On Wed, Nov 6, 2013 at 8:28 AM, S. Witt <f...@meterprosekun.de> wrote:
> Hi
>
> Am 05.11.2013 09:37, schrieb johannes hanika:
> > maybe the noise in that image would need an additional threshold on
> > sharpness, depending on iso/noise sigma from our noise profiles. fwiw i
> > didn't see any problem with my camera up to iso 6400. maybe it's because
> > your input is a processed image?
> The input image is a raw image the processing was done completely in dt.
> But, you are using the embedded jpg? Here the embedded jpg is black and
> white. No idea if that matters.
>
yes, it does. b/w conversion with some color filtering can boost noise. so
i think hacking something up for that special case is not a good idea.
> But if noise is basically a problem, I think this is the cause.
>
> I just exported the embedded jpg with dcraw -e and imported this jpg in
> dt. I wanted to see, if it makes a difference, but the focus areas are
> not shown here... I guess, it is not implemented for non-raw files, yet?
>
those files don't have a thumbnail, so it doesn't work.
> (same for scanned tiff files)
> Then I switched to another image (a raw file), the focus areas were
> shown as expected.
> http://www.meterprosekun.de/dtfocusscreens/focus6.jpg
> Going back to the extracted jpg, exactly the areas from the latest raw
> file are displayed:
> http://www.meterprosekun.de/dtfocusscreens/focus7.jpg
>
> I assume, that some data are not resettet?
>
git pull and rebuild.
-jo
>
> Sören
>
>
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