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/*! codem-isoboxer v0.3.6 https://github.com/madebyhiro/codem-isoboxer/blob/master/LICENSE.txt */
var r={parseBuffer:function(e){return new i(e).parse()},addBoxProcessor:function(e,t){"string"==typeof e&&"function"==typeof t&&(a.prototype._boxProcessors[e]=t)},createFile:function(){return new i},createBox:function(e,t,n){var r=a.create(e);return t&&t.append(r,n),r},createFullBox:function(e,t,n){var i=r.createBox(e,t,n);return i.version=0,i.flags=0,i},Utils:{}};r.Utils.dataViewToString=function(e,t){var n=t||"utf-8";if("undefined"!=typeof TextDecoder)return new TextDecoder(n).decode(e);var r=[],i=0;if("utf-8"===n)for(;i<e.byteLength;){var a=e.getUint8(i++);a<128||(a<224?(a=(31&a)<<6,a|=63&e.getUint8(i++)):a<240?(a=(15&a)<<12,a|=(63&e.getUint8(i++))<<6,a|=63&e.getUint8(i++)):(a=(7&a)<<18,a|=(63&e.getUint8(i++))<<12,a|=(63&e.getUint8(i++))<<6,a|=63&e.getUint8(i++))),r.push(String.fromCharCode(a))}else for(;i<e.byteLength;)r.push(String.fromCharCode(e.getUint8(i++)));return r.join("")},r.Utils.utf8ToByteArray=function(e){var t,n;if("undefined"!=typeof TextEncoder)t=(new TextEncoder).encode(e);else for(t=[],n=0;n<e.length;++n){var r=e.charCodeAt(n);r<128?t.push(r):r<2048?(t.push(192|r>>6),t.push(128|63&r)):r<65536?(t.push(224|r>>12),t.push(128|63&r>>6),t.push(128|63&r)):(t.push(240|r>>18),t.push(128|63&r>>12),t.push(128|63&r>>6),t.push(128|63&r))}return t},r.Utils.appendBox=function(e,t,n){if(t._offset=e._cursor.offset,t._root=e._root?e._root:e,t._raw=e._raw,t._parent=e,-1!==n)if(null!=n){var r,i=-1;if("number"==typeof n)i=n;else{if("string"==typeof n)r=n;else{if("object"!=typeof n||!n.type)return void e.boxes.push(t);r=n.type}for(var a=0;a<e.boxes.length;a++)if(r===e.boxes[a].type){i=a+1;break}}e.boxes.splice(i,0,t)}else e.boxes.push(t)},t.parseBuffer=r.parseBuffer,t.addBoxProcessor=r.addBoxProcessor,t.createFile=r.createFile,t.createBox=r.createBox,t.createFullBox=r.createFullBox,t.Utils=r.Utils,r.Cursor=function(e){this.offset=void 0===e?0:e};var i=function(e){this._cursor=new r.Cursor,this.boxes=[],e&&(this._raw=new DataView(e))};i.prototype.fetch=function(e){var t=this.fetchAll(e,!0);return t.length?t[0]:null},i.prototype.fetchAll=function(e,t){var n=[];return i._sweep.call(this,e,n,t),n},i.prototype.parse=function(){for(this._cursor.offset=0,this.boxes=[];this._cursor.offset<this._raw.byteLength;){var e=a.parse(this);if(void 0===e.type)break;this.boxes.push(e)}return this},i._sweep=function(e,t,n){for(var r in this.type&&this.type==e&&t.push(this),this.boxes){if(t.length&&n)return;i._sweep.call(this.boxes[r],e,t,n)}},i.prototype.write=function(){var e,t=0;for(e=0;e<this.boxes.length;e++)t+=this.boxes[e].getLength(!1);var n=new Uint8Array(t);for(this._rawo=new DataView(n.buffer),this.bytes=n,this._cursor.offset=0,e=0;e<this.boxes.length;e++)this.boxes[e].write();return n.buffer},i.prototype.append=function(e,t){r.Utils.appendBox(this,e,t)};var a=function(){this._cursor=new r.Cursor};a.parse=function(e){var t=new a;return t._offset=e._cursor.offset,t._root=e._root?e._root:e,t._raw=e._raw,t._parent=e,t._parseBox(),e._cursor.offset=t._raw.byteOffset+t._raw.byteLength,t},a.create=function(e){var t=new a;return t.type=e,t.boxes=[],t},a.prototype._boxContainers=["dinf","edts","mdia","meco","mfra","minf","moof","moov","mvex","stbl","strk","traf","trak","tref","udta","vttc","sinf","schi","encv","enca"],a.prototype._boxProcessors={},a.prototype._procField=function(e,t,n){this._parsing?this[e]=this._readField(t,n):this._writeField(t,n,this[e])},a.prototype._procFieldArray=function(e,t,n,r){var i;if(this._parsing)for(this[e]=[],i=0;i<t;i++)this[e][i]=this._readField(n,r);else for(i=0;i<this[e].length;i++)this._writeField(n,r,this[e][i])},a.prototype._procFullBox=function(){this._procField("version","uint",8),this._procField("flags","uint",24)},a.prototype._procEntries=function(e,t,n){var r;if(this._parsing)for(this[e]=[],r=0;r<t;r++)this[e].push({}),n.call(this,this[e][r]);else for(r=0;r<t;r++)n.call(this,this[e][r])},a.prototype._procSubEntries=function(e,t,n,r){var i;if(this._parsing)for(e[t]=[],i=0;i<n;i++)e[t].push({}),r.call(this,e[t][i]);else for(i=0;i<n;i++)r.call(this,e[t][i])},a.prototype._procEntryField=function(e,t,n,r){this._parsing?e[t]=this._readField(n,r):this._writeField(n,r,e[t])},a.prototype._procSubBoxes=function(e,t){var n;if(this._parsing)for(this[e]=[],n=0;n<t;n++)this[e].push(a.parse(this));else for(n=0;n<t;n++)this._rawo?this[e][n].write():this.size+=this[e][n].getLength()},a.prototype._readField=function(e,t){switch(e){case"uint":return this._readUint(t);case"int":return this._readInt(t);case"template":return this._readTemplate(t);case"string":return-1===t?this._readTerminatedString():this._readString(t);case"data":return this._readData(t);case"utf8":return this._readUTF8String();default:return-1}},a.prototype._readInt=function(e){var t=null,n=this._cursor.offset-this._raw.byteOffset;switch(e){case 8:t=this._raw.getInt8(n);break;case 16:t=this._raw.getInt16(n);break;case 32:t=this._raw.getInt32(n);break;case 64:var r=this._raw.getInt32(n),i=this._raw.getInt32(n+4);t=r*Math.pow(2,32)+i}return this._cursor.offset+=e>>3,t},a.prototype._readUint=function(e){var t,n,r=null,i=this._cursor.offset-this._raw.byteOffset;switch(e){case 8:r=this._raw.getUint8(i);break;case 16:r=this._raw.getUint16(i);break;case 24:r=((t=this._raw.getUint16(i))<<8)+(n=this._raw.getUint8(i+2));break;case 32:r=this._raw.getUint32(i);break;case 64:t=this._raw.getUint32(i),n=this._raw.getUint32(i+4),r=t*Math.pow(2,32)+n}return this._cursor.offset+=e>>3,r},a.prototype._readString=function(e){for(var t="",n=0;n<e;n++){var r=this._readUint(8);t+=String.fromCharCode(r)}return t},a.prototype._readTemplate=function(e){return this._readUint(e/2)+this._readUint(e/2)/Math.pow(2,e/2)},a.prototype._readTerminatedString=function(){for(var e="";this._cursor.offset-this._offset<this._raw.byteLength;){var t=this._readUint(8);if(0===t)break;e+=String.fromCharCode(t)}return e},a.prototype._readData=function(e){var t=e>0?e:this._raw.byteLength-(this._cursor.offset-this._offset);if(t>0){var n=new Uint8Array(this._raw.buffer,this._cursor.offset,t);return this._cursor.offset+=t,n}return null},a.prototype._readUTF8String=function(){var e=this._raw.byteLength-(this._cursor.offset-this._offset),t=null;return e>0&&(t=new DataView(this._raw.buffer,this._cursor.offset,e),this._cursor.offset+=e),t?r.Utils.dataViewToString(t):t},a.prototype._parseBox=function(){if(this._parsing=!0,this._cursor.offset=this._offset,this._offset+8>this._raw.buffer.byteLength)this._root._incomplete=!0;else{switch(this._procField("size","uint",32),this._procField("type","string",4),1===this.size&&this._procField("largesize","uint",64),"uuid"===this.type&&this._procFieldArray("usertype",16,"uint",8),this.size){case 0:this._raw=new DataView(this._raw.buffer,this._offset,this._raw.byteLength-this._cursor.offset+8);break;case 1:this._offset+this.size>this._raw.buffer.byteLength?(this._incomplete=!0,this._root._incomplete=!0):this._raw=new DataView(this._raw.buffer,this._offset,this.largesize);break;default:this._offset+this.size>this._raw.buffer.byteLength?(this._incomplete=!0,this._root._incomplete=!0):this._raw=new DataView(this._raw.buffer,this._offset,this.size)}this._incomplete||(this._boxProcessors[this.type]&&this._boxProcessors[this.type].call(this),-1!==this._boxContainers.indexOf(this.type)?this._parseContainerBox():this._data=this._readData())}},a.prototype._parseFullBox=function(){this.version=this._readUint(8),this.flags=this._readUint(24)},a.prototype._parseContainerBox=function(){for(this.boxes=[];this._cursor.offset-this._raw.byteOffset<this._raw.byteLength;)this.boxes.push(a.parse(this))},a.prototype.append=function(e,t){r.Utils.appendBox(this,e,t)},a.prototype.getLength=function(){if(this._parsing=!1,this._rawo=null,this.size=0,this._procField("size","uint",32),this._procField("type","string",4),1===this.size&&this._procField("largesize","uint",64),"uuid"===this.type&&this._procFieldArray("usertype",16,"uint",8),this._boxProcessors[this.type]&&this._boxProcessors[this.type].call(this),-1!==this._boxContainers.indexOf(this.type))for(var e=0;e<this.boxes.length;e++)this.size+=this.boxes[e].getLength();return this._data&&this._writeData(this._data),this.size},a.prototype.write=function(){switch(this._parsing=!1,this._cursor.offset=this._parent._cursor.offset,this.size){case 0:this._rawo=new DataView(this._parent._rawo.buffer,this._cursor.offset,this.parent._rawo.byteLength-this._cursor.offset);break;case 1:this._rawo=new DataView(this._parent._rawo.buffer,this._cursor.offset,this.largesize);break;default:this._rawo=new DataView(this._parent._rawo.buffer,this._cursor.offset,this.size)}if(this._procField("size","uint",32),this._procField("type","string",4),1===this.size&&this._procField("largesize","uint",64),"uuid"===this.type&&this._procFieldArray("usertype",16,"uint",8),this._boxProcessors[this.type]&&this._boxProcessors[this.type].call(this),-1!==this._boxContainers.indexOf(this.type))for(var e=0;e<this.boxes.length;e++)this.boxes[e].write();return this._data&&this._writeData(this._data),this._parent._cursor.offset+=this.size,this.size},a.prototype._writeInt=function(e,t){if(this._rawo){var n=this._cursor.offset-this._rawo.byteOffset;switch(e){case 8:this._rawo.setInt8(n,t);break;case 16:this._rawo.setInt16(n,t);break;case 32:this._rawo.setInt32(n,t);break;case 64:var r=Math.floor(t/Math.pow(2,32)),i=t-r*Math.pow(2,32);this._rawo.setUint32(n,r),this._rawo.setUint32(n+4,i)}this._cursor.offset+=e>>3}else this.size+=e>>3},a.prototype._writeUint=function(e,t){if(this._rawo){var n,r,i=this._cursor.offset-this._rawo.byteOffset;switch(e){case 8:this._rawo.setUint8(i,t);break;case 16:this._rawo.setUint16(i,t);break;case 24:n=(16776960&t)>>8,r=255&t,this._rawo.setUint16(i,n),this._rawo.setUint8(i+2,r);break;case 32:this._rawo.setUint32(i,t);break;case 64:r=t-(n=Math.floor(t/Math.pow(2,32)))*Math.pow(2,32),this._rawo.setUint32(i,n),this._rawo.setUint32(i+4,r)}this._cursor.offset+=e>>3}else this.size+=e>>3},a.prototype._writeString=function(e,t){for(var n=0;n<e;n++)this._writeUint(8,t.charCodeAt(n))},a.prototype._writeTerminatedString=function(e){if(0!==e.length){for(var t=0;t<e.length;t++)this._writeUint(8,e.charCodeAt(t));this._writeUint(8,0)}},a.prototype._writeTemplate=function(e,t){var n=Math.floor(t),r=(t-n)*Math.pow(2,e/2);this._writeUint(e/2,n),this._writeUint(e/2,r)},a.prototype._writeData=function(e){if(e)if(this._rawo){if(e instanceof Array){for(var t=this._cursor.offset-this._rawo.byteOffset,n=0;n<e.length;n++)this._rawo.setInt8(t+n,e[n]);this._cursor.offset+=e.length}e instanceof Uint8Array&&(this._root.bytes.set(e,this._cursor.offset),this._cursor.offset+=e.length)}else this.size+=e.length},a.prototype._writeUTF8String=function(e){var t=r.Utils.utf8ToByteArray(e);if(this._rawo)for(var n=new DataView(this._rawo.buffer,this._cursor.offset,t.length),i=0;i<t.length;i++)n.setUint8(i,t[i]);else this.size+=t.length},a.prototype._writeField=function(e,t,n){switch(e){case"uint":this._writeUint(t,n);break;case"int":this._writeInt(t,n);break;case"template":this._writeTemplate(t,n);break;case"string":-1==t?this._writeTerminatedString(n):this._writeString(t,n);break;case"data":this._writeData(n);break;case"utf8":this._writeUTF8String(n)}},a.prototype._boxProcessors.avc1=a.prototype._boxProcessors.encv=function(){this._procFieldArray("reserved1",6,"uint",8),this._procField("data_reference_index","uint",16),this._procField("pre_defined1","uint",16),this._procField("reserved2","uint",16),this._procFieldArray("pre_defined2",3,"uint",32),this._procField("width","uint",16),this._procField("height","uint",16),this._procField("horizresolution","template",32),this._procField("vertresolution","template",32),this._procField("reserved3","uint",32),this._procField("frame_count","uint",16),this._procFieldArray("compressorname",32,"uint",8),this._procField("depth","uint",16),this._procField("pre_defined3","int",16),this._procField("config","data",-1)},a.prototype._boxProcessors.dref=function(){this._procFullBox(),this._procField("entry_count","uint",32),this._procSubBoxes("entries",this.entry_count)},a.prototype._boxProcessors.elst=function(){this._procFullBox(),this._procField("entry_count","uint",32),this._procEntries("entries",this.entry_count,(function(e){this._procEntryField(e,"segment_duration","uint",1===this.version?64:32),this._procEntryField(e,"media_time","int",1===this.version?64:32),this._procEntryField(e,"media_rate_integer","int",16),this._procEntryField(e,"media_rate_fraction","int",16)}))},a.prototype._boxProcessors.emsg=function(){this._procFullBox(),1==this.version?(this._procField("timescale","uint",32),this._procField("presentation_time","uint",64),this._procField("event_duration","uint",32),this._procField("id","uint",32),this._procField("scheme_id_uri","string",-1),this._procField("value","string",-1)):(this._procField("scheme_id_uri","string",-1),this._procField("value","string",-1),this._procField("timescale","uint",32),this._procField("presentation_time_delta","uint",32),this._procField("event_duration","uint",32),this._procField("id","uint",32)),this._procField("message_data","data",-1)},a.prototype._boxProcessors.free=a.prototype._boxProcessors.skip=function(){this._procField("data","data",-1)},a.prototype._boxProcessors.frma=function(){this._procField("data_format","uint",32)},a.prototype._boxProcessors.ftyp=a.prototype._boxProcessors.styp=function(){this._procField("major_brand","string",4),this._procField("minor_version","uint",32);var e=-1;this._parsing&&(e=(this._raw.byteLength-(this._cursor.offset-this._raw.byteOffset))/4),this._procFieldArray("compatible_brands",e,"string",4)},a.prototype._boxProcessors.hdlr=function(){this._procFullBox(),this._procField("pre_defined","uint",32),this._procField("handler_type","string",4),this._procFieldArray("reserved",3,"uint",32),this._procField("name","string",-1)},a.prototype._boxProcessors.mdat=function(){this._procField("data","data",-1)},a.prototype._boxProcessors.mdhd=function(){this._procFullBox(),this._procField("creation_time","uint",1==this.version?64:32),this._procField("modification_time","uint",1==this.version?64:32),this._procField("timescale","uint",32),this._procField("duration","uint",1==this.version?64:32),this._parsing||"string"!