PHP function class to capture images

29 Jul 2016

Add watermark: Add watermark PHP class used to add watermark to pictures: Copy the code as follows: <?php /* * Function: PHP picture watermark (watermark supports pictures or text) * Parameters: * $groundImage background image, which needs to be added Watermark pictures currently only support GIF, JPG, and PNG formats; * $waterPos watermark position, there are 10 states, 0 is a random position; * 1 is top left, 2 is top center, 3

21 Jul 2016

PHP function class to save remote images to local. ?php // // Function: Get the remote image and save it locally // // // Make sure you have permission to write the file to the local server // // // Variable description: // $url is the remote image The complete U

25 Jul 2016

PHP image watermark class, PHP adds watermark function code to images

13 Jul 2016

Supports php to generate thumbnails for png transparent images for sharing. This article mainly introduces the sharing of php generated thumbnail class that supports png transparent pictures. This article mainly introduces the sharing of php generated thumbnail class that supports png transparent pictures. The code of this article is based on the GD2 graphics library to support png transparency.

13 Jul 2016

Supports php to generate thumbnail images for png transparent images for sharing. Share the PHP thumbnail generation class that supports png transparent images. Note: This function relies on the GD2 graphics library. I recently wanted to use PHP to generate thumbnails. I searched online and found this article: PHP Generates Pictures.

17 Aug 2023

PHP image processing case: How to implement the verification code function of images. With the rapid development of the Internet, verification codes have become one of the important means to protect website security. Verification code is a verification method that uses image recognition technology to determine whether the user is a real user. This article will introduce how to use PHP to implement the verification code function of images, and come with code examples. Introduction A verification code is a picture containing random characters. The user needs to enter the characters in the picture to pass the verification. The main process of implementing verification code includes generating random characters and drawing characters into pictures.