Re: [Gimp-user] Chromatic abberration

2008-03-19 Thread norman
> > Ill answer this myself - It appears to work in Wine on Ubuntu 7.10. Ten > tries are allowed free of charge so I will try it on a few images and > report back. I have done some more tests and, as far as CA correction is concerned, the software does what it is supposed to do when installed wit

Re: [Gimp-user] Chromatic abberration

2008-03-19 Thread Andrew
norman wrote: > On Wed, 2008-03-19 at 08:32 +, norman wrote: > >>> I have found that a small low cost program called Ptlens does a very >>> fair job of reducing CA, and various other lens distortions.. It only >>> runs on Win2K, XP or Vista or Unix with a windows simulator, either free >>

Re: [Gimp-user] Chromatic abberration

2008-03-19 Thread norman
On Wed, 2008-03-19 at 08:32 +, norman wrote: > > I have found that a small low cost program called Ptlens does a very > > fair job of reducing CA, and various other lens distortions.. It only > > runs on Win2K, XP or Vista or Unix with a windows simulator, either free > > standing or as a P

Re: [Gimp-user] Chromatic abberration

2008-03-19 Thread norman
> I have found that a small low cost program called Ptlens does a very > fair job of reducing CA, and various other lens distortions.. It only > runs on Win2K, XP or Vista or Unix with a windows simulator, either free > standing or as a PS plugin. Profiles are available for many cameras. > Det

Re: [Gimp-user] chromatic aberration

2008-03-19 Thread Sven Neumann
Hi, On Wed, 2008-03-19 at 14:16 +1100, David Hodson wrote: > Should be easy(-ish) : > > Split image into red, green, blue channels. > Apply lens correction to red and blue channels to align with green. > Recombine channels. That would work well if the light was combined out of exactly three wel