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z=H.marker.find(0),q=ht(z.from,n)||tn(H.marker)-tn(i),re=ht(z.to,r)||rn(H.marker)-rn(i);if(q>=0&&re<=0||q<=0&&re>=0)continue;if(q<=0&&(H.marker.inclusiveRight&&i.inclusiveLeft?ht(z.to,n)>=0:ht(z.to,n)>0)||q>=0&&(H.marker.inclusiveRight&&i.inclusiveLeft?ht(z.from,r)<=0:ht(z.from,r)<0))return!0}}function mr(e){for(var t;t=Ur(e);)e=t.find(-1,!0).line;return e}function Ii(e){for(var t;t=Fr(e);)e=t.find(1,!0).line;return e}function Cn(e){for(var t,n;t=Fr(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function qn(e,t){var n=nt(e,t),r=mr(n);return n==r?t:wt(r)}function Hr(e,t){if(t>e.lastLine())return t;var n=nt(e,t),r;if(!_r(e,n))return t;for(;r=Fr(n);)n=r.find(1,!0).line;return wt(n)+1}function _r(e,t){var n=Zt&&t.markedSpans;if(n)for(var r=void 0,i=0;i<n.length;++i){if(r=n[i],!r.marker.collapsed)continue;if(r.from==null)return!0;if(r.marker.widgetNode)continue;if(r.from==0&&r.marker.inclusiveLeft&&ei(e,t,r))return!0}}function ei(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return ei(e,r.line,Sr(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,E=0;E<t.markedSpans.length;++E)if(i=t.markedSpans[E],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&ei(e,t,i))return!0}function wr(e){e=mr(e);for(var t=0,n=e.parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var E=n.parent;E;n=E,E=n.parent)for(var k=0;k<E.children.length;++k){var j=E.children[k];if(j==n)break;t+=j.height}return t}function ti(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Ur(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=Fr(r);){var E=n.find(0,!0);t-=r.text.length-E.from.ch,r=E.to.line,t+=r.text.length-E.to.ch}return t}function Ui(e){var t=e.display,n=e.doc;t.maxLine=nt(n,n.first),t.maxLineLength=ti(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var i=ti(r);i>t.maxLineLength&&(t.maxLineLength=i,t.maxLine=r)})}var nn=function(e,t,n){this.text=e,Tn(this,t),this.height=n?n(this):1};nn.prototype.lineNo=function(){return wt(this)},ie(nn);function ua(e,t,n,r){e.text=t,e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null),e.order!=null&&(e.order=null),la(e),Tn(e,n);var i=r?r(e):1;i!=e.height&&nr(e,i)}function it(e){e.parent=null,la(e)}var mt={},lt={};function bt(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?lt:mt;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function St(e,t){var n=b("span",null,null,R?"padding-right: .1px":null),r={pre:b("pre",[n],"CodeMirror-line"),content:n,col:0,pos:0,cm:e,trailingSpace:!1,splitSpaces:e.getOption("lineWrapping")};t.measure={};for(var i=0;i<=(t.rest?t.rest.length:0);i++){var E=i?t.rest[i-1]:t.line,k=void 0;r.pos=0,r.addToken=xt,Tt(e.display.measure)&&(k=Ve(E,e.doc.direction))&&(r.addToken=ir(r.addToken,k)),r.map=[];var 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j=e.splitSpaces?Bt(t,e.trailingSpace):t,H=e.cm.state.specialChars,z=!1,q;if(!H.test(t))e.col+=t.length,q=document.createTextNode(j),e.map.push(e.pos,e.pos+t.length,q),F&&I<9&&(z=!0),e.pos+=t.length;else{q=document.createDocumentFragment();for(var re=0;;){H.lastIndex=re;var he=H.exec(t),ce=he?he.index-re:t.length-re;if(ce){var xe=document.createTextNode(j.slice(re,re+ce));F&&I<9?q.appendChild(a("span",[xe])):q.appendChild(xe),e.map.push(e.pos,e.pos+ce,xe),e.col+=ce,e.pos+=ce}if(!he)break;re+=ce+1;var De=void 0;if(he[0]=="	"){var Me=e.cm.options.tabSize,Ue=Me-e.col%Me;De=q.appendChild(a("span",ue(Ue),"cm-tab")),De.setAttribute("role","presentation"),De.setAttribute("cm-text","	"),e.col+=Ue}else he[0]=="\r"||he[0]==`
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k=ni(t),j=t.gutter=a("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px");if(e.display.input.setUneditable(j),k.insertBefore(j,t.text),t.line.gutterClass&&(j.className+=" "+t.line.gutterClass),e.options.lineNumbers&&(!E||!E["CodeMirror-linenumbers"])&&(t.lineNumber=j.appendChild(a("div",gn(e.options,n),"CodeMirror-linenumber CodeMirror-gutter-elt","left: "+r.gutterLeft["CodeMirror-linenumbers"]+"px; width: "+e.display.lineNumInnerWidth+"px"))),E)for(var H=0;H<e.display.gutterSpecs.length;++H){var z=e.display.gutterSpecs[H].className,q=E.hasOwnProperty(z)&&E[z];q&&j.appendChild(a("div",[q],"CodeMirror-gutter-elt","left: "+r.gutterLeft[z]+"px; width: "+r.gutterWidth[z]+"px"))}}}function Is(e,t,n){t.alignable&&(t.alignable=null);for(var r=v("CodeMirror-linewidget"),i=t.node.firstChild,E=void 0;i;i=E)E=i.nextSibling,r.test(i.className)&&t.node.removeChild(i);Ja(e,t,n)}function Us(e,t,n,r){var i=$a(e,t);return 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n=se(t);n!=e.wrapper;n=n.parentNode)if(!n||n.nodeType==1&&n.getAttribute("cm-ignore-events")=="true"||n.parentNode==e.sizer&&n!=e.mover)return!0}function Fi(e){return e.lineSpace.offsetTop}function ca(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function qa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=d(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function Or(e){return de-e.display.nativeBarWidth}function an(e){return e.display.scroller.clientWidth-Or(e)-e.display.barWidth}function fa(e){return e.display.scroller.clientHeight-Or(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&an(e);if(!t.measure.heights||r&&t.measure.width!=i){var E=t.measure.heights=[];if(r){t.measure.width=i;for(var k=t.text.firstChild.getClientRects(),j=0;j<k.length-1;j++){var 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i=eo(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function Rr(e,t,n,r,i){t.before&&(n=-1);var E=n+(r||""),k;return t.cache.hasOwnProperty(E)?k=t.cache[E]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Ns(e,t.view,t.rect),t.hasHeights=!0),k=Ws(e,t,n,r),k.bogus||(t.cache[E]=k)),{left:k.left,right:k.right,top:i?k.rtop:k.top,bottom:i?k.rbottom:k.bottom}}var ro={left:0,right:0,top:0,bottom:0};function no(e,t,n){for(var r,i,E,k,j,H,z=0;z<e.length;z+=3)if(j=e[z],H=e[z+1],t<j?(i=0,E=1,k="left"):t<H?(i=t-j,E=i+1):(z==e.length-3||t==H&&e[z+3]>t)&&(E=H-j,i=E-1,t>=H&&(k="right")),i!=null){if(r=e[z+2],j==H&&n==(r.insertLeft?"left":"right")&&(k=n),n=="left"&&i==0)for(;z&&e[z-2]==e[z-3]&&e[z-1].insertLeft;)r=e[(z-=3)+2],k="left";if(n=="right"&&i==H-j)for(;z<e.length-3&&e[z+3]==e[z+4]&&!e[z+5].insertLeft;)r=e[(z+=3)+2],k="right";break}return{node:r,start:i,end:E,collapse:k,coverStart:j,coverEnd:H}}function js(e,t){var n=ro;if(t=="left")for(var r=0;r<e.length&&!((n=e[r]).left!=n.right);r++);else for(var i=e.length-1;i>=0&&!((n=e[i]).left!=n.right);i--);return n}function Ws(e,t,n,r){var i=no(t.map,n,r),E=i.node,k=i.start,j=i.end,H=i.collapse,z;if(E.nodeType==3){for(var q=0;q<4;q++){for(;k&&Ae(t.line.text.charAt(i.coverStart+k));)--k;for(;i.coverStart+j<i.coverEnd&&Ae(t.line.text.charAt(i.coverStart+j));)++j;if(F&&I<9&&k==0&&j==i.coverEnd-i.coverStart?z=E.parentNode.getBoundingClientRect():z=js(p(E,k,j).getClientRects(),r),z.left||z.right||k==0)break;j=k,k=k-1,H="right"}F&&I<11&&(z=Ks(e.display.measure,z))}else{k>0&&(H=r="right");var re;e.options.lineWrapping&&(re=E.getClientRects()).length>1?z=re[r=="right"?re.length-1:0]:z=E.getBoundingClientRect()}if(F&&I<9&&!k&&(!z||!z.left&&!z.right)){var he=E.parentNode.getClientRects()[0];he?z={left:he.left,right:he.left+An(e.display),top:he.top,bottom:he.bottom}:z=ro}for(var ce=z.top-t.rect.top,xe=z.bottom-t.rect.top,De=(ce+xe)/2,Me=t.view.measure.heights,Ue=0;Ue<Me.length-1&&!(De<Me[Ue]);Ue++);var $e=Ue?Me[Ue-1]:0,Fe=Me[Ue],qe={left:(H=="right"?z.right:z.left)-t.rect.left,right:(H=="left"?z.left:z.right)-t.rect.left,top:$e,bottom:Fe};return!z.left&&!z.right&&(qe.bogus=!0),e.options.singleCursorHeightPerLine||(qe.rtop=ce,qe.rbottom=xe),qe}function Ks(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!gt(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function io(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 ao(e){e.display.externalMeasure=null,f(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)io(e.display.view[t])}function ai(e){ao(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function oo(){return g&&u?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function so(){return g&&u?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function ma(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=ii(e.widgets[n]));return t}function Ni(e,t,n,r,i){if(!i){var E=ma(t);n.top+=E,n.bottom+=E}if(r=="line")return n;r||(r="local");var k=wr(t);if(r=="local"?k+=Fi(e.display):k-=e.display.viewOffset,r=="page"||r=="window"){var j=e.display.lineSpace.getBoundingClientRect();k+=j.top+(r=="window"?0:so());var 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n=0;t=pt(e.doc,t),e.options.lineWrapping||(n=An(e.display)*t.ch);var r=nt(e.doc,t.line),i=wr(r)+Fi(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var E=Oe(e,t,n);return E.xRel=i,r&&(E.outside=r),E}function va(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return ga(r.first,0,null,-1,-1);var i=br(r,n),E=r.first+r.size-1;if(i>E)return ga(r.first+r.size-1,nt(r,E).text.length,null,1,1);t<0&&(t=0);for(var k=nt(r,i);;){var j=Hs(e,k,i,t,n),H=wn(k,j.ch+(j.xRel>0||j.outside>0?1:0));if(!H)return j;var z=H.find(1);if(z.line==i)return z;k=nt(r,i=z.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,E=Je(function(k){return Rr(e,n,k-1).bottom<=r},i,0);return i=Je(function(k){return Rr(e,n,k).top>r},E,i),{begin:E,end:i}}function fo(e,t,n,r){n||(n=Ln(e,t));var i=Ni(e,t,Rr(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Hs(e,t,n,r,i){i-=wr(t);var E=Ln(e,t),k=ma(t),j=0,H=t.text.length,z=!0,q=Ve(t,e.doc.direction);if(q){var re=(e.options.lineWrapping?zs:Gs)(e,t,n,E,q,r,i);z=re.level!=1,j=z?re.from:re.to-1,H=z?re.to:re.from-1}var he=null,ce=null,xe=Je(function(ut){var st=Rr(e,E,ut);return st.top+=k,st.bottom+=k,ya(st,r,i,!1)?(st.top<=i&&st.left<=r&&(he=ut,ce=st),!0):!1},j,H),De,Me,Ue=!1;if(ce){var $e=r-ce.left<ce.right-r,Fe=$e==z;xe=he+(Fe?0:1),Me=Fe?"after":"before",De=$e?ce.left:ce.right}else{!z&&(xe==H||xe==j)&&xe++,Me=xe==0?"after":xe==t.text.length?"before":Rr(e,E,xe-(z?1:0)).bottom+k<=i==z?"after":"before";var qe=Cr(e,Oe(n,xe,Me),"line",t,E);De=qe.left,Ue=i<qe.top?-1:i>=qe.bottom?1:0}return xe=Le(t.text,xe,1),ga(n,xe,Me,Ue,r-De)}function Gs(e,t,n,r,i,E,k){var j=Je(function(re){var he=i[re],ce=he.level!=1;return ya(Cr(e,Oe(n,ce?he.to:he.from,ce?"before":"after"),"line",t,r),E,k,!0)},0,i.length-1),H=i[j];if(j>0){var z=H.level!=1,q=Cr(e,Oe(n,z?H.from:H.to,z?"after":"before"),"line",t,r);ya(q,E,k,!0)&&q.top>k&&(H=i[j-1])}return H}function zs(e,t,n,r,i,E,k){var j=co(e,t,r,k),H=j.begin,z=j.end;/\s/.test(t.text.charAt(z-1))&&z--;for(var q=null,re=null,he=0;he<i.length;he++){var ce=i[he];if(ce.from>=z||ce.to<=H)continue;var xe=ce.level!=1,De=Rr(e,r,xe?Math.min(z,ce.to)-1:Math.max(H,ce.from)).right,Me=De<E?E-De+1e9:De-E;(!q||re>Me)&&(q=ce,re=Me)}return q||(q=i[i.length-1]),q.from<H&&(q={from:H,to:q.to,level:q.level}),q.to>z&&(q={from:q.from,to:z,level:q.level}),q}var on;function Dn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(on==null){on=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)on.appendChild(document.createTextNode("x")),on.appendChild(a("br"));on.appendChild(document.createTextNode("x"))}d(e.measure,on);var n=on.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),f(e.measure),n||1}function An(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");d(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,E=t.gutters.firstChild,k=0;E;E=E.nextSibling,++k){var j=e.display.gutterSpecs[k].className;n[j]=E.offsetLeft+E.clientLeft+i,r[j]=E.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=Dn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/An(e.display)-3);return function(i){if(_r(e.doc,i))return 0;var E=0;if(i.widgets)for(var k=0;k<i.widgets.length;k++)i.widgets[k].height&&(E+=i.widgets[k].height);return n?E+(Math.ceil(i.text.length/r)||1)*t:E+t}}function xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&nr(r,i)})}function sn(e,t,n,r){var i=e.display;if(!n&&se(t).getAttribute("cm-not-content")=="true")return null;var E,k,j=i.lineSpace.getBoundingClientRect();try{E=t.clientX-j.left,k=t.clientY-j.top}catch(re){return null}var H=va(e,E,k),z;if(r&&H.xRel>0&&(z=nt(e.doc,H.line).text).length==H.ch){var q=Y(z,z.length,e.options.tabSize)-z.length;H=Oe(H.line,Math.max(0,Math.round((E-qa(e.display).left)/An(e.display))-q))}return H}function ln(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function or(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)Zt&&qn(e.doc,t)<i.viewTo&&zr(e);else if(n<=i.viewFrom)Zt&&Hr(e.doc,n+r)>i.viewFrom?zr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)zr(e);else if(t<=i.viewFrom){var E=Bi(e,n,n+r,1);E?(i.view=i.view.slice(E.index),i.viewFrom=E.lineN,i.viewTo+=r):zr(e)}else if(n>=i.viewTo){var k=Bi(e,t,t,-1);k?(i.view=i.view.slice(0,k.index),i.viewTo=k.lineN):zr(e)}else{var j=Bi(e,t,t,-1),H=Bi(e,n,n+r,1);j&&H?(i.view=i.view.slice(0,j.index).concat(ar(e,j.lineN,H.lineN)).concat(i.view.slice(H.index)),i.viewTo+=r):zr(e)}var z=i.externalMeasured;z&&(n<z.lineN?z.lineN+=r:t<z.lineN+z.size&&(i.externalMeasured=null))}function Gr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var E=r.view[ln(e,t)];if(E.node==null)return;var k=E.changes||(E.changes=[]);oe(k,n)==-1&&k.push(n)}function zr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Bi(e,t,n,r){var i=ln(e,t),E,k=e.display.view;if(!Zt||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var j=e.display.viewFrom,H=0;H<i;H++)j+=k[H].size;if(j!=t){if(r>0){if(i==k.length-1)return null;E=j+k[i].size-t,i++}else E=j-t;t+=E,n+=E}for(;qn(e.doc,n)!=n;){if(i==(r<0?0:k.length-1))return null;n+=r*k[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=ar(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=ar(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(ln(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(ar(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,ln(e,n)))),r.viewTo=n}function mo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function oi(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),E=r.selection=document.createDocumentFragment(),k=0;k<n.sel.ranges.length;k++){if(!t&&k==n.sel.primIndex)continue;var j=n.sel.ranges[k];if(j.from().line>=e.display.viewTo||j.to().line<e.display.viewFrom)continue;var H=j.empty();(H||e.options.showCursorWhenSelecting)&&go(e,j.head,i),H||Xs(e,j,E)}return r}function go(e,t,n){var r=Cr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(a("div","\xA0","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var E=n.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));E.style.display="",E.style.left=r.other.left+"px",E.style.top=r.other.top+"px",E.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function ji(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,n){var r=e.display,i=e.doc,E=document.createDocumentFragment(),k=qa(e.display),j=k.left,H=Math.max(r.sizerWidth,an(e)-r.sizer.offsetLeft)-k.right,z=i.direction=="ltr";function q(Fe,qe,ut,st){qe<0&&(qe=0),qe=Math.round(qe),st=Math.round(st),E.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Fe+`px;
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                         top: `+(t.top-n.viewOffset-Fi(e.display))+`px;
                         height: `+(t.bottom-t.top+Or(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(E),E.scrollIntoView(i),e.display.lineSpace.removeChild(E)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Oe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Oe(t.line,t.ch+1,"before"):t);for(var E=0;E<5;E++){var k=!1,j=Cr(e,t),H=!n||n==t?j:Cr(e,n);i={left:Math.min(j.left,H.left),top:Math.min(j.top,H.top)-r,right:Math.max(j.left,H.left),bottom:Math.max(j.bottom,H.bottom)+r};var z=wa(e,i),q=e.doc.scrollTop,re=e.doc.scrollLeft;if(z.scrollTop!=null&&(li(e,z.scrollTop),Math.abs(e.doc.scrollTop-q)>1&&(k=!0)),z.scrollLeft!=null&&(un(e,z.scrollLeft),Math.abs(e.doc.scrollLeft-re)>1&&(k=!0)),!k)break}return i}function Qs(e,t){var n=wa(e,t);n.scrollTop!=null&&li(e,n.scrollTop),n.scrollLeft!=null&&un(e,n.scrollLeft)}function wa(e,t){var n=e.display,r=Dn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,E=fa(e),k={};t.bottom-t.top>E&&(t.bottom=t.top+E);var j=e.doc.height+ca(n),H=t.top<r,z=t.bottom>j-r;if(t.top<i)k.scrollTop=H?0:t.top;else if(t.bottom>i+E){var q=Math.min(t.top,(z?j:t.bottom)-E);q!=i&&(k.scrollTop=q)}var re=e.options.fixedGutter?0:n.gutters.offsetWidth,he=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-re,ce=an(e)-n.gutters.offsetWidth,xe=t.right-t.left>ce;return xe&&(t.right=t.left+ce),t.left<10?k.scrollLeft=0:t.left<he?k.scrollLeft=Math.max(0,t.left+re-(xe?0:10)):t.right>ce+he-3&&(k.scrollLeft=t.right+(xe?0:10)-ce),k}function Ca(e,t){if(t==null)return;Hi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function On(e){Hi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function si(e,t,n){(t!=null||n!=null)&&Hi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Hi(e),e.curOp.scrollToPos=t}function Hi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);Eo(e,n,r,t.margin)}}function Eo(e,t,n,r){var i=wa(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});si(e,i.scrollLeft,i.scrollTop)}function li(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;D||Da(e,{top:t}),xo(e,t,!0),D&&Da(e),ci(e,100)}function xo(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function un(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,Lo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function ui(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ca(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Or(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var dn=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),ye(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),ye(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,F&&I<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};dn.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var E=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+E)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},dn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},dn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},dn.prototype.zeroWidthHack=function(){var e=s&&!L?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new ee,this.disableVert=new ee},dn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),E=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);E!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},dn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var di=function(){};di.prototype.update=function(){return{bottom:0,right:0}},di.prototype.setScrollLeft=function(){},di.prototype.setScrollTop=function(){},di.prototype.clear=function(){};function Rn(e,t){t||(t=ui(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Wi(e),To(e,ui(e)),n=e.display.barWidth,r=e.display.barHeight}function To(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var So={native:dn,null:di};function wo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&c(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new So[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),ye(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?un(e,t):li(e,t)},e),e.display.scrollbars.addClass&&N(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function cn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},yr(e.curOp)}function fn(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var E=0;E<t.length;E++)nl(t[E]);for(var k=0;k<t.length;k++)il(t[k])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Ui(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Gi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&La(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Wi(t),e.barMeasure=ui(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=to(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Or(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-an(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&un(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==P();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Rn(t,e.barMeasure),e.updatedDisplay&&_a(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Co(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&xo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&un(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,pt(r,e.scrollToPos.from),pt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var E=e.maybeHiddenMarkers,k=e.maybeUnhiddenMarkers;if(E)for(var j=0;j<E.length;++j)E[j].lines.length||be(E[j],"hide");if(k)for(var H=0;H<k.length;++H)k[H].lines.length&&be(k[H],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&be(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function cr(e,t){if(e.curOp)return t();cn(e);try{return t()}finally{fn(e)}}function Wt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);cn(e);try{return t.apply(e,arguments)}finally{fn(e)}}}function qt(e){return function(){if(this.curOp)return e.apply(this,arguments);cn(this);try{return e.apply(this,arguments)}finally{fn(this)}}}function Kt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);cn(t);try{return e.apply(this,arguments)}finally{fn(t)}}}function ci(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,B(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=Er(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(E){if(r.line>=e.display.viewFrom){var k=E.styles,j=E.text.length>e.options.maxHighlightLength?Ar(t.mode,r.state):null,H=Vn(e,E,r,!0);j&&(r.state=j),E.styles=H.styles;var z=E.styleClasses,q=H.classes;q?E.styleClasses=q:z&&(E.styleClasses=null);for(var re=!k||k.length!=E.styles.length||z!=q&&(!z||!q||z.bgClass!=q.bgClass||z.textClass!=q.textClass),he=0;!re&&he<k.length;++he)re=k[he]!=E.styles[he];re&&i.push(r.line),E.stateAfter=r.save(),r.nextLine()}else E.text.length<=e.options.maxHighlightLength&&Xn(e,E.text,r),E.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ci(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&cr(e,function(){for(var E=0;E<i.length;E++)Gr(e,i[E],"text")})}var Gi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Ki(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=an(e),this.force=n,this.dims=ba(e),this.events=[]};Gi.prototype.signal=function(e,t){ne(e,t)&&this.events.push(arguments)},Gi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)be.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Or(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Or(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=P();if(!t||!x(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&x(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==P())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&x(document.body,e.anchorNode)&&x(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function La(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return zr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Do(e)&&(zr(e),t.dims=ba(e));var i=r.first+r.size,E=Math.max(t.visible.from-e.options.viewportMargin,r.first),k=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<E&&E-n.viewFrom<20&&(E=Math.max(r.first,n.viewFrom)),n.viewTo>k&&n.viewTo-k<20&&(k=Math.min(i,n.viewTo)),Zt&&(E=qn(e.doc,E),k=Hr(e.doc,k));var j=E!=n.viewFrom||k!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,E,k),n.viewOffset=wr(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var H=mo(e);if(!j&&H==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var z=sl(e);return H>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),H>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(z),f(n.cursorDiv),f(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,j&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ci(e,400)),n.updateLineNumbers=null,!0}function Co(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==an(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Ki(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Ki(e.display,e.doc,n));if(!La(e,t))break;Wi(e);var i=ui(e);oi(e),Rn(e,i),_a(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function Da(e,t){var n=new Gi(e,t);if(La(e,n)){Wi(e),Co(e,n);var r=ui(e);oi(e),Rn(e,r),_a(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,E=r.lineDiv,k=E.firstChild;function j(xe){var De=xe.nextSibling;return R&&s&&e.display.currentWheelTarget==xe?xe.style.display="none":xe.parentNode.removeChild(xe),De}for(var H=r.view,z=r.viewFrom,q=0;q<H.length;q++){var re=H[q];if(!re.hidden)if(!re.node||re.node.parentNode!=E){var he=Us(e,re,z,n);E.insertBefore(he,k)}else{for(;k!=re.node;)k=j(k);var ce=i&&t!=null&&t<=z&&re.lineNumber;re.changes&&(oe(re.changes,"gutter")>-1&&(ce=!1),Ya(e,re,z,n)),ce&&(f(re.lineNumber),re.lineNumber.appendChild(document.createTextNode(gn(e.options,z)))),k=re.node.nextSibling}z+=re.size}for(;k;)k=j(k)}function Aa(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function _a(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Or(e)+"px"}function Lo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,E=r+"px",k=0;k<n.length;k++)if(!n[k].hidden){e.options.fixedGutter&&(n[k].gutter&&(n[k].gutter.style.left=E),n[k].gutterBackground&&(n[k].gutterBackground.style.left=E));var j=n[k].alignable;if(j)for(var H=0;H<j.length;H++)j[H].style.left=E}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Do(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=gn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),E=i.firstChild.offsetWidth,k=i.offsetWidth-E;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(E,r.lineGutter.offsetWidth-k)+1,r.lineNumWidth=r.lineNumInnerWidth+k,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Aa(e.display),!0}return!1}function Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var E=e[i],k=null;if(typeof E!="string"&&(k=E.style,E=E.className),E=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:E,style:k})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Ao(e){var t=e.gutters,n=e.gutterSpecs;f(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],E=i.className,k=i.style,j=t.appendChild(a("div",null,"CodeMirror-gutter "+E));k&&(j.style.cssText=k),E=="CodeMirror-linenumbers"&&(e.lineGutter=j,j.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Aa(e)}function fi(e){Ao(e.display),or(e),Lo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=b("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=b("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var E=b("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[E],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+de+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),F&&I<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!R&&!(D&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Oa(r.gutters,r.lineNumbers),Ao(i),n.init(i)}var zi=0,pr=null;F?pr=-.53:D?pr=15:g?pr=-.7:A&&(pr=-1/3);function _o(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),n==null&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:n==null&&(n=e.wheelDelta),{x:t,y:n}}function cl(e){var t=_o(e);return t.x*=pr,t.y*=pr,t}function Oo(e,t){var n=_o(t),r=n.x,i=n.y,E=e.display,k=E.scroller,j=k.scrollWidth>k.clientWidth,H=k.scrollHeight>k.clientHeight;if(!(r&&j||i&&H))return;if(i&&s&&R){e:for(var z=t.target,q=E.view;z!=k;z=z.parentNode)for(var re=0;re<q.length;re++)if(q[re].node==z){e.display.currentWheelTarget=z;break e}}if(r&&!D&&!T&&pr!=null){i&&H&&li(e,Math.max(0,k.scrollTop+i*pr)),un(e,Math.max(0,k.scrollLeft+r*pr)),(!i||i&&H)&&X(t),E.wheelStartX=null;return}if(i&&pr!=null){var he=i*pr,ce=e.doc.scrollTop,xe=ce+E.wrapper.clientHeight;he<0?ce=Math.max(0,ce+he-50):xe=Math.min(e.doc.height,xe+he+50),Da(e,{top:ce,bottom:xe})}zi<20&&(E.wheelStartX==null?(E.wheelStartX=k.scrollLeft,E.wheelStartY=k.scrollTop,E.wheelDX=r,E.wheelDY=i,setTimeout(function(){if(E.wheelStartX==null)return;var De=k.scrollLeft-E.wheelStartX,Me=k.scrollTop-E.wheelStartY,Ue=Me&&E.wheelDY&&Me/E.wheelDY||De&&E.wheelDX&&De/E.wheelDX;if(E.wheelStartX=E.wheelStartY=null,!Ue)return;pr=(pr*zi+Ue)/(zi+1),++zi},200)):(E.wheelDX+=r,E.wheelDY+=i))}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 n=this.ranges[t],r=e.ranges[t];if(!zn(n.anchor,r.anchor)||!zn(n.head,r.head))return!1}return!0},gr.prototype.deepCopy=function(){for(var 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xe=ti(ce);xe>i.maxLineLength&&(i.maxLine=ce,i.maxLineLength=xe,i.maxLineChanged=!0,j=!1)}),j&&(e.curOp.updateMaxLine=!0)),aa(r,E.line),ci(e,400);var z=t.text.length-(k.line-E.line)-1;t.full?or(e):E.line==k.line&&t.text.length==1&&!Mo(e.doc,t)?Gr(e,E.line,"text"):or(e,E.line,k.line+1,z);var q=ne(e,"changes"),re=ne(e,"change");if(re||q){var he={from:E,to:k,text:t.text,removed:t.removed,origin:t.origin};re&&zt(e,"change",e,he),q&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(he)}e.display.selForContextMenu=null}function In(e,t,n,r,i){var E;r||(r=n),ht(r,n)<0&&(E=[r,n],n=E[0],r=E[1]),typeof t=="string"&&(t=e.splitLines(t)),kn(e,{from:n,to:r,text:t,origin:i})}function Jo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Zo(e,t,n,r){for(var i=0;i<e.length;++i){var E=e[i],k=!0;if(E.ranges){E.copied||(E=e[i]=E.deepCopy(),E.copied=!0);for(var j=0;j<E.ranges.length;j++)Jo(E.ranges[j].anchor,t,n,r),Jo(E.ranges[j].head,t,n,r);continue}for(var H=0;H<E.changes.length;++H){var z=E.changes[H];if(n<z.from.line)z.from=Oe(z.from.line+r,z.from.ch),z.to=Oe(z.to.line+r,z.to.ch);else if(t<=z.to.line){k=!1;break}}k||(e.splice(0,i+1),i=0)}}function qo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Zo(e.done,n,r,i),Zo(e.undone,n,r,i)}function pi(e,t,n,r){var i=t,E=t;return typeof t=="number"?E=nt(e,bn(e,t)):i=wt(t),i==null?null:(r(E,i)&&e.cm&&Gr(e.cm,i,n),E)}function gi(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}gi.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,it(i),zt(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function vi(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}vi.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var E=Math.min(t,i-e),k=r.height;if(r.removeInner(e,E),this.height-=k-r.height,i==E&&(this.children.splice(n--,1),r.parent=null),(t-=E)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof gi))){var j=[];this.collapse(j),this.children=[new gi(j)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],E=i.chunkSize();if(e<=E){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var k=i.lines.length%25+25,j=k;j<i.lines.length;){var H=new gi(i.lines.slice(j,j+=25));i.height-=H.height,this.children.splice(++r,0,H),H.parent=this}i.lines=i.lines.slice(0,k),this.maybeSpill()}break}e-=E}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new vi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=oe(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new vi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],E=i.chunkSize();if(e<E){var k=Math.min(t,E-e);if(i.iterN(e,k,n))return!0;if((t-=k)==0)break;e=0}else e-=E}}};var yi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};yi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=wt(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var E=ii(this);nr(n,Math.max(0,n.height-E)),e&&(cr(e,function(){es(e,n,-E),Gr(e,r,"widget")}),zt(e,"lineWidgetCleared",e,this,r))},yi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ii(this)-t;if(!i)return;_r(this.doc,r)||nr(r,r.height+i),n&&cr(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),zt(n,"lineWidgetChanged",n,e,wt(r))})},ie(yi);function es(e,t,n){wr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new yi(e,n,r),E=e.cm;return E&&i.noHScroll&&(E.display.alignWidgets=!0),pi(e,t,"widget",function(k){var j=k.widgets||(k.widgets=[]);if(i.insertAt==null?j.push(i):j.splice(Math.min(j.length-1,Math.max(0,i.insertAt)),0,i),i.line=k,E&&!_r(e,k)){var H=wr(k)<e.scrollTop;nr(k,k.height+ii(i)),H&&Ca(E,i.height),E.curOp.forceUpdate=!0}return!0}),E&&zt(E,"lineWidgetAdded",E,i,typeof t=="number"?t:wt(t)),i}var ts=0,$r=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};$r.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&cn(e),ne(this,"clear")){var n=this.find();n&&zt(this,"clear",n.from,n.to)}for(var r=null,i=null,E=0;E<this.lines.length;++E){var k=this.lines[E],j=Sr(k.markedSpans,this);e&&!this.collapsed?Gr(e,wt(k),"text"):e&&(j.to!=null&&(i=wt(k)),j.from!=null&&(r=wt(k))),k.markedSpans=Zn(k.markedSpans,j),j.from==null&&this.collapsed&&!_r(this.doc,k)&&e&&nr(k,Dn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var H=0;H<this.lines.length;++H){var z=mr(this.lines[H]),q=ti(z);q>e.display.maxLineLength&&(e.display.maxLine=z,e.display.maxLineLength=q,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&or(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Go(e.doc)),e&&zt(e,"markerCleared",e,this,r,i),t&&fn(e),this.parent&&this.parent.clear()},$r.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var E=this.lines[i],k=Sr(E.markedSpans,this);if(k.from!=null&&(n=Oe(t?E:wt(E),k.from),e==-1))return n;if(k.to!=null&&(r=Oe(t?E:wt(E),k.to),e==1))return r}return n&&{from:n,to:r}},$r.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;cr(r,function(){var i=t.line,E=wt(t.line),k=ha(r,E);if(k&&(io(k),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!