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le(1,2,2013,i);if(o&&(n="forced"),(i=document.createElement("track")).src=e,i.label=a||"",i.kind=n,i.srclang=t,this.g.getAttribute("crossorigin")||this.g.setAttribute("crossorigin","anonymous"),this.g.appendChild(i),e=this.jb().find((function(e){return e.language==t&&e.label==(a||"")&&e.kind==n})))return zs(this),e;throw new le(1,2,2012)}if(1/0==(s=this.B.presentationTimeline.getDuration()))throw new le(1,4,4033);if(!Ii(Ti((e={id:this.ld++,originalId:null,createSegmentIndex:function(){return Promise.resolve()},segmentIndex:ko(0,s,[e]),mimeType:i||"",codecs:r||"",kind:n,encrypted:!1,drmInfos:[],keyIds:new Set,language:t,label:a||null,type:ci,primary:!1,trickModeVideo:null,emsgSchemeIdUris:null,roles:[],forced:!!o,channelsCount:null,audioSamplingRate:null,spatialAudio:!1,closedCaptions:null}).mimeType,e.codecs)))throw new le(2,2,2014,i);return this.B.textStreams.push(e),zs(this),Sr(e)},i.Ce=function(e,t,n,i,r,a,o){o=void 0!==o&&o;var s,u,c,d,f,h,p,g,m,v,y,b=this;return P((function(T){switch(T.g){case 1:if(b.l!=Uu&&b.l!=Fu)throw new le(1,7,7004);if(i){T.v(2);break}if(s=Za(e),i={sbv:"text/x-subviewer",srt:"text/srt",vtt:"text/vtt",webvtt:"text/vtt",ttml:"application/ttml+xml",lrc:"application/x-subtitle-lrc",ssa:"text/x-ssa",ass:"text/x-ssa"}[s]){T.v(3);break}return x(T,4),w(T,Qa(e,b.P,b.o.streaming.retryParameters),6);case 6:i=T.h,E(T,3);break;case 4:A(T);case 3:if(!i)throw new le(1,2,2011,s);case 2:if(b.l!=Fu){T.v(7);break}if("text/vtt"==i){T.v(8);break}return w(T,function(e,t,n){var i,r,a;return P((function(o){return 1==o.g?(i=ga,(r=da([e],n)).method="GET",w(o,t.request(i,r).promise,2)):(a=o.h,o.return(a.data))}))}(e,b.P,b.o.streaming.retryParameters),9);case 9:u=T.h,c=function(e,t,n){var i=Ri[n];if(i)return n=i(),e={periodStart:0,segmentStart:0,segmentEnd:e.g.duration},t=oe(t),t=n.parseMedia(t,e),function(e){function t(e){var n=[],i=700<=e.fontWeight,r="italic"==e.fontStyle,a=e.textDecoration.includes("underline");return 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1==n.g?w(n,d,2):3!=n.g?(e=n.h,w(n,f,3)):(t=n.h,l.segments.push({initSegmentKey:e,startTime:r.startTime,endTime:r.endTime,appendWindowStart:r.appendWindowStart,appendWindowEnd:r.appendWindowEnd,timestampOffset:r.timestampOffset,dataKey:t}),void T(n))}))}))})),l}function wh(e){if(e.J.g)throw new le(2,9,7001)}function Th(){if(!gh())throw new le(2,9,9e3)}function xh(e,t){return P((function(n){return 1==n.g?(e.bc.push(t),S(n),w(n,t,4)):2!