On Jul 18, 2011, at 9:18 AM, Edward M. Corrado wrote:

> Hello All,
> 
> Before I re-invent the wheel or try many different programs, does
> anyone have a suggestion on a good way to extract embedded Metadata
> added by cameras and (more importantly) photo-editing programs such as
> Photoshop from TIFF files and save it as as XML? I have > 60k photos
> that have metadata including keywords, descriptions, creator, and
> other fields embedded in them and I need to extract the metadata so I
> can load them into our digital archive.
> 
> Right now, after looking at a few tools and having done a number of
> Google searches and haven't found anything that seems to do what I
> want. As of now I am leaning towards extracting the metadata using
> exiv2 and creating a script (shell, perl, whatever) to put the fields
> I need into a pseudo-Dublin Core XML format. I say pseudo because I
> have a few fields that are not Dublin Core. I am assuming there is a
> better way. (Although part of me thinks it might be easier to do that
> then exporting to XML and using XSLT to transform the file since I
> might need to do a lot of cleanup of the data regardless.)
> 
> Anyway, before I go any further, does anyone have any
> thoughts/ideas/suggestions?

I haven't (yet) used it myself, but Exiv2 ( http://www.exiv2.org )
supports reading and writing XMP, EXIF and IPTC metadata from
a large number of file formats.

-Joe