CodecsJbigOptions Class

Summary

Provides extra options for loading and saving JBIG images.

Syntax

Objective-C

C++

Java

public class CodecsJbigOptions

Public Class CodecsJbigOptions

@interface LTCodecsJbigOptions : NSObject

public class CodecsJbigOptions

public ref class CodecsJbigOptions

Example

using Leadtools; 
using Leadtools.Codecs; 
 
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); 
   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:\Users\Public\Documents\LEADTOOLS Images"; 
}

Imports Leadtools 
Imports Leadtools.Codecs 
 
Public Sub CodecsJbigOptionsExample() 
   Dim codecs As RasterCodecs = New RasterCodecs() 
 
   Dim srcFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp") 
   Dim srcImage As RasterImage = 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) 
   Dim sizes As LeadSize() = New LeadSize(2) {} 
   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() 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" 
End Class

c#[Silverlight C# Example] 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Examples; 
using Leadtools.ImageProcessing; 
 
public void CodecsJbigOptionsExample(Stream inStream, Stream outStreamJbig, Stream outStreamBmp) 
{ 
   RasterCodecs codecs = new RasterCodecs(); 
 
   RasterImage srcImage = codecs.Load(inStream); 
 
   // 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); 
   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, outStreamJbig, RasterImageFormat.Jbig, 8); 
 
   srcImage = codecs.Load(outStreamJbig); 
   codecs.Save(srcImage, outStreamBmp, RasterImageFormat.Bmp, 1); 
 
   // Clean up 
   srcImage.Dispose(); 
} 
vb[Silverlight VB Example] 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing 
 
Public Sub CodecsJbigOptionsExample(ByVal inStream As Stream, ByVal outStreamJbig As Stream, ByVal outStreamBmp As Stream) 
   Dim codecs As RasterCodecs = New RasterCodecs() 
 
   Dim srcImage As RasterImage = codecs.Load(inStream) 
 
   ' 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) 
   Dim sizes As LeadSize() = New LeadSize(2) {} 
   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, outStreamJbig, RasterImageFormat.Jbig, 8) 
 
   srcImage = codecs.Load(outStreamJbig) 
   codecs.Save(srcImage, outStreamBmp, RasterImageFormat.Bmp, 1) 
 
   ' Clean up 
   srcImage.Dispose() 
End Sub

Requirements

Target Platforms

Reference

CodecsJbigOptions Members

Leadtools.Codecs Namespace

Implementing JBIG Features

Download our FREE evaluation

Help Version 20.0.2020.4.3