Quote:

<?php
/**
*
* @package: Icy Phoenix
* @version $Id: generate_avatar.php - 1.0.0 - 2006/09/29
* @copyright (c) 2006 Mighty Gorgon
* @license http://opensource.org/licenses/GPL-license.php GNU Public License
*
*/

define('IN_PHPBB', true);
$phpbb_root_path = './';
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.' . $phpEx);

$fonts_path = 'images/fonts/';
$generator_template_path = $board_config['avatar_generator_template_path'] . '/';

$dest_pic = htmlspecialchars($_GET['cachefile']);
$source_pic = htmlspecialchars($_GET['avatarfile']);
$source_pic_full = $source_pic . '.gif';
$text_content = htmlspecialchars(stripslashes($_GET['text_content']));
$text_size = (isset($_GET['text_size'])) ? intval($_GET['text_size']) : '10';
$text_font = (isset($_GET['text_font'])) ? htmlspecialchars($_GET['text_font']) : 'triplex_bold.ttf';
$text_font = $fonts_path . $text_font;
$text_color = (isset($_GET['text_color'])) ? htmlspecialchars($_GET['text_color']) : '#FFFFFF';
$text_position = (isset($_GET['text_position'])) ? htmlspecialchars($_GET['text_position']) : '0';

/*
//$text_font = $fonts_path . 'trebuchet.ttf';
$text_font = $fonts_path . 'triplex_bold.ttf';
$text_size = 10;
$text_color = '#FFFFFF';
$text_position = '0';
*/


$avatars_array = array('ip.gif', 'a69_02.gif', 'agreen.gif', 'aphro_lite.gif', 'aphrodite.gif', 'blue.gif', 'darkblue.gif', 'firefox.gif', 'gray.gif', 'green.gif', 'opera.gif', 'pink.gif', 'purple.gif', 'red.gif', 'sblue.gif', 'av01.gif', 'av02.gif', 'av03.gif', 'av04.gif', 'av05.gif', 'av06.gif', 'av07.gif', 'av08.gif', 'av09.gif', 'av10.gif', 'av11.gif', 'av12.gif', 'av13.gif', 'av14.gif', 'av15.gif', 'av16.gif', 'av17.gif');

if (in_array($source_pic_full, $avatars_array))
{
    $source_pic = $generator_template_path . $source_pic_full;
}
else
{
    $num = mt_rand(1, count($avatars_array));
    $source_pic = $generator_template_path . $avatars_array[$num];
}

write_text($source_pic, $dest_pic, $text_content, $text_font, $text_size, $text_color, $text_position);
//write_text($source_pic, $dest_pic, $text_content, $text_font, $text_size, '#FFFFAA', $text_position);

/**
 * Write text on images
 *
 * Detail description
 * @param        none
 * @since        1.0
*/
function write_text($source_pic, $dest_pic, $text_content, $text_font, $text_size = '10', $text_color = '#FFFFFF', $text_position = '0')
{
    $temp_pic = imagecreatefromgif($source_pic);
    list($image_width, $image_height) = getimagesize($source_pic);

    /*
    $temp_pic_empty = imagecreatetruecolor ($image_width, $image_height);
    imagealphablending($temp_pic_empty, false);
    imagecopyresampled($temp_pic_empty, $temp_pic, 0, 0, 0, 0, $image_width, $image_height, $image_width, $image_height);
    imagesavealpha($temp_pic_empty, true);
    //imagepng($im_re, 'small_redfade.png');
    $temp_pic2 = imagecreatefrompng($source_pic);
    */

    // Calculate the centre
    for(;;)
    {
        list($left_x, , $right_x) = imagettfbbox($text_size, $text_position, $text_font, $text_content);
        $text_width = $right_x - $left_x;
        if($image_width > $text_width + 5)
        {
            break;
        }
        $text_size = $text_size - 0.5;
        if($text_size == 1)
        {
            die('Font size may not be reduced further, try to insert a shorter text');
        }
    }
    $text_padding = ($image_width - $text_width) / 2;

    $text_color = (substr($text_color, 0, 1) == '#') ? substr($text_color, 1, 6) : $text_color;
    $text_color_r = hexdec(substr($text_color, 0, 2));
    $text_color_g = hexdec(substr($text_color, 2, 2));
    $text_color_b = hexdec(substr($text_color, 4, 2));

    $text_color = imagecolorresolve($temp_pic, $text_color_r, $text_color_g, $text_color_b);
    //$text_color = imagecolorallocate($temp_pic, $text_color_r, $text_color_g, $text_color_b);
    imagettftext($temp_pic, $text_size, $text_position, $text_padding, ($image_height - ($text_size / 2)), $text_color, $text_font, $text_content);

    if($_GET['dl'])
    {
        header('Content-Disposition: attachment; filename="avatar.gif"');
    }

    /*
    header("Content-type: image/png");
    imagepng($temp_pic, $dest_pic);
    imagepng($temp_pic);
    imagedestroy($temp_pic);
    */
    header('Content-type: image/gif');
    imagegif($temp_pic, $dest_pic);
    imagegif($temp_pic);
    imagedestroy($temp_pic);

    return true;
}

?>

Quote:

GD Info

Here you can retrieve information about the currently installed GD library
GD Info:
Version:     bundled (2.0.12 compatible)
Freetype Fonts Support:     Yes
Freetype Link Type:     with freetype
T1lib Support:     No
Gif Read Support:     Yes
Gif Create Support:     No
Jpg/Jpeg Support:     Yes
Png Support:     Yes
WBMP Support:     Yes
XBM Support:     Yes
Japanese Font Support:     No