




'''simple docstring'''







import math
import sys

import cva
import numpy as np





def 		snake_case_							(_a			:							np.ndarray					,     _a			:							float  ):
    # For applying gaussian function for each element in matrix.
    UpperCAmelCase     =	math.sqrt(_a  )
    UpperCAmelCase     =	1 / (sigma * math.sqrt(2 * math.pi  ))
    return cons * np.exp(-((img / sigma) ** 2) * 0.5  )





def 		snake_case_							(_a			:							np.ndarray					,     _a			:							int					,     _a			:							int					,     _a			:							int  ):
    UpperCAmelCase     =	kernel_size // 2
    return img[x - half : x + half + 1, y - half : y + half + 1]





def 		snake_case_							(_a			:							int					,     _a			:							float  ):
    # Creates a gaussian kernel of given dimension.
    UpperCAmelCase     =	np.zeros((kernel_size, kernel_size)  )
    for i in range(0					,     _a  ):
        for j in range(0					,     _a  ):
            UpperCAmelCase     =	math.sqrt(
                abs(i - kernel_size // 2  ) ** 2 + abs(j - kernel_size // 2  ) ** 2  )
    return vec_gaussian(_a					,     _a  )





def 		snake_case_							(_a			:							np.ndarray					,     _a			:							float					,     _a			:							float					,     _a			:							int					,     ):
    UpperCAmelCase     =	np.zeros(img.shape  )
    UpperCAmelCase     =	get_gauss_kernel(_a					,     _a  )
    UpperCAmelCase ,  UpperCAmelCase     =	img.shape
    for i in range(kernel_size // 2					,     size_x - kernel_size // 2  ):
        for j in range(kernel_size // 2					,     size_y - kernel_size // 2  ):
            UpperCAmelCase     =	get_slice(_a					,     _a					,     _a					,     _a  )
            UpperCAmelCase     =	img_s - img_s[kernel_size // 2, kernel_size // 2]
            UpperCAmelCase     =	vec_gaussian(_a					,     _a  )
            UpperCAmelCase     =	np.multiply(_a					,     _a  )
            UpperCAmelCase     =	np.multiply(_a					,     _a  )
            UpperCAmelCase     =	np.sum(_a  ) / np.sum(_a  )
            UpperCAmelCase     =	val
    return imga





def 		snake_case_							(_a			:							list  ):
    UpperCAmelCase     =	args[1] if args[1:] else '''../image_data/lena.jpg'''
    UpperCAmelCase     =	float(args[2]  ) if args[2:] else 1.0
    UpperCAmelCase     =	float(args[3]  ) if args[3:] else 1.0
    if args[4:]:
        UpperCAmelCase     =	int(args[4]  )
        UpperCAmelCase     =	kernel_size + abs(kernel_size % 2 - 1  )
    else:
        UpperCAmelCase     =	5
    return filename, spatial_variance, intensity_variance, kernel_size


if __name__ == "__main__":
   A					,   A					,   A					,   A									=parse_args(sys.argv)
   A									=cva.imread(filename, 0)
   cva.imshow('input image', img)

   A									=img / 2_55
   A									=out.astype('float32')
   A									=bilateral_filter(out, spatial_variance, intensity_variance, kernel_size)
   A									=out * 2_55
   A									=np.uinta(out)
   cva.imshow('output image', out)
   cva.waitKey(0)
   cva.destroyAllWindows()










'''simple docstring'''







from typing import Any


class     _a						:
       def __init__(			self		:			int     ,       lowercase		:			Any       ):



           '''simple docstring'''

           UpperCAmelCase     =	data
           UpperCAmelCase     =	None






class     _a						:
       def __init__(			self		:			int       ):



           '''simple docstring'''

           UpperCAmelCase     =	None
       def 					A   (			self		:			int       ):



           '''simple docstring'''

           UpperCAmelCase     =	self.head
           while temp is not None:
               print(temp.data     ,       end=''' '''       )
               UpperCAmelCase     =	temp.next
           print()
       def 					A   (			self		:			List[str]     ,       lowercase		:			Any       ):



           '''simple docstring'''

           UpperCAmelCase     =	Node(lowercase       )
           UpperCAmelCase     =	self.head
           UpperCAmelCase     =	new_node







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



           '''simple docstring'''

           if node_data_a == node_data_a:
               return
           else:
               UpperCAmelCase     =	self.head
               while node_a is not None and node_a.data != node_data_a:
                   UpperCAmelCase     =	node_a.next

               UpperCAmelCase     =	self.head
               while node_a is not None and node_a.data != node_data_a:
                   UpperCAmelCase     =	node_a.next

               if node_a is None or node_a is None:
                   return

               UpperCAmelCase ,  UpperCAmelCase     =	node_a.data, node_a.data


if __name__ == "__main__":
   A									=LinkedList()
   for i in range(5, 0, -1):
      ll.push(i)

   ll.print_list()

   ll.swap_nodes(1, 4)
   print('After swapping')
   ll.print_list()




