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e,t,i,n=(e={masterXml:this.masterPlaylistLoader_.masterXml_,srcUrl:this.masterPlaylistLoader_.srcUrl,clientOffset:this.masterPlaylistLoader_.clientOffset_,sidxMapping:this.masterPlaylistLoader_.sidxMapping_},i=$e(e.masterXml,{manifestUri:t=e.srcUrl,clientOffset:e.clientOffset,sidxMapping:e.sidxMapping}),P(i,t),i),r=this.masterPlaylistLoader_.master;r&&(n=function(e,t,i){for(var n=!0,r=Pt(e,{duration:t.duration,minimumUpdatePeriod:t.minimumUpdatePeriod}),a=0;a-1)},this.trigger=function(t){var i,n,r,a;if(i=e[t])if(2===arguments.length)for(r=i.length,n=0;n>>1,e.samplingfrequencyindex<<7|e.channelcount<<3,6,1,2]))},p=function(e){return t(S.hdlr,A[e])},m=function(e){var i=new Uint8Array([0,0,0,0,0,0,0,2,0,0,0,3,0,1,95,144,e.duration>>>24&255,e.duration>>>16&255,e.duration>>>8&255,255&e.duration,85,196,0,0]);return e.samplerate&&(i[12]=e.samplerate>>>24&255,i[13]=e.samplerate>>>16&255,i[14]=e.samplerate>>>8&255,i[15]=255&e.samplerate),t(S.mdhd,i)},f=function(e){return t(S.mdia,m(e),p(e.type),s(e))},a=function(e){return t(S.mfhd,new Uint8Array([0,0,0,0,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e]))},s=function(e){return t(S.minf,"video"===e.type?t(S.vmhd,P):t(S.smhd,O),i(),y(e))},o=function(e,i){for(var n=[],r=i.length;r--;)n[r]=_(i[r]);return t.apply(null,[S.moof,a(e)].concat(n))},u=function(e){for(var i=e.length,n=[];i--;)n[i]=h(e[i]);return t.apply(null,[S.moov,l(4294967295)].concat(n).concat(d(e)))},d=function(e){for(var i=e.length,n=[];i--;)n[i]=T(e[i]);return t.apply(null,[S.mvex].concat(n))},l=function(e){var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,0,1,95,144,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e,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 t(S.mvhd,i)},g=function(e){var i,n,r=e.samples||[],a=new Uint8Array(4+r.length);for(n=0;n>>8),s.push(255&r[i].byteLength),s=s.concat(Array.prototype.slice.call(r[i]));for(i=0;i>>8),o.push(255&a[i].byteLength),o=o.concat(Array.prototype.slice.call(a[i]));if(n=[S.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,(65280&e.width)>>8,255&e.width,(65280&e.height)>>8,255&e.height,0,72,0,0,0,72,0,0,0,0,0,0,0,1,19,118,105,100,101,111,106,115,45,99,111,110,116,114,105,98,45,104,108,115,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),t(S.avcC,new Uint8Array([1,e.profileIdc,e.profileCompatibility,e.levelIdc,255].concat([r.length],s,[a.length],o))),t(S.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192]))],e.sarRatio){var u=e.sarRatio[0],d=e.sarRatio[1];n.push(t(S.pasp,new Uint8Array([(4278190080&u)>>24,(16711680&u)>>16,(65280&u)>>8,255&u,(4278190080&d)>>24,(16711680&d)>>16,(65280&d)>>8,255&d])))}return t.apply(null,n)},B=function(e){return t(S.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,(65280&e.channelcount)>>8,255&e.channelcount,(65280&e.samplesize)>>8,255&e.samplesize,0,0,0,0,(65280&e.samplerate)>>8,255&e.samplerate,0,0]),n(e))},c=function(e){var i=new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,0,(4278190080&e.duration)>>24,(16711680&e.duration)>>16,(65280&e.duration)>>8,255&e.duration,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,(65280&e.width)>>8,255&e.width,0,0,(65280&e.height)>>8,255&e.height,0,0]);return t(S.tkhd,i)},_=function(e){var i,n,r,a,s,o;return i=t(S.tfhd,new Uint8Array([0,0,0,58,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0])),s=Math.floor(e.baseMediaDecodeTime/(V+1)),o=Math.floor(e.baseMediaDecodeTime%(V+1)),n=t(S.tfdt,new Uint8Array([1,0,0,0,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o>>>24&255,o>>>16&255,o>>>8&255,255&o])),"audio"===e.type?(r=b(e,92),t(S.traf,i,n,r)):(a=g(e),r=b(e,a.length+92),t(S.traf,i,n,r,a))},h=function(e){return e.duration=e.duration||4294967295,t(S.trak,c(e),f(e))},T=function(e){var i=new Uint8Array([0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return"video"!==e.type&&(i[i.length-1]=0),t(S.trex,i)},q=function(e,t){var i=0,n=0,r=0,a=0;return e.length&&(void 0!==e[0].duration&&(i=1),void 0!==e[0].size&&(n=2),void 0!==e[0].flags&&(r=4),void 0!==e[0].compositionTimeOffset&&(a=8)),[0,0,i|n|r|a,1,(4278190080&e.length)>>>24,(16711680&e.length)>>>16,(65280&e.length)>>>8,255&e.length,(4278190080&t)>>>24,(16711680&t)>>>16,(65280&t)>>>8,255&t]},N=function(e,i){var n,r,a,s,o,u;for(i+=20+16*(s=e.samples||[]).length,a=q(s,i),(r=new Uint8Array(a.length+16*s.length)).set(a),n=a.length,u=0;u>>24,r[n++]=(16711680&o.duration)>>>16,r[n++]=(65280&o.duration)>>>8,r[n++]=255&o.duration,r[n++]=(4278190080&o.size)>>>24,r[n++]=(16711680&o.size)>>>16,r[n++]=(65280&o.size)>>>8,r[n++]=255&o.size,r[n++]=o.flags.isLeading<<2|o.flags.dependsOn,r[n++]=o.flags.isDependedOn<<6|o.flags.hasRedundancy<<4|o.flags.paddingValue<<1|o.flags.isNonSyncSample,r[n++]=61440&o.flags.degradationPriority,r[n++]=15&o.flags.degradationPriority,r[n++]=(4278190080&o.compositionTimeOffset)>>>24,r[n++]=(16711680&o.compositionTimeOffset)>>>16,r[n++]=(65280&o.compositionTimeOffset)>>>8,r[n++]=255&o.compositionTimeOffset;return t(S.trun,r)},F=function(e,i){var n,r,a,s,o,u;for(i+=20+8*(s=e.samples||[]).length,a=q(s,i),(n=new Uint8Array(a.length+8*s.length)).set(a),r=a.length,u=0;u>>24,n[r++]=(16711680&o.duration)>>>16,n[r++]=(65280&o.duration)>>>8,n[r++]=255&o.duration,n[r++]=(4278190080&o.size)>>>24,n[r++]=(16711680&o.size)>>>16,n[r++]=(65280&o.size)>>>8,n[r++]=255&o.size;return t(S.trun,n)},b=function(e,t){return"audio"===e.type?F(e,t):N(e,t)},r=function(){return t(S.ftyp,I,w,I,E)};var H,G,j,z,X,Q,Y,K,$=function(e){return t(S.mdat,e)},J=o,Z=function(e){var t,i=r(),n=u(e);return(t=new Uint8Array(i.byteLength+n.byteLength)).set(i),t.set(n,i.byteLength),t},ee=function(e,t){var i={size:0,flags:{isLeading:0,dependsOn:1,isDependedOn:0,hasRedundancy:0,degradationPriority:0,isNonSyncSample:1}};return i.dataOffset=t,i.compositionTimeOffset=e.pts-e.dts,i.duration=e.duration,i.size=4*e.length,i.size+=e.byteLength,e.keyFrame&&(i.flags.dependsOn=2,i.flags.isNonSyncSample=0),i},te=function(e){var t,i,n=[],r=[];for(r.byteLength=0,r.nalCount=0,r.duration=0,n.byteLength=0,t=0;t1&&(t=e.shift(),e.byteLength-=t.byteLength,e.nalCount-=t.nalCount,e[0][0].dts=t.dts,e[0][0].pts=t.pts,e[0][0].duration+=t.duration),e},re=function(e,t){var i,n=[];return i=ee(e,t||0),n.push(i),n},ae=function(e){var t,i,n=0,r=e.byteLength,a=e.length,s=new Uint8Array(r+4*a),o=new DataView(s.buffer);for(t=0;t45e3))){for((s=function(){if(!H){var e={96e3:[se,[227,64],ue(154),[56]],88200:[se,[231],ue(170),[56]],64e3:[se,[248,192],ue(240),[56]],48e3:[se,[255,192],ue(268),[55,148,128],ue(54),[112]],44100:[se,[255,192],ue(268),[55,163,128],ue(84),[112]],32e3:[se,[255,192],ue(268),[55,234],ue(226),[112]],24e3:[se,[255,192],ue(268),[55,255,128],ue(268),[111,112],ue(126),[224]],16e3:[se,[255,192],ue(268),[55,255,128],ue(268),[111,255],ue(269),[223,108],ue(195),[1,192]],12e3:[oe,ue(268),[3,127,248],ue(268),[6,255,240],ue(268),[13,255,224],ue(268),[27,253,128],ue(259),[56]],11025:[oe,ue(268),[3,127,248],ue(268),[6,255,240],ue(268),[13,255,224],ue(268),[27,255,192],ue(268),[55,175,128],ue(108),[112]],8e3:[oe,ue(268),[3,121,16],ue(47),[7]]};t=e,H=Object.keys(t).reduce((function(e,i){return e[i]=new Uint8Array(t[i].reduce((function(e,t){return e.concat(t)}),[])),e}),{})}var t;return H}()[e.samplerate])||(s=t[0].data),o=0;o=i?e:(t.minSegmentDts=1/0,e.filter((function(e){return e.dts>=i&&(t.minSegmentDts=Math.min(t.minSegmentDts,e.dts),t.minSegmentPts=t.minSegmentDts,!0)})))},ve=function(e){var t,i,n=[];for(t=0;t=this.virtualRowCount&&"function"==typeof this.beforeRowOverflow&&this.beforeRowOverflow(e),this.rows.length>0&&(this.rows.push(""),this.rowIdx++);this.rows.length>this.virtualRowCount;)this.rows.shift(),this.rowIdx--},Le.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},Le.prototype.addText=function(e){this.rows[this.rowIdx]+=e},Le.prototype.backspace=function(){if(!this.isEmpty()){var e=this.rows[this.rowIdx];this.rows[this.rowIdx]=e.substr(0,e.length-1)}};var ke=function(e){this.serviceNum=e,this.text="",this.currentWindow=new Le(-1),this.windows=[]};ke.prototype.init=function(e,t){this.startPts=e;for(var i=0;i<8;i++)this.windows[i]=new Le(i),"function"==typeof t&&(this.windows[i].beforeRowOverflow=t)},ke.prototype.setCurrentWindow=function(e){this.currentWindow=this.windows[e]};var Ae=function e(){e.prototype.init.call(this);var t=this;this.current708Packet=null,this.services={},this.push=function(e){3===e.type?(t.new708Packet(),t.add708Bytes(e)):(null===t.current708Packet&&t.new708Packet(),t.add708Bytes(e))}};Ae.prototype=new W,Ae.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},Ae.prototype.add708Bytes=function(e){var t=e.ccData,i=t>>>8,n=255&t;this.current708Packet.ptsVals.push(e.pts),this.current708Packet.data.push(i),this.current708Packet.data.push(n)},Ae.prototype.push708Packet=function(){var e=this.current708Packet,t=e.data,i=null,n=null,r=0,a=t[r++];for(e.seq=a>>6,e.sizeCode=63&a;r>5)&&n>0&&(i=a=t[r++]),this.pushServiceBlock(i,r,n),n>0&&(r+=n-1)},Ae.prototype.pushServiceBlock=function(e,t,i){var n,r=t,a=this.current708Packet.data,s=this.services[e];for(s||(s=this.initService(e,r));r>5,a.rowLock=(16&n)>>4,a.columnLock=(8&n)>>3,a.priority=7&n,n=i[++e],a.relativePositioning=(128&n)>>7,a.anchorVertical=127&n,n=i[++e],a.anchorHorizontal=n,n=i[++e],a.anchorPoint=(240&n)>>4,a.rowCount=15&n,n=i[++e],a.columnCount=63&n,n=i[++e],a.windowStyle=(56&n)>>3,a.penStyle=7&n,a.virtualRowCount=a.rowCount+1,e},Ae.prototype.setWindowAttributes=function(e,t){var i=this.current708Packet.data,n=i[e],r=t.currentWindow.winAttr;return n=i[++e],r.fillOpacity=(192&n)>>6,r.fillRed=(48&n)>>4,r.fillGreen=(12&n)>>2,r.fillBlue=3&n,n=i[++e],r.borderType=(192&n)>>6,r.borderRed=(48&n)>>4,r.borderGreen=(12&n)>>2,r.borderBlue=3&n,n=i[++e],r.borderType+=(128&n)>>5,r.wordWrap=(64&n)>>6,r.printDirection=(48&n)>>4,r.scrollDirection=(12&n)>>2,r.justify=3&n,n=i[++e],r.effectSpeed=(240&n)>>4,r.effectDirection=(12&n)>>2,r.displayEffect=3&n,e},Ae.prototype.flushDisplayed=function(e,t){for(var i=[],n=0;n<8;n++)t.windows[n].visible&&!t.windows[n].isEmpty()&&i.push(t.windows[n].getText());t.endPts=e,t.text=i.join("\n\n"),this.pushCaption(t),t.startPts=e},Ae.prototype.pushCaption=function(e){""!==e.text&&(this.trigger("data",{startPts:e.startPts,endPts:e.endPts,text:e.text,stream:"cc708_"+e.serviceNum}),e.text="",e.startPts=e.endPts)},Ae.prototype.displayWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var r=0;r<8;r++)i&1<>4,r.offset=(12&n)>>2,r.penSize=3&n,n=i[++e],r.italics=(128&n)>>7,r.underline=(64&n)>>6,r.edgeType=(56&n)>>3,r.fontStyle=7&n,e},Ae.prototype.setPenColor=function(e,t){var i=this.current708Packet.data,n=i[e],r=t.currentWindow.penColor;return n=i[++e],r.fgOpacity=(192&n)>>6,r.fgRed=(48&n)>>4,r.fgGreen=(12&n)>>2,r.fgBlue=3&n,n=i[++e],r.bgOpacity=(192&n)>>6,r.bgRed=(48&n)>>4,r.bgGreen=(12&n)>>2,r.bgBlue=3&n,n=i[++e],r.edgeRed=(48&n)>>4,r.edgeGreen=(12&n)>>2,r.edgeBlue=3&n,e},Ae.prototype.setPenLocation=function(e,t){var i=this.current708Packet.data,n=i[e],r=t.currentWindow.penLoc;return t.currentWindow.pendingNewLine=!0,n=i[++e],r.row=15&n,n=i[++e],r.column=63&n,e},Ae.prototype.reset=function(e,t){var i=this.getPts(e);return this.flushDisplayed(i,t),this.initService(t.serviceNum,e)};var Pe={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,304:174,305:176,306:189,307:191,308:8482,309:162,310:163,311:9834,312:224,313:160,314:232,315:226,316:234,317:238,318:244,319:251,544:193,545:201,546:211,547:218,548:220,549:252,550:8216,551:161,552:42,553:39,554:8212,555:169,556:8480,557:8226,558:8220,559:8221,560:192,561:194,562:199,563:200,564:202,565:203,566:235,567:206,568:207,569:239,570:212,571:217,572:249,573:219,574:171,575:187,800:195,801:227,802:205,803:204,804:236,805:210,806:242,807:213,808:245,809:123,810:125,811:92,812:94,813:95,814:124,815:126,816:196,817:228,818:214,819:246,820:223,821:165,822:164,823:9474,824:197,825:229,826:216,827:248,828:9484,829:9488,830:9492,831:9496},Oe=function(e){return null===e?"":(e=Pe[e]||e,String.fromCharCode(e))},Ce=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],Ue=function(){for(var e=[],t=15;t--;)e.push("");return e},De=function e(t,i){e.prototype.init.call(this),this.field_=t||0,this.dataChannel_=i||0,this.name_="CC"+(1+(this.field_<<1|this.dataChannel_)),this.setConstants(),this.reset(),this.push=function(e){var t,i,n,r,a;if((t=32639&e.ccData)!==this.lastControlCode_){if(4096==(61440&t)?this.lastControlCode_=t:t!==this.PADDING_&&(this.lastControlCode_=null),n=t>>>8,r=255&t,t!==this.PADDING_)if(t===this.RESUME_CAPTION_LOADING_)this.mode_="popOn";else if(t===this.END_OF_CAPTION_)this.mode_="popOn",this.clearFormatting(e.pts),this.flushDisplayed(e.pts),i=this.displayed_,this.displayed_=this.nonDisplayed_,this.nonDisplayed_=i,this.startPts_=e.pts;else if(t===this.ROLL_UP_2_ROWS_)this.rollUpRows_=2,this.setRollUp(e.pts);else if(t===this.ROLL_UP_3_ROWS_)this.rollUpRows_=3,this.setRollUp(e.pts);else if(t===this.ROLL_UP_4_ROWS_)this.rollUpRows_=4,this.setRollUp(e.pts);else if(t===this.CARRIAGE_RETURN_)this.clearFormatting(e.pts),this.flushDisplayed(e.pts),this.shiftRowsUp_(),this.startPts_=e.pts;else if(t===this.BACKSPACE_)"popOn"===this.mode_?this.nonDisplayed_[this.row_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1);else if(t===this.ERASE_DISPLAYED_MEMORY_)this.flushDisplayed(e.pts),this.displayed_=Ue();else if(t===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=Ue();else if(t===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(e.pts),this.displayed_=Ue()),this.mode_="paintOn",this.startPts_=e.pts;else if(this.isSpecialCharacter(n,r))a=Oe((n=(3&n)<<8)|r),this[this.mode_](e.pts,a),this.column_++;else if(this.isExtCharacter(n,r))"popOn"===this.mode_?this.nonDisplayed_[this.row_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1),a=Oe((n=(3&n)<<8)|r),this[this.mode_](e.pts,a),this.column_++;else if(this.isMidRowCode(n,r))this.clearFormatting(e.pts),this[this.mode_](e.pts," "),this.column_++,14==(14&r)&&this.addFormatting(e.pts,["i"]),1==(1&r)&&this.addFormatting(e.pts,["u"]);else if(this.isOffsetControlCode(n,r))this.column_+=3&r;else if(this.isPAC(n,r)){var s=Ce.indexOf(7968&t);"rollUp"===this.mode_&&(s-this.rollUpRows_+1<0&&(s=this.rollUpRows_-1),this.setRollUp(e.pts,s)),s!==this.row_&&(this.clearFormatting(e.pts),this.row_=s),1&r&&-1===this.formatting_.indexOf("u")&&this.addFormatting(e.pts,["u"]),16==(16&t)&&(this.column_=4*((14&t)>>1)),this.isColorPAC(r)&&14==(14&r)&&this.addFormatting(e.pts,["i"])}else this.isNormalChar(n)&&(0===r&&(r=null),a=Oe(n),a+=Oe(r),this[this.mode_](e.pts,a),this.column_+=a.length)}else this.lastControlCode_=null}};De.prototype=new W,De.prototype.flushDisplayed=function(e){var t=this.displayed_.map((function(e){try{return e.trim()}catch(e){return console.error("Skipping malformed caption."),""}})).join("\n").replace(/^\n+|\n+$/g,"");t.length&&this.trigger("data",{startPts:this.startPts_,endPts:e,text:t,stream:this.name_})},De.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=Ue(),this.nonDisplayed_=Ue(),this.lastControlCode_=null,this.column_=0,this.row_=14,this.rollUpRows_=2,this.formatting_=[]},De.prototype.setConstants=function(){0===this.dataChannel_?(this.BASE_=16,this.EXT_=17,this.CONTROL_=(20|this.field_)<<8,this.OFFSET_=23):1===this.dataChannel_&&(this.BASE_=24,this.EXT_=25,this.CONTROL_=(28|this.field_)<<8,this.OFFSET_=31),this.PADDING_=0,this.RESUME_CAPTION_LOADING_=32|this.CONTROL_,this.END_OF_CAPTION_=47|this.CONTROL_,this.ROLL_UP_2_ROWS_=37|this.CONTROL_,this.ROLL_UP_3_ROWS_=38|this.CONTROL_,this.ROLL_UP_4_ROWS_=39|this.CONTROL_,this.CARRIAGE_RETURN_=45|this.CONTROL_,this.RESUME_DIRECT_CAPTIONING_=41|this.CONTROL_,this.BACKSPACE_=33|this.CONTROL_,this.ERASE_DISPLAYED_MEMORY_=44|this.CONTROL_,this.ERASE_NON_DISPLAYED_MEMORY_=46|this.CONTROL_},De.prototype.isSpecialCharacter=function(e,t){return e===this.EXT_&&t>=48&&t<=63},De.prototype.isExtCharacter=function(e,t){return(e===this.EXT_+1||e===this.EXT_+2)&&t>=32&&t<=63},De.prototype.isMidRowCode=function(e,t){return e===this.EXT_&&t>=32&&t<=47},De.prototype.isOffsetControlCode=function(e,t){return e===this.OFFSET_&&t>=33&&t<=35},De.prototype.isPAC=function(e,t){return e>=this.BASE_&&e=64&&t<=127},De.prototype.isColorPAC=function(e){return e>=64&&e<=79||e>=96&&e<=127},De.prototype.isNormalChar=function(e){return e>=32&&e<=127},De.prototype.setRollUp=function(e,t){if("rollUp"!