src/polyfills/number.ts"),k=L("./src/utils/binary-search.ts");function P(E,w,T){if(w===null||!Array.isArray(E)||!E.length||!Object(H.isFiniteNumber)(w))return null;var A=E[0].programDateTime;if(w<(A||0))return null;var _=E[E.length-1].endProgramDateTime;if(w>=(_||0))return null;T=T||0;for(var b=0;b<E.length;++b){var d=E[b];if(D(w,T,d))return d}return null}function F(E,w,T,A){T===void 0&&(T=0),A===void 0&&(A=0);var _=null;if(E?_=w[E.sn-w[0].sn+1]||null:T===0&&w[0].start===0&&(_=w[0]),_&&M(T,A,_)===0)return _;var b=k.default.search(w,M.bind(null,T,A));return b||_}function M(E,w,T){E===void 0&&(E=0),w===void 0&&(w=0);var A=Math.min(w,T.duration+(T.deltaPTS?T.deltaPTS:0));return T.start+T.duration-A<=E?1:T.start-A>E&&T.start?-1:0}function D(E,w,T){var A=Math.min(w,T.duration+(T.deltaPTS?T.deltaPTS:0))*1e3,_=T.endProgramDateTime||0;return _-A>E}function R(E,w){return k.default.search(E,function(T){return T.cc<w?1:T.cc>w?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"FragmentState",function(){return P}),L.d(z,"FragmentTracker",function(){return F});var H=L("./src/events.ts"),k=L("./src/types/loader.ts"),P;(function(R){R.NOT_LOADED="NOT_LOADED",R.BACKTRACKED="BACKTRACKED",R.APPENDING="APPENDING",R.PARTIAL="PARTIAL",R.OK="OK"})(P||(P={}));var F=function(){function R(w){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=w,this._registerListeners()}var E=R.prototype;return E._registerListeners=function(){var T=this.hls;T.on(H.Events.BUFFER_APPENDED,this.onBufferAppended,this),T.on(H.Events.FRAG_BUFFERED,this.onFragBuffered,this),T.on(H.Events.FRAG_LOADED,this.onFragLoaded,this)},E._unregisterListeners=function(){var T=this.hls;T.off(H.Events.BUFFER_APPENDED,this.onBufferAppended,this),T.off(H.Events.FRAG_BUFFERED,this.onFragBuffered,this),T.off(H.Events.FRAG_LOADED,this.onFragLoaded,this)},E.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},E.getAppendedFrag=function(T,A){if(A===k.PlaylistLevelType.MAIN){var _=this.activeFragment,b=this.activeParts;if(!_)return null;if(b)for(var d=b.length;d--;){var s=b[d],u=s?s.end:_.appendedPTS;if(s.start<=T&&u!==void 0&&T<=u)return d>9&&(this.activeParts=b.slice(d-9)),s}else if(_.start<=T&&_.appendedPTS!==void 0&&T<=_.appendedPTS)return _}return this.getBufferedFrag(T,A)},E.getBufferedFrag=function(T,A){for(var _=this.fragments,b=Object.keys(_),d=b.length;d--;){var s=_[b[d]];if((s==null?void 0:s.body.type)===A&&s.buffered){var u=s.body;if(u.start<=T&&T<=u.end)return u}}return null},E.detectEvictedFragments=function(T,A,_){var b=this;Object.keys(this.fragments).forEach(function(d){var s=b.fragments[d];if(!s)return;if(!s.buffered){s.body.type===_&&b.removeFragment(s.body);return}var u=s.range[T];if(!u)return;u.time.some(function(l){var S=!b.isTimeBuffered(l.startPTS,l.endPTS,A);return S&&b.removeFragment(s.body),S})})},E.detectPartialFragments=function(T){var A=this,_=this.timeRanges,b=T.frag,d=T.part;if(!_||b.sn==="initSegment")return;var s=D(b),u=this.fragments[s];if(!u)return;Object.keys(_).forEach(function(l){var S=b.elementaryStreams[l];if(!S)return;var h=_[l],g=d!==null||S.partial===!0;u.range[l]=A.getBufferedTimes(b,d,g,h)}),u.backtrack=u.loaded=null,Object.keys(u.range).length?u.buffered=!0:this.removeFragment(u.body)},E.fragBuffered=function(T){var A=D(T),_=this.fragments[A];_&&(_.backtrack=_.loaded=null,_.buffered=!0)},E.getBufferedTimes=function(T,A,_,b){for(var d={time:[],partial:_},s=A?A.start:T.start,u=A?A.end:T.end,l=T.minEndPTS||u,S=T.maxStartPTS||s,h=0;h<b.length;h++){var g=b.start(h)-this.bufferPadding,C=b.end(h)+this.bufferPadding;if(S>=g&&l<=C){d.time.push({startPTS:Math.max(s,b.start(h)),endPTS:Math.min(u,b.end(h))});break}else if(s<C&&u>g)d.partial=!0,d.time.push({startPTS:Math.max(s,b.start(h)),endPTS:Math.min(u,b.end(h))});else if(u<=g)break}return d},E.getPartialFragment=function(T){var A=null,_,b,d,s=0,u=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(S){var h=l[S];if(!h)return;M(h)&&(b=h.body.start-u,d=h.body.end+u,T>=b&&T<=d&&(_=Math.min(T-b,d-T),s<=_&&(A=h.body,s=_)))}),A},E.getState=function(T){var A=D(T),_=this.fragments[A];return _?_.buffered?M(_)?P.PARTIAL:P.OK:_.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},E.backtrack=function(T,A){var _=D(T),b=this.fragments[_];if(!b||b.backtrack)return null;var d=b.backtrack=A||b.loaded;return b.loaded=null,d},E.getBacktrackData=function(T){var A=D(T),_=this.fragments[A];if(_){var b,d=_.backtrack;if(d!=null&&(b=d.payload)!==null&&b!==void 0&&b.byteLength)return d;this.removeFragment(T)}return null},E.isTimeBuffered=function(T,A,_){for(var b,d,s=0;s<_.length;s++){if(b=_.start(s)-this.bufferPadding,d=_.end(s)+this.bufferPadding,T>=b&&A<=d)return!0;if(A<=b)return!1}return!1},E.onFragLoaded=function(T,A){var _=A.frag,b=A.part;if(_.sn==="initSegment"||_.bitrateTest||b)return;var d=D(_);this.fragments[d]={body:_,loaded:A,backtrack:null,buffered:!1,range:Object.create(null)}},E.onBufferAppended=function(T,A){var _=this,b=A.frag,d=A.part,s=A.timeRanges;if(b.type===k.PlaylistLevelType.MAIN)if(this.activeFragment=b,d){var u=this.activeParts;u||(this.activeParts=u=[]),u.push(d)}else this.activeParts=null;this.timeRanges=s,Object.keys(s).forEach(function(l){var S=s[l];if(_.detectEvictedFragments(l,S),!d)for(var h=0;h<S.length;h++)b.appendedPTS=Math.max(S.end(h),b.appendedPTS||0)})},E.onFragBuffered=function(T,A){this.detectPartialFragments(A)},E.hasFragment=function(T){var A=D(T);return!!this.fragments[A]},E.removeFragmentsInRange=function(T,A,_){var b=this;Object.keys(this.fragments).forEach(function(d){var s=b.fragments[d];if(!s)return;if(s.buffered){var u=s.body;u.type===_&&u.start<A&&u.end>T&&b.removeFragment(u)}})},E.removeFragment=function(T){var A=D(T);T.stats.loaded=0,T.clearElementaryStreamInfo(),delete this.fragments[A]},E.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},R}();function M(R){var E,w;return R.buffered&&(((E=R.range.video)===null||E===void 0?void 0:E.partial)||((w=R.range.audio)===null||w===void 0?void 0:w.partial))}function D(R){return R.type+"_"+R.level+"_"+R.urlId+"_"+R.sn}},"./src/controller/gap-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"STALL_MINIMUM_DURATION_MS",function(){return M}),L.d(z,"MAX_START_GAP_JUMP",function(){return D}),L.d(z,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return R}),L.d(z,"SKIP_BUFFER_RANGE_START",function(){return E}),L.d(z,"default",function(){return w});var H=L("./src/utils/buffer-helper.ts"),k=L("./src/errors.ts"),P=L("./src/events.ts"),F=L("./src/utils/logger.ts"),M=250,D=2,R=.1,E=.05,w=function(){function T(_,b,d,s){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=_,this.media=b,this.fragmentTracker=d,this.hls=s}var A=T.prototype;return A.destroy=function(){this.hls=this.fragmentTracker=this.media=null},A.poll=function(b){var d=this.config,s=this.media,u=this.stalled,l=s.currentTime,S=s.seeking,h=this.seeking&&!S,g=!this.seeking&&S;if(this.seeking=S,l!==b){if(this.moved=!0,u!==null){if(this.stallReported){var C=self.performance.now()-u;F.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(C)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((g||h)&&(this.stalled=null),s.paused||s.ended||s.playbackRate===0||!H.BufferHelper.getBuffered(s).length)return;var y=H.BufferHelper.bufferInfo(s,l,0),f=y.len>0,c=y.nextStart||0;if(!f&&!c)return;if(S){var o=y.len>D,a=!c||c-l>D&&!this.fragmentTracker.getPartialFragment(l);if(o||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var m,p=Math.max(c,y.start||0)-l,v=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,O=v==null||((m=v.details)===null||m===void 0)?void 0:m.live,U=O?v.details.targetduration*2:D;if(p>0&&p<=U){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(u===null){this.stalled=j;return}var G=j-u;!S&&G>=M&&this._reportStall(y.len);var B=H.BufferHelper.bufferInfo(s,l,d.maxBufferHole);this._tryFixBufferStall(B,G)},A._tryFixBufferStall=function(b,d){var s=this.config,u=this.fragmentTracker,l=this.media,S=l.currentTime,h=u.getPartialFragment(S);if(h){var g=this._trySkipBufferHole(h);if(g)return}b.len>s.maxBufferHole&&d>s.highBufferWatchdogPeriod*1e3&&(F.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},A._reportStall=function(b){var d=this.hls,s=this.media,u=this.stallReported;u||(this.stallReported=!0,F.logger.warn("Playback stalling at @"+s.currentTime+" due to low buffer (buffer="+b+")"),d.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:b}))},A._trySkipBufferHole=function(b){for(var d=this.config,s=this.hls,u=this.media,l=u.currentTime,S=0,h=H.BufferHelper.getBuffered(u),g=0;g<h.length;g++){var C=h.start(g);if(l+d.maxBufferHole>=S&&l<C){var y=Math.max(C+E,u.currentTime+R);return F.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+y),this.moved=!0,this.stalled=null,u.currentTime=y,b&&s.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+y,frag:b}),y}S=h.end(g)}return 0},A._tryNudgeBuffer=function(){var b=this.config,d=this.hls,s=this.media,u=s.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<b.nudgeMaxRetry){var S=u+l*b.nudgeOffset;F.logger.warn("Nudging 'currentTime' from "+u+" to "+S),s.currentTime=S,d.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else F.logger.error("Playhead still not moving while enough data buffered @"+u+" after "+b.nudgeMaxRetry+" nudges"),d.trigger(P.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},T}()},"./src/controller/id3-track-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/events.ts"),k=L("./src/utils/texttrack-utils.ts"),P=L("./src/demux/id3.ts"),F=.25,M=function(){function D(E){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=E,this._registerListeners()}var R=D.prototype;return R.destroy=function(){this._unregisterListeners()},R._registerListeners=function(){var w=this.hls;w.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(H.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),w.on(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},R._unregisterListeners=function(){var w=this.hls;w.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(H.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),w.off(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},R.onMediaAttached=function(w,T){this.media=T.media},R.onMediaDetaching=function(){if(!this.id3Track)return;Object(k.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},R.getID3Track=function(w){if(!this.media)return;for(var T=0;T<w.length;T++){var A=w[T];if(A.kind==="metadata"&&A.label==="id3")return Object(k.sendAddTrackEvent)(A,this.media),A}return this.media.addTextTrack("metadata","id3")},R.onFragParsingMetadata=function(w,T){if(!this.media)return;var A=T.frag,_=T.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var b=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<_.length;d++){var s=P.getID3Frames(_[d].data);if(s){var u=_[d].pts,l=d<_.length-1?_[d+1].pts:A.end,S=l-u;S<=0&&(l=u+F);for(var h=0;h<s.length;h++){var g=s[h];if(!P.isTimeStampFrame(g)){var C=new b(u,l,"");C.value=g,this.id3Track.addCue(C)}}}}},R.onBufferFlushing=function(w,T){var A=T.startOffset,_=T.endOffset,b=T.type;if(!b||b==="audio"){var d=this.id3Track;d&&Object(k.removeCuesInRange)(d,A,_)}},D}();z.default=M},"./src/controller/latency-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return D});var H=L("./src/errors.ts"),k=L("./src/events.ts"),P=L("./src/utils/logger.ts");function F(R,E){for(var w=0;w<E.length;w++){var T=E[w];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(R,T.key,T)}}function M(R,E,w){return E&&F(R.prototype,E),w&&F(R,w),R}var D=function(){function R(w){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=w,this.config=w.config,this.registerListeners()}var E=R.prototype;return E.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},E.registerListeners=function(){this.hls.on(k.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(k.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){this.hls.off(k.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(k.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(k.Events.ERROR,this.onError)},E.onMediaAttached=function(T,A){this.media=A.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},E.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},E.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},E.onLevelUpdated=function(T,A){var _=A.details;this.levelDetails=_,_.advanced&&this.timeupdate(),!_.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},E.onError=function(T,A){if(A.details!==H.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},E.timeupdate=function(){var T=this.media,A=this.levelDetails;if(!T||!A)return;this.currentTime=T.currentTime;var _=this.computeLatency();if(_===null)return;this._latency=_;var b=this.config,d=b.lowLatencyMode,s=b.maxLiveSyncPlaybackRate;if(!d||s===1)return;var u=this.targetLatency;if(u===null)return;var l=_-u,S=Math.min(this.maxLatency,u+A.targetduration),h=l<S;if(A.live&&h&&l>.05&&this.forwardBufferLength>1){var g=Math.min(2,Math.max(1,s)),C=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;T.playbackRate=Math.min(g,Math.max(1,C))}else T.playbackRate!==1&&T.playbackRate!==0&&(T.playbackRate=1)},E.estimateLiveEdge=function(){var T=this.levelDetails;return T===null?null:T.edge+T.age},E.computeLatency=function(){var T=this.estimateLiveEdge();return T===null?null:T-this.currentTime},M(R,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var T=this.config,A=this.levelDetails;return T.liveMaxLatencyDuration!==void 0?T.liveMaxLatencyDuration:A?T.liveMaxLatencyDurationCount*A.targetduration:0}},{key:"targetLatency",get:function(){var T=this.levelDetails;if(T===null)return null;var A=T.holdBack,_=T.partHoldBack,b=T.targetduration,d=this.config,s=d.liveSyncDuration,u=d.liveSyncDurationCount,l=d.lowLatencyMode,S=this.hls.userConfig,h=l&&_||A;(S.liveSyncDuration||S.liveSyncDurationCount||h===0)&&(h=s!==void 0?s:u*b);var g=b,C=1;return h+Math.min(this.stallCount*C,g)}},{key:"liveSyncPosition",get:function(){var T=this.estimateLiveEdge(),A=this.targetLatency,_=this.levelDetails;if(T===null||A===null||_===null)return null;var b=_.edge,d=T-A-this.edgeStalled,s=b-_.totalduration,u=b-(this.config.lowLatencyMode&&_.partTarget||_.targetduration);return Math.min(Math.max(s,d),u)}},{key:"drift",get:function(){var T=this.levelDetails;return T===null?1:T.drift}},{key:"edgeStalled",get:function(){var T=this.levelDetails;if(T===null)return 0;var A=(this.config.lowLatencyMode&&T.partTarget||T.targetduration)*3;return Math.max(T.age-A,0)}},{key:"forwardBufferLength",get:function(){var T=this.media,A=this.levelDetails;if(!T||!A)return 0;var _=T.buffered.length;return _?T.buffered.end(_-1):A.edge-this.currentTime}}]),R}()},"./src/controller/level-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return d});var H=L("./src/types/level.ts"),k=L("./src/events.ts"),P=L("./src/errors.ts"),F=L("./src/utils/codecs.ts"),M=L("./src/controller/level-helper.ts"),D=L("./src/controller/base-playlist-controller.ts"),R=L("./src/types/loader.ts");function E(){return E=Object.assign||function(s){for(var u=1;u<arguments.length;u++){var l=arguments[u];for(var S in l)Object.prototype.hasOwnProperty.call(l,S)&&(s[S]=l[S])}return s},E.apply(this,arguments)}function w(s,u){for(var l=0;l<u.length;l++){var S=u[l];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(s,S.key,S)}}function T(s,u,l){return u&&w(s.prototype,u),l&&w(s,l),s}function A(s,u){s.prototype=Object.create(u.prototype),s.prototype.constructor=s,_(s,u)}function _(s,u){return _=Object.setPrototypeOf||function(S,h){return S.__proto__=h,S},_(s,u)}var b=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(s){A(u,s);function u(S){var h;return h=s.call(this,S,"[level-controller]")||this,h._levels=[],h._firstLevel=-1,h._startLevel=void 0,h.currentLevelIndex=-1,h.manualLevelIndex=-1,h.onParsedComplete=void 0,h._registerListeners(),h}var l=u.prototype;return l._registerListeners=function(){var h=this.hls;h.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),h.on(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),h.on(k.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var h=this.hls;h.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),h.off(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),h.off(k.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,s.prototype.destroy.call(this)},l.startLoad=function(){var h=this._levels;h.forEach(function(g){g.loadError=0}),s.prototype.startLoad.call(this)},l.onManifestLoaded=function(h,g){var C=[],y=[],f=[],c,o={},a,m=!1,p=!1,v=!1;if(g.levels.forEach(function(G){var B=G.attrs;m=m||!!(G.width&&G.height),p=p||!!G.videoCodec,v=v||!!G.audioCodec,b&&G.audioCodec&&G.audioCodec.indexOf("mp4a.40.34")!==-1&&(G.audioCodec=void 0);var N=G.bitrate+"-"+G.attrs.RESOLUTION+"-"+G.attrs.CODECS;a=o[N],a?a.url.push(G.url):(a=new H.Level(G),o[N]=a,C.push(a)),B&&(B.AUDIO&&Object(M.addGroupId)(a,"audio",B.AUDIO),B.SUBTITLES&&Object(M.addGroupId)(a,"text",B.SUBTITLES))}),(m||p)&&v&&(C=C.filter(function(G){var B=G.videoCodec,N=G.width,V=G.height;return!!B||!!