@l5i/dashjs
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A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.
37 lines (36 loc) • 5.16 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 _voDVBErrors=require('../vo/DVBErrors');var _voDVBErrors2=_interopRequireDefault(_voDVBErrors);var _MetricsReportingEvents=require('../MetricsReportingEvents');var _MetricsReportingEvents2=_interopRequireDefault(_MetricsReportingEvents);function DVBErrorsTranslator(config){config = config || {};var instance=undefined;var eventBus=config.eventBus;var metricModel=config.metricsModel;var mpd=undefined;var metricsConstants=config.metricsConstants; //MediaPlayerEvents have been added to Events in MediaPlayer class
var Events=config.events;function report(vo){var o=new _voDVBErrors2['default']();if(!mpd){return;}for(var key in vo) {if(vo.hasOwnProperty(key)){o[key] = vo[key];}}if(!o.mpdurl){o.mpdurl = mpd.originalUrl || mpd.url;}if(!o.terror){o.terror = new Date();}metricModel.addDVBErrors(o);}function onManifestUpdate(e){if(e.error){return;}mpd = e.manifest;}function onServiceLocationChanged(e){report({errorcode:_voDVBErrors2['default'].BASE_URL_CHANGED,servicelocation:e.entry});}function onBecameReporter(){report({errorcode:_voDVBErrors2['default'].BECAME_REPORTER});}function handleHttpMetric(vo){if(vo.responsecode === 0 || // connection failure - unknown
vo.responsecode >= 400 || // HTTP error status code
vo.responsecode < 100 || // unknown status codes
vo.responsecode >= 600){ // unknown status codes
report({errorcode:vo.responsecode || _voDVBErrors2['default'].CONNECTION_ERROR,url:vo.url,terror:vo.tresponse,servicelocation:vo._serviceLocation});}}function onMetricEvent(e){switch(e.metric){case metricsConstants.HTTP_REQUEST:handleHttpMetric(e.value);break;default:break;}}function onPlaybackError(e){var reason=e.error?e.error.code:0;var errorcode=undefined;switch(reason){case MediaError.MEDIA_ERR_NETWORK:errorcode = _voDVBErrors2['default'].CONNECTION_ERROR;break;case MediaError.MEDIA_ERR_DECODE:errorcode = _voDVBErrors2['default'].CORRUPT_MEDIA_OTHER;break;default:return;}report({errorcode:errorcode});}function initialise(){eventBus.on(Events.MANIFEST_UPDATED,onManifestUpdate,instance);eventBus.on(Events.SERVICE_LOCATION_BLACKLIST_CHANGED,onServiceLocationChanged,instance);eventBus.on(Events.METRIC_ADDED,onMetricEvent,instance);eventBus.on(Events.METRIC_UPDATED,onMetricEvent,instance);eventBus.on(Events.PLAYBACK_ERROR,onPlaybackError,instance);eventBus.on(_MetricsReportingEvents2['default'].BECAME_REPORTING_PLAYER,onBecameReporter,instance);}function reset(){eventBus.off(Events.MANIFEST_UPDATED,onManifestUpdate,instance);eventBus.off(Events.SERVICE_LOCATION_BLACKLIST_CHANGED,onServiceLocationChanged,instance);eventBus.off(Events.METRIC_ADDED,onMetricEvent,instance);eventBus.off(Events.METRIC_UPDATED,onMetricEvent,instance);eventBus.off(Events.PLAYBACK_ERROR,onPlaybackError,instance);eventBus.off(_MetricsReportingEvents2['default'].BECAME_REPORTING_PLAYER,onBecameReporter,instance);}instance = {initialise:initialise,reset:reset};initialise();return instance;}DVBErrorsTranslator.__dashjs_factory_name = 'DVBErrorsTranslator';exports['default'] = dashjs.FactoryMaker.getSingletonFactory(DVBErrorsTranslator); /* jshint ignore:line */module.exports = exports['default'];
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