=typeof this.language||(this.language=this.language.charCodeAt(0)-96<<10|this.language.charCodeAt(1)-96<<5|this.language.charCodeAt(2)-96),this._procField("language","uint",16),this._parsing&&(this.language=String.fromCharCode(96+(this.language>>10&31),96+(this.language>>5&31),96+(31&this.language))),this._procField("pre_defined","uint",16)},a.prototype._boxProcessors.mehd=function(){this._procFullBox(),this._procField("fragment_duration","uint",1==this.version?64:32)},a.prototype._boxProcessors.mfhd=function(){this._procFullBox(),this._procField("sequence_number","uint",32)},a.prototype._boxProcessors.mfro=function(){this._procFullBox(),this._procField("mfra_size","uint",32)},a.prototype._boxProcessors.mp4a=a.prototype._boxProcessors.enca=function(){this._procFieldArray("reserved1",6,"uint",8),this._procField("data_reference_index","uint",16),this._procFieldArray("reserved2",2,"uint",32),this._procField("channelcount","uint",16),this._procField("samplesize","uint",16),this._procField("pre_defined","uint",16),this._procField("reserved3","uint",16),this._procField("samplerate","template",32),this._procField("esds","data",-1)},a.prototype._boxProcessors.mvhd=function(){this._procFullBox(),this._procField("creation_time","uint",1==this.version?64:32),this._procField("modification_time","uint",1==this.version?64:32),this._procField("timescale","uint",32),this._procField("duration","uint",1==this.version?64:32),this._procField("rate","template",32),this._procField("volume","template",16),this._procField("reserved1","uint",16),this._procFieldArray("reserved2",2,"uint",32),this._procFieldArray("matrix",9,"template",32),this._procFieldArray("pre_defined",6,"uint",32),this._procField("next_track_ID","uint",32)},a.prototype._boxProcessors.payl=function(){this._procField("cue_text","utf8")},a.prototype._boxProcessors.pssh=function(){this._procFullBox(),this._procFieldArray("SystemID",16,"uint",8),this._procField("DataSize","uint",32),this._procFieldArray("Data",this.DataSize,"uint",8)},a.prototype._boxProcessors.schm=function(){this._procFullBox(),this._procField("scheme_type","uint",32),this._procField("scheme_version","uint",32),1&this.flags&&this._procField("scheme_uri","string",-1)},a.prototype._boxProcessors.sdtp=function(){this._procFullBox();var e=-1;this._parsing&&(e=this._raw.byteLength-(this._cursor.offset-this._raw.byteOffset)),this._procFieldArray("sample_dependency_table",e,"uint",8)},a.prototype._boxProcessors.sidx=function(){this._procFullBox(),this._procField("reference_ID","uint",32),this._procField("timescale","uint",32),this._procField("earliest_presentation_time","uint",1==this.version?64:32),this._procField("first_offset","uint",1==this.version?64:32),this._procField("reserved","uint",16),this._procField("reference_count","uint",16),this._procEntries("references",this.reference_count,(function(e){this._parsing||(e.reference=(1&e.reference_type)<<31,e.reference|=2147483647&e.referenced_size,e.sap=(1&e.starts_with_SAP)<<31,e.sap|=(3&e.SAP_type)<<28,e.sap|=268435455&e.SAP_delta_time),this._procEntryField(e,"reference","uint",32),this._procEntryField(e,"subsegment_duration","uint",32),this._procEntryField(e,"sap","uint",32),this._parsing&&(e.reference_type=e.reference>>31&1,e.referenced_size=2147483647&e.reference,e.starts_with_SAP=e.sap>>31&1,e.SAP_type=e.sap>>28&7,e.SAP_delta_time=268435455&e.sap)}))},a.prototype._boxProcessors.smhd=function(){this._procFullBox(),this._procField("balance","uint",16),this._procField("reserved","uint",16)},a.prototype._boxProcessors.ssix=function(){this._procFullBox(),this._procField("subsegment_count","uint",32),this._procEntries("subsegments",this.subsegment_count,(function(e){this._procEntryField(e,"ranges_count","uint",32),this._procSubEntries(e,"ranges",e.ranges_count,(function(e){this._procEntryField(e,"level","uint",8),this._procEntryField(e,"range_size","uint",24)}))}))},a.prototype._boxProcessors.stsd=function(){this._procFullBox(),this._procField("entry_count","uint",32),this._procSubBoxes("entries",this.entry_count)},a.prototype._boxProcessors.subs=function(){this._procFullBox(),this._procField("entry_count","uint",32),this._procEntries("entries",this.entry_count,(function(e){this._procEntryField(e,"sample_delta","uint",32),this._procEntryField(e,"subsample_count","uint",16),this._procSubEntries(e,"subsamples",e.subsample_count,(function(e){this._procEntryField(e,"subsample_size","uint",1===this.version?32:16),this._procEntryField(e,"subsample_priority","uint",8),this._procEntryField(e,"discardable","uint",8),this._procEntryField(e,"codec_specific_parameters","uint",32)}))}))},a.prototype._boxProcessors.tenc=function(){this._procFullBox(),this._procField("default_IsEncrypted","uint",24),this._procField("default_IV_size","uint",8),this._procFieldArray("default_KID",16,"uint",8)},a.prototype._boxProcessors.tfdt=function(){this._procFullBox(),this._procField("baseMediaDecodeTime","uint",1==this.version?64:32)},a.prototype._boxProcessors.tfhd=function(){this._procFullBox(),this._procField("track_ID","uint",32),1&this.flags&&this._procField("base_data_offset","uint",64),2&this.flags&&this._procField("sample_description_offset","uint",32),8&this.flags&&this._procField("default_sample_duration","uint",32),16&this.flags&&this._procField("default_sample_size","uint",32),32&this.flags&&this._procField("default_sample_flags","uint",32)},a.prototype._boxProcessors.tfra=function(){this._procFullBox(),this._procField("track_ID","uint",32),this._parsing||(this.reserved=0,this.reserved|=(48&this.length_size_of_traf_num)<<4,this.reserved|=(12&this.length_size_of_trun_num)<<2,this.reserved|=3&this.length_size_of_sample_num),this._procField("reserved","uint",32),this._parsing&&(this.length_size_of_traf_num=(48&this.reserved)>>4,this.length_size_of_trun_num=(12&this.reserved)>>2,this.length_size_of_sample_num=3&this.reserved),this._procField("number_of_entry","uint",32),this._procEntries("entries",this.number_of_entry,(function(e){this._procEntryField(e,"time","uint",1===this.version?64:32),this._procEntryField(e,"moof_offset","uint",1===this.version?64:32),this._procEntryField(e,"traf_number","uint",8*(this.length_size_of_traf_num+1)),this._procEntryField(e,"trun_number","uint",8*(this.length_size_of_trun_num+1)),this._procEntryField(e,"sample_number","uint",8*(this.length_size_of_sample_num+1))}))},a.prototype._boxProcessors.tkhd=function(){this._procFullBox(),this._procField("creation_time","uint",1==this.version?64:32),this._procField("modification_time","uint",1==this.version?64:32),this._procField("track_ID","uint",32),this._procField("reserved1","uint",32),this._procField("duration","uint",1==this.version?64:32),this._procFieldArray("reserved2",2,"uint",32),this._procField("layer","uint",16),this._procField("alternate_group","uint",16),this._procField("volume","template",16),this._procField("reserved3","uint",16),this._procFieldArray("matrix",9,"template",32),this._procField("width","template",32),this._procField("height","template",32)},a.prototype._boxProcessors.trex=function(){this._procFullBox(),this._procField("track_ID","uint",32),this._procField("default_sample_description_index","uint",32),this._procField("default_sample_duration","uint",32),this._procField("default_sample_size","uint",32),this._procField("default_sample_flags","uint",32)},a.prototype._boxProcessors.trun=function(){this._procFullBox(),this._procField("sample_count","uint",32),1&this.flags&&this._procField("data_offset","int",32),4&this.flags&&this._procField("first_sample_flags","uint",32),this._procEntries("samples",this.sample_count,(function(e){256&this.flags&&this._procEntryField(e,"sample_duration","uint",32),512&this.flags&&this._procEntryField(e,"sample_size","uint",32),1024&this.flags&&this._procEntryField(e,"sample_flags","uint",32),2048&this.flags&&this._procEntryField(e,"sample_composition_time_offset",1===this.version?"int":"uint",32)}))},a.prototype._boxProcessors["url 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t&&t.Representation_asArray&&t.Representation_asArray.length>0&&A(e)?t.Representation_asArray[e]:null},getRepresentationsForAdaptation:function(e){var t,n,r,a,s=[],u=function(e){if(e&&e.period&&A(e.period.index)){var t=e.period.mpd.manifest.Period_asArray[e.period.index];if(t&&t.AdaptationSet_asArray&&A(e.index))return O(t.AdaptationSet_asArray[e.index])}}(e);if(u&&u.Representation_asArray){if(e&&e.period&&A(e.period.index)){var l=k(e.period.mpd.manifest);l&&(n=l[0])}for(var c=0,f=u.Representation_asArray.length;c<f;++c){var d=u.Representation_asArray[c],h=new 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p=t.Initialization;p.hasOwnProperty(i.a.SOURCE_URL)&&(h.initialization=p.sourceURL),p.hasOwnProperty(i.a.RANGE)&&(h.range=p.range)}else w(u)&&I(u)&&u.mimeType&&-1===u.mimeType.indexOf("application/mp4")&&(h.range=0);t.hasOwnProperty(i.a.TIMESCALE)&&(h.timescale=t.timescale),t.hasOwnProperty(i.a.DURATION)?h.segmentDuration=t.duration/h.timescale:d.hasOwnProperty(i.a.SEGMENT_TEMPLATE)&&(t=d.SegmentTemplate).hasOwnProperty(i.a.SEGMENT_TIMELINE)&&(h.segmentDuration=x(t.SegmentTimeline)/h.timescale),t.hasOwnProperty(i.a.MEDIA)&&(h.media=t.media),t.hasOwnProperty(i.a.START_NUMBER)&&(h.startNumber=t.startNumber),t.hasOwnProperty(i.a.INDEX_RANGE)&&(h.indexRange=t.indexRange),t.hasOwnProperty(i.a.PRESENTATION_TIME_OFFSET)&&(h.presentationTimeOffset=t.presentationTimeOffset/h.timescale),t.hasOwnProperty(i.a.AVAILABILITY_TIME_OFFSET)?h.availabilityTimeOffset=t.availabilityTimeOffset:n&&void 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Skipping it!"):(this.chars[this.pos].setChar(t,this.currPenState),this.moveCursor(1))},clearFromPos:function(e){var t;for(t=e;t<32;t++)this.chars[t].reset()},clear:function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},clearToEndOfRow:function(){this.clearFromPos(this.pos)},getTextString:function(){for(var e=[],t=!0,n=0;n<32;n++){var r=this.chars[n].uchar;" "!==r&&(t=!1),e.push(r)}return t?"":e.join("")},setPenStyles:function(e){this.currPenState.setStyles(e),this.chars[this.pos].setPenState(this.currPenState)}};var h=function(){this.rows=[];for(var e=0;e<15;e++)this.rows.push(new d);this.currRow=14,this.nrRollUpRows=null,this.reset()};h.prototype={reset:function(){for(var e=0;e<15;e++)this.rows[e].clear();this.currRow=14},equals:function(e){for(var t=!0,n=0;n<15;n++)if(!this.rows[n].equals(e.rows[n])){t=!1;break}return t},copy:function(e){for(var t=0;t<15;t++)this.rows[t].copy(e.rows[t])},isEmpty:function(){for(var e=!0,t=0;t<15;t++)if(!this.rows[t].isEmpty()){e=!1;break}return e},backSpace:function(){this.rows[this.currRow].backSpace()},clearToEndOfRow:function(){this.rows[this.currRow].clearToEndOfRow()},insertChar:function(e){this.rows[this.currRow].insertChar(e)},setPen:function(e){this.rows[this.currRow].setPenStyles(e)},moveCursor:function(e){this.rows[this.currRow].moveCursor(e)},setCursor:function(e){u.log("INFO","setCursor: "+e),this.rows[this.currRow].setCursor(e)},setPAC:function(e){u.log("INFO","pacData = "+JSON.stringify(e));var t=e.row-1;this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.currRow=t;var n=this.rows[this.currRow];if(null!==e.indent){var r=e.indent,i=Math.max(r-1,0);n.setCursor(e.indent),e.color=n.chars[i].penState.foreground}var a={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(a)},setBkgData:function(e){u.log("INFO","bkgData = "+JSON.stringify(e)),this.backSpace(),this.setPen(e),this.insertChar(32)},setRollUpRows:function(e){this.nrRollUpRows=e},rollUp:function(){if(null!==this.nrRollUpRows){u.log("TEXT",this.getDisplayText());var e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),u.log("INFO","Rolling up")}else u.log("DEBUG","roll_up but nrRollUpRows not set yet")},getDisplayText:function(e){e=e||!1;for(var t=[],n="",r=-1,i=0;i<15;i++){var a=this.rows[i].getTextString();a&&(r=i+1,e?t.push("Row "+r+': "'+a+'"'):t.push(a.trim()))}return t.length>0&&(n=e?"["+t.join(" | ")+"]":t.join("\n")),n},getTextAndFormat:function(){return this.rows}};var p=function(e,t){this.chNr=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new h,this.nonDisplayedMemory=new h,this.lastOutputScreen=new h,this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null};p.prototype={modes:["MODE_ROLL-UP","MODE_POP-ON","MODE_PAINT-ON","MODE_TEXT"],reset:function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.lastCueEndTime=null},getHandler:function(){return this.outputFilter},setHandler:function(e){this.outputFilter=e},setPAC:function(e){this.writeScreen.setPAC(e)},setBkgData:function(e){this.writeScreen.setBkgData(e)},setMode:function(e){e!==this.mode&&(this.mode=e,u.log("INFO","MODE="+e),"MODE_POP-ON"==this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=e)},insertChars:function(e){for(var t=0;t<e.length;t++)this.writeScreen.insertChar(e[t]);var n=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";u.log("INFO",n+": "+this.writeScreen.getDisplayText(!0)),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(u.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},cc_RCL:function(){u.log("INFO","RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},cc_BS:function(){u.log("INFO","BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},cc_AOF:function(){},cc_AON:function(){},cc_DER:function(){u.log("INFO","DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},cc_RU:function(e){u.log("INFO","RU("+e+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(e)},cc_FON:function(){u.log("INFO","FON - Flash On"),this.writeScreen.setPen({flash:!0})},cc_RDC:function(){u.log("INFO","RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},cc_TR:function(){u.log("INFO","TR"),this.setMode("MODE_TEXT")},cc_RTD:function(){u.log("INFO","RTD"),this.setMode("MODE_TEXT")},cc_EDM:function(){u.log("INFO","EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate()},cc_CR:function(){u.log("CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate()},cc_ENM:function(){u.log("INFO","ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},cc_EOC:function(){if(u.log("INFO","EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,u.log("TEXT","DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate()},cc_TO:function(e){u.log("INFO","TO("+e+") - Tab Offset"),this.writeScreen.moveCursor(e)},cc_MIDROW:function(e){var t={flash:!1};if(t.underline=e%2==1,t.italics=e>=46,t.italics)t.foreground="white";else{var n=Math.floor(e/2)-16;t.foreground=["white","green","blue","cyan","red","yellow","magenta"][n]}u.log("INFO","MIDROW: "+JSON.stringify(t)),this.writeScreen.setPen(t)},outputDataUpdate:function(){var e=u.time;null!==e&&this.outputFilter&&(this.outputFilter.updateData&&this.outputFilter.updateData(e,this.displayedMemory),null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},cueSplitAtTime:function(e){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.displayedMemory),this.cueStartTime=e))}};var g=function(e,t,n){this.field=e||1,this.outputs=[t,n],this.channels=[new p(1,t),new p(2,n)],this.currChNr=-1,this.lastCmdA=null,this.lastCmdB=null,this.bufferedData=[],this.startTime=null,this.lastTime=null,this.dataCounters={padding:0,char:0,cmd:0,other:0}};g.prototype={getHandler:function(e){return this.channels[e].getHandler()},setHandler:function(e,t){this.channels[e].setHandler(t)},addData:function(e,t){var n,r,i,a=!1;this.lastTime=e,u.setTime(e);for(var o=0;o<t.length;o+=2)if(r=127&t[o],i=127&t[o+1],r>=16&&r<=31&&r===this.lastCmdA&&i===this.lastCmdB)this.lastCmdA=null,this.lastCmdB=null,u.log("DEBUG","Repeated command ("+l([r,i])+") is dropped");else if(0!