[racket] Thumbnailing

From: Eli Barzilay (eli at barzilay.org)
Date: Thu Oct 6 14:21:30 EDT 2011

6 hours ago, Paulo J. Matos wrote:
> On 06/10/11 13:44, Matthew Flatt wrote:
> >
> > And then `save-bitmap' to write an image to a PNG file:
> >
> > http://docs.racket-lang.org/teachpack/2htdpimage.html?q=save-image&q=bitmap#(def._((lib._2htdp/image..rkt)._save-image))
> This raises a question. What happens to the exif information in the
> image? If I load and save a file, is the exif information lost?

Dealing with exif information is something completely different from
what a gui system is supposed to do.  It's probably best to use
something like imagemagick if you need that.  (There's an old glue in
the ffi examples directory, maybe someone will update it?)

          ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
                    http://barzilay.org/                   Maze is Life!

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