Dirac - A Video Codec
Created by the British Broadcasting Corporation.
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:
[legend]Collaboration diagram for dirac::ParseUnitByteIO:
[legend]List of all members.Public Member Functions
Protected Member Functions
- virtual int CalcNextUnitOffset ()
- Calculates number of bytes to start of next unit.
- virtual unsigned char CalcParseCode () const
- Pure virtual method for calculating parse-code.
- bool SyncToUnitStart ()
- Locates start of parse-unit.
- unsigned char GetParseCode () const
- Get parse code.
- bool IsSeqHeader () const
- Returns true is parse unit is a Sequence Header.
- bool IsEndOfSequence () const
- Returns true is parse unit is an End of Sequence unit.
- bool IsAuxiliaryData () const
- Returns true is parse unit is Auxiliary Data.
- bool IsPaddingData () const
- Returns true is parse unit is Padding data.
- bool IsPicture () const
- Returns true is parse unit is Picture data.
- bool IsLowDelay () const
- Returns true is parse unit is Low Delay Sybtax unit.
- bool IsCoreSyntax () const
- Returns true is parse unit is Core syntax unit.
- bool IsUsingAC () const
- Returns true is parse unit uses Arithmetic coding.
Private Attributes
Constructor & Destructor Documentation
dirac::ParseUnitByteIO::ParseUnitByteIO |
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dirac::ParseUnitByteIO::ParseUnitByteIO |
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const ByteIO & |
byte_io |
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- Parameters:
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| byte_io | Stream parameters |
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dirac::ParseUnitByteIO::ParseUnitByteIO |
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const ParseUnitByteIO & |
parseunit_byteio |
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- Parameters:
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| parseunit_byteio | Parse-unit parameters |
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Member Function Documentation
virtual int dirac::ParseUnitByteIO::CalcNextUnitOffset |
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[protected, virtual] |
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virtual unsigned char dirac::ParseUnitByteIO::CalcParseCode |
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const [inline, protected, virtual] |
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virtual void dirac::ParseUnitByteIO::CollateByteStats |
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DiracByteStats & |
dirac_byte_stats |
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[virtual] |
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virtual const std::string dirac::ParseUnitByteIO::GetBytes |
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[virtual] |
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int dirac::ParseUnitByteIO::GetNextParseOffset |
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const |
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unsigned char dirac::ParseUnitByteIO::GetParseCode |
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const [inline, protected] |
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int dirac::ParseUnitByteIO::GetPreviousParseOffset |
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const |
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virtual int dirac::ParseUnitByteIO::GetSize |
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const [virtual] |
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virtual ParseUnitType dirac::ParseUnitByteIO::GetType |
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const [virtual] |
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bool dirac::ParseUnitByteIO::Input |
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bool dirac::ParseUnitByteIO::IsAuxiliaryData |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsCoreSyntax |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsEndOfSequence |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsLowDelay |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsPaddingData |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsPicture |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsSeqHeader |
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const [inline, protected] |
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bool dirac::ParseUnitByteIO::IsUsingAC |
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const [inline, protected] |
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- Parameters:
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| next_unit | Next unit i stream after this one |
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void dirac::ParseUnitByteIO::SetAdjacentParseUnits |
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ParseUnitByteIO * |
p_prev_parseunit |
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- Parameters:
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| p_prev_parseunit | Previous parse-unit |
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bool dirac::ParseUnitByteIO::Skip |
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- Returns:
- false Nothing to skip to
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bool dirac::ParseUnitByteIO::SyncToUnitStart |
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[protected] |
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- Returns:
- false if not enough data
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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.
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