Get the index of the color of a pixel in PHP
Description
The following code shows how to get the index of the color of a pixel.
Example
<?php/*from ww w .ja va 2 s .c o m*/
$im = imagecreatefrompng("test.png");
$rgb = imagecolorat($im, 10, 15);
$colors = imagecolorsforindex($im, $rgb);
var_dump($colors);
?>
The code above generates the following result.
