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{4}/gm,"");return{type:"code",raw:r[0],codeBlockStyle:"indented",text:this.options.pedantic?i:R(i,"\n")}}},t.fences=function(e){var t=this.rules.block.fences.exec(e);if(t){var r=t[0],n=function(e,t){var r=e.match(/^(\s+)(?:```)/);if(null===r)return t;var n=r[1];return t.split("\n").map((function(e){var t=e.match(/^\s+/);return null===t?e:t[0].length>=n.length?e.slice(n.length):e})).join("\n")}(r,t[3]||"");return{type:"code",raw:r,lang:t[2]?t[2].trim():t[2],text:n}}},t.heading=function(e){var t=this.rules.block.heading.exec(e);if(t)return{type:"heading",raw:t[0],depth:t[1].length,text:t[2]}},t.nptable=function(e){var t=this.rules.block.nptable.exec(e);if(t){var r={type:"table",header:I(t[1].replace(/^ *| *\| *$/g,"")),align:t[2].replace(/^ *|\| *$/g,"").split(/ *\| */),cells:t[3]?t[3].replace(/\n$/,"").split("\n"):[],raw:t[0]};if(r.header.length===r.align.length){var n,i=r.align.length;for(n=0;n ?/gm,"");return{type:"blockquote",raw:t[0],text:r}}},t.list=function(e){var t=this.rules.block.list.exec(e);if(t){for(var r,n,i,a,s,o,l,u=t[0],c=t[2],d=c.length>1,f=")"===c[c.length-1],h={type:"list",raw:u,ordered:d,start:d?+c.slice(0,-1):"",loose:!1,items:[]},p=t[0].match(this.rules.block.item),g=!1,m=p.length,v=0;v1||this.options.smartLists&&i!==c)&&(a=p.slice(v+1).join("\n"),h.raw=h.raw.substring(0,h.raw.length-a.length),v=m-1)),s=g||/\n\n(?!\s*$)/.test(r),v!==m-1&&(g="\n"===r.charAt(r.length-1),s||(s=g)),s&&(h.loose=!0),l=void 0,(o=/^\[[ xX]\] /.test(r))&&(l=" "!==r[1],r=r.replace(/^\[[ xX]\] +/,"")),h.items.push({type:"list_item",raw:u,task:o,checked:l,loose:s,text:r});return h}},t.html=function(e){var t=this.rules.block.html.exec(e);if(t)return{type:this.options.sanitize?"paragraph":"html",raw:t[0],pre:!this.options.sanitizer&&("pre"===t[1]||"script"===t[1]||"style"===t[1]),text:this.options.sanitize?this.options.sanitizer?this.options.sanitizer(t[0]):M(t[0]):t[0]}},t.def=function(e){var t=this.rules.block.def.exec(e);if(t)return t[3]&&(t[3]=t[3].substring(1,t[3].length-1)),{tag:t[1].toLowerCase().replace(/\s+/g," "),raw:t[0],href:t[2],title:t[3]}},t.table=function(e){var t=this.rules.block.table.exec(e);if(t){var r={type:"table",header:I(t[1].replace(/^ *| *\| *$/g,"")),align:t[2].replace(/^ *|\| *$/g,"").split(/ *\| */),cells:t[3]?t[3].replace(/\n$/,"").split("\n"):[]};if(r.header.length===r.align.length){r.raw=t[0];var n,i=r.align.length;for(n=0;n/i.test(n[0])&&(t=!1),!r&&/^<(pre|code|kbd|script)(\s|>)/i.test(n[0])?r=!0:r&&/^<\/(pre|code|kbd|script)(\s|>)/i.test(n[0])&&(r=!1),{type:this.options.sanitize?"text":"html",raw:n[0],inLink:t,inRawBlock:r,text:this.options.sanitize?this.options.sanitizer?this.options.sanitizer(n[0]):M(n[0]):n[0]}},t.link=function(e){var t=this.rules.inline.link.exec(e);if(t){var r=F(t[2],"()");if(r>-1){var n=(0===t[0].indexOf("!")?5:4)+t[1].length+r;t[2]=t[2].substring(0,r),t[0]=t[0].substring(0,n).trim(),t[3]=""}var i=t[2],a="";if(this.options.pedantic){var s=/^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(i);s?(i=s[1],a=s[3]):a=""}else a=t[3]?t[3].slice(1,-1):"";return P(t,{href:(i=i.trim().replace(/^<([\s\S]*)>$/,"$1"))?i.replace(this.rules.inline._escapes,"$1"):i,title:a?a.replace(this.rules.inline._escapes,"$1"):a},t[0])}},t.reflink=function(e,t){var r;if((r=this.rules.inline.reflink.exec(e))||(r=this.rules.inline.nolink.exec(e))){var n=(r[2]||r[1]).replace(/\s+/g," ");if(!(n=t[n.toLowerCase()])||!n.href){var i=r[0].charAt(0);return{type:"text",raw:i,text:i}}return P(r,n,r[0])}},t.strong=function(e,t,r){void 0===r&&(r="");var n=this.rules.inline.strong.start.exec(e);if(n&&(!n[1]||n[1]&&(""===r||this.rules.inline.punctuation.exec(r)))){t=t.slice(-1*e.length);var i,a="**"===n[0]?this.rules.inline.strong.endAst:this.rules.inline.strong.endUnd;for(a.lastIndex=0;null!=(n=a.exec(t));)if(i=this.rules.inline.strong.middle.exec(t.slice(0,n.index+3)))return{type:"strong",raw:e.slice(0,i[0].length),text:e.slice(2,i[0].length-2)}}},t.em=function(e,t,r){void 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G={escape:/^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,autolink:/^<(scheme:[^\s\x00-\x1f<>]*|email)>/,url:B,tag:"^comment|^|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^|^",link:/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,reflink:/^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,nolink:/^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,reflinkSearch:"reflink|nolink(?!\\()",strong:{start:/^(?:(\*\*(?=[*punctuation]))|\*\*)(?![\s])|__/,middle:/^\*\*(?:(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)|\*(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)*?\*)+?\*\*$|^__(?![\s])((?:(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)|_(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)*?_)+?)__$/,endAst:/[^punctuation\s]\*\*(?!\*)|[punctuation]\*\*(?!\*)(?:(?=[punctuation\s]|$))/,endUnd:/[^\s]__(?!_)(?:(?=[punctuation\s])|$)/},em:{start:/^(?:(\*(?=[punctuation]))|\*)(?![*\s])|_/,middle:/^\*(?:(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)|\*(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)*?\*)+?\*$|^_(?![_\s])(?:(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)|_(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)*?_)+?_$/,endAst:/[^punctuation\s]\*(?!\*)|[punctuation]\*(?!\*)(?:(?=[punctuation\s]|$))/,endUnd:/[^\s]_(?!_)(?:(?=[punctuation\s])|$)/},code:/^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,br:/^( 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0,E=0;Ep||S.collapsed&&x.to==p&&x.from==p)){if(null!=x.to&&x.to!=p&&v>x.to&&(v=x.to,u=""),S.className&&(l+=" "+S.className),S.css&&(o=(o?o+";":"")+S.css),S.startStyle&&x.from==p&&(c+=" "+S.startStyle),S.endStyle&&x.to==v&&(b||(b=[])).push(S.endStyle,x.to),S.title&&((f||(f={})).title=S.title),S.attributes)for(var T in S.attributes)(f||(f={}))[T]=S.attributes[T];S.collapsed&&(!d||Rt(d.marker,S)<0)&&(d=x)}else x.from>p&&v>x.from&&(v=x.from)}if(b)for(var k=0;k=h)break;for(var C=Math.min(h,v);;){if(m){var L=p+m.length;if(!d){var A=L>C?m.slice(0,C-p):m;t.addToken(t,A,s?s+l:l,c,p+A.length==v?u:"",o,f)}if(L>=C){m=m.slice(C-p),p=C;break}p=L,c=""}m=i.slice(a,a=r[g++]),s=Xt(r[g++],t.cm.options)}}else for(var D=1;Dr)return{map:e.measure.maps[i],cache:e.measure.caches[i],before:!0}}function Dr(e,t,r,n){return Rr(e,_r(e,t),r,n)}function Or(e,t){if(t>=e.display.viewFrom&&t=r.lineN&&t2&&a.push((l.bottom+u.top)/2-r.top)}}a.push(r.bottom-r.top)}}(e,t.view,t.rect),t.hasHeights=!0),(a=function(e,t,r,n){var i,a=Fr(t.map,r,n),l=a.node,u=a.start,c=a.end,d=a.collapse;if(3==l.nodeType){for(var f=0;f<4;f++){for(;u&&ne(t.line.text.charAt(a.coverStart+u));)--u;for(;a.coverStart+c1}(e))return t;var r=screen.logicalXDPI/screen.deviceXDPI,n=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*r,right:t.right*r,top:t.top*n,bottom:t.bottom*n}}(e.display.measure,i))}else{var h;u>0&&(d=n="right"),i=e.options.lineWrapping&&(h=l.getClientRects()).length>1?h["right"==n?h.length-1:0]:l.getBoundingClientRect()}if(s&&o<9&&!u&&(!i||!i.left&&!i.right)){var p=l.parentNode.getClientRects()[0];i=p?{left:p.left,right:p.left+nn(e.display),top:p.top,bottom:p.bottom}:Mr}for(var g=i.top-t.rect.top,m=i.bottom-t.rect.top,v=(g+m)/2,y=t.view.measure.heights,b=0;bt)&&(i=(a=l-o)-1,t>=l&&(s="right")),null!=i){if(n=e[u+2],o==l&&r==(n.insertLeft?"left":"right")&&(s=r),"left"==r&&0==i)for(;u&&e[u-2]==e[u-3]&&e[u-1].insertLeft;)n=e[2+(u-=3)],s="left";if("right"==r&&i==l-o)for(;u=0&&(r=e[i]).left==r.right;i--);return r}function Nr(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t=n.text.length?(l=n.text.length,u="before"):l<=0&&(l=0,u="after"),!o)return s("before"==u?l-1:l,"before"==u);function c(e,t,r){return s(r?e-1:e,1==o[t].level!=r)}var d=oe(o,l,u),f=se,h=c(l,d,"before"==u);return null!=f&&(h.other=c(l,f,"before"!=u)),h}function qr(e,t){var r=0;t=ot(e.doc,t),e.options.lineWrapping||(r=nn(e.display)*t.ch);var n=Ve(e.doc,t.line),i=Wt(n)+Sr(e.display);return{left:r,right:r,top:i,bottom:i+n.height}}function $r(e,t,r,n,i){var a=et(e,t,r);return a.xRel=i,n&&(a.outside=n),a}function Yr(e,t,r){var n=e.doc;if((r+=e.display.viewOffset)<0)return $r(n.first,0,null,-1,-1);var i=Ze(n,r),a=n.first+n.size-1;if(i>a)return $r(n.first+n.size-1,Ve(n,a).text.length,null,1,1);t<0&&(t=0);for(var s=Ve(n,i);;){var o=Jr(e,s,i,t,r),l=Pt(s,o.ch+(o.xRel>0||o.outside>0?1:0));if(!l)return o;var u=l.find(1);if(u.line==i)return u;s=Ve(n,i=u.line)}}function Xr(e,t,r,n){n-=Gr(t);var i=t.text.length,a=ae((function(t){return Rr(e,r,t-1).bottom<=n}),i,0);return{begin:a,end:i=ae((function(t){return Rr(e,r,t).top>n}),a,i)}}function Zr(e,t,r,n){return r||(r=_r(e,t)),Xr(e,t,r,Wr(e,t,Rr(e,r,n),"line").top)}function Qr(e,t,r,n){return!(e.bottom<=r)&&(e.top>r||(n?e.left:e.right)>t)}function Jr(e,t,r,n,i){i-=Wt(t);var a=_r(e,t),s=Gr(t),o=0,l=t.text.length,u=!0,c=ue(t,e.doc.direction);if(c){var d=(e.options.lineWrapping?tn:en)(e,t,r,a,c,n,i);o=(u=1!=d.level)?d.from:d.to-1,l=u?d.to:d.from-1}var f,h,p=null,g=null,m=ae((function(t){var r=Rr(e,a,t);return r.top+=s,r.bottom+=s,!!Qr(r,n,i,!1)&&(r.top<=i&&r.left<=n&&(p=t,g=r),!0)}),o,l),v=!1;if(g){var y=n-g.left=E.bottom?1:0}return $r(r,m=ie(t.text,m,1),h,v,n-f)}function en(e,t,r,n,i,a,s){var o=ae((function(o){var l=i[o],u=1!=l.level;return Qr(Vr(e,et(r,u?l.to:l.from,u?"before":"after"),"line",t,n),a,s,!0)}),0,i.length-1),l=i[o];if(o>0){var u=1!=l.level,c=Vr(e,et(r,u?l.from:l.to,u?"after":"before"),"line",t,n);Qr(c,a,s,!0)&&c.top>s&&(l=i[o-1])}return l}function tn(e,t,r,n,i,a,s){var o=Xr(e,t,n,s),l=o.begin,u=o.end;/\s/.test(t.text.charAt(u-1))&&u--;for(var c=null,d=null,f=0;f=u||h.to<=l)){var p=Rr(e,n,1!=h.level?Math.min(u,h.to)-1:Math.max(l,h.from)).right,g=pg)&&(c=h,d=g)}}return c||(c=i[i.length-1]),c.fromu&&(c={from:c.from,to:u,level:c.level}),c}function rn(e){if(null!=e.cachedTextHeight)return e.cachedTextHeight;if(null==Ir){Ir=D("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)Ir.appendChild(document.createTextNode("x")),Ir.appendChild(D("br"));Ir.appendChild(document.createTextNode("x"))}A(e.measure,Ir);var r=Ir.offsetHeight/50;return r>3&&(e.cachedTextHeight=r),L(e.measure),r||1}function nn(e){if(null!=e.cachedCharWidth)return e.cachedCharWidth;var t=D("span","xxxxxxxxxx"),r=D("pre",[t],"CodeMirror-line-like");A(e.measure,r);var n=t.getBoundingClientRect(),i=(n.right-n.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function an(e){for(var t=e.display,r={},n={},i=t.gutters.clientLeft,a=t.gutters.firstChild,s=0;a;a=a.nextSibling,++s){var o=e.display.gutterSpecs[s].className;r[o]=a.offsetLeft+a.clientLeft+i,n[o]=a.clientWidth}return{fixedPos:sn(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:r,gutterWidth:n,wrapperWidth:t.wrapper.clientWidth}}function sn(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function on(e){var t=rn(e.display),r=e.options.lineWrapping,n=r&&Math.max(5,e.display.scroller.clientWidth/nn(e.display)-3);return function(i){if(Ht(e.doc,i))return 0;var a=0;if(i.widgets)for(var s=0;s0&&(l=Ve(e.doc,u.line).text).length==u.ch){var c=B(l,l.length,e.options.tabSize)-l.length;u=et(u.line,Math.max(0,Math.round((a-kr(e.display).left)/nn(e.display))-c))}return u}function cn(e,t){if(t>=e.display.viewTo)return null;if((t-=e.display.viewFrom)<0)return null;for(var r=e.display.view,n=0;nt)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)St&&jt(e.doc,t)i.viewFrom?hn(e):(i.viewFrom+=n,i.viewTo+=n);else if(t<=i.viewFrom&&r>=i.viewTo)hn(e);else if(t<=i.viewFrom){var a=pn(e,r,r+n,1);a?(i.view=i.view.slice(a.index),i.viewFrom=a.lineN,i.viewTo+=n):hn(e)}else if(r>=i.viewTo){var s=pn(e,t,t,-1);s?(i.view=i.view.slice(0,s.index),i.viewTo=s.lineN):hn(e)}else{var o=pn(e,t,t,-1),l=pn(e,r,r+n,1);o&&l?(i.view=i.view.slice(0,o.index).concat(ir(e,o.lineN,l.lineN)).concat(i.view.slice(l.index)),i.viewTo+=n):hn(e)}var u=i.externalMeasured;u&&(r=i.lineN&&t=n.viewTo)){var a=n.view[cn(e,t)];if(null!=a.node){var s=a.changes||(a.changes=[]);-1==U(s,r)&&s.push(r)}}}function hn(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function pn(e,t,r,n){var i,a=cn(e,t),s=e.display.view;if(!St||r==e.doc.first+e.doc.size)return{index:a,lineN:r};for(var o=e.display.viewFrom,l=0;l0){if(a==s.length-1)return null;i=o+s[a].size-t,a++}else i=o-t;t+=i,r+=i}for(;jt(e.doc,r)!=r;){if(a==(n<0?0:s.length-1))return null;r+=n*s[a-(n<0?1:0)].size,a+=n}return{index:a,lineN:r}}function gn(e){for(var t=e.display.view,r=0,n=0;n=e.display.viewTo||o.to().linet||t==r&&s.to==t)&&(n(Math.max(s.from,t),Math.min(s.to,r),1==s.level?"rtl":"ltr",a),i=!0)}i||n(t,r,"ltr")}(g,r||0,null==n?f:n,(function(e,t,i,d){var m="ltr"==i,v=h(e,m?"left":"right"),y=h(t-1,m?"right":"left"),b=null==r&&0==e,E=null==n&&t==f,x=0==d,S=!g||d==g.length-1;if(y.top-v.top<=3){var T=(u?E:b)&&S,k=(u?b:E)&&x?o:(m?v:y).left,w=T?l:(m?y:v).right;c(k,v.top,w-k,v.bottom)}else{var C,L,A,D;m?(C=u&&b&&x?o:v.left,L=u?l:p(e,i,"before"),A=u?o:p(t,i,"after"),D=u&&E&&S?l:y.right):(C=u?p(e,i,"before"):o,L=!u&&b&&x?l:v.right,A=!u&&E&&S?o:y.left,D=u?p(t,i,"after"):l),c(C,v.top,L-C,v.bottom),v.bottom0?t.blinker=setInterval((function(){e.hasFocus()||wn(e),t.cursorDiv.style.visibility=(r=!r)?"":"hidden"}),e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}}function Sn(e){e.state.focused||(e.display.input.focus(),kn(e))}function Tn(e){e.state.delayingBlurEvent=!0,setTimeout((function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,wn(e))}),100)}function kn(e,t){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),"nocursor"!=e.options.readOnly&&(e.state.focused||(pe(e,"focus",e,t),e.state.focused=!0,I(e.display.wrapper,"CodeMirror-focused"),e.curOp||e.display.selForContextMenu==e.doc.sel||(e.display.input.reset(),l&&setTimeout((function(){return e.display.input.reset(!0)}),20)),e.display.input.receivedFocus()),xn(e))}function wn(e,t){e.state.delayingBlurEvent||(e.state.focused&&(pe(e,"blur",e,t),e.state.focused=!1,C(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout((function(){e.state.focused||(e.display.shift=!1)}),150))}function Cn(e){for(var t=e.display,r=t.lineDiv.offsetTop,n=0;n.005||f<-.005)&&(Ye(i.line,l),Ln(i.line),i.rest))for(var h=0;he.display.sizerWidth){var p=Math.ceil(u/nn(e.display));p>e.display.maxLineLength&&(e.display.maxLineLength=p,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}}function Ln(e){if(e.widgets)for(var t=0;t=s&&(a=Ze(t,Wt(Ve(t,l))-e.wrapper.clientHeight),s=l)}return{from:a,to:Math.max(s,a+1)}}function Dn(e,t){var r=e.display,n=rn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&null!=e.curOp.scrollTop?e.curOp.scrollTop:r.scroller.scrollTop,a=Lr(e),s={};t.bottom-t.top>a&&(t.bottom=t.top+a);var o=e.doc.height+Tr(r),l=t.topo-n;if(t.topi+a){var c=Math.min(t.top,(u?o:t.bottom)-a);c!=i&&(s.scrollTop=c)}var d=e.options.fixedGutter?0:r.gutters.offsetWidth,f=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:r.scroller.scrollLeft-d,h=Cr(e)-r.gutters.offsetWidth,p=t.right-t.left>h;return p&&(t.right=t.left+h),t.left<10?s.scrollLeft=0:t.lefth+f-3&&(s.scrollLeft=t.right+(p?0:10)-h),s}function On(e,t){null!=t&&(In(e),e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+t)}function _n(e){In(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Rn(e,t,r){null==t&&null==r||In(e),null!=t&&(e.curOp.scrollLeft=t),null!=r&&(e.curOp.scrollTop=r)}function In(e){var t=e.curOp.scrollToPos;t&&(e.curOp.scrollToPos=null,Mn(e,qr(e,t.from),qr(e,t.to),t.margin))}function Mn(e,t,r,n){var i=Dn(e,{left:Math.min(t.left,r.left),top:Math.min(t.top,r.top)-n,right:Math.max(t.right,r.right),bottom:Math.max(t.bottom,r.bottom)+n});Rn(e,i.scrollLeft,i.scrollTop)}function Fn(e,t){Math.abs(e.doc.scrollTop-t)<2||(r||li(e,{top:t}),Pn(e,t,!0),r&&li(e),ni(e,100))}function Pn(e,t,r){t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),(e.display.scroller.scrollTop!=t||r)&&(e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t))}function Nn(e,t,r,n){t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(r?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!n||(e.doc.scrollLeft=t,di(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function Bn(e){var t=e.display,r=t.gutters.offsetWidth,n=Math.round(e.doc.height+Tr(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?r:0,docHeight:n,scrollHeight:n+wr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:r}}var jn=function(e,t,r){this.cm=r;var n=this.vert=D("div",[D("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=D("div",[D("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");n.tabIndex=i.tabIndex=-1,e(n),e(i),de(n,"scroll",(function(){n.clientHeight&&t(n.scrollTop,"vertical")})),de(i,"scroll",(function(){i.clientWidth&&t(i.scrollLeft,"horizontal")})),this.checkedZeroWidth=!1,s&&o<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};jn.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,r=e.scrollHeight>e.clientHeight+1,n=e.nativeBarWidth;if(r){this.vert.style.display="block",this.vert.style.bottom=t?n+"px":"0";var i=e.viewHeight-(t?n: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=r?n+"px":"0",this.horiz.style.left=e.barLeft+"px";var a=e.viewWidth-e.barLeft-(r?n:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+a)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(0==n&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:r?n:0,bottom:t?n:0}},jn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},jn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},jn.prototype.zeroWidthHack=function(){var e=y&&!h?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new j,this.disableVert=new j},jn.prototype.enableZeroWidthBar=function(e,t,r){e.style.pointerEvents="auto",t.set(1e3,(function n(){var i=e.getBoundingClientRect();("vert"==r?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,n)}))},jn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var Un=function(){};function Hn(e,t){t||(t=Bn(e));var r=e.display.barWidth,n=e.display.barHeight;Gn(e,t);for(var i=0;i<4&&r!=e.display.barWidth||n!=e.display.barHeight;i++)r!=e.display.barWidth&&e.options.lineWrapping&&Cn(e),Gn(e,Bn(e)),r=e.display.barWidth,n=e.display.barHeight}function Gn(e,t){var r=e.display,n=r.scrollbars.update(t);r.sizer.style.paddingRight=(r.barWidth=n.right)+"px",r.sizer.style.paddingBottom=(r.barHeight=n.bottom)+"px",r.heightForcer.style.borderBottom=n.bottom+"px solid transparent",n.right&&n.bottom?(r.scrollbarFiller.style.display="block",r.scrollbarFiller.style.height=n.bottom+"px",r.scrollbarFiller.style.width=n.right+"px"):r.scrollbarFiller.style.display="",n.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(r.gutterFiller.style.display="block",r.gutterFiller.style.height=n.bottom+"px",r.gutterFiller.style.width=t.gutterWidth+"px"):r.gutterFiller.style.display=""}Un.prototype.update=function(){return{bottom:0,right:0}},Un.prototype.setScrollLeft=function(){},Un.prototype.setScrollTop=function(){},Un.prototype.clear=function(){};var Wn={native:jn,null:Un};function zn(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&C(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new Wn[e.options.scrollbarStyle]((function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),de(t,"mousedown",(function(){e.state.focused&&setTimeout((function(){return e.display.input.focus()}),0)})),t.setAttribute("cm-not-content","true")}),(function(t,r){"horizontal"==r?Nn(e,t):Fn(e,t)}),e),e.display.scrollbars.addClass&&I(e.display.wrapper,e.display.scrollbars.addClass)}var Kn=0;function Vn(e){var t;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:++Kn},t=e.curOp,ar?ar.ops.push(t):t.ownsGroup=ar={ops:[t],delayedCallbacks:[]}}function qn(e){var t=e.curOp;t&&function(e,t){var r=e.ownsGroup;if(r)try{!function(e){var t=e.delayedCallbacks,r=0;do{for(;r=r.viewTo)||r.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new ai(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function Yn(e){e.updatedDisplay=e.mustUpdate&&si(e.cm,e.update)}function Xn(e){var t=e.cm,r=t.display;e.updatedDisplay&&Cn(t),e.barMeasure=Bn(t),r.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Dr(t,r.maxLine,r.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(r.scroller.clientWidth,r.sizer.offsetLeft+e.adjustWidthTo+wr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,r.sizer.offsetLeft+e.adjustWidthTo-Cr(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=r.input.prepareSelection())}function Zn(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),null!=i&&!p){var a=D("div","​",null,"position: absolute;\n top: "+(t.top-r.viewOffset-Sr(e.display))+"px;\n height: "+(t.bottom-t.top+wr(e)+r.barHeight)+"px;\n left: "+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(a),a.scrollIntoView(i),e.display.lineSpace.removeChild(a)}}}(t,function(e,t,r,n){var i;null==n&&(n=0),e.options.lineWrapping||t!=r||(r="before"==(t=t.ch?et(t.line,"before"==t.sticky?t.ch-1:t.ch,"after"):t).sticky?et(t.line,t.ch+1,"before"):t);for(var a=0;a<5;a++){var s=!1,o=Vr(e,t),l=r&&r!=t?Vr(e,r):o,u=Dn(e,i={left:Math.min(o.left,l.left),top:Math.min(o.top,l.top)-n,right:Math.max(o.left,l.left),bottom:Math.max(o.bottom,l.bottom)+n}),c=e.doc.scrollTop,d=e.doc.scrollLeft;if(null!=u.scrollTop&&(Fn(e,u.scrollTop),Math.abs(e.doc.scrollTop-c)>1&&(s=!0)),null!=u.scrollLeft&&(Nn(e,u.scrollLeft),Math.abs(e.doc.scrollLeft-d)>1&&(s=!0)),!s)break}return i}(t,ot(n,e.scrollToPos.from),ot(n,e.scrollToPos.to),e.scrollToPos.margin));var i=e.maybeHiddenMarkers,a=e.maybeUnhiddenMarkers;if(i)for(var s=0;s=e.display.viewTo)){var r=+new Date+e.options.workTime,n=ht(e,t.highlightFrontier),i=[];t.iter(n.line,Math.min(t.first+t.size,e.display.viewTo+500),(function(a){if(n.line>=e.display.viewFrom){var s=a.styles,o=a.text.length>e.options.maxHighlightLength?Ge(t.mode,n.state):null,l=dt(e,a,n,!0);o&&(n.state=o),a.styles=l.styles;var u=a.styleClasses,c=l.classes;c?a.styleClasses=c:u&&(a.styleClasses=null);for(var d=!s||s.length!=a.styles.length||u!=c&&(!u||!c||u.bgClass!=c.bgClass||u.textClass!=c.textClass),f=0;!d&&fr)return ni(e,e.options.workDelay),!0})),t.highlightFrontier=n.line,t.modeFrontier=Math.max(t.modeFrontier,n.line),i.length&&Jn(e,(function(){for(var t=0;t=r.viewFrom&&t.visible.to<=r.viewTo&&(null==r.updateLineNumbers||r.updateLineNumbers>=r.viewTo)&&r.renderedView==r.view&&0==gn(e))return!1;fi(e)&&(hn(e),t.dims=an(e));var i=n.first+n.size,a=Math.max(t.visible.from-e.options.viewportMargin,n.first),s=Math.min(i,t.visible.to+e.options.viewportMargin);r.viewFroms&&r.viewTo-s<20&&(s=Math.min(i,r.viewTo)),St&&(a=jt(e.doc,a),s=Ut(e.doc,s));var o=a!=r.viewFrom||s!=r.viewTo||r.lastWrapHeight!=t.wrapperHeight||r.lastWrapWidth!=t.wrapperWidth;!function(e,t,r){var n=e.display;0==n.view.length||t>=n.viewTo||r<=n.viewFrom?(n.view=ir(e,t,r),n.viewFrom=t):(n.viewFrom>t?n.view=ir(e,t,n.viewFrom).concat(n.view):n.viewFromr&&(n.view=n.view.slice(0,cn(e,r)))),n.viewTo=r}(e,a,s),r.viewOffset=Wt(Ve(e.doc,r.viewFrom)),e.display.mover.style.top=r.viewOffset+"px";var u=gn(e);if(!o&&0==u&&!t.force&&r.renderedView==r.view&&(null==r.updateLineNumbers||r.updateLineNumbers>=r.viewTo))return!1;var c=function(e){if(e.hasFocus())return null;var t=R();if(!t||!