==r||0!==i){if(u.log("DATA","["+l([t[o],t[o+1]])+"] -> ("+l([r,i])+")"),(n=this.parseCmd(r,i))||(n=this.parseMidrow(r,i)),n||(n=this.parsePAC(r,i)),n||(n=this.parseBackgroundAttributes(r,i)),!n)if(a=this.parseChars(r,i))if(this.currChNr&&this.currChNr>=0)this.channels[this.currChNr-1].insertChars(a);else u.log("WARNING","No channel found yet. TEXT-MODE?");n?this.dataCounters.cmd+=2:a?this.dataCounters.char+=2:(this.dataCounters.other+=2,u.log("WARNING","Couldn't parse cleaned data "+l([r,i])+" orig: "+l([t[o],t[o+1]])))}else this.dataCounters.padding+=2},parseCmd:function(e,t){var n=null;if(!((20===e||21===e||28===e||29===e)&&32<=t&&t<=47)&&!((23===e||31===e)&&33<=t&&t<=35))return!1;n=20===e||21===e||23===e?1:2;var r=this.channels[n-1];return 20===e||21===e||28===e||29===e?32===t?r.cc_RCL():33===t?r.cc_BS():34===t?r.cc_AOF():35===t?r.cc_AON():36===t?r.cc_DER():37===t?r.cc_RU(2):38===t?r.cc_RU(3):39===t?r.cc_RU(4):40===t?r.cc_FON():41===t?r.cc_RDC():42===t?r.cc_TR():43===t?r.cc_RTD():44===t?r.cc_EDM():45===t?r.cc_CR():46===t?r.cc_ENM():47===t&&r.cc_EOC():r.cc_TO(t-32),this.lastCmdA=e,this.lastCmdB=t,this.currChNr=n,!0},parseMidrow:function(e,t){var n=null;if((17===e||25===e)&&32<=t&&t<=47){if((n=17===e?1:2)!==this.currChNr)return u.log("ERROR","Mismatch channel in midrow parsing"),!1;var r=this.channels[n-1];return r.insertChars([32]),r.cc_MIDROW(t),u.log("DEBUG","MIDROW ("+l([e,t])+")"),this.lastCmdA=e,this.lastCmdB=t,!0}return!1},parsePAC:function(e,t){var n,s=null;if(!((17<=e&&e<=23||25<=e&&e<=31)&&64<=t&&t<=127)&&!((16===e||24===e)&&64<=t&&t<=95))return!1;n=e<=23?1:2,s=64<=t&&t<=95?1===n?r[e]:a[e]:1===n?i[e]:o[e];var u=this.interpretPAC(s,t);return this.channels[n-1].setPAC(u),this.lastCmdA=e,this.lastCmdB=t,this.currChNr=n,!0},interpretPAC:function(e,t){var n=t,r={color:null,italics:!1,indent:null,underline:!1,row:e};return n=t>95?t-96:t-64,r.underline=1==(1&n),n<=13?r.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(n/2)]:n<=15?(r.italics=!0,r.color="white"):r.indent=4*Math.floor((n-16)/2),r},parseChars:function(e,t){var r=null,i=null,a=null;if(e>=25?(r=2,a=e-8):(r=1,a=e),17<=a&&a<=19){var o=t;o=17===a?t+80:18===a?t+112:t+144,u.log("INFO","Special char '"+n(o)+"' in channel "+r),i=[o],this.lastCmdA=e,this.lastCmdB=t}else 32<=e&&e<=127&&(i=0===t?[e]:[e,t],this.lastCmdA=null,this.lastCmdB=null);if(i){var s=l(i);u.log("DEBUG","Char codes =  "+s.join(","))}return i},parseBackgroundAttributes:function(e,t){var n,r,i;return((16===e||24===e)&&32<=t&&t<=47||(23===e||31===e)&&45<=t&&t<=47)&&(n={},16===e||24===e?(r=Math.floor((t-32)/2),n.background=s[r],t%2==1&&(n.background=n.background+"_semi")):45===t?n.background="transparent":(n.foreground="black",47===t&&(n.underline=!0)),i=e<24?1:2,this.channels[i-1].setBkgData(n),this.lastCmdA=e,this.lastCmdB=t,!0)},reset:function(){for(var e=0;e<this.channels.length;e++)this.channels[e]&&this.channels[e].reset();this.lastCmdA=null,this.lastCmdB=null},cueSplitAtTime:function(e){for(var t=0;t<this.channels.length;t++)this.channels[t]&&this.channels[t].cueSplitAtTime(e)}};e.logger=u,e.PenState=c,e.CaptionScreen=h,e.Cea608Parser=g,e.findCea608Nalus=function(e,t,n){for(var r=0,i=t,a=[],o=function(e,t,n,r){if(4!==e||t<8)return null;var i=n.getUint8(r),a=n.getUint16(r+1),o=n.getUint32(r+3),s=n.getUint8(r+7);return 181==i&&49==a&&1195456820==o&&3==s};i<t+n;){if(r=e.getUint32(i),6===(31&e.getUint8(i+4)))for(var s=i+5,u=-1;s<i+4+r-1;){u=0;for(var l=255;255===l;)u+=l=e.getUint8(s),s++;var c=0;for(l=255;255===l;)c+=l=e.getUint8(s),s++;o(u,c,e,s)&&a.push([s,c]),s+=c}i+=r+4}return a},e.extractCea608DataFromRange=function(e,t){var n=t[0],r=[[],[]];n+=8;var i=31&e.getUint8(n);n+=2;for(var a=0;a<i;a++){var o=e.getUint8(n),s=4&o,u=3&o;n++;var l=e.getUint8(n);n++;var c=e.getUint8(n);n++,s&&(127&l)+(127&c)!=0&&(0===u?(r[0].push(l),r[0].push(c)):1===u&&(r[1].push(l),r[1].push(c)))}return r}}(t)},function(e,t,n){"use strict";var r=n(7),i=n(4),a=n(16),o=n(3),s=n(15),u=n(1),l=n(5),c=n(28),f=n(14);function d(e,t){var n;if("undefined"==typeof Symbol||null==e[Symbol.iterator]){if(Array.isArray(e)||(n=function(e,t){if(!e)return;if("string"==typeof e)return h(e,t);var 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e,t,n,o,h,R,N,w,C,D,O=this.context,M=Object(r.a)(O).getInstance(),P=Object(s.a)(O).getInstance();function L(){n={pr:1,nor:null,st:null,sf:null,sid:"".concat(f.a.generateUuid()),cid:null},C={},w={},D={},x()}function F(){x()}function x(){if(R){var e=R.getStreamController();if(e&&"function"==typeof e.getActiveStream){var t=e.getActiveStream();t&&(N=t.getProcessors())}}}function U(e,t){var n,r={},i=d(t);try{for(i.s();!(n=i.n()).done;){var a=n.value;e[a]&&(r[a]=e[a])}}catch(e){i.e(e)}finally{i.f()}return r}function B(e){try{return e.type===l.a.MPD_TYPE?((t=k()).ot=p,t):e.type===l.a.MEDIA_SEGMENT_TYPE?(function(e){D.hasOwnProperty(e)||(D[e]=!1);w.hasOwnProperty(e)||(w[e]=!1);C.hasOwnProperty(e)||(C[e]=!1)}(e.mediaType),function(e){var t,r=k(),i=function(e){try{var t=e.quality,n=e.mediaInfo.bitrateList;return parseInt(n[t].bandwidth/1e3)}catch(e){return null}}(e),a=function(e){try{return isNaN(e.duration)?null:Math.round(1e3*e.duration)}catch(e){return null}}(e),s=function(e){try{return 100*parseInt(o.getThroughputHistory().getSafeAverageThroughput(e)/100)}catch(e){return null}}(e.mediaType),l=function(e){try{var t=n.pr,r=h.getCurrentBufferLevel(e);return isNaN(t)||isNaN(r)?null:100*parseInt(r/t*10)}catch(e){return null}}(e.mediaType),c=G(e.mediaType),p=function(e){try{var t=o.getTopBitrateInfoFor(e);return Math.round(t.bitrate/1e3)}catch(e){return null}}(e.mediaType),y=n.pr,v=function(e){if(!N||0===N.length)return;var t,n=d(N);try{for(n.s();!(t=n.n()).done;){var r=t.value;if(r.getType()===e)return r.probeNextRequest()}}catch(e){n.e(e)}finally{n.f()}}(e.mediaType);e.mediaType===u.a.VIDEO&&(t=m);e.mediaType===u.a.AUDIO&&(t=g);e.mediaType===u.a.TEXT&&(t="application/mp4"===e.mediaInfo.mimeType?_:E);var T=P.get().streaming.cmcd.rtp;T||(T=function(e){var t=R.getPlaybackRate();t||(t=1);var n=e.quality,r=e.mediaType,i=e.mediaInfo,a=e.duration,o=G(r);0===o&&(o=500);var s=i.bitrateList[n].bandwidth*a/1e3/(o/t/1e3),u=P.get().streaming.cmcd.rtpSafetyFactor&&!isNaN(P.get().streaming.cmcd.rtpSafetyFactor)?P.get().streaming.cmcd.rtpSafetyFactor:5;return 100*(parseInt(s*u/100)+1)}(e));r.rtp=T,v&&(e.url!==v.url?r.nor=encodeURIComponent(f.a.getRelativeUrl(e.url,v.url)):v.range&&(r.nrr=v.range));i&&(r.br=i);t&&(r.ot=t);isNaN(a)||(r.d=a);isNaN(s)||(r.mtp=s);isNaN(l)||(r.dl=l);isNaN(c)||(r.bl=c);isNaN(p)||(r.tb=p);isNaN(y)||1===y||(r.pr=y);C[e.mediaType]&&(r.bs=!0,C[e.mediaType]=!1);!w[e.mediaType]&&D[e.mediaType]||(r.su=!0,w[e.mediaType]=!1,D[e.mediaType]=!0);return r}(e)):e.type===l.a.INIT_SEGMENT_TYPE?function(){var e=k();return e.ot=y,e.su=!0,e}():e.type===l.a.OTHER_TYPE||e.type===l.a.XLINK_EXPANSION_TYPE?function(){var e=k();return e.ot=T,e}():e.type===l.a.LICENSE?function(e){var t=k();return t.ot=v,t}():null}catch(e){return null}var t}function k(){var e={},t=P.get().streaming.cmcd.cid?P.get().streaming.cmcd.cid:n.cid;return 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t},reset:function(){p(),o.off(h.a.PLAYBACK_SEEKING,g,t),o.off(c.a.BYTES_APPENDED_END_FRAGMENT,m,t)}},n=Object(d.a)(i).getInstance().getLogger(t),p(),o.on(h.a.PLAYBACK_SEEKING,g,t),o.on(c.a.BYTES_APPENDED_END_FRAGMENT,m,t),t}mt.__dashjs_factory_name="InsufficientBufferRule";var yt=f.a.getClassFactory(mt);function Et(e){e=e||{};var t,n,r,i,a,o=this.context,s=e.mediaPlayerModel,u=e.dashMetrics,l=e.settings;function c(){r={},i={},a=[]}return t={shouldAbandon:function(e){var t=ht(o).create(ht.NO_CHANGE,{name:Et.__dashjs_factory_name});if(!(e&&e.hasOwnProperty("getMediaInfo")&&e.hasOwnProperty("getMediaType")&&e.hasOwnProperty("getCurrentRequest")&&e.hasOwnProperty("getRepresentationInfo")&&e.hasOwnProperty("getAbrController")))return t;var c,f,d=e.getMediaInfo(),h=e.getMediaType(),p=e.getStreamInfo(),g=p?p.id:null,m=e.getCurrentRequest();if(!isNaN(m.index)){c=h,f=m.index,r[c]=r[c]||{},r[c][f]=r[c][f]||{};var y=s.getStableBufferTime();if(u.getCurrentBufferLevel(h)>y)return t;var E=r[h][m.index];if(null===E||null===m.firstByteDate||i.hasOwnProperty(E.id))return t;if(void 0===E.firstByteTime&&(a[h]=[],E.firstByteTime=m.firstByteDate.getTime(),E.segmentDuration=m.duration,E.bytesTotal=m.bytesTotal,E.id=m.index),E.bytesLoaded=m.bytesLoaded,E.elapsedTime=(new Date).getTime()-E.firstByteTime,E.bytesLoaded>0&&E.elapsedTime>0&&function(e,t){a[e]=a[e]||[],a[e].push(t)}(h,Math.round(8*E.bytesLoaded/E.elapsedTime)),a[h].length>=5&&E.elapsedTime>500&&E.bytesLoaded<E.bytesTotal){var _=a[h].reduce((function(e,t){return e+t}),0);if(E.measuredBandwidthInKbps=Math.round(_/a[h].length),E.estimatedTimeOfDownload=+(8*E.bytesTotal/E.measuredBandwidthInKbps/1e3).toFixed(2),E.estimatedTimeOfDownload<1.8*E.segmentDuration||0===e.getRepresentationInfo().quality)return t;if(!i.hasOwnProperty(E.id)){var v=e.getAbrController(),T=E.bytesTotal-E.bytesLoaded,S=v.getBitrateList(d),A=v.getQualityForBitrate(d,E.measuredBandwidthInKbps*l.get().streaming.abr.bandwidthSafetyFactor,g),b=v.getMinAllowedIndexFor(h,g),I=void 0!==b?Math.max(b,A):A;T>E.bytesTotal*S[I].bitrate/S[v.getQualityFor(h,g)].bitrate&&(t.quality=I,t.reason.throughput=E.measuredBandwidthInKbps,t.reason.fragmentID=E.id,i[E.id]=E,n.debug("["+h+"] frag id",E.id," is asking to abandon and switch to quality to ",I," measured bandwidth was",E.measuredBandwidthInKbps),delete r[h][E.id])}}else E.bytesLoaded===E.bytesTotal&&delete r[h][E.id]}return t},reset:c},n=Object(d.a)(o).getInstance().getLogger(t),c(),t}Et.__dashjs_factory_name="AbandonRequestsRule";var _t=f.a.getClassFactory(Et);function vt(){var e,t,n=this.context;return e={getMaxIndex:function(e){var r=ht(n).create();if(!e||!e.hasOwnProperty("getDroppedFramesHistory"))return r;var i=e.getDroppedFramesHistory(),a=e.getStreamInfo().id;if(i){var o=i.getFrameHistory(a);if(!o||0===o.length)return r;for(var s=0,u=0,l=ht.NO_CHANGE,c=1;c<o.length;c++)if(o[c]&&(s=o[c].droppedVideoFrames,(u=o[c].totalVideoFrames)>375&&s/u>.15)){l=c-1,t.debug("index: "+l+" Dropped Frames: "+s+" Total Frames: "+u);break}return ht(n).create(l,{droppedFrames:s})}return r}},t=Object(d.a)(n).getInstance().getLogger(e),e}vt.__dashjs_factory_name="DroppedFramesRule";var Tt=f.a.getClassFactory(vt);function St(){var e,t,n=this.context;return e={getMaxIndex:function(e){for(var r=e?e.getSwitchHistory():null,i=r?r.getSwitchRequests():[],a=0,o=0,s=0,u=ht(n).create(),l=0;l<i.length;l++)if(void 0!==i[l]&&(a+=i[l].drops,o+=i[l].noDrops,s+=i[l].dropSize,a+o>=6&&a/o>.075)){u.quality=l>0&&i[l].drops>0?l-1:l,u.reason={index:u.quality,drops:a,noDrops:o,dropSize:s},t.debug("Switch history rule index: "+u.quality+" samples: "+(a+o)+" drops: "+a);break}return u}},t=Object(d.a)(n).getInstance().getLogger(e),e}St.__dashjs_factory_name="SwitchHistoryRule";var At=f.a.getClassFactory(St);function bt(e){e=e||{};var t,n,r,i=this.context,a=e.dashMetrics,o=e.mediaPlayerModel,s=Object(l.a)(i).getInstance();function f(e,t,n){var r=n.reduce((function(e,t,r){return t>n[e]?r:e}),0);if(0===r)return null;var i=Math.max(e,10+2*t.length),a=(n[r]-1)/(i/10-1);return{gp:a,Vp:10/a}}function p(e){var t={},n=e.getMediaInfo().bitrateList.map((function(e){return e.bandwidth})),r=function(e){return e.map((function(e){return Math.log(e)}))}(n);r=r.map((function(e){return e-r[0]+1}));var i=o.getStableBufferTime(),a=f(i,n,r);return a?(t.state=1,t.bitrates=n,t.utilities=r,t.stableBufferTime=i,t.Vp=a.Vp,t.gp=a.gp,t.lastQuality=0,g(t)):t.state=0,t}function g(e){e.placeholderBuffer=0,e.mostAdvancedSegmentStart=NaN,e.lastSegmentWasReplacement=!1,e.lastSegmentStart=NaN,e.lastSegmentDurationS=NaN,e.lastSegmentRequestTimeMs=NaN,e.lastSegmentFinishTimeMs=NaN}function m(e,t){var n=o.getStableBufferTime();if(e.stableBufferTime!==n){var r=f(n,e.bitrates,e.utilities);if(r.Vp!==e.Vp||r.gp!==e.gp){var i=a.getCurrentBufferLevel(t),s=i+e.placeholderBuffer;s-=10,s*=r.Vp/e.Vp,s+=10,e.stableBufferTime=n,e.Vp=r.Vp,e.gp=r.gp,e.placeholderBuffer=Math.max(0,s-i)}}}function y(e,t){return e.Vp*(e.utilities[t]+e.gp)}function E(e,t){for(var n=e.bitrates[t],r=e.utilities[t],i=0,a=t-1;a>=0;--a)if(e.utilities[a]<e.utilities[t]){var o=e.bitrates[a],s=e.utilities[a],u=e.Vp*(e.gp+(n*s-o*r)/(n-o));i=Math.max(i,u)}return i}function _(){for(var e in r)r.hasOwnProperty(e)&&2===r[e].state&&(r[e].placeholderBuffer=0)}function T(){for(var e in r)if(r.hasOwnProperty(e)){var t=r[e];0!==t.state&&(t.state=1,g(t))}}function S(e){if(e&&e.chunk&&e.chunk.mediaInfo){var t=r[e.chunk.mediaInfo.type];if(t&&0!==t.state){var n=e.chunk.start;isNaN(t.mostAdvancedSegmentStart)||n>t.mostAdvancedSegmentStart?(t.mostAdvancedSegmentStart=n,t.lastSegmentWasReplacement=!1):t.lastSegmentWasReplacement=!0,t.lastSegmentStart=n,t.lastSegmentDurationS=e.chunk.duration,t.lastQuality=e.chunk.quality,b(t,e.chunk.mediaInfo.type)}}}function A(e){if(e&&e.metric===u.HTTP_REQUEST&&e.value&&e.value.type===v.a.MEDIA_SEGMENT_TYPE&&e.value.trace&&e.value.trace.length){var t=r[e.mediaType];t&&0!==t.state&&(t.lastSegmentRequestTimeMs=e.value.trequest.getTime(),t.lastSegmentFinishTimeMs=e.value._tfinish.getTime(),b(t,e.mediaType))}}function b(e,t){if(!isNaN(e.lastSegmentStart)&&!isNaN(e.lastSegmentRequestTimeMs)&&!isNaN(e.placeholderBuffer)){if(e.placeholderBuffer*=.99,!isNaN(e.lastSegmentFinishTimeMs)){var n=a.getCurrentBufferLevel(t)+.001*(e.lastSegmentFinishTimeMs-e.lastSegmentRequestTimeMs),r=y(e,e.lastQuality),i=Math.max(0,r-n);e.placeholderBuffer=Math.min(i,e.placeholderBuffer)}e.lastSegmentWasReplacement&&!isNaN(e.lastSegmentDurationS)&&(e.placeholderBuffer+=e.lastSegmentDurationS),e.lastSegmentStart=NaN,e.lastSegmentRequestTimeMs=NaN}}function I(e){if(e){var t=r[e.mediaType];t&&0!==t.state&&(t.abrQuality=e.newQuality)}}function R(e){if(e){var t=r[e.mediaType];if(t&&0!==t.state){var n,i=a.getCurrentBufferLevel(e.mediaType);n=t.abrQuality>0?E(t,t.abrQuality):10;var o=Math.max(0,n-i);t.placeholderBuffer=Math.min(t.placeholderBuffer,o)}}}function N(){r={}}return t={getMaxIndex:function(e){var t=ht(i).create();if(!