Thanks to all. It does help.
On Wed, 7 Mar 2018 20:36:14 +0100 Matej Martinovic <matejmartino...@zoho.com> wrote: >Hey, > >denoising in darktable is somewhat tricky: > >Use the *denoise (profiled)*, set it to "wavelet" and set blend mode >to "color". This eliminates the awful color noise. Use a *second >instance* of denoise (profiled), set it to non-local means and >choose blend mode "lightness". With that second instance i'll >usually reduce the strength or opacity to my liking to keep some >detail. > >You can set some presets and have them apply the correct denoising >automatically. > >This info is also available in the manual >https://www.darktable.org/usermanual/en/correction_group.html, under >3.4.4.3. Denoise – profiled -> mode. > >BR >Matej > > >On 2018-03-07 19:59, darkta...@911networks.com wrote: >> DT 2.4.1 >> >> I'm having problems with the denoising: >> Canon 7DMkII and Canon 70-200L IS f/4 ISO1250 >> >> Darktable: >> * before denoise: https://i.imgur.com/k9Njy70.png >> * denoise profiled: https://i.imgur.com/Unw2i8O.png and it's very >> blotchy >> * equalizer denoise: https://i.imgur.com/8E1CzHt.png (w/o the >> denoise profiled). Less blotchy than profiled but not good >> either. >> >> I have also tried Rawtherapee >> * after noise reduction: https://i.imgur.com/Js5ZGfd.png and it's >> excellent >> >> What can I do to improve the image? >> >> > > >____________________________________________________________________________ >darktable user mailing list >to unsubscribe send a mail to >darktable-user+unsubscr...@lists.darktable.org -- sknahT vyS ____________________________________________________________________________ darktable user mailing list to unsubscribe send a mail to darktable-user+unsubscr...@lists.darktable.org