3 commits

Author	SHA1	Message	Date
James Grogan	7f5009fb5e	Initial fixed huffman coding for png.	2022-11-28 10:16:04 +00:00
James Grogan	86bc0d89f6	Continue work on png writer.	2022-11-23 17:51:36 +00:00
James Grogan	318b481ccc	Add some bit utils and initial l77 encoder.	2022-11-22 17:37:06 +00:00