234 lines
5.8 KiB
C
234 lines
5.8 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_COMMON_VP9_ENUMS_H_
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#define VP9_COMMON_VP9_ENUMS_H_
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#include "./vpx_config.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if CONFIG_EXT_CODING_UNIT_SIZE
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#define CODING_UNIT_SIZE_LOG2 7
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#else
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#define CODING_UNIT_SIZE_LOG2 6
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#endif
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#define CODING_UNIT_SIZE (1 << CODING_UNIT_SIZE_LOG2)
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#define MI_SIZE_LOG2 3
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#define MI_BLOCK_SIZE_LOG2 (CODING_UNIT_SIZE_LOG2 - MI_SIZE_LOG2)
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#define MI_SIZE (1 << MI_SIZE_LOG2) // pixels per mi-unit
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#define MI_BLOCK_SIZE (1 << MI_BLOCK_SIZE_LOG2) // mi-units per max block
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#define MI_MASK (MI_BLOCK_SIZE - 1)
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#define MI_MASK_2 (MI_BLOCK_SIZE * 2 - 1)
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// Bitstream profiles indicated by 2-3 bits in the uncompressed header.
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// 00: Profile 0. 8-bit 4:2:0 only.
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// 10: Profile 1. 8-bit 4:4:4, 4:2:2, and 4:4:0.
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// 01: Profile 2. 10-bit and 12-bit color only, with 4:2:0 sampling.
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// 110: Profile 3. 10-bit and 12-bit color only, with 4:2:2/4:4:4/4:4:0
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// sampling.
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// 111: Undefined profile.
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typedef enum BITSTREAM_PROFILE {
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PROFILE_0,
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PROFILE_1,
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PROFILE_2,
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PROFILE_3,
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MAX_PROFILES
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} BITSTREAM_PROFILE;
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typedef enum BLOCK_SIZE {
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BLOCK_4X4,
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BLOCK_4X8,
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BLOCK_8X4,
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BLOCK_8X8,
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BLOCK_8X16,
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BLOCK_16X8,
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BLOCK_16X16,
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BLOCK_16X32,
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BLOCK_32X16,
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BLOCK_32X32,
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BLOCK_32X64,
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BLOCK_64X32,
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BLOCK_64X64,
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#if CONFIG_EXT_CODING_UNIT_SIZE
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BLOCK_64X128,
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BLOCK_128X64,
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BLOCK_128X128,
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#endif // CONFIG_EXT_CODING_UNIT_SIZE
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BLOCK_SIZES,
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BLOCK_INVALID = BLOCK_SIZES,
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BLOCK_LARGEST = BLOCK_SIZES - 1
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} BLOCK_SIZE;
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#if CONFIG_EXT_PARTITION
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typedef enum PARTITION_TYPE {
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PARTITION_NONE,
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PARTITION_HORZ,
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PARTITION_VERT,
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PARTITION_SPLIT,
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PARTITION_HORZ_A, // HORZ split and the left partition is split again
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PARTITION_HORZ_B, // HORZ split and the right partition is split again
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PARTITION_VERT_A, // VERT split and the top partition is split again
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PARTITION_VERT_B, // VERT split and the bottom partition is split again
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EXT_PARTITION_TYPES,
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PARTITION_TYPES = PARTITION_SPLIT + 1,
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PARTITION_INVALID = EXT_PARTITION_TYPES
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} PARTITION_TYPE;
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#else
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typedef enum PARTITION_TYPE {
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PARTITION_NONE,
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PARTITION_HORZ,
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PARTITION_VERT,
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PARTITION_SPLIT,
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PARTITION_TYPES,
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PARTITION_INVALID = PARTITION_TYPES
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} PARTITION_TYPE;
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#endif
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typedef char PARTITION_CONTEXT;
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#define PARTITION_PLOFFSET 4 // number of probability models per block size
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#if CONFIG_EXT_CODING_UNIT_SIZE
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#define PARTITION_CONTEXTS (5 * PARTITION_PLOFFSET)
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#else
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#define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET)
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#endif
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// block transform size
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typedef enum {
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TX_4X4 = 0, // 4x4 transform
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TX_8X8 = 1, // 8x8 transform
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TX_16X16 = 2, // 16x16 transform
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TX_32X32 = 3, // 32x32 transform
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#if CONFIG_TX64X64
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TX_64X64 = 4, // 64x64 transform
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#endif
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TX_SIZES
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} TX_SIZE;
