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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 Ni(e){return e.lineSpace.offsetTop}function fa(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function ro(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=s(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 _r(e){return ae-e.display.nativeBarWidth}function sn(e){return e.display.scroller.clientWidth-_r(e)-e.display.barWidth}function ha(e){return e.display.scroller.clientHeight-_r(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&sn(e);if(!t.measure.heights||r&&t.measure.width!=i){var _=t.measure.heights=[];if(r){t.measure.width=i;for(var j=t.text.firstChild.getClientRects(),G=0;G<j.length-1;G++){var 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                         top: `+(t.top-n.viewOffset-Ni(e.display))+`px;
                         height: `+(t.bottom-t.top+_r(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(_),_.scrollIntoView(i),e.display.lineSpace.removeChild(_)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var _=0;_<5;_++){var j=!1,G=br(e,t),V=!n||n==t?G:br(e,n);i={left:Math.min(G.left,V.left),top:Math.min(G.top,V.top)-r,right:Math.max(G.left,V.left),bottom:Math.max(G.bottom,V.bottom)+r};var $=Ca(e,i),oe=e.doc.scrollTop,de=e.doc.scrollLeft;if($.scrollTop!=null&&(ai(e,$.scrollTop),Math.abs(e.doc.scrollTop-oe)>1&&(j=!0)),$.scrollLeft!=null&&(cn(e,$.scrollLeft),Math.abs(e.doc.scrollLeft-de)>1&&(j=!0)),!j)break}return i}function Qs(e,t){var n=Ca(e,t);n.scrollTop!=null&&ai(e,n.scrollTop),n.scrollLeft!=null&&cn(e,n.scrollLeft)}function Ca(e,t){var n=e.display,r=On(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,_=ha(e),j={};t.bottom-t.top>_&&(t.bottom=t.top+_);var G=e.doc.height+fa(n),V=t.top<r,$=t.bottom>G-r;if(t.top<i)j.scrollTop=V?0:t.top;else if(t.bottom>i+_){var oe=Math.min(t.top,($?G:t.bottom)-_);oe!=i&&(j.scrollTop=oe)}var de=e.options.fixedGutter?0:n.gutters.offsetWidth,we=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-de,xe=sn(e)-n.gutters.offsetWidth,Ie=t.right-t.left>xe;return Ie&&(t.right=t.left+xe),t.left<10?j.scrollLeft=0:t.left<we?j.scrollLeft=Math.max(0,t.left+de-(Ie?0:10)):t.right>xe+we-3&&(j.scrollLeft=t.right+(Ie?0:10)-xe),j}function _a(e,t){if(t==null)return;Ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Mn(e){Ki(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function ii(e,t,n){(t!=null||n!=null)&&Ki(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Ki(e),e.curOp.scrollToPos=t}function Ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=ho(e,t.from),r=ho(e,t.to);So(e,n,r,t.margin)}}function So(e,t,n,r){var i=Ca(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});ii(e,i.scrollLeft,i.scrollTop)}function ai(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||La(e,{top:t}),wo(e,t,!0),L&&La(e),li(e,100)}function wo(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function cn(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,Do(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function oi(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+fa(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+_r(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var fn=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),Ae(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ae(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&k<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};fn.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var _=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+_)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},fn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},fn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},fn.prototype.zeroWidthHack=function(){var e=l&&!w?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new X,this.disableVert=new X},fn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),_=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);_!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},fn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var si=function(){};si.prototype.update=function(){return{bottom:0,right:0}},si.prototype.setScrollLeft=function(){},si.prototype.setScrollTop=function(){},si.prototype.clear=function(){};function kn(e,t){t||(t=oi(e));var n=e.display.barWidth,r=e.display.barHeight;Co(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Wi(e),Co(e,oi(e)),n=e.display.barWidth,r=e.display.barHeight}function Co(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var _o={native:fn,null:si};function Ao(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&p(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new _o[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Ae(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?cn(e,t):ai(e,t)},e),e.display.scrollbars.addClass&&U(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function hn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},bt(e.curOp)}function mn(e){var t=e.curOp;t&&Ct(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var _=0;_<t.length;_++)nl(t[_]);for(var j=0;j<t.length;j++)il(t[j])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Rr(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 zi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&Aa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Wi(t),e.barMeasure=oi(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=io(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+_r(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-sn(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&cn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==D();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&kn(t,e.barMeasure),e.updatedDisplay&&Oa(t,e.barMeasure),e.selectionChanged&&Sa(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&Eo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Lo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&wo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&cn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,mt(r,e.scrollToPos.from),mt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var _=e.maybeHiddenMarkers,j=e.maybeUnhiddenMarkers;if(_)for(var G=0;G<_.length;++G)_[G].lines.length||Oe(_[G],"hide");if(j)for(var V=0;V<j.length;++V)j[V].lines.length&&Oe(j[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Oe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function ur(e,t){if(e.curOp)return t();hn(e);try{return t()}finally{mn(e)}}function zt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);hn(e);try{return t.apply(e,arguments)}finally{mn(e)}}}function qt(e){return function(){if(this.curOp)return e.apply(this,arguments);hn(this);try{return e.apply(this,arguments)}finally{mn(this)}}}function Gt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);hn(t);try{return e.apply(this,arguments)}finally{mn(t)}}}function li(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,M(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=He(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(_){if(r.line>=e.display.viewFrom){var j=_.styles,G=_.text.length>e.options.maxHighlightLength?mr(t.mode,r.state):null,V=Ai(e,_,r,!0);G&&(r.state=G),_.styles=V.styles;var $=_.styleClasses,oe=V.classes;oe?_.styleClasses=oe:$&&(_.styleClasses=null);for(var de=!j||j.length!=_.styles.length||$!=oe&&(!$||!oe||$.bgClass!=oe.bgClass||$.textClass!=oe.textClass),we=0;!de&&we<j.length;++we)de=j[we]!=_.styles[we];de&&i.push(r.line),_.stateAfter=r.save(),r.nextLine()}else _.text.length<=e.options.maxHighlightLength&&$n(e,_.text,r),_.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return li(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&ur(e,function(){for(var _=0;_<i.length;_++)Kr(e,i[_],"text")})}var zi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Hi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=sn(e),this.force=n,this.dims=Ea(e),this.events=[]};zi.prototype.signal=function(e,t){ce(e,t)&&this.events.push(arguments)},zi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Oe.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=_r(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=_r(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=D();if(!t||!m(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&m(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==D())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&m(document.body,e.anchorNode)&&m(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Aa(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&&vo(e)==0)return!1;Oo(e)&&(zr(e),t.dims=Ea(e));var i=r.first+r.size,_=Math.max(t.visible.from-e.options.viewportMargin,r.first),j=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<_&&_-n.viewFrom<20&&(_=Math.max(r.first,n.viewFrom)),n.viewTo>j&&n.viewTo-j<20&&(j=Math.min(i,n.viewTo)),pr&&(_=Wr(e.doc,_),j=Ii(e.doc,j));var G=_!=n.viewFrom||j!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,_,j),n.viewOffset=lr(st(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=vo(e);if(!G&&V==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var $=sl(e);return V>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),V>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll($),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,G&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,li(e,400)),n.updateLineNumbers=null,!0}function Lo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==sn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+fa(e.display)-ha(e),n.top)}),t.visible=Hi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Hi(e.display,e.doc,n));if(!Aa(e,t))break;Wi(e);var i=oi(e);ni(e),kn(e,i),Oa(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function La(e,t){var n=new zi(e,t);if(Aa(e,n)){Wi(e),Lo(e,n);var r=oi(e);ni(e),kn(e,r),Oa(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,_=r.lineDiv,j=_.firstChild;function G(Ie){var Ne=Ie.nextSibling;return R&&l&&e.display.currentWheelTarget==Ie?Ie.style.display="none":Ie.parentNode.removeChild(Ie),Ne}for(var V=r.view,$=r.viewFrom,oe=0;oe<V.length;oe++){var de=V[oe];if(!de.hidden)if(!de.node||de.node.parentNode!=_){var we=Us(e,de,$,n);_.insertBefore(we,j)}else{for(;j!=de.node;)j=G(j);var xe=i&&t!=null&&t<=$&&de.lineNumber;de.changes&&(ee(de.changes,"gutter")>-1&&(xe=!1),Ja(e,de,$,n)),xe&&(c(de.lineNumber),de.lineNumber.appendChild(document.createTextNode(yn(e.options,$)))),j=de.node.nextSibling}$+=de.size}for(;j;)j=G(j)}function Da(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Oa(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+_r(e)+"px"}function Do(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=xa(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,_=r+"px",j=0;j<n.length;j++)if(!n[j].hidden){e.options.fixedGutter&&(n[j].gutter&&(n[j].gutter.style.left=_),n[j].gutterBackground&&(n[j].gutterBackground.style.left=_));var G=n[j].alignable;if(G)for(var V=0;V<G.length;V++)G[V].style.left=_}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Oo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=yn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),_=i.firstChild.offsetWidth,j=i.offsetWidth-_;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(_,r.lineGutter.offsetWidth-j)+1,r.lineNumWidth=r.lineNumInnerWidth+j,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Da(e.display),!0}return!1}function Ra(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var _=e[i],j=null;if(typeof 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Gi=0,fr=null;B?fr=-.53:L?fr=15:h?fr=-.7:P&&(fr=-1/3);function Po(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),n==null&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:n==null&&(n=e.wheelDelta),{x:t,y:n}}function cl(e){var t=Po(e);return t.x*=fr,t.y*=fr,t}function Mo(e,t){var n=Po(t),r=n.x,i=n.y,_=e.display,j=_.scroller,G=j.scrollWidth>j.clientWidth,V=j.scrollHeight>j.clientHeight;if(!(r&&G||i&&V))return;if(i&&l&&R){e:for(var $=t.target,oe=_.view;$!=j;$=$.parentNode)for(var de=0;de<oe.length;de++)if(oe[de].node==$){e.display.currentWheelTarget=$;break e}}if(r&&!L&&!b&&fr!=null){i&&V&&ai(e,Math.max(0,j.scrollTop+i*fr)),cn(e,Math.max(0,j.scrollLeft+r*fr)),(!i||i&&V)&&Y(t),_.wheelStartX=null;return}if(i&&fr!=null){var we=i*fr,xe=e.doc.scrollTop,Ie=xe+_.wrapper.clientHeight;we<0?xe=Math.max(0,xe+we-50):Ie=Math.min(e.doc.height,Ie+we+50),La(e,{top:xe,bottom:Ie})}Gi<20&&(_.wheelStartX==null?(_.wheelStartX=j.scrollLeft,_.wheelStartY=j.scrollTop,_.wheelDX=r,_.wheelDY=i,setTimeout(function(){if(_.wheelStartX==null)return;var Ne=j.scrollLeft-_.wheelStartX,Ke=j.scrollTop-_.wheelStartY,Ye=Ke&&_.wheelDY&&Ke/_.wheelDY||Ne&&_.wheelDX&&Ne/_.wheelDX;if(_.wheelStartX=_.wheelStartY=null,!Ye)return;fr=(fr*Gi+Ye)/(Gi+1),++Gi},200)):(_.wheelDX+=r,_.wheelDY+=i))}var hr=function(e,t){this.ranges=e,this.primIndex=t};hr.prototype.primary=function(){return this.ranges[this.primIndex]},hr.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!qr(n.anchor,r.anchor)||!qr(n.head,r.head))return!1}return!0},hr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new wt(en(this.ranges[t].anchor),en(this.ranges[t].head));return new hr(e,this.primIndex)},hr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},hr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(ft(t,r.from())>=0&&ft(e,r.to())<=0)return n}return-1};var wt=function(e,t){this.anchor=e,this.head=t};wt.prototype.from=function(){return bn(this.anchor,this.head)},wt.prototype.to=function(){return tn(this.anchor,this.head)},wt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Er(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(we,xe){return ft(we.from(),xe.from())}),n=ee(t,i);for(var _=1;_<t.length;_++){var j=t[_],G=t[_-1],V=ft(G.to(),j.from());if(r&&!j.empty()?V>0:V>=0){var 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wt(de?$:V,de?V:$)}else r[j]=new wt(V,V)}return new hr(r,e.sel.primIndex)}function Ma(e){e.doc.mode=Tr(e.options,e.doc.modeOption),di(e)}function di(e){e.doc.iter(function(t){t.stateAfter&&(t.stateAfter=null),t.styles&&(t.styles=null)}),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,li(e,100),e.state.modeGen++,e.curOp&&tr(e)}function Uo(e,t){return t.from.ch==0&&t.to.ch==0&&Q(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function ka(e,t,n,r){function i(et){return n?n[et]:null}function _(et,$e,nt){la(et,$e,nt,r),Lt(et,"change",et,t)}function j(et,$e){for(var nt=[],dt=et;dt<$e;++dt)nt.push(new Hr($[dt],i(dt),r));return nt}var G=t.from,V=t.to,$=t.text,oe=st(e,G.line),de=st(e,V.line),we=Q($),xe=i($.length-1),Ie=V.line-G.line;if(t.full)e.insert(0,j(0,$.length)),e.remove($.length,e.size-$.length);else if(Uo(e,t)){var Ne=j(0,$.length-1);_(de,de.text,xe),Ie&&e.remove(G.line,Ie),Ne.length&&e.insert(G.line,Ne)}else if(oe==de)if($.length==1)_(oe,oe.text.slice(0,G.ch)+we+oe.text.slice(V.ch),xe);else{var Ke=j(1,$.length-1);Ke.push(new Hr(we+oe.text.slice(V.ch),xe,r)),_(oe,oe.text.slice(0,G.ch)+$[0],i(0)),e.insert(G.line+1,Ke)}else if($.length==1)_(oe,oe.text.slice(0,G.ch)+$[0]+de.text.slice(V.ch),i(0)),e.remove(G.line+1,Ie);else{_(oe,oe.text.slice(0,G.ch)+$[0],i(0)),_(de,we+de.text.slice(V.ch),xe);var Ye=j(1,$.length-1);Ie>1&&e.remove(G.line+1,Ie-1),e.insert(G.line+1,Ye)}Lt(e,"change",e,t)}function Xr(e,t,n){function r(i,_,j){if(i.linked)for(var G=0;G<i.linked.length;++G){var V=i.linked[G];if(V.doc==_)continue;var $=j&&V.sharedHist;if(n&&!$)continue;t(V.doc,$),r(V.doc,i,$)}}r(e,null,!0)}function No(e,t){if(t.cm)throw new Error("This document is already in use.");e.doc=t,t.cm=e,Ta(e),Ma(e),Fo(e),e.options.lineWrapping||Rr(e),e.options.mode=t.modeOption,tr(e)}function Fo(e){(e.doc.direction=="rtl"?U:p)(e.display.lineDiv,"CodeMirror-rtl")}function hl(e){ur(e,function(){Fo(e),tr(e)})}function 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n<0&&t.ch==0?t.line>e.first?mt(e,Fe(t.line-1)):null:n>0&&t.ch==(r||st(e,t.line)).text.length?t.line<e.first+e.size-1?Fe(t.line+1,0):null:new Fe(t.line,t.ch+n)}function Qo(e){e.setSelection(Fe(e.firstLine(),0),Fe(e.lastLine()),pe)}function Jo(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){return r.canceled=!0}};return n&&(r.update=function(i,_,j,G){i&&(r.from=mt(e,i)),_&&(r.to=mt(e,_)),j&&(r.text=j),G!==void 0&&(r.origin=G)}),Oe(e,"beforeChange",e,r),e.cm&&Oe(e.cm,"beforeChange",e.cm,r),r.canceled?(e.cm&&(e.cm.curOp.updateInput=2),null):{from:r.from,to:r.to,text:r.text,origin:r.origin}}function Nn(e,t,n){if(e.cm){if(!e.cm.curOp)return zt(e.cm,Nn)(e,t,n);if(e.cm.state.suppressEdits)return}if((ce(e,"beforeChange")||e.cm&&ce(e.cm,"beforeChange"))&&(t=Jo(e,t,!0),!t))return;var r=Ri&&!n&&oa(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)Zo(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text,origin:t.origin});else Zo(e,t)}function 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Ye=Ne?Pa(e,Ke):Q(G);ci(e,Ke,Ye,Ho(e,Ke)),!Ne&&e.cm&&e.cm.scrollIntoView({from:Ke.from,to:Vr(Ke)});var et=[];Xr(e,function($e,nt){!nt&&ee(et,$e.history)==-1&&(rs($e.history,Ke),et.push($e.history)),ci($e,Ke,null,Ho($e,Ke))})},xe=_.changes.length-1;xe>=0;--xe){var Ie=we(xe);if(Ie)return Ie.v}}function qo(e,t){if(t==0)return;if(e.first+=t,e.sel=new hr(ie(e.sel.ranges,function(i){return new wt(Fe(i.anchor.line+t,i.anchor.ch),Fe(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){tr(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)Kr(e.cm,r,"gutter")}}function ci(e,t,n,r){if(e.cm&&!e.cm.curOp)return zt(e.cm,ci)(e,t,n,r);if(t.to.line<e.first){qo(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);qo(e,i),t={from:Fe(e.first,0),to:Fe(t.to.line+i,t.to.ch),text:[Q(t.text)],origin:t.origin}}var 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we={from:_,to:j,text:t.text,removed:t.removed,origin:t.origin};de&&Lt(e,"change",e,we),oe&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(we)}e.display.selForContextMenu=null}function Fn(e,t,n,r,i){var _;r||(r=n),ft(r,n)<0&&(_=[r,n],n=_[0],r=_[1]),typeof t=="string"&&(t=e.splitLines(t)),Nn(e,{from:n,to:r,text:t,origin:i})}function es(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function ts(e,t,n,r){for(var i=0;i<e.length;++i){var _=e[i],j=!0;if(_.ranges){_.copied||(_=e[i]=_.deepCopy(),_.copied=!0);for(var G=0;G<_.ranges.length;G++)es(_.ranges[G].anchor,t,n,r),es(_.ranges[G].head,t,n,r);continue}for(var V=0;V<_.changes.length;++V){var $=_.changes[V];if(n<$.from.line)$.from=Fe($.from.line+r,$.from.ch),$.to=Fe($.to.line+r,$.to.ch);else if(t<=$.to.line){j=!1;break}}j||(e.splice(0,i+1),i=0)}}function rs(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;ts(e.done,n,r,i),ts(e.undone,n,r,i)}function fi(e,t,n,r){var i=t,_=t;return typeof 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r=this.children[n],i=r.chunkSize();if(e<i){var _=Math.min(t,i-e),j=r.height;if(r.removeInner(e,_),this.height-=j-r.height,i==_&&(this.children.splice(n--,1),r.parent=null),(t-=_)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof hi))){var G=[];this.collapse(G),this.children=[new hi(G)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],_=i.chunkSize();if(e<=_){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var j=i.lines.length%25+25,G=j;G<i.lines.length;){var V=new hi(i.lines.slice(G,G+=25));i.height-=V.height,this.children.splice(++r,0,V),V.parent=this}i.lines=i.lines.slice(0,j),this.maybeSpill()}break}e-=_}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new mi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ee(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new mi(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],_=i.chunkSize();if(e<_){var j=Math.min(t,_-e);if(i.iterN(e,j,n))return!0;if((t-=j)==0)break;e=0}else e-=_}}};var pi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};pi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=St(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 _=ti(this);cr(n,Math.max(0,n.height-_)),e&&(ur(e,function(){ns(e,n,-_),Kr(e,r,"widget")}),Lt(e,"lineWidgetCleared",e,this,r))},pi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ti(this)-t;if(!i)return;yr(this.doc,r)||cr(r,r.height+i),n&&ur(n,function(){n.curOp.forceUpdate=!0,ns(n,r,i),Lt(n,"lineWidgetChanged",n,e,St(r))})},he(pi);function ns(e,t,n){lr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&_a(e,n)}function xl(e,t,n,r){var i=new pi(e,n,r),_=e.cm;return _&&i.noHScroll&&(_.display.alignWidgets=!0),fi(e,t,"widget",function(j){var G=j.widgets||(j.widgets=[]);if(i.insertAt==null?G.push(i):G.splice(Math.min(G.length-1,Math.max(0,i.insertAt)),0,i),i.line=j,_&&!yr(e,j)){var V=lr(j)<e.scrollTop;cr(j,j.height+ti(i)),V&&_a(_,i.height),_.curOp.forceUpdate=!0}return!0}),_&&Lt(_,"lineWidgetAdded",_,i,typeof t=="number"?t:St(t)),i}var is=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++is};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&hn(e),ce(this,"clear")){var n=this.find();n&&Lt(this,"clear",n.from,n.to)}for(var r=null,i=null,_=0;_<this.lines.length;++_){var j=this.lines[_],G=Nr(j.markedSpans,this);e&&!this.collapsed?Kr(e,St(j),"text"):e&&(G.to!=null&&(i=St(j)),G.from!=null&&(r=St(j))),j.markedSpans=Fr(j.markedSpans,G),G.from==null&&this.collapsed&&!yr(this.doc,j)&&e&&cr(j,On(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var $=$t(this.lines[V]),oe=Ln($);oe>e.display.maxLineLength&&(e.display.maxLine=$,e.display.maxLineLength=oe,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&tr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Xo(e.doc)),e&&Lt(e,"markerCleared",e,this,r,i),t&&mn(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var _=this.lines[i],j=Nr(_.markedSpans,this);if(j.from!=null&&(n=Fe(t?_:St(_),j.from),e==-1))return n;if(j.to!=null&&(r=Fe(t?_:St(_),j.to),e==1))return r}return n&&{from:n,to:r}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;ur(r,function(){var i=t.line,_=St(t.line),j=ma(r,_);if(j&&(so(j),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!yr(n.doc,i)&&n.height!=null){var G=n.height;n.height=null;var V=ti(n)-G;V&&cr(i,i.height+V)}Lt(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ee(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(ee(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},he(Yr);function Bn(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return zt(e.cm,Bn)(e,t,n,r,i);var _=new Yr(e,i),j=ft(t,n);if(r&&I(r,_,!1),j>0||j==0&&_.clearWhenEmpty!==!1)return _;if(_.replacedWith&&(_.collapsed=!0,_.widgetNode=x("span",[_.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||_.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(_.widgetNode.insertLeft=!0)),_.collapsed){if(qn(e,t.line,t,n,_)||t.line!=n.line&&qn(e,n.line,t,n,_))throw new Error("Inserting collapsed marker partially overlapping an existing one");Pi()}_.addToHistory&&jo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var G=t.line,V=e.cm,$;if(e.iter(G,n.line+1,function(de){V&&_.collapsed&&!V.options.lineWrapping&&$t(de)==V.display.maxLine&&($=!0),_.collapsed&&G!=t.line&&cr(de,0),Br(de,new xn(_,G==t.line?t.ch:null,G==n.line?n.ch:null)),++G}),_.collapsed&&e.iter(t.line,n.line+1,function(de){yr(e,de)&&cr(de,0)}),_.clearOnEnter&&Ae(_,"beforeCursorEnter",function(){return 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kr={};kr.basic={Left:"goCharLeft",Right:"goCharRight",Up:"goLineUp",Down:"goLineDown",End:"goLineEnd",Home:"goLineStartSmart",PageUp:"goPageUp",PageDown:"goPageDown",Delete:"delCharAfter",Backspace:"delCharBefore","Shift-Backspace":"delCharBefore",Tab:"defaultTab","Shift-Tab":"indentAuto",Enter:"newlineAndIndent",Insert:"toggleOverwrite",Esc:"singleSelection"},kr.pcDefault={"Ctrl-A":"selectAll","Ctrl-D":"deleteLine","Ctrl-Z":"undo","Shift-Ctrl-Z":"redo","Ctrl-Y":"redo","Ctrl-Home":"goDocStart","Ctrl-End":"goDocEnd","Ctrl-Up":"goLineUp","Ctrl-Down":"goLineDown","Ctrl-Left":"goGroupLeft","Ctrl-Right":"goGroupRight","Alt-Left":"goLineStart","Alt-Right":"goLineEnd","Ctrl-Backspace":"delGroupBefore","Ctrl-Delete":"delGroupAfter","Ctrl-S":"save","Ctrl-F":"find","Ctrl-G":"findNext","Shift-Ctrl-G":"findPrev","Shift-Ctrl-F":"replace","Shift-Ctrl-R":"replaceAll","Ctrl-[":"indentLess","Ctrl-]":"indentMore","Ctrl-U":"undoSelection","Shift-Ctrl-U":"redoSelection","Alt-U":"redoSelection",fallthrough:"basic"},kr.emacsy={"Ctrl-F":"goCharRight","Ctrl-B":"goCharLeft","Ctrl-P":"goLineUp","Ctrl-N":"goLineDown","Alt-F":"goWordRight","Alt-B":"goWordLeft","Ctrl-A":"goLineStart","Ctrl-E":"goLineEnd","Ctrl-V":"goPageDown","Shift-Ctrl-V":"goPageUp","Ctrl-D":"delCharAfter","Ctrl-H":"delCharBefore","Alt-D":"delWordAfter","Alt-Backspace":"delWordBefore","Ctrl-K":"killLine","Ctrl-T":"transposeChars","Ctrl-O":"openLine"},kr.macDefault={"Cmd-A":"selectAll","Cmd-D":"deleteLine","Cmd-Z":"undo","Shift-Cmd-Z":"redo","Cmd-Y":"redo","Cmd-Home":"goDocStart","Cmd-Up":"goDocStart","Cmd-End":"goDocEnd","Cmd-Down":"goDocEnd","Alt-Left":"goGroupLeft","Alt-Right":"goGroupRight","Cmd-Left":"goLineLeft","Cmd-Right":"goLineRight","Alt-Backspace":"delGroupBefore","Ctrl-Alt-Backspace":"delGroupAfter","Alt-Delete":"delGroupAfter","Cmd-S":"save","Cmd-F":"find","Cmd-G":"findNext","Shift-Cmd-G":"findPrev","Cmd-Alt-F":"replace","Shift-Cmd-Alt-F":"replaceAll","Cmd-[":"indentLess","Cmd-]":"indentMore","Cmd-Backspace":"delWrappedLineLeft","Cmd-Delete":"delWrappedLineRight","Cmd-U":"undoSelection","Shift-Cmd-U":"redoSelection","Ctrl-Up":"goDocStart","Ctrl-Down":"goDocEnd",fallthrough:["basic","emacsy"]},kr.default=l?kr.macDefault:kr.pcDefault;function 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rr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Pt.inputStyles[t.inputStyle](this),_=this.display=new dl(e,r,i,t);_.wrapper.CodeMirror=this,ws(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),Ao(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 X,keySeq:null,specialChars:null},t.autofocus&&!o&&_.input.focus(),B&&k<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Dl(),hn(this),this.curOp.forceUpdate=!0,No(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&wa(n)},20):Pn(this);for(var j in ta)ta.hasOwnProperty(j)&&ta[j](this,t[j],Hn);Oo(this),t.finishInit&&t.finishInit(this);for(var 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Mo(e,V)}),Ae(t.scroller,"DOMMouseScroll",function(V){return Mo(e,V)}),Ae(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(V){Ue(e,V)||le(V)},over:function(V){Ue(e,V)||(Ll(e,V),le(V))},start:function(V){return Al(e,V)},drop:zt(e,_l),leave:function(V){Ue(e,V)||ss(e)}};var G=t.input.getField();Ae(G,"keyup",function(V){return ys.call(e,V)}),Ae(G,"keydown",zt(e,vs)),Ae(G,"keypress",zt(e,bs)),Ae(G,"focus",function(V){return wa(e,V)}),Ae(G,"blur",function(V){return Pn(e,V)})}var za=[];Pt.defineInitHook=function(e){return za.push(e)};function Si(e,t,n,r){var i=e.doc,_;n==null&&(n="add"),n=="smart"&&(i.mode.indent?_=He(e,t).state:n="prev");var j=e.options.tabSize,G=st(i,t),V=H(G.text,null,j);G.stateAfter&&(G.stateAfter=null);var $=G.text.match(/^\s*/)[0],oe;if(!r&&!/\S/.test(G.text))oe=0,n="not";else if(n=="smart"&&(oe=i.mode.indent(_,G.text.slice($.length),G.text),oe==be||oe>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?oe=H(st(i,t-1).text,null,j):oe=0:n=="add"?oe=V+e.options.indentUnit:n=="subtract"?oe=V-e.options.indentUnit:typeof n=="number"&&(oe=V+n),oe=Math.max(0,oe);var de="",we=0;if(e.options.indentWithTabs)for(var xe=Math.floor(oe/j);xe;--xe)we+=j,de+="	";if(we<oe&&(de+=me(oe-we)),de!=$)return Fn(i,de,Fe(t,0),Fe(t,$.length),"+input"),G.stateAfter=null,!0;for(var Ie=0;Ie<i.sel.ranges.length;Ie++){var Ne=i.sel.ranges[Ie];if(Ne.head.line==t&&Ne.head.ch<$.length){var Ke=Fe(t,$.length);Na(i,Ie,new wt(Ke,Ke));break}}}var xr=null;function ra(e){xr=e}function Ga(e,t,n,r,i){var _=e.doc;e.display.shift=!1,r||(r=_.sel);var j=+new Date-200,G=i=="paste"||e.state.pasteIncoming>j,V=at(t),$=null;if(G&&r.ranges.length>1)if(xr&&xr.text.join(`
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_.electricInput&&(_.electricInput.test(st(e.doc,i.head.line).text.slice(0,i.head.ch))&&(j=Si(e,i.head.line,"smart")));j&&Lt(e,"electricInput",e,i.head.line)}}function Ls(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,_={anchor:Fe(i,0),head:Fe(i+1,0)};n.push(_),t.push(e.getRange(_.anchor,_.head))}return{text:t,ranges:n}}function Ds(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Os(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return R?e.style.width="1000px":e.setAttribute("wrap","off"),v&&(e.style.border="1px solid black"),Ds(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 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oe<0?V:oe==0?null:V.slice(0,oe-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var _=[];if(!n.hasOwnProperty(i))return _;var j=n[i],G=this.getModeAt(r);if(typeof G[i]=="string")j[G[i]]&&_.push(j[G[i]]);else if(G[i])for(var V=0;V<G[i].length;V++){var $=j[G[i][V]];$&&_.push($)}else G.helperType&&j[G.helperType]?_.push(j[G.helperType]):j[G.name]&&_.push(j[G.name]);for(var oe=0;oe<j._global.length;oe++){var de=j._global[oe];de.pred(G,this)&&ee(_,de.val)==-1&&_.push(de.val)}return _},getStateAfter:function(r,i){var _=this.doc;return r=Xn(_,r==null?_.first+_.size-1:r),He(this,r+1,i).state},cursorCoords:function(r,i){var _,j=this.doc.sel.primary();return r==null?_=j.head:typeof r=="object"?_=mt(this.doc,r):_=r?j.from():j.to(),br(this,_,i||"page")},charCoords:function(r,i){return ga(this,mt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=fo(this,r,i||"page"),ya(this,r.left,r.top)},lineAtHeight:function(r,i){return r=fo(this,{top:r,left:0},i||"page").top,wr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,_){var j=!1,G;if(typeof r=="number"){var V=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>V&&(r=V,j=!0),G=st(this.doc,r)}else G=r;return Fi(this,G,{top:0,left:0},i||"page",_||j).top+(j?this.doc.height-lr(G):0)},defaultTextHeight:function(){return On(this.display)},defaultCharWidth:function(){return Rn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,_,j,G){var V=this.display;r=br(this,mt(this.doc,r));var $=r.bottom,oe=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),V.sizer.appendChild(i),j=="over")$=r.top;else if(j=="above"||j=="near"){var de=Math.max(V.wrapper.clientHeight,this.doc.height),we=Math.max(V.sizer.clientWidth,V.lineSpace.clientWidth);(j=="above"||r.bottom+i.offsetHeight>de)&&r.top>i.offsetHeight?$=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=de&&($=r.bottom),oe+i.offsetWidth>we&&(oe=we-i.offsetWidth)}i.style.top=$+"px",i.style.left=i.style.right="",G=="right"?(oe=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(G=="left"?oe=0:G=="middle"&&(oe=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=oe+"px"),_&&Qs(this,{left:oe,top:$,right:oe+i.offsetWidth,bottom:$+i.offsetHeight})},triggerOnKeyDown:qt(vs),triggerOnKeyPress:qt(bs),triggerOnKeyUp:ys,triggerOnMouseDown:qt(Es),execCommand:function(r){if(bi.hasOwnProperty(r))return bi[r].call(null,this)},triggerElectric:qt(function(r){As(this,r)}),findPosH:function(r,i,_,j){var G=1;i<0&&(G=-1,i=-i);for(var V=mt(this.doc,r),$=0;$<i&&!(V=Va(this.doc,V,G,_,j),V.hitSide);++$);return V},moveH:qt(function(r,i){var _=this;this.extendSelectionsBy(function(j){return _.display.shift||_.doc.extend||j.empty()?Va(_.doc,j.head,r,i,_.options.rtlMoveVisually):r<0?j.from():j.to()},se)}),deleteH:qt(function(r,i){var _=this.doc.sel,j=this.doc;_.somethingSelected()?j.replaceSelection("",null,"+delete"):Wn(this,function(G){var V=Va(j,G.head,r,i,!1);return r<0?{from:V,to:G.head}:{from:G.head,to:V}})}),findPosV:function(r,i,_,j){var G=1,V=j;i<0&&(G=-1,i=-i);for(var $=mt(this.doc,r),oe=0;oe<i;++oe){var de=br(this,$,"div");if(V==null?V=de.left:de.left=V,$=Rs(this,de,G,_),$.hitSide)break}return $},moveV:qt(function(r,i){var _=this,j=this.doc,G=[],V=!this.display.shift&&!j.extend&&j.sel.somethingSelected();if(j.extendSelectionsBy(function(oe){if(V)return r<0?oe.from():oe.to();var de=br(_,oe.head,"div");oe.goalColumn!=null&&(de.left=oe.goalColumn),G.push(de.left);var we=Rs(_,de,r,i);return i=="page"&&oe==j.sel.primary()&&_a(_,ga(_,we,"div").top-de.top),we},se),G.length)for(var $=0;$<j.sel.ranges.length;$++)j.sel.ranges[$].goalColumn=G[$]}),findWordAt:function(r){var i=this.doc,_=st(i,r.line).text,j=r.ch,G=r.ch;if(_){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||G==_.length)&&j?--j:++G;for(var $=_.charAt(j),oe=Te($,V)?function(de){return Te(de,V)}:/\s/.test($)?function(de){return/\s/.test(de)}:function(de){return!/\s/.test(de)&&!Te(de)};j>0&&oe(_.charAt(j-1));)--j;for(;G<_.length&&oe(_.charAt(G));)++G}return new wt(Fe(r.line,j),Fe(r.line,G))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):p(this.display.cursorDiv,"CodeMirror-overwrite"),Oe(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==D()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:qt(function(r,i){ii(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-_r(this)-this.display.barHeight,width:r.scrollWidth-_r(this)-this.display.barWidth,clientHeight:ha(this),clientWidth:sn(this)}},scrollIntoView:qt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Fe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):So(this,r.from,r.to,r.margin)}),setSize:qt(function(r,i){var _=this,j=function(V){return typeof V=="number"||/^\d+$/.test(String(V))?V+"px":V};r!=null&&(this.display.wrapper.style.width=j(r)),i!=null&&(this.display.wrapper.style.height=j(i)),this.options.lineWrapping&&lo(this);var G=this.display.viewFrom;this.doc.iter(G,this.display.viewTo,function(V){if(V.widgets){for(var $=0;$<V.widgets.length;$++)if(V.widgets[$].noHScroll){Kr(_,G,"widget");break}}++G}),this.curOp.forceUpdate=!0,Oe(this,"refresh",this)}),operation:function(r){return ur(this,r)},startOperation:function(){return hn(this)},endOperation:function(){return mn(this)},refresh:qt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ri(this),ii(this,this.doc.scrollLeft,this.doc.scrollTop),Da(this.display),(r==null||Math.abs(r-On(this.display))>.5||this.options.lineWrapping)&&Ta(this),Oe(this,"refresh",this)}),swapDoc:qt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),No(this,r),ri(this),this.display.input.reset(),ii(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Lt(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}},he(e),e.registerHelper=function(r,i,_){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=_},e.registerGlobalHelper=function(r,i,_,j){e.registerHelper(r,i,j),n[r]._global.push({pred:_,val:j})}}function Va(e,t,n,r,i){var _=t,j=n,G=st(e,t.line),V=i&&e.direction=="rtl"?-n:n;function $(){var et=t.line+V;return et<e.first||et>=e.first+e.size?!1:(t=new Fe(et,t.ch,t.sticky),G=st(e,et))}function oe(et){var $e;if(r=="codepoint"){var nt=G.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(nt)?$e=null:$e=new Fe(t.line,Math.max(0,Math.min(G.text.length,t.ch+n*(nt>=55296&&nt<56320?2:1))),-n)}else i?$e=kl(e.cm,G,t,n):$e=Ba(G,t,n);if($e==null)if(!et&&$())t=ja(i,e.cm,G,t.line,V);else return!1;else t=$e;return!0}if(r=="char"||r=="codepoint")oe();else if(r=="column")oe(!0);else if(r=="word"||r=="group")for(var de=null,we=r=="group",xe=e.cm&&e.cm.getHelper(t,"wordChars"),Ie=!0;!(n<0&&!oe(!Ie));Ie=!1){var Ne=G.text.charAt(t.ch)||`
