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LightControlCommand Constructor()
See Also  Example



Initializes a new Leadtools.ImageProcessing.Color.LightControlCommand 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 LightControlCommand()
C# 
public LightControlCommand()
C++/CLI 
public:
LightControlCommand();

Example

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

Visual BasicCopy Code
Public Sub LightControlConstructorExample()
   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 LowerAverage() As Integer
   ReDim LowerAverage(2)
   LowerAverage(0) = 100 'for blue, gray or yuv
   LowerAverage(1) = 120 'for green
   LowerAverage(2) = 80 'for red

   Dim Average() As Integer
   ReDim Average(2)
   Average(0) = 150 'for blue, gray or yuv
   Average(1) = 140 'for green
   Average(2) = 128 'for red

   Dim UpperAverage() As Integer
   ReDim UpperAverage(2)
   UpperAverage(0) = 190 'for blue, gray or yuv
   UpperAverage(1) = 200 'for green
   UpperAverage(2) = 220 'for red 

   Dim command As LightControlCommand = New LightControlCommand
   command.LowerAverage = LowerAverage
   command.UpperAverage = UpperAverage
   command.Average = Average
   command.Type = LightControlCommandType.Yuv

   ' change the lightness of the image.
   command.Run(leadImage)

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 LightControlConstructorExample()
   {
      // Load an image
      RasterCodecs codecs = new RasterCodecs();
      codecs.ThrowExceptionsOnInvalidImages = true;

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

      // Prepare the command
      int[] LowerAverage = new int[3];
      LowerAverage[0] = 100; //for blue, gray or yuv
      LowerAverage[1] = 120; //for green
      LowerAverage[2] = 80; //for red

      int[] Average  = new int[3];
      Average[0] = 150; //for blue, gray or yuv
      Average[1] = 140; //for green
      Average[2] = 128; //for red

      int[] UpperAverage = new int[3];
      UpperAverage[0] = 190; //for blue, gray or yuv
      UpperAverage[1] = 200; //for green
      UpperAverage[2] = 220; //for red 

      LightControlCommand command = new LightControlCommand();
      command.LowerAverage = LowerAverage;
      command.Average = Average;
      command.UpperAverage = UpperAverage;
      command.Type = LightControlCommandType.Yuv;
      // change the lightness of the image.
      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 LightControlConstructorExample(RasterImage image, Stream outStream)
{
   // Prepare the command
   int[] LowerAverage = new int[3];
   LowerAverage[0] = 100; //for blue, gray or yuv
   LowerAverage[1] = 120; //for green
   LowerAverage[2] = 80; //for red
   int[] Average  = new int[3];
   Average[0] = 150; //for blue, gray or yuv
   Average[1] = 140; //for green
   Average[2] = 128; //for red

   int[] UpperAverage = new int[3];
   UpperAverage[0] = 190; //for blue, gray or yuv
   UpperAverage[1] = 200; //for green
   UpperAverage[2] = 220; //for red 

   LightControlCommand command = new LightControlCommand();
   command.LowerAverage = LowerAverage;
   command.Average = Average;
   command.UpperAverage = UpperAverage;
   command.Type = LightControlCommandType.Yuv;
   // change the lightness of the image.
   command.Run(image);

   // Save result image
   RasterCodecs codecs = new RasterCodecs();
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24);
   image.Dispose();
}
SilverlightVBCopy Code
Public Sub LightControlConstructorExample(ByVal image As RasterImage, ByVal outStream As Stream)
   ' Prepare the command
   Dim LowerAverage As Integer() = New Integer(2){}
   LowerAverage(0) = 100 'for blue, gray or yuv
   LowerAverage(1) = 120 'for green
   LowerAverage(2) = 80 'for red
   Dim Average As Integer() = New Integer(2){}
   Average(0) = 150 'for blue, gray or yuv
   Average(1) = 140 'for green
   Average(2) = 128 'for red

   Dim UpperAverage As Integer() = New Integer(2){}
   UpperAverage(0) = 190 'for blue, gray or yuv
   UpperAverage(1) = 200 'for green
   UpperAverage(2) = 220 'for red

   Dim command As LightControlCommand = New LightControlCommand()
   command.LowerAverage = LowerAverage
   command.Average = Average
   command.UpperAverage = UpperAverage
   command.Type = LightControlCommandType.Yuv
   ' change the lightness of the image.
   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