_r(n.doc,i)&&n.height!=null){var j=n.height;n.height=null;var H=ii(n)-j;H&&nr(i,i.height+H)}zt(r,"markerChanged",r,e)})},$r.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||oe(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},$r.prototype.detachLine=function(e){if(this.lines.splice(oe(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ie($r);function Un(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Wt(e.cm,Un)(e,t,n,r,i);var E=new $r(e,i),k=ht(t,n);if(r&&U(r,E,!1),k>0||k==0&&E.clearWhenEmpty!==!1)return E;if(E.replacedWith&&(E.collapsed=!0,E.widgetNode=b("span",[E.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||E.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(E.widgetNode.insertLeft=!0)),E.collapsed){if(ki(e,t.line,t,n,E)||t.line!=n.line&&ki(e,n.line,t,n,E))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}E.addToHistory&&Fo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var j=t.line,H=e.cm,z;if(e.iter(j,n.line+1,function(re){H&&E.collapsed&&!H.options.lineWrapping&&mr(re)==H.display.maxLine&&(z=!0),E.collapsed&&j!=t.line&&nr(re,0),sa(re,new en(E,j==t.line?t.ch:null,j==n.line?n.ch:null)),++j}),E.collapsed&&e.iter(t.line,n.line+1,function(re){_r(e,re)&&nr(re,0)}),E.clearOnEnter&&ye(E,"beforeCursorEnter",function(){return E.clear()}),E.readOnly&&(Kr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),E.collapsed&&(E.id=++ts,E.atomic=!0),H){if(z&&(H.curOp.updateMaxLine=!0),E.collapsed)or(H,t.line,n.line+1);else if(E.className||E.startStyle||E.endStyle||E.css||E.attributes||E.title)for(var q=t.line;q<=n.line;q++)Gr(H,q,"text");E.atomic&&Go(H.doc),zt(H,"markerAdded",H,E)}return E}var bi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};bi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();zt(this,"clear")},bi.prototype.find=function(e,t){return this.primary.find(e,t)},ie(bi);function Tl(e,t,n,r,i){r=U(r),r.shared=!1;var E=[Un(e,t,n,r,i)],k=E[0],j=r.widgetNode;return Yr(e,function(H){j&&(r.widgetNode=j.cloneNode(!0)),E.push(Un(H,pt(H,t),pt(H,n),r,i));for(var z=0;z<H.linked.length;++z)if(H.linked[z].isParent)return;k=Ee(E)}),new bi(E,k)}function rs(e){return e.findMarks(Oe(e.first,0),e.clipPos(Oe(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),E=e.clipPos(i.from),k=e.clipPos(i.to);if(ht(E,k)){var j=Un(e,E,k,r.primary,r.primary.type);r.markers.push(j),j.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],E=[i.primary.doc];Yr(i.primary.doc,function(H){return E.push(H)});for(var k=0;k<i.markers.length;k++){var j=i.markers[k];oe(E,j.doc)==-1&&(j.parent=null,i.markers.splice(k--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,sr=function(e,t,n,r,i){if(!(this instanceof sr))return new sr(e,t,n,r,i);n==null&&(n=0),vi.call(this,[new gi([new nn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var E=Oe(n,0);this.sel=Vr(E),this.history=new Vi(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Ma(this,{from:E,to:E,text:e}),$t(this,Vr(E),ge)};sr.prototype=Ne(vi.prototype,{constructor:sr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=pn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Kt(function(e){var t=Oe(this.first,0),n=this.first+this.size-1;kn(this,{from:t,to:Oe(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&si(this.cm,0,0),$t(this,Vr(t),ge)}),replaceRange:function(e,t,n,r){t=pt(this,t),n=n?pt(this,n):t,In(this,e,t,n,r)},getRange:function(e,t,n){var r=Mr(this,pt(this,e),pt(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(kr(this,e))return nt(this,e)},getLineNumber:function(e){return wt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=nt(this,e)),mr(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return pt(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Kt(function(e,t,n){Wo(this,pt(this,typeof e=="number"?Oe(e,t||0):e),null,n)}),setSelection:Kt(function(e,t,n){Wo(this,pt(this,e),pt(this,t||e),n)}),extendSelection:Kt(function(e,t,n){Yi(this,pt(this,e),t&&pt(this,t),n)}),extendSelections:Kt(function(e,t){jo(this,Pe(this,e),t)}),extendSelectionsBy:Kt(function(e,t){var n=Ie(this.sel.ranges,e);jo(this,Pe(this,n),t)}),setSelections:Kt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Dt(pt(this,e[i].anchor),pt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),$t(this,Lr(this.cm,r,t),n)}),addSelection:Kt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Dt(pt(this,e),pt(this,t||e))),$t(this,Lr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Mr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Mr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Kt(function(e,t,n){for(var r=[],i=this.sel,E=0;E<i.ranges.length;E++){var k=i.ranges[E];r[E]={from:k.from(),to:k.to(),text:this.splitLines(e[E]),origin:n}}for(var j=t&&t!="end"&&fl(this,r,t),H=r.length-1;H>=0;H--)kn(this,r[H]);j?Ko(this,j):this.cm&&On(this.cm)}),undo:Kt(function(){Ji(this,"undo")}),redo:Kt(function(){Ji(this,"redo")}),undoSelection:Kt(function(){Ji(this,"undo",!0)}),redoSelection:Kt(function(){Ji(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new Vi(this.history.maxGeneration),Yr(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:Pn(this.history.done),undone:Pn(this.history.undone)}},setHistory:function(e){var t=this.history=new Vi(this.history.maxGeneration);t.done=Pn(e.done.slice(0),null,!0),t.undone=Pn(e.undone.slice(0),null,!0)},setGutterMarker:Kt(function(e,t,n){return pi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return 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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Fl.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),fs(e,i+" "+t,n,r))return!0}return fs(e,t,n,r)}function fs(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&zt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(X(n),Ta(e)),!!i}function hs(e,t){var n=us(t,!0);return n?t.shiftKey&&!e.state.keySeq?Si(e,"Shift-"+n,t,function(r){return ea(e,r,!0)})||Si(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return ea(e,r)}):Si(e,n,t,function(r){return ea(e,r)}):!1}function Nl(e,t,n){return Si(e,"'"+n+"'",t,function(r){return ea(e,r,!0)})}var ja=null;function ms(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=P(),_e(t,e))return;F&&I<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var r=hs(t,e);T&&(ja=r?n:null,!r&&n==88&&!Ct&&(s?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),D&&!s&&!r&&n==46&&e.shiftKey&&!e.ctrlKey&&document.execCommand&&document.execCommand("cut"),n==18&&!/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)&&Bl(t)}function Bl(e){var t=e.display.lineDiv;N(t,"CodeMirror-crosshair");function n(r){(r.keyCode==18||!r.altKey)&&(c(t,"CodeMirror-crosshair"),ze(document,"keyup",n),ze(document,"mouseover",n))}ye(document,"keyup",n),ye(document,"mouseover",n)}function ps(e){e.keyCode==16&&(this.doc.sel.shift=!1),_e(this,e)}function gs(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(Br(t.display,e)||_e(t,e)||e.ctrlKey&&!e.altKey||s&&e.metaKey)return;var n=e.keyCode,r=e.charCode;if(T&&n==ja){ja=null,X(e);return}if(T&&(!e.which||e.which<10)&&hs(t,e))return;var i=String.fromCharCode(r==null?n:r);if(i=="\b")return;if(Nl(t,e,i))return;t.display.input.onKeyPress(e)}var jl=400,Wa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Wa.prototype.compare=function(e,t,n){return this.time+jl>e&&ht(t,this.pos)==0&&n==this.button};var wi,Ci;function Wl(e,t){var n=+new Date;return Ci&&Ci.compare(n,e,t)?(wi=Ci=null,"triple"):wi&&wi.compare(n,e,t)?(Ci=new Wa(n,e,t),wi=null,"double"):(wi=new Wa(n,e,t),Ci=null,"single")}function vs(e){var t=this,n=t.display;if(_e(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Br(n,e)){R||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ka(t,e))return;var r=sn(t,e),i=ve(e),E=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Kl(t,i,r,E,e))return;i==1?r?Gl(t,r,E,e):se(e)==n.scroller&&X(e):i==2?(r&&Yi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(C?t.display.input.onContextMenu(e):yo(t))}function Kl(e,t,n,r,i){var E="Click";return r=="double"?E="Double"+E:r=="triple"&&(E="Triple"+E),E=(t==1?"Left":t==2?"Middle":"Right")+E,Si(e,ls(E,i),i,function(k){if(typeof k=="string"&&(k=Ti[k]),!k)return!1;var j=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),j=k(e,n)!=Te}finally{e.state.suppressEdits=!1}return j})}function Hl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var E=l?n.shiftKey&&n.metaKey:n.altKey;i.unit=E?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=s?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(s?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){F?setTimeout(B(vo,e),0):e.curOp.focus=P();var i=Hl(e,n,r),E=e.doc.sel,k;e.options.dragDrop&&Se&&!e.isReadOnly()&&n=="single"&&(k=E.contains(t))>-1&&(ht((k=E.ranges[k]).from(),t)<0||t.xRel>0)&&(ht(k.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var i=e.display,E=!1,k=Wt(e,function(z){R&&(i.scroller.draggable=!1),e.state.draggingText=!1,ze(i.wrapper.ownerDocument,"mouseup",k),ze(i.wrapper.ownerDocument,"mousemove",j),ze(i.scroller,"dragstart",H),ze(i.scroller,"drop",k),E||(X(z),r.addNew||Yi(e.doc,n,null,null,r.extend),R&&!A||F&&I==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),j=function(z){E=E||Math.abs(t.clientX-z.clientX)+Math.abs(t.clientY-z.clientY)>=10},H=function(){return E=!0};R&&(i.scroller.draggable=!0),e.state.draggingText=k,k.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),ye(i.wrapper.ownerDocument,"mouseup",k),ye(i.wrapper.ownerDocument,"mousemove",j),ye(i.scroller,"dragstart",H),ye(i.scroller,"drop",k),yo(e),setTimeout(function(){return i.input.focus()},20)}function ys(e,t,n){if(n=="char")return new Dt(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new Dt(Oe(t.line,0),pt(e.doc,Oe(t.line+1,0)));var r=n(e,t);return new Dt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,E=e.doc;X(t);var k,j,H=E.sel,z=H.ranges;if(r.addNew&&!r.extend?(j=E.sel.contains(n),j>-1?k=z[j]:k=new Dt(n,n)):(k=E.sel.primary(),j=E.sel.primIndex),r.unit=="rectangle")r.addNew||(k=new Dt(n,n)),n=sn(e,t,!0,!0),j=-1;else{var q=ys(e,n,r.unit);r.extend?k=Ia(k,q.anchor,q.head,r.extend):k=q}r.addNew?j==-1?(j=z.length,$t(E,Lr(e,z.concat([k]),j),{scroll:!1,origin:"*mouse"})):z.length>1&&z[j].empty()&&r.unit=="char"&&!r.extend?($t(E,Lr(e,z.slice(0,j).concat(z.slice(j+1)),0),{scroll:!1,origin:"*mouse"}),H=E.sel):Ua(E,j,k,pe):(j=0,$t(E,new gr([k],0),pe),H=E.sel);var re=n;function he(Fe){if(ht(re,Fe)==0)return;if(re=Fe,r.unit=="rectangle"){for(var qe=[],ut=e.options.tabSize,st=Y(nt(E,n.line).text,n.ch,ut),yt=Y(nt(E,Fe.line).text,Fe.ch,ut),Ot=Math.min(st,yt),Ht=Math.max(st,yt),Pt=Math.min(n.line,Fe.line),fr=Math.min(e.lastLine(),Math.max(n.line,Fe.line));Pt<=fr;Pt++){var lr=nt(E,Pt).text,Ft=me(lr,Ot,ut);Ot==Ht?qe.push(new Dt(Oe(Pt,Ft),Oe(Pt,Ft))):lr.length>Ft&&qe.push(new Dt(Oe(Pt,Ft),Oe(Pt,me(lr,Ht,ut))))}qe.length||qe.push(new Dt(n,n)),$t(E,Lr(e,H.ranges.slice(0,j).concat(qe),j),{origin:"*mouse",scroll:!1}),e.scrollIntoView(Fe)}else{var ur=k,Vt=ys(e,Fe,r.unit),jt=ur.anchor,Nt;ht(Vt.anchor,jt)>0?(Nt=Vt.head,jt=Zr(ur.from(),Vt.anchor)):(Nt=Vt.anchor,jt=yn(ur.to(),Vt.head));var kt=H.ranges.slice(0);kt[j]=Xl(e,new Dt(pt(E,jt),Nt)),$t(E,Lr(e,kt,j),pe)}}var ce=i.wrapper.getBoundingClientRect(),xe=0;function De(Fe){var qe=++xe,ut=sn(e,Fe,!0,r.unit=="rectangle");if(!ut)return;if(ht(ut,re)!=0){e.curOp.focus=P(),he(ut);var st=Ki(i,E);(ut.line>=st.to||ut.line<st.from)&&setTimeout(Wt(e,function(){xe==qe&&De(Fe)}),150)}else{var yt=Fe.clientY<ce.top?-20:Fe.clientY>ce.bottom?20:0;yt&&setTimeout(Wt(e,function(){if(xe!=qe)return;i.scroller.scrollTop+=yt,De(Fe)}),50)}}function Me(Fe){e.state.selectingText=!1,xe=Infinity,Fe&&(X(Fe),i.input.focus()),ze(i.wrapper.ownerDocument,"mousemove",Ue),ze(i.wrapper.ownerDocument,"mouseup",$e),E.history.lastSelOrigin=null}var Ue=Wt(e,function(Fe){Fe.buttons===0||!ve(Fe)?Me(Fe):De(Fe)}),$e=Wt(e,Me);e.state.selectingText=$e,ye(i.wrapper.ownerDocument,"mousemove",Ue),ye(i.wrapper.ownerDocument,"mouseup",$e)}function Xl(e,t){var n=t.anchor,r=t.head,i=nt(e.doc,n.line);if(ht(n,r)==0&&n.sticky==r.sticky)return t;var E=Ve(i);if(!E)return t;var k=Ke(E,n.ch,n.sticky),j=E[k];if(j.from!=n.ch&&j.to!=n.ch)return t;var H=k+(j.from==n.ch==(j.level!=1)?0:1);if(H==0||H==E.length)return t;var z;if(r.line!=n.line)z=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var q=Ke(E,r.ch,r.sticky),re=q-k||(r.ch-n.ch)*(j.level==1?-1:1);q==H-1||q==H?z=re<0:z=re>0}var he=E[H+(z?-1:0)],ce=z==(he.level==1),xe=ce?he.from:he.to,De=ce?"after":"before";return n.ch==xe&&n.sticky==De?t:new Dt(new Oe(n.line,xe,De),r)}function bs(e,t,n,r){var i,E;if(t.touches)i=t.touches[0].clientX,E=t.touches[0].clientY;else try{i=t.clientX,E=t.clientY}catch(he){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&X(t);var k=e.display,j=k.lineDiv.getBoundingClientRect();if(E>j.bottom||!ne(e,n))return Q(t);E-=j.top-k.viewOffset;for(var H=0;H<e.display.gutterSpecs.length;++H){var z=k.gutters.childNodes[H];if(z&&z.getBoundingClientRect().right>=i){var q=br(e.doc,E),re=e.display.gutterSpecs[H];return be(e,n,e,q,re.className,t),Q(t)}}}function Ka(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Br(e.display,t)||Yl(e,t))return;if(_e(e,t,"contextmenu"))return;C||e.display.input.onContextMenu(t)}function Yl(e,t){return ne(e,"gutterContextMenu")?bs(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ai(e)}var Bn={toString:function(){return"CodeMirror.Init"}},Ts={},ta={};function $l(e){var t=e.optionHandlers;function n(r,i,E,k){e.defaults[r]=i,E&&(t[r]=k?function(j,H,z){z!=Bn&&E(j,H,z)}:E)}e.defineOption=n,e.Init=Bn,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,Pa(r)},!0),n("indentUnit",2,Pa,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,function(r){hi(r),ai(r),or(r)},!0),n("lineSeparator",null,function(r,i){if(r.doc.lineSep=i,!i)return;var E=[],k=r.doc.first;r.doc.iter(function(H){for(var z=0;;){var q=H.text.indexOf(i,z);if(q==-1)break;z=q+i.length,E.push(Oe(k,q))}k++});for(var j=E.length-1;j>=0;j--)In(r.doc,i,E[j],Oe(E[j].line,E[j].ch+i.length))}),n("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(r,i,E){r.state.specialChars=new RegExp(i.source+(i.test("	")?"":"|	"),"g"),E!=Bn&&r.refresh()}),n("specialCharPlaceholder",_t,function(r){return r.refresh()},!0),n("electricChars",!0),n("inputStyle",o?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),n("spellcheck",!1,function(r,i){return r.getInputField().spellcheck=i},!0),n("autocorrect",!1,function(r,i){return r.getInputField().autocorrect=i},!0),n("autocapitalize",!1,function(r,i){return r.getInputField().autocapitalize=i},!0),n("rtlMoveVisually",!w),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){xs(r),fi(r)},!0),n("keyMap","default",function(r,i,E){var k=qi(i),j=E!=Bn&&qi(E);j&&j.detach&&j.detach(r,k),k.attach&&k.attach(r,j||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Jl,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Oa(i,r.options.lineNumbers),fi(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?Ea(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return 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sr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Rt.inputStyles[t.inputStyle](this),E=this.display=new dl(e,r,i,t);E.wrapper.CodeMirror=this,xs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),wo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new ee,keySeq:null,specialChars:null},t.autofocus&&!o&&E.input.focus(),F&&I<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),_l(),cn(this),this.curOp.forceUpdate=!0,ko(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Sa(n)},20):_n(this);for(var k in ta)ta.hasOwnProperty(k)&&ta[k](this,t[k],Bn);Do(this),t.finishInit&&t.finishInit(this);for(var j=0;j<Ha.length;++j)Ha[j](this);fn(this),R&&t.lineWrapping&&getComputedStyle(E.lineDiv).textRendering=="optimizelegibility"&&(E.lineDiv.style.textRendering="auto")}Rt.defaults=Ts,Rt.optionHandlers=ta;function Zl(e){var t=e.display;ye(t.scroller,"mousedown",Wt(e,vs)),F&&I<11?ye(t.scroller,"dblclick",Wt(e,function(H){if(_e(e,H))return;var z=sn(e,H);if(!z||Ka(e,H)||Br(e.display,H))return;X(H);var q=e.findWordAt(z);Yi(e.doc,q.anchor,q.head)})):ye(t.scroller,"dblclick",function(H){return _e(e,H)||X(H)}),ye(t.scroller,"contextmenu",function(H){return Es(e,H)}),ye(t.input.getField(),"contextmenu",function(H){t.scroller.contains(H.target)||Es(e,H)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function E(H){if(H.touches.length!=1)return!1;var z=H.touches[0];return z.radiusX<=1&&z.radiusY<=1}function k(H,z){if(z.left==null)return!0;var q=z.left-H.left,re=z.top-H.top;return q*q+re*re>20*20}ye(t.scroller,"touchstart",function(H){if(!_e(e,H)&&!E(H)&&!Ka(e,H)){t.input.ensurePolled(),clearTimeout(n);var z=+new Date;t.activeTouch={start:z,moved:!1,prev:z-r.end<=300?r:null},H.touches.length==1&&(t.activeTouch.left=H.touches[0].pageX,t.activeTouch.top=H.touches[0].pageY)}}),ye(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),ye(t.scroller,"touchend",function(H){var z=t.activeTouch;if(z&&!Br(t,H)&&z.left!=null&&!z.moved&&new Date-z.start<300){var q=e.coordsChar(t.activeTouch,"page"),re;!z.prev||k(z,z.prev)?re=new Dt(q,q):!z.prev.prev||k(z,z.prev.prev)?re=e.findWordAt(q):re=new Dt(Oe(q.line,0),pt(e.doc,Oe(q.line+1,0))),e.setSelection(re.anchor,re.head),e.focus(),X(H)}i()}),ye(t.scroller,"touchcancel",i),ye(t.scroller,"scroll",function(){t.scroller.clientHeight&&(li(e,t.scroller.scrollTop),un(e,t.scroller.scrollLeft,!0),be(e,"scroll",e))}),ye(t.scroller,"mousewheel",function(H){return Oo(e,H)}),ye(t.scroller,"DOMMouseScroll",function(H){return Oo(e,H)}),ye(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(H){_e(e,H)||te(H)},over:function(H){_e(e,H)||(Al(e,H),te(H))},start:function(H){return Dl(e,H)},drop:Wt(e,Ll),leave:function(H){_e(e,H)||is(e)}};var j=t.input.getField();ye(j,"keyup",function(H){return ps.call(e,H)}),ye(j,"keydown",Wt(e,ms)),ye(j,"keypress",Wt(e,gs)),ye(j,"focus",function(H){return Sa(e,H)}),ye(j,"blur",function(H){return _n(e,H)})}var Ha=[];Rt.defineInitHook=function(e){return Ha.push(e)};function Li(e,t,n,r){var i=e.doc,E;n==null&&(n="add"),n=="smart"&&(i.mode.indent?E=Er(e,t).state:n="prev");var k=e.options.tabSize,j=nt(i,t),H=Y(j.text,null,k);j.stateAfter&&(j.stateAfter=null);var z=j.text.match(/^\s*/)[0],q;if(!r&&!/\S/.test(j.text))q=0,n="not";else if(n=="smart"&&(q=i.mode.indent(E,j.text.slice(z.length),j.text),q==Te||q>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?q=Y(nt(i,t-1).text,null,k):q=0:n=="add"?q=H+e.options.indentUnit:n=="subtract"?q=H-e.options.indentUnit:typeof n=="number"&&(q=H+n),q=Math.max(0,q);var re="",he=0;if(e.options.indentWithTabs)for(var ce=Math.floor(q/k);ce;--ce)he+=k,re+="	";if(he<q&&(re+=ue(q-he)),re!=z)return In(i,re,Oe(t,0),Oe(t,z.length),"+input"),j.stateAfter=null,!0;for(var xe=0;xe<i.sel.ranges.length;xe++){var De=i.sel.ranges[xe];if(De.head.line==t&&De.head.ch<z.length){var Me=Oe(t,z.length);Ua(i,xe,new Dt(Me,Me));break}}}var Dr=null;function ra(e){Dr=e}function Ga(e,t,n,r,i){var E=e.doc;e.display.shift=!1,r||(r=E.sel);var k=+new Date-200,j=i=="paste"||e.state.pasteIncoming>k,H=ct(t),z=null;if(j&&r.ranges.length>1)if(Dr&&Dr.text.join(`
`)==t){if(r.ranges.length%Dr.text.length==0){z=[];for(var q=0;q<Dr.text.length;q++)z.push(E.splitLines(Dr.text[q]))}}else H.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(z=Ie(H,function(Ue){return[Ue]}));for(var re=e.curOp.updateInput,he=r.ranges.length-1;he>=0;he--){var ce=r.ranges[he],xe=ce.from(),De=ce.to();ce.empty()&&(n&&n>0?xe=Oe(xe.line,xe.ch-n):e.state.overwrite&&!j?De=Oe(De.line,Math.min(nt(E,De.line).text.length,De.ch+Ee(H).length)):j&&Dr&&Dr.lineWise&&Dr.text.join(`
`)==H.join(`
`)&&(xe=De=Oe(xe.line,0)));var Me={from:xe,to:De,text:z?z[he%z.length]:H,origin:i||(j?"paste":e.state.cutIncoming>k?"cut":"+input")};kn(e.doc,Me),zt(e,"inputRead",e,Me)}t&&!j&&ws(e,t),On(e),e.curOp.updateInput<2&&(e.curOp.updateInput=re),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function Ss(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&cr(t,function(){return Ga(t,n,0,null,"paste")}),!0}function ws(e,t){if(!e.options.electricChars||!e.options.smartIndent)return;for(var n=e.doc.sel,r=n.ranges.length-1;r>=0;r--){var i=n.ranges[r];if(i.head.ch>100||r&&n.ranges[r-1].head.line==i.head.line)continue;var E=e.getModeAt(i.head),k=!1;if(E.electricChars){for(var j=0;j<E.electricChars.length;j++)if(t.indexOf(E.electricChars.charAt(j))>-1){k=Li(e,i.head.line,"smart");break}}else E.electricInput&&(E.electricInput.test(nt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(k=Li(e,i.head.line,"smart")));k&&zt(e,"electricInput",e,i.head.line)}}function Cs(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,E={anchor:Oe(i,0),head:Oe(i+1,0)};n.push(E),t.push(e.getRange(E.anchor,E.head))}return{text:t,ranges:n}}function Ls(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ds(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return R?e.style.width="1000px":e.setAttribute("wrap","off"),y&&(e.style.border="1px solid black"),Ls(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var E=this.options,k=E[r];if(E[r]==i&&r!="mode")return;E[r]=i,t.hasOwnProperty(r)&&Wt(this,t[r])(this,i,k),be(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](qi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,E=0;E<i.length;++E)if(i[E]==r||i[E].name==r)return i.splice(E,1),!0},addOverlay:qt(function(r,i){var E=r.token?r:e.getMode(this.options,r);if(E.startState)throw new Error("Overlays may not be stateful.");ke(this.state.overlays,{mode:E,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(k){return k.priority}),this.state.modeGen++,or(this)}),removeOverlay:qt(function(r){for(var i=this.state.overlays,E=0;E<i.length;++E){var k=i[E].modeSpec;if(k==r||typeof r=="string"&&k.name==r){i.splice(E,1),this.state.modeGen++,or(this);return}}}),indentLine:qt(function(r,i,E){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),kr(this.doc,r)&&Li(this,r,i,E)}),indentSelection:qt(function(r){for(var i=this.doc.sel.ranges,E=-1,k=0;k<i.length;k++){var j=i[k];if(j.empty())j.head.line>E&&(Li(this,j.head.line,r,!0),E=j.head.line,k==this.doc.sel.primIndex&&On(this));else{var H=j.from(),z=j.to(),q=Math.max(E,H.line);E=Math.min(this.lastLine(),z.line-(z.ch?0:1))+1;for(var re=q;re<E;++re)Li(this,re,r);var he=this.doc.sel.ranges;H.ch==0&&i.length==he.length&&he[k].from().ch>0&&Ua(this.doc,k,new Dt(H,he[k].to()),ge)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,Oe(r),i,!0)},getTokenTypeAt:function(r){r=pt(this.doc,r);var i=qr(this,nt(this.doc,r.line)),E=0,k=(i.length-1)/2,j=r.ch,H;if(j==0)H=i[2];else for(;;){var z=E+k>>1;if((z?i[z*2-1]:0)>=j)k=z;else if(i[z*2+1]<j)E=z+1;else{H=i[z*2+2];break}}var q=H?H.indexOf("overlay "):-1;return q<0?H:q==0?null:H.slice(0,q-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var E=[];if(!n.hasOwnProperty(i))return E;var k=n[i],j=this.getModeAt(r);if(typeof j[i]=="string")k[j[i]]&&E.push(k[j[i]]);else if(j[i])for(var H=0;H<j[i].length;H++){var z=k[j[i][H]];z&&E.push(z)}else j.helperType&&k[j.helperType]?E.push(k[j.helperType]):k[j.name]&&E.push(k[j.name]);for(var q=0;q<k._global.length;q++){var re=k._global[q];re.pred(j,this)&&oe(E,re.val)==-1&&E.push(re.val)}return E},getStateAfter:function(r,i){var E=this.doc;return r=bn(E,r==null?E.first+E.size-1:r),Er(this,r+1,i).state},cursorCoords:function(r,i){var E,k=this.doc.sel.primary();return r==null?E=k.head:typeof r=="object"?E=pt(this.doc,r):E=r?k.from():k.to(),Cr(this,E,i||"page")},charCoords:function(r,i){return pa(this,pt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,br(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,E){var k=!1,j;if(typeof r=="number"){var H=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>H&&(r=H,k=!0),j=nt(this.doc,r)}else j=r;return Ni(this,j,{top:0,left:0},i||"page",E||k).top+(k?this.doc.height-wr(j):0)},defaultTextHeight:function(){return Dn(this.display)},defaultCharWidth:function(){return An(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,E,k,j){var H=this.display;r=Cr(this,pt(this.doc,r));var z=r.bottom,q=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),H.sizer.appendChild(i),k=="over")z=r.top;else if(k=="above"||k=="near"){var re=Math.max(H.wrapper.clientHeight,this.doc.height),he=Math.max(H.sizer.clientWidth,H.lineSpace.clientWidth);(k=="above"||r.bottom+i.offsetHeight>re)&&r.top>i.offsetHeight?z=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=re&&(z=r.bottom),q+i.offsetWidth>he&&(q=he-i.offsetWidth)}i.style.top=z+"px",i.style.left=i.style.right="",j=="right"?(q=H.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(j=="left"?q=0:j=="middle"&&(q=(H.sizer.clientWidth-i.offsetWidth)/2),i.style.left=q+"px"),E&&Qs(this,{left:q,top:z,right:q+i.offsetWidth,bottom:z+i.offsetHeight})},triggerOnKeyDown:qt(ms),triggerOnKeyPress:qt(gs),triggerOnKeyUp:ps,triggerOnMouseDown:qt(vs),execCommand:function(r){if(Ti.hasOwnProperty(r))return Ti[r].call(null,this)},triggerElectric:qt(function(r){ws(this,r)}),findPosH:function(r,i,E,k){var j=1;i<0&&(j=-1,i=-i);for(var H=pt(this.doc,r),z=0;z<i&&!(H=za(this.doc,H,j,E,k),H.hitSide);++z);return H},moveH:qt(function(r,i){var E=this;this.extendSelectionsBy(function(k){return E.display.shift||E.doc.extend||k.empty()?za(E.doc,k.head,r,i,E.options.rtlMoveVisually):r<0?k.from():k.to()},fe)}),deleteH:qt(function(r,i){var E=this.doc.sel,k=this.doc;E.somethingSelected()?k.replaceSelection("",null,"+delete"):Nn(this,function(j){var H=za(k,j.head,r,i,!1);return r<0?{from:H,to:j.head}:{from:j.head,to:H}})}),findPosV:function(r,i,E,k){var j=1,H=k;i<0&&(j=-1,i=-i);for(var z=pt(this.doc,r),q=0;q<i;++q){var re=Cr(this,z,"div");if(H==null?H=re.left:re.left=H,z=As(this,re,j,E),z.hitSide)break}return z},moveV:qt(function(r,i){var E=this,k=this.doc,j=[],H=!this.display.shift&&!k.extend&&k.sel.somethingSelected();if(k.extendSelectionsBy(function(q){if(H)return r<0?q.from():q.to();var re=Cr(E,q.head,"div");q.goalColumn!=null&&(re.left=q.goalColumn),j.push(re.left);var he=As(E,re,r,i);return i=="page"&&q==k.sel.primary()&&Ca(E,pa(E,he,"div").top-re.top),he},fe),j.length)for(var z=0;z<k.sel.ranges.length;z++)k.sel.ranges[z].goalColumn=j[z]}),findWordAt:function(r){var i=this.doc,E=nt(i,r.line).text,k=r.ch,j=r.ch;if(E){var H=this.getHelper(r,"wordChars");(r.sticky=="before"||j==E.length)&&k?--k:++j;for(var z=E.charAt(k),q=Re(z,H)?function(re){return Re(re,H)}:/\s/.test(z)?function(re){return/\s/.test(re)}:function(re){return!/\s/.test(re)&&!Re(re)};k>0&&q(E.charAt(k-1));)--k;for(;j<E.length&&q(E.charAt(j));)++j}return new Dt(Oe(r.line,k),Oe(r.line,j))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?N(this.display.cursorDiv,"CodeMirror-overwrite"):c(this.display.cursorDiv,"CodeMirror-overwrite"),be(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==P()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:qt(function(r,i){si(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Or(this)-this.display.barHeight,width:r.scrollWidth-Or(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:an(this)}},scrollIntoView:qt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Oe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:qt(function(r,i){var E=this,k=function(H){return typeof H=="number"||/^\d+$/.test(String(H))?H+"px":H};r!=null&&(this.display.wrapper.style.width=k(r)),i!=null&&(this.display.wrapper.style.height=k(i)),this.options.lineWrapping&&ao(this);var j=this.display.viewFrom;this.doc.iter(j,this.display.viewTo,function(H){if(H.widgets){for(var z=0;z<H.widgets.length;z++)if(H.widgets[z].noHScroll){Gr(E,j,"widget");break}}++j}),this.curOp.forceUpdate=!0,be(this,"refresh",this)}),operation:function(r){return cr(this,r)},startOperation:function(){return cn(this)},endOperation:function(){return fn(this)},refresh:qt(function(){var r=this.display.cachedTextHeight;or(this),this.curOp.forceUpdate=!0,ai(this),si(this,this.doc.scrollLeft,this.doc.scrollTop),Aa(this.display),(r==null||Math.abs(r-Dn(this.display))>.5||this.options.lineWrapping)&&xa(this),be(this,"refresh",this)}),swapDoc:qt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),ko(this,r),ai(this),this.display.input.reset(),si(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,zt(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ie(e),e.registerHelper=function(r,i,E){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=E},e.registerGlobalHelper=function(r,i,E,k){e.registerHelper(r,i,k),n[r]._global.push({pred:E,val:k})}}function za(e,t,n,r,i){var E=t,k=n,j=nt(e,t.line),H=i&&e.direction=="rtl"?-n:n;function z(){var $e=t.line+H;return $e<e.first||$e>=e.first+e.size?!1:(t=new Oe($e,t.ch,t.sticky),j=nt(e,$e))}function q($e){var Fe;if(r=="codepoint"){var qe=j.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(qe)?Fe=null:Fe=new Oe(t.line,Math.max(0,Math.min(j.text.length,t.ch+n*(qe>=55296&&qe<56320?2:1))),-n)}else i?Fe=kl(e.cm,j,t,n):Fe=Na(j,t,n);if(Fe==null)if(!$e&&z())t=Ba(i,e.cm,j,t.line,H);else return!1;else t=Fe;return!0}if(r=="char"||r=="codepoint")q();else if(r=="column")q(!0);else if(r=="word"||r=="group")for(var re=null,he=r=="group",ce=e.cm&&e.cm.getHelper(t,"wordChars"),xe=!0;!(n<0&&!q(!xe));xe=!1){var De=j.text.charAt(t.ch)||`
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`?"n":!he||/\s/.test(De)?null:"p";if(he&&!xe&&!Me&&(Me="s"),re&&re!=Me){n<0&&(n=1,q(),t.sticky="after");break}if(Me&&(re=Me),n>0&&!q(!xe))break}var Ue=Qi(e,t,E,k,!0);return zn(E,Ue)&&(Ue.hitSide=!0),Ue}function As(e,t,n,r){var i=e.doc,E=t.left,k;if(r=="page"){var j=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),H=Math.max(j-.5*Dn(e.display),3);k=(n>0?t.bottom:t.top)+n*H}else r=="line"&&(k=n>0?t.bottom+3:t.top-3);for(var z;!(z=va(e,E,k),!z.outside);){if(n<0?k<=0:k>=i.height){z.hitSide=!0;break}k+=n*5}return z}var At=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new ee,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};At.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Ls(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function E(j){for(var H=j.target;H;H=H.parentNode){if(H==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(H.className))break}return!1}ye(i,"paste",function(j){if(!E(j)||_e(r,j)||Ss(j,r))return;I<=11&&setTimeout(Wt(r,function(){return t.updateFromDOM()}),20)}),ye(i,"compositionstart",function(j){t.composing={data:j.data,done:!1}}),ye(i,"compositionupdate",function(j){t.composing||(t.composing={data:j.data,done:!1})}),ye(i,"compositionend",function(j){t.composing&&(j.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),ye(i,"touchstart",function(){return n.forceCompositionEnd()}),ye(i,"input",function(){t.composing||t.readFromDOMSoon()});function k(j){if(!E(j)||_e(r,j))return;if(r.somethingSelected())ra({lineWise:!1,text:r.getSelections()}),j.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var H=Cs(r);ra({lineWise:!0,text:H.text}),j.type=="cut"&&r.operation(function(){r.setSelections(H.ranges,0,ge),r.replaceSelection("",null,"cut")})}else return;if(j.clipboardData){j.clipboardData.clearData();var z=Dr.text.join(`
`);if(j.clipboardData.setData("Text",z),j.clipboardData.getData("Text")==z){j.preventDefault();return}}var q=Ds(),re=q.firstChild;r.display.lineSpace.insertBefore(q,r.display.lineSpace.firstChild),re.value=Dr.text.join(`
