No one can hear me scream

The parents came to visit us in SF for a change (usually we fly to see them); we took them to Golden Gate Park, Land’s End, the V.A. Medical Center, and Ocean Beach.

[photo]

I did notice two quirks of Mac behavior that were inferior to my former Windows digital-photo workflow:

  • The Canon PowerShot SD800IS provides the proper EXIF orientation information in its photos, but the embedded thumbnails are incorrect (or at least, the Mac Finder gets it wrong and shows all thumbnails in landscape orientation).
  • When importing photos from the camera, iPhoto generates filesystem timestamps using the time of import rather than with the time the photo was taken (the SD card filesystem timestamp of the image is not preserved).

I discovered the joy that is jhead, conveniently available as a MacPort:

  • Fix thumbnail orientation: jhead -autorot *
  • Fix filesystem timestamps to match EXIF information: jhead -ft *

jhead isn’t truly nerdcore: instead of linking with the jpegtran library, it assumes a pre-existing installation of the jpegtran programs and just calls system(3). Kind of lame, but whatever; it gets the job done.

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Posted in Photos, Rants & Raves on Sun Dec 23, 2007 at 11:40 pm by Rob | 3 Comments