GrayLib::cVideoFS Class Reference

#include <cVideoFS.h>

Inheritance diagram for GrayLib::cVideoFS:

Public Attributes
cWinSize	m_BlockSize
	Preconfigured size of the dirty block in pixels. (arbitrary 16..256, multiple of 16) More...
cWinSize	m_FrameSize
	total size in pixels in Frame. More...
cWinSize	m_Blocks
	Count of blocks = m_FrameSize / m_BlockSize. More...
UINT	m_nFrameNum
	frame number in video stream so far. More...
cArrayVal< cColor888 >	m_BlockTmp
	space to hold a block for (de)compression. m_BlockSize More...

Static Public Attributes
static const int	k_BLOCK_DEF = 32
static const FOURCC	k_Form = ((DWORD)(BYTE)( 'F' ) | ((DWORD)(BYTE)( 'S' ) << 8) | ((DWORD)(BYTE)( 'V' ) << 16) | ((DWORD)(BYTE)( '1' ) << 24 ))

Protected Member Functions
	cVideoFS (int nBlockX=k_BLOCK_DEF, int nBlockY=k_BLOCK_DEF)
	~cVideoFS ()
void	UpdateBlockParams ()
BYTE *	BuildCompFrameHeader (BYTE *pComp) const
bool	isReady () const noexcept
int	get_BlocksTotal () const noexcept
void	GetBlockRect (int col, int row, cRectI &rect) const noexcept
	UNITTEST_FRIEND (cVideoFS)

Detailed Description

Implement the Adobe Flash 'screenshare' (Screen video) codec natively. based on zlib. common for compress, decompress or render. FOURCC(fsv1) http://en.wikipedia.org/wiki/Flash_Video FLV native pixel format = 24 bit D3DCOLOR format/order. (RGB high to low bytes) cColor888

Constructor & Destructor Documentation

cVideoFS()

GrayLib::cVideoFS::cVideoFS ( int  nBlockX = k_BLOCK_DEF, int  nBlockY = k_BLOCK_DEF  )

protected

~cVideoFS()

GrayLib::cVideoFS::~cVideoFS ( )

protected

Member Function Documentation

BuildCompFrameHeader()

BYTE * GrayLib::cVideoFS::BuildCompFrameHeader ( BYTE *  pComp ) const

protected

Build the 4 byte frame header.

get_BlocksTotal()

int GrayLib::cVideoFS::get_BlocksTotal ( ) const

inlineprotectednoexcept

GetBlockRect()

void GrayLib::cVideoFS::GetBlockRect ( int  col, int  row, cRectI &  rect  ) const

inlineprotectednoexcept

Get pixel rectangle for a particular block.

isReady()

bool GrayLib::cVideoFS::isReady ( ) const

inlineprotectednoexcept

UNITTEST_FRIEND()

GrayLib::cVideoFS::UNITTEST_FRIEND ( cVideoFS  )

protected

UpdateBlockParams()

void GrayLib::cVideoFS::UpdateBlockParams ( )

protected

Once i know the m_BlockSize and m_FrameSize. update the derived properties.

frame number in video.

Member Data Documentation

k_BLOCK_DEF

const int GrayLib::cVideoFS::k_BLOCK_DEF = 32

static

k_Form

const FOURCC GrayLib::cVideoFS::k_Form = ((DWORD)(BYTE)( 'F' ) | ((DWORD)(BYTE)( 'S' ) << 8) | ((DWORD)(BYTE)( 'V' ) << 16) | ((DWORD)(BYTE)( '1' ) << 24 ))

static

m_Blocks

cWinSize GrayLib::cVideoFS::m_Blocks

Count of blocks = m_FrameSize / m_BlockSize.

m_BlockSize

cWinSize GrayLib::cVideoFS::m_BlockSize

Preconfigured size of the dirty block in pixels. (arbitrary 16..256, multiple of 16)

m_BlockTmp

cArrayVal<cColor888> GrayLib::cVideoFS::m_BlockTmp

space to hold a block for (de)compression. m_BlockSize

m_FrameSize

cWinSize GrayLib::cVideoFS::m_FrameSize

total size in pixels in Frame.

m_nFrameNum

UINT GrayLib::cVideoFS::m_nFrameNum

frame number in video stream so far.

---

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

• c:/Dennis/Source/Gray/GrayLib/include/AV/cVideoFS.h
• c:/Dennis/Source/Gray/GrayLib/src/AV/cVideoFS.cpp