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St(e,t,n){this.line=t,this.rest=wn(t),this.size=this.rest?Tt(xe(this.rest))-n+1:1,this.node=this.text=null,this.hidden=Ar(e,t)}function er(e,t,n){for(var r=[],i,y=t;y<n;y=i){var M=new St(e.doc,rt(e.doc,y),y);i=y+M.size,r.push(M)}return r}var Vt=null;function mr(e){Vt?Vt.ops.push(e):e.ownsGroup=Vt={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{Vt=null,t(n)}}var ti=null;function Gt(e,t){var n=Ze(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;Vt?i=Vt.delayedCallbacks:ti?i=ti:(i=ti=[],setTimeout(Ps,0));for(var y=function(j){i.push(function(){return n[j].apply(null,r)})},M=0;M<n.length;++M)y(M)}function Ps(){var e=ti;ti=null;for(var t=0;t<e.length;++t)e[t]()}function Ya(e,t,n,r){for(var i=0;i<t.changes.length;i++){var y=t.changes[i];y=="text"?Ms(e,t):y=="gutter"?Ja(e,t,n,r):y=="class"?da(e,t):y=="widget"&&Is(e,t,r)}t.changes=null}function ri(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),U&&F<8&&(e.node.style.zIndex=2)),e.node}function ks(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=ri(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function $a(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Et(e,t)}function Ms(e,t){var n=t.text.className,r=$a(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,da(e,t)):n&&(t.text.className=n)}function da(e,t){ks(e,t),t.line.wrapClass?ri(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 Ja(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=ri(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background "+t.line.gutterClass,"left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px"),e.display.input.setUneditable(t.gutterBackground),i.insertBefore(t.gutterBackground,t.text)}var y=t.line.gutterMarkers;if(e.options.lineNumbers||y){var M=ri(t),j=t.gutter=a("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px");if(e.display.input.setUneditable(j),M.insertBefore(j,t.text),t.line.gutterClass&&(j.className+=" "+t.line.gutterClass),e.options.lineNumbers&&(!y||!y["CodeMirror-linenumbers"])&&(t.lineNumber=j.appendChild(a("div",pn(e.options,n),"CodeMirror-linenumber CodeMirror-gutter-elt","left: "+r.gutterLeft["CodeMirror-linenumbers"]+"px; width: "+e.display.lineNumInnerWidth+"px"))),y)for(var K=0;K<e.display.gutterSpecs.length;++K){var z=e.display.gutterSpecs[K].className,Z=y.hasOwnProperty(z)&&y[z];Z&&j.appendChild(a("div",[Z],"CodeMirror-gutter-elt","left: "+r.gutterLeft[z]+"px; width: "+r.gutterWidth[z]+"px"))}}}function Is(e,t,n){t.alignable&&(t.alignable=null);for(var r=p("CodeMirror-linewidget"),i=t.node.firstChild,y=void 0;i;i=y)y=i.nextSibling,r.test(i.className)&&t.node.removeChild(i);Qa(e,t,n)}function Fs(e,t,n,r){var i=$a(e,t);return t.text=t.node=i.pre,i.bgClass&&(t.bgClass=i.bgClass),i.textClass&&(t.textClass=i.textClass),da(e,t),Ja(e,t,n,r),Qa(e,t,r),t.node}function Qa(e,t,n){if(Za(e,t.line,t,n,!0),t.rest)for(var r=0;r<t.rest.length;r++)Za(e,t.rest[r],t,n,!1)}function Za(e,t,n,r,i){if(!t.widgets)return;for(var y=ri(n),M=0,j=t.widgets;M<j.length;++M){var K=j[M],z=a("div",[K.node],"CodeMirror-linewidget"+(K.className?" 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n=le(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 Fi(e){return e.lineSpace.offsetTop}function ca(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function qa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=d(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 Dr(e){return de-e.display.nativeBarWidth}function nn(e){return e.display.scroller.clientWidth-Dr(e)-e.display.barWidth}function fa(e){return e.display.scroller.clientHeight-Dr(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&nn(e);if(!t.measure.heights||r&&t.measure.width!=i){var y=t.measure.heights=[];if(r){t.measure.width=i;for(var M=t.text.firstChild.getClientRects(),j=0;j<M.length-1;j++){var K=M[j],z=M[j+1];Math.abs(K.bottom-z.bottom)>2&&y.push((K.bottom+z.top)/2-n.top)}}y.push(n.bottom-n.top)}}function eo(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(Tt(e.rest[i])>n)return{map:e.measure.maps[i],cache:e.measure.caches[i],before:!0}}function Bs(e,t){t=ur(t);var n=Tt(t),r=e.display.externalMeasured=new St(e.doc,t,n);r.lineN=n;var i=r.built=Et(e,r);return r.text=i.pre,d(e.display.lineMeasure,i.pre),r}function to(e,t,n,r){return _r(e,Cn(e,t),n,r)}function ha(e,t){if(t>=e.display.viewFrom&&t<e.display.viewTo)return e.display.view[sn(e,t)];var n=e.display.externalMeasured;if(n&&t>=n.lineN&&t<n.lineN+n.size)return n}function Cn(e,t){var n=Tt(t),r=ha(e,n);r&&!r.text?r=null:r&&r.changes&&(Ya(e,r,n,ba(e)),e.curOp.forceUpdate=!0),r||(r=Bs(e,t));var 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r=e.display,i=e.doc,y=document.createDocumentFragment(),M=qa(e.display),j=M.left,K=Math.max(r.sizerWidth,nn(e)-r.sizer.offsetLeft)-M.right,z=i.direction=="ltr";function Z(Ne,qe,lt,at){qe<0&&(qe=0),qe=Math.round(qe),at=Math.round(at),y.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ne+`px;
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height: `+(at-qe)+"px"))}function ie(Ne,qe,lt){var at=rt(i,Ne),mt=at.text.length,Dt,Ht;function Ot(Mt,ir){return pa(e,Oe(Ne,Mt),"div",at,ir)}function sr(Mt,ir,zt){var Nt=fo(e,at,null,Mt),It=ir=="ltr"==(zt=="after")?"left":"right",Pt=zt=="after"?Nt.begin:Nt.end-(/\s/.test(at.text.charAt(Nt.end-1))?2:1);return Ot(Pt,It)[It]}var nr=Ye(at,i.direction);return Je(nr,qe||0,lt==null?mt:lt,function(Mt,ir,zt,Nt){var It=zt=="ltr",Pt=Ot(Mt,It?"left":"right"),ar=Ot(ir-1,It?"right":"left"),jn=qe==null&&Mt==0,Jr=lt==null&&ir==mt,Yt=Nt==0,Or=!nr||Nt==nr.length-1;if(ar.top-Pt.top<=3){var Kt=(z?jn:Jr)&&Yt,Va=(z?Jr:jn)&&Or,jr=Kt?j:(It?Pt:ar).left,fn=Va?K:(It?ar:Pt).right;Z(jr,Pt.top,fn-jr,Pt.bottom)}else{var hn,Qt,Wn,Xa;It?(hn=z&&jn&&Yt?j:Pt.left,Qt=z?K:sr(Mt,zt,"before"),Wn=z?j:sr(ir,zt,"after"),Xa=z&&Jr&&Or?K:ar.right):(hn=z?sr(Mt,zt,"before"):j,Qt=!z&&jn&&Yt?K:Pt.right,Wn=!z&&Jr&&Or?j:ar.left,Xa=z?sr(ir,zt,"after"):K),Z(hn,Pt.top,Qt-hn,Pt.bottom),Pt.bottom<ar.top&&Z(j,Pt.bottom,null,ar.top),Z(Wn,ar.top,Xa-Wn,ar.bottom)}(!Dt||Bi(Pt,Dt)<0)&&(Dt=Pt),Bi(ar,Dt)<0&&(Dt=ar),(!Ht||Bi(Pt,Ht)<0)&&(Ht=Pt),Bi(ar,Ht)<0&&(Ht=ar)}),{start:Dt,end:Ht}}var fe=t.from(),ce=t.to();if(fe.line==ce.line)ie(fe.line,fe.ch,ce.ch);else{var Te=rt(i,fe.line),Ae=rt(i,ce.line),ke=ur(Te)==ur(Ae),Ue=ie(fe.line,fe.ch,ke?Te.text.length+1:null).end,Xe=ie(ce.line,ke?0:null,ce.ch).start;ke&&(Ue.top<Xe.top-2?(Z(Ue.right,Ue.top,null,Ue.bottom),Z(j,Xe.top,Xe.left,Xe.bottom)):Z(Ue.right,Ue.top,Xe.left-Ue.right,Ue.bottom)),Ue.bottom<Xe.top&&Z(j,Ue.bottom,null,Xe.top)}n.appendChild(y)}function Ta(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()||Dn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function vo(e){e.state.focused||(e.display.input.focus(),Sa(e))}function yo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Dn(e))},100)}function Sa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(ve(e,"focus",e,t),e.state.focused=!0,N(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),R&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ta(e)}function Dn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(ve(e,"blur",e,t),e.state.focused=!1,c(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function ji(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],y=e.options.lineWrapping,M=void 0,j=0;if(i.hidden)continue;if(U&&F<8){var K=i.node.offsetTop+i.node.offsetHeight;M=K-n,n=K}else{var z=i.node.getBoundingClientRect();M=z.bottom-z.top,!y&&i.text.firstChild&&(j=i.text.firstChild.getBoundingClientRect().right-z.left-1)}var Z=i.line.height-M;if((Z>.005||Z<-.005)&&(Zt(i.line,M),bo(i.line),i.rest))for(var ie=0;ie<i.rest.length;ie++)bo(i.rest[ie]);if(j>e.display.sizerWidth){var fe=Math.ceil(j/An(e.display));fe>e.display.maxLineLength&&(e.display.maxLineLength=fe,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function bo(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 Wi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Fi(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,y=gr(t,r),M=gr(t,i);if(n&&n.ensure){var j=n.ensure.from.line,K=n.ensure.to.line;j<y?(y=j,M=gr(t,xr(rt(t,j))+e.wrapper.clientHeight)):Math.min(K,t.lastLine())>=M&&(y=gr(t,xr(rt(t,K))-e.wrapper.clientHeight),M=K)}return{from:y,to:Math.max(M,y+1)}}function Ys(e,t){if(Ee(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&&!T){var y=a("div","\u200B",null,`position: absolute;
top: `+(t.top-n.viewOffset-Fi(e.display))+`px;
height: `+(t.bottom-t.top+Dr(e)+n.barHeight)+`px;
left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(y),y.scrollIntoView(i),e.display.lineSpace.removeChild(y)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Oe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Oe(t.line,t.ch+1,"before"):t);for(var y=0;y<5;y++){var M=!1,j=Tr(e,t),K=!n||n==t?j:Tr(e,n);i={left:Math.min(j.left,K.left),top:Math.min(j.top,K.top)-r,right:Math.max(j.left,K.left),bottom:Math.max(j.bottom,K.bottom)+r};var z=wa(e,i),Z=e.doc.scrollTop,ie=e.doc.scrollLeft;if(z.scrollTop!=null&&(si(e,z.scrollTop),Math.abs(e.doc.scrollTop-Z)>1&&(M=!0)),z.scrollLeft!=null&&(ln(e,z.scrollLeft),Math.abs(e.doc.scrollLeft-ie)>1&&(M=!0)),!M)break}return i}function Js(e,t){var n=wa(e,t);n.scrollTop!=null&&si(e,n.scrollTop),n.scrollLeft!=null&&ln(e,n.scrollLeft)}function wa(e,t){var n=e.display,r=Ln(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,y=fa(e),M={};t.bottom-t.top>y&&(t.bottom=t.top+y);var j=e.doc.height+ca(n),K=t.top<r,z=t.bottom>j-r;if(t.top<i)M.scrollTop=K?0:t.top;else if(t.bottom>i+y){var Z=Math.min(t.top,(z?j:t.bottom)-y);Z!=i&&(M.scrollTop=Z)}var ie=e.options.fixedGutter?0:n.gutters.offsetWidth,fe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ie,ce=nn(e)-n.gutters.offsetWidth,Te=t.right-t.left>ce;return Te&&(t.right=t.left+ce),t.left<10?M.scrollLeft=0:t.left<fe?M.scrollLeft=Math.max(0,t.left+ie-(Te?0:10)):t.right>ce+fe-3&&(M.scrollLeft=t.right+(Te?0:10)-ce),M}function Ca(e,t){if(t==null)return;Hi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function _n(e){Hi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function oi(e,t,n){(t!=null||n!=null)&&Hi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Hi(e),e.curOp.scrollToPos=t}function Hi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);Eo(e,n,r,t.margin)}}function Eo(e,t,n,r){var i=wa(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});oi(e,i.scrollLeft,i.scrollTop)}function si(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;A||Aa(e,{top:t}),xo(e,t,!0),A&&Aa(e),di(e,100)}function xo(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 ln(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,Lo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function li(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ca(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+Dr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var un=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),be(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),be(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,U&&F<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};un.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 y=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+y)+"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}},un.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},un.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},un.prototype.zeroWidthHack=function(){var e=s&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new te,this.disableVert=new te},un.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),y=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);y!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},un.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ui=function(){};ui.prototype.update=function(){return{bottom:0,right:0}},ui.prototype.setScrollLeft=function(){},ui.prototype.setScrollTop=function(){},ui.prototype.clear=function(){};function On(e,t){t||(t=li(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ji(e),To(e,li(e)),n=e.display.barWidth,r=e.display.barHeight}function To(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 So={native:un,null:ui};function wo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&c(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new So[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),be(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?ln(e,t):si(e,t)},e),e.display.scrollbars.addClass&&N(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function dn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},mr(e.curOp)}function cn(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 y=0;y<t.length;y++)nl(t[y]);for(var M=0;M<t.length;M++)il(t[M])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Ii(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 Ki(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&La(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ji(t),e.barMeasure=li(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=to(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+Dr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-nn(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&&ln(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==P();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&On(t,e.barMeasure),e.updatedDisplay&&_a(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Co(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&xo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&ln(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ft(r,e.scrollToPos.from),ft(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var y=e.maybeHiddenMarkers,M=e.maybeUnhiddenMarkers;if(y)for(var j=0;j<y.length;++j)y[j].lines.length||ve(y[j],"hide");if(M)for(var K=0;K<M.length;++K)M[K].lines.length&&ve(M[K],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&ve(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function or(e,t){if(e.curOp)return t();dn(e);try{return t()}finally{cn(e)}}function jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);dn(e);try{return t.apply(e,arguments)}finally{cn(e)}}}function Jt(e){return function(){if(this.curOp)return e.apply(this,arguments);dn(this);try{return e.apply(this,arguments)}finally{cn(this)}}}function Wt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);dn(t);try{return e.apply(this,arguments)}finally{cn(t)}}}function di(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=vr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(y){if(r.line>=e.display.viewFrom){var M=y.styles,j=y.text.length>e.options.maxHighlightLength?Lr(t.mode,r.state):null,K=zn(e,y,r,!0);j&&(r.state=j),y.styles=K.styles;var z=y.styleClasses,Z=K.classes;Z?y.styleClasses=Z:z&&(y.styleClasses=null);for(var ie=!M||M.length!=y.styles.length||z!=Z&&(!z||!Z||z.bgClass!=Z.bgClass||z.textClass!=Z.textClass),fe=0;!ie&&fe<M.length;++fe)ie=M[fe]!=y.styles[fe];ie&&i.push(r.line),y.stateAfter=r.save(),r.nextLine()}else y.text.length<=e.options.maxHighlightLength&&Vn(e,y.text,r),y.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return di(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&or(e,function(){for(var y=0;y<i.length;y++)Kr(e,i[y],"text")})}var Ki=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Wi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=nn(e),this.force=n,this.dims=ba(e),this.events=[]};Ki.prototype.signal=function(e,t){ee(e,t)&&this.events.push(arguments)},Ki.prototype.finish=function(){for(var e=0;e<this.events.length;e++)ve.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=Dr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Dr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=P();if(!t||!x(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&x(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==P())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&x(document.body,e.anchorNode)&&x(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function La(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Ao(e)&&(Gr(e),t.dims=ba(e));var i=r.first+r.size,y=Math.max(t.visible.from-e.options.viewportMargin,r.first),M=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<y&&y-n.viewFrom<20&&(y=Math.max(r.first,n.viewFrom)),n.viewTo>M&&n.viewTo-M<20&&(M=Math.min(i,n.viewTo)),$t&&(y=Zn(e.doc,y),M=Hr(e.doc,M));var j=y!=n.viewFrom||M!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,y,M),n.viewOffset=xr(rt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var K=mo(e);if(!j&&K==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var z=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(z),f(n.cursorDiv),f(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,j&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,di(e,400)),n.updateLineNumbers=null,!0}function Co(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==nn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Wi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Wi(e.display,e.doc,n));if(!La(e,t))break;ji(e);var i=li(e);ai(e),On(e,i),_a(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 Aa(e,t){var n=new Ki(e,t);if(La(e,n)){ji(e),Co(e,n);var r=li(e);ai(e),On(e,r),_a(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,y=r.lineDiv,M=y.firstChild;function j(Te){var Ae=Te.nextSibling;return R&&s&&e.display.currentWheelTarget==Te?Te.style.display="none":Te.parentNode.removeChild(Te),Ae}for(var K=r.view,z=r.viewFrom,Z=0;Z<K.length;Z++){var ie=K[Z];if(!ie.hidden)if(!ie.node||ie.node.parentNode!=y){var fe=Fs(e,ie,z,n);y.insertBefore(fe,M)}else{for(;M!=ie.node;)M=j(M);var ce=i&&t!=null&&t<=z&&ie.lineNumber;ie.changes&&(se(ie.changes,"gutter")>-1&&(ce=!1),Ya(e,ie,z,n)),ce&&(f(ie.lineNumber),ie.lineNumber.appendChild(document.createTextNode(pn(e.options,z)))),M=ie.node.nextSibling}z+=ie.size}for(;M;)M=j(M)}function Da(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function _a(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+Dr(e)+"px"}function Lo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,y=r+"px",M=0;M<n.length;M++)if(!n[M].hidden){e.options.fixedGutter&&(n[M].gutter&&(n[M].gutter.style.left=y),n[M].gutterBackground&&(n[M].gutterBackground.style.left=y));var j=n[M].alignable;if(j)for(var K=0;K<j.length;K++)j[K].style.left=y}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Ao(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=pn(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")),y=i.firstChild.offsetWidth,M=i.offsetWidth-y;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(y,r.lineGutter.offsetWidth-M)+1,r.lineNumWidth=r.lineNumInnerWidth+M,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Da(e.display),!0}return!1}function Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var y=e[i],M=null;if(typeof y!="string"&&(M=y.style,y=y.className),y=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:y,style:M})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Do(e){var t=e.gutters,n=e.gutterSpecs;f(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],y=i.className,M=i.style,j=t.appendChild(a("div",null,"CodeMirror-gutter "+y));M&&(j.style.cssText=M),y=="CodeMirror-linenumbers"&&(e.lineGutter=j,j.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Da(e)}function ci(e){Do(e.display),tr(e),Lo(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=b("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 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Gi=0,dr=null;U?dr=-.53:A?dr=15:v?dr=-.7:D&&(dr=-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*=dr,t.y*=dr,t}function Oo(e,t){var n=_o(t),r=n.x,i=n.y,y=e.display,M=y.scroller,j=M.scrollWidth>M.clientWidth,K=M.scrollHeight>M.clientHeight;if(!(r&&j||i&&K))return;if(i&&s&&R){e:for(var z=t.target,Z=y.view;z!=M;z=z.parentNode)for(var ie=0;ie<Z.length;ie++)if(Z[ie].node==z){e.display.currentWheelTarget=z;break e}}if(r&&!A&&!S&&dr!=null){i&&K&&si(e,Math.max(0,M.scrollTop+i*dr)),ln(e,Math.max(0,M.scrollLeft+r*dr)),(!i||i&&K)&&V(t),y.wheelStartX=null;return}if(i&&dr!=null){var fe=i*dr,ce=e.doc.scrollTop,Te=ce+y.wrapper.clientHeight;fe<0?ce=Math.max(0,ce+fe-50):Te=Math.min(e.doc.height,Te+fe+50),Aa(e,{top:ce,bottom:Te})}Gi<20&&(y.wheelStartX==null?(y.wheelStartX=M.scrollLeft,y.wheelStartY=M.scrollTop,y.wheelDX=r,y.wheelDY=i,setTimeout(function(){if(y.wheelStartX==null)return;var Ae=M.scrollLeft-y.wheelStartX,ke=M.scrollTop-y.wheelStartY,Ue=ke&&y.wheelDY&&ke/y.wheelDY||Ae&&y.wheelDX&&Ae/y.wheelDX;if(y.wheelStartX=y.wheelStartY=null,!Ue)return;dr=(dr*Gi+Ue)/(Gi+1),++Gi},200)):(y.wheelDX+=r,y.wheelDY+=i))}var cr=function(e,t){this.ranges=e,this.primIndex=t};cr.prototype.primary=function(){return this.ranges[this.primIndex]},cr.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(!Gn(n.anchor,r.anchor)||!Gn(n.head,r.head))return!1}return!0},cr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new wt(gn(this.ranges[t].anchor),gn(this.ranges[t].head));return new cr(e,this.primIndex)},cr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},cr.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 wt=function(e,t){this.anchor=e,this.head=t};wt.prototype.from=function(){return Qr(this.anchor,this.head)},wt.prototype.to=function(){return vn(this.anchor,this.head)},wt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Sr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(fe,ce){return dt(fe.from(),ce.from())}),n=se(t,i);for(var y=1;y<t.length;y++){var M=t[y],j=t[y-1],K=dt(j.to(),M.from());if(r&&!M.empty()?K>0:K>=0){var z=Qr(j.from(),M.from()),Z=vn(j.to(),M.to()),ie=j.empty()?M.from()==M.head:j.from()==j.head;y<=n&&--n,t.splice(--y,2,new wt(ie?Z:z,ie?z:Z))}}return new cr(t,n)}function zr(e,t){return new cr([new wt(e,t||e)],0)}function Vr(e){return e.text?Oe(e.from.line+e.text.length-1,xe(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Ro(e,t){if(dt(e,t.from)<0)return e;if(dt(e,t.to)<=0)return Vr(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+=Vr(t).ch-t.to.ch),Oe(n,r)}function Ra(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new wt(Ro(i.anchor,t),Ro(i.head,t)))}return Sr(e.cm,n,e.sel.primIndex)}function Po(e,t,n){return e.line==t.line?Oe(n.line,e.ch-t.ch+n.ch):Oe(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Oe(e.first,0),y=i,M=0;M<t.length;M++){var j=t[M],K=Po(j.from,i,y),z=Po(Vr(j),i,y);if(i=j.to,y=z,n=="around"){var Z=e.sel.ranges[M],ie=dt(Z.head,Z.anchor)<0;r[M]=new wt(ie?z:K,ie?K:z)}else r[M]=new wt(K,K)}return new cr(r,e.sel.primIndex)}function Pa(e){e.doc.mode=pr(e.options,e.doc.modeOption),fi(e)}function fi(e){e.doc.iter(function(t){t.stateAfter&&(t.stateAfter=null),t.styles&&(t.styles=null)}),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,di(e,100),e.state.modeGen++,e.curOp&&tr(e)}function ko(e,t){return t.from.ch==0&&t.to.ch==0&&xe(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function ka(e,t,n,r){function i(Xe){return n?n[Xe]:null}function y(Xe,Ne,qe){ua(Xe,Ne,qe,r),Gt(Xe,"change",Xe,t)}function M(Xe,Ne){for(var qe=[],lt=Xe;lt<Ne;++lt)qe.push(new rn(z[lt],i(lt),r));return qe}var j=t.from,K=t.to,z=t.text,Z=rt(e,j.line),ie=rt(e,K.line),fe=xe(z),ce=i(z.length-1),Te=K.line-j.line;if(t.full)e.insert(0,M(0,z.length)),e.remove(z.length,e.size-z.length);else if(ko(e,t)){var Ae=M(0,z.length-1);y(ie,ie.text,ce),Te&&e.remove(j.line,Te),Ae.length&&e.insert(j.line,Ae)}else if(Z==ie)if(z.length==1)y(Z,Z.text.slice(0,j.ch)+fe+Z.text.slice(K.ch),ce);else{var ke=M(1,z.length-1);ke.push(new rn(fe+Z.text.slice(K.ch),ce,r)),y(Z,Z.text.slice(0,j.ch)+z[0],i(0)),e.insert(j.line+1,ke)}else if(z.length==1)y(Z,Z.text.slice(0,j.ch)+z[0]+ie.text.slice(K.ch),i(0)),e.remove(j.line+1,Te);else{y(Z,Z.text.slice(0,j.ch)+z[0],i(0)),y(ie,fe+ie.text.slice(K.ch),ce);var Ue=M(1,z.length-1);Te>1&&e.remove(j.line+1,Te-1),e.insert(j.line+1,Ue)}Gt(e,"change",e,t)}function Xr(e,t,n){function r(i,y,M){if(i.linked)for(var j=0;j<i.linked.length;++j){var K=i.linked[j];if(K.doc==y)continue;var z=M&&K.sharedHist;if(n&&!z)continue;t(K.doc,z),r(K.doc,i,z)}}r(e,null,!0)}function Mo(e,t){if(t.cm)throw new Error("This document is already in use.");e.doc=t,t.cm=e,xa(e),Pa(e),Io(e),e.options.lineWrapping||Ii(e),e.options.mode=t.modeOption,tr(e)}function Io(e){(e.doc.direction=="rtl"?N:c)(e.display.lineDiv,"CodeMirror-rtl")}function hl(e){or(e,function(){Io(e),tr(e)})}function zi(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 Ma(e,t){var n={from:gn(t.from),to:Vr(t),text:Pr(e,t.from,t.to)};return No(e,n,t.from.line,t.to.line+1),Xr(e,function(r){return No(r,n,t.from.line,t.to.line+1)},!0),n}function Fo(e){for(;e.length;){var t=xe(e);if(t.ranges)e.pop();else break}}function ml(e,t){if(t)return Fo(e.done),xe(e.done);if(e.done.length&&!xe(e.done).ranges)return xe(e.done);if(e.done.length>1&&!e.done[e.done.length-2].ranges)return e.done.pop(),xe(e.done)}function Uo(e,t,n,r){var i=e.history;i.undone.length=0;var y=+new Date,M,j;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>y-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(M=ml(i,i.lastOp==r)))j=xe(M.changes),dt(t.from,t.to)==0&&dt(t.from,j.to)==0?j.to=Vr(t):M.changes.push(Ma(e,t));else{var K=xe(i.done);for((!K||!K.ranges)&&Vi(e.sel,i.done),M={changes:[Ma(e,t)],generation:i.generation},i.done.push(M);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=y,i.lastOp=i.lastSelOp=r,i.lastOrigin=i.lastSelOrigin=t.origin,j||ve(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,y=r&&r.origin;n==i.lastSelOp||y&&i.lastSelOrigin==y&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==y||pl(e,y,xe(i.done),t))?i.done[i.done.length-1]=t:Vi(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=y,i.lastSelOp=n,r&&r.clearRedo!==!1&&Fo(i.undone)}function Vi(e,t){var n=xe(t);n&&n.ranges&&n.equals(e)||t.push(e)}function No(e,t,n,r){var i=t["spans_"+e.id],y=0;e.iter(Math.max(e.first,n),Math.min(e.first+e.size,r),function(M){M.markedSpans&&((i||(i=t["spans_"+e.id]={}))[y]=M.markedSpans),++y})}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 Bo(e,t){var n=yl(e,t),r=En(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var y=n[i],M=r[i];if(y&&M){e:for(var j=0;j<M.length;++j){for(var 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Te=ei(ce);Te>i.maxLineLength&&(i.maxLine=ce,i.maxLineLength=Te,i.maxLineChanged=!0,j=!1)}),j&&(e.curOp.updateMaxLine=!0)),aa(r,y.line),di(e,400);var z=t.text.length-(M.line-y.line)-1;t.full?tr(e):y.line==M.line&&t.text.length==1&&!ko(e.doc,t)?Kr(e,y.line,"text"):tr(e,y.line,M.line+1,z);var Z=ee(e,"changes"),ie=ee(e,"change");if(ie||Z){var fe={from:y,to:M,text:t.text,removed:t.removed,origin:t.origin};ie&&Gt(e,"change",e,fe),Z&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(fe)}e.display.selForContextMenu=null}function Mn(e,t,n,r,i){var y;r||(r=n),dt(r,n)<0&&(y=[r,n],n=y[0],r=y[1]),typeof t=="string"&&(t=e.splitLines(t)),kn(e,{from:n,to:r,text:t,origin:i})}function Qo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Zo(e,t,n,r){for(var i=0;i<e.length;++i){var y=e[i],M=!0;if(y.ranges){y.copied||(y=e[i]=y.deepCopy(),y.copied=!0);for(var j=0;j<y.ranges.length;j++)Qo(y.ranges[j].anchor,t,n,r),Qo(y.ranges[j].head,t,n,r);continue}for(var K=0;K<y.changes.length;++K){var z=y.changes[K];if(n<z.from.line)z.from=Oe(z.from.line+r,z.from.ch),z.to=Oe(z.to.line+r,z.to.ch);else if(t<=z.to.line){M=!1;break}}M||(e.splice(0,i+1),i=0)}}function qo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Zo(e.done,n,r,i),Zo(e.undone,n,r,i)}function mi(e,t,n,r){var i=t,y=t;return typeof t=="number"?y=rt(e,yn(e,t)):i=Tt(t),i==null?null:(r(y,i)&&e.cm&&Kr(e.cm,i,n),y)}function pi(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}pi.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,nt(i),Gt(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 gi(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}gi.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 y=Math.min(t,i-e),M=r.height;if(r.removeInner(e,y),this.height-=M-r.height,i==y&&(this.children.splice(n--,1),r.parent=null),(t-=y)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof pi))){var j=[];this.collapse(j),this.children=[new pi(j)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],y=i.chunkSize();if(e<=y){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var M=i.lines.length%25+25,j=M;j<i.lines.length;){var K=new pi(i.lines.slice(j,j+=25));i.height-=K.height,this.children.splice(++r,0,K),K.parent=this}i.lines=i.lines.slice(0,M),this.maybeSpill()}break}e-=y}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new gi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=se(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new gi(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],y=i.chunkSize();if(e<y){var M=Math.min(t,y-e);if(i.iterN(e,M,n))return!0;if((t-=M)==0)break;e=0}else e-=y}}};var vi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};vi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Tt(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 y=ni(this);Zt(n,Math.max(0,n.height-y)),e&&(or(e,function(){es(e,n,-y),Kr(e,r,"widget")}),Gt(e,"lineWidgetCleared",e,this,r))},vi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ni(this)-t;if(!i)return;Ar(this.doc,r)||Zt(r,r.height+i),n&&or(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),Gt(n,"lineWidgetChanged",n,e,Tt(r))})},re(vi);function es(e,t,n){xr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new vi(e,n,r),y=e.cm;return y&&i.noHScroll&&(y.display.alignWidgets=!0),mi(e,t,"widget",function(M){var j=M.widgets||(M.widgets=[]);if(i.insertAt==null?j.push(i):j.splice(Math.min(j.length-1,Math.max(0,i.insertAt)),0,i),i.line=M,y&&!Ar(e,M)){var K=xr(M)<e.scrollTop;Zt(M,M.height+ni(i)),K&&Ca(y,i.height),y.curOp.forceUpdate=!0}return!0}),y&&Gt(y,"lineWidgetAdded",y,i,typeof t=="number"?t:Tt(t)),i}var ts=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&dn(e),ee(this,"clear")){var n=this.find();n&&Gt(this,"clear",n.from,n.to)}for(var r=null,i=null,y=0;y<this.lines.length;++y){var M=this.lines[y],j=Er(M.markedSpans,this);e&&!this.collapsed?Kr(e,Tt(M),"text"):e&&(j.to!=null&&(i=Tt(M)),j.from!=null&&(r=Tt(M))),M.markedSpans=Qn(M.markedSpans,j),j.from==null&&this.collapsed&&!Ar(this.doc,M)&&e&&Zt(M,Ln(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var K=0;K<this.lines.length;++K){var z=ur(this.lines[K]),Z=ei(z);Z>e.display.maxLineLength&&(e.display.maxLine=z,e.display.maxLineLength=Z,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&tr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Go(e.doc)),e&&Gt(e,"markerCleared",e,this,r,i),t&&cn(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var y=this.lines[i],M=Er(y.markedSpans,this);if(M.from!=null&&(n=Oe(t?y:Tt(y),M.from),e==-1))return n;if(M.to!=null&&(r=Oe(t?y:Tt(y),M.to),e==1))return r}return n&&{from:n,to:r}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;or(r,function(){var i=t.line,y=Tt(t.line),M=ha(r,y);if(M&&(io(M),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ar(n.doc,i)&&n.height!=null){var j=n.height;n.height=null;var K=ni(n)-j;K&&Zt(i,i.height+K)}Gt(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||se(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(se(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},re(Yr);function In(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return jt(e.cm,In)(e,t,n,r,i);var y=new Yr(e,i),M=dt(t,n);if(r&&I(r,y,!1),M>0||M==0&&y.clearWhenEmpty!==!1)return y;if(y.replacedWith&&(y.collapsed=!0,y.widgetNode=b("span",[y.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||y.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(y.widgetNode.insertLeft=!0)),y.collapsed){if(ki(e,t.line,t,n,y)||t.line!