_(e.display.lineDiv,t))return null;var r={activeElt:t};if(window.getSelection){var n=window.getSelection();n.anchorNode&&n.extend&&_(e.display.lineDiv,n.anchorNode)&&(r.anchorNode=n.anchorNode,r.anchorOffset=n.anchorOffset,r.focusNode=n.focusNode,r.focusOffset=n.focusOffset)}return r}(e);return u>4&&(r.lineDiv.style.display="none"),function(e,t,r){var n=e.display,i=e.options.lineNumbers,a=n.lineDiv,s=a.firstChild;function o(t){var r=t.nextSibling;return l&&y&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),r}for(var u=n.view,c=n.viewFrom,d=0;d-1&&(h=!1),ur(e,f,c,r)),h&&(L(f.lineNumber),f.lineNumber.appendChild(document.createTextNode(Je(e.options,c)))),s=f.node.nextSibling}else{var p=mr(e,f,c,r);a.insertBefore(p,s)}c+=f.size}for(;s;)s=o(s)}(e,r.updateLineNumbers,t.dims),u>4&&(r.lineDiv.style.display=""),r.renderedView=r.view,function(e){if(e&&e.activeElt&&e.activeElt!=R()&&(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&_(document.body,e.anchorNode)&&_(document.body,e.focusNode))){var t=window.getSelection(),r=document.createRange();r.setEnd(e.anchorNode,e.anchorOffset),r.collapse(!1),t.removeAllRanges(),t.addRange(r),t.extend(e.focusNode,e.focusOffset)}}(c),L(r.cursorDiv),L(r.selectionDiv),r.gutters.style.height=r.sizer.style.minHeight=0,o&&(r.lastWrapHeight=t.wrapperHeight,r.lastWrapWidth=t.wrapperWidth,ni(e,400)),r.updateLineNumbers=null,!0}function oi(e,t){for(var r=t.viewport,n=!0;;n=!1){if(n&&e.options.lineWrapping&&t.oldDisplayWidth!=Cr(e))n&&(t.visible=An(e.display,e.doc,r));else if(r&&null!=r.top&&(r={top:Math.min(e.doc.height+Tr(e.display)-Lr(e),r.top)}),t.visible=An(e.display,e.doc,r),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break;if(!si(e,t))break;Cn(e);var i=Bn(e);mn(e),Hn(e,i),ci(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 li(e,t){var r=new ai(e,t);if(si(e,r)){Cn(e),oi(e,r);var n=Bn(e);mn(e),Hn(e,n),ci(e,n),r.finish()}}function ui(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function ci(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+wr(e)+"px"}function di(e){var t=e.display,r=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var n=sn(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,a=n+"px",s=0;so.clientWidth,c=o.scrollHeight>o.clientHeight;if(i&&u||a&&c){if(a&&y&&l)e:for(var f=t.target,h=s.view;f!=o;f=f.parentNode)for(var p=0;p=0&&tt(e,n.to())<=0)return r}return-1};var Ti=function(e,t){this.anchor=e,this.head=t};function ki(e,t,r){var n=e&&e.options.selectionsMayTouch,i=t[r];t.sort((function(e,t){return tt(e.from(),t.from())})),r=U(t,i);for(var a=1;a0:l>=0){var u=at(o.from(),s.from()),c=it(o.to(),s.to()),d=o.empty()?s.from()==s.head:o.from()==o.head;a<=r&&--r,t.splice(--a,2,new Ti(d?c:u,d?u:c))}}return new Si(t,r)}function wi(e,t){return new Si([new Ti(e,t||e)],0)}function Ci(e){return e.text?et(e.from.line+e.text.length-1,$(e.text).length+(1==e.text.length?e.from.ch:0)):e.to}function Li(e,t){if(tt(e,t.from)<0)return e;if(tt(e,t.to)<=0)return Ci(t);var r=e.line+t.text.length-(t.to.line-t.from.line)-1,n=e.ch;return e.line==t.to.line&&(n+=Ci(t).ch-t.to.ch),et(r,n)}function Ai(e,t){for(var r=[],n=0;n1&&e.remove(o.line+1,p-1),e.insert(o.line+1,v)}or(e,"change",e,t)}function Mi(e,t,r){!function e(n,i,a){if(n.linked)for(var s=0;so-(e.cm?e.cm.options.historyEventDelay:500)||"*"==t.origin.charAt(0)))&&(a=function(e,t){return t?(ji(e.done),$(e.done)):e.done.length&&!$(e.done).ranges?$(e.done):e.done.length>1&&!e.done[e.done.length-2].ranges?(e.done.pop(),$(e.done)):void 0}(i,i.lastOp==n)))s=$(a.changes),0==tt(t.from,t.to)&&0==tt(t.from,s.to)?s.to=Ci(t):a.changes.push(Bi(e,t));else{var l=$(i.done);for(l&&l.ranges||Gi(e.sel,i.done),a={changes:[Bi(e,t)],generation:i.generation},i.done.push(a);i.done.length>i.undoDepth;)i.done.shift(),i.done[0].ranges||i.done.shift()}i.done.push(r),i.generation=++i.maxGeneration,i.lastModTime=i.lastSelTime=o,i.lastOp=i.lastSelOp=n,i.lastOrigin=i.lastSelOrigin=t.origin,s||pe(e,"historyAdded")}function Hi(e,t,r,n){var i=e.history,a=n&&n.origin;r==i.lastSelOp||a&&i.lastSelOrigin==a&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==a||function(e,t,r,n){var i=t.charAt(0);return"*"==i||"+"==i&&r.ranges.length==n.ranges.length&&r.somethingSelected()==n.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}(e,a,$(i.done),t))?i.done[i.done.length-1]=t:Gi(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=a,i.lastSelOp=r,n&&!1!==n.clearRedo&&ji(i.undone)}function Gi(e,t){var r=$(t);r&&r.ranges&&r.equals(e)||t.push(e)}function Wi(e,t,r,n){var i=t["spans_"+e.id],a=0;e.iter(Math.max(e.first,r),Math.min(e.first+e.size,n),(function(r){r.markedSpans&&((i||(i=t["spans_"+e.id]={}))[a]=r.markedSpans),++a}))}function zi(e){if(!e)return null;for(var t,r=0;r-1&&($(o)[d]=u[d],delete u[d])}}}return n}function qi(e,t,r,n){if(n){var i=e.anchor;if(r){var a=tt(t,i)<0;a!=tt(r,i)<0?(i=t,t=r):a!=tt(t,r)<0&&(t=r)}return new Ti(i,t)}return new Ti(r||t,t)}function $i(e,t,r,n,i){null==i&&(i=e.cm&&(e.cm.display.shift||e.extend)),Ji(e,new Si([qi(e.sel.primary(),t,r,i)],0),n)}function Yi(e,t,r){for(var n=[],i=e.cm&&(e.cm.display.shift||e.extend),a=0;a=t.ch:o.to>t.ch))){if(i&&(pe(l,"beforeCursorEnter"),l.explicitlyCleared)){if(a.markedSpans){--s;continue}break}if(!l.atomic)continue;if(r){var d=l.find(n<0?1:-1),f=void 0;if((n<0?c:u)&&(d=sa(e,d,-n,d&&d.line==t.line?a:null)),d&&d.line==t.line&&(f=tt(d,r))&&(n<0?f<0:f>0))return ia(e,d,t,n,i)}var h=l.find(n<0?-1:1);return(n<0?u:c)&&(h=sa(e,h,n,h.line==t.line?a:null)),h?ia(e,h,t,n,i):null}}return t}function aa(e,t,r,n,i){var a=n||1,s=ia(e,t,r,a,i)||!i&&ia(e,t,r,a,!0)||ia(e,t,r,-a,i)||!i&&ia(e,t,r,-a,!0);return s||(e.cantEdit=!0,et(e.first,0))}function sa(e,t,r,n){return r<0&&0==t.ch?t.line>e.first?ot(e,et(t.line-1)):null:r>0&&t.ch==(n||Ve(e,t.line)).text.length?t.line0)){var c=[l,1],d=tt(u.from,o.from),f=tt(u.to,o.to);(d<0||!s.inclusiveLeft&&!d)&&c.push({from:u.from,to:o.from}),(f>0||!s.inclusiveRight&&!f)&&c.push({from:o.to,to:u.to}),i.splice.apply(i,c),l+=c.length-3}}return i}(e,t.from,t.to);if(n)for(var i=n.length-1;i>=0;--i)ca(e,{from:n[i].from,to:n[i].to,text:i?[""]:t.text,origin:t.origin});else ca(e,t)}}function ca(e,t){if(1!=t.text.length||""!=t.text[0]||0!=tt(t.from,t.to)){var r=Ai(e,t);Ui(e,t,r,e.cm?e.cm.curOp.id:NaN),ha(e,t,r,Ct(e,t));var n=[];Mi(e,(function(e,r){r||-1!=U(n,e.history)||(va(e.history,t),n.push(e.history)),ha(e,t,null,Ct(e,t))}))}}function da(e,t,r){var n=e.cm&&e.cm.state.suppressEdits;if(!n||r){for(var i,a=e.history,s=e.sel,o="undo"==t?a.done:a.undone,l="undo"==t?a.undone:a.done,u=0;u=0;--h){var p=f(h);if(p)return p.v}}}}function fa(e,t){if(0!=t&&(e.first+=t,e.sel=new Si(Y(e.sel.ranges,(function(e){return new Ti(et(e.anchor.line+t,e.anchor.ch),et(e.head.line+t,e.head.ch))})),e.sel.primIndex),e.cm)){dn(e.cm,e.first,e.first-t,t);for(var r=e.cm.display,n=r.viewFrom;ne.lastLine())){if(t.from.linea&&(t={from:t.from,to:et(a,Ve(e,a).text.length),text:[t.text[0]],origin:t.origin}),t.removed=qe(e,t.from,t.to),r||(r=Ai(e,t)),e.cm?function(e,t,r){var n=e.doc,i=e.display,a=t.from,s=t.to,o=!1,l=a.line;e.options.lineWrapping||(l=Xe(Bt(Ve(n,a.line))),n.iter(l,s.line+1,(function(e){if(e==i.maxLine)return o=!0,!0}))),n.sel.contains(t.from,t.to)>-1&&me(e),Ii(n,t,r,on(e)),e.options.lineWrapping||(n.iter(l,a.line+t.text.length,(function(e){var t=zt(e);t>i.maxLineLength&&(i.maxLine=e,i.maxLineLength=t,i.maxLineChanged=!0,o=!1)})),o&&(e.curOp.updateMaxLine=!0)),function(e,t){if(e.modeFrontier=Math.min(e.modeFrontier,t),!(e.highlightFrontierr;n--){var i=Ve(e,n).stateAfter;if(i&&(!(i instanceof ut)||n+i.lookAhead1||!(this.children[0]instanceof ba))){var o=[];this.collapse(o),this.children=[new ba(o)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t50){for(var s=i.lines.length%25+25,o=s;o10);e.parent.maybeSpill()}},iterN:function(e,t,r){for(var n=0;n0||0==s&&!1!==a.clearWhenEmpty)return a;if(a.replacedWith&&(a.collapsed=!0,a.widgetNode=O("span",[a.replacedWith],"CodeMirror-widget"),n.handleMouseEvents||a.widgetNode.setAttribute("cm-ignore-events","true"),n.insertLeft&&(a.widgetNode.insertLeft=!0)),a.collapsed){if(Nt(e,t.line,t,r,a)||t.line!=r.line&&Nt(e,r.line,t,r,a))throw new Error("Inserting collapsed marker partially overlapping an existing one");St=!0}a.addToHistory&&Ui(e,{from:t,to:r,origin:"markText"},e.sel,NaN);var o,l=t.line,u=e.cm;if(e.iter(l,r.line+1,(function(e){u&&a.collapsed&&!u.options.lineWrapping&&Bt(e)==u.display.maxLine&&(o=!0),a.collapsed&&l!=t.line&&Ye(e,0),function(e,t){e.markedSpans=e.markedSpans?e.markedSpans.concat([t]):[t],t.marker.attachLine(e)}(e,new Tt(a,l==t.line?t.ch:null,l==r.line?r.ch:null)),++l})),a.collapsed&&e.iter(t.line,r.line+1,(function(t){Ht(e,t)&&Ye(t,0)})),a.clearOnEnter&&de(a,"beforeCursorEnter",(function(){return a.clear()})),a.readOnly&&(xt=!0,(e.history.done.length||e.history.undone.length)&&e.clearHistory()),a.collapsed&&(a.id=++Ta,a.atomic=!0),u){if(o&&(u.curOp.updateMaxLine=!0),a.collapsed)dn(u,t.line,r.line+1);else if(a.className||a.startStyle||a.endStyle||a.css||a.attributes||a.title)for(var c=t.line;c<=r.line;c++)fn(u,c,"text");a.atomic&&ra(u.doc),or(u,"markerAdded",u,a)}return a}ka.prototype.clear=function(){if(!this.explicitlyCleared){var e=this.doc.cm,t=e&&!e.curOp;if(t&&Vn(e),ve(this,"clear")){var r=this.find();r&&or(this,"clear",r.from,r.to)}for(var n=null,i=null,a=0;ae.display.maxLineLength&&(e.display.maxLine=u,e.display.maxLineLength=c,e.display.maxLineChanged=!0)}null!=n&&e&&this.collapsed&&dn(e,n,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&ra(e.doc)),e&&or(e,"markerCleared",e,this,n,i),t&&qn(e),this.parent&&this.parent.clear()}},ka.prototype.find=function(e,t){var r,n;null==e&&"bookmark"==this.type&&(e=1);for(var i=0;i=0;l--)ua(this,n[l]);o?Qi(this,o):this.cm&&_n(this.cm)})),undo:ri((function(){da(this,"undo")})),redo:ri((function(){da(this,"redo")})),undoSelection:ri((function(){da(this,"undo",!0)})),redoSelection:ri((function(){da(this,"redo",!0)})),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,r=0,n=0;n=e.ch)&&t.push(i.marker.parent||i.marker)}return t},findMarks:function(e,t,r){e=ot(this,e),t=ot(this,t);var n=[],i=e.line;return this.iter(e.line,t.line+1,(function(a){var s=a.markedSpans;if(s)for(var o=0;o=l.to||null==l.from&&i!=e.line||null!=l.from&&i==t.line&&l.from>=t.ch||r&&!r(l.marker)||n.push(l.marker.parent||l.marker)}++i})),n},getAllMarks:function(){var e=[];return this.iter((function(t){var r=t.markedSpans;if(r)for(var n=0;ne)return t=e,!0;e-=a,++r})),ot(this,et(r,t))},indexFromPos:function(e){var t=(e=ot(this,e)).ch;if(e.linet&&(t=e.from),null!=e.to&&e.to-1)return t.state.draggingText(e),void 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es={selectAll:oa,singleSelection:function(e){return e.setSelection(e.getCursor("anchor"),e.getCursor("head"),G)},killLine:function(e){return Xa(e,(function(t){if(t.empty()){var r=Ve(e.doc,t.head.line).text.length;return t.head.ch==r&&t.head.line0)i=new et(i.line,i.ch+1),e.replaceRange(a.charAt(i.ch-1)+a.charAt(i.ch-2),et(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var s=Ve(e.doc,i.line-1).text;s&&(i=new et(i.line,1),e.replaceRange(a.charAt(0)+e.doc.lineSeparator()+s.charAt(s.length-1),et(i.line-1,s.length-1),i,"+transpose"))}r.push(new Ti(i,i))}e.setSelections(r)}))},newlineAndIndent:function(e){return Jn(e,(function(){for(var t=e.listSelections(),r=t.length-1;r>=0;r--)e.replaceRange(e.doc.lineSeparator(),t[r].anchor,t[r].head,"+input");t=e.listSelections();for(var n=0;n-1&&(tt((i=u.ranges[i]).from(),t)<0||t.xRel>0)&&(tt(i.to(),t)>0||t.xRel<0)?function(e,t,r,n){var i=e.display,a=!1,u=ei(e,(function(t){l&&(i.scroller.draggable=!1),e.state.draggingText=!1,he(i.wrapper.ownerDocument,"mouseup",u),he(i.wrapper.ownerDocument,"mousemove",c),he(i.scroller,"dragstart",d),he(i.scroller,"drop",u),a||(be(t),n.addNew||$i(e.doc,r,null,null,n.extend),l&&!f||s&&9==o?setTimeout((function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()}),20):i.input.focus())})),c=function(e){a=a||Math.abs(t.clientX-e.clientX)+Math.abs(t.clientY-e.clientY)>=10},d=function(){return a=!0};l&&(i.scroller.draggable=!0),e.state.draggingText=u,u.copy=!n.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),de(i.wrapper.ownerDocument,"mouseup",u),de(i.wrapper.ownerDocument,"mousemove",c),de(i.scroller,"dragstart",d),de(i.scroller,"drop",u),Tn(e),setTimeout((function(){return i.input.focus()}),20)}(e,n,t,a):function(e,t,r,n){var i=e.display,a=e.doc;be(t);var s,o,l=a.sel,u=l.ranges;if(n.addNew&&!n.extend?(o=a.sel.contains(r),s=o>-1?u[o]:new Ti(r,r)):(s=a.sel.primary(),o=a.sel.primIndex),"rectangle"==n.unit)n.addNew||(s=new Ti(r,r)),r=un(e,t,!0,!0),o=-1;else{var c=ms(e,r,n.unit);s=n.extend?qi(s,c.anchor,c.head,n.extend):c}n.addNew?-1==o?(o=u.length,Ji(a,ki(e,u.concat([s]),o),{scroll:!1,origin:"*mouse"})):u.length>1&&u[o].empty()&&"char"==n.unit&&!n.extend?(Ji(a,ki(e,u.slice(0,o).concat(u.slice(o+1)),0),{scroll:!1,origin:"*mouse"}),l=a.sel):Xi(a,o,s,W):(o=0,Ji(a,new Si([s],0),W),l=a.sel);var d=r;function f(t){if(0!=tt(d,t))if(d=t,"rectangle"==n.unit){for(var i=[],u=e.options.tabSize,c=B(Ve(a,r.line).text,r.ch,u),f=B(Ve(a,t.line).text,t.ch,u),h=Math.min(c,f),p=Math.max(c,f),g=Math.min(r.line,t.line),m=Math.min(e.lastLine(),Math.max(r.line,t.line));g<=m;g++){var v=Ve(a,g).text,y=K(v,h,u);h==p?i.push(new Ti(et(g,y),et(g,y))):v.length>y&&i.push(new Ti(et(g,y),et(g,K(v,p,u))))}i.length||i.push(new Ti(r,r)),Ji(a,ki(e,l.ranges.slice(0,o).concat(i),o),{origin:"*mouse",scroll:!1}),e.scrollIntoView(t)}else{var b,E=s,x=ms(e,t,n.unit),S=E.anchor;tt(x.anchor,S)>0?(b=x.head,S=at(E.from(),x.anchor)):(b=x.anchor,S=it(E.to(),x.head));var T=l.ranges.slice(0);T[o]=function(e,t){var r=t.anchor,n=t.head,i=Ve(e.doc,r.line);if(0==tt(r,n)&&r.sticky==n.sticky)return t;var a=ue(i);if(!a)return t;var s=oe(a,r.ch,r.sticky),o=a[s];if(o.from!=r.ch&&o.to!=r.ch)return t;var l,u=s+(o.from==r.ch==(1!=o.level)?0:1);if(0==u||u==a.length)return t;if(n.line!=r.line)l=(n.line-r.line)*("ltr"==e.doc.direction?1:-1)>0;else{var c=oe(a,n.ch,n.sticky),d=c-s||(n.ch-r.ch)*(1==o.level?-1:1);l=c==u-1||c==u?d<0:d>0}var f=a[u+(l?-1:0)],h=l==(1==f.level),p=h?f.from:f.to,g=h?"after":"before";return r.ch==p&&r.sticky==g?t:new Ti(new et(r.line,p,g),n)}(e,new Ti(ot(a,S),b)),Ji(a,ki(e,T,o),W)}}var h=i.wrapper.getBoundingClientRect(),p=0;function g(t){e.state.selectingText=!1,p=1/0,t&&(be(t),i.input.focus()),he(i.wrapper.ownerDocument,"mousemove",m),he(i.wrapper.ownerDocument,"mouseup",v),a.history.lastSelOrigin=null}var m=ei(e,(function(t){0!==t.buttons&&ke(t)?function t(r){var s=++p,o=un(e,r,!0,"rectangle"==n.unit);if(o)if(0!=tt(o,d)){e.curOp.focus=R(),f(o);var l=An(i,a);(o.line>=l.to||o.lineh.bottom?20:0;u&&setTimeout(ei(e,(function(){p==s&&(i.scroller.scrollTop+=u,t(r))})),50)}}(t):g(t)})),v=ei(e,g);e.state.selectingText=v,de(i.wrapper.ownerDocument,"mousemove",m),de(i.wrapper.ownerDocument,"mouseup",v)}(e,n,t,a)}(t,n,a,e):Te(e)==r.scroller&&be(e):2==i?(n&&$i(t.doc,n),setTimeout((function(){return r.input.focus()}),20)):3==i&&(T?t.display.input.onContextMenu(e):Tn(t)))}}function ms(e,t,r){if("char"==r)return new Ti(t,t);if("word"==r)return e.findWordAt(t);if("line"==r)return new Ti(et(t.line,0),ot(e.doc,et(t.line+1,0)));var n=r(e,t);return new Ti(n.from,n.to)}function vs(e,t,r,n){var i,a;if(t.touches)i=t.touches[0].clientX,a=t.touches[0].clientY;else try{i=t.clientX,a=t.clientY}catch(e){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;n&&be(t);var s=e.display,o=s.lineDiv.getBoundingClientRect();if(a>o.bottom||!ve(e,r))return xe(t);a-=o.top-s.viewOffset;for(var l=0;l=i)return pe(e,r,e,Ze(e.doc,a),e.display.gutterSpecs[l].className,t),xe(t)}}function ys(e,t){return vs(e,t,"gutterClick",!0)}function bs(e,t){xr(e.display,t)||function(e,t){return!!ve(e,"gutterContextMenu")&&vs(e,t,"gutterContextMenu",!1)}(e,t)||ge(e,t,"contextmenu")||T||e.display.input.onContextMenu(t)}function Es(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),jr(e)}ps.prototype.compare=function(e,t,r){return this.time+400>e&&0==tt(t,this.pos)&&r==this.button};var xs={toString:function(){return"CodeMirror.Init"}},Ss={},Ts={};function ks(e,t,r){if(!t!=!(r&&r!=xs)){var n=e.display.dragFunctions,i=t?de:he;i(e.display.scroller,"dragstart",n.start),i(e.display.scroller,"dragenter",n.enter),i(e.display.scroller,"dragover",n.over),i(e.display.scroller,"dragleave",n.leave),i(e.display.scroller,"drop",n.drop)}}function ws(e){e.options.lineWrapping?(I(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(C(e.display.wrapper,"CodeMirror-wrap"),Kt(e)),ln(e),dn(e),jr(e),setTimeout((function(){return Hn(e)}),100)}function Cs(e,t){var r=this;if(!(this instanceof Cs))return new Cs(e,t);this.options=t=t?N(t):{},N(Ss,t,!1);var n=t.value;"string"==typeof n?n=new Oa(n,t.mode,null,t.lineSeparator,t.direction):t.mode&&(n.modeOption=t.mode),this.doc=n;var i=new Cs.inputStyles[t.inputStyle](this),a=this.display=new mi(e,n,i,t);for(var u in a.wrapper.CodeMirror=this,Es(this),t.lineWrapping&&(this.display.wrapper.className+=" 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r*r+n*n>400}de(t.scroller,"touchstart",(function(i){if(!ge(e,i)&&!function(e){if(1!=e.touches.length)return!1;var t=e.touches[0];return t.radiusX<=1&&t.radiusY<=1}(i)&&!ys(e,i)){t.input.ensurePolled(),clearTimeout(r);var a=+new Date;t.activeTouch={start:a,moved:!1,prev:a-n.end<=300?n:null},1==i.touches.length&&(t.activeTouch.left=i.touches[0].pageX,t.activeTouch.top=i.touches[0].pageY)}})),de(t.scroller,"touchmove",(function(){t.activeTouch&&(t.activeTouch.moved=!0)})),de(t.scroller,"touchend",(function(r){var n=t.activeTouch;if(n&&!xr(t,r)&&null!=n.left&&!n.moved&&new Date-n.start<300){var s,o=e.coordsChar(t.activeTouch,"page");s=!n.prev||a(n,n.prev)?new Ti(o,o):!n.prev.prev||a(n,n.prev.prev)?e.findWordAt(o):new Ti(et(o.line,0),ot(e.doc,et(o.line+1,0))),e.setSelection(s.anchor,s.head),e.focus(),be(r)}i()})),de(t.scroller,"touchcancel",i),de(t.scroller,"scroll",(function(){t.scroller.clientHeight&&(Fn(e,t.scroller.scrollTop),Nn(e,t.scroller.scrollLeft,!0),pe(e,"scroll",e))})),de(t.scroller,"mousewheel",(function(t){return xi(e,t)})),de(t.scroller,"DOMMouseScroll",(function(t){return xi(e,t)})),de(t.wrapper,"scroll",(function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0})),t.dragFunctions={enter:function(t){ge(e,t)||Se(t)},over:function(t){ge(e,t)||(function(e,t){var r=un(e,t);if(r){var n=document.createDocumentFragment();yn(e,r,n),e.display.dragCursor||(e.display.dragCursor=D("div",null,"CodeMirror-cursors CodeMirror-dragcursors"),e.display.lineSpace.insertBefore(e.display.dragCursor,e.display.cursorDiv)),A(e.display.dragCursor,n)}}(e,t),Se(t))},start:function(t){return function(e,t){if(s&&(!e.state.draggingText||+new Date-_a<100))Se(t);else if(!ge(e,t)&&!xr(e.display,t)&&(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.effectAllowed="copyMove",t.dataTransfer.setDragImage&&!f)){var r=D("img",null,null,"position: fixed; left: 0; top: 0;");r.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",d&&(r.width=r.height=1,e.display.wrapper.appendChild(r),r._top=r.offsetTop),t.dataTransfer.setDragImage(r,0,0),d&&r.parentNode.removeChild(r)}}(e,t)},drop:ei(e,Ra),leave:function(t){ge(e,t)||Ia(e)}};var l=t.input.getField();de(l,"keyup",(function(t){return cs.call(e,t)})),de(l,"keydown",ei(e,us)),de(l,"keypress",ei(e,ds)),de(l,"focus",(function(t){return kn(e,t)})),de(l,"blur",(function(t){return wn(e,t)}))}(this),Pa(),Vn(this),this.curOp.forceUpdate=!0,Fi(this,n),t.autofocus&&!v||this.hasFocus()?setTimeout((function(){r.hasFocus()&&!r.state.focused&&kn(r)}),20):wn(this),Ts)Ts.hasOwnProperty(u)&&Ts[u](this,t[u],xs);fi(this),t.finishInit&&t.finishInit(this);for(var c=0;c150)){if(!n)return;r="prev"}}else u=0,r="not";"prev"==r?u=t>a.first?B(Ve(a,t-1).text,null,s):0:"add"==r?u=l+e.options.indentUnit:"subtract"==r?u=l-e.options.indentUnit:"number"==typeof r&&(u=l+r),u=Math.max(0,u);var d="",f=0;if(e.options.indentWithTabs)for(var h=Math.floor(u/s);h;--h)f+=s,d+="\t";if(fs,l=_e(t),u=null;if(o&&n.ranges.length>1)if(Ds&&Ds.text.join("\n")==t){if(n.ranges.length%Ds.text.length==0){u=[];for(var c=0;c=0;f--){var h=n.ranges[f],p=h.from(),g=h.to();h.empty()&&(r&&r>0?p=et(p.line,p.ch-r):e.state.overwrite&&!o?g=et(g.line,Math.min(Ve(a,g.line).text.length,g.ch+$(l).length)):o&&Ds&&Ds.lineWise&&Ds.text.join("\n")==l.join("\n")&&(p=g=et(p.line,0)));var m={from:p,to:g,text:u?u[f%u.length]:l,origin:i||(o?"paste":e.state.cutIncoming>s?"cut":"+input")};ua(e.doc,m),or(e,"inputRead",e,m)}t&&!o&&Is(e,t),_n(e),e.curOp.updateInput<2&&(e.curOp.updateInput=d),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function Rs(e,t){var r=e.clipboardData&&e.clipboardData.getData("Text");if(r)return e.preventDefault(),t.isReadOnly()||t.options.disableInput||Jn(t,(function(){return _s(t,r,0,null,"paste")})),!0}function Is(e,t){if(e.options.electricChars&&e.options.smartIndent)for(var r=e.doc.sel,n=r.ranges.length-1;n>=0;n--){var i=r.ranges[n];if(!(i.head.ch>100||n&&r.ranges[n-1].head.line==i.head.line)){var a=e.getModeAt(i.head),s=!1;if(a.electricChars){for(var o=0;o-1){s=As(e,i.head.line,"smart");break}}else a.electricInput&&a.electricInput.test(Ve(e.doc,i.head.line).text.slice(0,i.head.ch))&&(s=As(e,i.head.line,"smart"));s&&or(e,"electricInput",e,i.head.line)}}}function Ms(e){for(var t=[],r=[],n=0;n0?0:-1));s=isNaN(c)?null:new et(t.line,Math.max(0,Math.min(o.text.length,t.ch+r*(c>=55296&&c<56320?2:1))),-r)}else s=i?function(e,t,r,n){var i=ue(t,e.doc.direction);if(!i)return Qa(t,r,n);r.ch>=t.text.length?(r.ch=t.text.length,r.sticky="before"):r.ch<=0&&(r.ch=0,r.sticky="after");var 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h=e.findMarks(et(n,0),et(i+1,0),(m=+f,function(e){return e.id==m}));return void(h.length&&(a=h[0].find(0))&&c(qe(e.doc,a.from,a.to).join(o)))}if("false"==t.getAttribute("contenteditable"))return;var p=/^(pre|div|p|li|table|br)$/i.test(t.nodeName);if(!/^br$/i.test(t.nodeName)&&0==t.textContent.length)return;p&&u();for(var g=0;g1&&f.length>1;)if($(d)==$(f))d.pop(),f.pop(),l--;else{if(d[0]!=f[0])break;d.shift(),f.shift(),t++}for(var h=0,p=0,g=d[0],m=f[0],v=Math.min(g.length,m.length);hs.ch&&y.charCodeAt(y.length-p-1)==b.charCodeAt(b.length-p-1);)h--,p++;d[d.length-1]=y.slice(0,y.length-p).replace(/^\u200b+/,""),d[0]=d[0].slice(h).replace(/\u200b+$/,"");var x=et(t,h),S=et(l,f.length?$(f).length-p:0);return d.length>1||d[0]||tt(x,S)?(pa(n.doc,d,x,S,"+input"),!0):void 0},js.prototype.ensurePolled=function(){this.forceCompositionEnd()},js.prototype.reset=function(){this.forceCompositionEnd()},js.prototype.forceCompositionEnd=function(){this.composing&&(clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus())},js.prototype.readFromDOMSoon=function(){var e=this;null==this.readDOMTimeout&&(this.readDOMTimeout=setTimeout((function(){if(e.readDOMTimeout=null,e.composing){if(!e.composing.done)return;e.composing=null}e.updateFromDOM()}),80))},js.prototype.updateFromDOM=function(){var e=this;!this.cm.isReadOnly()&&this.pollContent()||Jn(this.cm,(function(){return dn(e.cm)}))},js.prototype.setUneditable=function(e){e.contentEditable="false"},js.prototype.onKeyPress=function(e){0==e.charCode||this.composing||(e.preventDefault(),this.cm.isReadOnly()||ei(this.cm,_s)(this.cm,String.fromCharCode(null==e.charCode?e.keyCode:e.charCode),0))},js.prototype.readOnlyChanged=function(e){this.div.contentEditable=String("nocursor"!