`,Ke=Te(Ne,xe)?"w":we&&Ne==`
`?"n":!we||/\s/.test(Ne)?null:"p";if(we&&!Ie&&!Ke&&(Ke="s"),de&&de!=Ke){n<0&&(n=1,oe(),t.sticky="after");break}if(Ke&&(de=Ke),n>0&&!oe(!Ie))break}var Ye=Qi(e,t,_,j,!0);return qr(_,Ye)&&(Ye.hitSide=!0),Ye}function Rs(e,t,n,r){var i=e.doc,_=t.left,j;if(r=="page"){var G=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(G-.5*On(e.display),3);j=(n>0?t.bottom:t.top)+n*V}else r=="line"&&(j=n>0?t.bottom+3:t.top-3);for(var $;!($=ya(e,_,j),!$.outside);){if(n<0?j<=0:j>=i.height){$.hitSide=!0;break}j+=n*5}return $}var _t=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new X,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};_t.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Ds(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function _(G){for(var V=G.target;V;V=V.parentNode){if(V==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(V.className))break}return!1}Ae(i,"paste",function(G){if(!_(G)||Ue(r,G)||_s(G,r))return;k<=11&&setTimeout(zt(r,function(){return t.updateFromDOM()}),20)}),Ae(i,"compositionstart",function(G){t.composing={data:G.data,done:!1}}),Ae(i,"compositionupdate",function(G){t.composing||(t.composing={data:G.data,done:!1})}),Ae(i,"compositionend",function(G){t.composing&&(G.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ae(i,"touchstart",function(){return n.forceCompositionEnd()}),Ae(i,"input",function(){t.composing||t.readFromDOMSoon()});function j(G){if(!_(G)||Ue(r,G))return;if(r.somethingSelected())ra({lineWise:!1,text:r.getSelections()}),G.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=Ls(r);ra({lineWise:!0,text:V.text}),G.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,pe),r.replaceSelection("",null,"cut")})}else return;if(G.clipboardData){G.clipboardData.clearData();var $=xr.text.join(`
`);if(G.clipboardData.setData("Text",$),G.clipboardData.getData("Text")==$){G.preventDefault();return}}var oe=Os(),de=oe.firstChild;r.display.lineSpace.insertBefore(oe,r.display.lineSpace.firstChild),de.value=xr.text.join(`
`);var we=document.activeElement;W(de),setTimeout(function(){r.display.lineSpace.removeChild(oe),we.focus(),we==i&&n.showPrimarySelection()},50)}Ae(i,"copy",j),Ae(i,"cut",j)},_t.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},_t.prototype.prepareSelection=function(){var e=yo(this.cm,!1);return e.focus=document.activeElement==this.div,e},_t.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},_t.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},_t.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var _=na(t,e.anchorNode,e.anchorOffset),j=na(t,e.focusNode,e.focusOffset);if(_&&!_.bad&&j&&!j.bad&&ft(bn(_,j),r)==0&&ft(tn(_,j),i)==0)return;var G=t.display.view,V=r.line>=t.display.viewFrom&&Ps(t,r)||{node:G[0].measure.map[2],offset:0},$=i.line<t.display.viewTo&&Ps(t,i);if(!$){var oe=G[G.length-1].measure,de=oe.maps?oe.maps[oe.maps.length-1]:oe.map;$={node:de[de.length-1],offset:de[de.length-2]-de[de.length-3]}}if(!V||!$){e.removeAllRanges();return}var we=e.rangeCount&&e.getRangeAt(0),xe;try{xe=y(V.node,V.offset,$.offset,$.node)}catch(Ie){}xe&&(!L&&t.state.focused?(e.collapse(V.node,V.offset),xe.collapsed||(e.removeAllRanges(),e.addRange(xe))):(e.removeAllRanges(),e.addRange(xe)),we&&e.anchorNode==null?e.addRange(we):L&&this.startGracePeriod()),this.rememberSelection()},_t.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},_t.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},_t.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},_t.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return m(this.div,t)},_t.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},_t.prototype.blur=function(){this.div.blur()},_t.prototype.getField=function(){return this.div},_t.prototype.supportsTouch=function(){return!0},_t.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():ur(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},_t.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},_t.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&h&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=na(t,e.anchorNode,e.anchorOffset),r=na(t,e.focusNode,e.focusOffset);n&&r&&ur(t,function(){Qt(t.doc,Gr(n,r),pe),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},_t.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,st(e.doc,r.line-1).length)),i.ch==st(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var _,j,G;r.line==t.viewFrom||(_=dn(e,r.line))==0?(j=St(t.view[0].line),G=t.view[0].node):(j=St(t.view[_].line),G=t.view[_-1].node.nextSibling);var V=dn(e,i.line),$,oe;if(V==t.view.length-1?($=t.viewTo-1,oe=t.lineDiv.lastChild):($=St(t.view[V+1].line)-1,oe=t.view[V+1].node.previousSibling),!G)return!1;for(var de=e.doc.splitLines(tu(e,G,oe,j,$)),we=Sr(e.doc,Fe(j,0),Fe($,st(e.doc,$).text.length));de.length>1&&we.length>1;)if(Q(de)==Q(we))de.pop(),we.pop(),$--;else if(de[0]==we[0])de.shift(),we.shift(),j++;else break;for(var xe=0,Ie=0,Ne=de[0],Ke=we[0],Ye=Math.min(Ne.length,Ke.length);xe<Ye&&Ne.charCodeAt(xe)==Ke.charCodeAt(xe);)++xe;for(var et=Q(de),$e=Q(we),nt=Math.min(et.length-(de.length==1?xe:0),$e.length-(we.length==1?xe:0));Ie<nt&&et.charCodeAt(et.length-Ie-1)==$e.charCodeAt($e.length-Ie-1);)++Ie;if(de.length==1&&we.length==1&&j==r.line)for(;xe&&xe>r.ch&&et.charCodeAt(et.length-Ie-1)==$e.charCodeAt($e.length-Ie-1);)xe--,Ie++;de[de.length-1]=et.slice(0,et.length-Ie).replace(/^\u200b+/,""),de[0]=de[0].slice(xe).replace(/\u200b+$/,"");var dt=Fe(j,xe),lt=Fe($,we.length?Q(we).length-Ie:0);if(de.length>1||de[0]||ft(dt,lt))return Fn(e.doc,de,dt,lt,"+input"),!0},_t.prototype.ensurePolled=function(){this.forceCompositionEnd()},_t.prototype.reset=function(){this.forceCompositionEnd()},_t.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},_t.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},_t.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&ur(this.cm,function(){return tr(e.cm)})},_t.prototype.setUneditable=function(e){e.contentEditable="false"},_t.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||zt(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},_t.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},_t.prototype.onContextMenu=function(){},_t.prototype.resetPosition=function(){},_t.prototype.needsContentAttribute=!0;function Ps(e,t){var n=ma(e,t.line);if(!n||n.hidden)return null;var r=st(e.doc,t.line),i=no(n,r,t.line),_=Xe(r,e.doc.direction),j="left";if(_){var G=je(_,t.ch);j=G%2?"right":"left"}var V=oo(i.map,t.ch,j);return V.offset=V.collapse=="right"?V.end:V.start,V}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Kn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var _="",j=!1,G=e.doc.lineSeparator(),V=!1;function $(xe){return 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0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:Infinity,maxBufferSize:60*1e3*1e3,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:Infinity,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:g.default,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:K.default,bufferController:R.default,capLevelController:h.default,fpsController:b.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},T()),{},{subtitleStreamController:B.SubtitleStreamController,subtitleTrackController:k.default,timelineController:S.TimelineController,audioStreamController:N.default,audioTrackController:O.default,emeController:P.default,cmcdController:w.default});function T(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function p(s,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 u({},s,a)}function c(s){var a=s.loader;if(a!==v.default&&a!==g.default)l.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),s.progressive=!1;else{var x=Object(v.fetchSupported)();x&&(s.loader=v.default,s.progressive=!0,s.enableSoftwareAES=!0,l.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/polyfills/number.ts"),N=L("./src/utils/ewma-bandwidth-estimator.ts"),O=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),k=L("./src/errors.ts"),R=L("./src/types/loader.ts"),S=L("./src/utils/logger.ts");function h(w,g){for(var v=0;v<g.length;v++){var d=g[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(w,d.key,d)}}function b(w,g,v){return g&&h(w.prototype,g),v&&h(w,v),w}var P=function(){function w(v){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=v;var d=v.config;this.bwEstimator=new N.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var g=w.prototype;return g.registerListeners=function(){var d=this.hls;d.on(O.Events.FRAG_LOADING,this.onFragLoading,this),d.on(O.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(O.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var d=this.hls;d.off(O.Events.FRAG_LOADING,this.onFragLoading,this),d.off(O.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(O.Events.ERROR,this.onError,this)},g.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},g.onFragLoading=function(d,o){var l=o.frag;if(l.type===R.PlaylistLevelType.MAIN&&!this.timer){var u;this.fragCurrent=l,this.partCurrent=(u=o.part)!=null?u:null,this.timer=self.setInterval(this.onCheck,100)}},g.onLevelLoaded=function(d,o){var l=this.hls.config;o.details.live?this.bwEstimator.update(l.abrEwmaSlowLive,l.abrEwmaFastLive):this.bwEstimator.update(l.abrEwmaSlowVoD,l.abrEwmaFastVoD)},g._abandonRulesCheck=function(){var d=this.fragCurrent,o=this.partCurrent,l=this.hls,u=l.autoLevelEnabled,C=l.config,E=l.media;if(!d||!E)return;var f=o?o.stats:d.stats,A=o?o.duration:d.duration;if(f.aborted){S.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!u||E.paused||!E.playbackRate||!E.readyState)return;var T=performance.now()-f.loading.start,p=Math.abs(E.playbackRate);if(T<=500*A/p)return;var c=l.levels,s=l.minAutoLevel,a=c[d.level],x=f.total||Math.max(f.loaded,Math.round(A*a.maxBitrate/8)),y=Math.max(1,f.bwEstimate?f.bwEstimate/8:f.loaded*1e3/T),m=(x-f.loaded)/y,D=E.currentTime,U=(B.BufferHelper.bufferInfo(E,D,C.maxBufferHole).end-D)/p;if(U>=2*A/p||m<=U)return;var F=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>s;W--){var M=c[W].maxBitrate;if(F=A*M/(8*.8*y),F<U)break}if(F>=m)return;var I=this.bwEstimator.getEstimate();S.logger.warn("Fragment "+d.sn+(o?" part "+o.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(K.isFiniteNumber)(I)?(I/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+m.toFixed(3)+` s
      Estimated load time for the next fragment: `+F.toFixed(3)+` s
      Time to underbuffer: `+U.toFixed(3)+" s"),l.nextLoadLevel=W,this.bwEstimator.sample(T,f.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),l.trigger(O.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:o,stats:f})},g.onFragLoaded=function(d,o){var l=o.frag,u=o.part;if(l.type===R.PlaylistLevelType.MAIN&&Object(K.isFiniteNumber)(l.sn)){var C=u?u.stats:l.stats,E=u?u.duration:l.duration;if(this.clearTimer(),this.lastLoadedFragLevel=l.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var f=this.hls.levels[l.level],A=(f.loaded?f.loaded.bytes:0)+C.loaded,T=(f.loaded?f.loaded.duration:0)+E;f.loaded={bytes:A,duration:T},f.realBitrate=Math.round(8*A/T)}if(l.bitrateTest){var p={stats:C,frag:l,part:u,id:l.type};this.onFragBuffered(O.Events.FRAG_BUFFERED,p),l.bitrateTest=!1}}},g.onFragBuffered=function(d,o){var l=o.frag,u=o.part,C=u?u.stats:l.stats;if(C.aborted)return;if(l.type!==R.PlaylistLevelType.MAIN||l.sn==="initSegment")return;var E=C.parsing.end-C.loading.start;this.bwEstimator.sample(E,C.loaded),C.bwEstimate=this.bwEstimator.getEstimate(),l.bitrateTest?this.bitrateTestDelay=E/1e3:this.bitrateTestDelay=0},g.onError=function(d,o){switch(o.details){case k.ErrorDetails.FRAG_LOAD_ERROR:case k.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},g.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},g.getNextABRAutoLevel=function(){var d=this.fragCurrent,o=this.partCurrent,l=this.hls,u=l.maxAutoLevel,C=l.config,E=l.minAutoLevel,f=l.media,A=o?o.duration:d?d.duration:0,T=f?f.currentTime:0,p=f&&f.playbackRate!==0?Math.abs(f.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():C.abrEwmaDefaultEstimate,s=(B.BufferHelper.bufferInfo(f,T,C.maxBufferHole).end-T)/p,a=this.findBestLevel(c,E,u,s,C.abrBandWidthFactor,C.abrBandWidthUpFactor);if(a>=0)return a;S.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var x=A?Math.min(A,C.maxStarvationDelay):C.maxStarvationDelay,y=C.abrBandWidthFactor,m=C.abrBandWidthUpFactor;if(!s){var D=this.bitrateTestDelay;if(D){var U=A?Math.min(A,C.maxLoadingDelay):C.maxLoadingDelay;x=U-D,S.logger.trace("bitrate test took "+Math.round(1e3*D)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*x)+" ms"),y=m=1}}return a=this.findBestLevel(c,E,u,s+x,y,m),Math.max(a,0)},g.findBestLevel=function(d,o,l,u,C,E){for(var f,A=this.fragCurrent,T=this.partCurrent,p=this.lastLoadedFragLevel,c=this.hls.levels,s=c[p],a=!!(s!=null&&(f=s.details)!==null&&f!==void 0&&f.live),x=s==null?void 0:s.codecSet,y=T?T.duration:A?A.duration:0,m=l;m>=o;m--){var D=c[m];if(!D||x&&D.codecSet!==x)continue;var U=D.details,F=(T?U==null?void 0:U.partTarget:U==null?void 0:U.averagetargetduration)||y,W=void 0;m<=p?W=C*d:W=E*d;var M=c[m].maxBitrate,I=M*F/W;if(S.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(W)+"/"+M+"/"+F+"/"+u+"/"+I),W>M&&(!I||a&&!this.bitrateTestDelay||I<u))return m}return-1},b(w,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,o=this.bwEstimator;if(d!==-1&&(!o||!o.canEstimate()))return d;var l=this.getNextABRAutoLevel();return d!==-1&&(l=Math.min(d,l)),l},set:function(d){this._nextAutoLevel=d}}]),w}();z.default=P},"./src/controller/audio-stream-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/polyfills/number.ts"),N=L("./src/controller/base-stream-controller.ts"),O=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),k=L("./src/controller/fragment-tracker.ts"),R=L("./src/types/level.ts"),S=L("./src/types/loader.ts"),h=L("./src/loader/fragment.ts"),b=L("./src/demux/chunk-cache.ts"),P=L("./src/demux/transmuxer-interface.ts"),w=L("./src/types/transmuxer.ts"),g=L("./src/controller/fragment-finders.ts"),v=L("./src/utils/discontinuities.ts"),d=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function l(){return l=Object.assign||function(A){for(var T=1;T<arguments.length;T++){var p=arguments[T];for(var c in p)Object.prototype.hasOwnProperty.call(p,c)&&(A[c]=p[c])}return A},l.apply(this,arguments)}function u(A,T){A.prototype=Object.create(T.prototype),A.prototype.constructor=A,C(A,T)}function C(A,T){return C=Object.setPrototypeOf||function(c,s){return c.__proto__=s,c},C(A,T)}var E=100,f=function(A){u(T,A);function T(c,s){var a;return a=A.call(this,c,s,"[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 p=T.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._registerListeners=function(){var s=this.hls;s.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(O.Events.ERROR,this.onError,this),s.on(O.Events.BUFFER_RESET,this.onBufferReset,this),s.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},p._unregisterListeners=function(){var s=this.hls;s.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(O.Events.ERROR,this.onError,this),s.off(O.Events.BUFFER_RESET,this.onBufferReset,this),s.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},p.onInitPtsFound=function(s,a){var x=a.frag,y=a.id,m=a.initPTS;if(y==="main"){var D=x.cc;this.initPTS[x.cc]=m,this.log("InitPTS for cc: "+D+" found from main: "+m),this.videoTrackCC=D,this.state===N.State.WAITING_INIT_PTS&&this.tick()}},p.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=N.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(E),this.fragLoadError=0,a>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=N.State.IDLE):(this.loadedmetadata=!1,this.state=N.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=s,this.tick()},p.doTick=function(){switch(this.state){case N.State.IDLE:this.doTickIdle();break;case N.State.WAITING_TRACK:{var s,a=this.levels,x=this.trackId,y=a==null||((s=a[x])===null||s===void 0)?void 0:s.details;if(y){if(this.waitForCdnTuneIn(y))break;this.state=N.State.WAITING_INIT_PTS}break}case N.State.FRAG_LOADING_WAITING_RETRY:{var m,D=performance.now(),U=this.retryDate;(!U||D>=U||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=N.State.IDLE);break}case N.State.WAITING_INIT_PTS:{var F=this.waitingData;if(F){var W=F.frag,M=F.part,I=F.cache,H=F.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=N.State.FRAG_LOADING;var X=I.flush(),ee={frag:W,part:M,payload:X,networkDetails:null};this._handleFragmentLoadProgress(ee),H&&A.prototype._handleFragmentLoadComplete.call(this,ee)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var ae=this.getLoadPosition(),be=B.BufferHelper.bufferInfo(this.mediaBuffer,ae,this.config.maxBufferHole),pe=Object(g.fragmentWithinToleranceTest)(be.end,this.config.maxFragLookUpTolerance,W);pe<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+be.end+" is needed"),this.clearWaitingFragment())}}else this.state=N.State.IDLE}}this.onTickEnd()},p.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=N.State.IDLE)},p.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:s,x=a.buffered;!this.loadedmetadata&&x.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},p.doTickIdle=function(){var s,a,x=this.hls,y=this.levels,m=this.media,D=this.trackId,U=x.config;if(!y||!y[D])return;if(!m&&(this.startFragRequested||!U.startFragPrefetch))return;var F=y[D],W=F.details;if(!W||W.live&&this.levelLastLoaded!==D||this.waitForCdnTuneIn(W)){this.state=N.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,h.ElementaryStreamTypes.AUDIO,S.PlaylistLevelType.AUDIO));var M=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,S.PlaylistLevelType.AUDIO);if(M===null)return;var I=M.len,H=this.getMaxBufferLength(),X=this.audioSwitch;if(I>=H&&!X)return;if(!X&&this._streamEnded(M,W)){x.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=N.State.ENDED;return}var ee=W.fragments,ae=ee[0].start,be=M.end;if(X){var pe=this.getLoadPosition();be=pe,W.PTSKnown&&pe<ae&&((M.end>ae||M.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),m.currentTime=ae+.05))}var ue=this.getNextFragment(be,W);if(!ue){this.bufferFlushed=!0;return}((s=ue.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((a=ue.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(ue,W):this.loadFragment(ue,W,be)},p.getMaxBufferLength=function(){var s=A.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,S.PlaylistLevelType.MAIN);return a===null?s:Math.max(s,a.len)},p.onMediaDetaching=function(){this.videoBuffer=null,A.prototype.onMediaDetaching.call(this)},p.onAudioTracksUpdated=function(s,a){var x=a.audioTracks;this.resetTransmuxer(),this.levels=x.map(function(y){return new R.Level(y)})},p.onAudioTrackSwitching=function(s,a){var x=!!a.url;this.trackId=a.id;var y=this.fragCurrent;y!=null&&y.loader&&y.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),x?this.setInterval(E):this.resetTransmuxer(),x?(this.audioSwitch=!0,this.state=N.State.IDLE):this.state=N.State.STOPPED,this.tick()},p.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},p.onLevelLoaded=function(s,a){this.mainDetails=a.details},p.onAudioTrackLoaded=function(s,a){var x,y=this.levels,m=a.details,D=a.id;if(!y){this.warn("Audio tracks were reset while loading level "+D);return}this.log("Track "+D+" loaded ["+m.startSN+","+m.endSN+"],duration:"+m.totalduration);var U=y[D],F=0;if(m.live||(x=U.details)!==null&&x!==void 0&&x.live){var W=this.mainDetails;if(m.fragments[0]||(m.deltaUpdateFailed=!0),m.deltaUpdateFailed||!W)return;!U.details&&m.hasProgramDateTime&&W.hasProgramDateTime?(Object(v.alignMediaPlaylistByPDT)(m,W),F=m.fragments[0].start):F=this.alignPlaylists(m,U.details)}U.details=m,this.levelLastLoaded=D,!this.startFragRequested&&(this.mainDetails||!m.live)&&this.setStartPosition(U.details,F),this.state===N.State.WAITING_TRACK&&!this.waitForCdnTuneIn(m)&&(this.state=N.State.IDLE),this.tick()},p._handleFragmentLoadProgress=function(s){var a,x=s.frag,y=s.part,m=s.payload,D=this.config,U=this.trackId,F=this.levels;if(!F){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+x.sn+" of level "+x.level+" will not be buffered");return}var W=F[U];console.assert(W,"Audio track is defined on fragment load progress");var M=W.details;console.assert(M,"Audio track details are defined on fragment load progress");var I=D.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new P.default(this.hls,S.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var X=this.initPTS[x.cc],ee=(a=x.initSegment)===null||a===void 0?void 0:a.data;if(X!==void 0){var ae=!1,be=y?y.index:-1,pe=be!==-1,ue=new w.ChunkMetadata(x.level,x.sn,x.stats.chunkCount,m.byteLength,be,pe);H.push(m,ee,I,"",x,y,M.totalduration,ae,ue,X)}else{o.logger.log("Unknown video PTS for cc "+x.cc+", waiting for video PTS before demuxing audio frag "+x.sn+" of ["+M.startSN+" ,"+M.endSN+"],track "+U);var se=this.waitingData=this.waitingData||{frag:x,part:y,cache:new b.default,complete:!1},fe=se.cache;fe.push(new Uint8Array(m)),this.waitingVideoCC=this.videoTrackCC,this.state=N.State.WAITING_INIT_PTS}},p._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}A.prototype._handleFragmentLoadComplete.call(this,s)},p.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},p.onBufferCreated=function(s,a){var x=a.tracks.audio;x&&(this.mediaBuffer=x.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},p.onFragBuffered=function(s,a){var x=a.frag,y=a.part;if(x.type!==S.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(x)){this.warn("Fragment "+x.sn+(y?" p: "+y.index:"")+" of level "+x.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}x.sn!=="initSegment"&&(this.fragPrevious=x,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(x,y)},p.onError=function(s,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==N.State.ERROR&&this.state!==N.State.STOPPED&&(this.state=a.fatal?N.State.ERROR:N.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===N.State.PARSING||this.state===N.State.PARSED)){var x=!0,y=this.getFwdBufferInfo(this.mediaBuffer,S.PlaylistLevelType.AUDIO);y&&y.len>.5&&(x=!this.reduceMaxBufferLength(y.len)),x&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},p.onBufferFlushed=function(s,a){var x=a.type;x===h.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},p._handleTransmuxComplete=function(s){var a,x="audio",y=this.hls,m=s.remuxResult,D=s.chunkMeta,U=this.getCurrentContext(D);if(!U){this.warn("The loading context changed while buffering fragment "+D.sn+" of level "+D.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(D.level);return}var F=U.frag,W=U.part,M=m.audio,I=m.text,H=m.id3,X=m.initSegment;if(this.fragContextChanged(F))return;if(this.state=N.State.PARSING,this.audioSwitch&&M&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,F,D),y.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:x,tracks:X.tracks})),M){var ee=M.startPTS,ae=M.endPTS,be=M.startDTS,pe=M.endDTS;W&&(W.elementaryStreams[h.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:ae,startDTS:be,endDTS:pe}),F.setElementaryStreamInfo(h.ElementaryStreamTypes.AUDIO,ee,ae,be,pe),this.bufferFragmentData(M,F,W,D)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var ue=l({frag:F,id:x},H);y.trigger(O.Events.FRAG_PARSING_METADATA,ue)}if(I){var se=l({frag:F,id:x},I);y.trigger(O.Events.FRAG_PARSING_USERDATA,se)}},p._bufferInitSegment=function(s,a,x){if(this.state!==N.State.PARSING)return;s.video&&delete s.video;var y=s.audio;if(!y)return;y.levelCodec=y.codec,y.id="audio",this.log("Init audio buffer, container:"+y.container+", codecs[parsed]=["+y.codec+"]"),this.hls.trigger(O.Events.BUFFER_CODECS,s);var m=y.initSegment;if(m!=null&&m.byteLength){var D={type:"audio",frag:a,part:null,chunkMeta:x,parent:a.type,data:m};this.hls.trigger(O.Events.BUFFER_APPENDING,D)}this.tick()},p.loadFragment=function(s,a,x){var y=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||y===k.FragmentState.NOT_LOADED||y===k.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):a.live&&!Object(K.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=N.State.WAITING_INIT_PTS):(this.startFragRequested=!0,A.prototype.loadFragment.call(this,s,a,x)))},p.completeAudioSwitch=function(){var s=this.hls,a=this.media,x=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:x})},T}(N.default);z.default=f},"./src/controller/audio-track-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function k(P,w){for(var g=0;g<w.length;g++){var v=w[g];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(P,v.key,v)}}function R(P,w,g){return w&&k(P.prototype,w),g&&k(P,g),P}function S(P,w){P.prototype=Object.create(w.prototype),P.prototype.constructor=P,h(P,w)}function h(P,w){return h=Object.setPrototypeOf||function(v,d){return v.__proto__=d,v},h(P,w)}var b=function(P){S(w,P);function w(v){var d;return d=P.call(this,v,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var g=w.prototype;return g.registerListeners=function(){var d=this.hls;d.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(K.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var d=this.hls;d.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(K.Events.ERROR,this.onError,this)},g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,P.prototype.destroy.call(this)},g.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},g.onManifestParsed=function(d,o){this.tracks=o.audioTracks||[]},g.onAudioTrackLoaded=function(d,o){var l=o.id,u=o.details,C=this.tracksInGroup[l];if(!C){this.warn("Invalid audio track id "+l);return}var E=C.details;C.details=o.details,this.log("audioTrack "+l+" loaded ["+u.startSN+"-"+u.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,o,E))},g.onLevelLoading=function(d,o){this.switchLevel(o.level)},g.onLevelSwitching=function(d,o){this.switchLevel(o.level)},g.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var l=o.audioGroupIds[o.urlId];if(this.groupId!==l){this.groupId=l;var u=this.tracks.filter(function(E){return!l||E.groupId===l});this.selectDefaultTrack&&!u.some(function(E){return E.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var C={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(K.Events.AUDIO_TRACKS_UPDATED,C),this.selectInitialTrack()}},g.onError=function(d,o){if(P.prototype.onError.call(this,d,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},g.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var l=o[this.trackId];this.log("Now switching to audio-track index "+d);var u=o[d],C=u.id,E=u.groupId,f=E===void 0?"":E,A=u.name,T=u.type,p=u.url;if(this.trackId=d,this.trackName=A,this.selectDefaultTrack=!1,this.hls.trigger(K.Events.AUDIO_TRACK_SWITCHING,{id:C,groupId:f,name:A,type:T,url:p}),u.details&&!u.details.live)return;var c=this.switchParams(u.url,l==null?void 0:l.details);this.loadPlaylist(c)},g.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,l=this.findTrackId(o)||this.findTrackId();l!==-1?this.setAudioTrack(l):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},g.findTrackId=function(d){for(var o=this.tracksInGroup,l=0;l<o.length;l++){var u=o[l];if((!this.selectDefaultTrack||u.default)&&(!d||d===u.name))return u.id}return-1},g.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var l=o.id,u=o.groupId,C=o.url;if(d)try{C=d.addDirectives(C)}catch(E){this.warn("Could not construct new URL with HLS Delivery Directives: "+E)}this.log("loading audio-track playlist for id: "+l),this.clearTimer(),this.hls.trigger(K.Events.AUDIO_TRACK_LOADING,{url:C,id:l,groupId:u,deliveryDirectives:d||null})}},R(w,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),w}(O.default);z.default=b},"./src/controller/base-playlist-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return R});var K=L("./src/polyfills/number.ts"),N=L("./src/types/level.ts"),O=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),k=L("./src/errors.ts"),R=function(){function S(b,P){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=B.logger.log.bind(B.logger,P+":"),this.warn=B.logger.warn.bind(B.logger,P+":"),this.hls=b}var h=S.prototype;return h.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},h.onError=function(P,w){w.fatal&&w.type===k.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},h.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},h.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},h.stopLoad=function(){this.canLoad=!1,this.clearTimer()},h.switchParams=function(P,w){var g=w==null?void 0:w.renditionReports;if(g)for(var v=0;v<g.length;v++){var d=g[v],o=""+d.URI;if(o===P.substr(-o.length)){var l=parseInt(d["LAST-MSN"]),u=parseInt(d["LAST-PART"]);if(w&&this.hls.config.lowLatencyMode){var C=Math.min(w.age-w.partTarget,w.targetduration);u!==void 0&&C>w.partTarget&&(u+=1)}if(Object(K.isFiniteNumber)(l))return new N.HlsUrlParameters(l,Object(K.isFiniteNumber)(u)?u:void 0,N.HlsSkip.No)}}},h.loadPlaylist=function(P){},h.shouldLoadTrack=function(P){return this.canLoad&&P&&!!P.url&&(!P.details||P.details.live)},h.playlistLoaded=function(P,w,g){var v=this,d=w.details,o=w.stats,l=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-l,d.live||g!=null&&g.live){if(d.reloaded(g),g&&this.log("live playlist "+P+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),g&&d.fragments.length>0&&Object(O.mergeDetails)(g,d),!this.canLoad||!d.live)return;var u,C=void 0,E=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var f=this.hls.config.lowLatencyMode,A=d.lastPartSn,T=d.endSN,p=d.lastPartIndex,c=p!==-1,s=A===T,a=f?0:p;c?(C=s?T+1:A,E=s?a:p+1):C=T+1;var x=d.age,y=x+d.ageHeader,m=Math.min(y-d.partTarget,d.targetduration*1.5);if(m>0){if(g&&m>g.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+g.tuneInGoal+" to: "+m+" with playlist age: "+d.age),m=0;else{var D=Math.floor(m/d.targetduration);if(C+=D,E!