tree 6b4e1d4d903ae4e378951fdfa32dffbf3c751619
parent e456818fb803d979c42d4d55cacacd4cd2063d70
author Ranjit Kumar Tulabandu <ranjit.tulabandu@ittiam.com> 1662114237 +0530
committer Yunqing Wang <yunqingwang@google.com> 1662678151 +0000

rtc-screen : Force zeromv-skip at block level

In parent version, zeromv-skip decision was based on the SAD
metric calculated w.r.t. LAST_FRAME recon at superblock
level. In this CL, the decision is extended to block level
by recalculating SAD w.r.t. recon LAST_FRAME. This CL helps
in speed-up by forcing zeromv-skip for the blocks in a
superblock that have lower recon SAD. The decision is also
extended to the blocks in partial superblocks at frame
boundaries.

    Instruction Count        BD-Rate Loss(%)
cpu   Reduction(%)     avg.psnr   ovr.psnr    ssim
 9       1.398         -1.5024    -0.1591   -0.8699

STATS_CHANGED for rtc-screen speed 9

Change-Id: I5be439fd52b293c78c7ba172d446fb2882cfccbe