=n.g?n.return(n.h):(k(n),lt(e.bc,t),I(n,0))}))}function Sh(e){for(var t=new Set,n=l(e.textStreams),i=n.next();!i.done;i=n.next())t.add(i.value);for(i=(n=l(e.imageStreams)).next();!i.done;i=n.next())t.add(i.value);for(n=(e=l(e.variants)).next();!n.done;n=e.next())(n=n.value).audio&&t.add(n.audio),n.video&&t.add(n.video);return t}m(Xf,Uf),Xf.prototype.updateManifestExpiration=function(e,t){var n,i,r,a=this;return P((function(o){return n=_f(a.g,a.h),i=n.store(),r=new 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v,y,b=null;r&&(b=gg.exec(r)||yg.exec(r)),m=b?Number(b[1]):null,b=b?Number(b[2]):null,(v=og(g,c,"extent"))&&(null!=(v=(y=gg.exec(v))||yg.exec(v))&&(p.width=Number(v[1]),p.height=Number(v[2]),y||(null!=m&&(p.width=100*p.width/m),null!=b&&(p.height=100*p.height/b)),p.widthUnits=y||null!=m?Dt:0,p.heightUnits=y||null!=b?Dt:0)),(g=og(g,c,"origin"))&&(null!=(v=(y=gg.exec(g))||yg.exec(g))&&(p.viewportAnchorX=Number(v[1]),p.viewportAnchorY=Number(v[2]),y||(null!=b&&(p.viewportAnchorY=100*p.viewportAnchorY/b),null!=m&&(p.viewportAnchorX=100*p.viewportAnchorX/m)),p.viewportAnchorUnits=y||null!=m?Dt:0))}else p=null;p&&d.push(p)}if(Zl(a,"p").length)throw new le(2,2,2001,"<p> can only be inside <div> in TTML");for(h=(r=l(Zl(a,"div"))).next();!h.done;h=r.next())if(Zl(h.value,"span").length)throw new le(2,2,2001,"<span> can only be inside <p> in TTML");(a=ig(a,t.periodStart,s,u,c,o,d,n,f,null,!1))&&i.push(a)}return i},B("shaka.text.TtmlTextParser",ng),ng.prototype.parseMedia=ng.prototype.parseMedia,ng.prototype.parseInit=ng.prototype.parseInit;var gg=/^(\d{1,2}(?:\.\d+)?|100(?:\.0+)?)% (\d{1,2}(?:\.\d+)?|100(?:\.0+)?)%$/,mg=/^(\d{1,2}(?:\.\d+)?|100)%$/,vg=/^(\d+px|\d+em|\d*\.?\d+c)$/,yg=/^(\d+)px (\d+)px$/,bg=/^(\d{2,}):(\d{2}):(\d{2}):(\d{2})\.?(\d+)?$/,wg=/^(?:(\d{2,}):)?(\d{2}):(\d{2})$/,Tg=/^(?:(\d{2,}):)?(\d{2}):(\d{2}\.\d{2,})$/,xg=/^(\d*(?:\.\d*)?)f$/,Sg=/^(\d*(?:\.\d*)?)t$/,Eg=/^(?:(\d*(?:\.\d*)?)h)?(?:(\d*(?:\.\d*)?)m)?(?:(\d*(?:\.\d*)?)s)?(?:(\d*(?:\.\d*)?)ms)?$/,Ag={left:xt,center:"center",right:"end",start:xt,end:"end"},kg={left:"line-left",center:"center",right:"line-right"},Ig=["http://www.w3.org/ns/ttml#parameter","http://www.w3.org/2006/10/ttaf1#parameter"],Mg=["http://www.w3.org/ns/ttml#styling","http://www.w3.org/2006/10/ttaf1#styling"],Cg=["http://www.smpte-ra.org/schemas/2052-1/2010/smpte-tt","http://www.smpte-ra.org/schemas/2052-1/2013/smpte-tt"];function Dg(){this.s=new ng}function Rg(){}function Ng(e){for(var t=l(Object.entries(Et)),n=t.next();!n.done;n=t.next()){var i=l(n.value);n=i.next().value,i=i.next().value;var r=new ft(0,0,"");r.color=i,e.set(n,r)}for(n=(t=l(Object.entries(At))).next();!n.done;n=t.next())n=(i=l(n.value)).next().value,i=i.next().value,(r=new ft(0,0,"")).backgroundColor=i,e.set(n,r)}function Pg(e,t,n){0===n.size&&Ng(n),e=function(e){for(var t=[],n=-1,i="",r=0;r<e.length;r++)if("/"===e[r]){var a=e.indexOf(">",r);if(a<=r)return e;a=e.substring(r+1,a);var o=t.pop();if(!a||!o)return e;if(o===a)i+="/"+a+">";else{if(!o.startsWith("c.")