F_VN_PadImageBorderExp
Add padding around the original image borders. (expert function)
Syntax
Definition:
FUNCTION F_VN_PadImageBorderExp : HRESULT
VAR_INPUT
ipSrcImage : ITcVnImage;
ipPaddedImage : Reference To ITcVnImage;
nTopBorder : UDINT;
nBottomBorder : UDINT;
nLeftBorder : UDINT;
nRightBorder : UDINT;
ePaddingType : ETcVnBorderInterpolationMethod;
END_VAR
VAR_IN_OUT
aPaddingValue : TcVnVector4_LREAL;
END_VAR
VAR_INPUT
hrPrev : HRESULT;
END_VAR
Inputs
|
Name |
Type |
Description |
|---|---|---|
|
ipSrcImage |
Source image | |
|
ipPaddedImage |
Reference To ITcVnImage |
Padded destination image (Same type as ipSrcImage, an appropriate destination image will be created if required.) |
|
nTopBorder |
UDINT |
Padding height in pixels above top border |
|
nBottomBorder |
UDINT |
Padding height in pixels below bottom border |
|
nLeftBorder |
UDINT |
Padding width in pixels before left border |
|
nRightBorder |
UDINT |
Padding width in pixels after right border |
|
ePaddingType |
Specifies how the pixel values of the padding area are determined | |
|
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) |
In/Outputs
|
Name |
Type |
Description |
|---|---|---|
|
aPaddingValue |
Specifies the padding value if CONSTANT is used |
Return valueRequired License
TC3 Vision Base
System Requirements
Development environment | Target platform | PLC libraries to include |
|---|---|---|
TwinCAT V3.1. 4024.44 or later | PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU | Tc3_Vision |