(N&&V)})),C=C.filter(function(G){var B=G.audioCodec,N=G.videoCodec;return(!B||Object(F.isCodecSupportedInMp4)(B,"audio"))&&(!N||Object(F.isCodecSupportedInMp4)(N,"video"))}),g.audioTracks&&(y=g.audioTracks.filter(function(G){return!G.audioCodec||Object(F.isCodecSupportedInMp4)(G.audioCodec,"audio")}),Object(M.assignTrackIdsByGroup)(y)),g.subtitles&&(f=g.subtitles,Object(M.assignTrackIdsByGroup)(f)),C.length>0){c=C[0].bitrate,C.sort(function(G,B){return G.bitrate-B.bitrate}),this._levels=C;for(var O=0;O<C.length;O++)if(C[O].bitrate===c){this._firstLevel=O,this.log("manifest loaded, "+C.length+" level(s) found, first bitrate: "+c);break}var U=v&&!p,j={levels:C,audioTracks:y,subtitleTracks:f,firstLevel:this._firstLevel,stats:g.stats,audio:v,video:p,altAudio:!U&&y.some(function(G){return!!G.url})};this.hls.trigger(k.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(k.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:g.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(h,g){if(s.prototype.onError.call(this,h,g),g.fatal)return;var C=g.context,y=this._levels[this.currentLevelIndex];if(C&&(C.type===R.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&C.groupId===y.audioGroupIds[y.urlId]||C.type===R.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&C.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,c=!0,o;switch(g.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(g.frag){var a=this._levels[g.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(o=g.frag.level)):o=g.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:C&&(C.deliveryDirectives&&(c=!1),o=C.level),f=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:o=g.level,f=!0;break}o!==void 0&&this.recoverLevel(g,o,f,c)},l.recoverLevel=function(h,g,C,y){var f=h.details,c=this._levels[g];if(c.loadError++,C){var o=this.retryLoadingOrFail(h);if(o)h.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=c.url.length;if(a>1&&c.loadError<a)h.levelRetry=!0,this.redundantFailover(g);else if(this.manualLevelIndex===-1){var m=g===0?this._levels.length-1:g-1;this.currentLevelIndex!==m&&this._levels[m].loadError===0&&(this.warn(f+": switch to "+m),h.levelRetry=!0,this.hls.nextAutoLevel=m)}}},l.redundantFailover=function(h){var g=this._levels[h],C=g.url.length;if(C>1){var y=(g.urlId+1)%C;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(f){f.urlId=y}),this.level=h}},l.onFragLoaded=function(h,g){var C=g.frag;if(C!==void 0&&C.type===R.PlaylistLevelType.MAIN){var y=this._levels[C.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},l.onLevelLoaded=function(h,g){var C,y=g.level,f=g.details,c=this._levels[y];if(!c){var o;this.warn("Invalid level index "+y),(o=g.deliveryDirectives)!==null&&o!==void 0&&o.skip&&(f.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(y,g,c.details)):(C=g.deliveryDirectives)!==null&&C!==void 0&&C.skip&&(f.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(h,g){var C=this.hls.levels[this.currentLevelIndex];if(!C)return;if(C.audioGroupIds){for(var y=-1,f=this.hls.audioTracks[g.id].groupId,c=0;c<C.audioGroupIds.length;c++)if(C.audioGroupIds[c]===f){y=c;break}y!==C.urlId&&(C.urlId=y,this.startLoad())}},l.loadPlaylist=function(h){var g=this.currentLevelIndex,C=this._levels[g];if(this.canLoad&&C&&C.url.length>0){var y=C.urlId,f=C.url[y];if(h)try{f=h.addDirectives(f)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+g+(h?" at sn "+h.msn+" part "+h.part:"")+" with URL-id "+y+" "+f),this.clearTimer(),this.hls.trigger(k.Events.LEVEL_LOADING,{url:f,level:g,id:y,deliveryDirectives:h||null})}},l.removeLevel=function(h,g){var C=function(c,o){return o!==g},y=this._levels.filter(function(f,c){return c!==h?!0:f.url.length>1&&g!==void 0?(f.url=f.url.filter(C),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(C)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(C)),f.urlId=0,!0):!1}).map(function(f,c){var o=f.details;return o!=null&&o.fragments&&o.fragments.forEach(function(a){a.level=c}),f});this._levels=y,this.hls.trigger(k.Events.LEVELS_UPDATED,{levels:y})},T(u,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(h){var g,C=this._levels;if(C.length===0)return;if(this.currentLevelIndex===h&&(g=C[h])!==null&&g!==void 0&&g.details)return;if(h<0||h>=C.length){var y=h<0;if(this.hls.trigger(k.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:h,fatal:y,reason:"invalid level idx"}),y)return;h=Math.min(h,C.length-1)}this.clearTimer();var f=this.currentLevelIndex,c=C[f],o=C[h];this.log("switching to level "+h+" from "+f),this.currentLevelIndex=h;var a=E({},o,{level:h,maxBitrate:o.maxBitrate,uri:o.uri,urlId:o.urlId});delete a._urlId,this.hls.trigger(k.Events.LEVEL_SWITCHING,a);var m=o.details;if(!m||m.live){var p=this.switchParams(o.uri,c==null?void 0:c.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(h){this.manualLevelIndex=h,this._startLevel===void 0&&(this._startLevel=h),h!==-1&&(this.level=h)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(h){this._firstLevel=h}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var h=this.hls.config.startLevel;return h!==void 0?h:this._firstLevel}else return this._startLevel},set:function(h){this._startLevel=h}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(h){this.level=h,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=h)}}]),u}(D.default)},"./src/controller/level-helper.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"addGroupId",function(){return P}),L.d(z,"assignTrackIdsByGroup",function(){return F}),L.d(z,"updatePTS",function(){return M}),L.d(z,"updateFragPTSDTS",function(){return R}),L.d(z,"mergeDetails",function(){return E}),L.d(z,"mapPartIntersection",function(){return w}),L.d(z,"mapFragmentIntersection",function(){return T}),L.d(z,"adjustSliding",function(){return A}),L.d(z,"addSliding",function(){return _}),L.d(z,"computeReloadInterval",function(){return b}),L.d(z,"getFragmentWithSN",function(){return d}),L.d(z,"getPartWith",function(){return s});var H=L("./src/polyfills/number.ts"),k=L("./src/utils/logger.ts");function P(u,l,S){switch(l){case"audio":u.audioGroupIds||(u.audioGroupIds=[]),u.audioGroupIds.push(S);break;case"text":u.textGroupIds||(u.textGroupIds=[]),u.textGroupIds.push(S);break}}function F(u){var l={};u.forEach(function(S){var h=S.groupId||"";S.id=l[h]=l[h]||0,l[h]++})}function M(u,l,S){var h=u[l],g=u[S];D(h,g)}function D(u,l){var S=l.startPTS;if(Object(H.isFiniteNumber)(S)){var h=0,g;l.sn>u.sn?(h=S-u.start,g=u):(h=u.start-S,g=l),g.duration!==h&&(g.duration=h)}else if(l.sn>u.sn){var C=u.cc===l.cc;C&&u.minEndPTS?l.start=u.start+(u.minEndPTS-u.start):l.start=u.start+u.duration}else l.start=Math.max(u.start-l.duration,0)}function R(u,l,S,h,g,C){var y=h-S;y<=0&&(k.logger.warn("Fragment should have a positive duration",l),h=S+l.duration,C=g+l.duration);var f=S,c=h,o=l.startPTS,a=l.endPTS;if(Object(H.isFiniteNumber)(o)){var m=Math.abs(o-S);Object(H.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(m,l.deltaPTS):l.deltaPTS=m,f=Math.max(S,o),S=Math.min(S,o),g=Math.min(g,l.startDTS),c=Math.min(h,a),h=Math.max(h,a),C=Math.max(C,l.endDTS)}l.duration=h-S;var p=S-l.start;l.appendedPTS=h,l.start=l.startPTS=S,l.maxStartPTS=f,l.startDTS=g,l.endPTS=h,l.minEndPTS=c,l.endDTS=C;var v=l.sn;if(!u||v<u.startSN||v>u.endSN)return 0;var O,U=v-u.startSN,j=u.fragments;for(j[U]=l,O=U;O>0;O--)D(j[O],j[O-1]);for(O=U;O<j.length-1;O++)D(j[O],j[O+1]);return u.fragmentHint&&D(j[j.length-1],u.fragmentHint),u.PTSKnown=u.alignedSliding=!0,p}function E(u,l){for(var S=null,h=u.fragments,g=h.length-1;g>=0;g--){var C=h[g].initSegment;if(C){S=C;break}}u.fragmentHint&&delete u.fragmentHint.endPTS;var y=0,f;if(T(u,l,function(O,U){O.relurl&&(y=O.cc-U.cc),Object(H.isFiniteNumber)(O.startPTS)&&Object(H.isFiniteNumber)(O.endPTS)&&(U.start=U.startPTS=O.startPTS,U.startDTS=O.startDTS,U.appendedPTS=O.appendedPTS,U.maxStartPTS=O.maxStartPTS,U.endPTS=O.endPTS,U.endDTS=O.endDTS,U.minEndPTS=O.minEndPTS,U.duration=O.endPTS-O.startPTS,U.duration&&(f=U),l.PTSKnown=l.alignedSliding=!0),U.elementaryStreams=O.elementaryStreams,U.loader=O.loader,U.stats=O.stats,U.urlId=O.urlId,O.initSegment&&(U.initSegment=O.initSegment,S=O.initSegment)}),S){var c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;c.forEach(function(O){var U;(!O.initSegment||O.initSegment.relurl===((U=S)===null||U===void 0?void 0:U.relurl))&&(O.initSegment=S)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(O){return!O}),l.deltaUpdateFailed)){k.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var o=l.skippedSegments;o--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var a=l.fragments;if(y){k.logger.warn("discontinuity sliding from playlist, take drift into account");for(var m=0;m<a.length;m++)a[m].cc+=y}l.skippedSegments&&(l.startCC=l.fragments[0].cc),w(u.partList,l.partList,function(O,U){U.elementaryStreams=O.elementaryStreams,U.stats=O.stats}),f?R(l,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):A(u,l),a.length&&(l.totalduration=l.edge-a[0].start),l.driftStartTime=u.driftStartTime,l.driftStart=u.driftStart;var p=l.advancedDateTime;if(l.advanced&&p){var v=l.edge;l.driftStart||(l.driftStartTime=p,l.driftStart=v),l.driftEndTime=p,l.driftEnd=v}else l.driftEndTime=u.driftEndTime,l.driftEnd=u.driftEnd,l.advancedDateTime=u.advancedDateTime}function w(u,l,S){if(u&&l)for(var h=0,g=0,C=u.length;g<=C;g++){var y=u[g],f=l[g+h];y&&f&&y.index===f.index&&y.fragment.sn===f.fragment.sn?S(y,f):h--}}function T(u,l,S){for(var h=l.skippedSegments,g=Math.max(u.startSN,l.startSN)-l.startSN,C=(u.fragmentHint?1:0)+(h?l.endSN:Math.min(u.endSN,l.endSN))-l.startSN,y=l.startSN-u.startSN,f=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,o=g;o<=C;o++){var a=c[y+o],m=f[o];h&&!m&&o<h&&(m=l.fragments[o]=a),a&&m&&S(a,m)}}function A(u,l){var S=l.startSN+l.skippedSegments-u.startSN,h=u.fragments;if(S<0||S>=h.length)return;_(l,h[S].start)}function _(u,l){if(l){for(var S=u.fragments,h=u.skippedSegments;h<S.length;h++)S[h].start+=l;u.fragmentHint&&(u.fragmentHint.start+=l)}}function b(u,l){var S=1e3*u.levelTargetDuration,h=S/2,g=u.age,C=g>0&&g<S*3,y=l.loading.end-l.loading.start,f,c=u.availabilityDelay;if(u.updated===!1)if(C){var o=333*u.misses;f=Math.max(Math.min(h,y*2),o),u.availabilityDelay=(u.availabilityDelay||0)+f}else f=h;else C?(c=Math.min(c||S/2,g),u.availabilityDelay=c,f=c+S-g):f=S-y;return Math.round(f)}function d(u,l,S){if(!u||!u.details)return null;var h=u.details,g=h.fragments[l-h.startSN];return g||(g=h.fragmentHint,g&&g.sn===l?g:l<h.startSN&&S&&S.sn===l?S:null)}function s(u,l,S){if(!u||!u.details)return null;var h=u.details.partList;if(h)for(var g=h.length;g--;){var C=h[g];if(C.index===S&&C.fragment.sn===l)return C}return null}},"./src/controller/stream-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return h});var H=L("./src/polyfills/number.ts"),k=L("./src/controller/base-stream-controller.ts"),P=L("./src/is-supported.ts"),F=L("./src/events.ts"),M=L("./src/utils/buffer-helper.ts"),D=L("./src/controller/fragment-tracker.ts"),R=L("./src/types/loader.ts"),E=L("./src/loader/fragment.ts"),w=L("./src/demux/transmuxer-interface.ts"),T=L("./src/types/transmuxer.ts"),A=L("./src/controller/gap-controller.ts"),_=L("./src/errors.ts"),b=L("./src/utils/logger.ts");function d(g,C){for(var y=0;y<C.length;y++){var f=C[y];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(g,f.key,f)}}function s(g,C,y){return C&&d(g.prototype,C),y&&d(g,y),g}function u(g,C){g.prototype=Object.create(C.prototype),g.prototype.constructor=g,l(g,C)}function l(g,C){return l=Object.setPrototypeOf||function(f,c){return f.__proto__=c,f},l(g,C)}var S=100,h=function(g){u(C,g);function C(f,c){var o;return o=g.call(this,f,c,"[stream-controller]")||this,o.audioCodecSwap=!1,o.gapController=null,o.level=-1,o._forceStartLoad=!1,o.altAudio=!1,o.audioOnly=!1,o.fragPlaying=null,o.onvplaying=null,o.onvseeked=null,o.fragLastKbps=0,o.stalled=!1,o.couldBacktrack=!1,o.audioCodecSwitch=!1,o.videoBuffer=null,o._registerListeners(),o}var y=C.prototype;return y._registerListeners=function(){var c=this.hls;c.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(F.Events.ERROR,this.onError,this),c.on(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(F.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y._unregisterListeners=function(){var c=this.hls;c.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(F.Events.ERROR,this.onError,this),c.off(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(F.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(c){if(this.levels){var o=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(S),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var m=a.startLevel;m===-1&&(a.config.testBandwidth?(m=0,this.bitrateTest=!0):m=a.nextAutoLevel),this.level=a.nextLoadLevel=m,this.loadedmetadata=!1}o>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+o.toFixed(3)),c=o),this.state=k.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=k.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,g.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_LEVEL:{var c,o=this.levels,a=this.level,m=o==null||((c=o[a])===null||c===void 0)?void 0:c.details;if(m&&(!m.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(m))break;this.state=k.State.IDLE;break}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var p,v=self.performance.now(),O=this.retryDate;(!O||v>=O||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=k.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){g.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var c,o,a=this.hls,m=this.levelLastLoaded,p=this.levels,v=this.media,O=a.config,U=a.nextLoadLevel;if(m===null||!v&&(this.startFragRequested||!O.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[U])return;var j=p[U];this.level=a.nextLoadLevel=U;var G=j.details;if(!G||this.state===k.State.WAITING_LEVEL||G.live&&this.levelLastLoaded!==U){this.state=k.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:v,R.PlaylistLevelType.MAIN);if(B===null)return;var N=B.len,V=this.getMaxBufferLength(j.maxBitrate);if(N>=V)return;if(this._streamEnded(B,G)){var $={};this.altAudio&&($.type="video"),this.hls.trigger(F.Events.BUFFER_EOS,$),this.state=k.State.ENDED;return}var ie=B.end,oe=this.getNextFragment(ie,G);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var _e=oe.sn-G.startSN;_e>1&&(oe=G.fragments[_e-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===D.FragmentState.OK&&this.nextLoadPosition>ie){var fe=this.audioOnly&&!this.altAudio?E.ElementaryStreamTypes.AUDIO:E.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(v,fe,R.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,G)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((c=oe.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((o=oe.decryptdata)!==null&&o!==void 0&&o.key)?this.loadKey(oe,G):this.loadFragment(oe,G,ie)},y.loadFragment=function(c,o,a){var m,p=this.fragmentTracker.getState(c);if(this.fragCurrent=c,p===D.FragmentState.BACKTRACKED){var v=this.fragmentTracker.getBacktrackData(c);if(v){this._handleFragmentLoadProgress(v),this._handleFragmentLoadComplete(v);return}else p=D.FragmentState.NOT_LOADED}p===D.FragmentState.NOT_LOADED||p===D.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,g.prototype.loadFragment.call(this,c,o,a)):p===D.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((m=this.media)===null||m===void 0?void 0:m.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},y.getAppendedFrag=function(c){var o=this.fragmentTracker.getAppendedFrag(c,R.PlaylistLevelType.MAIN);return o&&"fragment"in o?o.fragment:o},y.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,R.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var c=this.levels,o=this.media;if(o!=null&&o.readyState){var a,m=this.getAppendedFrag(o.currentTime);if(m&&m.start>1&&this.flushMainBuffer(0,m.start-1),!o.paused&&c){var p=this.hls.nextLoadLevel,v=c[p],O=this.fragLastKbps;O&&this.fragCurrent?a=this.fragCurrent.duration*v.maxBitrate/(1e3*O)+1:a=0}else a=0;var U=this.getBufferedFrag(o.currentTime+a);if(U){var j=this.followingBufferedFrag(U);if(j){this.abortCurrentFrag();var G=j.maxStartPTS?j.maxStartPTS:j.start,B=j.duration,N=Math.max(U.end,G+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(N,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===k.State.KEY_LOADING&&(this.state=k.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(c,o){g.prototype.flushMainBuffer.call(this,c,o,this.altAudio?"video":null)},y.onMediaAttached=function(c,o){g.prototype.onMediaAttached.call(this,c,o);var a=o.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new A.default(this.config,a,this.fragmentTracker,this.hls)},y.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),g.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var c=this.media,o=c?c.currentTime:null;Object(H.isFiniteNumber)(o)&&this.log("Media seeked to "+o.toFixed(3)),this.tick()},y.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(F.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},y.onManifestParsed=function(c,o){var a=!1,m=!1,p;o.levels.forEach(function(v){p=v.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(m=!0))}),this.audioCodecSwitch=a&&m&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=o.levels,this.startFragRequested=!1},y.onLevelLoading=function(c,o){var a=this.levels;if(!a||this.state!==k.State.IDLE)return;var m=a[o.level];(!m.details||m.details.live&&this.levelLastLoaded!==o.level||this.waitForCdnTuneIn(m.details))&&(this.state=k.State.WAITING_LEVEL)},y.onLevelLoaded=function(c,o){var a,m=this.levels,p=o.level,v=o.details,O=v.totalduration;if(!m){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+v.startSN+","+v.endSN+"], cc ["+v.startCC+", "+v.endCC+"] duration:"+O);var U=this.fragCurrent;U&&(this.state===k.State.FRAG_LOADING||this.state===k.