Query frame grabber lut.
The operator get_framegrabber_lut queries the lut of the frame grabber specified by FGHandle. This operation is not supported for all kinds of frame grabbers.
|
FGHandle (input_control) |
framegrabber -> integer |
| Handle of the desired frame grabber. | |
|
ImageRed (output_control) |
integer-array -> integer |
| Red level of the lut entries. | |
|
ImageGreen (output_control) |
integer-array -> integer |
| Green level of the lut entries. | |
|
ImageBlue (output_control) |
integer-array -> integer |
| Blue level of the lut entries. | |
The operator get_framegrabber_lut returns the value 2 (H_MSG_TRUE) if the frame grabber is open.
get_framegrabber_lut is reentrant and processed without parallelization.
set_framegrabber_lut, open_framegrabber
Foundation
