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r=n.marker.find(1,!0);return Ln(e,r.line,Fr(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,S=0;S<t.markedSpans.length;++S)if(i=t.markedSpans[S],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&Ln(e,t,i))return!0}function lr(e){e=Qt(e);for(var t=0,n=e.parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var S=n.parent;S;n=S,S=n.parent)for(var j=0;j<S.children.length;++j){var G=S.children[j];if(G==n)break;t+=G.height}return t}function Dn(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Cn(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=on(r);){var S=n.find(0,!0);t-=r.text.length-S.from.ch,r=S.to.line,t+=r.text.length-S.to.ch}return t}function kr(e){var t=e.display,n=e.doc;t.maxLine=ot(n,n.first),t.maxLineLength=Dn(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var 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r=ei(t);t.background=r.insertBefore(o("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Za(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Ni(e,t)}function _s(e,t){var n=t.text.className,r=Za(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,ca(e,t)):n&&(t.text.className=n)}function ca(e,t){Ms(e,t),t.line.wrapClass?ei(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function qa(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=ei(t);t.gutterBackground=o("div",null,"CodeMirror-gutter-background 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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 Fi(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=d(e.measure,o("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function Ar(e){return oe-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(),G=0;G<j.length-1;G++){var 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i=no(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function Lr(e,t,n,r,i){t.before&&(n=-1);var S=n+(r||""),j;return t.cache.hasOwnProperty(S)?j=t.cache[S]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Us(e,t.view,t.rect),t.hasHeights=!0),j=Ws(e,t,n,r),j.bogus||(t.cache[S]=j)),{left:j.left,right:j.right,top:i?j.rtop:j.top,bottom:i?j.rbottom:j.bottom}}var ao={left:0,right:0,top:0,bottom:0};function oo(e,t,n){for(var r,i,S,j,G,V,X=0;X<e.length;X+=3)if(G=e[X],V=e[X+1],t<G?(i=0,S=1,j="left"):t<V?(i=t-G,S=i+1):(X==e.length-3||t==V&&e[X+3]>t)&&(S=V-G,i=S-1,t>=V&&(j="right")),i!=null){if(r=e[X+2],G==V&&n==(r.insertLeft?"left":"right")&&(j=n),n=="left"&&i==0)for(;X&&e[X-2]==e[X-3]&&e[X-1].insertLeft;)r=e[(X-=3)+2],j="left";if(n=="right"&&i==V-G)for(;X<e.length-3&&e[X+3]==e[X+4]&&!e[X+5].insertLeft;)r=e[(X+=3)+2],j="right";break}return{node:r,start:i,end:S,collapse:j,coverStart:G,coverEnd:V}}function js(e,t){var 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ye=X.top-t.rect.top,Oe=X.bottom-t.rect.top,Ie=(ye+Oe)/2,je=t.view.measure.heights,He=0;He<je.length-1&&!(Ie<je[He]);He++);var Je=He?je[He-1]:0,Ke=je[He],tt={left:(V=="right"?X.right:X.left)-t.rect.left,right:(V=="left"?X.left:X.right)-t.rect.left,top:Je,bottom:Ke};return!X.left&&!X.right&&(tt.bogus=!0),e.options.singleCursorHeightPerLine||(tt.rtop=ye,tt.rbottom=Oe),tt}function Hs(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!yt(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,h(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 c&&l?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function co(){return c&&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+=Fi(e.display):j-=e.display.viewOffset,r=="page"||r=="window"){var G=e.display.lineSpace.getBoundingClientRect();j+=G.top+(r=="window"?0:co());var V=G.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=ot(e.doc,t.line)),Ui(e,r,io(e,r,t.ch,i),n)}function br(e,t,n,r,i,S){r=r||ot(e.doc,t.line),i||(i=On(e,r));function j(Oe,Ie){var je=Lr(e,i,Oe,Ie?"right":"left",S);return Ie?je.left=je.right:je.right=je.left,Ui(e,r,je,n)}var G=Xe(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"),!G)return j(X=="before"?V-1:V,X=="before");function ne(Oe,Ie,je){var He=G[Ie],Je=He.level==1;return j(je?Oe-1:Oe,Je!=je)}var le=We(G,V,X),xe=Ve,ye=ne(V,le,X=="before");return xe!=null&&(ye.other=ne(V,xe,X!="before")),ye}function ho(e,t){var n=0;t=pt(e.doc,t),e.options.lineWrapping||(n=kn(e.display)*t.ch);var r=ot(e.doc,t.line),i=lr(r)+Fi(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function va(e,t,n,r,i){var S=Fe(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,ot(r,S).text.length,null,1,1);t<0&&(t=0);for(var j=ot(r,i);;){var G=Ks(e,j,i,t,n),V=_i(j,G.ch+(G.xRel>0||G.outside>0?1:0));if(!V)return G;var X=V.find(1);if(X.line==i)return X;j=ot(r,i=X.line)}}function po(e,t,n,r){r-=ma(t);var i=t.text.length,S=Ze(function(j){return Lr(e,n,j-1).bottom<=r},i,0);return i=Ze(function(j){return Lr(e,n,j).top>r},S,i),{begin:S,end:i}}function mo(e,t,n,r){n||(n=On(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=On(e,t),j=ma(t),G=0,V=t.text.length,X=!0,ne=Xe(t,e.doc.direction);if(ne){var le=(e.options.lineWrapping?zs:Gs)(e,t,n,S,ne,r,i);X=le.level!=1,G=X?le.from:le.to-1,V=X?le.to:le.from-1}var xe=null,ye=null,Oe=Ze(function(dt){var st=Lr(e,S,dt);return st.top+=j,st.bottom+=j,ba(st,r,i,!1)?(st.top<=i&&st.left<=r&&(xe=dt,ye=st),!0):!1},G,V),Ie,je,He=!1;if(ye){var Je=r-ye.left<ye.right-r,Ke=Je==X;Oe=xe+(Ke?0:1),je=Ke?"after":"before",Ie=Je?ye.left:ye.right}else{!X&&(Oe==V||Oe==G)&&Oe++,je=Oe==0?"after":Oe==t.text.length?"before":Lr(e,S,Oe-(X?1:0)).bottom+j<=i==X?"after":"before";var tt=br(e,Fe(n,Oe,je),"line",t,S);Ie=tt.left,He=i<tt.top?-1:i>=tt.bottom?1:0}return Oe=ke(t.text,Oe,1),va(n,Oe,je,He,r-Ie)}function Gs(e,t,n,r,i,S,j){var G=Ze(function(le){var xe=i[le],ye=xe.level!=1;return ba(br(e,Fe(n,ye?xe.to:xe.from,ye?"before":"after"),"line",t,r),S,j,!0)},0,i.length-1),V=i[G];if(G>0){var X=V.level!=1,ne=br(e,Fe(n,X?V.from:V.to,X?"after":"before"),"line",t,r);ba(ne,S,j,!0)&&ne.top>j&&(V=i[G-1])}return V}function zs(e,t,n,r,i,S,j){var G=po(e,t,r,j),V=G.begin,X=G.end;/\s/.test(t.text.charAt(X-1))&&X--;for(var ne=null,le=null,xe=0;xe<i.length;xe++){var ye=i[xe];if(ye.from>=X||ye.to<=V)continue;var Oe=ye.level!=1,Ie=Lr(e,r,Oe?Math.min(X,ye.to)-1:Math.max(V,ye.from)).right,je=Ie<S?S-Ie+1e9:Ie-S;(!ne||le>je)&&(ne=ye,le=je)}return ne||(ne=i[i.length-1]),ne.from<V&&(ne={from:V,to:ne.to,level:ne.level}),ne.to>X&&(ne={from:ne.from,to:X,level:ne.level}),ne}var ln;function Rn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(ln==null){ln=o("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)ln.appendChild(document.createTextNode("x")),ln.appendChild(o("br"));ln.appendChild(document.createTextNode("x"))}d(e.measure,ln);var n=ln.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),h(e.measure),n||1}function kn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=o("span","xxxxxxxxxx"),n=o("pre",[t],"CodeMirror-line-like");d(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function xa(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,S=t.gutters.firstChild,j=0;S;S=S.nextSibling,++j){var G=e.display.gutterSpecs[j].className;n[G]=S.offsetLeft+S.clientLeft+i,r[G]=S.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function go(e){var t=Rn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/kn(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,G=i.lineSpace.getBoundingClientRect();try{S=t.clientX-G.left,j=t.clientY-G.top}catch(le){return null}var V=ya(e,S,j),X;if(r&&V.xRel>0&&(X=ot(e.doc,V.line).text).length==V.ch){var ne=K(X,X.length,e.options.tabSize)-X.length;V=Fe(V.line,Math.max(0,Math.round((S-ro(e.display).left)/kn(e.display))-ne))}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 rr(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 G=Bi(e,t,t,-1),V=Bi(e,n,n+r,1);G&&V?(i.view=i.view.slice(0,G.index).concat(It(e,G.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=[]);q(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 G=e.display.viewFrom,V=0;V<i;V++)G+=j[V].size;if(G!=t){if(r>0){if(i==j.length-1)return null;S=G+j[i].size-t,i++}else S=G-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 G=n.sel.ranges[j];if(G.from().line>=e.display.viewTo||G.to().line<e.display.viewFrom)continue;var V=G.empty();(V||e.options.showCursorWhenSelecting)&&bo(e,G.head,i),V||Xs(e,G,S)}return r}function bo(e,t,n){var r=br(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(o("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(o("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),G=j.left,V=Math.max(r.sizerWidth,sn(e)-r.sizer.offsetLeft)-j.right,X=i.direction=="ltr";function ne(Ke,tt,dt,st){tt<0&&(tt=0),tt=Math.round(tt),st=Math.round(st),S.appendChild(o("div",null,"CodeMirror-selected","position: absolute; left: "+Ke+`px;
                             top: `+tt+"px; width: "+(dt==null?V-Ke:dt)+`px;
                             height: `+(st-tt)+"px"))}function le(Ke,tt,dt){var st=ot(i,Ke),gt=st.text.length,kt,Vt;function _t(Bt,ar){return ga(e,Fe(Ke,Bt),"div",st,ar)}function dr(Bt,ar,$t){var Ht=mo(e,st,null,Bt),jt=ar=="ltr"==($t=="after")?"left":"right",Nt=$t=="after"?Ht.begin:Ht.end-(/\s/.test(st.text.charAt(Ht.end-1))?2:1);return _t(Nt,jt)[jt]}var ir=Xe(st,i.direction);return Ge(ir,tt||0,dt==null?gt:dt,function(Bt,ar,$t,Ht){var jt=$t=="ltr",Nt=_t(Bt,jt?"left":"right"),or=_t(ar-1,jt?"right":"left"),Gn=tt==null&&Bt==0,Qr=dt==null&&ar==gt,Zt=Ht==0,Dr=!ir||Ht==ir.length-1;if(or.top-Nt.top<=3){var Xt=(X?Gn:Qr)&&Zt,Xa=(X?Qr:Gn)&&Dr,Ir=Xt?G:(jt?Nt:or).left,mn=Xa?V:(jt?or:Nt).right;ne(Ir,Nt.top,mn-Ir,Nt.bottom)}else{var gn,tr,zn,Ya;jt?(gn=X&&Gn&&Zt?G:Nt.left,tr=X?V:dr(Bt,$t,"before"),zn=X?G:dr(ar,$t,"after"),Ya=X&&Qr&&Dr?V:or.right):(gn=X?dr(Bt,$t,"before"):G,tr=!X&&Gn&&Zt?V:Nt.right,zn=!X&&Qr&&Dr?G:or.left,Ya=X?dr(ar,$t,"after"):V),ne(gn,Nt.top,tr-gn,Nt.bottom),Nt.bottom<or.top&&ne(G,Nt.bottom,null,or.top),ne(zn,or.top,Ya-zn,or.bottom)}(!kt||ji(Nt,kt)<0)&&(kt=Nt),ji(or,kt)<0&&(kt=or),(!Vt||ji(Nt,Vt)<0)&&(Vt=Nt),ji(or,Vt)<0&&(Vt=or)}),{start:kt,end:Vt}}var xe=t.from(),ye=t.to();if(xe.line==ye.line)le(xe.line,xe.ch,ye.ch);else{var Oe=ot(i,xe.line),Ie=ot(i,ye.line),je=Qt(Oe)==Qt(Ie),He=le(xe.line,xe.ch,je?Oe.text.length+1:null).end,Je=le(ye.line,je?0:null,ye.ch).start;je&&(He.top<Je.top-2?(ne(He.right,He.top,null,He.bottom),ne(G,Je.top,Je.left,Je.bottom)):ne(He.right,He.top,Je.left-He.right,He.bottom)),He.bottom<Je.top&&ne(G,He.bottom,null,Je.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()||Pn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function xo(e){e.state.focused||(e.display.input.focus(),wa(e))}function Eo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Pn(e))},100)}function wa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Ae(e,"focus",e,t),e.state.focused=!0,I(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),P&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Sa(e)}function Pn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Ae(e,"blur",e,t),e.state.focused=!1,f(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function 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,G=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&&(G=i.text.firstChild.getBoundingClientRect().right-X.left-1)}var ne=i.line.height-j;if((ne>.005||ne<-.005)&&(cr(i.line,j),To(i.line),i.rest))for(var le=0;le<i.rest.length;le++)To(i.rest[le]);if(G>e.display.sizerWidth){var xe=Math.ceil(G/kn(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-Fi(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 G=n.ensure.from.line,V=n.ensure.to.line;G<S?(S=G,j=wr(t,lr(ot(t,G))+e.wrapper.clientHeight)):Math.min(V,t.lastLine())>=j&&(S=wr(t,lr(ot(t,V))-e.wrapper.clientHeight),j=V)}return{from:S,to:Math.max(j,S+1)}}function Ys(e,t){if(Me(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=o("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Fi(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?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var S=0;S<5;S++){var j=!1,G=br(e,t),V=!n||n==t?G:br(e,n);i={left:Math.min(G.left,V.left),top:Math.min(G.top,V.top)-r,right:Math.max(G.left,V.left),bottom:Math.max(G.bottom,V.bottom)+r};var X=Ca(e,i),ne=e.doc.scrollTop,le=e.doc.scrollLeft;if(X.scrollTop!=null&&(ai(e,X.scrollTop),Math.abs(e.doc.scrollTop-ne)>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=Rn(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 G=e.doc.height+fa(n),V=t.top<r,X=t.bottom>G-r;if(t.top<i)j.scrollTop=V?0:t.top;else if(t.bottom>i+S){var ne=Math.min(t.top,(X?G:t.bottom)-S);ne!=i&&(j.scrollTop=ne)}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,Oe=t.right-t.left>ye;return Oe&&(t.right=t.left+ye),t.left<10?j.scrollLeft=0:t.left<xe?j.scrollLeft=Math.max(0,t.left+le-(Oe?0:10)):t.right>ye+xe-3&&(j.scrollLeft=t.right+(Oe?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 Mn(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,Oo(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=o("div",[o("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=o("div",[o("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),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 _n(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&&f(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&&I(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},Tt(e.curOp)}function pn(e){var t=e.curOp;t&&Lt(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&&kr(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)&&_n(t,e.barMeasure),e.updatedDisplay&&Ra(t,e.barMeasure),e.selectionChanged&&Sa(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&xo(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,pt(r,e.scrollToPos.from),pt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var S=e.maybeHiddenMarkers,j=e.maybeUnhiddenMarkers;if(S)for(var G=0;G<S.length;++G)S[G].lines.length||Ae(S[G],"hide");if(j)for(var V=0;V<j.length;++V)j[V].lines.length&&Ae(j[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Ae(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 er(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=Ue(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,G=S.text.length>e.options.maxHighlightLength?pr(t.mode,r.state):null,V=Li(e,S,r,!0);G&&(r.state=G),S.styles=V.styles;var X=S.styleClasses,ne=V.classes;ne?S.styleClasses=ne:X&&(S.styleClasses=null);for(var le=!j||j.length!=S.styles.length||X!=ne&&(!X||!ne||X.bgClass!=ne.bgClass||X.textClass!=ne.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&&$n(e,S.text,r),S.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return li(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&ur(e,function(){for(var S=0;S<i.length;S++)Kr(e,i[S],"text")})}var Gi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Hi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=sn(e),this.force=n,this.dims=xa(e),this.events=[]};Gi.prototype.signal=function(e,t){de(e,t)&&this.events.push(arguments)},Gi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Ae.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Ar(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Ar(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=k();if(!t||!m(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&m(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==k())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&m(document.body,e.anchorNode)&&m(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;Ro(e)&&(Gr(e),t.dims=xa(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 G=S!=n.viewFrom||j!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,S,j),n.viewOffset=lr(ot(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=vo(e);if(!G&&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),h(n.cursorDiv),h(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,G&&(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),_n(e,i),Ra(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),_n(e,r),Ra(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,S=r.lineDiv,j=S.firstChild;function G(Oe){var Ie=Oe.nextSibling;return P&&s&&e.display.currentWheelTarget==Oe?Oe.style.display="none":Oe.parentNode.removeChild(Oe),Ie}for(var V=r.view,X=r.viewFrom,ne=0;ne<V.length;ne++){var le=V[ne];if(!le.hidden)if(!le.node||le.node.parentNode!=S){var xe=Ns(e,le,X,n);S.insertBefore(xe,j)}else{for(;j!=le.node;)j=G(j);var ye=i&&t!=null&&t<=X&&le.lineNumber;le.changes&&(q(le.changes,"gutter")>-1&&(ye=!1),Ja(e,le,X,n)),ye&&(h(le.lineNumber),le.lineNumber.appendChild(document.createTextNode(yn(e.options,X)))),j=le.node.nextSibling}X+=le.size}for(;j;)j=G(j)}function Oa(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ra(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 Oo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,S=r+"px",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 G=n[j].alignable;if(G)for(var V=0;V<G.length;V++)G[V].style.left=S}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Ro(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(o("div",[o("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",Oa(e.display),!0}return!1}function ka(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 ko(e){var t=e.gutters,n=e.gutterSpecs;h(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],S=i.className,j=i.style,G=t.appendChild(o("div",null,"CodeMirror-gutter "+S));j&&(G.style.cssText=j),S=="CodeMirror-linenumbers"&&(e.lineGutter=G,G.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Oa(e)}function ui(e){ko(e.display),rr(e),Oo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=o("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=o("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=E("div",null,"CodeMirror-code"),i.selectionDiv=o("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=o("div",null,"CodeMirror-cursors"),i.measure=o("div",null,"CodeMirror-measure"),i.lineMeasure=o("div",null,"CodeMirror-measure"),i.lineSpace=E("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var S=E("div",[i.lineSpace],"CodeMirror-lines");i.mover=o("div",[S],null,"position: relative"),i.sizer=o("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=o("div",null,null,"position: absolute; height: "+oe+"px; width: 1px;"),i.gutters=o("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=o("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=o("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),B&&N<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!P&&!(L&&a)&&(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=ka(r.gutters,r.lineNumbers),ko(i),n.init(i)}var zi=0,fr=null;B?fr=-.53:L?fr=15:c?fr=-.7:R&&(fr=-1/3);function Po(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=Po(e);return t.x*=fr,t.y*=fr,t}function Mo(e,t){var n=Po(t),r=n.x,i=n.y,S=e.display,j=S.scroller,G=j.scrollWidth>j.clientWidth,V=j.scrollHeight>j.clientHeight;if(!(r&&G||i&&V))return;if(i&&s&&P){e:for(var X=t.target,ne=S.view;X!=j;X=X.parentNode)for(var le=0;le<ne.length;le++)if(ne[le].node==X){e.display.currentWheelTarget=X;break e}}if(r&&!L&&!p&&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,Oe=ye+S.wrapper.clientHeight;xe<0?ye=Math.max(0,ye+xe-50):Oe=Math.min(e.doc.height,Oe+xe+50),Da(e,{top:ye,bottom:Oe})}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,je=j.scrollTop-S.wheelStartY,He=je&&S.wheelDY&&je/S.wheelDY||Ie&&S.wheelDX&&Ie/S.wheelDX;if(S.wheelStartX=S.wheelStartY=null,!He)return;fr=(fr*zi+He)/(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 At(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(ct(t,r.from())>=0&&ct(e,r.to())<=0)return n}return-1};var At=function(e,t){this.anchor=e,this.head=t};At.prototype.from=function(){return bn(this.anchor,this.head)},At.prototype.to=function(){return tn(this.anchor,this.head)},At.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function xr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(xe,ye){return ct(xe.from(),ye.from())}),n=q(t,i);for(var S=1;S<t.length;S++){var j=t[S],G=t[S-1],V=ct(G.to(),j.from());if(r&&!j.empty()?V>0:V>=0){var X=bn(G.from(),j.from()),ne=tn(G.to(),j.to()),le=G.empty()?j.from()==j.head:G.from()==G.head;S<=n&&--n,t.splice(--S,2,new At(le?ne:X,le?X:ne))}}return new hr(t,n)}function zr(e,t){return new hr([new At(e,t||e)],0)}function Vr(e){return e.text?Fe(e.from.line+e.text.length-1,$(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function _o(e,t){if(ct(e,t.from)<0)return e;if(ct(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),Fe(n,r)}function Pa(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new At(_o(i.anchor,t),_o(i.head,t)))}return xr(e.cm,n,e.sel.primIndex)}function Io(e,t,n){return e.line==t.line?Fe(n.line,e.ch-t.ch+n.ch):Fe(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Fe(e.first,0),S=i,j=0;j<t.length;j++){var G=t[j],V=Io(G.from,i,S),X=Io(Vr(G),i,S);if(i=G.to,S=X,n=="around"){var ne=e.sel.ranges[j],le=ct(ne.head,ne.anchor)<0;r[j]=new 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r=this.children[n],i=r.chunkSize();if(e<i){var S=Math.min(t,i-e),j=r.height;if(r.removeInner(e,S),this.height-=j-r.height,i==S&&(this.children.splice(n--,1),r.parent=null),(t-=S)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof hi))){var G=[];this.collapse(G),this.children=[new hi(G)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],S=i.chunkSize();if(e<=S){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var j=i.lines.length%25+25,G=j;G<i.lines.length;){var V=new hi(i.lines.slice(G,G+=25));i.height-=V.height,this.children.splice(++r,0,V),V.parent=this}i.lines=i.lines.slice(0,j),this.maybeSpill()}break}e-=S}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new pi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=q(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new pi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],S=i.chunkSize();if(e<S){var j=Math.min(t,S-e);if(i.iterN(e,j,n))return!0;if((t-=j)==0)break;e=0}else e-=S}}};var mi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};mi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Ct(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var S=ti(this);cr(n,Math.max(0,n.height-S)),e&&(ur(e,function(){ns(e,n,-S),Kr(e,r,"widget")}),Ot(e,"lineWidgetCleared",e,this,r))},mi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var 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),Ot(n,"lineWidgetChanged",n,e,Ct(r))})},ce(mi);function ns(e,t,n){lr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Aa(e,n)}function El(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 G=j.widgets||(j.widgets=[]);if(i.insertAt==null?G.push(i):G.splice(Math.min(G.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&&Ot(S,"lineWidgetAdded",S,i,typeof t=="number"?t:Ct(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&&Ot(this,"clear",n.from,n.to)}for(var r=null,i=null,S=0;S<this.lines.length;++S){var j=this.lines[S],G=Fr(j.markedSpans,this);e&&!this.collapsed?Kr(e,Ct(j),"text"):e&&(G.to!=null&&(i=Ct(j)),G.from!=null&&(r=Ct(j))),j.markedSpans=Ur(j.markedSpans,G),G.from==null&&this.collapsed&&!yr(this.doc,j)&&e&&cr(j,Rn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var X=Qt(this.lines[V]),ne=Dn(X);ne>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=ne,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&rr(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&&Ot(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=Fr(S.markedSpans,this);if(j.from!=null&&(n=Fe(t?S:Ct(S),j.from),e==-1))return n;if(j.to!=null&&(r=Fe(t?S:Ct(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=Ct(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 G=n.height;n.height=null;var V=ti(n)-G;V&&cr(i,i.height+V)}Ot(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||q(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(q(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=ct(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=E("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");Pi()}S.addToHistory&&jo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var G=t.line,V=e.cm,X;if(e.iter(G,n.line+1,function(le){V&&S.collapsed&&!V.options.lineWrapping&&Qt(le)==V.display.maxLine&&(X=!0),S.collapsed&&G!=t.line&&cr(le,0),Br(le,new En(S,G==t.line?t.ch:null,G==n.line?n.ch:null)),++G}),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)rr(V,t.line,n.line+1);else if(S.className||S.startStyle||S.endStyle||S.css||S.attributes||S.title)for(var ne=t.line;ne<=n.line;ne++)Kr(V,ne,"text");S.atomic&&Xo(V.doc),Ot(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();Ot(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],G=r.widgetNode;return Xr(e,function(V){G&&(r.widgetNode=G.cloneNode(!0)),S.push(Bn(V,pt(V,t),pt(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 as(e){return e.findMarks(Fe(e.first,0),e.clipPos(Fe(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),S=e.clipPos(i.from),j=e.clipPos(i.to);if(ct(S,j)){var G=Bn(e,S,j,r.primary,r.primary.type);r.markers.push(G),G.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],S=[i.primary.doc];Xr(i.primary.doc,function(V){return S.push(V)});for(var j=0;j<i.markers.length;j++){var G=i.markers[j];q(S,G.doc)==-1&&(G.parent=null,i.markers.splice(j--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,nr=function(e,t,n,r,i){if(!(this instanceof nr))return new nr(e,t,n,r,i);n==null&&(n=0),pi.call(this,[new hi([new Hr("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var S=Fe(n,0);this.sel=zr(S),this.history=new Vi(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),_a(this,{from:S,to:S,text:e}),Jt(this,zr(S),me)};nr.prototype=Ce(pi.prototype,{constructor:nr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=Vn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:zt(function(e){var t=Fe(this.first,0),n=this.first+this.size-1;Fn(this,{from:t,to:Fe(n,ot(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&ii(this.cm,0,0),Jt(this,zr(t),me)}),replaceRange:function(e,t,n,r){t=pt(this,t),n=n?pt(this,n):t,Un(this,e,t,n,r)},getRange:function(e,t,n){var r=Sr(this,pt(this,e),pt(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Zr(this,e))return ot(this,e)},getLineNumber:function(e){return Ct(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=ot(this,e)),Qt(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return pt(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:zt(function(e,t,n){Go(this,pt(this,typeof e=="number"?Fe(e,t||0):e),null,n)}),setSelection:zt(function(e,t,n){Go(this,pt(this,e),pt(this,t||e),n)}),extendSelection:zt(function(e,t,n){Yi(this,pt(this,e),t&&pt(this,t),n)}),extendSelections:zt(function(e,t){Ko(this,Ai(this,e),t)}),extendSelectionsBy:zt(function(e,t){var n=ae(this.sel.ranges,e);Ko(this,Ai(this,n),t)}),setSelections:zt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new At(pt(this,e[i].anchor),pt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Jt(this,xr(this.cm,r,t),n)}),addSelection:zt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new At(pt(this,e),pt(this,t||e))),Jt(this,xr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Sr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Sr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:zt(function(e,t,n){for(var r=[],i=this.sel,S=0;S<i.ranges.length;S++){var 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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&&Ne(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,Ne(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=ot(this,e),!e)return null}else if(t=Ct(e),t==null)return null;return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},addLineClass:zt(function(e,t,n){return fi(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass";if(!r[i])r[i]=n;else{if(T(n).test(r[i]))return!1;r[i]+=" "+n}return!0})}),removeLineClass:zt(function(e,t,n){return fi(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass",S=r[i];if(S)if(n==null)r[i]=null;else{var j=S.match(T(n));if(!j)return!1;var G=j.index+j[0].length;r[i]=S.slice(0,j.index)+(!j.index||G==S.length?"":" ")+S.slice(G)||null}else return!1;return!0})}),addLineWidget:zt(function(e,t,n){return El(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return 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r=0;r<n.length;++r)n[r].from!=null&&e.push(n[r].marker)}),e},posFromIndex:function(e){var t,n=this.first,r=this.lineSeparator().length;return this.iter(function(i){var S=i.text.length+r;if(S>e)return t=e,!0;e-=S,++n}),pt(this,Fe(n,t))},indexFromPos:function(e){e=pt(this,e);var t=e.ch;if(e.line<this.first||e.ch<0)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,function(r){t+=r.text.length+n}),t},copy:function(e){var t=new nr(Vn(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;e.from!=null&&e.from>t&&(t=e.from),e.to!=null&&e.to<n&&(n=e.to);var r=new nr(Vn(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Sl(r,as(this)),r},unlinkDoc:function(e){if(e instanceof Pt&&(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):it(e)},lineSeparator:function(){return this.lineSep||`
