Dirac - A Video Codec

Created by the British Broadcasting Corporation.


Public Member Functions | Protected Member Functions | Private Attributes

dirac::ParseUnitByteIO Class Reference

Represents a collection of data in a Dirac bytestream that can be parsed as a self-contained unit.

#include <parseunit_byteio.h>

Inheritance diagram for dirac::ParseUnitByteIO:
dirac::ByteIO dirac::EndOfSequenceByteIO dirac::PictureByteIO dirac::SequenceHeaderByteIO

List of all members.

Public Member Functions

Protected Member Functions

Private Attributes


Constructor & Destructor Documentation

dirac::ParseUnitByteIO::ParseUnitByteIO (  ) 
dirac::ParseUnitByteIO::ParseUnitByteIO ( const ByteIO byte_io  ) 
Parameters:
byte_io Stream parameters
dirac::ParseUnitByteIO::ParseUnitByteIO ( const ParseUnitByteIO parseunit_byteio  ) 
Parameters:
parseunit_byteio Parse-unit parameters
dirac::ParseUnitByteIO::~ParseUnitByteIO (  ) 

Member Function Documentation

virtual int dirac::ParseUnitByteIO::CalcNextUnitOffset (  )  [protected, virtual]
Returns:
Number of bytes to next unit

Reimplemented in dirac::EndOfSequenceByteIO.

virtual unsigned char dirac::ParseUnitByteIO::CalcParseCode (  )  const [inline, protected, virtual]
Returns:
Char containing bit-set for parse-unit parameters

Reimplemented in dirac::SequenceHeaderByteIO, dirac::EndOfSequenceByteIO, and dirac::PictureByteIO.

bool dirac::ParseUnitByteIO::CanSkip (  ) 
Returns:
false Nothing to skip to
virtual void dirac::ParseUnitByteIO::CollateByteStats ( DiracByteStats dirac_byte_stats  )  [virtual]
Parameters:
dirac_byte_stats Stat container

Reimplemented from dirac::ByteIO.

Reimplemented in dirac::EndOfSequenceByteIO, and dirac::PictureByteIO.

virtual const std::string dirac::ParseUnitByteIO::GetBytes (  )  [virtual]

Reimplemented from dirac::ByteIO.

Reimplemented in dirac::PictureByteIO.

int dirac::ParseUnitByteIO::GetNextParseOffset (  )  const
unsigned char dirac::ParseUnitByteIO::GetParseCode (  )  const [inline, protected]
int dirac::ParseUnitByteIO::GetPreviousParseOffset (  )  const
virtual int dirac::ParseUnitByteIO::GetSize (  )  const [virtual]

Reimplemented from dirac::ByteIO.

Reimplemented in dirac::SequenceHeaderByteIO, and dirac::PictureByteIO.

virtual ParseUnitType dirac::ParseUnitByteIO::GetType (  )  const [virtual]
bool dirac::ParseUnitByteIO::Input (  ) 
Returns:
false if not enough data in stream

Reimplemented in dirac::SequenceHeaderByteIO, and dirac::PictureByteIO.

bool dirac::ParseUnitByteIO::IsAuxiliaryData (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsCoreSyntax (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsEndOfSequence (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsLowDelay (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsPaddingData (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsPicture (  )  const [inline]
bool dirac::ParseUnitByteIO::IsSeqHeader (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsUsingAC (  )  const [inline]

References m_parse_code.

bool dirac::ParseUnitByteIO::IsValid (  ) 
void dirac::ParseUnitByteIO::SetAdjacentParseUnits ( ParseUnitByteIO p_prev_parseunit  ) 
Parameters:
p_prev_parseunit Previous parse-unit
bool dirac::ParseUnitByteIO::SyncToUnitStart (  )  [protected]
Returns:
false if not enough data

Member Data Documentation


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.
HTML documentation generated by Dimitri van Heesch's excellent Doxygen tool.