
'''simple docstring'''



import cva
import numpy as np




class     UpperCAmelCase_	:






						'''simple docstring'''






						def __init__(   self       ,  _lowercase       ,  _lowercase ):

												"""simple docstring"""



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




						def __str__(   self ):

												"""simple docstring"""



												return str(self.k )




						def    _lowercase      (   self       ,  _lowercase ):

												"""simple docstring"""



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

																								_lowerCAmelCase    		=					(wxx * wyy) - (wxy**2)
																								_lowerCAmelCase    		=					wxx + wyy
																								_lowerCAmelCase    		=					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__":
						_lowercase          =						HarrisCorner(0.04, 3)
						_lowercase       ,		_lowercase          =						edge_detect.detect("""path_to_image""")
						cva.imwrite("""detect.png""", color_img)

"""simple docstring"""




from __future__ import annotations

from typing import Any

class    a_   :




					def __init__(						self    :  Union[str, Any]	,    snake_case__    :  int = 6  ):
							lowerCAmelCase__   = None
							lowerCAmelCase__   = None
							self.create_linked_list(snake_case__  )




					def     _SCREAMING_SNAKE_CASE    (						self    :  Tuple	,    snake_case__    :  int  ):
							lowerCAmelCase__   = Node()
							lowerCAmelCase__   = current_node
							lowerCAmelCase__   = current_node
							lowerCAmelCase__   = current_node
							for _ in range(1	,    snake_case__  ):
									lowerCAmelCase__   = Node()
									lowerCAmelCase__   = current_node
									lowerCAmelCase__   = previous_node
									lowerCAmelCase__   = current_node
							lowerCAmelCase__   = self.front
							lowerCAmelCase__   = previous_node




					def     _SCREAMING_SNAKE_CASE    (						self    :  Any  ):
							return (
							    self.front == self.rear
							    and self.front is not None
							    and self.front.data is None
							)




					def     _SCREAMING_SNAKE_CASE    (						self    :  Any  ):
							self.check_can_perform_operation()
							return self.front.data if self.front else None




					def     _SCREAMING_SNAKE_CASE    (						self    :  Dict	,    snake_case__    :  Any  ):
							if self.rear is None:
									return

							self.check_is_full()
							if not self.is_empty():
									lowerCAmelCase__   = self.rear.next
							if self.rear:
									lowerCAmelCase__   = data




					def     _SCREAMING_SNAKE_CASE    (						self    :  Any  ):
							self.check_can_perform_operation()
							if self.rear is None or self.front is None:
									return None
							if self.front == self.rear:
									lowerCAmelCase__   = self.front.data
									lowerCAmelCase__   = None
									return data

							lowerCAmelCase__   = self.front
							lowerCAmelCase__   = old_front.next
							lowerCAmelCase__   = old_front.data
							lowerCAmelCase__   = None
							return data




					def     _SCREAMING_SNAKE_CASE    (						self    :  Union[str, Any]  ):
							if self.is_empty():
									raise Exception("""Empty Queue"""  )




					def     _SCREAMING_SNAKE_CASE    (						self    :  Optional[Any]  ):
							if self.rear and self.rear.next == self.front:
									raise Exception("""Full Queue"""  )

class    a_   :




					def __init__(						self    :  Union[str, Any]  ):
							lowerCAmelCase__   = None
							lowerCAmelCase__   = None
							lowerCAmelCase__   = None


if __name__ == "__main__":
			import doctest

			doctest.testmod()




