[Digikam-users] Re: (OT?): EXIF information in Nikon extracted EXIF thumbnail images. (D7000, EXIF image plugin ???)

Gilles Caulier caulier.gilles at gmail.com
Thu Nov 4 07:56:16 GMT 2010


2010/11/4 Linuxguy123 <linuxguy123 at gmail.com>:
> I've used a Canon 40D for the last 3 years.  I shoot everything in raw
> format.
>
> To get jpegs from most of my raws, I extracted a large thumbnail from
> the raw file via "exiv2 -ep2 *.CR2".  If I needed something more than
> that, I manually generated a jpeg from the raw file.
>
> Today I got a Nikon D7000.  I can still generate my jpegs from images
> embedded in the raw file.  To do this, I use  "exiv2 -ep3 *.NEF"
>
> This works well, except that the Nikon extracted images DO NOT contain
> EXIF data, whereas the Canon extracted images did.
>
> Why ?  How would one easily get around this ?


Because image is extracted as well from a makernotes section. The
image data are alone. the image do not contains metadata. In fact the
metadata are already here in RAW image . why to duplicates it in a sub
section...

Why not to shot in RAW+JPEG ?

Gilles Caulier



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