shaka-player
Version:
DASH/EME video player library
120 lines (119 loc) • 97.8 kB
JavaScript
/*
Copyright The Closure Library Authors.
SPDX-License-Identifier: Apache-2.0
*/
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@license
Shaka Player
Copyright 2016 Google LLC
SPDX-License-Identifier: Apache-2.0
*/
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C.Code={UNSUPPORTED_SCHEME:1E3,BAD_HTTP_STATUS:1001,HTTP_ERROR:1002,TIMEOUT:1003,MALFORMED_DATA_URI:1004,REQUEST_FILTER_ERROR:1006,RESPONSE_FILTER_ERROR:1007,MALFORMED_TEST_URI:1008,UNEXPECTED_TEST_REQUEST:1009,ATTEMPTS_EXHAUSTED:1010,SEGMENT_MISSING:1011,INVALID_TEXT_HEADER:2E3,INVALID_TEXT_CUE:2001,UNABLE_TO_DETECT_ENCODING:2003,BAD_ENCODING:2004,INVALID_XML:2005,INVALID_MP4_TTML:2007,INVALID_MP4_VTT:2008,UNABLE_TO_EXTRACT_CUE_START_TIME:2009,INVALID_MP4_CEA:2010,TEXT_COULD_NOT_GUESS_MIME_TYPE:2011,
CANNOT_ADD_EXTERNAL_TEXT_TO_SRC_EQUALS:2012,TEXT_ONLY_WEBVTT_SRC_EQUALS:2013,MISSING_TEXT_PLUGIN:2014,UNSUPPORTED_EXTERNAL_THUMBNAILS_URI:2017,BUFFER_READ_OUT_OF_BOUNDS:3E3,JS_INTEGER_OVERFLOW:3001,EBML_OVERFLOW:3002,EBML_BAD_FLOATING_POINT_SIZE:3003,MP4_SIDX_WRONG_BOX_TYPE:3004,MP4_SIDX_INVALID_TIMESCALE:3005,MP4_SIDX_TYPE_NOT_SUPPORTED:3006,WEBM_CUES_ELEMENT_MISSING:3007,WEBM_EBML_HEADER_ELEMENT_MISSING:3008,WEBM_SEGMENT_ELEMENT_MISSING:3009,WEBM_INFO_ELEMENT_MISSING:3010,WEBM_DURATION_ELEMENT_MISSING:3011,
WEBM_CUE_TRACK_POSITIONS_ELEMENT_MISSING:3012,WEBM_CUE_TIME_ELEMENT_MISSING:3013,MEDIA_SOURCE_OPERATION_FAILED:3014,MEDIA_SOURCE_OPERATION_THREW:3015,VIDEO_ERROR:3016,QUOTA_EXCEEDED_ERROR:3017,TRANSMUXING_FAILED:3018,CONTENT_TRANSFORMATION_FAILED:3019,TRANSMUXING_NO_VIDEO_DATA:3023,STREAMING_NOT_ALLOWED:3024,BUFFER_WRITE_OUT_OF_BOUNDS:3025,UNABLE_TO_GUESS_MANIFEST_TYPE:4E3,DASH_INVALID_XML:4001,DASH_NO_SEGMENT_INFO:4002,DASH_EMPTY_ADAPTATION_SET:4003,DASH_EMPTY_PERIOD:4004,DASH_WEBM_MISSING_INIT:4005,
DASH_UNSUPPORTED_CONTAINER:4006,DASH_PSSH_BAD_ENCODING:4007,DASH_NO_COMMON_KEY_SYSTEM:4008,DASH_MULTIPLE_KEY_IDS_NOT_SUPPORTED:4009,DASH_CONFLICTING_KEY_IDS:4010,RESTRICTIONS_CANNOT_BE_MET:4012,HLS_PLAYLIST_HEADER_MISSING:4015,INVALID_HLS_TAG:4016,HLS_INVALID_PLAYLIST_HIERARCHY:4017,DASH_DUPLICATE_REPRESENTATION_ID:4018,HLS_MULTIPLE_MEDIA_INIT_SECTIONS_FOUND:4020,HLS_REQUIRED_ATTRIBUTE_MISSING:4023,HLS_REQUIRED_TAG_MISSING:4024,HLS_COULD_NOT_GUESS_CODECS:4025,HLS_KEYFORMATS_NOT_SUPPORTED:4026,DASH_UNSUPPORTED_XLINK_ACTUATE:4027,
DASH_XLINK_DEPTH_LIMIT:4028,CONTENT_UNSUPPORTED_BY_BROWSER:4032,CANNOT_ADD_EXTERNAL_TEXT_TO_LIVE_STREAM:4033,NO_VARIANTS:4036,PERIOD_FLATTENING_FAILED:4037,INCONSISTENT_DRM_ACROSS_PERIODS:4038,HLS_VARIABLE_NOT_FOUND:4039,HLS_MSE_ENCRYPTED_MP2T_NOT_SUPPORTED:4040,HLS_MSE_ENCRYPTED_LEGACY_APPLE_MEDIA_KEYS_NOT_SUPPORTED:4041,NO_WEB_CRYPTO_API:4042,CANNOT_ADD_EXTERNAL_THUMBNAILS_TO_LIVE_STREAM:4045,AES_128_INVALID_IV_LENGTH:4048,AES_128_INVALID_KEY_LENGTH:4049,DASH_CONFLICTING_AES_128:4050,DASH_UNSUPPORTED_AES_128:4051,
