CodecsJbigOptions Class

Summary

Provides extra options for loading and saving JBIG images.

Syntax

Objective-C

C++/CLI

Java

Python

public class CodecsJbigOptions

@interface LTCodecsJbigOptions : NSObject

public class CodecsJbigOptions

public ref class CodecsJbigOptions

class CodecsJbigOptions:

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
 
using Leadtools.ImageProcessing.Core; 
using Leadtools.Pdf; 
 
public void CodecsJbigOptionsExample() 
{ 
   RasterCodecs codecs = new RasterCodecs(); 
 
   string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "ocr1.tif"); 
   RasterImage srcImage = codecs.Load(srcFileName); 
 
   // Ex: If the file contains the image  
   // at the following dimensions: 800X600,  
   // 400X 300 and 200X150 and the user requests  
   // an image with width equal to 180 for example,  
   // then LEADTOOLS will automatically know that the  
   // proper width is 200 and load the image at the (200X150) resolution.          
   codecs.Options.Jbig.Load.Resolution = new LeadSize(180, 0); // CodecsJbigOptions & CodecsJbigLoadOptions reference 
   LeadSize[] sizes = new LeadSize[3]; 
   sizes[0] = new LeadSize(800, 600); 
   sizes[1] = new LeadSize(400, 300); 
   sizes[2] = new LeadSize(200, 150); 
   codecs.Options.Save.SetResolutions(sizes); 
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "Image1_test.jbg"), RasterImageFormat.Jbig, 8); 
   srcImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Image1_test.jbg")); 
 
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "jbg.bmp"), RasterImageFormat.Bmp, 1); 
 
   // Clean up 
   srcImage.Dispose(); 
   codecs.Dispose(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
}

 
import java.io.File; 
import java.io.IOException; 
import java.net.URI; 
import java.net.URISyntaxException; 
import java.nio.file.Paths; 
 
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.core.MinMaxBitsCommand; 
 
 
public void codecsJbigOptionsExample() { 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
   RasterCodecs codecs = new RasterCodecs(); 
   String srcFileName = combine(LEAD_VARS_IMAGES_DIR, "ocr1.tif"); 
   RasterImage srcImage = codecs.load(srcFileName); 
 
   // Ex: If the file contains the image 
   // at the following dimensions: 800X600, 
   // 400X 300 and 200X150 and the user requests 
   // an image with width equal to 180 for example, 
   // then LEADTOOLS will automatically know that the 
   // proper width is 200 and load the image at the (200X150) resolution. 
   codecs.getOptions().getJbig().getLoad().setResolution(new LeadSize(180, 0)); // CodecsJbigOptions & 
                                                                                // CodecsJbigLoadOptions reference 
   LeadSize[] sizes = new LeadSize[3]; 
   sizes[0] = new LeadSize(800, 600); 
   sizes[1] = new LeadSize(400, 300); 
   sizes[2] = new LeadSize(200, 150); 
   codecs.getOptions().getSave().setResolutions(sizes); 
   codecs.save(srcImage, combine(LEAD_VARS_IMAGES_DIR, "Image1_test.jbg"), RasterImageFormat.JBIG, 8); 
   srcImage = codecs.load(combine(LEAD_VARS_IMAGES_DIR, "Image1_test.jbg")); 
 
   String outputFileName = combine(LEAD_VARS_IMAGES_DIR, "jbg.bmp"); 
   codecs.save(srcImage, outputFileName, RasterImageFormat.BMP, 1); 
 
   assertTrue("File unsuccessfully saved to " + outputFileName, (new File(outputFileName)).exists()); 
   System.out.printf("File successfully saved to %s%n", outputFileName); 
 
   // Clean up 
   srcImage.dispose(); 
   codecs.dispose(); 
}

Requirements

Target Platforms

Reference

CodecsJbigOptions Members

Leadtools.Codecs Namespace

Implementing JBIG Features

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Help Version 23.0.2024.2.29

Leadtools.Codecs Assembly

Introduction

Getting Started

Namespaces

Leadtools.Codecs Namespace

Assemblies