||"c"!==a)return e;i+="/"+o+">"}r+=a.length+1}else"<"===e[r]?n=r+1:">"===e[r]&&0<n&&(t.push(e.substr(n,r-n)),n=-1),i+=e[r];return i}(e);var i=pc("<span>"+e+"</span>","span");if(i){var r=[];if(1==(i=i.childNodes).length){var a=i[0];if(a.nodeType==Node.TEXT_NODE||a.nodeType==Node.CDATA_SECTION_NODE)return void(t.payload=e)}for(i=(e=l(i)).next();!i.done;i=e.next())jg(i.value,t,r,n);t.nestedCues=r}else t.payload=e}function Lg(e,t){return e&&0<e.length?e:t}function jg(e,t,n,i){var r=t.clone();if(e.nodeType===Node.ELEMENT_NODE&&e.nodeName)for(var a=l(e.nodeName.split(/[ .]+/)),o=a.next();!o.done;o=a.next()){if(o=o.value,i.has(o)){var s=i.get(o);s&&(r.backgroundColor=Lg(s.backgroundColor,r.backgroundColor),r.color=Lg(s.color,r.color),r.fontFamily=Lg(s.fontFamily,r.fontFamily),r.fontSize=Lg(s.fontSize,r.fontSize),r.fontWeight=s.fontWeight,r.fontStyle=s.fontStyle,r.opacity=s.opacity,r.wrapLine=s.wrapLine)}switch(o){case"b":r.fontWeight=700;break;case"i":r.fontStyle="italic";break;case"u":r.textDecoration.push("underline")}}if(rc(e))for(a=!0,i=l(e.textContent.split("\n")),e=i.next();!e.done;e=i.next())e=e.value,a||((a=t.clone()).lineBreak=!0,n.push(a)),0<e.length&&((a=r.clone()).payload=e,n.push(a)),a=!1;else for(e=(t=l(e.childNodes)).next();!e.done;e=t.next())jg(e.value,r,n,i)}function _g(e,t,n){var i;(i=/^align:(start|middle|center|end|left|right)$/.exec(t))?(t=i[1],e.textAlign="middle"==t?gt:mt[t.toUpperCase()]):(i=/^vertical:(lr|rl)$/.exec(t))?e.writingMode="lr"==i[1]?"vertical-lr":"vertical-rl":(i=/^size:([\d.]+)%$/.exec(t))?e.size=Number(i[1]):(i=/^position:([\d.]+)%(?:,(line-left|line-right|center|start|end))?$/.exec(t))?(e.position=Number(i[1]),i[2]&&(t=i[2],e.positionAlign="line-left"==t||"start"==t?"line-left":"line-right"==t||"end"==t?"line-right":"center")):(i=/^region:(.*)$/.exec(t))?(t=function(e,t){var n=e.filter((function(e){return e.id==t}));return n.length?n[0]:null}(n,i[1]))&&(e.region=t):(n=/^line:([\d.]+)%(?:,(start|end|center))?$/.exec(t))?(e.lineInterpretation=1,e.line=Number(n[1]),n[2]&&(e.lineAlign=St[n[2].toUpperCase()])):(n=/^line:(-?\d+)(?:,(start|end|center))?$/.exec(t))&&(e.lineInterpretation=Tt,e.line=Number(n[1]),n[2]&&(e.lineAlign=St[n[2].toUpperCase()]))}function Og(e){if(null==(e=Od(e,/(?:(\d{1,}):)?(\d{2}):(\d{2})\.(\d{2,3})/g)))return null;var t=Number(e[2]),n=Number(e[3]);return 59<t||59<n?null:Number(e[4])/1e3+n+60*t+3600*(Number(e[1])||0)}function Ug(){this.g=null}function Fg(e,t,n){var i,r,a;return(new De).box("payl",Pe((function(e){i=fe(e)}))).box("iden",Pe((function(e){r=fe(e)}))).box("sttg",Pe((function(e){a=fe(e)}))).parse(e),i?function(e,t,n,i,r){if(i=new ft(i,r,""),Pg(e,i,new Map),t&&(i.id=t),n)for(e=new jd(n),t=Ud(e);t;)_g(i,t,[]),_d(e),t=Ud(e);return i}(i,r,a,t,n):null}function Bg(){}function Vg(e){if(null==(e=Od(e,/(?:(\d{1,}):)?