/src/serenity/Userland/Libraries/LibMedia/Video/VP9/Enums.h

Source
/*
 * Copyright (c) 2021, Hunter Salyer <thefalsehonesty@gmail.com>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include "Symbols.h"
#include <AK/Types.h>

namespace Media::Video::VP9 {

enum class FrameType {
    KeyFrame,
    IntraOnlyFrame,
    InterFrame
};

enum ColorSpace : u8 {
    Unknown = 0,
    Bt601 = 1,
    Bt709 = 2,
    Smpte170 = 3,
    Smpte240 = 4,
    Bt2020 = 5,
    Reserved = 6,
    RGB = 7
};

enum InterpolationFilter : u8 {
    EightTap = 0,
    EightTapSmooth = 1,
    EightTapSharp = 2,
    Bilinear = 3,
    Switchable = 4
};

enum ReferenceFrameType : u8 {
    // None represents both INTRA_FRAME and NONE in the spec. When the primary reference
    // frame type is None, that means that the frame/block is not inter-predicted.
    None = 0,
    LastFrame = 1,
    GoldenFrame = 2,
    AltRefFrame = 3,
};

enum class TransformMode : u8 {
    Only_4x4 = 0,
    Allow_8x8 = 1,
    Allow_16x16 = 2,
    Allow_32x32 = 3,
    Select = 4,
};

enum TransformSize : u8 {
    Transform_4x4 = 0,
    Transform_8x8 = 1,
    Transform_16x16 = 2,
    Transform_32x32 = 3,
};

enum class TransformType : u8 {
    DCT = 0,
    ADST = 1,
};

struct TransformSet {
    TransformType first_transform : 1;
    TransformType second_transform : 1;

    bool operator==(TransformSet const& other) const
    {
        return first_transform == other.first_transform && second_transform == other.second_transform;
    }
};

enum ReferenceMode : u8 {
    SingleReference = 0,
    CompoundReference = 1,
    ReferenceModeSelect = 2,
};

enum class ReferenceIndex : u8 {
    Primary = 0,
    Secondary = 1,
};

enum BlockSubsize : u8 {
    Block_4x4 = 0,
    Block_4x8 = 1,
    Block_8x4 = 2,
    Block_8x8 = 3,
    Block_8x16 = 4,
    Block_16x8 = 5,
    Block_16x16 = 6,
    Block_16x32 = 7,
    Block_32x16 = 8,
    Block_32x32 = 9,
    Block_32x64 = 10,
    Block_64x32 = 11,
    Block_64x64 = 12,
    Block_Invalid = BLOCK_INVALID
};

enum Partition : u8 {
    PartitionNone = 0,
    PartitionHorizontal = 1,
    PartitionVertical = 2,
    PartitionSplit = 3,
};

enum class PredictionMode : u8 {
    DcPred = 0,
    VPred = 1,
    HPred = 2,
    D45Pred = 3,
    D135Pred = 4,
    D117Pred = 5,
    D153Pred = 6,
    D207Pred = 7,
    D63Pred = 8,
    TmPred = 9,
    NearestMv = 10,
    NearMv = 11,
    ZeroMv = 12,
    NewMv = 13,
};

enum MvJoint : u8 {
    MotionVectorAllZero = 0,
    MotionVectorNonZeroColumn = 1,
    MotionVectorNonZeroRow = 2,
};

enum MvClass : u8 {
    MvClass0 = 0,
    MvClass1 = 1,
    MvClass2 = 2,
    MvClass3 = 3,
    MvClass4 = 4,
    MvClass5 = 5,
    MvClass6 = 6,
    MvClass7 = 7,
    MvClass8 = 8,
    MvClass9 = 9,
    MvClass10 = 10,
};

enum Token : u8 {
    ZeroToken = 0,
    OneToken = 1,
    TwoToken = 2,
    ThreeToken = 3,
    FourToken = 4,
    DctValCat1 = 5,
    DctValCat2 = 6,
    DctValCat3 = 7,
    DctValCat4 = 8,
    DctValCat5 = 9,
    DctValCat6 = 10,
};

enum class SegmentFeature : u8 {
    // SEG_LVL_ALT_Q
    AlternativeQuantizerBase,
    // SEG_LVL_ALT_L
    AlternativeLoopFilterBase,
    // SEG_LVL_REF_FRAME
    ReferenceFrameOverride,
    // SEG_LVL_SKIP
    SkipResidualsOverride,
    // SEG_LVL_MAX
    Sentinel,
};

