shaka-player
Version:
DASH/EME video player library
134 lines (133 loc) • 1.28 MB
JavaScript
/*
@license
Shaka Player
Copyright 2016 Google LLC
SPDX-License-Identifier: Apache-2.0
*/
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"complete"&&!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING){if(/\bdeps.js$/.test(this.path)){a.loaded();return}throw Error('Cannot write "'+this.path+'" after document load');}var c=goog.getScriptNonce_();if(!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING&&goog.isDocumentLoading_()){var d=function(h){h.readyState&&h.readyState!="complete"?h.onload=d:(goog.Dependency.unregisterCallback_(e),a.loaded())};var e=goog.Dependency.registerCallback_(d);c=c?' nonce="'+c+'"':"";var f='<script src="'+this.path+'"'+
c+(goog.Dependency.defer_?" defer":"")+' id="script-'+e+'">\x3c/script>';f+="<script"+c+">";f=goog.Dependency.defer_?f+("document.getElementById('script-"+e+"').onload = function() {\n goog.Dependency.callback_('"+e+"', this);\n};\n"):f+("goog.Dependency.callback_('"+e+"', document.getElementById('script-"+e+"'));");f+="\x3c/script>";b.write(goog.TRUSTED_TYPES_POLICY_?goog.TRUSTED_TYPES_POLICY_.createHTML(f):f)}else{var g=b.createElement("script");g.defer=goog.Dependency.defer_;g.async=!1;c&&(g.nonce=
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a.setModuleState(goog.ModuleType.ES6)});f(void 0,'goog.Dependency.callback_("'+g+'")');f(this.path,void 0);var h=goog.Dependency.registerCallback_(function(l){goog.Dependency.unregisterCallback_(h);a.registerEs6ModuleExports(e.path,l,goog.moduleLoaderState_.moduleName)});f(void 0,'import * as m from "'+this.path+'"; goog.Dependency.callback_("'+h+'", m)');var k=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(k);a.clearModuleState();a.loaded()});f(void 0,'goog.Dependency.callback_("'+
k+'")')}else goog.logToConsole_("Cannot use default debug loader outside of HTML documents."),a.pause()},goog.TransformedDependency=function(a,b,c,d,e){goog.Dependency.call(this,a,b,c,d,e);this.contents_=null;this.lazyFetch_=!goog.inHtmlDocument_()||!("noModule"in goog.global.document.createElement("script"))},goog.inherits(goog.TransformedDependency,goog.Dependency),goog.TransformedDependency.prototype.load=function(a){function b(){e.contents_=goog.loadFileSync_(e.path);e.contents_&&(e.contents_=
e.transform(e.contents_),e.contents_&&(e.contents_+="\n//# sourceURL="+e.path))}function c(){e.lazyFetch_&&b();if(e.contents_){f&&a.setModuleState(goog.ModuleType.ES6);try{var l=e.contents_;e.contents_=null;goog.globalEval(goog.CLOSURE_EVAL_PREFILTER_.createScript(l));if(f)var m=goog.moduleLoaderState_.moduleName}finally{f&&a.clearModuleState()}f&&goog.global.$jscomp.require.ensure([e.getPathName()],function(){a.registerEs6ModuleExports(e.path,goog.global.$jscomp.require(e.getPathName()),m)});a.loaded()}}
function d(){var l=goog.global.document,m=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(m);c()}),n=goog.getScriptNonce_();n="<script"+(n?' nonce="'+n+'"':"")+">"+goog.protectScriptTag_('goog.Dependency.callback_("'+m+'");')+"\x3c/script>";l.write(goog.TRUSTED_TYPES_POLICY_?goog.TRUSTED_TYPES_POLICY_.createHTML(n):n)}var e=this;if(goog.global.CLOSURE_IMPORT_SCRIPT)b(),this.contents_&&goog.global.CLOSURE_IMPORT_SCRIPT("",this.contents_)?(this.contents_=null,a.loaded()):
