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n=Te(t);n!=e.wrapper;n=n.parentNode)if(!n||n.nodeType==1&&n.getAttribute("cm-ignore-events")=="true"||n.parentNode==e.sizer&&n!=e.mover)return!0}function Ni(e){return e.lineSpace.offsetTop}function fa(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function ro(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=u(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function Ar(e){return ne-e.display.nativeBarWidth}function sn(e){return e.display.scroller.clientWidth-Ar(e)-e.display.barWidth}function ha(e){return e.display.scroller.clientHeight-Ar(e)-e.display.barHeight}function Us(e,t,n){var r=e.options.lineWrapping,i=r&&sn(e);if(!t.measure.heights||r&&t.measure.width!=i){var S=t.measure.heights=[];if(r){t.measure.width=i;for(var j=t.text.firstChild.getClientRects(),z=0;z<j.length-1;z++){var 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ye=X.top-t.rect.top,Pe=X.bottom-t.rect.top,Ie=(ye+Pe)/2,We=t.view.measure.heights,ze=0;ze<We.length-1&&!(Ie<We[ze]);ze++);var Qe=ze?We[ze-1]:0,Ve=We[ze],tt={left:(V=="right"?X.right:X.left)-t.rect.left,right:(V=="left"?X.left:X.right)-t.rect.left,top:Qe,bottom:Ve};return!X.left&&!X.right&&(tt.bogus=!0),e.options.singleCursorHeightPerLine||(tt.rtop=ye,tt.rbottom=Pe),tt}function Hs(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!Pt(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function so(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function lo(e){e.display.externalMeasure=null,c(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)so(e.display.view[t])}function ri(e){lo(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function uo(){return f&&l?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function co(){return f&&l?-(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+=ti(e.widgets[n]));return t}function Ui(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 j=lr(t);if(r=="local"?j+=Ni(e.display):j-=e.display.viewOffset,r=="page"||r=="window"){var z=e.display.lineSpace.getBoundingClientRect();j+=z.top+(r=="window"?0:co());var V=z.left+(r=="window"?0:uo());n.left+=V,n.right+=V}return n.top+=j,n.bottom+=j,n}function fo(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=uo(),i-=co();else if(n=="local"||!n){var S=e.display.sizer.getBoundingClientRect();r+=S.left,i+=S.top}var j=e.display.lineSpace.getBoundingClientRect();return{left:r-j.left,top:i-j.top}}function ga(e,t,n,r,i){return r||(r=it(e.doc,t.line)),Ui(e,r,io(e,r,t.ch,i),n)}function br(e,t,n,r,i,S){r=r||it(e.doc,t.line),i||(i=Rn(e,r));function j(Pe,Ie){var We=Lr(e,i,Pe,Ie?"right":"left",S);return Ie?We.left=We.right:We.right=We.left,Ui(e,r,We,n)}var z=Je(r,e.doc.direction),V=t.ch,X=t.sticky;if(V>=r.text.length?(V=r.text.length,X="before"):V<=0&&(V=0,X="after"),!z)return j(X=="before"?V-1:V,X=="before");function oe(Pe,Ie,We){var ze=z[Ie],Qe=ze.level==1;return j(We?Pe-1:Pe,Qe!=We)}var le=He(z,V,X),xe=Ge,ye=oe(V,le,X=="before");return xe!=null&&(ye.other=oe(V,xe,X!="before")),ye}function ho(e,t){var n=0;t=ft(e.doc,t),e.options.lineWrapping||(n=Pn(e.display)*t.ch);var r=it(e.doc,t.line),i=lr(r)+Ni(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function va(e,t,n,r,i){var S=Ne(e,t,n);return S.xRel=i,r&&(S.outside=r),S}function ya(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return va(r.first,0,null,-1,-1);var i=wr(r,n),S=r.first+r.size-1;if(i>S)return va(r.first+r.size-1,it(r,S).text.length,null,1,1);t<0&&(t=0);for(var j=it(r,i);;){var z=Ks(e,j,i,t,n),V=Mi(j,z.ch+(z.xRel>0||z.outside>0?1:0));if(!V)return z;var X=V.find(1);if(X.line==i)return X;j=it(r,i=X.line)}}function po(e,t,n,r){r-=ma(t);var i=t.text.length,S=Ue(function(j){return Lr(e,n,j-1).bottom<=r},i,0);return i=Ue(function(j){return Lr(e,n,j).top>r},S,i),{begin:S,end:i}}function mo(e,t,n,r){n||(n=Rn(e,t));var i=Ui(e,t,Lr(e,n,r),"line").top;return po(e,t,n,i)}function ba(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-=lr(t);var S=Rn(e,t),j=ma(t),z=0,V=t.text.length,X=!0,oe=Je(t,e.doc.direction);if(oe){var le=(e.options.lineWrapping?zs:Gs)(e,t,n,S,oe,r,i);X=le.level!=1,z=X?le.from:le.to-1,V=X?le.to:le.from-1}var xe=null,ye=null,Pe=Ue(function(ut){var ot=Lr(e,S,ut);return ot.top+=j,ot.bottom+=j,ba(ot,r,i,!1)?(ot.top<=i&&ot.left<=r&&(xe=ut,ye=ot),!0):!1},z,V),Ie,We,ze=!1;if(ye){var Qe=r-ye.left<ye.right-r,Ve=Qe==X;Pe=xe+(Ve?0:1),We=Ve?"after":"before",Ie=Qe?ye.left:ye.right}else{!X&&(Pe==V||Pe==z)&&Pe++,We=Pe==0?"after":Pe==t.text.length?"before":Lr(e,S,Pe-(X?1:0)).bottom+j<=i==X?"after":"before";var tt=br(e,Ne(n,Pe,We),"line",t,S);Ie=tt.left,ze=i<tt.top?-1:i>=tt.bottom?1:0}return Pe=Ae(t.text,Pe,1),va(n,Pe,We,ze,r-Ie)}function Gs(e,t,n,r,i,S,j){var z=Ue(function(le){var xe=i[le],ye=xe.level!=1;return ba(br(e,Ne(n,ye?xe.to:xe.from,ye?"before":"after"),"line",t,r),S,j,!0)},0,i.length-1),V=i[z];if(z>0){var X=V.level!=1,oe=br(e,Ne(n,X?V.from:V.to,X?"after":"before"),"line",t,r);ba(oe,S,j,!0)&&oe.top>j&&(V=i[z-1])}return V}function zs(e,t,n,r,i,S,j){var z=po(e,t,r,j),V=z.begin,X=z.end;/\s/.test(t.text.charAt(X-1))&&X--;for(var oe=null,le=null,xe=0;xe<i.length;xe++){var ye=i[xe];if(ye.from>=X||ye.to<=V)continue;var Pe=ye.level!=1,Ie=Lr(e,r,Pe?Math.min(X,ye.to)-1:Math.max(V,ye.from)).right,We=Ie<S?S-Ie+1e9:Ie-S;(!oe||le>We)&&(oe=ye,le=We)}return oe||(oe=i[i.length-1]),oe.from<V&&(oe={from:V,to:oe.to,level:oe.level}),oe.to>X&&(oe={from:oe.from,to:X,level:oe.level}),oe}var ln;function On(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(ln==null){ln=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)ln.appendChild(document.createTextNode("x")),ln.appendChild(a("br"));ln.appendChild(document.createTextNode("x"))}u(e.measure,ln);var n=ln.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function Pn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");u(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function Ea(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,S=t.gutters.firstChild,j=0;S;S=S.nextSibling,++j){var z=e.display.gutterSpecs[j].className;n[z]=S.offsetLeft+S.clientLeft+i,r[z]=S.clientWidth}return{fixedPos:xa(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function xa(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function go(e){var t=On(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Pn(e.display)-3);return function(i){if(yr(e.doc,i))return 0;var S=0;if(i.widgets)for(var j=0;j<i.widgets.length;j++)i.widgets[j].height&&(S+=i.widgets[j].height);return n?S+(Math.ceil(i.text.length/r)||1)*t:S+t}}function Ta(e){var t=e.doc,n=go(e);t.iter(function(r){var i=n(r);i!=r.height&&cr(r,i)})}function un(e,t,n,r){var i=e.display;if(!n&&Te(t).getAttribute("cm-not-content")=="true")return null;var S,j,z=i.lineSpace.getBoundingClientRect();try{S=t.clientX-z.left,j=t.clientY-z.top}catch(le){return null}var V=ya(e,S,j),X;if(r&&V.xRel>0&&(X=it(e.doc,V.line).text).length==V.ch){var oe=G(X,X.length,e.options.tabSize)-X.length;V=Ne(V.line,Math.max(0,Math.round((S-ro(e.display).left)/Pn(e.display))-oe))}return V}function dn(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)mr&&Wr(e.doc,t)<i.viewTo&&Gr(e);else if(n<=i.viewFrom)mr&&Ii(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=Bi(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 j=Bi(e,t,t,-1);j?(i.view=i.view.slice(0,j.index),i.viewTo=j.lineN):Gr(e)}else{var z=Bi(e,t,t,-1),V=Bi(e,n,n+r,1);z&&V?(i.view=i.view.slice(0,z.index).concat(It(e,z.lineN,V.lineN)).concat(i.view.slice(V.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[dn(e,t)];if(S.node==null)return;var j=S.changes||(S.changes=[]);Z(j,n)==-1&&j.push(n)}function Gr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Bi(e,t,n,r){var i=dn(e,t),S,j=e.display.view;if(!mr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var z=e.display.viewFrom,V=0;V<i;V++)z+=j[V].size;if(z!=t){if(r>0){if(i==j.length-1)return null;S=z+j[i].size-t,i++}else S=z-t;t+=S,n+=S}for(;Wr(e.doc,n)!=n;){if(i==(r<0?0:j.length-1))return null;n+=r*j[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=It(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=It(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(dn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(It(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,dn(e,n)))),r.viewTo=n}function vo(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 ni(e){e.display.input.showSelection(e.display.input.prepareSelection())}function yo(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),S=r.selection=document.createDocumentFragment(),j=0;j<n.sel.ranges.length;j++){if(!t&&j==n.sel.primIndex)continue;var z=n.sel.ranges[j];if(z.from().line>=e.display.viewTo||z.to().line<e.display.viewFrom)continue;var V=z.empty();(V||e.options.showCursorWhenSelecting)&&bo(e,z.head,i),V||Xs(e,z,S)}return r}function bo(e,t,n){var r=br(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 ji(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(),j=ro(e.display),z=j.left,V=Math.max(r.sizerWidth,sn(e)-r.sizer.offsetLeft)-j.right,X=i.direction=="ltr";function oe(Ve,tt,ut,ot){tt<0&&(tt=0),tt=Math.round(tt),ot=Math.round(ot),S.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ve+`px;
                             top: `+tt+"px; width: "+(ut==null?V-Ve:ut)+`px;
                             height: `+(ot-tt)+"px"))}function le(Ve,tt,ut){var ot=it(i,Ve),gt=ot.text.length,Ot,Vt;function Mt(Bt,ir){return ga(e,Ne(Ve,Bt),"div",ot,ir)}function dr(Bt,ir,Yt){var Ht=mo(e,ot,null,Bt),jt=ir=="ltr"==(Yt=="after")?"left":"right",Ft=Yt=="after"?Ht.begin:Ht.end-(/\s/.test(ot.text.charAt(Ht.end-1))?2:1);return Mt(Ft,jt)[jt]}var nr=Je(ot,i.direction);return Ye(nr,tt||0,ut==null?gt:ut,function(Bt,ir,Yt,Ht){var jt=Yt=="ltr",Ft=Mt(Bt,jt?"left":"right"),ar=Mt(ir-1,jt?"right":"left"),Gn=tt==null&&Bt==0,Qr=ut==null&&ir==gt,Jt=Ht==0,Dr=!nr||Ht==nr.length-1;if(ar.top-Ft.top<=3){var Xt=(X?Gn:Qr)&&Jt,Xa=(X?Qr:Gn)&&Dr,Ir=Xt?z:(jt?Ft:ar).left,mn=Xa?V:(jt?ar:Ft).right;oe(Ir,Ft.top,mn-Ir,Ft.bottom)}else{var gn,er,zn,Ya;jt?(gn=X&&Gn&&Jt?z:Ft.left,er=X?V:dr(Bt,Yt,"before"),zn=X?z:dr(ir,Yt,"after"),Ya=X&&Qr&&Dr?V:ar.right):(gn=X?dr(Bt,Yt,"before"):z,er=!X&&Gn&&Jt?V:Ft.right,zn=!X&&Qr&&Dr?z:ar.left,Ya=X?dr(ir,Yt,"after"):V),oe(gn,Ft.top,er-gn,Ft.bottom),Ft.bottom<ar.top&&oe(z,Ft.bottom,null,ar.top),oe(zn,ar.top,Ya-zn,ar.bottom)}(!Ot||ji(Ft,Ot)<0)&&(Ot=Ft),ji(ar,Ot)<0&&(Ot=ar),(!Vt||ji(Ft,Vt)<0)&&(Vt=Ft),ji(ar,Vt)<0&&(Vt=ar)}),{start:Ot,end:Vt}}var xe=t.from(),ye=t.to();if(xe.line==ye.line)le(xe.line,xe.ch,ye.ch);else{var Pe=it(i,xe.line),Ie=it(i,ye.line),We=$t(Pe)==$t(Ie),ze=le(xe.line,xe.ch,We?Pe.text.length+1:null).end,Qe=le(ye.line,We?0:null,ye.ch).start;We&&(ze.top<Qe.top-2?(oe(ze.right,ze.top,null,ze.bottom),oe(z,Qe.top,Qe.left,Qe.bottom)):oe(ze.right,ze.top,Qe.left-ze.right,ze.bottom)),ze.bottom<Qe.top&&oe(z,ze.bottom,null,Qe.top)}n.appendChild(S)}function Sa(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||kn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function Eo(e){e.state.focused||(e.display.input.focus(),wa(e))}function xo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,kn(e))},100)}function wa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Le(e,"focus",e,t),e.state.focused=!0,F(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),R&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Sa(e)}function kn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Le(e,"blur",e,t),e.state.focused=!1,h(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function Wi(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],S=e.options.lineWrapping,j=void 0,z=0;if(i.hidden)continue;if(B&&N<8){var V=i.node.offsetTop+i.node.offsetHeight;j=V-n,n=V}else{var X=i.node.getBoundingClientRect();j=X.bottom-X.top,!S&&i.text.firstChild&&(z=i.text.firstChild.getBoundingClientRect().right-X.left-1)}var oe=i.line.height-j;if((oe>.005||oe<-.005)&&(cr(i.line,j),To(i.line),i.rest))for(var le=0;le<i.rest.length;le++)To(i.rest[le]);if(z>e.display.sizerWidth){var xe=Math.ceil(z/Pn(e.display));xe>e.display.maxLineLength&&(e.display.maxLineLength=xe,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function To(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Hi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Ni(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,S=wr(t,r),j=wr(t,i);if(n&&n.ensure){var z=n.ensure.from.line,V=n.ensure.to.line;z<S?(S=z,j=wr(t,lr(it(t,z))+e.wrapper.clientHeight)):Math.min(V,t.lastLine())>=j&&(S=wr(t,lr(it(t,V))-e.wrapper.clientHeight),j=V)}return{from:S,to:Math.max(j,S+1)}}function Ys(e,t){if(Fe(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),i!=null&&!b){var S=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Ni(e.display))+`px;
                         height: `+(t.bottom-t.top+Ar(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 j=!1,z=br(e,t),V=!n||n==t?z:br(e,n);i={left:Math.min(z.left,V.left),top:Math.min(z.top,V.top)-r,right:Math.max(z.left,V.left),bottom:Math.max(z.bottom,V.bottom)+r};var X=Ca(e,i),oe=e.doc.scrollTop,le=e.doc.scrollLeft;if(X.scrollTop!=null&&(ai(e,X.scrollTop),Math.abs(e.doc.scrollTop-oe)>1&&(j=!0)),X.scrollLeft!=null&&(cn(e,X.scrollLeft),Math.abs(e.doc.scrollLeft-le)>1&&(j=!0)),!j)break}return i}function Qs(e,t){var n=Ca(e,t);n.scrollTop!=null&&ai(e,n.scrollTop),n.scrollLeft!=null&&cn(e,n.scrollLeft)}function Ca(e,t){var n=e.display,r=On(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,S=ha(e),j={};t.bottom-t.top>S&&(t.bottom=t.top+S);var z=e.doc.height+fa(n),V=t.top<r,X=t.bottom>z-r;if(t.top<i)j.scrollTop=V?0:t.top;else if(t.bottom>i+S){var oe=Math.min(t.top,(X?z:t.bottom)-S);oe!=i&&(j.scrollTop=oe)}var le=e.options.fixedGutter?0:n.gutters.offsetWidth,xe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-le,ye=sn(e)-n.gutters.offsetWidth,Pe=t.right-t.left>ye;return Pe&&(t.right=t.left+ye),t.left<10?j.scrollLeft=0:t.left<xe?j.scrollLeft=Math.max(0,t.left+le-(Pe?0:10)):t.right>ye+xe-3&&(j.scrollLeft=t.right+(Pe?0:10)-ye),j}function Aa(e,t){if(t==null)return;Ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function _n(e){Ki(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function ii(e,t,n){(t!=null||n!=null)&&Ki(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Ki(e),e.curOp.scrollToPos=t}function Ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=ho(e,t.from),r=ho(e,t.to);So(e,n,r,t.margin)}}function So(e,t,n,r){var i=Ca(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});ii(e,i.scrollLeft,i.scrollTop)}function ai(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||Da(e,{top:t}),wo(e,t,!0),L&&Da(e),li(e,100)}function wo(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 cn(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,Ro(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function oi(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+fa(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+Ar(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var fn=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),we(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),we(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&N<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};fn.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}},fn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},fn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},fn.prototype.zeroWidthHack=function(){var e=s&&!w?"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},fn.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)},fn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var si=function(){};si.prototype.update=function(){return{bottom:0,right:0}},si.prototype.setScrollLeft=function(){},si.prototype.setScrollTop=function(){},si.prototype.clear=function(){};function Mn(e,t){t||(t=oi(e));var n=e.display.barWidth,r=e.display.barHeight;Co(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Wi(e),Co(e,oi(e)),n=e.display.barWidth,r=e.display.barHeight}function Co(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 Ao={native:fn,null:si};function Lo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new Ao[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),we(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"?cn(e,t):ai(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function hn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},bt(e.curOp)}function pn(e){var t=e.curOp;t&&Ct(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 j=0;j<t.length;j++)il(t[j])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Pr(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 Gi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&La(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Wi(t),e.barMeasure=oi(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=io(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+Ar(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-sn(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&&cn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==k();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Mn(t,e.barMeasure),e.updatedDisplay&&Oa(t,e.barMeasure),e.selectionChanged&&Sa(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&Eo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Do(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&wo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&cn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ft(r,e.scrollToPos.from),ft(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var S=e.maybeHiddenMarkers,j=e.maybeUnhiddenMarkers;if(S)for(var z=0;z<S.length;++z)S[z].lines.length||Le(S[z],"hide");if(j)for(var V=0;V<j.length;++V)j[V].lines.length&&Le(j[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Le(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function ur(e,t){if(e.curOp)return t();hn(e);try{return t()}finally{pn(e)}}function Gt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);hn(e);try{return t.apply(e,arguments)}finally{pn(e)}}}function qt(e){return function(){if(this.curOp)return e.apply(this,arguments);hn(this);try{return e.apply(this,arguments)}finally{pn(this)}}}function zt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);hn(t);try{return e.apply(this,arguments)}finally{pn(t)}}}function li(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,_(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=Be(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 j=S.styles,z=S.text.length>e.options.maxHighlightLength?pr(t.mode,r.state):null,V=Li(e,S,r,!0);z&&(r.state=z),S.styles=V.styles;var X=S.styleClasses,oe=V.classes;oe?S.styleClasses=oe:X&&(S.styleClasses=null);for(var le=!j||j.length!=S.styles.length||X!=oe&&(!X||!oe||X.bgClass!=oe.bgClass||X.textClass!=oe.textClass),xe=0;!le&&xe<j.length;++xe)le=j[xe]!=S.styles[xe];le&&i.push(r.line),S.stateAfter=r.save(),r.nextLine()}else S.text.length<=e.options.maxHighlightLength&&$n(e,S.text,r),S.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return li(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&ur(e,function(){for(var S=0;S<i.length;S++)Kr(e,i[S],"text")})}var Gi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Hi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=sn(e),this.force=n,this.dims=Ea(e),this.events=[]};Gi.prototype.signal=function(e,t){de(e,t)&&this.events.push(arguments)},Gi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Le.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Ar(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Ar(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=k();if(!t||!p(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&p(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==k())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&p(document.body,e.anchorNode)&&p(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function La(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&vo(e)==0)return!1;Oo(e)&&(Gr(e),t.dims=Ea(e));var i=r.first+r.size,S=Math.max(t.visible.from-e.options.viewportMargin,r.first),j=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>j&&n.viewTo-j<20&&(j=Math.min(i,n.viewTo)),mr&&(S=Wr(e.doc,S),j=Ii(e.doc,j));var z=S!=n.viewFrom||j!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,S,j),n.viewOffset=lr(it(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=vo(e);if(!z&&V==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var X=sl(e);return V>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),V>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,z&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,li(e,400)),n.updateLineNumbers=null,!0}function Do(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==sn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+fa(e.display)-ha(e),n.top)}),t.visible=Hi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Hi(e.display,e.doc,n));if(!La(e,t))break;Wi(e);var i=oi(e);ni(e),Mn(e,i),Oa(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 Da(e,t){var n=new Gi(e,t);if(La(e,n)){Wi(e),Do(e,n);var r=oi(e);ni(e),Mn(e,r),Oa(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,S=r.lineDiv,j=S.firstChild;function z(Pe){var Ie=Pe.nextSibling;return R&&s&&e.display.currentWheelTarget==Pe?Pe.style.display="none":Pe.parentNode.removeChild(Pe),Ie}for(var V=r.view,X=r.viewFrom,oe=0;oe<V.length;oe++){var le=V[oe];if(!le.hidden)if(!le.node||le.node.parentNode!=S){var xe=Fs(e,le,X,n);S.insertBefore(xe,j)}else{for(;j!=le.node;)j=z(j);var ye=i&&t!=null&&t<=X&&le.lineNumber;le.changes&&(Z(le.changes,"gutter")>-1&&(ye=!1),Ja(e,le,X,n)),ye&&(c(le.lineNumber),le.lineNumber.appendChild(document.createTextNode(yn(e.options,X)))),j=le.node.nextSibling}X+=le.size}for(;j;)j=z(j)}function Ra(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Oa(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+Ar(e)+"px"}function Ro(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=xa(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,S=r+"px",j=0;j<n.length;j++)if(!n[j].hidden){e.options.fixedGutter&&(n[j].gutter&&(n[j].gutter.style.left=S),n[j].gutterBackground&&(n[j].gutterBackground.style.left=S));var z=n[j].alignable;if(z)for(var V=0;V<z.length;V++)z[V].style.left=S}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Oo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=yn(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,j=i.offsetWidth-S;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(S,r.lineGutter.offsetWidth-j)+1,r.lineNumWidth=r.lineNumInnerWidth+j,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Ra(e.display),!0}return!1}function Pa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var S=e[i],j=null;if(typeof S!="string"&&(j=S.style,S=S.className),S=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:S,style:j})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Po(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,j=i.style,z=t.appendChild(a("div",null,"CodeMirror-gutter "+S));j&&(z.style.cssText=j),S=="CodeMirror-linenumbers"&&(e.lineGutter=z,z.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Ra(e)}function ui(e){Po(e.display),tr(e),Ro(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=x("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=x("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var S=x("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: "+ne+"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&&N<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!R&&!(L&&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=Pa(r.gutters,r.lineNumbers),Po(i),n.init(i)}var zi=0,fr=null;B?fr=-.53:L?fr=15:f?fr=-.7:P&&(fr=-1/3);function ko(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=ko(e);return t.x*=fr,t.y*=fr,t}function _o(e,t){var n=ko(t),r=n.x,i=n.y,S=e.display,j=S.scroller,z=j.scrollWidth>j.clientWidth,V=j.scrollHeight>j.clientHeight;if(!(r&&z||i&&V))return;if(i&&s&&R){e:for(var X=t.target,oe=S.view;X!=j;X=X.parentNode)for(var le=0;le<oe.length;le++)if(oe[le].node==X){e.display.currentWheelTarget=X;break e}}if(r&&!L&&!v&&fr!=null){i&&V&&ai(e,Math.max(0,j.scrollTop+i*fr)),cn(e,Math.max(0,j.scrollLeft+r*fr)),(!i||i&&V)&&Q(t),S.wheelStartX=null;return}if(i&&fr!=null){var xe=i*fr,ye=e.doc.scrollTop,Pe=ye+S.wrapper.clientHeight;xe<0?ye=Math.max(0,ye+xe-50):Pe=Math.min(e.doc.height,Pe+xe+50),Da(e,{top:ye,bottom:Pe})}zi<20&&(S.wheelStartX==null?(S.wheelStartX=j.scrollLeft,S.wheelStartY=j.scrollTop,S.wheelDX=r,S.wheelDY=i,setTimeout(function(){if(S.wheelStartX==null)return;var Ie=j.scrollLeft-S.wheelStartX,We=j.scrollTop-S.wheelStartY,ze=We&&S.wheelDY&&We/S.wheelDY||Ie&&S.wheelDX&&Ie/S.wheelDX;if(S.wheelStartX=S.wheelStartY=null,!ze)return;fr=(fr*zi+ze)/(zi+1),++zi},200)):(S.wheelDX+=r,S.wheelDY+=i))}var hr=function(e,t){this.ranges=e,this.primIndex=t};hr.prototype.primary=function(){return this.ranges[this.primIndex]},hr.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(!qr(n.anchor,r.anchor)||!qr(n.head,r.head))return!1}return!0},hr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new wt(en(this.ranges[t].anchor),en(this.ranges[t].head));return new hr(e,this.primIndex)},hr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},hr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(dt(t,r.from())>=0&&dt(e,r.to())<=0)return n}return-1};var wt=function(e,t){this.anchor=e,this.head=t};wt.prototype.from=function(){return bn(this.anchor,this.head)},wt.prototype.to=function(){return tn(this.anchor,this.head)},wt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Er(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(xe,ye){return dt(xe.from(),ye.from())}),n=Z(t,i);for(var S=1;S<t.length;S++){var j=t[S],z=t[S-1],V=dt(z.to(),j.from());if(r&&!j.empty()?V>0:V>=0){var X=bn(z.from(),j.from()),oe=tn(z.to(),j.to()),le=z.empty()?j.from()==j.head:z.from()==z.head;S<=n&&--n,t.splice(--S,2,new wt(le?oe:X,le?X:oe))}}return new hr(t,n)}function zr(e,t){return new hr([new wt(e,t||e)],0)}function Vr(e){return e.text?Ne(e.from.line+e.text.length-1,$(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Mo(e,t){if(dt(e,t.from)<0)return e;if(dt(e,t.to)<=0)return Vr(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Vr(t).ch-t.to.ch),Ne(n,r)}function ka(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new wt(Mo(i.anchor,t),Mo(i.head,t)))}return Er(e.cm,n,e.sel.primIndex)}function Io(e,t,n){return e.line==t.line?Ne(n.line,e.ch-t.ch+n.ch):Ne(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Ne(e.first,0),S=i,j=0;j<t.length;j++){var z=t[j],V=Io(z.from,i,S),X=Io(Vr(z),i,S);if(i=z.to,S=X,n=="around"){var oe=e.sel.ranges[j],le=dt(oe.head,oe.anchor)<0;r[j]=new 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i=ti(this)-t;if(!i)return;yr(this.doc,r)||cr(r,r.height+i),n&&ur(n,function(){n.curOp.forceUpdate=!0,ns(n,r,i),Dt(n,"lineWidgetChanged",n,e,St(r))})},ce(mi);function ns(e,t,n){lr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Aa(e,n)}function xl(e,t,n,r){var i=new mi(e,n,r),S=e.cm;return S&&i.noHScroll&&(S.display.alignWidgets=!0),fi(e,t,"widget",function(j){var z=j.widgets||(j.widgets=[]);if(i.insertAt==null?z.push(i):z.splice(Math.min(z.length-1,Math.max(0,i.insertAt)),0,i),i.line=j,S&&!yr(e,j)){var V=lr(j)<e.scrollTop;cr(j,j.height+ti(i)),V&&Aa(S,i.height),S.curOp.forceUpdate=!0}return!0}),S&&Dt(S,"lineWidgetAdded",S,i,typeof t=="number"?t:St(t)),i}var is=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++is};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&hn(e),de(this,"clear")){var n=this.find();n&&Dt(this,"clear",n.from,n.to)}for(var r=null,i=null,S=0;S<this.lines.length;++S){var j=this.lines[S],z=Nr(j.markedSpans,this);e&&!this.collapsed?Kr(e,St(j),"text"):e&&(z.to!=null&&(i=St(j)),z.from!=null&&(r=St(j))),j.markedSpans=Ur(j.markedSpans,z),z.from==null&&this.collapsed&&!yr(this.doc,j)&&e&&cr(j,On(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var X=$t(this.lines[V]),oe=Dn(X);oe>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=oe,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&&Xo(e.doc)),e&&Dt(e,"markerCleared",e,this,r,i),t&&pn(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],j=Nr(S.markedSpans,this);if(j.from!=null&&(n=Ne(t?S:St(S),j.from),e==-1))return n;if(j.to!=null&&(r=Ne(t?S:St(S),j.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;ur(r,function(){var i=t.line,S=St(t.line),j=pa(r,S);if(j&&(so(j),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!yr(n.doc,i)&&n.height!=null){var z=n.height;n.height=null;var V=ti(n)-z;V&&cr(i,i.height+V)}Dt(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||Z(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(Z(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ce(Yr);function Bn(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Gt(e.cm,Bn)(e,t,n,r,i);var S=new Yr(e,i),j=dt(t,n);if(r&&M(r,S,!1),j>0||j==0&&S.clearWhenEmpty!==!1)return S;if(S.replacedWith&&(S.collapsed=!0,S.widgetNode=x("span",[S.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||S.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(S.widgetNode.insertLeft=!0)),S.collapsed){if(qn(e,t.line,t,n,S)||t.line!=n.line&&qn(e,n.line,t,n,S))throw new Error("Inserting collapsed marker partially overlapping an existing one");ki()}S.addToHistory&&jo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var z=t.line,V=e.cm,X;if(e.iter(z,n.line+1,function(le){V&&S.collapsed&&!V.options.lineWrapping&&$t(le)==V.display.maxLine&&(X=!0),S.collapsed&&z!=t.line&&cr(le,0),Br(le,new xn(S,z==t.line?t.ch:null,z==n.line?n.ch:null)),++z}),S.collapsed&&e.iter(t.line,n.line+1,function(le){yr(e,le)&&cr(le,0)}),S.clearOnEnter&&we(S,"beforeCursorEnter",function(){return S.clear()}),S.readOnly&&(Cr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),S.collapsed&&(S.id=++is,S.atomic=!0),V){if(X&&(V.curOp.updateMaxLine=!0),S.collapsed)tr(V,t.line,n.line+1);else if(S.className||S.startStyle||S.endStyle||S.css||S.attributes||S.title)for(var oe=t.line;oe<=n.line;oe++)Kr(V,oe,"text");S.atomic&&Xo(V.doc),Dt(V,"markerAdded",V,S)}return S}var gi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};gi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Dt(this,"clear")},gi.prototype.find=function(e,t){return this.primary.find(e,t)},ce(gi);function Tl(e,t,n,r,i){r=M(r),r.shared=!1;var S=[Bn(e,t,n,r,i)],j=S[0],z=r.widgetNode;return Xr(e,function(V){z&&(r.widgetNode=z.cloneNode(!0)),S.push(Bn(V,ft(V,t),ft(V,n),r,i));for(var X=0;X<V.linked.length;++X)if(V.linked[X].isParent)return;j=$(S)}),new gi(S,j)}function 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this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:In(this.history.done),undone:In(this.history.undone)}},setHistory:function(e){var t=this.history=new Vi(this.history.maxGeneration);t.done=In(e.done.slice(0),null,!0),t.undone=In(e.undone.slice(0),null,!0)},setGutterMarker:zt(function(e,t,n){return fi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return i[t]=n,!n&&_e(i)&&(r.gutterMarkers=null),!0})}),clearGutter:zt(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&fi(t,n,"gutter",function(){return n.gutterMarkers[e]=null,_e(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Zr(this,e))return null;if(t=e,e=it(this,e),!e)return null}else if(t=St(e),t==null)return 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e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Sl(r,as(this)),r},unlinkDoc:function(e){if(e instanceof kt&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t){var n=this.linked[t];if(n.doc!=e)continue;this.linked.splice(t,1),e.unlinkDoc(this),wl(as(this));break}if(e.history==this.history){var r=[e.id];Xr(e,function(i){return r.push(i.id)},!0),e.history=new Vi(null),e.history.done=In(this.history.done,r),e.history.undone=In(this.history.undone,r)}},iterLinkedDocs:function(e){Xr(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):at(e)},lineSeparator:function(){return this.lineSep||`
