F_VN_BrightBorderObjects
Find bright objects connected to the image border within a gray-scale single-channel image.
Syntax
Definition:
FUNCTION F_VN_BrightBorderObjects : HRESULT
VAR_INPUT
ipSrcImage : ITcVnImage;
ipDestImage : Reference To ITcVnImage;
hrPrev : HRESULT;
END_VAR
Inputs
Name |
Type |
Description |
---|---|---|
ipSrcImage |
Source image (USINT, UINT, INT, REAL, or LREAL, 1 channel) | |
ipDestImage |
Reference To ITcVnImage |
Destination image (An appropriate destination image will be created if required.) |
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) |
Further information
This function transfers all bright border objects in the input image to the result image.
Algorithm
All objects in the image that are brighter than the surrounding pixels are removed.
Parameter
Input image
The input image ipSrcImage
may only have one channel and must have one of the following element types: USINT
, UINT
, INT
, REAL
or LREAL
.
Result image
The result image ipDestImage
returns the bright border objects.
Application
hr := F_VN_BrightBorderObjects(
ipSrcImage := ipImageIn,
ipDestImage := ipImageRes,
hrPrev := hr
);
Input image | Result image |
Related functions
Required License
TC3 Vision Base
System Requirements
Development environment | Target platform | PLC libraries to include |
---|---|---|
TwinCAT V3.1.4024.54 or later | PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU | Tc3_Vision |