On 4/24/08, matt smith <masmith@...
> We use imagemagick
> for resizing on our server.
:cD Glad to hear that you have in-house experience with it; from what
I've heard and seen, it is not for the faint-of-heart, like a level 7
D&D spell. (sorry, with a name like ImageMagick, I couldn't resist
the geek reference!)
> "Change_Mask (Make similar pixels transparent)
> This is an unusual method that will only make specific pixels in the
> destination image full-transparent. That is the pixels in the
> destination image that matches the given source image, according to
> the current Fuzz Factor setting.
> This can be used for example to re-add transparency to an image that
> was overlaid onto a complex (but very different) background. For
> example, this was exactly the problem presented by Jesper Eije...
> convert bgnd_overlaid.png bgnd.png \
> -compose ChangeMask -composite bgnd_removed.png
> from http://www.imagemagick.org/Usage/compose/#difference
Amazing how many different methods there are to accomplish similar
tasks. Sometimes the hardest part is figuring out which method to
> Looks like I might get the transparent in a flash file thrown in as
Happy to help. Say, if you come up with a really simple script or a
CLI command, would you be willing to share? I can see that being
Really Useful for panos as well as plain ol' photos, and my IM
knowledge is maxed out just knowing it exists.
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