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ii(e){ao(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function oo(){return y&&d?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function so(){return y&&d?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function ma(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=ni(e.widgets[n]));return t}function Fi(e,t,n,r,i){if(!i){var S=ma(t);n.top+=S,n.bottom+=S}if(r=="line")return n;r||(r="local");var N=xr(t);if(r=="local"?N+=Ui(e.display):N-=e.display.viewOffset,r=="page"||r=="window"){var K=e.display.lineSpace.getBoundingClientRect();N+=K.top+(r=="window"?0:so());var 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n=0;t=ht(e.doc,t),e.options.lineWrapping||(n=An(e.display)*t.ch);var r=nt(e.doc,t.line),i=xr(r)+Ui(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var S=Ne(e,t,n);return S.xRel=i,r&&(S.outside=r),S}function va(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return ga(r.first,0,null,-1,-1);var i=gr(r,n),S=r.first+r.size-1;if(i>S)return ga(r.first+r.size-1,nt(r,S).text.length,null,1,1);t<0&&(t=0);for(var N=nt(r,i);;){var K=Ks(e,N,i,t,n),z=Sn(N,K.ch+(K.xRel>0||K.outside>0?1:0));if(!z)return K;var X=z.find(1);if(X.line==i)return X;N=nt(r,i=X.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,S=Ge(function(N){return Dr(e,n,N-1).bottom<=r},i,0);return i=Ge(function(N){return Dr(e,n,N).top>r},S,i),{begin:S,end:i}}function fo(e,t,n,r){n||(n=Cn(e,t));var i=Fi(e,t,Dr(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Ks(e,t,n,r,i){i-=xr(t);var S=Cn(e,t),N=ma(t),K=0,z=t.text.length,X=!0,ie=Je(t,e.doc.direction);if(ie){var ue=(e.options.lineWrapping?zs:Gs)(e,t,n,S,ie,r,i);X=ue.level!=1,K=X?ue.from:ue.to-1,z=X?ue.to:ue.from-1}var xe=null,be=null,Me=Ge(function(ut){var at=Dr(e,S,ut);return at.top+=N,at.bottom+=N,ya(at,r,i,!1)?(at.top<=i&&at.left<=r&&(xe=ut,be=at),!0):!1},K,z),Fe,We,Xe=!1;if(be){var et=r-be.left<be.right-r,Ye=et==X;Me=xe+(Ye?0:1),We=Ye?"after":"before",Fe=et?be.left:be.right}else{!X&&(Me==z||Me==K)&&Me++,We=Me==0?"after":Me==t.text.length?"before":Dr(e,S,Me-(X?1:0)).bottom+N<=i==X?"after":"before";var tt=Tr(e,Ne(n,Me,We),"line",t,S);Fe=tt.left,Xe=i<tt.top?-1:i>=tt.bottom?1:0}return Me=Re(t.text,Me,1),ga(n,Me,We,Xe,r-Fe)}function Gs(e,t,n,r,i,S,N){var K=Ge(function(ue){var xe=i[ue],be=xe.level!=1;return ya(Tr(e,Ne(n,be?xe.to:xe.from,be?"before":"after"),"line",t,r),S,N,!0)},0,i.length-1),z=i[K];if(K>0){var X=z.level!=1,ie=Tr(e,Ne(n,X?z.from:z.to,X?"after":"before"),"line",t,r);ya(ie,S,N,!0)&&ie.top>N&&(z=i[K-1])}return z}function zs(e,t,n,r,i,S,N){var K=co(e,t,r,N),z=K.begin,X=K.end;/\s/.test(t.text.charAt(X-1))&&X--;for(var ie=null,ue=null,xe=0;xe<i.length;xe++){var be=i[xe];if(be.from>=X||be.to<=z)continue;var Me=be.level!=1,Fe=Dr(e,r,Me?Math.min(X,be.to)-1:Math.max(z,be.from)).right,We=Fe<S?S-Fe+1e9:Fe-S;(!ie||ue>We)&&(ie=be,ue=We)}return ie||(ie=i[i.length-1]),ie.from<z&&(ie={from:z,to:ie.to,level:ie.level}),ie.to>X&&(ie={from:ie.from,to:X,level:ie.level}),ie}var an;function _n(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(an==null){an=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)an.appendChild(document.createTextNode("x")),an.appendChild(a("br"));an.appendChild(document.createTextNode("x"))}l(e.measure,an);var n=an.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function An(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");l(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,S=t.gutters.firstChild,N=0;S;S=S.nextSibling,++N){var K=e.display.gutterSpecs[N].className;n[K]=S.offsetLeft+S.clientLeft+i,r[K]=S.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=_n(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/An(e.display)-3);return function(i){if(Ar(e.doc,i))return 0;var S=0;if(i.widgets)for(var N=0;N<i.widgets.length;N++)i.widgets[N].height&&(S+=i.widgets[N].height);return n?S+(Math.ceil(i.text.length/r)||1)*t:S+t}}function xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&Qt(r,i)})}function on(e,t,n,r){var i=e.display;if(!n&&ce(t).getAttribute("cm-not-content")=="true")return null;var S,N,K=i.lineSpace.getBoundingClientRect();try{S=t.clientX-K.left,N=t.clientY-K.top}catch(ue){return null}var z=va(e,S,N),X;if(r&&z.xRel>0&&(X=nt(e.doc,z.line).text).length==z.ch){var ie=H(X,X.length,e.options.tabSize)-X.length;z=Ne(z.line,Math.max(0,Math.round((S-qa(e.display).left)/An(e.display))-ie))}return z}function sn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function tr(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)$t&&Qn(e.doc,t)<i.viewTo&&Gr(e);else if(n<=i.viewFrom)$t&&Hr(e.doc,n+r)>i.viewFrom?Gr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Gr(e);else if(t<=i.viewFrom){var S=Ni(e,n,n+r,1);S?(i.view=i.view.slice(S.index),i.viewFrom=S.lineN,i.viewTo+=r):Gr(e)}else if(n>=i.viewTo){var N=Ni(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):Gr(e)}else{var K=Ni(e,t,t,-1),z=Ni(e,n,n+r,1);K&&z?(i.view=i.view.slice(0,K.index).concat(er(e,K.lineN,z.lineN)).concat(i.view.slice(z.index)),i.viewTo+=r):Gr(e)}var X=i.externalMeasured;X&&(n<X.lineN?X.lineN+=r:t<X.lineN+X.size&&(i.externalMeasured=null))}function Kr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var S=r.view[sn(e,t)];if(S.node==null)return;var N=S.changes||(S.changes=[]);ee(N,n)==-1&&N.push(n)}function Gr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ni(e,t,n,r){var i=sn(e,t),S,N=e.display.view;if(!$t||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var K=e.display.viewFrom,z=0;z<i;z++)K+=N[z].size;if(K!=t){if(r>0){if(i==N.length-1)return null;S=K+N[i].size-t,i++}else S=K-t;t+=S,n+=S}for(;Qn(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=er(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=er(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(sn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(er(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,sn(e,n)))),r.viewTo=n}function mo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ai(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),S=r.selection=document.createDocumentFragment(),N=0;N<n.sel.ranges.length;N++){if(!t&&N==n.sel.primIndex)continue;var K=n.sel.ranges[N];if(K.from().line>=e.display.viewTo||K.to().line<e.display.viewFrom)continue;var z=K.empty();(z||e.options.showCursorWhenSelecting)&&go(e,K.head,i),z||Xs(e,K,S)}return r}function go(e,t,n){var r=Tr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(a("div","\xA0","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var S=n.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));S.style.display="",S.style.left=r.other.left+"px",S.style.top=r.other.top+"px",S.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function Bi(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,n){var r=e.display,i=e.doc,S=document.createDocumentFragment(),N=qa(e.display),K=N.left,z=Math.max(r.sizerWidth,nn(e)-r.sizer.offsetLeft)-N.right,X=i.direction=="ltr";function ie(Ye,tt,ut,at){tt<0&&(tt=0),tt=Math.round(tt),at=Math.round(at),S.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ye+`px;
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                         top: `+(t.top-n.viewOffset-Ui(e.display))+`px;
                         height: `+(t.bottom-t.top+Lr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(S),S.scrollIntoView(i),e.display.lineSpace.removeChild(S)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ne(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ne(t.line,t.ch+1,"before"):t);for(var S=0;S<5;S++){var N=!1,K=Tr(e,t),z=!n||n==t?K:Tr(e,n);i={left:Math.min(K.left,z.left),top:Math.min(K.top,z.top)-r,right:Math.max(K.left,z.left),bottom:Math.max(K.bottom,z.bottom)+r};var X=wa(e,i),ie=e.doc.scrollTop,ue=e.doc.scrollLeft;if(X.scrollTop!=null&&(si(e,X.scrollTop),Math.abs(e.doc.scrollTop-ie)>1&&(N=!0)),X.scrollLeft!=null&&(ln(e,X.scrollLeft),Math.abs(e.doc.scrollLeft-ue)>1&&(N=!0)),!N)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=_n(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,S=fa(e),N={};t.bottom-t.top>S&&(t.bottom=t.top+S);var K=e.doc.height+ca(n),z=t.top<r,X=t.bottom>K-r;if(t.top<i)N.scrollTop=z?0:t.top;else if(t.bottom>i+S){var ie=Math.min(t.top,(X?K:t.bottom)-S);ie!=i&&(N.scrollTop=ie)}var ue=e.options.fixedGutter?0:n.gutters.offsetWidth,xe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,be=nn(e)-n.gutters.offsetWidth,Me=t.right-t.left>be;return Me&&(t.right=t.left+be),t.left<10?N.scrollLeft=0:t.left<xe?N.scrollLeft=Math.max(0,t.left+ue-(Me?0:10)):t.right>be+xe-3&&(N.scrollLeft=t.right+(Me?0:10)-be),N}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 Dn(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 Zs(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,_o(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+Lr(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),Se(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Se(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&U<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 S=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+S)+"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=u&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new Y,this.disableVert=new Y},un.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),S=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);S!=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&&h(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),Se(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&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Qs=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:++Qs},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 S=0;S<t.length;S++)nl(t[S]);for(var N=0;N<t.length;N++)il(t[N])}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&&_a(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+Lr(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==M();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&On(t,e.barMeasure),e.updatedDisplay&&Da(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,ht(r,e.scrollToPos.from),ht(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var S=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(S)for(var K=0;K<S.length;++K)S[K].lines.length||Le(S[K],"hide");if(N)for(var z=0;z<N.length;++z)N[z].lines.length&&Le(N[z],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Le(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,D(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(S){if(r.line>=e.display.viewFrom){var N=S.styles,K=S.text.length>e.options.maxHighlightLength?_r(t.mode,r.state):null,z=zn(e,S,r,!0);K&&(r.state=K),S.styles=z.styles;var X=S.styleClasses,ie=z.classes;ie?S.styleClasses=ie:X&&(S.styleClasses=null);for(var ue=!N||N.length!=S.styles.length||X!=ie&&(!X||!ie||X.bgClass!=ie.bgClass||X.textClass!=ie.textClass),xe=0;!ue&&xe<N.length;++xe)ue=N[xe]!=S.styles[xe];ue&&i.push(r.line),S.stateAfter=r.save(),r.nextLine()}else S.text.length<=e.options.maxHighlightLength&&Vn(e,S.text,r),S.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 S=0;S<i.length;S++)Kr(e,i[S],"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){se(e,t)&&this.events.push(arguments)},Ki.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Le.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=Lr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Lr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();if(!t||!E(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&E(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==M())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function _a(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Ao(e)&&(Gr(e),t.dims=ba(e));var i=r.first+r.size,S=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<S&&S-n.viewFrom<20&&(S=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),$t&&(S=Qn(e.doc,S),N=Hr(e.doc,N));var K=S!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,S,N),n.viewOffset=xr(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var z=mo(e);if(!K&&z==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var X=sl(e);return z>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),z>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(X),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,K&&(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(!_a(e,t))break;ji(e);var i=li(e);ai(e),On(e,i),Da(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(_a(e,n)){ji(e),Co(e,n);var r=li(e);ai(e),On(e,r),Da(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,S=r.lineDiv,N=S.firstChild;function K(Me){var Fe=Me.nextSibling;return k&&u&&e.display.currentWheelTarget==Me?Me.style.display="none":Me.parentNode.removeChild(Me),Fe}for(var z=r.view,X=r.viewFrom,ie=0;ie<z.length;ie++){var ue=z[ie];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=S){var xe=Us(e,ue,X,n);S.insertBefore(xe,N)}else{for(;N!=ue.node;)N=K(N);var be=i&&t!=null&&t<=X&&ue.lineNumber;ue.changes&&(ee(ue.changes,"gutter")>-1&&(be=!1),Ya(e,ue,X,n)),be&&(c(ue.lineNumber),ue.lineNumber.appendChild(document.createTextNode(pn(e.options,X)))),N=ue.node.nextSibling}X+=ue.size}for(;N;)N=K(N)}function La(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Da(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+Lr(e)+"px"}function _o(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,S=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=S),n[N].gutterBackground&&(n[N].gutterBackground.style.left=S));var K=n[N].alignable;if(K)for(var z=0;z<K.length;z++)K[z].style.left=S}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")),S=i.firstChild.offsetWidth,N=i.offsetWidth-S;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(S,r.lineGutter.offsetWidth-N)+1,r.lineNumWidth=r.lineNumInnerWidth+N,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",La(e.display),!0}return!1}function Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var S=e[i],N=null;if(typeof S!="string"&&(N=S.style,S=S.className),S=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:S,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Lo(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],S=i.className,N=i.style,K=t.appendChild(a("div",null,"CodeMirror-gutter "+S));N&&(K.style.cssText=N),S=="CodeMirror-linenumbers"&&(e.lineGutter=K,K.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",La(e)}function ci(e){Lo(e.display),tr(e),_o(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=v("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=v("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var S=v("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[S],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+oe+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),B&&U<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!k&&!(A&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Oa(r.gutters,r.lineNumbers),Lo(i),n.init(i)}var Gi=0,dr=null;B?dr=-.53:A?dr=15:y?dr=-.7:O&&(dr=-1/3);function Do(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=Do(e);return t.x*=dr,t.y*=dr,t}function Oo(e,t){var n=Do(t),r=n.x,i=n.y,S=e.display,N=S.scroller,K=N.scrollWidth>N.clientWidth,z=N.scrollHeight>N.clientHeight;if(!(r&&K||i&&z))return;if(i&&u&&k){e:for(var X=t.target,ie=S.view;X!=N;X=X.parentNode)for(var ue=0;ue<ie.length;ue++)if(ie[ue].node==X){e.display.currentWheelTarget=X;break e}}if(r&&!A&&!x&&dr!=null){i&&z&&si(e,Math.max(0,N.scrollTop+i*dr)),ln(e,Math.max(0,N.scrollLeft+r*dr)),(!i||i&&z)&&$(t),S.wheelStartX=null;return}if(i&&dr!=null){var xe=i*dr,be=e.doc.scrollTop,Me=be+S.wrapper.clientHeight;xe<0?be=Math.max(0,be+xe-50):Me=Math.min(e.doc.height,Me+xe+50),Aa(e,{top:be,bottom:Me})}Gi<20&&(S.wheelStartX==null?(S.wheelStartX=N.scrollLeft,S.wheelStartY=N.scrollTop,S.wheelDX=r,S.wheelDY=i,setTimeout(function(){if(S.wheelStartX==null)return;var Fe=N.scrollLeft-S.wheelStartX,We=N.scrollTop-S.wheelStartY,Xe=We&&S.wheelDY&&We/S.wheelDY||Fe&&S.wheelDX&&Fe/S.wheelDX;if(S.wheelStartX=S.wheelStartY=null,!Xe)return;dr=(dr*Gi+Xe)/(Gi+1),++Gi},200)):(S.wheelDX+=r,S.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 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xe={from:S,to:N,text:t.text,removed:t.removed,origin:t.origin};ue&&Gt(e,"change",e,xe),ie&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(xe)}e.display.selForContextMenu=null}function kn(e,t,n,r,i){var S;r||(r=n),ct(r,n)<0&&(S=[r,n],n=S[0],r=S[1]),typeof t=="string"&&(t=e.splitLines(t)),Mn(e,{from:n,to:r,text:t,origin:i})}function Zo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Qo(e,t,n,r){for(var i=0;i<e.length;++i){var S=e[i],N=!0;if(S.ranges){S.copied||(S=e[i]=S.deepCopy(),S.copied=!0);for(var K=0;K<S.ranges.length;K++)Zo(S.ranges[K].anchor,t,n,r),Zo(S.ranges[K].head,t,n,r);continue}for(var z=0;z<S.changes.length;++z){var X=S.changes[z];if(n<X.from.line)X.from=Ne(X.from.line+r,X.from.ch),X.to=Ne(X.to.line+r,X.to.ch);else if(t<=X.to.line){N=!1;break}}N||(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;Qo(e.done,n,r,i),Qo(e.undone,n,r,i)}function mi(e,t,n,r){var i=t,S=t;return typeof t=="number"?S=nt(e,yn(e,t)):i=Tt(t),i==null?null:(r(S,i)&&e.cm&&Kr(e.cm,i,n),S)}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,it(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 S=Math.min(t,i-e),N=r.height;if(r.removeInner(e,S),this.height-=N-r.height,i==S&&(this.children.splice(n--,1),r.parent=null),(t-=S)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof pi))){var K=[];this.collapse(K),this.children=[new pi(K)],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],S=i.chunkSize();if(e<=S){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var N=i.lines.length%25+25,K=N;K<i.lines.length;){var z=new pi(i.lines.slice(K,K+=25));i.height-=z.height,this.children.splice(++r,0,z),z.parent=this}i.lines=i.lines.slice(0,N),this.maybeSpill()}break}e-=S}},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=ee(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],S=i.chunkSize();if(e<S){var N=Math.min(t,S-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=S}}};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 S=ni(this);Qt(n,Math.max(0,n.height-S)),e&&(or(e,function(){es(e,n,-S),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)||Qt(r,r.height+i),n&&or(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),Gt(n,"lineWidgetChanged",n,e,Tt(r))})},de(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),S=e.cm;return S&&i.noHScroll&&(S.display.alignWidgets=!0),mi(e,t,"widget",function(N){var K=N.widgets||(N.widgets=[]);if(i.insertAt==null?K.push(i):K.splice(Math.min(K.length-1,Math.max(0,i.insertAt)),0,i),i.line=N,S&&!Ar(e,N)){var z=xr(N)<e.scrollTop;Qt(N,N.height+ni(i)),z&&Ca(S,i.height),S.curOp.forceUpdate=!0}return!0}),S&&Gt(S,"lineWidgetAdded",S,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),se(this,"clear")){var n=this.find();n&&Gt(this,"clear",n.from,n.to)}for(var r=null,i=null,S=0;S<this.lines.length;++S){var N=this.lines[S],K=Er(N.markedSpans,this);e&&!this.collapsed?Kr(e,Tt(N),"text"):e&&(K.to!=null&&(i=Tt(N)),K.from!=null&&(r=Tt(N))),N.markedSpans=Zn(N.markedSpans,K),K.from==null&&this.collapsed&&!Ar(this.doc,N)&&e&&Qt(N,_n(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var z=0;z<this.lines.length;++z){var X=ur(this.lines[z]),ie=ei(X);ie>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=ie,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 S=this.lines[i],N=Er(S.markedSpans,this);if(N.from!=null&&(n=Ne(t?S:Tt(S),N.from),e==-1))return n;if(N.to!=null&&(r=Ne(t?S:Tt(S),N.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,S=Tt(t.line),N=ha(r,S);if(N&&(io(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ar(n.doc,i)&&n.height!=null){var K=n.height;n.height=null;var z=ni(n)-K;z&&Qt(i,i.height+z)}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||ee(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(ee(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},de(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 S=new Yr(e,i),N=ct(t,n);if(r&&P(r,S,!1),N>0||N==0&&S.clearWhenEmpty!==!1)return S;if(S.replacedWith&&(S.collapsed=!0,S.widgetNode=v("span",[S.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||S.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(S.widgetNode.insertLeft=!0)),S.collapsed){if(Mi(e,t.line,t,n,S)||t.line!=n.line&&Mi(e,n.line,t,n,S))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}S.addToHistory&&Fo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var K=t.line,z=e.cm,X;if(e.iter(K,n.line+1,function(ue){z&&S.collapsed&&!z.options.lineWrapping&&ur(ue)==z.display.maxLine&&(X=!0),S.collapsed&&K!=t.line&&Qt(ue,0),sa(ue,new qr(S,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),S.collapsed&&e.iter(t.line,n.line+1,function(ue){Ar(e,ue)&&Qt(ue,0)}),S.clearOnEnter&&Se(S,"beforeCursorEnter",function(){return S.clear()}),S.readOnly&&(Wr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),S.collapsed&&(S.id=++ts,S.atomic=!0),z){if(X&&(z.curOp.updateMaxLine=!0),S.collapsed)tr(z,t.line,n.line+1);else if(S.className||S.startStyle||S.endStyle||S.css||S.attributes||S.title)for(var ie=t.line;ie<=n.line;ie++)Kr(z,ie,"text");S.atomic&&Go(z.doc),Gt(z,"markerAdded",z,S)}return S}var yi=function(e,t){this.markers=e,this.primary=t;for(var 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)},de(yi);function Tl(e,t,n,r,i){r=P(r),r.shared=!1;var S=[In(e,t,n,r,i)],N=S[0],K=r.widgetNode;return Xr(e,function(z){K&&(r.widgetNode=K.cloneNode(!0)),S.push(In(z,ht(z,t),ht(z,n),r,i));for(var X=0;X<z.linked.length;++X)if(z.linked[X].isParent)return;N=J(S)}),new yi(S,N)}function rs(e){return e.findMarks(Ne(e.first,0),e.clipPos(Ne(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),S=e.clipPos(i.from),N=e.clipPos(i.to);if(ct(S,N)){var K=In(e,S,N,r.primary,r.primary.type);r.markers.push(K),K.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],S=[i.primary.doc];Xr(i.primary.doc,function(z){return S.push(z)});for(var N=0;N<i.markers.length;N++){var K=i.markers[N];ee(S,K.doc)==-1&&(K.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,rr=function(e,t,n,r,i){if(!(this instanceof rr))return new rr(e,t,n,r,i);n==null&&(n=0),gi.call(this,[new pi([new rn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var S=Ne(n,0);this.sel=zr(S),this.history=new zi(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Ma(this,{from:S,to:S,text:e}),Xt(this,zr(S),ve)};rr.prototype=Ce(gi.prototype,{constructor:rr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=mn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Wt(function(e){var t=Ne(this.first,0),n=this.first+this.size-1;Mn(this,{from:t,to:Ne(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),Xt(this,zr(t),ve)}),replaceRange:function(e,t,n,r){t=ht(this,t),n=n?ht(this,n):t,kn(this,e,t,n,r)},getRange:function(e,t,n){var r=Pr(this,ht(this,e),ht(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Mr(this,e))return nt(this,e)},getLineNumber:function(e){return Tt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=nt(this,e)),ur(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ht(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Wt(function(e,t,n){Wo(this,ht(this,typeof e=="number"?Ne(e,t||0):e),null,n)}),setSelection:Wt(function(e,t,n){Wo(this,ht(this,e),ht(this,t||e),n)}),extendSelection:Wt(function(e,t,n){Xi(this,ht(this,e),t&&ht(this,t),n)}),extendSelections:Wt(function(e,t){jo(this,je(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=ne(this.sel.ranges,e);jo(this,je(this,n),t)}),setSelections:Wt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new wt(ht(this,e[i].anchor),ht(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Xt(this,Sr(this.cm,r,t),n)}),addSelection:Wt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new wt(ht(this,e),ht(this,t||e))),Xt(this,Sr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Pr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Pr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Wt(function(e,t,n){for(var r=[],i=this.sel,S=0;S<i.ranges.length;S++){var N=i.ranges[S];r[S]={from:N.from(),to:N.to(),text:this.splitLines(e[S]),origin:n}}for(var K=t&&t!="end"&&fl(this,r,t),z=r.length-1;z>=0;z--)Mn(this,r[z]);K?Ho(this,K):this.cm&&Dn(this.cm)}),undo:Wt(function(){Ji(this,"undo")}),redo:Wt(function(){Ji(this,"redo")}),undoSelection:Wt(function(){Ji(this,"undo",!0)}),redoSelection:Wt(function(){Ji(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new zi(this.history.maxGeneration),Xr(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return 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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Fl.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),fs(e,i+" "+t,n,r))return!0}return fs(e,t,n,r)}function fs(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&Gt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&($(n),Ta(e)),!!i}function hs(e,t){var n=us(t,!0);return n?t.shiftKey&&!e.state.keySeq?Ti(e,"Shift-"+n,t,function(r){return qi(e,r,!0)})||Ti(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return qi(e,r)}):Ti(e,n,t,function(r){return qi(e,r)}):!1}function Nl(e,t,n){return Ti(e,"'"+n+"'",t,function(r){return qi(e,r,!0)})}var ja=null;function ms(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=M(),Ie(t,e))return;B&&U<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var 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r=="double"?S="Double"+S:r=="triple"&&(S="Triple"+S),S=(t==1?"Left":t==2?"Middle":"Right")+S,Ti(e,ls(S,i),i,function(N){if(typeof N=="string"&&(N=xi[N]),!N)return!1;var K=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),K=N(e,n)!=Te}finally{e.state.suppressEdits=!1}return K})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var S=s?n.shiftKey&&n.metaKey:n.altKey;i.unit=S?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=u?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(u?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){B?setTimeout(D(vo,e),0):e.curOp.focus=M();var i=Kl(e,n,r),S=e.doc.sel,N;e.options.dragDrop&&_e&&!e.isReadOnly()&&n=="single"&&(N=S.contains(t))>-1&&(ct((N=S.ranges[N]).from(),t)<0||t.xRel>0)&&(ct(N.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var i=e.display,S=!1,N=jt(e,function(X){k&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ke(i.wrapper.ownerDocument,"mouseup",N),Ke(i.wrapper.ownerDocument,"mousemove",K),Ke(i.scroller,"dragstart",z),Ke(i.scroller,"drop",N),S||($(X),r.addNew||Xi(e.doc,n,null,null,r.extend),k&&!O||B&&U==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),K=function(X){S=S||Math.abs(t.clientX-X.clientX)+Math.abs(t.clientY-X.clientY)>=10},z=function(){return S=!0};k&&(i.scroller.draggable=!0),e.state.draggingText=N,N.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Se(i.wrapper.ownerDocument,"mouseup",N),Se(i.wrapper.ownerDocument,"mousemove",K),Se(i.scroller,"dragstart",z),Se(i.scroller,"drop",N),yo(e),setTimeout(function(){return i.input.focus()},20)}function ys(e,t,n){if(n=="char")return new wt(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new wt(Ne(t.line,0),ht(e.doc,Ne(t.line+1,0)));var r=n(e,t);return new wt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,S=e.doc;$(t);var N,K,z=S.sel,X=z.ranges;if(r.addNew&&!r.extend?(K=S.sel.contains(n),K>-1?N=X[K]:N=new wt(n,n)):(N=S.sel.primary(),K=S.sel.primIndex),r.unit=="rectangle")r.addNew||(N=new wt(n,n)),n=on(e,t,!0,!0),K=-1;else{var ie=ys(e,n,r.unit);r.extend?N=Ia(N,ie.anchor,ie.head,r.extend):N=ie}r.addNew?K==-1?(K=X.length,Xt(S,Sr(e,X.concat([N]),K),{scroll:!1,origin:"*mouse"})):X.length>1&&X[K].empty()&&r.unit=="char"&&!r.extend?(Xt(S,Sr(e,X.slice(0,K).concat(X.slice(K+1)),0),{scroll:!1,origin:"*mouse"}),z=S.sel):Ua(S,K,N,ge):(K=0,Xt(S,new cr([N],0),ge),z=S.sel);var ue=n;function xe(Ye){if(ct(ue,Ye)==0)return;if(ue=Ye,r.unit=="rectangle"){for(var tt=[],ut=e.options.tabSize,at=H(nt(S,n.line).text,n.ch,ut),pt=H(nt(S,Ye.line).text,Ye.ch,ut),Lt=Math.min(at,pt),Ht=Math.max(at,pt),Ot=Math.min(n.line,Ye.line),sr=Math.min(e.lastLine(),Math.max(n.line,Ye.line));Ot<=sr;Ot++){var nr=nt(S,Ot).text,kt=fe(nr,Lt,ut);Lt==Ht?tt.push(new 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i,S;if(t.touches)i=t.touches[0].clientX,S=t.touches[0].clientY;else try{i=t.clientX,S=t.clientY}catch(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&$(t);var N=e.display,K=N.lineDiv.getBoundingClientRect();if(S>K.bottom||!se(e,n))return te(t);S-=K.top-N.viewOffset;for(var z=0;z<e.display.gutterSpecs.length;++z){var X=N.gutters.childNodes[z];if(X&&X.getBoundingClientRect().right>=i){var ie=gr(e.doc,S),ue=e.display.gutterSpecs[z];return Le(e,n,e,ie,ue.className,t),te(t)}}}function Ha(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Nr(e.display,t)||Yl(e,t))return;if(Ie(e,t,"contextmenu"))return;_||e.display.input.onContextMenu(t)}function Yl(e,t){return se(e,"gutterContextMenu")?bs(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ii(e)}var Nn={toString:function(){return"CodeMirror.Init"}},Ts={},ea={};function 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r.refresh()},!0),n("electricChars",!0),n("inputStyle",o?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),n("spellcheck",!1,function(r,i){return r.getInputField().spellcheck=i},!0),n("autocorrect",!1,function(r,i){return r.getInputField().autocorrect=i},!0),n("autocapitalize",!1,function(r,i){return r.getInputField().autocapitalize=i},!0),n("rtlMoveVisually",!w),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){xs(r),ci(r)},!0),n("keyMap","default",function(r,i,S){var N=Qi(i),K=S!=Nn&&Qi(S);K&&K.detach&&K.detach(r,N),N.attach&&N.attach(r,K||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Zl,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Oa(i,r.options.lineNumbers),ci(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?Ea(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return 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r.refresh()},!0),n("maxHighlightLength",1e4,fi,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Jl(e,t,n){var r=n&&n!=Nn;if(!t!=!r){var i=e.display.dragFunctions,S=t?Se:Ke;S(e.display.scroller,"dragstart",i.start),S(e.display.scroller,"dragenter",i.enter),S(e.display.scroller,"dragover",i.over),S(e.display.scroller,"dragleave",i.leave),S(e.display.scroller,"drop",i.drop)}}function Zl(e){e.options.lineWrapping?(F(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(h(e.display.wrapper,"CodeMirror-wrap"),Ii(e)),xa(e),tr(e),ii(e),setTimeout(function(){return On(e)},100)}function Dt(e,t){var n=this;if(!(this instanceof Dt))return new Dt(e,t);this.options=t=t?P(t):{},P(Ts,t,!1);var r=t.value;typeof r=="string"?r=new rr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Dt.inputStyles[t.inputStyle](this),S=this.display=new dl(e,r,i,t);S.wrapper.CodeMirror=this,xs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),wo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new Y,keySeq:null,specialChars:null},t.autofocus&&!o&&S.input.focus(),B&&U<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Ql(this),Dl(),dn(this),this.curOp.forceUpdate=!0,ko(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Sa(n)},20):Ln(this);for(var N in ea)ea.hasOwnProperty(N)&&ea[N](this,t[N],Nn);Ao(this),t.finishInit&&t.finishInit(this);for(var K=0;K<Ka.length;++K)Ka[K](this);cn(this),k&&t.lineWrapping&&getComputedStyle(S.lineDiv).textRendering=="optimizelegibility"&&(S.lineDiv.style.textRendering="auto")}Dt.defaults=Ts,Dt.optionHandlers=ea;function Ql(e){var t=e.display;Se(t.scroller,"mousedown",jt(e,vs)),B&&U<11?Se(t.scroller,"dblclick",jt(e,function(z){if(Ie(e,z))return;var X=on(e,z);if(!X||Ha(e,z)||Nr(e.display,z))return;$(z);var ie=e.findWordAt(X);Xi(e.doc,ie.anchor,ie.head)})):Se(t.scroller,"dblclick",function(z){return Ie(e,z)||$(z)}),Se(t.scroller,"contextmenu",function(z){return Es(e,z)}),Se(t.input.getField(),"contextmenu",function(z){t.scroller.contains(z.target)||Es(e,z)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function S(z){if(z.touches.length!=1)return!1;var X=z.touches[0];return X.radiusX<=1&&X.radiusY<=1}function N(z,X){if(X.left==null)return!0;var ie=X.left-z.left,ue=X.top-z.top;return ie*ie+ue*ue>20*20}Se(t.scroller,"touchstart",function(z){if(!Ie(e,z)&&!S(z)&&!Ha(e,z)){t.input.ensurePolled(),clearTimeout(n);var X=+new Date;t.activeTouch={start:X,moved:!1,prev:X-r.end<=300?r:null},z.touches.length==1&&(t.activeTouch.left=z.touches[0].pageX,t.activeTouch.top=z.touches[0].pageY)}}),Se(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Se(t.scroller,"touchend",function(z){var X=t.activeTouch;if(X&&!Nr(t,z)&&X.left!=null&&!X.moved&&new Date-X.start<300){var ie=e.coordsChar(t.activeTouch,"page"),ue;!X.prev||N(X,X.prev)?ue=new wt(ie,ie):!X.prev.prev||N(X,X.prev.prev)?ue=e.findWordAt(ie):ue=new wt(Ne(ie.line,0),ht(e.doc,Ne(ie.line+1,0))),e.setSelection(ue.anchor,ue.head),e.focus(),$(z)}i()}),Se(t.scroller,"touchcancel",i),Se(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),ln(e,t.scroller.scrollLeft,!0),Le(e,"scroll",e))}),Se(t.scroller,"mousewheel",function(z){return Oo(e,z)}),Se(t.scroller,"DOMMouseScroll",function(z){return Oo(e,z)}),Se(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(z){Ie(e,z)||le(z)},over:function(z){Ie(e,z)||(Ll(e,z),le(z))},start:function(z){return Al(e,z)},drop:jt(e,_l),leave:function(z){Ie(e,z)||is(e)}};var K=t.input.getField();Se(K,"keyup",function(z){return ps.call(e,z)}),Se(K,"keydown",jt(e,ms)),Se(K,"keypress",jt(e,gs)),Se(K,"focus",function(z){return Sa(e,z)}),Se(K,"blur",function(z){return Ln(e,z)})}var Ka=[];Dt.defineInitHook=function(e){return Ka.push(e)};function Ci(e,t,n,r){var i=e.doc,S;n==null&&(n="add"),n=="smart"&&(i.mode.indent?S=vr(e,t).state:n="prev");var N=e.options.tabSize,K=nt(i,t),z=H(K.text,null,N);K.stateAfter&&(K.stateAfter=null);var X=K.text.match(/^\s*/)[0],ie;if(!r&&!/\S/.test(K.text))ie=0,n="not";else if(n=="smart"&&(ie=i.mode.indent(S,K.text.slice(X.length),K.text),ie==Te||ie>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?ie=H(nt(i,t-1).text,null,N):ie=0:n=="add"?ie=z+e.options.indentUnit:n=="subtract"?ie=z-e.options.indentUnit:typeof n=="number"&&(ie=z+n),ie=Math.max(0,ie);var ue="",xe=0;if(e.options.indentWithTabs)for(var be=Math.floor(ie/N);be;--be)xe+=N,ue+="	";if(xe<ie&&(ue+=me(ie-xe)),ue!=X)return kn(i,ue,Ne(t,0),Ne(t,X.length),"+input"),K.stateAfter=null,!0;for(var Me=0;Me<i.sel.ranges.length;Me++){var Fe=i.sel.ranges[Me];if(Fe.head.line==t&&Fe.head.ch<X.length){var We=Ne(t,X.length);Ua(i,Me,new wt(We,We));break}}}var wr=null;function ta(e){wr=e}function Ga(e,t,n,r,i){var S=e.doc;e.display.shift=!1,r||(r=S.sel);var N=+new Date-200,K=i=="paste"||e.state.pasteIncoming>N,z=dt(t),X=null;if(K&&r.ranges.length>1)if(wr&&wr.text.join(`