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==o.level&&U.loader&&(this.state=k.State.IDLE,U.loader.abort()));var j=m[p],G=0;if(v.live||(a=j.details)!==null&&a!==void 0&&a.live){if(v.fragments[0]||(v.deltaUpdateFailed=!0),v.deltaUpdateFailed)return;G=this.alignPlaylists(v,j.details)}if(j.details=v,this.levelLastLoaded=p,this.hls.trigger(F.Events.LEVEL_UPDATED,{details:v,level:p}),this.state===k.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(v))return;this.state=k.State.IDLE}this.startFragRequested?v.live&&this.synchronizeToLiveEdge(v):this.setStartPosition(v,G),this.tick()},y._handleFragmentLoadProgress=function(c){var o,a=c.frag,m=c.part,p=c.payload,v=this.levels;if(!v){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var O=v[a.level],U=O.details;if(!U){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=O.videoCodec,G=U.PTSKnown||!U.live,B=(o=a.initSegment)===null||o===void 0?void 0:o.data,N=this._getAudioCodec(O),V=this.transmuxer=this.transmuxer||new w.default(this.hls,R.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),$=m?m.index:-1,ie=$!==-1,oe=new T.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,$,ie),_e=this.initPTS[a.cc];V.push(p,B,N,j,a,m,U.totalduration,G,oe,_e)},y.onAudioTrackSwitching=function(c,o){var a=this.altAudio,m=!!o.url,p=o.id;if(!m){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var v=this.fragCurrent;v!=null&&v.loader&&(this.log("Switching to main audio track, cancel main fragment load"),v.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var O=this.hls;a&&O.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),O.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:p})}},y.onAudioTrackSwitched=function(c,o){var a=o.id,m=!!this.hls.audioTracks[a].url;if(m){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=m,this.tick()},y.onBufferCreated=function(c,o){var a=o.tracks,m,p,v=!1;for(var O in a){var U=a[O];if(U.id==="main"){if(p=O,m=U,O==="video"){var j=a[O];j&&(this.videoBuffer=j.buffer)}}else v=!0}v&&m?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=m.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(c,o){var a=o.frag,m=o.part;if(a&&a.type!==R.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(m?" p: "+m.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===k.State.PARSED&&(this.state=k.State.IDLE);return}var p=m?m.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,m)},y.onError=function(c,o){switch(o.details){case _.ErrorDetails.FRAG_LOAD_ERROR:case _.ErrorDetails.FRAG_LOAD_TIMEOUT:case _.ErrorDetails.KEY_LOAD_ERROR:case _.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(R.PlaylistLevelType.MAIN,o);break;case _.ErrorDetails.LEVEL_LOAD_ERROR:case _.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==k.State.ERROR&&(o.fatal?(this.warn(""+o.details),this.state=k.State.ERROR):!o.levelRetry&&this.state===k.State.WAITING_LEVEL&&(this.state=k.State.IDLE));break;case _.ErrorDetails.BUFFER_FULL_ERROR:if(o.parent==="main"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var a=!0,m=this.getFwdBufferInfo(this.media,R.PlaylistLevelType.MAIN);m&&m.len>.5&&(a=!this.reduceMaxBufferLength(m.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var c=this.media,o=this.gapController;if(!c||!o||!c.readyState)return;var a=M.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):o.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=k.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(c,o){var a=o.type;if(a!==E.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var m=(a===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(m,a,R.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(c,o){this.levels=o.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var c=this.media,o=c.currentTime,a=this.startPosition;if(a>=0&&o<a){if(c.seeking){b.logger.log("could not seek to "+a+", already seeking at "+o);return}var m=M.BufferHelper.getBuffered(c),p=m.length?m.start(0):0,v=p-a;v>0&&(v<this.config.maxBufferHole||v<this.config.maxFragLookUpTolerance)&&(b.logger.log("adjusting start position by "+v+" to match buffer start"),a+=v,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+o),c.currentTime=a}},y._getAudioCodec=function(c){var o=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&o&&(this.log("Swapping audio codec"),o.indexOf("mp4a.40.5")!==-1?o="mp4a.40.2":o="mp4a.40.5"),o},y._loadBitrateTestFrag=function(c){var o=this;this._doFragLoad(c).then(function(a){var m=o.hls;if(!a||m.nextLoadLevel||o.fragContextChanged(c))return;o.fragLoadError=0,o.state=k.State.IDLE,o.startFragRequested=!1,o.bitrateTest=!1;var p=c.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),m.trigger(F.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(c){var o,a="main",m=this.hls,p=c.remuxResult,v=c.chunkMeta,O=this.getCurrentContext(v);if(!O){this.warn("The loading context changed while buffering fragment "+v.sn+" of level "+v.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(v.level);return}var U=O.frag,j=O.part,G=O.level,B=p.video,N=p.text,V=p.id3,$=p.initSegment,ie=this.altAudio?void 0:p.audio;if(this.fragContextChanged(U))return;if(this.state=k.State.PARSING,$){$.tracks&&(this._bufferInitSegment(G,$.tracks,U,v),m.trigger(F.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:a,tracks:$.tracks}));var oe=$.initPTS,_e=$.timescale;Object(H.isFiniteNumber)(oe)&&(this.initPTS[U.cc]=oe,m.trigger(F.Events.INIT_PTS_FOUND,{frag:U,id:a,initPTS:oe,timescale:_e}))}if(B&&p.independent!==!1){if(G.details){var fe=B.startPTS,Se=B.endPTS,be=B.startDTS,me=B.endDTS;if(j)j.elementaryStreams[B.type]={startPTS:fe,endPTS:Se,startDTS:be,endDTS:me};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var le=this.getLoadPosition()+this.config.maxBufferHole;if(le<fe){this.backtrack(U);return}U.setElementaryStreamInfo(B.type,U.start,Se,U.start,me,!0)}U.setElementaryStreamInfo(B.type,fe,Se,be,me),this.bufferFragmentData(B,U,j,v)}}else if(p.independent===!1){this.backtrack(U);return}if(ie){var ue=ie.startPTS,Ee=ie.endPTS,Ge=ie.startDTS,Te=ie.endDTS;j&&(j.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:ue,endPTS:Ee,startDTS:Ge,endDTS:Te}),U.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,ue,Ee,Ge,Te),this.bufferFragmentData(ie,U,j,v)}if(V!=null&&(o=V.samples)!==null&&o!==void 0&&o.length){var pe={frag:U,id:a,samples:V.samples};m.trigger(F.Events.FRAG_PARSING_METADATA,pe)}if(N){var Ae={frag:U,id:a,samples:N.samples};m.trigger(F.Events.FRAG_PARSING_USERDATA,Ae)}},y._bufferInitSegment=function(c,o,a,m){var p=this;if(this.state!==k.State.PARSING)return;this.audioOnly=!!o.audio&&!o.video,this.altAudio&&!this.audioOnly&&delete o.audio;var v=o.audio,O=o.video,U=o.audiovideo;if(v){var j=c.audioCodec,G=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),v.metadata.channelCount!==1&&G.indexOf("firefox")===-1&&(j="mp4a.40.5")),G.indexOf("android")!==-1&&v.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),c.audioCodec&&c.audioCodec!==j&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+j+'"'),v.levelCodec=j,v.id="main",this.log("Init audio buffer, container:"+v.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+v.codec+"]")}O&&(O.levelCodec=c.videoCodec,O.id="main",this.log("Init video buffer, container:"+O.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+O.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(F.Events.BUFFER_CODECS,o),Object.keys(o).forEach(function(B){var N=o[B],V=N.initSegment;V!=null&&V.byteLength&&p.hls.trigger(F.Events.BUFFER_APPENDING,{type:B,data:V,frag:a,part:null,chunkMeta:m,parent:a.type})}),this.tick()},y.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var o=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,o?this.resetFragmentLoading(c):this.state=k.State.BACKTRACKING},y.checkFragmentChanged=function(){var c=this.media,o=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(M.BufferHelper.isBuffered(c,a)?o=this.getAppendedFrag(a):M.BufferHelper.isBuffered(c,a+.1)&&(o=this.getAppendedFrag(a+.1)),o){var m=this.fragPlaying,p=o.level;(!m||o.sn!==m.sn||m.level!==p||o.urlId!==m.urlId)&&(this.hls.trigger(F.Events.FRAG_CHANGED,{frag:o}),(!m||m.level!==p)&&this.hls.trigger(F.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=o)}}},s(C,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var o=this.getAppendedFrag(c.currentTime);if(o)return o.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var o=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(o)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),C}(k.default)},"./src/controller/subtitle-stream-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"SubtitleStreamController",function(){return u});var H=L("./src/events.ts"),k=L("./src/utils/logger.ts"),P=L("./src/utils/buffer-helper.ts"),F=L("./src/controller/fragment-finders.ts"),M=L("./src/utils/discontinuities.ts"),D=L("./src/controller/level-helper.ts"),R=L("./src/controller/fragment-tracker.ts"),E=L("./src/controller/base-stream-controller.ts"),w=L("./src/types/loader.ts"),T=L("./src/types/level.ts");function A(l,S){for(var h=0;h<S.length;h++){var g=S[h];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(l,g.key,g)}}function _(l,S,h){return S&&A(l.prototype,S),h&&A(l,h),l}function b(l,S){l.prototype=Object.create(S.prototype),l.prototype.constructor=l,d(l,S)}function d(l,S){return d=Object.setPrototypeOf||function(g,C){return g.__proto__=C,g},d(l,S)}var s=500,u=function(l){b(S,l);function S(g,C){var y;return y=l.call(this,g,C,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var h=S.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var C=this.hls;C.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.on(H.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.on(H.Events.ERROR,this.onError,this),C.on(H.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.on(H.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.on(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.on(H.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.on(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},h._unregisterListeners=function(){var C=this.hls;C.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.off(H.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.off(H.Events.ERROR,this.onError,this),C.off(H.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.off(H.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.off(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.off(H.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.off(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},h.startLoad=function(){this.stopLoad(),this.state=E.State.IDLE,this.setInterval(s),this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},h.onLevelLoaded=function(C,y){this.mainDetails=y.details},h.onSubtitleFragProcessed=function(C,y){var f=y.frag,c=y.success;if(this.fragPrevious=f,this.state=E.State.IDLE,!c)return;var o=this.tracksBuffered[this.currentTrackId];if(!o)return;for(var a,m=f.start,p=0;p<o.length;p++)if(m>=o[p].start&&m<=o[p].end){a=o[p];break}var v=f.start+f.duration;a?a.end=v:(a={start:m,end:v},o.push(a)),this.fragmentTracker.fragBuffered(f)},h.onBufferFlushing=function(C,y){var f=y.startOffset,c=y.endOffset;if(f===0&&c!==Number.POSITIVE_INFINITY){var o=this.currentTrackId,a=this.levels;if(!a.length||!a[o]||!a[o].details)return;var m=a[o].details,p=m.targetduration,v=c-p;if(v<=0)return;y.endOffsetSubtitles=Math.max(0,v),this.tracksBuffered.forEach(function(O){for(var U=0;U<O.length;){if(O[U].end<=v){O.shift();continue}else if(O[U].start<v)O[U].start=v;else break;U++}}),this.fragmentTracker.removeFragmentsInRange(f,v,w.PlaylistLevelType.SUBTITLE)}},h.onError=function(C,y){var f,c=y.frag;if(!c||c.type!==w.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=E.State.IDLE},h.onSubtitleTracksUpdated=function(C,y){var f=this,c=y.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(o){return new T.Level(o)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(o){f.tracksBuffered[o.id]=[]}),this.mediaBuffer=null},h.onSubtitleTrackSwitch=function(C,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var f=this.levels[this.currentTrackId];f!=null&&f.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,f&&this.setInterval(s)},h.onSubtitleTrackLoaded=function(C,y){var f,c=y.details,o=y.id,a=this.currentTrackId,m=this.levels;if(!m.length)return;var p=m[a];if(o>=m.length||o!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(f=p.details)!==null&&f!==void 0&&f.live){var v=this.mainDetails;if(c.deltaUpdateFailed||!v)return;var O=v.fragments[0];if(!p.details)c.hasProgramDateTime&&v.hasProgramDateTime?Object(M.alignMediaPlaylistByPDT)(c,v):O&&Object(D.addSliding)(c,O.start);else{var U=this.alignPlaylists(c,p.details);U===0&&O&&Object(D.addSliding)(c,O.start)}}if(p.details=c,this.levelLastLoaded=o,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===E.State.IDLE){var j=Object(F.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},h._handleFragmentLoadComplete=function(C){var y=C.frag,f=C.payload,c=y.decryptdata,o=this.hls;if(this.fragContextChanged(y))return;if(f&&f.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(f),c.key.buffer,c.iv.buffer).then(function(m){var p=performance.now();o.trigger(H.Events.FRAG_DECRYPTED,{frag:y,payload:m,stats:{tstart:a,tdecrypt:p}})})}},h.doTick=function(){if(!this.media){this.state=E.State.IDLE;return}if(this.state===E.State.IDLE){var C,y=this.currentTrackId,f=this.levels;if(!f.length||!f[y]||!f[y].details)return;var c=f[y].details,o=c.targetduration,a=this.config,m=this.media,p=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,m.currentTime-o,a.maxBufferHole),v=p.end,O=p.len,U=this.getMaxBufferLength()+o;if(O>U)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var j=c.fragments,G=j.length,B=c.edge,N,V=this.fragPrevious;if(v<B){var $=a.maxFragLookUpTolerance;V&&c.hasProgramDateTime&&(N=Object(F.findFragmentByPDT)(j,V.endProgramDateTime,$)),N||(N=Object(F.findFragmentByPTS)(V,j,v,$),!N&&V&&V.start<j[0].start&&(N=j[0]))}else N=j[G-1];(C=N)!==null&&C!==void 0&&C.encrypted?(k.logger.log("Loading key for "+N.sn),this.state=E.State.KEY_LOADING,this.hls.trigger(H.Events.KEY_LOADING,{frag:N})):N&&this.fragmentTracker.getState(N)===R.FragmentState.NOT_LOADED&&this.loadFragment(N,c,v)}},h.loadFragment=function(C,y,f){this.fragCurrent=C,l.prototype.loadFragment.call(this,C,y,f)},_(S,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),S}(E.default)},"./src/controller/subtitle-track-controller.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/events.ts"),k=L("./src/utils/texttrack-utils.ts"),P=L("./src/controller/base-playlist-controller.ts"),F=L("./src/types/loader.ts");function M(A,_){for(var b=0;b<_.length;b++){var d=_[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(A,d.key,d)}}function D(A,_,b){return _&&M(A.prototype,_),b&&M(A,b),A}function R(A,_){A.prototype=Object.create(_.prototype),A.prototype.constructor=A,E(A,_)}function E(A,_){return E=Object.setPrototypeOf||function(d,s){return d.__proto__=s,d},E(A,_)}var w=function(A){R(_,A);function _(d){var s;return s=A.call(this,d,"[subtitle-track-controller]")||this,s.media=null,s.tracks=[],s.groupId=null,s.tracksInGroup=[],s.trackId=-1,s.selectDefaultTrack=!0,s.queuedDefaultTrack=-1,s.trackChangeListener=function(){return s.onTextTracksChanged()},s.asyncPollTrackChange=function(){return s.pollTrackChange(0)},s.useTextTrackPolling=!1,s.subtitlePollingInterval=-1,s.subtitleDisplay=!0,s.registerListeners(),s}var b=_.prototype;return b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,A.prototype.destroy.call(this)},b.registerListeners=function(){var s=this.hls;s.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.on(H.Events.LEVEL_LOADING,this.onLevelLoading,this),s.on(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),s.on(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),s.on(H.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var s=this.hls;s.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.off(H.Events.LEVEL_LOADING,this.onLevelLoading,this),s.off(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),s.off(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),s.off(H.Events.ERROR,this.onError,this)},b.onMediaAttached=function(s,u){if(this.media=u.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},b.pollTrackChange=function(s){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,s)},b.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var s=T(this.media.textTracks);s.forEach(function(u){Object(k.clearCurrentCues)(u)}),this.subtitleTrack=-1,this.media=null},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},b.onManifestParsed=function(s,u){this.tracks=u.subtitleTracks},b.onSubtitleTrackLoaded=function(s,u){var l=u.id,S=u.details,h=this.trackId,g=this.tracksInGroup[h];if(!g){this.warn("Invalid subtitle track id "+l);return}var C=g.details;g.details=u.details,this.log("subtitle track "+l+" loaded ["+S.startSN+"-"+S.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,u,C))},b.onLevelLoading=function(s,u){this.switchLevel(u.level)},b.onLevelSwitching=function(s,u){this.switchLevel(u.level)},b.switchLevel=function(s){var u=this.hls.levels[s];if(!(u!=null&&u.textGroupIds))return;var l=u.textGroupIds[u.urlId];if(this.groupId!==l){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,h=this.tracks.filter(function(y){return!l||y.groupId===l});this.tracksInGroup=h;var g=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=l;var C={subtitleTracks:h};this.log("Updating subtitle tracks, "+h.