F_VN_GetImageChannel

F_VN_GetImageChannel 1:

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

Syntax

Definition:

FUNCTION F_VN_GetImageChannel : HRESULT
VAR_INPUT
    ipSrcImage    : ITcVnImage;
    ipDestImage   : Reference To ITcVnImage;
    nChannelIndex : UINT;
    hrPrev        : HRESULT;
END_VAR

F_VN_GetImageChannel 2: Inputs

Name

Type

Description

ipSrcImage

ITcVnImage

Source image

ipDestImage

Reference To ITcVnImage

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

nChannelIndex

UINT

Index of the requested source image channel

hrPrev

HRESULT

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

F_VN_GetImageChannel 3: 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