tree fb0cd1c297ef0b2da9c30667016877e456eb7a07
parent c10bb981e2c3c3cc34ea4a742af07377ed36508c
author Jingning Han <jingning@google.com> 1608021225 -0800
committer Jingning Han <jingning@google.com> 1610393729 +0000

Use rd cost to decide final motion vector

Use the rd cost to decide the final step motion vector search.
The compression performance is improved in speed 1, q mode:

       overall PSNR     SSIM
lowres  -0.10%          -0.17%
midres2 -0.07%          -0.05%

STATS_CHANGED

Change-Id: I7fc3c3933e69262108781df079c417ac7e9066e5