ColorThresholdCommand Constructor()

Summary

Initializes a new ColorThresholdCommand class object with default parameters.

Syntax

Objective-C

C++/CLI

Java

Python

public ColorThresholdCommand()

- (instancetype)init

public ColorThresholdCommand();

public: 
ColorThresholdCommand();

__init__() # Default constructor

Example

Run the ColorThresholdCommand on an image.

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
 
 
public void ColorThresholdConstructorExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\Image1.jpg")); 
 
   // Prepare the command 
   ColorThresholdCommandComponent[] components = new ColorThresholdCommandComponent[3]; 
   for (int i = 0; i < 3; i++) 
      components[i] = new ColorThresholdCommandComponent(128, 255, 0); 
 
   ColorThresholdCommand command = new ColorThresholdCommand(); 
   command.ColorSpace = ColorThresholdCommandType.Rgb; 
   command.Components = components; 
 
   //Apply color Threshold effect on 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.assertTrue; 
 
import leadtools.*; 
import leadtools.codecs.*; 
import leadtools.imageprocessing.color.*; 
 
 
public void colorThresholdConstructorExample() { 
 
    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, "Image1.jpg")); 
 
    // Prepare the command 
    ColorThresholdCommandComponent[] components = new ColorThresholdCommandComponent[3]; 
    for (int i = 0; i < 3; i++) 
        components[i] = new ColorThresholdCommandComponent(128, 255, 0); 
 
    ColorThresholdCommand command = new ColorThresholdCommand(); 
    command.setColorSpace(ColorThresholdCommandType.RGB); 
    command.setComponents(components); 
 
    // Apply color Threshold effect on the image. 
    command.run(image); 
    codecs.save(image, combine(LEAD_VARS_IMAGES_DIR, "Result.jpg"), RasterImageFormat.JPEG, 24); 
 
    assertTrue(new File(combine(LEAD_VARS_IMAGES_DIR, "Result.jpg")).exists()); 
    System.out.println("Command run and image saved to " + combine(LEAD_VARS_IMAGES_DIR, "Result.jpg")); 
 
}

Requirements

Target Platforms

Reference

ColorThresholdCommand Class

ColorThresholdCommand 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