DASH_INVALID_PATCH:4052,HLS_EMPTY_MEDIA_PLAYLIST:4053,DASH_MSE_ENCRYPTED_LEGACY_APPLE_MEDIA_KEYS_NOT_SUPPORTED:4054,CANNOT_ADD_EXTERNAL_CHAPTERS_TO_LIVE_STREAM:4055,WEBTRANSPORT_NOT_AVAILABLE:4056,WEBTRANSPORT_INITIALIZATION_FAILED:4057,MSF_VOD_CONTENT_NOT_SUPPORTED:4058,HLS_INVALID_KEY_IV_FOR_GCM:4059,HLS_INVALID_GCM_SEGMENT:4060,DASH_INVALID_JSON:4061,MSF_NO_CATALOG:4062,DASH_UNSUPPORTED_ESSENTIAL_PROPERTY:4063,MSF_CATALOG_TIMEOUT:4064,STREAMING_ENGINE_STARTUP_INVALID_STATE:5006,NO_RECOGNIZED_KEY_SYSTEMS:6E3,
REQUESTED_KEY_SYSTEM_CONFIG_UNAVAILABLE:6001,FAILED_TO_CREATE_CDM:6002,FAILED_TO_ATTACH_TO_VIDEO:6003,INVALID_SERVER_CERTIFICATE:6004,FAILED_TO_CREATE_SESSION:6005,FAILED_TO_GENERATE_LICENSE_REQUEST:6006,LICENSE_REQUEST_FAILED:6007,LICENSE_RESPONSE_REJECTED:6008,ENCRYPTED_CONTENT_WITHOUT_DRM_INFO:6010,NO_LICENSE_SERVER_GIVEN:6012,OFFLINE_SESSION_REMOVED:6013,EXPIRED:6014,SERVER_CERTIFICATE_REQUIRED:6015,INIT_DATA_TRANSFORM_ERROR:6016,SERVER_CERTIFICATE_REQUEST_FAILED:6017,MIN_HDCP_VERSION_NOT_MATCH:6018,
ERROR_CHECKING_HDCP_VERSION:6019,MISSING_EME_SUPPORT:6020,LOAD_INTERRUPTED:7E3,OPERATION_ABORTED:7001,NO_VIDEO_ELEMENT:7002,OBJECT_DESTROYED:7003,CONTENT_NOT_LOADED:7004,SRC_EQUALS_PRELOAD_NOT_SUPPORTED:7005,PRELOAD_DESTROYED:7006,QUEUE_INDEX_OUT_OF_BOUNDS:7007,CAST_API_UNAVAILABLE:8E3,NO_CAST_RECEIVERS:8001,ALREADY_CASTING:8002,UNEXPECTED_CAST_ERROR:8003,CAST_CANCELED_BY_USER:8004,CAST_CONNECTION_TIMED_OUT:8005,CAST_RECEIVER_APP_UNAVAILABLE:8006,STORAGE_NOT_SUPPORTED:9E3,INDEXED_DB_ERROR:9001,DEPRECATED_OPERATION_ABORTED:9002,
REQUESTED_ITEM_NOT_FOUND:9003,MALFORMED_OFFLINE_URI:9004,CANNOT_STORE_LIVE_OFFLINE:9005,NO_INIT_DATA_FOR_OFFLINE:9007,LOCAL_PLAYER_INSTANCE_REQUIRED:9008,NEW_KEY_OPERATION_NOT_SUPPORTED:9011,KEY_NOT_FOUND:9012,MISSING_STORAGE_CELL:9013,STORAGE_LIMIT_REACHED:9014,DOWNLOAD_SIZE_CALLBACK_ERROR:9015,MODIFY_OPERATION_NOT_SUPPORTED:9016,INDEXED_DB_INIT_TIMED_OUT:9017,CS_IMA_SDK_MISSING:1E4,SS_IMA_SDK_MISSING:10002,CURRENT_DAI_REQUEST_NOT_FINISHED:10004,VAST_INVALID_XML:10007,CS_AD_CONTAINER_MISSING:10008,
SS_AD_CONTAINER_MISSING:10009,MEDIATAILOR_REQUEST_FAILED:10010};function Ua(){this.Ia=new Map}Ua.prototype.start=function(){var a=this;self.addEventListener("message",function(b){var c=b.data;switch(c.cmd){case "init":b=c.id;(c=Na(c.mimeType))&&a.Ia.set(b,c());break;case "transmux":Va(a,c);break;case "destroy":b=c.id;if(c=a.Ia.get(b))c.destroy(),a.Ia.delete(b);self.postMessage({cmd:"destroyed",id:b})}})};
