


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






def 		lowercase							(     _snake_case						:      int     ,   _snake_case						:      int     ,   _snake_case						:      int     ,   _snake_case						:      int     ,   _snake_case						:      int     ,   _snake_case						:      int     )     ->np.ndarray:
	"""simple docstring"""





	if (ksize % 2) == 0:
		__snake_case	:						Tuple						=				ksize + 1
	__snake_case	:						Union[str, Any]						=				np.zeros((ksize, ksize)     ,   dtype=np.floataa     )

	# each value
	for y in range(_snake_case     ):
		for x in range(_snake_case     ):
			# distance from center
			__snake_case	:						Tuple						=				x - ksize // 2
			__snake_case	:						Union[str, Any]						=				y - ksize // 2

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

			# get kernel x
			__snake_case	:						Optional[Any]						=				cos_theta * px + sin_theta * py

			# get kernel y
			__snake_case	:						Dict						=				-sin_theta * px + cos_theta * py

			# fill kernel
			__snake_case	:						int						=				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
			SCREAMING_SNAKE_CASE :    str									=				imread("""../image_data/lena.jpg""")
			# turn image in gray scale value
			SCREAMING_SNAKE_CASE :    List[Any]									=				cvtColor(img, COLOR_BGR2GRAY)

			# Apply multiple Kernel to detect edges
			SCREAMING_SNAKE_CASE :    Optional[Any]									=				np.zeros(gray.shape[:2])
			for theta in [0, 30, 60, 90, 120, 150]:
						SCREAMING_SNAKE_CASE :    Union[str, Any]									=				gabor_filter_kernel(10, 8, theta, 10, 0, 0)
						out += filteraD(gray, CV_8UC3, kernel_aa)
			SCREAMING_SNAKE_CASE :    Any									=				out / out.max() * 255
			SCREAMING_SNAKE_CASE :    List[Any]									=				out.astype(np.uinta)

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

			waitKey(0)









"""simple docstring"""
from math import factorial, radians






def 		lowercase							(     _snake_case						:      float     ,   _snake_case						:      int = 18     ,   _snake_case						:      int = 10     )     ->float:
	"""simple docstring"""





	__snake_case	:						Any						=				angle_in_degrees - ((angle_in_degrees // 360.0) * 360.0)

	# Converting from degrees to radians
	__snake_case	:						int						=				radians(_snake_case     )

	__snake_case	:						str						=				angle_in_radians
	__snake_case	:						Optional[int]						=				3
	__snake_case	:						List[Any]						=				-1

	for _ in range(_snake_case     ):
		result += (b * (angle_in_radians**a)) / factorial(_snake_case     )

		__snake_case	:						int						=				-b  # One positive term and the next will be negative and so on...
		a += 2  # Increased by 2 for every term.

	return round(_snake_case     ,   _snake_case     )


if __name__ == "__main__":
			__import__("""doctest""").testmod()