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(H.Events.SUBTITLE_TRACKS_UPDATED,C),g!==-1&&this.setSubtitleTrack(g,S)}},b.findTrackId=function(s){for(var u=this.tracksInGroup,l=0;l<u.length;l++){var S=u[l];if((!this.selectDefaultTrack||S.default)&&(!s||s===S.name))return S.id}return-1},b.onError=function(s,u){if(A.prototype.onError.call(this,s,u),u.fatal||!u.context)return;u.context.type===F.PlaylistContextType.SUBTITLE_TRACK&&u.context.id===this.trackId&&u.context.groupId===this.groupId&&this.retryLoadingOrFail(u)},b.loadPlaylist=function(s){var u=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(u)){var l=u.id,S=u.groupId,h=u.url;if(s)try{h=s.addDirectives(h)}catch(g){this.warn("Could not construct new URL with HLS Delivery Directives: "+g)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(H.Events.SUBTITLE_TRACK_LOADING,{url:h,id:l,groupId:S,deliveryDirectives:s||null})}},b.toggleTrackModes=function(s){var u=this,l=this.media,S=this.subtitleDisplay,h=this.trackId;if(!l)return;var g=T(l.textTracks),C=g.filter(function(c){return c.groupId===u.groupId});if(s===-1)[].slice.call(g).forEach(function(c){c.mode="disabled"});else{var y=C[h];y&&(y.mode="disabled")}var f=C[s];f&&(f.mode=S?"showing":"hidden")},b.setSubtitleTrack=function(s,u){var l,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=s;return}if(this.trackId!==s&&this.toggleTrackModes(s),this.trackId===s&&(s===-1||(l=S[s])!==null&&l!==void 0&&l.details)||s<-1||s>=S.length)return;this.clearTimer();var h=S[s];if(this.log("Switching to subtitle track "+s),this.trackId=s,h){var g=h.id,C=h.groupId,y=C===void 0?"":C,f=h.name,c=h.type,o=h.url;this.hls.trigger(H.Events.SUBTITLE_TRACK_SWITCH,{id:g,groupId:y,name:f,type:c,url:o});var a=this.switchParams(h.url,u==null?void 0:u.details);this.loadPlaylist(a)}else this.hls.trigger(H.Events.SUBTITLE_TRACK_SWITCH,{id:s})},b.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var s=-1,u=T(this.media.textTracks),l=0;l<u.length;l++)if(u[l].mode==="hidden")s=l;else if(u[l].mode==="showing"){s=l;break}this.subtitleTrack!==s&&(this.subtitleTrack=s)},D(_,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(s){this.selectDefaultTrack=!1;var u=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(s,u)}}]),_}(P.default);function T(A){for(var _=[],b=0;b<A.length;b++){var d=A[b];d.kind==="subtitles"&&d.label&&_.push(A[b])}return _}z.default=w},"./src/controller/timeline-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"TimelineController",function(){return T});var H=L("./src/polyfills/number.ts"),k=L("./src/events.ts"),P=L("./src/utils/cea-608-parser.ts"),F=L("./src/utils/output-filter.ts"),M=L("./src/utils/webvtt-parser.ts"),D=L("./src/utils/texttrack-utils.ts"),R=L("./src/utils/imsc1-ttml-parser.ts"),E=L("./src/types/loader.ts"),w=L("./src/utils/logger.ts"),T=function(){function d(u){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this.captionsProperties=void 0,this.hls=u,this.config=u.config,this.Cues=u.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 l=new F.default(this,"textTrack1"),S=new F.default(this,"textTrack2"),h=new F.default(this,"textTrack3"),g=new F.default(this,"textTrack4");this.cea608Parser1=new P.default(1,l,S),this.cea608Parser2=new P.default(3,h,g)}u.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.on(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.on(k.Events.FRAG_LOADING,this.onFragLoading,this),u.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.on(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.on(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var s=d.prototype;return s.destroy=function(){var l=this.hls;l.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(k.Events.FRAG_LOADING,this.onFragLoading,this),l.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},s.addCues=function(l,S,h,g,C){for(var y=!1,f=C.length;f--;){var c=C[f],o=_(c[0],c[1],S,h);if(o>=0&&(c[0]=Math.min(c[0],S),c[1]=Math.max(c[1],h),y=!0,o/(h-S)>.5))return}if(y||C.push([S,h]),this.config.renderTextTracksNatively){var a=this.captionsTracks[l];this.Cues.newCue(a,S,h,g)}else{var m=this.Cues.newCue(null,S,h,g);this.hls.trigger(k.Events.CUES_PARSED,{type:"captions",cues:m,track:l})}},s.onInitPtsFound=function(l,S){var h=this,g=S.frag,C=S.id,y=S.initPTS,f=S.timescale,c=this.unparsedVttFrags;C==="main"&&(this.initPTS[g.cc]=y,this.timescale[g.cc]=f),c.length&&(this.unparsedVttFrags=[],c.forEach(function(o){h.onFragLoaded(k.Events.FRAG_LOADED,o)}))},s.getExistingTrack=function(l){var S=this.media;if(S)for(var h=0;h<S.textTracks.length;h++){var g=S.textTracks[h];if(g[l])return g}return null},s.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},s.createNativeTrack=function(l){if(this.captionsTracks[l])return;var S=this.captionsProperties,h=this.captionsTracks,g=this.media,C=S[l],y=C.label,f=C.languageCode,c=this.getExistingTrack(l);if(c)h[l]=c,Object(D.clearCurrentCues)(h[l]),Object(D.sendAddTrackEvent)(h[l],g);else{var o=this.createTextTrack("captions",y,f);o&&(o[l]=!0,h[l]=o)}},s.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var S=this.captionsProperties[l];if(!S)return;var h=S.label,g={_id:l,label:h,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[l]=g,this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[g]})},s.createTextTrack=function(l,S,h){var g=this.media;return g?g.addTextTrack(l,S,h):void 0},s.onMediaAttaching=function(l,S){this.media=S.media,this._cleanTracks()},s.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(S){Object(D.clearCurrentCues)(l[S]),delete l[S]}),this.nonNativeCaptionsTracks={}},s.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},s._cleanTracks=function(){var l=this.media;if(!l)return;var S=l.textTracks;if(S)for(var h=0;h<S.length;h++)Object(D.clearCurrentCues)(S[h])},s.onSubtitleTracksUpdated=function(l,S){var h=this;this.textTracks=[];var g=S.subtitleTracks||[],C=g.some(function(o){return o.textCodec===R.IMSC1_CODEC});if(this.config.enableWebVTT||C&&this.config.enableIMSC1){var y=this.tracks&&g&&this.tracks.length===g.length;if(this.tracks=g||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(o,a){var m;if(a<f.length){for(var p=null,v=0;v<f.length;v++)if(A(f[v],o)){p=f[v];break}p&&(m=p)}m?Object(D.clearCurrentCues)(m):(m=h.createTextTrack("subtitles",o.name,o.lang),m&&(m.mode="disabled")),m&&(m.groupId=o.groupId,h.textTracks.push(m))})}else if(!y&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(o){return{label:o.name,kind:o.type.toLowerCase(),default:o.default,subtitleTrack:o}});this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},s.onManifestLoaded=function(l,S){var h=this;this.config.enableCEA708Captions&&S.captions&&S.captions.forEach(function(g){var C=/(?:CC|SERVICE)([1-4])/.exec(g.instreamId);if(!C)return;var y="textTrack"+C[1],f=h.captionsProperties[y];if(!f)return;f.label=g.name,g.lang&&(f.languageCode=g.lang),f.media=g})},s.onFragLoading=function(l,S){var h=this.cea608Parser1,g=this.cea608Parser2,C=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(h&&g))return;if(S.frag.type===E.PlaylistLevelType.MAIN){var f,c,o=S.frag.sn,a=(f=S==null||((c=S.part)===null||c===void 0)?void 0:c.index)!=null?f:-1;o===C+1||o===C&&a===y+1||(h.reset(),g.reset()),this.lastSn=o,this.lastPartIndex=a}},s.onFragLoaded=function(l,S){var h=S.frag,g=S.payload,C=this.initPTS,y=this.unparsedVttFrags;if(h.type===E.PlaylistLevelType.SUBTITLE)if(g.byteLength){if(!Object(H.isFiniteNumber)(C[h.cc])){y.push(S),C.length&&this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:h,error:new Error("Missing initial subtitle PTS")});return}var f=h.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var c=this.tracks[h.level],o=this.vttCCs;o[h.cc]||(o[h.cc]={start:h.start,prevCC:this.prevCC,new:!0},this.prevCC=h.cc),c&&c.textCodec===R.IMSC1_CODEC?this._parseIMSC1(h,g):this._parseVTTs(h,g,o)}}else this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:h,error:new Error("Empty subtitle payload")})},s._parseIMSC1=function(l,S){var h=this,g=this.hls;Object(R.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(C){h._appendCues(C,l.level),g.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(C){w.logger.log("Failed to parse IMSC1: "+C),g.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:C})})},s._parseVTTs=function(l,S,h){var g=this,C=this.hls;Object(M.parseWebVTT)(S,this.initPTS[l.cc],this.timescale[l.cc],h,l.cc,l.start,function(y){g._appendCues(y,l.level),C.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(y){g._fallbackToIMSC1(l,S),w.logger.log("Failed to parse VTT cue: "+y),C.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:y})})},s._fallbackToIMSC1=function(l,S){var h=this,g=this.tracks[l.level];g.textCodec||Object(R.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(){g.textCodec=R.IMSC1_CODEC,h._parseIMSC1(l,S)},function(){g.textCodec="wvtt"})},s._appendCues=function(l,S){var h=this.hls;if(this.config.renderTextTracksNatively){var g=this.textTracks[S];if(g.mode==="disabled")return;l.forEach(function(f){return Object(D.addCueToTrack)(g,f)})}else{var C=this.tracks[S],y=C.default?"default":"subtitles"+S;h.trigger(k.Events.CUES_PARSED,{type:"subtitles",cues:l,track:y})}},s.onFragDecrypted=function(l,S){var h=S.frag;if(h.type===E.PlaylistLevelType.SUBTITLE){if(!Object(H.isFiniteNumber)(this.initPTS[h.cc])){this.unparsedVttFrags.push(S);return}this.onFragLoaded(k.Events.FRAG_LOADED,S)}},s.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},s.onFragParsingUserdata=function(l,S){var h=this.cea608Parser1,g=this.cea608Parser2;if(!this.enabled||!(h&&g))return;for(var C=0;C<S.samples.length;C++){var y=S.samples[C].bytes;if(y){var f=this.extractCea608Data(y);h.addData(S.samples[C].pts,f[0]),g.addData(S.samples[C].pts,f[1])}}},s.onBufferFlushing=function(l,S){var h=S.startOffset,g=S.endOffset,C=S.endOffsetSubtitles,y=S.type,f=this.media;if(!f||f.currentTime<g)return;if(!y||y==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(D.removeCuesInRange)(c[a],h,g)})}if(this.config.renderTextTracksNatively&&(h===0&&C!==void 0)){var o=this.textTracks;Object.keys(o).forEach(function(a){return Object(D.removeCuesInRange)(o[a],h,C)})}},s.extractCea608Data=function(l){for(var S=l[0]&31,h=2,g=[[],[]],C=0;C<S;C++){var y=l[h++],f=127&l[h++],c=127&l[h++],o=(4&y)!==0,a=3&y;if(f===0&&c===0)continue;o&&((a===0||a===1)&&(g[a].push(f),g[a].push(c)))}return g},d}();function A(d,s){return d&&d.label===s.name&&!(d.textTrack1||d.textTrack2)}function _(d,s,u,l){return Math.min(s,l)-Math.max(d,u)}function b(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return H});var H=function(){function k(F,M){this.subtle=void 0,this.aesIV=void 0,this.subtle=F,this.aesIV=M}var P=k.prototype;return P.decrypt=function(M,D){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},D,M)},k}()},"./src/crypt/aes-decryptor.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"removePadding",function(){return k}),L.d(z,"default",function(){return P});var H=L("./src/utils/typed-array.ts");function k(F){var M=F.byteLength,D=M&&new DataView(F.buffer).getUint8(M-1);return D?Object(H.sliceUint8)(F,0,M-D):F}var P=function(){function F(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var M=F.prototype;return M.uint8ArrayToUint32Array_=function(R){for(var E=new DataView(R),w=new Uint32Array(4),T=0;T<4;T++)w[T]=E.getUint32(T*4);return w},M.initTable=function(){var R=this.sBox,E=this.invSBox,w=this.subMix,T=w[0],A=w[1],_=w[2],b=w[3],d=this.invSubMix,s=d[0],u=d[1],l=d[2],S=d[3],h=new Uint32Array(256),g=0,C=0,y=0;for(y=0;y<256;y++)y<128?h[y]=y<<1:h[y]=y<<1^283;for(y=0;y<256;y++){var f=C^C<<1^C<<2^C<<3^C<<4;f=f>>>8^f&255^99,R[g]=f,E[f]=g;var c=h[g],o=h[c],a=h[o],m=h[f]*257^f*16843008;T[g]=m<<24|m>>>8,A[g]=m<<16|m>>>16,_[g]=m<<8|m>>>24,b[g]=m,m=a*16843009^o*65537^c*257^g*16843008,s[f]=m<<24|m>>>8,u[f]=m<<16|m>>>16,l[f]=m<<8|m>>>24,S[f]=m,g?(g=c^h[h[h[a^c]]],C^=h[h[C]]):g=C=1}},M.expandKey=function(R){for(var E=this.uint8ArrayToUint32Array_(R),w=!0,T=0;T<E.length&&w;)w=E[T]===this.key[T],T++;if(w)return;this.key=E;var A=this.keySize=E.length;if(A!==4&&A!==6&&A!==8)throw new Error("Invalid aes key size="+A);var _=this.ksRows=(A+6+1)*4,b,d,s=this.keySchedule=new Uint32Array(_),u=this.invKeySchedule=new Uint32Array(_),l=this.sBox,S=this.rcon,h=this.invSubMix,g=h[0],C=h[1],y=h[2],f=h[3],c,o;for(b=0;b<_;b++){if(b<A){c=s[b]=E[b];continue}o=c,b%A===0?(o=o<<8|o>>>24,o=l[o>>>24]<<24|l[o>>>16&255]<<16|l[o>>>8&255]<<8|l[o&255],o^=S[b/A|0]<<24):A>6&&b%A===4&&(o=l[o>>>24]<<24|l[o>>>16&255]<<16|l[o>>>8&255]<<8|l[o&255]),s[b]=c=(s[b-A]^o)>>>0}for(d=0;d<_;d++)b=_-d,d&3?o=s[b]:o=s[b-4],d<4||b<=4?u[d]=o:u[d]=g[l[o>>>24]]^C[l[o>>>16&255]]^y[l[o>>>8&255]]^f[l[o&255]],u[d]=u[d]>>>0},M.networkToHostOrderSwap=function(R){return R<<24|(R&65280)<<8|(R&16711680)>>8|R>>>24},M.decrypt=function(R,E,w){for(var T=this.keySize+6,A=this.invKeySchedule,_=this.invSBox,b=this.invSubMix,d=b[0],s=b[1],u=b[2],l=b[3],S=this.uint8ArrayToUint32Array_(w),h=S[0],g=S[1],C=S[2],y=S[3],f=new Int32Array(R),c=new Int32Array(f.length),o,a,m,p,v,O,U,j,G,B,N,V,$,ie,oe=this.networkToHostOrderSwap;E<f.length;){for(G=oe(f[E]),B=oe(f[E+1]),N=oe(f[E+2]),V=oe(f[E+3]),v=G^A[0],O=V^A[1],U=N^A[2],j=B^A[3],$=4,ie=1;ie<T;ie++)o=d[v>>>24]^s[O>>16&255]^u[U>>8&255]^l[j&255]^A[$],a=d[O>>>24]^s[U>>16&255]^u[j>>8&255]^l[v&255]^A[$+1],m=d[U>>>24]^s[j>>16&255]^u[v>>8&255]^l[O&255]^A[$+2],p=d[j>>>24]^s[v>>16&255]^u[O>>8&255]^l[U&255]^A[$+3],v=o,O=a,U=m,j=p,$=$+4;o=_[v>>>24]<<24^_[O>>16&255]<<16^_[U>>8&255]<<8^_[j&255]^A[$],a=_[O>>>24]<<24^_[U>>16&255]<<16^_[j>>8&255]<<8^_[v&255]^A[$+1],m=_[U>>>24]<<24^_[j>>16&255]<<16^_[v>>8&255]<<8^_[O&255]^A[$+2],p=_[j>>>24]<<24^_[v>>16&255]<<16^_[O>>8&255]<<8^_[U&255]^A[$+3],c[E]=oe(o^h),c[E+1]=oe(p^g),c[E+2]=oe(m^C),c[E+3]=oe(a^y),h=G,g=B,C=N,y=V,E=E+4}return c.buffer},F}()},"./src/crypt/decrypter.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return E});var H=L("./src/crypt/aes-crypto.ts"),k=L("./src/crypt/fast-aes-key.ts"),P=L("./src/crypt/aes-decryptor.ts"),F=L("./src/utils/logger.ts"),M=L("./src/utils/mp4-tools.ts"),D=L("./src/utils/typed-array.ts"),R=16,E=function(){function w(A,_,b){var d=b===void 0?{}:b,s=d.removePKCS7Padding,u=s===void 0?!0:s;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=A,this.config=_,this.removePKCS7Padding=u,u)try{var l=self.crypto;l&&(this.subtle=l.subtle||l.webkitSubtle)}catch(S){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var T=w.prototype;return T.destroy=function(){this.observer=null},T.isSync=function(){return this.config.enableSoftwareAES},T.flush=function(){var _=this.currentResult;if(!_){this.reset();return}var b=new Uint8Array(_);return this.reset(),this.removePKCS7Padding?Object(P.removePadding)(b):b},T.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},T.decrypt=function(_,b,d,s){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(_),b,d);var u=this.flush();u&&s(u.buffer)}else this.webCryptoDecrypt(new Uint8Array(_),b,d).then(s)},T.softwareDecrypt=function(_,b,d){var s=this.currentIV,u=this.currentResult,l=this.remainderData;this.logOnce("JS AES decrypt"),l&&(_=Object(M.appendUint8Array)(l,_),this.remainderData=null);var S=this.getValidChunk(_);if(!S.length)return null;s&&(d=s);var h=this.softwareDecrypter;h||(h=this.softwareDecrypter=new P.default),h.expandKey(b);var g=u;return this.currentResult=h.decrypt(S.buffer,0,d),this.currentIV=Object(D.sliceUint8)(S,-16).buffer,g||null},T.webCryptoDecrypt=function(_,b,d){var s=this,u=this.subtle;return(this.key!==b||!this.fastAesKey)&&(this.key=b,this.fastAesKey=new 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w},M.getAvcDecryptedUnit=function(R,E){for(var w=new Uint8Array(E),T=0,A=32;A<=R.length-16;A+=160,T+=16)R.set(w.subarray(T,T+16),A);return R},M.decryptAvcSample=function(R,E,w,T,A,_){var b=Object(k.discardEPB)(A.data),d=this.getAvcEncryptedData(b),s=this;this.decryptBuffer(d.buffer,function(u){A.data=s.getAvcDecryptedUnit(b,u),_||s.decryptAvcSamples(R,E,w+1,T)})},M.decryptAvcSamples=function(R,E,w,T){if(R instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;E++,w=0){if(E>=R.length){T();return}for(var A=R[E].units;!(w>=A.length);w++){var _=A[w];if(_.data.length<=48||_.type!==1&&_.type!==5)continue;var b=this.decrypter.isSync();if(this.decryptAvcSample(R,E,w,T,_,b),!b)return}}},F}();z.default=P},"./src/demux/transmuxer-interface.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return A});var 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u=this.transmuxer;u&&(u.destroy(),this.transmuxer=null)}var l=this.observer;l&&l.removeAllListeners(),this.observer=null},b.push=function(s,u,l,S,h,g,C,y,f,c){var o=this;f.transmuxing.start=self.performance.now();var a=this.transmuxer,m=this.worker,p=g?g.start:h.start,v=h.decryptdata,O=this.frag,U=!(O&&h.cc===O.cc),j=!(O&&f.level===O.level),G=O?f.sn-O.sn:-1,B=this.part?f.part-this.part.index:1,N=!j&&(G===1||G===0&&B===1),V=self.performance.now();(j||G||h.stats.parsing.start===0)&&(h.stats.parsing.start=V),g&&(B||!N)&&(g.stats.parsing.start=V);var $=new F.TransmuxState(U,N,y,j,p);if(!N||U){M.logger.log("[transmuxer-interface, "+h.type+"]: Starting new transmux session for sn: "+f.sn+" p: "+f.part+" level: "+f.level+" id: "+f.id+`
