[Intel-gfx] Q1 RC2 test report for SNB H264 encoding driver

Lan, Hai hai.lan at intel.com
Sat Apr 9 09:42:05 CEST 2011


The second round test result for the Linux SNB H264 encoding driver has come out. This version can support P frames now. Totally there are 1 P1 bug(Bug 464) and 4 P2 bugs(Bug 459, Bug 460, Bug 462, Bug 463). Following is the result for FVDO_Shore_4cif.yuv(704x576, QP=26).


H264 encoding quality

Linux driver PSNR (RC1, I frames only)

Linux driver PSNR (RC2, with 29 P frames per 30 frames)

Windows driver PSNR(I frames only)

SNR Y(dB)

14.15

41.23

43.38195

SNR U(dB)

11.42

47.92

49.67663

SNR V(dB)

10.68

48.62

49.02728


H264 encoding performance

Linux driver FPS (RC1, I frames only)

Linux driver FPS (RC2, with 29 P frames per 30 frames)

Windows driver FPS(I frames only)

FPS

6

104

516.61




The detailed result can be found in the attachment. Thanks.



Hai Lan
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