I merged three files of a room and got a round discoloration. I then
merged The lighter and darkest image and the pic was normal. If it is
a bug please fix it. If it isn't a bug nevermind:)
--
:-)~MIKE~(-:
images https://drive.google.com/drive/u/2/folders/0B2xvsVTZy4y1ODR6dTk5UldpR3c
Please note that this is a list for users to help each-other and
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To report an issue, please go to
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You'll have to be way more precise than in your email to the list
(operating system and version; darktable version; was OpenCL on o
By "merging three files of a room", you you mean that you did some sort of
exposure bracketing, and are trying to do some sort of "HDR merge"? And
your concern is that in the first image you posted, there are round dark
shadows on the ceiling and wall?
How did you do the merge? Darktable itself do
Not really a bug, per se, (and not in Dt)
The application which is being used to do tho merge is using integer
arithmetic. (Dt uses floating point). When an int goes beyond its range, it
gets clipped to the maximum. Any correction then gets evenly reduced. So
for an integer between 0 and 255, a va
Thanks Karim for explaining floating point in an easy and useful manner.
Can I ask, when you export an image from DT for further editing in programs
like GIMP would you suggest 32 bit FP or is there little benefit?
On Thu, 3 Sep 2020 at 07:04, Top Rock Photography <
ka...@toprockphotography.com> w
Karim, Terry,
Indeed clear explanation, Karim. Thank you. May I additionally to Terry's
question (32-bit tiff export) ask whether exporting in a - wider than AdobeRGB
- colorspace would be more beneficial too ? (Of course if that other photo
editing program supports the wider colorspace and can
>
> Can I ask, when you export an image from DT for further editing in
> programs like GIMP would you suggest 32 bit FP…?
Yes. There is a de facto, industry standard intermediary known as OpenEXR,
which is used across the imaging industry. It was developed by Industrial
Light & Magic, (ILM), for
Thanks Karim for this great explanation. I will share this with my students
in future because it is one of the best explained answers on this topic.
Are you a fan of ProPhoto RGB instead of sRGB or Adobe RGB when further
editing will be applied?
On Sat, 5 Sep 2020 at 03:04, Top Rock Photography <
Whenever further editing needs to be applied in another application, an
output colour profile is only necessary IF the second application can only
read image formats with a colour profile attached, or you have already done
some necessary colour adjustments.
If one takes one's most heavily edited i
This article may be helpful.
https://discuss.pixls.us/t/darktables-filmic-faq/20138
Sincerely,
Karim Hosein
Top Rock Photography
754.999.1652
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