@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) • 4.03 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 _coreFactoryMaker=require('../../core/FactoryMaker');var _coreFactoryMaker2=_interopRequireDefault(_coreFactoryMaker);var _coreDebug=require('../../core/Debug');var _coreDebug2=_interopRequireDefault(_coreDebug);function MediaSourceController(){var instance=undefined,logger=undefined;var context=this.context;function setup(){logger = (0,_coreDebug2['default'])(context).getInstance().getLogger(instance);}function createMediaSource(){var hasWebKit=('WebKitMediaSource' in window);var hasMediaSource=('MediaSource' in window);if(hasMediaSource){return new MediaSource();}else if(hasWebKit){return new WebKitMediaSource();}return null;}function attachMediaSource(source,videoModel){var objectURL=window.URL.createObjectURL(source);videoModel.setSource(objectURL);return objectURL;}function detachMediaSource(videoModel){videoModel.setSource(null);}function setDuration(source,value){if(source.duration != value)source.duration = value;return source.duration;}function setSeekable(source,start,end){if(source && typeof source.setLiveSeekableRange === 'function' && typeof source.clearLiveSeekableRange === 'function' && source.readyState === 'open' && start >= 0 && start < end){source.clearLiveSeekableRange();source.setLiveSeekableRange(start,end);}}function signalEndOfStream(source){var buffers=source.sourceBuffers;var ln=buffers.length;if(source.readyState !== 'open'){return;}for(var i=0;i < ln;i++) {if(buffers[i].updating){return;}if(buffers[i].buffered.length === 0){return;}}logger.info('call to mediaSource endOfStream');source.endOfStream();}instance = {createMediaSource:createMediaSource,attachMediaSource:attachMediaSource,detachMediaSource:detachMediaSource,setDuration:setDuration,setSeekable:setSeekable,signalEndOfStream:signalEndOfStream};setup();return instance;}MediaSourceController.__dashjs_factory_name = 'MediaSourceController';exports['default'] = _coreFactoryMaker2['default'].getSingletonFactory(MediaSourceController);module.exports = exports['default'];
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