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`)&&(Pe=Ie=Ne(Pe.line,0)));var We={from:Pe,to:Ie,text:X?X[xe%X.length]:V,origin:i||(z?"paste":e.state.cutIncoming>j?"cut":"+input")};Nn(e.doc,We),Dt(e,"inputRead",e,We)}t&&!z&&Ls(e,t),_n(e),e.curOp.updateInput<2&&(e.curOp.updateInput=le),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function As(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&ur(t,function(){return za(t,n,0,null,"paste")}),!0}function Ls(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),j=!1;if(S.electricChars){for(var z=0;z<S.electricChars.length;z++)if(t.indexOf(S.electricChars.charAt(z))>-1){j=Si(e,i.head.line,"smart");break}}else S.electricInput&&(S.electricInput.test(it(e.doc,i.head.line).text.slice(0,i.head.ch))&&(j=Si(e,i.head.line,"smart")));j&&Dt(e,"electricInput",e,i.head.line)}}function Ds(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 Rs(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Os(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return R?e.style.width="1000px":e.setAttribute("wrap","off"),E&&(e.style.border="1px solid black"),Rs(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,j=S[r];if(S[r]==i&&r!="mode")return;S[r]=i,t.hasOwnProperty(r)&&Gt(this,t[r])(this,i,j),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:qt(function(r,i){var S=r.token?r:e.getMode(this.options,r);if(S.startState)throw new Error("Overlays may not be stateful.");ee(this.state.overlays,{mode:S,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(j){return j.priority}),this.state.modeGen++,tr(this)}),removeOverlay:qt(function(r){for(var i=this.state.overlays,S=0;S<i.length;++S){var j=i[S].modeSpec;if(j==r||typeof r=="string"&&j.name==r){i.splice(S,1),this.state.modeGen++,tr(this);return}}}),indentLine:qt(function(r,i,S){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Zr(this.doc,r)&&Si(this,r,i,S)}),indentSelection:qt(function(r){for(var i=this.doc.sel.ranges,S=-1,j=0;j<i.length;j++){var z=i[j];if(z.empty())z.head.line>S&&(Si(this,z.head.line,r,!0),S=z.head.line,j==this.doc.sel.primIndex&&_n(this));else{var V=z.from(),X=z.to(),oe=Math.max(S,V.line);S=Math.min(this.lastLine(),X.line-(X.ch?0:1))+1;for(var le=oe;le<S;++le)Si(this,le,r);var xe=this.doc.sel.ranges;V.ch==0&&i.length==xe.length&&xe[j].from().ch>0&&Na(this.doc,j,new wt(V,xe[j].to()),me)}}}),getTokenAt:function(r,i){return Fr(this,r,i)},getLineTokens:function(r,i){return Fr(this,Ne(r),i,!0)},getTokenTypeAt:function(r){r=ft(this.doc,r);var i=Yn(this,it(this.doc,r.line)),S=0,j=(i.length-1)/2,z=r.ch,V;if(z==0)V=i[2];else for(;;){var X=S+j>>1;if((X?i[X*2-1]:0)>=z)j=X;else if(i[X*2+1]<z)S=X+1;else{V=i[X*2+2];break}}var oe=V?V.indexOf("overlay "):-1;return oe<0?V:oe==0?null:V.slice(0,oe-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 j=n[i],z=this.getModeAt(r);if(typeof z[i]=="string")j[z[i]]&&S.push(j[z[i]]);else if(z[i])for(var V=0;V<z[i].length;V++){var X=j[z[i][V]];X&&S.push(X)}else z.helperType&&j[z.helperType]?S.push(j[z.helperType]):j[z.name]&&S.push(j[z.name]);for(var oe=0;oe<j._global.length;oe++){var le=j._global[oe];le.pred(z,this)&&Z(S,le.val)==-1&&S.push(le.val)}return S},getStateAfter:function(r,i){var S=this.doc;return r=Xn(S,r==null?S.first+S.size-1:r),Be(this,r+1,i).state},cursorCoords:function(r,i){var S,j=this.doc.sel.primary();return r==null?S=j.head:typeof r=="object"?S=ft(this.doc,r):S=r?j.from():j.to(),br(this,S,i||"page")},charCoords:function(r,i){return ga(this,ft(this.doc,r),i||"page")},coordsChar:function(r,i){return r=fo(this,r,i||"page"),ya(this,r.left,r.top)},lineAtHeight:function(r,i){return r=fo(this,{top:r,left:0},i||"page").top,wr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,S){var j=!1,z;if(typeof r=="number"){var V=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>V&&(r=V,j=!0),z=it(this.doc,r)}else z=r;return Ui(this,z,{top:0,left:0},i||"page",S||j).top+(j?this.doc.height-lr(z):0)},defaultTextHeight:function(){return On(this.display)},defaultCharWidth:function(){return Pn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,S,j,z){var V=this.display;r=br(this,ft(this.doc,r));var X=r.bottom,oe=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),V.sizer.appendChild(i),j=="over")X=r.top;else if(j=="above"||j=="near"){var le=Math.max(V.wrapper.clientHeight,this.doc.height),xe=Math.max(V.sizer.clientWidth,V.lineSpace.clientWidth);(j=="above"||r.bottom+i.offsetHeight>le)&&r.top>i.offsetHeight?X=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=le&&(X=r.bottom),oe+i.offsetWidth>xe&&(oe=xe-i.offsetWidth)}i.style.top=X+"px",i.style.left=i.style.right="",z=="right"?(oe=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(z=="left"?oe=0:z=="middle"&&(oe=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=oe+"px"),S&&Qs(this,{left:oe,top:X,right:oe+i.offsetWidth,bottom:X+i.offsetHeight})},triggerOnKeyDown:qt(vs),triggerOnKeyPress:qt(bs),triggerOnKeyUp:ys,triggerOnMouseDown:qt(Es),execCommand:function(r){if(bi.hasOwnProperty(r))return bi[r].call(null,this)},triggerElectric:qt(function(r){Ls(this,r)}),findPosH:function(r,i,S,j){var z=1;i<0&&(z=-1,i=-i);for(var V=ft(this.doc,r),X=0;X<i&&!(V=Va(this.doc,V,z,S,j),V.hitSide);++X);return V},moveH:qt(function(r,i){var S=this;this.extendSelectionsBy(function(j){return S.display.shift||S.doc.extend||j.empty()?Va(S.doc,j.head,r,i,S.options.rtlMoveVisually):r<0?j.from():j.to()},ue)}),deleteH:qt(function(r,i){var S=this.doc.sel,j=this.doc;S.somethingSelected()?j.replaceSelection("",null,"+delete"):Wn(this,function(z){var V=Va(j,z.head,r,i,!1);return r<0?{from:V,to:z.head}:{from:z.head,to:V}})}),findPosV:function(r,i,S,j){var z=1,V=j;i<0&&(z=-1,i=-i);for(var X=ft(this.doc,r),oe=0;oe<i;++oe){var le=br(this,X,"div");if(V==null?V=le.left:le.left=V,X=Ps(this,le,z,S),X.hitSide)break}return X},moveV:qt(function(r,i){var S=this,j=this.doc,z=[],V=!this.display.shift&&!j.extend&&j.sel.somethingSelected();if(j.extendSelectionsBy(function(oe){if(V)return r<0?oe.from():oe.to();var le=br(S,oe.head,"div");oe.goalColumn!=null&&(le.left=oe.goalColumn),z.push(le.left);var xe=Ps(S,le,r,i);return i=="page"&&oe==j.sel.primary()&&Aa(S,ga(S,xe,"div").top-le.top),xe},ue),z.length)for(var X=0;X<j.sel.ranges.length;X++)j.sel.ranges[X].goalColumn=z[X]}),findWordAt:function(r){var i=this.doc,S=it(i,r.line).text,j=r.ch,z=r.ch;if(S){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||z==S.length)&&j?--j:++z;for(var X=S.charAt(j),oe=De(X,V)?function(le){return De(le,V)}:/\s/.test(X)?function(le){return/\s/.test(le)}:function(le){return!/\s/.test(le)&&!De(le)};j>0&&oe(S.charAt(j-1));)--j;for(;z<S.length&&oe(S.charAt(z));)++z}return new wt(Ne(r.line,j),Ne(r.line,z))},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()==k()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:qt(function(r,i){ii(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Ar(this)-this.display.barHeight,width:r.scrollWidth-Ar(this)-this.display.barWidth,clientHeight:ha(this),clientWidth:sn(this)}},scrollIntoView:qt(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?Js(this,r):So(this,r.from,r.to,r.margin)}),setSize:qt(function(r,i){var S=this,j=function(V){return typeof V=="number"||/^\d+$/.test(String(V))?V+"px":V};r!=null&&(this.display.wrapper.style.width=j(r)),i!=null&&(this.display.wrapper.style.height=j(i)),this.options.lineWrapping&&lo(this);var z=this.display.viewFrom;this.doc.iter(z,this.display.viewTo,function(V){if(V.widgets){for(var X=0;X<V.widgets.length;X++)if(V.widgets[X].noHScroll){Kr(S,z,"widget");break}}++z}),this.curOp.forceUpdate=!0,Le(this,"refresh",this)}),operation:function(r){return ur(this,r)},startOperation:function(){return hn(this)},endOperation:function(){return pn(this)},refresh:qt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ri(this),ii(this,this.doc.scrollLeft,this.doc.scrollTop),Ra(this.display),(r==null||Math.abs(r-On(this.display))>.5||this.options.lineWrapping)&&Ta(this),Le(this,"refresh",this)}),swapDoc:qt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),No(this,r),ri(this),this.display.input.reset(),ii(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Dt(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}},ce(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,j){e.registerHelper(r,i,j),n[r]._global.push({pred:S,val:j})}}function Va(e,t,n,r,i){var S=t,j=n,z=it(e,t.line),V=i&&e.direction=="rtl"?-n:n;function X(){var Qe=t.line+V;return Qe<e.first||Qe>=e.first+e.size?!1:(t=new Ne(Qe,t.ch,t.sticky),z=it(e,Qe))}function oe(Qe){var Ve;if(r=="codepoint"){var tt=z.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(tt)?Ve=null:Ve=new Ne(t.line,Math.max(0,Math.min(z.text.length,t.ch+n*(tt>=55296&&tt<56320?2:1))),-n)}else i?Ve=Ml(e.cm,z,t,n):Ve=Ba(z,t,n);if(Ve==null)if(!Qe&&X())t=ja(i,e.cm,z,t.line,V);else return!1;else t=Ve;return!0}if(r=="char"||r=="codepoint")oe();else if(r=="column")oe(!0);else if(r=="word"||r=="group")for(var le=null,xe=r=="group",ye=e.cm&&e.cm.getHelper(t,"wordChars"),Pe=!0;!(n<0&&!oe(!Pe));Pe=!1){var Ie=z.text.charAt(t.ch)||`
`,We=De(Ie,ye)?"w":xe&&Ie==`
`?"n":!xe||/\s/.test(Ie)?null:"p";if(xe&&!Pe&&!We&&(We="s"),le&&le!=We){n<0&&(n=1,oe(),t.sticky="after");break}if(We&&(le=We),n>0&&!oe(!Pe))break}var ze=Qi(e,t,S,j,!0);return qr(S,ze)&&(ze.hitSide=!0),ze}function Ps(e,t,n,r){var i=e.doc,S=t.left,j;if(r=="page"){var z=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(z-.5*On(e.display),3);j=(n>0?t.bottom:t.top)+n*V}else r=="line"&&(j=n>0?t.bottom+3:t.top-3);for(var X;!(X=ya(e,S,j),!X.outside);){if(n<0?j<=0:j>=i.height){X.hitSide=!0;break}j+=n*5}return X}var At=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};At.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Rs(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function S(z){for(var V=z.target;V;V=V.parentNode){if(V==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(V.className))break}return!1}we(i,"paste",function(z){if(!S(z)||Fe(r,z)||As(z,r))return;N<=11&&setTimeout(Gt(r,function(){return t.updateFromDOM()}),20)}),we(i,"compositionstart",function(z){t.composing={data:z.data,done:!1}}),we(i,"compositionupdate",function(z){t.composing||(t.composing={data:z.data,done:!1})}),we(i,"compositionend",function(z){t.composing&&(z.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),we(i,"touchstart",function(){return n.forceCompositionEnd()}),we(i,"input",function(){t.composing||t.readFromDOMSoon()});function j(z){if(!S(z)||Fe(r,z))return;if(r.somethingSelected())ra({lineWise:!1,text:r.getSelections()}),z.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=Ds(r);ra({lineWise:!0,text:V.text}),z.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,me),r.replaceSelection("",null,"cut")})}else return;if(z.clipboardData){z.clipboardData.clearData();var X=xr.text.join(`
`);if(z.clipboardData.setData("Text",X),z.clipboardData.getData("Text")==X){z.preventDefault();return}}var oe=Os(),le=oe.firstChild;r.display.lineSpace.insertBefore(oe,r.display.lineSpace.firstChild),le.value=xr.text.join(`
`);var xe=document.activeElement;W(le),setTimeout(function(){r.display.lineSpace.removeChild(oe),xe.focus(),xe==i&&n.showPrimarySelection()},50)}we(i,"copy",j),we(i,"cut",j)},At.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},At.prototype.prepareSelection=function(){var e=yo(this.cm,!1);return e.focus=document.activeElement==this.div,e},At.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},At.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},At.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=na(t,e.anchorNode,e.anchorOffset),j=na(t,e.focusNode,e.focusOffset);if(S&&!S.bad&&j&&!j.bad&&dt(bn(S,j),r)==0&&dt(tn(S,j),i)==0)return;var z=t.display.view,V=r.line>=t.display.viewFrom&&ks(t,r)||{node:z[0].measure.map[2],offset:0},X=i.line<t.display.viewTo&&ks(t,i);if(!X){var oe=z[z.length-1].measure,le=oe.maps?oe.maps[oe.maps.length-1]:oe.map;X={node:le[le.length-1],offset:le[le.length-2]-le[le.length-3]}}if(!V||!X){e.removeAllRanges();return}var xe=e.rangeCount&&e.getRangeAt(0),ye;try{ye=y(V.node,V.offset,X.offset,X.node)}catch(Pe){}ye&&(!L&&t.state.focused?(e.collapse(V.node,V.offset),ye.collapsed||(e.removeAllRanges(),e.addRange(ye))):(e.removeAllRanges(),e.addRange(ye)),xe&&e.anchorNode==null?e.addRange(xe):L&&this.startGracePeriod()),this.rememberSelection()},At.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)},At.prototype.showMultipleSelections=function(e){u(this.cm.display.cursorDiv,e.cursors),u(this.cm.display.selectionDiv,e.selection)},At.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},At.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return p(this.div,t)},At.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},At.prototype.blur=function(){this.div.blur()},At.prototype.getField=function(){return this.div},At.prototype.supportsTouch=function(){return!0},At.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():ur(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)},At.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},At.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(l&&f&&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=na(t,e.anchorNode,e.anchorOffset),r=na(t,e.focusNode,e.focusOffset);n&&r&&ur(t,function(){Qt(t.doc,zr(n,r),me),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},At.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,it(e.doc,r.line-1).length)),i.ch==it(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,j,z;r.line==t.viewFrom||(S=dn(e,r.line))==0?(j=St(t.view[0].line),z=t.view[0].node):(j=St(t.view[S].line),z=t.view[S-1].node.nextSibling);var V=dn(e,i.line),X,oe;if(V==t.view.length-1?(X=t.viewTo-1,oe=t.lineDiv.lastChild):(X=St(t.view[V+1].line)-1,oe=t.view[V+1].node.previousSibling),!z)return!1;for(var 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0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:Infinity,maxBufferSize:60*1e3*1e3,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:Infinity,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:b.default,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:H.default,bufferController:R.default,capLevelController:f.default,fpsController:v.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},T()),{},{subtitleStreamController:B.SubtitleStreamController,subtitleTrackController:N.default,timelineController:A.TimelineController,audioStreamController:I.default,audioTrackController:O.default,emeController:P.default,cmcdController:w.default});function T(){return{cueHandler:l.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(u,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 d({},u,a)}function c(u){var a=u.loader;if(a!==E.default&&a!==b.default)s.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),u.progressive=!1;else{var x=Object(E.fetchSupported)();x&&(u.loader=E.default,u.progressive=!0,u.enableSoftwareAES=!0,s.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/polyfills/number.ts"),I=L("./src/utils/ewma-bandwidth-estimator.ts"),O=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/errors.ts"),R=L("./src/types/loader.ts"),A=L("./src/utils/logger.ts");function f(w,b){for(var E=0;E<b.length;E++){var l=b[E];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(w,l.key,l)}}function v(w,b,E){return b&&f(w.prototype,b),E&&f(w,E),w}var P=function(){function w(E){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=E;var l=E.config;this.bwEstimator=new I.default(l.abrEwmaSlowVoD,l.abrEwmaFastVoD,l.abrEwmaDefaultEstimate),this.registerListeners()}var b=w.prototype;return b.registerListeners=function(){var l=this.hls;l.on(O.Events.FRAG_LOADING,this.onFragLoading,this),l.on(O.Events.FRAG_LOADED,this.onFragLoaded,this),l.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),l.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(O.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var l=this.hls;l.off(O.Events.FRAG_LOADING,this.onFragLoading,this),l.off(O.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),l.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(O.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},b.onFragLoading=function(l,o){var s=o.frag;if(s.type===R.PlaylistLevelType.MAIN&&!this.timer){var d;this.fragCurrent=s,this.partCurrent=(d=o.part)!=null?d:null,this.timer=self.setInterval(this.onCheck,100)}},b.onLevelLoaded=function(l,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},b._abandonRulesCheck=function(){var l=this.fragCurrent,o=this.partCurrent,s=this.hls,d=s.autoLevelEnabled,C=s.config,g=s.media;if(!l||!g)return;var m=o?o.stats:l.stats,D=o?o.duration:l.duration;if(m.aborted){A.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!d||g.paused||!g.playbackRate||!g.readyState)return;var T=performance.now()-m.loading.start,h=Math.abs(g.playbackRate);if(T<=500*D/h)return;var c=s.levels,u=s.minAutoLevel,a=c[l.level],x=m.total||Math.max(m.loaded,Math.round(D*a.maxBitrate/8)),y=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/T),p=(x-m.loaded)/y,k=g.currentTime,F=(B.BufferHelper.bufferInfo(g,k,C.maxBufferHole).end-k)/h;if(F>=2*D/h||p<=F)return;var U=Number.POSITIVE_INFINITY,W;for(W=l.level-1;W>u;W--){var _=c[W].maxBitrate;if(U=D*_/(8*.8*y),U<F)break}if(U>=p)return;var M=this.bwEstimator.getEstimate();A.logger.warn("Fragment "+l.sn+(o?" part "+o.index:"")+" of level "+l.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(H.isFiniteNumber)(M)?(M/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+p.toFixed(3)+` s
      Estimated load time for the next fragment: `+U.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),s.nextLoadLevel=W,this.bwEstimator.sample(T,m.loaded),this.clearTimer(),l.loader&&(this.fragCurrent=this.partCurrent=null,l.loader.abort()),s.trigger(O.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:l,part:o,stats:m})},b.onFragLoaded=function(l,o){var s=o.frag,d=o.part;if(s.type===R.PlaylistLevelType.MAIN&&Object(H.isFiniteNumber)(s.sn)){var C=d?d.stats:s.stats,g=d?d.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[s.level],D=(m.loaded?m.loaded.bytes:0)+C.loaded,T=(m.loaded?m.loaded.duration:0)+g;m.loaded={bytes:D,duration:T},m.realBitrate=Math.round(8*D/T)}if(s.bitrateTest){var h={stats:C,frag:s,part:d,id:s.type};this.onFragBuffered(O.Events.FRAG_BUFFERED,h),s.bitrateTest=!1}}},b.onFragBuffered=function(l,o){var s=o.frag,d=o.part,C=d?d.stats:s.stats;if(C.aborted)return;if(s.type!==R.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var g=C.parsing.end-C.loading.start;this.bwEstimator.sample(g,C.loaded),C.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=g/1e3:this.bitrateTestDelay=0},b.onError=function(l,o){switch(o.details){case N.ErrorDetails.FRAG_LOAD_ERROR:case N.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},b.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},b.getNextABRAutoLevel=function(){var l=this.fragCurrent,o=this.partCurrent,s=this.hls,d=s.maxAutoLevel,C=s.config,g=s.minAutoLevel,m=s.media,D=o?o.duration:l?l.duration:0,T=m?m.currentTime:0,h=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():C.abrEwmaDefaultEstimate,u=(B.BufferHelper.bufferInfo(m,T,C.maxBufferHole).end-T)/h,a=this.findBestLevel(c,g,d,u,C.abrBandWidthFactor,C.abrBandWidthUpFactor);if(a>=0)return a;A.logger.trace((u?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var x=D?Math.min(D,C.maxStarvationDelay):C.maxStarvationDelay,y=C.abrBandWidthFactor,p=C.abrBandWidthUpFactor;if(!u){var k=this.bitrateTestDelay;if(k){var F=D?Math.min(D,C.maxLoadingDelay):C.maxLoadingDelay;x=F-k,A.logger.trace("bitrate test took "+Math.round(1e3*k)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*x)+" ms"),y=p=1}}return a=this.findBestLevel(c,g,d,u+x,y,p),Math.max(a,0)},b.findBestLevel=function(l,o,s,d,C,g){for(var m,D=this.fragCurrent,T=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,u=c[h],a=!!(u!=null&&(m=u.details)!==null&&m!==void 0&&m.live),x=u==null?void 0:u.codecSet,y=T?T.duration:D?D.duration:0,p=s;p>=o;p--){var k=c[p];if(!k||x&&k.codecSet!==x)continue;var F=k.details,U=(T?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||y,W=void 0;p<=h?W=C*l:W=g*l;var _=c[p].maxBitrate,M=_*U/W;if(A.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(W)+"/"+_+"/"+U+"/"+d+"/"+M),W>_&&(!M||a&&!this.bitrateTestDelay||M<d))return p}return-1},v(w,[{key:"nextAutoLevel",get:function(){var l=this._nextAutoLevel,o=this.bwEstimator;if(l!==-1&&(!o||!o.canEstimate()))return l;var s=this.getNextABRAutoLevel();return l!==-1&&(s=Math.min(l,s)),s},set:function(l){this._nextAutoLevel=l}}]),w}();K.default=P},"./src/controller/audio-stream-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),O=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/controller/fragment-tracker.ts"),R=L("./src/types/level.ts"),A=L("./src/types/loader.ts"),f=L("./src/loader/fragment.ts"),v=L("./src/demux/chunk-cache.ts"),P=L("./src/demux/transmuxer-interface.ts"),w=L("./src/types/transmuxer.ts"),b=L("./src/controller/fragment-finders.ts"),E=L("./src/utils/discontinuities.ts"),l=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function s(){return s=Object.assign||function(D){for(var T=1;T<arguments.length;T++){var h=arguments[T];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(D[c]=h[c])}return D},s.apply(this,arguments)}function d(D,T){D.prototype=Object.create(T.prototype),D.prototype.constructor=D,C(D,T)}function C(D,T){return C=Object.setPrototypeOf||function(c,u){return c.__proto__=u,c},C(D,T)}var g=100,m=function(D){d(T,D);function T(c,u){var a;return a=D.call(this,c,u,"[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=T.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var u=this.hls;u.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(O.Events.ERROR,this.onError,this),u.on(O.Events.BUFFER_RESET,this.onBufferReset,this),u.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),u.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var u=this.hls;u.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(O.Events.ERROR,this.onError,this),u.off(O.Events.BUFFER_RESET,this.onBufferReset,this),u.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),u.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(u,a){var x=a.frag,y=a.id,p=a.initPTS;if(y==="main"){var k=x.cc;this.initPTS[x.cc]=p,this.log("InitPTS for cc: "+k+" found from main: "+p),this.videoTrackCC=k,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(u){if(!this.levels){this.startPosition=u,this.state=I.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(g),this.fragLoadError=0,a>0&&u===-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=u,this.tick()},h.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var u,a=this.levels,x=this.trackId,y=a==null||((u=a[x])===null||u===void 0)?void 0:u.details;if(y){if(this.waitForCdnTuneIn(y))break;this.state=I.State.WAITING_INIT_PTS}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var p,k=performance.now(),F=this.retryDate;(!F||k>=F||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=I.State.IDLE);break}case I.State.WAITING_INIT_PTS:{var U=this.waitingData;if(U){var W=U.frag,_=U.part,M=U.cache,G=U.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var Y=M.flush(),Z={frag:W,part:_,payload:Y,networkDetails:null};this._handleFragmentLoadProgress(Z),G&&D.prototype._handleFragmentLoadComplete.call(this,Z)}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 ne=this.getLoadPosition(),be=B.BufferHelper.bufferInfo(this.mediaBuffer,ne,this.config.maxBufferHole),me=Object(b.fragmentWithinToleranceTest)(be.end,this.config.maxFragLookUpTolerance,W);me<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+be.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var u=this.waitingData;u&&(this.fragmentTracker.removeFragment(u.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},h.onTickEnd=function(){var u=this.media;if(!u||!u.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:u,x=a.buffered;!this.loadedmetadata&&x.length&&(this.loadedmetadata=!0),this.lastCurrentTime=u.currentTime},h.doTickIdle=function(){var u,a,x=this.hls,y=this.levels,p=this.media,k=this.trackId,F=x.config;if(!y||!y[k])return;if(!p&&(this.startFragRequested||!F.startFragPrefetch))return;var U=y[k],W=U.details;if(!W||W.live&&this.levelLastLoaded!==k||this.waitForCdnTuneIn(W)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,f.ElementaryStreamTypes.AUDIO,A.PlaylistLevelType.AUDIO));var _=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,A.PlaylistLevelType.AUDIO);if(_===null)return;var M=_.len,G=this.getMaxBufferLength(),Y=this.audioSwitch;if(M>=G&&!Y)return;if(!Y&&this._streamEnded(_,W)){x.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var Z=W.fragments,ne=Z[0].start,be=_.end;if(Y){var me=this.getLoadPosition();be=me,W.PTSKnown&&me<ne&&((_.end>ne||_.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),p.currentTime=ne+.05))}var pe=this.getNextFragment(be,W);if(!pe){this.bufferFlushed=!0;return}((u=pe.decryptdata)===null||u===void 0?void 0:u.keyFormat)==="identity"&&!((a=pe.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(pe,W):this.loadFragment(pe,W,be)},h.getMaxBufferLength=function(){var u=D.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,A.PlaylistLevelType.MAIN);return a===null?u:Math.max(u,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,D.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(u,a){var x=a.audioTracks;this.resetTransmuxer(),this.levels=x.map(function(y){return new R.Level(y)})},h.onAudioTrackSwitching=function(u,a){var x=!!a.url;this.trackId=a.id;var y=this.fragCurrent;y!=null&&y.loader&&y.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),x?this.setInterval(g):this.resetTransmuxer(),x?(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(u,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(u,a){var x,y=this.levels,p=a.details,k=a.id;if(!y){this.warn("Audio tracks were reset while loading level "+k);return}this.log("Track "+k+" loaded ["+p.startSN+","+p.endSN+"],duration:"+p.totalduration);var F=y[k],U=0;if(p.live||(x=F.details)!==null&&x!==void 0&&x.live){var W=this.mainDetails;if(p.fragments[0]||(p.deltaUpdateFailed=!0),p.deltaUpdateFailed||!W)return;!F.details&&p.hasProgramDateTime&&W.hasProgramDateTime?(Object(E.alignMediaPlaylistByPDT)(p,W),U=p.fragments[0].start):U=this.alignPlaylists(p,F.details)}F.details=p,this.levelLastLoaded=k,!this.startFragRequested&&(this.mainDetails||!p.live)&&this.setStartPosition(F.details,U),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(p)&&(this.state=I.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(u){var a,x=u.frag,y=u.part,p=u.payload,k=this.config,F=this.trackId,U=this.levels;if(!U){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+x.sn+" of level "+x.level+" will not be buffered");return}var W=U[F];console.assert(W,"Audio track is defined on fragment load progress");var _=W.details;console.assert(_,"Audio track details are defined on fragment load progress");var M=k.defaultAudioCodec||W.audioCodec||"mp4a.40.2",G=this.transmuxer;G||(G=this.transmuxer=new P.default(this.hls,A.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Y=this.initPTS[x.cc],Z=(a=x.initSegment)===null||a===void 0?void 0:a.data;if(Y!==void 0){var ne=!1,be=y?y.index:-1,me=be!==-1,pe=new w.ChunkMetadata(x.level,x.sn,x.stats.chunkCount,p.byteLength,be,me);G.push(p,Z,M,"",x,y,_.totalduration,ne,pe,Y)}else{o.logger.log("Unknown video PTS for cc "+x.cc+", waiting for video PTS before demuxing audio frag "+x.sn+" of ["+_.startSN+" ,"+_.endSN+"],track "+F);var ue=this.waitingData=this.waitingData||{frag:x,part:y,cache:new v.default,complete:!1},fe=ue.cache;fe.push(new Uint8Array(p)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(u){if(this.waitingData){this.waitingData.complete=!0;return}D.prototype._handleFragmentLoadComplete.call(this,u)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(u,a){var x=a.tracks.audio;x&&(this.mediaBuffer=x.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(u,a){var x=a.frag,y=a.part;if(x.type!==A.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(x)){this.warn("Fragment "+x.sn+(y?" p: "+y.index:"")+" of level "+x.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}x.sn!=="initSegment"&&(this.fragPrevious=x,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(x,y)},h.onError=function(u,a){switch(a.details){case l.ErrorDetails.FRAG_LOAD_ERROR:case l.ErrorDetails.FRAG_LOAD_TIMEOUT:case l.ErrorDetails.KEY_LOAD_ERROR:case l.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(A.PlaylistLevelType.AUDIO,a);break;case l.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case l.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 l.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var x=!0,y=this.getFwdBufferInfo(this.mediaBuffer,A.PlaylistLevelType.AUDIO);y&&y.len>.5&&(x=!this.reduceMaxBufferLength(y.len)),x&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,D.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(u,a){var x=a.type;x===f.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(u){var a,x="audio",y=this.hls,p=u.remuxResult,k=u.chunkMeta,F=this.getCurrentContext(k);if(!F){this.warn("The loading context changed while buffering fragment "+k.sn+" of level "+k.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(k.level);return}var U=F.frag,W=F.part,_=p.audio,M=p.text,G=p.id3,Y=p.initSegment;if(this.fragContextChanged(U))return;if(this.state=I.State.PARSING,this.audioSwitch&&_&&this.completeAudioSwitch(),Y!=null&&Y.tracks&&(this._bufferInitSegment(Y.tracks,U,k),y.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:x,tracks:Y.tracks})),_){var Z=_.startPTS,ne=_.endPTS,be=_.startDTS,me=_.endDTS;W&&(W.elementaryStreams[f.ElementaryStreamTypes.AUDIO]={startPTS:Z,endPTS:ne,startDTS:be,endDTS:me}),U.setElementaryStreamInfo(f.ElementaryStreamTypes.AUDIO,Z,ne,be,me),this.bufferFragmentData(_,U,W,k)}if(G!=null&&(a=G.samples)!==null&&a!==void 0&&a.length){var pe=s({frag:U,id:x},G);y.trigger(O.Events.FRAG_PARSING_METADATA,pe)}if(M){var ue=s({frag:U,id:x},M);y.trigger(O.Events.FRAG_PARSING_USERDATA,ue)}},h._bufferInitSegment=function(u,a,x){if(this.state!==I.State.PARSING)return;u.video&&delete u.video;var y=u.audio;if(!y)return;y.levelCodec=y.codec,y.id="audio",this.log("Init audio buffer, container:"+y.container+", codecs[parsed]=["+y.codec+"]"),this.hls.trigger(O.Events.BUFFER_CODECS,u);var p=y.initSegment;if(p!=null&&p.byteLength){var k={type:"audio",frag:a,part:null,chunkMeta:x,parent:a.type,data:p};this.hls.trigger(O.Events.BUFFER_APPENDING,k)}this.tick()},h.loadFragment=function(u,a,x){var y=this.fragmentTracker.getState(u);this.fragCurrent=u,(this.audioSwitch||y===N.FragmentState.NOT_LOADED||y===N.FragmentState.PARTIAL)&&(u.sn==="initSegment"?this._loadInitSegment(u):a.live&&!Object(H.isFiniteNumber)(this.initPTS[u.cc])?(this.log("Waiting for video PTS in continuity counter "+u.cc+" of live stream before loading audio fragment "+u.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,D.prototype.loadFragment.call(this,u,a,x)))},h.completeAudioSwitch=function(){var u=this.hls,a=this.media,x=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),D.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,u.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:x})},T}(I.default);K.default=m},"./src/controller/audio-track-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/events.ts"),I=L("./src/errors.ts"),O=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(P,w){for(var b=0;b<w.length;b++){var E=w[b];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(P,E.key,E)}}function R(P,w,b){return w&&N(P.prototype,w),b&&N(P,b),P}function A(P,w){P.prototype=Object.create(w.prototype),P.prototype.constructor=P,f(P,w)}function f(P,w){return f=Object.setPrototypeOf||function(E,l){return E.__proto__=l,E},f(P,w)}var v=function(P){A(w,P);function w(E){var l;return l=P.call(this,E,"[audio-track-controller]")||this,l.tracks=[],l.groupId=null,l.tracksInGroup=[],l.trackId=-1,l.trackName="",l.selectDefaultTrack=!0,l.registerListeners(),l}var b=w.prototype;return b.registerListeners=function(){var l=this.hls;l.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(H.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.on(H.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(H.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var l=this.hls;l.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(H.Events.LEVEL_LOADING,this.onLevelLoading,this),l.off(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.off(H.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(H.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,P.prototype.destroy.call(this)},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},b.onManifestParsed=function(l,o){this.tracks=o.audioTracks||[]},b.onAudioTrackLoaded=function(l,o){var s=o.id,d=o.details,C=this.tracksInGroup[s];if(!C){this.warn("Invalid audio track id "+s);return}var g=C.details;C.details=o.details,this.log("audioTrack "+s+" loaded ["+d.startSN+"-"+d.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,g))},b.onLevelLoading=function(l,o){this.switchLevel(o.level)},b.onLevelSwitching=function(l,o){this.switchLevel(o.level)},b.switchLevel=function(l){var o=this.hls.levels[l];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var d=this.tracks.filter(function(g){return!s||g.groupId===s});this.selectDefaultTrack&&!d.some(function(g){return g.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=d;var C={audioTracks:d};this.log("Updating audio tracks, "+d.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(H.Events.AUDIO_TRACKS_UPDATED,C),this.selectInitialTrack()}},b.onError=function(l,o){if(P.prototype.onError.call(this,l,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)},b.setAudioTrack=function(l){var o=this.tracksInGroup;if(l<0||l>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+l);var d=o[l],C=d.id,g=d.groupId,m=g===void 0?"":g,D=d.name,T=d.type,h=d.url;if(this.trackId=l,this.trackName=D,this.selectDefaultTrack=!1,this.hls.trigger(H.Events.AUDIO_TRACK_SWITCHING,{id:C,groupId:m,name:D,type:T,url:h}),d.details&&!d.details.live)return;var c=this.switchParams(d.url,s==null?void 0:s.details);this.loadPlaylist(c)},b.selectInitialTrack=function(){var l=this.tracksInGroup;console.assert(l.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},b.findTrackId=function(l){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var d=o[s];if((!this.selectDefaultTrack||d.default)&&(!l||l===d.name))return d.id}return-1},b.loadPlaylist=function(l){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,d=o.groupId,C=o.url;if(l)try{C=l.addDirectives(C)}catch(g){this.warn("Could not construct new URL with HLS Delivery Directives: "+g)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(H.Events.AUDIO_TRACK_LOADING,{url:C,id:s,groupId:d,deliveryDirectives:l||null})}},R(w,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(l){this.selectDefaultTrack=!1,this.setAudioTrack(l)}}]),w}(O.default);K.default=v},"./src/controller/base-playlist-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return R});var H=L("./src/polyfills/number.ts"),I=L("./src/types/level.ts"),O=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),N=L("./src/errors.ts"),R=function(){function A(v,P){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,P+":"),this.warn=B.logger.warn.bind(B.logger,P+":"),this.hls=v}var f=A.prototype;return f.