`)==t){if(r.ranges.length%wr.text.length==0){X=[];for(var ie=0;ie<wr.text.length;ie++)X.push(S.splitLines(wr.text[ie]))}}else z.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(X=ne(z,function(Xe){return[Xe]}));for(var ue=e.curOp.updateInput,xe=r.ranges.length-1;xe>=0;xe--){var be=r.ranges[xe],Me=be.from(),Fe=be.to();be.empty()&&(n&&n>0?Me=Ne(Me.line,Me.ch-n):e.state.overwrite&&!K?Fe=Ne(Fe.line,Math.min(nt(S,Fe.line).text.length,Fe.ch+J(z).length)):K&&wr&&wr.lineWise&&wr.text.join(`
`)==z.join(`
`)&&(Me=Fe=Ne(Me.line,0)));var We={from:Me,to:Fe,text:X?X[xe%X.length]:z,origin:i||(K?"paste":e.state.cutIncoming>N?"cut":"+input")};Mn(e.doc,We),Gt(e,"inputRead",e,We)}t&&!K&&ws(e,t),Dn(e),e.curOp.updateInput<2&&(e.curOp.updateInput=ue),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function Ss(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&or(t,function(){return Ga(t,n,0,null,"paste")}),!0}function ws(e,t){if(!e.options.electricChars||!e.options.smartIndent)return;for(var n=e.doc.sel,r=n.ranges.length-1;r>=0;r--){var i=n.ranges[r];if(i.head.ch>100||r&&n.ranges[r-1].head.line==i.head.line)continue;var S=e.getModeAt(i.head),N=!1;if(S.electricChars){for(var K=0;K<S.electricChars.length;K++)if(t.indexOf(S.electricChars.charAt(K))>-1){N=Ci(e,i.head.line,"smart");break}}else S.electricInput&&(S.electricInput.test(nt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=Ci(e,i.head.line,"smart")));N&&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,S={anchor:Ne(i,0),head:Ne(i+1,0)};n.push(S),t.push(e.getRange(S.anchor,S.head))}return{text:t,ranges:n}}function _s(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 k?e.style.width="1000px":e.setAttribute("wrap","off"),g&&(e.style.border="1px solid black"),_s(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 S=this.options,N=S[r];if(S[r]==i&&r!="mode")return;S[r]=i,t.hasOwnProperty(r)&&jt(this,t[r])(this,i,N),Le(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"](Qi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,S=0;S<i.length;++S)if(i[S]==r||i[S].name==r)return i.splice(S,1),!0},addOverlay:Jt(function(r,i){var S=r.token?r:e.getMode(this.options,r);if(S.startState)throw new Error("Overlays may not be stateful.");Q(this.state.overlays,{mode:S,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,tr(this)}),removeOverlay:Jt(function(r){for(var i=this.state.overlays,S=0;S<i.length;++S){var N=i[S].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(S,1),this.state.modeGen++,tr(this);return}}}),indentLine:Jt(function(r,i,S){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Mr(this.doc,r)&&Ci(this,r,i,S)}),indentSelection:Jt(function(r){for(var i=this.doc.sel.ranges,S=-1,N=0;N<i.length;N++){var K=i[N];if(K.empty())K.head.line>S&&(Ci(this,K.head.line,r,!0),S=K.head.line,N==this.doc.sel.primIndex&&Dn(this));else{var z=K.from(),X=K.to(),ie=Math.max(S,z.line);S=Math.min(this.lastLine(),X.line-(X.ch?0:1))+1;for(var ue=ie;ue<S;++ue)Ci(this,ue,r);var xe=this.doc.sel.ranges;z.ch==0&&i.length==xe.length&&xe[N].from().ch>0&&Ua(this.doc,N,new wt(z,xe[N].to()),ve)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,Ne(r),i,!0)},getTokenTypeAt:function(r){r=ht(this.doc,r);var i=Qr(this,nt(this.doc,r.line)),S=0,N=(i.length-1)/2,K=r.ch,z;if(K==0)z=i[2];else for(;;){var X=S+N>>1;if((X?i[X*2-1]:0)>=K)N=X;else if(i[X*2+1]<K)S=X+1;else{z=i[X*2+2];break}}var ie=z?z.indexOf("overlay "):-1;return ie<0?z:ie==0?null:z.slice(0,ie-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 S=[];if(!n.hasOwnProperty(i))return S;var N=n[i],K=this.getModeAt(r);if(typeof K[i]=="string")N[K[i]]&&S.push(N[K[i]]);else if(K[i])for(var z=0;z<K[i].length;z++){var X=N[K[i][z]];X&&S.push(X)}else K.helperType&&N[K.helperType]?S.push(N[K.helperType]):N[K.name]&&S.push(N[K.name]);for(var ie=0;ie<N._global.length;ie++){var ue=N._global[ie];ue.pred(K,this)&&ee(S,ue.val)==-1&&S.push(ue.val)}return S},getStateAfter:function(r,i){var S=this.doc;return r=yn(S,r==null?S.first+S.size-1:r),vr(this,r+1,i).state},cursorCoords:function(r,i){var S,N=this.doc.sel.primary();return r==null?S=N.head:typeof r=="object"?S=ht(this.doc,r):S=r?N.from():N.to(),Tr(this,S,i||"page")},charCoords:function(r,i){return pa(this,ht(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,S){var N=!1,K;if(typeof r=="number"){var z=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>z&&(r=z,N=!0),K=nt(this.doc,r)}else K=r;return Fi(this,K,{top:0,left:0},i||"page",S||N).top+(N?this.doc.height-xr(K):0)},defaultTextHeight:function(){return _n(this.display)},defaultCharWidth:function(){return An(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,S,N,K){var z=this.display;r=Tr(this,ht(this.doc,r));var X=r.bottom,ie=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),z.sizer.appendChild(i),N=="over")X=r.top;else if(N=="above"||N=="near"){var ue=Math.max(z.wrapper.clientHeight,this.doc.height),xe=Math.max(z.sizer.clientWidth,z.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>ue)&&r.top>i.offsetHeight?X=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ue&&(X=r.bottom),ie+i.offsetWidth>xe&&(ie=xe-i.offsetWidth)}i.style.top=X+"px",i.style.left=i.style.right="",K=="right"?(ie=z.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?ie=0:K=="middle"&&(ie=(z.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ie+"px"),S&&Js(this,{left:ie,top:X,right:ie+i.offsetWidth,bottom:X+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,S,N){var K=1;i<0&&(K=-1,i=-i);for(var z=ht(this.doc,r),X=0;X<i&&!(z=za(this.doc,z,K,S,N),z.hitSide);++X);return z},moveH:Jt(function(r,i){var S=this;this.extendSelectionsBy(function(N){return S.display.shift||S.doc.extend||N.empty()?za(S.doc,N.head,r,i,S.options.rtlMoveVisually):r<0?N.from():N.to()},he)}),deleteH:Jt(function(r,i){var S=this.doc.sel,N=this.doc;S.somethingSelected()?N.replaceSelection("",null,"+delete"):Fn(this,function(K){var z=za(N,K.head,r,i,!1);return r<0?{from:z,to:K.head}:{from:K.head,to:z}})}),findPosV:function(r,i,S,N){var K=1,z=N;i<0&&(K=-1,i=-i);for(var X=ht(this.doc,r),ie=0;ie<i;++ie){var ue=Tr(this,X,"div");if(z==null?z=ue.left:ue.left=z,X=Ls(this,ue,K,S),X.hitSide)break}return X},moveV:Jt(function(r,i){var S=this,N=this.doc,K=[],z=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(ie){if(z)return r<0?ie.from():ie.to();var ue=Tr(S,ie.head,"div");ie.goalColumn!=null&&(ue.left=ie.goalColumn),K.push(ue.left);var xe=Ls(S,ue,r,i);return i=="page"&&ie==N.sel.primary()&&Ca(S,pa(S,xe,"div").top-ue.top),xe},he),K.length)for(var X=0;X<N.sel.ranges.length;X++)N.sel.ranges[X].goalColumn=K[X]}),findWordAt:function(r){var i=this.doc,S=nt(i,r.line).text,N=r.ch,K=r.ch;if(S){var z=this.getHelper(r,"wordChars");(r.sticky=="before"||K==S.length)&&N?--N:++K;for(var X=S.charAt(N),ie=De(X,z)?function(ue){return De(ue,z)}:/\s/.test(X)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!De(ue)};N>0&&ie(S.charAt(N-1));)--N;for(;K<S.length&&ie(S.charAt(K));)++K}return new wt(Ne(r.line,N),Ne(r.line,K))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Le(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},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-Lr(this)-this.display.barHeight,width:r.scrollWidth-Lr(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:Ne(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Zs(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Jt(function(r,i){var S=this,N=function(z){return typeof z=="number"||/^\d+$/.test(String(z))?z+"px":z};r!=null&&(this.display.wrapper.style.width=N(r)),i!=null&&(this.display.wrapper.style.height=N(i)),this.options.lineWrapping&&ao(this);var K=this.display.viewFrom;this.doc.iter(K,this.display.viewTo,function(z){if(z.widgets){for(var X=0;X<z.widgets.length;X++)if(z.widgets[X].noHScroll){Kr(S,K,"widget");break}}++K}),this.curOp.forceUpdate=!0,Le(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),La(this.display),(r==null||Math.abs(r-_n(this.display))>.5||this.options.lineWrapping)&&xa(this),Le(this,"refresh",this)}),swapDoc:Jt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),ko(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}},de(e),e.registerHelper=function(r,i,S){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=S},e.registerGlobalHelper=function(r,i,S,N){e.registerHelper(r,i,N),n[r]._global.push({pred:S,val:N})}}function za(e,t,n,r,i){var S=t,N=n,K=nt(e,t.line),z=i&&e.direction=="rtl"?-n:n;function X(){var et=t.line+z;return et<e.first||et>=e.first+e.size?!1:(t=new Ne(et,t.ch,t.sticky),K=nt(e,et))}function ie(et){var Ye;if(r=="codepoint"){var tt=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(tt)?Ye=null:Ye=new Ne(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(tt>=55296&&tt<56320?2:1))),-n)}else i?Ye=kl(e.cm,K,t,n):Ye=Na(K,t,n);if(Ye==null)if(!et&&X())t=Ba(i,e.cm,K,t.line,z);else return!1;else t=Ye;return!0}if(r=="char"||r=="codepoint")ie();else if(r=="column")ie(!0);else if(r=="word"||r=="group")for(var ue=null,xe=r=="group",be=e.cm&&e.cm.getHelper(t,"wordChars"),Me=!0;!(n<0&&!ie(!Me));Me=!1){var Fe=K.text.charAt(t.ch)||`
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`?"n":!xe||/\s/.test(Fe)?null:"p";if(xe&&!Me&&!We&&(We="s"),ue&&ue!=We){n<0&&(n=1,ie(),t.sticky="after");break}if(We&&(ue=We),n>0&&!ie(!Me))break}var Xe=$i(e,t,S,N,!0);return Gn(S,Xe)&&(Xe.hitSide=!0),Xe}function Ls(e,t,n,r){var i=e.doc,S=t.left,N;if(r=="page"){var K=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),z=Math.max(K-.5*_n(e.display),3);N=(n>0?t.bottom:t.top)+n*z}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var X;!(X=va(e,S,N),!X.outside);){if(n<0?N<=0:N>=i.height){X.hitSide=!0;break}N+=n*5}return X}var _t=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Y,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};_t.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;_s(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function S(K){for(var z=K.target;z;z=z.parentNode){if(z==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(z.className))break}return!1}Se(i,"paste",function(K){if(!S(K)||Ie(r,K)||Ss(K,r))return;U<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),Se(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Se(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Se(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Se(i,"touchstart",function(){return n.forceCompositionEnd()}),Se(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!S(K)||Ie(r,K))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),K.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var z=Cs(r);ta({lineWise:!0,text:z.text}),K.type=="cut"&&r.operation(function(){r.setSelections(z.ranges,0,ve),r.replaceSelection("",null,"cut")})}else return;if(K.clipboardData){K.clipboardData.clearData();var X=wr.text.join(`
`);if(K.clipboardData.setData("Text",X),K.clipboardData.getData("Text")==X){K.preventDefault();return}}var ie=As(),ue=ie.firstChild;r.display.lineSpace.insertBefore(ie,r.display.lineSpace.firstChild),ue.value=wr.text.join(`
`);var xe=document.activeElement;W(ue),setTimeout(function(){r.display.lineSpace.removeChild(ie),xe.focus(),xe==i&&n.showPrimarySelection()},50)}Se(i,"copy",N),Se(i,"cut",N)},_t.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},_t.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},_t.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},_t.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},_t.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 S=ra(t,e.anchorNode,e.anchorOffset),N=ra(t,e.focusNode,e.focusOffset);if(S&&!S.bad&&N&&!N.bad&&ct(Zr(S,N),r)==0&&ct(vn(S,N),i)==0)return;var K=t.display.view,z=r.line>=t.display.viewFrom&&Ds(t,r)||{node:K[0].measure.map[2],offset:0},X=i.line<t.display.viewTo&&Ds(t,i);if(!X){var ie=K[K.length-1].measure,ue=ie.maps?ie.maps[ie.maps.length-1]:ie.map;X={node:ue[ue.length-1],offset:ue[ue.length-2]-ue[ue.length-3]}}if(!z||!X){e.removeAllRanges();return}var xe=e.rangeCount&&e.getRangeAt(0),be;try{be=m(z.node,z.offset,X.offset,X.node)}catch(Me){}be&&(!A&&t.state.focused?(e.collapse(z.node,z.offset),be.collapsed||(e.removeAllRanges(),e.addRange(be))):(e.removeAllRanges(),e.addRange(be)),xe&&e.anchorNode==null?e.addRange(xe):A&&this.startGracePeriod()),this.rememberSelection()},_t.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)},_t.prototype.showMultipleSelections=function(e){l(this.cm.display.cursorDiv,e.cursors),l(this.cm.display.selectionDiv,e.selection)},_t.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},_t.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return E(this.div,t)},_t.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},_t.prototype.blur=function(){this.div.blur()},_t.prototype.getField=function(){return this.div},_t.prototype.supportsTouch=function(){return!0},_t.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)},_t.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},_t.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&y&&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),ve),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},_t.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Ne(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ne(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var S,N,K;r.line==t.viewFrom||(S=sn(e,r.line))==0?(N=Tt(t.view[0].line),K=t.view[0].node):(N=Tt(t.view[S].line),K=t.view[S-1].node.nextSibling);var z=sn(e,i.line),X,ie;if(z==t.view.length-1?(X=t.viewTo-1,ie=t.lineDiv.lastChild):(X=Tt(t.view[z+1].line)-1,ie=t.view[z+1].node.previousSibling),!K)return!1;for(var ue=e.doc.splitLines(tu(e,K,ie,N,X)),xe=Pr(e.doc,Ne(N,0),Ne(X,nt(e.doc,X).text.length));ue.length>1&&xe.length>1;)if(J(ue)==J(xe))ue.pop(),xe.pop(),X--;else if(ue[0]==xe[0])ue.shift(),xe.shift(),N++;else break;for(var be=0,Me=0,Fe=ue[0],We=xe[0],Xe=Math.min(Fe.length,We.length);be<Xe&&Fe.charCodeAt(be)==We.charCodeAt(be);)++be;for(var et=J(ue),Ye=J(xe),tt=Math.min(et.length-(ue.length==1?be:0),Ye.length-(xe.length==1?be:0));Me<tt&&et.charCodeAt(et.length-Me-1)==Ye.charCodeAt(Ye.length-Me-1);)++Me;if(ue.length==1&&xe.length==1&&N==r.line)for(;be&&be>r.ch&&et.charCodeAt(et.length-Me-1)==Ye.charCodeAt(Ye.length-Me-1);)be--,Me++;ue[ue.length-1]=et.slice(0,et.length-Me).replace(/^\u200b+/,""),ue[0]=ue[0].slice(be).replace(/\u200b+$/,"");var ut=Ne(N,be),at=Ne(X,xe.length?J(xe).length-Me:0);if(ue.length>1||ue[0]||ct(ut,at))return kn(e.doc,ue,ut,at,"+input"),!0},_t.prototype.ensurePolled=function(){this.forceCompositionEnd()},_t.prototype.reset=function(){this.forceCompositionEnd()},_t.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},_t.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)},_t.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&or(this.cm,function(){return tr(e.cm)})},_t.prototype.setUneditable=function(e){e.contentEditable="false"},_t.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||jt(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},_t.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},_t.prototype.onContextMenu=function(){},_t.prototype.resetPosition=function(){},_t.prototype.needsContentAttribute=!0;function Ds(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=nt(e.doc,t.line),i=eo(n,r,t.line),S=Je(r,e.doc.direction),N="left";if(S){var K=He(S,t.ch);N=K%2?"right":"left"}var z=no(i.map,t.ch,N);return z.offset=z.collapse=="right"?z.end:z.start,z}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Bn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var S="",N=!1,K=e.doc.lineSeparator(),z=!1;function X(be){return function(Me){return Me.id==be}}function ie(){N&&(S+=K,z&&(S+=K),N=z=!1)}function ue(be){be&&(ie(),S+=be)}function xe(be){if(be.nodeType==1){var Me=be.getAttribute("cm-text");if(Me){ue(Me);return}var Fe=be.getAttribute("cm-marker"),We;if(Fe){var Xe=e.findMarks(Ne(r,0),Ne(i+1,0),X(+Fe));Xe.length&&(We=Xe[0].find(0))&&ue(Pr(e.doc,We.from,We.to).join(K));return}if(be.getAttribute("contenteditable")=="false")return;var et=/^(pre|div|p|li|table|br)$/i.test(be.nodeName);if(!/^br$/i.test(be.nodeName)&&be.textContent.length==0)return;et&&ie();for(var Ye=0;Ye<be.childNodes.length;Ye++)xe(be.childNodes[Ye]);/^(pre|p)$/i.test(be.nodeName)&&(z=!0),et&&(N=!0)}else be.nodeType==3&&ue(be.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(xe(t),t==n);)t=t.nextSibling,z=!1;return S}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return Bn(e.clipPos(Ne(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var S=e.display.view[i];if(S.node==r)return ru(S,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!E(r,t))return Bn(Ne(Tt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var S=e.rest?J(e.rest):e.line;return Bn(Ne(Tt(S),S.text.length),i)}var N=t.nodeType==3?t:null,K=t;for(!N&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(N=t.firstChild,n&&(n=N.nodeValue.length));K.parentNode!=r;)K=K.parentNode;var z=e.measure,X=z.maps;function ie(We,Xe,et){for(var Ye=-1;Ye<(X?X.length:0);Ye++)for(var tt=Ye<0?z.map:X[Ye],ut=0;ut<tt.length;ut+=3){var at=tt[ut+2];if(at==We||at==Xe){var pt=Tt(Ye<0?e.line:e.rest[Ye]),Lt=tt[ut]+et;return(et<0||at!=We)&&(Lt=tt[ut+(et?1:0)]),Ne(pt,Lt)}}}var ue=ie(N,K,n);if(ue)return Bn(ue,i);for(var xe=K.nextSibling,be=N?N.nodeValue.length-n:0;xe;xe=xe.nextSibling){if(ue=ie(xe,xe.firstChild,0),ue)return Bn(Ne(ue.line,ue.ch-be),i);be+=xe.textContent.length}for(var Me=K.previousSibling,Fe=n;Me;Me=Me.previousSibling){if(ue=ie(Me,Me.firstChild,-1),ue)return Bn(Ne(ue.line,ue.ch+Fe),i);Fe+=Me.textContent.length}}var Mt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Y,this.hasSelection=!1,this.composing=null};Mt.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),g&&(i.style.width="0px"),Se(i,"input",function(){B&&U>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Se(i,"paste",function(N){if(Ie(r,N)||Ss(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function S(N){if(Ie(r,N))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var K=Cs(r);ta({lineWise:!0,text:K.text}),N.type=="cut"?r.setSelections(K.ranges,null,ve):(n.prevInput="",i.value=K.text.join(`
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`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Mt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Mt.prototype.onKeyPress=function(){B&&U>=9&&(this.hasSelection=null),this.fastPoll()},Mt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var S=on(n,e),N=r.scroller.scrollTop;if(!S||x)return;var K=n.options.resetSelectionOnContextMenu;K&&n.doc.sel.contains(S)==-1&&jt(n,Xt)(n.doc,zr(S),ve);var z=i.style.cssText,X=t.wrapper.style.cssText,ie=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-ie.top-5)+"px; left: "+(e.clientX-ie.left-5)+`px;
      z-index: 1000; background: `+(B?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var ue;k&&(ue=window.scrollY),r.input.focus(),k&&window.scrollTo(null,ue),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=be,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function xe(){if(i.selectionStart!=null){var Fe=n.somethingSelected(),We="\u200B"+(Fe?i.value:"");i.value="\u21DA",i.value=We,t.prevInput=Fe?"":"\u200B",i.selectionStart=1,i.selectionEnd=We.length,r.selForContextMenu=n.doc.sel}}function be(){if(t.contextMenuPending!=be)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=X,i.style.cssText=z,B&&U<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=N),i.selectionStart!=null){(!B||B&&U<9)&&xe();var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:G.default,bufferController:k.default,capLevelController:y.default,fpsController:x.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},b()),{},{subtitleStreamController:B.SubtitleStreamController,subtitleTrackController:U.default,timelineController:L.TimelineController,audioStreamController:I.default,audioTrackController:R.default,emeController:O.default,cmcdController:C.default});function b(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function h(l,a){if((a.liveSyncDurationCount||a.liveMaxLatencyDurationCount)&&(a.liveSyncDuration||a.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(a.liveMaxLatencyDurationCount!==void 0&&(a.liveSyncDurationCount===void 0||a.liveMaxLatencyDurationCount<=a.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(a.liveMaxLatencyDuration!==void 0&&(a.liveSyncDuration===void 0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return s({},l,a)}function c(l){var a=l.loader;if(a!==g.default&&a!==T.default)u.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),l.progressive=!1;else{var v=Object(g.fetchSupported)();v&&(l.loader=g.default,l.progressive=!0,l.enableSoftwareAES=!0,u.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),I=A("./src/utils/ewma-bandwidth-estimator.ts"),R=A("./src/events.ts"),B=A("./src/utils/buffer-helper.ts"),U=A("./src/errors.ts"),k=A("./src/types/loader.ts"),L=A("./src/utils/logger.ts");function y(C,T){for(var g=0;g<T.length;g++){var d=T[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function x(C,T,g){return T&&y(C.prototype,T),g&&y(C,g),C}var O=function(){function C(g){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=g;var d=g.config;this.bwEstimator=new I.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var T=C.prototype;return T.registerListeners=function(){var d=this.hls;d.on(R.Events.FRAG_LOADING,this.onFragLoading,this),d.on(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(R.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var d=this.hls;d.off(R.Events.FRAG_LOADING,this.onFragLoading,this),d.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.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(d,o){var u=o.frag;if(u.type===k.PlaylistLevelType.MAIN&&!this.timer){var s;this.fragCurrent=u,this.partCurrent=(s=o.part)!=null?s:null,this.timer=self.setInterval(this.onCheck,100)}},T.onLevelLoaded=function(d,o){var u=this.hls.config;o.details.live?this.bwEstimator.update(u.abrEwmaSlowLive,u.abrEwmaFastLive):this.bwEstimator.update(u.abrEwmaSlowVoD,u.abrEwmaFastVoD)},T._abandonRulesCheck=function(){var d=this.fragCurrent,o=this.partCurrent,u=this.hls,s=u.autoLevelEnabled,w=u.config,p=u.media;if(!d||!p)return;var f=o?o.stats:d.stats,_=o?o.duration:d.duration;if(f.aborted){L.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!s||p.paused||!p.playbackRate||!p.readyState)return;var b=performance.now()-f.loading.start,h=Math.abs(p.playbackRate);if(b<=500*_/h)return;var c=u.levels,l=u.minAutoLevel,a=c[d.level],v=f.total||Math.max(f.loaded,Math.round(_*a.maxBitrate/8)),m=Math.max(1,f.bwEstimate?f.bwEstimate/8:f.loaded*1e3/b),E=(v-f.loaded)/m,M=p.currentTime,F=(B.BufferHelper.bufferInfo(p,M,w.maxBufferHole).end-M)/h;if(F>=2*_/h||E<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>l;W--){var D=c[W].maxBitrate;if(j=_*D/(8*.8*m),j<F)break}if(j>=E)return;var P=this.bwEstimator.getEstimate();L.logger.warn("Fragment "+d.sn+(o?" part "+o.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(G.isFiniteNumber)(P)?(P/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+E.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),u.nextLoadLevel=W,this.bwEstimator.sample(b,f.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),u.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:o,stats:f})},T.onFragLoaded=function(d,o){var u=o.frag,s=o.part;if(u.type===k.PlaylistLevelType.MAIN&&Object(G.isFiniteNumber)(u.sn)){var w=s?s.stats:u.stats,p=s?s.duration:u.duration;if(this.clearTimer(),this.lastLoadedFragLevel=u.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var f=this.hls.levels[u.level],_=(f.loaded?f.loaded.bytes:0)+w.loaded,b=(f.loaded?f.loaded.duration:0)+p;f.loaded={bytes:_,duration:b},f.realBitrate=Math.round(8*_/b)}if(u.bitrateTest){var h={stats:w,frag:u,part:s,id:u.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,h),u.bitrateTest=!1}}},T.onFragBuffered=function(d,o){var u=o.frag,s=o.part,w=s?s.stats:u.stats;if(w.aborted)return;if(u.type!==k.PlaylistLevelType.MAIN||u.sn==="initSegment")return;var p=w.parsing.end-w.loading.start;this.bwEstimator.sample(p,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),u.bitrateTest?this.bitrateTestDelay=p/1e3:this.bitrateTestDelay=0},T.onError=function(d,o){switch(o.details){case U.ErrorDetails.FRAG_LOAD_ERROR:case U.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},T.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},T.getNextABRAutoLevel=function(){var d=this.fragCurrent,o=this.partCurrent,u=this.hls,s=u.maxAutoLevel,w=u.config,p=u.minAutoLevel,f=u.media,_=o?o.duration:d?d.duration:0,b=f?f.currentTime:0,h=f&&f.playbackRate!==0?Math.abs(f.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,l=(B.BufferHelper.bufferInfo(f,b,w.maxBufferHole).end-b)/h,a=this.findBestLevel(c,p,s,l,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(a>=0)return a;L.logger.trace((l?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=_?Math.min(_,w.maxStarvationDelay):w.maxStarvationDelay,m=w.abrBandWidthFactor,E=w.abrBandWidthUpFactor;if(!l){var M=this.bitrateTestDelay;if(M){var F=_?Math.min(_,w.maxLoadingDelay):w.maxLoadingDelay;v=F-M,L.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),m=E=1}}return a=this.findBestLevel(c,p,s,l+v,m,E),Math.max(a,0)},T.findBestLevel=function(d,o,u,s,w,p){for(var f,_=this.fragCurrent,b=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,l=c[h],a=!!(l!=null&&(f=l.details)!==null&&f!==void 0&&f.live),v=l==null?void 0:l.codecSet,m=b?b.duration:_?_.duration:0,E=u;E>=o;E--){var M=c[E];if(!M||v&&M.codecSet!==v)continue;var F=M.details,j=(b?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||m,W=void 0;E<=h?W=w*d:W=p*d;var D=c[E].maxBitrate,P=D*j/W;if(L.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+E+"/"+Math.round(W)+"/"+D+"/"+j+"/"+s+"/"+P),W>D&&(!P||a&&!this.bitrateTestDelay||P<s))return E}return-1},x(C,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,o=this.bwEstimator;if(d!==-1&&(!o||!o.canEstimate()))return d;var u=this.getNextABRAutoLevel();return d!==-1&&(u=Math.min(d,u)),u},set:function(d){this._nextAutoLevel=d}}]),C}();V.default=O},"./src/controller/audio-stream-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),I=A("./src/controller/base-stream-controller.ts"),R=A("./src/events.ts"),B=A("./src/utils/buffer-helper.ts"),U=A("./src/controller/fragment-tracker.ts"),k=A("./src/types/level.ts"),L=A("./src/types/loader.ts"),y=A("./src/loader/fragment.ts"),x=A("./src/demux/chunk-cache.ts"),O=A("./src/demux/transmuxer-interface.ts"),C=A("./src/types/transmuxer.ts"),T=A("./src/controller/fragment-finders.ts"),g=A("./src/utils/discontinuities.ts"),d=A("./src/errors.ts"),o=A("./src/utils/logger.ts");function u(){return u=Object.assign||function(_){for(var b=1;b<arguments.length;b++){var h=arguments[b];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(_[c]=h[c])}return _},u.apply(this,arguments)}function s(_,b){_.prototype=Object.create(b.prototype),_.prototype.constructor=_,w(_,b)}function w(_,b){return w=Object.setPrototypeOf||function(c,l){return c.__proto__=l,c},w(_,b)}var p=100,f=function(_){s(b,_);function b(c,l){var a;return a=_.call(this,c,l,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var h=b.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var l=this.hls;l.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(R.Events.ERROR,this.onError,this),l.on(R.Events.BUFFER_RESET,this.onBufferReset,this),l.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var l=this.hls;l.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(R.Events.ERROR,this.onError,this),l.off(R.Events.BUFFER_RESET,this.onBufferReset,this),l.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(l,a){var v=a.frag,m=a.id,E=a.initPTS;if(m==="main"){var M=v.cc;this.initPTS[v.cc]=E,this.log("InitPTS for cc: "+M+" found from main: "+E),this.videoTrackCC=M,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=I.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(p),this.fragLoadError=0,a>0&&l===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=I.State.IDLE):(this.loadedmetadata=!1,this.state=I.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=l,this.tick()},h.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var l,a=this.levels,v=this.trackId,m=a==null||((l=a[v])===null||l===void 0)?void 0:l.details;if(m){if(this.waitForCdnTuneIn(m))break;this.state=I.State.WAITING_INIT_PTS}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var E,M=performance.now(),F=this.retryDate;(!F||M>=F||(E=this.media)!==null&&E!==void 0&&E.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=I.State.IDLE);break}case I.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var W=j.frag,D=j.part,P=j.cache,H=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var Y=P.flush(),ee={frag:W,part:D,payload:Y,networkDetails:null};this._handleFragmentLoadProgress(ee),H&&_.prototype._handleFragmentLoadComplete.call(this,ee)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),Te=B.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),ve=Object(T.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,W);ve<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},h.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},h.doTickIdle=function(){var l,a,v=this.hls,m=this.levels,E=this.media,M=this.trackId,F=v.config;if(!m||!m[M])return;if(!E&&(this.startFragRequested||!F.startFragPrefetch))return;var j=m[M],W=j.details;if(!W||W.live&&this.levelLastLoaded!==M||this.waitForCdnTuneIn(W)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,y.ElementaryStreamTypes.AUDIO,L.PlaylistLevelType.AUDIO));var D=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,L.PlaylistLevelType.AUDIO);if(D===null)return;var P=D.len,H=this.getMaxBufferLength(),Y=this.audioSwitch;if(P>=H&&!Y)return;if(!Y&&this._streamEnded(D,W)){v.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var ee=W.fragments,oe=ee[0].start,Te=D.end;if(Y){var ve=this.getLoadPosition();Te=ve,W.PTSKnown&&ve<oe&&((D.end>oe||D.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),E.currentTime=oe+.05))}var ge=this.getNextFragment(Te,W);if(!ge){this.bufferFlushed=!0;return}((l=ge.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=ge.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(ge,W):this.loadFragment(ge,W,Te)},h.getMaxBufferLength=function(){var l=_.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,L.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,_.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(l,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(m){return new k.Level(m)})},h.onAudioTrackSwitching=function(l,a){var v=!!a.url;this.trackId=a.id;var m=this.fragCurrent;m!=null&&m.loader&&m.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),v?this.setInterval(p):this.resetTransmuxer(),v?(this.audioSwitch=!0,this.state=I.State.IDLE):this.state=I.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(l,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(l,a){var v,m=this.levels,E=a.details,M=a.id;if(!m){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+E.startSN+","+E.endSN+"],duration:"+E.totalduration);var F=m[M],j=0;if(E.live||(v=F.details)!==null&&v!==void 0&&v.live){var W=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!W)return;!F.details&&E.hasProgramDateTime&&W.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(E,W),j=E.fragments[0].start):j=this.alignPlaylists(E,F.details)}F.details=E,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!E.live)&&this.setStartPosition(F.details,j),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(E)&&(this.state=I.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(l){var a,v=l.frag,m=l.part,E=l.payload,M=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+v.sn+" of level "+v.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var D=W.details;console.assert(D,"Audio track details are defined on fragment load progress");var P=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new O.default(this.hls,L.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Y=this.initPTS[v.cc],ee=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(Y!==void 0){var oe=!1,Te=m?m.index:-1,ve=Te!==-1,ge=new C.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,E.byteLength,Te,ve);H.push(E,ee,P,"",v,m,D.totalduration,oe,ge,Y)}else{o.logger.log("Unknown video PTS for cc "+v.cc+", waiting for video PTS before demuxing audio frag "+v.sn+" of ["+D.startSN+" ,"+D.endSN+"],track "+F);var he=this.waitingData=this.waitingData||{frag:v,part:m,cache:new x.default,complete:!1},fe=he.cache;fe.