==void 0){var U=Math.round(m%d.targetduration/d.partTarget);E+=U}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+x.toFixed(2)+"s goal: "+m+" skip sn "+D+" to part "+E)}d.tuneInGoal=m}if(u=this.getDeliveryDirectives(d,w.deliveryDirectives,C,E),f||!s){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(d,w.deliveryDirectives,C,E);var F=Object(O.computeReloadInterval)(d,o);C!==void 0&&d.canBlockReload&&(F-=d.partTarget||1),this.log("reload live playlist "+P+" in "+Math.round(F)+" ms"),this.timer=self.setTimeout(function(){return v.loadPlaylist(u)},F)}else this.clearTimer()},h.getDeliveryDirectives=function(P,w,g,v){var d=Object(N.getSkipValue)(P,g);return w!=null&&w.skip&&P.deltaUpdateFailed&&(g=w.msn,v=w.part,d=N.HlsSkip.No),new N.HlsUrlParameters(g,v,d)},h.retryLoadingOrFail=function(P){var w=this,g=this.hls.config,v=this.retryCount<g.levelLoadingMaxRetry;if(v){var d;if(this.retryCount++,P.details.indexOf("LoadTimeOut")>-1&&(d=P.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+P.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*g.levelLoadingRetryDelay,g.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return w.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+P.details+'"')}}else this.warn('cannot recover from error "'+P.details+'"'),this.clearTimer(),P.fatal=!0;return v},S}()},"./src/controller/base-stream-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"State",function(){return T}),L.d(z,"default",function(){return p});var K=L("./src/polyfills/number.ts"),N=L("./src/task-loop.ts"),O=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),k=L("./src/utils/logger.ts"),R=L("./src/events.ts"),S=L("./src/errors.ts"),h=L("./src/types/transmuxer.ts"),b=L("./src/utils/mp4-tools.ts"),P=L("./src/utils/discontinuities.ts"),w=L("./src/controller/fragment-finders.ts"),g=L("./src/controller/level-helper.ts"),v=L("./src/loader/fragment-loader.ts"),d=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),l=L("./src/types/loader.ts");function u(c,s){for(var a=0;a<s.length;a++){var x=s[a];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(c,x.key,x)}}function C(c,s,a){return s&&u(c.prototype,s),a&&u(c,a),c}function E(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function f(c,s){c.prototype=Object.create(s.prototype),c.prototype.constructor=c,A(c,s)}function A(c,s){return A=Object.setPrototypeOf||function(x,y){return x.__proto__=y,x},A(c,s)}var T={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},p=function(c){f(s,c);function s(x,y,m){var D;return D=c.call(this)||this,D.hls=void 0,D.fragPrevious=null,D.fragCurrent=null,D.fragmentTracker=void 0,D.transmuxer=null,D._state=T.STOPPED,D.media=void 0,D.mediaBuffer=void 0,D.config=void 0,D.bitrateTest=!1,D.lastCurrentTime=0,D.nextLoadPosition=0,D.startPosition=0,D.loadedmetadata=!1,D.fragLoadError=0,D.retryDate=0,D.levels=null,D.fragmentLoader=void 0,D.levelLastLoaded=null,D.startFragRequested=!1,D.decrypter=void 0,D.initPTS=[],D.onvseeking=null,D.onvended=null,D.logPrefix="",D.log=void 0,D.warn=void 0,D.logPrefix=m,D.log=k.logger.log.bind(k.logger,m+":"),D.warn=k.logger.warn.bind(k.logger,m+":"),D.hls=x,D.fragmentLoader=new v.default(x.config),D.fragmentTracker=y,D.config=x.config,D.decrypter=new d.default(x,x.config),x.on(R.Events.KEY_LOADED,D.onKeyLoaded,E(D)),D}var a=s.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(y){},a.stopLoad=function(){this.fragmentLoader.abort();var y=this.fragCurrent;y&&this.fragmentTracker.removeFragment(y),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=T.STOPPED},a._streamEnded=function(y,m){var D=this.fragCurrent,U=this.fragmentTracker;if(!m.live&&D&&D.sn===m.endSN&&!y.nextStart){var F=U.getState(D);return F===O.FragmentState.PARTIAL||F===O.FragmentState.OK}return!1},a.onMediaAttached=function(y,m){var D=this.media=this.mediaBuffer=m.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),D.addEventListener("seeking",this.onvseeking),D.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===T.STOPPED&&this.startLoad(U.startPosition)},a.onMediaDetaching=function(){var y=this.media;y!=null&&y.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),y&&(y.removeEventListener("seeking",this.onvseeking),y.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var y=this.config,m=this.fragCurrent,D=this.media,U=this.mediaBuffer,F=this.state,W=D?D.currentTime:0,M=B.BufferHelper.bufferInfo(U||D,W,y.maxBufferHole);if(this.log("media seeking to "+(Object(K.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+F),F===T.ENDED)this.resetLoadingState();else if(m&&!M.len){var I=y.maxFragLookUpTolerance,H=m.start-I,X=m.start+m.duration+I,ee=W>X;(W<H||ee)&&(ee&&m.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),m.loader.abort()),this.resetLoadingState())}D&&(this.lastCurrentTime=W),!this.loadedmetadata&&!M.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(y,m){if(this.state!==T.KEY_LOADING||m.frag!==this.fragCurrent||!this.levels)return;this.state=T.IDLE;var D=this.levels[m.frag.level].details;D&&this.loadFragment(m.frag,D,m.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=T.STOPPED,this.hls.off(R.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(y,m){this.log("Loading key for "+y.sn+" of ["+m.startSN+"-"+m.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level),this.state=T.KEY_LOADING,this.fragCurrent=y,this.hls.trigger(R.Events.KEY_LOADING,{frag:y})},a.loadFragment=function(y,m,D){this._loadFragForPlayback(y,m,D)},a._loadFragForPlayback=function(y,m,D){var U=this,F=function(M){if(U.fragContextChanged(y)){U.warn("Fragment "+y.sn+(M.part?" p: "+M.part.index:"")+" of level "+y.level+" was dropped during download."),U.fragmentTracker.removeFragment(y);return}y.stats.chunkCount++,U._handleFragmentLoadProgress(M)};this._doFragLoad(y,m,D,F).then(function(W){if(!W)return;U.fragLoadError=0;var M=U.state;if(U.fragContextChanged(y)){(M===T.FRAG_LOADING||M===T.BACKTRACKING||!U.fragCurrent&&M===T.PARSING)&&(U.fragmentTracker.removeFragment(y),U.state=T.IDLE);return}if("payload"in W&&(U.log("Loaded fragment "+y.sn+" of level "+y.level),U.hls.trigger(R.Events.FRAG_LOADED,W),U.state===T.BACKTRACKING)){U.fragmentTracker.backtrack(y,W),U.resetFragmentLoading(y);return}U._handleFragmentLoadComplete(W)}).catch(function(W){U.warn(W),U.resetFragmentLoading(y)})},a.flushMainBuffer=function(y,m,D){if(D===void 0&&(D=null),!(y-m))return;var U={startOffset:y,endOffset:m,type:D};this.fragLoadError=0,this.hls.trigger(R.Events.BUFFER_FLUSHING,U)},a._loadInitSegment=function(y){var m=this;this._doFragLoad(y).then(function(D){if(!D||m.fragContextChanged(y)||!m.levels)throw new Error("init load aborted");return D}).then(function(D){var U=m.hls,F=D.payload,W=y.decryptdata;if(F&&F.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var M=self.performance.now();return m.decrypter.webCryptoDecrypt(new Uint8Array(F),W.key.buffer,W.iv.buffer).then(function(I){var H=self.performance.now();return U.trigger(R.Events.FRAG_DECRYPTED,{frag:y,payload:I,stats:{tstart:M,tdecrypt:H}}),D.payload=I,D})}return D}).then(function(D){var U=m.fragCurrent,F=m.hls,W=m.levels;if(!W)throw new Error("init load aborted, missing levels");var M=W[y.level].details;console.assert(M,"Level details are defined when init segment is loaded");var I=y.stats;m.state=T.IDLE,m.fragLoadError=0,y.data=new Uint8Array(D.payload),I.parsing.start=I.buffering.start=self.performance.now(),I.parsing.end=I.buffering.end=self.performance.now(),D.frag===U&&F.trigger(R.Events.FRAG_BUFFERED,{stats:I,frag:U,part:null,id:y.type}),m.tick()}).catch(function(D){m.warn(D),m.resetFragmentLoading(y)})},a.fragContextChanged=function(y){var m=this.fragCurrent;return!y||!m||y.level!==m.level||y.sn!==m.sn||y.urlId!==m.urlId},a.fragBufferedComplete=function(y,m){var D=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+y.type+" sn: "+y.sn+(m?" part: "+m.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+y.level+" "+o.default.toString(B.BufferHelper.getBuffered(D))),this.state=T.IDLE,this.tick()},a._handleFragmentLoadComplete=function(y){var m=this.transmuxer;if(!m)return;var D=y.frag,U=y.part,F=y.partsLoaded,W=!F||F.length===0||F.some(function(I){return!I}),M=new h.ChunkMetadata(D.level,D.sn,D.stats.chunkCount+1,0,U?U.index:-1,!W);m.flush(M)},a._handleFragmentLoadProgress=function(y){},a._doFragLoad=function(y,m,D,U){var F=this;if(D===void 0&&(D=null),!this.levels)throw new Error("frag load aborted, missing levels");if(D=Math.max(y.start,D||0),this.config.lowLatencyMode&&m){var W=m.partList;if(W&&U){D>y.end&&m.fragmentHint&&(y=m.fragmentHint);var M=this.getNextPart(W,y,D);if(M>-1){var I=W[M];return this.log("Loading part sn: "+y.sn+" p: "+I.index+" cc: "+y.cc+" of playlist ["+m.startSN+"-"+m.endSN+"] parts [0-"+M+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(D.toFixed(3))),this.nextLoadPosition=I.start+I.duration,this.state=T.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:y,part:W[M],targetBufferTime:D}),this.doFragPartsLoad(y,W,M,U).catch(function(H){return F.handleFragLoadError(H)})}else if(!y.url||this.loadedEndOfParts(W,D))return Promise.resolve(null)}}return this.log("Loading fragment "+y.sn+" cc: "+y.cc+" "+(m?"of ["+m.startSN+"-"+m.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+y.level+", target: "+parseFloat(D.toFixed(3))),Object(K.isFiniteNumber)(y.sn)&&!this.bitrateTest&&(this.nextLoadPosition=y.start+y.duration),this.state=T.FRAG_LOADING,this.hls.trigger(R.Events.FRAG_LOADING,{frag:y,targetBufferTime:D}),this.fragmentLoader.load(y,U).catch(function(H){return F.handleFragLoadError(H)})},a.doFragPartsLoad=function(y,m,D,U){var F=this;return new Promise(function(W,M){var I=[],H=function X(ee){var ae=m[ee];F.fragmentLoader.loadPart(y,ae,U).then(function(be){I[ae.index]=be;var pe=be.part;F.hls.trigger(R.Events.FRAG_LOADED,be);var ue=m[ee+1];if(ue&&ue.fragment===y)X(ee+1);else return W({frag:y,part:pe,partsLoaded:I})}).catch(M)};H(D)})},a.handleFragLoadError=function(y){var m=y.data;return m&&m.details===S.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(m.frag,m.part):this.hls.trigger(R.Events.ERROR,m),null},a._handleTransmuxerFlush=function(y){var m=this.getCurrentContext(y);if(!m||this.state!==T.PARSING){this.fragCurrent||(this.state=T.IDLE);return}var D=m.frag,U=m.part,F=m.level,W=self.performance.now();D.stats.parsing.end=W,U&&(U.stats.parsing.end=W),this.updateLevelTiming(D,U,F,y.partial)},a.getCurrentContext=function(y){var m=this.levels,D=y.level,U=y.sn,F=y.part;if(!m||!m[D])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+D+". The current chunk will not be buffered."),null;var W=m[D],M=F>-1?Object(g.getPartWith)(W,U,F):null,I=M?M.fragment:Object(g.getFragmentWithSN)(W,U,this.fragCurrent);return I?{frag:I,part:M,level:W}:null},a.bufferFragmentData=function(y,m,D,U){if(!y||this.state!==T.PARSING)return;var F=y.data1,W=y.data2,M=F;if(F&&W&&(M=Object(b.appendUint8Array)(F,W)),!M||!M.length)return;var I={type:y.type,frag:m,part:D,chunkMeta:U,parent:m.type,data:M};this.hls.trigger(R.Events.BUFFER_APPENDING,I),y.dropped&&y.independent&&!D&&this.flushBufferGap(m)},a.flushBufferGap=function(y){var m=this.media;if(!m)return;if(!B.BufferHelper.isBuffered(m,m.currentTime)){this.flushMainBuffer(0,y.start);return}var D=m.currentTime,U=B.BufferHelper.bufferInfo(m,D,0),F=y.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,F*.25),M=Math.max(Math.min(y.start-W,U.end-W),D+W);y.start-M>W&&this.flushMainBuffer(M,y.start)},a.getFwdBufferInfo=function(y,m){var D=this.config,U=this.getLoadPosition();if(!Object(K.isFiniteNumber)(U))return null;var F=B.BufferHelper.bufferInfo(y,U,D.maxBufferHole);if(F.len===0&&F.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(U,m);if(W&&F.nextStart<W.end)return B.BufferHelper.bufferInfo(y,U,Math.max(F.nextStart,D.maxBufferHole))}return F},a.getMaxBufferLength=function(y){var m=this.config,D;return y?D=Math.max(8*m.maxBufferSize/y,m.maxBufferLength):D=m.maxBufferLength,Math.min(D,m.maxMaxBufferLength)},a.reduceMaxBufferLength=function(y){var m=this.config,D=y||m.maxBufferLength;return m.maxMaxBufferLength>=D?(m.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+m.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(y,m){var D,U,F=m.fragments,W=F.length;if(!W)return null;var M=this.config,I=F[0].start,H;if(m.live){var X=M.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!m.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(m,F),this.startPosition=H?this.hls.liveSyncPosition||H.start:y)}else y<=I&&(H=F[0]);if(!H){var ee=M.lowLatencyMode?m.partEnd:m.fragmentEnd;H=this.getFragmentAtPosition(y,ee,m)}return(D=H)!==null&&D!==void 0&&D.initSegment&&!((U=H)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},a.getNextPart=function(y,m,D){for(var U=-1,F=!1,W=!0,M=0,I=y.length;M<I;M++){var H=y[M];if(W=W&&!H.independent,U>-1&&D<H.start)break;var X=H.loaded;!X&&(F||H.independent||W)&&H.fragment===m&&(U=M),F=X}return U},a.loadedEndOfParts=function(y,m){var D=y[y.length-1];return D&&m>D.start&&D.loaded},a.getInitialLiveFragment=function(y,m){var D=this.fragPrevious,U=null;if(D){if(y.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+D.programDateTime),U=Object(w.findFragmentByPDT)(m,D.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var F=D.sn+1;if(F>=y.startSN&&F<=y.endSN){var W=m[F-y.startSN];D.cc===W.cc&&(U=W,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(w.findFragWithCC)(m,D.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var M=this.hls.liveSyncPosition;M!==null&&(U=this.getFragmentAtPosition(M,this.bitrateTest?y.fragmentEnd:y.edge,y))}return U},a.getFragmentAtPosition=function(y,m,D){var U=this.config,F=this.fragPrevious,W=D.fragments,M=D.endSN,I=D.fragmentHint,H=U.maxFragLookUpTolerance,X=!!(U.lowLatencyMode&&D.partList&&I);X&&I&&!this.bitrateTest&&(W=W.concat(I),M=I.sn);var ee;if(y<m){var ae=y>m-H?0:H;ee=Object(w.findFragmentByPTS)(F,W,y,ae)}else ee=W[W.length-1];if(ee){var be=ee.sn-D.startSN,pe=F&&ee.level===F.level,ue=W[be+1],se=this.fragmentTracker.getState(ee);if(se===O.FragmentState.BACKTRACKED){ee=null;for(var fe=be;W[fe]&&this.fragmentTracker.getState(W[fe])===O.FragmentState.BACKTRACKED;)F?ee=W[fe--]:ee=W[--fe];ee||(ee=ue)}else F&&ee.sn===F.sn&&!X&&(pe&&(ee.sn<M&&this.fragmentTracker.getState(ue)!==O.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+ue.sn),ee=ue):ee=null))}return ee},a.synchronizeToLiveEdge=function(y){var m=this.config,D=this.media;if(!D)return;var U=this.hls.liveSyncPosition,F=D.currentTime,W=y.fragments[0].start,M=y.edge,I=F>=W-m.maxFragLookUpTolerance&&F<=M;if(U!==null&&D.duration>U&&(F<U||!I)){var H=m.liveMaxLatencyDuration!==void 0?m.liveMaxLatencyDuration:m.liveMaxLatencyDurationCount*y.targetduration;(!I&&D.readyState<4||F<M-H)&&(this.loadedmetadata||(this.nextLoadPosition=U),D.readyState&&(this.warn("Playback: "+F.toFixed(3)+" is located too far from the end of live sliding playlist: "+M+", reset currentTime to : "+U.toFixed(3)),D.currentTime=U))}},a.alignPlaylists=function(y,m){var D=this.levels,U=this.levelLastLoaded,F=this.fragPrevious,W=U!==null?D[U]:null,M=y.fragments.length;if(!M)return this.warn("No fragments in live playlist"),0;var I=y.fragments[0].start,H=!m,X=y.alignedSliding&&Object(K.isFiniteNumber)(I);if(H||!X&&!I){Object(P.alignStream)(F,W,y);var ee=y.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(m?m.startSN:"na")+"->"+y.startSN+" prev-sn: "+(F?F.sn:"na")+" fragments: "+M),ee}return I},a.waitForCdnTuneIn=function(y){var m=3;return y.live&&y.canBlockReload&&y.tuneInGoal>Math.max(y.partHoldBack,y.partTarget*m)},a.setStartPosition=function(y,m){var D=this.startPosition;if(D<m&&(D=-1),D===-1||this.lastCurrentTime===-1){var U=y.startTimeOffset;Object(K.isFiniteNumber)(U)?(D=m+U,U<0&&(D+=y.totalduration),D=Math.min(Math.max(m,D),m+y.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+D),this.startPosition=D):y.live?D=this.hls.liveSyncPosition||m:this.startPosition=D=0,this.lastCurrentTime=D}this.nextLoadPosition=D},a.getLoadPosition=function(){var y=this.media,m=0;return this.loadedmetadata&&y?m=y.currentTime:this.nextLoadPosition&&(m=this.nextLoadPosition),m},a.handleFragLoadAborted=function(y,m){this.transmuxer&&y.sn!=="initSegment"&&y.stats.aborted&&(this.warn("Fragment "+y.sn+(m?" part"+m.index:"")+" of level "+y.level+" was aborted"),this.resetFragmentLoading(y))},a.resetFragmentLoading=function(y){(!this.fragCurrent||!this.fragContextChanged(y))&&(this.state=T.IDLE)},a.onFragmentOrKeyLoadError=function(y,m){if(m.fatal)return;var D=m.frag;if(!D||D.type!==y)return;var U=this.fragCurrent;console.assert(U&&D.sn===U.sn&&D.level===U.level&&D.urlId===U.urlId,"Frag load error must match current frag to retry");var F=this.config;if(this.fragLoadError+1<=F.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(D.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*F.fragLoadingRetryDelay,F.fragLoadingMaxRetryTimeout);this.warn("Fragment "+D.sn+" of "+y+" "+D.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=T.FRAG_LOADING_WAITING_RETRY}else m.levelRetry?(y===l.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=T.IDLE):(k.logger.error(m.details+" reaches max retry, redispatch as fatal ..."),m.fatal=!0,this.hls.stopLoad(),this.state=T.ERROR)},a.afterBufferFlushed=function(y,m,D){if(!y)return;var U=B.BufferHelper.getBuffered(y);this.fragmentTracker.detectEvictedFragments(m,U,D),this.state===T.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=T.IDLE},a.resetLiveStartWhenNotLoaded=function(y){if(!this.loadedmetadata){this.startFragRequested=!1;var m=this.levels?this.levels[y].details:null;if(m!=null&&m.live)return this.startPosition=-1,this.setStartPosition(m,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(y,m,D,U){var F=this,W=D.details;console.assert(!!W,"level.details must be defined");var M=Object.keys(y.elementaryStreams).reduce(function(I,H){var X=y.elementaryStreams[H];if(X){var ee=X.endPTS-X.startPTS;if(ee<=0)return F.warn("Could not parse fragment "+y.sn+" "+H+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),F.resetTransmuxer(),I||!1;var ae=U?0:Object(g.updateFragPTSDTS)(W,y,X.startPTS,X.endPTS,X.startDTS,X.endDTS);return F.hls.trigger(R.Events.LEVEL_PTS_UPDATED,{details:W,level:D,drift:ae,type:H,frag:y,start:X.startPTS,end:X.endPTS}),!0}return I},!1);M?(this.state=T.PARSED,this.hls.trigger(R.Events.FRAG_PARSED,{frag:y,part:m})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},C(s,[{key:"state",get:function(){return this._state},set:function(y){var m=this._state;m!==y&&(this._state=y,this.log(m+"->"+y))}}]),s}(N.default)},"./src/controller/buffer-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return w});var K=L("./src/polyfills/number.ts"),N=L("./src/events.ts"),O=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),k=L("./src/utils/buffer-helper.ts"),R=L("./src/utils/mediasource-helper.ts"),S=L("./src/loader/fragment.ts"),h=L("./src/controller/buffer-operation-queue.ts"),b=Object(R.getMediaSource)(),P=/([ha]vc.)(?:\.[^.,]+)+/,w=function(){function g(d){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var l=o.hls,u=o.media,C=o.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),l.trigger(N.Events.MEDIA_ATTACHED,{media:u})),C&&C.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){O.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){O.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var v=g.prototype;return v.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},v.destroy=function(){this.unregisterListeners(),this.details=null},v.registerListeners=function(){var o=this.hls;o.on(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(N.Events.BUFFER_RESET,this.onBufferReset,this),o.on(N.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(N.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(N.Events.BUFFER_EOS,this.onBufferEos,this),o.on(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(N.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(N.Events.FRAG_PARSED,this.onFragParsed,this),o.on(N.Events.FRAG_CHANGED,this.onFragChanged,this)},v.unregisterListeners=function(){var o=this.hls;o.off(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(N.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(N.Events.BUFFER_RESET,this.onBufferReset,this),o.off(N.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(N.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(N.Events.BUFFER_EOS,this.onBufferEos,this),o.off(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(N.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(N.Events.FRAG_PARSED,this.onFragParsed,this),o.off(N.Events.FRAG_CHANGED,this.onFragChanged,this)},v._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new h.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},v.onManifestParsed=function(o,l){var u=2;(l.audio&&!l.video||!l.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},v.onMediaAttaching=function(o,l){var u=this.media=l.media;if(u&&b){var C=this.mediaSource=new b;C.addEventListener("sourceopen",this._onMediaSourceOpen),C.addEventListener("sourceended",this._onMediaSourceEnded),C.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(C),this._objectUrl=u.src}},v.onMediaDetaching=function(){var o=this.media,l=this.mediaSource,u=this._objectUrl;if(l){if(O.logger.log("[buffer-controller]: media source detaching"),l.readyState==="open")try{l.endOfStream()}catch(C){O.logger.warn("[buffer-controller]: onMediaDetaching: "+C.message+" while calling endOfStream")}this.onBufferReset(),l.removeEventListener("sourceopen",this._onMediaSourceOpen),l.removeEventListener("sourceended",this._onMediaSourceEnded),l.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(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(N.Events.MEDIA_DETACHED,void 0)},v.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(l){var u=o.sourceBuffer[l];try{u&&(o.removeBufferListeners(l),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[l]=void 0)}catch(C){O.logger.warn("[buffer-controller]: Failed to reset the "+l+" buffer",C)}}),this._initSourceBuffer()},v.onBufferCodecs=function(o,l){var u=this,C=this.getSourceBufferTypes().length;if(Object.keys(l).forEach(function(E){if(C){var f=u.tracks[E];if(f&&typeof f.buffer.changeType=="function"){var A=l[E],T=A.codec,p=A.levelCodec,c=A.container,s=(f.levelCodec||f.codec).replace(P,"$1"),a=(p||T).replace(P,"$1");if(s!==a){var x=c+";codecs="+(p||T);u.appendChangeType(E,x)}}}else u.pendingTracks[E]=l[E]}),C)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},v.appendChangeType=function(o,l){var u=this,C=this.operationQueue,E={execute:function(){var A=u.sourceBuffer[o];A&&(O.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+l),A.changeType(l)),C.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(A){O.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",A)}};C.append(E,o)},v.onBufferAppending=function(o,l){var u=this,C=this.hls,E=this.operationQueue,f=this.tracks,A=l.data,T=l.type,p=l.frag,c=l.part,s=l.chunkMeta,a=s.buffering[T],x=self.performance.now();a.start=x;var y=p.stats.buffering,m=c?c.stats.buffering:null;y.start===0&&(y.start=x),m&&m.start===0&&(m.start=x);var D=f.audio,U=T==="audio"&&s.id===1&&(D==null?void 0:D.container)==="audio/mpeg",F={execute:function(){if(a.executeStart=self.performance.now(),U){var M=u.sourceBuffer[T];if(M){var I=p.start-M.timestampOffset;Math.abs(I)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+p.start+" (delta: "+I+") sn: "+p.sn+")"),M.timestampOffset=p.start)}}u.appendExecutor(A,T)},onStart:function(){},onComplete:function(){var M=self.performance.now();a.executeEnd=a.end=M,y.first===0&&(y.first=M),m&&m.first===0&&(m.first=M);var I=u.sourceBuffer,H={};for(var X in I)H[X]=k.BufferHelper.getBuffered(I[X]);u.appendError=0,u.hls.trigger(N.Events.BUFFER_APPENDED,{type:T,frag:p,part:c,chunkMeta:s,parent:p.type,timeRanges:H})},onError:function(M){O.logger.error("[buffer-controller]: Error encountered while trying to append to the "+T+" SourceBuffer",M);var I={type:B.ErrorTypes.MEDIA_ERROR,parent:p.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:M,fatal:!1};M.code===DOMException.QUOTA_EXCEEDED_ERR?I.details=B.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,I.details=B.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>C.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+C.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),I.fatal=!0)),C.trigger(N.Events.ERROR,I)}};E.append(F,T)},v.onBufferFlushing=function(o,l){var u=this,C=this.operationQueue,E=function(A){return{execute:u.removeExecutor.bind(u,A,l.startOffset,l.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(N.Events.BUFFER_FLUSHED,{type:A})},onError:function(p){O.logger.warn("[buffer-controller]: Failed to remove from "+A+" SourceBuffer",p)}}};l.type?C.append(E(l.type),l.type):this.getSourceBufferTypes().forEach(function(f){C.append(E(f),f)})},v.onFragParsed=function(o,l){var u=this,C=l.frag,E=l.part,f=[],A=E?E.elementaryStreams:C.elementaryStreams;A[S.ElementaryStreamTypes.AUDIOVIDEO]?f.push("audiovideo"):(A[S.ElementaryStreamTypes.AUDIO]&&f.push("audio"),A[S.ElementaryStreamTypes.VIDEO]&&f.push("video"));var T=function(){var c=self.performance.now();C.stats.buffering.end=c,E&&(E.stats.buffering.end=c);var s=E?E.stats:C.stats;u.hls.trigger(N.Events.FRAG_BUFFERED,{frag:C,part:E,stats:s,id:C.type})};f.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+C.type+" level: "+C.level+" sn: "+C.sn),this.blockBuffers(T,f)},v.onFragChanged=function(o,l){this.flushBackBuffer()},v.onBufferEos=function(o,l){var u=this,C=this.getSourceBufferTypes().reduce(function(E,f){var A=u.sourceBuffer[f];return(!l.type||l.type===f)&&(A&&!A.ended&&(A.ended=!0,O.logger.log("[buffer-controller]: "+f+" sourceBuffer now EOS"))),E&&!!(!A||A.ended)},!0);C&&this.blockBuffers(function(){var E=u.mediaSource;if(!E||E.readyState!=="open")return;E.endOfStream()})},v.onLevelUpdated=function(o,l){var u=l.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},v.flushBackBuffer=function(){var o=this.hls,l=this.details,u=this.media,C=this.sourceBuffer;if(!u||l===null)return;var E=this.getSourceBufferTypes();if(!E.length)return;var f=l.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(K.isFiniteNumber)(f)||f<0)return;var A=u.currentTime,T=l.levelTargetDuration,p=Math.max(f,T),c=Math.floor(A/T)*T-p;E.forEach(function(s){var a=C[s];if(a){var x=k.BufferHelper.getBuffered(a);x.length>0&&c>x.start(0)&&(o.trigger(N.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),l.live&&o.trigger(N.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(N.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:s}))}})},v.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,l=this.hls,u=this.media,C=this.mediaSource,E=o.fragments[0].start+o.totalduration,f=u.duration,A=Object(K.isFiniteNumber)(C.duration)?C.duration:0;o.live&&l.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),C.duration=Infinity,this.updateSeekableRange(o)):(E>A&&E>f||!Object(K.isFiniteNumber)(f))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+E.toFixed(3)),C.duration=E)},v.updateSeekableRange=function(o){var l=this.mediaSource,u=o.fragments,C=u.length;if(C&&o.live&&l!==null&&l!==void 0&&l.setLiveSeekableRange){var E=Math.max(0,u[0].start),f=Math.max(E,E+o.totalduration);l.setLiveSeekableRange(E,f)}},v.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,l=this.operationQueue,u=this.pendingTracks,C=Object.keys(u).length;if(C&&!o||C===2){this.createSourceBuffers(u),this.pendingTracks={};var E=this.getSourceBufferTypes();if(E.length===0){this.hls.trigger(N.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}E.forEach(function(f){l.executeNext(f)})}},v.createSourceBuffers=function(o){var l=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var C=0;for(var E in o)if(!l[E]){var f=o[E];if(!f)throw Error("source buffer exists for track "+E+", however track does not");var A=f.levelCodec||f.codec,T=f.container+";codecs="+A;O.logger.log("[buffer-controller]: creating sourceBuffer("+T+")");try{var p=l[E]=u.addSourceBuffer(T),c=E;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[E]={buffer:p,codec:A,container:f.container,levelCodec:f.levelCodec,id:f.id},C++}catch(s){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(N.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:T})}}C&&this.hls.trigger(N.Events.BUFFER_CREATED,{tracks:this.tracks})},v._onSBUpdateStart=function(o){var l=this.operationQueue,u=l.current(o);u.onStart()},v._onSBUpdateEnd=function(o){var l=this.operationQueue,u=l.current(o);u.onComplete(),l.shiftAndExecuteNext(o)},v._onSBUpdateError=function(o,l){O.logger.error("[buffer-controller]: "+o+" SourceBuffer error",l),this.hls.trigger(N.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(l)},v.removeExecutor=function(o,l,u){var C=this.media,E=this.mediaSource,f=this.operationQueue,A=this.sourceBuffer,T=A[o];if(!C||!E||!T){O.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),f.shiftAndExecuteNext(o);return}var p=Object(K.isFiniteNumber)(C.duration)?C.duration:Infinity,c=Object(K.isFiniteNumber)(E.duration)?E.duration:Infinity,s=Math.max(0,l),a=Math.min(u,p,c);a>s?(O.logger.log("[buffer-controller]: Removing ["+s+","+a+"] from the "+o+" SourceBuffer"),console.assert(!T.updating,o+" sourceBuffer must not be updating"),T.remove(s,a)):f.shiftAndExecuteNext(o)},v.appendExecutor=function(o,l){var u=this.operationQueue,C=this.sourceBuffer,E=C[l];if(!E){O.logger.warn("[buffer-controller]: Attempting to append to the "+l+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(l);return}E.ended=!1,console.assert(!E.updating,l+" sourceBuffer must not be updating"),E.appendBuffer(o)},v.blockBuffers=function(o,l){var u=this;if(l===void 0&&(l=this.getSourceBufferTypes()),!l.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var C=this.operationQueue,E=l.map(function(f){return C.appendBlocker(f)});Promise.all(E).then(function(){o(),l.forEach(function(f){var A=u.sourceBuffer[f];(!A||!A.updating)&&C.shiftAndExecuteNext(f)})})},v.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},v.addBufferListener=function(o,l,u){var C=this.sourceBuffer[o];if(!C)return;var E=u.bind(this,o);this.listeners[o].push({event:l,listener:E}),C.addEventListener(l,E)},v.removeBufferListeners=function(o){var l=this.sourceBuffer[o];if(!l)return;this.listeners[o].forEach(function(u){l.removeEventListener(u.event,u.listener)})},g}()},"./src/controller/buffer-operation-queue.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return N});var K=L("./src/utils/logger.ts"),N=function(){function O(k){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=k}var B=O.prototype;return B.append=function(R,S){var h=this.queues[S];h.push(R),h.length===1&&this.buffers[S]&&this.executeNext(S)},B.insertAbort=function(R,S){var h=this.queues[S];h.unshift(R),this.executeNext(S)},B.appendBlocker=function(R){var S,h=new Promise(function(P){S=P}),b={execute:S,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(b,R),h},B.executeNext=function(R){var S=this.buffers,h=this.queues,b=S[R],P=h[R];if(P.length){var w=P[0];try{w.execute()}catch(g){K.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),w.onError(g),(!b||!b.updating)&&(P.shift(),this.executeNext(R))}}},B.shiftAndExecuteNext=function(R){this.queues[R].shift(),this.executeNext(R)},B.current=function(R){return this.queues[R][0]},O}()},"./src/controller/cap-level-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/events.ts");function N(k,R){for(var S=0;S<R.length;S++){var h=R[S];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(k,h.key,h)}}function O(k,R,S){return R&&N(k.prototype,R),S&&N(k,S),k}var B=function(){function k(S){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=S,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var R=k.prototype;return R.setStreamController=function(h){this.streamController=h},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 h=this.hls;h.on(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),h.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),h.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),h.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.unregisterListener=function(){var h=this.hls;h.off(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),h.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),h.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),h.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},R.onFpsDropLevelCapping=function(h,b){k.isLevelAllowed(b.