`);var he=document.activeElement;V(re),setTimeout(function(){r.display.lineSpace.removeChild(q),he.focus(),he==i&&n.showPrimarySelection()},50)}ye(i,"copy",k),ye(i,"cut",k)},At.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},At.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},At.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},At.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},At.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var E=na(t,e.anchorNode,e.anchorOffset),k=na(t,e.focusNode,e.focusOffset);if(E&&!E.bad&&k&&!k.bad&&ht(Zr(E,k),r)==0&&ht(yn(E,k),i)==0)return;var j=t.display.view,H=r.line>=t.display.viewFrom&&_s(t,r)||{node:j[0].measure.map[2],offset:0},z=i.line<t.display.viewTo&&_s(t,i);if(!z){var q=j[j.length-1].measure,re=q.maps?q.maps[q.maps.length-1]:q.map;z={node:re[re.length-1],offset:re[re.length-2]-re[re.length-3]}}if(!H||!z){e.removeAllRanges();return}var he=e.rangeCount&&e.getRangeAt(0),ce;try{ce=p(H.node,H.offset,z.offset,z.node)}catch(xe){}ce&&(!D&&t.state.focused?(e.collapse(H.node,H.offset),ce.collapsed||(e.removeAllRanges(),e.addRange(ce))):(e.removeAllRanges(),e.addRange(ce)),he&&e.anchorNode==null?e.addRange(he):D&&this.startGracePeriod()),this.rememberSelection()},At.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},At.prototype.showMultipleSelections=function(e){d(this.cm.display.cursorDiv,e.cursors),d(this.cm.display.selectionDiv,e.selection)},At.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},At.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return x(this.div,t)},At.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},At.prototype.blur=function(){this.div.blur()},At.prototype.getField=function(){return this.div},At.prototype.supportsTouch=function(){return!0},At.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():cr(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},At.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},At.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(u&&g&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=na(t,e.anchorNode,e.anchorOffset),r=na(t,e.focusNode,e.focusOffset);n&&r&&cr(t,function(){$t(t.doc,Vr(n,r),ge),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},At.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Oe(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Oe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var E,k,j;r.line==t.viewFrom||(E=ln(e,r.line))==0?(k=wt(t.view[0].line),j=t.view[0].node):(k=wt(t.view[E].line),j=t.view[E-1].node.nextSibling);var H=ln(e,i.line),z,q;if(H==t.view.length-1?(z=t.viewTo-1,q=t.lineDiv.lastChild):(z=wt(t.view[H+1].line)-1,q=t.view[H+1].node.previousSibling),!j)return!1;for(var re=e.doc.splitLines(tu(e,j,q,k,z)),he=Mr(e.doc,Oe(k,0),Oe(z,nt(e.doc,z).text.length));re.length>1&&he.length>1;)if(Ee(re)==Ee(he))re.pop(),he.pop(),z--;else if(re[0]==he[0])re.shift(),he.shift(),k++;else break;for(var ce=0,xe=0,De=re[0],Me=he[0],Ue=Math.min(De.length,Me.length);ce<Ue&&De.charCodeAt(ce)==Me.charCodeAt(ce);)++ce;for(var $e=Ee(re),Fe=Ee(he),qe=Math.min($e.length-(re.length==1?ce:0),Fe.length-(he.length==1?ce:0));xe<qe&&$e.charCodeAt($e.length-xe-1)==Fe.charCodeAt(Fe.length-xe-1);)++xe;if(re.length==1&&he.length==1&&k==r.line)for(;ce&&ce>r.ch&&$e.charCodeAt($e.length-xe-1)==Fe.charCodeAt(Fe.length-xe-1);)ce--,xe++;re[re.length-1]=$e.slice(0,$e.length-xe).replace(/^\u200b+/,""),re[0]=re[0].slice(ce).replace(/\u200b+$/,"");var ut=Oe(k,ce),st=Oe(z,he.length?Ee(he).length-xe:0);if(re.length>1||re[0]||ht(ut,st))return In(e.doc,re,ut,st,"+input"),!0},At.prototype.ensurePolled=function(){this.forceCompositionEnd()},At.prototype.reset=function(){this.forceCompositionEnd()},At.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},At.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},At.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&cr(this.cm,function(){return or(e.cm)})},At.prototype.setUneditable=function(e){e.contentEditable="false"},At.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||Wt(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},At.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},At.prototype.onContextMenu=function(){},At.prototype.resetPosition=function(){},At.prototype.needsContentAttribute=!0;function _s(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=nt(e.doc,t.line),i=eo(n,r,t.line),E=Ve(r,e.doc.direction),k="left";if(E){var j=Ke(E,t.ch);k=j%2?"right":"left"}var H=no(i.map,t.ch,k);return H.offset=H.collapse=="right"?H.end:H.start,H}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function jn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var E="",k=!1,j=e.doc.lineSeparator(),H=!1;function z(ce){return function(xe){return xe.id==ce}}function q(){k&&(E+=j,H&&(E+=j),k=H=!1)}function re(ce){ce&&(q(),E+=ce)}function he(ce){if(ce.nodeType==1){var xe=ce.getAttribute("cm-text");if(xe){re(xe);return}var De=ce.getAttribute("cm-marker"),Me;if(De){var Ue=e.findMarks(Oe(r,0),Oe(i+1,0),z(+De));Ue.length&&(Me=Ue[0].find(0))&&re(Mr(e.doc,Me.from,Me.to).join(j));return}if(ce.getAttribute("contenteditable")=="false")return;var $e=/^(pre|div|p|li|table|br)$/i.test(ce.nodeName);if(!/^br$/i.test(ce.nodeName)&&ce.textContent.length==0)return;$e&&q();for(var Fe=0;Fe<ce.childNodes.length;Fe++)he(ce.childNodes[Fe]);/^(pre|p)$/i.test(ce.nodeName)&&(H=!0),$e&&(k=!0)}else ce.nodeType==3&&re(ce.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(he(t),t==n);)t=t.nextSibling,H=!1;return E}function na(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return jn(e.clipPos(Oe(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var E=e.display.view[i];if(E.node==r)return ru(E,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!x(r,t))return jn(Oe(wt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var E=e.rest?Ee(e.rest):e.line;return jn(Oe(wt(E),E.text.length),i)}var k=t.nodeType==3?t:null,j=t;for(!k&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(k=t.firstChild,n&&(n=k.nodeValue.length));j.parentNode!=r;)j=j.parentNode;var H=e.measure,z=H.maps;function q(Me,Ue,$e){for(var Fe=-1;Fe<(z?z.length:0);Fe++)for(var qe=Fe<0?H.map:z[Fe],ut=0;ut<qe.length;ut+=3){var st=qe[ut+2];if(st==Me||st==Ue){var yt=wt(Fe<0?e.line:e.rest[Fe]),Ot=qe[ut]+$e;return($e<0||st!=Me)&&(Ot=qe[ut+($e?1:0)]),Oe(yt,Ot)}}}var re=q(k,j,n);if(re)return jn(re,i);for(var he=j.nextSibling,ce=k?k.nodeValue.length-n:0;he;he=he.nextSibling){if(re=q(he,he.firstChild,0),re)return jn(Oe(re.line,re.ch-ce),i);ce+=he.textContent.length}for(var xe=j.previousSibling,De=n;xe;xe=xe.previousSibling){if(re=q(xe,xe.firstChild,-1),re)return jn(Oe(re.line,re.ch+De),i);De+=xe.textContent.length}}var Ut=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new ee,this.hasSelection=!1,this.composing=null};Ut.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),y&&(i.style.width="0px"),ye(i,"input",function(){F&&I>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),ye(i,"paste",function(k){if(_e(r,k)||Ss(k,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function E(k){if(_e(r,k))return;if(r.somethingSelected())ra({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var j=Cs(r);ra({lineWise:!0,text:j.text}),k.type=="cut"?r.setSelections(j.ranges,null,ge):(n.prevInput="",i.value=j.text.join(`
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`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Ut.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Ut.prototype.onKeyPress=function(){F&&I>=9&&(this.hasSelection=null),this.fastPoll()},Ut.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var E=sn(n,e),k=r.scroller.scrollTop;if(!E||T)return;var j=n.options.resetSelectionOnContextMenu;j&&n.doc.sel.contains(E)==-1&&Wt(n,$t)(n.doc,Vr(E),ge);var H=i.style.cssText,z=t.wrapper.style.cssText,q=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-q.top-5)+"px; left: "+(e.clientX-q.left-5)+`px;
      z-index: 1000; background: `+(F?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var re;R&&(re=window.scrollY),r.input.focus(),R&&window.scrollTo(null,re),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=ce,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function he(){if(i.selectionStart!=null){var De=n.somethingSelected(),Me="\u200B"+(De?i.value:"");i.value="\u21DA",i.value=Me,t.prevInput=De?"":"\u200B",i.selectionStart=1,i.selectionEnd=Me.length,r.selForContextMenu=n.doc.sel}}function ce(){if(t.contextMenuPending!=ce)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=z,i.style.cssText=H,F&&I<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=k),i.selectionStart!=null){(!F||F&&I<9)&&he();var 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v(){return{cueHandler:u.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function c(d,a){if((a.liveSyncDurationCount||a.liveMaxLatencyDurationCount)&&(a.liveSyncDuration||a.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(a.liveMaxLatencyDurationCount!==void 0&&(a.liveSyncDurationCount===void 0||a.liveMaxLatencyDurationCount<=a.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(a.liveMaxLatencyDuration!==void 0&&(a.liveSyncDuration===void 0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return l({},d,a)}function f(d){var a=d.loader;if(a!==y.default&&a!==S.default)s.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),d.progressive=!1;else{var b=Object(y.fetchSupported)();b&&(d.loader=y.default,d.progressive=!0,d.enableSoftwareAES=!0,s.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/polyfills/number.ts"),M=D("./src/utils/ewma-bandwidth-estimator.ts"),O=D("./src/events.ts"),F=D("./src/utils/buffer-helper.ts"),I=D("./src/errors.ts"),R=D("./src/types/loader.ts"),_=D("./src/utils/logger.ts");function g(L,S){for(var y=0;y<S.length;y++){var u=S[y];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(L,u.key,u)}}function T(L,S,y){return S&&g(L.prototype,S),y&&g(L,y),L}var A=function(){function L(y){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=y;var u=y.config;this.bwEstimator=new M.default(u.abrEwmaSlowVoD,u.abrEwmaFastVoD,u.abrEwmaDefaultEstimate),this.registerListeners()}var S=L.prototype;return S.registerListeners=function(){var u=this.hls;u.on(O.Events.FRAG_LOADING,this.onFragLoading,this),u.on(O.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(O.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var u=this.hls;u.off(O.Events.FRAG_LOADING,this.onFragLoading,this),u.off(O.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(O.Events.ERROR,this.onError,this)},S.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},S.onFragLoading=function(u,o){var s=o.frag;if(s.type===R.PlaylistLevelType.MAIN&&!this.timer){var l;this.fragCurrent=s,this.partCurrent=(l=o.part)!=null?l:null,this.timer=self.setInterval(this.onCheck,100)}},S.onLevelLoaded=function(u,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},S._abandonRulesCheck=function(){var u=this.fragCurrent,o=this.partCurrent,s=this.hls,l=s.autoLevelEnabled,w=s.config,m=s.media;if(!u||!m)return;var h=o?o.stats:u.stats,C=o?o.duration:u.duration;if(h.aborted){_.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!l||m.paused||!m.playbackRate||!m.readyState)return;var v=performance.now()-h.loading.start,c=Math.abs(m.playbackRate);if(v<=500*C/c)return;var f=s.levels,d=s.minAutoLevel,a=f[u.level],b=h.total||Math.max(h.loaded,Math.round(C*a.maxBitrate/8)),p=Math.max(1,h.bwEstimate?h.bwEstimate/8:h.loaded*1e3/v),x=(b-h.loaded)/p,P=m.currentTime,N=(F.BufferHelper.bufferInfo(m,P,w.maxBufferHole).end-P)/c;if(N>=2*C/c||x<=N)return;var K=Number.POSITIVE_INFINITY,V;for(V=u.level-1;V>d;V--){var B=f[V].maxBitrate;if(K=C*B/(8*.8*p),K<N)break}if(K>=x)return;var U=this.bwEstimator.getEstimate();_.logger.warn("Fragment "+u.sn+(o?" part "+o.index:"")+" of level "+u.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+V+`
      Current BW estimate: `+(Object(W.isFiniteNumber)(U)?(U/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+x.toFixed(3)+` s
      Estimated load time for the next fragment: `+K.toFixed(3)+` s
      Time to underbuffer: `+N.toFixed(3)+" s"),s.nextLoadLevel=V,this.bwEstimator.sample(v,h.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),s.trigger(O.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:o,stats:h})},S.onFragLoaded=function(u,o){var s=o.frag,l=o.part;if(s.type===R.PlaylistLevelType.MAIN&&Object(W.isFiniteNumber)(s.sn)){var w=l?l.stats:s.stats,m=l?l.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var h=this.hls.levels[s.level],C=(h.loaded?h.loaded.bytes:0)+w.loaded,v=(h.loaded?h.loaded.duration:0)+m;h.loaded={bytes:C,duration:v},h.realBitrate=Math.round(8*C/v)}if(s.bitrateTest){var c={stats:w,frag:s,part:l,id:s.type};this.onFragBuffered(O.Events.FRAG_BUFFERED,c),s.bitrateTest=!1}}},S.onFragBuffered=function(u,o){var s=o.frag,l=o.part,w=l?l.stats:s.stats;if(w.aborted)return;if(s.type!==R.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var m=w.parsing.end-w.loading.start;this.bwEstimator.sample(m,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=m/1e3:this.bitrateTestDelay=0},S.onError=function(u,o){switch(o.details){case I.ErrorDetails.FRAG_LOAD_ERROR:case I.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},S.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},S.getNextABRAutoLevel=function(){var u=this.fragCurrent,o=this.partCurrent,s=this.hls,l=s.maxAutoLevel,w=s.config,m=s.minAutoLevel,h=s.media,C=o?o.duration:u?u.duration:0,v=h?h.currentTime:0,c=h&&h.playbackRate!==0?Math.abs(h.playbackRate):1,f=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,d=(F.BufferHelper.bufferInfo(h,v,w.maxBufferHole).end-v)/c,a=this.findBestLevel(f,m,l,d,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(a>=0)return a;_.logger.trace((d?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var b=C?Math.min(C,w.maxStarvationDelay):w.maxStarvationDelay,p=w.abrBandWidthFactor,x=w.abrBandWidthUpFactor;if(!d){var P=this.bitrateTestDelay;if(P){var N=C?Math.min(C,w.maxLoadingDelay):w.maxLoadingDelay;b=N-P,_.logger.trace("bitrate test took "+Math.round(1e3*P)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*b)+" ms"),p=x=1}}return a=this.findBestLevel(f,m,l,d+b,p,x),Math.max(a,0)},S.findBestLevel=function(u,o,s,l,w,m){for(var h,C=this.fragCurrent,v=this.partCurrent,c=this.lastLoadedFragLevel,f=this.hls.levels,d=f[c],a=!!(d!=null&&(h=d.details)!==null&&h!==void 0&&h.live),b=d==null?void 0:d.codecSet,p=v?v.duration:C?C.duration:0,x=s;x>=o;x--){var P=f[x];if(!P||b&&P.codecSet!==b)continue;var N=P.details,K=(v?N==null?void 0:N.partTarget:N==null?void 0:N.averagetargetduration)||p,V=void 0;x<=c?V=w*u:V=m*u;var B=f[x].maxBitrate,U=B*K/V;if(_.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+x+"/"+Math.round(V)+"/"+B+"/"+K+"/"+l+"/"+U),V>B&&(!U||a&&!this.bitrateTestDelay||U<l))return x}return-1},T(L,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,o=this.bwEstimator;if(u!==-1&&(!o||!o.canEstimate()))return u;var s=this.getNextABRAutoLevel();return u!==-1&&(s=Math.min(u,s)),s},set:function(u){this._nextAutoLevel=u}}]),L}();G.default=A},"./src/controller/audio-stream-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/polyfills/number.ts"),M=D("./src/controller/base-stream-controller.ts"),O=D("./src/events.ts"),F=D("./src/utils/buffer-helper.ts"),I=D("./src/controller/fragment-tracker.ts"),R=D("./src/types/level.ts"),_=D("./src/types/loader.ts"),g=D("./src/loader/fragment.ts"),T=D("./src/demux/chunk-cache.ts"),A=D("./src/demux/transmuxer-interface.ts"),L=D("./src/types/transmuxer.ts"),S=D("./src/controller/fragment-finders.ts"),y=D("./src/utils/discontinuities.ts"),u=D("./src/errors.ts"),o=D("./src/utils/logger.ts");function s(){return s=Object.assign||function(C){for(var v=1;v<arguments.length;v++){var c=arguments[v];for(var f in c)Object.prototype.hasOwnProperty.call(c,f)&&(C[f]=c[f])}return C},s.apply(this,arguments)}function l(C,v){C.prototype=Object.create(v.prototype),C.prototype.constructor=C,w(C,v)}function w(C,v){return w=Object.setPrototypeOf||function(f,d){return f.__proto__=d,f},w(C,v)}var m=100,h=function(C){l(v,C);function v(f,d){var a;return a=C.call(this,f,d,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var c=v.prototype;return c.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},c._registerListeners=function(){var d=this.hls;d.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(O.Events.ERROR,this.onError,this),d.on(O.Events.BUFFER_RESET,this.onBufferReset,this),d.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),d.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c._unregisterListeners=function(){var d=this.hls;d.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(O.Events.ERROR,this.onError,this),d.off(O.Events.BUFFER_RESET,this.onBufferReset,this),d.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),d.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},c.onInitPtsFound=function(d,a){var b=a.frag,p=a.id,x=a.initPTS;if(p==="main"){var P=b.cc;this.initPTS[b.cc]=x,this.log("InitPTS for cc: "+P+" found from main: "+x),this.videoTrackCC=P,this.state===M.State.WAITING_INIT_PTS&&this.tick()}},c.startLoad=function(d){if(!this.levels){this.startPosition=d,this.state=M.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(m),this.fragLoadError=0,a>0&&d===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=M.State.IDLE):(this.loadedmetadata=!1,this.state=M.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=d,this.tick()},c.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_TRACK:{var d,a=this.levels,b=this.trackId,p=a==null||((d=a[b])===null||d===void 0)?void 0:d.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=M.State.WAITING_INIT_PTS}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var x,P=performance.now(),N=this.retryDate;(!N||P>=N||(x=this.media)!==null&&x!==void 0&&x.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=M.State.IDLE);break}case M.State.WAITING_INIT_PTS:{var K=this.waitingData;if(K){var V=K.frag,B=K.part,U=K.cache,Y=K.complete;if(this.initPTS[V.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.FRAG_LOADING;var ee=U.flush(),oe={frag:V,part:B,payload:ee,networkDetails:null};this._handleFragmentLoadProgress(oe),Y&&C.prototype._handleFragmentLoadComplete.call(this,oe)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+V.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var de=this.getLoadPosition(),Te=F.BufferHelper.bufferInfo(this.mediaBuffer,de,this.config.maxBufferHole),ge=Object(S.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,V);ge<0&&(o.logger.log("Waiting fragment cc ("+V.cc+") @ "+V.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=M.State.IDLE}}this.onTickEnd()},c.clearWaitingFragment=function(){var d=this.waitingData;d&&(this.fragmentTracker.removeFragment(d.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=M.State.IDLE)},c.onTickEnd=function(){var d=this.media;if(!d||!d.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:d,b=a.buffered;!this.loadedmetadata&&b.length&&(this.loadedmetadata=!0),this.lastCurrentTime=d.currentTime},c.doTickIdle=function(){var d,a,b=this.hls,p=this.levels,x=this.media,P=this.trackId,N=b.config;if(!p||!p[P])return;if(!x&&(this.startFragRequested||!N.startFragPrefetch))return;var K=p[P],V=K.details;if(!V||V.live&&this.levelLastLoaded!==P||this.waitForCdnTuneIn(V)){this.state=M.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,g.ElementaryStreamTypes.AUDIO,_.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,_.PlaylistLevelType.AUDIO);if(B===null)return;var U=B.len,Y=this.getMaxBufferLength(),ee=this.audioSwitch;if(U>=Y&&!ee)return;if(!ee&&this._streamEnded(B,V)){b.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=M.State.ENDED;return}var oe=V.fragments,de=oe[0].start,Te=B.end;if(ee){var ge=this.getLoadPosition();Te=ge,V.PTSKnown&&ge<de&&((B.end>de||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),x.currentTime=de+.05))}var pe=this.getNextFragment(Te,V);if(!pe){this.bufferFlushed=!0;return}((d=pe.decryptdata)===null||d===void 0?void 0:d.keyFormat)==="identity"&&!((a=pe.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(pe,V):this.loadFragment(pe,V,Te)},c.getMaxBufferLength=function(){var d=C.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,_.PlaylistLevelType.MAIN);return a===null?d:Math.max(d,a.len)},c.onMediaDetaching=function(){this.videoBuffer=null,C.prototype.onMediaDetaching.call(this)},c.onAudioTracksUpdated=function(d,a){var b=a.audioTracks;this.resetTransmuxer(),this.levels=b.map(function(p){return new R.Level(p)})},c.onAudioTrackSwitching=function(d,a){var b=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),b?this.setInterval(m):this.resetTransmuxer(),b?(this.audioSwitch=!0,this.state=M.State.IDLE):this.state=M.State.STOPPED,this.tick()},c.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},c.onLevelLoaded=function(d,a){this.mainDetails=a.details},c.onAudioTrackLoaded=function(d,a){var b,p=this.levels,x=a.details,P=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+P);return}this.log("Track "+P+" loaded ["+x.startSN+","+x.endSN+"],duration:"+x.totalduration);var N=p[P],K=0;if(x.live||(b=N.details)!==null&&b!==void 0&&b.live){var V=this.mainDetails;if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed||!V)return;!N.details&&x.hasProgramDateTime&&V.hasProgramDateTime?(Object(y.alignMediaPlaylistByPDT)(x,V),K=x.fragments[0].start):K=this.alignPlaylists(x,N.details)}N.details=x,this.levelLastLoaded=P,!this.startFragRequested&&(this.mainDetails||!x.live)&&this.setStartPosition(N.details,K),this.state===M.State.WAITING_TRACK&&!this.waitForCdnTuneIn(x)&&(this.state=M.State.IDLE),this.tick()},c._handleFragmentLoadProgress=function(d){var a,b=d.frag,p=d.part,x=d.payload,P=this.config,N=this.trackId,K=this.levels;if(!K){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+b.sn+" of level "+b.level+" will not be buffered");return}var V=K[N];console.assert(V,"Audio track is defined on fragment load progress");var B=V.details;console.assert(B,"Audio track details are defined on fragment load progress");var U=P.defaultAudioCodec||V.audioCodec||"mp4a.40.2",Y=this.transmuxer;Y||(Y=this.transmuxer=new A.default(this.hls,_.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var ee=this.initPTS[b.cc],oe=(a=b.initSegment)===null||a===void 0?void 0:a.data;if(ee!==void 0){var de=!1,Te=p?p.index:-1,ge=Te!==-1,pe=new L.ChunkMetadata(b.level,b.sn,b.stats.chunkCount,x.byteLength,Te,ge);Y.push(x,oe,U,"",b,p,B.totalduration,de,pe,ee)}else{o.logger.log("Unknown video PTS for cc "+b.cc+", waiting for video PTS before demuxing audio frag "+b.sn+" of ["+B.startSN+" ,"+B.endSN+"],track "+N);var fe=this.waitingData=this.waitingData||{frag:b,part:p,cache:new T.default,complete:!1},me=fe.cache;me.push(new Uint8Array(x)),this.waitingVideoCC=this.videoTrackCC,this.state=M.State.WAITING_INIT_PTS}},c._handleFragmentLoadComplete=function(d){if(this.waitingData){this.waitingData.complete=!0;return}C.prototype._handleFragmentLoadComplete.call(this,d)},c.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},c.onBufferCreated=function(d,a){var b=a.tracks.audio;b&&(this.mediaBuffer=b.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},c.onFragBuffered=function(d,a){var b=a.frag,p=a.part;if(b.type!==_.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(b)){this.warn("Fragment "+b.sn+(p?" p: "+p.index:"")+" of level "+b.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}b.sn!=="initSegment"&&(this.fragPrevious=b,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(b,p)},c.onError=function(d,a){switch(a.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.PlaylistLevelType.AUDIO,a);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==M.State.ERROR&&this.state!==M.State.STOPPED&&(this.state=a.fatal?M.State.ERROR:M.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case u.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var b=!0,p=this.getFwdBufferInfo(this.mediaBuffer,_.PlaylistLevelType.AUDIO);p&&p.len>.5&&(b=!this.reduceMaxBufferLength(p.len)),b&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},c.onBufferFlushed=function(d,a){var b=a.type;b===g.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},c._handleTransmuxComplete=function(d){var a,b="audio",p=this.hls,x=d.remuxResult,P=d.chunkMeta,N=this.getCurrentContext(P);if(!N){this.warn("The loading context changed while buffering fragment "+P.sn+" of level "+P.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(P.level);return}var K=N.frag,V=N.part,B=x.audio,U=x.text,Y=x.id3,ee=x.initSegment;if(this.fragContextChanged(K))return;if(this.state=M.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),ee!=null&&ee.tracks&&(this._bufferInitSegment(ee.tracks,K,P),p.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:K,id:b,tracks:ee.tracks})),B){var oe=B.startPTS,de=B.endPTS,Te=B.startDTS,ge=B.endDTS;V&&(V.elementaryStreams[g.ElementaryStreamTypes.AUDIO]={startPTS:oe,endPTS:de,startDTS:Te,endDTS:ge}),K.setElementaryStreamInfo(g.ElementaryStreamTypes.AUDIO,oe,de,Te,ge),this.bufferFragmentData(B,K,V,P)}if(Y!=null&&(a=Y.samples)!==null&&a!==void 0&&a.length){var pe=s({frag:K,id:b},Y);p.trigger(O.Events.FRAG_PARSING_METADATA,pe)}if(U){var fe=s({frag:K,id:b},U);p.trigger(O.Events.FRAG_PARSING_USERDATA,fe)}},c._bufferInitSegment=function(d,a,b){if(this.state!==M.State.PARSING)return;d.video&&delete d.video;var p=d.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(O.Events.BUFFER_CODECS,d);var x=p.initSegment;if(x!=null&&x.byteLength){var P={type:"audio",frag:a,part:null,chunkMeta:b,parent:a.type,data:x};this.hls.trigger(O.Events.BUFFER_APPENDING,P)}this.tick()},c.loadFragment=function(d,a,b){var p=this.fragmentTracker.getState(d);this.fragCurrent=d,(this.audioSwitch||p===I.FragmentState.NOT_LOADED||p===I.FragmentState.PARTIAL)&&(d.sn==="initSegment"?this._loadInitSegment(d):a.live&&!Object(W.isFiniteNumber)(this.initPTS[d.cc])?(this.log("Waiting for video PTS in continuity counter "+d.cc+" of live stream before loading audio fragment "+d.sn+" of level "+this.trackId),this.state=M.State.WAITING_INIT_PTS):(this.startFragRequested=!0,C.prototype.loadFragment.call(this,d,a,b)))},c.completeAudioSwitch=function(){var d=this.hls,a=this.media,b=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,d.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:b})},v}(M.default);G.default=h},"./src/controller/audio-track-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/events.ts"),M=D("./src/errors.ts"),O=D("./src/controller/base-playlist-controller.ts"),F=D("./src/types/loader.ts");function I(A,L){for(var S=0;S<L.length;S++){var y=L[S];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(A,y.key,y)}}function R(A,L,S){return L&&I(A.prototype,L),S&&I(A,S),A}function _(A,L){A.prototype=Object.create(L.prototype),A.prototype.constructor=A,g(A,L)}function g(A,L){return g=Object.setPrototypeOf||function(y,u){return y.__proto__=u,y},g(A,L)}var T=function(A){_(L,A);function L(y){var u;return u=A.call(this,y,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var S=L.prototype;return S.registerListeners=function(){var u=this.hls;u.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(W.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var u=this.hls;u.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(W.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(W.Events.ERROR,this.onError,this)},S.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,A.prototype.destroy.call(this)},S.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},S.onManifestParsed=function(u,o){this.tracks=o.audioTracks||[]},S.onAudioTrackLoaded=function(u,o){var s=o.id,l=o.details,w=this.tracksInGroup[s];if(!w){this.warn("Invalid audio track id "+s);return}var m=w.details;w.details=o.details,this.log("audioTrack "+s+" loaded ["+l.startSN+"-"+l.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,m))},S.onLevelLoading=function(u,o){this.switchLevel(o.level)},S.onLevelSwitching=function(u,o){this.switchLevel(o.level)},S.switchLevel=function(u){var o=this.hls.levels[u];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var l=this.tracks.filter(function(m){return!s||m.groupId===s});this.selectDefaultTrack&&!l.some(function(m){return m.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var w={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(W.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},S.onError=function(u,o){if(A.prototype.onError.call(this,u,o),o.fatal||!o.context)return;o.context.type===F.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},S.setAudioTrack=function(u){var o=this.tracksInGroup;if(u<0||u>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+u);var l=o[u],w=l.id,m=l.groupId,h=m===void 0?"":m,C=l.name,v=l.type,c=l.url;if(this.trackId=u,this.trackName=C,this.selectDefaultTrack=!1,this.hls.trigger(W.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:h,name:C,type:v,url:c}),l.details&&!l.details.live)return;var f=this.switchParams(l.url,s==null?void 0:s.details);this.loadPlaylist(f)},S.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},S.findTrackId=function(u){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var l=o[s];if((!this.selectDefaultTrack||l.default)&&(!u||u===l.name))return l.id}return-1},S.loadPlaylist=function(u){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,l=o.groupId,w=o.url;if(u)try{w=u.addDirectives(w)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(W.Events.AUDIO_TRACK_LOADING,{url:w,id:s,groupId:l,deliveryDirectives:u||null})}},R(L,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),L}(O.default);G.default=T},"./src/controller/base-playlist-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return R});var W=D("./src/polyfills/number.ts"),M=D("./src/types/level.ts"),O=D("./src/controller/level-helper.ts"),F=D("./src/utils/logger.ts"),I=D("./src/errors.ts"),R=function(){function _(T,A){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=F.logger.log.bind(F.logger,A+":"),this.warn=F.logger.warn.bind(F.logger,A+":"),this.hls=T}var g=_.prototype;return g.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},g.onError=function(A,L){L.fatal&&L.type===I.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},g.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},g.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},g.stopLoad=function(){this.canLoad=!1,this.clearTimer()},g.switchParams=function(A,L){var S=L==null?void 0:L.renditionReports;if(S)for(var y=0;y<S.length;y++){var u=S[y],o=""+u.URI;if(o===A.substr(-o.length)){var s=parseInt(u["LAST-MSN"]),l=parseInt(u["LAST-PART"]);if(L&&this.hls.config.lowLatencyMode){var w=Math.min(L.age-L.partTarget,L.targetduration);l!==void 0&&w>L.partTarget&&(l+=1)}if(Object(W.isFiniteNumber)(s))return new M.HlsUrlParameters(s,Object(W.isFiniteNumber)(l)?l:void 0,M.HlsSkip.No)}}},g.loadPlaylist=function(A){},g.shouldLoadTrack=function(A){return this.canLoad&&A&&!!A.url&&(!A.details||A.details.live)},g.playlistLoaded=function(A,L,S){var y=this,u=L.details,o=L.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(u.advancedDateTime=Date.now()-s,u.live||S!=null&&S.live){if(u.reloaded(S),S&&this.log("live playlist "+A+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),S&&u.fragments.length>0&&Object(O.mergeDetails)(S,u),!this.canLoad||!u.live)return;var l,w=void 0,m=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var h=this.hls.config.lowLatencyMode,C=u.lastPartSn,v=u.endSN,c=u.lastPartIndex,f=c!==-1,d=C===v,a=h?0:c;f?(w=d?v+1:C,m=d?a:c+1):w=v+1;var b=u.age,p=b+u.ageHeader,x=Math.min(p-u.partTarget,u.targetduration*1.5);if(x>0){if(S&&x>S.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+S.tuneInGoal+" to: "+x+" with playlist age: "+u.age),x=0;else{var P=Math.floor(x/u.targetduration);if(w+=P,m!==void 0){var N=Math.round(x%u.targetduration/u.partTarget);m+=N}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+b.toFixed(2)+"s goal: "+x+" skip sn "+P+" to part "+m)}u.tuneInGoal=x}if(l=this.getDeliveryDirectives(u,L.deliveryDirectives,w,m),h||!d){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(u,L.deliveryDirectives,w,m);var K=Object(O.computeReloadInterval)(u,o);w!==void 0&&u.canBlockReload&&(K-=u.partTarget||1),this.log("reload live playlist "+A+" in "+Math.round(K)+" ms"),this.timer=self.setTimeout(function(){return y.loadPlaylist(l)},K)}else this.clearTimer()},g.getDeliveryDirectives=function(A,L,S,y){var u=Object(M.getSkipValue)(A,S);return L!=null&&L.skip&&A.deltaUpdateFailed&&(S=L.msn,y=L.part,u=M.HlsSkip.No),new M.HlsUrlParameters(S,y,u)},g.retryLoadingOrFail=function(A){var L=this,S=this.hls.config,y=this.retryCount<S.levelLoadingMaxRetry;if(y){var u;if(this.retryCount++,A.details.indexOf("LoadTimeOut")>-1&&(u=A.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+A.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*S.levelLoadingRetryDelay,S.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return L.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+A.details+'"')}}else this.warn('cannot recover from error "'+A.details+'"'),this.clearTimer(),A.fatal=!0;return y},_}()},"./src/controller/base-stream-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"State",function(){return v}),D.d(G,"default",function(){return c});var W=D("./src/polyfills/number.ts"),M=D("./src/task-loop.ts"),O=D("./src/controller/fragment-tracker.ts"),F=D("./src/utils/buffer-helper.ts"),I=D("./src/utils/logger.ts"),R=D("./src/events.ts"),_=D("./src/errors.ts"),g=D("./src/types/transmuxer.ts"),T=D("./src/utils/mp4-tools.ts"),A=D("./src/utils/discontinuities.ts"),L=D("./src/controller/fragment-finders.ts"),S=D("./src/controller/level-helper.ts"),y=D("./src/loader/fragment-loader.ts"),u=D("./src/crypt/decrypter.ts"),o=D("./src/utils/time-ranges.ts"),s=D("./src/types/loader.ts");function l(f,d){for(var a=0;a<d.length;a++){var b=d[a];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(f,b.key,b)}}function w(f,d,a){return d&&l(f.prototype,d),a&&l(f,a),f}function m(f){if(f===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return f}function h(f,d){f.prototype=Object.create(d.prototype),f.prototype.constructor=f,C(f,d)}function C(f,d){return C=Object.setPrototypeOf||function(b,p){return b.__proto__=p,b},C(f,d)}var v={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},c=function(f){h(d,f);function d(b,p,x){var P;return P=f.call(this)||this,P.hls=void 0,P.fragPrevious=null,P.fragCurrent=null,P.fragmentTracker=void 0,P.transmuxer=null,P._state=v.STOPPED,P.media=void 0,P.mediaBuffer=void 0,P.config=void 0,P.bitrateTest=!1,P.lastCurrentTime=0,P.nextLoadPosition=0,P.startPosition=0,P.loadedmetadata=!1,P.fragLoadError=0,P.retryDate=0,P.levels=null,P.fragmentLoader=void 0,P.levelLastLoaded=null,P.startFragRequested=!1,P.decrypter=void 0,P.initPTS=[],P.onvseeking=null,P.onvended=null,P.logPrefix="",P.log=void 0,P.warn=void 0,P.logPrefix=x,P.log=I.logger.log.bind(I.logger,x+":"),P.warn=I.logger.warn.bind(I.logger,x+":"),P.hls=b,P.fragmentLoader=new y.default(b.config),P.fragmentTracker=p,P.config=b.config,P.decrypter=new u.default(b,b.config),b.on(R.Events.KEY_LOADED,P.onKeyLoaded,m(P)),P}var a=d.