==this.mode_&&(this.row_=14,this.mode_="rollUp",this.flushDisplayed(e),this.nonDisplayed_=Ue(),this.displayed_=Ue()),void 0!==t&&t!==this.row_)for(var i=0;i"}),"");this[this.mode_](e,i)},De.prototype.clearFormatting=function(e){if(this.formatting_.length){var t=this.formatting_.reverse().reduce((function(e,t){return e+""}),"");this.formatting_=[],this[this.mode_](e,t)}},De.prototype.popOn=function(e,t){var i=this.nonDisplayed_[this.row_];i+=t,this.nonDisplayed_[this.row_]=i},De.prototype.rollUp=function(e,t){var i=this.displayed_[this.row_];i+=t,this.displayed_[this.row_]=i},De.prototype.shiftRowsUp_=function(){var e;for(e=0;et&&(i=-1);Math.abs(t-e)>4294967296;)e+=8589934592*i;return e},Fe=function e(t){var i,n;e.prototype.init.call(this),this.type_=t||Me,this.push=function(e){this.type_!==Me&&e.type!==this.type_||(void 0===n&&(n=e.dts),e.dts=Be(e.dts,n),e.pts=Be(e.pts,n),i=e.dts,this.trigger("data",e))},this.flush=function(){n=i,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.discontinuity=function(){n=void 0,i=void 0},this.reset=function(){this.discontinuity(),this.trigger("reset")}};Fe.prototype=new W;var Ne,qe=Fe,We=function(e,t,i){var n,r="";for(n=t;n>>2;h*=4,h+=3&l[7],u.timeStamp=h,void 0===t.pts&&void 0===t.dts&&(t.pts=u.timeStamp,t.dts=u.timeStamp),this.trigger("timestamp",u)}t.frames.push(u),s+=10,s+=o}while(s>>4>1&&(n+=t[n]+1),0===i.pid)i.type="pat",e(t.subarray(n),i),this.trigger("data",i);else if(i.pid===this.pmtPid)for(i.type="pmt",e(t.subarray(n),i),this.trigger("data",i);this.packetsWaitingForPmt.length;)this.processPes_.apply(this,this.packetsWaitingForPmt.shift());else void 0===this.programMapTable?this.packetsWaitingForPmt.push([t,n,i]):this.processPes_(t,n,i)},this.processPes_=function(e,t,i){i.pid===this.programMapTable.video?i.streamType=Re.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=Re.ADTS_STREAM_TYPE:i.streamType=this.programMapTable["timed-metadata"][i.pid],i.type="pes",i.data=e.subarray(t),this.trigger("data",i)}}).prototype=new W,ze.STREAM_TYPES={h264:27,adts:15},(Xe=function(){var e,t=this,i={data:[],size:0},n={data:[],size:0},r={data:[],size:0},a=function(e,i,n){var r,a,s=new Uint8Array(e.size),o={type:i},u=0,d=0;if(e.data.length&&!(e.size<9)){for(o.trackId=e.data[0].pid,u=0;u>>3,h.pts*=4,h.pts+=(6&l[13])>>>1,h.dts=h.pts,64&c&&(h.dts=(14&l[14])<<27|(255&l[15])<<20|(254&l[16])<<12|(255&l[17])<<5|(254&l[18])>>>3,h.dts*=4,h.dts+=(6&l[18])>>>1)),h.data=l.subarray(9+l[8])),r="video"===i||o.packetLength<=e.size,(n||r)&&(e.size=0,e.data.length=0),r&&t.trigger("data",o)}};Xe.prototype.init.call(this),this.push=function(s){({pat:function(){},pes:function(){var e,t;switch(s.streamType){case Re.H264_STREAM_TYPE:e=i,t="video";break;case Re.ADTS_STREAM_TYPE:e=n,t="audio";break;case Re.METADATA_STREAM_TYPE:e=r,t="timed-metadata";break;default:return}s.payloadUnitStartIndicator&&a(e,t,!0),e.data.push(s),e.size+=s.data.byteLength},pmt:function(){var i={type:"metadata",tracks:[]};null!==(e=s.programMapTable).video&&i.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&i.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),t.trigger("data",i)}})[s.type]()},this.reset=function(){i.size=0,i.data.length=0,n.size=0,n.data.length=0,this.trigger("reset")},this.flushStreams_=function(){a(i,"video"),a(n,"audio"),a(r,"timed-metadata")},this.flush=function(){this.flushStreams_(),this.trigger("done")}}).prototype=new W;var $e={PAT_PID:0,MP2T_PACKET_LENGTH:Ke,TransportPacketStream:je,TransportParseStream:ze,ElementaryStream:Xe,TimestampRolloverStream:Ye,CaptionStream:xe.CaptionStream,Cea608Stream:xe.Cea608Stream,Cea708Stream:xe.Cea708Stream,MetadataStream:Qe};for(var Je in Re)Re.hasOwnProperty(Je)&&($e[Je]=Re[Je]);var Ze,et=$e,tt=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(Ze=function(e){var t,i=0;Ze.prototype.init.call(this),this.push=function(n){var r,a,s,o,u,d,l=0;if(e||(i=0),"audio"===n.type)for(t?(o=t,(t=new Uint8Array(o.byteLength+n.data.byteLength)).set(o),t.set(n.data,o.byteLength)):t=n.data;l+5>5,d=9e4*(u=1024*(1+(3&t[l+6])))/tt[(60&t[l+2])>>>2],s=l+r,t.byteLength>>6&3),channelcount:(1&t[l+2])<<2|(192&t[l+3])>>>6,samplerate:tt[(60&t[l+2])>>>2],samplingfrequencyindex:(60&t[l+2])>>>2,samplesize:16,data:t.subarray(l+7+a,s)}),i++,t.byteLength===s)return void(t=void 0);t=t.subarray(s)}else l++},this.flush=function(){i=0,this.trigger("done")},this.reset=function(){t=void 0,this.trigger("reset")},this.endTimeline=function(){t=void 0,this.trigger("endedtimeline")}}).prototype=new W;var it,nt,rt,at=Ze,st=function(e){var t=e.byteLength,i=0,n=0;this.length=function(){return 8*t},this.bitsAvailable=function(){return 8*t+n},this.loadWord=function(){var r=e.byteLength-t,a=new Uint8Array(4),s=Math.min(4,t);if(0===s)throw new Error("no bytes available");a.set(e.subarray(r,r+s)),i=new DataView(a.buffer).getUint32(0),n=8*s,t-=s},this.skipBits=function(e){var r;n>e?(i<<=e,n-=e):(e-=n,e-=8*(r=Math.floor(e/8)),t-=r,this.loadWord(),i<<=e,n-=e)},this.readBits=function(e){var r=Math.min(n,e),a=i>>>32-r;return(n-=r)>0?i<<=r:t>0&&this.loadWord(),(r=e-r)>0?a<>>e))return i<<=e,n-=e,e;return this.loadWord(),e+this.skipLeadingZeros()},this.skipUnsignedExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.skipExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.readUnsignedExpGolomb=function(){var e=this.skipLeadingZeros();return this.readBits(e+1)-1},this.readExpGolomb=function(){var e=this.readUnsignedExpGolomb();return 1&e?1+e>>>1:-1*(e>>>1)},this.readBoolean=function(){return 1===this.readBits(1)},this.readUnsignedByte=function(){return this.readBits(8)},this.loadWord()};(nt=function(){var e,t,i=0;nt.prototype.init.call(this),this.push=function(n){var r;t?((r=new Uint8Array(t.byteLength+n.data.byteLength)).set(t),r.set(n.data,t.byteLength),t=r):t=n.data;for(var a=t.byteLength;i3&&this.trigger("data",t.subarray(i+3)),t=null,i=0,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")}}).prototype=new W,rt={100:!0,110:!0,122:!0,244:!0,44:!0,83:!0,86:!0,118:!0,128:!0,138:!0,139:!0,134:!0},(it=function(){var e,t,i,n,r,a,s,o=new nt;it.prototype.init.call(this),e=this,this.push=function(e){"video"===e.type&&(t=e.trackId,i=e.pts,n=e.dts,o.push(e))},o.on("data",(function(s){var o={trackId:t,pts:i,dts:n,data:s};switch(31&s[0]){case 5:o.nalUnitType="slice_layer_without_partitioning_rbsp_idr";break;case 6:o.nalUnitType="sei_rbsp",o.escapedRBSP=r(s.subarray(1));break;case 7:o.nalUnitType="seq_parameter_set_rbsp",o.escapedRBSP=r(s.subarray(1)),o.config=a(o.escapedRBSP);break;case 8:o.nalUnitType="pic_parameter_set_rbsp";break;case 9:o.nalUnitType="access_unit_delimiter_rbsp"}e.trigger("data",o)})),o.on("done",(function(){e.trigger("done")})),o.on("partialdone",(function(){e.trigger("partialdone")})),o.on("reset",(function(){e.trigger("reset")})),o.on("endedtimeline",(function(){e.trigger("endedtimeline")})),this.flush=function(){o.flush()},this.partialFlush=function(){o.partialFlush()},this.reset=function(){o.reset()},this.endTimeline=function(){o.endTimeline()},s=function(e,t){var i,n=8,r=8;for(i=0;i=0?i:0,(16&e[t+5])>>4?i+20:i+10},lt=function e(t,i){return t.length-i<10||t[i]!=="I".charCodeAt(0)||t[i+1]!=="D".charCodeAt(0)||t[i+2]!=="3".charCodeAt(0)?i:e(t,i+=dt(t,i))},ht=function(e){var t=lt(e,0);return e.length>=t+2&&255==(255&e[t])&&240==(240&e[t+1])&&16==(22&e[t+1])},ct=dt,ft=function(e,t){var i=(224&e[t+5])>>5,n=e[t+4]<<3;return 6144&e[t+3]|n|i};(ot=function(){var e=new Uint8Array,t=0;ot.prototype.init.call(this),this.setTimestamp=function(e){t=e},this.push=function(i){var n,r,a,s,o=0,u=0;for(e.length?(s=e.length,(e=new Uint8Array(i.byteLength+s)).set(e.subarray(0,s)),e.set(i,s)):e=i;e.length-u>=3;)if(e[u]!=="I".charCodeAt(0)||e[u+1]!=="D".charCodeAt(0)||e[u+2]!=="3".charCodeAt(0))if(255!=(255&e[u])||240!=(240&e[u+1]))u++;else{if(e.length-u<7)break;if(u+(o=ft(e,u))>e.length)break;a={type:"audio",data:e.subarray(u,u+o),pts:t,dts:t},this.trigger("data",a),u+=o}else{if(e.length-u<10)break;if(u+(o=ct(e,u))>e.length)break;r={type:"timed-metadata",data:e.subarray(u,u+o)},this.trigger("data",r),u+=o}n=e.length-u,e=n>0?e.subarray(u):new Uint8Array},this.reset=function(){e=new Uint8Array,this.trigger("reset")},this.endTimeline=function(){e=new Uint8Array,this.trigger("endedtimeline")}}).prototype=new W;var mt,pt,gt,yt,vt=ot,_t=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],Tt=["width","height","profileIdc","levelIdc","profileCompatibility","sarRatio"],bt=ut.H264Stream,St=ht,It=function(e,t){var i;if(e.length!==t.length)return!1;for(i=0;i=-1e4&&i<=45e3&&(!n||o>i)&&(n=a,o=i));return n?n.gop:null},this.alignGopsAtStart_=function(e){var t,i,n,r,a,o,u,d;for(a=e.byteLength,o=e.nalCount,u=e.duration,t=i=0;tn.pts?t++:(i++,a-=r.byteLength,o-=r.nalCount,u-=r.duration);return 0===i?e:i===e.length?null:((d=e.slice(i)).byteLength=a,d.duration=u,d.nalCount=o,d.pts=d[0].pts,d.dts=d[0].dts,d)},this.alignGopsAtEnd_=function(e){var t,i,n,r,a,o,u;for(t=s.length-1,i=e.length-1,a=null,o=!1;t>=0&&i>=0;){if(n=s[t],r=e[i],n.pts===r.pts){o=!0;break}n.pts>r.pts?t--:(t===s.length-1&&(a=i),i--)}if(!o&&null===a)return null;if(0===(u=o?i:a))return e;var d=e.slice(u),l=d.reduce((function(e,t){return e.byteLength+=t.byteLength,e.duration+=t.duration,e.nalCount+=t.nalCount,e}),{byteLength:0,duration:0,nalCount:0});return d.byteLength=l.byteLength,d.duration=l.duration,d.nalCount=l.nalCount,d.pts=d[0].pts,d.dts=d[0].dts,d},this.alignGopsWith=function(e){s=e}}).prototype=new W,(yt=function(e,t){this.numberOfTracks=0,this.metadataStream=t,void 0!==(e=e||{}).remux?this.remuxTracks=!!e.remux:this.remuxTracks=!0,"boolean"==typeof e.keepOriginalTimestamps?this.keepOriginalTimestamps=e.keepOriginalTimestamps:this.keepOriginalTimestamps=!1,this.pendingTracks=[],this.videoTrack=null,this.pendingBoxes=[],this.pendingCaptions=[],this.pendingMetadata=[],this.pendingBytes=0,this.emittedTracks=0,yt.prototype.init.call(this),this.push=function(e){return e.text?this.pendingCaptions.push(e):e.frames?this.pendingMetadata.push(e):(this.pendingTracks.push(e.track),this.pendingBytes+=e.boxes.byteLength,"video"===e.track.type&&(this.videoTrack=e.track,this.pendingBoxes.push(e.boxes)),void("audio"===e.track.type&&(this.audioTrack=e.track,this.pendingBoxes.unshift(e.boxes))))}}).prototype=new W,yt.prototype.flush=function(e){var t,i,n,r,a=0,s={captions:[],captionStreams:{},metadata:[],info:{}},o=0;if(this.pendingTracks.length=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0))}if(this.videoTrack?(o=this.videoTrack.timelineStartInfo.pts,Tt.forEach((function(e){s.info[e]=this.videoTrack[e]}),this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,_t.forEach((function(e){s.info[e]=this.audioTrack[e]}),this)),this.videoTrack||this.audioTrack){for(1===this.pendingTracks.length?s.type=this.pendingTracks[0].type:s.type="combined",this.emittedTracks+=this.pendingTracks.length,n=Z(this.pendingTracks),s.initSegment=new Uint8Array(n.byteLength),s.initSegment.set(n),s.data=new Uint8Array(this.pendingBytes),r=0;r=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0)},yt.prototype.setRemux=function(e){this.remuxTracks=e},(gt=function(e){var t,i,n=this,r=!0;gt.prototype.init.call(this),e=e||{},this.baseMediaDecodeTime=e.baseMediaDecodeTime||0,this.transmuxPipeline_={},this.setupAacPipeline=function(){var r={};this.transmuxPipeline_=r,r.type="aac",r.metadataStream=new et.MetadataStream,r.aacStream=new vt,r.audioTimestampRolloverStream=new et.TimestampRolloverStream("audio"),r.timedMetadataTimestampRolloverStream=new et.TimestampRolloverStream("timed-metadata"),r.adtsStream=new at,r.coalesceStream=new yt(e,r.metadataStream),r.headOfPipeline=r.aacStream,r.aacStream.pipe(r.audioTimestampRolloverStream).pipe(r.adtsStream),r.aacStream.pipe(r.timedMetadataTimestampRolloverStream).pipe(r.metadataStream).pipe(r.coalesceStream),r.metadataStream.on("timestamp",(function(e){r.aacStream.setTimestamp(e.timeStamp)})),r.aacStream.on("data",(function(a){"timed-metadata"!==a.type&&"audio"!==a.type||r.audioSegmentStream||(i=i||{timelineStartInfo:{baseMediaDecodeTime:n.baseMediaDecodeTime},codec:"adts",type:"audio"},r.coalesceStream.numberOfTracks++,r.audioSegmentStream=new pt(i,e),r.audioSegmentStream.on("timingInfo",n.trigger.bind(n,"audioTimingInfo")),r.adtsStream.pipe(r.audioSegmentStream).pipe(r.coalesceStream),n.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!t}))})),r.coalesceStream.on("data",this.trigger.bind(this,"data")),r.coalesceStream.on("done",this.trigger.bind(this,"done"))},this.setupTsPipeline=function(){var r={};this.transmuxPipeline_=r,r.type="ts",r.metadataStream=new et.MetadataStream,r.packetStream=new et.TransportPacketStream,r.parseStream=new et.TransportParseStream,r.elementaryStream=new et.ElementaryStream,r.timestampRolloverStream=new et.TimestampRolloverStream,r.adtsStream=new at,r.h264Stream=new bt,r.captionStream=new et.CaptionStream(e),r.coalesceStream=new yt(e,r.metadataStream),r.headOfPipeline=r.packetStream,r.packetStream.pipe(r.parseStream).pipe(r.elementaryStream).pipe(r.timestampRolloverStream),r.timestampRolloverStream.pipe(r.h264Stream),r.timestampRolloverStream.pipe(r.adtsStream),r.timestampRolloverStream.pipe(r.metadataStream).pipe(r.coalesceStream),r.h264Stream.pipe(r.captionStream).pipe(r.coalesceStream),r.elementaryStream.on("data",(function(a){var s;if("metadata"===a.type){for(s=a.tracks.length;s--;)t||"video"!==a.tracks[s].type?i||"audio"!==a.tracks[s].type||((i=a.tracks[s]).timelineStartInfo.baseMediaDecodeTime=n.baseMediaDecodeTime):(t=a.tracks[s]).timelineStartInfo.baseMediaDecodeTime=n.baseMediaDecodeTime;t&&!r.videoSegmentStream&&(r.coalesceStream.numberOfTracks++,r.videoSegmentStream=new mt(t,e),r.videoSegmentStream.on("timelineStartInfo",(function(t){i&&!e.keepOriginalTimestamps&&(i.timelineStartInfo=t,r.audioSegmentStream.setEarliestDts(t.dts-n.baseMediaDecodeTime))})),r.videoSegmentStream.on("processedGopsInfo",n.trigger.bind(n,"gopInfo")),r.videoSegmentStream.on("segmentTimingInfo",n.trigger.bind(n,"videoSegmentTimingInfo")),r.videoSegmentStream.on("baseMediaDecodeTime",(function(e){i&&r.audioSegmentStream.setVideoBaseMediaDecodeTime(e)})),r.videoSegmentStream.on("timingInfo",n.trigger.bind(n,"videoTimingInfo")),r.h264Stream.pipe(r.videoSegmentStream).pipe(r.coalesceStream)),i&&!r.audioSegmentStream&&(r.coalesceStream.numberOfTracks++,r.audioSegmentStream=new pt(i,e),r.audioSegmentStream.on("timingInfo",n.trigger.bind(n,"audioTimingInfo")),r.audioSegmentStream.on("segmentTimingInfo",n.trigger.bind(n,"audioSegmentTimingInfo")),r.adtsStream.pipe(r.audioSegmentStream).pipe(r.coalesceStream)),n.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!t})}})),r.coalesceStream.on("data",this.trigger.bind(this,"data")),r.coalesceStream.on("id3Frame",(function(e){e.dispatchType=r.metadataStream.dispatchType,n.trigger("id3Frame",e)})),r.coalesceStream.on("caption",this.trigger.bind(this,"caption")),r.coalesceStream.on("done",this.trigger.bind(this,"done"))},this.setBaseMediaDecodeTime=function(n){var r=this.transmuxPipeline_;e.keepOriginalTimestamps||(this.baseMediaDecodeTime=n),i&&(i.timelineStartInfo.dts=void 0,i.timelineStartInfo.pts=void 0,Te(i),r.audioTimestampRolloverStream&&r.audioTimestampRolloverStream.discontinuity()),t&&(r.videoSegmentStream&&(r.videoSegmentStream.gopCache_=[]),t.timelineStartInfo.dts=void 0,t.timelineStartInfo.pts=void 0,Te(t),r.captionStream.reset()),r.timestampRolloverStream&&r.timestampRolloverStream.discontinuity()},this.setAudioAppendStart=function(e){i&&this.transmuxPipeline_.audioSegmentStream.setAudioAppendStart(e)},this.setRemux=function(t){var i=this.transmuxPipeline_;e.remux=t,i&&i.coalesceStream&&i.coalesceStream.setRemux(t)},this.alignGopsWith=function(e){t&&this.transmuxPipeline_.videoSegmentStream&&this.transmuxPipeline_.videoSegmentStream.alignGopsWith(e)},this.push=function(e){if(r){var t=St(e);t&&"aac"!