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}_.prototype._handleFragmentLoadComplete.call(this,l)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(l,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(l,a){var v=a.frag,m=a.part;if(v.type!==L.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(v)){this.warn("Fragment "+v.sn+(m?" p: "+m.index:"")+" of level "+v.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}v.sn!=="initSegment"&&(this.fragPrevious=v,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,m)},h.onError=function(l,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(L.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==I.State.ERROR&&this.state!==I.State.STOPPED&&(this.state=a.fatal?I.State.ERROR:I.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var v=!0,m=this.getFwdBufferInfo(this.mediaBuffer,L.PlaylistLevelType.AUDIO);m&&m.len>.5&&(v=!this.reduceMaxBufferLength(m.len)),v&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,_.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(l,a){var v=a.type;v===y.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(l){var a,v="audio",m=this.hls,E=l.remuxResult,M=l.chunkMeta,F=this.getCurrentContext(M);if(!F){this.warn("The loading context changed while buffering fragment "+M.sn+" of level "+M.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(M.level);return}var j=F.frag,W=F.part,D=E.audio,P=E.text,H=E.id3,Y=E.initSegment;if(this.fragContextChanged(j))return;if(this.state=I.State.PARSING,this.audioSwitch&&D&&this.completeAudioSwitch(),Y!=null&&Y.tracks&&(this._bufferInitSegment(Y.tracks,j,M),m.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:v,tracks:Y.tracks})),D){var ee=D.startPTS,oe=D.endPTS,Te=D.startDTS,ve=D.endDTS;W&&(W.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:oe,startDTS:Te,endDTS:ve}),j.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,ee,oe,Te,ve),this.bufferFragmentData(D,j,W,M)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var ge=u({frag:j,id:v},H);m.trigger(R.Events.FRAG_PARSING_METADATA,ge)}if(P){var he=u({frag:j,id:v},P);m.trigger(R.Events.FRAG_PARSING_USERDATA,he)}},h._bufferInitSegment=function(l,a,v){if(this.state!==I.State.PARSING)return;l.video&&delete l.video;var m=l.audio;if(!m)return;m.levelCodec=m.codec,m.id="audio",this.log("Init audio buffer, container:"+m.container+", codecs[parsed]=["+m.codec+"]"),this.hls.trigger(R.Events.BUFFER_CODECS,l);var E=m.initSegment;if(E!=null&&E.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:E};this.hls.trigger(R.Events.BUFFER_APPENDING,M)}this.tick()},h.loadFragment=function(l,a,v){var m=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||m===U.FragmentState.NOT_LOADED||m===U.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(G.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,_.prototype.loadFragment.call(this,l,a,v)))},h.completeAudioSwitch=function(){var l=this.hls,a=this.media,v=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),_.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:v})},b}(I.default);V.default=f},"./src/controller/audio-track-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/controller/base-playlist-controller.ts"),B=A("./src/types/loader.ts");function U(O,C){for(var T=0;T<C.length;T++){var g=C[T];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(O,g.key,g)}}function k(O,C,T){return C&&U(O.prototype,C),T&&U(O,T),O}function L(O,C){O.prototype=Object.create(C.prototype),O.prototype.constructor=O,y(O,C)}function y(O,C){return y=Object.setPrototypeOf||function(g,d){return g.__proto__=d,g},y(O,C)}var x=function(O){L(C,O);function C(g){var d;return d=O.call(this,g,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var T=C.prototype;return T.registerListeners=function(){var d=this.hls;d.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(G.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var d=this.hls;d.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(G.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,O.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(d,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(d,o){var u=o.id,s=o.details,w=this.tracksInGroup[u];if(!w){this.warn("Invalid audio track id "+u);return}var p=w.details;w.details=o.details,this.log("audioTrack "+u+" loaded ["+s.startSN+"-"+s.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,o,p))},T.onLevelLoading=function(d,o){this.switchLevel(o.level)},T.onLevelSwitching=function(d,o){this.switchLevel(o.level)},T.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var u=o.audioGroupIds[o.urlId];if(this.groupId!==u){this.groupId=u;var s=this.tracks.filter(function(p){return!u||p.groupId===u});this.selectDefaultTrack&&!s.some(function(p){return p.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=s;var w={audioTracks:s};this.log("Updating audio tracks, "+s.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(G.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},T.onError=function(d,o){if(O.prototype.onError.call(this,d,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},T.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var u=o[this.trackId];this.log("Now switching to audio-track index "+d);var s=o[d],w=s.id,p=s.groupId,f=p===void 0?"":p,_=s.name,b=s.type,h=s.url;if(this.trackId=d,this.trackName=_,this.selectDefaultTrack=!1,this.hls.trigger(G.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:f,name:_,type:b,url:h}),s.details&&!s.details.live)return;var c=this.switchParams(s.url,u==null?void 0:u.details);this.loadPlaylist(c)},T.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,u=this.findTrackId(o)||this.findTrackId();u!==-1?this.setAudioTrack(u):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(d){for(var o=this.tracksInGroup,u=0;u<o.length;u++){var s=o[u];if((!this.selectDefaultTrack||s.default)&&(!d||d===s.name))return s.id}return-1},T.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var u=o.id,s=o.groupId,w=o.url;if(d)try{w=d.addDirectives(w)}catch(p){this.warn("Could not construct new URL with HLS Delivery Directives: "+p)}this.log("loading audio-track playlist for id: "+u),this.clearTimer(),this.hls.trigger(G.Events.AUDIO_TRACK_LOADING,{url:w,id:u,groupId:s,deliveryDirectives:d||null})}},k(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),C}(R.default);V.default=x},"./src/controller/base-playlist-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return k});var G=A("./src/polyfills/number.ts"),I=A("./src/types/level.ts"),R=A("./src/controller/level-helper.ts"),B=A("./src/utils/logger.ts"),U=A("./src/errors.ts"),k=function(){function L(x,O){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=B.logger.log.bind(B.logger,O+":"),this.warn=B.logger.warn.bind(B.logger,O+":"),this.hls=x}var y=L.prototype;return y.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},y.onError=function(O,C){C.fatal&&C.type===U.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},y.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},y.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},y.stopLoad=function(){this.canLoad=!1,this.clearTimer()},y.switchParams=function(O,C){var T=C==null?void 0:C.renditionReports;if(T)for(var g=0;g<T.length;g++){var d=T[g],o=""+d.URI;if(o===O.substr(-o.length)){var u=parseInt(d["LAST-MSN"]),s=parseInt(d["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var w=Math.min(C.age-C.partTarget,C.targetduration);s!==void 0&&w>C.partTarget&&(s+=1)}if(Object(G.isFiniteNumber)(u))return new I.HlsUrlParameters(u,Object(G.isFiniteNumber)(s)?s:void 0,I.HlsSkip.No)}}},y.loadPlaylist=function(O){},y.shouldLoadTrack=function(O){return this.canLoad&&O&&!!O.url&&(!O.details||O.details.live)},y.playlistLoaded=function(O,C,T){var g=this,d=C.details,o=C.stats,u=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-u,d.live||T!=null&&T.live){if(d.reloaded(T),T&&this.log("live playlist "+O+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),T&&d.fragments.length>0&&Object(R.mergeDetails)(T,d),!this.canLoad||!d.live)return;var s,w=void 0,p=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var f=this.hls.config.lowLatencyMode,_=d.lastPartSn,b=d.endSN,h=d.lastPartIndex,c=h!==-1,l=_===b,a=f?0:h;c?(w=l?b+1:_,p=l?a:h+1):w=b+1;var v=d.age,m=v+d.ageHeader,E=Math.min(m-d.partTarget,d.targetduration*1.5);if(E>0){if(T&&E>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+E+" with playlist age: "+d.age),E=0;else{var M=Math.floor(E/d.targetduration);if(w+=M,p!==void 0){var F=Math.round(E%d.targetduration/d.partTarget);p+=F}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+E+" skip sn "+M+" to part "+p)}d.tuneInGoal=E}if(s=this.getDeliveryDirectives(d,C.deliveryDirectives,w,p),f||!l){this.loadPlaylist(s);return}}else s=this.getDeliveryDirectives(d,C.deliveryDirectives,w,p);var j=Object(R.computeReloadInterval)(d,o);w!==void 0&&d.canBlockReload&&(j-=d.partTarget||1),this.log("reload live playlist "+O+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return g.loadPlaylist(s)},j)}else this.clearTimer()},y.getDeliveryDirectives=function(O,C,T,g){var d=Object(I.getSkipValue)(O,T);return C!=null&&C.skip&&O.deltaUpdateFailed&&(T=C.msn,g=C.part,d=I.HlsSkip.No),new I.HlsUrlParameters(T,g,d)},y.retryLoadingOrFail=function(O){var C=this,T=this.hls.config,g=this.retryCount<T.levelLoadingMaxRetry;if(g){var d;if(this.retryCount++,O.details.indexOf("LoadTimeOut")>-1&&(d=O.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+O.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*T.levelLoadingRetryDelay,T.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+O.details+'"')}}else this.warn('cannot recover from error "'+O.details+'"'),this.clearTimer(),O.fatal=!0;return g},L}()},"./src/controller/base-stream-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"State",function(){return b}),A.d(V,"default",function(){return h});var G=A("./src/polyfills/number.ts"),I=A("./src/task-loop.ts"),R=A("./src/controller/fragment-tracker.ts"),B=A("./src/utils/buffer-helper.ts"),U=A("./src/utils/logger.ts"),k=A("./src/events.ts"),L=A("./src/errors.ts"),y=A("./src/types/transmuxer.ts"),x=A("./src/utils/mp4-tools.ts"),O=A("./src/utils/discontinuities.ts"),C=A("./src/controller/fragment-finders.ts"),T=A("./src/controller/level-helper.ts"),g=A("./src/loader/fragment-loader.ts"),d=A("./src/crypt/decrypter.ts"),o=A("./src/utils/time-ranges.ts"),u=A("./src/types/loader.ts");function s(c,l){for(var a=0;a<l.length;a++){var v=l[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(c,v.key,v)}}function w(c,l,a){return l&&s(c.prototype,l),a&&s(c,a),c}function p(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function f(c,l){c.prototype=Object.create(l.prototype),c.prototype.constructor=c,_(c,l)}function _(c,l){return _=Object.setPrototypeOf||function(v,m){return v.__proto__=m,v},_(c,l)}var b={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},h=function(c){f(l,c);function l(v,m,E){var M;return M=c.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=b.STOPPED,M.media=void 0,M.mediaBuffer=void 0,M.config=void 0,M.bitrateTest=!1,M.lastCurrentTime=0,M.nextLoadPosition=0,M.startPosition=0,M.loadedmetadata=!1,M.fragLoadError=0,M.retryDate=0,M.levels=null,M.fragmentLoader=void 0,M.levelLastLoaded=null,M.startFragRequested=!1,M.decrypter=void 0,M.initPTS=[],M.onvseeking=null,M.onvended=null,M.logPrefix="",M.log=void 0,M.warn=void 0,M.logPrefix=E,M.log=U.logger.log.bind(U.logger,E+":"),M.warn=U.logger.warn.bind(U.logger,E+":"),M.hls=v,M.fragmentLoader=new g.default(v.config),M.fragmentTracker=m,M.config=v.config,M.decrypter=new d.default(v,v.config),v.on(k.Events.KEY_LOADED,M.onKeyLoaded,p(M)),M}var a=l.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(m){},a.stopLoad=function(){this.fragmentLoader.abort();var m=this.fragCurrent;m&&this.fragmentTracker.removeFragment(m),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=b.STOPPED},a._streamEnded=function(m,E){var M=this.fragCurrent,F=this.fragmentTracker;if(!E.live&&M&&M.sn===E.endSN&&!m.nextStart){var j=F.getState(M);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(m,E){var M=this.media=this.mediaBuffer=E.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),M.addEventListener("seeking",this.onvseeking),M.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===b.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var m=this.media;m!=null&&m.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),m&&(m.removeEventListener("seeking",this.onvseeking),m.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 m=this.config,E=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,D=B.BufferHelper.bufferInfo(F||M,W,m.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===b.ENDED)this.resetLoadingState();else if(E&&!D.len){var P=m.maxFragLookUpTolerance,H=E.start-P,Y=E.start+E.duration+P,ee=W>Y;(W<H||ee)&&(ee&&E.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),E.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!D.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(m,E){if(this.state!==b.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=b.IDLE;var M=this.levels[E.frag.level].details;M&&this.loadFragment(E.frag,M,E.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=b.STOPPED,this.hls.off(k.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(m,E){this.log("Loading key for "+m.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level),this.state=b.KEY_LOADING,this.fragCurrent=m,this.hls.trigger(k.Events.KEY_LOADING,{frag:m})},a.loadFragment=function(m,E,M){this._loadFragForPlayback(m,E,M)},a._loadFragForPlayback=function(m,E,M){var F=this,j=function(D){if(F.fragContextChanged(m)){F.warn("Fragment "+m.sn+(D.part?" p: "+D.part.index:"")+" of level "+m.level+" was dropped during download."),F.fragmentTracker.removeFragment(m);return}m.stats.chunkCount++,F._handleFragmentLoadProgress(D)};this._doFragLoad(m,E,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var D=F.state;if(F.fragContextChanged(m)){(D===b.FRAG_LOADING||D===b.BACKTRACKING||!F.fragCurrent&&D===b.PARSING)&&(F.fragmentTracker.removeFragment(m),F.state=b.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+m.sn+" of level "+m.level),F.hls.trigger(k.Events.FRAG_LOADED,W),F.state===b.BACKTRACKING)){F.fragmentTracker.backtrack(m,W),F.resetFragmentLoading(m);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(m)})},a.flushMainBuffer=function(m,E,M){if(M===void 0&&(M=null),!(m-E))return;var F={startOffset:m,endOffset:E,type:M};this.fragLoadError=0,this.hls.trigger(k.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(m){var E=this;this._doFragLoad(m).then(function(M){if(!M||E.fragContextChanged(m)||!E.levels)throw new Error("init load aborted");return M}).then(function(M){var F=E.hls,j=M.payload,W=m.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var D=self.performance.now();return E.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(P){var H=self.performance.now();return F.trigger(k.Events.FRAG_DECRYPTED,{frag:m,payload:P,stats:{tstart:D,tdecrypt:H}}),M.payload=P,M})}return M}).then(function(M){var F=E.fragCurrent,j=E.hls,W=E.levels;if(!W)throw new Error("init load aborted, missing levels");var D=W[m.level].details;console.assert(D,"Level details are defined when init segment is loaded");var P=m.stats;E.state=b.IDLE,E.fragLoadError=0,m.data=new Uint8Array(M.payload),P.parsing.start=P.buffering.start=self.performance.now(),P.parsing.end=P.buffering.end=self.performance.now(),M.frag===F&&j.trigger(k.Events.FRAG_BUFFERED,{stats:P,frag:F,part:null,id:m.type}),E.tick()}).catch(function(M){E.warn(M),E.resetFragmentLoading(m)})},a.fragContextChanged=function(m){var E=this.fragCurrent;return!m||!E||m.level!==E.level||m.sn!==E.sn||m.urlId!==E.urlId},a.fragBufferedComplete=function(m,E){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+m.type+" sn: "+m.sn+(E?" part: "+E.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level+" "+o.default.toString(B.BufferHelper.getBuffered(M))),this.state=b.IDLE,this.tick()},a._handleFragmentLoadComplete=function(m){var E=this.transmuxer;if(!E)return;var M=m.frag,F=m.part,j=m.partsLoaded,W=!j||j.length===0||j.some(function(P){return!P}),D=new y.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);E.flush(D)},a._handleFragmentLoadProgress=function(m){},a._doFragLoad=function(m,E,M,F){var j=this;if(M===void 0&&(M=null),!this.levels)throw new Error("frag load aborted, missing levels");if(M=Math.max(m.start,M||0),this.config.lowLatencyMode&&E){var W=E.partList;if(W&&F){M>m.end&&E.fragmentHint&&(m=E.fragmentHint);var D=this.getNextPart(W,m,M);if(D>-1){var P=W[D];return this.log("Loading part sn: "+m.sn+" p: "+P.index+" cc: "+m.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+D+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=P.start+P.duration,this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,part:W[D],targetBufferTime:M}),this.doFragPartsLoad(m,W,D,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!m.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+m.sn+" cc: "+m.cc+" "+(E?"of ["+E.startSN+"-"+E.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(M.toFixed(3))),Object(G.isFiniteNumber)(m.sn)&&!this.bitrateTest&&(this.nextLoadPosition=m.start+m.duration),this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,targetBufferTime:M}),this.fragmentLoader.load(m,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(m,E,M,F){var j=this;return new Promise(function(W,D){var P=[],H=function Y(ee){var oe=E[ee];j.fragmentLoader.loadPart(m,oe,F).then(function(Te){P[oe.index]=Te;var ve=Te.part;j.hls.trigger(k.Events.FRAG_LOADED,Te);var ge=E[ee+1];if(ge&&ge.fragment===m)Y(ee+1);else return W({frag:m,part:ve,partsLoaded:P})}).catch(D)};H(M)})},a.handleFragLoadError=function(m){var E=m.data;return E&&E.details===L.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(E.frag,E.part):this.hls.trigger(k.Events.ERROR,E),null},a._handleTransmuxerFlush=function(m){var E=this.getCurrentContext(m);if(!E||this.state!==b.PARSING){this.fragCurrent||(this.state=b.IDLE);return}var M=E.frag,F=E.part,j=E.level,W=self.performance.now();M.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(M,F,j,m.partial)},a.getCurrentContext=function(m){var E=this.levels,M=m.level,F=m.sn,j=m.part;if(!E||!E[M])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+M+". The current chunk will not be buffered."),null;var W=E[M],D=j>-1?Object(T.getPartWith)(W,F,j):null,P=D?D.fragment:Object(T.getFragmentWithSN)(W,F,this.fragCurrent);return P?{frag:P,part:D,level:W}:null},a.bufferFragmentData=function(m,E,M,F){if(!m||this.state!==b.PARSING)return;var j=m.data1,W=m.data2,D=j;if(j&&W&&(D=Object(x.appendUint8Array)(j,W)),!D||!D.length)return;var P={type:m.type,frag:E,part:M,chunkMeta:F,parent:E.type,data:D};this.hls.trigger(k.Events.BUFFER_APPENDING,P),m.dropped&&m.independent&&!M&&this.flushBufferGap(E)},a.flushBufferGap=function(m){var E=this.media;if(!E)return;if(!B.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,m.start);return}var M=E.currentTime,F=B.BufferHelper.bufferInfo(E,M,0),j=m.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),D=Math.max(Math.min(m.start-W,F.end-W),M+W);m.start-D>W&&this.flushMainBuffer(D,m.start)},a.getFwdBufferInfo=function(m,E){var M=this.config,F=this.getLoadPosition();if(!Object(G.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(m,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,E);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(m,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(m){var E=this.config,M;return m?M=Math.max(8*E.maxBufferSize/m,E.maxBufferLength):M=E.maxBufferLength,Math.min(M,E.maxMaxBufferLength)},a.reduceMaxBufferLength=function(m){var E=this.config,M=m||E.maxBufferLength;return E.maxMaxBufferLength>=M?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(m,E){var M,F,j=E.fragments,W=j.length;if(!W)return null;var D=this.config,P=j[0].start,H;if(E.live){var Y=D.initialLiveManifestSize;if(W<Y)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+Y+")"),null;!E.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(E,j),this.startPosition=H?this.hls.liveSyncPosition||H.start:m)}else m<=P&&(H=j[0]);if(!H){var ee=D.lowLatencyMode?E.partEnd:E.fragmentEnd;H=this.getFragmentAtPosition(m,ee,E)}return(M=H)!==null&&M!==void 0&&M.initSegment&&!((F=H)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},a.getNextPart=function(m,E,M){for(var F=-1,j=!1,W=!0,D=0,P=m.length;D<P;D++){var H=m[D];if(W=W&&!H.independent,F>-1&&M<H.start)break;var Y=H.loaded;!Y&&(j||H.independent||W)&&H.fragment===E&&(F=D),j=Y}return F},a.loadedEndOfParts=function(m,E){var M=m[m.length-1];return M&&E>M.start&&M.loaded},a.getInitialLiveFragment=function(m,E){var M=this.fragPrevious,F=null;if(M){if(m.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(C.findFragmentByPDT)(E,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=m.startSN&&j<=m.endSN){var W=E[j-m.startSN];M.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(C.findFragWithCC)(E,M.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var D=this.hls.liveSyncPosition;D!==null&&(F=this.getFragmentAtPosition(D,this.bitrateTest?m.fragmentEnd:m.edge,m))}return F},a.getFragmentAtPosition=function(m,E,M){var F=this.config,j=this.fragPrevious,W=M.fragments,D=M.endSN,P=M.fragmentHint,H=F.maxFragLookUpTolerance,Y=!!(F.lowLatencyMode&&M.partList&&P);Y&&P&&!this.bitrateTest&&(W=W.concat(P),D=P.sn);var ee;if(m<E){var oe=m>E-H?0:H;ee=Object(C.findFragmentByPTS)(j,W,m,oe)}else ee=W[W.length-1];if(ee){var Te=ee.sn-M.startSN,ve=j&&ee.level===j.level,ge=W[Te+1],he=this.fragmentTracker.getState(ee);if(he===R.FragmentState.BACKTRACKED){ee=null;for(var fe=Te;W[fe]&&this.fragmentTracker.getState(W[fe])===R.FragmentState.BACKTRACKED;)j?ee=W[fe--]:ee=W[--fe];ee||(ee=ge)}else j&&ee.sn===j.sn&&!Y&&(ve&&(ee.sn<D&&this.fragmentTracker.getState(ge)!==R.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+ge.sn),ee=ge):ee=null))}return ee},a.synchronizeToLiveEdge=function(m){var E=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=m.fragments[0].start,D=m.edge,P=j>=W-E.maxFragLookUpTolerance&&j<=D;if(F!==null&&M.duration>F&&(j<F||!P)){var H=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*m.targetduration;(!P&&M.readyState<4||j<D-H)&&(this.loadedmetadata||(this.nextLoadPosition=F),M.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+D+", reset currentTime to : "+F.toFixed(3)),M.currentTime=F))}},a.alignPlaylists=function(m,E){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,D=m.fragments.length;if(!D)return this.warn("No fragments in live playlist"),0;var P=m.fragments[0].start,H=!E,Y=m.alignedSliding&&Object(G.isFiniteNumber)(P);if(H||!Y&&!P){Object(O.alignStream)(j,W,m);var ee=m.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+m.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+D),ee}return P},a.waitForCdnTuneIn=function(m){var E=3;return m.live&&m.canBlockReload&&m.tuneInGoal>Math.max(m.partHoldBack,m.partTarget*E)},a.setStartPosition=function(m,E){var M=this.startPosition;if(M<E&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=m.startTimeOffset;Object(G.isFiniteNumber)(F)?(M=E+F,F<0&&(M+=m.totalduration),M=Math.min(Math.max(E,M),E+m.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):m.live?M=this.hls.liveSyncPosition||E:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var m=this.media,E=0;return this.loadedmetadata&&m?E=m.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},a.handleFragLoadAborted=function(m,E){this.transmuxer&&m.sn!=="initSegment"&&m.stats.aborted&&(this.warn("Fragment "+m.sn+(E?" part"+E.index:"")+" of level "+m.level+" was aborted"),this.resetFragmentLoading(m))},a.resetFragmentLoading=function(m){(!this.fragCurrent||!this.fragContextChanged(m))&&(this.state=b.IDLE)},a.onFragmentOrKeyLoadError=function(m,E){if(E.fatal)return;var M=E.frag;if(!M||M.type!==m)return;var F=this.fragCurrent;console.assert(F&&M.sn===F.sn&&M.level===F.level&&M.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(M.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+M.sn+" of "+m+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=b.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(m===u.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=b.IDLE):(U.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=b.ERROR)},a.afterBufferFlushed=function(m,E,M){if(!m)return;var F=B.BufferHelper.getBuffered(m);this.fragmentTracker.detectEvictedFragments(E,F,M),this.state===b.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=b.IDLE},a.resetLiveStartWhenNotLoaded=function(m){if(!this.loadedmetadata){this.startFragRequested=!1;var E=this.levels?this.levels[m].details:null;if(E!=null&&E.live)return this.startPosition=-1,this.setStartPosition(E,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(m,E,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var D=Object.keys(m.elementaryStreams).reduce(function(P,H){var Y=m.elementaryStreams[H];if(Y){var ee=Y.endPTS-Y.startPTS;if(ee<=0)return j.warn("Could not parse fragment "+m.sn+" "+H+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),P||!1;var oe=F?0:Object(T.updateFragPTSDTS)(W,m,Y.startPTS,Y.endPTS,Y.startDTS,Y.endDTS);return j.hls.trigger(k.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:oe,type:H,frag:m,start:Y.startPTS,end:Y.endPTS}),!0}return P},!1);D?(this.state=b.PARSED,this.hls.trigger(k.Events.FRAG_PARSED,{frag:m,part:E})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(l,[{key:"state",get:function(){return this._state},set:function(m){var E=this._state;E!==m&&(this._state=m,this.log(E+"->"+m))}}]),l}(I.default)},"./src/controller/buffer-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return C});var G=A("./src/polyfills/number.ts"),I=A("./src/events.ts"),R=A("./src/utils/logger.ts"),B=A("./src/errors.ts"),U=A("./src/utils/buffer-helper.ts"),k=A("./src/utils/mediasource-helper.ts"),L=A("./src/loader/fragment.ts"),y=A("./src/controller/buffer-operation-queue.ts"),x=Object(k.getMediaSource)(),O=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(d){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var u=o.hls,s=o.media,w=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),s&&(o.updateMediaElementDuration(),u.trigger(I.Events.MEDIA_ATTACHED,{media:s})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var g=T.prototype;return g.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},g.destroy=function(){this.unregisterListeners(),this.details=null},g.registerListeners=function(){var o=this.hls;o.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(I.Events.BUFFER_RESET,this.onBufferReset,this),o.on(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(I.Events.BUFFER_EOS,this.onBufferEos,this),o.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(I.Events.FRAG_PARSED,this.onFragParsed,this),o.on(I.Events.FRAG_CHANGED,this.onFragChanged,this)},g.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(I.Events.BUFFER_RESET,this.onBufferReset,this),o.off(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(I.Events.BUFFER_EOS,this.onBufferEos,this),o.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(I.Events.FRAG_PARSED,this.onFragParsed,this),o.off(I.Events.FRAG_CHANGED,this.onFragChanged,this)},g._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new y.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},g.onManifestParsed=function(o,u){var s=2;(u.audio&&!u.video||!u.altAudio)&&(s=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=s,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},g.onMediaAttaching=function(o,u){var s=this.media=u.media;if(s&&x){var w=this.mediaSource=new x;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),s.src=self.URL.createObjectURL(w),this._objectUrl=s.src}},g.onMediaDetaching=function(){var o=this.media,u=this.mediaSource,s=this._objectUrl;if(u){if(R.logger.log("[buffer-controller]: media source detaching"),u.readyState==="open")try{u.endOfStream()}catch(w){R.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),u.removeEventListener("sourceopen",this._onMediaSourceOpen),u.removeEventListener("sourceended",this._onMediaSourceEnded),u.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(s&&self.URL.revokeObjectURL(s),o.src===s?(o.removeAttribute("src"),o.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(I.Events.MEDIA_DETACHED,void 0)},g.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(u){var s=o.sourceBuffer[u];try{s&&(o.removeBufferListeners(u),o.mediaSource&&o.mediaSource.removeSourceBuffer(s),o.sourceBuffer[u]=void 0)}catch(w){R.logger.warn("[buffer-controller]: Failed to reset the "+u+" buffer",w)}}),this._initSourceBuffer()},g.onBufferCodecs=function(o,u){var s=this,w=this.getSourceBufferTypes().length;if(Object.keys(u).forEach(function(p){if(w){var f=s.tracks[p];if(f&&typeof f.buffer.changeType=="function"){var _=u[p],b=_.codec,h=_.levelCodec,c=_.container,l=(f.levelCodec||f.codec).replace(O,"$1"),a=(h||b).replace(O,"$1");if(l!==a){var v=c+";codecs="+(h||b);s.appendChangeType(p,v)}}}else s.pendingTracks[p]=u[p]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},g.appendChangeType=function(o,u){var s=this,w=this.operationQueue,p={execute:function(){var _=s.sourceBuffer[o];_&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+u),_.changeType(u)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(_){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",_)}};w.append(p,o)},g.onBufferAppending=function(o,u){var s=this,w=this.hls,p=this.operationQueue,f=this.tracks,_=u.data,b=u.type,h=u.frag,c=u.part,l=u.chunkMeta,a=l.buffering[b],v=self.performance.now();a.start=v;var m=h.stats.buffering,E=c?c.stats.buffering:null;m.start===0&&(m.start=v),E&&E.start===0&&(E.start=v);var M=f.audio,F=b==="audio"&&l.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var D=s.sourceBuffer[b];if(D){var P=h.start-D.timestampOffset;Math.abs(P)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+P+") sn: "+h.sn+")"),D.timestampOffset=h.start)}}s.appendExecutor(_,b)},onStart:function(){},onComplete:function(){var D=self.performance.now();a.executeEnd=a.end=D,m.first===0&&(m.first=D),E&&E.first===0&&(E.first=D);var P=s.sourceBuffer,H={};for(var Y in P)H[Y]=U.BufferHelper.getBuffered(P[Y]);s.appendError=0,s.hls.trigger(I.Events.BUFFER_APPENDED,{type:b,frag:h,part:c,chunkMeta:l,parent:h.type,timeRanges:H})},onError:function(D){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+b+" SourceBuffer",D);var P={type:B.ErrorTypes.MEDIA_ERROR,parent:h.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:D,fatal:!1};D.code===DOMException.QUOTA_EXCEEDED_ERR?P.details=B.ErrorDetails.BUFFER_FULL_ERROR:(s.appendError++,P.details=B.ErrorDetails.BUFFER_APPEND_ERROR,s.appendError>w.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),P.fatal=!0)),w.trigger(I.Events.ERROR,P)}};p.append(j,b)},g.onBufferFlushing=function(o,u){var s=this,w=this.operationQueue,p=function(_){return{execute:s.removeExecutor.bind(s,_,u.startOffset,u.endOffset),onStart:function(){},onComplete:function(){s.hls.trigger(I.Events.BUFFER_FLUSHED,{type:_})},onError:function(h){R.logger.warn("[buffer-controller]: Failed to remove from "+_+" SourceBuffer",h)}}};u.type?w.append(p(u.type),u.type):this.getSourceBufferTypes().forEach(function(f){w.append(p(f),f)})},g.onFragParsed=function(o,u){var s=this,w=u.frag,p=u.part,f=[],_=p?p.elementaryStreams:w.elementaryStreams;_[L.ElementaryStreamTypes.AUDIOVIDEO]?f.push("audiovideo"):(_[L.ElementaryStreamTypes.AUDIO]&&f.push("audio"),_[L.ElementaryStreamTypes.VIDEO]&&f.push("video"));var b=function(){var c=self.performance.now();w.stats.buffering.end=c,p&&(p.stats.buffering.end=c);var l=p?p.stats:w.stats;s.hls.trigger(I.Events.FRAG_BUFFERED,{frag:w,part:p,stats:l,id:w.type})};f.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(b,f)},g.onFragChanged=function(o,u){this.flushBackBuffer()},g.onBufferEos=function(o,u){var s=this,w=this.getSourceBufferTypes().reduce(function(p,f){var _=s.sourceBuffer[f];return(!u.type||u.type===f)&&(_&&!_.ended&&(_.ended=!0,R.logger.log("[buffer-controller]: "+f+" sourceBuffer now EOS"))),p&&!!(!_||_.ended)},!0);w&&this.blockBuffers(function(){var p=s.mediaSource;if(!p||p.readyState!=="open")return;p.endOfStream()})},g.onLevelUpdated=function(o,u){var s=u.details;if(!s.fragments.length)return;this.details=s,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},g.flushBackBuffer=function(){var o=this.hls,u=this.details,s=this.media,w=this.sourceBuffer;if(!s||u===null)return;var p=this.getSourceBufferTypes();if(!p.length)return;var f=u.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(G.isFiniteNumber)(f)||f<0)return;var _=s.currentTime,b=u.levelTargetDuration,h=Math.max(f,b),c=Math.floor(_/b)*b-h;p.forEach(function(l){var a=w[l];if(a){var v=U.BufferHelper.getBuffered(a);v.length>0&&c>v.start(0)&&(o.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),u.live&&o.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:l}))}})},g.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,u=this.hls,s=this.media,w=this.mediaSource,p=o.fragments[0].start+o.totalduration,f=s.duration,_=Object(G.isFiniteNumber)(w.duration)?w.duration:0;o.live&&u.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(p>_&&p>f||!Object(G.isFiniteNumber)(f))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+p.toFixed(3)),w.duration=p)},g.updateSeekableRange=function(o){var u=this.mediaSource,s=o.fragments,w=s.length;if(w&&o.live&&u!==null&&u!==void 0&&u.setLiveSeekableRange){var p=Math.max(0,s[0].start),f=Math.max(p,p+o.totalduration);u.setLiveSeekableRange(p,f)}},g.