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=v.STOPPED},a._streamEnded=function(p,x){var P=this.fragCurrent,N=this.fragmentTracker;if(!x.live&&P&&P.sn===x.endSN&&!p.nextStart){var K=N.getState(P);return K===O.FragmentState.PARTIAL||K===O.FragmentState.OK}return!1},a.onMediaAttached=function(p,x){var P=this.media=this.mediaBuffer=x.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),P.addEventListener("seeking",this.onvseeking),P.addEventListener("ended",this.onvended);var N=this.config;this.levels&&N.autoStartLoad&&this.state===v.STOPPED&&this.startLoad(N.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.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 p=this.config,x=this.fragCurrent,P=this.media,N=this.mediaBuffer,K=this.state,V=P?P.currentTime:0,B=F.BufferHelper.bufferInfo(N||P,V,p.maxBufferHole);if(this.log("media seeking to "+(Object(W.isFiniteNumber)(V)?V.toFixed(3):V)+", state: "+K),K===v.ENDED)this.resetLoadingState();else if(x&&!B.len){var U=p.maxFragLookUpTolerance,Y=x.start-U,ee=x.start+x.duration+U,oe=V>ee;(V<Y||oe)&&(oe&&x.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),x.loader.abort()),this.resetLoadingState())}P&&(this.lastCurrentTime=V),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=V),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(p,x){if(this.state!==v.KEY_LOADING||x.frag!==this.fragCurrent||!this.levels)return;this.state=v.IDLE;var P=this.levels[x.frag.level].details;P&&this.loadFragment(x.frag,P,x.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),f.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=v.STOPPED,this.hls.off(R.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,f.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,x){this.log("Loading key for "+p.sn+" of ["+x.startSN+"-"+x.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=v.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(R.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,x,P){this._loadFragForPlayback(p,x,P)},a._loadFragForPlayback=function(p,x,P){var N=this,K=function(B){if(N.fragContextChanged(p)){N.warn("Fragment "+p.sn+(B.part?" p: "+B.part.index:"")+" of level "+p.level+" was dropped during download."),N.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,N._handleFragmentLoadProgress(B)};this._doFragLoad(p,x,P,K).then(function(V){if(!V)return;N.fragLoadError=0;var B=N.state;if(N.fragContextChanged(p)){(B===v.FRAG_LOADING||B===v.BACKTRACKING||!N.fragCurrent&&B===v.PARSING)&&(N.fragmentTracker.removeFragment(p),N.state=v.IDLE);return}if("payload"in V&&(N.log("Loaded fragment "+p.sn+" of level "+p.level),N.hls.trigger(R.Events.FRAG_LOADED,V),N.state===v.BACKTRACKING)){N.fragmentTracker.backtrack(p,V),N.resetFragmentLoading(p);return}N._handleFragmentLoadComplete(V)}).catch(function(V){N.warn(V),N.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,x,P){if(P===void 0&&(P=null),!(p-x))return;var N={startOffset:p,endOffset:x,type:P};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,N)},a._loadInitSegment=function(p){var x=this;this._doFragLoad(p).then(function(P){if(!P||x.fragContextChanged(p)||!x.levels)throw new Error("init load aborted");return P}).then(function(P){var N=x.hls,K=P.payload,V=p.decryptdata;if(K&&K.byteLength>0&&V&&V.key&&V.iv&&V.method==="AES-128"){var B=self.performance.now();return x.decrypter.webCryptoDecrypt(new Uint8Array(K),V.key.buffer,V.iv.buffer).then(function(U){var Y=self.performance.now();return N.trigger(R.Events.FRAG_DECRYPTED,{frag:p,payload:U,stats:{tstart:B,tdecrypt:Y}}),P.payload=U,P})}return P}).then(function(P){var N=x.fragCurrent,K=x.hls,V=x.levels;if(!V)throw new Error("init load aborted, missing levels");var B=V[p.level].details;console.assert(B,"Level details are defined when init segment is loaded");var U=p.stats;x.state=v.IDLE,x.fragLoadError=0,p.data=new Uint8Array(P.payload),U.parsing.start=U.buffering.start=self.performance.now(),U.parsing.end=U.buffering.end=self.performance.now(),P.frag===N&&K.trigger(R.Events.FRAG_BUFFERED,{stats:U,frag:N,part:null,id:p.type}),x.tick()}).catch(function(P){x.warn(P),x.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var x=this.fragCurrent;return!p||!x||p.level!==x.level||p.sn!==x.sn||p.urlId!==x.urlId},a.fragBufferedComplete=function(p,x){var P=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(x?" part: "+x.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(F.BufferHelper.getBuffered(P))),this.state=v.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var x=this.transmuxer;if(!x)return;var P=p.frag,N=p.part,K=p.partsLoaded,V=!K||K.length===0||K.some(function(U){return!U}),B=new g.ChunkMetadata(P.level,P.sn,P.stats.chunkCount+1,0,N?N.index:-1,!V);x.flush(B)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,x,P,N){var K=this;if(P===void 0&&(P=null),!this.levels)throw new Error("frag load aborted, missing levels");if(P=Math.max(p.start,P||0),this.config.lowLatencyMode&&x){var V=x.partList;if(V&&N){P>p.end&&x.fragmentHint&&(p=x.fragmentHint);var B=this.getNextPart(V,p,P);if(B>-1){var U=V[B];return this.log("Loading part sn: "+p.sn+" p: "+U.index+" cc: "+p.cc+" of playlist ["+x.startSN+"-"+x.endSN+"] parts [0-"+B+"-"+(V.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(P.toFixed(3))),this.nextLoadPosition=U.start+U.duration,this.state=v.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:p,part:V[B],targetBufferTime:P}),this.doFragPartsLoad(p,V,B,N).catch(function(Y){return K.handleFragLoadError(Y)})}else if(!p.url||this.loadedEndOfParts(V,P))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(x?"of ["+x.startSN+"-"+x.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(P.toFixed(3))),Object(W.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=v.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:p,targetBufferTime:P}),this.fragmentLoader.load(p,N).catch(function(Y){return K.handleFragLoadError(Y)})},a.doFragPartsLoad=function(p,x,P,N){var K=this;return new Promise(function(V,B){var U=[],Y=function ee(oe){var de=x[oe];K.fragmentLoader.loadPart(p,de,N).then(function(Te){U[de.index]=Te;var ge=Te.part;K.hls.trigger(R.Events.FRAG_LOADED,Te);var pe=x[oe+1];if(pe&&pe.fragment===p)ee(oe+1);else return V({frag:p,part:ge,partsLoaded:U})}).catch(B)};Y(P)})},a.handleFragLoadError=function(p){var x=p.data;return x&&x.details===_.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(x.frag,x.part):this.hls.trigger(R.Events.ERROR,x),null},a._handleTransmuxerFlush=function(p){var x=this.getCurrentContext(p);if(!x||this.state!==v.PARSING){this.fragCurrent||(this.state=v.IDLE);return}var P=x.frag,N=x.part,K=x.level,V=self.performance.now();P.stats.parsing.end=V,N&&(N.stats.parsing.end=V),this.updateLevelTiming(P,N,K,p.partial)},a.getCurrentContext=function(p){var x=this.levels,P=p.level,N=p.sn,K=p.part;if(!x||!x[P])return this.warn("Levels object was unset while buffering fragment "+N+" of level "+P+". The current chunk will not be buffered."),null;var V=x[P],B=K>-1?Object(S.getPartWith)(V,N,K):null,U=B?B.fragment:Object(S.getFragmentWithSN)(V,N,this.fragCurrent);return U?{frag:U,part:B,level:V}:null},a.bufferFragmentData=function(p,x,P,N){if(!p||this.state!==v.PARSING)return;var K=p.data1,V=p.data2,B=K;if(K&&V&&(B=Object(T.appendUint8Array)(K,V)),!B||!B.length)return;var U={type:p.type,frag:x,part:P,chunkMeta:N,parent:x.type,data:B};this.hls.trigger(R.Events.BUFFER_APPENDING,U),p.dropped&&p.independent&&!P&&this.flushBufferGap(x)},a.flushBufferGap=function(p){var x=this.media;if(!x)return;if(!F.BufferHelper.isBuffered(x,x.currentTime)){this.flushMainBuffer(0,p.start);return}var P=x.currentTime,N=F.BufferHelper.bufferInfo(x,P,0),K=p.duration,V=Math.min(this.config.maxFragLookUpTolerance*2,K*.25),B=Math.max(Math.min(p.start-V,N.end-V),P+V);p.start-B>V&&this.flushMainBuffer(B,p.start)},a.getFwdBufferInfo=function(p,x){var P=this.config,N=this.getLoadPosition();if(!Object(W.isFiniteNumber)(N))return null;var K=F.BufferHelper.bufferInfo(p,N,P.maxBufferHole);if(K.len===0&&K.nextStart!==void 0){var V=this.fragmentTracker.getBufferedFrag(N,x);if(V&&K.nextStart<V.end)return F.BufferHelper.bufferInfo(p,N,Math.max(K.nextStart,P.maxBufferHole))}return K},a.getMaxBufferLength=function(p){var x=this.config,P;return p?P=Math.max(8*x.maxBufferSize/p,x.maxBufferLength):P=x.maxBufferLength,Math.min(P,x.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var x=this.config,P=p||x.maxBufferLength;return x.maxMaxBufferLength>=P?(x.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+x.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,x){var P,N,K=x.fragments,V=K.length;if(!V)return null;var B=this.config,U=K[0].start,Y;if(x.live){var ee=B.initialLiveManifestSize;if(V<ee)return this.warn("Not enough fragments to start playback (have: "+V+", need: "+ee+")"),null;!x.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(Y=this.getInitialLiveFragment(x,K),this.startPosition=Y?this.hls.liveSyncPosition||Y.start:p)}else p<=U&&(Y=K[0]);if(!Y){var oe=B.lowLatencyMode?x.partEnd:x.fragmentEnd;Y=this.getFragmentAtPosition(p,oe,x)}return(P=Y)!==null&&P!==void 0&&P.initSegment&&!((N=Y)!==null&&N!==void 0&&N.initSegment.data)&&!this.bitrateTest&&(Y=Y.initSegment),Y},a.getNextPart=function(p,x,P){for(var N=-1,K=!1,V=!0,B=0,U=p.length;B<U;B++){var Y=p[B];if(V=V&&!Y.independent,N>-1&&P<Y.start)break;var ee=Y.loaded;!ee&&(K||Y.independent||V)&&Y.fragment===x&&(N=B),K=ee}return N},a.loadedEndOfParts=function(p,x){var P=p[p.length-1];return P&&x>P.start&&P.loaded},a.getInitialLiveFragment=function(p,x){var P=this.fragPrevious,N=null;if(P){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+P.programDateTime),N=Object(L.findFragmentByPDT)(x,P.endProgramDateTime,this.config.maxFragLookUpTolerance)),!N){var K=P.sn+1;if(K>=p.startSN&&K<=p.endSN){var V=x[K-p.startSN];P.cc===V.cc&&(N=V,this.log("Live playlist, switching playlist, load frag with next SN: "+N.sn))}N||(N=Object(L.findFragWithCC)(x,P.cc),N&&this.log("Live playlist, switching playlist, load frag with same CC: "+N.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(N=this.getFragmentAtPosition(B,this.bitrateTest?p.fragmentEnd:p.edge,p))}return N},a.getFragmentAtPosition=function(p,x,P){var N=this.config,K=this.fragPrevious,V=P.fragments,B=P.endSN,U=P.fragmentHint,Y=N.maxFragLookUpTolerance,ee=!!(N.lowLatencyMode&&P.partList&&U);ee&&U&&!this.bitrateTest&&(V=V.concat(U),B=U.sn);var oe;if(p<x){var de=p>x-Y?0:Y;oe=Object(L.findFragmentByPTS)(K,V,p,de)}else oe=V[V.length-1];if(oe){var Te=oe.sn-P.startSN,ge=K&&oe.level===K.level,pe=V[Te+1],fe=this.fragmentTracker.getState(oe);if(fe===O.FragmentState.BACKTRACKED){oe=null;for(var me=Te;V[me]&&this.fragmentTracker.getState(V[me])===O.FragmentState.BACKTRACKED;)K?oe=V[me--]:oe=V[--me];oe||(oe=pe)}else K&&oe.sn===K.sn&&!ee&&(ge&&(oe.sn<B&&this.fragmentTracker.getState(pe)!==O.FragmentState.OK?(this.log("SN "+oe.sn+" just loaded, load next one: "+pe.sn),oe=pe):oe=null))}return oe},a.synchronizeToLiveEdge=function(p){var x=this.config,P=this.media;if(!P)return;var N=this.hls.liveSyncPosition,K=P.currentTime,V=p.fragments[0].start,B=p.edge,U=K>=V-x.maxFragLookUpTolerance&&K<=B;if(N!==null&&P.duration>N&&(K<N||!U)){var Y=x.liveMaxLatencyDuration!==void 0?x.liveMaxLatencyDuration:x.liveMaxLatencyDurationCount*p.targetduration;(!U&&P.readyState<4||K<B-Y)&&(this.loadedmetadata||(this.nextLoadPosition=N),P.readyState&&(this.warn("Playback: "+K.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+N.toFixed(3)),P.currentTime=N))}},a.alignPlaylists=function(p,x){var P=this.levels,N=this.levelLastLoaded,K=this.fragPrevious,V=N!==null?P[N]:null,B=p.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var U=p.fragments[0].start,Y=!x,ee=p.alignedSliding&&Object(W.isFiniteNumber)(U);if(Y||!ee&&!U){Object(A.alignStream)(K,V,p);var oe=p.fragments[0].start;return this.log("Live playlist sliding: "+oe.toFixed(2)+" start-sn: "+(x?x.startSN:"na")+"->"+p.startSN+" prev-sn: "+(K?K.sn:"na")+" fragments: "+B),oe}return U},a.waitForCdnTuneIn=function(p){var x=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*x)},a.setStartPosition=function(p,x){var P=this.startPosition;if(P<x&&(P=-1),P===-1||this.lastCurrentTime===-1){var N=p.startTimeOffset;Object(W.isFiniteNumber)(N)?(P=x+N,N<0&&(P+=p.totalduration),P=Math.min(Math.max(x,P),x+p.totalduration),this.log("Start time offset "+N+" found in playlist, adjust startPosition to "+P),this.startPosition=P):p.live?P=this.hls.liveSyncPosition||x:this.startPosition=P=0,this.lastCurrentTime=P}this.nextLoadPosition=P},a.getLoadPosition=function(){var p=this.media,x=0;return this.loadedmetadata&&p?x=p.currentTime:this.nextLoadPosition&&(x=this.nextLoadPosition),x},a.handleFragLoadAborted=function(p,x){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(x?" part"+x.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=v.IDLE)},a.onFragmentOrKeyLoadError=function(p,x){if(x.fatal)return;var P=x.frag;if(!P||P.type!==p)return;var N=this.fragCurrent;console.assert(N&&P.sn===N.sn&&P.level===N.level&&P.urlId===N.urlId,"Frag load error must match current frag to retry");var K=this.config;if(this.fragLoadError+1<=K.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(P.level))return;var V=Math.min(Math.pow(2,this.fragLoadError)*K.fragLoadingRetryDelay,K.fragLoadingMaxRetryTimeout);this.warn("Fragment "+P.sn+" of "+p+" "+P.level+" failed to load, retrying in "+V+"ms"),this.retryDate=self.performance.now()+V,this.fragLoadError++,this.state=v.FRAG_LOADING_WAITING_RETRY}else x.levelRetry?(p===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=v.IDLE):(I.logger.error(x.details+" reaches max retry, redispatch as fatal ..."),x.fatal=!0,this.hls.stopLoad(),this.state=v.ERROR)},a.afterBufferFlushed=function(p,x,P){if(!p)return;var N=F.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(x,N,P),this.state===v.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=v.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var x=this.levels?this.levels[p].details:null;if(x!=null&&x.live)return this.startPosition=-1,this.setStartPosition(x,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,x,P,N){var K=this,V=P.details;console.assert(!!V,"level.details must be defined");var B=Object.keys(p.elementaryStreams).reduce(function(U,Y){var ee=p.elementaryStreams[Y];if(ee){var oe=ee.endPTS-ee.startPTS;if(oe<=0)return K.warn("Could not parse fragment "+p.sn+" "+Y+" duration reliably ("+oe+") resetting transmuxer to fallback to playlist timing"),K.resetTransmuxer(),U||!1;var de=N?0:Object(S.updateFragPTSDTS)(V,p,ee.startPTS,ee.endPTS,ee.startDTS,ee.endDTS);return K.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:V,level:P,drift:de,type:Y,frag:p,start:ee.startPTS,end:ee.endPTS}),!0}return U},!1);B?(this.state=v.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:p,part:x})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(d,[{key:"state",get:function(){return this._state},set:function(p){var x=this._state;x!==p&&(this._state=p,this.log(x+"->"+p))}}]),d}(M.default)},"./src/controller/buffer-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return L});var W=D("./src/polyfills/number.ts"),M=D("./src/events.ts"),O=D("./src/utils/logger.ts"),F=D("./src/errors.ts"),I=D("./src/utils/buffer-helper.ts"),R=D("./src/utils/mediasource-helper.ts"),_=D("./src/loader/fragment.ts"),g=D("./src/controller/buffer-operation-queue.ts"),T=Object(R.getMediaSource)(),A=/([ha]vc.)(?:\.[^.,]+)+/,L=function(){function S(u){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,l=o.media,w=o.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),l&&(o.updateMediaElementDuration(),s.trigger(M.Events.MEDIA_ATTACHED,{media:l})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){O.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){O.logger.log("[buffer-controller]: Media source ended")},this.hls=u,this._initSourceBuffer(),this.registerListeners()}var y=S.prototype;return y.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},y.destroy=function(){this.unregisterListeners(),this.details=null},y.registerListeners=function(){var o=this.hls;o.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(M.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(M.Events.BUFFER_RESET,this.onBufferReset,this),o.on(M.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(M.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(M.Events.BUFFER_EOS,this.onBufferEos,this),o.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(M.Events.FRAG_PARSED,this.onFragParsed,this),o.on(M.Events.FRAG_CHANGED,this.onFragChanged,this)},y.unregisterListeners=function(){var o=this.hls;o.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(M.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(M.Events.BUFFER_RESET,this.onBufferReset,this),o.off(M.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(M.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(M.Events.BUFFER_EOS,this.onBufferEos,this),o.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(M.Events.FRAG_PARSED,this.onFragParsed,this),o.off(M.Events.FRAG_CHANGED,this.onFragChanged,this)},y._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new g.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},y.onManifestParsed=function(o,s){var l=2;(s.audio&&!s.video||!s.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},y.onMediaAttaching=function(o,s){var l=this.media=s.media;if(l&&T){var w=this.mediaSource=new T;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(w),this._objectUrl=l.src}},y.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,l=this._objectUrl;if(s){if(O.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(w){O.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(l&&self.URL.revokeObjectURL(l),o.src===l?(o.removeAttribute("src"),o.load()):O.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(M.Events.MEDIA_DETACHED,void 0)},y.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var l=o.sourceBuffer[s];try{l&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(l),o.sourceBuffer[s]=void 0)}catch(w){O.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",w)}}),this._initSourceBuffer()},y.onBufferCodecs=function(o,s){var l=this,w=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(m){if(w){var h=l.tracks[m];if(h&&typeof h.buffer.changeType=="function"){var C=s[m],v=C.codec,c=C.levelCodec,f=C.container,d=(h.levelCodec||h.codec).replace(A,"$1"),a=(c||v).replace(A,"$1");if(d!==a){var b=f+";codecs="+(c||v);l.appendChangeType(m,b)}}}else l.pendingTracks[m]=s[m]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},y.appendChangeType=function(o,s){var l=this,w=this.operationQueue,m={execute:function(){var C=l.sourceBuffer[o];C&&(O.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),C.changeType(s)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(C){O.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",C)}};w.append(m,o)},y.onBufferAppending=function(o,s){var l=this,w=this.hls,m=this.operationQueue,h=this.tracks,C=s.data,v=s.type,c=s.frag,f=s.part,d=s.chunkMeta,a=d.buffering[v],b=self.performance.now();a.start=b;var p=c.stats.buffering,x=f?f.stats.buffering:null;p.start===0&&(p.start=b),x&&x.start===0&&(x.start=b);var P=h.audio,N=v==="audio"&&d.id===1&&(P==null?void 0:P.container)==="audio/mpeg",K={execute:function(){if(a.executeStart=self.performance.now(),N){var B=l.sourceBuffer[v];if(B){var U=c.start-B.timestampOffset;Math.abs(U)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+c.start+" (delta: "+U+") sn: "+c.sn+")"),B.timestampOffset=c.start)}}l.appendExecutor(C,v)},onStart:function(){},onComplete:function(){var B=self.performance.now();a.executeEnd=a.end=B,p.first===0&&(p.first=B),x&&x.first===0&&(x.first=B);var U=l.sourceBuffer,Y={};for(var ee in U)Y[ee]=I.BufferHelper.getBuffered(U[ee]);l.appendError=0,l.hls.trigger(M.Events.BUFFER_APPENDED,{type:v,frag:c,part:f,chunkMeta:d,parent:c.type,timeRanges:Y})},onError:function(B){O.logger.error("[buffer-controller]: Error encountered while trying to append to the "+v+" SourceBuffer",B);var U={type:F.ErrorTypes.MEDIA_ERROR,parent:c.type,details:F.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?U.details=F.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,U.details=F.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>w.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),U.fatal=!0)),w.trigger(M.Events.ERROR,U)}};m.append(K,v)},y.onBufferFlushing=function(o,s){var l=this,w=this.operationQueue,m=function(C){return{execute:l.removeExecutor.bind(l,C,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(M.Events.BUFFER_FLUSHED,{type:C})},onError:function(c){O.logger.warn("[buffer-controller]: Failed to remove from "+C+" SourceBuffer",c)}}};s.type?w.append(m(s.type),s.type):this.getSourceBufferTypes().forEach(function(h){w.append(m(h),h)})},y.onFragParsed=function(o,s){var l=this,w=s.frag,m=s.part,h=[],C=m?m.elementaryStreams:w.elementaryStreams;C[_.ElementaryStreamTypes.AUDIOVIDEO]?h.push("audiovideo"):(C[_.ElementaryStreamTypes.AUDIO]&&h.push("audio"),C[_.ElementaryStreamTypes.VIDEO]&&h.push("video"));var v=function(){var f=self.performance.now();w.stats.buffering.end=f,m&&(m.stats.buffering.end=f);var d=m?m.stats:w.stats;l.hls.trigger(M.Events.FRAG_BUFFERED,{frag:w,part:m,stats:d,id:w.type})};h.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(v,h)},y.onFragChanged=function(o,s){this.flushBackBuffer()},y.onBufferEos=function(o,s){var l=this,w=this.getSourceBufferTypes().reduce(function(m,h){var C=l.sourceBuffer[h];return(!s.type||s.type===h)&&(C&&!C.ended&&(C.ended=!0,O.logger.log("[buffer-controller]: "+h+" sourceBuffer now EOS"))),m&&!!(!C||C.ended)},!0);w&&this.blockBuffers(function(){var m=l.mediaSource;if(!m||m.readyState!=="open")return;m.endOfStream()})},y.onLevelUpdated=function(o,s){var l=s.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},y.flushBackBuffer=function(){var o=this.hls,s=this.details,l=this.media,w=this.sourceBuffer;if(!l||s===null)return;var m=this.getSourceBufferTypes();if(!m.length)return;var h=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(W.isFiniteNumber)(h)||h<0)return;var C=l.currentTime,v=s.levelTargetDuration,c=Math.max(h,v),f=Math.floor(C/v)*v-c;m.forEach(function(d){var a=w[d];if(a){var b=I.BufferHelper.getBuffered(a);b.length>0&&f>b.start(0)&&(o.trigger(M.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),s.live&&o.trigger(M.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f}),o.trigger(M.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:d}))}})},y.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,l=this.media,w=this.mediaSource,m=o.fragments[0].start+o.totalduration,h=l.duration,C=Object(W.isFiniteNumber)(w.duration)?w.duration:0;o.live&&s.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(m>C&&m>h||!Object(W.isFiniteNumber)(h))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+m.toFixed(3)),w.duration=m)},y.updateSeekableRange=function(o){var s=this.mediaSource,l=o.fragments,w=l.length;if(w&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var m=Math.max(0,l[0].start),h=Math.max(m,m+o.totalduration);s.setLiveSeekableRange(m,h)}},y.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,l=this.pendingTracks,w=Object.keys(l).length;if(w&&!o||w===2){this.createSourceBuffers(l),this.pendingTracks={};var m=this.getSourceBufferTypes();if(m.length===0){this.hls.trigger(M.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}m.forEach(function(h){s.executeNext(h)})}},y.createSourceBuffers=function(o){var s=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var m in o)if(!s[m]){var h=o[m];if(!h)throw Error("source buffer exists for track "+m+", however track does not");var C=h.levelCodec||h.codec,v=h.container+";codecs="+C;O.logger.log("[buffer-controller]: creating sourceBuffer("+v+")");try{var c=s[m]=l.addSourceBuffer(v),f=m;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[m]={buffer:c,codec:C,container:h.container,levelCodec:h.levelCodec,id:h.id},w++}catch(d){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+d.message),this.hls.trigger(M.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:d,mimeType:v})}}w&&this.hls.trigger(M.Events.BUFFER_CREATED,{tracks:this.tracks})},y._onSBUpdateStart=function(o){var s=this.operationQueue,l=s.current(o);l.onStart()},y._onSBUpdateEnd=function(o){var s=this.operationQueue,l=s.current(o);l.onComplete(),s.shiftAndExecuteNext(o)},y._onSBUpdateError=function(o,s){O.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(M.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var l=this.operationQueue.current(o);l&&l.onError(s)},y.removeExecutor=function(o,s,l){var w=this.media,m=this.mediaSource,h=this.operationQueue,C=this.sourceBuffer,v=C[o];if(!w||!m||!v){O.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(o);return}var c=Object(W.isFiniteNumber)(w.duration)?w.duration:Infinity,f=Object(W.isFiniteNumber)(m.duration)?m.duration:Infinity,d=Math.max(0,s),a=Math.min(l,c,f);a>d?(O.logger.log("[buffer-controller]: Removing ["+d+","+a+"] from the "+o+" SourceBuffer"),console.assert(!v.updating,o+" sourceBuffer must not be updating"),v.remove(d,a)):h.shiftAndExecuteNext(o)},y.appendExecutor=function(o,s){var l=this.operationQueue,w=this.sourceBuffer,m=w[s];if(!m){O.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(s);return}m.ended=!1,console.assert(!m.updating,s+" sourceBuffer must not be updating"),m.appendBuffer(o)},y.blockBuffers=function(o,s){var l=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,m=s.map(function(h){return w.appendBlocker(h)});Promise.all(m).then(function(){o(),s.forEach(function(h){var C=l.sourceBuffer[h];(!C||!C.updating)&&w.shiftAndExecuteNext(h)})})},y.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},y.addBufferListener=function(o,s,l){var w=this.sourceBuffer[o];if(!w)return;var m=l.bind(this,o);this.listeners[o].push({event:s,listener:m}),w.addEventListener(s,m)},y.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(l){s.removeEventListener(l.event,l.listener)})},S}()},"./src/controller/buffer-operation-queue.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return M});var W=D("./src/utils/logger.ts"),M=function(){function O(I){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=I}var F=O.prototype;return F.append=function(R,_){var g=this.queues[_];g.push(R),g.length===1&&this.buffers[_]&&this.executeNext(_)},F.insertAbort=function(R,_){var g=this.queues[_];g.unshift(R),this.executeNext(_)},F.appendBlocker=function(R){var _,g=new Promise(function(A){_=A}),T={execute:_,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(T,R),g},F.executeNext=function(R){var _=this.buffers,g=this.queues,T=_[R],A=g[R];if(A.length){var L=A[0];try{L.execute()}catch(S){W.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),L.onError(S),(!T||!T.updating)&&(A.shift(),this.executeNext(R))}}},F.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},F.current=function(R){return this.queues[R][0]},O}()},"./src/controller/cap-level-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/events.ts");function M(I,R){for(var _=0;_<R.length;_++){var g=R[_];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(I,g.key,g)}}function O(I,R,_){return R&&M(I.prototype,R),_&&M(I,_),I}var F=function(){function I(_){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=_,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var R=I.prototype;return R.setStreamController=function(g){this.streamController=g},R.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},R.registerListeners=function(){var g=this.hls;g.on(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),g.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),g.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),g.on(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),g.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var g=this.hls;g.off(W.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),g.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),g.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),g.off(W.Events.BUFFER_CODECS,this.onBufferCodecs,this),g.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(g,T){I.isLevelAllowed(T.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(T.droppedLevel)},R.onMediaAttaching=function(g,T){this.media=T.media instanceof HTMLVideoElement?T.media:null},R.onManifestParsed=function(g,T){var A=this.hls;this.restrictedLevels=[],this.firstLevel=T.firstLevel,A.config.capLevelToPlayerSize&&T.video&&this.startCapping()},R.onBufferCodecs=function(g,T){var A=this.hls;A.config.capLevelToPlayerSize&&T.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var g=this.hls.levels;if(g.length){var T=this.hls;T.autoLevelCapping=this.getMaxLevel(g.length-1),T.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=T.autoLevelCapping}}},R.getMaxLevel=function(g){var T=this,A=this.hls.levels;if(!A.length)return-1;var L=A.filter(function(S,y){return I.isLevelAllowed(y,T.restrictedLevels)&&y<=g});return this.clientRect=null,I.getMaxLevelByMediaSize(L,this.mediaWidth,this.mediaHeight)},R.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},R.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},R.getDimensions=function(){if(this.clientRect)return this.clientRect;var g=this.media,T={width:0,height:0};if(g){var A=g.getBoundingClientRect();T.width=A.width,T.height=A.height,!T.width&&!T.height&&(T.width=A.right-A.left||g.width||0,T.height=A.bottom-A.top||g.height||0)}return this.clientRect=T,T},I.isLevelAllowed=function(g,T){return T===void 0&&(T=[]),T.indexOf(g)===-1},I.getMaxLevelByMediaSize=function(g,T,A){if(!g||!g.length)return-1;for(var L=function(s,l){return l?s.width!==l.width||s.height!==l.height:!0},S=g.length-1,y=0;y<g.length;y+=1){var u=g[y];if((u.width>=T||u.height>=A)&&L(u,g[y+1])){S=y;break}}return S},O(I,[{key:"mediaWidth",get:function(){return this.getDimensions().width*I.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*I.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var g=1;try{g=self.devicePixelRatio}catch(T){}return g}}]),I}();G.default=F},"./src/controller/cmcd-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return L});var W=D("./src/events.ts"),M=D("./src/types/cmcd.ts"),O=D("./src/utils/buffer-helper.ts"),F=D("./src/utils/logger.ts");function I(S,y){for(var u=0;u<y.length;u++){var o=y[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(S,o.key,o)}}function R(S,y,u){return y&&I(S.prototype,y),u&&I(S,u),S}function _(S,y){var u=typeof Symbol!="undefined"&&S[Symbol.iterator]||S["@@iterator"];if(u)return(u=u.call(S)).next.bind(u);if(Array.isArray(S)||(u=g(S))||y&&S&&typeof S.length=="number"){u&&(S=u);var o=0;return function(){return o>=S.length?{done:!0}:{done:!1,value:S[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function g(S,y){if(!S)return;if(typeof S=="string")return T(S,y);var u=Object.prototype.toString.call(S).slice(8,-1);if(u==="Object"&&S.constructor&&(u=S.constructor.name),u==="Map"||u==="Set")return Array.from(S);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return T(S,y)}function T(S,y){(y==null||y>S.length)&&(y=S.length);for(var u=0,o=new Array(y);u<y;u++)o[u]=S[u];return o}function A(){return A=Object.assign||function(S){for(var y=1;y<arguments.length;y++){var u=arguments[y];for(var o in u)Object.prototype.hasOwnProperty.call(u,o)&&(S[o]=u[o])}return S},A.apply(this,arguments)}var L=function(){function S(u){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(w){try{o.apply(w,{ot:M.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(m){F.logger.warn("Could not generate manifest CMCD data.",m)}},this.applyFragmentData=function(w){try{var m=w.frag,h=o.hls.levels[m.level],C=o.getObjectType(m),v={d:m.duration*1e3,ot:C};(C===M.CMCDObjectType.VIDEO||C===M.CMCDObjectType.AUDIO||C==M.CMCDObjectType.MUXED)&&(v.br=h.bitrate/1e3,v.tb=o.getTopBandwidth(C),v.bl=o.getBufferLength(C)),o.apply(w,v)}catch(c){F.logger.warn("Could not generate segment CMCD data.",c)}},this.hls=u;var s=this.config=u.config,l=s.cmcd;l!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||S.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var y=S.prototype;return y.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(W.Events.BUFFER_CREATED,this.onBufferCreated,this)},y.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(W.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},y.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},y.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},y.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},y.onBufferCreated=function(o,s){var l,w;this.audioBuffer=(l=s.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(w=s.tracks.video)===null||w===void 0?void 0:w.buffer},y.createData=function(){var o;return{v:M.CMCDVersion,sf:M.