LEADTOOLS Image Processing (Leadtools.ImageProcessing.Effects assembly)

EdgeDetectStatisticalCommand Class

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Example 







Members 
Detects edges by examining the variation of colors in all directions using statistical indices.
Object Model
Syntax
'Declaration
 
Public Class EdgeDetectStatisticalCommand 
   Inherits Leadtools.ImageProcessing.RasterCommand
   Implements Leadtools.ImageProcessing.IRasterCommand 
'Usage
 
Dim instance As EdgeDetectStatisticalCommand
public sealed class EdgeDetectStatisticalCommand : Leadtools.ImageProcessing.IRasterCommand  
@interface LTEdgeDetectStatisticalCommand : LTRasterCommand
public class EdgeDetectStatisticalCommand extends RasterCommand
function Leadtools.ImageProcessing.Effects.EdgeDetectStatisticalCommand()
public ref class EdgeDetectStatisticalCommand : public Leadtools.ImageProcessing.RasterCommand, Leadtools.ImageProcessing.IRasterCommand  
Remarks
For more information, refer to Detecting and Enhancing Edges and Lines.
Example
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Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Effects

Public Sub EdgeDetectStatisticalCommandExample()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True

   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg"))

   ' Prepare the command
   Dim command As EdgeDetectStatisticalCommand = New EdgeDetectStatisticalCommand
   command.Dimension = 15
   command.Threshold = 128
   command.EdgeColor = New RasterColor(255, 255, 255)
   command.BackGroundColor = New RasterColor(0, 0, 0)
   ' Apply an edge detector statistical command.
   command.Run(leadImage)
   codecs.Save(leadImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24)

End Sub

Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Effects;

public void EdgeDetectStatisticalCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;

   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg"));

   // Prepare the command
   EdgeDetectStatisticalCommand command = new EdgeDetectStatisticalCommand();
   command.Dimension       = 15;
   command.Threshold       = 128;
   command.EdgeColor       = new RasterColor(255, 255, 255);
   command.BackGroundColor = new RasterColor(0, 0, 0);
   // Apply an edge detector statistical command.
   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:\Users\Public\Documents\LEADTOOLS Images";
}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Effects;
using Leadtools.ImageProcessing;

      
public async Task EdgeDetectStatisticalCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   // Load the image
   string srcFileName = @"Assets\Image1.cmp";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   // Prepare the command
   EdgeDetectStatisticalCommand command = new EdgeDetectStatisticalCommand();
   command.Dimension       = 15;
   command.Threshold       = 128;
   command.EdgeColor       = RasterColorHelper.Create(255, 255, 255);
   command.BackGroundColor = RasterColorHelper.Create(0, 0, 0);
   // Apply an edge detector statistical command.
   command.Run(image);
   //Save as BMP
   string destFileName = @"result.bmp";
   StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.Bmp, 24);

}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Effects;
using Leadtools.Examples;

public void EdgeDetectStatisticalCommandExample(RasterImage image, Stream outStream)
{
   // Prepare the command
   EdgeDetectStatisticalCommand command = new EdgeDetectStatisticalCommand();
   command.Dimension = 15;
   command.Threshold = 128;
   command.EdgeColor = new RasterColor(255, 255, 255);
   command.BackGroundColor = new RasterColor(0, 0, 0);
   // Apply an edge detector statistical command.
   command.Run(image);
   // Save result image
   RasterCodecs codecs = new RasterCodecs();
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24);
   image.Dispose();
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Effects

Public Sub EdgeDetectStatisticalCommandExample(ByVal image As RasterImage, ByVal outStream As Stream)
   ' Prepare the command
   Dim command As EdgeDetectStatisticalCommand = New EdgeDetectStatisticalCommand()
   command.Dimension = 15
   command.Threshold = 128
   command.EdgeColor = New RasterColor(255, 255, 255)
   command.BackGroundColor = New RasterColor(0, 0, 0)
   ' Apply an edge detector statistical command.
   command.Run(image)
   ' Save result image
   Dim codecs As RasterCodecs = New RasterCodecs()
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24)
   image.Dispose()
End Sub
Requirements

Target Platforms

See Also

Reference

EdgeDetectStatisticalCommand Members
Leadtools.ImageProcessing.Effects Namespace
Detecting and Enhancing Edges and Lines
CombineCommand Class
Leadtools.ImageProcessing.Color.IntensityDetectCommand
SharpenCommand Class
SpatialFilterCommand Class
EdgeDetectorCommand Class
Leadtools.ImageProcessing.Color.AutoColorLevelCommand
Leadtools.ImageProcessing.Color.ColorLevelCommand
Leadtools.ImageProcessing.Color.GrayScaleToDuotoneCommand
Leadtools.ImageProcessing.Color.GrayScaleToMultitoneCommand
RegionHolesRemovalCommand Class
Leadtools.ImageProcessing.Color.SelectiveColorCommand
SkeletonCommand Class
Leadtools.ImageProcessing.SpecialEffects.BricksTextureCommand
Leadtools.ImageProcessing.Core.DeskewCommand
Leadtools.ImageProcessing.SpecialEffects.DiffuseGlowCommand
Leadtools.ImageProcessing.SpecialEffects.GlowCommand
Leadtools.ImageProcessing.Core.HalfTonePatternCommand
HighPassCommand Class
MaskConvolutionCommand Class
Leadtools.ImageProcessing.SpecialEffects.PerspectiveCommand
Leadtools.ImageProcessing.SpecialEffects.PlasmaCommand
Leadtools.ImageProcessing.SpecialEffects.PointillistCommand

 

 


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