This class defines a video output device- typically, a window

Inheritance:

Public Methods

	PVideoOutputDevice () Create a new video output device
virtual	~PVideoOutputDevice () Close the video output device on destruction
static PStringList	GetDriverNames (PPluginManager* pluginMgr = NULL) Return the list of available video input drivers
static PStringList	GetDriversDeviceNames ( const PString &driverName, PPluginManager* pluginMgr = NULL ) Return video devices that correspond to the specified name
static PVideoOutputDevice*	CreateDevice ( const PString &driverName, PPluginManager* pluginMgr = NULL ) Return the video output device that corresponds to the specified name
static PVideoOutputDevice*	CreateOpenedDevice ( const PString & driverName, const PString & deviceName, BOOL startImmediate = TRUE, PPluginManager* pluginMgr = NULL ) Return opened video output device that corresponds to the specified name
virtual BOOL	Close () Close the device
virtual BOOL	CanCaptureVideo () const Is the device a camera, and obtain video
virtual BOOL	SetFrameData ( unsigned x, unsigned y, unsigned width, unsigned height, const BYTE* data, BOOL endFrame = TRUE ) Set a section of the output frame buffer
virtual BOOL	Stop () Stop the video device I/O display

Public Members

Indicate frame may be displayed

Inherited from PVideoDevice:

Public Methods

virtual BOOL OpenFull( const OpenArgs & args, BOOL startImmediate = TRUE )

virtual BOOL Open( const PString & deviceName, BOOL startImmediate = TRUE )

virtual BOOL IsOpen()

virtual BOOL Start()

const PString& GetDeviceName() const

virtual PStringList GetDeviceNames() const

virtual BOOL SetVideoFormat( VideoFormat videoFormat )

virtual VideoFormat GetVideoFormat() const

virtual int GetNumChannels()

virtual BOOL SetChannel( int channelNumber )

virtual int GetChannel() const

virtual BOOL SetColourFormatConverter( const PString & colourFormat )

virtual BOOL SetColourFormat( const PString & colourFormat )

const PString& GetColourFormat() const

virtual BOOL SetFrameRate( unsigned rate )

virtual unsigned GetFrameRate() const

virtual BOOL GetFrameSizeLimits( unsigned & minWidth, unsigned & minHeight, unsigned & maxWidth, unsigned & maxHeight )

virtual BOOL SetFrameSizeConverter( unsigned width, unsigned height, BOOL bScaleNotCrop )

virtual BOOL SetFrameSize( unsigned width, unsigned height )

virtual BOOL GetFrameSize( unsigned & width, unsigned & height )

virtual unsigned GetFrameWidth() const

virtual unsigned GetFrameHeight() const

virtual PINDEX GetMaxFrameBytes()

static unsigned CalculateFrameBytes( unsigned width, unsigned height, const PString & colourFormat )

int GetLastError() const

virtual int GetBrightness()

virtual BOOL SetBrightness(unsigned newBrightness)

virtual int GetWhiteness()

virtual BOOL SetWhiteness(unsigned newWhiteness)

virtual int GetColour()

virtual BOOL SetColour(unsigned newColour)

virtual int GetContrast()

virtual BOOL SetContrast(unsigned newContrast)

virtual int GetHue()

virtual BOOL SetHue(unsigned newHue)

virtual BOOL GetParameters( int* whiteness, int* brightness, int* colour, int* contrast, int* hue )

virtual BOOL SetVideoChannelFormat( int channelNumber, VideoFormat videoFormat )

virtual BOOL GetVFlipState()

virtual BOOL SetVFlipState( BOOL newVFlipState )

void SetPreferredColourFormat(const PString & colourFmt)

const PString& GetPreferredColourFormat()

Inherited from PObject:

Public Methods

Run Time Type functions

I/O functions

Public Members

Comparison functions

Documentation

This class defines a video output device- typically, a window

PVideoOutputDevice()

Create a new video output device

virtual ~PVideoOutputDevice()

Close the video output device on destruction

static PStringList GetDriverNames(PPluginManager* pluginMgr = NULL)

Return the list of available video input drivers

static PStringList GetDriversDeviceNames( const PString &driverName, PPluginManager* pluginMgr = NULL )

Return video devices that correspond to the specified name

static PVideoOutputDevice* CreateDevice( const PString &driverName, PPluginManager* pluginMgr = NULL )

Return the video output device that corresponds to the specified name

static PVideoOutputDevice* CreateOpenedDevice( const PString & driverName, const PString & deviceName, BOOL startImmediate = TRUE, PPluginManager* pluginMgr = NULL )

Return opened video output device that corresponds to the specified name

virtual BOOL Close()

Close the device

virtual BOOL CanCaptureVideo() const

Is the device a camera, and obtain video

virtual BOOL SetFrameData( unsigned x, unsigned y, unsigned width, unsigned height, const BYTE* data, BOOL endFrame = TRUE ) = 0

Set a section of the output frame buffer

Indicate frame may be displayed

Indicate frame may be displayed

virtual BOOL Stop()

Stop the video device I/O display

Direct child classes:

PVideoOutputDeviceRGB

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