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(b.droppedLevel)},R.onMediaAttaching=function(h,b){this.media=b.media instanceof HTMLVideoElement?b.media:null},R.onManifestParsed=function(h,b){var P=this.hls;this.restrictedLevels=[],this.firstLevel=b.firstLevel,P.config.capLevelToPlayerSize&&b.video&&this.startCapping()},R.onBufferCodecs=function(h,b){var P=this.hls;P.config.capLevelToPlayerSize&&b.video&&this.startCapping()},R.onMediaDetaching=function(){this.stopCapping()},R.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var h=this.hls.levels;if(h.length){var b=this.hls;b.autoLevelCapping=this.getMaxLevel(h.length-1),b.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=b.autoLevelCapping}}},R.getMaxLevel=function(h){var b=this,P=this.hls.levels;if(!P.length)return-1;var w=P.filter(function(g,v){return k.isLevelAllowed(v,b.restrictedLevels)&&v<=h});return this.clientRect=null,k.getMaxLevelByMediaSize(w,this.mediaWidth,this.mediaHeight)},R.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},R.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},R.getDimensions=function(){if(this.clientRect)return this.clientRect;var h=this.media,b={width:0,height:0};if(h){var P=h.getBoundingClientRect();b.width=P.width,b.height=P.height,!b.width&&!b.height&&(b.width=P.right-P.left||h.width||0,b.height=P.bottom-P.top||h.height||0)}return this.clientRect=b,b},k.isLevelAllowed=function(h,b){return b===void 0&&(b=[]),b.indexOf(h)===-1},k.getMaxLevelByMediaSize=function(h,b,P){if(!h||!h.length)return-1;for(var w=function(l,u){return u?l.width!==u.width||l.height!==u.height:!0},g=h.length-1,v=0;v<h.length;v+=1){var d=h[v];if((d.width>=b||d.height>=P)&&w(d,h[v+1])){g=v;break}}return g},O(k,[{key:"mediaWidth",get:function(){return this.getDimensions().width*k.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*k.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var h=1;try{h=self.devicePixelRatio}catch(b){}return h}}]),k}();z.default=B},"./src/controller/cmcd-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return w});var K=L("./src/events.ts"),N=L("./src/types/cmcd.ts"),O=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function k(g,v){for(var d=0;d<v.length;d++){var o=v[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(g,o.key,o)}}function R(g,v,d){return v&&k(g.prototype,v),d&&k(g,d),g}function S(g,v){var d=typeof Symbol!="undefined"&&g[Symbol.iterator]||g["@@iterator"];if(d)return(d=d.call(g)).next.bind(d);if(Array.isArray(g)||(d=h(g))||v&&g&&typeof g.length=="number"){d&&(g=d);var o=0;return function(){return o>=g.length?{done:!0}:{done:!1,value:g[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 h(g,v){if(!g)return;if(typeof g=="string")return b(g,v);var d=Object.prototype.toString.call(g).slice(8,-1);if(d==="Object"&&g.constructor&&(d=g.constructor.name),d==="Map"||d==="Set")return Array.from(g);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return b(g,v)}function b(g,v){(v==null||v>g.length)&&(v=g.length);for(var d=0,o=new Array(v);d<v;d++)o[d]=g[d];return o}function P(){return P=Object.assign||function(g){for(var v=1;v<arguments.length;v++){var d=arguments[v];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(g[o]=d[o])}return g},P.apply(this,arguments)}var w=function(){function g(d){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(C){try{o.apply(C,{ot:N.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(E){B.logger.warn("Could not generate manifest CMCD data.",E)}},this.applyFragmentData=function(C){try{var E=C.frag,f=o.hls.levels[E.level],A=o.getObjectType(E),T={d:E.duration*1e3,ot:A};(A===N.CMCDObjectType.VIDEO||A===N.CMCDObjectType.AUDIO||A==N.CMCDObjectType.MUXED)&&(T.br=f.bitrate/1e3,T.tb=o.getTopBandwidth(A),T.bl=o.getBufferLength(A)),o.apply(C,T)}catch(p){B.logger.warn("Could not generate segment CMCD data.",p)}},this.hls=d;var l=this.config=d.config,u=l.cmcd;u!=null&&(l.pLoader=this.createPlaylistLoader(),l.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||g.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var v=g.prototype;return v.registerListeners=function(){var o=this.hls;o.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(K.Events.BUFFER_CREATED,this.onBufferCreated,this)},v.unregisterListeners=function(){var o=this.hls;o.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(K.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},v.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},v.onMediaAttached=function(o,l){this.media=l.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},v.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},v.onBufferCreated=function(o,l){var u,C;this.audioBuffer=(u=l.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(C=l.tracks.video)===null||C===void 0?void 0:C.buffer},v.createData=function(){var o;return{v:N.CMCDVersion,sf:N.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}},v.apply=function(o,l){l===void 0&&(l={}),P(l,this.createData());var u=l.ot===N.CMCDObjectType.INIT||l.ot===N.CMCDObjectType.VIDEO||l.ot===N.CMCDObjectType.MUXED;if(this.starved&&u&&(l.bs=!0,l.su=!0,this.starved=!1),l.su==null&&(l.su=this.buffering),this.useHeaders){var C=g.toHeaders(l);if(!Object.keys(C).length)return;o.headers||(o.headers={}),P(o.headers,C)}else{var E=g.toQuery(l);if(!E)return;o.url=g.appendQueryToUri(o.url,E)}},v.getObjectType=function(o){var l=o.type;return l==="subtitle"?N.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?N.CMCDObjectType.INIT:l==="audio"?N.CMCDObjectType.AUDIO:l==="main"?this.hls.audioTracks.length?N.CMCDObjectType.VIDEO:N.CMCDObjectType.MUXED:void 0},v.getTopBandwidth=function(o){for(var l=0,u=o===N.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,C=S(u),E;!(E=C()).done;){var f=E.value;f.bitrate>l&&(l=f.bitrate)}return l>0?l:NaN},v.getBufferLength=function(o){var l=this.hls.media,u=o===N.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!l)return NaN;var C=O.BufferHelper.bufferInfo(u,l.currentTime,this.config.maxBufferHole);return C.len*1e3},v.createPlaylistLoader=function(){var o=this.config.pLoader,l=this.applyPlaylistData,u=o||this.config.loader;return function(){function C(f){this.loader=void 0,this.loader=new u(f)}var E=C.prototype;return E.destroy=function(){this.loader.destroy()},E.abort=function(){this.loader.abort()},E.load=function(A,T,p){l(A),this.loader.load(A,T,p)},R(C,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),C}()},v.createFragmentLoader=function(){var o=this.config.fLoader,l=this.applyFragmentData,u=o||this.config.loader;return function(){function C(f){this.loader=void 0,this.loader=new u(f)}var E=C.prototype;return E.destroy=function(){this.loader.destroy()},E.abort=function(){this.loader.abort()},E.load=function(A,T,p){l(A),this.loader.load(A,T,p)},R(C,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),C}()},g.uuid=function(){var o=URL.createObjectURL(new Blob),l=o.toString();return URL.revokeObjectURL(o),l.substr(l.lastIndexOf("/")+1)},g.serialize=function(o){for(var l=[],u=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},C=function(U){return Math.round(U)},E=function(U){return C(U/100)*100},f=function(U){return encodeURIComponent(U)},A={br:C,d:C,bl:E,dl:E,mtp:E,nor:f,rtp:E,tb:C},T=Object.keys(o||{}).sort(),p=S(T),c;!(c=p()).done;){var s=c.value,a=o[s];if(!u(a))continue;if(s==="v"&&a===1)continue;if(s=="pr"&&a===1)continue;var x=A[s];x&&(a=x(a));var y=typeof a,m=void 0;s==="ot"||s==="sf"||s==="st"?m=s+"="+a:y==="boolean"?m=s:y==="number"?m=s+"="+a:m=s+"="+JSON.stringify(a),l.push(m)}return l.join(",")},g.toHeaders=function(o){for(var l=Object.keys(o),u={},C=["Object","Request","Session","Status"],E=[{},{},{},{}],f={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},A=0,T=l;A<T.length;A++){var p=T[A],c=f[p]!=null?f[p]:1;E[c][p]=o[p]}for(var s=0;s<E.length;s++){var a=g.serialize(E[s]);a&&(u["CMCD-"+C[s]]=a)}return u},g.toQuery=function(o){return"CMCD="+encodeURIComponent(g.serialize(o))},g.appendQueryToUri=function(o,l){if(!l)return o;var u=o.includes("?")?"&":"?";return""+o+u+l},g}()},"./src/controller/eme-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function k(w,g){for(var v=0;v<g.length;v++){var d=g[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(w,d.key,d)}}function R(w,g,v){return g&&k(w.prototype,g),v&&k(w,v),w}var S=3,h=function(g,v,d){var o={audioCapabilities:[],videoCapabilities:[]};return g.forEach(function(l){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+l+'"',robustness:d.audioRobustness||""})}),v.forEach(function(l){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+l+'"',robustness:d.videoRobustness||""})}),[o]},b=function(g,v,d,o){switch(g){case B.KeySystems.WIDEVINE:return h(v,d,o);default:throw new Error("Unknown key-system: "+g)}},P=function(){function w(v){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=v,this._config=v.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 g=w.prototype;return g.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},g._registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},g._unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},g.getLicenseServerUrl=function(d){switch(d){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},g._attemptKeySystemAccess=function(d,o,l){var u=this,C=b(d,o,l,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var E=this.requestMediaKeySystemAccess(d,C);this.mediaKeysPromise=E.then(function(f){return u._onMediaKeySystemAccessObtained(d,f)}),E.catch(function(f){O.logger.error('Failed to obtain key-system "'+d+'" access:',f)})},g._onMediaKeySystemAccessObtained=function(d,o){var l=this;O.logger.log('Access for key-system "'+d+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(u);var C=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(E){return u.mediaKeys=E,O.logger.log('Media-keys created for key-system "'+d+'"'),l._onMediaKeysCreated(),E});return C.catch(function(E){O.logger.error("Failed to create media-keys:",E)}),C},g._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},g._onNewMediaKeySession=function(d){var o=this;O.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(l){o._onKeySessionMessage(d,l.message)},!1)},g._onKeySessionMessage=function(d,o){O.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(l){O.logger.log("Received license data (length: "+(l&&l.byteLength)+"), updating key-session"),d.update(l)})},g.onMediaEncrypted=function(d){var o=this;if(O.logger.log('Media is encrypted using "'+d.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(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var l=function(C){if(!o._media)return;o._attemptSetMediaKeys(C),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(l).catch(l)},g._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},g._generateRequestWithPreferredKeySession=function(d,o){var l=this,u=this._mediaKeysList[0];if(!u){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var C=u.mediaKeysSession;if(!C){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.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(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+d+'" init data type'),u.mediaKeysSessionInitialized=!0,C.generateRequest(d,o).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(E){O.logger.error("Error generating key-session request:",E),l.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},g._createLicenseXhr=function(d,o,l){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,d,o,l);var C=this._licenseXhrSetup;if(C)try{C.call(this.hls,u,d),C=void 0}catch(E){O.logger.error(E)}try{u.readyState||u.open("POST",d,!0),C&&C.call(this.hls,u,d)}catch(E){throw new Error("issue setting up KeySystem license XHR "+E)}return u},g._onLicenseRequestReadyStageChange=function(d,o,l,u){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var C=d.response,E=this._licenseResponseCallback;if(E)try{C=E.call(this.hls,d,o)}catch(A){O.logger.error(A)}u(C)}else{if(O.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>S){this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var f=S-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+f+" attempts left"),this._requestLicense(l,u)}break}},g._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},g._requestLicense=function(d,o){O.logger.log("Requesting content license for key-system");var l=this._mediaKeysList[0];if(!l){O.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(l.mediaKeySystemDomain),C=this._createLicenseXhr(u,d,o);O.logger.log("Sending license request to URL: "+u);var E=this._generateLicenseRequestChallenge(l,d);C.send(E)}catch(f){O.logger.error("Failure requesting DRM license: "+f),this.hls.trigger(K.Events.ERROR,{type:N.ErrorTypes.KEY_SYSTEM_ERROR,details:N.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},g.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var l=o.media;this._media=l,l.addEventListener("encrypted",this._onMediaEncrypted)},g.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(l){if(l.mediaKeysSession)return l.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},g.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var l=o.levels.map(function(C){return C.audioCodec}).filter(function(C){return!!C}),u=o.levels.map(function(C){return C.videoCodec}).filter(function(C){return!!C});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,l,u)},R(w,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),w}();z.default=P},"./src/controller/fps-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/events.ts"),N=L("./src/utils/logger.ts"),O=function(){function B(R){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=R,this.registerListeners()}var k=B.prototype;return k.setStreamController=function(S){this.streamController=S},k.registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},k.unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching)},k.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},k.onMediaAttaching=function(S,h){var b=this.hls.config;if(b.capLevelOnFPSDrop){var P=h.media instanceof self.HTMLVideoElement?h.media:null;this.media=P,P&&typeof P.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),b.fpsDroppedMonitoringPeriod)}},k.checkFPS=function(S,h,b){var P=performance.now();if(h){if(this.lastTime){var w=P-this.lastTime,g=b-this.lastDroppedFrames,v=h-this.lastDecodedFrames,d=1e3*g/w,o=this.hls;if(o.trigger(K.Events.FPS_DROP,{currentDropped:g,currentDecoded:v,totalDroppedFrames:b}),d>0&&g>o.config.fpsDroppedMonitoringThreshold*v){var l=o.currentLevel;N.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+l),l>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=l)&&(l=l-1,o.trigger(K.Events.FPS_DROP_LEVEL_CAPPING,{level:l,droppedLevel:o.currentLevel}),o.autoLevelCapping=l,this.streamController.nextLevelSwitch())}}this.lastTime=P,this.lastDroppedFrames=b,this.lastDecodedFrames=h}},k.checkFPSInterval=function(){var S=this.media;if(S)if(this.isVideoPlaybackQualityAvailable){var h=S.getVideoPlaybackQuality();this.checkFPS(S,h.totalVideoFrames,h.droppedVideoFrames)}else this.checkFPS(S,S.webkitDecodedFrameCount,S.webkitDroppedFrameCount)},B}();z.default=O},"./src/controller/fragment-finders.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"findFragmentByPDT",function(){return O}),L.d(z,"findFragmentByPTS",function(){return B}),L.d(z,"fragmentWithinToleranceTest",function(){return k}),L.d(z,"pdtWithinToleranceTest",function(){return R}),L.d(z,"findFragWithCC",function(){return S});var K=L("./src/polyfills/number.ts"),N=L("./src/utils/binary-search.ts");function O(h,b,P){if(b===null||!Array.isArray(h)||!h.length||!Object(K.isFiniteNumber)(b))return null;var w=h[0].programDateTime;if(b<(w||0))return null;var g=h[h.length-1].endProgramDateTime;if(b>=(g||0))return null;P=P||0;for(var v=0;v<h.length;++v){var d=h[v];if(R(b,P,d))return d}return null}function B(h,b,P,w){P===void 0&&(P=0),w===void 0&&(w=0);var g=null;if(h?g=b[h.sn-b[0].sn+1]||null:P===0&&b[0].start===0&&(g=b[0]),g&&k(P,w,g)===0)return g;var v=N.default.search(b,k.bind(null,P,w));return v||g}function k(h,b,P){h===void 0&&(h=0),b===void 0&&(b=0);var w=Math.min(b,P.duration+(P.deltaPTS?P.deltaPTS:0));return P.start+P.duration-w<=h?1:P.start-w>h&&P.start?-1:0}function R(h,b,P){var w=Math.min(b,P.duration+(P.deltaPTS?P.deltaPTS:0))*1e3,g=P.endProgramDateTime||0;return g-w>h}function S(h,b){return N.default.search(h,function(P){return P.cc<b?1:P.cc>b?-1:0})}},"./src/controller/fragment-tracker.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"FragmentState",function(){return O}),L.d(z,"FragmentTracker",function(){return B});var K=L("./src/events.ts"),N=L("./src/types/loader.ts"),O;(function(S){S.NOT_LOADED="NOT_LOADED",S.BACKTRACKED="BACKTRACKED",S.APPENDING="APPENDING",S.PARTIAL="PARTIAL",S.OK="OK"})(O||(O={}));var B=function(){function S(b){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=b,this._registerListeners()}var h=S.prototype;return h._registerListeners=function(){var P=this.hls;P.on(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.on(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.on(K.Events.FRAG_LOADED,this.onFragLoaded,this)},h._unregisterListeners=function(){var P=this.hls;P.off(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.off(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.off(K.Events.FRAG_LOADED,this.onFragLoaded,this)},h.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},h.getAppendedFrag=function(P,w){if(w===N.PlaylistLevelType.MAIN){var g=this.activeFragment,v=this.activeParts;if(!g)return null;if(v)for(var d=v.length;d--;){var o=v[d],l=o?o.end:g.appendedPTS;if(o.start<=P&&l!==void 0&&P<=l)return d>9&&(this.activeParts=v.slice(d-9)),o}else if(g.start<=P&&g.appendedPTS!==void 0&&P<=g.appendedPTS)return g}return this.getBufferedFrag(P,w)},h.getBufferedFrag=function(P,w){for(var g=this.fragments,v=Object.keys(g),d=v.length;d--;){var o=g[v[d]];if((o==null?void 0:o.body.type)===w&&o.buffered){var l=o.body;if(l.start<=P&&P<=l.end)return l}}return null},h.detectEvictedFragments=function(P,w,g){var v=this;Object.keys(this.fragments).forEach(function(d){var o=v.fragments[d];if(!o)return;if(!o.buffered){o.body.type===g&&v.removeFragment(o.body);return}var l=o.range[P];if(!l)return;l.time.some(function(u){var C=!v.isTimeBuffered(u.startPTS,u.endPTS,w);return C&&v.removeFragment(o.body),C})})},h.detectPartialFragments=function(P){var w=this,g=this.timeRanges,v=P.frag,d=P.part;if(!g||v.sn==="initSegment")return;var o=R(v),l=this.fragments[o];if(!l)return;Object.keys(g).forEach(function(u){var C=v.elementaryStreams[u];if(!C)return;var E=g[u],f=d!==null||C.partial===!0;l.range[u]=w.getBufferedTimes(v,d,f,E)}),l.backtrack=l.loaded=null,Object.keys(l.range).length?l.buffered=!0:this.removeFragment(l.body)},h.fragBuffered=function(P){var w=R(P),g=this.fragments[w];g&&(g.backtrack=g.loaded=null,g.buffered=!0)},h.getBufferedTimes=function(P,w,g,v){for(var d={time:[],partial:g},o=w?w.start:P.start,l=w?w.end:P.end,u=P.minEndPTS||l,C=P.maxStartPTS||o,E=0;E<v.length;E++){var f=v.start(E)-this.bufferPadding,A=v.end(E)+this.bufferPadding;if(C>=f&&u<=A){d.time.push({startPTS:Math.max(o,v.start(E)),endPTS:Math.min(l,v.end(E))});break}else if(o<A&&l>f)d.partial=!0,d.time.push({startPTS:Math.max(o,v.start(E)),endPTS:Math.min(l,v.end(E))});else if(l<=f)break}return d},h.getPartialFragment=function(P){var w=null,g,v,d,o=0,l=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(C){var E=u[C];if(!E)return;k(E)&&(v=E.body.start-l,d=E.body.end+l,P>=v&&P<=d&&(g=Math.min(P-v,d-P),o<=g&&(w=E.body,o=g)))}),w},h.getState=function(P){var w=R(P),g=this.fragments[w];return g?g.buffered?k(g)?O.PARTIAL:O.OK:g.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},h.backtrack=function(P,w){var g=R(P),v=this.fragments[g];if(!v||v.backtrack)return null;var d=v.backtrack=w||v.loaded;return v.loaded=null,d},h.getBacktrackData=function(P){var w=R(P),g=this.fragments[w];if(g){var v,d=g.backtrack;if(d!=null&&(v=d.payload)!==null&&v!==void 0&&v.byteLength)return d;this.removeFragment(P)}return null},h.isTimeBuffered=function(P,w,g){for(var v,d,o=0;o<g.length;o++){if(v=g.start(o)-this.bufferPadding,d=g.end(o)+this.bufferPadding,P>=v&&w<=d)return!0;if(w<=v)return!1}return!1},h.onFragLoaded=function(P,w){var g=w.frag,v=w.part;if(g.sn==="initSegment"||g.bitrateTest||v)return;var d=R(g);this.fragments[d]={body:g,loaded:w,backtrack:null,buffered:!1,range:Object.create(null)}},h.onBufferAppended=function(P,w){var g=this,v=w.frag,d=w.part,o=w.timeRanges;if(v.type===N.PlaylistLevelType.MAIN)if(this.activeFragment=v,d){var l=this.activeParts;l||(this.activeParts=l=[]),l.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var C=o[u];if(g.detectEvictedFragments(u,C),!d)for(var E=0;E<C.length;E++)v.appendedPTS=Math.max(C.end(E),v.appendedPTS||0)})},h.onFragBuffered=function(P,w){this.detectPartialFragments(w)},h.hasFragment=function(P){var w=R(P);return!!this.fragments[w]},h.removeFragmentsInRange=function(P,w,g){var v=this;Object.keys(this.fragments).forEach(function(d){var o=v.fragments[d];if(!o)return;if(o.buffered){var l=o.body;l.type===g&&l.start<w&&l.end>P&&v.removeFragment(l)}})},h.removeFragment=function(P){var w=R(P);P.stats.loaded=0,P.clearElementaryStreamInfo(),delete this.fragments[w]},h.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},S}();function k(S){var h,b;return S.buffered&&(((h=S.range.video)===null||h===void 0?void 0:h.partial)||((b=S.range.audio)===null||b===void 0?void 0:b.partial))}function R(S){return S.type+"_"+S.level+"_"+S.urlId+"_"+S.sn}},"./src/controller/gap-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"STALL_MINIMUM_DURATION_MS",function(){return k}),L.d(z,"MAX_START_GAP_JUMP",function(){return R}),L.d(z,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return S}),L.d(z,"SKIP_BUFFER_RANGE_START",function(){return h}),L.d(z,"default",function(){return b});var K=L("./src/utils/buffer-helper.ts"),N=L("./src/errors.ts"),O=L("./src/events.ts"),B=L("./src/utils/logger.ts"),k=250,R=2,S=.1,h=.05,b=function(){function P(g,v,d,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=g,this.media=v,this.fragmentTracker=d,this.hls=o}var w=P.prototype;return w.destroy=function(){this.hls=this.fragmentTracker=this.media=null},w.poll=function(v){var d=this.config,o=this.media,l=this.stalled,u=o.currentTime,C=o.seeking,E=this.seeking&&!C,f=!this.seeking&&C;if(this.seeking=C,u!==v){if(this.moved=!0,l!==null){if(this.stallReported){var A=self.performance.now()-l;B.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(A)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((f||E)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!K.BufferHelper.getBuffered(o).length)return;var T=K.BufferHelper.bufferInfo(o,u,0),p=T.len>0,c=T.nextStart||0;if(!p&&!c)return;if(C){var s=T.len>R,a=!c||c-u>R&&!this.fragmentTracker.getPartialFragment(u);if(s||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var x,y=Math.max(c,T.start||0)-u,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,D=m==null||((x=m.details)===null||x===void 0)?void 0:x.live,U=D?m.details.targetduration*2:R;if(y>0&&y<=U){this._trySkipBufferHole(null);return}}var F=self.performance.now();if(l===null){this.stalled=F;return}var W=F-l;!C&&W>=k&&this._reportStall(T.len);var M=K.BufferHelper.bufferInfo(o,u,d.maxBufferHole);this._tryFixBufferStall(M,W)},w._tryFixBufferStall=function(v,d){var o=this.config,l=this.fragmentTracker,u=this.media,C=u.currentTime,E=l.getPartialFragment(C);if(E){var f=this._trySkipBufferHole(E);if(f)return}v.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},w._reportStall=function(v){var d=this.hls,o=this.media,l=this.stallReported;l||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+v+")"),d.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:v}))},w._trySkipBufferHole=function(v){for(var d=this.config,o=this.hls,l=this.media,u=l.currentTime,C=0,E=K.BufferHelper.getBuffered(l),f=0;f<E.length;f++){var A=E.start(f);if(u+d.maxBufferHole>=C&&u<A){var T=Math.max(A+h,l.currentTime+S);return B.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+T),this.moved=!0,this.stalled=null,l.currentTime=T,v&&o.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+T,frag:v}),T}C=E.end(f)}return 0},w._tryNudgeBuffer=function(){var v=this.config,d=this.hls,o=this.media,l=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<v.nudgeMaxRetry){var C=l+u*v.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+l+" to "+C),o.currentTime=C,d.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+l+" after "+v.nudgeMaxRetry+" nudges"),d.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},P}()},"./src/controller/id3-track-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/events.ts"),N=L("./src/utils/texttrack-utils.ts"),O=L("./src/demux/id3.ts"),B=.25,k=function(){function R(h){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=h,this._registerListeners()}var S=R.prototype;return S.destroy=function(){this._unregisterListeners()},S._registerListeners=function(){var b=this.hls;b.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),b.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),b.on(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),b.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S._unregisterListeners=function(){var b=this.hls;b.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),b.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),b.off(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),b.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S.onMediaAttached=function(b,P){this.media=P.media},S.onMediaDetaching=function(){if(!this.id3Track)return;Object(N.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},S.getID3Track=function(b){if(!this.media)return;for(var P=0;P<b.length;P++){var w=b[P];if(w.kind==="metadata"&&w.label==="id3")return Object(N.sendAddTrackEvent)(w,this.media),w}return this.media.addTextTrack("metadata","id3")},S.onFragParsingMetadata=function(b,P){if(!this.media)return;var w=P.frag,g=P.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var v=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<g.length;d++){var o=O.getID3Frames(g[d].data);if(o){var l=g[d].pts,u=d<g.length-1?g[d+1].pts:w.end,C=u-l;C<=0&&(u=l+B);for(var E=0;E<o.length;E++){var f=o[E];if(!O.isTimeStampFrame(f)){var A=new v(l,u,"");A.value=f,this.id3Track.addCue(A)}}}}},S.onBufferFlushing=function(b,P){var w=P.startOffset,g=P.endOffset,v=P.type;if(!v||v==="audio"){var d=this.id3Track;d&&Object(N.removeCuesInRange)(d,w,g)}},R}();z.default=k},"./src/controller/latency-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return R});var K=L("./src/errors.ts"),N=L("./src/events.ts"),O=L("./src/utils/logger.ts");function B(S,h){for(var b=0;b<h.length;b++){var P=h[b];P.enumerable=P.enumerable||!1,P.configurable=!0,"value"in P&&(P.writable=!0),Object.defineProperty(S,P.key,P)}}function k(S,h,b){return h&&B(S.prototype,h),b&&B(S,b),S}var R=function(){function S(b){var P=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return P.timeupdate()},this.hls=b,this.config=b.config,this.registerListeners()}var h=S.prototype;return h.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},h.registerListeners=function(){this.hls.on(N.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(N.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(N.Events.ERROR,this.onError,this)},h.unregisterListeners=function(){this.hls.off(N.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(N.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(N.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(N.Events.ERROR,this.onError)},h.onMediaAttached=function(P,w){this.media=w.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},h.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},h.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},h.onLevelUpdated=function(P,w){var g=w.details;this.levelDetails=g,g.advanced&&this.timeupdate(),!g.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},h.onError=function(P,w){if(w.details!==K.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},h.timeupdate=function(){var P=this.media,w=this.levelDetails;if(!P||!w)return;this.currentTime=P.currentTime;var g=this.computeLatency();if(g===null)return;this._latency=g;var v=this.config,d=v.lowLatencyMode,o=v.maxLiveSyncPlaybackRate;if(!d||o===1)return;var l=this.targetLatency;if(l===null)return;var u=g-l,C=Math.min(this.maxLatency,l+w.targetduration),E=u<C;if(w.live&&E&&u>.05&&this.forwardBufferLength>1){var f=Math.min(2,Math.max(1,o)),A=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;P.playbackRate=Math.min(f,Math.max(1,A))}else P.playbackRate!==1&&P.playbackRate!==0&&(P.playbackRate=1)},h.estimateLiveEdge=function(){var P=this.levelDetails;return P===null?null:P.edge+P.age},h.computeLatency=function(){var P=this.estimateLiveEdge();return P===null?null:P-this.currentTime},k(S,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var P=this.config,w=this.levelDetails;return P.liveMaxLatencyDuration!==void 0?P.liveMaxLatencyDuration:w?P.liveMaxLatencyDurationCount*w.targetduration:0}},{key:"targetLatency",get:function(){var P=this.levelDetails;if(P===null)return null;var w=P.holdBack,g=P.partHoldBack,v=P.targetduration,d=this.config,o=d.liveSyncDuration,l=d.liveSyncDurationCount,u=d.lowLatencyMode,C=this.hls.userConfig,E=u&&g||w;(C.liveSyncDuration||C.liveSyncDurationCount||E===0)&&(E=o!==void 0?o:l*v);var f=v,A=1;return E+Math.min(this.stallCount*A,f)}},{key:"liveSyncPosition",get:function(){var P=this.estimateLiveEdge(),w=this.targetLatency,g=this.levelDetails;if(P===null||w===null||g===null)return null;var v=g.edge,d=P-w-this.edgeStalled,o=v-g.totalduration,l=v-(this.config.lowLatencyMode&&g.partTarget||g.targetduration);return Math.min(Math.max(o,d),l)}},{key:"drift",get:function(){var P=this.levelDetails;return P===null?1:P.drift}},{key:"edgeStalled",get:function(){var P=this.levelDetails;if(P===null)return 0;var w=(this.config.lowLatencyMode&&P.partTarget||P.targetduration)*3;return Math.max(P.age-w,0)}},{key:"forwardBufferLength",get:function(){var P=this.media,w=this.levelDetails;if(!P||!w)return 0;var g=P.buffered.length;return g?P.buffered.end(g-1):w.edge-this.currentTime}}]),S}()},"./src/controller/level-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return d});var K=L("./src/types/level.ts"),N=L("./src/events.ts"),O=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),k=L("./src/controller/level-helper.ts"),R=L("./src/controller/base-playlist-controller.ts"),S=L("./src/types/loader.ts");function h(){return h=Object.assign||function(o){for(var l=1;l<arguments.length;l++){var u=arguments[l];for(var C in u)Object.prototype.hasOwnProperty.call(u,C)&&(o[C]=u[C])}return o},h.apply(this,arguments)}function b(o,l){for(var u=0;u<l.length;u++){var C=l[u];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(o,C.key,C)}}function P(o,l,u){return l&&b(o.prototype,l),u&&b(o,u),o}function w(o,l){o.prototype=Object.create(l.prototype),o.prototype.constructor=o,g(o,l)}function g(o,l){return g=Object.setPrototypeOf||function(C,E){return C.__proto__=E,C},g(o,l)}var v=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){w(l,o);function l(C){var E;return E=o.call(this,C,"[level-controller]")||this,E._levels=[],E._firstLevel=-1,E._startLevel=void 0,E.currentLevelIndex=-1,E.manualLevelIndex=-1,E.onParsedComplete=void 0,E._registerListeners(),E}var u=l.prototype;return u._registerListeners=function(){var E=this.hls;E.on(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),E.on(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),E.on(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),E.on(N.Events.FRAG_LOADED,this.onFragLoaded,this),E.on(N.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var E=this.hls;E.off(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),E.off(N.Events.LEVEL_LOADED,this.onLevelLoaded,this),E.off(N.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),E.off(N.Events.FRAG_LOADED,this.onFragLoaded,this),E.off(N.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var E=this._levels;E.forEach(function(f){f.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(E,f){var A=[],T=[],p=[],c,s={},a,x=!1,y=!1,m=!1;if(f.levels.forEach(function(W){var M=W.attrs;x=x||!!(W.width&&W.height),y=y||!!W.videoCodec,m=m||!!W.audioCodec,v&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var I=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=s[I],a?a.url.push(W.url):(a=new K.Level(W),s[I]=a,A.push(a)),M&&(M.AUDIO&&Object(k.addGroupId)(a,"audio",M.AUDIO),M.SUBTITLES&&Object(k.addGroupId)(a,"text",M.SUBTITLES))}),(x||y)&&m&&(A=A.filter(function(W){var M=W.videoCodec,I=W.width,H=W.height;return!!M||!!