LightControlCommand Constructor()

Summary

Initializes a new LightControlCommand class object with default parameters.

Syntax

Objective-C

C++

Java

public LightControlCommand()

Public Function New()

- (instancetype)init

public LightControlCommand()

public: 
LightControlCommand();

Example

Run the LightControlCommand on an image.

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
 
public void LightControlConstructorExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "dirty_barcode.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"; 
}

Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
 
Public Sub LightControlConstructorExample() 
   Dim codecs As New RasterCodecs() 
   codecs.ThrowExceptionsOnInvalidImages = True 
 
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "dirty_barcode.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#[Silverlight C# Example] 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Examples; 
 
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(); 
} 
vb[Silverlight VB Example] 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
 
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

Reference

LightControlCommand Class

LightControlCommand 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