baaaa57533
Reduced size from 124 bytes to 104 bytes. For decode only builds, it is reduced to 68 bytes. Change-Id: If9e6b92285459425fa086ab5a743d0a598a69de3
148 lines
4.3 KiB
C
148 lines
4.3 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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#include "vpx/vpx_integer.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MI_SIZE_LOG2 3
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#define MI_BLOCK_SIZE_LOG2 (6 - MI_SIZE_LOG2) // 64 = 2^6
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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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// 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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#define BLOCK_4X4 0
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#define BLOCK_4X8 1
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#define BLOCK_8X4 2
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#define BLOCK_8X8 3
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#define BLOCK_8X16 4
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#define BLOCK_16X8 5
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#define BLOCK_16X16 6
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#define BLOCK_16X32 7
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#define BLOCK_32X16 8
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#define BLOCK_32X32 9
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#define BLOCK_32X64 10
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#define BLOCK_64X32 11
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#define BLOCK_64X64 12
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#define BLOCK_SIZES 13
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#define BLOCK_INVALID BLOCK_SIZES
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typedef uint8_t BLOCK_SIZE;
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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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typedef char PARTITION_CONTEXT;
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#define PARTITION_PLOFFSET 4 // number of probability models per block size
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#define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET)
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// block transform size
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typedef uint8_t TX_SIZE;
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#define TX_4X4 ((TX_SIZE)0) // 4x4 transform
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#define TX_8X8 ((TX_SIZE)1) // 8x8 transform
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#define TX_16X16 ((TX_SIZE)2) // 16x16 transform
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#define TX_32X32 ((TX_SIZE)3) // 32x32 transform
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#define TX_SIZES ((TX_SIZE)4)
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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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TX_MODE_SELECT = 4, // transform specified for each block
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TX_MODES = 5,
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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 = 4
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} TX_TYPE;
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typedef enum {
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VP9_LAST_FLAG = 1 << 0,
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VP9_GOLD_FLAG = 1 << 1,
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VP9_ALT_FLAG = 1 << 2,
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} VP9_REFFRAME;
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typedef enum {
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PLANE_TYPE_Y = 0,
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PLANE_TYPE_UV = 1,
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PLANE_TYPES
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} PLANE_TYPE;
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#define DC_PRED 0 // Average of above and left pixels
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#define V_PRED 1 // Vertical
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#define H_PRED 2 // Horizontal
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#define D45_PRED 3 // Directional 45 deg = round(arctan(1/1) * 180/pi)
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#define D135_PRED 4 // Directional 135 deg = 180 - 45
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#define D117_PRED 5 // Directional 117 deg = 180 - 63
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#define D153_PRED 6 // Directional 153 deg = 180 - 27
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#define D207_PRED 7 // Directional 207 deg = 180 + 27
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#define D63_PRED 8 // Directional 63 deg = round(arctan(2/1) * 180/pi)
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#define TM_PRED 9 // True-motion
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#define NEARESTMV 10
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#define NEARMV 11
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#define ZEROMV 12
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#define NEWMV 13
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#define MB_MODE_COUNT 14
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typedef uint8_t PREDICTION_MODE;
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#define INTRA_MODES (TM_PRED + 1)
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#define INTER_MODES (1 + NEWMV - NEARESTMV)
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#define SKIP_CONTEXTS 3
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#define INTER_MODE_CONTEXTS 7
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/* Segment Feature Masks */
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#define MAX_MV_REF_CANDIDATES 2
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#define INTRA_INTER_CONTEXTS 4
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#define COMP_INTER_CONTEXTS 5
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#define REF_CONTEXTS 5
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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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