(\d{2}):(\d{2})\.(\d{2,3})/g)))return null;var t=Number(e[2]),n=Number(e[3]);return 59<t||59<n?null:Number(e[4])/1e3+n+60*t+3600*(Number(e[1])||0)}function Hg(){this.s=new Rg}function Kg(e){var t="WEBVTT\n\n";if(""==e)return t;for(var n=(e=l((e=(e=e.replace(/\r+/g,"")).trim()).split("\n\n"))).next();!n.done;n=e.next())(n=n.value.split(/\n/))[0].match(/\d+/)&&n.shift(),n[0]=n[0].replace(/,/g,"."),t+=n.join("\n")+"\n\n";return t}function Gg(){}function qg(e,t){var n=t.Fontname;if(n&&(e.fontFamily=n),(n=t.Fontsize)&&(e.fontSize=n+"px"),(n=t.PrimaryColour)&&(n=zg(n))&&(e.color=n),(n=t.BackColour)&&(n=zg(n))&&(e.backgroundColor=n),t.Bold&&(e.fontWeight=700),t.Italic&&(e.fontStyle="italic"),t.Underline&&e.textDecoration.push("underline"),(n=t.Spacing)&&(e.letterSpacing=n+"px"),n=t.Alignment)switch(parseInt(n,10)){case 1:e.displayAlign=vt,e.textAlign="start";break;case 2:e.displayAlign=vt,e.textAlign=gt;break;case 3:e.displayAlign=vt,e.textAlign="end";break;case 5:e.displayAlign="before",e.textAlign="start";break;case 6:e.displayAlign="before",e.textAlign=gt;break;case 7:e.displayAlign="before",e.textAlign="end";break;case 9:e.displayAlign="center",e.textAlign="start";break;case 10:e.displayAlign="center",e.textAlign=gt;break;case 11:e.displayAlign="center",e.textAlign="end"}(n=t.AlphaLevel)&&(e.opacity=parseFloat(n))}function zg(e){return 0<=(e=parseInt(e.replace("&H",""),16))?"rgba("+(255&e)+","+(e>>8&255)+","+(e>>16&255)+","+(e>>24&255^255)/255+")":null}function Xg(e){return 3600*((e=Zg.exec(e))[1]?parseInt(e[1].replace(":",""),10):0)+60*parseInt(e[2],10)+parseFloat(e[3])}Ri["application/ttml+xml"]=function(){return new ng},Dg.prototype.parseInit=function(e){var t=!1;if((new De).box("moov",Re).box("trak",Re).box("mdia",Re).box("minf",Re).box("stbl",Re).T("stsd",Ne).box("stpp",(function(e){t=!0,e.parser.stop()})).parse(e),!t)throw new le(2,2,2007)},Dg.prototype.parseMedia=function(e,t){var n=this,i=!1,r=[];if((new De).box("mdat",Pe((function(e){i=!0,r=r.concat(n.s.parseMedia(e,t))}))).parse(e,!1),!i)throw new le(2,2,2007);return r},B("shaka.text.Mp4TtmlParser",Dg),Dg.prototype.parseMedia=Dg.prototype.parseMedia,Dg.prototype.parseInit=Dg.prototype.parseInit,Ri['application/mp4; codecs="stpp"']=function(){return new Dg},Ri['application/mp4; codecs="stpp.ttml"']=function(){return new Dg},Ri['application/mp4; 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c=s,d=u;(u=/^id=(.