=e)},js.prototype.onContextMenu=function(){},js.prototype.resetPosition=function(){},js.prototype.needsContentAttribute=!0;var zs=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new j,this.hasSelection=!1,this.composing=null};zs.prototype.init=function(e){var t=this,r=this,n=this.cm;this.createField(e);var i=this.textarea;function a(e){if(!ge(n,e)){if(n.somethingSelected())Os({lineWise:!1,text:n.getSelections()});else{if(!n.options.lineWiseCopyCut)return;var t=Ms(n);Os({lineWise:!0,text:t.text}),"cut"==e.type?n.setSelections(t.ranges,null,G):(r.prevInput="",i.value=t.text.join("\n"),F(i))}"cut"==e.type&&(n.state.cutIncoming=+new Date)}}e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),g&&(i.style.width="0px"),de(i,"input",(function(){s&&o>=9&&t.hasSelection&&(t.hasSelection=null),r.poll()})),de(i,"paste",(function(e){ge(n,e)||Rs(e,n)||(n.state.pasteIncoming=+new Date,r.fastPoll())})),de(i,"cut",a),de(i,"copy",a),de(e.scroller,"paste",(function(t){if(!xr(e,t)&&!ge(n,t)){if(!i.dispatchEvent)return n.state.pasteIncoming=+new Date,void r.focus();var a=new Event("paste");a.clipboardData=t.clipboardData,i.dispatchEvent(a)}})),de(e.lineSpace,"selectstart",(function(t){xr(e,t)||be(t)})),de(i,"compositionstart",(function(){var e=n.getCursor("from");r.composing&&r.composing.range.clear(),r.composing={start:e,range:n.markText(e,n.getCursor("to"),{className:"CodeMirror-composing"})}})),de(i,"compositionend",(function(){r.composing&&(r.poll(),r.composing.range.clear(),r.composing=null)}))},zs.prototype.createField=function(e){this.wrapper=Ps(),this.textarea=this.wrapper.firstChild},zs.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},zs.prototype.prepareSelection=function(){var e=this.cm,t=e.display,r=e.doc,n=vn(e);if(e.options.moveInputWithCursor){var i=Vr(e,r.sel.primary().head,"div"),a=t.wrapper.getBoundingClientRect(),s=t.lineDiv.getBoundingClientRect();n.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+s.top-a.top)),n.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+s.left-a.left))}return n},zs.prototype.showSelection=function(e){var t=this.cm.display;A(t.cursorDiv,e.cursors),A(t.selectionDiv,e.selection),null!=e.teTop&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},zs.prototype.reset=function(e){if(!this.contextMenuPending&&!this.composing){var t=this.cm;if(t.somethingSelected()){this.prevInput="";var r=t.getSelection();this.textarea.value=r,t.state.focused&&F(this.textarea),s&&o>=9&&(this.hasSelection=r)}else e||(this.prevInput=this.textarea.value="",s&&o>=9&&(this.hasSelection=null))}},zs.prototype.getField=function(){return this.textarea},zs.prototype.supportsTouch=function(){return!1},zs.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!v||R()!=this.textarea))try{this.textarea.focus()}catch(e){}},zs.prototype.blur=function(){this.textarea.blur()},zs.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},zs.prototype.receivedFocus=function(){this.slowPoll()},zs.prototype.slowPoll=function(){var e=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,(function(){e.poll(),e.cm.state.focused&&e.slowPoll()}))},zs.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0,t.polling.set(20,(function r(){t.poll()||e?(t.pollingFast=!1,t.slowPoll()):(e=!0,t.polling.set(60,r))}))},zs.prototype.poll=function(){var e=this,t=this.cm,r=this.textarea,n=this.prevInput;if(this.contextMenuPending||!t.state.focused||Re(r)&&!n&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=r.value;if(i==n&&!t.somethingSelected())return!1;if(s&&o>=9&&this.hasSelection===i||y&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var a=i.charCodeAt(0);if(8203!=a||n||(n="​"),8666==a)return this.reset(),this.cm.execCommand("undo")}for(var l=0,u=Math.min(n.length,i.length);l1e3||i.indexOf("\n")>-1?r.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))})),!0},zs.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},zs.prototype.onKeyPress=function(){s&&o>=9&&(this.hasSelection=null),this.fastPoll()},zs.prototype.onContextMenu=function(e){var t=this,r=t.cm,n=r.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var a=un(r,e),u=n.scroller.scrollTop;if(a&&!d){r.options.resetSelectionOnContextMenu&&-1==r.doc.sel.contains(a)&&ei(r,Ji)(r.doc,wi(a),G);var c,f=i.style.cssText,h=t.wrapper.style.cssText,p=t.wrapper.offsetParent.getBoundingClientRect();if(t.wrapper.style.cssText="position: static",i.style.cssText="position: absolute; width: 30px; height: 30px;\n top: "+(e.clientY-p.top-5)+"px; left: "+(e.clientX-p.left-5)+"px;\n z-index: 1000; background: "+(s?"rgba(255, 255, 255, .05)":"transparent")+";\n outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);",l&&(c=window.scrollY),n.input.focus(),l&&window.scrollTo(null,c),n.input.reset(),r.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=v,n.selForContextMenu=r.doc.sel,clearTimeout(n.detectingSelectAll),s&&o>=9&&m(),T){Se(e);var g=function(){he(window,"mouseup",g),setTimeout(v,20)};de(window,"mouseup",g)}else setTimeout(v,50)}function m(){if(null!=i.selectionStart){var e=r.somethingSelected(),a="​"+(e?i.value:"");i.value="⇚",i.value=a,t.prevInput=e?"":"​",i.selectionStart=1,i.selectionEnd=a.length,n.selForContextMenu=r.doc.sel}}function v(){if(t.contextMenuPending==v&&(t.contextMenuPending=!1,t.wrapper.style.cssText=h,i.style.cssText=f,s&&o<9&&n.scrollbars.setScrollTop(n.scroller.scrollTop=u),null!=i.selectionStart)){(!s||s&&o<9)&&m();var e=0,a=function(){n.selForContextMenu==r.doc.sel&&0==i.selectionStart&&i.selectionEnd>0&&"​"==t.prevInput?ei(r,oa)(r):e++<10?n.detectingSelectAll=setTimeout(a,500):(n.selForContextMenu=null,n.input.reset())};n.detectingSelectAll=setTimeout(a,200)}}},zs.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled="nocursor"==e,this.textarea.readOnly=!!e},zs.prototype.setUneditable=function(){},zs.prototype.needsContentAttribute=!1,function(e){var t=e.optionHandlers;function r(r,n,i,a){e.defaults[r]=n,i&&(t[r]=a?function(e,t,r){r!=xs&&i(e,t,r)}:i)}e.defineOption=r,e.Init=xs,r("value","",(function(e,t){return e.setValue(t)}),!0),r("mode",null,(function(e,t){e.doc.modeOption=t,Oi(e)}),!0),r("indentUnit",2,Oi,!0),r("indentWithTabs",!1),r("smartIndent",!0),r("tabSize",4,(function(e){_i(e),jr(e),dn(e)}),!0),r("lineSeparator",null,(function(e,t){if(e.doc.lineSep=t,t){var r=[],n=e.doc.first;e.doc.iter((function(e){for(var i=0;;){var a=e.text.indexOf(t,i);if(-1==a)break;i=a+t.length,r.push(et(n,a))}n++}));for(var i=r.length-1;i>=0;i--)pa(e.doc,t,r[i],et(r[i].line,r[i].ch+t.length))}})),r("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,(function(e,t,r){e.state.specialChars=new RegExp(t.source+(t.test("\t")?"":"|\t"),"g"),r!=xs&&e.refresh()})),r("specialCharPlaceholder",Qt,(function(e){return e.refresh()}),!0),r("electricChars",!0),r("inputStyle",v?"contenteditable":"textarea",(function(){throw new Error("inputStyle can not (yet) be changed in a running editor")}),!0),r("spellcheck",!1,(function(e,t){return e.getInputField().spellcheck=t}),!0),r("autocorrect",!1,(function(e,t){return e.getInputField().autocorrect=t}),!0),r("autocapitalize",!1,(function(e,t){return e.getInputField().autocapitalize=t}),!0),r("rtlMoveVisually",!E),r("wholeLineUpdateBefore",!0),r("theme","default",(function(e){Es(e),gi(e)}),!0),r("keyMap","default",(function(e,t,r){var n=Ya(t),i=r!=xs&&Ya(r);i&&i.detach&&i.detach(e,n),n.attach&&n.attach(e,i||null)})),r("extraKeys",null),r("configureMouse",null),r("lineWrapping",!1,ws,!0),r("gutters",[],(function(e,t){e.display.gutterSpecs=hi(t,e.options.lineNumbers),gi(e)}),!0),r("fixedGutter",!0,(function(e,t){e.display.gutters.style.left=t?sn(e.display)+"px":"0",e.refresh()}),!0),r("coverGutterNextToScrollbar",!1,(function(e){return Hn(e)}),!0),r("scrollbarStyle","native",(function(e){zn(e),Hn(e),e.display.scrollbars.setScrollTop(e.doc.scrollTop),e.display.scrollbars.setScrollLeft(e.doc.scrollLeft)}),!0),r("lineNumbers",!1,(function(e,t){e.display.gutterSpecs=hi(e.options.gutters,t),gi(e)}),!0),r("firstLineNumber",1,gi,!0),r("lineNumberFormatter",(function(e){return e}),gi,!0),r("showCursorWhenSelecting",!1,mn,!0),r("resetSelectionOnContextMenu",!0),r("lineWiseCopyCut",!0),r("pasteLinesPerSelection",!0),r("selectionsMayTouch",!1),r("readOnly",!1,(function(e,t){"nocursor"==t&&(wn(e),e.display.input.blur()),e.display.input.readOnlyChanged(t)})),r("screenReaderLabel",null,(function(e,t){t=""===t?null:t,e.display.input.screenReaderLabelChanged(t)})),r("disableInput",!1,(function(e,t){t||e.display.input.reset()}),!0),r("dragDrop",!0,ks),r("allowDropFileTypes",null),r("cursorBlinkRate",530),r("cursorScrollMargin",0),r("cursorHeight",1,mn,!0),r("singleCursorHeightPerLine",!0,mn,!0),r("workTime",100),r("workDelay",100),r("flattenSpans",!0,_i,!0),r("addModeClass",!1,_i,!0),r("pollInterval",100),r("undoDepth",200,(function(e,t){return e.doc.history.undoDepth=t})),r("historyEventDelay",1250),r("viewportMargin",10,(function(e){return e.refresh()}),!0),r("maxHighlightLength",1e4,_i,!0),r("moveInputWithCursor",!0,(function(e,t){t||e.display.input.resetPosition()})),r("tabindex",null,(function(e,t){return e.display.input.getField().tabIndex=t||""})),r("autofocus",null),r("direction","ltr",(function(e,t){return e.doc.setDirection(t)}),!0),r("phrases",null)}(Cs),function(e){var t=e.optionHandlers,r=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(e,r){var n=this.options,i=n[e];n[e]==r&&"mode"!=e||(n[e]=r,t.hasOwnProperty(e)&&ei(this,t[e])(this,r,i),pe(this,"optionChange",this,e))},getOption:function(e){return this.options[e]},getDoc:function(){return this.doc},addKeyMap:function(e,t){this.state.keyMaps[t?"push":"unshift"](Ya(e))},removeKeyMap:function(e){for(var t=this.state.keyMaps,r=0;rr&&(As(this,i.head.line,e,!0),r=i.head.line,n==this.doc.sel.primIndex&&_n(this));else{var 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switching to level "+S+"\n Current BW estimate: "+(Object(n.isFiniteNumber)(k)?(k/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+b.toFixed(3)+" s\n Estimated load time for the next fragment: "+T.toFixed(3)+" s\n Time to underbuffer: "+x.toFixed(3)+" s"),r.nextLoadLevel=S,this.bwEstimator.sample(f,c.loaded),this.clearTimer(),e.loader&&(this.fragCurrent=this.partCurrent=null,e.loader.abort()),r.trigger(a.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:c})}}}}}},f.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if(r.type===l.PlaylistLevelType.MAIN&&Object(n.isFiniteNumber)(r.sn)){var s=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var u=this.hls.levels[r.level],c=(u.loaded?u.loaded.bytes:0)+s.loaded,d=(u.loaded?u.loaded.duration:0)+o;u.loaded={bytes:c,duration:d},u.realBitrate=Math.round(8*c/d)}if(r.bitrateTest){var f={stats:s,frag:r,part:i,id:r.type};this.onFragBuffered(a.Events.FRAG_BUFFERED,f),r.bitrateTest=!1}}},f.onFragBuffered=function(e,t){var r=t.frag,n=t.part,i=n?n.stats:r.stats;if(!i.aborted&&r.type===l.PlaylistLevelType.MAIN&&"initSegment"!==r.sn){var a=i.parsing.end-i.loading.start;this.bwEstimator.sample(a,i.loaded),i.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},f.onError=function(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},f.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},f.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,n=r.maxAutoLevel,i=r.config,a=r.minAutoLevel,o=r.media,l=t?t.duration:e?e.duration:0,c=o?o.currentTime:0,d=o&&0!==o.playbackRate?Math.abs(o.playbackRate):1,f=this.bwEstimator?this.bwEstimator.getEstimate():i.abrEwmaDefaultEstimate,h=(s.BufferHelper.bufferInfo(o,c,i.maxBufferHole).end-c)/d,p=this.findBestLevel(f,a,n,h,i.abrBandWidthFactor,i.abrBandWidthUpFactor);if(p>=0)return p;u.logger.trace((h?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=l?Math.min(l,i.maxStarvationDelay):i.maxStarvationDelay,m=i.abrBandWidthFactor,v=i.abrBandWidthUpFactor;if(!h){var y=this.bitrateTestDelay;y&&(g=(l?Math.min(l,i.maxLoadingDelay):i.maxLoadingDelay)-y,u.logger.trace("bitrate test took "+Math.round(1e3*y)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),m=v=1)}return p=this.findBestLevel(f,a,n,h+g,m,v),Math.max(p,0)},f.findBestLevel=function(e,t,r,n,i,a){for(var s,o=this.fragCurrent,l=this.partCurrent,c=this.lastLoadedFragLevel,d=this.hls.levels,f=d[c],h=!(null==f||null===(s=f.details)||void 0===s||!s.live),p=null==f?void 0:f.codecSet,g=l?l.duration:o?o.duration:0,m=r;m>=t;m--){var v=d[m];if(v&&(!p||v.codecSet===p)){var y=v.details,b=(l?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||g,E=void 0;E=m<=c?i*e:a*e;var x=d[m].maxBitrate,S=x*b/E;if(u.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(E)+"/"+x+"/"+b+"/"+n+"/"+S),E>x&&(!S||h&&!this.bitrateTestDelay||S0&&-1===e?(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),this.state=i.State.IDLE):(this.loadedmetadata=!1,this.state=i.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()},x.doTick=function(){switch(this.state){case i.State.IDLE:this.doTickIdle();break;case i.State.WAITING_TRACK:var t,r=this.levels,n=this.trackId,a=null==r||null===(t=r[n])||void 0===t?void 0:t.details;if(a){if(this.waitForCdnTuneIn(a))break;this.state=i.State.WAITING_INIT_PTS}break;case i.State.FRAG_LOADING_WAITING_RETRY:var o,l=performance.now(),u=this.retryDate;(!u||l>=u||null!==(o=this.media)&&void 0!==o&&o.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=i.State.IDLE);break;case i.State.WAITING_INIT_PTS:var c=this.waitingData;if(c){var d=c.frag,f=c.part,h=c.cache,g=c.complete;if(void 0!==this.initPTS[d.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=i.State.FRAG_LOADING;var m={frag:d,part:f,payload:h.flush(),networkDetails:null};this._handleFragmentLoadProgress(m),g&&e.prototype._handleFragmentLoadComplete.call(this,m)}else if(this.videoTrackCC!==this.waitingVideoCC)v.logger.log("Waiting fragment cc ("+d.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var y=this.getLoadPosition(),b=s.BufferHelper.bufferInfo(this.mediaBuffer,y,this.config.maxBufferHole);Object(p.fragmentWithinToleranceTest)(b.end,this.config.maxFragLookUpTolerance,d)<0&&(v.logger.log("Waiting fragment cc ("+d.cc+") @ "+d.start+" cancelled because another fragment at "+b.end+" is needed"),this.clearWaitingFragment())}}else this.state=i.State.IDLE}this.onTickEnd()},x.clearWaitingFragment=function(){var e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=i.State.IDLE)},x.onTickEnd=function(){var e=this.media;if(e&&e.readyState){var t=(this.mediaBuffer?this.mediaBuffer:e).buffered;!this.loadedmetadata&&t.length&&(this.loadedmetadata=!0),this.lastCurrentTime=e.currentTime}},x.doTickIdle=function(){var e,t,r=this.hls,n=this.levels,s=this.media,o=this.trackId,l=r.config;if(n&&n[o]&&(s||!this.startFragRequested&&l.startFragPrefetch)){var d=n[o].details;if(!d||d.live&&this.levelLastLoaded!==o||this.waitForCdnTuneIn(d))this.state=i.State.WAITING_TRACK;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,c.ElementaryStreamTypes.AUDIO,u.PlaylistLevelType.AUDIO));var f=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,u.PlaylistLevelType.AUDIO);if(null!==f){var h=f.len,p=this.getMaxBufferLength(),g=this.audioSwitch;if(!(h>=p)||g){if(!g&&this._streamEnded(f,d))return r.trigger(a.Events.BUFFER_EOS,{type:"audio"}),void(this.state=i.State.ENDED);var m=d.fragments[0].start,v=f.end;if(g){var y=this.getLoadPosition();v=y,d.PTSKnown&&ym||f.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),s.currentTime=m+.05)}var b=this.getNextFragment(v,d);b?"identity"!==(null===(e=b.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=b.decryptdata)&&void 0!==t&&t.key?this.loadFragment(b,d,v):this.loadKey(b,d):this.bufferFlushed=!0}}}}},x.getMaxBufferLength=function(){var t=e.prototype.getMaxBufferLength.call(this),r=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,u.PlaylistLevelType.MAIN);return null===r?t:Math.max(t,r.len)},x.onMediaDetaching=function(){this.videoBuffer=null,e.prototype.onMediaDetaching.call(this)},x.onAudioTracksUpdated=function(e,t){var r=t.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(e){return new l.Level(e)}))},x.onAudioTrackSwitching=function(e,t){var r=!!t.url;this.trackId=t.id;var n=this.fragCurrent;null!=n&&n.loader&&n.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=i.State.IDLE):this.state=i.State.STOPPED,this.tick()},x.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},x.onLevelLoaded=function(e,t){this.mainDetails=t.details},x.onAudioTrackLoaded=function(e,t){var r,n=this.levels,a=t.details,s=t.id;if(n){this.log("Track "+s+" loaded ["+a.startSN+","+a.endSN+"],duration:"+a.totalduration);var o=n[s],l=0;if(a.live||null!==(r=o.details)&&void 0!==r&&r.live){var u=this.mainDetails;if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed||!u)return;!o.details&&a.hasProgramDateTime&&u.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(a,u),l=a.fragments[0].start):l=this.alignPlaylists(a,o.details)}o.details=a,this.levelLastLoaded=s,this.startFragRequested||!this.mainDetails&&a.live||this.setStartPosition(o.details,l),this.state!==i.State.WAITING_TRACK||this.waitForCdnTuneIn(a)||(this.state=i.State.IDLE),this.tick()}else this.warn("Audio tracks were reset while loading level "+s)},x._handleFragmentLoadProgress=function(e){var t,r=e.frag,n=e.part,a=e.payload,s=this.config,o=this.trackId,l=this.levels;if(l){var c=l[o];console.assert(c,"Audio track is defined on fragment load progress");var p=c.details;console.assert(p,"Audio track details are defined on fragment load progress");var g=s.defaultAudioCodec||c.audioCodec||"mp4a.40.2",m=this.transmuxer;m||(m=this.transmuxer=new f.default(this.hls,u.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var y=this.initPTS[r.cc],b=null===(t=r.initSegment)||void 0===t?void 0:t.data;if(void 0!==y){var E=n?n.index:-1,x=-1!==E,S=new h.ChunkMetadata(r.level,r.sn,r.stats.chunkCount,a.byteLength,E,x);m.push(a,b,g,"",r,n,p.totalduration,!1,S,y)}else v.logger.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+p.startSN+" ,"+p.endSN+"],track "+o),(this.waitingData=this.waitingData||{frag:r,part:n,cache:new d.default,complete:!1}).cache.push(new Uint8Array(a)),this.waitingVideoCC=this.videoTrackCC,this.state=i.State.WAITING_INIT_PTS}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},x._handleFragmentLoadComplete=function(t){this.waitingData?this.waitingData.complete=!0:e.prototype._handleFragmentLoadComplete.call(this,t)},x.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},x.onBufferCreated=function(e,t){var r=t.tracks.audio;r&&(this.mediaBuffer=r.buffer),t.tracks.video&&(this.videoBuffer=t.tracks.video.buffer)},x.onFragBuffered=function(e,t){var r=t.frag,n=t.part;r.type===u.PlaylistLevelType.AUDIO&&(this.fragContextChanged(r)?this.warn("Fragment "+r.sn+(n?" p: "+n.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==r.sn&&(this.fragPrevious=r,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(a.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(r,n)))},x.onError=function(t,r){switch(r.details){case m.ErrorDetails.FRAG_LOAD_ERROR:case m.ErrorDetails.FRAG_LOAD_TIMEOUT:case m.ErrorDetails.KEY_LOAD_ERROR:case m.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(u.PlaylistLevelType.AUDIO,r);break;case m.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case m.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==i.State.ERROR&&this.state!==i.State.STOPPED&&(this.state=r.fatal?i.State.ERROR:i.State.IDLE,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case m.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===i.State.PARSING||this.state===i.State.PARSED)){var n=!0,a=this.getFwdBufferInfo(this.mediaBuffer,u.PlaylistLevelType.AUDIO);a&&a.len>.5&&(n=!this.reduceMaxBufferLength(a.len)),n&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,e.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},x.onBufferFlushed=function(e,t){t.type===c.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},x._handleTransmuxComplete=function(e){var t,r="audio",n=this.hls,s=e.remuxResult,o=e.chunkMeta,l=this.getCurrentContext(o);if(!l)return this.warn("The loading context changed while buffering fragment "+o.sn+" of level "+o.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(o.level);var u=l.frag,d=l.part,f=s.audio,h=s.text,p=s.id3,g=s.initSegment;if(!this.fragContextChanged(u)){if(this.state=i.State.PARSING,this.audioSwitch&&f&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,u,o),n.trigger(a.Events.FRAG_PARSING_INIT_SEGMENT,{frag:u,id:r,tracks:g.tracks})),f){var m=f.startPTS,v=f.endPTS,b=f.startDTS,E=f.endDTS;d&&(d.elementaryStreams[c.ElementaryStreamTypes.AUDIO]={startPTS:m,endPTS:v,startDTS:b,endDTS:E}),u.setElementaryStreamInfo(c.ElementaryStreamTypes.AUDIO,m,v,b,E),this.bufferFragmentData(f,u,d,o)}if(null!=p&&null!==(t=p.samples)&&void 0!==t&&t.length){var x=y({frag:u,id:r},p);n.trigger(a.Events.FRAG_PARSING_METADATA,x)}if(h){var S=y({frag:u,id:r},h);n.trigger(a.Events.FRAG_PARSING_USERDATA,S)}}},x._bufferInitSegment=function(e,t,r){if(this.state===i.State.PARSING){e.video&&delete e.video;var n=e.audio;if(n){n.levelCodec=n.codec,n.id="audio",this.log("Init audio buffer, container:"+n.container+", codecs[parsed]=["+n.codec+"]"),this.hls.trigger(a.Events.BUFFER_CODECS,e);var s=n.initSegment;if(null!=s&&s.byteLength){var o={type:"audio",frag:t,part:null,chunkMeta:r,parent:t.type,data:s};this.hls.trigger(a.Events.BUFFER_APPENDING,o)}this.tick()}}},x.loadFragment=function(t,r,a){var s=this.fragmentTracker.getState(t);this.fragCurrent=t,(this.audioSwitch||s===o.FragmentState.NOT_LOADED||s===o.FragmentState.PARTIAL)&&("initSegment"===t.sn?this._loadInitSegment(t):r.live&&!Object(n.isFiniteNumber)(this.initPTS[t.cc])?(this.log("Waiting for video PTS in continuity counter "+t.cc+" of live stream before loading audio fragment "+t.sn+" of level "+this.trackId),this.state=i.State.WAITING_INIT_PTS):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,a)))},x.completeAudioSwitch=function(){var t=this.hls,r=this.media,n=this.trackId;r&&(this.log("Switching audio track : flushing all audio"),e.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,t.trigger(a.Events.AUDIO_TRACK_SWITCHED,{id:n})},E}(i.default);t.default=E},"./src/controller/audio-track-controller.ts": /*!**************************************************!*\ !*** ./src/controller/audio-track-controller.ts ***! \**************************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=r(/*! ../events */"./src/events.ts"),i=r(/*! ../errors */"./src/errors.ts"),a=r(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),s=r(/*! ../types/loader */"./src/types/loader.ts");function o(e,t){for(var r=0;r=t.