(e&&e.hasOwnProperty("getMediaInfo")&&e.hasOwnProperty("getMediaType")&&e.hasOwnProperty("getScheduleController")&&e.hasOwnProperty("getStreamInfo")&&e.hasOwnProperty("getAbrController")&&e.hasOwnProperty("useBufferOccupancyABR")))return t;var o=e.getMediaInfo(),s=e.getMediaType(),u=e.getScheduleController(),l=e.getStreamInfo(),c=e.getAbrController(),f=c.getThroughputHistory(),d=l?l.id:null,h=l&&l.manifestInfo&&l.manifestInfo.isDynamic,_=e.useBufferOccupancyABR();if(t.reason=t.reason||{},!_)return t;u.setTimeToLoadDelay(0);var v=function(e){var t=e.getMediaType(),n=r[t];return n?0!==n.state&&m(n,t):(n=p(e),r[t]=n),n}(e);if(0===v.state)return t;var T,S=a.getCurrentBufferLevel(s),A=f.getAverageThroughput(s,h),b=f.getSafeAverageThroughput(s,h),I=f.getAverageLatency(s);if(t.reason.state=v.state,t.reason.throughput=A,t.reason.latency=I,isNaN(A))return t;switch(v.state){case 1:T=c.getQualityForBitrate(o,b,d,I),t.quality=T,t.reason.throughput=b,v.placeholderBuffer=Math.max(0,E(v,T)-S),v.lastQuality=T,!isNaN(v.lastSegmentDurationS)&&S>=v.lastSegmentDurationS&&(v.state=2);break;case 2:!function(e,t){var n=Date.now();if(isNaN(e.lastSegmentFinishTimeMs)){if(!isNaN(e.lastCallTimeMs)){var r=.001*(n-e.lastCallTimeMs);e.placeholderBuffer+=Math.max(0,r)}}else{var i=.001*(n-e.lastSegmentFinishTimeMs);e.placeholderBuffer+=Math.max(0,i)}e.lastCallTimeMs=n,e.lastSegmentStart=NaN,e.lastSegmentRequestTimeMs=NaN,e.lastSegmentFinishTimeMs=NaN,m(e,t)}(v,s),T=function(e,t){for(var n=e.bitrates.length,r=NaN,i=NaN,a=0;a<n;++a){var o=(e.Vp*(e.utilities[a]+e.gp)-t)/e.bitrates[a];(isNaN(i)||o>=i)&&(i=o,r=a)}return r}(v,S+v.placeholderBuffer);var R=c.getQualityForBitrate(o,b,d,I);T>v.lastQuality&&T>R&&(T=Math.max(R,v.lastQuality));var N=Math.max(0,S+v.placeholderBuffer-y(v,T));N<=v.placeholderBuffer?(v.placeholderBuffer-=N,N=0):(N-=v.placeholderBuffer,v.placeholderBuffer=0,T<c.getMaxAllowedIndexFor(s,d)?u.setTimeToLoadDelay(1e3*N):N=0),t.quality=T,t.reason.throughput=A,t.reason.latency=I,t.reason.bufferLevel=S,t.reason.placeholderBuffer=v.placeholderBuffer,t.reason.delay=N,v.lastQuality=T;break;default:n.debug("BOLA ABR rule invoked in bad state."),t.quality=c.getQualityForBitrate(o,b,d,I),t.reason.state=v.state,t.reason.throughput=b,t.reason.latency=I,v.state=1,g(v)}return t},reset:function(){N(),s.off(h.a.BUFFER_EMPTY,_,t),s.off(h.a.PLAYBACK_SEEKING,T,t),s.off(h.a.METRIC_ADDED,A,t),s.off(h.a.QUALITY_CHANGE_REQUESTED,I,t),s.off(h.a.FRAGMENT_LOADING_ABANDONED,R,t),s.off(c.a.MEDIA_FRAGMENT_LOADED,S,t)}},n=Object(d.a)(i).getInstance().getLogger(t),N(),s.on(h.a.BUFFER_EMPTY,_,t),s.on(h.a.PLAYBACK_SEEKING,T,t),s.on(h.a.METRIC_ADDED,A,t),s.on(h.a.QUALITY_CHANGE_REQUESTED,I,t),s.on(h.a.FRAGMENT_LOADING_ABANDONED,R,t),s.on(c.a.MEDIA_FRAGMENT_LOADED,S,t),t}bt.__dashjs_factory_name="BolaRule";var It=f.a.getClassFactory(bt);function Rt(e){e=e||{};var t,n,r,i,o=this.context,s=e.dashMetrics,f=Object(l.a)(o).getInstance();function h(e){var t={},n=e.getMediaInfo(),i=n.bitrateList.map((function(e){return e.bandwidth/1e3}));return t.state=1,t.bitrates=i,t.lastQuality=0,function(e){if(!e||!e.type)return;r[e.type]={},r[e.type].w=[],r[e.type].prev_w=[],r[e.type].Q=0,r[e.type].segment_request_start_s=0,r[e.type].segment_download_finish_s=0,r[e.type].B_target=1.5}(n),p(t),t}function p(e){e.placeholderBuffer=0,e.mostAdvancedSegmentStart=NaN,e.lastSegmentWasReplacement=!1,e.lastSegmentStart=NaN,e.lastSegmentDurationS=NaN,e.lastSegmentRequestTimeMs=NaN,e.lastSegmentFinishTimeMs=NaN}function g(){for(var e in n)if(n.hasOwnProperty(e)){var t=n[e];0!==t.state&&(t.state=1,p(t))}}function m(e){if(e&&e.chunk&&e.chunk.mediaInfo){var t=n[e.chunk.mediaInfo.type],i=r[e.chunk.mediaInfo.type];if(t&&0!==t.state){var a=e.chunk.start;isNaN(t.mostAdvancedSegmentStart)||a>t.mostAdvancedSegmentStart?(t.mostAdvancedSegmentStart=a,t.lastSegmentWasReplacement=!1):t.lastSegmentWasReplacement=!0,t.lastSegmentStart=a,t.lastSegmentDurationS=e.chunk.duration,t.lastQuality=e.chunk.quality,E(t,i)}}}function y(e){if(e&&e.metric===u.HTTP_REQUEST&&e.value&&e.value.type===v.a.MEDIA_SEGMENT_TYPE&&e.value.trace&&e.value.trace.length){var t=n[e.mediaType],i=r[e.mediaType];t&&0!==t.state&&(t.lastSegmentRequestTimeMs=e.value.trequest.getTime(),t.lastSegmentFinishTimeMs=e.value._tfinish.getTime(),E(t,i))}}function E(e,t){isNaN(e.lastSegmentStart)||isNaN(e.lastSegmentRequestTimeMs)||(t.segment_request_start_s=.001*e.lastSegmentRequestTimeMs,t.segment_download_finish_s=.001*e.lastSegmentFinishTimeMs,e.lastSegmentStart=NaN,e.lastSegmentRequestTimeMs=NaN)}function _(e){if(e&&e.mediaType){var t=n[e.mediaType];t&&0!==t.state&&(t.abrQuality=e.newQuality)}}function T(e,t){if(e.length!==t.length)return-1;for(var n=0,r=0;r<e.length;r++)n+=e[r]*t[r];return n}function S(){n={},r={}}return t={getMaxIndex:function(e){var t,u=ht(o).create(),l=Math.pow(4,.99),c=Math.max(Math.pow(4,1),l*Math.sqrt(4)),f=e.getMediaInfo(),d=e.getMediaType(),g=f.bitrateList.map((function(e){return e.bandwidth})),m=g.length,y=e.getScheduleController(),E=e.getStreamInfo(),_=e.getAbrController(),v=_.getThroughputHistory(),S=E&&E.manifestInfo&&E.manifestInfo.isDynamic,A=e.useL2AABR(),b=s.getCurrentBufferLevel(d,!0),I=v.getSafeAverageThroughput(d,S),R=v.getAverageThroughput(d,S),N=v.getAverageLatency(d),w=e.getVideoModel().getPlaybackRate();if(!(e&&e.hasOwnProperty("getMediaInfo")&&e.hasOwnProperty("getMediaType")&&e.hasOwnProperty("getScheduleController")&&e.hasOwnProperty("getStreamInfo")&&e.hasOwnProperty("getAbrController")&&e.hasOwnProperty("useL2AABR")))return u;if(u.reason=u.reason||{},!A||d===a.a.AUDIO)return u;y.setTimeToLoadDelay(0);var C=function(e){var t=e.getMediaType(),r=n[t];return r||(r=h(e),n[t]=r),r}(e);if(0===C.state)return u;var D=r[d];if(!D)return u;if(u.reason.state=C.state,u.reason.throughput=R,u.reason.latency=N,isNaN(R))return u;switch(C.state){case 1:if(t=_.getQualityForBitrate(f,I,E.id,N),u.quality=t,u.reason.throughput=I,C.lastQuality=t,!isNaN(C.lastSegmentDurationS)&&b>=D.B_target){C.state=2,D.Q=l;for(var O=0;O<m;++O)O===C.lastQuality?D.prev_w[O]=1:D.prev_w[O]=0}break;case 2:var M=[],P=s.getCurrentHttpRequest(d).trace.reduce((function(e,t){return e+t.d}),0),L=s.getCurrentHttpRequest(d).trace.reduce((function(e,t){return e+t.b[0]}),0),F=Math.round(8*L/P);F<1&&(F=1);for(var x=C.lastSegmentDurationS,U=1,B=0;B<m;++B)g[B]=g[B]/1e3,w*g[B]>F&&(U=-1),D.w[B]=D.prev_w[B]+U*(x/(2*c))*((D.Q+l)*(w*g[B]/F));D.w=function(e){for(var t=e.length,n=!1,r=[],i=0;i<t;++i)r[i]=e[i];for(var a=e.sort((function(e,t){return t-e})),o=0,s=0,u=[],l=0;l<t-1;++l)if((s=((o+=a[l])-1)/(l+1))>=a[l+1]){n=!0;break}n||(s=(o+a[t-1]-1)/t);for(var c=0;c<t;++c)u[c]=Math.max(r[c]-s,0);return u}(D.w);for(var k=0;k<m;++k)M[k]=D.w[k]-D.prev_w[k],D.prev_w[k]=D.w[k];D.Q=Math.max(0,D.Q-x+x*w*((T(g,D.prev_w)+T(g,M))/F));for(var G=[],j=0;j<m;++j)G[j]=Math.abs(g[j]-T(D.w,g));(t=G.indexOf(Math.min.apply(Math,G)))>C.lastQuality&&g[C.lastQuality+1]<=F&&(t=C.lastQuality+1),g[t]>=F&&(D.Q=2*Math.max(l,D.Q)),u.quality=t,u.reason.throughput=R,u.reason.latency=N,u.reason.bufferLevel=b,C.lastQuality=u.quality;break;default:i.debug("L2A ABR rule invoked in bad state."),u.quality=_.getQualityForBitrate(f,I,E.id,N),u.reason.state=C.state,u.reason.throughput=I,u.reason.latency=N,C.state=1,p(C)}return u},reset:function(){S(),f.off(c.a.PLAYBACK_SEEKING,g,t),f.off(c.a.MEDIA_FRAGMENT_LOADED,m,t),f.off(c.a.METRIC_ADDED,y,t),f.off(c.a.QUALITY_CHANGE_REQUESTED,_,t)}},i=Object(d.a)(o).getInstance().getLogger(t),S(),f.on(c.a.PLAYBACK_SEEKING,g,t),f.on(c.a.MEDIA_FRAGMENT_LOADED,m,t),f.on(c.a.METRIC_ADDED,y,t),f.on(c.a.QUALITY_CHANGE_REQUESTED,_,t),t}Rt.__dashjs_factory_name="L2ARule";var Nt=f.a.getClassFactory(Rt),wt="manual_weight_selection",Ct="random_weight_selection",Dt="dynamic_weight_selection";function Ot(){var e,t,n,r,i,a,o,s,u,l=this.context;function c(){n=null,r=1,i=100,a=0,o=null,s=null,u=Dt}function f(){var e=0;if(n)for(var t=0;t<n.length;t++){var r=n[t];r.state.throughput>e&&(e=r.state.throughput)}return e}function h(e,t,n){var r=e.map((function(e,r){return n[r]*Math.pow(e-t[r],2)})).reduce((function(e,t){return e+t}));return(r<0?-1:1)*Math.sqrt(Math.abs(r))}function p(e,t){return h([e.state.throughput,e.state.latency,e.state.rebuffer,e.state.switch],[t.state.throughput,t.state.latency,t.state.rebuffer,t.state.switch],[1,1,1,1])}function g(e,t,n){for(var r=0;r<t.length;r++){var i=t[r],a=p(i,e);m(i,n,Math.exp(-1*Math.pow(a,2)/(2*Math.pow(.1,2))))}}function m(e,t,n){var r=e.state,i=[.01,.01,.01,.01];r.throughput=r.throughput+(t[0]-r.throughput)*i[0]*n,r.latency=r.latency+(t[1]-r.latency)*i[1]*n,r.rebuffer=r.rebuffer+(t[2]-r.rebuffer)*i[2]*n,r.switch=r.switch+(t[3]-r.switch)*i[3]*n}function y(e,t,n,r,i,a,u){o||(o=s[s.length-1]);var l=e.findWeightVector(t,n,r,i,a,u);null!==l&&-1!==l&&(o=l)}return e={getNextQuality:function(e,l,c,d,p,m,E){var _=c,v=d,T=l,S=function(e){if(!n){n=[];var t=e.bitrateList,i=[];a=t[0].bandwidth,t.forEach((function(e){i.push(e.bandwidth),e.bandwidth<a&&(a=e.bandwidth)})),l=i.map((function(e){return Math.pow(e,2)})).reduce((function(e,t){return e+t})),r=Math.sqrt(l);for(var o=0;o<t.length;o++){var u={qualityIndex:o,bitrate:t[o].bandwidth,state:{throughput:t[o].bandwidth/r,latency:0,rebuffer:0,switch:0}};n.push(u)}s=function(e){var t=[],n=function(e){for(var t=[],n=0;n<e;n++){var r=[Math.random()*f(),Math.random(),Math.random(),Math.random()];t.push(r)}return t}(Math.pow(e.length,2));t.push(n[0]);for(var r=[1,1,1,1],i=1;i<e.length;i++){for(var a=null,o=null,s=0;s<n.length;s++){for(var u=n[s],l=null,c=0;c<t.length;c++){var d=h(u,t[c],r);(null===l||d<l)&&(l=d)}(null===o||l>o)&&(a=u,o=l)}t.push(a)}for(var p=null,g=null,m=0;m<t.length;m++){for(var y=0,E=0;E<t.length;E++)m!==E&&(y+=h(t[m],t[E],r));(null===p||y>p)&&(p=y,g=m)}var _=[];_.push(t[g]),t.splice(g,1);for(;t.length>0;){for(var v=null,T=null,S=0;S<t.length;S++){var A=h(_[0],t[S],r);(null===v||A<v)&&(v=A,T=S)}_.push(t[T]),t.splice(T,1)}return _}(n)}var l;return n}(e),A=l/r;A>1&&(A=f()),c/=i,t.debug("getNextQuality called throughput:".concat(A," latency:").concat(c," bufferSize:").concat(d," currentQualityIndex:").concat(m," playbackRate:").concat(p));var b=S[m],I=b.bitrate*E.getSegmentDuration()/T,R=Math.max(0,I-v);if(v-I<E.getMinBuffer())return t.debug("Buffer is low for bitrate= ".concat(b.bitrate," downloadTime=").concat(I," currentBuffer=").concat(v," rebuffer=").concat(R)),function(e,t){var r=0,i=e;if(n)for(var a=0;a<n.length;a++){var o=n[a];o.bitrate<e.bitrate&&o.bitrate>r&&t>o.bitrate&&(r=o.bitrate,i=o)}return i}(b,T).qualityIndex;switch(u){case wt:o=[.4,.4,.4,.4];break;case Ct:!function(e){o=function(e,t){for(var n=[],r=Math.sqrt(2/e),i=0;i<t;i++)n.push(Math.random()*r);return o=n}(e.length,4)}(S);break;case Dt:y(E,S,_,v,R,T,p);break;default:y(E,S,_,v,R,T,p)}for(var N=null,w=null,C=null,D=0;D<S.length;D++){var O=S[D],M=O.state,P=[M.throughput,M.latency,M.rebuffer,M.switch],L=o.slice(),F=E.getNextBufferWithBitrate(O.bitrate,v,T),x=F<E.getMinBuffer();x&&t.debug("Buffer is low for bitrate=".concat(O.bitrate," downloadTime=").concat(I," currentBuffer=").concat(v," nextBuffer=").concat(F)),(O.bitrate>l-1e4||x)&&O.bitrate!==a&&(L[0]=100);var U=h(P,[A,0,0,0],L);(null===N||U<N)&&(N=U,w=O.qualityIndex,C=O)}var B=Math.abs(b.bitrate-C.bitrate)/r;return g(b,S,[A,c,R,B]),g(C,S,[A,0,0,B]),w},reset:function(){c()}},t=Object(d.a)(l).getInstance().getLogger(e),c(),e}Ot.__dashjs_factory_name="LearningAbrController";var Mt=f.a.getClassFactory(Ot);var Pt=function e(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a 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s(e,t,n,r,i){i.bitrateWSum+=i.weights.bitrateReward*e,i.lastBitrate&&(i.bitrateSwitchWSum+=i.weights.bitrateSwitchPenalty*Math.abs(e-i.lastBitrate)),i.lastBitrate=e,i.rebufferWSum+=i.weights.rebufferPenalty*t;for(var a=0;a<i.weights.latencyPenalty.length;a++){var o=i.weights.latencyPenalty[a];if(n<=o.threshold){i.latencyWSum+=o.penalty*n;break}}i.playbackSpeedWSum+=i.weights.playbackSpeedPenalty*Math.abs(1-r),i.totalQoe=i.bitrateWSum-i.bitrateSwitchWSum-i.rebufferWSum-i.latencyWSum-i.playbackSpeedWSum}return e={setupPerSegmentQoe:function(e,a,s){t=o("segment",e,a,s),n=e,r=a,i=s},logSegmentMetrics:function(e,n,r,i){t&&s(e,n,r,i,t)},getPerSegmentQoe:function(){return t},calculateSingleUseQoe:function(e,t,a,u){var l=null;return n&&r&&i&&(l=o("segment",n,r,i)),l?(s(e,t,a,u,l),l.totalQoe):0},reset:function(){a()}},a(),e}Lt.__dashjs_factory_name="LoLpQoeEvaluator";var Ft=f.a.getClassFactory(Lt);function xt(e){var t,n,r,i,a,o=e.targetLatency,s=e.bufferMin,u=e.segmentDuration,l=e.qoeEvaluator;function c(){return u}function f(e,t){var n=c();return t>n?e-n:e+n-t}return t={getMinBuffer:function(){return s},getSegmentDuration:c,getNextBufferWithBitrate:function(e,t,n){return f(t,e*u/n)},getNextBuffer:f,findWeightVector:function(e,t,i,a,c,d){var h=null,p=null,g=null,m=Math.abs(t-r);return e.forEach((function(e){n.forEach((function(n){n[0];var r=n[1],a=n[2],y=(n[3],e.bitrate*u/c),E=f(i,y),_=(0===a?10:1/a)*Math.max(1e-5,y-E),v=(0===r?10:1/r)*e.state.latency,T=l.calculateSingleUseQoe(e.bitrate,_,v,d);(null===h||T>h)&&function(e,t,n){if(e>o+n)return!1;return t>=s}(t,E,m)&&(h=T,p=n,g=e.bitrate)}))})),null===p&&null===g&&(p=-1),r=t,p}},i=[.2,.4,.6,.8,1],a=4,n=function e(t,n,r){if(r===n)return t;for(var a=t.length,o=0;o<a;o++)for(var s=t.shift(),u=0;u<i.length;u++)t.push(s.concat(i[u]));return e(t,n,r+1)}(i.map((function(e){return[e]})),a,1),r=0,t}xt.__dashjs_factory_name="LoLpWeightSelector";var Ut=f.a.getClassFactory(xt);function Bt(e){var t,n,r,i,o=(e=e||{}).dashMetrics,s=this.context;return n={getMaxIndex:function(e){try{var n=ht(s).create(),l=e.getMediaInfo().type,c=e.getAbrController(),f=e.getStreamInfo(),d=c.getQualityFor(l,f.id),h=e.getMediaInfo(),p=o.getCurrentBufferState(l),g=e.getScheduleController(),m=o.getCurrentBufferLevel(l,!0),y=f&&f.manifestInfo?f.manifestInfo.isDynamic:null,E=g.getPlaybackController(),_=E.getCurrentLiveLatency();if(!e.useLoLPABR()||l===a.a.AUDIO)return n;_||(_=0);var v=E.getPlaybackRate(),T=c.getThroughputHistory().getSafeAverageThroughput(l,y);if(t.debug("Throughput ".concat(Math.round(T)," kbps")),isNaN(T)||!p)return n;if(c.getAbandonmentStateFor(f.id,l)===u.ABANDON_LOAD)return n;for(var S=h.bitrateList,A=e.getRepresentationInfo().fragmentDuration,b=S[0].bandwidth/1e3,I=S[S.length-1].bandwidth/1e3,R=0;R<S.length;R++){var N=S[R].bandwidth/1e3;N>I?I=N:N<b&&(b=N)}var w=S[d].bandwidth/1e3,C=o.getCurrentHttpRequest(l,!0),D=(C.tresponse.getTime()-C.trequest.getTime())/1e3,O=D>A?D-A:0;i.setupPerSegmentQoe(A,I,b),i.logSegmentMetrics(w,O,_,v);var M=Ut(s).create({targetLatency:1.5,bufferMin:.3,segmentDuration:A,qoeEvaluator:i});return n.quality=r.getNextQuality(h,1e3*T,_,m,v,d,M),n.reason={throughput:T,latency:_},n.priority=ht.PRIORITY.STRONG,g.setTimeToLoadDelay(0),n.quality!