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r=="double"?S="Double"+S:r=="triple"&&(S="Triple"+S),S=(t==1?"Left":t==2?"Middle":"Right")+S,xi(e,cs(S,i),i,function(j){if(typeof j=="string"&&(j=bi[j]),!j)return!1;var G=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),G=j(e,n)!=be}finally{e.state.suppressEdits=!1}return G})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var S=u?n.shiftKey&&n.metaKey:n.altKey;i.unit=S?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=s?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(s?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){B?setTimeout(_(xo,e),0):e.curOp.focus=k();var i=Kl(e,n,r),S=e.doc.sel,j;e.options.dragDrop&&Be&&!e.isReadOnly()&&n=="single"&&(j=S.contains(t))>-1&&(ct((j=S.ranges[j]).from(),t)<0||t.xRel>0)&&(ct(j.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var 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i,S;if(t.touches)i=t.touches[0].clientX,S=t.touches[0].clientY;else try{i=t.clientX,S=t.clientY}catch(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Q(t);var j=e.display,G=j.lineDiv.getBoundingClientRect();if(S>G.bottom||!de(e,n))return te(t);S-=G.top-j.viewOffset;for(var V=0;V<e.display.gutterSpecs.length;++V){var X=j.gutters.childNodes[V];if(X&&X.getBoundingClientRect().right>=i){var ne=wr(e.doc,S),le=e.display.gutterSpecs[V];return Ae(e,n,e,ne,le.className,t),te(t)}}}function Ka(e,t){return Ts(e,t,"gutterClick",!0)}function Ss(e,t){if(Mr(e.display,t)||Yl(e,t))return;if(Me(e,t,"contextmenu"))return;D||e.display.input.onContextMenu(t)}function Yl(e,t){return de(e,"gutterContextMenu")?Ts(e,t,"gutterContextMenu",!1):!1}function ws(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ri(e)}var Hn={toString:function(){return"CodeMirror.Init"}},Cs={},ta={};function 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`)&&(Oe=Ie=Fe(Oe.line,0)));var je={from:Oe,to:Ie,text:X?X[xe%X.length]:V,origin:i||(G?"paste":e.state.cutIncoming>j?"cut":"+input")};Fn(e.doc,je),Ot(e,"inputRead",e,je)}t&&!G&&Ls(e,t),Mn(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 G=0;G<S.electricChars.length;G++)if(t.indexOf(S.electricChars.charAt(G))>-1){j=Si(e,i.head.line,"smart");break}}else S.electricInput&&(S.electricInput.test(ot(e.doc,i.head.line).text.slice(0,i.head.ch))&&(j=Si(e,i.head.line,"smart")));j&&Ot(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:Fe(i,0),head:Fe(i+1,0)};n.push(S),t.push(e.getRange(S.anchor,S.head))}return{text:t,ranges:n}}function Os(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Rs(){var e=o("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=o("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return P?e.style.width="1000px":e.setAttribute("wrap","off"),x&&(e.style.border="1px solid black"),Os(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),Ae(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:er(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++,rr(this)}),removeOverlay:er(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++,rr(this);return}}}),indentLine:er(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:er(function(r){for(var i=this.doc.sel.ranges,S=-1,j=0;j<i.length;j++){var G=i[j];if(G.empty())G.head.line>S&&(Si(this,G.head.line,r,!0),S=G.head.line,j==this.doc.sel.primIndex&&Mn(this));else{var V=G.from(),X=G.to(),ne=Math.max(S,V.line);S=Math.min(this.lastLine(),X.line-(X.ch?0:1))+1;for(var le=ne;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&&Fa(this.doc,j,new At(V,xe[j].to()),me)}}}),getTokenAt:function(r,i){return Nr(this,r,i)},getLineTokens:function(r,i){return Nr(this,Fe(r),i,!0)},getTokenTypeAt:function(r){r=pt(this.doc,r);var i=Yn(this,ot(this.doc,r.line)),S=0,j=(i.length-1)/2,G=r.ch,V;if(G==0)V=i[2];else for(;;){var X=S+j>>1;if((X?i[X*2-1]:0)>=G)j=X;else if(i[X*2+1]<G)S=X+1;else{V=i[X*2+2];break}}var ne=V?V.indexOf("overlay "):-1;return ne<0?V:ne==0?null:V.slice(0,ne-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var S=[];if(!n.hasOwnProperty(i))return S;var j=n[i],G=this.getModeAt(r);if(typeof G[i]=="string")j[G[i]]&&S.push(j[G[i]]);else if(G[i])for(var V=0;V<G[i].length;V++){var X=j[G[i][V]];X&&S.push(X)}else G.helperType&&j[G.helperType]?S.push(j[G.helperType]):j[G.name]&&S.push(j[G.name]);for(var ne=0;ne<j._global.length;ne++){var le=j._global[ne];le.pred(G,this)&&q(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),Ue(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=pt(this.doc,r):S=r?j.from():j.to(),br(this,S,i||"page")},charCoords:function(r,i){return ga(this,pt(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,G;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),G=ot(this.doc,r)}else G=r;return Ui(this,G,{top:0,left:0},i||"page",S||j).top+(j?this.doc.height-lr(G):0)},defaultTextHeight:function(){return Rn(this.display)},defaultCharWidth:function(){return kn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,S,j,G){var V=this.display;r=br(this,pt(this.doc,r));var X=r.bottom,ne=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),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),ne+i.offsetWidth>xe&&(ne=xe-i.offsetWidth)}i.style.top=X+"px",i.style.left=i.style.right="",G=="right"?(ne=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(G=="left"?ne=0:G=="middle"&&(ne=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ne+"px"),S&&Qs(this,{left:ne,top:X,right:ne+i.offsetWidth,bottom:X+i.offsetHeight})},triggerOnKeyDown:er(vs),triggerOnKeyPress:er(bs),triggerOnKeyUp:ys,triggerOnMouseDown:er(xs),execCommand:function(r){if(bi.hasOwnProperty(r))return bi[r].call(null,this)},triggerElectric:er(function(r){Ls(this,r)}),findPosH:function(r,i,S,j){var G=1;i<0&&(G=-1,i=-i);for(var V=pt(this.doc,r),X=0;X<i&&!(V=Va(this.doc,V,G,S,j),V.hitSide);++X);return V},moveH:er(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()},fe)}),deleteH:er(function(r,i){var S=this.doc.sel,j=this.doc;S.somethingSelected()?j.replaceSelection("",null,"+delete"):Wn(this,function(G){var V=Va(j,G.head,r,i,!1);return r<0?{from:V,to:G.head}:{from:G.head,to:V}})}),findPosV:function(r,i,S,j){var G=1,V=j;i<0&&(G=-1,i=-i);for(var X=pt(this.doc,r),ne=0;ne<i;++ne){var le=br(this,X,"div");if(V==null?V=le.left:le.left=V,X=ks(this,le,G,S),X.hitSide)break}return X},moveV:er(function(r,i){var S=this,j=this.doc,G=[],V=!this.display.shift&&!j.extend&&j.sel.somethingSelected();if(j.extendSelectionsBy(function(ne){if(V)return r<0?ne.from():ne.to();var le=br(S,ne.head,"div");ne.goalColumn!=null&&(le.left=ne.goalColumn),G.push(le.left);var xe=ks(S,le,r,i);return i=="page"&&ne==j.sel.primary()&&Aa(S,ga(S,xe,"div").top-le.top),xe},fe),G.length)for(var X=0;X<j.sel.ranges.length;X++)j.sel.ranges[X].goalColumn=G[X]}),findWordAt:function(r){var i=this.doc,S=ot(i,r.line).text,j=r.ch,G=r.ch;if(S){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||G==S.length)&&j?--j:++G;for(var X=S.charAt(j),ne=Re(X,V)?function(le){return Re(le,V)}:/\s/.test(X)?function(le){return/\s/.test(le)}:function(le){return!/\s/.test(le)&&!Re(le)};j>0&&ne(S.charAt(j-1));)--j;for(;G<S.length&&ne(S.charAt(G));)++G}return new At(Fe(r.line,j),Fe(r.line,G))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?I(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),Ae(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==k()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:er(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:er(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Fe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):So(this,r.from,r.to,r.margin)}),setSize:er(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 G=this.display.viewFrom;this.doc.iter(G,this.display.viewTo,function(V){if(V.widgets){for(var X=0;X<V.widgets.length;X++)if(V.widgets[X].noHScroll){Kr(S,G,"widget");break}}++G}),this.curOp.forceUpdate=!0,Ae(this,"refresh",this)}),operation:function(r){return ur(this,r)},startOperation:function(){return hn(this)},endOperation:function(){return pn(this)},refresh:er(function(){var r=this.display.cachedTextHeight;rr(this),this.curOp.forceUpdate=!0,ri(this),ii(this,this.doc.scrollLeft,this.doc.scrollTop),Oa(this.display),(r==null||Math.abs(r-Rn(this.display))>.5||this.options.lineWrapping)&&Ta(this),Ae(this,"refresh",this)}),swapDoc:er(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Fo(this,r),ri(this),this.display.input.reset(),ii(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Ot(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,G=ot(e,t.line),V=i&&e.direction=="rtl"?-n:n;function X(){var Je=t.line+V;return Je<e.first||Je>=e.first+e.size?!1:(t=new Fe(Je,t.ch,t.sticky),G=ot(e,Je))}function ne(Je){var Ke;if(r=="codepoint"){var tt=G.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(tt)?Ke=null:Ke=new Fe(t.line,Math.max(0,Math.min(G.text.length,t.ch+n*(tt>=55296&&tt<56320?2:1))),-n)}else i?Ke=_l(e.cm,G,t,n):Ke=Ba(G,t,n);if(Ke==null)if(!Je&&X())t=ja(i,e.cm,G,t.line,V);else return!1;else t=Ke;return!0}if(r=="char"||r=="codepoint")ne();else if(r=="column")ne(!0);else if(r=="word"||r=="group")for(var le=null,xe=r=="group",ye=e.cm&&e.cm.getHelper(t,"wordChars"),Oe=!0;!(n<0&&!ne(!Oe));Oe=!1){var Ie=G.text.charAt(t.ch)||`
`,je=Re(Ie,ye)?"w":xe&&Ie==`
`?"n":!xe||/\s/.test(Ie)?null:"p";if(xe&&!Oe&&!je&&(je="s"),le&&le!=je){n<0&&(n=1,ne(),t.sticky="after");break}if(je&&(le=je),n>0&&!ne(!Oe))break}var He=Qi(e,t,S,j,!0);return qr(S,He)&&(He.hitSide=!0),He}function ks(e,t,n,r){var i=e.doc,S=t.left,j;if(r=="page"){var G=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(G-.5*Rn(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 Dt=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};Dt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Os(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function S(G){for(var V=G.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(G){if(!S(G)||Me(r,G)||As(G,r))return;N<=11&&setTimeout(Gt(r,function(){return t.updateFromDOM()}),20)}),we(i,"compositionstart",function(G){t.composing={data:G.data,done:!1}}),we(i,"compositionupdate",function(G){t.composing||(t.composing={data:G.data,done:!1})}),we(i,"compositionend",function(G){t.composing&&(G.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(G){if(!S(G)||Me(r,G))return;if(r.somethingSelected())ra({lineWise:!1,text:r.getSelections()}),G.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=Ds(r);ra({lineWise:!0,text:V.text}),G.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,me),r.replaceSelection("",null,"cut")})}else return;if(G.clipboardData){G.clipboardData.clearData();var X=Er.text.join(`
`);if(G.clipboardData.setData("Text",X),G.clipboardData.getData("Text")==X){G.preventDefault();return}}var ne=Rs(),le=ne.firstChild;r.display.lineSpace.insertBefore(ne,r.display.lineSpace.firstChild),le.value=Er.text.join(`
`);var xe=document.activeElement;W(le),setTimeout(function(){r.display.lineSpace.removeChild(ne),xe.focus(),xe==i&&n.showPrimarySelection()},50)}we(i,"copy",j),we(i,"cut",j)},Dt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Dt.prototype.prepareSelection=function(){var e=yo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Dt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Dt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Dt.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&&ct(bn(S,j),r)==0&&ct(tn(S,j),i)==0)return;var G=t.display.view,V=r.line>=t.display.viewFrom&&Ps(t,r)||{node:G[0].measure.map[2],offset:0},X=i.line<t.display.viewTo&&Ps(t,i);if(!X){var ne=G[G.length-1].measure,le=ne.maps?ne.maps[ne.maps.length-1]:ne.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(Oe){}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()},Dt.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)},Dt.prototype.showMultipleSelections=function(e){d(this.cm.display.cursorDiv,e.cursors),d(this.cm.display.selectionDiv,e.selection)},Dt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Dt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return m(this.div,t)},Dt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Dt.prototype.blur=function(){this.div.blur()},Dt.prototype.getField=function(){return this.div},Dt.prototype.supportsTouch=function(){return!0},Dt.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)},Dt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Dt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(l&&c&&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(){Jt(t.doc,zr(n,r),me),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Dt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,ot(e.doc,r.line-1).length)),i.ch==ot(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var S,j,G;r.line==t.viewFrom||(S=dn(e,r.line))==0?(j=Ct(t.view[0].line),G=t.view[0].node):(j=Ct(t.view[S].line),G=t.view[S-1].node.nextSibling);var V=dn(e,i.line),X,ne;if(V==t.view.length-1?(X=t.viewTo-1,ne=t.lineDiv.lastChild):(X=Ct(t.view[V+1].line)-1,ne=t.view[V+1].node.previousSibling),!G)return!1;for(var 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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 f(d,o){if((o.liveSyncDurationCount||o.liveMaxLatencyDurationCount)&&(o.liveSyncDuration||o.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(o.liveMaxLatencyDurationCount!==void 0&&(o.liveSyncDurationCount===void 0||o.liveMaxLatencyDurationCount<=o.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(o.liveMaxLatencyDuration!==void 0&&(o.liveSyncDuration===void 0||o.liveMaxLatencyDuration<=o.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return u({},d,o)}function h(d){var o=d.loader;if(o!==x.default&&o!==b.default)s.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),d.progressive=!1;else{var E=Object(x.fetchSupported)();E&&(d.loader=x.default,d.progressive=!0,d.enableSoftwareAES=!0,s.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/polyfills/number.ts"),F=L("./src/utils/ewma-bandwidth-estimator.ts"),O=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/errors.ts"),P=L("./src/types/loader.ts"),C=L("./src/utils/logger.ts");function c(w,b){for(var x=0;x<b.length;x++){var l=b[x];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(w,l.key,l)}}function p(w,b,x){return b&&c(w.prototype,b),x&&c(w,x),w}var R=function(){function w(x){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=x;var l=x.config;this.bwEstimator=new F.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,a){var s=a.frag;if(s.type===P.PlaylistLevelType.MAIN&&!this.timer){var u;this.fragCurrent=s,this.partCurrent=(u=a.part)!=null?u:null,this.timer=self.setInterval(this.onCheck,100)}},b.onLevelLoaded=function(l,a){var s=this.hls.config;a.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},b._abandonRulesCheck=function(){var l=this.fragCurrent,a=this.partCurrent,s=this.hls,u=s.autoLevelEnabled,A=s.config,v=s.media;if(!l||!v)return;var g=a?a.stats:l.stats,D=a?a.duration:l.duration;if(g.aborted){C.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!u||v.paused||!v.playbackRate||!v.readyState)return;var T=performance.now()-g.loading.start,f=Math.abs(v.playbackRate);if(T<=500*D/f)return;var h=s.levels,d=s.minAutoLevel,o=h[l.level],E=g.total||Math.max(g.loaded,Math.round(D*o.maxBitrate/8)),y=Math.max(1,g.bwEstimate?g.bwEstimate/8:g.loaded*1e3/T),m=(E-g.loaded)/y,k=v.currentTime,I=(B.BufferHelper.bufferInfo(v,k,A.maxBufferHole).end-k)/f;if(I>=2*D/f||m<=I)return;var U=Number.POSITIVE_INFINITY,W;for(W=l.level-1;W>d;W--){var _=h[W].maxBitrate;if(U=D*_/(8*.8*y),U<I)break}if(U>=m)return;var M=this.bwEstimator.getEstimate();C.logger.warn("Fragment "+l.sn+(a?" part "+a.index:"")+" of level "+l.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(z.isFiniteNumber)(M)?(M/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+m.toFixed(3)+` s
      Estimated load time for the next fragment: `+U.toFixed(3)+` s
      Time to underbuffer: `+I.toFixed(3)+" s"),s.nextLoadLevel=W,this.bwEstimator.sample(T,g.loaded),this.clearTimer(),l.loader&&(this.fragCurrent=this.partCurrent=null,l.loader.abort()),s.trigger(O.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:l,part:a,stats:g})},b.onFragLoaded=function(l,a){var s=a.frag,u=a.part;if(s.type===P.PlaylistLevelType.MAIN&&Object(z.isFiniteNumber)(s.sn)){var A=u?u.stats:s.stats,v=u?u.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var g=this.hls.levels[s.level],D=(g.loaded?g.loaded.bytes:0)+A.loaded,T=(g.loaded?g.loaded.duration:0)+v;g.loaded={bytes:D,duration:T},g.realBitrate=Math.round(8*D/T)}if(s.bitrateTest){var f={stats:A,frag:s,part:u,id:s.type};this.onFragBuffered(O.Events.FRAG_BUFFERED,f),s.bitrateTest=!1}}},b.onFragBuffered=function(l,a){var s=a.frag,u=a.part,A=u?u.stats:s.stats;if(A.aborted)return;if(s.type!==P.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var v=A.parsing.end-A.loading.start;this.bwEstimator.sample(v,A.loaded),A.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=v/1e3:this.bitrateTestDelay=0},b.onError=function(l,a){switch(a.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,a=this.partCurrent,s=this.hls,u=s.maxAutoLevel,A=s.config,v=s.minAutoLevel,g=s.media,D=a?a.duration:l?l.duration:0,T=g?g.currentTime:0,f=g&&g.playbackRate!==0?Math.abs(g.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():A.abrEwmaDefaultEstimate,d=(B.BufferHelper.bufferInfo(g,T,A.maxBufferHole).end-T)/f,o=this.findBestLevel(h,v,u,d,A.abrBandWidthFactor,A.abrBandWidthUpFactor);if(o>=0)return o;C.logger.trace((d?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var E=D?Math.min(D,A.maxStarvationDelay):A.maxStarvationDelay,y=A.abrBandWidthFactor,m=A.abrBandWidthUpFactor;if(!d){var k=this.bitrateTestDelay;if(k){var I=D?Math.min(D,A.maxLoadingDelay):A.maxLoadingDelay;E=I-k,C.logger.trace("bitrate test took "+Math.round(1e3*k)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*E)+" ms"),y=m=1}}return o=this.findBestLevel(h,v,u,d+E,y,m),Math.max(o,0)},b.findBestLevel=function(l,a,s,u,A,v){for(var g,D=this.fragCurrent,T=this.partCurrent,f=this.lastLoadedFragLevel,h=this.hls.levels,d=h[f],o=!!(d!=null&&(g=d.details)!==null&&g!==void 0&&g.live),E=d==null?void 0:d.codecSet,y=T?T.duration:D?D.duration:0,m=s;m>=a;m--){var k=h[m];if(!k||E&&k.codecSet!==E)continue;var I=k.details,U=(T?I==null?void 0:I.partTarget:I==null?void 0:I.averagetargetduration)||y,W=void 0;m<=f?W=A*l:W=v*l;var _=h[m].maxBitrate,M=_*U/W;if(C.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(W)+"/"+_+"/"+U+"/"+u+"/"+M),W>_&&(!M||o&&!this.bitrateTestDelay||M<u))return m}return-1},p(w,[{key:"nextAutoLevel",get:function(){var l=this._nextAutoLevel,a=this.bwEstimator;if(l!==-1&&(!a||!a.canEstimate()))return l;var s=this.getNextABRAutoLevel();return l!==-1&&(s=Math.min(l,s)),s},set:function(l){this._nextAutoLevel=l}}]),w}();H.default=R},"./src/controller/audio-stream-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/polyfills/number.ts"),F=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"),P=L("./src/types/level.ts"),C=L("./src/types/loader.ts"),c=L("./src/loader/fragment.ts"),p=L("./src/demux/chunk-cache.ts"),R=L("./src/demux/transmuxer-interface.ts"),w=L("./src/types/transmuxer.ts"),b=L("./src/controller/fragment-finders.ts"),x=L("./src/utils/discontinuities.ts"),l=L("./src/errors.ts"),a=L("./src/utils/logger.ts");function s(){return s=Object.assign||function(D){for(var T=1;T<arguments.length;T++){var f=arguments[T];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(D[h]=f[h])}return D},s.apply(this,arguments)}function u(D,T){D.prototype=Object.create(T.prototype),D.prototype.constructor=D,A(D,T)}function A(D,T){return A=Object.setPrototypeOf||function(h,d){return h.__proto__=d,h},A(D,T)}var v=100,g=function(D){u(T,D);function T(h,d){var o;return o=D.call(this,h,d,"[audio-stream-controller]")||this,o.videoBuffer=null,o.videoTrackCC=-1,o.waitingVideoCC=-1,o.audioSwitch=!1,o.trackId=-1,o.waitingData=null,o.mainDetails=null,o.bufferFlushed=!1,o._registerListeners(),o}var f=T.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var d=this.hls;d.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(O.Events.ERROR,this.onError,this),d.on(O.Events.BUFFER_RESET,this.onBufferReset,this),d.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),d.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var d=this.hls;d.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(O.Events.ERROR,this.onError,this),d.off(O.Events.BUFFER_RESET,this.onBufferReset,this),d.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),d.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(d,o){var E=o.frag,y=o.id,m=o.initPTS;if(y==="main"){var k=E.cc;this.initPTS[E.cc]=m,this.log("InitPTS for cc: "+k+" found from main: "+m),this.videoTrackCC=k,this.state===F.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(d){if(!this.levels){this.startPosition=d,this.state=F.State.STOPPED;return}var o=this.lastCurrentTime;this.stopLoad(),this.setInterval(v),this.fragLoadError=0,o>0&&d===-1?(this.log("Override startPosition with lastCurrentTime @"+o.toFixed(3)),this.state=F.State.IDLE):(this.loadedmetadata=!1,this.state=F.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=d,this.tick()},f.doTick=function(){switch(this.state){case F.State.IDLE:this.doTickIdle();break;case F.State.WAITING_TRACK:{var d,o=this.levels,E=this.trackId,y=o==null||((d=o[E])===null||d===void 0)?void 0:d.details;if(y){if(this.waitForCdnTuneIn(y))break;this.state=F.State.WAITING_INIT_PTS}break}case F.State.FRAG_LOADING_WAITING_RETRY:{var m,k=performance.now(),I=this.retryDate;(!I||k>=I||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=F.State.IDLE);break}case F.State.WAITING_INIT_PTS:{var U=this.waitingData;if(U){var W=U.frag,_=U.part,M=U.cache,K=U.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=F.State.FRAG_LOADING;var Y=M.flush(),q={frag:W,part:_,payload:Y,networkDetails:null};this._handleFragmentLoadProgress(q),K&&D.prototype._handleFragmentLoadComplete.call(this,q)}else if(this.videoTrackCC!==this.waitingVideoCC)a.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),be=B.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),me=Object(b.fragmentWithinToleranceTest)(be.end,this.config.maxFragLookUpTolerance,W);me<0&&(a.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+be.end+" is needed"),this.clearWaitingFragment())}}else this.state=F.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var d=this.waitingData;d&&(this.fragmentTracker.removeFragment(d.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=F.State.IDLE)},f.onTickEnd=function(){var d=this.media;if(!d||!d.readyState)return;var o=this.mediaBuffer?this.mediaBuffer:d,E=o.buffered;!this.loadedmetadata&&E.length&&(this.loadedmetadata=!0),this.lastCurrentTime=d.currentTime},f.doTickIdle=function(){var d,o,E=this.hls,y=this.levels,m=this.media,k=this.trackId,I=E.config;if(!y||!y[k])return;if(!m&&(this.startFragRequested||!I.startFragPrefetch))return;var U=y[k],W=U.details;if(!W||W.live&&this.levelLastLoaded!==k||this.waitForCdnTuneIn(W)){this.state=F.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,c.ElementaryStreamTypes.AUDIO,C.PlaylistLevelType.AUDIO));var _=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,C.PlaylistLevelType.AUDIO);if(_===null)return;var M=_.len,K=this.getMaxBufferLength(),Y=this.audioSwitch;if(M>=K&&!Y)return;if(!Y&&this._streamEnded(_,W)){E.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=F.State.ENDED;return}var q=W.fragments,oe=q[0].start,be=_.end;if(Y){var me=this.getLoadPosition();be=me,W.PTSKnown&&me<oe&&((_.end>oe||_.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),m.currentTime=oe+.05))}var he=this.getNextFragment(be,W);if(!he){this.bufferFlushed=!0;return}((d=he.decryptdata)===null||d===void 0?void 0:d.keyFormat)==="identity"&&!((o=he.decryptdata)!==null&&o!==void 0&&o.key)?this.loadKey(he,W):this.loadFragment(he,W,be)},f.getMaxBufferLength=function(){var d=D.prototype.getMaxBufferLength.call(this),o=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,C.PlaylistLevelType.MAIN);return o===null?d:Math.max(d,o.len)},f.onMediaDetaching=function(){this.videoBuffer=null,D.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(d,o){var E=o.audioTracks;this.resetTransmuxer(),this.levels=E.map(function(y){return new P.Level(y)})},f.onAudioTrackSwitching=function(d,o){var E=!!o.url;this.trackId=o.id;var y=this.fragCurrent;y!=null&&y.loader&&y.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),E?this.setInterval(v):this.resetTransmuxer(),E?(this.audioSwitch=!0,this.state=F.State.IDLE):this.state=F.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(d,o){this.mainDetails=o.details},f.onAudioTrackLoaded=function(d,o){var E,y=this.levels,m=o.details,k=o.id;if(!y){this.warn("Audio tracks were reset while loading level "+k);return}this.log("Track "+k+" loaded ["+m.startSN+","+m.endSN+"],duration:"+m.totalduration);var I=y[k],U=0;if(m.live||(E=I.details)!==null&&E!==void 0&&E.live){var W=this.mainDetails;if(m.fragments[0]||(m.deltaUpdateFailed=!0),m.deltaUpdateFailed||!W)return;!I.details&&m.hasProgramDateTime&&W.hasProgramDateTime?(Object(x.alignMediaPlaylistByPDT)(m,W),U=m.fragments[0].start):U=this.alignPlaylists(m,I.details)}I.details=m,this.levelLastLoaded=k,!this.startFragRequested&&(this.mainDetails||!m.live)&&this.setStartPosition(I.details,U),this.state===F.State.WAITING_TRACK&&!this.waitForCdnTuneIn(m)&&(this.state=F.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(d){var o,E=d.frag,y=d.part,m=d.payload,k=this.config,I=this.trackId,U=this.levels;if(!U){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+E.sn+" of level "+E.level+" will not be buffered");return}var W=U[I];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",K=this.transmuxer;K||(K=this.transmuxer=new R.default(this.hls,C.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Y=this.initPTS[E.cc],q=(o=E.initSegment)===null||o===void 0?void 0:o.data;if(Y!==void 0){var oe=!1,be=y?y.index:-1,me=be!==-1,he=new w.ChunkMetadata(E.level,E.sn,E.stats.chunkCount,m.byteLength,be,me);K.push(m,q,M,"",E,y,_.totalduration,oe,he,Y)}else{a.logger.log("Unknown video PTS for cc "+E.cc+", waiting for video PTS before demuxing audio frag "+E.sn+" of ["+_.startSN+" ,"+_.endSN+"],track "+I);var fe=this.waitingData=this.waitingData||{frag:E,part:y,cache:new p.default,complete:!1},ue=fe.cache;ue.push(new Uint8Array(m)),this.waitingVideoCC=this.videoTrackCC,this.state=F.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(d){if(this.waitingData){this.waitingData.complete=!0;return}D.prototype._handleFragmentLoadComplete.call(this,d)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(d,o){var E=o.tracks.audio;E&&(this.mediaBuffer=E.buffer),o.tracks.video&&(this.videoBuffer=o.tracks.video.buffer)},f.onFragBuffered=function(d,o){var E=o.frag,y=o.part;if(E.type!==C.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(E)){this.warn("Fragment "+E.sn+(y?" p: "+y.index:"")+" of level "+E.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}E.sn!=="initSegment"&&(this.fragPrevious=E,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(E,y)},f.onError=function(d,o){switch(o.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(C.PlaylistLevelType.AUDIO,o);break;case l.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case l.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==F.State.ERROR&&this.state!==F.State.STOPPED&&(this.state=o.fatal?F.State.ERROR:F.State.IDLE,this.warn(o.details+" while loading frag, switching to "+this.state+" state"));break;case l.ErrorDetails.BUFFER_FULL_ERROR:if(o.parent==="audio"&&(this.state===F.State.PARSING||this.state===F.State.PARSED)){var E=!0,y=this.getFwdBufferInfo(this.mediaBuffer,C.PlaylistLevelType.AUDIO);y&&y.len>.5&&(E=!this.reduceMaxBufferLength(y.len)),E&&(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}},f.onBufferFlushed=function(d,o){var E=o.type;E===c.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(d){var o,E="audio",y=this.hls,m=d.remuxResult,k=d.chunkMeta,I=this.getCurrentContext(k);if(!I){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=I.frag,W=I.part,_=m.audio,M=m.text,K=m.id3,Y=m.initSegment;if(this.fragContextChanged(U))return;if(this.state=F.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:E,tracks:Y.tracks})),_){var q=_.startPTS,oe=_.endPTS,be=_.startDTS,me=_.endDTS;W&&(W.elementaryStreams[c.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:oe,startDTS:be,endDTS:me}),U.setElementaryStreamInfo(c.ElementaryStreamTypes.AUDIO,q,oe,be,me),this.bufferFragmentData(_,U,W,k)}if(K!=null&&(o=K.samples)!==null&&o!==void 0&&o.length){var he=s({frag:U,id:E},K);y.trigger(O.Events.FRAG_PARSING_METADATA,he)}if(M){var fe=s({frag:U,id:E},M);y.trigger(O.Events.FRAG_PARSING_USERDATA,fe)}},f._bufferInitSegment=function(d,o,E){if(this.state!==F.State.PARSING)return;d.video&&delete d.video;var y=d.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,d);var m=y.initSegment;if(m!=null&&m.byteLength){var k={type:"audio",frag:o,part:null,chunkMeta:E,parent:o.type,data:m};this.hls.trigger(O.Events.BUFFER_APPENDING,k)}this.tick()},f.loadFragment=function(d,o,E){var y=this.fragmentTracker.getState(d);this.fragCurrent=d,(this.audioSwitch||y===N.FragmentState.NOT_LOADED||y===N.FragmentState.PARTIAL)&&(d.sn==="initSegment"?this._loadInitSegment(d):o.live&&!Object(z.isFiniteNumber)(this.initPTS[d.cc])?