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=t[this.trackId];this.log("Now switching to audio-track index "+e);var i=t[e],a=i.id,s=i.groupId,o=void 0===s?"":s,l=i.name,u=i.type,c=i.url;if(this.trackId=e,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(n.Events.AUDIO_TRACK_SWITCHING,{id:a,groupId:o,name:l,type:u,url:c}),!i.details||i.details.live){var d=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(d)}}},f.selectInitialTrack=function(){var e=this.tracksInGroup;console.assert(e.length,"Initial audio track should be selected when tracks are known");var t=this.trackName,r=this.findTrackId(t)||this.findTrackId();-1!==r?this.setAudioTrack(r):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(n.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},f.findTrackId=function(e){for(var t=this.tracksInGroup,r=0;rt.partTarget&&(u+=1)}if(Object(n.isFiniteNumber)(l))return new i.HlsUrlParameters(l,Object(n.isFiniteNumber)(u)?u:void 0,i.HlsSkip.No)}}},t.loadPlaylist=function(e){},t.shouldLoadTrack=function(e){return this.canLoad&&e&&!!e.url&&(!e.details||e.details.live)},t.playlistLoaded=function(e,t,r){var n=this,i=t.details,s=t.stats,o=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(i.advancedDateTime=Date.now()-o,i.live||null!=r&&r.live){if(i.reloaded(r),r&&this.log("live playlist "+e+" "+(i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:"MISSED")),r&&i.fragments.length>0&&Object(a.mergeDetails)(r,i),!this.canLoad||!i.live)return;var l,u=void 0,c=void 0;if(i.canBlockReload&&i.endSN&&i.advanced){var d=this.hls.config.lowLatencyMode,f=i.lastPartSn,h=i.endSN,p=i.lastPartIndex,g=f===h;-1!==p?(u=g?h+1:f,c=g?d?0:p:p+1):u=h+1;var m=i.age,v=m+i.ageHeader,y=Math.min(v-i.partTarget,1.5*i.targetduration);if(y>0){if(r&&y>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+y+" with playlist age: "+i.age),y=0;else{var b=Math.floor(y/i.targetduration);u+=b,void 0!==c&&(c+=Math.round(y%i.targetduration/i.partTarget)),this.log("CDN Tune-in age: "+i.ageHeader+"s last advanced "+m.toFixed(2)+"s goal: "+y+" skip sn "+b+" to part "+c)}i.tuneInGoal=y}if(l=this.getDeliveryDirectives(i,t.deliveryDirectives,u,c),d||!g)return void this.loadPlaylist(l)}else l=this.getDeliveryDirectives(i,t.deliveryDirectives,u,c);var E=Object(a.computeReloadInterval)(i,s);void 0!==u&&i.canBlockReload&&(E-=i.partTarget||1),this.log("reload live playlist "+e+" in "+Math.round(E)+" ms"),this.timer=self.setTimeout((function(){return n.loadPlaylist(l)}),E)}else this.clearTimer()},t.getDeliveryDirectives=function(e,t,r,n){var a=Object(i.getSkipValue)(e,r);return null!=t&&t.skip&&e.deltaUpdateFailed&&(r=t.msn,n=t.part,a=i.HlsSkip.No),new i.HlsUrlParameters(r,n,a)},t.retryLoadingOrFail=function(e){var t,r=this,n=this.hls.config,i=this.retryCount-1&&null!==(t=e.context)&&void 0!==t&&t.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+e.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*n.levelLoadingRetryDelay,n.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+e.details+'"')}else this.warn('cannot recover from error "'+e.details+'"'),this.clearTimer(),e.fatal=!0;return i},e}()},"./src/controller/base-stream-controller.ts": /*!**************************************************!*\ !*** ./src/controller/base-stream-controller.ts ***! \**************************************************/ /*! exports provided: State, default */function(e,t,r){"use strict";r.r(t),r.d(t,"State",(function(){return x})),r.d(t,"default",(function(){return S}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ../task-loop */"./src/task-loop.ts"),a=r(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),s=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),o=r(/*! ../utils/logger */"./src/utils/logger.ts"),l=r(/*! ../events */"./src/events.ts"),u=r(/*! ../errors */"./src/errors.ts"),c=r(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),d=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),f=r(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),h=r(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),p=r(/*! ./level-helper */"./src/controller/level-helper.ts"),g=r(/*! ../loader/fragment-loader */"./src/loader/fragment-loader.ts"),m=r(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),v=r(/*! ../utils/time-ranges */"./src/utils/time-ranges.ts"),y=r(/*! ../types/loader */"./src/types/loader.ts");function b(e,t){for(var r=0;rt.start+t.duration+u;(o0&&a&&a.key&&a.iv&&"AES-128"===a.method){var s=self.performance.now();return t.decrypter.webCryptoDecrypt(new Uint8Array(i),a.key.buffer,a.iv.buffer).then((function(t){var i=self.performance.now();return n.trigger(l.Events.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:s,tdecrypt:i}}),r.payload=t,r}))}return r})).then((function(r){var n=t.fragCurrent,i=t.hls,a=t.levels;if(!a)throw new Error("init load aborted, missing levels");var s=a[e.level].details;console.assert(s,"Level details are defined when init segment is loaded");var o=e.stats;t.state=x.IDLE,t.fragLoadError=0,e.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===n&&i.trigger(l.Events.FRAG_BUFFERED,{stats:o,frag:n,part:null,id:e.type}),t.tick()})).catch((function(r){t.warn(r),t.resetFragmentLoading(e)}))},w.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.level!==t.level||e.sn!==t.sn||e.urlId!==t.urlId},w.fragBufferedComplete=function(e,t){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level+" "+v.default.toString(s.BufferHelper.getBuffered(r))),this.state=x.IDLE,this.tick()},w._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var r=e.frag,n=e.part,i=e.partsLoaded,a=!i||0===i.length||i.some((function(e){return!e})),s=new c.ChunkMetadata(r.level,r.sn,r.stats.chunkCount+1,0,n?n.index:-1,!a);t.flush(s)}},w._handleFragmentLoadProgress=function(e){},w._doFragLoad=function(e,t,r,i){var a=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(e.start,r||0),this.config.lowLatencyMode&&t){var s=t.partList;if(s&&i){r>e.end&&t.fragmentHint&&(e=t.fragmentHint);var o=this.getNextPart(s,e,r);if(o>-1){var u=s[o];return this.log("Loading part sn: "+e.sn+" p: "+u.index+" cc: "+e.cc+" of playlist ["+t.startSN+"-"+t.endSN+"] parts [0-"+o+"-"+(s.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=x.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:e,part:s[o],targetBufferTime:r}),this.doFragPartsLoad(e,s,o,i).catch((function(e){return a.handleFragLoadError(e)}))}if(!e.url||this.loadedEndOfParts(s,r))return Promise.resolve(null)}}return this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(t?"of ["+t.startSN+"-"+t.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),Object(n.isFiniteNumber)(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=x.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:e,targetBufferTime:r}),this.fragmentLoader.load(e,i).catch((function(e){return a.handleFragLoadError(e)}))},w.doFragPartsLoad=function(e,t,r,n){var i=this;return new Promise((function(a,s){var o=[];!function r(u){var c=t[u];i.fragmentLoader.loadPart(e,c,n).then((function(n){o[c.index]=n;var s=n.part;i.hls.trigger(l.Events.FRAG_LOADED,n);var d=t[u+1];if(!d||d.fragment!==e)return a({frag:e,part:s,partsLoaded:o});r(u+1)})).catch(s)}(r)}))},w.handleFragLoadError=function(e){var t=e.data;return t&&t.details===u.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(l.Events.ERROR,t),null},w._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===x.PARSING){var r=t.frag,n=t.part,i=t.level,a=self.performance.now();r.stats.parsing.end=a,n&&(n.stats.parsing.end=a),this.updateLevelTiming(r,n,i,e.partial)}else this.fragCurrent||(this.state=x.IDLE)},w.getCurrentContext=function(e){var t=this.levels,r=e.level,n=e.sn,i=e.part;if(!t||!t[r])return this.warn("Levels object was unset while buffering fragment "+n+" of level "+r+". The current chunk will not be buffered."),null;var a=t[r],s=i>-1?Object(p.getPartWith)(a,n,i):null,o=s?s.fragment:Object(p.getFragmentWithSN)(a,n,this.fragCurrent);return o?{frag:o,part:s,level:a}:null},w.bufferFragmentData=function(e,t,r,n){if(e&&this.state===x.PARSING){var i=e.data1,a=e.data2,s=i;if(i&&a&&(s=Object(d.appendUint8Array)(i,a)),s&&s.length){var o={type:e.type,frag:t,part:r,chunkMeta:n,parent:t.type,data:s};this.hls.trigger(l.Events.BUFFER_APPENDING,o),e.dropped&&e.independent&&!r&&this.flushBufferGap(t)}}},w.flushBufferGap=function(e){var t=this.media;if(t)if(s.BufferHelper.isBuffered(t,t.currentTime)){var r=t.currentTime,n=s.BufferHelper.bufferInfo(t,r,0),i=e.duration,a=Math.min(2*this.config.maxFragLookUpTolerance,.25*i),o=Math.max(Math.min(e.start-a,n.end-a),r+a);e.start-o>a&&this.flushMainBuffer(o,e.start)}else this.flushMainBuffer(0,e.start)},w.getFwdBufferInfo=function(e,t){var r=this.config,i=this.getLoadPosition();if(!Object(n.isFiniteNumber)(i))return null;var a=s.BufferHelper.bufferInfo(e,i,r.maxBufferHole);if(0===a.len&&void 0!==a.nextStart){var o=this.fragmentTracker.getBufferedFrag(i,t);if(o&&a.nextStart=r&&(t.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},w.getNextFragment=function(e,t){var r,n,i=t.fragments,a=i.length;if(!a)return null;var s,o=this.config,l=i[0].start;if(t.live){var u=o.initialLiveManifestSize;if(a-1&&rr.start&&r.loaded},w.getInitialLiveFragment=function(e,t){var r=this.fragPrevious,n=null;if(r){if(e.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),n=Object(h.findFragmentByPDT)(t,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!n){var i=r.sn+1;if(i>=e.startSN&&i<=e.endSN){var a=t[i-e.startSN];r.cc===a.cc&&(n=a,this.log("Live playlist, switching playlist, load frag with next SN: "+n.sn))}n||(n=Object(h.findFragWithCC)(t,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+n.sn)}}else{var s=this.hls.liveSyncPosition;null!==s&&(n=this.getFragmentAtPosition(s,this.bitrateTest?e.fragmentEnd:e.edge,e))}return n},w.getFragmentAtPosition=function(e,t,r){var n,i=this.config,s=this.fragPrevious,o=r.fragments,l=r.endSN,u=r.fragmentHint,c=i.maxFragLookUpTolerance,d=!!(i.lowLatencyMode&&r.partList&&u);if(d&&u&&!this.bitrateTest&&(o=o.concat(u),l=u.sn),et-c?0:c;n=Object(h.findFragmentByPTS)(s,o,e,f)}else n=o[o.length-1];if(n){var p=n.sn-r.startSN,g=s&&n.level===s.level,m=o[p+1];if(this.fragmentTracker.getState(n)===a.FragmentState.BACKTRACKED){n=null;for(var v=p;o[v]&&this.fragmentTracker.getState(o[v])===a.FragmentState.BACKTRACKED;)n=s?o[v--]:o[--v];n||(n=m)}else s&&n.sn===s.sn&&!d&&g&&(n.sn=a-t.maxFragLookUpTolerance&&i<=s;if(null!==n&&r.duration>n&&(i"+e.startSN+" prev-sn: "+(a?a.sn:"na")+" fragments: "+o),d}return l},w.waitForCdnTuneIn=function(e){return e.live&&e.canBlockReload&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)},w.setStartPosition=function(e,t){var r=this.startPosition;if(r"+e))}}])&&b(S.prototype,T),k&&b(S,k),i}(i.default)},"./src/controller/buffer-controller.ts": /*!*********************************************!*\ !*** ./src/controller/buffer-controller.ts ***! \*********************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return h}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ../events */"./src/events.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),s=r(/*! ../errors */"./src/errors.ts"),o=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),l=r(/*! ../utils/mediasource-helper */"./src/utils/mediasource-helper.ts"),u=r(/*! ../loader/fragment */"./src/loader/fragment.ts"),c=r(/*! ./buffer-operation-queue */"./src/controller/buffer-operation-queue.ts"),d=Object(l.getMediaSource)(),f=/([ha]vc.)(?:\.[^.,]+)+/,h=function(){function e(e){var t=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 e=t.hls,r=t.media,n=t.mediaSource;a.logger.log("[buffer-controller]: Media source opened"),r&&(t.updateMediaElementDuration(),e.trigger(i.Events.MEDIA_ATTACHED,{media:r})),n&&n.removeEventListener("sourceopen",t._onMediaSourceOpen),t.checkPendingTracks()},this._onMediaSourceClose=function(){a.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){a.logger.log("[buffer-controller]: Media source ended")},this.hls=e,this._initSourceBuffer(),this.registerListeners()}var t=e.prototype;return t.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null},t.registerListeners=function(){var e=this.hls;e.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(i.Events.BUFFER_RESET,this.onBufferReset,this),e.on(i.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(i.Events.BUFFER_EOS,this.onBufferEos,this),e.on(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(i.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(i.Events.FRAG_PARSED,this.onFragParsed,this),e.on(i.Events.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(i.Events.BUFFER_RESET,this.onBufferReset,this),e.off(i.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(i.Events.BUFFER_EOS,this.onBufferEos,this),e.off(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(i.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(i.Events.FRAG_PARSED,this.onFragParsed,this),e.off(i.Events.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new c.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},t.onManifestParsed=function(e,t){var r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,a.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var r=this.media=t.media;if(r&&d){var n=this.mediaSource=new d;n.addEventListener("sourceopen",this._onMediaSourceOpen),n.addEventListener("sourceended",this._onMediaSourceEnded),n.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(n),this._objectUrl=r.src}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,r=this._objectUrl;if(t){if(a.logger.log("[buffer-controller]: media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){a.logger.warn("[buffer-controller]: onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(r&&self.URL.revokeObjectURL(r),e.src===r?(e.removeAttribute("src"),e.load()):a.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(i.Events.MEDIA_DETACHED,void 0)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){var r=e.sourceBuffer[t];try{r&&(e.removeBufferListeners(t),e.mediaSource&&e.mediaSource.removeSourceBuffer(r),e.sourceBuffer[t]=void 0)}catch(e){a.logger.warn("[buffer-controller]: Failed to reset the "+t+" buffer",e)}})),this._initSourceBuffer()},t.onBufferCodecs=function(e,t){var r=this,n=this.getSourceBufferTypes().length;Object.keys(t).forEach((function(e){if(n){var i=r.tracks[e];if(i&&"function"==typeof i.buffer.changeType){var a=t[e],s=a.codec,o=a.levelCodec,l=a.container;if((i.levelCodec||i.codec).replace(f,"$1")!==(o||s).replace(f,"$1")){var u=l+";codecs="+(o||s);r.appendChangeType(e,u)}}}else r.pendingTracks[e]=t[e]})),n||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.appendChangeType=function(e,t){var r=this,n=this.operationQueue,i={execute:function(){var i=r.sourceBuffer[e];i&&(a.logger.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+t),i.changeType(t)),n.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){a.logger.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",t)}};n.append(i,e)},t.onBufferAppending=function(e,t){var r=this,n=this.hls,l=this.operationQueue,u=this.tracks,c=t.data,d=t.type,f=t.frag,h=t.part,p=t.chunkMeta,g=p.buffering[d],m=self.performance.now();g.start=m;var v=f.stats.buffering,y=h?h.stats.buffering:null;0===v.start&&(v.start=m),y&&0===y.start&&(y.start=m);var b=u.audio,E="audio"===d&&1===p.id&&"audio/mpeg"===(null==b?void 0:b.container),x={execute:function(){if(g.executeStart=self.performance.now(),E){var e=r.sourceBuffer[d];if(e){var t=f.start-e.timestampOffset;Math.abs(t)>=.1&&(a.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+t+") sn: "+f.sn+")"),e.timestampOffset=f.start)}}r.appendExecutor(c,d)},onStart:function(){},onComplete:function(){var e=self.performance.now();g.executeEnd=g.end=e,0===v.first&&(v.first=e),y&&0===y.first&&(y.first=e);var t=r.sourceBuffer,n={};for(var a in t)n[a]=o.BufferHelper.getBuffered(t[a]);r.appendError=0,r.hls.trigger(i.Events.BUFFER_APPENDED,{type:d,frag:f,part:h,chunkMeta:p,parent:f.type,timeRanges:n})},onError:function(e){a.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",e);var t={type:s.ErrorTypes.MEDIA_ERROR,parent:f.type,details:s.ErrorDetails.BUFFER_APPEND_ERROR,err:e,fatal:!1};e.code===DOMException.QUOTA_EXCEEDED_ERR?t.details=s.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,t.details=s.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>n.config.appendErrorMaxRetry&&(a.logger.error("[buffer-controller]: Failed "+n.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),t.fatal=!0)),n.trigger(i.Events.ERROR,t)}};l.append(x,d)},t.onBufferFlushing=function(e,t){var r=this,n=this.operationQueue,s=function(e){return{execute:r.removeExecutor.bind(r,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(i.Events.BUFFER_FLUSHED,{type:e})},onError:function(t){a.logger.warn("[buffer-controller]: Failed to remove from "+e+" SourceBuffer",t)}}};t.type?n.append(s(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){n.append(s(e),e)}))},t.onFragParsed=function(e,t){var r=this,n=t.frag,s=t.part,o=[],l=s?s.elementaryStreams:n.elementaryStreams;l[u.ElementaryStreamTypes.AUDIOVIDEO]?o.push("audiovideo"):(l[u.ElementaryStreamTypes.AUDIO]&&o.push("audio"),l[u.ElementaryStreamTypes.VIDEO]&&o.push("video")),0===o.length&&a.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+n.type+" level: "+n.level+" sn: "+n.sn),this.blockBuffers((function(){var e=self.performance.now();n.stats.buffering.end=e,s&&(s.stats.buffering.end=e);var t=s?s.stats:n.stats;r.hls.trigger(i.Events.FRAG_BUFFERED,{frag:n,part:s,stats:t,id:n.type})}),o)},t.onFragChanged=function(e,t){this.flushBackBuffer()},t.onBufferEos=function(e,t){var r=this;this.getSourceBufferTypes().reduce((function(e,n){var i=r.sourceBuffer[n];return t.type&&t.type!==n||i&&!i.ended&&(i.ended=!0,a.logger.log("[buffer-controller]: "+n+" sourceBuffer now EOS")),e&&!(i&&!i.ended)}),!0)&&this.blockBuffers((function(){var e=r.mediaSource;e&&"open"===e.readyState&&e.endOfStream()}))},t.onLevelUpdated=function(e,t){var r=t.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.flushBackBuffer=function(){var e=this.hls,t=this.details,r=this.media,a=this.sourceBuffer;if(r&&null!==t){var s=this.getSourceBufferTypes();if(s.length){var l=t.live&&null!==e.config.liveBackBufferLength?e.config.liveBackBufferLength:e.config.backBufferLength;if(Object(n.isFiniteNumber)(l)&&!(l<0)){var u=r.currentTime,c=t.levelTargetDuration,d=Math.max(l,c),f=Math.floor(u/c)*c-d;s.forEach((function(r){var n=a[r];if(n){var s=o.BufferHelper.getBuffered(n);s.length>0&&f>s.start(0)&&(e.trigger(i.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),t.live&&e.trigger(i.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f}),e.trigger(i.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:r}))}}))}}}},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,r=this.media,i=this.mediaSource,s=e.fragments[0].start+e.totalduration,o=r.duration,l=Object(n.isFiniteNumber)(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(a.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(e)):(s>l&&s>o||!Object(n.isFiniteNumber)(o))&&(a.logger.log("[buffer-controller]: Updating Media Source duration to "+s.toFixed(3)),i.duration=s)}},t.updateSeekableRange=function(e){var t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){var n=Math.max(0,r[0].start),i=Math.max(n,n+e.totalduration);t.setLiveSeekableRange(n,i)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,r=this.pendingTracks,n=Object.keys(r).length;if(n&&!e||2===n){this.createSourceBuffers(r),this.pendingTracks={};var a=this.getSourceBufferTypes();if(0===a.length)return void this.hls.trigger(i.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});a.forEach((function(e){t.executeNext(e)}))}},t.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var n=0;for(var o in e)if(!t[o]){var l=e[o];if(!l)throw Error("source buffer exists for track "+o+", however track does not");var u=l.levelCodec||l.codec,c=l.container+";codecs="+u;a.logger.log("[buffer-controller]: creating sourceBuffer("+c+")");try{var d=t[o]=r.addSourceBuffer(c),f=o;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[o]={buffer:d,codec:u,container:l.container,levelCodec:l.levelCodec,id:l.id},n++}catch(e){a.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(i.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:c})}}n&&this.hls.trigger(i.Events.BUFFER_CREATED,{tracks:this.tracks})},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t=this.operationQueue;t.current(e).onComplete(),t.shiftAndExecuteNext(e)},t._onSBUpdateError=function(e,t){a.logger.error("[buffer-controller]: "+e+" SourceBuffer error",t),this.hls.trigger(i.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(e);r&&r.onError(t)},t.removeExecutor=function(e,t,r){var i=this.media,s=this.mediaSource,o=this.operationQueue,l=this.sourceBuffer[e];if(!i||!s||!l)return a.logger.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void o.shiftAndExecuteNext(e);var u=Object(n.isFiniteNumber)(i.duration)?i.duration:1/0,c=Object(n.isFiniteNumber)(s.duration)?s.duration:1/0,d=Math.max(0,t),f=Math.min(r,u,c);f>d?(a.logger.log("[buffer-controller]: Removing ["+d+","+f+"] from the "+e+" SourceBuffer"),console.assert(!l.updating,e+" sourceBuffer must not be updating"),l.remove(d,f)):o.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var r=this.operationQueue,n=this.sourceBuffer[t];if(!n)return a.logger.warn("[buffer-controller]: Attempting to append to the "+t+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(t);n.ended=!1,console.assert(!n.updating,t+" sourceBuffer must not be updating"),n.appendBuffer(e)},t.blockBuffers=function(e,t){var r=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return a.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve(e);var n=this.operationQueue,i=t.map((function(e){return n.appendBlocker(e)}));Promise.all(i).then((function(){e(),t.forEach((function(e){var t=r.sourceBuffer[e];t&&t.updating||n.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,r){var n=this.sourceBuffer[e];if(n){var i=r.bind(this,e);this.listeners[e].push({event:t,listener:i}),n.addEventListener(t,i)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},e}()},"./src/controller/buffer-operation-queue.ts": /*!**************************************************!*\ !*** ./src/controller/buffer-operation-queue.ts ***! \**************************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return i}));var n=r(/*! ../utils/logger */"./src/utils/logger.ts"),i=function(){function e(e){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=e}var t=e.prototype;return t.append=function(e,t){var r=this.queues[t];r.push(e),1===r.length&&this.buffers[t]&&this.executeNext(t)},t.insertAbort=function(e,t){this.queues[t].unshift(e),this.executeNext(t)},t.appendBlocker=function(e){var t,r=new Promise((function(e){t=e})),n={execute:t,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(n,e),r},t.executeNext=function(e){var t=this.buffers,r=this.queues,i=t[e],a=r[e];if(a.length){var s=a[0];try{s.execute()}catch(t){n.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),s.onError(t),i&&i.updating||(a.shift(),this.executeNext(e))}}},t.shiftAndExecuteNext=function(e){this.queues[e].shift(),this.executeNext(e)},t.current=function(e){return this.queues[e][0]},e}()},"./src/controller/cap-level-controller.ts": /*!