docs: protected long[] getSampleSizes(long startSample, long endSample, Track track, int sequenceNumber) {
          List<Sample> samples = getSamples(startSample, endSample, track);
  
          long[] sampleSizes = new long[samples.size()];
          for (int i = 0; i < sampleSizes.length; i++) {
              sampleSizes[i] = samples.get(i).getSize();
          }
          return sampleSizes;
      }