digimarc watermark

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.RenderingHints; Import Java.awt.image.BufferedImag

Add a watermark to a picture Copy Code code as follows: Dim Jpeg ' '//Declaration variable Set Jpeg = Server.CreateObject ("persits.jpeg") '//Calling Component Jpeg.open Server.MapPath ("AAA"). JPG ")"//Source Picture location Jpeg.Canvas.Font.Color = h000000 ' '/watermark font Color Jpeg.Canvas.Font.Family = "Song Body" '/watermark Font

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 image. this is also a common function in image processing. As long as the images you see on t

Very powerful PHP image processing class, you can customize the image watermark, transparency, image scaling, image sharpening, picture rotation, picture flipping, picture cutting, picture inverse color. The specific code is as follows: /*** Image processing functions: Zoom, cut, frame, watermark, sharpen, rotate, flip, transparency, invert color* Process and save the history of ideas: when there are c

Today most netizens are accustomed to searching and browsing the pictures on the internet, although the image resources on the internet are rich, but there is also a problem, that is, many pictures on the internet have "watermark", very "unsightly". So is there any good way to remove the watermark of the picture? The answer is yes. Today I teach you three great tricks, use the cow image to remove the

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

A super powerful image watermark class. In the afternoon, I wrote a watermark class for the image. this class adds a text watermark to the image, adds an image watermark, and implements the transparency function, I wrote a class for adding watermarks to images for users to learn and do nothing in the afternoon. this cl

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) Benefits: Compared with the two methods, each t

PHP image upload class; support for watermark-date folder-generating thumbnails; support for multifile Upload You can use {Y} {m} {n} to change the current date. Set_dir (dirname (_ FILE __). '/upload/', '{y}/{m}'); // save path. the options {y} {m} {d} are supported. $ Up-> set_thumb (, 80); // Set the thumbnail size in pixels. $ Up-> set_watermark (dirname (_ FILE _). '/jblog/images/watermark.png', 6, 90); //

/************************************************************** Parameter description: $max _file_size: Upload file size limit, unit byte $destination _folder: Upload file path $watermark: Whether additional watermark (1 is watermark, the other is not watermark); Instructions for use: 1. Remove the "Extension=php_gd2

Now sellers open shop, shop baby pictures are basically the sellers of their own real shot. Hard to take out the photos, in order to prevent bad sellers steal pictures, need to add text and watermark in the baby picture. General shop, baby picture Less said there are hundreds of, batch add text and watermark, you can save a lot of drawing time and energy. (text, that is, the name of the shop, shop address,

Find information on the Internet, often encounter watermark files, and in the above small series has already told us how to remove the watermark method. So now the small part to talk about their own certain confidential documents to take security measures, how to use WPS to add watermarks. 　First, insert the default watermark In the "Insert" menu to find the "

Never thought the watermark can be so beautiful! Today, Wang teacher to the students to say an unknown watermark technique, instant upgrade picture style, attached to two particularly popular watermark production tutorial, to collect! Wang: As a kind of image watermark idea and design style explanation, this paper is

How to add a watermark to excel in C # We know that Microsoft Excel does not have built-in functionality to add watermarks directly to Excel tables, but we can actually work around this problem in other ways, such as by adding a header picture or WordArt to mimic the appearance of the watermark. So in this article, I'll show you how to add a watermark to Excel b

Watermark is to prevent us from stealing our pictures.Two ways to realize the effect of watermarking1) can add watermark when the user uploads.A the benefits: compared to 2 methods, each time the user read this picture, the server directly sent to the customer.b) Disadvantage: The original picture was destroyed.2 through the Global general processing program, when the user requests this picture, add waterma

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