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,u=this.operationQueue,s=this.pendingTracks,w=Object.keys(s).length;if(w&&!o||w===2){this.createSourceBuffers(s),this.pendingTracks={};var p=this.getSourceBufferTypes();if(p.length===0){this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}p.forEach(function(f){u.executeNext(f)})}},g.createSourceBuffers=function(o){var u=this.sourceBuffer,s=this.mediaSource;if(!s)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var p in o)if(!u[p]){var f=o[p];if(!f)throw Error("source buffer exists for track "+p+", however track does not");var _=f.levelCodec||f.codec,b=f.container+";codecs="+_;R.logger.log("[buffer-controller]: creating sourceBuffer("+b+")");try{var h=u[p]=s.addSourceBuffer(b),c=p;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[p]={buffer:h,codec:_,container:f.container,levelCodec:f.levelCodec,id:f.id},w++}catch(l){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:b})}}w&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},g._onSBUpdateStart=function(o){var u=this.operationQueue,s=u.current(o);s.onStart()},g._onSBUpdateEnd=function(o){var u=this.operationQueue,s=u.current(o);s.onComplete(),u.shiftAndExecuteNext(o)},g._onSBUpdateError=function(o,u){R.logger.error("[buffer-controller]: "+o+" SourceBuffer error",u),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var s=this.operationQueue.current(o);s&&s.onError(u)},g.removeExecutor=function(o,u,s){var w=this.media,p=this.mediaSource,f=this.operationQueue,_=this.sourceBuffer,b=_[o];if(!w||!p||!b){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),f.shiftAndExecuteNext(o);return}var h=Object(G.isFiniteNumber)(w.duration)?w.duration:Infinity,c=Object(G.isFiniteNumber)(p.duration)?p.duration:Infinity,l=Math.max(0,u),a=Math.min(s,h,c);a>l?(R.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!b.updating,o+" sourceBuffer must not be updating"),b.remove(l,a)):f.shiftAndExecuteNext(o)},g.appendExecutor=function(o,u){var s=this.operationQueue,w=this.sourceBuffer,p=w[u];if(!p){R.logger.warn("[buffer-controller]: Attempting to append to the "+u+" SourceBuffer, but it does not exist"),s.shiftAndExecuteNext(u);return}p.ended=!1,console.assert(!p.updating,u+" sourceBuffer must not be updating"),p.appendBuffer(o)},g.blockBuffers=function(o,u){var s=this;if(u===void 0&&(u=this.getSourceBufferTypes()),!u.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,p=u.map(function(f){return w.appendBlocker(f)});Promise.all(p).then(function(){o(),u.forEach(function(f){var _=s.sourceBuffer[f];(!_||!_.updating)&&w.shiftAndExecuteNext(f)})})},g.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},g.addBufferListener=function(o,u,s){var w=this.sourceBuffer[o];if(!w)return;var p=s.bind(this,o);this.listeners[o].push({event:u,listener:p}),w.addEventListener(u,p)},g.removeBufferListeners=function(o){var u=this.sourceBuffer[o];if(!u)return;this.listeners[o].forEach(function(s){u.removeEventListener(s.event,s.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return I});var G=A("./src/utils/logger.ts"),I=function(){function R(U){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=U}var B=R.prototype;return B.append=function(k,L){var y=this.queues[L];y.push(k),y.length===1&&this.buffers[L]&&this.executeNext(L)},B.insertAbort=function(k,L){var y=this.queues[L];y.unshift(k),this.executeNext(L)},B.appendBlocker=function(k){var L,y=new Promise(function(O){L=O}),x={execute:L,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(x,k),y},B.executeNext=function(k){var L=this.buffers,y=this.queues,x=L[k],O=y[k];if(O.length){var C=O[0];try{C.execute()}catch(T){G.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!x||!x.updating)&&(O.shift(),this.executeNext(k))}}},B.shiftAndExecuteNext=function(k){this.queues[k].shift(),this.executeNext(k)},B.current=function(k){return this.queues[k][0]},R}()},"./src/controller/cap-level-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/events.ts");function I(U,k){for(var L=0;L<k.length;L++){var y=k[L];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(U,y.key,y)}}function R(U,k,L){return k&&I(U.prototype,k),L&&I(U,L),U}var B=function(){function U(L){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=L,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var k=U.prototype;return k.setStreamController=function(y){this.streamController=y},k.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},k.registerListeners=function(){var y=this.hls;y.on(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),y.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),y.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),y.on(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),y.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.unregisterListener=function(){var y=this.hls;y.off(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),y.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),y.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),y.off(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),y.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.onFpsDropLevelCapping=function(y,x){U.isLevelAllowed(x.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(x.droppedLevel)},k.onMediaAttaching=function(y,x){this.media=x.media instanceof HTMLVideoElement?x.media:null},k.onManifestParsed=function(y,x){var O=this.hls;this.restrictedLevels=[],this.firstLevel=x.firstLevel,O.config.capLevelToPlayerSize&&x.video&&this.startCapping()},k.onBufferCodecs=function(y,x){var O=this.hls;O.config.capLevelToPlayerSize&&x.video&&this.startCapping()},k.onMediaDetaching=function(){this.stopCapping()},k.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var y=this.hls.levels;if(y.length){var x=this.hls;x.autoLevelCapping=this.getMaxLevel(y.length-1),x.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=x.autoLevelCapping}}},k.getMaxLevel=function(y){var x=this,O=this.hls.levels;if(!O.length)return-1;var C=O.filter(function(T,g){return U.isLevelAllowed(g,x.restrictedLevels)&&g<=y});return this.clientRect=null,U.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},k.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()},k.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},k.getDimensions=function(){if(this.clientRect)return this.clientRect;var y=this.media,x={width:0,height:0};if(y){var O=y.getBoundingClientRect();x.width=O.width,x.height=O.height,!x.width&&!x.height&&(x.width=O.right-O.left||y.width||0,x.height=O.bottom-O.top||y.height||0)}return this.clientRect=x,x},U.isLevelAllowed=function(y,x){return x===void 0&&(x=[]),x.indexOf(y)===-1},U.getMaxLevelByMediaSize=function(y,x,O){if(!y||!y.length)return-1;for(var C=function(u,s){return s?u.width!==s.width||u.height!==s.height:!0},T=y.length-1,g=0;g<y.length;g+=1){var d=y[g];if((d.width>=x||d.height>=O)&&C(d,y[g+1])){T=g;break}}return T},R(U,[{key:"mediaWidth",get:function(){return this.getDimensions().width*U.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*U.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var y=1;try{y=self.devicePixelRatio}catch(x){}return y}}]),U}();V.default=B},"./src/controller/cmcd-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return C});var G=A("./src/events.ts"),I=A("./src/types/cmcd.ts"),R=A("./src/utils/buffer-helper.ts"),B=A("./src/utils/logger.ts");function U(T,g){for(var d=0;d<g.length;d++){var o=g[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function k(T,g,d){return g&&U(T.prototype,g),d&&U(T,d),T}function L(T,g){var d=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(d)return(d=d.call(T)).next.bind(d);if(Array.isArray(T)||(d=y(T))||g&&T&&typeof T.length=="number"){d&&(T=d);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 y(T,g){if(!T)return;if(typeof T=="string")return x(T,g);var d=Object.prototype.toString.call(T).slice(8,-1);if(d==="Object"&&T.constructor&&(d=T.constructor.name),d==="Map"||d==="Set")return Array.from(T);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return x(T,g)}function x(T,g){(g==null||g>T.length)&&(g=T.length);for(var d=0,o=new Array(g);d<g;d++)o[d]=T[d];return o}function O(){return O=Object.assign||function(T){for(var g=1;g<arguments.length;g++){var d=arguments[g];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(T[o]=d[o])}return T},O.apply(this,arguments)}var C=function(){function T(d){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(w){try{o.apply(w,{ot:I.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(p){B.logger.warn("Could not generate manifest CMCD data.",p)}},this.applyFragmentData=function(w){try{var p=w.frag,f=o.hls.levels[p.level],_=o.getObjectType(p),b={d:p.duration*1e3,ot:_};(_===I.CMCDObjectType.VIDEO||_===I.CMCDObjectType.AUDIO||_==I.CMCDObjectType.MUXED)&&(b.br=f.bitrate/1e3,b.tb=o.getTopBandwidth(_),b.bl=o.getBufferLength(_)),o.apply(w,b)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var u=this.config=d.config,s=u.cmcd;s!=null&&(u.pLoader=this.createPlaylistLoader(),u.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||T.uuid(),this.cid=s.contentId,this.useHeaders=s.useHeaders===!0,this.registerListeners())}var g=T.prototype;return g.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(G.Events.BUFFER_CREATED,this.onBufferCreated,this)},g.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(G.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},g.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},g.onMediaAttached=function(o,u){this.media=u.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},g.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},g.onBufferCreated=function(o,u){var s,w;this.audioBuffer=(s=u.tracks.audio)===null||s===void 0?void 0:s.buffer,this.videoBuffer=(w=u.tracks.video)===null||w===void 0?void 0:w.buffer},g.createData=function(){var o;return{v:I.CMCDVersion,sf:I.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}},g.apply=function(o,u){u===void 0&&(u={}),O(u,this.createData());var s=u.ot===I.CMCDObjectType.INIT||u.ot===I.CMCDObjectType.VIDEO||u.ot===I.CMCDObjectType.MUXED;if(this.starved&&s&&(u.bs=!0,u.su=!0,this.starved=!1),u.su==null&&(u.su=this.buffering),this.useHeaders){var w=T.toHeaders(u);if(!Object.keys(w).length)return;o.headers||(o.headers={}),O(o.headers,w)}else{var p=T.toQuery(u);if(!p)return;o.url=T.appendQueryToUri(o.url,p)}},g.getObjectType=function(o){var u=o.type;return u==="subtitle"?I.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?I.CMCDObjectType.INIT:u==="audio"?I.CMCDObjectType.AUDIO:u==="main"?this.hls.audioTracks.length?I.CMCDObjectType.VIDEO:I.CMCDObjectType.MUXED:void 0},g.getTopBandwidth=function(o){for(var u=0,s=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=L(s),p;!(p=w()).done;){var f=p.value;f.bitrate>u&&(u=f.bitrate)}return u>0?u:NaN},g.getBufferLength=function(o){var u=this.hls.media,s=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!s||!u)return NaN;var w=R.BufferHelper.bufferInfo(s,u.currentTime,this.config.maxBufferHole);return w.len*1e3},g.createPlaylistLoader=function(){var o=this.config.pLoader,u=this.applyPlaylistData,s=o||this.config.loader;return function(){function w(f){this.loader=void 0,this.loader=new s(f)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(_,b,h){u(_),this.loader.load(_,b,h)},k(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},g.createFragmentLoader=function(){var o=this.config.fLoader,u=this.applyFragmentData,s=o||this.config.loader;return function(){function w(f){this.loader=void 0,this.loader=new s(f)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(_,b,h){u(_),this.loader.load(_,b,h)},k(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),u=o.toString();return URL.revokeObjectURL(o),u.substr(u.lastIndexOf("/")+1)},T.serialize=function(o){for(var u=[],s=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},w=function(F){return Math.round(F)},p=function(F){return w(F/100)*100},f=function(F){return encodeURIComponent(F)},_={br:w,d:w,bl:p,dl:p,mtp:p,nor:f,rtp:p,tb:w},b=Object.keys(o||{}).sort(),h=L(b),c;!(c=h()).done;){var l=c.value,a=o[l];if(!s(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var v=_[l];v&&(a=v(a));var m=typeof a,E=void 0;l==="ot"||l==="sf"||l==="st"?E=l+"="+a:m==="boolean"?E=l:m==="number"?E=l+"="+a:E=l+"="+JSON.stringify(a),u.push(E)}return u.join(",")},T.toHeaders=function(o){for(var u=Object.keys(o),s={},w=["Object","Request","Session","Status"],p=[{},{},{},{}],f={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},_=0,b=u;_<b.length;_++){var h=b[_],c=f[h]!=null?f[h]:1;p[c][h]=o[h]}for(var l=0;l<p.length;l++){var a=T.serialize(p[l]);a&&(s["CMCD-"+w[l]]=a)}return s},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,u){if(!u)return o;var s=o.includes("?")?"&":"?";return""+o+s+u},T}()},"./src/controller/eme-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),B=A("./src/utils/mediakeys-helper.ts");function U(C,T){for(var g=0;g<T.length;g++){var d=T[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function k(C,T,g){return T&&U(C.prototype,T),g&&U(C,g),C}var L=3,y=function(T,g,d){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(u){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+u+'"',robustness:d.audioRobustness||""})}),g.forEach(function(u){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+u+'"',robustness:d.videoRobustness||""})}),[o]},x=function(T,g,d,o){switch(T){case B.KeySystems.WIDEVINE:return y(g,d,o);default:throw new Error("Unknown key-system: "+T)}},O=function(){function C(g){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=g,this._config=g.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(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T._unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T.getLicenseServerUrl=function(d){switch(d){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},T._attemptKeySystemAccess=function(d,o,u){var s=this,w=x(d,o,u,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var p=this.requestMediaKeySystemAccess(d,w);this.mediaKeysPromise=p.then(function(f){return s._onMediaKeySystemAccessObtained(d,f)}),p.catch(function(f){R.logger.error('Failed to obtain key-system "'+d+'" access:',f)})},T._onMediaKeySystemAccessObtained=function(d,o){var u=this;R.logger.log('Access for key-system "'+d+'" obtained');var s={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(s);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(p){return s.mediaKeys=p,R.logger.log('Media-keys created for key-system "'+d+'"'),u._onMediaKeysCreated(),p});return w.catch(function(p){R.logger.error("Failed to create media-keys:",p)}),w},T._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(d){var o=this;R.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(u){o._onKeySessionMessage(d,u.message)},!1)},T._onKeySessionMessage=function(d,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(u){R.logger.log("Received license data (length: "+(u&&u.byteLength)+"), updating key-session"),d.update(u)})},T.onMediaEncrypted=function(d){var o=this;if(R.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var u=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(u).catch(u)},T._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}R.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},T._generateRequestWithPreferredKeySession=function(d,o){var u=this,s=this._mediaKeysList[0];if(!s){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(s.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var w=s.mediaKeysSession;if(!w){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){R.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+d+'" init data type'),s.mediaKeysSessionInitialized=!0,w.generateRequest(d,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(p){R.logger.error("Error generating key-session request:",p),u.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(d,o,u){var s=new XMLHttpRequest;s.responseType="arraybuffer",s.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,s,d,o,u);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,s,d),w=void 0}catch(p){R.logger.error(p)}try{s.readyState||s.open("POST",d,!0),w&&w.call(this.hls,s,d)}catch(p){throw new Error("issue setting up KeySystem license XHR "+p)}return s},T._onLicenseRequestReadyStageChange=function(d,o,u,s){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var w=d.response,p=this._licenseResponseCallback;if(p)try{w=p.call(this.hls,d,o)}catch(_){R.logger.error(_)}s(w)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>L){this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var f=L-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+f+" attempts left"),this._requestLicense(u,s)}break}},T._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},T._requestLicense=function(d,o){R.logger.log("Requesting content license for key-system");var u=this._mediaKeysList[0];if(!u){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var s=this.getLicenseServerUrl(u.mediaKeySystemDomain),w=this._createLicenseXhr(s,d,o);R.logger.log("Sending license request to URL: "+s);var p=this._generateLicenseRequestChallenge(u,d);w.send(p)}catch(f){R.logger.error("Failure requesting DRM license: "+f),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var u=o.media;this._media=u,u.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(u){if(u.mediaKeysSession)return u.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var u=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),s=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,u,s)},k(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();V.default=O},"./src/controller/fps-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),I=A("./src/utils/logger.ts"),R=function(){function B(k){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=k,this.registerListeners()}var U=B.prototype;return U.setStreamController=function(L){this.streamController=L},U.registerListeners=function(){this.hls.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},U.unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching)},U.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},U.onMediaAttaching=function(L,y){var x=this.hls.config;if(x.capLevelOnFPSDrop){var O=y.media instanceof self.HTMLVideoElement?y.media:null;this.media=O,O&&typeof O.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),x.fpsDroppedMonitoringPeriod)}},U.checkFPS=function(L,y,x){var O=performance.now();if(y){if(this.lastTime){var C=O-this.lastTime,T=x-this.lastDroppedFrames,g=y-this.lastDecodedFrames,d=1e3*T/C,o=this.hls;if(o.trigger(G.Events.FPS_DROP,{currentDropped:T,currentDecoded:g,totalDroppedFrames:x}),d>0&&T>o.config.fpsDroppedMonitoringThreshold*g){var u=o.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=u)&&(u=u-1,o.trigger(G.Events.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:o.currentLevel}),o.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=O,this.lastDroppedFrames=x,this.lastDecodedFrames=y}},U.checkFPSInterval=function(){var L=this.media;if(L)if(this.isVideoPlaybackQualityAvailable){var y=L.getVideoPlaybackQuality();this.checkFPS(L,y.totalVideoFrames,y.droppedVideoFrames)}else this.checkFPS(L,L.webkitDecodedFrameCount,L.webkitDroppedFrameCount)},B}();V.default=R},"./src/controller/fragment-finders.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"findFragmentByPDT",function(){return R}),A.d(V,"findFragmentByPTS",function(){return B}),A.d(V,"fragmentWithinToleranceTest",function(){return U}),A.d(V,"pdtWithinToleranceTest",function(){return k}),A.d(V,"findFragWithCC",function(){return L});var G=A("./src/polyfills/number.ts"),I=A("./src/utils/binary-search.ts");function R(y,x,O){if(x===null||!Array.isArray(y)||!y.length||!Object(G.isFiniteNumber)(x))return null;var C=y[0].programDateTime;if(x<(C||0))return null;var T=y[y.length-1].endProgramDateTime;if(x>=(T||0))return null;O=O||0;for(var g=0;g<y.length;++g){var d=y[g];if(k(x,O,d))return d}return null}function B(y,x,O,C){O===void 0&&(O=0),C===void 0&&(C=0);var T=null;if(y?T=x[y.sn-x[0].sn+1]||null:O===0&&x[0].start===0&&(T=x[0]),T&&U(O,C,T)===0)return T;var g=I.default.search(x,U.bind(null,O,C));return g||T}function U(y,x,O){y===void 0&&(y=0),x===void 0&&(x=0);var C=Math.min(x,O.duration+(O.deltaPTS?O.deltaPTS:0));return O.start+O.duration-C<=y?1:O.start-C>y&&O.start?-1:0}function k(y,x,O){var C=Math.min(x,O.duration+(O.deltaPTS?O.deltaPTS:0))*1e3,T=O.endProgramDateTime||0;return T-C>y}function L(y,x){return I.default.search(y,function(O){return O.cc<x?1:O.cc>x?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"FragmentState",function(){return R}),A.d(V,"FragmentTracker",function(){return B});var G=A("./src/events.ts"),I=A("./src/types/loader.ts"),R;(function(L){L.NOT_LOADED="NOT_LOADED",L.BACKTRACKED="BACKTRACKED",L.APPENDING="APPENDING",L.PARTIAL="PARTIAL",L.OK="OK"})(R||(R={}));var B=function(){function L(x){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=x,this._registerListeners()}var y=L.prototype;return y._registerListeners=function(){var O=this.hls;O.on(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.on(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.on(G.Events.FRAG_LOADED,this.onFragLoaded,this)},y._unregisterListeners=function(){var O=this.hls;O.off(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.off(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.off(G.Events.FRAG_LOADED,this.onFragLoaded,this)},y.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},y.getAppendedFrag=function(O,C){if(C===I.PlaylistLevelType.MAIN){var T=this.activeFragment,g=this.activeParts;if(!T)return null;if(g)for(var d=g.length;d--;){var o=g[d],u=o?o.end:T.appendedPTS;if(o.start<=O&&u!==void 0&&O<=u)return d>9&&(this.activeParts=g.slice(d-9)),o}else if(T.start<=O&&T.appendedPTS!==void 0&&O<=T.appendedPTS)return T}return this.getBufferedFrag(O,C)},y.getBufferedFrag=function(O,C){for(var T=this.fragments,g=Object.keys(T),d=g.length;d--;){var o=T[g[d]];if((o==null?void 0:o.body.type)===C&&o.buffered){var u=o.body;if(u.start<=O&&O<=u.end)return u}}return null},y.detectEvictedFragments=function(O,C,T){var g=this;Object.keys(this.fragments).forEach(function(d){var o=g.fragments[d];if(!o)return;if(!o.buffered){o.body.type===T&&g.removeFragment(o.body);return}var u=o.range[O];if(!u)return;u.time.some(function(s){var w=!g.isTimeBuffered(s.startPTS,s.endPTS,C);return w&&g.removeFragment(o.body),w})})},y.detectPartialFragments=function(O){var C=this,T=this.timeRanges,g=O.frag,d=O.part;if(!T||g.sn==="initSegment")return;var o=k(g),u=this.fragments[o];if(!u)return;Object.keys(T).forEach(function(s){var w=g.elementaryStreams[s];if(!w)return;var p=T[s],f=d!==null||w.partial===!0;u.range[s]=C.getBufferedTimes(g,d,f,p)}),u.backtrack=u.loaded=null,Object.keys(u.range).length?u.buffered=!0:this.removeFragment(u.body)},y.fragBuffered=function(O){var C=k(O),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},y.getBufferedTimes=function(O,C,T,g){for(var d={time:[],partial:T},o=C?C.start:O.start,u=C?C.end:O.end,s=O.minEndPTS||u,w=O.maxStartPTS||o,p=0;p<g.length;p++){var f=g.start(p)-this.bufferPadding,_=g.end(p)+this.bufferPadding;if(w>=f&&s<=_){d.time.push({startPTS:Math.max(o,g.start(p)),endPTS:Math.min(u,g.end(p))});break}else if(o<_&&u>f)d.partial=!0,d.time.push({startPTS:Math.max(o,g.start(p)),endPTS:Math.min(u,g.end(p))});else if(u<=f)break}return d},y.getPartialFragment=function(O){var C=null,T,g,d,o=0,u=this.bufferPadding,s=this.fragments;return Object.keys(s).forEach(function(w){var p=s[w];if(!p)return;U(p)&&(g=p.body.start-u,d=p.body.end+u,O>=g&&O<=d&&(T=Math.min(O-g,d-O),o<=T&&(C=p.body,o=T)))}),C},y.getState=function(O){var C=k(O),T=this.fragments[C];return T?T.buffered?U(T)?R.PARTIAL:R.OK:T.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},y.backtrack=function(O,C){var T=k(O),g=this.fragments[T];if(!g||g.backtrack)return null;var d=g.backtrack=C||g.loaded;return g.loaded=null,d},y.getBacktrackData=function(O){var C=k(O),T=this.fragments[C];if(T){var g,d=T.backtrack;if(d!=null&&(g=d.payload)!==null&&g!==void 0&&g.byteLength)return d;this.removeFragment(O)}return null},y.isTimeBuffered=function(O,C,T){for(var g,d,o=0;o<T.length;o++){if(g=T.start(o)-this.bufferPadding,d=T.end(o)+this.bufferPadding,O>=g&&C<=d)return!0;if(C<=g)return!1}return!1},y.onFragLoaded=function(O,C){var T=C.frag,g=C.part;if(T.sn==="initSegment"||T.bitrateTest||g)return;var d=k(T);this.fragments[d]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},y.onBufferAppended=function(O,C){var T=this,g=C.frag,d=C.part,o=C.timeRanges;if(g.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=g,d){var u=this.activeParts;u||(this.activeParts=u=[]),u.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(s){var w=o[s];if(T.detectEvictedFragments(s,w),!d)for(var p=0;p<w.length;p++)g.appendedPTS=Math.max(w.end(p),g.appendedPTS||0)})},y.onFragBuffered=function(O,C){this.detectPartialFragments(C)},y.hasFragment=function(O){var C=k(O);return!!this.fragments[C]},y.removeFragmentsInRange=function(O,C,T){var g=this;Object.keys(this.fragments).forEach(function(d){var o=g.fragments[d];if(!o)return;if(o.buffered){var u=o.body;u.type===T&&u.start<C&&u.end>O&&g.removeFragment(u)}})},y.removeFragment=function(O){var C=k(O);O.stats.loaded=0,O.clearElementaryStreamInfo(),delete this.fragments[C]},y.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},L}();function U(L){var y,x;return L.buffered&&(((y=L.range.video)===null||y===void 0?void 0:y.partial)||((x=L.range.audio)===null||x===void 0?void 0:x.partial))}function k(L){return L.type+"_"+L.level+"_"+L.urlId+"_"+L.sn}},"./src/controller/gap-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"STALL_MINIMUM_DURATION_MS",function(){return U}),A.d(V,"MAX_START_GAP_JUMP",function(){return k}),A.d(V,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return L}),A.d(V,"SKIP_BUFFER_RANGE_START",function(){return y}),A.d(V,"default",function(){return x});var G=A("./src/utils/buffer-helper.ts"),I=A("./src/errors.ts"),R=A("./src/events.ts"),B=A("./src/utils/logger.ts"),U=250,k=2,L=.1,y=.05,x=function(){function O(T,g,d,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=g,this.fragmentTracker=d,this.hls=o}var C=O.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(g){var d=this.config,o=this.media,u=this.stalled,s=o.currentTime,w=o.seeking,p=this.seeking&&!w,f=!this.seeking&&w;if(this.seeking=w,s!==g){if(this.moved=!0,u!==null){if(this.stallReported){var _=self.performance.now()-u;B.logger.warn("playback not stuck anymore @"+s+", after "+Math.round(_)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((f||p)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!G.BufferHelper.getBuffered(o).length)return;var b=G.BufferHelper.bufferInfo(o,s,0),h=b.len>0,c=b.nextStart||0;if(!h&&!c)return;if(w){var l=b.len>k,a=!c||c-s>k&&!this.fragmentTracker.getPartialFragment(s);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,m=Math.max(c,b.start||0)-s,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=E==null||((v=E.details)===null||v===void 0)?void 0:v.live,F=M?E.details.targetduration*2:k;if(m>0&&m<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(u===null){this.stalled=j;return}var W=j-u;!w&&W>=U&&this._reportStall(b.len);var D=G.BufferHelper.bufferInfo(o,s,d.maxBufferHole);this._tryFixBufferStall(D,W)},C._tryFixBufferStall=function(g,d){var o=this.config,u=this.fragmentTracker,s=this.media,w=s.currentTime,p=u.getPartialFragment(w);if(p){var f=this._trySkipBufferHole(p);if(f)return}g.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(g){var d=this.hls,o=this.media,u=this.stallReported;u||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+g+")"),d.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}))},C._trySkipBufferHole=function(g){for(var d=this.config,o=this.hls,u=this.media,s=u.currentTime,w=0,p=G.BufferHelper.getBuffered(u),f=0;f<p.length;f++){var _=p.start(f);if(s+d.maxBufferHole>=w&&s<_){var b=Math.max(_+y,u.currentTime+L);return B.logger.warn("skipping hole, adjusting currentTime from "+s+" to "+b),this.moved=!0,this.stalled=null,u.currentTime=b,g&&o.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+s+" to "+b,frag:g}),b}w=p.end(f)}return 0},C._tryNudgeBuffer=function(){var g=this.config,d=this.hls,o=this.media,u=o.currentTime,s=(this.nudgeRetry||0)+1;if(this.nudgeRetry=s,s<g.nudgeMaxRetry){var w=u+s*g.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+u+" to "+w),o.currentTime=w,d.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+u+" after "+g.nudgeMaxRetry+" nudges"),d.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},O}()},"./src/controller/id3-track-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),I=A("./src/utils/texttrack-utils.ts"),R=A("./src/demux/id3.ts"),B=.25,U=function(){function k(y){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=y,this._registerListeners()}var L=k.prototype;return L.destroy=function(){this._unregisterListeners()},L._registerListeners=function(){var x=this.hls;x.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),x.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),x.on(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),x.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L._unregisterListeners=function(){var x=this.hls;x.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),x.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),x.off(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),x.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L.onMediaAttached=function(x,O){this.media=O.media},L.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},L.getID3Track=function(x){if(!this.media)return;for(var O=0;O<x.length;O++){var C=x[O];if(C.kind==="metadata"&&C.label==="id3")return Object(I.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},L.onFragParsingMetadata=function(x,O){if(!this.media)return;var C=O.frag,T=O.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var g=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<T.length;d++){var o=R.getID3Frames(T[d].data);if(o){var u=T[d].pts,s=d<T.length-1?T[d+1].pts:C.end,w=s-u;w<=0&&(s=u+B);for(var p=0;p<o.length;p++){var f=o[p];if(!R.isTimeStampFrame(f)){var _=new g(u,s,"");_.value=f,this.id3Track.addCue(_)}}}}},L.onBufferFlushing=function(x,O){var C=O.startOffset,T=O.endOffset,g=O.type;if(!g||g==="audio"){var d=this.id3Track;d&&Object(I.removeCuesInRange)(d,C,T)}},k}();V.default=U},"./src/controller/latency-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return k});var G=A("./src/errors.ts"),I=A("./src/events.ts"),R=A("./src/utils/logger.ts");function B(L,y){for(var x=0;x<y.length;x++){var O=y[x];O.enumerable=O.enumerable||!1,O.configurable=!0,"value"in O&&(O.writable=!0),Object.defineProperty(L,O.key,O)}}function U(L,y,x){return y&&B(L.prototype,y),x&&B(L,x),L}var k=function(){function L(x){var O=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return O.timeupdate()},this.hls=x,this.config=x.config,this.registerListeners()}var y=L.prototype;return y.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},y.registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(I.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(I.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(I.Events.ERROR,this.onError)},y.onMediaAttached=function(O,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},y.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},y.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},y.onLevelUpdated=function(O,C){var T=C.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},y.onError=function(O,C){if(C.details!==G.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},y.timeupdate=function(){var O=this.media,C=this.levelDetails;if(!O||!C)return;this.currentTime=O.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var g=this.config,d=g.lowLatencyMode,o=g.maxLiveSyncPlaybackRate;if(!d||o===1)return;var u=this.targetLatency;if(u===null)return;var s=T-u,w=Math.min(this.maxLatency,u+C.targetduration),p=s<w;if(C.live&&p&&s>.05&&this.forwardBufferLength>1){var f=Math.min(2,Math.max(1,o)),_=Math.round(2/(1+Math.exp(-.75*s-this.edgeStalled))*20)/20;O.playbackRate=Math.min(f,Math.max(1,_))}else O.playbackRate!==1&&O.playbackRate!==0&&(O.playbackRate=1)},y.estimateLiveEdge=function(){var O=this.levelDetails;return O===null?null:O.edge+O.age},y.computeLatency=function(){var O=this.estimateLiveEdge();return O===null?null:O-this.currentTime},U(L,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var O=this.config,C=this.levelDetails;return O.liveMaxLatencyDuration!==void 0?O.liveMaxLatencyDuration:C?O.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var O=this.levelDetails;if(O===null)return null;var C=O.holdBack,T=O.partHoldBack,g=O.targetduration,d=this.config,o=d.liveSyncDuration,u=d.liveSyncDurationCount,s=d.lowLatencyMode,w=this.hls.userConfig,p=s&&T||C;(w.liveSyncDuration||w.liveSyncDurationCount||p===0)&&(p=o!==void 0?o:u*g);var f=g,_=1;return p+Math.min(this.stallCount*_,f)}},{key:"liveSyncPosition",get:function(){var O=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(O===null||C===null||T===null)return null;var g=T.edge,d=O-C-this.edgeStalled,o=g-T.totalduration,u=g-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,d),u)}},{key:"drift",get:function(){var O=this.levelDetails;return O===null?1:O.drift}},{key:"edgeStalled",get:function(){var O=this.levelDetails;if(O===null)return 0;var C=(this.config.lowLatencyMode&&O.partTarget||O.targetduration)*3;return Math.max(O.age-C,0)}},{key:"forwardBufferLength",get:function(){var O=this.media,C=this.levelDetails;if(!O||!C)return 0;var T=O.buffered.length;return T?O.buffered.end(T-1):C.edge-this.currentTime}}]),L}()},"./src/controller/level-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return d});var G=A("./src/types/level.ts"),I=A("./src/events.ts"),R=A("./src/errors.ts"),B=A("./src/utils/codecs.ts"),U=A("./src/controller/level-helper.ts"),k=A("./src/controller/base-playlist-controller.ts"),L=A("./src/types/loader.ts");function y(){return y=Object.assign||function(o){for(var u=1;u<arguments.length;u++){var s=arguments[u];for(var w in s)Object.prototype.hasOwnProperty.call(s,w)&&(o[w]=s[w])}return o},y.apply(this,arguments)}function x(o,u){for(var s=0;s<u.length;s++){var w=u[s];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,u,s){return u&&x(o.prototype,u),s&&x(o,s),o}function C(o,u){o.prototype=Object.create(u.prototype),o.prototype.constructor=o,T(o,u)}function T(o,u){return T=Object.setPrototypeOf||function(w,p){return w.