tree 9e6e679a232d3ba938b2fe86f3e74c7441b3d964
parent 0c6f5fdeab254515023263d0f13d05589fca9a2d
author Debargha Mukherjee <debargha@google.com> 1540245934 -0700
committer Debargha Mukherjee <debargha@google.com> 1540879276 -0700

Enhance selective_ref_frame for use in speed 0

Add an additional level for selective_ref_frame speed feature
for use in speed 0.
In the new level, some of the searches are disabled for certain
references for compound modes.

About 8-9% speed-up with:
+0.061% loss (lowres, 30 frames, end-usage=q)
+0.093% loss (lowres, 60 frames, end-usage=q)
+0.077% loss (midres, 60 frames, end-usage=q)

STATS_CHANGED

Change-Id: Ie842f48ff8adbd0682ac3e5053cae4a28d14358a