



"""simple docstring"""

import numpy as np
from cva import COLOR_BGR2GRAY, CV_8UC3, cvtColor, filteraD, imread, imshow, waitKey




def __lowercase    (							_a	,    _a	,    _a	,    _a	,    _a	,    _a					):

				# prepare kernel
				# the kernel size have to be odd
				if (ksize % 2) == 0:
								snake_case_				:  List[str]       =			ksize + 1
				snake_case_				:  Optional[int]       =			np.zeros((ksize, ksize)	,    dtype=np.floataa					)

				# each value
				for y in range(_a					):
								for x in range(_a					):
												# distance from center
												snake_case_				:  Any       =			x - ksize // 2
												snake_case_				:  List[Any]       =			y - ksize // 2

												# degree to radiant
												snake_case_				:  List[Any]       =			theta / 180 * np.pi
												snake_case_				:  Dict       =			np.cos(_theta					)
												snake_case_				:  Optional[int]       =			np.sin(_theta					)

												# get kernel x
												snake_case_				:  Tuple       =			cos_theta * px + sin_theta * py

												# get kernel y
												snake_case_				:  Union[str, Any]       =			-sin_theta * px + cos_theta * py

												# fill kernel
												snake_case_				:  Any       =			np.exp(
												    -(_x**2 + gamma**2 * _y**2) / (2 * sigma**2)					) * np.cos(2 * np.pi * _x / lambd + psi					)

				return gabor


if __name__ == "__main__":
					import doctest

					doctest.testmod()
					# read original image
					lowercase__					:						List[Any]												=			imread('''../image_data/lena.jpg''')
					# turn image in gray scale value
					lowercase__					:						int												=			cvtColor(img, COLOR_BGR2GRAY)

					# Apply multiple Kernel to detect edges
					lowercase__					:						Optional[Any]												=			np.zeros(gray.shape[:2])
					for theta in [0, 30, 60, 90, 1_20, 1_50]:
										lowercase__					:						Dict												=			gabor_filter_kernel(10, 8, theta, 10, 0, 0)
										out += filteraD(gray, CV_8UC3, kernel_aa)
					lowercase__					:						Any												=			out / out.max() * 2_55
					lowercase__					:						Tuple												=			out.astype(np.uinta)

					imshow('''Original''', gray)
					imshow('''Gabor filter with 20x20 mask and 6 directions''', out)

					waitKey(0)










"""simple docstring"""

def __lowercase    (							_a					):
    snake_case_				:  Optional[Any]       =			int(_a					)
    if decimal in (0, 1):  # Exit cases for the recursion
        return str(_a					)
    snake_case_,			snake_case_				:  Optional[int]       =			divmod(_a	,    2					)
    return binary_recursive(_a					) + str(_a					)




def __lowercase    (							_a					):
    snake_case_				:  Dict       =			str(_a					).strip()
    if not number:
        raise ValueError('''No input value was provided'''					)
    snake_case_				:  List[str]       =			'''-''' if number.startswith('''-'''					) else ''''''
    snake_case_				:  Optional[Any]       =			number.lstrip('''-'''					)
    if not number.isnumeric():
        raise ValueError('''Input value is not an integer'''					)
    return f"{negative}0b{binary_recursive(int(_a					)					)}"


if __name__ == "__main__":
     from doctest import testmod

     testmod()