=n.line&&ki(e,n.line,t,n,y))throw new 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n=0;n<e.length;++n)e[n].parent=this};yi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Gt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},re(yi);function Tl(e,t,n,r,i){r=I(r),r.shared=!1;var y=[In(e,t,n,r,i)],M=y[0],j=r.widgetNode;return Xr(e,function(K){j&&(r.widgetNode=j.cloneNode(!0)),y.push(In(K,ft(K,t),ft(K,n),r,i));for(var z=0;z<K.linked.length;++z)if(K.linked[z].isParent)return;M=xe(y)}),new yi(y,M)}function rs(e){return e.findMarks(Oe(e.first,0),e.clipPos(Oe(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(),y=e.clipPos(i.from),M=e.clipPos(i.to);if(dt(y,M)){var j=In(e,y,M,r.primary,r.primary.type);r.markers.push(j),j.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],y=[i.primary.doc];Xr(i.primary.doc,function(K){return y.push(K)});for(var M=0;M<i.markers.length;M++){var 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y.electricInput&&(y.electricInput.test(rt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(M=Ci(e,i.head.line,"smart")));M&&Gt(e,"electricInput",e,i.head.line)}}function Cs(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,y={anchor:Oe(i,0),head:Oe(i+1,0)};n.push(y),t.push(e.getRange(y.anchor,y.head))}return{text:t,ranges:n}}function Ls(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function As(){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 R?e.style.width="1000px":e.setAttribute("wrap","off"),E&&(e.style.border="1px solid black"),Ls(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 y=this.options,M=y[r];if(y[r]==i&&r!="mode")return;y[r]=i,t.hasOwnProperty(r)&&jt(this,t[r])(this,i,M),ve(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](Zi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,y=0;y<i.length;++y)if(i[y]==r||i[y].name==r)return i.splice(y,1),!0},addOverlay:Jt(function(r,i){var y=r.token?r:e.getMode(this.options,r);if(y.startState)throw new Error("Overlays may not be stateful.");Re(this.state.overlays,{mode:y,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(M){return M.priority}),this.state.modeGen++,tr(this)}),removeOverlay:Jt(function(r){for(var i=this.state.overlays,y=0;y<i.length;++y){var M=i[y].modeSpec;if(M==r||typeof r=="string"&&M.name==r){i.splice(y,1),this.state.modeGen++,tr(this);return}}}),indentLine:Jt(function(r,i,y){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),kr(this.doc,r)&&Ci(this,r,i,y)}),indentSelection:Jt(function(r){for(var i=this.doc.sel.ranges,y=-1,M=0;M<i.length;M++){var j=i[M];if(j.empty())j.head.line>y&&(Ci(this,j.head.line,r,!0),y=j.head.line,M==this.doc.sel.primIndex&&_n(this));else{var K=j.from(),z=j.to(),Z=Math.max(y,K.line);y=Math.min(this.lastLine(),z.line-(z.ch?0:1))+1;for(var ie=Z;ie<y;++ie)Ci(this,ie,r);var fe=this.doc.sel.ranges;K.ch==0&&i.length==fe.length&&fe[M].from().ch>0&&Fa(this.doc,M,new wt(K,fe[M].to()),ge)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,Oe(r),i,!0)},getTokenTypeAt:function(r){r=ft(this.doc,r);var i=Zr(this,rt(this.doc,r.line)),y=0,M=(i.length-1)/2,j=r.ch,K;if(j==0)K=i[2];else for(;;){var z=y+M>>1;if((z?i[z*2-1]:0)>=j)M=z;else if(i[z*2+1]<j)y=z+1;else{K=i[z*2+2];break}}var Z=K?K.indexOf("overlay "):-1;return Z<0?K:Z==0?null:K.slice(0,Z-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 y=[];if(!n.hasOwnProperty(i))return y;var M=n[i],j=this.getModeAt(r);if(typeof j[i]=="string")M[j[i]]&&y.push(M[j[i]]);else if(j[i])for(var K=0;K<j[i].length;K++){var z=M[j[i][K]];z&&y.push(z)}else j.helperType&&M[j.helperType]?y.push(M[j.helperType]):M[j.name]&&y.push(M[j.name]);for(var Z=0;Z<M._global.length;Z++){var ie=M._global[Z];ie.pred(j,this)&&se(y,ie.val)==-1&&y.push(ie.val)}return y},getStateAfter:function(r,i){var y=this.doc;return r=yn(y,r==null?y.first+y.size-1:r),vr(this,r+1,i).state},cursorCoords:function(r,i){var y,M=this.doc.sel.primary();return r==null?y=M.head:typeof r=="object"?y=ft(this.doc,r):y=r?M.from():M.to(),Tr(this,y,i||"page")},charCoords:function(r,i){return pa(this,ft(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,gr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,y){var M=!1,j;if(typeof r=="number"){var K=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>K&&(r=K,M=!0),j=rt(this.doc,r)}else j=r;return Ui(this,j,{top:0,left:0},i||"page",y||M).top+(M?this.doc.height-xr(j):0)},defaultTextHeight:function(){return Ln(this.display)},defaultCharWidth:function(){return An(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,y,M,j){var K=this.display;r=Tr(this,ft(this.doc,r));var z=r.bottom,Z=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),K.sizer.appendChild(i),M=="over")z=r.top;else if(M=="above"||M=="near"){var ie=Math.max(K.wrapper.clientHeight,this.doc.height),fe=Math.max(K.sizer.clientWidth,K.lineSpace.clientWidth);(M=="above"||r.bottom+i.offsetHeight>ie)&&r.top>i.offsetHeight?z=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ie&&(z=r.bottom),Z+i.offsetWidth>fe&&(Z=fe-i.offsetWidth)}i.style.top=z+"px",i.style.left=i.style.right="",j=="right"?(Z=K.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(j=="left"?Z=0:j=="middle"&&(Z=(K.sizer.clientWidth-i.offsetWidth)/2),i.style.left=Z+"px"),y&&Js(this,{left:Z,top:z,right:Z+i.offsetWidth,bottom:z+i.offsetHeight})},triggerOnKeyDown:Jt(ms),triggerOnKeyPress:Jt(gs),triggerOnKeyUp:ps,triggerOnMouseDown:Jt(vs),execCommand:function(r){if(xi.hasOwnProperty(r))return xi[r].call(null,this)},triggerElectric:Jt(function(r){ws(this,r)}),findPosH:function(r,i,y,M){var j=1;i<0&&(j=-1,i=-i);for(var K=ft(this.doc,r),z=0;z<i&&!(K=za(this.doc,K,j,y,M),K.hitSide);++z);return K},moveH:Jt(function(r,i){var y=this;this.extendSelectionsBy(function(M){return y.display.shift||y.doc.extend||M.empty()?za(y.doc,M.head,r,i,y.options.rtlMoveVisually):r<0?M.from():M.to()},he)}),deleteH:Jt(function(r,i){var y=this.doc.sel,M=this.doc;y.somethingSelected()?M.replaceSelection("",null,"+delete"):Un(this,function(j){var K=za(M,j.head,r,i,!1);return r<0?{from:K,to:j.head}:{from:j.head,to:K}})}),findPosV:function(r,i,y,M){var j=1,K=M;i<0&&(j=-1,i=-i);for(var z=ft(this.doc,r),Z=0;Z<i;++Z){var ie=Tr(this,z,"div");if(K==null?K=ie.left:ie.left=K,z=Ds(this,ie,j,y),z.hitSide)break}return z},moveV:Jt(function(r,i){var y=this,M=this.doc,j=[],K=!this.display.shift&&!M.extend&&M.sel.somethingSelected();if(M.extendSelectionsBy(function(Z){if(K)return r<0?Z.from():Z.to();var ie=Tr(y,Z.head,"div");Z.goalColumn!=null&&(ie.left=Z.goalColumn),j.push(ie.left);var fe=Ds(y,ie,r,i);return i=="page"&&Z==M.sel.primary()&&Ca(y,pa(y,fe,"div").top-ie.top),fe},he),j.length)for(var z=0;z<M.sel.ranges.length;z++)M.sel.ranges[z].goalColumn=j[z]}),findWordAt:function(r){var i=this.doc,y=rt(i,r.line).text,M=r.ch,j=r.ch;if(y){var K=this.getHelper(r,"wordChars");(r.sticky=="before"||j==y.length)&&M?--M:++j;for(var z=y.charAt(M),Z=Me(z,K)?function(ie){return Me(ie,K)}:/\s/.test(z)?function(ie){return/\s/.test(ie)}:function(ie){return!/\s/.test(ie)&&!Me(ie)};M>0&&Z(y.charAt(M-1));)--M;for(;j<y.length&&Z(y.charAt(j));)++j}return new wt(Oe(r.line,M),Oe(r.line,j))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?N(this.display.cursorDiv,"CodeMirror-overwrite"):c(this.display.cursorDiv,"CodeMirror-overwrite"),ve(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==P()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Jt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Dr(this)-this.display.barHeight,width:r.scrollWidth-Dr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:nn(this)}},scrollIntoView:Jt(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:Oe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Qs(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Jt(function(r,i){var y=this,M=function(K){return typeof K=="number"||/^\d+$/.test(String(K))?K+"px":K};r!=null&&(this.display.wrapper.style.width=M(r)),i!=null&&(this.display.wrapper.style.height=M(i)),this.options.lineWrapping&&ao(this);var j=this.display.viewFrom;this.doc.iter(j,this.display.viewTo,function(K){if(K.widgets){for(var z=0;z<K.widgets.length;z++)if(K.widgets[z].noHScroll){Kr(y,j,"widget");break}}++j}),this.curOp.forceUpdate=!0,ve(this,"refresh",this)}),operation:function(r){return or(this,r)},startOperation:function(){return dn(this)},endOperation:function(){return cn(this)},refresh:Jt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ii(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),Da(this.display),(r==null||Math.abs(r-Ln(this.display))>.5||this.options.lineWrapping)&&xa(this),ve(this,"refresh",this)}),swapDoc:Jt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Mo(this,r),ii(this),this.display.input.reset(),oi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Gt(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}},re(e),e.registerHelper=function(r,i,y){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=y},e.registerGlobalHelper=function(r,i,y,M){e.registerHelper(r,i,M),n[r]._global.push({pred:y,val:M})}}function za(e,t,n,r,i){var y=t,M=n,j=rt(e,t.line),K=i&&e.direction=="rtl"?-n:n;function z(){var Xe=t.line+K;return Xe<e.first||Xe>=e.first+e.size?!1:(t=new Oe(Xe,t.ch,t.sticky),j=rt(e,Xe))}function Z(Xe){var Ne;if(r=="codepoint"){var qe=j.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(qe)?Ne=null:Ne=new Oe(t.line,Math.max(0,Math.min(j.text.length,t.ch+n*(qe>=55296&&qe<56320?2:1))),-n)}else i?Ne=Ml(e.cm,j,t,n):Ne=Na(j,t,n);if(Ne==null)if(!Xe&&z())t=Ba(i,e.cm,j,t.line,K);else return!1;else t=Ne;return!0}if(r=="char"||r=="codepoint")Z();else if(r=="column")Z(!0);else if(r=="word"||r=="group")for(var ie=null,fe=r=="group",ce=e.cm&&e.cm.getHelper(t,"wordChars"),Te=!0;!(n<0&&!Z(!Te));Te=!1){var Ae=j.text.charAt(t.ch)||`
`,ke=Me(Ae,ce)?"w":fe&&Ae==`
`?"n":!fe||/\s/.test(Ae)?null:"p";if(fe&&!Te&&!ke&&(ke="s"),ie&&ie!=ke){n<0&&(n=1,Z(),t.sticky="after");break}if(ke&&(ie=ke),n>0&&!Z(!Te))break}var Ue=$i(e,t,y,M,!0);return Gn(y,Ue)&&(Ue.hitSide=!0),Ue}function Ds(e,t,n,r){var i=e.doc,y=t.left,M;if(r=="page"){var j=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),K=Math.max(j-.5*Ln(e.display),3);M=(n>0?t.bottom:t.top)+n*K}else r=="line"&&(M=n>0?t.bottom+3:t.top-3);for(var z;!(z=va(e,y,M),!z.outside);){if(n<0?M<=0:M>=i.height){z.hitSide=!0;break}M+=n*5}return z}var Lt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new te,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Lt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Ls(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function y(j){for(var K=j.target;K;K=K.parentNode){if(K==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(K.className))break}return!1}be(i,"paste",function(j){if(!y(j)||Ee(r,j)||Ss(j,r))return;F<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),be(i,"compositionstart",function(j){t.composing={data:j.data,done:!1}}),be(i,"compositionupdate",function(j){t.composing||(t.composing={data:j.data,done:!1})}),be(i,"compositionend",function(j){t.composing&&(j.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),be(i,"touchstart",function(){return n.forceCompositionEnd()}),be(i,"input",function(){t.composing||t.readFromDOMSoon()});function M(j){if(!y(j)||Ee(r,j))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),j.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var K=Cs(r);ta({lineWise:!0,text:K.text}),j.type=="cut"&&r.operation(function(){r.setSelections(K.ranges,0,ge),r.replaceSelection("",null,"cut")})}else return;if(j.clipboardData){j.clipboardData.clearData();var z=wr.text.join(`
`);if(j.clipboardData.setData("Text",z),j.clipboardData.getData("Text")==z){j.preventDefault();return}}var Z=As(),ie=Z.firstChild;r.display.lineSpace.insertBefore(Z,r.display.lineSpace.firstChild),ie.value=wr.text.join(`
`);var fe=document.activeElement;X(ie),setTimeout(function(){r.display.lineSpace.removeChild(Z),fe.focus(),fe==i&&n.showPrimarySelection()},50)}be(i,"copy",M),be(i,"cut",M)},Lt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Lt.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},Lt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Lt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Lt.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 y=ra(t,e.anchorNode,e.anchorOffset),M=ra(t,e.focusNode,e.focusOffset);if(y&&!y.bad&&M&&!M.bad&&dt(Qr(y,M),r)==0&&dt(vn(y,M),i)==0)return;var j=t.display.view,K=r.line>=t.display.viewFrom&&_s(t,r)||{node:j[0].measure.map[2],offset:0},z=i.line<t.display.viewTo&&_s(t,i);if(!z){var Z=j[j.length-1].measure,ie=Z.maps?Z.maps[Z.maps.length-1]:Z.map;z={node:ie[ie.length-1],offset:ie[ie.length-2]-ie[ie.length-3]}}if(!K||!z){e.removeAllRanges();return}var fe=e.rangeCount&&e.getRangeAt(0),ce;try{ce=g(K.node,K.offset,z.offset,z.node)}catch(Te){}ce&&(!A&&t.state.focused?(e.collapse(K.node,K.offset),ce.collapsed||(e.removeAllRanges(),e.addRange(ce))):(e.removeAllRanges(),e.addRange(ce)),fe&&e.anchorNode==null?e.addRange(fe):A&&this.startGracePeriod()),this.rememberSelection()},Lt.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)},Lt.prototype.showMultipleSelections=function(e){d(this.cm.display.cursorDiv,e.cursors),d(this.cm.display.selectionDiv,e.selection)},Lt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Lt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return x(this.div,t)},Lt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Lt.prototype.blur=function(){this.div.blur()},Lt.prototype.getField=function(){return this.div},Lt.prototype.supportsTouch=function(){return!0},Lt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():or(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)},Lt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Lt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(l&&v&&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=ra(t,e.anchorNode,e.anchorOffset),r=ra(t,e.focusNode,e.focusOffset);n&&r&&or(t,function(){Xt(t.doc,zr(n,r),ge),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Lt.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=Oe(r.line-1,rt(e.doc,r.line-1).length)),i.ch==rt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Oe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var y,M,j;r.line==t.viewFrom||(y=sn(e,r.line))==0?(M=Tt(t.view[0].line),j=t.view[0].node):(M=Tt(t.view[y].line),j=t.view[y-1].node.nextSibling);var K=sn(e,i.line),z,Z;if(K==t.view.length-1?(z=t.viewTo-1,Z=t.lineDiv.lastChild):(z=Tt(t.view[K+1].line)-1,Z=t.view[K+1].node.previousSibling),!j)return!1;for(var ie=e.doc.splitLines(tu(e,j,Z,M,z)),fe=Pr(e.doc,Oe(M,0),Oe(z,rt(e.doc,z).text.length));ie.length>1&&fe.length>1;)if(xe(ie)==xe(fe))ie.pop(),fe.pop(),z--;else if(ie[0]==fe[0])ie.shift(),fe.shift(),M++;else break;for(var ce=0,Te=0,Ae=ie[0],ke=fe[0],Ue=Math.min(Ae.length,ke.length);ce<Ue&&Ae.charCodeAt(ce)==ke.charCodeAt(ce);)++ce;for(var Xe=xe(ie),Ne=xe(fe),qe=Math.min(Xe.length-(ie.length==1?ce:0),Ne.length-(fe.length==1?ce:0));Te<qe&&Xe.charCodeAt(Xe.length-Te-1)==Ne.charCodeAt(Ne.length-Te-1);)++Te;if(ie.length==1&&fe.length==1&&M==r.line)for(;ce&&ce>r.ch&&Xe.charCodeAt(Xe.length-Te-1)==Ne.charCodeAt(Ne.length-Te-1);)ce--,Te++;ie[ie.length-1]=Xe.slice(0,Xe.length-Te).replace(/^\u200b+/,""),ie[0]=ie[0].slice(ce).replace(/\u200b+$/,"");var lt=Oe(M,ce),at=Oe(z,fe.length?xe(fe).length-Te:0);if(ie.length>1||ie[0]||dt(lt,at))return Mn(e.doc,ie,lt,at,"+input"),!0},Lt.prototype.ensurePolled=function(){this.forceCompositionEnd()},Lt.prototype.reset=function(){this.forceCompositionEnd()},Lt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Lt.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)},Lt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&or(this.cm,function(){return 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l=this.hls;l.off(O.Events.FRAG_LOADING,this.onFragLoading,this),l.off(O.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),l.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(O.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},T.onFragLoading=function(l,o){var s=o.frag;if(s.type===R.PlaylistLevelType.MAIN&&!this.timer){var u;this.fragCurrent=s,this.partCurrent=(u=o.part)!=null?u:null,this.timer=self.setInterval(this.onCheck,100)}},T.onLevelLoaded=function(l,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},T._abandonRulesCheck=function(){var l=this.fragCurrent,o=this.partCurrent,s=this.hls,u=s.autoLevelEnabled,w=s.config,m=s.media;if(!l||!m)return;var h=o?o.stats:l.stats,L=o?o.duration:l.duration;if(h.aborted){_.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!u||m.paused||!m.playbackRate||!m.readyState)return;var p=performance.now()-h.loading.start,c=Math.abs(m.playbackRate);if(p<=500*L/c)return;var f=s.levels,d=s.minAutoLevel,a=f[l.level],b=h.total||Math.max(h.loaded,Math.round(L*a.maxBitrate/8)),g=Math.max(1,h.bwEstimate?h.bwEstimate/8:h.loaded*1e3/p),x=(b-h.loaded)/g,P=m.currentTime,N=(U.BufferHelper.bufferInfo(m,P,w.maxBufferHole).end-P)/c;if(N>=2*L/c||x<=N)return;var H=Number.POSITIVE_INFINITY,X;for(X=l.level-1;X>d;X--){var B=f[X].maxBitrate;if(H=L*B/(8*.8*g),H<N)break}if(H>=x)return;var I=this.bwEstimator.getEstimate();_.logger.warn("Fragment "+l.sn+(o?" part "+o.index:"")+" of level "+l.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+X+`
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Estimated load time for current fragment: `+x.toFixed(3)+` s
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b=L?Math.min(L,w.maxStarvationDelay):w.maxStarvationDelay,g=w.abrBandWidthFactor,x=w.abrBandWidthUpFactor;if(!d){var P=this.bitrateTestDelay;if(P){var N=L?Math.min(L,w.maxLoadingDelay):w.maxLoadingDelay;b=N-P,_.logger.trace("bitrate test took "+Math.round(1e3*P)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*b)+" ms"),g=x=1}}return a=this.findBestLevel(f,m,u,d+b,g,x),Math.max(a,0)},T.findBestLevel=function(l,o,s,u,w,m){for(var h,L=this.fragCurrent,p=this.partCurrent,c=this.lastLoadedFragLevel,f=this.hls.levels,d=f[c],a=!!(d!=null&&(h=d.details)!==null&&h!==void 0&&h.live),b=d==null?void 0:d.codecSet,g=p?p.duration:L?L.duration:0,x=s;x>=o;x--){var P=f[x];if(!P||b&&P.codecSet!==b)continue;var N=P.details,H=(p?N==null?void 0:N.partTarget:N==null?void 0:N.averagetargetduration)||g,X=void 0;x<=c?X=w*l:X=m*l;var B=f[x].maxBitrate,I=B*H/X;if(_.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+x+"/"+Math.round(X)+"/"+B+"/"+H+"/"+u+"/"+I),X>B&&(!I||a&&!this.bitrateTestDelay||I<u))return x}return-1},S(C,[{key:"nextAutoLevel",get:function(){var l=this._nextAutoLevel,o=this.bwEstimator;if(l!==-1&&(!o||!o.canEstimate()))return l;var s=this.getNextABRAutoLevel();return l!==-1&&(s=Math.min(l,s)),s},set:function(l){this._nextAutoLevel=l}}]),C}();G.default=D},"./src/controller/audio-stream-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),k=A("./src/controller/base-stream-controller.ts"),O=A("./src/events.ts"),U=A("./src/utils/buffer-helper.ts"),F=A("./src/controller/fragment-tracker.ts"),R=A("./src/types/level.ts"),_=A("./src/types/loader.ts"),v=A("./src/loader/fragment.ts"),S=A("./src/demux/chunk-cache.ts"),D=A("./src/demux/transmuxer-interface.ts"),C=A("./src/types/transmuxer.ts"),T=A("./src/controller/fragment-finders.ts"),E=A("./src/utils/discontinuities.ts"),l=A("./src/errors.ts"),o=A("./src/utils/logger.ts");function s(){return s=Object.assign||function(L){for(var p=1;p<arguments.length;p++){var c=arguments[p];for(var f in c)Object.prototype.hasOwnProperty.call(c,f)&&(L[f]=c[f])}return L},s.apply(this,arguments)}function u(L,p){L.prototype=Object.create(p.prototype),L.prototype.constructor=L,w(L,p)}function w(L,p){return w=Object.setPrototypeOf||function(f,d){return f.__proto__=d,f},w(L,p)}var m=100,h=function(L){u(p,L);function p(f,d){var a;return a=L.call(this,f,d,"[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 c=p.prototype;return c.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},c._registerListeners=function(){var d=this.hls;d.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(O.Events.ERROR,this.onError,this),d.on(O.Events.BUFFER_RESET,this.onBufferReset,this),d.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),d.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c._unregisterListeners=function(){var d=this.hls;d.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(O.Events.ERROR,this.onError,this),d.off(O.Events.BUFFER_RESET,this.onBufferReset,this),d.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),d.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c.onInitPtsFound=function(d,a){var b=a.frag,g=a.id,x=a.initPTS;if(g==="main"){var P=b.cc;this.initPTS[b.cc]=x,this.log("InitPTS for cc: "+P+" found from main: "+x),this.videoTrackCC=P,this.state===k.State.WAITING_INIT_PTS&&this.tick()}},c.startLoad=function(d){if(!this.levels){this.startPosition=d,this.state=k.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(m),this.fragLoadError=0,a>0&&d===-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=d,this.tick()},c.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_TRACK:{var d,a=this.levels,b=this.trackId,g=a==null||((d=a[b])===null||d===void 0)?void 0:d.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=k.State.WAITING_INIT_PTS}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var x,P=performance.now(),N=this.retryDate;(!N||P>=N||(x=this.media)!==null&&x!==void 0&&x.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=k.State.IDLE);break}case k.State.WAITING_INIT_PTS:{var H=this.waitingData;if(H){var X=H.frag,B=H.part,I=H.cache,Y=H.complete;if(this.initPTS[X.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.FRAG_LOADING;var te=I.flush(),se={frag:X,part:B,payload:te,networkDetails:null};this._handleFragmentLoadProgress(se),Y&&L.prototype._handleFragmentLoadComplete.call(this,se)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+X.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var de=this.getLoadPosition(),Se=U.BufferHelper.bufferInfo(this.mediaBuffer,de,this.config.maxBufferHole),ge=Object(T.fragmentWithinToleranceTest)(Se.end,this.config.maxFragLookUpTolerance,X);ge<0&&(o.logger.log("Waiting fragment cc ("+X.cc+") @ "+X.start+" cancelled because another fragment at "+Se.end+" is needed"),this.clearWaitingFragment())}}else this.state=k.State.IDLE}}this.onTickEnd()},c.clearWaitingFragment=function(){var d=this.waitingData;d&&(this.fragmentTracker.removeFragment(d.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.IDLE)},c.onTickEnd=function(){var d=this.media;if(!d||!d.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:d,b=a.buffered;!this.loadedmetadata&&b.length&&(this.loadedmetadata=!0),this.lastCurrentTime=d.currentTime},c.doTickIdle=function(){var d,a,b=this.hls,g=this.levels,x=this.media,P=this.trackId,N=b.config;if(!g||!g[P])return;if(!x&&(this.startFragRequested||!N.startFragPrefetch))return;var H=g[P],X=H.details;if(!X||X.live&&this.levelLastLoaded!==P||this.waitForCdnTuneIn(X)){this.state=k.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,v.ElementaryStreamTypes.AUDIO,_.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,_.PlaylistLevelType.AUDIO);if(B===null)return;var I=B.len,Y=this.getMaxBufferLength(),te=this.audioSwitch;if(I>=Y&&!te)return;if(!te&&this._streamEnded(B,X)){b.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=k.State.ENDED;return}var se=X.fragments,de=se[0].start,Se=B.end;if(te){var ge=this.getLoadPosition();Se=ge,X.PTSKnown&&ge<de&&((B.end>de||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),x.currentTime=de+.05))}var pe=this.getNextFragment(Se,X);if(!pe){this.bufferFlushed=!0;return}((d=pe.decryptdata)===null||d===void 0?void 0:d.keyFormat)==="identity"&&!((a=pe.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(pe,X):this.loadFragment(pe,X,Se)},c.getMaxBufferLength=function(){var d=L.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,_.PlaylistLevelType.MAIN);return a===null?d:Math.max(d,a.len)},c.onMediaDetaching=function(){this.videoBuffer=null,L.prototype.onMediaDetaching.call(this)},c.onAudioTracksUpdated=function(d,a){var b=a.audioTracks;this.resetTransmuxer(),this.levels=b.map(function(g){return new R.Level(g)})},c.onAudioTrackSwitching=function(d,a){var b=!!a.url;this.trackId=a.id;var g=this.fragCurrent;g!=null&&g.loader&&g.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),b?this.setInterval(m):this.resetTransmuxer(),b?(this.audioSwitch=!0,this.state=k.State.IDLE):this.state=k.State.STOPPED,this.tick()},c.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},c.onLevelLoaded=function(d,a){this.mainDetails=a.details},c.onAudioTrackLoaded=function(d,a){var b,g=this.levels,x=a.details,P=a.id;if(!g){this.warn("Audio tracks were reset while loading level "+P);return}this.log("Track "+P+" loaded ["+x.startSN+","+x.endSN+"],duration:"+x.totalduration);var N=g[P],H=0;if(x.live||(b=N.details)!==null&&b!==void 0&&b.live){var X=this.mainDetails;if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed||!X)return;!N.details&&x.hasProgramDateTime&&X.hasProgramDateTime?(Object(E.alignMediaPlaylistByPDT)(x,X),H=x.fragments[0].start):H=this.alignPlaylists(x,N.details)}N.details=x,this.levelLastLoaded=P,!this.startFragRequested&&(this.mainDetails||!x.live)&&this.setStartPosition(N.details,H),this.state===k.State.WAITING_TRACK&&!this.waitForCdnTuneIn(x)&&(this.state=k.State.IDLE),this.tick()},c._handleFragmentLoadProgress=function(d){var a,b=d.frag,g=d.part,x=d.payload,P=this.config,N=this.trackId,H=this.levels;if(!H){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+b.sn+" of level "+b.level+" will not be buffered");return}var X=H[N];console.assert(X,"Audio track is defined on fragment load progress");var B=X.details;console.assert(B,"Audio track details are defined on fragment load progress");var I=P.defaultAudioCodec||X.audioCodec||"mp4a.40.2",Y=this.transmuxer;Y||(Y=this.transmuxer=new D.default(this.hls,_.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var te=this.initPTS[b.cc],se=(a=b.initSegment)===null||a===void 0?void 0:a.data;if(te!==void 0){var de=!1,Se=g?g.index:-1,ge=Se!==-1,pe=new C.ChunkMetadata(b.level,b.sn,b.stats.chunkCount,x.byteLength,Se,ge);Y.push(x,se,I,"",b,g,B.totalduration,de,pe,te)}else{o.logger.log("Unknown video PTS for cc "+b.cc+", waiting for video PTS before demuxing audio frag "+b.sn+" of ["+B.startSN+" ,"+B.endSN+"],track "+N);var he=this.waitingData=this.waitingData||{frag:b,part:g,cache:new S.default,complete:!1},me=he.cache;me.push(new Uint8Array(x)),this.waitingVideoCC=this.videoTrackCC,this.state=k.State.WAITING_INIT_PTS}},c._handleFragmentLoadComplete=function(d){if(this.waitingData){this.waitingData.complete=!0;return}L.prototype._handleFragmentLoadComplete.call(this,d)},c.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},c.onBufferCreated=function(d,a){var b=a.tracks.audio;b&&(this.mediaBuffer=b.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},c.onFragBuffered=function(d,a){var b=a.frag,g=a.part;if(b.type!==_.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(b)){this.warn("Fragment "+b.sn+(g?" p: "+g.index:"")+" of level "+b.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}b.sn!=="initSegment"&&(this.fragPrevious=b,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(b,g)},c.onError=function(d,a){switch(a.details){case l.ErrorDetails.FRAG_LOAD_ERROR:case l.ErrorDetails.FRAG_LOAD_TIMEOUT:case l.ErrorDetails.KEY_LOAD_ERROR:case l.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.PlaylistLevelType.AUDIO,a);break;case l.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case l.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 l.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var b=!0,g=this.getFwdBufferInfo(this.mediaBuffer,_.PlaylistLevelType.AUDIO);g&&g.len>.5&&(b=!this.reduceMaxBufferLength(g.len)),b&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,L.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},c.onBufferFlushed=function(d,a){var b=a.type;b===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},c._handleTransmuxComplete=function(d){var a,b="audio",g=this.hls,x=d.remuxResult,P=d.chunkMeta,N=this.getCurrentContext(P);if(!N){this.warn("The loading context changed while buffering fragment "+P.sn+" of level "+P.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(P.level);return}var H=N.frag,X=N.part,B=x.audio,I=x.text,Y=x.id3,te=x.initSegment;if(this.fragContextChanged(H))return;if(this.state=k.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),te!=null&&te.tracks&&(this._bufferInitSegment(te.tracks,H,P),g.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:H,id:b,tracks:te.tracks})),B){var se=B.startPTS,de=B.endPTS,Se=B.startDTS,ge=B.endDTS;X&&(X.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:se,endPTS:de,startDTS:Se,endDTS:ge}),H.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,se,de,Se,ge),this.bufferFragmentData(B,H,X,P)}if(Y!=null&&(a=Y.samples)!==null&&a!==void 0&&a.length){var pe=s({frag:H,id:b},Y);g.trigger(O.Events.FRAG_PARSING_METADATA,pe)}if(I){var he=s({frag:H,id:b},I);g.trigger(O.Events.FRAG_PARSING_USERDATA,he)}},c._bufferInitSegment=function(d,a,b){if(this.state!==k.State.PARSING)return;d.video&&delete d.video;var g=d.audio;if(!g)return;g.levelCodec=g.codec,g.id="audio",this.log("Init audio buffer, container:"+g.container+", codecs[parsed]=["+g.codec+"]"),this.hls.trigger(O.Events.BUFFER_CODECS,d);var x=g.initSegment;if(x!=null&&x.byteLength){var P={type:"audio",frag:a,part:null,chunkMeta:b,parent:a.type,data:x};this.hls.trigger(O.Events.BUFFER_APPENDING,P)}this.tick()},c.loadFragment=function(d,a,b){var g=this.fragmentTracker.getState(d);this.fragCurrent=d,(this.audioSwitch||g===F.FragmentState.NOT_LOADED||g===F.FragmentState.PARTIAL)&&(d.sn==="initSegment"?this._loadInitSegment(d):a.live&&!Object(W.isFiniteNumber)(this.initPTS[d.cc])?(this.log("Waiting for video PTS in continuity counter "+d.cc+" of live stream before loading audio fragment "+d.sn+" of level "+this.trackId),this.state=k.State.WAITING_INIT_PTS):(this.startFragRequested=!0,L.prototype.loadFragment.call(this,d,a,b)))},c.completeAudioSwitch=function(){var d=this.hls,a=this.media,b=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),L.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,d.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:b})},p}(k.default);G.default=h},"./src/controller/audio-track-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),k=A("./src/errors.ts"),O=A("./src/controller/base-playlist-controller.ts"),U=A("./src/types/loader.ts");function F(D,C){for(var T=0;T<C.length;T++){var E=C[T];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(D,E.key,E)}}function R(D,C,T){return C&&F(D.prototype,C),T&&F(D,T),D}function _(D,C){D.prototype=Object.create(C.prototype),D.prototype.constructor=D,v(D,C)}function v(D,C){return v=Object.setPrototypeOf||function(E,l){return E.__proto__=l,E},v(D,C)}var S=function(D){_(C,D);function C(E){var l;return l=D.call(this,E,"[audio-track-controller]")||this,l.tracks=[],l.groupId=null,l.tracksInGroup=[],l.trackId=-1,l.trackName="",l.selectDefaultTrack=!0,l.registerListeners(),l}var T=C.prototype;return T.registerListeners=function(){var l=this.hls;l.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.on(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(W.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var l=this.hls;l.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),l.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.off(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(W.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,D.prototype.destroy.call(this)},T.