************************************************!*\ !*** ./src/controller/cap-level-controller.ts ***! \************************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=r(/*! ../events */"./src/events.ts");function i(e,t){for(var r=0;r0&&this.mediaWidth>0){var e=this.hls.levels;if(e.length){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e.length-1),t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},s.getMaxLevel=function(t){var r=this,n=this.hls.levels;if(!n.length)return-1;var i=n.filter((function(n,i){return e.isLevelAllowed(i,r.restrictedLevels)&&i<=t}));return this.clientRect=null,e.getMaxLevelByMediaSize(i,this.mediaWidth,this.mediaHeight)},s.startCapping=function(){this.timer||(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())},s.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},s.getDimensions=function(){if(this.clientRect)return this.clientRect;var e=this.media,t={width:0,height:0};if(e){var r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t},e.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},e.getMaxLevelByMediaSize=function(e,t,r){if(!e||!e.length)return-1;for(var n,i,a=e.length-1,s=0;s=t||o.height>=r)&&(n=o,!(i=e[s+1])||n.width!==i.width||n.height!==i.height)){a=s;break}}return a},t=e,a=[{key:"contentScaleFactor",get:function(){var e=1;try{e=self.devicePixelRatio}catch(e){}return e}}],(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*e.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*e.contentScaleFactor}}])&&i(t.prototype,r),a&&i(t,a),e}();t.default=a},"./src/controller/cmcd-controller.ts": /*!*******************************************!*\ !*** ./src/controller/cmcd-controller.ts ***! \*******************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return f}));var n=r(/*! ../events */"./src/events.ts"),i=r(/*! ../types/cmcd */"./src/types/cmcd.ts"),a=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts");function o(e,t){for(var r=0;r=e.length?{done:!0}:{done:!1,value:e[n++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function c(e,t){(null==t||t>e.length)&&(t=e.length);for(var r=0,n=new Array(t);rr&&(r=a.bitrate)}return r>0?r:NaN},t.getBufferLength=function(e){var t=this.hls.media,r=e===i.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;return r&&t?1e3*a.BufferHelper.bufferInfo(r,t.currentTime,this.config.maxBufferHole).len:NaN},t.createPlaylistLoader=function(){var e=this.config.pLoader,t=this.applyPlaylistData,r=e||this.config.loader;return function(){function e(e){this.loader=void 0,this.loader=new r(e)}var n=e.prototype;return n.destroy=function(){this.loader.destroy()},n.abort=function(){this.loader.abort()},n.load=function(e,r,n){t(e),this.loader.load(e,r,n)},l(e,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),e}()},t.createFragmentLoader=function(){var e=this.config.fLoader,t=this.applyFragmentData,r=e||this.config.loader;return function(){function e(e){this.loader=void 0,this.loader=new r(e)}var n=e.prototype;return n.destroy=function(){this.loader.destroy()},n.abort=function(){this.loader.abort()},n.load=function(e,r,n){t(e),this.loader.load(e,r,n)},l(e,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),e}()},e.uuid=function(){var e=URL.createObjectURL(new Blob),t=e.toString();return URL.revokeObjectURL(e),t.substr(t.lastIndexOf("/")+1)},e.serialize=function(e){for(var t,r=[],n=function(e){return!Number.isNaN(e)&&null!=e&&""!==e&&!1!==e},i=function(e){return Math.round(e)},a=function(e){return 100*i(e/100)},s={br:i,d:i,bl:a,dl:a,mtp:a,nor:function(e){return encodeURIComponent(e)},rtp:a,tb:i},o=u(Object.keys(e||{}).sort());!(t=o()).done;){var l=t.value,c=e[l];if(n(c)&&!("v"===l&&1===c||"pr"==l&&1===c)){var d=s[l];d&&(c=d(c));var f=typeof c,h=void 0;h="ot"===l||"sf"===l||"st"===l?l+"="+c:"boolean"===f?l:"number"===f?l+"="+c:l+"="+JSON.stringify(c),r.push(h)}}return r.join(",")},e.toHeaders=function(t){for(var r={},n=["Object","Request","Session","Status"],i=[{},{},{},{}],a={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},s=0,o=Object.keys(t);s3)return void this.hls.trigger(n.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var u=3-this._requestLicenseFailureCount+1;a.logger.warn("Retrying license request, "+u+" attempts left"),this._requestLicense(r,s)}}},u._generateLicenseRequestChallenge=function(e,t){switch(e.mediaKeySystemDomain){case s.KeySystems.WIDEVINE:return t}throw new Error("unsupported key-system: "+e.mediaKeySystemDomain)},u._requestLicense=function(e,t){a.logger.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r)return a.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(n.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var s=this.getLicenseServerUrl(r.mediaKeySystemDomain),o=this._createLicenseXhr(s,e,t);a.logger.log("Sending license request to URL: "+s);var l=this._generateLicenseRequestChallenge(r,e);o.send(l)}catch(e){a.logger.error("Failure requesting DRM license: "+e),this.hls.trigger(n.Events.ERROR,{type:i.ErrorTypes.KEY_SYSTEM_ERROR,details:i.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},u.onMediaAttached=function(e,t){if(this._emeEnabled){var r=t.media;this._media=r,r.addEventListener("encrypted",this._onMediaEncrypted)}},u.onMediaDetached=function(){var e=this._media,t=this._mediaKeysList;e&&(e.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(t.map((function(e){if(e.mediaKeysSession)return e.mediaKeysSession.close().catch((function(){}))}))).then((function(){return e.setMediaKeys(null)})).catch((function(){})))},u.onManifestParsed=function(e,t){if(this._emeEnabled){var r=t.levels.map((function(e){return e.audioCodec})).filter((function(e){return!!e})),n=t.levels.map((function(e){return e.videoCodec})).filter((function(e){return!!e}));this._attemptKeySystemAccess(s.KeySystems.WIDEVINE,r,n)}},t=e,(r=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&o(t.prototype,r),l&&o(t,l),e}();t.default=l},"./src/controller/fps-controller.ts": /*!******************************************!*\ !*** ./src/controller/fps-controller.ts ***! \******************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=r(/*! ../events */"./src/events.ts"),i=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=function(){function e(e){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=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(n.Events.MEDIA_ATTACHING,this.onMediaAttaching)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var r=this.hls.config;if(r.capLevelOnFPSDrop){var n=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=n,n&&"function"==typeof n.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},t.checkFPS=function(e,t,r){var a=performance.now();if(t){if(this.lastTime){var s=a-this.lastTime,o=r-this.lastDroppedFrames,l=t-this.lastDecodedFrames,u=1e3*o/s,c=this.hls;if(c.trigger(n.Events.FPS_DROP,{currentDropped:o,currentDecoded:l,totalDroppedFrames:r}),u>0&&o>c.config.fpsDroppedMonitoringThreshold*l){var d=c.currentLevel;i.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(-1===c.autoLevelCapping||c.autoLevelCapping>=d)&&(d-=1,c.trigger(n.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:c.currentLevel}),c.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=a,this.lastDroppedFrames=r,this.lastDecodedFrames=t}},t.checkFPSInterval=function(){var e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)},e}();t.default=a},"./src/controller/fragment-finders.ts": /*!********************************************!*\ !*** ./src/controller/fragment-finders.ts ***! \********************************************/ /*! exports provided: findFragmentByPDT, findFragmentByPTS, fragmentWithinToleranceTest, pdtWithinToleranceTest, findFragWithCC */function(e,t,r){"use strict";r.r(t),r.d(t,"findFragmentByPDT",(function(){return a})),r.d(t,"findFragmentByPTS",(function(){return s})),r.d(t,"fragmentWithinToleranceTest",(function(){return o})),r.d(t,"pdtWithinToleranceTest",(function(){return l})),r.d(t,"findFragWithCC",(function(){return u}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ../utils/binary-search */"./src/utils/binary-search.ts");function a(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!Object(n.isFiniteNumber)(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;ie&&r.start?-1:0}function l(e,t,r){var n=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-n>e}function u(e,t){return i.default.search(e,(function(e){return e.cct?-1:0}))}},"./src/controller/fragment-tracker.ts": /*!********************************************!*\ !*** ./src/controller/fragment-tracker.ts ***! \********************************************/ /*! exports provided: FragmentState, FragmentTracker */function(e,t,r){"use strict";r.r(t),r.d(t,"FragmentState",(function(){return n})),r.d(t,"FragmentTracker",(function(){return s}));var n,i=r(/*! ../events */"./src/events.ts"),a=r(/*! ../types/loader */"./src/types/loader.ts");!function(e){e.NOT_LOADED="NOT_LOADED",e.BACKTRACKED="BACKTRACKED",e.APPENDING="APPENDING",e.PARTIAL="PARTIAL",e.OK="OK"}(n||(n={}));var s=function(){function e(e){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=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(i.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.on(i.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(i.Events.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(i.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.off(i.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(i.Events.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){if(t===a.PlaylistLevelType.MAIN){var r=this.activeFragment,n=this.activeParts;if(!r)return null;if(n)for(var i=n.length;i--;){var s=n[i],o=s?s.end:r.appendedPTS;if(s.start<=e&&void 0!==o&&e<=o)return i>9&&(this.activeParts=n.slice(i-9)),s}else if(r.start<=e&&void 0!==r.appendedPTS&&e<=r.appendedPTS)return r}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){for(var r=this.fragments,n=Object.keys(r),i=n.length;i--;){var a=r[n[i]];if((null==a?void 0:a.body.type)===t&&a.buffered){var s=a.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,r){var n=this;Object.keys(this.fragments).forEach((function(i){var a=n.fragments[i];if(a)if(a.buffered){var s=a.range[e];s&&s.time.some((function(e){var r=!n.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&n.removeFragment(a.body),r}))}else a.body.type===r&&n.removeFragment(a.body)}))},t.detectPartialFragments=function(e){var t=this,r=this.timeRanges,n=e.frag,i=e.part;if(r&&"initSegment"!==n.sn){var a=l(n),s=this.fragments[a];s&&(Object.keys(r).forEach((function(e){var a=n.elementaryStreams[e];if(a){var o=r[e],l=null!==i||!0===a.partial;s.range[e]=t.getBufferedTimes(n,i,l,o)}})),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},t.fragBuffered=function(e){var t=l(e),r=this.fragments[t];r&&(r.backtrack=r.loaded=null,r.buffered=!0)},t.getBufferedTimes=function(e,t,r,n){for(var i={time:[],partial:r},a=t?t.start:e.start,s=t?t.end:e.end,o=e.minEndPTS||s,l=e.maxStartPTS||a,u=0;u=c&&o<=d){i.time.push({startPTS:Math.max(a,n.start(u)),endPTS:Math.min(s,n.end(u))});break}if(ac)i.partial=!0,i.time.push({startPTS:Math.max(a,n.start(u)),endPTS:Math.min(s,n.end(u))});else if(s<=c)break}return i},t.getPartialFragment=function(e){var t,r,n,i=null,a=0,s=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach((function(u){var c=l[u];c&&o(c)&&(r=c.body.start-s,n=c.body.end+s,e>=r&&e<=n&&(t=Math.min(e-r,n-e),a<=t&&(i=c.body,a=t)))})),i},t.getState=function(e){var t=l(e),r=this.fragments[t];return r?r.buffered?o(r)?n.PARTIAL:n.OK:r.backtrack?n.BACKTRACKED:n.APPENDING:n.NOT_LOADED},t.backtrack=function(e,t){var r=l(e),n=this.fragments[r];if(!n||n.backtrack)return null;var i=n.backtrack=t||n.loaded;return n.loaded=null,i},t.getBacktrackData=function(e){var t=l(e),r=this.fragments[t];if(r){var n,i=r.backtrack;if(null!=i&&null!==(n=i.payload)&&void 0!==n&&n.byteLength)return i;this.removeFragment(e)}return null},t.isTimeBuffered=function(e,t,r){for(var n,i,a=0;a=n&&t<=i)return!0;if(t<=n)return!1}return!1},t.onFragLoaded=function(e,t){var r=t.frag,n=t.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!n){var i=l(r);this.fragments[i]={body:r,loaded:t,backtrack:null,buffered:!1,range:Object.create(null)}}},t.onBufferAppended=function(e,t){var r=this,n=t.frag,i=t.part,s=t.timeRanges;if(n.type===a.PlaylistLevelType.MAIN)if(this.activeFragment=n,i){var o=this.activeParts;o||(this.activeParts=o=[]),o.push(i)}else this.activeParts=null;this.timeRanges=s,Object.keys(s).forEach((function(e){var t=s[e];if(r.detectEvictedFragments(e,t),!i)for(var a=0;ae&&n.removeFragment(s)}}))},t.removeFragment=function(e){var t=l(e);e.stats.loaded=0,e.clearElementaryStreamInfo(),delete this.fragments[t]},t.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},e}();function o(e){var t,r;return e.buffered&&((null===(t=e.range.video)||void 0===t?void 0:t.partial)||(null===(r=e.range.audio)||void 0===r?void 0:r.partial))}function l(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn}},"./src/controller/gap-controller.ts": /*!******************************************!*\ !*** ./src/controller/gap-controller.ts ***! \******************************************/ /*! exports provided: STALL_MINIMUM_DURATION_MS, MAX_START_GAP_JUMP, SKIP_BUFFER_HOLE_STEP_SECONDS, SKIP_BUFFER_RANGE_START, default */function(e,t,r){"use strict";r.r(t),r.d(t,"STALL_MINIMUM_DURATION_MS",(function(){return o})),r.d(t,"MAX_START_GAP_JUMP",(function(){return l})),r.d(t,"SKIP_BUFFER_HOLE_STEP_SECONDS",(function(){return u})),r.d(t,"SKIP_BUFFER_RANGE_START",(function(){return c})),r.d(t,"default",(function(){return d}));var n=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),i=r(/*! ../errors */"./src/errors.ts"),a=r(/*! ../events */"./src/events.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=250,l=2,u=.1,c=.05,d=function(){function e(e,t,r,n){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=e,this.media=t,this.fragmentTracker=r,this.hls=n}var t=e.prototype;return t.destroy=function(){this.hls=this.fragmentTracker=this.media=null},t.poll=function(e){var t=this.config,r=this.media,i=this.stalled,a=r.currentTime,u=r.seeking,c=this.seeking&&!u,d=!this.seeking&&u;if(this.seeking=u,a===e){if((d||c)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackRate&&n.BufferHelper.getBuffered(r).length){var f=n.BufferHelper.bufferInfo(r,a,0),h=f.len>0,p=f.nextStart||0;if(h||p){if(u){var g=f.len>l,m=!p||p-a>l&&!this.fragmentTracker.getPartialFragment(a);if(g||m)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var v,y=Math.max(p,f.start||0)-a,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,E=(null==b||null===(v=b.details)||void 0===v?void 0:v.live)?2*b.details.targetduration:l;if(y>0&&y<=E)return void this._trySkipBufferHole(null)}var x=self.performance.now();if(null!==i){var S=x-i;!u&&S>=o&&this._reportStall(f.len);var T=n.BufferHelper.bufferInfo(r,a,t.maxBufferHole);this._tryFixBufferStall(T,S)}else this.stalled=x}}}else if(this.moved=!0,null!==i){if(this.stallReported){var k=self.performance.now()-i;s.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(k)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}},t._tryFixBufferStall=function(e,t){var r=this.config,n=this.fragmentTracker,i=this.media.currentTime,a=n.getPartialFragment(i);a&&this._trySkipBufferHole(a)||e.len>r.maxBufferHole&&t>1e3*r.highBufferWatchdogPeriod&&(s.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},t._reportStall=function(e){var t=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,s.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer (buffer="+e+")"),t.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e}))},t._trySkipBufferHole=function(e){for(var t=this.config,r=this.hls,o=this.media,l=o.currentTime,d=0,f=n.BufferHelper.getBuffered(o),h=0;h=d&&l.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),c=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;e.playbackRate=Math.min(u,Math.max(1,c))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},l.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},l.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},t=e,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,r=e.partHoldBack,n=e.targetduration,i=this.config,a=i.liveSyncDuration,s=i.liveSyncDurationCount,o=i.lowLatencyMode,l=this.hls.userConfig,u=o&&r||t;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*n);var c=n;return u+Math.min(1*this.stallCount,c)}},{key:"liveSyncPosition",get:function(){var e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;var n=r.edge,i=e-t-this.edgeStalled,a=n-r.totalduration,s=n-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,i),s)}},{key:"drift",get:function(){var e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var r=e.buffered.length;return r?e.buffered.end(r-1):t.edge-this.currentTime}}])&&s(t.prototype,r),o&&s(t,o),e}()},"./src/controller/level-controller.ts": /*!********************************************!*\ !*** ./src/controller/level-controller.ts ***! \********************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return p}));var n=r(/*! ../types/level */"./src/types/level.ts"),i=r(/*! ../events */"./src/events.ts"),a=r(/*! ../errors */"./src/errors.ts"),s=r(/*! ../utils/codecs */"./src/utils/codecs.ts"),o=r(/*! ./level-helper */"./src/controller/level-helper.ts"),l=r(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts");function c(){return(c=Object.assign||function(e){for(var t=1;t0){r=u[0].bitrate,u.sort((function(e,t){return e.bitrate-t.bitrate})),this._levels=u;for(var v=0;vthis.hls.config.fragLoadingMaxRetry&&(s=r.frag.level)):s=r.frag.level}break;case a.ErrorDetails.LEVEL_LOAD_ERROR:case a.ErrorDetails.LEVEL_LOAD_TIMEOUT:n&&(n.deliveryDirectives&&(l=!1),s=n.level),o=!0;break;case a.ErrorDetails.REMUX_ALLOC_ERROR:s=r.level,o=!0}void 0!==s&&this.recoverLevel(r,s,o,l)}}},v.recoverLevel=function(e,t,r,n){var i=e.details,a=this._levels[t];if(a.loadError++,r){if(!this.retryLoadingOrFail(e))return void(this.currentLevelIndex=-1);e.levelRetry=!0}if(n){var s=a.url.length;if(s>1&&a.loadError1){var n=(t.urlId+1)%r;this.warn("Switching to redundant URL-id "+n),this._levels.forEach((function(e){e.urlId=n})),this.level=e}},v.onFragLoaded=function(e,t){var r=t.frag;if(void 0!==r&&r.type===u.PlaylistLevelType.MAIN){var n=this._levels[r.level];void 0!==n&&(n.fragmentError=0,n.loadError=0)}},v.onLevelLoaded=function(e,t){var r,n,i=t.level,a=t.details,s=this._levels[i];if(!s)return this.warn("Invalid level index "+i),void(null!==(n=t.deliveryDirectives)&&void 0!==n&&n.skip&&(a.deltaUpdateFailed=!0));i===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(i,t,s.details)):null!==(r=t.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},v.onAudioTrackSwitched=function(e,t){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var n=-1,i=this.hls.audioTracks[t.id].groupId,a=0;a0){var n=r.urlId,a=r.url[n];if(e)try{a=e.addDirectives(a)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+t+(e?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+n+" "+a),this.clearTimer(),this.hls.trigger(i.Events.LEVEL_LOADING,{url:a,level:t,id:n,deliveryDirectives:e||null})}},v.removeLevel=function(e,t){var r=function(e,r){return r!==t},n=this._levels.filter((function(n,i){return i!==e||n.url.length>1&&void 0!==t&&(n.url=n.url.filter(r),n.audioGroupIds&&(n.audioGroupIds=n.audioGroupIds.filter(r)),n.textGroupIds&&(n.textGroupIds=n.textGroupIds.filter(r)),n.urlId=0,!0)})).map((function(e,t){var r=e.details;return null!=r&&r.fragments&&r.fragments.forEach((function(e){e.level=t})),e}));this._levels=n,this.hls.trigger(i.Events.LEVELS_UPDATED,{levels:n})},p=l,(g=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(e){var t,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==e||null===(t=r[e])||void 0===t||!t.details)){if(e<0||e>=r.length){var n=e<0;if(this.hls.trigger(i.Events.ERROR,{type:a.ErrorTypes.OTHER_ERROR,details:a.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:n,reason:"invalid level idx"}),n)return;e=Math.min(e,r.length-1)}this.clearTimer();var s=this.currentLevelIndex,o=r[s],l=r[e];this.log("switching to level "+e+" from "+s),this.currentLevelIndex=e;var u=c({},l,{level:e,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(i.Events.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var f=this.switchParams(l.uri,null==o?void 0:o.details);this.loadPlaylist(f)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}])&&d(p.prototype,g),m&&d(p,m),l}(l.default)},"./src/controller/level-helper.ts": /*!****************************************!*\ !*** ./src/controller/level-helper.ts ***! \****************************************/ /*! exports provided: addGroupId, assignTrackIdsByGroup, updatePTS, updateFragPTSDTS, mergeDetails, mapPartIntersection, mapFragmentIntersection, adjustSliding, addSliding, computeReloadInterval, getFragmentWithSN, getPartWith */function(e,t,r){"use strict";r.r(t),r.d(t,"addGroupId",(function(){return a})),r.d(t,"assignTrackIdsByGroup",(function(){return s})),r.d(t,"updatePTS",(function(){return o})),r.d(t,"updateFragPTSDTS",(function(){return u})),r.d(t,"mergeDetails",(function(){return c})),r.d(t,"mapPartIntersection",(function(){return d})),r.d(t,"mapFragmentIntersection",(function(){return f})),r.d(t,"adjustSliding",(function(){return h})),r.d(t,"addSliding",(function(){return p})),r.d(t,"computeReloadInterval",(function(){return g})),r.d(t,"getFragmentWithSN",(function(){return m})),r.d(t,"getPartWith",(function(){return v}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ../utils/logger */"./src/utils/logger.ts");function a(e,t,r){switch(t){case"audio":e.audioGroupIds||(e.audioGroupIds=[]),e.audioGroupIds.push(r);break;case"text":e.textGroupIds||(e.textGroupIds=[]),e.textGroupIds.push(r)}}function s(e){var t={};e.forEach((function(e){var r=e.groupId||"";e.id=t[r]=t[r]||0,t[r]++}))}function o(e,t,r){l(e[t],e[r])}function l(e,t){var r=t.startPTS;if(Object(n.isFiniteNumber)(r)){var i,a=0;t.sn>e.sn?(a=r-e.start,i=e):(a=e.start-r,i=t),i.duration!==a&&(i.duration=a)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function u(e,t,r,a,s,o){a-r<=0&&(i.logger.warn("Fragment should have a positive duration",t),a=r+t.duration,o=s+t.duration);var u=r,c=a,d=t.startPTS,f=t.endPTS;if(Object(n.isFiniteNumber)(d)){var h=Math.abs(d-r);Object(n.isFiniteNumber)(t.deltaPTS)?t.deltaPTS=Math.max(h,t.deltaPTS):t.deltaPTS=h,u=Math.max(r,d),r=Math.min(r,d),s=Math.min(s,t.startDTS),c=Math.min(a,f),a=Math.max(a,f),o=Math.max(o,t.endDTS)}t.duration=a-r;var p=r-t.start;t.appendedPTS=a,t.start=t.startPTS=r,t.maxStartPTS=u,t.startDTS=s,t.endPTS=a,t.minEndPTS=c,t.endDTS=o;var g,m=t.sn;if(!e||me.endSN)return 0;var v=m-e.startSN,y=e.fragments;for(y[v]=t,g=v;g>0;g--)l(y[g],y[g-1]);for(g=v;g=0;s--){var o=a[s].initSegment;if(o){r=o;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var l,c=0;if(f(e,t,(function(e,i){e.relurl&&(c=e.cc-i.cc),Object(n.isFiniteNumber)(e.startPTS)&&Object(n.isFiniteNumber)(e.endPTS)&&(i.start=i.startPTS=e.startPTS,i.startDTS=e.startDTS,i.appendedPTS=e.appendedPTS,i.maxStartPTS=e.maxStartPTS,i.endPTS=e.endPTS,i.endDTS=e.endDTS,i.minEndPTS=e.minEndPTS,i.duration=e.endPTS-e.startPTS,i.duration&&(l=i),t.PTSKnown=t.alignedSliding=!0),i.elementaryStreams=e.elementaryStreams,i.loader=e.loader,i.stats=e.stats,i.urlId=e.urlId,e.initSegment&&(i.initSegment=e.initSegment,r=e.initSegment)})),r&&(t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments).forEach((function(e){var t;e.initSegment&&e.initSegment.relurl!