GetImageChannel

Return the specified source image channel as a single-channel image.

Syntax

Definition:

HRESULT GetImageChannel(
    HRESULT      hrPrev,
    ITcVnImage*  ipSrcImage,
    ITcVnImage*& ipDestImage,
    USHORT       nChannelIndex
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

ipSrcImage

ITcVnImage*

Source image

ipDestImage

ITcVnImage*&

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

nChannelIndex

USHORT

Index of the requested source image channel

GetImageChannel 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