a.pause();else{var f=this.loadFlags.module==goog.ModuleType.ES6;this.lazyFetch_||b();var g=a.pending().length>1;if(goog.Dependency.defer_&&(g||goog.isDocumentLoading_()))a.defer(function(){c()});else{var h=goog.global.document;g=goog.inHtmlDocument_()&&("ActiveXObject"in goog.global||goog.isEdge_());if(f&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()&&!g){goog.Dependency.defer_=!0;a.pause();var k=h.onreadystatechange;h.onreadystatechange=function(){h.readyState=="interactive"&&(h.onreadystatechange=
k,c(),a.resume());typeof k==="function"&&k.apply(void 0,arguments)}}else goog.inHtmlDocument_()&&goog.isDocumentLoading_()?d():c()}}},goog.TransformedDependency.prototype.transform=function(a){},goog.PreTranspiledEs6ModuleDependency=function(a,b,c,d,e){goog.TransformedDependency.call(this,a,b,c,d,e)},goog.inherits(goog.PreTranspiledEs6ModuleDependency,goog.TransformedDependency),goog.PreTranspiledEs6ModuleDependency.prototype.transform=function(a){return a},goog.GoogModuleDependency=function(a,b,
c,d,e){goog.TransformedDependency.call(this,a,b,c,d,e)},goog.inherits(goog.GoogModuleDependency,goog.TransformedDependency),goog.GoogModuleDependency.prototype.transform=function(a){return goog.LOAD_MODULE_USING_EVAL&&goog.global.JSON!==void 0?"goog.loadModule("+goog.global.JSON.stringify(a+"\n//# sourceURL="+this.path+"\n")+");":'goog.loadModule(function(exports) {"use strict";'+a+"\n;return exports});\n//# sourceURL="+this.path+"\n"},goog.DebugLoader_.prototype.addDependency=function(a,b,c,d){b=
b||[];a=a.replace(/\\/g,"/");var e=goog.normalizePath_(goog.basePath+a);d&&typeof d!=="boolean"||(d=d?{module:goog.ModuleType.GOOG}:{});c=this.factory_.createDependency(e,a,b,c,d);this.dependencies_[e]=c;for(c=0;c<b.length;c++)this.idToPath_[b[c]]=e;this.idToPath_[a]=e},goog.DependencyFactory=function(){},goog.DependencyFactory.prototype.createDependency=function(a,b,c,d,e){return e.module==goog.ModuleType.GOOG?new goog.GoogModuleDependency(a,b,c,d,e):e.module==goog.ModuleType.ES6?goog.ASSUME_ES_MODULES_TRANSPILED?
new goog.PreTranspiledEs6ModuleDependency(a,b,c,d,e):new goog.Es6ModuleDependency(a,b,c,d,e):new goog.Dependency(a,b,c,d,e)},goog.debugLoader_=new goog.DebugLoader_,goog.loadClosureDeps=function(){goog.debugLoader_.loadClosureDeps()},goog.setDependencyFactory=function(a){goog.debugLoader_.setDependencyFactory(a)},goog.TRUSTED_TYPES_POLICY_=goog.TRUSTED_TYPES_POLICY_NAME?goog.createTrustedTypesPolicy(goog.TRUSTED_TYPES_POLICY_NAME+"#base"):null,goog.global.CLOSURE_NO_DEPS||goog.debugLoader_.loadClosureDeps(),
goog.bootstrap=function(a,b){goog.debugLoader_.bootstrap(a,b)});if(!COMPILED){var isChrome87=!1;try{isChrome87=eval(goog.global.trustedTypes.emptyScript)!==goog.global.trustedTypes.emptyScript}catch(a){}goog.CLOSURE_EVAL_PREFILTER_=goog.global.trustedTypes&&isChrome87&&goog.createTrustedTypesPolicy("goog#base#devonly#eval")||{createScript:goog.identity_}};/*
@license
Shaka Player
Copyright 2016 Google LLC
SPDX-License-Identifier: Apache-2.0
*/
goog.asserts=class{static assert(a,b){}};goog.asserts.ENABLE_ASSERTS=!0;goog.asserts.ENABLE_ASSERTS&&console.assert&&console.assert.bind&&(goog.asserts.assert=console.assert.bind(console));var shaka={abr:{}};
