Am 08.12.2012 01:00, schrieb johannes hanika: > To download this file you need to disable your adblocking software! > > :( > > do you have a non-malware place to get your example files? > > j.
Very strange. With my firefox + adblock + noscript I just have to wait a few seconds. Then I can download the files. https://rapidshare.com/files/78270153/IMGP3139.DNG The Silkypix jpg http://rapidshare.com/files/3288236700/IMGP3139.jpg My DT result http://rapidshare.com/files/999961954/IMGP3139_04.jpg Hope, this works for you. Cheers, Michael > On Sat, Dec 8, 2012 at 12:41 PM, Michael Born <[email protected]> wrote: >> Dear DT users, >> >> I read several mailing list posts about noise reduction (NR), the manual >> and watched the DT0.9 screen casts, but I still fail to get good NR results. >> >> I used the following RAW to try the 4 NR methods of DT. >> http://www.fastshare.org/download/IMGP3139.DNG >> >> 1. RAW-NR works ok, but removes a lot of detail. >> >> 2. Non local means (NLM) I found disappointing. The chroma slider at >> 100% and spot size 1 seems to remove the most chroma noise - which is >> still very little! I had to look very closely to see that a bit of >> chroma noise is removed at all. >> >> 3. The Equalizer with strong NR looks promising, but a lot of chroma >> noise remains and an overall "grainy" appearance. >> >> 4. The bilateral filter I like the most. (the recommended settings from >> johannes [for his Canon with ISO3200] don't work well for my picture) >> With a radius of 10 and the rgb sliders at max (0.1000) the color noise >> mainly seems to be gone. Unfortunately, a "grainy" appearance which >> destroys sharp edges is also there. >> >> Using 4 together with NLM (size 1, strength 75%, luma 100%, chroma again >> seems to make no difference) is "the best" I could achieve. >> http://www.fastshare.org/download/IMGP3139_04.jpg >> >> I compared all the results at 1:1 to the Pentax RAW Tool (silkypix based). >> http://www.fastshare.org/dlgo/IMGP3139.jpg >> I looked mainly at the region between and slightly above the cups and >> the pot (to see the white-black transition in the background). The >> missing color noise is what I really like. >> >> How do you reduce the color noise of high ISO images with DT? What about >> the "grainyness"? Any suggestions? >> >> Cheers, >> Michael >> >> ------------------------------------------------------------------------------ >> LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial >> Remotely access PCs and mobile devices and provide instant support >> Improve your efficiency, and focus on delivering more value-add services >> Discover what IT Professionals Know. Rescue delivers >> http://p.sf.net/sfu/logmein_12329d2d >> _______________________________________________ >> darktable-devel mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/darktable-devel ------------------------------------------------------------------------------ LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial Remotely access PCs and mobile devices and provide instant support Improve your efficiency, and focus on delivering more value-add services Discover what IT Professionals Know. Rescue delivers http://p.sf.net/sfu/logmein_12329d2d _______________________________________________ darktable-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/darktable-devel
