dashjs/build/es5/src/dash/controllers/SegmentsController.js

A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.

'use strict';Object.defineProperty(exports,"__esModule",{value:true});var _DashConstants=require('../constants/DashConstants');var _DashConstants2=_interopRequireDefault(_DashConstants);var _FactoryMaker=require('../../core/FactoryMaker');var _FactoryMaker2=_interopRequireDefault(_FactoryMaker);var _TimelineSegmentsGetter=require('../utils/TimelineSegmentsGetter');var _TimelineSegmentsGetter2=_interopRequireDefault(_TimelineSegmentsGetter);var _TemplateSegmentsGetter=require('../utils/TemplateSegmentsGetter');var _TemplateSegmentsGetter2=_interopRequireDefault(_TemplateSegmentsGetter);var _ListSegmentsGetter=require('../utils/ListSegmentsGetter');var _ListSegmentsGetter2=_interopRequireDefault(_ListSegmentsGetter);var _SegmentBaseGetter=require('../utils/SegmentBaseGetter');var _SegmentBaseGetter2=_interopRequireDefault(_SegmentBaseGetter);var _SegmentBaseLoader=require('../SegmentBaseLoader');var _SegmentBaseLoader2=_interopRequireDefault(_SegmentBaseLoader);var _WebmSegmentBaseLoader=require('../WebmSegmentBaseLoader');var _WebmSegmentBaseLoader2=_interopRequireDefault(_WebmSegmentBaseLoader);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj};}/**
 * 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.
 */function SegmentsController(config){config=config||{};var context=this.context;var dashMetrics=config.dashMetrics;var mediaPlayerModel=config.mediaPlayerModel;var errHandler=config.errHandler;var baseURLController=config.baseURLController;var instance=void 0,getters=void 0,segmentBaseLoader=void 0;function setup(){getters={};segmentBaseLoader=isWebM(config.mimeType)?(0,_WebmSegmentBaseLoader2.default)(context).getInstance():(0,_SegmentBaseLoader2.default)(context).getInstance();segmentBaseLoader.setConfig({baseURLController:baseURLController,dashMetrics:dashMetrics,mediaPlayerModel:mediaPlayerModel,errHandler:errHandler});}function isWebM(mimeType){var type=mimeType?mimeType.split('/')[1]:'';return'webm'===type.toLowerCase();}function initialize(isDynamic){segmentBaseLoader.initialize();getters[_DashConstants2.default.SEGMENT_TIMELINE]=(0,_TimelineSegmentsGetter2.default)(context).create(config,isDynamic);getters[_DashConstants2.default.SEGMENT_TEMPLATE]=(0,_TemplateSegmentsGetter2.default)(context).create(config,isDynamic);getters[_DashConstants2.default.SEGMENT_LIST]=(0,_ListSegmentsGetter2.default)(context).create(config,isDynamic);getters[_DashConstants2.default.SEGMENT_BASE]=(0,_SegmentBaseGetter2.default)(context).create(config,isDynamic);}function update(voRepresentation,type,hasInitialization,hasSegments){if(!hasInitialization){updateInitSegment(voRepresentation);}if(!hasSegments){updateSegments(voRepresentation,type);}}function updateInitSegment(voRepresentation){segmentBaseLoader.loadInitialization(voRepresentation);}function updateSegments(voRepresentation,type){segmentBaseLoader.loadSegments(voRepresentation,type,voRepresentation.indexRange);}function getSegmentsGetter(representation){if(representation.segments){return getters[_DashConstants2.default.SEGMENT_BASE];}return getters[representation.segmentInfoType];}function getSegmentByIndex(representation,index,lastSegmentTime){var getter=getSegmentsGetter(representation);if(getter){return getter.getSegmentByIndex(representation,index,lastSegmentTime);}return null;}function getSegmentByTime(representation,time){var getter=getSegmentsGetter(representation);if(getter){return getter.getSegmentByTime(representation,time);}return null;}instance={initialize:initialize,update:update,getSegmentByIndex:getSegmentByIndex,getSegmentByTime:getSegmentByTime};setup();return instance;}SegmentsController.__dashjs_factory_name='SegmentsController';var factory=_FactoryMaker2.default.getClassFactory(SegmentsController);exports.default=factory;
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