Am Dienstag, 10. Oktober 2017, 07:25:43 CEST schrieb Remco Viëtor: > On mardi 10 octobre 2017 06:00:16 CEST Michael wrote: > > I have determined (supposed... guessed) that these are the following > > modules I need to use. Does it matter what order I use them in? (the list > > is in the order I will use them) I supposed that LENS CORRECTION needs to > > be one of the first since the correction changes the keystone. > > > > - lens correction > > - raw denoise > > - spot removal > > - rotate image > > - color zones > > - contrast brig...ss saturation > > - shadow and hilights > > - local contrast = sharpen image > > - defringe > > > > What do you think I need to add? > > Darktable has a fixed order in which the modules are applied to the image, > independent of the order in which you activate them. So your workflow is > mostly a matter of personal choice. The manual explains why this is the > case. > > The thing to keep in mind is that modules differ in processing complexity, > e.g. "profiled denoise" or "equalizer" need quite a bit of processing > power. You might prefer to activate those only towards the end of the > editing. In practice, though, on a modern PC with a mid-range GPU even > those modules work fast enough in preview mode. > > About your workflow: "local contrast" is not the same as sharpening, > although it might appear to give a crisper image. It does use the same > basic algorithm as unsharp masking, but with a much higher radius. Both > change the acutance of the image, with possible some loss in the smallest > details.
No, darktable's local contrast module is much more sophisticated than USM. See http://www.darktable.org/2012/09/edge-aware-image-development/ for more details. > The equalizer module works in a completely different way, which at least in > theory, allows to actually recover some extra detail from the image. > > And, if you work in raw, you might want to use "white balance", "highlight > correction" and "base curve". Otoh, if you work from jpegs, raw denoise > isn't useful (but you probably wouldn't be able to activate it). > > Remco > > ____________________________________________________________________________ > darktable user mailing list > to unsubscribe send a mail to [email protected]
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