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p=this.decrypter,v=this.cache,O=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return a.flush(o)});var j=[],G=O.timeOffset;if(p){var B=p.flush();B&&j.push(this.push(B,null,o))}var N=v.dataLength;v.reset();var V=this.demuxer,$=this.remuxer;if(!V||!$)return N>=s&&this.observer.emit(H.Events.ERROR,H.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),m.executeEnd=b(),[S(o)];var ie=V.flush(G);return h(ie)?ie.then(function(oe){return a.flushRemux(j,oe,o),j}):(this.flushRemux(j,ie,o),j)},f.flushRemux=function(o,a,m){var p=a.audioTrack,v=a.avcTrack,O=a.id3Track,U=a.textTrack,j=this.currentTransmuxState,G=j.accurateTimeOffset,B=j.timeOffset;_.logger.log("[transmuxer.ts]: Flushed fragment "+m.sn+(m.part>-1?" p: "+m.part:"")+" of level "+m.level);var N=this.remuxer.remux(p,v,O,U,B,G,!0,this.id);o.push({remuxResult:N,chunkMeta:m}),m.transmuxing.executeEnd=b()},f.resetInitialTimestamp=function(o){var a=this.demuxer,m=this.remuxer;if(!a||!m)return;a.resetTimeStamp(o),m.resetTimeStamp(o)},f.resetContiguity=function(){var o=this.demuxer,a=this.remuxer;if(!o||!a)return;o.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(o,a,m,p){var v=this.demuxer,O=this.remuxer;if(!v||!O)return;v.resetInitSegment(a,m,p),O.resetInitSegment(o,a,m)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(o,a,m,p,v){var O;return a&&a.method==="SAMPLE-AES"?O=this.transmuxSampleAes(o,a,m,p,v):O=this.transmuxUnencrypted(o,m,p,v),O},f.transmuxUnencrypted=function(o,a,m,p){var v=this.demuxer.demux(o,a,!1,!this.config.progressive),O=v.audioTrack,U=v.avcTrack,j=v.id3Track,G=v.textTrack,B=this.remuxer.remux(O,U,j,G,a,m,!1,this.id);return{remuxResult:B,chunkMeta:p}},f.transmuxSampleAes=function(o,a,m,p,v){var O=this;return this.demuxer.demuxSampleAes(o,a,m).then(function(U){var j=O.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,m,p,!1,O.id);return{remuxResult:j,chunkMeta:v}})},f.configureTransmuxer=function(o,a){for(var m=this.config,p=this.observer,v=this.typeSupported,O=this.vendor,U=a.audioCodec,j=a.defaultInitPts,G=a.duration,B=a.initSegmentData,N=a.videoCodec,V,$=0,ie=d.length;$<ie;$++)if(d[$].demux.probe(o)){V=d[$];break}V||(_.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),V={demux:M.default,remux:w.default});var oe=this.demuxer,_e=this.remuxer,fe=V.remux,Se=V.demux;(!_e||!(_e instanceof fe))&&(this.remuxer=new fe(p,m,v,O)),(!oe||!(oe instanceof Se))&&(this.demuxer=new Se(p,m,v),this.probe=Se.probe),this.resetInitSegment(B,U,N,G),this.resetInitialTimestamp(j)},f.needsProbing=function(o,a,m){return!this.demuxer||!this.remuxer||a||m},f.getDecrypter=function(){var o=this.decrypter;return o||(o=this.decrypter=new P.default(this.observer,this.config)),o},y}();function l(y,f){var c=null;return y.byteLength>0&&f!=null&&f.key!=null&&f.iv!==null&&f.method!=null&&(c=f),c}var S=function(f){return{remuxResult:{},chunkMeta:f}};function h(y){return"then"in y&&y.then instanceof Function}var g=function(f,c,o,a,m){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=f,this.videoCodec=c,this.initSegmentData=o,this.duration=a,this.defaultInitPts=m},C=function(f,c,o,a,m){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=f,this.contiguous=c,this.accurateTimeOffset=o,this.trackSwitch=a,this.timeOffset=m}},"./src/demux/tsdemuxer.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"discardEPB",function(){return S});var H=L("./src/demux/adts.ts"),k=L("./src/demux/mpegaudio.ts"),P=L("./src/demux/exp-golomb.ts"),F=L("./src/demux/id3.ts"),M=L("./src/demux/sample-aes.ts"),D=L("./src/events.ts"),R=L("./src/utils/mp4-tools.ts"),E=L("./src/utils/logger.ts"),w=L("./src/errors.ts"),T={video:1,audio:2,id3:3,text:4},A=function(){function h(C,y,f){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=C,this.config=y,this.typeSupported=f}h.probe=function(y){var f=h.syncOffset(y);return f<0?!1:(f&&E.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},h.syncOffset=function(y){for(var f=Math.min(1e3,y.length-3*188),c=0;c<f;){if(y[c]===71&&y[c+188]===71&&y[c+2*188]===71)return c;c++}return-1},h.createTrack=function(y,f){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:T[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?f:void 0}};var g=h.prototype;return g.resetInitSegment=function(y,f,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=h.createTrack("video",c),this._audioTrack=h.createTrack("audio",c),this._id3Track=h.createTrack("id3",c),this._txtTrack=h.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=f,this._duration=c},g.resetTimeStamp=function(){},g.resetContiguity=function(){var y=this._audioTrack,f=this._avcTrack,c=this._id3Track;y&&(y.pesData=null),f&&(f.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},g.demux=function(y,f,c,o){c===void 0&&(c=!1),o===void 0&&(o=!1),c||(this.sampleAes=null);var a,m=this._avcTrack,p=this._audioTrack,v=this._id3Track,O=m.pid,U=m.pesData,j=p.pid,G=v.pid,B=p.pesData,N=v.pesData,V=!1,$=this.pmtParsed,ie=this._pmtId,oe=y.length;if(this.remainderData&&(y=Object(R.appendUint8Array)(this.remainderData,y),oe=y.length,this.remainderData=null),oe<188&&!o)return this.remainderData=y,{audioTrack:p,avcTrack:m,id3Track:v,textTrack:this._txtTrack};var _e=Math.max(0,h.syncOffset(y));oe-=(oe+_e)%188,oe<y.byteLength&&!o&&(this.remainderData=new Uint8Array(y.buffer,oe,y.buffer.byteLength-oe));for(var fe=_e;fe<oe;fe+=188)if(y[fe]===71){var Se=!!(y[fe+1]&64),be=((y[fe+1]&31)<<8)+y[fe+2],me=(y[fe+3]&48)>>4,le=void 0;if(me>1){if(le=fe+5+y[fe+4],le===fe+188)continue}else le=fe+4;switch(be){case O:Se&&(U&&(a=s(U))&&this.parseAVCPES(a,!1),U={data:[],size:0}),U&&(U.data.push(y.subarray(le,fe+188)),U.size+=fe+188-le);break;case j:Se&&(B&&(a=s(B))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),B={data:[],size:0}),B&&(B.data.push(y.subarray(le,fe+188)),B.size+=fe+188-le);break;case G:Se&&(N&&(a=s(N))&&this.parseID3PES(a),N={data:[],size:0}),N&&(N.data.push(y.subarray(le,fe+188)),N.size+=fe+188-le);break;case 0:Se&&(le+=y[le]+1),ie=this._pmtId=b(y,le);break;case ie:{Se&&(le+=y[le]+1);var ue=d(y,le,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);O=ue.avc,O>0&&(m.pid=O),j=ue.audio,j>0&&(p.pid=j,p.isAAC=ue.isAAC),G=ue.id3,G>0&&(v.pid=G),V&&!$&&(E.logger.log("reparse from beginning"),V=!1,fe=_e-188),$=this.pmtParsed=!0;break}case 17:case 8191:break;default:V=!0;break}}else this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});m.pesData=U,p.pesData=B,v.pesData=N;var Ee={audioTrack:p,avcTrack:m,id3Track:v,textTrack:this._txtTrack};return o&&this.extractRemainingSamples(Ee),Ee},g.flush=function(){var y=this.remainderData;this.remainderData=null;var f;return y?f=this.demux(y,-1,!1,!0):f={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(f),this.sampleAes?this.decrypt(f,this.sampleAes):f},g.extractRemainingSamples=function(y){var f=y.audioTrack,c=y.avcTrack,o=y.id3Track,a=c.pesData,m=f.pesData,p=o.pesData,v;a&&(v=s(a))?(this.parseAVCPES(v,!0),c.pesData=null):c.pesData=a,m&&(v=s(m))?(f.isAAC?this.parseAACPES(v):this.parseMPEGPES(v),f.pesData=null):(m!=null&&m.size&&E.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=m),p&&(v=s(p))?(this.parseID3PES(v),o.pesData=null):o.pesData=p},g.demuxSampleAes=function(y,f,c){var o=this.demux(y,c,!0,!this.config.progressive),a=this.sampleAes=new M.default(this.observer,this.config,f);return this.decrypt(o,a)},g.decrypt=function(y,f){return new Promise(function(c){var o=y.audioTrack,a=y.avcTrack;o.samples&&o.isAAC?f.decryptAacSamples(o.samples,0,function(){a.samples?f.decryptAvcSamples(a.samples,0,0,function(){c(y)}):c(y)}):a.samples&&f.decryptAvcSamples(a.samples,0,0,function(){c(y)})})},g.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},g.parseAVCPES=function(y,f){var c=this,o=this._avcTrack,a=this.parseAVCNALu(y.data),m=!1,p=this.avcSample,v,O=!1;y.data=null,p&&a.length&&!o.audFound&&(u(p,o),p=this.avcSample=_(!1,y.pts,y.dts,"")),a.forEach(function(U){switch(U.type){case 1:{v=!0,p||(p=c.avcSample=_(!0,y.pts,y.dts,"")),m&&(p.debug+="NDR "),p.frame=!0;var j=U.data;if(O&&j.length>4){var G=new P.default(j).readSliceType();(G===2||G===4||G===7||G===9)&&(p.key=!0)}break}case 5:v=!0,p||(p=c.avcSample=_(!0,y.pts,y.dts,"")),m&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{v=!0,m&&p&&(p.debug+="SEI ");var B=new P.default(S(U.data));B.readUByte();for(var N=0,V=0,$=!1,ie=0;!$&&B.bytesAvailable>1;){N=0;do ie=B.readUByte(),N+=ie;while(ie===255);V=0;do ie=B.readUByte(),V+=ie;while(ie===255);if(N===4&&B.bytesAvailable!==0){$=!0;var oe=B.readUByte();if(oe===181){var _e=B.readUShort();if(_e===49){var fe=B.readUInt();if(fe===1195456820){var Se=B.readUByte();if(Se===3){for(var be=B.readUByte(),me=B.readUByte(),le=31&be,ue=[be,me],Ee=0;Ee<le;Ee++)ue.push(B.readUByte()),ue.push(B.readUByte()),ue.push(B.readUByte());l(c._txtTrack.samples,{type:3,pts:y.pts,bytes:ue})}}}}}else if(N===5&&B.bytesAvailable!==0){if($=!0,V>16){for(var Ge=[],Te=0;Te<16;Te++)Ge.push(B.readUByte().toString(16)),(Te===3||Te===5||Te===7||Te===9)&&Ge.push("-");for(var pe=V-16,Ae=new Uint8Array(pe),Ce=0;Ce<pe;Ce++)Ae[Ce]=B.readUByte();l(c._txtTrack.samples,{pts:y.pts,payloadType:N,uuid:Ge.join(""),userData:Object(F.utf8ArrayToStr)(Ae),userDataBytes:Ae})}}else if(V<B.bytesAvailable)for(var we=0;we<V;we++)B.readUByte()}break}case 7:if(v=!0,O=!0,m&&p&&(p.debug+="SPS "),!o.sps){var Be=new P.default(U.data),Qe=Be.readSPS();o.width=Qe.width,o.height=Qe.height,o.pixelRatio=Qe.pixelRatio,o.sps=[U.data],o.duration=c._duration;for(var je=U.data.subarray(1,4),De="avc1.",Pe=0;Pe<3;Pe++){var Le=je[Pe].toString(16);Le.length<2&&(Le="0"+Le),De+=Le}o.codec=De}break;case 8:v=!0,m&&p&&(p.debug+="PPS "),o.pps||(o.pps=[U.data]);break;case 9:v=!1,o.audFound=!0,p&&u(p,o),p=c.avcSample=_(!1,y.pts,y.dts,m?"AUD ":"");break;case 12:v=!1;break;default:v=!1,p&&(p.debug+="unknown NAL "+U.type+" ");break}if(p&&v){var Re=p.units;Re.push(U)}}),f&&p&&(u(p,o),this.avcSample=null)},g.getLastNalUnit=function(){var y,f=this.avcSample,c;if(!f||f.units.length===0){var o=this._avcTrack.samples;f=o[o.length-1]}if((y=f)!==null&&y!==void 0&&y.units){var a=f.units;c=a[a.length-1]}return c},g.parseAVCNALu=function(y){var f=y.byteLength,c=this._avcTrack,o=c.naluState||0,a=o,m=[],p=0,v,O,U,j=-1,G=0;for(o===-1&&(j=0,G=y[0]&31,o=0,p=1);p<f;){if(v=y[p++],!o){o=v?0:1;continue}if(o===1){o=v?0:2;continue}if(!v)o=3;else if(v===1){if(j>=0){var B={data:y.subarray(j,p-o-1),type:G};m.push(B)}else{var N=this.getLastNalUnit();if(N&&(a&&p<=4-a&&(N.state&&(N.data=N.data.subarray(0,N.data.byteLength-a))),O=p-o-1,O>0)){var V=new Uint8Array(N.data.byteLength+O);V.set(N.data,0),V.set(y.subarray(0,O),N.data.byteLength),N.data=V,N.state=0}}p<f?(U=y[p]&31,j=p,G=U,o=0):o=-1}else o=0}if(j>=0&&o>=0){var $={data:y.subarray(j,f),type:G,state:o};m.push($)}if(m.length===0){var ie=this.getLastNalUnit();if(ie){var oe=new Uint8Array(ie.data.byteLength+y.byteLength);oe.set(ie.data,0),oe.set(y,ie.data.byteLength),ie.data=oe}}return c.naluState=o,m},g.parseAACPES=function(y){var f=0,c=this._audioTrack,o=this.aacOverFlow,a=y.data;if(o){this.aacOverFlow=null;var m=o.sample.unit.byteLength,p=Math.min(o.missing,m),v=m-p;o.sample.unit.set(a.subarray(0,p),v),c.samples.push(o.sample),f=o.missing}var O,U;for(O=f,U=a.length;O<U-1&&!H.isHeader(a,O);O++);if(O!==f){var j,G;if(O<U-1?(j="AAC PES did not start with ADTS header,offset:"+O,G=!1):(j="no ADTS header found in AAC PES",G=!0),E.logger.warn("parsing error:"+j),this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.FRAG_PARSING_ERROR,fatal:G,reason:j}),G)return}H.initTrackConfig(c,this.observer,a,O,this.audioCodec);var B;if(y.pts!==void 0)B=y.pts;else if(o){var N=H.getFrameDuration(c.samplerate);B=o.sample.pts+N}else{E.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var V=0;O<U;)if(H.isHeader(a,O)){if(O+5<U){var $=H.appendFrame(c,a,O,B,V);if($)if($.missing)this.aacOverFlow=$;else{O+=$.length,V++;continue}}break}else O++},g.parseMPEGPES=function(y){var f=y.data,c=f.length,o=0,a=0,m=y.pts;if(m===void 0){E.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(k.isHeader(f,a)){var p=k.appendFrame(this._audioTrack,f,a,m,o);if(p)a+=p.length,o++;else break}else a++},g.parseID3PES=function(y){if(y.pts===void 0){E.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(y)},h}();A.minProbeByteLength=188;function _(h,g,C,y){return{key:h,frame:!1,pts:g,dts:C,units:[],debug:y,length:0}}function b(h,g){return(h[g+10]&31)<<8|h[g+11]}function d(h,g,C,y){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(h[g+1]&15)<<8|h[g+2],o=g+3+c-4,a=(h[g+10]&15)<<8|h[g+11];for(g+=12+a;g<o;){var m=(h[g+1]&31)<<8|h[g+2];switch(h[g]){case 207:if(!y){E.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=m);break;case 21:f.id3===-1&&(f.id3=m);break;case 219:if(!y){E.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=m);break;case 3:case 4:C?f.audio===-1&&(f.audio=m,f.isAAC=!1):E.logger.log("MPEG audio found, not supported in this browser");break;case 36:E.logger.warn("Unsupported HEVC stream type found");break;default:break}g+=((h[g+3]&15)<<8|h[g+4])+5}return f}function s(h){var g=0,C,y,f,c,o,a=h.data;if(!h||h.size===0)return null;for(;a[0].length<19&&a.length>1;){var m=new Uint8Array(a[0].length+a[1].length);m.set(a[0]),m.set(a[1],a[0].length),a[0]=m,a.splice(1,1)}C=a[0];var p=(C[0]<<16)+(C[1]<<8)+C[2];if(p===1){if(y=(C[4]<<8)+C[5],y&&y>h.size-6)return null;var v=C[7];v&192&&(c=(C[9]&14)*536870912+(C[10]&255)*4194304+(C[11]&254)*16384+(C[12]&255)*128+(C[13]&254)/2,v&64?(o=(C[14]&14)*536870912+(C[15]&255)*4194304+(C[16]&254)*16384+(C[17]&255)*128+(C[18]&254)/2,c-o>60*9e4&&(E.logger.warn(Math.round((c-o)/9e4)+"s delta between PTS and DTS, align them"),c=o)):o=c),f=C[8];var O=f+9;if(h.size<=O)return null;h.size-=O;for(var U=new Uint8Array(h.size),j=0,G=a.length;j<G;j++){C=a[j];var B=C.byteLength;if(O)if(O>B){O-=B;continue}else C=C.subarray(O),B-=O,O=0;U.set(C,g),g+=B}return y&&(y-=f+3),{data:U,pts:c,dts:o,len:y}}return null}function u(h,g){if(h.units.length&&h.frame){if(h.pts===void 0){var C=g.samples,y=C.length;if(y){var f=C[y-1];h.pts=f.pts,h.dts=f.dts}else{g.dropped++;return}}g.samples.push(h)}h.debug.length&&E.logger.log(h.pts+"/"+h.dts+":"+h.debug)}function l(h,g){var C=h.length;if(C>0){if(g.pts>=h[C-1].pts)h.push(g);else for(var y=C-1;y>=0;y--)if(g.pts<h[y].pts){h.splice(y,0,g);break}}else h.push(g)}function S(h){for(var g=h.byteLength,C=[],y=1;y<g-2;)h[y]===0&&h[y+1]===0&&h[y+2]===3?(C.push(y+2),y+=2):y++;if(C.length===0)return h;var f=g-C.length,c=new Uint8Array(f),o=0;for(y=0;y<f;o++,y++)o===C[0]&&(o++,C.shift()),c[y]=h[o];return c}z.default=A},"./src/errors.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"ErrorTypes",function(){return H}),L.d(z,"ErrorDetails",function(){return k});var H;(function(P){P.NETWORK_ERROR="networkError",P.MEDIA_ERROR="mediaError",P.KEY_SYSTEM_ERROR="keySystemError",P.MUX_ERROR="muxError",P.OTHER_ERROR="otherError"})(H||(H={}));var k;(function(P){P.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",P.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",P.KEY_SYSTEM_NO_SESSION="keySystemNoSession",P.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",P.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",P.MANIFEST_LOAD_ERROR="manifestLoadError",P.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",P.MANIFEST_PARSING_ERROR="manifestParsingError",P.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",P.LEVEL_EMPTY_ERROR="levelEmptyError",P.LEVEL_LOAD_ERROR="levelLoadError",P.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",P.LEVEL_SWITCH_ERROR="levelSwitchError",P.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",P.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",P.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",P.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",P.FRAG_LOAD_ERROR="fragLoadError",P.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",P.FRAG_DECRYPT_ERROR="fragDecryptError",P.FRAG_PARSING_ERROR="fragParsingError",P.REMUX_ALLOC_ERROR="remuxAllocError",P.KEY_LOAD_ERROR="keyLoadError",P.KEY_LOAD_TIMEOUT="keyLoadTimeOut",P.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",P.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",P.BUFFER_APPEND_ERROR="bufferAppendError",P.BUFFER_APPENDING_ERROR="bufferAppendingError",P.BUFFER_STALLED_ERROR="bufferStalledError",P.BUFFER_FULL_ERROR="bufferFullError",P.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",P.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",P.INTERNAL_EXCEPTION="internalException",P.INTERNAL_ABORTED="aborted",P.UNKNOWN="unknown"})(k||(k={}))},"./src/events.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"Events",function(){return H});var H;(function(k){k.MEDIA_ATTACHING="hlsMediaAttaching",k.MEDIA_ATTACHED="hlsMediaAttached",k.MEDIA_DETACHING="hlsMediaDetaching",k.MEDIA_DETACHED="hlsMediaDetached",k.BUFFER_RESET="hlsBufferReset",k.BUFFER_CODECS="hlsBufferCodecs",k.BUFFER_CREATED="hlsBufferCreated",k.BUFFER_APPENDING="hlsBufferAppending",k.BUFFER_APPENDED="hlsBufferAppended",k.BUFFER_EOS="hlsBufferEos",k.BUFFER_FLUSHING="hlsBufferFlushing",k.BUFFER_FLUSHED="hlsBufferFlushed",k.MANIFEST_LOADING="hlsManifestLoading",k.MANIFEST_LOADED="hlsManifestLoaded",k.MANIFEST_PARSED="hlsManifestParsed",k.LEVEL_SWITCHING="hlsLevelSwitching",k.LEVEL_SWITCHED="hlsLevelSwitched",k.LEVEL_LOADING="hlsLevelLoading",k.LEVEL_LOADED="hlsLevelLoaded",k.LEVEL_UPDATED="hlsLevelUpdated",k.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",k.LEVELS_UPDATED="hlsLevelsUpdated",k.