ungerik/go-cairo — pull request #4 by pebbe (2013-08-08 15:02:50+00:00)
Title: [surface.go] fix GetImage() for FORMAT_ARGB32 and FORMAT_RGB24

In function: GetImage()

The colors and alpha mask were reversed in FORMAT_ARGB32

FORMAT_RGB24 is actually 32 bit with 8 bits unused (and also in reverse order, just like FORMAT_ARGB32)