sS bench_iiBrightnessOfArea_standardImage() {
  IntegralImage ii = IntegralImage(whiteImage(100));
  
  int n = oneBillion(), w = ii.getWidth(), h = ii.getHeight();
  double d = 0;
  time { repeat n { d += ii_averageBrightnessOfArea(ii, 0, 0, w, h); } }
  print(d);
  ret printBenchResult(n);
}