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n=Array.prototype.slice.call(arguments,2),o;ta?o=ta.delayedCallbacks:ir?o=ir:(o=ir=[],setTimeout(Br,0));for(var P=function(Z){o.push(function(){return r[Z].apply(null,n)})},V=0;V<r.length;++V)P(V)}function Br(){var e=ir;ir=null;for(var t=0;t<e.length;++t)e[t]()}function ca(e,t,r,n){for(var o=0;o<t.changes.length;o++){var P=t.changes[o];P=="text"?oo(e,t):P=="gutter"?lo(e,t,r,n):P=="class"?so(e,t):P=="widget"&&vl(e,t,n)}t.changes=null}function fa(e){return e.node==e.text&&(e.node=a("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),p&&W<8&&(e.node.style.zIndex=2)),e.node}function si(e,t){var r=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(r&&(r+=" CodeMirror-linebackground"),t.background)r?t.background.className=r:(t.background.parentNode.removeChild(t.background),t.background=null);else if(r){var n=fa(t);t.background=n.insertBefore(a("div",null,r),n.firstChild),e.display.input.setUneditable(t.background)}}function Li(e,t){var r=e.display.externalMeasured;return r&&r.line==t.line?(e.display.externalMeasured=null,t.measure=r.measure,r.built):pr(e,t)}function oo(e,t){var r=t.text.className,n=Li(e,t);t.text==t.node&&(t.node=n.pre),t.text.parentNode.replaceChild(n.pre,t.text),t.text=n.pre,n.bgClass!=t.bgClass||n.textClass!=t.textClass?(t.bgClass=n.bgClass,t.textClass=n.textClass,so(e,t)):r&&(t.text.className=r)}function so(e,t){si(e,t),t.line.wrapClass?fa(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var r=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=r||""}function lo(e,t,r,n){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 o=fa(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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"+n.gutterWidth[ue]+"px"))}}}function vl(e,t,r){t.alignable&&(t.alignable=null);for(var n=w("CodeMirror-linewidget"),o=t.node.firstChild,P=void 0;o;o=P)P=o.nextSibling,n.test(o.className)&&t.node.removeChild(o);ns(e,t,r)}function gl(e,t,r,n){var o=Li(e,t);return t.text=t.node=o.pre,o.bgClass&&(t.bgClass=o.bgClass),o.textClass&&(t.textClass=o.textClass),so(e,t),lo(e,t,r,n),ns(e,t,n),t.node}function ns(e,t,r){if(rs(e,t.line,t,r,!0),t.rest)for(var n=0;n<t.rest.length;n++)rs(e,t.rest[n],t,r,!1)}function rs(e,t,r,n,o){if(!t.widgets)return;for(var P=fa(r),V=0,Z=t.widgets;V<Z.length;++V){var ee=Z[V],ue=a("div",[ee.node],"CodeMirror-linewidget"+(ee.className?" 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r=Oe(t);r!=e.wrapper;r=r.parentNode)if(!r||r.nodeType==1&&r.getAttribute("cm-ignore-events")=="true"||r.parentNode==e.sizer&&r!=e.mover)return!0}function Mi(e){return e.lineSpace.offsetTop}function ui(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function uo(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=i(e.measure,a("pre","x","CodeMirror-line-like")),r=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,n={left:parseInt(r.paddingLeft),right:parseInt(r.paddingRight)};return!isNaN(n.left)&&!isNaN(n.right)&&(e.cachedPaddingH=n),n}function na(e){return q-e.display.nativeBarWidth}function ha(e){return e.display.scroller.clientWidth-na(e)-e.display.barWidth}function as(e){return e.display.scroller.clientHeight-na(e)-e.display.barHeight}function bl(e,t,r){var n=e.options.lineWrapping,o=n&&ha(e);if(!t.measure.heights||n&&t.measure.width!=o){var P=t.measure.heights=[];if(n){t.measure.width=o;for(var V=t.text.firstChild.getClientRects(),Z=0;Z<V.length-1;Z++){var 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o=is(n,t,r);return{line:t,view:n,rect:null,map:o.map,cache:o.cache,before:o.before,hasHeights:!1}}function Mr(e,t,r,n,o){t.before&&(r=-1);var P=r+(n||""),V;return t.cache.hasOwnProperty(P)?V=t.cache[P]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(bl(e,t.view,t.rect),t.hasHeights=!0),V=ho(e,t,r,n),V.bogus||(t.cache[P]=V)),{left:V.left,right:V.right,top:o?V.rtop:V.top,bottom:o?V.rbottom:V.bottom}}var La={left:0,right:0,top:0,bottom:0};function co(e,t,r){for(var n,o,P,V,Z,ee,ue=0;ue<e.length;ue+=3)if(Z=e[ue],ee=e[ue+1],t<Z?(o=0,P=1,V="left"):t<ee?(o=t-Z,P=o+1):(ue==e.length-3||t==ee&&e[ue+3]>t)&&(P=ee-Z,o=P-1,t>=ee&&(V="right")),o!=null){if(n=e[ue+2],Z==ee&&r==(n.insertLeft?"left":"right")&&(V=r),r=="left"&&o==0)for(;ue&&e[ue-2]==e[ue-3]&&e[ue-1].insertLeft;)n=e[(ue-=3)+2],V="left";if(r=="right"&&o==ee-Z)for(;ue<e.length-3&&e[ue+3]==e[ue+4]&&!e[ue+5].insertLeft;)n=e[(ue+=3)+2],V="right";break}return{node:n,start:o,end:P,collapse:V,coverStart:Z,coverEnd:ee}}function fo(e,t){var r=La;if(t=="left")for(var n=0;n<e.length&&!((r=e[n]).left!=r.right);n++);else for(var o=e.length-1;o>=0&&!((r=e[o]).left!=r.right);o--);return r}function ho(e,t,r,n){var o=co(t.map,r,n),P=o.node,V=o.start,Z=o.end,ee=o.collapse,ue;if(P.nodeType==3){for(var Se=0;Se<4;Se++){for(;V&&Je(t.line.text.charAt(o.coverStart+V));)--V;for(;o.coverStart+Z<o.coverEnd&&Je(t.line.text.charAt(o.coverStart+Z));)++Z;if(p&&W<9&&V==0&&Z==o.coverEnd-o.coverStart?ue=P.parentNode.getBoundingClientRect():ue=fo(y(P,V,Z).getClientRects(),n),ue.left||ue.right||V==0)break;Z=V,V=V-1,ee="right"}p&&W<11&&(ue=os(e.display.measure,ue))}else{V>0&&(ee=n="right");var Me;e.options.lineWrapping&&(Me=P.getClientRects()).length>1?ue=Me[n=="right"?Me.length-1:0]:ue=P.getBoundingClientRect()}if(p&&W<9&&!V&&(!ue||!ue.left&&!ue.right)){var $e=P.parentNode.getClientRects()[0];$e?ue={left:$e.left,right:$e.left+ka(e.display),top:$e.top,bottom:$e.bottom}:ue=La}for(var Xe=ue.top-t.rect.top,ft=ue.bottom-t.rect.top,wt=(Xe+ft)/2,Vt=t.view.measure.heights,on=0;on<Vt.length-1&&!(wt<Vt[on]);on++);var _n=on?Vt[on-1]:0,sn=Vt[on],An={left:(ee=="right"?ue.right:ue.left)-t.rect.left,right:(ee=="left"?ue.left:ue.right)-t.rect.left,top:_n,bottom:sn};return!ue.left&&!ue.right&&(An.bogus=!0),e.options.singleCursorHeightPerLine||(An.rtop=Xe,An.rbottom=ft),An}function os(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!en(e))return t;var r=screen.logicalXDPI/screen.deviceXDPI,n=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*r,right:t.right*r,top:t.top*n,bottom:t.bottom*n}}function ss(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 mo(e){e.display.externalMeasure=null,u(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)ss(e.display.view[t])}function di(e){mo(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function ls(){return S&&f?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function us(){return S&&f?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function po(e){var t=0;if(e.widgets)for(var r=0;r<e.widgets.length;++r)e.widgets[r].above&&(t+=li(e.widgets[r]));return t}function Ii(e,t,r,n,o){if(!o){var P=po(t);r.top+=P,r.bottom+=P}if(n=="line")return r;n||(n="local");var V=$t(t);if(n=="local"?V+=Mi(e.display):V-=e.display.viewOffset,n=="page"||n=="window"){var Z=e.display.lineSpace.getBoundingClientRect();V+=Z.top+(n=="window"?0:us());var ee=Z.left+(n=="window"?0:ls());r.left+=ee,r.right+=ee}return r.top+=V,r.bottom+=V,r}function vo(e,t,r){if(r=="div")return t;var n=t.left,o=t.top;if(r=="page")n-=ls(),o-=us();else if(r=="local"||!r){var P=e.display.sizer.getBoundingClientRect();n+=P.left,o+=P.top}var V=e.display.lineSpace.getBoundingClientRect();return{left:n-V.left,top:o-V.top}}function go(e,t,r,n,o){return n||(n=ut(e.doc,t.line)),Ii(e,n,ki(e,n,t.ch,o),r)}function Zr(e,t,r,n,o,P){n=n||ut(e.doc,t.line),o||(o=ma(e,n));function V(ft,wt){var Vt=Mr(e,o,ft,wt?"right":"left",P);return wt?Vt.left=Vt.right:Vt.right=Vt.left,Ii(e,n,Vt,r)}var Z=qt(n,e.doc.direction),ee=t.ch,ue=t.sticky;if(ee>=n.text.length?(ee=n.text.length,ue="before"):ee<=0&&(ee=0,ue="after"),!Z)return V(ue=="before"?ee-1:ee,ue=="before");function Se(ft,wt,Vt){var on=Z[wt],_n=on.level==1;return V(Vt?ft-1:ft,_n!=Vt)}var Me=Ut(Z,ee,ue),$e=kt,Xe=Se(ee,Me,ue=="before");return $e!=null&&(Xe.other=Se(ee,$e,ue!="before")),Xe}function ds(e,t){var r=0;t=qe(e.doc,t),e.options.lineWrapping||(r=ka(e.display)*t.ch);var n=ut(e.doc,t.line),o=$t(n)+Mi(e.display);return{left:r,right:r,top:o,bottom:o+n.height}}function yo(e,t,r,n,o){var P=tt(e,t,r);return P.xRel=o,n&&(P.outside=n),P}function bo(e,t,r){var n=e.doc;if(r+=e.display.viewOffset,r<0)return yo(n.first,0,null,-1,-1);var o=Cn(n,r),P=n.first+n.size-1;if(o>P)return yo(n.first+n.size-1,ut(n,P).text.length,null,1,1);t<0&&(t=0);for(var V=ut(n,o);;){var Z=xl(e,V,o,t,r),ee=dn(V,Z.ch+(Z.xRel>0||Z.outside>0?1:0));if(!ee)return Z;var ue=ee.find(1);if(ue.line==o)return ue;V=ut(n,o=ue.line)}}function cs(e,t,r,n){n-=po(t);var o=t.text.length,P=bt(function(V){return Mr(e,r,V-1).bottom<=n},o,0);return o=bt(function(V){return Mr(e,r,V).top>n},P,o),{begin:P,end:o}}function fs(e,t,r,n){r||(r=ma(e,t));var o=Ii(e,t,Mr(e,r,n),"line").top;return cs(e,t,r,o)}function Eo(e,t,r,n){return e.bottom<=r?!1:e.top>r?!0:(n?e.left:e.right)>t}function xl(e,t,r,n,o){o-=$t(t);var P=ma(e,t),V=po(t),Z=0,ee=t.text.length,ue=!0,Se=qt(t,e.doc.direction);if(Se){var Me=(e.options.lineWrapping?Ni:ci)(e,t,r,P,Se,n,o);ue=Me.level!=1,Z=ue?Me.from:Me.to-1,ee=ue?Me.to:Me.from-1}var $e=null,Xe=null,ft=bt(function(Kn){var Fn=Mr(e,P,Kn);return Fn.top+=V,Fn.bottom+=V,Eo(Fn,n,o,!1)?(Fn.top<=o&&Fn.left<=n&&($e=Kn,Xe=Fn),!0):!1},Z,ee),wt,Vt,on=!1;if(Xe){var _n=n-Xe.left<Xe.right-n,sn=_n==ue;ft=$e+(sn?0:1),Vt=sn?"after":"before",wt=_n?Xe.left:Xe.right}else{!ue&&(ft==ee||ft==Z)&&ft++,Vt=ft==0?"after":ft==t.text.length?"before":Mr(e,P,ft-(ue?1:0)).bottom+V<=o==ue?"after":"before";var An=Zr(e,tt(r,ft,Vt),"line",t,P);wt=An.left,on=o<An.top?-1:o>=An.bottom?1:0}return ft=Ve(t.text,ft,1),yo(r,ft,Vt,on,n-wt)}function ci(e,t,r,n,o,P,V){var Z=bt(function(Me){var $e=o[Me],Xe=$e.level!=1;return Eo(Zr(e,tt(r,Xe?$e.to:$e.from,Xe?"before":"after"),"line",t,n),P,V,!0)},0,o.length-1),ee=o[Z];if(Z>0){var ue=ee.level!=1,Se=Zr(e,tt(r,ue?ee.from:ee.to,ue?"after":"before"),"line",t,n);Eo(Se,P,V,!0)&&Se.top>V&&(ee=o[Z-1])}return ee}function Ni(e,t,r,n,o,P,V){var Z=cs(e,t,n,V),ee=Z.begin,ue=Z.end;/\s/.test(t.text.charAt(ue-1))&&ue--;for(var Se=null,Me=null,$e=0;$e<o.length;$e++){var Xe=o[$e];if(Xe.from>=ue||Xe.to<=ee)continue;var ft=Xe.level!=1,wt=Mr(e,n,ft?Math.min(ue,Xe.to)-1:Math.max(ee,Xe.from)).right,Vt=wt<P?P-wt+1e9:wt-P;(!Se||Me>Vt)&&(Se=Xe,Me=Vt)}return Se||(Se=o[o.length-1]),Se.from<ee&&(Se={from:ee,to:Se.to,level:Se.level}),Se.to>ue&&(Se={from:Se.from,to:ue,level:Se.level}),Se}var aa;function Ma(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(aa==null){aa=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)aa.appendChild(document.createTextNode("x")),aa.appendChild(a("br"));aa.appendChild(document.createTextNode("x"))}i(e.measure,aa);var r=aa.offsetHeight/50;return r>3&&(e.cachedTextHeight=r),u(e.measure),r||1}function ka(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),r=a("pre",[t],"CodeMirror-line-like");i(e.measure,r);var n=t.getBoundingClientRect(),o=(n.right-n.left)/10;return o>2&&(e.cachedCharWidth=o),o||10}function xo(e){for(var t=e.display,r={},n={},o=t.gutters.clientLeft,P=t.gutters.firstChild,V=0;P;P=P.nextSibling,++V){var Z=e.display.gutterSpecs[V].className;r[Z]=P.offsetLeft+P.clientLeft+o,n[Z]=P.clientWidth}return{fixedPos:_o(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:r,gutterWidth:n,wrapperWidth:t.wrapper.clientWidth}}function _o(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function hs(e){var t=Ma(e.display),r=e.options.lineWrapping,n=r&&Math.max(5,e.display.scroller.clientWidth/ka(e.display)-3);return function(o){if(Un(e.doc,o))return 0;var P=0;if(o.widgets)for(var V=0;V<o.widgets.length;V++)o.widgets[V].height&&(P+=o.widgets[V].height);return r?P+(Math.ceil(o.text.length/n)||1)*t:P+t}}function Co(e){var t=e.doc,r=hs(e);t.iter(function(n){var o=r(n);o!=n.height&&Rn(n,o)})}function Sa(e,t,r,n){var o=e.display;if(!r&&Oe(t).getAttribute("cm-not-content")=="true")return null;var P,V,Z=o.lineSpace.getBoundingClientRect();try{P=t.clientX-Z.left,V=t.clientY-Z.top}catch(Me){return null}var ee=bo(e,P,V),ue;if(n&&ee.xRel>0&&(ue=ut(e.doc,ee.line).text).length==ee.ch){var Se=K(ue,ue.length,e.options.tabSize)-ue.length;ee=tt(ee.line,Math.max(0,Math.round((P-uo(e.display).left)/ka(e.display))-Se))}return ee}function wa(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var r=e.display.view,n=0;n<r.length;n++)if(t-=r[n].size,t<0)return n}function Nr(e,t,r,n){t==null&&(t=e.doc.first),r==null&&(r=e.doc.first+e.doc.size),n||(n=0);var o=e.display;if(n&&r<o.viewTo&&(o.updateLineNumbers==null||o.updateLineNumbers>t)&&(o.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=o.viewTo)Bn&&mn(e.doc,t)<o.viewTo&&va(e);else if(r<=o.viewFrom)Bn&&Pn(e.doc,r+n)>o.viewFrom?va(e):(o.viewFrom+=n,o.viewTo+=n);else if(t<=o.viewFrom&&r>=o.viewTo)va(e);else if(t<=o.viewFrom){var P=Ia(e,r,r+n,1);P?(o.view=o.view.slice(P.index),o.viewFrom=P.lineN,o.viewTo+=n):va(e)}else if(r>=o.viewTo){var V=Ia(e,t,t,-1);V?(o.view=o.view.slice(0,V.index),o.viewTo=V.lineN):va(e)}else{var Z=Ia(e,t,t,-1),ee=Ia(e,r,r+n,1);Z&&ee?(o.view=o.view.slice(0,Z.index).concat(da(e,Z.lineN,ee.lineN)).concat(o.view.slice(ee.index)),o.viewTo+=n):va(e)}var ue=o.externalMeasured;ue&&(r<ue.lineN?ue.lineN+=n:t<ue.lineN+ue.size&&(o.externalMeasured=null))}function pa(e,t,r){e.curOp.viewChanged=!0;var n=e.display,o=e.display.externalMeasured;if(o&&t>=o.lineN&&t<o.lineN+o.size&&(n.externalMeasured=null),t<n.viewFrom||t>=n.viewTo)return;var P=n.view[wa(e,t)];if(P.node==null)return;var V=P.changes||(P.changes=[]);ie(V,r)==-1&&V.push(r)}function va(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ia(e,t,r,n){var o=wa(e,t),P,V=e.display.view;if(!Bn||r==e.doc.first+e.doc.size)return{index:o,lineN:r};for(var Z=e.display.viewFrom,ee=0;ee<o;ee++)Z+=V[ee].size;if(Z!=t){if(n>0){if(o==V.length-1)return null;P=Z+V[o].size-t,o++}else P=Z-t;t+=P,r+=P}for(;mn(e.doc,r)!=r;){if(o==(n<0?0:V.length-1))return null;r+=n*V[o-(n<0?1:0)].size,o+=n}return{index:o,lineN:r}}function _l(e,t,r){var n=e.display,o=n.view;o.length==0||t>=n.viewTo||r<=n.viewFrom?(n.view=da(e,t,r),n.viewFrom=t):(n.viewFrom>t?n.view=da(e,t,n.viewFrom).concat(n.view):n.viewFrom<t&&(n.view=n.view.slice(wa(e,t))),n.viewFrom=t,n.viewTo<r?n.view=n.view.concat(da(e,n.viewTo,r)):n.viewTo>r&&(n.view=n.view.slice(0,wa(e,r)))),n.viewTo=r}function To(e){for(var t=e.display.view,r=0,n=0;n<t.length;n++){var o=t[n];!o.hidden&&(!o.node||o.changes)&&++r}return r}function Na(e){e.display.input.showSelection(e.display.input.prepareSelection())}function So(e,t){t===void 0&&(t=!0);for(var r=e.doc,n={},o=n.cursors=document.createDocumentFragment(),P=n.selection=document.createDocumentFragment(),V=0;V<r.sel.ranges.length;V++){if(!t&&V==r.sel.primIndex)continue;var Z=r.sel.ranges[V];if(Z.from().line>=e.display.viewTo||Z.to().line<e.display.viewFrom)continue;var ee=Z.empty();(ee||e.options.showCursorWhenSelecting)&&ms(e,Z.head,o),ee||ps(e,Z,P)}return n}function ms(e,t,r){var n=Zr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),o=r.appendChild(a("div","\xA0","CodeMirror-cursor"));if(o.style.left=n.left+"px",o.style.top=n.top+"px",o.style.height=Math.max(0,n.bottom-n.top)*e.options.cursorHeight+"px",n.other){var P=r.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));P.style.display="",P.style.left=n.other.left+"px",P.style.top=n.other.top+"px",P.style.height=(n.other.bottom-n.other.top)*.85+"px"}}function Ui(e,t){return e.top-t.top||e.left-t.left}function ps(e,t,r){var n=e.display,o=e.doc,P=document.createDocumentFragment(),V=uo(e.display),Z=V.left,ee=Math.max(n.sizerWidth,ha(e)-n.sizer.offsetLeft)-V.right,ue=o.direction=="ltr";function Se(sn,An,Kn,Fn){An<0&&(An=0),An=Math.round(An),Fn=Math.round(Fn),P.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+sn+`px;
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                         top: `+(t.top-r.viewOffset-Mi(e.display))+`px;
                         height: `+(t.bottom-t.top+na(e)+r.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(P),P.scrollIntoView(o),e.display.lineSpace.removeChild(P)}}function Ao(e,t,r,n){n==null&&(n=0);var o;!e.options.lineWrapping&&t==r&&(t=t.ch?tt(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,r=t.sticky=="before"?tt(t.line,t.ch+1,"before"):t);for(var P=0;P<5;P++){var V=!1,Z=Zr(e,t),ee=!r||r==t?Z:Zr(e,r);o={left:Math.min(Z.left,ee.left),top:Math.min(Z.top,ee.top)-n,right:Math.max(Z.left,ee.left),bottom:Math.max(Z.bottom,ee.bottom)+n};var ue=ji(e,o),Se=e.doc.scrollTop,Me=e.doc.scrollLeft;if(ue.scrollTop!=null&&(ja(e,ue.scrollTop),Math.abs(e.doc.scrollTop-Se)>1&&(V=!0)),ue.scrollLeft!=null&&(oa(e,ue.scrollLeft),Math.abs(e.doc.scrollLeft-Me)>1&&(V=!0)),!V)break}return o}function Cl(e,t){var r=ji(e,t);r.scrollTop!=null&&ja(e,r.scrollTop),r.scrollLeft!=null&&oa(e,r.scrollLeft)}function ji(e,t){var r=e.display,n=Ma(e.display);t.top<0&&(t.top=0);var o=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:r.scroller.scrollTop,P=as(e),V={};t.bottom-t.top>P&&(t.bottom=t.top+P);var Z=e.doc.height+ui(r),ee=t.top<n,ue=t.bottom>Z-n;if(t.top<o)V.scrollTop=ee?0:t.top;else if(t.bottom>o+P){var Se=Math.min(t.top,(ue?Z:t.bottom)-P);Se!=o&&(V.scrollTop=Se)}var Me=e.options.fixedGutter?0:r.gutters.offsetWidth,$e=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:r.scroller.scrollLeft-Me,Xe=ha(e)-r.gutters.offsetWidth,ft=t.right-t.left>Xe;return ft&&(t.right=t.left+Xe),t.left<10?V.scrollLeft=0:t.left<$e?V.scrollLeft=Math.max(0,t.left+Me-(ft?0:10)):t.right>Xe+$e-3&&(V.scrollLeft=t.right+(ft?0:10)-Xe),V}function Wi(e,t){if(t==null)return;Ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Fa(e){Ki(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Ba(e,t,r){(t!=null||r!=null)&&Ki(e),t!=null&&(e.curOp.scrollLeft=t),r!=null&&(e.curOp.scrollTop=r)}function ys(e,t){Ki(e),e.curOp.scrollToPos=t}function Ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var r=ds(e,t.from),n=ds(e,t.to);bs(e,r,n,t.margin)}}function bs(e,t,r,n){var o=ji(e,{left:Math.min(t.left,r.left),top:Math.min(t.top,r.top)-n,right:Math.max(t.right,r.right),bottom:Math.max(t.bottom,r.bottom)+n});Ba(e,o.scrollLeft,o.scrollTop)}function ja(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;M||Lo(e,{top:t}),Es(e,t,!0),M&&Lo(e),Dr(e,100)}function Es(e,t,r){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!r)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function oa(e,t,r,n){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(r?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!n)return;e.doc.scrollLeft=t,Os(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function Wa(e){var t=e.display,r=t.gutters.offsetWidth,n=Math.round(e.doc.height+ui(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?r:0,docHeight:n,scrollHeight:n+na(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:r}}var sa=function(e,t,r){this.cm=r;var n=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),o=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");n.tabIndex=o.tabIndex=-1,e(n),e(o),Ne(n,"scroll",function(){n.clientHeight&&t(n.scrollTop,"vertical")}),Ne(o,"scroll",function(){o.clientWidth&&t(o.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,p&&W<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};sa.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,r=e.scrollHeight>e.clientHeight+1,n=e.nativeBarWidth;if(r){this.vert.style.display="block",this.vert.style.bottom=t?n+"px":"0";var o=e.viewHeight-(t?n:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+o)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=r?n+"px":"0",this.horiz.style.left=e.barLeft+"px";var P=e.viewWidth-e.barLeft-(r?n:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+P)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(n==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:r?n:0,bottom:t?n:0}},sa.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},sa.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},sa.prototype.zeroWidthHack=function(){var e=d&&!A?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new J,this.disableVert=new J},sa.prototype.enableZeroWidthBar=function(e,t,r){e.style.pointerEvents="auto";function n(){var o=e.getBoundingClientRect(),P=r=="vert"?document.elementFromPoint(o.right-1,(o.top+o.bottom)/2):document.elementFromPoint((o.right+o.left)/2,o.bottom-1);P!=e?e.style.pointerEvents="none":t.set(1e3,n)}t.set(1e3,n)},sa.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var fi=function(){};fi.prototype.update=function(){return{bottom:0,right:0}},fi.prototype.setScrollLeft=function(){},fi.prototype.setScrollTop=function(){},fi.prototype.clear=function(){};function ga(e,t){t||(t=Wa(e));var r=e.display.barWidth,n=e.display.barHeight;xs(e,t);for(var o=0;o<4&&r!=e.display.barWidth||n!=e.display.barHeight;o++)r!=e.display.barWidth&&e.options.lineWrapping&&Fi(e),xs(e,Wa(e)),r=e.display.barWidth,n=e.display.barHeight}function xs(e,t){var r=e.display,n=r.scrollbars.update(t);r.sizer.style.paddingRight=(r.barWidth=n.right)+"px",r.sizer.style.paddingBottom=(r.barHeight=n.bottom)+"px",r.heightForcer.style.borderBottom=n.bottom+"px solid transparent",n.right&&n.bottom?(r.scrollbarFiller.style.display="block",r.scrollbarFiller.style.height=n.bottom+"px",r.scrollbarFiller.style.width=n.right+"px"):r.scrollbarFiller.style.display="",n.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(r.gutterFiller.style.display="block",r.gutterFiller.style.height=n.bottom+"px",r.gutterFiller.style.width=t.gutterWidth+"px"):r.gutterFiller.style.display=""}var _s={native:sa,null:fi};function Cs(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&c(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new _s[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Ne(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,r){r=="horizontal"?oa(e,t):ja(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Ts=0;function Da(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:++Ts},ii(e.curOp)}function Oa(e){var t=e.curOp;t&&ur(t,function(r){for(var n=0;n<r.ops.length;n++)r.ops[n].cm.curOp=null;Tl(r)})}function Tl(e){for(var t=e.ops,r=0;r<t.length;r++)Ka(t[r]);for(var n=0;n<t.length;n++)Ha(t[n]);for(var o=0;o<t.length;o++)Ro(t[o]);for(var P=0;P<t.length;P++)Sl(t[P]);for(var V=0;V<t.length;V++)Ss(t[V])}function Ka(e){var t=e.cm,r=t.display;wl(t),e.updateMaxLine&&jn(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<r.viewFrom||e.scrollToPos.to.line>=r.viewTo)||r.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new hi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function Ha(e){e.updatedDisplay=e.mustUpdate&&Hi(e.cm,e.update)}function Ro(e){var t=e.cm,r=t.display;e.updatedDisplay&&Fi(t),e.barMeasure=Wa(t),r.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=ki(t,r.maxLine,r.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(r.scroller.clientWidth,r.sizer.offsetLeft+e.adjustWidthTo+na(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,r.sizer.offsetLeft+e.adjustWidthTo-ha(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=r.input.prepareSelection())}function Sl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&oa(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var r=e.focus&&e.focus==U();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,r),(e.updatedDisplay||e.startHeight!=t.doc.height)&&ga(t,e.barMeasure),e.updatedDisplay&&Aa(t,e.barMeasure),e.selectionChanged&&wo(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),r&&Do(e.cm)}function Ss(e){var t=e.cm,r=t.display,n=t.doc;if(e.updatedDisplay&&Ds(t,e.update),r.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(r.wheelStartX=r.wheelStartY=null),e.scrollTop!=null&&Es(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&oa(t,e.scrollLeft,!0,!0),e.scrollToPos){var o=Ao(t,qe(n,e.scrollToPos.from),qe(n,e.scrollToPos.to),e.scrollToPos.margin);gs(t,o)}var P=e.maybeHiddenMarkers,V=e.maybeUnhiddenMarkers;if(P)for(var Z=0;Z<P.length;++Z)P[Z].lines.length||ze(P[Z],"hide");if(V)for(var ee=0;ee<V.length;++ee)V[ee].lines.length&&ze(V[ee],"unhide");r.wrapper.offsetHeight&&(n.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&ze(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function jr(e,t){if(e.curOp)return t();Da(e);try{return t()}finally{Oa(e)}}function gr(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Da(e);try{return t.apply(e,arguments)}finally{Oa(e)}}}function kr(e){return function(){if(this.curOp)return e.apply(this,arguments);Da(this);try{return e.apply(this,arguments)}finally{Oa(this)}}}function xr(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Da(t);try{return e.apply(this,arguments)}finally{Oa(t)}}}function Dr(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,I(Po,e))}function Po(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var r=+new Date+e.options.workTime,n=$n(e,t.highlightFrontier),o=[];t.iter(n.line,Math.min(t.first+t.size,e.display.viewTo+500),function(P){if(n.line>=e.display.viewFrom){var V=P.styles,Z=P.text.length>e.options.maxHighlightLength?Rt(t.mode,n.state):null,ee=Vn(e,P,n,!0);Z&&(n.state=Z),P.styles=ee.styles;var ue=P.styleClasses,Se=ee.classes;Se?P.styleClasses=Se:ue&&(P.styleClasses=null);for(var Me=!V||V.length!=P.styles.length||ue!=Se&&(!ue||!Se||ue.bgClass!=Se.bgClass||ue.textClass!=Se.textClass),$e=0;!Me&&$e<V.length;++$e)Me=V[$e]!=P.styles[$e];Me&&o.push(n.line),P.stateAfter=n.save(),n.nextLine()}else P.text.length<=e.options.maxHighlightLength&&or(e,P.text,n),P.stateAfter=n.line%5==0?n.save():null,n.nextLine();if(+new Date>r)return Dr(e,e.options.workDelay),!0}),t.highlightFrontier=n.line,t.modeFrontier=Math.max(t.modeFrontier,n.line),o.length&&jr(e,function(){for(var P=0;P<o.length;P++)pa(e,o[P],"text")})}var hi=function(e,t,r){var n=e.display;this.viewport=t,this.visible=Bi(n,e.doc,t),this.editorIsHidden=!n.wrapper.offsetWidth,this.wrapperHeight=n.wrapper.clientHeight,this.wrapperWidth=n.wrapper.clientWidth,this.oldDisplayWidth=ha(e),this.force=r,this.dims=xo(e),this.events=[]};hi.prototype.signal=function(e,t){ye(e,t)&&this.events.push(arguments)},hi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)ze.apply(null,this.events[e])};function wl(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=na(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=na(e)+"px",t.scrollbarsClipped=!0)}function ws(e){if(e.hasFocus())return null;var t=U();if(!t||!_(e.display.lineDiv,t))return null;var r={activeElt:t};if(window.getSelection){var n=window.getSelection();n.anchorNode&&n.extend&&_(e.display.lineDiv,n.anchorNode)&&(r.anchorNode=n.anchorNode,r.anchorOffset=n.anchorOffset,r.focusNode=n.focusNode,r.focusOffset=n.focusOffset)}return r}function mi(e){if(!e||!e.activeElt||e.activeElt==U())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&_(document.body,e.anchorNode)&&_(document.body,e.focusNode)){var t=window.getSelection(),r=document.createRange();r.setEnd(e.anchorNode,e.anchorOffset),r.collapse(!1),t.removeAllRanges(),t.addRange(r),t.extend(e.focusNode,e.focusOffset)}}function Hi(e,t){var r=e.display,n=e.doc;if(t.editorIsHidden)return va(e),!1;if(!t.force&&t.visible.from>=r.viewFrom&&t.visible.to<=r.viewTo&&(r.updateLineNumbers==null||r.updateLineNumbers>=r.viewTo)&&r.renderedView==r.view&&To(e)==0)return!1;As(e)&&(va(e),t.dims=xo(e));var o=n.first+n.size,P=Math.max(t.visible.from-e.options.viewportMargin,n.first),V=Math.min(o,t.visible.to+e.options.viewportMargin);r.viewFrom<P&&P-r.viewFrom<20&&(P=Math.max(n.first,r.viewFrom)),r.viewTo>V&&r.viewTo-V<20&&(V=Math.min(o,r.viewTo)),Bn&&(P=mn(e.doc,P),V=Pn(e.doc,V));var Z=P!=r.viewFrom||V!=r.viewTo||r.lastWrapHeight!=t.wrapperHeight||r.lastWrapWidth!=t.wrapperWidth;_l(e,P,V),r.viewOffset=$t(ut(e.doc,r.viewFrom)),e.display.mover.style.top=r.viewOffset+"px";var ee=To(e);if(!Z&&ee==0&&!t.force&&r.renderedView==r.view&&(r.updateLineNumbers==null||r.updateLineNumbers>=r.viewTo))return!1;var ue=ws(e);return ee>4&&(r.lineDiv.style.display="none"),Dl(e,r.updateLineNumbers,t.dims),ee>4&&(r.lineDiv.style.display=""),r.renderedView=r.view,mi(ue),u(r.cursorDiv),u(r.selectionDiv),r.gutters.style.height=r.sizer.style.minHeight=0,Z&&(r.lastWrapHeight=t.wrapperHeight,r.lastWrapWidth=t.wrapperWidth,Dr(e,400)),r.updateLineNumbers=null,!0}function Ds(e,t){for(var r=t.viewport,n=!0;;n=!1){if(!n||!e.options.lineWrapping||t.oldDisplayWidth==ha(e)){if(r&&r.top!=null&&(r={top:Math.min(e.doc.height+ui(e.display)-as(e),r.top)}),t.visible=Bi(e.display,e.doc,r),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else n&&(t.visible=Bi(e.display,e.doc,r));if(!Hi(e,t))break;Fi(e);var o=Wa(e);Na(e),ga(e,o),Aa(e,o),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 Lo(e,t){var r=new hi(e,t);if(Hi(e,r)){Fi(e),Ds(e,r);var n=Wa(e);Na(e),ga(e,n),Aa(e,n),r.finish()}}function Dl(e,t,r){var n=e.display,o=e.options.lineNumbers,P=n.lineDiv,V=P.firstChild;function Z(ft){var wt=ft.nextSibling;return O&&d&&e.display.currentWheelTarget==ft?ft.style.display="none":ft.parentNode.removeChild(ft),wt}for(var ee=n.view,ue=n.viewFrom,Se=0;Se<ee.length;Se++){var Me=ee[Se];if(!Me.hidden)if(!Me.node||Me.node.parentNode!=P){var $e=gl(e,Me,ue,r);P.insertBefore($e,V)}else{for(;V!=Me.node;)V=Z(V);var Xe=o&&t!=null&&t<=ue&&Me.lineNumber;Me.changes&&(ie(Me.changes,"gutter")>-1&&(Xe=!1),ca(e,Me,ue,r)),Xe&&(u(Me.lineNumber),Me.lineNumber.appendChild(document.createTextNode(nn(e.options,ue)))),V=Me.node.nextSibling}ue+=Me.size}for(;V;)V=Z(V)}function pi(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Aa(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+na(e)+"px"}function Os(e){var t=e.display,r=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var n=_o(t)-t.scroller.scrollLeft+e.doc.scrollLeft,o=t.gutters.offsetWidth,P=n+"px",V=0;V<r.length;V++)if(!r[V].hidden){e.options.fixedGutter&&(r[V].gutter&&(r[V].gutter.style.left=P),r[V].gutterBackground&&(r[V].gutterBackground.style.left=P));var Z=r[V].alignable;if(Z)for(var ee=0;ee<Z.length;ee++)Z[ee].style.left=P}e.options.fixedGutter&&(t.gutters.style.left=n+o+"px")}function As(e){if(!e.options.lineNumbers)return!1;var t=e.doc,r=nn(e.options,t.first+t.size-1),n=e.display;if(r.length!=n.lineNumChars){var o=n.measure.appendChild(a("div",[a("div",r)],"CodeMirror-linenumber CodeMirror-gutter-elt")),P=o.firstChild.offsetWidth,V=o.offsetWidth-P;return n.lineGutter.style.width="",n.lineNumInnerWidth=Math.max(P,n.lineGutter.offsetWidth-V)+1,n.lineNumWidth=n.lineNumInnerWidth+V,n.lineNumChars=n.lineNumInnerWidth?r.length:-1,n.lineGutter.style.width=n.lineNumWidth+"px",pi(e.display),!0}return!1}function Mo(e,t){for(var r=[],n=!1,o=0;o<e.length;o++){var P=e[o],V=null;if(typeof P!="string"&&(V=P.style,P=P.className),P=="CodeMirror-linenumbers")if(t)n=!0;else continue;r.push({className:P,style:V})}return t&&!n&&r.push({className:"CodeMirror-linenumbers",style:null}),r}function ko(e){var t=e.gutters,r=e.gutterSpecs;u(t),e.lineGutter=null;for(var n=0;n<r.length;++n){var o=r[n],P=o.className,V=o.style,Z=t.appendChild(a("div",null,"CodeMirror-gutter "+P));V&&(Z.style.cssText=V),P=="CodeMirror-linenumbers"&&(e.lineGutter=Z,Z.style.width=(e.lineNumWidth||1)+"px")}t.style.display=r.length?"":"none",pi(e)}function vi(e){ko(e.display),Nr(e),Os(e)}function Ol(e,t,r,n){var o=this;this.input=r,o.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),o.scrollbarFiller.setAttribute("cm-not-content","true"),o.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),o.gutterFiller.setAttribute("cm-not-content","true"),o.lineDiv=l("div",null,"CodeMirror-code"),o.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),o.cursorDiv=a("div",null,"CodeMirror-cursors"),o.measure=a("div",null,"CodeMirror-measure"),o.lineMeasure=a("div",null,"CodeMirror-measure"),o.lineSpace=l("div",[o.measure,o.lineMeasure,o.selectionDiv,o.cursorDiv,o.lineDiv],null,"position: relative; outline: none");var P=l("div",[o.lineSpace],"CodeMirror-lines");o.mover=a("div",[P],null,"position: relative"),o.sizer=a("div",[o.mover],"CodeMirror-sizer"),o.sizerWidth=null,o.heightForcer=a("div",null,null,"position: absolute; height: "+q+"px; width: 1px;"),o.gutters=a("div",null,"CodeMirror-gutters"),o.lineGutter=null,o.scroller=a("div",[o.sizer,o.heightForcer,o.gutters],"CodeMirror-scroll"),o.scroller.setAttribute("tabIndex","-1"),o.wrapper=a("div",[o.scrollbarFiller,o.gutterFiller,o.scroller],"CodeMirror"),p&&W<8&&(o.gutters.style.zIndex=-1,o.scroller.style.paddingRight=0),!O&&!(M&&s)&&(o.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(o.wrapper):e(o.wrapper)),o.viewFrom=o.viewTo=t.first,o.reportedViewFrom=o.reportedViewTo=t.first,o.view=[],o.renderedView=null,o.externalMeasured=null,o.viewOffset=0,o.lastWrapHeight=o.lastWrapWidth=0,o.updateLineNumbers=null,o.nativeBarWidth=o.barHeight=o.barWidth=0,o.scrollbarsClipped=!1,o.lineNumWidth=o.lineNumInnerWidth=o.lineNumChars=null,o.alignWidgets=!1,o.cachedCharWidth=o.cachedTextHeight=o.cachedPaddingH=null,o.maxLine=null,o.maxLineLength=0,o.maxLineChanged=!1,o.wheelDX=o.wheelDY=o.wheelStartX=o.wheelStartY=null,o.shift=!1,o.selForContextMenu=null,o.activeTouch=null,o.gutterSpecs=Mo(n.gutters,n.lineNumbers),ko(o),r.init(o)}var Ga=0,Hr=null;p?Hr=-.53:M?Hr=15:S?Hr=-.7:B&&(Hr=-1/3);function Rs(e){var t=e.wheelDeltaX,r=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),r==null&&e.detail&&e.axis==e.VERTICAL_AXIS?r=e.detail:r==null&&(r=e.wheelDelta),{x:t,y:r}}function Gi(e){var t=Rs(e);return t.x*=Hr,t.y*=Hr,t}function Ps(e,t){var r=Rs(t),n=r.x,o=r.y,P=e.display,V=P.scroller,Z=V.scrollWidth>V.clientWidth,ee=V.scrollHeight>V.clientHeight;if(!(n&&Z||o&&ee))return;if(o&&d&&O){e:for(var ue=t.target,Se=P.view;ue!=V;ue=ue.parentNode)for(var Me=0;Me<Se.length;Me++)if(Se[Me].node==ue){e.display.currentWheelTarget=ue;break e}}if(n&&!M&&!L&&Hr!=null){o&&ee&&ja(e,Math.max(0,V.scrollTop+o*Hr)),oa(e,Math.max(0,V.scrollLeft+n*Hr)),(!o||o&&ee)&&se(t),P.wheelStartX=null;return}if(o&&Hr!=null){var $e=o*Hr,Xe=e.doc.scrollTop,ft=Xe+P.wrapper.clientHeight;$e<0?Xe=Math.max(0,Xe+$e-50):ft=Math.min(e.doc.height,ft+$e+50),Lo(e,{top:Xe,bottom:ft})}Ga<20&&(P.wheelStartX==null?(P.wheelStartX=V.scrollLeft,P.wheelStartY=V.scrollTop,P.wheelDX=n,P.wheelDY=o,setTimeout(function(){if(P.wheelStartX==null)return;var wt=V.scrollLeft-P.wheelStartX,Vt=V.scrollTop-P.wheelStartY,on=Vt&&P.wheelDY&&Vt/P.wheelDY||wt&&P.wheelDX&&wt/P.wheelDX;if(P.wheelStartX=P.wheelStartY=null,!on)return;Hr=(Hr*Ga+on)/(Ga+1),++Ga},200)):(P.wheelDX+=n,P.wheelDY+=o))}var Gr=function(e,t){this.ranges=e,this.primIndex=t};Gr.prototype.primary=function(){return this.ranges[this.primIndex]},Gr.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 r=this.ranges[t],n=e.ranges[t];if(!ht(r.anchor,n.anchor)||!ht(r.head,n.head))return!1}return!0},Gr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new cr(Qn(this.ranges[t].anchor),Qn(this.ranges[t].head));return new Gr(e,this.primIndex)},Gr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Gr.prototype.contains=function(e,t){t||(t=e);for(var r=0;r<this.ranges.length;r++){var n=this.ranges[r];if(yt(t,n.from())>=0&&yt(e,n.to())<=0)return r}return-1};var cr=function(e,t){this.anchor=e,this.head=t};cr.prototype.from=function(){return gt(this.anchor,this.head)},cr.prototype.to=function(){return Nn(this.anchor,this.head)},cr.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function qr(e,t,r){var n=e&&e.options.selectionsMayTouch,o=t[r];t.sort(function($e,Xe){return yt($e.from(),Xe.from())}),r=ie(t,o);for(var P=1;P<t.length;P++){var V=t[P],Z=t[P-1],ee=yt(Z.to(),V.from());if(n&&!V.empty()?ee>0:ee>=0){var ue=gt(Z.from(),V.from()),Se=Nn(Z.to(),V.to()),Me=Z.empty()?V.from()==V.head:Z.from()==Z.head;P<=r&&--r,t.splice(--P,2,new cr(Me?Se:ue,Me?ue:Se))}}return new Gr(t,r)}function ya(e,t){return new Gr([new cr(e,t||e)],0)}function Ra(e){return e.text?tt(e.from.line+e.text.length-1,Q(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Ls(e,t){if(yt(e,t.from)<0)return e;if(yt(e,t.to)<=0)return Ra(t);var r=e.line+t.text.length-(t.to.line-t.from.line)-1,n=e.ch;return e.line==t.to.line&&(n+=Ra(t).ch-t.to.ch),tt(r,n)}function gi(e,t){for(var r=[],n=0;n<e.sel.ranges.length;n++){var o=e.sel.ranges[n];r.push(new cr(Ls(o.anchor,t),Ls(o.head,t)))}return qr(e.cm,r,e.sel.primIndex)}function za(e,t,r){return e.line==t.line?tt(r.line,e.ch-t.ch+r.ch):tt(r.line+(e.line-t.line),e.ch)}function Al(e,t,r){for(var n=[],o=tt(e.first,0),P=o,V=0;V<t.length;V++){var Z=t[V],ee=za(Z.from,o,P),ue=za(Ra(Z),o,P);if(o=Z.to,P=ue,r=="around"){var Se=e.sel.ranges[V],Me=yt(Se.head,Se.anchor)<0;n[V]=new 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o=this.children[n],P=o.chunkSize();if(e<=P){if(o.insertInner(e,t,r),o.lines&&o.lines.length>50){for(var V=o.lines.length%25+25,Z=V;Z<o.lines.length;){var ee=new Ea(o.lines.slice(Z,Z+=25));o.height-=ee.height,this.children.splice(++n,0,ee),ee.parent=this}o.lines=o.lines.slice(0,V),this.maybeSpill()}break}e-=P}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),r=new Za(t);if(e.parent){e.size-=r.size,e.height-=r.height;var o=ie(e.parent.children,e);e.parent.children.splice(o+1,0,r)}else{var n=new Za(e.children);n.parent=e,e.children=[n,r],e=n}r.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,r){for(var n=0;n<this.children.length;++n){var o=this.children[n],P=o.chunkSize();if(e<P){var V=Math.min(t,P-e);if(o.iterN(e,V,r))return!0;if((t-=V)==0)break;e=0}else e-=P}}};var xi=function(e,t,r){if(r)for(var n in 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ee=$t(V)<e.scrollTop;Rn(V,V.height+li(o)),ee&&Wi(P,o.height),P.curOp.forceUpdate=!0}return!0}),P&&lr(P,"lineWidgetAdded",P,o,typeof t=="number"?t:Wt(t)),o}var Zs=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++Zs};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Da(e),ye(this,"clear")){var r=this.find();r&&lr(this,"clear",r.from,r.to)}for(var n=null,o=null,P=0;P<this.lines.length;++P){var V=this.lines[P],Z=st(V.markedSpans,this);e&&!this.collapsed?pa(e,Wt(V),"text"):e&&(Z.to!=null&&(o=Wt(V)),Z.from!=null&&(n=Wt(V))),V.markedSpans=dt(V.markedSpans,Z),Z.from==null&&this.collapsed&&!Un(this.doc,V)&&e&&Rn(V,Ma(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var ee=0;ee<this.lines.length;++ee){var ue=lt(this.lines[ee]),Se=tn(ue);Se>e.display.maxLineLength&&(e.display.maxLine=ue,e.display.maxLineLength=Se,e.display.maxLineChanged=!0)}n!