gd library

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PHP uses the GD library to implement the method of adding text on a picture (code)

This article brings you the content is about PHP using the GD library to implement the image of the method of adding text (code), there is a certain reference value, the need for a friend can refer to, I hope you have some help. We can use the PHP

Solution for compiling the GD library required by php in centos

In centos, the GD library required for php compilation is centos5.5. When php is compiled and installed, configure: error: libpng occurs when the gd Library is extended. (a | so) notfound. I checked the solution on the Internet: through

PHP in the GD library add freetype extension

Business requirements to use the Imagefttext function, found that the GD library was initially installed without adding FreeType. This article is mainly for you to share a PHP GD library to add FreeType expansion of the method, with a good reference

Php's method of drawing a five-star red flag based on the GD Library

This article mainly introduces how to draw a five-star red flag based on the GD library of php, which involves the use of php operations on the GD library and array, and has some reference value, for more information about how to draw a five-star

Mac PHP Brew installation GD Library

1. Does the brew have no PHP-GD installation? If not, do you have to compile your Mac to install the PHP-GD library yourself? Is there any other simple way? 2. If you do not have the GD library, you cannot use the Image series function, how do you

Learn dynamic web skills PHP: detailed explanation of the GD Library installation title

For ease of installation, I wrote about the GD installation process. I hope my friends will give me more comments. thank you! Originally, GD did not support WBMP, and now expanded GD to support WBMP. Use php to support gif, jpeg, ttf, and wbmp For

Php --- PHP uses the GD library for screenshots

PHP uses the GD library to implement screenshot PHP5.2.2 and later versions. the GD library implements two screenshot functions: imagegrabscreen and imagegrabwindow, which are used to intercept the entire screen and capture the screen of a window

GD Library Use Summary---2,GD summary---2_php tutorial

GD Library Use Summary---2,GD summary---2 Then the previous article. GD Library can toss a lot of usage out, of course, with drawing related, in addition to the previous verification code, watermark, can also be scaled image, cutting, rotation and

PHP's GD library imagettftext function to solve Chinese garbled problem, _php tutorial

PHP's GD library imagettftext function to solve the problem of Chinese garbled, This paper describes the PHP imagettftext function of the GD library to solve the problem of Chinese garbled method. Share to everyone for your reference. Specific as

For some inexplicable questions about the gd library and jpgraph, please take a look.

Regarding an inexplicable problem about the gd library and jpgraph, let's take a look at php.5.3.6. php-gd supports compiling in the DSO format. I have a php program named 2.0.34compatible in the gd library and used jpgraph, one debian, one ubuntu11,

The GD library is not supported. how can this problem be solved?

The GD library is not supported. what should I do? Php5.2.5 is installed locally, and the GD Library is installed and enabled. However, the test script is displayed as follows: GD support is no... The backend verification code cannot be displayed....

Customizable PHP thumbnails (supported by the GD library)

The typical PHP thumbnail generator is based on the GD library. You can specify the path to be generated and the width and height of the target. In the PHP environment that supports the GD library, save the following code as resize. php TestingA

PHP use GD library to generate pictures after uploading related issues

PHP use GD library to generate images after downloading problems Is this, I use the GD library to generate pictures, do not save the image can be downloaded directly? Try it one morning or not ... image.php Create a true Color canvas$image =

Use the PHP GD library to draw images that do not display problems

1. Use the GD Library in PHP to draw the image, then the browser can not display, GD library installation, configuration is nothing wrong, the hint image because of its own error can not be displayed, so in front of the header () use Ob_clean (),

PHP uses GD library to merge simple images and change parts of colors

Recently saw a lot of big companies have started to do a variety of pet chain, the most special is that the pet has a variety of parts and then different combinations and produce the corresponding pet pictures, looks relatively tall, but found that

How to create image thumbnails using the GD Library in php

This article mainly introduces how php uses the GD library to create image thumbnails. it involves some skills related to using the GD library to operate images in php, for more information about how to create image thumbnails using the GD Library

Functions of the GD Library in php (1)

This article describes in detail the development of PHP watermarks and thumbnails, Pphp image processing, and gd2 configuration file modification. Php gd Library Tutorials: 1. PHP watermark and thumbnail development tutorial 2. PHP watermark and

Php gd library to generate image function summary, phpgd

Php gd library to generate image function summary, phpgd After the image is dynamically drawn using the function provided in the GD library, it needs to be output to the browser or saved. In PHP, you can directly generate GIF, JPEG, PNG, and WBMP

Methods for implementing Chinese watermarks in php gd library

When we upload images on a website, many users need to add watermarks to images. Next we will explain in detail Sample Code for implementing a Chinese watermark in the php gd library: ? Php $ Im = imagecreatetruecolor (100,100 ); // Create a

Not found in phpinfo, gd library enabled for php on windows Server

When the gd library of php is enabled on windows Server, gd is not found in ConfigureCommand In the result obtained by phpinfo () after cgi is used. It is very confusing, so I collected some information, I hope it will help you. If you are

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