parameter,bitrate,psnr,y_psnr,u_psnr,v_psnr,ms_ssim,vmaf,bitrate_log,encode_time,decode_time
27,873.22,52.980,52.633,54.064,53.983,34.54,96.965,0.000,0,0
39,521.43,49.420,48.970,50.873,50.663,31.79,96.169,0.000,0,0
49,356.64,46.773,46.230,48.557,48.247,29.57,95.105,0.000,0,0
59,233.66,43.820,43.188,45.876,45.558,26.84,93.008,0.000,0,0
63,151.25,40.399,39.582,43.032,42.668,23.40,88.249,0.000,0,0