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},y.apply=function(o,s){s===void 0&&(s={}),A(s,this.createData());var l=s.ot===M.CMCDObjectType.INIT||s.ot===M.CMCDObjectType.VIDEO||s.ot===M.CMCDObjectType.MUXED;if(this.starved&&l&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var w=S.toHeaders(s);if(!Object.keys(w).length)return;o.headers||(o.headers={}),A(o.headers,w)}else{var m=S.toQuery(s);if(!m)return;o.url=S.appendQueryToUri(o.url,m)}},y.getObjectType=function(o){var s=o.type;return s==="subtitle"?M.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?M.CMCDObjectType.INIT:s==="audio"?M.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?M.CMCDObjectType.VIDEO:M.CMCDObjectType.MUXED:void 0},y.getTopBandwidth=function(o){for(var s=0,l=o===M.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=_(l),m;!(m=w()).done;){var h=m.value;h.bitrate>s&&(s=h.bitrate)}return s>0?s:NaN},y.getBufferLength=function(o){var s=this.hls.media,l=o===M.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!s)return NaN;var w=O.BufferHelper.bufferInfo(l,s.currentTime,this.config.maxBufferHole);return w.len*1e3},y.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,l=o||this.config.loader;return function(){function w(h){this.loader=void 0,this.loader=new l(h)}var m=w.prototype;return m.destroy=function(){this.loader.destroy()},m.abort=function(){this.loader.abort()},m.load=function(C,v,c){s(C),this.loader.load(C,v,c)},R(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},y.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,l=o||this.config.loader;return function(){function w(h){this.loader=void 0,this.loader=new l(h)}var m=w.prototype;return m.destroy=function(){this.loader.destroy()},m.abort=function(){this.loader.abort()},m.load=function(C,v,c){s(C),this.loader.load(C,v,c)},R(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},S.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},S.serialize=function(o){for(var s=[],l=function(N){return!Number.isNaN(N)&&N!=null&&N!==""&&N!==!1},w=function(N){return Math.round(N)},m=function(N){return w(N/100)*100},h=function(N){return encodeURIComponent(N)},C={br:w,d:w,bl:m,dl:m,mtp:m,nor:h,rtp:m,tb:w},v=Object.keys(o||{}).sort(),c=_(v),f;!(f=c()).done;){var d=f.value,a=o[d];if(!l(a))continue;if(d==="v"&&a===1)continue;if(d=="pr"&&a===1)continue;var b=C[d];b&&(a=b(a));var p=typeof a,x=void 0;d==="ot"||d==="sf"||d==="st"?x=d+"="+a:p==="boolean"?x=d:p==="number"?x=d+"="+a:x=d+"="+JSON.stringify(a),s.push(x)}return s.join(",")},S.toHeaders=function(o){for(var s=Object.keys(o),l={},w=["Object","Request","Session","Status"],m=[{},{},{},{}],h={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},C=0,v=s;C<v.length;C++){var c=v[C],f=h[c]!=null?h[c]:1;m[f][c]=o[c]}for(var d=0;d<m.length;d++){var a=S.serialize(m[d]);a&&(l["CMCD-"+w[d]]=a)}return l},S.toQuery=function(o){return"CMCD="+encodeURIComponent(S.serialize(o))},S.appendQueryToUri=function(o,s){if(!s)return o;var l=o.includes("?")?"&":"?";return""+o+l+s},S}()},"./src/controller/eme-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/events.ts"),M=D("./src/errors.ts"),O=D("./src/utils/logger.ts"),F=D("./src/utils/mediakeys-helper.ts");function I(L,S){for(var y=0;y<S.length;y++){var u=S[y];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(L,u.key,u)}}function R(L,S,y){return S&&I(L.prototype,S),y&&I(L,y),L}var _=3,g=function(S,y,u){var o={audioCapabilities:[],videoCapabilities:[]};return S.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:u.audioRobustness||""})}),y.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:u.videoRobustness||""})}),[o]},T=function(S,y,u,o){switch(S){case F.KeySystems.WIDEVINE:return g(y,u,o);default:throw new Error("Unknown key-system: "+S)}},A=function(){function L(y){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=y,this._config=y.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 S=L.prototype;return S.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},S._registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},S._unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(W.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this)},S.getLicenseServerUrl=function(u){switch(u){case F.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},S._attemptKeySystemAccess=function(u,o,s){var l=this,w=T(u,o,s,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var m=this.requestMediaKeySystemAccess(u,w);this.mediaKeysPromise=m.then(function(h){return l._onMediaKeySystemAccessObtained(u,h)}),m.catch(function(h){O.logger.error('Failed to obtain key-system "'+u+'" access:',h)})},S._onMediaKeySystemAccessObtained=function(u,o){var s=this;O.logger.log('Access for key-system "'+u+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:u};this._mediaKeysList.push(l);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(m){return l.mediaKeys=m,O.logger.log('Media-keys created for key-system "'+u+'"'),s._onMediaKeysCreated(),m});return w.catch(function(m){O.logger.error("Failed to create media-keys:",m)}),w},S._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),u._onNewMediaKeySession(o.mediaKeysSession))})},S._onNewMediaKeySession=function(u){var o=this;O.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(s){o._onKeySessionMessage(u,s.message)},!1)},S._onKeySessionMessage=function(u,o){O.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){O.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),u.update(s)})},S.onMediaEncrypted=function(u){var o=this;if(O.logger.log('Media is encrypted using "'+u.initDataType+'" init data type'),!this.mediaKeysPromise){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(u.initDataType,u.initData)};this.mediaKeysPromise.then(s).catch(s)},S._attemptSetMediaKeys=function(u){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},S._generateRequestWithPreferredKeySession=function(u,o){var s=this,l=this._mediaKeysList[0];if(!l){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var w=l.mediaKeysSession;if(!w){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){O.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+u+'" init data type'),l.mediaKeysSessionInitialized=!0,w.generateRequest(u,o).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(m){O.logger.error("Error generating key-session request:",m),s.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},S._createLicenseXhr=function(u,o,s){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,u,o,s);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,l,u),w=void 0}catch(m){O.logger.error(m)}try{l.readyState||l.open("POST",u,!0),w&&w.call(this.hls,l,u)}catch(m){throw new Error("issue setting up KeySystem license XHR "+m)}return l},S._onLicenseRequestReadyStageChange=function(u,o,s,l){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var w=u.response,m=this._licenseResponseCallback;if(m)try{w=m.call(this.hls,u,o)}catch(C){O.logger.error(C)}l(w)}else{if(O.logger.error("License Request XHR failed ("+o+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>_){this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var h=_-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+h+" attempts left"),this._requestLicense(s,l)}break}},S._generateLicenseRequestChallenge=function(u,o){switch(u.mediaKeySystemDomain){case F.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},S._requestLicense=function(u,o){O.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){O.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var l=this.getLicenseServerUrl(s.mediaKeySystemDomain),w=this._createLicenseXhr(l,u,o);O.logger.log("Sending license request to URL: "+l);var m=this._generateLicenseRequestChallenge(s,u);w.send(m)}catch(h){O.logger.error("Failure requesting DRM license: "+h),this.hls.trigger(W.Events.ERROR,{type:M.ErrorTypes.KEY_SYSTEM_ERROR,details:M.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},S.onMediaAttached=function(u,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},S.onMediaDetached=function(){var u=this._media,o=this._mediaKeysList;if(!u)return;u.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return u.setMediaKeys(null)}).catch(function(){})},S.onManifestParsed=function(u,o){if(!this._emeEnabled)return;var s=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),l=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(F.KeySystems.WIDEVINE,s,l)},R(L,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),L}();G.default=A},"./src/controller/fps-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/events.ts"),M=D("./src/utils/logger.ts"),O=function(){function F(R){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=R,this.registerListeners()}var I=F.prototype;return I.setStreamController=function(_){this.streamController=_},I.registerListeners=function(){this.hls.on(W.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},I.unregisterListeners=function(){this.hls.off(W.Events.MEDIA_ATTACHING,this.onMediaAttaching)},I.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},I.onMediaAttaching=function(_,g){var T=this.hls.config;if(T.capLevelOnFPSDrop){var A=g.media instanceof self.HTMLVideoElement?g.media:null;this.media=A,A&&typeof A.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),T.fpsDroppedMonitoringPeriod)}},I.checkFPS=function(_,g,T){var A=performance.now();if(g){if(this.lastTime){var L=A-this.lastTime,S=T-this.lastDroppedFrames,y=g-this.lastDecodedFrames,u=1e3*S/L,o=this.hls;if(o.trigger(W.Events.FPS_DROP,{currentDropped:S,currentDecoded:y,totalDroppedFrames:T}),u>0&&S>o.config.fpsDroppedMonitoringThreshold*y){var s=o.currentLevel;M.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=s)&&(s=s-1,o.trigger(W.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=A,this.lastDroppedFrames=T,this.lastDecodedFrames=g}},I.checkFPSInterval=function(){var _=this.media;if(_)if(this.isVideoPlaybackQualityAvailable){var g=_.getVideoPlaybackQuality();this.checkFPS(_,g.totalVideoFrames,g.droppedVideoFrames)}else this.checkFPS(_,_.webkitDecodedFrameCount,_.webkitDroppedFrameCount)},F}();G.default=O},"./src/controller/fragment-finders.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"findFragmentByPDT",function(){return O}),D.d(G,"findFragmentByPTS",function(){return F}),D.d(G,"fragmentWithinToleranceTest",function(){return I}),D.d(G,"pdtWithinToleranceTest",function(){return R}),D.d(G,"findFragWithCC",function(){return _});var W=D("./src/polyfills/number.ts"),M=D("./src/utils/binary-search.ts");function O(g,T,A){if(T===null||!Array.isArray(g)||!g.length||!Object(W.isFiniteNumber)(T))return null;var L=g[0].programDateTime;if(T<(L||0))return null;var S=g[g.length-1].endProgramDateTime;if(T>=(S||0))return null;A=A||0;for(var y=0;y<g.length;++y){var u=g[y];if(R(T,A,u))return u}return null}function F(g,T,A,L){A===void 0&&(A=0),L===void 0&&(L=0);var S=null;if(g?S=T[g.sn-T[0].sn+1]||null:A===0&&T[0].start===0&&(S=T[0]),S&&I(A,L,S)===0)return S;var y=M.default.search(T,I.bind(null,A,L));return y||S}function I(g,T,A){g===void 0&&(g=0),T===void 0&&(T=0);var L=Math.min(T,A.duration+(A.deltaPTS?A.deltaPTS:0));return A.start+A.duration-L<=g?1:A.start-L>g&&A.start?-1:0}function R(g,T,A){var L=Math.min(T,A.duration+(A.deltaPTS?A.deltaPTS:0))*1e3,S=A.endProgramDateTime||0;return S-L>g}function _(g,T){return M.default.search(g,function(A){return A.cc<T?1:A.cc>T?-1:0})}},"./src/controller/fragment-tracker.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"FragmentState",function(){return O}),D.d(G,"FragmentTracker",function(){return F});var W=D("./src/events.ts"),M=D("./src/types/loader.ts"),O;(function(_){_.NOT_LOADED="NOT_LOADED",_.BACKTRACKED="BACKTRACKED",_.APPENDING="APPENDING",_.PARTIAL="PARTIAL",_.OK="OK"})(O||(O={}));var F=function(){function _(T){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=T,this._registerListeners()}var g=_.prototype;return g._registerListeners=function(){var A=this.hls;A.on(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),A.on(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),A.on(W.Events.FRAG_LOADED,this.onFragLoaded,this)},g._unregisterListeners=function(){var A=this.hls;A.off(W.Events.BUFFER_APPENDED,this.onBufferAppended,this),A.off(W.Events.FRAG_BUFFERED,this.onFragBuffered,this),A.off(W.Events.FRAG_LOADED,this.onFragLoaded,this)},g.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},g.getAppendedFrag=function(A,L){if(L===M.PlaylistLevelType.MAIN){var S=this.activeFragment,y=this.activeParts;if(!S)return null;if(y)for(var u=y.length;u--;){var o=y[u],s=o?o.end:S.appendedPTS;if(o.start<=A&&s!==void 0&&A<=s)return u>9&&(this.activeParts=y.slice(u-9)),o}else if(S.start<=A&&S.appendedPTS!==void 0&&A<=S.appendedPTS)return S}return this.getBufferedFrag(A,L)},g.getBufferedFrag=function(A,L){for(var S=this.fragments,y=Object.keys(S),u=y.length;u--;){var o=S[y[u]];if((o==null?void 0:o.body.type)===L&&o.buffered){var s=o.body;if(s.start<=A&&A<=s.end)return s}}return null},g.detectEvictedFragments=function(A,L,S){var y=this;Object.keys(this.fragments).forEach(function(u){var o=y.fragments[u];if(!o)return;if(!o.buffered){o.body.type===S&&y.removeFragment(o.body);return}var s=o.range[A];if(!s)return;s.time.some(function(l){var w=!y.isTimeBuffered(l.startPTS,l.endPTS,L);return w&&y.removeFragment(o.body),w})})},g.detectPartialFragments=function(A){var L=this,S=this.timeRanges,y=A.frag,u=A.part;if(!S||y.sn==="initSegment")return;var o=R(y),s=this.fragments[o];if(!s)return;Object.keys(S).forEach(function(l){var w=y.elementaryStreams[l];if(!w)return;var m=S[l],h=u!==null||w.partial===!0;s.range[l]=L.getBufferedTimes(y,u,h,m)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},g.fragBuffered=function(A){var L=R(A),S=this.fragments[L];S&&(S.backtrack=S.loaded=null,S.buffered=!0)},g.getBufferedTimes=function(A,L,S,y){for(var u={time:[],partial:S},o=L?L.start:A.start,s=L?L.end:A.end,l=A.minEndPTS||s,w=A.maxStartPTS||o,m=0;m<y.length;m++){var h=y.start(m)-this.bufferPadding,C=y.end(m)+this.bufferPadding;if(w>=h&&l<=C){u.time.push({startPTS:Math.max(o,y.start(m)),endPTS:Math.min(s,y.end(m))});break}else if(o<C&&s>h)u.partial=!0,u.time.push({startPTS:Math.max(o,y.start(m)),endPTS:Math.min(s,y.end(m))});else if(s<=h)break}return u},g.getPartialFragment=function(A){var L=null,S,y,u,o=0,s=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(w){var m=l[w];if(!m)return;I(m)&&(y=m.body.start-s,u=m.body.end+s,A>=y&&A<=u&&(S=Math.min(A-y,u-A),o<=S&&(L=m.body,o=S)))}),L},g.getState=function(A){var L=R(A),S=this.fragments[L];return S?S.buffered?I(S)?O.PARTIAL:O.OK:S.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},g.backtrack=function(A,L){var S=R(A),y=this.fragments[S];if(!y||y.backtrack)return null;var u=y.backtrack=L||y.loaded;return y.loaded=null,u},g.getBacktrackData=function(A){var L=R(A),S=this.fragments[L];if(S){var y,u=S.backtrack;if(u!=null&&(y=u.payload)!==null&&y!==void 0&&y.byteLength)return u;this.removeFragment(A)}return null},g.isTimeBuffered=function(A,L,S){for(var y,u,o=0;o<S.length;o++){if(y=S.start(o)-this.bufferPadding,u=S.end(o)+this.bufferPadding,A>=y&&L<=u)return!0;if(L<=y)return!1}return!1},g.onFragLoaded=function(A,L){var S=L.frag,y=L.part;if(S.sn==="initSegment"||S.bitrateTest||y)return;var u=R(S);this.fragments[u]={body:S,loaded:L,backtrack:null,buffered:!1,range:Object.create(null)}},g.onBufferAppended=function(A,L){var S=this,y=L.frag,u=L.part,o=L.timeRanges;if(y.type===M.PlaylistLevelType.MAIN)if(this.activeFragment=y,u){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(u)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(l){var w=o[l];if(S.detectEvictedFragments(l,w),!u)for(var m=0;m<w.length;m++)y.appendedPTS=Math.max(w.end(m),y.appendedPTS||0)})},g.onFragBuffered=function(A,L){this.detectPartialFragments(L)},g.hasFragment=function(A){var L=R(A);return!!this.fragments[L]},g.removeFragmentsInRange=function(A,L,S){var y=this;Object.keys(this.fragments).forEach(function(u){var o=y.fragments[u];if(!o)return;if(o.buffered){var s=o.body;s.type===S&&s.start<L&&s.end>A&&y.removeFragment(s)}})},g.removeFragment=function(A){var L=R(A);A.stats.loaded=0,A.clearElementaryStreamInfo(),delete this.fragments[L]},g.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},_}();function I(_){var g,T;return _.buffered&&(((g=_.range.video)===null||g===void 0?void 0:g.partial)||((T=_.range.audio)===null||T===void 0?void 0:T.partial))}function R(_){return _.type+"_"+_.level+"_"+_.urlId+"_"+_.sn}},"./src/controller/gap-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"STALL_MINIMUM_DURATION_MS",function(){return I}),D.d(G,"MAX_START_GAP_JUMP",function(){return R}),D.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return _}),D.d(G,"SKIP_BUFFER_RANGE_START",function(){return g}),D.d(G,"default",function(){return T});var W=D("./src/utils/buffer-helper.ts"),M=D("./src/errors.ts"),O=D("./src/events.ts"),F=D("./src/utils/logger.ts"),I=250,R=2,_=.1,g=.05,T=function(){function A(S,y,u,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=S,this.media=y,this.fragmentTracker=u,this.hls=o}var L=A.prototype;return L.destroy=function(){this.hls=this.fragmentTracker=this.media=null},L.poll=function(y){var u=this.config,o=this.media,s=this.stalled,l=o.currentTime,w=o.seeking,m=this.seeking&&!w,h=!this.seeking&&w;if(this.seeking=w,l!==y){if(this.moved=!0,s!==null){if(this.stallReported){var C=self.performance.now()-s;F.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(C)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((h||m)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!W.BufferHelper.getBuffered(o).length)return;var v=W.BufferHelper.bufferInfo(o,l,0),c=v.len>0,f=v.nextStart||0;if(!c&&!f)return;if(w){var d=v.len>R,a=!f||f-l>R&&!this.fragmentTracker.getPartialFragment(l);if(d||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var b,p=Math.max(f,v.start||0)-l,x=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,P=x==null||((b=x.details)===null||b===void 0)?void 0:b.live,N=P?x.details.targetduration*2:R;if(p>0&&p<=N){this._trySkipBufferHole(null);return}}var K=self.performance.now();if(s===null){this.stalled=K;return}var V=K-s;!w&&V>=I&&this._reportStall(v.len);var B=W.BufferHelper.bufferInfo(o,l,u.maxBufferHole);this._tryFixBufferStall(B,V)},L._tryFixBufferStall=function(y,u){var o=this.config,s=this.fragmentTracker,l=this.media,w=l.currentTime,m=s.getPartialFragment(w);if(m){var h=this._trySkipBufferHole(m);if(h)return}y.len>o.maxBufferHole&&u>o.highBufferWatchdogPeriod*1e3&&(F.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},L._reportStall=function(y){var u=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,F.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+y+")"),u.trigger(O.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:y}))},L._trySkipBufferHole=function(y){for(var u=this.config,o=this.hls,s=this.media,l=s.currentTime,w=0,m=W.BufferHelper.getBuffered(s),h=0;h<m.length;h++){var C=m.start(h);if(l+u.maxBufferHole>=w&&l<C){var v=Math.max(C+g,s.currentTime+_);return F.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+v),this.moved=!0,this.stalled=null,s.currentTime=v,y&&o.trigger(O.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+v,frag:y}),v}w=m.end(h)}return 0},L._tryNudgeBuffer=function(){var y=this.config,u=this.hls,o=this.media,s=o.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<y.nudgeMaxRetry){var w=s+l*y.nudgeOffset;F.logger.warn("Nudging 'currentTime' from "+s+" to "+w),o.currentTime=w,u.trigger(O.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else F.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+y.nudgeMaxRetry+" nudges"),u.trigger(O.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},A}()},"./src/controller/id3-track-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/events.ts"),M=D("./src/utils/texttrack-utils.ts"),O=D("./src/demux/id3.ts"),F=.25,I=function(){function R(g){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=g,this._registerListeners()}var _=R.prototype;return _.destroy=function(){this._unregisterListeners()},_._registerListeners=function(){var T=this.hls;T.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.on(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},_._unregisterListeners=function(){var T=this.hls;T.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.off(W.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},_.onMediaAttached=function(T,A){this.media=A.media},_.onMediaDetaching=function(){if(!this.id3Track)return;Object(M.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},_.getID3Track=function(T){if(!this.media)return;for(var A=0;A<T.length;A++){var L=T[A];if(L.kind==="metadata"&&L.label==="id3")return Object(M.sendAddTrackEvent)(L,this.media),L}return this.media.addTextTrack("metadata","id3")},_.onFragParsingMetadata=function(T,A){if(!this.media)return;var L=A.frag,S=A.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var y=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<S.length;u++){var o=O.getID3Frames(S[u].data);if(o){var s=S[u].pts,l=u<S.length-1?S[u+1].pts:L.end,w=l-s;w<=0&&(l=s+F);for(var m=0;m<o.length;m++){var h=o[m];if(!O.isTimeStampFrame(h)){var C=new y(s,l,"");C.value=h,this.id3Track.addCue(C)}}}}},_.onBufferFlushing=function(T,A){var L=A.startOffset,S=A.endOffset,y=A.type;if(!y||y==="audio"){var u=this.id3Track;u&&Object(M.removeCuesInRange)(u,L,S)}},R}();G.default=I},"./src/controller/latency-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return R});var W=D("./src/errors.ts"),M=D("./src/events.ts"),O=D("./src/utils/logger.ts");function F(_,g){for(var T=0;T<g.length;T++){var A=g[T];A.enumerable=A.enumerable||!1,A.configurable=!0,"value"in A&&(A.writable=!0),Object.defineProperty(_,A.key,A)}}function I(_,g,T){return g&&F(_.prototype,g),T&&F(_,T),_}var R=function(){function _(T){var A=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 A.timeupdate()},this.hls=T,this.config=T.config,this.registerListeners()}var g=_.prototype;return g.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},g.registerListeners=function(){this.hls.on(M.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(M.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(M.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){this.hls.off(M.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(M.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(M.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(M.Events.ERROR,this.onError)},g.onMediaAttached=function(A,L){this.media=L.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},g.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},g.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},g.onLevelUpdated=function(A,L){var S=L.details;this.levelDetails=S,S.advanced&&this.timeupdate(),!S.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},g.onError=function(A,L){if(L.details!==W.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},g.timeupdate=function(){var A=this.media,L=this.levelDetails;if(!A||!L)return;this.currentTime=A.currentTime;var S=this.computeLatency();if(S===null)return;this._latency=S;var y=this.config,u=y.lowLatencyMode,o=y.maxLiveSyncPlaybackRate;if(!u||o===1)return;var s=this.targetLatency;if(s===null)return;var l=S-s,w=Math.min(this.maxLatency,s+L.targetduration),m=l<w;if(L.live&&m&&l>.05&&this.forwardBufferLength>1){var h=Math.min(2,Math.max(1,o)),C=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;A.playbackRate=Math.min(h,Math.max(1,C))}else A.playbackRate!==1&&A.playbackRate!==0&&(A.playbackRate=1)},g.estimateLiveEdge=function(){var A=this.levelDetails;return A===null?null:A.edge+A.age},g.computeLatency=function(){var A=this.estimateLiveEdge();return A===null?null:A-this.currentTime},I(_,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var A=this.config,L=this.levelDetails;return A.liveMaxLatencyDuration!==void 0?A.liveMaxLatencyDuration:L?A.liveMaxLatencyDurationCount*L.targetduration:0}},{key:"targetLatency",get:function(){var A=this.levelDetails;if(A===null)return null;var L=A.holdBack,S=A.partHoldBack,y=A.targetduration,u=this.config,o=u.liveSyncDuration,s=u.liveSyncDurationCount,l=u.lowLatencyMode,w=this.hls.userConfig,m=l&&S||L;(w.liveSyncDuration||w.liveSyncDurationCount||m===0)&&(m=o!==void 0?o:s*y);var h=y,C=1;return m+Math.min(this.stallCount*C,h)}},{key:"liveSyncPosition",get:function(){var A=this.estimateLiveEdge(),L=this.targetLatency,S=this.levelDetails;if(A===null||L===null||S===null)return null;var y=S.edge,u=A-L-this.edgeStalled,o=y-S.totalduration,s=y-(this.config.lowLatencyMode&&S.partTarget||S.targetduration);return Math.min(Math.max(o,u),s)}},{key:"drift",get:function(){var A=this.levelDetails;return A===null?1:A.drift}},{key:"edgeStalled",get:function(){var A=this.levelDetails;if(A===null)return 0;var L=(this.config.lowLatencyMode&&A.partTarget||A.targetduration)*3;return Math.max(A.age-L,0)}},{key:"forwardBufferLength",get:function(){var A=this.media,L=this.levelDetails;if(!A||!L)return 0;var S=A.buffered.length;return S?A.buffered.end(S-1):L.edge-this.currentTime}}]),_}()},"./src/controller/level-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return u});var W=D("./src/types/level.ts"),M=D("./src/events.ts"),O=D("./src/errors.ts"),F=D("./src/utils/codecs.ts"),I=D("./src/controller/level-helper.ts"),R=D("./src/controller/base-playlist-controller.ts"),_=D("./src/types/loader.ts");function g(){return g=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var l=arguments[s];for(var w in l)Object.prototype.hasOwnProperty.call(l,w)&&(o[w]=l[w])}return o},g.apply(this,arguments)}function T(o,s){for(var l=0;l<s.length;l++){var w=s[l];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function A(o,s,l){return s&&T(o.prototype,s),l&&T(o,l),o}function L(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,S(o,s)}function S(o,s){return S=Object.setPrototypeOf||function(w,m){return w.__proto__=m,w},S(o,s)}var y=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(o){L(s,o);function s(w){var m;return m=o.call(this,w,"[level-controller]")||this,m._levels=[],m._firstLevel=-1,m._startLevel=void 0,m.currentLevelIndex=-1,m.manualLevelIndex=-1,m.onParsedComplete=void 0,m._registerListeners(),m}var l=s.prototype;return l._registerListeners=function(){var m=this.hls;m.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),m.on(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.on(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),m.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),m.on(M.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var m=this.hls;m.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),m.off(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.off(M.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),m.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),m.off(M.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},l.startLoad=function(){var m=this._levels;m.forEach(function(h){h.loadError=0}),o.prototype.startLoad.call(this)},l.onManifestLoaded=function(m,h){var C=[],v=[],c=[],f,d={},a,b=!1,p=!1,x=!1;if(h.levels.forEach(function(V){var B=V.attrs;b=b||!!(V.width&&V.height),p=p||!!V.videoCodec,x=x||!!V.audioCodec,y&&V.audioCodec&&V.audioCodec.indexOf("mp4a.40.34")!==-1&&(V.audioCodec=void 0);var U=V.bitrate+"-"+V.attrs.RESOLUTION+"-"+V.attrs.CODECS;a=d[U],a?a.url.push(V.url):(a=new W.Level(V),d[U]=a,C.push(a)),B&&(B.AUDIO&&Object(I.addGroupId)(a,"audio",B.AUDIO),B.SUBTITLES&&Object(I.addGroupId)(a,"text",B.SUBTITLES))}),(b||p)&&x&&(C=C.filter(function(V){var B=V.videoCodec,U=V.width,Y=V.height;return!!B||!!(U&&Y)})),C=C.filter(function(V){var B=V.audioCodec,U=V.videoCodec;return(!B||Object(F.isCodecSupportedInMp4)(B,"audio"))&&(!U||Object(F.isCodecSupportedInMp4)(U,"video"))}),h.audioTracks&&(v=h.audioTracks.filter(function(V){return!V.audioCodec||Object(F.isCodecSupportedInMp4)(V.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(v)),h.subtitles&&(c=h.subtitles,Object(I.assignTrackIdsByGroup)(c)),C.length>0){f=C[0].bitrate,C.sort(function(V,B){return V.bitrate-B.bitrate}),this._levels=C;for(var P=0;P<C.length;P++)if(C[P].bitrate===f){this._firstLevel=P,this.log("manifest loaded, "+C.length+" level(s) found, first bitrate: "+f);break}var N=x&&!p,K={levels:C,audioTracks:v,subtitleTracks:c,firstLevel:this._firstLevel,stats:h.stats,audio:x,video:p,altAudio:!N&&v.some(function(V){return!!V.url})};this.hls.trigger(M.Events.MANIFEST_PARSED,K),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(M.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:h.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(m,h){if(o.prototype.onError.call(this,m,h),h.fatal)return;var C=h.context,v=this._levels[this.currentLevelIndex];if(C&&(C.type===_.PlaylistContextType.AUDIO_TRACK&&v.audioGroupIds&&C.groupId===v.audioGroupIds[v.urlId]||C.type===_.PlaylistContextType.SUBTITLE_TRACK&&v.textGroupIds&&C.groupId===v.textGroupIds[v.urlId])){this.redundantFailover(this.currentLevelIndex);return}var c=!1,f=!0,d;switch(h.details){case O.ErrorDetails.FRAG_LOAD_ERROR:case O.ErrorDetails.FRAG_LOAD_TIMEOUT:case O.ErrorDetails.KEY_LOAD_ERROR:case O.ErrorDetails.KEY_LOAD_TIMEOUT:if(h.frag){var a=this._levels[h.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(d=h.frag.level)):d=h.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:C&&(C.deliveryDirectives&&(f=!1),d=C.level),c=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:d=h.level,c=!0;break}d!==void 0&&this.recoverLevel(h,d,c,f)},l.recoverLevel=function(m,h,C,v){var c=m.details,f=this._levels[h];if(f.loadError++,C){var d=this.retryLoadingOrFail(m);if(d)m.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(v){var a=f.url.length;if(a>1&&f.loadError<a)m.levelRetry=!0,this.redundantFailover(h);else if(this.manualLevelIndex===-1){var b=h===0?this._levels.length-1:h-1;this.currentLevelIndex!==b&&this._levels[b].loadError===0&&(this.warn(c+": switch to "+b),m.levelRetry=!0,this.hls.nextAutoLevel=b)}}},l.redundantFailover=function(m){var h=this._levels[m],C=h.url.length;if(C>1){var v=(h.urlId+1)%C;this.warn("Switching to redundant URL-id "+v),this._levels.forEach(function(c){c.urlId=v}),this.level=m}},l.onFragLoaded=function(m,h){var C=h.frag;if(C!==void 0&&C.type===_.PlaylistLevelType.MAIN){var v=this._levels[C.level];v!==void 0&&(v.fragmentError=0,v.loadError=0)}},l.onLevelLoaded=function(m,h){var C,v=h.level,c=h.details,f=this._levels[v];if(!f){var d;this.warn("Invalid level index "+v),(d=h.deliveryDirectives)!==null&&d!==void 0&&d.skip&&(c.deltaUpdateFailed=!0);return}v===this.currentLevelIndex?(f.fragmentError===0&&(f.loadError=0,this.retryCount=0),this.playlistLoaded(v,h,f.details)):(C=h.deliveryDirectives)!==null&&C!==void 0&&C.skip&&(c.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(m,h){var C=this.hls.levels[this.currentLevelIndex];if(!C)return;if(C.audioGroupIds){for(var v=-1,c=this.hls.audioTracks[h.id].groupId,f=0;f<C.audioGroupIds.length;f++)if(C.audioGroupIds[f]===c){v=f;break}v!==C.urlId&&(C.urlId=v,this.startLoad())}},l.loadPlaylist=function(m){var h=this.currentLevelIndex,C=this._levels[h];if(this.canLoad&&C&&C.url.length>0){var v=C.urlId,c=C.url[v];if(m)try{c=m.addDirectives(c)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Attempt loading level index "+h+(m?" at sn "+m.msn+" part "+m.part:"")+" with URL-id "+v+" "+c),this.clearTimer(),this.hls.trigger(M.Events.LEVEL_LOADING,{url:c,level:h,id:v,deliveryDirectives:m||null})}},l.removeLevel=function(m,h){var C=function(f,d){return d!==h},v=this._levels.filter(function(c,f){return f!==m?!0:c.url.length>1&&h!==void 0?(c.url=c.url.filter(C),c.audioGroupIds&&(c.audioGroupIds=c.audioGroupIds.filter(C)),c.textGroupIds&&(c.textGroupIds=c.textGroupIds.filter(C)),c.urlId=0,!0):!1}).map(function(c,f){var d=c.details;return d!=null&&d.fragments&&d.fragments.forEach(function(a){a.level=f}),c});this._levels=v,this.hls.trigger(M.Events.LEVELS_UPDATED,{levels:v})},A(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(m){var h,C=this._levels;if(C.length===0)return;if(this.currentLevelIndex===m&&(h=C[m])!==null&&h!==void 0&&h.details)return;if(m<0||m>=C.length){var v=m<0;if(this.hls.trigger(M.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:m,fatal:v,reason:"invalid level idx"}),v)return;m=Math.min(m,C.length-1)}this.clearTimer();var c=this.currentLevelIndex,f=C[c],d=C[m];this.log("switching to level "+m+" from "+c),this.currentLevelIndex=m;var a=g({},d,{level:m,maxBitrate:d.maxBitrate,uri:d.uri,urlId:d.urlId});delete a._urlId,this.hls.trigger(M.Events.LEVEL_SWITCHING,a);var b=d.details;if(!b||b.live){var p=this.switchParams(d.uri,f==null?void 0:f.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(m){this.manualLevelIndex=m,this._startLevel===void 0&&(this._startLevel=m),m!==-1&&(this.level=m)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(m){this._firstLevel=m}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var m=this.hls.config.startLevel;return m!==void 0?m:this._firstLevel}else return this._startLevel},set:function(m){this._startLevel=m}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(m){this.level=m,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=m)}}]),s}(R.default)},"./src/controller/level-helper.