Re: [darktable-dev] Disable tone-curve generation in darktable-chart

2018-01-02 Thread Pascal Obry
Aurélien, > The dtstyle produced includes a tone curve and coefficients for the > LUT. In my case, the tone curve is almost linear, with small > (unconsitents) bumps. These bumps appear to come from numerical > errors and don't make sense, so I disabled the tone curve, but now > some luma values

[darktable-dev] Disable tone-curve generation in darktable-chart

2018-01-02 Thread Aurélien PIERRE
Happy New Year and thanks to the devs for the 2.4 candy T I began using darktable-chart with a Spyder ColorChecker. By the way, the option "always use LittleCMS" has to be off when you output the .pfm LAB file to the tool, otherwise it doesn't open the image. The dtstyle produced includes a tone