



import cva
import numpy as np






class      UpperCamelCase    :



	def __init__(       self			,	UpperCAmelCase__			,	UpperCAmelCase__		):

							if k in (0.04, 0.06):
													A__							=       k
													A__							=       window_size
							else:
													raise ValueError("invalid k value"		)



	def __str__(       self		):
							return str(self.k		)



	def 			__A							(       self			,	UpperCAmelCase__		):
							A__							=       cva.imread(UpperCAmelCase__			,	0		)
							A__						,       A__							=       img.shape
							A__							=       []
							A__							=       img.copy()
							A__							=       cva.cvtColor(UpperCAmelCase__			,	cva.COLOR_GRAY2RGB		)
							A__						,       A__							=       np.gradient(UpperCAmelCase__		)
							A__							=       dx**2
							A__							=       dy**2
							A__							=       dx * dy
							A__							=       0.04
							A__							=       self.window_size // 2
							for y in range(UpperCAmelCase__			,	h - offset		):
													for x in range(UpperCAmelCase__			,	w - offset		):
																			A__							=       ixx[
																			    y - offset : y + offset + 1, x - offset : x + offset + 1
																			].sum()
																			A__							=       iyy[
																			    y - offset : y + offset + 1, x - offset : x + offset + 1
																			].sum()
																			A__							=       ixy[
																			    y - offset : y + offset + 1, x - offset : x + offset + 1
																			].sum()

																			A__							=       (wxx * wyy) - (wxy**2)
																			A__							=       wxx + wyy
																			A__							=       det - k * (trace**2)
																			# Can change the value
																			if r > 0.5:
																									corner_list.append([x, y, r]		)
																									color_img.itemset((y, x, 0)			,	0		)
																									color_img.itemset((y, x, 1)			,	0		)
																									color_img.itemset((y, x, 2)			,	255		)
							return color_img, corner_list


if __name__ == "__main__":
						UpperCAmelCase_							:      int      =  HarrisCorner(0.04, 3)
						UpperCAmelCase_   ,	UpperCAmelCase_							:      int      =  edge_detect.detect("path_to_image")
						cva.imwrite("detect.png", color_img)










from __future__ import annotations






class      UpperCamelCase    :



	def __init__(       self			,	UpperCAmelCase__=None		):
							A__							=       data
							A__							=       None



	def __repr__(       self		):
							A__							=       []
							A__							=       self
							while temp:
													string_rep.append(F"""{temp.data}"""		)
													A__							=       temp.next
							return "->".join(UpperCAmelCase__		)





def  UpperCamelCase						(       _A			:				list    )->       Dict:





						"""simple docstring"""





						if not elements_list:
												raise Exception("The Elements List is empty"    )

						A__							=       A__							=       Node(elements_list[0]    )
						for i in range(1			,							len(_A    )    ):
												A__							=       Node(elements_list[i]    )
												A__							=       current.next
						return head
def  UpperCamelCase						(       _A			:				Node    )->       None:





						"""simple docstring"""





						if head_node is not None and isinstance(_A			,							_A    ):
												print_reverse(head_node.next    )
												print(head_node.data    )
def  UpperCamelCase						(       )->       Tuple:





						"""simple docstring"""





						from doctest import testmod

						testmod()

						A__							=       make_linked_list([14, 52, 14, 12, 43]    )
						print("Linked List:"    )
						print(_A    )
						print("Elements in Reverse:"    )
						print_reverse(_A    )


if __name__ == "__main__":
						main()





