
    k h                         d dl mZ d dlmZmZ d dlZd dlmZ d dl	m
Z
mZ d Zd Zd Zd	 Zd
 Zd Zd Zd Zd Zd Zd Zd Zd Zd Zy)    )testing)assert_array_equalassert_allcloseN)camera)random_noiseimg_as_floatc                  `    t               } t        | d      }t        |t        | d             y )N*   )rng)r   r   r   )camtests     /home/developers/rajanand/mypropertyqr-fmb-refixing-v2/venv/lib/python3.12/site-packages/skimage/util/tests/test_random_noise.pytest_set_seedr   	   s&    
(C$Dt\#267    c                  R   t        t                     } d}t        | dd|      }| |k7  }t        ||   t	        j
                  |j                                      t        |j                               | j                  d   | j                  d   z  z  }d}t        ||z
        |k  sJ y )N333333?r
   saltr   modeamountr      {Gz?)
r   r   r   r   nponessumfloatshapeabs)r   r   	cam_noisysaltmask
proportion	tolerances         r   	test_saltr#      s    
vx
 CFSbvfEIiH Ih')@A x||~&#))A,1*EFJIv
"#y000r   c                      t         j                  j                  dd      } t        | dd      }t	        |g dg dg       y )N      r   r   )r   r   )r   r   r   )r   randomrandr   r   )imagenoisys     r   test_salt_p1r+      s3    IINN1a EVA6Euy)45r   c                      t         j                  j                  dd      } t        | ddd      }d}t	        t        j
                  |dk(        dz
        |k  sJ y)	zBEnsure images where size of a given dimension is 1 work correctly.r   i  r   皙?r
   )r   r   r   g?N)r   r'   r(   r   r   average)r)   r*   r"   s      r   test_singleton_dimr/   $   sP    IINN1d#EVCR@EIrzz%1*%+,	999r   c                  J   t        t                     } | dz  dz
  }d}t        | dd|      }| |k7  }t        ||   t	        j
                  |j                                      t        |j                               | j                  d   | j                  d   z  z  }d	}t        ||z
        |k  sJ |d
k(  j                         }t        |ddd      }t        |d
k(  j                         |z
        | j                  d   | j                  d   z  z  }t        ||z
        |k  sJ y )N       @      ?r   r
   pepperr   r   r   r   )
r   r   r   r   r   zerosr   r   r   r   )	r   data_signedr   r   
peppermaskr!   r"   
orig_zeroscam_noisy_signeds	            r   test_pepperr:   ,   s    
vx
 C)c/KFSbxGI	!J Ij)288JNN4D+EF z~~'(CIIaL399Q<,GHJIv
"#y000 #((*J#KRhtT(B.335
BC		!syy|#J v
"#y000r   c                     t        t                     } d}t        | dd|d      }t        j                  | |k7  |dk(        }t        j                  | |k7  |dk(        }t        ||   t        j                  |j                                      t        ||   t        j                  |j                                      t        |j                         |j                         z         | j                  d   | j                  d	   z  z  }d
}t        ||z
        |k  sJ d|j                         |j                         z  cxk  rdk  sJ  J y )Nr   r
   zs&p      ?)r   r   r   salt_vs_pepperr2           r   r   r   g
ףp=
?gffffff?)r   r   r   r   logical_andr   r   r   r5   r   r   r   )r   r   r   r    r7   r!   r"   s          r   test_salt_and_pepperr@   F   s$   
vx
 CF%tI ~~cY.	S0@AHy 0)s2BCJ Ih')@AIj)288JNN4D+EF x||~
(889		!syy|#J Iv
"#y000 (,,.:>>#33:d:::::r   c                  (   t        j                  d      dz   } t        | dd      }d|j                         cxk  rdk  sJ  J t        | ddd	
      }d|j	                         dz
  cxk  rdk  sJ  J d|j                         cxk  rdk  sJ  J y )N   rC         ?r
   r   )r   vargMb?g~jt?g333333?gQ?)r   meanrE   gQ?g{Gz?g;On?)r   r5   r   rE   rF   )datadata_gaussians     r   test_gaussianrI   ^   s    88J#%D 248M=$$&...... 2CUCM-$$&,3t33333=$$&......r   c                  4   d} t        j                  d      dz   }t        j                  d      dz   }d|d ddd f<   d|dd d df<   d|dd dd f<   t        |d	| |d
