close_framegrabber

close_framegrabber ( : : 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 `->` integer
Handle of the frame grabber to be closed.

Result

If the frame grabber is open the operator close_framegrabber returns the value 2 (H_MSG_TRUE). Otherwise an exception handling is raised.

Parallelization Information

close_framegrabber is local and processed completely exclusively without parallelization.

Possible Predecessors

grab_image

See also

open_framegrabber

Module

Foundation