Hello, 

thank you for the answer. So you expect that the image with the lowest 
exposure in the series still has not enough structure in the bright spot 
areas? (Well, I tried the highlight reconstruction feature, but maybe the 
clipping still was too much). Ok, but great hint - this night I will create 
series with no clippings at all in the darkest image, let's see... :)

Stefan


Am Samstag, 3. August 2013, 20:22:33 schrieben Sie:
> i would try to enable highlight reconstruction and lower the clipping
> threshold.
> 
> j.
> 
> On Sat, Aug 3, 2013 at 11:10 AM, <[email protected]> wrote:
> > **
> > 
> > Hello,
> > 
> > 
> > 
> > the more I experience with darktable the more I like this great software!
> > Today I have taken some photos of different scenes with high contrasts at
> > night to get an impression on how HDR composing with DT works.
> > 
> > 
> > 
> > The manual helps a lot to get nice results in short time. But at one point
> > I am not sure if I do something wrong. All images that show bright light
> > spots (like the street lamps) are converted to black or violet spots with
> > surrounding bright lights (see http://web.yourweb.de/hdr.jpg). This
> > effect is also visible on the hdr image if I turn off any filtering and
> > tone mapping in the darkroom module. I compared this with enfuse (but used
> > the jpg output of the three input images) and there the lights do not
> > appear with this artifact.
> > 
> > 
> > 
> > So I would like to ask users with experience in HDR with darktable: is
> > there a chance to avoid these artifacts?
> > 
> > 
> > 
> > With kind regards,
> > 
> > 
> > 
> > Stefan
> > 
> > 
> > 
> > 
> > --------------------------------------------------------------------------
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