Kakadu Plugin

The Kakadu Plugin is used to read and write JPEG 2000 compressed files including JP2, GeoJP2, and NITF 2.1.

Formats

• ossim_kakadu_jp2 Used to read/write jp2 files
• ossim_kakadu_nitf_j2k Used to read/write NITF files with JP2 compressed images

Writer properties

• compression_quality Compression options include:
  • numerically_lossless Numerically lossless (20 layers, 5x3 kernel, reversible)
  • visually_lossless Visually lossless (19 layers 9x7 kernel, irreversible)
  • lossy Lossy (10 layers, irreversible)
• threads Number of threads used to compress the image.

Examples

ossim-orthoigen -w ossim_kakadu_jp2 --writer-prop threads=4 --writer-prop compression_quality=visually_lossless --srs EPSG:4326 N10-E024.tif N10-E024.jp2