imagecolorclosestalphaimagecolorclosesthwb
(PHP 4 >= 4.0.1, PHP 5)
imagecolorclosesthwb — Get 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 blacknessnearest 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
$im = imagecreatefromgif('php.gif');
echo 'HWB: ' . imagecolorclosesthwb($im, 116, 115, 152);
imagedestroy($im);
?>
The above example will output something similar to:
HWB: 33
Notes
Note: This function is not implemented on Windows platforms.
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