LEADTOOLS Image Processing (Leadtools.ImageProcessing.Color assembly) Send comments on this topic. | Back to Introduction - All Topics | Help Version 17.0.3.29
ColorLevelCommand Constructor()
See Also  Example



Initializes a new Leadtools.ImageProcessing.Color.ColorLevelCommand class object with default parameters. Supported in Silverlight, Windows Phone 7

Syntax

Visual Basic (Declaration) 
Public Function New()
Visual Basic (Usage)Copy Code
Dim instance As New ColorLevelCommand()
C# 
public ColorLevelCommand()
C++/CLI 
public:
ColorLevelCommand();

Example

Run the Leadtools.ImageProcessing.Color.ColorLevelCommand on an image.

Visual BasicCopy Code
Public Sub ColorLevelConstructorExample()
   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 blue As ColorLevelCommandData = New ColorLevelCommandData(0, 255, 255, 0, 100)
   Dim master As ColorLevelCommandData = New ColorLevelCommandData(20, 200, 0, 255, 100)
   Dim red As ColorLevelCommandData = New ColorLevelCommandData(0, 255, 0, 255, 100)
   Dim green As ColorLevelCommandData = New ColorLevelCommandData(0, 255, 0, 255, 100)

   ' Level the Blue and Master channels
   Dim command As ColorLevelCommand = New ColorLevelCommand
   command.Blue = blue
   command.Red = red
   command.Green = green
   command.Master = master
   command.Flags = ColorLevelCommandFlags.Blue Or ColorLevelCommandFlags.Master
   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
C#Copy Code
public void ColorLevelConstructorExample()
   {
      // Load an image
      RasterCodecs codecs = new RasterCodecs();
      codecs.ThrowExceptionsOnInvalidImages = true;

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

      // Prepare the command
      ColorLevelCommandData blue    = new ColorLevelCommandData(0, 255, 255, 0, 100);
      ColorLevelCommandData master  = new ColorLevelCommandData(20, 200, 0, 255, 100);
      ColorLevelCommandData red  = new ColorLevelCommandData(0, 255, 0, 255, 100);
      ColorLevelCommandData green  = new ColorLevelCommandData(0, 255, 0, 255, 100);

      // Level the Blue and Master channels
      ColorLevelCommand command = new ColorLevelCommand();
      command.Blue = blue;
      command.Red = red;
      command.Green = green;
      command.Master = master;
      command.Flags = ColorLevelCommandFlags.Blue | ColorLevelCommandFlags.Master;
      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";
}
SilverlightCSharpCopy Code
public void ColorLevelConstructorExample(RasterImage image, Stream outStream)
{
   // Prepare the command
   ColorLevelCommandData blue    = new ColorLevelCommandData(0, 255, 255, 0, 100);
   ColorLevelCommandData master  = new ColorLevelCommandData(20, 200, 0, 255, 100);
   ColorLevelCommandData red  = new ColorLevelCommandData(0, 255, 0, 255, 100);
   ColorLevelCommandData green  = new ColorLevelCommandData(0, 255, 0, 255, 100);
   // Level the Blue and Master channels
   ColorLevelCommand command = new ColorLevelCommand();
   command.Blue = blue;
   command.Red = red;
   command.Green = green;
   command.Master = master;
   command.Flags = ColorLevelCommandFlags.Blue | ColorLevelCommandFlags.Master;
   command.Run(image);

   // Save result image
   RasterCodecs codecs = new RasterCodecs();
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24);
   image.Dispose();
}
SilverlightVBCopy Code
Public Sub ColorLevelConstructorExample(ByVal image As RasterImage, ByVal outStream As Stream)
   ' Prepare the command
   Dim blue As ColorLevelCommandData = New ColorLevelCommandData(0, 255, 255, 0, 100)
   Dim master As ColorLevelCommandData = New ColorLevelCommandData(20, 200, 0, 255, 100)
   Dim red As ColorLevelCommandData = New ColorLevelCommandData(0, 255, 0, 255, 100)
   Dim green As ColorLevelCommandData = New ColorLevelCommandData(0, 255, 0, 255, 100)
   ' Level the Blue and Master channels
   Dim command As ColorLevelCommand = New ColorLevelCommand()
   command.Blue = blue
   command.Red = red
   command.Green = green
   command.Master = master
   command.Flags = ColorLevelCommandFlags.Blue Or ColorLevelCommandFlags.Master
   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: Silverlight, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7, MAC OS/X (Intel Only)

See Also