==this.transmuxPipeline_.type?this.setupAacPipeline():t||"ts"===this.transmuxPipeline_.type||this.setupTsPipeline(),r=!1}this.transmuxPipeline_.headOfPipeline.push(e)},this.flush=function(){r=!0,this.transmuxPipeline_.headOfPipeline.flush()},this.endTimeline=function(){this.transmuxPipeline_.headOfPipeline.endTimeline()},this.reset=function(){this.transmuxPipeline_.headOfPipeline&&this.transmuxPipeline_.headOfPipeline.reset()},this.resetCaptions=function(){this.transmuxPipeline_.captionStream&&this.transmuxPipeline_.captionStream.reset()}}).prototype=new W;var Et={Transmuxer:gt,VideoSegmentStream:mt,AudioSegmentStream:pt,AUDIO_PROPERTIES:_t,VIDEO_PROPERTIES:Tt,generateSegmentTimingInfo:wt},Lt={Adts:at,h264:ut},kt=function e(t,i){var n=[],r=0,a=0,s=0,o=1/0,u=null,d=null;i=i||{},e.prototype.init.call(this),this.push=function(e){Se(t,e),t&&_t.forEach((function(i){t[i]=e[i]})),n.push(e)},this.setEarliestDts=function(e){a=e},this.setVideoBaseMediaDecodeTime=function(e){o=e},this.setAudioAppendStart=function(e){s=e},this.processFrames_=function(){var e,l,h,c,f;0!==n.length&&0!==(e=ye(n,t,a)).length&&(t.baseMediaDecodeTime=be(t,i.keepOriginalTimestamps),ge(t,e,s,o),t.samples=ve(e),h=$(_e(e)),n=[],l=J(r,[t]),r++,t.initSegment=Z([t]),(c=new Uint8Array(l.byteLength+h.byteLength)).set(l),c.set(h,l.byteLength),Te(t),null===u&&(d=u=e[0].pts),d+=e.length*(9216e4/t.samplerate),f={start:u},this.trigger("timingInfo",f),this.trigger("data",{track:t,boxes:c}))},this.flush=function(){this.processFrames_(),this.trigger("timingInfo",{start:u,end:d}),this.resetTiming_(),this.trigger("done","AudioSegmentStream")},this.partialFlush=function(){this.processFrames_(),this.trigger("partialdone","AudioSegmentStream")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline","AudioSegmentStream")},this.resetTiming_=function(){Te(t),u=null,d=null},this.reset=function(){this.resetTiming_(),n=[],this.trigger("reset")}};kt.prototype=new W;var At=kt,Pt=function e(t,i){var n,r,a,s=0,o=[],u=[],d=null,l=null,h=!0;i=i||{},e.prototype.init.call(this),this.push=function(e){Se(t,e),void 0===t.timelineStartInfo.dts&&(t.timelineStartInfo.dts=e.dts),"seq_parameter_set_rbsp"!==e.nalUnitType||n||(n=e.config,t.sps=[e.data],Tt.forEach((function(e){t[e]=n[e]}),this)),"pic_parameter_set_rbsp"!==e.nalUnitType||r||(r=e.data,t.pps=[e.data]),o.push(e)},this.processNals_=function(e){var n;for(o=u.concat(o);o.length&&"access_unit_delimiter_rbsp"!==o[0].nalUnitType;)o.shift();if(0!==o.length){var r=te(o);if(r.length)if(u=r[r.length-1],e&&(r.pop(),r.duration-=u.duration,r.nalCount-=u.length,r.byteLength-=u.byteLength),r.length){if(this.trigger("timelineStartInfo",t.timelineStartInfo),h){if(!(a=ie(r))[0][0].keyFrame){if(!(a=ne(a))[0][0].keyFrame)return o=[].concat.apply([],r).concat(u),void(u=[]);(r=[].concat.apply([],a)).duration=a.duration}h=!1}for(null===d&&(d=r[0].pts,l=d),l+=r.duration,this.trigger("timingInfo",{start:d,end:l}),n=0;n>>0},Bt=Mt,Ft=function e(t,i){var n,r,a,s,o,u,d,l=[];if(!i.length)return null;for(n=0;n1?n+r:t.byteLength,a===i[0]&&(1===i.length?l.push(t.subarray(n+8,s)):(o=e(t.subarray(n+8,s),i.slice(1))).length&&(l=l.concat(o))),n=s;return l},Nt=Mt,qt=function(e){return{isLeading:(12&e[0])>>>2,dependsOn:3&e[0],isDependedOn:(192&e[1])>>>6,hasRedundancy:(48&e[1])>>>4,paddingValue:(14&e[1])>>>1,isNonSyncSample:1&e[1],degradationPriority:e[2]<<8|e[3]}},Wt=function(e){for(var t,i,n=e.byteLength,r=[],a=1;a0?function(e){var t={version:e[0],flags:new Uint8Array(e.subarray(1,4)),baseMediaDecodeTime:Nt(e[4]<<24|e[5]<<16|e[6]<<8|e[7])};return 1===t.version&&(t.baseMediaDecodeTime*=Math.pow(2,32),t.baseMediaDecodeTime+=Nt(e[8]<<24|e[9]<<16|e[10]<<8|e[11])),t}(T[0]).baseMediaDecodeTime:0,S=Ft(g,["trun"]);t===_&&S.length>0&&(i=function(e,t,i){var n,r,a,s,o=new DataView(e.buffer,e.byteOffset,e.byteLength),u=[];for(r=0;r+40;){var u=t.shift();this.parse(u,a,s)}return null!==(o=function(e,t,i){return null===t?null:{seiNals:Gt(e,t)[t],timescale:i}}(e,i,n))&&o.seiNals?(this.pushNals(o.seiNals),this.flushStream(),r):null},this.pushNals=function(t){if(!this.isInitialized()||!t||0===t.length)return null;t.forEach((function(t){e.push(t)}))},this.flushStream=function(){if(!this.isInitialized())return null;a?e.partialFlush():e.flush()},this.clearParsedCaptions=function(){r.captions=[],r.captionStreams={}},this.resetCaptionStream=function(){if(!this.isInitialized())return null;e.reset()},this.clearAllCaptions=function(){this.clearParsedCaptions(),this.resetCaptionStream()},this.reset=function(){t=[],i=null,n=null,r?this.clearParsedCaptions():r={captions:[],captionStreams:{}},this.resetCaptionStream()},this.reset()},zt=function(e){return"AudioSegmentStream"===e?"audio":"VideoSegmentStream"===e?"video":""},Xt=function(){function e(e,t){this.options=t||{},this.self=e,this.init()}var t=e.prototype;return t.init=function(){this.transmuxer&&this.transmuxer.dispose(),this.transmuxer=this.options.handlePartialData?new Rt(this.options):new Et.Transmuxer(this.options),this.options.handlePartialData?function(e,t){t.on("data",(function(t){var i={data:t.data.track.initSegment.buffer,byteOffset:t.data.track.initSegment.byteOffset,byteLength:t.data.track.initSegment.byteLength},n={boxes:{data:t.data.boxes.buffer,byteOffset:t.data.boxes.byteOffset,byteLength:t.data.boxes.byteLength},initSegment:i,type:t.type,sequence:t.data.sequence};void 0!==t.data.videoFrameDts&&(n.videoFrameDtsTime=ce(t.data.videoFrameDts)),void 0!==t.data.videoFramePts&&(n.videoFramePtsTime=ce(t.data.videoFramePts)),e.postMessage({action:"data",segment:n},[n.boxes.data,n.initSegment.data])})),t.on("id3Frame",(function(t){e.postMessage({action:"id3Frame",id3Frame:t})})),t.on("caption",(function(t){e.postMessage({action:"caption",caption:t})})),t.on("done",(function(t){e.postMessage({action:"done",type:zt(t)})})),t.on("partialdone",(function(t){e.postMessage({action:"partialdone",type:zt(t)})})),t.on("endedsegment",(function(t){e.postMessage({action:"endedSegment",type:zt(t)})})),t.on("trackinfo",(function(t){e.postMessage({action:"trackinfo",trackInfo:t})})),t.on("audioTimingInfo",(function(t){if(null!==t.start){var i={start:ce(t.start)};t.end&&(i.end=ce(t.end)),e.postMessage({action:"audioTimingInfo",audioTimingInfo:i})}else e.postMessage({action:"audioTimingInfo",audioTimingInfo:t})})),t.on("videoTimingInfo",(function(t){var i={start:ce(t.start)};t.end&&(i.end=ce(t.end)),e.postMessage({action:"videoTimingInfo",videoTimingInfo:i})}))}(this.self,this.transmuxer):function(e,t){t.on("data",(function(t){var i=t.initSegment;t.initSegment={data:i.buffer,byteOffset:i.byteOffset,byteLength:i.byteLength};var n=t.data;t.data=n.buffer,e.postMessage({action:"data",segment:t,byteOffset:n.byteOffset,byteLength:n.byteLength},[t.data])})),t.on("done",(function(t){e.postMessage({action:"done"})})),t.on("gopInfo",(function(t){e.postMessage({action:"gopInfo",gopInfo:t})})),t.on("videoSegmentTimingInfo",(function(t){var i={start:{decode:ce(t.start.dts),presentation:ce(t.start.pts)},end:{decode:ce(t.end.dts),presentation:ce(t.end.pts)},baseMediaDecodeTime:ce(t.baseMediaDecodeTime)};t.prependedContentDuration&&(i.prependedContentDuration=ce(t.prependedContentDuration)),e.postMessage({action:"videoSegmentTimingInfo",videoSegmentTimingInfo:i})})),t.on("audioSegmentTimingInfo",(function(t){var i={start:{decode:ce(t.start.dts),presentation:ce(t.start.pts)},end:{decode:ce(t.end.dts),presentation:ce(t.end.pts)},baseMediaDecodeTime:ce(t.baseMediaDecodeTime)};t.prependedContentDuration&&(i.prependedContentDuration=ce(t.prependedContentDuration)),e.postMessage({action:"audioSegmentTimingInfo",audioSegmentTimingInfo:i})})),t.on("id3Frame",(function(t){e.postMessage({action:"id3Frame",id3Frame:t})})),t.on("caption",(function(t){e.postMessage({action:"caption",caption:t})})),t.on("trackinfo",(function(t){e.postMessage({action:"trackinfo",trackInfo:t})})),t.on("audioTimingInfo",(function(t){e.postMessage({action:"audioTimingInfo",audioTimingInfo:{start:ce(t.start),end:ce(t.end)}})})),t.on("videoTimingInfo",(function(t){e.postMessage({action:"videoTimingInfo",videoTimingInfo:{start:ce(t.start),end:ce(t.end)}})}))}(this.self,this.transmuxer)},t.pushMp4Captions=function(e){this.captionParser||(this.captionParser=new jt,this.captionParser.init());var t=new Uint8Array(e.data,e.byteOffset,e.byteLength),i=this.captionParser.parse(t,e.trackIds,e.timescales);this.self.postMessage({action:"mp4Captions",captions:i&&i.captions||[],data:t.buffer},[t.buffer])},t.clearAllMp4Captions=function(){this.captionParser&&this.captionParser.clearAllCaptions()},t.clearParsedMp4Captions=function(){this.captionParser&&this.captionParser.clearParsedCaptions()},t.push=function(e){var t=new Uint8Array(e.data,e.byteOffset,e.byteLength);this.transmuxer.push(t)},t.reset=function(){this.transmuxer.reset()},t.setTimestampOffset=function(e){var t=e.timestampOffset||0;this.transmuxer.setBaseMediaDecodeTime(Math.round(he(t)))},t.setAudioAppendStart=function(e){this.transmuxer.setAudioAppendStart(Math.ceil(he(e.appendStart)))},t.setRemux=function(e){this.transmuxer.setRemux(e.remux)},t.flush=function(e){this.transmuxer.flush(),self.postMessage({action:"done",type:"transmuxed"})},t.partialFlush=function(e){this.transmuxer.partialFlush(),self.postMessage({action:"partialdone",type:"transmuxed"})},t.endTimeline=function(){this.transmuxer.endTimeline(),self.postMessage({action:"endedtimeline",type:"transmuxed"})},t.alignGopsWith=function(e){this.transmuxer.alignGopsWith(e.gopsToAlignWith.slice())},e}();self.onmessage=function(e){"init"===e.data.action&&e.data.options?this.messageHandlers=new Xt(self,e.data.options):(this.messageHandlers||(this.messageHandlers=new Xt(self)),e.data&&e.data.action&&"init"!==e.data.action&&this.messageHandlers[e.data.action]&&this.messageHandlers[e.data.action](e.data))}})))),Wt=function(e){var t=e.transmuxer,i=e.bytes,n=e.audioAppendStart,r=e.gopsToAlignWith,a=e.isPartial,s=e.remux,o=e.onData,u=e.onTrackInfo,d=e.onAudioTimingInfo,l=e.onVideoTimingInfo,h=e.onVideoSegmentTimingInfo,c=e.onAudioSegmentTimingInfo,f=e.onId3,m=e.onCaptions,p=e.onDone,g=e.onEndedTimeline,y=e.isEndOfTimeline,v={isPartial:a,buffer:[]},_=y;if(t.onmessage=function(i){t.currentTransmux===e&&("data"===i.data.action&&function(e,t,i){var n=e.data.segment,r=n.type,a=n.initSegment,s=n.captions,o=n.captionStreams,u=n.metadata,d=n.videoFrameDtsTime,l=n.videoFramePtsTime;t.buffer.push({captions:s,captionStreams:o,metadata:u});var h=e.data.segment.boxes||{data:e.data.segment.data},c={type:r,data:new Uint8Array(h.data,h.data.byteOffset,h.data.byteLength),initSegment:new Uint8Array(a.data,a.byteOffset,a.byteLength)};void 0!==d&&(c.videoFrameDtsTime=d),void 0!==l&&(c.videoFramePtsTime=l),i(c)}(i,v,o),"trackinfo"===i.data.action&&u(i.data.trackInfo),"gopInfo"===i.data.action&&function(e,t){t.gopInfo=e.data.gopInfo}(i,v),"audioTimingInfo"===i.data.action&&d(i.data.audioTimingInfo),"videoTimingInfo"===i.data.action&&l(i.data.videoTimingInfo),"videoSegmentTimingInfo"===i.data.action&&h(i.data.videoSegmentTimingInfo),"audioSegmentTimingInfo"===i.data.action&&c(i.data.audioSegmentTimingInfo),"id3Frame"===i.data.action&&f([i.data.id3Frame],i.data.id3Frame.dispatchType),"caption"===i.data.action&&m(i.data.caption),"endedtimeline"===i.data.action&&(_=!1,g()),"transmuxed"===i.data.type&&(_||(t.onmessage=null,function(e){var t=e.transmuxedData,i=e.callback;t.buffer=[],i(t)}({transmuxedData:v,callback:p}),Vt(t))))},n&&t.postMessage({action:"setAudioAppendStart",appendStart:n}),Array.isArray(r)&&t.postMessage({action:"alignGopsWith",gopsToAlignWith:r}),void 0!==s&&t.postMessage({action:"setRemux",remux:s}),i.byteLength){var T=i instanceof 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192&(i=e[t+7])&&((n={}).pts=(14&e[t+9])<<27|(255&e[t+10])<<20|(254&e[t+11])<<12|(255&e[t+12])<<5|(254&e[t+13])>>>3,n.pts*=4,n.pts+=(6&e[t+13])>>>1,n.dts=n.pts,64&i&&(n.dts=(14&e[t+14])<<27|(255&e[t+15])<<20|(254&e[t+16])<<12|(255&e[t+17])<<5|(254&e[t+18])>>>3,n.dts*=4,n.dts+=(6&e[t+18])>>>1)),n},videoPacketContainsKeyFrame:function(e){for(var t=4+Yt(e),i=e.subarray(t),n=0,r=0,a=!1;r3&&"slice_layer_without_partitioning_rbsp_idr"===Kt(31&i[r+3])&&(a=!0),a}},Jt=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350],Zt=function(e,t){var i=e[t+6]<<21|e[t+7]<<14|e[t+8]<<7|e[t+9];return i=i>=0?i:0,(16&e[t+5])>>4?i+20:i+10},ei=function e(t,i){return t.length-i<10||t[i]!=="I".charCodeAt(0)||t[i+1]!=="D".charCodeAt(0)||t[i+2]!=="3".charCodeAt(0)?i:e(t,i+=Zt(t,i))},ti=function(e){return e[0]<<21|e[1]<<14|e[2]<<7|e[3]},ii={isLikelyAacData:function(e){var t=ei(e,0);return 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Ei(_)}},Oi={mp4:/^(av0?1|avc0?[1234]|vp0?9|flac|opus|mp3|mp4a|mp4v|stpp.ttml.im1t)/,webm:/^(vp0?[89]|av0?1|opus|vorbis)/,ogg:/^(vp0?[89]|theora|flac|opus|vorbis)/,video:/^(av0?1|avc0?[1234]|vp0?[89]|hvc1|hev1|theora|mp4v)/,audio:/^(mp4a|flac|vorbis|opus|ac-[34]|ec-3|alac|mp3|speex|aac)/,text:/^(stpp.ttml.im1t)/,muxerVideo:/^(avc0?1)/,muxerAudio:/^(mp4a)/,muxerText:/a^/},Ci=["video","audio","text"],Ui=["Video","Audio","Text"],Di=function(e){return e?e.replace(/avc1\.(\d+)\.(\d+)/i,(function(e,t,i){return"avc1."+("00"+Number(t).toString(16)).slice(-2)+"00"+("00"+Number(i).toString(16)).slice(-2)})):e},xi=function(e){void 0===e&&(e="");var t=e.split(","),i=[];return t.forEach((function(e){var t;e=e.trim(),Ci.forEach((function(n){var r=Oi[n].exec(e.toLowerCase());if(r&&!(r.length<=1)){t=n;var a=e.substring(0,r[1].length),s=e.replace(a,"");i.push({type:a,details:s,mediaType:n})}})),t||i.push({type:e,details:"",mediaType:"unknown"})})),i},Ri=function(e){return void 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JSON.stringify({id:t.id,bandwidth:e.bandwidth,width:e.width,height:e.height,codecs:t.attributes&&t.attributes.CODECS||""})}},Xi=function(e,t){if(!e)return"";var i=o.default.getComputedStyle(e);return i?i[t]:""},Qi=function(e,t){var i=e.slice();e.sort((function(e,n){var r=t(e,n);return 0===r?i.indexOf(e)-i.indexOf(n):r}))},Yi=function(e,t){var i,n;return e.attributes.BANDWIDTH&&(i=e.attributes.BANDWIDTH),i=i||o.default.Number.MAX_VALUE,t.attributes.BANDWIDTH&&(n=t.attributes.BANDWIDTH),i-(n||o.default.Number.MAX_VALUE)},Ki=function(e,t,i,n,r){if(e){var a={bandwidth:t,width:i,height:n,limitRenditionByPlayerDimensions:r},s=e.playlists.map((function(e){var t=e.attributes.RESOLUTION&&e.attributes.RESOLUTION.width,i=e.attributes.RESOLUTION&&e.attributes.RESOLUTION.height;return{bandwidth:e.attributes.BANDWIDTH||o.default.Number.MAX_VALUE,width:t,height:i,playlist:e}}));Qi(s,(function(e,t){return e.bandwidth-t.bandwidth}));var 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Ki(this.playlists.master,this.systemBandwidth,parseInt(Xi(this.tech_.el(),"width"),10)*e,parseInt(Xi(this.tech_.el(),"height"),10)*e,this.limitRenditionByPlayerDimensions)},Ji=function(e,t,i){var n,r;if(i&&i.cues)for(n=i.cues.length;n--;)(r=i.cues[n]).startTime>=e&&r.endTime<=t&&i.removeCue(r)},Zi=function(e){return"number"==typeof e&&isFinite(e)},en=1/60,tn=function(e){return e+"TimingInfo"},nn=function(e){var t=e.segmentTimeline,i=e.currentTimeline,n=e.startOfSegment,r=e.buffered;return e.overrideCheck||t!==i?ti+B},sn=function(e){function t(t,i){var n;if(n=e.call(this)||this,!t)throw new TypeError("Initialization settings are required");if("function"!=typeof t.currentTime)throw new TypeError("No currentTime getter specified");if(!t.mediaSource)throw new TypeError("No MediaSource specified");return n.bandwidth=t.bandwidth,n.throughput={rate:0,count:0},n.roundTrip=NaN,n.resetStats_(),n.mediaIndex=null,n.hasPlayed_=t.hasPlayed,n.currentTime_=t.currentTime,n.seekable_=t.seekable,n.seeking_=t.seeking,n.duration_=t.duration,n.mediaSource_=t.mediaSource,n.vhs_=t.vhs,n.loaderType_=t.loaderType,n.currentMediaInfo_=void 0,n.startingMediaInfo_=void 0,n.segmentMetadataTrack_=t.segmentMetadataTrack,n.goalBufferLength_=t.goalBufferLength,n.sourceType_=t.sourceType,n.sourceUpdater_=t.sourceUpdater,n.inbandTextTracks_=t.inbandTextTracks,n.state_="INIT",n.handlePartialData_=t.handlePartialData,n.timelineChangeController_=t.timelineChangeController,n.shouldSaveSegmentTimingInfo_=!0,n.parse708captions_=t.parse708captions,n.checkBufferTimeout_=null,n.error_=void 0,n.currentTimeline_=-1,n.pendingSegment_=null,n.xhrOptions_=null,n.pendingSegments_=[],n.audioDisabled_=!1,n.isPendingTimestampOffset_=!1,n.gopBuffer_=[],n.timeMapping_=0,n.safeAppend_=u.default.browser.IE_VERSION>=11,n.appendInitSegment_={audio:!0,video:!0},n.playlistOfLastInitSegment_={audio:null,video:null},n.callQueue_=[],n.loadQueue_=[],n.metadataQueue_={id3:[],caption:[]},n.waitingOnRemove_=!1,n.quotaExceededErrorRetryTimeout_=null,n.activeInitSegmentId_=null,n.initSegments_={},n.cacheEncryptionKeys_=t.cacheEncryptionKeys,n.keyCache_={},n.decrypter_=t.decrypter,n.syncController_=t.syncController,n.syncPoint_={segmentIndex:0,time:0},n.transmuxer_=n.createTransmuxer_(),n.triggerSyncInfoUpdate_=function(){return n.trigger("syncinfoupdate")},n.syncController_.on("syncinfoupdate",n.triggerSyncInfoUpdate_),n.mediaSource_.addEventListener("sourceopen",(function(){n.isEndOfStream_()||(n.ended_=!1)})),n.fetchAtBuffer_=!1,n.logger_=g("SegmentLoader["+n.loaderType_+"]"),Object.defineProperty(d(n),"state",{get:function(){return this.state_},set:function(e){e!