==(null===(t=r)||void 0===t?void 0:t.relurl)||(e.initSegment=r)})),t.skippedSegments&&(t.deltaUpdateFailed=t.fragments.some((function(e){return!e})),t.deltaUpdateFailed)){i.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var p=t.skippedSegments;p--;)t.fragments.shift();t.startSN=t.fragments[0].sn,t.startCC=t.fragments[0].cc}var g=t.fragments;if(c){i.logger.warn("discontinuity sliding from playlist, take drift into account");for(var m=0;m=n.length||p(t,n[r].start)}function p(e,t){if(t){for(var r=e.fragments,n=e.skippedSegments;n0&&a<3*n,o=t.loading.end-t.loading.start,l=e.availabilityDelay;if(!1===e.updated)if(s){var u=333*e.misses;r=Math.max(Math.min(i,2*o),u),e.availabilityDelay=(e.availabilityDelay||0)+r}else r=i;else s?(l=Math.min(l||n/2,a),e.availabilityDelay=l,r=l+n-a):r=n-o;return Math.round(r)}function m(e,t,r){if(!e||!e.details)return null;var n=e.details,i=n.fragments[t-n.startSN];return i||((i=n.fragmentHint)&&i.sn===t?i:t0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=i.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=i.State.STOPPED},S.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},S.doTick=function(){switch(this.state){case i.State.IDLE:this.doTickIdle();break;case i.State.WAITING_LEVEL:var e,t=this.levels,r=this.level,n=null==t||null===(e=t[r])||void 0===e?void 0:e.details;if(n&&(!n.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(n))break;this.state=i.State.IDLE;break}break;case i.State.FRAG_LOADING_WAITING_RETRY:var a,s=self.performance.now(),o=this.retryDate;(!o||s>=o||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=i.State.IDLE)}this.onTickEnd()},S.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},S.doTickIdle=function(){var e,t,r=this.hls,n=this.levelLastLoaded,a=this.levels,o=this.media,d=r.config,f=r.nextLoadLevel;if(null!==n&&(o||!this.startFragRequested&&d.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&a&&a[f]){var h=a[f];this.level=r.nextLoadLevel=f;var p=h.details;if(!p||this.state===i.State.WAITING_LEVEL||p.live&&this.levelLastLoaded!==f)this.state=i.State.WAITING_LEVEL;else{var g=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:o,u.PlaylistLevelType.MAIN);if(null!==g&&!(g.len>=this.getMaxBufferLength(h.maxBitrate))){if(this._streamEnded(g,p)){var m={};return this.altAudio&&(m.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,m),void(this.state=i.State.ENDED)}var v=g.end,y=this.getNextFragment(v,p);if(this.couldBacktrack&&!this.fragPrevious&&y&&"initSegment"!==y.sn){var b=y.sn-p.startSN;b>1&&(y=p.fragments[b-1],this.fragmentTracker.removeFragment(y))}if(y&&this.fragmentTracker.getState(y)===l.FragmentState.OK&&this.nextLoadPosition>v){var E=this.audioOnly&&!this.altAudio?c.ElementaryStreamTypes.AUDIO:c.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(o,E,u.PlaylistLevelType.MAIN),y=this.getNextFragment(this.nextLoadPosition,p)}y&&(!y.initSegment||y.initSegment.data||this.bitrateTest||(y=y.initSegment),"identity"!==(null===(e=y.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=y.decryptdata)&&void 0!==t&&t.key?this.loadFragment(y,p,v):this.loadKey(y,p))}}}},S.loadFragment=function(t,r,n){var i,a=this.fragmentTracker.getState(t);if(this.fragCurrent=t,a===l.FragmentState.BACKTRACKED){var s=this.fragmentTracker.getBacktrackData(t);if(s)return this._handleFragmentLoadProgress(s),void this._handleFragmentLoadComplete(s);a=l.FragmentState.NOT_LOADED}a===l.FragmentState.NOT_LOADED||a===l.FragmentState.PARTIAL?"initSegment"===t.sn?this._loadInitSegment(t):this.bitrateTest?(t.bitrateTest=!0,this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,n)):a===l.FragmentState.APPENDING?this.reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t):0===(null===(i=this.media)||void 0===i?void 0:i.buffered.length)&&this.fragmentTracker.removeAllFragments()},S.getAppendedFrag=function(e){var t=this.fragmentTracker.getAppendedFrag(e,u.PlaylistLevelType.MAIN);return t&&"fragment"in t?t.fragment:t},S.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,u.PlaylistLevelType.MAIN)},S.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},S.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},S.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var r,n=this.getAppendedFrag(t.currentTime);if(n&&n.start>1&&this.flushMainBuffer(0,n.start-1),!t.paused&&e){var i=e[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*i.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(t.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,c=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(c,Number.POSITIVE_INFINITY)}}}},S.abortCurrentFrag=function(){var e=this.fragCurrent;this.fragCurrent=null,null!=e&&e.loader&&e.loader.abort(),this.state===i.State.KEY_LOADING&&(this.state=i.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},S.flushMainBuffer=function(t,r){e.prototype.flushMainBuffer.call(this,t,r,this.altAudio?"video":null)},S.onMediaAttached=function(t,r){e.prototype.onMediaAttached.call(this,t,r);var n=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),n.addEventListener("playing",this.onvplaying),n.addEventListener("seeked",this.onvseeked),this.gapController=new h.default(this.config,n,this.fragmentTracker,this.hls)},S.onMediaDetaching=function(){var t=this.media;t&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},S.onMediaPlaying=function(){this.tick()},S.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;Object(n.isFiniteNumber)(t)&&this.log("Media seeked to "+t.toFixed(3)),this.tick()},S.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},S.onManifestParsed=function(e,t){var r,n=!1,i=!1;t.levels.forEach((function(e){(r=e.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(n=!0),-1!==r.indexOf("mp4a.40.5")&&(i=!0))})),this.audioCodecSwitch=n&&i&&!Object(a.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1},S.onLevelLoading=function(e,t){var r=this.levels;if(r&&this.state===i.State.IDLE){var n=r[t.level];(!n.details||n.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(n.details))&&(this.state=i.State.WAITING_LEVEL)}},S.onLevelLoaded=function(e,t){var r,n=this.levels,a=t.level,o=t.details,l=o.totalduration;if(n){this.log("Level "+a+" loaded ["+o.startSN+","+o.endSN+"], cc ["+o.startCC+", "+o.endCC+"] duration:"+l);var u=this.fragCurrent;!u||this.state!==i.State.FRAG_LOADING&&this.state!==i.State.FRAG_LOADING_WAITING_RETRY||u.level!==t.level&&u.loader&&(this.state=i.State.IDLE,u.loader.abort());var c=n[a],d=0;if(o.live||null!==(r=c.details)&&void 0!==r&&r.live){if(o.fragments[0]||(o.deltaUpdateFailed=!0),o.deltaUpdateFailed)return;d=this.alignPlaylists(o,c.details)}if(c.details=o,this.levelLastLoaded=a,this.hls.trigger(s.Events.LEVEL_UPDATED,{details:o,level:a}),this.state===i.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(o))return;this.state=i.State.IDLE}this.startFragRequested?o.live&&this.synchronizeToLiveEdge(o):this.setStartPosition(o,d),this.tick()}else this.warn("Levels were reset while loading level "+a)},S._handleFragmentLoadProgress=function(e){var t,r=e.frag,n=e.part,i=e.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,c=o.PTSKnown||!o.live,h=null===(t=r.initSegment)||void 0===t?void 0:t.data,p=this._getAudioCodec(s),g=this.transmuxer=this.transmuxer||new d.default(this.hls,u.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),m=n?n.index:-1,v=-1!==m,y=new f.ChunkMetadata(r.level,r.sn,r.stats.chunkCount,i.byteLength,m,v),b=this.initPTS[r.cc];g.push(i,h,p,l,r,n,o.totalduration,c,y,b)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},S.onAudioTrackSwitching=function(e,t){var r=this.altAudio,n=!!t.url,i=t.id;if(!n){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:i})}},S.onAudioTrackSwitched=function(e,t){var r=t.id,n=!!this.hls.audioTracks[r].url;if(n){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=n,this.tick()},S.onBufferCreated=function(e,t){var r,n,i=t.tracks,a=!1;for(var s in i){var o=i[s];if("main"===o.id){if(n=s,r=o,"video"===s){var l=i[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+n+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},S.onFragBuffered=function(e,t){var r=t.frag,n=t.part;if(!r||r.type===u.PlaylistLevelType.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(n?" p: "+n.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===i.State.PARSED&&(this.state=i.State.IDLE));var a=n?n.stats:r.stats;this.fragLastKbps=Math.round(8*a.total/(a.buffering.end-a.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,n)}},S.onError=function(e,t){switch(t.details){case p.ErrorDetails.FRAG_LOAD_ERROR:case p.ErrorDetails.FRAG_LOAD_TIMEOUT:case p.ErrorDetails.KEY_LOAD_ERROR:case p.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(u.PlaylistLevelType.MAIN,t);break;case p.ErrorDetails.LEVEL_LOAD_ERROR:case p.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==i.State.ERROR&&(t.fatal?(this.warn(""+t.details),this.state=i.State.ERROR):t.levelRetry||this.state!==i.State.WAITING_LEVEL||(this.state=i.State.IDLE));break;case p.ErrorDetails.BUFFER_FULL_ERROR:if("main"===t.parent&&(this.state===i.State.PARSING||this.state===i.State.PARSED)){var r=!0,n=this.getFwdBufferInfo(this.media,u.PlaylistLevelType.MAIN);n&&n.len>.5&&(r=!this.reduceMaxBufferLength(n.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},S.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){var r=o.BufferHelper.getBuffered(e);!this.loadedmetadata&&r.length?(this.loadedmetadata=!0,this.seekToStartPos()):t.poll(this.lastCurrentTime),this.lastCurrentTime=e.currentTime}},S.onFragLoadEmergencyAborted=function(){this.state=i.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},S.onBufferFlushed=function(e,t){var r=t.type;if(r!==c.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var n=(r===c.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(n,r,u.PlaylistLevelType.MAIN)}},S.onLevelsUpdated=function(e,t){this.levels=t.levels},S.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},S.seekToStartPos=function(){var e=this.media,t=e.currentTime,r=this.startPosition;if(r>=0&&t0&&(i1&&!1===e.seeking){var r=e.currentTime;if(o.BufferHelper.isBuffered(e,r)?t=this.getAppendedFrag(r):o.BufferHelper.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){var n=this.fragPlaying,i=t.level;n&&t.sn===n.sn&&n.level===i&&t.urlId===n.urlId||(this.hls.trigger(s.Events.FRAG_CHANGED,{frag:t}),n&&n.level===i||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:i}),this.fragPlaying=t)}}},b=y,(E=[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentLevel",get:function(){var e=this.media;if(e){var t=this.getAppendedFrag(e.currentTime);if(t)return t.level}return-1}},{key:"nextBufferedFrag",get:function(){var e=this.media;if(e){var t=this.getAppendedFrag(e.currentTime);return this.followingBufferedFrag(t)}return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&m(b.prototype,E),x&&m(b,x),y}(i.default)},"./src/controller/subtitle-stream-controller.ts": /*!******************************************************!*\ !*** ./src/controller/subtitle-stream-controller.ts ***! \******************************************************/ /*! exports provided: SubtitleStreamController */function(e,t,r){"use strict";r.r(t),r.d(t,"SubtitleStreamController",(function(){return g}));var n=r(/*! ../events */"./src/events.ts"),i=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),s=r(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),o=r(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),l=r(/*! ./level-helper */"./src/controller/level-helper.ts"),u=r(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),c=r(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),d=r(/*! ../types/loader */"./src/types/loader.ts"),f=r(/*! ../types/level */"./src/types/level.ts");function h(e,t){for(var r=0;r=i[o].start&&s<=i[o].end){a=i[o];break}var l=r.start+r.duration;a?a.end=l:(a={start:s,end:l},i.push(a)),this.fragmentTracker.fragBuffered(r)}}},b.onBufferFlushing=function(e,t){var r=t.startOffset,n=t.endOffset;if(0===r&&n!==Number.POSITIVE_INFINITY){var i=this.currentTrackId,a=this.levels;if(!a.length||!a[i]||!a[i].details)return;var s=n-a[i].details.targetduration;if(s<=0)return;t.endOffsetSubtitles=Math.max(0,s),this.tracksBuffered.forEach((function(e){for(var t=0;t=u.length||i!==a)&&d){if(this.mediaBuffer=this.mediaBufferTimeRanges,n.live||null!==(r=d.details)&&void 0!==r&&r.live){var f=this.mainDetails;if(n.deltaUpdateFailed||!f)return;var h=f.fragments[0];d.details?0===this.alignPlaylists(n,d.details)&&h&&Object(l.addSliding)(n,h.start):n.hasProgramDateTime&&f.hasProgramDateTime?Object(o.alignMediaPlaylistByPDT)(n,f):h&&Object(l.addSliding)(n,h.start)}d.details=n,this.levelLastLoaded=i,this.tick(),n.live&&!this.fragCurrent&&this.media&&this.state===c.State.IDLE&&(Object(s.findFragmentByPTS)(null,n.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),d.details=void 0))}}},b._handleFragmentLoadComplete=function(e){var t=e.frag,r=e.payload,i=t.decryptdata,a=this.hls;if(!this.fragContextChanged(t)&&r&&r.byteLength>0&&i&&i.key&&i.iv&&"AES-128"===i.method){var s=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer).then((function(e){var r=performance.now();a.trigger(n.Events.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:s,tdecrypt:r}})}))}},b.doTick=function(){if(this.media){if(this.state===c.State.IDLE){var e,t=this.currentTrackId,r=this.levels;if(!r.length||!r[t]||!r[t].details)return;var o=r[t].details,l=o.targetduration,d=this.config,f=this.media,h=a.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,f.currentTime-l,d.maxBufferHole),p=h.end;if(h.len>this.getMaxBufferLength()+l)return;console.assert(o,"Subtitle track details are defined on idle subtitle stream controller tick");var g,m=o.fragments,v=m.length,y=o.edge,b=this.fragPrevious;if(p-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))},h.pollTrackChange=function(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,e)},h.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),c(this.media.textTracks).forEach((function(e){Object(i.clearCurrentCues)(e)})),this.subtitleTrack=-1,this.media=null)},h.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},h.onManifestParsed=function(e,t){this.tracks=t.subtitleTracks},h.onSubtitleTrackLoaded=function(e,t){var r=t.id,n=t.details,i=this.trackId,a=this.tracksInGroup[i];if(a){var s=a.details;a.details=t.details,this.log("subtitle track "+r+" loaded ["+n.startSN+"-"+n.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,t,s))}else this.warn("Invalid subtitle track id "+r)},h.onLevelLoading=function(e,t){this.switchLevel(t.level)},h.onLevelSwitching=function(e,t){this.switchLevel(t.level)},h.switchLevel=function(e){var t=this.hls.levels[e];if(null!=t&&t.textGroupIds){var r=t.textGroupIds[t.urlId];if(this.groupId!==r){var i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,a=this.tracks.filter((function(e){return!r||e.groupId===r}));this.tracksInGroup=a;var s=this.findTrackId(null==i?void 0:i.name)||this.findTrackId();this.groupId=r;var o={subtitleTracks:a};this.log("Updating subtitle tracks, "+a.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(n.Events.SUBTITLE_TRACKS_UPDATED,o),-1!==s&&this.setSubtitleTrack(s,i)}}},h.findTrackId=function(e){for(var t=this.tracksInGroup,r=0;r=i.length)){this.clearTimer();var a=i[e];if(this.log("Switching to subtitle track "+e),this.trackId=e,a){var s=a.id,o=a.groupId,l=void 0===o?"":o,u=a.name,c=a.type,d=a.url;this.hls.trigger(n.Events.SUBTITLE_TRACK_SWITCH,{id:s,groupId:l,name:u,type:c,url:d});var f=this.switchParams(a.url,null==t?void 0:t.details);this.loadPlaylist(f)}else this.hls.trigger(n.Events.SUBTITLE_TRACK_SWITCH,{id:e})}}else this.queuedDefaultTrack=e},h.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var e=-1,t=c(this.media.textTracks),r=0;r=0&&(f[0]=Math.min(f[0],t),f[1]=Math.max(f[1],r),c=!0,h/(r-t)>.5))return}if(c||a.push([t,r]),this.config.renderTextTracksNatively){var p=this.captionsTracks[e];this.Cues.newCue(p,t,r,n)}else{var g=this.Cues.newCue(null,t,r,n);this.hls.trigger(i.Events.CUES_PARSED,{type:"captions",cues:g,track:e})}},t.onInitPtsFound=function(e,t){var r=this,n=t.frag,a=t.id,s=t.initPTS,o=t.timescale,l=this.unparsedVttFrags;"main"===a&&(this.initPTS[n.cc]=s,this.timescale[n.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(e){r.onFragLoaded(i.Events.FRAG_LOADED,e)})))},t.getExistingTrack=function(e){var t=this.media;if(t)for(var r=0;r>>8^255&m^99,e[h]=m,t[m]=h;var v=f[h],y=f[v],b=f[y],E=257*f[m]^16843008*m;n[h]=E<<24|E>>>8,i[h]=E<<16|E>>>16,a[h]=E<<8|E>>>24,s[h]=E,E=16843009*b^65537*y^257*v^16843008*h,l[m]=E<<24|E>>>8,u[m]=E<<16|E>>>16,c[m]=E<<8|E>>>24,d[m]=E,h?(h=v^f[f[f[b^v]]],p^=f[f[p]]):h=p=1}},t.expandKey=function(e){for(var t=this.uint8ArrayToUint32Array_(e),r=!0,n=0;n>>6);var p=(60&t[r+2])>>>2;if(!(p>h.length-1))return u=(1&t[r+2])<<2,u|=(192&t[r+3])>>>6,n.logger.log("manifest codec:"+s+", ADTS type:"+o+", samplingIndex:"+p),/firefox/i.test(d)?p>=6?(o=5,c=new Array(4),l=p-3):(o=2,c=new Array(2),l=p):-1!==d.indexOf("android")?(o=2,c=new Array(2),l=p):(o=5,c=new Array(4),s&&(-1!==s.indexOf("mp4a.40.29")||-1!==s.indexOf("mp4a.40.5"))||!s&&p>=6?l=p-3:((s&&-1!==s.indexOf("mp4a.40.2")&&(p>=6&&1===u||/vivaldi/i.test(d))||!s&&1===u)&&(o=2,c=new Array(2)),l=p)),c[0]=o<<3,c[0]|=(14&p)>>1,c[1]|=(1&p)<<7,c[1]|=u<<3,5===o&&(c[1]|=(14&l)>>1,c[2]=(1&l)<<7,c[2]|=8,c[3]=0),{config:c,samplerate:h[p],channelCount:u,codec:"mp4a.40."+o,manifestCodec:f};e.trigger(a.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+p})}function o(e,t){return 255===e[t]&&240==(246&e[t+1])}function l(e,t){return 1&e[t+1]?7:9}function u(e,t){return(3&e[t+3])<<11|e[t+4]<<3|(224&e[t+5])>>>5}function c(e,t){return t+5=e.length)return!1;var n=u(e,t);if(n<=r)return!1;var i=t+n;return i===e.length||d(e,i)}return!1}function p(e,t,r,i,a){if(!e.samplerate){var o=s(t,r,i,a);if(!o)return;e.config=o.config,e.samplerate=o.samplerate,e.channelCount=o.channelCount,e.codec=o.codec,e.manifestCodec=o.manifestCodec,n.logger.log("parsed codec:"+e.codec+", rate:"+o.samplerate+", channels:"+o.channelCount)}}function g(e){return 9216e4/e}function m(e,t,r,n,i){var a=l(e,t),s=u(e,t);if((s-=a)>0)return{headerLength:a,frameLength:s,stamp:r+n*i}}function v(e,t,r,n,i){var a=m(t,r,n,i,g(e.samplerate));if(a){var s,o=a.frameLength,l=a.headerLength,u=a.stamp,c=l+o,d=Math.max(0,r+c-t.length);d?(s=new Uint8Array(c-l)).set(t.subarray(r+l,t.length),0):s=t.subarray(r+l,r+c);var f={unit:s,pts:u};return d||e.samples.push(f),{sample:f,length:c,missing:d}}}},"./src/demux/base-audio-demuxer.ts": /*!*****************************************!*\ !*** ./src/demux/base-audio-demuxer.ts ***! \*****************************************/ /*! exports provided: initPTSFn, default */function(e,t,r){"use strict";r.r(t),r.d(t,"initPTSFn",(function(){return u}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ../demux/id3 */"./src/demux/id3.ts"),a=r(/*! ./dummy-demuxed-track */"./src/demux/dummy-demuxed-track.ts"),s=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),o=r(/*! ../utils/typed-array */"./src/utils/typed-array.ts"),l=function(){function e(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.initPTS=null}var t=e.prototype;return t.resetInitSegment=function(e,t,r){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},t.resetTimeStamp=function(){},t.resetContiguity=function(){},t.canParse=function(e,t){return!1},t.appendFrame=function(e,t,r){},t.demux=function(e,t){this.cachedData&&(e=Object(s.appendUint8Array)(this.cachedData,e),this.cachedData=null);var r,n,l=i.getID3Data(e,0),c=l?l.length:0,d=this._audioTrack,f=this._id3Track,h=l?i.getTimeStamp(l):void 0,p=e.length;for(0!==this.frameIndex&&null!==this.initPTS||(this.initPTS=u(h,t)),l&&l.length>0&&f.samples.push({pts:this.initPTS,dts:this.initPTS,data:l}),n=this.initPTS;ce?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,e-=(t=e>>3)>>3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)},t.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;return e>32&&n.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0?this.word<<=t:this.bytesAvailable>0&&this.loadWord(),(t=e-t)>0&&this.bitsAvailable?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,n=0;n0)return e.subarray(r,r+n)},o=function(e,t){var r=0;return r=(127&e[t])<<21,r|=(127&e[t+1])<<14,r|=(127&e[t+2])<<7,r|=127&e[t+3]},l=function(e,t){return i(e,t)&&o(e,t+6)+10<=e.length-t},u=function(e){for(var t=f(e),r=0;r>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:u+=String.fromCharCode(a);break;case 12:case 13:s=e[c++],u+=String.fromCharCode((31&a)<<6|63&s);break;case 14:s=e[c++],o=e[c++],u+=String.fromCharCode((15&a)<<12|(63&s)<<6|(63&o)<<0)}}return u},b={decodeTextFrame:g};function E(){return n||void 0===self.TextDecoder||(n=new self.TextDecoder("utf-8")),n}},"./src/demux/mp3demuxer.ts": /*!*********************************!*\ !*** ./src/demux/mp3demuxer.ts ***! \*********************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=r(/*! ./base-audio-demuxer */"./src/demux/base-audio-demuxer.ts"),i=r(/*! ../demux/id3 */"./src/demux/id3.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),s=r(/*! ./mpegaudio */"./src/demux/mpegaudio.ts");function o(e,t){return(o=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var l=function(e){var t,r;function n(){return e.apply(this,arguments)||this}r=e,(t=n).prototype=Object.create(r.prototype),t.prototype.constructor=t,o(t,r);var l=n.prototype;return l.resetInitSegment=function(t,r,n){e.prototype.resetInitSegment.call(this,t,r,n),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!1,samples:[],manifestCodec:t,duration:n,inputTimeScale:9e4,dropped:0}},n.probe=function(e){if(!e)return!1;for(var t=(i.getID3Data(e,0)||[]).length,r=e.length;t0},t.demux=function(e){var t=e,r=Object(i.dummyTrack)();if(this.config.progressive){this.remainderData&&(t=Object(n.appendUint8Array)(this.remainderData,e));var a=Object(n.segmentValidRange)(t);this.remainderData=a.remainder,r.samples=a.valid||new Uint8Array}else r.samples=t;return{audioTrack:Object(i.dummyTrack)(),avcTrack:r,id3Track:Object(i.dummyTrack)(),textTrack:Object(i.dummyTrack)()}},t.flush=function(){var e=Object(i.dummyTrack)();return e.samples=this.remainderData||new Uint8Array,this.remainderData=null,{audioTrack:Object(i.dummyTrack)(),avcTrack:e,id3Track:Object(i.dummyTrack)(),textTrack:Object(i.dummyTrack)()}},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}();a.minProbeByteLength=1024,t.default=a},"./src/demux/mpegaudio.ts": /*!********************************!*\ !