}

Coverage Report

Created: 2025-08-28 06:26

Line	Count	Source
1		/*
2		* Copyright (c) 2021, Hunter Salyer <thefalsehonesty@gmail.com>
3		*
4		* SPDX-License-Identifier: BSD-2-Clause
5		*/
6
7		#pragma once
8
9		#include "Symbols.h"
10		#include <AK/Types.h>
11
12		namespace Media::Video::VP9 {
13
14		enum class FrameType {
15		KeyFrame,
16		IntraOnlyFrame,
17		InterFrame
18		};
19
20		enum ColorSpace : u8 {
21		Unknown = 0,
22		Bt601 = 1,
23		Bt709 = 2,
24		Smpte170 = 3,
25		Smpte240 = 4,
26		Bt2020 = 5,
27		Reserved = 6,
28		RGB = 7
29		};
30
31		enum InterpolationFilter : u8 {
32		EightTap = 0,
33		EightTapSmooth = 1,
34		EightTapSharp = 2,
35		Bilinear = 3,
36		Switchable = 4
37		};
38
39		enum ReferenceFrameType : u8 {
40		// None represents both INTRA_FRAME and NONE in the spec. When the primary reference
41		// frame type is None, that means that the frame/block is not inter-predicted.
42		None = 0,
43		LastFrame = 1,
44		GoldenFrame = 2,
45		AltRefFrame = 3,
46		};
47
48		enum class TransformMode : u8 {
49		Only_4x4 = 0,
50		Allow_8x8 = 1,
51		Allow_16x16 = 2,
52		Allow_32x32 = 3,
53		Select = 4,
54		};
55
56		enum TransformSize : u8 {
57		Transform_4x4 = 0,
58		Transform_8x8 = 1,
59		Transform_16x16 = 2,
60		Transform_32x32 = 3,
61		};
62
63		enum class TransformType : u8 {
64		DCT = 0,
65		ADST = 1,
66		};
67
68		struct TransformSet {
69		TransformType first_transform : 1;
70		TransformType second_transform : 1;
71
72		bool operator==(TransformSet const& other) const
73	24.0M	{
74	24.0M	return first_transform == other.first_transform && second_transform == other.second_transform;
75	24.0M	}
76		};
77
78		enum ReferenceMode : u8 {
79		SingleReference = 0,
80		CompoundReference = 1,
81		ReferenceModeSelect = 2,
82		};
83
84		enum class ReferenceIndex : u8 {
85		Primary = 0,
86		Secondary = 1,
87		};
88
89		enum BlockSubsize : u8 {
90		Block_4x4 = 0,
91		Block_4x8 = 1,
92		Block_8x4 = 2,
93		Block_8x8 = 3,
94		Block_8x16 = 4,
95		Block_16x8 = 5,
96		Block_16x16 = 6,
97		Block_16x32 = 7,
98		Block_32x16 = 8,
99		Block_32x32 = 9,
100		Block_32x64 = 10,
101		Block_64x32 = 11,
102		Block_64x64 = 12,
103		Block_Invalid = BLOCK_INVALID
104		};
105
106		enum Partition : u8 {
107		PartitionNone = 0,
108		PartitionHorizontal = 1,
109		PartitionVertical = 2,
110		PartitionSplit = 3,
111		};
112
113		enum class PredictionMode : u8 {
114		DcPred = 0,
115		VPred = 1,
116		HPred = 2,
117		D45Pred = 3,
118		D135Pred = 4,
119		D117Pred = 5,
120		D153Pred = 6,
121		D207Pred = 7,
122		D63Pred = 8,
123		TmPred = 9,
124		NearestMv = 10,
125		NearMv = 11,
126		ZeroMv = 12,
127		NewMv = 13,
128		};
129
130		enum MvJoint : u8 {
131		MotionVectorAllZero = 0,
132		MotionVectorNonZeroColumn = 1,
133		MotionVectorNonZeroRow = 2,
134		};
135
136		enum MvClass : u8 {
137		MvClass0 = 0,
138		MvClass1 = 1,
139		MvClass2 = 2,
140		MvClass3 = 3,
141		MvClass4 = 4,
142		MvClass5 = 5,
143		MvClass6 = 6,
144		MvClass7 = 7,
145		MvClass8 = 8,
146		MvClass9 = 9,
147		MvClass10 = 10,
148		};
149
150		enum Token : u8 {
151		ZeroToken = 0,
152		OneToken = 1,
153		TwoToken = 2,
154		ThreeToken = 3,
155		FourToken = 4,
156		DctValCat1 = 5,
157		DctValCat2 = 6,
158		DctValCat3 = 7,
159		DctValCat4 = 8,
160		DctValCat5 = 9,
161		DctValCat6 = 10,
162		};
163
164		enum class SegmentFeature : u8 {
165		// SEG_LVL_ALT_Q
166		AlternativeQuantizerBase,
167		// SEG_LVL_ALT_L
168		AlternativeLoopFilterBase,
169		// SEG_LVL_REF_FRAME
170		ReferenceFrameOverride,
171		// SEG_LVL_SKIP
172		SkipResidualsOverride,
173		// SEG_LVL_MAX
174		Sentinel,
175		};
176
177		}