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ForceCieLab Property

Summary
Forces the load process to expect CIELAB colorspace data in the file.
Syntax
C#
Objective-C
C++/CLI
Java
Python
public bool ForceCieLab {get; set;} 
@property (nonatomic, assign) BOOL forceCieLab; 
public boolean getForceCieLab() 
public void setForceCieLab(boolean value) 
public: 
property bool ForceCieLab { 
   bool get(); 
   void set (    bool ); 
} 
ForceCieLab # get and set (CodecsJpegLoadOptions) 

Property Value

Value Description
true To force the load process to expect CIELAB colorspace data in the file.
false To not force the load process to expect CIELAB colorspace data in the file. The default value is false.
Example
C#
Java
using Leadtools; 
using Leadtools.Codecs; 
 
using Leadtools.ImageProcessing.Core; 
using Leadtools.Pdf; 
 
public void CodecsJpegOptionsExample() 
{ 
   RasterCodecs codecs = new RasterCodecs(); 
 
   string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "cannon.jpg"); 
 
   // Get all Information about the Jpeg file that you want to load. 
   CodecsImageInfo imageInfo = codecs.GetInformation(srcFileName, true); 
 
   //Setting Jpeg Load options. CodecsJpegOptions & CodecsJpegLoadOptions reference 
   codecs.Options.Jpeg.Load.DisableMmx = false; 
   codecs.Options.Jpeg.Load.DisableP3 = false; 
   codecs.Options.Jpeg.Load.ForceCieLab = true; 
   codecs.Options.Jpeg.Load.ForceRgbFile = false; 
   codecs.Options.Jpeg.Load.IgnoreAdobeColorTransform = false; 
   codecs.Options.Jpeg.Load.UseBadJpegPredictor = false; 
   codecs.Options.Jpeg.Load.Multithreaded = true; 
   codecs.Options.Jpeg.Load.UseFastConversion = false; 
 
   RasterImage srcImage = codecs.Load(srcFileName); 
 
   //if the image has stamp then set the Jpeg settings related to the stamp. 
   if (imageInfo.Jpeg.HasStamp) 
   { 
      // Note, codecs.Options.Jpeg.Save.SaveWithoutTimestamp is deprecated. Use CodecsPngSaveOptions.SaveWithoutTimestamp instead. 
      // CodecsJpegSaveOptions reference 
      codecs.Options.Jpeg.Save.FixedPaletteStamp = true; 
      codecs.Options.Jpeg.Save.JpegStamp = true; 
      codecs.Options.Jpeg.Save.SaveWithStamp = true; 
      codecs.Options.Jpeg.Save.StampBitsPerPixel = srcImage.BitsPerPixel; 
      codecs.Options.Jpeg.Save.StampHeight = 100; 
      codecs.Options.Jpeg.Save.StampWidth = 100; 
      codecs.Options.Jpeg.Save.YccStamp = false; 
   } 
 
   if (imageInfo.Jpeg.IsLossless) 
      Debug.WriteLine("This is a lossless Jpeg Image"); 
   else 
      Debug.WriteLine("This is not a lossless Jpeg Image"); 
 
   if (imageInfo.Jpeg.IsProgressive) 
      codecs.Options.Jpeg.Save.Passes = 0; 
 
   codecs.Options.Jpeg.Save.CmpQualityFactorPredefined = CodecsCmpQualityFactorPredefined.Custom; 
   codecs.Options.Jpeg.Save.DisableMmx = true; 
   codecs.Options.Jpeg.Save.DisableP3 = true; 
   codecs.Options.Jpeg.Save.QualityFactor = 2; 
   codecs.Options.Jpeg.Save.SaveOldJtif = true; 
 
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "jpeg1.jpg"), RasterImageFormat.Jpeg, srcImage.BitsPerPixel); 
 
   codecs.Options.Jpeg.Save.FixedPaletteStamp = false; 
   codecs.Options.Jpeg.Save.JpegStamp = true; 
   codecs.Options.Jpeg.Save.SaveWithStamp = true; 
   codecs.Options.Jpeg.Save.StampBitsPerPixel = srcImage.BitsPerPixel; 
   codecs.Options.Jpeg.Save.StampHeight = 75; 
   codecs.Options.Jpeg.Save.StampWidth = 50; 
   codecs.Options.Jpeg.Save.YccStamp = true; 
   codecs.Options.Jpeg.Save.CmpQualityFactorPredefined = CodecsCmpQualityFactorPredefined.MaximumQuality; 
   codecs.Options.Jpeg.Save.DisableMmx = false; 
   codecs.Options.Jpeg.Save.DisableP3 = false; 
   codecs.Options.Jpeg.Save.SaveOldJtif = false; 
 