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},f.onError=function(P,w){w.fatal&&w.type===N.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},f.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},f.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},f.stopLoad=function(){this.canLoad=!1,this.clearTimer()},f.switchParams=function(P,w){var b=w==null?void 0:w.renditionReports;if(b)for(var E=0;E<b.length;E++){var l=b[E],o=""+l.URI;if(o===P.substr(-o.length)){var s=parseInt(l["LAST-MSN"]),d=parseInt(l["LAST-PART"]);if(w&&this.hls.config.lowLatencyMode){var C=Math.min(w.age-w.partTarget,w.targetduration);d!==void 0&&C>w.partTarget&&(d+=1)}if(Object(H.isFiniteNumber)(s))return new I.HlsUrlParameters(s,Object(H.isFiniteNumber)(d)?d:void 0,I.HlsSkip.No)}}},f.loadPlaylist=function(P){},f.shouldLoadTrack=function(P){return this.canLoad&&P&&!!P.url&&(!P.details||P.details.live)},f.playlistLoaded=function(P,w,b){var E=this,l=w.details,o=w.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(l.advancedDateTime=Date.now()-s,l.live||b!=null&&b.live){if(l.reloaded(b),b&&this.log("live playlist "+P+" "+(l.advanced?"REFRESHED "+l.lastPartSn+"-"+l.lastPartIndex:"MISSED")),b&&l.fragments.length>0&&Object(O.mergeDetails)(b,l),!this.canLoad||!l.live)return;var d,C=void 0,g=void 0;if(l.canBlockReload&&l.endSN&&l.advanced){var m=this.hls.config.lowLatencyMode,D=l.lastPartSn,T=l.endSN,h=l.lastPartIndex,c=h!==-1,u=D===T,a=m?0:h;c?(C=u?T+1:D,g=u?a:h+1):C=T+1;var x=l.age,y=x+l.ageHeader,p=Math.min(y-l.partTarget,l.targetduration*1.5);if(p>0){if(b&&p>b.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+b.tuneInGoal+" to: "+p+" with playlist age: "+l.age),p=0;else{var k=Math.floor(p/l.targetduration);if(C+=k,g!==void 0){var F=Math.round(p%l.targetduration/l.partTarget);g+=F}this.log("CDN Tune-in age: "+l.ageHeader+"s last advanced "+x.toFixed(2)+"s goal: "+p+" skip sn "+k+" to part "+g)}l.tuneInGoal=p}if(d=this.getDeliveryDirectives(l,w.deliveryDirectives,C,g),m||!u){this.loadPlaylist(d);return}}else d=this.getDeliveryDirectives(l,w.deliveryDirectives,C,g);var U=Object(O.computeReloadInterval)(l,o);C!==void 0&&l.canBlockReload&&(U-=l.partTarget||1),this.log("reload live playlist "+P+" in "+Math.round(U)+" ms"),this.timer=self.setTimeout(function(){return E.loadPlaylist(d)},U)}else this.clearTimer()},f.getDeliveryDirectives=function(P,w,b,E){var l=Object(I.getSkipValue)(P,b);return w!=null&&w.skip&&P.deltaUpdateFailed&&(b=w.msn,E=w.part,l=I.HlsSkip.No),new I.HlsUrlParameters(b,E,l)},f.retryLoadingOrFail=function(P){var w=this,b=this.hls.config,E=this.retryCount<b.levelLoadingMaxRetry;if(E){var l;if(this.retryCount++,P.details.indexOf("LoadTimeOut")>-1&&(l=P.context)!==null&&l!==void 0&&l.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+P.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*b.levelLoadingRetryDelay,b.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return w.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+P.details+'"')}}else this.warn('cannot recover from error "'+P.details+'"'),this.clearTimer(),P.fatal=!0;return E},A}()},"./src/controller/base-stream-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"State",function(){return T}),L.d(K,"default",function(){return h});var H=L("./src/polyfills/number.ts"),I=L("./src/task-loop.ts"),O=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/utils/logger.ts"),R=L("./src/events.ts"),A=L("./src/errors.ts"),f=L("./src/types/transmuxer.ts"),v=L("./src/utils/mp4-tools.ts"),P=L("./src/utils/discontinuities.ts"),w=L("./src/controller/fragment-finders.ts"),b=L("./src/controller/level-helper.ts"),E=L("./src/loader/fragment-loader.ts"),l=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),s=L("./src/types/loader.ts");function d(c,u){for(var a=0;a<u.length;a++){var x=u[a];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(c,x.key,x)}}function C(c,u,a){return u&&d(c.prototype,u),a&&d(c,a),c}function g(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function m(c,u){c.prototype=Object.create(u.prototype),c.prototype.constructor=c,D(c,u)}function D(c,u){return D=Object.setPrototypeOf||function(x,y){return x.__proto__=y,x},D(c,u)}var T={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){m(u,c);function u(x,y,p){var k;return k=c.call(this)||this,k.hls=void 0,k.fragPrevious=null,k.fragCurrent=null,k.fragmentTracker=void 0,k.transmuxer=null,k._state=T.STOPPED,k.media=void 0,k.mediaBuffer=void 0,k.config=void 0,k.bitrateTest=!1,k.lastCurrentTime=0,k.nextLoadPosition=0,k.startPosition=0,k.loadedmetadata=!1,k.fragLoadError=0,k.retryDate=0,k.levels=null,k.fragmentLoader=void 0,k.levelLastLoaded=null,k.startFragRequested=!1,k.decrypter=void 0,k.initPTS=[],k.onvseeking=null,k.onvended=null,k.logPrefix="",k.log=void 0,k.warn=void 0,k.logPrefix=p,k.log=N.logger.log.bind(N.logger,p+":"),k.warn=N.logger.warn.bind(N.logger,p+":"),k.hls=x,k.fragmentLoader=new E.default(x.config),k.fragmentTracker=y,k.config=x.config,k.decrypter=new l.default(x,x.config),x.on(R.Events.KEY_LOADED,k.onKeyLoaded,g(k)),k}var a=u.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(y){},a.stopLoad=function(){this.fragmentLoader.abort();var y=this.fragCurrent;y&&this.fragmentTracker.removeFragment(y),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=T.STOPPED},a._streamEnded=function(y,p){var k=this.fragCurrent,F=this.fragmentTracker;if(!p.live&&k&&k.sn===p.endSN&&!y.nextStart){var U=F.getState(k);return U===O.FragmentState.PARTIAL||U===O.FragmentState.OK}return!1},a.onMediaAttached=function(y,p){var k=this.media=this.mediaBuffer=p.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),k.addEventListener("seeking",this.onvseeking),k.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===T.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var y=this.media;y!=null&&y.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),y&&(y.removeEventListener("seeking",this.onvseeking),y.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 y=this.config,p=this.fragCurrent,k=this.media,F=this.mediaBuffer,U=this.state,W=k?k.currentTime:0,_=B.BufferHelper.bufferInfo(F||k,W,y.maxBufferHole);if(this.log("media seeking to "+(Object(H.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+U),U===T.ENDED)this.resetLoadingState();else if(p&&!_.len){var M=y.maxFragLookUpTolerance,G=p.start-M,Y=p.start+p.duration+M,Z=W>Y;(W<G||Z)&&(Z&&p.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),p.loader.abort()),this.resetLoadingState())}k&&(this.lastCurrentTime=W),!this.loadedmetadata&&!_.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(y,p){if(this.state!==T.KEY_LOADING||p.frag!==this.fragCurrent||!this.levels)return;this.state=T.IDLE;var k=this.levels[p.frag.level].details;k&&this.loadFragment(p.frag,k,p.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=T.STOPPED,this.hls.off(R.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(y,p){this.log("Loading key for "+y.sn+" of ["+p.startSN+"-"+p.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level),this.state=T.KEY_LOADING,this.fragCurrent=y,this.hls.trigger(R.Events.KEY_LOADING,{frag:y})},a.loadFragment=function(y,p,k){this._loadFragForPlayback(y,p,k)},a._loadFragForPlayback=function(y,p,k){var F=this,U=function(_){if(F.fragContextChanged(y)){F.warn("Fragment "+y.sn+(_.part?" p: "+_.part.index:"")+" of level "+y.level+" was dropped during download."),F.fragmentTracker.removeFragment(y);return}y.stats.chunkCount++,F._handleFragmentLoadProgress(_)};this._doFragLoad(y,p,k,U).then(function(W){if(!W)return;F.fragLoadError=0;var _=F.state;if(F.fragContextChanged(y)){(_===T.FRAG_LOADING||_===T.BACKTRACKING||!F.fragCurrent&&_===T.PARSING)&&(F.fragmentTracker.removeFragment(y),F.state=T.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+y.sn+" of level "+y.level),F.hls.trigger(R.Events.FRAG_LOADED,W),F.state===T.BACKTRACKING)){F.fragmentTracker.backtrack(y,W),F.resetFragmentLoading(y);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(y)})},a.flushMainBuffer=function(y,p,k){if(k===void 0&&(k=null),!(y-p))return;var F={startOffset:y,endOffset:p,type:k};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(y){var p=this;this._doFragLoad(y).then(function(k){if(!k||p.fragContextChanged(y)||!p.levels)throw new Error("init load aborted");return k}).then(function(k){var F=p.hls,U=k.payload,W=y.decryptdata;if(U&&U.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var _=self.performance.now();return p.decrypter.webCryptoDecrypt(new Uint8Array(U),W.key.buffer,W.iv.buffer).then(function(M){var G=self.performance.now();return F.trigger(R.Events.FRAG_DECRYPTED,{frag:y,payload:M,stats:{tstart:_,tdecrypt:G}}),k.payload=M,k})}return k}).then(function(k){var F=p.fragCurrent,U=p.hls,W=p.levels;if(!W)throw new Error("init load aborted, missing levels");var _=W[y.level].details;console.assert(_,"Level details are defined when init segment is loaded");var M=y.stats;p.state=T.IDLE,p.fragLoadError=0,y.data=new Uint8Array(k.payload),M.parsing.start=M.buffering.start=self.performance.now(),M.parsing.end=M.buffering.end=self.performance.now(),k.frag===F&&U.trigger(R.Events.FRAG_BUFFERED,{stats:M,frag:F,part:null,id:y.type}),p.tick()}).catch(function(k){p.warn(k),p.resetFragmentLoading(y)})},a.fragContextChanged=function(y){var p=this.fragCurrent;return!y||!p||y.level!==p.level||y.sn!==p.sn||y.urlId!==p.urlId},a.fragBufferedComplete=function(y,p){var k=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+y.type+" sn: "+y.sn+(p?" part: "+p.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level+" "+o.default.toString(B.BufferHelper.getBuffered(k))),this.state=T.IDLE,this.tick()},a._handleFragmentLoadComplete=function(y){var p=this.transmuxer;if(!p)return;var k=y.frag,F=y.part,U=y.partsLoaded,W=!U||U.length===0||U.some(function(M){return!M}),_=new f.ChunkMetadata(k.level,k.sn,k.stats.chunkCount+1,0,F?F.index:-1,!W);p.flush(_)},a._handleFragmentLoadProgress=function(y){},a._doFragLoad=function(y,p,k,F){var U=this;if(k===void 0&&(k=null),!this.levels)throw new Error("frag load aborted, missing levels");if(k=Math.max(y.start,k||0),this.config.lowLatencyMode&&p){var W=p.partList;if(W&&F){k>y.end&&p.fragmentHint&&(y=p.fragmentHint);var _=this.getNextPart(W,y,k);if(_>-1){var M=W[_];return this.log("Loading part sn: "+y.sn+" p: "+M.index+" cc: "+y.cc+" of playlist ["+p.startSN+"-"+p.endSN+"] parts [0-"+_+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(k.toFixed(3))),this.nextLoadPosition=M.start+M.duration,this.state=T.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:y,part:W[_],targetBufferTime:k}),this.doFragPartsLoad(y,W,_,F).catch(function(G){return U.handleFragLoadError(G)})}else if(!y.url||this.loadedEndOfParts(W,k))return Promise.resolve(null)}}return this.log("Loading fragment "+y.sn+" cc: "+y.cc+" "+(p?"of ["+p.startSN+"-"+p.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(k.toFixed(3))),Object(H.isFiniteNumber)(y.sn)&&!this.bitrateTest&&(this.nextLoadPosition=y.start+y.duration),this.state=T.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:y,targetBufferTime:k}),this.fragmentLoader.load(y,F).catch(function(G){return U.handleFragLoadError(G)})},a.doFragPartsLoad=function(y,p,k,F){var U=this;return new Promise(function(W,_){var M=[],G=function Y(Z){var ne=p[Z];U.fragmentLoader.loadPart(y,ne,F).then(function(be){M[ne.index]=be;var me=be.part;U.hls.trigger(R.Events.FRAG_LOADED,be);var pe=p[Z+1];if(pe&&pe.fragment===y)Y(Z+1);else return W({frag:y,part:me,partsLoaded:M})}).catch(_)};G(k)})},a.handleFragLoadError=function(y){var p=y.data;return p&&p.details===A.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(p.frag,p.part):this.hls.trigger(R.Events.ERROR,p),null},a._handleTransmuxerFlush=function(y){var p=this.getCurrentContext(y);if(!p||this.state!==T.PARSING){this.fragCurrent||(this.state=T.IDLE);return}var k=p.frag,F=p.part,U=p.level,W=self.performance.now();k.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(k,F,U,y.partial)},a.getCurrentContext=function(y){var p=this.levels,k=y.level,F=y.sn,U=y.part;if(!p||!p[k])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+k+". The current chunk will not be buffered."),null;var W=p[k],_=U>-1?Object(b.getPartWith)(W,F,U):null,M=_?_.fragment:Object(b.getFragmentWithSN)(W,F,this.fragCurrent);return M?{frag:M,part:_,level:W}:null},a.bufferFragmentData=function(y,p,k,F){if(!y||this.state!==T.PARSING)return;var U=y.data1,W=y.data2,_=U;if(U&&W&&(_=Object(v.appendUint8Array)(U,W)),!_||!_.length)return;var M={type:y.type,frag:p,part:k,chunkMeta:F,parent:p.type,data:_};this.hls.trigger(R.Events.BUFFER_APPENDING,M),y.dropped&&y.independent&&!k&&this.flushBufferGap(p)},a.flushBufferGap=function(y){var p=this.media;if(!p)return;if(!B.BufferHelper.isBuffered(p,p.currentTime)){this.flushMainBuffer(0,y.start);return}var k=p.currentTime,F=B.BufferHelper.bufferInfo(p,k,0),U=y.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,U*.25),_=Math.max(Math.min(y.start-W,F.end-W),k+W);y.start-_>W&&this.flushMainBuffer(_,y.start)},a.getFwdBufferInfo=function(y,p){var k=this.config,F=this.getLoadPosition();if(!Object(H.isFiniteNumber)(F))return null;var U=B.BufferHelper.bufferInfo(y,F,k.maxBufferHole);if(U.len===0&&U.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,p);if(W&&U.nextStart<W.end)return B.BufferHelper.bufferInfo(y,F,Math.max(U.nextStart,k.maxBufferHole))}return U},a.getMaxBufferLength=function(y){var p=this.config,k;return y?k=Math.max(8*p.maxBufferSize/y,p.maxBufferLength):k=p.maxBufferLength,Math.min(k,p.maxMaxBufferLength)},a.reduceMaxBufferLength=function(y){var p=this.config,k=y||p.maxBufferLength;return p.maxMaxBufferLength>=k?(p.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+p.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(y,p){var k,F,U=p.fragments,W=U.length;if(!W)return null;var _=this.config,M=U[0].start,G;if(p.live){var Y=_.initialLiveManifestSize;if(W<Y)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+Y+")"),null;!p.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(G=this.getInitialLiveFragment(p,U),this.startPosition=G?this.hls.liveSyncPosition||G.start:y)}else y<=M&&(G=U[0]);if(!G){var Z=_.lowLatencyMode?p.partEnd:p.fragmentEnd;G=this.getFragmentAtPosition(y,Z,p)}return(k=G)!==null&&k!==void 0&&k.initSegment&&!((F=G)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(G=G.initSegment),G},a.getNextPart=function(y,p,k){for(var F=-1,U=!1,W=!0,_=0,M=y.length;_<M;_++){var G=y[_];if(W=W&&!G.independent,F>-1&&k<G.start)break;var Y=G.loaded;!Y&&(U||G.independent||W)&&G.fragment===p&&(F=_),U=Y}return F},a.loadedEndOfParts=function(y,p){var k=y[y.length-1];return k&&p>k.start&&k.loaded},a.getInitialLiveFragment=function(y,p){var k=this.fragPrevious,F=null;if(k){if(y.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+k.programDateTime),F=Object(w.findFragmentByPDT)(p,k.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var U=k.sn+1;if(U>=y.startSN&&U<=y.endSN){var W=p[U-y.startSN];k.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(w.findFragWithCC)(p,k.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var _=this.hls.liveSyncPosition;_!==null&&(F=this.getFragmentAtPosition(_,this.bitrateTest?y.fragmentEnd:y.edge,y))}return F},a.getFragmentAtPosition=function(y,p,k){var F=this.config,U=this.fragPrevious,W=k.fragments,_=k.endSN,M=k.fragmentHint,G=F.maxFragLookUpTolerance,Y=!!(F.lowLatencyMode&&k.partList&&M);Y&&M&&!this.bitrateTest&&(W=W.concat(M),_=M.sn);var Z;if(y<p){var ne=y>p-G?0:G;Z=Object(w.findFragmentByPTS)(U,W,y,ne)}else Z=W[W.length-1];if(Z){var be=Z.sn-k.startSN,me=U&&Z.level===U.level,pe=W[be+1],ue=this.fragmentTracker.getState(Z);if(ue===O.FragmentState.BACKTRACKED){Z=null;for(var fe=be;W[fe]&&this.fragmentTracker.getState(W[fe])===O.FragmentState.BACKTRACKED;)U?Z=W[fe--]:Z=W[--fe];Z||(Z=pe)}else U&&Z.sn===U.sn&&!Y&&(me&&(Z.sn<_&&this.fragmentTracker.getState(pe)!==O.FragmentState.OK?(this.log("SN "+Z.sn+" just loaded, load next one: "+pe.sn),Z=pe):Z=null))}return Z},a.synchronizeToLiveEdge=function(y){var p=this.config,k=this.media;if(!k)return;var F=this.hls.liveSyncPosition,U=k.currentTime,W=y.fragments[0].start,_=y.edge,M=U>=W-p.maxFragLookUpTolerance&&U<=_;if(F!==null&&k.duration>F&&(U<F||!M)){var G=p.liveMaxLatencyDuration!==void 0?p.liveMaxLatencyDuration:p.liveMaxLatencyDurationCount*y.targetduration;(!M&&k.readyState<4||U<_-G)&&(this.loadedmetadata||(this.nextLoadPosition=F),k.readyState&&(this.warn("Playback: "+U.toFixed(3)+" is located too far from the end of live sliding playlist: "+_+", reset currentTime to : "+F.toFixed(3)),k.currentTime=F))}},a.alignPlaylists=function(y,p){var k=this.levels,F=this.levelLastLoaded,U=this.fragPrevious,W=F!==null?k[F]:null,_=y.fragments.length;if(!_)return this.warn("No fragments in live playlist"),0;var M=y.fragments[0].start,G=!p,Y=y.alignedSliding&&Object(H.isFiniteNumber)(M);if(G||!Y&&!M){Object(P.alignStream)(U,W,y);var Z=y.fragments[0].start;return this.log("Live playlist sliding: "+Z.toFixed(2)+" start-sn: "+(p?p.startSN:"na")+"->"+y.startSN+" prev-sn: "+(U?U.sn:"na")+" fragments: "+_),Z}return M},a.waitForCdnTuneIn=function(y){var p=3;return y.live&&y.canBlockReload&&y.tuneInGoal>Math.max(y.partHoldBack,y.partTarget*p)},a.setStartPosition=function(y,p){var k=this.startPosition;if(k<p&&(k=-1),k===-1||this.lastCurrentTime===-1){var F=y.startTimeOffset;Object(H.isFiniteNumber)(F)?(k=p+F,F<0&&(k+=y.totalduration),k=Math.min(Math.max(p,k),p+y.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+k),this.startPosition=k):y.live?k=this.hls.liveSyncPosition||p:this.startPosition=k=0,this.lastCurrentTime=k}this.nextLoadPosition=k},a.getLoadPosition=function(){var y=this.media,p=0;return this.loadedmetadata&&y?p=y.currentTime:this.nextLoadPosition&&(p=this.nextLoadPosition),p},a.handleFragLoadAborted=function(y,p){this.transmuxer&&y.sn!=="initSegment"&&y.stats.aborted&&(this.warn("Fragment "+y.sn+(p?" part"+p.index:"")+" of level "+y.level+" was aborted"),this.resetFragmentLoading(y))},a.resetFragmentLoading=function(y){(!this.fragCurrent||!this.fragContextChanged(y))&&(this.state=T.IDLE)},a.onFragmentOrKeyLoadError=function(y,p){if(p.fatal)return;var k=p.frag;if(!k||k.type!==y)return;var F=this.fragCurrent;console.assert(F&&k.sn===F.sn&&k.level===F.level&&k.urlId===F.urlId,"Frag load error must match current frag to retry");var U=this.config;if(this.fragLoadError+1<=U.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(k.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*U.fragLoadingRetryDelay,U.fragLoadingMaxRetryTimeout);this.warn("Fragment "+k.sn+" of "+y+" "+k.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=T.FRAG_LOADING_WAITING_RETRY}else p.levelRetry?(y===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=T.IDLE):(N.logger.error(p.details+" reaches max retry, redispatch as fatal ..."),p.fatal=!0,this.hls.stopLoad(),this.state=T.ERROR)},a.afterBufferFlushed=function(y,p,k){if(!y)return;var F=B.BufferHelper.getBuffered(y);this.fragmentTracker.detectEvictedFragments(p,F,k),this.state===T.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=T.IDLE},a.resetLiveStartWhenNotLoaded=function(y){if(!this.loadedmetadata){this.startFragRequested=!1;var p=this.levels?this.levels[y].details:null;if(p!=null&&p.live)return this.startPosition=-1,this.setStartPosition(p,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(y,p,k,F){var U=this,W=k.details;console.assert(!!W,"level.details must be defined");var _=Object.keys(y.elementaryStreams).reduce(function(M,G){var Y=y.elementaryStreams[G];if(Y){var Z=Y.endPTS-Y.startPTS;if(Z<=0)return U.warn("Could not parse fragment "+y.sn+" "+G+" duration reliably ("+Z+") resetting transmuxer to fallback to playlist timing"),U.resetTransmuxer(),M||!1;var ne=F?0:Object(b.updateFragPTSDTS)(W,y,Y.startPTS,Y.endPTS,Y.startDTS,Y.endDTS);return U.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:W,level:k,drift:ne,type:G,frag:y,start:Y.startPTS,end:Y.endPTS}),!0}return M},!1);_?(this.state=T.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:y,part:p})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},C(u,[{key:"state",get:function(){return this._state},set:function(y){var p=this._state;p!==y&&(this._state=y,this.log(p+"->"+y))}}]),u}(I.default)},"./src/controller/buffer-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return w});var H=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),O=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),N=L("./src/utils/buffer-helper.ts"),R=L("./src/utils/mediasource-helper.ts"),A=L("./src/loader/fragment.ts"),f=L("./src/controller/buffer-operation-queue.ts"),v=Object(R.getMediaSource)(),P=/([ha]vc.)(?:\.[^.,]+)+/,w=function(){function b(l){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,d=o.media,C=o.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),d&&(o.updateMediaElementDuration(),s.trigger(I.Events.MEDIA_ATTACHED,{media:d})),C&&C.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){O.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){O.logger.log("[buffer-controller]: Media source ended")},this.hls=l,this._initSourceBuffer(),this.registerListeners()}var E=b.prototype;return E.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},E.destroy=function(){this.unregisterListeners(),this.details=null},E.registerListeners=function(){var o=this.hls;o.on(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)},E.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)},E._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new f.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},E.onManifestParsed=function(o,s){var d=2;(s.audio&&!s.video||!s.altAudio)&&(d=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=d,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},E.onMediaAttaching=function(o,s){var d=this.media=s.media;if(d&&v){var C=this.mediaSource=new v;C.addEventListener("sourceopen",this._onMediaSourceOpen),C.addEventListener("sourceended",this._onMediaSourceEnded),C.addEventListener("sourceclose",this._onMediaSourceClose),d.src=self.URL.createObjectURL(C),this._objectUrl=d.src}},E.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,d=this._objectUrl;if(s){if(O.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(C){O.logger.warn("[buffer-controller]: onMediaDetaching: "+C.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(d&&self.URL.revokeObjectURL(d),o.src===d?(o.removeAttribute("src"),o.load()):O.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(I.Events.MEDIA_DETACHED,void 0)},E.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var d=o.sourceBuffer[s];try{d&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(d),o.sourceBuffer[s]=void 0)}catch(C){O.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",C)}}),this._initSourceBuffer()},E.onBufferCodecs=function(o,s){var d=this,C=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(g){if(C){var m=d.tracks[g];if(m&&typeof m.buffer.changeType=="function"){var D=s[g],T=D.codec,h=D.levelCodec,c=D.container,u=(m.levelCodec||m.codec).replace(P,"$1"),a=(h||T).replace(P,"$1");if(u!==a){var x=c+";codecs="+(h||T);d.appendChangeType(g,x)}}}else d.pendingTracks[g]=s[g]}),C)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},E.appendChangeType=function(o,s){var d=this,C=this.operationQueue,g={execute:function(){var D=d.sourceBuffer[o];D&&(O.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),D.changeType(s)),C.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(D){O.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",D)}};C.append(g,o)},E.onBufferAppending=function(o,s){var d=this,C=this.hls,g=this.operationQueue,m=this.tracks,D=s.data,T=s.type,h=s.frag,c=s.part,u=s.chunkMeta,a=u.buffering[T],x=self.performance.now();a.start=x;var y=h.stats.buffering,p=c?c.stats.buffering:null;y.start===0&&(y.start=x),p&&p.start===0&&(p.start=x);var k=m.audio,F=T==="audio"&&u.id===1&&(k==null?void 0:k.container)==="audio/mpeg",U={execute:function(){if(a.executeStart=self.performance.now(),F){var _=d.sourceBuffer[T];if(_){var M=h.start-_.timestampOffset;Math.abs(M)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+M+") sn: "+h.sn+")"),_.timestampOffset=h.start)}}d.appendExecutor(D,T)},onStart:function(){},onComplete:function(){var _=self.performance.now();a.executeEnd=a.end=_,y.first===0&&(y.first=_),p&&p.first===0&&(p.first=_);var M=d.sourceBuffer,G={};for(var Y in M)G[Y]=N.BufferHelper.getBuffered(M[Y]);d.appendError=0,d.hls.trigger(I.Events.BUFFER_APPENDED,{type:T,frag:h,part:c,chunkMeta:u,parent:h.type,timeRanges:G})},onError:function(_){O.logger.error("[buffer-controller]: Error encountered while trying to append to the "+T+" SourceBuffer",_);var M={type:B.ErrorTypes.MEDIA_ERROR,parent:h.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:_,fatal:!1};_.code===DOMException.QUOTA_EXCEEDED_ERR?M.details=B.ErrorDetails.BUFFER_FULL_ERROR:(d.appendError++,M.details=B.ErrorDetails.BUFFER_APPEND_ERROR,d.appendError>C.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+C.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),M.fatal=!0)),C.trigger(I.Events.ERROR,M)}};g.append(U,T)},E.onBufferFlushing=function(o,s){var d=this,C=this.operationQueue,g=function(D){return{execute:d.removeExecutor.bind(d,D,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){d.hls.trigger(I.Events.BUFFER_FLUSHED,{type:D})},onError:function(h){O.logger.warn("[buffer-controller]: Failed to remove from "+D+" SourceBuffer",h)}}};s.type?C.append(g(s.type),s.type):this.getSourceBufferTypes().forEach(function(m){C.append(g(m),m)})},E.onFragParsed=function(o,s){var d=this,C=s.frag,g=s.part,m=[],D=g?g.elementaryStreams:C.elementaryStreams;D[A.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(D[A.ElementaryStreamTypes.AUDIO]&&m.push("audio"),D[A.ElementaryStreamTypes.VIDEO]&&m.push("video"));var T=function(){var c=self.performance.now();C.stats.buffering.end=c,g&&(g.stats.buffering.end=c);var u=g?g.stats:C.stats;d.hls.trigger(I.Events.FRAG_BUFFERED,{frag:C,part:g,stats:u,id:C.type})};m.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+C.type+" level: "+C.level+" sn: "+C.sn),this.blockBuffers(T,m)},E.onFragChanged=function(o,s){this.flushBackBuffer()},E.onBufferEos=function(o,s){var d=this,C=this.getSourceBufferTypes().reduce(function(g,m){var D=d.sourceBuffer[m];return(!s.type||s.type===m)&&(D&&!D.ended&&(D.ended=!0,O.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),g&&!!(!D||D.ended)},!0);C&&this.blockBuffers(function(){var g=d.mediaSource;if(!g||g.readyState!=="open")return;g.endOfStream()})},E.onLevelUpdated=function(o,s){var d=s.details;if(!d.fragments.length)return;this.details=d,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},E.flushBackBuffer=function(){var o=this.hls,s=this.details,d=this.media,C=this.sourceBuffer;if(!d||s===null)return;var g=this.getSourceBufferTypes();if(!g.length)return;var m=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(H.isFiniteNumber)(m)||m<0)return;var D=d.currentTime,T=s.levelTargetDuration,h=Math.max(m,T),c=Math.floor(D/T)*T-h;g.forEach(function(u){var a=C[u];if(a){var x=N.BufferHelper.getBuffered(a);x.length>0&&c>x.start(0)&&(o.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),s.live&&o.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:u}))}})},E.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,d=this.media,C=this.mediaSource,g=o.fragments[0].start+o.totalduration,m=d.duration,D=Object(H.isFiniteNumber)(C.duration)?C.duration:0;o.live&&s.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),C.duration=Infinity,this.updateSeekableRange(o)):(g>D&&g>m||!Object(H.isFiniteNumber)(m))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+g.toFixed(3)),C.duration=g)},E.updateSeekableRange=function(o){var s=this.mediaSource,d=o.fragments,C=d.length;if(C&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var g=Math.max(0,d[0].start),m=Math.max(g,g+o.totalduration);s.setLiveSeekableRange(g,m)}},E.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,d=this.pendingTracks,C=Object.keys(d).length;if(C&&!o||C===2){this.createSourceBuffers(d),this.pendingTracks={};var g=this.getSourceBufferTypes();if(g.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}g.forEach(function(m){s.executeNext(m)})}},E.createSourceBuffers=function(o){var s=this.sourceBuffer,d=this.mediaSource;if(!d)throw Error("createSourceBuffers called when mediaSource was null");var C=0;for(var g in o)if(!s[g]){var m=o[g];if(!m)throw Error("source buffer exists for track "+g+", however track does not");var D=m.levelCodec||m.codec,T=m.container+";codecs="+D;O.logger.log("[buffer-controller]: creating sourceBuffer("+T+")");try{var h=s[g]=d.addSourceBuffer(T),c=g;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[g]={buffer:h,codec:D,container:m.container,levelCodec:m.levelCodec,id:m.id},C++}catch(u){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+u.message),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:u,mimeType:T})}}C&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},E._onSBUpdateStart=function(o){var s=this.operationQueue,d=s.current(o);d.onStart()},E._onSBUpdateEnd=function(o){var s=this.operationQueue,d=s.current(o);d.onComplete(),s.shiftAndExecuteNext(o)},E._onSBUpdateError=function(o,s){O.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var d=this.operationQueue.current(o);d&&d.onError(s)},E.removeExecutor=function(o,s,d){var C=this.media,g=this.mediaSource,m=this.operationQueue,D=this.sourceBuffer,T=D[o];if(!C||!g||!T){O.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var h=Object(H.isFiniteNumber)(C.duration)?C.duration:Infinity,c=Object(H.isFiniteNumber)(g.duration)?g.duration:Infinity,u=Math.max(0,s),a=Math.min(d,h,c);a>u?(O.logger.log("[buffer-controller]: Removing ["+u+","+a+"] from the "+o+" SourceBuffer"),console.assert(!T.updating,o+" sourceBuffer must not be updating"),T.remove(u,a)):m.shiftAndExecuteNext(o)},E.appendExecutor=function(o,s){var d=this.operationQueue,C=this.sourceBuffer,g=C[s];if(!g){O.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),d.shiftAndExecuteNext(s);return}g.ended=!1,console.assert(!g.updating,s+" sourceBuffer must not be updating"),g.appendBuffer(o)},E.blockBuffers=function(o,s){var d=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var C=this.operationQueue,g=s.map(function(m){return C.appendBlocker(m)});Promise.all(g).then(function(){o(),s.forEach(function(m){var D=d.sourceBuffer[m];(!D||!D.updating)&&C.shiftAndExecuteNext(m)})})},E.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},E.addBufferListener=function(o,s,d){var C=this.sourceBuffer[o];if(!C)return;var g=d.bind(this,o);this.listeners[o].push({event:s,listener:g}),C.addEventListener(s,g)},E.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(d){s.removeEventListener(d.event,d.listener)})},b}()},"./src/controller/buffer-operation-queue.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return I});var H=L("./src/utils/logger.ts"),I=function(){function O(N){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=N}var B=O.prototype;return B.append=function(R,A){var f=this.queues[A];f.push(R),f.length===1&&this.buffers[A]&&this.executeNext(A)},B.insertAbort=function(R,A){var f=this.queues[A];f.unshift(R),this.executeNext(A)},B.appendBlocker=function(R){var A,f=new Promise(function(P){A=P}),v={execute:A,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(v,R),f},B.executeNext=function(R){var A=this.buffers,f=this.queues,v=A[R],P=f[R];if(P.length){var w=P[0];try{w.execute()}catch(b){H.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),w.onError(b),(!v||!v.updating)&&(P.shift(),this.executeNext(R))}}},B.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},B.current=function(R){return this.queues[R][0]},O}()},"./src/controller/cap-level-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/events.ts");function I(N,R){for(var A=0;A<R.length;A++){var f=R[A];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(N,f.key,f)}}function O(N,R,A){return R&&I(N.prototype,R),A&&I(N,A),N}var B=function(){function N(A){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=A,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var R=N.prototype;return R.setStreamController=function(f){this.streamController=f},R.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},R.registerListeners=function(){var f=this.hls;f.on(H.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),f.on(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),f.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(H.Events.BUFFER_CODECS,this.onBufferCodecs,this),f.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var f=this.hls;f.off(H.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),f.off(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),f.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(H.Events.BUFFER_CODECS,this.onBufferCodecs,this),f.