Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac::QuantChooser Class Reference

Choose a quantiser. More...

#include <quant_chooser.h>

Collaboration diagram for dirac::QuantChooser:

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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 PicArray pic_data,
const float  lambda 
)

dirac::QuantChooser::QuantChooser ( const QuantChooser cpy  )  [private]


Member Function Documentation

int dirac::QuantChooser::GetBestQuant ( Subband node  ) 

void dirac::QuantChooser::SetEntropyCorrection ( const float  ecfac  )  [inline]

QuantChooser& dirac::QuantChooser::operator= ( const QuantChooser rhs  )  [private]

void dirac::QuantChooser::IntegralErrorCalc ( const CodeBlock code_block,
const int  block_idx,
const int  xratio,
const int  yratio 
) [private]

void dirac::QuantChooser::NonIntegralErrorCalc ( const CodeBlock code_block,
const int  block_idx,
const int  xratio,
const int  yratio 
) [private]

void dirac::QuantChooser::LagrangianCalc ( const CodeBlock code_block,
const int  block_idx 
) [private]

void dirac::QuantChooser::SelectBestQuant (  )  [private]

void dirac::QuantChooser::SelectBestQuant ( const int  block_idx  )  [private]

ValueType dirac::QuantChooser::BlockAbsMax ( const CodeBlock code_block  )  [private]


Member Data Documentation

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

Referenced by SetEntropyCorrection().


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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