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "jpeg2.jpg"), RasterImageFormat.Jpeg, srcImage.BitsPerPixel); 
 
   // 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 codecsJpegOptionsExample() { 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
   RasterCodecs codecs = new RasterCodecs(); 
   String srcFileName = combine(LEAD_VARS_IMAGES_DIR, "cannon.jpg"); 
 
   // Get all Information about the Jpeg file that you want to load. 
   CodecsImageInfo imageInfo = codecs.getInformation(srcFileName, true); 
 
   // Setting Jpeg Load options. CodecsJpegOptions & CodecsJpegLoadOptions 
   // reference 
   codecs.getOptions().getJpeg().getLoad().setDisableMmx(false); 
   codecs.getOptions().getJpeg().getLoad().setDisableP3(false); 
   codecs.getOptions().getJpeg().getLoad().setForceCieLab(true); 
   codecs.getOptions().getJpeg().getLoad().setForceRgbFile(false); 
   codecs.getOptions().getJpeg().getLoad().setIgnoreAdobeColorTransform(false); 
   codecs.getOptions().getJpeg().getLoad().setUseBadJpegPredictor(false); 
   codecs.getOptions().getJpeg().getLoad().setMultithreaded(true); 
   codecs.getOptions().getJpeg().getLoad().setUseFastConversion(false); 
   RasterImage srcImage = codecs.load(srcFileName); 
 
   // if the image has stamp then set the Jpeg settings related to the stamp. 
   if (imageInfo.getJpeg().hasStamp()) { 
      // Note, codecs.getOptions().Jpeg.Save.SaveWithoutTimestamp is deprecated. Use 
      // CodecsPngSaveOptions.SaveWithoutTimestamp instead. 
      // CodecsJpegSaveOptions reference 
      codecs.getOptions().getJpeg().getSave().setFixedPaletteStamp(true); 
      codecs.getOptions().getJpeg().getSave().setJpegStamp(true); 
      codecs.getOptions().getJpeg().getSave().setSaveWithStamp(true); 
      codecs.getOptions().getJpeg().getSave().setStampBitsPerPixel(srcImage.getBitsPerPixel()); 
      codecs.getOptions().getJpeg().getSave().setStampHeight(100); 
      codecs.getOptions().getJpeg().getSave().setStampWidth(100); 
      codecs.getOptions().getJpeg().getSave().setYccStamp(false); 
   } 
 
   if (imageInfo.getJpeg().isLossless()) 
      System.out.println("This is a lossless Jpeg Image"); 
   else 
      System.out.println("This is not a lossless Jpeg Image"); 
 
   if (imageInfo.getJpeg().isProgressive()) 
      codecs.getOptions().getJpeg().getSave().setPasses(0); 
   codecs.getOptions().getJpeg().getSave().setCmpQualityFactorPredefined(CodecsCmpQualityFactorPredefined.CUSTOM); 
   codecs.getOptions().getJpeg().getSave().setDisableMmx(true); 
   codecs.getOptions().getJpeg().getSave().setDisableP3(true); 
   codecs.getOptions().getJpeg().getSave().setQualityFactor(2); 
   codecs.getOptions().getJpeg().getSave().setSaveOldJtif(true); 
   codecs.save(srcImage, combine(LEAD_VARS_IMAGES_DIR, "jpeg1.jpg"), RasterImageFormat.JPEG, 
         srcImage.getBitsPerPixel()); 
   codecs.getOptions().getJpeg().getSave().setFixedPaletteStamp(false); 
   codecs.getOptions().getJpeg().getSave().setJpegStamp(true); 
   codecs.getOptions().getJpeg().getSave().setSaveWithStamp(true); 
   codecs.getOptions().getJpeg().getSave().setStampBitsPerPixel(srcImage.getBitsPerPixel()); 
   codecs.getOptions().getJpeg().getSave().setStampHeight(75); 
   codecs.getOptions().getJpeg().getSave().setStampWidth(50); 
   codecs.getOptions().getJpeg().getSave().setYccStamp(true); 
   codecs.getOptions().getJpeg().getSave() 
         .setCmpQualityFactorPredefined(CodecsCmpQualityFactorPredefined.MAXIMUM_QUALITY); 
   codecs.getOptions().getJpeg().getSave().setDisableMmx(false); 
   codecs.getOptions().getJpeg().getSave().setDisableP3(false); 
   codecs.getOptions().getJpeg().getSave().setSaveOldJtif(false); 
 
   String outputFileName = combine(LEAD_VARS_IMAGES_DIR, "jpeg2.jpg"); 
   codecs.save(srcImage, outputFileName, RasterImageFormat.JPEG, srcImage.getBitsPerPixel()); 
 
   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

Help Version 23.0.2024.2.29
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Leadtools.Codecs Assembly
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.