SubtractImages

Element-wise subtraction of two images using saturation arithmetics.

Syntax

Definition:

HRESULT SubtractImages(
    HRESULT      hrPrev,
    ITcVnImage*  ipSrcImage1,
    ITcVnImage*  ipSrcImage2,
    ITcVnImage*& ipDestImage
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

ipSrcImage1

ITcVnImage*

First source image (minuend)

ipSrcImage2

ITcVnImage*

Second source image (subtrahend)

ipDestImage

ITcVnImage*&

Destination image (An appropriate destination image will be created if required.)

SubtractImages 1: Return value

HRESULT

Required 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