parameter,bitrate,psnr,y_psnr,u_psnr,v_psnr,ms_ssim,vmaf,bitrate_log,encode_time,decode_time
27,490.65,56.798,56.563,57.497,57.511,37.21,97.062,0.000,0,0
39,355.29,53.208,52.850,54.211,54.353,34.73,96.686,0.000,0,0
49,276.94,50.419,49.947,51.808,51.865,32.51,96.064,0.000,0,0
59,198.81,47.408,46.806,49.292,49.137,30.20,94.776,0.000,0,0
63,135.75,43.766,42.939,46.340,46.157,26.85,91.471,0.000,0,0