==d&&console.log("[TgcLearningRule]["+l+"] requesting switch to index: ",n.quality,"Average throughput",Math.round(T),"kbps"),n}catch(e){throw e}},reset:function(){r.reset(),i.reset()}},t=Object(d.a)(s).getInstance().getLogger(n),r=Mt(s).create(),i=Ft(s).create(),n}Bt.__dashjs_factory_name="LoLPRule";var kt=f.a.getClassFactory(Bt);function Gt(e){e=e||{};var t,n,r=this.context,i=e.mediaPlayerModel,o=e.dashMetrics,s=e.settings;function u(e){return e.filter((function(e){return e.quality>ht.NO_CHANGE}))}function l(e){var t,n,i,a,o,s={},u=null;if(0!==e.length){for(s[ht.PRIORITY.STRONG]={quality:ht.NO_CHANGE,reason:null},s[ht.PRIORITY.WEAK]={quality:ht.NO_CHANGE,reason:null},s[ht.PRIORITY.DEFAULT]={quality:ht.NO_CHANGE,reason:null},t=0,n=e.length;t<n;t+=1)(i=e[t]).quality!==ht.NO_CHANGE&&(s[i.priority].quality===ht.NO_CHANGE||s[i.priority].quality>i.quality)&&(s[i.priority].quality=i.quality,s[i.priority].reason=i.reason||null);return s[ht.PRIORITY.WEAK].quality!==ht.NO_CHANGE&&(u=s[ht.PRIORITY.WEAK]),s[ht.PRIORITY.DEFAULT].quality!==ht.NO_CHANGE&&(u=s[ht.PRIORITY.DEFAULT]),s[ht.PRIORITY.STRONG].quality!==ht.NO_CHANGE&&(u=s[ht.PRIORITY.STRONG]),u&&(a=u.quality,o=u.reason),ht(r).create(a,o)}}return{initialize:function(){t=[],n=[],s.get().streaming.abr.useDefaultABRRules&&(s.get().streaming.abr.ABRStrategy===a.a.ABR_STRATEGY_L2A?t.push(Nt(r).create({dashMetrics:o,mediaPlayerModel:i,settings:s})):s.get().streaming.abr.ABRStrategy===a.a.ABR_STRATEGY_LoLP?t.push(kt(r).create({dashMetrics:o})):(t.push(It(r).create({dashMetrics:o,mediaPlayerModel:i,settings:s})),t.push(gt(r).create({dashMetrics:o})),s.get().streaming.abr.additionalAbrRules.insufficientBufferRule&&t.push(yt(r).create({dashMetrics:o,settings:s})),s.get().streaming.abr.additionalAbrRules.switchHistoryRule&&t.push(At(r).create()),s.get().streaming.abr.additionalAbrRules.droppedFramesRule&&t.push(Tt(r).create()),s.get().streaming.abr.additionalAbrRules.abandonRequestsRule&&n.push(_t(r).create({dashMetrics:o,mediaPlayerModel:i,settings:s})))),i.getABRCustomRules().forEach((function(e){"qualitySwitchRules"===e.type&&t.push(e.rule(r).create()),"abandonFragmentRules"===e.type&&n.push(e.rule(r).create())}))},reset:function(){[t,n].forEach((function(e){e&&e.length&&e.forEach((function(e){return e.reset&&e.reset()}))})),t=[],n=[]},getMaxQuality:function(e){return l(u(t.map((function(t){return t.getMaxIndex(e)}))))||ht(r).create()},getMinSwitchRequest:l,shouldAbandonFragment:function(e,t){return l(u(n.map((function(n){return n.shouldAbandon(e,t)}))))||ht(r).create()},getQualitySwitchRules:function(){return t}}}Gt.__dashjs_factory_name="ABRRulesCollection";var jt=f.a.getClassFactory(Gt);jt.QUALITY_SWITCH_RULES="qualitySwitchRules",jt.ABANDON_FRAGMENT_RULES="abandonFragmentRules",f.a.updateSingletonFactory(Gt.__dashjs_factory_name,jt);var Yt=jt;function Ht(){var e,t,n,r,i=this.context,o=Object(_.a)(i).getInstance();function s(e){var t;for(t=0;t<r.length;t++)if(r[t].rulename===e)return t;return-1}function u(){if(o.get().streaming.lowLatencyEnabled)return l();var e=o.get().streaming.buffer.stableBufferTime;return e>0?e:o.get().streaming.buffer.fastSwitchEnabled?20:12}function l(){return o.get().streaming.lowLatencyEnabled?o.get().streaming.delay.liveDelay||3:o.get().streaming.delay.liveDelay}function c(e,n){f(e,n);var r=new lt.a;r.schemeIdUri=e,r.value=n,t.push(r)}function f(e,n){Object(M.b)(e,"string"),Object(M.b)(n,"string"),t.forEach((function(r,i){r.schemeIdUri===e&&r.value===n&&t.splice(i,1)}))}return e={getABRCustomRules:function(){return r},addABRCustomRule:function(e,t,n){if("string"!=typeof e||e!==Yt.ABANDON_FRAGMENT_RULES&&e!==Yt.QUALITY_SWITCH_RULES||"string"!=typeof t)throw a.a.BAD_ARGUMENT_ERROR;var i=s(t);-1===i?r.push({type:e,rulename:t,rule:n}):(r[i].type=e,r[i].rule=n)},removeABRCustomRule:function(e){if(e){var t=s(e);-1!==t&&r.splice(t,1)}else r=[]},getStableBufferTime:u,getInitialBufferLevel:function(){var e=o.get().streaming.buffer.initialBufferLevel;return isNaN(e)||e<0?0:Math.min(u(),e)},getRetryAttemptsForType:function(e){var t=isNaN(o.get().streaming.retryAttempts.lowLatencyMultiplyFactor)?5:o.get().streaming.retryAttempts.lowLatencyMultiplyFactor;return o.get().streaming.lowLatencyEnabled?o.get().streaming.retryAttempts[e]*t:o.get().streaming.retryAttempts[e]},getRetryIntervalsForType:function(e){var t=isNaN(o.get().streaming.retryIntervals.lowLatencyReductionFactor)?10:o.get().streaming.retryIntervals.lowLatencyReductionFactor;return o.get().streaming.lowLatencyEnabled?o.get().streaming.retryIntervals[e]/t:o.get().streaming.retryIntervals[e]},getLiveDelay:l,getLiveCatchupLatencyThreshold:function(){try{var e=o.get().streaming.liveCatchup.latencyThreshold,t=l();if(null!==e&&!isNaN(e))return Math.max(e,t);var n=o.get().streaming.liveCatchup.minDrift,r=!isNaN(t)&&t?isNaN(n)?l():o.get().streaming.liveCatchup.minDrift+l():NaN;return r&&!isNaN(r)?Math.max(4*r,5):NaN}catch(e){return NaN}},addUTCTimingSource:c,removeUTCTimingSource:f,getUTCTimingSources:function(){return t},clearDefaultUTCTimingSources:function(){t=[]},restoreDefaultUTCTimingSources:function(){var e=o.get().streaming.utcSynchronization.defaultTimingSource;c(e.scheme,e.value)},setXHRWithCredentialsForType:function e(t,r){t?n[t]=!!r:Object.keys(n).forEach((function(t){e(t,r)}))},getXHRWithCredentialsForType:function(e){var t=n[e];return void 0===t?n.default:t},getDefaultUtcTimingSource:function(){return o.get().streaming.utcSynchronization.defaultTimingSource},reset:function(){}},t=[],n={default:!1},r=[],e}Ht.__dashjs_factory_name="MediaPlayerModel";var Kt=f.a.getSingletonFactory(Ht);function qt(e){var t=(e=e||{}).abrController,n=e.switchHistory,r=e.droppedFramesHistory,i=e.currentRequest,a=e.useBufferOccupancyABR,o=e.useL2AABR,s=e.useLoLPABR,u=e.streamProcessor?e.streamProcessor.getScheduleController():null,l=e.streamProcessor?e.streamProcessor.getRepresentationInfo():null,c=e.videoModel?e.videoModel:null;function f(){return l?l.mediaInfo:null}return{getMediaType:function(){var e=f();return e?e.type:null},getMediaInfo:f,getDroppedFramesHistory:function(){return r},getCurrentRequest:function(){return i},getSwitchHistory:function(){return n},getStreamInfo:function(){var e=f();return e?e.streamInfo:null},getScheduleController:function(){return u},getAbrController:function(){return t},getRepresentationInfo:function(){return l},useBufferOccupancyABR:function(){return a},useL2AABR:function(){return o},useLoLPABR:function(){return s},getVideoModel:function(){return c}}}qt.__dashjs_factory_name="RulesContext";var Vt=f.a.getClassFactory(qt);function Wt(){var e=[],t=[];return{push:function(n){n.newValue===ht.NO_CHANGE&&(n.newValue=n.oldValue),e[n.oldValue]||(e[n.oldValue]={noDrops:0,drops:0,dropSize:0});var r=n.newValue-n.oldValue,i=r<0?1:0,a=i?-r:0,o=i?0:1;if(e[n.oldValue].drops+=i,e[n.oldValue].dropSize+=a,e[n.oldValue].noDrops+=o,t.push({idx:n.oldValue,noDrop:o,drop:i,dropSize:a}),t.length>8){var s=t.shift();e[s.idx].drops-=s.drop,e[s.idx].dropSize-=s.dropSize,e[s.idx].noDrops-=s.noDrop}},getSwitchRequests:function(){return e},reset:function(){e=[],t=[]}}}Wt.__dashjs_factory_name="SwitchRequestHistory";var zt=f.a.getClassFactory(Wt);function Xt(){var e={},t={},n={};return{push:function(r,i,a){if(i){e[r]||(e[r]=[],t[r]=0,n[r]=0);var o=a&&a.droppedVideoFrames?a.droppedVideoFrames:0,s=a&&a.totalVideoFrames?a.totalVideoFrames:0,u=o-t;t[r]=o;var l=s-n;n[r]=s;var c=e[r];isNaN(i)||(c[i]?(c[i].droppedVideoFrames+=u,c[i].totalVideoFrames+=l):c[i]={droppedVideoFrames:u,totalVideoFrames:l})}},getFrameHistory:function(t){return e[t]},clearForStream:function(r){try{delete e[r],delete t[r],delete n[r]}catch(e){}},reset:function(){e={},t={},n={}}}}Xt.__dashjs_factory_name="DroppedFramesHistory";var Qt=f.a.getClassFactory(Xt);function $t(e){var t,n,r,i,o,s=(e=e||{}).settings;function u(e,t,n,r){var i=Math.pow(.5,n/r.fast);e.fastEstimate=(1-i)*t+i*e.fastEstimate;var a=Math.pow(.5,n/r.slow);e.slowEstimate=(1-a)*t+a*e.slowEstimate,e.totalWeight+=n}function l(e,u,l){return s.get().streaming.abr.movingAverageMethod!==a.a.MOVING_AVERAGE_SLIDING_WINDOW?function(e,t){var n=e?o.throughputHalfLife:o.latencyHalfLife,a=e?r[t]:i[t];if(!a||a.totalWeight<=0)return NaN;var s=a.fastEstimate/(1-Math.pow(.5,a.totalWeight/n.fast)),u=a.slowEstimate/(1-Math.pow(.5,a.totalWeight/n.slow));return e?Math.min(s,u):Math.max(s,u)}(e,u):function(e,r,i){var a=function(e,r,i){var a,o;if(e?(a=t[r],o=i?3:4):(a=n[r],o=4),a){if(o>=a.length)o=a.length;else if(e)for(var s=1;s<o;++s){var u=a[a.length-s]/a[a.length-s-1];if((u>=1.3||u<=1/1.3)&&(o+=1)===a.length)break}}else o=0;return o}(e,r,i),o=(e?t:n)[r];if(0===a||!o||0===o.length)return NaN;return(o=o.slice(-a)).reduce((function(e,t){return e+t}))/o.length}(e,u,l)}function c(e,t){return l(!0,e,t)}function f(e){t[e]=t[e]||[],n[e]=n[e]||[],r[e]=r[e]||{fastEstimate:0,slowEstimate:0,totalWeight:0},i[e]=i[e]||{fastEstimate:0,slowEstimate:0,totalWeight:0}}function d(){t={},n={},r={},i={}}var h={push:function(e,l,c){if(l.trace&&l.trace.length){var d=l.tresponse.getTime()-l.trequest.getTime()||1,h=l._tfinish.getTime()-l.tresponse.getTime()||1,p=l.trace.reduce((function(e,t){return e+t.b[0]}),0),g=0,m=0;if(s.get().streaming.lowLatencyEnabled){if(s.get().streaming.abr.fetchThroughputCalculationMode===a.a.ABR_FETCH_THROUGHPUT_CALCULATION_MOOF_PARSING){var y=l.trace.reduce((function(e,t){return e+t.t}),0);m=Math.round(y/l.trace.length)}0===m&&(g=l.trace.reduce((function(e,t){return e+t.d}),0))}else g=c?h:d+h;if(0!==g&&(m=Math.round(8*p/g)),f(e),function(e,t,n){return e===a.a.VIDEO?n<s.get().streaming.cacheLoadThresholds[a.a.VIDEO]:e===a.a.AUDIO?n<s.get().streaming.cacheLoadThresholds[a.a.AUDIO]:void 0}(e,0,h)){if(t[e].length>0&&!t[e].hasCachedEntries)return;t[e].hasCachedEntries=!0}else 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This value is used for errors that don't match any of the other codes.",e.MEDIA_KEYERR_CLIENT_MESSAGE="The Key System could not be installed or updated.",e.MEDIA_KEYERR_SERVICE_MESSAGE="The message passed into update indicated an error from the license service.",e.MEDIA_KEYERR_OUTPUT_MESSAGE="There is no available output device with the required characteristics for the content protection system.",e.MEDIA_KEYERR_HARDWARECHANGE_MESSAGE="A hardware configuration change caused a content protection error.",e.MEDIA_KEYERR_DOMAIN_MESSAGE="An error occurred in a multi-device domain licensing configuration. The most common error is a failure to join the domain.",e.MEDIA_KEY_MESSAGE_ERROR_MESSAGE="Multiple key sessions were creates with a user-agent that does not support sessionIDs!! Unpredictable behavior ahead!",e.MEDIA_KEY_MESSAGE_NO_CHALLENGE_ERROR_MESSAGE="DRM: Empty key message from CDM",e.SERVER_CERTIFICATE_UPDATED_ERROR_MESSAGE="Error updating server certificate -- ",e.KEY_STATUS_CHANGED_EXPIRED_ERROR_MESSAGE="DRM: KeyStatusChange error! -- License has expired",e.MEDIA_KEY_MESSAGE_NO_LICENSE_SERVER_URL_ERROR_MESSAGE="DRM: No license server URL specified!",e.KEY_SYSTEM_ACCESS_DENIED_ERROR_MESSAGE="DRM: KeySystem Access Denied! -- ",e.KEY_SESSION_CREATED_ERROR_MESSAGE="DRM: unable to create session! --",e.MEDIA_KEY_MESSAGE_LICENSER_ERROR_MESSAGE="DRM: licenser error! --",e}return n}(n(24).a)),p=n(8);var g=function e(t,n,r,i,a,o,s,u){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.url=t,this.method=n,this.responseType=r,this.headers=i,this.withCredentials=a,this.messageType=o,this.sessionId=s,this.data=u};var m=function e(t,n,r){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.url=t,this.headers=n,this.data=r},y=n(5),E=n(14),_=n(1),v=n(3);function T(e){return(T="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function S(e){var t,n,r,i,u,l,c,f,d,v,S,A=(e=e||{}).protectionKeyController,b=e.protectionModel,I=e.eventBus,R=e.events,N=e.debug,w=e.BASE64,C=e.constants,D=[],O=e.cmcdModel,M=e.settings;function P(){if(!(I&&I.hasOwnProperty("on")&&A&&A.hasOwnProperty("getSupportedKeySystemsFromContentProtection")))throw new Error("Missing config parameter(s)")}function L(e,t){d?r.push(e):f?f&&function(e){var t=e.findIndex((function(e){return e.ks===f})),n=e[t];if(-1===t||!n.initData)return;F(n)}(e):function(e,t){d=!0;var i,a=[];r.push(e);for(var o=0;o<e.length;o++){var s=j(e[o]);a.push({ks:e[o].ks,configs:[s],protData:e[o].protData})}b.requestKeySystemAccess(a).then((function(e){var t=(i=e.data).mksa&&i.mksa.selectedSystemString?i.mksa.selectedSystemString:i.keySystem.systemString;return n.info("DRM: KeySystem Access Granted for system string ("+t+")!  Selecting key system..."),b.selectKeySystem(i)})).then((function(e){if(f=e,d=!1,b){I.trigger(R.KEY_SYSTEM_SELECTED,{data:i});var t,n=B(f);n&&n.serverCertificate&&n.serverCertificate.length>0&&b.setServerCertificate(w.decodeArray(n.serverCertificate).buffer);for(var a=0;a<r.length;a++)for(t=0;t<r[a].length;t++)if(f===r[a][t].ks){F(r[a][t]);break}}})).catch((function(e){f=null,d=!1,t||I.trigger(R.KEY_SYSTEM_SELECTED,{data:null,error:new p.a(h.KEY_SYSTEM_ACCESS_DENIED_ERROR_CODE,h.KEY_SYSTEM_ACCESS_DENIED_ERROR_MESSAGE+"Error selecting key system! -- "+e.error)})}))}(e,t)}function F(e){if(A.isClearKey(f)&&e.protData&&e.protData.hasOwnProperty("clearkeys")){var t={kids:Object.keys(e.protData.clearkeys)};e.initData=(new TextEncoder).encode(JSON.stringify(t))}e.sessionId?x(e):null!==e.initData&&U(e)}function x(e){P(),b.loadKeySession(e)}function U(e){var t=a.getPSSHForKeySystem(f,e?e.initData:null);if(t){if(function(e){if(!e)return!1;try{for(var t=b.getSessions(),n=0;n<t.length;n++)if(t[n].getKeyId()===e)return!0;return!1}catch(e){return!1}}(e.keyId))return;if(k(t))return;try{e.initData=t,b.createKeySession(e)}catch(e){I.trigger(R.KEY_SESSION_CREATED,{data:null,error:new p.a(h.KEY_SESSION_CREATED_ERROR_CODE,h.KEY_SESSION_CREATED_ERROR_MESSAGE+e.message)})}}else e&&e.initData?b.createKeySession(e):I.trigger(R.KEY_SESSION_CREATED,{data:null,error:new p.a(h.KEY_SESSION_CREATED_ERROR_CODE,h.KEY_SESSION_CREATED_ERROR_MESSAGE+"Selected key system is "+(f?f.systemString:null)+".  needkey/encrypted event contains no initData corresponding to that key system!")})}function B(e){if(e){var t=e.systemString;if(u)return t in u?u[t]:null}return null}function k(e){if(!e)return!1;try{for(var t=b.getAllInitData(),r=0;r<t.length;r++)if(A.initDataEquals(e,t[r]))return n.debug("DRM: Ignoring initData because we have already seen it!"),!0;return!1}catch(e){return!1}}function G(e){P(),e?