==this.state_&&(this.logger_(this.state_+" -> "+e),this.state_=e,this.trigger("statechange"))}}),n.sourceUpdater_.on("ready",(function(){n.hasEnoughInfoToAppend_()&&n.processCallQueue_()})),"main"===n.loaderType_&&n.timelineChangeController_.on("pendingtimelinechange",(function(){n.hasEnoughInfoToAppend_()&&n.processCallQueue_()})),"audio"===n.loaderType_&&n.timelineChangeController_.on("timelinechange",(function(){n.hasEnoughInfoToLoad_()&&n.processLoadQueue_(),n.hasEnoughInfoToAppend_()&&n.processCallQueue_()})),n}l(t,e);var i=t.prototype;return i.createTransmuxer_=function(){return function(e){var t=new qt;t.currentTransmux=null,t.transmuxQueue=[];var i=t.terminate;return t.terminate=function(){return t.currentTransmux=null,t.transmuxQueue.length=0,i.call(t)},t.postMessage({action:"init",options:e}),t}({remux:!1,alignGopsAtEnd:this.safeAppend_,keepOriginalTimestamps:!0,handlePartialData:this.handlePartialData_,parse708captions:this.parse708captions_})},i.resetStats_=function(){this.mediaBytesTransferred=0,this.mediaRequests=0,this.mediaRequestsAborted=0,this.mediaRequestsTimedout=0,this.mediaRequestsErrored=0,this.mediaTransferDuration=0,this.mediaSecondsLoaded=0},i.dispose=function(){this.trigger("dispose"),this.state="DISPOSED",this.pause(),this.abort_(),this.transmuxer_&&this.transmuxer_.terminate(),this.resetStats_(),this.checkBufferTimeout_&&o.default.clearTimeout(this.checkBufferTimeout_),this.syncController_&&this.triggerSyncInfoUpdate_&&this.syncController_.off("syncinfoupdate",this.triggerSyncInfoUpdate_),this.off()},i.setAudio=function(e){this.audioDisabled_=!e,e?this.appendInitSegment_.audio=!0:this.sourceUpdater_.removeAudio(0,this.duration_())},i.abort=function(){"WAITING"===this.state?(this.abort_(),this.state="READY",this.paused()||this.monitorBuffer_()):this.pendingSegment_&&(this.pendingSegment_=null)},i.abort_=function(){this.pendingSegment_&&this.pendingSegment_.abortRequests&&this.pendingSegment_.abortRequests(),this.pendingSegment_=null,this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_.id3=[],this.metadataQueue_.caption=[],this.timelineChangeController_.clearPendingTimelineChange(this.loaderType_),this.waitingOnRemove_=!1,o.default.clearTimeout(this.quotaExceededErrorRetryTimeout_),this.quotaExceededErrorRetryTimeout_=null},i.checkForAbort_=function(e){return"APPENDING"!==this.state||this.pendingSegment_?!this.pendingSegment_||this.pendingSegment_.requestId!==e:(this.state="READY",!0)},i.error=function(e){return void 0!==e&&(this.logger_("error occurred:",e),this.error_=e),this.pendingSegment_=null,this.error_},i.endOfStream=function(){this.ended_=!0,this.transmuxer_&&Gt(this.transmuxer_),this.gopBuffer_.length=0,this.pause(),this.trigger("ended")},i.buffered_=function(){if(!this.sourceUpdater_||!this.startingMediaInfo_)return u.default.createTimeRanges();if("main"===this.loaderType_){var e=this.startingMediaInfo_,t=e.hasAudio,i=e.hasVideo,n=e.isMuxed;if(i&&t&&!this.audioDisabled_&&!n)return this.sourceUpdater_.buffered();if(i)return this.sourceUpdater_.videoBuffered()}return this.sourceUpdater_.audioBuffered()},i.initSegmentForMap=function(e,t){if(void 0===t&&(t=!1),!e)return null;var i=me(e),n=this.initSegments_[i];return t&&!n&&e.bytes&&(this.initSegments_[i]=n={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:e.bytes,tracks:e.tracks,timescales:e.timescales}),n||e},i.segmentKey=function(e,t){if(void 0===t&&(t=!1),!e)return null;var i=pe(e),n=this.keyCache_[i];this.cacheEncryptionKeys_&&t&&!n&&e.bytes&&(this.keyCache_[i]=n={resolvedUri:e.resolvedUri,bytes:e.bytes});var r={resolvedUri:(n||e).resolvedUri};return n&&(r.bytes=n.bytes),r},i.couldBeginLoading_=function(){return this.playlist_&&!this.paused()},i.load=function(){if(this.monitorBuffer_(),this.playlist_)return"INIT"===this.state&&this.couldBeginLoading_()?this.init_():void(!this.couldBeginLoading_()||"READY"!==this.state&&"INIT"!==this.state||(this.state="READY"))},i.init_=function(){return this.state="READY",this.resetEverything(),this.monitorBuffer_()},i.playlist=function(e,t){if(void 0===t&&(t={}),e){var i=this.playlist_,n=this.pendingSegment_;this.playlist_=e,this.xhrOptions_=t,"INIT"===this.state&&(e.syncInfo={mediaSequence:e.mediaSequence,time:0},"main"===this.loaderType_&&this.syncController_.setDateTimeMappingForStart(e));var r=null;if(i&&(i.id?r=i.id:i.uri&&(r=i.uri)),this.logger_("playlist update ["+r+" => "+(e.id||e.uri)+"]"),this.trigger("syncinfoupdate"),"INIT"===this.state&&this.couldBeginLoading_())return this.init_();if(!i||i.uri!==e.uri)return(null!==this.mediaIndex||this.handlePartialData_)&&this.resyncLoader(),this.currentMediaInfo_=void 0,void this.trigger("playlistupdate");var a=e.mediaSequence-i.mediaSequence;this.logger_("live window shift ["+a+"]"),null!==this.mediaIndex&&(this.mediaIndex-=a),n&&(n.mediaIndex-=a,n.mediaIndex>=0&&(n.segment=e.segments[n.mediaIndex])),this.syncController_.saveExpiredSegmentInfo(i,e)}},i.pause=function(){this.checkBufferTimeout_&&(o.default.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=null)},i.paused=function(){return null===this.checkBufferTimeout_},i.resetEverything=function(e){this.ended_=!1,this.appendInitSegment_={audio:!0,video:!0},this.resetLoader(),this.remove(0,1/0,e),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearAllMp4Captions"})},i.resetLoader=function(){this.fetchAtBuffer_=!1,this.resyncLoader()},i.resyncLoader=function(){this.transmuxer_&&Gt(this.transmuxer_),this.mediaIndex=null,this.syncPoint_=null,this.isPendingTimestampOffset_=!1,this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_.id3=[],this.metadataQueue_.caption=[],this.abort(),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearParsedMp4Captions"})},i.remove=function(e,t,i){if(void 0===i&&(i=function(){}),t===1/0&&(t=this.duration_()),this.sourceUpdater_&&this.startingMediaInfo_){var n=1,r=function(){0==--n&&i()};for(var a in this.audioDisabled_||(n++,this.sourceUpdater_.removeAudio(e,t,r)),"main"===this.loaderType_&&(this.gopBuffer_=function(e,t,i,n){for(var r=Math.ceil((t-n)*ri),a=Math.ceil((i-n)*ri),s=e.slice(),o=e.length;o--&&!(e[o].pts<=a););if(-1===o)return s;for(var u=o+1;u--&&!(e[u].pts<=r););return u=Math.max(u,0),s.splice(u,o-u+1),s}(this.gopBuffer_,e,t,this.timeMapping_),n++,this.sourceUpdater_.removeVideo(e,t,r)),this.inbandTextTracks_)Ji(e,t,this.inbandTextTracks_[a]);Ji(e,t,this.segmentMetadataTrack_),r()}else this.logger_("skipping remove because no source updater or starting media info")},i.monitorBuffer_=function(){this.checkBufferTimeout_&&o.default.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=o.default.setTimeout(this.monitorBufferTick_.bind(this),1)},i.monitorBufferTick_=function(){"READY"===this.state&&this.fillBuffer_(),this.checkBufferTimeout_&&o.default.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=o.default.setTimeout(this.monitorBufferTick_.bind(this),500)},i.fillBuffer_=function(){if(!this.sourceUpdater_.updating()){this.syncPoint_||(this.syncPoint_=this.syncController_.getSyncPoint(this.playlist_,this.duration_(),this.currentTimeline_,this.currentTime_()));var e=this.buffered_(),t=this.checkBuffer_(e,this.playlist_,this.mediaIndex,this.hasPlayed_(),this.currentTime_(),this.syncPoint_);t&&(t.timestampOffset=nn({segmentTimeline:t.timeline,currentTimeline:this.currentTimeline_,startOfSegment:t.startOfSegment,buffered:e,overrideCheck:this.isPendingTimestampOffset_}),this.isPendingTimestampOffset_=!1,"number"==typeof t.timestampOffset&&this.timelineChangeController_.pendingTimelineChange({type:this.loaderType_,from:this.currentTimeline_,to:t.timeline}),this.loadSegment_(t))}},i.isEndOfStream_=function(e,t){if(void 0===e&&(e=this.mediaIndex),void 0===t&&(t=this.playlist_),!t||!this.mediaSource_)return!1;var i=e+1===t.segments.length;return t.endList&&"open"===this.mediaSource_.readyState&&i},i.checkBuffer_=function(e,t,i,n,r,a){var s=0;e.length&&(s=e.end(e.length-1));var o=Math.max(0,s-r);if(!t.segments.length)return null;if(o>=this.goalBufferLength_())return null;if(!n&&o>=1)return null;var u,d=null,l=!1;if(null===a)d=this.getSyncSegmentCandidate_(t),l=!0;else if(null!==i){var h=t.segments[i];u=h&&h.end?h.end:s,d=i+1}else if(this.fetchAtBuffer_){var c=te.getMediaInfoForTime(t,s,a.segmentIndex,a.time);d=c.mediaIndex,u=c.startTime}else{var f=te.getMediaInfoForTime(t,r,a.segmentIndex,a.time);d=f.mediaIndex,u=f.startTime}var m=this.generateSegmentInfo_(t,d,u,l);return!m||this.mediaSource_&&this.playlist_&&m.mediaIndex===this.playlist_.segments.length-1&&"ended"===this.mediaSource_.readyState&&!this.seeking_()?void 0:(this.logger_("checkBuffer_ returning "+m.uri,{segmentInfo:m,playlist:t,currentMediaIndex:i,nextMediaIndex:d,startOfSegment:u,isSyncRequest:l}),m)},i.getSyncSegmentCandidate_=function(e){var t=this;if(-1===this.currentTimeline_)return 0;var i=e.segments.map((function(e,t){return{timeline:e.timeline,segmentIndex:t}})).filter((function(e){return e.timeline===t.currentTimeline_}));return i.length?i[Math.min(i.length-1,1)].segmentIndex:Math.max(e.segments.length-1,0)},i.generateSegmentInfo_=function(e,t,i,n){if(t<0||t>=e.segments.length)return null;var r,a,s=e.segments[t],o=this.sourceUpdater_.audioBuffered(),u=this.sourceUpdater_.videoBuffered();return o.length&&(r=o.end(o.length-1)-this.sourceUpdater_.audioTimestampOffset()),u.length&&(a=function(e,t,i){if(null==t||!e.length)return[];var n,r=Math.ceil((t-i+3)*ri);for(n=0;nr);n++);return e.slice(n)}(this.gopBuffer_,this.currentTime_()-this.sourceUpdater_.videoTimestampOffset(),this.timeMapping_)),{requestId:"segment-loader-"+Math.random(),uri:s.resolvedUri,mediaIndex:t,isSyncRequest:n,startOfSegment:i,playlist:e,bytes:null,encryptedBytes:null,timestampOffset:null,timeline:s.timeline,duration:s.duration,segment:s,byteLength:0,transmuxer:this.transmuxer_,audioAppendStart:r,gopsToAlignWith:a}},i.earlyAbortWhenNeeded_=function(e){if(!this.vhs_.tech_.paused()&&this.xhrOptions_.timeout&&this.playlist_.attributes.BANDWIDTH&&!(Date.now()-(e.firstBytesReceivedAt||Date.now())<1e3)){var t=this.currentTime_(),i=e.bandwidth,n=this.pendingSegment_.duration,r=te.estimateSegmentRequestTime(n,i,this.playlist_,e.bytesReceived),a=function(e,t,i){return void 0===i&&(i=1),((e.length?e.end(e.length-1):0)-t)/i}(this.buffered_(),t,this.vhs_.tech_.playbackRate())-1;if(!(r<=a)){var s=function(e){var t=e.currentTime,i=e.bandwidth,n=e.duration,r=e.segmentDuration,a=e.timeUntilRebuffer,s=e.currentTimeline,o=e.syncController,u=e.master.playlists.filter((function(e){return!te.isIncompatible(e)})),d=u.filter(te.isEnabled);d.length||(d=u.filter((function(e){return!te.isDisabled(e)})));var l=d.filter(te.hasAttribute.bind(null,"BANDWIDTH")).map((function(e){var u=o.getSyncPoint(e,n,s,t)?1:2;return{playlist:e,rebufferingImpact:te.estimateSegmentRequestTime(r,i,e)*u-a}})),h=l.filter((function(e){return e.rebufferingImpact<=0}));return Qi(h,(function(e,t){return Yi(t.playlist,e.playlist)})),h.length?h[0]:(Qi(l,(function(e,t){return e.rebufferingImpact-t.rebufferingImpact})),l[0]||null)}({master:this.vhs_.playlists.master,currentTime:t,bandwidth:i,duration:this.duration_(),segmentDuration:n,timeUntilRebuffer:a,currentTimeline:this.currentTimeline_,syncController:this.syncController_});if(s){var o=r-a-s.rebufferingImpact,u=.5;a<=B&&(u=1),!s.playlist||s.playlist.uri===this.playlist_.uri||o "+s+" for "+e),function(e,t,i){if(!e[i]){t.trigger({type:"usage",name:"vhs-608"}),t.trigger({type:"usage",name:"hls-608"});var n=t.textTracks().getTrackById(i);e[i]=n||t.addRemoteTextTrack({kind:"captions",id:i,label:i},!1).track}}(d,i.vhs_.tech_,e),Ji(a,s,d[e]),function(e){var t=e.inbandTextTracks,i=e.captionArray,n=e.timestampOffset;if(i){var r=o.default.WebKitDataCue||o.default.VTTCue;i.forEach((function(e){var i=e.stream;t[i].addCue(new r(e.startTime+n,e.endTime+n,e.text))}))}}({captionArray:u,inbandTextTracks:d,timestampOffset:n})})),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearParsedMp4Captions"})}else this.metadataQueue_.caption.push(this.handleCaptions_.bind(this,e,t));else this.logger_("SegmentLoader received no captions from a caption event")},i.handleId3_=function(e,t,i){if(this.earlyAbortWhenNeeded_(e.stats),!this.checkForAbort_(e.requestId))if(this.pendingSegment_.hasAppendedData_){var n=null===this.sourceUpdater_.videoTimestampOffset()?this.sourceUpdater_.audioTimestampOffset():this.sourceUpdater_.videoTimestampOffset();!function(e,t,i){e.metadataTrack_||(e.metadataTrack_=i.addRemoteTextTrack({kind:"metadata",label:"Timed Metadata"},!1).track,e.metadataTrack_.inBandMetadataTrackDispatchType=t)}(this.inbandTextTracks_,i,this.vhs_.tech_),function(e){var t=e.inbandTextTracks,i=e.metadataArray,n=e.timestampOffset,r=e.videoDuration;if(i){var a=o.default.WebKitDataCue||o.default.VTTCue,s=t.metadataTrack_;if(s&&(i.forEach((function(e){var t=e.cueTime+n;!("number"!=typeof t||o.default.isNaN(t)||t<0)&&t<1/0&&e.frames.forEach((function(e){var i=new a(t,t,e.value||e.url||e.data||"");i.frame=e,i.value=e,function(e){Object.defineProperties(e.frame,{id:{get:function(){return u.default.log.warn("cue.frame.id is deprecated. Use cue.value.key instead."),e.value.key}},value:{get:function(){return u.default.log.warn("cue.frame.value is deprecated. Use cue.value.data instead."),e.value.data}},privateData:{get:function(){return u.default.log.warn("cue.frame.privateData is deprecated. Use cue.value.data instead."),e.value.data}}})}(i),s.addCue(i)}))})),s.cues&&s.cues.length)){for(var d=s.cues,l=[],h=0;h1&&this.logger_("On QUOTA_EXCEEDED_ERR, found gaps in the audio buffer: "+H(s).join(", ")),u.length>1&&this.logger_("On QUOTA_EXCEEDED_ERR, found gaps in the video buffer: "+H(u).join(", "));var d=s.length?s.start(0):0,l=s.length?s.end(s.length-1):0,h=u.length?u.start(0):0,c=u.length?u.end(u.length-1):0;if(l-d<=1&&c-h<=1)return this.logger_("On QUOTA_EXCEEDED_ERR, single segment too large to append to buffer, triggering an error. Appended byte length: "+a.byteLength+", audio buffer: "+H(s).join(", ")+", video buffer: "+H(u).join(", ")+", "),this.error({message:"Quota exceeded error with append of a single segment of content",blacklistDuration:1/0}),void this.trigger("error");this.waitingOnRemove_=!0,this.callQueue_.push(this.appendToSourceBuffer_.bind(this,{segmentInfo:n,type:r,bytes:a}));var f=this.currentTime_()-1;this.logger_("On QUOTA_EXCEEDED_ERR, removing video from 0 to "+f),this.sourceUpdater_.removeVideo(0,f,(function(){i.logger_("On QUOTA_EXCEEDED_ERR, removing audio from 0 to "+f),i.sourceUpdater_.removeAudio(0,f,(function(){i.logger_("On QUOTA_EXCEEDED_ERR, retrying append in 1s"),i.waitingOnRemove_=!1,i.quotaExceededErrorRetryTimeout_=o.default.setTimeout((function(){i.logger_("On QUOTA_EXCEEDED_ERR, re-processing call queue"),i.quotaExceededErrorRetryTimeout_=null,i.processCallQueue_()}),1e3)}))}))},i.handleAppendError_=function(e,t){var i=e.segmentInfo,n=e.type,r=e.bytes;t&&(22!==t.code?(this.logger_("Received non QUOTA_EXCEEDED_ERR on append",t),this.error(n+" append of "+r.length+"b failed for segment #"+i.mediaIndex+" in playlist "+i.playlist.id),this.trigger("appenderror")):this.handleQuotaExceededError_({segmentInfo:i,type:n,bytes:r}))},i.appendToSourceBuffer_=function(e){var t,i,n,r=e.segmentInfo,a=e.type,s=e.initSegment,o=e.data,u=e.bytes;if(!u){var d=[o],l=o.byteLength;s&&(d.unshift(s),l+=s.byteLength),n=0,(t={bytes:l,segments:d}).bytes&&(i=new Uint8Array(t.bytes),t.segments.forEach((function(e){i.set(e,n),n+=e.byteLength}))),u=i}this.sourceUpdater_.appendBuffer({segmentInfo:r,type:a,bytes:u},this.handleAppendError_.bind(this,{segmentInfo:r,type:a,bytes:u}))},i.handleSegmentTimingInfo_=function(e,t,i){if(this.pendingSegment_&&t===this.pendingSegment_.requestId){var n=this.pendingSegment_.segment,r=e+"TimingInfo";n[r]||(n[r]={}),n[r].transmuxerPrependedSeconds=i.prependedContentDuration||0,n[r].transmuxedPresentationStart=i.start.presentation,n[r].transmuxedDecodeStart=i.start.decode,n[r].transmuxedPresentationEnd=i.end.presentation,n[r].transmuxedDecodeEnd=i.end.decode,n[r].baseMediaDecodeTime=i.baseMediaDecodeTime}},i.appendData_=function(e,t){var i=t.type,n=t.data;if(n&&n.byteLength&&("audio"!