Retrieves the color value of the pixel at the specified coordinates
#include <WinAPIGdi.au3>
_WinAPI_GetPixel ( $hDC, $iX, $iY )
| $hDC | Handle to the device context. |
| $iX | The x-coordinate, in logical units, of the pixel to be examined. |
| $iY | The y-coordinate, in logical units, of the pixel to be examined. |
| Success: | The color of the pixel, in RGB. |
| Failure: | (-1). |
Search GetPixel in MSDN Library.