Dirac - A Video Codec

Created by the British Broadcasting Corporation.


Public Member Functions | Private Member Functions | Private Attributes

dirac::QuantChooser Class Reference

Choose a quantiser. More...

#include <quant_chooser.h>

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List of all members.

Public Member Functions

Private Member Functions

Private Attributes


Detailed Description

This class chooses a quantiser or quantisers for a subband


Constructor & Destructor Documentation

dirac::QuantChooser::QuantChooser ( const CoeffArray pic_data,
const float  lambda 
)
dirac::QuantChooser::QuantChooser ( const QuantChooser cpy) [private]

Member Function Documentation

CoeffType dirac::QuantChooser::BlockAbsMax ( const Subband node) [private]
int dirac::QuantChooser::GetBestQuant ( Subband node)
void dirac::QuantChooser::IntegralErrorCalc ( Subband node,
const int  xratio,
const int  yratio 
) [private]
void dirac::QuantChooser::LagrangianCalc ( ) [private]
void dirac::QuantChooser::NonIntegralErrorCalc ( Subband node,
const int  xratio,
const int  yratio 
) [private]
QuantChooser& dirac::QuantChooser::operator= ( const QuantChooser rhs) [private]
void dirac::QuantChooser::SelectBestQuant ( ) [private]
void dirac::QuantChooser::SetEntropyCorrection ( const float  ecfac) [inline]
void dirac::QuantChooser::SetSkip ( CodeBlock cblock,
const int  qidx 
) [private]

Member Data Documentation

Referenced by SetEntropyCorrection().

const float dirac::QuantChooser::m_lambda [private]

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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