ColoredPencilCommand Class

• This method applies an effect to an image that makes it look like it has been drawn with colored pencils.
• As an example, if you use the following figure:
  
  If you call the ColoredPencilCommand using the following values:
  

  Parameter	Value
  Ratio	90
  Dimension	3

  
  The following figure results:
  
• This method supports 12- and 16-bit grayscale and 48- and 64-bit color images. Support for 12- and 16-bit grayscale and 48 and 64 bit Effects images is available only in the Document/Medical toolkits.
• This method does not support signed data images.
• This command does not support 32-bit grayscale images.

Run the ColoredPencilCommand on an image and applies the Colored Pencil filter.

• C#
• Visual Basic
• WinRT C#
• WinRT JavaScript
• Silverlight C#
• Silverlight VB

Copy Code  

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.SpecialEffects

<TestMethod()> _
Public Sub ColoredPencilCommandExample()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\NaturalFruits.jpg"))

   ' Prepare the command
   Dim command As ColoredPencilCommand = New ColoredPencilCommand
   command.Ratio = 50
   command.Dimension = 3
   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

using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.SpecialEffects;

[TestMethod]
public void ColoredPencilCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\NaturalFruits.jpg"));

   // Prepare the command
   ColoredPencilCommand command = new ColoredPencilCommand();
   command.Ratio = 50;
   command.Dimension = 3;
   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";
}

using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.SpecialEffects;

[TestMethod]
public async Task ColoredPencilCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   string srcFileName = @"Assets\Image1.cmp";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   // Prepare the command
   ColoredPencilCommand command = new ColoredPencilCommand();
   command.Ratio = 50;
   command.Dimension = 3;
   command.Run(image);

   string destFileName = @"result.bmp";
   StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.Bmp, 24);
}

Target Platforms

Reference

ColoredPencilCommand Members
Leadtools.ImageProcessing.SpecialEffects Namespace
Applying Artistic Effects
Removing Noise
ImpressionistCommand Class
DryCommand Class
ColoredPencilExtendedCommand Class