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},T.onManifestParsed=function(l,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(l,o){var s=o.id,u=o.details,w=this.tracksInGroup[s];if(!w){this.warn("Invalid audio track id "+s);return}var m=w.details;w.details=o.details,this.log("audioTrack "+s+" loaded ["+u.startSN+"-"+u.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,m))},T.onLevelLoading=function(l,o){this.switchLevel(o.level)},T.onLevelSwitching=function(l,o){this.switchLevel(o.level)},T.switchLevel=function(l){var o=this.hls.levels[l];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var u=this.tracks.filter(function(m){return!s||m.groupId===s});this.selectDefaultTrack&&!u.some(function(m){return m.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var w={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(W.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},T.onError=function(l,o){if(D.prototype.onError.call(this,l,o),o.fatal||!o.context)return;o.context.type===U.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},T.setAudioTrack=function(l){var o=this.tracksInGroup;if(l<0||l>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+l);var u=o[l],w=u.id,m=u.groupId,h=m===void 0?"":m,L=u.name,p=u.type,c=u.url;if(this.trackId=l,this.trackName=L,this.selectDefaultTrack=!1,this.hls.trigger(W.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:h,name:L,type:p,url:c}),u.details&&!u.details.live)return;var f=this.switchParams(u.url,s==null?void 0:s.details);this.loadPlaylist(f)},T.selectInitialTrack=function(){var l=this.tracksInGroup;console.assert(l.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(l){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var u=o[s];if((!this.selectDefaultTrack||u.default)&&(!l||l===u.name))return u.id}return-1},T.loadPlaylist=function(l){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,u=o.groupId,w=o.url;if(l)try{w=l.addDirectives(w)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(W.Events.AUDIO_TRACK_LOADING,{url:w,id:s,groupId:u,deliveryDirectives:l||null})}},R(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(l){this.selectDefaultTrack=!1,this.setAudioTrack(l)}}]),C}(O.default);G.default=S},"./src/controller/base-playlist-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return R});var W=A("./src/polyfills/number.ts"),k=A("./src/types/level.ts"),O=A("./src/controller/level-helper.ts"),U=A("./src/utils/logger.ts"),F=A("./src/errors.ts"),R=function(){function _(S,D){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=U.logger.log.bind(U.logger,D+":"),this.warn=U.logger.warn.bind(U.logger,D+":"),this.hls=S}var v=_.prototype;return v.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},v.onError=function(D,C){C.fatal&&C.type===F.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},v.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},v.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},v.stopLoad=function(){this.canLoad=!1,this.clearTimer()},v.switchParams=function(D,C){var T=C==null?void 0:C.renditionReports;if(T)for(var E=0;E<T.length;E++){var l=T[E],o=""+l.URI;if(o===D.substr(-o.length)){var s=parseInt(l["LAST-MSN"]),u=parseInt(l["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var w=Math.min(C.age-C.partTarget,C.targetduration);u!==void 0&&w>C.partTarget&&(u+=1)}if(Object(W.isFiniteNumber)(s))return new k.HlsUrlParameters(s,Object(W.isFiniteNumber)(u)?u:void 0,k.HlsSkip.No)}}},v.loadPlaylist=function(D){},v.shouldLoadTrack=function(D){return this.canLoad&&D&&!!D.url&&(!D.details||D.details.live)},v.playlistLoaded=function(D,C,T){var E=this,l=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(l.advancedDateTime=Date.now()-s,l.live||T!=null&&T.live){if(l.reloaded(T),T&&this.log("live playlist "+D+" "+(l.advanced?"REFRESHED "+l.lastPartSn+"-"+l.lastPartIndex:"MISSED")),T&&l.fragments.length>0&&Object(O.mergeDetails)(T,l),!this.canLoad||!l.live)return;var u,w=void 0,m=void 0;if(l.canBlockReload&&l.endSN&&l.advanced){var h=this.hls.config.lowLatencyMode,L=l.lastPartSn,p=l.endSN,c=l.lastPartIndex,f=c!==-1,d=L===p,a=h?0:c;f?(w=d?p+1:L,m=d?a:c+1):w=p+1;var b=l.age,g=b+l.ageHeader,x=Math.min(g-l.partTarget,l.targetduration*1.5);if(x>0){if(T&&x>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+x+" with playlist age: "+l.age),x=0;else{var P=Math.floor(x/l.targetduration);if(w+=P,m!==void 0){var N=Math.round(x%l.targetduration/l.partTarget);m+=N}this.log("CDN Tune-in age: "+l.ageHeader+"s last advanced "+b.toFixed(2)+"s goal: "+x+" skip sn "+P+" to part "+m)}l.tuneInGoal=x}if(u=this.getDeliveryDirectives(l,C.deliveryDirectives,w,m),h||!d){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(l,C.deliveryDirectives,w,m);var H=Object(O.computeReloadInterval)(l,o);w!==void 0&&l.canBlockReload&&(H-=l.partTarget||1),this.log("reload live playlist "+D+" in "+Math.round(H)+" ms"),this.timer=self.setTimeout(function(){return E.loadPlaylist(u)},H)}else this.clearTimer()},v.getDeliveryDirectives=function(D,C,T,E){var l=Object(k.getSkipValue)(D,T);return C!=null&&C.skip&&D.deltaUpdateFailed&&(T=C.msn,E=C.part,l=k.HlsSkip.No),new k.HlsUrlParameters(T,E,l)},v.retryLoadingOrFail=function(D){var C=this,T=this.hls.config,E=this.retryCount<T.levelLoadingMaxRetry;if(E){var l;if(this.retryCount++,D.details.indexOf("LoadTimeOut")>-1&&(l=D.context)!==null&&l!==void 0&&l.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+D.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*T.levelLoadingRetryDelay,T.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+D.details+'"')}}else this.warn('cannot recover from error "'+D.details+'"'),this.clearTimer(),D.fatal=!0;return E},_}()},"./src/controller/base-stream-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"State",function(){return p}),A.d(G,"default",function(){return c});var W=A("./src/polyfills/number.ts"),k=A("./src/task-loop.ts"),O=A("./src/controller/fragment-tracker.ts"),U=A("./src/utils/buffer-helper.ts"),F=A("./src/utils/logger.ts"),R=A("./src/events.ts"),_=A("./src/errors.ts"),v=A("./src/types/transmuxer.ts"),S=A("./src/utils/mp4-tools.ts"),D=A("./src/utils/discontinuities.ts"),C=A("./src/controller/fragment-finders.ts"),T=A("./src/controller/level-helper.ts"),E=A("./src/loader/fragment-loader.ts"),l=A("./src/crypt/decrypter.ts"),o=A("./src/utils/time-ranges.ts"),s=A("./src/types/loader.ts");function u(f,d){for(var a=0;a<d.length;a++){var b=d[a];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(f,b.key,b)}}function w(f,d,a){return d&&u(f.prototype,d),a&&u(f,a),f}function m(f){if(f===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return f}function h(f,d){f.prototype=Object.create(d.prototype),f.prototype.constructor=f,L(f,d)}function L(f,d){return L=Object.setPrototypeOf||function(b,g){return b.__proto__=g,b},L(f,d)}var p={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"},c=function(f){h(d,f);function d(b,g,x){var P;return P=f.call(this)||this,P.hls=void 0,P.fragPrevious=null,P.fragCurrent=null,P.fragmentTracker=void 0,P.transmuxer=null,P._state=p.STOPPED,P.media=void 0,P.mediaBuffer=void 0,P.config=void 0,P.bitrateTest=!1,P.lastCurrentTime=0,P.nextLoadPosition=0,P.startPosition=0,P.loadedmetadata=!1,P.fragLoadError=0,P.retryDate=0,P.levels=null,P.fragmentLoader=void 0,P.levelLastLoaded=null,P.startFragRequested=!1,P.decrypter=void 0,P.initPTS=[],P.onvseeking=null,P.onvended=null,P.logPrefix="",P.log=void 0,P.warn=void 0,P.logPrefix=x,P.log=F.logger.log.bind(F.logger,x+":"),P.warn=F.logger.warn.bind(F.logger,x+":"),P.hls=b,P.fragmentLoader=new E.default(b.config),P.fragmentTracker=g,P.config=b.config,P.decrypter=new l.default(b,b.config),b.on(R.Events.KEY_LOADED,P.onKeyLoaded,m(P)),P}var a=d.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(g){},a.stopLoad=function(){this.fragmentLoader.abort();var g=this.fragCurrent;g&&this.fragmentTracker.removeFragment(g),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=p.STOPPED},a._streamEnded=function(g,x){var P=this.fragCurrent,N=this.fragmentTracker;if(!x.live&&P&&P.sn===x.endSN&&!g.nextStart){var H=N.getState(P);return H===O.FragmentState.PARTIAL||H===O.FragmentState.OK}return!1},a.onMediaAttached=function(g,x){var P=this.media=this.mediaBuffer=x.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),P.addEventListener("seeking",this.onvseeking),P.addEventListener("ended",this.onvended);var N=this.config;this.levels&&N.autoStartLoad&&this.state===p.STOPPED&&this.startLoad(N.startPosition)},a.onMediaDetaching=function(){var g=this.media;g!=null&&g.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),g&&(g.removeEventListener("seeking",this.onvseeking),g.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var g=this.config,x=this.fragCurrent,P=this.media,N=this.mediaBuffer,H=this.state,X=P?P.currentTime:0,B=U.BufferHelper.bufferInfo(N||P,X,g.maxBufferHole);if(this.log("media seeking to "+(Object(W.isFiniteNumber)(X)?X.toFixed(3):X)+", state: "+H),H===p.ENDED)this.resetLoadingState();else if(x&&!B.len){var I=g.maxFragLookUpTolerance,Y=x.start-I,te=x.start+x.duration+I,se=X>te;(X<Y||se)&&(se&&x.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),x.loader.abort()),this.resetLoadingState())}P&&(this.lastCurrentTime=X),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=X),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(g,x){if(this.state!==p.KEY_LOADING||x.frag!==this.fragCurrent||!this.levels)return;this.state=p.IDLE;var P=this.levels[x.frag.level].details;P&&this.loadFragment(x.frag,P,x.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),f.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=p.STOPPED,this.hls.off(R.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,f.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(g,x){this.log("Loading key for "+g.sn+" of ["+x.startSN+"-"+x.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level),this.state=p.KEY_LOADING,this.fragCurrent=g,this.hls.trigger(R.Events.KEY_LOADING,{frag:g})},a.loadFragment=function(g,x,P){this._loadFragForPlayback(g,x,P)},a._loadFragForPlayback=function(g,x,P){var N=this,H=function(B){if(N.fragContextChanged(g)){N.warn("Fragment "+g.sn+(B.part?" p: "+B.part.index:"")+" of level "+g.level+" was dropped during download."),N.fragmentTracker.removeFragment(g);return}g.stats.chunkCount++,N._handleFragmentLoadProgress(B)};this._doFragLoad(g,x,P,H).then(function(X){if(!X)return;N.fragLoadError=0;var B=N.state;if(N.fragContextChanged(g)){(B===p.FRAG_LOADING||B===p.BACKTRACKING||!N.fragCurrent&&B===p.PARSING)&&(N.fragmentTracker.removeFragment(g),N.state=p.IDLE);return}if("payload"in X&&(N.log("Loaded fragment "+g.sn+" of level "+g.level),N.hls.trigger(R.Events.FRAG_LOADED,X),N.state===p.BACKTRACKING)){N.fragmentTracker.backtrack(g,X),N.resetFragmentLoading(g);return}N._handleFragmentLoadComplete(X)}).catch(function(X){N.warn(X),N.resetFragmentLoading(g)})},a.flushMainBuffer=function(g,x,P){if(P===void 0&&(P=null),!(g-x))return;var N={startOffset:g,endOffset:x,type:P};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,N)},a._loadInitSegment=function(g){var x=this;this._doFragLoad(g).then(function(P){if(!P||x.fragContextChanged(g)||!x.levels)throw new Error("init load aborted");return P}).then(function(P){var N=x.hls,H=P.payload,X=g.decryptdata;if(H&&H.byteLength>0&&X&&X.key&&X.iv&&X.method==="AES-128"){var B=self.performance.now();return x.decrypter.webCryptoDecrypt(new Uint8Array(H),X.key.buffer,X.iv.buffer).then(function(I){var Y=self.performance.now();return N.trigger(R.Events.FRAG_DECRYPTED,{frag:g,payload:I,stats:{tstart:B,tdecrypt:Y}}),P.payload=I,P})}return P}).then(function(P){var N=x.fragCurrent,H=x.hls,X=x.levels;if(!X)throw new Error("init load aborted, missing levels");var B=X[g.level].details;console.assert(B,"Level details are defined when init segment is loaded");var I=g.stats;x.state=p.IDLE,x.fragLoadError=0,g.data=new Uint8Array(P.payload),I.parsing.start=I.buffering.start=self.performance.now(),I.parsing.end=I.buffering.end=self.performance.now(),P.frag===N&&H.trigger(R.Events.FRAG_BUFFERED,{stats:I,frag:N,part:null,id:g.type}),x.tick()}).catch(function(P){x.warn(P),x.resetFragmentLoading(g)})},a.fragContextChanged=function(g){var x=this.fragCurrent;return!g||!x||g.level!==x.level||g.sn!==x.sn||g.urlId!==x.urlId},a.fragBufferedComplete=function(g,x){var P=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+g.type+" sn: "+g.sn+(x?" part: "+x.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level+" "+o.default.toString(U.BufferHelper.getBuffered(P))),this.state=p.IDLE,this.tick()},a._handleFragmentLoadComplete=function(g){var x=this.transmuxer;if(!x)return;var P=g.frag,N=g.part,H=g.partsLoaded,X=!H||H.length===0||H.some(function(I){return!I}),B=new v.ChunkMetadata(P.level,P.sn,P.stats.chunkCount+1,0,N?N.index:-1,!X);x.flush(B)},a._handleFragmentLoadProgress=function(g){},a._doFragLoad=function(g,x,P,N){var H=this;if(P===void 0&&(P=null),!this.levels)throw new Error("frag load aborted, missing levels");if(P=Math.max(g.start,P||0),this.config.lowLatencyMode&&x){var X=x.partList;if(X&&N){P>g.end&&x.fragmentHint&&(g=x.fragmentHint);var B=this.getNextPart(X,g,P);if(B>-1){var I=X[B];return this.log("Loading part sn: "+g.sn+" p: "+I.index+" cc: "+g.cc+" of playlist ["+x.startSN+"-"+x.endSN+"] parts [0-"+B+"-"+(X.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(P.toFixed(3))),this.nextLoadPosition=I.start+I.duration,this.state=p.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:g,part:X[B],targetBufferTime:P}),this.doFragPartsLoad(g,X,B,N).catch(function(Y){return H.handleFragLoadError(Y)})}else if(!g.url||this.loadedEndOfParts(X,P))return Promise.resolve(null)}}return this.log("Loading fragment "+g.sn+" cc: "+g.cc+" "+(x?"of ["+x.startSN+"-"+x.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(P.toFixed(3))),Object(W.isFiniteNumber)(g.sn)&&!this.bitrateTest&&(this.nextLoadPosition=g.start+g.duration),this.state=p.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:g,targetBufferTime:P}),this.fragmentLoader.load(g,N).catch(function(Y){return H.handleFragLoadError(Y)})},a.doFragPartsLoad=function(g,x,P,N){var H=this;return new Promise(function(X,B){var I=[],Y=function te(se){var de=x[se];H.fragmentLoader.loadPart(g,de,N).then(function(Se){I[de.index]=Se;var ge=Se.part;H.hls.trigger(R.Events.FRAG_LOADED,Se);var pe=x[se+1];if(pe&&pe.fragment===g)te(se+1);else return X({frag:g,part:ge,partsLoaded:I})}).catch(B)};Y(P)})},a.handleFragLoadError=function(g){var x=g.data;return x&&x.details===_.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(x.frag,x.part):this.hls.trigger(R.Events.ERROR,x),null},a._handleTransmuxerFlush=function(g){var x=this.getCurrentContext(g);if(!x||this.state!==p.PARSING){this.fragCurrent||(this.state=p.IDLE);return}var P=x.frag,N=x.part,H=x.level,X=self.performance.now();P.stats.parsing.end=X,N&&(N.stats.parsing.end=X),this.updateLevelTiming(P,N,H,g.partial)},a.getCurrentContext=function(g){var x=this.levels,P=g.level,N=g.sn,H=g.part;if(!x||!x[P])return this.warn("Levels object was unset while buffering fragment "+N+" of level "+P+". The current chunk will not be buffered."),null;var X=x[P],B=H>-1?Object(T.getPartWith)(X,N,H):null,I=B?B.fragment:Object(T.getFragmentWithSN)(X,N,this.fragCurrent);return I?{frag:I,part:B,level:X}:null},a.bufferFragmentData=function(g,x,P,N){if(!g||this.state!==p.PARSING)return;var H=g.data1,X=g.data2,B=H;if(H&&X&&(B=Object(S.appendUint8Array)(H,X)),!B||!B.length)return;var I={type:g.type,frag:x,part:P,chunkMeta:N,parent:x.type,data:B};this.hls.trigger(R.Events.BUFFER_APPENDING,I),g.dropped&&g.independent&&!P&&this.flushBufferGap(x)},a.flushBufferGap=function(g){var x=this.media;if(!x)return;if(!U.BufferHelper.isBuffered(x,x.currentTime)){this.flushMainBuffer(0,g.start);return}var P=x.currentTime,N=U.BufferHelper.bufferInfo(x,P,0),H=g.duration,X=Math.min(this.config.maxFragLookUpTolerance*2,H*.25),B=Math.max(Math.min(g.start-X,N.end-X),P+X);g.start-B>X&&this.flushMainBuffer(B,g.start)},a.getFwdBufferInfo=function(g,x){var P=this.config,N=this.getLoadPosition();if(!Object(W.isFiniteNumber)(N))return null;var H=U.BufferHelper.bufferInfo(g,N,P.maxBufferHole);if(H.len===0&&H.nextStart!==void 0){var X=this.fragmentTracker.getBufferedFrag(N,x);if(X&&H.nextStart<X.end)return U.BufferHelper.bufferInfo(g,N,Math.max(H.nextStart,P.maxBufferHole))}return H},a.getMaxBufferLength=function(g){var x=this.config,P;return g?P=Math.max(8*x.maxBufferSize/g,x.maxBufferLength):P=x.maxBufferLength,Math.min(P,x.maxMaxBufferLength)},a.reduceMaxBufferLength=function(g){var x=this.config,P=g||x.maxBufferLength;return x.maxMaxBufferLength>=P?(x.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+x.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(g,x){var P,N,H=x.fragments,X=H.length;if(!X)return null;var B=this.config,I=H[0].start,Y;if(x.live){var te=B.initialLiveManifestSize;if(X<te)return this.warn("Not enough fragments to start playback (have: "+X+", need: "+te+")"),null;!x.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(Y=this.getInitialLiveFragment(x,H),this.startPosition=Y?this.hls.liveSyncPosition||Y.start:g)}else g<=I&&(Y=H[0]);if(!Y){var se=B.lowLatencyMode?x.partEnd:x.fragmentEnd;Y=this.getFragmentAtPosition(g,se,x)}return(P=Y)!==null&&P!==void 0&&P.initSegment&&!((N=Y)!==null&&N!==void 0&&N.initSegment.data)&&!this.bitrateTest&&(Y=Y.initSegment),Y},a.getNextPart=function(g,x,P){for(var N=-1,H=!1,X=!0,B=0,I=g.length;B<I;B++){var Y=g[B];if(X=X&&!Y.independent,N>-1&&P<Y.start)break;var te=Y.loaded;!te&&(H||Y.independent||X)&&Y.fragment===x&&(N=B),H=te}return N},a.loadedEndOfParts=function(g,x){var P=g[g.length-1];return P&&x>P.start&&P.loaded},a.getInitialLiveFragment=function(g,x){var P=this.fragPrevious,N=null;if(P){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+P.programDateTime),N=Object(C.findFragmentByPDT)(x,P.endProgramDateTime,this.config.maxFragLookUpTolerance)),!N){var H=P.sn+1;if(H>=g.startSN&&H<=g.endSN){var X=x[H-g.startSN];P.cc===X.cc&&(N=X,this.log("Live playlist, switching playlist, load frag with next SN: "+N.sn))}N||(N=Object(C.findFragWithCC)(x,P.cc),N&&this.log("Live playlist, switching playlist, load frag with same CC: "+N.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(N=this.getFragmentAtPosition(B,this.bitrateTest?g.fragmentEnd:g.edge,g))}return N},a.getFragmentAtPosition=function(g,x,P){var N=this.config,H=this.fragPrevious,X=P.fragments,B=P.endSN,I=P.fragmentHint,Y=N.maxFragLookUpTolerance,te=!!(N.lowLatencyMode&&P.partList&&I);te&&I&&!this.bitrateTest&&(X=X.concat(I),B=I.sn);var se;if(g<x){var de=g>x-Y?0:Y;se=Object(C.findFragmentByPTS)(H,X,g,de)}else se=X[X.length-1];if(se){var Se=se.sn-P.startSN,ge=H&&se.level===H.level,pe=X[Se+1],he=this.fragmentTracker.getState(se);if(he===O.FragmentState.BACKTRACKED){se=null;for(var me=Se;X[me]&&this.fragmentTracker.getState(X[me])===O.FragmentState.BACKTRACKED;)H?se=X[me--]:se=X[--me];se||(se=pe)}else H&&se.sn===H.sn&&!te&&(ge&&(se.sn<B&&this.fragmentTracker.getState(pe)!==O.FragmentState.OK?(this.log("SN "+se.sn+" just loaded, load next one: "+pe.sn),se=pe):se=null))}return se},a.synchronizeToLiveEdge=function(g){var x=this.config,P=this.media;if(!P)return;var N=this.hls.liveSyncPosition,H=P.currentTime,X=g.fragments[0].start,B=g.edge,I=H>=X-x.maxFragLookUpTolerance&&H<=B;if(N!==null&&P.duration>N&&(H<N||!I)){var Y=x.liveMaxLatencyDuration!==void 0?x.liveMaxLatencyDuration:x.liveMaxLatencyDurationCount*g.targetduration;(!I&&P.readyState<4||H<B-Y)&&(this.loadedmetadata||(this.nextLoadPosition=N),P.readyState&&(this.warn("Playback: "+H.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+N.toFixed(3)),P.currentTime=N))}},a.alignPlaylists=function(g,x){var P=this.levels,N=this.levelLastLoaded,H=this.fragPrevious,X=N!==null?P[N]:null,B=g.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var I=g.fragments[0].start,Y=!x,te=g.alignedSliding&&Object(W.isFiniteNumber)(I);if(Y||!te&&!I){Object(D.alignStream)(H,X,g);var se=g.fragments[0].start;return this.log("Live playlist sliding: "+se.toFixed(2)+" start-sn: "+(x?x.startSN:"na")+"->"+g.startSN+" prev-sn: "+(H?H.sn:"na")+" fragments: "+B),se}return I},a.waitForCdnTuneIn=function(g){var x=3;return g.live&&g.canBlockReload&&g.tuneInGoal>Math.max(g.partHoldBack,g.partTarget*x)},a.setStartPosition=function(g,x){var P=this.startPosition;if(P<x&&(P=-1),P===-1||this.lastCurrentTime===-1){var N=g.startTimeOffset;Object(W.isFiniteNumber)(N)?(P=x+N,N<0&&(P+=g.totalduration),P=Math.min(Math.max(x,P),x+g.totalduration),this.log("Start time offset "+N+" found in playlist, adjust startPosition to "+P),this.startPosition=P):g.live?P=this.hls.liveSyncPosition||x:this.startPosition=P=0,this.lastCurrentTime=P}this.nextLoadPosition=P},a.getLoadPosition=function(){var g=this.media,x=0;return this.loadedmetadata&&g?x=g.currentTime:this.nextLoadPosition&&(x=this.nextLoadPosition),x},a.handleFragLoadAborted=function(g,x){this.transmuxer&&g.sn!=="initSegment"&&g.stats.aborted&&(this.warn("Fragment "+g.sn+(x?" part"+x.index:"")+" of level "+g.level+" was aborted"),this.resetFragmentLoading(g))},a.resetFragmentLoading=function(g){(!this.fragCurrent||!this.fragContextChanged(g))&&(this.state=p.IDLE)},a.onFragmentOrKeyLoadError=function(g,x){if(x.fatal)return;var P=x.frag;if(!P||P.type!==g)return;var N=this.fragCurrent;console.assert(N&&P.sn===N.sn&&P.level===N.level&&P.urlId===N.urlId,"Frag load error must match current frag to retry");var H=this.config;if(this.fragLoadError+1<=H.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(P.level))return;var X=Math.min(Math.pow(2,this.fragLoadError)*H.fragLoadingRetryDelay,H.fragLoadingMaxRetryTimeout);this.warn("Fragment "+P.sn+" of "+g+" "+P.level+" failed to load, retrying in "+X+"ms"),this.retryDate=self.performance.now()+X,this.fragLoadError++,this.state=p.FRAG_LOADING_WAITING_RETRY}else x.levelRetry?(g===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=p.IDLE):(F.logger.error(x.details+" reaches max retry, redispatch as fatal ..."),x.fatal=!0,this.hls.stopLoad(),this.state=p.ERROR)},a.afterBufferFlushed=function(g,x,P){if(!g)return;var N=U.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(x,N,P),this.state===p.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=p.IDLE},a.resetLiveStartWhenNotLoaded=function(g){if(!this.loadedmetadata){this.startFragRequested=!1;var x=this.levels?this.levels[g].details:null;if(x!=null&&x.live)return this.startPosition=-1,this.setStartPosition(x,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(g,x,P,N){var H=this,X=P.details;console.assert(!!X,"level.details must be defined");var B=Object.keys(g.elementaryStreams).reduce(function(I,Y){var te=g.elementaryStreams[Y];if(te){var se=te.endPTS-te.startPTS;if(se<=0)return H.warn("Could not parse fragment "+g.sn+" "+Y+" duration reliably ("+se+") resetting transmuxer to fallback to playlist timing"),H.resetTransmuxer(),I||!1;var de=N?0:Object(T.updateFragPTSDTS)(X,g,te.startPTS,te.endPTS,te.startDTS,te.endDTS);return H.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:X,level:P,drift:de,type:Y,frag:g,start:te.startPTS,end:te.endPTS}),!0}return I},!1);B?(this.state=p.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:g,part:x})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(d,[{key:"state",get:function(){return this._state},set:function(g){var x=this._state;x!==g&&(this._state=g,this.log(x+"->"+g))}}]),d}(k.default)},"./src/controller/buffer-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return C});var W=A("./src/polyfills/number.ts"),k=A("./src/events.ts"),O=A("./src/utils/logger.ts"),U=A("./src/errors.ts"),F=A("./src/utils/buffer-helper.ts"),R=A("./src/utils/mediasource-helper.ts"),_=A("./src/loader/fragment.ts"),v=A("./src/controller/buffer-operation-queue.ts"),S=Object(R.getMediaSource)(),D=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(l){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,u=o.media,w=o.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),s.trigger(k.Events.MEDIA_ATTACHED,{media:u})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){O.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){O.logger.log("[buffer-controller]: Media source ended")},this.hls=l,this._initSourceBuffer(),this.registerListeners()}var E=T.prototype;return E.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},E.destroy=function(){this.unregisterListeners(),this.details=null},E.registerListeners=function(){var o=this.hls;o.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(k.Events.BUFFER_RESET,this.onBufferReset,this),o.on(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(k.Events.BUFFER_EOS,this.onBufferEos,this),o.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(k.Events.FRAG_PARSED,this.onFragParsed,this),o.on(k.Events.FRAG_CHANGED,this.onFragChanged,this)},E.unregisterListeners=function(){var o=this.hls;o.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(k.Events.BUFFER_RESET,this.onBufferReset,this),o.off(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(k.Events.BUFFER_EOS,this.onBufferEos,this),o.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(k.Events.FRAG_PARSED,this.onFragParsed,this),o.off(k.Events.FRAG_CHANGED,this.onFragChanged,this)},E._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new v.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},E.onManifestParsed=function(o,s){var u=2;(s.audio&&!s.video||!s.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},E.onMediaAttaching=function(o,s){var u=this.media=s.media;if(u&&S){var w=this.mediaSource=new S;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(w),this._objectUrl=u.src}},E.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,u=this._objectUrl;if(s){if(O.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(w){O.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(o.removeAttribute("src"),o.load()):O.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)},E.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var u=o.sourceBuffer[s];try{u&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[s]=void 0)}catch(w){O.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",w)}}),this._initSourceBuffer()},E.onBufferCodecs=function(o,s){var u=this,w=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(m){if(w){var h=u.tracks[m];if(h&&typeof h.buffer.changeType=="function"){var L=s[m],p=L.codec,c=L.levelCodec,f=L.container,d=(h.levelCodec||h.codec).replace(D,"$1"),a=(c||p).replace(D,"$1");if(d!==a){var b=f+";codecs="+(c||p);u.appendChangeType(m,b)}}}else u.pendingTracks[m]=s[m]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},E.appendChangeType=function(o,s){var u=this,w=this.operationQueue,m={execute:function(){var L=u.sourceBuffer[o];L&&(O.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),L.changeType(s)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(L){O.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",L)}};w.append(m,o)},E.onBufferAppending=function(o,s){var u=this,w=this.hls,m=this.operationQueue,h=this.tracks,L=s.data,p=s.type,c=s.frag,f=s.part,d=s.chunkMeta,a=d.buffering[p],b=self.performance.now();a.start=b;var g=c.stats.buffering,x=f?f.stats.buffering:null;g.start===0&&(g.start=b),x&&x.start===0&&(x.start=b);var P=h.audio,N=p==="audio"&&d.id===1&&(P==null?void 0:P.container)==="audio/mpeg",H={execute:function(){if(a.executeStart=self.performance.now(),N){var B=u.sourceBuffer[p];if(B){var I=c.start-B.timestampOffset;Math.abs(I)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+c.start+" (delta: "+I+") sn: "+c.sn+")"),B.timestampOffset=c.start)}}u.appendExecutor(L,p)},onStart:function(){},onComplete:function(){var B=self.performance.now();a.executeEnd=a.end=B,g.first===0&&(g.first=B),x&&x.first===0&&(x.first=B);var I=u.sourceBuffer,Y={};for(var te in I)Y[te]=F.BufferHelper.getBuffered(I[te]);u.appendError=0,u.hls.trigger(k.Events.BUFFER_APPENDED,{type:p,frag:c,part:f,chunkMeta:d,parent:c.type,timeRanges:Y})},onError:function(B){O.logger.error("[buffer-controller]: Error encountered while trying to append to the "+p+" SourceBuffer",B);var I={type:U.ErrorTypes.MEDIA_ERROR,parent:c.type,details:U.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?I.details=U.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,I.details=U.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>w.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),I.fatal=!0)),w.trigger(k.Events.ERROR,I)}};m.append(H,p)},E.onBufferFlushing=function(o,s){var u=this,w=this.operationQueue,m=function(L){return{execute:u.removeExecutor.bind(u,L,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(k.Events.BUFFER_FLUSHED,{type:L})},onError:function(c){O.logger.warn("[buffer-controller]: Failed to remove from "+L+" SourceBuffer",c)}}};s.type?w.append(m(s.type),s.type):this.getSourceBufferTypes().forEach(function(h){w.append(m(h),h)})},E.onFragParsed=function(o,s){var u=this,w=s.frag,m=s.part,h=[],L=m?m.elementaryStreams:w.elementaryStreams;L[_.ElementaryStreamTypes.AUDIOVIDEO]?h.push("audiovideo"):(L[_.ElementaryStreamTypes.AUDIO]&&h.push("audio"),L[_.ElementaryStreamTypes.VIDEO]&&h.push("video"));var p=function(){var f=self.performance.now();w.stats.buffering.end=f,m&&(m.stats.buffering.end=f);var d=m?m.stats:w.stats;u.hls.trigger(k.Events.FRAG_BUFFERED,{frag:w,part:m,stats:d,id:w.type})};h.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(p,h)},E.onFragChanged=function(o,s){this.flushBackBuffer()},E.onBufferEos=function(o,s){var u=this,w=this.getSourceBufferTypes().reduce(function(m,h){var L=u.sourceBuffer[h];return(!s.type||s.type===h)&&(L&&!L.ended&&(L.ended=!0,O.logger.log("[buffer-controller]: "+h+" sourceBuffer now EOS"))),m&&!!(!L||L.ended)},!0);w&&this.blockBuffers(function(){var m=u.mediaSource;if(!m||m.readyState!=="open")return;m.endOfStream()})},E.onLevelUpdated=function(o,s){var u=s.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},E.flushBackBuffer=function(){var o=this.hls,s=this.details,u=this.media,w=this.sourceBuffer;if(!u||s===null)return;var m=this.getSourceBufferTypes();if(!m.length)return;var h=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(W.isFiniteNumber)(h)||h<0)return;var L=u.currentTime,p=s.levelTargetDuration,c=Math.max(h,p),f=Math.floor(L/p)*p-c;m.forEach(function(d){var a=w[d];if(a){var b=F.BufferHelper.getBuffered(a);b.length>0&&f>b.start(0)&&(o.trigger(k.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),s.live&&o.trigger(k.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f}),o.trigger(k.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:d}))}})},E.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,u=this.media,w=this.mediaSource,m=o.fragments[0].start+o.totalduration,h=u.duration,L=Object(W.isFiniteNumber)(w.duration)?w.duration:0;o.live&&s.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(m>L&&m>h||!Object(W.isFiniteNumber)(h))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+m.toFixed(3)),w.duration=m)},E.updateSeekableRange=function(o){var s=this.mediaSource,u=o.fragments,w=u.length;if(w&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var m=Math.max(0,u[0].start),h=Math.max(m,m+o.totalduration);s.setLiveSeekableRange(m,h)}},E.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,u=this.pendingTracks,w=Object.keys(u).length;if(w&&!o||w===2){this.createSourceBuffers(u),this.pendingTracks={};var m=this.getSourceBufferTypes();if(m.length===0){this.hls.trigger(k.