On Sat, Jan 24, 2009 at 11:47 PM, David Gowers <00ai99@xxxxxxxxx> wrote: > On Sat, Jan 24, 2009 at 2:48 PM, jungle <agiboa@xxxxxxx> wrote: >> >> Has anyone ever done any work implementing advanced interpolation schemes >> (NEDI or ICBI)? They provide much better results than the spatially >> invariant schemes present in GIMP. > AFAIK no. > >> >> I would probably be able to code up something, but I wouldn't be able to >> guarantee that it would be very efficient. Of course, these more >> complicated methods are much slower. >> >> ICBI matlab GPL source is available. I should be able to port it to c++. >> What do y'all think? > NEDI looks amazing, and ICBI even more amazing; I could certainly put > them to good use rather than my current rather slow/limited > vectorization-based scaling system. > Keep in mind: > a) You should investigate implementing this interpolation method for > GEGL rather than GIMP, as in the fairly near future these kinds of > transformations in GIMP will be implemented through use of GEGL. > b) If you want it included with the baseline GEGL distribution, it > would need to be written not in C++ but in C. > If you don't, then you can probably code it in C++ fine. To clarify -- this is because both GEGL and GIMP are written in C. David _______________________________________________ Gimp-developer mailing list Gimp-developer@xxxxxxxxxxxxxxxxxxxxxx https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-developer
