tree 6e2f09dd2233cc076a2a350da8b81974d311a3de
parent 3eca1cbd976d65ba59eeffe504a17fde457462d4
author Cheng Chen <chengchen@google.com> 1613777803 -0800
committer Cheng Chen <chengchen@google.com> 1613936555 +0000

Do not skip motion search even if zero mv error is small

Remove the condition that depends on a hard-coded threshold
to skip motion search in the first pass.

The removal should benefit videos with low texture and
those of high temporal correlations. The gain
on ugc480p and screen content set supports the hypothesis.

Results: vbr mode, 150 frames
spd1
neutral on lowres and screen content (0.06%).
-0.16% gain on ugc360p
-0.13% gain on ugc480p

spd2
neutral on lowres and ugc360p.
-0.2% gain on ugc480p
-0.5% gain on screen content set

STATS_CHANGED

Change-Id: I664ce6ab0f8cb22943b336686d1b706f3ce93cf7