【PHP】获取图片的主要颜色值RGB值

给一张图片，获取图片中的主要颜色值RGB值

// 获取图片的主要颜色值RGB
public function maincolor(){$image = 'E:/phpstudy_pro/WWW/test/public/uploads/33.jpg';$rTotal = $gTotal = $bTotal = $total = 0;$i      = imagecreatefromjpeg($image);for ($x = 0; $x < imagesx($i); $x++) {for ($y = 0; $y < imagesy($i); $y++) {$rgb    = imagecolorat($i, $x, $y);$r      = ($rgb >> 16) & 0xFF;$g      = ($rgb >> 8) & 0xFF;$b      = $rgb & 0xFF;$rTotal += $r;$gTotal += $g;$bTotal += $b;$total++;}}$rAverage = round($rTotal / $total);$gAverage = round($gTotal / $total);$bAverage = round($bTotal / $total);$arr = array('r' => $rAverage,'g' => $gAverage,'b' => $bAverage,);echo "<pre>";print_r($arr);echo "</pre>";}

输入图片和返回结果