
    k h	                         d dl Zd dlZd dlZd Zd Zd Zd Zej                  j                  dg d      d        Zej                  j                  d	d
dg      d        Zy)    Nc                     t         j                  j                         } t         j                  j	                  | d      }t         j                  j	                  t         j
                  j                  | dd      d      }t         j                  j	                  t         j
                  j                  | dd      d      }d|cxk  rdk  sJ  J ||cxk  r|k  sJ  J y)z7Test that the blur metric increases with more blurring.channel_axis   )sigmar      r   N)skidata	astronautmeasureblur_effectfiltersgaussianimageB0B1B2s       /home/developers/rajanand/mypropertyqr-fmb-refixing-v2/venv/lib/python3.12/site-packages/skimage/measure/tests/test_blur_effect.pytest_blur_effectr      s    HH E		 	 R	 	8B		 	 U!"=B 
! 
B 
	 	 U!"=B 
! 
B ;Q;;;<R<<<    c                  J   t         j                  j                         } t         j                  j	                  | dd      }t         j                  j	                  | d      }t         j                  j	                  | dd      }d|cxk  rdk  sJ  J ||cxkD  r|kD  sJ  J y)	z\Test that the blur metric decreases with increasing size of the
    re-blurring filter.
       r   )h_sizer   r      r   r   N)r
   r   r   r   r   r   s       r   test_blur_effect_h_sizer      s     HH E		 	 qr	 	BB		 	 R	 	8B		 	 r	 	CB;Q;;;<R<<<r   c                  (   t         j                  j                         } t         j                  j	                  | d      }t         j                  j	                  t         j
                  j                  |             }t         j                  j	                  | dd      }t         j                  j	                  t         j
                  j                  |       d      }d|cxk  rdk  sJ  J ||k(  sJ t        j                  j                  ||       y)zWTest that passing an RGB image is equivalent to passing its grayscale
    version.
    r   r   N)r   reduce_func)r   r   r   )
r
   r   r   r   r   colorrgb2graynptestingassert_array_equal)r   r   r   B0_arrB1_arrs        r   test_blur_effect_channel_axisr'   !   s     HH E		 	 R	 	8B		 	 !3!3E!:	;B[[$$U$NF[[$$SYY%7%7%>D$QF;Q;;;8O8JJ!!&&1r   c                     t         j                  j                         dddddddf   } t         j                  j	                  |       }t         j                  j	                  t         j
                  j                  | d            }t         j                  j	                  t         j
                  j                  | d            }d|cxk  rdk  sJ  J ||cxk  r|k  sJ  J y)z.Test that the blur metric works on a 3D image.Nr   )r   r	   r   )r
   r   cells3dr   r   r   r   )image_3dr   r   r   s       r   test_blur_effect_3dr+   /   s    xx!!Q1*-H		 	 	*B		 	 !5!5ha!5!H	IB		 	 !5!5ha!5!H	IB;Q;;;<R<<<r   factor)r   r   g      @c                     t        j                  d      | z  }t        j                  j	                  |d      }|dk(  sJ y)z=Test that the blur metric is 1 for completely uniform images.)
   r.   r   r   r   r   N)r"   onesr
   r   r   )r,   r   Bs      r   test_blur_effect_uniform_inputr1   9   s;     GGK 6)EB7A6M6r   shape)r.      )r	         c                     t        j                  dd| d         }t        j                  ||       }t        j                  j                  |      }|dk(  sJ y)zKTest that the blur metric is 1 for an image that is uniform along one axis.r   r   r   N)r"   linspacebroadcast_tor
   r   r   )r2   rowr   r0   s       r   $test_blur_single_axis_constant_imager:   A   sI     ++aE"I
&COOC'E&A6M6r   )numpyr"   pytestskimager
   r   r   r'   r+   markparametrizer1   r:    r   r   <module>rA      sq      	2 ;/ 0 8Y"78 9r   