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[Back to list] [Execute]
<?php
// Velox Letum (2005)
// elementation@gmail.com
// http://www.nanoshock.net
$image = $HTTP_GET_VARS['image'];
$image = str_replace(array("/", ".."), "", $image);
$overlay = 'overlay.png';
$dir = '../hresources/';
// A default if for the demo...remove if you wish.
if ($image == NULL) {
$image = 'donutland.jpg';
}
// Find if image exists
if (!file_exists($dir . $image)) {
die("Image does not exist.");
}
// Set offset from bottom-right corner
$w_offset = 0;
$h_offset = 0;
$extension = strtolower(substr($image, strrpos($image, ".") + 1));
// Load image from file
switch ($extension)
{
case 'jpg':
$background = imagecreatefromjpeg($dir . $image);
break;
case 'jpeg':
$background = imagecreatefromjpeg($dir . $image);
break;
case 'png':
$background = imagecreatefrompng($dir . $image);
break;
case 'gif':
$background = imagecreatefromgif($dir . $image);
break;
default:
die("Image is of unsupported type.");
}
// Find base image size
$swidth = imagesx($background);
$sheight = imagesy($background);
// Turn on alpha blending
imagealphablending($background, true);
// Create overlay image
$overlay = imagecreatefrompng($dir . $overlay);
// Get the size of overlay
$owidth = imagesx($overlay);
$oheight = imagesy($overlay);
// Overlay watermark
imagecopy($background, $overlay, $swidth - $owidth - $w_offset, $sheight - $oheight - $h_offset, 0, 0, $owidth, $oheight);
// Output header and final image
header("Content-type: image/jpeg");
header("Content-Disposition: filename=" . $image);
imagejpeg($background);
// Destroy the images
imagedestroy($background);
imagedestroy($overlay);
?>
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