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(f,v){N.isLevelAllowed(v.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(v.droppedLevel)},R.onMediaAttaching=function(f,v){this.media=v.media instanceof HTMLVideoElement?v.media:null},R.onManifestParsed=function(f,v){var P=this.hls;this.restrictedLevels=[],this.firstLevel=v.firstLevel,P.config.capLevelToPlayerSize&&v.video&&this.startCapping()},R.onBufferCodecs=function(f,v){var P=this.hls;P.config.capLevelToPlayerSize&&v.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var f=this.hls.levels;if(f.length){var v=this.hls;v.autoLevelCapping=this.getMaxLevel(f.length-1),v.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=v.autoLevelCapping}}},R.getMaxLevel=function(f){var v=this,P=this.hls.levels;if(!P.length)return-1;var w=P.filter(function(b,E){return N.isLevelAllowed(E,v.restrictedLevels)&&E<=f});return this.clientRect=null,N.getMaxLevelByMediaSize(w,this.mediaWidth,this.mediaHeight)},R.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},R.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},R.getDimensions=function(){if(this.clientRect)return this.clientRect;var f=this.media,v={width:0,height:0};if(f){var P=f.getBoundingClientRect();v.width=P.width,v.height=P.height,!v.width&&!v.height&&(v.width=P.right-P.left||f.width||0,v.height=P.bottom-P.top||f.height||0)}return this.clientRect=v,v},N.isLevelAllowed=function(f,v){return v===void 0&&(v=[]),v.indexOf(f)===-1},N.getMaxLevelByMediaSize=function(f,v,P){if(!f||!f.length)return-1;for(var w=function(s,d){return d?s.width!==d.width||s.height!==d.height:!0},b=f.length-1,E=0;E<f.length;E+=1){var l=f[E];if((l.width>=v||l.height>=P)&&w(l,f[E+1])){b=E;break}}return b},O(N,[{key:"mediaWidth",get:function(){return this.getDimensions().width*N.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*N.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var f=1;try{f=self.devicePixelRatio}catch(v){}return f}}]),N}();K.default=B},"./src/controller/cmcd-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return w});var H=L("./src/events.ts"),I=L("./src/types/cmcd.ts"),O=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function N(b,E){for(var l=0;l<E.length;l++){var o=E[l];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(b,o.key,o)}}function R(b,E,l){return E&&N(b.prototype,E),l&&N(b,l),b}function A(b,E){var l=typeof Symbol!="undefined"&&b[Symbol.iterator]||b["@@iterator"];if(l)return(l=l.call(b)).next.bind(l);if(Array.isArray(b)||(l=f(b))||E&&b&&typeof b.length=="number"){l&&(b=l);var o=0;return function(){return o>=b.length?{done:!0}:{done:!1,value:b[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 f(b,E){if(!b)return;if(typeof b=="string")return v(b,E);var l=Object.prototype.toString.call(b).slice(8,-1);if(l==="Object"&&b.constructor&&(l=b.constructor.name),l==="Map"||l==="Set")return Array.from(b);if(l==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(l))return v(b,E)}function v(b,E){(E==null||E>b.length)&&(E=b.length);for(var l=0,o=new Array(E);l<E;l++)o[l]=b[l];return o}function P(){return P=Object.assign||function(b){for(var E=1;E<arguments.length;E++){var l=arguments[E];for(var o in l)Object.prototype.hasOwnProperty.call(l,o)&&(b[o]=l[o])}return b},P.apply(this,arguments)}var w=function(){function b(l){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(C){try{o.apply(C,{ot:I.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(g){B.logger.warn("Could not generate manifest CMCD data.",g)}},this.applyFragmentData=function(C){try{var g=C.frag,m=o.hls.levels[g.level],D=o.getObjectType(g),T={d:g.duration*1e3,ot:D};(D===I.CMCDObjectType.VIDEO||D===I.CMCDObjectType.AUDIO||D==I.CMCDObjectType.MUXED)&&(T.br=m.bitrate/1e3,T.tb=o.getTopBandwidth(D),T.bl=o.getBufferLength(D)),o.apply(C,T)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=l;var s=this.config=l.config,d=s.cmcd;d!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=d.sessionId||b.uuid(),this.cid=d.contentId,this.useHeaders=d.useHeaders===!0,this.registerListeners())}var E=b.prototype;return E.registerListeners=function(){var o=this.hls;o.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(H.Events.BUFFER_CREATED,this.onBufferCreated,this)},E.unregisterListeners=function(){var o=this.hls;o.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(H.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},E.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},E.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},E.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},E.onBufferCreated=function(o,s){var d,C;this.audioBuffer=(d=s.tracks.audio)===null||d===void 0?void 0:d.buffer,this.videoBuffer=(C=s.tracks.video)===null||C===void 0?void 0:C.buffer},E.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}},E.apply=function(o,s){s===void 0&&(s={}),P(s,this.createData());var d=s.ot===I.CMCDObjectType.INIT||s.ot===I.CMCDObjectType.VIDEO||s.ot===I.CMCDObjectType.MUXED;if(this.starved&&d&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var C=b.toHeaders(s);if(!Object.keys(C).length)return;o.headers||(o.headers={}),P(o.headers,C)}else{var g=b.toQuery(s);if(!g)return;o.url=b.appendQueryToUri(o.url,g)}},E.getObjectType=function(o){var s=o.type;return s==="subtitle"?I.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?I.CMCDObjectType.INIT:s==="audio"?I.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?I.CMCDObjectType.VIDEO:I.CMCDObjectType.MUXED:void 0},E.getTopBandwidth=function(o){for(var s=0,d=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,C=A(d),g;!(g=C()).done;){var m=g.value;m.bitrate>s&&(s=m.bitrate)}return s>0?s:NaN},E.getBufferLength=function(o){var s=this.hls.media,d=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!d||!s)return NaN;var C=O.BufferHelper.bufferInfo(d,s.currentTime,this.config.maxBufferHole);return C.len*1e3},E.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,d=o||this.config.loader;return function(){function C(m){this.loader=void 0,this.loader=new d(m)}var g=C.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(D,T,h){s(D),this.loader.load(D,T,h)},R(C,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),C}()},E.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,d=o||this.config.loader;return function(){function C(m){this.loader=void 0,this.loader=new d(m)}var g=C.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(D,T,h){s(D),this.loader.load(D,T,h)},R(C,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),C}()},b.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},b.serialize=function(o){for(var s=[],d=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},C=function(F){return Math.round(F)},g=function(F){return C(F/100)*100},m=function(F){return encodeURIComponent(F)},D={br:C,d:C,bl:g,dl:g,mtp:g,nor:m,rtp:g,tb:C},T=Object.keys(o||{}).sort(),h=A(T),c;!(c=h()).done;){var u=c.value,a=o[u];if(!d(a))continue;if(u==="v"&&a===1)continue;if(u=="pr"&&a===1)continue;var x=D[u];x&&(a=x(a));var y=typeof a,p=void 0;u==="ot"||u==="sf"||u==="st"?p=u+"="+a:y==="boolean"?p=u:y==="number"?p=u+"="+a:p=u+"="+JSON.stringify(a),s.push(p)}return s.join(",")},b.toHeaders=function(o){for(var s=Object.keys(o),d={},C=["Object","Request","Session","Status"],g=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},D=0,T=s;D<T.length;D++){var h=T[D],c=m[h]!=null?m[h]:1;g[c][h]=o[h]}for(var u=0;u<g.length;u++){var a=b.serialize(g[u]);a&&(d["CMCD-"+C[u]]=a)}return d},b.toQuery=function(o){return"CMCD="+encodeURIComponent(b.serialize(o))},b.appendQueryToUri=function(o,s){if(!s)return o;var d=o.includes("?")?"&":"?";return""+o+d+s},b}()},"./src/controller/eme-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/events.ts"),I=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function N(w,b){for(var E=0;E<b.length;E++){var l=b[E];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(w,l.key,l)}}function R(w,b,E){return b&&N(w.prototype,b),E&&N(w,E),w}var A=3,f=function(b,E,l){var o={audioCapabilities:[],videoCapabilities:[]};return b.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:l.audioRobustness||""})}),E.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:l.videoRobustness||""})}),[o]},v=function(b,E,l,o){switch(b){case B.KeySystems.WIDEVINE:return f(E,l,o);default:throw new Error("Unknown key-system: "+b)}},P=function(){function w(E){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=E,this._config=E.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var b=w.prototype;return b.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},b._registerListeners=function(){this.hls.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this)},b._unregisterListeners=function(){this.hls.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(H.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this)},b.getLicenseServerUrl=function(l){switch(l){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+l+'"')},b._attemptKeySystemAccess=function(l,o,s){var d=this,C=v(l,o,s,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var g=this.requestMediaKeySystemAccess(l,C);this.mediaKeysPromise=g.then(function(m){return d._onMediaKeySystemAccessObtained(l,m)}),g.catch(function(m){O.logger.error('Failed to obtain key-system "'+l+'" access:',m)})},b._onMediaKeySystemAccessObtained=function(l,o){var s=this;O.logger.log('Access for key-system "'+l+'" obtained');var d={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:l};this._mediaKeysList.push(d);var C=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(g){return d.mediaKeys=g,O.logger.log('Media-keys created for key-system "'+l+'"'),s._onMediaKeysCreated(),g});return C.catch(function(g){O.logger.error("Failed to create media-keys:",g)}),C},b._onMediaKeysCreated=function(){var l=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),l._onNewMediaKeySession(o.mediaKeysSession))})},b._onNewMediaKeySession=function(l){var o=this;O.logger.log("New key-system session "+l.sessionId),l.addEventListener("message",function(s){o._onKeySessionMessage(l,s.message)},!1)},b._onKeySessionMessage=function(l,o){O.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){O.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),l.update(s)})},b.onMediaEncrypted=function(l){var o=this;if(O.logger.log('Media is encrypted using "'+l.initDataType+'" init data type'),!this.mediaKeysPromise){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(C){if(!o._media)return;o._attemptSetMediaKeys(C),o._generateRequestWithPreferredKeySession(l.initDataType,l.initData)};this.mediaKeysPromise.then(s).catch(s)},b._attemptSetMediaKeys=function(l){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},b._generateRequestWithPreferredKeySession=function(l,o){var s=this,d=this._mediaKeysList[0];if(!d){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(d.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var C=d.mediaKeysSession;if(!C){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){O.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+l+'" init data type'),d.mediaKeysSessionInitialized=!0,C.generateRequest(l,o).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(g){O.logger.error("Error generating key-session request:",g),s.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},b._createLicenseXhr=function(l,o,s){var d=new XMLHttpRequest;d.responseType="arraybuffer",d.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,d,l,o,s);var C=this._licenseXhrSetup;if(C)try{C.call(this.hls,d,l),C=void 0}catch(g){O.logger.error(g)}try{d.readyState||d.open("POST",l,!0),C&&C.call(this.hls,d,l)}catch(g){throw new Error("issue setting up KeySystem license XHR "+g)}return d},b._onLicenseRequestReadyStageChange=function(l,o,s,d){switch(l.readyState){case 4:if(l.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var C=l.response,g=this._licenseResponseCallback;if(g)try{C=g.call(this.hls,l,o)}catch(D){O.logger.error(D)}d(C)}else{if(O.logger.error("License Request XHR failed ("+o+"). Status: "+l.status+" ("+l.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>A){this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=A-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(s,d)}break}},b._generateLicenseRequestChallenge=function(l,o){switch(l.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+l.mediaKeySystemDomain)},b._requestLicense=function(l,o){O.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){O.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var d=this.getLicenseServerUrl(s.mediaKeySystemDomain),C=this._createLicenseXhr(d,l,o);O.logger.log("Sending license request to URL: "+d);var g=this._generateLicenseRequestChallenge(s,l);C.send(g)}catch(m){O.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},b.onMediaAttached=function(l,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},b.onMediaDetached=function(){var l=this._media,o=this._mediaKeysList;if(!l)return;l.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return l.setMediaKeys(null)}).catch(function(){})},b.onManifestParsed=function(l,o){if(!this._emeEnabled)return;var s=o.levels.map(function(C){return C.audioCodec}).filter(function(C){return!!C}),d=o.levels.map(function(C){return C.videoCodec}).filter(function(C){return!!C});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,d)},R(w,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),w}();K.default=P},"./src/controller/fps-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/events.ts"),I=L("./src/utils/logger.ts"),O=function(){function B(R){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=R,this.registerListeners()}var N=B.prototype;return N.setStreamController=function(A){this.streamController=A},N.registerListeners=function(){this.hls.on(H.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},N.unregisterListeners=function(){this.hls.off(H.Events.MEDIA_ATTACHING,this.onMediaAttaching)},N.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},N.onMediaAttaching=function(A,f){var v=this.hls.config;if(v.capLevelOnFPSDrop){var P=f.media instanceof self.HTMLVideoElement?f.media:null;this.media=P,P&&typeof P.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),v.fpsDroppedMonitoringPeriod)}},N.checkFPS=function(A,f,v){var P=performance.now();if(f){if(this.lastTime){var w=P-this.lastTime,b=v-this.lastDroppedFrames,E=f-this.lastDecodedFrames,l=1e3*b/w,o=this.hls;if(o.trigger(H.Events.FPS_DROP,{currentDropped:b,currentDecoded:E,totalDroppedFrames:v}),l>0&&b>o.config.fpsDroppedMonitoringThreshold*E){var s=o.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=s)&&(s=s-1,o.trigger(H.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=P,this.lastDroppedFrames=v,this.lastDecodedFrames=f}},N.checkFPSInterval=function(){var A=this.media;if(A)if(this.isVideoPlaybackQualityAvailable){var f=A.getVideoPlaybackQuality();this.checkFPS(A,f.totalVideoFrames,f.droppedVideoFrames)}else this.checkFPS(A,A.webkitDecodedFrameCount,A.webkitDroppedFrameCount)},B}();K.default=O},"./src/controller/fragment-finders.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"findFragmentByPDT",function(){return O}),L.d(K,"findFragmentByPTS",function(){return B}),L.d(K,"fragmentWithinToleranceTest",function(){return N}),L.d(K,"pdtWithinToleranceTest",function(){return R}),L.d(K,"findFragWithCC",function(){return A});var H=L("./src/polyfills/number.ts"),I=L("./src/utils/binary-search.ts");function O(f,v,P){if(v===null||!Array.isArray(f)||!f.length||!Object(H.isFiniteNumber)(v))return null;var w=f[0].programDateTime;if(v<(w||0))return null;var b=f[f.length-1].endProgramDateTime;if(v>=(b||0))return null;P=P||0;for(var E=0;E<f.length;++E){var l=f[E];if(R(v,P,l))return l}return null}function B(f,v,P,w){P===void 0&&(P=0),w===void 0&&(w=0);var b=null;if(f?b=v[f.sn-v[0].sn+1]||null:P===0&&v[0].start===0&&(b=v[0]),b&&N(P,w,b)===0)return b;var E=I.default.search(v,N.bind(null,P,w));return E||b}function N(f,v,P){f===void 0&&(f=0),v===void 0&&(v=0);var w=Math.min(v,P.duration+(P.deltaPTS?P.deltaPTS:0));return P.start+P.duration-w<=f?1:P.start-w>f&&P.start?-1:0}function R(f,v,P){var w=Math.min(v,P.duration+(P.deltaPTS?P.deltaPTS:0))*1e3,b=P.endProgramDateTime||0;return b-w>f}function A(f,v){return I.default.search(f,function(P){return P.cc<v?1:P.cc>v?-1:0})}},"./src/controller/fragment-tracker.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"FragmentState",function(){return O}),L.d(K,"FragmentTracker",function(){return B});var H=L("./src/events.ts"),I=L("./src/types/loader.ts"),O;(function(A){A.NOT_LOADED="NOT_LOADED",A.BACKTRACKED="BACKTRACKED",A.APPENDING="APPENDING",A.PARTIAL="PARTIAL",A.OK="OK"})(O||(O={}));var B=function(){function A(v){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=v,this._registerListeners()}var f=A.prototype;return f._registerListeners=function(){var P=this.hls;P.on(H.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.on(H.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.on(H.Events.FRAG_LOADED,this.onFragLoaded,this)},f._unregisterListeners=function(){var P=this.hls;P.off(H.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.off(H.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.off(H.Events.FRAG_LOADED,this.onFragLoaded,this)},f.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},f.getAppendedFrag=function(P,w){if(w===I.PlaylistLevelType.MAIN){var b=this.activeFragment,E=this.activeParts;if(!b)return null;if(E)for(var l=E.length;l--;){var o=E[l],s=o?o.end:b.appendedPTS;if(o.start<=P&&s!==void 0&&P<=s)return l>9&&(this.activeParts=E.slice(l-9)),o}else if(b.start<=P&&b.appendedPTS!==void 0&&P<=b.appendedPTS)return b}return this.getBufferedFrag(P,w)},f.getBufferedFrag=function(P,w){for(var b=this.fragments,E=Object.keys(b),l=E.length;l--;){var o=b[E[l]];if((o==null?void 0:o.body.type)===w&&o.buffered){var s=o.body;if(s.start<=P&&P<=s.end)return s}}return null},f.detectEvictedFragments=function(P,w,b){var E=this;Object.keys(this.fragments).forEach(function(l){var o=E.fragments[l];if(!o)return;if(!o.buffered){o.body.type===b&&E.removeFragment(o.body);return}var s=o.range[P];if(!s)return;s.time.some(function(d){var C=!E.isTimeBuffered(d.startPTS,d.endPTS,w);return C&&E.removeFragment(o.body),C})})},f.detectPartialFragments=function(P){var w=this,b=this.timeRanges,E=P.frag,l=P.part;if(!b||E.sn==="initSegment")return;var o=R(E),s=this.fragments[o];if(!s)return;Object.keys(b).forEach(function(d){var C=E.elementaryStreams[d];if(!C)return;var g=b[d],m=l!==null||C.partial===!0;s.range[d]=w.getBufferedTimes(E,l,m,g)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},f.fragBuffered=function(P){var w=R(P),b=this.fragments[w];b&&(b.backtrack=b.loaded=null,b.buffered=!0)},f.getBufferedTimes=function(P,w,b,E){for(var l={time:[],partial:b},o=w?w.start:P.start,s=w?w.end:P.end,d=P.minEndPTS||s,C=P.maxStartPTS||o,g=0;g<E.length;g++){var m=E.start(g)-this.bufferPadding,D=E.end(g)+this.bufferPadding;if(C>=m&&d<=D){l.time.push({startPTS:Math.max(o,E.start(g)),endPTS:Math.min(s,E.end(g))});break}else if(o<D&&s>m)l.partial=!0,l.time.push({startPTS:Math.max(o,E.start(g)),endPTS:Math.min(s,E.end(g))});else if(s<=m)break}return l},f.getPartialFragment=function(P){var w=null,b,E,l,o=0,s=this.bufferPadding,d=this.fragments;return Object.keys(d).forEach(function(C){var g=d[C];if(!g)return;N(g)&&(E=g.body.start-s,l=g.body.end+s,P>=E&&P<=l&&(b=Math.min(P-E,l-P),o<=b&&(w=g.body,o=b)))}),w},f.getState=function(P){var w=R(P),b=this.fragments[w];return b?b.buffered?N(b)?O.PARTIAL:O.OK:b.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},f.backtrack=function(P,w){var b=R(P),E=this.fragments[b];if(!E||E.backtrack)return null;var l=E.backtrack=w||E.loaded;return E.loaded=null,l},f.getBacktrackData=function(P){var w=R(P),b=this.fragments[w];if(b){var E,l=b.backtrack;if(l!=null&&(E=l.payload)!==null&&E!==void 0&&E.byteLength)return l;this.removeFragment(P)}return null},f.isTimeBuffered=function(P,w,b){for(var E,l,o=0;o<b.length;o++){if(E=b.start(o)-this.bufferPadding,l=b.end(o)+this.bufferPadding,P>=E&&w<=l)return!0;if(w<=E)return!1}return!1},f.onFragLoaded=function(P,w){var b=w.frag,E=w.part;if(b.sn==="initSegment"||b.bitrateTest||E)return;var l=R(b);this.fragments[l]={body:b,loaded:w,backtrack:null,buffered:!1,range:Object.create(null)}},f.onBufferAppended=function(P,w){var b=this,E=w.frag,l=w.part,o=w.timeRanges;if(E.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=E,l){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(l)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(d){var C=o[d];if(b.detectEvictedFragments(d,C),!l)for(var g=0;g<C.length;g++)E.appendedPTS=Math.max(C.end(g),E.appendedPTS||0)})},f.onFragBuffered=function(P,w){this.detectPartialFragments(w)},f.hasFragment=function(P){var w=R(P);return!!this.fragments[w]},f.removeFragmentsInRange=function(P,w,b){var E=this;Object.keys(this.fragments).forEach(function(l){var o=E.fragments[l];if(!o)return;if(o.buffered){var s=o.body;s.type===b&&s.start<w&&s.end>P&&E.removeFragment(s)}})},f.removeFragment=function(P){var w=R(P);P.stats.loaded=0,P.clearElementaryStreamInfo(),delete this.fragments[w]},f.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},A}();function N(A){var f,v;return A.buffered&&(((f=A.range.video)===null||f===void 0?void 0:f.partial)||((v=A.range.audio)===null||v===void 0?void 0:v.partial))}function R(A){return A.type+"_"+A.level+"_"+A.urlId+"_"+A.sn}},"./src/controller/gap-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"STALL_MINIMUM_DURATION_MS",function(){return N}),L.d(K,"MAX_START_GAP_JUMP",function(){return R}),L.d(K,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return A}),L.d(K,"SKIP_BUFFER_RANGE_START",function(){return f}),L.d(K,"default",function(){return v});var H=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),O=L("./src/events.ts"),B=L("./src/utils/logger.ts"),N=250,R=2,A=.1,f=.05,v=function(){function P(b,E,l,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=b,this.media=E,this.fragmentTracker=l,this.hls=o}var w=P.prototype;return w.destroy=function(){this.hls=this.fragmentTracker=this.media=null},w.poll=function(E){var l=this.config,o=this.media,s=this.stalled,d=o.currentTime,C=o.seeking,g=this.seeking&&!C,m=!this.seeking&&C;if(this.seeking=C,d!==E){if(this.moved=!0,s!==null){if(this.stallReported){var D=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+d+", after "+Math.round(D)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||g)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!H.BufferHelper.getBuffered(o).length)return;var T=H.BufferHelper.bufferInfo(o,d,0),h=T.len>0,c=T.nextStart||0;if(!h&&!c)return;if(C){var u=T.len>R,a=!c||c-d>R&&!this.fragmentTracker.getPartialFragment(d);if(u||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var x,y=Math.max(c,T.start||0)-d,p=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,k=p==null||((x=p.details)===null||x===void 0)?void 0:x.live,F=k?p.details.targetduration*2:R;if(y>0&&y<=F){this._trySkipBufferHole(null);return}}var U=self.performance.now();if(s===null){this.stalled=U;return}var W=U-s;!C&&W>=N&&this._reportStall(T.len);var _=H.BufferHelper.bufferInfo(o,d,l.maxBufferHole);this._tryFixBufferStall(_,W)},w._tryFixBufferStall=function(E,l){var o=this.config,s=this.fragmentTracker,d=this.media,C=d.currentTime,g=s.getPartialFragment(C);if(g){var m=this._trySkipBufferHole(g);if(m)return}E.len>o.maxBufferHole&&l>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},w._reportStall=function(E){var l=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+E+")"),l.trigger(O.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:E}))},w._trySkipBufferHole=function(E){for(var l=this.config,o=this.hls,s=this.media,d=s.currentTime,C=0,g=H.BufferHelper.getBuffered(s),m=0;m<g.length;m++){var D=g.start(m);if(d+l.maxBufferHole>=C&&d<D){var T=Math.max(D+f,s.currentTime+A);return B.logger.warn("skipping hole, adjusting currentTime from "+d+" to "+T),this.moved=!0,this.stalled=null,s.currentTime=T,E&&o.trigger(O.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+d+" to "+T,frag:E}),T}C=g.end(m)}return 0},w._tryNudgeBuffer=function(){var E=this.config,l=this.hls,o=this.media,s=o.currentTime,d=(this.nudgeRetry||0)+1;if(this.nudgeRetry=d,d<E.nudgeMaxRetry){var C=s+d*E.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+C),o.currentTime=C,l.trigger(O.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 @"+s+" after "+E.nudgeMaxRetry+" nudges"),l.trigger(O.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},P}()},"./src/controller/id3-track-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),O=L("./src/demux/id3.ts"),B=.25,N=function(){function R(f){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=f,this._registerListeners()}var A=R.prototype;return A.destroy=function(){this._unregisterListeners()},A._registerListeners=function(){var v=this.hls;v.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),v.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),v.on(H.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),v.on(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A._unregisterListeners=function(){var v=this.hls;v.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),v.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),v.off(H.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),v.off(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A.onMediaAttached=function(v,P){this.media=P.media},A.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},A.getID3Track=function(v){if(!this.media)return;for(var P=0;P<v.length;P++){var w=v[P];if(w.kind==="metadata"&&w.label==="id3")return Object(I.sendAddTrackEvent)(w,this.media),w}return this.media.addTextTrack("metadata","id3")},A.onFragParsingMetadata=function(v,P){if(!this.media)return;var w=P.frag,b=P.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var E=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,l=0;l<b.length;l++){var o=O.getID3Frames(b[l].data);if(o){var s=b[l].pts,d=l<b.length-1?b[l+1].pts:w.end,C=d-s;C<=0&&(d=s+B);for(var g=0;g<o.length;g++){var m=o[g];if(!O.isTimeStampFrame(m)){var D=new E(s,d,"");D.value=m,this.id3Track.addCue(D)}}}}},A.onBufferFlushing=function(v,P){var w=P.startOffset,b=P.endOffset,E=P.type;if(!E||E==="audio"){var l=this.id3Track;l&&Object(I.removeCuesInRange)(l,w,b)}},R}();K.default=N},"./src/controller/latency-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return R});var H=L("./src/errors.ts"),I=L("./src/events.ts"),O=L("./src/utils/logger.ts");function B(A,f){for(var v=0;v<f.length;v++){var P=f[v];P.enumerable=P.enumerable||!1,P.configurable=!0,"value"in P&&(P.writable=!0),Object.defineProperty(A,P.key,P)}}function N(A,f,v){return f&&B(A.prototype,f),v&&B(A,v),A}var R=function(){function A(v){var P=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 P.timeupdate()},this.hls=v,this.config=v.config,this.registerListeners()}var f=A.prototype;return f.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},f.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)},f.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)},f.onMediaAttached=function(P,w){this.media=w.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},f.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},f.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},f.onLevelUpdated=function(P,w){var b=w.details;this.levelDetails=b,b.advanced&&this.timeupdate(),!b.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},f.onError=function(P,w){if(w.details!==H.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},f.timeupdate=function(){var P=this.media,w=this.levelDetails;if(!P||!w)return;this.currentTime=P.currentTime;var b=this.computeLatency();if(b===null)return;this._latency=b;var E=this.config,l=E.lowLatencyMode,o=E.maxLiveSyncPlaybackRate;if(!l||o===1)return;var s=this.targetLatency;if(s===null)return;var d=b-s,C=Math.min(this.maxLatency,s+w.targetduration),g=d<C;if(w.live&&g&&d>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),D=Math.round(2/(1+Math.exp(-.75*d-this.edgeStalled))*20)/20;P.playbackRate=Math.min(m,Math.max(1,D))}else P.playbackRate!==1&&P.playbackRate!==0&&(P.playbackRate=1)},f.estimateLiveEdge=function(){var P=this.levelDetails;return P===null?null:P.edge+P.age},f.computeLatency=function(){var P=this.estimateLiveEdge();return P===null?null:P-this.currentTime},N(A,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var P=this.config,w=this.levelDetails;return P.liveMaxLatencyDuration!==void 0?P.liveMaxLatencyDuration:w?P.liveMaxLatencyDurationCount*w.targetduration:0}},{key:"targetLatency",get:function(){var P=this.levelDetails;if(P===null)return null;var w=P.holdBack,b=P.partHoldBack,E=P.targetduration,l=this.config,o=l.liveSyncDuration,s=l.liveSyncDurationCount,d=l.lowLatencyMode,C=this.hls.userConfig,g=d&&b||w;(C.liveSyncDuration||C.liveSyncDurationCount||g===0)&&(g=o!==void 0?o:s*E);var m=E,D=1;return g+Math.min(this.stallCount*D,m)}},{key:"liveSyncPosition",get:function(){var P=this.estimateLiveEdge(),w=this.targetLatency,b=this.levelDetails;if(P===null||w===null||b===null)return null;var E=b.edge,l=P-w-this.edgeStalled,o=E-b.totalduration,s=E-(this.config.lowLatencyMode&&b.partTarget||b.targetduration);return Math.min(Math.max(o,l),s)}},{key:"drift",get:function(){var P=this.levelDetails;return P===null?1:P.drift}},{key:"edgeStalled",get:function(){var P=this.levelDetails;if(P===null)return 0;var w=(this.config.lowLatencyMode&&P.partTarget||P.targetduration)*3;return Math.max(P.age-w,0)}},{key:"forwardBufferLength",get:function(){var P=this.media,w=this.levelDetails;if(!P||!w)return 0;var b=P.buffered.length;return b?P.buffered.end(b-1):w.edge-this.currentTime}}]),A}()},"./src/controller/level-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return l});var H=L("./src/types/level.ts"),I=L("./src/events.ts"),O=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),N=L("./src/controller/level-helper.ts"),R=L("./src/controller/base-playlist-controller.ts"),A=L("./src/types/loader.ts");function f(){return f=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var d=arguments[s];for(var C in d)Object.prototype.hasOwnProperty.call(d,C)&&(o[C]=d[C])}return o},f.apply(this,arguments)}function v(o,s){for(var d=0;d<s.length;d++){var C=s[d];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(o,C.key,C)}}function P(o,s,d){return s&&v(o.prototype,s),d&&v(o,d),o}function w(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,b(o,s)}function b(o,s){return b=Object.setPrototypeOf||function(C,g){return C.__proto__=g,C},b(o,s)}var E=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),l=function(o){w(s,o);function s(C){var g;return g=o.call(this,C,"[level-controller]")||this,g._levels=[],g._firstLevel=-1,g._startLevel=void 0,g.currentLevelIndex=-1,g.manualLevelIndex=-1,g.onParsedComplete=void 0,g._registerListeners(),g}var d=s.prototype;return d._registerListeners=function(){var g=this.hls;g.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),g.on(I.Events.ERROR,this.onError,this)},d._unregisterListeners=function(){var g=this.hls;g.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),g.off(I.Events.ERROR,this.onError,this)},d.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},d.startLoad=function(){var g=this._levels;g.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},d.onManifestLoaded=function(g,m){var D=[],T=[],h=[],c,u={},a,x=!1,y=!1,p=!1;if(m.levels.forEach(function(W){var _=W.attrs;x=x||!!(W.width&&W.height),y=y||!!W.videoCodec,p=p||!!W.audioCodec,E&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var M=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=u[M],a?a.url.push(W.url):(a=new H.Level(W),u[M]=a,D.push(a)),_&&(_.AUDIO&&Object(N.addGroupId)(a,"audio",_.AUDIO),_.SUBTITLES&&Object(N.addGroupId)(a,"text",_.SUBTITLES))}),(x||y)&&p&&(D=D.filter(function(W){var _=W.videoCodec,M=W.width,G=W.height;return!!_||!!(M&&G)})),D=D.filter(function(W){var _=W.audioCodec,M=W.videoCodec;return(!_||Object(B.isCodecSupportedInMp4)(_,"audio"))&&(!M||Object(B.isCodecSupportedInMp4)(M,"video"))}),m.audioTracks&&(T=m.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(N.assignTrackIdsByGroup)(T)),m.subtitles&&(h=m.subtitles,Object(N.assignTrackIdsByGroup)(h)),D.length>0){c=D[0].bitrate,D.sort(function(W,_){return W.bitrate-_.bitrate}),this._levels=D;for(var k=0;k<D.length;k++)if(D[k].bitrate===c){this._firstLevel=k,this.log("manifest loaded, "+D.length+" level(s) found, first bitrate: "+c);break}var F=p&&!y,U={levels:D,audioTracks:T,subtitleTracks:h,firstLevel:this._firstLevel,stats:m.stats,audio:p,video:y,altAudio:!F&&T.some(function(W){return!!W.url})};this.hls.trigger(I.Events.MANIFEST_PARSED,U),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(I.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},d.onError=function(g,m){if(o.prototype.onError.call(this,g,m),m.fatal)return;var D=m.context,T=this._levels[this.currentLevelIndex];if(D&&(D.type===A.PlaylistContextType.AUDIO_TRACK&&T.audioGroupIds&&D.groupId===T.audioGroupIds[T.urlId]||D.type===A.PlaylistContextType.SUBTITLE_TRACK&&T.textGroupIds&&D.groupId===T.textGroupIds[T.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,u;switch(m.details){case O.ErrorDetails.FRAG_LOAD_ERROR:case O.ErrorDetails.FRAG_LOAD_TIMEOUT:case O.ErrorDetails.KEY_LOAD_ERROR:case O.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(u=m.frag.level)):u=m.