<?php
/** * QR Code + Logo Generator QR图片中间加logo,QR是根据google开放api生成的,其实啥都没有
* * http://labs.nticompassinc.com */ //ini_set("auto_detect_line_endings", true);
$data = isset($_GET['data']) ? $_GET['data'] : 'http://weixin.qq.com/r/8bxsY6LEqpzVh7MAn_nV';
$size = isset($_GET['size']) ? $_GET['size'] : '200x200';
$logo = isset($_GET['logo']) ? $_GET['logo'] : './logo.jpg';//中间那logo图
// Get QR Code image from Google Chart API
// http://code.google.com/apis/chart/infographics/docs/qr_codes.html
//https://chart.googleapis.com/chart?cht=qr&chld=H|1&chs='.$size.'&chl='.urlencode($data));
$png = "http://chart.googleapis.com/chart?chs=150x150&cht=qr&chl=Hello+world&chld=L|1&choe=UTF-8";
$QR = imagecreatefrompng($png);//Warning: imagecreatefrompng() [function.imagecreatefrompng]: Unable to find the wrapper "https" - did you forget to enable it when you configured PHP? =
//$QR = imagecreatefrompng('./chart.png');//外面那QR图
if($logo !== FALSE){
$logo = imagecreatefromstring(file_get_contents($logo));
$QR_width = imagesx($QR);
$QR_height = imagesy($QR);
$logo_width = imagesx($logo);
$logo_height = imagesy($logo);
// Scale logo to fit in the QR Code
$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;
//echo $from_width;exit;
imagecopyresampled($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);
?>
版权声明:《 php二维码中间加图片 》为王健原创文章,转载请注明出处!
最后编辑:2013-4-2 10:04:12