PDL::IO::GD Changes:
1.3: 19 Feb 2004 (Judd Taylor)
- Added support to write only chunks of PNG images.
- Started changelog!
1.6: 12 Oct 2005 (Judd Taylor)
- Added functions to set level of compression on PNG images
(write_png_ex, write_true_png_ex, write_png_best, write_true_png_best)
- Added function recompress_png_best, to open a PNG file, and write it out
using the best PNG compression available.
2.0: 30 Mar 2006 (Judd Taylor)
- Transferred to new name PDL::IO::GD, and modified for inclusion to the
PDL CVS tree.