Re: [Gimp-user] Convert to profile error (babl and CLUTs)?

[Øyvind Kolås <pippin gimp org>]

On Tue, Oct 16, 2018 at 3:10 PM Maciej <forums gimpusers com> wrote:
> I'm using gimp 2.10 from flatpak on Ubuntu 16.04
>
> When converting image to profile (for Canon Selphy CP1200) before print I got
> error on the console:
>
> gimp_color_transform_new: error making format: CanSelphy_Can-Glossy-S01_1.icc:
> profile contains perceptual luts and perceptual was explicitly asked for, babl
> does not yet support CLUTs
>
> The ICC was made on Apple computer using X-Rite software.
>
> Does it mean that I cannot convert image and print it correctly using just GIMP
> for this particular profile? I use jpgicc and darktable for prints but sometimes
> Gimp is just the proper tool.

The warning on the console is a report that GIMP asked babl to parse
and interpret the profile; and babl is telling GIMP back that it
cannot. As a result of babl returning nothing to GIMP, GIMP will
instead use the slower but more complete lcms2 for conversions
involving this ICC profile.