(I&&H)})),A=A.filter(function(W){var M=W.audioCodec,I=W.videoCodec;return(!M||Object(B.isCodecSupportedInMp4)(M,"audio"))&&(!I||Object(B.isCodecSupportedInMp4)(I,"video"))}),f.audioTracks&&(T=f.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(k.assignTrackIdsByGroup)(T)),f.subtitles&&(p=f.subtitles,Object(k.assignTrackIdsByGroup)(p)),A.length>0){c=A[0].bitrate,A.sort(function(W,M){return W.bitrate-M.bitrate}),this._levels=A;for(var D=0;D<A.length;D++)if(A[D].bitrate===c){this._firstLevel=D,this.log("manifest loaded, "+A.length+" level(s) found, first bitrate: "+c);break}var U=m&&!y,F={levels:A,audioTracks:T,subtitleTracks:p,firstLevel:this._firstLevel,stats:f.stats,audio:m,video:y,altAudio:!U&&T.some(function(W){return!!W.url})};this.hls.trigger(N.Events.MANIFEST_PARSED,F),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(N.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:f.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(E,f){if(o.prototype.onError.call(this,E,f),f.fatal)return;var A=f.context,T=this._levels[this.currentLevelIndex];if(A&&(A.type===S.PlaylistContextType.AUDIO_TRACK&&T.audioGroupIds&&A.groupId===T.audioGroupIds[T.urlId]||A.type===S.PlaylistContextType.SUBTITLE_TRACK&&T.textGroupIds&&A.groupId===T.textGroupIds[T.urlId])){this.redundantFailover(this.currentLevelIndex);return}var p=!1,c=!0,s;switch(f.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(f.frag){var a=this._levels[f.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=f.frag.level)):s=f.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:A&&(A.deliveryDirectives&&(c=!1),s=A.level),p=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:s=f.level,p=!0;break}s!==void 0&&this.recoverLevel(f,s,p,c)},u.recoverLevel=function(E,f,A,T){var p=E.details,c=this._levels[f];if(c.loadError++,A){var s=this.retryLoadingOrFail(E);if(s)E.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(T){var a=c.url.length;if(a>1&&c.loadError<a)E.levelRetry=!0,this.redundantFailover(f);else if(this.manualLevelIndex===-1){var x=f===0?this._levels.length-1:f-1;this.currentLevelIndex!==x&&this._levels[x].loadError===0&&(this.warn(p+": switch to "+x),E.levelRetry=!0,this.hls.nextAutoLevel=x)}}},u.redundantFailover=function(E){var f=this._levels[E],A=f.url.length;if(A>1){var T=(f.urlId+1)%A;this.warn("Switching to redundant URL-id "+T),this._levels.forEach(function(p){p.urlId=T}),this.level=E}},u.onFragLoaded=function(E,f){var A=f.frag;if(A!==void 0&&A.type===S.PlaylistLevelType.MAIN){var T=this._levels[A.level];T!==void 0&&(T.fragmentError=0,T.loadError=0)}},u.onLevelLoaded=function(E,f){var A,T=f.level,p=f.details,c=this._levels[T];if(!c){var s;this.warn("Invalid level index "+T),(s=f.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(p.deltaUpdateFailed=!0);return}T===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(T,f,c.details)):(A=f.deliveryDirectives)!==null&&A!==void 0&&A.skip&&(p.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(E,f){var A=this.hls.levels[this.currentLevelIndex];if(!A)return;if(A.audioGroupIds){for(var T=-1,p=this.hls.audioTracks[f.id].groupId,c=0;c<A.audioGroupIds.length;c++)if(A.audioGroupIds[c]===p){T=c;break}T!==A.urlId&&(A.urlId=T,this.startLoad())}},u.loadPlaylist=function(E){var f=this.currentLevelIndex,A=this._levels[f];if(this.canLoad&&A&&A.url.length>0){var T=A.urlId,p=A.url[T];if(E)try{p=E.addDirectives(p)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+f+(E?" at sn "+E.msn+" part "+E.part:"")+" with URL-id "+T+" "+p),this.clearTimer(),this.hls.trigger(N.Events.LEVEL_LOADING,{url:p,level:f,id:T,deliveryDirectives:E||null})}},u.removeLevel=function(E,f){var A=function(c,s){return s!==f},T=this._levels.filter(function(p,c){return c!==E?!0:p.url.length>1&&f!==void 0?(p.url=p.url.filter(A),p.audioGroupIds&&(p.audioGroupIds=p.audioGroupIds.filter(A)),p.textGroupIds&&(p.textGroupIds=p.textGroupIds.filter(A)),p.urlId=0,!0):!1}).map(function(p,c){var s=p.details;return s!=null&&s.fragments&&s.fragments.forEach(function(a){a.level=c}),p});this._levels=T,this.hls.trigger(N.Events.LEVELS_UPDATED,{levels:T})},P(l,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(E){var f,A=this._levels;if(A.length===0)return;if(this.currentLevelIndex===E&&(f=A[E])!==null&&f!==void 0&&f.details)return;if(E<0||E>=A.length){var T=E<0;if(this.hls.trigger(N.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:E,fatal:T,reason:"invalid level idx"}),T)return;E=Math.min(E,A.length-1)}this.clearTimer();var p=this.currentLevelIndex,c=A[p],s=A[E];this.log("switching to level "+E+" from "+p),this.currentLevelIndex=E;var a=h({},s,{level:E,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete a._urlId,this.hls.trigger(N.Events.LEVEL_SWITCHING,a);var x=s.details;if(!x||x.live){var y=this.switchParams(s.uri,c==null?void 0:c.details);this.loadPlaylist(y)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(E){this.manualLevelIndex=E,this._startLevel===void 0&&(this._startLevel=E),E!==-1&&(this.level=E)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(E){this._firstLevel=E}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var E=this.hls.config.startLevel;return E!==void 0?E:this._firstLevel}else return this._startLevel},set:function(E){this._startLevel=E}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(E){this.level=E,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=E)}}]),l}(R.default)},"./src/controller/level-helper.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"addGroupId",function(){return O}),L.d(z,"assignTrackIdsByGroup",function(){return B}),L.d(z,"updatePTS",function(){return k}),L.d(z,"updateFragPTSDTS",function(){return S}),L.d(z,"mergeDetails",function(){return h}),L.d(z,"mapPartIntersection",function(){return b}),L.d(z,"mapFragmentIntersection",function(){return P}),L.d(z,"adjustSliding",function(){return w}),L.d(z,"addSliding",function(){return g}),L.d(z,"computeReloadInterval",function(){return v}),L.d(z,"getFragmentWithSN",function(){return d}),L.d(z,"getPartWith",function(){return o});var K=L("./src/polyfills/number.ts"),N=L("./src/utils/logger.ts");function O(l,u,C){switch(u){case"audio":l.audioGroupIds||(l.audioGroupIds=[]),l.audioGroupIds.push(C);break;case"text":l.textGroupIds||(l.textGroupIds=[]),l.textGroupIds.push(C);break}}function B(l){var u={};l.forEach(function(C){var E=C.groupId||"";C.id=u[E]=u[E]||0,u[E]++})}function k(l,u,C){var E=l[u],f=l[C];R(E,f)}function R(l,u){var C=u.startPTS;if(Object(K.isFiniteNumber)(C)){var E=0,f;u.sn>l.sn?(E=C-l.start,f=l):(E=l.start-C,f=u),f.duration!==E&&(f.duration=E)}else if(u.sn>l.sn){var A=l.cc===u.cc;A&&l.minEndPTS?u.start=l.start+(l.minEndPTS-l.start):u.start=l.start+l.duration}else u.start=Math.max(l.start-u.duration,0)}function S(l,u,C,E,f,A){var T=E-C;T<=0&&(N.logger.warn("Fragment should have a positive duration",u),E=C+u.duration,A=f+u.duration);var p=C,c=E,s=u.startPTS,a=u.endPTS;if(Object(K.isFiniteNumber)(s)){var x=Math.abs(s-C);Object(K.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(x,u.deltaPTS):u.deltaPTS=x,p=Math.max(C,s),C=Math.min(C,s),f=Math.min(f,u.startDTS),c=Math.min(E,a),E=Math.max(E,a),A=Math.max(A,u.endDTS)}u.duration=E-C;var y=C-u.start;u.appendedPTS=E,u.start=u.startPTS=C,u.maxStartPTS=p,u.startDTS=f,u.endPTS=E,u.minEndPTS=c,u.endDTS=A;var m=u.sn;if(!l||m<l.startSN||m>l.endSN)return 0;var D,U=m-l.startSN,F=l.fragments;for(F[U]=u,D=U;D>0;D--)R(F[D],F[D-1]);for(D=U;D<F.length-1;D++)R(F[D],F[D+1]);return l.fragmentHint&&R(F[F.length-1],l.fragmentHint),l.PTSKnown=l.alignedSliding=!0,y}function h(l,u){for(var C=null,E=l.fragments,f=E.length-1;f>=0;f--){var A=E[f].initSegment;if(A){C=A;break}}l.fragmentHint&&delete l.fragmentHint.endPTS;var T=0,p;if(P(l,u,function(D,U){D.relurl&&(T=D.cc-U.cc),Object(K.isFiniteNumber)(D.startPTS)&&Object(K.isFiniteNumber)(D.endPTS)&&(U.start=U.startPTS=D.startPTS,U.startDTS=D.startDTS,U.appendedPTS=D.appendedPTS,U.maxStartPTS=D.maxStartPTS,U.endPTS=D.endPTS,U.endDTS=D.endDTS,U.minEndPTS=D.minEndPTS,U.duration=D.endPTS-D.startPTS,U.duration&&(p=U),u.PTSKnown=u.alignedSliding=!0),U.elementaryStreams=D.elementaryStreams,U.loader=D.loader,U.stats=D.stats,U.urlId=D.urlId,D.initSegment&&(U.initSegment=D.initSegment,C=D.initSegment)}),C){var c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;c.forEach(function(D){var U;(!D.initSegment||D.initSegment.relurl===((U=C)===null||U===void 0?void 0:U.relurl))&&(D.initSegment=C)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(D){return!D}),u.deltaUpdateFailed)){N.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=u.skippedSegments;s--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(T){N.logger.warn("discontinuity sliding from playlist, take drift into account");for(var x=0;x<a.length;x++)a[x].cc+=T}u.skippedSegments&&(u.startCC=u.fragments[0].cc),b(l.partList,u.partList,function(D,U){U.elementaryStreams=D.elementaryStreams,U.stats=D.stats}),p?S(u,p,p.startPTS,p.endPTS,p.startDTS,p.endDTS):w(l,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=l.driftStartTime,u.driftStart=l.driftStart;var y=u.advancedDateTime;if(u.advanced&&y){var m=u.edge;u.driftStart||(u.driftStartTime=y,u.driftStart=m),u.driftEndTime=y,u.driftEnd=m}else u.driftEndTime=l.driftEndTime,u.driftEnd=l.driftEnd,u.advancedDateTime=l.advancedDateTime}function b(l,u,C){if(l&&u)for(var E=0,f=0,A=l.length;f<=A;f++){var T=l[f],p=u[f+E];T&&p&&T.index===p.index&&T.fragment.sn===p.fragment.sn?C(T,p):E--}}function P(l,u,C){for(var E=u.skippedSegments,f=Math.max(l.startSN,u.startSN)-u.startSN,A=(l.fragmentHint?1:0)+(E?u.endSN:Math.min(l.endSN,u.endSN))-u.startSN,T=u.startSN-l.startSN,p=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,s=f;s<=A;s++){var a=c[T+s],x=p[s];E&&!x&&s<E&&(x=u.fragments[s]=a),a&&x&&C(a,x)}}function w(l,u){var C=u.startSN+u.skippedSegments-l.startSN,E=l.fragments;if(C<0||C>=E.length)return;g(u,E[C].start)}function g(l,u){if(u){for(var C=l.fragments,E=l.skippedSegments;E<C.length;E++)C[E].start+=u;l.fragmentHint&&(l.fragmentHint.start+=u)}}function v(l,u){var C=1e3*l.levelTargetDuration,E=C/2,f=l.age,A=f>0&&f<C*3,T=u.loading.end-u.loading.start,p,c=l.availabilityDelay;if(l.updated===!1)if(A){var s=333*l.misses;p=Math.max(Math.min(E,T*2),s),l.availabilityDelay=(l.availabilityDelay||0)+p}else p=E;else A?(c=Math.min(c||C/2,f),l.availabilityDelay=c,p=c+C-f):p=C-T;return Math.round(p)}function d(l,u,C){if(!l||!l.details)return null;var E=l.details,f=E.fragments[u-E.startSN];return f||(f=E.fragmentHint,f&&f.sn===u?f:u<E.startSN&&C&&C.sn===u?C:null)}function o(l,u,C){if(!l||!l.details)return null;var E=l.details.partList;if(E)for(var f=E.length;f--;){var A=E[f];if(A.index===C&&A.fragment.sn===u)return A}return null}},"./src/controller/stream-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return E});var K=L("./src/polyfills/number.ts"),N=L("./src/controller/base-stream-controller.ts"),O=L("./src/is-supported.ts"),B=L("./src/events.ts"),k=L("./src/utils/buffer-helper.ts"),R=L("./src/controller/fragment-tracker.ts"),S=L("./src/types/loader.ts"),h=L("./src/loader/fragment.ts"),b=L("./src/demux/transmuxer-interface.ts"),P=L("./src/types/transmuxer.ts"),w=L("./src/controller/gap-controller.ts"),g=L("./src/errors.ts"),v=L("./src/utils/logger.ts");function d(f,A){for(var T=0;T<A.length;T++){var p=A[T];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(f,p.key,p)}}function o(f,A,T){return A&&d(f.prototype,A),T&&d(f,T),f}function l(f,A){f.prototype=Object.create(A.prototype),f.prototype.constructor=f,u(f,A)}function u(f,A){return u=Object.setPrototypeOf||function(p,c){return p.__proto__=c,p},u(f,A)}var C=100,E=function(f){l(A,f);function A(p,c){var s;return s=f.call(this,p,c,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.stalled=!1,s.couldBacktrack=!1,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var T=A.prototype;return T._registerListeners=function(){var c=this.hls;c.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(B.Events.ERROR,this.onError,this),c.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T._unregisterListeners=function(){var c=this.hls;c.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(B.Events.ERROR,this.onError,this),c.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},T.startLoad=function(c){if(this.levels){var s=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(C),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var x=a.startLevel;x===-1&&(a.config.testBandwidth?(x=0,this.bitrateTest=!0):x=a.nextAutoLevel),this.level=a.nextLoadLevel=x,this.loadedmetadata=!1}s>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),c=s),this.state=N.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=N.State.STOPPED},T.stopLoad=function(){this._forceStartLoad=!1,f.prototype.stopLoad.call(this)},T.doTick=function(){switch(this.state){case N.State.IDLE:this.doTickIdle();break;case N.State.WAITING_LEVEL:{var c,s=this.levels,a=this.level,x=s==null||((c=s[a])===null||c===void 0)?void 0:c.details;if(x&&(!x.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(x))break;this.state=N.State.IDLE;break}break}case N.State.FRAG_LOADING_WAITING_RETRY:{var y,m=self.performance.now(),D=this.retryDate;(!D||m>=D||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=N.State.IDLE)}break;default:break}this.onTickEnd()},T.onTickEnd=function(){f.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},T.doTickIdle=function(){var c,s,a=this.hls,x=this.levelLastLoaded,y=this.levels,m=this.media,D=a.config,U=a.nextLoadLevel;if(x===null||!m&&(this.startFragRequested||!D.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!y||!y[U])return;var F=y[U];this.level=a.nextLoadLevel=U;var W=F.details;if(!W||this.state===N.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==U){this.state=N.State.WAITING_LEVEL;return}var M=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:m,S.PlaylistLevelType.MAIN);if(M===null)return;var I=M.len,H=this.getMaxBufferLength(F.maxBitrate);if(I>=H)return;if(this._streamEnded(M,W)){var X={};this.altAudio&&(X.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,X),this.state=N.State.ENDED;return}var ee=M.end,ae=this.getNextFragment(ee,W);if(this.couldBacktrack&&!this.fragPrevious&&ae&&ae.sn!=="initSegment"){var be=ae.sn-W.startSN;be>1&&(ae=W.fragments[be-1],this.fragmentTracker.removeFragment(ae))}if(ae&&this.fragmentTracker.getState(ae)===R.FragmentState.OK&&this.nextLoadPosition>ee){var pe=this.audioOnly&&!this.altAudio?h.ElementaryStreamTypes.AUDIO:h.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(m,pe,S.PlaylistLevelType.MAIN),ae=this.getNextFragment(this.nextLoadPosition,W)}if(!ae)return;ae.initSegment&&!ae.initSegment.data&&!this.bitrateTest&&(ae=ae.initSegment),((c=ae.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((s=ae.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(ae,W):this.loadFragment(ae,W,ee)},T.loadFragment=function(c,s,a){var x,y=this.fragmentTracker.getState(c);if(this.fragCurrent=c,y===R.FragmentState.BACKTRACKED){var m=this.fragmentTracker.getBacktrackData(c);if(m){this._handleFragmentLoadProgress(m),this._handleFragmentLoadComplete(m);return}else y=R.FragmentState.NOT_LOADED}y===R.FragmentState.NOT_LOADED||y===R.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,f.prototype.loadFragment.call(this,c,s,a)):y===R.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((x=this.media)===null||x===void 0?void 0:x.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},T.getAppendedFrag=function(c){var s=this.fragmentTracker.getAppendedFrag(c,S.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},T.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,S.PlaylistLevelType.MAIN)},T.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},T.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},T.nextLevelSwitch=function(){var c=this.levels,s=this.media;if(s!=null&&s.readyState){var a,x=this.getAppendedFrag(s.currentTime);if(x&&x.start>1&&this.flushMainBuffer(0,x.start-1),!s.paused&&c){var y=this.hls.nextLoadLevel,m=c[y],D=this.fragLastKbps;D&&this.fragCurrent?a=this.fragCurrent.duration*m.maxBitrate/(1e3*D)+1:a=0}else a=0;var U=this.getBufferedFrag(s.currentTime+a);if(U){var F=this.followingBufferedFrag(U);if(F){this.abortCurrentFrag();var W=F.maxStartPTS?F.maxStartPTS:F.start,M=F.duration,I=Math.max(U.end,W+Math.min(Math.max(M-this.config.maxFragLookUpTolerance,M*.5),M*.75));this.flushMainBuffer(I,Number.POSITIVE_INFINITY)}}}},T.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===N.State.KEY_LOADING&&(this.state=N.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},T.flushMainBuffer=function(c,s){f.prototype.flushMainBuffer.call(this,c,s,this.altAudio?"video":null)},T.onMediaAttached=function(c,s){f.prototype.onMediaAttached.call(this,c,s);var a=s.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new w.default(this.config,a,this.fragmentTracker,this.hls)},T.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),f.prototype.onMediaDetaching.call(this)},T.onMediaPlaying=function(){this.tick()},T.onMediaSeeked=function(){var c=this.media,s=c?c.currentTime:null;Object(K.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},T.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(B.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},T.onManifestParsed=function(c,s){var a=!1,x=!1,y;s.levels.forEach(function(m){y=m.audioCodec,y&&(y.indexOf("mp4a.40.2")!==-1&&(a=!0),y.indexOf("mp4a.40.5")!==-1&&(x=!0))}),this.audioCodecSwitch=a&&x&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},T.onLevelLoading=function(c,s){var a=this.levels;if(!a||this.state!==N.State.IDLE)return;var x=a[s.level];(!x.details||x.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(x.details))&&(this.state=N.State.WAITING_LEVEL)},T.onLevelLoaded=function(c,s){var a,x=this.levels,y=s.level,m=s.details,D=m.totalduration;if(!x){this.warn("Levels were reset while loading level "+y);return}this.log("Level "+y+" loaded ["+m.startSN+","+m.endSN+"], cc ["+m.startCC+", "+m.endCC+"] duration:"+D);var U=this.fragCurrent;U&&(this.state===N.State.FRAG_LOADING||this.state===N.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==s.level&&U.loader&&(this.state=N.State.IDLE,U.loader.abort()));var F=x[y],W=0;if(m.live||(a=F.details)!==null&&a!==void 0&&a.live){if(m.fragments[0]||(m.deltaUpdateFailed=!0),m.deltaUpdateFailed)return;W=this.alignPlaylists(m,F.details)}if(F.details=m,this.levelLastLoaded=y,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:m,level:y}),this.state===N.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(m))return;this.state=N.State.IDLE}this.startFragRequested?m.live&&this.synchronizeToLiveEdge(m):this.setStartPosition(m,W),this.tick()},T._handleFragmentLoadProgress=function(c){var s,a=c.frag,x=c.part,y=c.payload,m=this.levels;if(!m){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var D=m[a.level],U=D.details;if(!U){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var F=D.videoCodec,W=U.PTSKnown||!U.live,M=(s=a.initSegment)===null||s===void 0?void 0:s.data,I=this._getAudioCodec(D),H=this.transmuxer=this.transmuxer||new b.default(this.hls,S.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),X=x?x.index:-1,ee=X!==-1,ae=new P.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,y.byteLength,X,ee),be=this.initPTS[a.cc];H.push(y,M,I,F,a,x,U.totalduration,W,ae,be)},T.onAudioTrackSwitching=function(c,s){var a=this.altAudio,x=!!s.url,y=s.id;if(!x){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var m=this.fragCurrent;m!=null&&m.loader&&(this.log("Switching to main audio track, cancel main fragment load"),m.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var D=this.hls;a&&D.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),D.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:y})}},T.onAudioTrackSwitched=function(c,s){var a=s.id,x=!!this.hls.audioTracks[a].url;if(x){var y=this.videoBuffer;y&&this.mediaBuffer!==y&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=y)}this.altAudio=x,this.tick()},T.onBufferCreated=function(c,s){var a=s.tracks,x,y,m=!1;for(var D in a){var U=a[D];if(U.id==="main"){if(y=D,x=U,D==="video"){var F=a[D];F&&(this.videoBuffer=F.buffer)}}else m=!0}m&&x?(this.log("Alternate track found, use "+y+".buffered to schedule main fragment loading"),this.mediaBuffer=x.buffer):this.mediaBuffer=this.media},T.onFragBuffered=function(c,s){var a=s.frag,x=s.part;if(a&&a.type!==S.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(x?" p: "+x.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===N.State.PARSED&&(this.state=N.State.IDLE);return}var y=x?x.stats:a.stats;this.fragLastKbps=Math.round(8*y.total/(y.buffering.end-y.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,x)},T.onError=function(c,s){switch(s.details){case g.ErrorDetails.FRAG_LOAD_ERROR:case g.ErrorDetails.FRAG_LOAD_TIMEOUT:case g.ErrorDetails.KEY_LOAD_ERROR:case g.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.MAIN,s);break;case g.ErrorDetails.LEVEL_LOAD_ERROR:case g.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==N.State.ERROR&&(s.fatal?(this.warn(""+s.details),this.state=N.State.ERROR):!s.levelRetry&&this.state===N.State.WAITING_LEVEL&&(this.state=N.State.IDLE));break;case g.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===N.State.PARSING||this.state===N.State.PARSED)){var a=!0,x=this.getFwdBufferInfo(this.media,S.PlaylistLevelType.MAIN);x&&x.len>.5&&(a=!this.reduceMaxBufferLength(x.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},T.checkBuffer=function(){var c=this.media,s=this.gapController;if(!c||!s||!c.readyState)return;var a=k.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},T.onFragLoadEmergencyAborted=function(){this.state=N.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},T.onBufferFlushed=function(c,s){var a=s.type;if(a!==h.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var x=(a===h.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(x,a,S.PlaylistLevelType.MAIN)}},T.onLevelsUpdated=function(c,s){this.levels=s.levels},T.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},T.seekToStartPos=function(){var c=this.media,s=c.currentTime,a=this.startPosition;if(a>=0&&s<a){if(c.seeking){v.logger.log("could not seek to "+a+", already seeking at "+s);return}var x=k.BufferHelper.getBuffered(c),y=x.length?x.start(0):0,m=y-a;m>0&&(m<this.config.maxBufferHole||m<this.config.maxFragLookUpTolerance)&&(v.logger.log("adjusting start position by "+m+" to match buffer start"),a+=m,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+s),c.currentTime=a}},T._getAudioCodec=function(c){var s=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&s&&(this.log("Swapping audio codec"),s.indexOf("mp4a.40.5")!==-1?s="mp4a.40.2":s="mp4a.40.5"),s},T._loadBitrateTestFrag=function(c){var s=this;this._doFragLoad(c).then(function(a){var x=s.hls;if(!a||x.nextLoadLevel||s.fragContextChanged(c))return;s.fragLoadError=0,s.state=N.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var y=c.stats;y.parsing.start=y.parsing.end=y.buffering.start=y.buffering.end=self.performance.now(),x.trigger(B.Events.FRAG_LOADED,a)})},T._handleTransmuxComplete=function(c){var s,a="main",x=this.hls,y=c.remuxResult,m=c.chunkMeta,D=this.getCurrentContext(m);if(!D){this.warn("The loading context changed while buffering fragment "+m.sn+" of level "+m.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(m.level);return}var U=D.frag,F=D.part,W=D.level,M=y.video,I=y.text,H=y.id3,X=y.initSegment,ee=this.altAudio?void 0:y.audio;if(this.fragContextChanged(U))return;if(this.state=N.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,U,m),x.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:a,tracks:X.tracks}));var ae=X.initPTS,be=X.timescale;Object(K.isFiniteNumber)(ae)&&(this.initPTS[U.cc]=ae,x.trigger(B.Events.INIT_PTS_FOUND,{frag:U,id:a,initPTS:ae,timescale:be}))}if(M&&y.independent!==!1){if(W.details){var pe=M.startPTS,ue=M.endPTS,se=M.startDTS,fe=M.endDTS;if(F)F.elementaryStreams[M.type]={startPTS:pe,endPTS:ue,startDTS:se,endDTS:fe};else if(M.firstKeyFrame&&M.independent&&(this.couldBacktrack=!0),M.dropped&&M.independent){var ne=this.getLoadPosition()+this.config.maxBufferHole;if(ne<pe){this.backtrack(U);return}U.setElementaryStreamInfo(M.type,U.start,ue,U.start,fe,!0)}U.setElementaryStreamInfo(M.type,pe,ue,se,fe),this.bufferFragmentData(M,U,F,m)}}else if(y.independent===!1){this.backtrack(U);return}if(ee){var me=ee.startPTS,Q=ee.endPTS,ie=ee.startDTS,te=ee.endDTS;F&&(F.elementaryStreams[h.ElementaryStreamTypes.AUDIO]={startPTS:me,endPTS:Q,startDTS:ie,endDTS:te}),U.setElementaryStreamInfo(h.ElementaryStreamTypes.AUDIO,me,Q,ie,te),this.bufferFragmentData(ee,U,F,m)}if(H!=null&&(s=H.samples)!==null&&s!==void 0&&s.length){var Ee={frag:U,id:a,samples:H.samples};x.trigger(B.Events.FRAG_PARSING_METADATA,Ee)}if(I){var _e={frag:U,id:a,samples:I.samples};x.trigger(B.Events.FRAG_PARSING_USERDATA,_e)}},T._bufferInitSegment=function(c,s,a,x){var y=this;if(this.state!==N.State.PARSING)return;this.audioOnly=!!s.audio&&!s.video,this.altAudio&&!this.audioOnly&&delete s.audio;var m=s.audio,D=s.video,U=s.audiovideo;if(m){var F=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(F&&(F.indexOf("mp4a.40.5")!==-1?F="mp4a.40.2":F="mp4a.40.5"),m.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(F="mp4a.40.5")),W.indexOf("android")!==-1&&m.container!=="audio/mpeg"&&(F="mp4a.40.2",this.log("Android: force audio codec to "+F)),c.audioCodec&&c.audioCodec!==F&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+F+'"'),m.levelCodec=F,m.id="main",this.log("Init audio buffer, container:"+m.container+", codecs[selected/level/parsed]=["+(F||"")+"/"+(c.audioCodec||"")+"/"+m.codec+"]")}D&&(D.levelCodec=c.videoCodec,D.id="main",this.log("Init video buffer, container:"+D.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+D.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(M){var I=s[M],H=I.initSegment;H!=null&&H.byteLength&&y.hls.trigger(B.Events.BUFFER_APPENDING,{type:M,data:H,frag:a,part:null,chunkMeta:x,parent:a.type})}),this.tick()},T.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var s=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,s?this.resetFragmentLoading(c):this.state=N.State.BACKTRACKING},T.checkFragmentChanged=function(){var c=this.media,s=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(k.BufferHelper.isBuffered(c,a)?s=this.getAppendedFrag(a):k.BufferHelper.isBuffered(c,a+.1)&&(s=this.getAppendedFrag(a+.1)),s){var x=this.fragPlaying,y=s.level;(!x||s.sn!==x.sn||x.level!==y||s.urlId!==x.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:s}),(!x||x.level!==y)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:y}),this.fragPlaying=s)}}},o(A,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),A}(N.default)},"./src/controller/subtitle-stream-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"SubtitleStreamController",function(){return l});var K=L("./src/events.ts"),N=L("./src/utils/logger.ts"),O=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),k=L("./src/utils/discontinuities.ts"),R=L("./src/controller/level-helper.ts"),S=L("./src/controller/fragment-tracker.ts"),h=L("./src/controller/base-stream-controller.ts"),b=L("./src/types/loader.ts"),P=L("./src/types/level.ts");function w(u,C){for(var E=0;E<C.length;E++){var f=C[E];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(u,f.key,f)}}function g(u,C,E){return C&&w(u.prototype,C),E&&w(u,E),u}function v(u,C){u.prototype=Object.create(C.prototype),u.prototype.constructor=u,d(u,C)}function d(u,C){return d=Object.setPrototypeOf||function(f,A){return f.__proto__=A,f},d(u,C)}var o=500,l=function(u){v(C,u);function C(f,A){var T;return T=u.call(this,f,A,"[subtitle-stream-controller]")||this,T.levels=[],T.currentTrackId=-1,T.tracksBuffered=[],T.mainDetails=null,T._registerListeners(),T}var E=C.prototype;return E.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},E._registerListeners=function(){var A=this.hls;A.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.on(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.on(K.Events.ERROR,this.onError,this),A.on(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.on(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.on(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},E._unregisterListeners=function(){var A=this.hls;A.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.off(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.off(K.Events.ERROR,this.onError,this),A.off(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.off(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.off(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},E.startLoad=function(){this.stopLoad(),this.state=h.State.IDLE,this.setInterval(o),this.tick()},E.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},E.onLevelLoaded=function(A,T){this.mainDetails=T.details},E.onSubtitleFragProcessed=function(A,T){var p=T.frag,c=T.success;if(this.fragPrevious=p,this.state=h.State.IDLE,!c)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var a,x=p.start,y=0;y<s.length;y++)if(x>=s[y].start&&x<=s[y].end){a=s[y];break}var m=p.start+p.duration;a?a.end=m:(a={start:x,end:m},s.push(a)),this.fragmentTracker.fragBuffered(p)},E.onBufferFlushing=function(A,T){var p=T.startOffset,c=T.endOffset;if(p===0&&c!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,a=this.levels;if(!a.length||!a[s]||!a[s].details)return;var x=a[s].details,y=x.targetduration,m=c-y;if(m<=0)return;T.endOffsetSubtitles=Math.max(0,m),this.tracksBuffered.forEach(function(D){for(var U=0;U<D.length;){if(D[U].end<=m){D.shift();continue}else if(D[U].start<m)D[U].start=m;else break;U++}}),this.fragmentTracker.removeFragmentsInRange(p,m,b.PlaylistLevelType.SUBTITLE)}},E.onError=function(A,T){var p,c=T.frag;if(!c||c.type!==b.PlaylistLevelType.SUBTITLE)return;(p=this.fragCurrent)!==null&&p!==void 0&&p.loader&&this.fragCurrent.loader.abort(),this.state=h.State.IDLE},E.onSubtitleTracksUpdated=function(A,T){var p=this,c=T.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(s){return new P.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){p.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},E.onSubtitleTrackSwitch=function(A,T){if(this.currentTrackId=T.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var p=this.levels[this.currentTrackId];p!=null&&p.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,p&&this.setInterval(o)},E.onSubtitleTrackLoaded=function(A,T){var p,c=T.details,s=T.id,a=this.currentTrackId,x=this.levels;if(!x.length)return;var y=x[a];if(s>=x.length||s!==a||!y)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(p=y.details)!==null&&p!==void 0&&p.live){var m=this.mainDetails;if(c.deltaUpdateFailed||!m)return;var D=m.fragments[0];if(!y.details)c.hasProgramDateTime&&m.hasProgramDateTime?Object(k.alignMediaPlaylistByPDT)(c,m):D&&Object(R.addSliding)(c,D.start);else{var U=this.alignPlaylists(c,y.details);U===0&&D&&Object(R.addSliding)(c,D.start)}}if(y.details=c,this.levelLastLoaded=s,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===h.State.IDLE){var F=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);F||(this.warn("Subtitle playlist not aligned with playback"),y.details=void 0)}},E._handleFragmentLoadComplete=function(A){var T=A.frag,p=A.payload,c=T.decryptdata,s=this.hls;if(this.fragContextChanged(T))return;if(p&&p.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(p),c.key.buffer,c.iv.buffer).then(function(x){var y=performance.now();s.trigger(K.Events.FRAG_DECRYPTED,{frag:T,payload:x,stats:{tstart:a,tdecrypt:y}})})}},E.doTick=function(){if(!this.media){this.state=h.State.IDLE;return}if(this.state===h.State.IDLE){var A,T=this.currentTrackId,p=this.levels;if(!p.length||!p[T]||!p[T].details)return;var c=p[T].details,s=c.targetduration,a=this.config,x=this.media,y=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,x.currentTime-s,a.maxBufferHole),m=y.end,D=y.len,U=this.getMaxBufferLength()+s;if(D>U)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var F=c.fragments,W=F.length,M=c.edge,I,H=this.fragPrevious;if(m<M){var X=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(I=Object(B.findFragmentByPDT)(F,H.endProgramDateTime,X)),I||(I=Object(B.findFragmentByPTS)(H,F,m,X),!I&&H&&H.start<F[0].start&&(I=F[0]))}else I=F[W-1];(A=I)!==null&&A!==void 0&&A.encrypted?