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}m.forEach(function(h){s.executeNext(h)})}},E.createSourceBuffers=function(o){var s=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var m in o)if(!s[m]){var h=o[m];if(!h)throw Error("source buffer exists for track "+m+", however track does not");var L=h.levelCodec||h.codec,p=h.container+";codecs="+L;O.logger.log("[buffer-controller]: creating sourceBuffer("+p+")");try{var c=s[m]=u.addSourceBuffer(p),f=m;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[m]={buffer:c,codec:L,container:h.container,levelCodec:h.levelCodec,id:h.id},w++}catch(d){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+d.message),this.hls.trigger(k.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:d,mimeType:p})}}w&&this.hls.trigger(k.Events.BUFFER_CREATED,{tracks:this.tracks})},E._onSBUpdateStart=function(o){var s=this.operationQueue,u=s.current(o);u.onStart()},E._onSBUpdateEnd=function(o){var s=this.operationQueue,u=s.current(o);u.onComplete(),s.shiftAndExecuteNext(o)},E._onSBUpdateError=function(o,s){O.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(k.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(s)},E.removeExecutor=function(o,s,u){var w=this.media,m=this.mediaSource,h=this.operationQueue,L=this.sourceBuffer,p=L[o];if(!w||!m||!p){O.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(o);return}var c=Object(W.isFiniteNumber)(w.duration)?w.duration:Infinity,f=Object(W.isFiniteNumber)(m.duration)?m.duration:Infinity,d=Math.max(0,s),a=Math.min(u,c,f);a>d?(O.logger.log("[buffer-controller]: Removing ["+d+","+a+"] from the "+o+" SourceBuffer"),console.assert(!p.updating,o+" sourceBuffer must not be updating"),p.remove(d,a)):h.shiftAndExecuteNext(o)},E.appendExecutor=function(o,s){var u=this.operationQueue,w=this.sourceBuffer,m=w[s];if(!m){O.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(s);return}m.ended=!1,console.assert(!m.updating,s+" sourceBuffer must not be updating"),m.appendBuffer(o)},E.blockBuffers=function(o,s){var u=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,m=s.map(function(h){return w.appendBlocker(h)});Promise.all(m).then(function(){o(),s.forEach(function(h){var L=u.sourceBuffer[h];(!L||!L.updating)&&w.shiftAndExecuteNext(h)})})},E.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},E.addBufferListener=function(o,s,u){var w=this.sourceBuffer[o];if(!w)return;var m=u.bind(this,o);this.listeners[o].push({event:s,listener:m}),w.addEventListener(s,m)},E.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(u){s.removeEventListener(u.event,u.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return k});var W=A("./src/utils/logger.ts"),k=function(){function O(F){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=F}var U=O.prototype;return U.append=function(R,_){var v=this.queues[_];v.push(R),v.length===1&&this.buffers[_]&&this.executeNext(_)},U.insertAbort=function(R,_){var v=this.queues[_];v.unshift(R),this.executeNext(_)},U.appendBlocker=function(R){var _,v=new Promise(function(D){_=D}),S={execute:_,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(S,R),v},U.executeNext=function(R){var _=this.buffers,v=this.queues,S=_[R],D=v[R];if(D.length){var C=D[0];try{C.execute()}catch(T){W.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!S||!S.updating)&&(D.shift(),this.executeNext(R))}}},U.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},U.current=function(R){return this.queues[R][0]},O}()},"./src/controller/cap-level-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/events.ts");function k(F,R){for(var _=0;_<R.length;_++){var v=R[_];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(F,v.key,v)}}function O(F,R,_){return R&&k(F.prototype,R),_&&k(F,_),F}var U=function(){function F(_){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=_,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var R=F.prototype;return R.setStreamController=function(v){this.streamController=v},R.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},R.registerListeners=function(){var v=this.hls;v.on(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.on(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var v=this.hls;v.off(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.off(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(v,S){F.isLevelAllowed(S.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(S.droppedLevel)},R.onMediaAttaching=function(v,S){this.media=S.media instanceof HTMLVideoElement?S.media:null},R.onManifestParsed=function(v,S){var D=this.hls;this.restrictedLevels=[],this.firstLevel=S.firstLevel,D.config.capLevelToPlayerSize&&S.video&&this.startCapping()},R.onBufferCodecs=function(v,S){var D=this.hls;D.config.capLevelToPlayerSize&&S.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var v=this.hls.levels;if(v.length){var S=this.hls;S.autoLevelCapping=this.getMaxLevel(v.length-1),S.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=S.autoLevelCapping}}},R.getMaxLevel=function(v){var S=this,D=this.hls.levels;if(!D.length)return-1;var C=D.filter(function(T,E){return F.isLevelAllowed(E,S.restrictedLevels)&&E<=v});return this.clientRect=null,F.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},R.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()},R.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},R.getDimensions=function(){if(this.clientRect)return this.clientRect;var v=this.media,S={width:0,height:0};if(v){var D=v.getBoundingClientRect();S.width=D.width,S.height=D.height,!S.width&&!S.height&&(S.width=D.right-D.left||v.width||0,S.height=D.bottom-D.top||v.height||0)}return this.clientRect=S,S},F.isLevelAllowed=function(v,S){return S===void 0&&(S=[]),S.indexOf(v)===-1},F.getMaxLevelByMediaSize=function(v,S,D){if(!v||!v.length)return-1;for(var C=function(s,u){return u?s.width!==u.width||s.height!==u.height:!0},T=v.length-1,E=0;E<v.length;E+=1){var l=v[E];if((l.width>=S||l.height>=D)&&C(l,v[E+1])){T=E;break}}return T},O(F,[{key:"mediaWidth",get:function(){return this.getDimensions().width*F.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*F.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var v=1;try{v=self.devicePixelRatio}catch(S){}return v}}]),F}();G.default=U},"./src/controller/cmcd-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return C});var W=A("./src/events.ts"),k=A("./src/types/cmcd.ts"),O=A("./src/utils/buffer-helper.ts"),U=A("./src/utils/logger.ts");function F(T,E){for(var l=0;l<E.length;l++){var o=E[l];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function R(T,E,l){return E&&F(T.prototype,E),l&&F(T,l),T}function _(T,E){var l=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(l)return(l=l.call(T)).next.bind(l);if(Array.isArray(T)||(l=v(T))||E&&T&&typeof T.length=="number"){l&&(T=l);var o=0;return function(){return o>=T.length?{done:!0}:{done:!1,value:T[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function v(T,E){if(!T)return;if(typeof T=="string")return S(T,E);var l=Object.prototype.toString.call(T).slice(8,-1);if(l==="Object"&&T.constructor&&(l=T.constructor.name),l==="Map"||l==="Set")return Array.from(T);if(l==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(l))return S(T,E)}function S(T,E){(E==null||E>T.length)&&(E=T.length);for(var l=0,o=new Array(E);l<E;l++)o[l]=T[l];return o}function D(){return D=Object.assign||function(T){for(var E=1;E<arguments.length;E++){var l=arguments[E];for(var o in l)Object.prototype.hasOwnProperty.call(l,o)&&(T[o]=l[o])}return T},D.apply(this,arguments)}var C=function(){function T(l){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(w){try{o.apply(w,{ot:k.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(m){U.logger.warn("Could not generate manifest CMCD data.",m)}},this.applyFragmentData=function(w){try{var m=w.frag,h=o.hls.levels[m.level],L=o.getObjectType(m),p={d:m.duration*1e3,ot:L};(L===k.CMCDObjectType.VIDEO||L===k.CMCDObjectType.AUDIO||L==k.CMCDObjectType.MUXED)&&(p.br=h.bitrate/1e3,p.tb=o.getTopBandwidth(L),p.bl=o.getBufferLength(L)),o.apply(w,p)}catch(c){U.logger.warn("Could not generate segment CMCD data.",c)}},this.hls=l;var s=this.config=l.config,u=s.cmcd;u!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||T.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var E=T.prototype;return E.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(W.Events.BUFFER_CREATED,this.onBufferCreated,this)},E.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(W.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},E.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},E.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},E.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},E.onBufferCreated=function(o,s){var u,w;this.audioBuffer=(u=s.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(w=s.tracks.video)===null||w===void 0?void 0:w.buffer},E.createData=function(){var o;return{v:k.CMCDVersion,sf:k.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},E.apply=function(o,s){s===void 0&&(s={}),D(s,this.createData());var u=s.ot===k.CMCDObjectType.INIT||s.ot===k.CMCDObjectType.VIDEO||s.ot===k.CMCDObjectType.MUXED;if(this.starved&&u&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var w=T.toHeaders(s);if(!Object.keys(w).length)return;o.headers||(o.headers={}),D(o.headers,w)}else{var m=T.toQuery(s);if(!m)return;o.url=T.appendQueryToUri(o.url,m)}},E.getObjectType=function(o){var s=o.type;return s==="subtitle"?k.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?k.CMCDObjectType.INIT:s==="audio"?k.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?k.CMCDObjectType.VIDEO:k.CMCDObjectType.MUXED:void 0},E.getTopBandwidth=function(o){for(var s=0,u=o===k.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=_(u),m;!(m=w()).done;){var h=m.value;h.bitrate>s&&(s=h.bitrate)}return s>0?s:NaN},E.getBufferLength=function(o){var s=this.hls.media,u=o===k.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!s)return NaN;var w=O.BufferHelper.bufferInfo(u,s.currentTime,this.config.maxBufferHole);return w.len*1e3},E.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,u=o||this.config.loader;return function(){function w(h){this.loader=void 0,this.loader=new u(h)}var m=w.prototype;return m.destroy=function(){this.loader.destroy()},m.abort=function(){this.loader.abort()},m.load=function(L,p,c){s(L),this.loader.load(L,p,c)},R(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},E.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,u=o||this.config.loader;return function(){function w(h){this.loader=void 0,this.loader=new u(h)}var m=w.prototype;return m.destroy=function(){this.loader.destroy()},m.abort=function(){this.loader.abort()},m.load=function(L,p,c){s(L),this.loader.load(L,p,c)},R(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},T.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},T.serialize=function(o){for(var s=[],u=function(N){return!Number.isNaN(N)&&N!=null&&N!==""&&N!==!1},w=function(N){return Math.round(N)},m=function(N){return w(N/100)*100},h=function(N){return encodeURIComponent(N)},L={br:w,d:w,bl:m,dl:m,mtp:m,nor:h,rtp:m,tb:w},p=Object.keys(o||{}).sort(),c=_(p),f;!(f=c()).done;){var d=f.value,a=o[d];if(!u(a))continue;if(d==="v"&&a===1)continue;if(d=="pr"&&a===1)continue;var b=L[d];b&&(a=b(a));var g=typeof a,x=void 0;d==="ot"||d==="sf"||d==="st"?x=d+"="+a:g==="boolean"?x=d:g==="number"?x=d+"="+a:x=d+"="+JSON.stringify(a),s.push(x)}return s.join(",")},T.toHeaders=function(o){for(var s=Object.keys(o),u={},w=["Object","Request","Session","Status"],m=[{},{},{},{}],h={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},L=0,p=s;L<p.length;L++){var c=p[L],f=h[c]!=null?h[c]:1;m[f][c]=o[c]}for(var d=0;d<m.length;d++){var a=T.serialize(m[d]);a&&(u["CMCD-"+w[d]]=a)}return u},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,s){if(!s)return o;var u=o.includes("?")?"&":"?";return""+o+u+s},T}()},"./src/controller/eme-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),k=A("./src/errors.ts"),O=A("./src/utils/logger.ts"),U=A("./src/utils/mediakeys-helper.ts");function F(C,T){for(var E=0;E<T.length;E++){var l=T[E];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(C,l.key,l)}}function R(C,T,E){return T&&F(C.prototype,T),E&&F(C,E),C}var _=3,v=function(T,E,l){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:l.audioRobustness||""})}),E.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:l.videoRobustness||""})}),[o]},S=function(T,E,l,o){switch(T){case U.KeySystems.WIDEVINE:return v(E,l,o);default:throw new Error("Unknown key-system: "+T)}},D=function(){function C(E){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=E,this._config=E.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var T=C.prototype;return T.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},T._registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T._unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T.getLicenseServerUrl=function(l){switch(l){case U.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+l+'"')},T._attemptKeySystemAccess=function(l,o,s){var u=this,w=S(l,o,s,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var m=this.requestMediaKeySystemAccess(l,w);this.mediaKeysPromise=m.then(function(h){return u._onMediaKeySystemAccessObtained(l,h)}),m.catch(function(h){O.logger.error('Failed to obtain key-system "'+l+'" access:',h)})},T._onMediaKeySystemAccessObtained=function(l,o){var s=this;O.logger.log('Access for key-system "'+l+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:l};this._mediaKeysList.push(u);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(m){return u.mediaKeys=m,O.logger.log('Media-keys created for key-system "'+l+'"'),s._onMediaKeysCreated(),m});return w.catch(function(m){O.logger.error("Failed to create media-keys:",m)}),w},T._onMediaKeysCreated=function(){var l=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),l._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(l){var o=this;O.logger.log("New key-system session "+l.sessionId),l.addEventListener("message",function(s){o._onKeySessionMessage(l,s.message)},!1)},T._onKeySessionMessage=function(l,o){O.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){O.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),l.update(s)})},T.onMediaEncrypted=function(l){var o=this;if(O.logger.log('Media is encrypted using "'+l.initDataType+'" init data type'),!this.mediaKeysPromise){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(l.initDataType,l.initData)};this.mediaKeysPromise.then(s).catch(s)},T._attemptSetMediaKeys=function(l){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},T._generateRequestWithPreferredKeySession=function(l,o){var s=this,u=this._mediaKeysList[0];if(!u){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var w=u.mediaKeysSession;if(!w){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){O.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+l+'" init data type'),u.mediaKeysSessionInitialized=!0,w.generateRequest(l,o).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(m){O.logger.error("Error generating key-session request:",m),s.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(l,o,s){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,l,o,s);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,u,l),w=void 0}catch(m){O.logger.error(m)}try{u.readyState||u.open("POST",l,!0),w&&w.call(this.hls,u,l)}catch(m){throw new Error("issue setting up KeySystem license XHR "+m)}return u},T._onLicenseRequestReadyStageChange=function(l,o,s,u){switch(l.readyState){case 4:if(l.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var w=l.response,m=this._licenseResponseCallback;if(m)try{w=m.call(this.hls,l,o)}catch(L){O.logger.error(L)}u(w)}else{if(O.logger.error("License Request XHR failed ("+o+"). Status: "+l.status+" ("+l.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>_){this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var h=_-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+h+" attempts left"),this._requestLicense(s,u)}break}},T._generateLicenseRequestChallenge=function(l,o){switch(l.mediaKeySystemDomain){case U.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+l.mediaKeySystemDomain)},T._requestLicense=function(l,o){O.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){O.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(s.mediaKeySystemDomain),w=this._createLicenseXhr(u,l,o);O.logger.log("Sending license request to URL: "+u);var m=this._generateLicenseRequestChallenge(s,l);w.send(m)}catch(h){O.logger.error("Failure requesting DRM license: "+h),this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(l,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var l=this._media,o=this._mediaKeysList;if(!l)return;l.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return l.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(l,o){if(!this._emeEnabled)return;var s=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),u=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(U.KeySystems.WIDEVINE,s,u)},R(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();G.default=D},"./src/controller/fps-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),k=A("./src/utils/logger.ts"),O=function(){function U(R){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=R,this.registerListeners()}var F=U.prototype;return F.setStreamController=function(_){this.streamController=_},F.registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},F.unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching)},F.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},F.onMediaAttaching=function(_,v){var S=this.hls.config;if(S.capLevelOnFPSDrop){var D=v.media instanceof self.HTMLVideoElement?v.media:null;this.media=D,D&&typeof D.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),S.fpsDroppedMonitoringPeriod)}},F.checkFPS=function(_,v,S){var D=performance.now();if(v){if(this.lastTime){var C=D-this.lastTime,T=S-this.lastDroppedFrames,E=v-this.lastDecodedFrames,l=1e3*T/C,o=this.hls;if(o.trigger(W.Events.FPS_DROP,{currentDropped:T,currentDecoded:E,totalDroppedFrames:S}),l>0&&T>o.config.fpsDroppedMonitoringThreshold*E){var s=o.currentLevel;k.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=s)&&(s=s-1,o.trigger(W.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=D,this.lastDroppedFrames=S,this.lastDecodedFrames=v}},F.checkFPSInterval=function(){var _=this.media;if(_)if(this.isVideoPlaybackQualityAvailable){var v=_.getVideoPlaybackQuality();this.checkFPS(_,v.totalVideoFrames,v.droppedVideoFrames)}else this.checkFPS(_,_.webkitDecodedFrameCount,_.webkitDroppedFrameCount)},U}();G.default=O},"./src/controller/fragment-finders.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"findFragmentByPDT",function(){return O}),A.d(G,"findFragmentByPTS",function(){return U}),A.d(G,"fragmentWithinToleranceTest",function(){return F}),A.d(G,"pdtWithinToleranceTest",function(){return R}),A.d(G,"findFragWithCC",function(){return _});var W=A("./src/polyfills/number.ts"),k=A("./src/utils/binary-search.ts");function O(v,S,D){if(S===null||!Array.isArray(v)||!v.length||!Object(W.isFiniteNumber)(S))return null;var C=v[0].programDateTime;if(S<(C||0))return null;var T=v[v.length-1].endProgramDateTime;if(S>=(T||0))return null;D=D||0;for(var E=0;E<v.length;++E){var l=v[E];if(R(S,D,l))return l}return null}function U(v,S,D,C){D===void 0&&(D=0),C===void 0&&(C=0);var T=null;if(v?T=S[v.sn-S[0].sn+1]||null:D===0&&S[0].start===0&&(T=S[0]),T&&F(D,C,T)===0)return T;var E=k.default.search(S,F.bind(null,D,C));return E||T}function F(v,S,D){v===void 0&&(v=0),S===void 0&&(S=0);var C=Math.min(S,D.duration+(D.deltaPTS?D.deltaPTS:0));return D.start+D.duration-C<=v?1:D.start-C>v&&D.start?-1:0}function R(v,S,D){var C=Math.min(S,D.duration+(D.deltaPTS?D.deltaPTS:0))*1e3,T=D.endProgramDateTime||0;return T-C>v}function _(v,S){return k.default.search(v,function(D){return D.cc<S?1:D.cc>S?-1:0})}},"./src/controller/fragment-tracker.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"FragmentState",function(){return O}),A.d(G,"FragmentTracker",function(){return U});var W=A("./src/events.ts"),k=A("./src/types/loader.ts"),O;(function(_){_.NOT_LOADED="NOT_LOADED",_.BACKTRACKED="BACKTRACKED",_.APPENDING="APPENDING",_.PARTIAL="PARTIAL",_.OK="OK"})(O||(O={}));var U=function(){function _(S){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=S,this._registerListeners()}var v=_.prototype;return v._registerListeners=function(){var D=this.hls;D.on(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),D.on(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),D.on(W.Events.FRAG_LOADED,this.onFragLoaded,this)},v._unregisterListeners=function(){var D=this.hls;D.off(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),D.off(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),D.off(W.Events.FRAG_LOADED,this.onFragLoaded,this)},v.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},v.getAppendedFrag=function(D,C){if(C===k.PlaylistLevelType.MAIN){var T=this.activeFragment,E=this.activeParts;if(!T)return null;if(E)for(var l=E.length;l--;){var o=E[l],s=o?o.end:T.appendedPTS;if(o.start<=D&&s!==void 0&&D<=s)return l>9&&(this.activeParts=E.slice(l-9)),o}else if(T.start<=D&&T.appendedPTS!==void 0&&D<=T.appendedPTS)return T}return this.getBufferedFrag(D,C)},v.getBufferedFrag=function(D,C){for(var T=this.fragments,E=Object.keys(T),l=E.length;l--;){var o=T[E[l]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=D&&D<=s.end)return s}}return null},v.detectEvictedFragments=function(D,C,T){var E=this;Object.keys(this.fragments).forEach(function(l){var o=E.fragments[l];if(!o)return;if(!o.buffered){o.body.type===T&&E.removeFragment(o.body);return}var s=o.range[D];if(!s)return;s.time.some(function(u){var w=!E.isTimeBuffered(u.startPTS,u.endPTS,C);return w&&E.removeFragment(o.body),w})})},v.detectPartialFragments=function(D){var C=this,T=this.timeRanges,E=D.frag,l=D.part;if(!T||E.sn==="initSegment")return;var o=R(E),s=this.fragments[o];if(!s)return;Object.keys(T).forEach(function(u){var w=E.elementaryStreams[u];if(!w)return;var m=T[u],h=l!==null||w.partial===!0;s.range[u]=C.getBufferedTimes(E,l,h,m)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},v.fragBuffered=function(D){var C=R(D),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},v.getBufferedTimes=function(D,C,T,E){for(var l={time:[],partial:T},o=C?C.start:D.start,s=C?C.end:D.end,u=D.minEndPTS||s,w=D.maxStartPTS||o,m=0;m<E.length;m++){var h=E.start(m)-this.bufferPadding,L=E.end(m)+this.bufferPadding;if(w>=h&&u<=L){l.time.push({startPTS:Math.max(o,E.start(m)),endPTS:Math.min(s,E.end(m))});break}else if(o<L&&s>h)l.partial=!0,l.time.push({startPTS:Math.max(o,E.start(m)),endPTS:Math.min(s,E.end(m))});else if(s<=h)break}return l},v.getPartialFragment=function(D){var C=null,T,E,l,o=0,s=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(w){var m=u[w];if(!m)return;F(m)&&(E=m.body.start-s,l=m.body.end+s,D>=E&&D<=l&&(T=Math.min(D-E,l-D),o<=T&&(C=m.body,o=T)))}),C},v.getState=function(D){var C=R(D),T=this.fragments[C];return T?T.buffered?F(T)?O.PARTIAL:O.OK:T.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},v.backtrack=function(D,C){var T=R(D),E=this.fragments[T];if(!E||E.backtrack)return null;var l=E.backtrack=C||E.loaded;return E.loaded=null,l},v.getBacktrackData=function(D){var C=R(D),T=this.fragments[C];if(T){var E,l=T.backtrack;if(l!=null&&(E=l.payload)!==null&&E!==void 0&&E.byteLength)return l;this.removeFragment(D)}return null},v.isTimeBuffered=function(D,C,T){for(var E,l,o=0;o<T.length;o++){if(E=T.start(o)-this.bufferPadding,l=T.end(o)+this.bufferPadding,D>=E&&C<=l)return!0;if(C<=E)return!1}return!1},v.onFragLoaded=function(D,C){var T=C.frag,E=C.part;if(T.sn==="initSegment"||T.bitrateTest||E)return;var l=R(T);this.fragments[l]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},v.onBufferAppended=function(D,C){var T=this,E=C.frag,l=C.part,o=C.timeRanges;if(E.type===k.PlaylistLevelType.MAIN)if(this.activeFragment=E,l){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(l)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var w=o[u];if(T.detectEvictedFragments(u,w),!l)for(var m=0;m<w.length;m++)E.appendedPTS=Math.max(w.end(m),E.appendedPTS||0)})},v.onFragBuffered=function(D,C){this.detectPartialFragments(C)},v.hasFragment=function(D){var C=R(D);return!!this.fragments[C]},v.removeFragmentsInRange=function(D,C,T){var E=this;Object.keys(this.fragments).forEach(function(l){var o=E.fragments[l];if(!o)return;if(o.buffered){var s=o.body;s.type===T&&s.start<C&&s.end>D&&E.removeFragment(s)}})},v.removeFragment=function(D){var C=R(D);D.stats.loaded=0,D.clearElementaryStreamInfo(),delete this.fragments[C]},v.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},_}();function F(_){var v,S;return _.buffered&&(((v=_.range.video)===null||v===void 0?void 0:v.partial)||((S=_.range.audio)===null||S===void 0?void 0:S.partial))}function R(_){return _.type+"_"+_.level+"_"+_.urlId+"_"+_.sn}},"./src/controller/gap-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"STALL_MINIMUM_DURATION_MS",function(){return F}),A.d(G,"MAX_START_GAP_JUMP",function(){return R}),A.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return _}),A.d(G,"SKIP_BUFFER_RANGE_START",function(){return v}),A.d(G,"default",function(){return S});var W=A("./src/utils/buffer-helper.ts"),k=A("./src/errors.ts"),O=A("./src/events.ts"),U=A("./src/utils/logger.ts"),F=250,R=2,_=.1,v=.05,S=function(){function D(T,E,l,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=E,this.fragmentTracker=l,this.hls=o}var C=D.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(E){var l=this.config,o=this.media,s=this.stalled,u=o.currentTime,w=o.seeking,m=this.seeking&&!w,h=!this.seeking&&w;if(this.seeking=w,u!==E){if(this.moved=!0,s!==null){if(this.stallReported){var L=self.performance.now()-s;U.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(L)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((h||m)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!W.BufferHelper.getBuffered(o).length)return;var p=W.BufferHelper.bufferInfo(o,u,0),c=p.len>0,f=p.nextStart||0;if(!c&&!f)return;if(w){var d=p.len>R,a=!f||f-u>R&&!this.fragmentTracker.getPartialFragment(u);if(d||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var b,g=Math.max(f,p.start||0)-u,x=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,P=x==null||((b=x.details)===null||b===void 0)?void 0:b.live,N=P?x.details.targetduration*2:R;if(g>0&&g<=N){this._trySkipBufferHole(null);return}}var H=self.performance.now();if(s===null){this.stalled=H;return}var X=H-s;!w&&X>=F&&this._reportStall(p.len);var B=W.BufferHelper.bufferInfo(o,u,l.maxBufferHole);this._tryFixBufferStall(B,X)},C._tryFixBufferStall=function(E,l){var o=this.config,s=this.fragmentTracker,u=this.media,w=u.currentTime,m=s.getPartialFragment(w);if(m){var h=this._trySkipBufferHole(m);if(h)return}E.len>o.maxBufferHole&&l>o.highBufferWatchdogPeriod*1e3&&(U.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(E){var l=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,U.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+E+")"),l.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:E}))},C._trySkipBufferHole=function(E){for(var l=this.config,o=this.hls,s=this.media,u=s.currentTime,w=0,m=W.BufferHelper.getBuffered(s),h=0;h<m.length;h++){var L=m.start(h);if(u+l.maxBufferHole>=w&&u<L){var p=Math.max(L+v,s.currentTime+_);return U.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+p),this.moved=!0,this.stalled=null,s.currentTime=p,E&&o.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+p,frag:E}),p}w=m.end(h)}return 0},C._tryNudgeBuffer=function(){var E=this.config,l=this.hls,o=this.media,s=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<E.nudgeMaxRetry){var w=s+u*E.nudgeOffset;U.logger.warn("Nudging 'currentTime' from "+s+" to "+w),o.currentTime=w,l.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else U.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+E.nudgeMaxRetry+" nudges"),l.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},D}()},"./src/controller/id3-track-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),k=A("./src/utils/texttrack-utils.ts"),O=A("./src/demux/id3.ts"),U=.25,F=function(){function R(v){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=v,this._registerListeners()}var _=R.prototype;return _.destroy=function(){this._unregisterListeners()},_._registerListeners=function(){var S=this.hls;S.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.on(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},_._unregisterListeners=function(){var S=this.hls;S.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},_.onMediaAttached=function(S,D){this.media=D.media},_.onMediaDetaching=function(){if(!this.id3Track)return;Object(k.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},_.getID3Track=function(S){if(!this.media)return;for(var D=0;D<S.length;D++){var C=S[D];if(C.kind==="metadata"&&C.label==="id3")return Object(k.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},_.onFragParsingMetadata=function(S,D){if(!this.media)return;var C=D.frag,T=D.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var E=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,l=0;l<T.length;l++){var o=O.getID3Frames(T[l].data);if(o){var s=T[l].pts,u=l<T.length-1?T[l+1].pts:C.end,w=u-s;w<=0&&(u=s+U);for(var m=0;m<o.length;m++){var h=o[m];if(!O.isTimeStampFrame(h)){var L=new E(s,u,"");L.value=h,this.id3Track.addCue(L)}}}}},_.onBufferFlushing=function(S,D){var C=D.startOffset,T=D.endOffset,E=D.type;if(!E||E==="audio"){var l=this.id3Track;l&&Object(k.removeCuesInRange)(l,C,T)}},R}();G.default=F},"./src/controller/latency-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return R});var W=A("./src/errors.ts"),k=A("./src/events.ts"),O=A("./src/utils/logger.ts");function U(_,v){for(var S=0;S<v.length;S++){var D=v[S];D.enumerable=D.enumerable||!1,D.configurable=!0,"value"in D&&(D.writable=!0),Object.defineProperty(_,D.key,D)}}function F(_,v,S){return v&&U(_.prototype,v),S&&U(_,S),_}var R=function(){function _(S){var D=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 D.timeupdate()},this.hls=S,this.config=S.config,this.registerListeners()}var v=_.prototype;return v.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},v.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)},v.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)},v.onMediaAttached=function(D,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},v.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},v.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},v.onLevelUpdated=function(D,C){var T=C.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},v.onError=function(D,C){if(C.details!==W.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},v.timeupdate=function(){var D=this.media,C=this.levelDetails;if(!D||!C)return;this.currentTime=D.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var E=this.config,l=E.lowLatencyMode,o=E.maxLiveSyncPlaybackRate;if(!l||o===1)return;var s=this.targetLatency;if(s===null)return;var u=T-s,w=Math.min(this.maxLatency,s+C.targetduration),m=u<w;if(C.live&&m&&u>.05&&this.forwardBufferLength>1){var h=Math.min(2,Math.max(1,o)),L=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;D.playbackRate=Math.min(h,Math.max(1,L))}else D.playbackRate!==1&&D.playbackRate!==0&&(D.playbackRate=1)},v.estimateLiveEdge=function(){var D=this.levelDetails;return D===null?null:D.edge+D.age},v.computeLatency=function(){var D=this.estimateLiveEdge();return D===null?null:D-this.currentTime},F(_,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var D=this.config,C=this.levelDetails;return D.liveMaxLatencyDuration!==void 0?D.liveMaxLatencyDuration:C?D.