shaka.abr.Ewma=class{constructor(a){goog.asserts.assert(a>0,"expected halfLife to be positive");this.logHalf_=Math.log(.5);this.alpha_=Math.exp(this.logHalf_/a);this.totalWeight_=this.estimate_=0}updateAlpha(a){goog.asserts.assert(a>0,"expected halfLife to be positive");this.alpha_=Math.exp(this.logHalf_/a)}sample(a,b){const c=Math.pow(this.alpha_,a);b=b*(1-c)+c*this.estimate_;isNaN(b)||(this.estimate_=b,this.totalWeight_+=a)}getEstimate(){return this.estimate_/(1-Math.pow(this.alpha_,this.totalWeight_))}};shaka.abr.EwmaBandwidthEstimator=class{constructor(){this.fast_=new shaka.abr.Ewma(2);this.slow_=new shaka.abr.Ewma(5);this.bytesSampled_=0;this.minTotalBytes_=128E3;this.minBytes_=16E3}configure(a){this.minTotalBytes_=a.minTotalBytes;this.minBytes_=a.minBytes;this.fast_.updateAlpha(a.fastHalfLife);this.slow_.updateAlpha(a.slowHalfLife)}sample(a,b){if(!(b<this.minBytes_)){var c=8E3*b/a;a/=1E3;this.bytesSampled_+=b;this.fast_.sample(a,c);this.slow_.sample(a,c)}}getBandwidthEstimate(a){return this.bytesSampled_<
this.minTotalBytes_?a:Math.min(this.fast_.getEstimate(),this.slow_.getEstimate())}hasGoodEstimate(){return this.bytesSampled_>=this.minTotalBytes_}};shaka.log=class{static alwaysError(...a){}static alwaysWarn(...a){}static warnOnce(a,...b){shaka.log.oneTimeWarningIssued_.has(a)||(shaka.log.oneTimeWarningIssued_.add(a),shaka.log.alwaysWarn(...b))}static error(...a){}static warning(...a){}static info(...a){}static debug(...a){}static v1(...a){}static v2(...a){}};shaka.log.Level={NONE:0,ERROR:1,WARNING:2,INFO:3,DEBUG:4,V1:5,V2:6};shaka.log.MAX_LOG_LEVEL=4;shaka.log.oneTimeWarningIssued_=new Set;
window.console&&(shaka.log.logMap_=(new Map).set(shaka.log.Level.ERROR,(...a)=>console.error(...a)).set(shaka.log.Level.WARNING,(...a)=>console.warn(...a)).set(shaka.log.Level.INFO,(...a)=>console.info(...a)).set(shaka.log.Level.DEBUG,(...a)=>console.log(...a)).set(shaka.log.Level.V1,(...a)=>console.debug(...a)).set(shaka.log.Level.V2,(...a)=>console.debug(...a)),shaka.log.alwaysWarn=(...a)=>console.warn(...a),shaka.log.alwaysError=(...a)=>console.error(...a),goog.DEBUG?(goog.exportSymbol("shaka.log",
shaka.log),shaka.log.setLevel=a=>{const b=c=>c<=a?(goog.asserts.assert(shaka.log.logMap_.has(c),"Unexpected log level"),shaka.log.logMap_.get(c)):()=>{};shaka.log.currentLevel=a;shaka.log.error=b(shaka.log.Level.ERROR);shaka.log.warning=b(shaka.log.Level.WARNING);shaka.log.info=b(shaka.log.Level.INFO);shaka.log.debug=b(shaka.log.Level.DEBUG);shaka.log.v1=b(shaka.log.Level.V1);shaka.log.v2=b(shaka.log.Level.V2)},shaka.log.setLevel(shaka.log.MAX_LOG_LEVEL)):(shaka.log.MAX_LOG_LEVEL>=shaka.log.Level.ERROR&&
(shaka.log.error=shaka.log.logMap_.get(shaka.log.Level.ERROR)),shaka.log.MAX_LOG_LEVEL>=shaka.log.Level.WARNING&&(shaka.log.warning=shaka.log.logMap_.get(shaka.log.Level.WARNING)),shaka.log.MAX_LOG_LEVEL>=shaka.log.Level.INFO&&(shaka.log.info=shaka.log.logMap_.get(shaka.log.Level.INFO)),shaka.log.MAX_LOG_LEVEL>=shaka.log.Level.DEBUG&&(shaka.log.debug=shaka.log.logMap_.get(shaka.log.Level.DEBUG)),shaka.log.MAX_LOG_LEVEL>=shaka.log.Level.V1&&(shaka.log.v1=shaka.log.logMap_.get(shaka.log.Level.V1)),
shaka.log.MAX_LOG_LEVEL>=shaka.log.Level.V2&&(shaka.log.v2=shaka.log.logMap_.get(shaka.log.Level.V2))));shaka.util={};
