[Digikam-users] Color management with Nikon d40x

["Sveinn í Felli (IMAP)"]

Following message from Elle Stone via Gerard Kulzer
dated Tue, 13 May 2008 08:23:24 +0200
seems to respond to your questions.
Those thumbnails/lowresJPG's are made in the camera using
closed proprietary algorythms.
Cheers

Sveinn í Felli

junk at lexoncom.com wrote:
> I was able to find out that I should use:
> Nikon DBase for NEF v3.0.0.3001
> 
> profile,
> 
> But, I still dont understand why images are different in preview and after
> raw conversion is applied,
> 
> in original nikon software (with profiles applied) images look exactly
> like in preview in digicam,
> 
> anyone?
> 
-----------
On Monday 12 May 2008 elle stone wrote:
>
> Gerhard Kulzer-3 wrote:
> >
> >
> > This holds true, and if you have a recent libkdcraw the
D60 is supported.
> > I always work with digiKam for reviewing the raw image
quality, no need to
> > extract thumbnails by another application, digiKam does it.
> >
> >
> Hi Lawrence and Gerhard,
>
> Does digikam extract the jpeg as a separate file, or
display it as a
> substitute for the decoded raw file, or both?  I extract
the embedded jpeg
> as a separate file (from the command line - it's just
easier for my
> particular workflow) and use it for storing metadata and
also for quick
> reviews regarding sharpness, etc, as Gerhard suggests.
The Canon 400d
> embedded jpegs are around 700kb, more than big enough for
emailing to
> friends, so useful to have as separate files.

digiKam extracts the embedded thumbnail in the RAW image on
the fly, not as a separate file (but a separate file can be
easily created with: dcraw -e .*CR2 for example).

Gerhard