*)$/.exec(d))?c.id=u[1]:(u=/^width=(\d{1,2}|100)%$/.exec(d))?c.width=Number(u[1]):(u=/^lines=(\d+)$/.exec(d))?(c.height=Number(u[1]),c.heightUnits=2):(u=/^regionanchor=(\d{1,2}|100)%,(\d{1,2}|100)%$/.exec(d))?(c.regionAnchorX=Number(u[1]),c.regionAnchorY=Number(u[2])):(u=/^viewportanchor=(\d{1,2}|100)%,(\d{1,2}|100)%$/.exec(d))?(c.viewportAnchorX=Number(u[1]),c.viewportAnchorY=Number(u[2])):/^scroll=up$/.exec(d)&&(c.scroll="up"),_d(o),u=Ud(o)}a.push(s)}for(Ng(r=new Map),o=[],s=(i=l(i.slice(1))).next();!s.done;s=i.next()){if((1!=(s=s.value.split("\n")).length||s[0])&&!/^NOTE($|[ \t])/.test(s[0])&&"STYLE"==s[0]&&s[1].includes("::cue")){c="global",(u=s[1].match(/\((.*)\)/))&&(c=u.pop()),u=s.slice(2,-1),s[1].includes("}")&&(d=/\{(.*?)\}/.exec(s[1]))&&(u=d[1].split(";")),d=new ft(0,0,"");for(var f=!1,h=0;h<u.length;h++){var p=/^\s*([^:]+):\s*(.*)/.exec(u[h]);if(p){var 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De).box("moof",Re).box("traf",Re).T("tfdt",(function(e){o=!0,i=_n(e.reader,e.version).fd})).T("tfhd",(function(e){c=jn(e.reader,e.flags).Xd})).T("trun",(function(e){s=!0,r=Un(e.reader,e.version,e.flags).ne})).box("mdat",Pe((function(e){u=!0,n=e}))).parse(e,!1),!u&&!o&&!s)throw new le(2,2,2008);for(var d=i,f=new ye(n,0),h=l(r),p=h.next();!p.done;p=h.next()){var g=(p=p.value).Gd||c,m=p.Mc?i+p.Mc:d;d=m+(g||0);var v=0;do{var y=f.N();v+=y;var b=null;"vttc"==je(f.N())?8<y&&(b=f.bb(y-8)):f.skip(y-8),g&&b&&(y=Fg(b,t.periodStart+m/this.g,t.periodStart+d/this.g),a.push(y))}while(p.sampleSize&&v<p.sampleSize)}return a.filter(Me)},B("shaka.text.Mp4VttParser",Ug),Ug.prototype.parseMedia=Ug.prototype.parseMedia,Ug.prototype.parseInit=Ug.prototype.parseInit,Ri['application/mp4; codecs="wvtt"']=function(){return new Ug},Bg.prototype.parseInit=function(){},Bg.prototype.parseMedia=function(e){var t=fe(e).replace(/\r+/g,"");if(e=[],""==(t=t.trim()))return e;for(var n=(t=l(t.split("\n\n"))).next();!n.done;n=t.next()){var i=new jd((n=n.value.split("\n"))[0]),r=Vg(i),a=Od(i,/,/g);if(i=Vg(i),null==r||null==a||null==i)throw new le(2,2,2001,"Could not parse cue time range in SubViewer");e.push(new ft(r,i,n.slice(1).join("\n").trim()))}return e},B("shaka.text.SbvTextParser",Bg),Bg.prototype.parseMedia=Bg.prototype.parseMedia,Bg.prototype.parseInit=Bg.prototype.parseInit,Ri["text/x-subviewer"]=function(){return new Bg},Hg.prototype.parseInit=function(){},Hg.prototype.parseMedia=function(e,t){var n=fe(e);return n=oe(ge(n=Kg(n))),this.s.parseMedia(n,t)},B("shaka.text.SrtTextParser",Hg),Hg.srt2webvtt=Kg,Hg.prototype.parseMedia=Hg.prototype.parseMedia,Hg.prototype.parseInit=Hg.prototype.parseInit,Ri["text/srt"]=function(){return new Hg},Gg.prototype.parseInit=function(){},Gg.prototype.parseMedia=function(e){for(var t="",n="",i=(e=l(e=fe(e).split(/\r?