Removes horizontal and vertical lines in a 1-bit black and white image.
public class LineRemoveCommand : RasterCommand
Public Class LineRemoveCommand
Inherits RasterCommand
@interface LTLineRemoveCommand : LTRasterCommand
public class LineRemoveCommand extends RasterCommand
public ref class LineRemoveCommand : public RasterCommand
This command is available in the Document/Medical Toolkits.
For more information, refer to Cleaning Up 1-Bit Images.
Run the LineRemoveCommand on an image.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void LineRemoveCommandExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"));
// Prepare the command
LineRemoveCommand command = new LineRemoveCommand();
command.LineRemove += new EventHandler<LineRemoveCommandEventArgs>(LineRemoveEvent_S1);
command.Type = LineRemoveCommandType.Horizontal;
command.Flags = LineRemoveCommandFlags.UseGap;
command.GapLength = 2;
command.MaximumLineWidth = 5;
command.MinimumLineLength = 200;
command.MaximumWallPercent = 10;
command.Wall = 7;
command.Run(image);
}
private void LineRemoveEvent_S1(object sender, LineRemoveCommandEventArgs e)
{
MessageBox.Show("Row Col " + "( " + e.StartRow.ToString() + ", " + e.StartColumn + " )" +
"\n Length " + e.Length.ToString());
e.Status = RemoveStatus.Remove;
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core
Public WithEvents lineRemoveCommand_S1 As LineRemoveCommand
Public Sub LineRemoveCommandExample()
Dim codecs As New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"))
' Prepare the command
lineRemoveCommand_S1 = New LineRemoveCommand
lineRemoveCommand_S1.Type = LineRemoveCommandType.Horizontal
lineRemoveCommand_S1.Flags = LineRemoveCommandFlags.UseGap
lineRemoveCommand_S1.GapLength = 2
lineRemoveCommand_S1.MaximumLineWidth = 5
lineRemoveCommand_S1.MinimumLineLength = 200
lineRemoveCommand_S1.MaximumWallPercent = 10
lineRemoveCommand_S1.Wall = 7
lineRemoveCommand_S1.Run(leadImage)
End Sub
Private Sub LineRemoveCommand_LineRemove_S1(ByVal sender As Object, ByVal e As LineRemoveCommandEventArgs) Handles lineRemoveCommand_S1.LineRemove
MessageBox.Show("Row Col " + "( " + e.StartRow.ToString() + ", " + e.StartColumn.ToString() + " )" +
Chr(13) + " Length " + e.Length.ToString())
e.Status = RemoveStatus.Remove
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
c#[Silverlight C# Example]
using Leadtools;
using Leadtools.Examples;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void LineRemoveCommandExample(RasterImage image, Stream outStream)
{
// Prepare the command
LineRemoveCommand command = new LineRemoveCommand();
command.LineRemove += new EventHandler<LineRemoveCommandEventArgs>(LineRemoveEvent_S1);
command.Type = LineRemoveCommandType.Horizontal;
command.Flags = LineRemoveCommandFlags.UseGap;
command.GapLength = 2;
command.MaximumLineWidth = 5;
command.MinimumLineLength = 200;
command.MaximumWallPercent = 10;
command.Wall = 7;
command.Run(image);
// Save result image
RasterCodecs codecs = new RasterCodecs();
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1);
image.Dispose();
}
private void LineRemoveEvent_S1(object sender, LineRemoveCommandEventArgs e)
{
Debug.WriteLine("Row Col " + "( " + e.StartRow.ToString() + ", " + e.StartColumn + " )" +
"\n Length " + e.Length.ToString());
e.Status = RemoveStatus.Remove;
}
vb[Silverlight VB Example]
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core
Public Sub LineRemoveCommandExample(ByVal image As RasterImage, ByVal outStream As Stream)
' Prepare the command
Dim command As LineRemoveCommand = New LineRemoveCommand()
AddHandler command.LineRemove, AddressOf LineRemoveEvent_S1
command.Type = LineRemoveCommandType.Horizontal
command.Flags = LineRemoveCommandFlags.UseGap
command.GapLength = 2
command.MaximumLineWidth = 5
command.MinimumLineLength = 200
command.MaximumWallPercent = 10
command.Wall = 7
command.Run(image)
' Save result image
Dim codecs As RasterCodecs = New RasterCodecs()
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1)
image.Dispose()
End Sub
Private Sub LineRemoveEvent_S1(ByVal sender As Object, ByVal e As LineRemoveCommandEventArgs)
Debug.WriteLine("Row Col " & "( " & e.StartRow.ToString() & ", " & e.StartColumn & " )" & Constants.vbLf & " Length " & e.Length.ToString())
e.Status = RemoveStatus.Remove
End Sub
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
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