__proto__=p,w},T(o,u)}var g=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){C(u,o);function u(w){var p;return p=o.call(this,w,"[level-controller]")||this,p._levels=[],p._firstLevel=-1,p._startLevel=void 0,p.currentLevelIndex=-1,p.manualLevelIndex=-1,p.onParsedComplete=void 0,p._registerListeners(),p}var s=u.prototype;return s._registerListeners=function(){var p=this.hls;p.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.on(I.Events.ERROR,this.onError,this)},s._unregisterListeners=function(){var p=this.hls;p.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.off(I.Events.ERROR,this.onError,this)},s.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},s.startLoad=function(){var p=this._levels;p.forEach(function(f){f.loadError=0}),o.prototype.startLoad.call(this)},s.onManifestLoaded=function(p,f){var _=[],b=[],h=[],c,l={},a,v=!1,m=!1,E=!1;if(f.levels.forEach(function(W){var D=W.attrs;v=v||!!(W.width&&W.height),m=m||!!W.videoCodec,E=E||!!W.audioCodec,g&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var P=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=l[P],a?a.url.push(W.url):(a=new G.Level(W),l[P]=a,_.push(a)),D&&(D.AUDIO&&Object(U.addGroupId)(a,"audio",D.AUDIO),D.SUBTITLES&&Object(U.addGroupId)(a,"text",D.SUBTITLES))}),(v||m)&&E&&(_=_.filter(function(W){var D=W.videoCodec,P=W.width,H=W.height;return!!D||!!(P&&H)})),_=_.filter(function(W){var D=W.audioCodec,P=W.videoCodec;return(!D||Object(B.isCodecSupportedInMp4)(D,"audio"))&&(!P||Object(B.isCodecSupportedInMp4)(P,"video"))}),f.audioTracks&&(b=f.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(U.assignTrackIdsByGroup)(b)),f.subtitles&&(h=f.subtitles,Object(U.assignTrackIdsByGroup)(h)),_.length>0){c=_[0].bitrate,_.sort(function(W,D){return W.bitrate-D.bitrate}),this._levels=_;for(var M=0;M<_.length;M++)if(_[M].bitrate===c){this._firstLevel=M,this.log("manifest loaded, "+_.length+" level(s) found, first bitrate: "+c);break}var F=E&&!m,j={levels:_,audioTracks:b,subtitleTracks:h,firstLevel:this._firstLevel,stats:f.stats,audio:E,video:m,altAudio:!F&&b.some(function(W){return!!W.url})};this.hls.trigger(I.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:f.url,reason:"no level with compatible codecs found in manifest"})},s.onError=function(p,f){if(o.prototype.onError.call(this,p,f),f.fatal)return;var _=f.context,b=this._levels[this.currentLevelIndex];if(_&&(_.type===L.PlaylistContextType.AUDIO_TRACK&&b.audioGroupIds&&_.groupId===b.audioGroupIds[b.urlId]||_.type===L.PlaylistContextType.SUBTITLE_TRACK&&b.textGroupIds&&_.groupId===b.textGroupIds[b.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,l;switch(f.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(f.frag){var a=this._levels[f.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(l=f.frag.level)):l=f.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:_&&(_.deliveryDirectives&&(c=!1),l=_.level),h=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:l=f.level,h=!0;break}l!==void 0&&this.recoverLevel(f,l,h,c)},s.recoverLevel=function(p,f,_,b){var h=p.details,c=this._levels[f];if(c.loadError++,_){var l=this.retryLoadingOrFail(p);if(l)p.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(b){var a=c.url.length;if(a>1&&c.loadError<a)p.levelRetry=!0,this.redundantFailover(f);else if(this.manualLevelIndex===-1){var v=f===0?this._levels.length-1:f-1;this.currentLevelIndex!==v&&this._levels[v].loadError===0&&(this.warn(h+": switch to "+v),p.levelRetry=!0,this.hls.nextAutoLevel=v)}}},s.redundantFailover=function(p){var f=this._levels[p],_=f.url.length;if(_>1){var b=(f.urlId+1)%_;this.warn("Switching to redundant URL-id "+b),this._levels.forEach(function(h){h.urlId=b}),this.level=p}},s.onFragLoaded=function(p,f){var _=f.frag;if(_!==void 0&&_.type===L.PlaylistLevelType.MAIN){var b=this._levels[_.level];b!==void 0&&(b.fragmentError=0,b.loadError=0)}},s.onLevelLoaded=function(p,f){var _,b=f.level,h=f.details,c=this._levels[b];if(!c){var l;this.warn("Invalid level index "+b),(l=f.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(h.deltaUpdateFailed=!0);return}b===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(b,f,c.details)):(_=f.deliveryDirectives)!==null&&_!==void 0&&_.skip&&(h.deltaUpdateFailed=!0)},s.onAudioTrackSwitched=function(p,f){var _=this.hls.levels[this.currentLevelIndex];if(!_)return;if(_.audioGroupIds){for(var b=-1,h=this.hls.audioTracks[f.id].groupId,c=0;c<_.audioGroupIds.length;c++)if(_.audioGroupIds[c]===h){b=c;break}b!==_.urlId&&(_.urlId=b,this.startLoad())}},s.loadPlaylist=function(p){var f=this.currentLevelIndex,_=this._levels[f];if(this.canLoad&&_&&_.url.length>0){var b=_.urlId,h=_.url[b];if(p)try{h=p.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+f+(p?" at sn "+p.msn+" part "+p.part:"")+" with URL-id "+b+" "+h),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:h,level:f,id:b,deliveryDirectives:p||null})}},s.removeLevel=function(p,f){var _=function(c,l){return l!==f},b=this._levels.filter(function(h,c){return c!==p?!0:h.url.length>1&&f!==void 0?(h.url=h.url.filter(_),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(_)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(_)),h.urlId=0,!0):!1}).map(function(h,c){var l=h.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=c}),h});this._levels=b,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:b})},O(u,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(p){var f,_=this._levels;if(_.length===0)return;if(this.currentLevelIndex===p&&(f=_[p])!==null&&f!==void 0&&f.details)return;if(p<0||p>=_.length){var b=p<0;if(this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:p,fatal:b,reason:"invalid level idx"}),b)return;p=Math.min(p,_.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=_[h],l=_[p];this.log("switching to level "+p+" from "+h),this.currentLevelIndex=p;var a=y({},l,{level:p,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,a);var v=l.details;if(!v||v.live){var m=this.switchParams(l.uri,c==null?void 0:c.details);this.loadPlaylist(m)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(p){this.manualLevelIndex=p,this._startLevel===void 0&&(this._startLevel=p),p!==-1&&(this.level=p)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(p){this._firstLevel=p}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var p=this.hls.config.startLevel;return p!==void 0?p:this._firstLevel}else return this._startLevel},set:function(p){this._startLevel=p}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(p){this.level=p,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=p)}}]),u}(k.default)},"./src/controller/level-helper.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"addGroupId",function(){return R}),A.d(V,"assignTrackIdsByGroup",function(){return B}),A.d(V,"updatePTS",function(){return U}),A.d(V,"updateFragPTSDTS",function(){return L}),A.d(V,"mergeDetails",function(){return y}),A.d(V,"mapPartIntersection",function(){return x}),A.d(V,"mapFragmentIntersection",function(){return O}),A.d(V,"adjustSliding",function(){return C}),A.d(V,"addSliding",function(){return T}),A.d(V,"computeReloadInterval",function(){return g}),A.d(V,"getFragmentWithSN",function(){return d}),A.d(V,"getPartWith",function(){return o});var G=A("./src/polyfills/number.ts"),I=A("./src/utils/logger.ts");function R(u,s,w){switch(s){case"audio":u.audioGroupIds||(u.audioGroupIds=[]),u.audioGroupIds.push(w);break;case"text":u.textGroupIds||(u.textGroupIds=[]),u.textGroupIds.push(w);break}}function B(u){var s={};u.forEach(function(w){var p=w.groupId||"";w.id=s[p]=s[p]||0,s[p]++})}function U(u,s,w){var p=u[s],f=u[w];k(p,f)}function k(u,s){var w=s.startPTS;if(Object(G.isFiniteNumber)(w)){var p=0,f;s.sn>u.sn?(p=w-u.start,f=u):(p=u.start-w,f=s),f.duration!==p&&(f.duration=p)}else if(s.sn>u.sn){var _=u.cc===s.cc;_&&u.minEndPTS?s.start=u.start+(u.minEndPTS-u.start):s.start=u.start+u.duration}else s.start=Math.max(u.start-s.duration,0)}function L(u,s,w,p,f,_){var b=p-w;b<=0&&(I.logger.warn("Fragment should have a positive duration",s),p=w+s.duration,_=f+s.duration);var h=w,c=p,l=s.startPTS,a=s.endPTS;if(Object(G.isFiniteNumber)(l)){var v=Math.abs(l-w);Object(G.isFiniteNumber)(s.deltaPTS)?s.deltaPTS=Math.max(v,s.deltaPTS):s.deltaPTS=v,h=Math.max(w,l),w=Math.min(w,l),f=Math.min(f,s.startDTS),c=Math.min(p,a),p=Math.max(p,a),_=Math.max(_,s.endDTS)}s.duration=p-w;var m=w-s.start;s.appendedPTS=p,s.start=s.startPTS=w,s.maxStartPTS=h,s.startDTS=f,s.endPTS=p,s.minEndPTS=c,s.endDTS=_;var E=s.sn;if(!u||E<u.startSN||E>u.endSN)return 0;var M,F=E-u.startSN,j=u.fragments;for(j[F]=s,M=F;M>0;M--)k(j[M],j[M-1]);for(M=F;M<j.length-1;M++)k(j[M],j[M+1]);return u.fragmentHint&&k(j[j.length-1],u.fragmentHint),u.PTSKnown=u.alignedSliding=!0,m}function y(u,s){for(var w=null,p=u.fragments,f=p.length-1;f>=0;f--){var _=p[f].initSegment;if(_){w=_;break}}u.fragmentHint&&delete u.fragmentHint.endPTS;var b=0,h;if(O(u,s,function(M,F){M.relurl&&(b=M.cc-F.cc),Object(G.isFiniteNumber)(M.startPTS)&&Object(G.isFiniteNumber)(M.endPTS)&&(F.start=F.startPTS=M.startPTS,F.startDTS=M.startDTS,F.appendedPTS=M.appendedPTS,F.maxStartPTS=M.maxStartPTS,F.endPTS=M.endPTS,F.endDTS=M.endDTS,F.minEndPTS=M.minEndPTS,F.duration=M.endPTS-M.startPTS,F.duration&&(h=F),s.PTSKnown=s.alignedSliding=!0),F.elementaryStreams=M.elementaryStreams,F.loader=M.loader,F.stats=M.stats,F.urlId=M.urlId,M.initSegment&&(F.initSegment=M.initSegment,w=M.initSegment)}),w){var c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments;c.forEach(function(M){var F;(!M.initSegment||M.initSegment.relurl===((F=w)===null||F===void 0?void 0:F.relurl))&&(M.initSegment=w)})}if(s.skippedSegments&&(s.deltaUpdateFailed=s.fragments.some(function(M){return!M}),s.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=s.skippedSegments;l--;)s.fragments.shift();s.startSN=s.fragments[0].sn,s.startCC=s.fragments[0].cc}var a=s.fragments;if(b){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=b}s.skippedSegments&&(s.startCC=s.fragments[0].cc),x(u.partList,s.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),h?L(s,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(u,s),a.length&&(s.totalduration=s.edge-a[0].start),s.driftStartTime=u.driftStartTime,s.driftStart=u.driftStart;var m=s.advancedDateTime;if(s.advanced&&m){var E=s.edge;s.driftStart||(s.driftStartTime=m,s.driftStart=E),s.driftEndTime=m,s.driftEnd=E}else s.driftEndTime=u.driftEndTime,s.driftEnd=u.driftEnd,s.advancedDateTime=u.advancedDateTime}function x(u,s,w){if(u&&s)for(var p=0,f=0,_=u.length;f<=_;f++){var b=u[f],h=s[f+p];b&&h&&b.index===h.index&&b.fragment.sn===h.fragment.sn?w(b,h):p--}}function O(u,s,w){for(var p=s.skippedSegments,f=Math.max(u.startSN,s.startSN)-s.startSN,_=(u.fragmentHint?1:0)+(p?s.endSN:Math.min(u.endSN,s.endSN))-s.startSN,b=s.startSN-u.startSN,h=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,l=f;l<=_;l++){var a=c[b+l],v=h[l];p&&!v&&l<p&&(v=s.fragments[l]=a),a&&v&&w(a,v)}}function C(u,s){var w=s.startSN+s.skippedSegments-u.startSN,p=u.fragments;if(w<0||w>=p.length)return;T(s,p[w].start)}function T(u,s){if(s){for(var w=u.fragments,p=u.skippedSegments;p<w.length;p++)w[p].start+=s;u.fragmentHint&&(u.fragmentHint.start+=s)}}function g(u,s){var w=1e3*u.levelTargetDuration,p=w/2,f=u.age,_=f>0&&f<w*3,b=s.loading.end-s.loading.start,h,c=u.availabilityDelay;if(u.updated===!1)if(_){var l=333*u.misses;h=Math.max(Math.min(p,b*2),l),u.availabilityDelay=(u.availabilityDelay||0)+h}else h=p;else _?(c=Math.min(c||w/2,f),u.availabilityDelay=c,h=c+w-f):h=w-b;return Math.round(h)}function d(u,s,w){if(!u||!u.details)return null;var p=u.details,f=p.fragments[s-p.startSN];return f||(f=p.fragmentHint,f&&f.sn===s?f:s<p.startSN&&w&&w.sn===s?w:null)}function o(u,s,w){if(!u||!u.details)return null;var p=u.details.partList;if(p)for(var f=p.length;f--;){var _=p[f];if(_.index===w&&_.fragment.sn===s)return _}return null}},"./src/controller/stream-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return p});var G=A("./src/polyfills/number.ts"),I=A("./src/controller/base-stream-controller.ts"),R=A("./src/is-supported.ts"),B=A("./src/events.ts"),U=A("./src/utils/buffer-helper.ts"),k=A("./src/controller/fragment-tracker.ts"),L=A("./src/types/loader.ts"),y=A("./src/loader/fragment.ts"),x=A("./src/demux/transmuxer-interface.ts"),O=A("./src/types/transmuxer.ts"),C=A("./src/controller/gap-controller.ts"),T=A("./src/errors.ts"),g=A("./src/utils/logger.ts");function d(f,_){for(var b=0;b<_.length;b++){var h=_[b];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(f,h.key,h)}}function o(f,_,b){return _&&d(f.prototype,_),b&&d(f,b),f}function u(f,_){f.prototype=Object.create(_.prototype),f.prototype.constructor=f,s(f,_)}function s(f,_){return s=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},s(f,_)}var w=100,p=function(f){u(_,f);function _(h,c){var l;return l=f.call(this,h,c,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var b=_.prototype;return b._registerListeners=function(){var c=this.hls;c.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(B.Events.ERROR,this.onError,this),c.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b._unregisterListeners=function(){var c=this.hls;c.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(B.Events.ERROR,this.onError,this),c.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},b.startLoad=function(c){if(this.levels){var l=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var v=a.startLevel;v===-1&&(a.config.testBandwidth?(v=0,this.bitrateTest=!0):v=a.nextAutoLevel),this.level=a.nextLoadLevel=v,this.loadedmetadata=!1}l>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),c=l),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},b.stopLoad=function(){this._forceStartLoad=!1,f.prototype.stopLoad.call(this)},b.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var c,l=this.levels,a=this.level,v=l==null||((c=l[a])===null||c===void 0)?void 0:c.details;if(v&&(!v.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(v))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var m,E=self.performance.now(),M=this.retryDate;(!M||E>=M||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},b.onTickEnd=function(){f.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},b.doTickIdle=function(){var c,l,a=this.hls,v=this.levelLastLoaded,m=this.levels,E=this.media,M=a.config,F=a.nextLoadLevel;if(v===null||!E&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!m||!m[F])return;var j=m[F];this.level=a.nextLoadLevel=F;var W=j.details;if(!W||this.state===I.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=I.State.WAITING_LEVEL;return}var D=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:E,L.PlaylistLevelType.MAIN);if(D===null)return;var P=D.len,H=this.getMaxBufferLength(j.maxBitrate);if(P>=H)return;if(this._streamEnded(D,W)){var Y={};this.altAudio&&(Y.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,Y),this.state=I.State.ENDED;return}var ee=D.end,oe=this.getNextFragment(ee,W);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var Te=oe.sn-W.startSN;Te>1&&(oe=W.fragments[Te-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===k.FragmentState.OK&&this.nextLoadPosition>ee){var ve=this.audioOnly&&!this.altAudio?y.ElementaryStreamTypes.AUDIO:y.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(E,ve,L.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,W)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((c=oe.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((l=oe.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(oe,W):this.loadFragment(oe,W,ee)},b.loadFragment=function(c,l,a){var v,m=this.fragmentTracker.getState(c);if(this.fragCurrent=c,m===k.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(c);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else m=k.FragmentState.NOT_LOADED}m===k.FragmentState.NOT_LOADED||m===k.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,f.prototype.loadFragment.call(this,c,l,a)):m===k.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((v=this.media)===null||v===void 0?void 0:v.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},b.getAppendedFrag=function(c){var l=this.fragmentTracker.getAppendedFrag(c,L.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},b.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,L.PlaylistLevelType.MAIN)},b.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},b.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},b.nextLevelSwitch=function(){var c=this.levels,l=this.media;if(l!=null&&l.readyState){var a,v=this.getAppendedFrag(l.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!l.paused&&c){var m=this.hls.nextLoadLevel,E=c[m],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*E.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(l.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,D=j.duration,P=Math.max(F.end,W+Math.min(Math.max(D-this.config.maxFragLookUpTolerance,D*.5),D*.75));this.flushMainBuffer(P,Number.POSITIVE_INFINITY)}}}},b.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===I.State.KEY_LOADING&&(this.state=I.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},b.flushMainBuffer=function(c,l){f.prototype.flushMainBuffer.call(this,c,l,this.altAudio?"video":null)},b.onMediaAttached=function(c,l){f.prototype.onMediaAttached.call(this,c,l);var a=l.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},b.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),f.prototype.onMediaDetaching.call(this)},b.onMediaPlaying=function(){this.tick()},b.onMediaSeeked=function(){var c=this.media,l=c?c.currentTime:null;Object(G.isFiniteNumber)(l)&&this.log("Media seeked to "+l.toFixed(3)),this.tick()},b.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(B.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},b.onManifestParsed=function(c,l){var a=!1,v=!1,m;l.levels.forEach(function(E){m=E.audioCodec,m&&(m.indexOf("mp4a.40.2")!==-1&&(a=!0),m.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=l.levels,this.startFragRequested=!1},b.onLevelLoading=function(c,l){var a=this.levels;if(!a||this.state!==I.State.IDLE)return;var v=a[l.level];(!v.details||v.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(v.details))&&(this.state=I.State.WAITING_LEVEL)},b.onLevelLoaded=function(c,l){var a,v=this.levels,m=l.level,E=l.details,M=E.totalduration;if(!v){this.warn("Levels were reset while loading level "+m);return}this.log("Level "+m+" loaded ["+E.startSN+","+E.endSN+"], cc ["+E.startCC+", "+E.endCC+"] duration:"+M);var F=this.fragCurrent;F&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==l.level&&F.loader&&(this.state=I.State.IDLE,F.loader.abort()));var j=v[m],W=0;if(E.live||(a=j.details)!==null&&a!==void 0&&a.live){if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed)return;W=this.alignPlaylists(E,j.details)}if(j.details=E,this.levelLastLoaded=m,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:E,level:m}),this.state===I.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(E))return;this.state=I.State.IDLE}this.startFragRequested?E.live&&this.synchronizeToLiveEdge(E):this.setStartPosition(E,W),this.tick()},b._handleFragmentLoadProgress=function(c){var l,a=c.frag,v=c.part,m=c.payload,E=this.levels;if(!E){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var M=E[a.level],F=M.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=M.videoCodec,W=F.PTSKnown||!F.live,D=(l=a.initSegment)===null||l===void 0?void 0:l.data,P=this._getAudioCodec(M),H=this.transmuxer=this.transmuxer||new x.default(this.hls,L.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Y=v?v.index:-1,ee=Y!==-1,oe=new O.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,m.byteLength,Y,ee),Te=this.initPTS[a.cc];H.push(m,D,P,j,a,v,F.totalduration,W,oe,Te)},b.onAudioTrackSwitching=function(c,l){var a=this.altAudio,v=!!l.url,m=l.id;if(!v){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var E=this.fragCurrent;E!=null&&E.loader&&(this.log("Switching to main audio track, cancel main fragment load"),E.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var M=this.hls;a&&M.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),M.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:m})}},b.onAudioTrackSwitched=function(c,l){var a=l.id,v=!!this.hls.audioTracks[a].url;if(v){var m=this.videoBuffer;m&&this.mediaBuffer!==m&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=m)}this.altAudio=v,this.tick()},b.onBufferCreated=function(c,l){var a=l.tracks,v,m,E=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(m=M,v=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else E=!0}E&&v?(this.log("Alternate track found, use "+m+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},b.onFragBuffered=function(c,l){var a=l.frag,v=l.part;if(a&&a.type!==L.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(v?" p: "+v.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var m=v?v.stats:a.stats;this.fragLastKbps=Math.round(8*m.total/(m.buffering.end-m.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,v)},b.onError=function(c,l){switch(l.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(L.PlaylistLevelType.MAIN,l);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=I.State.ERROR):!l.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var a=!0,v=this.getFwdBufferInfo(this.media,L.PlaylistLevelType.MAIN);v&&v.len>.5&&(a=!this.reduceMaxBufferLength(v.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},b.checkBuffer=function(){var c=this.media,l=this.gapController;if(!c||!l||!c.readyState)return;var a=U.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},b.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},b.onBufferFlushed=function(c,l){var a=l.type;if(a!==y.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===y.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,L.PlaylistLevelType.MAIN)}},b.onLevelsUpdated=function(c,l){this.levels=l.levels},b.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},b.seekToStartPos=function(){var c=this.media,l=c.currentTime,a=this.startPosition;if(a>=0&&l<a){if(c.seeking){g.logger.log("could not seek to "+a+", already seeking at "+l);return}var v=U.BufferHelper.getBuffered(c),m=v.length?v.start(0):0,E=m-a;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(g.logger.log("adjusting start position by "+E+" to match buffer start"),a+=E,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+l),c.currentTime=a}},b._getAudioCodec=function(c){var l=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},b._loadBitrateTestFrag=function(c){var l=this;this._doFragLoad(c).then(function(a){var v=l.hls;if(!a||v.nextLoadLevel||l.fragContextChanged(c))return;l.fragLoadError=0,l.state=I.State.IDLE,l.startFragRequested=!1,l.bitrateTest=!1;var m=c.stats;m.parsing.start=m.parsing.end=m.buffering.start=m.buffering.end=self.performance.now(),v.trigger(B.Events.FRAG_LOADED,a)})},b._handleTransmuxComplete=function(c){var l,a="main",v=this.hls,m=c.remuxResult,E=c.chunkMeta,M=this.getCurrentContext(E);if(!M){this.warn("The loading context changed while buffering fragment "+E.sn+" of level "+E.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(E.level);return}var F=M.frag,j=M.part,W=M.level,D=m.video,P=m.text,H=m.id3,Y=m.initSegment,ee=this.altAudio?void 0:m.audio;if(this.fragContextChanged(F))return;if(this.state=I.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,F,E),v.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:Y.tracks}));var oe=Y.initPTS,Te=Y.timescale;Object(G.isFiniteNumber)(oe)&&(this.initPTS[F.cc]=oe,v.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:oe,timescale:Te}))}if(D&&m.independent!==!1){if(W.details){var ve=D.startPTS,ge=D.endPTS,he=D.startDTS,fe=D.endDTS;if(j)j.elementaryStreams[D.type]={startPTS:ve,endPTS:ge,startDTS:he,endDTS:fe};else if(D.firstKeyFrame&&D.independent&&(this.couldBacktrack=!0),D.dropped&&D.independent){var ae=this.getLoadPosition()+this.config.maxBufferHole;if(ae<ve){this.backtrack(F);return}F.setElementaryStreamInfo(D.type,F.start,ge,F.start,fe,!0)}F.setElementaryStreamInfo(D.type,ve,ge,he,fe),this.bufferFragmentData(D,F,j,E)}}else if(m.independent===!1){this.backtrack(F);return}if(ee){var me=ee.startPTS,J=ee.endPTS,ne=ee.startDTS,Q=ee.endDTS;j&&(j.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:me,endPTS:J,startDTS:ne,endDTS:Q}),F.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,me,J,ne,Q),this.bufferFragmentData(ee,F,j,E)}if(H!=null&&(l=H.samples)!==null&&l!==void 0&&l.length){var Ee={frag:F,id:a,samples:H.samples};v.trigger(B.Events.FRAG_PARSING_METADATA,Ee)}if(P){var Ce={frag:F,id:a,samples:P.samples};v.trigger(B.Events.FRAG_PARSING_USERDATA,Ce)}},b._bufferInitSegment=function(c,l,a,v){var m=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var E=l.audio,M=l.video,F=l.audiovideo;if(E){var j=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),E.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&E.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),c.audioCodec&&c.audioCodec!==j&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+j+'"'),E.levelCodec=j,E.id="main",this.log("Init audio buffer, container:"+E.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+E.codec+"]")}M&&(M.levelCodec=c.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+M.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,l),Object.keys(l).forEach(function(D){var P=l[D],H=P.initSegment;H!=null&&H.byteLength&&m.hls.trigger(B.Events.BUFFER_APPENDING,{type:D,data:H,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},b.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var l=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,l?this.resetFragmentLoading(c):this.state=I.State.BACKTRACKING},b.checkFragmentChanged=function(){var c=this.media,l=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(U.BufferHelper.isBuffered(c,a)?l=this.getAppendedFrag(a):U.BufferHelper.isBuffered(c,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var v=this.fragPlaying,m=l.level;(!v||l.sn!==v.sn||v.level!==m||l.urlId!==v.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:l}),(!v||v.level!==m)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:m}),this.fragPlaying=l)}}},o(_,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),_}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"SubtitleStreamController",function(){return u});var G=A("./src/events.ts"),I=A("./src/utils/logger.ts"),R=A("./src/utils/buffer-helper.ts"),B=A("./src/controller/fragment-finders.ts"),U=A("./src/utils/discontinuities.ts"),k=A("./src/controller/level-helper.ts"),L=A("./src/controller/fragment-tracker.ts"),y=A("./src/controller/base-stream-controller.ts"),x=A("./src/types/loader.ts"),O=A("./src/types/level.ts");function C(s,w){for(var p=0;p<w.length;p++){var f=w[p];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(s,f.key,f)}}function T(s,w,p){return w&&C(s.prototype,w),p&&C(s,p),s}function g(s,w){s.prototype=Object.create(w.prototype),s.prototype.constructor=s,d(s,w)}function d(s,w){return d=Object.setPrototypeOf||function(f,_){return f.__proto__=_,f},d(s,w)}var o=500,u=function(s){g(w,s);function w(f,_){var b;return b=s.call(this,f,_,"[subtitle-stream-controller]")||this,b.levels=[],b.currentTrackId=-1,b.tracksBuffered=[],b.mainDetails=null,b._registerListeners(),b}var p=w.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._registerListeners=function(){var _=this.hls;_.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),_.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),_.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),_.on(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),_.on(G.Events.ERROR,this.onError,this),_.on(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),_.on(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),_.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),_.on(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),_.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p._unregisterListeners=function(){var _=this.hls;_.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),_.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),_.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),_.off(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),_.off(G.Events.ERROR,this.onError,this),_.off(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),_.off(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),_.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),_.off(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),_.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p.startLoad=function(){this.stopLoad(),this.state=y.State.IDLE,this.setInterval(o),this.tick()},p.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},p.onLevelLoaded=function(_,b){this.mainDetails=b.details},p.onSubtitleFragProcessed=function(_,b){var h=b.frag,c=b.success;if(this.fragPrevious=h,this.state=y.State.IDLE,!c)return;var l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,v=h.start,m=0;m<l.length;m++)if(v>=l[m].start&&v<=l[m].end){a=l[m];break}var E=h.start+h.duration;a?a.end=E:(a={start:v,end:E},l.push(a)),this.fragmentTracker.fragBuffered(h)},p.onBufferFlushing=function(_,b){var h=b.startOffset,c=b.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var v=a[l].details,m=v.targetduration,E=c-m;if(E<=0)return;b.endOffsetSubtitles=Math.max(0,E),this.tracksBuffered.forEach(function(M){for(var F=0;F<M.length;){if(M[F].end<=E){M.shift();continue}else if(M[F].start<E)M[F].start=E;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,E,x.PlaylistLevelType.SUBTITLE)}},p.onError=function(_,b){var h,c=b.frag;if(!c||c.type!==x.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=y.State.IDLE},p.onSubtitleTracksUpdated=function(_,b){var h=this,c=b.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(l){return new O.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){h.tracksBuffered[l.id]=[]}),this.mediaBuffer=null},p.onSubtitleTrackSwitch=function(_,b){if(this.currentTrackId=b.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var h=this.levels[this.currentTrackId];h!=null&&h.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,h&&this.setInterval(o)},p.onSubtitleTrackLoaded=function(_,b){var h,c=b.details,l=b.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var m=v[a];if(l>=v.length||l!==a||!m)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=m.details)!==null&&h!==void 0&&h.live){var E=this.mainDetails;if(c.deltaUpdateFailed||!E)return;var M=E.fragments[0];if(!m.details)c.hasProgramDateTime&&E.hasProgramDateTime?Object(U.alignMediaPlaylistByPDT)(c,E):M&&Object(k.addSliding)(c,M.start);else{var F=this.alignPlaylists(c,m.details);F===0&&M&&Object(k.addSliding)(c,M.start)}}if(m.details=c,this.levelLastLoaded=l,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===y.State.IDLE){var j=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),m.details=void 0)}},p._handleFragmentLoadComplete=function(_){var b=_.frag,h=_.payload,c=b.decryptdata,l=this.hls;if(this.fragContextChanged(b))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(v){var m=performance.now();l.trigger(G.Events.FRAG_DECRYPTED,{frag:b,payload:v,stats:{tstart:a,tdecrypt:m}})})}},p.doTick=function(){if(!this.media){this.state=y.State.IDLE;return}if(this.state===y.State.IDLE){var _,b=this.currentTrackId,h=this.levels;if(!h.length||!h[b]||!h[b].details)return;var c=h[b].details,l=c.targetduration,a=this.config,v=this.media,m=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-l,a.maxBufferHole),E=m.end,M=m.len,F=this.getMaxBufferLength()+l;if(M>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var j=c.fragments,W=j.length,D=c.edge,P,H=this.fragPrevious;if(E<D){var Y=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(P=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,Y)),P||(P=Object(B.findFragmentByPTS)(H,j,E,Y),!P&&H&&H.start<j[0].start&&(P=j[0]))}else P=j[W-1];(_=P)!==null&&_!==void 0&&_.encrypted?(I.logger.log("Loading key for "+P.sn),this.state=y.State.KEY_LOADING,this.hls.trigger(G.Events.KEY_LOADING,{frag:P})):P&&this.fragmentTracker.getState(P)===L.FragmentState.NOT_LOADED&&this.loadFragment(P,c,E)}},p.loadFragment=function(_,b,h){this.fragCurrent=_,s.prototype.loadFragment.call(this,_,b,h)},T(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(y.default)},"./src/controller/subtitle-track-controller.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),I=A("./src/utils/texttrack-utils.ts"),R=A("./src/controller/base-playlist-controller.ts"),B=A("./src/types/loader.ts");function U(C,T){for(var g=0;g<T.length;g++){var d=T[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function k(C,T,g){return T&&U(C.prototype,T),g&&U(C,g),C}function L(C,T){C.prototype=Object.create(T.prototype),C.prototype.constructor=C,y(C,T)}function y(C,T){return y=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},y(C,T)}var x=function(C){L(T,C);function T(d){var o;return o=C.call(this,d,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var g=T.prototype;return g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},g.