@l5i/dashjs
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A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.
46 lines (45 loc) • 3.92 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 _voIsoBox=require('../vo/IsoBox');var _voIsoBox2=_interopRequireDefault(_voIsoBox);var _coreFactoryMaker=require('../../core/FactoryMaker');var _coreFactoryMaker2=_interopRequireDefault(_coreFactoryMaker);function IsoFile(){var instance=undefined,parsedIsoFile=undefined; /**
* @param {string} type
* @returns {IsoBox|null}
* @memberof IsoFile#
*/function getBox(type){if(!type || !parsedIsoFile || !parsedIsoFile.boxes || parsedIsoFile.boxes.length === 0 || typeof parsedIsoFile.fetch !== 'function')return null;return convertToDashIsoBox(parsedIsoFile.fetch(type));} /**
* @param {string} type
* @returns {Array|null} array of {@link IsoBox}
* @memberof IsoFile#
*/function getBoxes(type){var boxes=[];if(!type || !parsedIsoFile || typeof parsedIsoFile.fetchAll !== 'function'){return boxes;}var boxData=parsedIsoFile.fetchAll(type);var box=undefined;for(var i=0,ln=boxData.length;i < ln;i++) {box = convertToDashIsoBox(boxData[i]);if(box){boxes.push(box);}}return boxes;} /**
* @param {string} value
* @memberof IsoFile#
*/function setData(value){parsedIsoFile = value;} /**
* @returns {IsoBox|null}
* @memberof IsoFile#
*/function getLastBox(){if(!parsedIsoFile || !parsedIsoFile.boxes || !parsedIsoFile.boxes.length)return null;var type=parsedIsoFile.boxes[parsedIsoFile.boxes.length - 1].type;var boxes=getBoxes(type);return boxes.length > 0?boxes[boxes.length - 1]:null;}function convertToDashIsoBox(boxData){if(!boxData)return null;var box=new _voIsoBox2['default'](boxData);if(boxData.hasOwnProperty('_incomplete')){box.isComplete = !boxData._incomplete;}return box;}instance = {getBox:getBox,getBoxes:getBoxes,setData:setData,getLastBox:getLastBox};return instance;}IsoFile.__dashjs_factory_name = 'IsoFile';exports['default'] = _coreFactoryMaker2['default'].getClassFactory(IsoFile);module.exports = exports['default'];
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