SetCannyThreshold
Sets the canny edge detection thresholds.
Syntax
Definition:
METHOD SetCannyThreshold : HRESULT
VAR_INPUT
nLow : DINT;
nHigh : DINT;
END_VAR
Inputs
|
Name |
Type |
Description |
|---|---|---|
|
nLow |
DINT |
Low threshold (> 0) |
|
nHigh |
DINT |
High threshold (> nLow, usually 2 to 3 * nLow) |
Return value