original.jpg
  The original photo from camera
lossless.jp2
  Lossless JPEG2000
jpegsize-truncate.jp2
  Lossless JPEG2000 truncated to the byte length of the original JPEG
jpegsize-limit.jp2
  Lossy JPEG2000 with the size of the original JPEG as the file size limit
quality-100.jp2
  Lossy JPEG2000 with the quality parameter set to 100/100
quality-100-truncate-half.jp2
  quality-100.jp2 truncated to half the byte length
quality-100-truncate-quarter.jp2
  quality-100.jp2 truncated to quarter the byte length
quality-100-truncate-eighth.jp2
  quality-100.jp2 truncated to eighth the byte length

JPEG2000 files created with GraphicConverter 5.7.3


The photo 2005-07-02T16-14-47 shows the Cathedral of Helsinki (Finland). It 
was taken using a Canon IXUS 40 camera.

The photo 2005-06-04T18-06-43 shows a view from the Yosemite National Park 
(California, United States). It was taken using a Minolta DiMAGE A1 camera.

The photos were taken by Henri Sivonen and are Copyright 2005 Henri Sivonen.

Both photos in all the formats made available are licensed under the Creative 
Commons Attribution license version 2.5. 
http://creativecommons.org/licenses/by/2.5/