Watermark al volo in PHP

<?php

$source = $_GET['img'];

$watermark_file = "wm.png";



$image = imagecreatefromjpeg($source);

$source_w = imagesx($image);

$source_h = imagesy($image);



$watermark = imagecreatefrompng($watermark_file);

$watermark_w = imagesx($watermark);

$watermark_h = imagesy($watermark);



$dest_x = $source_w - $watermark_w - 5;

$dest_y = $source_h - $watermark_h - 5;



imagecopy($image, $watermark, $dest_x, $dest_y, 0, 0, $watermark_w, $watermark_h);



header('Content-type: image/jpeg');

imagejpeg($image);

?> 

<img src="watermark.php?img=immagine.jpg" />

14.07.08 PHP Andrea 5 Commenti

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