Re: [Gimp-developer] Three questions about opening an image and converting it to linear light RGB
- From: Teo Mazars <mazarst ensimag grenoble-inp fr>
- To: gimp-developer <gimp-developer-list gnome org>
- Subject: Re: [Gimp-developer] Three questions about opening an image and converting it to linear light RGB
- Date: Sat, 5 Apr 2014 13:13:51 +0200 (CEST)
Two observations:
- Currently in babl, all integers representations map the used gamut [0.0, 1.0] to [0, MAX_UINT{8, 16, 32}],
leaving no room for out-of-gamut values. But this is fixable.
- Some operations may need to output non-images data (gradients, arbitrary convolutions, domain changes such
as Fourier or Haar, differences, correlations, prefix-sum and whatnot...), some operations may need to take
those as input. At some point, it might make sense to properly support such non-image format too. Trying to
make them fit in traditional color-spaces, unbounded or not, might be a bad idea. We already encountered such
issue many time in GEGL.
Regards,
Téo
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