org.bytedeco.javacv

Class CanvasFrame

java.lang.Object

java.awt.Component

java.awt.Container

java.awt.Window

java.awt.Frame

javax.swing.JFrame

org.bytedeco.javacv.CanvasFrame

All Implemented Interfaces:

ImageObserver, MenuContainer, Serializable, Accessible, RootPaneContainer, WindowConstants

Direct Known Subclasses:

GLCanvasFrame

public class CanvasFrame
extends JFrame

Author:

Samuel Audet Make sure OpenGL or XRender is enabled to get low latency, something like export _JAVA_OPTIONS=-Dsun.java2d.opengl=True export _JAVA_OPTIONS=-Dsun.java2d.xrender=True

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	CanvasFrame.Exception

Nested classes/interfaces inherited from class javax.swing.JFrame

JFrame.AccessibleJFrame

Nested classes/interfaces inherited from class java.awt.Frame

Frame.AccessibleAWTFrame

Nested classes/interfaces inherited from class java.awt.Window

Window.AccessibleAWTWindow, Window.Type

Nested classes/interfaces inherited from class java.awt.Container

Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields

Modifier and Type	Field and Description
protected Canvas	canvas
static long	DEFAULT_LATENCY
static CanvasFrame	global
protected double	initialScale
protected double	inverseGamma
protected boolean	needInitialResize

Fields inherited from class javax.swing.JFrame

accessibleContext, EXIT_ON_CLOSE, rootPane, rootPaneCheckingEnabled

Fields inherited from class java.awt.Frame

CROSSHAIR_CURSOR, DEFAULT_CURSOR, E_RESIZE_CURSOR, HAND_CURSOR, ICONIFIED, MAXIMIZED_BOTH, MAXIMIZED_HORIZ, MAXIMIZED_VERT, MOVE_CURSOR, N_RESIZE_CURSOR, NE_RESIZE_CURSOR, NORMAL, NW_RESIZE_CURSOR, S_RESIZE_CURSOR, SE_RESIZE_CURSOR, SW_RESIZE_CURSOR, TEXT_CURSOR, W_RESIZE_CURSOR, WAIT_CURSOR

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface javax.swing.WindowConstants

DISPOSE_ON_CLOSE, DO_NOTHING_ON_CLOSE, HIDE_ON_CLOSE

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Constructors

Constructor and Description
CanvasFrame(String title)
CanvasFrame(String title, double gamma)
CanvasFrame(String title, GraphicsConfiguration gc)
CanvasFrame(String title, GraphicsConfiguration gc, double gamma)
CanvasFrame(String title, int screenNumber, DisplayMode displayMode)
CanvasFrame(String title, int screenNumber, DisplayMode displayMode, double gamma)

Method Summary

Methods

Modifier and Type	Method and Description
Graphics2D	createGraphics()
Canvas	getCanvas()
double	getCanvasScale()
Dimension	getCanvasSize()
static double	getDefaultGamma()
static GraphicsDevice	getDefaultScreenDevice()
static DisplayMode	getDisplayMode(int screenNumber)
static double	getGamma(GraphicsDevice screen)
static double	getGamma(int screenNumber)
long	getLatency()
static String[]	getScreenDescriptions()
static GraphicsDevice	getScreenDevice(int screenNumber)
static GraphicsDevice[]	getScreenDevices()
protected void	initCanvas(boolean fullScreen, DisplayMode displayMode, double gamma)
void	releaseGraphics(Graphics2D g)
void	setCanvasScale(double initialScale)
void	setCanvasSize(int width, int height)
void	setLatency(long latency)
void	showColor(Color color)
void	showColor(opencv_core.CvScalar color)
void	showImage(Image image)
void	showImage(org.bytedeco.javacpp.helper.opencv_core.AbstractArray image)
void	showImage(org.bytedeco.javacpp.helper.opencv_core.AbstractArray image, boolean flipChannels)
static void	tile(CanvasFrame[] frames)
KeyEvent	waitKey()
KeyEvent	waitKey(int delay)
void	waitLatency()

Methods inherited from class javax.swing.JFrame

addImpl, createRootPane, frameInit, getAccessibleContext, getContentPane, getDefaultCloseOperation, getGlassPane, getGraphics, getJMenuBar, getLayeredPane, getRootPane, getTransferHandler, isDefaultLookAndFeelDecorated, isRootPaneCheckingEnabled, paramString, processWindowEvent, remove, repaint, setContentPane, setDefaultCloseOperation, setDefaultLookAndFeelDecorated, setGlassPane, setIconImage, setJMenuBar, setLayeredPane, setLayout, setRootPane, setRootPaneCheckingEnabled, setTransferHandler, update

Methods inherited from class java.awt.Frame

addNotify, getCursorType, getExtendedState, getFrames, getIconImage, getMaximizedBounds, getMenuBar, getState, getTitle, isResizable, isUndecorated, remove, removeNotify, setBackground, setCursor, setExtendedState, setMaximizedBounds, setMenuBar, setOpacity, setResizable, setShape, setState, setTitle, setUndecorated

