F_VN_CreateImageFromArray
Creates an image and initialize it with the provided data. The initial reference count is set to one if a new image interface is created and kept, otherwise.
Syntax
Definition:
FUNCTION F_VN_CreateImageFromArray : HRESULT
VAR_INPUT
pData : PVOID;
ipImage : Reference To ITcVnImage;
nWidth : UDINT;
nHeight : UDINT;
ePixelType : ETcVnElementType;
nChannelNum : UDINT;
hrPrev : HRESULT;
END_VAR
Inputs
|
Name |
Type |
Description |
|---|---|---|
|
pData |
PVOID |
Pointer to the 1D data array. Make sure that the array contains at least nWidth * nHeight * nChannelNum elements and that the array element type matches ePixelType. |
|
ipImage |
Reference To ITcVnImage |
Returns the created image (Non-zero interface pointers are reused.) |
|
nWidth |
UDINT |
Image width |
|
nHeight |
UDINT |
Image height |
|
ePixelType |
Pixel type | |
|
nChannelNum |
UDINT |
Number of channels (1 to 255) |
|
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) |
Return valueRequired License
TC3 Vision Base