Removes the black borders in a 1-bit black and white image. This command is available in the Document/Medical Toolkits.
public class BorderRemoveCommand : RasterCommand
Public Class BorderRemoveCommand
Inherits Leadtools.Imageprocessing.Leadtools.ImageProcessing.RasterCommand
Implements Leadtools.Imageprocessing.Leadtools.ImageProcessing.IRasterCommand
public sealed class BorderRemoveCommand : Leadtools.Imageprocessing.Leadtools.ImageProcessing.IRasterCommand
@interface LTBorderRemoveCommand : LTRasterCommand
public class BorderRemoveCommand extends RasterCommand
function Leadtools.ImageProcessing.Core.BorderRemoveCommand()
public ref class BorderRemoveCommand : public Leadtools.Imageprocessing.Leadtools.ImageProcessing.RasterCommand, Leadtools.Imageprocessing.Leadtools.ImageProcessing.IRasterCommand
Run the BorderRemoveCommand on an image.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
using Leadtools.ImageProcessing.Color;
public void BorderRemoveCommandExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"));
// Prepare the command
BorderRemoveCommand command = new BorderRemoveCommand();
command.BorderRemove += new EventHandler<BorderRemoveCommandEventArgs>(command_BorderRemove_S1);
command.Border = BorderRemoveBorderFlags.All;
command.Flags = BorderRemoveCommandFlags.UseVariance;
command.Percent = 20;
command.Variance = 3;
command.WhiteNoiseLength = 9;
command.Run(image);
}
private void command_BorderRemove_S1(object sender, BorderRemoveCommandEventArgs e)
{
string Border;
switch (e.Border)
{
case BorderRemoveBorderFlags.Top:
Border = "Top";
break;
case BorderRemoveBorderFlags.Left:
Border = "Left";
break;
case BorderRemoveBorderFlags.Right:
Border = "Right";
break;
case BorderRemoveBorderFlags.Bottom:
Border = "Bottom";
break;
default:
Border = "";
break;
}
MessageBox.Show("Bounds " + "( " + e.BoundingRectangle.Left + ", " + e.BoundingRectangle.Top + ") - " + "( " + e.BoundingRectangle.Right + ", " + e.BoundingRectangle.Bottom + ")" + "\n Border " + Border.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
Imports Leadtools.ImageProcessing.Color
Leadtools.Examples.Support.SetLicense()
Public WithEvents borderRemoveCommandCallback As BorderRemoveCommand
Public Sub BorderRemoveCommandExample()
Dim codecs As New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"))
' Prepare the command
borderRemoveCommandCallback = New BorderRemoveCommand
borderRemoveCommandCallback.Border = BorderRemoveBorderFlags.All
borderRemoveCommandCallback.Flags = BorderRemoveCommandFlags.UseVariance
borderRemoveCommandCallback.Percent = 20
borderRemoveCommandCallback.Variance = 3
borderRemoveCommandCallback.WhiteNoiseLength = 9
borderRemoveCommandCallback.Run(leadImage)
End Sub
Private Sub BorderRemoveCommand_BorderRemove_S1(ByVal sender As Object, ByVal e As BorderRemoveCommandEventArgs) Handles borderRemoveCommandCallback.BorderRemove
Dim Border As String
Select Case (e.Border)
Case BorderRemoveBorderFlags.Top
Border = "Top"
Case BorderRemoveBorderFlags.Left
Border = "Left"
Case BorderRemoveBorderFlags.Right
Border = "Right"
Case BorderRemoveBorderFlags.Bottom
Border = "Bottom"
Case Else
Border = ""
End Select
MessageBox.Show("Bounds ( " + Convert.ToString(e.BoundingRectangle.Left) + ", " +
Convert.ToString(e.BoundingRectangle.Top) + ") - " + "( " +
Convert.ToString(e.BoundingRectangle.Right) + ", " +
Convert.ToString(e.BoundingRectangle.Bottom) + ")" + Chr(13) +
" Border " + Border.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
using Leadtools;
using Leadtools.Examples;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void BorderRemoveCommandExample(RasterImage image, Stream outStream)
{
// Prepare the command
BorderRemoveCommand command = new BorderRemoveCommand();
command.BorderRemove += new EventHandler<BorderRemoveCommandEventArgs>(command_BorderRemove_S1);
command.Border = BorderRemoveBorderFlags.All;
command.Flags = BorderRemoveCommandFlags.UseVariance;
command.Percent = 20;
command.Variance = 3;
command.WhiteNoiseLength = 9;
command.Run(image);
// Save result image
RasterCodecs codecs = new RasterCodecs();
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1);
image.Dispose();
}
private void command_BorderRemove_S1(object sender, BorderRemoveCommandEventArgs e)
{
string Border;
switch (e.Border)
{
case BorderRemoveBorderFlags.Top:
Border = "Top";
break;
case BorderRemoveBorderFlags.Left:
Border = "Left";
break;
case BorderRemoveBorderFlags.Right:
Border = "Right";
break;
case BorderRemoveBorderFlags.Bottom:
Border = "Bottom";
break;
default:
Border = "";
break;
}
Debug.WriteLine("Bounds " + "( " + e.BoundingRectangle.Left + ", " + e.BoundingRectangle.Top + ") - " + "( " + e.BoundingRectangle.Right + ", " + e.BoundingRectangle.Bottom + ")" + "\n Border " + Border.ToString());
e.Status = RemoveStatus.Remove;
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core
Public Sub BorderRemoveCommandExample(ByVal image As RasterImage, ByVal outStream As Stream)
' Prepare the command
Dim command As BorderRemoveCommand = New BorderRemoveCommand()
AddHandler command.BorderRemove, AddressOf command_BorderRemove_S1
command.Border = BorderRemoveBorderFlags.All
command.Flags = BorderRemoveCommandFlags.UseVariance
command.Percent = 20
command.Variance = 3
command.WhiteNoiseLength = 9
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 command_BorderRemove_S1(ByVal sender As Object, ByVal e As BorderRemoveCommandEventArgs)
Dim Border As String
Select Case e.Border
Case BorderRemoveBorderFlags.Top
Border = "Top"
Case BorderRemoveBorderFlags.Left
Border = "Left"
Case BorderRemoveBorderFlags.Right
Border = "Right"
Case BorderRemoveBorderFlags.Bottom
Border = "Bottom"
Case Else
Border = ""
End Select
Debug.WriteLine("Bounds " & "( " & e.BoundingRectangle.Left & ", " & e.BoundingRectangle.Top & ") - " &
"( " & e.BoundingRectangle.Right & ", " & e.BoundingRectangle.Bottom & ")" & Constants.vbLf & " Border " & Border.ToString())
e.Status = RemoveStatus.Remove
End Sub
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