Proposals:JPEG 2000 ImageIO

Adding direct support for JPEG 2000

Historical Note

• GDCM uses already JPEG2000 in order to manage compression in DICOM images.
• The Openjpeg library is carried by ITK in the Utilities directory. (an old version...)
• However, ITK currently doesn't

Implementation

Source Code

Current effort is in the NAMIC Sandbox

 http://svn.na-mic.org/NAMICSandBox/trunk/JPEG2000ImageIO/

have a direct support for JPEG2000 files from the ImageFileReader.

Project Page NAMIC Week

 http://www.na-mic.org/Wiki/index.php/JPEG2000_and_HDF5_Image_Readers_in_ITK

We plan to do a big push during the NAMIC Week:

 http://www.na-mic.org/Wiki/index.php/2010_Summer_Project_Week

Dashboard for OpenJpeg

 http://my.cdash.org/index.php?project=OPENJPEG

OpenJpeg Repository

 http://code.google.com/p/openjpeg/source/checkout

SVN

 http://openjpeg.googlecode.com/svn/trunk/

 http://openjpeg.googlecode.com/svn/branches/v2/

Insight Journal Relevant Papers

 http://www.insight-journal.org/browse/publication/729

Community Requirements

• Streaming (reading region of interest, without having to load the entire image)
  • Need to update to OJ v2, since v1 does not support this (see tiles support)
• Subsampling (reading subsampled versions of the image)
• lossy/lossless
• Pixel types
  • 8-bits (signed/unsigned)
  • 16-bits (signed/unsigned)
  • 32-bits (signed/unsigned)
• Multi-Channel
  • Jpeg 3D
  • Time series ?