F_VN_ElementwiseLog

F_VN_ElementwiseLog 1:

Computes the natural logarithm of each pixel value.

Syntax

Definition:

FUNCTION F_VN_ElementwiseLog : HRESULT
VAR_INPUT
    ipSrcImage  : ITcVnImage;
    ipDestImage : Reference To ITcVnImage;
    hrPrev      : HRESULT;
END_VAR

F_VN_ElementwiseLog 2: Inputs

Name

Type

Description

ipSrcImage

ITcVnImage

Source image (REAL or LREAL)

ipDestImage

Reference To ITcVnImage

Destination image (Same type and size as ipSrcImage, an appropriate 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_ElementwiseLog 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