public function apply($resource)
{
@(list(, $method) = func_get_args());
switch ($method) {
case self::FILTER:
if (!function_exists('imagefilter')) {
throw new Exception("It seems your PHP version is not compiled with the bundled version of the GD library");
}
if (!imagefilter($resource, IMG_FILTER_EMBOSS)) {
throw new Exception("EMBOSS filter failed");
}
return $resource;
case self::MATRIX:
default:
return parent::apply($resource, array(-2, -1, 0, -1, 1, 1, 0, 1, 2));
}
}
public function apply($resource)
{
@(list(, $method) = func_get_args());
switch ($method) {
case self::FILTER:
if (!function_exists('imagefilter')) {
throw new Exception("It seems your PHP version is not compiled with the bundled version of the GD library, therefore you cannot use this graphic effect");
}
if (!imagefilter($resource, IMG_FILTER_MEAN_REMOVAL)) {
throw new Exception("MEAN_REMOVAL filter failed");
}
return $resource;
case self::MATRIX:
default:
return parent::apply(func_get_arg(0), array(0, -1, 0, -1, 5, -1, 0, -1, 0));
}
}
public function apply($resource)
{
return parent::apply($resource, array(0, -2, 0, -2, 20, -2, 0, -2, 0));
}