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",k.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",k.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",k.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",k.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",k.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",k.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",k.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",k.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",k.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",k.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",k.CUES_PARSED="hlsCuesParsed",k.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",k.INIT_PTS_FOUND="hlsInitPtsFound",k.FRAG_LOADING="hlsFragLoading",k.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",k.FRAG_LOADED="hlsFragLoaded",k.FRAG_DECRYPTED="hlsFragDecrypted",k.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",k.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",k.FRAG_PARSING_METADATA="hlsFragParsingMetadata",k.FRAG_PARSED="hlsFragParsed",k.FRAG_BUFFERED="hlsFragBuffered",k.FRAG_CHANGED="hlsFragChanged",k.FPS_DROP="hlsFpsDrop",k.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",k.ERROR="hlsError",k.DESTROYING="hlsDestroying",k.KEY_LOADING="hlsKeyLoading",k.KEY_LOADED="hlsKeyLoaded",k.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",k.BACK_BUFFER_REACHED="hlsBackBufferReached"})(H||(H={}))},"./src/hls.ts":function(re,z,L){"use 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C=this.config,y=C.fLoader,f=C.loader;return new Promise(function(c,o){g.loader&&g.loader.destroy();var a=g.loader=l.loader=y?new y(C):new f(C),m=_(l,S),p={timeout:C.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:C.fragLoadingMaxRetryTimeout,highWaterMark:T};S.stats=a.stats,a.load(m,p,{onSuccess:function(O,U,j,G){g.resetLoader(l,a),g.updateStatsFromPart(l,S);var B={frag:l,part:S,payload:O.data,networkDetails:G};h(B),c(B)},onError:function(O,U,j){g.resetLoader(l,a),o(new b({type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:l,part:S,response:O,networkDetails:j}))},onAbort:function(O,U,j){l.stats.aborted=S.stats.aborted,g.resetLoader(l,a),o(new b({type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:l,part:S,networkDetails:j}))},onTimeout:function(O,U,j){g.resetLoader(l,a),o(new 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g=s.call(this,h)||this,g._decryptdata=null,g.rawProgramDateTime=null,g.programDateTime=null,g.tagList=[],g.duration=0,g.sn=0,g.levelkey=void 0,g.type=void 0,g.loader=null,g.level=-1,g.cc=0,g.startPTS=void 0,g.endPTS=void 0,g.appendedPTS=void 0,g.startDTS=void 0,g.endDTS=void 0,g.start=0,g.deltaPTS=void 0,g.maxStartPTS=void 0,g.minEndPTS=void 0,g.stats=new D.LoadStats,g.urlId=0,g.data=void 0,g.bitrateTest=!1,g.title=null,g.initSegment=null,g.type=S,g}var l=u.prototype;return l.createInitializationVector=function(h){for(var g=new Uint8Array(16),C=12;C<16;C++)g[C]=h>>8*(15-C)&255;return g},l.setDecryptDataFromLevelKey=function(h,g){var C=h;return(h==null?void 0:h.method)==="AES-128"&&h.uri&&!h.iv&&(C=M.LevelKey.fromURI(h.uri),C.method=h.method,C.iv=this.createInitializationVector(g),C.keyFormat="identity"),C},l.setElementaryStreamInfo=function(h,g,C,y,f,c){c===void 0&&(c=!1);var o=this.elementaryStreams,a=o[h];if(!a){o[h]={startPTS:g,endPTS:C,startDTS:y,endDTS:f,partial:c};return}a.startPTS=Math.min(a.startPTS,g),a.endPTS=Math.max(a.endPTS,C),a.startDTS=Math.min(a.startDTS,y),a.endDTS=Math.max(a.endDTS,f)},l.clearElementaryStreamInfo=function(){var h=this.elementaryStreams;h[A.AUDIO]=null,h[A.VIDEO]=null,h[A.AUDIOVIDEO]=null},T(u,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var h=this.sn;typeof h!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&F.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),h=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,h)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(H.isFiniteNumber)(this.programDateTime))return null;var h=Object(H.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+h*1e3}},{key:"encrypted",get:function(){var h;return!!((h=this.decryptdata)!==null&&h!==void 0&&h.keyFormat&&this.decryptdata.uri)}}]),u}(_),d=function(s){R(u,s);function u(l,S,h,g,C){var y;y=s.call(this,h)||this,y.fragOffset=0,y.duration=0,y.gap=!1,y.independent=!1,y.relurl=void 0,y.fragment=void 0,y.index=void 0,y.stats=new D.LoadStats,y.duration=l.decimalFloatingPoint("DURATION"),y.gap=l.bool("GAP"),y.independent=l.bool("INDEPENDENT"),y.relurl=l.enumeratedString("URI"),y.fragment=S,y.index=g;var f=l.enumeratedString("BYTERANGE");return f&&y.setByteRange(f,C),C&&(y.fragOffset=C.fragOffset+C.duration),y}return T(u,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),u}(_)},"./src/loader/key-loader.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return F});var H=L("./src/events.ts"),k=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),F=function(){function M(R){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=R,this._registerListeners()}var D=M.prototype;return D._registerListeners=function(){this.hls.on(H.Events.KEY_LOADING,this.onKeyLoading,this)},D._unregisterListeners=function(){this.hls.off(H.Events.KEY_LOADING,this.onKeyLoading)},D.destroy=function(){this._unregisterListeners();for(var E in this.loaders){var w=this.loaders[E];w&&w.destroy()}this.loaders={}},D.onKeyLoading=function(E,w){var T=w.frag,A=T.type,_=this.loaders[A];if(!T.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var b=T.decryptdata.uri;if(b!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(_&&(P.logger.warn("abort previous key loader for type:"+A),_.abort()),!b){P.logger.warn("key uri is falsy");return}var s=d.loader,u=T.loader=this.loaders[A]=new s(d);this.decrypturl=b,this.decryptkey=null;var l={url:b,frag:T,responseType:"arraybuffer"},S={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},h={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(l,S,h)}else this.decryptkey&&(T.decryptdata.key=this.decryptkey,this.hls.trigger(H.Events.KEY_LOADED,{frag:T}))},D.loadsuccess=function(E,w,T){var A=T.frag;if(!A.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=A.decryptdata.key=new Uint8Array(E.data),A.loader=null,delete this.loaders[A.type],this.hls.trigger(H.Events.KEY_LOADED,{frag:A})},D.loaderror=function(E,w){var T=w.frag,A=T.loader;A&&A.abort(),delete this.loaders[T.type],this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:T,response:E})},D.loadtimeout=function(E,w){var T=w.frag,A=T.loader;A&&A.abort(),delete this.loaders[T.type],this.hls.trigger(H.Events.ERROR,{type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:T})},M}()},"./src/loader/level-details.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"LevelDetails",function(){return M});var H=L("./src/polyfills/number.ts");function k(D,R){for(var E=0;E<R.length;E++){var w=R[E];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(D,w.key,w)}}function P(D,R,E){return R&&k(D.prototype,R),E&&k(D,E),D}var F=10,M=function(){function D(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 R=D.prototype;return R.reloaded=function(w){if(!w){this.advanced=!0,this.updated=!0;return}var T=this.lastPartSn-w.lastPartSn,A=this.lastPartIndex-w.lastPartIndex;this.updated=this.endSN!==w.endSN||!!A||!!T,this.advanced=this.endSN>w.endSN||T>0||T===0&&A>0,this.updated||this.advanced?this.misses=Math.floor(w.misses*.6):this.misses=w.misses+1,this.availabilityDelay=w.availabilityDelay},P(D,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(H.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||F}},{key:"drift",get:function(){var w=this.driftEndTime-this.driftStartTime;if(w>0){var T=this.driftEnd-this.driftStart;return T*1e3/w}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var w;return(w=this.partList)!==null&&w!==void 0&&w.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var w;return(w=this.fragments)!==null&&w!==void 0&&w.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 w;return(w=this.partList)!==null&&w!==void 0&&w.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var w;return(w=this.partList)!==null&&w!==void 0&&w.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),D}()},"./src/loader/level-key.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"LevelKey",function(){return M});var H=L("./node_modules/url-toolkit/src/url-toolkit.js"),k=L.n(H);function P(D,R){for(var E=0;E<R.length;E++){var w=R[E];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(D,w.key,w)}}function F(D,R,E){return R&&P(D.prototype,R),E&&P(D,E),D}var M=function(){D.fromURL=function(E,w){return new D(E,w)},D.fromURI=function(E){return new D(E)};function D(R,E){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,E?this._uri=Object(H.buildAbsoluteURL)(R,E,{alwaysNormalize:!0}):this._uri=R}return F(D,[{key:"uri",get:function(){return this._uri}}]),D}()},"./src/loader/load-stats.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"LoadStats",function(){return H});var H=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return u});var H=L("./src/polyfills/number.ts"),k=L("./node_modules/url-toolkit/src/url-toolkit.js"),P=L.n(k),F=L("./src/loader/fragment.ts"),M=L("./src/loader/level-details.ts"),D=L("./src/loader/level-key.ts"),R=L("./src/utils/attr-list.ts"),E=L("./src/utils/logger.ts"),w=L("./src/utils/codecs.ts"),T=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,A=/#EXT-X-MEDIA:(.*)/g,_=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),b=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function s(C){var y,f;return d.test((y=(f=k.parseURL(C))===null||f===void 0?void 0:f.path)!=null?y:"")}var u=function(){function C(){}return C.findGroup=function(f,c){for(var o=0;o<f.length;o++){var a=f[o];if(a.id===c)return a}},C.convertAVC1ToAVCOTI=function(f){var c=f.split(".");if(c.length>2){var o=c.shift()+".";return o+=parseInt(c.shift()).toString(16),o+=("000"+parseInt(c.shift()).toString(16)).substr(-4),o}return f},C.resolve=function(f,c){return k.buildAbsoluteURL(c,f,{alwaysNormalize:!0})},C.parseMasterPlaylist=function(f,c){var o=[],a={},m=!1;T.lastIndex=0;for(var p;(p=T.exec(f))!=null;)if(p[1]){var v=new R.AttrList(p[1]),O={attrs:v,bitrate:v.decimalInteger("AVERAGE-BANDWIDTH")||v.decimalInteger("BANDWIDTH"),name:v.NAME,url:C.resolve(p[2],c)},U=v.decimalResolution("RESOLUTION");U&&(O.width=U.width,O.height=U.height),l((v.CODECS||"").split(/[ ,]+/).filter(function(G){return G}),O),O.videoCodec&&O.videoCodec.indexOf("avc1")!==-1&&(O.videoCodec=C.convertAVC1ToAVCOTI(O.videoCodec)),o.push(O)}else if(p[3]){var j=new R.AttrList(p[3]);j["DATA-ID"]&&(m=!0,a[j["DATA-ID"]]=j)}return{levels:o,sessionData:m?a:null}},C.parseMasterPlaylistMedia=function(f,c,o,a){a===void 0&&(a=[]);var m,p=[],v=0;for(A.lastIndex=0;(m=A.exec(f))!==null;){var O=new R.AttrList(m[1]);if(O.TYPE===o){var U={attrs:O,bitrate:0,id:v++,groupId:O["GROUP-ID"],instreamId:O["INSTREAM-ID"],name:O.NAME||O.LANGUAGE||"",type:o,default:O.bool("DEFAULT"),autoselect:O.bool("AUTOSELECT"),forced:O.bool("FORCED"),lang:O.LANGUAGE,url:O.URI?C.resolve(O.URI,c):""};if(a.length){var j=C.findGroup(a,U.groupId)||a[0];S(U,j,"audioCodec"),S(U,j,"textCodec")}p.push(U)}}return p},C.parseLevelPlaylist=function(f,c,o,a,m){var p=new M.LevelDetails(c),v=p.fragments,O=null,U=0,j=0,G=0,B=0,N=null,V=new F.Fragment(a,c),$,ie,oe,_e=-1,fe=!1;for(_.lastIndex=0,p.m3u8=f;($=_.exec(f))!==null;){fe&&(fe=!1,V=new F.Fragment(a,c),V.start=G,V.sn=U,V.cc=B,V.level=o,O&&(V.initSegment=O,V.rawProgramDateTime=O.rawProgramDateTime));var Se=$[1];if(Se){V.duration=parseFloat(Se);var be=(" "+$[2]).slice(1);V.title=be||null,V.tagList.push(be?["INF",Se,be]:["INF",Se])}else if($[3])Object(H.isFiniteNumber)(V.duration)&&(V.start=G,oe&&(V.levelkey=oe),V.sn=U,V.level=o,V.cc=B,V.urlId=m,v.push(V),V.relurl=(" "+$[3]).slice(1),g(V,N),N=V,G+=V.duration,U++,j=0,fe=!0);else if($[4]){var me=(" "+$[4]).slice(1);N?V.setByteRange(me,N):V.setByteRange(me)}else if($[5])V.rawProgramDateTime=(" "+$[5]).slice(1),V.tagList.push(["PROGRAM-DATE-TIME",V.rawProgramDateTime]),_e===-1&&(_e=v.length);else{if($=$[0].match(b),!$){E.logger.warn("No matches on slow regex match for level playlist!");continue}for(ie=1;ie<$.length&&!(typeof $[ie]!="undefined");ie++);var le=(" "+$[ie]).slice(1),ue=(" "+$[ie+1]).slice(1),Ee=$[ie+2]?(" "+$[ie+2]).slice(1):"";switch(le){case"PLAYLIST-TYPE":p.type=ue.toUpperCase();break;case"MEDIA-SEQUENCE":U=p.startSN=parseInt(ue);break;case"SKIP":{var Ge=new R.AttrList(ue),Te=Ge.decimalInteger("SKIPPED-SEGMENTS");if(Object(H.isFiniteNumber)(Te)){p.skippedSegments=Te;for(var pe=Te;pe--;)v.unshift(null);U+=Te}var Ae=Ge.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ae&&(p.recentlyRemovedDateranges=Ae.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(ue);break;case"VERSION":p.version=parseInt(ue);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(ue||Ee)&&V.tagList.push(Ee?[ue,Ee]:[ue]);break;case"DIS":B++;case"GAP":V.tagList.push([le]);break;case"BITRATE":V.tagList.push([le,ue]);break;case"DISCONTINUITY-SEQ":B=parseInt(ue);break;case"KEY":{var Ce,we=new R.AttrList(ue),Be=we.enumeratedString("METHOD"),Qe=we.URI,je=we.hexadecimalInteger("IV"),De=we.enumeratedString("KEYFORMATVERSIONS"),Pe=we.enumeratedString("KEYID"),Le=(Ce=we.enumeratedString("KEYFORMAT"))!=null?Ce:"identity",Re=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Re.indexOf(Le)>-1){E.logger.warn("Keyformat "+Le+" is not supported from the manifest");continue}else if(Le!=="identity")continue;Be&&(oe=D.LevelKey.fromURL(c,Qe),Qe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Be)>=0&&(oe.method=Be,oe.keyFormat=Le,Pe&&(oe.keyID=Pe),De&&(oe.keyFormatVersions=De),oe.iv=je));break}case"START":{var Ue=new R.AttrList(ue),We=Ue.decimalFloatingPoint("TIME-OFFSET");Object(H.isFiniteNumber)(We)&&(p.startTimeOffset=We);break}case"MAP":{var ke=new R.AttrList(ue);V.relurl=ke.URI,ke.BYTERANGE&&V.setByteRange(ke.BYTERANGE),V.level=o,V.sn="initSegment",oe&&(V.levelkey=oe),V.initSegment=null,O=V,fe=!0;break}case"SERVER-CONTROL":{var Ke=new R.AttrList(ue);p.canBlockReload=Ke.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=Ke.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&Ke.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=Ke.optionalFloat("PART-HOLD-BACK",0),p.holdBack=Ke.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var ze=new R.AttrList(ue);p.partTarget=ze.decimalFloatingPoint("PART-TARGET");break}case"PART":{var ge=p.partList;ge||(ge=p.partList=[]);var Ye=j>0?ge[ge.length-1]:void 0,He=j++,xe=new F.Part(new R.AttrList(ue),V,c,He,Ye);ge.push(xe),V.duration+=xe.duration;break}case"PRELOAD-HINT":{var Ie=new R.AttrList(ue);p.preloadHint=Ie;break}case"RENDITION-REPORT":{var se=new R.AttrList(ue);p.renditionReports=p.renditionReports||[],p.renditionReports.push(se);break}default:E.logger.warn("line parsed but not handled: "+$);break}}}N&&!N.relurl?(v.pop(),G-=N.duration,p.partList&&(p.fragmentHint=N)):p.partList&&(g(V,N),V.cc=B,p.fragmentHint=V);var te=v.length,ee=v[0],Y=v[te-1];if(G+=p.skippedSegments*p.targetduration,G>0&&te&&Y){p.averagetargetduration=G/te;var Q=Y.sn;p.endSN=Q!=="initSegment"?Q:0,ee&&(p.startCC=ee.cc,ee.initSegment||p.fragments.every(function(Z){return Z.relurl&&s(Z.relurl)})&&(E.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),V=new F.Fragment(a,c),V.relurl=Y.relurl,V.level=o,V.sn="initSegment",ee.initSegment=V,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(G+=p.fragmentHint.duration),p.totalduration=G,p.endCC=B,_e>0&&h(v,_e),p},C}();function l(C,y){["video","audio","text"].forEach(function(f){var c=C.filter(function(a){return Object(w.isCodecType)(a,f)});if(c.length){var o=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[f+"Codec"]=o.length>0?o[0]:c[0],C=C.filter(function(a){return c.indexOf(a)===-1})}}),y.unknownCodecs=C}function S(C,y,f){var c=y[f];c&&(C[f]=c)}function h(C,y){for(var f=C[y],c=y;c--;){var o=C[c];if(!o)return;o.programDateTime=f.programDateTime-o.duration*1e3,f=o}}function g(C,y){C.rawProgramDateTime?C.programDateTime=Date.parse(C.rawProgramDateTime):y!=null&&y.programDateTime&&(C.programDateTime=y.endProgramDateTime),Object(H.isFiniteNumber)(C.programDateTime)||(C.programDateTime=null,C.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/polyfills/number.ts"),k=L("./src/events.ts"),P=L("./src/errors.ts"),F=L("./src/utils/logger.ts"),M=L("./src/utils/mp4-tools.ts"),D=L("./src/loader/m3u8-parser.ts"),R=L("./src/types/loader.ts"),E=L("./src/utils/attr-list.ts");function w(_){var b=_.type;switch(b){case R.PlaylistContextType.AUDIO_TRACK:return R.PlaylistLevelType.AUDIO;case R.PlaylistContextType.SUBTITLE_TRACK:return R.PlaylistLevelType.SUBTITLE;default:return R.PlaylistLevelType.MAIN}}function T(_,b){var d=_.url;return(d===void 0||d.indexOf("data:")===0)&&(d=b.url),d}var A=function(){function _(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var b=_.prototype;return b.registerListeners=function(){var s=this.hls;s.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(k.Events.LEVEL_LOADING,this.onLevelLoading,this),s.on(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),s.on(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},b.unregisterListeners=function(){var s=this.hls;s.