52 commits

Author	SHA1	Message	Date
Dane Springmeyer	46b16c917e	support nodata for paletted images and allow user to set nodata on-the-fly - closes #1160 and #1161 - refs #688 and refs #730 and refs #50 and refs #1018	2012-04-03 16:06:36 -07:00
Dane Springmeyer	13189e0a55	tests for compositing operations	2012-03-23 17:36:37 -07:00