F_VN_BlendImages

F_VN_BlendImages 1:

Blends two images, i.e. dest = (src1 * weight1 + src2 * weight2) / (weight1 + weight2).
Can use available TwinCAT Job Tasks for executing parallel code regions.

Syntax

Definition:

FUNCTION F_VN_BlendImages : HRESULT
VAR_INPUT
    ipSrcImage1 : ITcVnImage;
    ipSrcImage2 : ITcVnImage;
    ipWeights1  : ITcVnImage;
    ipWeights2  : ITcVnImage;
    ipDestImage : Reference To ITcVnImage;
    hrPrev      : HRESULT;
END_VAR

F_VN_BlendImages 2: Inputs

Name

Type

Description

ipSrcImage1

ITcVnImage

First source image (ET_USINT or ET_REAL)

ipSrcImage2

ITcVnImage

Second source image (same type and size as ipSrcImage1)

ipWeights1

ITcVnImage

Weights for ipSrcImage1 (1 channel, ET_REAL)

ipWeights2

ITcVnImage

Weights for ipSrcImage2 (1 channel, ET_REAL)

ipDestImage

Reference To ITcVnImage

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

hrPrev

HRESULT

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

F_VN_BlendImages 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