One more thing regarding the colour picker: it works in your display's
colour space, which may affect its Lab readings - the devs would know.
https://www.darktable.org/usermanual/ch03s03s04.html.php
darktable user
My bad, sorry, I thought the card had colour patches, too - I've only ever
used a simple Whibal card, and does not provide Lab values. Also, I don't
understand why you mentioned exposure in your post, I thought you expected
darktable to adjust it automatically when you picked white balance from
Le 05/09/2016 à 13:47, KOVÁCS István a écrit :
> Hi,
>
> If I get this correctly, the card has grey patches as well as colour ones.
no, only grey (and blck/white, but I don't really use them):
http://www.scuadra.fr/en/charte.php?Language=en
it's mostly for WB
> The spot white balance tool
Hi,
If I get this correctly, the card has grey patches as well as colour ones.
The spot white balance tool adjusts white balance only, meaning that:
- after adjustments, grey should be grey (neutral)
- exposure is to be done independently
- colour in non-grey patches, as well as the lightness of
Le 05/09/2016 à 11:13, Sebastian a écrit :
> Have you tried the spot white balance preset?
>
> See also https://www.darktable.org/usermanual/ch03s04.html.php#whitebalance
>
>
that's what I use, but after using the spot WB, I check the Lab values
using the color picker on the same area and
Have you tried the spot white balance preset?
See also https://www.darktable.org/usermanual/ch03s04.html.php#whitebalance
On 09/04/2016 07:51 PM, Emmanuel Lacour wrote:
> Dear DT users,
>
>
> I have a TruColor grey card, and I just saw that when I use the WB
> module to spot on it, the measured
Dear DT users,
I have a TruColor grey card, and I just saw that when I use the WB
module to spot on it, the measured Lab values are not the one written on
the card. Trying to adjust using the sliders of the WB module is a night
mare :(
Isn't there another way to accuratly adjust WB using this