Thanks for all the reactions to my posting. I initially thought something was wrong with my camera-DT-combination, but now I learned otherwise. I have now learned what to do. Still, somehow it is unsatisfactory that a picture of which you know is exposed correctly is initially displayed in DT as underexposed.
Regards Bertwim > On 12/01/2022 12:41 PM Remco Viëtor <remco.vie...@wanadoo.fr> wrote: > > > On mercredi 12 janvier 2022 12:08:08 CET Frank J. wrote: > > Am 10.01.22 um 22:12 schrieb bwh vanBeest: > > > Hi, > > > When I import a series of images straight from the camera (Nikon > > > D850, Nikon nef format) in Darktable (scene-referred workflow), the > > > images invariably show up as way too dark, as if they are > > > underexposed. The histogram shows a big unexposed part on the > > > highlights. I am pretty sure though that when I took the pictures the > > > exposure is about right (according to the camera histogram). The > > > camera-generated jpg is also ok. > > > What can be the cause of this and what can I do about it? > > > > > > Kind Regards, > > > Bertwim > > > > Same effect here. > > > > I use Olympus-cameras, RAW only, correction +/- 0 EV in the Camera. > > > > After importing in DT the default in module "exposure" is "+0.5 EV" but > > this is too dark for nearly all pictures. > > > > I need to use a correction between +1.5 and +2.5 EV for the best look. > > > > This is not new in DT 3.8 but in 3.6 (or 3.4?) with the change to > > scene-referred workflow. > > > > I never compared with camera JPG. > > > > Frank > You have two effects here: one is the exposure of the middle gray parts of > your image (the one that "exposure" works on), the other is the tone curve > applied by the camera. That tonecurve can add quite a bit of midtone > contrast, > limiting the room available for shadows and highlights, and also increase the > apparent exposure a bit (to "protect" the shadows). That tone curve is > replaced by filmic, which tends to be softer/more delicate with the shadows > and the highlights. > > The correction you need to apply in exposure seems to depend on the camera > brand, I find I need to add about 1-1.5 EV for my Sony. > > Remco > > > ____________________________________________________________________________ > darktable user mailing list > to unsubscribe send a mail to darktable-user+unsubscr...@lists.darktable.org ____________________________________________________________________________ darktable user mailing list to unsubscribe send a mail to darktable-user+unsubscr...@lists.darktable.org