      }d|d dd df   j                         cxk  rdk  sJ  J d|d ddd f   j                         cxk  rdk  sJ  J d|dd d df   j                         cxk  rdk  sJ  J d|dd dd f   j                         cxk  rdk  sJ  J t        j                  |      }t        j                  t              5  t        |d	| |       d d d        |dz  }d|d<   t        j                  t              5  t        |d	| |       d d d        y # 1 sw Y   ExY w# 1 sw Y   y xY w)Ni\  rB   rD   gMbP?r-   @   r<   g?localvarF)r   r   
local_varsclipr>   gMb`?gRQ?gzG?g\(\?gRQ?g{Gz?gQ?)r   r   rM   r4   )r   r   )r   r5   r   rE   
zeros_liker   raises
ValueError)seedrG   rM   rH   bad_local_varss        r   test_localvarrT   h   s   D88J#%D*%-JJssBCxJrsCRCxJrsBCx :4JUM ssCRCx(,,.666666="bc*..08588888=crc*..08588888=bc*..08588888 ]]4(N	
	# QT
PQcNN4	
	# QT
PQ Q	Q QQ Qs   .F)FFFc                     d} t        j                  d      dz   }t         j                  j                  |       }|j	                  ddd      }t        j
                  |||z  z   dd      }t        |dddd	      }t        ||       y )
Nr
   rB   r-   g
cQ?r   r   speckleg{Gz?)r   r   rF   rE   )r   r5   r'   default_rngnormalrN   r   r   )rR   rG   r   noiseexpecteddata_speckles         r   test_speckler\      sw    D88J#%D
))


%CJJsIz2EwwtdUl*Aq1H9"3DQLHl+r   c                  *   t               } t        j                  j                  d      }t	        | dd      }t	        | ddd      }|j                  t        |       dz        dz  }t        |t        j                  |dd	             t        ||       y )
Nr
   poisson)r   r   Fr   r   rN      g      p@r>   r2   )	r   r   r'   rW   r   r^   r   r   rN   )rG   r   r   
cam_noisy2rZ   s        r   test_poissonrb      sy    8D
))


#CT	r:IdGJ{{<-34u<HIrwwxc:;J)r   c                     t               } t        |       dz  dz
  }t        | ddd      }t        |ddd      }|j                         dk(  r|j	                         dk(  sJ |j                         dk(  r|j	                         dk(  sJ t        | ddd	      }t        |ddd	      }|j                         d
kD  r|j	                         dk(  sJ |j                         dkD  r|j	                         dk(  sJ y )Nr1   r2   r^   r
   Tr_   r>         Fgffffff?g?r   r   r   maxmin)rG   r6   cam_poissoncam_poisson2s       r   test_clip_poissonrj      s    8Dt$s*S0K t)$GK)$OLOO$;??+<+CDD#%L,<,<,>$,FGG t)%HK)%PLOO$;??+<+CDD$<+;+;+=+EFF+Er   c                     t               } t        |       dz  dz
  }t        | ddd      }t        |ddd      }|j                         dk(  r|j	                         dk(  sJ |j                         dk(  r|j	                         dk(  sJ t        | ddd	      }t        |ddd	      }|j                         d
kD  r|j	                         dk  sJ |j                         dkD  r|j	                         dk  sJ y )Nr1   r2   gaussianr
   Tr_   r>   rd   FgQ?gffffffֿ/$?/$re   )rG   r6   	cam_gauss
cam_gauss2s       r   test_clip_gaussianrq      s    8Dt$s*S0K T
FIk
NJMMOs"C)?@@NN#*..*:d*BCC T
GIk
OJMMOd"5)@AANNu$:>>+;f+DEE+Dr   c                     t               } t        |       dz  dz
  }t        | ddd      }t        |ddd      }|j                         dk(  r|j	                         dk(  sJ |j                         dk(  r|j	                         dk(  sJ t        | ddd	      }t        |ddd	      }|j                         d
kD  r|j	                         dk(  sJ |j                         d
kD  r|j	                         dk  sJ y )Nr1   r2   rV   r
   Tr_   r>   rd   Frm   rn   re   )rG   r6   cam_specklecam_speckle_sigs       r   test_clip_speckleru      s    8Dt$s*S0K t)$GK";YBTROOO$;??+<+CDD!S(/B/B/D/LMM t)%HK";YBUSOOO%KOO,=,DEE!E)0C0C0E0NOO0Nr   c                      t        j                  d      } t        j                  t              5  t        | d       d d d        y # 1 sw Y   y xY w)N)rK   rK   perlin)r   r5   r   rP   KeyErrorr   )rG   s    r   test_bad_modery      s;    88HD		! %T8$% % %s   AA)skimage._sharedr   skimage._shared.testingr   r   numpyr   skimage.datar   skimage.utilr   r   r   r#   r+   r/   r:   r@   rI   rT   r\   rb   rj   rq   ru   ry    r   r   <module>r      s^    # G   3816:14;0/Q4	,	*G"F"P"%r   