Relevant URLs:

http://entropymine.com/jason/bmpsuite/
http://www.libpng.org/pub/png/libpng.html
http://www.ijg.org/
http://www.zlib.org/
http://www.daubnet.com/formats/BMP.html
http://www.audre.org/GraphicFAQ/2d-hi.html
http://www.imagemagick.org/www/formats.html
