from openrv.image import cv2

BGR = 0
GRAY = 1
HSV = 2

BINARY     = cv2.THRESH_BINARY
BINARY_INV = cv2.THRESH_BINARY_INV

OTSU = cv2.THRESH_OTSU

TOZERO     = cv2.THRESH_TOZERO
TOZERO_INV = cv2.THRESH_TOZERO_INV

TRUNC = cv2.THRESH_TRUNC
TRIANGLE = cv2.THRESH_TRIANGLE