\n\s*\r?\n/))).next();!i.done;i=e.next()){var r=$g.exec(i.value);r&&(i=r[1],r=r[2],"V4 Styles"==i||"V4+ 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Wg,Yg,$g=/^\s*\[([^\]]+)\]\r?\n([\s\S]*)/,Jg=/^\s*([^:]+):\s*(.*)/,Qg=/\s*,\s*/,Zg=/^(\d+:)?(\d{1,2}):(\d{1,2}(?:[.]\d{1,3})?)?$/;function em(){}function tm(){Wg?console.debug("EmeEncryptionSchemePolyfill: Already installed."):navigator.requestMediaKeySystemAccess&&MediaKeySystemAccess.prototype.getConfiguration?(Wg=navigator.requestMediaKeySystemAccess,console.debug("EmeEncryptionSchemePolyfill: Waiting to detect encryptionScheme support."),navigator.requestMediaKeySystemAccess=nm):console.debug("EmeEncryptionSchemePolyfill: EME not found")}function nm(e,t){var n,i=this;return P((function(r){return 1==r.g?(console.assert(i==navigator,'bad "this" for requestMediaKeySystemAccess'),w(r,Wg.call(i,e,t),2)):dm(n=r.h)?(console.debug("EmeEncryptionSchemePolyfill: Native encryptionScheme support found."),navigator.requestMediaKeySystemAccess=Wg,r.return(n)):(console.debug("EmeEncryptionSchemePolyfill: No native encryptionScheme support found. Patching encryptionScheme support."),navigator.requestMediaKeySystemAccess=im,r.return(im.call(i,e,t)))}))}function im(e,t){var n,i,r,a,o,s,u,c,d,f,h=this;return P((function(p){if(1==p.g){for(console.assert(h==navigator,'bad "this" for requestMediaKeySystemAccess'),n=cm(e),i=[],r=l(t),a=r.next();!a.done;a=r.next())o=a.value,s=rm(o.videoCapabilities,n),u=rm(o.audioCapabilities,n),o.videoCapabilities&&o.videoCapabilities.length&&!s.length||o.audioCapabilities&&o.audioCapabilities.length&&!u.length||((c=Object.assign({},o)).videoCapabilities=s,c.audioCapabilities=u,i.push(c));if(!i.length)throw(d=Error("Unsupported keySystem or supportedConfigurations.")).name="NotSupportedError",d.code=DOMException.NOT_SUPPORTED_ERR,d;return w(p,Wg.call(h,e,i),2)}return f=p.h,p.return(new lm(f,n))}))}function rm(e,t){return e?e.filter((function(e){return!e.encryptionScheme||e.encryptionScheme==t})):e}function am(){}function om(){Yg?console.debug("McEncryptionSchemePolyfill: Already installed."):navigator.mediaCapabilities?(Yg=navigator.mediaCapabilities.decodingInfo,console.debug("McEncryptionSchemePolyfill: Waiting to detect encryptionScheme support."),navigator.mediaCapabilities.decodingInfo=sm):console.debug("McEncryptionSchemePolyfill: MediaCapabilities not found")}function sm(e){var t,n,i=this;return P((function(r){return 1==r.g?(console.assert(i==navigator.mediaCapabilities,'bad "this" for decodingInfo'),w(r,Yg.call(i,e),2)):(t=r.h,e.keySystemConfiguration?(n=t.keySystemAccess)&&dm(n)?