The Tor Browser: media/libvpx/vp9/common/vp9

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     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  */

    11 #ifndef VP9_COMMON_VP9_ENUMS_H_

    12 #define VP9_COMMON_VP9_ENUMS_H_

    14 #include "./vpx_config.h"

    16 #define MI_SIZE_LOG2 3

    17 #define MI_BLOCK_SIZE_LOG2 (6 - MI_SIZE_LOG2)  // 64 = 2^6

    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

    22 #define MI_MASK (MI_BLOCK_SIZE - 1)

    25 typedef 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;

    43 typedef 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;

    52 #define PARTITION_PLOFFSET   4  // number of probability models per block size

    53 #define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET)

    55 typedef 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;

    63 typedef 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;

    72 typedef 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;

    79 typedef 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;

    90 #endif  // VP9_COMMON_VP9_ENUMS_H_

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