Re: [darktable-dev] Denoise profile's anscombe transform

2018-12-12 Thread rawfiner
Thanks a lot for your answer! Le mer. 12 déc. 2018 à 22:24, johannes hanika a écrit : > heya, > > sorry for the late answer, usual madness. but i think you're raising a > few important points here. let me try to answer some of it: > > No problem for the delay, this is clearly not an urgent matte

Re: [darktable-dev] Denoise profile's anscombe transform

2018-12-12 Thread rawfiner
Le mer. 12 déc. 2018 à 09:34, Björn Sozumschein a écrit : > Hi, > > that's a really good question! I cannot understand that also, as the > comments are not very useful unfortunately > Is it in some way related to issue > https://redmine.darktable.org/issues/10704 > > It is possible that it is

Re: [darktable-dev] Denoise profile's anscombe transform

2018-12-12 Thread johannes hanika
heya, sorry for the late answer, usual madness. but i think you're raising a few important points here. let me try to answer some of it: On Fri, Dec 7, 2018 at 4:04 AM rawfiner wrote: > For wavelet codes, there is a 2x multiplier on B and R channels, while it is > not the case for the anscombe

Re: [darktable-dev] Denoise profile's anscombe transform

2018-12-12 Thread Björn Sozumschein
Hi, that's a really good question! I cannot understand that also, as the comments are not very useful unfortunately Is it in some way related to issue https://redmine.darktable.org/issues/10704 best, Bjoern Am Do., 6. Dez. 2018 um 16:05 Uhr schrieb rawfiner : > Hi, > > Looking at the code o

[darktable-dev] Denoise profile's anscombe transform

2018-12-06 Thread rawfiner
Hi, Looking at the code of denoise profile, I noticed a few things that seems strange to me concerning the anscombe transform. For wavelet codes, there is a 2x multiplier on B and R channels, while it is not the case for the anscombe transform of non local means: const float wb[3] = { // twice