[digiKam-users] Extracting thumbnails

[Maik Qualmann]

The actual blob is first of all a QByteArray compressed with qCompress.

Maik

Am Mittwoch, 13. Mai 2020, 05:05:41 CEST schrieb Gilles Caulier:
> Hi,
> 
> blog are images in fact in wavelets compression format PGF :
> https://en.wikipedia.org/wiki/Progressive_Graphics_File
> 
> Best
> 
> 
> Gilles Caulier
> 
> Le mer. 13 mai 2020 à 04:56, Wesley Smith <wss7932 at gmail.com> a écrit :
> > I have managed to lose an entire collection of images spanning years. 
> > I've tried every way to get them back but, they are gone.  I can still
> > see all of the thumbnails and so I know I can somehow extract them but, I
> > don't know how.  It's the only thing I have left of them. I know they're
> > small but, that's better than gone. I have tried opening the database in
> > sqlite browser and extracting, I've tried a python script that was
> > hopeful but, the files exported are not images, just *.blob. What can I
> > do?