=null&&e&&this.collapsed&&Nr(e,n,o+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Ks(e.doc)),e&&lr(e,"markerCleared",e,this,n,o),t&&Oa(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var r,n,o=0;o<this.lines.length;++o){var P=this.lines[o],V=st(P.markedSpans,this);if(V.from!=null&&(r=tt(t?P:Wt(P),V.from),e==-1))return r;if(V.to!=null&&(n=tt(t?P:Wt(P),V.to),e==1))return n}return r&&{from:r,to:n}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),r=this,n=this.doc.cm;if(!t||!n)return;jr(n,function(){var o=t.line,P=Wt(t.line),V=Ta(n,P);if(V&&(ss(V),n.curOp.selectionChanged=n.curOp.forceUpdate=!0),n.curOp.updateMaxLine=!0,!Un(r.doc,o)&&r.height!=null){var Z=r.height;r.height=null;var ee=li(r)-Z;ee&&Rn(o,o.height+ee)}lr(n,"markerChanged",n,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ie(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(ie(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},Ee(Yr);function qa(e,t,r,n,o){if(n&&n.shared)return Nl(e,t,r,n,o);if(e.cm&&!e.cm.curOp)return gr(e.cm,qa)(e,t,r,n,o);var P=new Yr(e,o),V=yt(t,r);if(n&&j(n,P,!1),V>0||V==0&&P.clearWhenEmpty!==!1)return P;if(P.replacedWith&&(P.collapsed=!0,P.widgetNode=l("span",[P.replacedWith],"CodeMirror-widget"),n.handleMouseEvents||P.widgetNode.setAttribute("cm-ignore-events","true"),n.insertLeft&&(P.widgetNode.insertLeft=!0)),P.collapsed){if(bn(e,t.line,t,r,P)||t.line!=r.line&&bn(e,r.line,t,r,P))throw new Error("Inserting collapsed marker partially overlapping an existing one");It()}P.addToHistory&&Ns(e,{from:t,to:r,origin:"markText"},e.sel,NaN);var Z=t.line,ee=e.cm,ue;if(e.iter(Z,r.line+1,function(Me){ee&&P.collapsed&&!ee.options.lineWrapping&&lt(Me)==ee.display.maxLine&&(ue=!0),P.collapsed&&Z!=t.line&&Rn(Me,0),Ft(Me,new Qt(P,Z==t.line?t.ch:null,Z==r.line?r.ch:null)),++Z}),P.collapsed&&e.iter(t.line,r.line+1,function(Me){Un(e,Me)&&Rn(Me,0)}),P.clearOnEnter&&Ne(P,"beforeCursorEnter",function(){return P.clear()}),P.readOnly&&(Ln(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),P.collapsed&&(P.id=++Zs,P.atomic=!0),ee){if(ue&&(ee.curOp.updateMaxLine=!0),P.collapsed)Nr(ee,t.line,r.line+1);else if(P.className||P.startStyle||P.endStyle||P.css||P.attributes||P.title)for(var Se=t.line;Se<=r.line;Se++)pa(ee,Se,"text");P.atomic&&Ks(ee.doc),lr(ee,"markerAdded",ee,P)}return P}var ei=function(e,t){this.markers=e,this.primary=t;for(var r=0;r<e.length;++r)e[r].parent=this};ei.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();lr(this,"clear")},ei.prototype.find=function(e,t){return this.primary.find(e,t)},Ee(ei);function Nl(e,t,r,n,o){n=j(n),n.shared=!1;var P=[qa(e,t,r,n,o)],V=P[0],Z=n.widgetNode;return ra(e,function(ee){Z&&(n.widgetNode=Z.cloneNode(!0)),P.push(qa(ee,qe(ee,t),qe(ee,r),n,o));for(var ue=0;ue<ee.linked.length;++ue)if(ee.linked[ue].isParent)return;V=Q(P)}),new ei(P,V)}function qs(e){return e.findMarks(tt(e.first,0),e.clipPos(tt(e.lastLine())),function(t){return t.parent})}function au(e,t){for(var r=0;r<t.length;r++){var n=t[r],o=n.find(),P=e.clipPos(o.from),V=e.clipPos(o.to);if(yt(P,V)){var Z=qa(e,P,V,n.primary,n.primary.type);n.markers.push(Z),Z.parent=n}}}function Ul(e){for(var t=function(n){var o=e[n],P=[o.primary.doc];ra(o.primary.doc,function(ee){return P.push(ee)});for(var V=0;V<o.markers.length;V++){var Z=o.markers[V];ie(P,Z.doc)==-1&&(Z.parent=null,o.markers.splice(V--,1))}},r=0;r<e.length;r++)t(r)}var Wo=0,Ur=function(e,t,r,n,o){if(!(this instanceof Ur))return new Ur(e,t,r,n,o);r==null&&(r=0),Za.call(this,[new Ea([new Jt("",null)])]),this.first=r,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=r;var P=tt(r,0);this.sel=ya(P),this.history=new zi(null),this.id=++Wo,this.modeOption=t,this.lineSep=n,this.direction=o=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Io(this,{from:P,to:P,text:e}),Or(this,ya(P),Ce)};Ur.prototype=Ie(Za.prototype,{constructor:Ur,iter:function(e,t,r){r?this.iterN(e-this.first,t-e,r):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var r=0,n=0;n<t.length;++n)r+=t[n].height;this.insertInner(e-this.first,t,r)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=kn(this,this.first,this.first+this.size);return 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e==null||e=="head"?r=t.head:e=="anchor"?r=t.anchor:e=="end"||e=="to"||e===!1?r=t.to():r=t.from(),r},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:xr(function(e,t,r){Bs(this,qe(this,typeof e=="number"?tt(e,t||0):e),null,r)}),setSelection:xr(function(e,t,r){Bs(this,qe(this,e),qe(this,t||e),r)}),extendSelection:xr(function(e,t,r){Qi(this,qe(this,e),t&&qe(this,t),r)}),extendSelections:xr(function(e,t){Fs(this,Ue(this,e),t)}),extendSelectionsBy:xr(function(e,t){var r=de(this.sel.ranges,e);Fs(this,Ue(this,r),t)}),setSelections:xr(function(e,t,r){if(!e.length)return;for(var n=[],o=0;o<e.length;o++)n[o]=new cr(qe(this,e[o].anchor),qe(this,e[o].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Or(this,qr(this.cm,n,t),r)}),addSelection:xr(function(e,t,r){var n=this.sel.ranges.slice(0);n.push(new cr(qe(this,e),qe(this,t||e))),Or(this,qr(this.cm,n,n.length-1),r)}),getSelection:function(e){for(var t=this.sel.ranges,r,n=0;n<t.length;n++){var o=St(this,t[n].from(),t[n].to());r=r?r.concat(o):o}return e===!1?r:r.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],r=this.sel.ranges,n=0;n<r.length;n++){var o=St(this,r[n].from(),r[n].to());e!==!1&&(o=o.join(e||this.lineSeparator())),t[n]=o}return t},replaceSelection:function(e,t,r){for(var n=[],o=0;o<this.sel.ranges.length;o++)n[o]=e;this.replaceSelections(n,t,r||"+input")},replaceSelections:xr(function(e,t,r){for(var n=[],o=this.sel,P=0;P<o.ranges.length;P++){var V=o.ranges[P];n[P]={from:V.from(),to:V.to(),text:this.splitLines(e[P]),origin:r}}for(var Z=t&&t!="end"&&Al(this,n,t),ee=n.length-1;ee>=0;ee--)Ya(this,n[ee]);Z?js(this,Z):this.cm&&Fa(this.cm)}),undo:xr(function(){Zi(this,"undo")}),redo:xr(function(){Zi(this,"redo")}),undoSelection:xr(function(){Zi(this,"undo",!0)}),redoSelection:xr(function(){Zi(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,r=0,n=0;n<e.done.length;n++)e.done[n].ranges||++t;for(var o=0;o<e.undone.length;o++)e.undone[o].ranges||++r;return{undo:t,redo:r}},clearHistory:function(){var e=this;this.history=new zi(this.history.maxGeneration),ra(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:Va(this.history.done),undone:Va(this.history.undone)}},setHistory:function(e){var t=this.history=new zi(this.history.maxGeneration);t.done=Va(e.done.slice(0),null,!0),t.undone=Va(e.undone.slice(0),null,!0)},setGutterMarker:xr(function(e,t,r){return Ei(this,e,"gutter",function(n){var o=n.gutterMarkers||(n.gutterMarkers={});return o[t]=r,!r&&ot(o)&&(n.gutterMarkers=null),!0})}),clearGutter:xr(function(e){var t=this;this.iter(function(r){r.gutterMarkers&&r.gutterMarkers[e]&&Ei(t,r,"gutter",function(){return r.gutterMarkers[e]=null,ot(r.gutterMarkers)&&(r.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Xn(this,e))return null;if(t=e,e=ut(this,e),!e)return null}else if(t=Wt(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:xr(function(e,t,r){return Ei(this,e,t=="gutter"?"gutter":"class",function(n){var o=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass";if(!n[o])n[o]=r;else{if(w(r).test(n[o]))return!1;n[o]+=" "+r}return!0})}),removeLineClass:xr(function(e,t,r){return Ei(this,e,t=="gutter"?"gutter":"class",function(n){var o=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass",P=n[o];if(P)if(r==null)n[o]=null;else{var V=P.match(w(r));if(!V)return!1;var Z=V.index+V[0].length;n[o]=P.slice(0,V.index)+(!V.index||Z==P.length?"":" ")+P.slice(Z)||null}else return!1;return!0})}),addLineWidget:xr(function(e,t,r){return Il(this,e,t,r)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,r){return qa(this,qe(this,e),qe(this,t),r,r&&r.type||"range")},setBookmark:function(e,t){var r={replacedWith:t&&(t.nodeType==null?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return e=qe(this,e),qa(this,e,e,r,"bookmark")},findMarksAt:function(e){e=qe(this,e);var t=[],r=ut(this,e.line).markedSpans;if(r)for(var n=0;n<r.length;++n){var o=r[n];(o.from==null||o.from<=e.ch)&&(o.to==null||o.to>=e.ch)&&t.push(o.marker.parent||o.marker)}return t},findMarks:function(e,t,r){e=qe(this,e),t=qe(this,t);var n=[],o=e.line;return this.iter(e.line,t.line+1,function(P){var V=P.markedSpans;if(V)for(var Z=0;Z<V.length;Z++){var ee=V[Z];!(ee.to!=null&&o==e.line&&e.ch>=ee.to||ee.from==null&&o!=e.line||ee.from!=null&&o==t.line&&ee.from>=t.ch)&&(!r||r(ee.marker))&&n.push(ee.marker.parent||ee.marker)}++o}),n},getAllMarks:function(){var e=[];return this.iter(function(t){var r=t.markedSpans;if(r)for(var n=0;n<r.length;++n)r[n].from!=null&&e.push(r[n].marker)}),e},posFromIndex:function(e){var t,r=this.first,n=this.lineSeparator().length;return this.iter(function(o){var P=o.text.length+n;if(P>e)return t=e,!0;e-=P,++r}),qe(this,tt(r,t))},indexFromPos:function(e){e=qe(this,e);var t=e.ch;if(e.line<this.first||e.ch<0)return 0;var r=this.lineSeparator().length;return this.iter(this.first,e.line,function(n){t+=n.text.length+r}),t},copy:function(e){var t=new Ur(kn(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return 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zi(null),e.history.done=Va(this.history.done,n),e.history.undone=Va(this.history.undone,n)}},iterLinkedDocs:function(e){ra(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):le(e)},lineSeparator:function(){return this.lineSep||`
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n=="double"?P="Double"+P:n=="triple"&&(P="Triple"+P),P=(t==1?"Left":t==2?"Middle":"Right")+P,wi(e,al(P,o),o,function(V){if(typeof V=="string"&&(V=ni[V]),!V)return!1;var Z=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),Z=V(e,r)!=Te}finally{e.state.suppressEdits=!1}return Z})}function $l(e,t,r){var n=e.getOption("configureMouse"),o=n?n(e,t,r):{};if(o.unit==null){var P=h?r.shiftKey&&r.metaKey:r.altKey;o.unit=P?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(o.extend==null||e.doc.extend)&&(o.extend=e.doc.extend||r.shiftKey),o.addNew==null&&(o.addNew=d?r.metaKey:r.ctrlKey),o.moveOnDrag==null&&(o.moveOnDrag=!(d?r.altKey:r.ctrlKey)),o}function Yl(e,t,r,n){p?setTimeout(I(Do,e),0):e.curOp.focus=U();var o=$l(e,r,n),P=e.doc.sel,V;e.options.dragDrop&&He&&!e.isReadOnly()&&r=="single"&&(V=P.contains(t))>-1&&(yt((V=P.ranges[V]).from(),t)<0||t.xRel>0)&&(yt(V.to(),t)>0||t.xRel<0)?Ql(e,n,t,o):Jl(e,n,t,o)}function Ql(e,t,r,n){var o=e.display,P=!1,V=gr(e,function(ue){O&&(o.scroller.draggable=!1),e.state.draggingText=!1,it(o.wrapper.ownerDocument,"mouseup",V),it(o.wrapper.ownerDocument,"mousemove",Z),it(o.scroller,"dragstart",ee),it(o.scroller,"drop",V),P||(se(ue),n.addNew||Qi(e.doc,r,null,null,n.extend),O&&!B||p&&W==9?setTimeout(function(){o.wrapper.ownerDocument.body.focus({preventScroll:!0}),o.input.focus()},20):o.input.focus())}),Z=function(ue){P=P||Math.abs(t.clientX-ue.clientX)+Math.abs(t.clientY-ue.clientY)>=10},ee=function(){return P=!0};O&&(o.scroller.draggable=!0),e.state.draggingText=V,V.copy=!n.moveOnDrag,o.scroller.dragDrop&&o.scroller.dragDrop(),Ne(o.wrapper.ownerDocument,"mouseup",V),Ne(o.wrapper.ownerDocument,"mousemove",Z),Ne(o.scroller,"dragstart",ee),Ne(o.scroller,"drop",V),vs(e),setTimeout(function(){return o.input.focus()},20)}function es(e,t,r){if(r=="char")return new cr(t,t);if(r=="word")return e.findWordAt(t);if(r=="line")return new cr(tt(t.line,0),qe(e.doc,tt(t.line+1,0)));var n=r(e,t);return new cr(n.from,n.to)}function Jl(e,t,r,n){var o=e.display,P=e.doc;se(t);var V,Z,ee=P.sel,ue=ee.ranges;if(n.addNew&&!n.extend?(Z=P.sel.contains(r),Z>-1?V=ue[Z]:V=new cr(r,r)):(V=P.sel.primary(),Z=P.sel.primIndex),n.unit=="rectangle")n.addNew||(V=new cr(r,r)),r=Sa(e,t,!0,!0),Z=-1;else{var Se=es(e,r,n.unit);n.extend?V=Yi(V,Se.anchor,Se.head,n.extend):V=Se}n.addNew?Z==-1?(Z=ue.length,Or(P,qr(e,ue.concat([V]),Z),{scroll:!1,origin:"*mouse"})):ue.length>1&&ue[Z].empty()&&n.unit=="char"&&!n.extend?(Or(P,qr(e,ue.slice(0,Z).concat(ue.slice(Z+1)),0),{scroll:!1,origin:"*mouse"}),ee=P.sel):ba(P,Z,V,ke):(Z=0,Or(P,new Gr([V],0),ke),ee=P.sel);var Me=r;function $e(sn){if(yt(Me,sn)==0)return;if(Me=sn,n.unit=="rectangle"){for(var An=[],Kn=e.options.tabSize,Fn=K(ut(P,r.line).text,r.ch,Kn),nr=K(ut(P,sn.line).text,sn.ch,Kn),mr=Math.min(Fn,nr),Ar=Math.max(Fn,nr),yr=Math.min(r.line,sn.line),Qr=Math.min(e.lastLine(),Math.max(r.line,sn.line));yr<=Qr;yr++){var zr=ut(P,yr).text,_r=xe(zr,mr,Kn);mr==Ar?An.push(new cr(tt(yr,_r),tt(yr,_r))):zr.length>_r&&An.push(new cr(tt(yr,_r),tt(yr,xe(zr,Ar,Kn))))}An.length||An.push(new cr(r,r)),Or(P,qr(e,ee.ranges.slice(0,Z).concat(An),Z),{origin:"*mouse",scroll:!1}),e.scrollIntoView(sn)}else{var Vr=V,Ir=es(e,sn,n.unit),Sr=Vr.anchor,Cr;yt(Ir.anchor,Sr)>0?(Cr=Ir.head,Sr=gt(Vr.from(),Ir.anchor)):(Cr=Ir.anchor,Sr=Nn(Vr.to(),Ir.head));var br=ee.ranges.slice(0);br[Z]=Zl(e,new cr(qe(P,Sr),Cr)),Or(P,qr(e,br,Z),ke)}}var Xe=o.wrapper.getBoundingClientRect(),ft=0;function wt(sn){var An=++ft,Kn=Sa(e,sn,!0,n.unit=="rectangle");if(!Kn)return;if(yt(Kn,Me)!=0){e.curOp.focus=U(),$e(Kn);var Fn=Bi(o,P);(Kn.line>=Fn.to||Kn.line<Fn.from)&&setTimeout(gr(e,function(){ft==An&&wt(sn)}),150)}else{var nr=sn.clientY<Xe.top?-20:sn.clientY>Xe.bottom?20:0;nr&&setTimeout(gr(e,function(){if(ft!=An)return;o.scroller.scrollTop+=nr,wt(sn)}),50)}}function Vt(sn){e.state.selectingText=!1,ft=Infinity,sn&&(se(sn),o.input.focus()),it(o.wrapper.ownerDocument,"mousemove",on),it(o.wrapper.ownerDocument,"mouseup",_n),P.history.lastSelOrigin=null}var on=gr(e,function(sn){sn.buttons===0||!we(sn)?Vt(sn):wt(sn)}),_n=gr(e,Vt);e.state.selectingText=_n,Ne(o.wrapper.ownerDocument,"mousemove",on),Ne(o.wrapper.ownerDocument,"mouseup",_n)}function Zl(e,t){var r=t.anchor,n=t.head,o=ut(e.doc,r.line);if(yt(r,n)==0&&r.sticky==n.sticky)return t;var P=qt(o);if(!P)return t;var V=Ut(P,r.ch,r.sticky),Z=P[V];if(Z.from!=r.ch&&Z.to!=r.ch)return t;var ee=V+(Z.from==r.ch==(Z.level!=1)?0:1);if(ee==0||ee==P.length)return t;var ue;if(n.line!=r.line)ue=(n.line-r.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var Se=Ut(P,n.ch,n.sticky),Me=Se-V||(n.ch-r.ch)*(Z.level==1?-1:1);Se==ee-1||Se==ee?ue=Me<0:ue=Me>0}var $e=P[ee+(ue?-1:0)],Xe=ue==($e.level==1),ft=Xe?$e.from:$e.to,wt=Xe?"after":"before";return r.ch==ft&&r.sticky==wt?t:new cr(new tt(r.line,ft,wt),n)}function cl(e,t,r,n){var o,P;if(t.touches)o=t.touches[0].clientX,P=t.touches[0].clientY;else try{o=t.clientX,P=t.clientY}catch($e){return!1}if(o>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;n&&se(t);var V=e.display,Z=V.lineDiv.getBoundingClientRect();if(P>Z.bottom||!ye(e,r))return te(t);P-=Z.top-V.viewOffset;for(var ee=0;ee<e.display.gutterSpecs.length;++ee){var ue=V.gutters.childNodes[ee];if(ue&&ue.getBoundingClientRect().right>=o){var Se=Cn(e.doc,P),Me=e.display.gutterSpecs[ee];return ze(e,r,e,Se,Me.className,t),te(t)}}}function ts(e,t){return cl(e,t,"gutterClick",!0)}function fl(e,t){if(Jr(e.display,t)||hl(e,t))return;if(et(e,t,"contextmenu"))return;D||e.display.input.onContextMenu(t)}function hl(e,t){return ye(e,"gutterContextMenu")?cl(e,t,"gutterContextMenu",!1):!1}function ml(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),di(e)}var ri={toString:function(){return"CodeMirror.Init"}},ro={},Ai={};function ql(e){var t=e.optionHandlers;function r(n,o,P,V){e.defaults[n]=o,P&&(t[n]=V?function(Z,ee,ue){ue!=ri&&P(Z,ee,ue)}:P)}e.defineOption=r,e.Init=ri,r("value","",function(n,o){return n.setValue(o)},!0),r("mode",null,function(n,o){n.doc.modeOption=o,yi(n)},!0),r("indentUnit",2,yi,!0),r("indentWithTabs",!1),r("smartIndent",!0),r("tabSize",4,function(n){bi(n),di(n),Nr(n)},!0),r("lineSeparator",null,function(n,o){if(n.doc.lineSep=o,!o)return;var P=[],V=n.doc.first;n.doc.iter(function(ee){for(var ue=0;;){var Se=ee.text.indexOf(o,ue);if(Se==-1)break;ue=Se+o.length,P.push(tt(V,Se))}V++});for(var Z=P.length-1;Z>=0;Z--)Ja(n.doc,o,P[Z],tt(P[Z].line,P[Z].ch+o.length))}),r("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(n,o,P){n.state.specialChars=new RegExp(o.source+(o.test("	")?"":"|	"),"g"),P!=ri&&n.refresh()}),r("specialCharPlaceholder",ea,function(n){return n.refresh()},!0),r("electricChars",!0),r("inputStyle",s?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),r("spellcheck",!1,function(n,o){return n.getInputField().spellcheck=o},!0),r("autocorrect",!1,function(n,o){return n.getInputField().autocorrect=o},!0),r("autocapitalize",!1,function(n,o){return n.getInputField().autocapitalize=o},!0),r("rtlMoveVisually",!C),r("wholeLineUpdateBefore",!0),r("theme","default",function(n){ml(n),vi(n)},!0),r("keyMap","default",function(n,o,P){var V=Si(o),Z=P!=ri&&Si(P);Z&&Z.detach&&Z.detach(n,V),V.attach&&V.attach(n,Z||null)}),r("extraKeys",null),r("configureMouse",null),r("lineWrapping",!1,tu,!0),r("gutters",[],function(n,o){n.display.gutterSpecs=Mo(o,n.options.lineNumbers),vi(n)},!0),r("fixedGutter",!0,function(n,o){n.display.gutters.style.left=o?_o(n.display)+"px":"0",n.refresh()},!0),r("coverGutterNextToScrollbar",!1,function(n){return ga(n)},!0),r("scrollbarStyle","native",function(n){Cs(n),ga(n),n.display.scrollbars.setScrollTop(n.doc.scrollTop),n.display.scrollbars.setScrollLeft(n.doc.scrollLeft)},!0),r("lineNumbers",!1,function(n,o){n.display.gutterSpecs=Mo(n.options.gutters,o),vi(n)},!0),r("firstLineNumber",1,vi,!0),r("lineNumberFormatter",function(n){return n},vi,!0),r("showCursorWhenSelecting",!1,Na,!0),r("resetSelectionOnContextMenu",!0),r("lineWiseCopyCut",!0),r("pasteLinesPerSelection",!0),r("selectionsMayTouch",!1),r("readOnly",!1,function(n,o){o=="nocursor"&&(Ua(n),n.display.input.blur()),n.display.input.readOnlyChanged(o)}),r("screenReaderLabel",null,function(n,o){o=o===""?null:o,n.display.input.screenReaderLabelChanged(o)}),r("disableInput",!1,function(n,o){o||n.display.input.reset()},!0),r("dragDrop",!0,eu),r("allowDropFileTypes",null),r("cursorBlinkRate",530),r("cursorScrollMargin",0),r("cursorHeight",1,Na,!0),r("singleCursorHeightPerLine",!0,Na,!0),r("workTime",100),r("workDelay",100),r("flattenSpans",!0,bi,!0),r("addModeClass",!1,bi,!0),r("pollInterval",100),r("undoDepth",200,function(n,o){return n.doc.history.undoDepth=o}),r("historyEventDelay",1250),r("viewportMargin",10,function(n){return n.refresh()},!0),r("maxHighlightLength",1e4,bi,!0),r("moveInputWithCursor",!0,function(n,o){o||n.display.input.resetPosition()}),r("tabindex",null,function(n,o){return n.display.input.getField().tabIndex=o||""}),r("autofocus",null),r("direction","ltr",function(n,o){return n.doc.setDirection(o)},!0),r("phrases",null)}function eu(e,t,r){var n=r&&r!=ri;if(!t!=!n){var o=e.display.dragFunctions,P=t?Ne:it;P(e.display.scroller,"dragstart",o.start),P(e.display.scroller,"dragenter",o.enter),P(e.display.scroller,"dragover",o.over),P(e.display.scroller,"dragleave",o.leave),P(e.display.scroller,"drop",o.drop)}}function tu(e){e.options.lineWrapping?(F(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(c(e.display.wrapper,"CodeMirror-wrap"),jn(e)),Co(e),Nr(e),di(e),setTimeout(function(){return ga(e)},100)}function vr(e,t){var r=this;if(!(this instanceof vr))return new vr(e,t);this.options=t=t?j(t):{},j(ro,t,!1);var n=t.value;typeof n=="string"?n=new Ur(n,t.mode,null,t.lineSeparator,t.direction):t.mode&&(n.modeOption=t.mode),this.doc=n;var o=new vr.inputStyles[t.inputStyle](this),P=this.display=new Ol(e,n,o,t);P.wrapper.CodeMirror=this,ml(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),Cs(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new J,keySeq:null,specialChars:null},t.autofocus&&!s&&P.input.focus(),p&&W<11&&setTimeout(function(){return r.display.input.reset(!0)},20),pl(this),iu(),Da(this),this.curOp.forceUpdate=!0,No(this,n),t.autofocus&&!s||this.hasFocus()?setTimeout(function(){r.hasFocus()&&!r.state.focused&&Oo(r)},20):Ua(this);for(var V in Ai)Ai.hasOwnProperty(V)&&Ai[V](this,t[V],ri);As(this),t.finishInit&&t.finishInit(this);for(var Z=0;Z<m.length;++Z)m[Z](this);Oa(this),O&&t.lineWrapping&&getComputedStyle(P.lineDiv).textRendering=="optimizelegibility"&&(P.lineDiv.style.textRendering="auto")}vr.defaults=ro,vr.optionHandlers=Ai;function pl(e){var t=e.display;Ne(t.scroller,"mousedown",gr(e,qo)),p&&W<11?Ne(t.scroller,"dblclick",gr(e,function(ee){if(et(e,ee))return;var ue=Sa(e,ee);if(!ue||ts(e,ee)||Jr(e.display,ee))return;se(ee);var Se=e.findWordAt(ue);Qi(e.doc,Se.anchor,Se.head)})):Ne(t.scroller,"dblclick",function(ee){return et(e,ee)||se(ee)}),Ne(t.scroller,"contextmenu",function(ee){return fl(e,ee)}),Ne(t.input.getField(),"contextmenu",function(ee){t.scroller.contains(ee.target)||fl(e,ee)});var r,n={end:0};function o(){t.activeTouch&&(r=setTimeout(function(){return t.activeTouch=null},1e3),n=t.activeTouch,n.end=+new Date)}function P(ee){if(ee.touches.length!=1)return!1;var ue=ee.touches[0];return ue.radiusX<=1&&ue.radiusY<=1}function V(ee,ue){if(ue.left==null)return!0;var Se=ue.left-ee.left,Me=ue.top-ee.top;return Se*Se+Me*Me>20*20}Ne(t.scroller,"touchstart",function(ee){if(!et(e,ee)&&!P(ee)&&!ts(e,ee)){t.input.ensurePolled(),clearTimeout(r);var ue=+new Date;t.activeTouch={start:ue,moved:!1,prev:ue-n.end<=300?n:null},ee.touches.length==1&&(t.activeTouch.left=ee.touches[0].pageX,t.activeTouch.top=ee.touches[0].pageY)}}),Ne(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ne(t.scroller,"touchend",function(ee){var ue=t.activeTouch;if(ue&&!Jr(t,ee)&&ue.left!=null&&!ue.moved&&new Date-ue.start<300){var Se=e.coordsChar(t.activeTouch,"page"),Me;!ue.prev||V(ue,ue.prev)?Me=new cr(Se,Se):!ue.prev.prev||V(ue,ue.prev.prev)?Me=e.findWordAt(Se):Me=new cr(tt(Se.line,0),qe(e.doc,tt(Se.line+1,0))),e.setSelection(Me.anchor,Me.head),e.focus(),se(ee)}o()}),Ne(t.scroller,"touchcancel",o),Ne(t.scroller,"scroll",function(){t.scroller.clientHeight&&(ja(e,t.scroller.scrollTop),oa(e,t.scroller.scrollLeft,!0),ze(e,"scroll",e))}),Ne(t.scroller,"mousewheel",function(ee){return Ps(e,ee)}),Ne(t.scroller,"DOMMouseScroll",function(ee){return Ps(e,ee)}),Ne(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(ee){et(e,ee)||ce(ee)},over:function(ee){et(e,ee)||(Bl(e,ee),ce(ee))},start:function(ee){return tl(e,ee)},drop:gr(e,Fl),leave:function(ee){et(e,ee)||Ko(e)}};var Z=t.input.getField();Ne(Z,"keyup",function(ee){return ll.call(e,ee)}),Ne(Z,"keydown",gr(e,sl)),Ne(Z,"keypress",gr(e,ul)),Ne(Z,"focus",function(ee){return Oo(e,ee)}),Ne(Z,"blur",function(ee){return Ua(e,ee)})}var m=[];vr.defineInitHook=function(e){return m.push(e)};function b(e,t,r,n){var o=e.doc,P;r==null&&(r="add"),r=="smart"&&(o.mode.indent?P=$n(e,t).state:r="prev");var V=e.options.tabSize,Z=ut(o,t),ee=K(Z.text,null,V);Z.stateAfter&&(Z.stateAfter=null);var ue=Z.text.match(/^\s*/)[0],Se;if(!n&&!/\S/.test(Z.text))Se=0,r="not";else 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`)==t){if(n.ranges.length%N.text.length==0){ue=[];for(var Se=0;Se<N.text.length;Se++)ue.push(P.splitLines(N.text[Se]))}}else ee.length==n.ranges.length&&e.options.pasteLinesPerSelection&&(ue=de(ee,function(on){return[on]}));for(var Me=e.curOp.updateInput,$e=n.ranges.length-1;$e>=0;$e--){var Xe=n.ranges[$e],ft=Xe.from(),wt=Xe.to();Xe.empty()&&(r&&r>0?ft=tt(ft.line,ft.ch-r):e.state.overwrite&&!Z?wt=tt(wt.line,Math.min(ut(P,wt.line).text.length,wt.ch+Q(ee).length)):Z&&N&&N.lineWise&&N.text.join(`
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`)&&(ft=wt=tt(ft.line,0)));var Vt={from:ft,to:wt,text:ue?ue[$e%ue.length]:ee,origin:o||(Z?"paste":e.state.cutIncoming>V?"cut":"+input")};Ya(e.doc,Vt),lr(e,"inputRead",e,Vt)}t&&!Z&&he(e,t),Fa(e),e.curOp.updateInput<2&&(e.curOp.updateInput=Me),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function ae(e,t){var r=e.clipboardData&&e.clipboardData.getData("Text");if(r)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&jr(t,function(){return re(t,r,0,null,"paste")}),!0}function he(e,t){if(!e.options.electricChars||!e.options.smartIndent)return;for(var r=e.doc.sel,n=r.ranges.length-1;n>=0;n--){var o=r.ranges[n];if(o.head.ch>100||n&&r.ranges[n-1].head.line==o.head.line)continue;var P=e.getModeAt(o.head),V=!1;if(P.electricChars){for(var Z=0;Z<P.electricChars.length;Z++)if(t.indexOf(P.electricChars.charAt(Z))>-1){V=b(e,o.head.line,"smart");break}}else P.electricInput&&(P.electricInput.test(ut(e.doc,o.head.line).text.slice(0,o.head.ch))&&(V=b(e,o.head.line,"smart")));V&&lr(e,"electricInput",e,o.head.line)}}function me(e){for(var t=[],r=[],n=0;n<e.doc.sel.ranges.length;n++){var o=e.doc.sel.ranges[n].head.line,P={anchor:tt(o,0),head:tt(o+1,0)};r.push(P),t.push(e.getRange(P.anchor,P.head))}return{text:t,ranges:r}}function Ae(e,t,r,n){e.setAttribute("autocorrect",r?"":"off"),e.setAttribute("autocapitalize",n?"":"off"),e.setAttribute("spellcheck",!!t)}function je(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return O?e.style.width="1000px":e.setAttribute("wrap","off"),E&&(e.style.border="1px solid black"),Ae(e),t}function We(e){var t=e.optionHandlers,r=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(n,o){var P=this.options,V=P[n];if(P[n]==o&&n!="mode")return;P[n]=o,t.hasOwnProperty(n)&&gr(this,t[n])(this,o,V),ze(this,"optionChange",this,n)},getOption:function(n){return this.options[n]},getDoc:function(){return this.doc},addKeyMap:function(n,o){this.state.keyMaps[o?"push":"unshift"](Si(n))},removeKeyMap:function(n){for(var o=this.state.keyMaps,P=0;P<o.length;++P)if(o[P]==n||o[P].name==n)return o.splice(P,1),!0},addOverlay:kr(function(n,o){var P=n.token?n:e.getMode(this.options,n);if(P.startState)throw new Error("Overlays may not be stateful.");fe(this.state.overlays,{mode:P,modeSpec:n,opaque:o&&o.opaque,priority:o&&o.priority||0},function(V){return V.priority}),this.state.modeGen++,Nr(this)}),removeOverlay:kr(function(n){for(var o=this.state.overlays,P=0;P<o.length;++P){var V=o[P].modeSpec;if(V==n||typeof n=="string"&&V.name==n){o.splice(P,1),this.state.modeGen++,Nr(this);return}}}),indentLine:kr(function(n,o,P){typeof o!="string"&&typeof o!="number"&&(o==null?o=this.options.smartIndent?"smart":"prev":o=o?"add":"subtract"),Xn(this.doc,n)&&b(this,n,o,P)}),indentSelection:kr(function(n){for(var o=this.doc.sel.ranges,P=-1,V=0;V<o.length;V++){var Z=o[V];if(Z.empty())Z.head.line>P&&(b(this,Z.head.line,n,!0),P=Z.head.line,V==this.doc.sel.primIndex&&Fa(this));else{var ee=Z.from(),ue=Z.to(),Se=Math.max(P,ee.line);P=Math.min(this.lastLine(),ue.line-(ue.ch?0:1))+1;for(var Me=Se;Me<P;++Me)b(this,Me,n);var $e=this.doc.sel.ranges;ee.ch==0&&o.length==$e.length&&$e[V].from().ch>0&&ba(this.doc,V,new cr(ee,$e[V].to()),Ce)}}}),getTokenAt:function(n,o){return Mn(this,n,o)},getLineTokens:function(n,o){return Mn(this,tt(n),o,!0)},getTokenTypeAt:function(n){n=qe(this.doc,n);var o=qn(this,ut(this.doc,n.line)),P=0,V=(o.length-1)/2,Z=n.ch,ee;if(Z==0)ee=o[2];else for(;;){var ue=P+V>>1;if((ue?o[ue*2-1]:0)>=Z)V=ue;else if(o[ue*2+1]<Z)P=ue+1;else{ee=o[ue*2+2];break}}var Se=ee?ee.indexOf("overlay "):-1;return Se<0?ee:Se==0?null:ee.slice(0,Se-1)},getModeAt:function(n){var o=this.doc.mode;return o.innerMode?e.innerMode(o,this.getTokenAt(n).state).mode:o},getHelper:function(n,o){return this.getHelpers(n,o)[0]},getHelpers:function(n,o){var P=[];if(!r.hasOwnProperty(o))return P;var V=r[o],Z=this.getModeAt(n);if(typeof Z[o]=="string")V[Z[o]]&&P.push(V[Z[o]]);else if(Z[o])for(var ee=0;ee<Z[o].length;ee++){var ue=V[Z[o][ee]];ue&&P.push(ue)}else Z.helperType&&V[Z.helperType]?P.push(V[Z.helperType]):V[Z.name]&&P.push(V[Z.name]);for(var Se=0;Se<V._global.length;Se++){var Me=V._global[Se];Me.pred(Z,this)&&ie(P,Me.val)==-1&&P.push(Me.val)}return P},getStateAfter:function(n,o){var P=this.doc;return n=hn(P,n==null?P.first+P.size-1:n),$n(this,n+1,o).state},cursorCoords:function(n,o){var P,V=this.doc.sel.primary();return n==null?P=V.head:typeof n=="object"?P=qe(this.doc,n):P=n?V.from():V.to(),Zr(this,P,o||"page")},charCoords:function(n,o){return go(this,qe(this.doc,n),o||"page")},coordsChar:function(n,o){return n=vo(this,n,o||"page"),bo(this,n.left,n.top)},lineAtHeight:function(n,o){return n=vo(this,{top:n,left:0},o||"page").top,Cn(this.doc,n+this.display.viewOffset)},heightAtLine:function(n,o,P){var V=!1,Z;if(typeof n=="number"){var ee=this.doc.first+this.doc.size-1;n<this.doc.first?n=this.doc.first:n>ee&&(n=ee,V=!0),Z=ut(this.doc,n)}else Z=n;return Ii(this,Z,{top:0,left:0},o||"page",P||V).top+(V?this.doc.height-$t(Z):0)},defaultTextHeight:function(){return Ma(this.display)},defaultCharWidth:function(){return ka(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(n,o,P,V,Z){var ee=this.display;n=Zr(this,qe(this.doc,n));var ue=n.bottom,Se=n.left;if(o.style.position="absolute",o.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(o),ee.sizer.appendChild(o),V=="over")ue=n.top;else if(V=="above"||V=="near"){var Me=Math.max(ee.wrapper.clientHeight,this.doc.height),$e=Math.max(ee.sizer.clientWidth,ee.lineSpace.clientWidth);(V=="above"||n.bottom+o.offsetHeight>Me)&&n.top>o.offsetHeight?ue=n.top-o.offsetHeight:n.bottom+o.offsetHeight<=Me&&(ue=n.bottom),Se+o.offsetWidth>$e&&(Se=$e-o.offsetWidth)}o.style.top=ue+"px",o.style.left=o.style.right="",Z=="right"?(Se=ee.sizer.clientWidth-o.offsetWidth,o.style.right="0px"):(Z=="left"?Se=0:Z=="middle"&&(Se=(ee.sizer.clientWidth-o.offsetWidth)/2),o.style.left=Se+"px"),P&&Cl(this,{left:Se,top:ue,right:Se+o.offsetWidth,bottom:ue+o.offsetHeight})},triggerOnKeyDown:kr(sl),triggerOnKeyPress:kr(ul),triggerOnKeyUp:ll,triggerOnMouseDown:kr(qo),execCommand:function(n){if(ni.hasOwnProperty(n))return ni[n].call(null,this)},triggerElectric:kr(function(n){he(this,n)}),findPosH:function(n,o,P,V){var Z=1;o<0&&(Z=-1,o=-o);for(var ee=qe(this.doc,n),ue=0;ue<o&&!(ee=Pe(this.doc,ee,Z,P,V),ee.hitSide);++ue);return ee},moveH:kr(function(n,o){var P=this;this.extendSelectionsBy(function(V){return P.display.shift||P.doc.extend||V.empty()?Pe(P.doc,V.head,n,o,P.options.rtlMoveVisually):n<0?V.from():V.to()},ge)}),deleteH:kr(function(n,o){var P=this.doc.sel,V=this.doc;P.somethingSelected()?V.replaceSelection("",null,"+delete"):ti(this,function(Z){var ee=Pe(V,Z.head,n,o,!1);return n<0?{from:ee,to:Z.head}:{from:Z.head,to:ee}})}),findPosV:function(n,o,P,V){var Z=1,ee=V;o<0&&(Z=-1,o=-o);for(var ue=qe(this.doc,n),Se=0;Se<o;++Se){var Me=Zr(this,ue,"div");if(ee==null?ee=Me.left:Me.left=ee,ue=Re(this,Me,Z,P),ue.hitSide)break}return ue},moveV:kr(function(n,o){var P=this,V=this.doc,Z=[],ee=!this.display.shift&&!V.extend&&V.sel.somethingSelected();if(V.extendSelectionsBy(function(Se){if(ee)return n<0?Se.from():Se.to();var Me=Zr(P,Se.head,"div");Se.goalColumn!=null&&(Me.left=Se.goalColumn),Z.push(Me.left);var $e=Re(P,Me,n,o);return o=="page"&&Se==V.sel.primary()&&Wi(P,go(P,$e,"div").top-Me.top),$e},ge),Z.length)for(var ue=0;ue<V.sel.ranges.length;ue++)V.sel.ranges[ue].goalColumn=Z[ue]}),findWordAt:function(n){var o=this.doc,P=ut(o,n.line).text,V=n.ch,Z=n.ch;if(P){var ee=this.getHelper(n,"wordChars");(n.sticky=="before"||Z==P.length)&&V?--V:++Z;for(var ue=P.charAt(V),Se=Qe(ue,ee)?function(Me){return Qe(Me,ee)}:/\s/.test(ue)?function(Me){return/\s/.test(Me)}:function(Me){return!/\s/.test(Me)&&!Qe(Me)};V>0&&Se(P.charAt(V-1));)--V;for(;Z<P.length&&Se(P.charAt(Z));)++Z}return new cr(tt(n.line,V),tt(n.line,Z))},toggleOverwrite:function(n){if(n!=null&&n==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):c(this.display.cursorDiv,"CodeMirror-overwrite"),ze(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==U()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:kr(function(n,o){Ba(this,n,o)}),getScrollInfo:function(){var n=this.display.scroller;return{left:n.scrollLeft,top:n.scrollTop,height:n.scrollHeight-na(this)-this.display.barHeight,width:n.scrollWidth-na(this)-this.display.barWidth,clientHeight:as(this),clientWidth:ha(this)}},scrollIntoView:kr(function(n,o){n==null?(n={from:this.doc.sel.primary().head,to:null},o==null&&(o=this.options.cursorScrollMargin)):typeof n=="number"?n={from:tt(n,0),to:null}:n.from==null&&(n={from:n,to:null}),n.to||(n.to=n.from),n.margin=o||0,n.from.line!=null?ys(this,n):bs(this,n.from,n.to,n.margin)}),setSize:kr(function(n,o){var P=this,V=function(ee){return typeof ee=="number"||/^\d+$/.test(String(ee))?ee+"px":ee};n!=null&&(this.display.wrapper.style.width=V(n)),o!=null&&(this.display.wrapper.style.height=V(o)),this.options.lineWrapping&&mo(this);var Z=this.display.viewFrom;this.doc.iter(Z,this.display.viewTo,function(ee){if(ee.widgets){for(var ue=0;ue<ee.widgets.length;ue++)if(ee.widgets[ue].noHScroll){pa(P,Z,"widget");break}}++Z}),this.curOp.forceUpdate=!0,ze(this,"refresh",this)}),operation:function(n){return jr(this,n)},startOperation:function(){return Da(this)},endOperation:function(){return Oa(this)},refresh:kr(function(){var n=this.display.cachedTextHeight;Nr(this),this.curOp.forceUpdate=!0,di(this),Ba(this,this.doc.scrollLeft,this.doc.scrollTop),pi(this.display),(n==null||Math.abs(n-Ma(this.display))>.5||this.options.lineWrapping)&&Co(this),ze(this,"refresh",this)}),swapDoc:kr(function(n){var o=this.doc;return o.cm=null,this.state.selectingText&&this.state.selectingText(),No(this,n),di(this),this.display.input.reset(),Ba(this,n.scrollLeft,n.scrollTop),this.curOp.forceScroll=!0,lr(this,"swapDoc",this,o),o}),phrase:function(n){var o=this.options.phrases;return o&&Object.prototype.hasOwnProperty.call(o,n)?o[n]:n},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},Ee(e),e.registerHelper=function(n,o,P){r.hasOwnProperty(n)||(r[n]=e[n]={_global:[]}),r[n][o]=P},e.registerGlobalHelper=function(n,o,P,V){e.registerHelper(n,o,V),r[n]._global.push({pred:P,val:V})}}function Pe(e,t,r,n,o){var P=t,V=r,Z=ut(e,t.line),ee=o&&e.direction=="rtl"?-r:r;function ue(){var _n=t.line+ee;return _n<e.first||_n>=e.first+e.size?!1:(t=new tt(_n,t.ch,t.sticky),Z=ut(e,_n))}function Se(_n){var sn;if(n=="codepoint"){var An=Z.text.charCodeAt(t.ch+(n>0?0:-1));isNaN(An)?sn=null:sn=new tt(t.line,Math.max(0,Math.min(Z.text.length,t.ch+r*(An>=55296&&An<56320?2:1))),-r)}else o?sn=$o(e.cm,Z,t,r):sn=Vo(Z,t,r);if(sn==null)if(!_n&&ue())t=Xo(o,e.cm,Z,t.line,ee);else return!1;else t=sn;return!0}if(n=="char"||n=="codepoint")Se();else if(n=="column")Se(!0);else if(n=="word"||n=="group")for(var Me=null,$e=n=="group",Xe=e.cm&&e.cm.getHelper(t,"wordChars"),ft=!0;!(r<0&&!Se(!ft));ft=!1){var wt=Z.text.charAt(t.ch)||`
`,Vt=Qe(wt,Xe)?"w":$e&&wt==`
`?"n":!$e||/\s/.test(wt)?null:"p";if($e&&!ft&&!Vt&&(Vt="s"),Me&&Me!=Vt){r<0&&(r=1,Se(),t.sticky="after");break}if(Vt&&(Me=Vt),r>0&&!Se(!ft))break}var on=Ji(e,t,P,V,!0);return ht(P,on)&&(on.hitSide=!0),on}function Re(e,t,r,n){var o=e.doc,P=t.left,V;if(n=="page"){var Z=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),ee=Math.max(Z-.5*Ma(e.display),3);V=(r>0?t.bottom:t.top)+r*ee}else n=="line"&&(V=r>0?t.bottom+3:t.top-3);for(var ue;!(ue=bo(e,P,V),!ue.outside);){if(r<0?V<=0:V>=o.height){ue.hitSide=!0;break}V+=r*5}return ue}var Fe=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new J,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Fe.prototype.init=function(e){var t=this,r=this,n=r.cm,o=r.div=e.lineDiv;Ae(o,n.options.spellcheck,n.options.autocorrect,n.options.autocapitalize);function P(Z){for(var ee=Z.target;ee;ee=ee.parentNode){if(ee==o)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(ee.className))break}return!1}Ne(o,"paste",function(Z){if(!P(Z)||et(n,Z)||ae(Z,n))return;W<=11&&setTimeout(gr(n,function(){return t.updateFromDOM()}),20)}),Ne(o,"compositionstart",function(Z){t.composing={data:Z.data,done:!1}}),Ne(o,"compositionupdate",function(Z){t.composing||(t.composing={data:Z.data,done:!1})}),Ne(o,"compositionend",function(Z){t.composing&&(Z.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ne(o,"touchstart",function(){return r.forceCompositionEnd()}),Ne(o,"input",function(){t.composing||t.readFromDOMSoon()});function V(Z){if(!P(Z)||et(n,Z))return;if(n.somethingSelected())Y({lineWise:!1,text:n.getSelections()}),Z.type=="cut"&&n.replaceSelection("",null,"cut");else if(n.options.lineWiseCopyCut){var ee=me(n);Y({lineWise:!0,text:ee.text}),Z.type=="cut"&&n.operation(function(){n.setSelections(ee.ranges,0,Ce),n.replaceSelection("",null,"cut")})}else return;if(Z.clipboardData){Z.clipboardData.clearData();var ue=N.text.join(`
`);if(Z.clipboardData.setData("Text",ue),Z.clipboardData.getData("Text")==ue){Z.preventDefault();return}}var Se=je(),Me=Se.firstChild;n.display.lineSpace.insertBefore(Se,n.display.lineSpace.firstChild),Me.value=N.text.join(`
