Php Watermark Image Creation

by Prabakaran 2012-05-21 09:58:08

$main_img = "Porsche_911_996_Carrera_4S.jpg"; // main big photo / picture

$watermark_img = "watermark.gif"; // use GIF or PNG, JPEG has no tranparency support

$padding = 80; // distance to border in pixels for watermark image

$opacity = 20; // image opacity for transparent watermark

$watermark = imagecreatefromgif($watermark_img); // create watermark

$image = imagecreatefromjpeg($main_img); // create main graphic

if(!$image || !$watermark) die("Error: main image or watermark could not be loaded!");

$watermark_size = getimagesize($watermark_img);

$watermark_width = $watermark_size[0];

$watermark_height = $watermark_size[1];

$image_size = getimagesize($main_img);

$dest_x = $image_size[0] - $watermark_width - $padding+10;

$dest_y = $image_size[1] - $watermark_height - $padding-80;

// copy watermark on main image

imagecopymerge($image, $watermark,$dest_x, $dest_y, 0, 0, $watermark_width, $watermark_height, $opacity);

// print image to screen

header("content-type: image/jpeg");

imagejpeg($image);

imagedestroy($image);

imagedestroy($watermark);
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