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:D&&(D.deliveryDirectives&&(c=!1),u=D.level),h=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:u=m.level,h=!0;break}u!==void 0&&this.recoverLevel(m,u,h,c)},d.recoverLevel=function(g,m,D,T){var h=g.details,c=this._levels[m];if(c.loadError++,D){var u=this.retryLoadingOrFail(g);if(u)g.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(T){var a=c.url.length;if(a>1&&c.loadError<a)g.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var x=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==x&&this._levels[x].loadError===0&&(this.warn(h+": switch to "+x),g.levelRetry=!0,this.hls.nextAutoLevel=x)}}},d.redundantFailover=function(g){var m=this._levels[g],D=m.url.length;if(D>1){var T=(m.urlId+1)%D;this.warn("Switching to redundant URL-id "+T),this._levels.forEach(function(h){h.urlId=T}),this.level=g}},d.onFragLoaded=function(g,m){var D=m.frag;if(D!==void 0&&D.type===A.PlaylistLevelType.MAIN){var T=this._levels[D.level];T!==void 0&&(T.fragmentError=0,T.loadError=0)}},d.onLevelLoaded=function(g,m){var D,T=m.level,h=m.details,c=this._levels[T];if(!c){var u;this.warn("Invalid level index "+T),(u=m.deliveryDirectives)!==null&&u!==void 0&&u.skip&&(h.deltaUpdateFailed=!0);return}T===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(T,m,c.details)):(D=m.deliveryDirectives)!==null&&D!==void 0&&D.skip&&(h.deltaUpdateFailed=!0)},d.onAudioTrackSwitched=function(g,m){var D=this.hls.levels[this.currentLevelIndex];if(!D)return;if(D.audioGroupIds){for(var T=-1,h=this.hls.audioTracks[m.id].groupId,c=0;c<D.audioGroupIds.length;c++)if(D.audioGroupIds[c]===h){T=c;break}T!==D.urlId&&(D.urlId=T,this.startLoad())}},d.loadPlaylist=function(g){var m=this.currentLevelIndex,D=this._levels[m];if(this.canLoad&&D&&D.url.length>0){var T=D.urlId,h=D.url[T];if(g)try{h=g.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+m+(g?" at sn "+g.msn+" part "+g.part:"")+" with URL-id "+T+" "+h),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:h,level:m,id:T,deliveryDirectives:g||null})}},d.removeLevel=function(g,m){var D=function(c,u){return u!==m},T=this._levels.filter(function(h,c){return c!==g?!0:h.url.length>1&&m!==void 0?(h.url=h.url.filter(D),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(D)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(D)),h.urlId=0,!0):!1}).map(function(h,c){var u=h.details;return u!=null&&u.fragments&&u.fragments.forEach(function(a){a.level=c}),h});this._levels=T,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:T})},P(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(g){var m,D=this._levels;if(D.length===0)return;if(this.currentLevelIndex===g&&(m=D[g])!==null&&m!==void 0&&m.details)return;if(g<0||g>=D.length){var T=g<0;if(this.hls.trigger(I.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:g,fatal:T,reason:"invalid level idx"}),T)return;g=Math.min(g,D.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=D[h],u=D[g];this.log("switching to level "+g+" from "+h),this.currentLevelIndex=g;var a=f({},u,{level:g,maxBitrate:u.maxBitrate,uri:u.uri,urlId:u.urlId});delete a._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,a);var x=u.details;if(!x||x.live){var y=this.switchParams(u.uri,c==null?void 0:c.details);this.loadPlaylist(y)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(g){this.manualLevelIndex=g,this._startLevel===void 0&&(this._startLevel=g),g!==-1&&(this.level=g)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(g){this._firstLevel=g}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var g=this.hls.config.startLevel;return g!==void 0?g:this._firstLevel}else return this._startLevel},set:function(g){this._startLevel=g}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(g){this.level=g,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=g)}}]),s}(R.default)},"./src/controller/level-helper.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"addGroupId",function(){return O}),L.d(K,"assignTrackIdsByGroup",function(){return B}),L.d(K,"updatePTS",function(){return N}),L.d(K,"updateFragPTSDTS",function(){return A}),L.d(K,"mergeDetails",function(){return f}),L.d(K,"mapPartIntersection",function(){return v}),L.d(K,"mapFragmentIntersection",function(){return P}),L.d(K,"adjustSliding",function(){return w}),L.d(K,"addSliding",function(){return b}),L.d(K,"computeReloadInterval",function(){return E}),L.d(K,"getFragmentWithSN",function(){return l}),L.d(K,"getPartWith",function(){return o});var H=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts");function O(s,d,C){switch(d){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(C);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(C);break}}function B(s){var d={};s.forEach(function(C){var g=C.groupId||"";C.id=d[g]=d[g]||0,d[g]++})}function N(s,d,C){var g=s[d],m=s[C];R(g,m)}function R(s,d){var C=d.startPTS;if(Object(H.isFiniteNumber)(C)){var g=0,m;d.sn>s.sn?(g=C-s.start,m=s):(g=s.start-C,m=d),m.duration!==g&&(m.duration=g)}else if(d.sn>s.sn){var D=s.cc===d.cc;D&&s.minEndPTS?d.start=s.start+(s.minEndPTS-s.start):d.start=s.start+s.duration}else d.start=Math.max(s.start-d.duration,0)}function A(s,d,C,g,m,D){var T=g-C;T<=0&&(I.logger.warn("Fragment should have a positive duration",d),g=C+d.duration,D=m+d.duration);var h=C,c=g,u=d.startPTS,a=d.endPTS;if(Object(H.isFiniteNumber)(u)){var x=Math.abs(u-C);Object(H.isFiniteNumber)(d.deltaPTS)?d.deltaPTS=Math.max(x,d.deltaPTS):d.deltaPTS=x,h=Math.max(C,u),C=Math.min(C,u),m=Math.min(m,d.startDTS),c=Math.min(g,a),g=Math.max(g,a),D=Math.max(D,d.endDTS)}d.duration=g-C;var y=C-d.start;d.appendedPTS=g,d.start=d.startPTS=C,d.maxStartPTS=h,d.startDTS=m,d.endPTS=g,d.minEndPTS=c,d.endDTS=D;var p=d.sn;if(!s||p<s.startSN||p>s.endSN)return 0;var k,F=p-s.startSN,U=s.fragments;for(U[F]=d,k=F;k>0;k--)R(U[k],U[k-1]);for(k=F;k<U.length-1;k++)R(U[k],U[k+1]);return s.fragmentHint&&R(U[U.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,y}function f(s,d){for(var C=null,g=s.fragments,m=g.length-1;m>=0;m--){var D=g[m].initSegment;if(D){C=D;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var T=0,h;if(P(s,d,function(k,F){k.relurl&&(T=k.cc-F.cc),Object(H.isFiniteNumber)(k.startPTS)&&Object(H.isFiniteNumber)(k.endPTS)&&(F.start=F.startPTS=k.startPTS,F.startDTS=k.startDTS,F.appendedPTS=k.appendedPTS,F.maxStartPTS=k.maxStartPTS,F.endPTS=k.endPTS,F.endDTS=k.endDTS,F.minEndPTS=k.minEndPTS,F.duration=k.endPTS-k.startPTS,F.duration&&(h=F),d.PTSKnown=d.alignedSliding=!0),F.elementaryStreams=k.elementaryStreams,F.loader=k.loader,F.stats=k.stats,F.urlId=k.urlId,k.initSegment&&(F.initSegment=k.initSegment,C=k.initSegment)}),C){var c=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments;c.forEach(function(k){var F;(!k.initSegment||k.initSegment.relurl===((F=C)===null||F===void 0?void 0:F.relurl))&&(k.initSegment=C)})}if(d.skippedSegments&&(d.deltaUpdateFailed=d.fragments.some(function(k){return!k}),d.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var u=d.skippedSegments;u--;)d.fragments.shift();d.startSN=d.fragments[0].sn,d.startCC=d.fragments[0].cc}var a=d.fragments;if(T){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var x=0;x<a.length;x++)a[x].cc+=T}d.skippedSegments&&(d.startCC=d.fragments[0].cc),v(s.partList,d.partList,function(k,F){F.elementaryStreams=k.elementaryStreams,F.stats=k.stats}),h?A(d,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):w(s,d),a.length&&(d.totalduration=d.edge-a[0].start),d.driftStartTime=s.driftStartTime,d.driftStart=s.driftStart;var y=d.advancedDateTime;if(d.advanced&&y){var p=d.edge;d.driftStart||(d.driftStartTime=y,d.driftStart=p),d.driftEndTime=y,d.driftEnd=p}else d.driftEndTime=s.driftEndTime,d.driftEnd=s.driftEnd,d.advancedDateTime=s.advancedDateTime}function v(s,d,C){if(s&&d)for(var g=0,m=0,D=s.length;m<=D;m++){var T=s[m],h=d[m+g];T&&h&&T.index===h.index&&T.fragment.sn===h.fragment.sn?C(T,h):g--}}function P(s,d,C){for(var g=d.skippedSegments,m=Math.max(s.startSN,d.startSN)-d.startSN,D=(s.fragmentHint?1:0)+(g?d.endSN:Math.min(s.endSN,d.endSN))-d.startSN,T=d.startSN-s.startSN,h=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,u=m;u<=D;u++){var a=c[T+u],x=h[u];g&&!x&&u<g&&(x=d.fragments[u]=a),a&&x&&C(a,x)}}function w(s,d){var C=d.startSN+d.skippedSegments-s.startSN,g=s.fragments;if(C<0||C>=g.length)return;b(d,g[C].start)}function b(s,d){if(d){for(var C=s.fragments,g=s.skippedSegments;g<C.length;g++)C[g].start+=d;s.fragmentHint&&(s.fragmentHint.start+=d)}}function E(s,d){var C=1e3*s.levelTargetDuration,g=C/2,m=s.age,D=m>0&&m<C*3,T=d.loading.end-d.loading.start,h,c=s.availabilityDelay;if(s.updated===!1)if(D){var u=333*s.misses;h=Math.max(Math.min(g,T*2),u),s.availabilityDelay=(s.availabilityDelay||0)+h}else h=g;else D?(c=Math.min(c||C/2,m),s.availabilityDelay=c,h=c+C-m):h=C-T;return Math.round(h)}function l(s,d,C){if(!s||!s.details)return null;var g=s.details,m=g.fragments[d-g.startSN];return m||(m=g.fragmentHint,m&&m.sn===d?m:d<g.startSN&&C&&C.sn===d?C:null)}function o(s,d,C){if(!s||!s.details)return null;var g=s.details.partList;if(g)for(var m=g.length;m--;){var D=g[m];if(D.index===C&&D.fragment.sn===d)return D}return null}},"./src/controller/stream-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return g});var H=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),O=L("./src/is-supported.ts"),B=L("./src/events.ts"),N=L("./src/utils/buffer-helper.ts"),R=L("./src/controller/fragment-tracker.ts"),A=L("./src/types/loader.ts"),f=L("./src/loader/fragment.ts"),v=L("./src/demux/transmuxer-interface.ts"),P=L("./src/types/transmuxer.ts"),w=L("./src/controller/gap-controller.ts"),b=L("./src/errors.ts"),E=L("./src/utils/logger.ts");function l(m,D){for(var T=0;T<D.length;T++){var h=D[T];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function o(m,D,T){return D&&l(m.prototype,D),T&&l(m,T),m}function s(m,D){m.prototype=Object.create(D.prototype),m.prototype.constructor=m,d(m,D)}function d(m,D){return d=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},d(m,D)}var C=100,g=function(m){s(D,m);function D(h,c){var u;return u=m.call(this,h,c,"[stream-controller]")||this,u.audioCodecSwap=!1,u.gapController=null,u.level=-1,u._forceStartLoad=!1,u.altAudio=!1,u.audioOnly=!1,u.fragPlaying=null,u.onvplaying=null,u.onvseeked=null,u.fragLastKbps=0,u.stalled=!1,u.couldBacktrack=!1,u.audioCodecSwitch=!1,u.videoBuffer=null,u._registerListeners(),u}var T=D.prototype;return T._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)},T._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)},T.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},T.startLoad=function(c){if(this.levels){var u=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(C),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var x=a.startLevel;x===-1&&(a.config.testBandwidth?(x=0,this.bitrateTest=!0):x=a.nextAutoLevel),this.level=a.nextLoadLevel=x,this.loadedmetadata=!1}u>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+u.toFixed(3)),c=u),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},T.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},T.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var c,u=this.levels,a=this.level,x=u==null||((c=u[a])===null||c===void 0)?void 0:c.details;if(x&&(!x.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(x))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var y,p=self.performance.now(),k=this.retryDate;(!k||p>=k||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},T.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},T.doTickIdle=function(){var c,u,a=this.hls,x=this.levelLastLoaded,y=this.levels,p=this.media,k=a.config,F=a.nextLoadLevel;if(x===null||!p&&(this.startFragRequested||!k.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!y||!y[F])return;var U=y[F];this.level=a.nextLoadLevel=F;var W=U.details;if(!W||this.state===I.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=I.State.WAITING_LEVEL;return}var _=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:p,A.PlaylistLevelType.MAIN);if(_===null)return;var M=_.len,G=this.getMaxBufferLength(U.maxBitrate);if(M>=G)return;if(this._streamEnded(_,W)){var Y={};this.altAudio&&(Y.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,Y),this.state=I.State.ENDED;return}var Z=_.end,ne=this.getNextFragment(Z,W);if(this.couldBacktrack&&!this.fragPrevious&&ne&&ne.sn!=="initSegment"){var be=ne.sn-W.startSN;be>1&&(ne=W.fragments[be-1],this.fragmentTracker.removeFragment(ne))}if(ne&&this.fragmentTracker.getState(ne)===R.FragmentState.OK&&this.nextLoadPosition>Z){var me=this.audioOnly&&!this.altAudio?f.ElementaryStreamTypes.AUDIO:f.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(p,me,A.PlaylistLevelType.MAIN),ne=this.getNextFragment(this.nextLoadPosition,W)}if(!ne)return;ne.initSegment&&!ne.initSegment.data&&!this.bitrateTest&&(ne=ne.initSegment),((c=ne.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((u=ne.decryptdata)!==null&&u!==void 0&&u.key)?this.loadKey(ne,W):this.loadFragment(ne,W,Z)},T.loadFragment=function(c,u,a){var x,y=this.fragmentTracker.getState(c);if(this.fragCurrent=c,y===R.FragmentState.BACKTRACKED){var p=this.fragmentTracker.getBacktrackData(c);if(p){this._handleFragmentLoadProgress(p),this._handleFragmentLoadComplete(p);return}else y=R.FragmentState.NOT_LOADED}y===R.FragmentState.NOT_LOADED||y===R.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,m.prototype.loadFragment.call(this,c,u,a)):y===R.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((x=this.media)===null||x===void 0?void 0:x.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},T.getAppendedFrag=function(c){var u=this.fragmentTracker.getAppendedFrag(c,A.PlaylistLevelType.MAIN);return u&&"fragment"in u?u.fragment:u},T.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,A.PlaylistLevelType.MAIN)},T.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},T.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},T.nextLevelSwitch=function(){var c=this.levels,u=this.media;if(u!=null&&u.readyState){var a,x=this.getAppendedFrag(u.currentTime);if(x&&x.start>1&&this.flushMainBuffer(0,x.start-1),!u.paused&&c){var y=this.hls.nextLoadLevel,p=c[y],k=this.fragLastKbps;k&&this.fragCurrent?a=this.fragCurrent.duration*p.maxBitrate/(1e3*k)+1:a=0}else a=0;var F=this.getBufferedFrag(u.currentTime+a);if(F){var U=this.followingBufferedFrag(F);if(U){this.abortCurrentFrag();var W=U.maxStartPTS?U.maxStartPTS:U.start,_=U.duration,M=Math.max(F.end,W+Math.min(Math.max(_-this.config.maxFragLookUpTolerance,_*.5),_*.75));this.flushMainBuffer(M,Number.POSITIVE_INFINITY)}}}},T.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()},T.flushMainBuffer=function(c,u){m.prototype.flushMainBuffer.call(this,c,u,this.altAudio?"video":null)},T.onMediaAttached=function(c,u){m.prototype.onMediaAttached.call(this,c,u);var a=u.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 w.default(this.config,a,this.fragmentTracker,this.hls)},T.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),m.prototype.onMediaDetaching.call(this)},T.onMediaPlaying=function(){this.tick()},T.onMediaSeeked=function(){var c=this.media,u=c?c.currentTime:null;Object(H.isFiniteNumber)(u)&&this.log("Media seeked to "+u.toFixed(3)),this.tick()},T.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},T.onManifestParsed=function(c,u){var a=!1,x=!1,y;u.levels.forEach(function(p){y=p.audioCodec,y&&(y.indexOf("mp4a.40.2")!==-1&&(a=!0),y.indexOf("mp4a.40.5")!==-1&&(x=!0))}),this.audioCodecSwitch=a&&x&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=u.levels,this.startFragRequested=!1},T.onLevelLoading=function(c,u){var a=this.levels;if(!a||this.state!==I.State.IDLE)return;var x=a[u.level];(!x.details||x.details.live&&this.levelLastLoaded!==u.level||this.waitForCdnTuneIn(x.details))&&(this.state=I.State.WAITING_LEVEL)},T.onLevelLoaded=function(c,u){var a,x=this.levels,y=u.level,p=u.details,k=p.totalduration;if(!x){this.warn("Levels were reset while loading level "+y);return}this.log("Level "+y+" loaded ["+p.startSN+","+p.endSN+"], cc ["+p.startCC+", "+p.endCC+"] duration:"+k);var F=this.fragCurrent;F&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==u.level&&F.loader&&(this.state=I.State.IDLE,F.loader.abort()));var U=x[y],W=0;if(p.live||(a=U.details)!==null&&a!==void 0&&a.live){if(p.fragments[0]||(p.deltaUpdateFailed=!0),p.deltaUpdateFailed)return;W=this.alignPlaylists(p,U.details)}if(U.details=p,this.levelLastLoaded=y,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:p,level:y}),this.state===I.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(p))return;this.state=I.State.IDLE}this.startFragRequested?p.live&&this.synchronizeToLiveEdge(p):this.setStartPosition(p,W),this.tick()},T._handleFragmentLoadProgress=function(c){var u,a=c.frag,x=c.part,y=c.payload,p=this.levels;if(!p){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var k=p[a.level],F=k.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var U=k.videoCodec,W=F.PTSKnown||!F.live,_=(u=a.initSegment)===null||u===void 0?void 0:u.data,M=this._getAudioCodec(k),G=this.transmuxer=this.transmuxer||new v.default(this.hls,A.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Y=x?x.index:-1,Z=Y!==-1,ne=new P.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,y.byteLength,Y,Z),be=this.initPTS[a.cc];G.push(y,_,M,U,a,x,F.totalduration,W,ne,be)},T.onAudioTrackSwitching=function(c,u){var a=this.altAudio,x=!!u.url,y=u.id;if(!x){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var p=this.fragCurrent;p!=null&&p.loader&&(this.log("Switching to main audio track, cancel main fragment load"),p.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var k=this.hls;a&&k.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),k.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:y})}},T.onAudioTrackSwitched=function(c,u){var a=u.id,x=!!this.hls.audioTracks[a].url;if(x){var y=this.videoBuffer;y&&this.mediaBuffer!==y&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=y)}this.altAudio=x,this.tick()},T.onBufferCreated=function(c,u){var a=u.tracks,x,y,p=!1;for(var k in a){var F=a[k];if(F.id==="main"){if(y=k,x=F,k==="video"){var U=a[k];U&&(this.videoBuffer=U.buffer)}}else p=!0}p&&x?(this.log("Alternate track found, use "+y+".buffered to schedule main fragment loading"),this.mediaBuffer=x.buffer):this.mediaBuffer=this.media},T.onFragBuffered=function(c,u){var a=u.frag,x=u.part;if(a&&a.type!==A.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(x?" p: "+x.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 y=x?x.stats:a.stats;this.fragLastKbps=Math.round(8*y.total/(y.buffering.end-y.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,x)},T.onError=function(c,u){switch(u.details){case b.ErrorDetails.FRAG_LOAD_ERROR:case b.ErrorDetails.FRAG_LOAD_TIMEOUT:case b.ErrorDetails.KEY_LOAD_ERROR:case b.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(A.PlaylistLevelType.MAIN,u);break;case b.ErrorDetails.LEVEL_LOAD_ERROR:case b.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(u.fatal?(this.warn(""+u.details),this.state=I.State.ERROR):!u.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case b.ErrorDetails.BUFFER_FULL_ERROR:if(u.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var a=!0,x=this.getFwdBufferInfo(this.media,A.PlaylistLevelType.MAIN);x&&x.len>.5&&(a=!this.reduceMaxBufferLength(x.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},T.checkBuffer=function(){var c=this.media,u=this.gapController;if(!c||!u||!c.readyState)return;var a=N.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):u.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},T.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},T.onBufferFlushed=function(c,u){var a=u.type;if(a!==f.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var x=(a===f.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(x,a,A.PlaylistLevelType.MAIN)}},T.onLevelsUpdated=function(c,u){this.levels=u.levels},T.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},T.seekToStartPos=function(){var c=this.media,u=c.currentTime,a=this.startPosition;if(a>=0&&u<a){if(c.seeking){E.logger.log("could not seek to "+a+", already seeking at "+u);return}var x=N.BufferHelper.getBuffered(c),y=x.length?x.start(0):0,p=y-a;p>0&&(p<this.config.maxBufferHole||p<this.config.maxFragLookUpTolerance)&&(E.logger.log("adjusting start position by "+p+" to match buffer start"),a+=p,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+u),c.currentTime=a}},T._getAudioCodec=function(c){var u=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&u&&(this.log("Swapping audio codec"),u.indexOf("mp4a.40.5")!==-1?u="mp4a.40.2":u="mp4a.40.5"),u},T._loadBitrateTestFrag=function(c){var u=this;this._doFragLoad(c).then(function(a){var x=u.hls;if(!a||x.nextLoadLevel||u.fragContextChanged(c))return;u.fragLoadError=0,u.state=I.State.IDLE,u.startFragRequested=!1,u.bitrateTest=!1;var y=c.stats;y.parsing.start=y.parsing.end=y.buffering.start=y.buffering.end=self.performance.now(),x.trigger(B.Events.FRAG_LOADED,a)})},T._handleTransmuxComplete=function(c){var u,a="main",x=this.hls,y=c.remuxResult,p=c.chunkMeta,k=this.getCurrentContext(p);if(!k){this.warn("The loading context changed while buffering fragment "+p.sn+" of level "+p.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(p.level);return}var F=k.frag,U=k.part,W=k.level,_=y.video,M=y.text,G=y.id3,Y=y.initSegment,Z=this.altAudio?void 0:y.audio;if(this.fragContextChanged(F))return;if(this.state=I.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,F,p),x.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:Y.tracks}));var ne=Y.initPTS,be=Y.timescale;Object(H.isFiniteNumber)(ne)&&(this.initPTS[F.cc]=ne,x.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:ne,timescale:be}))}if(_&&y.independent!==!1){if(W.details){var me=_.startPTS,pe=_.endPTS,ue=_.startDTS,fe=_.endDTS;if(U)U.elementaryStreams[_.type]={startPTS:me,endPTS:pe,startDTS:ue,endDTS:fe};else if(_.firstKeyFrame&&_.independent&&(this.couldBacktrack=!0),_.dropped&&_.independent){var ie=this.getLoadPosition()+this.config.maxBufferHole;if(ie<me){this.backtrack(F);return}F.setElementaryStreamInfo(_.type,F.start,pe,F.start,fe,!0)}F.setElementaryStreamInfo(_.type,me,pe,ue,fe),this.bufferFragmentData(_,F,U,p)}}else if(y.independent===!1){this.backtrack(F);return}if(Z){var he=Z.startPTS,$=Z.endPTS,ae=Z.startDTS,ee=Z.endDTS;U&&(U.elementaryStreams[f.ElementaryStreamTypes.AUDIO]={startPTS:he,endPTS:$,startDTS:ae,endDTS:ee}),F.setElementaryStreamInfo(f.ElementaryStreamTypes.AUDIO,he,$,ae,ee),this.bufferFragmentData(Z,F,U,p)}if(G!=null&&(u=G.samples)!==null&&u!==void 0&&u.length){var Ee={frag:F,id:a,samples:G.samples};x.trigger(B.Events.FRAG_PARSING_METADATA,Ee)}if(M){var Ce={frag:F,id:a,samples:M.samples};x.trigger(B.Events.FRAG_PARSING_USERDATA,Ce)}},T._bufferInitSegment=function(c,u,a,x){var y=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!u.audio&&!u.video,this.altAudio&&!this.audioOnly&&delete u.audio;var p=u.audio,k=u.video,F=u.audiovideo;if(p){var U=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(U&&(U.indexOf("mp4a.40.5")!==-1?U="mp4a.40.2":U="mp4a.40.5"),p.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(U="mp4a.40.5")),W.indexOf("android")!==-1&&p.container!=="audio/mpeg"&&(U="mp4a.40.2",this.log("Android: force audio codec to "+U)),c.audioCodec&&c.audioCodec!==U&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+U+'"'),p.levelCodec=U,p.id="main",this.log("Init audio buffer, container:"+p.container+", codecs[selected/level/parsed]=["+(U||"")+"/"+(c.audioCodec||"")+"/"+p.codec+"]")}k&&(k.levelCodec=c.videoCodec,k.id="main",this.log("Init video buffer, container:"+k.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+k.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,u),Object.keys(u).forEach(function(_){var M=u[_],G=M.initSegment;G!=null&&G.byteLength&&y.hls.trigger(B.Events.BUFFER_APPENDING,{type:_,data:G,frag:a,part:null,chunkMeta:x,parent:a.type})}),this.tick()},T.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var u=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,u?this.resetFragmentLoading(c):this.state=I.State.BACKTRACKING},T.checkFragmentChanged=function(){var c=this.media,u=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(N.BufferHelper.isBuffered(c,a)?u=this.getAppendedFrag(a):N.BufferHelper.isBuffered(c,a+.1)&&(u=this.getAppendedFrag(a+.1)),u){var x=this.fragPlaying,y=u.level;(!x||u.sn!==x.sn||x.level!==y||u.urlId!==x.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:u}),(!x||x.level!==y)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:y}),this.fragPlaying=u)}}},o(D,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var u=this.getAppendedFrag(c.currentTime);if(u)return u.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var u=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(u)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),D}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"SubtitleStreamController",function(){return s});var H=L("./src/events.ts"),I=L("./src/utils/logger.ts"),O=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),N=L("./src/utils/discontinuities.ts"),R=L("./src/controller/level-helper.ts"),A=L("./src/controller/fragment-tracker.ts"),f=L("./src/controller/base-stream-controller.ts"),v=L("./src/types/loader.ts"),P=L("./src/types/level.ts");function w(d,C){for(var g=0;g<C.length;g++){var m=C[g];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(d,m.key,m)}}function b(d,C,g){return C&&w(d.prototype,C),g&&w(d,g),d}function E(d,C){d.prototype=Object.create(C.prototype),d.prototype.constructor=d,l(d,C)}function l(d,C){return l=Object.setPrototypeOf||function(m,D){return m.__proto__=D,m},l(d,C)}var o=500,s=function(d){E(C,d);function C(m,D){var T;return T=d.call(this,m,D,"[subtitle-stream-controller]")||this,T.levels=[],T.currentTrackId=-1,T.tracksBuffered=[],T.mainDetails=null,T._registerListeners(),T}var g=C.prototype;return g.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},g._registerListeners=function(){var D=this.hls;D.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),D.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),D.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),D.on(H.Events.LEVEL_LOADED,this.onLevelLoaded,this),D.on(H.Events.ERROR,this.onError,this),D.on(H.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),D.on(H.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),D.on(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),D.on(H.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),D.on(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g._unregisterListeners=function(){var D=this.hls;D.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),D.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),D.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),D.off(H.Events.LEVEL_LOADED,this.onLevelLoaded,this),D.off(H.Events.ERROR,this.onError,this),D.off(H.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),D.off(H.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),D.off(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),D.off(H.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),D.off(H.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g.startLoad=function(){this.stopLoad(),this.state=f.State.IDLE,this.setInterval(o),this.tick()},g.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},g.onLevelLoaded=function(D,T){this.mainDetails=T.details},g.onSubtitleFragProcessed=function(D,T){var h=T.frag,c=T.success;if(this.fragPrevious=h,this.state=f.State.IDLE,!c)return;var u=this.tracksBuffered[this.currentTrackId];if(!u)return;for(var a,x=h.start,y=0;y<u.length;y++)if(x>=u[y].start&&x<=u[y].end){a=u[y];break}var p=h.start+h.duration;a?a.end=p:(a={start:x,end:p},u.push(a)),this.fragmentTracker.fragBuffered(h)},g.onBufferFlushing=function(D,T){var h=T.startOffset,c=T.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var u=this.currentTrackId,a=this.levels;if(!a.length||!a[u]||!a[u].details)return;var x=a[u].details,y=x.targetduration,p=c-y;if(p<=0)return;T.endOffsetSubtitles=Math.max(0,p),this.tracksBuffered.forEach(function(k){for(var F=0;F<k.length;){if(k[F].end<=p){k.shift();continue}else if(k[F].start<p)k[F].start=p;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,p,v.PlaylistLevelType.SUBTITLE)}},g.onError=function(D,T){var h,c=T.frag;if(!c||c.type!==v.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=f.State.IDLE},g.onSubtitleTracksUpdated=function(D,T){var h=this,c=T.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(u){return new P.Level(u)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(u){h.tracksBuffered[u.id]=[]}),this.mediaBuffer=null},g.onSubtitleTrackSwitch=function(D,T){if(this.currentTrackId=T.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)},g.onSubtitleTrackLoaded=function(D,T){var h,c=T.details,u=T.id,a=this.currentTrackId,x=this.levels;if(!x.length)return;var y=x[a];if(u>=x.length||u!==a||!y)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=y.details)!==null&&h!==void 0&&h.live){var p=this.mainDetails;if(c.deltaUpdateFailed||!p)return;var k=p.fragments[0];if(!y.details)c.hasProgramDateTime&&p.hasProgramDateTime?Object(N.alignMediaPlaylistByPDT)(c,p):k&&Object(R.addSliding)(c,k.start);else{var F=this.alignPlaylists(c,y.details);F===0&&k&&Object(R.addSliding)(c,k.start)}}if(y.details=c,this.levelLastLoaded=u,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===f.State.IDLE){var U=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);U||(this.warn("Subtitle playlist not aligned with playback"),y.details=void 0)}},g._handleFragmentLoadComplete=function(D){var T=D.frag,h=D.payload,c=T.decryptdata,u=this.hls;if(this.fragContextChanged(T))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(x){var y=performance.now();u.trigger(H.Events.FRAG_DECRYPTED,{frag:T,payload:x,stats:{tstart:a,tdecrypt:y}})})}},g.doTick=function(){if(!this.media){this.state=f.State.IDLE;return}if(this.state===f.State.IDLE){var D,T=this.currentTrackId,h=this.levels;if(!h.length||!h[T]||!h[T].details)return;var c=h[T].details,u=c.targetduration,a=this.config,x=this.media,y=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,x.currentTime-u,a.maxBufferHole),p=y.end,k=y.len,F=this.getMaxBufferLength()+u;if(k>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var U=c.fragments,W=U.length,_=c.edge,M,G=this.fragPrevious;if(p<_){var Y=a.maxFragLookUpTolerance;G&&c.hasProgramDateTime&&(M=Object(B.findFragmentByPDT)(U,G.endProgramDateTime,Y)),M||(M=Object(B.findFragmentByPTS)(G,U,p,Y),!M&&G&&G.start<U[0].start&&(M=U[0]))}else M=U[W-1];(D=M)!==null&&D!==void 0&&D.encrypted?(I.logger.log("Loading key for "+M.sn),this.state=f.State.KEY_LOADING,this.hls.trigger(H.Events.KEY_LOADING,{frag:M})):M&&this.fragmentTracker.getState(M)===A.FragmentState.NOT_LOADED&&this.loadFragment(M,c,p)}},g.loadFragment=function(D,T,h){this.fragCurrent=D,d.prototype.loadFragment.call(this,D,T,h)},b(C,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),C}(f.default)},"./src/controller/subtitle-track-controller.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),O=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(w,b){for(var E=0;E<b.length;E++){var l=b[E];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(w,l.key,l)}}function R(w,b,E){return b&&N(w.prototype,b),E&&N(w,E),w}function A(w,b){w.prototype=Object.create(b.prototype),w.prototype.constructor=w,f(w,b)}function f(w,b){return f=Object.setPrototypeOf||function(l,o){return l.__proto__=o,l},f(w,b)}var v=function(w){A(b,w);function b(l){var o;return o=w.call(this,l,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var E=b.prototype;return E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,w.prototype.destroy.call(this)},E.registerListeners=function(){var o=this.hls;o.on(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(H.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(H.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var o=this.hls;o.off(H.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(H.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(H.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(H.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(H.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(H.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(H.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(H.Events.ERROR,this.onError,this)},E.onMediaAttached=function(o,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},E.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},E.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=P(this.media.textTracks);o.forEach(function(s){Object(I.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},E.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},E.onSubtitleTrackLoaded=function(o,s){var d=s.id,C=s.details,g=this.trackId,m=this.tracksInGroup[g];if(!m){this.warn("Invalid subtitle track id "+d);return}var D=m.details;m.details=s.details,this.log("subtitle track "+d+" loaded ["+C.startSN+"-"+C.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,s,D))},E.onLevelLoading=function(o,s){this.switchLevel(s.level)},E.onLevelSwitching=function(o,s){this.switchLevel(s.level)},E.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var d=s.textGroupIds[s.urlId];if(this.groupId!==d){var C=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,g=this.tracks.filter(function(T){return!d||T.groupId===d});this.tracksInGroup=g;var m=this.findTrackId(C==null?void 0:C.name)||this.findTrackId();this.groupId=d;var D={subtitleTracks:g};this.log("Updating subtitle tracks, "+g.