==i||!this.audioDisabled_)){var r=this.getInitSegmentAndUpdateState_({type:i,initSegment:t.initSegment,playlist:e.playlist,map:e.isFmp4?e.segment.map:null});this.appendToSourceBuffer_({segmentInfo:e,type:i,initSegment:r,data:n})}},i.loadSegment_=function(e){var t=this;this.state="WAITING",this.pendingSegment_=e,this.trimBackBuffer_(e),"number"==typeof e.timestampOffset&&this.transmuxer_&&this.transmuxer_.postMessage({action:"clearAllMp4Captions"}),this.hasEnoughInfoToLoad_()?this.updateTransmuxerAndRequestSegment_(e):this.loadQueue_.push((function(){var i=t.buffered_();"number"==typeof e.timestampOffset&&(e.timestampOffset=nn({segmentTimeline:e.timeline,currentTimeline:t.currentTimeline_,startOfSegment:e.startOfSegment,buffered:i,overrideCheck:!0})),delete e.audioAppendStart;var n=t.sourceUpdater_.audioBuffered();n.length&&(e.audioAppendStart=n.end(n.length-1)-t.sourceUpdater_.audioTimestampOffset()),t.updateTransmuxerAndRequestSegment_(e)}))},i.updateTransmuxerAndRequestSegment_=function(e){var t=this;this.shouldUpdateTransmuxerTimestampOffset_(e.timestampOffset)&&(this.gopBuffer_.length=0,e.gopsToAlignWith=[],this.timeMapping_=0,this.transmuxer_.postMessage({action:"reset"}),this.transmuxer_.postMessage({action:"setTimestampOffset",timestampOffset:e.timestampOffset}));var i=this.createSimplifiedSegmentObj_(e),n=this.isEndOfStream_(e.mediaIndex,e.playlist),r=null!==this.mediaIndex,a=e.timeline!==this.currentTimeline_&&e.timeline>0,s=n||r&&a;e.abortRequests=Pi({xhr:this.vhs_.xhr,xhrOptions:this.xhrOptions_,decryptionWorker:this.decrypter_,segment:i,handlePartialData:this.handlePartialData_,abortFn:this.handleAbort_.bind(this),progressFn:this.handleProgress_.bind(this),trackInfoFn:this.handleTrackInfo_.bind(this),timingInfoFn:this.handleTimingInfo_.bind(this),videoSegmentTimingInfoFn:this.handleSegmentTimingInfo_.bind(this,"video",e.requestId),audioSegmentTimingInfoFn:this.handleSegmentTimingInfo_.bind(this,"audio",e.requestId),captionsFn:this.handleCaptions_.bind(this),isEndOfTimeline:s,endedTimelineFn:function(){t.logger_("received endedtimeline callback")},id3Fn:this.handleId3_.bind(this),dataFn:this.handleData_.bind(this),doneFn:this.segmentRequestFinished_.bind(this)})},i.trimBackBuffer_=function(e){var t=function(e,t,i){var n=t-xt.BACK_BUFFER_LENGTH;e.length&&(n=Math.max(n,e.start(0)));var r=t-i;return Math.min(r,n)}(this.seekable_(),this.currentTime_(),this.playlist_.targetDuration||10);t>0&&this.remove(0,t)},i.createSimplifiedSegmentObj_=function(e){var t=e.segment,i={resolvedUri:t.resolvedUri,byterange:t.byterange,requestId:e.requestId,transmuxer:e.transmuxer,audioAppendStart:e.audioAppendStart,gopsToAlignWith:e.gopsToAlignWith},n=e.playlist.segments[e.mediaIndex-1];if(n&&n.timeline===t.timeline&&(n.videoTimingInfo?i.baseStartTime=n.videoTimingInfo.transmuxedDecodeEnd:n.audioTimingInfo&&(i.baseStartTime=n.audioTimingInfo.transmuxedDecodeEnd)),t.key){var r=t.key.iv||new Uint32Array([0,0,0,e.mediaIndex+e.playlist.mediaSequence]);i.key=this.segmentKey(t.key),i.key.iv=r}return t.map&&(i.map=this.initSegmentForMap(t.map)),i},i.saveTransferStats_=function(e){this.mediaRequests+=1,e&&(this.mediaBytesTransferred+=e.bytesReceived,this.mediaTransferDuration+=e.roundTripTime)},i.saveBandwidthRelatedStats_=function(e,t){this.pendingSegment_.byteLength=t.bytesReceived,e=n);r++);return e.slice(0,r).concat(t)}(this.gopBuffer_,i.gopInfo,this.safeAppend_)),this.state="APPENDING",this.trigger("appending"),this.waitForAppendsToComplete_(n)}},i.setTimeMapping_=function(e){var t=this.syncController_.mappingForTimeline(e);null!==t&&(this.timeMapping_=t)},i.updateMediaSecondsLoaded_=function(e){"number"==typeof e.start&&"number"==typeof e.end?this.mediaSecondsLoaded+=e.end-e.start:this.mediaSecondsLoaded+=e.duration},i.shouldUpdateTransmuxerTimestampOffset_=function(e){return null!==e&&("main"===this.loaderType_&&e!==this.sourceUpdater_.videoTimestampOffset()||!this.audioDisabled_&&e!==this.sourceUpdater_.audioTimestampOffset())},i.trueSegmentStart_=function(e){var t=e.currentStart,i=e.playlist,n=e.mediaIndex,r=e.firstVideoFrameTimeForData,a=e.currentVideoTimestampOffset,s=e.useVideoTimingInfo,o=e.videoTimingInfo,u=e.audioTimingInfo;if(void 0!==t)return t;if(!s)return u.start;var d=i.segments[n-1];return 0!==n&&d&&void 0!==d.start&&d.end===r+a?o.start:r},i.waitForAppendsToComplete_=function(e){if(!this.currentMediaInfo_)return this.error({message:"No starting media returned, likely due to an unsupported media format.",blacklistDuration:1/0}),void this.trigger("error");var t=this.currentMediaInfo_,i=t.hasAudio,n=t.hasVideo,r=t.isMuxed,a="main"===this.loaderType_&&n,s=!this.audioDisabled_&&i&&!r;if(e.waitingOnAppends=0,!e.hasAppendedData_)return e.timingInfo||"number"!=typeof e.timestampOffset||(this.isPendingTimestampOffset_=!0),e.timingInfo={start:0},e.waitingOnAppends++,this.isPendingTimestampOffset_||(this.updateSourceBufferTimestampOffset_(e),this.processMetadataQueue_()),void this.checkAppendsDone_(e);a&&e.waitingOnAppends++,s&&e.waitingOnAppends++,a&&this.sourceUpdater_.videoQueueCallback(this.checkAppendsDone_.bind(this,e)),s&&this.sourceUpdater_.audioQueueCallback(this.checkAppendsDone_.bind(this,e))},i.checkAppendsDone_=function(e){this.checkForAbort_(e.requestId)||(e.waitingOnAppends--,0===e.waitingOnAppends&&this.handleAppendsDone_())},i.checkForIllegalMediaSwitch=function(e){var t=function(e,t,i){return"main"===e&&t&&i?i.hasAudio||i.hasVideo?t.hasVideo&&!i.hasVideo?"Only audio found in segment when we expected video. We can't switch to audio only from a stream that had video. To get rid of this message, please add codec information to the manifest.":!t.hasVideo&&i.hasVideo?"Video found in segment when we expected only audio. We can't switch to a stream with video from an audio only stream. To get rid of this message, please add codec information to the manifest.":null:"Neither audio nor video found in segment.":null}(this.loaderType_,this.currentMediaInfo_,e);return!!t&&(this.error({message:t,blacklistDuration:1/0}),this.trigger("error"),!0)},i.updateSourceBufferTimestampOffset_=function(e){if(null!==e.timestampOffset&&"number"==typeof e.timingInfo.start&&!e.changedTimestampOffset&&"main"===this.loaderType_){var t=!1;e.timestampOffset-=e.timingInfo.start,e.changedTimestampOffset=!0,e.timestampOffset!==this.sourceUpdater_.videoTimestampOffset()&&(this.sourceUpdater_.videoTimestampOffset(e.timestampOffset),t=!0),e.timestampOffset!==this.sourceUpdater_.audioTimestampOffset()&&(this.sourceUpdater_.audioTimestampOffset(e.timestampOffset),t=!0),t&&this.trigger("timestampoffset")}},i.updateTimingInfoEnd_=function(e){e.timingInfo=e.timingInfo||{};var t="main"===this.loaderType_&&this.currentMediaInfo_.hasVideo&&e.videoTimingInfo?e.videoTimingInfo:e.audioTimingInfo;t&&(e.timingInfo.end="number"==typeof t.end?t.end:t.start+e.duration)},i.handleAppendsDone_=function(){if(this.pendingSegment_&&this.trigger("appendsdone"),!this.pendingSegment_)return this.state="READY",void(this.paused()||this.monitorBuffer_());var e=this.pendingSegment_;this.updateTimingInfoEnd_(e),this.shouldSaveSegmentTimingInfo_&&this.syncController_.saveSegmentTimingInfo({segmentInfo:e,shouldSaveTimelineMapping:"main"===this.loaderType_}),this.logger_(function(e){var t=e.segment,i=t.start,n=t.end,r=e.playlist,a=r.mediaSequence,s=r.id,o=r.segments,u=void 0===o?[]:o,d=e.mediaIndex,l=e.timeline;return["appending ["+d+"] of ["+a+", "+(a+u.length)+"] from playlist ["+s+"]","["+i+" => "+n+"] in timeline ["+l+"]"].join(" ")}(e));var t=function(e,t){if("hls"!==t)return null;var i,n,r,a,s=(i=e.audioTimingInfo,n=e.videoTimingInfo,r=i&&"number"==typeof i.start&&"number"==typeof i.end?i.end-i.start:0,a=n&&"number"==typeof n.start&&"number"==typeof n.end?n.end-n.start:0,Math.max(r,a));if(!s)return null;var o=e.playlist.targetDuration,u=an({segmentDuration:s,maxDuration:2*o}),d=an({segmentDuration:s,maxDuration:o}),l="Segment with index "+e.mediaIndex+" from playlist "+e.playlist.id+" has a duration of "+s+" when the reported duration is "+e.duration+" and the target duration is "+o+". For HLS content, a duration in excess of the target duration may result in playback issues. See the HLS specification section on EXT-X-TARGETDURATION for more details: https://tools.ietf.org/html/draft-pantos-http-live-streaming-23#section-4.3.3.1";return u||d?{severity:u?"warn":"info",message:l}:null}(e,this.sourceType_);if(t&&("warn"===t.severity?u.default.log.warn(t.message):this.logger_(t.message)),this.recordThroughput_(e),this.pendingSegment_=null,this.state="READY",e.isSyncRequest)this.trigger("syncinfoupdate");else{this.addSegmentMetadataCue_(e),this.fetchAtBuffer_=!0,this.currentTimeline_!==e.timeline&&(this.timelineChangeController_.lastTimelineChange({type:this.loaderType_,from:this.currentTimeline_,to:e.timeline}),"main"!==this.loaderType_||this.audioDisabled_||this.timelineChangeController_.lastTimelineChange({type:"audio",from:this.currentTimeline_,to:e.timeline})),this.currentTimeline_=e.timeline,this.trigger("syncinfoupdate");var i=e.segment;i.end&&this.currentTime_()-i.end>3*e.playlist.targetDuration?this.resetEverything():(null!==this.mediaIndex&&this.trigger("bandwidthupdate"),this.trigger("progress"),this.mediaIndex=e.mediaIndex,this.isEndOfStream_(e.mediaIndex,e.playlist)&&this.endOfStream(),this.trigger("appended"),this.paused()||this.monitorBuffer_())}},i.recordThroughput_=function(e){if(e.duration1&&n.push(t[a]);n.length&&n.forEach((function(t){return e.removeCue(t)}))}}(this.subtitlesTrack_),this.handleAppendsDone_()}else this.state="READY"},i.handleData_=function(){},i.updateTimingInfoEnd_=function(){},i.parseVTTCues_=function(e){var t,i=!1;"function"==typeof o.default.TextDecoder?t=new o.default.TextDecoder("utf8"):(t=o.default.WebVTT.StringDecoder(),i=!0);var n=new o.default.WebVTT.Parser(o.default,o.default.vttjs,t);if(e.cues=[],e.timestampmap={MPEGTS:0,LOCAL:0},n.oncue=e.cues.push.bind(e.cues),n.ontimestampmap=function(t){e.timestampmap=t},n.onparsingerror=function(e){u.default.log.warn("Error encountered when parsing cues: "+e.message)},e.segment.map){var r=e.segment.map.bytes;i&&(r=Ln(r)),n.parse(r)}var a=e.bytes;i&&(a=Ln(a)),n.parse(a),n.flush()},i.updateTimeMapping_=function(e,t,i){var n=e.segment;if(t)if(e.cues.length){var r=e.timestampmap,a=r.MPEGTS/ri-r.LOCAL+t.mapping;if(e.cues.forEach((function(e){e.startTime+=a,e.endTime+=a})),!i.syncInfo){var s=e.cues[0].startTime,o=e.cues[e.cues.length-1].startTime;i.syncInfo={mediaSequence:i.mediaSequence+e.mediaIndex,time:Math.min(s,o-n.duration)}}}else n.empty=!0},t}(sn),Pn=function(e,t){for(var i=e.cues,n=0;n=r.adStartTime&&t<=r.adEndTime)return r}return null},On=[{name:"VOD",run:function(e,t,i,n,r){return i!==1/0?{time:0,segmentIndex:0}:null}},{name:"ProgramDateTime",run:function(e,t,i,n,r){if(!Object.keys(e.timelineToDatetimeMappings).length)return null;var a=t.segments||[],s=null,o=null;r=r||0;for(var u=0;u=l)&&(o=l,s={time:d.start,segmentIndex:u})}}return s}},{name:"Discontinuity",run:function(e,t,i,n,r){var a=null;if(r=r||0,t.discontinuityStarts&&t.discontinuityStarts.length)for(var s=null,o=0;o=h)&&(s=h,a={time:l.time,segmentIndex:u})}}return a}},{name:"Playlist",run:function(e,t,i,n,r){return t.syncInfo?{time:t.syncInfo.time,segmentIndex:t.syncInfo.mediaSequence-t.mediaSequence}:null}}],Cn=function(e){function t(t){var i;return(i=e.call(this)||this).timelines=[],i.discontinuities=[],i.timelineToDatetimeMappings={},i.logger_=g("SyncController"),i}l(t,e);var i=t.prototype;return i.getSyncPoint=function(e,t,i,n){var r=this.runStrategies_(e,t,i,n);return r.length?this.selectSyncPoint_(r,{key:"time",value:n}):null},i.getExpiredTime=function(e,t){if(!e||!e.segments)return null;var i=this.runStrategies_(e,t,e.discontinuitySequence,0);if(!i.length)return null;var n=this.selectSyncPoint_(i,{key:"segmentIndex",value:0});return n.segmentIndex>0&&(n.time*=-1),Math.abs(n.time+X(e,n.segmentIndex,0))},i.runStrategies_=function(e,t,i,n){for(var r=[],a=0;a=0;i--){var n=e.segments[i];if(n&&void 0!==n.start){t.syncInfo={mediaSequence:e.mediaSequence+i,time:n.start},this.logger_("playlist refresh sync: [time:"+t.syncInfo.time+", mediaSequence: "+t.syncInfo.mediaSequence+"]"),this.trigger("syncinfoupdate");break}}},i.setDateTimeMappingForStart=function(e){if(this.timelineToDatetimeMappings={},e.segments&&e.segments.length&&e.segments[0].dateTimeObject){var t=e.segments[0],i=t.dateTimeObject.getTime()/1e3;this.timelineToDatetimeMappings[t.timeline]=-i}},i.saveSegmentTimingInfo=function(e){var t=e.segmentInfo,i=e.shouldSaveTimelineMapping,n=this.calculateSegmentTimeMapping_(t,t.timingInfo,i),r=t.segment;n&&(this.saveDiscontinuitySyncInfo_(t),t.playlist.syncInfo||(t.playlist.syncInfo={mediaSequence:t.playlist.mediaSequence+t.mediaIndex,time:r.start}));var a=r.dateTimeObject;r.discontinuity&&i&&a&&(this.timelineToDatetimeMappings[r.timeline]=-a.getTime()/1e3)},i.timestampOffsetForTimeline=function(e){return void 0===this.timelines[e]?null:this.timelines[e].time},i.mappingForTimeline=function(e){return void 0===this.timelines[e]?null:this.timelines[e].mapping},i.calculateSegmentTimeMapping_=function(e,t,i){var n=e.segment,r=this.timelines[e.timeline];if("number"==typeof e.timestampOffset)r={time:e.startOfSegment,mapping:e.startOfSegment-t.start},i&&(this.timelines[e.timeline]=r,this.trigger("timestampoffset"),this.logger_("time mapping for timeline "+e.timeline+": [time: "+r.time+"] [mapping: "+r.mapping+"]")),n.start=e.startOfSegment,n.end=t.end+r.mapping;else{if(!r)return!1;n.start=t.start+r.mapping,n.end=t.end+r.mapping}return!0},i.saveDiscontinuitySyncInfo_=function(e){var t=e.playlist,i=e.segment;if(i.discontinuity)this.discontinuities[i.timeline]={time:i.start,accuracy:0};else if(t.discontinuityStarts&&t.discontinuityStarts.length)for(var n=0;no){var u;u=s<0?i.start-X(t,e.mediaIndex,r):i.end+X(t,e.mediaIndex+1,r),this.discontinuities[a]={time:u,accuracy:o}}}},i.dispose=function(){this.trigger("dispose"),this.off()},t}(u.default.EventTarget),Un=function(e){function t(){var t;return(t=e.call(this)||this).pendingTimelineChanges_={},t.lastTimelineChanges_={},t}l(t,e);var i=t.prototype;return i.clearPendingTimelineChange=function(e){this.pendingTimelineChanges_[e]=null,this.trigger("pendingtimelinechange")},i.pendingTimelineChange=function(e){var t=e.type,i=e.from,n=e.to;return"number"==typeof i&&"number"==typeof n&&(this.pendingTimelineChanges_[t]={type:t,from:i,to:n},this.trigger("pendingtimelinechange")),this.pendingTimelineChanges_[t]},i.lastTimelineChange=function(e){var t=e.type,i=e.from,n=e.to;return"number"==typeof i&&"number"==typeof n&&(this.lastTimelineChanges_[t]={type:t,from:i,to:n},delete this.pendingTimelineChanges_[t],this.trigger("timelinechange")),this.lastTimelineChanges_[t]},i.dispose=function(){this.trigger("dispose"),this.pendingTimelineChanges_={},this.lastTimelineChanges_={},this.off()},t}(u.default.EventTarget),Dn=Bt(Ft(Nt((function(){function e(e,t){for(var i=0;i-1},t.trigger=function(e){var t=this.listeners[e];if(t)if(2===arguments.length)for(var i=t.length,n=0;n>7))^e]=e;for(t=i=0;!h[t];t^=n||1,i=m[i]||1)for(a=(a=i^i<<1^i<<2^i<<3^i<<4)>>8^255&a^99,h[t]=a,c[a]=t,o=16843009*f[r=f[n=f[t]]]^65537*r^257*n^16843008*t,s=257*f[a]^16843008*a,e=0;e<4;e++)d[e][t]=s=s<<24^s>>>8,l[e][a]=o=o<<24^o>>>8;for(e=0;e<5;e++)d[e]=d[e].slice(0),l[e]=l[e].slice(0);return u}()),this._tables=[[i[0][0].slice(),i[0][1].slice(),i[0][2].slice(),i[0][3].slice(),i[0][4].slice()],[i[1][0].slice(),i[1][1].slice(),i[1][2].slice(),i[1][3].slice(),i[1][4].slice()]];var a=this._tables[0][4],s=this._tables[1],o=e.length,u=1;if(4!==o&&6!==o&&8!