text: /**
   * 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 _voKeyPair=require('../vo/KeyPair');var _voKeyPair2=_interopRequireDefault(_voKeyPair);var _voClearKeyKeySet=require('../vo/ClearKeyKeySet');var _voClearKeyKeySet2=_interopRequireDefault(_voClearKeyKeySet);var _CommonEncryption=require('../CommonEncryption');var _CommonEncryption2=_interopRequireDefault(_CommonEncryption);var _constantsProtectionConstants=require('../../constants/ProtectionConstants');var _constantsProtectionConstants2=_interopRequireDefault(_constantsProtectionConstants);var uuid='1077efec-c0b2-4d02-ace3-3c1e52e2fb4b';var systemString=_constantsProtectionConstants2['default'].CLEARKEY_KEYSTEM_STRING;var schemeIdURI='urn:uuid:' + uuid;function KeySystemW3CClearKey(config){var instance=undefined;var BASE64=config.BASE64;var debug=config.debug; /**
       * Returns desired clearkeys (as specified in the CDM message) from protection data
       *
       * @param {ProtectionData} protectionData the protection data
       * @param {ArrayBuffer} message the ClearKey CDM message
       * @returns {ClearKeyKeySet} the key set or null if none found
       * @throws {Error} if a keyID specified in the CDM message was not found in the
       * protection data
       * @memberof KeySystemClearKey
       */function getClearKeysFromProtectionData(protectionData,message){var clearkeySet=null;if(protectionData){ // ClearKey is the only system that does not require a license server URL, so we
  // handle it here when keys are specified in protection data
  var jsonMsg=JSON.parse(String.fromCharCode.apply(null,new Uint8Array(message)));var keyPairs=[];for(var i=0;i < jsonMsg.kids.length;i++) {var clearkeyID=jsonMsg.kids[i];var clearkey=protectionData.clearkeys && protectionData.clearkeys.hasOwnProperty(clearkeyID)?protectionData.clearkeys[clearkeyID]:null;if(!clearkey){throw new Error('DRM: ClearKey keyID (' + clearkeyID + ') is not known!');} // KeyIDs from CDM are not base64 padded.  Keys may or may not be padded
  keyPairs.push(new _voKeyPair2['default'](clearkeyID,clearkey));}clearkeySet = new _voClearKeyKeySet2['default'](keyPairs);debug.warn('ClearKey schemeIdURI is using W3C Common PSSH systemID (1077efec-c0b2-4d02-ace3-3c1e52e2fb4b) in Content Protection. See DASH-IF IOP v4.1 section 7.6.2.4');}return clearkeySet;}function getInitData(cp){return _CommonEncryption2['default'].parseInitDataFromContentProtection(cp,BASE64);}function getRequestHeadersFromMessage() /*message*/{return null;}function getLicenseRequestFromMessage(message){return new Uint8Array(message);}function getLicenseServerURLFromInitData() /*initData*/{return null;}function getCDMData(){return null;}function getSessionId() /*cp*/{return null;}instance = {uuid:uuid,schemeIdURI:schemeIdURI,systemString:systemString,getInitData:getInitData,getRequestHeadersFromMessage:getRequestHeadersFromMessage,getLicenseRequestFromMessage:getLicenseRequestFromMessage,getLicenseServerURLFromInitData:getLicenseServerURLFromInitData,getCDMData:getCDMData,getSessionId:getSessionId,getClearKeysFromProtectionData:getClearKeysFromProtectionData};return instance;}KeySystemW3CClearKey.__dashjs_factory_name = 'KeySystemW3CClearKey';exports['default'] = dashjs.FactoryMaker.getSingletonFactory(KeySystemW3CClearKey); /* jshint ignore:line */module.exports = exports['default'];
  //# sourceMappingURL=KeySystemW3CClearKey.js.map
  