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/*
* Copyright (c) 2021, Hunter Salyer <thefalsehonesty@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "Symbols.h"
#include <AK/Types.h>
namespace 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,
};
}
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