





import numpy as np
from cva import COLOR_BGR2GRAY, CV_8UC3, cvtColor, filteraD, imread, imshow, waitKey






def lowerCamelCase__    (							snake_case_	:  int       ,      snake_case_	:  int       ,      snake_case_	:  int       ,      snake_case_	:  int       ,      snake_case_	:  int       ,      snake_case_	:  int       )      ->				np.ndarray:

   # prepare kernel
   # the kernel size have to be odd
   if (ksize % 2) == 0:
      __snake_case							       =   ksize + 1
   __snake_case							       =   np.zeros((ksize, ksize)       ,      dtype=np.floataa       )

   # each value
   for y in range(snake_case_       ):
      for x in range(snake_case_       ):
         # distance from center
         __snake_case							       =   x - ksize // 2
         __snake_case							       =   y - ksize // 2

         # degree to radiant
         __snake_case							       =   theta / 180 * np.pi
         __snake_case							       =   np.cos(_theta       )
         __snake_case							       =   np.sin(_theta       )

         # get kernel x
         __snake_case							       =   cos_theta * px + sin_theta * py

         # get kernel y
         __snake_case							       =   -sin_theta * px + cos_theta * py

         # fill kernel
         __snake_case							       =   np.exp(
             -(_x**2 + gamma**2 * _y**2) / (2 * sigma**2)       ) * np.cos(2 * np.pi * _x / lambd + psi       )

   return gabor


if __name__ == "__main__":
    import doctest

    doctest.testmod()
    # read original image
    snake_case_				=			imread('../image_data/lena.jpg')
    # turn image in gray scale value
    snake_case_				=			cvtColor(img, COLOR_BGR2GRAY)

    # Apply multiple Kernel to detect edges
    snake_case_				=			np.zeros(gray.shape[:2])
    for theta in [0, 30, 60, 90, 120, 150]:
        snake_case_				=			gabor_filter_kernel(10, 8, theta, 10, 0, 0)
        out += filteraD(gray, CV_8UC3, kernel_aa)
    snake_case_				=			out / out.max() * 255
    snake_case_				=			out.astype(np.uinta)

    imshow('Original', gray)
    imshow('Gabor filter with 20x20 mask and 6 directions', out)

    waitKey(0)








from __future__ import annotations






def lowerCamelCase__    (							snake_case_	:  list[int]       )      ->				list[int]:  # This function is recursive
   __snake_case							       =   len(snake_case_       )
   # If the array contains only one element, we return it (it's the stop condition of
   # recursion)
   if array_length <= 1:
      return array
      # Else
   __snake_case							       =   array[0]
   __snake_case							       =   False
   __snake_case							       =   1
   __snake_case							       =   []
   while not is_found and i < array_length:
      if array[i] < pivot:
         __snake_case							       =   True
         __snake_case							       =   [element for element in array[i:] if element >= array[i]]
         __snake_case							       =   longest_subsequence(snake_case_       )
         if len(snake_case_       ) > len(snake_case_       ):
            __snake_case							       =   temp_array
      else:
         i += 1

   __snake_case							       =   [element for element in array[1:] if element >= pivot]
   __snake_case							       =   [pivot, *longest_subsequence(snake_case_       )]
   if len(snake_case_       ) > len(snake_case_       ):
      return temp_array
   else:
      return longest_subseq


if __name__ == "__main__":
    import doctest

    doctest.testmod()

