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 V3.1.4024.54 or later

PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU

Tc3_Vision