imagecolorclosesthwb

(PHP 4 >= 4.0.1, PHP 5)

imagecolorclosesthwb — Get the index of the color which has the hue, white and blackness

int imagecolorclosesthwb ( resource $image , int $red , int $green , int $blue )

Get the index of the color which has the hue, white and blacknessnearest the given color.

image: An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
red: Value of red component
green: Value of green component
blue: Value of blue component

Returns an integer with the index of the color which has the hue, white and blackness nearest the given color.

Example #1 Example of using imagecolorclosesthwb()


<?php

$im = imagecreatefromgif('php.gif');



echo 'HWB: ' . imagecolorclosesthwb($im, 116, 115, 152);



imagedestroy($im);

?>

The above example will output something similar to:

HWB: 33

Note: This function is not implemented on Windows platforms.