LightControlCommand Constructor()

Summary

Initializes a new LightControlCommand class object with default parameters.

Syntax

Objective-C

C++/CLI

Java

Python

public LightControlCommand()

- (instancetype)init

public LightControlCommand();

public: 
LightControlCommand();

__init__() # Default constructor

Example

Run the LightControlCommand on an image.

Java

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]; 
   int[] Average = new int[3]; 
   int[] UpperAverage = new int[3]; 
   LowerAverage[0] = 100;  //for blue, gray or yuv 
   LowerAverage[1] = 120;  //for green 
   LowerAverage[2] = 80;   //for red 
   Average[0] = 210;       //for blue, gray or yuv 
   Average[1] = 210;       //for green 
   Average[2] = 210;       //for red 
   UpperAverage[0] = 255;  //for blue, gray or yuv 
   UpperAverage[1] = 255;  //for green 
   UpperAverage[2] = 255;  //for red  
   LightControlCommand command = new LightControlCommand(LowerAverage, Average, UpperAverage, 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:\LEADTOOLS23\Resources\Images"; 
}

 
import java.io.File; 
import java.io.IOException; 
 
import org.junit.*; 
import org.junit.runner.JUnitCore; 
import org.junit.runner.Result; 
import org.junit.runner.notification.Failure; 
import static org.junit.Assert.*; 
 
import leadtools.*; 
import leadtools.codecs.*; 
import leadtools.imageprocessing.color.*; 
 
 
public void lightControlConstructorExample() { 
 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.setThrowExceptionsOnInvalidImages(true); 
 
   RasterImage image = codecs.load(combine(LEAD_VARS_IMAGES_DIR, "noisy_barcode.jpg")); 
   System.out.println("Image loaded"); 
 
   // Prepare the command 
   int[] lowerAverage = new int[3]; 
   int[] average = new int[3]; 
   int[] upperAverage = new int[3]; 
   lowerAverage[0] = 100; // for blue, gray or yuv 
   lowerAverage[1] = 120; // for green 
   lowerAverage[2] = 80; // for red 
   average[0] = 210; // for blue, gray or yuv 
   average[1] = 210; // for green 
   average[2] = 210; // for red 
   upperAverage[0] = 255; // for blue, gray or yuv 
   upperAverage[1] = 255; // for green 
   upperAverage[2] = 255; // for red 
   LightControlCommand command = new LightControlCommand(lowerAverage, average, upperAverage, 
         LightControlCommandType.YUV); 
   // change the lightness of the image. 
   command.run(image); 
   System.out.println("Executed changes on loaded image..."); 
   codecs.save(image, combine(LEAD_VARS_IMAGES_DIR, "Result.jpg"), RasterImageFormat.JPEG, 24); 
 
   System.out.println("Command run and image saved to " + combine(LEAD_VARS_IMAGES_DIR, "Result.jpg")); 
   assertTrue(new File(combine(LEAD_VARS_IMAGES_DIR, "Result.jpg")).exists()); 
 
}

Requirements

Target Platforms

Reference

LightControlCommand Class

LightControlCommand Members

Overload List

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Help Version 23.0.2024.3.3

Leadtools.ImageProcessing.Color Assembly

Introduction

Getting Started

Namespaces

Leadtools.ImageProcessing.Color Namespace

Assemblies