1/*
2 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#ifndef VP9_COMMON_VP9_ENUMS_H_
12#define VP9_COMMON_VP9_ENUMS_H_
13
14#include "./vpx_config.h"
15
16#define MI_SIZE_LOG2 3
17#define MI_BLOCK_SIZE_LOG2 (6 - MI_SIZE_LOG2)  // 64 = 2^6
18
19#define MI_SIZE (1 << MI_SIZE_LOG2)  // pixels per mi-unit
20#define MI_BLOCK_SIZE (1 << MI_BLOCK_SIZE_LOG2)  // mi-units per max block
21
22#define MI_MASK (MI_BLOCK_SIZE - 1)
23
24
25typedef enum BLOCK_SIZE {
26  BLOCK_4X4,
27  BLOCK_4X8,
28  BLOCK_8X4,
29  BLOCK_8X8,
30  BLOCK_8X16,
31  BLOCK_16X8,
32  BLOCK_16X16,
33  BLOCK_16X32,
34  BLOCK_32X16,
35  BLOCK_32X32,
36  BLOCK_32X64,
37  BLOCK_64X32,
38  BLOCK_64X64,
39  BLOCK_SIZES,
40  BLOCK_INVALID = BLOCK_SIZES
41} BLOCK_SIZE;
42
43typedef enum PARTITION_TYPE {
44  PARTITION_NONE,
45  PARTITION_HORZ,
46  PARTITION_VERT,
47  PARTITION_SPLIT,
48  PARTITION_TYPES,
49  PARTITION_INVALID = PARTITION_TYPES
50} PARTITION_TYPE;
51
52#define PARTITION_PLOFFSET   4  // number of probability models per block size
53#define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET)
54
55typedef enum {
56  TX_4X4 = 0,                      // 4x4 dct transform
57  TX_8X8 = 1,                      // 8x8 dct transform
58  TX_16X16 = 2,                    // 16x16 dct transform
59  TX_32X32 = 3,                    // 32x32 dct transform
60  TX_SIZES
61} TX_SIZE;
62
63typedef enum {
64  ONLY_4X4            = 0,
65  ALLOW_8X8           = 1,
66  ALLOW_16X16         = 2,
67  ALLOW_32X32         = 3,
68  TX_MODE_SELECT      = 4,
69  TX_MODES            = 5,
70} TX_MODE;
71
72typedef enum {
73  DCT_DCT   = 0,                      // DCT  in both horizontal and vertical
74  ADST_DCT  = 1,                      // ADST in vertical, DCT in horizontal
75  DCT_ADST  = 2,                      // DCT  in vertical, ADST in horizontal
76  ADST_ADST = 3                       // ADST in both directions
77} TX_TYPE;
78
79typedef enum {
80  UNKNOWN    = 0,
81  BT_601     = 1,  // YUV
82  BT_709     = 2,  // YUV
83  SMPTE_170  = 3,  // YUV
84  SMPTE_240  = 4,  // YUV
85  RESERVED_1 = 5,
86  RESERVED_2 = 6,
87  SRGB       = 7   // RGB
88} COLOR_SPACE;
89
90#endif  // VP9_COMMON_VP9_ENUMS_H_
91