from cva import COLOR_BGR2GRAY, cvtColor, imread, imshow, waitKey
from numpy import divide, inta, multiply, ravel, sort, zeros_like

def 	__lowerCamelCase							(				__a    : Dict      ,							__a    : List[Any]=3		)      ->       Optional[int]:
	_lowercase   =int(mask / 2		)
	# copy image size
	_lowercase   =zeros_like(lowercase_		)
	for i in range(lowercase_      ,							gray_img.shape[0] - bd		):
		for j in range(lowercase_      ,							gray_img.shape[1] - bd		):
			# get mask according with mask
			_lowercase   =ravel(gray_img[i - bd : i + bd + 1, j - bd : j + bd + 1]		)
			# calculate mask median
			_lowercase   =sort(lowercase_		)[inta(divide((multiply(lowercase_      ,							lowercase_		))      ,							2		) + 1		)]
			_lowercase   =median
	return median_img


if __name__ == "__main__":
						# read original image
						lowerCAmelCase__  	=      imread("../image_data/lena.jpg")
						# turn image in gray scale value
						lowerCAmelCase__  	=      cvtColor(img, COLOR_BGR2GRAY)

						# get values with two different mask size
						lowerCAmelCase__  	=      median_filter(gray, 3)
						lowerCAmelCase__  	=      median_filter(gray, 5)

						# show result images
						imshow("median filter with 3x3 mask", medianaxa)
						imshow("median filter with 5x5 mask", medianaxa)
						waitKey(0)










"""simple docstring"""



from __future__ import annotations

import sys




class       UpperCAmelCase_    :




    def __init__(       self		:			Union[str, Any]      ,					snake_case_		:			str      ,					snake_case_		:			int ) ->				int:




     '''simple docstring'''

     A__			=							letter
     A__			=							freq
     A__			=							{}




    def __repr__(       self		:			Union[str, Any] ) ->				str:




     '''simple docstring'''

     return F"""{self.letter}:{self.freq}"""






class       UpperCAmelCase_    :




    def __init__(       self		:			Dict      ,					snake_case_		:			int      ,					snake_case_		:			Letter | TreeNode      ,					snake_case_		:			Letter | TreeNode ) ->				Optional[Any]:




     '''simple docstring'''

     A__			=							freq
     A__			=							left
     A__			=							right







def     _SCREAMING_SNAKE_CASE  (				lowercase_		)		->						list[Letter]:
 A__			=							{}
 with open(lowercase_		) as f:
  while True:
   A__			=							f.read(1		)
   if not c:
    break
   A__			=							chars[c] + 1 if c in chars else 1
 return sorted((Letter(lowercase_     ,					lowercase_		) for c, f in chars.items())     ,					key=lambda lowercase_		: x.freq		)







def     _SCREAMING_SNAKE_CASE  (				lowercase_		)		->						Letter | TreeNode:
 A__			=							letters  # type: ignore
 while len(lowercase_		) > 1:
  A__			=							response.pop(0		)
  A__			=							response.pop(0		)
  A__			=							left.freq + right.freq
  A__			=							TreeNode(lowercase_     ,					lowercase_     ,					lowercase_		)
  response.append(lowercase_		)
  response.sort(key=lambda lowercase_		: x.freq		)
 return response[0]







def     _SCREAMING_SNAKE_CASE  (				lowercase_     ,					lowercase_		)		->						list[Letter]:
 if isinstance(lowercase_     ,					lowercase_		):
  A__			=							bitstring
  return [root]
 A__			=							root  # type: ignore
 A__			=							[]
 letters += traverse_tree(treenode.left     ,					bitstring + "0"		)
 letters += traverse_tree(treenode.right     ,					bitstring + "1"		)
 return letters







def     _SCREAMING_SNAKE_CASE  (				lowercase_		)		->						None:
 A__			=							parse_file(lowercase_		)
 A__			=							build_tree(lowercase_		)
 A__			=							{
     k: v for letter in traverse_tree(lowercase_     ,					""		) for k, v in letter.bitstring.items()
 }
 print(f"""Huffman Coding  of {file_path}: """		)
 with open(lowercase_		) as f:
  while True:
   A__			=							f.read(1		)
   if not c:
    break
   print(letters[c]     ,					end=" "		)
 print()


if __name__ == "__main__":
      # pass the file path to the huffman function
      huffman(sys.argv[1])





