Dirac - A Video Codec

Created by the British Broadcasting Corporation.


Public Member Functions | Protected Attributes | Private Member Functions
dirac::BiBlockDiff Class Reference

A virtual class for bi-directional differences.

#include <me_utils.h>

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List of all members.

Public Member Functions

 BiBlockDiff (const PicArray &ref1, const PicArray &ref2, const PicArray &pic)
 Constructor, initialising the references and picture data.
virtual ~BiBlockDiff ()
 Virtual destructor.
virtual float Diff (const BlockDiffParams &dparams, const MVector &mv1, const MVector &mv2)=0
 Do the difference, returning SAD.

Protected Attributes

const PicArraym_pic_data
const PicArraym_ref_data1
const PicArraym_ref_data2

Private Member Functions

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

Constructor & Destructor Documentation

dirac::BiBlockDiff::BiBlockDiff ( const PicArray ref1,
const PicArray ref2,
const PicArray pic 
)
virtual dirac::BiBlockDiff::~BiBlockDiff ( )
inlinevirtual
dirac::BiBlockDiff::BiBlockDiff ( const BiBlockDiff cpy)
private

Member Function Documentation

virtual float dirac::BiBlockDiff::Diff ( const BlockDiffParams dparams,
const MVector mv1,
const MVector mv2 
)
pure virtual

Do the difference, returning SAD

Parameters:
dparamsblock parameters
mv1the motion vector being used for reference 1
mv2the motion vector being used for reference 2

Implemented in dirac::BiBlockEighthPel, dirac::BiBlockQuarterPel, and dirac::BiBlockHalfPel.

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

Member Data Documentation

const PicArray& dirac::BiBlockDiff::m_pic_data
protected
const PicArray& dirac::BiBlockDiff::m_ref_data1
protected
const PicArray& dirac::BiBlockDiff::m_ref_data2
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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