(this.log("Waiting for video PTS in continuity counter "+d.cc+" of live stream before loading audio fragment "+d.sn+" of level "+this.trackId),this.state=F.State.WAITING_INIT_PTS):(this.startFragRequested=!0,D.prototype.loadFragment.call(this,d,o,E)))},f.completeAudioSwitch=function(){var d=this.hls,o=this.media,E=this.trackId;o&&(this.log("Switching audio track : flushing all audio"),D.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,d.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:E})},T}(F.default);H.default=g},"./src/controller/audio-track-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),F=L("./src/errors.ts"),O=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(R,w){for(var b=0;b<w.length;b++){var x=w[b];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(R,x.key,x)}}function P(R,w,b){return w&&N(R.prototype,w),b&&N(R,b),R}function C(R,w){R.prototype=Object.create(w.prototype),R.prototype.constructor=R,c(R,w)}function c(R,w){return c=Object.setPrototypeOf||function(x,l){return x.__proto__=l,x},c(R,w)}var p=function(R){C(w,R);function w(x){var l;return l=R.call(this,x,"[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(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(z.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var l=this.hls;l.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),l.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(z.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,R.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,a){this.tracks=a.audioTracks||[]},b.onAudioTrackLoaded=function(l,a){var s=a.id,u=a.details,A=this.tracksInGroup[s];if(!A){this.warn("Invalid audio track id "+s);return}var v=A.details;A.details=a.details,this.log("audioTrack "+s+" loaded ["+u.startSN+"-"+u.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,a,v))},b.onLevelLoading=function(l,a){this.switchLevel(a.level)},b.onLevelSwitching=function(l,a){this.switchLevel(a.level)},b.switchLevel=function(l){var a=this.hls.levels[l];if(!(a!=null&&a.audioGroupIds))return;var s=a.audioGroupIds[a.urlId];if(this.groupId!==s){this.groupId=s;var u=this.tracks.filter(function(v){return!s||v.groupId===s});this.selectDefaultTrack&&!u.some(function(v){return v.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var A={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,A),this.selectInitialTrack()}},b.onError=function(l,a){if(R.prototype.onError.call(this,l,a),a.fatal||!a.context)return;a.context.type===B.PlaylistContextType.AUDIO_TRACK&&a.context.id===this.trackId&&a.context.groupId===this.groupId&&this.retryLoadingOrFail(a)},b.setAudioTrack=function(l){var a=this.tracksInGroup;if(l<0||l>=a.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=a[this.trackId];this.log("Now switching to audio-track index "+l);var u=a[l],A=u.id,v=u.groupId,g=v===void 0?"":v,D=u.name,T=u.type,f=u.url;if(this.trackId=l,this.trackName=D,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:A,groupId:g,name:D,type:T,url:f}),u.details&&!u.details.live)return;var h=this.switchParams(u.url,s==null?void 0:s.details);this.loadPlaylist(h)},b.selectInitialTrack=function(){var l=this.tracksInGroup;console.assert(l.length,"Initial audio track should be selected when tracks are known");var a=this.trackName,s=this.findTrackId(a)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},b.findTrackId=function(l){for(var a=this.tracksInGroup,s=0;s<a.length;s++){var u=a[s];if((!this.selectDefaultTrack||u.default)&&(!l||l===u.name))return u.id}return-1},b.loadPlaylist=function(l){var a=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(a)){var s=a.id,u=a.groupId,A=a.url;if(l)try{A=l.addDirectives(A)}catch(v){this.warn("Could not construct new URL with HLS Delivery Directives: "+v)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(z.Events.AUDIO_TRACK_LOADING,{url:A,id:s,groupId:u,deliveryDirectives:l||null})}},P(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);H.default=p},"./src/controller/base-playlist-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return P});var z=L("./src/polyfills/number.ts"),F=L("./src/types/level.ts"),O=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),N=L("./src/errors.ts"),P=function(){function C(p,R){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,R+":"),this.warn=B.logger.warn.bind(B.logger,R+":"),this.hls=p}var c=C.prototype;return c.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},c.onError=function(R,w){w.fatal&&w.type===N.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},c.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},c.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},c.stopLoad=function(){this.canLoad=!1,this.clearTimer()},c.switchParams=function(R,w){var b=w==null?void 0:w.renditionReports;if(b)for(var x=0;x<b.length;x++){var l=b[x],a=""+l.URI;if(a===R.substr(-a.length)){var s=parseInt(l["LAST-MSN"]),u=parseInt(l["LAST-PART"]);if(w&&this.hls.config.lowLatencyMode){var A=Math.min(w.age-w.partTarget,w.targetduration);u!==void 0&&A>w.partTarget&&(u+=1)}if(Object(z.isFiniteNumber)(s))return new F.HlsUrlParameters(s,Object(z.isFiniteNumber)(u)?u:void 0,F.HlsSkip.No)}}},c.loadPlaylist=function(R){},c.shouldLoadTrack=function(R){return this.canLoad&&R&&!!R.url&&(!R.details||R.details.live)},c.playlistLoaded=function(R,w,b){var x=this,l=w.details,a=w.stats,s=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(l.advancedDateTime=Date.now()-s,l.live||b!=null&&b.live){if(l.reloaded(b),b&&this.log("live playlist "+R+" "+(l.advanced?"REFRESHED "+l.lastPartSn+"-"+l.lastPartIndex:"MISSED")),b&&l.fragments.length>0&&Object(O.mergeDetails)(b,l),!this.canLoad||!l.live)return;var u,A=void 0,v=void 0;if(l.canBlockReload&&l.endSN&&l.advanced){var g=this.hls.config.lowLatencyMode,D=l.lastPartSn,T=l.endSN,f=l.lastPartIndex,h=f!==-1,d=D===T,o=g?0:f;h?(A=d?T+1:D,v=d?o:f+1):A=T+1;var E=l.age,y=E+l.ageHeader,m=Math.min(y-l.partTarget,l.targetduration*1.5);if(m>0){if(b&&m>b.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+b.tuneInGoal+" to: "+m+" with playlist age: "+l.age),m=0;else{var k=Math.floor(m/l.targetduration);if(A+=k,v!==void 0){var I=Math.round(m%l.targetduration/l.partTarget);v+=I}this.log("CDN Tune-in age: "+l.ageHeader+"s last advanced "+E.toFixed(2)+"s goal: "+m+" skip sn "+k+" to part "+v)}l.tuneInGoal=m}if(u=this.getDeliveryDirectives(l,w.deliveryDirectives,A,v),g||!d){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(l,w.deliveryDirectives,A,v);var U=Object(O.computeReloadInterval)(l,a);A!==void 0&&l.canBlockReload&&(U-=l.partTarget||1),this.log("reload live playlist "+R+" in "+Math.round(U)+" ms"),this.timer=self.setTimeout(function(){return x.loadPlaylist(u)},U)}else this.clearTimer()},c.getDeliveryDirectives=function(R,w,b,x){var l=Object(F.getSkipValue)(R,b);return w!=null&&w.skip&&R.deltaUpdateFailed&&(b=w.msn,x=w.part,l=F.HlsSkip.No),new F.HlsUrlParameters(b,x,l)},c.retryLoadingOrFail=function(R){var w=this,b=this.hls.config,x=this.retryCount<b.levelLoadingMaxRetry;if(x){var l;if(this.retryCount++,R.details.indexOf("LoadTimeOut")>-1&&(l=R.context)!==null&&l!==void 0&&l.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+R.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*b.levelLoadingRetryDelay,b.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return w.loadPlaylist()},a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+R.details+'"')}}else this.warn('cannot recover from error "'+R.details+'"'),this.clearTimer(),R.fatal=!0;return x},C}()},"./src/controller/base-stream-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"State",function(){return T}),L.d(H,"default",function(){return f});var z=L("./src/polyfills/number.ts"),F=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"),P=L("./src/events.ts"),C=L("./src/errors.ts"),c=L("./src/types/transmuxer.ts"),p=L("./src/utils/mp4-tools.ts"),R=L("./src/utils/discontinuities.ts"),w=L("./src/controller/fragment-finders.ts"),b=L("./src/controller/level-helper.ts"),x=L("./src/loader/fragment-loader.ts"),l=L("./src/crypt/decrypter.ts"),a=L("./src/utils/time-ranges.ts"),s=L("./src/types/loader.ts");function u(h,d){for(var o=0;o<d.length;o++){var E=d[o];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(h,E.key,E)}}function A(h,d,o){return d&&u(h.prototype,d),o&&u(h,o),h}function v(h){if(h===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return h}function g(h,d){h.prototype=Object.create(d.prototype),h.prototype.constructor=h,D(h,d)}function D(h,d){return D=Object.setPrototypeOf||function(E,y){return E.__proto__=y,E},D(h,d)}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"},f=function(h){g(d,h);function d(E,y,m){var k;return k=h.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=m,k.log=N.logger.log.bind(N.logger,m+":"),k.warn=N.logger.warn.bind(N.logger,m+":"),k.hls=E,k.fragmentLoader=new x.default(E.config),k.fragmentTracker=y,k.config=E.config,k.decrypter=new l.default(E,E.config),E.on(P.Events.KEY_LOADED,k.onKeyLoaded,v(k)),k}var o=d.prototype;return o.doTick=function(){this.onTickEnd()},o.onTickEnd=function(){},o.startLoad=function(y){},o.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},o._streamEnded=function(y,m){var k=this.fragCurrent,I=this.fragmentTracker;if(!m.live&&k&&k.sn===m.endSN&&!y.nextStart){var U=I.getState(k);return U===O.FragmentState.PARTIAL||U===O.FragmentState.OK}return!1},o.onMediaAttached=function(y,m){var k=this.media=this.mediaBuffer=m.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),k.addEventListener("seeking",this.onvseeking),k.addEventListener("ended",this.onvended);var I=this.config;this.levels&&I.autoStartLoad&&this.state===T.STOPPED&&this.startLoad(I.startPosition)},o.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()},o.onMediaSeeking=function(){var y=this.config,m=this.fragCurrent,k=this.media,I=this.mediaBuffer,U=this.state,W=k?k.currentTime:0,_=B.BufferHelper.bufferInfo(I||k,W,y.maxBufferHole);if(this.log("media seeking to "+(Object(z.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+U),U===T.ENDED)this.resetLoadingState();else if(m&&!_.len){var M=y.maxFragLookUpTolerance,K=m.start-M,Y=m.start+m.duration+M,q=W>Y;(W<K||q)&&(q&&m.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),m.loader.abort()),this.resetLoadingState())}k&&(this.lastCurrentTime=W),!this.loadedmetadata&&!_.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},o.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},o.onKeyLoaded=function(y,m){if(this.state!==T.KEY_LOADING||m.frag!==this.fragCurrent||!this.levels)return;this.state=T.IDLE;var k=this.levels[m.frag.level].details;k&&this.loadFragment(m.frag,k,m.frag.start)},o.onHandlerDestroying=function(){this.stopLoad(),h.prototype.onHandlerDestroying.call(this)},o.onHandlerDestroyed=function(){this.state=T.STOPPED,this.hls.off(P.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,h.prototype.onHandlerDestroyed.call(this)},o.loadKey=function(y,m){this.log("Loading key for "+y.sn+" of ["+m.startSN+"-"+m.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level),this.state=T.KEY_LOADING,this.fragCurrent=y,this.hls.trigger(P.Events.KEY_LOADING,{frag:y})},o.loadFragment=function(y,m,k){this._loadFragForPlayback(y,m,k)},o._loadFragForPlayback=function(y,m,k){var I=this,U=function(_){if(I.fragContextChanged(y)){I.warn("Fragment "+y.sn+(_.part?" p: "+_.part.index:"")+" of level "+y.level+" was dropped during download."),I.fragmentTracker.removeFragment(y);return}y.stats.chunkCount++,I._handleFragmentLoadProgress(_)};this._doFragLoad(y,m,k,U).then(function(W){if(!W)return;I.fragLoadError=0;var _=I.state;if(I.fragContextChanged(y)){(_===T.FRAG_LOADING||_===T.BACKTRACKING||!I.fragCurrent&&_===T.PARSING)&&(I.fragmentTracker.removeFragment(y),I.state=T.IDLE);return}if("payload"in W&&(I.log("Loaded fragment "+y.sn+" of level "+y.level),I.hls.trigger(P.Events.FRAG_LOADED,W),I.state===T.BACKTRACKING)){I.fragmentTracker.backtrack(y,W),I.resetFragmentLoading(y);return}I._handleFragmentLoadComplete(W)}).catch(function(W){I.warn(W),I.resetFragmentLoading(y)})},o.flushMainBuffer=function(y,m,k){if(k===void 0&&(k=null),!(y-m))return;var I={startOffset:y,endOffset:m,type:k};this.fragLoadError=0,this.hls.trigger(P.Events.BUFFER_FLUSHING,I)},o._loadInitSegment=function(y){var m=this;this._doFragLoad(y).then(function(k){if(!k||m.fragContextChanged(y)||!m.levels)throw new Error("init load aborted");return k}).then(function(k){var I=m.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 m.decrypter.webCryptoDecrypt(new Uint8Array(U),W.key.buffer,W.iv.buffer).then(function(M){var K=self.performance.now();return I.trigger(P.Events.FRAG_DECRYPTED,{frag:y,payload:M,stats:{tstart:_,tdecrypt:K}}),k.payload=M,k})}return k}).then(function(k){var I=m.fragCurrent,U=m.hls,W=m.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;m.state=T.IDLE,m.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===I&&U.trigger(P.Events.FRAG_BUFFERED,{stats:M,frag:I,part:null,id:y.type}),m.tick()}).catch(function(k){m.warn(k),m.resetFragmentLoading(y)})},o.fragContextChanged=function(y){var m=this.fragCurrent;return!y||!m||y.level!==m.level||y.sn!==m.sn||y.urlId!==m.urlId},o.fragBufferedComplete=function(y,m){var k=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+y.type+" sn: "+y.sn+(m?" part: "+m.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level+" "+a.default.toString(B.BufferHelper.getBuffered(k))),this.state=T.IDLE,this.tick()},o._handleFragmentLoadComplete=function(y){var m=this.transmuxer;if(!m)return;var k=y.frag,I=y.part,U=y.partsLoaded,W=!U||U.length===0||U.some(function(M){return!M}),_=new c.ChunkMetadata(k.level,k.sn,k.stats.chunkCount+1,0,I?I.index:-1,!W);m.flush(_)},o._handleFragmentLoadProgress=function(y){},o._doFragLoad=function(y,m,k,I){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&&m){var W=m.partList;if(W&&I){k>y.end&&m.fragmentHint&&(y=m.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 ["+m.startSN+"-"+m.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(P.Events.FRAG_LOADING,{frag:y,part:W[_],targetBufferTime:k}),this.doFragPartsLoad(y,W,_,I).catch(function(K){return U.handleFragLoadError(K)})}else if(!y.url||this.loadedEndOfParts(W,k))return Promise.resolve(null)}}return this.log("Loading fragment "+y.sn+" cc: "+y.cc+" "+(m?"of ["+m.startSN+"-"+m.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(k.toFixed(3))),Object(z.isFiniteNumber)(y.sn)&&!this.bitrateTest&&(this.nextLoadPosition=y.start+y.duration),this.state=T.FRAG_LOADING,this.hls.trigger(P.Events.FRAG_LOADING,{frag:y,targetBufferTime:k}),this.fragmentLoader.load(y,I).catch(function(K){return U.handleFragLoadError(K)})},o.doFragPartsLoad=function(y,m,k,I){var U=this;return new Promise(function(W,_){var M=[],K=function Y(q){var oe=m[q];U.fragmentLoader.loadPart(y,oe,I).then(function(be){M[oe.index]=be;var me=be.part;U.hls.trigger(P.Events.FRAG_LOADED,be);var he=m[q+1];if(he&&he.fragment===y)Y(q+1);else return W({frag:y,part:me,partsLoaded:M})}).catch(_)};K(k)})},o.handleFragLoadError=function(y){var m=y.data;return m&&m.details===C.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(m.frag,m.part):this.hls.trigger(P.Events.ERROR,m),null},o._handleTransmuxerFlush=function(y){var m=this.getCurrentContext(y);if(!m||this.state!==T.PARSING){this.fragCurrent||(this.state=T.IDLE);return}var k=m.frag,I=m.part,U=m.level,W=self.performance.now();k.stats.parsing.end=W,I&&(I.stats.parsing.end=W),this.updateLevelTiming(k,I,U,y.partial)},o.getCurrentContext=function(y){var m=this.levels,k=y.level,I=y.sn,U=y.part;if(!m||!m[k])return this.warn("Levels object was unset while buffering fragment "+I+" of level "+k+". The current chunk will not be buffered."),null;var W=m[k],_=U>-1?Object(b.getPartWith)(W,I,U):null,M=_?_.fragment:Object(b.getFragmentWithSN)(W,I,this.fragCurrent);return M?{frag:M,part:_,level:W}:null},o.bufferFragmentData=function(y,m,k,I){if(!y||this.state!==T.PARSING)return;var U=y.data1,W=y.data2,_=U;if(U&&W&&(_=Object(p.appendUint8Array)(U,W)),!_||!_.length)return;var M={type:y.type,frag:m,part:k,chunkMeta:I,parent:m.type,data:_};this.hls.trigger(P.Events.BUFFER_APPENDING,M),y.dropped&&y.independent&&!k&&this.flushBufferGap(m)},o.flushBufferGap=function(y){var m=this.media;if(!m)return;if(!B.BufferHelper.isBuffered(m,m.currentTime)){this.flushMainBuffer(0,y.start);return}var k=m.currentTime,I=B.BufferHelper.bufferInfo(m,k,0),U=y.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,U*.25),_=Math.max(Math.min(y.start-W,I.end-W),k+W);y.start-_>W&&this.flushMainBuffer(_,y.start)},o.getFwdBufferInfo=function(y,m){var k=this.config,I=this.getLoadPosition();if(!Object(z.isFiniteNumber)(I))return null;var U=B.BufferHelper.bufferInfo(y,I,k.maxBufferHole);if(U.len===0&&U.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(I,m);if(W&&U.nextStart<W.end)return B.BufferHelper.bufferInfo(y,I,Math.max(U.nextStart,k.maxBufferHole))}return U},o.getMaxBufferLength=function(y){var m=this.config,k;return y?k=Math.max(8*m.maxBufferSize/y,m.maxBufferLength):k=m.maxBufferLength,Math.min(k,m.maxMaxBufferLength)},o.reduceMaxBufferLength=function(y){var m=this.config,k=y||m.maxBufferLength;return m.maxMaxBufferLength>=k?(m.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+m.maxMaxBufferLength+"s"),!0):!1},o.getNextFragment=function(y,m){var k,I,U=m.fragments,W=U.length;if(!W)return null;var _=this.config,M=U[0].start,K;if(m.live){var Y=_.initialLiveManifestSize;if(W<Y)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+Y+")"),null;!m.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(K=this.getInitialLiveFragment(m,U),this.startPosition=K?this.hls.liveSyncPosition||K.start:y)}else y<=M&&(K=U[0]);if(!K){var q=_.lowLatencyMode?m.partEnd:m.fragmentEnd;K=this.getFragmentAtPosition(y,q,m)}return(k=K)!==null&&k!==void 0&&k.initSegment&&!((I=K)!==null&&I!==void 0&&I.initSegment.data)&&!this.bitrateTest&&(K=K.initSegment),K},o.getNextPart=function(y,m,k){for(var I=-1,U=!1,W=!0,_=0,M=y.length;_<M;_++){var K=y[_];if(W=W&&!K.independent,I>-1&&k<K.start)break;var Y=K.loaded;!Y&&(U||K.independent||W)&&K.fragment===m&&(I=_),U=Y}return I},o.loadedEndOfParts=function(y,m){var k=y[y.length-1];return k&&m>k.start&&k.loaded},o.getInitialLiveFragment=function(y,m){var k=this.fragPrevious,I=null;if(k){if(y.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+k.programDateTime),I=Object(w.findFragmentByPDT)(m,k.endProgramDateTime,this.config.maxFragLookUpTolerance)),!I){var U=k.sn+1;if(U>=y.startSN&&U<=y.endSN){var W=m[U-y.startSN];k.cc===W.cc&&(I=W,this.log("Live playlist, switching playlist, load frag with next SN: "+I.sn))}I||(I=Object(w.findFragWithCC)(m,k.cc),I&&this.log("Live playlist, switching playlist, load frag with same CC: "+I.sn))}}else{var _=this.hls.liveSyncPosition;_!==null&&(I=this.getFragmentAtPosition(_,this.bitrateTest?y.fragmentEnd:y.edge,y))}return I},o.getFragmentAtPosition=function(y,m,k){var I=this.config,U=this.fragPrevious,W=k.fragments,_=k.endSN,M=k.fragmentHint,K=I.maxFragLookUpTolerance,Y=!!(I.lowLatencyMode&&k.partList&&M);Y&&M&&!this.bitrateTest&&(W=W.concat(M),_=M.sn);var q;if(y<m){var oe=y>m-K?0:K;q=Object(w.findFragmentByPTS)(U,W,y,oe)}else q=W[W.length-1];if(q){var be=q.sn-k.startSN,me=U&&q.level===U.level,he=W[be+1],fe=this.fragmentTracker.getState(q);if(fe===O.FragmentState.BACKTRACKED){q=null;for(var ue=be;W[ue]&&this.fragmentTracker.getState(W[ue])===O.FragmentState.BACKTRACKED;)U?q=W[ue--]:q=W[--ue];q||(q=he)}else U&&q.sn===U.sn&&!Y&&(me&&(q.sn<_&&this.fragmentTracker.getState(he)!==O.FragmentState.OK?(this.log("SN "+q.sn+" just loaded, load next one: "+he.sn),q=he):q=null))}return q},o.synchronizeToLiveEdge=function(y){var m=this.config,k=this.media;if(!k)return;var I=this.hls.liveSyncPosition,U=k.currentTime,W=y.fragments[0].start,_=y.edge,M=U>=W-m.maxFragLookUpTolerance&&U<=_;if(I!==null&&k.duration>I&&(U<I||!M)){var K=m.liveMaxLatencyDuration!==void 0?m.liveMaxLatencyDuration:m.liveMaxLatencyDurationCount*y.targetduration;(!M&&k.readyState<4||U<_-K)&&(this.loadedmetadata||(this.nextLoadPosition=I),k.readyState&&(this.warn("Playback: "+U.toFixed(3)+" is located too far from the end of live sliding playlist: "+_+", reset currentTime to : "+I.toFixed(3)),k.currentTime=I))}},o.alignPlaylists=function(y,m){var k=this.levels,I=this.levelLastLoaded,U=this.fragPrevious,W=I!==null?k[I]:null,_=y.fragments.length;if(!_)return this.warn("No fragments in live playlist"),0;var M=y.fragments[0].start,K=!m,Y=y.alignedSliding&&Object(z.isFiniteNumber)(M);if(K||!Y&&!M){Object(R.alignStream)(U,W,y);var q=y.fragments[0].start;return this.log("Live playlist sliding: "+q.toFixed(2)+" start-sn: "+(m?m.startSN:"na")+"->"+y.startSN+" prev-sn: "+(U?U.sn:"na")+" fragments: "+_),q}return M},o.waitForCdnTuneIn=function(y){var m=3;return y.live&&y.canBlockReload&&y.tuneInGoal>Math.max(y.partHoldBack,y.partTarget*m)},o.setStartPosition=function(y,m){var k=this.startPosition;if(k<m&&(k=-1),k===-1||this.lastCurrentTime===-1){var I=y.startTimeOffset;Object(z.isFiniteNumber)(I)?(k=m+I,I<0&&(k+=y.totalduration),k=Math.min(Math.max(m,k),m+y.totalduration),this.log("Start time offset "+I+" found in playlist, adjust startPosition to "+k),this.startPosition=k):y.live?k=this.hls.liveSyncPosition||m:this.startPosition=k=0,this.lastCurrentTime=k}this.nextLoadPosition=k},o.getLoadPosition=function(){var y=this.media,m=0;return this.loadedmetadata&&y?m=y.currentTime:this.nextLoadPosition&&(m=this.nextLoadPosition),m},o.handleFragLoadAborted=function(y,m){this.transmuxer&&y.sn!=="initSegment"&&y.stats.aborted&&(this.warn("Fragment "+y.sn+(m?" part"+m.index:"")+" of level "+y.level+" was aborted"),this.resetFragmentLoading(y))},o.resetFragmentLoading=function(y){(!this.fragCurrent||!this.fragContextChanged(y))&&(this.state=T.IDLE)},o.onFragmentOrKeyLoadError=function(y,m){if(m.fatal)return;var k=m.frag;if(!k||k.type!==y)return;var I=this.fragCurrent;console.assert(I&&k.sn===I.sn&&k.level===I.level&&k.urlId===I.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 m.levelRetry?(y===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=T.IDLE):(N.logger.error(m.details+" reaches max retry, redispatch as fatal ..."),m.fatal=!0,this.hls.stopLoad(),this.state=T.ERROR)},o.afterBufferFlushed=function(y,m,k){if(!y)return;var I=B.BufferHelper.getBuffered(y);this.fragmentTracker.detectEvictedFragments(m,I,k),this.state===T.ENDED&&this.resetLoadingState()},o.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=T.IDLE},o.resetLiveStartWhenNotLoaded=function(y){if(!this.loadedmetadata){this.startFragRequested=!1;var m=this.levels?this.levels[y].details:null;if(m!=null&&m.live)return this.startPosition=-1,this.setStartPosition(m,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},o.updateLevelTiming=function(y,m,k,I){var U=this,W=k.details;console.assert(!!W,"level.details must be defined");var _=Object.keys(y.elementaryStreams).reduce(function(M,K){var Y=y.elementaryStreams[K];if(Y){var q=Y.endPTS-Y.startPTS;if(q<=0)return U.warn("Could not parse fragment "+y.sn+" "+K+" duration reliably ("+q+") resetting transmuxer to fallback to playlist timing"),U.resetTransmuxer(),M||!1;var oe=I?0:Object(b.updateFragPTSDTS)(W,y,Y.startPTS,Y.endPTS,Y.startDTS,Y.endDTS);return U.hls.trigger(P.Events.LEVEL_PTS_UPDATED,{details:W,level:k,drift:oe,type:K,frag:y,start:Y.startPTS,end:Y.endPTS}),!0}return M},!1);_?(this.state=T.PARSED,this.hls.trigger(P.Events.FRAG_PARSED,{frag:y,part:m})):this.resetLoadingState()},o.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},A(d,[{key:"state",get:function(){return this._state},set:function(y){var m=this._state;m!==y&&(this._state=y,this.log(m+"->"+y))}}]),d}(F.default)},"./src/controller/buffer-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return w});var z=L("./src/polyfills/number.ts"),F=L("./src/events.ts"),O=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),N=L("./src/utils/buffer-helper.ts"),P=L("./src/utils/mediasource-helper.ts"),C=L("./src/loader/fragment.ts"),c=L("./src/controller/buffer-operation-queue.ts"),p=Object(P.getMediaSource)(),R=/([ha]vc.)(?:\.[^.,]+)+/,w=function(){function b(l){var a=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=a.hls,u=a.media,A=a.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),u&&(a.updateMediaElementDuration(),s.trigger(F.Events.MEDIA_ATTACHED,{media:u})),A&&A.removeEventListener("sourceopen",a._onMediaSourceOpen),a.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 x=b.prototype;return x.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},x.destroy=function(){this.unregisterListeners(),this.details=null},x.registerListeners=function(){var a=this.hls;a.on(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(F.Events.BUFFER_RESET,this.onBufferReset,this),a.on(F.Events.BUFFER_APPENDING,this.onBufferAppending,this),a.on(F.Events.BUFFER_CODECS,this.onBufferCodecs,this),a.on(F.Events.BUFFER_EOS,this.onBufferEos,this),a.on(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),a.on(F.Events.LEVEL_UPDATED,this.onLevelUpdated,this),a.on(F.Events.FRAG_PARSED,this.onFragParsed,this),a.on(F.Events.FRAG_CHANGED,this.onFragChanged,this)},x.unregisterListeners=function(){var a=this.hls;a.off(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(F.Events.BUFFER_RESET,this.onBufferReset,this),a.off(F.Events.BUFFER_APPENDING,this.onBufferAppending,this),a.off(F.Events.BUFFER_CODECS,this.onBufferCodecs,this),a.off(F.Events.BUFFER_EOS,this.onBufferEos,this),a.off(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),a.off(F.Events.LEVEL_UPDATED,this.onLevelUpdated,this),a.off(F.Events.FRAG_PARSED,this.onFragParsed,this),a.off(F.Events.FRAG_CHANGED,this.onFragChanged,this)},x._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new c.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},x.onManifestParsed=function(a,s){var u=2;(s.audio&&!s.video||!s.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},x.onMediaAttaching=function(a,s){var u=this.media=s.media;if(u&&p){var A=this.mediaSource=new p;A.addEventListener("sourceopen",this._onMediaSourceOpen),A.addEventListener("sourceended",this._onMediaSourceEnded),A.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(A),this._objectUrl=u.src}},x.onMediaDetaching=function(){var a=this.media,s=this.mediaSource,u=this._objectUrl;if(s){if(O.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(A){O.logger.warn("[buffer-controller]: onMediaDetaching: "+A.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),a&&(u&&self.URL.revokeObjectURL(u),a.src===u?(a.removeAttribute("src"),a.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(F.Events.MEDIA_DETACHED,void 0)},x.onBufferReset=function(){var a=this;this.getSourceBufferTypes().forEach(function(s){var u=a.sourceBuffer[s];try{u&&(a.removeBufferListeners(s),a.mediaSource&&a.mediaSource.removeSourceBuffer(u),a.sourceBuffer[s]=void 0)}catch(A){O.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",A)}}),this._initSourceBuffer()},x.onBufferCodecs=function(a,s){var u=this,A=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(v){if(A){var g=u.tracks[v];if(g&&typeof g.buffer.changeType=="function"){var D=s[v],T=D.codec,f=D.levelCodec,h=D.container,d=(g.levelCodec||g.codec).replace(R,"$1"),o=(f||T).replace(R,"$1");if(d!==o){var E=h+";codecs="+(f||T);u.appendChangeType(v,E)}}}else u.pendingTracks[v]=s[v]}),A)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},x.appendChangeType=function(a,s){var u=this,A=this.operationQueue,v={execute:function(){var D=u.sourceBuffer[a];D&&(O.logger.log("[buffer-controller]: changing "+a+" sourceBuffer type to "+s),D.changeType(s)),A.shiftAndExecuteNext(a)},onStart:function(){},onComplete:function(){},onError:function(D){O.logger.warn("[buffer-controller]: Failed to change "+a+" SourceBuffer type",D)}};A.append(v,a)},x.onBufferAppending=function(a,s){var u=this,A=this.hls,v=this.operationQueue,g=this.tracks,D=s.data,T=s.type,f=s.frag,h=s.part,d=s.chunkMeta,o=d.buffering[T],E=self.performance.now();o.start=E;var y=f.stats.buffering,m=h?h.stats.buffering:null;y.start===0&&(y.start=E),m&&m.start===0&&(m.start=E);var k=g.audio,I=T==="audio"&&d.id===1&&(k==null?void 0:k.container)==="audio/mpeg",U={execute:function(){if(o.executeStart=self.performance.now(),I){var _=u.sourceBuffer[T];if(_){var M=f.start-_.timestampOffset;Math.abs(M)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+M+") sn: "+f.sn+")"),_.timestampOffset=f.start)}}u.appendExecutor(D,T)},onStart:function(){},onComplete:function(){var _=self.performance.now();o.executeEnd=o.end=_,y.first===0&&(y.first=_),m&&m.first===0&&(m.first=_);var M=u.sourceBuffer,K={};for(var Y in M)K[Y]=N.BufferHelper.getBuffered(M[Y]);u.appendError=0,u.hls.trigger(F.Events.BUFFER_APPENDED,{type:T,frag:f,part:h,chunkMeta:d,parent:f.type,timeRanges:K})},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:f.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:_,fatal:!1};_.code===DOMException.QUOTA_EXCEEDED_ERR?M.details=B.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,M.details=B.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>A.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+A.