vetWindowGTK Class Reference

Inheritance diagram for vetWindowGTK:

Public Member Functions
	vetWindowGTK (GtkWidget *mainWindow=NULL)
	Default constructor initializes variables and canvas.
	vetWindowGTK (unsigned int width, unsigned int height, GtkWidget *mainWindow=NULL)
	Default constructor initializes variables.
	~vetWindowGTK ()
	Default destructor, wait for pending events and flush.
VETRESULT	run ()
	Currently not used.
VETRESULT	show (bool doShowWindow=true)
	Show canvas and if selected also main window.
VETRESULT	hide (bool doHideWindow=true)
	Hide canvas and if selected also main window.
GtkWidget *	dump_canvas ()
	Dump canvas' address.
GtkWidget *	dump_window ()
	Dump (main) window's address.
void	setDithering (int value=0)
	Set display dithering mode.
int	getDithering ()
	Get current display dithering value.
VETRESULT	setFrameRate (float fps=0)
	Set display frame rate (elaboration time is not subtracted).
unsigned int	getWidth () const
	Get current canvas' width.
unsigned int	getHeight () const
	Get current canvas' height.
VETRESULT	setHeight (unsigned int value)
	Set current canvas' height.
VETRESULT	setWidth (unsigned int value)
	Set current canvas' width.
VETRESULT	importFrom (vetFrameYUV420 &img)
	Display frame, conversion to vetFrameRGB24 and data-copy routine.
VETRESULT	importFrom (vetFrameRGB24 &img)
	Display frame, data-copy routine. (optimized).
VETRESULT	importFrom (vetFrameT< unsigned char > &img)
	Display frame, conversion to vetFrameRGB24 and single channel data-copy routine.
Protected Member Functions
int	init ()
	Initialize canvas.
Protected Attributes
GtkWidget *	image
	Canvas' handle (created by this class).
GtkWidget *	window
	Window's handle (passed or created).
GdkRgbDither	currDith
	Current Dithering setting: 0 => GDK_RGB_DITHER_NONE (default) 1 => GDK_RGB_DITHER_NORMAL 2 => GDK_RGB_DITHER_MAX.
unsigned int	width
	Canvas' width.
unsigned int	height
	Canvas' height.
long	v_sleeptime
	Milliseconds to wait after frame (re)drawing.

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Detailed Description

Definition at line 79 of file vetWindowGTK.h.

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Constructor & Destructor Documentation

vetWindowGTK::vetWindowGTK (  GtkWidget *  mainWindow = NULL  )

Default constructor initializes variables and canvas. Parameters: [in]  mainWindow  Main window's handle, if not NULL, it will be created. Definition at line 38 of file vetWindowGTK.cpp. References height, image, INFO, init(), setDithering(), v_sleeptime, width, and window.

vetWindowGTK::vetWindowGTK (  unsigned int  width, unsigned int  height, GtkWidget *  mainWindow = NULL )

Default constructor initializes variables. Parameters: width  Canvas' width. height  Canvas' height. [in]  mainWindow  Main window's handle, if not NULL, it will be created. Definition at line 59 of file vetWindowGTK.cpp. References height, image, INFO, init(), setDithering(), v_sleeptime, width, and window.

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Member Function Documentation

GtkWidget* vetWindowGTK::dump_canvas (   )  [inline]

Dump canvas' address. Returns: Canvas' handle (where data is displayed) Definition at line 180 of file vetWindowGTK.h. References image.

GtkWidget* vetWindowGTK::dump_window (   )  [inline]

Dump (main) window's address. Returns: (main) window's handle (was passed at constructor or created by this class) Definition at line 187 of file vetWindowGTK.h. References window.

int vetWindowGTK::getDithering (   )  [inline]

Get current display dithering value. Returns: current dithering mode [0,1,2] -> (NONE, NORMAL, MAX) See also: currDith Definition at line 205 of file vetWindowGTK.h. References currDith.

unsigned int vetWindowGTK::getHeight (   )  const [inline]

Get current canvas' height. Returns: height in pixel. Definition at line 228 of file vetWindowGTK.h. References height.

unsigned int vetWindowGTK::getWidth (   )  const [inline]

Get current canvas' width. Returns: width in pixel. Definition at line 221 of file vetWindowGTK.h. References width.