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(k.Events.LEVEL_LOADING,this.onLevelLoading,this),s.off(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),s.off(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},b.createInternalLoader=function(s){var u=this.hls.config,l=u.pLoader,S=u.loader,h=l||S,g=new h(u);return s.loader=g,this.loaders[s.type]=g,g},b.getInternalLoader=function(s){return this.loaders[s.type]},b.resetInternalLoader=function(s){this.loaders[s]&&delete this.loaders[s]},b.destroyInternalLoaders=function(){for(var s in this.loaders){var u=this.loaders[s];u&&u.destroy(),this.resetInternalLoader(s)}},b.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},b.onManifestLoading=function(s,u){var l=u.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:R.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},b.onLevelLoading=function(s,u){var l=u.id,S=u.level,h=u.url,g=u.deliveryDirectives;this.load({id:l,groupId:null,level:S,responseType:"text",type:R.PlaylistContextType.LEVEL,url:h,deliveryDirectives:g})},b.onAudioTrackLoading=function(s,u){var l=u.id,S=u.groupId,h=u.url,g=u.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:R.PlaylistContextType.AUDIO_TRACK,url:h,deliveryDirectives:g})},b.onSubtitleTrackLoading=function(s,u){var l=u.id,S=u.groupId,h=u.url,g=u.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:R.PlaylistContextType.SUBTITLE_TRACK,url:h,deliveryDirectives:g})},b.load=function(s){var u,l=this.hls.config,S=this.getInternalLoader(s);if(S){var h=S.context;if(h&&h.url===s.url){F.logger.trace("[playlist-loader]: playlist request ongoing");return}F.logger.log("[playlist-loader]: aborting previous loader for type: "+s.type),S.abort()}var g,C,y,f;switch(s.type){case R.PlaylistContextType.MANIFEST:g=l.manifestLoadingMaxRetry,C=l.manifestLoadingTimeOut,y=l.manifestLoadingRetryDelay,f=l.manifestLoadingMaxRetryTimeout;break;case R.PlaylistContextType.LEVEL:case R.PlaylistContextType.AUDIO_TRACK:case R.PlaylistContextType.SUBTITLE_TRACK:g=0,C=l.levelLoadingTimeOut;break;default:g=l.levelLoadingMaxRetry,C=l.levelLoadingTimeOut,y=l.levelLoadingRetryDelay,f=l.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(s),(u=s.deliveryDirectives)!==null&&u!==void 0&&u.part){var c;if(s.type===R.PlaylistContextType.LEVEL&&s.level!==null?c=this.hls.levels[s.level].details:s.type===R.PlaylistContextType.AUDIO_TRACK&&s.id!==null?c=this.hls.audioTracks[s.id].details:s.type===R.PlaylistContextType.SUBTITLE_TRACK&&s.id!==null&&(c=this.hls.subtitleTracks[s.id].details),c){var o=c.partTarget,a=c.targetduration;o&&a&&(C=Math.min(Math.max(o*3,a*.8)*1e3,C))}}var m={timeout:C,maxRetry:g,retryDelay:y,maxRetryDelay:f,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(s,m,p)},b.loadsuccess=function(s,u,l,S){if(S===void 0&&(S=null),l.isSidxRequest){this.handleSidxRequest(s,l),this.handlePlaylistLoaded(s,u,l,S);return}this.resetInternalLoader(l.type);var h=s.data;if(h.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(s,l,"no EXTM3U delimiter",S);return}u.parsing.start=performance.now(),h.indexOf("#EXTINF:")>0||h.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(s,u,l,S):this.handleMasterPlaylist(s,u,l,S)},b.loaderror=function(s,u,l){l===void 0&&(l=null),this.handleNetworkError(u,l,!1,s)},b.loadtimeout=function(s,u,l){l===void 0&&(l=null),this.handleNetworkError(u,l,!0)},b.handleMasterPlaylist=function(s,u,l,S){var h=this.hls,g=s.data,C=T(s,l),y=D.default.parseMasterPlaylist(g,C),f=y.levels,c=y.sessionData;if(!f.length){this.handleManifestParsingError(s,l,"no level found in manifest",S);return}var o=f.map(function(U){return{id:U.attrs.AUDIO,audioCodec:U.audioCodec}}),a=f.map(function(U){return{id:U.attrs.SUBTITLES,textCodec:U.textCodec}}),m=D.default.parseMasterPlaylistMedia(g,C,"AUDIO",o),p=D.default.parseMasterPlaylistMedia(g,C,"SUBTITLES",a),v=D.default.parseMasterPlaylistMedia(g,C,"CLOSED-CAPTIONS");if(m.length){var O=m.some(function(U){return!U.url});!O&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(F.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),m.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new E.AttrList({}),bitrate:0,url:""}))}h.trigger(k.Events.MANIFEST_LOADED,{levels:f,audioTracks:m,subtitles:p,captions:v,url:C,stats:u,networkDetails:S,sessionData:c})},b.handleTrackOrLevelPlaylist=function(s,u,l,S){var h=this.hls,g=l.id,C=l.level,y=l.type,f=T(s,l),c=Object(H.isFiniteNumber)(g)?g:0,o=Object(H.isFiniteNumber)(C)?C:c,a=w(l),m=D.default.parseLevelPlaylist(s.data,f,o,a,c);if(!m.fragments.length){h.trigger(k.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(y===R.PlaylistContextType.MANIFEST){var p={attrs:new E.AttrList({}),bitrate:0,details:m,name:"",url:f};h.trigger(k.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:f,stats:u,networkDetails:S,sessionData:null})}if(u.parsing.end=performance.now(),m.needSidxRanges){var v,O=(v=m.fragments[0].initSegment)===null||v===void 0?void 0:v.url;this.load({url:O,isSidxRequest:!0,type:y,level:C,levelDetails:m,id:g,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=m,this.handlePlaylistLoaded(s,u,l,S)},b.handleSidxRequest=function(s,u){var l=Object(M.parseSegmentIndex)(new Uint8Array(s.data));if(!l)return;var S=l.references,h=u.levelDetails;S.forEach(function(g,C){var y=g.info,f=h.fragments[C];f.byteRange.length===0&&f.setByteRange(String(1+y.end-y.start)+"@"+String(y.start)),f.initSegment&&f.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},b.handleManifestParsingError=function(s,u,l,S){this.hls.trigger(k.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:u.type===R.PlaylistContextType.MANIFEST,url:s.url,reason:l,response:s,context:u,networkDetails:S})},b.handleNetworkError=function(s,u,l,S){l===void 0&&(l=!1),F.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+s.type+" level: "+s.level+" id: "+s.id+' group-id: "'+s.groupId+'"');var h=P.ErrorDetails.UNKNOWN,g=!1,C=this.getInternalLoader(s);switch(s.type){case R.PlaylistContextType.MANIFEST:h=l?P.ErrorDetails.MANIFEST_LOAD_TIMEOUT:P.ErrorDetails.MANIFEST_LOAD_ERROR,g=!0;break;case R.PlaylistContextType.LEVEL:h=l?P.ErrorDetails.LEVEL_LOAD_TIMEOUT:P.ErrorDetails.LEVEL_LOAD_ERROR,g=!1;break;case 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P.box(P.types.hdlr,P.HDLR_TYPES[M])},P.mdat=function(M){return P.box(P.types.mdat,M)},P.mdhd=function(M,D){D*=M;var R=Math.floor(D/(H+1)),E=Math.floor(D%(H+1));return P.box(P.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,M>>24&255,M>>16&255,M>>8&255,M&255,R>>24,R>>16&255,R>>8&255,R&255,E>>24,E>>16&255,E>>8&255,E&255,85,196,0,0]))},P.mdia=function(M){return P.box(P.types.mdia,P.mdhd(M.timescale,M.duration),P.hdlr(M.type),P.minf(M))},P.mfhd=function(M){return P.box(P.types.mfhd,new Uint8Array([0,0,0,0,M>>24,M>>16&255,M>>8&255,M&255]))},P.minf=function(M){return M.type==="audio"?P.box(P.types.minf,P.box(P.types.smhd,P.SMHD),P.DINF,P.stbl(M)):P.box(P.types.minf,P.box(P.types.vmhd,P.VMHD),P.DINF,P.stbl(M))},P.moof=function(M,D,R){return P.box(P.types.moof,P.mfhd(M),P.traf(R,D))},P.moov=function(M){for(var D=M.length,R=[];D--;)R[D]=P.trak(M[D]);return P.box.apply(null,[P.types.moov,P.mvhd(M[0].timescale,M[0].duration)].concat(R).concat(P.mvex(M)))},P.mvex=function(M){for(var D=M.length,R=[];D--;)R[D]=P.trex(M[D]);return P.box.apply(null,[P.types.mvex].concat(R))},P.mvhd=function(M,D){D*=M;var R=Math.floor(D/(H+1)),E=Math.floor(D%(H+1)),w=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,M>>24&255,M>>16&255,M>>8&255,M&255,R>>24,R>>16&255,R>>8&255,R&255,E>>24,E>>16&255,E>>8&255,E&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return P.box(P.types.mvhd,w)},P.sdtp=function(M){var D=M.samples||[],R=new Uint8Array(4+D.length),E,w;for(E=0;E<D.length;E++)w=D[E].flags,R[E+4]=w.dependsOn<<4|w.isDependedOn<<2|w.hasRedundancy;return P.box(P.types.sdtp,R)},P.stbl=function(M){return P.box(P.types.stbl,P.stsd(M),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(M){var D=[],R=[],E,w,T;for(E=0;E<M.sps.length;E++)w=M.sps[E],T=w.byteLength,D.push(T>>>8&255),D.push(T&255),D=D.concat(Array.prototype.slice.call(w));for(E=0;E<M.pps.length;E++)w=M.pps[E],T=w.byteLength,R.push(T>>>8&255),R.push(T&255),R=R.concat(Array.prototype.slice.call(w));var A=P.box(P.types.avcC,new Uint8Array([1,D[3],D[4],D[5],252|3,224|M.sps.length].concat(D).concat([M.pps.length]).concat(R))),_=M.width,b=M.height,d=M.pixelRatio[0],s=M.pixelRatio[1];return P.box(P.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,_>>8&255,_&255,b>>8&255,b&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),A,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,s>>24,s>>16&255,s>>8&255,s&255])))},P.esds=function(M){var D=M.config.length;return new Uint8Array([0,0,0,0,3,23+D,0,1,0,4,15+D,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([D]).concat(M.config).concat([6,1,2]))},P.mp4a=function(M){var D=M.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,M.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]),P.box(P.types.esds,P.esds(M)))},P.mp3=function(M){var D=M.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,M.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]))},P.stsd=function(M){return M.type==="audio"?!M.isAAC&&M.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(M)):P.box(P.types.stsd,P.STSD,P.mp4a(M)):P.box(P.types.stsd,P.STSD,P.avc1(M))},P.tkhd=function(M){var D=M.id,R=M.duration*M.timescale,E=M.width,w=M.height,T=Math.floor(R/(H+1)),A=Math.floor(R%(H+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,D>>24&255,D>>16&255,D>>8&255,D&255,0,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,A>>24,A>>16&255,A>>8&255,A&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,E>>8&255,E&255,0,0,w>>8&255,w&255,0,0]))},P.traf=function(M,D){var R=P.sdtp(M),E=M.id,w=Math.floor(D/(H+1)),T=Math.floor(D%(H+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,E>>24,E>>16&255,E>>8&255,E&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,w>>24,w>>16&255,w>>8&255,w&255,T>>24,T>>16&255,T>>8&255,T&255])),P.trun(M,R.length+16+20+8+16+8+8),R)},P.trak=function(M){return M.duration=M.duration||4294967295,P.box(P.types.trak,P.tkhd(M),P.mdia(M))},P.trex=function(M){var D=M.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(M,D){var R=M.samples||[],E=R.length,w=12+16*E,T=new Uint8Array(w),A,_,b,d,s,u;for(D+=8+w,T.set([0,0,15,1,E>>>24&255,E>>>16&255,E>>>8&255,E&255,D>>>24&255,D>>>16&255,D>>>8&255,D&255],0),A=0;A<E;A++)_=R[A],b=_.duration,d=_.size,s=_.flags,u=_.cts,T.set([b>>>24&255,b>>>16&255,b>>>8&255,b&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,s.degradPrio&240<<8,s.degradPrio&15,u>>>24&255,u>>>16&255,u>>>8&255,u&255],12+16*A);return P.box(P.types.trun,T)},P.initSegment=function(M){P.types||P.init();var D=P.moov(M),R=new Uint8Array(P.FTYP.byteLength+D.byteLength);return R.set(P.FTYP),R.set(D,P.FTYP.byteLength),R},P}();k.types=void 0,k.HDLR_TYPES=void 0,k.STTS=void 0,k.STSC=void 0,k.STCO=void 0,k.STSZ=void 0,k.VMHD=void 0,k.SMHD=void 0,k.STSD=void 0,k.FTYP=void 0,k.DINF=void 0,z.default=k},"./src/remux/mp4-remuxer.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return u}),L.d(z,"normalizePts",function(){return l});var H=L("./src/polyfills/number.ts"),k=L("./src/remux/aac-helper.ts"),P=L("./src/remux/mp4-generator.ts"),F=L("./src/events.ts"),M=L("./src/errors.ts"),D=L("./src/utils/logger.ts"),R=L("./src/types/loader.ts"),E=L("./src/utils/timescale-conversion.ts");function w(){return w=Object.assign||function(C){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var c in f)Object.prototype.hasOwnProperty.call(f,c)&&(C[c]=f[c])}return C},w.apply(this,arguments)}var T=10*1e3,A=1024,_=1152,b=null,d=null,s=!1,u=function(){function C(f,c,o,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=f,this.config=c,this.typeSupported=o,this.ISGenerated=!1,b===null){var m=navigator.userAgent||"",p=m.match(/Chrome\/(\d+)/i);b=p?parseInt(p[1]):0}if(d===null){var v=navigator.userAgent.match(/Safari\/(\d+)/i);d=v?parseInt(v[1]):0}s=!!b&&b<75||!!d&&d<600}var y=C.prototype;return y.destroy=function(){},y.resetTimeStamp=function(c){D.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},y.resetNextTimestamp=function(){D.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){D.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(c){var o=!1,a=c.reduce(function(m,p){var v=p.pts-m;return v<-4294967296?(o=!0,l(m,p.pts)):v>0?m:p.pts},c[0].pts);return o&&D.logger.debug("PTS rollover detected"),a},y.remux=function(c,o,a,m,p,v,O,U){var j,G,B,N,V,$,ie=p,oe=p,_e=c.pid>-1,fe=o.pid>-1,Se=o.samples.length,be=c.samples.length>0,me=Se>1,le=(!_e||be)&&(!fe||me)||this.ISGenerated||O;if(le){this.ISGenerated||(B=this.generateIS(c,o,p));var ue=this.isVideoContiguous,Ee=-1;if(me&&(Ee=S(o.samples),!ue&&this.config.forceKeyFrameOnDiscontinuity))if($=!0,Ee>0){D.logger.warn("[mp4-remuxer]: Dropped "+Ee+" out of "+Se+" video samples due to a missing keyframe");var Ge=this.getVideoStartPts(o.samples);o.samples=o.samples.slice(Ee),o.dropped+=Ee,oe+=(o.samples[0].pts-Ge)/(o.timescale||9e4)}else Ee===-1&&(D.logger.warn("[mp4-remuxer]: No keyframe found out of "+Se+" video samples"),$=!1);if(this.ISGenerated){if(be&&me){var Te=this.getVideoStartPts(o.samples),pe=l(c.samples[0].pts,Te)-Te,Ae=pe/o.inputTimeScale;ie+=Math.max(0,Ae),oe+=Math.max(0,-Ae)}if(be){if(c.samplerate||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(c,o,p)),G=this.remuxAudio(c,ie,this.isAudioContiguous,v,fe||me||U===R.PlaylistLevelType.AUDIO?oe:void 0),me){var Ce=G?G.endPTS-G.startPTS:0;o.inputTimeScale||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(c,o,p)),j=this.remuxVideo(o,oe,ue,Ce)}}else me&&(j=this.remuxVideo(o,oe,ue,0));j&&(j.firstKeyFrame=Ee,j.independent=Ee!==-1)}}return this.ISGenerated&&(a.samples.length&&(V=this.remuxID3(a,p)),m.samples.length&&(N=this.remuxText(m,p))),{audio:G,video:j,initSegment:B,independent:$,text:N,id3:V}},y.generateIS=function(c,o,a){var m=c.samples,p=o.samples,v=this.typeSupported,O={},U=!Object(H.isFiniteNumber)(this._initPTS),j="audio/mp4",G,B,N;if(U&&(G=B=Infinity),c.config&&m.length&&(c.timescale=c.samplerate,c.isAAC||(v.mpeg?(j="audio/mpeg",c.codec=""):v.mp3&&(c.codec="mp3")),O.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&v.mpeg?new Uint8Array(0):P.default.initSegment([c]),metadata:{channelCount:c.channelCount}},U&&(N=c.inputTimeScale,G=B=m[0].pts-Math.round(N*a))),o.sps&&o.pps&&p.length&&(o.timescale=o.inputTimeScale,O.video={id:"main",container:"video/mp4",codec:o.codec,initSegment:P.default.initSegment([o]),metadata:{width:o.width,height:o.height}},U)){N=o.inputTimeScale;var V=this.getVideoStartPts(p),$=Math.round(N*a);B=Math.min(B,l(p[0].dts,V)-$),G=Math.min(G,V-$)}if(Object.keys(O).length)return this.ISGenerated=!0,U&&(this._initPTS=G,this._initDTS=B),{tracks:O,initPTS:G,timescale:N}},y.remuxVideo=function(c,o,a,m){var p=c.inputTimeScale,v=c.samples,O=[],U=v.length,j=this._initPTS,G=this.nextAvcDts,B=8,N,V,$,ie=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,_e=0,fe=!1;if(!a||G===null){var Se=o*p,be=v[0].pts-l(v[0].dts,v[0].pts);G=Se-be}for(var me=0;me<U;me++){var le=v[me];if(le.pts=l(le.pts-j,G),le.dts=l(le.dts-j,G),le.dts>le.pts){var ue=9e4*.2;_e=Math.max(Math.min(_e,le.pts-le.dts),-1*ue)}le.dts<v[me>0?me-1:me].dts&&(fe=!0)}fe&&v.sort(function(gt,yt){var st=gt.dts-yt.dts,_t=gt.pts-yt.pts;return st||_t}),V=v[0].dts,$=v[v.length-1].dts;var Ee=Math.round(($-V)/(U-1));if(_e<0){if(_e<Ee*-2){D.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(E.toMsFromMpegTsClock)(-Ee,!0)+" ms");for(var Ge=_e,Te=0;Te<U;Te++)v[Te].dts=Ge=Math.max(Ge,v[Te].pts-Ee),v[Te].pts=Math.max(Ge,v[Te].pts)}else{D.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(E.toMsFromMpegTsClock)(_e,!0)+" ms to overcome this issue");for(var pe=0;pe<U;pe++)v[pe].dts=v[pe].dts+_e}V=v[0].dts}if(a){var Ae=V-G,Ce=Ae>Ee,we=Ae<-1;if(Ce||we){Ce?D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(Ae,!0)+" ms ("+Ae+"dts) hole between fragments detected, filling it"):D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(-Ae,!0)+" ms ("+Ae+"dts) overlapping between fragments detected"),V=G;var Be=v[0].pts-Ae;v[0].dts=V,v[0].pts=Be,D.logger.log("Video: First PTS/DTS adjusted: "+Object(E.toMsFromMpegTsClock)(Be,!0)+"/"+Object(E.toMsFromMpegTsClock)(V,!0)+", delta: "+Object(E.toMsFromMpegTsClock)(Ae,!0)+" ms")}}s&&(V=Math.max(0,V));for(var Qe=0,je=0,De=0;De<U;De++){for(var Pe=v[De],Le=Pe.units,Re=Le.length,Ue=0,We=0;We<Re;We++)Ue+=Le[We].data.length;je+=Ue,Qe+=Re,Pe.length=Ue,Pe.dts=Math.max(Pe.dts,V),Pe.pts=Math.max(Pe.pts,Pe.dts,0),ie=Math.min(Pe.pts,ie),oe=Math.max(Pe.pts,oe)}$=v[U-1].dts;var ke=je+4*Qe+8,Ke;try{Ke=new Uint8Array(ke)}catch(gt){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:M.ErrorTypes.MUX_ERROR,details:M.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ke,reason:"fail allocating video mdat "+ke});return}var ze=new DataView(Ke.buffer);ze.setUint32(0,ke),Ke.set(P.default.types.mdat,4);for(var ge=0;ge<U;ge++){for(var Ye=v[ge],He=Ye.units,xe=0,Ie=0,se=He.length;Ie<se;Ie++){var te=He[Ie],ee=te.data,Y=te.data.byteLength;ze.setUint32(B,Y),B+=4,Ke.set(ee,B),B+=Y,xe+=4+Y}if(ge<U-1)N=v[ge+1].dts-Ye.dts;else{var Q=this.config,Z=Ye.dts-v[ge>0?ge-1:ge].dts;if(Q.stretchShortVideoTrack&&this.nextAudioPts!==null){var q=Math.floor(Q.maxBufferHole*p),de=(m?ie+m*p:this.nextAudioPts)-Ye.pts;de>q?