function Va(a,b){var c,d,e,g,f,h,k,l,m,p,n,t,u,v,z,E,R,S,O,X,K,da,Y;za(new ya(new ta(function(L){if(L.u==1){c=b.id;d=b.reqId;e=a.Ia.get(c);if(!e)return self.postMessage({cmd:"error",id:c,reqId:d,error:{severity:2,category:3,code:3018,data:["No transmuxer initialized for id "+c]}}),L.return();g=b.streamProps;f=b.refProps;h={id:g.id,codecs:g.codecs,channelsCount:g.channelsCount,audioSamplingRate:g.audioSamplingRate,height:g.height,width:g.width,language:g.language};k=f?{discontinuitySequence:f.discontinuitySequence,
startTime:f.startTime,endTime:f.endTime,getUris:function(){return f.uris}}:null;l=B(b.data);m=b.duration;p=b.contentType;L.Ub(2);return L.Ab(e.transmux(l,h,k,m,p),4)}if(L.u!=2){n=L.wa;t={};u=["audioSamplingRate","channelsCount","height","width"];v=w(u);for(z=v.next();!z.done;z=v.next())E=z.value,h[E]!==g[E]&&(t[E]=h[E]);ArrayBuffer.isView(n)?(R=Qa(n),self.postMessage({cmd:"transmuxed",id:c,reqId:d,output:{type:"raw",data:R},streamMutations:t},[R])):(S=n,O=Qa(S.data),X=S.init?Qa(S.init):null,K=[O],
da={cmd:"transmuxed",id:c,reqId:d,output:{type:"segments",data:O,init:X},streamMutations:t},X&&K.push(X),self.postMessage(da,K));return L.Pb(0)}Y=L.Gb();self.postMessage({cmd:"error",id:c,reqId:d,error:Y instanceof C?{severity:Y.severity,category:Y.category,code:Y.code,data:Y.data}:{severity:2,category:3,code:3018,data:[Y instanceof Error?Y.message:"Unknown error"]}});L.Nb()})))}A("shaka.transmuxer.TransmuxerWorker",Ua);Ua.prototype.start=Ua.prototype.start;
typeof DedicatedWorkerGlobalScope!=="undefined"&&self instanceof DedicatedWorkerGlobalScope&&(new Ua).start();function Xa(a){return Ya.getOrInsertComputed(a,function(){var b,c;return(c=(b=self.ManagedMediaSource||self.MediaSource)==null?void 0:b.isTypeSupported(a))!=null?c:!1})}var Ya=new Map;function Za(){}function $a(a,b){ab.has(a)||ab.set(a,[]);ab.get(a).push(b)}A("shaka.metadata.Metadata",Za);Za.unregisterParserByMime=function(a){ab.delete(a)};Za.registerParserByMime=$a;Za.supports=function(a){a=ab.get(a);return a!=null&&a.length>0};
Za.getMetadataFrames=function(a,b){var c=ab.get(b)||[];b=[];c=w(c);for(var d=c.next();!d.done;d=c.next())d=d.value,b.push.apply(b,x(d().parse(a)));a=new Set;c=[];b=w(b);for(d=b.next();!d.done;d=b.next())d=d.value,a.has(d.key)||(a.add(d.key),c.push(d));return c};var ab=new Map;function D(a){this.jc=a;this.Ja=void 0}D.prototype.value=function(){this.Ja===void 0&&(this.Ja=this.jc());return this.Ja};D.prototype.reset=function(){this.Ja=void 0};var bb=null,cb=null,db=new D(function(){var a=void 0;bb&&(a=bb());!a&&cb&&(a=cb());return a});function eb(){}
function fb(a){if(!a)return"";a=B(a);a[0]==239&&a[1]==187&&a[2]==191&&(a=a.subarray(3));if(self.TextDecoder&&!db.value().yb())return a=(new TextDecoder).decode(a),a.includes("\ufffd")&&Ha('Decoded string contains an "unknown character" codepoint. That probably means the UTF8 encoding was incorrect!'),a;for(var b="",c=0;c<a.length;++c){var d=65533;(a[c]&128)==0?d=a[c]:a.length>=c+2&&(a[c]&224)==192&&(a[c+1]&192)==128?(d=(a[c]&31)<<6|a[c+1]&63,c+=1):a.length>=c+3&&(a[c]&240)==224&&(a[c+1]&192)==128&&