shaka.util.ArrayUtils=class{static defaultEquals(a,b){return typeof a==="number"&&typeof b==="number"&&isNaN(a)&&isNaN(b)?!0:a===b}static remove(a,b){b=a.indexOf(b);b>-1&&a.splice(b,1)}static count(a,b){let c=0;for(const d of a)c+=b(d)?1:0;return c}static hasSameElements(a,b,c){c||(c=shaka.util.ArrayUtils.defaultEquals);if(a.length!=b.length)return!1;b=b.slice();for(const d of a){a=b.findIndex(e=>c(d,e));if(a==-1)return!1;b[a]=b[b.length-1];b.pop()}return b.length==0}static partition(a,b){const c=
[],d=[];for(const e of a)b(e)?c.push(e):d.push(e);return[c,d]}static binarySearch(a,b){let c=0,d=a.length;for(;c<d;){const e=c+d>>>1;b(a[e])?c=e+1:d=e}return c}static equal(a,b,c){if(a===b)return!0;if(!a||!b)return a==b;c||(c=shaka.util.ArrayUtils.defaultEquals);if(a.length!=b.length)return!1;for(let d=0;d<a.length;d++)if(!c(a[d],b[d]))return!1;return!0}};shaka.util.IReleasable=class{release(){}};shaka.util.MultiMap=class{constructor(){this.map_=new Map}push(a,b){this.map_.getOrInsertComputed(a,()=>[]).push(b)}get(a){return this.map_.has(a)?this.map_.get(a).slice():null}getAll(){const a=[];for(const b of this.map_.values())a.push(...b);return a}remove(a,b){if(this.map_.has(a)){var c=this.map_.get(a).filter(d=>d!=b);this.map_.set(a,c);c.length||this.map_.delete(a)}}clear(){this.map_.clear()}forEach(a){this.map_.forEach((b,c)=>{a(c,b)})}size(){return this.map_.size}keys(){return Array.from(this.map_.keys())}};shaka.util.EventManager=class{constructor(){this.bindingMap_=new shaka.util.MultiMap}release(){this.removeAll();this.bindingMap_=null}listen(a,b,c,d){this.bindingMap_&&(a=new shaka.util.EventManager.Binding_(a,b,c,d),this.bindingMap_.push(b,a))}listenOnce(a,b,c,d){const e=f=>{this.unlisten(a,b,e);c(f)};this.listen(a,b,e,d)}listenMulti(a,b,c,d){if(this.bindingMap_)for(const e of b)this.listen(a,e,c,d)}listenOnceMulti(a,b,c,d){if(this.bindingMap_){var e=!1,f=g=>{if(!e){e=!0;for(const h of b)this.unlisten(a,
h,f);c(g)}};for(const g of b)this.listen(a,g,f,d)}}unlisten(a,b,c){if(this.bindingMap_){var d=this.bindingMap_.get(b)||[];for(const e of d)e.target!=a||c!=e.listener&&c||(e.unlisten(),this.bindingMap_.remove(b,e))}}removeAll(){if(this.bindingMap_){var a=this.bindingMap_.getAll();for(const b of a)b.unlisten();this.bindingMap_.clear()}}};goog.exportSymbol("shaka.util.EventManager",shaka.util.EventManager);goog.exportProperty(shaka.util.EventManager.prototype,"removeAll",shaka.util.EventManager.prototype.removeAll);
goog.exportProperty(shaka.util.EventManager.prototype,"unlisten",shaka.util.EventManager.prototype.unlisten);goog.exportProperty(shaka.util.EventManager.prototype,"listenOnceMulti",shaka.util.EventManager.prototype.listenOnceMulti);goog.exportProperty(shaka.util.EventManager.prototype,"listenMulti",shaka.util.EventManager.prototype.listenMulti);goog.exportProperty(shaka.util.EventManager.prototype,"listenOnce",shaka.util.EventManager.prototype.listenOnce);
goog.exportProperty(shaka.util.EventManager.prototype,"listen",shaka.util.EventManager.prototype.listen);goog.exportProperty(shaka.util.EventManager.prototype,"release",shaka.util.EventManager.prototype.release);
