tree 1d37d38b233f556d77751416bd90beac1f22f9b1
parent afbe5afc85c697ddf849710914ef21fed571fde3
author Yunqing Wang <yunqingwang@google.com> 1605596635 -0800
committer Yunqing Wang <yunqingwang@google.com> 1605660569 +0000

No second alt ref filtering at speed 6

Don't do second alt ref filtering at speed 6, giving encoder
speedup.

Borg test results at speed 6:
         avg_psnr: ovr_psnr:  ssim:  speedup:
midres2:   0.122    0.174     0.150   1.8%
hdres2:    0.081    0.120     0.002   1.9%

STATS_CHANGED

Change-Id: I762ac44c2d241b7e10571103691cde09f3f99ba1