public function gd_filter_monopin()
	{

		if ($this->imageResized)
		{
			imagefilter($this->imageResized, IMG_FILTER_GRAYSCALE);
			imagefilter($this->imageResized, IMG_FILTER_BRIGHTNESS, -15);
			imagefilter($this->imageResized, IMG_FILTER_CONTRAST, -15);
			$this->imageResized = $this->gd_apply_overlay($this->imageResized, 'vignette', 100);
		}
	}