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var D=this.levelDetails;if(D===null)return null;var C=D.holdBack,T=D.partHoldBack,E=D.targetduration,l=this.config,o=l.liveSyncDuration,s=l.liveSyncDurationCount,u=l.lowLatencyMode,w=this.hls.userConfig,m=u&&T||C;(w.liveSyncDuration||w.liveSyncDurationCount||m===0)&&(m=o!==void 0?o:s*E);var h=E,L=1;return m+Math.min(this.stallCount*L,h)}},{key:"liveSyncPosition",get:function(){var D=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(D===null||C===null||T===null)return null;var E=T.edge,l=D-C-this.edgeStalled,o=E-T.totalduration,s=E-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,l),s)}},{key:"drift",get:function(){var D=this.levelDetails;return D===null?1:D.drift}},{key:"edgeStalled",get:function(){var D=this.levelDetails;if(D===null)return 0;var C=(this.config.lowLatencyMode&&D.partTarget||D.targetduration)*3;return Math.max(D.age-C,0)}},{key:"forwardBufferLength",get:function(){var D=this.media,C=this.levelDetails;if(!D||!C)return 0;var T=D.buffered.length;return T?D.buffered.end(T-1):C.edge-this.currentTime}}]),_}()},"./src/controller/level-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return l});var W=A("./src/types/level.ts"),k=A("./src/events.ts"),O=A("./src/errors.ts"),U=A("./src/utils/codecs.ts"),F=A("./src/controller/level-helper.ts"),R=A("./src/controller/base-playlist-controller.ts"),_=A("./src/types/loader.ts");function v(){return v=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var u=arguments[s];for(var w in u)Object.prototype.hasOwnProperty.call(u,w)&&(o[w]=u[w])}return o},v.apply(this,arguments)}function S(o,s){for(var u=0;u<s.length;u++){var w=s[u];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function D(o,s,u){return s&&S(o.prototype,s),u&&S(o,u),o}function C(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,T(o,s)}function T(o,s){return T=Object.setPrototypeOf||function(w,m){return w.__proto__=m,w},T(o,s)}var E=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),l=function(o){C(s,o);function s(w){var m;return m=o.call(this,w,"[level-controller]")||this,m._levels=[],m._firstLevel=-1,m._startLevel=void 0,m.currentLevelIndex=-1,m.manualLevelIndex=-1,m.onParsedComplete=void 0,m._registerListeners(),m}var u=s.prototype;return u._registerListeners=function(){var m=this.hls;m.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),m.on(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.on(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),m.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),m.on(k.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var m=this.hls;m.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),m.off(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.off(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),m.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),m.off(k.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var m=this._levels;m.forEach(function(h){h.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(m,h){var L=[],p=[],c=[],f,d={},a,b=!1,g=!1,x=!1;if(h.levels.forEach(function(X){var B=X.attrs;b=b||!!(X.width&&X.height),g=g||!!X.videoCodec,x=x||!!X.audioCodec,E&&X.audioCodec&&X.audioCodec.indexOf("mp4a.40.34")!==-1&&(X.audioCodec=void 0);var I=X.bitrate+"-"+X.attrs.RESOLUTION+"-"+X.attrs.CODECS;a=d[I],a?a.url.push(X.url):(a=new W.Level(X),d[I]=a,L.push(a)),B&&(B.AUDIO&&Object(F.addGroupId)(a,"audio",B.AUDIO),B.SUBTITLES&&Object(F.addGroupId)(a,"text",B.SUBTITLES))}),(b||g)&&x&&(L=L.filter(function(X){var B=X.videoCodec,I=X.width,Y=X.height;return!!B||!!(I&&Y)})),L=L.filter(function(X){var B=X.audioCodec,I=X.videoCodec;return(!B||Object(U.isCodecSupportedInMp4)(B,"audio"))&&(!I||Object(U.isCodecSupportedInMp4)(I,"video"))}),h.audioTracks&&(p=h.audioTracks.filter(function(X){return!X.audioCodec||Object(U.isCodecSupportedInMp4)(X.audioCodec,"audio")}),Object(F.assignTrackIdsByGroup)(p)),h.subtitles&&(c=h.subtitles,Object(F.assignTrackIdsByGroup)(c)),L.length>0){f=L[0].bitrate,L.sort(function(X,B){return X.bitrate-B.bitrate}),this._levels=L;for(var P=0;P<L.length;P++)if(L[P].bitrate===f){this._firstLevel=P,this.log("manifest loaded, "+L.length+" level(s) found, first bitrate: "+f);break}var N=x&&!g,H={levels:L,audioTracks:p,subtitleTracks:c,firstLevel:this._firstLevel,stats:h.stats,audio:x,video:g,altAudio:!N&&p.some(function(X){return!!X.url})};this.hls.trigger(k.Events.MANIFEST_PARSED,H),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(k.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:h.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(m,h){if(o.prototype.onError.call(this,m,h),h.fatal)return;var L=h.context,p=this._levels[this.currentLevelIndex];if(L&&(L.type===_.PlaylistContextType.AUDIO_TRACK&&p.audioGroupIds&&L.groupId===p.audioGroupIds[p.urlId]||L.type===_.PlaylistContextType.SUBTITLE_TRACK&&p.textGroupIds&&L.groupId===p.textGroupIds[p.urlId])){this.redundantFailover(this.currentLevelIndex);return}var c=!1,f=!0,d;switch(h.details){case O.ErrorDetails.FRAG_LOAD_ERROR:case O.ErrorDetails.FRAG_LOAD_TIMEOUT:case O.ErrorDetails.KEY_LOAD_ERROR:case O.ErrorDetails.KEY_LOAD_TIMEOUT:if(h.frag){var a=this._levels[h.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(d=h.frag.level)):d=h.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:L&&(L.deliveryDirectives&&(f=!1),d=L.level),c=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:d=h.level,c=!0;break}d!==void 0&&this.recoverLevel(h,d,c,f)},u.recoverLevel=function(m,h,L,p){var c=m.details,f=this._levels[h];if(f.loadError++,L){var d=this.retryLoadingOrFail(m);if(d)m.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(p){var a=f.url.length;if(a>1&&f.loadError<a)m.levelRetry=!0,this.redundantFailover(h);else if(this.manualLevelIndex===-1){var b=h===0?this._levels.length-1:h-1;this.currentLevelIndex!==b&&this._levels[b].loadError===0&&(this.warn(c+": switch to "+b),m.levelRetry=!0,this.hls.nextAutoLevel=b)}}},u.redundantFailover=function(m){var h=this._levels[m],L=h.url.length;if(L>1){var p=(h.urlId+1)%L;this.warn("Switching to redundant URL-id "+p),this._levels.forEach(function(c){c.urlId=p}),this.level=m}},u.onFragLoaded=function(m,h){var L=h.frag;if(L!==void 0&&L.type===_.PlaylistLevelType.MAIN){var p=this._levels[L.level];p!==void 0&&(p.fragmentError=0,p.loadError=0)}},u.onLevelLoaded=function(m,h){var L,p=h.level,c=h.details,f=this._levels[p];if(!f){var d;this.warn("Invalid level index "+p),(d=h.deliveryDirectives)!==null&&d!==void 0&&d.skip&&(c.deltaUpdateFailed=!0);return}p===this.currentLevelIndex?(f.fragmentError===0&&(f.loadError=0,this.retryCount=0),this.playlistLoaded(p,h,f.details)):(L=h.deliveryDirectives)!==null&&L!==void 0&&L.skip&&(c.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(m,h){var L=this.hls.levels[this.currentLevelIndex];if(!L)return;if(L.audioGroupIds){for(var p=-1,c=this.hls.audioTracks[h.id].groupId,f=0;f<L.audioGroupIds.length;f++)if(L.audioGroupIds[f]===c){p=f;break}p!==L.urlId&&(L.urlId=p,this.startLoad())}},u.loadPlaylist=function(m){var h=this.currentLevelIndex,L=this._levels[h];if(this.canLoad&&L&&L.url.length>0){var p=L.urlId,c=L.url[p];if(m)try{c=m.addDirectives(c)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Attempt loading level index "+h+(m?" at sn "+m.msn+" part "+m.part:"")+" with URL-id "+p+" "+c),this.clearTimer(),this.hls.trigger(k.Events.LEVEL_LOADING,{url:c,level:h,id:p,deliveryDirectives:m||null})}},u.removeLevel=function(m,h){var L=function(f,d){return d!==h},p=this._levels.filter(function(c,f){return f!==m?!0:c.url.length>1&&h!==void 0?(c.url=c.url.filter(L),c.audioGroupIds&&(c.audioGroupIds=c.audioGroupIds.filter(L)),c.textGroupIds&&(c.textGroupIds=c.textGroupIds.filter(L)),c.urlId=0,!0):!1}).map(function(c,f){var d=c.details;return d!=null&&d.fragments&&d.fragments.forEach(function(a){a.level=f}),c});this._levels=p,this.hls.trigger(k.Events.LEVELS_UPDATED,{levels:p})},D(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(m){var h,L=this._levels;if(L.length===0)return;if(this.currentLevelIndex===m&&(h=L[m])!==null&&h!==void 0&&h.details)return;if(m<0||m>=L.length){var p=m<0;if(this.hls.trigger(k.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:m,fatal:p,reason:"invalid level idx"}),p)return;m=Math.min(m,L.length-1)}this.clearTimer();var c=this.currentLevelIndex,f=L[c],d=L[m];this.log("switching to level "+m+" from "+c),this.currentLevelIndex=m;var a=v({},d,{level:m,maxBitrate:d.maxBitrate,uri:d.uri,urlId:d.urlId});delete a._urlId,this.hls.trigger(k.Events.LEVEL_SWITCHING,a);var b=d.details;if(!b||b.live){var g=this.switchParams(d.uri,f==null?void 0:f.details);this.loadPlaylist(g)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(m){this.manualLevelIndex=m,this._startLevel===void 0&&(this._startLevel=m),m!==-1&&(this.level=m)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(m){this._firstLevel=m}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var m=this.hls.config.startLevel;return m!==void 0?m:this._firstLevel}else return this._startLevel},set:function(m){this._startLevel=m}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(m){this.level=m,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=m)}}]),s}(R.default)},"./src/controller/level-helper.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"addGroupId",function(){return O}),A.d(G,"assignTrackIdsByGroup",function(){return U}),A.d(G,"updatePTS",function(){return F}),A.d(G,"updateFragPTSDTS",function(){return _}),A.d(G,"mergeDetails",function(){return v}),A.d(G,"mapPartIntersection",function(){return S}),A.d(G,"mapFragmentIntersection",function(){return D}),A.d(G,"adjustSliding",function(){return C}),A.d(G,"addSliding",function(){return T}),A.d(G,"computeReloadInterval",function(){return E}),A.d(G,"getFragmentWithSN",function(){return l}),A.d(G,"getPartWith",function(){return o});var W=A("./src/polyfills/number.ts"),k=A("./src/utils/logger.ts");function O(s,u,w){switch(u){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(w);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(w);break}}function U(s){var u={};s.forEach(function(w){var m=w.groupId||"";w.id=u[m]=u[m]||0,u[m]++})}function F(s,u,w){var m=s[u],h=s[w];R(m,h)}function R(s,u){var w=u.startPTS;if(Object(W.isFiniteNumber)(w)){var m=0,h;u.sn>s.sn?(m=w-s.start,h=s):(m=s.start-w,h=u),h.duration!==m&&(h.duration=m)}else if(u.sn>s.sn){var L=s.cc===u.cc;L&&s.minEndPTS?u.start=s.start+(s.minEndPTS-s.start):u.start=s.start+s.duration}else u.start=Math.max(s.start-u.duration,0)}function _(s,u,w,m,h,L){var p=m-w;p<=0&&(k.logger.warn("Fragment should have a positive duration",u),m=w+u.duration,L=h+u.duration);var c=w,f=m,d=u.startPTS,a=u.endPTS;if(Object(W.isFiniteNumber)(d)){var b=Math.abs(d-w);Object(W.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(b,u.deltaPTS):u.deltaPTS=b,c=Math.max(w,d),w=Math.min(w,d),h=Math.min(h,u.startDTS),f=Math.min(m,a),m=Math.max(m,a),L=Math.max(L,u.endDTS)}u.duration=m-w;var g=w-u.start;u.appendedPTS=m,u.start=u.startPTS=w,u.maxStartPTS=c,u.startDTS=h,u.endPTS=m,u.minEndPTS=f,u.endDTS=L;var x=u.sn;if(!s||x<s.startSN||x>s.endSN)return 0;var P,N=x-s.startSN,H=s.fragments;for(H[N]=u,P=N;P>0;P--)R(H[P],H[P-1]);for(P=N;P<H.length-1;P++)R(H[P],H[P+1]);return s.fragmentHint&&R(H[H.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,g}function v(s,u){for(var w=null,m=s.fragments,h=m.length-1;h>=0;h--){var L=m[h].initSegment;if(L){w=L;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var p=0,c;if(D(s,u,function(P,N){P.relurl&&(p=P.cc-N.cc),Object(W.isFiniteNumber)(P.startPTS)&&Object(W.isFiniteNumber)(P.endPTS)&&(N.start=N.startPTS=P.startPTS,N.startDTS=P.startDTS,N.appendedPTS=P.appendedPTS,N.maxStartPTS=P.maxStartPTS,N.endPTS=P.endPTS,N.endDTS=P.endDTS,N.minEndPTS=P.minEndPTS,N.duration=P.endPTS-P.startPTS,N.duration&&(c=N),u.PTSKnown=u.alignedSliding=!0),N.elementaryStreams=P.elementaryStreams,N.loader=P.loader,N.stats=P.stats,N.urlId=P.urlId,P.initSegment&&(N.initSegment=P.initSegment,w=P.initSegment)}),w){var f=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;f.forEach(function(P){var N;(!P.initSegment||P.initSegment.relurl===((N=w)===null||N===void 0?void 0:N.relurl))&&(P.initSegment=w)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(P){return!P}),u.deltaUpdateFailed)){k.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var d=u.skippedSegments;d--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(p){k.logger.warn("discontinuity sliding from playlist, take drift into account");for(var b=0;b<a.length;b++)a[b].cc+=p}u.skippedSegments&&(u.startCC=u.fragments[0].cc),S(s.partList,u.partList,function(P,N){N.elementaryStreams=P.elementaryStreams,N.stats=P.stats}),c?_(u,c,c.startPTS,c.endPTS,c.startDTS,c.endDTS):C(s,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=s.driftStartTime,u.driftStart=s.driftStart;var g=u.advancedDateTime;if(u.advanced&&g){var x=u.edge;u.driftStart||(u.driftStartTime=g,u.driftStart=x),u.driftEndTime=g,u.driftEnd=x}else u.driftEndTime=s.driftEndTime,u.driftEnd=s.driftEnd,u.advancedDateTime=s.advancedDateTime}function S(s,u,w){if(s&&u)for(var m=0,h=0,L=s.length;h<=L;h++){var p=s[h],c=u[h+m];p&&c&&p.index===c.index&&p.fragment.sn===c.fragment.sn?w(p,c):m--}}function D(s,u,w){for(var m=u.skippedSegments,h=Math.max(s.startSN,u.startSN)-u.startSN,L=(s.fragmentHint?1:0)+(m?u.endSN:Math.min(s.endSN,u.endSN))-u.startSN,p=u.startSN-s.startSN,c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,f=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,d=h;d<=L;d++){var a=f[p+d],b=c[d];m&&!b&&d<m&&(b=u.fragments[d]=a),a&&b&&w(a,b)}}function C(s,u){var w=u.startSN+u.skippedSegments-s.startSN,m=s.fragments;if(w<0||w>=m.length)return;T(u,m[w].start)}function T(s,u){if(u){for(var w=s.fragments,m=s.skippedSegments;m<w.length;m++)w[m].start+=u;s.fragmentHint&&(s.fragmentHint.start+=u)}}function E(s,u){var w=1e3*s.levelTargetDuration,m=w/2,h=s.age,L=h>0&&h<w*3,p=u.loading.end-u.loading.start,c,f=s.availabilityDelay;if(s.updated===!1)if(L){var d=333*s.misses;c=Math.max(Math.min(m,p*2),d),s.availabilityDelay=(s.availabilityDelay||0)+c}else c=m;else L?(f=Math.min(f||w/2,h),s.availabilityDelay=f,c=f+w-h):c=w-p;return Math.round(c)}function l(s,u,w){if(!s||!s.details)return null;var m=s.details,h=m.fragments[u-m.startSN];return h||(h=m.fragmentHint,h&&h.sn===u?h:u<m.startSN&&w&&w.sn===u?w:null)}function o(s,u,w){if(!s||!s.details)return null;var m=s.details.partList;if(m)for(var h=m.length;h--;){var L=m[h];if(L.index===w&&L.fragment.sn===u)return L}return null}},"./src/controller/stream-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return m});var W=A("./src/polyfills/number.ts"),k=A("./src/controller/base-stream-controller.ts"),O=A("./src/is-supported.ts"),U=A("./src/events.ts"),F=A("./src/utils/buffer-helper.ts"),R=A("./src/controller/fragment-tracker.ts"),_=A("./src/types/loader.ts"),v=A("./src/loader/fragment.ts"),S=A("./src/demux/transmuxer-interface.ts"),D=A("./src/types/transmuxer.ts"),C=A("./src/controller/gap-controller.ts"),T=A("./src/errors.ts"),E=A("./src/utils/logger.ts");function l(h,L){for(var p=0;p<L.length;p++){var c=L[p];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(h,c.key,c)}}function o(h,L,p){return L&&l(h.prototype,L),p&&l(h,p),h}function s(h,L){h.prototype=Object.create(L.prototype),h.prototype.constructor=h,u(h,L)}function u(h,L){return u=Object.setPrototypeOf||function(c,f){return c.__proto__=f,c},u(h,L)}var w=100,m=function(h){s(L,h);function L(c,f){var d;return d=h.call(this,c,f,"[stream-controller]")||this,d.audioCodecSwap=!1,d.gapController=null,d.level=-1,d._forceStartLoad=!1,d.altAudio=!1,d.audioOnly=!1,d.fragPlaying=null,d.onvplaying=null,d.onvseeked=null,d.fragLastKbps=0,d.stalled=!1,d.couldBacktrack=!1,d.audioCodecSwitch=!1,d.videoBuffer=null,d._registerListeners(),d}var p=L.prototype;return p._registerListeners=function(){var f=this.hls;f.on(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(U.Events.LEVEL_LOADING,this.onLevelLoading,this),f.on(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(U.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.on(U.Events.ERROR,this.onError,this),f.on(U.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.on(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(U.Events.BUFFER_CREATED,this.onBufferCreated,this),f.on(U.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.on(U.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.on(U.Events.FRAG_BUFFERED,this.onFragBuffered,this)},p._unregisterListeners=function(){var f=this.hls;f.off(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(U.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.off(U.Events.ERROR,this.onError,this),f.off(U.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.off(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(U.Events.BUFFER_CREATED,this.onBufferCreated,this),f.off(U.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.off(U.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.off(U.Events.FRAG_BUFFERED,this.onFragBuffered,this)},p.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},p.startLoad=function(f){if(this.levels){var d=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var b=a.startLevel;b===-1&&(a.config.testBandwidth?(b=0,this.bitrateTest=!0):b=a.nextAutoLevel),this.level=a.nextLoadLevel=b,this.loadedmetadata=!1}d>0&&f===-1&&(this.log("Override startPosition with lastCurrentTime @"+d.toFixed(3)),f=d),this.state=k.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=f,this.tick()}else this._forceStartLoad=!0,this.state=k.State.STOPPED},p.stopLoad=function(){this._forceStartLoad=!1,h.prototype.stopLoad.call(this)},p.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_LEVEL:{var f,d=this.levels,a=this.level,b=d==null||((f=d[a])===null||f===void 0)?void 0:f.details;if(b&&(!b.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(b))break;this.state=k.State.IDLE;break}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var g,x=self.performance.now(),P=this.retryDate;(!P||x>=P||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=k.State.IDLE)}break;default:break}this.onTickEnd()},p.onTickEnd=function(){h.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},p.doTickIdle=function(){var f,d,a=this.hls,b=this.levelLastLoaded,g=this.levels,x=this.media,P=a.config,N=a.nextLoadLevel;if(b===null||!x&&(this.startFragRequested||!P.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!g||!g[N])return;var H=g[N];this.level=a.nextLoadLevel=N;var X=H.details;if(!X||this.state===k.State.WAITING_LEVEL||X.live&&this.levelLastLoaded!==N){this.state=k.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:x,_.PlaylistLevelType.MAIN);if(B===null)return;var I=B.len,Y=this.getMaxBufferLength(H.maxBitrate);if(I>=Y)return;if(this._streamEnded(B,X)){var te={};this.altAudio&&(te.type="video"),this.hls.trigger(U.Events.BUFFER_EOS,te),this.state=k.State.ENDED;return}var se=B.end,de=this.getNextFragment(se,X);if(this.couldBacktrack&&!this.fragPrevious&&de&&de.sn!=="initSegment"){var Se=de.sn-X.startSN;Se>1&&(de=X.fragments[Se-1],this.fragmentTracker.removeFragment(de))}if(de&&this.fragmentTracker.getState(de)===R.FragmentState.OK&&this.nextLoadPosition>se){var ge=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(x,ge,_.PlaylistLevelType.MAIN),de=this.getNextFragment(this.nextLoadPosition,X)}if(!de)return;de.initSegment&&!de.initSegment.data&&!this.bitrateTest&&(de=de.initSegment),((f=de.decryptdata)===null||f===void 0?void 0:f.keyFormat)==="identity"&&!((d=de.decryptdata)!==null&&d!==void 0&&d.key)?this.loadKey(de,X):this.loadFragment(de,X,se)},p.loadFragment=function(f,d,a){var b,g=this.fragmentTracker.getState(f);if(this.fragCurrent=f,g===R.FragmentState.BACKTRACKED){var x=this.fragmentTracker.getBacktrackData(f);if(x){this._handleFragmentLoadProgress(x),this._handleFragmentLoadComplete(x);return}else g=R.FragmentState.NOT_LOADED}g===R.FragmentState.NOT_LOADED||g===R.FragmentState.PARTIAL?f.sn==="initSegment"?this._loadInitSegment(f):this.bitrateTest?(f.bitrateTest=!0,this.log("Fragment "+f.sn+" of level "+f.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(f)):(this.startFragRequested=!0,h.prototype.loadFragment.call(this,f,d,a)):g===R.FragmentState.APPENDING?this.reduceMaxBufferLength(f.duration)&&this.fragmentTracker.removeFragment(f):((b=this.media)===null||b===void 0?void 0:b.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},p.getAppendedFrag=function(f){var d=this.fragmentTracker.getAppendedFrag(f,_.PlaylistLevelType.MAIN);return d&&"fragment"in d?d.fragment:d},p.getBufferedFrag=function(f){return this.fragmentTracker.getBufferedFrag(f,_.PlaylistLevelType.MAIN)},p.followingBufferedFrag=function(f){return f?this.getBufferedFrag(f.end+.5):null},p.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},p.nextLevelSwitch=function(){var f=this.levels,d=this.media;if(d!=null&&d.readyState){var a,b=this.getAppendedFrag(d.currentTime);if(b&&b.start>1&&this.flushMainBuffer(0,b.start-1),!d.paused&&f){var g=this.hls.nextLoadLevel,x=f[g],P=this.fragLastKbps;P&&this.fragCurrent?a=this.fragCurrent.duration*x.maxBitrate/(1e3*P)+1:a=0}else a=0;var N=this.getBufferedFrag(d.currentTime+a);if(N){var H=this.followingBufferedFrag(N);if(H){this.abortCurrentFrag();var X=H.maxStartPTS?H.maxStartPTS:H.start,B=H.duration,I=Math.max(N.end,X+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(I,Number.POSITIVE_INFINITY)}}}},p.abortCurrentFrag=function(){var f=this.fragCurrent;this.fragCurrent=null,f!=null&&f.loader&&f.loader.abort(),this.state===k.State.KEY_LOADING&&(this.state=k.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},p.flushMainBuffer=function(f,d){h.prototype.flushMainBuffer.call(this,f,d,this.altAudio?"video":null)},p.onMediaAttached=function(f,d){h.prototype.onMediaAttached.call(this,f,d);var a=d.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},p.onMediaDetaching=function(){var f=this.media;f&&(f.removeEventListener("playing",this.onvplaying),f.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),h.prototype.onMediaDetaching.call(this)},p.onMediaPlaying=function(){this.tick()},p.onMediaSeeked=function(){var f=this.media,d=f?f.currentTime:null;Object(W.isFiniteNumber)(d)&&this.log("Media seeked to "+d.toFixed(3)),this.tick()},p.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(U.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},p.onManifestParsed=function(f,d){var a=!1,b=!1,g;d.levels.forEach(function(x){g=x.audioCodec,g&&(g.indexOf("mp4a.40.2")!==-1&&(a=!0),g.indexOf("mp4a.40.5")!==-1&&(b=!0))}),this.audioCodecSwitch=a&&b&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=d.levels,this.startFragRequested=!1},p.onLevelLoading=function(f,d){var a=this.levels;if(!a||this.state!==k.State.IDLE)return;var b=a[d.level];(!b.details||b.details.live&&this.levelLastLoaded!==d.level||this.waitForCdnTuneIn(b.details))&&(this.state=k.State.WAITING_LEVEL)},p.onLevelLoaded=function(f,d){var a,b=this.levels,g=d.level,x=d.details,P=x.totalduration;if(!b){this.warn("Levels were reset while loading level "+g);return}this.log("Level "+g+" loaded ["+x.startSN+","+x.endSN+"], cc ["+x.startCC+", "+x.endCC+"] duration:"+P);var N=this.fragCurrent;N&&(this.state===k.State.FRAG_LOADING||this.state===k.State.FRAG_LOADING_WAITING_RETRY)&&(N.level!==d.level&&N.loader&&(this.state=k.State.IDLE,N.loader.abort()));var H=b[g],X=0;if(x.live||(a=H.details)!==null&&a!==void 0&&a.live){if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed)return;X=this.alignPlaylists(x,H.details)}if(H.details=x,this.levelLastLoaded=g,this.hls.trigger(U.Events.LEVEL_UPDATED,{details:x,level:g}),this.state===k.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(x))return;this.state=k.State.IDLE}this.startFragRequested?x.live&&this.synchronizeToLiveEdge(x):this.setStartPosition(x,X),this.tick()},p._handleFragmentLoadProgress=function(f){var d,a=f.frag,b=f.part,g=f.payload,x=this.levels;if(!x){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var P=x[a.level],N=P.details;if(!N){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var H=P.videoCodec,X=N.PTSKnown||!N.live,B=(d=a.initSegment)===null||d===void 0?void 0:d.data,I=this._getAudioCodec(P),Y=this.transmuxer=this.transmuxer||new S.default(this.hls,_.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),te=b?b.index:-1,se=te!==-1,de=new D.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,g.byteLength,te,se),Se=this.initPTS[a.cc];Y.push(g,B,I,H,a,b,N.totalduration,X,de,Se)},p.onAudioTrackSwitching=function(f,d){var a=this.altAudio,b=!!d.url,g=d.id;if(!b){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var x=this.fragCurrent;x!=null&&x.loader&&(this.log("Switching to main audio track, cancel main fragment load"),x.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var P=this.hls;a&&P.trigger(U.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),P.trigger(U.Events.AUDIO_TRACK_SWITCHED,{id:g})}},p.onAudioTrackSwitched=function(f,d){var a=d.id,b=!!this.hls.audioTracks[a].url;if(b){var g=this.videoBuffer;g&&this.mediaBuffer!==g&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=g)}this.altAudio=b,this.tick()},p.onBufferCreated=function(f,d){var a=d.tracks,b,g,x=!1;for(var P in a){var N=a[P];if(N.id==="main"){if(g=P,b=N,P==="video"){var H=a[P];H&&(this.videoBuffer=H.buffer)}}else x=!0}x&&b?(this.log("Alternate track found, use "+g+".buffered to schedule main fragment loading"),this.mediaBuffer=b.buffer):this.mediaBuffer=this.media},p.onFragBuffered=function(f,d){var a=d.frag,b=d.part;if(a&&a.type!==_.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(b?" p: "+b.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 g=b?b.stats:a.stats;this.fragLastKbps=Math.round(8*g.total/(g.buffering.end-g.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,b)},p.onError=function(f,d){switch(d.details){case T.ErrorDetails.FRAG_LOAD_ERROR:case T.ErrorDetails.FRAG_LOAD_TIMEOUT:case T.ErrorDetails.KEY_LOAD_ERROR:case T.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.PlaylistLevelType.MAIN,d);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==k.State.ERROR&&(d.fatal?(this.warn(""+d.details),this.state=k.State.ERROR):!d.levelRetry&&this.state===k.State.WAITING_LEVEL&&(this.state=k.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(d.parent==="main"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var a=!0,b=this.getFwdBufferInfo(this.media,_.PlaylistLevelType.MAIN);b&&b.len>.5&&(a=!this.reduceMaxBufferLength(b.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},p.checkBuffer=function(){var f=this.media,d=this.gapController;if(!f||!d||!f.readyState)return;var a=F.BufferHelper.getBuffered(f);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):d.poll(this.lastCurrentTime),this.lastCurrentTime=f.currentTime},p.onFragLoadEmergencyAborted=function(){this.state=k.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},p.onBufferFlushed=function(f,d){var a=d.type;if(a!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var b=(a===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(b,a,_.PlaylistLevelType.MAIN)}},p.onLevelsUpdated=function(f,d){this.levels=d.levels},p.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},p.seekToStartPos=function(){var f=this.media,d=f.currentTime,a=this.startPosition;if(a>=0&&d<a){if(f.seeking){E.logger.log("could not seek to "+a+", already seeking at "+d);return}var b=F.BufferHelper.getBuffered(f),g=b.length?b.start(0):0,x=g-a;x>0&&(x<this.config.maxBufferHole||x<this.config.maxFragLookUpTolerance)&&(E.logger.log("adjusting start position by "+x+" to match buffer start"),a+=x,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+d),f.currentTime=a}},p._getAudioCodec=function(f){var d=this.config.defaultAudioCodec||f.audioCodec;return this.audioCodecSwap&&d&&(this.log("Swapping audio codec"),d.indexOf("mp4a.40.5")!==-1?d="mp4a.40.2":d="mp4a.40.5"),d},p._loadBitrateTestFrag=function(f){var d=this;this._doFragLoad(f).then(function(a){var b=d.hls;if(!a||b.nextLoadLevel||d.fragContextChanged(f))return;d.fragLoadError=0,d.state=k.State.IDLE,d.startFragRequested=!1,d.bitrateTest=!1;var g=f.stats;g.parsing.start=g.parsing.end=g.buffering.start=g.buffering.end=self.performance.now(),b.trigger(U.Events.FRAG_LOADED,a)})},p._handleTransmuxComplete=function(f){var d,a="main",b=this.hls,g=f.remuxResult,x=f.chunkMeta,P=this.getCurrentContext(x);if(!P){this.warn("The loading context changed while buffering fragment "+x.sn+" of level "+x.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(x.level);return}var N=P.frag,H=P.part,X=P.level,B=g.video,I=g.text,Y=g.id3,te=g.initSegment,se=this.altAudio?void 0:g.audio;if(this.fragContextChanged(N))return;if(this.state=k.State.PARSING,te){te.tracks&&(this._bufferInitSegment(X,te.tracks,N,x),b.trigger(U.Events.FRAG_PARSING_INIT_SEGMENT,{frag:N,id:a,tracks:te.tracks}));var de=te.initPTS,Se=te.timescale;Object(W.isFiniteNumber)(de)&&(this.initPTS[N.cc]=de,b.trigger(U.Events.INIT_PTS_FOUND,{frag:N,id:a,initPTS:de,timescale:Se}))}if(B&&g.independent!==!1){if(X.details){var ge=B.startPTS,pe=B.endPTS,he=B.startDTS,me=B.endDTS;if(H)H.elementaryStreams[B.type]={startPTS:ge,endPTS:pe,startDTS:he,endDTS:me};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var ae=this.getLoadPosition()+this.config.maxBufferHole;if(ae<ge){this.backtrack(N);return}N.setElementaryStreamInfo(B.type,N.start,pe,N.start,me,!0)}N.setElementaryStreamInfo(B.type,ge,pe,he,me),this.bufferFragmentData(B,N,H,x)}}else if(g.independent===!1){this.backtrack(N);return}if(se){var ue=se.startPTS,xe=se.endPTS,Fe=se.startDTS,Re=se.endDTS;H&&(H.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:ue,endPTS:xe,startDTS:Fe,endDTS:Re}),N.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,ue,xe,Fe,Re),this.bufferFragmentData(se,N,H,x)}if(Y!=null&&(d=Y.samples)!==null&&d!==void 0&&d.length){var Ie={frag:N,id:a,samples:Y.samples};b.trigger(U.Events.FRAG_PARSING_METADATA,Ie)}if(I){var Ke={frag:N,id:a,samples:I.samples};b.trigger(U.Events.FRAG_PARSING_USERDATA,Ke)}},p._bufferInitSegment=function(f,d,a,b){var g=this;if(this.state!==k.State.PARSING)return;this.audioOnly=!!d.audio&&!d.video,this.altAudio&&!this.audioOnly&&delete d.audio;var x=d.audio,P=d.video,N=d.audiovideo;if(x){var H=f.audioCodec,X=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(H&&(H.indexOf("mp4a.40.5")!==-1?H="mp4a.40.2":H="mp4a.40.5"),x.metadata.channelCount!==1&&X.indexOf("firefox")===-1&&(H="mp4a.40.5")),X.indexOf("android")!==-1&&x.container!=="audio/mpeg"&&(H="mp4a.40.2",this.log("Android: force audio codec to "+H)),f.audioCodec&&f.audioCodec!==H&&this.log('Swapping manifest audio codec "'+f.audioCodec+'" for "'+H+'"'),x.levelCodec=H,x.id="main",this.log("Init audio buffer, container:"+x.container+", codecs[selected/level/parsed]=["+(H||"")+"/"+(f.audioCodec||"")+"/"+x.codec+"]")}P&&(P.levelCodec=f.videoCodec,P.id="main",this.log("Init video buffer, container:"+P.container+", codecs[level/parsed]=["+(f.videoCodec||"")+"/"+P.codec+"]")),N&&this.log("Init audiovideo buffer, container:"+N.container+", codecs[level/parsed]=["+(f.attrs.CODECS||"")+"/"+N.codec+"]"),this.hls.trigger(U.Events.BUFFER_CODECS,d),Object.keys(d).forEach(function(B){var I=d[B],Y=I.initSegment;Y!=null&&Y.byteLength&&g.hls.trigger(U.Events.BUFFER_APPENDING,{type:B,data:Y,frag:a,part:null,chunkMeta:b,parent:a.type})}),this.tick()},p.backtrack=function(f){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(f);var d=this.fragmentTracker.backtrack(f);this.fragPrevious=null,this.nextLoadPosition=f.start,d?this.resetFragmentLoading(f):this.state=k.State.BACKTRACKING},p.checkFragmentChanged=function(){var f=this.media,d=null;if(f&&f.readyState>1&&f.seeking===!1){var a=f.currentTime;if(F.BufferHelper.isBuffered(f,a)?d=this.getAppendedFrag(a):F.BufferHelper.isBuffered(f,a+.1)&&(d=this.getAppendedFrag(a+.1)),d){var b=this.fragPlaying,g=d.level;(!b||d.sn!