Back port partition rate cost estimate fix to VP9
authorJingning Han <jingning@google.com>
Mon, 29 Feb 2016 23:20:12 +0000 (15:20 -0800)
committerJingning Han <jingning@google.com>
Tue, 1 Mar 2016 00:50:35 +0000 (16:50 -0800)
commit8d006a16c53e10d481d1df148140ee7c2561460e
tree41a06f56f37b789bffd4ccff8ed136e6795b5b20
parent1ff2935ebf6c537340861bd590329ba5a49b96e3
Back port partition rate cost estimate fix to VP9

This commit back ports the fix from
https://chromium-review.googlesource.com/#/c/326940

It corrects the block partition context fetching in rate-distortion
optimization. It improves the average coding performance of speed 0:
derf    0.098%
hevcmr  0.102%
stdhd   0.282%

Change-Id: I8bcc6fe40ba5c6b50a6136daac116dcc738937ec
vp9/encoder/vp9_encodeframe.c