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(G.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(G.Events.ERROR,this.onError,this)},g.onMediaAttached=function(o,u){if(this.media=u.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},g.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},g.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=O(this.media.textTracks);o.forEach(function(u){Object(I.clearCurrentCues)(u)}),this.subtitleTrack=-1,this.media=null},g.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},g.onManifestParsed=function(o,u){this.tracks=u.subtitleTracks},g.onSubtitleTrackLoaded=function(o,u){var s=u.id,w=u.details,p=this.trackId,f=this.tracksInGroup[p];if(!f){this.warn("Invalid subtitle track id "+s);return}var _=f.details;f.details=u.details,this.log("subtitle track "+s+" loaded ["+w.startSN+"-"+w.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,u,_))},g.onLevelLoading=function(o,u){this.switchLevel(u.level)},g.onLevelSwitching=function(o,u){this.switchLevel(u.level)},g.switchLevel=function(o){var u=this.hls.levels[o];if(!(u!=null&&u.textGroupIds))return;var s=u.textGroupIds[u.urlId];if(this.groupId!==s){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,p=this.tracks.filter(function(b){return!s||b.groupId===s});this.tracksInGroup=p;var f=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=s;var _={subtitleTracks:p};this.log("Updating subtitle tracks, "+p.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(G.Events.SUBTITLE_TRACKS_UPDATED,_),f!==-1&&this.setSubtitleTrack(f,w)}},g.findTrackId=function(o){for(var u=this.tracksInGroup,s=0;s<u.length;s++){var w=u[s];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},g.onError=function(o,u){if(C.prototype.onError.call(this,o,u),u.fatal||!u.context)return;u.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&u.context.id===this.trackId&&u.context.groupId===this.groupId&&this.retryLoadingOrFail(u)},g.loadPlaylist=function(o){var u=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(u)){var s=u.id,w=u.groupId,p=u.url;if(o)try{p=o.addDirectives(p)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Loading subtitle playlist for id "+s),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:p,id:s,groupId:w,deliveryDirectives:o||null})}},g.toggleTrackModes=function(o){var u=this,s=this.media,w=this.subtitleDisplay,p=this.trackId;if(!s)return;var f=O(s.textTracks),_=f.filter(function(c){return c.groupId===u.groupId});if(o===-1)[].slice.call(f).forEach(function(c){c.mode="disabled"});else{var b=_[p];b&&(b.mode="disabled")}var h=_[o];h&&(h.mode=w?"showing":"hidden")},g.setSubtitleTrack=function(o,u){var s,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(s=w[o])!==null&&s!==void 0&&s.details)||o<-1||o>=w.length)return;this.clearTimer();var p=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,p){var f=p.id,_=p.groupId,b=_===void 0?"":_,h=p.name,c=p.type,l=p.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:f,groupId:b,name:h,type:c,url:l});var a=this.switchParams(p.url,u==null?void 0:u.details);this.loadPlaylist(a)}else this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:o})},g.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,u=O(this.media.textTracks),s=0;s<u.length;s++)if(u[s].mode==="hidden")o=s;else if(u[s].mode==="showing"){o=s;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},k(T,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var u=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,u)}}]),T}(R.default);function O(C){for(var T=[],g=0;g<C.length;g++){var d=C[g];d.kind==="subtitles"&&d.label&&T.push(C[g])}return T}V.default=x},"./src/controller/timeline-controller.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"TimelineController",function(){return O});var G=A("./src/polyfills/number.ts"),I=A("./src/events.ts"),R=A("./src/utils/cea-608-parser.ts"),B=A("./src/utils/output-filter.ts"),U=A("./src/utils/webvtt-parser.ts"),k=A("./src/utils/texttrack-utils.ts"),L=A("./src/utils/imsc1-ttml-parser.ts"),y=A("./src/types/loader.ts"),x=A("./src/utils/logger.ts"),O=function(){function d(u){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),this.captionsProperties=void 0,this.hls=u,this.config=u.config,this.Cues=u.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var s=new B.default(this,"textTrack1"),w=new B.default(this,"textTrack2"),p=new B.default(this,"textTrack3"),f=new B.default(this,"textTrack4");this.cea608Parser1=new R.default(1,s,w),this.cea608Parser2=new R.default(3,p,f)}u.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.on(I.Events.FRAG_LOADING,this.onFragLoading,this),u.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.on(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.on(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=d.prototype;return o.destroy=function(){var s=this.hls;s.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.off(I.Events.FRAG_LOADING,this.onFragLoading,this),s.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),s.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(s,w,p,f,_){for(var b=!1,h=_.length;h--;){var c=_[h],l=T(c[0],c[1],w,p);if(l>=0&&(c[0]=Math.min(c[0],w),c[1]=Math.max(c[1],p),b=!0,l/(p-w)>.5))return}if(b||_.push([w,p]),this.config.renderTextTracksNatively){var a=this.captionsTracks[s];this.Cues.newCue(a,w,p,f)}else{var v=this.Cues.newCue(null,w,p,f);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:v,track:s})}},o.onInitPtsFound=function(s,w){var p=this,f=w.frag,_=w.id,b=w.initPTS,h=w.timescale,c=this.unparsedVttFrags;_==="main"&&(this.initPTS[f.cc]=b,this.timescale[f.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(l){p.onFragLoaded(I.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(s){var w=this.media;if(w)for(var p=0;p<w.textTracks.length;p++){var f=w.textTracks[p];if(f[s])return f}return null},o.createCaptionsTrack=function(s){this.config.renderTextTracksNatively?this.createNativeTrack(s):this.createNonNativeTrack(s)},o.createNativeTrack=function(s){if(this.captionsTracks[s])return;var w=this.captionsProperties,p=this.captionsTracks,f=this.media,_=w[s],b=_.label,h=_.languageCode,c=this.getExistingTrack(s);if(c)p[s]=c,Object(k.clearCurrentCues)(p[s]),Object(k.sendAddTrackEvent)(p[s],f);else{var l=this.createTextTrack("captions",b,h);l&&(l[s]=!0,p[s]=l)}},o.createNonNativeTrack=function(s){if(this.nonNativeCaptionsTracks[s])return;var w=this.captionsProperties[s];if(!w)return;var p=w.label,f={_id:s,label:p,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[s]=f,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[f]})},o.createTextTrack=function(s,w,p){var f=this.media;return f?f.addTextTrack(s,w,p):void 0},o.onMediaAttaching=function(s,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var s=this.captionsTracks;Object.keys(s).forEach(function(w){Object(k.clearCurrentCues)(s[w]),delete s[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),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 s=this.media;if(!s)return;var w=s.textTracks;if(w)for(var p=0;p<w.length;p++)Object(k.clearCurrentCues)(w[p])},o.onSubtitleTracksUpdated=function(s,w){var p=this;this.textTracks=[];var f=w.subtitleTracks||[],_=f.some(function(l){return l.textCodec===L.IMSC1_CODEC});if(this.config.enableWebVTT||_&&this.config.enableIMSC1){var b=this.tracks&&f&&this.tracks.length===f.length;if(this.tracks=f||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(l,a){var v;if(a<h.length){for(var m=null,E=0;E<h.length;E++)if(C(h[E],l)){m=h[E];break}m&&(v=m)}v?Object(k.clearCurrentCues)(v):(v=p.createTextTrack("subtitles",l.name,l.lang),v&&(v.mode="disabled")),v&&(v.groupId=l.groupId,p.textTracks.push(v))})}else if(!b&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(s,w){var p=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(f){var _=/(?:CC|SERVICE)([1-4])/.exec(f.instreamId);if(!_)return;var b="textTrack"+_[1],h=p.captionsProperties[b];if(!h)return;h.label=f.name,f.lang&&(h.languageCode=f.lang),h.media=f})},o.onFragLoading=function(s,w){var p=this.cea608Parser1,f=this.cea608Parser2,_=this.lastSn,b=this.lastPartIndex;if(!this.enabled||!(p&&f))return;if(w.frag.type===y.PlaylistLevelType.MAIN){var h,c,l=w.frag.sn,a=(h=w==null||((c=w.part)===null||c===void 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p=this,f=this.hls;Object(L.parseIMSC1)(w,this.initPTS[s.cc],this.timescale[s.cc],function(_){p._appendCues(_,s.level),f.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(_){x.logger.log("Failed to parse IMSC1: "+_),f.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:_})})},o._parseVTTs=function(s,w,p){var f=this,_=this.hls;Object(U.parseWebVTT)(w,this.initPTS[s.cc],this.timescale[s.cc],p,s.cc,s.start,function(b){f._appendCues(b,s.level),_.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(b){f._fallbackToIMSC1(s,w),x.logger.log("Failed to parse VTT cue: "+b),_.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:b})})},o._fallbackToIMSC1=function(s,w){var p=this,f=this.tracks[s.level];f.textCodec||Object(L.parseIMSC1)(w,this.initPTS[s.cc],this.timescale[s.cc],function(){f.textCodec=L.IMSC1_CODEC,p._parseIMSC1(s,w)},function(){f.textCodec="wvtt"})},o._appendCues=function(s,w){var p=this.hls;if(this.config.renderTextTracksNatively){var f=this.textTracks[w];if(f.mode==="disabled")return;s.forEach(function(h){return Object(k.addCueToTrack)(f,h)})}else{var _=this.tracks[w],b=_.default?"default":"subtitles"+w;p.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:s,track:b})}},o.onFragDecrypted=function(s,w){var p=w.frag;if(p.type===y.PlaylistLevelType.SUBTITLE){if(!Object(G.isFiniteNumber)(this.initPTS[p.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(I.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(s,w){var p=this.cea608Parser1,f=this.cea608Parser2;if(!this.enabled||!(p&&f))return;for(var _=0;_<w.samples.length;_++){var b=w.samples[_].bytes;if(b){var h=this.extractCea608Data(b);p.addData(w.samples[_].pts,h[0]),f.addData(w.samples[_].pts,h[1])}}},o.onBufferFlushing=function(s,w){var p=w.startOffset,f=w.endOffset,_=w.endOffsetSubtitles,b=w.type,h=this.media;if(!h||h.currentTime<f)return;if(!b||b==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(k.removeCuesInRange)(c[a],p,f)})}if(this.config.renderTextTracksNatively&&(p===0&&_!==void 0)){var l=this.textTracks;Object.keys(l).forEach(function(a){return Object(k.removeCuesInRange)(l[a],p,_)})}},o.extractCea608Data=function(s){for(var w=s[0]&31,p=2,f=[[],[]],_=0;_<w;_++){var b=s[p++],h=127&s[p++],c=127&s[p++],l=(4&b)!==0,a=3&b;if(h===0&&c===0)continue;l&&((a===0||a===1)&&(f[a].push(h),f[a].push(c)))}return f},d}();function C(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function T(d,o,u,s){return Math.min(o,s)-Math.max(d,u)}function g(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return G});var G=function(){function I(B,U){this.subtle=void 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Uint32Array(T),u=this.invKeySchedule=new Uint32Array(T),s=this.sBox,w=this.rcon,p=this.invSubMix,f=p[0],_=p[1],b=p[2],h=p[3],c,l;for(g=0;g<T;g++){if(g<C){c=o[g]=y[g];continue}l=c,g%C===0?(l=l<<8|l>>>24,l=s[l>>>24]<<24|s[l>>>16&255]<<16|s[l>>>8&255]<<8|s[l&255],l^=w[g/C|0]<<24):C>6&&g%C===4&&(l=s[l>>>24]<<24|s[l>>>16&255]<<16|s[l>>>8&255]<<8|s[l&255]),o[g]=c=(o[g-C]^l)>>>0}for(d=0;d<T;d++)g=T-d,d&3?l=o[g]:l=o[g-4],d<4||g<=4?u[d]=l:u[d]=f[s[l>>>24]]^_[s[l>>>16&255]]^b[s[l>>>8&255]]^h[s[l&255]],u[d]=u[d]>>>0},U.networkToHostOrderSwap=function(L){return L<<24|(L&65280)<<8|(L&16711680)>>8|L>>>24},U.decrypt=function(L,y,x){for(var O=this.keySize+6,C=this.invKeySchedule,T=this.invSBox,g=this.invSubMix,d=g[0],o=g[1],u=g[2],s=g[3],w=this.uint8ArrayToUint32Array_(x),p=w[0],f=w[1],_=w[2],b=w[3],h=new Int32Array(L),c=new Int32Array(h.length),l,a,v,m,E,M,F,j,W,D,P,H,Y,ee,oe=this.networkToHostOrderSwap;y<h.length;){for(W=oe(h[y]),D=oe(h[y+1]),P=oe(h[y+2]),H=oe(h[y+3]),E=W^C[0],M=H^C[1],F=P^C[2],j=D^C[3],Y=4,ee=1;ee<O;ee++)l=d[E>>>24]^o[M>>16&255]^u[F>>8&255]^s[j&255]^C[Y],a=d[M>>>24]^o[F>>16&255]^u[j>>8&255]^s[E&255]^C[Y+1],v=d[F>>>24]^o[j>>16&255]^u[E>>8&255]^s[M&255]^C[Y+2],m=d[j>>>24]^o[E>>16&255]^u[M>>8&255]^s[F&255]^C[Y+3],E=l,M=a,F=v,j=m,Y=Y+4;l=T[E>>>24]<<24^T[M>>16&255]<<16^T[F>>8&255]<<8^T[j&255]^C[Y],a=T[M>>>24]<<24^T[F>>16&255]<<16^T[j>>8&255]<<8^T[E&255]^C[Y+1],v=T[F>>>24]<<24^T[j>>16&255]<<16^T[E>>8&255]<<8^T[M&255]^C[Y+2],m=T[j>>>24]<<24^T[E>>16&255]<<16^T[M>>8&255]<<8^T[F&255]^C[Y+3],c[y]=oe(l^p),c[y+1]=oe(m^f),c[y+2]=oe(v^_),c[y+3]=oe(a^b),p=W,f=D,_=P,b=H,y=y+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return y});var G=A("./src/crypt/aes-crypto.ts"),I=A("./src/crypt/fast-aes-key.ts"),R=A("./src/crypt/aes-decryptor.ts"),B=A("./src/utils/logger.ts"),U=A("./src/utils/mp4-tools.ts"),k=A("./src/utils/typed-array.ts"),L=16,y=function(){function x(C,T,g){var d=g===void 0?{}:g,o=d.removePKCS7Padding,u=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=u,u)try{var s=self.crypto;s&&(this.subtle=s.subtle||s.webkitSubtle)}catch(w){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var O=x.prototype;return O.destroy=function(){this.observer=null},O.isSync=function(){return this.config.enableSoftwareAES},O.flush=function(){var T=this.currentResult;if(!T){this.reset();return}var g=new Uint8Array(T);return this.reset(),this.removePKCS7Padding?Object(R.removePadding)(g):g},O.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},O.decrypt=function(T,g,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(T),g,d);var u=this.flush();u&&o(u.buffer)}else this.webCryptoDecrypt(new Uint8Array(T),g,d).then(o)},O.softwareDecrypt=function(T,g,d){var o=this.currentIV,u=this.currentResult,s=this.remainderData;this.logOnce("JS AES decrypt"),s&&(T=Object(U.appendUint8Array)(s,T),this.remainderData=null);var w=this.getValidChunk(T);if(!w.length)return null;o&&(d=o);var p=this.softwareDecrypter;p||(p=this.softwareDecrypter=new R.default),p.expandKey(g);var f=u;return this.currentResult=p.decrypt(w.buffer,0,d),this.currentIV=Object(k.sliceUint8)(w,-16).buffer,f||null},O.webCryptoDecrypt=function(T,g,d){var o=this,u=this.subtle;return(this.key!==g||!this.fastAesKey)&&(this.key=g,this.fastAesKey=new 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x},U.getAvcDecryptedUnit=function(L,y){for(var x=new Uint8Array(y),O=0,C=32;C<=L.length-16;C+=160,O+=16)L.set(x.subarray(O,O+16),C);return L},U.decryptAvcSample=function(L,y,x,O,C,T){var g=Object(I.discardEPB)(C.data),d=this.getAvcEncryptedData(g),o=this;this.decryptBuffer(d.buffer,function(u){C.data=o.getAvcDecryptedUnit(g,u),T||o.decryptAvcSamples(L,y,x+1,O)})},U.decryptAvcSamples=function(L,y,x,O){if(L instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;y++,x=0){if(y>=L.length){O();return}for(var C=L[y].units;!(x>=C.length);x++){var T=C[x];if(T.data.length<=48||T.type!==1&&T.type!==5)continue;var g=this.decrypter.isSync();if(this.decryptAvcSample(L,y,x,O,T,g),!g)return}}},B}();V.default=R},"./src/demux/transmuxer-interface.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return C});var G=A("./node_modules/webworkify-webpack/index.js"),I=A.n(G),R=A("./src/events.ts"),B=A("./src/demux/transmuxer.ts"),U=A("./src/utils/logger.ts"),k=A("./src/errors.ts"),L=A("./src/utils/mediasource-helper.ts"),y=A("./node_modules/eventemitter3/index.js"),x=A.n(y),O=Object(L.getMediaSource)()||{isTypeSupported:function(){return!1}},C=function(){function T(d,o,u,s){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=d,this.id=o,this.onTransmuxComplete=u,this.onFlush=s;var p=d.config,f=function(l,a){a=a||{},a.frag=w.frag,a.id=w.id,d.trigger(l,a)};this.observer=new y.EventEmitter,this.observer.on(R.Events.FRAG_DECRYPTED,f),this.observer.on(R.Events.ERROR,f);var _={mp4:O.isTypeSupported("video/mp4"),mpeg:O.isTypeSupported("audio/mpeg"),mp3:O.isTypeSupported('audio/mp4; codecs="mp3"')},b=navigator.vendor;if(p.enableWorker&&typeof Worker!="undefined"){U.logger.log("demuxing in webworker");var h;try{h=this.worker=G("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),h.addEventListener("message",this.onwmsg),h.onerror=function(c){d.trigger(R.Events.ERROR,{type:k.ErrorTypes.OTHER_ERROR,details:k.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+"  ("+c.filename+":"+c.lineno+")")})},h.postMessage({cmd:"init",typeSupported:_,vendor:b,id:o,config:JSON.stringify(p)})}catch(c){U.logger.warn("Error in worker:",c),U.logger.error("Error while initializing DemuxerWorker, fallback to inline"),h&&self.URL.revokeObjectURL(h.objectURL),this.transmuxer=new B.default(this.observer,_,p,b,o),this.worker=null}}else this.transmuxer=new B.default(this.observer,_,p,b,o)}var g=T.prototype;return g.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var u=this.transmuxer;u&&(u.destroy(),this.transmuxer=null)}var s=this.observer;s&&s.removeAllListeners(),this.observer=null},g.push=function(o,u,s,w,p,f,_,b,h,c){var l=this;h.transmuxing.start=self.performance.now();var a=this.transmuxer,v=this.worker,m=f?f.start:p.start,E=p.decryptdata,M=this.frag,F=!(M&&p.cc===M.cc),j=!(M&&h.level===M.level),W=M?h.sn-M.sn:-1,D=this.part?h.part-this.part.index:1,P=!j&&(W===1||W===0&&D===1),H=self.performance.now();(j||W||p.stats.parsing.start===0)&&(p.stats.parsing.start=H),f&&(D||!P)&&(f.stats.parsing.start=H);var Y=new B.TransmuxState(F,P,b,j,m);if(!P||F){U.logger.log("[transmuxer-interface, "+p.type+"]: Starting new transmux session for sn: "+h.sn+" p: "+h.part+" level: "+h.level+" id: "+h.id+`
        discontinuity: `+F+`
        trackSwitch: `+j+`
        contiguous: `+P+`
        accurateTimeOffset: `+b+`
        timeOffset: `+m);var ee=new B.TransmuxConfig(s,w,u,_,c);this.configureTransmuxer(ee)}if(this.frag=p,this.part=f,v)v.postMessage({cmd:"demux",data:o,decryptdata:E,chunkMeta:h,state:Y},o instanceof ArrayBuffer?[o]:[]);else if(a){var oe=a.push(o,E,h,Y);Object(B.isPromise)(oe)?oe.then(function(Te){l.handleTransmuxComplete(Te)}):this.handleTransmuxComplete(oe)}},g.flush=function(o){var u=this;o.transmuxing.start=self.performance.now();var s=this.transmuxer,w=this.worker;if(w)w.postMessage({cmd:"flush",chunkMeta:o});else if(s){var p=s.flush(o);Object(B.isPromise)(p)?p.then(function(f){u.handleFlushResult(f,o)}):this.handleFlushResult(p,o)}},g.handleFlushResult=function(o,u){var s=this;o.forEach(function(w){s.handleTransmuxComplete(w)}),this.onFlush(u)},g.onWorkerMessage=function(o){var u=o.data,s=this.hls;switch(u.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(u.data);break}case"flush":{this.onFlush(u.data);break}default:{u.data=u.data||{},u.data.frag=this.frag,u.data.id=this.id,s.trigger(u.event,u.data);break}}},g.configureTransmuxer=function(o){var u=this.worker,s=this.transmuxer;u?u.postMessage({cmd:"configure",config:o}):s&&s.configure(o)},g.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},T}()},"./src/demux/transmuxer-worker.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return k});var G=A("./src/demux/transmuxer.ts"),I=A("./src/events.ts"),R=A("./src/utils/logger.ts"),B=A("./node_modules/eventemitter3/index.js"),U=A.n(B);function k(C){var T=new B.EventEmitter,g=function(o,u){C.postMessage({event:o,data:u})};T.on(I.Events.FRAG_DECRYPTED,g),T.on(I.Events.ERROR,g),C.addEventListener("message",function(d){var o=d.data;switch(o.cmd){case"init":{var u=JSON.parse(o.config);C.transmuxer=new G.default(T,o.typeSupported,u,o.vendor,o.id),Object(R.enableLogs)(u.debug),g("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var s=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(G.isPromise)(s)?s.then(function(f){L(C,f)}):L(C,s);break}case"flush":{var w=o.chunkMeta,p=C.transmuxer.flush(w);Object(G.isPromise)(p)?p.then(function(f){x(C,f,w)}):x(C,p,w);break}default:break}})}function L(C,T){if(O(T.remuxResult))return;var g=[],d=T.remuxResult,o=d.audio,u=d.video;o&&y(g,o),u&&y(g,u),C.postMessage({event:"transmuxComplete",data:T},g)}function y(C,T){T.data1&&C.push(T.data1.buffer),T.data2&&C.push(T.data2.buffer)}function x(C,T,g){T.forEach(function(d){L(C,d)}),C.postMessage({event:"flush",data:g})}function O(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return u}),A.d(V,"isPromise",function(){return p}),A.d(V,"TransmuxConfig",function(){return f}),A.d(V,"TransmuxState",function(){return _});var G=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/crypt/decrypter.ts"),B=A("./src/demux/aacdemuxer.ts"),U=A("./src/demux/mp4demuxer.ts"),k=A("./src/demux/tsdemuxer.ts"),L=A("./src/demux/mp3demuxer.ts"),y=A("./src/remux/mp4-remuxer.ts"),x=A("./src/remux/passthrough-remuxer.ts"),O=A("./src/demux/chunk-cache.ts"),C=A("./src/utils/mp4-tools.ts"),T=A("./src/utils/logger.ts"),g;try{g=self.performance.now.bind(self.performance)}catch(b){T.logger.debug("Unable to use Performance API on this environment"),g=self.Date.now}var d=[{demux:k.default,remux:y.default},{demux:U.default,remux:x.default},{demux:B.default,remux:y.default},{demux:L.default,remux:y.default}],o=1024;d.forEach(function(b){var h=b.demux;o=Math.max(o,h.minProbeByteLength)});var u=function(){function b(c,l,a,v,m){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new O.default,this.observer=c,this.typeSupported=l,this.config=a,this.vendor=v,this.id=m}var h=b.prototype;return h.configure=function(l){this.transmuxConfig=l,this.decrypter&&this.decrypter.reset()},h.push=function(l,a,v,m){var E=this,M=v.transmuxing;M.executeStart=g();var F=new Uint8Array(l),j=this.cache,W=this.config,D=this.currentTransmuxState,P=this.transmuxConfig;m&&(this.currentTransmuxState=m);var H=s(F,a);if(H&&H.method==="AES-128"){var Y=this.getDecrypter();if(W.enableSoftwareAES){var ee=Y.softwareDecrypt(F,H.key.buffer,H.iv.buffer);if(!ee)return M.executeEnd=g(),w(v);F=new Uint8Array(ee)}else return this.decryptionPromise=Y.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(we){var De=E.push(we,null,v);return E.decryptionPromise=null,De}),this.decryptionPromise}var oe=m||D,Te=oe.contiguous,ve=oe.discontinuity,ge=oe.trackSwitch,he=oe.accurateTimeOffset,fe=oe.timeOffset,ae=P.audioCodec,me=P.videoCodec,J=P.defaultInitPts,ne=P.duration,Q=P.initSegmentData;if((ve||ge)&&this.resetInitSegment(Q,ae,me,ne),ve&&this.resetInitialTimestamp(J),Te||this.resetContiguity(),this.needsProbing(F,ve,ge)){if(j.dataLength){var Ee=j.flush();F=Object(C.appendUint8Array)(Ee,F)}this.configureTransmuxer(F,P)}var Ce=this.transmux(F,H,fe,he,v),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,M.executeEnd=g(),Ce},h.flush=function(l){var a=this,v=l.transmuxing;v.executeStart=g();var m=this.decrypter,E=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(l)});var j=[],W=M.timeOffset;if(m){var D=m.flush();D&&j.push(this.push(D,null,l))}var P=E.dataLength;E.reset();var H=this.demuxer,Y=this.remuxer;if(!H||!Y)return P>=o&&this.observer.emit(G.Events.ERROR,G.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=g(),[w(l)];var ee=H.flush(W);return p(ee)?ee.then(function(oe){return a.flushRemux(j,oe,l),j}):(this.flushRemux(j,ee,l),j)},h.flushRemux=function(l,a,v){var m=a.audioTrack,E=a.avcTrack,M=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,D=j.timeOffset;T.logger.log("[transmuxer.ts]: Flushed fragment "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var P=this.remuxer.remux(m,E,M,F,D,W,!0,this.id);l.push({remuxResult:P,chunkMeta:v}),v.transmuxing.executeEnd=g()},h.resetInitialTimestamp=function(l){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(l),v.resetTimeStamp(l)},h.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(l,a,v,m){var E=this.demuxer,M=this.remuxer;if(!E||!M)return;E.resetInitSegment(a,v,m),M.resetInitSegment(l,a,v)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(l,a,v,m,E){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(l,a,v,m,E):M=this.transmuxUnencrypted(l,v,m,E),M},h.transmuxUnencrypted=function(l,a,v,m){var E=this.demuxer.demux(l,a,!1,!this.config.progressive),M=E.audioTrack,F=E.avcTrack,j=E.id3Track,W=E.textTrack,D=this.remuxer.remux(M,F,j,W,a,v,!1,this.id);return{remuxResult:D,chunkMeta:m}},h.transmuxSampleAes=function(l,a,v,m,E){var M=this;return this.demuxer.demuxSampleAes(l,a,v).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,v,m,!1,M.id);return{remuxResult:j,chunkMeta:E}})},h.configureTransmuxer=function(l,a){for(var v=this.config,m=this.observer,E=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,D=a.initSegmentData,P=a.videoCodec,H,Y=0,ee=d.length;Y<ee;Y++)if(d[Y].demux.probe(l)){H=d[Y];break}H||(T.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:U.default,remux:x.default});var oe=this.demuxer,Te=this.remuxer,ve=H.remux,ge=H.demux;(!Te||!(Te instanceof ve))&&(this.remuxer=new ve(m,v,E,M)),(!oe||!(oe instanceof ge))&&(this.demuxer=new ge(m,v,E),this.probe=ge.probe),this.resetInitSegment(D,F,P,W),this.resetInitialTimestamp(j)},h.needsProbing=function(l,a,v){return!this.demuxer||!this.remuxer||a||v},h.getDecrypter=function(){var l=this.decrypter;return l||(l=this.decrypter=new R.default(this.observer,this.config)),l},b}();function s(b,h){var c=null;return b.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var w=function(h){return{remuxResult:{},chunkMeta:h}};function p(b){return"then"in b&&b.then instanceof Function}var f=function(h,c,l,a,v){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=h,this.videoCodec=c,this.initSegmentData=l,this.duration=a,this.defaultInitPts=v},_=function(h,c,l,a,v){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=h,this.contiguous=c,this.accurateTimeOffset=l,this.trackSwitch=a,this.timeOffset=v}},"./src/demux/tsdemuxer.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"discardEPB",function(){return w});var G=A("./src/demux/adts.ts"),I=A("./src/demux/mpegaudio.ts"),R=A("./src/demux/exp-golomb.ts"),B=A("./src/demux/id3.ts"),U=A("./src/demux/sample-aes.ts"),k=A("./src/events.ts"),L=A("./src/utils/mp4-tools.ts"),y=A("./src/utils/logger.ts"),x=A("./src/errors.ts"),O={video:1,audio:2,id3:3,text:4},C=function(){function p(_,b,h){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=_,this.config=b,this.typeSupported=h}p.probe=function(b){var h=p.syncOffset(b);return h<0?!1:(h&&y.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},p.syncOffset=function(b){for(var h=Math.min(1e3,b.length-3*188),c=0;c<h;){if(b[c]===71&&b[c+188]===71&&b[c+2*188]===71)return c;c++}return-1},p.createTrack=function(b,h){return{container:b==="video"||b==="audio"?"video/mp2t":void 0,type:b,id:O[b],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:b==="audio"?h:void 0}};var f=p.prototype;return f.resetInitSegment=function(b,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=p.createTrack("video",c),this._audioTrack=p.createTrack("audio",c),this._id3Track=p.createTrack("id3",c),this._txtTrack=p.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=b,this.videoCodec=h,this._duration=c},f.resetTimeStamp=function(){},f.resetContiguity=function(){var b=this._audioTrack,h=this._avcTrack,c=this._id3Track;b&&(b.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},f.demux=function(b,h,c,l){c===void 0&&(c=!1),l===void 0&&(l=!1),c||(this.sampleAes=null);var a,v=this._avcTrack,m=this._audioTrack,E=this._id3Track,M=v.pid,F=v.pesData,j=m.pid,W=E.pid,D=m.pesData,P=E.pesData,H=!1,Y=this.pmtParsed,ee=this._pmtId,oe=b.length;if(this.remainderData&&(b=Object(L.appendUint8Array)(this.remainderData,b),oe=b.length,this.remainderData=null),oe<188&&!l)return this.remainderData=b,{audioTrack:m,avcTrack:v,id3Track:E,textTrack:this._txtTrack};var Te=Math.max(0,p.syncOffset(b));oe-=(oe+Te)%188,oe<b.byteLength&&!l&&(this.remainderData=new Uint8Array(b.buffer,oe,b.buffer.byteLength-oe));for(var ve=Te;ve<oe;ve+=188)if(b[ve]===71){var ge=!!(b[ve+1]&64),he=((b[ve+1]&31)<<8)+b[ve+2],fe=(b[ve+3]&48)>>4,ae=void 0;if(fe>1){if(ae=ve+5+b[ve+4],ae===ve+188)continue}else ae=ve+4;switch(he){case M:ge&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(b.subarray(ae,ve+188)),F.size+=ve+188-ae);break;case j:ge&&(D&&(a=o(D))&&(m.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),D={data:[],size:0}),D&&(D.data.push(b.subarray(ae,ve+188)),D.size+=ve+188-ae);break;case W:ge&&(P&&(a=o(P))&&this.parseID3PES(a),P={data:[],size:0}),P&&(P.data.push(b.subarray(ae,ve+188)),P.size+=ve+188-ae);break;case 0:ge&&(ae+=b[ae]+1),ee=this._pmtId=g(b,ae);break;case ee:{ge&&(ae+=b[ae]+1);var me=d(b,ae,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);M=me.avc,M>0&&(v.pid=M),j=me.audio,j>0&&(m.pid=j,m.isAAC=me.isAAC),W=me.id3,W>0&&(E.pid=W),H&&!Y&&(y.logger.log("reparse from beginning"),H=!1,ve=Te-188),Y=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:x.ErrorTypes.MEDIA_ERROR,details:x.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});v.pesData=F,m.pesData=D,E.pesData=P;var J={audioTrack:m,avcTrack:v,id3Track:E,textTrack:this._txtTrack};return l&&this.extractRemainingSamples(J),J},f.flush=function(){var b=this.remainderData;this.remainderData=null;var h;return b?h=this.demux(b,-1,!1,!0):h={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(h),this.sampleAes?this.decrypt(h,this.sampleAes):h},f.extractRemainingSamples=function(b){var h=b.audioTrack,c=b.avcTrack,l=b.id3Track,a=c.pesData,v=h.pesData,m=l.pesData,E;a&&(E=o(a))?(this.parseAVCPES(E,!0),c.pesData=null):c.pesData=a,v&&(E=o(v))?(h.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),h.pesData=null):(v!=null&&v.size&&y.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=v),m&&(E=o(m))?(this.parseID3PES(E),l.pesData=null):l.pesData=m},f.demuxSampleAes=function(b,h,c){var l=this.demux(b,c,!0,!this.config.progressive),a=this.sampleAes=new U.default(this.observer,this.config,h);return this.decrypt(l,a)},f.decrypt=function(b,h){return new Promise(function(c){var l=b.audioTrack,a=b.avcTrack;l.samples&&l.isAAC?h.decryptAacSamples(l.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(b)}):c(b)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(b)})})},f.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},f.parseAVCPES=function(b,h){var c=this,l=this._avcTrack,a=this.parseAVCNALu(b.data),v=!1,m=this.avcSample,E,M=!1;b.data=null,m&&a.length&&!l.audFound&&(u(m,l),m=this.avcSample=T(!1,b.pts,b.dts,"")),a.forEach(function(F){switch(F.type){case 1:{E=!0,m||(m=c.avcSample=T(!0,b.pts,b.dts,"")),v&&(m.debug+="NDR "),m.frame=!0;var j=F.data;if(M&&j.length>4){var W=new R.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(m.key=!0)}break}case 5:E=!0,m||(m=c.avcSample=T(!0,b.pts,b.dts,"")),v&&(m.debug+="IDR "),m.key=!0,m.frame=!0;break;case 6:{E=!0,v&&m&&(m.debug+="SEI ");var D=new R.default(w(F.data));D.readUByte();for(var P=0,H=0,Y=!1,ee=0;!Y&&D.bytesAvailable>1;){P=0;do ee=D.readUByte(),P+=ee;while(ee===255);H=0;do ee=D.readUByte(),H+=ee;while(ee===255);if(P===4&&D.bytesAvailable!==0){Y=!0;var oe=D.readUByte();if(oe===181){var Te=D.readUShort();if(Te===49){var ve=D.readUInt();if(ve===1195456820){var ge=D.readUByte();if(ge===3){for(var he=D.readUByte(),fe=D.readUByte(),ae=31&he,me=[he,fe],J=0;J<ae;J++)me.push(D.readUByte()),me.push(D.readUByte()),me.push(D.readUByte());s(c._txtTrack.samples,{type:3,pts:b.pts,bytes:me})}}}}}else if(P===5&&D.bytesAvailable!==0){if(Y=!0,H>16){for(var ne=[],Q=0;Q<16;Q++)ne.push(D.readUByte().toString(16)),(Q===3||Q===5||Q===7||Q===9)&&ne.push("-");for(var Ee=H-16,Ce=new Uint8Array(Ee),ye=0;ye<Ee;ye++)Ce[ye]=D.readUByte();s(c._txtTrack.samples,{pts:b.pts,payloadType:P,uuid:ne.join(""),userData:Object(B.utf8ArrayToStr)(Ce),userDataBytes:Ce})}}else if(H<D.bytesAvailable)for(var we=0;we<H;we++)D.readUByte()}break}case 7:if(E=!0,M=!0,v&&m&&(m.debug+="SPS "),!l.sps){var De=new R.default(F.data),Pe=De.readSPS();l.width=Pe.width,l.height=Pe.height,l.pixelRatio=Pe.pixelRatio,l.sps=[F.data],l.duration=c._duration;for(var ke=F.data.subarray(1,4),Oe="avc1.",Re=0;Re<3;Re++){var Ge=ke[Re].toString(16);Ge.length<2&&(Ge="0"+Ge),Oe+=Ge}l.codec=Oe}break;case 8:E=!0,v&&m&&(m.debug+="PPS "),l.pps||(l.pps=[F.data]);break;case 9:E=!1,l.audFound=!0,m&&u(m,l),m=c.avcSample=T(!1,b.pts,b.dts,v?"AUD ":"");break;case 12:E=!1;break;default:E=!1,m&&(m.debug+="unknown NAL "+F.type+" ");break}if(m&&E){var $e=m.units;$e.push(F)}}),h&&m&&(u(m,l),this.avcSample=null)},f.getLastNalUnit=function(){var b,h=this.avcSample,c;if(!h||h.units.length===0){var l=this._avcTrack.samples;h=l[l.length-1]}if((b=h)!==null&&b!==void 0&&b.units){var a=h.units;c=a[a.length-1]}return c},f.parseAVCNALu=function(b){var h=b.byteLength,c=this._avcTrack,l=c.naluState||0,a=l,v=[],m=0,E,M,F,j=-1,W=0;for(l===-1&&(j=0,W=b[0]&31,l=0,m=1);m<h;){if(E=b[m++],!l){l=E?0:1;continue}if(l===1){l=E?0:2;continue}if(!E)l=3;else if(E===1){if(j>=0){var D={data:b.subarray(j,m-l-1),type:W};v.push(D)}else{var P=this.getLastNalUnit();if(P&&(a&&m<=4-a&&(P.state&&(P.data=P.data.subarray(0,P.data.byteLength-a))),M=m-l-1,M>0)){var H=new Uint8Array(P.data.byteLength+M);H.set(P.data,0),H.set(b.subarray(0,M),P.data.byteLength),P.data=H,P.state=0}}m<h?(F=b[m]&31,j=m,W=F,l=0):l=-1}else l=0}if(j>=0&&l>=0){var Y={data:b.subarray(j,h),type:W,state:l};v.push(Y)}if(v.length===0){var ee=this.getLastNalUnit();if(ee){var oe=new Uint8Array(ee.data.byteLength+b.byteLength);oe.set(ee.data,0),oe.set(b,ee.data.byteLength),ee.data=oe}}return c.naluState=l,v},f.parseAACPES=function(b){var h=0,c=this._audioTrack,l=this.aacOverFlow,a=b.data;if(l){this.aacOverFlow=null;var v=l.sample.unit.byteLength,m=Math.min(l.missing,v),E=v-m;l.sample.unit.set(a.subarray(0,m),E),c.samples.push(l.sample),h=l.missing}var M,F;for(M=h,F=a.length;M<F-1&&!G.isHeader(a,M);M++);if(M!==h){var j,W;if(M<F-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),y.logger.warn("parsing error:"+j),this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:x.ErrorTypes.MEDIA_ERROR,details:x.