Discussion:
remove timestamp/watermark from digital images
Alex Dean
2010-07-02 14:42:12 UTC
Permalink
I just got back from a camping trip. On said trip, I took hundreds of
pictures I'm really happy with. Except... the camera had some setting
enabled which stamped the date & time in a really ugly red font in the
corner of every image. I'm hoping someone can suggest a process
(ImageMagick?) to locate these stamps and remove them, maybe by
copying adjacent areas of the image or something like that?

I know I could do them by hand in Photoshop or Gimp, but I'd prefer to
start with some batch process and then fix up then ones where the
batch output isn't acceptable. The idea of doing them all by hand is
a little overwhelming.

Any ideas?

thanks,
alex
Ben Trussell
2010-07-02 19:34:15 UTC
Permalink
You might use ImageMagick's convert command to crop out the portion at
the bottum with the timestamp. You'd loose a bit of the image (lower
strip of the image) but if all of the images are the same size then
you could batch (bash) it out..

http://www.imagemagick.org/script/convert.php
An example w/ the crop option:
http://www.ioncannon.net/linux/81/5-imagemagick-command-line-examples-part-1/

Ben
I just got back from a camping trip. ?On said trip, I took hundreds of
pictures I'm really happy with. ?Except... the camera had some setting
enabled which stamped the date & time in a really ugly red font in the
corner of every image. ?I'm hoping someone can suggest a process
(ImageMagick?) to locate these stamps and remove them, maybe by copying
adjacent areas of the image or something like that?
I know I could do them by hand in Photoshop or Gimp, but I'd prefer to start
with some batch process and then fix up then ones where the batch output
isn't acceptable. ?The idea of doing them all by hand is a little
overwhelming.
Any ideas?
thanks,
alex
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Shawn Dowler
2010-07-03 04:30:27 UTC
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The Gimp's Resynthesizer plugin should be able to do what you want,
but I don't know how difficult it might be to automate it and have it
still look good on most images. I would try it on a few images
manually and see how it looks first.

http://www.logarithmic.net/pfh/resynthesizer/removal

I know this doesn't get you the batch processing you are looking for,
but that could be put together after deciding this is the way to go.

Shawn Dowler
Information Designer
shawn.dowler at gmail.com
http://shawndowler.com/blog
http://twitter.com/shawndowler
Post by Ben Trussell
You might use ImageMagick's convert command to crop out the portion at
the bottum with the timestamp. ?You'd loose a bit of the image (lower
strip of the image) but if all of the images are the same size then
you could batch (bash) it out..
http://www.imagemagick.org/script/convert.php
http://www.ioncannon.net/linux/81/5-imagemagick-command-line-examples-part-1/
Ben
I just got back from a camping trip. ?On said trip, I took hundreds of
pictures I'm really happy with. ?Except... the camera had some setting
enabled which stamped the date & time in a really ugly red font in the
corner of every image. ?I'm hoping someone can suggest a process
(ImageMagick?) to locate these stamps and remove them, maybe by copying
adjacent areas of the image or something like that?
I know I could do them by hand in Photoshop or Gimp, but I'd prefer to start
with some batch process and then fix up then ones where the batch output
isn't acceptable. ?The idea of doing them all by hand is a little
overwhelming.
Any ideas?
thanks,
alex
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http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss
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