How to read the screen pixels?

Posted by Newbie on Stack Overflow See other posts from Stack Overflow or by Newbie
Published on 2010-04-17T20:29:24Z Indexed on 2010/04/17 20:33 UTC
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I want to read a rectangular area, or just one pixel from my screen. As if screenshot button was pressed, but it wouldnt copy the whole screen necessary. So im not talking just about my own program window pixels.

How i do this?

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