Visual VB.NET: Compress, Decompress JPEG2000 Images

• Control JPEG2000 compression ratio ranging from 0 to 100
• Support Lossy and Lossless compression modes
• Encode, decode single-page JPEG2000 files
• Compress, decompress multi-page JPEG2000 files
• Support metadata encoding & decoding, such as IPTC, XMP, XML Box, UUID Boxes
• Load and write JPEG2000 image from/to file or stream, PDF documents and other compatible scanners

Requirements

• Windows OS: Windows 7, Windows Vista, and Windows XP, etc
• Windows Server 2003, Windows Server 2008
• .NET Framework 2.0, 3.0, 4.0
• Microsoft Visual Studio 2005, 2008, 2010
• Yiigo.Image for .NET setup
• Yiigo.Imaging for .NET JPEG2000 Plugin

Start to Compress

• Start your Microsoft Visual Studio;
• Choose "Project" in "File-New" from the menu;
• In "New Project" dialog box, choose "Visual Basic Projects";
• Choose "Windows Application" in the "Templates" List and name it "YiigoImagingeJpeg2000CompressionDecompressionVBNET";
• In the "Solution Explorer" window from the context menu, right-click on the "References" folder, and select "Add Reference...";
• In the "Add Reference" dialog box, select the ".NET" tab and browse to Yiigo.Imaging.Net.dll library, Yiigo.Imaging.Jpeg2000Codec.Encoder.dll library and Yiigo.Imaging.Jpeg2000Codec.Decoder.dll;
• Add it to your VB.NET applications;
• Import Yiigo .NET Image Namespace & copy those following codes:

Imports System.IO
Imports System.Drawing.Printing
Imports Yiigo.Imaging
Imports Yiigo.Imaging.Processing
Imports Yiigo.Imaging.Jpeg2000Codec.Encoder

Dim Compression As New Jpeg2000Encoder()
Compression.Load("C:/1.jp2")
Compression.CompressionMode = CompressionMode.Lossless
Compression.CompressionRatio= "50"
Compression.save()

Start to Decompress JBIG 2 Images

Imports System.IO
Imports System.Drawing.Printing
Imports Yiigo.Imaging
Imports Yiigo.Imaging.Processing
Imports Yiigo.Imaging.Jpeg2000Codec.Decoder

Dim Decompression As New Jpeg2000Decoder()
Deompression.Load("C:/1.jp2")
Deompression.save()