Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/www/wp-content/plugins/post-smtp/Postman/Mobile/includes/phpqrcode/

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<?php
/*
 * PHP QR Code encoder
 *
 * Config file, feel free to modify
 */
     
    define('QR_CACHEABLE', true);                                                               // use cache - more disk reads but less CPU power, masks and format templates are stored there
    define('QR_CACHE_DIR', dirname(__FILE__).DIRECTORY_SEPARATOR.'cache'.DIRECTORY_SEPARATOR);  // used when QR_CACHEABLE === true
    define('QR_LOG_DIR', dirname(__FILE__).DIRECTORY_SEPARATOR);                                // default error logs dir   
    
    define('QR_FIND_BEST_MASK', true);                                                          // if true, estimates best mask (spec. default, but extremally slow; set to false to significant performance boost but (propably) worst quality code
    define('QR_FIND_FROM_RANDOM', false);                                                       // if false, checks all masks available, otherwise value tells count of masks need to be checked, mask id are got randomly
    define('QR_DEFAULT_MASK', 2);                                                               // when QR_FIND_BEST_MASK === false
                                                  
    define('QR_PNG_MAXIMUM_SIZE',  1024);                                                       // maximum allowed png image width (in pixels), tune to make sure GD and PHP can handle such big images