Lists all NCR tag identifiers.

Values:

IGMDTAG_ID_NCR_FORMAT	NCR metadata format identifier.
IGMDTAG_ID_NCR_DATA_FORMAT	Data format.
IGMDTAG_ID_NCR_OPTIONS	Options info.
IGMDTAG_ID_NCR_ENCRYPTION	Encryption info.
IGMDTAG_ID_NCR_AUTHENTICATION	Authentication info.
IGMDTAG_ID_NCR_AUTH_MAC	Authentication Mac info.
IGMDTAG_ID_NCR_DATA_SIZE	Data size.
IGMDTAG_ID_NCR_REAL_BPP	Real bpp value.
IGMDTAG_ID_NCR_STORE_BPP	Store bpp.
IGMDTAG_ID_NCR_REAL_WIDTH	Real width.
IGMDTAG_ID_NCR_STORE_WIDTH	Store width.
IGMDTAG_ID_NCR_REAL_HEIGHT	Real height.
IGMDTAG_ID_NCR_STORE_HEIGHT	Store height.
IGMDTAG_ID_NCR_ORIENT	Orientation setting.
IGMDTAG_ID_NCR_PMI	Invert pixels flag.
IGMDTAG_ID_NCR_DATA_ENDIAN	Data endian.
IGMDTAG_ID_NCR_FILL_ORDER	Fill order.
IGMDTAG_ID_NCR_GRANULARITY	Granularity info.
IGMDTAG_ID_NCR_MIN_PIX_VALUE	Min pix value.
IGMDTAG_ID_NCR_MAX_PIX_VALUE	Max pix value.
IGMDTAG_ID_NCR_X_RES	Horizontal resolution.
IGMDTAG_ID_NCR_Y_RES	Vertical resolution.
IGMDTAG_ID_NCR_RES_UNIT	Resolution unit.
IGMDTAG_ID_NCR_ERROR	Error info.