==o)throw new Error("Invalid aes key size");var d=e.slice(0),l=[];for(this._key=[d,l],t=o;t<4*o+28;t++)r=d[t-1],(t%o==0||8===o&&t%o==4)&&(r=a[r>>>24]<<24^a[r>>16&255]<<16^a[r>>8&255]<<8^a[255&r],t%o==0&&(r=r<<8^r>>>24^u<<24,u=u<<1^283*(u>>7))),d[t]=d[t-o]^r;for(n=0;t;n++,t--)r=d[3&n?t:t-4],l[n]=t<=4||n<4?r:s[0][a[r>>>24]]^s[1][a[r>>16&255]]^s[2][a[r>>8&255]]^s[3][a[255&r]]}return e.prototype.decrypt=function(e,t,i,n,r,a){var s,o,u,d,l=this._key[1],h=e^l[0],c=n^l[1],f=i^l[2],m=t^l[3],p=l.length/4-2,g=4,y=this._tables[1],v=y[0],_=y[1],T=y[2],b=y[3],S=y[4];for(d=0;d>>24]^_[c>>16&255]^T[f>>8&255]^b[255&m]^l[g],o=v[c>>>24]^_[f>>16&255]^T[m>>8&255]^b[255&h]^l[g+1],u=v[f>>>24]^_[m>>16&255]^T[h>>8&255]^b[255&c]^l[g+2],m=v[m>>>24]^_[h>>16&255]^T[c>>8&255]^b[255&f]^l[g+3],g+=4,h=s,c=o,f=u;for(d=0;d<4;d++)r[(3&-d)+a]=S[h>>>24]<<24^S[c>>16&255]<<16^S[f>>8&255]<<8^S[255&m]^l[g++],s=h,h=c,c=f,f=m,m=s},e}(),r=function(e){function i(){var i;return(i=e.call(this,t)||this).jobs=[],i.delay=1,i.timeout_=null,i}var n,r;r=e,(n=i).prototype=Object.create(r.prototype),n.prototype.constructor=n,n.__proto__=r;var a=i.prototype;return a.processJob_=function(){this.jobs.shift()(),this.jobs.length?this.timeout_=setTimeout(this.processJob_.bind(this),this.delay):this.timeout_=null},a.push=function(e){this.jobs.push(e),this.timeout_||(this.timeout_=setTimeout(this.processJob_.bind(this),this.delay))},i}(t),a=function(e){return e<<24|(65280&e)<<8|(16711680&e)>>8|e>>>24},s=function(){function t(e,i,n,s){var o=t.STEP,u=new Int32Array(e.buffer),d=new Uint8Array(e.byteLength),l=0;for(this.asyncStream_=new r,this.asyncStream_.push(this.decryptChunk_(u.subarray(l,l+o),i,n,d)),l=o;l>2),p=new n(Array.prototype.slice.call(t)),g=new Uint8Array(e.byteLength),y=new Int32Array(g.buffer);for(r=i[0],s=i[1],o=i[2],u=i[3],f=0;f=0&&(t="main-desc"),t},Rn=function(e,t){e.abort(),e.pause(),t&&t.activePlaylistLoader&&(t.activePlaylistLoader.pause(),t.activePlaylistLoader=null)},Mn=function(e,t){t.activePlaylistLoader=e,e.load()},Bn={AUDIO:function(e,t){return function(){var i=t.segmentLoaders[e],n=t.mediaTypes[e],r=t.blacklistCurrentPlaylist;Rn(i,n);var a=n.activeTrack(),s=n.activeGroup(),o=(s.filter((function(e){return e.default}))[0]||s[0]).id,d=n.tracks[o];if(a!==d){for(var l in u.default.log.warn("Problem encountered loading the alternate audio track.Switching back to default."),n.tracks)n.tracks[l].enabled=n.tracks[l]===d;n.onTrackChanged()}else r({message:"Problem encountered loading the default audio track."})}},SUBTITLES:function(e,t){return function(){var i=t.segmentLoaders[e],n=t.mediaTypes[e];u.default.log.warn("Problem encountered loading the subtitle track.Disabling subtitle track."),Rn(i,n);var r=n.activeTrack();r&&(r.mode="disabled"),n.onTrackChanged()}}},Fn={AUDIO:function(e,t,i){if(t){var n=i.tech,r=i.requestOptions,a=i.segmentLoaders[e];t.on("loadedmetadata",(function(){var e=t.media();a.playlist(e,r),(!n.paused()||e.endList&&"none"!==n.preload())&&a.load()})),t.on("loadedplaylist",(function(){a.playlist(t.media(),r),n.paused()||a.load()})),t.on("error",Bn[e](e,i))}},SUBTITLES:function(e,t,i){var n=i.tech,r=i.requestOptions,a=i.segmentLoaders[e],s=i.mediaTypes[e];t.on("loadedmetadata",(function(){var e=t.media();a.playlist(e,r),a.track(s.activeTrack()),(!n.paused()||e.endList&&"none"!==n.preload())&&a.load()})),t.on("loadedplaylist",(function(){a.playlist(t.media(),r),n.paused()||a.load()})),t.on("error",Bn[e](e,i))}},Nn={AUDIO:function(e,t){var i=t.vhs,n=t.sourceType,r=t.segmentLoaders[e],a=t.requestOptions,s=t.master,o=s.mediaGroups,d=s.playlists,l=t.mediaTypes[e],h=l.groups,c=l.tracks,f=t.masterPlaylistLoader;o[e]&&0!==Object.keys(o[e]).length||(o[e]={main:{default:{default:!0}}});var m=function(r){h[r]||(h[r]=[]);var s=d.filter((function(t){return t.attributes[e]===r})),l=function(d){var l=o[e][r][d];!s.filter((function(e){return e.resolvedUri!==l.resolvedUri})).length&&s.length&&delete l.resolvedUri;var m;if(m="vhs-json"===n&&l.playlists?new M(l.playlists[0],i,a):l.resolvedUri?new M(l.resolvedUri,i,a):l.playlists&&"dash"===n?new Dt(l.playlists[0],i,a,f):null,l=u.default.mergeOptions({id:d,playlistLoader:m},l),Fn[e](e,l.playlistLoader,t),h[r].push(l),void 0===c[d]){var p=new u.default.AudioTrack({id:d,kind:xn(l),enabled:!1,language:l.language,default:l.default,label:d});c[d]=p}};for(var m in o[e][r])l(m)};for(var p in o[e])m(p);r.on("error",Bn[e](e,t))},SUBTITLES:function(e,t){var i=t.tech,n=t.vhs,r=t.sourceType,a=t.segmentLoaders[e],s=t.requestOptions,o=t.master.mediaGroups,d=t.mediaTypes[e],l=d.groups,h=d.tracks,c=t.masterPlaylistLoader;for(var f in o[e])for(var m in l[f]||(l[f]=[]),o[e][f])if(!o[e][f][m].forced){var p=o[e][f][m],g=void 0;if("hls"===r)g=new M(p.resolvedUri,n,s);else if("dash"===r){if(!p.playlists.filter((function(e){return e.excludeUntil!==1/0})).length)return;g=new Dt(p.playlists[0],n,s,c)}else"vhs-json"===r&&(g=new M(p.playlists?p.playlists[0]:p.resolvedUri,n,s));if(p=u.default.mergeOptions({id:m,playlistLoader:g},p),Fn[e](e,p.playlistLoader,t),l[f].push(p),void 0===h[m]){var y=i.addRemoteTextTrack({id:m,kind:"subtitles",default:p.default&&p.autoselect,language:p.language,label:m},!1).track;h[m]=y}}a.on("error",Bn[e](e,t))},"CLOSED-CAPTIONS":function(e,t){var i=t.tech,n=t.master.mediaGroups,r=t.mediaTypes[e],a=r.groups,s=r.tracks;for(var o in n[e])for(var d in a[o]||(a[o]=[]),n[e][o]){var l=n[e][o][d];if(l.instreamId.match(/CC\d/)&&(a[o].push(u.default.mergeOptions({id:d},l)),void 0===s[d])){var h=i.addRemoteTextTrack({id:l.instreamId,kind:"captions",default:l.default&&l.autoselect,language:l.language,label:d},!1).track;s[d]=h}}}},qn={AUDIO:function(e,t){return function(){var i=t.mediaTypes[e].tracks;for(var n in i)if(i[n].enabled)return i[n];return null}},SUBTITLES:function(e,t){return function(){var i=t.mediaTypes[e].tracks;for(var n in i)if("showing"===i[n].mode||"hidden"===i[n].mode)return i[n];return null}}},Wn=["mediaRequests","mediaRequestsAborted","mediaRequestsTimedout","mediaRequestsErrored","mediaTransferDuration","mediaBytesTransferred"],Vn=function(e){return this.audioSegmentLoader_[e]+this.mainSegmentLoader_[e]},Hn=function(e){function t(t){var i;i=e.call(this)||this;var n=t.src,r=t.handleManifestRedirects,a=t.withCredentials,s=t.tech,l=t.bandwidth,h=t.externVhs,c=t.useCueTags,f=t.blacklistDuration,m=t.enableLowInitialPlaylist,p=t.sourceType,y=t.cacheEncryptionKeys,v=t.handlePartialData,_=t.experimentalBufferBasedABR;if(!n)throw new Error("A non-empty playlist URL or JSON manifest string is required");un=h,i.experimentalBufferBasedABR=Boolean(_),i.withCredentials=a,i.tech_=s,i.vhs_=s.vhs,i.sourceType_=p,i.useCueTags_=c,i.blacklistDuration=f,i.enableLowInitialPlaylist=m,i.useCueTags_&&(i.cueTagsTrack_=i.tech_.addTextTrack("metadata","ad-cues"),i.cueTagsTrack_.inBandMetadataTrackDispatchType=""),i.requestOptions_={withCredentials:a,handleManifestRedirects:r,timeout:null},i.on("error",i.pauseLoading),i.mediaTypes_=function(){var e={};return["AUDIO","SUBTITLES","CLOSED-CAPTIONS"].forEach((function(t){e[t]={groups:{},tracks:{},activePlaylistLoader:null,activeGroup:on,activeTrack:on,onGroupChanged:on,onTrackChanged:on}})),e}(),i.mediaSource=new o.default.MediaSource,i.handleDurationChange_=i.handleDurationChange_.bind(d(i)),i.handleSourceOpen_=i.handleSourceOpen_.bind(d(i)),i.handleSourceEnded_=i.handleSourceEnded_.bind(d(i)),i.mediaSource.addEventListener("durationchange",i.handleDurationChange_),i.mediaSource.addEventListener("sourceopen",i.handleSourceOpen_),i.mediaSource.addEventListener("sourceended",i.handleSourceEnded_),i.seekable_=u.default.createTimeRanges(),i.hasPlayed_=!1,i.syncController_=new Cn(t),i.segmentMetadataTrack_=s.addRemoteTextTrack({kind:"metadata",label:"segment-metadata"},!1).track,i.decrypter_=new Dn,i.sourceUpdater_=new En(i.mediaSource),i.inbandTextTracks_={},i.timelineChangeController_=new Un;var T={vhs:i.vhs_,parse708captions:t.parse708captions,mediaSource:i.mediaSource,currentTime:i.tech_.currentTime.bind(i.tech_),seekable:function(){return i.seekable()},seeking:function(){return i.tech_.seeking()},duration:function(){return i.duration()},hasPlayed:function(){return i.hasPlayed_},goalBufferLength:function(){return i.goalBufferLength()},bandwidth:l,syncController:i.syncController_,decrypter:i.decrypter_,sourceType:i.sourceType_,inbandTextTracks:i.inbandTextTracks_,cacheEncryptionKeys:y,handlePartialData:v,sourceUpdater:i.sourceUpdater_,timelineChangeController:i.timelineChangeController_};return i.masterPlaylistLoader_="dash"===i.sourceType_?new Dt(n,i.vhs_,i.requestOptions_):new M(n,i.vhs_,i.requestOptions_),i.setupMasterPlaylistLoaderListeners_(),i.mainSegmentLoader_=new sn(u.default.mergeOptions(T,{segmentMetadataTrack:i.segmentMetadataTrack_,loaderType:"main"}),t),i.audioSegmentLoader_=new sn(u.default.mergeOptions(T,{loaderType:"audio"}),t),i.subtitleSegmentLoader_=new An(u.default.mergeOptions(T,{loaderType:"vtt",featuresNativeTextTracks:i.tech_.featuresNativeTextTracks}),t),i.setupSegmentLoaderListeners_(),i.experimentalBufferBasedABR&&(i.masterPlaylistLoader_.one("loadedplaylist",(function(){return i.startABRTimer_()})),i.tech_.on("pause",(function(){return i.stopABRTimer_()})),i.tech_.on("play",(function(){return i.startABRTimer_()}))),Wn.forEach((function(e){i[e+"_"]=Vn.bind(d(i),e)})),i.logger_=g("MPC"),i.triggeredFmp4Usage=!1,"none"===i.tech_.preload()?(i.loadOnPlay_=function(){i.loadOnPlay_=null,i.masterPlaylistLoader_.load()},i.tech_.one("play",i.loadOnPlay_)):i.masterPlaylistLoader_.load(),i}l(t,e);var i=t.prototype;return i.checkABR_=function(){var e=this.selectPlaylist();this.shouldSwitchToMedia_(e)&&this.masterPlaylistLoader_.media(e)},i.startABRTimer_=function(){var e=this;this.stopABRTimer_(),this.abrTimer_=o.default.setInterval((function(){return e.checkABR_()}),250)},i.stopABRTimer_=function(){this.tech_.scrubbing&&this.tech_.scrubbing()||(o.default.clearInterval(this.abrTimer_),this.abrTimer_=null)},i.setupMasterPlaylistLoaderListeners_=function(){var e=this;this.masterPlaylistLoader_.on("loadedmetadata",(function(){var t=e.masterPlaylistLoader_.media(),i=1.5*t.targetDuration*1e3;ee(e.masterPlaylistLoader_.master,e.masterPlaylistLoader_.media())?e.requestOptions_.timeout=0:e.requestOptions_.timeout=i,t.endList&&"none"!==e.tech_.preload()&&(e.mainSegmentLoader_.playlist(t,e.requestOptions_),e.mainSegmentLoader_.load()),function(e){["AUDIO","SUBTITLES","CLOSED-CAPTIONS"].forEach((function(t){Nn[t](t,e)}));var t=e.mediaTypes,i=e.masterPlaylistLoader,n=e.tech,r=e.vhs;["AUDIO","SUBTITLES"].forEach((function(i){t[i].activeGroup=function(e,t){return function(i){var n=t.masterPlaylistLoader,r=t.mediaTypes[e].groups,a=n.media();if(!a)return null;var s=null;return a.attributes[e]&&(s=r[a.attributes[e]]),s=s||r.main,void 0===i?s:null===i?null:s.filter((function(e){return e.id===i.id}))[0]||null}}(i,e),t[i].activeTrack=qn[i](i,e),t[i].onGroupChanged=function(e,t){return function(){var i=t.segmentLoaders,n=i[e],r=i.main,a=t.mediaTypes[e],s=a.activeTrack(),o=a.activeGroup(s),u=a.activePlaylistLoader;Rn(n,a),o&&(o.playlistLoader?(n.resyncLoader(),Mn(o.playlistLoader,a)):u&&r.resetEverything())}}(i,e),t[i].onGroupChanging=function(e,t){return function(){var i=t.segmentLoaders[e];i.abort(),i.pause()}}(i,e),t[i].onTrackChanged=function(e,t){return function(){var i=t.segmentLoaders,n=i[e],r=i.main,a=t.mediaTypes[e],s=a.activeTrack(),o=a.activeGroup(s),u=a.activePlaylistLoader;if(Rn(n,a),o){if("AUDIO"===e){if(!o.playlistLoader)return r.setAudio(!0),void r.resetEverything();n.setAudio(!0),r.setAudio(!1)}u!==o.playlistLoader?(n.track&&n.track(s),n.resetEverything(),Mn(o.playlistLoader,a)):Mn(o.playlistLoader,a)}}}(i,e)}));var a=t.AUDIO.activeGroup();if(a){var s=(a.filter((function(e){return e.default}))[0]||a[0]).id;t.AUDIO.tracks[s].enabled=!0,t.AUDIO.onTrackChanged()}i.on("mediachange",(function(){["AUDIO","SUBTITLES"].forEach((function(e){return t[e].onGroupChanged()}))})),i.on("mediachanging",(function(){["AUDIO","SUBTITLES"].forEach((function(e){return t[e].onGroupChanging()}))}));var o=function(){t.AUDIO.onTrackChanged(),n.trigger({type:"usage",name:"vhs-audio-change"}),n.trigger({type:"usage",name:"hls-audio-change"})};for(var u in n.audioTracks().addEventListener("change",o),n.remoteTextTracks().addEventListener("change",t.SUBTITLES.onTrackChanged),r.on("dispose",(function(){n.audioTracks().removeEventListener("change",o),n.remoteTextTracks().removeEventListener("change",t.SUBTITLES.onTrackChanged)})),n.clearTracks("audio"),t.AUDIO.tracks)n.audioTracks().addTrack(t.AUDIO.tracks[u])}({sourceType:e.sourceType_,segmentLoaders:{AUDIO:e.audioSegmentLoader_,SUBTITLES:e.subtitleSegmentLoader_,main:e.mainSegmentLoader_},tech:e.tech_,requestOptions:e.requestOptions_,masterPlaylistLoader:e.masterPlaylistLoader_,vhs:e.vhs_,master:e.master(),mediaTypes:e.mediaTypes_,blacklistCurrentPlaylist:e.blacklistCurrentPlaylist.bind(e)}),e.triggerPresenceUsage_(e.master(),t),e.setupFirstPlay(),!e.mediaTypes_.AUDIO.activePlaylistLoader||e.mediaTypes_.AUDIO.activePlaylistLoader.media()?e.trigger("selectedinitialmedia"):e.mediaTypes_.AUDIO.activePlaylistLoader.one("loadedmetadata",(function(){e.trigger("selectedinitialmedia")}))})),this.masterPlaylistLoader_.on("loadedplaylist",(function(){e.loadOnPlay_&&e.tech_.off("play",e.loadOnPlay_);var t=e.masterPlaylistLoader_.media();if(!t){var i;if(e.excludeUnsupportedVariants_(),e.enableLowInitialPlaylist&&(i=e.selectInitialPlaylist()),i||(i=e.selectPlaylist()),!i||!e.shouldSwitchToMedia_(i))return;if(e.initialMedia_=i,e.masterPlaylistLoader_.media(e.initialMedia_),"vhs-json"!==e.sourceType_||!e.initialMedia_.segments)return;t=e.initialMedia_}e.handleUpdatedMediaPlaylist(t)})),this.masterPlaylistLoader_.on("error",(function(){e.blacklistCurrentPlaylist(e.masterPlaylistLoader_.error)})),this.masterPlaylistLoader_.on("mediachanging",(function(){e.mainSegmentLoader_.abort(),e.mainSegmentLoader_.pause()})),this.masterPlaylistLoader_.on("mediachange",(function(){var t=e.masterPlaylistLoader_.media(),i=1.5*t.targetDuration*1e3;ee(e.masterPlaylistLoader_.master,e.masterPlaylistLoader_.media())?e.requestOptions_.timeout=0:e.requestOptions_.timeout=i,e.mainSegmentLoader_.playlist(t,e.requestOptions_),e.mainSegmentLoader_.load(),e.tech_.trigger({type:"mediachange",bubbles:!0})})),this.masterPlaylistLoader_.on("playlistunchanged",(function(){var t=e.masterPlaylistLoader_.media();"playlist-unchanged"!==t.lastExcludeReason_&&e.stuckAtPlaylistEnd_(t)&&(e.blacklistCurrentPlaylist({message:"Playlist no longer updating.",reason:"playlist-unchanged"}),e.tech_.trigger("playliststuck"))})),this.masterPlaylistLoader_.on("renditiondisabled",(function(){e.tech_.trigger({type:"usage",name:"vhs-rendition-disabled"}),e.tech_.trigger({type:"usage",name:"hls-rendition-disabled"})})),this.masterPlaylistLoader_.on("renditionenabled",(function(){e.tech_.trigger({type:"usage",name:"vhs-rendition-enabled"}),e.tech_.trigger({type:"usage",name:"hls-rendition-enabled"})}))},i.handleUpdatedMediaPlaylist=function(e){this.useCueTags_&&this.updateAdCues_(e),this.mainSegmentLoader_.playlist(e,this.requestOptions_),this.updateDuration(!e.endList),this.tech_.paused()||(this.mainSegmentLoader_.load(),this.audioSegmentLoader_&&this.audioSegmentLoader_.load())},i.triggerPresenceUsage_=function(e,t){var i=e.mediaGroups||{},n=!0,r=Object.keys(i.AUDIO);for(var a in i.AUDIO)for(var s in i.AUDIO[a])i.AUDIO[a][s].uri||(n=!1);n&&(this.tech_.trigger({type:"usage",name:"vhs-demuxed"}),this.tech_.trigger({type:"usage",name:"hls-demuxed"})),Object.keys(i.SUBTITLES).length&&(this.tech_.trigger({type:"usage",name:"vhs-webvtt"}),this.tech_.trigger({type:"usage",name:"hls-webvtt"})),un.Playlist.isAes(t)&&(this.tech_.trigger({type:"usage",name:"vhs-aes"}),this.tech_.trigger({type:"usage",name:"hls-aes"})),r.length&&Object.keys(i.AUDIO[r[0]]).length>1&&(this.tech_.trigger({type:"usage",name:"vhs-alternate-audio"}),this.tech_.trigger({type:"usage",name:"hls-alternate-audio"})),this.useCueTags_&&(this.tech_.trigger({type:"usage",name:"vhs-playlist-cue-tags"}),this.tech_.trigger({type:"usage",name:"hls-playlist-cue-tags"}))},i.shouldSwitchToMedia_=function(e){var t=this.masterPlaylistLoader_.media(),i=this.tech_.buffered();return function(e){var t=e.currentPlaylist,i=e.nextPlaylist,n=e.forwardBuffer,r=e.bufferLowWaterLine,a=e.bufferHighWaterLine,s=e.duration,o=e.experimentalBufferBasedABR,d=e.log;if(!i)return u.default.log.warn("We received no playlist to switch to. Please check your stream."),!1;var l="allowing switch "+(t&&t.id||"null")+" -> "+i.id;if(!t||!t.endList)return d(l+" as current playlist "+(t?"is live":"is not set")),!0;if(i.id===t.id)return!1;var h=o?xt.EXPERIMENTAL_MAX_BUFFER_LOW_WATER_LINE:xt.MAX_BUFFER_LOW_WATER_LINE;if(sf)&&n>=r){var p=l+" as forwardBuffer >= bufferLowWaterLine ("+n+" >= "+r+")";return o&&(p+=" and next bandwidth > current bandwidth ("+c+" > "+f+")"),d(p),!0}return d("not "+l+" as no switching criteria met"),!1}({currentPlaylist:t,nextPlaylist:e,forwardBuffer:i.length?i.end(i.length-1)-this.tech_.currentTime():0,bufferLowWaterLine:this.bufferLowWaterLine(),bufferHighWaterLine:this.bufferHighWaterLine(),duration:this.duration(),experimentalBufferBasedABR:this.experimentalBufferBasedABR,log:this.logger_})},i.setupSegmentLoaderListeners_=function(){var e=this;this.experimentalBufferBasedABR||(this.mainSegmentLoader_.on("bandwidthupdate",(function(){var t=e.selectPlaylist();e.shouldSwitchToMedia_(t)&&e.masterPlaylistLoader_.media(t),e.tech_.trigger("bandwidthupdate")})),this.mainSegmentLoader_.on("progress",(function(){e.trigger("progress")}))),this.mainSegmentLoader_.on("error",(function(){e.blacklistCurrentPlaylist(e.mainSegmentLoader_.error())})),this.mainSegmentLoader_.on("appenderror",(function(){e.error=e.mainSegmentLoader_.error_,e.trigger("error")})),this.mainSegmentLoader_.on("syncinfoupdate",(function(){e.onSyncInfoUpdate_()})),this.mainSegmentLoader_.on("timestampoffset",(function(){e.tech_.trigger({type:"usage",name:"vhs-timestamp-offset"}),e.tech_.trigger({type:"usage",name:"hls-timestamp-offset"})})),this.audioSegmentLoader_.on("syncinfoupdate",(function(){e.onSyncInfoUpdate_()})),this.audioSegmentLoader_.on("appenderror",(function(){e.error=e.audioSegmentLoader_.error_,e.trigger("error")})),this.mainSegmentLoader_.on("ended",(function(){e.logger_("main segment loader ended"),e.onEndOfStream()})),this.mainSegmentLoader_.on("earlyabort",(function(t){e.experimentalBufferBasedABR||(e.delegateLoaders_("all",["abort"]),e.blacklistCurrentPlaylist({message:"Aborted early because there isn't enough bandwidth to complete the request without rebuffering."