PosterizeCommand Constructor(int)

Summary

Initializes a new PosterizeCommand class object with explicit parameters.

Syntax

Objective-C

C++

Java

public PosterizeCommand( 
   int levels 
)

Public Function New( _ 
   ByVal levels As Integer _ 
)

- (instancetype)initWithLevels:(NSUInteger)levels

public PosterizeCommand(int levels)

public: 
PosterizeCommand(  
   int levels 
)

Parameters

levels
The number of color levels to use. Valid values are 2 through 64.

Example

Run the PosterizeCommand on an image and posterize it.

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
 
public void PosterizeCommandConstructorExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "IMAGE1.CMP")); 
 
   // Prepare the command 
   //Apply a poster effect with twelve color levels per plane. 
   PosterizeCommand command = new PosterizeCommand(12); 
   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"; 
}

Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
 
Public Sub PosterizeCommandConstructorExample() 
   Dim codecs As New RasterCodecs() 
   codecs.ThrowExceptionsOnInvalidImages = True 
 
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "IMAGE1.CMP")) 
 
   ' Prepare the command 
   'Apply a poster effect with twelve color levels per plane. 
   Dim command As PosterizeCommand = New PosterizeCommand(12) 
   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#[Silverlight C# Example] 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Examples; 
 
public void PosterizeCommandConstructorExample(RasterImage image, Stream outStream) 
{ 
   // Prepare the command 
   //Apply a poster effect with twelve color levels per plane. 
   PosterizeCommand command = new PosterizeCommand(12); 
   command.Run(image); 
 
   // Save result image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24); 
   image.Dispose(); 
} 
vb[Silverlight VB Example] 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
 
Public Sub PosterizeCommandConstructorExample(ByVal image As RasterImage, ByVal outStream As Stream) 
   ' Prepare the command 
   'Apply a poster effect with twelve color levels per plane. 
   Dim command As PosterizeCommand = New PosterizeCommand(12) 
   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

Reference

PosterizeCommand Class

PosterizeCommand Members

Overload List

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Help Version 20.0.2020.4.2

Leadtools.ImageProcessing.Color Assembly

Introduction

Getting Started

Namespaces

Leadtools.ImageProcessing.Color Namespace

Assemblies