[Digikam-users] Dark Images for 16-bit raw and reconstructed highlights

Paul Waldo paul at waldoware.com
Fri May 15 21:05:12 BST 2009


Hi David,

Thanks for having a look.  I find that "Solid White" and "Blend" produce good results.  I get the dark image in "Unclip" and "Rebuild" mode.  Do you get the same results?

Paul
----- "davidvincentjones" <davidvj at verizon.net> wrote:

> Taking your raw data ... I applied my usual 'blend' plus 'auto
> brightness'
> and found the image anything but dark.
> 
> My reading of the image indicated slightly blown highlights but a good
> black
> range. I do not by the way think that my process lost the highlight
> detail.
> 
> Without using the 'auto brightness', and simply manually opening up
> the data
> provides a very similar result.
> 
> Are you perhaps using an icc that is totally incompatible?
> 
> David
> 
> 
> Bugzilla from paul at waldoware.com wrote:
> > 
> > Hi Mikolaj,
> > 
> > Sorry it took solong to respond, but I had hosting issues...
> > The original raw file can be found here:
> > http://www.waldoware.com/photo2009-02-26_18-52-30-000034.crw
> > 
> > I did a conversion using the defaults plus setting Highlights to
> Rebuild
> > which is viewable here:
> >
> http://www.waldoware.com/photo2009-02-26_18-52-30-000034_highlights_rebuild.png
> > 
> > BTW, only two out of the four Highlights options cause this
> truncation of
> > pixels.  Any ideas you have would be greatly appreciated!
> > 
> > Paul
> > 
> > ----- "Mikolaj Machowski" <mikmach at wp.pl> wrote:
> > 
> >> On Tuesday 12 May 2009 15:20:25 Paul Waldo wrote:
> >> > Has anyone in the Digikam community had good results with
> Highlight
> >> > Rebuild?  I just can't get it to work without destroying my
> image
> >> :-(
> >> >
> >> > Paul
> >> 
> >> I used HR successfully in the past, didn't use recently being more
> >> careful 
> >> when shooting. Could you post somewhere your RAW for testing?
> >> 
> >> m.
> >> _______________________________________________
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> > 
> > 
> 
> -- 
> View this message in context:
> http://www.nabble.com/Dark-Images-for-16-bit-raw-and-reconstructed-highlights-tp23414351p23556239.html
> Sent from the digikam-users mailing list archive at Nabble.com.
> 
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