add watermark to pdf

Know the usage, to implement our function is simple, with the following code can be easily implemented The code is as follows Copy Code Header ("Content-type:image/jpeg"); Original image$DST = "Images/flower_1.jpg"; Get the original picture information$DST _im = Imagecreatefromjpeg ($DST);$DST _info = getimagesize ($DST); Watermark Image$SRC = "Images/logo.gif";$src _im = imagecreatefromgif ($SRC);$src _info = getimagesi

itself is not to upload images to add watermark function, want to upload the time to add a picture watermark, but also very simple. Take Ueditor 1.2.6 as an example, open the imageup.php file under the PHP directory and look for "$info = $up->getfileinfo ();", add the follow

This article describes how to use the imagecopy function to add an image watermark for PHP image processing. This article provides a simple entry-level user-defined function example, if you need a watermark, you can refer to the following section to add a watermark to an ima

This article introduces the Java image to add watermark instance code, Java watermark is very convenient, watermark can be pictures or text, the specific contents are as follows Package michael.io.image; Import Java.awt.AlphaComposite; Import Java.awt.Graphics2D; Import Java.awt.Image; Import java.awt.Render

The effect of adding watermarks to images is a feature that almost all programmers must use. I will share a very good program code for adding watermarks to lossless images in asp.net. I hope this will be helpful to everyone. Watermarks are used to prevent image theft. Two ways to achieve the watermark Effect 1) You can add a watermark when uploading a file. A) Be

PHP to the image watermark relative to the ASP, it is much simpler, look at the following code: /***************************************************** Parameter description: $max _file_size: Upload file size limit, unit byte $destination _folder: Upload file path $watermark: Whether additional watermark (1 for Watermark