function compatible($Media)
{
$types = imageTypes();
if ($types & IMG_GIF) {
$this->require['mimeTypes'][] = 'image/gif';
}
if ($types & IMG_JPG) {
$this->require['mimeTypes'][] = 'image/jpeg';
}
if ($types & IMG_PNG) {
$this->require['mimeTypes'][] = 'image/png';
}
if ($types & IMG_WBMP) {
$this->require['mimeTypes'][] = 'image/wbmp';
}
if ($types & IMG_XPM) {
$this->require['mimeTypes'][] = 'image/xpm';
}
return parent::compatible($Media);
}
/**
* Generate images of alternate sizes.
*/
function resizeImage($cnvrt_arry)
{
global $platform, $imgs, $cnvrt_path, $reqd_image, $convert_writable, $convert_magick, $convert_GD, $convert_cmd, $cnvrt_alt, $cnvrt_mesgs, $compat_quote;
if (empty($imgs) || $convert_writable == FALSE) {
return;
}
if ($convert_GD == TRUE && !($gd_version = gdVersion())) {
return;
}
if ($cnvrt_alt['no_prof'] == TRUE) {
$strip_prof = ' +profile "*"';
} else {
$strip_prof = '';
}
if ($cnvrt_alt['mesg_on'] == TRUE) {
$str = '';
}
foreach ($imgs as $img_file) {
if ($cnvrt_alt['indiv'] == TRUE && $img_file != $reqd_image['file']) {
continue;
}
$orig_img = $reqd_image['pwd'] . '/' . $img_file;
$cnvrtd_img = $cnvrt_path . '/' . $cnvrt_arry['prefix'] . $img_file;
if (!is_file($cnvrtd_img)) {
$img_size = GetImageSize($orig_img);
$height = $img_size[1];
$width = $img_size[0];
$area = $height * $width;
$maxarea = $cnvrt_arry['maxwid'] * $cnvrt_arry['maxwid'] * 0.9;
$maxheight = $cnvrt_arry['maxwid'] * 0.75 + 1;
if ($area > $maxarea || $width > $cnvrt_arry['maxwid'] || $height > $maxheight) {
if ($width / $cnvrt_arry['maxwid'] >= $height / $maxheight) {
$dim = 'W';
}
if ($height / $maxheight >= $width / $cnvrt_arry['maxwid']) {
$dim = 'H';
}
if ($dim == 'W') {
$cnvt_percent = round(0.9375 * $cnvrt_arry['maxwid'] / $width * 100, 2);
}
if ($dim == 'H') {
$cnvt_percent = round(0.75 * $cnvrt_arry['maxwid'] / $height * 100, 2);
}
// convert it
if ($convert_magick == TRUE) {
// Image Magick image conversion
if ($platform == 'Win32' && $compat_quote == TRUE) {
$winquote = '"';
} else {
$winquote = '';
}
exec($winquote . $convert_cmd . ' -geometry ' . $cnvt_percent . '%' . ' -quality ' . $cnvrt_arry['qual'] . ' -sharpen ' . $cnvrt_arry['sharpen'] . $strip_prof . ' "' . $orig_img . '"' . ' "' . $cnvrtd_img . '"' . $winquote);
$using = $cnvrt_mesgs['using IM'];
} elseif ($convert_GD == TRUE) {
// GD image conversion
if (eregi('\\.jpg$|\\.jpeg$', $img_file) == TRUE && (imageTypes() & IMG_JPG) == TRUE) {
$src_img = imageCreateFromJpeg($orig_img);
} elseif (eregi('\\.gif$', $img_file) == TRUE && (imageTypes() & IMG_PNG) == TRUE) {
$src_img = imageCreateFromPng($orig_img);
} elseif (eregi('\\.gif$', $img_file) == TRUE && (imageTypes() & IMG_GIF) == TRUE) {
$src_img = imageCreateFromGif($orig_img);
} else {
continue;
}
$src_width = imageSx($src_img);
$src_height = imageSy($src_img);
$dest_width = $src_width * ($cnvt_percent / 100);