`);var $e=document.activeElement;G(Me),setTimeout(function(){n.display.lineSpace.removeChild(Se),$e.focus(),$e==o&&r.showPrimarySelection()},50)}Ne(o,"copy",V),Ne(o,"cut",V)},Fe.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Fe.prototype.prepareSelection=function(){var e=So(this.cm,!1);return e.focus=document.activeElement==this.div,e},Fe.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Fe.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Fe.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,r=t.doc.sel.primary(),n=r.from(),o=r.to();if(t.display.viewTo==t.display.viewFrom||n.line>=t.display.viewTo||o.line<t.display.viewFrom){e.removeAllRanges();return}var P=On(t,e.anchorNode,e.anchorOffset),V=On(t,e.focusNode,e.focusOffset);if(P&&!P.bad&&V&&!V.bad&&yt(gt(P,V),n)==0&&yt(Nn(P,V),o)==0)return;var Z=t.display.view,ee=n.line>=t.display.viewFrom&&nt(t,n)||{node:Z[0].measure.map[2],offset:0},ue=o.line<t.display.viewTo&&nt(t,o);if(!ue){var Se=Z[Z.length-1].measure,Me=Se.maps?Se.maps[Se.maps.length-1]:Se.map;ue={node:Me[Me.length-1],offset:Me[Me.length-2]-Me[Me.length-3]}}if(!ee||!ue){e.removeAllRanges();return}var $e=e.rangeCount&&e.getRangeAt(0),Xe;try{Xe=y(ee.node,ee.offset,ue.offset,ue.node)}catch(ft){}Xe&&(!M&&t.state.focused?(e.collapse(ee.node,ee.offset),Xe.collapsed||(e.removeAllRanges(),e.addRange(Xe))):(e.removeAllRanges(),e.addRange(Xe)),$e&&e.anchorNode==null?e.addRange($e):M&&this.startGracePeriod()),this.rememberSelection()},Fe.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)},Fe.prototype.showMultipleSelections=function(e){i(this.cm.display.cursorDiv,e.cursors),i(this.cm.display.selectionDiv,e.selection)},Fe.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Fe.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return _(this.div,t)},Fe.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Fe.prototype.blur=function(){this.div.blur()},Fe.prototype.getField=function(){return this.div},Fe.prototype.supportsTouch=function(){return!0},Fe.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():jr(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)},Fe.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Fe.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(f&&S&&this.cm.display.gutterSpecs.length&&Zt(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var r=On(t,e.anchorNode,e.anchorOffset),n=On(t,e.focusNode,e.focusOffset);r&&n&&jr(t,function(){Or(t.doc,ya(r,n),Ce),(r.bad||n.bad)&&(t.curOp.selectionChanged=!0)})},Fe.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,r=e.doc.sel.primary(),n=r.from(),o=r.to();if(n.ch==0&&n.line>e.firstLine()&&(n=tt(n.line-1,ut(e.doc,n.line-1).length)),o.ch==ut(e.doc,o.line).text.length&&o.line<e.lastLine()&&(o=tt(o.line+1,0)),n.line<t.viewFrom||o.line>t.viewTo-1)return!1;var P,V,Z;n.line==t.viewFrom||(P=wa(e,n.line))==0?(V=Wt(t.view[0].line),Z=t.view[0].node):(V=Wt(t.view[P].line),Z=t.view[P-1].node.nextSibling);var ee=wa(e,o.line),ue,Se;if(ee==t.view.length-1?(ue=t.viewTo-1,Se=t.lineDiv.lastChild):(ue=Wt(t.view[ee+1].line)-1,Se=t.view[ee+1].node.previousSibling),!Z)return!1;for(var Me=e.doc.splitLines(xn(e,Z,Se,V,ue)),$e=St(e.doc,tt(V,0),tt(ue,ut(e.doc,ue).text.length));Me.length>1&&$e.length>1;)if(Q(Me)==Q($e))Me.pop(),$e.pop(),ue--;else if(Me[0]==$e[0])Me.shift(),$e.shift(),V++;else break;for(var Xe=0,ft=0,wt=Me[0],Vt=$e[0],on=Math.min(wt.length,Vt.length);Xe<on&&wt.charCodeAt(Xe)==Vt.charCodeAt(Xe);)++Xe;for(var _n=Q(Me),sn=Q($e),An=Math.min(_n.length-(Me.length==1?Xe:0),sn.length-($e.length==1?Xe:0));ft<An&&_n.charCodeAt(_n.length-ft-1)==sn.charCodeAt(sn.length-ft-1);)++ft;if(Me.length==1&&$e.length==1&&V==n.line)for(;Xe&&Xe>n.ch&&_n.charCodeAt(_n.length-ft-1)==sn.charCodeAt(sn.length-ft-1);)Xe--,ft++;Me[Me.length-1]=_n.slice(0,_n.length-ft).replace(/^\u200b+/,""),Me[0]=Me[0].slice(Xe).replace(/\u200b+$/,"");var Kn=tt(V,Xe),Fn=tt(ue,$e.length?Q($e).length-ft:0);if(Me.length>1||Me[0]||yt(Kn,Fn))return 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wt=0,Vt=function(){n.selForContextMenu==r.doc.sel&&o.selectionStart==0&&o.selectionEnd>0&&t.prevInput=="\u200B"?gr(r,zs)(r):wt++<10?n.detectingSelectAll=setTimeout(Vt,500):(n.selForContextMenu=null,n.input.reset())};n.detectingSelectAll=setTimeout(Vt,200)}}if(p&&W>=9&&$e(),D){ce(e);var ft=function(){it(window,"mouseup",ft),setTimeout(Xe,20)};Ne(window,"mouseup",ft)}else setTimeout(Xe,50)},Tn.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled=e=="nocursor",this.textarea.readOnly=!!e},Tn.prototype.setUneditable=function(){},Tn.prototype.needsContentAttribute=!1;function dr(e,t){if(t=t?j(t):{},t.value=e.value,!t.tabindex&&e.tabIndex&&(t.tabindex=e.tabIndex),!t.placeholder&&e.placeholder&&(t.placeholder=e.placeholder),t.autofocus==null){var r=U();t.autofocus=r==e||e.getAttribute("autofocus")!=null&&r==document.body}function n(){e.value=Z.getValue()}var o;if(e.form&&(Ne(e.form,"submit",n),!t.leaveSubmitMethodAlone)){var P=e.form;o=P.submit;try{var 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Vn({axis:Ae,moveRelativeTo:nt.page,isMoving:me})},er=function(m,b){var N=m.frame;return N?bt(b,N.scroll.diff.displacement):b},Gn=function(b){var N=b.impact,Y=b.draggable,re=b.droppable,ae=b.draggables,he=b.afterCritical,me=Y.page.borderBox.center,Ae=N.at;return re&&Ae?Ae.type==="REORDER"?or({impact:N,draggable:Y,draggables:ae,droppable:re,afterCritical:he}):pn({impact:N,draggables:ae,afterCritical:he}):me},zt=function(m){var b=Gn(m),N=m.droppable,Y=N?er(N,b):b;return Y},Mn=function(m,b){var N=Ot(b,m.scroll.initial),Y=Ut(N),re=B({top:b.y,bottom:b.y+m.frame.height,left:b.x,right:b.x+m.frame.width}),ae={frame:re,scroll:{initial:m.scroll.initial,max:m.scroll.max,current:b,diff:{value:N,displacement:Y}}};return ae};function Hn(m,b){return m.map(function(N){return b[N]})}function zn(m,b){for(var N=0;N<b.length;N++){var Y=b[N].visible[m];if(Y)return Y}return null}var Jn=function(m){var b=m.impact,N=m.viewport,Y=m.destination,re=m.draggables,ae=m.maxScrollChange,he=Mn(N,bt(N.scroll.current,ae)),me=Y.frame?oe(Y,bt(Y.frame.scroll.current,ae)):Y,Ae=b.displaced,je=nn({afterDragging:Hn(Ae.all,re),destination:Y,displacedBy:b.displacedBy,viewport:he.frame,last:Ae,forceShouldAnimate:!1}),We=nn({afterDragging:Hn(Ae.all,re),destination:me,displacedBy:b.displacedBy,viewport:N.frame,last:Ae,forceShouldAnimate:!1}),Pe={},Re={},Fe=[Ae,je,We];Ae.all.forEach(function(Zt){var an=zn(Zt,Fe);if(an){Re[Zt]=an;return}Pe[Zt]=!0});var nt=Object(X.a)({},b,{displaced:{all:Ae.all,invisible:Pe,visible:Re}});return nt},Zn=function(m,b){return bt(m.scroll.diff.displacement,b)},Yn=function(m){var b=m.pageBorderBoxCenter,N=m.draggable,Y=m.viewport,re=Zn(Y,b),ae=Ot(re,N.page.borderBox.center);return bt(N.client.borderBox.center,ae)},Bn=function(m){var b=m.draggable,N=m.destination,Y=m.newPageBorderBoxCenter,re=m.viewport,ae=m.withDroppableDisplacement,he=m.onlyOnMainAxis,me=he===void 0?!1:he,Ae=Ot(Y,b.page.borderBox.center),je=it(b.page.borderBox,Ae),We={target:je,destination:N,withDroppableDisplacement:ae,viewport:re};return me?Wt(We):Rn(We)},Ln=function(m){var b=m.isMovingForward,N=m.draggable,Y=m.destination,re=m.draggables,ae=m.previousImpact,he=m.viewport,me=m.previousPageBorderBoxCenter,Ae=m.previousClientSelection,je=m.afterCritical;if(!Y.isEnabled)return null;var We=le(Y.descriptor.id,re),Pe=un(N,Y),Re=en({isMovingForward:b,draggable:N,destination:Y,insideDestination:We,previousImpact:ae})||hn({isMovingForward:b,isInHomeList:Pe,draggable:N,draggables:re,destination:Y,insideDestination:We,previousImpact:ae,viewport:he,afterCritical:je});if(!Re)return null;var Fe=zt({impact:Re,draggable:N,droppable:Y,draggables:re,afterCritical:je}),nt=Bn({draggable:N,destination:Y,newPageBorderBoxCenter:Fe,viewport:he.frame,withDroppableDisplacement:!1,onlyOnMainAxis:!0});if(nt){var Zt=Yn({pageBorderBoxCenter:Fe,draggable:N,viewport:he});return{clientSelection:Zt,impact:Re,scrollJumpRequest:null}}var an=Ot(Fe,me),xn=Jn({impact:Re,viewport:he,destination:Y,draggables:re,maxScrollChange:an});return{clientSelection:Ae,impact:xn,scrollJumpRequest:an}},It=function(b){var N=b.subject.active;return N||Q(!1),N},Qt=function(m){var b=m.isMovingForward,N=m.pageBorderBoxCenter,Y=m.source,re=m.droppables,ae=m.viewport,he=Y.subject.active;if(!he)return null;var me=Y.axis,Ae=Gt(he[me.start],he[me.end]),je=Le(re).filter(function(Pe){return Pe!==Y}).filter(function(Pe){return Pe.isEnabled}).filter(function(Pe){return Boolean(Pe.subject.active)}).filter(function(Pe){return Dt(ae.frame)(It(Pe))}).filter(function(Pe){var Re=It(Pe);return b?he[me.crossAxisEnd]<Re[me.crossAxisEnd]:Re[me.crossAxisStart]<he[me.crossAxisStart]}).filter(function(Pe){var Re=It(Pe),Fe=Gt(Re[me.start],Re[me.end]);return Ae(Re[me.start])||Ae(Re[me.end])||Fe(he[me.start])||Fe(he[me.end])}).sort(function(Pe,Re){var Fe=It(Pe)[me.crossAxisStart],nt=It(Re)[me.crossAxisStart];return b?Fe-nt:nt-Fe}).filter(function(Pe,Re,Fe){return It(Pe)[me.crossAxisStart]===It(Fe[0])[me.crossAxisStart]});if(!je.length)return null;if(je.length===1)return je[0];var We=je.filter(function(Pe){var Re=Gt(It(Pe)[me.start],It(Pe)[me.end]);return Re(N[me.line])});return We.length===1?We[0]:We.length>1?We.sort(function(Pe,Re){return It(Pe)[me.start]-It(Re)[me.start]})[0]:je.sort(function(Pe,Re){var Fe=Be(N,ze(It(Pe))),nt=Be(N,ze(It(Re)));return Fe!==nt?Fe-nt:It(Pe)[me.start]-It(Re)[me.start]})[0]},st=function(b,N){var Y=b.page.borderBox.center;return Qn(b.descriptor.id,N)?Ot(Y,N.displacedBy.point):Y},dt=function(b,N){var Y=b.page.borderBox;return Qn(b.descriptor.id,N)?it(Y,Ut(N.displacedBy.point)):Y},Ft=function(m){var b=m.pageBorderBoxCenter,N=m.viewport,Y=m.destination,re=m.insideDestination,ae=m.afterCritical,he=re.filter(function(me){return Rn({target:dt(me,ae),destination:Y,viewport:N.frame,withDroppableDisplacement:!0})}).sort(function(me,Ae){var je=qt(b,er(Y,st(me,ae))),We=qt(b,er(Y,st(Ae,ae)));return je<We?-1:We<je?1:me.descriptor.index-Ae.descriptor.index});return he[0]||null},ct=a(function(b,N){var Y=N[b.line];return{value:Y,point:rn(b.line,Y)}}),Kt=function(b,N,Y){var re=b.axis;if(b.descriptor.mode==="virtual")return rn(re.line,N[re.line]);var ae=b.subject.page.contentBox[re.size],he=le(b.descriptor.id,Y),me=he.reduce(function(We,Pe){return We+Pe.client.marginBox[re.size]},0),Ae=me+N[re.line],je=Ae-ae;return je<=0?null:rn(re.line,je)},pt=function(b,N){return Object(X.a)({},b,{scroll:Object(X.a)({},b.scroll,{max:N})})},vt=function(b,N,Y){var re=b.frame;un(N,b)&&Q(!1),b.subject.withPlaceholder&&Q(!1);var ae=ct(b.axis,N.displaceBy).point,he=Kt(b,ae,Y),me={placeholderSize:ae,increasedBy:he,oldFrameMaxScroll:b.frame?b.frame.scroll.max:null};if(!re){var Ae=se({page:b.subject.page,withPlaceholder:me,axis:b.axis,frame:b.frame});return Object(X.a)({},b,{subject:Ae})}var je=he?bt(re.scroll.max,he):re.scroll.max,We=pt(re,je),Pe=se({page:b.subject.page,withPlaceholder:me,axis:b.axis,frame:We});return Object(X.a)({},b,{subject:Pe,frame:We})},Xt=function(b){var N=b.subject.withPlaceholder;N||Q(!1);var Y=b.frame;if(!Y){var re=se({page:b.subject.page,axis:b.axis,frame:null,withPlaceholder:null});return Object(X.a)({},b,{subject:re})}var ae=N.oldFrameMaxScroll;ae||Q(!1);var he=pt(Y,ae),me=se({page:b.subject.page,axis:b.axis,frame:he,withPlaceholder:null});return Object(X.a)({},b,{subject:me,frame:he})},mt=function(m){var b=m.previousPageBorderBoxCenter,N=m.moveRelativeTo,Y=m.insideDestination,re=m.draggable,ae=m.draggables,he=m.destination,me=m.viewport,Ae=m.afterCritical;if(!N){if(Y.length)return null;var je={displaced:Ht,displacedBy:Lt,at:{type:"REORDER",destination:{droppableId:he.descriptor.id,index:0}}},We=zt({impact:je,draggable:re,droppable:he,draggables:ae,afterCritical:Ae}),Pe=un(re,he)?he:vt(he,re,ae),Re=Bn({draggable:re,destination:Pe,newPageBorderBoxCenter:We,viewport:me.frame,withDroppableDisplacement:!1,onlyOnMainAxis:!0});return Re?je:null}var Fe=Boolean(b[he.axis.line]<=N.page.borderBox.center[he.axis.line]),nt=function(){var an=N.descriptor.index;return N.descriptor.id===re.descriptor.id||Fe?an:an+1}(),Zt=ct(he.axis,re.displaceBy);return ht({draggable:re,insideDestination:Y,destination:he,viewport:me,displacedBy:Zt,last:Ht,index:nt})},Nt=function(m){var b=m.isMovingForward,N=m.previousPageBorderBoxCenter,Y=m.draggable,re=m.isOver,ae=m.draggables,he=m.droppables,me=m.viewport,Ae=m.afterCritical,je=Qt({isMovingForward:b,pageBorderBoxCenter:N,source:re,droppables:he,viewport:me});if(!je)return null;var We=le(je.descriptor.id,ae),Pe=Ft({pageBorderBoxCenter:N,viewport:me,destination:je,insideDestination:We,afterCritical:Ae}),Re=mt({previousPageBorderBoxCenter:N,destination:je,draggable:Y,draggables:ae,moveRelativeTo:Pe,insideDestination:We,viewport:me,afterCritical:Ae});if(!Re)return null;var Fe=zt({impact:Re,draggable:Y,droppable:je,draggables:ae,afterCritical:Ae}),nt=Yn({pageBorderBoxCenter:Fe,draggable:Y,viewport:me});return{clientSelection:nt,impact:Re,scrollJumpRequest:null}},Dn=function(m){var b=m.at;return b?b.type==="REORDER"?b.destination.droppableId:b.combine.droppableId:null},cn=function(b,N){var Y=Dn(b);return Y?N[Y]:null},_t=function(m){var b=m.state,N=m.type,Y=cn(b.impact,b.dimensions.droppables),re=Boolean(Y),ae=b.dimensions.droppables[b.critical.droppable.id],he=Y||ae,me=he.axis.direction,Ae=me==="vertical"&&(N==="MOVE_UP"||N==="MOVE_DOWN")||me==="horizontal"&&(N==="MOVE_LEFT"||N==="MOVE_RIGHT");if(Ae&&!re)return null;var je=N==="MOVE_DOWN"||N==="MOVE_RIGHT",We=b.dimensions.draggables[b.critical.draggable.id],Pe=b.current.page.borderBoxCenter,Re=b.dimensions,Fe=Re.draggables,nt=Re.droppables;return Ae?Ln({isMovingForward:je,previousPageBorderBoxCenter:Pe,draggable:We,destination:he,draggables:Fe,viewport:b.viewport,previousClientSelection:b.current.client.selection,previousImpact:b.impact,afterCritical:b.afterCritical}):Nt({isMovingForward:je,previousPageBorderBoxCenter:Pe,draggable:We,isOver:he,draggables:Fe,droppables:nt,viewport:b.viewport,afterCritical:b.afterCritical})};function Et(m){return m.phase==="DRAGGING"||m.phase==="COLLECTING"}function Bt(m){var b=Gt(m.top,m.bottom),N=Gt(m.left,m.right);return function(re){return b(re.y)&&N(re.x)}}function Pt(m,b){return m.left<b.right&&m.right>b.left&&m.top<b.bottom&&m.bottom>b.top}function dn(m){var b=m.pageBorderBox,N=m.draggable,Y=m.candidates,re=N.page.borderBox.center,ae=Y.map(function(he){var me=he.axis,Ae=rn(he.axis.line,b.center[me.line],he.page.borderBox.center[me.crossAxisLine]);return{id:he.descriptor.id,distance:qt(re,Ae)}}).sort(function(he,me){return me.distance-he.distance});return ae[0]?ae[0].id:null}function bn(m){var b=m.pageBorderBox,N=m.draggable,Y=m.droppables,re=Le(Y).filter(function(ae){if(!ae.isEnabled)return!1;var he=ae.subject.active;if(!he)return!1;if(!Pt(b,he))return!1;if(Bt(he)(b.center))return!0;var me=ae.axis,Ae=he.center[me.crossAxisLine],je=b[me.crossAxisStart],We=b[me.crossAxisEnd],Pe=Gt(he[me.crossAxisStart],he[me.crossAxisEnd]),Re=Pe(je),Fe=Pe(We);return!Re&&!Fe?!0:Re?je<Ae:We>Ae});return re.length?re.length===1?re[0].descriptor.id:dn({pageBorderBox:b,draggable:N,candidates:re}):null}var lt=function(b,N){return B(it(b,N))},Ct=function(m,b){var N=m.frame;return N?lt(b,N.scroll.diff.value):b};function At(m){var b=m.displaced,N=m.id;return Boolean(b.visible[N]||b.invisible[N])}function mn(m){var b=m.draggable,N=m.closest,Y=m.inHomeList;return N?Y&&N.descriptor.index>b.descriptor.index?N.descriptor.index-1:N.descriptor.index:null}var Pn=function(m){var b=m.pageBorderBoxWithDroppableScroll,N=m.draggable,Y=m.destination,re=m.insideDestination,ae=m.last,he=m.viewport,me=m.afterCritical,Ae=Y.axis,je=ct(Y.axis,N.displaceBy),We=je.value,Pe=b[Ae.start],Re=b[Ae.end],Fe=ln(N,re),nt=we(Fe,function(an){var xn=an.descriptor.id,On=an.page.borderBox.center[Ae.line],Wn=Qn(xn,me),Tn=At({displaced:ae,id:xn});return Wn?Tn?Re<=On:Pe<On-We:Tn?Re<=On+We:Pe<On}),Zt=mn({draggable:N,closest:nt,inHomeList:un(N,Y)});return ht({draggable:N,insideDestination:re,destination:Y,viewport:he,last:ae,displacedBy:je,index:Zt})},Un=4,En=function(m){var b=m.draggable,N=m.pageBorderBoxWithDroppableScroll,Y=m.previousImpact,re=m.destination,ae=m.insideDestination,he=m.afterCritical;if(!re.isCombineEnabled)return null;var me=re.axis,Ae=ct(re.axis,b.displaceBy),je=Ae.value,We=N[me.start],Pe=N[me.end],Re=ln(b,ae),Fe=we(Re,function(Zt){var an=Zt.descriptor.id,xn=Zt.page.borderBox,On=xn[me.size],Wn=On/Un,Tn=Qn(an,he),dr=At({displaced:Y.displaced,id:an});return Tn?dr?Pe>xn[me.start]+Wn&&Pe<xn[me.end]-Wn:We>xn[me.start]-je+Wn&&We<xn[me.end]-je-Wn:dr?Pe>xn[me.start]+je+Wn&&Pe<xn[me.end]+je-Wn:We>xn[me.start]+Wn&&We<xn[me.end]-Wn});if(!Fe)return null;var nt={displacedBy:Ae,displaced:Y.displaced,at:{type:"COMBINE",combine:{draggableId:Fe.descriptor.id,droppableId:re.descriptor.id}}};return nt},$t=function(m){var b=m.pageOffset,N=m.draggable,Y=m.draggables,re=m.droppables,ae=m.previousImpact,he=m.viewport,me=m.afterCritical,Ae=lt(N.page.borderBox,b),je=bn({pageBorderBox:Ae,draggable:N,droppables:re});if(!je)return Yt;var We=re[je],Pe=le(We.descriptor.id,Y),Re=Ct(We,Ae);return En({pageBorderBoxWithDroppableScroll:Re,draggable:N,previousImpact:ae,destination:We,insideDestination:Pe,afterCritical:me})||Pn({pageBorderBoxWithDroppableScroll:Re,draggable:N,destination:We,insideDestination:Pe,last:ae.displaced,viewport:he,afterCritical:me})},tn=function(m,b){var N;return Object(X.a)({},m,(N={},N[b.descriptor.id]=b,N))},jn=function(b){var N=b.previousImpact,Y=b.impact,re=b.droppables,ae=Dn(N),he=Dn(Y);if(!ae)return re;if(ae===he)return re;var me=re[ae];if(!me.subject.withPlaceholder)return re;var Ae=Xt(me);return tn(re,Ae)},Jt=function(m){var b=m.draggable,N=m.draggables,Y=m.droppables,re=m.previousImpact,ae=m.impact,he=jn({previousImpact:re,impact:ae,droppables:Y}),me=Dn(ae);if(!me)return he;var Ae=Y[me];if(un(b,Ae))return he;if(Ae.subject.withPlaceholder)return he;var je=vt(Ae,b,N);return tn(he,je)},tr=function(m){var b=m.state,N=m.clientSelection,Y=m.dimensions,re=m.viewport,ae=m.impact,he=m.scrollJumpRequest,me=re||b.viewport,Ae=Y||b.dimensions,je=N||b.current.client.selection,We=Ot(je,b.initial.client.selection),Pe={offset:We,selection:je,borderBoxCenter:bt(b.initial.client.borderBoxCenter,We)},Re={selection:bt(Pe.selection,me.scroll.current),borderBoxCenter:bt(Pe.borderBoxCenter,me.scroll.current),offset:bt(Pe.offset,me.scroll.diff.value)},Fe={client:Pe,page:Re};if(b.phase==="COLLECTING")return Object(X.a)({phase:"COLLECTING"},b,{dimensions:Ae,viewport:me,current:Fe});var nt=Ae.draggables[b.critical.draggable.id],Zt=ae||$t({pageOffset:Re.offset,draggable:nt,draggables:Ae.draggables,droppables:Ae.droppables,previousImpact:b.impact,viewport:me,afterCritical:b.afterCritical}),an=Jt({draggable:nt,impact:Zt,previousImpact:b.impact,draggables:Ae.draggables,droppables:Ae.droppables}),xn=Object(X.a)({},b,{current:Fe,dimensions:{draggables:Ae.draggables,droppables:an},impact:Zt,viewport:me,scrollJumpRequest:he||null,forceShouldAnimate:he?!1:null});return xn};function ar(m,b){return m.map(function(N){return b[N]})}var fr=function(m){var b=m.impact,N=m.viewport,Y=m.draggables,re=m.destination,ae=m.forceShouldAnimate,he=b.displaced,me=ar(he.all,Y),Ae=nn({afterDragging:me,destination:re,displacedBy:b.displacedBy,viewport:N.frame,forceShouldAnimate:ae,last:he});return Object(X.a)({},b,{displaced:Ae})},sr=function(m){var b=m.impact,N=m.draggable,Y=m.droppable,re=m.draggables,ae=m.viewport,he=m.afterCritical,me=zt({impact:b,draggable:N,draggables:re,droppable:Y,afterCritical:he});return Yn({pageBorderBoxCenter:me,draggable:N,viewport:ae})},Pr=function(m){var b=m.state,N=m.dimensions,Y=m.viewport;b.movementMode==="SNAP"||Q(!1);var re=b.impact,ae=Y||b.viewport,he=N||b.dimensions,me=he.draggables,Ae=he.droppables,je=me[b.critical.draggable.id],We=Dn(re);We||Q(!1);var Pe=Ae[We],Re=fr({impact:re,viewport:ae,destination:Pe,draggables:me}),Fe=sr({impact:Re,draggable:je,droppable:Pe,draggables:me,viewport:ae,afterCritical:b.afterCritical});return tr({impact:Re,clientSelection:Fe,state:b,dimensions:he,viewport:ae})},pr=function(m){return{index:m.index,droppableId:m.droppableId}},ea=function(m){var b=m.draggable,N=m.home,Y=m.draggables,re=m.viewport,ae=ct(N.axis,b.displaceBy),he=le(N.descriptor.id,Y),me=he.indexOf(b);me!==-1||Q(!1);var Ae=he.slice(me+1),je=Ae.reduce(function(Fe,nt){return Fe[nt.descriptor.id]=!0,Fe},{}),We={inVirtualList:N.descriptor.mode==="virtual",displacedBy:ae,effected:je},Pe=nn({afterDragging:Ae,destination:N,displacedBy:ae,last:null,viewport:re.frame,forceShouldAnimate:!1}),Re={displaced:Pe,displacedBy:ae,at:{type:"REORDER",destination:pr(b.descriptor)}};return{impact:Re,afterCritical:We}},$r=function(m,b){return{draggables:m.draggables,droppables:tn(m.droppables,b)}},wr=function(b){},Tr=function(b){},Kr=function(m){var b=m.draggable,N=m.offset,Y=m.initialWindowScroll,re=C(b.client,N),ae=g(re,Y),he=Object(X.a)({},b,{placeholder:Object(X.a)({},b.placeholder,{client:re}),client:re,page:ae});return he},Ca=function(m){var b=m.frame;return b||Q(!1),b},Lr=function(m){var b=m.additions,N=m.updatedDroppables,Y=m.viewport,re=Y.scroll.diff.value;return b.map(function(ae){var he=ae.descriptor.droppableId,me=N[he],Ae=Ca(me),je=Ae.scroll.diff.value,We=bt(re,je),Pe=Kr({draggable:ae,offset:We,initialWindowScroll:Y.scroll.initial});return Pe})},da=function(m){var b=m.state,N=m.published;wr();var Y=N.modified.map(function(Wn){var Tn=b.dimensions.droppables[Wn.droppableId],dr=oe(Tn,Wn.scroll);return dr}),re=Object(X.a)({},b.dimensions.droppables,{},jt(Y)),ae=Ye(Lr({additions:N.additions,updatedDroppables:re,viewport:b.viewport})),he=Object(X.a)({},b.dimensions.draggables,{},ae);N.removals.forEach(function(Wn){delete he[Wn]});var me={droppables:re,draggables:he},Ae=Dn(b.impact),je=Ae?me.droppables[Ae]:null,We=me.draggables[b.critical.draggable.id],Pe=me.droppables[b.critical.droppable.id],Re=ea({draggable:We,home:Pe,draggables:he,viewport:b.viewport}),Fe=Re.impact,nt=Re.afterCritical,Zt=je&&je.isCombineEnabled?b.impact:Fe,an=$t({pageOffset:b.current.page.offset,draggable:me.draggables[b.critical.draggable.id],draggables:me.draggables,droppables:me.droppables,previousImpact:Zt,viewport:b.viewport,afterCritical:nt});Tr();var xn=Object(X.a)({phase:"DRAGGING"},b,{phase:"DRAGGING",impact:an,onLiftImpact:Fe,dimensions:me,afterCritical:nt,forceShouldAnimate:!1});if(b.phase==="COLLECTING")return xn;var On=Object(X.a)({phase:"DROP_PENDING"},xn,{phase:"DROP_PENDING",reason:b.reason,isWaiting:!1});return On},ta=function(b){return b.movementMode==="SNAP"},ii=function(b,N,Y){var re=$r(b.dimensions,N);return!ta(b)||Y?tr({state:b,dimensions:re}):Pr({state:b,dimensions:re})};function oi(m){return m.isDragging&&m.movementMode==="SNAP"?Object(X.a)({phase:"DRAGGING"},m,{scrollJumpRequest:null}):m}var ur={phase:"IDLE",completed:null,shouldFlush:!1},ir=function(m,b){if(m===void 0&&(m=ur),b.type==="FLUSH")return Object(X.a)({},ur,{shouldFlush:!0});if(b.type==="INITIAL_PUBLISH"){m.phase==="IDLE"||Q(!1);var N=b.payload,Y=N.critical,re=N.clientSelection,ae=N.viewport,he=N.dimensions,me=N.movementMode,Ae=he.draggables[Y.draggable.id],je=he.droppables[Y.droppable.id],We={selection:re,borderBoxCenter:Ae.client.borderBox.center,offset:Ve},Pe={client:We,page:{selection:bt(We.selection,ae.scroll.initial),borderBoxCenter:bt(We.selection,ae.scroll.initial),offset:bt(We.selection,ae.scroll.diff.value)}},Re=Le(he.droppables).every(function(Fn){return!Fn.isFixedOnPage}),Fe=ea({draggable:Ae,home:je,draggables:he.draggables,viewport:ae}),nt=Fe.impact,Zt=Fe.afterCritical,an={phase:"DRAGGING",isDragging:!0,critical:Y,movementMode:me,dimensions:he,initial:Pe,current:Pe,isWindowScrollAllowed:Re,impact:nt,afterCritical:Zt,onLiftImpact:nt,viewport:ae,scrollJumpRequest:null,forceShouldAnimate:null};return an}if(b.type==="COLLECTION_STARTING"){if(m.phase==="COLLECTING"||m.phase==="DROP_PENDING")return m;m.phase==="DRAGGING"||Q(!1);var xn=Object(X.a)({phase:"COLLECTING"},m,{phase:"COLLECTING"});return xn}if(b.type==="PUBLISH_WHILE_DRAGGING")return m.phase==="COLLECTING"||m.phase==="DROP_PENDING"||Q(!1),da({state:m,published:b.payload});if(b.type==="MOVE"){if(m.phase==="DROP_PENDING")return m;Et(m)||Q(!1);var On=b.payload.client;return kt(On,m.current.client.selection)?m:tr({state:m,clientSelection:On,impact:ta(m)?m.impact:null})}if(b.type==="UPDATE_DROPPABLE_SCROLL"){if(m.phase==="DROP_PENDING")return oi(m);if(m.phase==="COLLECTING")return oi(m);Et(m)||Q(!1);var Wn=b.payload,Tn=Wn.id,dr=Wn.newScroll,rr=m.dimensions.droppables[Tn];if(!rr)return m;var hr=oe(rr,dr);return ii(m,hr,!1)}if(b.type==="UPDATE_DROPPABLE_IS_ENABLED"){if(m.phase==="DROP_PENDING")return m;Et(m)||Q(!1);var Er=b.payload,e=Er.id,t=Er.isEnabled,r=m.dimensions.droppables[e];r||Q(!1),r.isEnabled!==t||Q(!1);var n=Object(X.a)({},r,{isEnabled:t});return ii(m,n,!0)}if(b.type==="UPDATE_DROPPABLE_IS_COMBINE_ENABLED"){if(m.phase==="DROP_PENDING")return m;Et(m)||Q(!1);var o=b.payload,P=o.id,V=o.isCombineEnabled,Z=m.dimensions.droppables[P];Z||Q(!1),Z.isCombineEnabled!==V||Q(!1);var ee=Object(X.a)({},Z,{isCombineEnabled:V});return ii(m,ee,!0)}if(b.type==="MOVE_BY_WINDOW_SCROLL"){if(m.phase==="DROP_PENDING"||m.phase==="DROP_ANIMATING")return m;Et(m)||Q(!1),m.isWindowScrollAllowed||Q(!1);var ue=b.payload.newScroll;if(kt(m.viewport.scroll.current,ue))return oi(m);var Se=Mn(m.viewport,ue);return ta(m)?Pr({state:m,viewport:Se}):tr({state:m,viewport:Se})}if(b.type==="UPDATE_VIEWPORT_MAX_SCROLL"){if(!Et(m))return m;var Me=b.payload.maxScroll;if(kt(Me,m.viewport.scroll.max))return m;var $e=Object(X.a)({},m.viewport,{scroll:Object(X.a)({},m.viewport.scroll,{max:Me})});return Object(X.a)({phase:"DRAGGING"},m,{viewport:$e})}if(b.type==="MOVE_UP"||b.type==="MOVE_DOWN"||b.type==="MOVE_LEFT"||b.type==="MOVE_RIGHT"){if(m.phase==="COLLECTING"||m.phase==="DROP_PENDING")return m;m.phase==="DRAGGING"||Q(!1);var Xe=_t({state:m,type:b.type});return Xe?tr({state:m,impact:Xe.impact,clientSelection:Xe.clientSelection,scrollJumpRequest:Xe.scrollJumpRequest}):m}if(b.type==="DROP_PENDING"){var ft=b.payload.reason;m.phase==="COLLECTING"||Q(!1);var wt=Object(X.a)({phase:"DROP_PENDING"},m,{phase:"DROP_PENDING",isWaiting:!0,reason:ft});return wt}if(b.type==="DROP_ANIMATE"){var Vt=b.payload,on=Vt.completed,_n=Vt.dropDuration,sn=Vt.newHomeClientOffset;m.phase==="DRAGGING"||m.phase==="DROP_PENDING"||Q(!1);var An={phase:"DROP_ANIMATING",completed:on,dropDuration:_n,newHomeClientOffset:sn,dimensions:m.dimensions};return An}if(b.type==="DROP_COMPLETE"){var Kn=b.payload.completed;return{phase:"IDLE",completed:Kn,shouldFlush:!1}}return m},lr=function(b){return{type:"BEFORE_INITIAL_CAPTURE",payload:b}},Br=function(b){return{type:"LIFT",payload:b}},ca=function(b){return{type:"INITIAL_PUBLISH",payload:b}},fa=function(b){return{type:"PUBLISH_WHILE_DRAGGING",payload:b}},si=function(){return{type:"COLLECTION_STARTING",payload:null}},Li=function(b){return{type:"UPDATE_DROPPABLE_SCROLL",payload:b}},oo=function(b){return{type:"UPDATE_DROPPABLE_IS_ENABLED",payload:b}},so=function(b){return{type:"UPDATE_DROPPABLE_IS_COMBINE_ENABLED",payload:b}},lo=function(b){return{type:"MOVE",payload:b}},vl=function(b){return{type:"MOVE_BY_WINDOW_SCROLL",payload:b}},gl=function(b){return{type:"UPDATE_VIEWPORT_MAX_SCROLL",payload:b}},ns=function(){return{type:"MOVE_UP",payload:null}},rs=function(){return{type:"MOVE_DOWN",payload:null}},yl=function(){return{type:"MOVE_RIGHT",payload:null}},li=function(){return{type:"MOVE_LEFT",payload:null}},Jr=function(){return{type:"FLUSH",payload:null}},Mi=function(b){return{type:"DROP_ANIMATE",payload:b}},ui=function(b){return{type:"DROP_COMPLETE",payload:b}},uo=function(b){return{type:"DROP",payload:b}},na=function(b){return{type:"DROP_PENDING",payload:b}},ha=function(){return{type:"DROP_ANIMATION_FINISHED",payload:null}};function as(m){if(m.length<=1)return;for(var b=m.map(function(me){return me.descriptor.index}),N={},Y=1;Y<b.length;Y++){var re=b[Y],ae=b[Y-1];re!==ae+1&&(N[re]=!0)}if(!Object.keys(N).length)return;var he=b.map(function(me){var Ae=Boolean(N[me]);return Ae?"[\u{1F525}"+me+"]":""+me}).join(", ")}function bl(m,b){if(!1)var N}var is=function(m){return function(b){var N=b.getState,Y=b.dispatch;return function(re){return function(ae){if(ae.type!=="LIFT"){re(ae);return}var he=ae.payload,me=he.id,Ae=he.clientSelection,je=he.movementMode,We=N();We.phase==="DROP_ANIMATING"&&Y(ui({completed:We.completed})),N().phase==="IDLE"||Q(!1),Y(Jr()),Y(lr({draggableId:me,movementMode:je}));var Pe={shouldPublishImmediately:je==="SNAP"},Re={draggableId:me,scrollOptions:Pe},Fe=m.startPublishing(Re),nt=Fe.critical,Zt=Fe.dimensions,an=Fe.viewport;bl(nt,Zt),Y(ca({critical:nt,dimensions:Zt,clientSelection:Ae,movementMode:je,viewport:an}))}}}},El=function(m){return function(){return function(b){return function(N){N.type==="INITIAL_PUBLISH"&&m.dragging(),N.type==="DROP_ANIMATE"&&m.dropping(N.payload.completed.result.reason),(N.type==="FLUSH"||N.type==="DROP_COMPLETE")&&m.resting(),b(N)}}}},ki={outOfTheWay:"cubic-bezier(0.2, 0, 0, 1)",drop:"cubic-bezier(.2,1,.1,1)"},Ta={opacity:{drop:0,combining:.7},scale:{drop:.75}},ma={outOfTheWay:.2,minDropTime:.33,maxDropTime:.55},Mr=ma.outOfTheWay+"s "+ki.outOfTheWay,La={fluid:"opacity "+Mr,snap:"transform "+Mr+", opacity "+Mr,drop:function(b){var N=b+"s "+ki.drop;return"transform "+N+", opacity "+N},outOfTheWay:"transform "+Mr,placeholder:"height "+Mr+", width "+Mr+", margin "+Mr},co=function(b){return kt(b,Ve)?null:"translate("+b.x+"px, "+b.y+"px)"},fo={moveTo:co,drop:function(b,N){var Y=co(b);return Y?N?Y+" scale("+Ta.scale.drop+")":Y:null}},ho=ma.minDropTime,os=ma.maxDropTime,ss=os-ho,mo=1500,di=.6,ls=function(m){var b=m.current,N=m.destination,Y=m.reason,re=qt(b,N);if(re<=0)return ho;if(re>=mo)return os;var ae=re/mo,he=ho+ss*ae,me=Y==="CANCEL"?he*di:he;return Number(me.toFixed(2))},us=function(m){var b=m.impact,N=m.draggable,Y=m.dimensions,re=m.viewport,ae=m.afterCritical,he=Y.draggables,me=Y.droppables,Ae=Dn(b),je=Ae?me[Ae]:null,We=me[N.descriptor.droppableId],Pe=sr({impact:b,draggable:N,draggables:he,afterCritical:ae,droppable:je||We,viewport:re}),Re=Ot(Pe,N.client.borderBox.center);return Re},po=function(m){var b=m.draggables,N=m.reason,Y=m.lastImpact,re=m.home,ae=m.viewport,he=m.onLiftImpact;if(!Y.at||N!=="DROP"){var me=fr({draggables:b,impact:he,destination:re,viewport:ae,forceShouldAnimate:!0});return{impact:me,didDropInsideDroppable:!1}}if(Y.at.type==="REORDER")return{impact:Y,didDropInsideDroppable:!0};var Ae=Object(X.a)({},Y,{displaced:Ht});return{impact:Ae,didDropInsideDroppable:!0}},Ii=function(m){var b=m.getState,N=m.dispatch;return function(Y){return function(re){if(re.type!=="DROP"){Y(re);return}var ae=b(),he=re.payload.reason;if(ae.phase==="COLLECTING"){N(na({reason:he}));return}if(ae.phase==="IDLE")return;var me=ae.phase==="DROP_PENDING"&&ae.isWaiting;me&&Q(!1),ae.phase==="DRAGGING"||ae.phase==="DROP_PENDING"||Q(!1);var Ae=ae.critical,je=ae.dimensions,We=je.draggables[ae.critical.draggable.id],Pe=po({reason:he,lastImpact:ae.impact,afterCritical:ae.afterCritical,onLiftImpact:ae.onLiftImpact,home:ae.dimensions.droppables[ae.critical.droppable.id],viewport:ae.viewport,draggables:ae.dimensions.draggables}),Re=Pe.impact,Fe=Pe.didDropInsideDroppable,nt=Fe?xt(Re):null,Zt=Fe?Sn(Re):null,an={index:Ae.draggable.index,droppableId:Ae.droppable.id},xn={draggableId:We.descriptor.id,type:We.descriptor.type,source:an,reason:he,mode:ae.movementMode,destination:nt,combine:Zt},On=us({impact:Re,draggable:We,dimensions:je,viewport:ae.viewport,afterCritical:ae.afterCritical}),Wn={critical:ae.critical,afterCritical:ae.afterCritical,result:xn,impact:Re},Tn=!kt(ae.current.client.offset,On)||Boolean(xn.combine);if(!Tn){N(ui({completed:Wn}));return}var dr=ls({current:ae.current.client.offset,destination:On,reason:he}),rr={newHomeClientOffset:On,dropDuration:dr,completed:Wn};N(Mi(rr))}}},vo=function(){return{x:window.pageXOffset,y:window.pageYOffset}};function go(m){return{eventName:"scroll",options:{passive:!0,capture:!1},fn:function(N){if(N.target!==window&&N.target!==window.document)return;m()}}}function Zr(m){var b=m.onWindowScroll;function N(){b(vo())}var Y=y(N),re=go(Y),ae=Ce;function he(){return ae!==Ce}function me(){he()&&Q(!1),ae=ge(window,[re])}function Ae(){he()||Q(!1),Y.cancel(),ae(),ae=Ce}return{start:me,stop:Ae,isActive:he}}var ds=function(b){return b.type==="DROP_COMPLETE"||b.type==="DROP_ANIMATE"||b.type==="FLUSH"},yo=function(m){var b=Zr({onWindowScroll:function(Y){m.dispatch(vl({newScroll:Y}))}});return function(N){return function(Y){!b.isActive()&&Y.type==="INITIAL_PUBLISH"&&b.start(),b.isActive()&&ds(Y)&&b.stop(),N(Y)}}},bo=function(m){var b=!1,N=!1,Y=setTimeout(function(){N=!0}),re=function(he){if(b)return;if(N)return;b=!0,m(he),clearTimeout(Y)};return re.wasCalled=function(){return b},re},cs=function(){var m=[],b=function(ae){var he=Oe(m,function(je){return je.timerId===ae});he!==-1||Q(!1);var me=m.splice(he,1),Ae=me[0];Ae.callback()},N=function(ae){var he=setTimeout(function(){return b(he)}),me={timerId:he,callback:ae};m.push(me)},Y=function(){if(!m.length)return;var ae=[].concat(m);m.length=0,ae.forEach(function(he){clearTimeout(he.timerId),he.callback()})};return{add:N,flush:Y}},fs=function(b,N){return b==null&&N==null?!0:b==null||N==null?!1:b.droppableId===N.droppableId&&b.index===N.index},Eo=function(b,N){return b==null&&N==null?!0:b==null||N==null?!1:b.draggableId===N.draggableId&&b.droppableId===N.droppableId},xl=function(b,N){if(b===N)return!0;var Y=b.draggable.id===N.draggable.id&&b.draggable.droppableId===N.draggable.droppableId&&b.draggable.type===N.draggable.type&&b.draggable.index===N.draggable.index,re=b.droppable.id===N.droppable.id&&b.droppable.type===N.droppable.type;return Y&&re},ci=function(b,N){wr(),N(),Tr()},Ni=function(b,N){return{draggableId:b.draggable.id,type:b.droppable.type,source:{droppableId:b.droppable.id,index:b.draggable.index},mode:N}},aa=function(b,N,Y,re){if(!b){Y(re(N));return}var ae=bo(Y),he={announce:ae};b(N,he),ae.wasCalled()||Y(re(N))},Ma=function(m,b){var N=cs(),Y=null,re=function(Re,Fe){Y&&Q(!1),ci("onBeforeCapture",function(){var nt=m().onBeforeCapture;if(nt){var Zt={draggableId:Re,mode:Fe};nt(Zt)}})},ae=function(Re,Fe){Y&&Q(!1),ci("onBeforeDragStart",function(){var nt=m().onBeforeDragStart;nt&&nt(Ni(Re,Fe))})},he=function(Re,Fe){Y&&Q(!1);var nt=Ni(Re,Fe);Y={mode:Fe,lastCritical:Re,lastLocation:nt.source,lastCombine:null},N.add(function(){ci("onDragStart",function(){return aa(m().onDragStart,nt,b,Je.onDragStart)})})},me=function(Re,Fe){var nt=xt(Fe),Zt=Sn(Fe);Y||Q(!1);var an=!xl(Re,Y.lastCritical);an&&(Y.lastCritical=Re);var xn=!fs(Y.lastLocation,nt);xn&&(Y.lastLocation=nt);var On=!Eo(Y.lastCombine,Zt);if(On&&(Y.lastCombine=Zt),!an&&!xn&&!On)return;var Wn=Object(X.a)({},Ni(Re,Y.mode),{combine:Zt,destination:nt});N.add(function(){ci("onDragUpdate",function(){return aa(m().onDragUpdate,Wn,b,Je.onDragUpdate)})})},Ae=function(){Y||Q(!1),N.flush()},je=function(Re){Y||Q(!1),Y=null,ci("onDragEnd",function(){return aa(m().onDragEnd,Re,b,Je.onDragEnd)})},We=function(){if(!Y)return;var Re=Object(X.a)({},Ni(Y.lastCritical,Y.mode),{combine:null,destination:null,reason:"CANCEL"});je(Re)};return{beforeCapture:re,beforeStart:ae,start:he,update:me,flush:Ae,drop:je,abort:We}},ka=function(m,b){var N=Ma(m,b);return function(Y){return function(re){return function(ae){if(ae.type==="BEFORE_INITIAL_CAPTURE"){N.beforeCapture(ae.payload.draggableId,ae.payload.movementMode);return}if(ae.type==="INITIAL_PUBLISH"){var he=ae.payload.critical;N.beforeStart(he,ae.payload.movementMode),re(ae),N.start(he,ae.payload.movementMode);return}if(ae.type==="DROP_COMPLETE"){var me=ae.payload.completed.result;N.flush(),re(ae),N.drop(me);return}if(re(ae),ae.type==="FLUSH"){N.abort();return}var Ae=Y.getState();Ae.phase==="DRAGGING"&&N.update(Ae.critical,Ae.impact)}}}},xo=function(m){return function(b){return function(N){if(N.type!=="DROP_ANIMATION_FINISHED"){b(N);return}var Y=m.getState();Y.phase==="DROP_ANIMATING"||Q(!1),m.dispatch(ui({completed:Y.completed}))}}},_o=function(m){var b=null,N=null;function Y(){N&&(cancelAnimationFrame(N),N=null),b&&(b(),b=null)}return function(re){return function(ae){if((ae.type==="FLUSH"||ae.type==="DROP_COMPLETE"||ae.type==="DROP_ANIMATION_FINISHED")&&Y(),re(ae),ae.type!=="DROP_ANIMATE")return;var 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      Time to underbuffer: `+F.toFixed(3)+" s"),d.nextLoadLevel=G,this.bwEstimator.sample(w,v.loaded),this.clearTimer(),f.loader&&(this.fragCurrent=this.partCurrent=null,f.loader.abort()),d.trigger(x.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:f,part:s,stats:v})},T.onFragLoaded=function(f,s){var d=s.frag,h=s.part;if(d.type===O.PlaylistLevelType.MAIN&&Object(X.isFiniteNumber)(d.sn)){var C=h?h.stats:d.stats,g=h?h.duration:d.duration;if(this.clearTimer(),this.lastLoadedFragLevel=d.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var v=this.hls.levels[d.level],D=(v.loaded?v.loaded.bytes:0)+C.loaded,w=(v.loaded?v.loaded.duration:0)+g;v.loaded={bytes:D,duration:w},v.realBitrate=Math.round(8*D/w)}if(d.bitrateTest){var c={stats:C,frag:d,part:h,id:d.type};this.onFragBuffered(x.Events.FRAG_BUFFERED,c),d.bitrateTest=!1}}},T.onFragBuffered=function(f,s){var d=s.frag,h=s.part,C=h?h.stats:d.stats;if(C.aborted)return;if(d.type!==O.PlaylistLevelType.MAIN||d.sn==="initSegment")return;var g=C.parsing.end-C.loading.start;this.bwEstimator.sample(g,C.loaded),C.bwEstimate=this.bwEstimator.getEstimate(),d.bitrateTest?this.bitrateTestDelay=g/1e3:this.bitrateTestDelay=0},T.onError=function(f,s){switch(s.details){case W.ErrorDetails.FRAG_LOAD_ERROR:case W.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},T.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},T.getNextABRAutoLevel=function(){var f=this.fragCurrent,s=this.partCurrent,d=this.hls,h=d.maxAutoLevel,C=d.config,g=d.minAutoLevel,v=d.media,D=s?s.duration:f?f.duration:0,w=v?v.currentTime:0,c=v&&v.playbackRate!==0?Math.abs(v.playbackRate):1,u=this.bwEstimator?this.bwEstimator.getEstimate():C.abrEwmaDefaultEstimate,i=(p.BufferHelper.bufferInfo(v,w,C.maxBufferHole).end-w)/c,a=this.findBestLevel(u,g,h,i,C.abrBandWidthFactor,C.abrBandWidthUpFactor);if(a>=0)return a;R.logger.trace((i?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var l=D?Math.min(D,C.maxStarvationDelay):C.maxStarvationDelay,y=C.abrBandWidthFactor,_=C.abrBandWidthUpFactor;if(!i){var U=this.bitrateTestDelay;if(U){var F=D?Math.min(D,C.maxLoadingDelay):C.maxLoadingDelay;l=F-U,R.logger.trace("bitrate test took "+Math.round(1e3*U)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*l)+" ms"),y=_=1}}return a=this.findBestLevel(u,g,h,i+l,y,_),Math.max(a,0)},T.findBestLevel=function(f,s,d,h,C,g){for(var v,D=this.fragCurrent,w=this.partCurrent,c=this.lastLoadedFragLevel,u=this.hls.levels,i=u[c],a=!!(i!=null&&(v=i.details)!==null&&v!==void 0&&v.live),l=i==null?void 0:i.codecSet,y=w?w.duration:D?D.duration:0,_=d;_>=s;_--){var U=u[_];if(!U||l&&U.codecSet!==l)continue;var F=U.details,H=(w?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||y,G=void 0;_<=c?G=C*f:G=g*f;var I=u[_].maxBitrate,j=I*H/G;if(R.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+_+"/"+Math.round(G)+"/"+I+"/"+H+"/"+h+"/"+j),G>I&&(!j||a&&!this.bitrateTestDelay||j<h))return _}return-1},L(A,[{key:"nextAutoLevel",get:function(){var f=this._nextAutoLevel,s=this.bwEstimator;if(f!==-1&&(!s||!s.canEstimate()))return f;var d=this.getNextABRAutoLevel();return f!==-1&&(d=Math.min(f,d)),d},set:function(f){this._nextAutoLevel=f}}]),A}();$.default=B},"./src/controller/audio-stream-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/polyfills/number.ts"),k=M("./src/controller/base-stream-controller.ts"),x=M("./src/events.ts"),p=M("./src/utils/buffer-helper.ts"),W=M("./src/controller/fragment-tracker.ts"),O=M("./src/types/level.ts"),R=M("./src/types/loader.ts"),S=M("./src/loader/fragment.ts"),L=M("./src/demux/chunk-cache.ts"),B=M("./src/demux/transmuxer-interface.ts"),A=M("./src/types/transmuxer.ts"),T=M("./src/controller/fragment-finders.ts"),E=M("./src/utils/discontinuities.ts"),f=M("./src/errors.ts"),s=M("./src/utils/logger.ts");function d(){return d=Object.assign||function(D){for(var w=1;w<arguments.length;w++){var c=arguments[w];for(var u in c)Object.prototype.hasOwnProperty.call(c,u)&&(D[u]=c[u])}return D},d.apply(this,arguments)}function h(D,w){D.prototype=Object.create(w.prototype),D.prototype.constructor=D,C(D,w)}function C(D,w){return C=Object.setPrototypeOf||function(u,i){return u.