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),M.fatal=!0)),A.trigger(F.Events.ERROR,M)}};v.append(U,T)},x.onBufferFlushing=function(a,s){var u=this,A=this.operationQueue,v=function(D){return{execute:u.removeExecutor.bind(u,D,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(F.Events.BUFFER_FLUSHED,{type:D})},onError:function(f){O.logger.warn("[buffer-controller]: Failed to remove from "+D+" SourceBuffer",f)}}};s.type?A.append(v(s.type),s.type):this.getSourceBufferTypes().forEach(function(g){A.append(v(g),g)})},x.onFragParsed=function(a,s){var u=this,A=s.frag,v=s.part,g=[],D=v?v.elementaryStreams:A.elementaryStreams;D[C.ElementaryStreamTypes.AUDIOVIDEO]?g.push("audiovideo"):(D[C.ElementaryStreamTypes.AUDIO]&&g.push("audio"),D[C.ElementaryStreamTypes.VIDEO]&&g.push("video"));var T=function(){var h=self.performance.now();A.stats.buffering.end=h,v&&(v.stats.buffering.end=h);var d=v?v.stats:A.stats;u.hls.trigger(F.Events.FRAG_BUFFERED,{frag:A,part:v,stats:d,id:A.type})};g.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+A.type+" level: "+A.level+" sn: "+A.sn),this.blockBuffers(T,g)},x.onFragChanged=function(a,s){this.flushBackBuffer()},x.onBufferEos=function(a,s){var u=this,A=this.getSourceBufferTypes().reduce(function(v,g){var D=u.sourceBuffer[g];return(!s.type||s.type===g)&&(D&&!D.ended&&(D.ended=!0,O.logger.log("[buffer-controller]: "+g+" sourceBuffer now EOS"))),v&&!!(!D||D.ended)},!0);A&&this.blockBuffers(function(){var v=u.mediaSource;if(!v||v.readyState!=="open")return;v.endOfStream()})},x.onLevelUpdated=function(a,s){var u=s.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},x.flushBackBuffer=function(){var a=this.hls,s=this.details,u=this.media,A=this.sourceBuffer;if(!u||s===null)return;var v=this.getSourceBufferTypes();if(!v.length)return;var g=s.live&&a.config.liveBackBufferLength!==null?a.config.liveBackBufferLength:a.config.backBufferLength;if(!Object(z.isFiniteNumber)(g)||g<0)return;var D=u.currentTime,T=s.levelTargetDuration,f=Math.max(g,T),h=Math.floor(D/T)*T-f;v.forEach(function(d){var o=A[d];if(o){var E=N.BufferHelper.getBuffered(o);E.length>0&&h>E.start(0)&&(a.trigger(F.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),s.live&&a.trigger(F.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),a.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:d}))}})},x.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var a=this.details,s=this.hls,u=this.media,A=this.mediaSource,v=a.fragments[0].start+a.totalduration,g=u.duration,D=Object(z.isFiniteNumber)(A.duration)?A.duration:0;a.live&&s.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),A.duration=Infinity,this.updateSeekableRange(a)):(v>D&&v>g||!Object(z.isFiniteNumber)(g))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+v.toFixed(3)),A.duration=v)},x.updateSeekableRange=function(a){var s=this.mediaSource,u=a.fragments,A=u.length;if(A&&a.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var v=Math.max(0,u[0].start),g=Math.max(v,v+a.totalduration);s.setLiveSeekableRange(v,g)}},x.checkPendingTracks=function(){var a=this.bufferCodecEventsExpected,s=this.operationQueue,u=this.pendingTracks,A=Object.keys(u).length;if(A&&!a||A===2){this.createSourceBuffers(u),this.pendingTracks={};var v=this.getSourceBufferTypes();if(v.length===0){this.hls.trigger(F.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}v.forEach(function(g){s.executeNext(g)})}},x.createSourceBuffers=function(a){var s=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var A=0;for(var v in a)if(!s[v]){var g=a[v];if(!g)throw Error("source buffer exists for track "+v+", however track does not");var D=g.levelCodec||g.codec,T=g.container+";codecs="+D;O.logger.log("[buffer-controller]: creating sourceBuffer("+T+")");try{var f=s[v]=u.addSourceBuffer(T),h=v;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[v]={buffer:f,codec:D,container:g.container,levelCodec:g.levelCodec,id:g.id},A++}catch(d){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+d.message),this.hls.trigger(F.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:d,mimeType:T})}}A&&this.hls.trigger(F.Events.BUFFER_CREATED,{tracks:this.tracks})},x._onSBUpdateStart=function(a){var s=this.operationQueue,u=s.current(a);u.onStart()},x._onSBUpdateEnd=function(a){var s=this.operationQueue,u=s.current(a);u.onComplete(),s.shiftAndExecuteNext(a)},x._onSBUpdateError=function(a,s){O.logger.error("[buffer-controller]: "+a+" SourceBuffer error",s),this.hls.trigger(F.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(a);u&&u.onError(s)},x.removeExecutor=function(a,s,u){var A=this.media,v=this.mediaSource,g=this.operationQueue,D=this.sourceBuffer,T=D[a];if(!A||!v||!T){O.logger.warn("[buffer-controller]: Attempting to remove from the "+a+" SourceBuffer, but it does not exist"),g.shiftAndExecuteNext(a);return}var f=Object(z.isFiniteNumber)(A.duration)?A.duration:Infinity,h=Object(z.isFiniteNumber)(v.duration)?v.duration:Infinity,d=Math.max(0,s),o=Math.min(u,f,h);o>d?(O.logger.log("[buffer-controller]: Removing ["+d+","+o+"] from the "+a+" SourceBuffer"),console.assert(!T.updating,a+" sourceBuffer must not be updating"),T.remove(d,o)):g.shiftAndExecuteNext(a)},x.appendExecutor=function(a,s){var u=this.operationQueue,A=this.sourceBuffer,v=A[s];if(!v){O.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(s);return}v.ended=!1,console.assert(!v.updating,s+" sourceBuffer must not be updating"),v.appendBuffer(a)},x.blockBuffers=function(a,s){var u=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(a);return}var A=this.operationQueue,v=s.map(function(g){return A.appendBlocker(g)});Promise.all(v).then(function(){a(),s.forEach(function(g){var D=u.sourceBuffer[g];(!D||!D.updating)&&A.shiftAndExecuteNext(g)})})},x.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},x.addBufferListener=function(a,s,u){var A=this.sourceBuffer[a];if(!A)return;var v=u.bind(this,a);this.listeners[a].push({event:s,listener:v}),A.addEventListener(s,v)},x.removeBufferListeners=function(a){var s=this.sourceBuffer[a];if(!s)return;this.listeners[a].forEach(function(u){s.removeEventListener(u.event,u.listener)})},b}()},"./src/controller/buffer-operation-queue.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return F});var z=L("./src/utils/logger.ts"),F=function(){function O(N){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=N}var B=O.prototype;return B.append=function(P,C){var c=this.queues[C];c.push(P),c.length===1&&this.buffers[C]&&this.executeNext(C)},B.insertAbort=function(P,C){var c=this.queues[C];c.unshift(P),this.executeNext(C)},B.appendBlocker=function(P){var C,c=new Promise(function(R){C=R}),p={execute:C,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(p,P),c},B.executeNext=function(P){var C=this.buffers,c=this.queues,p=C[P],R=c[P];if(R.length){var w=R[0];try{w.execute()}catch(b){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),w.onError(b),(!p||!p.updating)&&(R.shift(),this.executeNext(P))}}},B.shiftAndExecuteNext=function(P){this.queues[P].shift(),this.executeNext(P)},B.current=function(P){return this.queues[P][0]},O}()},"./src/controller/cap-level-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/events.ts");function F(N,P){for(var C=0;C<P.length;C++){var c=P[C];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(N,c.key,c)}}function O(N,P,C){return P&&F(N.prototype,P),C&&F(N,C),N}var B=function(){function N(C){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=C,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var P=N.prototype;return P.setStreamController=function(c){this.streamController=c},P.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},P.registerListeners=function(){var c=this.hls;c.on(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),c.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),c.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),c.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},P.unregisterListener=function(){var c=this.hls;c.off(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),c.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),c.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),c.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},P.onFpsDropLevelCapping=function(c,p){N.isLevelAllowed(p.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(p.droppedLevel)},P.onMediaAttaching=function(c,p){this.media=p.media instanceof HTMLVideoElement?p.media:null},P.onManifestParsed=function(c,p){var R=this.hls;this.restrictedLevels=[],this.firstLevel=p.firstLevel,R.config.capLevelToPlayerSize&&p.video&&this.startCapping()},P.onBufferCodecs=function(c,p){var R=this.hls;R.config.capLevelToPlayerSize&&p.video&&this.startCapping()},P.onMediaDetaching=function(){this.stopCapping()},P.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var c=this.hls.levels;if(c.length){var p=this.hls;p.autoLevelCapping=this.getMaxLevel(c.length-1),p.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=p.autoLevelCapping}}},P.getMaxLevel=function(c){var p=this,R=this.hls.levels;if(!R.length)return-1;var w=R.filter(function(b,x){return N.isLevelAllowed(x,p.restrictedLevels)&&x<=c});return this.clientRect=null,N.getMaxLevelByMediaSize(w,this.mediaWidth,this.mediaHeight)},P.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()},P.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},P.getDimensions=function(){if(this.clientRect)return this.clientRect;var c=this.media,p={width:0,height:0};if(c){var R=c.getBoundingClientRect();p.width=R.width,p.height=R.height,!p.width&&!p.height&&(p.width=R.right-R.left||c.width||0,p.height=R.bottom-R.top||c.height||0)}return this.clientRect=p,p},N.isLevelAllowed=function(c,p){return p===void 0&&(p=[]),p.indexOf(c)===-1},N.getMaxLevelByMediaSize=function(c,p,R){if(!c||!c.length)return-1;for(var w=function(s,u){return u?s.width!==u.width||s.height!==u.height:!0},b=c.length-1,x=0;x<c.length;x+=1){var l=c[x];if((l.width>=p||l.height>=R)&&w(l,c[x+1])){b=x;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 c=1;try{c=self.devicePixelRatio}catch(p){}return c}}]),N}();H.default=B},"./src/controller/cmcd-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return w});var z=L("./src/events.ts"),F=L("./src/types/cmcd.ts"),O=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function N(b,x){for(var l=0;l<x.length;l++){var a=x[l];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(b,a.key,a)}}function P(b,x,l){return x&&N(b.prototype,x),l&&N(b,l),b}function C(b,x){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=c(b))||x&&b&&typeof b.length=="number"){l&&(b=l);var a=0;return function(){return a>=b.length?{done:!0}:{done:!1,value:b[a++]}}}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 c(b,x){if(!b)return;if(typeof b=="string")return p(b,x);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 p(b,x)}function p(b,x){(x==null||x>b.length)&&(x=b.length);for(var l=0,a=new Array(x);l<x;l++)a[l]=b[l];return a}function R(){return R=Object.assign||function(b){for(var x=1;x<arguments.length;x++){var l=arguments[x];for(var a in l)Object.prototype.hasOwnProperty.call(l,a)&&(b[a]=l[a])}return b},R.apply(this,arguments)}var w=function(){function b(l){var a=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(){a.initialized&&(a.starved=!0),a.buffering=!0},this.onPlaying=function(){a.initialized||(a.initialized=!0),a.buffering=!1},this.applyPlaylistData=function(A){try{a.apply(A,{ot:F.CMCDObjectType.MANIFEST,su:!a.initialized})}catch(v){B.logger.warn("Could not generate manifest CMCD data.",v)}},this.applyFragmentData=function(A){try{var v=A.frag,g=a.hls.levels[v.level],D=a.getObjectType(v),T={d:v.duration*1e3,ot:D};(D===F.CMCDObjectType.VIDEO||D===F.CMCDObjectType.AUDIO||D==F.CMCDObjectType.MUXED)&&(T.br=g.bitrate/1e3,T.tb=a.getTopBandwidth(D),T.bl=a.getBufferLength(D)),a.apply(A,T)}catch(f){B.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=l;var s=this.config=l.config,u=s.cmcd;u!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||b.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var x=b.prototype;return x.registerListeners=function(){var a=this.hls;a.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),a.on(z.Events.BUFFER_CREATED,this.onBufferCreated,this)},x.unregisterListeners=function(){var a=this.hls;a.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),a.off(z.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},x.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},x.onMediaAttached=function(a,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},x.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},x.onBufferCreated=function(a,s){var u,A;this.audioBuffer=(u=s.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(A=s.tracks.video)===null||A===void 0?void 0:A.buffer},x.createData=function(){var a;return{v:F.CMCDVersion,sf:F.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(a=this.media)===null||a===void 0?void 0:a.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},x.apply=function(a,s){s===void 0&&(s={}),R(s,this.createData());var u=s.ot===F.CMCDObjectType.INIT||s.ot===F.CMCDObjectType.VIDEO||s.ot===F.CMCDObjectType.MUXED;if(this.starved&&u&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var A=b.toHeaders(s);if(!Object.keys(A).length)return;a.headers||(a.headers={}),R(a.headers,A)}else{var v=b.toQuery(s);if(!v)return;a.url=b.appendQueryToUri(a.url,v)}},x.getObjectType=function(a){var s=a.type;return s==="subtitle"?F.CMCDObjectType.TIMED_TEXT:a.sn==="initSegment"?F.CMCDObjectType.INIT:s==="audio"?F.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?F.CMCDObjectType.VIDEO:F.CMCDObjectType.MUXED:void 0},x.getTopBandwidth=function(a){for(var s=0,u=a===F.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,A=C(u),v;!(v=A()).done;){var g=v.value;g.bitrate>s&&(s=g.bitrate)}return s>0?s:NaN},x.getBufferLength=function(a){var s=this.hls.media,u=a===F.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!s)return NaN;var A=O.BufferHelper.bufferInfo(u,s.currentTime,this.config.maxBufferHole);return A.len*1e3},x.createPlaylistLoader=function(){var a=this.config.pLoader,s=this.applyPlaylistData,u=a||this.config.loader;return function(){function A(g){this.loader=void 0,this.loader=new u(g)}var v=A.prototype;return v.destroy=function(){this.loader.destroy()},v.abort=function(){this.loader.abort()},v.load=function(D,T,f){s(D),this.loader.load(D,T,f)},P(A,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),A}()},x.createFragmentLoader=function(){var a=this.config.fLoader,s=this.applyFragmentData,u=a||this.config.loader;return function(){function A(g){this.loader=void 0,this.loader=new u(g)}var v=A.prototype;return v.destroy=function(){this.loader.destroy()},v.abort=function(){this.loader.abort()},v.load=function(D,T,f){s(D),this.loader.load(D,T,f)},P(A,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),A}()},b.uuid=function(){var a=URL.createObjectURL(new Blob),s=a.toString();return URL.revokeObjectURL(a),s.substr(s.lastIndexOf("/")+1)},b.serialize=function(a){for(var s=[],u=function(I){return!Number.isNaN(I)&&I!=null&&I!==""&&I!==!1},A=function(I){return Math.round(I)},v=function(I){return A(I/100)*100},g=function(I){return encodeURIComponent(I)},D={br:A,d:A,bl:v,dl:v,mtp:v,nor:g,rtp:v,tb:A},T=Object.keys(a||{}).sort(),f=C(T),h;!(h=f()).done;){var d=h.value,o=a[d];if(!u(o))continue;if(d==="v"&&o===1)continue;if(d=="pr"&&o===1)continue;var E=D[d];E&&(o=E(o));var y=typeof o,m=void 0;d==="ot"||d==="sf"||d==="st"?m=d+"="+o:y==="boolean"?m=d:y==="number"?m=d+"="+o:m=d+"="+JSON.stringify(o),s.push(m)}return s.join(",")},b.toHeaders=function(a){for(var s=Object.keys(a),u={},A=["Object","Request","Session","Status"],v=[{},{},{},{}],g={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},D=0,T=s;D<T.length;D++){var f=T[D],h=g[f]!=null?g[f]:1;v[h][f]=a[f]}for(var d=0;d<v.length;d++){var o=b.serialize(v[d]);o&&(u["CMCD-"+A[d]]=o)}return u},b.toQuery=function(a){return"CMCD="+encodeURIComponent(b.serialize(a))},b.appendQueryToUri=function(a,s){if(!s)return a;var u=a.includes("?")?"&":"?";return""+a+u+s},b}()},"./src/controller/eme-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),F=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function N(w,b){for(var x=0;x<b.length;x++){var l=b[x];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(w,l.key,l)}}function P(w,b,x){return b&&N(w.prototype,b),x&&N(w,x),w}var C=3,c=function(b,x,l){var a={audioCapabilities:[],videoCapabilities:[]};return b.forEach(function(s){a.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:l.audioRobustness||""})}),x.forEach(function(s){a.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:l.videoRobustness||""})}),[a]},p=function(b,x,l,a){switch(b){case B.KeySystems.WIDEVINE:return c(x,l,a);default:throw new Error("Unknown key-system: "+b)}},R=function(){function w(x){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=x,this._config=x.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(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},b._unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(z.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,a,s){var u=this,A=p(l,a,s,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var v=this.requestMediaKeySystemAccess(l,A);this.mediaKeysPromise=v.then(function(g){return u._onMediaKeySystemAccessObtained(l,g)}),v.catch(function(g){O.logger.error('Failed to obtain key-system "'+l+'" access:',g)})},b._onMediaKeySystemAccessObtained=function(l,a){var s=this;O.logger.log('Access for key-system "'+l+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:a,mediaKeySystemDomain:l};this._mediaKeysList.push(u);var A=Promise.resolve().then(function(){return a.createMediaKeys()}).then(function(v){return u.mediaKeys=v,O.logger.log('Media-keys created for key-system "'+l+'"'),s._onMediaKeysCreated(),v});return A.catch(function(v){O.logger.error("Failed to create media-keys:",v)}),A},b._onMediaKeysCreated=function(){var l=this;this._mediaKeysList.forEach(function(a){a.mediaKeysSession||(a.mediaKeysSession=a.mediaKeys.createSession(),l._onNewMediaKeySession(a.mediaKeysSession))})},b._onNewMediaKeySession=function(l){var a=this;O.logger.log("New key-system session "+l.sessionId),l.addEventListener("message",function(s){a._onKeySessionMessage(l,s.message)},!1)},b._onKeySessionMessage=function(l,a){O.logger.log("Got EME message event, creating license request"),this._requestLicense(a,function(s){O.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),l.update(s)})},b.onMediaEncrypted=function(l){var a=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(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(A){if(!a._media)return;a._attemptSetMediaKeys(A),a._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 a=this._mediaKeysList[0];if(!a||!a.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(a.mediaKeys),this._hasSetMediaKeys=!0}},b._generateRequestWithPreferredKeySession=function(l,a){var s=this,u=this._mediaKeysList[0];if(!u){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var A=u.mediaKeysSession;if(!A){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!a){O.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+l+'" init data type'),u.mediaKeysSessionInitialized=!0,A.generateRequest(l,a).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(v){O.logger.error("Error generating key-session request:",v),s.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},b._createLicenseXhr=function(l,a,s){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,l,a,s);var A=this._licenseXhrSetup;if(A)try{A.call(this.hls,u,l),A=void 0}catch(v){O.logger.error(v)}try{u.readyState||u.open("POST",l,!0),A&&A.call(this.hls,u,l)}catch(v){throw new Error("issue setting up KeySystem license XHR "+v)}return u},b._onLicenseRequestReadyStageChange=function(l,a,s,u){switch(l.readyState){case 4:if(l.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var A=l.response,v=this._licenseResponseCallback;if(v)try{A=v.call(this.hls,l,a)}catch(D){O.logger.error(D)}u(A)}else{if(O.logger.error("License Request XHR failed ("+a+"). Status: "+l.status+" ("+l.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>C){this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var g=C-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+g+" attempts left"),this._requestLicense(s,u)}break}},b._generateLicenseRequestChallenge=function(l,a){switch(l.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return a}throw new Error("unsupported key-system: "+l.mediaKeySystemDomain)},b._requestLicense=function(l,a){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(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(s.mediaKeySystemDomain),A=this._createLicenseXhr(u,l,a);O.logger.log("Sending license request to URL: "+u);var v=this._generateLicenseRequestChallenge(s,l);A.send(v)}catch(g){O.logger.error("Failure requesting DRM license: "+g),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},b.onMediaAttached=function(l,a){if(!this._emeEnabled)return;var s=a.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},b.onMediaDetached=function(){var l=this._media,a=this._mediaKeysList;if(!l)return;l.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(a.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return l.setMediaKeys(null)}).catch(function(){})},b.onManifestParsed=function(l,a){if(!this._emeEnabled)return;var s=a.levels.map(function(A){return A.audioCodec}).filter(function(A){return!!A}),u=a.levels.map(function(A){return A.videoCodec}).filter(function(A){return!!A});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,u)},P(w,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),w}();H.default=R},"./src/controller/fps-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),F=L("./src/utils/logger.ts"),O=function(){function B(P){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=P,this.registerListeners()}var N=B.prototype;return N.setStreamController=function(C){this.streamController=C},N.registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},N.unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching)},N.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},N.onMediaAttaching=function(C,c){var p=this.hls.config;if(p.capLevelOnFPSDrop){var R=c.media instanceof self.HTMLVideoElement?c.media:null;this.media=R,R&&typeof R.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),p.fpsDroppedMonitoringPeriod)}},N.checkFPS=function(C,c,p){var R=performance.now();if(c){if(this.lastTime){var w=R-this.lastTime,b=p-this.lastDroppedFrames,x=c-this.lastDecodedFrames,l=1e3*b/w,a=this.hls;if(a.trigger(z.Events.FPS_DROP,{currentDropped:b,currentDecoded:x,totalDroppedFrames:p}),l>0&&b>a.config.fpsDroppedMonitoringThreshold*x){var s=a.currentLevel;F.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(a.autoLevelCapping===-1||a.autoLevelCapping>=s)&&(s=s-1,a.trigger(z.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:a.currentLevel}),a.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=R,this.lastDroppedFrames=p,this.lastDecodedFrames=c}},N.checkFPSInterval=function(){var C=this.media;if(C)if(this.isVideoPlaybackQualityAvailable){var c=C.getVideoPlaybackQuality();this.checkFPS(C,c.totalVideoFrames,c.droppedVideoFrames)}else this.checkFPS(C,C.webkitDecodedFrameCount,C.webkitDroppedFrameCount)},B}();H.default=O},"./src/controller/fragment-finders.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"findFragmentByPDT",function(){return O}),L.d(H,"findFragmentByPTS",function(){return B}),L.d(H,"fragmentWithinToleranceTest",function(){return N}),L.d(H,"pdtWithinToleranceTest",function(){return P}),L.d(H,"findFragWithCC",function(){return C});var z=L("./src/polyfills/number.ts"),F=L("./src/utils/binary-search.ts");function O(c,p,R){if(p===null||!Array.isArray(c)||!c.length||!Object(z.isFiniteNumber)(p))return null;var w=c[0].programDateTime;if(p<(w||0))return null;var b=c[c.length-1].endProgramDateTime;if(p>=(b||0))return null;R=R||0;for(var x=0;x<c.length;++x){var l=c[x];if(P(p,R,l))return l}return null}function B(c,p,R,w){R===void 0&&(R=0),w===void 0&&(w=0);var b=null;if(c?b=p[c.sn-p[0].sn+1]||null:R===0&&p[0].start===0&&(b=p[0]),b&&N(R,w,b)===0)return b;var x=F.default.search(p,N.bind(null,R,w));return x||b}function N(c,p,R){c===void 0&&(c=0),p===void 0&&(p=0);var w=Math.min(p,R.duration+(R.deltaPTS?R.deltaPTS:0));return R.start+R.duration-w<=c?1:R.start-w>c&&R.start?-1:0}function P(c,p,R){var w=Math.min(p,R.duration+(R.deltaPTS?R.deltaPTS:0))*1e3,b=R.endProgramDateTime||0;return b-w>c}function C(c,p){return F.default.search(c,function(R){return R.cc<p?1:R.cc>p?-1:0})}},"./src/controller/fragment-tracker.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"FragmentState",function(){return O}),L.d(H,"FragmentTracker",function(){return B});var z=L("./src/events.ts"),F=L("./src/types/loader.ts"),O;(function(C){C.NOT_LOADED="NOT_LOADED",C.BACKTRACKED="BACKTRACKED",C.APPENDING="APPENDING",C.PARTIAL="PARTIAL",C.OK="OK"})(O||(O={}));var B=function(){function C(p){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=p,this._registerListeners()}var c=C.prototype;return c._registerListeners=function(){var R=this.hls;R.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},c._unregisterListeners=function(){var R=this.hls;R.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},c.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},c.getAppendedFrag=function(R,w){if(w===F.PlaylistLevelType.MAIN){var b=this.activeFragment,x=this.activeParts;if(!b)return null;if(x)for(var l=x.length;l--;){var a=x[l],s=a?a.end:b.appendedPTS;if(a.start<=R&&s!==void 0&&R<=s)return l>9&&(this.activeParts=x.slice(l-9)),a}else if(b.start<=R&&b.appendedPTS!==void 0&&R<=b.appendedPTS)return b}return this.getBufferedFrag(R,w)},c.getBufferedFrag=function(R,w){for(var b=this.fragments,x=Object.keys(b),l=x.length;l--;){var a=b[x[l]];if((a==null?void 0:a.body.type)===w&&a.buffered){var s=a.body;if(s.start<=R&&R<=s.end)return s}}return null},c.detectEvictedFragments=function(R,w,b){var x=this;Object.keys(this.fragments).forEach(function(l){var a=x.fragments[l];if(!a)return;if(!a.buffered){a.body.type===b&&x.removeFragment(a.body);return}var s=a.range[R];if(!s)return;s.time.some(function(u){var A=!x.isTimeBuffered(u.startPTS,u.endPTS,w);return A&&x.removeFragment(a.body),A})})},c.detectPartialFragments=function(R){var w=this,b=this.timeRanges,x=R.frag,l=R.part;if(!b||x.sn==="initSegment")return;var a=P(x),s=this.fragments[a];if(!s)return;Object.keys(b).forEach(function(u){var A=x.elementaryStreams[u];if(!A)return;var v=b[u],g=l!==null||A.partial===!0;s.range[u]=w.getBufferedTimes(x,l,g,v)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},c.fragBuffered=function(R){var w=P(R),b=this.fragments[w];b&&(b.backtrack=b.loaded=null,b.buffered=!0)},c.getBufferedTimes=function(R,w,b,x){for(var l={time:[],partial:b},a=w?w.start:R.start,s=w?w.end:R.end,u=R.minEndPTS||s,A=R.maxStartPTS||a,v=0;v<x.length;v++){var g=x.start(v)-this.bufferPadding,D=x.end(v)+this.bufferPadding;if(A>=g&&u<=D){l.time.push({startPTS:Math.max(a,x.start(v)),endPTS:Math.min(s,x.end(v))});break}else if(a<D&&s>g)l.partial=!0,l.time.push({startPTS:Math.max(a,x.start(v)),endPTS:Math.min(s,x.end(v))});else if(s<=g)break}return l},c.getPartialFragment=function(R){var w=null,b,x,l,a=0,s=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(A){var v=u[A];if(!v)return;N(v)&&(x=v.body.start-s,l=v.body.end+s,R>=x&&R<=l&&(b=Math.min(R-x,l-R),a<=b&&(w=v.body,a=b)))}),w},c.getState=function(R){var w=P(R),b=this.fragments[w];return b?b.buffered?N(b)?O.PARTIAL:O.OK:b.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},c.backtrack=function(R,w){var b=P(R),x=this.fragments[b];if(!x||x.backtrack)return null;var l=x.backtrack=w||x.loaded;return x.loaded=null,l},c.getBacktrackData=function(R){var w=P(R),b=this.fragments[w];if(b){var x,l=b.backtrack;if(l!=null&&(x=l.payload)!==null&&x!==void 0&&x.byteLength)return l;this.removeFragment(R)}return null},c.isTimeBuffered=function(R,w,b){for(var x,l,a=0;a<b.length;a++){if(x=b.start(a)-this.bufferPadding,l=b.end(a)+this.bufferPadding,R>=x&&w<=l)return!0;if(w<=x)return!1}return!1},c.onFragLoaded=function(R,w){var b=w.frag,x=w.part;if(b.sn==="initSegment"||b.bitrateTest||x)return;var l=P(b);this.fragments[l]={body:b,loaded:w,backtrack:null,buffered:!1,range:Object.create(null)}},c.onBufferAppended=function(R,w){var b=this,x=w.frag,l=w.part,a=w.timeRanges;if(x.type===F.PlaylistLevelType.MAIN)if(this.activeFragment=x,l){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(l)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach(function(u){var A=a[u];if(b.detectEvictedFragments(u,A),!l)for(var v=0;v<A.length;v++)x.appendedPTS=Math.max(A.end(v),x.appendedPTS||0)})},c.onFragBuffered=function(R,w){this.detectPartialFragments(w)},c.hasFragment=function(R){var w=P(R);return!!this.fragments[w]},c.removeFragmentsInRange=function(R,w,b){var x=this;Object.keys(this.fragments).forEach(function(l){var a=x.fragments[l];if(!a)return;if(a.buffered){var s=a.body;s.type===b&&s.start<w&&s.end>R&&x.removeFragment(s)}})},c.removeFragment=function(R){var w=P(R);R.stats.loaded=0,R.clearElementaryStreamInfo(),delete this.fragments[w]},c.