(N.logger.log("Loading key for "+I.sn),this.state=h.State.KEY_LOADING,this.hls.trigger(K.Events.KEY_LOADING,{frag:I})):I&&this.fragmentTracker.getState(I)===S.FragmentState.NOT_LOADED&&this.loadFragment(I,c,m)}},E.loadFragment=function(A,T,p){this.fragCurrent=A,u.prototype.loadFragment.call(this,A,T,p)},g(C,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),C}(h.default)},"./src/controller/subtitle-track-controller.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/events.ts"),N=L("./src/utils/texttrack-utils.ts"),O=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function k(w,g){for(var v=0;v<g.length;v++){var d=g[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(w,d.key,d)}}function R(w,g,v){return g&&k(w.prototype,g),v&&k(w,v),w}function S(w,g){w.prototype=Object.create(g.prototype),w.prototype.constructor=w,h(w,g)}function h(w,g){return h=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},h(w,g)}var b=function(w){S(g,w);function g(d){var o;return o=w.call(this,d,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var v=g.prototype;return v.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,w.prototype.destroy.call(this)},v.registerListeners=function(){var o=this.hls;o.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(K.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){var o=this.hls;o.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(K.Events.ERROR,this.onError,this)},v.onMediaAttached=function(o,l){if(this.media=l.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)},v.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},v.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=P(this.media.textTracks);o.forEach(function(l){Object(N.clearCurrentCues)(l)}),this.subtitleTrack=-1,this.media=null},v.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},v.onManifestParsed=function(o,l){this.tracks=l.subtitleTracks},v.onSubtitleTrackLoaded=function(o,l){var u=l.id,C=l.details,E=this.trackId,f=this.tracksInGroup[E];if(!f){this.warn("Invalid subtitle track id "+u);return}var A=f.details;f.details=l.details,this.log("subtitle track "+u+" loaded ["+C.startSN+"-"+C.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,l,A))},v.onLevelLoading=function(o,l){this.switchLevel(l.level)},v.onLevelSwitching=function(o,l){this.switchLevel(l.level)},v.switchLevel=function(o){var l=this.hls.levels[o];if(!(l!=null&&l.textGroupIds))return;var u=l.textGroupIds[l.urlId];if(this.groupId!==u){var C=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,E=this.tracks.filter(function(T){return!u||T.groupId===u});this.tracksInGroup=E;var f=this.findTrackId(C==null?void 0:C.name)||this.findTrackId();this.groupId=u;var A={subtitleTracks:E};this.log("Updating subtitle tracks, "+E.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(K.Events.SUBTITLE_TRACKS_UPDATED,A),f!==-1&&this.setSubtitleTrack(f,C)}},v.findTrackId=function(o){for(var l=this.tracksInGroup,u=0;u<l.length;u++){var C=l[u];if((!this.selectDefaultTrack||C.default)&&(!o||o===C.name))return C.id}return-1},v.onError=function(o,l){if(w.prototype.onError.call(this,o,l),l.fatal||!l.context)return;l.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&l.context.id===this.trackId&&l.context.groupId===this.groupId&&this.retryLoadingOrFail(l)},v.loadPlaylist=function(o){var l=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(l)){var u=l.id,C=l.groupId,E=l.url;if(o)try{E=o.addDirectives(E)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(K.Events.SUBTITLE_TRACK_LOADING,{url:E,id:u,groupId:C,deliveryDirectives:o||null})}},v.toggleTrackModes=function(o){var l=this,u=this.media,C=this.subtitleDisplay,E=this.trackId;if(!u)return;var f=P(u.textTracks),A=f.filter(function(c){return c.groupId===l.groupId});if(o===-1)[].slice.call(f).forEach(function(c){c.mode="disabled"});else{var T=A[E];T&&(T.mode="disabled")}var p=A[o];p&&(p.mode=C?"showing":"hidden")},v.setSubtitleTrack=function(o,l){var u,C=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=C[o])!==null&&u!==void 0&&u.details)||o<-1||o>=C.length)return;this.clearTimer();var E=C[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,E){var f=E.id,A=E.groupId,T=A===void 0?"":A,p=E.name,c=E.type,s=E.url;this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:f,groupId:T,name:p,type:c,url:s});var a=this.switchParams(E.url,l==null?void 0:l.details);this.loadPlaylist(a)}else this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:o})},v.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,l=P(this.media.textTracks),u=0;u<l.length;u++)if(l[u].mode==="hidden")o=u;else if(l[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},R(g,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var l=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,l)}}]),g}(O.default);function P(w){for(var g=[],v=0;v<w.length;v++){var d=w[v];d.kind==="subtitles"&&d.label&&g.push(w[v])}return g}z.default=b},"./src/controller/timeline-controller.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"TimelineController",function(){return P});var K=L("./src/polyfills/number.ts"),N=L("./src/events.ts"),O=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),k=L("./src/utils/webvtt-parser.ts"),R=L("./src/utils/texttrack-utils.ts"),S=L("./src/utils/imsc1-ttml-parser.ts"),h=L("./src/types/loader.ts"),b=L("./src/utils/logger.ts"),P=function(){function d(l){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=v(),this.captionsProperties=void 0,this.hls=l,this.config=l.config,this.Cues=l.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new B.default(this,"textTrack1"),C=new B.default(this,"textTrack2"),E=new B.default(this,"textTrack3"),f=new B.default(this,"textTrack4");this.cea608Parser1=new O.default(1,u,C),this.cea608Parser2=new O.default(3,E,f)}l.on(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.on(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.on(N.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(N.Events.FRAG_LOADING,this.onFragLoading,this),l.on(N.Events.FRAG_LOADED,this.onFragLoaded,this),l.on(N.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.on(N.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.on(N.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(N.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.on(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=d.prototype;return o.destroy=function(){var u=this.hls;u.off(N.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(N.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(N.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(N.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(N.Events.FRAG_LOADING,this.onFragLoading,this),u.off(N.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(N.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(N.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(N.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(N.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(N.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,C,E,f,A){for(var T=!1,p=A.length;p--;){var c=A[p],s=g(c[0],c[1],C,E);if(s>=0&&(c[0]=Math.min(c[0],C),c[1]=Math.max(c[1],E),T=!0,s/(E-C)>.5))return}if(T||A.push([C,E]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,C,E,f)}else{var x=this.Cues.newCue(null,C,E,f);this.hls.trigger(N.Events.CUES_PARSED,{type:"captions",cues:x,track:u})}},o.onInitPtsFound=function(u,C){var E=this,f=C.frag,A=C.id,T=C.initPTS,p=C.timescale,c=this.unparsedVttFrags;A==="main"&&(this.initPTS[f.cc]=T,this.timescale[f.cc]=p),c.length&&(this.unparsedVttFrags=[],c.forEach(function(s){E.onFragLoaded(N.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(u){var C=this.media;if(C)for(var E=0;E<C.textTracks.length;E++){var f=C.textTracks[E];if(f[u])return f}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var C=this.captionsProperties,E=this.captionsTracks,f=this.media,A=C[u],T=A.label,p=A.languageCode,c=this.getExistingTrack(u);if(c)E[u]=c,Object(R.clearCurrentCues)(E[u]),Object(R.sendAddTrackEvent)(E[u],f);else{var s=this.createTextTrack("captions",T,p);s&&(s[u]=!0,E[u]=s)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var C=this.captionsProperties[u];if(!C)return;var E=C.label,f={_id:u,label:E,kind:"captions",default:C.media?!!C.media.default:!1,closedCaptions:C.media};this.nonNativeCaptionsTracks[u]=f,this.hls.trigger(N.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[f]})},o.createTextTrack=function(u,C,E){var f=this.media;return f?f.addTextTrack(u,C,E):void 0},o.onMediaAttaching=function(u,C){this.media=C.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(C){Object(R.clearCurrentCues)(u[C]),delete u[C]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=v(),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 u=this.media;if(!u)return;var C=u.textTracks;if(C)for(var E=0;E<C.length;E++)Object(R.clearCurrentCues)(C[E])},o.onSubtitleTracksUpdated=function(u,C){var E=this;this.textTracks=[];var f=C.subtitleTracks||[],A=f.some(function(s){return s.textCodec===S.IMSC1_CODEC});if(this.config.enableWebVTT||A&&this.config.enableIMSC1){var T=this.tracks&&f&&this.tracks.length===f.length;if(this.tracks=f||[],this.config.renderTextTracksNatively){var p=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,a){var x;if(a<p.length){for(var y=null,m=0;m<p.length;m++)if(w(p[m],s)){y=p[m];break}y&&(x=y)}x?Object(R.clearCurrentCues)(x):(x=E.createTextTrack("subtitles",s.name,s.lang),x&&(x.mode="disabled")),x&&(x.groupId=s.groupId,E.textTracks.push(x))})}else if(!T&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(s){return{label:s.name,kind:s.type.toLowerCase(),default:s.default,subtitleTrack:s}});this.hls.trigger(N.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(u,C){var E=this;this.config.enableCEA708Captions&&C.captions&&C.captions.forEach(function(f){var A=/(?:CC|SERVICE)([1-4])/.exec(f.instreamId);if(!A)return;var T="textTrack"+A[1],p=E.captionsProperties[T];if(!p)return;p.label=f.name,f.lang&&(p.languageCode=f.lang),p.media=f})},o.onFragLoading=function(u,C){var E=this.cea608Parser1,f=this.cea608Parser2,A=this.lastSn,T=this.lastPartIndex;if(!this.enabled||!(E&&f))return;if(C.frag.type===h.PlaylistLevelType.MAIN){var p,c,s=C.frag.sn,a=(p=C==null||((c=C.part)===null||c===void 0)?void 0:c.index)!=null?p:-1;s===A+1||s===A&&a===T+1||(E.reset(),f.reset()),this.lastSn=s,this.lastPartIndex=a}},o.onFragLoaded=function(u,C){var E=C.frag,f=C.payload,A=this.initPTS,T=this.unparsedVttFrags;if(E.type===h.PlaylistLevelType.SUBTITLE)if(f.byteLength){if(!Object(K.isFiniteNumber)(A[E.cc])){T.push(C),A.length&&this.hls.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:E,error:new Error("Missing initial subtitle PTS")});return}var p=E.decryptdata;if(p==null||p.key==null||p.method!=="AES-128"){var c=this.tracks[E.level],s=this.vttCCs;s[E.cc]||(s[E.cc]={start:E.start,prevCC:this.prevCC,new:!0},this.prevCC=E.cc),c&&c.textCodec===S.IMSC1_CODEC?this._parseIMSC1(E,f):this._parseVTTs(E,f,s)}}else this.hls.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:E,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,C){var E=this,f=this.hls;Object(S.parseIMSC1)(C,this.initPTS[u.cc],this.timescale[u.cc],function(A){E._appendCues(A,u.level),f.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(A){b.logger.log("Failed to parse IMSC1: "+A),f.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:A})})},o._parseVTTs=function(u,C,E){var f=this,A=this.hls;Object(k.parseWebVTT)(C,this.initPTS[u.cc],this.timescale[u.cc],E,u.cc,u.start,function(T){f._appendCues(T,u.level),A.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(T){f._fallbackToIMSC1(u,C),b.logger.log("Failed to parse VTT cue: "+T),A.trigger(N.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:T})})},o._fallbackToIMSC1=function(u,C){var E=this,f=this.tracks[u.level];f.textCodec||Object(S.parseIMSC1)(C,this.initPTS[u.cc],this.timescale[u.cc],function(){f.textCodec=S.IMSC1_CODEC,E._parseIMSC1(u,C)},function(){f.textCodec="wvtt"})},o._appendCues=function(u,C){var E=this.hls;if(this.config.renderTextTracksNatively){var f=this.textTracks[C];if(f.mode==="disabled")return;u.forEach(function(p){return Object(R.addCueToTrack)(f,p)})}else{var A=this.tracks[C],T=A.default?"default":"subtitles"+C;E.trigger(N.Events.CUES_PARSED,{type:"subtitles",cues:u,track:T})}},o.onFragDecrypted=function(u,C){var E=C.frag;if(E.type===h.PlaylistLevelType.SUBTITLE){if(!Object(K.isFiniteNumber)(this.initPTS[E.cc])){this.unparsedVttFrags.push(C);return}this.onFragLoaded(N.Events.FRAG_LOADED,C)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,C){var E=this.cea608Parser1,f=this.cea608Parser2;if(!this.enabled||!(E&&f))return;for(var A=0;A<C.samples.length;A++){var T=C.samples[A].bytes;if(T){var p=this.extractCea608Data(T);E.addData(C.samples[A].pts,p[0]),f.addData(C.samples[A].pts,p[1])}}},o.onBufferFlushing=function(u,C){var E=C.startOffset,f=C.endOffset,A=C.endOffsetSubtitles,T=C.type,p=this.media;if(!p||p.currentTime<f)return;if(!T||T==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(R.removeCuesInRange)(c[a],E,f)})}if(this.config.renderTextTracksNatively&&(E===0&&A!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(a){return Object(R.removeCuesInRange)(s[a],E,A)})}},o.extractCea608Data=function(u){for(var C=u[0]&31,E=2,f=[[],[]],A=0;A<C;A++){var T=u[E++],p=127&u[E++],c=127&u[E++],s=(4&T)!==0,a=3&T;if(p===0&&c===0)continue;s&&((a===0||a===1)&&(f[a].push(p),f[a].push(c)))}return f},d}();function w(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function g(d,o,l,u){return Math.min(o,u)-Math.max(d,l)}function v(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return K});var K=function(){function N(B,k){this.subtle=void 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h=new DataView(S),b=new Uint32Array(4),P=0;P<4;P++)b[P]=h.getUint32(P*4);return b},k.initTable=function(){var S=this.sBox,h=this.invSBox,b=this.subMix,P=b[0],w=b[1],g=b[2],v=b[3],d=this.invSubMix,o=d[0],l=d[1],u=d[2],C=d[3],E=new Uint32Array(256),f=0,A=0,T=0;for(T=0;T<256;T++)T<128?E[T]=T<<1:E[T]=T<<1^283;for(T=0;T<256;T++){var p=A^A<<1^A<<2^A<<3^A<<4;p=p>>>8^p&255^99,S[f]=p,h[p]=f;var c=E[f],s=E[c],a=E[s],x=E[p]*257^p*16843008;P[f]=x<<24|x>>>8,w[f]=x<<16|x>>>16,g[f]=x<<8|x>>>24,v[f]=x,x=a*16843009^s*65537^c*257^f*16843008,o[p]=x<<24|x>>>8,l[p]=x<<16|x>>>16,u[p]=x<<8|x>>>24,C[p]=x,f?(f=c^E[E[E[a^c]]],A^=E[E[A]]):f=A=1}},k.expandKey=function(S){for(var h=this.uint8ArrayToUint32Array_(S),b=!0,P=0;P<h.length&&b;)b=h[P]===this.key[P],P++;if(b)return;this.key=h;var w=this.keySize=h.length;if(w!==4&&w!==6&&w!==8)throw new Error("Invalid aes key size="+w);var g=this.ksRows=(w+6+1)*4,v,d,o=this.keySchedule=new Uint32Array(g),l=this.invKeySchedule=new 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Int32Array(p.length),s,a,x,y,m,D,U,F,W,M,I,H,X,ee,ae=this.networkToHostOrderSwap;h<p.length;){for(W=ae(p[h]),M=ae(p[h+1]),I=ae(p[h+2]),H=ae(p[h+3]),m=W^w[0],D=H^w[1],U=I^w[2],F=M^w[3],X=4,ee=1;ee<P;ee++)s=d[m>>>24]^o[D>>16&255]^l[U>>8&255]^u[F&255]^w[X],a=d[D>>>24]^o[U>>16&255]^l[F>>8&255]^u[m&255]^w[X+1],x=d[U>>>24]^o[F>>16&255]^l[m>>8&255]^u[D&255]^w[X+2],y=d[F>>>24]^o[m>>16&255]^l[D>>8&255]^u[U&255]^w[X+3],m=s,D=a,U=x,F=y,X=X+4;s=g[m>>>24]<<24^g[D>>16&255]<<16^g[U>>8&255]<<8^g[F&255]^w[X],a=g[D>>>24]<<24^g[U>>16&255]<<16^g[F>>8&255]<<8^g[m&255]^w[X+1],x=g[U>>>24]<<24^g[F>>16&255]<<16^g[m>>8&255]<<8^g[D&255]^w[X+2],y=g[F>>>24]<<24^g[m>>16&255]<<16^g[D>>8&255]<<8^g[U&255]^w[X+3],c[h]=ae(s^E),c[h+1]=ae(y^f),c[h+2]=ae(x^A),c[h+3]=ae(a^T),E=W,f=M,A=I,T=H,h=h+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return h});var K=L("./src/crypt/aes-crypto.ts"),N=L("./src/crypt/fast-aes-key.ts"),O=L("./src/crypt/aes-decryptor.ts"),B=L("./src/utils/logger.ts"),k=L("./src/utils/mp4-tools.ts"),R=L("./src/utils/typed-array.ts"),S=16,h=function(){function b(w,g,v){var d=v===void 0?{}:v,o=d.removePKCS7Padding,l=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=w,this.config=g,this.removePKCS7Padding=l,l)try{var u=self.crypto;u&&(this.subtle=u.subtle||u.webkitSubtle)}catch(C){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var P=b.prototype;return P.destroy=function(){this.observer=null},P.isSync=function(){return this.config.enableSoftwareAES},P.flush=function(){var g=this.currentResult;if(!g){this.reset();return}var v=new Uint8Array(g);return this.reset(),this.removePKCS7Padding?Object(O.removePadding)(v):v},P.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},P.decrypt=function(g,v,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(g),v,d);var l=this.flush();l&&o(l.buffer)}else this.webCryptoDecrypt(new Uint8Array(g),v,d).then(o)},P.softwareDecrypt=function(g,v,d){var o=this.currentIV,l=this.currentResult,u=this.remainderData;this.logOnce("JS AES decrypt"),u&&(g=Object(k.appendUint8Array)(u,g),this.remainderData=null);var C=this.getValidChunk(g);if(!C.length)return null;o&&(d=o);var E=this.softwareDecrypter;E||(E=this.softwareDecrypter=new O.default),E.expandKey(v);var f=l;return this.currentResult=E.decrypt(C.buffer,0,d),this.currentIV=Object(R.sliceUint8)(C,-16).buffer,f||null},P.webCryptoDecrypt=function(g,v,d){var o=this,l=this.subtle;return(this.key!==v||!this.fastAesKey)&&(this.key=v,this.fastAesKey=new 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this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},N}()},"./src/demux/aacdemuxer.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/demux/base-audio-demuxer.ts"),N=L("./src/demux/adts.ts"),O=L("./src/utils/logger.ts"),B=L("./src/demux/id3.ts");function k(h,b){h.prototype=Object.create(b.prototype),h.prototype.constructor=h,R(h,b)}function R(h,b){return R=Object.setPrototypeOf||function(w,g){return w.__proto__=g,w},R(h,b)}var S=function(h){k(b,h);function b(w,g){var v;return v=h.call(this)||this,v.observer=void 0,v.config=void 0,v.observer=w,v.config=g,v}var P=b.prototype;return P.resetInitSegment=function(g,v,d){h.prototype.resetInitSegment.call(this,g,v,d),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:g,duration:d,inputTimeScale:9e4,dropped:0}},b.probe=function(g){if(!g)return!1;for(var v=B.getID3Data(g,0)||[],d=v.length,o=g.length;d<o;d++)if(N.probe(g,d))return O.logger.log("ADTS 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f,A,T,p,c=navigator.userAgent.toLowerCase(),s=E,a=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];f=((u[C+2]&192)>>>6)+1;var x=(u[C+2]&60)>>>2;if(x>a.length-1){l.trigger(O.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+x});return}return T=(u[C+2]&1)<<2,T|=(u[C+3]&192)>>>6,K.logger.log("manifest codec:"+E+", ADTS type:"+f+", samplingIndex:"+x),/firefox/i.test(c)?x>=6?(f=5,p=new Array(4),A=x-3):(f=2,p=new Array(2),A=x):c.indexOf("android")!==-1?(f=2,p=new Array(2),A=x):(f=5,p=new Array(4),E&&(E.indexOf("mp4a.40.29")!==-1||E.indexOf("mp4a.40.5")!==-1)||!E&&x>=6?A=x-3:((E&&E.indexOf("mp4a.40.2")!==-1&&(x>=6&&T===1||/vivaldi/i.test(c))||!E&&T===1)&&(f=2,p=new Array(2)),A=x)),p[0]=f<<3,p[0]|=(x&14)>>1,p[1]|=(x&1)<<7,p[1]|=T<<3,f===5&&(p[1]|=(A&14)>>1,p[2]=(A&1)<<7,p[2]|=2<<2,p[3]=0),{config:p,samplerate:a[x],channelCount:T,codec:"mp4a.40."+f,manifestCodec:s}}function k(l,u){return l[u]===255&&(l[u+1]&246)===240}function R(l,u){return l[u+1]&1?7:9}function S(l,u){return(l[u+3]&3)<<11|l[u+4]<<3|(l[u+5]&224)>>>5}function h(l,u){return u+5<l.length}function b(l,u){return u+1<l.length&&k(l,u)}function P(l,u){return h(l,u)&&k(l,u)&&S(l,u)<=l.length-u}function w(l,u){if(b(l,u)){var C=R(l,u);if(u+C>=l.length)return!1;var E=S(l,u);if(E<=C)return!1;var f=u+E;return f===l.length||b(l,f)}return!1}function g(l,u,C,E,f){if(!l.samplerate){var A=B(u,C,E,f);if(!A)return;l.config=A.config,l.samplerate=A.samplerate,l.channelCount=A.channelCount,l.codec=A.codec,l.manifestCodec=A.manifestCodec,K.logger.log("parsed codec:"+l.codec+", rate:"+A.samplerate+", channels:"+A.channelCount)}}function v(l){return 1024*9e4/l}function d(l,u,C,E,f){var A=R(l,u),T=S(l,u);if(T-=A,T>0){var p=C+E*f;return{headerLength:A,frameLength:T,stamp:p}}}function o(l,u,C,E,f){var A=v(l.samplerate),T=d(u,C,E,f,A);if(T){var p=T.frameLength,c=T.headerLength,s=T.stamp,a=c+p,x=Math.max(0,C+a-u.length),y;x?(y=new 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Worker!="undefined"){k.logger.log("demuxing in webworker");var p;try{p=this.worker=K("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),p.addEventListener("message",this.onwmsg),p.onerror=function(c){d.trigger(O.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+"  ("+c.filename+":"+c.lineno+")")})},p.postMessage({cmd:"init",typeSupported:A,vendor:T,id:o,config:JSON.stringify(E)})}catch(c){k.logger.warn("Error in worker:",c),k.logger.error("Error while initializing DemuxerWorker, fallback to inline"),p&&self.URL.revokeObjectURL(p.objectURL),this.transmuxer=new B.default(this.observer,A,E,T,o),this.worker=null}}else this.transmuxer=new B.default(this.observer,A,E,T,o)}var v=g.prototype;return v.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var l=this.transmuxer;l&&(l.destroy(),this.transmuxer=null)}var u=this.observer;u&&u.removeAllListeners(),this.observer=null},v.push=function(o,l,u,C,E,f,A,T,p,c){var s=this;p.transmuxing.start=self.performance.now();var a=this.transmuxer,x=this.worker,y=f?f.start:E.start,m=E.decryptdata,D=this.frag,U=!(D&&E.cc===D.cc),F=!(D&&p.level===D.level),W=D?p.sn-D.sn:-1,M=this.part?p.part-this.part.index:1,I=!F&&(W===1||W===0&&M===1),H=self.performance.now();(F||W||E.stats.parsing.start===0)&&(E.stats.parsing.start=H),f&&(M||!I)&&(f.stats.parsing.start=H);var X=new B.TransmuxState(U,I,T,F,y);if(!I||U){k.logger.log("[transmuxer-interface, "+E.type+"]: Starting new transmux session for sn: "+p.sn+" p: "+p.part+" level: "+p.level+" id: "+p.id+`
        discontinuity: `+U+`
        trackSwitch: `+F+`
        contiguous: `+I+`
        accurateTimeOffset: `+T+`
        timeOffset: `+y);var ee=new B.TransmuxConfig(u,C,l,A,c);this.configureTransmuxer(ee)}if(this.frag=E,this.part=f,x)x.postMessage({cmd:"demux",data:o,decryptdata:m,chunkMeta:p,state:X},o instanceof ArrayBuffer?[o]:[]);else if(a){var ae=a.push(o,m,p,X);Object(B.isPromise)(ae)?ae.then(function(be){s.handleTransmuxComplete(be)}):this.handleTransmuxComplete(ae)}},v.flush=function(o){var l=this;o.transmuxing.start=self.performance.now();var u=this.transmuxer,C=this.worker;if(C)C.postMessage({cmd:"flush",chunkMeta:o});else if(u){var E=u.flush(o);Object(B.isPromise)(E)?E.then(function(f){l.handleFlushResult(f,o)}):this.handleFlushResult(E,o)}},v.handleFlushResult=function(o,l){var u=this;o.forEach(function(C){u.handleTransmuxComplete(C)}),this.onFlush(l)},v.onWorkerMessage=function(o){var l=o.data,u=this.hls;switch(l.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(l.data);break}case"flush":{this.onFlush(l.data);break}default:{l.data=l.data||{},l.data.frag=this.frag,l.data.id=this.id,u.trigger(l.event,l.data);break}}},v.configureTransmuxer=function(o){var l=this.worker,u=this.transmuxer;l?l.postMessage({cmd:"configure",config:o}):u&&u.configure(o)},v.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},g}()},"./src/demux/transmuxer-worker.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return R});var K=L("./src/demux/transmuxer.ts"),N=L("./src/events.ts"),O=L("./src/utils/logger.ts"),B=L("./node_modules/eventemitter3/index.js"),k=L.n(B);function R(w){var g=new B.EventEmitter,v=function(o,l){w.postMessage({event:o,data:l})};g.on(N.Events.FRAG_DECRYPTED,v),g.on(N.Events.ERROR,v),w.addEventListener("message",function(d){var o=d.data;switch(o.cmd){case"init":{var l=JSON.parse(o.config);w.transmuxer=new K.default(g,o.typeSupported,l,o.vendor,o.id),Object(O.enableLogs)(l.debug),v("init",null);break}case"configure":{w.transmuxer.configure(o.config);break}case"demux":{var u=w.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(K.isPromise)(u)?u.then(function(f){S(w,f)}):S(w,u);break}case"flush":{var C=o.chunkMeta,E=w.transmuxer.flush(C);Object(K.isPromise)(E)?E.then(function(f){b(w,f,C)}):b(w,E,C);break}default:break}})}function S(w,g){if(P(g.remuxResult))return;var v=[],d=g.remuxResult,o=d.audio,l=d.video;o&&h(v,o),l&&h(v,l),w.postMessage({event:"transmuxComplete",data:g},v)}function h(w,g){g.data1&&w.push(g.data1.buffer),g.data2&&w.push(g.data2.buffer)}function b(w,g,v){g.forEach(function(d){S(w,d)}),w.postMessage({event:"flush",data:v})}function P(w){return!w.audio&&!w.video&&!w.text&&!w.id3&&!w.initSegment}},"./src/demux/transmuxer.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return l}),L.d(z,"isPromise",function(){return E}),L.d(z,"TransmuxConfig",function(){return f}),L.d(z,"TransmuxState",function(){return A});var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/crypt/decrypter.ts"),B=L("./src/demux/aacdemuxer.ts"),k=L("./src/demux/mp4demuxer.ts"),R=L("./src/demux/tsdemuxer.ts"),S=L("./src/demux/mp3demuxer.ts"),h=L("./src/remux/mp4-remuxer.ts"),b=L("./src/remux/passthrough-remuxer.ts"),P=L("./src/demux/chunk-cache.ts"),w=L("./src/utils/mp4-tools.ts"),g=L("./src/utils/logger.ts"),v;try{v=self.performance.now.bind(self.performance)}catch(T){g.logger.debug("Unable to use Performance API on this environment"),v=self.Date.now}var d=[{demux:R.default,remux:h.default},{demux:k.default,remux:b.default},{demux:B.default,remux:h.default},{demux:S.default,remux:h.default}],o=1024;d.forEach(function(T){var p=T.demux;o=Math.max(o,p.minProbeByteLength)});var l=function(){function T(c,s,a,x,y){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new P.default,this.observer=c,this.typeSupported=s,this.config=a,this.vendor=x,this.id=y}var p=T.prototype;return p.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},p.push=function(s,a,x,y){var m=this,D=x.transmuxing;D.executeStart=v();var U=new Uint8Array(s),F=this.cache,W=this.config,M=this.currentTransmuxState,I=this.transmuxConfig;y&&(this.currentTransmuxState=y);var H=u(U,a);if(H&&H.method==="AES-128"){var X=this.getDecrypter();if(W.enableSoftwareAES){var ee=X.softwareDecrypt(U,H.key.buffer,H.iv.buffer);if(!ee)return D.executeEnd=v(),C(x);U=new Uint8Array(ee)}else return this.decryptionPromise=X.webCryptoDecrypt(U,H.key.buffer,H.iv.buffer).then(function(ve){var Te=m.push(ve,null,x);return m.decryptionPromise=null,Te}),this.decryptionPromise}var ae=y||M,be=ae.contiguous,pe=ae.discontinuity,ue=ae.trackSwitch,se=ae.accurateTimeOffset,fe=ae.timeOffset,ne=I.audioCodec,me=I.videoCodec,Q=I.defaultInitPts,ie=I.duration,te=I.initSegmentData;if((pe||ue)&&this.resetInitSegment(te,ne,me,ie),pe&&this.resetInitialTimestamp(Q),be||this.resetContiguity(),this.needsProbing(U,pe,ue)){if(F.dataLength){var Ee=F.flush();U=Object(w.appendUint8Array)(Ee,U)}this.configureTransmuxer(U,I)}var _e=this.transmux(U,H,fe,se,x),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,D.executeEnd=v(),_e},p.flush=function(s){var a=this,x=s.transmuxing;x.executeStart=v();var y=this.decrypter,m=this.cache,D=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return a.flush(s)});var F=[],W=D.timeOffset;if(y){var M=y.flush();M&&F.push(this.push(M,null,s))}var I=m.dataLength;m.reset();var H=this.demuxer,X=this.remuxer;if(!H||!X)return I>=o&&this.observer.emit(K.Events.ERROR,K.Events.ERROR,{type:N.ErrorTypes.MEDIA_ERROR,details:N.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),x.executeEnd=v(),[C(s)];var ee=H.flush(W);return E(ee)?ee.then(function(ae){return a.flushRemux(F,ae,s),F}):(this.flushRemux(F,ee,s),F)},p.flushRemux=function(s,a,x){var y=a.audioTrack,m=a.avcTrack,D=a.id3Track,U=a.textTrack,F=this.currentTransmuxState,W=F.accurateTimeOffset,M=F.timeOffset;g.logger.log("[transmuxer.ts]: Flushed fragment "+x.sn+(x.part>-1?" p: "+x.part:"")+" of level "+x.level);var I=this.remuxer.remux(y,m,D,U,M,W,!0,this.id);s.push({remuxResult:I,chunkMeta:x}),x.transmuxing.executeEnd=v()},p.resetInitialTimestamp=function(s){var a=this.demuxer,x=this.remuxer;if(!a||!x)return;a.resetTimeStamp(s),x.resetTimeStamp(s)},p.resetContiguity=function(){var s=this.demuxer,a=this.remuxer;if(!s||!a)return;s.resetContiguity(),a.resetNextTimestamp()},p.resetInitSegment=function(s,a,x,y){var m=this.demuxer,D=this.remuxer;if(!m||!D)return;m.resetInitSegment(a,x,y),D.resetInitSegment(s,a,x)},p.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},p.transmux=function(s,a,x,y,m){var D;return a&&a.method==="SAMPLE-AES"?D=this.transmuxSampleAes(s,a,x,y,m):D=this.transmuxUnencrypted(s,x,y,m),D},p.transmuxUnencrypted=function(s,a,x,y){var m=this.demuxer.demux(s,a,!1,!this.config.progressive),D=m.audioTrack,U=m.avcTrack,F=m.id3Track,W=m.textTrack,M=this.remuxer.remux(D,U,F,W,a,x,!1,this.id);return{remuxResult:M,chunkMeta:y}},p.transmuxSampleAes=function(s,a,x,y,m){var D=this;return this.demuxer.demuxSampleAes(s,a,x).then(function(U){var F=D.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,x,y,!1,D.id);return{remuxResult:F,chunkMeta:m}})},p.configureTransmuxer=function(s,a){for(var x=this.config,y=this.observer,m=this.typeSupported,D=this.vendor,U=a.audioCodec,F=a.defaultInitPts,W=a.duration,M=a.initSegmentData,I=a.videoCodec,H,X=0,ee=d.length;X<ee;X++)if(d[X].demux.probe(s)){H=d[X];break}H||(g.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:k.default,remux:b.default});var ae=this.demuxer,be=this.remuxer,pe=H.remux,ue=H.demux;(!be||!(be instanceof pe))&&(this.remuxer=new pe(y,x,m,D)),(!ae||!(ae instanceof ue))&&(this.demuxer=new ue(y,x,m),this.probe=ue.probe),this.resetInitSegment(M,U,I,W),this.resetInitialTimestamp(F)},p.needsProbing=function(s,a,x){return!this.demuxer||!this.remuxer||a||x},p.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new O.default(this.observer,this.config)),s},T}();function u(T,p){var c=null;return T.byteLength>0&&p!=null&&p.key!=null&&p.iv!==null&&p.method!=null&&(c=p),c}var C=function(p){return{remuxResult:{},chunkMeta:p}};function E(T){return"then"in T&&T.then instanceof Function}var f=function(p,c,s,a,x){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=p,this.videoCodec=c,this.initSegmentData=s,this.duration=a,this.defaultInitPts=x},A=function(p,c,s,a,x){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=p,this.contiguous=c,this.accurateTimeOffset=s,this.trackSwitch=a,this.timeOffset=x}},"./src/demux/tsdemuxer.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"discardEPB",function(){return C});var K=L("./src/demux/adts.ts"),N=L("./src/demux/mpegaudio.ts"),O=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),k=L("./src/demux/sample-aes.ts"),R=L("./src/events.ts"),S=L("./src/utils/mp4-tools.ts"),h=L("./src/utils/logger.ts"),b=L("./src/errors.ts"),P={video:1,audio:2,id3:3,text:4},w=function(){function E(A,T,p){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=A,this.config=T,this.typeSupported=p}E.probe=function(T){var p=E.syncOffset(T);return p<0?!1:(p&&h.logger.warn("MPEG2-TS detected but first sync word found @ offset "+p+", junk ahead ?"),!0)},E.syncOffset=function(T){for(var p=Math.min(1e3,T.length-3*188),c=0;c<p;){if(T[c]===71&&T[c+188]===71&&T[c+2*188]===71)return c;c++}return-1},E.createTrack=function(T,p){return{container:T==="video"||T==="audio"?"video/mp2t":void 0,type:T,id:P[T],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:T==="audio"?p:void 0}};var f=E.prototype;return f.resetInitSegment=function(T,p,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=E.createTrack("video",c),this._audioTrack=E.createTrack("audio",c),this._id3Track=E.createTrack("id3",c),this._txtTrack=E.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=T,this.videoCodec=p,this._duration=c},f.resetTimeStamp=function(){},f.resetContiguity=function(){var T=this._audioTrack,p=this._avcTrack,c=this._id3Track;T&&(T.pesData=null),p&&(p.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},f.demux=function(T,p,c,s){c===void 0&&(c=!1),s===void 0&&(s=!1),c||(this.sampleAes=null);var a,x=this._avcTrack,y=this._audioTrack,m=this._id3Track,D=x.pid,U=x.pesData,F=y.pid,W=m.pid,M=y.pesData,I=m.pesData,H=!1,X=this.pmtParsed,ee=this._pmtId,ae=T.length;if(this.remainderData&&(T=Object(S.appendUint8Array)(this.remainderData,T),ae=T.length,this.remainderData=null),ae<188&&!s)return this.remainderData=T,{audioTrack:y,avcTrack:x,id3Track:m,textTrack:this._txtTrack};var be=Math.max(0,E.syncOffset(T));ae-=(ae+be)%188,ae<T.byteLength&&!s&&(this.remainderData=new Uint8Array(T.buffer,ae,T.buffer.byteLength-ae));for(var pe=be;pe<ae;pe+=188)if(T[pe]===71){var ue=!!(T[pe+1]&64),se=((T[pe+1]&31)<<8)+T[pe+2],fe=(T[pe+3]&48)>>4,ne=void 0;if(fe>1){if(ne=pe+5+T[pe+4],ne===pe+188)continue}else ne=pe+4;switch(se){case D:ue&&(U&&(a=o(U))&&this.parseAVCPES(a,!1),U={data:[],size:0}),U&&(U.data.push(T.subarray(ne,pe+188)),U.size+=pe+188-ne);break;case F:ue&&(M&&(a=o(M))&&(y.