The realization of watermark function is mainly depend on these function function operation
1.imagecreatefromjpeg//Open JPG picture 2.imagecreatefromgif//Open GIF picture3.imagecreatefrompng//Open PNG picture4.imagecreatefromwbmp//Open wbmp picture
1. Add watermarks to images
CopyCode The Code is as follows: Dim jpeg "" // declare the variable
Set JPEG = server. Createobject ("persits. JPEG") "// call the component
JPEG. Open Server. mappath ("AAA. jpg") "// source Image Location
JPEG. Canvas.
A description of the types and functions of watermarks
There are two kinds of PDF watermarking: text watermark and image watermark. Text watermarks are generally used in the business world, reminding readers that the document is copyrighted and
The following simple to write a picture processing class, features include: watermarks, thumbnails and so on.However, there are two ways to generate thumbnails: one is to compress the pictures directly proportionally, and the other is to cut and
In some bsstructured application systems, many pages require watermarks. Common examples are document systems and contract systems. 1 Overview
1.1 Definition
In some B/S architecture application systems, many pages require watermarks. Common
1 Overview
1.1 Definition
In some B/S architecture application systems, many pages require watermarks. Common examples are document systems and contract systems. We often focus on adding watermarks to website images, but on page watermarks. I just
Introduction to the types and functions of watermarksThe PDF watermark is divided into two kinds: text watermark and picture watermark. Text watermarks are generally used in the business world, reminding readers that the document is copyrighted and
This article mainly for you to introduce the PHP generated random watermark image of the relevant data, with a certain reference value, interested in small partners can refer to
Based on the PHP GD graphics library, generate a picture yourself.
PHP object processing has been not very familiar with, used to be used in the time to find the manual. Today, someone in the Phpchina forum asked about the watermark of the relevant issues, just I want to learn, so the next PHP implementation of the
PHP implements image proportional scaling and Logo watermark function examples,
This article describes how PHP achieves image proportional scaling and Logo watermarking. We will share this with you for your reference. The details are as follows:
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