[CREATE] Lens correction database
udifuchs at gmail.com
Wed Feb 27 09:27:16 PST 2008
> > Sounds good. So we can correct TCA before debayering in the future?
> I'm not sure, I was going to insert all correction filters after
> de-bayer. The reason is that de-bayering algorithms all rely on fixed
> positions of the R/G/B pixels, and shifting them, especially with
> non-integer amounts, will break them completely.
dcraw.c corrects TCA before debayering. Look for the text "Correcting
chromatic aberration...\n" in the function scale_colors().
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