$dest_height = $src_height * ($cnvt_percent / 100);
if ($gd_version >= 2) {
$dst_img = imageCreateTruecolor($dest_width, $dest_height);
imageCopyResampled($dst_img, $src_img, 0, 0, 0, 0, $dest_width, $dest_height, $src_width, $src_height);
} else {
$dst_img = imageCreate($dest_width, $dest_height);
imageCopyResized($dst_img, $src_img, 0, 0, 0, 0, $dest_width, $dest_height, $src_width, $src_height);
}
imageDestroy($src_img);
if (eregi('\\.jpg$|\\.jpeg$/i', $img_file) == TRUE && (imageTypes() & IMG_JPG) == TRUE) {
imageJpeg($dst_img, $cnvrtd_img, $cnvrt_arry['qual']);
} elseif (eregi('\\.gif$', $img_file) == TRUE && (imageTypes() & IMG_PNG) == TRUE) {
imagePng($dst_img, $cnvrtd_img);
} elseif (eregi('\\.gif$/i', $img_file) == TRUE && (imageTypes() & IMG_GIF) == TRUE) {
imageGif($dst_img, $cnvrtd_img);
}
imageDestroy($dst_img);
$using = $cnvrt_mesgs['using GD'] . $gd_version;
}
if ($cnvrt_alt['mesg_on'] == TRUE && is_file($cnvrtd_img)) {
$str .= " <small>\n" . ' ' . $cnvrt_mesgs['generated'] . $cnvrt_arry['txt'] . $cnvrt_mesgs['converted'] . $cnvrt_mesgs['image_for'] . $img_file . $using . ".\n" . " </small>\n <br />\n";
}
}
}
}
if (isset($str)) {
return $str;
}
}
private function outputImage()
{
if (imageTypes() & IMG_GIF) {
header("Content-type:image/gif");
imagegif($this->image);
} elseif (imageTypes() & IMG_JPG) {
header("Content-type:image/jpeg");
imagejpeg($this->image);
} elseif (imageTypes() & IMG_PNG) {
header("Content-type:image/png");
imagepng($this->image);
} elseif (imageTypes() & IMG_WBMP) {
header("Content-type:image/vnd.wap.wbmp");
imagewbmp($this->image);
} else {
die("the GD is closed");
}
}
function getGdLibraryInfo()
{
if (!extension_loaded('gd')) {
return '';
}
/* Get GD version from phpinfo or gd_info */
if (function_exists('gd_info')) {
$gdInfo = gd_info();
$matchString = $gdInfo['GD Version'];
$matcherVersion = '/([\\d\\.]+)(\\s+or\\s+higher)?/i';
$matcherBundled = '/bundled/i';
} else {
ob_start();
phpinfo(8);
$matchString = ob_get_contents();
$matcherVersion = '/\\bgd\\s+version\\b[^\\d\\n\\r]+?([\\d\\.]+)(\\s+or\\s+higher)?/i';
$matcherBundled = '/\\bgd\\s+version\\b[^\\d\\n\\r]+?bundled/i';
ob_end_clean();
}
if (preg_match($matcherVersion, $matchString, $matches)) {
$gdVersion = $matches[1];
} else {
$gdVersion = 0;
}
if (isset($matches[2])) {
$gdVersion = sprintf('>%s', $gdVersion);
}
$isGdBundled = 0;
if (preg_match($matcherBundled, $matchString)) {
$isGdBundled = 1;
}
/* Find out supported mime types */
