string.
	 * @public
	 * @since 1.0.000 (2011-05-23)
	 */
	public function decodeFilterJBIG2Decode($data) {
		return $data;
	}

	/**
	 * DCTDecode (NOT IMPLEMETED)
	 * Decompresses data encoded using a DCT (discrete cosine transform) technique based on the JPEG standard, reproducing image sample data that approximates the original data.
	 * @param $data (string) Data to decode.
	 * @return Decoded data string.
	 * @public
	 * @since 1.0.000 (2011-05-23)
	 */
	public function decodeFilterDCTDecode($data) {
		return $data;
	}

	/**
	 * JPXDecode (NOT IMPLEMETED)
	 * Decompresses data encoded using the wavelet-based JPEG2000 standard, reproducing the original image data.
	 * @param $data (string) Data to decode.
	 * @return Decoded data string.
	 * @public
	 * @since 1.0.000 (2011-05-23)
	 */
	public function decodeFilterJPXDecode($data) {
		return $data;
	}

	/**
	 * Crypt (NOT IMPLEMETED)
	 * Decrypts data encrypted by a security handler, reproducing the data as it was before encryption.
	 * @param $data (string) Data to decode.
	 * @return Decoded data string.
	 * @public
	 * @since 1.0.000 (2011-05-23)
	 */
	public function decodeFilterCrypt($data) {
		return $data;
	}

	// --- END FILTERS SECTION -------------------------------------------------

	/**
	 * This method is automatically called in case of fatal error; it simply outputs the message and halts the execution.