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Diffstat (limited to 'vp9/common/vp9_enums.h')
-rw-r--r--vp9/common/vp9_enums.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/vp9/common/vp9_enums.h b/vp9/common/vp9_enums.h
index 89a925397..dfd6a4a3f 100644
--- a/vp9/common/vp9_enums.h
+++ b/vp9/common/vp9_enums.h
@@ -14,10 +14,12 @@
#include "./vpx_config.h"
#define LOG2_MI_SIZE 3
+#define LOG2_MI_BLOCK_SIZE (6 - LOG2_MI_SIZE) // 64 = 2^6
-#define MI_SIZE (1 << LOG2_MI_SIZE)
-#define MI_MASK ((64 >> LOG2_MI_SIZE) - 1)
-#define MI_BLOCK_SIZE (64 / MI_SIZE)
+#define MI_SIZE (1 << LOG2_MI_SIZE) // pixels per mi-unit
+#define MI_BLOCK_SIZE (1 << LOG2_MI_BLOCK_SIZE) // mi-units per max block
+
+#define MI_MASK (MI_BLOCK_SIZE - 1)
typedef enum BLOCK_SIZE_TYPE {
BLOCK_SIZE_AB4X4,