shaka.util.EventManager.Binding_=class{constructor(a,b,c,d){this.target=a;this.type=b;this.listener=c;this.options=shaka.util.EventManager.Binding_.convertOptions_(a,d);this.target.addEventListener(b,c,this.options)}unlisten(){goog.asserts.assert(this.target,"Missing target");this.target.removeEventListener(this.type,this.listener,this.options);this.listener=this.target=null;this.options=!1}static convertOptions_(a,b){if(b==void 0)return!1;if(typeof b=="boolean")return b;const c=new Set(["passive",
"capture"]),d=Object.keys(b).filter(e=>!c.has(e));goog.asserts.assert(d.length==0,"Unsupported flag(s) to addEventListener: "+d.join(","));return shaka.util.EventManager.Binding_.doesSupportObject_(a)?b:b.capture||!1}static doesSupportObject_(a){let b=shaka.util.EventManager.Binding_.supportsObject_;if(b==void 0){b=!1;try{const d={};var c={get:()=>{b=!0;return!1}};Object.defineProperty(d,"passive",c);Object.defineProperty(d,"capture",c);c=()=>{};a.addEventListener("test",c,d);a.removeEventListener("test",
c,d)}catch(d){b=!1}shaka.util.EventManager.Binding_.supportsObject_=b}return b||!1}};shaka.util.EventManager.Binding_.supportsObject_=void 0;shaka.util.Lazy=class{constructor(a){this.gen_=a;this.value_=void 0}value(){this.value_===void 0&&(this.value_=this.gen_(),goog.asserts.assert(this.value_!==void 0,"Unable to create lazy value"));return this.value_}reset(){this.value_=void 0}};/*
@license
Shaka Player
Copyright 2025 Google LLC
SPDX-License-Identifier: Apache-2.0
*/
shaka.device={};
shaka.device.DeviceFactory=class{static registerDeviceFactory(a){goog.asserts.assert(!shaka.device.DeviceFactory.factory_,"Device Factory should NOT be defined");shaka.device.DeviceFactory.factory_=a}static registerDefaultDeviceFactory(a){goog.asserts.assert(!shaka.device.DeviceFactory.defaultFactory_,"Default device Factory should NOT be defined");shaka.device.DeviceFactory.defaultFactory_=a}static getDevice(){goog.asserts.assert(shaka.device.DeviceFactory.factory_||shaka.device.DeviceFactory.defaultFactory_,"Device Factory should be defined");
return shaka.device.DeviceFactory.device_.value()}};shaka.device.DeviceFactory.factory_=null;shaka.device.DeviceFactory.defaultFactory_=null;shaka.device.DeviceFactory.device_=new shaka.util.Lazy(()=>{let a=void 0;shaka.device.DeviceFactory.factory_&&(a=shaka.device.DeviceFactory.factory_());!a&&shaka.device.DeviceFactory.defaultFactory_&&(a=shaka.device.DeviceFactory.defaultFactory_());a&&shaka.log.info(a.toString());return a});shaka.device.IDevice=class{supportsMediaSource(){}supportsMediaType(a){}supportsMediaCapabilities(){}getVersion(){}getDeviceName(){}getDeviceType(){}getBrowserEngine(){}requiresEncryptionInfoInAllInitSegments(a,b){}requiresClearAndEncryptedInitSegments(){}insertEncryptionDataBeforeClear(){}requiresTfhdFix(a){}requiresEC3InitSegments(){}requiresDvvcWorkaround(a){}supportsSequenceMode(){}supportsSmoothCodecSwitching(a){}seekDelay(){}detectMaxHardwareResolution(){}supportsServerCertificate(){}adjustConfig(a){}shouldOverrideDolbyVisionCodecs(){}shouldAvoidUseTextDecoderEncoder(){}supportsOfflineStorage(){}rejectCodecs(){}getHdrLevel(a){}supportsAirPlay(){}misreportAC3UsingDrm(){}returnLittleEndianUsingPlayReady(){}supportsEncryptionSchemePolyfill(){}misreportsSupportForPersistentLicenses(){}supportStandardVP9Checking(){}createMediaKeysWhenCheckingSupport(){}disableHEVCSupport(){}supportsCbcsWithoutEncryptionSchemeSupport(){}supportsContainerChangeType(){}needWaitForEncryptedEvent(a){}getRemote(a){}};