(a[c+2]&192)==128?(d=(a[c]&15)<<12|(a[c+1]&63)<<6|a[c+2]&63,c+=2):a.length>=c+4&&(a[c]&241)==240&&(a[c+1]&192)==128&&(a[c+2]&192)==128&&(a[c+3]&192)==128&&(d=(a[c]&7)<<18|(a[c+1]&63)<<12|(a[c+2]&63)<<6|a[c+3]&63,c+=3);if(d<=65535)b+=String.fromCharCode(d);else{d-=65536;var e=d&1023;b+=String.fromCharCode(55296+(d>>10));b+=String.fromCharCode(56320+e)}}return b}
function gb(a,b,c){if(!a)return"";if(!c&&a.byteLength%2!=0)throw new C(2,2,2004);c=Math.floor(a.byteLength/2);var d=new Uint16Array(c);a=Sa(a);for(var e=0;e<c;e++)d[e]=a.getUint16(e*2,b);return hb.value()(d)}
function ib(a){function b(d){return c.byteLength<=d||c[d]>=9&&c[d]<=126}if(!a)return"";var c=B(a);if(c[0]==239&&c[1]==187&&c[2]==191)return fb(c);if(c[0]==254&&c[1]==255)return gb(c.subarray(2),!1);if(c[0]==255&&c[1]==254)return gb(c.subarray(2),!0);if(c[0]==0&&c[2]==0)return gb(a,!1);if(c[1]==0&&c[3]==0)return gb(a,!0);if(b(0)&&b(1)&&b(2)&&b(3))return fb(a);throw new C(2,2,2003);}A("shaka.util.StringUtils",eb);eb.resetFromCharCode=function(){hb.reset()};
eb.toUTF16=function(a,b){for(var c=new ArrayBuffer(a.length*2),d=new DataView(c),e=0;e<a.length;++e)d.setUint16(e*2,a.charCodeAt(e),b);return c};eb.toUTF8=function(a){if(self.TextEncoder&&!db.value().yb()){var b=new TextEncoder;return Qa(b.encode(a))}a=encodeURIComponent(a);a=unescape(a);b=new Uint8Array(a.length);for(var c=0;c<a.length;c++)b[c]=a[c].charCodeAt(0);return Qa(b)};eb.fromBytesAutoDetect=ib;eb.fromUTF16=gb;eb.fromUTF8=fb;
var hb=new D(function(){function a(c){try{var d=new Uint8Array(c);return String.fromCharCode.apply(null,d).length>0}catch(e){return!1}}for(var b={W:65536};b.W>0;b={W:b.W},b.W/=2)if(a(b.W))return function(c){return function(d){for(var e="",g=0;g<d.length;g+=c.W)e+=String.fromCharCode.apply(null,d.subarray(g,g+c.W));return e}}(b);return null});function jb(){}function kb(a){a=B(a);return Uint8Array.prototype.toBase64?a.toBase64({alphabet:"base64",omitPadding:!1}):(a=hb.value()(a),btoa(a))}function lb(){var a=Aa.apply(0,arguments);return mb(a,0,a.length)}function mb(a,b,c){b=b===void 0?0:b;c=c===void 0?a.length:c;for(var d=0,e=b;e<c;++e)d+=a[e].byteLength;d=new Uint8Array(d);for(e=0;b<c;++b){var g=a[b];ArrayBuffer.isView(g)&&g.BYTES_PER_ELEMENT===1?d.set(g,e):d.set(B(g),e);e+=g.byteLength}return d}A("shaka.util.Uint8ArrayUtils",jb);
jb.concat=lb;jb.toHex=function(a){var b=B(a);if(!Uint8Array.prototype.toHex){a="";b=w(b);for(var c=b.next();!c.done;c=b.next())c=c.value,c=c.toString(16),c.length==1&&(c="0"+c),a+=c;return a}return b.toHex()};jb.fromHex=function(a){if(!("fromHex"in Uint8Array)){for(var b=a.length/2,c=new Uint8Array(b),d=0;d<b;d++)c[d]=parseInt(a.substr(d*2,2),16);return c}return Uint8Array.fromHex(a)};
