tree aaf4e9463ca85f538be85e97abbf210c4cbe435a
parent 87d070b60bcda5e86bb8d52feae106d93f2099b0
author Hui Su <huisu@google.com> 1518225629 -0800
committer Hui Su <huisu@google.com> 1518465078 +0000

[NORMATIVE]Turn off palette mode for 4X4, 4X8 and 8X4 blocks

Compression loss on screen_content testset keyframes: 0.3%

BUG=aomedia:1367

Change-Id: Ifb5dd0d5b6362ec3cb29f43bdb6a8af6f38f6fe5