==b.sn||b.level!==g||d.urlId!==b.urlId)&&(this.hls.trigger(U.Events.FRAG_CHANGED,{frag:d}),(!b||b.level!==g)&&this.hls.trigger(U.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=d)}}},o(L,[{key:"nextLevel",get:function(){var f=this.nextBufferedFrag;return f?f.level:-1}},{key:"currentLevel",get:function(){var f=this.media;if(f){var d=this.getAppendedFrag(f.currentTime);if(d)return d.level}return-1}},{key:"nextBufferedFrag",get:function(){var f=this.media;if(f){var d=this.getAppendedFrag(f.currentTime);return this.followingBufferedFrag(d)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),L}(k.default)},"./src/controller/subtitle-stream-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"SubtitleStreamController",function(){return s});var W=A("./src/events.ts"),k=A("./src/utils/logger.ts"),O=A("./src/utils/buffer-helper.ts"),U=A("./src/controller/fragment-finders.ts"),F=A("./src/utils/discontinuities.ts"),R=A("./src/controller/level-helper.ts"),_=A("./src/controller/fragment-tracker.ts"),v=A("./src/controller/base-stream-controller.ts"),S=A("./src/types/loader.ts"),D=A("./src/types/level.ts");function C(u,w){for(var m=0;m<w.length;m++){var h=w[m];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(u,h.key,h)}}function T(u,w,m){return w&&C(u.prototype,w),m&&C(u,m),u}function E(u,w){u.prototype=Object.create(w.prototype),u.prototype.constructor=u,l(u,w)}function l(u,w){return l=Object.setPrototypeOf||function(h,L){return h.__proto__=L,h},l(u,w)}var o=500,s=function(u){E(w,u);function w(h,L){var p;return p=u.call(this,h,L,"[subtitle-stream-controller]")||this,p.levels=[],p.currentTrackId=-1,p.tracksBuffered=[],p.mainDetails=null,p._registerListeners(),p}var m=w.prototype;return m.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},m._registerListeners=function(){var L=this.hls;L.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),L.on(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),L.on(W.Events.ERROR,this.onError,this),L.on(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),L.on(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),L.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),L.on(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),L.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},m._unregisterListeners=function(){var L=this.hls;L.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),L.off(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),L.off(W.Events.ERROR,this.onError,this),L.off(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),L.off(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),L.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),L.off(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),L.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},m.startLoad=function(){this.stopLoad(),this.state=v.State.IDLE,this.setInterval(o),this.tick()},m.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},m.onLevelLoaded=function(L,p){this.mainDetails=p.details},m.onSubtitleFragProcessed=function(L,p){var c=p.frag,f=p.success;if(this.fragPrevious=c,this.state=v.State.IDLE,!f)return;var d=this.tracksBuffered[this.currentTrackId];if(!d)return;for(var a,b=c.start,g=0;g<d.length;g++)if(b>=d[g].start&&b<=d[g].end){a=d[g];break}var x=c.start+c.duration;a?a.end=x:(a={start:b,end:x},d.push(a)),this.fragmentTracker.fragBuffered(c)},m.onBufferFlushing=function(L,p){var c=p.startOffset,f=p.endOffset;if(c===0&&f!==Number.POSITIVE_INFINITY){var d=this.currentTrackId,a=this.levels;if(!a.length||!a[d]||!a[d].details)return;var b=a[d].details,g=b.targetduration,x=f-g;if(x<=0)return;p.endOffsetSubtitles=Math.max(0,x),this.tracksBuffered.forEach(function(P){for(var N=0;N<P.length;){if(P[N].end<=x){P.shift();continue}else if(P[N].start<x)P[N].start=x;else break;N++}}),this.fragmentTracker.removeFragmentsInRange(c,x,S.PlaylistLevelType.SUBTITLE)}},m.onError=function(L,p){var c,f=p.frag;if(!f||f.type!==S.PlaylistLevelType.SUBTITLE)return;(c=this.fragCurrent)!==null&&c!==void 0&&c.loader&&this.fragCurrent.loader.abort(),this.state=v.State.IDLE},m.onSubtitleTracksUpdated=function(L,p){var c=this,f=p.subtitleTracks;this.tracksBuffered=[],this.levels=f.map(function(d){return new D.Level(d)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(d){c.tracksBuffered[d.id]=[]}),this.mediaBuffer=null},m.onSubtitleTrackSwitch=function(L,p){if(this.currentTrackId=p.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var c=this.levels[this.currentTrackId];c!=null&&c.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,c&&this.setInterval(o)},m.onSubtitleTrackLoaded=function(L,p){var c,f=p.details,d=p.id,a=this.currentTrackId,b=this.levels;if(!b.length)return;var g=b[a];if(d>=b.length||d!==a||!g)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,f.live||(c=g.details)!==null&&c!==void 0&&c.live){var x=this.mainDetails;if(f.deltaUpdateFailed||!x)return;var P=x.fragments[0];if(!g.details)f.hasProgramDateTime&&x.hasProgramDateTime?Object(F.alignMediaPlaylistByPDT)(f,x):P&&Object(R.addSliding)(f,P.start);else{var N=this.alignPlaylists(f,g.details);N===0&&P&&Object(R.addSliding)(f,P.start)}}if(g.details=f,this.levelLastLoaded=d,this.tick(),f.live&&!this.fragCurrent&&this.media&&this.state===v.State.IDLE){var H=Object(U.findFragmentByPTS)(null,f.fragments,this.media.currentTime,0);H||(this.warn("Subtitle playlist not aligned with playback"),g.details=void 0)}},m._handleFragmentLoadComplete=function(L){var p=L.frag,c=L.payload,f=p.decryptdata,d=this.hls;if(this.fragContextChanged(p))return;if(c&&c.byteLength>0&&f&&f.key&&f.iv&&f.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(c),f.key.buffer,f.iv.buffer).then(function(b){var g=performance.now();d.trigger(W.Events.FRAG_DECRYPTED,{frag:p,payload:b,stats:{tstart:a,tdecrypt:g}})})}},m.doTick=function(){if(!this.media){this.state=v.State.IDLE;return}if(this.state===v.State.IDLE){var L,p=this.currentTrackId,c=this.levels;if(!c.length||!c[p]||!c[p].details)return;var f=c[p].details,d=f.targetduration,a=this.config,b=this.media,g=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,b.currentTime-d,a.maxBufferHole),x=g.end,P=g.len,N=this.getMaxBufferLength()+d;if(P>N)return;console.assert(f,"Subtitle track details are defined on idle subtitle stream controller tick");var H=f.fragments,X=H.length,B=f.edge,I,Y=this.fragPrevious;if(x<B){var te=a.maxFragLookUpTolerance;Y&&f.hasProgramDateTime&&(I=Object(U.findFragmentByPDT)(H,Y.endProgramDateTime,te)),I||(I=Object(U.findFragmentByPTS)(Y,H,x,te),!I&&Y&&Y.start<H[0].start&&(I=H[0]))}else I=H[X-1];(L=I)!==null&&L!==void 0&&L.encrypted?(k.logger.log("Loading key for "+I.sn),this.state=v.State.KEY_LOADING,this.hls.trigger(W.Events.KEY_LOADING,{frag:I})):I&&this.fragmentTracker.getState(I)===_.FragmentState.NOT_LOADED&&this.loadFragment(I,f,x)}},m.loadFragment=function(L,p,c){this.fragCurrent=L,u.prototype.loadFragment.call(this,L,p,c)},T(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(v.default)},"./src/controller/subtitle-track-controller.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/events.ts"),k=A("./src/utils/texttrack-utils.ts"),O=A("./src/controller/base-playlist-controller.ts"),U=A("./src/types/loader.ts");function F(C,T){for(var E=0;E<T.length;E++){var l=T[E];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(C,l.key,l)}}function R(C,T,E){return T&&F(C.prototype,T),E&&F(C,E),C}function _(C,T){C.prototype=Object.create(T.prototype),C.prototype.constructor=C,v(C,T)}function v(C,T){return v=Object.setPrototypeOf||function(l,o){return l.__proto__=o,l},v(C,T)}var S=function(C){_(T,C);function T(l){var o;return o=C.call(this,l,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var E=T.prototype;return E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},E.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(W.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(W.Events.ERROR,this.onError,this)},E.onMediaAttached=function(o,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},E.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},E.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=D(this.media.textTracks);o.forEach(function(s){Object(k.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},E.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},E.onSubtitleTrackLoaded=function(o,s){var u=s.id,w=s.details,m=this.trackId,h=this.tracksInGroup[m];if(!h){this.warn("Invalid subtitle track id "+u);return}var L=h.details;h.details=s.details,this.log("subtitle track "+u+" loaded ["+w.startSN+"-"+w.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,s,L))},E.onLevelLoading=function(o,s){this.switchLevel(s.level)},E.onLevelSwitching=function(o,s){this.switchLevel(s.level)},E.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var u=s.textGroupIds[s.urlId];if(this.groupId!==u){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,m=this.tracks.filter(function(p){return!u||p.groupId===u});this.tracksInGroup=m;var h=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=u;var L={subtitleTracks:m};this.log("Updating subtitle tracks, "+m.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(W.Events.SUBTITLE_TRACKS_UPDATED,L),h!==-1&&this.setSubtitleTrack(h,w)}},E.findTrackId=function(o){for(var s=this.tracksInGroup,u=0;u<s.length;u++){var w=s[u];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},E.onError=function(o,s){if(C.prototype.onError.call(this,o,s),s.fatal||!s.context)return;s.context.type===U.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},E.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var u=s.id,w=s.groupId,m=s.url;if(o)try{m=o.addDirectives(m)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(W.Events.SUBTITLE_TRACK_LOADING,{url:m,id:u,groupId:w,deliveryDirectives:o||null})}},E.toggleTrackModes=function(o){var s=this,u=this.media,w=this.subtitleDisplay,m=this.trackId;if(!u)return;var h=D(u.textTracks),L=h.filter(function(f){return f.groupId===s.groupId});if(o===-1)[].slice.call(h).forEach(function(f){f.mode="disabled"});else{var p=L[m];p&&(p.mode="disabled")}var c=L[o];c&&(c.mode=w?"showing":"hidden")},E.setSubtitleTrack=function(o,s){var u,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=w[o])!==null&&u!==void 0&&u.details)||o<-1||o>=w.length)return;this.clearTimer();var m=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,m){var h=m.id,L=m.groupId,p=L===void 0?"":L,c=m.name,f=m.type,d=m.url;this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:h,groupId:p,name:c,type:f,url:d});var a=this.switchParams(m.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:o})},E.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=D(this.media.textTracks),u=0;u<s.length;u++)if(s[u].mode==="hidden")o=u;else if(s[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},R(T,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,s)}}]),T}(O.default);function D(C){for(var T=[],E=0;E<C.length;E++){var l=C[E];l.kind==="subtitles"&&l.label&&T.push(C[E])}return T}G.default=S},"./src/controller/timeline-controller.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"TimelineController",function(){return D});var W=A("./src/polyfills/number.ts"),k=A("./src/events.ts"),O=A("./src/utils/cea-608-parser.ts"),U=A("./src/utils/output-filter.ts"),F=A("./src/utils/webvtt-parser.ts"),R=A("./src/utils/texttrack-utils.ts"),_=A("./src/utils/imsc1-ttml-parser.ts"),v=A("./src/types/loader.ts"),S=A("./src/utils/logger.ts"),D=function(){function l(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new U.default(this,"textTrack1"),w=new U.default(this,"textTrack2"),m=new U.default(this,"textTrack3"),h=new U.default(this,"textTrack4");this.cea608Parser1=new O.default(1,u,w),this.cea608Parser2=new O.default(3,m,h)}s.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(k.Events.FRAG_LOADING,this.onFragLoading,this),s.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=l.prototype;return o.destroy=function(){var u=this.hls;u.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(k.Events.FRAG_LOADING,this.onFragLoading,this),u.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,w,m,h,L){for(var p=!1,c=L.length;c--;){var f=L[c],d=T(f[0],f[1],w,m);if(d>=0&&(f[0]=Math.min(f[0],w),f[1]=Math.max(f[1],m),p=!0,d/(m-w)>.5))return}if(p||L.push([w,m]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,w,m,h)}else{var b=this.Cues.newCue(null,w,m,h);this.hls.trigger(k.Events.CUES_PARSED,{type:"captions",cues:b,track:u})}},o.onInitPtsFound=function(u,w){var m=this,h=w.frag,L=w.id,p=w.initPTS,c=w.timescale,f=this.unparsedVttFrags;L==="main"&&(this.initPTS[h.cc]=p,this.timescale[h.cc]=c),f.length&&(this.unparsedVttFrags=[],f.forEach(function(d){m.onFragLoaded(k.Events.FRAG_LOADED,d)}))},o.getExistingTrack=function(u){var w=this.media;if(w)for(var m=0;m<w.textTracks.length;m++){var h=w.textTracks[m];if(h[u])return h}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var w=this.captionsProperties,m=this.captionsTracks,h=this.media,L=w[u],p=L.label,c=L.languageCode,f=this.getExistingTrack(u);if(f)m[u]=f,Object(R.clearCurrentCues)(m[u]),Object(R.sendAddTrackEvent)(m[u],h);else{var d=this.createTextTrack("captions",p,c);d&&(d[u]=!0,m[u]=d)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var w=this.captionsProperties[u];if(!w)return;var m=w.label,h={_id:u,label:m,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[u]=h,this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[h]})},o.createTextTrack=function(u,w,m){var h=this.media;return h?h.addTextTrack(u,w,m):void 0},o.onMediaAttaching=function(u,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(w){Object(R.clearCurrentCues)(u[w]),delete u[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var u=this.media;if(!u)return;var w=u.textTracks;if(w)for(var m=0;m<w.length;m++)Object(R.clearCurrentCues)(w[m])},o.onSubtitleTracksUpdated=function(u,w){var m=this;this.textTracks=[];var h=w.subtitleTracks||[],L=h.some(function(d){return d.textCodec===_.IMSC1_CODEC});if(this.config.enableWebVTT||L&&this.config.enableIMSC1){var p=this.tracks&&h&&this.tracks.length===h.length;if(this.tracks=h||[],this.config.renderTextTracksNatively){var c=this.media?this.media.textTracks:[];this.tracks.forEach(function(d,a){var b;if(a<c.length){for(var g=null,x=0;x<c.length;x++)if(C(c[x],d)){g=c[x];break}g&&(b=g)}b?Object(R.clearCurrentCues)(b):(b=m.createTextTrack("subtitles",d.name,d.lang),b&&(b.mode="disabled")),b&&(b.groupId=d.groupId,m.textTracks.push(b))})}else if(!p&&this.tracks&&this.tracks.length){var f=this.tracks.map(function(d){return{label:d.name,kind:d.type.toLowerCase(),default:d.default,subtitleTrack:d}});this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:f})}}},o.onManifestLoaded=function(u,w){var m=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(h){var L=/(?:CC|SERVICE)([1-4])/.exec(h.instreamId);if(!L)return;var p="textTrack"+L[1],c=m.captionsProperties[p];if(!c)return;c.label=h.name,h.lang&&(c.languageCode=h.lang),c.media=h})},o.onFragLoading=function(u,w){var m=this.cea608Parser1,h=this.cea608Parser2,L=this.lastSn,p=this.lastPartIndex;if(!this.enabled||!(m&&h))return;if(w.frag.type===v.PlaylistLevelType.MAIN){var c,f,d=w.frag.sn,a=(c=w==null||((f=w.part)===null||f===void 0)?void 0:f.index)!=null?c:-1;d===L+1||d===L&&a===p+1||(m.reset(),h.reset()),this.lastSn=d,this.lastPartIndex=a}},o.onFragLoaded=function(u,w){var m=w.frag,h=w.payload,L=this.initPTS,p=this.unparsedVttFrags;if(m.type===v.PlaylistLevelType.SUBTITLE)if(h.byteLength){if(!Object(W.isFiniteNumber)(L[m.cc])){p.push(w),L.length&&this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Missing initial subtitle PTS")});return}var c=m.decryptdata;if(c==null||c.key==null||c.method!=="AES-128"){var f=this.tracks[m.level],d=this.vttCCs;d[m.cc]||(d[m.cc]={start:m.start,prevCC:this.prevCC,new:!0},this.prevCC=m.cc),f&&f.textCodec===_.IMSC1_CODEC?this._parseIMSC1(m,h):this._parseVTTs(m,h,d)}}else this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,w){var m=this,h=this.hls;Object(_.parseIMSC1)(w,this.initPTS[u.cc],this.timescale[u.cc],function(L){m._appendCues(L,u.level),h.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(L){S.logger.log("Failed to parse IMSC1: "+L),h.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:L})})},o._parseVTTs=function(u,w,m){var h=this,L=this.hls;Object(F.parseWebVTT)(w,this.initPTS[u.cc],this.timescale[u.cc],m,u.cc,u.start,function(p){h._appendCues(p,u.level),L.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(p){h._fallbackToIMSC1(u,w),S.logger.log("Failed to parse VTT cue: "+p),L.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:p})})},o._fallbackToIMSC1=function(u,w){var m=this,h=this.tracks[u.level];h.textCodec||Object(_.parseIMSC1)(w,this.initPTS[u.cc],this.timescale[u.cc],function(){h.textCodec=_.IMSC1_CODEC,m._parseIMSC1(u,w)},function(){h.textCodec="wvtt"})},o._appendCues=function(u,w){var m=this.hls;if(this.config.renderTextTracksNatively){var h=this.textTracks[w];if(h.mode==="disabled")return;u.forEach(function(c){return Object(R.addCueToTrack)(h,c)})}else{var L=this.tracks[w],p=L.default?"default":"subtitles"+w;m.trigger(k.Events.CUES_PARSED,{type:"subtitles",cues:u,track:p})}},o.onFragDecrypted=function(u,w){var m=w.frag;if(m.type===v.PlaylistLevelType.SUBTITLE){if(!Object(W.isFiniteNumber)(this.initPTS[m.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(k.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,w){var m=this.cea608Parser1,h=this.cea608Parser2;if(!this.enabled||!(m&&h))return;for(var L=0;L<w.samples.length;L++){var p=w.samples[L].bytes;if(p){var c=this.extractCea608Data(p);m.addData(w.samples[L].pts,c[0]),h.addData(w.samples[L].pts,c[1])}}},o.onBufferFlushing=function(u,w){var m=w.startOffset,h=w.endOffset,L=w.endOffsetSubtitles,p=w.type,c=this.media;if(!c||c.currentTime<h)return;if(!p||p==="video"){var f=this.captionsTracks;Object.keys(f).forEach(function(a){return Object(R.removeCuesInRange)(f[a],m,h)})}if(this.config.renderTextTracksNatively&&(m===0&&L!==void 0)){var d=this.textTracks;Object.keys(d).forEach(function(a){return Object(R.removeCuesInRange)(d[a],m,L)})}},o.extractCea608Data=function(u){for(var w=u[0]&31,m=2,h=[[],[]],L=0;L<w;L++){var p=u[m++],c=127&u[m++],f=127&u[m++],d=(4&p)!==0,a=3&p;if(c===0&&f===0)continue;d&&((a===0||a===1)&&(h[a].push(c),h[a].push(f)))}return h},l}();function C(l,o){return l&&l.label===o.name&&!(l.textTrack1||l.textTrack2)}function T(l,o,s,u){return Math.min(o,u)-Math.max(l,s)}function E(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return W});var W=function(){function k(U,F){this.subtle=void 0,this.aesIV=void 0,this.subtle=U,this.aesIV=F}var O=k.prototype;return O.decrypt=function(F,R){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},R,F)},k}()},"./src/crypt/aes-decryptor.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"removePadding",function(){return k}),A.d(G,"default",function(){return O});var W=A("./src/utils/typed-array.ts");function k(U){var F=U.byteLength,R=F&&new DataView(U.buffer).getUint8(F-1);return R?Object(W.sliceUint8)(U,0,F-R):U}var O=function(){function U(){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 F=U.prototype;return F.uint8ArrayToUint32Array_=function(_){for(var v=new DataView(_),S=new Uint32Array(4),D=0;D<4;D++)S[D]=v.getUint32(D*4);return S},F.initTable=function(){var _=this.sBox,v=this.invSBox,S=this.subMix,D=S[0],C=S[1],T=S[2],E=S[3],l=this.invSubMix,o=l[0],s=l[1],u=l[2],w=l[3],m=new Uint32Array(256),h=0,L=0,p=0;for(p=0;p<256;p++)p<128?m[p]=p<<1:m[p]=p<<1^283;for(p=0;p<256;p++){var c=L^L<<1^L<<2^L<<3^L<<4;c=c>>>8^c&255^99,_[h]=c,v[c]=h;var f=m[h],d=m[f],a=m[d],b=m[c]*257^c*16843008;D[h]=b<<24|b>>>8,C[h]=b<<16|b>>>16,T[h]=b<<8|b>>>24,E[h]=b,b=a*16843009^d*65537^f*257^h*16843008,o[c]=b<<24|b>>>8,s[c]=b<<16|b>>>16,u[c]=b<<8|b>>>24,w[c]=b,h?(h=f^m[m[m[a^f]]],L^=m[m[L]]):h=L=1}},F.expandKey=function(_){for(var v=this.uint8ArrayToUint32Array_(_),S=!0,D=0;D<v.length&&S;)S=v[D]===this.key[D],D++;if(S)return;this.key=v;var C=this.keySize=v.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var T=this.ksRows=(C+6+1)*4,E,l,o=this.keySchedule=new Uint32Array(T),s=this.invKeySchedule=new Uint32Array(T),u=this.sBox,w=this.rcon,m=this.invSubMix,h=m[0],L=m[1],p=m[2],c=m[3],f,d;for(E=0;E<T;E++){if(E<C){f=o[E]=v[E];continue}d=f,E%C===0?(d=d<<8|d>>>24,d=u[d>>>24]<<24|u[d>>>16&255]<<16|u[d>>>8&255]<<8|u[d&255],d^=w[E/C|0]<<24):C>6&&E%C===4&&(d=u[d>>>24]<<24|u[d>>>16&255]<<16|u[d>>>8&255]<<8|u[d&255]),o[E]=f=(o[E-C]^d)>>>0}for(l=0;l<T;l++)E=T-l,l&3?d=o[E]:d=o[E-4],l<4||E<=4?s[l]=d:s[l]=h[u[d>>>24]]^L[u[d>>>16&255]]^p[u[d>>>8&255]]^c[u[d&255]],s[l]=s[l]>>>0},F.networkToHostOrderSwap=function(_){return _<<24|(_&65280)<<8|(_&16711680)>>8|_>>>24},F.decrypt=function(_,v,S){for(var D=this.keySize+6,C=this.invKeySchedule,T=this.invSBox,E=this.invSubMix,l=E[0],o=E[1],s=E[2],u=E[3],w=this.uint8ArrayToUint32Array_(S),m=w[0],h=w[1],L=w[2],p=w[3],c=new Int32Array(_),f=new Int32Array(c.length),d,a,b,g,x,P,N,H,X,B,I,Y,te,se,de=this.networkToHostOrderSwap;v<c.length;){for(X=de(c[v]),B=de(c[v+1]),I=de(c[v+2]),Y=de(c[v+3]),x=X^C[0],P=Y^C[1],N=I^C[2],H=B^C[3],te=4,se=1;se<D;se++)d=l[x>>>24]^o[P>>16&255]^s[N>>8&255]^u[H&255]^C[te],a=l[P>>>24]^o[N>>16&255]^s[H>>8&255]^u[x&255]^C[te+1],b=l[N>>>24]^o[H>>16&255]^s[x>>8&255]^u[P&255]^C[te+2],g=l[H>>>24]^o[x>>16&255]^s[P>>8&255]^u[N&255]^C[te+3],x=d,P=a,N=b,H=g,te=te+4;d=T[x>>>24]<<24^T[P>>16&255]<<16^T[N>>8&255]<<8^T[H&255]^C[te],a=T[P>>>24]<<24^T[N>>16&255]<<16^T[H>>8&255]<<8^T[x&255]^C[te+1],b=T[N>>>24]<<24^T[H>>16&255]<<16^T[x>>8&255]<<8^T[P&255]^C[te+2],g=T[H>>>24]<<24^T[x>>16&255]<<16^T[P>>8&255]<<8^T[N&255]^C[te+3],f[v]=de(d^m),f[v+1]=de(g^h),f[v+2]=de(b^L),f[v+3]=de(a^p),m=X,h=B,L=I,p=Y,v=v+4}return f.buffer},U}()},"./src/crypt/decrypter.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return v});var W=A("./src/crypt/aes-crypto.ts"),k=A("./src/crypt/fast-aes-key.ts"),O=A("./src/crypt/aes-decryptor.ts"),U=A("./src/utils/logger.ts"),F=A("./src/utils/mp4-tools.ts"),R=A("./src/utils/typed-array.ts"),_=16,v=function(){function S(C,T,E){var l=E===void 0?{}:E,o=l.removePKCS7Padding,s=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=T,this.removePKCS7Padding=s,s)try{var u=self.crypto;u&&(this.subtle=u.subtle||u.webkitSubtle)}catch(w){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var D=S.prototype;return D.destroy=function(){this.observer=null},D.isSync=function(){return this.config.enableSoftwareAES},D.flush=function(){var T=this.currentResult;if(!T){this.reset();return}var E=new Uint8Array(T);return this.reset(),this.removePKCS7Padding?Object(O.removePadding)(E):E},D.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},D.decrypt=function(T,E,l,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(T),E,l);var s=this.flush();s&&o(s.buffer)}else this.webCryptoDecrypt(new Uint8Array(T),E,l).then(o)},D.softwareDecrypt=function(T,E,l){var o=this.currentIV,s=this.currentResult,u=this.remainderData;this.logOnce("JS AES decrypt"),u&&(T=Object(F.appendUint8Array)(u,T),this.remainderData=null);var w=this.getValidChunk(T);if(!w.length)return null;o&&(l=o);var m=this.softwareDecrypter;m||(m=this.softwareDecrypter=new O.default),m.expandKey(E);var h=s;return this.currentResult=m.decrypt(w.buffer,0,l),this.currentIV=Object(R.sliceUint8)(w,-16).buffer,h||null},D.webCryptoDecrypt=function(T,E,l){var o=this,s=this.subtle;return(this.key!==E||!this.fastAesKey)&&(this.key=E,this.fastAesKey=new 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T.config=[],T.channelCount=u.channelCount,T.samplerate=u.sampleRate,T.samples.push(h),{sample:h,length:u.frameLength,missing:0}}}function _(T,E){var l=T[E+1]>>3&3,o=T[E+1]>>1&3,s=T[E+2]>>4&15,u=T[E+2]>>2&3;if(l!==1&&s!==0&&s!==15&&u!==3){var w=T[E+2]>>1&1,m=T[E+3]>>6,h=l===3?3-o:o===3?3:4,L=k[h*14+s-1]*1e3,p=l===3?0:l===2?1:2,c=O[p*3+u],f=m===3?1:2,d=U[l][o],a=F[o],b=d*8*a,g=Math.floor(d*L/c+w)*a;if(W===null){var x=navigator.userAgent||"",P=x.match(/Chrome\/(\d+)/i);W=P?parseInt(P[1]):0}var N=!!W&&W<=87;return N&&o===2&&L>=224e3&&m===0&&(T[E+3]=T[E+3]|128),{sampleRate:c,channelCount:f,frameLength:g,samplesPerFrame:b}}}function v(T,E){return T[E]===255&&(T[E+1]&224)===224&&(T[E+1]&6)!==0}function S(T,E){return E+1<T.length&&v(T,E)}function D(T,E){var l=4;return v(T,E)&&l<=T.length-E}function C(T,E){if(E+1<T.length&&v(T,E)){var l=4,o=_(T,E),s=l;o!=null&&o.frameLength&&(s=o.frameLength);var u=E+s;return u===T.length||S(T,u)}return!1}},"./src/demux/sample-aes.ts":function(Q,G,A){"use 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S},F.getAvcDecryptedUnit=function(_,v){for(var S=new Uint8Array(v),D=0,C=32;C<=_.length-16;C+=160,D+=16)_.set(S.subarray(D,D+16),C);return _},F.decryptAvcSample=function(_,v,S,D,C,T){var E=Object(k.discardEPB)(C.data),l=this.getAvcEncryptedData(E),o=this;this.decryptBuffer(l.buffer,function(s){C.data=o.getAvcDecryptedUnit(E,s),T||o.decryptAvcSamples(_,v,S+1,D)})},F.decryptAvcSamples=function(_,v,S,D){if(_ instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;v++,S=0){if(v>=_.length){D();return}for(var C=_[v].units;!(S>=C.length);S++){var T=C[S];if(T.data.length<=48||T.type!==1&&T.type!==5)continue;var E=this.decrypter.isSync();if(this.decryptAvcSample(_,v,S,D,T,E),!E)return}}},U}();G.default=O},"./src/demux/transmuxer-interface.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return C});var W=A("./node_modules/webworkify-webpack/index.js"),k=A.n(W),O=A("./src/events.ts"),U=A("./src/demux/transmuxer.ts"),F=A("./src/utils/logger.ts"),R=A("./src/errors.ts"),_=A("./src/utils/mediasource-helper.ts"),v=A("./node_modules/eventemitter3/index.js"),S=A.n(v),D=Object(_.getMediaSource)()||{isTypeSupported:function(){return!1}},C=function(){function T(l,o,s,u){var w=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=l,this.id=o,this.onTransmuxComplete=s,this.onFlush=u;var m=l.config,h=function(d,a){a=a||{},a.frag=w.frag,a.id=w.id,l.trigger(d,a)};this.observer=new v.EventEmitter,this.observer.on(O.Events.FRAG_DECRYPTED,h),this.observer.on(O.Events.ERROR,h);var L={mp4:D.isTypeSupported("video/mp4"),mpeg:D.isTypeSupported("audio/mpeg"),mp3:D.isTypeSupported('audio/mp4; codecs="mp3"')},p=navigator.vendor;if(m.enableWorker&&typeof Worker!="undefined"){F.logger.log("demuxing in webworker");var c;try{c=this.worker=W("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),c.addEventListener("message",this.onwmsg),c.onerror=function(f){l.trigger(O.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(f.message+" ("+f.filename+":"+f.lineno+")")})},c.postMessage({cmd:"init",typeSupported:L,vendor:p,id:o,config:JSON.stringify(m)})}catch(f){F.logger.warn("Error in worker:",f),F.logger.error("Error while initializing DemuxerWorker, fallback to inline"),c&&self.URL.revokeObjectURL(c.objectURL),this.transmuxer=new U.default(this.observer,L,m,p,o),this.worker=null}}else this.transmuxer=new U.default(this.observer,L,m,p,o)}var E=T.prototype;return E.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var s=this.transmuxer;s&&(s.destroy(),this.transmuxer=null)}var u=this.observer;u&&u.removeAllListeners(),this.observer=null},E.push=function(o,s,u,w,m,h,L,p,c,f){var d=this;c.transmuxing.start=self.performance.now();var a=this.transmuxer,b=this.worker,g=h?h.start:m.start,x=m.decryptdata,P=this.frag,N=!(P&&m.cc===P.cc),H=!(P&&c.level===P.level),X=P?c.sn-P.sn:-1,B=this.part?c.part-this.part.index:1,I=!H&&(X===1||X===0&&B===1),Y=self.performance.now();(H||X||m.stats.parsing.start===0)&&(m.stats.parsing.start=Y),h&&(B||!I)&&(h.stats.parsing.start=Y);var te=new U.TransmuxState(N,I,p,H,g);if(!I||N){F.logger.log("[transmuxer-interface, "+m.type+"]: Starting new transmux session for sn: "+c.sn+" p: "+c.part+" level: "+c.level+" id: "+c.id+`
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trackSwitch: `+H+`
contiguous: `+I+`
accurateTimeOffset: `+p+`