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"addGroupId",function(){return O}),D.d(G,"assignTrackIdsByGroup",function(){return F}),D.d(G,"updatePTS",function(){return I}),D.d(G,"updateFragPTSDTS",function(){return _}),D.d(G,"mergeDetails",function(){return g}),D.d(G,"mapPartIntersection",function(){return T}),D.d(G,"mapFragmentIntersection",function(){return A}),D.d(G,"adjustSliding",function(){return L}),D.d(G,"addSliding",function(){return S}),D.d(G,"computeReloadInterval",function(){return y}),D.d(G,"getFragmentWithSN",function(){return u}),D.d(G,"getPartWith",function(){return o});var W=D("./src/polyfills/number.ts"),M=D("./src/utils/logger.ts");function O(s,l,w){switch(l){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(w);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(w);break}}function F(s){var l={};s.forEach(function(w){var m=w.groupId||"";w.id=l[m]=l[m]||0,l[m]++})}function I(s,l,w){var m=s[l],h=s[w];R(m,h)}function R(s,l){var w=l.startPTS;if(Object(W.isFiniteNumber)(w)){var m=0,h;l.sn>s.sn?(m=w-s.start,h=s):(m=s.start-w,h=l),h.duration!==m&&(h.duration=m)}else if(l.sn>s.sn){var C=s.cc===l.cc;C&&s.minEndPTS?l.start=s.start+(s.minEndPTS-s.start):l.start=s.start+s.duration}else l.start=Math.max(s.start-l.duration,0)}function _(s,l,w,m,h,C){var v=m-w;v<=0&&(M.logger.warn("Fragment should have a positive duration",l),m=w+l.duration,C=h+l.duration);var c=w,f=m,d=l.startPTS,a=l.endPTS;if(Object(W.isFiniteNumber)(d)){var b=Math.abs(d-w);Object(W.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(b,l.deltaPTS):l.deltaPTS=b,c=Math.max(w,d),w=Math.min(w,d),h=Math.min(h,l.startDTS),f=Math.min(m,a),m=Math.max(m,a),C=Math.max(C,l.endDTS)}l.duration=m-w;var p=w-l.start;l.appendedPTS=m,l.start=l.startPTS=w,l.maxStartPTS=c,l.startDTS=h,l.endPTS=m,l.minEndPTS=f,l.endDTS=C;var x=l.sn;if(!s||x<s.startSN||x>s.endSN)return 0;var P,N=x-s.startSN,K=s.fragments;for(K[N]=l,P=N;P>0;P--)R(K[P],K[P-1]);for(P=N;P<K.length-1;P++)R(K[P],K[P+1]);return s.fragmentHint&&R(K[K.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,p}function g(s,l){for(var w=null,m=s.fragments,h=m.length-1;h>=0;h--){var C=m[h].initSegment;if(C){w=C;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var v=0,c;if(A(s,l,function(P,N){P.relurl&&(v=P.cc-N.cc),Object(W.isFiniteNumber)(P.startPTS)&&Object(W.isFiniteNumber)(P.endPTS)&&(N.start=N.startPTS=P.startPTS,N.startDTS=P.startDTS,N.appendedPTS=P.appendedPTS,N.maxStartPTS=P.maxStartPTS,N.endPTS=P.endPTS,N.endDTS=P.endDTS,N.minEndPTS=P.minEndPTS,N.duration=P.endPTS-P.startPTS,N.duration&&(c=N),l.PTSKnown=l.alignedSliding=!0),N.elementaryStreams=P.elementaryStreams,N.loader=P.loader,N.stats=P.stats,N.urlId=P.urlId,P.initSegment&&(N.initSegment=P.initSegment,w=P.initSegment)}),w){var f=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;f.forEach(function(P){var N;(!P.initSegment||P.initSegment.relurl===((N=w)===null||N===void 0?void 0:N.relurl))&&(P.initSegment=w)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(P){return!P}),l.deltaUpdateFailed)){M.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var d=l.skippedSegments;d--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var a=l.fragments;if(v){M.logger.warn("discontinuity sliding from playlist, take drift into account");for(var b=0;b<a.length;b++)a[b].cc+=v}l.skippedSegments&&(l.startCC=l.fragments[0].cc),T(s.partList,l.partList,function(P,N){N.elementaryStreams=P.elementaryStreams,N.stats=P.stats}),c?_(l,c,c.startPTS,c.endPTS,c.startDTS,c.endDTS):L(s,l),a.length&&(l.totalduration=l.edge-a[0].start),l.driftStartTime=s.driftStartTime,l.driftStart=s.driftStart;var p=l.advancedDateTime;if(l.advanced&&p){var x=l.edge;l.driftStart||(l.driftStartTime=p,l.driftStart=x),l.driftEndTime=p,l.driftEnd=x}else l.driftEndTime=s.driftEndTime,l.driftEnd=s.driftEnd,l.advancedDateTime=s.advancedDateTime}function T(s,l,w){if(s&&l)for(var m=0,h=0,C=s.length;h<=C;h++){var v=s[h],c=l[h+m];v&&c&&v.index===c.index&&v.fragment.sn===c.fragment.sn?w(v,c):m--}}function A(s,l,w){for(var m=l.skippedSegments,h=Math.max(s.startSN,l.startSN)-l.startSN,C=(s.fragmentHint?1:0)+(m?l.endSN:Math.min(s.endSN,l.endSN))-l.startSN,v=l.startSN-s.startSN,c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,f=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,d=h;d<=C;d++){var a=f[v+d],b=c[d];m&&!b&&d<m&&(b=l.fragments[d]=a),a&&b&&w(a,b)}}function L(s,l){var w=l.startSN+l.skippedSegments-s.startSN,m=s.fragments;if(w<0||w>=m.length)return;S(l,m[w].start)}function S(s,l){if(l){for(var w=s.fragments,m=s.skippedSegments;m<w.length;m++)w[m].start+=l;s.fragmentHint&&(s.fragmentHint.start+=l)}}function y(s,l){var w=1e3*s.levelTargetDuration,m=w/2,h=s.age,C=h>0&&h<w*3,v=l.loading.end-l.loading.start,c,f=s.availabilityDelay;if(s.updated===!1)if(C){var d=333*s.misses;c=Math.max(Math.min(m,v*2),d),s.availabilityDelay=(s.availabilityDelay||0)+c}else c=m;else C?(f=Math.min(f||w/2,h),s.availabilityDelay=f,c=f+w-h):c=w-v;return Math.round(c)}function u(s,l,w){if(!s||!s.details)return null;var m=s.details,h=m.fragments[l-m.startSN];return h||(h=m.fragmentHint,h&&h.sn===l?h:l<m.startSN&&w&&w.sn===l?w:null)}function o(s,l,w){if(!s||!s.details)return null;var m=s.details.partList;if(m)for(var h=m.length;h--;){var C=m[h];if(C.index===w&&C.fragment.sn===l)return C}return null}},"./src/controller/stream-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return m});var W=D("./src/polyfills/number.ts"),M=D("./src/controller/base-stream-controller.ts"),O=D("./src/is-supported.ts"),F=D("./src/events.ts"),I=D("./src/utils/buffer-helper.ts"),R=D("./src/controller/fragment-tracker.ts"),_=D("./src/types/loader.ts"),g=D("./src/loader/fragment.ts"),T=D("./src/demux/transmuxer-interface.ts"),A=D("./src/types/transmuxer.ts"),L=D("./src/controller/gap-controller.ts"),S=D("./src/errors.ts"),y=D("./src/utils/logger.ts");function u(h,C){for(var v=0;v<C.length;v++){var c=C[v];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(h,c.key,c)}}function o(h,C,v){return C&&u(h.prototype,C),v&&u(h,v),h}function s(h,C){h.prototype=Object.create(C.prototype),h.prototype.constructor=h,l(h,C)}function l(h,C){return l=Object.setPrototypeOf||function(c,f){return c.__proto__=f,c},l(h,C)}var w=100,m=function(h){s(C,h);function C(c,f){var d;return d=h.call(this,c,f,"[stream-controller]")||this,d.audioCodecSwap=!1,d.gapController=null,d.level=-1,d._forceStartLoad=!1,d.altAudio=!1,d.audioOnly=!1,d.fragPlaying=null,d.onvplaying=null,d.onvseeked=null,d.fragLastKbps=0,d.stalled=!1,d.couldBacktrack=!1,d.audioCodecSwitch=!1,d.videoBuffer=null,d._registerListeners(),d}var v=C.prototype;return v._registerListeners=function(){var f=this.hls;f.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),f.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.on(F.Events.ERROR,this.onError,this),f.on(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(F.Events.BUFFER_CREATED,this.onBufferCreated,this),f.on(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.on(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},v._unregisterListeners=function(){var f=this.hls;f.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.off(F.Events.ERROR,this.onError,this),f.off(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(F.Events.BUFFER_CREATED,this.onBufferCreated,this),f.off(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.off(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},v.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},v.startLoad=function(f){if(this.levels){var d=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var b=a.startLevel;b===-1&&(a.config.testBandwidth?(b=0,this.bitrateTest=!0):b=a.nextAutoLevel),this.level=a.nextLoadLevel=b,this.loadedmetadata=!1}d>0&&f===-1&&(this.log("Override startPosition with lastCurrentTime @"+d.toFixed(3)),f=d),this.state=M.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=f,this.tick()}else this._forceStartLoad=!0,this.state=M.State.STOPPED},v.stopLoad=function(){this._forceStartLoad=!1,h.prototype.stopLoad.call(this)},v.doTick=function(){switch(this.state){case M.State.IDLE:this.doTickIdle();break;case M.State.WAITING_LEVEL:{var f,d=this.levels,a=this.level,b=d==null||((f=d[a])===null||f===void 0)?void 0:f.details;if(b&&(!b.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(b))break;this.state=M.State.IDLE;break}break}case M.State.FRAG_LOADING_WAITING_RETRY:{var p,x=self.performance.now(),P=this.retryDate;(!P||x>=P||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=M.State.IDLE)}break;default:break}this.onTickEnd()},v.onTickEnd=function(){h.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},v.doTickIdle=function(){var f,d,a=this.hls,b=this.levelLastLoaded,p=this.levels,x=this.media,P=a.config,N=a.nextLoadLevel;if(b===null||!x&&(this.startFragRequested||!P.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[N])return;var K=p[N];this.level=a.nextLoadLevel=N;var V=K.details;if(!V||this.state===M.State.WAITING_LEVEL||V.live&&this.levelLastLoaded!==N){this.state=M.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:x,_.PlaylistLevelType.MAIN);if(B===null)return;var U=B.len,Y=this.getMaxBufferLength(K.maxBitrate);if(U>=Y)return;if(this._streamEnded(B,V)){var ee={};this.altAudio&&(ee.type="video"),this.hls.trigger(F.Events.BUFFER_EOS,ee),this.state=M.State.ENDED;return}var oe=B.end,de=this.getNextFragment(oe,V);if(this.couldBacktrack&&!this.fragPrevious&&de&&de.sn!=="initSegment"){var Te=de.sn-V.startSN;Te>1&&(de=V.fragments[Te-1],this.fragmentTracker.removeFragment(de))}if(de&&this.fragmentTracker.getState(de)===R.FragmentState.OK&&this.nextLoadPosition>oe){var ge=this.audioOnly&&!this.altAudio?g.ElementaryStreamTypes.AUDIO:g.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(x,ge,_.PlaylistLevelType.MAIN),de=this.getNextFragment(this.nextLoadPosition,V)}if(!de)return;de.initSegment&&!de.initSegment.data&&!this.bitrateTest&&(de=de.initSegment),((f=de.decryptdata)===null||f===void 0?void 0:f.keyFormat)==="identity"&&!((d=de.decryptdata)!==null&&d!==void 0&&d.key)?this.loadKey(de,V):this.loadFragment(de,V,oe)},v.loadFragment=function(f,d,a){var b,p=this.fragmentTracker.getState(f);if(this.fragCurrent=f,p===R.FragmentState.BACKTRACKED){var x=this.fragmentTracker.getBacktrackData(f);if(x){this._handleFragmentLoadProgress(x),this._handleFragmentLoadComplete(x);return}else p=R.FragmentState.NOT_LOADED}p===R.FragmentState.NOT_LOADED||p===R.FragmentState.PARTIAL?f.sn==="initSegment"?this._loadInitSegment(f):this.bitrateTest?(f.bitrateTest=!0,this.log("Fragment "+f.sn+" of level "+f.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(f)):(this.startFragRequested=!0,h.prototype.loadFragment.call(this,f,d,a)):p===R.FragmentState.APPENDING?this.reduceMaxBufferLength(f.duration)&&this.fragmentTracker.removeFragment(f):((b=this.media)===null||b===void 0?void 0:b.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},v.getAppendedFrag=function(f){var d=this.fragmentTracker.getAppendedFrag(f,_.PlaylistLevelType.MAIN);return d&&"fragment"in d?d.fragment:d},v.getBufferedFrag=function(f){return this.fragmentTracker.getBufferedFrag(f,_.PlaylistLevelType.MAIN)},v.followingBufferedFrag=function(f){return f?this.getBufferedFrag(f.end+.5):null},v.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},v.nextLevelSwitch=function(){var f=this.levels,d=this.media;if(d!=null&&d.readyState){var a,b=this.getAppendedFrag(d.currentTime);if(b&&b.start>1&&this.flushMainBuffer(0,b.start-1),!d.paused&&f){var p=this.hls.nextLoadLevel,x=f[p],P=this.fragLastKbps;P&&this.fragCurrent?a=this.fragCurrent.duration*x.maxBitrate/(1e3*P)+1:a=0}else a=0;var N=this.getBufferedFrag(d.currentTime+a);if(N){var K=this.followingBufferedFrag(N);if(K){this.abortCurrentFrag();var V=K.maxStartPTS?K.maxStartPTS:K.start,B=K.duration,U=Math.max(N.end,V+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(U,Number.POSITIVE_INFINITY)}}}},v.abortCurrentFrag=function(){var f=this.fragCurrent;this.fragCurrent=null,f!=null&&f.loader&&f.loader.abort(),this.state===M.State.KEY_LOADING&&(this.state=M.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},v.flushMainBuffer=function(f,d){h.prototype.flushMainBuffer.call(this,f,d,this.altAudio?"video":null)},v.onMediaAttached=function(f,d){h.prototype.onMediaAttached.call(this,f,d);var a=d.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new L.default(this.config,a,this.fragmentTracker,this.hls)},v.onMediaDetaching=function(){var f=this.media;f&&(f.removeEventListener("playing",this.onvplaying),f.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),h.prototype.onMediaDetaching.call(this)},v.onMediaPlaying=function(){this.tick()},v.onMediaSeeked=function(){var f=this.media,d=f?f.currentTime:null;Object(W.isFiniteNumber)(d)&&this.log("Media seeked to "+d.toFixed(3)),this.tick()},v.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(F.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},v.onManifestParsed=function(f,d){var a=!1,b=!1,p;d.levels.forEach(function(x){p=x.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(b=!0))}),this.audioCodecSwitch=a&&b&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=d.levels,this.startFragRequested=!1},v.onLevelLoading=function(f,d){var a=this.levels;if(!a||this.state!==M.State.IDLE)return;var b=a[d.level];(!b.details||b.details.live&&this.levelLastLoaded!==d.level||this.waitForCdnTuneIn(b.details))&&(this.state=M.State.WAITING_LEVEL)},v.onLevelLoaded=function(f,d){var a,b=this.levels,p=d.level,x=d.details,P=x.totalduration;if(!b){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+x.startSN+","+x.endSN+"], cc ["+x.startCC+", "+x.endCC+"] duration:"+P);var N=this.fragCurrent;N&&(this.state===M.State.FRAG_LOADING||this.state===M.State.FRAG_LOADING_WAITING_RETRY)&&(N.level!==d.level&&N.loader&&(this.state=M.State.IDLE,N.loader.abort()));var K=b[p],V=0;if(x.live||(a=K.details)!==null&&a!==void 0&&a.live){if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed)return;V=this.alignPlaylists(x,K.details)}if(K.details=x,this.levelLastLoaded=p,this.hls.trigger(F.Events.LEVEL_UPDATED,{details:x,level:p}),this.state===M.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(x))return;this.state=M.State.IDLE}this.startFragRequested?x.live&&this.synchronizeToLiveEdge(x):this.setStartPosition(x,V),this.tick()},v._handleFragmentLoadProgress=function(f){var d,a=f.frag,b=f.part,p=f.payload,x=this.levels;if(!x){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var P=x[a.level],N=P.details;if(!N){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var K=P.videoCodec,V=N.PTSKnown||!N.live,B=(d=a.initSegment)===null||d===void 0?void 0:d.data,U=this._getAudioCodec(P),Y=this.transmuxer=this.transmuxer||new T.default(this.hls,_.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),ee=b?b.index:-1,oe=ee!==-1,de=new A.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,ee,oe),Te=this.initPTS[a.cc];Y.push(p,B,U,K,a,b,N.totalduration,V,de,Te)},v.onAudioTrackSwitching=function(f,d){var a=this.altAudio,b=!!d.url,p=d.id;if(!b){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var x=this.fragCurrent;x!=null&&x.loader&&(this.log("Switching to main audio track, cancel main fragment load"),x.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var P=this.hls;a&&P.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),P.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:p})}},v.onAudioTrackSwitched=function(f,d){var a=d.id,b=!!this.hls.audioTracks[a].url;if(b){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=b,this.tick()},v.onBufferCreated=function(f,d){var a=d.tracks,b,p,x=!1;for(var P in a){var N=a[P];if(N.id==="main"){if(p=P,b=N,P==="video"){var K=a[P];K&&(this.videoBuffer=K.buffer)}}else x=!0}x&&b?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=b.buffer):this.mediaBuffer=this.media},v.onFragBuffered=function(f,d){var a=d.frag,b=d.part;if(a&&a.type!==_.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(b?" p: "+b.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===M.State.PARSED&&(this.state=M.State.IDLE);return}var p=b?b.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,b)},v.onError=function(f,d){switch(d.details){case S.ErrorDetails.FRAG_LOAD_ERROR:case S.ErrorDetails.FRAG_LOAD_TIMEOUT:case S.ErrorDetails.KEY_LOAD_ERROR:case S.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.PlaylistLevelType.MAIN,d);break;case S.ErrorDetails.LEVEL_LOAD_ERROR:case S.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==M.State.ERROR&&(d.fatal?(this.warn(""+d.details),this.state=M.State.ERROR):!d.levelRetry&&this.state===M.State.WAITING_LEVEL&&(this.state=M.State.IDLE));break;case S.ErrorDetails.BUFFER_FULL_ERROR:if(d.parent==="main"&&(this.state===M.State.PARSING||this.state===M.State.PARSED)){var a=!0,b=this.getFwdBufferInfo(this.media,_.PlaylistLevelType.MAIN);b&&b.len>.5&&(a=!this.reduceMaxBufferLength(b.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},v.checkBuffer=function(){var f=this.media,d=this.gapController;if(!f||!d||!f.readyState)return;var a=I.BufferHelper.getBuffered(f);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):d.poll(this.lastCurrentTime),this.lastCurrentTime=f.currentTime},v.onFragLoadEmergencyAborted=function(){this.state=M.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},v.onBufferFlushed=function(f,d){var a=d.type;if(a!==g.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var b=(a===g.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(b,a,_.PlaylistLevelType.MAIN)}},v.onLevelsUpdated=function(f,d){this.levels=d.levels},v.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},v.seekToStartPos=function(){var f=this.media,d=f.currentTime,a=this.startPosition;if(a>=0&&d<a){if(f.seeking){y.logger.log("could not seek to "+a+", already seeking at "+d);return}var b=I.BufferHelper.getBuffered(f),p=b.length?b.start(0):0,x=p-a;x>0&&(x<this.config.maxBufferHole||x<this.config.maxFragLookUpTolerance)&&(y.logger.log("adjusting start position by "+x+" to match buffer start"),a+=x,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+d),f.currentTime=a}},v._getAudioCodec=function(f){var d=this.config.defaultAudioCodec||f.audioCodec;return this.audioCodecSwap&&d&&(this.log("Swapping audio codec"),d.indexOf("mp4a.40.5")!==-1?d="mp4a.40.2":d="mp4a.40.5"),d},v._loadBitrateTestFrag=function(f){var d=this;this._doFragLoad(f).then(function(a){var b=d.hls;if(!a||b.nextLoadLevel||d.fragContextChanged(f))return;d.fragLoadError=0,d.state=M.State.IDLE,d.startFragRequested=!1,d.bitrateTest=!1;var p=f.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),b.trigger(F.Events.FRAG_LOADED,a)})},v._handleTransmuxComplete=function(f){var d,a="main",b=this.hls,p=f.remuxResult,x=f.chunkMeta,P=this.getCurrentContext(x);if(!P){this.warn("The loading context changed while buffering fragment "+x.sn+" of level "+x.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(x.level);return}var N=P.frag,K=P.part,V=P.level,B=p.video,U=p.text,Y=p.id3,ee=p.initSegment,oe=this.altAudio?void 0:p.audio;if(this.fragContextChanged(N))return;if(this.state=M.State.PARSING,ee){ee.tracks&&(this._bufferInitSegment(V,ee.tracks,N,x),b.trigger(F.Events.FRAG_PARSING_INIT_SEGMENT,{frag:N,id:a,tracks:ee.tracks}));var de=ee.initPTS,Te=ee.timescale;Object(W.isFiniteNumber)(de)&&(this.initPTS[N.cc]=de,b.trigger(F.Events.INIT_PTS_FOUND,{frag:N,id:a,initPTS:de,timescale:Te}))}if(B&&p.independent!==!1){if(V.details){var ge=B.startPTS,pe=B.endPTS,fe=B.startDTS,me=B.endDTS;if(K)K.elementaryStreams[B.type]={startPTS:ge,endPTS:pe,startDTS:fe,endDTS:me};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var ae=this.getLoadPosition()+this.config.maxBufferHole;if(ae<ge){this.backtrack(N);return}N.setElementaryStreamInfo(B.type,N.start,pe,N.start,me,!0)}N.setElementaryStreamInfo(B.type,ge,pe,fe,me),this.bufferFragmentData(B,N,K,x)}}else if(p.independent===!1){this.backtrack(N);return}if(oe){var ue=oe.startPTS,Ee=oe.endPTS,Ie=oe.startDTS,ke=oe.endDTS;K&&(K.elementaryStreams[g.ElementaryStreamTypes.AUDIO]={startPTS:ue,endPTS:Ee,startDTS:Ie,endDTS:ke}),N.setElementaryStreamInfo(g.ElementaryStreamTypes.AUDIO,ue,Ee,Ie,ke),this.bufferFragmentData(oe,N,K,x)}if(Y!=null&&(d=Y.samples)!==null&&d!==void 0&&d.length){var Xe={frag:N,id:a,samples:Y.samples};b.trigger(F.Events.FRAG_PARSING_METADATA,Xe)}if(U){var Ne={frag:N,id:a,samples:U.samples};b.trigger(F.Events.FRAG_PARSING_USERDATA,Ne)}},v._bufferInitSegment=function(f,d,a,b){var p=this;if(this.state!==M.State.PARSING)return;this.audioOnly=!!d.audio&&!d.video,this.altAudio&&!this.audioOnly&&delete d.audio;var x=d.audio,P=d.video,N=d.audiovideo;if(x){var K=f.audioCodec,V=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(K&&(K.indexOf("mp4a.40.5")!==-1?K="mp4a.40.2":K="mp4a.40.5"),x.metadata.channelCount!==1&&V.indexOf("firefox")===-1&&(K="mp4a.40.5")),V.indexOf("android")!==-1&&x.container!=="audio/mpeg"&&(K="mp4a.40.2",this.log("Android: force audio codec to "+K)),f.audioCodec&&f.audioCodec!==K&&this.log('Swapping manifest audio codec "'+f.audioCodec+'" for "'+K+'"'),x.levelCodec=K,x.id="main",this.log("Init audio buffer, container:"+x.container+", codecs[selected/level/parsed]=["+(K||"")+"/"+(f.audioCodec||"")+"/"+x.codec+"]")}P&&(P.levelCodec=f.videoCodec,P.id="main",this.log("Init video buffer, container:"+P.container+", codecs[level/parsed]=["+(f.videoCodec||"")+"/"+P.codec+"]")),N&&this.log("Init audiovideo buffer, container:"+N.container+", codecs[level/parsed]=["+(f.attrs.CODECS||"")+"/"+N.codec+"]"),this.hls.trigger(F.Events.BUFFER_CODECS,d),Object.keys(d).forEach(function(B){var U=d[B],Y=U.initSegment;Y!=null&&Y.byteLength&&p.hls.trigger(F.Events.BUFFER_APPENDING,{type:B,data:Y,frag:a,part:null,chunkMeta:b,parent:a.type})}),this.tick()},v.backtrack=function(f){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(f);var d=this.fragmentTracker.backtrack(f);this.fragPrevious=null,this.nextLoadPosition=f.start,d?this.resetFragmentLoading(f):this.state=M.State.BACKTRACKING},v.checkFragmentChanged=function(){var f=this.media,d=null;if(f&&f.readyState>1&&f.seeking===!1){var a=f.currentTime;if(I.BufferHelper.isBuffered(f,a)?d=this.getAppendedFrag(a):I.BufferHelper.isBuffered(f,a+.1)&&(d=this.getAppendedFrag(a+.1)),d){var b=this.fragPlaying,p=d.level;(!b||d.sn!==b.sn||b.level!==p||d.urlId!==b.urlId)&&(this.hls.trigger(F.Events.FRAG_CHANGED,{frag:d}),(!b||b.level!==p)&&this.hls.trigger(F.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=d)}}},o(C,[{key:"nextLevel",get:function(){var f=this.nextBufferedFrag;return f?f.level:-1}},{key:"currentLevel",get:function(){var f=this.media;if(f){var d=this.getAppendedFrag(f.currentTime);if(d)return d.level}return-1}},{key:"nextBufferedFrag",get:function(){var f=this.media;if(f){var d=this.getAppendedFrag(f.currentTime);return this.followingBufferedFrag(d)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),C}(M.default)},"./src/controller/subtitle-stream-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"SubtitleStreamController",function(){return s});var W=D("./src/events.ts"),M=D("./src/utils/logger.ts"),O=D("./src/utils/buffer-helper.ts"),F=D("./src/controller/fragment-finders.ts"),I=D("./src/utils/discontinuities.ts"),R=D("./src/controller/level-helper.ts"),_=D("./src/controller/fragment-tracker.ts"),g=D("./src/controller/base-stream-controller.ts"),T=D("./src/types/loader.ts"),A=D("./src/types/level.ts");function L(l,w){for(var m=0;m<w.length;m++){var h=w[m];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(l,h.key,h)}}function S(l,w,m){return w&&L(l.prototype,w),m&&L(l,m),l}function y(l,w){l.prototype=Object.create(w.prototype),l.prototype.constructor=l,u(l,w)}function u(l,w){return u=Object.setPrototypeOf||function(h,C){return h.__proto__=C,h},u(l,w)}var o=500,s=function(l){y(w,l);function w(h,C){var v;return v=l.call(this,h,C,"[subtitle-stream-controller]")||this,v.levels=[],v.currentTrackId=-1,v.tracksBuffered=[],v.mainDetails=null,v._registerListeners(),v}var m=w.prototype;return m.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},m._registerListeners=function(){var C=this.hls;C.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.on(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.on(W.Events.ERROR,this.onError,this),C.on(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.on(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.on(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.on(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},m._unregisterListeners=function(){var C=this.hls;C.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.off(W.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.off(W.Events.ERROR,this.onError,this),C.off(W.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.off(W.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.off(W.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.off(W.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},m.startLoad=function(){this.stopLoad(),this.state=g.State.IDLE,this.setInterval(o),this.tick()},m.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},m.onLevelLoaded=function(C,v){this.mainDetails=v.details},m.onSubtitleFragProcessed=function(C,v){var c=v.frag,f=v.success;if(this.fragPrevious=c,this.state=g.State.IDLE,!f)return;var d=this.tracksBuffered[this.currentTrackId];if(!d)return;for(var a,b=c.start,p=0;p<d.length;p++)if(b>=d[p].start&&b<=d[p].end){a=d[p];break}var x=c.start+c.duration;a?a.end=x:(a={start:b,end:x},d.push(a)),this.fragmentTracker.fragBuffered(c)},m.onBufferFlushing=function(C,v){var c=v.startOffset,f=v.endOffset;if(c===0&&f!==Number.POSITIVE_INFINITY){var d=this.currentTrackId,a=this.levels;if(!a.length||!a[d]||!a[d].details)return;var b=a[d].details,p=b.targetduration,x=f-p;if(x<=0)return;v.endOffsetSubtitles=Math.max(0,x),this.tracksBuffered.forEach(function(P){for(var N=0;N<P.length;){if(P[N].end<=x){P.shift();continue}else if(P[N].start<x)P[N].start=x;else break;N++}}),this.fragmentTracker.removeFragmentsInRange(c,x,T.PlaylistLevelType.SUBTITLE)}},m.onError=function(C,v){var c,f=v.frag;if(!f||f.type!==T.PlaylistLevelType.SUBTITLE)return;(c=this.fragCurrent)!==null&&c!==void 0&&c.loader&&this.fragCurrent.loader.abort(),this.state=g.State.IDLE},m.onSubtitleTracksUpdated=function(C,v){var c=this,f=v.subtitleTracks;this.tracksBuffered=[],this.levels=f.map(function(d){return new A.Level(d)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(d){c.tracksBuffered[d.id]=[]}),this.mediaBuffer=null},m.onSubtitleTrackSwitch=function(C,v){if(this.currentTrackId=v.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var c=this.levels[this.currentTrackId];c!=null&&c.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,c&&this.setInterval(o)},m.onSubtitleTrackLoaded=function(C,v){var c,f=v.details,d=v.id,a=this.currentTrackId,b=this.levels;if(!b.length)return;var p=b[a];if(d>=b.length||d!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,f.live||(c=p.details)!==null&&c!==void 0&&c.live){var x=this.mainDetails;if(f.deltaUpdateFailed||!x)return;var P=x.fragments[0];if(!p.details)f.hasProgramDateTime&&x.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(f,x):P&&Object(R.addSliding)(f,P.start);else{var N=this.alignPlaylists(f,p.details);N===0&&P&&Object(R.addSliding)(f,P.start)}}if(p.details=f,this.levelLastLoaded=d,this.tick(),f.live&&!this.fragCurrent&&this.media&&this.state===g.State.IDLE){var K=Object(F.findFragmentByPTS)(null,f.fragments,this.media.currentTime,0);K||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},m._handleFragmentLoadComplete=function(C){var v=C.frag,c=C.payload,f=v.decryptdata,d=this.hls;if(this.fragContextChanged(v))return;if(c&&c.byteLength>0&&f&&f.key&&f.iv&&f.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(c),f.key.buffer,f.iv.buffer).then(function(b){var p=performance.now();d.trigger(W.Events.FRAG_DECRYPTED,{frag:v,payload:b,stats:{tstart:a,tdecrypt:p}})})}},m.doTick=function(){if(!this.media){this.state=g.State.IDLE;return}if(this.state===g.State.IDLE){var C,v=this.currentTrackId,c=this.levels;if(!c.length||!c[v]||!c[v].details)return;var f=c[v].details,d=f.targetduration,a=this.config,b=this.media,p=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,b.currentTime-d,a.maxBufferHole),x=p.end,P=p.len,N=this.getMaxBufferLength()+d;if(P>N)return;console.assert(f,"Subtitle track details are defined on idle subtitle stream controller tick");var K=f.fragments,V=K.length,B=f.edge,U,Y=this.fragPrevious;if(x<B){var ee=a.maxFragLookUpTolerance;Y&&f.hasProgramDateTime&&(U=Object(F.findFragmentByPDT)(K,Y.endProgramDateTime,ee)),U||(U=Object(F.findFragmentByPTS)(Y,K,x,ee),!U&&Y&&Y.start<K[0].start&&(U=K[0]))}else U=K[V-1];(C=U)!==null&&C!==void 0&&C.encrypted?(M.logger.log("Loading key for "+U.sn),this.state=g.State.KEY_LOADING,this.hls.trigger(W.Events.KEY_LOADING,{frag:U})):U&&this.fragmentTracker.getState(U)===_.FragmentState.NOT_LOADED&&this.loadFragment(U,f,x)}},m.loadFragment=function(C,v,c){this.fragCurrent=C,l.prototype.loadFragment.call(this,C,v,c)},S(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(g.default)},"./src/controller/subtitle-track-controller.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/events.ts"),M=D("./src/utils/texttrack-utils.ts"),O=D("./src/controller/base-playlist-controller.ts"),F=D("./src/types/loader.ts");function I(L,S){for(var y=0;y<S.length;y++){var u=S[y];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(L,u.key,u)}}function R(L,S,y){return S&&I(L.prototype,S),y&&I(L,y),L}function _(L,S){L.prototype=Object.create(S.prototype),L.prototype.constructor=L,g(L,S)}function g(L,S){return g=Object.setPrototypeOf||function(u,o){return u.__proto__=o,u},g(L,S)}var T=function(L){_(S,L);function S(u){var o;return o=L.call(this,u,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var y=S.prototype;return y.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,L.prototype.destroy.call(this)},y.registerListeners=function(){var o=this.hls;o.on(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(W.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){var o=this.hls;o.off(W.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(W.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(W.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(W.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(W.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(W.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(W.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(W.Events.ERROR,this.onError,this)},y.onMediaAttached=function(o,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},y.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},y.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=A(this.media.textTracks);o.forEach(function(s){Object(M.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},y.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},y.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},y.onSubtitleTrackLoaded=function(o,s){var l=s.id,w=s.details,m=this.trackId,h=this.tracksInGroup[m];if(!h){this.warn("Invalid subtitle track id "+l);return}var C=h.details;h.details=s.details,this.log("subtitle track "+l+" loaded ["+w.startSN+"-"+w.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,s,C))},y.onLevelLoading=function(o,s){this.switchLevel(s.level)},y.onLevelSwitching=function(o,s){this.switchLevel(s.level)},y.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var l=s.textGroupIds[s.urlId];if(this.groupId!==l){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,m=this.tracks.filter(function(v){return!l||v.groupId===l});this.tracksInGroup=m;var h=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=l;var C={subtitleTracks:m};this.log("Updating subtitle tracks, "+m.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(W.Events.SUBTITLE_TRACKS_UPDATED,C),h!==-1&&this.setSubtitleTrack(h,w)}},y.findTrackId=function(o){for(var s=this.tracksInGroup,l=0;l<s.length;l++){var w=s[l];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},y.onError=function(o,s){if(L.prototype.onError.call(this,o,s),s.fatal||!s.context)return;s.context.type===F.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},y.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var l=s.id,w=s.groupId,m=s.url;if(o)try{m=o.addDirectives(m)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(W.Events.SUBTITLE_TRACK_LOADING,{url:m,id:l,groupId:w,deliveryDirectives:o||null})}},y.toggleTrackModes=function(o){var s=this,l=this.media,w=this.subtitleDisplay,m=this.trackId;if(!l)return;var h=A(l.textTracks),C=h.filter(function(f){return f.groupId===s.groupId});if(o===-1)[].slice.call(h).forEach(function(f){f.mode="disabled"});else{var v=C[m];v&&(v.mode="disabled")}var c=C[o];c&&(c.mode=w?"showing":"hidden")},y.setSubtitleTrack=function(o,s){var l,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(l=w[o])!==null&&l!==void 0&&l.details)||o<-1||o>=w.length)return;this.clearTimer();var m=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,m){var h=m.id,C=m.groupId,v=C===void 0?"":C,c=m.name,f=m.type,d=m.url;this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:h,groupId:v,name:c,type:f,url:d});var a=this.switchParams(m.