*** ./src/demux/mpegaudio.ts ***! \********************************/ /*! exports provided: appendFrame, parseHeader, isHeaderPattern, isHeader, canParse, probe */function(e,t,r){"use strict";r.r(t),r.d(t,"appendFrame",(function(){return l})),r.d(t,"parseHeader",(function(){return u})),r.d(t,"isHeaderPattern",(function(){return c})),r.d(t,"isHeader",(function(){return d})),r.d(t,"canParse",(function(){return f})),r.d(t,"probe",(function(){return h}));var n=null,i=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],a=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],s=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],o=[0,1,1,4];function l(e,t,r,n,i){if(!(r+24>t.length)){var a=u(t,r);if(a&&r+a.frameLength<=t.length){var s=n+i*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(r,r+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function u(e,t){var r=e[t+1]>>3&3,l=e[t+1]>>1&3,u=e[t+2]>>4&15,c=e[t+2]>>2&3;if(1!==r&&0!==u&&15!==u&&3!==c){var d=e[t+2]>>1&1,f=e[t+3]>>6,h=1e3*i[14*(3===r?3-l:3===l?3:4)+u-1],p=a[3*(3===r?0:2===r?1:2)+c],g=3===f?1:2,m=s[r][l],v=o[l],y=8*m*v,b=Math.floor(m*h/p+d)*v;if(null===n){var E=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);n=E?parseInt(E[1]):0}return!!n&&n<=87&&2===l&&h>=224e3&&0===f&&(e[t+3]=128|e[t+3]),{sampleRate:p,channelCount:g,frameLength:b,samplesPerFrame:y}}}function c(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function d(e,t){return t+1=e.length)return void r();if(!(e[t].unit.length<32)){var n=this.decrypter.isSync();if(this.decryptAacSample(e,t,r,n),!n)return}}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),n=0,i=32;i<=e.length-16;i+=160,n+=16)r.set(e.subarray(i,i+16),n);return r},t.getAvcDecryptedUnit=function(e,t){for(var r=new Uint8Array(t),n=0,i=32;i<=e.length-16;i+=160,n+=16)e.set(r.subarray(n,n+16),i);return e},t.decryptAvcSample=function(e,t,r,n,a,s){var o=Object(i.discardEPB)(a.data),l=this.getAvcEncryptedData(o),u=this;this.decryptBuffer(l.buffer,(function(i){a.data=u.getAvcDecryptedUnit(o,i),s||u.decryptAvcSamples(e,t,r+1,n)}))},t.decryptAvcSamples=function(e,t,r,n){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,r=0){if(t>=e.length)return void n();for(var i=e[t].units;!(r>=i.length);r++){var a=i[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,n,a,s),!s)return}}}},e}();t.default=a},"./src/demux/transmuxer-interface.ts": /*!*******************************************!*\ !*** ./src/demux/transmuxer-interface.ts ***! \*******************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return d}));var n=r(/*! webworkify-webpack */"./node_modules/webworkify-webpack/index.js"),i=r(/*! ../events */"./src/events.ts"),a=r(/*! ../demux/transmuxer */"./src/demux/transmuxer.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=r(/*! ../errors */"./src/errors.ts"),l=r(/*! ../utils/mediasource-helper */"./src/utils/mediasource-helper.ts"),u=r(/*! eventemitter3 */"./node_modules/eventemitter3/index.js"),c=Object(l.getMediaSource)()||{isTypeSupported:function(){return!1}},d=function(){function e(e,t,r,l){var d=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=e,this.id=t,this.onTransmuxComplete=r,this.onFlush=l;var f=e.config,h=function(t,r){(r=r||{}).frag=d.frag,r.id=d.id,e.trigger(t,r)};this.observer=new u.EventEmitter,this.observer.on(i.Events.FRAG_DECRYPTED,h),this.observer.on(i.Events.ERROR,h);var p={mp4:c.isTypeSupported("video/mp4"),mpeg:c.isTypeSupported("audio/mpeg"),mp3:c.isTypeSupported('audio/mp4; codecs="mp3"')},g=navigator.vendor;if(f.enableWorker&&"undefined"!=typeof Worker){var m;s.logger.log("demuxing in webworker");try{m=this.worker=n(/*! ../demux/transmuxer-worker.ts */"./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),m.addEventListener("message",this.onwmsg),m.onerror=function(t){e.trigger(i.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(t.message+" ("+t.filename+":"+t.lineno+")")})},m.postMessage({cmd:"init",typeSupported:p,vendor:g,id:t,config:JSON.stringify(f)})}catch(e){s.logger.warn("Error in worker:",e),s.logger.error("Error while initializing DemuxerWorker, fallback to inline"),m&&self.URL.revokeObjectURL(m.objectURL),this.transmuxer=new a.default(this.observer,p,f,g,t),this.worker=null}}else this.transmuxer=new a.default(this.observer,p,f,g,t)}var t=e.prototype;return t.destroy=function(){var e=this.worker;if(e)e.removeEventListener("message",this.onwmsg),e.terminate(),this.worker=null;else{var t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.observer=null},t.push=function(e,t,r,n,i,o,l,u,c,d){var f=this;c.transmuxing.start=self.performance.now();var h=this.transmuxer,p=this.worker,g=o?o.start:i.start,m=i.decryptdata,v=this.frag,y=!(v&&i.cc===v.cc),b=!(v&&c.level===v.level),E=v?c.sn-v.sn:-1,x=this.part?c.part-this.part.index:1,S=!b&&(1===E||0===E&&1===x),T=self.performance.now();(b||E||0===i.stats.parsing.start)&&(i.stats.parsing.start=T),!o||!x&&S||(o.stats.parsing.start=T);var k=new a.TransmuxState(y,S,u,b,g);if(!S||y){s.logger.log("[transmuxer-interface, "+i.type+"]: Starting new transmux session for sn: "+c.sn+" p: "+c.part+" level: "+c.level+" id: "+c.id+"\n discontinuity: "+y+"\n trackSwitch: "+b+"\n contiguous: "+S+"\n accurateTimeOffset: "+u+"\n timeOffset: "+g);var w=new a.TransmuxConfig(r,n,t,l,d);this.configureTransmuxer(w)}if(this.frag=i,this.part=o,p)p.postMessage({cmd:"demux",data:e,decryptdata:m,chunkMeta:c,state:k},e instanceof ArrayBuffer?[e]:[]);else if(h){var C=h.push(e,m,c,k);Object(a.isPromise)(C)?C.then((function(e){f.handleTransmuxComplete(e)})):this.handleTransmuxComplete(C)}},t.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var r=this.transmuxer,n=this.worker;if(n)n.postMessage({cmd:"flush",chunkMeta:e});else if(r){var i=r.flush(e);Object(a.isPromise)(i)?i.then((function(r){t.handleFlushResult(r,e)})):this.handleFlushResult(i,e)}},t.handleFlushResult=function(e,t){var r=this;e.forEach((function(e){r.handleTransmuxComplete(e)})),this.onFlush(t)},t.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},t.configureTransmuxer=function(e){var t=this.worker,r=this.transmuxer;t?t.postMessage({cmd:"configure",config:e}):r&&r.configure(e)},t.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},e}()},"./src/demux/transmuxer-worker.ts": /*!****************************************!*\ !*** ./src/demux/transmuxer-worker.ts ***! \****************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return o}));var n=r(/*! ../demux/transmuxer */"./src/demux/transmuxer.ts"),i=r(/*! ../events */"./src/events.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),s=r(/*! 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m=i||c,v=m.contiguous,y=m.discontinuity,E=m.trackSwitch,x=m.accurateTimeOffset,S=m.timeOffset,T=d.audioCodec,k=d.videoCodec,w=d.defaultInitPts,C=d.duration,L=d.initSegmentData;if((y||E)&&this.resetInitSegment(L,T,k,C),y&&this.resetInitialTimestamp(w),v||this.resetContiguity(),this.needsProbing(o,y,E)){if(l.dataLength){var A=l.flush();o=Object(p.appendUint8Array)(A,o)}this.configureTransmuxer(o,d)}var D=this.transmux(o,f,S,x,r),O=this.currentTransmuxState;return O.contiguous=!0,O.discontinuity=!1,O.trackSwitch=!1,s.executeEnd=n(),D},t.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=n();var s=this.decrypter,o=this.cache,l=this.currentTransmuxState,u=this.decryptionPromise;if(u)return u.then((function(){return t.flush(e)}));var c=[],d=l.timeOffset;if(s){var f=s.flush();f&&c.push(this.push(f,null,e))}var h=o.dataLength;o.reset();var p=this.demuxer,g=this.remuxer;if(!p||!g)return h>=v&&this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=n(),[b(e)];var m=p.flush(d);return E(m)?m.then((function(r){return t.flushRemux(c,r,e),c})):(this.flushRemux(c,m,e),c)},t.flushRemux=function(e,t,r){var i=t.audioTrack,a=t.avcTrack,s=t.id3Track,o=t.textTrack,l=this.currentTransmuxState,u=l.accurateTimeOffset,c=l.timeOffset;g.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(i,a,s,o,c,u,!0,this.id);e.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=n()},t.resetInitialTimestamp=function(e){var t=this.demuxer,r=this.remuxer;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))},t.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},t.resetInitSegment=function(e,t,r,n){var i=this.demuxer,a=this.remuxer;i&&a&&(i.resetInitSegment(t,r,n),a.resetInitSegment(e,t,r))},t.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},t.transmux=function(e,t,r,n,i){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,n,i):this.transmuxUnencrypted(e,r,n,i)},t.transmuxUnencrypted=function(e,t,r,n){var i=this.demuxer.demux(e,t,!1,!this.config.progressive),a=i.audioTrack,s=i.avcTrack,o=i.id3Track,l=i.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,t,r,!1,this.id),chunkMeta:n}},t.transmuxSampleAes=function(e,t,r,n,i){var a=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.avcTrack,e.id3Track,e.textTrack,r,n,!1,a.id),chunkMeta:i}}))},t.configureTransmuxer=function(e,t){for(var r,n=this.config,i=this.observer,a=this.typeSupported,s=this.vendor,o=t.audioCodec,u=t.defaultInitPts,c=t.duration,d=t.initSegmentData,h=t.videoCodec,p=0,v=m.length;p>4>1){if((O=L+5+t[L+4])===L+188)continue}else O=L+4;switch(D){case h:A&&(p&&(a=v(p))&&this.parseAVCPES(a,!1),p={data:[],size:0}),p&&(p.data.push(t.subarray(O,L+188)),p.size+=L+188-O);break;case y:A&&(E&&(a=v(E))&&(o.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),E={data:[],size:0}),E&&(E.data.push(t.subarray(O,L+188)),E.size+=L+188-O);break;case b:A&&(x&&(a=v(x))&&this.parseID3PES(a),x={data:[],size:0}),x&&(x.data.push(t.subarray(O,L+188)),x.size+=L+188-O);break;case 0:A&&(O+=t[O]+1),k=this._pmtId=g(t,O);break;case k:A&&(O+=t[O]+1);var _=m(t,O,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,n);(h=_.avc)>0&&(s.pid=h),(y=_.audio)>0&&(o.pid=y,o.isAAC=_.isAAC),(b=_.id3)>0&&(f.pid=b),S&&!T&&(c.logger.log("reparse from beginning"),S=!1,L=C-188),T=this.pmtParsed=!0;break;case 17:case 8191:break;default:S=!0}}else 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h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:t,networkDetails:a}))},onAbort:function(t,n,a){r.resetLoader(e,u),l(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,networkDetails:a}))},onTimeout:function(t,n,a){r.resetLoader(e,u),l(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,networkDetails:a}))},onProgress:function(r,n,i,a){t&&t({frag:e,part:null,payload:i,networkDetails:a})}})}))},t.loadPart=function(e,t,r){var n=this;this.abort();var a=this.config,s=a.fLoader,o=a.loader;return new Promise((function(l,u){n.loader&&n.loader.destroy();var d=n.loader=e.loader=s?new s(a):new o(a),p=f(e,t),g={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:c};t.stats=d.stats,d.load(p,g,{onSuccess:function(i,a,s,o){n.resetLoader(e,d),n.updateStatsFromPart(e,t);var u={frag:e,part:t,payload:i.data,networkDetails:o};r(u),l(u)},onError:function(r,a,s){n.resetLoader(e,d),u(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:r,networkDetails:s}))},onAbort:function(r,a,s){e.stats.aborted=t.stats.aborted,n.resetLoader(e,d),u(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,networkDetails:s}))},onTimeout:function(r,a,s){n.resetLoader(e,d),u(new h({type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,networkDetails:s}))}})}))},t.updateStatsFromPart=function(e,t){var r=e.stats,n=t.stats,i=n.total;if(r.loaded+=n.loaded,i){var a=Math.round(e.duration/t.duration),s=Math.min(Math.round(r.loaded/i),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=n.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},t.resetLoader=function(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()},e}();function f(e,t){void 0===t&&(t=null);var r=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},a=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return Object(n.isFiniteNumber)(a)&&Object(n.isFiniteNumber)(s)&&(i.rangeStart=a,i.rangeEnd=s),i}var h=function(e){var t,r;function n(t){for(var r,n=arguments.length,i=new Array(n>1?n-1:0),a=1;a>8*(15-r)&255;return t},r.setDecryptDataFromLevelKey=function(e,t){var r=e;return"AES-128"===(null==e?void 0:e.method)&&e.uri&&!e.iv&&((r=o.LevelKey.fromURI(e.uri)).method=e.method,r.iv=this.createInitializationVector(t),r.keyFormat="identity"),r},r.setElementaryStreamInfo=function(e,t,r,n,i,a){void 0===a&&(a=!1);var s=this.elementaryStreams,o=s[e];o?(o.startPTS=Math.min(o.startPTS,t),o.endPTS=Math.max(o.endPTS,r),o.startDTS=Math.min(o.startDTS,n),o.endDTS=Math.max(o.endDTS,i)):s[e]={startPTS:t,endPTS:r,startDTS:n,endDTS:i,partial:a}},r.clearElementaryStreamInfo=function(){var e=this.elementaryStreams;e[n.AUDIO]=null,e[n.VIDEO]=null,e[n.AUDIOVIDEO]=null},f(t,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var e=this.sn;"number"!=typeof e&&(this.levelkey&&"AES-128"===this.levelkey.method&&!this.levelkey.iv&&s.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(null===this.programDateTime)return null;if(!Object(i.isFiniteNumber)(this.programDateTime))return null;var e=Object(i.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+1e3*e}},{key:"encrypted",get:function(){var e;return!(null===(e=this.decryptdata)||void 0===e||!e.keyFormat||!this.decryptdata.uri)}}]),t}(h),g=function(e){function t(t,r,n,i,a){var s;(s=e.call(this,n)||this).fragOffset=0,s.duration=0,s.gap=!1,s.independent=!1,s.relurl=void 0,s.fragment=void 0,s.index=void 0,s.stats=new l.LoadStats,s.duration=t.decimalFloatingPoint("DURATION"),s.gap=t.bool("GAP"),s.independent=t.bool("INDEPENDENT"),s.relurl=t.enumeratedString("URI"),s.fragment=r,s.index=i;var o=t.enumeratedString("BYTERANGE");return o&&s.setByteRange(o,a),a&&(s.fragOffset=a.fragOffset+a.duration),s}return u(t,e),f(t,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var e=this.elementaryStreams;return!!(e.audio||e.video||e.audiovideo)}}]),t}(h)},"./src/loader/key-loader.ts": /*!**********************************!*\ !*** ./src/loader/key-loader.ts ***! \**********************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return s}));var n=r(/*! ../events */"./src/events.ts"),i=r(/*! ../errors */"./src/errors.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),s=function(){function e(e){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){this.hls.on(n.Events.KEY_LOADING,this.onKeyLoading,this)},t._unregisterListeners=function(){this.hls.off(n.Events.KEY_LOADING,this.onKeyLoading)},t.destroy=function(){for(var e in this._unregisterListeners(),this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={}},t.onKeyLoading=function(e,t){var r=t.frag,i=r.type,s=this.loaders[i];if(r.decryptdata){var o=r.decryptdata.uri;if(o!==this.decrypturl||null===this.decryptkey){var l=this.hls.config;if(s&&(a.logger.warn("abort previous key loader for type:"+i),s.abort()),!o)return void a.logger.warn("key uri is falsy");var u=l.loader,c=r.loader=this.loaders[i]=new u(l);this.decrypturl=o,this.decryptkey=null;var d={url:o,frag:r,responseType:"arraybuffer"},f={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},h={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};c.load(d,f,h)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(n.Events.KEY_LOADED,{frag:r}))}else a.logger.warn("Missing decryption data on fragment in onKeyLoading")},t.loadsuccess=function(e,t,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(n.Events.KEY_LOADED,{frag:i})):a.logger.error("after key load, decryptdata unset")},t.loaderror=function(e,t){var r=t.frag,a=r.loader;a&&a.abort(),delete this.loaders[r.type],this.hls.trigger(n.Events.ERROR,{type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.loadtimeout=function(e,t){var r=t.frag,a=r.loader;a&&a.abort(),delete this.loaders[r.type],this.hls.trigger(n.Events.ERROR,{type:i.ErrorTypes.NETWORK_ERROR,details:i.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}()},"./src/loader/level-details.ts": /*!*************************************!*\ !*** ./src/loader/level-details.ts ***! \*************************************/ /*! exports provided: LevelDetails */function(e,t,r){"use strict";r.r(t),r.d(t,"LevelDetails",(function(){return a}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts");function i(e,t){for(var r=0;re.endSN||t>0||0===t&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*e.misses):this.misses=e.misses+1,this.availabilityDelay=e.availabilityDelay},t=e,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(n.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var e=this.driftEndTime-this.driftStartTime;return e>0?1e3*(this.driftEnd-this.driftStart)/e:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var e;return null!==(e=this.partList)&&void 0!==e&&e.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var e;return null!==(e=this.fragments)&&void 0!==e&&e.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var e;return null!==(e=this.partList)&&void 0!==e&&e.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var e;return null!==(e=this.partList)&&void 0!==e&&e.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&i(t.prototype,r),a&&i(t,a),e}()},"./src/loader/level-key.ts": /*!*********************************!*\ !*** ./src/loader/level-key.ts ***! \*********************************/ /*! exports provided: LevelKey */function(e,t,r){"use strict";r.r(t),r.d(t,"LevelKey",(function(){return a}));var n=r(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js");function i(e,t){for(var r=0;r2){var r=t.shift()+".";return r+=parseInt(t.shift()).toString(16),r+=("000"+parseInt(t.shift()).toString(16)).substr(-4)}return e},e.resolve=function(e,t){return i.buildAbsoluteURL(t,e,{alwaysNormalize:!0})},e.parseMasterPlaylist=function(t,r){var n,i=[],a={},s=!1;for(d.lastIndex=0;null!=(n=d.exec(t));)if(n[1]){var o=new l.AttrList(n[1]),u={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:e.resolve(n[2],r)},c=o.decimalResolution("RESOLUTION");c&&(u.width=c.width,u.height=c.height),v((o.CODECS||"").split(/[ ,]+/).filter((function(e){return e})),u),u.videoCodec&&-1!==u.videoCodec.indexOf("avc1")&&(u.videoCodec=e.convertAVC1ToAVCOTI(u.videoCodec)),i.push(u)}else if(n[3]){var f=new l.AttrList(n[3]);f["DATA-ID"]&&(s=!0,a[f["DATA-ID"]]=f)}return{levels:i,sessionData:s?a:null}},e.parseMasterPlaylistMedia=function(t,r,n,i){var a;void 0===i&&(i=[]);var s=[],o=0;for(f.lastIndex=0;null!==(a=f.exec(t));){var u=new l.AttrList(a[1]);if(u.TYPE===n){var c={attrs:u,bitrate:0,id:o++,groupId:u["GROUP-ID"],instreamId:u["INSTREAM-ID"],name:u.NAME||u.LANGUAGE||"",type:n,default:u.bool("DEFAULT"),autoselect:u.bool("AUTOSELECT"),forced:u.bool("FORCED"),lang:u.LANGUAGE,url:u.URI?e.resolve(u.URI,r):""};if(i.length){var d=e.findGroup(i,c.groupId)||i[0];y(c,d,"audioCodec"),y(c,d,"textCodec")}s.push(c)}}return s},e.parseLevelPlaylist=function(e,t,r,c,d){var f,m,v,y=new s.LevelDetails(t),E=y.fragments,x=null,S=0,T=0,k=0,w=0,C=null,L=new a.Fragment(c,t),A=-1,D=!1;for(h.lastIndex=0,y.m3u8=e;null!==(f=h.exec(e));){D&&(D=!1,(L=new a.Fragment(c,t)).start=k,L.sn=S,L.cc=w,L.level=r,x&&(L.initSegment=x,L.rawProgramDateTime=x.rawProgramDateTime));var O=f[1];if(O){L.duration=parseFloat(O);var _=(" "+f[2]).slice(1);L.title=_||null,L.tagList.push(_?["INF",O,_]:["INF",O])}else if(f[3])Object(n.isFiniteNumber)(L.duration)&&(L.start=k,v&&(L.levelkey=v),L.sn=S,L.level=r,L.cc=w,L.urlId=d,E.push(L),L.relurl=(" "+f[3]).slice(1),b(L,C),C=L,k+=L.duration,S++,T=0,D=!0);else if(f[4]){var R=(" "+f[4]).slice(1);C?L.setByteRange(R,C):L.setByteRange(R)}else if(f[5])L.rawProgramDateTime=(" "+f[5]).slice(1),L.tagList.push(["PROGRAM-DATE-TIME",L.rawProgramDateTime]),-1===A&&(A=E.length);else{if(!(f=f[0].match(p))){u.logger.warn("No matches on slow regex match for level playlist!");continue}for(m=1;m-1){u.logger.warn("Keyformat "+q+" is not supported from the manifest");continue}if("identity"!==q)continue;G&&(v=o.LevelKey.fromURL(t,W),W&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(G)>=0&&(v.method=G,v.keyFormat=q,V&&(v.keyID=V),K&&(v.keyFormatVersions=K),v.iv=z));break;case"START":var $=new l.AttrList(M).decimalFloatingPoint("TIME-OFFSET");Object(n.isFiniteNumber)($)&&(y.startTimeOffset=$);break;case"MAP":var Y=new l.AttrList(M);L.relurl=Y.URI,Y.BYTERANGE&&L.setByteRange(Y.BYTERANGE),L.level=r,L.sn="initSegment",v&&(L.levelkey=v),L.initSegment=null,x=L,D=!0;break;case"SERVER-CONTROL":var X=new l.AttrList(M);y.canBlockReload=X.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=X.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&X.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=X.optionalFloat("PART-HOLD-BACK",0),y.holdBack=X.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var Z=new l.AttrList(M);y.partTarget=Z.decimalFloatingPoint("PART-TARGET");break;case"PART":var Q=y.partList;Q||(Q=y.partList=[]);var J=T>0?Q[Q.length-1]:void 0,ee=T++,te=new a.Part(new l.AttrList(M),L,t,ee,J);Q.push(te),L.duration+=te.duration;break;case"PRELOAD-HINT":var re=new l.AttrList(M);y.preloadHint=re;break;case"RENDITION-REPORT":var ne=new l.AttrList(M);y.renditionReports=y.renditionReports||[],y.renditionReports.push(ne);break;default:u.logger.warn("line parsed but not handled: "+f)}}}C&&!C.relurl?(E.pop(),k-=C.duration,y.partList&&(y.fragmentHint=C)):y.partList&&(b(L,C),L.cc=w,y.fragmentHint=L);var ie=E.length,ae=E[0],se=E[ie-1];if((k+=y.skippedSegments*y.targetduration)>0&&ie&&se){y.averagetargetduration=k/ie;var oe=se.sn;y.endSN="initSegment"!==oe?oe:0,ae&&(y.startCC=ae.cc,ae.initSegment||y.fragments.every((function(e){return e.relurl&&(t=e.relurl,g.test(null!=(r=null===(n=i.parseURL(t))||void 0===n?void 0:n.path)?r:""));var t,r,n}))&&(u.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(L=new a.Fragment(c,t)).relurl=se.relurl,L.level=r,L.sn="initSegment",ae.initSegment=L,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(k+=y.fragmentHint.duration),y.totalduration=k,y.endCC=w,A>0&&function(e,t){for(var r=e[t],n=t;n--;){var i=e[n];if(!i)return;i.programDateTime=r.programDateTime-1e3*i.duration,r=i}}(E,A),y},e}();function v(e,t){["video","audio","text"].forEach((function(r){var n=e.filter((function(e){return Object(c.isCodecType)(e,r)}));if(n.length){var i=n.filter((function(e){return 0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)}));t[r+"Codec"]=i.length>0?i[0]:n[0],e=e.filter((function(e){return-1===n.indexOf(e)}))}})),t.unknownCodecs=e}function y(e,t,r){var n=t[r];n&&(e[r]=n)}function b(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),Object(n.isFiniteNumber)(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts": /*!***************************************!*\ !*** ./src/loader/playlist-loader.ts ***! \***************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ../events */"./src/events.ts"),a=r(/*! ../errors */"./src/errors.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),l=r(/*! ./m3u8-parser */"./src/loader/m3u8-parser.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts"),c=r(/*! ../utils/attr-list */"./src/utils/attr-list.ts");function d(e,t){var r=e.url;return void 0!==r&&0!==r.indexOf("data:")||(r=t.url),r}var f=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.hls=e,this.registerListeners()}var t=e.prototype;return t.registerListeners=function(){var e=this.hls;e.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(i.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(i.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(i.