timeOffset: `+g);var se=new U.TransmuxConfig(u,w,s,L,f);this.configureTransmuxer(se)}if(this.frag=m,this.part=h,b)b.postMessage({cmd:"demux",data:o,decryptdata:x,chunkMeta:c,state:te},o instanceof ArrayBuffer?[o]:[]);else if(a){var de=a.push(o,x,c,te);Object(U.isPromise)(de)?de.then(function(Se){d.handleTransmuxComplete(Se)}):this.handleTransmuxComplete(de)}},E.flush=function(o){var s=this;o.transmuxing.start=self.performance.now();var u=this.transmuxer,w=this.worker;if(w)w.postMessage({cmd:"flush",chunkMeta:o});else if(u){var m=u.flush(o);Object(U.isPromise)(m)?m.then(function(h){s.handleFlushResult(h,o)}):this.handleFlushResult(m,o)}},E.handleFlushResult=function(o,s){var u=this;o.forEach(function(w){u.handleTransmuxComplete(w)}),this.onFlush(s)},E.onWorkerMessage=function(o){var s=o.data,u=this.hls;switch(s.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(s.data);break}case"flush":{this.onFlush(s.data);break}default:{s.data=s.data||{},s.data.frag=this.frag,s.data.id=this.id,u.trigger(s.event,s.data);break}}},E.configureTransmuxer=function(o){var s=this.worker,u=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):u&&u.configure(o)},E.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},T}()},"./src/demux/transmuxer-worker.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return R});var W=A("./src/demux/transmuxer.ts"),k=A("./src/events.ts"),O=A("./src/utils/logger.ts"),U=A("./node_modules/eventemitter3/index.js"),F=A.n(U);function R(C){var T=new U.EventEmitter,E=function(o,s){C.postMessage({event:o,data:s})};T.on(k.Events.FRAG_DECRYPTED,E),T.on(k.Events.ERROR,E),C.addEventListener("message",function(l){var o=l.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);C.transmuxer=new W.default(T,o.typeSupported,s,o.vendor,o.id),Object(O.enableLogs)(s.debug),E("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var u=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(W.isPromise)(u)?u.then(function(h){_(C,h)}):_(C,u);break}case"flush":{var w=o.chunkMeta,m=C.transmuxer.flush(w);Object(W.isPromise)(m)?m.then(function(h){S(C,h,w)}):S(C,m,w);break}default:break}})}function _(C,T){if(D(T.remuxResult))return;var E=[],l=T.remuxResult,o=l.audio,s=l.video;o&&v(E,o),s&&v(E,s),C.postMessage({event:"transmuxComplete",data:T},E)}function v(C,T){T.data1&&C.push(T.data1.buffer),T.data2&&C.push(T.data2.buffer)}function 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l=[{demux:R.default,remux:v.default},{demux:F.default,remux:S.default},{demux:U.default,remux:v.default},{demux:_.default,remux:v.default}],o=1024;l.forEach(function(p){var c=p.demux;o=Math.max(o,c.minProbeByteLength)});var s=function(){function p(f,d,a,b,g){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new D.default,this.observer=f,this.typeSupported=d,this.config=a,this.vendor=b,this.id=g}var c=p.prototype;return c.configure=function(d){this.transmuxConfig=d,this.decrypter&&this.decrypter.reset()},c.push=function(d,a,b,g){var x=this,P=b.transmuxing;P.executeStart=E();var N=new Uint8Array(d),H=this.cache,X=this.config,B=this.currentTransmuxState,I=this.transmuxConfig;g&&(this.currentTransmuxState=g);var Y=u(N,a);if(Y&&Y.method==="AES-128"){var te=this.getDecrypter();if(X.enableSoftwareAES){var se=te.softwareDecrypt(N,Y.key.buffer,Y.iv.buffer);if(!se)return P.executeEnd=E(),w(b);N=new Uint8Array(se)}else return this.decryptionPromise=te.webCryptoDecrypt(N,Y.key.buffer,Y.iv.buffer).then(function(Ce){var Me=x.push(Ce,null,b);return x.decryptionPromise=null,Me}),this.decryptionPromise}var de=g||B,Se=de.contiguous,ge=de.discontinuity,pe=de.trackSwitch,he=de.accurateTimeOffset,me=de.timeOffset,ae=I.audioCodec,ue=I.videoCodec,xe=I.defaultInitPts,Fe=I.duration,Re=I.initSegmentData;if((ge||pe)&&this.resetInitSegment(Re,ae,ue,Fe),ge&&this.resetInitialTimestamp(xe),Se||this.resetContiguity(),this.needsProbing(N,ge,pe)){if(H.dataLength){var Ie=H.flush();N=Object(C.appendUint8Array)(Ie,N)}this.configureTransmuxer(N,I)}var Ke=this.transmux(N,Y,me,he,b),De=this.currentTransmuxState;return De.contiguous=!0,De.discontinuity=!1,De.trackSwitch=!1,P.executeEnd=E(),Ke},c.flush=function(d){var a=this,b=d.transmuxing;b.executeStart=E();var g=this.decrypter,x=this.cache,P=this.currentTransmuxState,N=this.decryptionPromise;if(N)return N.then(function(){return a.flush(d)});var H=[],X=P.timeOffset;if(g){var B=g.flush();B&&H.push(this.push(B,null,d))}var I=x.dataLength;x.reset();var Y=this.demuxer,te=this.remuxer;if(!Y||!te)return I>=o&&this.observer.emit(W.Events.ERROR,W.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),b.executeEnd=E(),[w(d)];var se=Y.flush(X);return m(se)?se.then(function(de){return a.flushRemux(H,de,d),H}):(this.flushRemux(H,se,d),H)},c.flushRemux=function(d,a,b){var g=a.audioTrack,x=a.avcTrack,P=a.id3Track,N=a.textTrack,H=this.currentTransmuxState,X=H.accurateTimeOffset,B=H.timeOffset;T.logger.log("[transmuxer.ts]: Flushed fragment "+b.sn+(b.part>-1?" p: "+b.part:"")+" of level "+b.level);var I=this.remuxer.remux(g,x,P,N,B,X,!0,this.id);d.push({remuxResult:I,chunkMeta:b}),b.transmuxing.executeEnd=E()},c.resetInitialTimestamp=function(d){var a=this.demuxer,b=this.remuxer;if(!a||!b)return;a.resetTimeStamp(d),b.resetTimeStamp(d)},c.resetContiguity=function(){var d=this.demuxer,a=this.remuxer;if(!d||!a)return;d.resetContiguity(),a.resetNextTimestamp()},c.resetInitSegment=function(d,a,b,g){var x=this.demuxer,P=this.remuxer;if(!x||!P)return;x.resetInitSegment(a,b,g),P.resetInitSegment(d,a,b)},c.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},c.transmux=function(d,a,b,g,x){var P;return a&&a.method==="SAMPLE-AES"?P=this.transmuxSampleAes(d,a,b,g,x):P=this.transmuxUnencrypted(d,b,g,x),P},c.transmuxUnencrypted=function(d,a,b,g){var x=this.demuxer.demux(d,a,!1,!this.config.progressive),P=x.audioTrack,N=x.avcTrack,H=x.id3Track,X=x.textTrack,B=this.remuxer.remux(P,N,H,X,a,b,!1,this.id);return{remuxResult:B,chunkMeta:g}},c.transmuxSampleAes=function(d,a,b,g,x){var P=this;return this.demuxer.demuxSampleAes(d,a,b).then(function(N){var H=P.remuxer.remux(N.audioTrack,N.avcTrack,N.id3Track,N.textTrack,b,g,!1,P.id);return{remuxResult:H,chunkMeta:x}})},c.configureTransmuxer=function(d,a){for(var b=this.config,g=this.observer,x=this.typeSupported,P=this.vendor,N=a.audioCodec,H=a.defaultInitPts,X=a.duration,B=a.initSegmentData,I=a.videoCodec,Y,te=0,se=l.length;te<se;te++)if(l[te].demux.probe(d)){Y=l[te];break}Y||(T.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),Y={demux:F.default,remux:S.default});var de=this.demuxer,Se=this.remuxer,ge=Y.remux,pe=Y.demux;(!Se||!(Se instanceof ge))&&(this.remuxer=new ge(g,b,x,P)),(!de||!(de instanceof pe))&&(this.demuxer=new pe(g,b,x),this.probe=pe.probe),this.resetInitSegment(B,N,I,X),this.resetInitialTimestamp(H)},c.needsProbing=function(d,a,b){return!this.demuxer||!this.remuxer||a||b},c.getDecrypter=function(){var d=this.decrypter;return d||(d=this.decrypter=new O.default(this.observer,this.config)),d},p}();function u(p,c){var f=null;return p.byteLength>0&&c!=null&&c.key!=null&&c.iv!==null&&c.method!=null&&(f=c),f}var w=function(c){return{remuxResult:{},chunkMeta:c}};function m(p){return"then"in p&&p.then instanceof Function}var h=function(c,f,d,a,b){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=c,this.videoCodec=f,this.initSegmentData=d,this.duration=a,this.defaultInitPts=b},L=function(c,f,d,a,b){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=c,this.contiguous=f,this.accurateTimeOffset=d,this.trackSwitch=a,this.timeOffset=b}},"./src/demux/tsdemuxer.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"discardEPB",function(){return w});var W=A("./src/demux/adts.ts"),k=A("./src/demux/mpegaudio.ts"),O=A("./src/demux/exp-golomb.ts"),U=A("./src/demux/id3.ts"),F=A("./src/demux/sample-aes.ts"),R=A("./src/events.ts"),_=A("./src/utils/mp4-tools.ts"),v=A("./src/utils/logger.ts"),S=A("./src/errors.ts"),D={video:1,audio:2,id3:3,text:4},C=function(){function m(L,p,c){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=L,this.config=p,this.typeSupported=c}m.probe=function(p){var c=m.syncOffset(p);return c<0?!1:(c&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+c+", junk ahead ?"),!0)},m.syncOffset=function(p){for(var c=Math.min(1e3,p.length-3*188),f=0;f<c;){if(p[f]===71&&p[f+188]===71&&p[f+2*188]===71)return f;f++}return-1},m.createTrack=function(p,c){return{container:p==="video"||p==="audio"?"video/mp2t":void 0,type:p,id:D[p],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:p==="audio"?c:void 0}};var h=m.prototype;return h.resetInitSegment=function(p,c,f){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=m.createTrack("video",f),this._audioTrack=m.createTrack("audio",f),this._id3Track=m.createTrack("id3",f),this._txtTrack=m.createTrack("text",f),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=p,this.videoCodec=c,this._duration=f},h.resetTimeStamp=function(){},h.resetContiguity=function(){var p=this._audioTrack,c=this._avcTrack,f=this._id3Track;p&&(p.pesData=null),c&&(c.pesData=null),f&&(f.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},h.demux=function(p,c,f,d){f===void 0&&(f=!1),d===void 0&&(d=!1),f||(this.sampleAes=null);var a,b=this._avcTrack,g=this._audioTrack,x=this._id3Track,P=b.pid,N=b.pesData,H=g.pid,X=x.pid,B=g.pesData,I=x.pesData,Y=!1,te=this.pmtParsed,se=this._pmtId,de=p.length;if(this.remainderData&&(p=Object(_.appendUint8Array)(this.remainderData,p),de=p.length,this.remainderData=null),de<188&&!d)return this.remainderData=p,{audioTrack:g,avcTrack:b,id3Track:x,textTrack:this._txtTrack};var Se=Math.max(0,m.syncOffset(p));de-=(de+Se)%188,de<p.byteLength&&!d&&(this.remainderData=new Uint8Array(p.buffer,de,p.buffer.byteLength-de));for(var ge=Se;ge<de;ge+=188)if(p[ge]===71){var pe=!!(p[ge+1]&64),he=((p[ge+1]&31)<<8)+p[ge+2],me=(p[ge+3]&48)>>4,ae=void 0;if(me>1){if(ae=ge+5+p[ge+4],ae===ge+188)continue}else ae=ge+4;switch(he){case P:pe&&(N&&(a=o(N))&&this.parseAVCPES(a,!1),N={data:[],size:0}),N&&(N.data.push(p.subarray(ae,ge+188)),N.size+=ge+188-ae);break;case H:pe&&(B&&(a=o(B))&&(g.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),B={data:[],size:0}),B&&(B.data.push(p.subarray(ae,ge+188)),B.size+=ge+188-ae);break;case X:pe&&(I&&(a=o(I))&&this.parseID3PES(a),I={data:[],size:0}),I&&(I.data.push(p.subarray(ae,ge+188)),I.size+=ge+188-ae);break;case 0:pe&&(ae+=p[ae]+1),se=this._pmtId=E(p,ae);break;case se:{pe&&(ae+=p[ae]+1);var ue=l(p,ae,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,f);P=ue.avc,P>0&&(b.pid=P),H=ue.audio,H>0&&(g.pid=H,g.isAAC=ue.isAAC),X=ue.id3,X>0&&(x.pid=X),Y&&!te&&(v.logger.log("reparse from beginning"),Y=!1,ge=Se-188),te=this.pmtParsed=!0;break}case 17:case 8191:break;default:Y=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});b.pesData=N,g.pesData=B,x.pesData=I;var xe={audioTrack:g,avcTrack:b,id3Track:x,textTrack:this._txtTrack};return d&&this.extractRemainingSamples(xe),xe},h.flush=function(){var p=this.remainderData;this.remainderData=null;var c;return p?c=this.demux(p,-1,!1,!0):c={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(c),this.sampleAes?this.decrypt(c,this.sampleAes):c},h.extractRemainingSamples=function(p){var c=p.audioTrack,f=p.avcTrack,d=p.id3Track,a=f.pesData,b=c.pesData,g=d.pesData,x;a&&(x=o(a))?(this.parseAVCPES(x,!0),f.pesData=null):f.pesData=a,b&&(x=o(b))?(c.isAAC?this.parseAACPES(x):this.parseMPEGPES(x),c.pesData=null):(b!=null&&b.size&&v.logger.log("last AAC PES packet truncated,might overlap between fragments"),c.pesData=b),g&&(x=o(g))?(this.parseID3PES(x),d.pesData=null):d.pesData=g},h.demuxSampleAes=function(p,c,f){var d=this.demux(p,f,!0,!this.config.progressive),a=this.sampleAes=new F.default(this.observer,this.config,c);return this.decrypt(d,a)},h.decrypt=function(p,c){return new Promise(function(f){var d=p.audioTrack,a=p.avcTrack;d.samples&&d.isAAC?c.decryptAacSamples(d.samples,0,function(){a.samples?c.decryptAvcSamples(a.samples,0,0,function(){f(p)}):f(p)}):a.samples&&c.decryptAvcSamples(a.samples,0,0,function(){f(p)})})},h.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},h.parseAVCPES=function(p,c){var f=this,d=this._avcTrack,a=this.parseAVCNALu(p.data),b=!1,g=this.avcSample,x,P=!1;p.data=null,g&&a.length&&!d.audFound&&(s(g,d),g=this.avcSample=T(!1,p.pts,p.dts,"")),a.forEach(function(N){switch(N.type){case 1:{x=!0,g||(g=f.avcSample=T(!0,p.pts,p.dts,"")),b&&(g.debug+="NDR "),g.frame=!0;var H=N.data;if(P&&H.length>4){var X=new O.default(H).readSliceType();(X===2||X===4||X===7||X===9)&&(g.key=!0)}break}case 5:x=!0,g||(g=f.avcSample=T(!0,p.pts,p.dts,"")),b&&(g.debug+="IDR "),g.key=!0,g.frame=!0;break;case 6:{x=!0,b&&g&&(g.debug+="SEI ");var B=new O.default(w(N.data));B.readUByte();for(var I=0,Y=0,te=!1,se=0;!te&&B.bytesAvailable>1;){I=0;do se=B.readUByte(),I+=se;while(se===255);Y=0;do se=B.readUByte(),Y+=se;while(se===255);if(I===4&&B.bytesAvailable!==0){te=!0;var de=B.readUByte();if(de===181){var Se=B.readUShort();if(Se===49){var ge=B.readUInt();if(ge===1195456820){var pe=B.readUByte();if(pe===3){for(var he=B.readUByte(),me=B.readUByte(),ae=31&he,ue=[he,me],xe=0;xe<ae;xe++)ue.push(B.readUByte()),ue.push(B.readUByte()),ue.push(B.readUByte());u(f._txtTrack.samples,{type:3,pts:p.pts,bytes:ue})}}}}}else if(I===5&&B.bytesAvailable!==0){if(te=!0,Y>16){for(var Fe=[],Re=0;Re<16;Re++)Fe.push(B.readUByte().toString(16)),(Re===3||Re===5||Re===7||Re===9)&&Fe.push("-");for(var Ie=Y-16,Ke=new Uint8Array(Ie),De=0;De<Ie;De++)Ke[De]=B.readUByte();u(f._txtTrack.samples,{pts:p.pts,payloadType:I,uuid:Fe.join(""),userData:Object(U.utf8ArrayToStr)(Ke),userDataBytes:Ke})}}else if(Y<B.bytesAvailable)for(var Ce=0;Ce<Y;Ce++)B.readUByte()}break}case 7:if(x=!0,P=!0,b&&g&&(g.debug+="SPS "),!d.sps){var Me=new O.default(N.data),Be=Me.readSPS();d.width=Be.width,d.height=Be.height,d.pixelRatio=Be.pixelRatio,d.sps=[N.data],d.duration=f._duration;for(var je=N.data.subarray(1,4),_e="avc1.",Le=0;Le<3;Le++){var $e=je[Le].toString(16);$e.length<2&&($e="0"+$e),_e+=$e}d.codec=_e}break;case 8:x=!0,b&&g&&(g.debug+="PPS "),d.pps||(d.pps=[N.data]);break;case 9:x=!1,d.audFound=!0,g&&s(g,d),g=f.avcSample=T(!1,p.pts,p.dts,b?"AUD ":"");break;case 12:x=!1;break;default:x=!1,g&&(g.debug+="unknown NAL "+N.type+" ");break}if(g&&x){var Je=g.units;Je.push(N)}}),c&&g&&(s(g,d),this.avcSample=null)},h.getLastNalUnit=function(){var p,c=this.avcSample,f;if(!c||c.units.length===0){var d=this._avcTrack.samples;c=d[d.length-1]}if((p=c)!==null&&p!==void 0&&p.units){var a=c.units;f=a[a.length-1]}return f},h.parseAVCNALu=function(p){var c=p.byteLength,f=this._avcTrack,d=f.naluState||0,a=d,b=[],g=0,x,P,N,H=-1,X=0;for(d===-1&&(H=0,X=p[0]&31,d=0,g=1);g<c;){if(x=p[g++],!d){d=x?0:1;continue}if(d===1){d=x?0:2;continue}if(!x)d=3;else if(x===1){if(H>=0){var B={data:p.subarray(H,g-d-1),type:X};b.push(B)}else{var I=this.getLastNalUnit();if(I&&(a&&g<=4-a&&(I.state&&(I.data=I.data.subarray(0,I.data.byteLength-a))),P=g-d-1,P>0)){var Y=new Uint8Array(I.data.byteLength+P);Y.set(I.data,0),Y.set(p.subarray(0,P),I.data.byteLength),I.data=Y,I.state=0}}g<c?(N=p[g]&31,H=g,X=N,d=0):d=-1}else d=0}if(H>=0&&d>=0){var te={data:p.subarray(H,c),type:X,state:d};b.push(te)}if(b.length===0){var se=this.getLastNalUnit();if(se){var de=new Uint8Array(se.data.byteLength+p.byteLength);de.set(se.data,0),de.set(p,se.data.byteLength),se.data=de}}return f.naluState=d,b},h.parseAACPES=function(p){var c=0,f=this._audioTrack,d=this.aacOverFlow,a=p.data;if(d){this.aacOverFlow=null;var b=d.sample.unit.byteLength,g=Math.min(d.missing,b),x=b-g;d.sample.unit.set(a.subarray(0,g),x),f.samples.push(d.sample),c=d.missing}var P,N;for(P=c,N=a.length;P<N-1&&!W.isHeader(a,P);P++);if(P!==c){var H,X;if(P<N-1?(H="AAC PES did not start with ADTS header,offset:"+P,X=!1):(H="no ADTS header found in AAC PES",X=!0),v.logger.warn("parsing error:"+H),this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:X,reason:H}),X)return}W.initTrackConfig(f,this.observer,a,P,this.audioCodec);var B;if(p.pts!==void 0)B=p.pts;else if(d){var I=W.getFrameDuration(f.samplerate);B=d.sample.pts+I}else{v.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var Y=0;P<N;)if(W.isHeader(a,P)){if(P+5<N){var te=W.appendFrame(f,a,P,B,Y);if(te)if(te.missing)this.aacOverFlow=te;else{P+=te.length,Y++;continue}}break}else P++},h.parseMPEGPES=function(p){var c=p.data,f=c.length,d=0,a=0,b=p.pts;if(b===void 0){v.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<f;)if(k.isHeader(c,a)){var g=k.appendFrame(this._audioTrack,c,a,b,d);if(g)a+=g.length,d++;else break}else a++},h.parseID3PES=function(p){if(p.pts===void 0){v.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(p)},m}();C.minProbeByteLength=188;function T(m,h,L,p){return{key:m,frame:!1,pts:h,dts:L,units:[],debug:p,length:0}}function E(m,h){return(m[h+10]&31)<<8|m[h+11]}function l(m,h,L,p){var c={audio:-1,avc:-1,id3:-1,isAAC:!0},f=(m[h+1]&15)<<8|m[h+2],d=h+3+f-4,a=(m[h+10]&15)<<8|m[h+11];for(h+=12+a;h<d;){var b=(m[h+1]&31)<<8|m[h+2];switch(m[h]){case 207:if(!p){v.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:c.audio===-1&&(c.audio=b);break;case 21:c.id3===-1&&(c.id3=b);break;case 219:if(!p){v.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:c.avc===-1&&(c.avc=b);break;case 3:case 4:L?c.audio===-1&&(c.audio=b,c.isAAC=!1):v.logger.log("MPEG audio found, not supported in this browser");break;case 36:v.logger.warn("Unsupported HEVC stream type found");break;default:break}h+=((m[h+3]&15)<<8|m[h+4])+5}return c}function o(m){var h=0,L,p,c,f,d,a=m.data;if(!m||m.size===0)return null;for(;a[0].length<19&&a.length>1;){var b=new Uint8Array(a[0].length+a[1].length);b.set(a[0]),b.set(a[1],a[0].length),a[0]=b,a.splice(1,1)}L=a[0];var g=(L[0]<<16)+(L[1]<<8)+L[2];if(g===1){if(p=(L[4]<<8)+L[5],p&&p>m.size-6)return null;var x=L[7];x&192&&(f=(L[9]&14)*536870912+(L[10]&255)*4194304+(L[11]&254)*16384+(L[12]&255)*128+(L[13]&254)/2,x&64?(d=(L[14]&14)*536870912+(L[15]&255)*4194304+(L[16]&254)*16384+(L[17]&255)*128+(L[18]&254)/2,f-d>60*9e4&&(v.logger.warn(Math.round((f-d)/9e4)+"s delta between PTS and DTS, align them"),f=d)):d=f),c=L[8];var P=c+9;if(m.size<=P)return null;m.size-=P;for(var N=new Uint8Array(m.size),H=0,X=a.length;H<X;H++){L=a[H];var B=L.byteLength;if(P)if(P>B){P-=B;continue}else L=L.subarray(P),B-=P,P=0;N.set(L,h),h+=B}return p&&(p-=c+3),{data:N,pts:f,dts:d,len:p}}return null}function s(m,h){if(m.units.length&&m.frame){if(m.pts===void 0){var L=h.samples,p=L.length;if(p){var c=L[p-1];m.pts=c.pts,m.dts=c.dts}else{h.dropped++;return}}h.samples.push(m)}m.debug.length&&v.logger.log(m.pts+"/"+m.dts+":"+m.debug)}function u(m,h){var L=m.length;if(L>0){if(h.pts>=m[L-1].pts)m.push(h);else for(var p=L-1;p>=0;p--)if(h.pts<m[p].pts){m.splice(p,0,h);break}}else m.push(h)}function w(m){for(var h=m.byteLength,L=[],p=1;p<h-2;)m[p]===0&&m[p+1]===0&&m[p+2]===3?(L.push(p+2),p+=2):p++;if(L.length===0)return m;var c=h-L.length,f=new Uint8Array(c),d=0;for(p=0;p<c;d++,p++)d===L[0]&&(d++,L.shift()),f[p]=m[d];return f}G.default=C},"./src/errors.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"ErrorTypes",function(){return W}),A.d(G,"ErrorDetails",function(){return k});var W;(function(O){O.NETWORK_ERROR="networkError",O.MEDIA_ERROR="mediaError",O.KEY_SYSTEM_ERROR="keySystemError",O.MUX_ERROR="muxError",O.OTHER_ERROR="otherError"})(W||(W={}));var k;(function(O){O.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",O.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",O.KEY_SYSTEM_NO_SESSION="keySystemNoSession",O.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",O.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",O.MANIFEST_LOAD_ERROR="manifestLoadError",O.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",O.MANIFEST_PARSING_ERROR="manifestParsingError",O.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",O.LEVEL_EMPTY_ERROR="levelEmptyError",O.LEVEL_LOAD_ERROR="levelLoadError",O.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",O.LEVEL_SWITCH_ERROR="levelSwitchError",O.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",O.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",O.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",O.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",O.FRAG_LOAD_ERROR="fragLoadError",O.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",O.FRAG_DECRYPT_ERROR="fragDecryptError",O.FRAG_PARSING_ERROR="fragParsingError",O.REMUX_ALLOC_ERROR="remuxAllocError",O.KEY_LOAD_ERROR="keyLoadError",O.KEY_LOAD_TIMEOUT="keyLoadTimeOut",O.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",O.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",O.BUFFER_APPEND_ERROR="bufferAppendError",O.BUFFER_APPENDING_ERROR="bufferAppendingError",O.BUFFER_STALLED_ERROR="bufferStalledError",O.BUFFER_FULL_ERROR="bufferFullError",O.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",O.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",O.INTERNAL_EXCEPTION="internalException",O.INTERNAL_ABORTED="aborted",O.UNKNOWN="unknown"})(k||(k={}))},"./src/events.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"Events",function(){return W});var W;(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"})(W||(W={}))},"./src/hls.ts":function(Q,G,A){"use 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L=this.config,p=L.fLoader,c=L.loader;return new Promise(function(f,d){h.loader&&h.loader.destroy();var a=h.loader=u.loader=p?new p(L):new c(L),b=T(u,w),g={timeout:L.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:L.fragLoadingMaxRetryTimeout,highWaterMark:D};w.stats=a.stats,a.load(b,g,{onSuccess:function(P,N,H,X){h.resetLoader(u,a),h.updateStatsFromPart(u,w);var B={frag:u,part:w,payload:P.data,networkDetails:X};m(B),f(B)},onError:function(P,N,H){h.resetLoader(u,a),d(new E({type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:u,part:w,response:P,networkDetails:H}))},onAbort:function(P,N,H){u.stats.aborted=w.stats.aborted,h.resetLoader(u,a),d(new E({type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:u,part:w,networkDetails:H}))},onTimeout:function(P,N,H){h.resetLoader(u,a),d(new E({type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:u,part:w,networkDetails:H}))}})})},o.updateStatsFromPart=function(u,w){var m=u.stats,h=w.stats,L=h.total;if(m.loaded+=h.loaded,L){var p=Math.round(u.duration/w.duration),c=Math.min(Math.round(m.loaded/L),p),f=p-c,d=f*Math.round(m.loaded/c);m.total=m.loaded+d}else m.total=Math.max(m.loaded,m.total);var a=m.loading,b=h.loading;a.start?a.first+=b.first-b.start:(a.start=b.start,a.first=b.first),a.end=b.end},o.resetLoader=function(u,w){u.loader=null,this.loader===w&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),w.destroy()},l}();function T(l,o){o===void 0&&(o=null);var s=o||l,u={frag:l,part:o,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},w=s.byteRangeStartOffset,m=s.byteRangeEndOffset;return Object(W.isFiniteNumber)(w)&&Object(W.isFiniteNumber)(m)&&(u.rangeStart=w,u.rangeEnd=m),u}var E=function(l){O(o,l);function o(s){for(var u,w=arguments.length,m=new 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h=o.call(this,m)||this,h._decryptdata=null,h.rawProgramDateTime=null,h.programDateTime=null,h.tagList=[],h.duration=0,h.sn=0,h.levelkey=void 0,h.type=void 0,h.loader=null,h.level=-1,h.cc=0,h.startPTS=void 0,h.endPTS=void 0,h.appendedPTS=void 0,h.startDTS=void 0,h.endDTS=void 0,h.start=0,h.deltaPTS=void 0,h.maxStartPTS=void 0,h.minEndPTS=void 0,h.stats=new R.LoadStats,h.urlId=0,h.data=void 0,h.bitrateTest=!1,h.title=null,h.initSegment=null,h.type=w,h}var u=s.prototype;return u.createInitializationVector=function(m){for(var h=new Uint8Array(16),L=12;L<16;L++)h[L]=m>>8*(15-L)&255;return h},u.setDecryptDataFromLevelKey=function(m,h){var L=m;return(m==null?void 0:m.method)==="AES-128"&&m.uri&&!m.iv&&(L=F.LevelKey.fromURI(m.uri),L.method=m.method,L.iv=this.createInitializationVector(h),L.keyFormat="identity"),L},u.setElementaryStreamInfo=function(m,h,L,p,c,f){f===void 0&&(f=!1);var d=this.elementaryStreams,a=d[m];if(!a){d[m]={startPTS:h,endPTS:L,startDTS:p,endDTS:c,partial:f};return}a.startPTS=Math.min(a.startPTS,h),a.endPTS=Math.max(a.endPTS,L),a.startDTS=Math.min(a.startDTS,p),a.endDTS=Math.max(a.endDTS,c)},u.clearElementaryStreamInfo=function(){var m=this.elementaryStreams;m[C.AUDIO]=null,m[C.VIDEO]=null,m[C.AUDIOVIDEO]=null},D(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var m=this.sn;typeof m!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&U.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),m=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,m)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(W.isFiniteNumber)(this.programDateTime))return null;var m=Object(W.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+m*1e3}},{key:"encrypted",get:function(){var m;return!!((m=this.decryptdata)!==null&&m!==void 0&&m.keyFormat&&this.decryptdata.uri)}}]),s}(T),l=function(o){_(s,o);function s(u,w,m,h,L){var p;p=o.call(this,m)||this,p.fragOffset=0,p.duration=0,p.gap=!1,p.independent=!1,p.relurl=void 0,p.fragment=void 0,p.index=void 0,p.stats=new R.LoadStats,p.duration=u.decimalFloatingPoint("DURATION"),p.gap=u.bool("GAP"),p.independent=u.bool("INDEPENDENT"),p.relurl=u.enumeratedString("URI"),p.fragment=w,p.index=h;var c=u.enumeratedString("BYTERANGE");return c&&p.setByteRange(c,L),L&&(p.fragOffset=L.fragOffset+L.duration),p}return D(s,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var w=this.elementaryStreams;return!!(w.audio||w.video||w.audiovideo)}}]),s}(T)},"./src/loader/key-loader.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return U});var W=A("./src/events.ts"),k=A("./src/errors.ts"),O=A("./src/utils/logger.ts"),U=function(){function F(_){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=_,this._registerListeners()}var R=F.prototype;return R._registerListeners=function(){this.hls.on(W.Events.KEY_LOADING,this.onKeyLoading,this)},R._unregisterListeners=function(){this.hls.off(W.Events.KEY_LOADING,this.onKeyLoading)},R.destroy=function(){this._unregisterListeners();for(var v in this.loaders){var S=this.loaders[v];S&&S.destroy()}this.loaders={}},R.onKeyLoading=function(v,S){var D=S.frag,C=D.type,T=this.loaders[C];if(!D.decryptdata){O.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var E=D.decryptdata.uri;if(E!==this.decrypturl||this.decryptkey===null){var l=this.hls.config;if(T&&(O.logger.warn("abort previous key loader for type:"+C),T.abort()),!E){O.logger.warn("key uri is falsy");return}var o=l.loader,s=D.loader=this.loaders[C]=new o(l);this.decrypturl=E,this.decryptkey=null;var u={url:E,frag:D,responseType:"arraybuffer"},w={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(u,w,m)}else this.decryptkey&&(D.decryptdata.key=this.decryptkey,this.hls.trigger(W.Events.KEY_LOADED,{frag:D}))},R.loadsuccess=function(v,S,D){var C=D.frag;if(!C.decryptdata){O.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(v.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(W.Events.KEY_LOADED,{frag:C})},R.loaderror=function(v,S){var D=S.frag,C=D.loader;C&&C.abort(),delete this.loaders[D.type],this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:D,response:v})},R.loadtimeout=function(v,S){var D=S.frag,C=D.loader;C&&C.abort(),delete this.loaders[D.type],this.hls.trigger(W.Events.ERROR,{type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:D})},F}()},"./src/loader/level-details.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"LevelDetails",function(){return F});var W=A("./src/polyfills/number.ts");function k(R,_){for(var v=0;v<_.length;v++){var S=_[v];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(R,S.key,S)}}function O(R,_,v){return _&&k(R.prototype,_),v&&k(R,v),R}var U=10,F=function(){function R(v){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=v}var _=R.prototype;return _.reloaded=function(S){if(!S){this.advanced=!0,this.updated=!0;return}var D=this.lastPartSn-S.lastPartSn,C=this.lastPartIndex-S.lastPartIndex;this.updated=this.endSN!==S.endSN||!!C||!!D,this.advanced=this.endSN>S.endSN||D>0||D===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(S.misses*.6):this.misses=S.misses+1,this.availabilityDelay=S.availabilityDelay},O(R,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(W.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||U}},{key:"drift",get:function(){var S=this.driftEndTime-this.driftStartTime;if(S>0){var D=this.driftEnd-this.driftStart;return D*1e3/S}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var S;return(S=this.fragments)!==null&&S!==void 0&&S.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 S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),R}()},"./src/loader/level-key.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"LevelKey",function(){return F});var W=A("./node_modules/url-toolkit/src/url-toolkit.js"),k=A.n(W);function O(R,_){for(var v=0;v<_.length;v++){var S=_[v];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(R,S.key,S)}}function U(R,_,v){return _&&O(R.prototype,_),v&&O(R,v),R}var F=function(){R.fromURL=function(v,S){return new R(v,S)},R.fromURI=function(v){return new R(v)};function R(_,v){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,v?this._uri=Object(W.buildAbsoluteURL)(_,v,{alwaysNormalize:!0}):this._uri=_}return U(R,[{key:"uri",get:function(){return this._uri}}]),R}()},"./src/loader/load-stats.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"LoadStats",function(){return W});var W=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(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return s});var W=A("./src/polyfills/number.ts"),k=A("./node_modules/url-toolkit/src/url-toolkit.js"),O=A.n(k),U=A("./src/loader/fragment.ts"),F=A("./src/loader/level-details.ts"),R=A("./src/loader/level-key.ts"),_=A("./src/utils/attr-list.ts"),v=A("./src/utils/logger.ts"),S=A("./src/utils/codecs.ts"),D=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,T=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=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("|")),l=/\.(mp4|m4s|m4v|m4a)$/i;function o(L){var p,c;return l.test((p=(c=k.parseURL(L))===null||c===void 0?void 0:c.path)!=null?p:"")}var s=function(){function L(){}return L.findGroup=function(c,f){for(var d=0;d<c.length;d++){var a=c[d];if(a.id===f)return a}},L.convertAVC1ToAVCOTI=function(c){var f=c.split(".");if(f.length>2){var d=f.shift()+".";return d+=parseInt(f.shift()).toString(16),d+=("000"+parseInt(f.shift()).toString(16)).substr(-4),d}return c},L.resolve=function(c,f){return k.buildAbsoluteURL(f,c,{alwaysNormalize:!0})},L.parseMasterPlaylist=function(c,f){var d=[],a={},b=!1;D.lastIndex=0;for(var g;(g=D.exec(c))!=null;)if(g[1]){var x=new _.AttrList(g[1]),P={attrs:x,bitrate:x.decimalInteger("AVERAGE-BANDWIDTH")||x.decimalInteger("BANDWIDTH"),name:x.NAME,url:L.resolve(g[2],f)},N=x.decimalResolution("RESOLUTION");N&&(P.width=N.width,P.height=N.height),u((x.CODECS||"").split(/[ ,]+/).filter(function(X){return X}),P),P.videoCodec&&P.videoCodec.indexOf("avc1")!==-1&&(P.videoCodec=L.convertAVC1ToAVCOTI(P.videoCodec)),d.push(P)}else if(g[3]){var H=new _.AttrList(g[3]);H["DATA-ID"]&&(b=!0,a[H["DATA-ID"]]=H)}return{levels:d,sessionData:b?a:null}},L.parseMasterPlaylistMedia=function(c,f,d,a){a===void 0&&(a=[]);var b,g=[],x=0;for(C.lastIndex=0;(b=C.exec(c))!==null;){var P=new _.AttrList(b[1]);if(P.TYPE===d){var N={attrs:P,bitrate:0,id:x++,groupId:P["GROUP-ID"],instreamId:P["INSTREAM-ID"],name:P.NAME||P.LANGUAGE||"",type:d,default:P.bool("DEFAULT"),autoselect:P.bool("AUTOSELECT"),forced:P.bool("FORCED"),lang:P.LANGUAGE,url:P.URI?L.resolve(P.URI,f):""};if(a.length){var H=L.findGroup(a,N.groupId)||a[0];w(N,H,"audioCodec"),w(N,H,"textCodec")}g.push(N)}}return g},L.parseLevelPlaylist=function(c,f,d,a,b){var g=new F.LevelDetails(f),x=g.fragments,P=null,N=0,H=0,X=0,B=0,I=null,Y=new U.Fragment(a,f),te,se,de,Se=-1,ge=!1;for(T.lastIndex=0,g.m3u8=c;(te=T.exec(c))!==null;){ge&&(ge=!1,Y=new U.Fragment(a,f),Y.start=X,Y.sn=N,Y.cc=B,Y.level=d,P&&(Y.initSegment=P,Y.rawProgramDateTime=P.rawProgramDateTime));var pe=te[1];if(pe){Y.duration=parseFloat(pe);var he=(" "+te[2]).slice(1);Y.title=he||null,Y.tagList.push(he?["INF",pe,he]:["INF",pe])}else if(te[3])Object(W.isFiniteNumber)(Y.duration)&&(Y.start=X,de&&(Y.levelkey=de),Y.sn=N,Y.level=d,Y.cc=B,Y.urlId=b,x.push(Y),Y.relurl=(" "+te[3]).slice(1),h(Y,I),I=Y,X+=Y.duration,N++,H=0,ge=!0);else if(te[4]){var me=(" "+te[4]).slice(1);I?Y.setByteRange(me,I):Y.setByteRange(me)}else if(te[5])Y.rawProgramDateTime=(" "+te[5]).slice(1),Y.tagList.push(["PROGRAM-DATE-TIME",Y.rawProgramDateTime]),Se===-1&&(Se=x.length);else{if(te=te[0].match(E),!te){v.logger.warn("No matches on slow regex match for level playlist!");continue}for(se=1;se<te.length&&!(typeof te[se]!="undefined");se++);var ae=(" "+te[se]).slice(1),ue=(" "+te[se+1]).slice(1),xe=te[se+2]?(" "+te[se+2]).slice(1):"";switch(ae){case"PLAYLIST-TYPE":g.type=ue.toUpperCase();break;case"MEDIA-SEQUENCE":N=g.startSN=parseInt(ue);break;case"SKIP":{var Fe=new _.AttrList(ue),Re=Fe.decimalInteger("SKIPPED-SEGMENTS");if(Object(W.isFiniteNumber)(Re)){g.skippedSegments=Re;for(var Ie=Re;Ie--;)x.unshift(null);N+=Re}var Ke=Fe.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ke&&(g.recentlyRemovedDateranges=Ke.split(" "));break}case"TARGETDURATION":g.targetduration=parseFloat(ue);break;case"VERSION":g.version=parseInt(ue);break;case"EXTM3U":break;case"ENDLIST":g.live=!1;break;case"#":(ue||xe)&&Y.tagList.push(xe?[ue,xe]:[ue]);break;case"DIS":B++;case"GAP":Y.tagList.push([ae]);break;case"BITRATE":Y.tagList.push([ae,ue]);break;case"DISCONTINUITY-SEQ":B=parseInt(ue);break;case"KEY":{var De,Ce=new _.AttrList(ue),Me=Ce.enumeratedString("METHOD"),Be=Ce.URI,je=Ce.hexadecimalInteger("IV"),_e=Ce.enumeratedString("KEYFORMATVERSIONS"),Le=Ce.enumeratedString("KEYID"),$e=(De=Ce.enumeratedString("KEYFORMAT"))!=null?De:"identity",Je=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Je.indexOf($e)>-1){v.logger.warn("Keyformat "+$e+" is not supported from the manifest");continue}else if($e!=="identity")continue;Me&&(de=R.LevelKey.fromURL(f,Be),Be&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Me)>=0&&(de.method=Me,de.keyFormat=$e,Le&&(de.keyID=Le),_e&&(de.keyFormatVersions=_e),de.iv=je));break}case"START":{var We=new _.AttrList(ue),He=We.decimalFloatingPoint("TIME-OFFSET");Object(W.isFiniteNumber)(He)&&(g.startTimeOffset=He);break}case"MAP":{var et=new _.AttrList(ue);Y.relurl=et.URI,et.BYTERANGE&&Y.setByteRange(et.BYTERANGE),Y.level=d,Y.sn="initSegment",de&&(Y.levelkey=de),Y.initSegment=null,P=Y,ge=!0;break}case"SERVER-CONTROL":{var Ye=new _.AttrList(ue);g.canBlockReload=Ye.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=Ye.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&Ye.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=Ye.optionalFloat("PART-HOLD-BACK",0),g.holdBack=Ye.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ve=new _.AttrList(ue);g.partTarget=Ve.decimalFloatingPoint("PART-TARGET");break}case"PART":{var be=g.partList;be||(be=g.partList=[]);var Ze=H>0?be[be.length-1]:void 0,Ge=H++,ve=new U.Part(new _.AttrList(ue),Y,f,Ge,Ze);be.push(ve),Y.duration+=ve.duration;break}case"PRELOAD-HINT":{var Ee=new _.AttrList(ue);g.preloadHint=Ee;break}case"RENDITION-REPORT":{var oe=new _.AttrList(ue);g.renditionReports=g.renditionReports||[],g.renditionReports.push(oe);break}default:v.logger.warn("line parsed but not handled: "+te);break}}}I&&!I.relurl?