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(H.Events.SUBTITLE_TRACKS_UPDATED,D),m!==-1&&this.setSubtitleTrack(m,C)}},E.findTrackId=function(o){for(var s=this.tracksInGroup,d=0;d<s.length;d++){var C=s[d];if((!this.selectDefaultTrack||C.default)&&(!o||o===C.name))return C.id}return-1},E.onError=function(o,s){if(w.prototype.onError.call(this,o,s),s.fatal||!s.context)return;s.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},E.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var d=s.id,C=s.groupId,g=s.url;if(o)try{g=o.addDirectives(g)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+d),this.hls.trigger(H.Events.SUBTITLE_TRACK_LOADING,{url:g,id:d,groupId:C,deliveryDirectives:o||null})}},E.toggleTrackModes=function(o){var s=this,d=this.media,C=this.subtitleDisplay,g=this.trackId;if(!d)return;var m=P(d.textTracks),D=m.filter(function(c){return c.groupId===s.groupId});if(o===-1)[].slice.call(m).forEach(function(c){c.mode="disabled"});else{var T=D[g];T&&(T.mode="disabled")}var h=D[o];h&&(h.mode=C?"showing":"hidden")},E.setSubtitleTrack=function(o,s){var d,C=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(d=C[o])!==null&&d!==void 0&&d.details)||o<-1||o>=C.length)return;this.clearTimer();var g=C[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,g){var m=g.id,D=g.groupId,T=D===void 0?"":D,h=g.name,c=g.type,u=g.url;this.hls.trigger(H.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:T,name:h,type:c,url:u});var a=this.switchParams(g.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(H.Events.SUBTITLE_TRACK_SWITCH,{id:o})},E.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=P(this.media.textTracks),d=0;d<s.length;d++)if(s[d].mode==="hidden")o=d;else if(s[d].mode==="showing"){o=d;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},R(b,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,s)}}]),b}(O.default);function P(w){for(var b=[],E=0;E<w.length;E++){var l=w[E];l.kind==="subtitles"&&l.label&&b.push(w[E])}return b}K.default=v},"./src/controller/timeline-controller.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"TimelineController",function(){return P});var H=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),O=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),N=L("./src/utils/webvtt-parser.ts"),R=L("./src/utils/texttrack-utils.ts"),A=L("./src/utils/imsc1-ttml-parser.ts"),f=L("./src/types/loader.ts"),v=L("./src/utils/logger.ts"),P=function(){function l(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var d=new B.default(this,"textTrack1"),C=new B.default(this,"textTrack2"),g=new B.default(this,"textTrack3"),m=new B.default(this,"textTrack4");this.cea608Parser1=new O.default(1,d,C),this.cea608Parser2=new O.default(3,g,m)}s.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(I.Events.FRAG_LOADING,this.onFragLoading,this),s.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=l.prototype;return o.destroy=function(){var d=this.hls;d.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.off(I.Events.FRAG_LOADING,this.onFragLoading,this),d.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(d,C,g,m,D){for(var T=!1,h=D.length;h--;){var c=D[h],u=b(c[0],c[1],C,g);if(u>=0&&(c[0]=Math.min(c[0],C),c[1]=Math.max(c[1],g),T=!0,u/(g-C)>.5))return}if(T||D.push([C,g]),this.config.renderTextTracksNatively){var a=this.captionsTracks[d];this.Cues.newCue(a,C,g,m)}else{var x=this.Cues.newCue(null,C,g,m);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:x,track:d})}},o.onInitPtsFound=function(d,C){var g=this,m=C.frag,D=C.id,T=C.initPTS,h=C.timescale,c=this.unparsedVttFrags;D==="main"&&(this.initPTS[m.cc]=T,this.timescale[m.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(u){g.onFragLoaded(I.Events.FRAG_LOADED,u)}))},o.getExistingTrack=function(d){var C=this.media;if(C)for(var g=0;g<C.textTracks.length;g++){var m=C.textTracks[g];if(m[d])return m}return null},o.createCaptionsTrack=function(d){this.config.renderTextTracksNatively?this.createNativeTrack(d):this.createNonNativeTrack(d)},o.createNativeTrack=function(d){if(this.captionsTracks[d])return;var C=this.captionsProperties,g=this.captionsTracks,m=this.media,D=C[d],T=D.label,h=D.languageCode,c=this.getExistingTrack(d);if(c)g[d]=c,Object(R.clearCurrentCues)(g[d]),Object(R.sendAddTrackEvent)(g[d],m);else{var u=this.createTextTrack("captions",T,h);u&&(u[d]=!0,g[d]=u)}},o.createNonNativeTrack=function(d){if(this.nonNativeCaptionsTracks[d])return;var C=this.captionsProperties[d];if(!C)return;var g=C.label,m={_id:d,label:g,kind:"captions",default:C.media?!!C.media.default:!1,closedCaptions:C.media};this.nonNativeCaptionsTracks[d]=m,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(d,C,g){var m=this.media;return m?m.addTextTrack(d,C,g):void 0},o.onMediaAttaching=function(d,C){this.media=C.media,this._cleanTracks()},o.onMediaDetaching=function(){var d=this.captionsTracks;Object.keys(d).forEach(function(C){Object(R.clearCurrentCues)(d[C]),delete d[C]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var d=this.media;if(!d)return;var C=d.textTracks;if(C)for(var g=0;g<C.length;g++)Object(R.clearCurrentCues)(C[g])},o.onSubtitleTracksUpdated=function(d,C){var g=this;this.textTracks=[];var m=C.subtitleTracks||[],D=m.some(function(u){return u.textCodec===A.IMSC1_CODEC});if(this.config.enableWebVTT||D&&this.config.enableIMSC1){var T=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(u,a){var x;if(a<h.length){for(var y=null,p=0;p<h.length;p++)if(w(h[p],u)){y=h[p];break}y&&(x=y)}x?Object(R.clearCurrentCues)(x):(x=g.createTextTrack("subtitles",u.name,u.lang),x&&(x.mode="disabled")),x&&(x.groupId=u.groupId,g.textTracks.push(x))})}else if(!T&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(u){return{label:u.name,kind:u.type.toLowerCase(),default:u.default,subtitleTrack:u}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(d,C){var g=this;this.config.enableCEA708Captions&&C.captions&&C.captions.forEach(function(m){var D=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!D)return;var T="textTrack"+D[1],h=g.captionsProperties[T];if(!h)return;h.label=m.name,m.lang&&(h.languageCode=m.lang),h.media=m})},o.onFragLoading=function(d,C){var g=this.cea608Parser1,m=this.cea608Parser2,D=this.lastSn,T=this.lastPartIndex;if(!this.enabled||!(g&&m))return;if(C.frag.type===f.PlaylistLevelType.MAIN){var h,c,u=C.frag.sn,a=(h=C==null||((c=C.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;u===D+1||u===D&&a===T+1||(g.reset(),m.reset()),this.lastSn=u,this.lastPartIndex=a}},o.onFragLoaded=function(d,C){var g=C.frag,m=C.payload,D=this.initPTS,T=this.unparsedVttFrags;if(g.type===f.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(H.isFiniteNumber)(D[g.cc])){T.push(C),D.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Missing initial subtitle PTS")});return}var h=g.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=this.tracks[g.level],u=this.vttCCs;u[g.cc]||(u[g.cc]={start:g.start,prevCC:this.prevCC,new:!0},this.prevCC=g.cc),c&&c.textCodec===A.IMSC1_CODEC?this._parseIMSC1(g,m):this._parseVTTs(g,m,u)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(d,C){var g=this,m=this.hls;Object(A.parseIMSC1)(C,this.initPTS[d.cc],this.timescale[d.cc],function(D){g._appendCues(D,d.level),m.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(D){v.logger.log("Failed to parse IMSC1: "+D),m.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:D})})},o._parseVTTs=function(d,C,g){var m=this,D=this.hls;Object(N.parseWebVTT)(C,this.initPTS[d.cc],this.timescale[d.cc],g,d.cc,d.start,function(T){m._appendCues(T,d.level),D.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(T){m._fallbackToIMSC1(d,C),v.logger.log("Failed to parse VTT cue: "+T),D.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:T})})},o._fallbackToIMSC1=function(d,C){var g=this,m=this.tracks[d.level];m.textCodec||Object(A.parseIMSC1)(C,this.initPTS[d.cc],this.timescale[d.cc],function(){m.textCodec=A.IMSC1_CODEC,g._parseIMSC1(d,C)},function(){m.textCodec="wvtt"})},o._appendCues=function(d,C){var g=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[C];if(m.mode==="disabled")return;d.forEach(function(h){return Object(R.addCueToTrack)(m,h)})}else{var D=this.tracks[C],T=D.default?"default":"subtitles"+C;g.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:d,track:T})}},o.onFragDecrypted=function(d,C){var g=C.frag;if(g.type===f.PlaylistLevelType.SUBTITLE){if(!Object(H.isFiniteNumber)(this.initPTS[g.cc])){this.unparsedVttFrags.push(C);return}this.onFragLoaded(I.Events.FRAG_LOADED,C)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(d,C){var g=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(g&&m))return;for(var D=0;D<C.samples.length;D++){var T=C.samples[D].bytes;if(T){var h=this.extractCea608Data(T);g.addData(C.samples[D].pts,h[0]),m.addData(C.samples[D].pts,h[1])}}},o.onBufferFlushing=function(d,C){var g=C.startOffset,m=C.endOffset,D=C.endOffsetSubtitles,T=C.type,h=this.media;if(!h||h.currentTime<m)return;if(!T||T==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(R.removeCuesInRange)(c[a],g,m)})}if(this.config.renderTextTracksNatively&&(g===0&&D!==void 0)){var u=this.textTracks;Object.keys(u).forEach(function(a){return Object(R.removeCuesInRange)(u[a],g,D)})}},o.extractCea608Data=function(d){for(var C=d[0]&31,g=2,m=[[],[]],D=0;D<C;D++){var T=d[g++],h=127&d[g++],c=127&d[g++],u=(4&T)!==0,a=3&T;if(h===0&&c===0)continue;u&&((a===0||a===1)&&(m[a].push(h),m[a].push(c)))}return m},l}();function w(l,o){return l&&l.label===o.name&&!(l.textTrack1||l.textTrack2)}function b(l,o,s,d){return Math.min(o,d)-Math.max(l,s)}function E(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return H});var H=function(){function I(B,N){this.subtle=void 0,this.aesIV=void 0,this.subtle=B,this.aesIV=N}var O=I.prototype;return O.decrypt=function(N,R){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},R,N)},I}()},"./src/crypt/aes-decryptor.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"removePadding",function(){return I}),L.d(K,"default",function(){return O});var H=L("./src/utils/typed-array.ts");function I(B){var N=B.byteLength,R=N&&new DataView(B.buffer).getUint8(N-1);return R?Object(H.sliceUint8)(B,0,N-R):B}var O=function(){function B(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var N=B.prototype;return N.uint8ArrayToUint32Array_=function(A){for(var f=new DataView(A),v=new Uint32Array(4),P=0;P<4;P++)v[P]=f.getUint32(P*4);return v},N.initTable=function(){var A=this.sBox,f=this.invSBox,v=this.subMix,P=v[0],w=v[1],b=v[2],E=v[3],l=this.invSubMix,o=l[0],s=l[1],d=l[2],C=l[3],g=new Uint32Array(256),m=0,D=0,T=0;for(T=0;T<256;T++)T<128?g[T]=T<<1:g[T]=T<<1^283;for(T=0;T<256;T++){var h=D^D<<1^D<<2^D<<3^D<<4;h=h>>>8^h&255^99,A[m]=h,f[h]=m;var c=g[m],u=g[c],a=g[u],x=g[h]*257^h*16843008;P[m]=x<<24|x>>>8,w[m]=x<<16|x>>>16,b[m]=x<<8|x>>>24,E[m]=x,x=a*16843009^u*65537^c*257^m*16843008,o[h]=x<<24|x>>>8,s[h]=x<<16|x>>>16,d[h]=x<<8|x>>>24,C[h]=x,m?(m=c^g[g[g[a^c]]],D^=g[g[D]]):m=D=1}},N.expandKey=function(A){for(var f=this.uint8ArrayToUint32Array_(A),v=!0,P=0;P<f.length&&v;)v=f[P]===this.key[P],P++;if(v)return;this.key=f;var w=this.keySize=f.length;if(w!==4&&w!==6&&w!==8)throw new Error("Invalid aes key size="+w);var b=this.ksRows=(w+6+1)*4,E,l,o=this.keySchedule=new Uint32Array(b),s=this.invKeySchedule=new Uint32Array(b),d=this.sBox,C=this.rcon,g=this.invSubMix,m=g[0],D=g[1],T=g[2],h=g[3],c,u;for(E=0;E<b;E++){if(E<w){c=o[E]=f[E];continue}u=c,E%w===0?(u=u<<8|u>>>24,u=d[u>>>24]<<24|d[u>>>16&255]<<16|d[u>>>8&255]<<8|d[u&255],u^=C[E/w|0]<<24):w>6&&E%w===4&&(u=d[u>>>24]<<24|d[u>>>16&255]<<16|d[u>>>8&255]<<8|d[u&255]),o[E]=c=(o[E-w]^u)>>>0}for(l=0;l<b;l++)E=b-l,l&3?u=o[E]:u=o[E-4],l<4||E<=4?s[l]=u:s[l]=m[d[u>>>24]]^D[d[u>>>16&255]]^T[d[u>>>8&255]]^h[d[u&255]],s[l]=s[l]>>>0},N.networkToHostOrderSwap=function(A){return A<<24|(A&65280)<<8|(A&16711680)>>8|A>>>24},N.decrypt=function(A,f,v){for(var P=this.keySize+6,w=this.invKeySchedule,b=this.invSBox,E=this.invSubMix,l=E[0],o=E[1],s=E[2],d=E[3],C=this.uint8ArrayToUint32Array_(v),g=C[0],m=C[1],D=C[2],T=C[3],h=new Int32Array(A),c=new Int32Array(h.length),u,a,x,y,p,k,F,U,W,_,M,G,Y,Z,ne=this.networkToHostOrderSwap;f<h.length;){for(W=ne(h[f]),_=ne(h[f+1]),M=ne(h[f+2]),G=ne(h[f+3]),p=W^w[0],k=G^w[1],F=M^w[2],U=_^w[3],Y=4,Z=1;Z<P;Z++)u=l[p>>>24]^o[k>>16&255]^s[F>>8&255]^d[U&255]^w[Y],a=l[k>>>24]^o[F>>16&255]^s[U>>8&255]^d[p&255]^w[Y+1],x=l[F>>>24]^o[U>>16&255]^s[p>>8&255]^d[k&255]^w[Y+2],y=l[U>>>24]^o[p>>16&255]^s[k>>8&255]^d[F&255]^w[Y+3],p=u,k=a,F=x,U=y,Y=Y+4;u=b[p>>>24]<<24^b[k>>16&255]<<16^b[F>>8&255]<<8^b[U&255]^w[Y],a=b[k>>>24]<<24^b[F>>16&255]<<16^b[U>>8&255]<<8^b[p&255]^w[Y+1],x=b[F>>>24]<<24^b[U>>16&255]<<16^b[p>>8&255]<<8^b[k&255]^w[Y+2],y=b[U>>>24]<<24^b[p>>16&255]<<16^b[k>>8&255]<<8^b[F&255]^w[Y+3],c[f]=ne(u^g),c[f+1]=ne(y^m),c[f+2]=ne(x^D),c[f+3]=ne(a^T),g=W,m=_,D=M,T=G,f=f+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return f});var H=L("./src/crypt/aes-crypto.ts"),I=L("./src/crypt/fast-aes-key.ts"),O=L("./src/crypt/aes-decryptor.ts"),B=L("./src/utils/logger.ts"),N=L("./src/utils/mp4-tools.ts"),R=L("./src/utils/typed-array.ts"),A=16,f=function(){function v(w,b,E){var l=E===void 0?{}:E,o=l.removePKCS7Padding,s=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=w,this.config=b,this.removePKCS7Padding=s,s)try{var d=self.crypto;d&&(this.subtle=d.subtle||d.webkitSubtle)}catch(C){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var P=v.prototype;return P.destroy=function(){this.observer=null},P.isSync=function(){return this.config.enableSoftwareAES},P.flush=function(){var b=this.currentResult;if(!b){this.reset();return}var E=new Uint8Array(b);return this.reset(),this.removePKCS7Padding?Object(O.removePadding)(E):E},P.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},P.decrypt=function(b,E,l,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(b),E,l);var s=this.flush();s&&o(s.buffer)}else this.webCryptoDecrypt(new Uint8Array(b),E,l).then(o)},P.softwareDecrypt=function(b,E,l){var o=this.currentIV,s=this.currentResult,d=this.remainderData;this.logOnce("JS AES decrypt"),d&&(b=Object(N.appendUint8Array)(d,b),this.remainderData=null);var C=this.getValidChunk(b);if(!C.length)return null;o&&(l=o);var g=this.softwareDecrypter;g||(g=this.softwareDecrypter=new O.default),g.expandKey(E);var m=s;return this.currentResult=g.decrypt(C.buffer,0,l),this.currentIV=Object(R.sliceUint8)(C,-16).buffer,m||null},P.webCryptoDecrypt=function(b,E,l){var o=this,s=this.subtle;return(this.key!==E||!this.fastAesKey)&&(this.key=E,this.fastAesKey=new I.default(s,E)),this.fastAesKey.expandKey().then(function(d){if(!s)return Promise.reject(new Error("web crypto not initialized"));var C=new H.default(s,l);return C.decrypt(b.buffer,d)}).catch(function(d){return o.onWebCryptoError(d,b,E,l)})},P.onWebCryptoError=function(b,E,l,o){return B.logger.warn("[decrypter.ts]: WebCrypto Error, disable WebCrypto API:",b),this.config.enableSoftwareAES=!0,this.logEnabled=!0,this.softwareDecrypt(E,l,o)},P.getValidChunk=function(b){var E=b,l=b.length-b.length%A;return l!==b.length&&(E=Object(R.sliceUint8)(b,0,l),this.remainderData=Object(R.sliceUint8)(b,l)),E},P.logOnce=function(b){if(!this.logEnabled)return;B.logger.log("[decrypter.ts]: "+b),this.logEnabled=!1},v}()},"./src/crypt/fast-aes-key.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return H});var H=function(){function I(B,N){this.subtle=void 0,this.key=void 0,this.subtle=B,this.key=N}var O=I.prototype;return O.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},I}()},"./src/demux/aacdemuxer.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/demux/base-audio-demuxer.ts"),I=L("./src/demux/adts.ts"),O=L("./src/utils/logger.ts"),B=L("./src/demux/id3.ts");function N(f,v){f.prototype=Object.create(v.prototype),f.prototype.constructor=f,R(f,v)}function R(f,v){return R=Object.setPrototypeOf||function(w,b){return w.__proto__=b,w},R(f,v)}var A=function(f){N(v,f);function v(w,b){var E;return E=f.call(this)||this,E.observer=void 0,E.config=void 0,E.observer=w,E.config=b,E}var P=v.prototype;return P.resetInitSegment=function(b,E,l){f.prototype.resetInitSegment.call(this,b,E,l),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:b,duration:l,inputTimeScale:9e4,dropped:0}},v.probe=function(b){if(!b)return!1;for(var E=B.getID3Data(b,0)||[],l=E.length,o=b.length;l<o;l++)if(I.probe(b,l))return O.logger.log("ADTS 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m,D,T,h,c=navigator.userAgent.toLowerCase(),u=g,a=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];m=((d[C+2]&192)>>>6)+1;var x=(d[C+2]&60)>>>2;if(x>a.length-1){s.trigger(O.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+x});return}return T=(d[C+2]&1)<<2,T|=(d[C+3]&192)>>>6,H.logger.log("manifest codec:"+g+", ADTS type:"+m+", samplingIndex:"+x),/firefox/i.test(c)?x>=6?(m=5,h=new Array(4),D=x-3):(m=2,h=new Array(2),D=x):c.indexOf("android")!==-1?(m=2,h=new Array(2),D=x):(m=5,h=new Array(4),g&&(g.indexOf("mp4a.40.29")!==-1||g.indexOf("mp4a.40.5")!==-1)||!g&&x>=6?D=x-3:((g&&g.indexOf("mp4a.40.2")!==-1&&(x>=6&&T===1||/vivaldi/i.test(c))||!g&&T===1)&&(m=2,h=new Array(2)),D=x)),h[0]=m<<3,h[0]|=(x&14)>>1,h[1]|=(x&1)<<7,h[1]|=T<<3,m===5&&(h[1]|=(D&14)>>1,h[2]=(D&1)<<7,h[2]|=2<<2,h[3]=0),{config:h,samplerate:a[x],channelCount:T,codec:"mp4a.40."+m,manifestCodec:u}}function N(s,d){return s[d]===255&&(s[d+1]&246)===240}function R(s,d){return s[d+1]&1?7:9}function A(s,d){return(s[d+3]&3)<<11|s[d+4]<<3|(s[d+5]&224)>>>5}function f(s,d){return d+5<s.length}function v(s,d){return d+1<s.length&&N(s,d)}function P(s,d){return f(s,d)&&N(s,d)&&A(s,d)<=s.length-d}function w(s,d){if(v(s,d)){var C=R(s,d);if(d+C>=s.length)return!1;var g=A(s,d);if(g<=C)return!1;var m=d+g;return m===s.length||v(s,m)}return!1}function b(s,d,C,g,m){if(!s.samplerate){var D=B(d,C,g,m);if(!D)return;s.config=D.config,s.samplerate=D.samplerate,s.channelCount=D.channelCount,s.codec=D.codec,s.manifestCodec=D.manifestCodec,H.logger.log("parsed codec:"+s.codec+", rate:"+D.samplerate+", channels:"+D.channelCount)}}function E(s){return 1024*9e4/s}function l(s,d,C,g,m){var D=R(s,d),T=A(s,d);if(T-=D,T>0){var h=C+g*m;return{headerLength:D,frameLength:T,stamp:h}}}function o(s,d,C,g,m){var D=E(s.samplerate),T=l(d,C,g,m,D);if(T){var h=T.frameLength,c=T.headerLength,u=T.stamp,a=c+h,x=Math.max(0,C+a-d.length),y;x?(y=new 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E=I.getID3Data(w,0),l=E?E.length:0,o,s,d=this._audioTrack,C=this._id3Track,g=E?I.getTimeStamp(E):void 0,m=w.length;for((this.frameIndex===0||this.initPTS===null)&&(this.initPTS=A(g,b)),E&&E.length>0&&C.samples.push({pts:this.initPTS,dts:this.initPTS,data:E}),s=this.initPTS;l<m;){if(this.canParse(w,l)){var D=this.appendFrame(d,w,l);D?(this.frameIndex++,s=D.sample.pts,l+=D.length,o=l):l=m}else I.canParse(w,l)?(E=I.getID3Data(w,l),C.samples.push({pts:s,dts:s,data:E}),l+=E.length,o=l):l++;if(l===m&&o!==m){var T=Object(N.sliceUint8)(w,o);this.cachedData?this.cachedData=Object(B.appendUint8Array)(this.cachedData,T):this.cachedData=T}}return{audioTrack:d,avcTrack:Object(O.dummyTrack)(),id3Track:C,textTrack:Object(O.dummyTrack)()}},v.demuxSampleAes=function(w,b,E){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},v.flush=function(w){var b=this.cachedData;return 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Worker!="undefined"){N.logger.log("demuxing in webworker");var h;try{h=this.worker=H("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),h.addEventListener("message",this.onwmsg),h.onerror=function(c){l.trigger(O.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+"  ("+c.filename+":"+c.lineno+")")})},h.postMessage({cmd:"init",typeSupported:D,vendor:T,id:o,config:JSON.stringify(g)})}catch(c){N.logger.warn("Error in worker:",c),N.logger.error("Error while initializing DemuxerWorker, fallback to inline"),h&&self.URL.revokeObjectURL(h.objectURL),this.transmuxer=new B.default(this.observer,D,g,T,o),this.worker=null}}else this.transmuxer=new B.default(this.observer,D,g,T,o)}var E=b.prototype;return E.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var s=this.transmuxer;s&&(s.destroy(),this.transmuxer=null)}var d=this.observer;d&&d.removeAllListeners(),this.observer=null},E.push=function(o,s,d,C,g,m,D,T,h,c){var u=this;h.transmuxing.start=self.performance.now();var a=this.transmuxer,x=this.worker,y=m?m.start:g.start,p=g.decryptdata,k=this.frag,F=!(k&&g.cc===k.cc),U=!(k&&h.level===k.level),W=k?h.sn-k.sn:-1,_=this.part?h.part-this.part.index:1,M=!U&&(W===1||W===0&&_===1),G=self.performance.now();(U||W||g.stats.parsing.start===0)&&(g.stats.parsing.start=G),m&&(_||!M)&&(m.stats.parsing.start=G);var Y=new B.TransmuxState(F,M,T,U,y);if(!M||F){N.logger.log("[transmuxer-interface, "+g.type+"]: Starting new transmux session for sn: "+h.sn+" p: "+h.part+" level: "+h.level+" id: "+h.id+`
        discontinuity: `+F+`
        trackSwitch: `+U+`
        contiguous: `+M+`
        accurateTimeOffset: `+T+`
        timeOffset: `+y);var Z=new B.TransmuxConfig(d,C,s,D,c);this.configureTransmuxer(Z)}if(this.frag=g,this.part=m,x)x.postMessage({cmd:"demux",data:o,decryptdata:p,chunkMeta:h,state:Y},o instanceof ArrayBuffer?[o]:[]);else if(a){var ne=a.push(o,p,h,Y);Object(B.isPromise)(ne)?ne.then(function(be){u.handleTransmuxComplete(be)}):this.handleTransmuxComplete(ne)}},E.flush=function(o){var s=this;o.transmuxing.start=self.performance.now();var d=this.transmuxer,C=this.worker;if(C)C.postMessage({cmd:"flush",chunkMeta:o});else if(d){var g=d.flush(o);Object(B.isPromise)(g)?g.then(function(m){s.handleFlushResult(m,o)}):this.handleFlushResult(g,o)}},E.handleFlushResult=function(o,s){var d=this;o.forEach(function(C){d.handleTransmuxComplete(C)}),this.onFlush(s)},E.onWorkerMessage=function(o){var s=o.data,d=this.hls;switch(s.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(s.data);break}case"flush":{this.onFlush(s.data);break}default:{s.data=s.data||{},s.data.frag=this.frag,s.data.id=this.id,d.trigger(s.event,s.data);break}}},E.configureTransmuxer=function(o){var s=this.worker,d=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):d&&d.configure(o)},E.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},b}()},"./src/demux/transmuxer-worker.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return R});var H=L("./src/demux/transmuxer.ts"),I=L("./src/events.ts"),O=L("./src/utils/logger.ts"),B=L("./node_modules/eventemitter3/index.js"),N=L.n(B);function R(w){var b=new B.EventEmitter,E=function(o,s){w.postMessage({event:o,data:s})};b.on(I.Events.FRAG_DECRYPTED,E),b.on(I.Events.ERROR,E),w.addEventListener("message",function(l){var o=l.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);w.transmuxer=new H.default(b,o.typeSupported,s,o.vendor,o.id),Object(O.enableLogs)(s.debug),E("init",null);break}case"configure":{w.transmuxer.configure(o.config);break}case"demux":{var d=w.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(H.isPromise)(d)?d.then(function(m){A(w,m)}):A(w,d);break}case"flush":{var C=o.chunkMeta,g=w.transmuxer.flush(C);Object(H.isPromise)(g)?g.then(function(m){v(w,m,C)}):v(w,g,C);break}default:break}})}function A(w,b){if(P(b.remuxResult))return;var E=[],l=b.remuxResult,o=l.audio,s=l.video;o&&f(E,o),s&&f(E,s),w.postMessage({event:"transmuxComplete",data:b},E)}function f(w,b){b.data1&&w.push(b.data1.buffer),b.data2&&w.push(b.data2.buffer)}function v(w,b,E){b.forEach(function(l){A(w,l)}),w.postMessage({event:"flush",data:E})}function P(w){return!w.audio&&!w.video&&!w.text&&!w.id3&&!w.initSegment}},"./src/demux/transmuxer.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return s}),L.d(K,"isPromise",function(){return g}),L.d(K,"TransmuxConfig",function(){return m}),L.d(K,"TransmuxState",function(){return D});var H=L("./src/events.ts"),I=L("./src/errors.ts"),O=L("./src/crypt/decrypter.ts"),B=L("./src/demux/aacdemuxer.ts"),N=L("./src/demux/mp4demuxer.ts"),R=L("./src/demux/tsdemuxer.ts"),A=L("./src/demux/mp3demuxer.ts"),f=L("./src/remux/mp4-remuxer.ts"),v=L("./src/remux/passthrough-remuxer.ts"),P=L("./src/demux/chunk-cache.ts"),w=L("./src/utils/mp4-tools.ts"),b=L("./src/utils/logger.ts"),E;try{E=self.performance.now.bind(self.performance)}catch(T){b.logger.debug("Unable to use Performance API on this environment"),E=self.Date.now}var l=[{demux:R.default,remux:f.default},{demux:N.default,remux:v.default},{demux:B.default,remux:f.default},{demux:A.default,remux:f.default}],o=1024;l.forEach(function(T){var h=T.demux;o=Math.max(o,h.minProbeByteLength)});var s=function(){function T(c,u,a,x,y){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 P.default,this.observer=c,this.typeSupported=u,this.config=a,this.vendor=x,this.id=y}var h=T.prototype;return h.configure=function(u){this.transmuxConfig=u,this.decrypter&&this.decrypter.reset()},h.push=function(u,a,x,y){var p=this,k=x.transmuxing;k.executeStart=E();var F=new Uint8Array(u),U=this.cache,W=this.config,_=this.currentTransmuxState,M=this.transmuxConfig;y&&(this.currentTransmuxState=y);var G=d(F,a);if(G&&G.method==="AES-128"){var Y=this.getDecrypter();if(W.enableSoftwareAES){var Z=Y.softwareDecrypt(F,G.key.buffer,G.iv.buffer);if(!Z)return k.executeEnd=E(),C(x);F=new Uint8Array(Z)}else return this.decryptionPromise=Y.webCryptoDecrypt(F,G.key.buffer,G.iv.buffer).then(function(Se){var De=p.push(Se,null,x);return p.decryptionPromise=null,De}),this.decryptionPromise}var ne=y||_,be=ne.contiguous,me=ne.discontinuity,pe=ne.trackSwitch,ue=ne.accurateTimeOffset,fe=ne.timeOffset,ie=M.audioCodec,he=M.videoCodec,$=M.defaultInitPts,ae=M.duration,ee=M.initSegmentData;if((me||pe)&&this.resetInitSegment(ee,ie,he,ae),me&&this.resetInitialTimestamp($),be||this.resetContiguity(),this.needsProbing(F,me,pe)){if(U.dataLength){var Ee=U.flush();F=Object(w.appendUint8Array)(Ee,F)}this.configureTransmuxer(F,M)}var Ce=this.transmux(F,G,fe,ue,x),ve=this.currentTransmuxState;return ve.contiguous=!0,ve.discontinuity=!1,ve.trackSwitch=!1,k.executeEnd=E(),Ce},h.flush=function(u){var a=this,x=u.transmuxing;x.executeStart=E();var y=this.decrypter,p=this.cache,k=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(u)});var U=[],W=k.timeOffset;if(y){var _=y.flush();_&&U.push(this.push(_,null,u))}var M=p.dataLength;p.reset();var G=this.demuxer,Y=this.remuxer;if(!G||!Y)return M>=o&&this.observer.emit(H.Events.ERROR,H.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),x.executeEnd=E(),[C(u)];var Z=G.flush(W);return g(Z)?Z.then(function(ne){return a.flushRemux(U,ne,u),U}):(this.flushRemux(U,Z,u),U)},h.flushRemux=function(u,a,x){var y=a.audioTrack,p=a.avcTrack,k=a.id3Track,F=a.textTrack,U=this.currentTransmuxState,W=U.accurateTimeOffset,_=U.timeOffset;b.logger.log("[transmuxer.ts]: Flushed fragment "+x.sn+(x.part>-1?" p: "+x.part:"")+" of level "+x.level);var M=this.remuxer.remux(y,p,k,F,_,W,!0,this.id);u.push({remuxResult:M,chunkMeta:x}),x.transmuxing.executeEnd=E()},h.resetInitialTimestamp=function(u){var a=this.demuxer,x=this.remuxer;if(!a||!x)return;a.resetTimeStamp(u),x.resetTimeStamp(u)},h.resetContiguity=function(){var u=this.demuxer,a=this.remuxer;if(!u||!a)return;u.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(u,a,x,y){var p=this.demuxer,k=this.remuxer;if(!p||!k)return;p.resetInitSegment(a,x,y),k.resetInitSegment(u,a,x)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(u,a,x,y,p){var k;return a&&a.method==="SAMPLE-AES"?k=this.transmuxSampleAes(u,a,x,y,p):k=this.transmuxUnencrypted(u,x,y,p),k},h.transmuxUnencrypted=function(u,a,x,y){var p=this.demuxer.demux(u,a,!1,!this.config.progressive),k=p.audioTrack,F=p.avcTrack,U=p.id3Track,W=p.textTrack,_=this.remuxer.remux(k,F,U,W,a,x,!1,this.id);return{remuxResult:_,chunkMeta:y}},h.transmuxSampleAes=function(u,a,x,y,p){var k=this;return this.demuxer.demuxSampleAes(u,a,x).then(function(F){var U=k.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,x,y,!1,k.id);return{remuxResult:U,chunkMeta:p}})},h.configureTransmuxer=function(u,a){for(var x=this.config,y=this.observer,p=this.typeSupported,k=this.vendor,F=a.audioCodec,U=a.defaultInitPts,W=a.duration,_=a.initSegmentData,M=a.videoCodec,G,Y=0,Z=l.length;Y<Z;Y++)if(l[Y].demux.probe(u)){G=l[Y];break}G||(b.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),G={demux:N.default,remux:v.default});var ne=this.demuxer,be=this.remuxer,me=G.remux,pe=G.demux;(!be||!(be instanceof me))&&(this.remuxer=new me(y,x,p,k)),(!ne||!(ne instanceof pe))&&(this.demuxer=new pe(y,x,p),this.probe=pe.probe),this.resetInitSegment(_,F,M,W),this.resetInitialTimestamp(U)},h.needsProbing=function(u,a,x){return!this.demuxer||!this.remuxer||a||x},h.getDecrypter=function(){var u=this.decrypter;return u||(u=this.decrypter=new O.default(this.observer,this.config)),u},T}();function d(T,h){var c=null;return T.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var C=function(h){return{remuxResult:{},chunkMeta:h}};function g(T){return"then"in T&&T.then instanceof Function}var m=function(h,c,u,a,x){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=u,this.duration=a,this.defaultInitPts=x},D=function(h,c,u,a,x){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=u,this.trackSwitch=a,this.timeOffset=x}},"./src/demux/tsdemuxer.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"discardEPB",function(){return C});var H=L("./src/demux/adts.ts"),I=L("./src/demux/mpegaudio.ts"),O=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),N=L("./src/demux/sample-aes.ts"),R=L("./src/events.ts"),A=L("./src/utils/mp4-tools.ts"),f=L("./src/utils/logger.ts"),v=L("./src/errors.ts"),P={video:1,audio:2,id3:3,text:4},w=function(){function g(D,T,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=D,this.config=T,this.typeSupported=h}g.probe=function(T){var h=g.syncOffset(T);return h<0?!1:(h&&f.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},g.syncOffset=function(T){for(var h=Math.min(1e3,T.length-3*188),c=0;c<h;){if(T[c]===71&&T[c+188]===71&&T[c+2*188]===71)return c;c++}return-1},g.createTrack=function(T,h){return{container:T==="video"||T==="audio"?"video/mp2t":void 0,type:T,id:P[T],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:T==="audio"?h:void 0}};var m=g.prototype;return m.resetInitSegment=function(T,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=g.createTrack("video",c),this._audioTrack=g.createTrack("audio",c),this._id3Track=g.createTrack("id3",c),this._txtTrack=g.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=T,this.videoCodec=h,this._duration=c},m.resetTimeStamp=function(){},m.resetContiguity=function(){var T=this._audioTrack,h=this._avcTrack,c=this._id3Track;T&&(T.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(T,h,c,u){c===void 0&&(c=!1),u===void 0&&(u=!1),c||(this.sampleAes=null);var a,x=this._avcTrack,y=this._audioTrack,p=this._id3Track,k=x.pid,F=x.pesData,U=y.pid,W=p.pid,_=y.pesData,M=p.pesData,G=!1,Y=this.pmtParsed,Z=this._pmtId,ne=T.length;if(this.remainderData&&(T=Object(A.appendUint8Array)(this.remainderData,T),ne=T.length,this.remainderData=null),ne<188&&!u)return this.remainderData=T,{audioTrack:y,avcTrack:x,id3Track:p,textTrack:this._txtTrack};var be=Math.max(0,g.syncOffset(T));ne-=(ne+be)%188,ne<T.byteLength&&!u&&(this.remainderData=new Uint8Array(T.buffer,ne,T.buffer.byteLength-ne));for(var me=be;me<ne;me+=188)if(T[me]===71){var pe=!!(T[me+1]&64),ue=((T[me+1]&31)<<8)+T[me+2],fe=(T[me+3]&48)>>4,ie=void 0;if(fe>1){if(ie=me+5+T[me+4],ie===me+188)continue}else ie=me+4;switch(ue){case k:pe&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(T.subarray(ie,me+188)),F.size+=me+188-ie);break;case U:pe&&(_&&(a=o(_))&&(y.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),_={data:[],size:0}),_&&(_.data.push(T.subarray(ie,me+188)),_.size+=me+188-ie);break;case W:pe&&(M&&(a=o(M))&&this.parseID3PES(a),M={data:[],size:0}),M&&(M.data.push(T.subarray(ie,me+188)),M.size+=me+188-ie);break;case 0:pe&&(ie+=T[ie]+1),Z=this._pmtId=E(T,ie);break;case Z:{pe&&(ie+=T[ie]+1);var he=l(T,ie,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);k=he.avc,k>0&&(x.pid=k),U=he.audio,U>0&&(y.pid=U,y.isAAC=he.isAAC),W=he.id3,W>0&&(p.pid=W),G&&!Y&&(f.logger.log("reparse from beginning"),G=!1,me=be-188),Y=this.pmtParsed=!0;break}case 17:case 8191:break;default:G=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:v.ErrorTypes.MEDIA_ERROR,details:v.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});x.pesData=F,y.pesData=_,p.pesData=M;var $={audioTrack:y,avcTrack:x,id3Track:p,textTrack:this._txtTrack};return u&&this.extractRemainingSamples($),$},m.flush=function(){var T=this.remainderData;this.remainderData=null;var h;return T?h=this.demux(T,-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},m.extractRemainingSamples=function(T){var h=T.audioTrack,c=T.avcTrack,u=T.id3Track,a=c.pesData,x=h.pesData,y=u.pesData,p;a&&(p=o(a))?(this.parseAVCPES(p,!0),c.pesData=null):c.pesData=a,x&&(p=o(x))?(h.isAAC?this.parseAACPES(p):this.parseMPEGPES(p),h.pesData=null):(x!=null&&x.size&&f.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=x),y&&(p=o(y))?(this.parseID3PES(p),u.pesData=null):u.pesData=y},m.demuxSampleAes=function(T,h,c){var u=this.demux(T,c,!0,!this.config.progressive),a=this.sampleAes=new N.default(this.observer,this.config,h);return this.decrypt(u,a)},m.decrypt=function(T,h){return new Promise(function(c){var u=T.audioTrack,a=T.avcTrack;u.samples&&u.isAAC?h.decryptAacSamples(u.