=> On [2011-10-16 19:30:53 -0700]: Neil Said: > Three options for you. All command-line. I've never used the first two, and > never tried your problem with the third... > > http://pdiff.sourceforge.net/ > is in the Fedora repos as PerceptualDiff. It looks like it will mostly > compare two images together. > > http://www.marengo-ltd.com/open_source/index.php > jpegdiff looks like it's just source code. > > Imagemagick might be your tool: > http://www.imagemagick.org/Usage/compare/#metrics > the compare functions allow you to fingerprint images in different ways > (similar to creating a hash code. You wind up with a value that 'describes' > the image.) If you generate a couple of different values for each image, you > should be able to make a simple database to lookup similar pictures > (imagemagick states you would actually use it to eliminate different > pictures, as getting the same fingerprints wouldn't prove the pictures were > the same.) > Thanks very much, that's it. I think Imagemagick is my best choice.
-- stardiviner GPG: 5D9F64D8 Twitter: @numbchild http://stardiviner.dyndns-blog.com
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