__proto__=i,u},C(D,w)}var g=100,v=function(D){h(w,D);function w(u,i){var a;return a=D.call(this,u,i,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var c=w.prototype;return c.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},c._registerListeners=function(){var i=this.hls;i.on(x.Events.MEDIA_ATTACHED,this.onMediaAttached,this),i.on(x.Events.MEDIA_DETACHING,this.onMediaDetaching,this),i.on(x.Events.MANIFEST_LOADING,this.onManifestLoading,this),i.on(x.Events.LEVEL_LOADED,this.onLevelLoaded,this),i.on(x.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),i.on(x.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),i.on(x.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),i.on(x.Events.ERROR,this.onError,this),i.on(x.Events.BUFFER_RESET,this.onBufferReset,this),i.on(x.Events.BUFFER_CREATED,this.onBufferCreated,this),i.on(x.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),i.on(x.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),i.on(x.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c._unregisterListeners=function(){var i=this.hls;i.off(x.Events.MEDIA_ATTACHED,this.onMediaAttached,this),i.off(x.Events.MEDIA_DETACHING,this.onMediaDetaching,this),i.off(x.Events.MANIFEST_LOADING,this.onManifestLoading,this),i.off(x.Events.LEVEL_LOADED,this.onLevelLoaded,this),i.off(x.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),i.off(x.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),i.off(x.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),i.off(x.Events.ERROR,this.onError,this),i.off(x.Events.BUFFER_RESET,this.onBufferReset,this),i.off(x.Events.BUFFER_CREATED,this.onBufferCreated,this),i.off(x.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),i.off(x.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),i.off(x.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c.onInitPtsFound=function(i,a){var l=a.frag,y=a.id,_=a.initPTS;if(y==="main"){var U=l.cc;this.initPTS[l.cc]=_,this.log("InitPTS for cc: "+U+" found from main: "+_),this.videoTrackCC=U,this.state===k.State.WAITING_INIT_PTS&&this.tick()}},c.startLoad=function(i){if(!this.levels){this.startPosition=i,this.state=k.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(g),this.fragLoadError=0,a>0&&i===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=k.State.IDLE):(this.loadedmetadata=!1,this.state=k.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=i,this.tick()},c.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_TRACK:{var i,a=this.levels,l=this.trackId,y=a==null||((i=a[l])===null||i===void 0)?void 0:i.details;if(y){if(this.waitForCdnTuneIn(y))break;this.state=k.State.WAITING_INIT_PTS}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var _,U=performance.now(),F=this.retryDate;(!F||U>=F||(_=this.media)!==null&&_!==void 0&&_.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=k.State.IDLE);break}case k.State.WAITING_INIT_PTS:{var H=this.waitingData;if(H){var G=H.frag,I=H.part,j=H.cache,K=H.complete;if(this.initPTS[G.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.FRAG_LOADING;var J=j.flush(),ie={frag:G,part:I,payload:J,networkDetails:null};this._handleFragmentLoadProgress(ie),K&&D.prototype._handleFragmentLoadComplete.call(this,ie)}else if(this.videoTrackCC!==this.waitingVideoCC)s.logger.log("Waiting fragment cc ("+G.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var q=this.getLoadPosition(),Te=p.BufferHelper.bufferInfo(this.mediaBuffer,q,this.config.maxBufferHole),Ce=Object(T.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,G);Ce<0&&(s.logger.log("Waiting fragment cc ("+G.cc+") @ "+G.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=k.State.IDLE}}this.onTickEnd()},c.clearWaitingFragment=function(){var i=this.waitingData;i&&(this.fragmentTracker.removeFragment(i.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.IDLE)},c.onTickEnd=function(){var i=this.media;if(!i||!i.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:i,l=a.buffered;!this.loadedmetadata&&l.length&&(this.loadedmetadata=!0),this.lastCurrentTime=i.currentTime},c.doTickIdle=function(){var i,a,l=this.hls,y=this.levels,_=this.media,U=this.trackId,F=l.config;if(!y||!y[U])return;if(!_&&(this.startFragRequested||!F.startFragPrefetch))return;var H=y[U],G=H.details;if(!G||G.live&&this.levelLastLoaded!==U||this.waitForCdnTuneIn(G)){this.state=k.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,S.ElementaryStreamTypes.AUDIO,R.PlaylistLevelType.AUDIO));var I=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,R.PlaylistLevelType.AUDIO);if(I===null)return;var j=I.len,K=this.getMaxBufferLength(),J=this.audioSwitch;if(j>=K&&!J)return;if(!J&&this._streamEnded(I,G)){l.trigger(x.Events.BUFFER_EOS,{type:"audio"}),this.state=k.State.ENDED;return}var ie=G.fragments,q=ie[0].start,Te=I.end;if(J){var Ce=this.getLoadPosition();Te=Ce,G.PTSKnown&&Ce<q&&((I.end>q||I.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),_.currentTime=q+.05))}var ke=this.getNextFragment(Te,G);if(!ke){this.bufferFlushed=!0;return}((i=ke.decryptdata)===null||i===void 0?void 0:i.keyFormat)==="identity"&&!((a=ke.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(ke,G):this.loadFragment(ke,G,Te)},c.getMaxBufferLength=function(){var i=D.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,R.PlaylistLevelType.MAIN);return a===null?i:Math.max(i,a.len)},c.onMediaDetaching=function(){this.videoBuffer=null,D.prototype.onMediaDetaching.call(this)},c.onAudioTracksUpdated=function(i,a){var l=a.audioTracks;this.resetTransmuxer(),this.levels=l.map(function(y){return new O.Level(y)})},c.onAudioTrackSwitching=function(i,a){var l=!!a.url;this.trackId=a.id;var y=this.fragCurrent;y!=null&&y.loader&&y.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),l?this.setInterval(g):this.resetTransmuxer(),l?(this.audioSwitch=!0,this.state=k.State.IDLE):this.state=k.State.STOPPED,this.tick()},c.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},c.onLevelLoaded=function(i,a){this.mainDetails=a.details},c.onAudioTrackLoaded=function(i,a){var l,y=this.levels,_=a.details,U=a.id;if(!y){this.warn("Audio tracks were reset while loading level "+U);return}this.log("Track "+U+" loaded ["+_.startSN+","+_.endSN+"],duration:"+_.totalduration);var F=y[U],H=0;if(_.live||(l=F.details)!==null&&l!==void 0&&l.live){var G=this.mainDetails;if(_.fragments[0]||(_.deltaUpdateFailed=!0),_.deltaUpdateFailed||!G)return;!F.details&&_.hasProgramDateTime&&G.hasProgramDateTime?(Object(E.alignMediaPlaylistByPDT)(_,G),H=_.fragments[0].start):H=this.alignPlaylists(_,F.details)}F.details=_,this.levelLastLoaded=U,!this.startFragRequested&&(this.mainDetails||!_.live)&&this.setStartPosition(F.details,H),this.state===k.State.WAITING_TRACK&&!this.waitForCdnTuneIn(_)&&(this.state=k.State.IDLE),this.tick()},c._handleFragmentLoadProgress=function(i){var a,l=i.frag,y=i.part,_=i.payload,U=this.config,F=this.trackId,H=this.levels;if(!H){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+l.sn+" of level "+l.level+" will not be buffered");return}var G=H[F];console.assert(G,"Audio track is defined on fragment load progress");var I=G.details;console.assert(I,"Audio track details are defined on fragment load progress");var j=U.defaultAudioCodec||G.audioCodec||"mp4a.40.2",K=this.transmuxer;K||(K=this.transmuxer=new B.default(this.hls,R.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var J=this.initPTS[l.cc],ie=(a=l.initSegment)===null||a===void 0?void 0:a.data;if(J!==void 0){var q=!1,Te=y?y.index:-1,Ce=Te!==-1,ke=new A.ChunkMetadata(l.level,l.sn,l.stats.chunkCount,_.byteLength,Te,Ce);K.push(_,ie,j,"",l,y,I.totalduration,q,ke,J)}else{s.logger.log("Unknown video PTS for cc "+l.cc+", waiting for video PTS before demuxing audio frag "+l.sn+" of ["+I.startSN+" ,"+I.endSN+"],track "+F);var ge=this.waitingData=this.waitingData||{frag:l,part:y,cache:new L.default,complete:!1},xe=ge.cache;xe.push(new Uint8Array(_)),this.waitingVideoCC=this.videoTrackCC,this.state=k.State.WAITING_INIT_PTS}},c._handleFragmentLoadComplete=function(i){if(this.waitingData){this.waitingData.complete=!0;return}D.prototype._handleFragmentLoadComplete.call(this,i)},c.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},c.onBufferCreated=function(i,a){var l=a.tracks.audio;l&&(this.mediaBuffer=l.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},c.onFragBuffered=function(i,a){var l=a.frag,y=a.part;if(l.type!==R.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(l)){this.warn("Fragment "+l.sn+(y?" p: "+y.index:"")+" of level "+l.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}l.sn!=="initSegment"&&(this.fragPrevious=l,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(x.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(l,y)},c.onError=function(i,a){switch(a.details){case f.ErrorDetails.FRAG_LOAD_ERROR:case f.ErrorDetails.FRAG_LOAD_TIMEOUT:case f.ErrorDetails.KEY_LOAD_ERROR:case f.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(R.PlaylistLevelType.AUDIO,a);break;case f.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case f.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==k.State.ERROR&&this.state!==k.State.STOPPED&&(this.state=a.fatal?k.State.ERROR:k.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case f.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var l=!0,y=this.getFwdBufferInfo(this.mediaBuffer,R.PlaylistLevelType.AUDIO);y&&y.len>.5&&(l=!this.reduceMaxBufferLength(y.len)),l&&(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}},c.onBufferFlushed=function(i,a){var l=a.type;l===S.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},c._handleTransmuxComplete=function(i){var a,l="audio",y=this.hls,_=i.remuxResult,U=i.chunkMeta,F=this.getCurrentContext(U);if(!F){this.warn("The loading context changed while buffering fragment "+U.sn+" of level "+U.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(U.level);return}var H=F.frag,G=F.part,I=_.audio,j=_.text,K=_.id3,J=_.initSegment;if(this.fragContextChanged(H))return;if(this.state=k.State.PARSING,this.audioSwitch&&I&&this.completeAudioSwitch(),J!=null&&J.tracks&&(this._bufferInitSegment(J.tracks,H,U),y.trigger(x.Events.FRAG_PARSING_INIT_SEGMENT,{frag:H,id:l,tracks:J.tracks})),I){var ie=I.startPTS,q=I.endPTS,Te=I.startDTS,Ce=I.endDTS;G&&(G.elementaryStreams[S.ElementaryStreamTypes.AUDIO]={startPTS:ie,endPTS:q,startDTS:Te,endDTS:Ce}),H.setElementaryStreamInfo(S.ElementaryStreamTypes.AUDIO,ie,q,Te,Ce),this.bufferFragmentData(I,H,G,U)}if(K!=null&&(a=K.samples)!==null&&a!==void 0&&a.length){var ke=d({frag:H,id:l},K);y.trigger(x.Events.FRAG_PARSING_METADATA,ke)}if(j){var ge=d({frag:H,id:l},j);y.trigger(x.Events.FRAG_PARSING_USERDATA,ge)}},c._bufferInitSegment=function(i,a,l){if(this.state!==k.State.PARSING)return;i.video&&delete i.video;var y=i.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(x.Events.BUFFER_CODECS,i);var _=y.initSegment;if(_!=null&&_.byteLength){var U={type:"audio",frag:a,part:null,chunkMeta:l,parent:a.type,data:_};this.hls.trigger(x.Events.BUFFER_APPENDING,U)}this.tick()},c.loadFragment=function(i,a,l){var y=this.fragmentTracker.getState(i);this.fragCurrent=i,(this.audioSwitch||y===W.FragmentState.NOT_LOADED||y===W.FragmentState.PARTIAL)&&(i.sn==="initSegment"?this._loadInitSegment(i):a.live&&!Object(X.isFiniteNumber)(this.initPTS[i.cc])?(this.log("Waiting for video PTS in continuity counter "+i.cc+" of live stream before loading audio fragment "+i.sn+" of level "+this.trackId),this.state=k.State.WAITING_INIT_PTS):(this.startFragRequested=!0,D.prototype.loadFragment.call(this,i,a,l)))},c.completeAudioSwitch=function(){var i=this.hls,a=this.media,l=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),D.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,i.trigger(x.Events.AUDIO_TRACK_SWITCHED,{id:l})},w}(k.default);$.default=v},"./src/controller/audio-track-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/events.ts"),k=M("./src/errors.ts"),x=M("./src/controller/base-playlist-controller.ts"),p=M("./src/types/loader.ts");function W(B,A){for(var T=0;T<A.length;T++){var E=A[T];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(B,E.key,E)}}function O(B,A,T){return A&&W(B.prototype,A),T&&W(B,T),B}function R(B,A){B.prototype=Object.create(A.prototype),B.prototype.constructor=B,S(B,A)}function S(B,A){return S=Object.setPrototypeOf||function(E,f){return E.__proto__=f,E},S(B,A)}var L=function(B){R(A,B);function A(E){var f;return f=B.call(this,E,"[audio-track-controller]")||this,f.tracks=[],f.groupId=null,f.tracksInGroup=[],f.trackId=-1,f.trackName="",f.selectDefaultTrack=!0,f.registerListeners(),f}var T=A.prototype;return T.registerListeners=function(){var f=this.hls;f.on(X.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(X.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(X.Events.LEVEL_LOADING,this.onLevelLoading,this),f.on(X.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),f.on(X.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),f.on(X.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var f=this.hls;f.off(X.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(X.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(X.Events.LEVEL_LOADING,this.onLevelLoading,this),f.off(X.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),f.off(X.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),f.off(X.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,B.prototype.destroy.call(this)},T.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},T.onManifestParsed=function(f,s){this.tracks=s.audioTracks||[]},T.onAudioTrackLoaded=function(f,s){var d=s.id,h=s.details,C=this.tracksInGroup[d];if(!C){this.warn("Invalid audio track id "+d);return}var g=C.details;C.details=s.details,this.log("audioTrack "+d+" loaded ["+h.startSN+"-"+h.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,s,g))},T.onLevelLoading=function(f,s){this.switchLevel(s.level)},T.onLevelSwitching=function(f,s){this.switchLevel(s.level)},T.switchLevel=function(f){var s=this.hls.levels[f];if(!(s!=null&&s.audioGroupIds))return;var d=s.audioGroupIds[s.urlId];if(this.groupId!==d){this.groupId=d;var h=this.tracks.filter(function(g){return!d||g.groupId===d});this.selectDefaultTrack&&!h.some(function(g){return g.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=h;var C={audioTracks:h};this.log("Updating audio tracks, "+h.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(X.Events.AUDIO_TRACKS_UPDATED,C),this.selectInitialTrack()}},T.onError=function(f,s){if(B.prototype.onError.call(this,f,s),s.fatal||!s.context)return;s.context.type===p.PlaylistContextType.AUDIO_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},T.setAudioTrack=function(f){var s=this.tracksInGroup;if(f<0||f>=s.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var d=s[this.trackId];this.log("Now switching to audio-track index "+f);var h=s[f],C=h.id,g=h.groupId,v=g===void 0?"":g,D=h.name,w=h.type,c=h.url;if(this.trackId=f,this.trackName=D,this.selectDefaultTrack=!1,this.hls.trigger(X.Events.AUDIO_TRACK_SWITCHING,{id:C,groupId:v,name:D,type:w,url:c}),h.details&&!h.details.live)return;var u=this.switchParams(h.url,d==null?void 0:d.details);this.loadPlaylist(u)},T.selectInitialTrack=function(){var f=this.tracksInGroup;console.assert(f.length,"Initial audio track should be selected when tracks are known");var s=this.trackName,d=this.findTrackId(s)||this.findTrackId();d!==-1?this.setAudioTrack(d):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(f){for(var s=this.tracksInGroup,d=0;d<s.length;d++){var h=s[d];if((!this.selectDefaultTrack||h.default)&&(!f||f===h.name))return h.id}return-1},T.loadPlaylist=function(f){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var d=s.id,h=s.groupId,C=s.url;if(f)try{C=f.addDirectives(C)}catch(g){this.warn("Could not construct new URL with HLS Delivery Directives: "+g)}this.log("loading audio-track playlist for id: "+d),this.clearTimer(),this.hls.trigger(X.Events.AUDIO_TRACK_LOADING,{url:C,id:d,groupId:h,deliveryDirectives:f||null})}},O(A,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(f){this.selectDefaultTrack=!1,this.setAudioTrack(f)}}]),A}(x.default);$.default=L},"./src/controller/base-playlist-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return O});var X=M("./src/polyfills/number.ts"),k=M("./src/types/level.ts"),x=M("./src/controller/level-helper.ts"),p=M("./src/utils/logger.ts"),W=M("./src/errors.ts"),O=function(){function R(L,B){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=p.logger.log.bind(p.logger,B+":"),this.warn=p.logger.warn.bind(p.logger,B+":"),this.hls=L}var S=R.prototype;return S.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},S.onError=function(B,A){A.fatal&&A.type===W.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},S.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},S.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},S.stopLoad=function(){this.canLoad=!1,this.clearTimer()},S.switchParams=function(B,A){var T=A==null?void 0:A.renditionReports;if(T)for(var E=0;E<T.length;E++){var f=T[E],s=""+f.URI;if(s===B.substr(-s.length)){var d=parseInt(f["LAST-MSN"]),h=parseInt(f["LAST-PART"]);if(A&&this.hls.config.lowLatencyMode){var C=Math.min(A.age-A.partTarget,A.targetduration);h!==void 0&&C>A.partTarget&&(h+=1)}if(Object(X.isFiniteNumber)(d))return new k.HlsUrlParameters(d,Object(X.isFiniteNumber)(h)?h:void 0,k.HlsSkip.No)}}},S.loadPlaylist=function(B){},S.shouldLoadTrack=function(B){return this.canLoad&&B&&!!B.url&&(!B.details||B.details.live)},S.playlistLoaded=function(B,A,T){var E=this,f=A.details,s=A.stats,d=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(f.advancedDateTime=Date.now()-d,f.live||T!=null&&T.live){if(f.reloaded(T),T&&this.log("live playlist "+B+" "+(f.advanced?"REFRESHED "+f.lastPartSn+"-"+f.lastPartIndex:"MISSED")),T&&f.fragments.length>0&&Object(x.mergeDetails)(T,f),!this.canLoad||!f.live)return;var h,C=void 0,g=void 0;if(f.canBlockReload&&f.endSN&&f.advanced){var v=this.hls.config.lowLatencyMode,D=f.lastPartSn,w=f.endSN,c=f.lastPartIndex,u=c!==-1,i=D===w,a=v?0:c;u?(C=i?w+1:D,g=i?a:c+1):C=w+1;var l=f.age,y=l+f.ageHeader,_=Math.min(y-f.partTarget,f.targetduration*1.5);if(_>0){if(T&&_>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+_+" with playlist age: "+f.age),_=0;else{var U=Math.floor(_/f.targetduration);if(C+=U,g!==void 0){var F=Math.round(_%f.targetduration/f.partTarget);g+=F}this.log("CDN Tune-in age: "+f.ageHeader+"s last advanced "+l.toFixed(2)+"s goal: "+_+" skip sn "+U+" to part "+g)}f.tuneInGoal=_}if(h=this.getDeliveryDirectives(f,A.deliveryDirectives,C,g),v||!i){this.loadPlaylist(h);return}}else h=this.getDeliveryDirectives(f,A.deliveryDirectives,C,g);var H=Object(x.computeReloadInterval)(f,s);C!==void 0&&f.canBlockReload&&(H-=f.partTarget||1),this.log("reload live playlist "+B+" in "+Math.round(H)+" ms"),this.timer=self.setTimeout(function(){return E.loadPlaylist(h)},H)}else this.clearTimer()},S.getDeliveryDirectives=function(B,A,T,E){var f=Object(k.getSkipValue)(B,T);return A!=null&&A.skip&&B.deltaUpdateFailed&&(T=A.msn,E=A.part,f=k.HlsSkip.No),new k.HlsUrlParameters(T,E,f)},S.retryLoadingOrFail=function(B){var A=this,T=this.hls.config,E=this.retryCount<T.levelLoadingMaxRetry;if(E){var f;if(this.retryCount++,B.details.indexOf("LoadTimeOut")>-1&&(f=B.context)!==null&&f!==void 0&&f.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+B.details+'"'),this.loadPlaylist();else{var s=Math.min(Math.pow(2,this.retryCount)*T.levelLoadingRetryDelay,T.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return A.loadPlaylist()},s),this.warn("retry playlist loading #"+this.retryCount+" in "+s+' ms after "'+B.details+'"')}}else this.warn('cannot recover from error "'+B.details+'"'),this.clearTimer(),B.fatal=!0;return E},R}()},"./src/controller/base-stream-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"State",function(){return w}),M.d($,"default",function(){return c});var X=M("./src/polyfills/number.ts"),k=M("./src/task-loop.ts"),x=M("./src/controller/fragment-tracker.ts"),p=M("./src/utils/buffer-helper.ts"),W=M("./src/utils/logger.ts"),O=M("./src/events.ts"),R=M("./src/errors.ts"),S=M("./src/types/transmuxer.ts"),L=M("./src/utils/mp4-tools.ts"),B=M("./src/utils/discontinuities.ts"),A=M("./src/controller/fragment-finders.ts"),T=M("./src/controller/level-helper.ts"),E=M("./src/loader/fragment-loader.ts"),f=M("./src/crypt/decrypter.ts"),s=M("./src/utils/time-ranges.ts"),d=M("./src/types/loader.ts");function h(u,i){for(var a=0;a<i.length;a++){var l=i[a];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(u,l.key,l)}}function C(u,i,a){return i&&h(u.prototype,i),a&&h(u,a),u}function g(u){if(u===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return u}function v(u,i){u.prototype=Object.create(i.prototype),u.prototype.constructor=u,D(u,i)}function D(u,i){return D=Object.setPrototypeOf||function(l,y){return l.__proto__=y,l},D(u,i)}var w={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},c=function(u){v(i,u);function i(l,y,_){var U;return U=u.call(this)||this,U.hls=void 0,U.fragPrevious=null,U.fragCurrent=null,U.fragmentTracker=void 0,U.transmuxer=null,U._state=w.STOPPED,U.media=void 0,U.mediaBuffer=void 0,U.config=void 0,U.bitrateTest=!1,U.lastCurrentTime=0,U.nextLoadPosition=0,U.startPosition=0,U.loadedmetadata=!1,U.fragLoadError=0,U.retryDate=0,U.levels=null,U.fragmentLoader=void 0,U.levelLastLoaded=null,U.startFragRequested=!1,U.decrypter=void 0,U.initPTS=[],U.onvseeking=null,U.onvended=null,U.logPrefix="",U.log=void 0,U.warn=void 0,U.logPrefix=_,U.log=W.logger.log.bind(W.logger,_+":"),U.warn=W.logger.warn.bind(W.logger,_+":"),U.hls=l,U.fragmentLoader=new E.default(l.config),U.fragmentTracker=y,U.config=l.config,U.decrypter=new f.default(l,l.config),l.on(O.Events.KEY_LOADED,U.onKeyLoaded,g(U)),U}var a=i.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(y){},a.stopLoad=function(){this.fragmentLoader.abort();var y=this.fragCurrent;y&&this.fragmentTracker.removeFragment(y),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=w.STOPPED},a._streamEnded=function(y,_){var U=this.fragCurrent,F=this.fragmentTracker;if(!_.live&&U&&U.sn===_.endSN&&!y.nextStart){var H=F.getState(U);return H===x.FragmentState.PARTIAL||H===x.FragmentState.OK}return!1},a.onMediaAttached=function(y,_){var U=this.media=this.mediaBuffer=_.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),U.addEventListener("seeking",this.onvseeking),U.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===w.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var y=this.media;y!=null&&y.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),y&&(y.removeEventListener("seeking",this.onvseeking),y.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var y=this.config,_=this.fragCurrent,U=this.media,F=this.mediaBuffer,H=this.state,G=U?U.currentTime:0,I=p.BufferHelper.bufferInfo(F||U,G,y.maxBufferHole);if(this.log("media seeking to "+(Object(X.isFiniteNumber)(G)?G.toFixed(3):G)+", state: "+H),H===w.ENDED)this.resetLoadingState();else if(_&&!I.len){var j=y.maxFragLookUpTolerance,K=_.start-j,J=_.start+_.duration+j,ie=G>J;(G<K||ie)&&(ie&&_.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),_.loader.abort()),this.resetLoadingState())}U&&(this.lastCurrentTime=G),!this.loadedmetadata&&!I.len&&(this.nextLoadPosition=this.startPosition=G),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(y,_){if(this.state!==w.KEY_LOADING||_.frag!==this.fragCurrent||!this.levels)return;this.state=w.IDLE;var U=this.levels[_.frag.level].details;U&&this.loadFragment(_.frag,U,_.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),u.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=w.STOPPED,this.hls.off(O.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,u.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(y,_){this.log("Loading key for "+y.sn+" of ["+_.startSN+"-"+_.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level),this.state=w.KEY_LOADING,this.fragCurrent=y,this.hls.trigger(O.Events.KEY_LOADING,{frag:y})},a.loadFragment=function(y,_,U){this._loadFragForPlayback(y,_,U)},a._loadFragForPlayback=function(y,_,U){var F=this,H=function(I){if(F.fragContextChanged(y)){F.warn("Fragment "+y.sn+(I.part?" p: "+I.part.index:"")+" of level "+y.level+" was dropped during download."),F.fragmentTracker.removeFragment(y);return}y.stats.chunkCount++,F._handleFragmentLoadProgress(I)};this._doFragLoad(y,_,U,H).then(function(G){if(!G)return;F.fragLoadError=0;var I=F.state;if(F.fragContextChanged(y)){(I===w.FRAG_LOADING||I===w.BACKTRACKING||!F.fragCurrent&&I===w.PARSING)&&(F.fragmentTracker.removeFragment(y),F.state=w.IDLE);return}if("payload"in G&&(F.log("Loaded fragment "+y.sn+" of level "+y.level),F.hls.trigger(O.Events.FRAG_LOADED,G),F.state===w.BACKTRACKING)){F.fragmentTracker.backtrack(y,G),F.resetFragmentLoading(y);return}F._handleFragmentLoadComplete(G)}).catch(function(G){F.warn(G),F.resetFragmentLoading(y)})},a.flushMainBuffer=function(y,_,U){if(U===void 0&&(U=null),!(y-_))return;var F={startOffset:y,endOffset:_,type:U};this.fragLoadError=0,this.hls.trigger(O.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(y){var _=this;this._doFragLoad(y).then(function(U){if(!U||_.fragContextChanged(y)||!_.levels)throw new Error("init load aborted");return U}).then(function(U){var F=_.hls,H=U.payload,G=y.decryptdata;if(H&&H.byteLength>0&&G&&G.key&&G.iv&&G.method==="AES-128"){var I=self.performance.now();return _.decrypter.webCryptoDecrypt(new Uint8Array(H),G.key.buffer,G.iv.buffer).then(function(j){var K=self.performance.now();return F.trigger(O.Events.FRAG_DECRYPTED,{frag:y,payload:j,stats:{tstart:I,tdecrypt:K}}),U.payload=j,U})}return U}).then(function(U){var F=_.fragCurrent,H=_.hls,G=_.levels;if(!G)throw new Error("init load aborted, missing levels");var I=G[y.level].details;console.assert(I,"Level details are defined when init segment is loaded");var j=y.stats;_.state=w.IDLE,_.fragLoadError=0,y.data=new Uint8Array(U.payload),j.parsing.start=j.buffering.start=self.performance.now(),j.parsing.end=j.buffering.end=self.performance.now(),U.frag===F&&H.trigger(O.Events.FRAG_BUFFERED,{stats:j,frag:F,part:null,id:y.type}),_.tick()}).catch(function(U){_.warn(U),_.resetFragmentLoading(y)})},a.fragContextChanged=function(y){var _=this.fragCurrent;return!y||!_||y.level!==_.level||y.sn!==_.sn||y.urlId!==_.urlId},a.fragBufferedComplete=function(y,_){var U=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+y.type+" sn: "+y.sn+(_?" part: "+_.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level+" "+s.default.toString(p.BufferHelper.getBuffered(U))),this.state=w.IDLE,this.tick()},a._handleFragmentLoadComplete=function(y){var _=this.transmuxer;if(!_)return;var U=y.frag,F=y.part,H=y.partsLoaded,G=!H||H.length===0||H.some(function(j){return!j}),I=new S.ChunkMetadata(U.level,U.sn,U.stats.chunkCount+1,0,F?F.index:-1,!G);_.flush(I)},a._handleFragmentLoadProgress=function(y){},a._doFragLoad=function(y,_,U,F){var H=this;if(U===void 0&&(U=null),!this.levels)throw new Error("frag load aborted, missing levels");if(U=Math.max(y.start,U||0),this.config.lowLatencyMode&&_){var G=_.partList;if(G&&F){U>y.end&&_.fragmentHint&&(y=_.fragmentHint);var I=this.getNextPart(G,y,U);if(I>-1){var j=G[I];return this.log("Loading part sn: "+y.sn+" p: "+j.index+" cc: "+y.cc+" of playlist ["+_.startSN+"-"+_.endSN+"] parts [0-"+I+"-"+(G.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(U.toFixed(3))),this.nextLoadPosition=j.start+j.duration,this.state=w.FRAG_LOADING,this.hls.trigger(O.Events.FRAG_LOADING,{frag:y,part:G[I],targetBufferTime:U}),this.doFragPartsLoad(y,G,I,F).catch(function(K){return H.handleFragLoadError(K)})}else if(!y.url||this.loadedEndOfParts(G,U))return Promise.resolve(null)}}return this.log("Loading fragment "+y.sn+" cc: "+y.cc+" "+(_?"of ["+_.startSN+"-"+_.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(U.toFixed(3))),Object(X.isFiniteNumber)(y.sn)&&!this.bitrateTest&&(this.nextLoadPosition=y.start+y.duration),this.state=w.FRAG_LOADING,this.hls.trigger(O.Events.FRAG_LOADING,{frag:y,targetBufferTime:U}),this.fragmentLoader.load(y,F).catch(function(K){return H.handleFragLoadError(K)})},a.doFragPartsLoad=function(y,_,U,F){var H=this;return new Promise(function(G,I){var j=[],K=function J(ie){var q=_[ie];H.fragmentLoader.loadPart(y,q,F).then(function(Te){j[q.index]=Te;var Ce=Te.part;H.hls.trigger(O.Events.FRAG_LOADED,Te);var ke=_[ie+1];if(ke&&ke.fragment===y)J(ie+1);else return G({frag:y,part:Ce,partsLoaded:j})}).catch(I)};K(U)})},a.handleFragLoadError=function(y){var _=y.data;return _&&_.details===R.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(_.frag,_.part):this.hls.trigger(O.Events.ERROR,_),null},a._handleTransmuxerFlush=function(y){var _=this.getCurrentContext(y);if(!_||this.state!==w.PARSING){this.fragCurrent||(this.state=w.IDLE);return}var U=_.frag,F=_.part,H=_.level,G=self.performance.now();U.stats.parsing.end=G,F&&(F.stats.parsing.end=G),this.updateLevelTiming(U,F,H,y.partial)},a.getCurrentContext=function(y){var _=this.levels,U=y.level,F=y.sn,H=y.part;if(!_||!_[U])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+U+". The current chunk will not be buffered."),null;var G=_[U],I=H>-1?Object(T.getPartWith)(G,F,H):null,j=I?I.fragment:Object(T.getFragmentWithSN)(G,F,this.fragCurrent);return j?{frag:j,part:I,level:G}:null},a.bufferFragmentData=function(y,_,U,F){if(!y||this.state!==w.PARSING)return;var H=y.data1,G=y.data2,I=H;if(H&&G&&(I=Object(L.appendUint8Array)(H,G)),!I||!I.length)return;var j={type:y.type,frag:_,part:U,chunkMeta:F,parent:_.type,data:I};this.hls.trigger(O.Events.BUFFER_APPENDING,j),y.dropped&&y.independent&&!U&&this.flushBufferGap(_)},a.flushBufferGap=function(y){var _=this.media;if(!_)return;if(!p.BufferHelper.isBuffered(_,_.currentTime)){this.flushMainBuffer(0,y.start);return}var U=_.currentTime,F=p.BufferHelper.bufferInfo(_,U,0),H=y.duration,G=Math.min(this.config.maxFragLookUpTolerance*2,H*.25),I=Math.max(Math.min(y.start-G,F.end-G),U+G);y.start-I>G&&this.flushMainBuffer(I,y.start)},a.getFwdBufferInfo=function(y,_){var U=this.config,F=this.getLoadPosition();if(!Object(X.isFiniteNumber)(F))return null;var H=p.BufferHelper.bufferInfo(y,F,U.maxBufferHole);if(H.len===0&&H.nextStart!==void 0){var G=this.fragmentTracker.getBufferedFrag(F,_);if(G&&H.nextStart<G.end)return p.BufferHelper.bufferInfo(y,F,Math.max(H.nextStart,U.maxBufferHole))}return H},a.getMaxBufferLength=function(y){var _=this.config,U;return y?U=Math.max(8*_.maxBufferSize/y,_.maxBufferLength):U=_.maxBufferLength,Math.min(U,_.maxMaxBufferLength)},a.reduceMaxBufferLength=function(y){var _=this.config,U=y||_.maxBufferLength;return _.maxMaxBufferLength>=U?(_.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+_.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(y,_){var U,F,H=_.fragments,G=H.length;if(!G)return null;var I=this.config,j=H[0].start,K;if(_.live){var J=I.initialLiveManifestSize;if(G<J)return this.warn("Not enough fragments to start playback (have: "+G+", need: "+J+")"),null;!_.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(K=this.getInitialLiveFragment(_,H),this.startPosition=K?this.hls.liveSyncPosition||K.start:y)}else y<=j&&(K=H[0]);if(!K){var ie=I.lowLatencyMode?_.partEnd:_.fragmentEnd;K=this.getFragmentAtPosition(y,ie,_)}return(U=K)!==null&&U!==void 0&&U.initSegment&&!((F=K)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(K=K.initSegment),K},a.getNextPart=function(y,_,U){for(var F=-1,H=!1,G=!0,I=0,j=y.length;I<j;I++){var K=y[I];if(G=G&&!K.independent,F>-1&&U<K.start)break;var J=K.loaded;!J&&(H||K.independent||G)&&K.fragment===_&&(F=I),H=J}return F},a.loadedEndOfParts=function(y,_){var U=y[y.length-1];return U&&_>U.start&&U.loaded},a.getInitialLiveFragment=function(y,_){var U=this.fragPrevious,F=null;if(U){if(y.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+U.programDateTime),F=Object(A.findFragmentByPDT)(_,U.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var H=U.sn+1;if(H>=y.startSN&&H<=y.endSN){var G=_[H-y.startSN];U.cc===G.cc&&(F=G,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(A.findFragWithCC)(_,U.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var I=this.hls.liveSyncPosition;I!==null&&(F=this.getFragmentAtPosition(I,this.bitrateTest?y.fragmentEnd:y.edge,y))}return F},a.getFragmentAtPosition=function(y,_,U){var F=this.config,H=this.fragPrevious,G=U.fragments,I=U.endSN,j=U.fragmentHint,K=F.maxFragLookUpTolerance,J=!!(F.lowLatencyMode&&U.partList&&j);J&&j&&!this.bitrateTest&&(G=G.concat(j),I=j.sn);var ie;if(y<_){var q=y>_-K?0:K;ie=Object(A.findFragmentByPTS)(H,G,y,q)}else ie=G[G.length-1];if(ie){var Te=ie.sn-U.startSN,Ce=H&&ie.level===H.level,ke=G[Te+1],ge=this.fragmentTracker.getState(ie);if(ge===x.FragmentState.BACKTRACKED){ie=null;for(var xe=Te;G[xe]&&this.fragmentTracker.getState(G[xe])===x.FragmentState.BACKTRACKED;)H?ie=G[xe--]:ie=G[--xe];ie||(ie=ke)}else H&&ie.sn===H.sn&&!J&&(Ce&&(ie.sn<I&&this.fragmentTracker.getState(ke)!==x.FragmentState.OK?(this.log("SN "+ie.sn+" just loaded, load next one: "+ke.sn),ie=ke):ie=null))}return ie},a.synchronizeToLiveEdge=function(y){var _=this.config,U=this.media;if(!U)return;var F=this.hls.liveSyncPosition,H=U.currentTime,G=y.fragments[0].start,I=y.edge,j=H>=G-_.maxFragLookUpTolerance&&H<=I;if(F!==null&&U.duration>F&&(H<F||!j)){var K=_.liveMaxLatencyDuration!==void 0?_.liveMaxLatencyDuration:_.liveMaxLatencyDurationCount*y.targetduration;(!j&&U.readyState<4||H<I-K)&&(this.loadedmetadata||(this.nextLoadPosition=F),U.readyState&&(this.warn("Playback: "+H.toFixed(3)+" is located too far from the end of live sliding playlist: "+I+", reset currentTime to : "+F.toFixed(3)),U.currentTime=F))}},a.alignPlaylists=function(y,_){var U=this.levels,F=this.levelLastLoaded,H=this.fragPrevious,G=F!==null?U[F]:null,I=y.fragments.length;if(!I)return this.warn("No fragments in live playlist"),0;var j=y.fragments[0].start,K=!_,J=y.alignedSliding&&Object(X.isFiniteNumber)(j);if(K||!J&&!j){Object(B.alignStream)(H,G,y);var ie=y.fragments[0].start;return this.log("Live playlist sliding: "+ie.toFixed(2)+" start-sn: "+(_?_.startSN:"na")+"->"+y.startSN+" prev-sn: "+(H?H.sn:"na")+" fragments: "+I),ie}return j},a.waitForCdnTuneIn=function(y){var _=3;return y.live&&y.canBlockReload&&y.tuneInGoal>Math.max(y.partHoldBack,y.partTarget*_)},a.setStartPosition=function(y,_){var U=this.startPosition;if(U<_&&(U=-1),U===-1||this.lastCurrentTime===-1){var F=y.startTimeOffset;Object(X.isFiniteNumber)(F)?(U=_+F,F<0&&(U+=y.totalduration),U=Math.min(Math.max(_,U),_+y.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+U),this.startPosition=U):y.live?U=this.hls.liveSyncPosition||_:this.startPosition=U=0,this.lastCurrentTime=U}this.nextLoadPosition=U},a.getLoadPosition=function(){var y=this.media,_=0;return this.loadedmetadata&&y?_=y.currentTime:this.nextLoadPosition&&(_=this.nextLoadPosition),_},a.handleFragLoadAborted=function(y,_){this.transmuxer&&y.sn!=="initSegment"&&y.stats.aborted&&(this.warn("Fragment "+y.sn+(_?" part"+_.index:"")+" of level "+y.level+" was aborted"),this.resetFragmentLoading(y))},a.resetFragmentLoading=function(y){(!this.fragCurrent||!this.fragContextChanged(y))&&(this.state=w.IDLE)},a.onFragmentOrKeyLoadError=function(y,_){if(_.fatal)return;var U=_.frag;if(!U||U.type!==y)return;var F=this.fragCurrent;console.assert(F&&U.sn===F.sn&&U.level===F.level&&U.urlId===F.urlId,"Frag load error must match current frag to retry");var H=this.config;if(this.fragLoadError+1<=H.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(U.level))return;var G=Math.min(Math.pow(2,this.fragLoadError)*H.fragLoadingRetryDelay,H.fragLoadingMaxRetryTimeout);this.warn("Fragment "+U.sn+" of "+y+" "+U.level+" failed to load, retrying in "+G+"ms"),this.retryDate=self.performance.now()+G,this.fragLoadError++,this.state=w.FRAG_LOADING_WAITING_RETRY}else _.levelRetry?(y===d.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=w.IDLE):(W.logger.error(_.details+" reaches max retry, redispatch as fatal ..."),_.fatal=!0,this.hls.stopLoad(),this.state=w.ERROR)},a.afterBufferFlushed=function(y,_,U){if(!y)return;var F=p.BufferHelper.getBuffered(y);this.fragmentTracker.detectEvictedFragments(_,F,U),this.state===w.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=w.IDLE},a.resetLiveStartWhenNotLoaded=function(y){if(!this.loadedmetadata){this.startFragRequested=!1;var _=this.levels?this.levels[y].details:null;if(_!=null&&_.live)return this.startPosition=-1,this.setStartPosition(_,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(y,_,U,F){var H=this,G=U.details;console.assert(!!G,"level.details must be defined");var I=Object.keys(y.elementaryStreams).reduce(function(j,K){var J=y.elementaryStreams[K];if(J){var ie=J.endPTS-J.startPTS;if(ie<=0)return H.warn("Could not parse fragment "+y.sn+" "+K+" duration reliably ("+ie+") resetting transmuxer to fallback to playlist timing"),H.resetTransmuxer(),j||!1;var q=F?0:Object(T.updateFragPTSDTS)(G,y,J.startPTS,J.endPTS,J.startDTS,J.endDTS);return H.hls.trigger(O.Events.LEVEL_PTS_UPDATED,{details:G,level:U,drift:q,type:K,frag:y,start:J.startPTS,end:J.endPTS}),!0}return j},!1);I?(this.state=w.PARSED,this.hls.trigger(O.Events.FRAG_PARSED,{frag:y,part:_})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},C(i,[{key:"state",get:function(){return this._state},set:function(y){var _=this._state;_!==y&&(this._state=y,this.log(_+"->"+y))}}]),i}(k.default)},"./src/controller/buffer-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return A});var X=M("./src/polyfills/number.ts"),k=M("./src/events.ts"),x=M("./src/utils/logger.ts"),p=M("./src/errors.ts"),W=M("./src/utils/buffer-helper.ts"),O=M("./src/utils/mediasource-helper.ts"),R=M("./src/loader/fragment.ts"),S=M("./src/controller/buffer-operation-queue.ts"),L=Object(O.getMediaSource)(),B=/([ha]vc.)(?:\.