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(T)}):c(T)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(T)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(T,h){var c=this,u=this._avcTrack,a=this.parseAVCNALu(T.data),x=!1,y=this.avcSample,p,k=!1;T.data=null,y&&a.length&&!u.audFound&&(s(y,u),y=this.avcSample=b(!1,T.pts,T.dts,"")),a.forEach(function(F){switch(F.type){case 1:{p=!0,y||(y=c.avcSample=b(!0,T.pts,T.dts,"")),x&&(y.debug+="NDR "),y.frame=!0;var U=F.data;if(k&&U.length>4){var W=new O.default(U).readSliceType();(W===2||W===4||W===7||W===9)&&(y.key=!0)}break}case 5:p=!0,y||(y=c.avcSample=b(!0,T.pts,T.dts,"")),x&&(y.debug+="IDR "),y.key=!0,y.frame=!0;break;case 6:{p=!0,x&&y&&(y.debug+="SEI ");var _=new O.default(C(F.data));_.readUByte();for(var M=0,G=0,Y=!1,Z=0;!Y&&_.bytesAvailable>1;){M=0;do Z=_.readUByte(),M+=Z;while(Z===255);G=0;do Z=_.readUByte(),G+=Z;while(Z===255);if(M===4&&_.bytesAvailable!==0){Y=!0;var ne=_.readUByte();if(ne===181){var be=_.readUShort();if(be===49){var me=_.readUInt();if(me===1195456820){var pe=_.readUByte();if(pe===3){for(var ue=_.readUByte(),fe=_.readUByte(),ie=31&ue,he=[ue,fe],$=0;$<ie;$++)he.push(_.readUByte()),he.push(_.readUByte()),he.push(_.readUByte());d(c._txtTrack.samples,{type:3,pts:T.pts,bytes:he})}}}}}else if(M===5&&_.bytesAvailable!==0){if(Y=!0,G>16){for(var ae=[],ee=0;ee<16;ee++)ae.push(_.readUByte().toString(16)),(ee===3||ee===5||ee===7||ee===9)&&ae.push("-");for(var Ee=G-16,Ce=new Uint8Array(Ee),ve=0;ve<Ee;ve++)Ce[ve]=_.readUByte();d(c._txtTrack.samples,{pts:T.pts,payloadType:M,uuid:ae.join(""),userData:Object(B.utf8ArrayToStr)(Ce),userDataBytes:Ce})}}else if(G<_.bytesAvailable)for(var Se=0;Se<G;Se++)_.readUByte()}break}case 7:if(p=!0,k=!0,x&&y&&(y.debug+="SPS "),!u.sps){var De=new O.default(F.data),_e=De.readSPS();u.width=_e.width,u.height=_e.height,u.pixelRatio=_e.pixelRatio,u.sps=[F.data],u.duration=c._duration;for(var ke=F.data.subarray(1,4),Re="avc1.",Ae=0;Ae<3;Ae++){var Ue=ke[Ae].toString(16);Ue.length<2&&(Ue="0"+Ue),Re+=Ue}u.codec=Re}break;case 8:p=!0,x&&y&&(y.debug+="PPS "),u.pps||(u.pps=[F.data]);break;case 9:p=!1,u.audFound=!0,y&&s(y,u),y=c.avcSample=b(!1,T.pts,T.dts,x?"AUD ":"");break;case 12:p=!1;break;default:p=!1,y&&(y.debug+="unknown NAL "+F.type+" ");break}if(y&&p){var Ye=y.units;Ye.push(F)}}),h&&y&&(s(y,u),this.avcSample=null)},m.getLastNalUnit=function(){var T,h=this.avcSample,c;if(!h||h.units.length===0){var u=this._avcTrack.samples;h=u[u.length-1]}if((T=h)!==null&&T!==void 0&&T.units){var a=h.units;c=a[a.length-1]}return c},m.parseAVCNALu=function(T){var h=T.byteLength,c=this._avcTrack,u=c.naluState||0,a=u,x=[],y=0,p,k,F,U=-1,W=0;for(u===-1&&(U=0,W=T[0]&31,u=0,y=1);y<h;){if(p=T[y++],!u){u=p?0:1;continue}if(u===1){u=p?0:2;continue}if(!p)u=3;else if(p===1){if(U>=0){var _={data:T.subarray(U,y-u-1),type:W};x.push(_)}else{var M=this.getLastNalUnit();if(M&&(a&&y<=4-a&&(M.state&&(M.data=M.data.subarray(0,M.data.byteLength-a))),k=y-u-1,k>0)){var G=new Uint8Array(M.data.byteLength+k);G.set(M.data,0),G.set(T.subarray(0,k),M.data.byteLength),M.data=G,M.state=0}}y<h?(F=T[y]&31,U=y,W=F,u=0):u=-1}else u=0}if(U>=0&&u>=0){var Y={data:T.subarray(U,h),type:W,state:u};x.push(Y)}if(x.length===0){var Z=this.getLastNalUnit();if(Z){var ne=new Uint8Array(Z.data.byteLength+T.byteLength);ne.set(Z.data,0),ne.set(T,Z.data.byteLength),Z.data=ne}}return c.naluState=u,x},m.parseAACPES=function(T){var h=0,c=this._audioTrack,u=this.aacOverFlow,a=T.data;if(u){this.aacOverFlow=null;var x=u.sample.unit.byteLength,y=Math.min(u.missing,x),p=x-y;u.sample.unit.set(a.subarray(0,y),p),c.samples.push(u.sample),h=u.missing}var k,F;for(k=h,F=a.length;k<F-1&&!H.isHeader(a,k);k++);if(k!==h){var U,W;if(k<F-1?(U="AAC PES did not start with ADTS header,offset:"+k,W=!1):(U="no ADTS header found in AAC PES",W=!0),f.logger.warn("parsing error:"+U),this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:v.ErrorTypes.MEDIA_ERROR,details:v.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:U}),W)return}H.initTrackConfig(c,this.observer,a,k,this.audioCodec);var _;if(T.pts!==void 0)_=T.pts;else if(u){var M=H.getFrameDuration(c.samplerate);_=u.sample.pts+M}else{f.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var G=0;k<F;)if(H.isHeader(a,k)){if(k+5<F){var Y=H.appendFrame(c,a,k,_,G);if(Y)if(Y.missing)this.aacOverFlow=Y;else{k+=Y.length,G++;continue}}break}else k++},m.parseMPEGPES=function(T){var h=T.data,c=h.length,u=0,a=0,x=T.pts;if(x===void 0){f.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(I.isHeader(h,a)){var y=I.appendFrame(this._audioTrack,h,a,x,u);if(y)a+=y.length,u++;else break}else a++},m.parseID3PES=function(T){if(T.pts===void 0){f.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(T)},g}();w.minProbeByteLength=188;function b(g,m,D,T){return{key:g,frame:!1,pts:m,dts:D,units:[],debug:T,length:0}}function E(g,m){return(g[m+10]&31)<<8|g[m+11]}function l(g,m,D,T){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(g[m+1]&15)<<8|g[m+2],u=m+3+c-4,a=(g[m+10]&15)<<8|g[m+11];for(m+=12+a;m<u;){var x=(g[m+1]&31)<<8|g[m+2];switch(g[m]){case 207:if(!T){f.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=x);break;case 21:h.id3===-1&&(h.id3=x);break;case 219:if(!T){f.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=x);break;case 3:case 4:D?h.audio===-1&&(h.audio=x,h.isAAC=!1):f.logger.log("MPEG audio found, not supported in this browser");break;case 36:f.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((g[m+3]&15)<<8|g[m+4])+5}return h}function o(g){var m=0,D,T,h,c,u,a=g.data;if(!g||g.size===0)return null;for(;a[0].length<19&&a.length>1;){var x=new Uint8Array(a[0].length+a[1].length);x.set(a[0]),x.set(a[1],a[0].length),a[0]=x,a.splice(1,1)}D=a[0];var y=(D[0]<<16)+(D[1]<<8)+D[2];if(y===1){if(T=(D[4]<<8)+D[5],T&&T>g.size-6)return null;var p=D[7];p&192&&(c=(D[9]&14)*536870912+(D[10]&255)*4194304+(D[11]&254)*16384+(D[12]&255)*128+(D[13]&254)/2,p&64?(u=(D[14]&14)*536870912+(D[15]&255)*4194304+(D[16]&254)*16384+(D[17]&255)*128+(D[18]&254)/2,c-u>60*9e4&&(f.logger.warn(Math.round((c-u)/9e4)+"s delta between PTS and DTS, align them"),c=u)):u=c),h=D[8];var k=h+9;if(g.size<=k)return null;g.size-=k;for(var F=new Uint8Array(g.size),U=0,W=a.length;U<W;U++){D=a[U];var _=D.byteLength;if(k)if(k>_){k-=_;continue}else D=D.subarray(k),_-=k,k=0;F.set(D,m),m+=_}return T&&(T-=h+3),{data:F,pts:c,dts:u,len:T}}return null}function s(g,m){if(g.units.length&&g.frame){if(g.pts===void 0){var D=m.samples,T=D.length;if(T){var h=D[T-1];g.pts=h.pts,g.dts=h.dts}else{m.dropped++;return}}m.samples.push(g)}g.debug.length&&f.logger.log(g.pts+"/"+g.dts+":"+g.debug)}function d(g,m){var D=g.length;if(D>0){if(m.pts>=g[D-1].pts)g.push(m);else for(var T=D-1;T>=0;T--)if(m.pts<g[T].pts){g.splice(T,0,m);break}}else g.push(m)}function C(g){for(var m=g.byteLength,D=[],T=1;T<m-2;)g[T]===0&&g[T+1]===0&&g[T+2]===3?(D.push(T+2),T+=2):T++;if(D.length===0)return g;var h=m-D.length,c=new Uint8Array(h),u=0;for(T=0;T<h;u++,T++)u===D[0]&&(u++,D.shift()),c[T]=g[u];return c}K.default=w},"./src/errors.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"ErrorTypes",function(){return H}),L.d(K,"ErrorDetails",function(){return I});var H;(function(O){O.NETWORK_ERROR="networkError",O.MEDIA_ERROR="mediaError",O.KEY_SYSTEM_ERROR="keySystemError",O.MUX_ERROR="muxError",O.OTHER_ERROR="otherError"})(H||(H={}));var I;(function(O){O.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",O.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",O.KEY_SYSTEM_NO_SESSION="keySystemNoSession",O.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",O.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",O.MANIFEST_LOAD_ERROR="manifestLoadError",O.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",O.MANIFEST_PARSING_ERROR="manifestParsingError",O.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",O.LEVEL_EMPTY_ERROR="levelEmptyError",O.LEVEL_LOAD_ERROR="levelLoadError",O.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",O.LEVEL_SWITCH_ERROR="levelSwitchError",O.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",O.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",O.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",O.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",O.FRAG_LOAD_ERROR="fragLoadError",O.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",O.FRAG_DECRYPT_ERROR="fragDecryptError",O.FRAG_PARSING_ERROR="fragParsingError",O.REMUX_ALLOC_ERROR="remuxAllocError",O.KEY_LOAD_ERROR="keyLoadError",O.KEY_LOAD_TIMEOUT="keyLoadTimeOut",O.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",O.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",O.BUFFER_APPEND_ERROR="bufferAppendError",O.BUFFER_APPENDING_ERROR="bufferAppendingError",O.BUFFER_STALLED_ERROR="bufferStalledError",O.BUFFER_FULL_ERROR="bufferFullError",O.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",O.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",O.INTERNAL_EXCEPTION="internalException",O.INTERNAL_ABORTED="aborted",O.UNKNOWN="unknown"})(I||(I={}))},"./src/events.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"Events",function(){return H});var H;(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"})(H||(H={}))},"./src/hls.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return g});var H=L("./node_modules/url-toolkit/src/url-toolkit.js"),I=L.n(H),O=L("./src/loader/playlist-loader.ts"),B=L("./src/loader/key-loader.ts"),N=L("./src/controller/id3-track-controller.ts"),R=L("./src/controller/latency-controller.ts"),A=L("./src/controller/level-controller.ts"),f=L("./src/controller/fragment-tracker.ts"),v=L("./src/controller/stream-controller.ts"),P=L("./src/is-supported.ts"),w=L("./src/utils/logger.ts"),b=L("./src/config.ts"),E=L("./node_modules/eventemitter3/index.js"),l=L.n(E),o=L("./src/events.ts"),s=L("./src/errors.ts");function d(m,D){for(var T=0;T<D.length;T++){var h=D[T];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function C(m,D,T){return D&&d(m.prototype,D),T&&d(m,T),m}var g=function(){m.isSupported=function(){return Object(P.isSupported)()};function m(T){T===void 0&&(T={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new E.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(b.mergeConfig)(m.DefaultConfig,T);this.userConfig=T,Object(w.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(b.enableStreamingMode)(h);var c=h.abrController,u=h.bufferController,a=h.capLevelController,x=h.fpsController,y=this.abrController=new c(this),p=this.bufferController=new u(this),k=this.capLevelController=new a(this),F=new x(this),U=new O.default(this),W=new B.default(this),_=new N.default(this),M=this.levelController=new A.default(this),G=new f.FragmentTracker(this),Y=this.streamController=new v.default(this,G);k.setStreamController(Y),F.setStreamController(Y);var Z=[M,Y];this.networkControllers=Z;var ne=[U,W,y,p,k,F,_,G];this.audioTrackController=this.createController(h.audioTrackController,null,Z),this.createController(h.audioStreamController,G,Z),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,Z),this.createController(h.subtitleStreamController,G,Z),this.createController(h.timelineController,null,ne),this.emeController=this.createController(h.emeController,null,ne),this.cmcdController=this.createController(h.cmcdController,null,ne),this.latencyController=this.createController(R.default,null,ne),this.coreComponents=ne}var D=m.prototype;return D.createController=function(h,c,u){if(h){var a=c?new h(this,c):new h(this);return u&&u.push(a),a}return null},D.on=function(h,c,u){u===void 0&&(u=this),this._emitter.on(h,c,u)},D.once=function(h,c,u){u===void 0&&(u=this),this._emitter.once(h,c,u)},D.removeAllListeners=function(h){this._emitter.removeAllListeners(h)},D.off=function(h,c,u,a){u===void 0&&(u=this),this._emitter.off(h,c,u,a)},D.listeners=function(h){return this._emitter.listeners(h)},D.emit=function(h,c,u){return this._emitter.emit(h,c,u)},D.trigger=function(h,c){if(this.config.debug)return this.emit(h,h,c);try{return this.emit(h,h,c)}catch(u){w.logger.error("An internal error happened while handling event "+h+'. Error message: "'+u.message+'". Here is a stacktrace:',u),this.trigger(o.Events.ERROR,{type:s.ErrorTypes.OTHER_ERROR,details:s.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:h,error:u})}return!1},D.listenerCount=function(h){return this._emitter.listenerCount(h)},D.destroy=function(){w.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},D.attachMedia=function(h){w.logger.log("attachMedia"),this._media=h,this.trigger(o.Events.MEDIA_ATTACHING,{media:h})},D.detachMedia=function(){w.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},D.loadSource=function(h){this.stopLoad();var c=this.media,u=this.url,a=this.url=H.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});w.logger.log("loadSource:"+a),c&&u&&u!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},D.startLoad=function(h){h===void 0&&(h=-1),w.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},D.stopLoad=function(){w.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},D.swapAudioCodec=function(){w.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},D.recoverMediaError=function(){w.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},D.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},C(m,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(h){w.logger.log("set currentLevel:"+h),this.loadLevel=h,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(h){w.logger.log("set nextLevel:"+h),this.levelController.manualLevel=h,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(h){w.logger.log("set loadLevel:"+h),this.levelController.manualLevel=h}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(h){this.levelController.nextLoadLevel=h}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(h){w.logger.log("set firstLevel:"+h),this.levelController.firstLevel=h}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(h){w.logger.log("set 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u=h.length,a=0;a<u;a++)if(h[a].maxBitrate>c)return a;return 0}},{key:"maxAutoLevel",get:function(){var h=this.levels,c=this.autoLevelCapping,u;return c===-1&&h&&h.length?u=h.length-1:u=c,u}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(h){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,h)}},{key:"audioTracks",get:function(){var h=this.audioTrackController;return h?h.audioTracks:[]}},{key:"audioTrack",get:function(){var h=this.audioTrackController;return h?h.audioTrack:-1},set:function(h){var c=this.audioTrackController;c&&(c.audioTrack=h)}},{key:"subtitleTracks",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTrack:-1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleTrack=h)}},{key:"media",get:function(){return 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D=this.config,T=D.fLoader,h=D.loader;return new Promise(function(c,u){m.loader&&m.loader.destroy();var a=m.loader=d.loader=T?new T(D):new h(D),x=b(d,C),y={timeout:D.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:D.fragLoadingMaxRetryTimeout,highWaterMark:P};C.stats=a.stats,a.load(x,y,{onSuccess:function(k,F,U,W){m.resetLoader(d,a),m.updateStatsFromPart(d,C);var _={frag:d,part:C,payload:k.data,networkDetails:W};g(_),c(_)},onError:function(k,F,U){m.resetLoader(d,a),u(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:d,part:C,response:k,networkDetails:U}))},onAbort:function(k,F,U){d.stats.aborted=C.stats.aborted,m.resetLoader(d,a),u(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:d,part:C,networkDetails:U}))},onTimeout:function(k,F,U){m.resetLoader(d,a),u(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:d,part:C,networkDetails:U}))}})})},o.updateStatsFromPart=function(d,C){var g=d.stats,m=C.stats,D=m.total;if(g.loaded+=m.loaded,D){var T=Math.round(d.duration/C.duration),h=Math.min(Math.round(g.loaded/D),T),c=T-h,u=c*Math.round(g.loaded/h);g.total=g.loaded+u}else g.total=Math.max(g.loaded,g.total);var a=g.loading,x=m.loading;a.start?a.first+=x.first-x.start:(a.start=x.start,a.first=x.first),a.end=x.end},o.resetLoader=function(d,C){d.loader=null,this.loader===C&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),C.destroy()},l}();function b(l,o){o===void 0&&(o=null);var s=o||l,d={frag:l,part:o,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},C=s.byteRangeStartOffset,g=s.byteRangeEndOffset;return Object(H.isFiniteNumber)(C)&&Object(H.isFiniteNumber)(g)&&(d.rangeStart=C,d.rangeEnd=g),d}var E=function(l){O(o,l);function o(s){for(var d,C=arguments.length,g=new 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w;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(w||(w={}));var b=function(){function o(d){var C;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(C={},C[w.AUDIO]=null,C[w.VIDEO]=null,C[w.AUDIOVIDEO]=null,C),this.baseurl=d}var s=o.prototype;return s.setByteRange=function(C,g){var m=C.split("@",2),D=[];m.length===1?D[0]=g?g.byteRangeEndOffset:0:D[0]=parseInt(m[1]),D[1]=parseInt(m[0])+D[0],this._byteRange=D},P(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(C){this._url=C}}]),o}(),E=function(o){A(s,o);function s(C,g){var m;return m=o.call(this,g)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkey=void 0,m.type=void 0,m.loader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new R.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.type=C,m}var d=s.prototype;return d.createInitializationVector=function(g){for(var m=new Uint8Array(16),D=12;D<16;D++)m[D]=g>>8*(15-D)&255;return m},d.setDecryptDataFromLevelKey=function(g,m){var D=g;return(g==null?void 0:g.method)==="AES-128"&&g.uri&&!g.iv&&(D=N.LevelKey.fromURI(g.uri),D.method=g.method,D.iv=this.createInitializationVector(m),D.keyFormat="identity"),D},d.setElementaryStreamInfo=function(g,m,D,T,h,c){c===void 0&&(c=!1);var u=this.elementaryStreams,a=u[g];if(!a){u[g]={startPTS:m,endPTS:D,startDTS:T,endDTS:h,partial:c};return}a.startPTS=Math.min(a.startPTS,m),a.endPTS=Math.max(a.endPTS,D),a.startDTS=Math.min(a.startDTS,T),a.endDTS=Math.max(a.endDTS,h)},d.clearElementaryStreamInfo=function(){var g=this.elementaryStreams;g[w.AUDIO]=null,g[w.VIDEO]=null,g[w.AUDIOVIDEO]=null},P(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var g=this.sn;typeof g!="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'),g=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,g)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(H.isFiniteNumber)(this.programDateTime))return 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C=this.elementaryStreams;return!!(C.audio||C.video||C.audiovideo)}}]),s}(b)},"./src/loader/key-loader.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return B});var H=L("./src/events.ts"),I=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),B=function(){function N(A){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=A,this._registerListeners()}var R=N.prototype;return R._registerListeners=function(){this.hls.on(H.Events.KEY_LOADING,this.onKeyLoading,this)},R._unregisterListeners=function(){this.hls.off(H.Events.KEY_LOADING,this.onKeyLoading)},R.destroy=function(){this._unregisterListeners();for(var f in this.loaders){var v=this.loaders[f];v&&v.destroy()}this.loaders={}},R.onKeyLoading=function(f,v){var P=v.frag,w=P.type,b=this.loaders[w];if(!P.decryptdata){O.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var E=P.decryptdata.uri;if(E!==this.decrypturl||this.decryptkey===null){var l=this.hls.config;if(b&&(O.logger.warn("abort previous key loader for type:"+w),b.abort()),!E){O.logger.warn("key uri is falsy");return}var o=l.loader,s=P.loader=this.loaders[w]=new o(l);this.decrypturl=E,this.decryptkey=null;var d={url:E,frag:P,responseType:"arraybuffer"},C={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(d,C,g)}else this.decryptkey&&(P.decryptdata.key=this.decryptkey,this.hls.trigger(H.Events.KEY_LOADED,{frag:P}))},R.loadsuccess=function(f,v,P){var w=P.frag;if(!w.decryptdata){O.logger.error("after key load, decryptdata unset");return}this.decryptkey=w.decryptdata.key=new Uint8Array(f.data),w.loader=null,delete this.loaders[w.type],this.hls.trigger(H.Events.KEY_LOADED,{frag:w})},R.loaderror=function(f,v){var P=v.frag,w=P.loader;w&&w.abort(),delete this.loaders[P.type],this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:P,response:f})},R.loadtimeout=function(f,v){var P=v.frag,w=P.loader;w&&w.abort(),delete this.loaders[P.type],this.hls.trigger(H.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:P})},N}()},"./src/loader/level-details.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"LevelDetails",function(){return N});var H=L("./src/polyfills/number.ts");function I(R,A){for(var f=0;f<A.length;f++){var v=A[f];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(R,v.key,v)}}function O(R,A,f){return A&&I(R.prototype,A),f&&I(R,f),R}var B=10,N=function(){function R(f){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=f}var A=R.prototype;return A.reloaded=function(v){if(!v){this.advanced=!0,this.updated=!0;return}var P=this.lastPartSn-v.lastPartSn,w=this.lastPartIndex-v.lastPartIndex;this.updated=this.endSN!==v.endSN||!!w||!!P,this.advanced=this.endSN>v.endSN||P>0||P===0&&w>0,this.updated||this.advanced?this.misses=Math.floor(v.misses*.6):this.misses=v.misses+1,this.availabilityDelay=v.availabilityDelay},O(R,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(H.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||B}},{key:"drift",get:function(){var v=this.driftEndTime-this.driftStartTime;if(v>0){var P=this.driftEnd-this.driftStart;return P*1e3/v}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var v;return(v=this.partList)!==null&&v!==void 0&&v.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var v;return(v=this.fragments)!==null&&v!==void 0&&v.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 v;return(v=this.partList)!==null&&v!==void 0&&v.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var v;return(v=this.partList)!==null&&v!==void 0&&v.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),R}()},"./src/loader/level-key.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"LevelKey",function(){return N});var H=L("./node_modules/url-toolkit/src/url-toolkit.js"),I=L.n(H);function O(R,A){for(var f=0;f<A.length;f++){var v=A[f];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(R,v.key,v)}}function B(R,A,f){return A&&O(R.prototype,A),f&&O(R,f),R}var N=function(){R.fromURL=function(f,v){return new R(f,v)},R.fromURI=function(f){return new R(f)};function R(A,f){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,f?this._uri=Object(H.buildAbsoluteURL)(A,f,{alwaysNormalize:!0}):this._uri=A}return B(R,[{key:"uri",get:function(){return this._uri}}]),R}()},"./src/loader/load-stats.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"LoadStats",function(){return H});var H=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return s});var H=L("./src/polyfills/number.ts"),I=L("./node_modules/url-toolkit/src/url-toolkit.js"),O=L.n(I),B=L("./src/loader/fragment.ts"),N=L("./src/loader/level-details.ts"),R=L("./src/loader/level-key.ts"),A=L("./src/utils/attr-list.ts"),f=L("./src/utils/logger.ts"),v=L("./src/utils/codecs.ts"),P=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,w=/#EXT-X-MEDIA:(.*)/g,b=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: 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u=[],a={},x=!1;P.lastIndex=0;for(var y;(y=P.exec(h))!=null;)if(y[1]){var p=new A.AttrList(y[1]),k={attrs:p,bitrate:p.decimalInteger("AVERAGE-BANDWIDTH")||p.decimalInteger("BANDWIDTH"),name:p.NAME,url:D.resolve(y[2],c)},F=p.decimalResolution("RESOLUTION");F&&(k.width=F.width,k.height=F.height),d((p.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),k),k.videoCodec&&k.videoCodec.indexOf("avc1")!==-1&&(k.videoCodec=D.convertAVC1ToAVCOTI(k.videoCodec)),u.push(k)}else if(y[3]){var U=new A.AttrList(y[3]);U["DATA-ID"]&&(x=!0,a[U["DATA-ID"]]=U)}return{levels:u,sessionData:x?a:null}},D.parseMasterPlaylistMedia=function(h,c,u,a){a===void 0&&(a=[]);var x,y=[],p=0;for(w.lastIndex=0;(x=w.exec(h))!==null;){var k=new A.AttrList(x[1]);if(k.TYPE===u){var F={attrs:k,bitrate:0,id:p++,groupId:k["GROUP-ID"],instreamId:k["INSTREAM-ID"],name:k.NAME||k.LANGUAGE||"",type:u,default:k.bool("DEFAULT"),autoselect:k.bool("AUTOSELECT"),forced:k.bool("FORCED"),lang:k.LANGUAGE,url:k.URI?D.resolve(k.URI,c):""};if(a.length){var U=D.findGroup(a,F.groupId)||a[0];C(F,U,"audioCodec"),C(F,U,"textCodec")}y.push(F)}}return y},D.parseLevelPlaylist=function(h,c,u,a,x){var y=new N.LevelDetails(c),p=y.fragments,k=null,F=0,U=0,W=0,_=0,M=null,G=new B.Fragment(a,c),Y,Z,ne,be=-1,me=!1;for(b.lastIndex=0,y.m3u8=h;(Y=b.exec(h))!==null;){me&&(me=!1,G=new B.Fragment(a,c),G.start=W,G.sn=F,G.cc=_,G.level=u,k&&(G.initSegment=k,G.rawProgramDateTime=k.rawProgramDateTime));var pe=Y[1];if(pe){G.duration=parseFloat(pe);var ue=(" "+Y[2]).slice(1);G.title=ue||null,G.tagList.push(ue?["INF",pe,ue]:["INF",pe])}else if(Y[3])Object(H.isFiniteNumber)(G.duration)&&(G.start=W,ne&&(G.levelkey=ne),G.sn=F,G.level=u,G.cc=_,G.urlId=x,p.push(G),G.relurl=(" "+Y[3]).slice(1),m(G,M),M=G,W+=G.duration,F++,U=0,me=!0);else if(Y[4]){var fe=(" "+Y[4]).slice(1);M?G.setByteRange(fe,M):G.setByteRange(fe)}else if(Y[5])G.rawProgramDateTime=(" "+Y[5]).slice(1),G.tagList.push(["PROGRAM-DATE-TIME",G.rawProgramDateTime]),be===-1&&(be=p.length);else{if(Y=Y[0].match(E),!Y){f.logger.warn("No matches on slow regex match for level playlist!");continue}for(Z=1;Z<Y.length&&!(typeof Y[Z]!="undefined");Z++);var ie=(" "+Y[Z]).slice(1),he=(" "+Y[Z+1]).slice(1),$=Y[Z+2]?(" "+Y[Z+2]).slice(1):"";switch(ie){case"PLAYLIST-TYPE":y.type=he.toUpperCase();break;case"MEDIA-SEQUENCE":F=y.startSN=parseInt(he);break;case"SKIP":{var ae=new A.AttrList(he),ee=ae.decimalInteger("SKIPPED-SEGMENTS");if(Object(H.isFiniteNumber)(ee)){y.skippedSegments=ee;for(var Ee=ee;Ee--;)p.unshift(null);F+=ee}var Ce=ae.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ce&&(y.recentlyRemovedDateranges=Ce.split("	"));break}case"TARGETDURATION":y.targetduration=parseFloat(he);break;case"VERSION":y.version=parseInt(he);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(he||$)&&G.tagList.push($?[he,$]:[he]);break;case"DIS":_++;case"GAP":G.tagList.push([ie]);break;case"BITRATE":G.tagList.push([ie,he]);break;case"DISCONTINUITY-SEQ":_=parseInt(he);break;case"KEY":{var ve,Se=new A.AttrList(he),De=Se.enumeratedString("METHOD"),_e=Se.URI,ke=Se.hexadecimalInteger("IV"),Re=Se.enumeratedString("KEYFORMATVERSIONS"),Ae=Se.enumeratedString("KEYID"),Ue=(ve=Se.enumeratedString("KEYFORMAT"))!=null?ve:"identity",Ye=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ye.indexOf(Ue)>-1){f.logger.warn("Keyformat "+Ue+" is not supported from the manifest");continue}else if(Ue!=="identity")continue;De&&(ne=R.LevelKey.fromURL(c,_e),_e&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(ne.method=De,ne.keyFormat=Ue,Ae&&(ne.keyID=Ae),Re&&(ne.keyFormatVersions=Re),ne.iv=ke));break}case"START":{var Ge=new A.AttrList(he),He=Ge.decimalFloatingPoint("TIME-OFFSET");Object(H.isFiniteNumber)(He)&&(y.startTimeOffset=He);break}case"MAP":{var et=new A.AttrList(he);G.relurl=et.URI,et.BYTERANGE&&G.setByteRange(et.BYTERANGE),G.level=u,G.sn="initSegment",ne&&(G.levelkey=ne),G.initSegment=null,k=G,me=!0;break}case"SERVER-CONTROL":{var Je=new A.AttrList(he);y.canBlockReload=Je.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=Je.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&Je.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=Je.optionalFloat("PART-HOLD-BACK",0),y.holdBack=Je.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Xe=new A.AttrList(he);y.partTarget=Xe.decimalFloatingPoint("PART-TARGET");break}case"PART":{var we=y.partList;we||(we=y.partList=[]);var rt=U>0?we[we.length-1]:void 0,$e=U++,Le=new B.Part(new A.AttrList(he),G,c,$e,rt);we.push(Le),G.duration+=Le.duration;break}case"PRELOAD-HINT":{var Fe=new A.AttrList(he);y.preloadHint=Fe;break}case"RENDITION-REPORT":{var ge=new A.AttrList(he);y.renditionReports=y.renditionReports||[],y.renditionReports.push(ge);break}default:f.logger.warn("line parsed but not handled: "+Y);break}}}M&&!M.relurl?(p.pop(),W-=M.duration,y.partList&&(y.fragmentHint=M)):y.partList&&(m(G,M),G.cc=_,y.fragmentHint=G);var de=p.length,ce=p[0],Q=p[de-1];if(W+=y.skippedSegments*y.targetduration,W>0&&de&&Q){y.averagetargetduration=W/de;var q=Q.sn;y.endSN=q!=="initSegment"?q:0,ce&&(y.startCC=ce.cc,ce.initSegment||y.fragments.every(function(re){return re.relurl&&o(re.relurl)})&&(f.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),G=new B.Fragment(a,c),G.relurl=Q.relurl,G.level=u,G.sn="initSegment",ce.initSegment=G,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(W+=y.fragmentHint.duration),y.totalduration=W,y.endCC=_,be>0&&g(p,be),y},D}();function d(D,T){["video","audio","text"].forEach(function(h){var c=D.filter(function(a){return Object(v.isCodecType)(a,h)});if(c.length){var u=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});T[h+"Codec"]=u.length>0?u[0]:c[0],D=D.filter(function(a){return c.indexOf(a)===-1})}}),T.unknownCodecs=D}function C(D,T,h){var c=T[h];c&&(D[h]=c)}function g(D,T){for(var h=D[T],c=T;c--;){var u=D[c];if(!u)return;u.programDateTime=h.programDateTime-u.duration*1e3,h=u}}function m(D,T){D.rawProgramDateTime?D.programDateTime=Date.parse(D.rawProgramDateTime):T!=null&&T.programDateTime&&(D.programDateTime=T.endProgramDateTime),Object(H.isFiniteNumber)(D.programDateTime)||(D.programDateTime=null,D.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),O=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),N=L("./src/utils/mp4-tools.ts"),R=L("./src/loader/m3u8-parser.ts"),A=L("./src/types/loader.ts"),f=L("./src/utils/attr-list.ts");function v(b){var E=b.type;switch(E){case A.PlaylistContextType.AUDIO_TRACK:return A.PlaylistLevelType.AUDIO;case A.PlaylistContextType.SUBTITLE_TRACK:return A.PlaylistLevelType.SUBTITLE;default:return A.PlaylistLevelType.MAIN}}function P(b,E){var l=b.url;return(l===void 0||l.indexOf("data:")===0)&&(l=E.url),l}var w=function(){function b(l){this.hls=void 0,this.loaders=Object.create(null),this.hls=l,this.registerListeners()}var E=b.prototype;return E.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)},E.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)},E.createInternalLoader=function(o){var s=this.hls.config,d=s.pLoader,C=s.loader,g=d||C,m=new g(s);return o.loader=m,this.loaders[o.type]=m,m},E.getInternalLoader=function(o){return this.loaders[o.type]},E.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},E.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},E.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},E.onManifestLoading=function(o,s){var d=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:A.PlaylistContextType.MANIFEST,url:d,deliveryDirectives:null})},E.onLevelLoading=function(o,s){var d=s.id,C=s.level,g=s.url,m=s.deliveryDirectives;this.load({id:d,groupId:null,level:C,responseType:"text",type:A.PlaylistContextType.LEVEL,url:g,deliveryDirectives:m})},E.onAudioTrackLoading=function(o,s){var d=s.id,C=s.groupId,g=s.url,m=s.deliveryDirectives;this.load({id:d,groupId:C,level:null,responseType:"text",type:A.PlaylistContextType.AUDIO_TRACK,url:g,deliveryDirectives:m})},E.onSubtitleTrackLoading=function(o,s){var d=s.id,C=s.groupId,g=s.url,m=s.deliveryDirectives;this.load({id:d,groupId:C,level:null,responseType:"text",type:A.PlaylistContextType.SUBTITLE_TRACK,url:g,deliveryDirectives:m})},E.load=function(o){var s,d=this.hls.config,C=this.getInternalLoader(o);if(C){var g=C.context;if(g&&g.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),C.abort()}var m,D,T,h;switch(o.type){case A.PlaylistContextType.MANIFEST:m=d.manifestLoadingMaxRetry,D=d.manifestLoadingTimeOut,T=d.manifestLoadingRetryDelay,h=d.manifestLoadingMaxRetryTimeout;break;case A.PlaylistContextType.LEVEL:case A.PlaylistContextType.AUDIO_TRACK:case A.PlaylistContextType.SUBTITLE_TRACK:m=0,D=d.levelLoadingTimeOut;break;default:m=d.levelLoadingMaxRetry,D=d.levelLoadingTimeOut,T=d.levelLoadingRetryDelay,h=d.levelLoadingMaxRetryTimeout;break}if(C=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var c;if(o.type===A.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===A.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===A.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var u=c.partTarget,a=c.targetduration;u&&a&&(D=Math.min(Math.max(u*3,a*.8)*1e3,D))}}var x={timeout:D,maxRetry:m,retryDelay:T,maxRetryDelay:h,highWaterMark:0},y={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};C.load(o,x,y)},E.loadsuccess=function(o,s,d,C){if(C===void 0&&(C=null),d.isSidxRequest){this.handleSidxRequest(o,d),this.handlePlaylistLoaded(o,s,d,C);return}this.resetInternalLoader(d.type);var g=o.data;if(g.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,d,"no EXTM3U delimiter",C);return}s.parsing.start=performance.now(),g.indexOf("#EXTINF:")>0||g.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,s,d,C):this.handleMasterPlaylist(o,s,d,C)},E.loaderror=function(o,s,d){d===void 0&&(d=null),this.handleNetworkError(s,d,!1,o)},E.loadtimeout=function(o,s,d){d===void 0&&(d=null),this.handleNetworkError(s,d,!0)},E.handleMasterPlaylist=function(o,s,d,C){var g=this.hls,m=o.data,D=P(o,d),T=R.default.parseMasterPlaylist(m,D),h=T.levels,c=T.sessionData;if(!h.length){this.handleManifestParsingError(o,d,"no level found in manifest",C);return}var u=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}}),x=R.default.parseMasterPlaylistMedia(m,D,"AUDIO",u),y=R.default.parseMasterPlaylistMedia(m,D,"SUBTITLES",a),p=R.default.parseMasterPlaylistMedia(m,D,"CLOSED-CAPTIONS");if(x.length){var k=x.some(function(F){return!F.url});!k&&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"),x.