public static function createGrayscaleThumb($path, $type = 'grayscale')
{
$myImage = new JImage();
$myImage->loadFile(JPATH_CACHE . DS . $path);
if ($myImage->isLoaded()) {
// $filename = end(explode('/',$path));
$filename = JFile::getName($path);
$newfilename = 'gr_' . JFile::makeSafe($filename);
$fileExists = JFile::exists(JPATH_CACHE . '/' . $newfilename);
if (!$fileExists) {
//require_once JPATH_LIBRARIES . DS . 'joomla/image/filters/'.$type.'.php';
$libfile = JPATH_LIBRARIES . DS . 'joomla/image/filter' . (JVERSION <= 3 ? 's' : '') . '/' . $type . '.php';
if (JFile::exists($libfile)) {
require_once $libfile;
$filteredImage = $myImage->filter($type);
$filteredImage->toFile(JPATH_CACHE . '/' . $newfilename);
}
}
return $newfilename;
} else {
return "My file is not loaded";
}
}
/**
* Test the JImage::filter method without a loaded image.
*
* @return void
*
* @expectedException LogicException
* @since 11.3
*/
public function testFilterWithoutLoadedImage()
{
// Create a new JImage object without loading an image.
$image = new JImage();
$image->filter('negate');
}