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},C}();function N(C){var c,p;return C.buffered&&(((c=C.range.video)===null||c===void 0?void 0:c.partial)||((p=C.range.audio)===null||p===void 0?void 0:p.partial))}function P(C){return C.type+"_"+C.level+"_"+C.urlId+"_"+C.sn}},"./src/controller/gap-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"STALL_MINIMUM_DURATION_MS",function(){return N}),L.d(H,"MAX_START_GAP_JUMP",function(){return P}),L.d(H,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return C}),L.d(H,"SKIP_BUFFER_RANGE_START",function(){return c}),L.d(H,"default",function(){return p});var z=L("./src/utils/buffer-helper.ts"),F=L("./src/errors.ts"),O=L("./src/events.ts"),B=L("./src/utils/logger.ts"),N=250,P=2,C=.1,c=.05,p=function(){function R(b,x,l,a){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=x,this.fragmentTracker=l,this.hls=a}var w=R.prototype;return w.destroy=function(){this.hls=this.fragmentTracker=this.media=null},w.poll=function(x){var l=this.config,a=this.media,s=this.stalled,u=a.currentTime,A=a.seeking,v=this.seeking&&!A,g=!this.seeking&&A;if(this.seeking=A,u!==x){if(this.moved=!0,s!==null){if(this.stallReported){var D=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(D)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((g||v)&&(this.stalled=null),a.paused||a.ended||a.playbackRate===0||!z.BufferHelper.getBuffered(a).length)return;var T=z.BufferHelper.bufferInfo(a,u,0),f=T.len>0,h=T.nextStart||0;if(!f&&!h)return;if(A){var d=T.len>P,o=!h||h-u>P&&!this.fragmentTracker.getPartialFragment(u);if(d||o)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var E,y=Math.max(h,T.start||0)-u,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,k=m==null||((E=m.details)===null||E===void 0)?void 0:E.live,I=k?m.details.targetduration*2:P;if(y>0&&y<=I){this._trySkipBufferHole(null);return}}var U=self.performance.now();if(s===null){this.stalled=U;return}var W=U-s;!A&&W>=N&&this._reportStall(T.len);var _=z.BufferHelper.bufferInfo(a,u,l.maxBufferHole);this._tryFixBufferStall(_,W)},w._tryFixBufferStall=function(x,l){var a=this.config,s=this.fragmentTracker,u=this.media,A=u.currentTime,v=s.getPartialFragment(A);if(v){var g=this._trySkipBufferHole(v);if(g)return}x.len>a.maxBufferHole&&l>a.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},w._reportStall=function(x){var l=this.hls,a=this.media,s=this.stallReported;s||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+a.currentTime+" due to low buffer (buffer="+x+")"),l.trigger(O.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:x}))},w._trySkipBufferHole=function(x){for(var l=this.config,a=this.hls,s=this.media,u=s.currentTime,A=0,v=z.BufferHelper.getBuffered(s),g=0;g<v.length;g++){var D=v.start(g);if(u+l.maxBufferHole>=A&&u<D){var T=Math.max(D+c,s.currentTime+C);return B.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+T),this.moved=!0,this.stalled=null,s.currentTime=T,x&&a.trigger(O.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+T,frag:x}),T}A=v.end(g)}return 0},w._tryNudgeBuffer=function(){var x=this.config,l=this.hls,a=this.media,s=a.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<x.nudgeMaxRetry){var A=s+u*x.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+A),a.currentTime=A,l.trigger(O.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+x.nudgeMaxRetry+" nudges"),l.trigger(O.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},R}()},"./src/controller/id3-track-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),F=L("./src/utils/texttrack-utils.ts"),O=L("./src/demux/id3.ts"),B=.25,N=function(){function P(c){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=c,this._registerListeners()}var C=P.prototype;return C.destroy=function(){this._unregisterListeners()},C._registerListeners=function(){var p=this.hls;p.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),p.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),p.on(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),p.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},C._unregisterListeners=function(){var p=this.hls;p.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),p.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),p.off(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),p.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},C.onMediaAttached=function(p,R){this.media=R.media},C.onMediaDetaching=function(){if(!this.id3Track)return;Object(F.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},C.getID3Track=function(p){if(!this.media)return;for(var R=0;R<p.length;R++){var w=p[R];if(w.kind==="metadata"&&w.label==="id3")return Object(F.sendAddTrackEvent)(w,this.media),w}return this.media.addTextTrack("metadata","id3")},C.onFragParsingMetadata=function(p,R){if(!this.media)return;var w=R.frag,b=R.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var x=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,l=0;l<b.length;l++){var a=O.getID3Frames(b[l].data);if(a){var s=b[l].pts,u=l<b.length-1?b[l+1].pts:w.end,A=u-s;A<=0&&(u=s+B);for(var v=0;v<a.length;v++){var g=a[v];if(!O.isTimeStampFrame(g)){var D=new x(s,u,"");D.value=g,this.id3Track.addCue(D)}}}}},C.onBufferFlushing=function(p,R){var w=R.startOffset,b=R.endOffset,x=R.type;if(!x||x==="audio"){var l=this.id3Track;l&&Object(F.removeCuesInRange)(l,w,b)}},P}();H.default=N},"./src/controller/latency-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return P});var z=L("./src/errors.ts"),F=L("./src/events.ts"),O=L("./src/utils/logger.ts");function B(C,c){for(var p=0;p<c.length;p++){var R=c[p];R.enumerable=R.enumerable||!1,R.configurable=!0,"value"in R&&(R.writable=!0),Object.defineProperty(C,R.key,R)}}function N(C,c,p){return c&&B(C.prototype,c),p&&B(C,p),C}var P=function(){function C(p){var R=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 R.timeupdate()},this.hls=p,this.config=p.config,this.registerListeners()}var c=C.prototype;return c.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},c.registerListeners=function(){this.hls.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(F.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(F.Events.ERROR,this.onError,this)},c.unregisterListeners=function(){this.hls.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(F.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(F.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(F.Events.ERROR,this.onError)},c.onMediaAttached=function(R,w){this.media=w.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},c.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},c.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},c.onLevelUpdated=function(R,w){var b=w.details;this.levelDetails=b,b.advanced&&this.timeupdate(),!b.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},c.onError=function(R,w){if(w.details!==z.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},c.timeupdate=function(){var R=this.media,w=this.levelDetails;if(!R||!w)return;this.currentTime=R.currentTime;var b=this.computeLatency();if(b===null)return;this._latency=b;var x=this.config,l=x.lowLatencyMode,a=x.maxLiveSyncPlaybackRate;if(!l||a===1)return;var s=this.targetLatency;if(s===null)return;var u=b-s,A=Math.min(this.maxLatency,s+w.targetduration),v=u<A;if(w.live&&v&&u>.05&&this.forwardBufferLength>1){var g=Math.min(2,Math.max(1,a)),D=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;R.playbackRate=Math.min(g,Math.max(1,D))}else R.playbackRate!==1&&R.playbackRate!==0&&(R.playbackRate=1)},c.estimateLiveEdge=function(){var R=this.levelDetails;return R===null?null:R.edge+R.age},c.computeLatency=function(){var R=this.estimateLiveEdge();return R===null?null:R-this.currentTime},N(C,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var R=this.config,w=this.levelDetails;return R.liveMaxLatencyDuration!==void 0?R.liveMaxLatencyDuration:w?R.liveMaxLatencyDurationCount*w.targetduration:0}},{key:"targetLatency",get:function(){var R=this.levelDetails;if(R===null)return null;var w=R.holdBack,b=R.partHoldBack,x=R.targetduration,l=this.config,a=l.liveSyncDuration,s=l.liveSyncDurationCount,u=l.lowLatencyMode,A=this.hls.userConfig,v=u&&b||w;(A.liveSyncDuration||A.liveSyncDurationCount||v===0)&&(v=a!==void 0?a:s*x);var g=x,D=1;return v+Math.min(this.stallCount*D,g)}},{key:"liveSyncPosition",get:function(){var R=this.estimateLiveEdge(),w=this.targetLatency,b=this.levelDetails;if(R===null||w===null||b===null)return null;var x=b.edge,l=R-w-this.edgeStalled,a=x-b.totalduration,s=x-(this.config.lowLatencyMode&&b.partTarget||b.targetduration);return Math.min(Math.max(a,l),s)}},{key:"drift",get:function(){var R=this.levelDetails;return R===null?1:R.drift}},{key:"edgeStalled",get:function(){var R=this.levelDetails;if(R===null)return 0;var w=(this.config.lowLatencyMode&&R.partTarget||R.targetduration)*3;return Math.max(R.age-w,0)}},{key:"forwardBufferLength",get:function(){var R=this.media,w=this.levelDetails;if(!R||!w)return 0;var b=R.buffered.length;return b?R.buffered.end(b-1):w.edge-this.currentTime}}]),C}()},"./src/controller/level-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return l});var z=L("./src/types/level.ts"),F=L("./src/events.ts"),O=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),N=L("./src/controller/level-helper.ts"),P=L("./src/controller/base-playlist-controller.ts"),C=L("./src/types/loader.ts");function c(){return c=Object.assign||function(a){for(var s=1;s<arguments.length;s++){var u=arguments[s];for(var A in u)Object.prototype.hasOwnProperty.call(u,A)&&(a[A]=u[A])}return a},c.apply(this,arguments)}function p(a,s){for(var u=0;u<s.length;u++){var A=s[u];A.enumerable=A.enumerable||!1,A.configurable=!0,"value"in A&&(A.writable=!0),Object.defineProperty(a,A.key,A)}}function R(a,s,u){return s&&p(a.prototype,s),u&&p(a,u),a}function w(a,s){a.prototype=Object.create(s.prototype),a.prototype.constructor=a,b(a,s)}function b(a,s){return b=Object.setPrototypeOf||function(A,v){return A.__proto__=v,A},b(a,s)}var x=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),l=function(a){w(s,a);function s(A){var v;return v=a.call(this,A,"[level-controller]")||this,v._levels=[],v._firstLevel=-1,v._startLevel=void 0,v.currentLevelIndex=-1,v.manualLevelIndex=-1,v.onParsedComplete=void 0,v._registerListeners(),v}var u=s.prototype;return u._registerListeners=function(){var v=this.hls;v.on(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),v.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),v.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),v.on(F.Events.FRAG_LOADED,this.onFragLoaded,this),v.on(F.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var v=this.hls;v.off(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),v.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),v.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),v.off(F.Events.FRAG_LOADED,this.onFragLoaded,this),v.off(F.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,a.prototype.destroy.call(this)},u.startLoad=function(){var v=this._levels;v.forEach(function(g){g.loadError=0}),a.prototype.startLoad.call(this)},u.onManifestLoaded=function(v,g){var D=[],T=[],f=[],h,d={},o,E=!1,y=!1,m=!1;if(g.levels.forEach(function(W){var _=W.attrs;E=E||!!(W.width&&W.height),y=y||!!W.videoCodec,m=m||!!W.audioCodec,x&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var M=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;o=d[M],o?o.url.push(W.url):(o=new z.Level(W),d[M]=o,D.push(o)),_&&(_.AUDIO&&Object(N.addGroupId)(o,"audio",_.AUDIO),_.SUBTITLES&&Object(N.addGroupId)(o,"text",_.SUBTITLES))}),(E||y)&&m&&(D=D.filter(function(W){var _=W.videoCodec,M=W.width,K=W.height;return!!_||!!(M&&K)})),D=D.filter(function(W){var _=W.audioCodec,M=W.videoCodec;return(!_||Object(B.isCodecSupportedInMp4)(_,"audio"))&&(!M||Object(B.isCodecSupportedInMp4)(M,"video"))}),g.audioTracks&&(T=g.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(N.assignTrackIdsByGroup)(T)),g.subtitles&&(f=g.subtitles,Object(N.assignTrackIdsByGroup)(f)),D.length>0){h=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===h){this._firstLevel=k,this.log("manifest loaded, "+D.length+" level(s) found, first bitrate: "+h);break}var I=m&&!y,U={levels:D,audioTracks:T,subtitleTracks:f,firstLevel:this._firstLevel,stats:g.stats,audio:m,video:y,altAudio:!I&&T.some(function(W){return!!W.url})};this.hls.trigger(F.Events.MANIFEST_PARSED,U),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(F.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:g.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(v,g){if(a.prototype.onError.call(this,v,g),g.fatal)return;var D=g.context,T=this._levels[this.currentLevelIndex];if(D&&(D.type===C.PlaylistContextType.AUDIO_TRACK&&T.audioGroupIds&&D.groupId===T.audioGroupIds[T.urlId]||D.type===C.PlaylistContextType.SUBTITLE_TRACK&&T.textGroupIds&&D.groupId===T.textGroupIds[T.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,h=!0,d;switch(g.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(g.frag){var o=this._levels[g.frag.level];o?(o.fragmentError++,o.fragmentError>this.hls.config.fragLoadingMaxRetry&&(d=g.frag.level)):d=g.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:D&&(D.deliveryDirectives&&(h=!1),d=D.level),f=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:d=g.level,f=!0;break}d!==void 0&&this.recoverLevel(g,d,f,h)},u.recoverLevel=function(v,g,D,T){var f=v.details,h=this._levels[g];if(h.loadError++,D){var d=this.retryLoadingOrFail(v);if(d)v.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(T){var o=h.url.length;if(o>1&&h.loadError<o)v.levelRetry=!0,this.redundantFailover(g);else if(this.manualLevelIndex===-1){var E=g===0?this._levels.length-1:g-1;this.currentLevelIndex!==E&&this._levels[E].loadError===0&&(this.warn(f+": switch to "+E),v.levelRetry=!0,this.hls.nextAutoLevel=E)}}},u.redundantFailover=function(v){var g=this._levels[v],D=g.url.length;if(D>1){var T=(g.urlId+1)%D;this.warn("Switching to redundant URL-id "+T),this._levels.forEach(function(f){f.urlId=T}),this.level=v}},u.onFragLoaded=function(v,g){var D=g.frag;if(D!==void 0&&D.type===C.PlaylistLevelType.MAIN){var T=this._levels[D.level];T!==void 0&&(T.fragmentError=0,T.loadError=0)}},u.onLevelLoaded=function(v,g){var D,T=g.level,f=g.details,h=this._levels[T];if(!h){var d;this.warn("Invalid level index "+T),(d=g.deliveryDirectives)!==null&&d!==void 0&&d.skip&&(f.deltaUpdateFailed=!0);return}T===this.currentLevelIndex?(h.fragmentError===0&&(h.loadError=0,this.retryCount=0),this.playlistLoaded(T,g,h.details)):(D=g.deliveryDirectives)!==null&&D!==void 0&&D.skip&&(f.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(v,g){var D=this.hls.levels[this.currentLevelIndex];if(!D)return;if(D.audioGroupIds){for(var T=-1,f=this.hls.audioTracks[g.id].groupId,h=0;h<D.audioGroupIds.length;h++)if(D.audioGroupIds[h]===f){T=h;break}T!==D.urlId&&(D.urlId=T,this.startLoad())}},u.loadPlaylist=function(v){var g=this.currentLevelIndex,D=this._levels[g];if(this.canLoad&&D&&D.url.length>0){var T=D.urlId,f=D.url[T];if(v)try{f=v.addDirectives(f)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Attempt loading level index "+g+(v?" at sn "+v.msn+" part "+v.part:"")+" with URL-id "+T+" "+f),this.clearTimer(),this.hls.trigger(F.Events.LEVEL_LOADING,{url:f,level:g,id:T,deliveryDirectives:v||null})}},u.removeLevel=function(v,g){var D=function(h,d){return d!==g},T=this._levels.filter(function(f,h){return h!==v?!0:f.url.length>1&&g!==void 0?(f.url=f.url.filter(D),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(D)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(D)),f.urlId=0,!0):!1}).map(function(f,h){var d=f.details;return d!=null&&d.fragments&&d.fragments.forEach(function(o){o.level=h}),f});this._levels=T,this.hls.trigger(F.Events.LEVELS_UPDATED,{levels:T})},R(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(v){var g,D=this._levels;if(D.length===0)return;if(this.currentLevelIndex===v&&(g=D[v])!==null&&g!==void 0&&g.details)return;if(v<0||v>=D.length){var T=v<0;if(this.hls.trigger(F.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:v,fatal:T,reason:"invalid level idx"}),T)return;v=Math.min(v,D.length-1)}this.clearTimer();var f=this.currentLevelIndex,h=D[f],d=D[v];this.log("switching to level "+v+" from "+f),this.currentLevelIndex=v;var o=c({},d,{level:v,maxBitrate:d.maxBitrate,uri:d.uri,urlId:d.urlId});delete o._urlId,this.hls.trigger(F.Events.LEVEL_SWITCHING,o);var E=d.details;if(!E||E.live){var y=this.switchParams(d.uri,h==null?void 0:h.details);this.loadPlaylist(y)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(v){this.manualLevelIndex=v,this._startLevel===void 0&&(this._startLevel=v),v!==-1&&(this.level=v)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(v){this._firstLevel=v}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var v=this.hls.config.startLevel;return v!==void 0?v:this._firstLevel}else return this._startLevel},set:function(v){this._startLevel=v}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(v){this.level=v,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=v)}}]),s}(P.default)},"./src/controller/level-helper.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"addGroupId",function(){return O}),L.d(H,"assignTrackIdsByGroup",function(){return B}),L.d(H,"updatePTS",function(){return N}),L.d(H,"updateFragPTSDTS",function(){return C}),L.d(H,"mergeDetails",function(){return c}),L.d(H,"mapPartIntersection",function(){return p}),L.d(H,"mapFragmentIntersection",function(){return R}),L.d(H,"adjustSliding",function(){return w}),L.d(H,"addSliding",function(){return b}),L.d(H,"computeReloadInterval",function(){return x}),L.d(H,"getFragmentWithSN",function(){return l}),L.d(H,"getPartWith",function(){return a});var z=L("./src/polyfills/number.ts"),F=L("./src/utils/logger.ts");function O(s,u,A){switch(u){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(A);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(A);break}}function B(s){var u={};s.forEach(function(A){var v=A.groupId||"";A.id=u[v]=u[v]||0,u[v]++})}function N(s,u,A){var v=s[u],g=s[A];P(v,g)}function P(s,u){var A=u.startPTS;if(Object(z.isFiniteNumber)(A)){var v=0,g;u.sn>s.sn?(v=A-s.start,g=s):(v=s.start-A,g=u),g.duration!==v&&(g.duration=v)}else if(u.sn>s.sn){var D=s.cc===u.cc;D&&s.minEndPTS?u.start=s.start+(s.minEndPTS-s.start):u.start=s.start+s.duration}else u.start=Math.max(s.start-u.duration,0)}function C(s,u,A,v,g,D){var T=v-A;T<=0&&(F.logger.warn("Fragment should have a positive duration",u),v=A+u.duration,D=g+u.duration);var f=A,h=v,d=u.startPTS,o=u.endPTS;if(Object(z.isFiniteNumber)(d)){var E=Math.abs(d-A);Object(z.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(E,u.deltaPTS):u.deltaPTS=E,f=Math.max(A,d),A=Math.min(A,d),g=Math.min(g,u.startDTS),h=Math.min(v,o),v=Math.max(v,o),D=Math.max(D,u.endDTS)}u.duration=v-A;var y=A-u.start;u.appendedPTS=v,u.start=u.startPTS=A,u.maxStartPTS=f,u.startDTS=g,u.endPTS=v,u.minEndPTS=h,u.endDTS=D;var m=u.sn;if(!s||m<s.startSN||m>s.endSN)return 0;var k,I=m-s.startSN,U=s.fragments;for(U[I]=u,k=I;k>0;k--)P(U[k],U[k-1]);for(k=I;k<U.length-1;k++)P(U[k],U[k+1]);return s.fragmentHint&&P(U[U.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,y}function c(s,u){for(var A=null,v=s.fragments,g=v.length-1;g>=0;g--){var D=v[g].initSegment;if(D){A=D;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var T=0,f;if(R(s,u,function(k,I){k.relurl&&(T=k.cc-I.cc),Object(z.isFiniteNumber)(k.startPTS)&&Object(z.isFiniteNumber)(k.endPTS)&&(I.start=I.startPTS=k.startPTS,I.startDTS=k.startDTS,I.appendedPTS=k.appendedPTS,I.maxStartPTS=k.maxStartPTS,I.endPTS=k.endPTS,I.endDTS=k.endDTS,I.minEndPTS=k.minEndPTS,I.duration=k.endPTS-k.startPTS,I.duration&&(f=I),u.PTSKnown=u.alignedSliding=!0),I.elementaryStreams=k.elementaryStreams,I.loader=k.loader,I.stats=k.stats,I.urlId=k.urlId,k.initSegment&&(I.initSegment=k.initSegment,A=k.initSegment)}),A){var h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;h.forEach(function(k){var I;(!k.initSegment||k.initSegment.relurl===((I=A)===null||I===void 0?void 0:I.relurl))&&(k.initSegment=A)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(k){return!k}),u.deltaUpdateFailed)){F.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var d=u.skippedSegments;d--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var o=u.fragments;if(T){F.logger.warn("discontinuity sliding from playlist, take drift into account");for(var E=0;E<o.length;E++)o[E].cc+=T}u.skippedSegments&&(u.startCC=u.fragments[0].cc),p(s.partList,u.partList,function(k,I){I.elementaryStreams=k.elementaryStreams,I.stats=k.stats}),f?C(u,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):w(s,u),o.length&&(u.totalduration=u.edge-o[0].start),u.driftStartTime=s.driftStartTime,u.driftStart=s.driftStart;var y=u.advancedDateTime;if(u.advanced&&y){var m=u.edge;u.driftStart||(u.driftStartTime=y,u.driftStart=m),u.driftEndTime=y,u.driftEnd=m}else u.driftEndTime=s.driftEndTime,u.driftEnd=s.driftEnd,u.advancedDateTime=s.advancedDateTime}function p(s,u,A){if(s&&u)for(var v=0,g=0,D=s.length;g<=D;g++){var T=s[g],f=u[g+v];T&&f&&T.index===f.index&&T.fragment.sn===f.fragment.sn?A(T,f):v--}}function R(s,u,A){for(var v=u.skippedSegments,g=Math.max(s.startSN,u.startSN)-u.startSN,D=(s.fragmentHint?1:0)+(v?u.endSN:Math.min(s.endSN,u.endSN))-u.startSN,T=u.startSN-s.startSN,f=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,h=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,d=g;d<=D;d++){var o=h[T+d],E=f[d];v&&!E&&d<v&&(E=u.fragments[d]=o),o&&E&&A(o,E)}}function w(s,u){var A=u.startSN+u.skippedSegments-s.startSN,v=s.fragments;if(A<0||A>=v.length)return;b(u,v[A].start)}function b(s,u){if(u){for(var A=s.fragments,v=s.skippedSegments;v<A.length;v++)A[v].start+=u;s.fragmentHint&&(s.fragmentHint.start+=u)}}function x(s,u){var A=1e3*s.levelTargetDuration,v=A/2,g=s.age,D=g>0&&g<A*3,T=u.loading.end-u.loading.start,f,h=s.availabilityDelay;if(s.updated===!1)if(D){var d=333*s.misses;f=Math.max(Math.min(v,T*2),d),s.availabilityDelay=(s.availabilityDelay||0)+f}else f=v;else D?(h=Math.min(h||A/2,g),s.availabilityDelay=h,f=h+A-g):f=A-T;return Math.round(f)}function l(s,u,A){if(!s||!s.details)return null;var v=s.details,g=v.fragments[u-v.startSN];return g||(g=v.fragmentHint,g&&g.sn===u?g:u<v.startSN&&A&&A.sn===u?A:null)}function a(s,u,A){if(!s||!s.details)return null;var v=s.details.partList;if(v)for(var g=v.length;g--;){var D=v[g];if(D.index===A&&D.fragment.sn===u)return D}return null}},"./src/controller/stream-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return v});var z=L("./src/polyfills/number.ts"),F=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"),P=L("./src/controller/fragment-tracker.ts"),C=L("./src/types/loader.ts"),c=L("./src/loader/fragment.ts"),p=L("./src/demux/transmuxer-interface.ts"),R=L("./src/types/transmuxer.ts"),w=L("./src/controller/gap-controller.ts"),b=L("./src/errors.ts"),x=L("./src/utils/logger.ts");function l(g,D){for(var T=0;T<D.length;T++){var f=D[T];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(g,f.key,f)}}function a(g,D,T){return D&&l(g.prototype,D),T&&l(g,T),g}function s(g,D){g.prototype=Object.create(D.prototype),g.prototype.constructor=g,u(g,D)}function u(g,D){return u=Object.setPrototypeOf||function(f,h){return f.__proto__=h,f},u(g,D)}var A=100,v=function(g){s(D,g);function D(f,h){var d;return d=g.call(this,f,h,"[stream-controller]")||this,d.audioCodecSwap=!1,d.gapController=null,d.level=-1,d._forceStartLoad=!1,d.altAudio=!1,d.audioOnly=!1,d.fragPlaying=null,d.onvplaying=null,d.onvseeked=null,d.fragLastKbps=0,d.stalled=!1,d.couldBacktrack=!1,d.audioCodecSwitch=!1,d.videoBuffer=null,d._registerListeners(),d}var T=D.prototype;return T._registerListeners=function(){var h=this.hls;h.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.on(B.Events.ERROR,this.onError,this),h.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),h.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T._unregisterListeners=function(){var h=this.hls;h.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.off(B.Events.ERROR,this.onError,this),h.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),h.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},T.startLoad=function(h){if(this.levels){var d=this.lastCurrentTime,o=this.hls;if(this.stopLoad(),this.setInterval(A),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var E=o.startLevel;E===-1&&(o.config.testBandwidth?(E=0,this.bitrateTest=!0):E=o.nextAutoLevel),this.level=o.nextLoadLevel=E,this.loadedmetadata=!1}d>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+d.toFixed(3)),h=d),this.state=F.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=F.State.STOPPED},T.stopLoad=function(){this._forceStartLoad=!1,g.prototype.stopLoad.call(this)},T.doTick=function(){switch(this.state){case F.State.IDLE:this.doTickIdle();break;case F.State.WAITING_LEVEL:{var h,d=this.levels,o=this.level,E=d==null||((h=d[o])===null||h===void 0)?void 0:h.details;if(E&&(!E.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(E))break;this.state=F.State.IDLE;break}break}case F.State.FRAG_LOADING_WAITING_RETRY:{var y,m=self.performance.now(),k=this.retryDate;(!k||m>=k||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=F.State.IDLE)}break;default:break}this.onTickEnd()},T.onTickEnd=function(){g.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},T.doTickIdle=function(){var h,d,o=this.hls,E=this.levelLastLoaded,y=this.levels,m=this.media,k=o.config,I=o.nextLoadLevel;if(E===null||!m&&(this.startFragRequested||!k.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!y||!y[I])return;var U=y[I];this.level=o.nextLoadLevel=I;var W=U.details;if(!W||this.state===F.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==I){this.state=F.State.WAITING_LEVEL;return}var _=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:m,C.PlaylistLevelType.MAIN);if(_===null)return;var M=_.len,K=this.getMaxBufferLength(U.maxBitrate);if(M>=K)return;if(this._streamEnded(_,W)){var Y={};this.altAudio&&(Y.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,Y),this.state=F.State.ENDED;return}var q=_.end,oe=this.getNextFragment(q,W);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var be=oe.sn-W.startSN;be>1&&(oe=W.fragments[be-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===P.FragmentState.OK&&this.nextLoadPosition>q){var me=this.audioOnly&&!this.altAudio?c.ElementaryStreamTypes.AUDIO:c.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(m,me,C.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,W)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((h=oe.decryptdata)===null||h===void 0?void 0:h.keyFormat)==="identity"&&!((d=oe.decryptdata)!==null&&d!==void 0&&d.key)?this.loadKey(oe,W):this.loadFragment(oe,W,q)},T.loadFragment=function(h,d,o){var E,y=this.fragmentTracker.getState(h);if(this.fragCurrent=h,y===P.FragmentState.BACKTRACKED){var m=this.fragmentTracker.getBacktrackData(h);if(m){this._handleFragmentLoadProgress(m),this._handleFragmentLoadComplete(m);return}else y=P.FragmentState.NOT_LOADED}y===P.FragmentState.NOT_LOADED||y===P.FragmentState.PARTIAL?h.sn==="initSegment"?this._loadInitSegment(h):this.bitrateTest?(h.bitrateTest=!0,this.log("Fragment "+h.sn+" of level "+h.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(h)):(this.startFragRequested=!0,g.prototype.loadFragment.call(this,h,d,o)):y===P.FragmentState.APPENDING?this.reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h):((E=this.media)===null||E===void 0?void 0:E.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},T.getAppendedFrag=function(h){var d=this.fragmentTracker.getAppendedFrag(h,C.PlaylistLevelType.MAIN);return d&&"fragment"in d?d.fragment:d},T.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,C.PlaylistLevelType.MAIN)},T.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.end+.5):null},T.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},T.nextLevelSwitch=function(){var h=this.levels,d=this.media;if(d!=null&&d.readyState){var o,E=this.getAppendedFrag(d.currentTime);if(E&&E.start>1&&this.flushMainBuffer(0,E.start-1),!d.paused&&h){var y=this.hls.nextLoadLevel,m=h[y],k=this.fragLastKbps;k&&this.fragCurrent?o=this.fragCurrent.duration*m.maxBitrate/(1e3*k)+1:o=0}else o=0;var I=this.getBufferedFrag(d.currentTime+o);if(I){var U=this.followingBufferedFrag(I);if(U){this.abortCurrentFrag();var W=U.maxStartPTS?U.maxStartPTS:U.start,_=U.duration,M=Math.max(I.end,W+Math.min(Math.max(_-this.config.maxFragLookUpTolerance,_*.5),_*.75));this.flushMainBuffer(M,Number.POSITIVE_INFINITY)}}}},T.abortCurrentFrag=function(){var h=this.fragCurrent;this.fragCurrent=null,h!=null&&h.loader&&h.loader.abort(),this.state===F.State.KEY_LOADING&&(this.state=F.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},T.flushMainBuffer=function(h,d){g.prototype.flushMainBuffer.call(this,h,d,this.altAudio?"video":null)},T.onMediaAttached=function(h,d){g.prototype.onMediaAttached.call(this,h,d);var o=d.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),o.addEventListener("playing",this.onvplaying),o.addEventListener("seeked",this.onvseeked),this.gapController=new w.default(this.config,o,this.fragmentTracker,this.hls)},T.onMediaDetaching=function(){var h=this.media;h&&(h.removeEventListener("playing",this.onvplaying),h.