You are here: Start » AVL.NET » Function Reference » Image » Image Vector Transforms » AVL.PixelVectorDirAndPresence
Computes gradient orientations of an image.
| Namespace: | AvlNet |
|---|---|
| Assembly: | AVL.NET.dll |
Syntax
C++
C#
public static void PixelVectorDirAndPresence ( AvlNet.Image inImage, NullableRef<AvlNet.Region> inRoi, AvlNet.Image outImage )
Parameters
| Name | Type | Range | Default | Description | |
|---|---|---|---|---|---|
![]() | inImage | AvlNet.Image | Input image. | ||
![]() | inRoi | AvlNet.NullableRef<AvlNet.Region> | Range of pixels to be processed. Default value: atl::NIL. | ||
![]() | outImage | AvlNet.Image | Output image. |
Errors
List of possible exceptions:
| Error type | Description |
|---|---|
| DomainError | Region exceeds an input image in PixelVectorDirAndPresence. |
| DomainError | Not supported inImage pixel format in PixelVectorDirAndPresence. |