jb.fromBase64=function(a){if(!("fromBase64"in Uint8Array)){a=self.atob(a.replace(/-/g,"+").replace(/_/g,"/"));for(var b=new Uint8Array(a.length),c=0;c<a.length;++c)b[c]=a.charCodeAt(c);return b}a=a.replace(/\s+/g,"");return Uint8Array.fromBase64(a,{alphabet:/[-_]/.test(a)?"base64url":"base64"})};jb.toBase64=function(a,b){b=b==void 0?!0:b;return Uint8Array.prototype.toBase64?B(a).toBase64({alphabet:"base64url",omitPadding:!b}):(a=kb(a).replace(/\+/g,"-").replace(/\//g,"_"),b?a:a.replace(/[=]*$/,""))};
jb.toStandardBase64=kb;function nb(){}function ob(a,b){a=F(a);b=F(b);a=a.split("-");b=b.split("-");return a[0]==b[0]&&a.length==1&&b.length==2}function pb(a,b){a=F(a);b=F(b);a=a.split("-");b=b.split("-");return a.length==2&&b.length==2&&a[0]==b[0]}
function F(a){a=w(a.split("-x-"));var b=a.next().value;b=b===void 0?"":b;a=a.next().value;a=a===void 0?"":a;var c=w(b.split("-"));b=c.next().value;b=b===void 0?"":b;c=c.next().value;c=c===void 0?"":c;a=a?"x-"+a:"";b=b.toLowerCase();b=qb.get(b)||b;c=c.toUpperCase();return""+(c?b+"-"+c:b)+(a?"-"+a:"")}function rb(a){var b=a.indexOf("-");a=b>=0?a.substring(0,b):a;a=a.toLowerCase();return a=qb.get(a)||a}A("shaka.util.LanguageUtils",nb);
nb.findClosestLocale=function(a,b){a=F(a);var c=new Set;b=w(b);for(var d=b.next();!d.done;d=b.next())c.add(F(d.value));b=w(c);for(d=b.next();!d.done;d=b.next())if(d=d.value,d==a)return d;b=w(c);for(d=b.next();!d.done;d=b.next())if(d=d.value,ob(d,a))return d;b=w(c);for(d=b.next();!d.done;d=b.next())if(d=d.value,pb(d,a))return d;c=w(c);for(b=c.next();!b.done;b=c.next())if(b=b.value,ob(a,b))return b;return null};
nb.getLocaleForVariant=function(a){return a.language?F(a.language):a.audio&&a.audio.language?F(a.audio.language):a.video&&a.video.language?F(a.video.language):"und"};nb.getLocaleForText=function(a){return F(a.language||"und")};nb.getBase=rb;nb.relatedness=function(a,b){a=F(a);b=F(b);return b==a?4:ob(b,a)?3:pb(b,a)?2:ob(a,b)?1:0};nb.areSiblings=function(a,b){var c=rb(a),d=rb(b);return a!=c&&b!=d&&c==d};nb.normalize=F;nb.isSiblingOf=pb;nb.isParentOf=ob;
nb.areLanguageCompatible=function(a,b){a=F(a);b=F(b);return a.split("-")[0]==b.split("-")[0]};nb.areLocaleCompatible=function(a,b){a=F(a);b=F(b);return a==b};
var qb=new Map([["aar","aa"],["abk","ab"],["afr","af"],["aka","ak"],["alb","sq"],["amh","am"],["ara","ar"],["arg","an"],["arm","hy"],["asm","as"],["ava","av"],["ave","ae"],["aym","ay"],["aze","az"],["bak","ba"],["bam","bm"],["baq","eu"],["bel","be"],["ben","bn"],["bih","bh"],["bis","bi"],["bod","bo"],["bos","bs"],["bre","br"],["bul","bg"],["bur","my"],["cat","ca"],["ces","cs"],["cha","ch"],["che","ce"],["chi","zh"],["chu","cu"],["chv","cv"],["cor","kw"],["cos","co"],["cre","cr"],["cym","cy"],["cze",