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),g.prototype.onMediaDetaching.call(this)},T.onMediaPlaying=function(){this.tick()},T.onMediaSeeked=function(){var h=this.media,d=h?h.currentTime:null;Object(z.isFiniteNumber)(d)&&this.log("Media seeked to "+d.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(h,d){var o=!1,E=!1,y;d.levels.forEach(function(m){y=m.audioCodec,y&&(y.indexOf("mp4a.40.2")!==-1&&(o=!0),y.indexOf("mp4a.40.5")!==-1&&(E=!0))}),this.audioCodecSwitch=o&&E&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=d.levels,this.startFragRequested=!1},T.onLevelLoading=function(h,d){var o=this.levels;if(!o||this.state!==F.State.IDLE)return;var E=o[d.level];(!E.details||E.details.live&&this.levelLastLoaded!==d.level||this.waitForCdnTuneIn(E.details))&&(this.state=F.State.WAITING_LEVEL)},T.onLevelLoaded=function(h,d){var o,E=this.levels,y=d.level,m=d.details,k=m.totalduration;if(!E){this.warn("Levels were reset while loading level "+y);return}this.log("Level "+y+" loaded ["+m.startSN+","+m.endSN+"], cc ["+m.startCC+", "+m.endCC+"] duration:"+k);var I=this.fragCurrent;I&&(this.state===F.State.FRAG_LOADING||this.state===F.State.FRAG_LOADING_WAITING_RETRY)&&(I.level!==d.level&&I.loader&&(this.state=F.State.IDLE,I.loader.abort()));var U=E[y],W=0;if(m.live||(o=U.details)!==null&&o!==void 0&&o.live){if(m.fragments[0]||(m.deltaUpdateFailed=!0),m.deltaUpdateFailed)return;W=this.alignPlaylists(m,U.details)}if(U.details=m,this.levelLastLoaded=y,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:m,level:y}),this.state===F.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(m))return;this.state=F.State.IDLE}this.startFragRequested?m.live&&this.synchronizeToLiveEdge(m):this.setStartPosition(m,W),this.tick()},T._handleFragmentLoadProgress=function(h){var d,o=h.frag,E=h.part,y=h.payload,m=this.levels;if(!m){this.warn("Levels were reset while fragment load was in progress. Fragment "+o.sn+" of level "+o.level+" will not be buffered");return}var k=m[o.level],I=k.details;if(!I){this.warn("Dropping fragment "+o.sn+" of level "+o.level+" after level details were reset");return}var U=k.videoCodec,W=I.PTSKnown||!I.live,_=(d=o.initSegment)===null||d===void 0?void 0:d.data,M=this._getAudioCodec(k),K=this.transmuxer=this.transmuxer||new p.default(this.hls,C.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Y=E?E.index:-1,q=Y!==-1,oe=new R.ChunkMetadata(o.level,o.sn,o.stats.chunkCount,y.byteLength,Y,q),be=this.initPTS[o.cc];K.push(y,_,M,U,o,E,I.totalduration,W,oe,be)},T.onAudioTrackSwitching=function(h,d){var o=this.altAudio,E=!!d.url,y=d.id;if(!E){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var m=this.fragCurrent;m!=null&&m.loader&&(this.log("Switching to main audio track, cancel main fragment load"),m.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var k=this.hls;o&&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(h,d){var o=d.id,E=!!this.hls.audioTracks[o].url;if(E){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=E,this.tick()},T.onBufferCreated=function(h,d){var o=d.tracks,E,y,m=!1;for(var k in o){var I=o[k];if(I.id==="main"){if(y=k,E=I,k==="video"){var U=o[k];U&&(this.videoBuffer=U.buffer)}}else m=!0}m&&E?(this.log("Alternate track found, use "+y+".buffered to schedule main fragment loading"),this.mediaBuffer=E.buffer):this.mediaBuffer=this.media},T.onFragBuffered=function(h,d){var o=d.frag,E=d.part;if(o&&o.type!==C.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(o)){this.warn("Fragment "+o.sn+(E?" p: "+E.index:"")+" of level "+o.level+" finished buffering, but was aborted. state: "+this.state),this.state===F.State.PARSED&&(this.state=F.State.IDLE);return}var y=E?E.stats:o.stats;this.fragLastKbps=Math.round(8*y.total/(y.buffering.end-y.loading.first)),o.sn!=="initSegment"&&(this.fragPrevious=o),this.fragBufferedComplete(o,E)},T.onError=function(h,d){switch(d.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(C.PlaylistLevelType.MAIN,d);break;case b.ErrorDetails.LEVEL_LOAD_ERROR:case b.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==F.State.ERROR&&(d.fatal?(this.warn(""+d.details),this.state=F.State.ERROR):!d.levelRetry&&this.state===F.State.WAITING_LEVEL&&(this.state=F.State.IDLE));break;case b.ErrorDetails.BUFFER_FULL_ERROR:if(d.parent==="main"&&(this.state===F.State.PARSING||this.state===F.State.PARSED)){var o=!0,E=this.getFwdBufferInfo(this.media,C.PlaylistLevelType.MAIN);E&&E.len>.5&&(o=!this.reduceMaxBufferLength(E.len)),o&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},T.checkBuffer=function(){var h=this.media,d=this.gapController;if(!h||!d||!h.readyState)return;var o=N.BufferHelper.getBuffered(h);!this.loadedmetadata&&o.length?(this.loadedmetadata=!0,this.seekToStartPos()):d.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},T.onFragLoadEmergencyAborted=function(){this.state=F.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},T.onBufferFlushed=function(h,d){var o=d.type;if(o!==c.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var E=(o===c.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(E,o,C.PlaylistLevelType.MAIN)}},T.onLevelsUpdated=function(h,d){this.levels=d.levels},T.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},T.seekToStartPos=function(){var h=this.media,d=h.currentTime,o=this.startPosition;if(o>=0&&d<o){if(h.seeking){x.logger.log("could not seek to "+o+", already seeking at "+d);return}var E=N.BufferHelper.getBuffered(h),y=E.length?E.start(0):0,m=y-o;m>0&&(m<this.config.maxBufferHole||m<this.config.maxFragLookUpTolerance)&&(x.logger.log("adjusting start position by "+m+" to match buffer start"),o+=m,this.startPosition=o),this.log("seek to target start position "+o+" from current time "+d),h.currentTime=o}},T._getAudioCodec=function(h){var d=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&d&&(this.log("Swapping audio codec"),d.indexOf("mp4a.40.5")!==-1?d="mp4a.40.2":d="mp4a.40.5"),d},T._loadBitrateTestFrag=function(h){var d=this;this._doFragLoad(h).then(function(o){var E=d.hls;if(!o||E.nextLoadLevel||d.fragContextChanged(h))return;d.fragLoadError=0,d.state=F.State.IDLE,d.startFragRequested=!1,d.bitrateTest=!1;var y=h.stats;y.parsing.start=y.parsing.end=y.buffering.start=y.buffering.end=self.performance.now(),E.trigger(B.Events.FRAG_LOADED,o)})},T._handleTransmuxComplete=function(h){var d,o="main",E=this.hls,y=h.remuxResult,m=h.chunkMeta,k=this.getCurrentContext(m);if(!k){this.warn("The loading context changed while buffering fragment "+m.sn+" of level "+m.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(m.level);return}var I=k.frag,U=k.part,W=k.level,_=y.video,M=y.text,K=y.id3,Y=y.initSegment,q=this.altAudio?void 0:y.audio;if(this.fragContextChanged(I))return;if(this.state=F.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,I,m),E.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:I,id:o,tracks:Y.tracks}));var oe=Y.initPTS,be=Y.timescale;Object(z.isFiniteNumber)(oe)&&(this.initPTS[I.cc]=oe,E.trigger(B.Events.INIT_PTS_FOUND,{frag:I,id:o,initPTS:oe,timescale:be}))}if(_&&y.independent!==!1){if(W.details){var me=_.startPTS,he=_.endPTS,fe=_.startDTS,ue=_.endDTS;if(U)U.elementaryStreams[_.type]={startPTS:me,endPTS:he,startDTS:fe,endDTS:ue};else if(_.firstKeyFrame&&_.independent&&(this.couldBacktrack=!0),_.dropped&&_.independent){var ie=this.getLoadPosition()+this.config.maxBufferHole;if(ie<me){this.backtrack(I);return}I.setElementaryStreamInfo(_.type,I.start,he,I.start,ue,!0)}I.setElementaryStreamInfo(_.type,me,he,fe,ue),this.bufferFragmentData(_,I,U,m)}}else if(y.independent===!1){this.backtrack(I);return}if(q){var pe=q.startPTS,$=q.endPTS,ae=q.startDTS,ee=q.endDTS;U&&(U.elementaryStreams[c.ElementaryStreamTypes.AUDIO]={startPTS:pe,endPTS:$,startDTS:ae,endDTS:ee}),I.setElementaryStreamInfo(c.ElementaryStreamTypes.AUDIO,pe,$,ae,ee),this.bufferFragmentData(q,I,U,m)}if(K!=null&&(d=K.samples)!==null&&d!==void 0&&d.length){var Ee={frag:I,id:o,samples:K.samples};E.trigger(B.Events.FRAG_PARSING_METADATA,Ee)}if(M){var Ce={frag:I,id:o,samples:M.samples};E.trigger(B.Events.FRAG_PARSING_USERDATA,Ce)}},T._bufferInitSegment=function(h,d,o,E){var y=this;if(this.state!==F.State.PARSING)return;this.audioOnly=!!d.audio&&!d.video,this.altAudio&&!this.audioOnly&&delete d.audio;var m=d.audio,k=d.video,I=d.audiovideo;if(m){var U=h.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(U&&(U.indexOf("mp4a.40.5")!==-1?U="mp4a.40.2":U="mp4a.40.5"),m.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(U="mp4a.40.5")),W.indexOf("android")!==-1&&m.container!=="audio/mpeg"&&(U="mp4a.40.2",this.log("Android: force audio codec to "+U)),h.audioCodec&&h.audioCodec!==U&&this.log('Swapping manifest audio codec "'+h.audioCodec+'" for "'+U+'"'),m.levelCodec=U,m.id="main",this.log("Init audio buffer, container:"+m.container+", codecs[selected/level/parsed]=["+(U||"")+"/"+(h.audioCodec||"")+"/"+m.codec+"]")}k&&(k.levelCodec=h.videoCodec,k.id="main",this.log("Init video buffer, container:"+k.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+k.codec+"]")),I&&this.log("Init audiovideo buffer, container:"+I.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+I.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,d),Object.keys(d).forEach(function(_){var M=d[_],K=M.initSegment;K!=null&&K.byteLength&&y.hls.trigger(B.Events.BUFFER_APPENDING,{type:_,data:K,frag:o,part:null,chunkMeta:E,parent:o.type})}),this.tick()},T.backtrack=function(h){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(h);var d=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,d?this.resetFragmentLoading(h):this.state=F.State.BACKTRACKING},T.checkFragmentChanged=function(){var h=this.media,d=null;if(h&&h.readyState>1&&h.seeking===!1){var o=h.currentTime;if(N.BufferHelper.isBuffered(h,o)?d=this.getAppendedFrag(o):N.BufferHelper.isBuffered(h,o+.1)&&(d=this.getAppendedFrag(o+.1)),d){var E=this.fragPlaying,y=d.level;(!E||d.sn!==E.sn||E.level!==y||d.urlId!==E.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:d}),(!E||E.level!==y)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:y}),this.fragPlaying=d)}}},a(D,[{key:"nextLevel",get:function(){var h=this.nextBufferedFrag;return h?h.level:-1}},{key:"currentLevel",get:function(){var h=this.media;if(h){var d=this.getAppendedFrag(h.currentTime);if(d)return d.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var d=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(d)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),D}(F.default)},"./src/controller/subtitle-stream-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"SubtitleStreamController",function(){return s});var z=L("./src/events.ts"),F=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"),P=L("./src/controller/level-helper.ts"),C=L("./src/controller/fragment-tracker.ts"),c=L("./src/controller/base-stream-controller.ts"),p=L("./src/types/loader.ts"),R=L("./src/types/level.ts");function w(u,A){for(var v=0;v<A.length;v++){var g=A[v];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(u,g.key,g)}}function b(u,A,v){return A&&w(u.prototype,A),v&&w(u,v),u}function x(u,A){u.prototype=Object.create(A.prototype),u.prototype.constructor=u,l(u,A)}function l(u,A){return l=Object.setPrototypeOf||function(g,D){return g.__proto__=D,g},l(u,A)}var a=500,s=function(u){x(A,u);function A(g,D){var T;return T=u.call(this,g,D,"[subtitle-stream-controller]")||this,T.levels=[],T.currentTrackId=-1,T.tracksBuffered=[],T.mainDetails=null,T._registerListeners(),T}var v=A.prototype;return v.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},v._registerListeners=function(){var D=this.hls;D.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),D.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),D.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),D.on(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),D.on(z.Events.ERROR,this.onError,this),D.on(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),D.on(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),D.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),D.on(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),D.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},v._unregisterListeners=function(){var D=this.hls;D.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),D.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),D.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),D.off(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),D.off(z.Events.ERROR,this.onError,this),D.off(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),D.off(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),D.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),D.off(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),D.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},v.startLoad=function(){this.stopLoad(),this.state=c.State.IDLE,this.setInterval(a),this.tick()},v.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},v.onLevelLoaded=function(D,T){this.mainDetails=T.details},v.onSubtitleFragProcessed=function(D,T){var f=T.frag,h=T.success;if(this.fragPrevious=f,this.state=c.State.IDLE,!h)return;var d=this.tracksBuffered[this.currentTrackId];if(!d)return;for(var o,E=f.start,y=0;y<d.length;y++)if(E>=d[y].start&&E<=d[y].end){o=d[y];break}var m=f.start+f.duration;o?o.end=m:(o={start:E,end:m},d.push(o)),this.fragmentTracker.fragBuffered(f)},v.onBufferFlushing=function(D,T){var f=T.startOffset,h=T.endOffset;if(f===0&&h!==Number.POSITIVE_INFINITY){var d=this.currentTrackId,o=this.levels;if(!o.length||!o[d]||!o[d].details)return;var E=o[d].details,y=E.targetduration,m=h-y;if(m<=0)return;T.endOffsetSubtitles=Math.max(0,m),this.tracksBuffered.forEach(function(k){for(var I=0;I<k.length;){if(k[I].end<=m){k.shift();continue}else if(k[I].start<m)k[I].start=m;else break;I++}}),this.fragmentTracker.removeFragmentsInRange(f,m,p.PlaylistLevelType.SUBTITLE)}},v.onError=function(D,T){var f,h=T.frag;if(!h||h.type!==p.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=c.State.IDLE},v.onSubtitleTracksUpdated=function(D,T){var f=this,h=T.subtitleTracks;this.tracksBuffered=[],this.levels=h.map(function(d){return new R.Level(d)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(d){f.tracksBuffered[d.id]=[]}),this.mediaBuffer=null},v.onSubtitleTrackSwitch=function(D,T){if(this.currentTrackId=T.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var f=this.levels[this.currentTrackId];f!=null&&f.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,f&&this.setInterval(a)},v.onSubtitleTrackLoaded=function(D,T){var f,h=T.details,d=T.id,o=this.currentTrackId,E=this.levels;if(!E.length)return;var y=E[o];if(d>=E.length||d!==o||!y)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,h.live||(f=y.details)!==null&&f!==void 0&&f.live){var m=this.mainDetails;if(h.deltaUpdateFailed||!m)return;var k=m.fragments[0];if(!y.details)h.hasProgramDateTime&&m.hasProgramDateTime?Object(N.alignMediaPlaylistByPDT)(h,m):k&&Object(P.addSliding)(h,k.start);else{var I=this.alignPlaylists(h,y.details);I===0&&k&&Object(P.addSliding)(h,k.start)}}if(y.details=h,this.levelLastLoaded=d,this.tick(),h.live&&!this.fragCurrent&&this.media&&this.state===c.State.IDLE){var U=Object(B.findFragmentByPTS)(null,h.fragments,this.media.currentTime,0);U||(this.warn("Subtitle playlist not aligned with playback"),y.details=void 0)}},v._handleFragmentLoadComplete=function(D){var T=D.frag,f=D.payload,h=T.decryptdata,d=this.hls;if(this.fragContextChanged(T))return;if(f&&f.byteLength>0&&h&&h.key&&h.iv&&h.method==="AES-128"){var o=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(f),h.key.buffer,h.iv.buffer).then(function(E){var y=performance.now();d.trigger(z.Events.FRAG_DECRYPTED,{frag:T,payload:E,stats:{tstart:o,tdecrypt:y}})})}},v.doTick=function(){if(!this.media){this.state=c.State.IDLE;return}if(this.state===c.State.IDLE){var D,T=this.currentTrackId,f=this.levels;if(!f.length||!f[T]||!f[T].details)return;var h=f[T].details,d=h.targetduration,o=this.config,E=this.media,y=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,E.currentTime-d,o.maxBufferHole),m=y.end,k=y.len,I=this.getMaxBufferLength()+d;if(k>I)return;console.assert(h,"Subtitle track details are defined on idle subtitle stream controller tick");var U=h.fragments,W=U.length,_=h.edge,M,K=this.fragPrevious;if(m<_){var Y=o.maxFragLookUpTolerance;K&&h.hasProgramDateTime&&(M=Object(B.findFragmentByPDT)(U,K.endProgramDateTime,Y)),M||(M=Object(B.findFragmentByPTS)(K,U,m,Y),!M&&K&&K.start<U[0].start&&(M=U[0]))}else M=U[W-1];(D=M)!==null&&D!==void 0&&D.encrypted?(F.logger.log("Loading key for "+M.sn),this.state=c.State.KEY_LOADING,this.hls.trigger(z.Events.KEY_LOADING,{frag:M})):M&&this.fragmentTracker.getState(M)===C.FragmentState.NOT_LOADED&&this.loadFragment(M,h,m)}},v.loadFragment=function(D,T,f){this.fragCurrent=D,u.prototype.loadFragment.call(this,D,T,f)},b(A,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),A}(c.default)},"./src/controller/subtitle-track-controller.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),F=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 x=0;x<b.length;x++){var l=b[x];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(w,l.key,l)}}function P(w,b,x){return b&&N(w.prototype,b),x&&N(w,x),w}function C(w,b){w.prototype=Object.create(b.prototype),w.prototype.constructor=w,c(w,b)}function c(w,b){return c=Object.setPrototypeOf||function(l,a){return l.__proto__=a,l},c(w,b)}var p=function(w){C(b,w);function b(l){var a;return a=w.call(this,l,"[subtitle-track-controller]")||this,a.media=null,a.tracks=[],a.groupId=null,a.tracksInGroup=[],a.trackId=-1,a.selectDefaultTrack=!0,a.queuedDefaultTrack=-1,a.trackChangeListener=function(){return a.onTextTracksChanged()},a.asyncPollTrackChange=function(){return a.pollTrackChange(0)},a.useTextTrackPolling=!1,a.subtitlePollingInterval=-1,a.subtitleDisplay=!0,a.registerListeners(),a}var x=b.prototype;return x.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,w.prototype.destroy.call(this)},x.registerListeners=function(){var a=this.hls;a.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),a.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),a.on(z.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){var a=this.hls;a.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),a.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),a.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),a.off(z.Events.ERROR,this.onError,this)},x.onMediaAttached=function(a,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)},x.pollTrackChange=function(a){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,a)},x.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 a=R(this.media.textTracks);a.forEach(function(s){Object(F.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},x.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},x.onManifestParsed=function(a,s){this.tracks=s.subtitleTracks},x.onSubtitleTrackLoaded=function(a,s){var u=s.id,A=s.details,v=this.trackId,g=this.tracksInGroup[v];if(!g){this.warn("Invalid subtitle track id "+u);return}var D=g.details;g.details=s.details,this.log("subtitle track "+u+" loaded ["+A.startSN+"-"+A.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,s,D))},x.onLevelLoading=function(a,s){this.switchLevel(s.level)},x.onLevelSwitching=function(a,s){this.switchLevel(s.level)},x.switchLevel=function(a){var s=this.hls.levels[a];if(!(s!=null&&s.textGroupIds))return;var u=s.textGroupIds[s.urlId];if(this.groupId!==u){var A=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,v=this.tracks.filter(function(T){return!u||T.groupId===u});this.tracksInGroup=v;var g=this.findTrackId(A==null?void 0:A.name)||this.findTrackId();this.groupId=u;var D={subtitleTracks:v};this.log("Updating subtitle tracks, "+v.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(z.Events.SUBTITLE_TRACKS_UPDATED,D),g!==-1&&this.setSubtitleTrack(g,A)}},x.findTrackId=function(a){for(var s=this.tracksInGroup,u=0;u<s.length;u++){var A=s[u];if((!this.selectDefaultTrack||A.default)&&(!a||a===A.name))return A.id}return-1},x.onError=function(a,s){if(w.prototype.onError.call(this,a,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)},x.loadPlaylist=function(a){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var u=s.id,A=s.groupId,v=s.url;if(a)try{v=a.addDirectives(v)}catch(g){this.warn("Could not construct new URL with HLS Delivery Directives: "+g)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:v,id:u,groupId:A,deliveryDirectives:a||null})}},x.toggleTrackModes=function(a){var s=this,u=this.media,A=this.subtitleDisplay,v=this.trackId;if(!u)return;var g=R(u.textTracks),D=g.filter(function(h){return h.groupId===s.groupId});if(a===-1)[].slice.call(g).forEach(function(h){h.mode="disabled"});else{var T=D[v];T&&(T.mode="disabled")}var f=D[a];f&&(f.mode=A?"showing":"hidden")},x.setSubtitleTrack=function(a,s){var u,A=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=a;return}if(this.trackId!==a&&this.toggleTrackModes(a),this.trackId===a&&(a===-1||(u=A[a])!==null&&u!==void 0&&u.details)||a<-1||a>=A.length)return;this.clearTimer();var v=A[a];if(this.log("Switching to subtitle track "+a),this.trackId=a,v){var g=v.id,D=v.groupId,T=D===void 0?"":D,f=v.name,h=v.type,d=v.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:g,groupId:T,name:f,type:h,url:d});var o=this.switchParams(v.url,s==null?void 0:s.details);this.loadPlaylist(o)}else this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:a})},x.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var a=-1,s=R(this.media.textTracks),u=0;u<s.length;u++)if(s[u].mode==="hidden")a=u;else if(s[u].mode==="showing"){a=u;break}this.subtitleTrack!==a&&(this.subtitleTrack=a)},P(b,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(a){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(a,s)}}]),b}(O.default);function R(w){for(var b=[],x=0;x<w.length;x++){var l=w[x];l.kind==="subtitles"&&l.label&&b.push(w[x])}return b}H.default=p},"./src/controller/timeline-controller.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"TimelineController",function(){return R});var z=L("./src/polyfills/number.ts"),F=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"),P=L("./src/utils/texttrack-utils.ts"),C=L("./src/utils/imsc1-ttml-parser.ts"),c=L("./src/types/loader.ts"),p=L("./src/utils/logger.ts"),R=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=x(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new B.default(this,"textTrack1"),A=new B.default(this,"textTrack2"),v=new B.default(this,"textTrack3"),g=new B.default(this,"textTrack4");this.cea608Parser1=new O.default(1,u,A),this.cea608Parser2=new O.default(3,v,g)}s.on(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(F.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(F.Events.FRAG_LOADING,this.onFragLoading,this),s.on(F.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(F.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(F.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(F.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(F.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var a=l.prototype;return a.destroy=function(){var u=this.hls;u.off(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(F.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(F.Events.FRAG_LOADING,this.onFragLoading,this),u.off(F.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(F.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(F.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(F.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(F.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},a.addCues=function(u,A,v,g,D){for(var T=!1,f=D.length;f--;){var h=D[f],d=b(h[0],h[1],A,v);if(d>=0&&(h[0]=Math.min(h[0],A),h[1]=Math.max(h[1],v),T=!0,d/(v-A)>.5))return}if(T||D.push([A,v]),this.config.renderTextTracksNatively){var o=this.captionsTracks[u];this.Cues.newCue(o,A,v,g)}else{var E=this.Cues.newCue(null,A,v,g);this.hls.trigger(F.Events.CUES_PARSED,{type:"captions",cues:E,track:u})}},a.onInitPtsFound=function(u,A){var v=this,g=A.frag,D=A.id,T=A.initPTS,f=A.timescale,h=this.unparsedVttFrags;D==="main"&&(this.initPTS[g.cc]=T,this.timescale[g.cc]=f),h.length&&(this.unparsedVttFrags=[],h.forEach(function(d){v.onFragLoaded(F.Events.FRAG_LOADED,d)}))},a.getExistingTrack=function(u){var A=this.media;if(A)for(var v=0;v<A.textTracks.length;v++){var g=A.textTracks[v];if(g[u])return g}return null},a.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},a.createNativeTrack=function(u){if(this.captionsTracks[u])return;var A=this.captionsProperties,v=this.captionsTracks,g=this.media,D=A[u],T=D.label,f=D.languageCode,h=this.getExistingTrack(u);if(h)v[u]=h,Object(P.clearCurrentCues)(v[u]),Object(P.sendAddTrackEvent)(v[u],g);else{var d=this.createTextTrack("captions",T,f);d&&(d[u]=!0,v[u]=d)}},a.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var A=this.captionsProperties[u];if(!A)return;var v=A.label,g={_id:u,label:v,kind:"captions",default:A.media?!!A.media.default:!1,closedCaptions:A.media};this.nonNativeCaptionsTracks[u]=g,this.hls.trigger(F.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[g]})},a.createTextTrack=function(u,A,v){var g=this.media;return g?g.addTextTrack(u,A,v):void 0},a.onMediaAttaching=function(u,A){this.media=A.media,this._cleanTracks()},a.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(A){Object(P.clearCurrentCues)(u[A]),delete u[A]}),this.nonNativeCaptionsTracks={}},a.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=x(),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())},a._cleanTracks=function(){var u=this.media;if(!u)return;var A=u.textTracks;if(A)for(var v=0;v<A.length;v++)Object(P.clearCurrentCues)(A[v])},a.onSubtitleTracksUpdated=function(u,A){var v=this;this.textTracks=[];var g=A.subtitleTracks||[],D=g.some(function(d){return d.textCodec===C.IMSC1_CODEC});if(this.config.enableWebVTT||D&&this.config.enableIMSC1){var T=this.tracks&&g&&this.tracks.length===g.length;if(this.tracks=g||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(d,o){var E;if(o<f.length){for(var y=null,m=0;m<f.length;m++)if(w(f[m],d)){y=f[m];break}y&&(E=y)}E?Object(P.clearCurrentCues)(E):(E=v.createTextTrack("subtitles",d.name,d.lang),E&&(E.mode="disabled")),E&&(E.groupId=d.groupId,v.textTracks.push(E))})}else if(!T&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(d){return{label:d.name,kind:d.type.toLowerCase(),default:d.default,subtitleTrack:d}});this.hls.trigger(F.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},a.onManifestLoaded=function(u,A){var v=this;this.config.enableCEA708Captions&&A.captions&&A.captions.forEach(function(g){var D=/(?:CC|SERVICE)([1-4])/.exec(g.instreamId);if(!D)return;var T="textTrack"+D[1],f=v.captionsProperties[T];if(!f)return;f.label=g.name,g.lang&&(f.languageCode=g.lang),f.media=g})},a.onFragLoading=function(u,A){var v=this.cea608Parser1,g=this.cea608Parser2,D=this.lastSn,T=this.lastPartIndex;if(!this.enabled||!(v&&g))return;if(A.frag.type===c.PlaylistLevelType.MAIN){var f,h,d=A.frag.sn,o=(f=A==null||((h=A.part)===null||h===void 0)?void 0:h.index)!=null?f:-1;d===D+1||d===D&&o===T+1||(v.reset(),g.reset()),this.lastSn=d,this.lastPartIndex=o}},a.onFragLoaded=function(u,A){var v=A.frag,g=A.payload,D=this.initPTS,T=this.unparsedVttFrags;if(v.type===c.PlaylistLevelType.SUBTITLE)if(g.byteLength){if(!Object(z.isFiniteNumber)(D[v.cc])){T.push(A),D.length&&this.hls.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:v,error:new Error("Missing initial subtitle PTS")});return}var f=v.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var h=this.tracks[v.level],d=this.vttCCs;d[v.cc]||(d[v.cc]={start:v.start,prevCC:this.prevCC,new:!0},this.prevCC=v.cc),h&&h.textCodec===C.IMSC1_CODEC?this._parseIMSC1(v,g):this._parseVTTs(v,g,d)}}else this.hls.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:v,error:new Error("Empty subtitle payload")})},a._parseIMSC1=function(u,A){var v=this,g=this.hls;Object(C.parseIMSC1)(A,this.initPTS[u.cc],this.timescale[u.cc],function(D){v._appendCues(D,u.level),g.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(D){p.logger.log("Failed to parse IMSC1: "+D),g.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:D})})},a._parseVTTs=function(u,A,v){var g=this,D=this.hls;Object(N.parseWebVTT)(A,this.initPTS[u.cc],this.timescale[u.cc],v,u.cc,u.start,function(T){g._appendCues(T,u.level),D.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(T){g._fallbackToIMSC1(u,A),p.logger.log("Failed to parse VTT cue: "+T),D.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:T})})},a._fallbackToIMSC1=function(u,A){var v=this,g=this.tracks[u.level];g.textCodec||Object(C.parseIMSC1)(A,this.initPTS[u.cc],this.timescale[u.cc],function(){g.textCodec=C.IMSC1_CODEC,v._parseIMSC1(u,A)},function(){g.textCodec="wvtt"})},a._appendCues=function(u,A){var v=this.hls;if(this.config.renderTextTracksNatively){var g=this.textTracks[A];if(g.mode==="disabled")return;u.forEach(function(f){return Object(P.addCueToTrack)(g,f)})}else{var D=this.tracks[A],T=D.default?"default":"subtitles"+A;v.trigger(F.Events.CUES_PARSED,{type:"subtitles",cues:u,track:T})}},a.onFragDecrypted=function(u,A){var v=A.frag;if(v.type===c.PlaylistLevelType.SUBTITLE){if(!Object(z.isFiniteNumber)(this.initPTS[v.cc])){this.unparsedVttFrags.push(A);return}this.onFragLoaded(F.Events.FRAG_LOADED,A)}},a.