





"""simple docstring"""




import cva
import numpy as np


class  __UpperCamelCase       :






							def __init__(     self   ,      lowerCAmelCase__   ,      lowerCAmelCase__   )			->				Tuple:

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






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






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

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









"""simple docstring"""




from ..utils import DummyObject, requires_backends


class  __UpperCamelCase       (		metaclass=a__		):
							lowerCamelCase     :      Optional[Any]         =["""transformers""", """torch""", """note_seq"""]






							def __init__(     self   ,      *lowerCAmelCase__   ,      **lowerCAmelCase__   )			->				Union[str, Any]:
								requires_backends(self   ,      ["transformers", "torch", "note_seq"]   )






							@classmethod
							def 					__a     (     cls   ,      *lowerCAmelCase__   ,      **lowerCAmelCase__   )			->				Any:
								requires_backends(cls   ,      ["transformers", "torch", "note_seq"]   )






							@classmethod
							def 					__a     (     cls   ,      *lowerCAmelCase__   ,      **lowerCAmelCase__   )			->				int:
								requires_backends(cls   ,      ["transformers", "torch", "note_seq"]   )


