Dirac - A Video Codec

Created by the British Broadcasting Corporation.


Public Member Functions | Protected Attributes | Private Member Functions | List of all members
dirac::BlockDiff Class Referenceabstract

An abstract class for doing block difference calculations.

#include <me_utils.h>

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Public Member Functions

 BlockDiff (const PicArray &ref, const PicArray &pic)
 Constructor, initialising the reference and picture data. More...
 
virtual ~BlockDiff ()
 Destructor
More...
 
virtual float Diff (const BlockDiffParams &dparams, const MVector &mv)=0
 Do the difference, returning SAD. More...
 

Protected Attributes

const PicArraym_pic_data
 
const PicArraym_ref_data
 

Private Member Functions

 BlockDiff (const BlockDiff &cpy)
 Private, bodyless copy-constructor: class should not be copied. More...
 
BlockDiffoperator= (const BlockDiff &rhs)
 Private, bodyless assignment=: class should not be assigned. More...
 

Constructor & Destructor Documentation

◆ BlockDiff() [1/2]

dirac::BlockDiff::BlockDiff ( const PicArray ref,
const PicArray pic 
)

◆ ~BlockDiff()

virtual dirac::BlockDiff::~BlockDiff ( )
inlinevirtual

◆ BlockDiff() [2/2]

dirac::BlockDiff::BlockDiff ( const BlockDiff cpy)
private

Member Function Documentation

◆ Diff()

virtual float dirac::BlockDiff::Diff ( const BlockDiffParams dparams,
const MVector mv 
)
pure virtual

Do the difference, returning SAD

Parameters
dparamsblock parameters
mvthe motion vector being used

Implemented in dirac::PelBlockDiff, dirac::BlockDiffHalfPel, dirac::BlockDiffQuarterPel, dirac::BlockDiffEighthPel, and dirac::BlockDiffUp.

◆ operator=()

BlockDiff & dirac::BlockDiff::operator= ( const BlockDiff rhs)
private

Member Data Documentation

◆ m_pic_data

const PicArray& dirac::BlockDiff::m_pic_data
protected

◆ m_ref_data

const PicArray& dirac::BlockDiff::m_ref_data
protected

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

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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