"cs"],["dan","da"],["deu","de"],["div","dv"],["dut","nl"],["dzo","dz"],["ell","el"],["eng","en"],["epo","eo"],["est","et"],["eus","eu"],["ewe","ee"],["fao","fo"],["fas","fa"],["fij","fj"],["fin","fi"],["fra","fr"],["fre","fr"],["fry","fy"],["ful","ff"],["geo","ka"],["ger","de"],["gla","gd"],["gle","ga"],["glg","gl"],["glv","gv"],["gre","el"],["grn","gn"],["guj","gu"],["hat","ht"],["hau","ha"],["heb","he"],["her","hz"],["hin","hi"],["hmo","ho"],["hrv","hr"],["hun","hu"],["hye","hy"],["ibo","ig"],["ice",
"is"],["ido","io"],["iii","ii"],["iku","iu"],["ile","ie"],["ina","ia"],["ind","id"],["ipk","ik"],["isl","is"],["ita","it"],["jav","jv"],["jpn","ja"],["kal","kl"],["kan","kn"],["kas","ks"],["kat","ka"],["kau","kr"],["kaz","kk"],["khm","km"],["kik","ki"],["kin","rw"],["kir","ky"],["kom","kv"],["kon","kg"],["kor","ko"],["kua","kj"],["kur","ku"],["lao","lo"],["lat","la"],["lav","lv"],["lim","li"],["lin","ln"],["lit","lt"],["ltz","lb"],["lub","lu"],["lug","lg"],["mac","mk"],["mah","mh"],["mal","ml"],["mao",
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"sa"],["sin","si"],["slk","sk"],["slo","sk"],["slv","sl"],["sme","se"],["smo","sm"],["sna","sn"],["snd","sd"],["som","so"],["sot","st"],["spa","es"],["sqi","sq"],["srd","sc"],["srp","sr"],["ssw","ss"],["sun","su"],["swa","sw"],["swe","sv"],["tah","ty"],["tam","ta"],["tat","tt"],["tel","te"],["tgk","tg"],["tgl","tl"],["tha","th"],["tib","bo"],["tir","ti"],["ton","to"],["tsn","tn"],["tso","ts"],["tuk","tk"],["tur","tr"],["twi","tw"],["uig","ug"],["ukr","uk"],["urd","ur"],["uzb","uz"],["ven","ve"],["vie",
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function Fb(a,b){switch(b){case 0:return Array.from(a).map(function(c){return String.fromCharCode(c)}).join("");case 1:return ib(a);case 2:return gb(a,!1);case 3:return fb(a);default:return""}}function Gb(a){return a===1||a===2?2:1}function Hb(a,b,c){c=c===void 0?0:c;if(b===1||b===2){for(b=c;b+1<a.length;b+=2)if(a[b]===0&&a[b+1]===0)return b;return-1}return a.indexOf(0,c)}
function Ib(a){var b={key:a.type,description:"",data:"",mimeType:null,pictureType:null};if(a.type==="APIC"){if(a.size<2)return null;var c=a.data[0],d=a.data.subarray(1).indexOf(0);if(d===-1)return null;var e=fb(B(a.data,1,d)),g=a.data[2+d];d=3+d;var f=Hb(a.data,c,d);if(f===-1)return null;d=Fb(a.data.subarray(d,f),c);c=f+Gb(c);a=e==="--\x3e"?fb(a.data.subarray(c)):Qa(a.data.subarray(c));b.mimeType=e;b.pictureType=g;b.description=d;b.data=a;return b}if(a.type==="COMM"){if(a.size<5)return null;c=a.data[0];
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function Jb(a){for(var b=0,c=[];Cb(a,b);){var d=a[b+3],e=Eb(a,b+6);a[b+5]>>6&1&&(b+=10);b+=10;for(e=b+e;b+10<e&&a[b]!==0;){var g=a.subarray(b);if(d>=4)var f=Eb(g,4);else f=g[4]<<24,f|=g[5]<<16,f|=g[6]<<8,f|=g[7],f>>>=0;g={type:String.fromCharCode(g[0],g[1],g[2],g[3]),size:f,data:g.subarray(10,10+f)};(f=Ib(g))&&c.push(f);b+=g.size+10}Db(a,b)&&(b+=10)}return c}