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new f.AttrList({}),bitrate:0,url:""}))}g.trigger(I.Events.MANIFEST_LOADED,{levels:h,audioTracks:x,subtitles:y,captions:p,url:D,stats:s,networkDetails:C,sessionData:c})},E.handleTrackOrLevelPlaylist=function(o,s,d,C){var g=this.hls,m=d.id,D=d.level,T=d.type,h=P(o,d),c=Object(H.isFiniteNumber)(m)?m:0,u=Object(H.isFiniteNumber)(D)?D:c,a=v(d),x=R.default.parseLevelPlaylist(o.data,h,u,a,c);if(!x.fragments.length){g.trigger(I.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof d.level=="number"?d.level:void 0});return}if(T===A.PlaylistContextType.MANIFEST){var y={attrs:new f.AttrList({}),bitrate:0,details:x,name:"",url:h};g.trigger(I.Events.MANIFEST_LOADED,{levels:[y],audioTracks:[],url:h,stats:s,networkDetails:C,sessionData:null})}if(s.parsing.end=performance.now(),x.needSidxRanges){var p,k=(p=x.fragments[0].initSegment)===null||p===void 0?void 0:p.url;this.load({url:k,isSidxRequest:!0,type:T,level:D,levelDetails:x,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}d.levelDetails=x,this.handlePlaylistLoaded(o,s,d,C)},E.handleSidxRequest=function(o,s){var d=Object(N.parseSegmentIndex)(new Uint8Array(o.data));if(!d)return;var C=d.references,g=s.levelDetails;C.forEach(function(m,D){var T=m.info,h=g.fragments[D];h.byteRange.length===0&&h.setByteRange(String(1+T.end-T.start)+"@"+String(T.start)),h.initSegment&&h.initSegment.setByteRange(String(d.moovEndOffset)+"@0")})},E.handleManifestParsingError=function(o,s,d,C){this.hls.trigger(I.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===A.PlaylistContextType.MANIFEST,url:o.url,reason:d,response:o,context:s,networkDetails:C})},E.handleNetworkError=function(o,s,d,C){d===void 0&&(d=!1),B.logger.warn("[playlist-loader]: A network "+(d?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var g=O.ErrorDetails.UNKNOWN,m=!1,D=this.getInternalLoader(o);switch(o.type){case A.PlaylistContextType.MANIFEST:g=d?O.ErrorDetails.MANIFEST_LOAD_TIMEOUT:O.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case A.PlaylistContextType.LEVEL:g=d?O.ErrorDetails.LEVEL_LOAD_TIMEOUT:O.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case A.PlaylistContextType.AUDIO_TRACK:g=d?O.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:O.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case A.PlaylistContextType.SUBTITLE_TRACK:g=d?O.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:O.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}D&&this.resetInternalLoader(o.type);var T={type:O.ErrorTypes.NETWORK_ERROR,details:g,fatal:m,url:o.url,loader:D,context:o,networkDetails:s};C&&(T.response=C),this.hls.trigger(I.Events.ERROR,T)},E.handlePlaylistLoaded=function(o,s,d,C){var g=d.type,m=d.level,D=d.id,T=d.groupId,h=d.loader,c=d.levelDetails,u=d.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,d,"invalid target duration",C);return}if(!h)return;c.live&&(h.getCacheAge&&(c.ageHeader=h.getCacheAge()||0),(!h.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(g){case A.PlaylistContextType.MANIFEST:case A.PlaylistContextType.LEVEL:this.hls.trigger(I.Events.LEVEL_LOADED,{details:c,level:m||0,id:D||0,stats:s,networkDetails:C,deliveryDirectives:u});break;case A.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(I.Events.AUDIO_TRACK_LOADED,{details:c,id:D||0,groupId:T||"",stats:s,networkDetails:C,deliveryDirectives:u});break;case A.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(I.Events.SUBTITLE_TRACK_LOADED,{details:c,id:D||0,groupId:T||"",stats:s,networkDetails:C,deliveryDirectives:u});break}},b}();K.default=w},"./src/polyfills/number.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"isFiniteNumber",function(){return H}),L.d(K,"MAX_SAFE_INTEGER",function(){return I});var H=Number.isFinite||function(O){return typeof O=="number"&&isFinite(O)},I=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(J,K,L){"use strict";L.r(K);var H=function(){function I(){}return I.getSilentFrame=function(B,N){switch(B){case"mp4a.40.2":if(N===1)return new Uint8Array([0,200,0,128,35,128]);if(N===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(N===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(N===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(N===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(N===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(N===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(N===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(N===3)return new 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O.box(O.types.hdlr,O.HDLR_TYPES[N])},O.mdat=function(N){return O.box(O.types.mdat,N)},O.mdhd=function(N,R){R*=N;var A=Math.floor(R/(H+1)),f=Math.floor(R%(H+1));return O.box(O.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,N>>24&255,N>>16&255,N>>8&255,N&255,A>>24,A>>16&255,A>>8&255,A&255,f>>24,f>>16&255,f>>8&255,f&255,85,196,0,0]))},O.mdia=function(N){return O.box(O.types.mdia,O.mdhd(N.timescale,N.duration),O.hdlr(N.type),O.minf(N))},O.mfhd=function(N){return O.box(O.types.mfhd,new Uint8Array([0,0,0,0,N>>24,N>>16&255,N>>8&255,N&255]))},O.minf=function(N){return N.type==="audio"?O.box(O.types.minf,O.box(O.types.smhd,O.SMHD),O.DINF,O.stbl(N)):O.box(O.types.minf,O.box(O.types.vmhd,O.VMHD),O.DINF,O.stbl(N))},O.moof=function(N,R,A){return O.box(O.types.moof,O.mfhd(N),O.traf(A,R))},O.moov=function(N){for(var R=N.length,A=[];R--;)A[R]=O.trak(N[R]);return O.box.apply(null,[O.types.moov,O.mvhd(N[0].timescale,N[0].duration)].concat(A).concat(O.mvex(N)))},O.mvex=function(N){for(var R=N.length,A=[];R--;)A[R]=O.trex(N[R]);return O.box.apply(null,[O.types.mvex].concat(A))},O.mvhd=function(N,R){R*=N;var A=Math.floor(R/(H+1)),f=Math.floor(R%(H+1)),v=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,N>>24&255,N>>16&255,N>>8&255,N&255,A>>24,A>>16&255,A>>8&255,A&255,f>>24,f>>16&255,f>>8&255,f&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 O.box(O.types.mvhd,v)},O.sdtp=function(N){var R=N.samples||[],A=new Uint8Array(4+R.length),f,v;for(f=0;f<R.length;f++)v=R[f].flags,A[f+4]=v.dependsOn<<4|v.isDependedOn<<2|v.hasRedundancy;return O.box(O.types.sdtp,A)},O.stbl=function(N){return O.box(O.types.stbl,O.stsd(N),O.box(O.types.stts,O.STTS),O.box(O.types.stsc,O.STSC),O.box(O.types.stsz,O.STSZ),O.box(O.types.stco,O.STCO))},O.avc1=function(N){var R=[],A=[],f,v,P;for(f=0;f<N.sps.length;f++)v=N.sps[f],P=v.byteLength,R.push(P>>>8&255),R.push(P&255),R=R.concat(Array.prototype.slice.call(v));for(f=0;f<N.pps.length;f++)v=N.pps[f],P=v.byteLength,A.push(P>>>8&255),A.push(P&255),A=A.concat(Array.prototype.slice.call(v));var w=O.box(O.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|N.sps.length].concat(R).concat([N.pps.length]).concat(A))),b=N.width,E=N.height,l=N.pixelRatio[0],o=N.pixelRatio[1];return O.box(O.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b>>8&255,b&255,E>>8&255,E&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),w,O.box(O.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),O.box(O.types.pasp,new Uint8Array([l>>24,l>>16&255,l>>8&255,l&255,o>>24,o>>16&255,o>>8&255,o&255])))},O.esds=function(N){var R=N.config.length;return new Uint8Array([0,0,0,0,3,23+R,0,1,0,4,15+R,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([R]).concat(N.config).concat([6,1,2]))},O.mp4a=function(N){var R=N.samplerate;return O.box(O.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,N.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),O.box(O.types.esds,O.esds(N)))},O.mp3=function(N){var R=N.samplerate;return O.box(O.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,N.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},O.stsd=function(N){return N.type==="audio"?!N.isAAC&&N.codec==="mp3"?O.box(O.types.stsd,O.STSD,O.mp3(N)):O.box(O.types.stsd,O.STSD,O.mp4a(N)):O.box(O.types.stsd,O.STSD,O.avc1(N))},O.tkhd=function(N){var R=N.id,A=N.duration*N.timescale,f=N.width,v=N.height,P=Math.floor(A/(H+1)),w=Math.floor(A%(H+1));return O.box(O.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,0,0,0,0,P>>24,P>>16&255,P>>8&255,P&255,w>>24,w>>16&255,w>>8&255,w&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,f>>8&255,f&255,0,0,v>>8&255,v&255,0,0]))},O.traf=function(N,R){var A=O.sdtp(N),f=N.id,v=Math.floor(R/(H+1)),P=Math.floor(R%(H+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,f>>24,f>>16&255,f>>8&255,f&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,v>>24,v>>16&255,v>>8&255,v&255,P>>24,P>>16&255,P>>8&255,P&255])),O.trun(N,A.length+16+20+8+16+8+8),A)},O.trak=function(N){return N.duration=N.duration||4294967295,O.box(O.types.trak,O.tkhd(N),O.mdia(N))},O.trex=function(N){var R=N.id;return O.box(O.types.trex,new Uint8Array([0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},O.trun=function(N,R){var A=N.samples||[],f=A.length,v=12+16*f,P=new Uint8Array(v),w,b,E,l,o,s;for(R+=8+v,P.set([0,0,15,1,f>>>24&255,f>>>16&255,f>>>8&255,f&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),w=0;w<f;w++)b=A[w],E=b.duration,l=b.size,o=b.flags,s=b.cts,P.set([E>>>24&255,E>>>16&255,E>>>8&255,E&255,l>>>24&255,l>>>16&255,l>>>8&255,l&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*w);return O.box(O.types.trun,P)},O.initSegment=function(N){O.types||O.init();var R=O.moov(N),A=new Uint8Array(O.FTYP.byteLength+R.byteLength);return A.set(O.FTYP),A.set(R,O.FTYP.byteLength),A},O}();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,K.default=I},"./src/remux/mp4-remuxer.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return s}),L.d(K,"normalizePts",function(){return d});var H=L("./src/polyfills/number.ts"),I=L("./src/remux/aac-helper.ts"),O=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),N=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),A=L("./src/types/loader.ts"),f=L("./src/utils/timescale-conversion.ts");function v(){return v=Object.assign||function(D){for(var T=1;T<arguments.length;T++){var h=arguments[T];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(D[c]=h[c])}return D},v.apply(this,arguments)}var P=10*1e3,w=1024,b=1152,E=null,l=null,o=!1,s=function(){function D(h,c,u,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=u,this.ISGenerated=!1,E===null){var x=navigator.userAgent||"",y=x.match(/Chrome\/(\d+)/i);E=y?parseInt(y[1]):0}if(l===null){var p=navigator.userAgent.match(/Safari\/(\d+)/i);l=p?parseInt(p[1]):0}o=!!E&&E<75||!!l&&l<600}var T=D.prototype;return T.destroy=function(){},T.resetTimeStamp=function(c){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},T.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},T.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},T.getVideoStartPts=function(c){var u=!1,a=c.reduce(function(x,y){var p=y.pts-x;return p<-4294967296?(u=!0,d(x,y.pts)):p>0?x:y.pts},c[0].pts);return u&&R.logger.debug("PTS rollover detected"),a},T.remux=function(c,u,a,x,y,p,k,F){var U,W,_,M,G,Y,Z=y,ne=y,be=c.pid>-1,me=u.pid>-1,pe=u.samples.length,ue=c.samples.length>0,fe=pe>1,ie=(!be||ue)&&(!me||fe)||this.ISGenerated||k;if(ie){this.ISGenerated||(_=this.generateIS(c,u,y));var he=this.isVideoContiguous,$=-1;if(fe&&($=C(u.samples),!he&&this.config.forceKeyFrameOnDiscontinuity))if(Y=!0,$>0){R.logger.warn("[mp4-remuxer]: Dropped "+$+" out of "+pe+" video samples due to a missing keyframe");var ae=this.getVideoStartPts(u.samples);u.samples=u.samples.slice($),u.dropped+=$,ne+=(u.samples[0].pts-ae)/(u.timescale||9e4)}else $===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+pe+" video samples"),Y=!1);if(this.ISGenerated){if(ue&&fe){var ee=this.getVideoStartPts(u.samples),Ee=d(c.samples[0].pts,ee)-ee,Ce=Ee/u.inputTimeScale;Z+=Math.max(0,Ce),ne+=Math.max(0,-Ce)}if(ue){if(c.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),_=this.generateIS(c,u,y)),W=this.remuxAudio(c,Z,this.isAudioContiguous,p,me||fe||F===A.PlaylistLevelType.AUDIO?ne:void 0),fe){var ve=W?W.endPTS-W.startPTS:0;u.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),_=this.generateIS(c,u,y)),U=this.remuxVideo(u,ne,he,ve)}}else fe&&(U=this.remuxVideo(u,ne,he,0));U&&(U.firstKeyFrame=$,U.independent=$!==-1)}}return this.ISGenerated&&(a.samples.length&&(G=this.remuxID3(a,y)),x.samples.length&&(M=this.remuxText(x,y))),{audio:W,video:U,initSegment:_,independent:Y,text:M,id3:G}},T.generateIS=function(c,u,a){var x=c.samples,y=u.samples,p=this.typeSupported,k={},F=!Object(H.isFiniteNumber)(this._initPTS),U="audio/mp4",W,_,M;if(F&&(W=_=Infinity),c.config&&x.length&&(c.timescale=c.samplerate,c.isAAC||(p.mpeg?(U="audio/mpeg",c.codec=""):p.mp3&&(c.codec="mp3")),k.audio={id:"audio",container:U,codec:c.codec,initSegment:!c.isAAC&&p.mpeg?new Uint8Array(0):O.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(M=c.inputTimeScale,W=_=x[0].pts-Math.round(M*a))),u.sps&&u.pps&&y.length&&(u.timescale=u.inputTimeScale,k.video={id:"main",container:"video/mp4",codec:u.codec,initSegment:O.default.initSegment([u]),metadata:{width:u.width,height:u.height}},F)){M=u.inputTimeScale;var G=this.getVideoStartPts(y),Y=Math.round(M*a);_=Math.min(_,d(y[0].dts,G)-Y),W=Math.min(W,G-Y)}if(Object.keys(k).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=_),{tracks:k,initPTS:W,timescale:M}},T.remuxVideo=function(c,u,a,x){var y=c.inputTimeScale,p=c.samples,k=[],F=p.length,U=this._initPTS,W=this.nextAvcDts,_=8,M,G,Y,Z=Number.POSITIVE_INFINITY,ne=Number.NEGATIVE_INFINITY,be=0,me=!1;if(!a||W===null){var pe=u*y,ue=p[0].pts-d(p[0].dts,p[0].pts);W=pe-ue}for(var fe=0;fe<F;fe++){var ie=p[fe];if(ie.pts=d(ie.pts-U,W),ie.dts=d(ie.dts-U,W),ie.dts>ie.pts){var he=9e4*.2;be=Math.max(Math.min(be,ie.pts-ie.dts),-1*he)}ie.dts<p[fe>0?fe-1:fe].dts&&(me=!0)}me&&p.sort(function(mt,at){var qe=mt.dts-at.dts,xt=mt.pts-at.pts;return qe||xt}),G=p[0].dts,Y=p[p.length-1].dts;var $=Math.round((Y-G)/(F-1));if(be<0){if(be<$*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(f.toMsFromMpegTsClock)(-$,!0)+" ms");for(var ae=be,ee=0;ee<F;ee++)p[ee].dts=ae=Math.max(ae,p[ee].pts-$),p[ee].pts=Math.max(ae,p[ee].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(f.toMsFromMpegTsClock)(be,!0)+" ms to overcome this issue");for(var Ee=0;Ee<F;Ee++)p[Ee].dts=p[Ee].dts+be}G=p[0].dts}if(a){var Ce=G-W,ve=Ce>$,Se=Ce<-1;if(ve||Se){ve?R.logger.warn("AVC: "+Object(f.toMsFromMpegTsClock)(Ce,!0)+" ms ("+Ce+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(f.toMsFromMpegTsClock)(-Ce,!0)+" ms ("+Ce+"dts) overlapping between fragments detected"),G=W;var De=p[0].pts-Ce;p[0].dts=G,p[0].pts=De,R.logger.log("Video: First PTS/DTS adjusted: "+Object(f.toMsFromMpegTsClock)(De,!0)+"/"+Object(f.toMsFromMpegTsClock)(G,!0)+", delta: "+Object(f.toMsFromMpegTsClock)(Ce,!0)+" ms")}}o&&(G=Math.max(0,G));for(var _e=0,ke=0,Re=0;Re<F;Re++){for(var Ae=p[Re],Ue=Ae.units,Ye=Ue.length,Ge=0,He=0;He<Ye;He++)Ge+=Ue[He].data.length;ke+=Ge,_e+=Ye,Ae.length=Ge,Ae.dts=Math.max(Ae.dts,G),Ae.pts=Math.max(Ae.pts,Ae.dts,0),Z=Math.min(Ae.pts,Z),ne=Math.max(Ae.pts,ne)}Y=p[F-1].dts;var et=ke+4*_e+8,Je;try{Je=new Uint8Array(et)}catch(mt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:N.ErrorTypes.MUX_ERROR,details:N.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:et,reason:"fail allocating video mdat "+et});return}var Xe=new DataView(Je.buffer);Xe.setUint32(0,et),Je.set(O.default.types.mdat,4);for(var we=0;we<F;we++){for(var rt=p[we],$e=rt.units,Le=0,Fe=0,ge=$e.length;Fe<ge;Fe++){var de=$e[Fe],ce=de.data,Q=de.data.byteLength;Xe.setUint32(_,Q),_+=4,Je.set(ce,_),_+=Q,Le+=4+Q}if(we<F-1)M=p[we+1].dts-rt.dts;else{var q=this.config,re=rt.dts-p[we>0?we-1:we].dts;if(q.stretchShortVideoTrack&&this.nextAudioPts!==null){var se=Math.floor(q.maxBufferHole*y),Te=(x?Z+x*y:this.nextAudioPts)-rt.pts;Te>se?(M=Te-re,M<0&&(M=re),R.logger.log("[mp4-remuxer]: It is approximately "+Te/90+" ms to the next segment; using duration "+M/90+" ms for the last video frame.")):M=re}else M=re}var Oe=Math.round(rt.pts-rt.dts);k.push(new g(rt.key,M,Le,Oe))}if(k.length&&E&&E<70){var je=k[0].flags;je.dependsOn=2,je.isNonSync=0}console.assert(M!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=Y+M,this.isVideoContiguous=!0;var st=O.default.moof(c.sequenceNumber++,G,v({},c,{samples:k})),ht="video",Me={data1:st,data2:Je,startPTS:Z/y,endPTS:(ne+M)/y,startDTS:G/y,endDTS:W/y,type:ht,hasAudio:!1,hasVideo:!0,nb:k.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Je.length,"MDAT length must not be zero"),Me},T.remuxAudio=function(c,u,a,x,y){var p=c.inputTimeScale,k=c.samplerate?c.samplerate:p,F=p/k,U=c.isAAC?w:b,W=U*F,_=this._initPTS,M=!c.isAAC&&this.typeSupported.mpeg,G=[],Y=c.samples,Z=M?0:8,ne=this.nextAudioPts||-1,be=u*p;if(this.isAudioContiguous=a=a||Y.length&&ne>0&&(x&&Math.abs(be-ne)<9e3||Math.abs(d(Y[0].pts-_,be)-ne)<20*W),Y.forEach(function(ce){ce.pts=d(ce.pts-_,be)}),!a||ne<0){if(Y=Y.filter(function(ce){return ce.pts>=0}),!Y.length)return;y===0?ne=0:x?ne=Math.max(0,be):ne=Y[0].pts}if(c.isAAC)for(var me=y!==void 0,pe=this.config.maxAudioFramesDrift,ue=0,fe=ne;ue<Y.length;ue++){var ie=Y[ue],he=ie.pts,$=he-fe,ae=Math.abs(1e3*$/p);if($<=-pe*W&&me)ue===0&&(R.logger.warn("Audio frame @ "+(he/p).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*$/p)+" ms."),this.nextAudioPts=ne=fe=he);else if($>=pe*W&&ae<P&&me){var ee=Math.round($/W);fe=he-ee*W,fe<0&&(ee--,fe+=W),ue===0&&(this.nextAudioPts=ne=fe),R.logger.warn("[mp4-remuxer]: Injecting "+ee+" audio frame @ "+(fe/p).toFixed(3)+"s due to "+Math.round(1e3*$/p)+" ms gap.");for(var Ee=0;Ee<ee;Ee++){var Ce=Math.max(fe,0),ve=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);ve||(R.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ve=ie.unit.subarray()),Y.splice(ue,0,{unit:ve,pts:Ce}),fe+=W,ue++}}ie.pts=fe,fe+=W}for(var Se=null,De=null,_e,ke=0,Re=Y.length;Re--;)ke+=Y[Re].unit.byteLength;for(var Ae=0,Ue=Y.length;Ae<Ue;Ae++){var Ye=Y[Ae],Ge=Ye.unit,He=Ye.pts;if(De!==null){var et=G[Ae-1];et.duration=Math.round((He-De)/F)}else if(a&&c.isAAC&&(He=ne),Se=He,ke>0){ke+=Z;try{_e=new Uint8Array(ke)}catch(ce){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:N.ErrorTypes.MUX_ERROR,details:N.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ke,reason:"fail allocating audio mdat "+ke});return}if(!M){var Je=new DataView(_e.buffer);Je.setUint32(0,ke),_e.set(O.default.types.mdat,4)}}else return;_e.set(Ge,Z);var Xe=Ge.byteLength;Z+=Xe,G.push(new g(!0,U,Xe,0)),De=He}var we=G.length;if(!we)return;var rt=G[G.length-1];this.nextAudioPts=ne=De+F*rt.duration;var $e=M?new Uint8Array(0):O.default.moof(c.sequenceNumber++,Se/F,v({},c,{samples:G}));c.samples=[];var Le=Se/p,Fe=ne/p,ge="audio",de={data1:$e,data2:_e,startPTS:Le,endPTS:Fe,startDTS:Le,endDTS:Fe,type:ge,hasAudio:!0,hasVideo:!1,nb:we};return this.isAudioContiguous=!0,console.assert(_e.length,"MDAT length must not be zero"),de},T.remuxEmptyAudio=function(c,u,a,x){var y=c.inputTimeScale,p=c.samplerate?c.samplerate:y,k=y/p,F=this.nextAudioPts,U=(F!==null?F:x.startDTS*y)+this._initDTS,W=x.endDTS*y+this._initDTS,_=k*w,M=Math.ceil((W-U)/_),G=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(R.logger.warn("[mp4-remuxer]: remux empty Audio"),!G){R.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var Y=[],Z=0;Z<M;Z++){var ne=U+Z*_;Y.push({unit:G,pts:ne,dts:ne})}return c.samples=Y,this.remuxAudio(c,u,a,!1)},T.remuxID3=function(c,u){var a=c.samples.length;if(!a)return;for(var x=c.inputTimeScale,y=this._initPTS,p=this._initDTS,k=0;k<a;k++){var F=c.samples[k];F.pts=d(F.pts-y,u*x)/x,F.dts=d(F.dts-p,u*x)/x}var U=c.samples;return c.samples=[],{samples:U}},T.remuxText=function(c,u){var a=c.samples.length;if(!a)return;for(var x=c.inputTimeScale,y=this._initPTS,p=0;p<a;p++){var k=c.samples[p];k.pts=d(k.pts-y,u*x)/x}c.samples.sort(function(U,W){return U.pts-W.pts});var F=c.samples;return c.samples=[],{samples:F}},D}();function d(D,T){var h;if(T===null)return D;for(T<D?h=-8589934592:h=8589934592;Math.abs(D-T)>4294967296;)D+=h;return D}function C(D){for(var T=0;T<D.length;T++)if(D[T].key)return T;return-1}var g=function(T,h,c,u){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=u,this.flags=new m(T)},m=function(T){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=T?2:1,this.isNonSync=T?0:1}},"./src/remux/passthrough-remuxer.ts":function(J,K,L){"use strict";L.r(K);var H=L("./src/polyfills/number.ts"),I=L("./src/utils/mp4-tools.ts"),O=L("./src/loader/fragment.ts"),B=L("./src/utils/logger.ts"),N=function(){function f(){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 v=f.prototype;return v.destroy=function(){},v.resetTimeStamp=function(w){this.initPTS=w,this.lastEndDTS=null},v.resetNextTimestamp=function(){this.lastEndDTS=null},v.resetInitSegment=function(w,b,E){this.audioCodec=b,this.videoCodec=E,this.generateInitSegment(w),this.emitInitSegment=!0},v.generateInitSegment=function(w){var b=this.audioCodec,E=this.videoCodec;if(!w||!w.byteLength){this.initTracks=void 0,this.initData=void 0;return}var l=this.initData=Object(I.parseInitSegment)(w);b||(b=A(l.audio,O.ElementaryStreamTypes.AUDIO)),E||(E=A(l.video,O.ElementaryStreamTypes.VIDEO));var o={};l.audio&&l.video?o.audiovideo={container:"video/mp4",codec:b+","+E,initSegment:w,id:"main"}:l.audio?o.audio={container:"audio/mp4",codec:b,initSegment:w,id:"audio"}:l.video?o.video={container:"video/mp4",codec:E,initSegment:w,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},v.remux=function(w,b,E,l,o){var s=this.initPTS,d=this.lastEndDTS,C={audio:void 0,video:void 0,text:l,id3:E,initSegment:void 0};Object(H.isFiniteNumber)(d)||(d=this.lastEndDTS=o||0);var g=b.samples;if(!g||!g.length)return C;var m={initPTS:void 0,timescale:1},D=this.initData;if((!D||!D.length)&&(this.generateInitSegment(g),D=this.initData),!D||!D.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),C;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(H.isFiniteNumber)(s)||(this.initPTS=m.initPTS=s=R(D,g,d));var T=Object(I.getDuration)(g,D),h=d,c=T+h;Object(I.offsetStartDTS)(D,g,s),T>0?this.lastEndDTS=c:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var u=!!D.audio,a=!!D.video,x="";u&&(x+="audio"),a&&(x+="video");var y={data1:g,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:x,hasAudio:u,hasVideo:a,nb:1,dropped:0};return C.audio=y.type==="audio"?y:void 0,C.video=y.type!=="audio"?y:void 0,C.text=l,C.id3=E,C.initSegment=m,C},f}(),R=function(v,P,w){return Object(I.getStartDTS)(v,P)-w};function A(f,v){var P=f==null?void 0:f.codec;return P&&P.length>4?P:P==="hvc1"?"hvc1.1.c.L120.90":P==="av01"?"av01.0.04M.08":P==="avc1"||v===O.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}K.default=N},"./src/task-loop.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"default",function(){return H});var H=function(){function I(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var O=I.prototype;return O.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},O.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},O.onHandlerDestroyed=function(){},O.hasInterval=function(){return!!this._tickInterval},O.hasNextTick=function(){return!!this._tickTimer},O.setInterval=function(N){return this._tickInterval?!1:(this._tickInterval=self.setInterval(this._boundTick,N),!0)},O.clearInterval=function(){return this._tickInterval?(self.clearInterval(this._tickInterval),this._tickInterval=null,!0):!1},O.clearNextTick=function(){return 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O}),L.d(K,"getSkipValue",function(){return B}),L.d(K,"HlsUrlParameters",function(){return N}),L.d(K,"Level",function(){return R});function H(A,f){for(var v=0;v<f.length;v++){var P=f[v];P.enumerable=P.enumerable||!1,P.configurable=!0,"value"in P&&(P.writable=!0),Object.defineProperty(A,P.key,P)}}function I(A,f,v){return f&&H(A.prototype,f),v&&H(A,v),A}var O;(function(A){A.No="",A.Yes="YES",A.v2="v2"})(O||(O={}));function B(A,f){var v=A.canSkipUntil,P=A.canSkipDateRanges,w=A.endSN,b=f!==void 0?f-w:0;return v&&b<v?P?O.v2:O.Yes:O.No}var N=function(){function A(v,P,w){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=v,this.part=P,this.skip=w}var f=A.prototype;return f.addDirectives=function(P){var w=new self.URL(P);return this.msn!==void 0&&w.searchParams.set("_HLS_msn",this.msn.toString()),this.part!==void 0&&w.searchParams.set("_HLS_part",this.part.toString()),this.skip&&w.searchParams.set("_HLS_skip",this.skip),w.toString()},A}(),R=function(){function A(f){this.attrs=void 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f=B.getBuffered(R),v=0;v<f.length;v++)if(A>=f.start(v)&&A<=f.end(v))return!0}}catch(P){}return!1},B.bufferInfo=function(R,A,f){try{if(R){var v=B.getBuffered(R),P=[],w;for(w=0;w<v.length;w++)P.push({start:v.start(w),end:v.end(w)});return this.bufferedInfo(P,A,f)}}catch(b){}return{len:0,start:A,end:A,nextStart:void 0}},B.bufferedInfo=function(R,A,f){A=Math.max(0,A),R.sort(function(m,D){var T=m.start-D.start;return T||D.end-m.end});var v=[];if(f)for(var P=0;P<R.length;P++){var w=v.length;if(w){var b=v[w-1].end;R[P].start-b<f?R[P].end>b&&(v[w-1].end=R[P].end):v.push(R[P])}else v.push(R[P])}else v=R;for(var E=0,l,o=A,s=A,d=0;d<v.length;d++){var C=v[d].start,g=v[d].end;if(A+f>=C&&A<g)o=C,s=g,E=s-A;else if(A+f<C){l=C;break}}return{len:E,start:o||0,end:s||0,nextStart:l}},B.getBuffered=function(R){try{return R.buffered}catch(A){return H.logger.log("failed to get media.buffered",A),I}},B}()},"./src/utils/cea-608-parser.ts":function(J,K,L){"use strict";L.r(K),L.d(K,"Row",function(){return 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I.hasOwnProperty(c)&&(u=I[c]),String.fromCharCode(u)},B=15,N=100,R={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},A={17:2,18:4,21:6,22:8,23:10,19:13,20:15},f={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},v={25:2,26:4,29:6,30:8,31:10,27:13,28:15},P=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],w;(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"})(w||(w={}));var b=function(){function h(){this.time=null,this.verboseLevel=w.ERROR}var c=h.prototype;return c.log=function(a,x){this.verboseLevel>=a&&H.logger.log(this.time+" ["+a+"] "+x)},h}(),E=function(c){for(var u=[],a=0;a<c.length;a++)u.push(c[a].toString(16));return u},l=function(){function h(u,a,x,y,p){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=u||"white",this.underline=a||!1,this.italics=x||!1,this.background=y||"black",this.flash=p||!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 x=["foreground","underline","italics","background","flash"],y=0;y<x.length;y++){var p=x[y];a.hasOwnProperty(p)&&(this[p]=a[p])}},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(u,a,x,y,p,k){this.uchar=void 0,this.penState=void 0,this.uchar=u||" ",this.penState=new l(a,x,y,p,k)}var c=h.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,x){this.uchar=a,this.penState.copy(x)},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}(),s=function(){function h(u){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<N;a++)this.chars.push(new o);this.logger=u,this.pos=0,this.currPenState=new l}var c=h.prototype;return c.equals=function(a){for(var x=!0,y=0;y<N;y++)if(!this.chars[y].equals(a.chars[y])){x=!1;break}return x},c.copy=function(a){for(var x=0;x<N;x++)this.chars[x].copy(a.chars[x])},c.isEmpty=function(){for(var a=!0,x=0;x<N;x++)if(!this.chars[x].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(w.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>N&&(this.logger.log(w.DEBUG,"Too large cursor position "+this.pos),this.pos=N)},c.moveCursor=function(a){var x=this.pos+a;if(a>1)for(var y=this.pos+1;y<x+1;y++)this.chars[y].setPenState(this.currPenState);this.setCursor(x)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var x=O(a);if(this.pos>=N){this.logger.log(w.ERROR,"Cannot insert "+a.toString(16)+" ("+x+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(x,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(a){var x;for(x=a;x<N;x++)this.chars[x].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=[],x=!0,y=0;y<N;y++){var p=this.chars[y].uchar;p!==" "&&(x=!1),a.push(p)}return x?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var x=this.chars[this.pos];x.setPenState(this.currPenState)},h}(),d=function(){function h(u){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 s(u));this.logger=u,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 x=!0,y=0;y<B;y++)if(!this.rows[y].equals(a.rows[y])){x=!1;break}return x},c.copy=function(a){for(var x=0;x<B;x++)this.rows[x].copy(a.rows[x])},c.isEmpty=function(){for(var a=!0,x=0;x<B;x++)if(!this.rows[x].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 x=this.rows[this.currRow];x.insertChar(a)},c.setPen=function(a){var x=this.rows[this.currRow];x.setPenStyles(a)},c.moveCursor=function(a){var x=this.rows[this.currRow];x.moveCursor(a)},c.setCursor=function(a){this.logger.log(w.INFO,"setCursor: "+a);var x=this.rows[this.currRow];x.setCursor(a)},c.setPAC=function(a){this.logger.log(w.INFO,"pacData = "+JSON.stringify(a));var x=a.row-1;if(this.nrRollUpRows&&x<this.nrRollUpRows-1&&(x=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==x){for(var y=0;y<B;y++)this.rows[y].clear();var p=this.currRow+1-this.nrRollUpRows,k=this.lastOutputScreen;if(k){var F=k.rows[p].cueStartTime,U=this.logger.time;if(F&&U!==null&&F<U)for(var W=0;W<this.nrRollUpRows;W++)this.rows[x-this.nrRollUpRows+W+1].copy(k.rows[p+W])}}this.currRow=x;var _=this.rows[this.currRow];if(a.indent!==null){var M=a.indent,G=Math.max(M-1,0);_.setCursor(a.indent),a.color=_.chars[G].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(w.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(w.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(w.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,x=this.rows.splice(a,1)[0];x.clear(),this.rows.splice(this.currRow,0,x),this.logger.log(w.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var x=[],y="",p=-1,k=0;k<B;k++){var F=this.rows[k].getTextString();F&&(p=k+1,a?x.push("Row "+p+": '"+F+"'"):x.push(F.trim()))}return x.length>0&&(a?y="["+x.join(" | ")+"]":y=x.join(`
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Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(w.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(w.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(w.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(w.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(w.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(w.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(w.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(w.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(w.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(w.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(w.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(w.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(w.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var x={flash:!1};if(x.underline=a%2===1,x.italics=a>=46,x.italics)x.foreground="white";else{var y=Math.floor(a/2)-16,p=["white","green","blue","cyan","red","yellow","magenta"];x.foreground=p[y]}this.logger.log(w.INFO,"MIDROW: "+JSON.stringify(x)),this.writeScreen.setPen(x)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var x=this.logger.time;if(x===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=x:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,x,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:x),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}(),g=function(){function h(u,a,x){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var y=new b;this.channels=[null,new C(u,a,y),new C(u+1,x,y)],this.cmdHistory=T(),this.logger=y}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,x){this.channels[a].setHandler(x)},c.addData=function(a,x){var y,p,k,F=!1;this.logger.time=a;for(var U=0;U<x.length;U+=2){if(p=x[U]&127,k=x[U+1]&127,p===0&&k===0)continue;if(this.logger.log(w.DATA,"["+E([x[U],x[U+1]])+"] -> ("+E([p,k])+")"),y=this.parseCmd(p,k),y||(y=this.parseMidrow(p,k)),y||(y=this.parsePAC(p,k)),y||(y=this.parseBackgroundAttributes(p,k)),!y&&(F=this.parseChars(p,k),F)){var W=this.currentChannel;if(W&&W>0){var _=this.channels[W];_.insertChars(F)}else this.logger.log(w.WARNING,"No channel found yet. TEXT-MODE?")}!y&&!F&&this.logger.log(w.WARNING,"Couldn't parse cleaned data "+E([p,k])+" orig: "+E([x[U],x[U+1]]))}},c.parseCmd=function(a,x){var y=this.cmdHistory,p=(a===20||a===28||a===21||a===29)&&x>=32&&x<=47,k=(a===23||a===31)&&x>=33&&x<=35;if(!(p||k))return!1;if(D(a,x,y))return m(null,null,y),this.logger.log(w.DEBUG,"Repeated command ("+E([a,x])+") is dropped"),!0;var F=a===20||a===21||a===23?1:2,U=this.channels[F];return a===20||a===21||a===28||a===29?x===32?U.ccRCL():x===33?U.ccBS():x===34?U.ccAOF():x===35?U.ccAON():x===36?U.ccDER():x===37?U.ccRU(2):x===38?U.ccRU(3):x===39?U.ccRU(4):x===40?U.ccFON():x===41?U.ccRDC():x===42?U.ccTR():x===43?U.ccRTD():x===44?U.ccEDM():x===45?U.ccCR():x===46?U.ccENM():x===47&&U.ccEOC():U.ccTO(x-32),m(a,x,y),this.currentChannel=F,!0},c.parseMidrow=function(a,x){var y=0;if((a===17||a===25)&&x>=32&&x<=47){if(a===17?y=1:y=2,y!==this.currentChannel)return this.logger.log(w.ERROR,"Mismatch channel in midrow parsing"),!1;var p=this.channels[y];return 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