high-latency, cpu-used=0:
   PSNR | PSNR Cb | PSNR Cr | PSNR HVS |    SSIM | MS SSIM | CIEDE 2000
-0.1650 |  0.2545 |  0.2977 |  -0.0423 | -0.0947 | -0.0725 |    -0.0365

low-latency, cpu-used=0:
   PSNR | PSNR Cb | PSNR Cr | PSNR HVS |    SSIM | MS SSIM | CIEDE 2000
-0.4006 |  0.0501 | -0.0108 |  -0.1790 | -0.1660 | -0.1992 |    -0.2135

low latency, cpu-used=4:
   PSNR | PSNR Cb | PSNR Cr | PSNR HVS |    SSIM | MS SSIM | CIEDE 2000
-0.5508 | -0.2445 | -0.2762 |  -0.1981 | -0.2878 | -0.2228 |    -0.3733

Change-Id: Ia20df28c8bbb6182215b02016053af33bd498145