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


imagecolorclosesthwb

(PHP 4 >= 4.0.1, PHP 5)

imagecolorclosesthwbGet the index of the color which has the hue, white and blackness

Description

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

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

Parameters

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.

Return Values

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

Examples

Example #1 Example of using imagecolorclosesthwb()

<?php
$im 
imagecreatefromgif('php.gif');

echo 
'HWB: ' imagecolorclosesthwb($im116115152);

imagedestroy($im);
?>

The above example will output something similar to:

HWB: 33

Changelog

Version Description
5.3.0 This function is now available on Windows

See Also


Home>Manual>Get the index of the color which has the hue, white and blackness