cH264Parser Class Reference

cH264Parser - H264 Parser class More...

#include <h264parser.h>

Public Member Functions
	cH264Parser (AVPacket *)
	Init the h264 parser and detect the nalu types.
int	GetWidth (void)
int	GetHeight (void)
bool	IsIFrame (void)
bool	IsMbaff (void)

Private Member Functions
unsigned int	ReadBit (void)
unsigned int	ReadBits (int)
unsigned int	ReadExponentialGolombCode (void)
unsigned int	ReadSE (void)

Private Attributes
AVPacket *	m_pAvpkt
const unsigned char *	m_pStart
unsigned short	m_nLength
int	m_nCurrentBit
int	m_nalutype = 0
int	m_width = 0
int	m_height = 0
bool	m_mbaff = false

Detailed Description

cH264Parser - H264 Parser class

Definition at line 39 of file h264parser.h.

Constructor & Destructor Documentation

cH264Parser()

cH264Parser::cH264Parser

(

AVPacket *

avpkt

)

Init the h264 parser and detect the nalu types.

Parameters

avpkt

AVPacket to parse

Definition at line 77 of file h264parser.cpp.

References isValidStartCode(), L_CODEC, LOGDEBUG2, LOGERROR, m_height, m_mbaff, m_nalutype, m_nCurrentBit, m_nLength, m_pAvpkt, m_pStart, m_width, NALU_TYPE_AUD, NALU_TYPE_IDR, NALU_TYPE_NON_IDR, NALU_TYPE_PPS, NALU_TYPE_SEI, NALU_TYPE_SPS, NalUnitType(), PrintStreamData(), ReadBit(), ReadBits(), ReadExponentialGolombCode(), and ReadSE().

Member Function Documentation

GetHeight()

int cH264Parser::GetHeight ( void  )

inline

Definition at line 44 of file h264parser.h.

References m_height.

Referenced by cVideoStream::OpenDecoder().

GetWidth()

int cH264Parser::GetWidth ( void  )

inline

Definition at line 43 of file h264parser.h.

References m_width.

Referenced by cVideoStream::OpenDecoder().

IsIFrame()

bool cH264Parser::IsIFrame

(

void

)

Definition at line 241 of file h264parser.cpp.

References m_nalutype, NALU_TYPE_IDR, NALU_TYPE_NON_IDR, NALU_TYPE_PPS, and NALU_TYPE_SPS.

Referenced by cVideoStream::OpenDecoder().

IsMbaff()

bool cH264Parser::IsMbaff ( void  )

inline

Definition at line 46 of file h264parser.h.

References m_mbaff.

ReadBit()

unsigned int cH264Parser::ReadBit ( void  )

private

Definition at line 250 of file h264parser.cpp.

References m_nCurrentBit, m_nLength, and m_pStart.

Referenced by cH264Parser(), ReadBits(), and ReadExponentialGolombCode().

ReadBits()

unsigned int cH264Parser::ReadBits ( int  n )

private

Definition at line 260 of file h264parser.cpp.

References ReadBit().

Referenced by cH264Parser(), and ReadExponentialGolombCode().

ReadExponentialGolombCode()

unsigned int cH264Parser::ReadExponentialGolombCode ( void  )

private

Definition at line 270 of file h264parser.cpp.

References ReadBit(), and ReadBits().

Referenced by cH264Parser(), and ReadSE().

ReadSE()

unsigned int cH264Parser::ReadSE ( void  )

private

Definition at line 284 of file h264parser.cpp.

References ReadExponentialGolombCode().

Referenced by cH264Parser().

Member Data Documentation

m_height

int cH264Parser::m_height = 0

private

Definition at line 57 of file h264parser.h.

Referenced by cH264Parser(), and GetHeight().

m_mbaff

bool cH264Parser::m_mbaff = false

private

Definition at line 58 of file h264parser.h.

Referenced by cH264Parser(), and IsMbaff().

m_nalutype

int cH264Parser::m_nalutype = 0

private

Definition at line 54 of file h264parser.h.

Referenced by cH264Parser(), and IsIFrame().

m_nCurrentBit

int cH264Parser::m_nCurrentBit

private

Definition at line 52 of file h264parser.h.

Referenced by cH264Parser(), and ReadBit().

m_nLength

unsigned short cH264Parser::m_nLength

private

Definition at line 51 of file h264parser.h.

Referenced by cH264Parser(), and ReadBit().

m_pAvpkt

AVPacket* cH264Parser::m_pAvpkt

private

Definition at line 49 of file h264parser.h.

Referenced by cH264Parser().

m_pStart

const unsigned char* cH264Parser::m_pStart

private

Definition at line 50 of file h264parser.h.

Referenced by cH264Parser(), and ReadBit().

m_width

int cH264Parser::m_width = 0

private

Definition at line 56 of file h264parser.h.

Referenced by cH264Parser(), and GetWidth().

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The documentation for this class was generated from the following files:

• h264parser.h
• h264parser.cpp