Ristretto doesn't rotate with respect to EXIF data
erikharrison at gmail.com
Mon Dec 10 14:18:02 CET 2007
On Dec 10, 2007 2:03 AM, <dark_mail at gmx.net> wrote:
> Stephan Arts schrieb:
> > On Dec 10, 2007 1:23 AM, <dark_mail at gmx.net> wrote:
> >> Both the versions (didn't test earlier ones) 0.0.14 and 0.0.15 seem to
> >> ignore the orientation information in EXIF metadata, thus not rotating
> >> pictures, although the changelog for 0.0.6 claims different (if I read
> >> that one correctly).
> >> I checked that EXIF data are stored with the pictures (jpeg format), and
> >> manual rotating works.
> >> System is Gentoo Linux 2.6.23
> >> Is that issue known, or is there an error on my side?
> >> Can give more info if needed, after a cup of sleep ...
> > Are you sure the EXIF-data is correct?
> > I have seen several times that even though cameras store the EXIF
> > data, (and the Orientation tag which is used to rotate the image) the
> > Orientation-tag does not give the correct information.
> > -
> > Stephan
> > _______________________________________________
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> Seems like you are right.
> But still it is a bit weird.
> Pictures from my Canon A630 are rotated properly with DigiKam, they have
> an "Orientation" and an "Auto Rotate" tag, pictures from another camera
> have only the "Auto Rotate" tag, and those are rotated by Ristretto
> But even if I change the AutoRotate and the Orientation tag by hand,
> still my pictures aren't rotated at all (changing from 270 CW to 90 CW
> should make a change, after all). I even deleted and later readded the
> Orientation tag, still no luck.
> exiftool and exiftags show the tags, so I thought the format should be
> fine, but it looks like it's not.
> What's happening here?
I realize that it's not my application, and I'm not hugely
knowledgeable on the subject, but would it perhaps be handy to post
the exif data itself?
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