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FIL.LawsFilter
Filters image with one of the classic LAWS filter.
| Namespace: | FilNet |
|---|---|
| Assembly: | FIL.NET.dll |
Syntax
C++
C#
public static void LawsFilter ( FilNet.Image inImage, FilNet.LawsFilterType inVerticalFilter, FilNet.LawsFilterType inHorizontalFilter, FilNet.LawsFilterSize inFilterSize, int inMacroBlockSize, bool inNormalizeLocalContrast, FilNet.Image outTextureImage, FilNet.Image outTextureEnergyImage )
Parameters
| Name | Type | Range | Default | Description | |
|---|---|---|---|---|---|
 | inImage | FilNet.Image | Input mono image. | ||
| inVerticalFilter | FilNet.LawsFilterType | Level | Vertical part of filter. Default value: Level. | |
| inHorizontalFilter | FilNet.LawsFilterType | Edge | Horizontal part of filter. Default value: Edge. | |
| inFilterSize | FilNet.LawsFilterSize | Filter window size. | ||
| inMacroBlockSize | int | <3, INF> | 15 | Macroblock is used to gather generated texture energy. Default value: 15. |
| inNormalizeLocalContrast | bool | False | Whether to normalize image before processing. Default value: False. | |
 | outTextureImage | FilNet.Image | Filtered image. | ||
| outTextureEnergyImage | FilNet.Image | Texture energy (AVG). |
Description
The operation applies texture filters to input image to obtain energy measures.
Laws filter types are: Level, Edge, Wave, Spot, Ripple, Oscillation and Undulation.
Examples
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From left: sample image, applied Level and Wave filters, Spot and Edge, Spot and Ripple.
Errors
List of possible exceptions:
| Error type | Description |
|---|---|
| DomainError | Laws filters can be applied to single channel images only. |
| DomainError | Not supported inImage pixel format in LawsFilter. Supported formats: 1xUInt8. |
