1 2 3 4 5
CRF21 2PASS CRF18 REF PSNR 25.614206 > 25.614011 < 25.599384 1.#INF00 SSIM 0.858801 > 0.858193 < 0.856142 1.000000 VIFP 0.266981 < 0.269769 > 0.276554 1.000000