[^.,]+)+/,A=function(){function T(f){var s=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var d=s.hls,h=s.media,C=s.mediaSource;x.logger.log("[buffer-controller]: Media source opened"),h&&(s.updateMediaElementDuration(),d.trigger(k.Events.MEDIA_ATTACHED,{media:h})),C&&C.removeEventListener("sourceopen",s._onMediaSourceOpen),s.checkPendingTracks()},this._onMediaSourceClose=function(){x.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){x.logger.log("[buffer-controller]: Media source ended")},this.hls=f,this._initSourceBuffer(),this.registerListeners()}var E=T.prototype;return E.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},E.destroy=function(){this.unregisterListeners(),this.details=null},E.registerListeners=function(){var s=this.hls;s.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.on(k.Events.BUFFER_RESET,this.onBufferReset,this),s.on(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),s.on(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),s.on(k.Events.BUFFER_EOS,this.onBufferEos,this),s.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),s.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),s.on(k.Events.FRAG_PARSED,this.onFragParsed,this),s.on(k.Events.FRAG_CHANGED,this.onFragChanged,this)},E.unregisterListeners=function(){var s=this.hls;s.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.off(k.Events.BUFFER_RESET,this.onBufferReset,this),s.off(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),s.off(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),s.off(k.Events.BUFFER_EOS,this.onBufferEos,this),s.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),s.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),s.off(k.Events.FRAG_PARSED,this.onFragParsed,this),s.off(k.Events.FRAG_CHANGED,this.onFragChanged,this)},E._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new S.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},E.onManifestParsed=function(s,d){var h=2;(d.audio&&!d.video||!d.altAudio)&&(h=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=h,this.details=null,x.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},E.onMediaAttaching=function(s,d){var h=this.media=d.media;if(h&&L){var C=this.mediaSource=new L;C.addEventListener("sourceopen",this._onMediaSourceOpen),C.addEventListener("sourceended",this._onMediaSourceEnded),C.addEventListener("sourceclose",this._onMediaSourceClose),h.src=self.URL.createObjectURL(C),this._objectUrl=h.src}},E.onMediaDetaching=function(){var s=this.media,d=this.mediaSource,h=this._objectUrl;if(d){if(x.logger.log("[buffer-controller]: media source detaching"),d.readyState==="open")try{d.endOfStream()}catch(C){x.logger.warn("[buffer-controller]: onMediaDetaching: "+C.message+" while calling endOfStream")}this.onBufferReset(),d.removeEventListener("sourceopen",this._onMediaSourceOpen),d.removeEventListener("sourceended",this._onMediaSourceEnded),d.removeEventListener("sourceclose",this._onMediaSourceClose),s&&(h&&self.URL.revokeObjectURL(h),s.src===h?(s.removeAttribute("src"),s.load()):x.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(k.Events.MEDIA_DETACHED,void 0)},E.onBufferReset=function(){var s=this;this.getSourceBufferTypes().forEach(function(d){var h=s.sourceBuffer[d];try{h&&(s.removeBufferListeners(d),s.mediaSource&&s.mediaSource.removeSourceBuffer(h),s.sourceBuffer[d]=void 0)}catch(C){x.logger.warn("[buffer-controller]: Failed to reset the "+d+" buffer",C)}}),this._initSourceBuffer()},E.onBufferCodecs=function(s,d){var h=this,C=this.getSourceBufferTypes().length;if(Object.keys(d).forEach(function(g){if(C){var v=h.tracks[g];if(v&&typeof v.buffer.changeType=="function"){var D=d[g],w=D.codec,c=D.levelCodec,u=D.container,i=(v.levelCodec||v.codec).replace(B,"$1"),a=(c||w).replace(B,"$1");if(i!==a){var l=u+";codecs="+(c||w);h.appendChangeType(g,l)}}}else h.pendingTracks[g]=d[g]}),C)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},E.appendChangeType=function(s,d){var h=this,C=this.operationQueue,g={execute:function(){var D=h.sourceBuffer[s];D&&(x.logger.log("[buffer-controller]: changing "+s+" sourceBuffer type to "+d),D.changeType(d)),C.shiftAndExecuteNext(s)},onStart:function(){},onComplete:function(){},onError:function(D){x.logger.warn("[buffer-controller]: Failed to change "+s+" SourceBuffer type",D)}};C.append(g,s)},E.onBufferAppending=function(s,d){var h=this,C=this.hls,g=this.operationQueue,v=this.tracks,D=d.data,w=d.type,c=d.frag,u=d.part,i=d.chunkMeta,a=i.buffering[w],l=self.performance.now();a.start=l;var y=c.stats.buffering,_=u?u.stats.buffering:null;y.start===0&&(y.start=l),_&&_.start===0&&(_.start=l);var U=v.audio,F=w==="audio"&&i.id===1&&(U==null?void 0:U.container)==="audio/mpeg",H={execute:function(){if(a.executeStart=self.performance.now(),F){var I=h.sourceBuffer[w];if(I){var j=c.start-I.timestampOffset;Math.abs(j)>=.1&&(x.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+c.start+" (delta: "+j+") sn: "+c.sn+")"),I.timestampOffset=c.start)}}h.appendExecutor(D,w)},onStart:function(){},onComplete:function(){var I=self.performance.now();a.executeEnd=a.end=I,y.first===0&&(y.first=I),_&&_.first===0&&(_.first=I);var j=h.sourceBuffer,K={};for(var J in j)K[J]=W.BufferHelper.getBuffered(j[J]);h.appendError=0,h.hls.trigger(k.Events.BUFFER_APPENDED,{type:w,frag:c,part:u,chunkMeta:i,parent:c.type,timeRanges:K})},onError:function(I){x.logger.error("[buffer-controller]: Error encountered while trying to append to the "+w+" SourceBuffer",I);var j={type:p.ErrorTypes.MEDIA_ERROR,parent:c.type,details:p.ErrorDetails.BUFFER_APPEND_ERROR,err:I,fatal:!1};I.code===DOMException.QUOTA_EXCEEDED_ERR?j.details=p.ErrorDetails.BUFFER_FULL_ERROR:(h.appendError++,j.details=p.ErrorDetails.BUFFER_APPEND_ERROR,h.appendError>C.config.appendErrorMaxRetry&&(x.logger.error("[buffer-controller]: Failed "+C.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),j.fatal=!0)),C.trigger(k.Events.ERROR,j)}};g.append(H,w)},E.onBufferFlushing=function(s,d){var h=this,C=this.operationQueue,g=function(D){return{execute:h.removeExecutor.bind(h,D,d.startOffset,d.endOffset),onStart:function(){},onComplete:function(){h.hls.trigger(k.Events.BUFFER_FLUSHED,{type:D})},onError:function(c){x.logger.warn("[buffer-controller]: Failed to remove from "+D+" SourceBuffer",c)}}};d.type?C.append(g(d.type),d.type):this.getSourceBufferTypes().forEach(function(v){C.append(g(v),v)})},E.onFragParsed=function(s,d){var h=this,C=d.frag,g=d.part,v=[],D=g?g.elementaryStreams:C.elementaryStreams;D[R.ElementaryStreamTypes.AUDIOVIDEO]?v.push("audiovideo"):(D[R.ElementaryStreamTypes.AUDIO]&&v.push("audio"),D[R.ElementaryStreamTypes.VIDEO]&&v.push("video"));var w=function(){var u=self.performance.now();C.stats.buffering.end=u,g&&(g.stats.buffering.end=u);var i=g?g.stats:C.stats;h.hls.trigger(k.Events.FRAG_BUFFERED,{frag:C,part:g,stats:i,id:C.type})};v.length===0&&x.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+C.type+" level: "+C.level+" sn: "+C.sn),this.blockBuffers(w,v)},E.onFragChanged=function(s,d){this.flushBackBuffer()},E.onBufferEos=function(s,d){var h=this,C=this.getSourceBufferTypes().reduce(function(g,v){var D=h.sourceBuffer[v];return(!d.type||d.type===v)&&(D&&!D.ended&&(D.ended=!0,x.logger.log("[buffer-controller]: "+v+" sourceBuffer now EOS"))),g&&!!(!D||D.ended)},!0);C&&this.blockBuffers(function(){var g=h.mediaSource;if(!g||g.readyState!=="open")return;g.endOfStream()})},E.onLevelUpdated=function(s,d){var h=d.details;if(!h.fragments.length)return;this.details=h,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},E.flushBackBuffer=function(){var s=this.hls,d=this.details,h=this.media,C=this.sourceBuffer;if(!h||d===null)return;var g=this.getSourceBufferTypes();if(!g.length)return;var v=d.live&&s.config.liveBackBufferLength!==null?s.config.liveBackBufferLength:s.config.backBufferLength;if(!Object(X.isFiniteNumber)(v)||v<0)return;var D=h.currentTime,w=d.levelTargetDuration,c=Math.max(v,w),u=Math.floor(D/w)*w-c;g.forEach(function(i){var a=C[i];if(a){var l=W.BufferHelper.getBuffered(a);l.length>0&&u>l.start(0)&&(s.trigger(k.Events.BACK_BUFFER_REACHED,{bufferEnd:u}),d.live&&s.trigger(k.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:u}),s.trigger(k.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:u,type:i}))}})},E.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var s=this.details,d=this.hls,h=this.media,C=this.mediaSource,g=s.fragments[0].start+s.totalduration,v=h.duration,D=Object(X.isFiniteNumber)(C.duration)?C.duration:0;s.live&&d.config.liveDurationInfinity?(x.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),C.duration=Infinity,this.updateSeekableRange(s)):(g>D&&g>v||!Object(X.isFiniteNumber)(v))&&(x.logger.log("[buffer-controller]: Updating Media Source duration to "+g.toFixed(3)),C.duration=g)},E.updateSeekableRange=function(s){var d=this.mediaSource,h=s.fragments,C=h.length;if(C&&s.live&&d!==null&&d!==void 0&&d.setLiveSeekableRange){var g=Math.max(0,h[0].start),v=Math.max(g,g+s.totalduration);d.setLiveSeekableRange(g,v)}},E.checkPendingTracks=function(){var s=this.bufferCodecEventsExpected,d=this.operationQueue,h=this.pendingTracks,C=Object.keys(h).length;if(C&&!s||C===2){this.createSourceBuffers(h),this.pendingTracks={};var g=this.getSourceBufferTypes();if(g.length===0){this.hls.trigger(k.Events.ERROR,{type:p.ErrorTypes.MEDIA_ERROR,details:p.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}g.forEach(function(v){d.executeNext(v)})}},E.createSourceBuffers=function(s){var d=this.sourceBuffer,h=this.mediaSource;if(!h)throw Error("createSourceBuffers called when mediaSource was null");var C=0;for(var g in s)if(!d[g]){var v=s[g];if(!v)throw Error("source buffer exists for track "+g+", however track does not");var D=v.levelCodec||v.codec,w=v.container+";codecs="+D;x.logger.log("[buffer-controller]: creating sourceBuffer("+w+")");try{var c=d[g]=h.addSourceBuffer(w),u=g;this.addBufferListener(u,"updatestart",this._onSBUpdateStart),this.addBufferListener(u,"updateend",this._onSBUpdateEnd),this.addBufferListener(u,"error",this._onSBUpdateError),this.tracks[g]={buffer:c,codec:D,container:v.container,levelCodec:v.levelCodec,id:v.id},C++}catch(i){x.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+i.message),this.hls.trigger(k.Events.ERROR,{type:p.ErrorTypes.MEDIA_ERROR,details:p.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:i,mimeType:w})}}C&&this.hls.trigger(k.Events.BUFFER_CREATED,{tracks:this.tracks})},E._onSBUpdateStart=function(s){var d=this.operationQueue,h=d.current(s);h.onStart()},E._onSBUpdateEnd=function(s){var d=this.operationQueue,h=d.current(s);h.onComplete(),d.shiftAndExecuteNext(s)},E._onSBUpdateError=function(s,d){x.logger.error("[buffer-controller]: "+s+" SourceBuffer error",d),this.hls.trigger(k.Events.ERROR,{type:p.ErrorTypes.MEDIA_ERROR,details:p.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var h=this.operationQueue.current(s);h&&h.onError(d)},E.removeExecutor=function(s,d,h){var C=this.media,g=this.mediaSource,v=this.operationQueue,D=this.sourceBuffer,w=D[s];if(!C||!g||!w){x.logger.warn("[buffer-controller]: Attempting to remove from the "+s+" SourceBuffer, but it does not exist"),v.shiftAndExecuteNext(s);return}var c=Object(X.isFiniteNumber)(C.duration)?C.duration:Infinity,u=Object(X.isFiniteNumber)(g.duration)?g.duration:Infinity,i=Math.max(0,d),a=Math.min(h,c,u);a>i?(x.logger.log("[buffer-controller]: Removing ["+i+","+a+"] from the "+s+" SourceBuffer"),console.assert(!w.updating,s+" sourceBuffer must not be updating"),w.remove(i,a)):v.shiftAndExecuteNext(s)},E.appendExecutor=function(s,d){var h=this.operationQueue,C=this.sourceBuffer,g=C[d];if(!g){x.logger.warn("[buffer-controller]: Attempting to append to the "+d+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(d);return}g.ended=!1,console.assert(!g.updating,d+" sourceBuffer must not be updating"),g.appendBuffer(s)},E.blockBuffers=function(s,d){var h=this;if(d===void 0&&(d=this.getSourceBufferTypes()),!d.length){x.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(s);return}var C=this.operationQueue,g=d.map(function(v){return C.appendBlocker(v)});Promise.all(g).then(function(){s(),d.forEach(function(v){var D=h.sourceBuffer[v];(!D||!D.updating)&&C.shiftAndExecuteNext(v)})})},E.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},E.addBufferListener=function(s,d,h){var C=this.sourceBuffer[s];if(!C)return;var g=h.bind(this,s);this.listeners[s].push({event:d,listener:g}),C.addEventListener(d,g)},E.removeBufferListeners=function(s){var d=this.sourceBuffer[s];if(!d)return;this.listeners[s].forEach(function(h){d.removeEventListener(h.event,h.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return k});var X=M("./src/utils/logger.ts"),k=function(){function x(W){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=W}var p=x.prototype;return p.append=function(O,R){var S=this.queues[R];S.push(O),S.length===1&&this.buffers[R]&&this.executeNext(R)},p.insertAbort=function(O,R){var S=this.queues[R];S.unshift(O),this.executeNext(R)},p.appendBlocker=function(O){var R,S=new Promise(function(B){R=B}),L={execute:R,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(L,O),S},p.executeNext=function(O){var R=this.buffers,S=this.queues,L=R[O],B=S[O];if(B.length){var A=B[0];try{A.execute()}catch(T){X.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),A.onError(T),(!L||!L.updating)&&(B.shift(),this.executeNext(O))}}},p.shiftAndExecuteNext=function(O){this.queues[O].shift(),this.executeNext(O)},p.current=function(O){return this.queues[O][0]},x}()},"./src/controller/cap-level-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/events.ts");function k(W,O){for(var R=0;R<O.length;R++){var S=O[R];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(W,S.key,S)}}function x(W,O,R){return O&&k(W.prototype,O),R&&k(W,R),W}var p=function(){function W(R){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=R,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var O=W.prototype;return O.setStreamController=function(S){this.streamController=S},O.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},O.registerListeners=function(){var S=this.hls;S.on(X.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),S.on(X.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),S.on(X.Events.MANIFEST_PARSED,this.onManifestParsed,this),S.on(X.Events.BUFFER_CODECS,this.onBufferCodecs,this),S.on(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},O.unregisterListener=function(){var S=this.hls;S.off(X.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),S.off(X.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),S.off(X.Events.MANIFEST_PARSED,this.onManifestParsed,this),S.off(X.Events.BUFFER_CODECS,this.onBufferCodecs,this),S.off(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},O.onFpsDropLevelCapping=function(S,L){W.isLevelAllowed(L.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(L.droppedLevel)},O.onMediaAttaching=function(S,L){this.media=L.media instanceof HTMLVideoElement?L.media:null},O.onManifestParsed=function(S,L){var B=this.hls;this.restrictedLevels=[],this.firstLevel=L.firstLevel,B.config.capLevelToPlayerSize&&L.video&&this.startCapping()},O.onBufferCodecs=function(S,L){var B=this.hls;B.config.capLevelToPlayerSize&&L.video&&this.startCapping()},O.onMediaDetaching=function(){this.stopCapping()},O.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var S=this.hls.levels;if(S.length){var L=this.hls;L.autoLevelCapping=this.getMaxLevel(S.length-1),L.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=L.autoLevelCapping}}},O.getMaxLevel=function(S){var L=this,B=this.hls.levels;if(!B.length)return-1;var A=B.filter(function(T,E){return W.isLevelAllowed(E,L.restrictedLevels)&&E<=S});return this.clientRect=null,W.getMaxLevelByMediaSize(A,this.mediaWidth,this.mediaHeight)},O.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()},O.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},O.getDimensions=function(){if(this.clientRect)return this.clientRect;var S=this.media,L={width:0,height:0};if(S){var B=S.getBoundingClientRect();L.width=B.width,L.height=B.height,!L.width&&!L.height&&(L.width=B.right-B.left||S.width||0,L.height=B.bottom-B.top||S.height||0)}return this.clientRect=L,L},W.isLevelAllowed=function(S,L){return L===void 0&&(L=[]),L.indexOf(S)===-1},W.getMaxLevelByMediaSize=function(S,L,B){if(!S||!S.length)return-1;for(var A=function(d,h){return h?d.width!==h.width||d.height!==h.height:!0},T=S.length-1,E=0;E<S.length;E+=1){var f=S[E];if((f.width>=L||f.height>=B)&&A(f,S[E+1])){T=E;break}}return T},x(W,[{key:"mediaWidth",get:function(){return this.getDimensions().width*W.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*W.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var S=1;try{S=self.devicePixelRatio}catch(L){}return S}}]),W}();$.default=p},"./src/controller/cmcd-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return A});var X=M("./src/events.ts"),k=M("./src/types/cmcd.ts"),x=M("./src/utils/buffer-helper.ts"),p=M("./src/utils/logger.ts");function W(T,E){for(var f=0;f<E.length;f++){var s=E[f];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(T,s.key,s)}}function O(T,E,f){return E&&W(T.prototype,E),f&&W(T,f),T}function R(T,E){var f=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(f)return(f=f.call(T)).next.bind(f);if(Array.isArray(T)||(f=S(T))||E&&T&&typeof T.length=="number"){f&&(T=f);var s=0;return function(){return s>=T.length?{done:!0}:{done:!1,value:T[s++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
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0,this.onWaiting=function(){s.initialized&&(s.starved=!0),s.buffering=!0},this.onPlaying=function(){s.initialized||(s.initialized=!0),s.buffering=!1},this.applyPlaylistData=function(C){try{s.apply(C,{ot:k.CMCDObjectType.MANIFEST,su:!s.initialized})}catch(g){p.logger.warn("Could not generate manifest CMCD data.",g)}},this.applyFragmentData=function(C){try{var g=C.frag,v=s.hls.levels[g.level],D=s.getObjectType(g),w={d:g.duration*1e3,ot:D};(D===k.CMCDObjectType.VIDEO||D===k.CMCDObjectType.AUDIO||D==k.CMCDObjectType.MUXED)&&(w.br=v.bitrate/1e3,w.tb=s.getTopBandwidth(D),w.bl=s.getBufferLength(D)),s.apply(C,w)}catch(c){p.logger.warn("Could not generate segment CMCD data.",c)}},this.hls=f;var d=this.config=f.config,h=d.cmcd;h!=null&&(d.pLoader=this.createPlaylistLoader(),d.fLoader=this.createFragmentLoader(),this.sid=h.sessionId||T.uuid(),this.cid=h.contentId,this.useHeaders=h.useHeaders===!0,this.registerListeners())}var E=T.prototype;return E.registerListeners=function(){var s=this.hls;s.on(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(X.Events.MEDIA_DETACHED,this.onMediaDetached,this),s.on(X.Events.BUFFER_CREATED,this.onBufferCreated,this)},E.unregisterListeners=function(){var s=this.hls;s.off(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(X.Events.MEDIA_DETACHED,this.onMediaDetached,this),s.off(X.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},E.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},E.onMediaAttached=function(s,d){this.media=d.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},E.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},E.onBufferCreated=function(s,d){var h,C;this.audioBuffer=(h=d.tracks.audio)===null||h===void 0?void 0:h.buffer,this.videoBuffer=(C=d.tracks.video)===null||C===void 0?void 0:C.buffer},E.createData=function(){var s;return{v:k.CMCDVersion,sf:k.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(s=this.media)===null||s===void 0?void 0:s.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},E.apply=function(s,d){d===void 0&&(d={}),B(d,this.createData());var h=d.ot===k.CMCDObjectType.INIT||d.ot===k.CMCDObjectType.VIDEO||d.ot===k.CMCDObjectType.MUXED;if(this.starved&&h&&(d.bs=!0,d.su=!0,this.starved=!1),d.su==null&&(d.su=this.buffering),this.useHeaders){var C=T.toHeaders(d);if(!Object.keys(C).length)return;s.headers||(s.headers={}),B(s.headers,C)}else{var g=T.toQuery(d);if(!g)return;s.url=T.appendQueryToUri(s.url,g)}},E.getObjectType=function(s){var d=s.type;return d==="subtitle"?k.CMCDObjectType.TIMED_TEXT:s.sn==="initSegment"?k.CMCDObjectType.INIT:d==="audio"?k.CMCDObjectType.AUDIO:d==="main"?this.hls.audioTracks.length?k.CMCDObjectType.VIDEO:k.CMCDObjectType.MUXED:void 0},E.getTopBandwidth=function(s){for(var d=0,h=s===k.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,C=R(h),g;!(g=C()).done;){var v=g.value;v.bitrate>d&&(d=v.bitrate)}return d>0?d:NaN},E.getBufferLength=function(s){var d=this.hls.media,h=s===k.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!h||!d)return NaN;var C=x.BufferHelper.bufferInfo(h,d.currentTime,this.config.maxBufferHole);return C.len*1e3},E.createPlaylistLoader=function(){var s=this.config.pLoader,d=this.applyPlaylistData,h=s||this.config.loader;return function(){function C(v){this.loader=void 0,this.loader=new h(v)}var g=C.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(D,w,c){d(D),this.loader.load(D,w,c)},O(C,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),C}()},E.createFragmentLoader=function(){var s=this.config.fLoader,d=this.applyFragmentData,h=s||this.config.loader;return function(){function C(v){this.loader=void 0,this.loader=new h(v)}var g=C.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(D,w,c){d(D),this.loader.load(D,w,c)},O(C,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),C}()},T.uuid=function(){var s=URL.createObjectURL(new Blob),d=s.toString();return URL.revokeObjectURL(s),d.substr(d.lastIndexOf("/")+1)},T.serialize=function(s){for(var d=[],h=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},C=function(F){return Math.round(F)},g=function(F){return C(F/100)*100},v=function(F){return encodeURIComponent(F)},D={br:C,d:C,bl:g,dl:g,mtp:g,nor:v,rtp:g,tb:C},w=Object.keys(s||{}).sort(),c=R(w),u;!(u=c()).done;){var i=u.value,a=s[i];if(!h(a))continue;if(i==="v"&&a===1)continue;if(i=="pr"&&a===1)continue;var l=D[i];l&&(a=l(a));var y=typeof a,_=void 0;i==="ot"||i==="sf"||i==="st"?_=i+"="+a:y==="boolean"?_=i:y==="number"?_=i+"="+a:_=i+"="+JSON.stringify(a),d.push(_)}return d.join(",")},T.toHeaders=function(s){for(var d=Object.keys(s),h={},C=["Object","Request","Session","Status"],g=[{},{},{},{}],v={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,w=d;D<w.length;D++){var c=w[D],u=v[c]!=null?v[c]:1;g[u][c]=s[c]}for(var i=0;i<g.length;i++){var a=T.serialize(g[i]);a&&(h["CMCD-"+C[i]]=a)}return h},T.toQuery=function(s){return"CMCD="+encodeURIComponent(T.serialize(s))},T.appendQueryToUri=function(s,d){if(!d)return s;var h=s.includes("?")?"&":"?";return""+s+h+d},T}()},"./src/controller/eme-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/events.ts"),k=M("./src/errors.ts"),x=M("./src/utils/logger.ts"),p=M("./src/utils/mediakeys-helper.ts");function W(A,T){for(var E=0;E<T.length;E++){var f=T[E];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(A,f.key,f)}}function O(A,T,E){return T&&W(A.prototype,T),E&&W(A,E),A}var R=3,S=function(T,E,f){var s={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(d){s.audioCapabilities.push({contentType:'audio/mp4; codecs="'+d+'"',robustness:f.audioRobustness||""})}),E.forEach(function(d){s.videoCapabilities.push({contentType:'video/mp4; codecs="'+d+'"',robustness:f.videoRobustness||""})}),[s]},L=function(T,E,f,s){switch(T){case p.KeySystems.WIDEVINE:return S(E,f,s);default:throw new Error("Unknown key-system: "+T)}},B=function(){function A(E){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=E,this._config=E.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var T=A.prototype;return T.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},T._registerListeners=function(){this.hls.on(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(X.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(X.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T._unregisterListeners=function(){this.hls.off(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(X.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(X.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T.getLicenseServerUrl=function(f){switch(f){case p.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+f+'"')},T._attemptKeySystemAccess=function(f,s,d){var h=this,C=L(f,s,d,this._drmSystemOptions);x.logger.log("Requesting encrypted media key-system access");var g=this.requestMediaKeySystemAccess(f,C);this.mediaKeysPromise=g.then(function(v){return h._onMediaKeySystemAccessObtained(f,v)}),g.catch(function(v){x.logger.error('Failed to obtain key-system "'+f+'" access:',v)})},T._onMediaKeySystemAccessObtained=function(f,s){var d=this;x.logger.log('Access for key-system "'+f+'" obtained');var h={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:s,mediaKeySystemDomain:f};this._mediaKeysList.push(h);var C=Promise.resolve().then(function(){return s.createMediaKeys()}).then(function(g){return h.mediaKeys=g,x.logger.log('Media-keys created for key-system "'+f+'"'),d._onMediaKeysCreated(),g});return C.catch(function(g){x.logger.error("Failed to create media-keys:",g)}),C},T._onMediaKeysCreated=function(){var f=this;this._mediaKeysList.forEach(function(s){s.mediaKeysSession||(s.mediaKeysSession=s.mediaKeys.createSession(),f._onNewMediaKeySession(s.mediaKeysSession))})},T._onNewMediaKeySession=function(f){var s=this;x.logger.log("New key-system session "+f.sessionId),f.addEventListener("message",function(d){s._onKeySessionMessage(f,d.message)},!1)},T._onKeySessionMessage=function(f,s){x.logger.log("Got EME message event, creating license request"),this._requestLicense(s,function(d){x.logger.log("Received license data (length: "+(d&&d.byteLength)+"), updating key-session"),f.update(d)})},T.onMediaEncrypted=function(f){var s=this;if(x.logger.log('Media is encrypted using "'+f.initDataType+'" init data type'),!this.mediaKeysPromise){x.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var d=function(C){if(!s._media)return;s._attemptSetMediaKeys(C),s._generateRequestWithPreferredKeySession(f.initDataType,f.initData)};this.mediaKeysPromise.then(d).catch(d)},T._attemptSetMediaKeys=function(f){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var s=this._mediaKeysList[0];if(!s||!s.mediaKeys){x.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}x.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(s.mediaKeys),this._hasSetMediaKeys=!0}},T._generateRequestWithPreferredKeySession=function(f,s){var d=this,h=this._mediaKeysList[0];if(!h){x.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(h.mediaKeysSessionInitialized){x.logger.warn("Key-Session already initialized but requested again");return}var C=h.mediaKeysSession;if(!C){x.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!s){x.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}x.logger.log('Generating key-session request for "'+f+'" init data type'),h.mediaKeysSessionInitialized=!0,C.generateRequest(f,s).then(function(){x.logger.debug("Key-session generation succeeded")}).catch(function(g){x.logger.error("Error generating key-session request:",g),d.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(f,s,d){var h=new XMLHttpRequest;h.responseType="arraybuffer",h.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,h,f,s,d);var C=this._licenseXhrSetup;if(C)try{C.call(this.hls,h,f),C=void 0}catch(g){x.logger.error(g)}try{h.readyState||h.open("POST",f,!0),C&&C.call(this.hls,h,f)}catch(g){throw new Error("issue setting up KeySystem license XHR "+g)}return h},T._onLicenseRequestReadyStageChange=function(f,s,d,h){switch(f.readyState){case 4:if(f.status===200){this._requestLicenseFailureCount=0,x.logger.log("License request succeeded");var C=f.response,g=this._licenseResponseCallback;if(g)try{C=g.call(this.hls,f,s)}catch(D){x.logger.error(D)}h(C)}else{if(x.logger.error("License Request XHR failed ("+s+"). Status: "+f.status+" ("+f.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>R){this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var v=R-this._requestLicenseFailureCount+1;x.logger.warn("Retrying license request, "+v+" attempts left"),this._requestLicense(d,h)}break}},T._generateLicenseRequestChallenge=function(f,s){switch(f.mediaKeySystemDomain){case p.KeySystems.WIDEVINE:return s}throw new Error("unsupported key-system: "+f.mediaKeySystemDomain)},T._requestLicense=function(f,s){x.logger.log("Requesting content license for key-system");var d=this._mediaKeysList[0];if(!d){x.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var h=this.getLicenseServerUrl(d.mediaKeySystemDomain),C=this._createLicenseXhr(h,f,s);x.logger.log("Sending license request to URL: "+h);var g=this._generateLicenseRequestChallenge(d,f);C.send(g)}catch(v){x.logger.error("Failure requesting DRM license: "+v),this.hls.trigger(X.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(f,s){if(!this._emeEnabled)return;var d=s.media;this._media=d,d.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var f=this._media,s=this._mediaKeysList;if(!f)return;f.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(s.map(function(d){if(d.mediaKeysSession)return d.mediaKeysSession.close().catch(function(){})})).then(function(){return f.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(f,s){if(!this._emeEnabled)return;var d=s.levels.map(function(C){return C.audioCodec}).filter(function(C){return!!C}),h=s.levels.map(function(C){return C.videoCodec}).filter(function(C){return!!C});this._attemptKeySystemAccess(p.KeySystems.WIDEVINE,d,h)},O(A,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),A}();$.default=B},"./src/controller/fps-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/events.ts"),k=M("./src/utils/logger.ts"),x=function(){function p(O){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=O,this.registerListeners()}var W=p.prototype;return W.setStreamController=function(R){this.streamController=R},W.registerListeners=function(){this.hls.on(X.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},W.unregisterListeners=function(){this.hls.off(X.Events.MEDIA_ATTACHING,this.onMediaAttaching)},W.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},W.onMediaAttaching=function(R,S){var L=this.hls.config;if(L.capLevelOnFPSDrop){var B=S.media instanceof self.HTMLVideoElement?S.media:null;this.media=B,B&&typeof B.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),L.fpsDroppedMonitoringPeriod)}},W.checkFPS=function(R,S,L){var B=performance.now();if(S){if(this.lastTime){var A=B-this.lastTime,T=L-this.lastDroppedFrames,E=S-this.lastDecodedFrames,f=1e3*T/A,s=this.hls;if(s.trigger(X.Events.FPS_DROP,{currentDropped:T,currentDecoded:E,totalDroppedFrames:L}),f>0&&T>s.config.fpsDroppedMonitoringThreshold*E){var d=s.currentLevel;k.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(s.autoLevelCapping===-1||s.autoLevelCapping>=d)&&(d=d-1,s.trigger(X.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:s.currentLevel}),s.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=B,this.lastDroppedFrames=L,this.lastDecodedFrames=S}},W.checkFPSInterval=function(){var R=this.media;if(R)if(this.isVideoPlaybackQualityAvailable){var S=R.getVideoPlaybackQuality();this.checkFPS(R,S.totalVideoFrames,S.droppedVideoFrames)}else this.checkFPS(R,R.webkitDecodedFrameCount,R.webkitDroppedFrameCount)},p}();$.default=x},"./src/controller/fragment-finders.ts":function(ne,$,M){"use strict";M.r($),M.d($,"findFragmentByPDT",function(){return x}),M.d($,"findFragmentByPTS",function(){return p}),M.d($,"fragmentWithinToleranceTest",function(){return W}),M.d($,"pdtWithinToleranceTest",function(){return O}),M.d($,"findFragWithCC",function(){return R});var X=M("./src/polyfills/number.ts"),k=M("./src/utils/binary-search.ts");function x(S,L,B){if(L===null||!Array.isArray(S)||!S.length||!Object(X.isFiniteNumber)(L))return null;var A=S[0].programDateTime;if(L<(A||0))return null;var T=S[S.length-1].endProgramDateTime;if(L>=(T||0))return null;B=B||0;for(var E=0;E<S.length;++E){var f=S[E];if(O(L,B,f))return f}return null}function p(S,L,B,A){B===void 0&&(B=0),A===void 0&&(A=0);var T=null;if(S?T=L[S.sn-L[0].sn+1]||null:B===0&&L[0].start===0&&(T=L[0]),T&&W(B,A,T)===0)return T;var E=k.default.search(L,W.bind(null,B,A));return E||T}function W(S,L,B){S===void 0&&(S=0),L===void 0&&(L=0);var A=Math.min(L,B.duration+(B.deltaPTS?B.deltaPTS:0));return B.start+B.duration-A<=S?1:B.start-A>S&&B.start?-1:0}function O(S,L,B){var A=Math.min(L,B.duration+(B.deltaPTS?B.deltaPTS:0))*1e3,T=B.endProgramDateTime||0;return T-A>S}function R(S,L){return k.default.search(S,function(B){return B.cc<L?1:B.cc>L?-1:0})}},"./src/controller/fragment-tracker.ts":function(ne,$,M){"use strict";M.r($),M.d($,"FragmentState",function(){return x}),M.d($,"FragmentTracker",function(){return p});var X=M("./src/events.ts"),k=M("./src/types/loader.ts"),x;(function(R){R.NOT_LOADED="NOT_LOADED",R.BACKTRACKED="BACKTRACKED",R.APPENDING="APPENDING",R.PARTIAL="PARTIAL",R.OK="OK"})(x||(x={}));var p=function(){function R(L){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=L,this._registerListeners()}var S=R.prototype;return S._registerListeners=function(){var B=this.hls;B.on(X.Events.BUFFER_APPENDED,this.onBufferAppended,this),B.on(X.Events.FRAG_BUFFERED,this.onFragBuffered,this),B.on(X.Events.FRAG_LOADED,this.onFragLoaded,this)},S._unregisterListeners=function(){var B=this.hls;B.off(X.Events.BUFFER_APPENDED,this.onBufferAppended,this),B.off(X.Events.FRAG_BUFFERED,this.onFragBuffered,this),B.off(X.Events.FRAG_LOADED,this.onFragLoaded,this)},S.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},S.getAppendedFrag=function(B,A){if(A===k.PlaylistLevelType.MAIN){var T=this.activeFragment,E=this.activeParts;if(!T)return null;if(E)for(var f=E.length;f--;){var s=E[f],d=s?s.end:T.appendedPTS;if(s.start<=B&&d!==void 0&&B<=d)return f>9&&(this.activeParts=E.slice(f-9)),s}else if(T.start<=B&&T.appendedPTS!==void 0&&B<=T.appendedPTS)return T}return this.getBufferedFrag(B,A)},S.getBufferedFrag=function(B,A){for(var T=this.fragments,E=Object.keys(T),f=E.length;f--;){var s=T[E[f]];if((s==null?void 0:s.body.type)===A&&s.buffered){var d=s.body;if(d.start<=B&&B<=d.end)return d}}return null},S.detectEvictedFragments=function(B,A,T){var E=this;Object.keys(this.fragments).forEach(function(f){var s=E.fragments[f];if(!s)return;if(!s.buffered){s.body.type===T&&E.removeFragment(s.body);return}var d=s.range[B];if(!d)return;d.time.some(function(h){var C=!E.isTimeBuffered(h.startPTS,h.endPTS,A);return C&&E.removeFragment(s.body),C})})},S.detectPartialFragments=function(B){var A=this,T=this.timeRanges,E=B.frag,f=B.part;if(!T||E.sn==="initSegment")return;var s=O(E),d=this.fragments[s];if(!d)return;Object.keys(T).forEach(function(h){var C=E.elementaryStreams[h];if(!C)return;var g=T[h],v=f!==null||C.partial===!0;d.range[h]=A.getBufferedTimes(E,f,v,g)}),d.backtrack=d.loaded=null,Object.keys(d.range).length?d.buffered=!0:this.removeFragment(d.body)},S.fragBuffered=function(B){var A=O(B),T=this.fragments[A];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},S.getBufferedTimes=function(B,A,T,E){for(var f={time:[],partial:T},s=A?A.start:B.start,d=A?A.end:B.end,h=B.minEndPTS||d,C=B.maxStartPTS||s,g=0;g<E.length;g++){var v=E.start(g)-this.bufferPadding,D=E.end(g)+this.bufferPadding;if(C>=v&&h<=D){f.time.push({startPTS:Math.max(s,E.start(g)),endPTS:Math.min(d,E.end(g))});break}else if(s<D&&d>v)f.partial=!0,f.time.push({startPTS:Math.max(s,E.start(g)),endPTS:Math.min(d,E.end(g))});else if(d<=v)break}return f},S.getPartialFragment=function(B){var A=null,T,E,f,s=0,d=this.bufferPadding,h=this.fragments;return Object.keys(h).forEach(function(C){var g=h[C];if(!g)return;W(g)&&(E=g.body.start-d,f=g.body.end+d,B>=E&&B<=f&&(T=Math.min(B-E,f-B),s<=T&&(A=g.body,s=T)))}),A},S.getState=function(B){var A=O(B),T=this.fragments[A];return T?T.buffered?W(T)?x.PARTIAL:x.OK:T.backtrack?x.BACKTRACKED:x.APPENDING:x.NOT_LOADED},S.backtrack=function(B,A){var T=O(B),E=this.fragments[T];if(!E||E.backtrack)return null;var f=E.backtrack=A||E.loaded;return E.loaded=null,f},S.getBacktrackData=function(B){var A=O(B),T=this.fragments[A];if(T){var E,f=T.backtrack;if(f!=null&&(E=f.payload)!==null&&E!==void 0&&E.byteLength)return f;this.removeFragment(B)}return null},S.isTimeBuffered=function(B,A,T){for(var E,f,s=0;s<T.length;s++){if(E=T.start(s)-this.bufferPadding,f=T.end(s)+this.bufferPadding,B>=E&&A<=f)return!0;if(A<=E)return!1}return!1},S.onFragLoaded=function(B,A){var T=A.frag,E=A.part;if(T.sn==="initSegment"||T.bitrateTest||E)return;var f=O(T);this.fragments[f]={body:T,loaded:A,backtrack:null,buffered:!1,range:Object.create(null)}},S.onBufferAppended=function(B,A){var T=this,E=A.frag,f=A.part,s=A.timeRanges;if(E.type===k.PlaylistLevelType.MAIN)if(this.activeFragment=E,f){var d=this.activeParts;d||(this.activeParts=d=[]),d.push(f)}else this.activeParts=null;this.timeRanges=s,Object.keys(s).forEach(function(h){var C=s[h];if(T.detectEvictedFragments(h,C),!f)for(var g=0;g<C.length;g++)E.appendedPTS=Math.max(C.end(g),E.appendedPTS||0)})},S.onFragBuffered=function(B,A){this.detectPartialFragments(A)},S.hasFragment=function(B){var A=O(B);return!!this.fragments[A]},S.removeFragmentsInRange=function(B,A,T){var E=this;Object.keys(this.fragments).forEach(function(f){var s=E.fragments[f];if(!s)return;if(s.buffered){var d=s.body;d.type===T&&d.start<A&&d.end>B&&E.removeFragment(d)}})},S.removeFragment=function(B){var A=O(B);B.stats.loaded=0,B.clearElementaryStreamInfo(),delete this.fragments[A]},S.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},R}();function W(R){var S,L;return R.buffered&&(((S=R.range.video)===null||S===void 0?void 0:S.partial)||((L=R.range.audio)===null||L===void 0?void 0:L.partial))}function O(R){return R.type+"_"+R.level+"_"+R.urlId+"_"+R.sn}},"./src/controller/gap-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"STALL_MINIMUM_DURATION_MS",function(){return W}),M.d($,"MAX_START_GAP_JUMP",function(){return O}),M.d($,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return R}),M.d($,"SKIP_BUFFER_RANGE_START",function(){return S}),M.d($,"default",function(){return L});var X=M("./src/utils/buffer-helper.ts"),k=M("./src/errors.ts"),x=M("./src/events.ts"),p=M("./src/utils/logger.ts"),W=250,O=2,R=.1,S=.05,L=function(){function B(T,E,f,s){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=E,this.fragmentTracker=f,this.hls=s}var A=B.prototype;return A.destroy=function(){this.hls=this.fragmentTracker=this.media=null},A.poll=function(E){var f=this.config,s=this.media,d=this.stalled,h=s.currentTime,C=s.seeking,g=this.seeking&&!C,v=!this.seeking&&C;if(this.seeking=C,h!