> Message du 30/12/19 00:07 > De : "jys" > A : "Darktable-users list" > Copie à : > Objet : Re: [darktable-user] Whitebalance bug in rawspeed : D4s too... > > On Sun, Dec 29, 2019, at 08:16, Jean-Luc CECCOLI wrote: > > > The behaviour described in #3 is still there, see > > https://zupimages.net/viewer.php?id=19/52/twmf.jpg > > The camera does not belong to the list of those whom smaples are needed > > for. > > Is this a bug, or... ? > > > Probably nobody has submitted them yet; they aren't really required for > "camera support" and are nothing special at all, just some arbitrary RGB > multipliers that a camera uses if you set it to vague WB indicators like > "daylight", "cloudy", etc... they won't usually be very accurate, since > lenses, filters, etc all add their own spectral shifts. In fact, my Olympus > cameras actually try to be "smart" about this and use different values > depending on which lens is attached... and it's still not very accurate. :-) > Hello,
Happy new year to all mebers of the list. Health, pleasure, moeny, and whatever one wishes. Thank-you for your explanations. I thought those settings were mandatory. > Still, if you really want presets for these, you can easily add them yourself > just by taking a picture with each setting you want, then create an > appropriately named module preset based on the values from the default > "camera" setting for each image. Those will be much easier to make > adjustments to if you decide you need to (perhaps after shooting a WB target > under different lighting conditions). Since they are not mandatory, I will not bother anymore with that. Building a profile for daylight condtions is hard enough... so hard that I did not success so far. :-/ Rgrds, J.-Luc ____________________________________________________________________________ darktable user mailing list to unsubscribe send a mail to [email protected]
