The DespeckleActivity Class is available in LEADTOOLS Document and Medical Imaging toolkits.
Removes speckles from an image. Typically, this activity is used to clean up scanned images (such as FAX images). This activity is available in the Document/Medical Toolkits.
Object Model
Syntax
| Visual Basic (Declaration) | |
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Public Class DespeckleActivity Inherits ImageProcessingBaseActivity Implements IComponent, IDisposable | |
| Visual Basic (Usage) |  Copy Code |
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Dim instance As DespeckleActivity | |
| C# | |
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public class DespeckleActivity : ImageProcessingBaseActivity, IComponent, IDisposable | |
| C++/CLI | |
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public ref class DespeckleActivity : public ImageProcessingBaseActivity, IComponent, IDisposable | |
Remarks
- This activity removes 1-pixel speckles, and shrinks some larger speckles. As a result, in some cases larger speckles can be completely removed by running it more than once.
- This activity supports 12 and 16-bit grayscale and 48 and 64-bit color images. Support for 12 and 16-bit grayscale and 48 and 64-bit color images is available only in the Document/Medical toolkits.
- This activity does not support 32-bit grayscale images.
Inheritance Hierarchy
System.Object
System.Workflow.ComponentModel.DependencyObject
System.Workflow.ComponentModel.Activity
Leadtools.Workflow.Raster.WorkflowImageActivity
Leadtools.Workflow.Raster.DisposableImageActivity
Leadtools.Workflow.ImageProcessing.ImageProcessingBaseActivity
Leadtools.Workflow.ImageProcessing.DespeckleActivity
Requirements
Target Platforms: Microsoft .NET Framework 3.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7