==E){if(this.moved=!0,d!==null){if(this.stallReported){var D=self.performance.now()-d;p.logger.warn("playback not stuck anymore @"+h+", after "+Math.round(D)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((v||g)&&(this.stalled=null),s.paused||s.ended||s.playbackRate===0||!X.BufferHelper.getBuffered(s).length)return;var w=X.BufferHelper.bufferInfo(s,h,0),c=w.len>0,u=w.nextStart||0;if(!c&&!u)return;if(C){var i=w.len>O,a=!u||u-h>O&&!this.fragmentTracker.getPartialFragment(h);if(i||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var l,y=Math.max(u,w.start||0)-h,_=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,U=_==null||((l=_.details)===null||l===void 0)?void 0:l.live,F=U?_.details.targetduration*2:O;if(y>0&&y<=F){this._trySkipBufferHole(null);return}}var H=self.performance.now();if(d===null){this.stalled=H;return}var G=H-d;!C&&G>=W&&this._reportStall(w.len);var I=X.BufferHelper.bufferInfo(s,h,f.maxBufferHole);this._tryFixBufferStall(I,G)},A._tryFixBufferStall=function(E,f){var s=this.config,d=this.fragmentTracker,h=this.media,C=h.currentTime,g=d.getPartialFragment(C);if(g){var v=this._trySkipBufferHole(g);if(v)return}E.len>s.maxBufferHole&&f>s.highBufferWatchdogPeriod*1e3&&(p.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},A._reportStall=function(E){var f=this.hls,s=this.media,d=this.stallReported;d||(this.stallReported=!0,p.logger.warn("Playback stalling at @"+s.currentTime+" due to low buffer (buffer="+E+")"),f.trigger(x.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:E}))},A._trySkipBufferHole=function(E){for(var f=this.config,s=this.hls,d=this.media,h=d.currentTime,C=0,g=X.BufferHelper.getBuffered(d),v=0;v<g.length;v++){var D=g.start(v);if(h+f.maxBufferHole>=C&&h<D){var w=Math.max(D+S,d.currentTime+R);return p.logger.warn("skipping hole, adjusting currentTime from "+h+" to "+w),this.moved=!0,this.stalled=null,d.currentTime=w,E&&s.trigger(x.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+h+" to "+w,frag:E}),w}C=g.end(v)}return 0},A._tryNudgeBuffer=function(){var E=this.config,f=this.hls,s=this.media,d=s.currentTime,h=(this.nudgeRetry||0)+1;if(this.nudgeRetry=h,h<E.nudgeMaxRetry){var C=d+h*E.nudgeOffset;p.logger.warn("Nudging 'currentTime' from "+d+" to "+C),s.currentTime=C,f.trigger(x.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else p.logger.error("Playhead still not moving while enough data buffered @"+d+" after "+E.nudgeMaxRetry+" nudges"),f.trigger(x.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},B}()},"./src/controller/id3-track-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/events.ts"),k=M("./src/utils/texttrack-utils.ts"),x=M("./src/demux/id3.ts"),p=.25,W=function(){function O(S){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=S,this._registerListeners()}var R=O.prototype;return R.destroy=function(){this._unregisterListeners()},R._registerListeners=function(){var L=this.hls;L.on(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.on(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.on(X.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),L.on(X.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},R._unregisterListeners=function(){var L=this.hls;L.off(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),L.off(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this),L.off(X.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),L.off(X.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},R.onMediaAttached=function(L,B){this.media=B.media},R.onMediaDetaching=function(){if(!this.id3Track)return;Object(k.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},R.getID3Track=function(L){if(!this.media)return;for(var B=0;B<L.length;B++){var A=L[B];if(A.kind==="metadata"&&A.label==="id3")return Object(k.sendAddTrackEvent)(A,this.media),A}return this.media.addTextTrack("metadata","id3")},R.onFragParsingMetadata=function(L,B){if(!this.media)return;var A=B.frag,T=B.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var E=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,f=0;f<T.length;f++){var s=x.getID3Frames(T[f].data);if(s){var d=T[f].pts,h=f<T.length-1?T[f+1].pts:A.end,C=h-d;C<=0&&(h=d+p);for(var g=0;g<s.length;g++){var v=s[g];if(!x.isTimeStampFrame(v)){var D=new E(d,h,"");D.value=v,this.id3Track.addCue(D)}}}}},R.onBufferFlushing=function(L,B){var A=B.startOffset,T=B.endOffset,E=B.type;if(!E||E==="audio"){var f=this.id3Track;f&&Object(k.removeCuesInRange)(f,A,T)}},O}();$.default=W},"./src/controller/latency-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return O});var X=M("./src/errors.ts"),k=M("./src/events.ts"),x=M("./src/utils/logger.ts");function p(R,S){for(var L=0;L<S.length;L++){var B=S[L];B.enumerable=B.enumerable||!1,B.configurable=!0,"value"in B&&(B.writable=!0),Object.defineProperty(R,B.key,B)}}function W(R,S,L){return S&&p(R.prototype,S),L&&p(R,L),R}var O=function(){function R(L){var B=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 B.timeupdate()},this.hls=L,this.config=L.config,this.registerListeners()}var S=R.prototype;return S.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},S.registerListeners=function(){this.hls.on(k.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(k.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){this.hls.off(k.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(k.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(k.Events.ERROR,this.onError)},S.onMediaAttached=function(B,A){this.media=A.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},S.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},S.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},S.onLevelUpdated=function(B,A){var T=A.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},S.onError=function(B,A){if(A.details!==X.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,x.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},S.timeupdate=function(){var B=this.media,A=this.levelDetails;if(!B||!A)return;this.currentTime=B.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var E=this.config,f=E.lowLatencyMode,s=E.maxLiveSyncPlaybackRate;if(!f||s===1)return;var d=this.targetLatency;if(d===null)return;var h=T-d,C=Math.min(this.maxLatency,d+A.targetduration),g=h<C;if(A.live&&g&&h>.05&&this.forwardBufferLength>1){var v=Math.min(2,Math.max(1,s)),D=Math.round(2/(1+Math.exp(-.75*h-this.edgeStalled))*20)/20;B.playbackRate=Math.min(v,Math.max(1,D))}else B.playbackRate!==1&&B.playbackRate!==0&&(B.playbackRate=1)},S.estimateLiveEdge=function(){var B=this.levelDetails;return B===null?null:B.edge+B.age},S.computeLatency=function(){var B=this.estimateLiveEdge();return B===null?null:B-this.currentTime},W(R,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var B=this.config,A=this.levelDetails;return B.liveMaxLatencyDuration!==void 0?B.liveMaxLatencyDuration:A?B.liveMaxLatencyDurationCount*A.targetduration:0}},{key:"targetLatency",get:function(){var B=this.levelDetails;if(B===null)return null;var A=B.holdBack,T=B.partHoldBack,E=B.targetduration,f=this.config,s=f.liveSyncDuration,d=f.liveSyncDurationCount,h=f.lowLatencyMode,C=this.hls.userConfig,g=h&&T||A;(C.liveSyncDuration||C.liveSyncDurationCount||g===0)&&(g=s!==void 0?s:d*E);var v=E,D=1;return g+Math.min(this.stallCount*D,v)}},{key:"liveSyncPosition",get:function(){var B=this.estimateLiveEdge(),A=this.targetLatency,T=this.levelDetails;if(B===null||A===null||T===null)return null;var E=T.edge,f=B-A-this.edgeStalled,s=E-T.totalduration,d=E-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(s,f),d)}},{key:"drift",get:function(){var B=this.levelDetails;return B===null?1:B.drift}},{key:"edgeStalled",get:function(){var B=this.levelDetails;if(B===null)return 0;var A=(this.config.lowLatencyMode&&B.partTarget||B.targetduration)*3;return Math.max(B.age-A,0)}},{key:"forwardBufferLength",get:function(){var B=this.media,A=this.levelDetails;if(!B||!A)return 0;var T=B.buffered.length;return T?B.buffered.end(T-1):A.edge-this.currentTime}}]),R}()},"./src/controller/level-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return f});var X=M("./src/types/level.ts"),k=M("./src/events.ts"),x=M("./src/errors.ts"),p=M("./src/utils/codecs.ts"),W=M("./src/controller/level-helper.ts"),O=M("./src/controller/base-playlist-controller.ts"),R=M("./src/types/loader.ts");function S(){return S=Object.assign||function(s){for(var d=1;d<arguments.length;d++){var h=arguments[d];for(var C in h)Object.prototype.hasOwnProperty.call(h,C)&&(s[C]=h[C])}return s},S.apply(this,arguments)}function L(s,d){for(var h=0;h<d.length;h++){var C=d[h];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(s,C.key,C)}}function B(s,d,h){return d&&L(s.prototype,d),h&&L(s,h),s}function A(s,d){s.prototype=Object.create(d.prototype),s.prototype.constructor=s,T(s,d)}function T(s,d){return T=Object.setPrototypeOf||function(C,g){return C.__proto__=g,C},T(s,d)}var E=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),f=function(s){A(d,s);function d(C){var g;return g=s.call(this,C,"[level-controller]")||this,g._levels=[],g._firstLevel=-1,g._startLevel=void 0,g.currentLevelIndex=-1,g.manualLevelIndex=-1,g.onParsedComplete=void 0,g._registerListeners(),g}var h=d.prototype;return h._registerListeners=function(){var g=this.hls;g.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.on(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.on(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),g.on(k.Events.ERROR,this.onError,this)},h._unregisterListeners=function(){var g=this.hls;g.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.off(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.off(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),g.off(k.Events.ERROR,this.onError,this)},h.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,s.prototype.destroy.call(this)},h.startLoad=function(){var g=this._levels;g.forEach(function(v){v.loadError=0}),s.prototype.startLoad.call(this)},h.onManifestLoaded=function(g,v){var D=[],w=[],c=[],u,i={},a,l=!1,y=!1,_=!1;if(v.levels.forEach(function(G){var I=G.attrs;l=l||!!(G.width&&G.height),y=y||!!G.videoCodec,_=_||!!G.audioCodec,E&&G.audioCodec&&G.audioCodec.indexOf("mp4a.40.34")!==-1&&(G.audioCodec=void 0);var j=G.bitrate+"-"+G.attrs.RESOLUTION+"-"+G.attrs.CODECS;a=i[j],a?a.url.push(G.url):(a=new X.Level(G),i[j]=a,D.push(a)),I&&(I.AUDIO&&Object(W.addGroupId)(a,"audio",I.AUDIO),I.SUBTITLES&&Object(W.addGroupId)(a,"text",I.SUBTITLES))}),(l||y)&&_&&(D=D.filter(function(G){var I=G.videoCodec,j=G.width,K=G.height;return!!I||!!(j&&K)})),D=D.filter(function(G){var I=G.audioCodec,j=G.videoCodec;return(!I||Object(p.isCodecSupportedInMp4)(I,"audio"))&&(!j||Object(p.isCodecSupportedInMp4)(j,"video"))}),v.audioTracks&&(w=v.audioTracks.filter(function(G){return!G.audioCodec||Object(p.isCodecSupportedInMp4)(G.audioCodec,"audio")}),Object(W.assignTrackIdsByGroup)(w)),v.subtitles&&(c=v.subtitles,Object(W.assignTrackIdsByGroup)(c)),D.length>0){u=D[0].bitrate,D.sort(function(G,I){return G.bitrate-I.bitrate}),this._levels=D;for(var U=0;U<D.length;U++)if(D[U].bitrate===u){this._firstLevel=U,this.log("manifest loaded, "+D.length+" level(s) found, first bitrate: "+u);break}var F=_&&!y,H={levels:D,audioTracks:w,subtitleTracks:c,firstLevel:this._firstLevel,stats:v.stats,audio:_,video:y,altAudio:!F&&w.some(function(G){return!!G.url})};this.hls.trigger(k.Events.MANIFEST_PARSED,H),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(k.Events.ERROR,{type:x.ErrorTypes.MEDIA_ERROR,details:x.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:v.url,reason:"no level with compatible codecs found in manifest"})},h.onError=function(g,v){if(s.prototype.onError.call(this,g,v),v.fatal)return;var D=v.context,w=this._levels[this.currentLevelIndex];if(D&&(D.type===R.PlaylistContextType.AUDIO_TRACK&&w.audioGroupIds&&D.groupId===w.audioGroupIds[w.urlId]||D.type===R.PlaylistContextType.SUBTITLE_TRACK&&w.textGroupIds&&D.groupId===w.textGroupIds[w.urlId])){this.redundantFailover(this.currentLevelIndex);return}var c=!1,u=!0,i;switch(v.details){case x.ErrorDetails.FRAG_LOAD_ERROR:case x.ErrorDetails.FRAG_LOAD_TIMEOUT:case x.ErrorDetails.KEY_LOAD_ERROR:case x.ErrorDetails.KEY_LOAD_TIMEOUT:if(v.frag){var a=this._levels[v.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(i=v.frag.level)):i=v.frag.level}break;case x.ErrorDetails.LEVEL_LOAD_ERROR:case x.ErrorDetails.LEVEL_LOAD_TIMEOUT:D&&(D.deliveryDirectives&&(u=!1),i=D.level),c=!0;break;case x.ErrorDetails.REMUX_ALLOC_ERROR:i=v.level,c=!0;break}i!==void 0&&this.recoverLevel(v,i,c,u)},h.recoverLevel=function(g,v,D,w){var c=g.details,u=this._levels[v];if(u.loadError++,D){var i=this.retryLoadingOrFail(g);if(i)g.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(w){var a=u.url.length;if(a>1&&u.loadError<a)g.levelRetry=!0,this.redundantFailover(v);else if(this.manualLevelIndex===-1){var l=v===0?this._levels.length-1:v-1;this.currentLevelIndex!==l&&this._levels[l].loadError===0&&(this.warn(c+": switch to "+l),g.levelRetry=!0,this.hls.nextAutoLevel=l)}}},h.redundantFailover=function(g){var v=this._levels[g],D=v.url.length;if(D>1){var w=(v.urlId+1)%D;this.warn("Switching to redundant URL-id "+w),this._levels.forEach(function(c){c.urlId=w}),this.level=g}},h.onFragLoaded=function(g,v){var D=v.frag;if(D!==void 0&&D.type===R.PlaylistLevelType.MAIN){var w=this._levels[D.level];w!==void 0&&(w.fragmentError=0,w.loadError=0)}},h.onLevelLoaded=function(g,v){var D,w=v.level,c=v.details,u=this._levels[w];if(!u){var i;this.warn("Invalid level index "+w),(i=v.deliveryDirectives)!==null&&i!==void 0&&i.skip&&(c.deltaUpdateFailed=!0);return}w===this.currentLevelIndex?(u.fragmentError===0&&(u.loadError=0,this.retryCount=0),this.playlistLoaded(w,v,u.details)):(D=v.deliveryDirectives)!==null&&D!==void 0&&D.skip&&(c.deltaUpdateFailed=!0)},h.onAudioTrackSwitched=function(g,v){var D=this.hls.levels[this.currentLevelIndex];if(!D)return;if(D.audioGroupIds){for(var w=-1,c=this.hls.audioTracks[v.id].groupId,u=0;u<D.audioGroupIds.length;u++)if(D.audioGroupIds[u]===c){w=u;break}w!==D.urlId&&(D.urlId=w,this.startLoad())}},h.loadPlaylist=function(g){var v=this.currentLevelIndex,D=this._levels[v];if(this.canLoad&&D&&D.url.length>0){var w=D.urlId,c=D.url[w];if(g)try{c=g.addDirectives(c)}catch(u){this.warn("Could not construct new URL with HLS Delivery Directives: "+u)}this.log("Attempt loading level index "+v+(g?" at sn "+g.msn+" part "+g.part:"")+" with URL-id "+w+" "+c),this.clearTimer(),this.hls.trigger(k.Events.LEVEL_LOADING,{url:c,level:v,id:w,deliveryDirectives:g||null})}},h.removeLevel=function(g,v){var D=function(u,i){return i!==v},w=this._levels.filter(function(c,u){return u!==g?!0:c.url.length>1&&v!==void 0?(c.url=c.url.filter(D),c.audioGroupIds&&(c.audioGroupIds=c.audioGroupIds.filter(D)),c.textGroupIds&&(c.textGroupIds=c.textGroupIds.filter(D)),c.urlId=0,!0):!1}).map(function(c,u){var i=c.details;return i!=null&&i.fragments&&i.fragments.forEach(function(a){a.level=u}),c});this._levels=w,this.hls.trigger(k.Events.LEVELS_UPDATED,{levels:w})},B(d,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(g){var v,D=this._levels;if(D.length===0)return;if(this.currentLevelIndex===g&&(v=D[g])!==null&&v!==void 0&&v.details)return;if(g<0||g>=D.length){var w=g<0;if(this.hls.trigger(k.Events.ERROR,{type:x.ErrorTypes.OTHER_ERROR,details:x.ErrorDetails.LEVEL_SWITCH_ERROR,level:g,fatal:w,reason:"invalid level idx"}),w)return;g=Math.min(g,D.length-1)}this.clearTimer();var c=this.currentLevelIndex,u=D[c],i=D[g];this.log("switching to level "+g+" from "+c),this.currentLevelIndex=g;var a=S({},i,{level:g,maxBitrate:i.maxBitrate,uri:i.uri,urlId:i.urlId});delete a._urlId,this.hls.trigger(k.Events.LEVEL_SWITCHING,a);var l=i.details;if(!l||l.live){var y=this.switchParams(i.uri,u==null?void 0:u.details);this.loadPlaylist(y)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(g){this.manualLevelIndex=g,this._startLevel===void 0&&(this._startLevel=g),g!==-1&&(this.level=g)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(g){this._firstLevel=g}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var g=this.hls.config.startLevel;return g!==void 0?g:this._firstLevel}else return this._startLevel},set:function(g){this._startLevel=g}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(g){this.level=g,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=g)}}]),d}(O.default)},"./src/controller/level-helper.ts":function(ne,$,M){"use strict";M.r($),M.d($,"addGroupId",function(){return x}),M.d($,"assignTrackIdsByGroup",function(){return p}),M.d($,"updatePTS",function(){return W}),M.d($,"updateFragPTSDTS",function(){return R}),M.d($,"mergeDetails",function(){return S}),M.d($,"mapPartIntersection",function(){return L}),M.d($,"mapFragmentIntersection",function(){return B}),M.d($,"adjustSliding",function(){return A}),M.d($,"addSliding",function(){return T}),M.d($,"computeReloadInterval",function(){return E}),M.d($,"getFragmentWithSN",function(){return f}),M.d($,"getPartWith",function(){return s});var X=M("./src/polyfills/number.ts"),k=M("./src/utils/logger.ts");function x(d,h,C){switch(h){case"audio":d.audioGroupIds||(d.audioGroupIds=[]),d.audioGroupIds.push(C);break;case"text":d.textGroupIds||(d.textGroupIds=[]),d.textGroupIds.push(C);break}}function p(d){var h={};d.forEach(function(C){var g=C.groupId||"";C.id=h[g]=h[g]||0,h[g]++})}function W(d,h,C){var g=d[h],v=d[C];O(g,v)}function O(d,h){var C=h.startPTS;if(Object(X.isFiniteNumber)(C)){var g=0,v;h.sn>d.sn?(g=C-d.start,v=d):(g=d.start-C,v=h),v.duration!==g&&(v.duration=g)}else if(h.sn>d.sn){var D=d.cc===h.cc;D&&d.minEndPTS?h.start=d.start+(d.minEndPTS-d.start):h.start=d.start+d.duration}else h.start=Math.max(d.start-h.duration,0)}function R(d,h,C,g,v,D){var w=g-C;w<=0&&(k.logger.warn("Fragment should have a positive duration",h),g=C+h.duration,D=v+h.duration);var c=C,u=g,i=h.startPTS,a=h.endPTS;if(Object(X.isFiniteNumber)(i)){var l=Math.abs(i-C);Object(X.isFiniteNumber)(h.deltaPTS)?h.deltaPTS=Math.max(l,h.deltaPTS):h.deltaPTS=l,c=Math.max(C,i),C=Math.min(C,i),v=Math.min(v,h.startDTS),u=Math.min(g,a),g=Math.max(g,a),D=Math.max(D,h.endDTS)}h.duration=g-C;var y=C-h.start;h.appendedPTS=g,h.start=h.startPTS=C,h.maxStartPTS=c,h.startDTS=v,h.endPTS=g,h.minEndPTS=u,h.endDTS=D;var _=h.sn;if(!d||_<d.startSN||_>d.endSN)return 0;var U,F=_-d.startSN,H=d.fragments;for(H[F]=h,U=F;U>0;U--)O(H[U],H[U-1]);for(U=F;U<H.length-1;U++)O(H[U],H[U+1]);return d.fragmentHint&&O(H[H.length-1],d.fragmentHint),d.PTSKnown=d.alignedSliding=!0,y}function S(d,h){for(var C=null,g=d.fragments,v=g.length-1;v>=0;v--){var D=g[v].initSegment;if(D){C=D;break}}d.fragmentHint&&delete d.fragmentHint.endPTS;var w=0,c;if(B(d,h,function(U,F){U.relurl&&(w=U.cc-F.cc),Object(X.isFiniteNumber)(U.startPTS)&&Object(X.isFiniteNumber)(U.endPTS)&&(F.start=F.startPTS=U.startPTS,F.startDTS=U.startDTS,F.appendedPTS=U.appendedPTS,F.maxStartPTS=U.maxStartPTS,F.endPTS=U.endPTS,F.endDTS=U.endDTS,F.minEndPTS=U.minEndPTS,F.duration=U.endPTS-U.startPTS,F.duration&&(c=F),h.PTSKnown=h.alignedSliding=!0),F.elementaryStreams=U.elementaryStreams,F.loader=U.loader,F.stats=U.stats,F.urlId=U.urlId,U.initSegment&&(F.initSegment=U.initSegment,C=U.initSegment)}),C){var u=h.fragmentHint?h.fragments.concat(h.fragmentHint):h.fragments;u.forEach(function(U){var F;(!U.initSegment||U.initSegment.relurl===((F=C)===null||F===void 0?void 0:F.relurl))&&(U.initSegment=C)})}if(h.skippedSegments&&(h.deltaUpdateFailed=h.fragments.some(function(U){return!U}),h.deltaUpdateFailed)){k.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var i=h.skippedSegments;i--;)h.fragments.shift();h.startSN=h.fragments[0].sn,h.startCC=h.fragments[0].cc}var a=h.fragments;if(w){k.logger.warn("discontinuity sliding from playlist, take drift into account");for(var l=0;l<a.length;l++)a[l].cc+=w}h.skippedSegments&&(h.startCC=h.fragments[0].cc),L(d.partList,h.partList,function(U,F){F.elementaryStreams=U.elementaryStreams,F.stats=U.stats}),c?R(h,c,c.startPTS,c.endPTS,c.startDTS,c.endDTS):A(d,h),a.length&&(h.totalduration=h.edge-a[0].start),h.driftStartTime=d.driftStartTime,h.driftStart=d.driftStart;var y=h.advancedDateTime;if(h.advanced&&y){var _=h.edge;h.driftStart||(h.driftStartTime=y,h.driftStart=_),h.driftEndTime=y,h.driftEnd=_}else h.driftEndTime=d.driftEndTime,h.driftEnd=d.driftEnd,h.advancedDateTime=d.advancedDateTime}function L(d,h,C){if(d&&h)for(var g=0,v=0,D=d.length;v<=D;v++){var w=d[v],c=h[v+g];w&&c&&w.index===c.index&&w.fragment.sn===c.fragment.sn?C(w,c):g--}}function B(d,h,C){for(var g=h.skippedSegments,v=Math.max(d.startSN,h.startSN)-h.startSN,D=(d.fragmentHint?1:0)+(g?h.endSN:Math.min(d.endSN,h.endSN))-h.startSN,w=h.startSN-d.startSN,c=h.fragmentHint?h.fragments.concat(h.fragmentHint):h.fragments,u=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,i=v;i<=D;i++){var a=u[w+i],l=c[i];g&&!l&&i<g&&(l=h.fragments[i]=a),a&&l&&C(a,l)}}function A(d,h){var C=h.startSN+h.skippedSegments-d.startSN,g=d.fragments;if(C<0||C>=g.length)return;T(h,g[C].start)}function T(d,h){if(h){for(var C=d.fragments,g=d.skippedSegments;g<C.length;g++)C[g].start+=h;d.fragmentHint&&(d.fragmentHint.start+=h)}}function E(d,h){var C=1e3*d.levelTargetDuration,g=C/2,v=d.age,D=v>0&&v<C*3,w=h.loading.end-h.loading.start,c,u=d.availabilityDelay;if(d.updated===!1)if(D){var i=333*d.misses;c=Math.max(Math.min(g,w*2),i),d.availabilityDelay=(d.availabilityDelay||0)+c}else c=g;else D?(u=Math.min(u||C/2,v),d.availabilityDelay=u,c=u+C-v):c=C-w;return Math.round(c)}function f(d,h,C){if(!d||!d.details)return null;var g=d.details,v=g.fragments[h-g.startSN];return v||(v=g.fragmentHint,v&&v.sn===h?v:h<g.startSN&&C&&C.sn===h?C:null)}function s(d,h,C){if(!d||!d.details)return null;var g=d.details.partList;if(g)for(var v=g.length;v--;){var D=g[v];if(D.index===C&&D.fragment.sn===h)return D}return null}},"./src/controller/stream-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return g});var X=M("./src/polyfills/number.ts"),k=M("./src/controller/base-stream-controller.ts"),x=M("./src/is-supported.ts"),p=M("./src/events.ts"),W=M("./src/utils/buffer-helper.ts"),O=M("./src/controller/fragment-tracker.ts"),R=M("./src/types/loader.ts"),S=M("./src/loader/fragment.ts"),L=M("./src/demux/transmuxer-interface.ts"),B=M("./src/types/transmuxer.ts"),A=M("./src/controller/gap-controller.ts"),T=M("./src/errors.ts"),E=M("./src/utils/logger.ts");function f(v,D){for(var w=0;w<D.length;w++){var c=D[w];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(v,c.key,c)}}function s(v,D,w){return D&&f(v.prototype,D),w&&f(v,w),v}function d(v,D){v.prototype=Object.create(D.prototype),v.prototype.constructor=v,h(v,D)}function h(v,D){return h=Object.setPrototypeOf||function(c,u){return c.__proto__=u,c},h(v,D)}var C=100,g=function(v){d(D,v);function D(c,u){var i;return i=v.call(this,c,u,"[stream-controller]")||this,i.audioCodecSwap=!1,i.gapController=null,i.level=-1,i._forceStartLoad=!1,i.altAudio=!1,i.audioOnly=!1,i.fragPlaying=null,i.onvplaying=null,i.onvseeked=null,i.fragLastKbps=0,i.stalled=!1,i.couldBacktrack=!1,i.audioCodecSwitch=!1,i.videoBuffer=null,i._registerListeners(),i}var w=D.prototype;return w._registerListeners=function(){var u=this.hls;u.on(p.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.on(p.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(p.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(p.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(p.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(p.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(p.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),u.on(p.Events.ERROR,this.onError,this),u.on(p.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.on(p.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),u.on(p.Events.BUFFER_CREATED,this.onBufferCreated,this),u.on(p.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.on(p.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),u.on(p.Events.FRAG_BUFFERED,this.onFragBuffered,this)},w._unregisterListeners=function(){var u=this.hls;u.off(p.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.off(p.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(p.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(p.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(p.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(p.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),u.off(p.Events.ERROR,this.onError,this),u.off(p.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.off(p.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),u.off(p.Events.BUFFER_CREATED,this.onBufferCreated,this),u.off(p.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.off(p.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),u.off(p.Events.FRAG_BUFFERED,this.onFragBuffered,this)},w.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},w.startLoad=function(u){if(this.levels){var i=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(C),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var l=a.startLevel;l===-1&&(a.config.testBandwidth?(l=0,this.bitrateTest=!0):l=a.nextAutoLevel),this.level=a.nextLoadLevel=l,this.loadedmetadata=!1}i>0&&u===-1&&(this.log("Override startPosition with lastCurrentTime @"+i.toFixed(3)),u=i),this.state=k.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=u,this.tick()}else this._forceStartLoad=!0,this.state=k.State.STOPPED},w.stopLoad=function(){this._forceStartLoad=!1,v.prototype.stopLoad.call(this)},w.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_LEVEL:{var u,i=this.levels,a=this.level,l=i==null||((u=i[a])===null||u===void 0)?void 0:u.details;if(l&&(!l.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(l))break;this.state=k.State.IDLE;break}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var y,_=self.performance.now(),U=this.retryDate;(!U||_>=U||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=k.State.IDLE)}break;default:break}this.onTickEnd()},w.onTickEnd=function(){v.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},w.doTickIdle=function(){var u,i,a=this.hls,l=this.levelLastLoaded,y=this.levels,_=this.media,U=a.config,F=a.nextLoadLevel;if(l===null||!_&&(this.startFragRequested||!U.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!y||!y[F])return;var H=y[F];this.level=a.nextLoadLevel=F;var G=H.details;if(!G||this.state===k.State.WAITING_LEVEL||G.live&&this.levelLastLoaded!==F){this.state=k.State.WAITING_LEVEL;return}var I=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:_,R.PlaylistLevelType.MAIN);if(I===null)return;var j=I.len,K=this.getMaxBufferLength(H.maxBitrate);if(j>=K)return;if(this._streamEnded(I,G)){var J={};this.altAudio&&(J.type="video"),this.hls.trigger(p.Events.BUFFER_EOS,J),this.state=k.State.ENDED;return}var ie=I.end,q=this.getNextFragment(ie,G);if(this.couldBacktrack&&!this.fragPrevious&&q&&q.sn!=="initSegment"){var Te=q.sn-G.startSN;Te>1&&(q=G.fragments[Te-1],this.fragmentTracker.removeFragment(q))}if(q&&this.fragmentTracker.getState(q)===O.FragmentState.OK&&this.nextLoadPosition>ie){var Ce=this.audioOnly&&!this.altAudio?S.ElementaryStreamTypes.AUDIO:S.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(_,Ce,R.PlaylistLevelType.MAIN),q=this.getNextFragment(this.nextLoadPosition,G)}if(!q)return;q.initSegment&&!q.initSegment.data&&!this.bitrateTest&&(q=q.initSegment),((u=q.decryptdata)===null||u===void 0?void 0:u.keyFormat)==="identity"&&!((i=q.decryptdata)!==null&&i!==void 0&&i.key)?this.loadKey(q,G):this.loadFragment(q,G,ie)},w.loadFragment=function(u,i,a){var l,y=this.fragmentTracker.getState(u);if(this.fragCurrent=u,y===O.FragmentState.BACKTRACKED){var _=this.fragmentTracker.getBacktrackData(u);if(_){this._handleFragmentLoadProgress(_),this._handleFragmentLoadComplete(_);return}else y=O.FragmentState.NOT_LOADED}y===O.FragmentState.NOT_LOADED||y===O.FragmentState.PARTIAL?u.sn==="initSegment"?this._loadInitSegment(u):this.bitrateTest?(u.bitrateTest=!0,this.log("Fragment "+u.sn+" of level "+u.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(u)):(this.startFragRequested=!0,v.prototype.loadFragment.call(this,u,i,a)):y===O.FragmentState.APPENDING?this.reduceMaxBufferLength(u.duration)&&this.fragmentTracker.removeFragment(u):((l=this.media)===null||l===void 0?void 0:l.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},w.getAppendedFrag=function(u){var i=this.fragmentTracker.getAppendedFrag(u,R.PlaylistLevelType.MAIN);return i&&"fragment"in i?i.fragment:i},w.getBufferedFrag=function(u){return this.fragmentTracker.getBufferedFrag(u,R.PlaylistLevelType.MAIN)},w.followingBufferedFrag=function(u){return u?this.getBufferedFrag(u.end+.5):null},w.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},w.nextLevelSwitch=function(){var u=this.levels,i=this.media;if(i!=null&&i.readyState){var a,l=this.getAppendedFrag(i.currentTime);if(l&&l.start>1&&this.flushMainBuffer(0,l.start-1),!i.paused&&u){var y=this.hls.nextLoadLevel,_=u[y],U=this.fragLastKbps;U&&this.fragCurrent?a=this.fragCurrent.duration*_.maxBitrate/(1e3*U)+1:a=0}else a=0;var F=this.getBufferedFrag(i.currentTime+a);if(F){var H=this.followingBufferedFrag(F);if(H){this.abortCurrentFrag();var G=H.maxStartPTS?H.maxStartPTS:H.start,I=H.duration,j=Math.max(F.end,G+Math.min(Math.max(I-this.config.maxFragLookUpTolerance,I*.5),I*.75));this.flushMainBuffer(j,Number.POSITIVE_INFINITY)}}}},w.abortCurrentFrag=function(){var u=this.fragCurrent;this.fragCurrent=null,u!=null&&u.loader&&u.loader.abort(),this.state===k.State.KEY_LOADING&&(this.state=k.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},w.flushMainBuffer=function(u,i){v.prototype.flushMainBuffer.call(this,u,i,this.altAudio?"video":null)},w.onMediaAttached=function(u,i){v.prototype.onMediaAttached.call(this,u,i);var a=i.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new A.default(this.config,a,this.fragmentTracker,this.hls)},w.onMediaDetaching=function(){var u=this.media;u&&(u.removeEventListener("playing",this.onvplaying),u.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),v.prototype.onMediaDetaching.call(this)},w.onMediaPlaying=function(){this.tick()},w.onMediaSeeked=function(){var u=this.media,i=u?u.currentTime:null;Object(X.isFiniteNumber)(i)&&this.log("Media seeked to "+i.toFixed(3)),this.tick()},w.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(p.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},w.onManifestParsed=function(u,i){var a=!1,l=!1,y;i.levels.forEach(function(_){y=_.audioCodec,y&&(y.indexOf("mp4a.40.2")!==-1&&(a=!0),y.indexOf("mp4a.40.5")!==-1&&(l=!0))}),this.audioCodecSwitch=a&&l&&!Object(x.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=i.levels,this.startFragRequested=!1},w.onLevelLoading=function(u,i){var a=this.levels;if(!a||this.state!==k.State.IDLE)return;var l=a[i.level];(!l.details||l.details.live&&this.levelLastLoaded!==i.level||this.waitForCdnTuneIn(l.details))&&(this.state=k.State.WAITING_LEVEL)},w.onLevelLoaded=function(u,i){var a,l=this.levels,y=i.level,_=i.details,U=_.totalduration;if(!l){this.warn("Levels were reset while loading level "+y);return}this.log("Level "+y+" loaded ["+_.startSN+","+_.endSN+"], cc ["+_.startCC+", "+_.endCC+"] duration:"+U);var F=this.fragCurrent;F&&(this.state===k.State.FRAG_LOADING||this.state===k.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==i.level&&F.loader&&(this.state=k.State.IDLE,F.loader.abort()));var H=l[y],G=0;if(_.live||(a=H.details)!==null&&a!==void 0&&a.live){if(_.fragments[0]||(_.deltaUpdateFailed=!0),_.deltaUpdateFailed)return;G=this.alignPlaylists(_,H.details)}if(H.details=_,this.levelLastLoaded=y,this.hls.trigger(p.Events.LEVEL_UPDATED,{details:_,level:y}),this.state===k.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(_))return;this.state=k.State.IDLE}this.startFragRequested?_.live&&this.synchronizeToLiveEdge(_):this.setStartPosition(_,G),this.tick()},w._handleFragmentLoadProgress=function(u){var i,a=u.frag,l=u.part,y=u.payload,_=this.levels;if(!_){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var U=_[a.level],F=U.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var H=U.videoCodec,G=F.PTSKnown||!F.live,I=(i=a.initSegment)===null||i===void 0?void 0:i.data,j=this._getAudioCodec(U),K=this.transmuxer=this.transmuxer||new L.default(this.hls,R.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),J=l?l.index:-1,ie=J!==-1,q=new B.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,y.byteLength,J,ie),Te=this.initPTS[a.cc];K.push(y,I,j,H,a,l,F.totalduration,G,q,Te)},w.onAudioTrackSwitching=function(u,i){var a=this.altAudio,l=!!i.url,y=i.id;if(!l){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var _=this.fragCurrent;_!=null&&_.loader&&(this.log("Switching to main audio track, cancel main fragment load"),_.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var U=this.hls;a&&U.trigger(p.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),U.trigger(p.Events.AUDIO_TRACK_SWITCHED,{id:y})}},w.onAudioTrackSwitched=function(u,i){var a=i.id,l=!!this.hls.audioTracks[a].url;if(l){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=l,this.tick()},w.onBufferCreated=function(u,i){var a=i.tracks,l,y,_=!1;for(var U in a){var F=a[U];if(F.id==="main"){if(y=U,l=F,U==="video"){var H=a[U];H&&(this.videoBuffer=H.buffer)}}else _=!0}_&&l?(this.log("Alternate track found, use "+y+".buffered to schedule main fragment loading"),this.mediaBuffer=l.buffer):this.mediaBuffer=this.media},w.onFragBuffered=function(u,i){var a=i.frag,l=i.part;if(a&&a.type!==R.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(l?" p: "+l.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===k.State.PARSED&&(this.state=k.State.IDLE);return}var y=l?l.stats:a.stats;this.fragLastKbps=Math.round(8*y.total/(y.buffering.end-y.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,l)},w.onError=function(u,i){switch(i.details){case T.ErrorDetails.FRAG_LOAD_ERROR:case T.ErrorDetails.FRAG_LOAD_TIMEOUT:case T.ErrorDetails.KEY_LOAD_ERROR:case T.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(R.PlaylistLevelType.MAIN,i);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==k.State.ERROR&&(i.fatal?(this.warn(""+i.details),this.state=k.State.ERROR):!i.levelRetry&&this.state===k.State.WAITING_LEVEL&&(this.state=k.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(i.parent==="main"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var a=!0,l=this.getFwdBufferInfo(this.media,R.PlaylistLevelType.MAIN);l&&l.len>.5&&(a=!this.reduceMaxBufferLength(l.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},w.checkBuffer=function(){var u=this.media,i=this.gapController;if(!u||!i||!u.readyState)return;var a=W.BufferHelper.getBuffered(u);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):i.poll(this.lastCurrentTime),this.lastCurrentTime=u.currentTime},w.onFragLoadEmergencyAborted=function(){this.state=k.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},w.onBufferFlushed=function(u,i){var a=i.type;if(a!==S.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var l=(a===S.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(l,a,R.PlaylistLevelType.MAIN)}},w.onLevelsUpdated=function(u,i){this.levels=i.levels},w.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},w.seekToStartPos=function(){var u=this.media,i=u.currentTime,a=this.startPosition;if(a>=0&&i<a){if(u.seeking){E.logger.log("could not seek to "+a+", already seeking at "+i);return}var l=W.BufferHelper.getBuffered(u),y=l.length?l.start(0):0,_=y-a;_>0&&(_<this.config.maxBufferHole||_<this.config.maxFragLookUpTolerance)&&(E.logger.log("adjusting start position by "+_+" to match buffer start"),a+=_,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+i),u.currentTime=a}},w._getAudioCodec=function(u){var i=this.config.defaultAudioCodec||u.audioCodec;return this.audioCodecSwap&&i&&(this.log("Swapping audio codec"),i.indexOf("mp4a.40.5")!==-1?i="mp4a.40.2":i="mp4a.40.5"),i},w._loadBitrateTestFrag=function(u){var i=this;this._doFragLoad(u).then(function(a){var l=i.hls;if(!a||l.nextLoadLevel||i.fragContextChanged(u))return;i.fragLoadError=0,i.state=k.State.IDLE,i.startFragRequested=!1,i.bitrateTest=!1;var y=u.stats;y.parsing.start=y.parsing.end=y.buffering.start=y.buffering.end=self.performance.now(),l.trigger(p.Events.FRAG_LOADED,a)})},w._handleTransmuxComplete=function(u){var i,a="main",l=this.hls,y=u.remuxResult,_=u.chunkMeta,U=this.getCurrentContext(_);if(!U){this.warn("The loading context changed while buffering fragment "+_.sn+" of level "+_.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(_.level);return}var F=U.frag,H=U.part,G=U.level,I=y.video,j=y.text,K=y.id3,J=y.initSegment,ie=this.altAudio?void 0:y.audio;if(this.fragContextChanged(F))return;if(this.state=k.State.PARSING,J){J.tracks&&(this._bufferInitSegment(G,J.tracks,F,_),l.trigger(p.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:J.tracks}));var q=J.initPTS,Te=J.timescale;Object(X.isFiniteNumber)(q)&&(this.initPTS[F.cc]=q,l.trigger(p.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:q,timescale:Te}))}if(I&&y.independent!==!1){if(G.details){var Ce=I.startPTS,ke=I.endPTS,ge=I.startDTS,xe=I.endDTS;if(H)H.elementaryStreams[I.type]={startPTS:Ce,endPTS:ke,startDTS:ge,endDTS:xe};else if(I.firstKeyFrame&&I.independent&&(this.couldBacktrack=!0),I.dropped&&I.independent){var pe=this.getLoadPosition()+this.config.maxBufferHole;if(pe<Ce){this.backtrack(F);return}F.setElementaryStreamInfo(I.type,F.start,ke,F.start,xe,!0)}F.setElementaryStreamInfo(I.type,Ce,ke,ge,xe),this.bufferFragmentData(I,F,H,_)}}else if(y.independent===!1){this.backtrack(F);return}if(ie){var ve=ie.startPTS,Q=ie.endPTS,de=ie.startDTS,fe=ie.endDTS;H&&(H.elementaryStreams[S.ElementaryStreamTypes.AUDIO]={startPTS:ve,endPTS:Q,startDTS:de,endDTS:fe}),F.setElementaryStreamInfo(S.ElementaryStreamTypes.AUDIO,ve,Q,de,fe),this.bufferFragmentData(ie,F,H,_)}if(K!=null&&(i=K.samples)!==null&&i!==void 0&&i.length){var _e={frag:F,id:a,samples:K.samples};l.trigger(p.Events.FRAG_PARSING_METADATA,_e)}if(j){var Ie={frag:F,id:a,samples:j.samples};l.trigger(p.Events.FRAG_PARSING_USERDATA,Ie)}},w._bufferInitSegment=function(u,i,a,l){var y=this;if(this.state!