If anyone is interested in PNG optimization in general, a wrote an article about it a while back. The deflate step is only one part of it! http://heyimalex.com

If anyone is interested in PNG optimization in general, a wrote an article about it a while back. The deflate step is only one part of it! http://heyimalex.com/journal/png-optimization http://heyimalex.com/journal/png-optimization