[digiKam-users] Fwd: Re: DNG conversion in Digikam

[Maik Qualmann]

Which digiKam version are you using exactly? Reading lens models from Sony 
files has been corrected in digiKam-7.2.0. A short test conversion from ARW to 
DNG shows no abnormalities, the lens information is available.

Maik

Am Dienstag, 27. April 2021, 20:43:34 CEST schrieb Gerhard Hoogterp:
> On dinsdag 27 april 2021 17:40:10 CEST Gerhard wrote:
> > I hadn't noticed the missing metadata. What metadata do you mean
> > specifically?
> 
> It's not as much missing data, but I noticed that sites and programs don't
> see my lens when I upload images.
> 
> I use an A7III and a FE1.8/85 lens which are quite modern, but the lens
> didn't seem to be recognised in the exif info after uploading to f.e.
> 500px.com.
> I convert the RAW to DNG on import.
> 
> So I grabbed an earlier image in the AWR format and there lens info was
> available.  After converting it to DNG using Digikam I compared the two
> files:
> 
> exiv2 -g Lens 20200426T192530_01.ARW
> 
> exiv2 -g Lens 20200426T192530_01.DNG 20200426T192530_01.DNG: Failed to open
> the file jondor at Bull:~/DNG$ exiv2 -g Lens 20200426T192530_01.dng Error:
> Directory Sony2 with 25665 entries considered invalid; not read.
> Exif.Sony2.LensID                            Long 1  Manual lens
> Xmp.aux.Lens                                 XmpText    11  Manual lens
> Xmp.aux.LensID                               XmpText     5  65535
> 
> 
> Besides the error about the Sony2 block error it also doesn't have the same
> info as the original file. Hence my question on which library did the
> conversion. Regretfully I don't think Adobe cares about open source or
> linux, so I guess I will have to live with it or maybe write a script using
> exiftools to fix things. Other suggestions are also welcome off course...
> 
> Gerhard