Is it possible to access or set individual pixels of an image?

Scott Rossi scott at
Wed Nov 17 01:02:53 EST 2010

Hi Marty:

Maybe this will help -- execute the following in your message box:
go url ""

See all tutorial stacks (Web link):


Scott Rossi
Creative Director
Tactile Media, UX Design

Recently, Marty Billingsley wrote:

> Is it possible to read and set the color of individual pixels in an
> image?  ImageData is a little incomprehensible.
> Basically, I'd like to be able to do something like:
> for each pixel in image "x",  set the color of that pixel to some
> calculated value (or a value pulled from a pixel of another image)
> Thanks for any pointers you can give me!
>   - marty
> --
> Marty Billingsley
> Department of Computer Science
> The University of Chicago Laboratory Schools
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