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#define MAX_TX_SIZE_LOG2 (TX_SIZES + 1)
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#define MAX_MIN_TX_IN_BLOCK_LOG2 MAX((CODING_UNIT_SIZE_LOG2 - \
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MAX_TX_SIZE_LOG2), 1)
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#define MAX_MIN_TX_IN_BLOCK (1 << MAX_MIN_TX_IN_BLOCK_LOG2)
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// frame transform mode
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typedef enum {
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ONLY_4X4 = 0, // only 4x4 transform used
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ALLOW_8X8 = 1, // allow block transform size up to 8x8
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ALLOW_16X16 = 2, // allow block transform size up to 16x16
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ALLOW_32X32 = 3, // allow block transform size up to 32x32
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#if CONFIG_TX64X64
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ALLOW_64X64 = 4, // allow block transform size up to 32x32
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#endif
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TX_MODE_SELECT, // transform specified for each block
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TX_MODES,
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} TX_MODE;
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typedef enum {
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DCT_DCT = 0, // DCT in both horizontal and vertical
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ADST_DCT = 1, // ADST in vertical, DCT in horizontal
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DCT_ADST = 2, // DCT in vertical, ADST in horizontal
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ADST_ADST = 3, // ADST in both directions
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TX_TYPES,
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#if CONFIG_EXT_TX
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FLIPADST_DCT = 4,
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DCT_FLIPADST = 5,
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FLIPADST_FLIPADST = 6,
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ADST_FLIPADST = 7,
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FLIPADST_ADST = 8,
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DST_DST = 9,
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DST_DCT = 10,
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DCT_DST = 11,
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DST_ADST = 12,
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ADST_DST = 13,
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DST_FLIPADST = 14,
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FLIPADST_DST = 15,
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#if CONFIG_WAVELETS
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WAVELET1_DCT_DCT,
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#endif // CONFIG_WAVELETS
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TOTAL_TX_TYPES,
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#endif // CONFIG_EXT_TX
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} TX_TYPE;
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#if CONFIG_EXT_TX
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typedef enum {
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NORM = 0,
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ALT1 = 1,
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#if CONFIG_WAVELETS
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EXT_TX_TYPES_LARGE = 2,
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#endif // CONFIG_WAVELETS
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ALT2 = 2,
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ALT3 = 3,
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ALT4 = 4,
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ALT5 = 5,
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ALT6 = 6,
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ALT7 = 7,
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ALT8 = 8,
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ALT9 = 9,
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ALT10 = 10,
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ALT11 = 11,
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ALT12 = 12,
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ALT13 = 13,
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ALT14 = 14,
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ALT15 = 15,
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EXT_TX_TYPES
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} EXT_TX_TYPE;
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#endif // CONFIG_EXT_TX
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#if CONFIG_PALETTE
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typedef enum {
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TWO_COLORS,
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THREE_COLORS,
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FOUR_COLORS,
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FIVE_COLORS,
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SIX_COLORS,
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SEVEN_COLORS,
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EIGHT_COLORS,
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PALETTE_SIZES
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} PALETTE_SIZE;
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typedef enum {
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PALETTE_COLOR_ONE,
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PALETTE_COLOR_TWO,
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PALETTE_COLOR_THREE,
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PALETTE_COLOR_FOUR,
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PALETTE_COLOR_FIVE,
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PALETTE_COLOR_SIX,
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PALETTE_COLOR_SEVEN,
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PALETTE_COLOR_EIGHT,
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PALETTE_COLORS
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} PALETTE_COLOR;
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#endif // CONFIG_PALETTE
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typedef enum {
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VP9_LAST_FLAG = 1 << 0,
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#if CONFIG_MULTI_REF
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VP9_LAST2_FLAG = 1 << 1,
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VP9_LAST3_FLAG = 1 << 2,
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VP9_LAST4_FLAG = 1 << 3,
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VP9_GOLD_FLAG = 1 << 4,
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VP9_ALT_FLAG = 1 << 5,
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#else // CONFIG_MULTI_REF
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VP9_GOLD_FLAG = 1 << 1,
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VP9_ALT_FLAG = 1 << 2,
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#endif // CONFIG_MULTI_REF
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} VP9_REFFRAME;
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP9_COMMON_VP9_ENUMS_H_
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