/** * php获取图片颜色值 * by bbs.it-home.org */ $i=imagecreatefromjpeg("photo3.jpg");//测试图片，自己定义一个，注意路径 for ($x=0;$x for ($y=0;$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); //示例： echo $rAverage; ?> 复制代码