LookupTable Property

Summary

Gets or sets a table of integers that represent lookup values.

Syntax

Objective-C

C++/CLI

Java

Python

public int[] LookupTable { get; set; }

@property (nonatomic, assign, nullable) const int *lookUpTable;

public int[ getLookupTable(); 
public void setLookupTable( 
   int[] int[Value 
);

public: 
property array<int>^ LookupTable { 
   array<int>^ get(); 
   void set (    array<int>^ ); 
}

LookupTable # get and set (RemapIntensityCommand)

Property Value

Table of integers that represent lookup values.

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.ImageProcessing.Effects; 
 
 
public void RemapIntensityCommandExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "sample5.cmp")); 
 
   // Prepare the command 
   //This example will darken loaded image by using lookup table affected by exponential function. 
   int[] LookupTable = new int[256]; // Array to hold lookup table. 
 
   //Get Lookup table where the array calculated by the linear function for all the items of the array is from 0 - 255. 
   LookupTable[0] = 255; 
   LookupTable[255] = 0; 
 
   EffectsUtilities.GetFunctionalLookupTable(LookupTable, 0, 255, 5, FunctionalLookupTableFlags.Linear); 
 
   RemapIntensityCommand command = new RemapIntensityCommand(); 
   command.Flags = RemapIntensityCommandFlags.Master; 
   command.LookupTable = LookupTable; 
   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.*; 
import leadtools.imageprocessing.effects.*; 
 
 
public void remapIntensityCommandExample() { 
 
    final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
    final String outputFileName = combine(LEAD_VARS_IMAGES_DIR, "Result.jpg"); 
 
    // Load an image 
    RasterCodecs codecs = new RasterCodecs(); 
    codecs.setThrowExceptionsOnInvalidImages(true); 
 
    RasterImage image = codecs.load(combine(LEAD_VARS_IMAGES_DIR, "sample5.cmp")); 
 
    // Prepare the command 
    // This example will darken loaded image by using lookup table affected by 
    // exponential function. 
    int[] lookupTable = new int[256]; // Array to hold lookup table. 
 
    // Get Lookup table where the array calculated by the linear function for all 
    // the items of the array is from 0 - 255. 
    lookupTable[0] = 255; 
    lookupTable[255] = 0; 
 
    EffectsUtilities.getFunctionalLookupTable(lookupTable, 0, 255, 5, FunctionalLookupTableFlags.LINEAR); 
 
    RemapIntensityCommand command = new RemapIntensityCommand(); 
    command.setFlags(RemapIntensityCommandFlags.MASTER.getValue()); 
    command.setLookupTable(lookupTable); 
    command.run(image); 
    codecs.save(image, outputFileName, RasterImageFormat.JPEG, 24); 
 
    System.out.println("Command run and image saved to " + outputFileName); 
    assertTrue(new File(outputFileName).exists()); 
 
}

Requirements

Target Platforms

Reference

RemapIntensityCommand Class

RemapIntensityCommand Members

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Help Version 23.0.2024.3.3

Leadtools.ImageProcessing.Color Assembly

Introduction

Getting Started

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Leadtools.ImageProcessing.Color Namespace

Assemblies