commit 0d1be88ea80b6a0ac7dc0dc0a9ee9128d672ef0c
author Jingning Han <jingning@google.com> Mon Dec 05 12:56:31 2016 -0800
committer Jingning Han <jingning@google.com> Tue Dec 06 01:45:09 2016 +0000
tree 49bc4c45ec4c2332184c4ace975efe42535d6dd5
parent 9eef06df5ff0ea218a9ca31041809b9f4699b348

Scale up the codec to operate in unit of 2x2 transform block

Scale the counting scheme to operate in the unit of 2x2 transform
block size and 4x4 coding block size.

Change-Id: I7c4155c3b29df109278187d5ce0aa78d85a6245e

av1/common/enums.h

diff --git a/av1/common/enums.h b/av1/common/enums.h
index ac39c66..0b238d6 100644
--- a/av1/common/enums.h
+++ b/av1/common/enums.h
@@ -35,7 +35,11 @@
 #define MIN_SB_SIZE_LOG2 6
 
 // Pixels per Mode Info (MI) unit
+#if CONFIG_CB4X4
+#define MI_SIZE_LOG2 2
+#else
 #define MI_SIZE_LOG2 3
+#endif
 #define MI_SIZE (1 << MI_SIZE_LOG2)
 
 // MI-units per max superblock (MI Block - MIB)