New Features Reference

List of all new features

This class represents an absolute value interface to a value of a video capture device property.

This class represents a button interface to a value of a video capture device property.

This class represents an interface to a video capture device property, which uses a string representation for every value.

IVCDPropertyElement

This class represents an element of video capture device property.

IVCDPropertyInterface

This class represents an interface to a value of a video capture device property.

IVCDPropertyItem

This class represents an item of a video capture device property.

IVCDRangeProperty

This class represents a range interface to a value of a video capture device property.

IVCDSwitchProperty

This class represents a switch interface to a value of a video capture device property.

CSimplePropertyAccess

This class wraps access to VCDProperties to make them easier to use.

Grabber::getAvailableVCDProperties

Returns a collection of the IVCDPropertyItems of the currently opened device.

Grabber::getPauseLive

Returns whether pause mode is enabled.

Grabber::setPauseLive

Pauses the live mode.

Grabber::saveDeviceState

Saves the state of the opened device. A saved state can be restored using loadDeviceState.

Grabber::loadDeviceState

Restores grabber settings that were saved by saveDeviceState.

Grabber::saveDeviceStateToFile

Saves the state of the currently opened device to a file. The grabber state can be restored using loadDeviceStateFromFile.

Grabber::loadDeviceStateFromFile

Restores the device settings from a file that was previously saved by saveDeviceStateToFile.

Grabber::getCountOfFramesDropped

Returns the number of frames that were dropped by the video capture device.

Grabber::getCountOfFramesNotDropped

Returns the number of frames that were delivered by the device.

Grabber::showDevicePage

Shows a device settings page.

Grabber::showVCDPropertyPage

Shows the property page for this device. With the property page, the user can adjust property settings like brightness.

Grabber::isSignalDetectedAvailable

Checks whether a device can be queried for a list of available video stream.

Grabber::getSignalDetected

Returns whether a signal was detected by the device.

Grabber::openDevByUniqueName

Opens a device by its unique name.

Grabber::openDevByDisplayName

Opens a device by its display name.

Grabber::isFrameRateListAvailable

Checks whether the currently selected video capture device supports different frame rates that can be set by the user.

Grabber::getAvailableFPS

Returns the available frame rates.

Grabber::getCurrentActualFPS

Retrieves the actual frame rate achieved by the device.

Grabber::getCurrentMaxAvailableFPS

Returns the current maximal frames per second (FPS) that the device can achieve on the bus.

Grabber::getFPS

Returns the frame rate currently set.

Grabber::setFPS

Sets the frame rate of the device.

VideoCaptureDeviceItem::getUniqueName

Returns a unique name for this device.

VideoCaptureDeviceItem::getDisplayName

Returns the display name of the video capture device.

VideoCaptureDeviceItem::getBaseName

Returns the base name of the video capture device.

saveToFileJPEG

This function saves the contents of an image buffer to a JPEG file.

saveToFileBMP

This function saves the contents of an image buffer to a .BMP file.

OverlayBitmap::drawFrameRect

Draws the frame of a rectangle on the live video.

OverlayBitmap::drawSolidEllipse

Draws a solid ellipse on the live video.

OverlayBitmap::drawFrameEllipse

Draws the frame of an ellipse on the live video.

OverlayBitmap::getColorformat

Returns the current color format used for the overlay.

<< What's New in Version 2.0 since Version 1.41