Get the index of the specified color or its closest possible alternative in PHP
Description
The following code shows how to get the index of the specified color or its closest possible alternative.
Example
<?php//from w ww. java 2s .co m
// Load an image
$im = imagecreatefromgif('./test.gif');
// Get closest colors from the image
$colors = array();
$colors[] = imagecolorresolve($im, 255, 255, 255);
$colors[] = imagecolorresolve($im, 0, 0, 200);
// Output
print_r($colors);
imagedestroy($im);
?>
The code above generates the following result.
