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RegionHolesRemovalCommand Class

Summary
Removes all the holes in a region. This command is available in the Document/Medical Toolkits.
Syntax
C#
C++/CLI
Python
public class RegionHolesRemovalCommand : RasterCommand 
public ref class RegionHolesRemovalCommand : public RasterCommand   
class RegionHolesRemovalCommand(RasterCommand): 
Remarks
  • This command is designed to work on images that have a region. It removes the holes from the image's region. If this command is used with an image that does not have a region, the "Invalid Parameter" error is returned.
  • This command 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 command supports 32-bit grayscale images.
Example

Run the RegionHolesRemovalCommand on an image.

C#
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Effects; 
 
 
public void RegionHolesRemovalCommandExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")); 
 
   // Prepare the command 
   LeadRect rcRect = new LeadRect(image.Width / 8, image.Height / 8, image.Width / 2 + image.Width / 8, image.Height / 2 + image.Height / 8); 
   image.AddEllipseToRegion(null, rcRect, RasterRegionCombineMode.SetNot); 
   RegionHolesRemovalCommand command = new RegionHolesRemovalCommand(); 
   command.Run(image); 
   codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24); 
 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
} 
Requirements

Target Platforms

Help Version 23.0.2024.3.3
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Leadtools.ImageProcessing.Effects Assembly
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.