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},a.onFragParsingUserdata=function(u,A){var v=this.cea608Parser1,g=this.cea608Parser2;if(!this.enabled||!(v&&g))return;for(var D=0;D<A.samples.length;D++){var T=A.samples[D].bytes;if(T){var f=this.extractCea608Data(T);v.addData(A.samples[D].pts,f[0]),g.addData(A.samples[D].pts,f[1])}}},a.onBufferFlushing=function(u,A){var v=A.startOffset,g=A.endOffset,D=A.endOffsetSubtitles,T=A.type,f=this.media;if(!f||f.currentTime<g)return;if(!T||T==="video"){var h=this.captionsTracks;Object.keys(h).forEach(function(o){return Object(P.removeCuesInRange)(h[o],v,g)})}if(this.config.renderTextTracksNatively&&(v===0&&D!==void 0)){var d=this.textTracks;Object.keys(d).forEach(function(o){return Object(P.removeCuesInRange)(d[o],v,D)})}},a.extractCea608Data=function(u){for(var A=u[0]&31,v=2,g=[[],[]],D=0;D<A;D++){var T=u[v++],f=127&u[v++],h=127&u[v++],d=(4&T)!==0,o=3&T;if(f===0&&h===0)continue;d&&((o===0||o===1)&&(g[o].push(f),g[o].push(h)))}return g},l}();function w(l,a){return l&&l.label===a.name&&!(l.textTrack1||l.textTrack2)}function b(l,a,s,u){return Math.min(a,u)-Math.max(l,s)}function x(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return z});var z=function(){function F(B,N){this.subtle=void 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B.EventEmitter,x=function(a,s){w.postMessage({event:a,data:s})};b.on(F.Events.FRAG_DECRYPTED,x),b.on(F.Events.ERROR,x),w.addEventListener("message",function(l){var a=l.data;switch(a.cmd){case"init":{var s=JSON.parse(a.config);w.transmuxer=new z.default(b,a.typeSupported,s,a.vendor,a.id),Object(O.enableLogs)(s.debug),x("init",null);break}case"configure":{w.transmuxer.configure(a.config);break}case"demux":{var u=w.transmuxer.push(a.data,a.decryptdata,a.chunkMeta,a.state);Object(z.isPromise)(u)?u.then(function(g){C(w,g)}):C(w,u);break}case"flush":{var A=a.chunkMeta,v=w.transmuxer.flush(A);Object(z.isPromise)(v)?v.then(function(g){p(w,g,A)}):p(w,v,A);break}default:break}})}function C(w,b){if(R(b.remuxResult))return;var x=[],l=b.remuxResult,a=l.audio,s=l.video;a&&c(x,a),s&&c(x,s),w.postMessage({event:"transmuxComplete",data:b},x)}function c(w,b){b.data1&&w.push(b.data1.buffer),b.data2&&w.push(b.data2.buffer)}function p(w,b,x){b.forEach(function(l){C(w,l)}),w.postMessage({event:"flush",data:x})}function R(w){return!w.audio&&!w.video&&!w.text&&!w.id3&&!w.initSegment}},"./src/demux/transmuxer.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return s}),L.d(H,"isPromise",function(){return v}),L.d(H,"TransmuxConfig",function(){return g}),L.d(H,"TransmuxState",function(){return D});var z=L("./src/events.ts"),F=L("./src/errors.ts"),O=L("./src/crypt/decrypter.ts"),B=L("./src/demux/aacdemuxer.ts"),N=L("./src/demux/mp4demuxer.ts"),P=L("./src/demux/tsdemuxer.ts"),C=L("./src/demux/mp3demuxer.ts"),c=L("./src/remux/mp4-remuxer.ts"),p=L("./src/remux/passthrough-remuxer.ts"),R=L("./src/demux/chunk-cache.ts"),w=L("./src/utils/mp4-tools.ts"),b=L("./src/utils/logger.ts"),x;try{x=self.performance.now.bind(self.performance)}catch(T){b.logger.debug("Unable to use Performance API on this environment"),x=self.Date.now}var l=[{demux:P.default,remux:c.default},{demux:N.default,remux:p.default},{demux:B.default,remux:c.default},{demux:C.default,remux:c.default}],a=1024;l.forEach(function(T){var f=T.demux;a=Math.max(a,f.minProbeByteLength)});var s=function(){function T(h,d,o,E,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 R.default,this.observer=h,this.typeSupported=d,this.config=o,this.vendor=E,this.id=y}var f=T.prototype;return f.configure=function(d){this.transmuxConfig=d,this.decrypter&&this.decrypter.reset()},f.push=function(d,o,E,y){var m=this,k=E.transmuxing;k.executeStart=x();var I=new Uint8Array(d),U=this.cache,W=this.config,_=this.currentTransmuxState,M=this.transmuxConfig;y&&(this.currentTransmuxState=y);var K=u(I,o);if(K&&K.method==="AES-128"){var Y=this.getDecrypter();if(W.enableSoftwareAES){var q=Y.softwareDecrypt(I,K.key.buffer,K.iv.buffer);if(!q)return k.executeEnd=x(),A(E);I=new Uint8Array(q)}else return this.decryptionPromise=Y.webCryptoDecrypt(I,K.key.buffer,K.iv.buffer).then(function(Se){var Re=m.push(Se,null,E);return m.decryptionPromise=null,Re}),this.decryptionPromise}var oe=y||_,be=oe.contiguous,me=oe.discontinuity,he=oe.trackSwitch,fe=oe.accurateTimeOffset,ue=oe.timeOffset,ie=M.audioCodec,pe=M.videoCodec,$=M.defaultInitPts,ae=M.duration,ee=M.initSegmentData;if((me||he)&&this.resetInitSegment(ee,ie,pe,ae),me&&this.resetInitialTimestamp($),be||this.resetContiguity(),this.needsProbing(I,me,he)){if(U.dataLength){var Ee=U.flush();I=Object(w.appendUint8Array)(Ee,I)}this.configureTransmuxer(I,M)}var Ce=this.transmux(I,K,ue,fe,E),ve=this.currentTransmuxState;return ve.contiguous=!0,ve.discontinuity=!1,ve.trackSwitch=!1,k.executeEnd=x(),Ce},f.flush=function(d){var o=this,E=d.transmuxing;E.executeStart=x();var y=this.decrypter,m=this.cache,k=this.currentTransmuxState,I=this.decryptionPromise;if(I)return I.then(function(){return o.flush(d)});var U=[],W=k.timeOffset;if(y){var _=y.flush();_&&U.push(this.push(_,null,d))}var M=m.dataLength;m.reset();var K=this.demuxer,Y=this.remuxer;if(!K||!Y)return M>=a&&this.observer.emit(z.Events.ERROR,z.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),E.executeEnd=x(),[A(d)];var q=K.flush(W);return v(q)?q.then(function(oe){return o.flushRemux(U,oe,d),U}):(this.flushRemux(U,q,d),U)},f.flushRemux=function(d,o,E){var y=o.audioTrack,m=o.avcTrack,k=o.id3Track,I=o.textTrack,U=this.currentTransmuxState,W=U.accurateTimeOffset,_=U.timeOffset;b.logger.log("[transmuxer.ts]: Flushed fragment "+E.sn+(E.part>-1?" p: "+E.part:"")+" of level "+E.level);var M=this.remuxer.remux(y,m,k,I,_,W,!0,this.id);d.push({remuxResult:M,chunkMeta:E}),E.transmuxing.executeEnd=x()},f.resetInitialTimestamp=function(d){var o=this.demuxer,E=this.remuxer;if(!o||!E)return;o.resetTimeStamp(d),E.resetTimeStamp(d)},f.resetContiguity=function(){var d=this.demuxer,o=this.remuxer;if(!d||!o)return;d.resetContiguity(),o.resetNextTimestamp()},f.resetInitSegment=function(d,o,E,y){var m=this.demuxer,k=this.remuxer;if(!m||!k)return;m.resetInitSegment(o,E,y),k.resetInitSegment(d,o,E)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(d,o,E,y,m){var k;return o&&o.method==="SAMPLE-AES"?k=this.transmuxSampleAes(d,o,E,y,m):k=this.transmuxUnencrypted(d,E,y,m),k},f.transmuxUnencrypted=function(d,o,E,y){var m=this.demuxer.demux(d,o,!1,!this.config.progressive),k=m.audioTrack,I=m.avcTrack,U=m.id3Track,W=m.textTrack,_=this.remuxer.remux(k,I,U,W,o,E,!1,this.id);return{remuxResult:_,chunkMeta:y}},f.transmuxSampleAes=function(d,o,E,y,m){var k=this;return this.demuxer.demuxSampleAes(d,o,E).then(function(I){var U=k.remuxer.remux(I.audioTrack,I.avcTrack,I.id3Track,I.textTrack,E,y,!1,k.id);return{remuxResult:U,chunkMeta:m}})},f.configureTransmuxer=function(d,o){for(var E=this.config,y=this.observer,m=this.typeSupported,k=this.vendor,I=o.audioCodec,U=o.defaultInitPts,W=o.duration,_=o.initSegmentData,M=o.videoCodec,K,Y=0,q=l.length;Y<q;Y++)if(l[Y].demux.probe(d)){K=l[Y];break}K||(b.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),K={demux:N.default,remux:p.default});var oe=this.demuxer,be=this.remuxer,me=K.remux,he=K.demux;(!be||!(be instanceof me))&&(this.remuxer=new me(y,E,m,k)),(!oe||!(oe instanceof he))&&(this.demuxer=new he(y,E,m),this.probe=he.probe),this.resetInitSegment(_,I,M,W),this.resetInitialTimestamp(U)},f.needsProbing=function(d,o,E){return!this.demuxer||!this.remuxer||o||E},f.getDecrypter=function(){var d=this.decrypter;return d||(d=this.decrypter=new O.default(this.observer,this.config)),d},T}();function u(T,f){var h=null;return T.byteLength>0&&f!=null&&f.key!=null&&f.iv!==null&&f.method!=null&&(h=f),h}var A=function(f){return{remuxResult:{},chunkMeta:f}};function v(T){return"then"in T&&T.then instanceof Function}var g=function(f,h,d,o,E){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=f,this.videoCodec=h,this.initSegmentData=d,this.duration=o,this.defaultInitPts=E},D=function(f,h,d,o,E){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=f,this.contiguous=h,this.accurateTimeOffset=d,this.trackSwitch=o,this.timeOffset=E}},"./src/demux/tsdemuxer.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"discardEPB",function(){return A});var z=L("./src/demux/adts.ts"),F=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"),P=L("./src/events.ts"),C=L("./src/utils/mp4-tools.ts"),c=L("./src/utils/logger.ts"),p=L("./src/errors.ts"),R={video:1,audio:2,id3:3,text:4},w=function(){function v(D,T,f){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=D,this.config=T,this.typeSupported=f}v.probe=function(T){var f=v.syncOffset(T);return f<0?!1:(f&&c.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},v.syncOffset=function(T){for(var f=Math.min(1e3,T.length-3*188),h=0;h<f;){if(T[h]===71&&T[h+188]===71&&T[h+2*188]===71)return h;h++}return-1},v.createTrack=function(T,f){return{container:T==="video"||T==="audio"?"video/mp2t":void 0,type:T,id:R[T],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:T==="audio"?f:void 0}};var g=v.prototype;return g.resetInitSegment=function(T,f,h){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=v.createTrack("video",h),this._audioTrack=v.createTrack("audio",h),this._id3Track=v.createTrack("id3",h),this._txtTrack=v.createTrack("text",h),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=T,this.videoCodec=f,this._duration=h},g.resetTimeStamp=function(){},g.resetContiguity=function(){var T=this._audioTrack,f=this._avcTrack,h=this._id3Track;T&&(T.pesData=null),f&&(f.pesData=null),h&&(h.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},g.demux=function(T,f,h,d){h===void 0&&(h=!1),d===void 0&&(d=!1),h||(this.sampleAes=null);var o,E=this._avcTrack,y=this._audioTrack,m=this._id3Track,k=E.pid,I=E.pesData,U=y.pid,W=m.pid,_=y.pesData,M=m.pesData,K=!1,Y=this.pmtParsed,q=this._pmtId,oe=T.length;if(this.remainderData&&(T=Object(C.appendUint8Array)(this.remainderData,T),oe=T.length,this.remainderData=null),oe<188&&!d)return this.remainderData=T,{audioTrack:y,avcTrack:E,id3Track:m,textTrack:this._txtTrack};var be=Math.max(0,v.syncOffset(T));oe-=(oe+be)%188,oe<T.byteLength&&!d&&(this.remainderData=new Uint8Array(T.buffer,oe,T.buffer.byteLength-oe));for(var me=be;me<oe;me+=188)if(T[me]===71){var he=!!(T[me+1]&64),fe=((T[me+1]&31)<<8)+T[me+2],ue=(T[me+3]&48)>>4,ie=void 0;if(ue>1){if(ie=me+5+T[me+4],ie===me+188)continue}else ie=me+4;switch(fe){case k:he&&(I&&(o=a(I))&&this.parseAVCPES(o,!1),I={data:[],size:0}),I&&(I.data.push(T.subarray(ie,me+188)),I.size+=me+188-ie);break;case U:he&&(_&&(o=a(_))&&(y.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),_={data:[],size:0}),_&&(_.data.push(T.subarray(ie,me+188)),_.size+=me+188-ie);break;case W:he&&(M&&(o=a(M))&&this.parseID3PES(o),M={data:[],size:0}),M&&(M.data.push(T.subarray(ie,me+188)),M.size+=me+188-ie);break;case 0:he&&(ie+=T[ie]+1),q=this._pmtId=x(T,ie);break;case q:{he&&(ie+=T[ie]+1);var pe=l(T,ie,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);k=pe.avc,k>0&&(E.pid=k),U=pe.audio,U>0&&(y.pid=U,y.isAAC=pe.isAAC),W=pe.id3,W>0&&(m.pid=W),K&&!Y&&(c.logger.log("reparse from beginning"),K=!1,me=be-188),Y=this.pmtParsed=!0;break}case 17:case 8191:break;default:K=!0;break}}else this.observer.emit(P.Events.ERROR,P.Events.ERROR,{type:p.ErrorTypes.MEDIA_ERROR,details:p.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});E.pesData=I,y.pesData=_,m.pesData=M;var $={audioTrack:y,avcTrack:E,id3Track:m,textTrack:this._txtTrack};return d&&this.extractRemainingSamples($),$},g.flush=function(){var T=this.remainderData;this.remainderData=null;var f;return T?f=this.demux(T,-1,!1,!0):f={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(f),this.sampleAes?this.decrypt(f,this.sampleAes):f},g.extractRemainingSamples=function(T){var f=T.audioTrack,h=T.avcTrack,d=T.id3Track,o=h.pesData,E=f.pesData,y=d.pesData,m;o&&(m=a(o))?(this.parseAVCPES(m,!0),h.pesData=null):h.pesData=o,E&&(m=a(E))?(f.isAAC?this.parseAACPES(m):this.parseMPEGPES(m),f.pesData=null):(E!=null&&E.size&&c.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=E),y&&(m=a(y))?(this.parseID3PES(m),d.pesData=null):d.pesData=y},g.demuxSampleAes=function(T,f,h){var d=this.demux(T,h,!0,!this.config.progressive),o=this.sampleAes=new N.default(this.observer,this.config,f);return this.decrypt(d,o)},g.decrypt=function(T,f){return new Promise(function(h){var d=T.audioTrack,o=T.avcTrack;d.samples&&d.isAAC?f.decryptAacSamples(d.samples,0,function(){o.samples?f.decryptAvcSamples(o.samples,0,0,function(){h(T)}):h(T)}):o.samples&&f.decryptAvcSamples(o.samples,0,0,function(){h(T)})})},g.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},g.parseAVCPES=function(T,f){var h=this,d=this._avcTrack,o=this.parseAVCNALu(T.data),E=!1,y=this.avcSample,m,k=!1;T.data=null,y&&o.length&&!d.audFound&&(s(y,d),y=this.avcSample=b(!1,T.pts,T.dts,"")),o.forEach(function(I){switch(I.type){case 1:{m=!0,y||(y=h.avcSample=b(!0,T.pts,T.dts,"")),E&&(y.debug+="NDR "),y.frame=!0;var U=I.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:m=!0,y||(y=h.avcSample=b(!0,T.pts,T.dts,"")),E&&(y.debug+="IDR "),y.key=!0,y.frame=!0;break;case 6:{m=!0,E&&y&&(y.debug+="SEI ");var _=new O.default(A(I.data));_.readUByte();for(var M=0,K=0,Y=!1,q=0;!Y&&_.bytesAvailable>1;){M=0;do q=_.readUByte(),M+=q;while(q===255);K=0;do q=_.readUByte(),K+=q;while(q===255);if(M===4&&_.bytesAvailable!==0){Y=!0;var oe=_.readUByte();if(oe===181){var be=_.readUShort();if(be===49){var me=_.readUInt();if(me===1195456820){var he=_.readUByte();if(he===3){for(var fe=_.readUByte(),ue=_.readUByte(),ie=31&fe,pe=[fe,ue],$=0;$<ie;$++)pe.push(_.readUByte()),pe.push(_.readUByte()),pe.push(_.readUByte());u(h._txtTrack.samples,{type:3,pts:T.pts,bytes:pe})}}}}}else if(M===5&&_.bytesAvailable!==0){if(Y=!0,K>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=K-16,Ce=new Uint8Array(Ee),ve=0;ve<Ee;ve++)Ce[ve]=_.readUByte();u(h._txtTrack.samples,{pts:T.pts,payloadType:M,uuid:ae.join(""),userData:Object(B.utf8ArrayToStr)(Ce),userDataBytes:Ce})}}else if(K<_.bytesAvailable)for(var Se=0;Se<K;Se++)_.readUByte()}break}case 7:if(m=!0,k=!0,E&&y&&(y.debug+="SPS "),!d.sps){var Re=new O.default(I.data),Ne=Re.readSPS();d.width=Ne.width,d.height=Ne.height,d.pixelRatio=Ne.pixelRatio,d.sps=[I.data],d.duration=h._duration;for(var _e=I.data.subarray(1,4),Pe="avc1.",ke=0;ke<3;ke++){var Ze=_e[ke].toString(16);Ze.length<2&&(Ze="0"+Ze),Pe+=Ze}d.codec=Pe}break;case 8:m=!0,E&&y&&(y.debug+="PPS "),d.pps||(d.pps=[I.data]);break;case 9:m=!1,d.audFound=!0,y&&s(y,d),y=h.avcSample=b(!1,T.pts,T.dts,E?"AUD ":"");break;case 12:m=!1;break;default:m=!1,y&&(y.debug+="unknown NAL "+I.type+" ");break}if(y&&m){var Ge=y.units;Ge.push(I)}}),f&&y&&(s(y,d),this.avcSample=null)},g.getLastNalUnit=function(){var T,f=this.avcSample,h;if(!f||f.units.length===0){var d=this._avcTrack.samples;f=d[d.length-1]}if((T=f)!==null&&T!==void 0&&T.units){var o=f.units;h=o[o.length-1]}return h},g.parseAVCNALu=function(T){var f=T.byteLength,h=this._avcTrack,d=h.naluState||0,o=d,E=[],y=0,m,k,I,U=-1,W=0;for(d===-1&&(U=0,W=T[0]&31,d=0,y=1);y<f;){if(m=T[y++],!d){d=m?0:1;continue}if(d===1){d=m?0:2;continue}if(!m)d=3;else if(m===1){if(U>=0){var _={data:T.subarray(U,y-d-1),type:W};E.push(_)}else{var M=this.getLastNalUnit();if(M&&(o&&y<=4-o&&(M.state&&(M.data=M.data.subarray(0,M.data.byteLength-o))),k=y-d-1,k>0)){var K=new Uint8Array(M.data.byteLength+k);K.set(M.data,0),K.set(T.subarray(0,k),M.data.byteLength),M.data=K,M.state=0}}y<f?(I=T[y]&31,U=y,W=I,d=0):d=-1}else d=0}if(U>=0&&d>=0){var Y={data:T.subarray(U,f),type:W,state:d};E.push(Y)}if(E.length===0){var q=this.getLastNalUnit();if(q){var oe=new Uint8Array(q.data.byteLength+T.byteLength);oe.set(q.data,0),oe.set(T,q.data.byteLength),q.data=oe}}return h.naluState=d,E},g.parseAACPES=function(T){var f=0,h=this._audioTrack,d=this.aacOverFlow,o=T.data;if(d){this.aacOverFlow=null;var E=d.sample.unit.byteLength,y=Math.min(d.missing,E),m=E-y;d.sample.unit.set(o.subarray(0,y),m),h.samples.push(d.sample),f=d.missing}var k,I;for(k=f,I=o.length;k<I-1&&!z.isHeader(o,k);k++);if(k!==f){var U,W;if(k<I-1?(U="AAC PES did not start with ADTS header,offset:"+k,W=!1):(U="no ADTS header found in AAC PES",W=!0),c.logger.warn("parsing 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b(v,g,D,T){return{key:v,frame:!1,pts:g,dts:D,units:[],debug:T,length:0}}function x(v,g){return(v[g+10]&31)<<8|v[g+11]}function l(v,g,D,T){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},h=(v[g+1]&15)<<8|v[g+2],d=g+3+h-4,o=(v[g+10]&15)<<8|v[g+11];for(g+=12+o;g<d;){var E=(v[g+1]&31)<<8|v[g+2];switch(v[g]){case 207:if(!T){c.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=E);break;case 21:f.id3===-1&&(f.id3=E);break;case 219:if(!T){c.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=E);break;case 3:case 4:D?f.audio===-1&&(f.audio=E,f.isAAC=!1):c.logger.log("MPEG audio found, not supported in this browser");break;case 36:c.logger.warn("Unsupported HEVC stream type found");break;default:break}g+=((v[g+3]&15)<<8|v[g+4])+5}return f}function a(v){var g=0,D,T,f,h,d,o=v.data;if(!v||v.size===0)return null;for(;o[0].length<19&&o.length>1;){var E=new 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F;(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"})(F||(F={}))},"./src/events.ts":function(J,H,L){"use 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z;(function(F){F.MEDIA_ATTACHING="hlsMediaAttaching",F.MEDIA_ATTACHED="hlsMediaAttached",F.MEDIA_DETACHING="hlsMediaDetaching",F.MEDIA_DETACHED="hlsMediaDetached",F.BUFFER_RESET="hlsBufferReset",F.BUFFER_CODECS="hlsBufferCodecs",F.BUFFER_CREATED="hlsBufferCreated",F.BUFFER_APPENDING="hlsBufferAppending",F.BUFFER_APPENDED="hlsBufferAppended",F.BUFFER_EOS="hlsBufferEos",F.BUFFER_FLUSHING="hlsBufferFlushing",F.BUFFER_FLUSHED="hlsBufferFlushed",F.MANIFEST_LOADING="hlsManifestLoading",F.MANIFEST_LOADED="hlsManifestLoaded",F.MANIFEST_PARSED="hlsManifestParsed",F.LEVEL_SWITCHING="hlsLevelSwitching",F.LEVEL_SWITCHED="hlsLevelSwitched",F.LEVEL_LOADING="hlsLevelLoading",F.LEVEL_LOADED="hlsLevelLoaded",F.LEVEL_UPDATED="hlsLevelUpdated",F.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",F.LEVELS_UPDATED="hlsLevelsUpdated",F.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",F.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",F.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",F.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",F.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",F.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",F.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",F.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",F.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",F.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",F.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",F.CUES_PARSED="hlsCuesParsed",F.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",F.INIT_PTS_FOUND="hlsInitPtsFound",F.FRAG_LOADING="hlsFragLoading",F.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",F.FRAG_LOADED="hlsFragLoaded",F.FRAG_DECRYPTED="hlsFragDecrypted",F.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",F.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",F.FRAG_PARSING_METADATA="hlsFragParsingMetadata",F.FRAG_PARSED="hlsFragParsed",F.FRAG_BUFFERED="hlsFragBuffered",F.FRAG_CHANGED="hlsFragChanged",F.FPS_DROP="hlsFpsDrop",F.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",F.ERROR="hlsError",F.DESTROYING="hlsDestroying",F.KEY_LOADING="hlsKeyLoading",F.KEY_LOADED="hlsKeyLoaded",F.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",F.BACK_BUFFER_REACHED="hlsBackBufferReached"})(z||(z={}))},"./src/hls.ts":function(J,H,L){"use 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0,this.networkControllers=void 0,this._emitter=new x.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 f=this.config=Object(b.mergeConfig)(g.DefaultConfig,T);this.userConfig=T,Object(w.enableLogs)(f.debug),this._autoLevelCapping=-1,f.progressive&&Object(b.enableStreamingMode)(f);var h=f.abrController,d=f.bufferController,o=f.capLevelController,E=f.fpsController,y=this.abrController=new h(this),m=this.bufferController=new d(this),k=this.capLevelController=new o(this),I=new E(this),U=new O.default(this),W=new B.default(this),_=new N.default(this),M=this.levelController=new C.default(this),K=new c.FragmentTracker(this),Y=this.streamController=new p.default(this,K);k.setStreamController(Y),I.setStreamController(Y);var q=[M,Y];this.networkControllers=q;var oe=[U,W,y,m,k,I,_,K];this.audioTrackController=this.createController(f.audioTrackController,null,q),this.createController(f.audioStreamController,K,q),this.subtitleTrackController=this.createController(f.subtitleTrackController,null,q),this.createController(f.subtitleStreamController,K,q),this.createController(f.timelineController,null,oe),this.emeController=this.createController(f.emeController,null,oe),this.cmcdController=this.createController(f.cmcdController,null,oe),this.latencyController=this.createController(P.default,null,oe),this.coreComponents=oe}var D=g.prototype;return D.createController=function(f,h,d){if(f){var o=h?new f(this,h):new f(this);return d&&d.push(o),o}return null},D.on=function(f,h,d){d===void 0&&(d=this),this._emitter.on(f,h,d)},D.once=function(f,h,d){d===void 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h=this.media,d=this.url,o=this.url=z.buildAbsoluteURL(self.location.href,f,{alwaysNormalize:!0});w.logger.log("loadSource:"+o),h&&d&&d!==o&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(h)),this.trigger(a.Events.MANIFEST_LOADING,{url:f})},D.startLoad=function(f){f===void 0&&(f=-1),w.logger.log("startLoad("+f+")"),this.networkControllers.forEach(function(h){h.startLoad(f)})},D.stopLoad=function(){w.logger.log("stopLoad"),this.networkControllers.forEach(function(f){f.stopLoad()})},D.swapAudioCodec=function(){w.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},D.recoverMediaError=function(){w.logger.log("recoverMediaError");var f=this._media;this.detachMedia(),f&&this.attachMedia(f)},D.removeLevel=function(f,h){h===void 0&&(h=0),this.levelController.removeLevel(f,h)},A(g,[{key:"levels",get:function(){var f=this.levelController.levels;return f||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(f){w.logger.log("set currentLevel:"+f),this.loadLevel=f,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(f){w.logger.log("set nextLevel:"+f),this.levelController.manualLevel=f,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(f){w.logger.log("set loadLevel:"+f),this.levelController.manualLevel=f}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(f){this.levelController.nextLoadLevel=f}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(f){w.logger.log("set firstLevel:"+f),this.levelController.firstLevel=f}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(f){w.logger.log("set 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d=[],o={},E=!1;R.lastIndex=0;for(var y;(y=R.exec(f))!=null;)if(y[1]){var m=new C.AttrList(y[1]),k={attrs:m,bitrate:m.decimalInteger("AVERAGE-BANDWIDTH")||m.decimalInteger("BANDWIDTH"),name:m.NAME,url:D.resolve(y[2],h)},I=m.decimalResolution("RESOLUTION");I&&(k.width=I.width,k.height=I.height),u((m.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),k),k.videoCodec&&k.videoCodec.indexOf("avc1")!==-1&&(k.videoCodec=D.convertAVC1ToAVCOTI(k.videoCodec)),d.push(k)}else if(y[3]){var U=new C.AttrList(y[3]);U["DATA-ID"]&&(E=!0,o[U["DATA-ID"]]=U)}return{levels:d,sessionData:E?o:null}},D.parseMasterPlaylistMedia=function(f,h,d,o){o===void 0&&(o=[]);var E,y=[],m=0;for(w.lastIndex=0;(E=w.exec(f))!==null;){var k=new C.AttrList(E[1]);if(k.TYPE===d){var I={attrs:k,bitrate:0,id:m++,groupId:k["GROUP-ID"],instreamId:k["INSTREAM-ID"],name:k.NAME||k.LANGUAGE||"",type:d,default:k.bool("DEFAULT"),autoselect:k.bool("AUTOSELECT"),forced:k.bool("FORCED"),lang:k.LANGUAGE,url:k.URI?D.resolve(k.URI,h):""};if(o.length){var U=D.findGroup(o,I.groupId)||o[0];A(I,U,"audioCodec"),A(I,U,"textCodec")}y.push(I)}}return y},D.parseLevelPlaylist=function(f,h,d,o,E){var y=new N.LevelDetails(h),m=y.fragments,k=null,I=0,U=0,W=0,_=0,M=null,K=new B.Fragment(o,h),Y,q,oe,be=-1,me=!1;for(b.lastIndex=0,y.m3u8=f;(Y=b.exec(f))!==null;){me&&(me=!1,K=new B.Fragment(o,h),K.start=W,K.sn=I,K.cc=_,K.level=d,k&&(K.initSegment=k,K.rawProgramDateTime=k.rawProgramDateTime));var he=Y[1];if(he){K.duration=parseFloat(he);var fe=(" "+Y[2]).slice(1);K.title=fe||null,K.tagList.push(fe?["INF",he,fe]:["INF",he])}else if(Y[3])Object(z.isFiniteNumber)(K.duration)&&(K.start=W,oe&&(K.levelkey=oe),K.sn=I,K.level=d,K.cc=_,K.urlId=E,m.push(K),K.relurl=(" "+Y[3]).slice(1),g(K,M),M=K,W+=K.duration,I++,U=0,me=!0);else if(Y[4]){var ue=(" "+Y[4]).slice(1);M?K.setByteRange(ue,M):K.setByteRange(ue)}else if(Y[5])K.rawProgramDateTime=(" "+Y[5]).slice(1),K.tagList.push(["PROGRAM-DATE-TIME",K.rawProgramDateTime]),be===-1&&(be=m.length);else{if(Y=Y[0].match(x),!Y){c.logger.warn("No matches on slow regex match for level playlist!");continue}for(q=1;q<Y.length&&!(typeof Y[q]!="undefined");q++);var ie=(" "+Y[q]).slice(1),pe=(" "+Y[q+1]).slice(1),$=Y[q+2]?(" "+Y[q+2]).slice(1):"";switch(ie){case"PLAYLIST-TYPE":y.type=pe.toUpperCase();break;case"MEDIA-SEQUENCE":I=y.startSN=parseInt(pe);break;case"SKIP":{var ae=new C.AttrList(pe),ee=ae.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(ee)){y.skippedSegments=ee;for(var Ee=ee;Ee--;)m.unshift(null);I+=ee}var Ce=ae.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ce&&(y.recentlyRemovedDateranges=Ce.split("	"));break}case"TARGETDURATION":y.targetduration=parseFloat(pe);break;case"VERSION":y.version=parseInt(pe);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(pe||$)&&K.tagList.push($?[pe,$]:[pe]);break;case"DIS":_++;case"GAP":K.tagList.push([ie]);break;case"BITRATE":K.tagList.push([ie,pe]);break;case"DISCONTINUITY-SEQ":_=parseInt(pe);break;case"KEY":{var ve,Se=new C.AttrList(pe),Re=Se.enumeratedString("METHOD"),Ne=Se.URI,_e=Se.hexadecimalInteger("IV"),Pe=Se.enumeratedString("KEYFORMATVERSIONS"),ke=Se.enumeratedString("KEYID"),Ze=(ve=Se.enumeratedString("KEYFORMAT"))!=null?ve:"identity",Ge=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ge.indexOf(Ze)>-1){c.logger.warn("Keyformat "+Ze+" is not supported from the manifest");continue}else if(Ze!=="identity")continue;Re&&(oe=P.LevelKey.fromURL(h,Ne),Ne&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Re)>=0&&(oe.method=Re,oe.keyFormat=Ze,ke&&(oe.keyID=ke),Pe&&(oe.keyFormatVersions=Pe),oe.iv=_e));break}case"START":{var Ve=new C.AttrList(pe),We=Ve.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(We)&&(y.startTimeOffset=We);break}case"MAP":{var rt=new C.AttrList(pe);K.relurl=rt.URI,rt.BYTERANGE&&K.setByteRange(rt.BYTERANGE),K.level=d,K.sn="initSegment",oe&&(K.levelkey=oe),K.initSegment=null,k=K,me=!0;break}case"SERVER-CONTROL":{var Xe=new C.AttrList(pe);y.canBlockReload=Xe.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=Xe.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&Xe.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=Xe.optionalFloat("PART-HOLD-BACK",0),y.holdBack=Xe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var $e=new C.AttrList(pe);y.partTarget=$e.decimalFloatingPoint("PART-TARGET");break}case"PART":{var we=y.partList;we||(we=y.partList=[]);var qe=U>0?we[we.length-1]:void 0,Ye=U++,Ae=new B.Part(new C.AttrList(pe),K,h,Ye,qe);we.push(Ae),K.duration+=Ae.duration;break}case"PRELOAD-HINT":{var Me=new C.AttrList(pe);y.preloadHint=Me;break}case"RENDITION-REPORT":{var ge=new C.AttrList(pe);y.renditionReports=y.renditionReports||[],y.renditionReports.push(ge);break}default:c.logger.warn("line parsed but not handled: "+Y);break}}}M&&!M.relurl?(m.pop(),W-=M.duration,y.partList&&(y.fragmentHint=M)):y.partList&&(g(K,M),K.cc=_,y.fragmentHint=K);var de=m.length,ce=m[0],Q=m[de-1];if(W+=y.skippedSegments*y.targetduration,W>0&&de&&Q){y.averagetargetduration=W/de;var Z=Q.sn;y.endSN=Z!=="initSegment"?Z:0,ce&&(y.startCC=ce.cc,ce.initSegment||y.fragments.every(function(te){return te.relurl&&a(te.relurl)})&&(c.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),K=new B.Fragment(o,h),K.relurl=Q.relurl,K.level=d,K.sn="initSegment",ce.initSegment=K,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(W+=y.fragmentHint.duration),y.totalduration=W,y.endCC=_,be>0&&v(m,be),y},D}();function u(D,T){["video","audio","text"].forEach(function(f){var h=D.filter(function(o){return Object(p.isCodecType)(o,f)});if(h.length){var d=h.filter(function(o){return o.lastIndexOf("avc1",0)===0||o.lastIndexOf("mp4a",0)===0});T[f+"Codec"]=d.length>0?d[0]:h[0],D=D.filter(function(o){return h.indexOf(o)===-1})}}),T.unknownCodecs=D}function A(D,T,f){var h=T[f];h&&(D[f]=h)}function v(D,T){for(var f=D[T],h=T;h--;){var d=D[h];if(!d)return;d.programDateTime=f.programDateTime-d.duration*1e3,f=d}}function g(D,T){D.rawProgramDateTime?D.programDateTime=Date.parse(D.rawProgramDateTime):T!