(b.setMediaElement(e),I.on(R.NEED_KEY,z,t)):null===e&&(b.setMediaElement(e),I.off(R.NEED_KEY,z,t))}function j(e){var t=e.protData,n=[],r=[],a=t&&t.audioRobustness&&t.audioRobustness.length>0?t.audioRobustness:c,u=t&&t.videoRobustness&&t.videoRobustness.length>0?t.videoRobustness:c,l=e.sessionType,f=t&&t.distinctiveIdentifier?t.distinctiveIdentifier:"optional",d=t&&t.persistentState?t.persistentState:"temporary"===l?"optional":"required";return i.forEach((function(e){e.type===C.AUDIO?n.push(new o(e.codec,a)):e.type===C.VIDEO&&r.push(new o(e.codec,u))})),new s(n,r,f,d,[l])}function Y(e){e.error?I.trigger(R.KEY_STATUSES_CHANGED,{data:null,error:e.error}):n.debug("DRM: key status = "+e.status)}function H(e){n.debug("DRM: onKeyMessage");var t=e.data;I.trigger(R.KEY_MESSAGE,{data:t});var r=t.messageType?t.messageType:"license-request",o=t.message,s=t.sessionToken,u=B(f),l=A.getLicenseServerModelInstance(f,u,r),c={sessionToken:s,messageType:r};if(o&&0!==o.byteLength){if(!l)return n.debug("DRM: License server request not required for this message (type = "+e.data.messageType+").  Session ID = "+s.getSessionId()),void K(c);if(A.isClearKey(f)){var d=A.processClearKeyLicenseRequest(f,u,o);if(d)return n.debug("DRM: ClearKey license request handled by application!"),K(c),void b.updateKeySession(s,d)}!function(e,t,r){var o=e.sessionToken,s=e.messageType?e.messageType:"license-request",u={sessionToken:o,messageType:s},l=f?f.systemString:null,c=function(e,t,n,r,o){var s=null,u=r.message;if(e&&e.serverURL){var l=e.serverURL;"string"==typeof l&&""!==l?s=l:"object"===T(l)&&l.hasOwnProperty(t)&&(s=l[t])}else if(e&&e.laURL&&""!==e.laURL)s=e.laURL;else if(!(s=a.getLicenseServerUrlFromMediaInfo(i,f.schemeIdURI))&&!A.isClearKey(f)){var c=a.getPSSHData(n.initData);(s=f.getLicenseServerURLFromInitData(c))||(s=r.laURL)}return s=o.getServerURLFromMessage(s,u,t)}(r,s,o,e,t);if(!c)return void K(u,new p.a(h.MEDIA_KEY_MESSAGE_NO_LICENSE_SERVER_URL_ERROR_CODE,h.MEDIA_KEY_MESSAGE_NO_LICENSE_SERVER_URL_ERROR_MESSAGE));var d={},N=!1;r&&q(d,r.httpRequestHeaders);var w=e.message,C=f.getRequestHeadersFromMessage(w);q(d,C),Object.keys(d).forEach((function(e){"authorization"===e.toLowerCase()&&(N=!0)})),r&&"boolean"==typeof r.withCredentials&&(N=r.withCredentials);var D=function(e){if(b)if(e.status>=200&&e.status<=299){var n=E.a.parseHttpHeaders(e.getAllResponseHeaders?e.getAllResponseHeaders():null),r=new m(e.responseURL,n,e.response);W(S,r).then((function(){var n=t.getLicenseMessage(r.data,l,s);null!==n?(K(u),b.updateKeySession(o,n)):V(e,u,l,s,t)}))}else V(e,u,l,s,t)},P=function(e){K(u,new p.a(h.MEDIA_KEY_MESSAGE_LICENSER_ERROR_CODE,h.MEDIA_KEY_MESSAGE_LICENSER_ERROR_MESSAGE+l+' update, XHR aborted. status is "'+e.statusText+'" ('+e.status+"), readyState is "+e.readyState))},L=function(e){K(u,new p.a(h.MEDIA_KEY_MESSAGE_LICENSER_ERROR_CODE,h.MEDIA_KEY_MESSAGE_LICENSER_ERROR_MESSAGE+l+' update, XHR error. status is "'+e.statusText+'" ('+e.status+"), readyState is "+e.readyState))},F=f.getLicenseRequestFromMessage(w),x=t.getHTTPMethod(s),U=t.getResponseType(l,s),B=r&&!isNaN(r.httpTimeout)?r.httpTimeout:8e3,k=o.getSessionId()||null,G=new g(c,x,U,d,N,s,k,F),j=isNaN(M.get().streaming.retryAttempts[y.a.LICENSE])?3:M.get().streaming.retryAttempts[y.a.LICENSE];W(v,G).then((function(){!function e(t,r,i,a,o,s){var u=new XMLHttpRequest;if(M.get().streaming.cmcd&&M.get().streaming.cmcd.enabled){if(M.get().streaming.cmcd.mode===_.a.CMCD_MODE_QUERY){var l=O.getQueryParameter({url:t.url,type:y.a.LICENSE});l&&(t.url=E.a.addAditionalQueryParameterToUrl(t.url,[l]))}}u.open(t.method,t.url,!0),u.responseType=t.responseType,u.withCredentials=t.withCredentials,i>0&&(u.timeout=i);for(var c in t.headers)u.setRequestHeader(c,t.headers[c]);if(M.get().streaming.cmcd&&M.get().streaming.cmcd.enabled){if(M.get().streaming.cmcd.mode===_.a.CMCD_MODE_HEADER){var f=O.getHeaderParameters({url:t.url,type:y.a.LICENSE});if(f)for(var d in f){var h=f[d];h&&u.setRequestHeader(d,h)}}}var p=function(){r--;var n=isNaN(M.get().streaming.retryIntervals[y.a.LICENSE])?1e3:M.get().streaming.retryIntervals[y.a.LICENSE];setTimeout((function(){e(t,r,i,a,o,s)}),n)};u.onload=function(){this.status>=200&&this.status<=299||r<=0?a(this):(n.warn("License request failed ("+this.status+"). Retrying it... Pending retries: "+r),p())},u.ontimeout=u.onerror=function(){r<=0?s(this):(n.warn("License request network request failed . Retrying it... Pending retries: "+r),p())},u.onabort=function(){o(this)},I.trigger(R.LICENSE_REQUEST_SENDING,{url:t.url,headers:t.headers,payload:t.data,sessionId:t.sessionId}),u.send(t.data)}(G,j,B,D,P,L)}))}(t,l,u)}else K(c,new p.a(h.MEDIA_KEY_MESSAGE_NO_CHALLENGE_ERROR_CODE,h.MEDIA_KEY_MESSAGE_NO_CHALLENGE_ERROR_MESSAGE))}function K(e,t){I.trigger(R.LICENSE_REQUEST_COMPLETE,{data:e,error:t})}function q(e,t){if(t)for(var n in t)e[n]=t[n]}function V(e,t,n,r,i){var a=e.response?i.getErrorResponse(e.response,n,r):"NONE";K(t,new p.a(h.MEDIA_KEY_MESSAGE_LICENSER_ERROR_CODE,h.MEDIA_KEY_MESSAGE_LICENSER_ERROR_MESSAGE+n+' update, XHR complete. status is "'+e.statusText+'" ('+e.status+"), readyState is "+e.readyState+".  Response is "+a))}function W(e,t){return e?e.reduce((function(e,n){return e.then((function(){return n(t)}))}),Promise.resolve()):Promise.resolve()}function z(e,t){if(!M.get().streaming.protection.ignoreEmeEncryptedEvent){if(n.debug("DRM: onNeedKey"),"cenc"!==e.key.initDataType)return void n.warn("DRM:  Only 'cenc' initData is supported!  Ignoring initData of type: "+e.key.initDataType);if(0===i.length&&(n.warn("DRM: onNeedKey called before initializeForMedia, wait until initialized"),(t=void 0===t?1:t+1)<5))return void D.push(setTimeout((function(){z(e,t)}),500));var r=e.key.initData;if(ArrayBuffer.isView(r)&&(r=r.buffer),f){var o=a.getPSSHForKeySystem(f,r);if(o&&k(o))return}n.debug("DRM: initData:",String.fromCharCode.apply(null,new Uint8Array(r)));var s=A.getSupportedKeySystemsFromSegmentPssh(r,u,l);if(0===s.length)return void n.debug("DRM: Received needkey event with initData, but we don't support any of the key systems!");L(s,!1)}}return t={initializeForMedia:function(e){if(!e)throw new Error("mediaInfo can not be null or undefined");P(),i.push(e);var t=A.getSupportedKeySystemsFromContentProtection(e.contentProtection,u,l);(t=t.sort((function(e,n){return(u&&u[e.ks.systemString]&&u[e.ks.systemString].priority>=0?u[e.ks.systemString].priority:t.length)-(u&&u[n.ks.systemString]&&u[n.ks.systemString].priority>=0?u[n.ks.systemString].priority:t.length)})))&&t.length>0&&L(t,!0)},clearMediaInfoArray:function(){i=[]},createKeySession:U,loadKeySession:x,removeKeySession:function(e){P(),b.removeKeySession(e)},closeKeySession:function(e){P(),b.closeKeySession(e)},setServerCertificate:function(e){P(),b.setServerCertificate(e)},setMediaElement:G,setSessionType:function(e){l=e},setRobustnessLevel:function(e){c=e},setProtectionData:function(e){u=e,A.setProtectionData(e)},getSupportedKeySystemsFromContentProtection:function(e){return P(),A.getSupportedKeySystemsFromContentProtection(e,u,l)},getKeySystems:function(){return A?A.getKeySystems():[]},setKeySystems:function(e){A&&A.setKeySystems(e)},setLicenseRequestFilters:function(e){v=e},setLicenseResponseFilters:function(e){S=e},stop:function(){b&&b.stop()},reset:function(){I.off(R.INTERNAL_KEY_MESSAGE,H,t),I.off(R.INTERNAL_KEY_STATUS_CHANGED,Y,t),P(),v=[],S=[],G(null),f=null,d=!1,b&&(b.reset(),b=null),D.forEach((function(e){return clearTimeout(e)})),D=[],i=[],r=[]}},n=N.getLogger(t),r=[],i=[],l="temporary",c="",v=[],S=[],I.on(R.INTERNAL_KEY_MESSAGE,H,t),I.on(R.INTERNAL_KEY_STATUS_CHANGED,Y,t),t}S.__dashjs_factory_name="ProtectionController";var A=v.a.getClassFactory(S);var b=function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.keyID=t,this.key=n};function I(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var R=function(){function e(t,n){if(function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),n&&"persistent"!==n&&"temporary"!==n)throw new Error("Invalid ClearKey key set type!  Must be one of 'persistent' or 'temporary'");this.keyPairs=t,this.type=n}var t,n,r;return t=e,(n=[{key:"toJWK",value:function(){var e,t=this.keyPairs.length,n={keys:[]};for(e=0;e<t;e++){var r={kty:"oct",alg:"A128KW",kid:this.keyPairs[e].keyID,k:this.keyPairs[e].key};n.keys.push(r)}this.type&&(n.type=this.type);var i=JSON.stringify(n),a=i.length,o=new ArrayBuffer(a),s=new Uint8Array(o);for(e=0;e<a;e++)s[e]=i.charCodeAt(e);return o}}])&&I(t.prototype,n),r&&I(t,r),e}();function N(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var w=new(function(){function e(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.init()}var t,n,r;return t=e,(n=[{key:"init",value:function(){this.CLEARKEY_KEYSTEM_STRING="org.w3.clearkey",this.WIDEVINE_KEYSTEM_STRING="com.widevine.alpha",this.PLAYREADY_KEYSTEM_STRING="com.microsoft.playready",this.PLAYREADY_RECOMMENDATION_KEYSTEM_STRING="com.microsoft.playready.recommendation",this.INITIALIZATION_DATA_TYPE_CENC="cenc",this.INITIALIZATION_DATA_TYPE_KEYIDS="keyids",this.INITIALIZATION_DATA_TYPE_WEBM="webm"}}])&&N(t.prototype,n),r&&N(t,r),e}()),C="e2719d58-a985-b3c9-781a-b030af78d30e",D=w.CLEARKEY_KEYSTEM_STRING;function O(e){var t=(e=e||{}).BASE64;return{uuid:C,schemeIdURI:"urn:uuid:e2719d58-a985-b3c9-781a-b030af78d30e",systemString:D,getInitData:function(e,n){try{var r=a.parseInitDataFromContentProtection(e,t);if(!r&&n){var i={kids:[function(e){try{var t=e.replace(/-/g,"");return(t=btoa(t.match(/\w{2}/g).map((function(e){return String.fromCharCode(parseInt(e,16))})).join(""))).replace(/=/g,"")}catch(e){return null}}(n["cenc:default_KID"])]};r=(new TextEncoder).encode(JSON.stringify(i))}return r}catch(e){return null}},getRequestHeadersFromMessage:function(){return{"Content-Type":"application/json"}},getLicenseRequestFromMessage:function(e){return JSON.parse(String.fromCharCode.apply(null,new Uint8Array(e)))},getLicenseServerURLFromInitData:function(){return null},getCDMData:function(){return null},getClearKeysFromProtectionData:function(e,t){var n=null;if(e){for(var r=JSON.parse(String.fromCharCode.apply(null,new Uint8Array(t))),i=[],a=0;a<r.kids.length;a++){var o=r.kids[a],s=e.clearkeys&&e.clearkeys.hasOwnProperty(o)?e.clearkeys[o]:null;if(!s)throw new Error("DRM: ClearKey keyID ("+o+") is not known!");i.push(new b(o,s))}n=new R(i)}return n}}}O.__dashjs_factory_name="KeySystemClearKey";var M=dashjs.FactoryMaker.getSingletonFactory(O),P=w.CLEARKEY_KEYSTEM_STRING;function L(e){var t,n=e.BASE64,r=e.debug.getLogger(t);return t={uuid:"1077efec-c0b2-4d02-ace3-3c1e52e2fb4b",schemeIdURI:"urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b",systemString:P,getInitData:function(e){return a.parseInitDataFromContentProtection(e,n)},getRequestHeadersFromMessage:function(){return null},getLicenseRequestFromMessage:function(e){return new Uint8Array(e)},getLicenseServerURLFromInitData:function(){return null},getCDMData:function(){return null},getClearKeysFromProtectionData:function(e,t){var n=null;if(e){for(var i=JSON.parse(String.fromCharCode.apply(null,new Uint8Array(t))),a=[],o=0;o<i.kids.length;o++){var s=i.kids[o],u=e.clearkeys&&e.clearkeys.hasOwnProperty(s)?e.clearkeys[s]:null;if(!u)throw new Error("DRM: ClearKey keyID ("+s+") is not known!");a.push(new b(s,u))}n=new R(a),r.warn("ClearKey schemeIdURI is using W3C Common PSSH systemID (1077efec-c0b2-4d02-ace3-3c1e52e2fb4b) in Content Protection. See DASH-IF IOP v4.1 section 7.6.2.4")}return n}}}L.__dashjs_factory_name="KeySystemW3CClearKey";var F=dashjs.FactoryMaker.getSingletonFactory(L),x=w.WIDEVINE_KEYSTEM_STRING;function U(e){var t=(e=e||{}).BASE64;return{uuid:"edef8ba9-79d6-4ace-a3c8-27dcd51d21ed",schemeIdURI:"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed",systemString:x,getInitData:function(e){return a.parseInitDataFromContentProtection(e,t)},getRequestHeadersFromMessage:function(){return null},getLicenseRequestFromMessage:function(e){return new Uint8Array(e)},getLicenseServerURLFromInitData:function(){return null},getCDMData:function(){return null}}}U.__dashjs_factory_name="KeySystemWidevine";var B=dashjs.FactoryMaker.getSingletonFactory(U),k=w.PLAYREADY_KEYSTEM_STRING;function G(e){var t="utf-16",n=(e=e||{}).BASE64;function r(){if(!n||!n.hasOwnProperty("decodeArray")||!n.hasOwnProperty("decodeArray"))throw new Error("Missing config 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s=(r=a.parseFromString(n,"application/xml")).getElementsByTagName("name"),u=r.getElementsByTagName("value"),l=0;l<s.length;l++)i[s[l].childNodes[0].nodeValue]=u[l].childNodes[0].nodeValue;return i.hasOwnProperty("Content")&&(i["Content-Type"]=i.Content,delete i.Content),i.hasOwnProperty("Content-Type")||(i["Content-Type"]="text/xml; charset=utf-8"),i},getLicenseRequestFromMessage:function(e){var i=null,a=new DOMParser,o="utf-16"===t?new Uint16Array(e):new Uint8Array(e);r();var s=String.fromCharCode.apply(null,o),u=a.parseFromString(s,"application/xml");if(!u.getElementsByTagName("PlayReadyKeyMessage")[0])return e;var l=u.getElementsByTagName("Challenge")[0].childNodes[0].nodeValue;return l&&(i=n.decode(l)),i},getLicenseServerURLFromInitData:function(e){if(e)for(var t=new DataView(e),n=t.getUint16(4,!0),r=6,i=new DOMParser,a=0;a<n;a++){var o=t.getUint16(r,!0);r+=2;var s=t.getUint16(r,!0);if(r+=2,1===o){var u=e.slice(r,r+s),l=String.fromCharCode.apply(null,new Uint16Array(u)),c=i.parseFromString(l,"application/xml");if(c.getElementsByTagName("LA_URL")[0]){var f=c.getElementsByTagName("LA_URL")[0].childNodes[0].nodeValue;if(f)return f}if(c.getElementsByTagName("LUI_URL")[0]){var d=c.getElementsByTagName("LUI_URL")[0].childNodes[0].nodeValue;if(d)return d}}else r+=s}return null},getCDMData:function(e){var t,i,a,o;if(r(),!e)return null;for(t=[],o=0;o<e.length;++o)t.push(e.charCodeAt(o)),t.push(0);for(t=String.fromCharCode.apply(null,t),t=n.encode(t),i='<PlayReadyCDMData type="LicenseAcquisition"><LicenseAcquisition version="1.0" Proactive="false"><CustomData encoding="base64encoded">%CUSTOMDATA%</CustomData></LicenseAcquisition></PlayReadyCDMData>'.replace("%CUSTOMDATA%",t),a=[],o=0;o<i.length;++o)a.push(i.charCodeAt(o)),a.push(0);return new Uint8Array(a).buffer},setPlayReadyMessageFormat:function(e){if("utf-8"!==e&&"utf-16"!==e)throw new Error('Specified message format is not one of "utf-8" or "utf-16"');t=e}}}G.__dashjs_factory_name="KeySystemPlayReady";var j=dashjs.FactoryMaker.getSingletonFactory(G);function Y(e){var t=(e=e||{}).BASE64,n={};return n[w.WIDEVINE_KEYSTEM_STRING]={responseType:"json",getLicenseMessage:function(e){return t.decodeArray(e.license)},getErrorResponse:function(e){return e}},n[w.PLAYREADY_KEYSTEM_STRING]={responseType:"arraybuffer",getLicenseMessage:function(e){return e},getErrorResponse:function(e){return String.fromCharCode.apply(null,new Uint8Array(e))}},{getServerURLFromMessage:function(e){return e},getHTTPMethod:function(){return"POST"},getResponseType:function(e){return n[e].responseType},getLicenseMessage:function(e,r){return function(){if(!t||!t.hasOwnProperty("decodeArray"))throw new Error("Missing config parameter(s)")}(),n[r].getLicenseMessage(e)},getErrorResponse:function(e,t){return n[t].getErrorResponse(e)}}}Y.