(N=de-Z,N<0&&(N=Z),D.logger.log("[mp4-remuxer]: It is approximately "+de/90+" ms to the next segment; using duration "+N/90+" ms for the last video frame.")):N=Z}else N=Z}var ye=Math.round(Ye.pts-Ye.dts);O.push(new h(Ye.key,N,xe,ye))}if(O.length&&b&&b<70){var Me=O[0].flags;Me.dependsOn=2,Me.isNonSync=0}console.assert(N!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=G=$+N,this.isVideoContiguous=!0;var et=P.default.moof(c.sequenceNumber++,V,w({},c,{samples:O})),qe="video",at={data1:et,data2:Ke,startPTS:ie/p,endPTS:(oe+N)/p,startDTS:V/p,endDTS:G/p,type:qe,hasAudio:!1,hasVideo:!0,nb:O.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Ke.length,"MDAT length must not be zero"),at},y.remuxAudio=function(c,o,a,m,p){var v=c.inputTimeScale,O=c.samplerate?c.samplerate:v,U=v/O,j=c.isAAC?A:_,G=j*U,B=this._initPTS,N=!c.isAAC&&this.typeSupported.mpeg,V=[],$=c.samples,ie=N?0:8,oe=this.nextAudioPts||-1,_e=o*v;if(this.isAudioContiguous=a=a||$.length&&oe>0&&(m&&Math.abs(_e-oe)<9e3||Math.abs(l($[0].pts-B,_e)-oe)<20*G),$.forEach(function(ee){ee.pts=l(ee.pts-B,_e)}),!a||oe<0){if($=$.filter(function(ee){return ee.pts>=0}),!$.length)return;p===0?oe=0:m?oe=Math.max(0,_e):oe=$[0].pts}if(c.isAAC)for(var fe=p!==void 0,Se=this.config.maxAudioFramesDrift,be=0,me=oe;be<$.length;be++){var le=$[be],ue=le.pts,Ee=ue-me,Ge=Math.abs(1e3*Ee/v);if(Ee<=-Se*G&&fe)be===0&&(D.logger.warn("Audio frame @ "+(ue/v).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Ee/v)+" ms."),this.nextAudioPts=oe=me=ue);else if(Ee>=Se*G&&Ge<T&&fe){var Te=Math.round(Ee/G);me=ue-Te*G,me<0&&(Te--,me+=G),be===0&&(this.nextAudioPts=oe=me),D.logger.warn("[mp4-remuxer]: Injecting "+Te+" audio frame @ "+(me/v).toFixed(3)+"s due to "+Math.round(1e3*Ee/v)+" ms gap.");for(var pe=0;pe<Te;pe++){var Ae=Math.max(me,0),Ce=k.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);Ce||(D.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),Ce=le.unit.subarray()),$.splice(be,0,{unit:Ce,pts:Ae}),me+=G,be++}}le.pts=me,me+=G}for(var we=null,Be=null,Qe,je=0,De=$.length;De--;)je+=$[De].unit.byteLength;for(var Pe=0,Le=$.length;Pe<Le;Pe++){var Re=$[Pe],Ue=Re.unit,We=Re.pts;if(Be!==null){var ke=V[Pe-1];ke.duration=Math.round((We-Be)/U)}else if(a&&c.isAAC&&(We=oe),we=We,je>0){je+=ie;try{Qe=new Uint8Array(je)}catch(ee){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:M.ErrorTypes.MUX_ERROR,details:M.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:je,reason:"fail allocating audio mdat "+je});return}if(!N){var Ke=new DataView(Qe.buffer);Ke.setUint32(0,je),Qe.set(P.default.types.mdat,4)}}else return;Qe.set(Ue,ie);var ze=Ue.byteLength;ie+=ze,V.push(new h(!0,j,ze,0)),Be=We}var ge=V.length;if(!ge)return;var Ye=V[V.length-1];this.nextAudioPts=oe=Be+U*Ye.duration;var He=N?new Uint8Array(0):P.default.moof(c.sequenceNumber++,we/U,w({},c,{samples:V}));c.samples=[];var xe=we/v,Ie=oe/v,se="audio",te={data1:He,data2:Qe,startPTS:xe,endPTS:Ie,startDTS:xe,endDTS:Ie,type:se,hasAudio:!0,hasVideo:!1,nb:ge};return this.isAudioContiguous=!0,console.assert(Qe.length,"MDAT length must not be zero"),te},y.remuxEmptyAudio=function(c,o,a,m){var p=c.inputTimeScale,v=c.samplerate?c.samplerate:p,O=p/v,U=this.nextAudioPts,j=(U!==null?U:m.startDTS*p)+this._initDTS,G=m.endDTS*p+this._initDTS,B=O*A,N=Math.ceil((G-j)/B),V=k.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(D.logger.warn("[mp4-remuxer]: remux empty Audio"),!V){D.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var $=[],ie=0;ie<N;ie++){var oe=j+ie*B;$.push({unit:V,pts:oe,dts:oe})}return c.samples=$,this.remuxAudio(c,o,a,!1)},y.remuxID3=function(c,o){var a=c.samples.length;if(!a)return;for(var m=c.inputTimeScale,p=this._initPTS,v=this._initDTS,O=0;O<a;O++){var U=c.samples[O];U.pts=l(U.pts-p,o*m)/m,U.dts=l(U.dts-v,o*m)/m}var j=c.samples;return c.samples=[],{samples:j}},y.remuxText=function(c,o){var a=c.samples.length;if(!a)return;for(var m=c.inputTimeScale,p=this._initPTS,v=0;v<a;v++){var O=c.samples[v];O.pts=l(O.pts-p,o*m)/m}c.samples.sort(function(j,G){return j.pts-G.pts});var U=c.samples;return c.samples=[],{samples:U}},C}();function l(C,y){var f;if(y===null)return C;for(y<C?f=-8589934592:f=8589934592;Math.abs(C-y)>4294967296;)C+=f;return C}function S(C){for(var y=0;y<C.length;y++)if(C[y].key)return y;return-1}var h=function(y,f,c,o){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=f,this.size=c,this.cts=o,this.flags=new g(y)},g=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/polyfills/number.ts"),k=L("./src/utils/mp4-tools.ts"),P=L("./src/loader/fragment.ts"),F=L("./src/utils/logger.ts"),M=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 w=E.prototype;return w.destroy=function(){},w.resetTimeStamp=function(A){this.initPTS=A,this.lastEndDTS=null},w.resetNextTimestamp=function(){this.lastEndDTS=null},w.resetInitSegment=function(A,_,b){this.audioCodec=_,this.videoCodec=b,this.generateInitSegment(A),this.emitInitSegment=!0},w.generateInitSegment=function(A){var 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0,this.uchar=o||" ",this.penState=new d(a,m,p,v,O)}var c=f.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,m){this.uchar=a,this.penState.copy(m)},c.setPenState=function(a){this.penState.copy(a)},c.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},c.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},f}(),u=function(){function f(o){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<M;a++)this.chars.push(new s);this.logger=o,this.pos=0,this.currPenState=new d}var c=f.prototype;return c.equals=function(a){for(var m=!0,p=0;p<M;p++)if(!this.chars[p].equals(a.chars[p])){m=!1;break}return m},c.copy=function(a){for(var m=0;m<M;m++)this.chars[m].copy(a.chars[m])},c.isEmpty=function(){for(var a=!0,m=0;m<M;m++)if(!this.chars[m].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(A.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>M&&(this.logger.log(A.DEBUG,"Too large cursor position "+this.pos),this.pos=M)},c.moveCursor=function(a){var m=this.pos+a;if(a>1)for(var p=this.pos+1;p<m+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(m)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var m=P(a);if(this.pos>=M){this.logger.log(A.ERROR,"Cannot insert "+a.toString(16)+" ("+m+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(m,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(a){var m;for(m=a;m<M;m++)this.chars[m].reset()},c.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},c.clearToEndOfRow=function(){this.clearFromPos(this.pos)},c.getTextString=function(){for(var a=[],m=!0,p=0;p<M;p++){var v=this.chars[p].uchar;v!==" "&&(m=!1),a.push(v)}return m?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var m=this.chars[this.pos];m.setPenState(this.currPenState)},f}(),l=function(){function f(o){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<F;a++)this.rows.push(new u(o));this.logger=o,this.currRow=F-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=f.prototype;return c.reset=function(){for(var a=0;a<F;a++)this.rows[a].clear();this.currRow=F-1},c.equals=function(a){for(var m=!0,p=0;p<F;p++)if(!this.rows[p].equals(a.rows[p])){m=!1;break}return m},c.copy=function(a){for(var m=0;m<F;m++)this.rows[m].copy(a.rows[m])},c.isEmpty=function(){for(var a=!0,m=0;m<F;m++)if(!this.rows[m].isEmpty()){a=!1;break}return a},c.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},c.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},c.insertChar=function(a){var m=this.rows[this.currRow];m.insertChar(a)},c.setPen=function(a){var m=this.rows[this.currRow];m.setPenStyles(a)},c.moveCursor=function(a){var m=this.rows[this.currRow];m.moveCursor(a)},c.setCursor=function(a){this.logger.log(A.INFO,"setCursor: "+a);var m=this.rows[this.currRow];m.setCursor(a)},c.setPAC=function(a){this.logger.log(A.INFO,"pacData = "+JSON.stringify(a));var m=a.row-1;if(this.nrRollUpRows&&m<this.nrRollUpRows-1&&(m=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==m){for(var p=0;p<F;p++)this.rows[p].clear();var v=this.currRow+1-this.nrRollUpRows,O=this.lastOutputScreen;if(O){var U=O.rows[v].cueStartTime,j=this.logger.time;if(U&&j!==null&&U<j)for(var G=0;G<this.nrRollUpRows;G++)this.rows[m-this.nrRollUpRows+G+1].copy(O.rows[v+G])}}this.currRow=m;var B=this.rows[this.currRow];if(a.indent!==null){var N=a.indent,V=Math.max(N-1,0);B.setCursor(a.indent),a.color=B.chars[V].penState.foreground}var $={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen($)},c.setBkgData=function(a){this.logger.log(A.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},c.setRollUpRows=function(a){this.nrRollUpRows=a},c.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(A.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(A.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,m=this.rows.splice(a,1)[0];m.clear(),this.rows.splice(this.currRow,0,m),this.logger.log(A.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var m=[],p="",v=-1,O=0;O<F;O++){var U=this.rows[O].getTextString();U&&(v=O+1,a?m.push("Row "+v+": '"+U+"'"):m.push(U.trim()))}return m.length>0&&(a?p="["+m.join(" | ")+"]":p=m.join(`
`)),p},c.getTextAndFormat=function(){return this.rows},f}(),S=function(){function f(o,a,m){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=o,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new l(m),this.nonDisplayedMemory=new l(m),this.lastOutputScreen=new l(m),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=m}var c=f.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(a){this.outputFilter=a},c.setPAC=function(a){this.writeScreen.setPAC(a)},c.setBkgData=function(a){this.writeScreen.setBkgData(a)},c.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(A.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},c.insertChars=function(a){for(var m=0;m<a.length;m++)this.writeScreen.insertChar(a[m]);var p=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(A.INFO,p+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(A.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},c.ccRCL=function(){this.logger.log(A.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(A.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(A.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(A.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(A.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(A.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(A.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(A.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(A.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(A.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(A.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(A.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(A.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(A.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var m={flash:!1};if(m.underline=a%2===1,m.italics=a>=46,m.italics)m.foreground="white";else{var p=Math.floor(a/2)-16,v=["white","green","blue","cyan","red","yellow","magenta"];m.foreground=v[p]}this.logger.log(A.INFO,"MIDROW: "+JSON.stringify(m)),this.writeScreen.setPen(m)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var m=this.logger.time;if(m===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=m:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,m,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:m),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},f}(),h=function(){function f(o,a,m){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new _;this.channels=[null,new S(o,a,p),new S(o+1,m,p)],this.cmdHistory=y(),this.logger=p}var c=f.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,m){this.channels[a].setHandler(m)},c.addData=function(a,m){var p,v,O,U=!1;this.logger.time=a;for(var j=0;j<m.length;j+=2){if(v=m[j]&127,O=m[j+1]&127,v===0&&O===0)continue;if(this.logger.log(A.DATA,"["+b([m[j],m[j+1]])+"] -> ("+b([v,O])+")"),p=this.parseCmd(v,O),p||(p=this.parseMidrow(v,O)),p||(p=this.parsePAC(v,O)),p||(p=this.parseBackgroundAttributes(v,O)),!p&&(U=this.parseChars(v,O),U)){var G=this.currentChannel;if(G&&G>0){var B=this.channels[G];B.insertChars(U)}else this.logger.log(A.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!U&&this.logger.log(A.WARNING,"Couldn't parse cleaned data "+b([v,O])+" orig: "+b([m[j],m[j+1]]))}},c.parseCmd=function(a,m){var p=this.cmdHistory,v=(a===20||a===28||a===21||a===29)&&m>=32&&m<=47,O=(a===23||a===31)&&m>=33&&m<=35;if(!(v||O))return!1;if(C(a,m,p))return g(null,null,p),this.logger.log(A.DEBUG,"Repeated command ("+b([a,m])+") is dropped"),!0;var U=a===20||a===21||a===23?1:2,j=this.channels[U];return a===20||a===21||a===28||a===29?m===32?j.ccRCL():m===33?j.ccBS():m===34?j.ccAOF():m===35?j.ccAON():m===36?j.ccDER():m===37?j.ccRU(2):m===38?j.ccRU(3):m===39?j.ccRU(4):m===40?j.ccFON():m===41?j.ccRDC():m===42?j.ccTR():m===43?j.ccRTD():m===44?j.ccEDM():m===45?j.ccCR():m===46?j.ccENM():m===47&&j.ccEOC():j.ccTO(m-32),g(a,m,p),this.currentChannel=U,!0},c.parseMidrow=function(a,m){var p=0;if((a===17||a===25)&&m>=32&&m<=47){if(a===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(A.ERROR,"Mismatch channel in midrow parsing"),!1;var v=this.channels[p];return v?(v.ccMIDROW(m),this.logger.log(A.DEBUG,"MIDROW ("+b([a,m])+")"),!0):!1}return!1},c.parsePAC=function(a,m){var p,v=this.cmdHistory,O=(a>=17&&a<=23||a>=25&&a<=31)&&m>=64&&m<=127,U=(a===16||a===24)&&m>=64&&m<=95;if(!(O||U))return!1;if(C(a,m,v))return g(null,null,v),!0;var j=a<=23?1:2;m>=64&&m<=95?p=j===1?D[a]:E[a]:p=j===1?R[a]:w[a];var G=this.channels[j];return G?(G.setPAC(this.interpretPAC(p,m)),g(a,m,v),this.currentChannel=j,!0):!1},c.interpretPAC=function(a,m){var p,v={color:null,italics:!1,indent:null,underline:!1,row:a};return m>95?p=m-96:p=m-64,v.underline=(p&1)===1,p<=13?v.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(p/2)]:p<=15?(v.italics=!0,v.color="white"):v.indent=Math.floor((p-16)/2)*4,v},c.parseChars=function(a,m){var p,v=null,O=null;if(a>=25?(p=2,O=a-8):(p=1,O=a),O>=17&&O<=19){var U;O===17?U=m+80:O===18?U=m+112:U=m+144,this.logger.log(A.INFO,"Special char '"+P(U)+"' in channel "+p),v=[U]}else a>=32&&a<=127&&(v=m===0?[a]:[a,m]);if(v){var j=b(v);this.logger.log(A.DEBUG,"Char codes =  "+j.join(",")),g(a,m,this.cmdHistory)}return v},c.parseBackgroundAttributes=function(a,m){var p=(a===16||a===24)&&m>=32&&m<=47,v=(a===23||a===31)&&m>=45&&m<=47;if(!(p||v))return!1;var O,U={};a===16||a===24?(O=Math.floor((m-32)/2),U.background=T[O],m%2===1&&(U.background=U.background+"_semi")):m===45?U.background="transparent":(U.foreground="black",m===47&&(U.underline=!0));var j=a<=23?1:2,G=this.channels[j];return G.setBkgData(U),g(a,m,this.cmdHistory),!0},c.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var m=this.channels[a];m&&m.reset()}this.cmdHistory=y()},c.cueSplitAtTime=function(a){for(var m=0;m<this.channels.length;m++){var p=this.channels[m];p&&p.cueSplitAtTime(a)}},f}();function g(f,c,o){o.a=f,o.b=c}function C(f,c,o){return o.a===f&&o.b===c}function y(){return{a:null,b:null}}z.default=h},"./src/utils/codecs.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"isCodecType",function(){return k}),L.d(z,"isCodecSupportedInMp4",function(){return P});var H={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function k(F,M){var D=H[M];return!!D&&D[F.slice(0,4)]===!0}function P(F,M){return MediaSource.isTypeSupported((M||"video")+'/mp4;codecs="'+F+'"')}},"./src/utils/cues.ts":function(re,z,L){"use strict";L.r(z);var H=L("./src/utils/vttparser.ts"),k=L("./src/utils/webvtt-parser.ts"),P=L("./src/utils/texttrack-utils.ts"),F=/\s/,M={newCue:function(R,E,w,T){for(var A=[],_,b,d,s,u,l=self.VTTCue||self.TextTrackCue,S=0;S<T.rows.length;S++)if(_=T.rows[S],d=!0,s=0,u="",!_.isEmpty()){for(var h=0;h<_.chars.length;h++)F.test(_.chars[h].uchar)&&d?s++:(u+=_.chars[h].uchar,d=!1);_.cueStartTime=E,E===w&&(w+=1e-4),s>=16?s--:s++;var g=Object(H.fixLineBreaks)(u.trim()),C=Object(k.generateCueId)(E,w,g);(!R||!R.cues||!R.cues.getCueById(C))&&(b=new l(E,w,g),b.id=C,b.line=S+1,b.align="left",b.position=10+Math.min(80,Math.floor(s*8/32)*10),A.push(b))}return R&&A.length&&(A.sort(function(y,f){return y.line==="auto"||f.line==="auto"?0:y.line>8&&f.line>8?f.line-y.line:y.line-f.line}),A.forEach(function(y){return Object(P.addCueToTrack)(R,y)})),A}};z.default=M},"./src/utils/discontinuities.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"findFirstFragWithCC",function(){return F}),L.d(z,"shouldAlignOnDiscontinuities",function(){return M}),L.d(z,"findDiscontinuousReferenceFrag",function(){return D}),L.d(z,"adjustSlidingStart",function(){return E}),L.d(z,"alignStream",function(){return w}),L.d(z,"alignPDT",function(){return A}),L.d(z,"alignFragmentByPDTDelta",function(){return _}),L.d(z,"alignMediaPlaylistByPDT",function(){return b});var H=L("./src/polyfills/number.ts"),k=L("./src/utils/logger.ts"),P=L("./src/controller/level-helper.ts");function F(d,s){for(var u=null,l=0,S=d.length;l<S;l++){var h=d[l];if(h&&h.cc===s){u=h;break}}return u}function M(d,s,u){return!!(s.details&&(u.endCC>u.startCC||d&&d.cc<u.startCC))}function D(d,s){var u=d.fragments,l=s.fragments;if(!l.length||!u.length){k.logger.log("No fragments to align");return}var S=F(u,l[0].cc);if(!S||S&&!S.startPTS){k.logger.log("No frag in previous level to align on");return}return S}function R(d,s){if(d){var u=d.start+s;d.start=d.startPTS=u,d.endPTS=u+d.duration}}function E(d,s){for(var u=s.fragments,l=0,S=u.length;l<S;l++)R(u[l],d);s.fragmentHint&&R(s.fragmentHint,d),s.alignedSliding=!0}function 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