Dirac - A Video Codec

Created by the British Broadcasting Corporation.


Public Member Functions | Private Member Functions | Private Attributes

dirac::DCCodec Class Reference

Codes and decodes a set of DC values. More...

#include <mv_codec.h>

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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 DC values for a component


Constructor & Destructor Documentation

dirac::DCCodec::DCCodec ( ByteIO p_byteio,
const CompSort  csort,
size_t  number_of_contexts 
)

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

Parameters:
p_byteioInput/output for the encoded bits
csortThe identity of the component (Y, U or V)
number_of_contextsthe number of contexts used
dirac::DCCodec::DCCodec ( const DCCodec cpy) [private]

Member Function Documentation

void dirac::DCCodec::CodeVal ( const MvData in_data) [private]
void dirac::DCCodec::DecodeVal ( MvData out_data) [private]
void dirac::DCCodec::DoWorkCode ( MvData in_data) [private, virtual]
void dirac::DCCodec::DoWorkDecode ( MvData out_data) [private, virtual]
void dirac::DCCodec::InitContexts ( )
DCCodec& dirac::DCCodec::operator= ( const DCCodec rhs) [private]
ValueType dirac::DCCodec::Prediction ( const TwoDArray< ValueType > &  dcdata,
const TwoDArray< PredMode > &  preddata 
) const [private]
void dirac::DCCodec::ResetAll ( ) [private]

Member Data Documentation

int dirac::DCCodec::m_b_xp [private]
int dirac::DCCodec::m_b_yp [private]
int dirac::DCCodec::m_sb_xp [private]
int dirac::DCCodec::m_sb_yp [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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