From dd69337e6ea436a091d7441b70c92ae2254920e6 Mon Sep 17 00:00:00 2001 From: Yaowu Xu Date: Mon, 25 Nov 2013 09:58:25 -0800 Subject: [PATCH] Amended some comments for clarity Change-Id: I31c3908ba394095deb5d3a5d7b7c9b2b5328c3e8 --- vp9/common/vp9_enums.h | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-) diff --git a/vp9/common/vp9_enums.h b/vp9/common/vp9_enums.h index 9e4117e..34411a3 100644 --- a/vp9/common/vp9_enums.h +++ b/vp9/common/vp9_enums.h @@ -52,20 +52,22 @@ typedef enum PARTITION_TYPE { #define PARTITION_PLOFFSET 4 // number of probability models per block size #define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET) +// block transform size typedef enum { - TX_4X4 = 0, // 4x4 dct transform - TX_8X8 = 1, // 8x8 dct transform - TX_16X16 = 2, // 16x16 dct transform - TX_32X32 = 3, // 32x32 dct transform + TX_4X4 = 0, // 4x4 transform + TX_8X8 = 1, // 8x8 transform + TX_16X16 = 2, // 16x16 transform + TX_32X32 = 3, // 32x32 transform TX_SIZES } TX_SIZE; +// frame transform mode typedef enum { - ONLY_4X4 = 0, - ALLOW_8X8 = 1, - ALLOW_16X16 = 2, - ALLOW_32X32 = 3, - TX_MODE_SELECT = 4, + ONLY_4X4 = 0, // only 4x4 transform used + ALLOW_8X8 = 1, // allow block transform size up to 8x8 + ALLOW_16X16 = 2, // allow block transform size up to 16x16 + ALLOW_32X32 = 3, // allow block transform size up to 32x32 + TX_MODE_SELECT = 4, // transform specified for each block TX_MODES = 5, } TX_MODE; -- 2.7.4