OptimalDftSize

Computes the optimal image size for applying a dft (can lead to better performance).

Syntax

Definition:

HRESULT OptimalDftSize(
    HRESULT     hrPrev,
    ITcVnImage* ipImage,
    ULONG&      nOptWidth,
    ULONG&      nOptHeight
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

ipImage

ITcVnImage*

Source image for which to compute the optimal width and height

nOptWidth

ULONG&

Returns the optimal width of the image

nOptHeight

ULONG&

Returns the optimal height of the image

OptimalDftSize 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