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Posted by Jasen Betts on 02/19/06 04:01
On 2006-02-18, Blackhawk@idonhaceone.com <Blackhawk@idonhaceone.com> wrote:
> Jasen,
> Nicely done, would never had thought of this script. What is the GD
> library?
it's for bitmap manipulation, it's an optional PHP component.
I had to install the php4-gd package here. It provides imagecreate()
etc...
There's a link in the manual on the "ref.image.html" page
http://www.boutell.com/gd/
> You got me thinking with this information of pre-designed series of
> individual graphic blocks images with alpha and numeric symbols,
> slightly askew and miss shaped. These image blocks can be randomly
> called side by side to form a series of alpha and numeric symbols the
> human would then have to enter on a line to be tested in order to
> submit the entry to the guest book. That would be another way of
> doing what you are doing here but for the simple minded ones like me.
yeah, just don't call them symbol_a.gif symbol_b.gif etc... or someone might
write a script that uses the names to answer the question...
--
Bye.
Jasen
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