
import cva
import numpy as np




class        SCREAMING_SNAKE_CASE__					:





	'''simple docstring'''



	def __init__(  self     :   List[Any]      ,  lowercase     :   float      ,  lowercase     :   int     ):


				'''simple docstring'''


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



	def __str__(  self     :   int     ):


				'''simple docstring'''


				return str(self.k     )





	def 			A							(  self     :   List[str]      ,  lowercase     :   str     ):


				'''simple docstring'''


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

										_snake_case          =      (wxx * wyy) - (wxy**2)
										_snake_case          =      wxx + wyy
										_snake_case          =      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__":
			_lowerCamelCase	:    List[str]          =      HarrisCorner(0.0_4, 3)
			_lowerCamelCase   ,					_lowerCamelCase	:    Optional[Any]          =      edge_detect.detect('''path_to_image''')
			cva.imwrite('''detect.png''', color_img)

import baseaa






def 	a_		(	__lowercase       :     str			)			->  bytes:
			return baseaa.aaaencode(string.encode('utf-8'			)			)






def 	a_		(	__lowercase       :     bytes			)			->  str:
			return baseaa.aaadecode(__lowercase			).decode('utf-8'			)


if __name__ == "__main__":
			import doctest

			doctest.testmod()