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(W.Events.SUBTITLE_TRACK_SWITCH,{id:o})},y.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=A(this.media.textTracks),l=0;l<s.length;l++)if(s[l].mode==="hidden")o=l;else if(s[l].mode==="showing"){o=l;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},R(S,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,s)}}]),S}(O.default);function A(L){for(var S=[],y=0;y<L.length;y++){var u=L[y];u.kind==="subtitles"&&u.label&&S.push(L[y])}return S}G.default=T},"./src/controller/timeline-controller.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"TimelineController",function(){return A});var W=D("./src/polyfills/number.ts"),M=D("./src/events.ts"),O=D("./src/utils/cea-608-parser.ts"),F=D("./src/utils/output-filter.ts"),I=D("./src/utils/webvtt-parser.ts"),R=D("./src/utils/texttrack-utils.ts"),_=D("./src/utils/imsc1-ttml-parser.ts"),g=D("./src/types/loader.ts"),T=D("./src/utils/logger.ts"),A=function(){function u(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=y(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var l=new F.default(this,"textTrack1"),w=new F.default(this,"textTrack2"),m=new F.default(this,"textTrack3"),h=new F.default(this,"textTrack4");this.cea608Parser1=new O.default(1,l,w),this.cea608Parser2=new O.default(3,m,h)}s.on(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(M.Events.FRAG_LOADING,this.onFragLoading,this),s.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=u.prototype;return o.destroy=function(){var l=this.hls;l.off(M.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(M.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(M.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(M.Events.FRAG_LOADING,this.onFragLoading,this),l.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(M.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(M.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(M.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(M.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(l,w,m,h,C){for(var v=!1,c=C.length;c--;){var f=C[c],d=S(f[0],f[1],w,m);if(d>=0&&(f[0]=Math.min(f[0],w),f[1]=Math.max(f[1],m),v=!0,d/(m-w)>.5))return}if(v||C.push([w,m]),this.config.renderTextTracksNatively){var a=this.captionsTracks[l];this.Cues.newCue(a,w,m,h)}else{var b=this.Cues.newCue(null,w,m,h);this.hls.trigger(M.Events.CUES_PARSED,{type:"captions",cues:b,track:l})}},o.onInitPtsFound=function(l,w){var m=this,h=w.frag,C=w.id,v=w.initPTS,c=w.timescale,f=this.unparsedVttFrags;C==="main"&&(this.initPTS[h.cc]=v,this.timescale[h.cc]=c),f.length&&(this.unparsedVttFrags=[],f.forEach(function(d){m.onFragLoaded(M.Events.FRAG_LOADED,d)}))},o.getExistingTrack=function(l){var w=this.media;if(w)for(var m=0;m<w.textTracks.length;m++){var h=w.textTracks[m];if(h[l])return h}return null},o.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},o.createNativeTrack=function(l){if(this.captionsTracks[l])return;var w=this.captionsProperties,m=this.captionsTracks,h=this.media,C=w[l],v=C.label,c=C.languageCode,f=this.getExistingTrack(l);if(f)m[l]=f,Object(R.clearCurrentCues)(m[l]),Object(R.sendAddTrackEvent)(m[l],h);else{var d=this.createTextTrack("captions",v,c);d&&(d[l]=!0,m[l]=d)}},o.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var w=this.captionsProperties[l];if(!w)return;var m=w.label,h={_id:l,label:m,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[l]=h,this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[h]})},o.createTextTrack=function(l,w,m){var h=this.media;return h?h.addTextTrack(l,w,m):void 0},o.onMediaAttaching=function(l,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(w){Object(R.clearCurrentCues)(l[w]),delete l[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=y(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var l=this.media;if(!l)return;var w=l.textTracks;if(w)for(var m=0;m<w.length;m++)Object(R.clearCurrentCues)(w[m])},o.onSubtitleTracksUpdated=function(l,w){var m=this;this.textTracks=[];var h=w.subtitleTracks||[],C=h.some(function(d){return d.textCodec===_.IMSC1_CODEC});if(this.config.enableWebVTT||C&&this.config.enableIMSC1){var v=this.tracks&&h&&this.tracks.length===h.length;if(this.tracks=h||[],this.config.renderTextTracksNatively){var c=this.media?this.media.textTracks:[];this.tracks.forEach(function(d,a){var b;if(a<c.length){for(var p=null,x=0;x<c.length;x++)if(L(c[x],d)){p=c[x];break}p&&(b=p)}b?Object(R.clearCurrentCues)(b):(b=m.createTextTrack("subtitles",d.name,d.lang),b&&(b.mode="disabled")),b&&(b.groupId=d.groupId,m.textTracks.push(b))})}else if(!v&&this.tracks&&this.tracks.length){var f=this.tracks.map(function(d){return{label:d.name,kind:d.type.toLowerCase(),default:d.default,subtitleTrack:d}});this.hls.trigger(M.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:f})}}},o.onManifestLoaded=function(l,w){var m=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(h){var C=/(?:CC|SERVICE)([1-4])/.exec(h.instreamId);if(!C)return;var v="textTrack"+C[1],c=m.captionsProperties[v];if(!c)return;c.label=h.name,h.lang&&(c.languageCode=h.lang),c.media=h})},o.onFragLoading=function(l,w){var m=this.cea608Parser1,h=this.cea608Parser2,C=this.lastSn,v=this.lastPartIndex;if(!this.enabled||!(m&&h))return;if(w.frag.type===g.PlaylistLevelType.MAIN){var c,f,d=w.frag.sn,a=(c=w==null||((f=w.part)===null||f===void 0)?void 0:f.index)!=null?c:-1;d===C+1||d===C&&a===v+1||(m.reset(),h.reset()),this.lastSn=d,this.lastPartIndex=a}},o.onFragLoaded=function(l,w){var m=w.frag,h=w.payload,C=this.initPTS,v=this.unparsedVttFrags;if(m.type===g.PlaylistLevelType.SUBTITLE)if(h.byteLength){if(!Object(W.isFiniteNumber)(C[m.cc])){v.push(w),C.length&&this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Missing initial subtitle PTS")});return}var c=m.decryptdata;if(c==null||c.key==null||c.method!=="AES-128"){var f=this.tracks[m.level],d=this.vttCCs;d[m.cc]||(d[m.cc]={start:m.start,prevCC:this.prevCC,new:!0},this.prevCC=m.cc),f&&f.textCodec===_.IMSC1_CODEC?this._parseIMSC1(m,h):this._parseVTTs(m,h,d)}}else this.hls.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(l,w){var m=this,h=this.hls;Object(_.parseIMSC1)(w,this.initPTS[l.cc],this.timescale[l.cc],function(C){m._appendCues(C,l.level),h.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(C){T.logger.log("Failed to parse IMSC1: "+C),h.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:C})})},o._parseVTTs=function(l,w,m){var h=this,C=this.hls;Object(I.parseWebVTT)(w,this.initPTS[l.cc],this.timescale[l.cc],m,l.cc,l.start,function(v){h._appendCues(v,l.level),C.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(v){h._fallbackToIMSC1(l,w),T.logger.log("Failed to parse VTT cue: "+v),C.trigger(M.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:v})})},o._fallbackToIMSC1=function(l,w){var m=this,h=this.tracks[l.level];h.textCodec||Object(_.parseIMSC1)(w,this.initPTS[l.cc],this.timescale[l.cc],function(){h.textCodec=_.IMSC1_CODEC,m._parseIMSC1(l,w)},function(){h.textCodec="wvtt"})},o._appendCues=function(l,w){var m=this.hls;if(this.config.renderTextTracksNatively){var h=this.textTracks[w];if(h.mode==="disabled")return;l.forEach(function(c){return Object(R.addCueToTrack)(h,c)})}else{var C=this.tracks[w],v=C.default?"default":"subtitles"+w;m.trigger(M.Events.CUES_PARSED,{type:"subtitles",cues:l,track:v})}},o.onFragDecrypted=function(l,w){var m=w.frag;if(m.type===g.PlaylistLevelType.SUBTITLE){if(!Object(W.isFiniteNumber)(this.initPTS[m.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(M.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(l,w){var m=this.cea608Parser1,h=this.cea608Parser2;if(!this.enabled||!(m&&h))return;for(var C=0;C<w.samples.length;C++){var v=w.samples[C].bytes;if(v){var c=this.extractCea608Data(v);m.addData(w.samples[C].pts,c[0]),h.addData(w.samples[C].pts,c[1])}}},o.onBufferFlushing=function(l,w){var 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F.EventEmitter,y=function(o,s){L.postMessage({event:o,data:s})};S.on(M.Events.FRAG_DECRYPTED,y),S.on(M.Events.ERROR,y),L.addEventListener("message",function(u){var o=u.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);L.transmuxer=new W.default(S,o.typeSupported,s,o.vendor,o.id),Object(O.enableLogs)(s.debug),y("init",null);break}case"configure":{L.transmuxer.configure(o.config);break}case"demux":{var l=L.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(W.isPromise)(l)?l.then(function(h){_(L,h)}):_(L,l);break}case"flush":{var w=o.chunkMeta,m=L.transmuxer.flush(w);Object(W.isPromise)(m)?m.then(function(h){T(L,h,w)}):T(L,m,w);break}default:break}})}function _(L,S){if(A(S.remuxResult))return;var y=[],u=S.remuxResult,o=u.audio,s=u.video;o&&g(y,o),s&&g(y,s),L.postMessage({event:"transmuxComplete",data:S},y)}function g(L,S){S.data1&&L.push(S.data1.buffer),S.data2&&L.push(S.data2.buffer)}function T(L,S,y){S.forEach(function(u){_(L,u)}),L.postMessage({event:"flush",data:y})}function A(L){return!L.audio&&!L.video&&!L.text&&!L.id3&&!L.initSegment}},"./src/demux/transmuxer.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return s}),D.d(G,"isPromise",function(){return m}),D.d(G,"TransmuxConfig",function(){return h}),D.d(G,"TransmuxState",function(){return C});var W=D("./src/events.ts"),M=D("./src/errors.ts"),O=D("./src/crypt/decrypter.ts"),F=D("./src/demux/aacdemuxer.ts"),I=D("./src/demux/mp4demuxer.ts"),R=D("./src/demux/tsdemuxer.ts"),_=D("./src/demux/mp3demuxer.ts"),g=D("./src/remux/mp4-remuxer.ts"),T=D("./src/remux/passthrough-remuxer.ts"),A=D("./src/demux/chunk-cache.ts"),L=D("./src/utils/mp4-tools.ts"),S=D("./src/utils/logger.ts"),y;try{y=self.performance.now.bind(self.performance)}catch(v){S.logger.debug("Unable to use Performance API on this environment"),y=self.Date.now}var u=[{demux:R.default,remux:g.default},{demux:I.default,remux:T.default},{demux:F.default,remux:g.default},{demux:_.default,remux:g.default}],o=1024;u.forEach(function(v){var c=v.demux;o=Math.max(o,c.minProbeByteLength)});var s=function(){function v(f,d,a,b,p){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new A.default,this.observer=f,this.typeSupported=d,this.config=a,this.vendor=b,this.id=p}var c=v.prototype;return c.configure=function(d){this.transmuxConfig=d,this.decrypter&&this.decrypter.reset()},c.push=function(d,a,b,p){var x=this,P=b.transmuxing;P.executeStart=y();var N=new Uint8Array(d),K=this.cache,V=this.config,B=this.currentTransmuxState,U=this.transmuxConfig;p&&(this.currentTransmuxState=p);var Y=l(N,a);if(Y&&Y.method==="AES-128"){var ee=this.getDecrypter();if(V.enableSoftwareAES){var oe=ee.softwareDecrypt(N,Y.key.buffer,Y.iv.buffer);if(!oe)return P.executeEnd=y(),w(b);N=new Uint8Array(oe)}else return this.decryptionPromise=ee.webCryptoDecrypt(N,Y.key.buffer,Y.iv.buffer).then(function(Ce){var Re=x.push(Ce,null,b);return x.decryptionPromise=null,Re}),this.decryptionPromise}var de=p||B,Te=de.contiguous,ge=de.discontinuity,pe=de.trackSwitch,fe=de.accurateTimeOffset,me=de.timeOffset,ae=U.audioCodec,ue=U.videoCodec,Ee=U.defaultInitPts,Ie=U.duration,ke=U.initSegmentData;if((ge||pe)&&this.resetInitSegment(ke,ae,ue,Ie),ge&&this.resetInitialTimestamp(Ee),Te||this.resetContiguity(),this.needsProbing(N,ge,pe)){if(K.dataLength){var Xe=K.flush();N=Object(L.appendUint8Array)(Xe,N)}this.configureTransmuxer(N,U)}var Ne=this.transmux(N,Y,me,fe,b),we=this.currentTransmuxState;return we.contiguous=!0,we.discontinuity=!1,we.trackSwitch=!1,P.executeEnd=y(),Ne},c.flush=function(d){var a=this,b=d.transmuxing;b.executeStart=y();var p=this.decrypter,x=this.cache,P=this.currentTransmuxState,N=this.decryptionPromise;if(N)return N.then(function(){return a.flush(d)});var K=[],V=P.timeOffset;if(p){var B=p.flush();B&&K.push(this.push(B,null,d))}var U=x.dataLength;x.reset();var Y=this.demuxer,ee=this.remuxer;if(!Y||!ee)return U>=o&&this.observer.emit(W.Events.ERROR,W.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),b.executeEnd=y(),[w(d)];var oe=Y.flush(V);return m(oe)?oe.then(function(de){return a.flushRemux(K,de,d),K}):(this.flushRemux(K,oe,d),K)},c.flushRemux=function(d,a,b){var p=a.audioTrack,x=a.avcTrack,P=a.id3Track,N=a.textTrack,K=this.currentTransmuxState,V=K.accurateTimeOffset,B=K.timeOffset;S.logger.log("[transmuxer.ts]: Flushed fragment "+b.sn+(b.part>-1?" p: "+b.part:"")+" of level "+b.level);var U=this.remuxer.remux(p,x,P,N,B,V,!0,this.id);d.push({remuxResult:U,chunkMeta:b}),b.transmuxing.executeEnd=y()},c.resetInitialTimestamp=function(d){var a=this.demuxer,b=this.remuxer;if(!a||!b)return;a.resetTimeStamp(d),b.resetTimeStamp(d)},c.resetContiguity=function(){var d=this.demuxer,a=this.remuxer;if(!d||!a)return;d.resetContiguity(),a.resetNextTimestamp()},c.resetInitSegment=function(d,a,b,p){var x=this.demuxer,P=this.remuxer;if(!x||!P)return;x.resetInitSegment(a,b,p),P.resetInitSegment(d,a,b)},c.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},c.transmux=function(d,a,b,p,x){var P;return a&&a.method==="SAMPLE-AES"?P=this.transmuxSampleAes(d,a,b,p,x):P=this.transmuxUnencrypted(d,b,p,x),P},c.transmuxUnencrypted=function(d,a,b,p){var x=this.demuxer.demux(d,a,!1,!this.config.progressive),P=x.audioTrack,N=x.avcTrack,K=x.id3Track,V=x.textTrack,B=this.remuxer.remux(P,N,K,V,a,b,!1,this.id);return{remuxResult:B,chunkMeta:p}},c.transmuxSampleAes=function(d,a,b,p,x){var P=this;return this.demuxer.demuxSampleAes(d,a,b).then(function(N){var K=P.remuxer.remux(N.audioTrack,N.avcTrack,N.id3Track,N.textTrack,b,p,!1,P.id);return{remuxResult:K,chunkMeta:x}})},c.configureTransmuxer=function(d,a){for(var b=this.config,p=this.observer,x=this.typeSupported,P=this.vendor,N=a.audioCodec,K=a.defaultInitPts,V=a.duration,B=a.initSegmentData,U=a.videoCodec,Y,ee=0,oe=u.length;ee<oe;ee++)if(u[ee].demux.probe(d)){Y=u[ee];break}Y||(S.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),Y={demux:I.default,remux:T.default});var de=this.demuxer,Te=this.remuxer,ge=Y.remux,pe=Y.demux;(!Te||!(Te instanceof ge))&&(this.remuxer=new ge(p,b,x,P)),(!de||!(de instanceof pe))&&(this.demuxer=new pe(p,b,x),this.probe=pe.probe),this.resetInitSegment(B,N,U,V),this.resetInitialTimestamp(K)},c.needsProbing=function(d,a,b){return!this.demuxer||!this.remuxer||a||b},c.getDecrypter=function(){var d=this.decrypter;return d||(d=this.decrypter=new O.default(this.observer,this.config)),d},v}();function l(v,c){var f=null;return v.byteLength>0&&c!=null&&c.key!=null&&c.iv!==null&&c.method!=null&&(f=c),f}var w=function(c){return{remuxResult:{},chunkMeta:c}};function m(v){return"then"in v&&v.then instanceof Function}var h=function(c,f,d,a,b){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=c,this.videoCodec=f,this.initSegmentData=d,this.duration=a,this.defaultInitPts=b},C=function(c,f,d,a,b){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=c,this.contiguous=f,this.accurateTimeOffset=d,this.trackSwitch=a,this.timeOffset=b}},"./src/demux/tsdemuxer.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"discardEPB",function(){return w});var W=D("./src/demux/adts.ts"),M=D("./src/demux/mpegaudio.ts"),O=D("./src/demux/exp-golomb.ts"),F=D("./src/demux/id3.ts"),I=D("./src/demux/sample-aes.ts"),R=D("./src/events.ts"),_=D("./src/utils/mp4-tools.ts"),g=D("./src/utils/logger.ts"),T=D("./src/errors.ts"),A={video:1,audio:2,id3:3,text:4},L=function(){function m(C,v,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=C,this.config=v,this.typeSupported=c}m.probe=function(v){var c=m.syncOffset(v);return c<0?!1:(c&&g.logger.warn("MPEG2-TS detected but first sync word found @ offset "+c+", junk ahead ?"),!0)},m.syncOffset=function(v){for(var c=Math.min(1e3,v.length-3*188),f=0;f<c;){if(v[f]===71&&v[f+188]===71&&v[f+2*188]===71)return f;f++}return-1},m.createTrack=function(v,c){return{container:v==="video"||v==="audio"?"video/mp2t":void 0,type:v,id:A[v],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:v==="audio"?c:void 0}};var h=m.prototype;return h.resetInitSegment=function(v,c,f){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=m.createTrack("video",f),this._audioTrack=m.createTrack("audio",f),this._id3Track=m.createTrack("id3",f),this._txtTrack=m.createTrack("text",f),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=v,this.videoCodec=c,this._duration=f},h.resetTimeStamp=function(){},h.resetContiguity=function(){var v=this._audioTrack,c=this._avcTrack,f=this._id3Track;v&&(v.pesData=null),c&&(c.pesData=null),f&&(f.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},h.demux=function(v,c,f,d){f===void 0&&(f=!1),d===void 0&&(d=!1),f||(this.sampleAes=null);var a,b=this._avcTrack,p=this._audioTrack,x=this._id3Track,P=b.pid,N=b.pesData,K=p.pid,V=x.pid,B=p.pesData,U=x.pesData,Y=!1,ee=this.pmtParsed,oe=this._pmtId,de=v.length;if(this.remainderData&&(v=Object(_.appendUint8Array)(this.remainderData,v),de=v.length,this.remainderData=null),de<188&&!d)return this.remainderData=v,{audioTrack:p,avcTrack:b,id3Track:x,textTrack:this._txtTrack};var Te=Math.max(0,m.syncOffset(v));de-=(de+Te)%188,de<v.byteLength&&!d&&(this.remainderData=new Uint8Array(v.buffer,de,v.buffer.byteLength-de));for(var ge=Te;ge<de;ge+=188)if(v[ge]===71){var pe=!!(v[ge+1]&64),fe=((v[ge+1]&31)<<8)+v[ge+2],me=(v[ge+3]&48)>>4,ae=void 0;if(me>1){if(ae=ge+5+v[ge+4],ae===ge+188)continue}else ae=ge+4;switch(fe){case P:pe&&(N&&(a=o(N))&&this.parseAVCPES(a,!1),N={data:[],size:0}),N&&(N.data.push(v.subarray(ae,ge+188)),N.size+=ge+188-ae);break;case K:pe&&(B&&(a=o(B))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),B={data:[],size:0}),B&&(B.data.push(v.subarray(ae,ge+188)),B.size+=ge+188-ae);break;case V:pe&&(U&&(a=o(U))&&this.parseID3PES(a),U={data:[],size:0}),U&&(U.data.push(v.subarray(ae,ge+188)),U.size+=ge+188-ae);break;case 0:pe&&(ae+=v[ae]+1),oe=this._pmtId=y(v,ae);break;case oe:{pe&&(ae+=v[ae]+1);var ue=u(v,ae,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,f);P=ue.avc,P>0&&(b.pid=P),K=ue.audio,K>0&&(p.pid=K,p.isAAC=ue.isAAC),V=ue.id3,V>0&&(x.pid=V),Y&&!ee&&(g.logger.log("reparse from beginning"),Y=!1,ge=Te-188),ee=this.pmtParsed=!0;break}case 17:case 8191:break;default:Y=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:T.ErrorTypes.MEDIA_ERROR,details:T.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});b.pesData=N,p.pesData=B,x.pesData=U;var Ee={audioTrack:p,avcTrack:b,id3Track:x,textTrack:this._txtTrack};return d&&this.extractRemainingSamples(Ee),Ee},h.flush=function(){var v=this.remainderData;this.remainderData=null;var c;return v?c=this.demux(v,-1,!1,!0):c={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(c),this.sampleAes?this.decrypt(c,this.sampleAes):c},h.extractRemainingSamples=function(v){var c=v.audioTrack,f=v.avcTrack,d=v.id3Track,a=f.pesData,b=c.pesData,p=d.pesData,x;a&&(x=o(a))?(this.parseAVCPES(x,!0),f.pesData=null):f.pesData=a,b&&(x=o(b))?(c.isAAC?this.parseAACPES(x):this.parseMPEGPES(x),c.pesData=null):(b!=null&&b.size&&g.logger.log("last AAC PES packet truncated,might overlap between fragments"),c.pesData=b),p&&(x=o(p))?(this.parseID3PES(x),d.pesData=null):d.pesData=p},h.demuxSampleAes=function(v,c,f){var d=this.demux(v,f,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,c);return this.decrypt(d,a)},h.decrypt=function(v,c){return new Promise(function(f){var d=v.audioTrack,a=v.avcTrack;d.samples&&d.isAAC?c.decryptAacSamples(d.samples,0,function(){a.samples?c.decryptAvcSamples(a.samples,0,0,function(){f(v)}):f(v)}):a.samples&&c.decryptAvcSamples(a.samples,0,0,function(){f(v)})})},h.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},h.parseAVCPES=function(v,c){var f=this,d=this._avcTrack,a=this.parseAVCNALu(v.data),b=!1,p=this.avcSample,x,P=!1;v.data=null,p&&a.length&&!d.audFound&&(s(p,d),p=this.avcSample=S(!1,v.pts,v.dts,"")),a.forEach(function(N){switch(N.type){case 1:{x=!0,p||(p=f.avcSample=S(!0,v.pts,v.dts,"")),b&&(p.debug+="NDR "),p.frame=!0;var K=N.data;if(P&&K.length>4){var V=new O.default(K).readSliceType();(V===2||V===4||V===7||V===9)&&(p.key=!0)}break}case 5:x=!0,p||(p=f.avcSample=S(!0,v.pts,v.dts,"")),b&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{x=!0,b&&p&&(p.debug+="SEI ");var B=new O.default(w(N.data));B.readUByte();for(var U=0,Y=0,ee=!1,oe=0;!ee&&B.bytesAvailable>1;){U=0;do oe=B.readUByte(),U+=oe;while(oe===255);Y=0;do oe=B.readUByte(),Y+=oe;while(oe===255);if(U===4&&B.bytesAvailable!==0){ee=!0;var de=B.readUByte();if(de===181){var Te=B.readUShort();if(Te===49){var ge=B.readUInt();if(ge===1195456820){var pe=B.readUByte();if(pe===3){for(var fe=B.readUByte(),me=B.readUByte(),ae=31&fe,ue=[fe,me],Ee=0;Ee<ae;Ee++)ue.push(B.readUByte()),ue.push(B.readUByte()),ue.push(B.readUByte());l(f._txtTrack.samples,{type:3,pts:v.pts,bytes:ue})}}}}}else if(U===5&&B.bytesAvailable!==0){if(ee=!0,Y>16){for(var Ie=[],ke=0;ke<16;ke++)Ie.push(B.readUByte().toString(16)),(ke===3||ke===5||ke===7||ke===9)&&Ie.push("-");for(var Xe=Y-16,Ne=new Uint8Array(Xe),we=0;we<Xe;we++)Ne[we]=B.readUByte();l(f._txtTrack.samples,{pts:v.pts,payloadType:U,uuid:Ie.join(""),userData:Object(F.utf8ArrayToStr)(Ne),userDataBytes:Ne})}}else if(Y<B.bytesAvailable)for(var Ce=0;Ce<Y;Ce++)B.readUByte()}break}case 7:if(x=!0,P=!0,b&&p&&(p.debug+="SPS "),!d.sps){var Re=new O.default(N.data),Be=Re.readSPS();d.width=Be.width,d.height=Be.height,d.pixelRatio=Be.pixelRatio,d.sps=[N.data],d.duration=f._duration;for(var je=N.data.subarray(1,4),Ae="avc1.",Le=0;Le<3;Le++){var Je=je[Le].toString(16);Je.length<2&&(Je="0"+Je),Ae+=Je}d.codec=Ae}break;case 8:x=!0,b&&p&&(p.debug+="PPS "),d.pps||(d.pps=[N.data]);break;case 9:x=!1,d.audFound=!0,p&&s(p,d),p=f.avcSample=S(!1,v.pts,v.dts,b?"AUD ":"");break;case 12:x=!1;break;default:x=!1,p&&(p.debug+="unknown NAL "+N.type+" ");break}if(p&&x){var Ye=p.units;Ye.push(N)}}),c&&p&&(s(p,d),this.avcSample=null)},h.getLastNalUnit=function(){var v,c=this.avcSample,f;if(!c||c.units.length===0){var d=this._avcTrack.samples;c=d[d.length-1]}if((v=c)!==null&&v!==void 0&&v.units){var a=c.units;f=a[a.length-1]}return f},h.parseAVCNALu=function(v){var c=v.byteLength,f=this._avcTrack,d=f.naluState||0,a=d,b=[],p=0,x,P,N,K=-1,V=0;for(d===-1&&(K=0,V=v[0]&31,d=0,p=1);p<c;){if(x=v[p++],!d){d=x?0:1;continue}if(d===1){d=x?0:2;continue}if(!x)d=3;else if(x===1){if(K>=0){var B={data:v.subarray(K,p-d-1),type:V};b.push(B)}else{var U=this.getLastNalUnit();if(U&&(a&&p<=4-a&&(U.state&&(U.data=U.data.subarray(0,U.data.byteLength-a))),P=p-d-1,P>0)){var Y=new Uint8Array(U.data.byteLength+P);Y.set(U.data,0),Y.set(v.subarray(0,P),U.data.byteLength),U.data=Y,U.state=0}}p<c?(N=v[p]&31,K=p,V=N,d=0):d=-1}else d=0}if(K>=0&&d>=0){var ee={data:v.subarray(K,c),type:V,state:d};b.push(ee)}if(b.length===0){var oe=this.getLastNalUnit();if(oe){var de=new Uint8Array(oe.data.byteLength+v.byteLength);de.set(oe.data,0),de.set(v,oe.data.byteLength),oe.data=de}}return f.naluState=d,b},h.parseAACPES=function(v){var c=0,f=this._audioTrack,d=this.aacOverFlow,a=v.data;if(d){this.aacOverFlow=null;var b=d.sample.unit.byteLength,p=Math.min(d.missing,b),x=b-p;d.sample.unit.set(a.subarray(0,p),x),f.samples.push(d.sample),c=d.missing}var P,N;for(P=c,N=a.length;P<N-1&&!W.isHeader(a,P);P++);if(P!==c){var K,V;if(P<N-1?(K="AAC PES did not start with ADTS header,offset:"+P,V=!1):(K="no ADTS header found in AAC PES",V=!0),g.logger.warn("parsing 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S(m,h,C,v){return{key:m,frame:!1,pts:h,dts:C,units:[],debug:v,length:0}}function y(m,h){return(m[h+10]&31)<<8|m[h+11]}function u(m,h,C,v){var c={audio:-1,avc:-1,id3:-1,isAAC:!0},f=(m[h+1]&15)<<8|m[h+2],d=h+3+f-4,a=(m[h+10]&15)<<8|m[h+11];for(h+=12+a;h<d;){var b=(m[h+1]&31)<<8|m[h+2];switch(m[h]){case 207:if(!v){g.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:c.audio===-1&&(c.audio=b);break;case 21:c.id3===-1&&(c.id3=b);break;case 219:if(!v){g.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:c.avc===-1&&(c.avc=b);break;case 3:case 4:C?c.audio===-1&&(c.audio=b,c.isAAC=!1):g.logger.log("MPEG audio found, not supported in this browser");break;case 36:g.logger.warn("Unsupported HEVC stream type found");break;default:break}h+=((m[h+3]&15)<<8|m[h+4])+5}return c}function o(m){var h=0,C,v,c,f,d,a=m.data;if(!m||m.size===0)return null;for(;a[0].length<19&&a.length>1;){var b=new 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M;(function(O){O.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",O.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",O.KEY_SYSTEM_NO_SESSION="keySystemNoSession",O.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",O.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",O.MANIFEST_LOAD_ERROR="manifestLoadError",O.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",O.MANIFEST_PARSING_ERROR="manifestParsingError",O.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",O.LEVEL_EMPTY_ERROR="levelEmptyError",O.LEVEL_LOAD_ERROR="levelLoadError",O.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",O.LEVEL_SWITCH_ERROR="levelSwitchError",O.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",O.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",O.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",O.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",O.FRAG_LOAD_ERROR="fragLoadError",O.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",O.FRAG_DECRYPT_ERROR="fragDecryptError",O.FRAG_PARSING_ERROR="fragParsingError",O.REMUX_ALLOC_ERROR="remuxAllocError",O.KEY_LOAD_ERROR="keyLoadError",O.KEY_LOAD_TIMEOUT="keyLoadTimeOut",O.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",O.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",O.BUFFER_APPEND_ERROR="bufferAppendError",O.BUFFER_APPENDING_ERROR="bufferAppendingError",O.BUFFER_STALLED_ERROR="bufferStalledError",O.BUFFER_FULL_ERROR="bufferFullError",O.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",O.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",O.INTERNAL_EXCEPTION="internalException",O.INTERNAL_ABORTED="aborted",O.UNKNOWN="unknown"})(M||(M={}))},"./src/events.ts":function(Z,G,D){"use 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W;(function(M){M.MEDIA_ATTACHING="hlsMediaAttaching",M.MEDIA_ATTACHED="hlsMediaAttached",M.MEDIA_DETACHING="hlsMediaDetaching",M.MEDIA_DETACHED="hlsMediaDetached",M.BUFFER_RESET="hlsBufferReset",M.BUFFER_CODECS="hlsBufferCodecs",M.BUFFER_CREATED="hlsBufferCreated",M.BUFFER_APPENDING="hlsBufferAppending",M.BUFFER_APPENDED="hlsBufferAppended",M.BUFFER_EOS="hlsBufferEos",M.BUFFER_FLUSHING="hlsBufferFlushing",M.BUFFER_FLUSHED="hlsBufferFlushed",M.MANIFEST_LOADING="hlsManifestLoading",M.MANIFEST_LOADED="hlsManifestLoaded",M.MANIFEST_PARSED="hlsManifestParsed",M.LEVEL_SWITCHING="hlsLevelSwitching",M.LEVEL_SWITCHED="hlsLevelSwitched",M.LEVEL_LOADING="hlsLevelLoading",M.LEVEL_LOADED="hlsLevelLoaded",M.LEVEL_UPDATED="hlsLevelUpdated",M.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",M.LEVELS_UPDATED="hlsLevelsUpdated",M.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",M.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",M.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",M.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",M.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",M.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",M.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",M.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",M.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",M.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",M.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",M.CUES_PARSED="hlsCuesParsed",M.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",M.INIT_PTS_FOUND="hlsInitPtsFound",M.FRAG_LOADING="hlsFragLoading",M.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",M.FRAG_LOADED="hlsFragLoaded",M.FRAG_DECRYPTED="hlsFragDecrypted",M.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",M.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",M.FRAG_PARSING_METADATA="hlsFragParsingMetadata",M.FRAG_PARSED="hlsFragParsed",M.FRAG_BUFFERED="hlsFragBuffered",M.FRAG_CHANGED="hlsFragChanged",M.FPS_DROP="hlsFpsDrop",M.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",M.ERROR="hlsError",M.DESTROYING="hlsDestroying",M.KEY_LOADING="hlsKeyLoading",M.KEY_LOADED="hlsKeyLoaded",M.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",M.BACK_BUFFER_REACHED="hlsBackBufferReached"})(W||(W={}))},"./src/hls.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return m});var W=D("./node_modules/url-toolkit/src/url-toolkit.js"),M=D.n(W),O=D("./src/loader/playlist-loader.ts"),F=D("./src/loader/key-loader.ts"),I=D("./src/controller/id3-track-controller.ts"),R=D("./src/controller/latency-controller.ts"),_=D("./src/controller/level-controller.ts"),g=D("./src/controller/fragment-tracker.ts"),T=D("./src/controller/stream-controller.ts"),A=D("./src/is-supported.ts"),L=D("./src/utils/logger.ts"),S=D("./src/config.ts"),y=D("./node_modules/eventemitter3/index.js"),u=D.n(y),o=D("./src/events.ts"),s=D("./src/errors.ts");function l(h,C){for(var v=0;v<C.length;v++){var c=C[v];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(h,c.key,c)}}function w(h,C,v){return C&&l(h.prototype,C),v&&l(h,v),h}var m=function(){h.isSupported=function(){return Object(A.isSupported)()};function h(v){v===void 0&&(v={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new y.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var c=this.config=Object(S.mergeConfig)(h.DefaultConfig,v);this.userConfig=v,Object(L.enableLogs)(c.debug),this._autoLevelCapping=-1,c.progressive&&Object(S.enableStreamingMode)(c);var f=c.abrController,d=c.bufferController,a=c.capLevelController,b=c.fpsController,p=this.abrController=new f(this),x=this.bufferController=new d(this),P=this.capLevelController=new a(this),N=new b(this),K=new O.default(this),V=new F.default(this),B=new I.default(this),U=this.levelController=new _.default(this),Y=new g.FragmentTracker(this),ee=this.streamController=new T.default(this,Y);P.setStreamController(ee),N.setStreamController(ee);var oe=[U,ee];this.networkControllers=oe;var de=[K,V,p,x,P,N,B,Y];this.audioTrackController=this.createController(c.audioTrackController,null,oe),this.createController(c.audioStreamController,Y,oe),this.subtitleTrackController=this.createController(c.subtitleTrackController,null,oe),this.createController(c.subtitleStreamController,Y,oe),this.createController(c.timelineController,null,de),this.emeController=this.createController(c.emeController,null,de),this.cmcdController=this.createController(c.cmcdController,null,de),this.latencyController=this.createController(R.default,null,de),this.coreComponents=de}var C=h.prototype;return C.createController=function(c,f,d){if(c){var a=f?new c(this,f):new c(this);return d&&d.push(a),a}return null},C.on=function(c,f,d){d===void 0&&(d=this),this._emitter.on(c,f,d)},C.once=function(c,f,d){d===void 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f=this.media,d=this.url,a=this.url=W.buildAbsoluteURL(self.location.href,c,{alwaysNormalize:!0});L.logger.log("loadSource:"+a),f&&d&&d!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(f)),this.trigger(o.Events.MANIFEST_LOADING,{url:c})},C.startLoad=function(c){c===void 0&&(c=-1),L.logger.log("startLoad("+c+")"),this.networkControllers.forEach(function(f){f.startLoad(c)})},C.stopLoad=function(){L.logger.log("stopLoad"),this.networkControllers.forEach(function(c){c.stopLoad()})},C.swapAudioCodec=function(){L.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},C.recoverMediaError=function(){L.logger.log("recoverMediaError");var c=this._media;this.detachMedia(),c&&this.attachMedia(c)},C.removeLevel=function(c,f){f===void 0&&(f=0),this.levelController.removeLevel(c,f)},w(h,[{key:"levels",get:function(){var c=this.levelController.levels;return c||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(c){L.logger.log("set currentLevel:"+c),this.loadLevel=c,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(c){L.logger.log("set nextLevel:"+c),this.levelController.manualLevel=c,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(c){L.logger.log("set loadLevel:"+c),this.levelController.manualLevel=c}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(c){this.levelController.nextLoadLevel=c}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(c){L.logger.log("set firstLevel:"+c),this.levelController.firstLevel=c}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(c){L.logger.log("set startLevel:"+c),c!==-1&&(c=Math.max(c,this.minAutoLevel)),this.levelController.startLevel=c}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(c){var f=!!c;f!==this.config.capLevelToPlayerSize&&(f?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=f)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(c){this._autoLevelCapping!==c&&(L.logger.log("set autoLevelCapping:"+c),this._autoLevelCapping=c)}},{key:"bandwidthEstimate",get:function(){var c=this.abrController.bwEstimator;return c?c.