shaka.device.IDevice.DeviceType={DESKTOP:"DESKTOP",MOBILE:"MOBILE",TV:"TV",VR:"VR",APPLE_VR:"APPLE_VR",CONSOLE:"CONSOLE",CAST:"CAST"};shaka.device.IDevice.BrowserEngine={CHROMIUM:"CHROMIUM",EDGE:"EDGE",GECKO:"GECKO",WEBKIT:"WEBKIT",UNKNOWN:"UNKNOWN"};/*
@license
Copyright 2008 The Closure Library Authors
SPDX-License-Identifier: Apache-2.0
*/
goog.uri={};goog.uri.utils={};goog.uri.utils.splitRe_=RegExp("^(?:([^:/?#.]+):)?(?://(?:([^/?#]*)@)?([^/#?]*?)(?::([0-9]+))?(?=[/#?]|$))?([^?#]+)?(?:\\?([^#]*))?(?:#(.*))?$");goog.uri.utils.ComponentIndex={SCHEME:1,USER_INFO:2,DOMAIN:3,PORT:4,PATH:5,QUERY_DATA:6,FRAGMENT:7};goog.uri.utils.split=function(a){return a.match(goog.uri.utils.splitRe_)};/*
@license
Copyright 2006 The Closure Library Authors
SPDX-License-Identifier: Apache-2.0
*/
goog.Uri=function(a){var b;a instanceof goog.Uri?(this.setScheme(a.getScheme()),this.setUserInfo(a.getUserInfo()),this.setDomain(a.getDomain()),this.setPort(a.getPort()),this.setPath(a.getPath()),this.setQueryData(a.getQueryData().clone()),this.setFragment(a.getFragment())):a&&(b=goog.uri.utils.split(String(a)))?(this.setScheme(b[goog.uri.utils.ComponentIndex.SCHEME]||"",!0),this.setUserInfo(b[goog.uri.utils.ComponentIndex.USER_INFO]||"",!0),this.setDomain(b[goog.uri.utils.ComponentIndex.DOMAIN]||
"",!0),this.setPort(b[goog.uri.utils.ComponentIndex.PORT]),this.setPath(b[goog.uri.utils.ComponentIndex.PATH]||"",!0),this.setQueryData(b[goog.uri.utils.ComponentIndex.QUERY_DATA]||"",!0),this.setFragment(b[goog.uri.utils.ComponentIndex.FRAGMENT]||"",!0)):this.queryData_=new goog.Uri.QueryData(null,null)};goog.Uri.prototype.scheme_="";goog.Uri.prototype.userInfo_="";goog.Uri.prototype.domain_="";goog.Uri.prototype.port_=null;goog.Uri.prototype.path_="";goog.Uri.prototype.fragment_="";
goog.Uri.prototype.toString=function(){var a=[],b=this.getScheme();b&&a.push(goog.Uri.encodeSpecialChars_(b,goog.Uri.reDisallowedInSchemeOrUserInfo_,!0),":");if(b=this.getDomain()){a.push("//");var c=this.getUserInfo();c&&a.push(goog.Uri.encodeSpecialChars_(c,goog.Uri.reDisallowedInSchemeOrUserInfo_,!0),"@");a.push(goog.Uri.removeDoubleEncoding_(encodeURIComponent(b)));b=this.getPort();b!=null&&a.push(":",String(b))}if(b=this.getPath())this.hasDomain()&&b.charAt(0)!="/"&&a.push("/"),a.push(goog.Uri.encodeSpecialChars_(b,
b.charAt(0)=="/"?goog.Uri.reDisallowedInAbsolutePath_:goog.Uri.reDisallowedInRelativePath_,!0));(b=this.getEncodedQuery())&&a.push("?",b);(b=this.getFragment())&&a.push("#",goog.Uri.encodeSpecialChars_(b,goog.Uri.reDisallowedInFragment_));return a.join("")};
goog.Uri.prototype.resolve=function(a){var b=this.clone();b.scheme_==="data"&&(b=new goog.Uri);var c=a.hasScheme();c?b.setScheme(a.getScheme()):c=a.hasUserInfo();c?b.setUserInfo(a.getUserInfo()):c=a.hasDomain();c?b.setDomain(a.getDomain()):c=a.hasPort();var d=a.getPath();if(c)b.setPort(a.getPort());else if(c=a.hasPath()){if(d.charAt(0)!="/")if(this.hasDomain()&&!this.hasPath())d="/"+d;else{var e=b.getPath().lastIndexOf("/");e!=-1&&(d=b.getPath().substr(0,e+1)+d)}d=goog.Uri.removeDotSegments(d)}c?
