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.
   */
  
  import FactoryMaker from '../../core/FactoryMaker';
  import Constants from '../../streaming/constants/Constants';
  
  import {getIndexBasedSegment} from './SegmentsUtils';
  
  function ListSegmentsGetter(config, isDynamic) {
  
      config = config || {};
      const timelineConverter = config.timelineConverter;
  
      let instance;
  
      function checkConfig() {
          if (!timelineConverter || !timelineConverter.hasOwnProperty('calcPeriodRelativeTimeFromMpdRelativeTime')) {
              throw new Error(Constants.MISSING_CONFIG_ERROR);
          }
      }
  
      function getSegmentByIndex(representation, index) {
          checkConfig();
  
          if (!representation) {
              return null;
          }
  
          const list = representation.adaptation.period.mpd.manifest.Period_asArray[representation.adaptation.period.index].AdaptationSet_asArray[representation.adaptation.index].Representation_asArray[representation.index].SegmentList;
          const len = list.SegmentURL_asArray.length;
  
          const startNumber = representation && !isNaN(representation.startNumber) ? representation.startNumber : 1;
          const offsetToSubtract = Math.max(startNumber - 1, 0);
  
          const start = representation.startNumber;
          let segment = null;
          if ((index - offsetToSubtract) < len) {
              const s = list.SegmentURL_asArray[index - offsetToSubtract];
  
              segment = getIndexBasedSegment(timelineConverter, isDynamic, representation, index);
              if (segment) {
                  segment.replacementTime = (start + index - 1) * representation.segmentDuration;
                  segment.media = s.media ? s.media : '';
                  segment.mediaRange = s.mediaRange;
                  segment.index = index;
                  segment.indexRange = s.indexRange;
              }
          }
  
          representation.availableSegmentsNumber = len;
  
          return segment;
      }
  
      function getSegmentByTime(representation, requestedTime) {
          checkConfig();
  
          if (!representation) {
              return null;
          }
  
          const duration = representation.segmentDuration;
  
          if (isNaN(duration)) {
              return null;
          }
  
  
          const periodTime = timelineConverter.calcPeriodRelativeTimeFromMpdRelativeTime(representation, requestedTime);
          const index = Math.floor(periodTime / duration);
  
          return getSegmentByIndex(representation, index);
      }
  
      instance = {
          getSegmentByIndex: getSegmentByIndex,
          getSegmentByTime: getSegmentByTime
      };
  
      return instance;
  }
  
  ListSegmentsGetter.__dashjs_factory_name = 'ListSegmentsGetter';
  const factory = FactoryMaker.getClassFactory(ListSegmentsGetter);
  export default factory;
  