![](https://img.laitimes.com/img/__Qf2AjLwojIjJCLyojI0JCLi0zaHRGcWdUYuVzVa9GczoVdG1mWfVGc5RHLwkzX39GZhh2csATMflHLwEzX4xSZz91ZsADMx8FdsYkRGZkRG9lcvx2bjxSa2EWNhJTW1AlUxEFeVRUUfRHelRHL2EzXlpXazxyayFWbyVGdhd3LcV2Zh1Wa9M3clN2byBXLzN3btg3PnVGcq5iZxU2MiVTYlN2Y1QTOlhjZ5EGZ3E2Y5MDMkhzNhNWY58CX2AzLclDMxIDMy8CXn9Gbi9CXzV2Zh1WavwVbvNmLvR3YxUjLzM3Lc9CX6MHc0RHaiojIsJye.jpeg)
cat.jpeg
watermark
<html>
<head>
<title>使用PHP給圖檔加水印</title>
</head>
<body>
<span>蝦米大王使用PHP給圖檔加水印</span>
<hr>
<table>
<tr>
<td>原圖:</td>
<td>加水印後的圖檔:</td>
</tr>
<tr>
<td><img src="images/cat.jpeg" width="600" height="600"></td>
<td><img src="images/cat_water.jpeg" width="600" height="600"></td>
</tr>
</table>
</body>
</html>
<?php
$image = imagecreatefromjpeg('images/cat.jpeg');
$watermark = imagecreatefrompng('images/gua.png');
$width = imagesx($watermark);
$height = imagesy($watermark);
imagecopyresampled($image,$watermark,60,250,0,0,
($width * 0.3),($height * 0.3),$width,$height);
imagejpeg($image,'images/cat_water.jpeg'); //儲存圖檔
imagedestroy($image);
imagedestroy($watermark);
?>