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 -> HTuple.long |
| Handle of the desired frame grabber. | |
|
ImageRed (output_control) |
integer-array -> HTuple.long * |
| Red level of the lut entries. | |
|
ImageGreen (output_control) |
integer-array -> HTuple.long * |
| Green level of the lut entries. | |
|
ImageBlue (output_control) |
integer-array -> HTuple.long * |
| Blue level of the lut entries. | |
The operator ::get_framegrabber_lut returns the value H_MSG_TRUE if the frame grabber is open.
::set_framegrabber_lut, ::open_framegrabber
Image / region / XLD management
