Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac::MvDataCodec Class Reference

Codes and decodes all the Motion Vector data. More...

#include <mv_codec.h>

Inheritance diagram for dirac::MvDataCodec:

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Collaboration diagram for dirac::MvDataCodec:

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List of all members.

Public Member Functions

Private Member Functions

Private Attributes


Detailed Description

Derived from the ArithCodec class, this codes and decodes all the motion vector data.


Constructor & Destructor Documentation

dirac::MvDataCodec::MvDataCodec BasicOutputManager bits_out,
size_t  number_of_contexts,
const ChromaFormat cf
 

Creates a MvDataCodec object to encode MV data, based on parameters

Parameters:
bits_out the output for the encoded bits
number_of_contexts the number of contexts used
cf the chroma format

dirac::MvDataCodec::MvDataCodec BitInputManager bits_in,
size_t  number_of_contexts,
const ChromaFormat cf
 

Creates a MvDataCodec object to encode MV data, based on parameters

Parameters:
bits_in the input for the encoded bits
number_of_contexts the number of contexts used
cf the chroma format

dirac::MvDataCodec::MvDataCodec const MvDataCodec cpy  )  [private]
 


Member Function Documentation

unsigned int dirac::MvDataCodec::BlockModePrediction const TwoDArray< PredMode > &  preddata  )  const [private]
 

int dirac::MvDataCodec::ChooseMBCContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseMBSContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseREF1xContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseREF1xSignContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseREF1yContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseREF1ySignContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseREF2xContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseREF2xSignContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseREF2yContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseREF2ySignContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseUDCContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseUDCSignContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseVDCContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseVDCSignContext const MvData data  )  const [private]
 

int dirac::MvDataCodec::ChooseYDCContext const MvData data,
const int  BinNumber
const [private]
 

int dirac::MvDataCodec::ChooseYDCSignContext const MvData data  )  const [private]
 

void dirac::MvDataCodec::CodeDC const MvData in_data  )  [private]
 

void dirac::MvDataCodec::CodeMBCom const MvData in_data  )  [private]
 

void dirac::MvDataCodec::CodeMBSplit const MvData in_data  )  [private]
 

void dirac::MvDataCodec::CodeMv1 const MvData in_data  )  [private]
 

void dirac::MvDataCodec::CodeMv2 const MvData in_data  )  [private]
 

void dirac::MvDataCodec::CodePredmode const MvData in_data  )  [private]
 

ValueType dirac::MvDataCodec::DCPrediction const TwoDArray< ValueType > &  dcdata,
const TwoDArray< PredMode > &  preddata
const [private]
 

void dirac::MvDataCodec::DecodeDC MvData out_data  )  [private]
 

void dirac::MvDataCodec::DecodeMBCom MvData out_data  )  [private]
 

void dirac::MvDataCodec::DecodeMBSplit MvData out_data  )  [private]
 

void dirac::MvDataCodec::DecodeMv1 MvData out_data  )  [private]
 

void dirac::MvDataCodec::DecodeMv2 MvData out_data  )  [private]
 

void dirac::MvDataCodec::DecodePredmode MvData out_data  )  [private]
 

void dirac::MvDataCodec::DoWorkCode MvData in_data  )  [private, virtual]
 

Implements dirac::ArithCodec< MvData >.

void dirac::MvDataCodec::DoWorkDecode MvData out_data  )  [private, virtual]
 

Implements dirac::ArithCodec< MvData >.

void dirac::MvDataCodec::InitContexts  )  [virtual]
 

Implements dirac::ArithCodec< MvData >.

bool dirac::MvDataCodec::MBCBModePrediction const TwoDArray< bool > &  mbdata  )  const [private]
 

unsigned int dirac::MvDataCodec::MBSplitPrediction const TwoDArray< int > &  mbdata  )  const [private]
 

MVector dirac::MvDataCodec::Mv1Prediction const MvArray mvarray,
const TwoDArray< PredMode > &  preddata
const [private]
 

MVector dirac::MvDataCodec::Mv2Prediction const MvArray mvarray,
const TwoDArray< PredMode > &  preddata
const [private]
 

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

void dirac::MvDataCodec::ResetAll  )  [private, virtual]
 

Implements dirac::ArithCodec< MvData >.


Member Data Documentation

int dirac::MvDataCodec::m_b_xp [private]
 

int dirac::MvDataCodec::m_b_yp [private]
 

const ChromaFormat& dirac::MvDataCodec::m_cformat [private]
 

int dirac::MvDataCodec::m_MB_count [private]
 

int dirac::MvDataCodec::m_mb_tlb_x [private]
 

int dirac::MvDataCodec::m_mb_tlb_y [private]
 

int dirac::MvDataCodec::m_mb_xp [private]
 

int dirac::MvDataCodec::m_mb_yp [private]
 

const int dirac::MvDataCodec::m_reset_num [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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