com.teamdev.jxcapture.video.win
Class BaseDirectShowCapture

java.lang.Object
  com.teamdev.jxcapture.VideoCapture
      com.teamdev.jxcapture.video.win.BaseDirectShowCapture

Direct Known Subclasses:

AVICapture, WMVCapture

public abstract class BaseDirectShowCapture
extends VideoCapture

Base implementation of DirectShow screen video capture.

Nested Class Summary

static class

BaseDirectShowCapture.FrameRateMode

Field Summary

static java.lang.String	PROPERTY_CAPTURE_AREA
static java.lang.String	PROPERTY_CAPTURE_TRANSPARENT_WINDOWS
static java.lang.String	PROPERTY_INCLUDE_CURSOR

Fields inherited from class com.teamdev.jxcapture.VideoCapture

PROPERTY_AUDIO_SOURCE, PROPERTY_FRAMERATE, PROPERTY_VIDEO_SOURCE

Constructor Summary

protected	BaseDirectShowCapture()
protected	BaseDirectShowCapture(VideoSource videoSource)

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener listener) Add the specified property listener.
void	addPropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Add the specified property listener.
protected abstract void	configure(FilterGraphManager filterGraphManager, FilterWrapper videoSource, FilterWrapper audioSource) Abstract method for configuring a filter graph.
protected void	doPause() Performs the steps required to pause a video capture process.
protected void	doStart() Performs the steps required to start a video capture process.
protected void	doStop() Performs the steps required to stop a video capture process.
protected FilterWrapper	getAudioSourceFilter()
java.awt.Rectangle	getCaptureArea()
protected FilterGraphManager	getFilterGraphManager()
protected BaseDirectShowCapture.FrameRateMode	getFrameRateMode()
com.teamdev.jxdesktop.win32.com.OleMessageLoop	getMessageLoop()
protected java.beans.PropertyChangeSupport	getPropertyChangeSupport()
boolean	isCaptureTransparentWindows() Returns true if the capture operation allows to capture transparent or layered windows, otherwise - false.
boolean	isIncludeCursor() Determines whether the resulting image of the capture operation includes the cursor image.
protected boolean	isResizingRequired()
protected void	release()
void	removePropertyChangeListener(java.beans.PropertyChangeListener listener) Remove the specified property listener.
void	setCaptureArea(java.awt.Rectangle area)
void	setCaptureTransparentWindows(boolean captureTransparentWindows) Sets true if the captureTransparentWindows operation should allow to captureTransparentWindows transparent or layered windows, otherwise - false.
protected void	setFrameRateMode(BaseDirectShowCapture.FrameRateMode value)
void	setIncludeCursor(boolean includeCursor) Includes (or excludes) the cursor image to (or from) the resulting image of the capture operation.
protected void	setResizingRequired(boolean resizingRequired)

Methods inherited from class com.teamdev.jxcapture.VideoCapture

create, create, getAudioCodecs, getAudioSource, getAvailableFormats, getEncodingParameters, getFramerate, getVideoCodecs, getVideoFormat, getVideoSource, isAvailable, isStarted, pause, setAudioSource, setEncodingParameters, setFramerate, setFramerate, setVideoSource, start, start, stop, validate

Methods inherited from class java.lang.Object

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

Field Detail

PROPERTY_CAPTURE_AREA

public static final java.lang.String PROPERTY_CAPTURE_AREA

See Also:

Constant Field Values

PROPERTY_INCLUDE_CURSOR

public static final java.lang.String PROPERTY_INCLUDE_CURSOR

See Also:

Constant Field Values

PROPERTY_CAPTURE_TRANSPARENT_WINDOWS

public static final java.lang.String PROPERTY_CAPTURE_TRANSPARENT_WINDOWS

See Also:

Constant Field Values

Constructor Detail

BaseDirectShowCapture

protected BaseDirectShowCapture(VideoSource videoSource)

BaseDirectShowCapture

protected BaseDirectShowCapture()

Method Detail

doStart

protected void doStart()

Description copied from class: VideoCapture

Performs the steps required to start a video capture process.

Specified by:

doStart in class VideoCapture

getAudioSourceFilter

protected FilterWrapper getAudioSourceFilter()

configure

protected abstract void configure(FilterGraphManager filterGraphManager,
                                  FilterWrapper videoSource,
                                  FilterWrapper audioSource)

Abstract method for configuring a filter graph.

Parameters:

filterGraphManager - filter graph to configure

videoSource - video capture source

audioSource - audio capture source, or null if not required

doStop

protected void doStop()

Description copied from class: VideoCapture

Performs the steps required to stop a video capture process.

Specified by:

doStop in class VideoCapture

release

protected void release()

doPause

protected void doPause()

Description copied from class: VideoCapture

Performs the steps required to pause a video capture process.

Specified by:

doPause in class VideoCapture

isResizingRequired

protected boolean isResizingRequired()

setResizingRequired

protected void setResizingRequired(boolean resizingRequired)

getFrameRateMode

protected BaseDirectShowCapture.FrameRateMode getFrameRateMode()

setFrameRateMode

protected void setFrameRateMode(BaseDirectShowCapture.FrameRateMode value)

getFilterGraphManager

protected FilterGraphManager getFilterGraphManager()

getMessageLoop

public com.teamdev.jxdesktop.win32.com.OleMessageLoop getMessageLoop()

getPropertyChangeSupport

protected java.beans.PropertyChangeSupport getPropertyChangeSupport()

addPropertyChangeListener

public void addPropertyChangeListener(java.lang.String propertyName,
                                      java.beans.PropertyChangeListener listener)

Add the specified property listener.

Parameters:

propertyName - property name

listener - listener

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)

Add the specified property listener.

Parameters:

listener - listener

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)

Remove the specified property listener.

Parameters:

listener - listener

getCaptureArea

public java.awt.Rectangle getCaptureArea()

Returns:

specified capturing area

setCaptureArea

public void setCaptureArea(java.awt.Rectangle area)

Parameters:

area - required rectangular capture area

isIncludeCursor

public boolean isIncludeCursor()

Determines whether the resulting image of the capture operation includes the cursor image.

Returns:

true if the result of the capture operation includes the cursor image, false otherwise

setIncludeCursor

public void setIncludeCursor(boolean includeCursor)

Includes (or excludes) the cursor image to (or from) the resulting image of the capture operation.

Parameters:

includeCursor - If true, this cursor image is included into the result of the capture operation; otherwise not

isCaptureTransparentWindows

public boolean isCaptureTransparentWindows()

Returns true if the capture operation allows to capture transparent or layered windows, otherwise - false.

A layered or transparent window is used by some applications to create a fade-in/out effect for menus and windows. Layered windows are also used for desktop animation, such as animated help assistants.

Returns:

true if the capture transparent or layered window option is set, otherwise - false

setCaptureTransparentWindows

public void setCaptureTransparentWindows(boolean captureTransparentWindows)

Sets true if the captureTransparentWindows operation should allow to captureTransparentWindows transparent or layered windows, otherwise - false.

A layered or transparent window is used by some applications to create a fade-in/out effect for menus and windows. Layered windows are also used for desktop animation, such as animated help assistants.

Parameters:

captureTransparentWindows - true if the captureTransparentWindows operation should allow to captureTransparentWindows transparent or layered window, otherwise - false