Enable Gd Library

How to make PHP at the same time support GIF, PNG, JPEG In RedHat6.2 according to the manual installation of PHP installed and found only deal with GIF images can not handle JPEG images. Later, I know that PHP handles images using the GD library, which initially supported the GIF. However, since the GIF uses a copyright controversial LZW algorithm that causes legal problems, GD libraries no longer support GD-1.6 GIF instead to support better, non-copyright-controversial PNGs. And I now want to support both GIF, PNG and JPE ...

Read_exif_data (PHP4 >= 4.0.1) read_exif_data---&http://www.aliyun.com/zixun/aggregation/37954.html "> nbsp; To read EXIF header syntax from a JPEG graphics file: Array read_exif_data (string filename) Description: Read_exi ...

In PHP to generate a CAPTCHA image is quite simple, because in PHP for us to provide a graphics Gd.dll library, to enable the GD graphics library we just php.ini in the PHP-GD front; Method a $authnum = '; $ychar = "0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z&qu ...

Before this article: The dilemma of Chinese web fonts when foreign designers happily discuss how to replace fonts without pictures, when Google proudly to provide more and more web fonts, web designers using Chinese can only give a sigh. The dilemma of web fonts in the Chinese world is not only due to the large number of Chinese symbols caused by excessive font files such technical barriers; the deeper reason is that there are few good fonts available. On the one hand, although some Chinese font providers are also working to provide solutions for different platforms, word ...

&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; This article mainly introduces the MRTG configuration Cisco configuration and MRTG installation, and in the form of a list of the show, the following people and I learn specific commands and steps. Multi Router Traffic Grapher------MRTG is a tool software to monitor network link traffic load.

Code: ctrl + y Find: disable_functions found after the = added (here are prohibited in the php inside the function) Code: copy the contents to the clipboard exec, system, passthru, error_log, ini_alter, dl, openlog, syslog, readlink , symlink, link, leak, fsockopen, proc_open, popep ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host Technology Hall recently downloaded the PHP installation package: IIS erection Php+mysql Installation Configuration tutorial (complete real Version), the package applies to: Windows 2000/xp/2003 iis+php+mysql+zend OPTIMIZER+GD Library p ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall after we installed the Linux Server Web environment a key installation package Lanmp, 　　There may be a lot of doubt there is the use of the process of the problem, the following for you to sum up a few more common, if there are other questions, you can go to the Wdlinux forum to find relevant tutorials. 1. How to view a ...