F_VN_ImageMoments

F_VN_ImageMoments 1:

Computes the spatial moments, the central moments, and the central normalized moments of an image up to the third order.

Syntax

Definition:

FUNCTION F_VN_ImageMoments : HRESULT
VAR_INPUT
    ipImage      : ITcVnImage;
END_VAR
VAR_IN_OUT
    stMoments    : TcVnMoments;
END_VAR
VAR_INPUT
    bBinaryImage : BOOL;
    hrPrev       : HRESULT;
END_VAR

F_VN_ImageMoments 2: Inputs

Name

Type

Description

ipImage

ITcVnImage

Source image (1 channel, elements of type USINT or REAL)

bBinaryImage

BOOL

If true, all non-zero pixels are treated as ones

hrPrev

HRESULT

HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

F_VN_ImageMoments 3: In/Outputs

Name

Type

Description

stMoments

TcVnMoments

Returns a struct containing the moments

F_VN_ImageMoments 4: Return value

HRESULT

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