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	ITcVnImage	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	ETcVnBorderInterpolationMethod	Specifies how the pixel values of the padding area are determined
hrPrev	HRESULT	HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

In/Outputs

Name	Type	Description
aPaddingValue	TcVnVector4_LREAL	Specifies the padding value if CONSTANT is used

Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment	Target platform	PLC libraries to include
TwinCAT V3.1.4024.59 or later	PC or CX (x64) with min. PL50, e.g. Intel 4-core Atom CPU	Tc3_Vision