Fragment Structure

Summary

Fragment that provides information for the code streams that are going to be taken out of the JPEG 2000 file and saved to the specified URL.

Syntax

C++/CLI

Python

public struct Fragment

public value class Fragment : public System.ValueType

class Fragment:

Remarks

It is used with Jpeg2000Engine.FragmentJpxFile.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Jpeg2000; 
 
 
public void FragmentJpxFileExample() 
{ 
   Jpeg2000Engine engine = new Jpeg2000Engine(); 
 
   Jpeg2000FileInformation fileInfo = engine.GetFileInformation(Path.Combine(LEAD_VARS.ImagesDir, "image1.jpx")); 
 
   if (1 > fileInfo.CodeStream.GetLength(0)) 
      return; 
 
   List<int> frames = new List<int>(); 
   frames.Add(0); 
   UuidUrl url = new UuidUrl(); 
   url.Flag = new byte[3]; 
   url.Flag[0] = 0; 
   url.Flag[1] = 0; 
   url.Flag[2] = 0; 
   url.Version = 0; 
   String loaction = Path.Combine(LEAD_VARS.ImagesDir, "codestream.bin"); 
   byte[] data = Encoding.ASCII.GetBytes(loaction); 
   url.Location = new byte[data.GetLength(0)]; 
   data.CopyTo(url.Location, 0); 
 
   List<UuidUrl> urls = new List<UuidUrl>(); 
   urls.Add(url); 
   Fragment fragment = new Fragment(); 
   fragment.CodeStreamIndex = 0; 
   fragment.Offset = 0; 
   fragment.UrlIndex = 0; 
   List<Fragment> fragments = new List<Fragment>(); 
   fragments.Add(fragment); 
   engine.FragmentJpxFile(Path.Combine(LEAD_VARS.ImagesDir, "image1.jpx"), Path.Combine(LEAD_VARS.ImagesDir, "Test.jpx"), urls, fragments); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}