(x.pop(),X-=I.duration,g.partList&&(g.fragmentHint=I)):g.partList&&(h(Y,I),Y.cc=B,g.fragmentHint=Y);var ee=x.length,re=x[0],V=x[ee-1];if(X+=g.skippedSegments*g.targetduration,X>0&&ee&&V){g.averagetargetduration=X/ee;var $=V.sn;g.endSN=$!=="initSegment"?$:0,re&&(g.startCC=re.cc,re.initSegment||g.fragments.every(function(J){return J.relurl&&o(J.relurl)})&&(v.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),Y=new U.Fragment(a,f),Y.relurl=V.relurl,Y.level=d,Y.sn="initSegment",re.initSegment=Y,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(X+=g.fragmentHint.duration),g.totalduration=X,g.endCC=B,Se>0&&m(x,Se),g},L}();function u(L,p){["video","audio","text"].forEach(function(c){var f=L.filter(function(a){return Object(S.isCodecType)(a,c)});if(f.length){var d=f.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});p[c+"Codec"]=d.length>0?d[0]:f[0],L=L.filter(function(a){return f.indexOf(a)===-1})}}),p.unknownCodecs=L}function w(L,p,c){var f=p[c];f&&(L[c]=f)}function m(L,p){for(var c=L[p],f=p;f--;){var d=L[f];if(!d)return;d.programDateTime=c.programDateTime-d.duration*1e3,c=d}}function h(L,p){L.rawProgramDateTime?L.programDateTime=Date.parse(L.rawProgramDateTime):p!=null&&p.programDateTime&&(L.programDateTime=p.endProgramDateTime),Object(W.isFiniteNumber)(L.programDateTime)||(L.programDateTime=null,L.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),k=A("./src/events.ts"),O=A("./src/errors.ts"),U=A("./src/utils/logger.ts"),F=A("./src/utils/mp4-tools.ts"),R=A("./src/loader/m3u8-parser.ts"),_=A("./src/types/loader.ts"),v=A("./src/utils/attr-list.ts");function S(T){var E=T.type;switch(E){case _.PlaylistContextType.AUDIO_TRACK:return _.PlaylistLevelType.AUDIO;case _.PlaylistContextType.SUBTITLE_TRACK:return _.PlaylistLevelType.SUBTITLE;default:return _.PlaylistLevelType.MAIN}}function D(T,E){var l=T.url;return(l===void 0||l.indexOf("data:")===0)&&(l=E.url),l}var C=function(){function T(l){this.hls=void 0,this.loaders=Object.create(null),this.hls=l,this.registerListeners()}var E=T.prototype;return E.registerListeners=function(){var o=this.hls;o.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(k.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},E.unregisterListeners=function(){var o=this.hls;o.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(k.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},E.createInternalLoader=function(o){var s=this.hls.config,u=s.pLoader,w=s.loader,m=u||w,h=new m(s);return o.loader=h,this.loaders[o.type]=h,h},E.getInternalLoader=function(o){return this.loaders[o.type]},E.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},E.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},E.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},E.onManifestLoading=function(o,s){var u=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:_.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},E.onLevelLoading=function(o,s){var u=s.id,w=s.level,m=s.url,h=s.deliveryDirectives;this.load({id:u,groupId:null,level:w,responseType:"text",type:_.PlaylistContextType.LEVEL,url:m,deliveryDirectives:h})},E.onAudioTrackLoading=function(o,s){var u=s.id,w=s.groupId,m=s.url,h=s.deliveryDirectives;this.load({id:u,groupId:w,level:null,responseType:"text",type:_.PlaylistContextType.AUDIO_TRACK,url:m,deliveryDirectives:h})},E.onSubtitleTrackLoading=function(o,s){var u=s.id,w=s.groupId,m=s.url,h=s.deliveryDirectives;this.load({id:u,groupId:w,level:null,responseType:"text",type:_.PlaylistContextType.SUBTITLE_TRACK,url:m,deliveryDirectives:h})},E.load=function(o){var s,u=this.hls.config,w=this.getInternalLoader(o);if(w){var m=w.context;if(m&&m.url===o.url){U.logger.trace("[playlist-loader]: playlist request ongoing");return}U.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),w.abort()}var h,L,p,c;switch(o.type){case _.PlaylistContextType.MANIFEST:h=u.manifestLoadingMaxRetry,L=u.manifestLoadingTimeOut,p=u.manifestLoadingRetryDelay,c=u.manifestLoadingMaxRetryTimeout;break;case _.PlaylistContextType.LEVEL:case _.PlaylistContextType.AUDIO_TRACK:case _.PlaylistContextType.SUBTITLE_TRACK:h=0,L=u.levelLoadingTimeOut;break;default:h=u.levelLoadingMaxRetry,L=u.levelLoadingTimeOut,p=u.levelLoadingRetryDelay,c=u.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var 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P=b.some(function(N){return!N.url});!P&&c[0].audioCodec&&!c[0].attrs.AUDIO&&(U.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),b.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v.AttrList({}),bitrate:0,url:""}))}m.trigger(k.Events.MANIFEST_LOADED,{levels:c,audioTracks:b,subtitles:g,captions:x,url:L,stats:s,networkDetails:w,sessionData:f})},E.handleTrackOrLevelPlaylist=function(o,s,u,w){var m=this.hls,h=u.id,L=u.level,p=u.type,c=D(o,u),f=Object(W.isFiniteNumber)(h)?h:0,d=Object(W.isFiniteNumber)(L)?L:f,a=S(u),b=R.default.parseLevelPlaylist(o.data,c,d,a,f);if(!b.fragments.length){m.trigger(k.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:c,reason:"no fragments found in level",level:typeof u.level=="number"?u.level:void 0});return}if(p===_.PlaylistContextType.MANIFEST){var g={attrs:new 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O.box(O.types.stbl,O.stsd(F),O.box(O.types.stts,O.STTS),O.box(O.types.stsc,O.STSC),O.box(O.types.stsz,O.STSZ),O.box(O.types.stco,O.STCO))},O.avc1=function(F){var R=[],_=[],v,S,D;for(v=0;v<F.sps.length;v++)S=F.sps[v],D=S.byteLength,R.push(D>>>8&255),R.push(D&255),R=R.concat(Array.prototype.slice.call(S));for(v=0;v<F.pps.length;v++)S=F.pps[v],D=S.byteLength,_.push(D>>>8&255),_.push(D&255),_=_.concat(Array.prototype.slice.call(S));var C=O.box(O.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|F.sps.length].concat(R).concat([F.pps.length]).concat(_))),T=F.width,E=F.height,l=F.pixelRatio[0],o=F.pixelRatio[1];return O.box(O.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,T>>8&255,T&255,E>>8&255,E&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),C,O.box(O.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),O.box(O.types.pasp,new Uint8Array([l>>24,l>>16&255,l>>8&255,l&255,o>>24,o>>16&255,o>>8&255,o&255])))},O.esds=function(F){var R=F.config.length;return new Uint8Array([0,0,0,0,3,23+R,0,1,0,4,15+R,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([R]).concat(F.config).concat([6,1,2]))},O.mp4a=function(F){var R=F.samplerate;return O.box(O.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,F.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),O.box(O.types.esds,O.esds(F)))},O.mp3=function(F){var R=F.samplerate;return O.box(O.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,F.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},O.stsd=function(F){return F.type==="audio"?!F.isAAC&&F.codec==="mp3"?O.box(O.types.stsd,O.STSD,O.mp3(F)):O.box(O.types.stsd,O.STSD,O.mp4a(F)):O.box(O.types.stsd,O.STSD,O.avc1(F))},O.tkhd=function(F){var R=F.id,_=F.duration*F.timescale,v=F.width,S=F.height,D=Math.floor(_/(W+1)),C=Math.floor(_%(W+1));return O.box(O.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,v>>8&255,v&255,0,0,S>>8&255,S&255,0,0]))},O.traf=function(F,R){var _=O.sdtp(F),v=F.id,S=Math.floor(R/(W+1)),D=Math.floor(R%(W+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,v>>24,v>>16&255,v>>8&255,v&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,S>>24,S>>16&255,S>>8&255,S&255,D>>24,D>>16&255,D>>8&255,D&255])),O.trun(F,_.length+16+20+8+16+8+8),_)},O.trak=function(F){return F.duration=F.duration||4294967295,O.box(O.types.trak,O.tkhd(F),O.mdia(F))},O.trex=function(F){var R=F.id;return O.box(O.types.trex,new Uint8Array([0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},O.trun=function(F,R){var _=F.samples||[],v=_.length,S=12+16*v,D=new Uint8Array(S),C,T,E,l,o,s;for(R+=8+S,D.set([0,0,15,1,v>>>24&255,v>>>16&255,v>>>8&255,v&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),C=0;C<v;C++)T=_[C],E=T.duration,l=T.size,o=T.flags,s=T.cts,D.set([E>>>24&255,E>>>16&255,E>>>8&255,E&255,l>>>24&255,l>>>16&255,l>>>8&255,l&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*C);return O.box(O.types.trun,D)},O.initSegment=function(F){O.types||O.init();var R=O.moov(F),_=new Uint8Array(O.FTYP.byteLength+R.byteLength);return _.set(O.FTYP),_.set(R,O.FTYP.byteLength),_},O}();k.types=void 0,k.HDLR_TYPES=void 0,k.STTS=void 0,k.STSC=void 0,k.STCO=void 0,k.STSZ=void 0,k.VMHD=void 0,k.SMHD=void 0,k.STSD=void 0,k.FTYP=void 0,k.DINF=void 0,G.default=k},"./src/remux/mp4-remuxer.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"default",function(){return s}),A.d(G,"normalizePts",function(){return u});var W=A("./src/polyfills/number.ts"),k=A("./src/remux/aac-helper.ts"),O=A("./src/remux/mp4-generator.ts"),U=A("./src/events.ts"),F=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),_=A("./src/types/loader.ts"),v=A("./src/utils/timescale-conversion.ts");function S(){return S=Object.assign||function(L){for(var p=1;p<arguments.length;p++){var c=arguments[p];for(var f in c)Object.prototype.hasOwnProperty.call(c,f)&&(L[f]=c[f])}return L},S.apply(this,arguments)}var D=10*1e3,C=1024,T=1152,E=null,l=null,o=!1,s=function(){function L(c,f,d,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=c,this.config=f,this.typeSupported=d,this.ISGenerated=!1,E===null){var b=navigator.userAgent||"",g=b.match(/Chrome\/(\d+)/i);E=g?parseInt(g[1]):0}if(l===null){var x=navigator.userAgent.match(/Safari\/(\d+)/i);l=x?parseInt(x[1]):0}o=!!E&&E<75||!!l&&l<600}var p=L.prototype;return p.destroy=function(){},p.resetTimeStamp=function(f){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=f},p.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},p.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},p.getVideoStartPts=function(f){var d=!1,a=f.reduce(function(b,g){var x=g.pts-b;return x<-4294967296?(d=!0,u(b,g.pts)):x>0?b:g.pts},f[0].pts);return d&&R.logger.debug("PTS rollover detected"),a},p.remux=function(f,d,a,b,g,x,P,N){var H,X,B,I,Y,te,se=g,de=g,Se=f.pid>-1,ge=d.pid>-1,pe=d.samples.length,he=f.samples.length>0,me=pe>1,ae=(!Se||he)&&(!ge||me)||this.ISGenerated||P;if(ae){this.ISGenerated||(B=this.generateIS(f,d,g));var ue=this.isVideoContiguous,xe=-1;if(me&&(xe=w(d.samples),!ue&&this.config.forceKeyFrameOnDiscontinuity))if(te=!0,xe>0){R.logger.warn("[mp4-remuxer]: Dropped "+xe+" out of "+pe+" video samples due to a missing keyframe");var Fe=this.getVideoStartPts(d.samples);d.samples=d.samples.slice(xe),d.dropped+=xe,de+=(d.samples[0].pts-Fe)/(d.timescale||9e4)}else xe===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+pe+" video samples"),te=!1);if(this.ISGenerated){if(he&&me){var Re=this.getVideoStartPts(d.samples),Ie=u(f.samples[0].pts,Re)-Re,Ke=Ie/d.inputTimeScale;se+=Math.max(0,Ke),de+=Math.max(0,-Ke)}if(he){if(f.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(f,d,g)),X=this.remuxAudio(f,se,this.isAudioContiguous,x,ge||me||N===_.PlaylistLevelType.AUDIO?de:void 0),me){var De=X?X.endPTS-X.startPTS:0;d.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(f,d,g)),H=this.remuxVideo(d,de,ue,De)}}else me&&(H=this.remuxVideo(d,de,ue,0));H&&(H.firstKeyFrame=xe,H.independent=xe!==-1)}}return this.ISGenerated&&(a.samples.length&&(Y=this.remuxID3(a,g)),b.samples.length&&(I=this.remuxText(b,g))),{audio:X,video:H,initSegment:B,independent:te,text:I,id3:Y}},p.generateIS=function(f,d,a){var b=f.samples,g=d.samples,x=this.typeSupported,P={},N=!Object(W.isFiniteNumber)(this._initPTS),H="audio/mp4",X,B,I;if(N&&(X=B=Infinity),f.config&&b.length&&(f.timescale=f.samplerate,f.isAAC||(x.mpeg?(H="audio/mpeg",f.codec=""):x.mp3&&(f.codec="mp3")),P.audio={id:"audio",container:H,codec:f.codec,initSegment:!f.isAAC&&x.mpeg?new Uint8Array(0):O.default.initSegment([f]),metadata:{channelCount:f.channelCount}},N&&(I=f.inputTimeScale,X=B=b[0].pts-Math.round(I*a))),d.sps&&d.pps&&g.length&&(d.timescale=d.inputTimeScale,P.video={id:"main",container:"video/mp4",codec:d.codec,initSegment:O.default.initSegment([d]),metadata:{width:d.width,height:d.height}},N)){I=d.inputTimeScale;var Y=this.getVideoStartPts(g),te=Math.round(I*a);B=Math.min(B,u(g[0].dts,Y)-te),X=Math.min(X,Y-te)}if(Object.keys(P).length)return this.ISGenerated=!0,N&&(this._initPTS=X,this._initDTS=B),{tracks:P,initPTS:X,timescale:I}},p.remuxVideo=function(f,d,a,b){var g=f.inputTimeScale,x=f.samples,P=[],N=x.length,H=this._initPTS,X=this.nextAvcDts,B=8,I,Y,te,se=Number.POSITIVE_INFINITY,de=Number.NEGATIVE_INFINITY,Se=0,ge=!1;if(!a||X===null){var pe=d*g,he=x[0].pts-u(x[0].dts,x[0].pts);X=pe-he}for(var me=0;me<N;me++){var ae=x[me];if(ae.pts=u(ae.pts-H,X),ae.dts=u(ae.dts-H,X),ae.dts>ae.pts){var ue=9e4*.2;Se=Math.max(Math.min(Se,ae.pts-ae.dts),-1*ue)}ae.dts<x[me>0?me-1:me].dts&&(ge=!0)}ge&&x.sort(function(xt,ht){var ot=xt.dts-ht.dts,Ct=xt.pts-ht.pts;return ot||Ct}),Y=x[0].dts,te=x[x.length-1].dts;var xe=Math.round((te-Y)/(N-1));if(Se<0){if(Se<xe*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(v.toMsFromMpegTsClock)(-xe,!0)+" ms");for(var Fe=Se,Re=0;Re<N;Re++)x[Re].dts=Fe=Math.max(Fe,x[Re].pts-xe),x[Re].pts=Math.max(Fe,x[Re].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(v.toMsFromMpegTsClock)(Se,!0)+" ms to overcome this issue");for(var Ie=0;Ie<N;Ie++)x[Ie].dts=x[Ie].dts+Se}Y=x[0].dts}if(a){var Ke=Y-X,De=Ke>xe,Ce=Ke<-1;if(De||Ce){De?R.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(Ke,!0)+" ms ("+Ke+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(-Ke,!0)+" ms ("+Ke+"dts) overlapping between fragments detected"),Y=X;var Me=x[0].pts-Ke;x[0].dts=Y,x[0].pts=Me,R.logger.log("Video: First PTS/DTS adjusted: "+Object(v.toMsFromMpegTsClock)(Me,!0)+"/"+Object(v.toMsFromMpegTsClock)(Y,!0)+", delta: "+Object(v.toMsFromMpegTsClock)(Ke,!0)+" ms")}}o&&(Y=Math.max(0,Y));for(var Be=0,je=0,_e=0;_e<N;_e++){for(var Le=x[_e],$e=Le.units,Je=$e.length,We=0,He=0;He<Je;He++)We+=$e[He].data.length;je+=We,Be+=Je,Le.length=We,Le.dts=Math.max(Le.dts,Y),Le.pts=Math.max(Le.pts,Le.dts,0),se=Math.min(Le.pts,se),de=Math.max(Le.pts,de)}te=x[N-1].dts;var et=je+4*Be+8,Ye;try{Ye=new Uint8Array(et)}catch(xt){this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:F.ErrorTypes.MUX_ERROR,details:F.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:et,reason:"fail allocating video mdat "+et});return}var Ve=new DataView(Ye.buffer);Ve.setUint32(0,et),Ye.set(O.default.types.mdat,4);for(var be=0;be<N;be++){for(var Ze=x[be],Ge=Ze.units,ve=0,Ee=0,oe=Ge.length;Ee<oe;Ee++){var ee=Ge[Ee],re=ee.data,V=ee.data.byteLength;Ve.setUint32(B,V),B+=4,Ye.set(re,B),B+=V,ve+=4+V}if(be<N-1)I=x[be+1].dts-Ze.dts;else{var $=this.config,J=Ze.dts-x[be>0?be-1:be].dts;if($.stretchShortVideoTrack&&this.nextAudioPts!==null){var ne=Math.floor($.maxBufferHole*g),le=(b?se+b*g:this.nextAudioPts)-Ze.pts;le>ne?(I=le-J,I<0&&(I=J),R.logger.log("[mp4-remuxer]: It is approximately "+le/90+" ms to the next segment; using duration "+I/90+" ms for the last video frame.")):I=J}else I=J}var ye=Math.round(Ze.pts-Ze.dts);P.push(new m(Ze.key,I,ve,ye))}if(P.length&&E&&E<70){var we=P[0].flags;we.dependsOn=2,we.isNonSync=0}console.assert(I!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=X=te+I,this.isVideoContiguous=!0;var ze=O.default.moof(f.sequenceNumber++,Y,S({},f,{samples:P})),it="video",tt={data1:ze,data2:Ye,startPTS:se/g,endPTS:(de+I)/g,startDTS:Y/g,endDTS:X/g,type:it,hasAudio:!1,hasVideo:!0,nb:P.length,dropped:f.dropped};return f.samples=[],f.dropped=0,console.assert(Ye.length,"MDAT length must not be zero"),tt},p.remuxAudio=function(f,d,a,b,g){var x=f.inputTimeScale,P=f.samplerate?f.samplerate:x,N=x/P,H=f.isAAC?C:T,X=H*N,B=this._initPTS,I=!f.isAAC&&this.typeSupported.mpeg,Y=[],te=f.samples,se=I?0:8,de=this.nextAudioPts||-1,Se=d*x;if(this.isAudioContiguous=a=a||te.length&&de>0&&(b&&Math.abs(Se-de)<9e3||Math.abs(u(te[0].pts-B,Se)-de)<20*X),te.forEach(function(re){re.pts=u(re.pts-B,Se)}),!a||de<0){if(te=te.filter(function(re){return re.pts>=0}),!te.length)return;g===0?de=0:b?de=Math.max(0,Se):de=te[0].pts}if(f.isAAC)for(var ge=g!==void 0,pe=this.config.maxAudioFramesDrift,he=0,me=de;he<te.length;he++){var ae=te[he],ue=ae.pts,xe=ue-me,Fe=Math.abs(1e3*xe/x);if(xe<=-pe*X&&ge)he===0&&(R.logger.warn("Audio frame @ "+(ue/x).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*xe/x)+" ms."),this.nextAudioPts=de=me=ue);else if(xe>=pe*X&&Fe<D&&ge){var Re=Math.round(xe/X);me=ue-Re*X,me<0&&(Re--,me+=X),he===0&&(this.nextAudioPts=de=me),R.logger.warn("[mp4-remuxer]: Injecting "+Re+" audio frame @ "+(me/x).toFixed(3)+"s due to "+Math.round(1e3*xe/x)+" ms gap.");for(var Ie=0;Ie<Re;Ie++){var Ke=Math.max(me,0),De=k.default.getSilentFrame(f.manifestCodec||f.codec,f.channelCount);De||(R.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),De=ae.unit.subarray()),te.splice(he,0,{unit:De,pts:Ke}),me+=X,he++}}ae.pts=me,me+=X}for(var Ce=null,Me=null,Be,je=0,_e=te.length;_e--;)je+=te[_e].unit.byteLength;for(var Le=0,$e=te.length;Le<$e;Le++){var Je=te[Le],We=Je.unit,He=Je.pts;if(Me!==null){var et=Y[Le-1];et.duration=Math.round((He-Me)/N)}else if(a&&f.isAAC&&(He=de),Ce=He,je>0){je+=se;try{Be=new Uint8Array(je)}catch(re){this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:F.ErrorTypes.MUX_ERROR,details:F.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:je,reason:"fail allocating audio mdat "+je});return}if(!I){var Ye=new DataView(Be.buffer);Ye.setUint32(0,je),Be.set(O.default.types.mdat,4)}}else return;Be.set(We,se);var Ve=We.byteLength;se+=Ve,Y.push(new m(!0,H,Ve,0)),Me=He}var be=Y.length;if(!be)return;var Ze=Y[Y.length-1];this.nextAudioPts=de=Me+N*Ze.duration;var Ge=I?new Uint8Array(0):O.default.moof(f.sequenceNumber++,Ce/N,S({},f,{samples:Y}));f.samples=[];var ve=Ce/x,Ee=de/x,oe="audio",ee={data1:Ge,data2:Be,startPTS:ve,endPTS:Ee,startDTS:ve,endDTS:Ee,type:oe,hasAudio:!0,hasVideo:!1,nb:be};return this.isAudioContiguous=!0,console.assert(Be.length,"MDAT length must not be zero"),ee},p.remuxEmptyAudio=function(f,d,a,b){var g=f.inputTimeScale,x=f.samplerate?f.samplerate:g,P=g/x,N=this.nextAudioPts,H=(N!==null?N:b.startDTS*g)+this._initDTS,X=b.endDTS*g+this._initDTS,B=P*C,I=Math.ceil((X-H)/B),Y=k.default.getSilentFrame(f.manifestCodec||f.codec,f.channelCount);if(R.logger.warn("[mp4-remuxer]: remux empty Audio"),!Y){R.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var te=[],se=0;se<I;se++){var de=H+se*B;te.push({unit:Y,pts:de,dts:de})}return f.samples=te,this.remuxAudio(f,d,a,!1)},p.remuxID3=function(f,d){var a=f.samples.length;if(!a)return;for(var b=f.inputTimeScale,g=this._initPTS,x=this._initDTS,P=0;P<a;P++){var N=f.samples[P];N.pts=u(N.pts-g,d*b)/b,N.dts=u(N.dts-x,d*b)/b}var H=f.samples;return f.samples=[],{samples:H}},p.remuxText=function(f,d){var a=f.samples.length;if(!a)return;for(var b=f.inputTimeScale,g=this._initPTS,x=0;x<a;x++){var P=f.samples[x];P.pts=u(P.pts-g,d*b)/b}f.samples.sort(function(H,X){return H.pts-X.pts});var N=f.samples;return f.samples=[],{samples:N}},L}();function u(L,p){var c;if(p===null)return L;for(p<L?c=-8589934592:c=8589934592;Math.abs(L-p)>4294967296;)L+=c;return L}function w(L){for(var p=0;p<L.length;p++)if(L[p].key)return p;return-1}var m=function(p,c,f,d){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=c,this.size=f,this.cts=d,this.flags=new h(p)},h=function(p){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=p?2:1,this.isNonSync=p?0:1}},"./src/remux/passthrough-remuxer.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/polyfills/number.ts"),k=A("./src/utils/mp4-tools.ts"),O=A("./src/loader/fragment.ts"),U=A("./src/utils/logger.ts"),F=function(){function v(){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 S=v.prototype;return S.destroy=function(){},S.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},S.resetNextTimestamp=function(){this.lastEndDTS=null},S.resetInitSegment=function(C,T,E){this.audioCodec=T,this.videoCodec=E,this.generateInitSegment(C),this.emitInitSegment=!0},S.generateInitSegment=function(C){var 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Skipping it!");return}this.chars[this.pos].setChar(b,this.currPenState),this.moveCursor(1)},f.clearFromPos=function(a){var b;for(b=a;b<F;b++)this.chars[b].reset()},f.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},f.clearToEndOfRow=function(){this.clearFromPos(this.pos)},f.getTextString=function(){for(var a=[],b=!0,g=0;g<F;g++){var x=this.chars[g].uchar;x!==" "&&(b=!1),a.push(x)}return b?"":a.join("")},f.setPenStyles=function(a){this.currPenState.setStyles(a);var b=this.chars[this.pos];b.setPenState(this.currPenState)},c}(),u=function(){function c(d){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<U;a++)this.rows.push(new s(d));this.logger=d,this.currRow=U-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var f=c.prototype;return f.reset=function(){for(var a=0;a<U;a++)this.rows[a].clear();this.currRow=U-1},f.equals=function(a){for(var b=!0,g=0;g<U;g++)if(!this.rows[g].equals(a.rows[g])){b=!1;break}return b},f.copy=function(a){for(var b=0;b<U;b++)this.rows[b].copy(a.rows[b])},f.isEmpty=function(){for(var a=!0,b=0;b<U;b++)if(!this.rows[b].isEmpty()){a=!1;break}return a},f.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},f.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},f.insertChar=function(a){var b=this.rows[this.currRow];b.insertChar(a)},f.setPen=function(a){var b=this.rows[this.currRow];b.setPenStyles(a)},f.moveCursor=function(a){var b=this.rows[this.currRow];b.moveCursor(a)},f.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var b=this.rows[this.currRow];b.setCursor(a)},f.setPAC=function(a){this.logger.log(C.INFO,"pacData = "+JSON.stringify(a));var b=a.row-1;if(this.nrRollUpRows&&b<this.nrRollUpRows-1&&(b=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==b){for(var g=0;g<U;g++)this.rows[g].clear();var x=this.currRow+1-this.nrRollUpRows,P=this.lastOutputScreen;if(P){var N=P.rows[x].cueStartTime,H=this.logger.time;if(N&&H!==null&&N<H)for(var X=0;X<this.nrRollUpRows;X++)this.rows[b-this.nrRollUpRows+X+1].copy(P.rows[x+X])}}this.currRow=b;var B=this.rows[this.currRow];if(a.indent!==null){var I=a.indent,Y=Math.max(I-1,0);B.setCursor(a.indent),a.color=B.chars[Y].penState.foreground}var te={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(te)},f.setBkgData=function(a){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},f.setRollUpRows=function(a){this.nrRollUpRows=a},f.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(C.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(C.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,b=this.rows.splice(a,1)[0];b.clear(),this.rows.splice(this.currRow,0,b),this.logger.log(C.INFO,"Rolling up")},f.getDisplayText=function(a){a=a||!1;for(var b=[],g="",x=-1,P=0;P<U;P++){var N=this.rows[P].getTextString();N&&(x=P+1,a?b.push("Row "+x+": '"+N+"'"):b.push(N.trim()))}return b.length>0&&(a?g="["+b.join(" | ")+"]":g=b.join(`
`)),g},f.getTextAndFormat=function(){return this.rows},c}(),w=function(){function c(d,a,b){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=d,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new u(b),this.nonDisplayedMemory=new u(b),this.lastOutputScreen=new u(b),this.currRollUpRow=this.displayedMemory.rows[U-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=b}var f=c.prototype;return f.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[U-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},f.getHandler=function(){return this.outputFilter},f.setHandler=function(a){this.outputFilter=a},f.setPAC=function(a){this.writeScreen.setPAC(a)},f.setBkgData=function(a){this.writeScreen.setBkgData(a)},f.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(C.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},f.insertChars=function(a){for(var b=0;b<a.length;b++)this.writeScreen.insertChar(a[b]);var g=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,g+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(C.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},f.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},f.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},f.ccAOF=function(){},f.ccAON=function(){},f.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},f.ccRU=function(a){this.logger.log(C.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},f.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},f.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},f.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},f.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},f.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},f.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},f.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},f.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},f.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},f.ccMIDROW=function(a){var b={flash:!1};if(b.underline=a%2===1,b.italics=a>=46,b.italics)b.foreground="white";else{var g=Math.floor(a/2)-16,x=["white","green","blue","cyan","red","yellow","magenta"];b.foreground=x[g]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(b)),this.writeScreen.setPen(b)},f.outputDataUpdate=function(a){a===void 0&&(a=!1);var b=this.logger.time;if(b===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=b:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,b,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:b),this.lastOutputScreen.copy(this.displayedMemory))},f.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},c}(),m=function(){function c(d,a,b){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var g=new T;this.channels=[null,new w(d,a,g),new w(d+1,b,g)],this.cmdHistory=p(),this.logger=g}var f=c.prototype;return f.getHandler=function(a){return this.channels[a].getHandler()},f.setHandler=function(a,b){this.channels[a].setHandler(b)},f.addData=function(a,b){var g,x,P,N=!1;this.logger.time=a;for(var H=0;H<b.length;H+=2){if(x=b[H]&127,P=b[H+1]&127,x===0&&P===0)continue;if(this.logger.log(C.DATA,"["+E([b[H],b[H+1]])+"] -> ("+E([x,P])+")"),g=this.parseCmd(x,P),g||(g=this.parseMidrow(x,P)),g||(g=this.parsePAC(x,P)),g||(g=this.parseBackgroundAttributes(x,P)),!g&&(N=this.parseChars(x,P),N)){var X=this.currentChannel;if(X&&X>0){var B=this.channels[X];B.insertChars(N)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!g&&!N&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+E([x,P])+" orig: "+E([b[H],b[H+1]]))}},f.parseCmd=function(a,b){var g=this.cmdHistory,x=(a===20||a===28||a===21||a===29)&&b>=32&&b<=47,P=(a===23||a===31)&&b>=33&&b<=35;if(!(x||P))return!1;if(L(a,b,g))return h(null,null,g),this.logger.log(C.DEBUG,"Repeated command ("+E([a,b])+") is dropped"),!0;var N=a===20||a===21||a===23?1:2,H=this.channels[N];return a===20||a===21||a===28||a===29?b===32?H.ccRCL():b===33?H.ccBS():b===34?H.ccAOF():b===35?H.ccAON():b===36?H.ccDER():b===37?H.ccRU(2):b===38?H.ccRU(3):b===39?H.ccRU(4):b===40?H.ccFON():b===41?H.ccRDC():b===42?H.ccTR():b===43?H.ccRTD():b===44?H.ccEDM():b===45?H.ccCR():b===46?H.ccENM():b===47&&H.ccEOC():H.ccTO(b-32),h(a,b,g),this.currentChannel=N,!0},f.parseMidrow=function(a,b){var g=0;if((a===17||a===25)&&b>=32&&b<=47){if(a===17?g=1:g=2,g!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var x=this.channels[g];return x?(x.ccMIDROW(b),this.logger.log(C.DEBUG,"MIDROW ("+E([a,b])+")"),!0):!1}return!1},f.parsePAC=function(a,b){var g,x=this.cmdHistory,P=(a>=17&&a<=23||a>=25&&a<=31)&&b>=64&&b<=127,N=(a===16||a===24)&&b>=64&&b<=95;if(!(P||N))return!1;if(L(a,b,x))return h(null,null,x),!0;var H=a<=23?1:2;b>=64&&b<=95?g=H===1?R[a]:v[a]:g=H===1?_[a]:S[a];var X=this.channels[H];return X?(X.setPAC(this.interpretPAC(g,b)),h(a,b,x),this.currentChannel=H,!0):!1},f.interpretPAC=function(a,b){var g,x={color:null,italics:!1,indent:null,underline:!1,row:a};return b>95?g=b-96:g=b-64,x.underline=(g&1)===1,g<=13?x.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(g/2)]:g<=15?(x.italics=!0,x.color="white"):x.indent=Math.floor((g-16)/2)*4,x},f.parseChars=function(a,b){var g,x=null,P=null;if(a>=25?(g=2,P=a-8):(g=1,P=a),P>=17&&P<=19){var N;P===17?N=b+80:P===18?N=b+112:N=b+144,this.logger.log(C.INFO,"Special char '"+O(N)+"' in channel "+g),x=[N]}else a>=32&&a<=127&&(x=b===0?[a]:[a,b]);if(x){var H=E(x);this.logger.log(C.DEBUG,"Char codes = "+H.join(",")),h(a,b,this.cmdHistory)}return x},f.parseBackgroundAttributes=function(a,b){var g=(a===16||a===24)&&b>=32&&b<=47,x=(a===23||a===31)&&b>=45&&b<=47;if(!(g||x))return!1;var P,N={};a===16||a===24?(P=Math.floor((b-32)/2),N.background=D[P],b%2===1&&(N.background=N.background+"_semi")):b===45?N.background="transparent":(N.foreground="black",b===47&&(N.underline=!0));var H=a<=23?1:2,X=this.channels[H];return X.setBkgData(N),h(a,b,this.cmdHistory),!0},f.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var b=this.channels[a];b&&b.reset()}this.cmdHistory=p()},f.cueSplitAtTime=function(a){for(var b=0;b<this.channels.length;b++){var g=this.channels[b];g&&g.cueSplitAtTime(a)}},c}();function h(c,f,d){d.a=c,d.b=f}function L(c,f,d){return d.a===c&&d.b===f}function p(){return{a:null,b:null}}G.default=m},"./src/utils/codecs.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"isCodecType",function(){return k}),A.d(G,"isCodecSupportedInMp4",function(){return O});var W={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(U,F){var R=W[F];return!!R&&R[U.slice(0,4)]===!0}function O(U,F){return MediaSource.isTypeSupported((F||"video")+'/mp4;codecs="'+U+'"')}},"./src/utils/cues.ts":function(Q,G,A){"use strict";A.r(G);var W=A("./src/utils/vttparser.ts"),k=A("./src/utils/webvtt-parser.ts"),O=A("./src/utils/texttrack-utils.ts"),U=/\s/,F={newCue:function(_,v,S,D){for(var C=[],T,E,l,o,s,u=self.VTTCue||self.TextTrackCue,w=0;w<D.rows.length;w++)if(T=D.rows[w],l=!0,o=0,s="",!T.isEmpty()){for(var m=0;m<T.chars.length;m++)U.test(T.chars[m].uchar)&&l?o++:(s+=T.chars[m].uchar,l=!1);T.cueStartTime=v,v===S&&(S+=1e-4),o>=16?o--:o++;var h=Object(W.fixLineBreaks)(s.trim()),L=Object(k.generateCueId)(v,S,h);(!_||!_.cues||!_.cues.getCueById(L))&&(E=new u(v,S,h),E.id=L,E.line=w+1,E.align="left",E.position=10+Math.min(80,Math.floor(o*8/32)*10),C.push(E))}return _&&C.length&&(C.sort(function(p,c){return p.line==="auto"||c.line==="auto"?0:p.line>8&&c.line>8?c.line-p.line:p.line-c.line}),C.forEach(function(p){return Object(O.addCueToTrack)(_,p)})),C}};G.default=F},"./src/utils/discontinuities.ts":function(Q,G,A){"use strict";A.r(G),A.d(G,"findFirstFragWithCC",function(){return U}),A.d(G,"shouldAlignOnDiscontinuities",function(){return F}),A.d(G,"findDiscontinuousReferenceFrag",function(){return R}),A.d(G,"adjustSlidingStart",function(){return v}),A.d(G,"alignStream",function(){return S}),A.d(G,"alignPDT",function(){return C}),A.d(G,"alignFragmentByPDTDelta",function(){return T}),A.d(G,"alignMediaPlaylistByPDT",function(){return E});var W=A("./src/polyfills/number.ts"),k=A("./src/utils/logger.ts"),O=A("./src/controller/level-helper.ts");function U(l,o){for(var s=null,u=0,w=l.length;u<w;u++){var m=l[u];if(m&&m.cc===o){s=m;break}}return s}function F(l,o,s){return!!(o.details&&(s.endCC>s.startCC||l&&l.cc<s.startCC))}function R(l,o){var s=l.fragments,u=o.fragments;if(!u.length||!s.length){k.logger.log("No fragments to align");return}var w=U(s,u[0].cc);if(!w||w&&!w.startPTS){k.logger.log("No frag in previous level to align on");return}return w}function _(l,o){if(l){var s=l.start+o;l.start=l.startPTS=s,l.endPTS=s+l.duration}}function v(l,o){for(var s=o.fragments,u=0,w=s.length;u<w;u++)_(s[u],l);o.fragmentHint&&_(o.fragmentHint,l),o.alignedSliding=!0}function 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