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),M={data:[],size:0}),M&&(M.data.push(T.subarray(ne,pe+188)),M.size+=pe+188-ne);break;case W:ue&&(I&&(a=o(I))&&this.parseID3PES(a),I={data:[],size:0}),I&&(I.data.push(T.subarray(ne,pe+188)),I.size+=pe+188-ne);break;case 0:ue&&(ne+=T[ne]+1),ee=this._pmtId=v(T,ne);break;case ee:{ue&&(ne+=T[ne]+1);var me=d(T,ne,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);D=me.avc,D>0&&(x.pid=D),F=me.audio,F>0&&(y.pid=F,y.isAAC=me.isAAC),W=me.id3,W>0&&(m.pid=W),H&&!X&&(h.logger.log("reparse from beginning"),H=!1,pe=be-188),X=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:b.ErrorTypes.MEDIA_ERROR,details:b.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});x.pesData=U,y.pesData=M,m.pesData=I;var Q={audioTrack:y,avcTrack:x,id3Track:m,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(Q),Q},f.flush=function(){var T=this.remainderData;this.remainderData=null;var p;return T?p=this.demux(T,-1,!1,!0):p={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(p),this.sampleAes?this.decrypt(p,this.sampleAes):p},f.extractRemainingSamples=function(T){var p=T.audioTrack,c=T.avcTrack,s=T.id3Track,a=c.pesData,x=p.pesData,y=s.pesData,m;a&&(m=o(a))?(this.parseAVCPES(m,!0),c.pesData=null):c.pesData=a,x&&(m=o(x))?(p.isAAC?this.parseAACPES(m):this.parseMPEGPES(m),p.pesData=null):(x!=null&&x.size&&h.logger.log("last AAC PES packet truncated,might overlap between fragments"),p.pesData=x),y&&(m=o(y))?(this.parseID3PES(m),s.pesData=null):s.pesData=y},f.demuxSampleAes=function(T,p,c){var s=this.demux(T,c,!0,!this.config.progressive),a=this.sampleAes=new k.default(this.observer,this.config,p);return this.decrypt(s,a)},f.decrypt=function(T,p){return new Promise(function(c){var s=T.audioTrack,a=T.avcTrack;s.samples&&s.isAAC?p.decryptAacSamples(s.samples,0,function(){a.samples?p.decryptAvcSamples(a.samples,0,0,function(){c(T)}):c(T)}):a.samples&&p.decryptAvcSamples(a.samples,0,0,function(){c(T)})})},f.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},f.parseAVCPES=function(T,p){var c=this,s=this._avcTrack,a=this.parseAVCNALu(T.data),x=!1,y=this.avcSample,m,D=!1;T.data=null,y&&a.length&&!s.audFound&&(l(y,s),y=this.avcSample=g(!1,T.pts,T.dts,"")),a.forEach(function(U){switch(U.type){case 1:{m=!0,y||(y=c.avcSample=g(!0,T.pts,T.dts,"")),x&&(y.debug+="NDR "),y.frame=!0;var F=U.data;if(D&&F.length>4){var W=new O.default(F).readSliceType();(W===2||W===4||W===7||W===9)&&(y.key=!0)}break}case 5:m=!0,y||(y=c.avcSample=g(!0,T.pts,T.dts,"")),x&&(y.debug+="IDR "),y.key=!0,y.frame=!0;break;case 6:{m=!0,x&&y&&(y.debug+="SEI ");var M=new O.default(C(U.data));M.readUByte();for(var I=0,H=0,X=!1,ee=0;!X&&M.bytesAvailable>1;){I=0;do ee=M.readUByte(),I+=ee;while(ee===255);H=0;do ee=M.readUByte(),H+=ee;while(ee===255);if(I===4&&M.bytesAvailable!==0){X=!0;var ae=M.readUByte();if(ae===181){var be=M.readUShort();if(be===49){var pe=M.readUInt();if(pe===1195456820){var ue=M.readUByte();if(ue===3){for(var se=M.readUByte(),fe=M.readUByte(),ne=31&se,me=[se,fe],Q=0;Q<ne;Q++)me.push(M.readUByte()),me.push(M.readUByte()),me.push(M.readUByte());u(c._txtTrack.samples,{type:3,pts:T.pts,bytes:me})}}}}}else if(I===5&&M.bytesAvailable!==0){if(X=!0,H>16){for(var ie=[],te=0;te<16;te++)ie.push(M.readUByte().toString(16)),(te===3||te===5||te===7||te===9)&&ie.push("-");for(var Ee=H-16,_e=new Uint8Array(Ee),ye=0;ye<Ee;ye++)_e[ye]=M.readUByte();u(c._txtTrack.samples,{pts:T.pts,payloadType:I,uuid:ie.join(""),userData:Object(B.utf8ArrayToStr)(_e),userDataBytes:_e})}}else if(H<M.bytesAvailable)for(var ve=0;ve<H;ve++)M.readUByte()}break}case 7:if(m=!0,D=!0,x&&y&&(y.debug+="SPS "),!s.sps){var Te=new O.default(U.data),De=Te.readSPS();s.width=De.width,s.height=De.height,s.pixelRatio=De.pixelRatio,s.sps=[U.data],s.duration=c._duration;for(var Re=U.data.subarray(1,4),Ce="avc1.",Le=0;Le<3;Le++){var ze=Re[Le].toString(16);ze.length<2&&(ze="0"+ze),Ce+=ze}s.codec=Ce}break;case 8:m=!0,x&&y&&(y.debug+="PPS "),s.pps||(s.pps=[U.data]);break;case 9:m=!1,s.audFound=!0,y&&l(y,s),y=c.avcSample=g(!1,T.pts,T.dts,x?"AUD ":"");break;case 12:m=!1;break;default:m=!1,y&&(y.debug+="unknown NAL "+U.type+" ");break}if(y&&m){var Ve=y.units;Ve.push(U)}}),p&&y&&(l(y,s),this.avcSample=null)},f.getLastNalUnit=function(){var T,p=this.avcSample,c;if(!p||p.units.length===0){var s=this._avcTrack.samples;p=s[s.length-1]}if((T=p)!==null&&T!==void 0&&T.units){var a=p.units;c=a[a.length-1]}return c},f.parseAVCNALu=function(T){var p=T.byteLength,c=this._avcTrack,s=c.naluState||0,a=s,x=[],y=0,m,D,U,F=-1,W=0;for(s===-1&&(F=0,W=T[0]&31,s=0,y=1);y<p;){if(m=T[y++],!s){s=m?0:1;continue}if(s===1){s=m?0:2;continue}if(!m)s=3;else if(m===1){if(F>=0){var M={data:T.subarray(F,y-s-1),type:W};x.push(M)}else{var I=this.getLastNalUnit();if(I&&(a&&y<=4-a&&(I.state&&(I.data=I.data.subarray(0,I.data.byteLength-a))),D=y-s-1,D>0)){var H=new Uint8Array(I.data.byteLength+D);H.set(I.data,0),H.set(T.subarray(0,D),I.data.byteLength),I.data=H,I.state=0}}y<p?(U=T[y]&31,F=y,W=U,s=0):s=-1}else s=0}if(F>=0&&s>=0){var X={data:T.subarray(F,p),type:W,state:s};x.push(X)}if(x.length===0){var ee=this.getLastNalUnit();if(ee){var ae=new Uint8Array(ee.data.byteLength+T.byteLength);ae.set(ee.data,0),ae.set(T,ee.data.byteLength),ee.data=ae}}return c.naluState=s,x},f.parseAACPES=function(T){var p=0,c=this._audioTrack,s=this.aacOverFlow,a=T.data;if(s){this.aacOverFlow=null;var x=s.sample.unit.byteLength,y=Math.min(s.missing,x),m=x-y;s.sample.unit.set(a.subarray(0,y),m),c.samples.push(s.sample),p=s.missing}var D,U;for(D=p,U=a.length;D<U-1&&!K.isHeader(a,D);D++);if(D!==p){var F,W;if(D<U-1?(F="AAC PES did not start with ADTS header,offset:"+D,W=!1):(F="no ADTS header found in AAC PES",W=!0),h.logger.warn("parsing error:"+F),this.observer.emit(R.Events.ERROR,R.Events.ERROR,{type:b.ErrorTypes.MEDIA_ERROR,details:b.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:F}),W)return}K.initTrackConfig(c,this.observer,a,D,this.audioCodec);var M;if(T.pts!==void 0)M=T.pts;else if(s){var I=K.getFrameDuration(c.samplerate);M=s.sample.pts+I}else{h.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;D<U;)if(K.isHeader(a,D)){if(D+5<U){var X=K.appendFrame(c,a,D,M,H);if(X)if(X.missing)this.aacOverFlow=X;else{D+=X.length,H++;continue}}break}else D++},f.parseMPEGPES=function(T){var p=T.data,c=p.length,s=0,a=0,x=T.pts;if(x===void 0){h.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(N.isHeader(p,a)){var y=N.appendFrame(this._audioTrack,p,a,x,s);if(y)a+=y.length,s++;else break}else a++},f.parseID3PES=function(T){if(T.pts===void 0){h.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(T)},E}();w.minProbeByteLength=188;function g(E,f,A,T){return{key:E,frame:!1,pts:f,dts:A,units:[],debug:T,length:0}}function v(E,f){return(E[f+10]&31)<<8|E[f+11]}function d(E,f,A,T){var p={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(E[f+1]&15)<<8|E[f+2],s=f+3+c-4,a=(E[f+10]&15)<<8|E[f+11];for(f+=12+a;f<s;){var x=(E[f+1]&31)<<8|E[f+2];switch(E[f]){case 207:if(!T){h.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:p.audio===-1&&(p.audio=x);break;case 21:p.id3===-1&&(p.id3=x);break;case 219:if(!T){h.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:p.avc===-1&&(p.avc=x);break;case 3:case 4:A?p.audio===-1&&(p.audio=x,p.isAAC=!1):h.logger.log("MPEG audio found, not supported in this browser");break;case 36:h.logger.warn("Unsupported HEVC stream type found");break;default:break}f+=((E[f+3]&15)<<8|E[f+4])+5}return p}function o(E){var f=0,A,T,p,c,s,a=E.data;if(!E||E.size===0)return null;for(;a[0].length<19&&a.length>1;){var x=new Uint8Array(a[0].length+a[1].length);x.set(a[0]),x.set(a[1],a[0].length),a[0]=x,a.splice(1,1)}A=a[0];var y=(A[0]<<16)+(A[1]<<8)+A[2];if(y===1){if(T=(A[4]<<8)+A[5],T&&T>E.size-6)return null;var m=A[7];m&192&&(c=(A[9]&14)*536870912+(A[10]&255)*4194304+(A[11]&254)*16384+(A[12]&255)*128+(A[13]&254)/2,m&64?(s=(A[14]&14)*536870912+(A[15]&255)*4194304+(A[16]&254)*16384+(A[17]&255)*128+(A[18]&254)/2,c-s>60*9e4&&(h.logger.warn(Math.round((c-s)/9e4)+"s delta between PTS and DTS, align them"),c=s)):s=c),p=A[8];var D=p+9;if(E.size<=D)return null;E.size-=D;for(var U=new Uint8Array(E.size),F=0,W=a.length;F<W;F++){A=a[F];var M=A.byteLength;if(D)if(D>M){D-=M;continue}else A=A.subarray(D),M-=D,D=0;U.set(A,f),f+=M}return T&&(T-=p+3),{data:U,pts:c,dts:s,len:T}}return null}function l(E,f){if(E.units.length&&E.frame){if(E.pts===void 0){var A=f.samples,T=A.length;if(T){var p=A[T-1];E.pts=p.pts,E.dts=p.dts}else{f.dropped++;return}}f.samples.push(E)}E.debug.length&&h.logger.log(E.pts+"/"+E.dts+":"+E.debug)}function u(E,f){var A=E.length;if(A>0){if(f.pts>=E[A-1].pts)E.push(f);else for(var T=A-1;T>=0;T--)if(f.pts<E[T].pts){E.splice(T,0,f);break}}else E.push(f)}function C(E){for(var f=E.byteLength,A=[],T=1;T<f-2;)E[T]===0&&E[T+1]===0&&E[T+2]===3?(A.push(T+2),T+=2):T++;if(A.length===0)return E;var p=f-A.length,c=new Uint8Array(p),s=0;for(T=0;T<p;s++,T++)s===A[0]&&(s++,A.shift()),c[T]=E[s];return c}z.default=w},"./src/errors.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"ErrorTypes",function(){return K}),L.d(z,"ErrorDetails",function(){return N});var K;(function(O){O.NETWORK_ERROR="networkError",O.MEDIA_ERROR="mediaError",O.KEY_SYSTEM_ERROR="keySystemError",O.MUX_ERROR="muxError",O.OTHER_ERROR="otherError"})(K||(K={}));var N;(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"})(N||(N={}))},"./src/events.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"Events",function(){return K});var K;(function(N){N.MEDIA_ATTACHING="hlsMediaAttaching",N.MEDIA_ATTACHED="hlsMediaAttached",N.MEDIA_DETACHING="hlsMediaDetaching",N.MEDIA_DETACHED="hlsMediaDetached",N.BUFFER_RESET="hlsBufferReset",N.BUFFER_CODECS="hlsBufferCodecs",N.BUFFER_CREATED="hlsBufferCreated",N.BUFFER_APPENDING="hlsBufferAppending",N.BUFFER_APPENDED="hlsBufferAppended",N.BUFFER_EOS="hlsBufferEos",N.BUFFER_FLUSHING="hlsBufferFlushing",N.BUFFER_FLUSHED="hlsBufferFlushed",N.MANIFEST_LOADING="hlsManifestLoading",N.MANIFEST_LOADED="hlsManifestLoaded",N.MANIFEST_PARSED="hlsManifestParsed",N.LEVEL_SWITCHING="hlsLevelSwitching",N.LEVEL_SWITCHED="hlsLevelSwitched",N.LEVEL_LOADING="hlsLevelLoading",N.LEVEL_LOADED="hlsLevelLoaded",N.LEVEL_UPDATED="hlsLevelUpdated",N.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",N.LEVELS_UPDATED="hlsLevelsUpdated",N.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",N.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",N.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",N.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",N.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",N.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",N.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",N.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",N.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",N.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",N.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",N.CUES_PARSED="hlsCuesParsed",N.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",N.INIT_PTS_FOUND="hlsInitPtsFound",N.FRAG_LOADING="hlsFragLoading",N.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",N.FRAG_LOADED="hlsFragLoaded",N.FRAG_DECRYPTED="hlsFragDecrypted",N.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",N.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",N.FRAG_PARSING_METADATA="hlsFragParsingMetadata",N.FRAG_PARSED="hlsFragParsed",N.FRAG_BUFFERED="hlsFragBuffered",N.FRAG_CHANGED="hlsFragChanged",N.FPS_DROP="hlsFpsDrop",N.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",N.ERROR="hlsError",N.DESTROYING="hlsDestroying",N.KEY_LOADING="hlsKeyLoading",N.KEY_LOADED="hlsKeyLoaded",N.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",N.BACK_BUFFER_REACHED="hlsBackBufferReached"})(K||(K={}))},"./src/hls.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return E});var K=L("./node_modules/url-toolkit/src/url-toolkit.js"),N=L.n(K),O=L("./src/loader/playlist-loader.ts"),B=L("./src/loader/key-loader.ts"),k=L("./src/controller/id3-track-controller.ts"),R=L("./src/controller/latency-controller.ts"),S=L("./src/controller/level-controller.ts"),h=L("./src/controller/fragment-tracker.ts"),b=L("./src/controller/stream-controller.ts"),P=L("./src/is-supported.ts"),w=L("./src/utils/logger.ts"),g=L("./src/config.ts"),v=L("./node_modules/eventemitter3/index.js"),d=L.n(v),o=L("./src/events.ts"),l=L("./src/errors.ts");function u(f,A){for(var T=0;T<A.length;T++){var p=A[T];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(f,p.key,p)}}function C(f,A,T){return A&&u(f.prototype,A),T&&u(f,T),f}var E=function(){f.isSupported=function(){return Object(P.isSupported)()};function f(T){T===void 0&&(T={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new v.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 p=this.config=Object(g.mergeConfig)(f.DefaultConfig,T);this.userConfig=T,Object(w.enableLogs)(p.debug),this._autoLevelCapping=-1,p.progressive&&Object(g.enableStreamingMode)(p);var c=p.abrController,s=p.bufferController,a=p.capLevelController,x=p.fpsController,y=this.abrController=new c(this),m=this.bufferController=new s(this),D=this.capLevelController=new a(this),U=new x(this),F=new O.default(this),W=new B.default(this),M=new k.default(this),I=this.levelController=new S.default(this),H=new h.FragmentTracker(this),X=this.streamController=new b.default(this,H);D.setStreamController(X),U.setStreamController(X);var ee=[I,X];this.networkControllers=ee;var ae=[F,W,y,m,D,U,M,H];this.audioTrackController=this.createController(p.audioTrackController,null,ee),this.createController(p.audioStreamController,H,ee),this.subtitleTrackController=this.createController(p.subtitleTrackController,null,ee),this.createController(p.subtitleStreamController,H,ee),this.createController(p.timelineController,null,ae),this.emeController=this.createController(p.emeController,null,ae),this.cmcdController=this.createController(p.cmcdController,null,ae),this.latencyController=this.createController(R.default,null,ae),this.coreComponents=ae}var A=f.prototype;return A.createController=function(p,c,s){if(p){var a=c?new p(this,c):new p(this);return s&&s.push(a),a}return null},A.on=function(p,c,s){s===void 0&&(s=this),this._emitter.on(p,c,s)},A.once=function(p,c,s){s===void 0&&(s=this),this._emitter.once(p,c,s)},A.removeAllListeners=function(p){this._emitter.removeAllListeners(p)},A.off=function(p,c,s,a){s===void 0&&(s=this),this._emitter.off(p,c,s,a)},A.listeners=function(p){return this._emitter.listeners(p)},A.emit=function(p,c,s){return this._emitter.emit(p,c,s)},A.trigger=function(p,c){if(this.config.debug)return this.emit(p,p,c);try{return this.emit(p,p,c)}catch(s){w.logger.error("An internal error happened while handling event "+p+'. Error message: "'+s.message+'". Here is a stacktrace:',s),this.trigger(o.Events.ERROR,{type:l.ErrorTypes.OTHER_ERROR,details:l.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:p,error:s})}return!1},A.listenerCount=function(p){return this._emitter.listenerCount(p)},A.destroy=function(){w.logger.log("destroy"),this.trigger(o.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(p){return p.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(p){return p.destroy()}),this.coreComponents.length=0},A.attachMedia=function(p){w.logger.log("attachMedia"),this._media=p,this.trigger(o.Events.MEDIA_ATTACHING,{media:p})},A.detachMedia=function(){w.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},A.loadSource=function(p){this.stopLoad();var c=this.media,s=this.url,a=this.url=K.buildAbsoluteURL(self.location.href,p,{alwaysNormalize:!0});w.logger.log("loadSource:"+a),c&&s&&s!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:p})},A.startLoad=function(p){p===void 0&&(p=-1),w.logger.log("startLoad("+p+")"),this.networkControllers.forEach(function(c){c.startLoad(p)})},A.stopLoad=function(){w.logger.log("stopLoad"),this.networkControllers.forEach(function(p){p.stopLoad()})},A.swapAudioCodec=function(){w.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},A.recoverMediaError=function(){w.logger.log("recoverMediaError");var p=this._media;this.detachMedia(),p&&this.attachMedia(p)},A.removeLevel=function(p,c){c===void 0&&(c=0),this.levelController.removeLevel(p,c)},C(f,[{key:"levels",get:function(){var p=this.levelController.levels;return p||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(p){w.logger.log("set currentLevel:"+p),this.loadLevel=p,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(p){w.logger.log("set nextLevel:"+p),this.levelController.manualLevel=p,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(p){w.logger.log("set loadLevel:"+p),this.levelController.manualLevel=p}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(p){this.levelController.nextLoadLevel=p}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(p){w.logger.log("set firstLevel:"+p),this.levelController.firstLevel=p}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(p){w.logger.log("set startLevel:"+p),p!==-1&&(p=Math.max(p,this.minAutoLevel)),this.levelController.startLevel=p}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(p){var c=!!p;c!==this.config.capLevelToPlayerSize&&(c?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=c)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(p){this._autoLevelCapping!==p&&(w.logger.log("set autoLevelCapping:"+p),this._autoLevelCapping=p)}},{key:"bandwidthEstimate",get:function(){var p=this.abrController.bwEstimator;return p?p.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var p=this.levels,c=this.config.minAutoBitrate;if(!p)return 0;for(var s=p.length,a=0;a<s;a++)if(p[a].maxBitrate>c)return a;return 0}},{key:"maxAutoLevel",get:function(){var p=this.levels,c=this.autoLevelCapping,s;return c===-1&&p&&p.length?s=p.length-1:s=c,s}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(p){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,p)}},{key:"audioTracks",get:function(){var p=this.audioTrackController;return p?p.audioTracks:[]}},{key:"audioTrack",get:function(){var p=this.audioTrackController;return p?p.audioTrack:-1},set:function(p){var c=this.audioTrackController;c&&(c.audioTrack=p)}},{key:"subtitleTracks",get:function(){var p=this.subtitleTrackController;return p?p.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var p=this.subtitleTrackController;return p?p.subtitleTrack:-1},set:function(p){var c=this.subtitleTrackController;c&&(c.subtitleTrack=p)}},{key:"media",get:function(){return 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A=this.config,T=A.fLoader,p=A.loader;return new Promise(function(c,s){f.loader&&f.loader.destroy();var a=f.loader=u.loader=T?new T(A):new p(A),x=g(u,C),y={timeout:A.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:A.fragLoadingMaxRetryTimeout,highWaterMark:P};C.stats=a.stats,a.load(x,y,{onSuccess:function(D,U,F,W){f.resetLoader(u,a),f.updateStatsFromPart(u,C);var M={frag:u,part:C,payload:D.data,networkDetails:W};E(M),c(M)},onError:function(D,U,F){f.resetLoader(u,a),s(new v({type:N.ErrorTypes.NETWORK_ERROR,details:N.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:u,part:C,response:D,networkDetails:F}))},onAbort:function(D,U,F){u.stats.aborted=C.stats.aborted,f.resetLoader(u,a),s(new v({type:N.ErrorTypes.NETWORK_ERROR,details:N.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:u,part:C,networkDetails:F}))},onTimeout:function(D,U,F){f.resetLoader(u,a),s(new 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f=o.call(this,E)||this,f._decryptdata=null,f.rawProgramDateTime=null,f.programDateTime=null,f.tagList=[],f.duration=0,f.sn=0,f.levelkey=void 0,f.type=void 0,f.loader=null,f.level=-1,f.cc=0,f.startPTS=void 0,f.endPTS=void 0,f.appendedPTS=void 0,f.startDTS=void 0,f.endDTS=void 0,f.start=0,f.deltaPTS=void 0,f.maxStartPTS=void 0,f.minEndPTS=void 0,f.stats=new R.LoadStats,f.urlId=0,f.data=void 0,f.bitrateTest=!1,f.title=null,f.initSegment=null,f.type=C,f}var u=l.prototype;return u.createInitializationVector=function(E){for(var f=new Uint8Array(16),A=12;A<16;A++)f[A]=E>>8*(15-A)&255;return f},u.setDecryptDataFromLevelKey=function(E,f){var A=E;return(E==null?void 0:E.method)==="AES-128"&&E.uri&&!E.iv&&(A=k.LevelKey.fromURI(E.uri),A.method=E.method,A.iv=this.createInitializationVector(f),A.keyFormat="identity"),A},u.setElementaryStreamInfo=function(E,f,A,T,p,c){c===void 0&&(c=!1);var s=this.elementaryStreams,a=s[E];if(!a){s[E]={startPTS:f,endPTS:A,startDTS:T,endDTS:p,partial:c};return}a.startPTS=Math.min(a.startPTS,f),a.endPTS=Math.max(a.endPTS,A),a.startDTS=Math.min(a.startDTS,T),a.endDTS=Math.max(a.endDTS,p)},u.clearElementaryStreamInfo=function(){var E=this.elementaryStreams;E[w.AUDIO]=null,E[w.VIDEO]=null,E[w.AUDIOVIDEO]=null},P(l,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var E=this.sn;typeof E!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&B.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),E=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,E)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(K.isFiniteNumber)(this.programDateTime))return 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C=this.elementaryStreams;return!!(C.audio||C.video||C.audiovideo)}}]),l}(g)},"./src/loader/key-loader.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return B});var K=L("./src/events.ts"),N=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),B=function(){function k(S){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=S,this._registerListeners()}var R=k.prototype;return R._registerListeners=function(){this.hls.on(K.Events.KEY_LOADING,this.onKeyLoading,this)},R._unregisterListeners=function(){this.hls.off(K.Events.KEY_LOADING,this.onKeyLoading)},R.destroy=function(){this._unregisterListeners();for(var h in this.loaders){var b=this.loaders[h];b&&b.destroy()}this.loaders={}},R.onKeyLoading=function(h,b){var P=b.frag,w=P.type,g=this.loaders[w];if(!P.decryptdata){O.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var v=P.decryptdata.uri;if(v!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(g&&(O.logger.warn("abort previous key loader for type:"+w),g.abort()),!v){O.logger.warn("key uri is falsy");return}var o=d.loader,l=P.loader=this.loaders[w]=new o(d);this.decrypturl=v,this.decryptkey=null;var u={url:v,frag:P,responseType:"arraybuffer"},C={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},E={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};l.load(u,C,E)}else this.decryptkey&&(P.decryptdata.key=this.decryptkey,this.hls.trigger(K.Events.KEY_LOADED,{frag:P}))},R.loadsuccess=function(h,b,P){var w=P.frag;if(!w.decryptdata){O.logger.error("after key load, decryptdata unset");return}this.decryptkey=w.decryptdata.key=new Uint8Array(h.data),w.loader=null,delete this.loaders[w.type],this.hls.trigger(K.Events.KEY_LOADED,{frag:w})},R.loaderror=function(h,b){var P=b.frag,w=P.loader;w&&w.abort(),delete 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K=L("./src/polyfills/number.ts"),N=L("./node_modules/url-toolkit/src/url-toolkit.js"),O=L.n(N),B=L("./src/loader/fragment.ts"),k=L("./src/loader/level-details.ts"),R=L("./src/loader/level-key.ts"),S=L("./src/utils/attr-list.ts"),h=L("./src/utils/logger.ts"),b=L("./src/utils/codecs.ts"),P=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,w=/#EXT-X-MEDIA:(.*)/g,g=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),v=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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s=[],a={},x=!1;P.lastIndex=0;for(var y;(y=P.exec(p))!=null;)if(y[1]){var m=new S.AttrList(y[1]),D={attrs:m,bitrate:m.decimalInteger("AVERAGE-BANDWIDTH")||m.decimalInteger("BANDWIDTH"),name:m.NAME,url:A.resolve(y[2],c)},U=m.decimalResolution("RESOLUTION");U&&(D.width=U.width,D.height=U.height),u((m.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),D),D.videoCodec&&D.videoCodec.indexOf("avc1")!==-1&&(D.videoCodec=A.convertAVC1ToAVCOTI(D.videoCodec)),s.push(D)}else if(y[3]){var F=new S.AttrList(y[3]);F["DATA-ID"]&&(x=!0,a[F["DATA-ID"]]=F)}return{levels:s,sessionData:x?a:null}},A.parseMasterPlaylistMedia=function(p,c,s,a){a===void 0&&(a=[]);var x,y=[],m=0;for(w.lastIndex=0;(x=w.exec(p))!==null;){var D=new S.AttrList(x[1]);if(D.TYPE===s){var U={attrs:D,bitrate:0,id:m++,groupId:D["GROUP-ID"],instreamId:D["INSTREAM-ID"],name:D.NAME||D.LANGUAGE||"",type:s,default:D.bool("DEFAULT"),autoselect:D.bool("AUTOSELECT"),forced:D.bool("FORCED"),lang:D.LANGUAGE,url:D.URI?A.resolve(D.URI,c):""};if(a.length){var F=A.findGroup(a,U.groupId)||a[0];C(U,F,"audioCodec"),C(U,F,"textCodec")}y.push(U)}}return y},A.parseLevelPlaylist=function(p,c,s,a,x){var y=new k.LevelDetails(c),m=y.fragments,D=null,U=0,F=0,W=0,M=0,I=null,H=new B.Fragment(a,c),X,ee,ae,be=-1,pe=!1;for(g.lastIndex=0,y.m3u8=p;(X=g.exec(p))!==null;){pe&&(pe=!1,H=new B.Fragment(a,c),H.start=W,H.sn=U,H.cc=M,H.level=s,D&&(H.initSegment=D,H.rawProgramDateTime=D.rawProgramDateTime));var ue=X[1];if(ue){H.duration=parseFloat(ue);var se=(" "+X[2]).slice(1);H.title=se||null,H.tagList.push(se?["INF",ue,se]:["INF",ue])}else if(X[3])Object(K.isFiniteNumber)(H.duration)&&(H.start=W,ae&&(H.levelkey=ae),H.sn=U,H.level=s,H.cc=M,H.urlId=x,m.push(H),H.relurl=(" "+X[3]).slice(1),f(H,I),I=H,W+=H.duration,U++,F=0,pe=!0);else if(X[4]){var fe=(" "+X[4]).slice(1);I?H.setByteRange(fe,I):H.setByteRange(fe)}else if(X[5])H.rawProgramDateTime=(" "+X[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),be===-1&&(be=m.length);else{if(X=X[0].match(v),!X){h.logger.warn("No matches on slow regex match for level playlist!");continue}for(ee=1;ee<X.length&&!(typeof X[ee]!="undefined");ee++);var ne=(" "+X[ee]).slice(1),me=(" "+X[ee+1]).slice(1),Q=X[ee+2]?(" "+X[ee+2]).slice(1):"";switch(ne){case"PLAYLIST-TYPE":y.type=me.toUpperCase();break;case"MEDIA-SEQUENCE":U=y.startSN=parseInt(me);break;case"SKIP":{var ie=new S.AttrList(me),te=ie.decimalInteger("SKIPPED-SEGMENTS");if(Object(K.isFiniteNumber)(te)){y.skippedSegments=te;for(var Ee=te;Ee--;)m.unshift(null);U+=te}var _e=ie.enumeratedString("RECENTLY-REMOVED-DATERANGES");_e&&(y.recentlyRemovedDateranges=_e.split("	"));break}case"TARGETDURATION":y.targetduration=parseFloat(me);break;case"VERSION":y.version=parseInt(me);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(me||Q)&&H.tagList.push(Q?[me,Q]:[me]);break;case"DIS":M++;case"GAP":H.tagList.push([ne]);break;case"BITRATE":H.tagList.push([ne,me]);break;case"DISCONTINUITY-SEQ":M=parseInt(me);break;case"KEY":{var ye,ve=new S.AttrList(me),Te=ve.enumeratedString("METHOD"),De=ve.URI,Re=ve.hexadecimalInteger("IV"),Ce=ve.enumeratedString("KEYFORMATVERSIONS"),Le=ve.enumeratedString("KEYID"),ze=(ye=ve.enumeratedString("KEYFORMAT"))!=null?ye:"identity",Ve=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ve.indexOf(ze)>-1){h.logger.warn("Keyformat "+ze+" is not supported from the manifest");continue}else if(ze!=="identity")continue;Te&&(ae=R.LevelKey.fromURL(c,De),De&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Te)>=0&&(ae.method=Te,ae.keyFormat=ze,Le&&(ae.keyID=Le),Ce&&(ae.keyFormatVersions=Ce),ae.iv=Re));break}case"START":{var Be=new S.AttrList(me),je=Be.decimalFloatingPoint("TIME-OFFSET");Object(K.isFiniteNumber)(je)&&(y.startTimeOffset=je);break}case"MAP":{var qe=new S.AttrList(me);H.relurl=qe.URI,qe.BYTERANGE&&H.setByteRange(qe.BYTERANGE),H.level=s,H.sn="initSegment",ae&&(H.levelkey=ae),H.initSegment=null,D=H,pe=!0;break}case"SERVER-CONTROL":{var Xe=new S.AttrList(me);y.canBlockReload=Xe.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=Xe.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&Xe.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=Xe.optionalFloat("PART-HOLD-BACK",0),y.holdBack=Xe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Qe=new S.AttrList(me);y.partTarget=Qe.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ae=y.partList;Ae||(Ae=y.partList=[]);var tt=F>0?Ae[Ae.length-1]:void 0,Je=F++,Oe=new B.Part(new S.AttrList(me),H,c,Je,tt);Ae.push(Oe),H.duration+=Oe.duration;break}case"PRELOAD-HINT":{var Ue=new S.AttrList(me);y.preloadHint=Ue;break}case"RENDITION-REPORT":{var ge=new S.AttrList(me);y.renditionReports=y.renditionReports||[],y.renditionReports.push(ge);break}default:h.logger.warn("line parsed but not handled: "+X);break}}}I&&!I.relurl?(m.pop(),W-=I.duration,y.partList&&(y.fragmentHint=I)):y.partList&&(f(H,I),H.cc=M,y.fragmentHint=H);var ce=m.length,he=m[0],Y=m[ce-1];if(W+=y.skippedSegments*y.targetduration,W>0&&ce&&Y){y.averagetargetduration=W/ce;var Z=Y.sn;y.endSN=Z!=="initSegment"?Z:0,he&&(y.startCC=he.cc,he.initSegment||y.fragments.every(function(re){return re.relurl&&o(re.relurl)})&&(h.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,c),H.relurl=Y.relurl,H.level=s,H.sn="initSegment",he.initSegment=H,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(W+=y.fragmentHint.duration),y.totalduration=W,y.endCC=M,be>0&&E(m,be),y},A}();function u(A,T){["video","audio","text"].forEach(function(p){var c=A.filter(function(a){return Object(b.isCodecType)(a,p)});if(c.length){var s=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});T[p+"Codec"]=s.length>0?s[0]:c[0],A=A.filter(function(a){return c.indexOf(a)===-1})}}),T.unknownCodecs=A}function C(A,T,p){var c=T[p];c&&(A[p]=c)}function E(A,T){for(var p=A[T],c=T;c--;){var s=A[c];if(!s)return;s.programDateTime=p.programDateTime-s.duration*1e3,p=s}}function f(A,T){A.rawProgramDateTime?A.programDateTime=Date.parse(A.rawProgramDateTime):T!=null&&T.programDateTime&&(A.programDateTime=T.endProgramDateTime),Object(K.isFiniteNumber)(A.programDateTime)||(A.programDateTime=null,A.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/polyfills/number.ts"),N=L("./src/events.ts"),O=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),k=L("./src/utils/mp4-tools.ts"),R=L("./src/loader/m3u8-parser.ts"),S=L("./src/types/loader.ts"),h=L("./src/utils/attr-list.ts");function b(g){var v=g.type;switch(v){case S.PlaylistContextType.AUDIO_TRACK:return S.PlaylistLevelType.AUDIO;case S.PlaylistContextType.SUBTITLE_TRACK:return S.PlaylistLevelType.SUBTITLE;default:return S.PlaylistLevelType.MAIN}}function P(g,v){var d=g.url;return(d===void 0||d.indexOf("data:")===0)&&(d=v.url),d}var w=function(){function g(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var v=g.prototype;return v.registerListeners=function(){var o=this.hls;o.on(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(N.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(N.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(N.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.unregisterListeners=function(){var o=this.hls;o.off(N.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(N.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(N.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(N.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.createInternalLoader=function(o){var l=this.hls.config,u=l.pLoader,C=l.loader,E=u||C,f=new E(l);return o.loader=f,this.loaders[o.type]=f,f},v.getInternalLoader=function(o){return this.loaders[o.type]},v.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},v.destroyInternalLoaders=function(){for(var o in this.loaders){var l=this.loaders[o];l&&l.destroy(),this.resetInternalLoader(o)}},v.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},v.onManifestLoading=function(o,l){var u=l.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:S.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},v.onLevelLoading=function(o,l){var u=l.id,C=l.level,E=l.url,f=l.deliveryDirectives;this.load({id:u,groupId:null,level:C,responseType:"text",type:S.PlaylistContextType.LEVEL,url:E,deliveryDirectives:f})},v.onAudioTrackLoading=function(o,l){var u=l.id,C=l.groupId,E=l.url,f=l.deliveryDirectives;this.load({id:u,groupId:C,level:null,responseType:"text",type:S.PlaylistContextType.AUDIO_TRACK,url:E,deliveryDirectives:f})},v.onSubtitleTrackLoading=function(o,l){var u=l.id,C=l.groupId,E=l.url,f=l.deliveryDirectives;this.load({id:u,groupId:C,level:null,responseType:"text",type:S.PlaylistContextType.SUBTITLE_TRACK,url:E,deliveryDirectives:f})},v.load=function(o){var l,u=this.hls.config,C=this.getInternalLoader(o);if(C){var E=C.context;if(E&&E.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),C.abort()}var f,A,T,p;switch(o.type){case S.PlaylistContextType.MANIFEST:f=u.manifestLoadingMaxRetry,A=u.manifestLoadingTimeOut,T=u.manifestLoadingRetryDelay,p=u.manifestLoadingMaxRetryTimeout;break;case S.PlaylistContextType.LEVEL:case S.PlaylistContextType.AUDIO_TRACK:case S.PlaylistContextType.SUBTITLE_TRACK:f=0,A=u.levelLoadingTimeOut;break;default:f=u.levelLoadingMaxRetry,A=u.levelLoadingTimeOut,T=u.levelLoadingRetryDelay,p=u.levelLoadingMaxRetryTimeout;break}if(C=this.createInternalLoader(o),(l=o.deliveryDirectives)!