},120))}));var t=function(){if(!e.sourceUpdater_.hasCreatedSourceBuffers())return e.tryToCreateSourceBuffers_();var t=e.getCodecsOrExclude_();t&&e.sourceUpdater_.addOrChangeSourceBuffers(t)};this.mainSegmentLoader_.on("trackinfo",t),this.audioSegmentLoader_.on("trackinfo",t),this.mainSegmentLoader_.on("fmp4",(function(){e.triggeredFmp4Usage||(e.tech_.trigger({type:"usage",name:"vhs-fmp4"}),e.tech_.trigger({type:"usage",name:"hls-fmp4"}),e.triggeredFmp4Usage=!0)})),this.audioSegmentLoader_.on("fmp4",(function(){e.triggeredFmp4Usage||(e.tech_.trigger({type:"usage",name:"vhs-fmp4"}),e.tech_.trigger({type:"usage",name:"hls-fmp4"}),e.triggeredFmp4Usage=!0)})),this.audioSegmentLoader_.on("ended",(function(){e.logger_("audioSegmentLoader ended"),e.onEndOfStream()}))},i.mediaSecondsLoaded_=function(){return Math.max(this.audioSegmentLoader_.mediaSecondsLoaded+this.mainSegmentLoader_.mediaSecondsLoaded)},i.load=function(){this.mainSegmentLoader_.load(),this.mediaTypes_.AUDIO.activePlaylistLoader&&this.audioSegmentLoader_.load(),this.mediaTypes_.SUBTITLES.activePlaylistLoader&&this.subtitleSegmentLoader_.load()},i.smoothQualityChange_=function(e){void 0===e&&(e=this.selectPlaylist()),e!==this.masterPlaylistLoader_.media()&&(this.masterPlaylistLoader_.media(e),this.mainSegmentLoader_.resetLoader())},i.fastQualityChange_=function(e){var t=this;void 0===e&&(e=this.selectPlaylist()),e!==this.masterPlaylistLoader_.media()?(this.masterPlaylistLoader_.media(e),this.mainSegmentLoader_.resetEverything((function(){u.default.browser.IE_VERSION||u.default.browser.IS_EDGE?t.tech_.setCurrentTime(t.tech_.currentTime()+.04):t.tech_.setCurrentTime(t.tech_.currentTime())}))):this.logger_("skipping fastQualityChange because new media is same as old")},i.play=function(){if(!this.setupFirstPlay()){this.tech_.ended()&&this.tech_.setCurrentTime(0),this.hasPlayed_&&this.load();var e=this.tech_.seekable();return this.tech_.duration()===1/0&&this.tech_.currentTime()r.end(0)||r.start(0)>e.end(0)?this.seekable_=r:this.seekable_=u.default.createTimeRanges([[e.start(0)>r.start(0)?e.start(0):r.start(0),e.end(0)0&&(n=Math.max(n,i.end(i.length-1))),this.mediaSource.duration!==n&&this.sourceUpdater_.setDuration(n)}},i.dispose=function(){var e=this;this.trigger("dispose"),this.decrypter_.terminate(),this.masterPlaylistLoader_.dispose(),this.mainSegmentLoader_.dispose(),this.loadOnPlay_&&this.tech_.off("play",this.loadOnPlay_),["AUDIO","SUBTITLES"].forEach((function(t){var i=e.mediaTypes_[t].groups;for(var n in i)i[n].forEach((function(e){e.playlistLoader&&e.playlistLoader.dispose()}))})),this.audioSegmentLoader_.dispose(),this.subtitleSegmentLoader_.dispose(),this.sourceUpdater_.dispose(),this.timelineChangeController_.dispose(),this.stopABRTimer_(),this.updateDuration_&&this.mediaSource.removeEventListener("sourceopen",this.updateDuration_),this.mediaSource.removeEventListener("durationchange",this.handleDurationChange_),this.mediaSource.removeEventListener("sourceopen",this.handleSourceOpen_),this.mediaSource.removeEventListener("sourceended",this.handleSourceEnded_),this.off()},i.master=function(){return this.masterPlaylistLoader_.master},i.media=function(){return this.masterPlaylistLoader_.media()||this.initialMedia_},i.areMediaTypesKnown_=function(){var e=!!this.mediaTypes_.AUDIO.activePlaylistLoader;return!(!this.mainSegmentLoader_.currentMediaInfo_||e&&!this.audioSegmentLoader_.currentMediaInfo_)},i.getCodecsOrExclude_=function(){var e=this,t={main:this.mainSegmentLoader_.currentMediaInfo_||{},audio:this.audioSegmentLoader_.currentMediaInfo_||{}};t.video=t.main;var i=Gi(this.master(),this.media()),n={},r=!!this.mediaTypes_.AUDIO.activePlaylistLoader;if(t.main.hasVideo&&(n.video=i.video||t.main.videoCodec||"avc1.4d400d"),t.main.isMuxed&&(n.video+=","+(i.audio||t.main.audioCodec||Ni)),(t.main.hasAudio&&!t.main.isMuxed||t.audio.hasAudio||r)&&(n.audio=i.audio||t.main.audioCodec||t.audio.audioCodec||Ni,t.audio.isFmp4=t.main.hasAudio&&!t.main.isMuxed?t.main.isFmp4:t.audio.isFmp4),n.audio||n.video){var a,s={};if(["video","audio"].forEach((function(e){if(n.hasOwnProperty(e)&&(r=t[e].isFmp4,o=n[e],!(r?Bi(o):Fi(o)))){var i=t[e].isFmp4?"browser":"muxer";s[i]=s[i]||[],s[i].push(n[e]),"audio"===e&&(a=i)}var r,o})),r&&a&&this.media().attributes.AUDIO){var o=this.media().attributes.AUDIO;this.master().playlists.forEach((function(t){(t.attributes&&t.attributes.AUDIO)===o&&t!==e.media()&&(t.excludeUntil=1/0)})),this.logger_("excluding audio group "+o+" as "+a+' does not support codec(s): "'+n.audio+'"')}if(!Object.keys(s).length){if(this.sourceUpdater_.hasCreatedSourceBuffers()&&!this.sourceUpdater_.canChangeType()){var u=[];if(["video","audio"].forEach((function(t){var i=(xi(e.sourceUpdater_.codecs[t]||"")[0]||{}).type,r=(xi(n[t]||"")[0]||{}).type;i&&r&&i.toLowerCase()!==r.toLowerCase()&&u.push('"'+e.sourceUpdater_.codecs[t]+'" -> "'+n[t]+'"')})),u.length)return void this.blacklistCurrentPlaylist({playlist:this.media(),message:"Codec switching not supported: "+u.join(", ")+".",blacklistDuration:1/0,internal:!0})}return n}var d=Object.keys(s).reduce((function(e,t){return e&&(e+=", "),e+(t+' does not support codec(s): "')+s[t].join(",")+'"'}),"")+".";this.blacklistCurrentPlaylist({playlist:this.media(),internal:!0,message:d,blacklistDuration:1/0})}else this.blacklistCurrentPlaylist({playlist:this.media(),message:"Could not determine codecs for playlist.",blacklistDuration:1/0})},i.tryToCreateSourceBuffers_=function(){if("open"===this.mediaSource.readyState&&!this.sourceUpdater_.hasCreatedSourceBuffers()&&this.areMediaTypesKnown_()){var e=this.getCodecsOrExclude_();if(e){this.sourceUpdater_.createSourceBuffers(e);var t=[e.video,e.audio].filter(Boolean).join(",");this.excludeIncompatibleVariants_(t)}}},i.excludeUnsupportedVariants_=function(){var e=this,t=this.master().playlists,i=[];Object.keys(t).forEach((function(n){var r=t[n];if(-1===i.indexOf(r.id)){i.push(r.id);var a=Gi(e.master,r),s=[];!a.audio||Fi(a.audio)||Bi(a.audio)||s.push("audio codec "+a.audio),!a.video||Fi(a.video)||Bi(a.video)||s.push("video codec "+a.video),a.text&&"stpp.ttml.im1t"===a.text&&s.push("text codec "+a.text),s.length&&(r.excludeUntil=1/0,e.logger_("excluding "+r.id+" for unsupported: "+s.join(", ")))}}))},i.excludeIncompatibleVariants_=function(e){var t=this,i=[],n=this.master().playlists,r=Vi(xi(e)),a=Hi(r),s=r.video&&xi(r.video)[0]||null,o=r.audio&&xi(r.audio)[0]||null;Object.keys(n).forEach((function(e){var r=n[e];if(-1===i.indexOf(r.id)&&r.excludeUntil!==1/0){i.push(r.id);var u=[],d=Gi(t.masterPlaylistLoader_.master,r),l=Hi(d);if(d.audio||d.video){if(l!==a&&u.push('codec count "'+l+'" !== "'+a+'"'),!t.sourceUpdater_.canChangeType()){var h=d.video&&xi(d.video)[0]||null,c=d.audio&&xi(d.audio)[0]||null;h&&s&&h.type.toLowerCase()!==s.type.toLowerCase()&&u.push('video codec "'+h.type+'" !== "'+s.type+'"'),c&&o&&c.type.toLowerCase()!==o.type.toLowerCase()&&u.push('audio codec "'+c.type+'" !== "'+o.type+'"')}u.length&&(r.excludeUntil=1/0,t.logger_("blacklisting "+r.id+": "+u.join(" && ")))}}}))},i.updateAdCues_=function(e){var t=0,i=this.seekable();i.length&&(t=i.start(0)),function(e,t,i){if(void 0===i&&(i=0),e.segments)for(var n,r=i,a=0;a0&&this.logger_("resetting possible stalled download count for "+e+" loader"),this[e+"StalledDownloads_"]=0,this[e+"Buffered_"]=t.buffered_()},t.checkSegmentDownloads_=function(e){var t=this.masterPlaylistController_,i=t[e+"SegmentLoader_"],n=i.buffered_(),r=function(e,t){if(e===t)return!1;if(!e&&t||!t&&e)return!0;if(e.length!==t.length)return!0;for(var i=0;i=t.end(t.length-1)))return this.techWaiting_();this.consecutiveUpdates>=5&&e===this.lastRecordedTime?(this.consecutiveUpdates++,this.waiting_()):e===this.lastRecordedTime?this.consecutiveUpdates++:(this.consecutiveUpdates=0,this.lastRecordedTime=e)}},t.cancelTimer_=function(){this.consecutiveUpdates=0,this.timer_&&(this.logger_("cancelTimer_"),clearTimeout(this.timer_)),this.timer_=null},t.fixesBadSeeks_=function(){if(!this.tech_.seeking())return!1;var e,t=this.seekable(),i=this.tech_.currentTime();if(this.afterSeekableWindow_(t,i,this.media(),this.allowSeeksWithinUnsafeLiveWindow)&&(e=t.end(t.length-1)),this.beforeSeekableWindow_(t,i)){var n=t.start(0);e=n+(n===t.end(0)?0:F)}if(void 0!==e)return this.logger_("Trying to seek outside of seekable at time "+i+" with seekable range "+V(t)+". Seeking to "+e+"."),this.tech_.setCurrentTime(e),!0;var r=this.tech_.buffered();return!!function(e){var t=e.buffered,i=e.targetDuration,n=e.currentTime;return!(!t.length||t.end(0)-t.start(0)<2*i||n>t.start(0)||!(t.start(0)-n "+i.end(0)+"]. Attempting to resume playback by seeking to the current time."),this.tech_.trigger({type:"usage",name:"vhs-unknown-waiting"}),void this.tech_.trigger({type:"usage",name:"hls-unknown-waiting"})):void 0}},t.techWaiting_=function(){var e=this.seekable(),t=this.tech_.currentTime();if(this.tech_.seeking()&&this.fixesBadSeeks_())return!0;if(this.tech_.seeking()||null!==this.timer_)return!0;if(this.beforeSeekableWindow_(e,t)){var i=e.end(e.length-1);return this.logger_("Fell out of live window at time "+t+". Seeking to live point (seekable end) "+i),this.cancelTimer_(),this.tech_.setCurrentTime(i),this.tech_.trigger({type:"usage",name:"vhs-live-resync"}),this.tech_.trigger({type:"usage",name:"hls-live-resync"}),!0}var n=this.tech_.vhs.masterPlaylistController_.sourceUpdater_,r=this.tech_.buffered();if(this.videoUnderflow_({audioBuffered:n.audioBuffered(),videoBuffered:n.videoBuffered(),currentTime:t}))return this.cancelTimer_(),this.tech_.setCurrentTime(t),this.tech_.trigger({type:"usage",name:"vhs-video-underflow"}),this.tech_.trigger({type:"usage",name:"hls-video-underflow"}),!0;var a=W(r,t);if(a.length>0){var s=a.start(0)-t;return this.logger_("Stopped at "+t+", setting timer for "+s+", seeking to "+a.start(0)),this.cancelTimer_(),this.timer_=setTimeout(this.skipTheGap_.bind(this),1e3*s,t),!0}return!1},t.afterSeekableWindow_=function(e,t,i,n){if(void 0===n&&(n=!1),!e.length)return!1;var r=e.end(e.length-1)+F;return!i.endList&&n&&(r=e.end(e.length-1)+3*i.targetDuration),t>r},t.beforeSeekableWindow_=function(e,t){return!!(e.length&&e.start(0)>0&&t2)return{start:r,end:a}}return null},e}(),Xn={errorInterval:30,getSource:function(e){return e(this.tech({IWillNotUseThisInPlugins:!0}).currentSource_||this.currentSource())}},Qn=function e(t,i){var n=0,r=0,a=u.default.mergeOptions(Xn,i);t.ready((function(){t.trigger({type:"usage",name:"vhs-error-reload-initialized"}),t.trigger({type:"usage",name:"hls-error-reload-initialized"})}));var s=function(){r&&t.currentTime(r)},o=function(e){null!=e&&(r=t.duration()!==1/0&&t.currentTime()||0,t.one("loadedmetadata",s),t.src(e),t.trigger({type:"usage",name:"vhs-error-reload"}),t.trigger({type:"usage",name:"hls-error-reload"}),t.play())},d=function(){return Date.now()-n<1e3*a.errorInterval?(t.trigger({type:"usage",name:"vhs-error-reload-canceled"}),void t.trigger({type:"usage",name:"hls-error-reload-canceled"})):a.getSource&&"function"==typeof a.getSource?(n=Date.now(),a.getSource.call(t,o)):void u.default.log.error("ERROR: reloadSourceOnError - The option getSource must be a function!")},l=function e(){t.off("loadedmetadata",s),t.off("error",d),t.off("dispose",e)};t.on("error",d),t.on("dispose",l),t.reloadSourceOnError=function(i){l(),e(t,i)}},Yn=function(e){Qn(this,e)},Kn="2.6.4",$n={PlaylistLoader:M,Playlist:te,utils:ye,STANDARD_PLAYLIST_SELECTOR:$i,INITIAL_PLAYLIST_SELECTOR:function(){var e=this,t=this.playlists.master.playlists.filter(te.isEnabled);return Qi(t,(function(e,t){return Yi(e,t)})),t.filter((function(t){return!!Gi(e.playlists.master,t).video}))[0]||null},lastBandwidthSelector:$i,movingAverageBandwidthSelector:function(e){var t=-1;if(e<0||e>1)throw new Error("Moving average bandwidth decay must be between 0 and 1.");return function(){var i=this.useDevicePixelRatio&&o.default.devicePixelRatio||1;return t<0&&(t=this.systemBandwidth),t=e*this.systemBandwidth+(1-e)*t,Ki(this.playlists.master,t,parseInt(Xi(this.tech_.el(),"width"),10)*i,parseInt(Xi(this.tech_.el(),"height"),10)*i,this.limitRenditionByPlayerDimensions)}},comparePlaylistBandwidth:Yi,comparePlaylistResolution:function(e,t){var i,n;return e.attributes.RESOLUTION&&e.attributes.RESOLUTION.width&&(i=e.attributes.RESOLUTION.width),i=i||o.default.Number.MAX_VALUE,t.attributes.RESOLUTION&&t.attributes.RESOLUTION.width&&(n=t.attributes.RESOLUTION.width),i===(n=n||o.default.Number.MAX_VALUE)&&e.attributes.BANDWIDTH&&t.attributes.BANDWIDTH?e.attributes.BANDWIDTH-t.attributes.BANDWIDTH:i-n},xhr:ae()};Object.keys(xt).forEach((function(e){Object.defineProperty($n,e,{get:function(){return u.default.log.warn("using Vhs."+e+" is UNSAFE be sure you know what you are doing"),xt[e]},set:function(t){u.default.log.warn("using Vhs."+e+" is UNSAFE be sure you know what you are doing"),"number"!=typeof t||t<0?u.default.log.warn("value of Vhs."+e+" must be greater than or equal to 0"):xt[e]=t}})}));var Jn="videojs-vhs",Zn=function(e,t){for(var i=t.media(),n=-1,r=0;r1&&n.video.split(",").forEach((function(e){e=e.trim(),Ri(e)?n.audio=e:function(e){return void 0===e&&(e=""),Oi.video.test(e.trim().toLowerCase())}(e)&&(n.video=e)}));var r=n.video?'video/mp4;codecs="'+n.video+'"':null,a=n.audio?'audio/mp4;codecs="'+n.audio+'"':null,s={};for(var o in e)s[o]={audioContentType:a,videoContentType:r},t.contentProtection&&t.contentProtection[o]&&t.contentProtection[o].pssh&&(s[o].pssh=t.contentProtection[o].pssh),"string"==typeof e[o]&&(s[o].url=e[o]);return u.default.mergeOptions(e,s)},tr=function(e,t){return e.reduce((function(e,i){if(!i.contentProtection)return e;var n=t.reduce((function(e,t){var n=i.contentProtection[t];return n&&n.pssh&&(e[t]={pssh:n.pssh}),e}),{});return Object.keys(n).length&&e.push(n),e}),[])},ir=function(e){var t=e.player,i=e.sourceKeySystems,n=e.audioMedia,r=e.mainPlaylists;if(!t.eme.initializeMediaKeys)return Promise.resolve();var a=n?r.concat([n]):r,s=tr(a,Object.keys(i)),o=[],u=[];return s.forEach((function(e){u.push(new Promise((function(e,i){t.tech_.one("keysessioncreated",e)}))),o.push(new Promise((function(i,n){t.eme.initializeMediaKeys({keySystems:e},(function(e){e?n(e):i()}))})))})),Promise.race([Promise.all(o),Promise.race(u)])},nr=function(e){var t=e.player,i=e.sourceKeySystems,n=e.media,r=e.audioMedia,a=er(i,n,r);return!