''' <summary>
''' Executes the BorderClearCommand on a color image.
''' </summary>
''' <param name="image">The image that should be processed.</param>
Public Sub BorderClear(image As Vintasoft.Imaging.VintasoftImage)
    ' create the border clear command
    Dim command As New Vintasoft.Imaging.ImageProcessing.Document.BorderClearCommand()

    ' create AdvancedReplaceColorCommand that will be used for improving the binarization of a color image that is acquired from image scanner
    Dim replaceGrayGradient As Vintasoft.Imaging.ImageProcessing.Document.AdvancedReplaceColorCommand = Vintasoft.Imaging.ImageProcessing.Document.AdvancedReplaceColorCommand.CreateColorGradientBinarizationCommand(New Vintasoft.Imaging.ImageColors.Rgb24Color(0, 0, 0), New Vintasoft.Imaging.ImageColors.Rgb24Color(64, 64, 64), 64)

    ' specify that the border clear command should improve the binarization of image before detecting an image border
    command.Binarization = New Vintasoft.Imaging.ImageProcessing.CompositeCommand(replaceGrayGradient, New Vintasoft.Imaging.ImageProcessing.ChangePixelFormatToBlackWhiteCommand())

    ' apply the border clear command to an image
    command.ExecuteInPlace(image)
End Sub

/// <summary>
/// Executes the BorderClearCommand on a color image.
/// </summary>
/// <param name="image">The image that should be processed.</param>
public void BorderClear(Vintasoft.Imaging.VintasoftImage image)
{
    // create the border clear command
    Vintasoft.Imaging.ImageProcessing.Document.BorderClearCommand command =
        new Vintasoft.Imaging.ImageProcessing.Document.BorderClearCommand();

    // create AdvancedReplaceColorCommand that will be used for improving the binarization of a color image that is acquired from image scanner
    Vintasoft.Imaging.ImageProcessing.Document.AdvancedReplaceColorCommand replaceGrayGradient =
        Vintasoft.Imaging.ImageProcessing.Document.AdvancedReplaceColorCommand.CreateColorGradientBinarizationCommand(
            new Vintasoft.Imaging.ImageColors.Rgb24Color(0, 0, 0),
            new Vintasoft.Imaging.ImageColors.Rgb24Color(64, 64, 64),
            64);

    // specify that the border clear command should improve the binarization of image before detecting an image border
    command.Binarization = new Vintasoft.Imaging.ImageProcessing.CompositeCommand(
        replaceGrayGradient, 
        new Vintasoft.Imaging.ImageProcessing.ChangePixelFormatToBlackWhiteCommand());

    // apply the border clear command to an image
    command.ExecuteInPlace(image);
}