If you encounter the effect of php processing images at work, you need to install ImageMagick, php extension php_imagick
ImageMagick English website: http://www.imagemagick.org/
ImageMagick api: http://www. imagemagick.org/script/api.php
ImageMagick PHP manual: http://cn.php.net/imagick
ImageMagick PHP extension: http://pecl. php.net/package/imagick
The above introduces php ImageMagick imagick image processing, including aspects of content. I hope it will be helpful to friends who are interested in PHP tutorials.