__dashjs_factory_name="DRMToday";var H=dashjs.FactoryMaker.getSingletonFactory(Y);function K(){var e="http://schemas.xmlsoap.org/soap/envelope/";function t(e){var t=String.fromCharCode.apply(null,new Uint8Array(e));return decodeURIComponent(escape(t))}function n(n){if(window.DOMParser){var r=t(n),i=(new window.DOMParser).parseFromString(r,"text/xml"),a=i?i.getElementsByTagNameNS(e,"Envelope")[0]:null,o=a?a.getElementsByTagNameNS(e,"Body")[0]:null;if(o?o.getElementsByTagNameNS(e,"Fault")[0]:null)return null}return n}function r(n){var r="",i="",a="",o=-1,s=-1;if(window.DOMParser){var u=t(n),l=(new window.DOMParser).parseFromString(u,"text/xml"),c=l?l.getElementsByTagNameNS(e,"Envelope")[0]:null,f=c?c.getElementsByTagNameNS(e,"Body")[0]:null,d=f?f.getElementsByTagNameNS(e,"Fault")[0]:null,h=d?d.getElementsByTagName("detail")[0]:null,p=h?h.getElementsByTagName("Exception")[0]:null,g=null;if(null===d)return u;r=(g=d.getElementsByTagName("faultstring")[0].firstChild)?g.nodeValue:null,null!==p&&(i=(g=p.getElementsByTagName("StatusCode")[0])?g.firstChild.nodeValue:null,o=(a=(g=p.getElementsByTagName("Message")[0])?g.firstChild.nodeValue:null)?a.lastIndexOf("[")+1:-1,s=a?a.indexOf("]"):-1,a=a?a.substring(o,s):"")}var m="code: ".concat(i,", name: ").concat(r);return a&&(m+=", message: ".concat(a)),m}return{getServerURLFromMessage:function(e){return e},getHTTPMethod:function(){return"POST"},getResponseType:function(){return"arraybuffer"},getLicenseMessage:function(e){return n.call(this,e)},getErrorResponse:function(e){return r.call(this,e)}}}K.__dashjs_factory_name="PlayReady";var q=dashjs.FactoryMaker.getSingletonFactory(K);function V(){return{getServerURLFromMessage:function(e){return e},getHTTPMethod:function(){return"POST"},getResponseType:function(){return"arraybuffer"},getLicenseMessage:function(e){return e},getErrorResponse:function(e){return String.fromCharCode.apply(null,new Uint8Array(e))}}}V.__dashjs_factory_name="Widevine";var W=dashjs.FactoryMaker.getSingletonFactory(V);function z(){return{getServerURLFromMessage:function(e){return e},getHTTPMethod:function(){return"POST"},getResponseType:function(){return"json"},getLicenseMessage:function(e){if(!e.hasOwnProperty("keys"))return null;for(var t=[],n=0;n<e.keys.length;n++){var r=e.keys[n],i=r.kid.replace(/=/g,""),a=r.k.replace(/=/g,"");t.push(new b(i,a))}return new R(t)},getErrorResponse:function(e){return String.fromCharCode.apply(null,new Uint8Array(e))}}}z.__dashjs_factory_name="ClearKey";var X=dashjs.FactoryMaker.getSingletonFactory(z);function Q(){var e,t,n,r,i,o,s,u=this.context;function l(e,t){return t&&e in t?t[e]:null}function c(e,t){return e&&e.sessionId?e.sessionId:t&&t.sessionId?t.sessionId:null}function f(e,t){return e&&e.sessionType?e.sessionType:t}return e={initialize:function(){var e;r=[],e=j(u).getInstance({BASE64:i}),r.push(e),e=B(u).getInstance({BASE64:i}),r.push(e),e=M(u).getInstance({BASE64:i}),r.push(e),o=e,e=F(u).getInstance({BASE64:i,debug:t}),r.push(e),s=e},setProtectionData:function(e){for(var t,n,i=0;i<r.length;i++){var a=r[i];a.hasOwnProperty("init")&&a.init((t=a.systemString,n=void 0,n=null,e&&(n=t in e?e[t]:null),n))}},isClearKey:function(e){return e===o||e===s},initDataEquals:function(e,t){if(e.byteLength===t.byteLength){for(var n=new Uint8Array(e),r=new Uint8Array(t),i=0;i<n.length;i++)if(n[i]!==r[i])return!1;return!0}return!1},getKeySystems:function(){return r},setKeySystems:function(e){r=e},getKeySystemBySystemString:function(e){for(var t=0;t<r.length;t++)if(r[t].systemString===e)return r[t];return null},getSupportedKeySystemsFromContentProtection:function(e,t,n){var i,o,s,u,d=[];if(e){var h=a.findCencContentProtection(e);for(s=0;s<r.length;++s){var p=l((o=r[s]).systemString,t);for(u=0;u<e.length;++u)if((i=e[u]).schemeIdUri.toLowerCase()===o.schemeIdURI){var g=o.getInitData(i,h);d.push({ks:r[s],keyId:i.keyId,initData:g,protData:p,cdmData:o.getCDMData(p?p.cdmData:null),sessionId:c(p,i),sessionType:f(p,n)})}}}return d},getSupportedKeySystemsFromSegmentPssh:function(e,t,n){for(var i,o=[],s=a.parsePSSHList(e),u=0;u<r.length;++u){var d=l((i=r[u]).systemString,t);i.uuid in s&&o.push({ks:i,initData:s[i.uuid],protData:d,cdmData:i.getCDMData(d?d.cdmData:null),sessionId:c(d),sessionType:f(d,n)})}return o},getLicenseServerModelInstance:function(e,t,n){if("license-release"===n||"individualization-request"===n)return null;var r=null;return t&&t.hasOwnProperty("drmtoday")?r=H(u).getInstance({BASE64:i}):e.systemString===w.WIDEVINE_KEYSTEM_STRING?r=W(u).getInstance():e.systemString===w.PLAYREADY_KEYSTEM_STRING?r=q(u).getInstance():e.systemString===w.CLEARKEY_KEYSTEM_STRING&&(r=X(u).getInstance()),r},processClearKeyLicenseRequest:function(e,t,r){try{return e.getClearKeysFromProtectionData(t,r)}catch(e){return n.error("Failed to retrieve clearkeys from ProtectionData"),null}},setConfig:function(r){r&&(r.debug&&(t=r.debug,n=t.getLogger(e)),r.BASE64&&(i=r.BASE64))}}}Q.__dashjs_factory_name="ProtectionKeyController";var $=dashjs.FactoryMaker.getSingletonFactory(Q);function Z(e){return(Z="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function J(e,t){return(J=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function ee(e){var t=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}();return function(){var n,r=ne(e);if(t){var i=ne(this).constructor;n=Reflect.construct(r,arguments,i)}else n=r.apply(this,arguments);return te(this,n)}}function te(e,t){return!t||"object"!==Z(t)&&"function"!=typeof t?function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(e):t}function ne(e){return(ne=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}var re=new(function(e){!function(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&J(e,t)}(n,e);var t=ee(n);function n(){var e;return function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,n),(e=t.call(this)).INTERNAL_KEY_MESSAGE="internalKeyMessage",e.INTERNAL_KEY_STATUS_CHANGED="internalkeyStatusChanged",e.KEY_ADDED="public_keyAdded",e.KEY_ERROR="public_keyError",e.KEY_MESSAGE="public_keyMessage",e.KEY_SESSION_CLOSED="public_keySessionClosed",e.KEY_SESSION_CREATED="public_keySessionCreated",e.KEY_SESSION_REMOVED="public_keySessionRemoved",e.KEY_STATUSES_CHANGED="public_keyStatusesChanged",e.KEY_SYSTEM_ACCESS_COMPLETE="public_keySystemAccessComplete",e.KEY_SYSTEM_SELECTED="public_keySystemSelected",e.LICENSE_REQUEST_COMPLETE="public_licenseRequestComplete",e.LICENSE_REQUEST_SENDING="public_licenseRequestSending",e.NEED_KEY="needkey",e.PROTECTION_CREATED="public_protectioncreated",e.PROTECTION_DESTROYED="public_protectiondestroyed",e.SERVER_CERTIFICATE_UPDATED="serverCertificateUpdated",e.TEARDOWN_COMPLETE="protectionTeardownComplete",e.VIDEO_ELEMENT_SELECTED="videoElementSelected",e.KEY_SESSION_UPDATED="public_keySessionUpdated",e}return n}(n(17).a));var ie=function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.initData=t,this.initDataType=n};var ae=function e(t,n,r,i){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.sessionToken=t,this.message=n,this.defaultURL=r,this.messageType=i||"license-request"};var oe=function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.keySystem=t,this.ksConfiguration=n},se={};function ue(e){e=e||{};var t,n,r,i,a,o,s,u,l=this.context,c=e.eventBus,f=e.events,d=e.debug;function g(e){var t=e.session;return t.removeEventListener("keystatuseschange",e),t.removeEventListener("message",e),t.close()}function m(e){for(var t=0;t<o.length;t++)if(o[t]===e){o.splice(t,1);break}}function y(e){var t,n;return e&&e.length>0&&(e[0]&&("string"==typeof e[0]?t=e[0]:n=e[0]),e[1]&&("string"==typeof e[1]?t=e[1]:n=e[1])),{status:t,keyId:n}}function E(e,t){var r={session:e,keyId:t.keyId,initData:t.initData,sessionId:t.sessionId,sessionType:t.sessionType,handleEvent:function(e){switch(e.type){case"keystatuseschange":c.trigger(f.KEY_STATUSES_CHANGED,{data:this}),e.target.keyStatuses.forEach((function(){var e=y(arguments);switch(e.status){case"expired":c.trigger(f.INTERNAL_KEY_STATUS_CHANGED,{error:new p.a(h.KEY_STATUS_CHANGED_EXPIRED_ERROR_CODE,h.KEY_STATUS_CHANGED_EXPIRED_ERROR_MESSAGE)});break;default:c.trigger(f.INTERNAL_KEY_STATUS_CHANGED,e)}}));break;case"message":var t=ArrayBuffer.isView(e.message)?e.message.buffer:e.message;c.trigger(f.INTERNAL_KEY_MESSAGE,{data:new ae(this,t,void 0,e.messageType)})}},getKeyId:function(){return this.keyId},getSessionId:function(){return e.sessionId},getSessionType:function(){return this.sessionType},getExpirationTime:function(){return e.expiration},getKeyStatuses:function(){return e.keyStatuses},getUsable:function(){var t=!1;return e.keyStatuses.forEach((function(){var e=y(arguments);"usable"===e.status&&(t=!0)})),t}};return e.addEventListener("keystatuseschange",r),e.addEventListener("message",r),e.closed.then((function(){m(r),n.debug("DRM: Session closed.  SessionID = "+r.getSessionId()),c.trigger(f.KEY_SESSION_CLOSED,{data:r.getSessionId()})})),o.push(r),r}return t={getAllInitData:function(){for(var e=[],t=0;t<o.length;t++)o[t].initData&&e.push(o[t].initData);return e},getSessions:function(){return o},requestKeySystemAccess:function(e){return new Promise((function(t,r){!function e(t,r,i,a){if(void 0===navigator.requestMediaKeySystemAccess||"function"!=typeof navigator.requestMediaKeySystemAccess){var o="Insecure origins are not allowed";return c.trigger(f.KEY_SYSTEM_ACCESS_COMPLETE,{error:o}),void a({error:o})}var s=t[r].protData&&t[r].protData.systemStringPriority?t[r].protData.systemStringPriority:null,u=t[r].configs,l=t[r].ks,d=l.systemString;(function(e,t){return new Promise((function(r,i){!function e(t,r,i,a,o){var s=t[i];n.debug("Requesting key system access for system string ".concat(s)),navigator.requestMediaKeySystemAccess(s,r).then((function(e){e.selectedSystemString=s,a(e)})).catch((function(n){i+1<t.length?e(t,r,i+1,a,o):o(n)}))}(e,t,0,r,i)}))})(s||(se[d]?se[d]:[d]),u).then((function(e){var t="function"==typeof e.getConfiguration?e.getConfiguration():null,n=new oe(l,t);n.mksa=e,c.trigger(f.KEY_SYSTEM_ACCESS_COMPLETE,{data:n}),i({data:n})})).catch((function(n){if(r+1<t.length)e(t,r+1,i,a);else{c.trigger(f.KEY_SYSTEM_ACCESS_COMPLETE,{error:"Key system access denied! "+n.message}),a({error:"Key system access denied! "+n.message})}}))}(e,0,t,r)}))},selectKeySystem:function(e){return new Promise((function(t,n){e.mksa.createMediaKeys().then((function(t){return r=e.keySystem,a=t,i?i.setMediaKeys(a):Promise.resolve()})).then((function(){t(r)})).catch((function(){n({error:"Error selecting keys system ("+e.keySystem.systemString+")! Could not create MediaKeys -- TODO"})}))}))},setMediaElement:function(e){i!==e&&(i&&(i.removeEventListener("encrypted",s),i.setMediaKeys&&i.setMediaKeys(null)),(i=e)&&(i.addEventListener("encrypted",s),i.setMediaKeys&&a&&i.setMediaKeys(a)))},setServerCertificate:function(e){if(!r||!a)throw new Error("Can not set server certificate until you have selected a key system");a.setServerCertificate(e).then((function(){n.info("DRM: License server certificate successfully updated."),c.trigger(f.SERVER_CERTIFICATE_UPDATED)})).catch((function(e){c.trigger(f.SERVER_CERTIFICATE_UPDATED,{error:new p.a(h.SERVER_CERTIFICATE_UPDATED_ERROR_CODE,h.SERVER_CERTIFICATE_UPDATED_ERROR_MESSAGE+e.name)})}))},createKeySession:function(e){if(!r||!a)throw new Error("Can not create sessions until you have selected a key system");var t=a.createSession(e.sessionType),i=E(t,e),o=r.systemString===w.CLEARKEY_KEYSTEM_STRING&&(e.initData||e.protData&&e.protData.clearkeys)?w.INITIALIZATION_DATA_TYPE_KEYIDS:w.INITIALIZATION_DATA_TYPE_CENC;t.generateRequest(o,e.initData).then((function(){n.debug("DRM: Session created.  SessionID = "+i.getSessionId()),c.trigger(f.KEY_SESSION_CREATED,{data:i})})).catch((function(e){m(i),c.trigger(f.KEY_SESSION_CREATED,{data:null,error:new p.a(h.KEY_SESSION_CREATED_ERROR_CODE,h.KEY_SESSION_CREATED_ERROR_MESSAGE+"Error generating key request -- "+e.name)})}))},updateKeySession:function(e,t){var n=e.session;u.isClearKey(r)&&(t=t.toJWK()),n.update(t).then((function(){c.trigger(f.KEY_SESSION_UPDATED)})).catch((function(t){c.trigger(f.KEY_ERROR,{error:new p.a(h.MEDIA_KEYERR_CODE,"Error sending update() message! "+t.name,e)})}))},loadKeySession:function(e){if(!r||!a)throw new Error("Can not load sessions until you have selected a key system");for(var t=e.sessionId,i=0;i<o.length;i++)if(t===o[i].sessionId)return void n.warn("DRM: Ignoring session ID because we have already seen it!");var s=a.createSession(e.sessionType),u=E(s,e);s.load(t).then((function(e){e?(n.debug("DRM: Session loaded.  SessionID = "+u.getSessionId()),c.trigger(f.KEY_SESSION_CREATED,{data:u})):(m(u),c.trigger(f.KEY_SESSION_CREATED,{data:null,error:new p.a(h.KEY_SESSION_CREATED_ERROR_CODE,h.KEY_SESSION_CREATED_ERROR_MESSAGE+"Could not load session! Invalid Session ID ("+t+")")}))})).catch((function(e){m(u),c.trigger(f.KEY_SESSION_CREATED,{data:null,error:new p.a(h.KEY_SESSION_CREATED_ERROR_CODE,h.KEY_SESSION_CREATED_ERROR_MESSAGE+"Could not load session ("+t+")! "+e.name)})}))},removeKeySession:function(e){e.session.remove().then((function(){n.debug("DRM: Session removed.  SessionID = "+e.getSessionId()),c.trigger(f.KEY_SESSION_REMOVED,{data:e.getSessionId()})}),(function(t){c.trigger(f.KEY_SESSION_REMOVED,{data:null,error:"Error removing session ("+e.getSessionId()+"). "+t.name})}))},closeKeySession:function(e){g(e).catch((function(t){m(e),c.trigger(f.KEY_SESSION_CLOSED,{data:null,error:"Error closing session ("+e.getSessionId()+") "+t.name})}))},stop:function(){for(var e,t=0;t<o.length;t++)(e=o[t]).getUsable()||g(e).catch((function(){m(e)}))},reset:function(){var e,t=o.length;0!==t?function(){for(var n=function(e){m(e),0===o.length&&(i?(i.removeEventListener("encrypted",s),i.setMediaKeys(null).then((function(){c.trigger(f.TEARDOWN_COMPLETE)}))):c.trigger(f.TEARDOWN_COMPLETE))},r=0;r<t;r++)!function(t){e.session.closed.then((function(){n(t)})),g(e).catch((function(){n(t)}))}(e=o[r])}():c.trigger(f.TEARDOWN_COMPLETE)}},n=d.getLogger(t),r=null,i=null,a=null,o=[],u=$(l).getInstance(),s={handleEvent:function(e){switch(e.type){case"encrypted":if(e.initData){var t=ArrayBuffer.isView(e.initData)?e.initData.buffer:e.initData;c.trigger(f.NEED_KEY,{key:new ie(t,e.initDataType)})}}}},t}se[w.PLAYREADY_KEYSTEM_STRING]=[w.PLAYREADY_RECOMMENDATION_KEYSTEM_STRING,w.PLAYREADY_KEYSTEM_STRING],se[w.WIDEVINE_KEYSTEM_STRING]=[w.WIDEVINE_KEYSTEM_STRING],se[w.CLEARKEY_KEYSTEM_STRING]=[w.CLEARKEY_KEYSTEM_STRING],ue.