(console.debug("McEncryptionSchemePolyfill: Native encryptionScheme support found."),navigator.mediaCapabilities.decodingInfo=Yg,r.return(t)):(console.debug("McEncryptionSchemePolyfill: No native encryptionScheme support found. Patching encryptionScheme support."),navigator.mediaCapabilities.decodingInfo=um,r.return(um.call(i,e))):r.return(t))}))}function um(e){var t,n,i,r,a,o,s,u,l,c=this;return P((function(d){switch(d.g){case 1:return console.assert(c==navigator.mediaCapabilities,'bad "this" for decodingInfo'),t=null,e.keySystemConfiguration&&(n=e.keySystemConfiguration,i=n.keySystem,r=n.audio&&n.audio.encryptionScheme,a=n.video&&n.video.encryptionScheme,t=cm(i),o={powerEfficient:!1,smooth:!1,supported:!1,keySystemAccess:null,configuration:e},r&&r!=t||a&&a!=t)?d.return(o):w(d,Yg.call(c,e),2);case 2:if((s=d.h).keySystemAccess){s.keySystemAccess=new lm(s.keySystemAccess,t),d.v(3);break}if(!e.keySystemConfiguration){d.v(3);break}var f=e.keySystemConfiguration,h=[],p=[];return f.audio&&h.push({robustness:f.audio.robustness||"",contentType:e.audio.contentType}),f.video&&p.push({robustness:f.video.robustness||"",contentType:e.video.contentType}),f={initDataTypes:f.initDataType?[f.initDataType]:[],distinctiveIdentifier:f.distinctiveIdentifier,persistentState:f.persistentState,sessionTypes:f.sessionTypes},h.length&&(f.audioCapabilities=h),p.length&&(f.videoCapabilities=p),u=f,l=s,w(d,navigator.requestMediaKeySystemAccess(e.keySystemConfiguration.keySystem,[u]),5);case 5:l.keySystemAccess=d.h;case 3:return d.return(s)}}))}function lm(e,t){this.h=e,this.g=t,this.keySystem=e.keySystem}function cm(e){return e.startsWith("com.widevine")||e.startsWith("com.microsoft")||e.startsWith("com.adobe")||e.startsWith("org.w3")?"cenc":e.startsWith("com.apple")?"cbcs-1-9":(console.warn("EmeEncryptionSchemePolyfill: Unknown key system:",e,"Please contribute!"),null)}function dm(e){var t=(e=e.getConfiguration()).audioCapabilities&&e.audioCapabilities[0];return!(!(e=e.videoCapabilities&&e.videoCapabilities[0]||t)||void 0===e.encryptionScheme)}function fm(){}function hm(){tm(),om()}Ri["text/x-ssa"]=function(){return new Gg},B("EmeEncryptionSchemePolyfill",em),em.install=tm,B("McEncryptionSchemePolyfill",am),am.install=om,lm.prototype.getConfiguration=function(){var e=this.h.getConfiguration();if(e.videoCapabilities)for(var t=l(e.videoCapabilities),n=t.next();!n.done;n=t.next())n.value.encryptionScheme=this.g;if(e.audioCapabilities)for(n=(t=l(e.audioCapabilities)).next();!n.done;n=t.next())n.value.encryptionScheme=this.g;return e},lm.prototype.createMediaKeys=function(){return this.h.createMediaKeys()},B("EncryptionSchemePolyfills",fm),fm.install=hm,void 0!==n&&n.exports&&(n.exports=fm)}.call(i,n,n,void 0),i.shaka)t[r]=i.shaka[r]}()}).call(this,n(31))}}]);