VETRESULT vetWindowGTK::hide (  bool  doHideWindow = true  )

Hide canvas and if selected also main window. Parameters: [in]  doHideWindow  if true (default) hide also main window, else hide only canvas. Returns: VETRET_OK Definition at line 204 of file vetWindowGTK.cpp. References image, VETRET_OK, and window.

VETRESULT vetWindowGTK::importFrom (  vetFrameT< unsigned char > &  img  )  [virtual]

Display frame, conversion to vetFrameRGB24 and single channel data-copy routine. Parameters: [in]  img  VETLib Grey Frame to be displayed. Returns: VETRET_OK if everything is fine, VETRET_INTERNAL_ERR else. Note: Input operator (<<) call directly this function. See also: operator << (vetFrameT&) Implements vetOutput. Definition at line 305 of file vetWindowGTK.cpp. References image, INFO, VETRET_INTERNAL_ERR, and VETRET_NOT_IMPLEMENTED.

VETRESULT vetWindowGTK::importFrom (  vetFrameRGB24 &  img  )  [virtual]

Display frame, data-copy routine. (optimized). Parameters: [in]  img  VETLib Cache24 Frame to be displayed. Returns: VETRET_OK if everything is fine, VETRET_INTERNAL_ERR else. Note: Input operator (<<) call directly this function. See also: operator << (vetFrameRGB24&) Implements vetOutput. Definition at line 274 of file vetWindowGTK.cpp. References currDith, vetFrameRGB24::data, vetFrame::height, image, INFO, VETRET_INTERNAL_ERR, VETRET_OK, and vetFrame::width.

VETRESULT vetWindowGTK::importFrom (  vetFrameYUV420 &  img  )  [virtual]

Display frame, conversion to vetFrameRGB24 and data-copy routine. Parameters: [in]  img  VETLib Cache Frame to be displayed. Returns: VETRET_OK if everything is fine, VETRET_INTERNAL_ERR else. Note: Input operator (<<) call directly this function. See also: operator << (vetFrameYUV420&) Implements vetOutput. Definition at line 247 of file vetWindowGTK.cpp. References vetFrame::height, image, INFO, VETRET_INTERNAL_ERR, VETRET_OK_DEPRECATED, and vetFrame::width.

int vetWindowGTK::init (   )  [protected]

Initialize canvas. Returns: VETRET_OK Definition at line 88 of file vetWindowGTK.cpp. References destroy(), expose(), height, image, VETRET_OK, width, and window. Referenced by vetWindowGTK().

VETRESULT vetWindowGTK::run (   )  [inline]

Currently not used. Returns: VETRET_NOT_IMPLEMENTED Definition at line 153 of file vetWindowGTK.h. References VETRET_NOT_IMPLEMENTED.

void vetWindowGTK::setDithering (  int  value = 0  )

Set display dithering mode. Parameters: [in]  value  can be [0,1,2] -> (NONE, NORMAL, MAX) See also: currDith Definition at line 221 of file vetWindowGTK.cpp. References currDith. Referenced by vetWindowGTK().

VETRESULT vetWindowGTK::setFrameRate (  float  fps = 0  )

Set display frame rate (elaboration time is not subtracted). Parameters: [in]  frames  per second (default is 0, no sleep) Returns: VETRET_PARAM_ERR if fps is lower than 0, VETRET_OK else. Definition at line 164 of file vetWindowGTK.cpp. References v_sleeptime, VETRET_OK, and VETRET_PARAM_ERR.

VETRESULT vetWindowGTK::setHeight (  unsigned int  value  )  [virtual]

Set current canvas' height. Returns: height in pixel. Implements vetOutput. Definition at line 124 of file vetWindowGTK.cpp. References height, image, VETRET_ILLEGAL_USE, VETRET_OK, and width.

VETRESULT vetWindowGTK::setWidth (  unsigned int  value  )  [virtual]

Set current canvas' width. Returns: width in pixel. Implements vetOutput. Definition at line 142 of file vetWindowGTK.cpp. References height, image, VETRET_ILLEGAL_USE, VETRET_OK, and width.

VETRESULT vetWindowGTK::show (  bool  doShowWindow = true  )

Show canvas and if selected also main window. Parameters: [in]  doShowWindow  if true (default) show also main window, else show only canvas. Returns: VETRET_OK Definition at line 185 of file vetWindowGTK.cpp. References image, VETRET_OK, and window.

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

• vetWindowGTK.h
• vetWindowGTK.cpp

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