=null&&T.programDateTime&&(D.programDateTime=T.endProgramDateTime),Object(z.isFiniteNumber)(D.programDateTime)||(D.programDateTime=null,D.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(J,H,L){"use strict";L.r(H);var z=L("./src/polyfills/number.ts"),F=L("./src/events.ts"),O=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),N=L("./src/utils/mp4-tools.ts"),P=L("./src/loader/m3u8-parser.ts"),C=L("./src/types/loader.ts"),c=L("./src/utils/attr-list.ts");function p(b){var x=b.type;switch(x){case C.PlaylistContextType.AUDIO_TRACK:return C.PlaylistLevelType.AUDIO;case C.PlaylistContextType.SUBTITLE_TRACK:return C.PlaylistLevelType.SUBTITLE;default:return C.PlaylistLevelType.MAIN}}function R(b,x){var l=b.url;return(l===void 0||l.indexOf("data:")===0)&&(l=x.url),l}var w=function(){function b(l){this.hls=void 0,this.loaders=Object.create(null),this.hls=l,this.registerListeners()}var x=b.prototype;return x.registerListeners=function(){var a=this.hls;a.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(F.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),a.on(F.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},x.unregisterListeners=function(){var a=this.hls;a.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(F.Events.LEVEL_LOADING,this.onLevelLoading,this),a.off(F.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),a.off(F.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},x.createInternalLoader=function(a){var s=this.hls.config,u=s.pLoader,A=s.loader,v=u||A,g=new v(s);return a.loader=g,this.loaders[a.type]=g,g},x.getInternalLoader=function(a){return this.loaders[a.type]},x.resetInternalLoader=function(a){this.loaders[a]&&delete this.loaders[a]},x.destroyInternalLoaders=function(){for(var a in this.loaders){var s=this.loaders[a];s&&s.destroy(),this.resetInternalLoader(a)}},x.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},x.onManifestLoading=function(a,s){var u=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},x.onLevelLoading=function(a,s){var u=s.id,A=s.level,v=s.url,g=s.deliveryDirectives;this.load({id:u,groupId:null,level:A,responseType:"text",type:C.PlaylistContextType.LEVEL,url:v,deliveryDirectives:g})},x.onAudioTrackLoading=function(a,s){var u=s.id,A=s.groupId,v=s.url,g=s.deliveryDirectives;this.load({id:u,groupId:A,level:null,responseType:"text",type:C.PlaylistContextType.AUDIO_TRACK,url:v,deliveryDirectives:g})},x.onSubtitleTrackLoading=function(a,s){var u=s.id,A=s.groupId,v=s.url,g=s.deliveryDirectives;this.load({id:u,groupId:A,level:null,responseType:"text",type:C.PlaylistContextType.SUBTITLE_TRACK,url:v,deliveryDirectives:g})},x.load=function(a){var s,u=this.hls.config,A=this.getInternalLoader(a);if(A){var v=A.context;if(v&&v.url===a.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+a.type),A.abort()}var g,D,T,f;switch(a.type){case C.PlaylistContextType.MANIFEST:g=u.manifestLoadingMaxRetry,D=u.manifestLoadingTimeOut,T=u.manifestLoadingRetryDelay,f=u.manifestLoadingMaxRetryTimeout;break;case C.PlaylistContextType.LEVEL:case C.PlaylistContextType.AUDIO_TRACK:case C.PlaylistContextType.SUBTITLE_TRACK:g=0,D=u.levelLoadingTimeOut;break;default:g=u.levelLoadingMaxRetry,D=u.levelLoadingTimeOut,T=u.levelLoadingRetryDelay,f=u.levelLoadingMaxRetryTimeout;break}if(A=this.createInternalLoader(a),(s=a.deliveryDirectives)!==null&&s!==void 0&&s.part){var h;if(a.type===C.PlaylistContextType.LEVEL&&a.level!==null?h=this.hls.levels[a.level].details:a.type===C.PlaylistContextType.AUDIO_TRACK&&a.id!==null?h=this.hls.audioTracks[a.id].details:a.type===C.PlaylistContextType.SUBTITLE_TRACK&&a.id!==null&&(h=this.hls.subtitleTracks[a.id].details),h){var d=h.partTarget,o=h.targetduration;d&&o&&(D=Math.min(Math.max(d*3,o*.8)*1e3,D))}}var E={timeout:D,maxRetry:g,retryDelay:T,maxRetryDelay:f,highWaterMark:0},y={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};A.load(a,E,y)},x.loadsuccess=function(a,s,u,A){if(A===void 0&&(A=null),u.isSidxRequest){this.handleSidxRequest(a,u),this.handlePlaylistLoaded(a,s,u,A);return}this.resetInternalLoader(u.type);var v=a.data;if(v.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(a,u,"no EXTM3U delimiter",A);return}s.parsing.start=performance.now(),v.indexOf("#EXTINF:")>0||v.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(a,s,u,A):this.handleMasterPlaylist(a,s,u,A)},x.loaderror=function(a,s,u){u===void 0&&(u=null),this.handleNetworkError(s,u,!1,a)},x.loadtimeout=function(a,s,u){u===void 0&&(u=null),this.handleNetworkError(s,u,!0)},x.handleMasterPlaylist=function(a,s,u,A){var v=this.hls,g=a.data,D=R(a,u),T=P.default.parseMasterPlaylist(g,D),f=T.levels,h=T.sessionData;if(!f.length){this.handleManifestParsingError(a,u,"no level found in manifest",A);return}var d=f.map(function(I){return{id:I.attrs.AUDIO,audioCodec:I.audioCodec}}),o=f.map(function(I){return{id:I.attrs.SUBTITLES,textCodec:I.textCodec}}),E=P.default.parseMasterPlaylistMedia(g,D,"AUDIO",d),y=P.default.parseMasterPlaylistMedia(g,D,"SUBTITLES",o),m=P.default.parseMasterPlaylistMedia(g,D,"CLOSED-CAPTIONS");if(E.length){var k=E.some(function(I){return!I.url});!k&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),E.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new c.AttrList({}),bitrate:0,url:""}))}v.trigger(F.Events.MANIFEST_LOADED,{levels:f,audioTracks:E,subtitles:y,captions:m,url:D,stats:s,networkDetails:A,sessionData:h})},x.handleTrackOrLevelPlaylist=function(a,s,u,A){var v=this.hls,g=u.id,D=u.level,T=u.type,f=R(a,u),h=Object(z.isFiniteNumber)(g)?g:0,d=Object(z.isFiniteNumber)(D)?D:h,o=p(u),E=P.default.parseLevelPlaylist(a.data,f,d,o,h);if(!E.fragments.length){v.trigger(F.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof u.level=="number"?u.level:void 0});return}if(T===C.PlaylistContextType.MANIFEST){var y={attrs:new c.AttrList({}),bitrate:0,details:E,name:"",url:f};v.trigger(F.Events.MANIFEST_LOADED,{levels:[y],audioTracks:[],url:f,stats:s,networkDetails:A,sessionData:null})}if(s.parsing.end=performance.now(),E.needSidxRanges){var m,k=(m=E.fragments[0].initSegment)===null||m===void 0?void 0:m.url;this.load({url:k,isSidxRequest:!0,type:T,level:D,levelDetails:E,id:g,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}u.levelDetails=E,this.handlePlaylistLoaded(a,s,u,A)},x.handleSidxRequest=function(a,s){var u=Object(N.parseSegmentIndex)(new Uint8Array(a.data));if(!u)return;var A=u.references,v=s.levelDetails;A.forEach(function(g,D){var T=g.info,f=v.fragments[D];f.byteRange.length===0&&f.setByteRange(String(1+T.end-T.start)+"@"+String(T.start)),f.initSegment&&f.initSegment.setByteRange(String(u.moovEndOffset)+"@0")})},x.handleManifestParsingError=function(a,s,u,A){this.hls.trigger(F.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===C.PlaylistContextType.MANIFEST,url:a.url,reason:u,response:a,context:s,networkDetails:A})},x.handleNetworkError=function(a,s,u,A){u===void 0&&(u=!1),B.logger.warn("[playlist-loader]: A network "+(u?"timeout":"error")+" occurred while loading "+a.type+" level: "+a.level+" id: "+a.id+' group-id: "'+a.groupId+'"');var v=O.ErrorDetails.UNKNOWN,g=!1,D=this.getInternalLoader(a);switch(a.type){case C.PlaylistContextType.MANIFEST:v=u?O.ErrorDetails.MANIFEST_LOAD_TIMEOUT:O.ErrorDetails.MANIFEST_LOAD_ERROR,g=!0;break;case C.PlaylistContextType.LEVEL:v=u?O.ErrorDetails.LEVEL_LOAD_TIMEOUT:O.ErrorDetails.LEVEL_LOAD_ERROR,g=!1;break;case C.PlaylistContextType.AUDIO_TRACK:v=u?O.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:O.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,g=!1;break;case C.PlaylistContextType.SUBTITLE_TRACK:v=u?O.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:O.ErrorDetails.SUBTITLE_LOAD_ERROR,g=!1;break}D&&this.resetInternalLoader(a.type);var T={type:O.ErrorTypes.NETWORK_ERROR,details:v,fatal:g,url:a.url,loader:D,context:a,networkDetails:s};A&&(T.response=A),this.hls.trigger(F.Events.ERROR,T)},x.handlePlaylistLoaded=function(a,s,u,A){var v=u.type,g=u.level,D=u.id,T=u.groupId,f=u.loader,h=u.levelDetails,d=u.deliveryDirectives;if(!(h!=null&&h.targetduration)){this.handleManifestParsingError(a,u,"invalid target duration",A);return}if(!f)return;h.live&&(f.getCacheAge&&(h.ageHeader=f.getCacheAge()||0),(!f.getCacheAge||isNaN(h.ageHeader))&&(h.ageHeader=0));switch(v){case C.PlaylistContextType.MANIFEST:case C.PlaylistContextType.LEVEL:this.hls.trigger(F.Events.LEVEL_LOADED,{details:h,level:g||0,id:D||0,stats:s,networkDetails:A,deliveryDirectives:d});break;case C.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(F.Events.AUDIO_TRACK_LOADED,{details:h,id:D||0,groupId:T||"",stats:s,networkDetails:A,deliveryDirectives:d});break;case C.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(F.Events.SUBTITLE_TRACK_LOADED,{details:h,id:D||0,groupId:T||"",stats:s,networkDetails:A,deliveryDirectives:d});break}},b}();H.default=w},"./src/polyfills/number.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"isFiniteNumber",function(){return z}),L.d(H,"MAX_SAFE_INTEGER",function(){return F});var z=Number.isFinite||function(O){return typeof O=="number"&&isFinite(O)},F=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(J,H,L){"use strict";L.r(H);var z=function(){function F(){}return F.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,P){P*=N;var C=Math.floor(P/(z+1)),c=Math.floor(P%(z+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,C>>24,C>>16&255,C>>8&255,C&255,c>>24,c>>16&255,c>>8&255,c&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,P,C){return O.box(O.types.moof,O.mfhd(N),O.traf(C,P))},O.moov=function(N){for(var P=N.length,C=[];P--;)C[P]=O.trak(N[P]);return O.box.apply(null,[O.types.moov,O.mvhd(N[0].timescale,N[0].duration)].concat(C).concat(O.mvex(N)))},O.mvex=function(N){for(var P=N.length,C=[];P--;)C[P]=O.trex(N[P]);return O.box.apply(null,[O.types.mvex].concat(C))},O.mvhd=function(N,P){P*=N;var C=Math.floor(P/(z+1)),c=Math.floor(P%(z+1)),p=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,C>>24,C>>16&255,C>>8&255,C&255,c>>24,c>>16&255,c>>8&255,c&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,p)},O.sdtp=function(N){var P=N.samples||[],C=new Uint8Array(4+P.length),c,p;for(c=0;c<P.length;c++)p=P[c].flags,C[c+4]=p.dependsOn<<4|p.isDependedOn<<2|p.hasRedundancy;return O.box(O.types.sdtp,C)},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 P=[],C=[],c,p,R;for(c=0;c<N.sps.length;c++)p=N.sps[c],R=p.byteLength,P.push(R>>>8&255),P.push(R&255),P=P.concat(Array.prototype.slice.call(p));for(c=0;c<N.pps.length;c++)p=N.pps[c],R=p.byteLength,C.push(R>>>8&255),C.push(R&255),C=C.concat(Array.prototype.slice.call(p));var w=O.box(O.types.avcC,new Uint8Array([1,P[3],P[4],P[5],252|3,224|N.sps.length].concat(P).concat([N.pps.length]).concat(C))),b=N.width,x=N.height,l=N.pixelRatio[0],a=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,x>>8&255,x&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,a>>24,a>>16&255,a>>8&255,a&255])))},O.esds=function(N){var P=N.config.length;return new Uint8Array([0,0,0,0,3,23+P,0,1,0,4,15+P,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([P]).concat(N.config).concat([6,1,2]))},O.mp4a=function(N){var P=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,P>>8&255,P&255,0,0]),O.box(O.types.esds,O.esds(N)))},O.mp3=function(N){var P=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,P>>8&255,P&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 P=N.id,C=N.duration*N.timescale,c=N.width,p=N.height,R=Math.floor(C/(z+1)),w=Math.floor(C%(z+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,P>>24&255,P>>16&255,P>>8&255,P&255,0,0,0,0,R>>24,R>>16&255,R>>8&255,R&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,c>>8&255,c&255,0,0,p>>8&255,p&255,0,0]))},O.traf=function(N,P){var C=O.sdtp(N),c=N.id,p=Math.floor(P/(z+1)),R=Math.floor(P%(z+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,c>>24,c>>16&255,c>>8&255,c&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,p>>24,p>>16&255,p>>8&255,p&255,R>>24,R>>16&255,R>>8&255,R&255])),O.trun(N,C.length+16+20+8+16+8+8),C)},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 P=N.id;return O.box(O.types.trex,new Uint8Array([0,0,0,0,P>>24,P>>16&255,P>>8&255,P&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},O.trun=function(N,P){var C=N.samples||[],c=C.length,p=12+16*c,R=new Uint8Array(p),w,b,x,l,a,s;for(P+=8+p,R.set([0,0,15,1,c>>>24&255,c>>>16&255,c>>>8&255,c&255,P>>>24&255,P>>>16&255,P>>>8&255,P&255],0),w=0;w<c;w++)b=C[w],x=b.duration,l=b.size,a=b.flags,s=b.cts,R.set([x>>>24&255,x>>>16&255,x>>>8&255,x&255,l>>>24&255,l>>>16&255,l>>>8&255,l&255,a.isLeading<<2|a.dependsOn,a.isDependedOn<<6|a.hasRedundancy<<4|a.paddingValue<<1|a.isNonSync,a.degradPrio&240<<8,a.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*w);return O.box(O.types.trun,R)},O.initSegment=function(N){O.types||O.init();var P=O.moov(N),C=new Uint8Array(O.FTYP.byteLength+P.byteLength);return C.set(O.FTYP),C.set(P,O.FTYP.byteLength),C},O}();F.types=void 0,F.HDLR_TYPES=void 0,F.STTS=void 0,F.STSC=void 0,F.STCO=void 0,F.STSZ=void 0,F.VMHD=void 0,F.SMHD=void 0,F.STSD=void 0,F.FTYP=void 0,F.DINF=void 0,H.default=F},"./src/remux/mp4-remuxer.ts":function(J,H,L){"use strict";L.r(H),L.d(H,"default",function(){return s}),L.d(H,"normalizePts",function(){return u});var z=L("./src/polyfills/number.ts"),F=L("./src/remux/aac-helper.ts"),O=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),N=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),C=L("./src/types/loader.ts"),c=L("./src/utils/timescale-conversion.ts");function p(){return p=Object.assign||function(D){for(var T=1;T<arguments.length;T++){var f=arguments[T];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(D[h]=f[h])}return D},p.apply(this,arguments)}var R=10*1e3,w=1024,b=1152,x=null,l=null,a=!1,s=function(){function D(f,h,d,o){if(o===void 0&&(o=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=f,this.config=h,this.typeSupported=d,this.ISGenerated=!1,x===null){var E=navigator.userAgent||"",y=E.match(/Chrome\/(\d+)/i);x=y?parseInt(y[1]):0}if(l===null){var m=navigator.userAgent.match(/Safari\/(\d+)/i);l=m?parseInt(m[1]):0}a=!!x&&x<75||!!l&&l<600}var T=D.prototype;return T.destroy=function(){},T.resetTimeStamp=function(h){P.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=h},T.resetNextTimestamp=function(){P.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},T.resetInitSegment=function(){P.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},T.getVideoStartPts=function(h){var d=!1,o=h.reduce(function(E,y){var m=y.pts-E;return m<-4294967296?(d=!0,u(E,y.pts)):m>0?E:y.pts},h[0].pts);return d&&P.logger.debug("PTS rollover detected"),o},T.remux=function(h,d,o,E,y,m,k,I){var U,W,_,M,K,Y,q=y,oe=y,be=h.pid>-1,me=d.pid>-1,he=d.samples.length,fe=h.samples.length>0,ue=he>1,ie=(!be||fe)&&(!me||ue)||this.ISGenerated||k;if(ie){this.ISGenerated||(_=this.generateIS(h,d,y));var pe=this.isVideoContiguous,$=-1;if(ue&&($=A(d.samples),!pe&&this.config.forceKeyFrameOnDiscontinuity))if(Y=!0,$>0){P.logger.warn("[mp4-remuxer]: Dropped "+$+" out of "+he+" video samples due to a missing keyframe");var ae=this.getVideoStartPts(d.samples);d.samples=d.samples.slice($),d.dropped+=$,oe+=(d.samples[0].pts-ae)/(d.timescale||9e4)}else $===-1&&(P.logger.warn("[mp4-remuxer]: No keyframe found out of "+he+" video samples"),Y=!1);if(this.ISGenerated){if(fe&&ue){var ee=this.getVideoStartPts(d.samples),Ee=u(h.samples[0].pts,ee)-ee,Ce=Ee/d.inputTimeScale;q+=Math.max(0,Ce),oe+=Math.max(0,-Ce)}if(fe){if(h.samplerate||(P.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),_=this.generateIS(h,d,y)),W=this.remuxAudio(h,q,this.isAudioContiguous,m,me||ue||I===C.PlaylistLevelType.AUDIO?oe:void 0),ue){var ve=W?W.endPTS-W.startPTS:0;d.inputTimeScale||(P.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),_=this.generateIS(h,d,y)),U=this.remuxVideo(d,oe,pe,ve)}}else ue&&(U=this.remuxVideo(d,oe,pe,0));U&&(U.firstKeyFrame=$,U.independent=$!==-1)}}return this.ISGenerated&&(o.samples.length&&(K=this.remuxID3(o,y)),E.samples.length&&(M=this.remuxText(E,y))),{audio:W,video:U,initSegment:_,independent:Y,text:M,id3:K}},T.generateIS=function(h,d,o){var E=h.samples,y=d.samples,m=this.typeSupported,k={},I=!Object(z.isFiniteNumber)(this._initPTS),U="audio/mp4",W,_,M;if(I&&(W=_=Infinity),h.config&&E.length&&(h.timescale=h.samplerate,h.isAAC||(m.mpeg?(U="audio/mpeg",h.codec=""):m.mp3&&(h.codec="mp3")),k.audio={id:"audio",container:U,codec:h.codec,initSegment:!h.isAAC&&m.mpeg?new Uint8Array(0):O.default.initSegment([h]),metadata:{channelCount:h.channelCount}},I&&(M=h.inputTimeScale,W=_=E[0].pts-Math.round(M*o))),d.sps&&d.pps&&y.length&&(d.timescale=d.inputTimeScale,k.video={id:"main",container:"video/mp4",codec:d.codec,initSegment:O.default.initSegment([d]),metadata:{width:d.width,height:d.height}},I)){M=d.inputTimeScale;var K=this.getVideoStartPts(y),Y=Math.round(M*o);_=Math.min(_,u(y[0].dts,K)-Y),W=Math.min(W,K-Y)}if(Object.keys(k).length)return this.ISGenerated=!0,I&&(this._initPTS=W,this._initDTS=_),{tracks:k,initPTS:W,timescale:M}},T.remuxVideo=function(h,d,o,E){var y=h.inputTimeScale,m=h.samples,k=[],I=m.length,U=this._initPTS,W=this.nextAvcDts,_=8,M,K,Y,q=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,be=0,me=!1;if(!o||W===null){var he=d*y,fe=m[0].pts-u(m[0].dts,m[0].pts);W=he-fe}for(var ue=0;ue<I;ue++){var ie=m[ue];if(ie.pts=u(ie.pts-U,W),ie.dts=u(ie.dts-U,W),ie.dts>ie.pts){var pe=9e4*.2;be=Math.max(Math.min(be,ie.pts-ie.dts),-1*pe)}ie.dts<m[ue>0?ue-1:ue].dts&&(me=!0)}me&&m.sort(function(ht,it){var Qe=ht.dts-it.dts,vt=ht.pts-it.pts;return Qe||vt}),K=m[0].dts,Y=m[m.length-1].dts;var $=Math.round((Y-K)/(I-1));if(be<0){if(be<$*-2){P.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.toMsFromMpegTsClock)(-$,!0)+" ms");for(var ae=be,ee=0;ee<I;ee++)m[ee].dts=ae=Math.max(ae,m[ee].pts-$),m[ee].pts=Math.max(ae,m[ee].pts)}else{P.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(c.toMsFromMpegTsClock)(be,!0)+" ms to overcome this issue");for(var Ee=0;Ee<I;Ee++)m[Ee].dts=m[Ee].dts+be}K=m[0].dts}if(o){var Ce=K-W,ve=Ce>$,Se=Ce<-1;if(ve||Se){ve?P.logger.warn("AVC: "+Object(c.toMsFromMpegTsClock)(Ce,!0)+" ms ("+Ce+"dts) hole between fragments detected, filling it"):P.logger.warn("AVC: "+Object(c.toMsFromMpegTsClock)(-Ce,!0)+" ms ("+Ce+"dts) overlapping between fragments detected"),K=W;var 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h.samples=[],h.dropped=0,console.assert(Xe.length,"MDAT length must not be zero"),Le},T.remuxAudio=function(h,d,o,E,y){var m=h.inputTimeScale,k=h.samplerate?h.samplerate:m,I=m/k,U=h.isAAC?w:b,W=U*I,_=this._initPTS,M=!h.isAAC&&this.typeSupported.mpeg,K=[],Y=h.samples,q=M?0:8,oe=this.nextAudioPts||-1,be=d*m;if(this.isAudioContiguous=o=o||Y.length&&oe>0&&(E&&Math.abs(be-oe)<9e3||Math.abs(u(Y[0].pts-_,be)-oe)<20*W),Y.forEach(function(ce){ce.pts=u(ce.pts-_,be)}),!o||oe<0){if(Y=Y.filter(function(ce){return ce.pts>=0}),!Y.length)return;y===0?oe=0:E?oe=Math.max(0,be):oe=Y[0].pts}if(h.isAAC)for(var me=y!==void 0,he=this.config.maxAudioFramesDrift,fe=0,ue=oe;fe<Y.length;fe++){var ie=Y[fe],pe=ie.pts,$=pe-ue,ae=Math.abs(1e3*$/m);if($<=-he*W&&me)fe===0&&(P.logger.warn("Audio frame @ "+(pe/m).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*$/m)+" ms."),this.nextAudioPts=oe=ue=pe);else if($>=he*W&&ae<R&&me){var ee=Math.round($/W);ue=pe-ee*W,ue<0&&(ee--,ue+=W),fe===0&&(this.nextAudioPts=oe=ue),P.logger.warn("[mp4-remuxer]: Injecting "+ee+" audio frame @ "+(ue/m).toFixed(3)+"s due to "+Math.round(1e3*$/m)+" ms gap.");for(var Ee=0;Ee<ee;Ee++){var Ce=Math.max(ue,0),ve=F.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);ve||(P.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ve=ie.unit.subarray()),Y.splice(fe,0,{unit:ve,pts:Ce}),ue+=W,fe++}}ie.pts=ue,ue+=W}for(var Se=null,Re=null,Ne,_e=0,Pe=Y.length;Pe--;)_e+=Y[Pe].unit.byteLength;for(var ke=0,Ze=Y.length;ke<Ze;ke++){var Ge=Y[ke],Ve=Ge.unit,We=Ge.pts;if(Re!==null){var rt=K[ke-1];rt.duration=Math.round((We-Re)/I)}else if(o&&h.isAAC&&(We=oe),Se=We,_e>0){_e+=q;try{Ne=new Uint8Array(_e)}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:_e,reason:"fail allocating audio mdat 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0,this.duration=f,this.size=h,this.cts=d,this.flags=new g(T)},g=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,H,L){"use strict";L.r(H);var z=L("./src/polyfills/number.ts"),F=L("./src/utils/mp4-tools.ts"),O=L("./src/loader/fragment.ts"),B=L("./src/utils/logger.ts"),N=function(){function c(){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 p=c.prototype;return p.destroy=function(){},p.resetTimeStamp=function(w){this.initPTS=w,this.lastEndDTS=null},p.resetNextTimestamp=function(){this.lastEndDTS=null},p.resetInitSegment=function(w,b,x){this.audioCodec=b,this.videoCodec=x,this.generateInitSegment(w),this.emitInitSegment=!0},p.generateInitSegment=function(w){var b=this.audioCodec,x=this.videoCodec;if(!w||!w.byteLength){this.initTracks=void 0,this.initData=void 0;return}var l=this.initData=Object(F.parseInitSegment)(w);b||(b=C(l.audio,O.ElementaryStreamTypes.AUDIO)),x||(x=C(l.video,O.ElementaryStreamTypes.VIDEO));var a={};l.audio&&l.video?a.audiovideo={container:"video/mp4",codec:b+","+x,initSegment:w,id:"main"}:l.audio?a.audio={container:"audio/mp4",codec:b,initSegment:w,id:"audio"}:l.video?a.video={container:"video/mp4",codec:x,initSegment:w,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=a},p.remux=function(w,b,x,l,a){var s=this.initPTS,u=this.lastEndDTS,A={audio:void 0,video:void 0,text:l,id3:x,initSegment:void 0};Object(z.isFiniteNumber)(u)||(u=this.lastEndDTS=a||0);var v=b.samples;if(!v||!v.length)return A;var g={initPTS:void 0,timescale:1},D=this.initData;if((!D||!D.length)&&(this.generateInitSegment(v),D=this.initData),!D||!D.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),A;this.emitInitSegment&&(g.tracks=this.initTracks,this.emitInitSegment=!1),Object(z.isFiniteNumber)(s)||(this.initPTS=g.initPTS=s=P(D,v,u));var T=Object(F.getDuration)(v,D),f=u,h=T+f;Object(F.offsetStartDTS)(D,v,s),T>0?this.lastEndDTS=h:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var d=!!D.audio,o=!!D.video,E="";d&&(E+="audio"),o&&(E+="video");var y={data1:v,startPTS:f,startDTS:f,endPTS:h,endDTS:h,type:E,hasAudio:d,hasVideo:o,nb:1,dropped:0};return A.audio=y.type==="audio"?y:void 0,A.video=y.type!=="audio"?y:void 0,A.text=l,A.id3=x,A.initSegment=g,A},c}(),P=function(p,R,w){return Object(F.getStartDTS)(p,R)-w};function C(c,p){var R=c==null?void 0:c.codec;return R&&R.length>4?R:R==="hvc1"?"hvc1.1.c.L120.90":R==="av01"?"av01.0.04M.08":R==="avc1"||p===O.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}H.default=N},"./src/task-loop.ts":function(J,H,L){"use 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h=f.prototype;return h.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},h.setStyles=function(o){for(var E=["foreground","underline","italics","background","flash"],y=0;y<E.length;y++){var m=E[y];o.hasOwnProperty(m)&&(this[m]=o[m])}},h.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},h.equals=function(o){return this.foreground===o.foreground&&this.underline===o.underline&&this.italics===o.italics&&this.background===o.background&&this.flash===o.flash},h.copy=function(o){this.foreground=o.foreground,this.underline=o.underline,this.italics=o.italics,this.background=o.background,this.flash=o.flash},h.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},f}(),a=function(){function f(d,o,E,y,m,k){this.uchar=void 0,this.penState=void 0,this.uchar=d||" ",this.penState=new l(o,E,y,m,k)}var h=f.prototype;return h.reset=function(){this.uchar=" ",this.penState.reset()},h.setChar=function(o,E){this.uchar=o,this.penState.copy(E)},h.setPenState=function(o){this.penState.copy(o)},h.equals=function(o){return this.uchar===o.uchar&&this.penState.equals(o.penState)},h.copy=function(o){this.uchar=o.uchar,this.penState.copy(o.penState)},h.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},f}(),s=function(){function f(d){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var o=0;o<N;o++)this.chars.push(new a);this.logger=d,this.pos=0,this.currPenState=new l}var h=f.prototype;return h.equals=function(o){for(var E=!0,y=0;y<N;y++)if(!this.chars[y].equals(o.chars[y])){E=!1;break}return E},h.copy=function(o){for(var E=0;E<N;E++)this.chars[E].copy(o.chars[E])},h.isEmpty=function(){for(var o=!0,E=0;E<N;E++)if(!this.chars[E].isEmpty()){o=!1;break}return o},h.setCursor=function(o){this.pos!==o&&(this.pos=o),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)},h.moveCursor=function(o){var E=this.pos+o;if(o>1)for(var y=this.pos+1;y<E+1;y++)this.chars[y].setPenState(this.currPenState);this.setCursor(E)},h.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},h.insertChar=function(o){o>=144&&this.backSpace();var E=O(o);if(this.pos>=N){this.logger.log(w.ERROR,"Cannot insert "+o.toString(16)+" ("+E+") at position "+this.pos+". 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Resume Caption Loading"),this.setMode("MODE_POP-ON")},h.ccBS=function(){if(this.logger.log(w.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},h.ccAOF=function(){},h.ccAON=function(){},h.ccDER=function(){this.logger.log(w.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},h.ccRU=function(o){this.logger.log(w.INFO,"RU("+o+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(o)},h.ccFON=function(){this.logger.log(w.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},h.ccRDC=function(){this.logger.log(w.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},h.ccTR=function(){this.logger.log(w.INFO,"TR"),this.setMode("MODE_TEXT")},h.ccRTD=function(){this.logger.log(w.INFO,"RTD"),this.setMode("MODE_TEXT")},h.ccEDM=function(){this.logger.log(w.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},h.ccCR=function(){this.logger.log(w.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},h.ccENM=function(){this.logger.log(w.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},h.ccEOC=function(){if(this.logger.log(w.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var o=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=o,this.writeScreen=this.nonDisplayedMemory,this.logger.log(w.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},h.ccTO=function(o){this.logger.log(w.INFO,"TO("+o+") - Tab Offset"),this.writeScreen.moveCursor(o)},h.ccMIDROW=function(o){var E={flash:!1};if(E.underline=o%2===1,E.italics=o>=46,E.italics)E.foreground="white";else{var y=Math.floor(o/2)-16,m=["white","green","blue","cyan","red","yellow","magenta"];E.foreground=m[y]}this.logger.log(w.INFO,"MIDROW: "+JSON.stringify(E)),this.writeScreen.setPen(E)},h.outputDataUpdate=function(o){o===void 0&&(o=!1);var E=this.logger.time;if(E===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=E:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,E,this.lastOutputScreen),o&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:E),this.lastOutputScreen.copy(this.displayedMemory))},h.cueSplitAtTime=function(o){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,o,this.displayedMemory),this.cueStartTime=o))},f}(),v=function(){function f(d,o,E){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var y=new b;this.channels=[null,new A(d,o,y),new A(d+1,E,y)],this.cmdHistory=T(),this.logger=y}var h=f.prototype;return h.getHandler=function(o){return this.channels[o].getHandler()},h.setHandler=function(o,E){this.channels[o].setHandler(E)},h.addData=function(o,E){var y,m,k,I=!1;this.logger.time=o;for(var U=0;U<E.length;U+=2){if(m=E[U]&127,k=E[U+1]&127,m===0&&k===0)continue;if(this.logger.log(w.DATA,"["+x([E[U],E[U+1]])+"] -> ("+x([m,k])+")"),y=this.parseCmd(m,k),y||(y=this.parseMidrow(m,k)),y||(y=this.parsePAC(m,k)),y||(y=this.parseBackgroundAttributes(m,k)),!y&&(I=this.parseChars(m,k),I)){var W=this.currentChannel;if(W&&W>0){var _=this.channels[W];_.insertChars(I)}else this.logger.log(w.WARNING,"No channel found yet. TEXT-MODE?")}!y&&!I&&this.logger.log(w.WARNING,"Couldn't parse cleaned data "+x([m,k])+" orig: "+x([E[U],E[U+1]]))}},h.parseCmd=function(o,E){var y=this.cmdHistory,m=(o===20||o===28||o===21||o===29)&&E>=32&&E<=47,k=(o===23||o===31)&&E>=33&&E<=35;if(!(m||k))return!1;if(D(o,E,y))return g(null,null,y),this.logger.log(w.DEBUG,"Repeated command ("+x([o,E])+") is dropped"),!0;var I=o===20||o===21||o===23?1:2,U=this.channels[I];return o===20||o===21||o===28||o===29?E===32?U.ccRCL():E===33?U.ccBS():E===34?U.ccAOF():E===35?U.ccAON():E===36?U.ccDER():E===37?U.ccRU(2):E===38?U.ccRU(3):E===39?U.ccRU(4):E===40?U.ccFON():E===41?U.ccRDC():E===42?U.ccTR():E===43?U.ccRTD():E===44?U.ccEDM():E===45?U.ccCR():E===46?U.ccENM():E===47&&U.ccEOC():U.ccTO(E-32),g(o,E,y),this.currentChannel=I,!0},h.parseMidrow=function(o,E){var y=0;if((o===17||o===25)&&E>=32&&E<=47){if(o===17?y=1:y=2,y!==this.currentChannel)return this.logger.log(w.ERROR,"Mismatch channel in midrow parsing"),!1;var m=this.channels[y];return 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