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var c=this.levels,f=this.config.minAutoBitrate;if(!c)return 0;for(var d=c.length,a=0;a<d;a++)if(c[a].maxBitrate>f)return a;return 0}},{key:"maxAutoLevel",get:function(){var c=this.levels,f=this.autoLevelCapping,d;return f===-1&&c&&c.length?d=c.length-1:d=f,d}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(c){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,c)}},{key:"audioTracks",get:function(){var c=this.audioTrackController;return c?c.audioTracks:[]}},{key:"audioTrack",get:function(){var c=this.audioTrackController;return c?c.audioTrack:-1},set:function(c){var f=this.audioTrackController;f&&(f.audioTrack=c)}},{key:"subtitleTracks",get:function(){var c=this.subtitleTrackController;return c?c.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var c=this.subtitleTrackController;return c?c.subtitleTrack:-1},set:function(c){var f=this.subtitleTrackController;f&&(f.subtitleTrack=c)}},{key:"media",get:function(){return 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W=D("./src/polyfills/number.ts"),M=D("./node_modules/url-toolkit/src/url-toolkit.js"),O=D.n(M),F=D("./src/loader/fragment.ts"),I=D("./src/loader/level-details.ts"),R=D("./src/loader/level-key.ts"),_=D("./src/utils/attr-list.ts"),g=D("./src/utils/logger.ts"),T=D("./src/utils/codecs.ts"),A=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,L=/#EXT-X-MEDIA:(.*)/g,S=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),y=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: 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d=[],a={},b=!1;A.lastIndex=0;for(var p;(p=A.exec(c))!=null;)if(p[1]){var x=new _.AttrList(p[1]),P={attrs:x,bitrate:x.decimalInteger("AVERAGE-BANDWIDTH")||x.decimalInteger("BANDWIDTH"),name:x.NAME,url:C.resolve(p[2],f)},N=x.decimalResolution("RESOLUTION");N&&(P.width=N.width,P.height=N.height),l((x.CODECS||"").split(/[ ,]+/).filter(function(V){return V}),P),P.videoCodec&&P.videoCodec.indexOf("avc1")!==-1&&(P.videoCodec=C.convertAVC1ToAVCOTI(P.videoCodec)),d.push(P)}else if(p[3]){var K=new _.AttrList(p[3]);K["DATA-ID"]&&(b=!0,a[K["DATA-ID"]]=K)}return{levels:d,sessionData:b?a:null}},C.parseMasterPlaylistMedia=function(c,f,d,a){a===void 0&&(a=[]);var b,p=[],x=0;for(L.lastIndex=0;(b=L.exec(c))!==null;){var P=new _.AttrList(b[1]);if(P.TYPE===d){var N={attrs:P,bitrate:0,id:x++,groupId:P["GROUP-ID"],instreamId:P["INSTREAM-ID"],name:P.NAME||P.LANGUAGE||"",type:d,default:P.bool("DEFAULT"),autoselect:P.bool("AUTOSELECT"),forced:P.bool("FORCED"),lang:P.LANGUAGE,url:P.URI?C.resolve(P.URI,f):""};if(a.length){var K=C.findGroup(a,N.groupId)||a[0];w(N,K,"audioCodec"),w(N,K,"textCodec")}p.push(N)}}return p},C.parseLevelPlaylist=function(c,f,d,a,b){var p=new I.LevelDetails(f),x=p.fragments,P=null,N=0,K=0,V=0,B=0,U=null,Y=new F.Fragment(a,f),ee,oe,de,Te=-1,ge=!1;for(S.lastIndex=0,p.m3u8=c;(ee=S.exec(c))!==null;){ge&&(ge=!1,Y=new F.Fragment(a,f),Y.start=V,Y.sn=N,Y.cc=B,Y.level=d,P&&(Y.initSegment=P,Y.rawProgramDateTime=P.rawProgramDateTime));var pe=ee[1];if(pe){Y.duration=parseFloat(pe);var fe=(" "+ee[2]).slice(1);Y.title=fe||null,Y.tagList.push(fe?["INF",pe,fe]:["INF",pe])}else if(ee[3])Object(W.isFiniteNumber)(Y.duration)&&(Y.start=V,de&&(Y.levelkey=de),Y.sn=N,Y.level=d,Y.cc=B,Y.urlId=b,x.push(Y),Y.relurl=(" "+ee[3]).slice(1),h(Y,U),U=Y,V+=Y.duration,N++,K=0,ge=!0);else if(ee[4]){var me=(" "+ee[4]).slice(1);U?Y.setByteRange(me,U):Y.setByteRange(me)}else if(ee[5])Y.rawProgramDateTime=(" "+ee[5]).slice(1),Y.tagList.push(["PROGRAM-DATE-TIME",Y.rawProgramDateTime]),Te===-1&&(Te=x.length);else{if(ee=ee[0].match(y),!ee){g.logger.warn("No matches on slow regex match for level playlist!");continue}for(oe=1;oe<ee.length&&!(typeof ee[oe]!="undefined");oe++);var ae=(" "+ee[oe]).slice(1),ue=(" "+ee[oe+1]).slice(1),Ee=ee[oe+2]?(" "+ee[oe+2]).slice(1):"";switch(ae){case"PLAYLIST-TYPE":p.type=ue.toUpperCase();break;case"MEDIA-SEQUENCE":N=p.startSN=parseInt(ue);break;case"SKIP":{var Ie=new _.AttrList(ue),ke=Ie.decimalInteger("SKIPPED-SEGMENTS");if(Object(W.isFiniteNumber)(ke)){p.skippedSegments=ke;for(var Xe=ke;Xe--;)x.unshift(null);N+=ke}var Ne=Ie.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ne&&(p.recentlyRemovedDateranges=Ne.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(ue);break;case"VERSION":p.version=parseInt(ue);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(ue||Ee)&&Y.tagList.push(Ee?[ue,Ee]:[ue]);break;case"DIS":B++;case"GAP":Y.tagList.push([ae]);break;case"BITRATE":Y.tagList.push([ae,ue]);break;case"DISCONTINUITY-SEQ":B=parseInt(ue);break;case"KEY":{var we,Ce=new _.AttrList(ue),Re=Ce.enumeratedString("METHOD"),Be=Ce.URI,je=Ce.hexadecimalInteger("IV"),Ae=Ce.enumeratedString("KEYFORMATVERSIONS"),Le=Ce.enumeratedString("KEYID"),Je=(we=Ce.enumeratedString("KEYFORMAT"))!=null?we:"identity",Ye=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ye.indexOf(Je)>-1){g.logger.warn("Keyformat "+Je+" is not supported from the manifest");continue}else if(Je!=="identity")continue;Re&&(de=R.LevelKey.fromURL(f,Be),Be&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Re)>=0&&(de.method=Re,de.keyFormat=Je,Le&&(de.keyID=Le),Ae&&(de.keyFormatVersions=Ae),de.iv=je));break}case"START":{var He=new _.AttrList(ue),Ke=He.decimalFloatingPoint("TIME-OFFSET");Object(W.isFiniteNumber)(Ke)&&(p.startTimeOffset=Ke);break}case"MAP":{var et=new _.AttrList(ue);Y.relurl=et.URI,et.BYTERANGE&&Y.setByteRange(et.BYTERANGE),Y.level=d,Y.sn="initSegment",de&&(Y.levelkey=de),Y.initSegment=null,P=Y,ge=!0;break}case"SERVER-CONTROL":{var Ve=new _.AttrList(ue);p.canBlockReload=Ve.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=Ve.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&Ve.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=Ve.optionalFloat("PART-HOLD-BACK",0),p.holdBack=Ve.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ge=new _.AttrList(ue);p.partTarget=Ge.decimalFloatingPoint("PART-TARGET");break}case"PART":{var ye=p.partList;ye||(ye=p.partList=[]);var Ze=K>0?ye[ye.length-1]:void 0,ze=K++,be=new F.Part(new _.AttrList(ue),Y,f,ze,Ze);ye.push(be),Y.duration+=be.duration;break}case"PRELOAD-HINT":{var _e=new _.AttrList(ue);p.preloadHint=_e;break}case"RENDITION-REPORT":{var le=new _.AttrList(ue);p.renditionReports=p.renditionReports||[],p.renditionReports.push(le);break}default:g.logger.warn("line parsed but not handled: "+ee);break}}}U&&!U.relurl?(x.pop(),V-=U.duration,p.partList&&(p.fragmentHint=U)):p.partList&&(h(Y,U),Y.cc=B,p.fragmentHint=Y);var ne=x.length,ie=x[0],X=x[ne-1];if(V+=p.skippedSegments*p.targetduration,V>0&&ne&&X){p.averagetargetduration=V/ne;var $=X.sn;p.endSN=$!=="initSegment"?$:0,ie&&(p.startCC=ie.cc,ie.initSegment||p.fragments.every(function(Q){return Q.relurl&&o(Q.relurl)})&&(g.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),Y=new F.Fragment(a,f),Y.relurl=X.relurl,Y.level=d,Y.sn="initSegment",ie.initSegment=Y,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(V+=p.fragmentHint.duration),p.totalduration=V,p.endCC=B,Te>0&&m(x,Te),p},C}();function l(C,v){["video","audio","text"].forEach(function(c){var f=C.filter(function(a){return Object(T.isCodecType)(a,c)});if(f.length){var d=f.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});v[c+"Codec"]=d.length>0?d[0]:f[0],C=C.filter(function(a){return f.indexOf(a)===-1})}}),v.unknownCodecs=C}function w(C,v,c){var f=v[c];f&&(C[c]=f)}function m(C,v){for(var c=C[v],f=v;f--;){var d=C[f];if(!d)return;d.programDateTime=c.programDateTime-d.duration*1e3,c=d}}function h(C,v){C.rawProgramDateTime?C.programDateTime=Date.parse(C.rawProgramDateTime):v!=null&&v.programDateTime&&(C.programDateTime=v.endProgramDateTime),Object(W.isFiniteNumber)(C.programDateTime)||(C.programDateTime=null,C.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(Z,G,D){"use strict";D.r(G);var W=D("./src/polyfills/number.ts"),M=D("./src/events.ts"),O=D("./src/errors.ts"),F=D("./src/utils/logger.ts"),I=D("./src/utils/mp4-tools.ts"),R=D("./src/loader/m3u8-parser.ts"),_=D("./src/types/loader.ts"),g=D("./src/utils/attr-list.ts");function T(S){var y=S.type;switch(y){case _.PlaylistContextType.AUDIO_TRACK:return _.PlaylistLevelType.AUDIO;case _.PlaylistContextType.SUBTITLE_TRACK:return _.PlaylistLevelType.SUBTITLE;default:return _.PlaylistLevelType.MAIN}}function A(S,y){var u=S.url;return(u===void 0||u.indexOf("data:")===0)&&(u=y.url),u}var L=function(){function S(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var y=S.prototype;return y.registerListeners=function(){var o=this.hls;o.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(M.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(M.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(M.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},y.unregisterListeners=function(){var o=this.hls;o.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(M.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(M.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(M.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},y.createInternalLoader=function(o){var s=this.hls.config,l=s.pLoader,w=s.loader,m=l||w,h=new m(s);return o.loader=h,this.loaders[o.type]=h,h},y.getInternalLoader=function(o){return this.loaders[o.type]},y.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},y.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},y.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},y.onManifestLoading=function(o,s){var l=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:_.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},y.onLevelLoading=function(o,s){var l=s.id,w=s.level,m=s.url,h=s.deliveryDirectives;this.load({id:l,groupId:null,level:w,responseType:"text",type:_.PlaylistContextType.LEVEL,url:m,deliveryDirectives:h})},y.onAudioTrackLoading=function(o,s){var l=s.id,w=s.groupId,m=s.url,h=s.deliveryDirectives;this.load({id:l,groupId:w,level:null,responseType:"text",type:_.PlaylistContextType.AUDIO_TRACK,url:m,deliveryDirectives:h})},y.onSubtitleTrackLoading=function(o,s){var l=s.id,w=s.groupId,m=s.url,h=s.deliveryDirectives;this.load({id:l,groupId:w,level:null,responseType:"text",type:_.PlaylistContextType.SUBTITLE_TRACK,url:m,deliveryDirectives:h})},y.load=function(o){var s,l=this.hls.config,w=this.getInternalLoader(o);if(w){var m=w.context;if(m&&m.url===o.url){F.logger.trace("[playlist-loader]: playlist request ongoing");return}F.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),w.abort()}var h,C,v,c;switch(o.type){case _.PlaylistContextType.MANIFEST:h=l.manifestLoadingMaxRetry,C=l.manifestLoadingTimeOut,v=l.manifestLoadingRetryDelay,c=l.manifestLoadingMaxRetryTimeout;break;case _.PlaylistContextType.LEVEL:case _.PlaylistContextType.AUDIO_TRACK:case _.PlaylistContextType.SUBTITLE_TRACK:h=0,C=l.levelLoadingTimeOut;break;default:h=l.levelLoadingMaxRetry,C=l.levelLoadingTimeOut,v=l.levelLoadingRetryDelay,c=l.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var f;if(o.type===_.PlaylistContextType.LEVEL&&o.level!==null?f=this.hls.levels[o.level].details:o.type===_.PlaylistContextType.AUDIO_TRACK&&o.id!==null?f=this.hls.audioTracks[o.id].details:o.type===_.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(f=this.hls.subtitleTracks[o.id].details),f){var d=f.partTarget,a=f.targetduration;d&&a&&(C=Math.min(Math.max(d*3,a*.8)*1e3,C))}}var b={timeout:C,maxRetry:h,retryDelay:v,maxRetryDelay:c,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,b,p)},y.loadsuccess=function(o,s,l,w){if(w===void 0&&(w=null),l.isSidxRequest){this.handleSidxRequest(o,l),this.handlePlaylistLoaded(o,s,l,w);return}this.resetInternalLoader(l.type);var m=o.data;if(m.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,l,"no EXTM3U delimiter",w);return}s.parsing.start=performance.now(),m.indexOf("#EXTINF:")>0||m.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,s,l,w):this.handleMasterPlaylist(o,s,l,w)},y.loaderror=function(o,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!1,o)},y.loadtimeout=function(o,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!0)},y.handleMasterPlaylist=function(o,s,l,w){var m=this.hls,h=o.data,C=A(o,l),v=R.default.parseMasterPlaylist(h,C),c=v.levels,f=v.sessionData;if(!c.length){this.handleManifestParsingError(o,l,"no level found in manifest",w);return}var d=c.map(function(N){return{id:N.attrs.AUDIO,audioCodec:N.audioCodec}}),a=c.map(function(N){return{id:N.attrs.SUBTITLES,textCodec:N.textCodec}}),b=R.default.parseMasterPlaylistMedia(h,C,"AUDIO",d),p=R.default.parseMasterPlaylistMedia(h,C,"SUBTITLES",a),x=R.default.parseMasterPlaylistMedia(h,C,"CLOSED-CAPTIONS");if(b.length){var P=b.some(function(N){return!N.url});!P&&c[0].audioCodec&&!c[0].attrs.AUDIO&&(F.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),b.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new g.AttrList({}),bitrate:0,url:""}))}m.trigger(M.Events.MANIFEST_LOADED,{levels:c,audioTracks:b,subtitles:p,captions:x,url:C,stats:s,networkDetails:w,sessionData:f})},y.handleTrackOrLevelPlaylist=function(o,s,l,w){var m=this.hls,h=l.id,C=l.level,v=l.type,c=A(o,l),f=Object(W.isFiniteNumber)(h)?h:0,d=Object(W.isFiniteNumber)(C)?C:f,a=T(l),b=R.default.parseLevelPlaylist(o.data,c,d,a,f);if(!b.fragments.length){m.trigger(M.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:c,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(v===_.PlaylistContextType.MANIFEST){var p={attrs:new g.AttrList({}),bitrate:0,details:b,name:"",url:c};m.trigger(M.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:c,stats:s,networkDetails:w,sessionData:null})}if(s.parsing.end=performance.now(),b.needSidxRanges){var x,P=(x=b.fragments[0].initSegment)===null||x===void 0?void 0:x.url;this.load({url:P,isSidxRequest:!0,type:v,level:C,levelDetails:b,id:h,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=b,this.handlePlaylistLoaded(o,s,l,w)},y.handleSidxRequest=function(o,s){var l=Object(I.parseSegmentIndex)(new Uint8Array(o.data));if(!l)return;var w=l.references,m=s.levelDetails;w.forEach(function(h,C){var v=h.info,c=m.fragments[C];c.byteRange.length===0&&c.setByteRange(String(1+v.end-v.start)+"@"+String(v.start)),c.initSegment&&c.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},y.handleManifestParsingError=function(o,s,l,w){this.hls.trigger(M.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===_.PlaylistContextType.MANIFEST,url:o.url,reason:l,response:o,context:s,networkDetails:w})},y.handleNetworkError=function(o,s,l,w){l===void 0&&(l=!1),F.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var m=O.ErrorDetails.UNKNOWN,h=!1,C=this.getInternalLoader(o);switch(o.type){case _.PlaylistContextType.MANIFEST:m=l?O.ErrorDetails.MANIFEST_LOAD_TIMEOUT:O.ErrorDetails.MANIFEST_LOAD_ERROR,h=!0;break;case _.PlaylistContextType.LEVEL:m=l?O.ErrorDetails.LEVEL_LOAD_TIMEOUT:O.ErrorDetails.LEVEL_LOAD_ERROR,h=!1;break;case _.PlaylistContextType.AUDIO_TRACK:m=l?O.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:O.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,h=!1;break;case _.PlaylistContextType.SUBTITLE_TRACK:m=l?O.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:O.ErrorDetails.SUBTITLE_LOAD_ERROR,h=!1;break}C&&this.resetInternalLoader(o.type);var v={type:O.ErrorTypes.NETWORK_ERROR,details:m,fatal:h,url:o.url,loader:C,context:o,networkDetails:s};w&&(v.response=w),this.hls.trigger(M.Events.ERROR,v)},y.handlePlaylistLoaded=function(o,s,l,w){var m=l.type,h=l.level,C=l.id,v=l.groupId,c=l.loader,f=l.levelDetails,d=l.deliveryDirectives;if(!(f!=null&&f.targetduration)){this.handleManifestParsingError(o,l,"invalid target duration",w);return}if(!c)return;f.live&&(c.getCacheAge&&(f.ageHeader=c.getCacheAge()||0),(!c.getCacheAge||isNaN(f.ageHeader))&&(f.ageHeader=0));switch(m){case _.PlaylistContextType.MANIFEST:case _.PlaylistContextType.LEVEL:this.hls.trigger(M.Events.LEVEL_LOADED,{details:f,level:h||0,id:C||0,stats:s,networkDetails:w,deliveryDirectives:d});break;case _.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(M.Events.AUDIO_TRACK_LOADED,{details:f,id:C||0,groupId:v||"",stats:s,networkDetails:w,deliveryDirectives:d});break;case _.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(M.Events.SUBTITLE_TRACK_LOADED,{details:f,id:C||0,groupId:v||"",stats:s,networkDetails:w,deliveryDirectives:d});break}},S}();G.default=L},"./src/polyfills/number.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"isFiniteNumber",function(){return W}),D.d(G,"MAX_SAFE_INTEGER",function(){return M});var W=Number.isFinite||function(O){return typeof O=="number"&&isFinite(O)},M=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(Z,G,D){"use strict";D.r(G);var W=function(){function M(){}return M.getSilentFrame=function(F,I){switch(F){case"mp4a.40.2":if(I===1)return new 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O.box(O.types.hdlr,O.HDLR_TYPES[I])},O.mdat=function(I){return O.box(O.types.mdat,I)},O.mdhd=function(I,R){R*=I;var _=Math.floor(R/(W+1)),g=Math.floor(R%(W+1));return O.box(O.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,_>>24,_>>16&255,_>>8&255,_&255,g>>24,g>>16&255,g>>8&255,g&255,85,196,0,0]))},O.mdia=function(I){return O.box(O.types.mdia,O.mdhd(I.timescale,I.duration),O.hdlr(I.type),O.minf(I))},O.mfhd=function(I){return O.box(O.types.mfhd,new Uint8Array([0,0,0,0,I>>24,I>>16&255,I>>8&255,I&255]))},O.minf=function(I){return I.type==="audio"?O.box(O.types.minf,O.box(O.types.smhd,O.SMHD),O.DINF,O.stbl(I)):O.box(O.types.minf,O.box(O.types.vmhd,O.VMHD),O.DINF,O.stbl(I))},O.moof=function(I,R,_){return O.box(O.types.moof,O.mfhd(I),O.traf(_,R))},O.moov=function(I){for(var R=I.length,_=[];R--;)_[R]=O.trak(I[R]);return O.box.apply(null,[O.types.moov,O.mvhd(I[0].timescale,I[0].duration)].concat(_).concat(O.mvex(I)))},O.mvex=function(I){for(var R=I.length,_=[];R--;)_[R]=O.trex(I[R]);return O.box.apply(null,[O.types.mvex].concat(_))},O.mvhd=function(I,R){R*=I;var _=Math.floor(R/(W+1)),g=Math.floor(R%(W+1)),T=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,_>>24,_>>16&255,_>>8&255,_&255,g>>24,g>>16&255,g>>8&255,g&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return O.box(O.types.mvhd,T)},O.sdtp=function(I){var R=I.samples||[],_=new Uint8Array(4+R.length),g,T;for(g=0;g<R.length;g++)T=R[g].flags,_[g+4]=T.dependsOn<<4|T.isDependedOn<<2|T.hasRedundancy;return O.box(O.types.sdtp,_)},O.stbl=function(I){return O.box(O.types.stbl,O.stsd(I),O.box(O.types.stts,O.STTS),O.box(O.types.stsc,O.STSC),O.box(O.types.stsz,O.STSZ),O.box(O.types.stco,O.STCO))},O.avc1=function(I){var R=[],_=[],g,T,A;for(g=0;g<I.sps.length;g++)T=I.sps[g],A=T.byteLength,R.push(A>>>8&255),R.push(A&255),R=R.concat(Array.prototype.slice.call(T));for(g=0;g<I.pps.length;g++)T=I.pps[g],A=T.byteLength,_.push(A>>>8&255),_.push(A&255),_=_.concat(Array.prototype.slice.call(T));var L=O.box(O.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|I.sps.length].concat(R).concat([I.pps.length]).concat(_))),S=I.width,y=I.height,u=I.pixelRatio[0],o=I.pixelRatio[1];return O.box(O.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,S>>8&255,S&255,y>>8&255,y&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]),L,O.box(O.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),O.box(O.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,u&255,o>>24,o>>16&255,o>>8&255,o&255])))},O.esds=function(I){var R=I.config.length;return new Uint8Array([0,0,0,0,3,23+R,0,1,0,4,15+R,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([R]).concat(I.config).concat([6,1,2]))},O.mp4a=function(I){var R=I.samplerate;return O.box(O.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),O.box(O.types.esds,O.esds(I)))},O.mp3=function(I){var R=I.samplerate;return O.box(O.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},O.stsd=function(I){return I.type==="audio"?!I.isAAC&&I.codec==="mp3"?O.box(O.types.stsd,O.STSD,O.mp3(I)):O.box(O.types.stsd,O.STSD,O.mp4a(I)):O.box(O.types.stsd,O.STSD,O.avc1(I))},O.tkhd=function(I){var R=I.id,_=I.duration*I.timescale,g=I.width,T=I.height,A=Math.floor(_/(W+1)),L=Math.floor(_%(W+1));return O.box(O.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,0,0,0,0,A>>24,A>>16&255,A>>8&255,A&255,L>>24,L>>16&255,L>>8&255,L&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,g>>8&255,g&255,0,0,T>>8&255,T&255,0,0]))},O.traf=function(I,R){var _=O.sdtp(I),g=I.id,T=Math.floor(R/(W+1)),A=Math.floor(R%(W+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,g>>24,g>>16&255,g>>8&255,g&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,A>>24,A>>16&255,A>>8&255,A&255])),O.trun(I,_.length+16+20+8+16+8+8),_)},O.trak=function(I){return I.duration=I.duration||4294967295,O.box(O.types.trak,O.tkhd(I),O.mdia(I))},O.trex=function(I){var R=I.id;return O.box(O.types.trex,new Uint8Array([0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},O.trun=function(I,R){var _=I.samples||[],g=_.length,T=12+16*g,A=new Uint8Array(T),L,S,y,u,o,s;for(R+=8+T,A.set([0,0,15,1,g>>>24&255,g>>>16&255,g>>>8&255,g&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),L=0;L<g;L++)S=_[L],y=S.duration,u=S.size,o=S.flags,s=S.cts,A.set([y>>>24&255,y>>>16&255,y>>>8&255,y&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*L);return O.box(O.types.trun,A)},O.initSegment=function(I){O.types||O.init();var R=O.moov(I),_=new Uint8Array(O.FTYP.byteLength+R.byteLength);return _.set(O.FTYP),_.set(R,O.FTYP.byteLength),_},O}();M.types=void 0,M.HDLR_TYPES=void 0,M.STTS=void 0,M.STSC=void 0,M.STCO=void 0,M.STSZ=void 0,M.VMHD=void 0,M.SMHD=void 0,M.STSD=void 0,M.FTYP=void 0,M.DINF=void 0,G.default=M},"./src/remux/mp4-remuxer.ts":function(Z,G,D){"use strict";D.r(G),D.d(G,"default",function(){return s}),D.d(G,"normalizePts",function(){return l});var W=D("./src/polyfills/number.ts"),M=D("./src/remux/aac-helper.ts"),O=D("./src/remux/mp4-generator.ts"),F=D("./src/events.ts"),I=D("./src/errors.ts"),R=D("./src/utils/logger.ts"),_=D("./src/types/loader.ts"),g=D("./src/utils/timescale-conversion.ts");function T(){return T=Object.assign||function(C){for(var v=1;v<arguments.length;v++){var c=arguments[v];for(var f in c)Object.prototype.hasOwnProperty.call(c,f)&&(C[f]=c[f])}return C},T.apply(this,arguments)}var A=10*1e3,L=1024,S=1152,y=null,u=null,o=!1,s=function(){function C(c,f,d,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=c,this.config=f,this.typeSupported=d,this.ISGenerated=!1,y===null){var b=navigator.userAgent||"",p=b.match(/Chrome\/(\d+)/i);y=p?parseInt(p[1]):0}if(u===null){var x=navigator.userAgent.match(/Safari\/(\d+)/i);u=x?parseInt(x[1]):0}o=!!y&&y<75||!!u&&u<600}var v=C.prototype;return v.destroy=function(){},v.resetTimeStamp=function(f){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=f},v.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},v.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},v.getVideoStartPts=function(f){var d=!1,a=f.reduce(function(b,p){var x=p.pts-b;return x<-4294967296?(d=!0,l(b,p.pts)):x>0?b:p.pts},f[0].pts);return d&&R.logger.debug("PTS rollover detected"),a},v.remux=function(f,d,a,b,p,x,P,N){var K,V,B,U,Y,ee,oe=p,de=p,Te=f.pid>-1,ge=d.pid>-1,pe=d.samples.length,fe=f.samples.length>0,me=pe>1,ae=(!Te||fe)&&(!ge||me)||this.ISGenerated||P;if(ae){this.ISGenerated||(B=this.generateIS(f,d,p));var ue=this.isVideoContiguous,Ee=-1;if(me&&(Ee=w(d.samples),!ue&&this.config.forceKeyFrameOnDiscontinuity))if(ee=!0,Ee>0){R.logger.warn("[mp4-remuxer]: Dropped "+Ee+" out of "+pe+" video samples due to a missing keyframe");var Ie=this.getVideoStartPts(d.samples);d.samples=d.samples.slice(Ee),d.dropped+=Ee,de+=(d.samples[0].pts-Ie)/(d.timescale||9e4)}else Ee===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+pe+" video samples"),ee=!1);if(this.ISGenerated){if(fe&&me){var ke=this.getVideoStartPts(d.samples),Xe=l(f.samples[0].pts,ke)-ke,Ne=Xe/d.inputTimeScale;oe+=Math.max(0,Ne),de+=Math.max(0,-Ne)}if(fe){if(f.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(f,d,p)),V=this.remuxAudio(f,oe,this.isAudioContiguous,x,ge||me||N===_.PlaylistLevelType.AUDIO?de:void 0),me){var we=V?V.endPTS-V.startPTS:0;d.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(f,d,p)),K=this.remuxVideo(d,de,ue,we)}}else me&&(K=this.remuxVideo(d,de,ue,0));K&&(K.firstKeyFrame=Ee,K.independent=Ee!==-1)}}return this.ISGenerated&&(a.samples.length&&(Y=this.remuxID3(a,p)),b.samples.length&&(U=this.remuxText(b,p))),{audio:V,video:K,initSegment:B,independent:ee,text:U,id3:Y}},v.generateIS=function(f,d,a){var b=f.samples,p=d.samples,x=this.typeSupported,P={},N=!Object(W.isFiniteNumber)(this._initPTS),K="audio/mp4",V,B,U;if(N&&(V=B=Infinity),f.config&&b.length&&(f.timescale=f.samplerate,f.isAAC||(x.mpeg?(K="audio/mpeg",f.codec=""):x.mp3&&(f.codec="mp3")),P.audio={id:"audio",container:K,codec:f.codec,initSegment:!f.isAAC&&x.mpeg?new Uint8Array(0):O.default.initSegment([f]),metadata:{channelCount:f.channelCount}},N&&(U=f.inputTimeScale,V=B=b[0].pts-Math.round(U*a))),d.sps&&d.pps&&p.length&&(d.timescale=d.inputTimeScale,P.video={id:"main",container:"video/mp4",codec:d.codec,initSegment:O.default.initSegment([d]),metadata:{width:d.width,height:d.height}},N)){U=d.inputTimeScale;var Y=this.getVideoStartPts(p),ee=Math.round(U*a);B=Math.min(B,l(p[0].dts,Y)-ee),V=Math.min(V,Y-ee)}if(Object.keys(P).length)return this.ISGenerated=!0,N&&(this._initPTS=V,this._initDTS=B),{tracks:P,initPTS:V,timescale:U}},v.remuxVideo=function(f,d,a,b){var p=f.inputTimeScale,x=f.samples,P=[],N=x.length,K=this._initPTS,V=this.nextAvcDts,B=8,U,Y,ee,oe=Number.POSITIVE_INFINITY,de=Number.NEGATIVE_INFINITY,Te=0,ge=!1;if(!a||V===null){var pe=d*p,fe=x[0].pts-l(x[0].dts,x[0].pts);V=pe-fe}for(var me=0;me<N;me++){var ae=x[me];if(ae.pts=l(ae.pts-K,V),ae.dts=l(ae.dts-K,V),ae.dts>ae.pts){var ue=9e4*.2;Te=Math.max(Math.min(Te,ae.pts-ae.dts),-1*ue)}ae.dts<x[me>0?me-1:me].dts&&(ge=!0)}ge&&x.sort(function(Tt,ct){var ot=Tt.dts-ct.dts,Ct=Tt.pts-ct.pts;return ot||Ct}),Y=x[0].dts,ee=x[x.length-1].dts;var Ee=Math.round((ee-Y)/(N-1));if(Te<0){if(Te<Ee*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(g.toMsFromMpegTsClock)(-Ee,!0)+" ms");for(var Ie=Te,ke=0;ke<N;ke++)x[ke].dts=Ie=Math.max(Ie,x[ke].pts-Ee),x[ke].pts=Math.max(Ie,x[ke].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(g.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var Xe=0;Xe<N;Xe++)x[Xe].dts=x[Xe].dts+Te}Y=x[0].dts}if(a){var Ne=Y-V,we=Ne>Ee,Ce=Ne<-1;if(we||Ce){we?R.logger.warn("AVC: "+Object(g.toMsFromMpegTsClock)(Ne,!0)+" ms ("+Ne+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(g.toMsFromMpegTsClock)(-Ne,!0)+" ms ("+Ne+"dts) overlapping between fragments detected"),Y=V;var 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f.samples=[],f.dropped=0,console.assert(Ve.length,"MDAT length must not be zero"),tt},v.remuxAudio=function(f,d,a,b,p){var x=f.inputTimeScale,P=f.samplerate?f.samplerate:x,N=x/P,K=f.isAAC?L:S,V=K*N,B=this._initPTS,U=!f.isAAC&&this.typeSupported.mpeg,Y=[],ee=f.samples,oe=U?0:8,de=this.nextAudioPts||-1,Te=d*x;if(this.isAudioContiguous=a=a||ee.length&&de>0&&(b&&Math.abs(Te-de)<9e3||Math.abs(l(ee[0].pts-B,Te)-de)<20*V),ee.forEach(function(ie){ie.pts=l(ie.pts-B,Te)}),!a||de<0){if(ee=ee.filter(function(ie){return ie.pts>=0}),!ee.length)return;p===0?de=0:b?de=Math.max(0,Te):de=ee[0].pts}if(f.isAAC)for(var ge=p!==void 0,pe=this.config.maxAudioFramesDrift,fe=0,me=de;fe<ee.length;fe++){var ae=ee[fe],ue=ae.pts,Ee=ue-me,Ie=Math.abs(1e3*Ee/x);if(Ee<=-pe*V&&ge)fe===0&&(R.logger.warn("Audio frame @ "+(ue/x).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Ee/x)+" ms."),this.nextAudioPts=de=me=ue);else if(Ee>=pe*V&&Ie<A&&ge){var ke=Math.round(Ee/V);me=ue-ke*V,me<0&&(ke--,me+=V),fe===0&&(this.nextAudioPts=de=me),R.logger.warn("[mp4-remuxer]: Injecting "+ke+" audio frame @ "+(me/x).toFixed(3)+"s due to "+Math.round(1e3*Ee/x)+" ms gap.");for(var Xe=0;Xe<ke;Xe++){var Ne=Math.max(me,0),we=M.default.getSilentFrame(f.manifestCodec||f.codec,f.channelCount);we||(R.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),we=ae.unit.subarray()),ee.splice(fe,0,{unit:we,pts:Ne}),me+=V,fe++}}ae.pts=me,me+=V}for(var Ce=null,Re=null,Be,je=0,Ae=ee.length;Ae--;)je+=ee[Ae].unit.byteLength;for(var Le=0,Je=ee.length;Le<Je;Le++){var Ye=ee[Le],He=Ye.unit,Ke=Ye.pts;if(Re!==null){var et=Y[Le-1];et.duration=Math.round((Ke-Re)/N)}else if(a&&f.isAAC&&(Ke=de),Ce=Ke,je>0){je+=oe;try{Be=new Uint8Array(je)}catch(ie){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:je,reason:"fail allocating audio mdat 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f=c.prototype;return f.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},f.setStyles=function(a){for(var b=["foreground","underline","italics","background","flash"],p=0;p<b.length;p++){var x=b[p];a.hasOwnProperty(x)&&(this[x]=a[x])}},f.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},f.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},f.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},f.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},c}(),o=function(){function c(d,a,b,p,x,P){this.uchar=void 0,this.penState=void 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a=!0,b=0;b<I;b++)if(!this.chars[b].isEmpty()){a=!1;break}return a},f.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(L.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>I&&(this.logger.log(L.DEBUG,"Too large cursor position "+this.pos),this.pos=I)},f.moveCursor=function(a){var b=this.pos+a;if(a>1)for(var p=this.pos+1;p<b+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(b)},f.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},f.insertChar=function(a){a>=144&&this.backSpace();var b=O(a);if(this.pos>=I){this.logger.log(L.ERROR,"Cannot insert "+a.toString(16)+" ("+b+") at position "+this.pos+". 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Resume Caption Loading"),this.setMode("MODE_POP-ON")},f.ccBS=function(){if(this.logger.log(L.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},f.ccAOF=function(){},f.ccAON=function(){},f.ccDER=function(){this.logger.log(L.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},f.ccRU=function(a){this.logger.log(L.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},f.ccFON=function(){this.logger.log(L.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},f.ccRDC=function(){this.logger.log(L.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},f.ccTR=function(){this.logger.log(L.INFO,"TR"),this.setMode("MODE_TEXT")},f.ccRTD=function(){this.logger.log(L.INFO,"RTD"),this.setMode("MODE_TEXT")},f.ccEDM=function(){this.logger.log(L.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},f.ccCR=function(){this.logger.log(L.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},f.ccENM=function(){this.logger.log(L.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},f.ccEOC=function(){if(this.logger.log(L.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(L.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},f.ccTO=function(a){this.logger.log(L.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},f.ccMIDROW=function(a){var b={flash:!1};if(b.underline=a%2===1,b.italics=a>=46,b.italics)b.foreground="white";else{var p=Math.floor(a/2)-16,x=["white","green","blue","cyan","red","yellow","magenta"];b.foreground=x[p]}this.logger.log(L.INFO,"MIDROW: "+JSON.stringify(b)),this.writeScreen.setPen(b)},f.outputDataUpdate=function(a){a===void 0&&(a=!1);var b=this.logger.time;if(b===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=b:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,b,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:b),this.lastOutputScreen.copy(this.displayedMemory))},f.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},c}(),m=function(){function c(d,a,b){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new S;this.channels=[null,new w(d,a,p),new w(d+1,b,p)],this.cmdHistory=v(),this.logger=p}var f=c.prototype;return f.getHandler=function(a){return this.channels[a].getHandler()},f.setHandler=function(a,b){this.channels[a].setHandler(b)},f.addData=function(a,b){var p,x,P,N=!1;this.logger.time=a;for(var K=0;K<b.length;K+=2){if(x=b[K]&127,P=b[K+1]&127,x===0&&P===0)continue;if(this.logger.log(L.DATA,"["+y([b[K],b[K+1]])+"] -> ("+y([x,P])+")"),p=this.parseCmd(x,P),p||(p=this.parseMidrow(x,P)),p||(p=this.parsePAC(x,P)),p||(p=this.parseBackgroundAttributes(x,P)),!p&&(N=this.parseChars(x,P),N)){var V=this.currentChannel;if(V&&V>0){var B=this.channels[V];B.insertChars(N)}else this.logger.log(L.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!N&&this.logger.log(L.WARNING,"Couldn't parse cleaned data "+y([x,P])+" orig: "+y([b[K],b[K+1]]))}},f.parseCmd=function(a,b){var p=this.cmdHistory,x=(a===20||a===28||a===21||a===29)&&b>=32&&b<=47,P=(a===23||a===31)&&b>=33&&b<=35;if(!(x||P))return!1;if(C(a,b,p))return h(null,null,p),this.logger.log(L.DEBUG,"Repeated command ("+y([a,b])+") is dropped"),!0;var N=a===20||a===21||a===23?1:2,K=this.channels[N];return a===20||a===21||a===28||a===29?b===32?K.ccRCL():b===33?K.ccBS():b===34?K.ccAOF():b===35?K.ccAON():b===36?K.ccDER():b===37?K.ccRU(2):b===38?K.ccRU(3):b===39?K.ccRU(4):b===40?K.ccFON():b===41?K.ccRDC():b===42?K.ccTR():b===43?K.ccRTD():b===44?K.ccEDM():b===45?K.ccCR():b===46?K.ccENM():b===47&&K.ccEOC():K.ccTO(b-32),h(a,b,p),this.currentChannel=N,!0},f.parseMidrow=function(a,b){var p=0;if((a===17||a===25)&&b>=32&&b<=47){if(a===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(L.ERROR,"Mismatch channel in midrow parsing"),!1;var x=this.channels[p];return 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