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:j}),W)return}G.initTrackConfig(c,this.observer,a,M,this.audioCodec);var D;if(b.pts!==void 0)D=b.pts;else if(l){var P=G.getFrameDuration(c.samplerate);D=l.sample.pts+P}else{y.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;M<F;)if(G.isHeader(a,M)){if(M+5<F){var Y=G.appendFrame(c,a,M,D,H);if(Y)if(Y.missing)this.aacOverFlow=Y;else{M+=Y.length,H++;continue}}break}else M++},f.parseMPEGPES=function(b){var h=b.data,c=h.length,l=0,a=0,v=b.pts;if(v===void 0){y.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(I.isHeader(h,a)){var m=I.appendFrame(this._audioTrack,h,a,v,l);if(m)a+=m.length,l++;else break}else a++},f.parseID3PES=function(b){if(b.pts===void 0){y.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(b)},p}();C.minProbeByteLength=188;function T(p,f,_,b){return{key:p,frame:!1,pts:f,dts:_,units:[],debug:b,length:0}}function g(p,f){return(p[f+10]&31)<<8|p[f+11]}function d(p,f,_,b){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(p[f+1]&15)<<8|p[f+2],l=f+3+c-4,a=(p[f+10]&15)<<8|p[f+11];for(f+=12+a;f<l;){var v=(p[f+1]&31)<<8|p[f+2];switch(p[f]){case 207:if(!b){y.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=v);break;case 21:h.id3===-1&&(h.id3=v);break;case 219:if(!b){y.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=v);break;case 3:case 4:_?h.audio===-1&&(h.audio=v,h.isAAC=!1):y.logger.log("MPEG audio found, not supported in this browser");break;case 36:y.logger.warn("Unsupported HEVC stream type found");break;default:break}f+=((p[f+3]&15)<<8|p[f+4])+5}return h}function o(p){var f=0,_,b,h,c,l,a=p.data;if(!p||p.size===0)return null;for(;a[0].length<19&&a.length>1;){var v=new Uint8Array(a[0].length+a[1].length);v.set(a[0]),v.set(a[1],a[0].length),a[0]=v,a.splice(1,1)}_=a[0];var m=(_[0]<<16)+(_[1]<<8)+_[2];if(m===1){if(b=(_[4]<<8)+_[5],b&&b>p.size-6)return null;var E=_[7];E&192&&(c=(_[9]&14)*536870912+(_[10]&255)*4194304+(_[11]&254)*16384+(_[12]&255)*128+(_[13]&254)/2,E&64?(l=(_[14]&14)*536870912+(_[15]&255)*4194304+(_[16]&254)*16384+(_[17]&255)*128+(_[18]&254)/2,c-l>60*9e4&&(y.logger.warn(Math.round((c-l)/9e4)+"s delta between PTS and DTS, align them"),c=l)):l=c),h=_[8];var M=h+9;if(p.size<=M)return null;p.size-=M;for(var F=new Uint8Array(p.size),j=0,W=a.length;j<W;j++){_=a[j];var D=_.byteLength;if(M)if(M>D){M-=D;continue}else _=_.subarray(M),D-=M,M=0;F.set(_,f),f+=D}return b&&(b-=h+3),{data:F,pts:c,dts:l,len:b}}return null}function u(p,f){if(p.units.length&&p.frame){if(p.pts===void 0){var _=f.samples,b=_.length;if(b){var h=_[b-1];p.pts=h.pts,p.dts=h.dts}else{f.dropped++;return}}f.samples.push(p)}p.debug.length&&y.logger.log(p.pts+"/"+p.dts+":"+p.debug)}function s(p,f){var _=p.length;if(_>0){if(f.pts>=p[_-1].pts)p.push(f);else for(var b=_-1;b>=0;b--)if(f.pts<p[b].pts){p.splice(b,0,f);break}}else p.push(f)}function w(p){for(var f=p.byteLength,_=[],b=1;b<f-2;)p[b]===0&&p[b+1]===0&&p[b+2]===3?(_.push(b+2),b+=2):b++;if(_.length===0)return p;var h=f-_.length,c=new Uint8Array(h),l=0;for(b=0;b<h;l++,b++)l===_[0]&&(l++,_.shift()),c[b]=p[l];return c}V.default=C},"./src/errors.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"ErrorTypes",function(){return G}),A.d(V,"ErrorDetails",function(){return I});var G;(function(R){R.NETWORK_ERROR="networkError",R.MEDIA_ERROR="mediaError",R.KEY_SYSTEM_ERROR="keySystemError",R.MUX_ERROR="muxError",R.OTHER_ERROR="otherError"})(G||(G={}));var I;(function(R){R.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",R.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",R.KEY_SYSTEM_NO_SESSION="keySystemNoSession",R.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",R.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",R.MANIFEST_LOAD_ERROR="manifestLoadError",R.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",R.MANIFEST_PARSING_ERROR="manifestParsingError",R.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",R.LEVEL_EMPTY_ERROR="levelEmptyError",R.LEVEL_LOAD_ERROR="levelLoadError",R.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",R.LEVEL_SWITCH_ERROR="levelSwitchError",R.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",R.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",R.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",R.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",R.FRAG_LOAD_ERROR="fragLoadError",R.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",R.FRAG_DECRYPT_ERROR="fragDecryptError",R.FRAG_PARSING_ERROR="fragParsingError",R.REMUX_ALLOC_ERROR="remuxAllocError",R.KEY_LOAD_ERROR="keyLoadError",R.KEY_LOAD_TIMEOUT="keyLoadTimeOut",R.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",R.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",R.BUFFER_APPEND_ERROR="bufferAppendError",R.BUFFER_APPENDING_ERROR="bufferAppendingError",R.BUFFER_STALLED_ERROR="bufferStalledError",R.BUFFER_FULL_ERROR="bufferFullError",R.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",R.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",R.INTERNAL_EXCEPTION="internalException",R.INTERNAL_ABORTED="aborted",R.UNKNOWN="unknown"})(I||(I={}))},"./src/events.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"Events",function(){return G});var G;(function(I){I.MEDIA_ATTACHING="hlsMediaAttaching",I.MEDIA_ATTACHED="hlsMediaAttached",I.MEDIA_DETACHING="hlsMediaDetaching",I.MEDIA_DETACHED="hlsMediaDetached",I.BUFFER_RESET="hlsBufferReset",I.BUFFER_CODECS="hlsBufferCodecs",I.BUFFER_CREATED="hlsBufferCreated",I.BUFFER_APPENDING="hlsBufferAppending",I.BUFFER_APPENDED="hlsBufferAppended",I.BUFFER_EOS="hlsBufferEos",I.BUFFER_FLUSHING="hlsBufferFlushing",I.BUFFER_FLUSHED="hlsBufferFlushed",I.MANIFEST_LOADING="hlsManifestLoading",I.MANIFEST_LOADED="hlsManifestLoaded",I.MANIFEST_PARSED="hlsManifestParsed",I.LEVEL_SWITCHING="hlsLevelSwitching",I.LEVEL_SWITCHED="hlsLevelSwitched",I.LEVEL_LOADING="hlsLevelLoading",I.LEVEL_LOADED="hlsLevelLoaded",I.LEVEL_UPDATED="hlsLevelUpdated",I.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",I.LEVELS_UPDATED="hlsLevelsUpdated",I.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",I.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",I.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",I.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",I.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",I.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",I.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",I.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",I.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",I.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",I.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",I.CUES_PARSED="hlsCuesParsed",I.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",I.INIT_PTS_FOUND="hlsInitPtsFound",I.FRAG_LOADING="hlsFragLoading",I.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",I.FRAG_LOADED="hlsFragLoaded",I.FRAG_DECRYPTED="hlsFragDecrypted",I.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",I.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",I.FRAG_PARSING_METADATA="hlsFragParsingMetadata",I.FRAG_PARSED="hlsFragParsed",I.FRAG_BUFFERED="hlsFragBuffered",I.FRAG_CHANGED="hlsFragChanged",I.FPS_DROP="hlsFpsDrop",I.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",I.ERROR="hlsError",I.DESTROYING="hlsDestroying",I.KEY_LOADING="hlsKeyLoading",I.KEY_LOADED="hlsKeyLoaded",I.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",I.BACK_BUFFER_REACHED="hlsBackBufferReached"})(G||(G={}))},"./src/hls.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return p});var G=A("./node_modules/url-toolkit/src/url-toolkit.js"),I=A.n(G),R=A("./src/loader/playlist-loader.ts"),B=A("./src/loader/key-loader.ts"),U=A("./src/controller/id3-track-controller.ts"),k=A("./src/controller/latency-controller.ts"),L=A("./src/controller/level-controller.ts"),y=A("./src/controller/fragment-tracker.ts"),x=A("./src/controller/stream-controller.ts"),O=A("./src/is-supported.ts"),C=A("./src/utils/logger.ts"),T=A("./src/config.ts"),g=A("./node_modules/eventemitter3/index.js"),d=A.n(g),o=A("./src/events.ts"),u=A("./src/errors.ts");function s(f,_){for(var b=0;b<_.length;b++){var h=_[b];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(f,h.key,h)}}function w(f,_,b){return _&&s(f.prototype,_),b&&s(f,b),f}var p=function(){f.isSupported=function(){return Object(O.isSupported)()};function f(b){b===void 0&&(b={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new g.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var h=this.config=Object(T.mergeConfig)(f.DefaultConfig,b);this.userConfig=b,Object(C.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(T.enableStreamingMode)(h);var c=h.abrController,l=h.bufferController,a=h.capLevelController,v=h.fpsController,m=this.abrController=new c(this),E=this.bufferController=new l(this),M=this.capLevelController=new a(this),F=new v(this),j=new R.default(this),W=new B.default(this),D=new U.default(this),P=this.levelController=new L.default(this),H=new y.FragmentTracker(this),Y=this.streamController=new x.default(this,H);M.setStreamController(Y),F.setStreamController(Y);var ee=[P,Y];this.networkControllers=ee;var oe=[j,W,m,E,M,F,D,H];this.audioTrackController=this.createController(h.audioTrackController,null,ee),this.createController(h.audioStreamController,H,ee),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,ee),this.createController(h.subtitleStreamController,H,ee),this.createController(h.timelineController,null,oe),this.emeController=this.createController(h.emeController,null,oe),this.cmcdController=this.createController(h.cmcdController,null,oe),this.latencyController=this.createController(k.default,null,oe),this.coreComponents=oe}var _=f.prototype;return _.createController=function(h,c,l){if(h){var a=c?new h(this,c):new h(this);return l&&l.push(a),a}return null},_.on=function(h,c,l){l===void 0&&(l=this),this._emitter.on(h,c,l)},_.once=function(h,c,l){l===void 0&&(l=this),this._emitter.once(h,c,l)},_.removeAllListeners=function(h){this._emitter.removeAllListeners(h)},_.off=function(h,c,l,a){l===void 0&&(l=this),this._emitter.off(h,c,l,a)},_.listeners=function(h){return this._emitter.listeners(h)},_.emit=function(h,c,l){return this._emitter.emit(h,c,l)},_.trigger=function(h,c){if(this.config.debug)return this.emit(h,h,c);try{return this.emit(h,h,c)}catch(l){C.logger.error("An internal error happened while handling event "+h+'. Error message: "'+l.message+'". Here is a stacktrace:',l),this.trigger(o.Events.ERROR,{type:u.ErrorTypes.OTHER_ERROR,details:u.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:h,error:l})}return!1},_.listenerCount=function(h){return this._emitter.listenerCount(h)},_.destroy=function(){C.logger.log("destroy"),this.trigger(o.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(h){return h.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(h){return h.destroy()}),this.coreComponents.length=0},_.attachMedia=function(h){C.logger.log("attachMedia"),this._media=h,this.trigger(o.Events.MEDIA_ATTACHING,{media:h})},_.detachMedia=function(){C.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},_.loadSource=function(h){this.stopLoad();var c=this.media,l=this.url,a=this.url=G.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&l&&l!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},_.startLoad=function(h){h===void 0&&(h=-1),C.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},_.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},_.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},_.recoverMediaError=function(){C.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},_.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},w(f,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return 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this._media}},{key:"subtitleDisplay",get:function(){var h=this.subtitleTrackController;return h?h.subtitleDisplay:!1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleDisplay=h)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(h){this.config.lowLatencyMode=h}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return o.Events}},{key:"ErrorTypes",get:function(){return u.ErrorTypes}},{key:"ErrorDetails",get:function(){return 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Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(d){return!1}}function L(d){return Function.toString.call(d).indexOf("[native code]")!==-1}function y(d,o){return y=Object.setPrototypeOf||function(s,w){return s.__proto__=w,s},y(d,o)}function x(d){return x=Object.setPrototypeOf?Object.getPrototypeOf:function(u){return u.__proto__||Object.getPrototypeOf(u)},x(d)}var O=Math.pow(2,17),C=function(){function d(u){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=u}var o=d.prototype;return o.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},o.abort=function(){this.loader&&this.loader.abort()},o.load=function(s,w){var p=this,f=s.url;if(!f)return Promise.reject(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:s,networkDetails:null},"Fragment does not have a "+(f?"part list":"url")));this.abort();var _=this.config,b=_.fLoader,h=_.loader;return new 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_=this.config,b=_.fLoader,h=_.loader;return new Promise(function(c,l){f.loader&&f.loader.destroy();var a=f.loader=s.loader=b?new b(_):new h(_),v=T(s,w),m={timeout:_.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:_.fragLoadingMaxRetryTimeout,highWaterMark:O};w.stats=a.stats,a.load(v,m,{onSuccess:function(M,F,j,W){f.resetLoader(s,a),f.updateStatsFromPart(s,w);var D={frag:s,part:w,payload:M.data,networkDetails:W};p(D),c(D)},onError:function(M,F,j){f.resetLoader(s,a),l(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:s,part:w,response:M,networkDetails:j}))},onAbort:function(M,F,j){s.stats.aborted=w.stats.aborted,f.resetLoader(s,a),l(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:s,part:w,networkDetails:j}))},onTimeout:function(M,F,j){f.resetLoader(s,a),l(new g({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:s,part:w,networkDetails:j}))}})})},o.updateStatsFromPart=function(s,w){var p=s.stats,f=w.stats,_=f.total;if(p.loaded+=f.loaded,_){var b=Math.round(s.duration/w.duration),h=Math.min(Math.round(p.loaded/_),b),c=b-h,l=c*Math.round(p.loaded/h);p.total=p.loaded+l}else p.total=Math.max(p.loaded,p.total);var a=p.loading,v=f.loading;a.start?a.first+=v.first-v.start:(a.start=v.start,a.first=v.first),a.end=v.end},o.resetLoader=function(s,w){s.loader=null,this.loader===w&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),w.destroy()},d}();function T(d,o){o===void 0&&(o=null);var u=o||d,s={frag:d,part:o,responseType:"arraybuffer",url:u.url,headers:{},rangeStart:0,rangeEnd:0},w=u.byteRangeStartOffset,p=u.byteRangeEndOffset;return Object(G.isFiniteNumber)(w)&&Object(G.isFiniteNumber)(p)&&(s.rangeStart=w,s.rangeEnd=p),s}var g=function(d){R(o,d);function o(u){for(var s,w=arguments.length,p=new Array(w>1?w-1:0),f=1;f<w;f++)p[f-1]=arguments[f];return s=d.call.apply(d,[this].concat(p))||this,s.data=void 0,s.data=u,s}return o}(B(Error))},"./src/loader/fragment.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"ElementaryStreamTypes",function(){return C}),A.d(V,"BaseSegment",function(){return T}),A.d(V,"Fragment",function(){return g}),A.d(V,"Part",function(){return d});var G=A("./src/polyfills/number.ts"),I=A("./node_modules/url-toolkit/src/url-toolkit.js"),R=A.n(I),B=A("./src/utils/logger.ts"),U=A("./src/loader/level-key.ts"),k=A("./src/loader/load-stats.ts");function L(o,u){o.prototype=Object.create(u.prototype),o.prototype.constructor=o,y(o,u)}function y(o,u){return y=Object.setPrototypeOf||function(w,p){return w.__proto__=p,w},y(o,u)}function x(o,u){for(var s=0;s<u.length;s++){var w=u[s];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,u,s){return u&&x(o.prototype,u),s&&x(o,s),o}var C;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(C||(C={}));var T=function(){function o(s){var w;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(w={},w[C.AUDIO]=null,w[C.VIDEO]=null,w[C.AUDIOVIDEO]=null,w),this.baseurl=s}var u=o.prototype;return u.setByteRange=function(w,p){var f=w.split("@",2),_=[];f.length===1?_[0]=p?p.byteRangeEndOffset:0:_[0]=parseInt(f[1]),_[1]=parseInt(f[0])+_[0],this._byteRange=_},O(o,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(I.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(w){this._url=w}}]),o}(),g=function(o){L(u,o);function u(w,p){var f;return f=o.call(this,p)||this,f._decryptdata=null,f.rawProgramDateTime=null,f.programDateTime=null,f.tagList=[],f.duration=0,f.sn=0,f.levelkey=void 0,f.type=void 0,f.loader=null,f.level=-1,f.cc=0,f.startPTS=void 0,f.endPTS=void 0,f.appendedPTS=void 0,f.startDTS=void 0,f.endDTS=void 0,f.start=0,f.deltaPTS=void 0,f.maxStartPTS=void 0,f.minEndPTS=void 0,f.stats=new k.LoadStats,f.urlId=0,f.data=void 0,f.bitrateTest=!1,f.title=null,f.initSegment=null,f.type=w,f}var s=u.prototype;return s.createInitializationVector=function(p){for(var f=new Uint8Array(16),_=12;_<16;_++)f[_]=p>>8*(15-_)&255;return f},s.setDecryptDataFromLevelKey=function(p,f){var _=p;return(p==null?void 0:p.method)==="AES-128"&&p.uri&&!p.iv&&(_=U.LevelKey.fromURI(p.uri),_.method=p.method,_.iv=this.createInitializationVector(f),_.keyFormat="identity"),_},s.setElementaryStreamInfo=function(p,f,_,b,h,c){c===void 0&&(c=!1);var l=this.elementaryStreams,a=l[p];if(!a){l[p]={startPTS:f,endPTS:_,startDTS:b,endDTS:h,partial:c};return}a.startPTS=Math.min(a.startPTS,f),a.endPTS=Math.max(a.endPTS,_),a.startDTS=Math.min(a.startDTS,b),a.endDTS=Math.max(a.endDTS,h)},s.clearElementaryStreamInfo=function(){var p=this.elementaryStreams;p[C.AUDIO]=null,p[C.VIDEO]=null,p[C.AUDIOVIDEO]=null},O(u,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var p=this.sn;typeof p!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&B.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),p=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,p)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(G.isFiniteNumber)(this.programDateTime))return null;var p=Object(G.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+p*1e3}},{key:"encrypted",get:function(){var p;return!!((p=this.decryptdata)!==null&&p!==void 0&&p.keyFormat&&this.decryptdata.uri)}}]),u}(T),d=function(o){L(u,o);function u(s,w,p,f,_){var b;b=o.call(this,p)||this,b.fragOffset=0,b.duration=0,b.gap=!1,b.independent=!1,b.relurl=void 0,b.fragment=void 0,b.index=void 0,b.stats=new k.LoadStats,b.duration=s.decimalFloatingPoint("DURATION"),b.gap=s.bool("GAP"),b.independent=s.bool("INDEPENDENT"),b.relurl=s.enumeratedString("URI"),b.fragment=w,b.index=f;var h=s.enumeratedString("BYTERANGE");return h&&b.setByteRange(h,_),_&&(b.fragOffset=_.fragOffset+_.duration),b}return O(u,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var w=this.elementaryStreams;return!!(w.audio||w.video||w.audiovideo)}}]),u}(T)},"./src/loader/key-loader.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return B});var G=A("./src/events.ts"),I=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),B=function(){function U(L){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=L,this._registerListeners()}var k=U.prototype;return k._registerListeners=function(){this.hls.on(G.Events.KEY_LOADING,this.onKeyLoading,this)},k._unregisterListeners=function(){this.hls.off(G.Events.KEY_LOADING,this.onKeyLoading)},k.destroy=function(){this._unregisterListeners();for(var y in this.loaders){var x=this.loaders[y];x&&x.destroy()}this.loaders={}},k.onKeyLoading=function(y,x){var O=x.frag,C=O.type,T=this.loaders[C];if(!O.decryptdata){R.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var g=O.decryptdata.uri;if(g!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(T&&(R.logger.warn("abort previous key loader for type:"+C),T.abort()),!g){R.logger.warn("key uri is falsy");return}var o=d.loader,u=O.loader=this.loaders[C]=new o(d);this.decrypturl=g,this.decryptkey=null;var s={url:g,frag:O,responseType:"arraybuffer"},w={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(s,w,p)}else this.decryptkey&&(O.decryptdata.key=this.decryptkey,this.hls.trigger(G.Events.KEY_LOADED,{frag:O}))},k.loadsuccess=function(y,x,O){var C=O.frag;if(!C.decryptdata){R.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(y.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(G.Events.KEY_LOADED,{frag:C})},k.loaderror=function(y,x){var O=x.frag,C=O.loader;C&&C.abort(),delete this.loaders[O.type],this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:O,response:y})},k.loadtimeout=function(y,x){var O=x.frag,C=O.loader;C&&C.abort(),delete this.loaders[O.type],this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:O})},U}()},"./src/loader/level-details.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"LevelDetails",function(){return U});var G=A("./src/polyfills/number.ts");function I(k,L){for(var y=0;y<L.length;y++){var x=L[y];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(k,x.key,x)}}function R(k,L,y){return L&&I(k.prototype,L),y&&I(k,y),k}var B=10,U=function(){function k(y){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=y}var L=k.prototype;return L.reloaded=function(x){if(!x){this.advanced=!0,this.updated=!0;return}var O=this.lastPartSn-x.lastPartSn,C=this.lastPartIndex-x.lastPartIndex;this.updated=this.endSN!==x.endSN||!!C||!!O,this.advanced=this.endSN>x.endSN||O>0||O===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(x.misses*.6):this.misses=x.misses+1,this.availabilityDelay=x.availabilityDelay},R(k,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(G.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||B}},{key:"drift",get:function(){var x=this.driftEndTime-this.driftStartTime;if(x>0){var O=this.driftEnd-this.driftStart;return O*1e3/x}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var x;return(x=this.partList)!==null&&x!==void 0&&x.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var x;return(x=this.fragments)!==null&&x!==void 0&&x.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 x;return(x=this.partList)!==null&&x!==void 0&&x.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var x;return(x=this.partList)!==null&&x!==void 0&&x.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),k}()},"./src/loader/level-key.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"LevelKey",function(){return U});var G=A("./node_modules/url-toolkit/src/url-toolkit.js"),I=A.n(G);function R(k,L){for(var y=0;y<L.length;y++){var x=L[y];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(k,x.key,x)}}function B(k,L,y){return L&&R(k.prototype,L),y&&R(k,y),k}var U=function(){k.fromURL=function(y,x){return new k(y,x)},k.fromURI=function(y){return new k(y)};function k(L,y){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,y?this._uri=Object(G.buildAbsoluteURL)(L,y,{alwaysNormalize:!0}):this._uri=L}return B(k,[{key:"uri",get:function(){return this._uri}}]),k}()},"./src/loader/load-stats.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"LoadStats",function(){return G});var G=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return u});var G=A("./src/polyfills/number.ts"),I=A("./node_modules/url-toolkit/src/url-toolkit.js"),R=A.n(I),B=A("./src/loader/fragment.ts"),U=A("./src/loader/level-details.ts"),k=A("./src/loader/level-key.ts"),L=A("./src/utils/attr-list.ts"),y=A("./src/utils/logger.ts"),x=A("./src/utils/codecs.ts"),O=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,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"),g=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(_){var b,h;return d.test((b=(h=I.parseURL(_))===null||h===void 0?void 0:h.path)!=null?b:"")}var u=function(){function _(){}return _.findGroup=function(h,c){for(var l=0;l<h.length;l++){var a=h[l];if(a.id===c)return a}},_.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var l=c.shift()+".";return l+=parseInt(c.shift()).toString(16),l+=("000"+parseInt(c.shift()).toString(16)).substr(-4),l}return h},_.resolve=function(h,c){return I.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},_.parseMasterPlaylist=function(h,c){var l=[],a={},v=!1;O.lastIndex=0;for(var m;(m=O.exec(h))!=null;)if(m[1]){var E=new L.AttrList(m[1]),M={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:_.resolve(m[2],c)},F=E.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),s((E.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=_.convertAVC1ToAVCOTI(M.videoCodec)),l.push(M)}else if(m[3]){var j=new L.AttrList(m[3]);j["DATA-ID"]&&(v=!0,a[j["DATA-ID"]]=j)}return{levels:l,sessionData:v?a:null}},_.parseMasterPlaylistMedia=function(h,c,l,a){a===void 0&&(a=[]);var v,m=[],E=0;for(C.lastIndex=0;(v=C.exec(h))!==null;){var M=new L.AttrList(v[1]);if(M.TYPE===l){var F={attrs:M,bitrate:0,id:E++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:l,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?_.resolve(M.URI,c):""};if(a.length){var j=_.findGroup(a,F.groupId)||a[0];w(F,j,"audioCodec"),w(F,j,"textCodec")}m.push(F)}}return m},_.parseLevelPlaylist=function(h,c,l,a,v){var m=new U.LevelDetails(c),E=m.fragments,M=null,F=0,j=0,W=0,D=0,P=null,H=new B.Fragment(a,c),Y,ee,oe,Te=-1,ve=!1;for(T.lastIndex=0,m.m3u8=h;(Y=T.exec(h))!==null;){ve&&(ve=!1,H=new B.Fragment(a,c),H.start=W,H.sn=F,H.cc=D,H.level=l,M&&(H.initSegment=M,H.rawProgramDateTime=M.rawProgramDateTime));var ge=Y[1];if(ge){H.duration=parseFloat(ge);var he=(" "+Y[2]).slice(1);H.title=he||null,H.tagList.push(he?["INF",ge,he]:["INF",ge])}else if(Y[3])Object(G.isFiniteNumber)(H.duration)&&(H.start=W,oe&&(H.levelkey=oe),H.sn=F,H.level=l,H.cc=D,H.urlId=v,E.push(H),H.relurl=(" "+Y[3]).slice(1),f(H,P),P=H,W+=H.duration,F++,j=0,ve=!0);else if(Y[4]){var fe=(" "+Y[4]).slice(1);P?H.setByteRange(fe,P):H.setByteRange(fe)}else if(Y[5])H.rawProgramDateTime=(" "+Y[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),Te===-1&&(Te=E.length);else{if(Y=Y[0].match(g),!Y){y.logger.warn("No matches on slow regex match for level playlist!");continue}for(ee=1;ee<Y.length&&!(typeof Y[ee]!="undefined");ee++);var ae=(" "+Y[ee]).slice(1),me=(" "+Y[ee+1]).slice(1),J=Y[ee+2]?(" "+Y[ee+2]).slice(1):"";switch(ae){case"PLAYLIST-TYPE":m.type=me.toUpperCase();break;case"MEDIA-SEQUENCE":F=m.startSN=parseInt(me);break;case"SKIP":{var ne=new L.AttrList(me),Q=ne.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)(Q)){m.skippedSegments=Q;for(var Ee=Q;Ee--;)E.unshift(null);F+=Q}var Ce=ne.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ce&&(m.recentlyRemovedDateranges=Ce.split("	"));break}case"TARGETDURATION":m.targetduration=parseFloat(me);break;case"VERSION":m.version=parseInt(me);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(me||J)&&H.tagList.push(J?[me,J]:[me]);break;case"DIS":D++;case"GAP":H.tagList.push([ae]);break;case"BITRATE":H.tagList.push([ae,me]);break;case"DISCONTINUITY-SEQ":D=parseInt(me);break;case"KEY":{var ye,we=new L.AttrList(me),De=we.enumeratedString("METHOD"),Pe=we.URI,ke=we.hexadecimalInteger("IV"),Oe=we.enumeratedString("KEYFORMATVERSIONS"),Re=we.enumeratedString("KEYID"),Ge=(ye=we.enumeratedString("KEYFORMAT"))!=null?ye:"identity",$e=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if($e.indexOf(Ge)>-1){y.logger.warn("Keyformat "+Ge+" is not supported from the manifest");continue}else if(Ge!=="identity")continue;De&&(oe=k.LevelKey.fromURL(c,Pe),Pe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(oe.method=De,oe.keyFormat=Ge,Re&&(oe.keyID=Re),Oe&&(oe.keyFormatVersions=Oe),oe.iv=ke));break}case"START":{var Be=new L.AttrList(me),He=Be.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(He)&&(m.startTimeOffset=He);break}case"MAP":{var rt=new L.AttrList(me);H.relurl=rt.URI,rt.BYTERANGE&&H.setByteRange(rt.BYTERANGE),H.level=l,H.sn="initSegment",oe&&(H.levelkey=oe),H.initSegment=null,M=H,ve=!0;break}case"SERVER-CONTROL":{var Je=new L.AttrList(me);m.canBlockReload=Je.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=Je.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&Je.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=Je.optionalFloat("PART-HOLD-BACK",0),m.holdBack=Je.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var qe=new L.AttrList(me);m.partTarget=qe.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Se=m.partList;Se||(Se=m.partList=[]);var Ze=j>0?Se[Se.length-1]:void 0,Ke=j++,Le=new B.Part(new L.AttrList(me),H,c,Ke,Ze);Se.push(Le),H.duration+=Le.duration;break}case"PRELOAD-HINT":{var Ie=new L.AttrList(me);m.preloadHint=Ie;break}case"RENDITION-REPORT":{var pe=new L.AttrList(me);m.renditionReports=m.renditionReports||[],m.renditionReports.push(pe);break}default:y.logger.warn("line parsed but not handled: "+Y);break}}}P&&!P.relurl?(E.pop(),W-=P.duration,m.partList&&(m.fragmentHint=P)):m.partList&&(f(H,P),H.cc=D,m.fragmentHint=H);var se=E.length,de=E[0],$=E[se-1];if(W+=m.skippedSegments*m.targetduration,W>0&&se&&$){m.averagetargetduration=W/se;var Z=$.sn;m.endSN=Z!=="initSegment"?Z:0,de&&(m.startCC=de.cc,de.initSegment||m.fragments.every(function(te){return te.relurl&&o(te.relurl)})&&(y.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,c),H.relurl=$.relurl,H.level=l,H.sn="initSegment",de.initSegment=H,m.needSidxRanges=!0))}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(W+=m.fragmentHint.duration),m.totalduration=W,m.endCC=D,Te>0&&p(E,Te),m},_}();function s(_,b){["video","audio","text"].forEach(function(h){var c=_.filter(function(a){return Object(x.isCodecType)(a,h)});if(c.length){var l=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});b[h+"Codec"]=l.length>0?l[0]:c[0],_=_.filter(function(a){return c.indexOf(a)===-1})}}),b.unknownCodecs=_}function w(_,b,h){var c=b[h];c&&(_[h]=c)}function p(_,b){for(var h=_[b],c=b;c--;){var l=_[c];if(!l)return;l.programDateTime=h.programDateTime-l.duration*1e3,h=l}}function f(_,b){_.rawProgramDateTime?_.programDateTime=Date.parse(_.rawProgramDateTime):b!=null&&b.programDateTime&&(_.programDateTime=b.endProgramDateTime),Object(G.isFiniteNumber)(_.programDateTime)||(_.programDateTime=null,_.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),I=A("./src/events.ts"),R=A("./src/errors.ts"),B=A("./src/utils/logger.ts"),U=A("./src/utils/mp4-tools.ts"),k=A("./src/loader/m3u8-parser.ts"),L=A("./src/types/loader.ts"),y=A("./src/utils/attr-list.ts");function x(T){var g=T.type;switch(g){case L.PlaylistContextType.AUDIO_TRACK:return L.PlaylistLevelType.AUDIO;case L.PlaylistContextType.SUBTITLE_TRACK:return L.PlaylistLevelType.SUBTITLE;default:return L.PlaylistLevelType.MAIN}}function O(T,g){var d=T.url;return(d===void 0||d.indexOf("data:")===0)&&(d=g.url),d}var C=function(){function T(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var g=T.prototype;return g.registerListeners=function(){var o=this.hls;o.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.createInternalLoader=function(o){var u=this.hls.config,s=u.pLoader,w=u.loader,p=s||w,f=new p(u);return o.loader=f,this.loaders[o.type]=f,f},g.getInternalLoader=function(o){return this.loaders[o.type]},g.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},g.destroyInternalLoaders=function(){for(var o in this.loaders){var u=this.loaders[o];u&&u.destroy(),this.resetInternalLoader(o)}},g.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},g.onManifestLoading=function(o,u){var s=u.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:L.PlaylistContextType.MANIFEST,url:s,deliveryDirectives:null})},g.onLevelLoading=function(o,u){var s=u.id,w=u.level,p=u.url,f=u.deliveryDirectives;this.load({id:s,groupId:null,level:w,responseType:"text",type:L.PlaylistContextType.LEVEL,url:p,deliveryDirectives:f})},g.onAudioTrackLoading=function(o,u){var s=u.id,w=u.groupId,p=u.url,f=u.deliveryDirectives;this.load({id:s,groupId:w,level:null,responseType:"text",type:L.PlaylistContextType.AUDIO_TRACK,url:p,deliveryDirectives:f})},g.onSubtitleTrackLoading=function(o,u){var s=u.id,w=u.groupId,p=u.url,f=u.deliveryDirectives;this.load({id:s,groupId:w,level:null,responseType:"text",type:L.PlaylistContextType.SUBTITLE_TRACK,url:p,deliveryDirectives:f})},g.load=function(o){var u,s=this.hls.config,w=this.getInternalLoader(o);if(w){var p=w.context;if(p&&p.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),w.abort()}var f,_,b,h;switch(o.type){case L.PlaylistContextType.MANIFEST:f=s.manifestLoadingMaxRetry,_=s.manifestLoadingTimeOut,b=s.manifestLoadingRetryDelay,h=s.manifestLoadingMaxRetryTimeout;break;case L.PlaylistContextType.LEVEL:case L.PlaylistContextType.AUDIO_TRACK:case L.PlaylistContextType.SUBTITLE_TRACK:f=0,_=s.levelLoadingTimeOut;break;default:f=s.levelLoadingMaxRetry,_=s.levelLoadingTimeOut,b=s.levelLoadingRetryDelay,h=s.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(u=o.deliveryDirectives)!==null&&u!==void 0&&u.part){var c;if(o.type===L.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===L.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===L.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var l=c.partTarget,a=c.targetduration;l&&a&&(_=Math.min(Math.max(l*3,a*.8)*1e3,_))}}var v={timeout:_,maxRetry:f,retryDelay:b,maxRetryDelay:h,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,v,m)},g.loadsuccess=function(o,u,s,w){if(w===void 0&&(w=null),s.isSidxRequest){this.handleSidxRequest(o,s),this.handlePlaylistLoaded(o,u,s,w);return}this.resetInternalLoader(s.type);var p=o.data;if(p.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,s,"no EXTM3U delimiter",w);return}u.parsing.start=performance.now(),p.indexOf("#EXTINF:")>0||p.