context model class More...

#include <ContextModel.h>

Public Member Functions
	ContextModel ()

	~ContextModel ()

UChar	getState ()
	get current state More...

UChar	getMps ()
	get curret MPS More...

Void	setStateAndMps (UChar ucState, UChar ucMPS)
	set state and MPS More...

Void	updateLPS ()

Void	updateMPS ()

Int	getEntropyBits (Short val)

Void	update (Int binVal)

Void	setBinsCoded (UInt val)

UInt	getBinsCoded ()

Static Public Member Functions
static Int	getEntropyBitsTrm (Int val)

Private Attributes
UChar	m_ucState
	internal state variable More...

UInt	m_binsCoded

Static Private Attributes
static const UInt	m_totalStates = (1 << CONTEXT_STATE_BITS) * 2

static const UChar	m_aucNextStateMPS [m_totalStates]

static const UChar	m_aucNextStateLPS [m_totalStates]

static const Int	m_entropyBits [m_totalStates]

static UChar	m_nextState [m_totalStates][2]

Void	init (Int qp, Int initValue)
	initialize state with initial probability More...

static Void	buildNextStateTable ()

Detailed Description

context model class

Definition at line 57 of file ContextModel.h.

Constructor & Destructor Documentation

ContextModel::ContextModel ( )

inline

Definition at line 60 of file ContextModel.h.

ContextModel::~ContextModel ( )

inline

Definition at line 61 of file ContextModel.h.

Member Function Documentation

Void ContextModel::buildNextStateTable ( )

static

Definition at line 94 of file ContextModel.cpp.

UInt ContextModel::getBinsCoded ( )

inline

Definition at line 90 of file ContextModel.h.

Int ContextModel::getEntropyBits ( Short val )

inline

Definition at line 79 of file ContextModel.h.

static Int ContextModel::getEntropyBitsTrm ( Int val )

inlinestatic

Definition at line 87 of file ContextModel.h.

UChar ContextModel::getMps ( )

inline

get curret MPS

Definition at line 64 of file ContextModel.h.

UChar ContextModel::getState ( )

inline

get current state

Definition at line 63 of file ContextModel.h.

Void ContextModel::setBinsCoded ( UInt val )

inline

Definition at line 89 of file ContextModel.h.

Void ContextModel::setStateAndMps	(	UChar	ucState,
		UChar	ucMPS
	)

inline

set state and MPS

Definition at line 65 of file ContextModel.h.

Void ContextModel::update ( Int binVal )

inline

Definition at line 82 of file ContextModel.h.

Void ContextModel::updateLPS ( )

inline

Definition at line 69 of file ContextModel.h.

Void ContextModel::updateMPS ( )

inline

Definition at line 74 of file ContextModel.h.

Member Data Documentation

const UChar ContextModel::m_aucNextStateLPS

staticprivate

Initial value:

=
{
  1, 0, 0, 1, 2, 3, 4, 5, 4, 5, 8, 9, 8, 9, 10, 11,
  12, 13, 14, 15, 16, 17, 18, 19, 18, 19, 22, 23, 22, 23, 24, 25,
  26, 27, 26, 27, 30, 31, 30, 31, 32, 33, 32, 33, 36, 37, 36, 37,
  38, 39, 38, 39, 42, 43, 42, 43, 44, 45, 44, 45, 46, 47, 48, 49,
  48, 49, 50, 51, 52, 53, 52, 53, 54, 55, 54, 55, 56, 57, 58, 59,
  58, 59, 60, 61, 60, 61, 60, 61, 62, 63, 64, 65, 64, 65, 66, 67,
  66, 67, 66, 67, 68, 69, 68, 69, 70, 71, 70, 71, 70, 71, 72, 73,
  72, 73, 72, 73, 74, 75, 74, 75, 74, 75, 76, 77, 76, 77, 126, 127
}

Definition at line 97 of file ContextModel.h.

const UChar ContextModel::m_aucNextStateMPS

staticprivate

Initial value:

=
{
  2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,
  18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
  34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
  50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65,
  66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81,
  82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97,
  98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113,
  114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 124, 125, 126, 127
}

Definition at line 96 of file ContextModel.h.

UInt ContextModel::m_binsCoded

private

Definition at line 102 of file ContextModel.h.

const Int ContextModel::m_entropyBits

staticprivate

Initial value:

=
{
  
  0x07b23, 0x085f9, 0x074a0, 0x08cbc, 0x06ee4, 0x09354, 0x067f4, 0x09c1b, 0x060b0, 0x0a62a, 0x05a9c, 0x0af5b, 0x0548d, 0x0b955, 0x04f56, 0x0c2a9,
  0x04a87, 0x0cbf7, 0x045d6, 0x0d5c3, 0x04144, 0x0e01b, 0x03d88, 0x0e937, 0x039e0, 0x0f2cd, 0x03663, 0x0fc9e, 0x03347, 0x10600, 0x03050, 0x10f95,
  0x02d4d, 0x11a02, 0x02ad3, 0x12333, 0x0286e, 0x12cad, 0x02604, 0x136df, 0x02425, 0x13f48, 0x021f4, 0x149c4, 0x0203e, 0x1527b, 0x01e4d, 0x15d00,
  0x01c99, 0x166de, 0x01b18, 0x17017, 0x019a5, 0x17988, 0x01841, 0x18327, 0x016df, 0x18d50, 0x015d9, 0x19547, 0x0147c, 0x1a083, 0x0138e, 0x1a8a3,
  0x01251, 0x1b418, 0x01166, 0x1bd27, 0x01068, 0x1c77b, 0x00f7f, 0x1d18e, 0x00eda, 0x1d91a, 0x00e19, 0x1e254, 0x00d4f, 0x1ec9a, 0x00c90, 0x1f6e0,
  0x00c01, 0x1fef8, 0x00b5f, 0x208b1, 0x00ab6, 0x21362, 0x00a15, 0x21e46, 0x00988, 0x2285d, 0x00934, 0x22ea8, 0x008a8, 0x239b2, 0x0081d, 0x24577,
  0x007c9, 0x24ce6, 0x00763, 0x25663, 0x00710, 0x25e8f, 0x006a0, 0x26a26, 0x00672, 0x26f23, 0x005e8, 0x27ef8, 0x005ba, 0x284b5, 0x0055e, 0x29057,
  0x0050c, 0x29bab, 0x004c1, 0x2a674, 0x004a7, 0x2aa5e, 0x0046f, 0x2b32f, 0x0041f, 0x2c0ad, 0x003e7, 0x2ca8d, 0x003ba, 0x2d323, 0x0010c, 0x3bfbb
}

Definition at line 98 of file ContextModel.h.

UChar ContextModel::m_nextState

staticprivate

Definition at line 100 of file ContextModel.h.

const UInt ContextModel::m_totalStates = (1 << CONTEXT_STATE_BITS) * 2

staticprivate

Definition at line 95 of file ContextModel.h.

UChar ContextModel::m_ucState

private

internal state variable

Definition at line 93 of file ContextModel.h.

The documentation for this class was generated from the following files:

Lib/TLibCommon/ContextModel.h
Lib/TLibCommon/ContextModel.cpp

Public Member Functions

Static Public Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation