EnableDictionary Property

Summary

Gets or sets a value that indicates whether to enable the encoder to use the text symbol dictionary.

Syntax

Objective-C

C++/CLI

Java

Python

public bool EnableDictionary {get; set;}

@property (nonatomic, assign) BOOL enableDictionary;

public boolean isEnableDictionary() 
public void setEnableDictionary(boolean enableDictionary)

public: 
property bool EnableDictionary { 
   bool get(); 
   void set (    bool ); 
}

EnableDictionary # get and set (CodecsJbig2SaveOptions)

Property Value

Value	Description
true	To enable the encoder's use of the text symbol dictionary. The default value is true.
false	To disable the encoder's use of the text symbol dictionary.

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
 
using Leadtools.ImageProcessing.Core; 
using Leadtools.Pdf; 
 
public void CodecsJbig2OptionsExample() 
{ 
   RasterCodecs codecs = new RasterCodecs(); 
 
   string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "ocr1.tif"); 
   RasterImage srcImage = codecs.Load(srcFileName); 
   codecs.Options.Jbig2.Load.LoadOldFiles = false; // CodecsJbig2Options & CodecsJbig2LoadOptions reference 
 
   // Save as JBIG2 with Template #3 
   // CodecsJbig2SaveOptions reference. All properties are set to default values. 
   codecs.Options.Jbig2.Save.RemoveMarker = true; 
   codecs.Options.Jbig2.Save.EnableDictionary = true; 
   codecs.Options.Jbig2.Save.RemoveHeaderSegment = true; 
   codecs.Options.Jbig2.Save.RemoveEopSegment = true; 
   codecs.Options.Jbig2.Save.RemoveEofSegment = true; 
   codecs.Options.Jbig2.Save.ImageTypicalPredictionOn = true; 
   codecs.Options.Jbig2.Save.ImageTemplateType = 3; 
   codecs.Options.Jbig2.Save.ImageQualityFactor = 0; // Lossless image compression 
   codecs.Options.Jbig2.Save.ImageGbatX1 = -1; 
   codecs.Options.Jbig2.Save.ImageGbatX2 = -1; 
   codecs.Options.Jbig2.Save.ImageGbatX3 = -2; 
   codecs.Options.Jbig2.Save.ImageGbatX4 = -2; 
   codecs.Options.Jbig2.Save.ImageGbatY1 = -3; 
   codecs.Options.Jbig2.Save.ImageGbatY2 = 2; 
   codecs.Options.Jbig2.Save.ImageGbatY3 = -2; 
   codecs.Options.Jbig2.Save.ImageGbatY4 = 0; 
   codecs.Options.Jbig2.Save.TextDifferentialThreshold = 30; 
   codecs.Options.Jbig2.Save.TextGbatX1 = 3; 
   codecs.Options.Jbig2.Save.TextGbatX2 = -3; 
   codecs.Options.Jbig2.Save.TextGbatX3 = 2; 
   codecs.Options.Jbig2.Save.TextGbatX4 = -2; 
   codecs.Options.Jbig2.Save.TextGbatY1 = -1; 
   codecs.Options.Jbig2.Save.TextGbatY2 = -1; 
   codecs.Options.Jbig2.Save.TextGbatY3 = -2; 
   codecs.Options.Jbig2.Save.TextGbatY4 = -2; 
   codecs.Options.Jbig2.Save.TextKeepAllSymbols = true; 
   codecs.Options.Jbig2.Save.TextMaximumSymbolArea = 2000; 
   codecs.Options.Jbig2.Save.TextMaximumSymbolHeight = 200; 
   codecs.Options.Jbig2.Save.TextMaximumSymbolWidth = 200; 
   codecs.Options.Jbig2.Save.TextMinimumSymbolArea = 50; 
   codecs.Options.Jbig2.Save.TextMinimumSymbolHeight = 1; 
   codecs.Options.Jbig2.Save.TextMinimumSymbolWidth = 1; 
   codecs.Options.Jbig2.Save.TextQualityFactor = 0; // Lossless. 0 is the default value. Lossy is > 0 
   codecs.Options.Jbig2.Save.TextRemoveUnrepeatedSymbol = false; 
   codecs.Options.Jbig2.Save.TextTemplateType = 0; 
   codecs.Options.Jbig2.Save.XResolution = 150; 
   codecs.Options.Jbig2.Save.YResolution = 150; 
 
