



import cva
import numpy as np



class   UpperCAmelCase_    :







							def __init__(   self,			__a,			__a):

														'''simple docstring'''

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







							def __str__(   self):

														'''simple docstring'''

														return str(self.k)







							def    snake_case__      (   self,			__a):

														'''simple docstring'''

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

																												_lowerCAmelCase     :							int    =    (wxx * wyy) - (wxy**2)
																												_lowerCAmelCase     :							str    =    wxx + wyy
																												_lowerCAmelCase     :							Union[str, Any]    =    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__":
						_snake_case		=  HarrisCorner(0.04, 3)
						_snake_case,						_snake_case		=  edge_detect.detect("path_to_image")
						cva.imwrite("detect.png", color_img)




'''simple docstring'''






def 				UpperCamelCase_			(    A__					:   str							,    A__					:   list[str]					):
  '''simple docstring'''





  lowerCAmelCase_			:      Dict			=   """"""
  for word_or_phrase in separated:
    if not isinstance(A__							,    A__					):
      raise Exception("""join() accepts only strings to be joined"""					)
    joined += word_or_phrase + separator
  return joined.strip(A__					)


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

  testmod()



