@l5i/dashjs
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A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.
32 lines (31 loc) • 4.36 kB
JavaScript
/**
* The copyright in this software is being made available under the BSD License,
* included below. This software may be subject to other third party and contributor
* rights, including patent rights, and no such rights are granted under this license.
*
* Copyright (c) 2013, Dash Industry Forum.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* * Neither the name of Dash Industry Forum nor the names of its
* contributors may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/'use strict';Object.defineProperty(exports,'__esModule',{value:true});function _interopRequireDefault(obj){return obj && obj.__esModule?obj:{'default':obj};}var _voDashJSError=require('./vo/DashJSError');var _voDashJSError2=_interopRequireDefault(_voDashJSError);var _netHTTPLoader=require('./net/HTTPLoader');var _netHTTPLoader2=_interopRequireDefault(_netHTTPLoader);var _voMetricsHTTPRequest=require('./vo/metrics/HTTPRequest');var _voTextRequest=require('./vo/TextRequest');var _voTextRequest2=_interopRequireDefault(_voTextRequest);var _coreEventBus=require('../core/EventBus');var _coreEventBus2=_interopRequireDefault(_coreEventBus);var _coreEventsEvents=require('../core/events/Events');var _coreEventsEvents2=_interopRequireDefault(_coreEventsEvents);var _coreFactoryMaker=require('../core/FactoryMaker');var _coreFactoryMaker2=_interopRequireDefault(_coreFactoryMaker);var _coreErrorsErrors=require('../core/errors/Errors');var _coreErrorsErrors2=_interopRequireDefault(_coreErrorsErrors);function XlinkLoader(config){config = config || {};var RESOLVE_TO_ZERO='urn:mpeg:dash:resolve-to-zero:2013';var context=this.context;var eventBus=(0,_coreEventBus2['default'])(context).getInstance();var httpLoader=(0,_netHTTPLoader2['default'])(context).create({errHandler:config.errHandler,metricsModel:config.metricsModel,mediaPlayerModel:config.mediaPlayerModel,requestModifier:config.requestModifier});var instance=undefined;function load(url,element,resolveObject){var report=function report(content,resolveToZero){element.resolved = true;element.resolvedContent = content?content:null;eventBus.trigger(_coreEventsEvents2['default'].XLINK_ELEMENT_LOADED,{element:element,resolveObject:resolveObject,error:content || resolveToZero?null:new _voDashJSError2['default'](_coreErrorsErrors2['default'].XLINK_LOADER_LOADING_FAILURE_ERROR_CODE,_coreErrorsErrors2['default'].XLINK_LOADER_LOADING_FAILURE_ERROR_MESSAGE + url)});};if(url === RESOLVE_TO_ZERO){report(null,true);}else {var request=new _voTextRequest2['default'](url,_voMetricsHTTPRequest.HTTPRequest.XLINK_EXPANSION_TYPE);httpLoader.load({request:request,success:function success(data){report(data);},error:function error(){report(null);}});}}function reset(){if(httpLoader){httpLoader.abort();httpLoader = null;}}instance = {load:load,reset:reset};return instance;}XlinkLoader.__dashjs_factory_name = 'XlinkLoader';exports['default'] = _coreFactoryMaker2['default'].getClassFactory(XlinkLoader);module.exports = exports['default'];
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