==null&&l!==void 0&&l.part){var c;if(o.type===S.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===S.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===S.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var s=c.partTarget,a=c.targetduration;s&&a&&(A=Math.min(Math.max(s*3,a*.8)*1e3,A))}}var x={timeout:A,maxRetry:f,retryDelay:T,maxRetryDelay:p,highWaterMark:0},y={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};C.load(o,x,y)},v.loadsuccess=function(o,l,u,C){if(C===void 0&&(C=null),u.isSidxRequest){this.handleSidxRequest(o,u),this.handlePlaylistLoaded(o,l,u,C);return}this.resetInternalLoader(u.type);var E=o.data;if(E.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,u,"no EXTM3U delimiter",C);return}l.parsing.start=performance.now(),E.indexOf("#EXTINF:")>0||E.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,l,u,C):this.handleMasterPlaylist(o,l,u,C)},v.loaderror=function(o,l,u){u===void 0&&(u=null),this.handleNetworkError(l,u,!1,o)},v.loadtimeout=function(o,l,u){u===void 0&&(u=null),this.handleNetworkError(l,u,!0)},v.handleMasterPlaylist=function(o,l,u,C){var E=this.hls,f=o.data,A=P(o,u),T=R.default.parseMasterPlaylist(f,A),p=T.levels,c=T.sessionData;if(!p.length){this.handleManifestParsingError(o,u,"no level found in manifest",C);return}var s=p.map(function(U){return{id:U.attrs.AUDIO,audioCodec:U.audioCodec}}),a=p.map(function(U){return{id:U.attrs.SUBTITLES,textCodec:U.textCodec}}),x=R.default.parseMasterPlaylistMedia(f,A,"AUDIO",s),y=R.default.parseMasterPlaylistMedia(f,A,"SUBTITLES",a),m=R.default.parseMasterPlaylistMedia(f,A,"CLOSED-CAPTIONS");if(x.length){var D=x.some(function(U){return!U.url});!D&&p[0].audioCodec&&!p[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),x.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new h.AttrList({}),bitrate:0,url:""}))}E.trigger(N.Events.MANIFEST_LOADED,{levels:p,audioTracks:x,subtitles:y,captions:m,url:A,stats:l,networkDetails:C,sessionData:c})},v.handleTrackOrLevelPlaylist=function(o,l,u,C){var E=this.hls,f=u.id,A=u.level,T=u.type,p=P(o,u),c=Object(K.isFiniteNumber)(f)?f:0,s=Object(K.isFiniteNumber)(A)?A:c,a=b(u),x=R.default.parseLevelPlaylist(o.data,p,s,a,c);if(!x.fragments.length){E.trigger(N.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:p,reason:"no fragments found in level",level:typeof u.level=="number"?u.level:void 0});return}if(T===S.PlaylistContextType.MANIFEST){var y={attrs:new h.AttrList({}),bitrate:0,details:x,name:"",url:p};E.trigger(N.Events.MANIFEST_LOADED,{levels:[y],audioTracks:[],url:p,stats:l,networkDetails:C,sessionData:null})}if(l.parsing.end=performance.now(),x.needSidxRanges){var m,D=(m=x.fragments[0].initSegment)===null||m===void 0?void 0:m.url;this.load({url:D,isSidxRequest:!0,type:T,level:A,levelDetails:x,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}u.levelDetails=x,this.handlePlaylistLoaded(o,l,u,C)},v.handleSidxRequest=function(o,l){var u=Object(k.parseSegmentIndex)(new Uint8Array(o.data));if(!u)return;var C=u.references,E=l.levelDetails;C.forEach(function(f,A){var T=f.info,p=E.fragments[A];p.byteRange.length===0&&p.setByteRange(String(1+T.end-T.start)+"@"+String(T.start)),p.initSegment&&p.initSegment.setByteRange(String(u.moovEndOffset)+"@0")})},v.handleManifestParsingError=function(o,l,u,C){this.hls.trigger(N.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:l.type===S.PlaylistContextType.MANIFEST,url:o.url,reason:u,response:o,context:l,networkDetails:C})},v.handleNetworkError=function(o,l,u,C){u===void 0&&(u=!1),B.logger.warn("[playlist-loader]: A network "+(u?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var E=O.ErrorDetails.UNKNOWN,f=!1,A=this.getInternalLoader(o);switch(o.type){case S.PlaylistContextType.MANIFEST:E=u?O.ErrorDetails.MANIFEST_LOAD_TIMEOUT:O.ErrorDetails.MANIFEST_LOAD_ERROR,f=!0;break;case S.PlaylistContextType.LEVEL:E=u?O.ErrorDetails.LEVEL_LOAD_TIMEOUT:O.ErrorDetails.LEVEL_LOAD_ERROR,f=!1;break;case S.PlaylistContextType.AUDIO_TRACK:E=u?O.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:O.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,f=!1;break;case S.PlaylistContextType.SUBTITLE_TRACK:E=u?O.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:O.ErrorDetails.SUBTITLE_LOAD_ERROR,f=!1;break}A&&this.resetInternalLoader(o.type);var T={type:O.ErrorTypes.NETWORK_ERROR,details:E,fatal:f,url:o.url,loader:A,context:o,networkDetails:l};C&&(T.response=C),this.hls.trigger(N.Events.ERROR,T)},v.handlePlaylistLoaded=function(o,l,u,C){var E=u.type,f=u.level,A=u.id,T=u.groupId,p=u.loader,c=u.levelDetails,s=u.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,u,"invalid target duration",C);return}if(!p)return;c.live&&(p.getCacheAge&&(c.ageHeader=p.getCacheAge()||0),(!p.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(E){case S.PlaylistContextType.MANIFEST:case S.PlaylistContextType.LEVEL:this.hls.trigger(N.Events.LEVEL_LOADED,{details:c,level:f||0,id:A||0,stats:l,networkDetails:C,deliveryDirectives:s});break;case S.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(N.Events.AUDIO_TRACK_LOADED,{details:c,id:A||0,groupId:T||"",stats:l,networkDetails:C,deliveryDirectives:s});break;case S.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(N.Events.SUBTITLE_TRACK_LOADED,{details:c,id:A||0,groupId:T||"",stats:l,networkDetails:C,deliveryDirectives:s});break}},g}();z.default=w},"./src/polyfills/number.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"isFiniteNumber",function(){return K}),L.d(z,"MAX_SAFE_INTEGER",function(){return N});var K=Number.isFinite||function(O){return typeof O=="number"&&isFinite(O)},N=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(q,z,L){"use strict";L.r(z);var K=function(){function N(){}return N.getSilentFrame=function(B,k){switch(B){case"mp4a.40.2":if(k===1)return new Uint8Array([0,200,0,128,35,128]);if(k===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(k===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(k===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(k===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(k===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(k===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(k===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(k===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},N}();z.default=K},"./src/remux/mp4-generator.ts":function(q,z,L){"use strict";L.r(z);var K=Math.pow(2,32)-1,N=function(){function O(){}return O.init=function(){O.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var k;for(k in O.types)O.types.hasOwnProperty(k)&&(O.types[k]=[k.charCodeAt(0),k.charCodeAt(1),k.charCodeAt(2),k.charCodeAt(3)]);var R=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),S=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);O.HDLR_TYPES={video:R,audio:S};var h=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),b=new Uint8Array([0,0,0,0,0,0,0,0]);O.STTS=O.STSC=O.STCO=b,O.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),O.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),O.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),O.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var P=new Uint8Array([105,115,111,109]),w=new Uint8Array([97,118,99,49]),g=new Uint8Array([0,0,0,1]);O.FTYP=O.box(O.types.ftyp,P,g,P,w),O.DINF=O.box(O.types.dinf,O.box(O.types.dref,h))},O.box=function(k){for(var R=8,S=arguments.length,h=new Array(S>1?S-1:0),b=1;b<S;b++)h[b-1]=arguments[b];for(var P=h.length,w=P;P--;)R+=h[P].byteLength;var g=new Uint8Array(R);for(g[0]=R>>24&255,g[1]=R>>16&255,g[2]=R>>8&255,g[3]=R&255,g.set(k,4),P=0,R=8;P<w;P++)g.set(h[P],R),R+=h[P].byteLength;return g},O.hdlr=function(k){return O.box(O.types.hdlr,O.HDLR_TYPES[k])},O.mdat=function(k){return O.box(O.types.mdat,k)},O.mdhd=function(k,R){R*=k;var S=Math.floor(R/(K+1)),h=Math.floor(R%(K+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,k>>24&255,k>>16&255,k>>8&255,k&255,S>>24,S>>16&255,S>>8&255,S&255,h>>24,h>>16&255,h>>8&255,h&255,85,196,0,0]))},O.mdia=function(k){return O.box(O.types.mdia,O.mdhd(k.timescale,k.duration),O.hdlr(k.type),O.minf(k))},O.mfhd=function(k){return O.box(O.types.mfhd,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255]))},O.minf=function(k){return k.type==="audio"?O.box(O.types.minf,O.box(O.types.smhd,O.SMHD),O.DINF,O.stbl(k)):O.box(O.types.minf,O.box(O.types.vmhd,O.VMHD),O.DINF,O.stbl(k))},O.moof=function(k,R,S){return O.box(O.types.moof,O.mfhd(k),O.traf(S,R))},O.moov=function(k){for(var R=k.length,S=[];R--;)S[R]=O.trak(k[R]);return O.box.apply(null,[O.types.moov,O.mvhd(k[0].timescale,k[0].duration)].concat(S).concat(O.mvex(k)))},O.mvex=function(k){for(var R=k.length,S=[];R--;)S[R]=O.trex(k[R]);return O.box.apply(null,[O.types.mvex].concat(S))},O.mvhd=function(k,R){R*=k;var S=Math.floor(R/(K+1)),h=Math.floor(R%(K+1)),b=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,S>>24,S>>16&255,S>>8&255,S&255,h>>24,h>>16&255,h>>8&255,h&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,b)},O.sdtp=function(k){var R=k.samples||[],S=new Uint8Array(4+R.length),h,b;for(h=0;h<R.length;h++)b=R[h].flags,S[h+4]=b.dependsOn<<4|b.isDependedOn<<2|b.hasRedundancy;return O.box(O.types.sdtp,S)},O.stbl=function(k){return O.box(O.types.stbl,O.stsd(k),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(k){var R=[],S=[],h,b,P;for(h=0;h<k.sps.length;h++)b=k.sps[h],P=b.byteLength,R.push(P>>>8&255),R.push(P&255),R=R.concat(Array.prototype.slice.call(b));for(h=0;h<k.pps.length;h++)b=k.pps[h],P=b.byteLength,S.push(P>>>8&255),S.push(P&255),S=S.concat(Array.prototype.slice.call(b));var w=O.box(O.types.avcC,new Uint8Array([1,R[3],R[4],R[5],252|3,224|k.sps.length].concat(R).concat([k.pps.length]).concat(S))),g=k.width,v=k.height,d=k.pixelRatio[0],o=k.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,g>>8&255,g&255,v>>8&255,v&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),w,O.box(O.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),O.box(O.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},O.esds=function(k){var R=k.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(k.config).concat([6,1,2]))},O.mp4a=function(k){var R=k.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,k.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]),O.box(O.types.esds,O.esds(k)))},O.mp3=function(k){var R=k.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,k.channelCount,0,16,0,0,0,0,R>>8&255,R&255,0,0]))},O.stsd=function(k){return k.type==="audio"?!k.isAAC&&k.codec==="mp3"?O.box(O.types.stsd,O.STSD,O.mp3(k)):O.box(O.types.stsd,O.STSD,O.mp4a(k)):O.box(O.types.stsd,O.STSD,O.avc1(k))},O.tkhd=function(k){var R=k.id,S=k.duration*k.timescale,h=k.width,b=k.height,P=Math.floor(S/(K+1)),w=Math.floor(S%(K+1));return O.box(O.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,0,0,0,0,P>>24,P>>16&255,P>>8&255,P&255,w>>24,w>>16&255,w>>8&255,w&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,h>>8&255,h&255,0,0,b>>8&255,b&255,0,0]))},O.traf=function(k,R){var S=O.sdtp(k),h=k.id,b=Math.floor(R/(K+1)),P=Math.floor(R%(K+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,h>>24,h>>16&255,h>>8&255,h&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,b>>24,b>>16&255,b>>8&255,b&255,P>>24,P>>16&255,P>>8&255,P&255])),O.trun(k,S.length+16+20+8+16+8+8),S)},O.trak=function(k){return k.duration=k.duration||4294967295,O.box(O.types.trak,O.tkhd(k),O.mdia(k))},O.trex=function(k){var R=k.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(k,R){var S=k.samples||[],h=S.length,b=12+16*h,P=new Uint8Array(b),w,g,v,d,o,l;for(R+=8+b,P.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,h&255,R>>>24&255,R>>>16&255,R>>>8&255,R&255],0),w=0;w<h;w++)g=S[w],v=g.duration,d=g.size,o=g.flags,l=g.cts,P.set([v>>>24&255,v>>>16&255,v>>>8&255,v&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,l>>>24&255,l>>>16&255,l>>>8&255,l&255],12+16*w);return O.box(O.types.trun,P)},O.initSegment=function(k){O.types||O.init();var R=O.moov(k),S=new Uint8Array(O.FTYP.byteLength+R.byteLength);return S.set(O.FTYP),S.set(R,O.FTYP.byteLength),S},O}();N.types=void 0,N.HDLR_TYPES=void 0,N.STTS=void 0,N.STSC=void 0,N.STCO=void 0,N.STSZ=void 0,N.VMHD=void 0,N.SMHD=void 0,N.STSD=void 0,N.FTYP=void 0,N.DINF=void 0,z.default=N},"./src/remux/mp4-remuxer.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"default",function(){return l}),L.d(z,"normalizePts",function(){return u});var K=L("./src/polyfills/number.ts"),N=L("./src/remux/aac-helper.ts"),O=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),k=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),S=L("./src/types/loader.ts"),h=L("./src/utils/timescale-conversion.ts");function b(){return b=Object.assign||function(A){for(var T=1;T<arguments.length;T++){var p=arguments[T];for(var c in p)Object.prototype.hasOwnProperty.call(p,c)&&(A[c]=p[c])}return A},b.apply(this,arguments)}var P=10*1e3,w=1024,g=1152,v=null,d=null,o=!1,l=function(){function A(p,c,s,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=p,this.config=c,this.typeSupported=s,this.ISGenerated=!1,v===null){var x=navigator.userAgent||"",y=x.match(/Chrome\/(\d+)/i);v=y?parseInt(y[1]):0}if(d===null){var m=navigator.userAgent.match(/Safari\/(\d+)/i);d=m?parseInt(m[1]):0}o=!!v&&v<75||!!d&&d<600}var T=A.prototype;return T.destroy=function(){},T.resetTimeStamp=function(c){R.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},T.resetNextTimestamp=function(){R.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},T.resetInitSegment=function(){R.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},T.getVideoStartPts=function(c){var s=!1,a=c.reduce(function(x,y){var m=y.pts-x;return m<-4294967296?(s=!0,u(x,y.pts)):m>0?x:y.pts},c[0].pts);return s&&R.logger.debug("PTS rollover detected"),a},T.remux=function(c,s,a,x,y,m,D,U){var F,W,M,I,H,X,ee=y,ae=y,be=c.pid>-1,pe=s.pid>-1,ue=s.samples.length,se=c.samples.length>0,fe=ue>1,ne=(!be||se)&&(!pe||fe)||this.ISGenerated||D;if(ne){this.ISGenerated||(M=this.generateIS(c,s,y));var me=this.isVideoContiguous,Q=-1;if(fe&&(Q=C(s.samples),!me&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,Q>0){R.logger.warn("[mp4-remuxer]: Dropped "+Q+" out of "+ue+" video samples due to a missing keyframe");var ie=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(Q),s.dropped+=Q,ae+=(s.samples[0].pts-ie)/(s.timescale||9e4)}else Q===-1&&(R.logger.warn("[mp4-remuxer]: No keyframe found out of "+ue+" video samples"),X=!1);if(this.ISGenerated){if(se&&fe){var te=this.getVideoStartPts(s.samples),Ee=u(c.samples[0].pts,te)-te,_e=Ee/s.inputTimeScale;ee+=Math.max(0,_e),ae+=Math.max(0,-_e)}if(se){if(c.samplerate||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),M=this.generateIS(c,s,y)),W=this.remuxAudio(c,ee,this.isAudioContiguous,m,pe||fe||U===S.PlaylistLevelType.AUDIO?ae:void 0),fe){var ye=W?W.endPTS-W.startPTS:0;s.inputTimeScale||(R.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),M=this.generateIS(c,s,y)),F=this.remuxVideo(s,ae,me,ye)}}else fe&&(F=this.remuxVideo(s,ae,me,0));F&&(F.firstKeyFrame=Q,F.independent=Q!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,y)),x.samples.length&&(I=this.remuxText(x,y))),{audio:W,video:F,initSegment:M,independent:X,text:I,id3:H}},T.generateIS=function(c,s,a){var x=c.samples,y=s.samples,m=this.typeSupported,D={},U=!Object(K.isFiniteNumber)(this._initPTS),F="audio/mp4",W,M,I;if(U&&(W=M=Infinity),c.config&&x.length&&(c.timescale=c.samplerate,c.isAAC||(m.mpeg?(F="audio/mpeg",c.codec=""):m.mp3&&(c.codec="mp3")),D.audio={id:"audio",container:F,codec:c.codec,initSegment:!c.isAAC&&m.mpeg?new Uint8Array(0):O.default.initSegment([c]),metadata:{channelCount:c.channelCount}},U&&(I=c.inputTimeScale,W=M=x[0].pts-Math.round(I*a))),s.sps&&s.pps&&y.length&&(s.timescale=s.inputTimeScale,D.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:O.default.initSegment([s]),metadata:{width:s.width,height:s.height}},U)){I=s.inputTimeScale;var H=this.getVideoStartPts(y),X=Math.round(I*a);M=Math.min(M,u(y[0].dts,H)-X),W=Math.min(W,H-X)}if(Object.keys(D).length)return this.ISGenerated=!0,U&&(this._initPTS=W,this._initDTS=M),{tracks:D,initPTS:W,timescale:I}},T.remuxVideo=function(c,s,a,x){var y=c.inputTimeScale,m=c.samples,D=[],U=m.length,F=this._initPTS,W=this.nextAvcDts,M=8,I,H,X,ee=Number.POSITIVE_INFINITY,ae=Number.NEGATIVE_INFINITY,be=0,pe=!1;if(!a||W===null){var ue=s*y,se=m[0].pts-u(m[0].dts,m[0].pts);W=ue-se}for(var fe=0;fe<U;fe++){var ne=m[fe];if(ne.pts=u(ne.pts-F,W),ne.dts=u(ne.dts-F,W),ne.dts>ne.pts){var me=9e4*.2;be=Math.max(Math.min(be,ne.pts-ne.dts),-1*me)}ne.dts<m[fe>0?fe-1:fe].dts&&(pe=!0)}pe&&m.sort(function(ct,at){var rt=ct.dts-at.dts,xt=ct.pts-at.pts;return rt||xt}),H=m[0].dts,X=m[m.length-1].dts;var Q=Math.round((X-H)/(U-1));if(be<0){if(be<Q*-2){R.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(h.toMsFromMpegTsClock)(-Q,!0)+" ms");for(var ie=be,te=0;te<U;te++)m[te].dts=ie=Math.max(ie,m[te].pts-Q),m[te].pts=Math.max(ie,m[te].pts)}else{R.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(h.toMsFromMpegTsClock)(be,!0)+" ms to overcome this issue");for(var Ee=0;Ee<U;Ee++)m[Ee].dts=m[Ee].dts+be}H=m[0].dts}if(a){var _e=H-W,ye=_e>Q,ve=_e<-1;if(ye||ve){ye?R.logger.warn("AVC: "+Object(h.toMsFromMpegTsClock)(_e,!0)+" ms ("+_e+"dts) hole between fragments detected, filling it"):R.logger.warn("AVC: "+Object(h.toMsFromMpegTsClock)(-_e,!0)+" ms ("+_e+"dts) overlapping between fragments detected"),H=W;var Te=m[0].pts-_e;m[0].dts=H,m[0].pts=Te,R.logger.log("Video: First PTS/DTS adjusted: "+Object(h.toMsFromMpegTsClock)(Te,!0)+"/"+Object(h.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(h.toMsFromMpegTsClock)(_e,!0)+" ms")}}o&&(H=Math.max(0,H));for(var De=0,Re=0,Ce=0;Ce<U;Ce++){for(var Le=m[Ce],ze=Le.units,Ve=ze.length,Be=0,je=0;je<Ve;je++)Be+=ze[je].data.length;Re+=Be,De+=Ve,Le.length=Be,Le.dts=Math.max(Le.dts,H),Le.pts=Math.max(Le.pts,Le.dts,0),ee=Math.min(Le.pts,ee),ae=Math.max(Le.pts,ae)}X=m[U-1].dts;var qe=Re+4*De+8,Xe;try{Xe=new Uint8Array(qe)}catch(ct){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:qe,reason:"fail allocating video mdat "+qe});return}var Qe=new DataView(Xe.buffer);Qe.setUint32(0,qe),Xe.set(O.default.types.mdat,4);for(var Ae=0;Ae<U;Ae++){for(var tt=m[Ae],Je=tt.units,Oe=0,Ue=0,ge=Je.length;Ue<ge;Ue++){var ce=Je[Ue],he=ce.data,Y=ce.data.byteLength;Qe.setUint32(M,Y),M+=4,Xe.set(he,M),M+=Y,Oe+=4+Y}if(Ae<U-1)I=m[Ae+1].dts-tt.dts;else{var Z=this.config,re=tt.dts-m[Ae>0?Ae-1:Ae].dts;if(Z.stretchShortVideoTrack&&this.nextAudioPts!==null){var le=Math.floor(Z.maxBufferHole*y),Se=(x?ee+x*y:this.nextAudioPts)-tt.pts;Se>le?(I=Se-re,I<0&&(I=re),R.logger.log("[mp4-remuxer]: It is approximately "+Se/90+" ms to the next segment; using duration "+I/90+" ms for the last video frame.")):I=re}else I=re}var Pe=Math.round(tt.pts-tt.dts);D.push(new E(tt.key,I,Oe,Pe))}if(D.length&&v&&v<70){var ke=D[0].flags;ke.dependsOn=2,ke.isNonSync=0}console.assert(I!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+I,this.isVideoContiguous=!0;var Ge=O.default.moof(c.sequenceNumber++,H,b({},c,{samples:D})),it="video",Me={data1:Ge,data2:Xe,startPTS:ee/y,endPTS:(ae+I)/y,startDTS:H/y,endDTS:W/y,type:it,hasAudio:!1,hasVideo:!0,nb:D.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Xe.length,"MDAT length must not be zero"),Me},T.remuxAudio=function(c,s,a,x,y){var m=c.inputTimeScale,D=c.samplerate?c.samplerate:m,U=m/D,F=c.isAAC?w:g,W=F*U,M=this._initPTS,I=!c.isAAC&&this.typeSupported.mpeg,H=[],X=c.samples,ee=I?0:8,ae=this.nextAudioPts||-1,be=s*m;if(this.isAudioContiguous=a=a||X.length&&ae>0&&(x&&Math.abs(be-ae)<9e3||Math.abs(u(X[0].pts-M,be)-ae)<20*W),X.forEach(function(he){he.pts=u(he.pts-M,be)}),!a||ae<0){if(X=X.filter(function(he){return he.pts>=0}),!X.length)return;y===0?ae=0:x?ae=Math.max(0,be):ae=X[0].pts}if(c.isAAC)for(var pe=y!==void 0,ue=this.config.maxAudioFramesDrift,se=0,fe=ae;se<X.length;se++){var ne=X[se],me=ne.pts,Q=me-fe,ie=Math.abs(1e3*Q/m);if(Q<=-ue*W&&pe)se===0&&(R.logger.warn("Audio frame @ "+(me/m).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Q/m)+" ms."),this.nextAudioPts=ae=fe=me);else if(Q>=ue*W&&ie<P&&pe){var te=Math.round(Q/W);fe=me-te*W,fe<0&&(te--,fe+=W),se===0&&(this.nextAudioPts=ae=fe),R.logger.warn("[mp4-remuxer]: Injecting "+te+" audio frame @ "+(fe/m).toFixed(3)+"s due to "+Math.round(1e3*Q/m)+" ms gap.");for(var Ee=0;Ee<te;Ee++){var _e=Math.max(fe,0),ye=N.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);ye||(R.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=ne.unit.subarray()),X.splice(se,0,{unit:ye,pts:_e}),fe+=W,se++}}ne.pts=fe,fe+=W}for(var ve=null,Te=null,De,Re=0,Ce=X.length;Ce--;)Re+=X[Ce].unit.byteLength;for(var Le=0,ze=X.length;Le<ze;Le++){var Ve=X[Le],Be=Ve.unit,je=Ve.pts;if(Te!==null){var qe=H[Le-1];qe.duration=Math.round((je-Te)/U)}else if(a&&c.isAAC&&(je=ae),ve=je,Re>0){Re+=ee;try{De=new Uint8Array(Re)}catch(he){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:k.ErrorTypes.MUX_ERROR,details:k.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Re,reason:"fail allocating audio mdat "+Re});return}if(!I){var Xe=new DataView(De.buffer);Xe.setUint32(0,Re),De.set(O.default.types.mdat,4)}}else return;De.set(Be,ee);var Qe=Be.byteLength;ee+=Qe,H.push(new E(!0,F,Qe,0)),Te=je}var Ae=H.length;if(!Ae)return;var tt=H[H.length-1];this.nextAudioPts=ae=Te+U*tt.duration;var Je=I?new Uint8Array(0):O.default.moof(c.sequenceNumber++,ve/U,b({},c,{samples:H}));c.samples=[];var Oe=ve/m,Ue=ae/m,ge="audio",ce={data1:Je,data2:De,startPTS:Oe,endPTS:Ue,startDTS:Oe,endDTS:Ue,type:ge,hasAudio:!0,hasVideo:!1,nb:Ae};return this.isAudioContiguous=!0,console.assert(De.length,"MDAT length must not be zero"),ce},T.remuxEmptyAudio=function(c,s,a,x){var y=c.inputTimeScale,m=c.samplerate?c.samplerate:y,D=y/m,U=this.nextAudioPts,F=(U!==null?U:x.startDTS*y)+this._initDTS,W=x.endDTS*y+this._initDTS,M=D*w,I=Math.ceil((W-F)/M),H=N.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(R.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){R.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var X=[],ee=0;ee<I;ee++){var ae=F+ee*M;X.push({unit:H,pts:ae,dts:ae})}return c.samples=X,this.remuxAudio(c,s,a,!1)},T.remuxID3=function(c,s){var a=c.samples.length;if(!a)return;for(var x=c.inputTimeScale,y=this._initPTS,m=this._initDTS,D=0;D<a;D++){var U=c.samples[D];U.pts=u(U.pts-y,s*x)/x,U.dts=u(U.dts-m,s*x)/x}var F=c.samples;return c.samples=[],{samples:F}},T.remuxText=function(c,s){var a=c.samples.length;if(!a)return;for(var x=c.inputTimeScale,y=this._initPTS,m=0;m<a;m++){var D=c.samples[m];D.pts=u(D.pts-y,s*x)/x}c.samples.sort(function(F,W){return F.pts-W.pts});var U=c.samples;return c.samples=[],{samples:U}},A}();function u(A,T){var p;if(T===null)return A;for(T<A?p=-8589934592:p=8589934592;Math.abs(A-T)>4294967296;)A+=p;return A}function C(A){for(var T=0;T<A.length;T++)if(A[T].key)return T;return-1}var E=function(T,p,c,s){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=p,this.size=c,this.cts=s,this.flags=new f(T)},f=function(T){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=T?2:1,this.isNonSync=T?0:1}},"./src/remux/passthrough-remuxer.ts":function(q,z,L){"use strict";L.r(z);var K=L("./src/polyfills/number.ts"),N=L("./src/utils/mp4-tools.ts"),O=L("./src/loader/fragment.ts"),B=L("./src/utils/logger.ts"),k=function(){function h(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var b=h.prototype;return b.destroy=function(){},b.resetTimeStamp=function(w){this.initPTS=w,this.lastEndDTS=null},b.resetNextTimestamp=function(){this.lastEndDTS=null},b.resetInitSegment=function(w,g,v){this.audioCodec=g,this.videoCodec=v,this.generateInitSegment(w),this.emitInitSegment=!0},b.generateInitSegment=function(w){var g=this.audioCodec,v=this.videoCodec;if(!w||!w.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(N.parseInitSegment)(w);g||(g=S(d.audio,O.ElementaryStreamTypes.AUDIO)),v||(v=S(d.video,O.ElementaryStreamTypes.VIDEO));var o={};d.audio&&d.video?o.audiovideo={container:"video/mp4",codec:g+","+v,initSegment:w,id:"main"}:d.audio?o.audio={container:"audio/mp4",codec:g,initSegment:w,id:"audio"}:d.video?o.video={container:"video/mp4",codec:v,initSegment:w,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},b.remux=function(w,g,v,d,o){var l=this.initPTS,u=this.lastEndDTS,C={audio:void 0,video:void 0,text:d,id3:v,initSegment:void 0};Object(K.isFiniteNumber)(u)||(u=this.lastEndDTS=o||0);var E=g.samples;if(!E||!E.length)return C;var f={initPTS:void 0,timescale:1},A=this.initData;if((!A||!A.length)&&(this.generateInitSegment(E),A=this.initData),!A||!A.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),C;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1),Object(K.isFiniteNumber)(l)||(this.initPTS=f.initPTS=l=R(A,E,u));var T=Object(N.getDuration)(E,A),p=u,c=T+p;Object(N.offsetStartDTS)(A,E,l),T>0?this.lastEndDTS=c:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var s=!!A.audio,a=!!A.video,x="";s&&(x+="audio"),a&&(x+="video");var y={data1:E,startPTS:p,startDTS:p,endPTS:c,endDTS:c,type:x,hasAudio:s,hasVideo:a,nb:1,dropped:0};return C.audio=y.type==="audio"?y:void 0,C.video=y.type!=="audio"?y:void 0,C.text=d,C.id3=v,C.initSegment=f,C},h}(),R=function(b,P,w){return Object(N.getStartDTS)(b,P)-w};function S(h,b){var P=h==null?void 0:h.codec;return P&&P.length>4?P:P==="hvc1"?"hvc1.1.c.L120.90":P==="av01"?"av01.0.04M.08":P==="avc1"||b===O.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}z.default=k},"./src/task-loop.ts":function(q,z,L){"use 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h=B.getBuffered(R),b=0;b<h.length;b++)if(S>=h.start(b)&&S<=h.end(b))return!0}}catch(P){}return!1},B.bufferInfo=function(R,S,h){try{if(R){var b=B.getBuffered(R),P=[],w;for(w=0;w<b.length;w++)P.push({start:b.start(w),end:b.end(w)});return this.bufferedInfo(P,S,h)}}catch(g){}return{len:0,start:S,end:S,nextStart:void 0}},B.bufferedInfo=function(R,S,h){S=Math.max(0,S),R.sort(function(f,A){var T=f.start-A.start;return T||A.end-f.end});var b=[];if(h)for(var P=0;P<R.length;P++){var w=b.length;if(w){var g=b[w-1].end;R[P].start-g<h?R[P].end>g&&(b[w-1].end=R[P].end):b.push(R[P])}else b.push(R[P])}else b=R;for(var v=0,d,o=S,l=S,u=0;u<b.length;u++){var C=b[u].start,E=b[u].end;if(S+h>=C&&S<E)o=C,l=E,v=l-S;else if(S+h<C){d=C;break}}return{len:v,start:o||0,end:l||0,nextStart:d}},B.getBuffered=function(R){try{return R.buffered}catch(S){return K.logger.log("failed to get media.buffered",S),N}},B}()},"./src/utils/cea-608-parser.ts":function(q,z,L){"use strict";L.r(z),L.d(z,"Row",function(){return 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N.hasOwnProperty(c)&&(s=N[c]),String.fromCharCode(s)},B=15,k=100,R={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},S={17:2,18:4,21:6,22:8,23:10,19:13,20:15},h={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},b={25:2,26:4,29:6,30:8,31:10,27:13,28:15},P=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],w;(function(p){p[p.ERROR=0]="ERROR",p[p.TEXT=1]="TEXT",p[p.WARNING=2]="WARNING",p[p.INFO=2]="INFO",p[p.DEBUG=3]="DEBUG",p[p.DATA=3]="DATA"})(w||(w={}));var g=function(){function p(){this.time=null,this.verboseLevel=w.ERROR}var c=p.prototype;return c.log=function(a,x){this.verboseLevel>=a&&K.logger.log(this.time+" ["+a+"] "+x)},p}(),v=function(c){for(var s=[],a=0;a<c.length;a++)s.push(c[a].toString(16));return s},d=function(){function p(s,a,x,y,m){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=s||"white",this.underline=a||!1,this.italics=x||!1,this.background=y||"black",this.flash=m||!1}var c=p.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var x=["foreground","underline","italics","background","flash"],y=0;y<x.length;y++){var m=x[y];a.hasOwnProperty(m)&&(this[m]=a[m])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},p}(),o=function(){function p(s,a,x,y,m,D){this.uchar=void 0,this.penState=void 0,this.uchar=s||" ",this.penState=new d(a,x,y,m,D)}var c=p.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,x){this.uchar=a,this.penState.copy(x)},c.setPenState=function(a){this.penState.copy(a)},c.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},c.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},p}(),l=function(){function p(s){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<k;a++)this.chars.push(new o);this.logger=s,this.pos=0,this.currPenState=new d}var c=p.prototype;return c.equals=function(a){for(var x=!0,y=0;y<k;y++)if(!this.chars[y].equals(a.chars[y])){x=!1;break}return x},c.copy=function(a){for(var x=0;x<k;x++)this.chars[x].copy(a.chars[x])},c.isEmpty=function(){for(var a=!0,x=0;x<k;x++)if(!this.chars[x].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(w.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>k&&(this.logger.log(w.DEBUG,"Too large cursor position "+this.pos),this.pos=k)},c.moveCursor=function(a){var x=this.pos+a;if(a>1)for(var y=this.pos+1;y<x+1;y++)this.chars[y].setPenState(this.currPenState);this.setCursor(x)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var x=O(a);if(this.pos>=k){this.logger.log(w.ERROR,"Cannot insert "+a.toString(16)+" ("+x+") at position "+this.pos+". 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Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(w.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(w.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(w.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(w.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(w.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(w.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(w.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(w.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(w.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(w.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(w.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(w.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(w.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var x={flash:!1};if(x.underline=a%2===1,x.italics=a>=46,x.italics)x.foreground="white";else{var y=Math.floor(a/2)-16,m=["white","green","blue","cyan","red","yellow","magenta"];x.foreground=m[y]}this.logger.log(w.INFO,"MIDROW: "+JSON.stringify(x)),this.writeScreen.setPen(x)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var x=this.logger.time;if(x===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=x:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,x,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:x),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},p}(),E=function(){function p(s,a,x){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var y=new g;this.channels=[null,new C(s,a,y),new C(s+1,x,y)],this.cmdHistory=T(),this.logger=y}var c=p.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,x){this.channels[a].setHandler(x)},c.addData=function(a,x){var y,m,D,U=!1;this.logger.time=a;for(var F=0;F<x.length;F+=2){if(m=x[F]&127,D=x[F+1]&127,m===0&&D===0)continue;if(this.logger.log(w.DATA,"["+v([x[F],x[F+1]])+"] -> ("+v([m,D])+")"),y=this.parseCmd(m,D),y||(y=this.parseMidrow(m,D)),y||(y=this.parsePAC(m,D)),y||(y=this.parseBackgroundAttributes(m,D)),!y&&(U=this.parseChars(m,D),U)){var W=this.currentChannel;if(W&&W>0){var M=this.channels[W];M.insertChars(U)}else this.logger.log(w.WARNING,"No channel found yet. TEXT-MODE?")}!y&&!U&&this.logger.log(w.WARNING,"Couldn't parse cleaned data "+v([m,D])+" orig: "+v([x[F],x[F+1]]))}},c.parseCmd=function(a,x){var y=this.cmdHistory,m=(a===20||a===28||a===21||a===29)&&x>=32&&x<=47,D=(a===23||a===31)&&x>=33&&x<=35;if(!(m||D))return!1;if(A(a,x,y))return f(null,null,y),this.logger.log(w.DEBUG,"Repeated command ("+v([a,x])+") is dropped"),!0;var U=a===20||a===21||a===23?1:2,F=this.channels[U];return a===20||a===21||a===28||a===29?x===32?F.ccRCL():x===33?F.ccBS():x===34?F.ccAOF():x===35?F.ccAON():x===36?F.ccDER():x===37?F.ccRU(2):x===38?F.ccRU(3):x===39?F.ccRU(4):x===40?F.ccFON():x===41?F.ccRDC():x===42?F.ccTR():x===43?F.ccRTD():x===44?F.ccEDM():x===45?F.ccCR():x===46?F.ccENM():x===47&&F.ccEOC():F.ccTO(x-32),f(a,x,y),this.currentChannel=U,!0},c.parseMidrow=function(a,x){var y=0;if((a===17||a===25)&&x>=32&&x<=47){if(a===17?y=1:y=2,y!==this.currentChannel)return this.logger.log(w.ERROR,"Mismatch channel in midrow parsing"),!1;var m=this.channels[y];return 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