__dashjs_factory_name="ProtectionModel_21Jan2015";var le=dashjs.FactoryMaker.getClassFactory(ue);function ce(e){e=e||{};var t,n,r,i,a,o,u,l,c,f=this.context,d=e.eventBus,g=e.events,m=e.debug,y=e.api;function E(){try{for(var e=0;e<u.length;e++)_(u[e]);r&&r.removeEventListener(y.needkey,l),d.trigger(g.TEARDOWN_COMPLETE)}catch(e){d.trigger(g.TEARDOWN_COMPLETE,{error:"Error tearing down key sessions and MediaKeys! -- "+e.message})}}function _(e){var t=e.session;t.removeEventListener(y.error,e),t.removeEventListener(y.message,e),t.removeEventListener(y.ready,e),t.removeEventListener(y.close,e);for(var n=0;n<u.length;n++)if(u[n]===e){u.splice(n,1);break}t[y.release]()}function v(){var e=null,t=function(){r.removeEventListener("loadedmetadata",e),r[y.setMediaKeys](a),d.trigger(g.VIDEO_ELEMENT_SELECTED)};r.readyState>=1?t():(e=t.bind(this),r.addEventListener("loadedmetadata",e))}return t={getAllInitData:function(){for(var e=[],t=0;t<u.length;t++)e.push(u[t].initData);return e},getSessions:function(){return u},requestKeySystemAccess:function(e){return new Promise((function(t,n){for(var r=!1,i=0;i<e.length;i++)for(var a=e[i].ks.systemString,o=e[i].configs,u=null,l=null,f=0;f<o.length;f++){var h=o[f].audioCapabilities,p=o[f].videoCapabilities;if(h&&0!==h.length){u=[];for(var m=0;m<h.length;m++)window[y.MediaKeys].isTypeSupported(a,h[m].contentType)&&u.push(h[m])}if(p&&0!==p.length){l=[];for(var E=0;E<p.length;E++)window[y.MediaKeys].isTypeSupported(a,p[E].contentType)&&l.push(p[E])}if(!(!u&&!l||u&&0===u.length||l&&0===l.length)){r=!0;var _=new s(u,l),v=c.getKeySystemBySystemString(a),T=new oe(v,_);d.trigger(g.KEY_SYSTEM_ACCESS_COMPLETE,{data:T}),t({data:T});break}}if(!r){var S="Key system access denied! -- No valid audio/video content configurations detected!";d.trigger(g.KEY_SYSTEM_ACCESS_COMPLETE,{error:S}),n({error:S})}}))},selectKeySystem:function(e){return new Promise((function(t,n){try{a=e.mediaKeys=new window[y.MediaKeys](e.keySystem.systemString),i=e.keySystem,o=e,r&&v(),t(i)}catch(e){n({error:"Error selecting keys system ("+i.systemString+")! 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element at ("+this.line+","+this.column+")"),y.head=new u,h.unshift(y.head);else if("styling"===e.local)h[0]instanceof u||U(r,"Parent of <styling> element is not <head> at ("+this.line+","+this.column+")"),null!==y.head.styling&&U("Second <styling> element at ("+this.line+","+this.column+")"),y.head.styling=new l,h.unshift(y.head.styling);else if("style"===e.local){var d;h[0]instanceof l?((d=new c).initFromNode(e,r),d.id?y.head.styling.styles[d.id]=d:x(r,"<style> element missing @id attribute"),h.unshift(d)):h[0]instanceof I?((d=new c).initFromNode(e,r),L(d.styleAttrs,h[0].styleAttrs),h.unshift(d)):U(r,"Parent of <style> element is not <styling> or <region> at ("+this.line+","+this.column+")")}else if("layout"===e.local)h[0]instanceof u||U(r,"Parent of <layout> element is not <head> at "+this.line+","+this.column+")"),null!==y.head.layout&&U(r,"Second <layout> element at "+this.line+","+this.column+")"),y.head.layout=new f,h.unshift(y.head.layout);else if("region"===e.local){h[0]instanceof f||U(r,"Parent of <region> element is not <layout> at "+this.line+","+this.column+")");var E=new I;E.initFromNode(y,e,r),!E.id||E.id in y.head.layout.regions?x(r,"Ignoring <region> with duplicate or missing @id at "+this.line+","+this.column+")"):y.head.layout.regions[E.id]=E,h.unshift(E)}else if("body"===e.local){h[0]instanceof s||U(r,"Parent of <body> element is not <tt> at "+this.line+","+this.column+")"),null!==y.body&&U(r,"Second <body> element at "+this.line+","+this.column+")");var A=new _;A.initFromNode(y,e,r),y.body=A,h.unshift(A)}else if("div"===e.local){h[0]instanceof v||h[0]instanceof _||U(r,"Parent of <div> element is not <body> or <div> at "+this.line+","+this.column+")");var N=new v;N.initFromNode(y,h[0],e,r),h[0].contents.push(N),h.unshift(N)}else if("p"===e.local){h[0]instanceof v||U(r,"Parent of <p> element is not <div> at "+this.line+","+this.column+")");var w=new T;w.initFromNode(y,h[0],e,r),h[0].contents.push(w),h.unshift(w)}else if("span"===e.local){h[0]instanceof S||h[0]instanceof T||U(r,"Parent of <span> element is not <span> or <p> at "+this.line+","+this.column+")");var C=new S;C.initFromNode(y,h[0],e,g[0],r),h[0].contents.push(C),h.unshift(C)}else if("br"===e.local){h[0]instanceof S||h[0]instanceof T||U(r,"Parent of <br> element is not <span> or <p> at "+this.line+","+this.column+")");var D=new b;D.initFromNode(y,h[0],e,r),h[0].contents.push(D),h.unshift(D)}else if("set"===e.local){h[0]instanceof S||h[0]instanceof T||h[0]instanceof v||h[0]instanceof _||h[0]instanceof I||h[0]instanceof b||U(r,"Parent of <set> element is not a content element or a region at "+this.line+","+this.column+")");var O=new R;O.initFromNode(y,h[0],e,r),h[0].sets.push(O),h.unshift(O)}else h.unshift(new o(e));else h.unshift(new o(e));if(h[0]instanceof o)if(e.uri===n.ns_tt&&"metadata"===e.local)m++;else if(m>0&&i&&"onOpenTag"in i){var M=[];for(var P in e.attributes)M[e.attributes[P].uri+" "+e.attributes[P].local]={uri:e.attributes[P].uri,local:e.attributes[P].local,value:e.attributes[P].value};i.onOpenTag(e.uri,e.local,M)}},d.write(e).close(),null!==y.head?delete y.head.styling:y.head=new u,null===y.head.layout&&(y.head.layout=new f);var E=!1;for(var N in y.head.layout.regions){E=!0;break}if(!E){var w=I.prototype.createDefaultRegion();y.head.layout.regions[w.id]=w}for(var C in y.head.layout.regions)a(y,y.head.layout.regions[C],null,null);return y.body&&a(y,y.body,null,null),y},s.prototype.initFromNode=function(e,t){this.cellResolution=function(e,t){var r=D(e,n.ns_ttp,"cellResolution"),i=15,a=32;if(null!==r){var o=/(\d+) (\d+)/.exec(r);null!==o?(a=parseInt(o[1]),i=parseInt(o[2])):F(t,"Malformed cellResolution value (using initial value instead)")}return{w:a,h:i}}(e,t);var r=function(e,t){var r,i=D(e,n.ns_ttp,"frameRate"),a=30;if(null!==i){null!==(r=/(\d+)/.exec(i))?a=parseInt(r[1]):F(t,"Malformed frame rate attribute (using initial value instead)")}var o=D(e,n.ns_ttp,"frameRateMultiplier"),s=1;if(null!==o){null!==(r=/(\d+) (\d+)/.exec(o))?s=parseInt(r[1])/parseInt(r[2]):F(t,"Malformed frame rate multiplier attribute (using initial value instead)")}var u=s*a,l=1,c=D(e,n.ns_ttp,"tickRate");if(null===c)null!==i&&(l=u);else{null!==(r=/(\d+)/.exec(c))?l=parseInt(r[1]):F(t,"Malformed tick rate attribute (using initial value instead)")}return{effectiveFrameRate:u,tickRate:l}}(e,t);this.effectiveFrameRate=r.effectiveFrameRate,this.tickRate=r.tickRate,this.aspectRatio=function(e,t){var r=D(e,n.ns_ittp,"aspectRatio"),i=null;if(null!==r){var a=/(\d+) (\d+)/.exec(r);if(null!==a){var o=parseInt(a[1]),s=parseInt(a[2]);0!==o&&0!==s?i=o/s:x(t,"Illegal aspectRatio values (ignoring)")}else x(t,"Malformed aspectRatio attribute (ignoring)")}return i}(e,t);var a=D(e,n.ns_ttp,"timeBase");null!==a&&"media"!==a&&U(t,"Unsupported time base");var o=function(e,t){var r=D(e,n.ns_tts,"extent");if(null===r)return null;var a=r.split(" ");if(2!==a.length)return F(t,"Malformed extent (ignoring)"),null;var o=i.parseLength(a[0]),s=i.parseLength(a[1]);if(!s||!o)return F(t,"Malformed extent values (ignoring)"),null;return{h:s,w:o}}(e,t);null===o?this.pxDimensions={h:480,w:640}:("px"===o.h.unit&&"px"===o.w.unit||U(t,"Extent on TT must be in px or absent"),this.pxDimensions={h:o.h.value,w:o.w.value})},s.prototype._registerEvent=function(e){if(!(e.end<=e.begin)){var t=B(this.events,e.begin);if(t.found||this.events.splice(t.index,0,e.begin),e.end!==Number.POSITIVE_INFINITY){var n=B(this.events,e.end);n.found||this.events.splice(n.index,0,e.end)}}},s.prototype.getMediaTimeRange=function(){return[this.events[0],this.events[this.events.length-1]]},s.prototype.getMediaTimeEvents=function(){return this.events},c.prototype.initFromNode=function(e,t){this.id=N(e),this.styleAttrs=C(e,t),this.styleRefs=w(e)},h.prototype.initFromNode=function(e,t,n,r){this.id=N(n)},p.prototype.initFromNode=function(e,t,n,r){this.regionID=function(e){return e&&"region"in e.attributes?e.attributes.region.value:""}(n)},g.prototype.initFromNode=function(e,t,n,r){this.styleAttrs=C(n,r),null!==e.head&&null!==e.head.styling&&P(e.head.styling,w(n),this.styleAttrs,r)},m.prototype.initFromNode=function(e,t,n,r){this.sets=[]},y.prototype.initFromNode=function(e,t,n,r){this.contents=[]},E.prototype.initFromNode=function(e,t,n,r){var i=function(e,t,n,r){var i=null;n&&"begin"in n.attributes&&null===(i=O(e.tickRate,e.effectiveFrameRate,n.attributes.begin.value))&&F(r,"Malformed begin value "+n.attributes.begin.value+" (using 0)");var a=null;n&&"dur"in n.attributes&&null===(a=O(e.tickRate,e.effectiveFrameRate,n.attributes.dur.value))&&F(r,"Malformed dur value "+n.attributes.dur.value+" (ignoring)");var o=null;n&&"end"in n.attributes&&null===(o=O(e.tickRate,e.effectiveFrameRate,n.attributes.end.value))&&F(r,"Malformed end value (ignoring)");return{explicit_begin:i,explicit_end:o,explicit_dur:a}}(e,0,n,r);this.explicit_begin=i.explicit_begin,this.explicit_end=i.explicit_end,this.explicit_dur=i.explicit_dur,this.timeContainer=function(e,t){var n=e&&"timeContainer"in e.attributes?e.attributes.timeContainer.value:null;return n&&"par"!==n?"seq"===n?"seq":(x(t,"Illegal value of timeContainer (assuming 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e=new I;return h.call(e,""),g.call(e,{}),m.call(e,[]),E.call(e,0,Number.POSITIVE_INFINITY,null),e},I.prototype.initFromNode=function(e,t,n){h.prototype.initFromNode.call(this,e,null,t,n),g.prototype.initFromNode.call(this,e,null,t,n),E.prototype.initFromNode.call(this,e,null,t,n),m.prototype.initFromNode.call(this,e,null,t,n),null!==e.head&&null!==e.head.styling&&P(e.head.styling,w(t),this.styleAttrs,n)},R.prototype.initFromNode=function(e,t,n,r){E.prototype.initFromNode.call(this,e,t,n,r);var i=C(n,r);for(var a in this.qname=null,this.value=null,i){if(this.qname){x(r,"More than one style specified on set");break}this.qname=a,this.value=i[a]}}}(t,"undefined"==typeof sax?n(76):sax,"undefined"==typeof imscNames?n(47):imscNames,"undefined"==typeof imscStyles?n(59):imscStyles,"undefined"==typeof imscUtils?n(65):imscUtils)},function(e,t,n){(function(e){!function(t){t.parser=function(e,t){return new a(e,t)},t.SAXParser=a,t.SAXStream=s,t.createStream=function(e,t){return new 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t=0,n=i.length;t<n;t++)e[i[t]]=""}(this),this.q=this.c="",this.bufferCheckPosition=t.MAX_BUFFER_LENGTH,this.opt=n||{},this.opt.lowercase=this.opt.lowercase||this.opt.lowercasetags,this.looseCase=this.opt.lowercase?"toLowerCase":"toUpperCase",this.tags=[],this.closed=this.closedRoot=this.sawRoot=!1,this.tag=this.error=null,this.strict=!!e,this.noscript=!(!e&&!this.opt.noscript),this.state=I.BEGIN,this.strictEntities=this.opt.strictEntities,this.ENTITIES=this.strictEntities?Object.create(t.XML_ENTITIES):Object.create(t.ENTITIES),this.attribList=[],this.opt.xmlns&&(this.ns=Object.create(p)),this.trackPosition=!1!==this.opt.position,this.trackPosition&&(this.position=this.line=this.column=0),N(this,"onready")}t.EVENTS=["text","processinginstruction","sgmldeclaration","doctype","comment","opentagstart","attribute","opentag","closetag","opencdata","cdata","closecdata","error","end","ready","script","opennamespace","closenamespace"],Object.create||(Object.create=function(e){function t(){}return t.prototype=e,new t}),Object.keys||(Object.keys=function(e){var t=[];for(var n in e)e.hasOwnProperty(n)&&t.push(n);return t}),a.prototype={end:function(){M(this)},write:function(e){if(this.error)throw this.error;if(this.closed)return O(this,"Cannot write after close. Assign an onready handler.");if(null===e)return M(this);"object"==typeof e&&(e=e.toString());var n=0,r="";for(;r=j(e,n++),this.c=r,r;)switch(this.trackPosition&&(this.position++,"\n"===r?(this.line++,this.column=0):this.column++),this.state){case I.BEGIN:if(this.state=I.BEGIN_WHITESPACE,"\ufeff"===r)continue;G(this,r);continue;case I.BEGIN_WHITESPACE:G(this,r);continue;case I.TEXT:if(this.sawRoot&&!this.closedRoot){for(var a=n-1;r&&"<"!==r&&"&"!==r;)(r=j(e,n++))&&this.trackPosition&&(this.position++,"\n"===r?(this.line++,this.column=0):this.column++);this.textNode+=e.substring(a,n-1)}"<"!==r||this.sawRoot&&this.closedRoot&&!this.strict?(!T(u,r)||this.sawRoot&&!this.closedRoot||P(this,"Text data outside of root node."),"&"===r?this.state=I.TEXT_ENTITY:this.textNode+=r):(this.state=I.OPEN_WAKA,this.startTagPosition=this.position);continue;case I.SCRIPT:"<"===r?this.state=I.SCRIPT_ENDING:this.script+=r;continue;case I.SCRIPT_ENDING:"/"===r?this.state=I.CLOSE_TAG:(this.script+="<"+r,this.state=I.SCRIPT);continue;case I.OPEN_WAKA:if("!"===r)this.state=I.SGML_DECL,this.sgmlDecl="";else if(v(u,r));else if(v(g,r))this.state=I.OPEN_TAG,this.tagName=r;else if("/"===r)this.state=I.CLOSE_TAG,this.tagName="";else if("?"===r)this.state=I.PROC_INST,this.procInstName=this.procInstBody="";else{if(P(this,"Unencoded <"),this.startTagPosition+1<this.position){var o=this.position-this.startTagPosition;r=new Array(o).join(" ")+r}this.textNode+="<"+r,this.state=I.TEXT}continue;case I.SGML_DECL:"[CDATA["===(this.sgmlDecl+r).toUpperCase()?(w(this,"onopencdata"),this.state=I.CDATA,this.sgmlDecl="",this.cdata=""):this.sgmlDecl+r==="--"?(this.state=I.COMMENT,this.comment="",this.sgmlDecl=""):"DOCTYPE"===(this.sgmlDecl+r).toUpperCase()?(this.state=I.DOCTYPE,(this.doctype||this.sawRoot)&&P(this,"Inappropriately located doctype 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I.COMMENT_ENDING:"-"===r?(this.state=I.COMMENT_ENDED,this.comment=D(this.opt,this.comment),this.comment&&w(this,"oncomment",this.comment),this.comment=""):(this.comment+="-"+r,this.state=I.COMMENT);continue;case I.COMMENT_ENDED:">"!==r?(P(this,"Malformed comment"),this.comment+="--"+r,this.state=I.COMMENT):this.state=I.TEXT;continue;case I.CDATA:"]"===r?this.state=I.CDATA_ENDING:this.cdata+=r;continue;case I.CDATA_ENDING:"]"===r?this.state=I.CDATA_ENDING_2:(this.cdata+="]"+r,this.state=I.CDATA);continue;case I.CDATA_ENDING_2:">"===r?(this.cdata&&w(this,"oncdata",this.cdata),w(this,"onclosecdata"),this.cdata="",this.state=I.TEXT):"]"===r?this.cdata+="]":(this.cdata+="]]"+r,this.state=I.CDATA);continue;case I.PROC_INST:"?"===r?this.state=I.PROC_INST_ENDING:v(u,r)?this.state=I.PROC_INST_BODY:this.procInstName+=r;continue;case I.PROC_INST_BODY:if(!this.procInstBody&&v(u,r))continue;"?"===r?this.state=I.PROC_INST_ENDING:this.procInstBody+=r;continue;case 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/*!
 * @overview es6-promise - a tiny implementation of Promises/A+.
 * @copyright Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors (Conversion to ES6 API by Jake Archibald)
 * @license   Licensed under MIT license
 *            See https://raw.githubusercontent.com/stefanpenner/es6-promise/master/LICENSE
 * @version   v4.2.8+1e68dce6
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