==k.State.PARSING)return;this.audioOnly=!!i.audio&&!i.video,this.altAudio&&!this.audioOnly&&delete i.audio;var _=i.audio,U=i.video,F=i.audiovideo;if(_){var H=u.audioCodec,G=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(H&&(H.indexOf("mp4a.40.5")!==-1?H="mp4a.40.2":H="mp4a.40.5"),_.metadata.channelCount!==1&&G.indexOf("firefox")===-1&&(H="mp4a.40.5")),G.indexOf("android")!==-1&&_.container!=="audio/mpeg"&&(H="mp4a.40.2",this.log("Android: force audio codec to "+H)),u.audioCodec&&u.audioCodec!==H&&this.log('Swapping manifest audio codec "'+u.audioCodec+'" for "'+H+'"'),_.levelCodec=H,_.id="main",this.log("Init audio buffer, container:"+_.container+", codecs[selected/level/parsed]=["+(H||"")+"/"+(u.audioCodec||"")+"/"+_.codec+"]")}U&&(U.levelCodec=u.videoCodec,U.id="main",this.log("Init video buffer, container:"+U.container+", codecs[level/parsed]=["+(u.videoCodec||"")+"/"+U.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(u.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(p.Events.BUFFER_CODECS,i),Object.keys(i).forEach(function(I){var j=i[I],K=j.initSegment;K!=null&&K.byteLength&&y.hls.trigger(p.Events.BUFFER_APPENDING,{type:I,data:K,frag:a,part:null,chunkMeta:l,parent:a.type})}),this.tick()},w.backtrack=function(u){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(u);var i=this.fragmentTracker.backtrack(u);this.fragPrevious=null,this.nextLoadPosition=u.start,i?this.resetFragmentLoading(u):this.state=k.State.BACKTRACKING},w.checkFragmentChanged=function(){var u=this.media,i=null;if(u&&u.readyState>1&&u.seeking===!1){var a=u.currentTime;if(W.BufferHelper.isBuffered(u,a)?i=this.getAppendedFrag(a):W.BufferHelper.isBuffered(u,a+.1)&&(i=this.getAppendedFrag(a+.1)),i){var l=this.fragPlaying,y=i.level;(!l||i.sn!==l.sn||l.level!==y||i.urlId!==l.urlId)&&(this.hls.trigger(p.Events.FRAG_CHANGED,{frag:i}),(!l||l.level!==y)&&this.hls.trigger(p.Events.LEVEL_SWITCHED,{level:y}),this.fragPlaying=i)}}},s(D,[{key:"nextLevel",get:function(){var u=this.nextBufferedFrag;return u?u.level:-1}},{key:"currentLevel",get:function(){var u=this.media;if(u){var i=this.getAppendedFrag(u.currentTime);if(i)return i.level}return-1}},{key:"nextBufferedFrag",get:function(){var u=this.media;if(u){var i=this.getAppendedFrag(u.currentTime);return this.followingBufferedFrag(i)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),D}(k.default)},"./src/controller/subtitle-stream-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"SubtitleStreamController",function(){return d});var X=M("./src/events.ts"),k=M("./src/utils/logger.ts"),x=M("./src/utils/buffer-helper.ts"),p=M("./src/controller/fragment-finders.ts"),W=M("./src/utils/discontinuities.ts"),O=M("./src/controller/level-helper.ts"),R=M("./src/controller/fragment-tracker.ts"),S=M("./src/controller/base-stream-controller.ts"),L=M("./src/types/loader.ts"),B=M("./src/types/level.ts");function A(h,C){for(var g=0;g<C.length;g++){var v=C[g];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(h,v.key,v)}}function T(h,C,g){return C&&A(h.prototype,C),g&&A(h,g),h}function E(h,C){h.prototype=Object.create(C.prototype),h.prototype.constructor=h,f(h,C)}function f(h,C){return f=Object.setPrototypeOf||function(v,D){return v.__proto__=D,v},f(h,C)}var s=500,d=function(h){E(C,h);function C(v,D){var w;return w=h.call(this,v,D,"[subtitle-stream-controller]")||this,w.levels=[],w.currentTrackId=-1,w.tracksBuffered=[],w.mainDetails=null,w._registerListeners(),w}var g=C.prototype;return g.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},g._registerListeners=function(){var D=this.hls;D.on(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),D.on(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this),D.on(X.Events.MANIFEST_LOADING,this.onManifestLoading,this),D.on(X.Events.LEVEL_LOADED,this.onLevelLoaded,this),D.on(X.Events.ERROR,this.onError,this),D.on(X.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),D.on(X.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),D.on(X.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),D.on(X.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),D.on(X.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g._unregisterListeners=function(){var D=this.hls;D.off(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),D.off(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this),D.off(X.Events.MANIFEST_LOADING,this.onManifestLoading,this),D.off(X.Events.LEVEL_LOADED,this.onLevelLoaded,this),D.off(X.Events.ERROR,this.onError,this),D.off(X.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),D.off(X.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),D.off(X.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),D.off(X.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),D.off(X.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g.startLoad=function(){this.stopLoad(),this.state=S.State.IDLE,this.setInterval(s),this.tick()},g.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},g.onLevelLoaded=function(D,w){this.mainDetails=w.details},g.onSubtitleFragProcessed=function(D,w){var c=w.frag,u=w.success;if(this.fragPrevious=c,this.state=S.State.IDLE,!u)return;var i=this.tracksBuffered[this.currentTrackId];if(!i)return;for(var a,l=c.start,y=0;y<i.length;y++)if(l>=i[y].start&&l<=i[y].end){a=i[y];break}var _=c.start+c.duration;a?a.end=_:(a={start:l,end:_},i.push(a)),this.fragmentTracker.fragBuffered(c)},g.onBufferFlushing=function(D,w){var c=w.startOffset,u=w.endOffset;if(c===0&&u!==Number.POSITIVE_INFINITY){var i=this.currentTrackId,a=this.levels;if(!a.length||!a[i]||!a[i].details)return;var l=a[i].details,y=l.targetduration,_=u-y;if(_<=0)return;w.endOffsetSubtitles=Math.max(0,_),this.tracksBuffered.forEach(function(U){for(var F=0;F<U.length;){if(U[F].end<=_){U.shift();continue}else if(U[F].start<_)U[F].start=_;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(c,_,L.PlaylistLevelType.SUBTITLE)}},g.onError=function(D,w){var c,u=w.frag;if(!u||u.type!==L.PlaylistLevelType.SUBTITLE)return;(c=this.fragCurrent)!==null&&c!==void 0&&c.loader&&this.fragCurrent.loader.abort(),this.state=S.State.IDLE},g.onSubtitleTracksUpdated=function(D,w){var c=this,u=w.subtitleTracks;this.tracksBuffered=[],this.levels=u.map(function(i){return new B.Level(i)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(i){c.tracksBuffered[i.id]=[]}),this.mediaBuffer=null},g.onSubtitleTrackSwitch=function(D,w){if(this.currentTrackId=w.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var c=this.levels[this.currentTrackId];c!=null&&c.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,c&&this.setInterval(s)},g.onSubtitleTrackLoaded=function(D,w){var c,u=w.details,i=w.id,a=this.currentTrackId,l=this.levels;if(!l.length)return;var y=l[a];if(i>=l.length||i!==a||!y)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,u.live||(c=y.details)!==null&&c!==void 0&&c.live){var _=this.mainDetails;if(u.deltaUpdateFailed||!_)return;var U=_.fragments[0];if(!y.details)u.hasProgramDateTime&&_.hasProgramDateTime?Object(W.alignMediaPlaylistByPDT)(u,_):U&&Object(O.addSliding)(u,U.start);else{var F=this.alignPlaylists(u,y.details);F===0&&U&&Object(O.addSliding)(u,U.start)}}if(y.details=u,this.levelLastLoaded=i,this.tick(),u.live&&!this.fragCurrent&&this.media&&this.state===S.State.IDLE){var H=Object(p.findFragmentByPTS)(null,u.fragments,this.media.currentTime,0);H||(this.warn("Subtitle playlist not aligned with playback"),y.details=void 0)}},g._handleFragmentLoadComplete=function(D){var w=D.frag,c=D.payload,u=w.decryptdata,i=this.hls;if(this.fragContextChanged(w))return;if(c&&c.byteLength>0&&u&&u.key&&u.iv&&u.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(c),u.key.buffer,u.iv.buffer).then(function(l){var y=performance.now();i.trigger(X.Events.FRAG_DECRYPTED,{frag:w,payload:l,stats:{tstart:a,tdecrypt:y}})})}},g.doTick=function(){if(!this.media){this.state=S.State.IDLE;return}if(this.state===S.State.IDLE){var D,w=this.currentTrackId,c=this.levels;if(!c.length||!c[w]||!c[w].details)return;var u=c[w].details,i=u.targetduration,a=this.config,l=this.media,y=x.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,l.currentTime-i,a.maxBufferHole),_=y.end,U=y.len,F=this.getMaxBufferLength()+i;if(U>F)return;console.assert(u,"Subtitle track details are defined on idle subtitle stream controller tick");var H=u.fragments,G=H.length,I=u.edge,j,K=this.fragPrevious;if(_<I){var J=a.maxFragLookUpTolerance;K&&u.hasProgramDateTime&&(j=Object(p.findFragmentByPDT)(H,K.endProgramDateTime,J)),j||(j=Object(p.findFragmentByPTS)(K,H,_,J),!j&&K&&K.start<H[0].start&&(j=H[0]))}else j=H[G-1];(D=j)!==null&&D!==void 0&&D.encrypted?(k.logger.log("Loading key for "+j.sn),this.state=S.State.KEY_LOADING,this.hls.trigger(X.Events.KEY_LOADING,{frag:j})):j&&this.fragmentTracker.getState(j)===R.FragmentState.NOT_LOADED&&this.loadFragment(j,u,_)}},g.loadFragment=function(D,w,c){this.fragCurrent=D,h.prototype.loadFragment.call(this,D,w,c)},T(C,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),C}(S.default)},"./src/controller/subtitle-track-controller.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/events.ts"),k=M("./src/utils/texttrack-utils.ts"),x=M("./src/controller/base-playlist-controller.ts"),p=M("./src/types/loader.ts");function W(A,T){for(var E=0;E<T.length;E++){var f=T[E];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(A,f.key,f)}}function O(A,T,E){return T&&W(A.prototype,T),E&&W(A,E),A}function R(A,T){A.prototype=Object.create(T.prototype),A.prototype.constructor=A,S(A,T)}function S(A,T){return S=Object.setPrototypeOf||function(f,s){return f.__proto__=s,f},S(A,T)}var L=function(A){R(T,A);function T(f){var s;return s=A.call(this,f,"[subtitle-track-controller]")||this,s.media=null,s.tracks=[],s.groupId=null,s.tracksInGroup=[],s.trackId=-1,s.selectDefaultTrack=!0,s.queuedDefaultTrack=-1,s.trackChangeListener=function(){return s.onTextTracksChanged()},s.asyncPollTrackChange=function(){return s.pollTrackChange(0)},s.useTextTrackPolling=!1,s.subtitlePollingInterval=-1,s.subtitleDisplay=!0,s.registerListeners(),s}var E=T.prototype;return E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,A.prototype.destroy.call(this)},E.registerListeners=function(){var s=this.hls;s.on(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(X.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(X.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.on(X.Events.LEVEL_LOADING,this.onLevelLoading,this),s.on(X.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),s.on(X.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),s.on(X.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var s=this.hls;s.off(X.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(X.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(X.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(X.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.off(X.Events.LEVEL_LOADING,this.onLevelLoading,this),s.off(X.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),s.off(X.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),s.off(X.Events.ERROR,this.onError,this)},E.onMediaAttached=function(s,d){if(this.media=d.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},E.pollTrackChange=function(s){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,s)},E.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var s=B(this.media.textTracks);s.forEach(function(d){Object(k.clearCurrentCues)(d)}),this.subtitleTrack=-1,this.media=null},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},E.onManifestParsed=function(s,d){this.tracks=d.subtitleTracks},E.onSubtitleTrackLoaded=function(s,d){var h=d.id,C=d.details,g=this.trackId,v=this.tracksInGroup[g];if(!v){this.warn("Invalid subtitle track id "+h);return}var D=v.details;v.details=d.details,this.log("subtitle track "+h+" loaded ["+C.startSN+"-"+C.endSN+"]"),h===this.trackId&&(this.retryCount=0,this.playlistLoaded(h,d,D))},E.onLevelLoading=function(s,d){this.switchLevel(d.level)},E.onLevelSwitching=function(s,d){this.switchLevel(d.level)},E.switchLevel=function(s){var d=this.hls.levels[s];if(!(d!=null&&d.textGroupIds))return;var h=d.textGroupIds[d.urlId];if(this.groupId!==h){var C=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,g=this.tracks.filter(function(w){return!h||w.groupId===h});this.tracksInGroup=g;var v=this.findTrackId(C==null?void 0:C.name)||this.findTrackId();this.groupId=h;var D={subtitleTracks:g};this.log("Updating subtitle tracks, "+g.length+' track(s) found in "'+h+'" group-id'),this.hls.trigger(X.Events.SUBTITLE_TRACKS_UPDATED,D),v!==-1&&this.setSubtitleTrack(v,C)}},E.findTrackId=function(s){for(var d=this.tracksInGroup,h=0;h<d.length;h++){var C=d[h];if((!this.selectDefaultTrack||C.default)&&(!s||s===C.name))return C.id}return-1},E.onError=function(s,d){if(A.prototype.onError.call(this,s,d),d.fatal||!d.context)return;d.context.type===p.PlaylistContextType.SUBTITLE_TRACK&&d.context.id===this.trackId&&d.context.groupId===this.groupId&&this.retryLoadingOrFail(d)},E.loadPlaylist=function(s){var d=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(d)){var h=d.id,C=d.groupId,g=d.url;if(s)try{g=s.addDirectives(g)}catch(v){this.warn("Could not construct new URL with HLS Delivery Directives: "+v)}this.log("Loading subtitle playlist for id "+h),this.hls.trigger(X.Events.SUBTITLE_TRACK_LOADING,{url:g,id:h,groupId:C,deliveryDirectives:s||null})}},E.toggleTrackModes=function(s){var d=this,h=this.media,C=this.subtitleDisplay,g=this.trackId;if(!h)return;var v=B(h.textTracks),D=v.filter(function(u){return u.groupId===d.groupId});if(s===-1)[].slice.call(v).forEach(function(u){u.mode="disabled"});else{var w=D[g];w&&(w.mode="disabled")}var c=D[s];c&&(c.mode=C?"showing":"hidden")},E.setSubtitleTrack=function(s,d){var h,C=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=s;return}if(this.trackId!==s&&this.toggleTrackModes(s),this.trackId===s&&(s===-1||(h=C[s])!==null&&h!==void 0&&h.details)||s<-1||s>=C.length)return;this.clearTimer();var g=C[s];if(this.log("Switching to subtitle track "+s),this.trackId=s,g){var v=g.id,D=g.groupId,w=D===void 0?"":D,c=g.name,u=g.type,i=g.url;this.hls.trigger(X.Events.SUBTITLE_TRACK_SWITCH,{id:v,groupId:w,name:c,type:u,url:i});var a=this.switchParams(g.url,d==null?void 0:d.details);this.loadPlaylist(a)}else this.hls.trigger(X.Events.SUBTITLE_TRACK_SWITCH,{id:s})},E.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var s=-1,d=B(this.media.textTracks),h=0;h<d.length;h++)if(d[h].mode==="hidden")s=h;else if(d[h].mode==="showing"){s=h;break}this.subtitleTrack!==s&&(this.subtitleTrack=s)},O(T,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(s){this.selectDefaultTrack=!1;var d=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(s,d)}}]),T}(x.default);function B(A){for(var T=[],E=0;E<A.length;E++){var f=A[E];f.kind==="subtitles"&&f.label&&T.push(A[E])}return T}$.default=L},"./src/controller/timeline-controller.ts":function(ne,$,M){"use strict";M.r($),M.d($,"TimelineController",function(){return B});var X=M("./src/polyfills/number.ts"),k=M("./src/events.ts"),x=M("./src/utils/cea-608-parser.ts"),p=M("./src/utils/output-filter.ts"),W=M("./src/utils/webvtt-parser.ts"),O=M("./src/utils/texttrack-utils.ts"),R=M("./src/utils/imsc1-ttml-parser.ts"),S=M("./src/types/loader.ts"),L=M("./src/utils/logger.ts"),B=function(){function f(d){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this.captionsProperties=void 0,this.hls=d,this.config=d.config,this.Cues=d.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 h=new p.default(this,"textTrack1"),C=new p.default(this,"textTrack2"),g=new p.default(this,"textTrack3"),v=new p.default(this,"textTrack4");this.cea608Parser1=new x.default(1,h,C),this.cea608Parser2=new x.default(3,g,v)}d.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.on(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.on(k.Events.FRAG_LOADING,this.onFragLoading,this),d.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.on(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.on(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var s=f.prototype;return s.destroy=function(){var h=this.hls;h.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),h.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),h.off(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),h.off(k.Events.FRAG_LOADING,this.onFragLoading,this),h.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),h.off(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),h.off(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),h.off(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),h.off(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),h.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},s.addCues=function(h,C,g,v,D){for(var w=!1,c=D.length;c--;){var u=D[c],i=T(u[0],u[1],C,g);if(i>=0&&(u[0]=Math.min(u[0],C),u[1]=Math.max(u[1],g),w=!0,i/(g-C)>.5))return}if(w||D.push([C,g]),this.config.renderTextTracksNatively){var a=this.captionsTracks[h];this.Cues.newCue(a,C,g,v)}else{var l=this.Cues.newCue(null,C,g,v);this.hls.trigger(k.Events.CUES_PARSED,{type:"captions",cues:l,track:h})}},s.onInitPtsFound=function(h,C){var g=this,v=C.frag,D=C.id,w=C.initPTS,c=C.timescale,u=this.unparsedVttFrags;D==="main"&&(this.initPTS[v.cc]=w,this.timescale[v.cc]=c),u.length&&(this.unparsedVttFrags=[],u.forEach(function(i){g.onFragLoaded(k.Events.FRAG_LOADED,i)}))},s.getExistingTrack=function(h){var C=this.media;if(C)for(var g=0;g<C.textTracks.length;g++){var v=C.textTracks[g];if(v[h])return v}return null},s.createCaptionsTrack=function(h){this.config.renderTextTracksNatively?this.createNativeTrack(h):this.createNonNativeTrack(h)},s.createNativeTrack=function(h){if(this.captionsTracks[h])return;var C=this.captionsProperties,g=this.captionsTracks,v=this.media,D=C[h],w=D.label,c=D.languageCode,u=this.getExistingTrack(h);if(u)g[h]=u,Object(O.clearCurrentCues)(g[h]),Object(O.sendAddTrackEvent)(g[h],v);else{var i=this.createTextTrack("captions",w,c);i&&(i[h]=!0,g[h]=i)}},s.createNonNativeTrack=function(h){if(this.nonNativeCaptionsTracks[h])return;var C=this.captionsProperties[h];if(!C)return;var g=C.label,v={_id:h,label:g,kind:"captions",default:C.media?!!C.media.default:!1,closedCaptions:C.media};this.nonNativeCaptionsTracks[h]=v,this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[v]})},s.createTextTrack=function(h,C,g){var v=this.media;return v?v.addTextTrack(h,C,g):void 0},s.onMediaAttaching=function(h,C){this.media=C.media,this._cleanTracks()},s.onMediaDetaching=function(){var h=this.captionsTracks;Object.keys(h).forEach(function(C){Object(O.clearCurrentCues)(h[C]),delete h[C]}),this.nonNativeCaptionsTracks={}},s.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},s._cleanTracks=function(){var h=this.media;if(!h)return;var C=h.textTracks;if(C)for(var g=0;g<C.length;g++)Object(O.clearCurrentCues)(C[g])},s.onSubtitleTracksUpdated=function(h,C){var g=this;this.textTracks=[];var v=C.subtitleTracks||[],D=v.some(function(i){return i.textCodec===R.IMSC1_CODEC});if(this.config.enableWebVTT||D&&this.config.enableIMSC1){var w=this.tracks&&v&&this.tracks.length===v.length;if(this.tracks=v||[],this.config.renderTextTracksNatively){var c=this.media?this.media.textTracks:[];this.tracks.forEach(function(i,a){var l;if(a<c.length){for(var y=null,_=0;_<c.length;_++)if(A(c[_],i)){y=c[_];break}y&&(l=y)}l?Object(O.clearCurrentCues)(l):(l=g.createTextTrack("subtitles",i.name,i.lang),l&&(l.mode="disabled")),l&&(l.groupId=i.groupId,g.textTracks.push(l))})}else if(!w&&this.tracks&&this.tracks.length){var u=this.tracks.map(function(i){return{label:i.name,kind:i.type.toLowerCase(),default:i.default,subtitleTrack:i}});this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:u})}}},s.onManifestLoaded=function(h,C){var g=this;this.config.enableCEA708Captions&&C.captions&&C.captions.forEach(function(v){var D=/(?:CC|SERVICE)([1-4])/.exec(v.instreamId);if(!D)return;var w="textTrack"+D[1],c=g.captionsProperties[w];if(!c)return;c.label=v.name,v.lang&&(c.languageCode=v.lang),c.media=v})},s.onFragLoading=function(h,C){var g=this.cea608Parser1,v=this.cea608Parser2,D=this.lastSn,w=this.lastPartIndex;if(!this.enabled||!(g&&v))return;if(C.frag.type===S.PlaylistLevelType.MAIN){var c,u,i=C.frag.sn,a=(c=C==null||((u=C.part)===null||u===void 0)?void 0:u.index)!=null?c:-1;i===D+1||i===D&&a===w+1||(g.reset(),v.reset()),this.lastSn=i,this.lastPartIndex=a}},s.onFragLoaded=function(h,C){var g=C.frag,v=C.payload,D=this.initPTS,w=this.unparsedVttFrags;if(g.type===S.PlaylistLevelType.SUBTITLE)if(v.byteLength){if(!Object(X.isFiniteNumber)(D[g.cc])){w.push(C),D.length&&this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Missing initial subtitle PTS")});return}var c=g.decryptdata;if(c==null||c.key==null||c.method!=="AES-128"){var u=this.tracks[g.level],i=this.vttCCs;i[g.cc]||(i[g.cc]={start:g.start,prevCC:this.prevCC,new:!0},this.prevCC=g.cc),u&&u.textCodec===R.IMSC1_CODEC?this._parseIMSC1(g,v):this._parseVTTs(g,v,i)}}else this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Empty subtitle payload")})},s._parseIMSC1=function(h,C){var g=this,v=this.hls;Object(R.parseIMSC1)(C,this.initPTS[h.cc],this.timescale[h.cc],function(D){g._appendCues(D,h.level),v.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:h})},function(D){L.logger.log("Failed to parse IMSC1: "+D),v.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:h,error:D})})},s._parseVTTs=function(h,C,g){var v=this,D=this.hls;Object(W.parseWebVTT)(C,this.initPTS[h.cc],this.timescale[h.cc],g,h.cc,h.start,function(w){v._appendCues(w,h.level),D.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:h})},function(w){v._fallbackToIMSC1(h,C),L.logger.log("Failed to parse VTT cue: "+w),D.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:h,error:w})})},s._fallbackToIMSC1=function(h,C){var g=this,v=this.tracks[h.level];v.textCodec||Object(R.parseIMSC1)(C,this.initPTS[h.cc],this.timescale[h.cc],function(){v.textCodec=R.IMSC1_CODEC,g._parseIMSC1(h,C)},function(){v.textCodec="wvtt"})},s._appendCues=function(h,C){var g=this.hls;if(this.config.renderTextTracksNatively){var v=this.textTracks[C];if(v.mode==="disabled")return;h.forEach(function(c){return Object(O.addCueToTrack)(v,c)})}else{var D=this.tracks[C],w=D.default?"default":"subtitles"+C;g.trigger(k.Events.CUES_PARSED,{type:"subtitles",cues:h,track:w})}},s.onFragDecrypted=function(h,C){var g=C.frag;if(g.type===S.PlaylistLevelType.SUBTITLE){if(!Object(X.isFiniteNumber)(this.initPTS[g.cc])){this.unparsedVttFrags.push(C);return}this.onFragLoaded(k.Events.FRAG_LOADED,C)}},s.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},s.onFragParsingUserdata=function(h,C){var g=this.cea608Parser1,v=this.cea608Parser2;if(!this.enabled||!(g&&v))return;for(var D=0;D<C.samples.length;D++){var w=C.samples[D].bytes;if(w){var c=this.extractCea608Data(w);g.addData(C.samples[D].pts,c[0]),v.addData(C.samples[D].pts,c[1])}}},s.onBufferFlushing=function(h,C){var g=C.startOffset,v=C.endOffset,D=C.endOffsetSubtitles,w=C.type,c=this.media;if(!c||c.currentTime<v)return;if(!w||w==="video"){var u=this.captionsTracks;Object.keys(u).forEach(function(a){return Object(O.removeCuesInRange)(u[a],g,v)})}if(this.config.renderTextTracksNatively&&(g===0&&D!==void 0)){var i=this.textTracks;Object.keys(i).forEach(function(a){return Object(O.removeCuesInRange)(i[a],g,D)})}},s.extractCea608Data=function(h){for(var C=h[0]&31,g=2,v=[[],[]],D=0;D<C;D++){var w=h[g++],c=127&h[g++],u=127&h[g++],i=(4&w)!==0,a=3&w;if(c===0&&u===0)continue;i&&((a===0||a===1)&&(v[a].push(c),v[a].push(u)))}return v},f}();function A(f,s){return f&&f.label===s.name&&!(f.textTrack1||f.textTrack2)}function T(f,s,d,h){return Math.min(s,h)-Math.max(f,d)}function E(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return X});var X=function(){function k(p,W){this.subtle=void 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j=this.remuxer.remux(y,_,U,F,I,G,!0,this.id);i.push({remuxResult:j,chunkMeta:l}),l.transmuxing.executeEnd=E()},c.resetInitialTimestamp=function(i){var a=this.demuxer,l=this.remuxer;if(!a||!l)return;a.resetTimeStamp(i),l.resetTimeStamp(i)},c.resetContiguity=function(){var i=this.demuxer,a=this.remuxer;if(!i||!a)return;i.resetContiguity(),a.resetNextTimestamp()},c.resetInitSegment=function(i,a,l,y){var _=this.demuxer,U=this.remuxer;if(!_||!U)return;_.resetInitSegment(a,l,y),U.resetInitSegment(i,a,l)},c.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},c.transmux=function(i,a,l,y,_){var U;return a&&a.method==="SAMPLE-AES"?U=this.transmuxSampleAes(i,a,l,y,_):U=this.transmuxUnencrypted(i,l,y,_),U},c.transmuxUnencrypted=function(i,a,l,y){var _=this.demuxer.demux(i,a,!1,!this.config.progressive),U=_.audioTrack,F=_.avcTrack,H=_.id3Track,G=_.textTrack,I=this.remuxer.remux(U,F,H,G,a,l,!1,this.id);return{remuxResult:I,chunkMeta:y}},c.transmuxSampleAes=function(i,a,l,y,_){var U=this;return this.demuxer.demuxSampleAes(i,a,l).then(function(F){var H=U.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,l,y,!1,U.id);return{remuxResult:H,chunkMeta:_}})},c.configureTransmuxer=function(i,a){for(var l=this.config,y=this.observer,_=this.typeSupported,U=this.vendor,F=a.audioCodec,H=a.defaultInitPts,G=a.duration,I=a.initSegmentData,j=a.videoCodec,K,J=0,ie=f.length;J<ie;J++)if(f[J].demux.probe(i)){K=f[J];break}K||(T.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),K={demux:W.default,remux:L.default});var q=this.demuxer,Te=this.remuxer,Ce=K.remux,ke=K.demux;(!Te||!(Te instanceof Ce))&&(this.remuxer=new Ce(y,l,_,U)),(!q||!(q instanceof ke))&&(this.demuxer=new ke(y,l,_),this.probe=ke.probe),this.resetInitSegment(I,F,j,G),this.resetInitialTimestamp(H)},c.needsProbing=function(i,a,l){return!this.demuxer||!this.remuxer||a||l},c.getDecrypter=function(){var i=this.decrypter;return i||(i=this.decrypter=new x.default(this.observer,this.config)),i},w}();function h(w,c){var u=null;return w.byteLength>0&&c!=null&&c.key!=null&&c.iv!==null&&c.method!=null&&(u=c),u}var C=function(c){return{remuxResult:{},chunkMeta:c}};function g(w){return"then"in w&&w.then instanceof Function}var v=function(c,u,i,a,l){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=c,this.videoCodec=u,this.initSegmentData=i,this.duration=a,this.defaultInitPts=l},D=function(c,u,i,a,l){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=c,this.contiguous=u,this.accurateTimeOffset=i,this.trackSwitch=a,this.timeOffset=l}},"./src/demux/tsdemuxer.ts":function(ne,$,M){"use strict";M.r($),M.d($,"discardEPB",function(){return C});var X=M("./src/demux/adts.ts"),k=M("./src/demux/mpegaudio.ts"),x=M("./src/demux/exp-golomb.ts"),p=M("./src/demux/id3.ts"),W=M("./src/demux/sample-aes.ts"),O=M("./src/events.ts"),R=M("./src/utils/mp4-tools.ts"),S=M("./src/utils/logger.ts"),L=M("./src/errors.ts"),B={video:1,audio:2,id3:3,text:4},A=function(){function g(D,w,c){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=D,this.config=w,this.typeSupported=c}g.probe=function(w){var c=g.syncOffset(w);return c<0?!1:(c&&S.logger.warn("MPEG2-TS detected but first sync word found @ offset "+c+", junk ahead ?"),!0)},g.syncOffset=function(w){for(var c=Math.min(1e3,w.length-3*188),u=0;u<c;){if(w[u]===71&&w[u+188]===71&&w[u+2*188]===71)return u;u++}return-1},g.createTrack=function(w,c){return{container:w==="video"||w==="audio"?"video/mp2t":void 0,type:w,id:B[w],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:w==="audio"?c:void 0}};var v=g.prototype;return v.resetInitSegment=function(w,c,u){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=g.createTrack("video",u),this._audioTrack=g.createTrack("audio",u),this._id3Track=g.createTrack("id3",u),this._txtTrack=g.createTrack("text",u),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=w,this.videoCodec=c,this._duration=u},v.resetTimeStamp=function(){},v.resetContiguity=function(){var w=this._audioTrack,c=this._avcTrack,u=this._id3Track;w&&(w.pesData=null),c&&(c.pesData=null),u&&(u.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},v.demux=function(w,c,u,i){u===void 0&&(u=!1),i===void 0&&(i=!1),u||(this.sampleAes=null);var a,l=this._avcTrack,y=this._audioTrack,_=this._id3Track,U=l.pid,F=l.pesData,H=y.pid,G=_.pid,I=y.pesData,j=_.pesData,K=!1,J=this.pmtParsed,ie=this._pmtId,q=w.length;if(this.remainderData&&(w=Object(R.appendUint8Array)(this.remainderData,w),q=w.length,this.remainderData=null),q<188&&!i)return this.remainderData=w,{audioTrack:y,avcTrack:l,id3Track:_,textTrack:this._txtTrack};var Te=Math.max(0,g.syncOffset(w));q-=(q+Te)%188,q<w.byteLength&&!i&&(this.remainderData=new Uint8Array(w.buffer,q,w.buffer.byteLength-q));for(var Ce=Te;Ce<q;Ce+=188)if(w[Ce]===71){var ke=!!(w[Ce+1]&64),ge=((w[Ce+1]&31)<<8)+w[Ce+2],xe=(w[Ce+3]&48)>>4,pe=void 0;if(xe>1){if(pe=Ce+5+w[Ce+4],pe===Ce+188)continue}else pe=Ce+4;switch(ge){case U:ke&&(F&&(a=s(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(w.subarray(pe,Ce+188)),F.size+=Ce+188-pe);break;case H:ke&&(I&&(a=s(I))&&(y.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),I={data:[],size:0}),I&&(I.data.push(w.subarray(pe,Ce+188)),I.size+=Ce+188-pe);break;case G:ke&&(j&&(a=s(j))&&this.parseID3PES(a),j={data:[],size:0}),j&&(j.data.push(w.subarray(pe,Ce+188)),j.size+=Ce+188-pe);break;case 0:ke&&(pe+=w[pe]+1),ie=this._pmtId=E(w,pe);break;case ie:{ke&&(pe+=w[pe]+1);var ve=f(w,pe,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,u);U=ve.avc,U>0&&(l.pid=U),H=ve.audio,H>0&&(y.pid=H,y.isAAC=ve.isAAC),G=ve.id3,G>0&&(_.pid=G),K&&!J&&(S.logger.log("reparse from beginning"),K=!1,Ce=Te-188),J=this.pmtParsed=!0;break}case 17:case 8191:break;default:K=!0;break}}else this.observer.emit(O.Events.ERROR,O.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});l.pesData=F,y.pesData=I,_.pesData=j;var Q={audioTrack:y,avcTrack:l,id3Track:_,textTrack:this._txtTrack};return i&&this.extractRemainingSamples(Q),Q},v.flush=function(){var w=this.remainderData;this.remainderData=null;var c;return w?c=this.demux(w,-1,!1,!0):c={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(c),this.sampleAes?this.decrypt(c,this.sampleAes):c},v.extractRemainingSamples=function(w){var c=w.audioTrack,u=w.avcTrack,i=w.id3Track,a=u.pesData,l=c.pesData,y=i.pesData,_;a&&(_=s(a))?(this.parseAVCPES(_,!0),u.pesData=null):u.pesData=a,l&&(_=s(l))?(c.isAAC?this.parseAACPES(_):this.parseMPEGPES(_),c.pesData=null):(l!=null&&l.size&&S.logger.log("last AAC PES packet truncated,might overlap between fragments"),c.pesData=l),y&&(_=s(y))?(this.parseID3PES(_),i.pesData=null):i.pesData=y},v.demuxSampleAes=function(w,c,u){var i=this.demux(w,u,!0,!this.config.progressive),a=this.sampleAes=new W.default(this.observer,this.config,c);return this.decrypt(i,a)},v.decrypt=function(w,c){return new Promise(function(u){var i=w.audioTrack,a=w.avcTrack;i.samples&&i.isAAC?c.decryptAacSamples(i.samples,0,function(){a.samples?c.decryptAvcSamples(a.samples,0,0,function(){u(w)}):u(w)}):a.samples&&c.decryptAvcSamples(a.samples,0,0,function(){u(w)})})},v.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},v.parseAVCPES=function(w,c){var u=this,i=this._avcTrack,a=this.parseAVCNALu(w.data),l=!1,y=this.avcSample,_,U=!1;w.data=null,y&&a.length&&!i.audFound&&(d(y,i),y=this.avcSample=T(!1,w.pts,w.dts,"")),a.forEach(function(F){switch(F.type){case 1:{_=!0,y||(y=u.avcSample=T(!0,w.pts,w.dts,"")),l&&(y.debug+="NDR "),y.frame=!0;var H=F.data;if(U&&H.length>4){var G=new x.default(H).readSliceType();(G===2||G===4||G===7||G===9)&&(y.key=!0)}break}case 5:_=!0,y||(y=u.avcSample=T(!0,w.pts,w.dts,"")),l&&(y.debug+="IDR "),y.key=!0,y.frame=!0;break;case 6:{_=!0,l&&y&&(y.debug+="SEI ");var I=new x.default(C(F.data));I.readUByte();for(var j=0,K=0,J=!1,ie=0;!J&&I.bytesAvailable>1;){j=0;do ie=I.readUByte(),j+=ie;while(ie===255);K=0;do ie=I.readUByte(),K+=ie;while(ie===255);if(j===4&&I.bytesAvailable!==0){J=!0;var q=I.readUByte();if(q===181){var Te=I.readUShort();if(Te===49){var Ce=I.readUInt();if(Ce===1195456820){var ke=I.readUByte();if(ke===3){for(var ge=I.readUByte(),xe=I.readUByte(),pe=31&ge,ve=[ge,xe],Q=0;Q<pe;Q++)ve.push(I.readUByte()),ve.push(I.readUByte()),ve.push(I.readUByte());h(u._txtTrack.samples,{type:3,pts:w.pts,bytes:ve})}}}}}else if(j===5&&I.bytesAvailable!==0){if(J=!0,K>16){for(var de=[],fe=0;fe<16;fe++)de.push(I.readUByte().toString(16)),(fe===3||fe===5||fe===7||fe===9)&&de.push("-");for(var _e=K-16,Ie=new Uint8Array(_e),De=0;De<_e;De++)Ie[De]=I.readUByte();h(u._txtTrack.samples,{pts:w.pts,payloadType:j,uuid:de.join(""),userData:Object(p.utf8ArrayToStr)(Ie),userDataBytes:Ie})}}else if(K<I.bytesAvailable)for(var Ke=0;Ke<K;Ke++)I.readUByte()}break}case 7:if(_=!0,U=!0,l&&y&&(y.debug+="SPS "),!i.sps){var Qe=new x.default(F.data),ot=Qe.readSPS();i.width=ot.width,i.height=ot.height,i.pixelRatio=ot.pixelRatio,i.sps=[F.data],i.duration=u._duration;for(var at=F.data.subarray(1,4),Je="avc1.",Ve=0;Ve<3;Ve++){var bt=at[Ve].toString(16);bt.length<2&&(bt="0"+bt),Je+=bt}i.codec=Je}break;case 8:_=!0,l&&y&&(y.debug+="PPS "),i.pps||(i.pps=[F.data]);break;case 9:_=!1,i.audFound=!0,y&&d(y,i),y=u.avcSample=T(!1,w.pts,w.dts,l?"AUD ":"");break;case 12:_=!1;break;default:_=!1,y&&(y.debug+="unknown NAL "+F.type+" ");break}if(y&&_){var Ot=y.units;Ot.push(F)}}),c&&y&&(d(y,i),this.avcSample=null)},v.getLastNalUnit=function(){var w,c=this.avcSample,u;if(!c||c.units.length===0){var i=this._avcTrack.samples;c=i[i.length-1]}if((w=c)!==null&&w!==void 0&&w.units){var a=c.units;u=a[a.length-1]}return u},v.parseAVCNALu=function(w){var c=w.byteLength,u=this._avcTrack,i=u.naluState||0,a=i,l=[],y=0,_,U,F,H=-1,G=0;for(i===-1&&(H=0,G=w[0]&31,i=0,y=1);y<c;){if(_=w[y++],!i){i=_?0:1;continue}if(i===1){i=_?0:2;continue}if(!_)i=3;else if(_===1){if(H>=0){var I={data:w.subarray(H,y-i-1),type:G};l.push(I)}else{var j=this.getLastNalUnit();if(j&&(a&&y<=4-a&&(j.state&&(j.data=j.data.subarray(0,j.data.byteLength-a))),U=y-i-1,U>0)){var K=new Uint8Array(j.data.byteLength+U);K.set(j.data,0),K.set(w.subarray(0,U),j.data.byteLength),j.data=K,j.state=0}}y<c?(F=w[y]&31,H=y,G=F,i=0):i=-1}else i=0}if(H>=0&&i>=0){var J={data:w.subarray(H,c),type:G,state:i};l.push(J)}if(l.length===0){var ie=this.getLastNalUnit();if(ie){var q=new Uint8Array(ie.data.byteLength+w.byteLength);q.set(ie.data,0),q.set(w,ie.data.byteLength),ie.data=q}}return u.naluState=i,l},v.parseAACPES=function(w){var c=0,u=this._audioTrack,i=this.aacOverFlow,a=w.data;if(i){this.aacOverFlow=null;var l=i.sample.unit.byteLength,y=Math.min(i.missing,l),_=l-y;i.sample.unit.set(a.subarray(0,y),_),u.samples.push(i.sample),c=i.missing}var U,F;for(U=c,F=a.length;U<F-1&&!X.isHeader(a,U);U++);if(U!==c){var H,G;if(U<F-1?(H="AAC PES did not start with ADTS header,offset:"+U,G=!1):(H="no ADTS header found in AAC PES",G=!0),S.logger.warn("parsing error:"+H),this.observer.emit(O.Events.ERROR,O.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.FRAG_PARSING_ERROR,fatal:G,reason:H}),G)return}X.initTrackConfig(u,this.observer,a,U,this.audioCodec);var I;if(w.pts!==void 0)I=w.pts;else if(i){var j=X.getFrameDuration(u.samplerate);I=i.sample.pts+j}else{S.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var K=0;U<F;)if(X.isHeader(a,U)){if(U+5<F){var J=X.appendFrame(u,a,U,I,K);if(J)if(J.missing)this.aacOverFlow=J;else{U+=J.length,K++;continue}}break}else U++},v.parseMPEGPES=function(w){var c=w.data,u=c.length,i=0,a=0,l=w.pts;if(l===void 0){S.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<u;)if(k.isHeader(c,a)){var y=k.appendFrame(this._audioTrack,c,a,l,i);if(y)a+=y.length,i++;else break}else a++},v.parseID3PES=function(w){if(w.pts===void 0){S.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(w)},g}();A.minProbeByteLength=188;function T(g,v,D,w){return{key:g,frame:!1,pts:v,dts:D,units:[],debug:w,length:0}}function E(g,v){return(g[v+10]&31)<<8|g[v+11]}function f(g,v,D,w){var c={audio:-1,avc:-1,id3:-1,isAAC:!0},u=(g[v+1]&15)<<8|g[v+2],i=v+3+u-4,a=(g[v+10]&15)<<8|g[v+11];for(v+=12+a;v<i;){var l=(g[v+1]&31)<<8|g[v+2];switch(g[v]){case 207:if(!w){S.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:c.audio===-1&&(c.audio=l);break;case 21:c.id3===-1&&(c.id3=l);break;case 219:if(!w){S.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:c.avc===-1&&(c.avc=l);break;case 3:case 4:D?c.audio===-1&&(c.audio=l,c.isAAC=!1):S.logger.log("MPEG audio found, not supported in this browser");break;case 36:S.logger.warn("Unsupported HEVC stream type found");break;default:break}v+=((g[v+3]&15)<<8|g[v+4])+5}return c}function s(g){var v=0,D,w,c,u,i,a=g.data;if(!g||g.size===0)return null;for(;a[0].length<19&&a.length>1;){var l=new Uint8Array(a[0].length+a[1].length);l.set(a[0]),l.set(a[1],a[0].length),a[0]=l,a.splice(1,1)}D=a[0];var y=(D[0]<<16)+(D[1]<<8)+D[2];if(y===1){if(w=(D[4]<<8)+D[5],w&&w>g.size-6)return null;var _=D[7];_&192&&(u=(D[9]&14)*536870912+(D[10]&255)*4194304+(D[11]&254)*16384+(D[12]&255)*128+(D[13]&254)/2,_&64?(i=(D[14]&14)*536870912+(D[15]&255)*4194304+(D[16]&254)*16384+(D[17]&255)*128+(D[18]&254)/2,u-i>60*9e4&&(S.logger.warn(Math.round((u-i)/9e4)+"s delta between PTS and DTS, align them"),u=i)):i=u),c=D[8];var U=c+9;if(g.size<=U)return null;g.size-=U;for(var F=new Uint8Array(g.size),H=0,G=a.length;H<G;H++){D=a[H];var I=D.byteLength;if(U)if(U>I){U-=I;continue}else D=D.subarray(U),I-=U,U=0;F.set(D,v),v+=I}return w&&(w-=c+3),{data:F,pts:u,dts:i,len:w}}return null}function d(g,v){if(g.units.length&&g.frame){if(g.pts===void 0){var D=v.samples,w=D.length;if(w){var c=D[w-1];g.pts=c.pts,g.dts=c.dts}else{v.dropped++;return}}v.samples.push(g)}g.debug.length&&S.logger.log(g.pts+"/"+g.dts+":"+g.debug)}function h(g,v){var D=g.length;if(D>0){if(v.pts>=g[D-1].pts)g.push(v);else for(var w=D-1;w>=0;w--)if(v.pts<g[w].pts){g.splice(w,0,v);break}}else g.push(v)}function C(g){for(var v=g.byteLength,D=[],w=1;w<v-2;)g[w]===0&&g[w+1]===0&&g[w+2]===3?(D.push(w+2),w+=2):w++;if(D.length===0)return g;var c=v-D.length,u=new Uint8Array(c),i=0;for(w=0;w<c;i++,w++)i===D[0]&&(i++,D.shift()),u[w]=g[i];return u}$.default=A},"./src/errors.ts":function(ne,$,M){"use strict";M.r($),M.d($,"ErrorTypes",function(){return X}),M.d($,"ErrorDetails",function(){return k});var X;(function(x){x.NETWORK_ERROR="networkError",x.MEDIA_ERROR="mediaError",x.KEY_SYSTEM_ERROR="keySystemError",x.MUX_ERROR="muxError",x.OTHER_ERROR="otherError"})(X||(X={}));var k;(function(x){x.