Posted By

o0110o on 10/26/12

Tagged

php
color

Versions (?)

Last Edited at 10/26/12 01:29am

Statistics

Viewed 2009 times

Favorited by 1 user(s)

Related snippets

Get the dominant color of any image.

/ Published in: PHP

Point the script to an image and get its dominant color.

Expand | Embed | Plain Text

Copy this code and paste it in your HTML

$i = imagecreatefromjpeg("image.jpg");
 
for ($x=0;$x<imagesx($i);$x++) {
    for ($y=0;$y<imagesy($i);$y++) {
        $rgb = imagecolorat($i,$x,$y);
        $r   = ($rgb >> 16) & 0xFF;
        $g   = ($rgb >>  & 0xFF;
        $b   = $rgb & 0xFF;
 
        $rTotal += $r;
        $gTotal += $g;
        $bTotal += $b;
        $total++;
    }
}
 
$rAverage = round($rTotal/$total);
$gAverage = round($gTotal/$total);
$bAverage = round($bTotal/$total);