[Haskell-cafe] Processing EXIF data with Haskell
Colin Paul Adams
colin at colina.demon.co.uk
Sun Sep 27 12:37:29 EDT 2009
>>>>> "Don" == Don Stewart <dons at galois.com> writes:
>> I'm writing web software for a photograph gallery. I want to be
>> able to display selective fields from the EXIF data. I thought
>> I would be able to use the GD and exif libraries from Hackage
>> to do this. However:
>> Calling Graphics.GD.loadJpegByteString followed by
>> Graphics.GD.saveJpegFile does not preserve the EXIF fields of
>> the uploaded file, but instead writes some new ones (many fewer
>> fields than the original, and nothing of interest).
>> Graphics.Exif.allTags shows an interesting subset of the
>> original EXIF data, but nothing from the version saved by GD.
>> Can anyone shed any light on any of this?
Don> Contact the author, patch the library?
I tried the former - no answer yet. Maybe just waiting a little will
As for the latter, it's just a binding to a C library.
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