b.setPath(d):c=a.hasQuery();c?b.setQueryData(a.getQueryData().clone()):c=a.hasFragment();c&&b.setFragment(a.getFragment());return b};goog.Uri.prototype.clone=function(){return new goog.Uri(this)};goog.Uri.prototype.getScheme=function(){return this.scheme_};goog.Uri.prototype.setScheme=function(a,b){if(this.scheme_=b?goog.Uri.decodeOrEmpty_(a,!0):a)this.scheme_=this.scheme_.replace(/:$/,"");return this};goog.Uri.prototype.hasScheme=function(){return!!this.scheme_};goog.Uri.prototype.getUserInfo=function(){return this.userInfo_};
goog.Uri.prototype.setUserInfo=function(a,b){this.userInfo_=b?goog.Uri.decodeOrEmpty_(a):a;return this};goog.Uri.prototype.hasUserInfo=function(){return!!this.userInfo_};goog.Uri.prototype.getDomain=function(){return this.domain_};goog.Uri.prototype.setDomain=function(a,b){this.domain_=b?goog.Uri.decodeOrEmpty_(a,!0):a;return this};goog.Uri.prototype.hasDomain=function(){return!!this.domain_};goog.Uri.prototype.getPort=function(){return this.port_};
goog.Uri.prototype.setPort=function(a){if(a){a=Number(a);if(isNaN(a)||a<0)throw Error("Bad port number "+a);this.port_=a}else this.port_=null;return this};goog.Uri.prototype.hasPort=function(){return this.port_!=null};goog.Uri.prototype.getPath=function(){return this.path_};goog.Uri.prototype.setPath=function(a,b){this.path_=b?goog.Uri.decodeOrEmpty_(a,!0):a;return this};goog.Uri.prototype.hasPath=function(){return!!this.path_};
goog.Uri.prototype.hasQuery=function(){return this.queryData_.toString()!==""};goog.Uri.prototype.setQueryData=function(a,b){a instanceof goog.Uri.QueryData?this.queryData_=a:(b||(a=goog.Uri.encodeSpecialChars_(a,goog.Uri.reDisallowedInQuery_)),this.queryData_=new goog.Uri.QueryData(a,null));return this};goog.Uri.prototype.getEncodedQuery=function(){return this.queryData_.toString()};goog.Uri.prototype.getDecodedQuery=function(){return this.queryData_.toDecodedString()};
goog.Uri.prototype.getQueryData=function(){return this.queryData_};goog.Uri.prototype.getFragment=function(){return this.fragment_};goog.Uri.prototype.setFragment=function(a,b){this.fragment_=b?goog.Uri.decodeOrEmpty_(a):a;return this};goog.Uri.prototype.hasFragment=function(){return!!this.fragment_};
goog.Uri.removeDotSegments=function(a){if(a==".."||a==".")return"";if(a.indexOf("./")==-1&&a.indexOf("/.")==-1)return a;var b=a.lastIndexOf("/",0)==0;a=a.split("/");for(var c=[],d=0;d<a.length;){var e=a[d++];e=="."?b&&d==a.length&&c.push(""):e==".."?((c.length>1||c.length==1&&c[0]!="")&&c.pop(),b&&d==a.length&&c.push("")):(c.push(e),b=!0)}return c.join("/")};goog.Uri.decodeOrEmpty_=function(a,b){return a?b?decodeURI(a):decodeURIComponent(a):""};
goog.Uri.encodeSpecialChars_=function(a,b,c){return a!=null?(a=encodeURI(a).replace(b,goog.Uri.encodeChar_),c&&(a=goog.Uri.removeDoubleEncoding_(a)),a):null};goog.Uri.encodeChar_=function(a){a=a.charCodeAt(0);return"%"+(a>>4&15).toString(16)+(a&15).toString(16)};goog.Uri.removeDoubleEncoding_=function(a){return a.replace(/%25([0-9a-fA-F]{2})/g,"%$1")};goog.Uri.reDisallowedInSchemeOrUserInfo_=/[#\/\?@]/g;goog.Uri.reDisallowedInRelativePath_=/[#\?:]/g;goog.Uri.reDisallowedInAbsolutePath_=/[#\?]/g;
