1.php代码
$data = 'http://www.putclub.com'; $size = '200x200'; $logo = './1.jpg'; // 中间那logo图 // 通过google api生成未加logo前的QR图,也可以自己使用RQcode类生成 $png = 'http://chart.googleapis.com/chart?chs=' . $size . '&cht=qr&chl=' . urlencode($data) . '&chld=L|1&choe=UTF-8'; $QR = imagecreatefrompng($png); if($logo !== FALSE) { $logo = imagecreatefromstring(file_get_contents($logo)); $QR_width = imagesx($QR); $QR_height = imagesy($QR); $logo_width = imagesx($logo); $logo_height = imagesy($logo); $logo_qr_width = $QR_width / 5; $scale = $logo_width / $logo_qr_width; $logo_qr_height = $logo_height / $scale; $from_width = ($QR_width - $logo_qr_width) / 2; imagecopyresampled($QR, $logo, $from_width, $from_width, 0, 0, $logo_qr_width, $logo_qr_height, $logo_width, $logo_height); } header('Content-type: image/png'); imagepng($QR); imagedestroy($QR);