function Kb(a,b){for(var c=b=b===void 0?0:b,d=0;Cb(a,b);)a[b+5]>>6&1&&(d+=10),d+=10,d+=Eb(a,b+6),Db(a,b+10)&&(d+=10),b+=d;return d>0?a.subarray(c,c+d):new Uint8Array([])}Bb.prototype.parse=function(a){return Jb(a)};A("shaka.metadata.Id3Utils",Bb);Bb.prototype.parse=Bb.prototype.parse;Bb.getID3Data=Kb;Bb.getID3Frames=Jb;for(var Lb=w(Ab),Nb=Lb.next();!Nb.done;Nb=Lb.next())$a(Nb.value,function(){return new Bb});function Ob(a,b){var c=a[b+1]&1?7:9;return b+c<=a.length&&(a=((a[b+3]&3)<<11|a[b+4]<<3|(a[b+5]&224)>>>5)-c,a>0)?{ha:c,g:a}:null}function Pb(a,b){var c=[96E3,88200,64E3,48E3,44100,32E3,24E3,22050,16E3,12E3,11025,8E3,7350],d=(a[b+2]&60)>>>2;if(d>c.length-1)return null;var e=((a[b+2]&192)>>>6)+1,g=(a[b+2]&1)<<2;g|=(a[b+3]&192)>>>6;return{sampleRate:c[d],channelCount:g,codec:"mp4a.40."+e}}
function Qb(a,b){if(b+1<a.length&&a[b]===255&&(a[b+1]&246)===240){var c=a[b+1]&1?7:9;if(b+c>=a.length)return!1;var d=(a[b+3]&3)<<11|a[b+4]<<3|(a[b+5]&224)>>>5;if(d<=c)return!1;b+=d;return b===a.length||b+1<a.length&&a[b]===255&&(a[b+1]&246)===240}return!1}
function Rb(a,b){switch(a){case "mp4a.40.2":if(b===1)return new Uint8Array([0,200,0,128,35,128]);if(b===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(b===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(b===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(b===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(b===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,
2,0,178,0,32,8,224]);break;default:if(b===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(b===2||b===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}return null};function G(a){this.rb=a;this.frameIndex=0;this.Kb=new Map;this.Ob=null}G.prototype.destroy=function(){this.Kb.clear()};G.prototype.getOriginalMimeType=function(){return this.rb};function Sb(a,b){a=Jb(a);return a.length&&(a=a.find(function(c){return c.description==="com.apple.streaming.transportStreamTimestamp"}))?a.data:b}
function Tb(a,b,c,d){c=a.Kb.getOrInsertComputed(c.id+"_"+d.Fb,function(){if(b.ra.length===0)throw Error("StreamInfos must have elements");var g=[];for(var f=w(b.ra),h=f.next();!h.done;h=f.next()){var k=g,l=k.push,m=h.value;h=H;var p=m.id+1,n=m.stream.width||0,t=m.stream.height||0;m.type=="audio"&&(t=n=0);var u=m.duration*m.timescale,v=Math.floor(u/(Ub+1));u=Math.floor(u%(Ub+1));var z=Vb.value();I(z,p,20);I(z,v,28);I(z,u,32);Wb(z,n,88);Wb(z,t,92);p=H("tkhd",z);n=m;m=H;v=n.duration*n.timescale;t=Math.floor(v/
(Ub+1));v=Math.floor(v%(Ub+1));u=n.stream.language;u=u.charCodeAt(0)-96<<10|u.charCodeAt(1)-96<<5|u.charCodeAt(2)-96;z=Xb.value();I(z,n.timescale,20);I(z,t,24);I(z,v,28);Wb(z,u,32);t=H("mdhd",z);v=new Uint8Array([]);switch(n.type){case "video":v=Yb.value();break;case "audio":v=Zb.value()}v=H("hdlr",v);a:{switch(n.type){case "video":n=H("minf",H("vmhd",$b.value()),ac.value(),bc(n));break a;case "audio":n=H("minf",H("smhd",cc.value()),ac.value(),bc(n));break a}n=new Uint8Array([])}m=m("mdia",t,v,n);
