close_framegrabber

Herror ::close_framegrabber ( const HTuple &FGHandle )

Close specified frame grabber.

The operator ::close_framegrabber closes the frame grabber specified by FGHandle. In particular possible storage space for data buffers is released and the frame grabber is made available for other processes.

Parameters

`FGHandle` (input_control)	framegrabber `->` HTuple.long
Handle of the frame grabber to be closed.

Result

If the frame grabber is open the operator ::close_framegrabber returns the value H_MSG_TRUE. Otherwise an exception handling is raised.

Possible Predecessors

::grab_image

See also

::open_framegrabber

Module

Image / region / XLD management