Methods inherited from class java.awt.Window

addPropertyChangeListener, addPropertyChangeListener, addWindowFocusListener, addWindowListener, addWindowStateListener, applyResourceBundle, applyResourceBundle, createBufferStrategy, createBufferStrategy, dispose, getBackground, getBufferStrategy, getFocusableWindowState, getFocusCycleRootAncestor, getFocusOwner, getFocusTraversalKeys, getIconImages, getInputContext, getListeners, getLocale, getModalExclusionType, getMostRecentFocusOwner, getOpacity, getOwnedWindows, getOwner, getOwnerlessWindows, getShape, getToolkit, getType, getWarningString, getWindowFocusListeners, getWindowListeners, getWindows, getWindowStateListeners, hide, isActive, isAlwaysOnTop, isAlwaysOnTopSupported, isAutoRequestFocus, isFocusableWindow, isFocusCycleRoot, isFocused, isLocationByPlatform, isOpaque, isShowing, isValidateRoot, pack, paint, postEvent, processEvent, processWindowFocusEvent, processWindowStateEvent, removeWindowFocusListener, removeWindowListener, removeWindowStateListener, reshape, setAlwaysOnTop, setAutoRequestFocus, setBounds, setBounds, setCursor, setFocusableWindowState, setFocusCycleRoot, setIconImages, setLocation, setLocation, setLocationByPlatform, setLocationRelativeTo, setMinimumSize, setModalExclusionType, setSize, setSize, setType, setVisible, show, toBack, toFront

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalPolicy, getInsets, getLayout, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, print, printComponents, processContainerEvent, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, disableEvents, dispatchEvent, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, prepareImage, prepareImage, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resize, resize, revalidate, setComponentOrientation, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeysEnabled, setForeground, setIgnoreRepaint, setLocale, setMaximumSize, setName, setPreferredSize, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.awt.MenuContainer

getFont, postEvent

Field Detail

global

public static CanvasFrame global

DEFAULT_LATENCY

public static final long DEFAULT_LATENCY

See Also:

Constant Field Values

canvas

protected Canvas canvas

needInitialResize

protected boolean needInitialResize

initialScale

protected double initialScale

inverseGamma

protected double inverseGamma

Constructor Detail

CanvasFrame

public CanvasFrame(String title)

CanvasFrame

public CanvasFrame(String title,
           double gamma)

CanvasFrame

public CanvasFrame(String title,
           GraphicsConfiguration gc)

CanvasFrame

public CanvasFrame(String title,
           GraphicsConfiguration gc,
           double gamma)

CanvasFrame

public CanvasFrame(String title,
           int screenNumber,
           DisplayMode displayMode)
            throws CanvasFrame.Exception

Throws:

CanvasFrame.Exception

CanvasFrame

public CanvasFrame(String title,
           int screenNumber,
           DisplayMode displayMode,
           double gamma)
            throws CanvasFrame.Exception

Throws:

CanvasFrame.Exception

Method Detail

getScreenDescriptions

public static String[] getScreenDescriptions()

getDisplayMode

public static DisplayMode getDisplayMode(int screenNumber)

getGamma

public static double getGamma(int screenNumber)

getDefaultGamma

public static double getDefaultGamma()

getGamma

public static double getGamma(GraphicsDevice screen)

getScreenDevice

public static GraphicsDevice getScreenDevice(int screenNumber)
                                      throws CanvasFrame.Exception

Throws:

CanvasFrame.Exception

getScreenDevices

public static GraphicsDevice[] getScreenDevices()

getDefaultScreenDevice

public static GraphicsDevice getDefaultScreenDevice()

initCanvas

protected void initCanvas(boolean fullScreen,
              DisplayMode displayMode,
              double gamma)

getLatency

public long getLatency()

setLatency

public void setLatency(long latency)

waitLatency

public void waitLatency()
                 throws InterruptedException

Throws:

InterruptedException

waitKey

public KeyEvent waitKey()
                 throws InterruptedException

Throws:

InterruptedException

waitKey

public KeyEvent waitKey(int delay)
                 throws InterruptedException

Throws:

InterruptedException

getCanvas

public Canvas getCanvas()

getCanvasSize

public Dimension getCanvasSize()

setCanvasSize

public void setCanvasSize(int width,
                 int height)

getCanvasScale

public double getCanvasScale()

setCanvasScale

public void setCanvasScale(double initialScale)

createGraphics

public Graphics2D createGraphics()

releaseGraphics

public void releaseGraphics(Graphics2D g)

showColor

public void showColor(opencv_core.CvScalar color)

showColor

public void showColor(Color color)

showImage

public void showImage(org.bytedeco.javacpp.helper.opencv_core.AbstractArray image)

showImage

public void showImage(org.bytedeco.javacpp.helper.opencv_core.AbstractArray image,
             boolean flipChannels)

showImage

public void showImage(Image image)

tile

public static void tile(CanvasFrame[] frames)