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(i.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(i.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,n=t.loader,i=new(r||n)(t);return e.loader=i,this.loaders[e.type]=i,i},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var r=t.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:u.PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var r=t.id,n=t.level,i=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:null,level:n,responseType:"text",type:u.PlaylistContextType.LEVEL,url:i,deliveryDirectives:a})},t.onAudioTrackLoading=function(e,t){var r=t.id,n=t.groupId,i=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:n,level:null,responseType:"text",type:u.PlaylistContextType.AUDIO_TRACK,url:i,deliveryDirectives:a})},t.onSubtitleTrackLoading=function(e,t){var r=t.id,n=t.groupId,i=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:n,level:null,responseType:"text",type:u.PlaylistContextType.SUBTITLE_TRACK,url:i,deliveryDirectives:a})},t.load=function(e){var t,r,n,i,a,o,l=this.hls.config,c=this.getInternalLoader(e);if(c){var d=c.context;if(d&&d.url===e.url)return void s.logger.trace("[playlist-loader]: playlist request ongoing");s.logger.log("[playlist-loader]: aborting previous loader for type: "+e.type),c.abort()}switch(e.type){case u.PlaylistContextType.MANIFEST:r=l.manifestLoadingMaxRetry,n=l.manifestLoadingTimeOut,i=l.manifestLoadingRetryDelay,a=l.manifestLoadingMaxRetryTimeout;break;case u.PlaylistContextType.LEVEL:case u.PlaylistContextType.AUDIO_TRACK:case u.PlaylistContextType.SUBTITLE_TRACK:r=0,n=l.levelLoadingTimeOut;break;default:r=l.levelLoadingMaxRetry,n=l.levelLoadingTimeOut,i=l.levelLoadingRetryDelay,a=l.levelLoadingMaxRetryTimeout}if(c=this.createInternalLoader(e),null!==(t=e.deliveryDirectives)&&void 0!==t&&t.part&&(e.type===u.PlaylistContextType.LEVEL&&null!==e.level?o=this.hls.levels[e.level].details:e.type===u.PlaylistContextType.AUDIO_TRACK&&null!==e.id?o=this.hls.audioTracks[e.id].details:e.type===u.PlaylistContextType.SUBTITLE_TRACK&&null!==e.id&&(o=this.hls.subtitleTracks[e.id].details),o)){var f=o.partTarget,h=o.targetduration;f&&h&&(n=Math.min(1e3*Math.max(3*f,.8*h),n))}var p={timeout:n,maxRetry:r,retryDelay:i,maxRetryDelay:a,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};c.load(e,p,g)},t.loadsuccess=function(e,t,r,n){if(void 0===n&&(n=null),r.isSidxRequest)return this.handleSidxRequest(e,r),void this.handlePlaylistLoaded(e,t,r,n);this.resetInternalLoader(r.type);var i=e.data;0===i.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),i.indexOf("#EXTINF:")>0||i.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,t,r,n):this.handleMasterPlaylist(e,t,r,n)):this.handleManifestParsingError(e,r,"no EXTM3U delimiter",n)},t.loaderror=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!1,e)},t.loadtimeout=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!0)},t.handleMasterPlaylist=function(e,t,r,n){var a=this.hls,o=e.data,u=d(e,r),f=l.default.parseMasterPlaylist(o,u),h=f.levels,p=f.sessionData;if(h.length){var g=h.map((function(e){return{id:e.attrs.AUDIO,audioCodec:e.audioCodec}})),m=h.map((function(e){return{id:e.attrs.SUBTITLES,textCodec:e.textCodec}})),v=l.default.parseMasterPlaylistMedia(o,u,"AUDIO",g),y=l.default.parseMasterPlaylistMedia(o,u,"SUBTITLES",m),b=l.default.parseMasterPlaylistMedia(o,u,"CLOSED-CAPTIONS");v.length&&(v.some((function(e){return!e.url}))||!h[0].audioCodec||h[0].attrs.AUDIO||(s.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new c.AttrList({}),bitrate:0,url:""}))),a.trigger(i.Events.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:y,captions:b,url:u,stats:t,networkDetails:n,sessionData:p})}else this.handleManifestParsingError(e,r,"no level found in manifest",n)},t.handleTrackOrLevelPlaylist=function(e,t,r,s){var o=this.hls,f=r.id,h=r.level,p=r.type,g=d(e,r),m=Object(n.isFiniteNumber)(f)?f:0,v=Object(n.isFiniteNumber)(h)?h:m,y=function(e){switch(e.type){case u.PlaylistContextType.AUDIO_TRACK:return u.PlaylistLevelType.AUDIO;case u.PlaylistContextType.SUBTITLE_TRACK:return u.PlaylistLevelType.SUBTITLE;default:return u.PlaylistLevelType.MAIN}}(r),b=l.default.parseLevelPlaylist(e.data,g,v,y,m);if(b.fragments.length){if(p===u.PlaylistContextType.MANIFEST){var E={attrs:new c.AttrList({}),bitrate:0,details:b,name:"",url:g};o.trigger(i.Events.MANIFEST_LOADED,{levels:[E],audioTracks:[],url:g,stats:t,networkDetails:s,sessionData:null})}if(t.parsing.end=performance.now(),b.needSidxRanges){var x,S=null===(x=b.fragments[0].initSegment)||void 0===x?void 0:x.url;this.load({url:S,isSidxRequest:!0,type:p,level:h,levelDetails:b,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=b,this.handlePlaylistLoaded(e,t,r,s)}else o.trigger(i.Events.ERROR,{type:a.ErrorTypes.NETWORK_ERROR,details:a.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:g,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},t.handleSidxRequest=function(e,t){var r=Object(o.parseSegmentIndex)(new Uint8Array(e.data));if(r){var n=r.references,i=t.levelDetails;n.forEach((function(e,t){var n=e.info,a=i.fragments[t];0===a.byteRange.length&&a.setByteRange(String(1+n.end-n.start)+"@"+String(n.start)),a.initSegment&&a.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},t.handleManifestParsingError=function(e,t,r,n){this.hls.trigger(i.Events.ERROR,{type:a.ErrorTypes.NETWORK_ERROR,details:a.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:t.type===u.PlaylistContextType.MANIFEST,url:e.url,reason:r,response:e,context:t,networkDetails:n})},t.handleNetworkError=function(e,t,r,n){void 0===r&&(r=!1),s.logger.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var o=a.ErrorDetails.UNKNOWN,l=!1,c=this.getInternalLoader(e);switch(e.type){case u.PlaylistContextType.MANIFEST:o=r?a.ErrorDetails.MANIFEST_LOAD_TIMEOUT:a.ErrorDetails.MANIFEST_LOAD_ERROR,l=!0;break;case u.PlaylistContextType.LEVEL:o=r?a.ErrorDetails.LEVEL_LOAD_TIMEOUT:a.ErrorDetails.LEVEL_LOAD_ERROR,l=!1;break;case u.PlaylistContextType.AUDIO_TRACK:o=r?a.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:a.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case u.PlaylistContextType.SUBTITLE_TRACK:o=r?a.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:a.ErrorDetails.SUBTITLE_LOAD_ERROR,l=!1}c&&this.resetInternalLoader(e.type);var d={type:a.ErrorTypes.NETWORK_ERROR,details:o,fatal:l,url:e.url,loader:c,context:e,networkDetails:t};n&&(d.response=n),this.hls.trigger(i.Events.ERROR,d)},t.handlePlaylistLoaded=function(e,t,r,n){var a=r.type,s=r.level,o=r.id,l=r.groupId,c=r.loader,d=r.levelDetails,f=r.deliveryDirectives;if(null!=d&&d.targetduration){if(c)switch(d.live&&(c.getCacheAge&&(d.ageHeader=c.getCacheAge()||0),c.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),a){case u.PlaylistContextType.MANIFEST:case u.PlaylistContextType.LEVEL:this.hls.trigger(i.Events.LEVEL_LOADED,{details:d,level:s||0,id:o||0,stats:t,networkDetails:n,deliveryDirectives:f});break;case u.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(i.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:n,deliveryDirectives:f});break;case u.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(i.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:n,deliveryDirectives:f})}}else this.handleManifestParsingError(e,r,"invalid target duration",n)},e}();t.default=f},"./src/polyfills/number.ts": /*!*********************************!*\ !*** ./src/polyfills/number.ts ***! \*********************************/ /*! exports provided: isFiniteNumber, MAX_SAFE_INTEGER */function(e,t,r){"use strict";r.r(t),r.d(t,"isFiniteNumber",(function(){return n})),r.d(t,"MAX_SAFE_INTEGER",(function(){return i}));var n=Number.isFinite||function(e){return"number"==typeof e&&isFinite(e)},i=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts": /*!*********************************!*\ !*** ./src/remux/aac-helper.ts ***! \*********************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=function(){function e(){}return e.getSilentFrame=function(e,t){switch(e){case"mp4a.40.2":if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)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(6===t)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(1===t)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(2===t)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(3===t)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])}},e}();t.default=n},"./src/remux/mp4-generator.ts": /*!************************************!*\ !*** ./src/remux/mp4-generator.ts ***! \************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=Math.pow(2,32)-1,i=function(){function e(){}return e.init=function(){var t;for(t in e.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:[]},e.types)e.types.hasOwnProperty(t)&&(e.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.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]),n=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]);e.HDLR_TYPES={video:r,audio:n};var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);e.STTS=e.STSC=e.STCO=a,e.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),e.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),e.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),e.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);e.FTYP=e.box(e.types.ftyp,s,l,s,o),e.DINF=e.box(e.types.dinf,e.box(e.types.dref,i))},e.box=function(e){for(var t=8,r=arguments.length,n=new Array(r>1?r-1:0),i=1;i>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,n){return e.box(e.types.moof,e.mfhd(t),e.traf(n,r))},e.moov=function(t){for(var r=t.length,n=[];r--;)n[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(n).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,n=[];r--;)n[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(n))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/(n+1)),a=Math.floor(r%(n+1)),s=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,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 e.box(e.types.mvhd,s)},e.sdtp=function(t){var r,n,i=t.samples||[],a=new Uint8Array(4+i.length);for(r=0;r>>8&255),a.push(255&i),a=a.concat(Array.prototype.slice.call(n));for(r=0;r>>8&255),s.push(255&i),s=s.concat(Array.prototype.slice.call(n));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),l=t.width,u=t.height,c=t.pixelRatio[0],d=t.pixelRatio[1];return e.box(e.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,l>>8&255,255&l,u>>8&255,255&u,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]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,d>>24,d>>16&255,d>>8&255,255&d])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"===t.type?t.isAAC||"mp3"!==t.codec?e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,a=t.width,s=t.height,o=Math.floor(i/(n+1)),l=Math.floor(i%(n+1));return e.box(e.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&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,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,a>>8&255,255&a,0,0,s>>8&255,255&s,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),a=t.id,s=Math.floor(r/(n+1)),o=Math.floor(r%(n+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,r){var n,i,a,s,o,l,u=t.samples||[],c=u.length,d=12+16*c,f=new Uint8Array(d);for(r+=8+d,f.set([0,0,15,1,c>>>24&255,c>>>16&255,c>>>8&255,255&c,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),n=0;n>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*n);return e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t),n=new Uint8Array(e.FTYP.byteLength+r.byteLength);return n.set(e.FTYP),n.set(r,e.FTYP.byteLength),n},e}();i.types=void 0,i.HDLR_TYPES=void 0,i.STTS=void 0,i.STSC=void 0,i.STCO=void 0,i.STSZ=void 0,i.VMHD=void 0,i.SMHD=void 0,i.STSD=void 0,i.FTYP=void 0,i.DINF=void 0,t.default=i},"./src/remux/mp4-remuxer.ts": /*!**********************************!*\ !*** ./src/remux/mp4-remuxer.ts ***! \**********************************/ /*! exports provided: default, normalizePts */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return g})),r.d(t,"normalizePts",(function(){return m}));var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! ./aac-helper */"./src/remux/aac-helper.ts"),a=r(/*! ./mp4-generator */"./src/remux/mp4-generator.ts"),s=r(/*! ../events */"./src/events.ts"),o=r(/*! ../errors */"./src/errors.ts"),l=r(/*! ../utils/logger */"./src/utils/logger.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts"),c=r(/*! ../utils/timescale-conversion */"./src/utils/timescale-conversion.ts");function d(){return(d=Object.assign||function(e){for(var t=1;t0?e:r.pts}),e[0].pts);return t&&l.logger.debug("PTS rollover detected"),r},t.remux=function(e,t,r,n,i,a,s,o){var c,d,f,h,p,g,v=i,y=i,b=e.pid>-1,E=t.pid>-1,x=t.samples.length,S=e.samples.length>0,T=x>1;if((!b||S)&&(!E||T)||this.ISGenerated||s){this.ISGenerated||(f=this.generateIS(e,t,i));var k=this.isVideoContiguous,w=-1;if(T&&(w=function(e){for(var t=0;t0){l.logger.warn("[mp4-remuxer]: Dropped "+w+" out of "+x+" video samples due to a missing keyframe");var C=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(w),t.dropped+=w,y+=(t.samples[0].pts-C)/(t.timescale||9e4)}else-1===w&&(l.logger.warn("[mp4-remuxer]: No keyframe found out of "+x+" video samples"),g=!1);if(this.ISGenerated){if(S&&T){var L=this.getVideoStartPts(t.samples),A=(m(e.samples[0].pts,L)-L)/t.inputTimeScale;v+=Math.max(0,A),y+=Math.max(0,-A)}if(S){if(e.samplerate||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),f=this.generateIS(e,t,i)),d=this.remuxAudio(e,v,this.isAudioContiguous,a,E||T||o===u.PlaylistLevelType.AUDIO?y:void 0),T){var D=d?d.endPTS-d.startPTS:0;t.inputTimeScale||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),f=this.generateIS(e,t,i)),c=this.remuxVideo(t,y,k,D)}}else T&&(c=this.remuxVideo(t,y,k,0));c&&(c.firstKeyFrame=w,c.independent=-1!==w)}}return this.ISGenerated&&(r.samples.length&&(p=this.remuxID3(r,i)),n.samples.length&&(h=this.remuxText(n,i))),{audio:d,video:c,initSegment:f,independent:g,text:h,id3:p}},t.generateIS=function(e,t,r){var i,s,o,l=e.samples,u=t.samples,c=this.typeSupported,d={},f=!Object(n.isFiniteNumber)(this._initPTS),h="audio/mp4";if(f&&(i=s=1/0),e.config&&l.length&&(e.timescale=e.samplerate,e.isAAC||(c.mpeg?(h="audio/mpeg",e.codec=""):c.mp3&&(e.codec="mp3")),d.audio={id:"audio",container:h,codec:e.codec,initSegment:!e.isAAC&&c.mpeg?new Uint8Array(0):a.default.initSegment([e]),metadata:{channelCount:e.channelCount}},f&&(o=e.inputTimeScale,i=s=l[0].pts-Math.round(o*r))),t.sps&&t.pps&&u.length&&(t.timescale=t.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:a.default.initSegment([t]),metadata:{width:t.width,height:t.height}},f)){o=t.inputTimeScale;var p=this.getVideoStartPts(u),g=Math.round(o*r);s=Math.min(s,m(u[0].dts,p)-g),i=Math.min(i,p-g)}if(Object.keys(d).length)return this.ISGenerated=!0,f&&(this._initPTS=i,this._initDTS=s),{tracks:d,initPTS:i,timescale:o}},t.remuxVideo=function(e,t,r,n){var i,u,h,g=e.inputTimeScale,y=e.samples,b=[],E=y.length,x=this._initPTS,S=this.nextAvcDts,T=8,k=Number.POSITIVE_INFINITY,w=Number.NEGATIVE_INFINITY,C=0,L=!1;r&&null!==S||(S=t*g-(y[0].pts-m(y[0].dts,y[0].pts)));for(var A=0;AD.pts&&(C=Math.max(Math.min(C,D.pts-D.dts),-18e3)),D.dts0?A-1:A].dts&&(L=!0)}L&&y.sort((function(e,t){var r=e.dts-t.dts,n=e.pts-t.pts;return r||n})),u=y[0].dts,h=y[y.length-1].dts;var O=Math.round((h-u)/(E-1));if(C<0){if(C<-2*O){l.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.toMsFromMpegTsClock)(-O,!0)+" ms");for(var _=C,R=0;RO;if(F||M<-1){F?l.logger.warn("AVC: "+Object(c.toMsFromMpegTsClock)(M,!0)+" ms ("+M+"dts) hole between fragments detected, filling it"):l.logger.warn("AVC: "+Object(c.toMsFromMpegTsClock)(-M,!0)+" ms ("+M+"dts) overlapping between fragments detected"),u=S;var P=y[0].pts-M;y[0].dts=u,y[0].pts=P,l.logger.log("Video: First PTS/DTS adjusted: "+Object(c.toMsFromMpegTsClock)(P,!0)+"/"+Object(c.toMsFromMpegTsClock)(u,!0)+", delta: "+Object(c.toMsFromMpegTsClock)(M,!0)+" ms")}}p&&(u=Math.max(0,u));for(var N=0,B=0,j=0;j0?$-1:$].dts;if(ne.stretchShortVideoTrack&&null!==this.nextAudioPts){var ae=Math.floor(ne.maxBufferHole*g),se=(n?k+n*g:this.nextAudioPts)-Y.pts;se>ae?((i=se-ie)<0&&(i=ie),l.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=ie}else i=ie}var oe=Math.round(Y.pts-Y.dts);b.push(new v(Y.key,i,Z,oe))}if(b.length&&f&&f<70){var le=b[0].flags;le.dependsOn=2,le.isNonSync=0}console.assert(void 0!==i,"mp4SampleDuration must be computed"),this.nextAvcDts=S=h+i,this.isVideoContiguous=!0;var ue={data1:a.default.moof(e.sequenceNumber++,u,d({},e,{samples:b})),data2:K,startPTS:k/g,endPTS:(w+i)/g,startDTS:u/g,endDTS:S/g,type:"video",hasAudio:!1,hasVideo:!0,nb:b.length,dropped:e.dropped};return e.samples=[],e.dropped=0,console.assert(K.length,"MDAT length must not be zero"),ue},t.remuxAudio=function(e,t,r,n,u){var c=e.inputTimeScale,f=c/(e.samplerate?e.samplerate:c),h=e.isAAC?1024:1152,p=h*f,g=this._initPTS,y=!e.isAAC&&this.typeSupported.mpeg,b=[],E=e.samples,x=y?0:8,S=this.nextAudioPts||-1,T=t*c;if(this.isAudioContiguous=r=r||E.length&&S>0&&(n&&Math.abs(T-S)<9e3||Math.abs(m(E[0].pts-g,T)-S)<20*p),E.forEach((function(e){e.pts=m(e.pts-g,T)})),!r||S<0){if(!(E=E.filter((function(e){return e.pts>=0}))).length)return;S=0===u?0:n?Math.max(0,T):E[0].pts}if(e.isAAC)for(var k=void 0!==u,w=this.config.maxAudioFramesDrift,C=0,L=S;C=w*p&&_<1e4&&k){var R=Math.round(O/p);(L=D-R*p)<0&&(R--,L+=p),0===C&&(this.nextAudioPts=S=L),l.logger.warn("[mp4-remuxer]: Injecting "+R+" audio frame @ "+(L/c).toFixed(3)+"s due to "+Math.round(1e3*O/c)+" ms gap.");for(var I=0;I0))return;j+=x;try{P=new Uint8Array(j)}catch(e){return void this.observer.emit(s.Events.ERROR,s.Events.ERROR,{type:o.ErrorTypes.MUX_ERROR,details:o.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:j,reason:"fail allocating audio mdat "+j})}y||(new DataView(P.buffer).setUint32(0,j),P.set(a.default.types.mdat,4))}P.set(z,x);var V=z.byteLength;x+=V,b.push(new v(!0,h,V,0)),B=K}var q=b.length;if(q){var $=b[b.length-1];this.nextAudioPts=S=B+f*$.duration;var Y=y?new Uint8Array(0):a.default.moof(e.sequenceNumber++,N/f,d({},e,{samples:b}));e.samples=[];var X=N/c,Z=S/c,Q={data1:Y,data2:P,startPTS:X,endPTS:Z,startDTS:X,endDTS:Z,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,console.assert(P.length,"MDAT length must not be zero"),Q}},t.remuxEmptyAudio=function(e,t,r,n){var a=e.inputTimeScale,s=a/(e.samplerate?e.samplerate:a),o=this.nextAudioPts,u=(null!==o?o:n.startDTS*a)+this._initDTS,c=n.endDTS*a+this._initDTS,d=1024*s,f=Math.ceil((c-u)/d),h=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(l.logger.warn("[mp4-remuxer]: remux empty Audio"),h){for(var p=[],g=0;g4294967296;)e+=r;return e}var v=function(e,t,r,n){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=t,this.size=r,this.cts=n,this.flags=new y(e)},y=function(e){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=e?2:1,this.isNonSync=e?0:1}},"./src/remux/passthrough-remuxer.ts": /*!******************************************!*\ !*** ./src/remux/passthrough-remuxer.ts ***! \******************************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t);var n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),i=r(/*! 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o={};n.audio&&n.video?o.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:n.audio?o.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:n.video?o.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:s.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},t.remux=function(e,t,r,a,o){var u=this.initPTS,c=this.lastEndDTS,d={audio:void 0,video:void 0,text:a,id3:r,initSegment:void 0};Object(n.isFiniteNumber)(c)||(c=this.lastEndDTS=o||0);var f=t.samples;if(!f||!f.length)return d;var h={initPTS:void 0,timescale:1},p=this.initData;if(p&&p.length||(this.generateInitSegment(f),p=this.initData),!p||!p.length)return s.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),d;this.emitInitSegment&&(h.tracks=this.initTracks,this.emitInitSegment=!1),Object(n.isFiniteNumber)(u)||(this.initPTS=h.initPTS=u=l(p,f,c));var g=Object(i.getDuration)(f,p),m=c,v=g+m;Object(i.offsetStartDTS)(p,f,u),g>0?this.lastEndDTS=v:(s.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var y=!!p.audio,b=!!p.video,E="";y&&(E+="audio"),b&&(E+="video");var x={data1:f,startPTS:m,startDTS:m,endPTS:v,endDTS:v,type:E,hasAudio:y,hasVideo:b,nb:1,dropped:0};return d.audio="audio"===x.type?x:void 0,d.video="audio"!==x.type?x:void 0,d.text=a,d.id3=r,d.initSegment=h,d},e}(),l=function(e,t,r){return Object(i.getStartDTS)(e,t)-r};function u(e,t){var r=null==e?void 0:e.codec;return r&&r.length>4?r:"hvc1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||t===a.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}t.default=o},"./src/task-loop.ts": /*!**************************!*\ !*** ./src/task-loop.ts ***! \**************************/ /*! exports provided: default */function(e,t,r){"use strict";r.r(t),r.d(t,"default",(function(){return n}));var n=function(){function 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t.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},t.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},t.onHandlerDestroyed=function(){},t.hasInterval=function(){return!!this._tickInterval},t.hasNextTick=function(){return!!this._tickTimer},t.setInterval=function(e){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,e),!0)},t.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},t.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},t.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},t.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},t.doTick=function(){},e}()},"./src/types/cmcd.ts": /*!***************************!*\ !*** ./src/types/cmcd.ts ***! \***************************/ /*! exports provided: CMCDVersion, CMCDObjectType, CMCDStreamingFormat, CMCDStreamType */function(e,t,r){"use strict";r.r(t),r.d(t,"CMCDVersion",(function(){return s})),r.d(t,"CMCDObjectType",(function(){return n})),r.d(t,"CMCDStreamingFormat",(function(){return i})),r.d(t,"CMCDStreamType",(function(){return a}));var n,i,a,s=1;!function(e){e.MANIFEST="m",e.AUDIO="a",e.VIDEO="v",e.MUXED="av",e.INIT="i",e.CAPTION="c",e.TIMED_TEXT="tt",e.KEY="k",e.OTHER="o"}(n||(n={})),function(e){e.DASH="d",e.HLS="h",e.SMOOTH="s",e.OTHER="o"}(i||(i={})),function(e){e.VOD="v",e.LIVE="l"}(a||(a={}))},"./src/types/level.ts": /*!****************************!*\ !*** ./src/types/level.ts ***! \****************************/ /*! exports provided: HlsSkip, getSkipValue, HlsUrlParameters, Level */function(e,t,r){"use strict";function n(e,t){for(var r=0;rNumber.MAX_SAFE_INTEGER?1/0:t},t.hexadecimalInteger=function(e){if(this[e]){var 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\******************************************************/ /*! no static exports found */ /*! exports used: default */ /*! ModuleConcatenation bailout: Module is not an ECMAScript module */function(e,t,r){e.exports={wrp:"wrp___z2l1F",bgBlack:"bgBlack___3ezfX",monaco:"monaco___1ypjT",darkBlue:"darkBlue___2ViJc",close:"close___3q-z4",embed:"embed___3dQqc"}}}]);