PHP development text watermark tutorial production preparation

Preparation

First prepare the material. The material can be any two pictures. Then prepare a font. The font can be downloaded from the website. It can be a font that comes with the system.

Put the materials into the folder, create a new php file and put the file into it,

Open the GD library expansion. If you don’t understand it, you can query it on Baidu. The preparations are completed.

This is the specific process of adding watermarks in PHP

The process is as above. Adding watermarks in PHP can be divided into four categories: Step

One: Open the picture

Two: Manipulate the picture

Three: Output the picture

Four: Destroy the picture