(!a||(t.currentSource().keySystems=a,a&&!t.eme&&(u.default.log.warn("DRM encrypted source cannot be decrypted without a DRM plugin"),1)))},rr=function(){if(!o.default.localStorage)return null;var e=o.default.localStorage.getItem(Jn);if(!e)return null;try{return JSON.parse(e)}catch(e){return null}},ar=function(e){return 0===e.toLowerCase().indexOf("data:application/vnd.videojs.vhs+json,")?JSON.parse(e.substring(e.indexOf(",")+1)):e};$n.supportsNativeHls=function(){if(!s.default||!s.default.createElement)return!1;var e=s.default.createElement("video");return!!u.default.getTech("Html5").isSupported()&&["application/vnd.apple.mpegurl","audio/mpegurl","audio/x-mpegurl","application/x-mpegurl","video/x-mpegurl","video/mpegurl","application/mpegurl"].some((function(t){return/maybe|probably/i.test(e.canPlayType(t))}))}(),$n.supportsNativeDash=!!(s.default&&s.default.createElement&&u.default.getTech("Html5").isSupported())&&/maybe|probably/i.test(s.default.createElement("video").canPlayType("application/dash+xml")),$n.supportsTypeNatively=function(e){return"hls"===e?$n.supportsNativeHls:"dash"===e&&$n.supportsNativeDash},$n.isSupported=function(){return u.default.log.warn("HLS is no longer a tech. Please remove it from your player's techOrder.")};var sr=function(e){function t(t,i,n){var r;if(r=e.call(this,i,u.default.mergeOptions(n.hls,n.vhs))||this,n.hls&&Object.keys(n.hls).length&&u.default.log.warn("Using hls options is deprecated. Use vhs instead."),r.logger_=g("VhsHandler"),i.options_&&i.options_.playerId){var a=u.default(i.options_.playerId);a.hasOwnProperty("hls")||Object.defineProperty(a,"hls",{get:function(){return u.default.log.warn("player.hls is deprecated. Use player.tech().vhs instead."),i.trigger({type:"usage",name:"hls-player-access"}),d(r)},configurable:!0}),a.hasOwnProperty("vhs")||Object.defineProperty(a,"vhs",{get:function(){return u.default.log.warn("player.vhs is deprecated. Use player.tech().vhs instead."),i.trigger({type:"usage",name:"vhs-player-access"}),d(r)},configurable:!0}),a.hasOwnProperty("dash")||Object.defineProperty(a,"dash",{get:function(){return u.default.log.warn("player.dash is deprecated. Use player.tech().vhs instead."),d(r)},configurable:!0}),r.player_=a}if(r.tech_=i,r.source_=t,r.stats={},r.ignoreNextSeekingEvent_=!1,r.setOptions_(),r.options_.overrideNative&&i.overrideNativeAudioTracks&&i.overrideNativeVideoTracks)i.overrideNativeAudioTracks(!0),i.overrideNativeVideoTracks(!0);else if(r.options_.overrideNative&&(i.featuresNativeVideoTracks||i.featuresNativeAudioTracks))throw new Error("Overriding native HLS requires emulated tracks. See https://git.io/vMpjB");return r.on(s.default,["fullscreenchange","webkitfullscreenchange","mozfullscreenchange","MSFullscreenChange"],(function(e){var t=s.default.fullscreenElement||s.default.webkitFullscreenElement||s.default.mozFullScreenElement||s.default.msFullscreenElement;t&&t.contains(r.tech_.el())&&r.masterPlaylistController_.smoothQualityChange_()})),r.on(r.tech_,"seeking",(function(){this.ignoreNextSeekingEvent_?this.ignoreNextSeekingEvent_=!1:this.setCurrentTime(this.tech_.currentTime())})),r.on(r.tech_,"error",(function(){this.tech_.error()&&this.masterPlaylistController_&&this.masterPlaylistController_.pauseLoading()})),r.on(r.tech_,"play",r.play),r}l(t,e);var i=t.prototype;return i.setOptions_=function(){var e=this;if(this.options_.withCredentials=this.options_.withCredentials||!1,this.options_.handleManifestRedirects=!1!==this.options_.handleManifestRedirects,this.options_.limitRenditionByPlayerDimensions=!1!==this.options_.limitRenditionByPlayerDimensions,this.options_.useDevicePixelRatio=this.options_.useDevicePixelRatio||!1,this.options_.smoothQualityChange=this.options_.smoothQualityChange||!1,this.options_.useBandwidthFromLocalStorage=void 0!==this.source_.useBandwidthFromLocalStorage?this.source_.useBandwidthFromLocalStorage:this.options_.useBandwidthFromLocalStorage||!1,this.options_.customTagParsers=this.options_.customTagParsers||[],this.options_.customTagMappers=this.options_.customTagMappers||[],this.options_.cacheEncryptionKeys=this.options_.cacheEncryptionKeys||!1,this.options_.handlePartialData=this.options_.handlePartialData||!1,"number"!=typeof this.options_.blacklistDuration&&(this.options_.blacklistDuration=300),"number"!=typeof this.options_.bandwidth&&this.options_.useBandwidthFromLocalStorage){var t=rr();t&&t.bandwidth&&(this.options_.bandwidth=t.bandwidth,this.tech_.trigger({type:"usage",name:"vhs-bandwidth-from-local-storage"}),this.tech_.trigger({type:"usage",name:"hls-bandwidth-from-local-storage"})),t&&t.throughput&&(this.options_.throughput=t.throughput,this.tech_.trigger({type:"usage",name:"vhs-throughput-from-local-storage"}),this.tech_.trigger({type:"usage",name:"hls-throughput-from-local-storage"}))}"number"!=typeof this.options_.bandwidth&&(this.options_.bandwidth=xt.INITIAL_BANDWIDTH),this.options_.enableLowInitialPlaylist=this.options_.enableLowInitialPlaylist&&this.options_.bandwidth===xt.INITIAL_BANDWIDTH,["withCredentials","useDevicePixelRatio","limitRenditionByPlayerDimensions","bandwidth","smoothQualityChange","customTagParsers","customTagMappers","handleManifestRedirects","cacheEncryptionKeys","handlePartialData","playlistSelector","initialPlaylistSelector","experimentalBufferBasedABR","liveRangeSafeTimeDelta"].forEach((function(t){void 0!==e.source_[t]&&(e.options_[t]=e.source_[t])})),this.limitRenditionByPlayerDimensions=this.options_.limitRenditionByPlayerDimensions,this.useDevicePixelRatio=this.options_.useDevicePixelRatio},i.src=function(e,t){var i=this;if(e){this.setOptions_(),this.options_.src=ar(this.source_.src),this.options_.tech=this.tech_,this.options_.externVhs=$n,this.options_.sourceType=de(t),this.options_.seekTo=function(e){i.tech_.setCurrentTime(e)},this.masterPlaylistController_=new Hn(this.options_);var n=u.default.mergeOptions({liveRangeSafeTimeDelta:F},this.options_,{seekable:function(){return i.seekable()},media:function(){return i.masterPlaylistController_.media()},masterPlaylistController:this.masterPlaylistController_});this.playbackWatcher_=new zn(n),this.masterPlaylistController_.on("error",(function(){var e=u.default.players[i.tech_.options_.playerId],t=i.masterPlaylistController_.error;"object"!=typeof t||t.code?"string"==typeof t&&(t={message:t,code:3}):t.code=3,e.error(t)}));var r=this.options_.experimentalBufferBasedABR?$n.movingAverageBandwidthSelector(.55):$n.STANDARD_PLAYLIST_SELECTOR;this.masterPlaylistController_.selectPlaylist=this.selectPlaylist?this.selectPlaylist.bind(this):r.bind(this),this.masterPlaylistController_.selectInitialPlaylist=$n.INITIAL_PLAYLIST_SELECTOR.bind(this),this.playlists=this.masterPlaylistController_.masterPlaylistLoader_,this.mediaSource=this.masterPlaylistController_.mediaSource,Object.defineProperties(this,{selectPlaylist:{get:function(){return this.masterPlaylistController_.selectPlaylist},set:function(e){this.masterPlaylistController_.selectPlaylist=e.bind(this)}},throughput:{get:function(){return this.masterPlaylistController_.mainSegmentLoader_.throughput.rate},set:function(e){this.masterPlaylistController_.mainSegmentLoader_.throughput.rate=e,this.masterPlaylistController_.mainSegmentLoader_.throughput.count=1}},bandwidth:{get:function(){return this.masterPlaylistController_.mainSegmentLoader_.bandwidth},set:function(e){this.masterPlaylistController_.mainSegmentLoader_.bandwidth=e,this.masterPlaylistController_.mainSegmentLoader_.throughput={rate:0,count:0}}},systemBandwidth:{get:function(){var e,t=1/(this.bandwidth||1);return e=this.throughput>0?1/this.throughput:0,Math.floor(1/(t+e))},set:function(){u.default.log.error('The "systemBandwidth" property is read-only')}}}),this.options_.bandwidth&&(this.bandwidth=this.options_.bandwidth),this.options_.throughput&&(this.throughput=this.options_.throughput),Object.defineProperties(this.stats,{bandwidth:{get:function(){return i.bandwidth||0},enumerable:!0},mediaRequests:{get:function(){return i.masterPlaylistController_.mediaRequests_()||0},enumerable:!0},mediaRequestsAborted:{get:function(){return i.masterPlaylistController_.mediaRequestsAborted_()||0},enumerable:!0},mediaRequestsTimedout:{get:function(){return i.masterPlaylistController_.mediaRequestsTimedout_()||0},enumerable:!0},mediaRequestsErrored:{get:function(){return i.masterPlaylistController_.mediaRequestsErrored_()||0},enumerable:!0},mediaTransferDuration:{get:function(){return i.masterPlaylistController_.mediaTransferDuration_()||0},enumerable:!0},mediaBytesTransferred:{get:function(){return i.masterPlaylistController_.mediaBytesTransferred_()||0},enumerable:!0},mediaSecondsLoaded:{get:function(){return i.masterPlaylistController_.mediaSecondsLoaded_()||0},enumerable:!0},buffered:{get:function(){return H(i.tech_.buffered())},enumerable:!0},currentTime:{get:function(){return i.tech_.currentTime()},enumerable:!0},currentSource:{get:function(){return i.tech_.currentSource_},enumerable:!0},currentTech:{get:function(){return i.tech_.name_},enumerable:!0},duration:{get:function(){return i.tech_.duration()},enumerable:!0},master:{get:function(){return i.playlists.master},enumerable:!0},playerDimensions:{get:function(){return i.tech_.currentDimensions()},enumerable:!0},seekable:{get:function(){return H(i.tech_.seekable())},enumerable:!0},timestamp:{get:function(){return Date.now()},enumerable:!0},videoPlaybackQuality:{get:function(){return i.tech_.getVideoPlaybackQuality()},enumerable:!0}}),this.tech_.one("canplay",this.masterPlaylistController_.setupFirstPlay.bind(this.masterPlaylistController_)),this.tech_.on("bandwidthupdate",(function(){i.options_.useBandwidthFromLocalStorage&&function(e){if(!o.default.localStorage)return!1;var t=rr();t=t?u.default.mergeOptions(t,e):e;try{o.default.localStorage.setItem(Jn,JSON.stringify(t))}catch(e){return!1}}({bandwidth:i.bandwidth,throughput:Math.round(i.throughput)})})),this.masterPlaylistController_.on("selectedinitialmedia",(function(){var e,t;t=(e=i).playlists,e.representations=function(){return t&&t.master&&t.master.playlists?t.master.playlists.filter((function(e){return!$(e)})).map((function(t,i){return new Gn(e,t,t.id)})):[]}})),this.masterPlaylistController_.sourceUpdater_.on("createdsourcebuffers",(function(){i.setupEme_()})),this.on(this.masterPlaylistController_,"progress",(function(){this.tech_.trigger("progress")})),this.on(this.masterPlaylistController_,"firstplay",(function(){this.ignoreNextSeekingEvent_=!0})),this.setupQualityLevels_(),this.tech_.el()&&(this.mediaSourceUrl_=o.default.URL.createObjectURL(this.masterPlaylistController_.mediaSource),this.tech_.src(this.mediaSourceUrl_))}},i.setupEme_=function(){var e=this,t=this.masterPlaylistController_.mediaTypes_.AUDIO.activePlaylistLoader,i=nr({player:this.player_,sourceKeySystems:this.source_.keySystems,media:this.playlists.media(),audioMedia:t&&t.media()});11!==u.default.browser.IE_VERSION&&i?(this.logger_("waiting for EME key session creation"),ir({player:this.player_,sourceKeySystems:this.source_.keySystems,audioMedia:t&&t.media(),mainPlaylists:this.playlists.master.playlists}).then((function(){e.logger_("created EME key session"),e.masterPlaylistController_.sourceUpdater_.initializedEme()})).catch((function(t){e.logger_("error while creating EME key session",t),e.player_.error({message:"Failed to initialize media keys for EME",code:3})}))):this.masterPlaylistController_.sourceUpdater_.initializedEme()},i.setupQualityLevels_=function(){var e=this,t=u.default.players[this.tech_.options_.playerId];t&&t.qualityLevels&&!this.qualityLevels_&&(this.qualityLevels_=t.qualityLevels(),this.masterPlaylistController_.on("selectedinitialmedia",(function(){var t,i;t=e.qualityLevels_,(i=e).representations().forEach((function(e){t.addQualityLevel(e)})),Zn(t,i.playlists)})),this.playlists.on("mediachange",(function(){Zn(e.qualityLevels_,e.playlists)})))},t.version=function(){return{"@videojs/http-streaming":Kn,"mux.js":"5.10.0","mpd-parser":"0.15.4","m3u8-parser":"4.5.2","aes-decrypter":"3.1.2"}},i.version=function(){return this.constructor.version()},i.canChangeType=function(){return En.canChangeType()},i.play=function(){this.masterPlaylistController_.play()},i.setCurrentTime=function(e){this.masterPlaylistController_.setCurrentTime(e)},i.duration=function(){return this.masterPlaylistController_.duration()},i.seekable=function(){return this.masterPlaylistController_.seekable()},i.dispose=function(){this.playbackWatcher_&&this.playbackWatcher_.dispose(),this.masterPlaylistController_&&this.masterPlaylistController_.dispose(),this.qualityLevels_&&this.qualityLevels_.dispose(),this.player_&&(delete this.player_.vhs,delete this.player_.dash,delete this.player_.hls),this.tech_&&this.tech_.vhs&&delete this.tech_.vhs,this.tech_&&delete this.tech_.hls,this.mediaSourceUrl_&&o.default.URL.revokeObjectURL&&(o.default.URL.revokeObjectURL(this.mediaSourceUrl_),this.mediaSourceUrl_=null),e.prototype.dispose.call(this)},i.convertToProgramTime=function(e,t){return function(e){var t=e.playlist,i=e.time,n=void 0===i?void 0:i,r=e.callback;if(!r)throw new Error("getProgramTime: callback must be provided");if(!t||void 0===n)return r({message:"getProgramTime: playlist and time must be provided"});var a=function(e,t){if(!t||!t.segments||0===t.segments.length)return null;for(var i,n=0,r=0;rn){if(e>n+.25*a.duration)return null;i=a}return{segment:i,estimatedStart:i.videoTimingInfo?i.videoTimingInfo.transmuxedPresentationStart:n-i.duration,type:i.videoTimingInfo?"accurate":"estimate"}}(n,t);if(!a)return r({message:"valid programTime was not found"});if("estimate"===a.type)return r({message:"Accurate programTime could not be determined. Please seek to e.seekTime and try again",seekTime:a.estimatedStart});var s={mediaSeconds:n},o=function(e,t){if(!t.dateTimeObject)return null;var i=t.videoTimingInfo.transmuxerPrependedSeconds,n=e-(t.videoTimingInfo.transmuxedPresentationStart+i);return new Date(t.dateTimeObject.getTime()+1e3*n)}(n,a.segment);return o&&(s.programDateTime=o.toISOString()),r(null,s)}({playlist:this.masterPlaylistController_.media(),time:e,callback:t})},i.seekToProgramTime=function(e,t,i,n){return void 0===i&&(i=!0),void 0===n&&(n=2),ve({programTime:e,playlist:this.masterPlaylistController_.media(),retryCount:n,pauseAfterSeek:i,seekTo:this.options_.seekTo,tech:this.options_.tech,callback:t})},t}(u.default.getComponent("Component")),or={name:"videojs-http-streaming",VERSION:Kn,canHandleSource:function(e,t){void 0===t&&(t={});var i=u.default.mergeOptions(u.default.options,t);return or.canPlayType(e.type,i)},handleSource:function(e,t,i){void 0===i&&(i={});var n=u.default.mergeOptions(u.default.options,i);return t.vhs=new sr(e,t,n),u.default.hasOwnProperty("hls")||Object.defineProperty(t,"hls",{get:function(){return u.default.log.warn("player.tech().hls is deprecated. Use player.tech().vhs instead."),t.vhs},configurable:!0}),t.vhs.xhr=ae(),t.vhs.src(e.src,e.type),t.vhs},canPlayType:function(e,t){void 0===t&&(t={});var i=u.default.mergeOptions(u.default.options,t).vhs.overrideNative,n=void 0===i?!u.default.browser.IS_ANY_SAFARI:i,r=de(e);return!r||$n.supportsTypeNatively(r)&&!n?"":"maybe"}};Bi("avc1.4d400d,mp4a.40.2")&&u.default.getTech("Html5").registerSourceHandler(or,0),u.default.VhsHandler=sr,Object.defineProperty(u.default,"HlsHandler",{get:function(){return u.default.log.warn("videojs.HlsHandler is deprecated. Use videojs.VhsHandler instead."),sr},configurable:!0}),u.default.VhsSourceHandler=or,Object.defineProperty(u.default,"HlsSourceHandler",{get:function(){return u.default.log.warn("videojs.HlsSourceHandler is deprecated. Use videojs.VhsSourceHandler instead."),or},configurable:!0}),u.default.Vhs=$n,Object.defineProperty(u.default,"Hls",{get:function(){return u.default.log.warn("videojs.Hls is deprecated. Use videojs.Vhs instead."),$n},configurable:!0}),u.default.use||(u.default.registerComponent("Hls",$n),u.default.registerComponent("Vhs",$n)),u.default.options.vhs=u.default.options.vhs||{},u.default.options.hls=u.default.options.hls||{},u.default.registerPlugin?u.default.registerPlugin("reloadSourceOnError",Yn):u.default.plugin("reloadSourceOnError",Yn),e.LOCAL_STORAGE_KEY=Jn,e.Vhs=$n,e.VhsHandler=sr,e.VhsSourceHandler=or,e.emeKeySystems=er,e.expandDataUri=ar,e.getAllPsshKeySystemsOptions=tr,e.setupEmeOptions=nr,e.simpleTypeFromSourceType=de,e.waitForKeySessionCreation=ir,Object.defineProperty(e,"__esModule",{value:!0})}));