$mimeChecks = array(array('mimeType' => 'image/gif', 'value' => defined('IMG_GIF') ? IMG_GIF : '', 'functions' => array('imageCreateFromGif', 'imageGif')), array('mimeType' => 'image/jpeg', 'value' => defined('IMG_JPEG') ? IMG_JPEG : '', 'functions' => array('imageCreateFromJpeg', 'imageJpeg')), array('mimeType' => 'image/png', 'value' => defined('IMG_PNG') ? IMG_PNG : '', 'functions' => array('imageCreateFromPng', 'imagePng')), array('mimeType' => 'image/vnd.wap.wbmp', 'value' => defined('IMG_WBMP') ? IMG_WBMP : '', 'functions' => array('imageCreateFromWbmp', 'imageWbmp')), array('mimeType' => 'image/x-xpixmap', 'value' => defined('IMG_XPM') ? IMG_XPM : '', 'functions' => array('imageCreateFromXpm', 'imageXpm')), array('mimeType' => 'image/x-xbitmap', 'value' => defined('IMG_XBM') ? IMG_XBM : '', 'functions' => array('imageCreateFromXbm', 'imageXbm')));
$mimeTypes = array();
foreach ($mimeChecks as $check) {
$ok = true;
foreach ($check['functions'] as $fct) {
if (!function_exists($fct)) {
$ok = false;
}
}
if ($ok && !($check['value'] & imageTypes())) {
$ok = false;
}
if ($ok) {
$mimeTypes[] = $check['mimeType'];
}
}
$out = '';
$out .= '$gdEnvironments[] = array(' . "\n";
$name = sprintf('%s|%s%s|%s', phpversion(), $gdVersion, $isGdBundled ? '-bundled' : '-external', PHP_OS);
$out .= "\t" . sprintf('\'name\' => \'%s\',', $name) . "\n";
$out .= "\t" . sprintf('\'phpVersion\' => \'%s\',', phpversion()) . "\n";
$out .= "\t" . sprintf('\'gdVersion\' => \'%s\',', $gdVersion) . "\n";
$out .= "\t" . sprintf('\'gdBundled\' => %s,', $isGdBundled) . "\n";
$imageTypes = 0;
if (function_exists('imageTypes')) {
$imageTypes = imageTypes();
}
$out .= "\t" . sprintf('\'imageTypes\' => %s,', $imageTypes) . "\n";
if (function_exists('gd_info')) {
$gdInfo = gd_info();
$out .= "\t" . '\'gd_info\' => array(' . "\n";
foreach ($gdInfo as $field => $value) {
$out .= "\t\t" . sprintf('\'%s\' => \'%s\',', $field, $value) . "\n";
}
$out .= "\t" . '),' . "\n";
}
/* Check which constants are defined */
$constants = get_defined_constants();
$out .= "\t" . '\'constants\' => array(' . "\n";
foreach ($constants as $constant => $value) {
if (!preg_match('/^(IMAGE|IMG|GD|PHP)/', $constant)) {
continue;
}
if (!is_int($value)) {
$value = sprintf('\'%s\'', $value);
}
$out .= "\t\t" . sprintf('\'%s\' => %s,', $constant, $value) . "\n";
}
$out .= "\t" . '),' . "\n";
$out .= "\t" . '\'mimeTypes\' => array(' . "\n";
foreach ($mimeTypes as $mimeType) {
$out .= "\t\t" . sprintf('\'%s\',', $mimeType) . "\n";
}
$out .= "\t" . '),' . "\n";
ob_start();
phpinfo(8);
$phpinfo = ob_get_contents();
ob_end_clean();
$phpinfo = htmlspecialchars($phpinfo);
$phpinfo = preg_replace('/\'/', '\\\'', $phpinfo);
$out .= "\t" . sprintf('\'phpinfo(8)\' => \'%s\',', $phpinfo) . "\n";
/* Functions defined in this GD module */
$functions = get_extension_funcs('gd');
$out .= "\t" . '\'functions\' => array(' . "\n";
foreach ($functions as $fct) {
$out .= "\t\t" . sprintf('\'%s\' => true,', $fct) . "\n";
}
$otherFunctions = array('getimagesize', 'image_type_to_extension', 'image_type_to_mime_type', 'iptcembed', 'iptcparse');
foreach ($otherFunctions as $fct) {
if (!function_exists($fct)) {
continue;
}
$out .= "\t\t" . sprintf('\'%s\' => true,', $fct) . "\n";
}
$out .= "\t" . '),' . "\n";
$out .= ');' . "\n";
return $out;
}