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "jbig2.jb2"), RasterImageFormat.Jbig2, 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 codecsJbig2OptionsExample() { 
   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); 
   codecs.getOptions().getJbig2().getLoad().setLoadOldFiles(false); // CodecsJbig2Options & CodecsJbig2LoadOptions 
                                                                    // reference 
 
   // Save as JBIG2 with Template #3 
   // CodecsJbig2SaveOptions reference. All properties are set to default values. 
   codecs.getOptions().getJbig2().getSave().setRemoveMarker(true); 
   codecs.getOptions().getJbig2().getSave().setEnableDictionary(true); 
   codecs.getOptions().getJbig2().getSave().setRemoveHeaderSegment(true); 
   codecs.getOptions().getJbig2().getSave().setRemoveEopSegment(true); 
   codecs.getOptions().getJbig2().getSave().setRemoveEofSegment(true); 
   codecs.getOptions().getJbig2().getSave().setImageTypicalPredictionOn(true); 
   codecs.getOptions().getJbig2().getSave().setImageTemplateType(3); 
   codecs.getOptions().getJbig2().getSave().setImageQualityFactor(0); // Lossless image compression 
   codecs.getOptions().getJbig2().getSave().setImageGbatX1(-1); 
   codecs.getOptions().getJbig2().getSave().setImageGbatX2(-1); 
   codecs.getOptions().getJbig2().getSave().setImageGbatX3(-2); 
   codecs.getOptions().getJbig2().getSave().setImageGbatX4(-2); 
   codecs.getOptions().getJbig2().getSave().setImageGbatY1(-3); 
   codecs.getOptions().getJbig2().getSave().setImageGbatY2(2); 
   codecs.getOptions().getJbig2().getSave().setImageGbatY3(-2); 
   codecs.getOptions().getJbig2().getSave().setImageGbatY4(0); 
   codecs.getOptions().getJbig2().getSave().setTextDifferentialThreshold(30); 
   codecs.getOptions().getJbig2().getSave().setTextGbatX1(3); 
   codecs.getOptions().getJbig2().getSave().setTextGbatX2(-3); 
   codecs.getOptions().getJbig2().getSave().setTextGbatX3(2); 
   codecs.getOptions().getJbig2().getSave().setTextGbatX4(-2); 
   codecs.getOptions().getJbig2().getSave().setTextGbatY1(-1); 
   codecs.getOptions().getJbig2().getSave().setTextGbatY2(-1); 
   codecs.getOptions().getJbig2().getSave().setTextGbatY3(-2); 
   codecs.getOptions().getJbig2().getSave().setTextGbatY4(-2); 
   codecs.getOptions().getJbig2().getSave().setTextKeepAllSymbols(true); 
   codecs.getOptions().getJbig2().getSave().setTextMaximumSymbolArea(2000); 
   codecs.getOptions().getJbig2().getSave().setTextMaximumSymbolHeight(200); 
   codecs.getOptions().getJbig2().getSave().setTextMaximumSymbolWidth(200); 
   codecs.getOptions().getJbig2().getSave().setTextMinimumSymbolArea(50); 
   codecs.getOptions().getJbig2().getSave().setTextMinimumSymbolHeight(1); 
   codecs.getOptions().getJbig2().getSave().setTextMinimumSymbolWidth(1); 
   codecs.getOptions().getJbig2().getSave().setTextQualityFactor(0); // Lossless. 0 is the default value. Lossy is > 0 
   codecs.getOptions().getJbig2().getSave().setTextRemoveUnrepeatedSymbol(false); 
   codecs.getOptions().getJbig2().getSave().setTextTemplateType(0); 
   codecs.getOptions().getJbig2().getSave().setXResolution(150); 
   codecs.getOptions().getJbig2().getSave().setYResolution(150); 
 
   String outputFileName = combine(LEAD_VARS_IMAGES_DIR, "jbig2.jb2"); 
   codecs.save(srcImage, outputFileName, RasterImageFormat.JBIG2, 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

CodecsJbig2SaveOptions Class

CodecsJbig2SaveOptions Members

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Help Version 23.0.2024.2.29

Leadtools.Codecs Assembly

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