A few years ago i started programming functions for astronomical image processing.
Since two years i share a software that works for Windows : AstroSurface.
It is still in evolution, the actual version is : AstroSurface LEDA.
There is a new version every month or so
You can find it in my site : ( avoid the 32 bits version that is obsolete )
A powerful method that mix Wavelets and Déconvolution is integratred.
I hope you'll enjoy it.