Given a sample image I can be more specific than the following: 1 Decompose the image into LAB channels. 2 Despeckle the AB channels (oilify with low exponent is also an option) 3 Recompose
On Tue, Mar 18, 2008 at 6:44 AM, Jeffrey Brent McBeth <[EMAIL PROTECTED]> wrote: > On Mon, Mar 17, 2008 at 03:09:47PM -0500, Chris Mohler wrote: > > On Mon, Mar 17, 2008 at 1:39 PM, norman <[EMAIL PROTECTED]> wrote: > > > I have been copying some old colour transparencies using my digital > > > camera and most of the images produced suffer from chromatic aberration > > > somewhere within them. I have tried to find some procedure to remove > > > these blemishes but, so far, have not found anything I can get to work. > > > All suggestions and how to get round the difficulty will be gratefully > > > received. > > Not having worked on this problem in particular, I don't really know. My > first approximate guess would be to decompose the image into color channels > and apply deblurring filters on the seperate channels. You should be able > to make reasonable progress with this as as a first order approximation; > "all" chromatic aberration is, is the different colors blurring different > amounts. > > Jeff > > -- > ---------------------------------------------------------------------------- > "The man who does not read good books has no advantage over > the man who cannot read them." > -- Mark Twain > ---------------------------------------------------------------------------- > > _______________________________________________ > Gimp-user mailing list > Gimp-user@lists.XCF.Berkeley.EDU > https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-user > > _______________________________________________ Gimp-user mailing list Gimp-user@lists.XCF.Berkeley.EDU https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-user