This class defines a video output device which outputs to a series of PPM files

Inheritance:

Public Methods

	PVideoOutputDevicePPM () Create a new video output device
virtual BOOL	Open ( const PString & deviceName, BOOL startImmediate = TRUE ) Open the device given the device name.
virtual BOOL	IsOpen () Determine if the device is currently open
virtual BOOL	Close () Close the device
virtual PStringList	GetDeviceNames () const Get a list of all of the drivers available
virtual BOOL	EndFrame () Indicate frame may be displayed

Inherited from PVideoOutputDeviceRGB:

Public Methods

virtual BOOL SetColourFormat( const PString & colourFormat )

virtual BOOL SetFrameSize( unsigned width, unsigned height )

virtual PINDEX GetMaxFrameBytes()

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

Inherited from PVideoOutputDevice:

Public Methods

static PStringList GetDriverNames(PPluginManager* pluginMgr = NULL)

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

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

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

virtual BOOL CanCaptureVideo() const

virtual BOOL Stop()

Public Members

Indicate frame may be displayed

Inherited from PVideoDevice:

Public Methods

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

virtual BOOL Start()

const PString& GetDeviceName() 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 )

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 GetFrameSize( unsigned & width, unsigned & height )

virtual unsigned GetFrameWidth() const

virtual unsigned GetFrameHeight() const

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 which outputs to a series of PPM files

PVideoOutputDevicePPM()

Create a new video output device

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

Open the device given the device name.

Parameters:

deviceName - Device name (filename base) to open
startImmediate - Immediately start device

virtual BOOL IsOpen()

Determine if the device is currently open

virtual BOOL Close()

Close the device

virtual PStringList GetDeviceNames() const

Get a list of all of the drivers available

virtual BOOL EndFrame()

Indicate frame may be displayed

This class has no child classes.

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