goog.Uri.reDisallowedInQuery_=/[#\?@]/g;goog.Uri.reDisallowedInFragment_=/#/g;goog.Uri.QueryData=function(a,b){this.encodedQuery_=a||null};goog.Uri.QueryData.prototype.ensureKeyMapInitialized_=function(){if(!this.keyMap_&&(this.keyMap_=new Map,this.count_=0,this.encodedQuery_))for(var a=this.encodedQuery_.split("&"),b=0;b<a.length;b++){var c=a[b].indexOf("="),d=null;if(c>=0){var e=a[b].substring(0,c);d=a[b].substring(c+1)}else e=a[b];e=decodeURIComponent(e);d=d||"";this.add(e,decodeURIComponent(d))}};
goog.Uri.QueryData.prototype.keyMap_=null;goog.Uri.QueryData.prototype.count_=null;goog.Uri.QueryData.prototype.getCount=function(){this.ensureKeyMapInitialized_();return this.count_};goog.Uri.QueryData.prototype.add=function(a,b){this.ensureKeyMapInitialized_();this.encodedQuery_=null;var c=this.keyMap_.has(a)?this.keyMap_.get(a):null;c||this.keyMap_.set(a,c=[]);c.push(b);goog.asserts.assert(this.count_!=null,"Should not be null.");this.count_++;return this};
goog.Uri.QueryData.prototype.set=function(a,b){this.ensureKeyMapInitialized_();this.encodedQuery_=null;this.keyMap_.has(a)?this.keyMap_.set(a,[b]):this.add(a,b);return this};goog.Uri.QueryData.prototype.get=function(a){this.ensureKeyMapInitialized_();return this.keyMap_.get(a)||[]};
goog.Uri.QueryData.prototype.toString=function(){if(this.encodedQuery_)return this.encodedQuery_;if(!this.keyMap_||!this.keyMap_.size)return"";var a=[];for(const f of this.keyMap_.keys())for(var b=encodeURIComponent(f),c=this.keyMap_.get(f),d=0;d<c.length;d++){var e=b;c[d]!==""&&(e+="="+encodeURIComponent(c[d]));a.push(e)}return this.encodedQuery_=a.join("&")};goog.Uri.QueryData.prototype.toDecodedString=function(){return goog.Uri.decodeOrEmpty_(this.toString())};
goog.Uri.QueryData.prototype.clone=function(){var a=new goog.Uri.QueryData;a.encodedQuery_=this.encodedQuery_;if(this.keyMap_){var b=new Map;for(const [c,d]of this.keyMap_)b.set(c,d.concat());a.keyMap_=b;a.count_=this.count_}return a};shaka.util.BufferUtils=class{static equal(a,b){var c=shaka.util.BufferUtils;if(!a&&!b)return!0;if(!a||!b||a.byteLength!=b.byteLength)return!1;if(c.unsafeGetArrayBuffer_(a)==c.unsafeGetArrayBuffer_(b)&&(a.byteOffset||0)==(b.byteOffset||0))return!0;c=shaka.util.BufferUtils.toUint8(a);b=shaka.util.BufferUtils.toUint8(b);for(let d=0;d<a.byteLength;d++)if(c[d]!=b[d])return!1;return!0}static unsafeGetArrayBuffer_(a){return ArrayBuffer.isView(a)?a.buffer:a}static toArrayBuffer(a){return ArrayBuffer.isView(a)?
a.byteOffset==0&&a.byteLength==a.buffer.byteLength?a.buffer:(new Uint8Array(a)).buffer:a}static toUint8(a,b=0,c=Infinity){return shaka.util.BufferUtils.view_(a,b,c,Uint8Array)}static toUint16(a,b=0,c=Infinity){return shaka.util.BufferUtils.view_(a,b,c,Uint16Array)}static toDataView(a,b=0,c=Infinity){return shaka.util.BufferUtils.view_(a,b,c,DataView)}static view_(a,b,c,d){const e=shaka.util.BufferUtils.unsafeGetArrayBuffer_(a);let f=1;"BYTES_PER_ELEMENT"in d&&(f=d.BYTES_PER_ELEMENT);const g=((a.byteOffset||
0)+a.byteLength)/f;a=Math.floor(Math.max(0,Math.min(((a.byteOffset||0)+b)/f,g)));return new d(e,a,Math.floor(Math.min(a+Math.max(c,0),g))-a)}};goog.exportSymbol("shaka.util.BufferUtils",shaka.util.BufferUtils);goog.exportProperty(shak