F_VN_CreateEmptyImage

F_VN_CreateEmptyImage 1:

Creates an empty image without allocating any data buffer. The initial reference count is set to one if a new image interface is created and kept, otherwise.

Syntax

Definition:

FUNCTION F_VN_CreateEmptyImage : HRESULT
VAR_INPUT
    ipImage : Reference To  ITcVnImage;
    hrPrev  : HRESULT;
END_VAR

F_VN_CreateEmptyImage 2: Inputs

Name

Type

Description

ipImage

Reference To ITcVnImage

Returns the created image

hrPrev

HRESULT

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

F_VN_CreateEmptyImage 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