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",x.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",x.KEY_SYSTEM_NO_SESSION="keySystemNoSession",x.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",x.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",x.MANIFEST_LOAD_ERROR="manifestLoadError",x.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",x.MANIFEST_PARSING_ERROR="manifestParsingError",x.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",x.LEVEL_EMPTY_ERROR="levelEmptyError",x.LEVEL_LOAD_ERROR="levelLoadError",x.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",x.LEVEL_SWITCH_ERROR="levelSwitchError",x.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",x.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",x.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",x.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",x.FRAG_LOAD_ERROR="fragLoadError",x.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",x.FRAG_DECRYPT_ERROR="fragDecryptError",x.FRAG_PARSING_ERROR="fragParsingError",x.REMUX_ALLOC_ERROR="remuxAllocError",x.KEY_LOAD_ERROR="keyLoadError",x.KEY_LOAD_TIMEOUT="keyLoadTimeOut",x.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",x.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",x.BUFFER_APPEND_ERROR="bufferAppendError",x.BUFFER_APPENDING_ERROR="bufferAppendingError",x.BUFFER_STALLED_ERROR="bufferStalledError",x.BUFFER_FULL_ERROR="bufferFullError",x.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",x.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",x.INTERNAL_EXCEPTION="internalException",x.INTERNAL_ABORTED="aborted",x.UNKNOWN="unknown"})(k||(k={}))},"./src/events.ts":function(ne,$,M){"use 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i=this.elementaryStreams,a=i[g];if(!a){i[g]={startPTS:v,endPTS:D,startDTS:w,endDTS:c,partial:u};return}a.startPTS=Math.min(a.startPTS,v),a.endPTS=Math.max(a.endPTS,D),a.startDTS=Math.min(a.startDTS,w),a.endDTS=Math.max(a.endDTS,c)},h.clearElementaryStreamInfo=function(){var g=this.elementaryStreams;g[A.AUDIO]=null,g[A.VIDEO]=null,g[A.AUDIOVIDEO]=null},B(d,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var g=this.sn;typeof g!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&p.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),g=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,g)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(X.isFiniteNumber)(this.programDateTime))return 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f=this.hls.config;if(T&&(x.logger.warn("abort previous key loader for type:"+A),T.abort()),!E){x.logger.warn("key uri is falsy");return}var s=f.loader,d=B.loader=this.loaders[A]=new s(f);this.decrypturl=E,this.decryptkey=null;var h={url:E,frag:B,responseType:"arraybuffer"},C={timeout:f.fragLoadingTimeOut,maxRetry:0,retryDelay:f.fragLoadingRetryDelay,maxRetryDelay:f.fragLoadingMaxRetryTimeout,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(h,C,g)}else this.decryptkey&&(B.decryptdata.key=this.decryptkey,this.hls.trigger(X.Events.KEY_LOADED,{frag:B}))},O.loadsuccess=function(S,L,B){var A=B.frag;if(!A.decryptdata){x.logger.error("after key load, decryptdata unset");return}this.decryptkey=A.decryptdata.key=new Uint8Array(S.data),A.loader=null,delete this.loaders[A.type],this.hls.trigger(X.Events.KEY_LOADED,{frag:A})},O.loaderror=function(S,L){var B=L.frag,A=B.loader;A&&A.abort(),delete 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0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=S}var R=O.prototype;return R.reloaded=function(L){if(!L){this.advanced=!0,this.updated=!0;return}var B=this.lastPartSn-L.lastPartSn,A=this.lastPartIndex-L.lastPartIndex;this.updated=this.endSN!==L.endSN||!!A||!!B,this.advanced=this.endSN>L.endSN||B>0||B===0&&A>0,this.updated||this.advanced?this.misses=Math.floor(L.misses*.6):this.misses=L.misses+1,this.availabilityDelay=L.availabilityDelay},x(O,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(X.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||p}},{key:"drift",get:function(){var L=this.driftEndTime-this.driftStartTime;if(L>0){var B=this.driftEnd-this.driftStart;return B*1e3/L}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var L;return(L=this.partList)!==null&&L!==void 0&&L.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var L;return(L=this.fragments)!==null&&L!==void 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O(R,S){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,S?this._uri=Object(X.buildAbsoluteURL)(R,S,{alwaysNormalize:!0}):this._uri=R}return p(O,[{key:"uri",get:function(){return this._uri}}]),O}()},"./src/loader/load-stats.ts":function(ne,$,M){"use strict";M.r($),M.d($,"LoadStats",function(){return X});var X=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return d});var X=M("./src/polyfills/number.ts"),k=M("./node_modules/url-toolkit/src/url-toolkit.js"),x=M.n(k),p=M("./src/loader/fragment.ts"),W=M("./src/loader/level-details.ts"),O=M("./src/loader/level-key.ts"),R=M("./src/utils/attr-list.ts"),S=M("./src/utils/logger.ts"),L=M("./src/utils/codecs.ts"),B=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,A=/#EXT-X-MEDIA:(.*)/g,T=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),f=/\.(mp4|m4s|m4v|m4a)$/i;function s(D){var w,c;return f.test((w=(c=k.parseURL(D))===null||c===void 0?void 0:c.path)!=null?w:"")}var d=function(){function D(){}return D.findGroup=function(c,u){for(var i=0;i<c.length;i++){var a=c[i];if(a.id===u)return a}},D.convertAVC1ToAVCOTI=function(c){var u=c.split(".");if(u.length>2){var i=u.shift()+".";return i+=parseInt(u.shift()).toString(16),i+=("000"+parseInt(u.shift()).toString(16)).substr(-4),i}return c},D.resolve=function(c,u){return k.buildAbsoluteURL(u,c,{alwaysNormalize:!0})},D.parseMasterPlaylist=function(c,u){var i=[],a={},l=!1;B.lastIndex=0;for(var y;(y=B.exec(c))!=null;)if(y[1]){var _=new R.AttrList(y[1]),U={attrs:_,bitrate:_.decimalInteger("AVERAGE-BANDWIDTH")||_.decimalInteger("BANDWIDTH"),name:_.NAME,url:D.resolve(y[2],u)},F=_.decimalResolution("RESOLUTION");F&&(U.width=F.width,U.height=F.height),h((_.CODECS||"").split(/[ ,]+/).filter(function(G){return G}),U),U.videoCodec&&U.videoCodec.indexOf("avc1")!==-1&&(U.videoCodec=D.convertAVC1ToAVCOTI(U.videoCodec)),i.push(U)}else if(y[3]){var H=new R.AttrList(y[3]);H["DATA-ID"]&&(l=!0,a[H["DATA-ID"]]=H)}return{levels:i,sessionData:l?a:null}},D.parseMasterPlaylistMedia=function(c,u,i,a){a===void 0&&(a=[]);var l,y=[],_=0;for(A.lastIndex=0;(l=A.exec(c))!==null;){var U=new R.AttrList(l[1]);if(U.TYPE===i){var F={attrs:U,bitrate:0,id:_++,groupId:U["GROUP-ID"],instreamId:U["INSTREAM-ID"],name:U.NAME||U.LANGUAGE||"",type:i,default:U.bool("DEFAULT"),autoselect:U.bool("AUTOSELECT"),forced:U.bool("FORCED"),lang:U.LANGUAGE,url:U.URI?D.resolve(U.URI,u):""};if(a.length){var H=D.findGroup(a,F.groupId)||a[0];C(F,H,"audioCodec"),C(F,H,"textCodec")}y.push(F)}}return y},D.parseLevelPlaylist=function(c,u,i,a,l){var y=new W.LevelDetails(u),_=y.fragments,U=null,F=0,H=0,G=0,I=0,j=null,K=new p.Fragment(a,u),J,ie,q,Te=-1,Ce=!1;for(T.lastIndex=0,y.m3u8=c;(J=T.exec(c))!==null;){Ce&&(Ce=!1,K=new p.Fragment(a,u),K.start=G,K.sn=F,K.cc=I,K.level=i,U&&(K.initSegment=U,K.rawProgramDateTime=U.rawProgramDateTime));var ke=J[1];if(ke){K.duration=parseFloat(ke);var ge=(" "+J[2]).slice(1);K.title=ge||null,K.tagList.push(ge?["INF",ke,ge]:["INF",ke])}else if(J[3])Object(X.isFiniteNumber)(K.duration)&&(K.start=G,q&&(K.levelkey=q),K.sn=F,K.level=i,K.cc=I,K.urlId=l,_.push(K),K.relurl=(" "+J[3]).slice(1),v(K,j),j=K,G+=K.duration,F++,H=0,Ce=!0);else if(J[4]){var xe=(" "+J[4]).slice(1);j?K.setByteRange(xe,j):K.setByteRange(xe)}else if(J[5])K.rawProgramDateTime=(" "+J[5]).slice(1),K.tagList.push(["PROGRAM-DATE-TIME",K.rawProgramDateTime]),Te===-1&&(Te=_.length);else{if(J=J[0].match(E),!J){S.logger.warn("No matches on slow regex match for level playlist!");continue}for(ie=1;ie<J.length&&!(typeof J[ie]!="undefined");ie++);var pe=(" "+J[ie]).slice(1),ve=(" "+J[ie+1]).slice(1),Q=J[ie+2]?(" "+J[ie+2]).slice(1):"";switch(pe){case"PLAYLIST-TYPE":y.type=ve.toUpperCase();break;case"MEDIA-SEQUENCE":F=y.startSN=parseInt(ve);break;case"SKIP":{var de=new R.AttrList(ve),fe=de.decimalInteger("SKIPPED-SEGMENTS");if(Object(X.isFiniteNumber)(fe)){y.skippedSegments=fe;for(var _e=fe;_e--;)_.unshift(null);F+=fe}var Ie=de.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ie&&(y.recentlyRemovedDateranges=Ie.split("	"));break}case"TARGETDURATION":y.targetduration=parseFloat(ve);break;case"VERSION":y.version=parseInt(ve);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(ve||Q)&&K.tagList.push(Q?[ve,Q]:[ve]);break;case"DIS":I++;case"GAP":K.tagList.push([pe]);break;case"BITRATE":K.tagList.push([pe,ve]);break;case"DISCONTINUITY-SEQ":I=parseInt(ve);break;case"KEY":{var De,Ke=new R.AttrList(ve),Qe=Ke.enumeratedString("METHOD"),ot=Ke.URI,at=Ke.hexadecimalInteger("IV"),Je=Ke.enumeratedString("KEYFORMATVERSIONS"),Ve=Ke.enumeratedString("KEYID"),bt=(De=Ke.enumeratedString("KEYFORMAT"))!=null?De:"identity",Ot=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ot.indexOf(bt)>-1){S.logger.warn("Keyformat "+bt+" is not supported from the manifest");continue}else if(bt!=="identity")continue;Qe&&(q=O.LevelKey.fromURL(u,ot),ot&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Qe)>=0&&(q.method=Qe,q.keyFormat=bt,Ve&&(q.keyID=Ve),Je&&(q.keyFormatVersions=Je),q.iv=at));break}case"START":{var kt=new R.AttrList(ve),Ut=kt.decimalFloatingPoint("TIME-OFFSET");Object(X.isFiniteNumber)(Ut)&&(y.startTimeOffset=Ut);break}case"MAP":{var rn=new R.AttrList(ve);K.relurl=rn.URI,rn.BYTERANGE&&K.setByteRange(rn.BYTERANGE),K.level=i,K.sn="initSegment",q&&(K.levelkey=q),K.initSegment=null,U=K,Ce=!0;break}case"SERVER-CONTROL":{var qt=new R.AttrList(ve);y.canBlockReload=qt.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=qt.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&qt.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=qt.optionalFloat("PART-HOLD-BACK",0),y.holdBack=qt.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Be=new R.AttrList(ve);y.partTarget=Be.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ne=y.partList;Ne||(Ne=y.partList=[]);var rt=H>0?Ne[Ne.length-1]:void 0,it=H++,ze=new p.Part(new R.AttrList(ve),K,u,it,rt);Ne.push(ze),K.duration+=ze.duration;break}case"PRELOAD-HINT":{var et=new R.AttrList(ve);y.preloadHint=et;break}case"RENDITION-REPORT":{var be=new R.AttrList(ve);y.renditionReports=y.renditionReports||[],y.renditionReports.push(be);break}default:S.logger.warn("line parsed but not handled: "+J);break}}}j&&!j.relurl?(_.pop(),G-=j.duration,y.partList&&(y.fragmentHint=j)):y.partList&&(v(K,j),K.cc=I,y.fragmentHint=K);var ye=_.length,Ee=_[0],se=_[ye-1];if(G+=y.skippedSegments*y.targetduration,G>0&&ye&&se){y.averagetargetduration=G/ye;var oe=se.sn;y.endSN=oe!=="initSegment"?oe:0,Ee&&(y.startCC=Ee.cc,Ee.initSegment||y.fragments.every(function(te){return te.relurl&&s(te.relurl)})&&(S.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),K=new 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d=this.loaders[s];d&&d.destroy(),this.resetInternalLoader(s)}},E.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},E.onManifestLoading=function(s,d){var h=d.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:R.PlaylistContextType.MANIFEST,url:h,deliveryDirectives:null})},E.onLevelLoading=function(s,d){var h=d.id,C=d.level,g=d.url,v=d.deliveryDirectives;this.load({id:h,groupId:null,level:C,responseType:"text",type:R.PlaylistContextType.LEVEL,url:g,deliveryDirectives:v})},E.onAudioTrackLoading=function(s,d){var h=d.id,C=d.groupId,g=d.url,v=d.deliveryDirectives;this.load({id:h,groupId:C,level:null,responseType:"text",type:R.PlaylistContextType.AUDIO_TRACK,url:g,deliveryDirectives:v})},E.onSubtitleTrackLoading=function(s,d){var h=d.id,C=d.groupId,g=d.url,v=d.deliveryDirectives;this.load({id:h,groupId:C,level:null,responseType:"text",type:R.PlaylistContextType.SUBTITLE_TRACK,url:g,deliveryDirectives:v})},E.load=function(s){var d,h=this.hls.config,C=this.getInternalLoader(s);if(C){var g=C.context;if(g&&g.url===s.url){p.logger.trace("[playlist-loader]: playlist request ongoing");return}p.logger.log("[playlist-loader]: aborting previous loader for type: "+s.type),C.abort()}var v,D,w,c;switch(s.type){case R.PlaylistContextType.MANIFEST:v=h.manifestLoadingMaxRetry,D=h.manifestLoadingTimeOut,w=h.manifestLoadingRetryDelay,c=h.manifestLoadingMaxRetryTimeout;break;case R.PlaylistContextType.LEVEL:case R.PlaylistContextType.AUDIO_TRACK:case R.PlaylistContextType.SUBTITLE_TRACK:v=0,D=h.levelLoadingTimeOut;break;default:v=h.levelLoadingMaxRetry,D=h.levelLoadingTimeOut,w=h.levelLoadingRetryDelay,c=h.levelLoadingMaxRetryTimeout;break}if(C=this.createInternalLoader(s),(d=s.deliveryDirectives)!==null&&d!==void 0&&d.part){var 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U=l.some(function(F){return!F.url});!U&&c[0].audioCodec&&!c[0].attrs.AUDIO&&(p.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),l.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new S.AttrList({}),bitrate:0,url:""}))}g.trigger(k.Events.MANIFEST_LOADED,{levels:c,audioTracks:l,subtitles:y,captions:_,url:D,stats:d,networkDetails:C,sessionData:u})},E.handleTrackOrLevelPlaylist=function(s,d,h,C){var g=this.hls,v=h.id,D=h.level,w=h.type,c=B(s,h),u=Object(X.isFiniteNumber)(v)?v:0,i=Object(X.isFiniteNumber)(D)?D:u,a=L(h),l=O.default.parseLevelPlaylist(s.data,c,i,a,u);if(!l.fragments.length){g.trigger(k.Events.ERROR,{type:x.ErrorTypes.NETWORK_ERROR,details:x.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:c,reason:"no fragments found in level",level:typeof h.level=="number"?h.level:void 0});return}if(w===R.PlaylistContextType.MANIFEST){var y={attrs:new 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w=v.info,c=g.fragments[D];c.byteRange.length===0&&c.setByteRange(String(1+w.end-w.start)+"@"+String(w.start)),c.initSegment&&c.initSegment.setByteRange(String(h.moovEndOffset)+"@0")})},E.handleManifestParsingError=function(s,d,h,C){this.hls.trigger(k.Events.ERROR,{type:x.ErrorTypes.NETWORK_ERROR,details:x.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:d.type===R.PlaylistContextType.MANIFEST,url:s.url,reason:h,response:s,context:d,networkDetails:C})},E.handleNetworkError=function(s,d,h,C){h===void 0&&(h=!1),p.logger.warn("[playlist-loader]: A network "+(h?"timeout":"error")+" occurred while loading "+s.type+" level: "+s.level+" id: "+s.id+' group-id: "'+s.groupId+'"');var g=x.ErrorDetails.UNKNOWN,v=!1,D=this.getInternalLoader(s);switch(s.type){case R.PlaylistContextType.MANIFEST:g=h?x.ErrorDetails.MANIFEST_LOAD_TIMEOUT:x.ErrorDetails.MANIFEST_LOAD_ERROR,v=!0;break;case R.PlaylistContextType.LEVEL:g=h?x.ErrorDetails.LEVEL_LOAD_TIMEOUT:x.ErrorDetails.LEVEL_LOAD_ERROR,v=!1;break;case 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x.box.apply(null,[x.types.moov,x.mvhd(W[0].timescale,W[0].duration)].concat(R).concat(x.mvex(W)))},x.mvex=function(W){for(var O=W.length,R=[];O--;)R[O]=x.trex(W[O]);return x.box.apply(null,[x.types.mvex].concat(R))},x.mvhd=function(W,O){O*=W;var R=Math.floor(O/(X+1)),S=Math.floor(O%(X+1)),L=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,W>>24&255,W>>16&255,W>>8&255,W&255,R>>24,R>>16&255,R>>8&255,R&255,S>>24,S>>16&255,S>>8&255,S&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 x.box(x.types.mvhd,L)},x.sdtp=function(W){var O=W.samples||[],R=new Uint8Array(4+O.length),S,L;for(S=0;S<O.length;S++)L=O[S].flags,R[S+4]=L.dependsOn<<4|L.isDependedOn<<2|L.hasRedundancy;return x.box(x.types.sdtp,R)},x.stbl=function(W){return x.box(x.types.stbl,x.stsd(W),x.box(x.types.stts,x.STTS),x.box(x.types.stsc,x.STSC),x.box(x.types.stsz,x.STSZ),x.box(x.types.stco,x.STCO))},x.avc1=function(W){var O=[],R=[],S,L,B;for(S=0;S<W.sps.length;S++)L=W.sps[S],B=L.byteLength,O.push(B>>>8&255),O.push(B&255),O=O.concat(Array.prototype.slice.call(L));for(S=0;S<W.pps.length;S++)L=W.pps[S],B=L.byteLength,R.push(B>>>8&255),R.push(B&255),R=R.concat(Array.prototype.slice.call(L));var A=x.box(x.types.avcC,new Uint8Array([1,O[3],O[4],O[5],252|3,224|W.sps.length].concat(O).concat([W.pps.length]).concat(R))),T=W.width,E=W.height,f=W.pixelRatio[0],s=W.pixelRatio[1];return x.box(x.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,T>>8&255,T&255,E>>8&255,E&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),A,x.box(x.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),x.box(x.types.pasp,new Uint8Array([f>>24,f>>16&255,f>>8&255,f&255,s>>24,s>>16&255,s>>8&255,s&255])))},x.esds=function(W){var O=W.config.length;return new Uint8Array([0,0,0,0,3,23+O,0,1,0,4,15+O,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([O]).concat(W.config).concat([6,1,2]))},x.mp4a=function(W){var O=W.samplerate;return x.box(x.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,W.channelCount,0,16,0,0,0,0,O>>8&255,O&255,0,0]),x.box(x.types.esds,x.esds(W)))},x.mp3=function(W){var O=W.samplerate;return x.box(x.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,W.channelCount,0,16,0,0,0,0,O>>8&255,O&255,0,0]))},x.stsd=function(W){return W.type==="audio"?!W.isAAC&&W.codec==="mp3"?x.box(x.types.stsd,x.STSD,x.mp3(W)):x.box(x.types.stsd,x.STSD,x.mp4a(W)):x.box(x.types.stsd,x.STSD,x.avc1(W))},x.tkhd=function(W){var O=W.id,R=W.duration*W.timescale,S=W.width,L=W.height,B=Math.floor(R/(X+1)),A=Math.floor(R%(X+1));return x.box(x.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,O>>24&255,O>>16&255,O>>8&255,O&255,0,0,0,0,B>>24,B>>16&255,B>>8&255,B&255,A>>24,A>>16&255,A>>8&255,A&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,S>>8&255,S&255,0,0,L>>8&255,L&255,0,0]))},x.traf=function(W,O){var R=x.sdtp(W),S=W.id,L=Math.floor(O/(X+1)),B=Math.floor(O%(X+1));return x.box(x.types.traf,x.box(x.types.tfhd,new Uint8Array([0,0,0,0,S>>24,S>>16&255,S>>8&255,S&255])),x.box(x.types.tfdt,new Uint8Array([1,0,0,0,L>>24,L>>16&255,L>>8&255,L&255,B>>24,B>>16&255,B>>8&255,B&255])),x.trun(W,R.length+16+20+8+16+8+8),R)},x.trak=function(W){return W.duration=W.duration||4294967295,x.box(x.types.trak,x.tkhd(W),x.mdia(W))},x.trex=function(W){var O=W.id;return x.box(x.types.trex,new Uint8Array([0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},x.trun=function(W,O){var R=W.samples||[],S=R.length,L=12+16*S,B=new Uint8Array(L),A,T,E,f,s,d;for(O+=8+L,B.set([0,0,15,1,S>>>24&255,S>>>16&255,S>>>8&255,S&255,O>>>24&255,O>>>16&255,O>>>8&255,O&255],0),A=0;A<S;A++)T=R[A],E=T.duration,f=T.size,s=T.flags,d=T.cts,B.set([E>>>24&255,E>>>16&255,E>>>8&255,E&255,f>>>24&255,f>>>16&255,f>>>8&255,f&255,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,s.degradPrio&240<<8,s.degradPrio&15,d>>>24&255,d>>>16&255,d>>>8&255,d&255],12+16*A);return x.box(x.types.trun,B)},x.initSegment=function(W){x.types||x.init();var O=x.moov(W),R=new Uint8Array(x.FTYP.byteLength+O.byteLength);return R.set(x.FTYP),R.set(O,x.FTYP.byteLength),R},x}();k.types=void 0,k.HDLR_TYPES=void 0,k.STTS=void 0,k.STSC=void 0,k.STCO=void 0,k.STSZ=void 0,k.VMHD=void 0,k.SMHD=void 0,k.STSD=void 0,k.FTYP=void 0,k.DINF=void 0,$.default=k},"./src/remux/mp4-remuxer.ts":function(ne,$,M){"use strict";M.r($),M.d($,"default",function(){return d}),M.d($,"normalizePts",function(){return h});var X=M("./src/polyfills/number.ts"),k=M("./src/remux/aac-helper.ts"),x=M("./src/remux/mp4-generator.ts"),p=M("./src/events.ts"),W=M("./src/errors.ts"),O=M("./src/utils/logger.ts"),R=M("./src/types/loader.ts"),S=M("./src/utils/timescale-conversion.ts");function L(){return L=Object.assign||function(D){for(var w=1;w<arguments.length;w++){var c=arguments[w];for(var u in c)Object.prototype.hasOwnProperty.call(c,u)&&(D[u]=c[u])}return D},L.apply(this,arguments)}var B=10*1e3,A=1024,T=1152,E=null,f=null,s=!1,d=function(){function D(c,u,i,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=c,this.config=u,this.typeSupported=i,this.ISGenerated=!1,E===null){var l=navigator.userAgent||"",y=l.match(/Chrome\/(\d+)/i);E=y?parseInt(y[1]):0}if(f===null){var _=navigator.userAgent.match(/Safari\/(\d+)/i);f=_?parseInt(_[1]):0}s=!!E&&E<75||!!f&&f<600}var w=D.prototype;return w.destroy=function(){},w.resetTimeStamp=function(u){O.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=u},w.resetNextTimestamp=function(){O.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},w.resetInitSegment=function(){O.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},w.getVideoStartPts=function(u){var i=!1,a=u.reduce(function(l,y){var _=y.pts-l;return _<-4294967296?(i=!0,h(l,y.pts)):_>0?l:y.pts},u[0].pts);return i&&O.logger.debug("PTS rollover detected"),a},w.remux=function(u,i,a,l,y,_,U,F){var H,G,I,j,K,J,ie=y,q=y,Te=u.pid>-1,Ce=i.pid>-1,ke=i.samples.length,ge=u.samples.length>0,xe=ke>1,pe=(!Te||ge)&&(!Ce||xe)||this.ISGenerated||U;if(pe){this.ISGenerated||(I=this.generateIS(u,i,y));var ve=this.isVideoContiguous,Q=-1;if(xe&&(Q=C(i.samples),!ve&&this.config.forceKeyFrameOnDiscontinuity))if(J=!0,Q>0){O.logger.warn("[mp4-remuxer]: Dropped "+Q+" out of "+ke+" video samples due to a missing keyframe");var de=this.getVideoStartPts(i.samples);i.samples=i.samples.slice(Q),i.dropped+=Q,q+=(i.samples[0].pts-de)/(i.timescale||9e4)}else Q===-1&&(O.logger.warn("[mp4-remuxer]: No keyframe found out of "+ke+" video samples"),J=!1);if(this.ISGenerated){if(ge&&xe){var fe=this.getVideoStartPts(i.samples),_e=h(u.samples[0].pts,fe)-fe,Ie=_e/i.inputTimeScale;ie+=Math.max(0,Ie),q+=Math.max(0,-Ie)}if(ge){if(u.samplerate||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),I=this.generateIS(u,i,y)),G=this.remuxAudio(u,ie,this.isAudioContiguous,_,Ce||xe||F===R.PlaylistLevelType.AUDIO?q:void 0),xe){var De=G?G.endPTS-G.startPTS:0;i.inputTimeScale||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),I=this.generateIS(u,i,y)),H=this.remuxVideo(i,q,ve,De)}}else xe&&(H=this.remuxVideo(i,q,ve,0));H&&(H.firstKeyFrame=Q,H.independent=Q!==-1)}}return this.ISGenerated&&(a.samples.length&&(K=this.remuxID3(a,y)),l.samples.length&&(j=this.remuxText(l,y))),{audio:G,video:H,initSegment:I,independent:J,text:j,id3:K}},w.generateIS=function(u,i,a){var l=u.samples,y=i.samples,_=this.typeSupported,U={},F=!Object(X.isFiniteNumber)(this._initPTS),H="audio/mp4",G,I,j;if(F&&(G=I=Infinity),u.config&&l.length&&(u.timescale=u.samplerate,u.isAAC||(_.mpeg?(H="audio/mpeg",u.codec=""):_.mp3&&(u.codec="mp3")),U.audio={id:"audio",container:H,codec:u.codec,initSegment:!u.isAAC&&_.mpeg?new Uint8Array(0):x.default.initSegment([u]),metadata:{channelCount:u.channelCount}},F&&(j=u.inputTimeScale,G=I=l[0].pts-Math.round(j*a))),i.sps&&i.pps&&y.length&&(i.timescale=i.inputTimeScale,U.video={id:"main",container:"video/mp4",codec:i.codec,initSegment:x.default.initSegment([i]),metadata:{width:i.width,height:i.height}},F)){j=i.inputTimeScale;var K=this.getVideoStartPts(y),J=Math.round(j*a);I=Math.min(I,h(y[0].dts,K)-J),G=Math.min(G,K-J)}if(Object.keys(U).length)return this.ISGenerated=!0,F&&(this._initPTS=G,this._initDTS=I),{tracks:U,initPTS:G,timescale:j}},w.remuxVideo=function(u,i,a,l){var y=u.inputTimeScale,_=u.samples,U=[],F=_.length,H=this._initPTS,G=this.nextAvcDts,I=8,j,K,J,ie=Number.POSITIVE_INFINITY,q=Number.NEGATIVE_INFINITY,Te=0,Ce=!1;if(!a||G===null){var ke=i*y,ge=_[0].pts-h(_[0].dts,_[0].pts);G=ke-ge}for(var xe=0;xe<F;xe++){var pe=_[xe];if(pe.pts=h(pe.pts-H,G),pe.dts=h(pe.dts-H,G),pe.dts>pe.pts){var ve=9e4*.2;Te=Math.max(Math.min(Te,pe.pts-pe.dts),-1*ve)}pe.dts<_[xe>0?xe-1:xe].dts&&(Ce=!0)}Ce&&_.sort(function(vn,le){var xt=vn.dts-le.dts,Sn=vn.pts-le.pts;return xt||Sn}),K=_[0].dts,J=_[_.length-1].dts;var Q=Math.round((J-K)/(F-1));if(Te<0){if(Te<Q*-2){O.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(S.toMsFromMpegTsClock)(-Q,!0)+" ms");for(var de=Te,fe=0;fe<F;fe++)_[fe].dts=de=Math.max(de,_[fe].pts-Q),_[fe].pts=Math.max(de,_[fe].pts)}else{O.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(S.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var _e=0;_e<F;_e++)_[_e].dts=_[_e].dts+Te}K=_[0].dts}if(a){var Ie=K-G,De=Ie>Q,Ke=Ie<-1;if(De||Ke){De?O.logger.warn("AVC: "+Object(S.toMsFromMpegTsClock)(Ie,!0)+" ms ("+Ie+"dts) hole between fragments detected, filling it"):O.logger.warn("AVC: "+Object(S.toMsFromMpegTsClock)(-Ie,!0)+" ms ("+Ie+"dts) overlapping between fragments detected"),K=G;var Qe=_[0].pts-Ie;_[0].dts=K,_[0].pts=Qe,O.logger.log("Video: First PTS/DTS adjusted: "+Object(S.toMsFromMpegTsClock)(Qe,!0)+"/"+Object(S.toMsFromMpegTsClock)(K,!0)+", delta: "+Object(S.toMsFromMpegTsClock)(Ie,!0)+" ms")}}s&&(K=Math.max(0,K));for(var ot=0,at=0,Je=0;Je<F;Je++){for(var Ve=_[Je],bt=Ve.units,Ot=bt.length,kt=0,Ut=0;Ut<Ot;Ut++)kt+=bt[Ut].data.length;at+=kt,ot+=Ot,Ve.length=kt,Ve.dts=Math.max(Ve.dts,K),Ve.pts=Math.max(Ve.pts,Ve.dts,0),ie=Math.min(Ve.pts,ie),q=Math.max(Ve.pts,q)}J=_[F-1].dts;var rn=at+4*ot+8,qt;try{qt=new Uint8Array(rn)}catch(vn){this.observer.emit(p.Events.ERROR,p.Events.ERROR,{type:W.ErrorTypes.MUX_ERROR,details:W.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:rn,reason:"fail allocating video mdat "+rn});return}var Be=new DataView(qt.buffer);Be.setUint32(0,rn),qt.set(x.default.types.mdat,4);for(var Ne=0;Ne<F;Ne++){for(var rt=_[Ne],it=rt.units,ze=0,et=0,be=it.length;et<be;et++){var ye=it[et],Ee=ye.data,se=ye.data.byteLength;Be.setUint32(I,se),I+=4,qt.set(Ee,I),I+=se,ze+=4+se}if(Ne<F-1)j=_[Ne+1].dts-rt.dts;else{var oe=this.config,te=rt.dts-_[Ne>0?Ne-1:Ne].dts;if(oe.stretchShortVideoTrack&&this.nextAudioPts!==null){var ce=Math.floor(oe.maxBufferHole*y),Oe=(l?ie+l*y:this.nextAudioPts)-rt.pts;Oe>ce?(j=Oe-te,j<0&&(j=te),O.logger.log("[mp4-remuxer]: It is approximately "+Oe/90+" ms to the next segment; using duration "+j/90+" ms for the last video frame.")):j=te}else j=te}var we=Math.round(rt.pts-rt.dts);U.push(new g(rt.key,j,ze,we))}if(U.length&&E&&E<70){var He=U[0].flags;He.dependsOn=2,He.isNonSync=0}console.assert(j!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=G=J+j,this.isVideoContiguous=!0;var jt=x.default.moof(u.sequenceNumber++,K,L({},u,{samples:U})),Ye="video",Le={data1:jt,data2:qt,startPTS:ie/y,endPTS:(q+j)/y,startDTS:K/y,endDTS:G/y,type:Ye,hasAudio:!1,hasVideo:!0,nb:U.length,dropped:u.dropped};return u.samples=[],u.dropped=0,console.assert(qt.length,"MDAT length must not be zero"),Le},w.remuxAudio=function(u,i,a,l,y){var _=u.inputTimeScale,U=u.samplerate?u.samplerate:_,F=_/U,H=u.isAAC?A:T,G=H*F,I=this._initPTS,j=!u.isAAC&&this.typeSupported.mpeg,K=[],J=u.samples,ie=j?0:8,q=this.nextAudioPts||-1,Te=i*_;if(this.isAudioContiguous=a=a||J.length&&q>0&&(l&&Math.abs(Te-q)<9e3||Math.abs(h(J[0].pts-I,Te)-q)<20*G),J.forEach(function(Ee){Ee.pts=h(Ee.pts-I,Te)}),!a||q<0){if(J=J.filter(function(Ee){return Ee.pts>=0}),!J.length)return;y===0?q=0:l?q=Math.max(0,Te):q=J[0].pts}if(u.isAAC)for(var Ce=y!==void 0,ke=this.config.maxAudioFramesDrift,ge=0,xe=q;ge<J.length;ge++){var pe=J[ge],ve=pe.pts,Q=ve-xe,de=Math.abs(1e3*Q/_);if(Q<=-ke*G&&Ce)ge===0&&(O.logger.warn("Audio frame @ "+(ve/_).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Q/_)+" ms."),this.nextAudioPts=q=xe=ve);else if(Q>=ke*G&&de<B&&Ce){var fe=Math.round(Q/G);xe=ve-fe*G,xe<0&&(fe--,xe+=G),ge===0&&(this.nextAudioPts=q=xe),O.logger.warn("[mp4-remuxer]: Injecting "+fe+" audio frame @ "+(xe/_).toFixed(3)+"s due to "+Math.round(1e3*Q/_)+" ms gap.");for(var _e=0;_e<fe;_e++){var Ie=Math.max(xe,0),De=k.default.getSilentFrame(u.manifestCodec||u.codec,u.channelCount);De||(O.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),De=pe.unit.subarray()),J.splice(ge,0,{unit:De,pts:Ie}),xe+=G,ge++}}pe.pts=xe,xe+=G}for(var Ke=null,Qe=null,ot,at=0,Je=J.length;Je--;)at+=J[Je].unit.byteLength;for(var Ve=0,bt=J.length;Ve<bt;Ve++){var Ot=J[Ve],kt=Ot.unit,Ut=Ot.pts;if(Qe!==null){var rn=K[Ve-1];rn.duration=Math.round((Ut-Qe)/F)}else if(a&&u.isAAC&&(Ut=q),Ke=Ut,at>0){at+=ie;try{ot=new Uint8Array(at)}catch(Ee){this.observer.emit(p.Events.ERROR,p.Events.ERROR,{type:W.ErrorTypes.MUX_ERROR,details:W.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:at,reason:"fail allocating audio mdat 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Skipping it!");return}this.chars[this.pos].setChar(l,this.currPenState),this.moveCursor(1)},u.clearFromPos=function(a){var l;for(l=a;l<W;l++)this.chars[l].reset()},u.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},u.clearToEndOfRow=function(){this.clearFromPos(this.pos)},u.getTextString=function(){for(var a=[],l=!0,y=0;y<W;y++){var _=this.chars[y].uchar;_!==" "&&(l=!1),a.push(_)}return l?"":a.join("")},u.setPenStyles=function(a){this.currPenState.setStyles(a);var l=this.chars[this.pos];l.setPenState(this.currPenState)},c}(),h=function(){function c(i){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<p;a++)this.rows.push(new d(i));this.logger=i,this.currRow=p-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var u=c.prototype;return u.reset=function(){for(var a=0;a<p;a++)this.rows[a].clear();this.currRow=p-1},u.equals=function(a){for(var l=!0,y=0;y<p;y++)if(!this.rows[y].equals(a.rows[y])){l=!1;break}return l},u.copy=function(a){for(var l=0;l<p;l++)this.rows[l].copy(a.rows[l])},u.isEmpty=function(){for(var a=!0,l=0;l<p;l++)if(!this.rows[l].isEmpty()){a=!1;break}return a},u.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},u.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},u.insertChar=function(a){var l=this.rows[this.currRow];l.insertChar(a)},u.setPen=function(a){var l=this.rows[this.currRow];l.setPenStyles(a)},u.moveCursor=function(a){var l=this.rows[this.currRow];l.moveCursor(a)},u.setCursor=function(a){this.logger.log(A.INFO,"setCursor: "+a);var l=this.rows[this.currRow];l.setCursor(a)},u.setPAC=function(a){this.logger.log(A.INFO,"pacData = "+JSON.stringify(a));var l=a.row-1;if(this.nrRollUpRows&&l<this.nrRollUpRows-1&&(l=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==l){for(var y=0;y<p;y++)this.rows[y].clear();var _=this.currRow+1-this.nrRollUpRows,U=this.lastOutputScreen;if(U){var F=U.rows[_].cueStartTime,H=this.logger.time;if(F&&H!==null&&F<H)for(var G=0;G<this.nrRollUpRows;G++)this.rows[l-this.nrRollUpRows+G+1].copy(U.rows[_+G])}}this.currRow=l;var I=this.rows[this.currRow];if(a.indent!==null){var j=a.indent,K=Math.max(j-1,0);I.setCursor(a.indent),a.color=I.chars[K].penState.foreground}var J={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(J)},u.setBkgData=function(a){this.logger.log(A.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},u.setRollUpRows=function(a){this.nrRollUpRows=a},u.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(A.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(A.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,l=this.rows.splice(a,1)[0];l.clear(),this.rows.splice(this.currRow,0,l),this.logger.log(A.INFO,"Rolling up")},u.getDisplayText=function(a){a=a||!1;for(var l=[],y="",_=-1,U=0;U<p;U++){var F=this.rows[U].getTextString();F&&(_=U+1,a?l.push("Row "+_+": '"+F+"'"):l.push(F.trim()))}return l.length>0&&(a?y="["+l.join(" | ")+"]":y=l.join(`
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Resume Caption Loading"),this.setMode("MODE_POP-ON")},u.ccBS=function(){if(this.logger.log(A.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},u.ccAOF=function(){},u.ccAON=function(){},u.ccDER=function(){this.logger.log(A.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},u.ccRU=function(a){this.logger.log(A.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},u.ccFON=function(){this.logger.log(A.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},u.ccRDC=function(){this.logger.log(A.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},u.ccTR=function(){this.logger.log(A.INFO,"TR"),this.setMode("MODE_TEXT")},u.ccRTD=function(){this.logger.log(A.INFO,"RTD"),this.setMode("MODE_TEXT")},u.ccEDM=function(){this.logger.log(A.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},u.ccCR=function(){this.logger.log(A.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},u.ccENM=function(){this.logger.log(A.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},u.ccEOC=function(){if(this.logger.log(A.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(A.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},u.ccTO=function(a){this.logger.log(A.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},u.ccMIDROW=function(a){var l={flash:!1};if(l.underline=a%2===1,l.italics=a>=46,l.italics)l.foreground="white";else{var y=Math.floor(a/2)-16,_=["white","green","blue","cyan","red","yellow","magenta"];l.foreground=_[y]}this.logger.log(A.INFO,"MIDROW: "+JSON.stringify(l)),this.writeScreen.setPen(l)},u.outputDataUpdate=function(a){a===void 0&&(a=!1);var l=this.logger.time;if(l===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=l:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,l,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:l),this.lastOutputScreen.copy(this.displayedMemory))},u.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},c}(),g=function(){function c(i,a,l){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var y=new T;this.channels=[null,new C(i,a,y),new C(i+1,l,y)],this.cmdHistory=w(),this.logger=y}var u=c.prototype;return u.getHandler=function(a){return this.channels[a].getHandler()},u.setHandler=function(a,l){this.channels[a].setHandler(l)},u.addData=function(a,l){var y,_,U,F=!1;this.logger.time=a;for(var H=0;H<l.length;H+=2){if(_=l[H]&127,U=l[H+1]&127,_===0&&U===0)continue;if(this.logger.log(A.DATA,"["+E([l[H],l[H+1]])+"] -> ("+E([_,U])+")"),y=this.parseCmd(_,U),y||(y=this.parseMidrow(_,U)),y||(y=this.parsePAC(_,U)),y||(y=this.parseBackgroundAttributes(_,U)),!y&&(F=this.parseChars(_,U),F)){var G=this.currentChannel;if(G&&G>0){var I=this.channels[G];I.insertChars(F)}else this.logger.log(A.WARNING,"No channel found yet. TEXT-MODE?")}!y&&!F&&this.logger.log(A.WARNING,"Couldn't parse cleaned data "+E([_,U])+" orig: "+E([l[H],l[H+1]]))}},u.parseCmd=function(a,l){var y=this.cmdHistory,_=(a===20||a===28||a===21||a===29)&&l>=32&&l<=47,U=(a===23||a===31)&&l>=33&&l<=35;if(!(_||U))return!1;if(D(a,l,y))return v(null,null,y),this.logger.log(A.DEBUG,"Repeated command ("+E([a,l])+") is dropped"),!0;var F=a===20||a===21||a===23?1:2,H=this.channels[F];return a===20||a===21||a===28||a===29?l===32?H.ccRCL():l===33?H.ccBS():l===34?H.ccAOF():l===35?H.ccAON():l===36?H.ccDER():l===37?H.ccRU(2):l===38?H.ccRU(3):l===39?H.ccRU(4):l===40?H.ccFON():l===41?H.ccRDC():l===42?H.ccTR():l===43?H.ccRTD():l===44?H.ccEDM():l===45?H.ccCR():l===46?H.ccENM():l===47&&H.ccEOC():H.ccTO(l-32),v(a,l,y),this.currentChannel=F,!0},u.parseMidrow=function(a,l){var y=0;if((a===17||a===25)&&l>=32&&l<=47){if(a===17?y=1:y=2,y!==this.currentChannel)return this.logger.log(A.ERROR,"Mismatch channel in midrow parsing"),!1;var _=this.channels[y];return _?(_.ccMIDROW(l),this.logger.log(A.DEBUG,"MIDROW ("+E([a,l])+")"),!0):!1}return!1},u.parsePAC=function(a,l){var y,_=this.cmdHistory,U=(a>=17&&a<=23||a>=25&&a<=31)&&l>=64&&l<=127,F=(a===16||a===24)&&l>=64&&l<=95;if(!(U||F))return!1;if(D(a,l,_))return v(null,null,_),!0;var H=a<=23?1:2;l>=64&&l<=95?y=H===1?O[a]:S[a]:y=H===1?R[a]:L[a];var G=this.channels[H];return G?(G.setPAC(this.interpretPAC(y,l)),v(a,l,_),this.currentChannel=H,!0):!1},u.interpretPAC=function(a,l){var y,_={color:null,italics:!1,indent:null,underline:!1,row:a};return l>95?y=l-96:y=l-64,_.underline=(y&1)===1,y<=13?_.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(y/2)]:y<=15?(_.italics=!0,_.color="white"):_.indent=Math.floor((y-16)/2)*4,_},u.parseChars=function(a,l){var y,_=null,U=null;if(a>=25?(y=2,U=a-8):(y=1,U=a),U>=17&&U<=19){var F;U===17?F=l+80:U===18?F=l+112:F=l+144,this.logger.log(A.INFO,"Special char '"+x(F)+"' in channel "+y),_=[F]}else a>=32&&a<=127&&(_=l===0?[a]:[a,l]);if(_){var H=E(_);this.logger.log(A.DEBUG,"Char codes =  "+H.join(",")),v(a,l,this.cmdHistory)}return _},u.parseBackgroundAttributes=function(a,l){var y=(a===16||a===24)&&l>=32&&l<=47,_=(a===23||a===31)&&l>=45&&l<=47;if(!(y||_))return!1;var U,F={};a===16||a===24?(U=Math.floor((l-32)/2),F.background=B[U],l%2===1&&(F.background=F.background+"_semi")):l===45?F.background="transparent":(F.foreground="black",l===47&&(F.underline=!0));var H=a<=23?1:2,G=this.channels[H];return G.setBkgData(F),v(a,l,this.cmdHistory),!0},u.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var l=this.channels[a];l&&l.reset()}this.cmdHistory=w()},u.cueSplitAtTime=function(a){for(var l=0;l<this.channels.length;l++){var y=this.channels[l];y&&y.cueSplitAtTime(a)}},c}();function v(c,u,i){i.a=c,i.b=u}function D(c,u,i){return i.a===c&&i.b===u}function w(){return{a:null,b:null}}$.default=g},"./src/utils/codecs.ts":function(ne,$,M){"use strict";M.r($),M.d($,"isCodecType",function(){return k}),M.d($,"isCodecSupportedInMp4",function(){return x});var X={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function k(p,W){var O=X[W];return!!O&&O[p.slice(0,4)]===!0}function x(p,W){return MediaSource.isTypeSupported((W||"video")+'/mp4;codecs="'+p+'"')}},"./src/utils/cues.ts":function(ne,$,M){"use strict";M.r($);var X=M("./src/utils/vttparser.ts"),k=M("./src/utils/webvtt-parser.ts"),x=M("./src/utils/texttrack-utils.ts"),p=/\s/,W={newCue:function(R,S,L,B){for(var A=[],T,E,f,s,d,h=self.VTTCue||self.TextTrackCue,C=0;C<B.rows.length;C++)if(T=B.rows[C],f=!0,s=0,d="",!T.isEmpty()){for(var g=0;g<T.chars.length;g++)p.test(T.chars[g].uchar)&&f?s++:(d+=T.chars[g].uchar,f=!1);T.cueStartTime=S,S===L&&(L+=1e-4),s>=16?s--:s++;var v=Object(X.fixLineBreaks)(d.trim()),D=Object(k.generateCueId)(S,L,v);(!R||!R.cues||!R.cues.getCueById(D))&&(E=new h(S,L,v),E.id=D,E.line=C+1,E.align="left",E.position=10+Math.min(80,Math.floor(s*8/32)*10),A.push(E))}return R&&A.length&&(A.sort(function(w,c){return w.line==="auto"||c.line==="auto"?0:w.line>8&&c.line>8?c.line-w.line:w.line-c.line}),A.forEach(function(w){return Object(x.addCueToTrack)(R,w)})),A}};$.default=W},"./src/utils/discontinuities.ts":function(ne,$,M){"use strict";M.r($),M.d($,"findFirstFragWithCC",function(){return p}),M.d($,"shouldAlignOnDiscontinuities",function(){return W}),M.d($,"findDiscontinuousReferenceFrag",function(){return O}),M.d($,"adjustSlidingStart",function(){return 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