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,u,s,w):this.handleMasterPlaylist(o,u,s,w)},g.loaderror=function(o,u,s){s===void 0&&(s=null),this.handleNetworkError(u,s,!1,o)},g.loadtimeout=function(o,u,s){s===void 0&&(s=null),this.handleNetworkError(u,s,!0)},g.handleMasterPlaylist=function(o,u,s,w){var p=this.hls,f=o.data,_=O(o,s),b=k.default.parseMasterPlaylist(f,_),h=b.levels,c=b.sessionData;if(!h.length){this.handleManifestParsingError(o,s,"no level found in manifest",w);return}var l=h.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=h.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),v=k.default.parseMasterPlaylistMedia(f,_,"AUDIO",l),m=k.default.parseMasterPlaylistMedia(f,_,"SUBTITLES",a),E=k.default.parseMasterPlaylistMedia(f,_,"CLOSED-CAPTIONS");if(v.length){var M=v.some(function(F){return!F.url});!M&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new y.AttrList({}),bitrate:0,url:""}))}p.trigger(I.Events.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:m,captions:E,url:_,stats:u,networkDetails:w,sessionData:c})},g.handleTrackOrLevelPlaylist=function(o,u,s,w){var p=this.hls,f=s.id,_=s.level,b=s.type,h=O(o,s),c=Object(G.isFiniteNumber)(f)?f:0,l=Object(G.isFiniteNumber)(_)?_:c,a=x(s),v=k.default.parseLevelPlaylist(o.data,h,l,a,c);if(!v.fragments.length){p.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof s.level=="number"?s.level:void 0});return}if(b===L.PlaylistContextType.MANIFEST){var m={attrs:new y.AttrList({}),bitrate:0,details:v,name:"",url:h};p.trigger(I.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:h,stats:u,networkDetails:w,sessionData:null})}if(u.parsing.end=performance.now(),v.needSidxRanges){var E,M=(E=v.fragments[0].initSegment)===null||E===void 0?void 0:E.url;this.load({url:M,isSidxRequest:!0,type:b,level:_,levelDetails:v,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}s.levelDetails=v,this.handlePlaylistLoaded(o,u,s,w)},g.handleSidxRequest=function(o,u){var s=Object(U.parseSegmentIndex)(new Uint8Array(o.data));if(!s)return;var w=s.references,p=u.levelDetails;w.forEach(function(f,_){var b=f.info,h=p.fragments[_];h.byteRange.length===0&&h.setByteRange(String(1+b.end-b.start)+"@"+String(b.start)),h.initSegment&&h.initSegment.setByteRange(String(s.moovEndOffset)+"@0")})},g.handleManifestParsingError=function(o,u,s,w){this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:u.type===L.PlaylistContextType.MANIFEST,url:o.url,reason:s,response:o,context:u,networkDetails:w})},g.handleNetworkError=function(o,u,s,w){s===void 0&&(s=!1),B.logger.warn("[playlist-loader]: A network "+(s?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var p=R.ErrorDetails.UNKNOWN,f=!1,_=this.getInternalLoader(o);switch(o.type){case L.PlaylistContextType.MANIFEST:p=s?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,f=!0;break;case L.PlaylistContextType.LEVEL:p=s?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,f=!1;break;case L.PlaylistContextType.AUDIO_TRACK:p=s?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,f=!1;break;case L.PlaylistContextType.SUBTITLE_TRACK:p=s?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,f=!1;break}_&&this.resetInternalLoader(o.type);var b={type:R.ErrorTypes.NETWORK_ERROR,details:p,fatal:f,url:o.url,loader:_,context:o,networkDetails:u};w&&(b.response=w),this.hls.trigger(I.Events.ERROR,b)},g.handlePlaylistLoaded=function(o,u,s,w){var p=s.type,f=s.level,_=s.id,b=s.groupId,h=s.loader,c=s.levelDetails,l=s.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,s,"invalid target duration",w);return}if(!h)return;c.live&&(h.getCacheAge&&(c.ageHeader=h.getCacheAge()||0),(!h.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(p){case L.PlaylistContextType.MANIFEST:case 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R.box(R.types.hdlr,R.HDLR_TYPES[U])},R.mdat=function(U){return R.box(R.types.mdat,U)},R.mdhd=function(U,k){k*=U;var L=Math.floor(k/(G+1)),y=Math.floor(k%(G+1));return R.box(R.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,U>>24&255,U>>16&255,U>>8&255,U&255,L>>24,L>>16&255,L>>8&255,L&255,y>>24,y>>16&255,y>>8&255,y&255,85,196,0,0]))},R.mdia=function(U){return R.box(R.types.mdia,R.mdhd(U.timescale,U.duration),R.hdlr(U.type),R.minf(U))},R.mfhd=function(U){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,U>>24,U>>16&255,U>>8&255,U&255]))},R.minf=function(U){return U.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(U)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(U))},R.moof=function(U,k,L){return R.box(R.types.moof,R.mfhd(U),R.traf(L,k))},R.moov=function(U){for(var k=U.length,L=[];k--;)L[k]=R.trak(U[k]);return R.box.apply(null,[R.types.moov,R.mvhd(U[0].timescale,U[0].duration)].concat(L).concat(R.mvex(U)))},R.mvex=function(U){for(var k=U.length,L=[];k--;)L[k]=R.trex(U[k]);return R.box.apply(null,[R.types.mvex].concat(L))},R.mvhd=function(U,k){k*=U;var L=Math.floor(k/(G+1)),y=Math.floor(k%(G+1)),x=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,U>>24&255,U>>16&255,U>>8&255,U&255,L>>24,L>>16&255,L>>8&255,L&255,y>>24,y>>16&255,y>>8&255,y&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return R.box(R.types.mvhd,x)},R.sdtp=function(U){var k=U.samples||[],L=new Uint8Array(4+k.length),y,x;for(y=0;y<k.length;y++)x=k[y].flags,L[y+4]=x.dependsOn<<4|x.isDependedOn<<2|x.hasRedundancy;return R.box(R.types.sdtp,L)},R.stbl=function(U){return R.box(R.types.stbl,R.stsd(U),R.box(R.types.stts,R.STTS),R.box(R.types.stsc,R.STSC),R.box(R.types.stsz,R.STSZ),R.box(R.types.stco,R.STCO))},R.avc1=function(U){var k=[],L=[],y,x,O;for(y=0;y<U.sps.length;y++)x=U.sps[y],O=x.byteLength,k.push(O>>>8&255),k.push(O&255),k=k.concat(Array.prototype.slice.call(x));for(y=0;y<U.pps.length;y++)x=U.pps[y],O=x.byteLength,L.push(O>>>8&255),L.push(O&255),L=L.concat(Array.prototype.slice.call(x));var C=R.box(R.types.avcC,new Uint8Array([1,k[3],k[4],k[5],252|3,224|U.sps.length].concat(k).concat([U.pps.length]).concat(L))),T=U.width,g=U.height,d=U.pixelRatio[0],o=U.pixelRatio[1];return R.box(R.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,g>>8&255,g&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,R.box(R.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),R.box(R.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(U){var k=U.config.length;return new Uint8Array([0,0,0,0,3,23+k,0,1,0,4,15+k,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([k]).concat(U.config).concat([6,1,2]))},R.mp4a=function(U){var k=U.samplerate;return R.box(R.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,U.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]),R.box(R.types.esds,R.esds(U)))},R.mp3=function(U){var k=U.samplerate;return R.box(R.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,U.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]))},R.stsd=function(U){return U.type==="audio"?!U.isAAC&&U.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(U)):R.box(R.types.stsd,R.STSD,R.mp4a(U)):R.box(R.types.stsd,R.STSD,R.avc1(U))},R.tkhd=function(U){var k=U.id,L=U.duration*U.timescale,y=U.width,x=U.height,O=Math.floor(L/(G+1)),C=Math.floor(L%(G+1));return R.box(R.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,y>>8&255,y&255,0,0,x>>8&255,x&255,0,0]))},R.traf=function(U,k){var L=R.sdtp(U),y=U.id,x=Math.floor(k/(G+1)),O=Math.floor(k%(G+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,y>>24,y>>16&255,y>>8&255,y&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,x>>24,x>>16&255,x>>8&255,x&255,O>>24,O>>16&255,O>>8&255,O&255])),R.trun(U,L.length+16+20+8+16+8+8),L)},R.trak=function(U){return U.duration=U.duration||4294967295,R.box(R.types.trak,R.tkhd(U),R.mdia(U))},R.trex=function(U){var k=U.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(U,k){var L=U.samples||[],y=L.length,x=12+16*y,O=new Uint8Array(x),C,T,g,d,o,u;for(k+=8+x,O.set([0,0,15,1,y>>>24&255,y>>>16&255,y>>>8&255,y&255,k>>>24&255,k>>>16&255,k>>>8&255,k&255],0),C=0;C<y;C++)T=L[C],g=T.duration,d=T.size,o=T.flags,u=T.cts,O.set([g>>>24&255,g>>>16&255,g>>>8&255,g&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,u>>>24&255,u>>>16&255,u>>>8&255,u&255],12+16*C);return R.box(R.types.trun,O)},R.initSegment=function(U){R.types||R.init();var k=R.moov(U),L=new Uint8Array(R.FTYP.byteLength+k.byteLength);return L.set(R.FTYP),L.set(k,R.FTYP.byteLength),L},R}();I.types=void 0,I.HDLR_TYPES=void 0,I.STTS=void 0,I.STSC=void 0,I.STCO=void 0,I.STSZ=void 0,I.VMHD=void 0,I.SMHD=void 0,I.STSD=void 0,I.FTYP=void 0,I.DINF=void 0,V.default=I},"./src/remux/mp4-remuxer.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"default",function(){return u}),A.d(V,"normalizePts",function(){return s});var G=A("./src/polyfills/number.ts"),I=A("./src/remux/aac-helper.ts"),R=A("./src/remux/mp4-generator.ts"),B=A("./src/events.ts"),U=A("./src/errors.ts"),k=A("./src/utils/logger.ts"),L=A("./src/types/loader.ts"),y=A("./src/utils/timescale-conversion.ts");function x(){return x=Object.assign||function(_){for(var b=1;b<arguments.length;b++){var h=arguments[b];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(_[c]=h[c])}return _},x.apply(this,arguments)}var O=10*1e3,C=1024,T=1152,g=null,d=null,o=!1,u=function(){function _(h,c,l,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=l,this.ISGenerated=!1,g===null){var v=navigator.userAgent||"",m=v.match(/Chrome\/(\d+)/i);g=m?parseInt(m[1]):0}if(d===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);d=E?parseInt(E[1]):0}o=!!g&&g<75||!!d&&d<600}var b=_.prototype;return b.destroy=function(){},b.resetTimeStamp=function(c){k.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},b.resetNextTimestamp=function(){k.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},b.resetInitSegment=function(){k.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},b.getVideoStartPts=function(c){var l=!1,a=c.reduce(function(v,m){var E=m.pts-v;return E<-4294967296?(l=!0,s(v,m.pts)):E>0?v:m.pts},c[0].pts);return l&&k.logger.debug("PTS rollover detected"),a},b.remux=function(c,l,a,v,m,E,M,F){var j,W,D,P,H,Y,ee=m,oe=m,Te=c.pid>-1,ve=l.pid>-1,ge=l.samples.length,he=c.samples.length>0,fe=ge>1,ae=(!Te||he)&&(!ve||fe)||this.ISGenerated||M;if(ae){this.ISGenerated||(D=this.generateIS(c,l,m));var me=this.isVideoContiguous,J=-1;if(fe&&(J=w(l.samples),!me&&this.config.forceKeyFrameOnDiscontinuity))if(Y=!0,J>0){k.logger.warn("[mp4-remuxer]: Dropped "+J+" out of "+ge+" video samples due to a missing keyframe");var ne=this.getVideoStartPts(l.samples);l.samples=l.samples.slice(J),l.dropped+=J,oe+=(l.samples[0].pts-ne)/(l.timescale||9e4)}else J===-1&&(k.logger.warn("[mp4-remuxer]: No keyframe found out of "+ge+" video samples"),Y=!1);if(this.ISGenerated){if(he&&fe){var Q=this.getVideoStartPts(l.samples),Ee=s(c.samples[0].pts,Q)-Q,Ce=Ee/l.inputTimeScale;ee+=Math.max(0,Ce),oe+=Math.max(0,-Ce)}if(he){if(c.samplerate||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),D=this.generateIS(c,l,m)),W=this.remuxAudio(c,ee,this.isAudioContiguous,E,ve||fe||F===L.PlaylistLevelType.AUDIO?oe:void 0),fe){var ye=W?W.endPTS-W.startPTS:0;l.inputTimeScale||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),D=this.generateIS(c,l,m)),j=this.remuxVideo(l,oe,me,ye)}}else fe&&(j=this.remuxVideo(l,oe,me,0));j&&(j.firstKeyFrame=J,j.independent=J!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,m)),v.samples.length&&(P=this.remuxText(v,m))),{audio:W,video:j,initSegment:D,independent:Y,text:P,id3:H}},b.generateIS=function(c,l,a){var v=c.samples,m=l.samples,E=this.typeSupported,M={},F=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,D,P;if(F&&(W=D=Infinity),c.config&&v.length&&(c.timescale=c.samplerate,c.isAAC||(E.mpeg?(j="audio/mpeg",c.codec=""):E.mp3&&(c.codec="mp3")),M.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&E.mpeg?new Uint8Array(0):R.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(P=c.inputTimeScale,W=D=v[0].pts-Math.round(P*a))),l.sps&&l.pps&&m.length&&(l.timescale=l.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:R.default.initSegment([l]),metadata:{width:l.width,height:l.height}},F)){P=l.inputTimeScale;var H=this.getVideoStartPts(m),Y=Math.round(P*a);D=Math.min(D,s(m[0].dts,H)-Y),W=Math.min(W,H-Y)}if(Object.keys(M).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=D),{tracks:M,initPTS:W,timescale:P}},b.remuxVideo=function(c,l,a,v){var m=c.inputTimeScale,E=c.samples,M=[],F=E.length,j=this._initPTS,W=this.nextAvcDts,D=8,P,H,Y,ee=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,Te=0,ve=!1;if(!a||W===null){var ge=l*m,he=E[0].pts-s(E[0].dts,E[0].pts);W=ge-he}for(var fe=0;fe<F;fe++){var ae=E[fe];if(ae.pts=s(ae.pts-j,W),ae.dts=s(ae.dts-j,W),ae.dts>ae.pts){var me=9e4*.2;Te=Math.max(Math.min(Te,ae.pts-ae.dts),-1*me)}ae.dts<E[fe>0?fe-1:fe].dts&&(ve=!0)}ve&&E.sort(function(mt,dt){var ot=mt.dts-dt.dts,Ct=mt.pts-dt.pts;return ot||Ct}),H=E[0].dts,Y=E[E.length-1].dts;var J=Math.round((Y-H)/(F-1));if(Te<0){if(Te<J*-2){k.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(y.toMsFromMpegTsClock)(-J,!0)+" ms");for(var ne=Te,Q=0;Q<F;Q++)E[Q].dts=ne=Math.max(ne,E[Q].pts-J),E[Q].pts=Math.max(ne,E[Q].pts)}else{k.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(y.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var Ee=0;Ee<F;Ee++)E[Ee].dts=E[Ee].dts+Te}H=E[0].dts}if(a){var Ce=H-W,ye=Ce>J,we=Ce<-1;if(ye||we){ye?k.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(Ce,!0)+" ms ("+Ce+"dts) hole between fragments detected, filling it"):k.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(-Ce,!0)+" ms ("+Ce+"dts) overlapping between fragments detected"),H=W;var De=E[0].pts-Ce;E[0].dts=H,E[0].pts=De,k.logger.log("Video: First PTS/DTS adjusted: "+Object(y.toMsFromMpegTsClock)(De,!0)+"/"+Object(y.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(y.toMsFromMpegTsClock)(Ce,!0)+" ms")}}o&&(H=Math.max(0,H));for(var Pe=0,ke=0,Oe=0;Oe<F;Oe++){for(var Re=E[Oe],Ge=Re.units,$e=Ge.length,Be=0,He=0;He<$e;He++)Be+=Ge[He].data.length;ke+=Be,Pe+=$e,Re.length=Be,Re.dts=Math.max(Re.dts,H),Re.pts=Math.max(Re.pts,Re.dts,0),ee=Math.min(Re.pts,ee),oe=Math.max(Re.pts,oe)}Y=E[F-1].dts;var rt=ke+4*Pe+8,Je;try{Je=new Uint8Array(rt)}catch(mt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:rt,reason:"fail allocating video mdat "+rt});return}var qe=new DataView(Je.buffer);qe.setUint32(0,rt),Je.set(R.default.types.mdat,4);for(var Se=0;Se<F;Se++){for(var Ze=E[Se],Ke=Ze.units,Le=0,Ie=0,pe=Ke.length;Ie<pe;Ie++){var se=Ke[Ie],de=se.data,$=se.data.byteLength;qe.setUint32(D,$),D+=4,Je.set(de,D),D+=$,Le+=4+$}if(Se<F-1)P=E[Se+1].dts-Ze.dts;else{var Z=this.config,te=Ze.dts-E[Se>0?Se-1:Se].dts;if(Z.stretchShortVideoTrack&&this.nextAudioPts!==null){var le=Math.floor(Z.maxBufferHole*m),ce=(v?ee+v*m:this.nextAudioPts)-Ze.pts;ce>le?(P=ce-te,P<0&&(P=te),k.logger.log("[mp4-remuxer]: It is approximately "+ce/90+" ms to the next segment; using duration "+P/90+" ms for the last video frame.")):P=te}else P=te}var Ae=Math.round(Ze.pts-Ze.dts);M.push(new p(Ze.key,P,Le,Ae))}if(M.length&&g&&g<70){var _e=M[0].flags;_e.dependsOn=2,_e.isNonSync=0}console.assert(P!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=Y+P,this.isVideoContiguous=!0;var Ue=R.default.moof(c.sequenceNumber++,H,x({},c,{samples:M})),Qe="video",Ve={data1:Ue,data2:Je,startPTS:ee/m,endPTS:(oe+P)/m,startDTS:H/m,endDTS:W/m,type:Qe,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Je.length,"MDAT length must not be zero"),Ve},b.remuxAudio=function(c,l,a,v,m){var E=c.inputTimeScale,M=c.samplerate?c.samplerate:E,F=E/M,j=c.isAAC?C:T,W=j*F,D=this._initPTS,P=!c.isAAC&&this.typeSupported.mpeg,H=[],Y=c.samples,ee=P?0:8,oe=this.nextAudioPts||-1,Te=l*E;if(this.isAudioContiguous=a=a||Y.length&&oe>0&&(v&&Math.abs(Te-oe)<9e3||Math.abs(s(Y[0].pts-D,Te)-oe)<20*W),Y.forEach(function(de){de.pts=s(de.pts-D,Te)}),!a||oe<0){if(Y=Y.filter(function(de){return de.pts>=0}),!Y.length)return;m===0?oe=0:v?oe=Math.max(0,Te):oe=Y[0].pts}if(c.isAAC)for(var ve=m!==void 0,ge=this.config.maxAudioFramesDrift,he=0,fe=oe;he<Y.length;he++){var ae=Y[he],me=ae.pts,J=me-fe,ne=Math.abs(1e3*J/E);if(J<=-ge*W&&ve)he===0&&(k.logger.warn("Audio frame @ "+(me/E).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*J/E)+" ms."),this.nextAudioPts=oe=fe=me);else if(J>=ge*W&&ne<O&&ve){var Q=Math.round(J/W);fe=me-Q*W,fe<0&&(Q--,fe+=W),he===0&&(this.nextAudioPts=oe=fe),k.logger.warn("[mp4-remuxer]: Injecting "+Q+" audio frame @ "+(fe/E).toFixed(3)+"s due to "+Math.round(1e3*J/E)+" ms gap.");for(var Ee=0;Ee<Q;Ee++){var Ce=Math.max(fe,0),ye=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);ye||(k.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=ae.unit.subarray()),Y.splice(he,0,{unit:ye,pts:Ce}),fe+=W,he++}}ae.pts=fe,fe+=W}for(var we=null,De=null,Pe,ke=0,Oe=Y.length;Oe--;)ke+=Y[Oe].unit.byteLength;for(var Re=0,Ge=Y.length;Re<Ge;Re++){var $e=Y[Re],Be=$e.unit,He=$e.pts;if(De!==null){var rt=H[Re-1];rt.duration=Math.round((He-De)/F)}else if(a&&c.isAAC&&(He=oe),we=He,ke>0){ke+=ee;try{Pe=new Uint8Array(ke)}catch(de){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ke,reason:"fail allocating audio mdat "+ke});return}if(!P){var Je=new DataView(Pe.buffer);Je.setUint32(0,ke),Pe.set(R.default.types.mdat,4)}}else return;Pe.set(Be,ee);var qe=Be.byteLength;ee+=qe,H.push(new p(!0,j,qe,0)),De=He}var Se=H.length;if(!Se)return;var Ze=H[H.length-1];this.nextAudioPts=oe=De+F*Ze.duration;var Ke=P?new Uint8Array(0):R.default.moof(c.sequenceNumber++,we/F,x({},c,{samples:H}));c.samples=[];var Le=we/E,Ie=oe/E,pe="audio",se={data1:Ke,data2:Pe,startPTS:Le,endPTS:Ie,startDTS:Le,endDTS:Ie,type:pe,hasAudio:!0,hasVideo:!1,nb:Se};return this.isAudioContiguous=!0,console.assert(Pe.length,"MDAT length must not be zero"),se},b.remuxEmptyAudio=function(c,l,a,v){var m=c.inputTimeScale,E=c.samplerate?c.samplerate:m,M=m/E,F=this.nextAudioPts,j=(F!==null?F:v.startDTS*m)+this._initDTS,W=v.endDTS*m+this._initDTS,D=M*C,P=Math.ceil((W-j)/D),H=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(k.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){k.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var Y=[],ee=0;ee<P;ee++){var oe=j+ee*D;Y.push({unit:H,pts:oe,dts:oe})}return c.samples=Y,this.remuxAudio(c,l,a,!1)},b.remuxID3=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,m=this._initPTS,E=this._initDTS,M=0;M<a;M++){var F=c.samples[M];F.pts=s(F.pts-m,l*v)/v,F.dts=s(F.dts-E,l*v)/v}var j=c.samples;return c.samples=[],{samples:j}},b.remuxText=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,m=this._initPTS,E=0;E<a;E++){var M=c.samples[E];M.pts=s(M.pts-m,l*v)/v}c.samples.sort(function(j,W){return j.pts-W.pts});var F=c.samples;return c.samples=[],{samples:F}},_}();function s(_,b){var h;if(b===null)return _;for(b<_?h=-8589934592:h=8589934592;Math.abs(_-b)>4294967296;)_+=h;return _}function w(_){for(var b=0;b<_.length;b++)if(_[b].key)return b;return-1}var p=function(b,h,c,l){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=l,this.flags=new f(b)},f=function(b){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=b?2:1,this.isNonSync=b?0:1}},"./src/remux/passthrough-remuxer.ts":function(re,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),I=A("./src/utils/mp4-tools.ts"),R=A("./src/loader/fragment.ts"),B=A("./src/utils/logger.ts"),U=function(){function y(){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 x=y.prototype;return x.destroy=function(){},x.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},x.resetNextTimestamp=function(){this.lastEndDTS=null},x.resetInitSegment=function(C,T,g){this.audioCodec=T,this.videoCodec=g,this.generateInitSegment(C),this.emitInitSegment=!0},x.generateInitSegment=function(C){var T=this.audioCodec,g=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(I.parseInitSegment)(C);T||(T=L(d.audio,R.ElementaryStreamTypes.AUDIO)),g||(g=L(d.video,R.ElementaryStreamTypes.VIDEO));var o={};d.audio&&d.video?o.audiovideo={container:"video/mp4",codec:T+","+g,initSegment:C,id:"main"}:d.audio?o.audio={container:"audio/mp4",codec:T,initSegment:C,id:"audio"}:d.video?o.video={container:"video/mp4",codec:g,initSegment:C,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},x.remux=function(C,T,g,d,o){var u=this.initPTS,s=this.lastEndDTS,w={audio:void 0,video:void 0,text:d,id3:g,initSegment:void 0};Object(G.isFiniteNumber)(s)||(s=this.lastEndDTS=o||0);var p=T.samples;if(!p||!p.length)return w;var f={initPTS:void 0,timescale:1},_=this.initData;if((!_||!_.length)&&(this.generateInitSegment(p),_=this.initData),!_||!_.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),w;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1),Object(G.isFiniteNumber)(u)||(this.initPTS=f.initPTS=u=k(_,p,s));var b=Object(I.getDuration)(p,_),h=s,c=b+h;Object(I.offsetStartDTS)(_,p,u),b>0?this.lastEndDTS=c:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var l=!!_.audio,a=!!_.video,v="";l&&(v+="audio"),a&&(v+="video");var m={data1:p,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:v,hasAudio:l,hasVideo:a,nb:1,dropped:0};return w.audio=m.type==="audio"?m:void 0,w.video=m.type!=="audio"?m:void 0,w.text=d,w.id3=g,w.initSegment=f,w},y}(),k=function(x,O,C){return Object(I.getStartDTS)(x,O)-C};function L(y,x){var O=y==null?void 0:y.codec;return O&&O.length>4?O:O==="hvc1"?"hvc1.1.c.L120.90":O==="av01"?"av01.0.04M.08":O==="avc1"||x===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}V.default=U},"./src/task-loop.ts":function(re,V,A){"use 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0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.unknownCodecs=void 0,this.audioGroupIds=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.textGroupIds=void 0,this.url=void 0,this._urlId=0,this.url=[y.url],this.attrs=y.attrs,this.bitrate=y.bitrate,y.details&&(this.details=y.details),this.id=y.id||0,this.name=y.name,this.width=y.width||0,this.height=y.height||0,this.audioCodec=y.audioCodec,this.videoCodec=y.videoCodec,this.unknownCodecs=y.unknownCodecs,this.codecSet=[y.videoCodec,y.audioCodec].filter(function(x){return x}).join(",").replace(/\.[^.,]+/g,"")}return I(L,[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"uri",get:function(){return this.url[this._urlId]||""}},{key:"urlId",get:function(){return this._urlId},set:function(x){var O=x%this.url.length;this._urlId!==O&&(this.details=void 0,this._urlId=O)}}]),L}()},"./src/types/loader.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"PlaylistContextType",function(){return G}),A.d(V,"PlaylistLevelType",function(){return I});var G;(function(R){R.MANIFEST="manifest",R.LEVEL="level",R.AUDIO_TRACK="audioTrack",R.SUBTITLE_TRACK="subtitleTrack"})(G||(G={}));var I;(function(R){R.MAIN="main",R.AUDIO="audio",R.SUBTITLE="subtitle"})(I||(I={}))},"./src/types/transmuxer.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"ChunkMetadata",function(){return G});var G=function(B,U,k,L,y,x){L===void 0&&(L=0),y===void 0&&(y=-1),x===void 0&&(x=!1),this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing=I(),this.buffering={audio:I(),video:I(),audiovideo:I()},this.level=B,this.sn=U,this.id=k,this.size=L,this.part=y,this.partial=x};function I(){return{start:0,executeStart:0,executeEnd:0,end:0}}},"./src/utils/attr-list.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"AttrList",function(){return R});var G=/^(\d+)x(\d+)$/,I=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,R=function(){function B(k){typeof k=="string"&&(k=B.parseAttrList(k));for(var L in k)k.hasOwnProperty(L)&&(this[L]=k[L])}var U=B.prototype;return U.decimalInteger=function(L){var y=parseInt(this[L],10);return y>Number.MAX_SAFE_INTEGER?Infinity:y},U.hexadecimalInteger=function(L){if(this[L]){var y=(this[L]||"0x").slice(2);y=(y.length&1?"0":"")+y;for(var x=new Uint8Array(y.length/2),O=0;O<y.length/2;O++)x[O]=parseInt(y.slice(O*2,O*2+2),16);return x}else return null},U.hexadecimalIntegerAsNumber=function(L){var y=parseInt(this[L],16);return y>Number.MAX_SAFE_INTEGER?Infinity:y},U.decimalFloatingPoint=function(L){return parseFloat(this[L])},U.optionalFloat=function(L,y){var x=this[L];return x?parseFloat(x):y},U.enumeratedString=function(L){return this[L]},U.bool=function(L){return this[L]==="YES"},U.decimalResolution=function(L){var y=G.exec(this[L]);return y===null?void 0:{width:parseInt(y[1],10),height:parseInt(y[2],10)}},B.parseAttrList=function(L){var y,x={},O='"';for(I.lastIndex=0;(y=I.exec(L))!==null;){var C=y[2];C.indexOf(O)===0&&C.lastIndexOf(O)===C.length-1&&(C=C.slice(1,-1)),x[y[1]]=C}return x},B}()},"./src/utils/binary-search.ts":function(re,V,A){"use strict";A.r(V);var G={search:function(R,B){for(var U=0,k=R.length-1,L=null,y=null;U<=k;){L=(U+k)/2|0,y=R[L];var x=B(y);if(x>0)U=L+1;else if(x<0)k=L-1;else return y}return null}};V.default=G},"./src/utils/buffer-helper.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"BufferHelper",function(){return R});var G=A("./src/utils/logger.ts"),I={length:0,start:function(){return 0},end:function(){return 0}},R=function(){function B(){}return B.isBuffered=function(k,L){try{if(k){for(var y=B.getBuffered(k),x=0;x<y.length;x++)if(L>=y.start(x)&&L<=y.end(x))return!0}}catch(O){}return!1},B.bufferInfo=function(k,L,y){try{if(k){var x=B.getBuffered(k),O=[],C;for(C=0;C<x.length;C++)O.push({start:x.start(C),end:x.end(C)});return this.bufferedInfo(O,L,y)}}catch(T){}return{len:0,start:L,end:L,nextStart:void 0}},B.bufferedInfo=function(k,L,y){L=Math.max(0,L),k.sort(function(f,_){var b=f.start-_.start;return b||_.end-f.end});var x=[];if(y)for(var O=0;O<k.length;O++){var C=x.length;if(C){var T=x[C-1].end;k[O].start-T<y?k[O].end>T&&(x[C-1].end=k[O].end):x.push(k[O])}else x.push(k[O])}else x=k;for(var g=0,d,o=L,u=L,s=0;s<x.length;s++){var w=x[s].start,p=x[s].end;if(L+y>=w&&L<p)o=w,u=p,g=u-L;else if(L+y<w){d=w;break}}return{len:g,start:o||0,end:u||0,nextStart:d}},B.getBuffered=function(k){try{return k.buffered}catch(L){return G.logger.log("failed to get media.buffered",L),I}},B}()},"./src/utils/cea-608-parser.ts":function(re,V,A){"use strict";A.r(V),A.d(V,"Row",function(){return u}),A.d(V,"CaptionScreen",function(){return s});var G=A("./src/utils/logger.ts"),I={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},R=function(c){var l=c;return I.hasOwnProperty(c)&&(l=I[c]),String.fromCharCode(l)},B=15,U=100,k={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},L={17:2,18:4,21:6,22:8,23:10,19:13,20:15},y={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},x={25:2,26:4,29:6,30:8,31:10,27:13,28:15},O=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],C;(function(h){h[h.ERROR=0]="ERROR",h[h.TEXT=1]="TEXT",h[h.WARNING=2]="WARNING",h[h.INFO=2]="INFO",h[h.DEBUG=3]="DEBUG",h[h.DATA=3]="DATA"})(C||(C={}));var T=function(){function h(){this.time=null,this.verboseLevel=C.ERROR}var c=h.prototype;return c.log=function(a,v){this.verboseLevel>=a&&G.logger.log(this.time+" ["+a+"] "+v)},h}(),g=function(c){for(var l=[],a=0;a<c.length;a++)l.push(c[a].toString(16));return l},d=function(){function h(l,a,v,m,E){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=l||"white",this.underline=a||!1,this.italics=v||!1,this.background=m||"black",this.flash=E||!1}var c=h.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var v=["foreground","underline","italics","background","flash"],m=0;m<v.length;m++){var E=v[m];a.hasOwnProperty(E)&&(this[E]=a[E])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},h}(),o=function(){function h(l,a,v,m,E,M){this.uchar=void 0,this.penState=void 0,this.uchar=l||" ",this.penState=new d(a,v,m,E,M)}var c=h.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,v){this.uchar=a,this.penState.copy(v)},c.setPenState=function(a){this.penState.copy(a)},c.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},c.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},h}(),u=function(){function h(l){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<U;a++)this.chars.push(new o);this.logger=l,this.pos=0,this.currPenState=new d}var c=h.prototype;return c.equals=function(a){for(var v=!0,m=0;m<U;m++)if(!this.chars[m].equals(a.chars[m])){v=!1;break}return v},c.copy=function(a){for(var v=0;v<U;v++)this.chars[v].copy(a.chars[v])},c.isEmpty=function(){for(var a=!0,v=0;v<U;v++)if(!this.chars[v].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(C.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>U&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=U)},c.moveCursor=function(a){var v=this.pos+a;if(a>1)for(var m=this.pos+1;m<v+1;m++)this.chars[m].setPenState(this.currPenState);this.setCursor(v)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var v=R(a);if(this.pos>=U){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+v+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(v,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(a){var v;for(v=a;v<U;v++)this.chars[v].reset()},c.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},c.clearToEndOfRow=function(){this.clearFromPos(this.pos)},c.getTextString=function(){for(var a=[],v=!0,m=0;m<U;m++){var E=this.chars[m].uchar;E!==" "&&(v=!1),a.push(E)}return v?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var v=this.chars[this.pos];v.setPenState(this.currPenState)},h}(),s=function(){function h(l){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<B;a++)this.rows.push(new u(l));this.logger=l,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=h.prototype;return c.reset=function(){for(var a=0;a<B;a++)this.rows[a].clear();this.currRow=B-1},c.equals=function(a){for(var v=!0,m=0;m<B;m++)if(!this.rows[m].equals(a.rows[m])){v=!1;break}return v},c.copy=function(a){for(var v=0;v<B;v++)this.rows[v].copy(a.rows[v])},c.isEmpty=function(){for(var a=!0,v=0;v<B;v++)if(!this.rows[v].isEmpty()){a=!1;break}return a},c.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},c.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},c.insertChar=function(a){var v=this.rows[this.currRow];v.insertChar(a)},c.setPen=function(a){var v=this.rows[this.currRow];v.setPenStyles(a)},c.moveCursor=function(a){var v=this.rows[this.currRow];v.moveCursor(a)},c.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var v=this.rows[this.currRow];v.setCursor(a)},c.setPAC=function(a){this.logger.log(C.INFO,"pacData = "+JSON.stringify(a));var v=a.row-1;if(this.nrRollUpRows&&v<this.nrRollUpRows-1&&(v=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==v){for(var m=0;m<B;m++)this.rows[m].clear();var E=this.currRow+1-this.nrRollUpRows,M=this.lastOutputScreen;if(M){var F=M.rows[E].cueStartTime,j=this.logger.time;if(F&&j!==null&&F<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[v-this.nrRollUpRows+W+1].copy(M.rows[E+W])}}this.currRow=v;var D=this.rows[this.currRow];if(a.indent!==null){var P=a.indent,H=Math.max(P-1,0);D.setCursor(a.indent),a.color=D.chars[H].penState.foreground}var Y={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(Y)},c.setBkgData=function(a){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},c.setRollUpRows=function(a){this.nrRollUpRows=a},c.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(C.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(C.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,v=this.rows.splice(a,1)[0];v.clear(),this.rows.splice(this.currRow,0,v),this.logger.log(C.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var v=[],m="",E=-1,M=0;M<B;M++){var F=this.rows[M].getTextString();F&&(E=M+1,a?v.push("Row "+E+": '"+F+"'"):v.push(F.trim()))}return v.length>0&&(a?m="["+v.join(" | ")+"]":m=v.join(`
`)),m},c.getTextAndFormat=function(){return this.rows},h}(),w=function(){function h(l,a,v){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=l,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new s(v),this.nonDisplayedMemory=new s(v),this.lastOutputScreen=new s(v),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=v}var c=h.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(a){this.outputFilter=a},c.setPAC=function(a){this.writeScreen.setPAC(a)},c.setBkgData=function(a){this.writeScreen.setBkgData(a)},c.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(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},c.insertChars=function(a){for(var v=0;v<a.length;v++)this.writeScreen.insertChar(a[v]);var m=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,m+": "+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())},c.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.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)},c.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.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)},c.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var v={flash:!1};if(v.underline=a%2===1,v.italics=a>=46,v.italics)v.foreground="white";else{var m=Math.floor(a/2)-16,E=["white","green","blue","cyan","red","yellow","magenta"];v.foreground=E[m]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(v)),this.writeScreen.setPen(v)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var v=this.logger.time;if(v===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=v:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,v,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:v),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},h}(),p=function(){function h(l,a,v){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var m=new T;this.channels=[null,new w(l,a,m),new w(l+1,v,m)],this.cmdHistory=b(),this.logger=m}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,v){this.channels[a].setHandler(v)},c.addData=function(a,v){var m,E,M,F=!1;this.logger.time=a;for(var j=0;j<v.length;j+=2){if(E=v[j]&127,M=v[j+1]&127,E===0&&M===0)continue;if(this.logger.log(C.DATA,"["+g([v[j],v[j+1]])+"] -> ("+g([E,M])+")"),m=this.parseCmd(E,M),m||(m=this.parseMidrow(E,M)),m||(m=this.parsePAC(E,M)),m||(m=this.parseBackgroundAttributes(E,M)),!m&&(F=this.parseChars(E,M),F)){var W=this.currentChannel;if(W&&W>0){var D=this.channels[W];D.insertChars(F)}else this.logger.log(C.WARNING,"No channel found yet. 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