h=h("trak",p,m);l.call(k,h)}p=b.ra[0];f=H;k=f.apply;h=p.duration*p.timescale;l=Math.floor(h/(Ub+1));h=Math.floor(h%(Ub+1));m=dc.value();I(m,p.timescale,20);I(m,l,24);I(m,h,28);l=["moov",H("mvhd",m)];h=l.concat;g=x(g);m=[];n=w(b.ra);for(u=n.next();!u.done;u=n.next())t=m,v=t.push,u=u.value.id+1,z=ec.value(),I(z,u,4),u=H("trex",z),v.call(t,u);m=H.apply(fc,["mvex"].concat(x(m)));n=p.stream;p=[];if(hc(n)){n=w(n.drmInfos);for(t=n.next();!t.done;t=n.next())if(t=t.value,t.initData)for(t=w(t.initData),v=t.next();!v.done;v=
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function bc(a){var b=H,c="aac";a.codecs.includes("mp3")?c="mp3":a.codecs.includes("ac-3")?c=db.value().Ha()?"ec-3":"ac-3":a.codecs.includes("ec-3")?c="ec-3":a.codecs.includes("opus")&&(c="opus");var d=new Uint8Array([]);switch(a.type){case "video":a.codecs.includes("avc1")?d=nc(a,"avc1","avcC"):a.codecs.includes("hvc1")&&(d=nc(a,"hvc1","hvcC"));break;case "audio":if(c=="mp3")a=H(".mp3",oc(a));else if(c=="ac-3"){c=H("dac3",a.j);d="ac-3";var e=new Uint8Array([]);hc(a.stream)&&(e=pc(a.stream,a.codecs),
d="enca");a=H(d,oc(a),c,e)}else if(c=="ec-3")c=H("dec3",a.j),d="ec-3",e=new Uint8Array([]),hc(a.stream)&&(e=pc(a.stream,a.codecs),d="enca"),a=H(d,oc(a),c,e);else if(c=="opus")c=H("dOps",a.j),d="Opus",e=new Uint8Array([]),hc(a.stream)&&(e=pc(a.stream,a.codecs),d="enca"),a=H(d,oc(a),c,e);else{if(a.j.byteLength>0)c=H("esds",a.j);else{c=H;d=a.id+1;e=a.stream.channelsCount||2;var g=a.stream.audioSamplingRate||44100;var f=a.codecs.split(",");if(f.length==1)f=f[0];else{var h=sb("audio",f);if(h!=null)f=h;
else throw new C(2,4,4025,f);}h=f;var k={96E3:0,88200:1,64E3:2,48E3:3,44100:4,32E3:5,24E3:6,22050:7,16E3:8,12E3:9,11025:10,8E3:11,7350:12};f=k[g];if(h==="mp4a.40.5"||h==="mp4a.40.29")f=k[g*2];g=parseInt(h.split(".").pop(),10);h=qc.value();Wb(h,d,6);h[26]=g<<3|f>>>1;h[27]=f<<7|e<<3;c=c("esds",h)}d="mp4a";e=new Uint8Array([]);hc(a.stream)&&(e=pc(a.stream,a.codecs),d="enca");a=H(d,oc(a),c,e)}d=a}a=H("stsd",rc.value(),d);return b("stbl",a,sc.value(),tc.value(),uc.value(),vc.value())}
function nc(a,b,c){var d=a.stream.width||0,e=a.stream.height||0,g=new Uint8Array([]);a.j.byteLength>0&&(g=H(c,a.j));c=wc.value();Wb(c,d,24);Wb(c,e,26);if(a.H||a.J){d=a.H||0;e=a.J||0;var f=xc("pasp",8);I(f,d,8);I(f,e,12);d=f}else d=new Uint8Array([]);e=new Uint8Array([]);hc(a.stream)&&(e=pc(a.stream,a.codecs),b="encv");return H(b,c,g,d,e)}function oc(a){var b=a.stream.channelsCount||2;a=a.stream.audioSamplingRate||44100;var c=yc.value();c[17]=b;Wb(c,a,24);return c}
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