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

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

int dirac::QuantChooser::GetBestQuant Subband node  ) 
 

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

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

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

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

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


Member Data Documentation

int dirac::QuantChooser::m_bottom_idx [private]
 

TwoDArray<CostType> dirac::QuantChooser::m_costs [private]
 

TwoDArray<int> dirac::QuantChooser::m_count0 [private]
 

OneDArray<int> dirac::QuantChooser::m_count1 [private]
 

TwoDArray<int> dirac::QuantChooser::m_countNEG [private]
 

TwoDArray<int> dirac::QuantChooser::m_countPOS [private]
 

float dirac::QuantChooser::m_entropy_correctionfactor [private]
 

TwoDArray<double> dirac::QuantChooser::m_error_total [private]
 

int dirac::QuantChooser::m_index_step [private]
 

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

int dirac::QuantChooser::m_min_idx [private]
 

const PicArray& dirac::QuantChooser::m_pic_data [private]
 

int dirac::QuantChooser::m_top_idx [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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