a
    !f                     @   s   d dl Z ddlmZmZ dd ZG dd dZdd	 Zd
d Zdd Zdd Z	dd Z
dd Zdd Zi Zee  D ](\ZZedd dkrxeeedd < qxi fddZdS )    N   )Image_imagingmathc                 C   s   t | ttfS N)
isinstanceintfloat)v r
   N/var/www/html/python-backend/venv/lib/python3.9/site-packages/PIL/ImageMath.py_isconstant   s    r   c                   @   s"  e Zd ZdZdd Zdd ZdGddZd	d
 Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Zd+d, Zd-d. Zd/d0 Zd1d2 Zd3d4 Zd5d6 Zd7d8 Zd9d: Zd;d< Z d=d> Z!d?d@ Z"dAdB Z#dCdD Z$dEdF Z%dS )H_Operandz4Wraps an image operand, providing standard operatorsc                 C   s
   || _ d S r   )im)selfr   r
   r
   r   __init__   s    z_Operand.__init__c                 C   s   t |trL|jjdv r"|jdS |jjdv r4|jS d|jj }t|n8t|rr| jjdv rrtd| jj	|S td| jj	|S d S )N)1LI)r   Fzunsupported mode: )r   r   r   r   )
r   r   r   modeconvert
ValueErrorr   r   newsize)r   im1msgr
   r
   r   Z__fixup!   s    

z_Operand.__fixupNc           	   
   C   s  |  |}|d u rt|p|j|jd }|  ztt|d |j }W n: ty } z"d| d}t	||W Y d }~n
d }~0 0 t
||jj|jj nF|  |}|j|jkr|jdkr|d}|jdkr|d}|j|jkrJt|jd |jd t|jd |jd f}|j|kr0|d| }|j|krJ|d| }t|pX|j|jd }|  |  ztt|d |j }W n< ty } z"d| d}t	||W Y d }~n
d }~0 0 t||jj|jj|jj t|S )N_zbad operand type for ''r   r   r   )r   r   )_Operand__fixupr   r   r   r   loadgetattrr   AttributeError	TypeErrorunopr   idr   mincropbinopr   )	r   opr   Zim2r   outer   r   r
   r
   r   apply3   s@    
 




, z_Operand.applyc                 C   s   | j  d uS r   )r   Zgetbboxr   r
   r
   r   __bool__[   s    z_Operand.__bool__c                 C   s   |  d| S )Nabsr+   r,   r
   r
   r   __abs___   s    z_Operand.__abs__c                 C   s   | S r   r
   r,   r
   r
   r   __pos__b   s    z_Operand.__pos__c                 C   s   |  d| S )Nnegr/   r,   r
   r
   r   __neg__e   s    z_Operand.__neg__c                 C   s   |  d| |S Naddr/   r   otherr
   r
   r   __add__i   s    z_Operand.__add__c                 C   s   |  d|| S r4   r/   r6   r
   r
   r   __radd__l   s    z_Operand.__radd__c                 C   s   |  d| |S Nsubr/   r6   r
   r
   r   __sub__o   s    z_Operand.__sub__c                 C   s   |  d|| S r:   r/   r6   r
   r
   r   __rsub__r   s    z_Operand.__rsub__c                 C   s   |  d| |S Nmulr/   r6   r
   r
   r   __mul__u   s    z_Operand.__mul__c                 C   s   |  d|| S r>   r/   r6   r
   r
   r   __rmul__x   s    z_Operand.__rmul__c                 C   s   |  d| |S Ndivr/   r6   r
   r
   r   __truediv__{   s    z_Operand.__truediv__c                 C   s   |  d|| S rB   r/   r6   r
   r
   r   __rtruediv__~   s    z_Operand.__rtruediv__c                 C   s   |  d| |S Nmodr/   r6   r
   r
   r   __mod__   s    z_Operand.__mod__c                 C   s   |  d|| S rF   r/   r6   r
   r
   r   __rmod__   s    z_Operand.__rmod__c                 C   s   |  d| |S Npowr/   r6   r
   r
   r   __pow__   s    z_Operand.__pow__c                 C   s   |  d|| S rJ   r/   r6   r
   r
   r   __rpow__   s    z_Operand.__rpow__c                 C   s   |  d| S )Ninvertr/   r,   r
   r
   r   
__invert__   s    z_Operand.__invert__c                 C   s   |  d| |S Nandr/   r6   r
   r
   r   __and__   s    z_Operand.__and__c                 C   s   |  d|| S rP   r/   r6   r
   r
   r   __rand__   s    z_Operand.__rand__c                 C   s   |  d| |S Norr/   r6   r
   r
   r   __or__   s    z_Operand.__or__c                 C   s   |  d|| S rT   r/   r6   r
   r
   r   __ror__   s    z_Operand.__ror__c                 C   s   |  d| |S Nxorr/   r6   r
   r
   r   __xor__   s    z_Operand.__xor__c                 C   s   |  d|| S rX   r/   r6   r
   r
   r   __rxor__   s    z_Operand.__rxor__c                 C   s   |  d| |S )Nlshiftr/   r6   r
   r
   r   
__lshift__   s    z_Operand.__lshift__c                 C   s   |  d| |S )Nrshiftr/   r6   r
   r
   r   
__rshift__   s    z_Operand.__rshift__c                 C   s   |  d| |S )Neqr/   r6   r
   r
   r   __eq__   s    z_Operand.__eq__c                 C   s   |  d| |S )Nner/   r6   r
   r
   r   __ne__   s    z_Operand.__ne__c                 C   s   |  d| |S )Nltr/   r6   r
   r
   r   __lt__   s    z_Operand.__lt__c                 C   s   |  d| |S )Nler/   r6   r
   r
   r   __le__   s    z_Operand.__le__c                 C   s   |  d| |S )Ngtr/   r6   r
   r
   r   __gt__   s    z_Operand.__gt__c                 C   s   |  d| |S )Nger/   r6   r
   r
   r   __ge__   s    z_Operand.__ge__)NN)&__name__
__module____qualname____doc__r   r   r+   r-   r0   r1   r3   r8   r9   r<   r=   r@   rA   rD   rE   rH   rI   rL   rM   rO   rR   rS   rV   rW   rZ   r[   r]   r_   ra   rc   re   rg   ri   rk   r
   r
   r
   r   r      sF   
(r   c                 C   s   t | jdS )Nr   r   r   r   r,   r
   r
   r   imagemath_int   s    rq   c                 C   s   t | jdS )Nr   rp   r,   r
   r
   r   imagemath_float   s    rr   c                 C   s   | j d| |ddS )Nr`   r   r   r/   r6   r
   r
   r   imagemath_equal   s    rt   c                 C   s   | j d| |ddS )Nrb   r   rs   r/   r6   r
   r
   r   imagemath_notequal   s    ru   c                 C   s   |  d| |S )Nr%   r/   r6   r
   r
   r   imagemath_min   s    rv   c                 C   s   |  d| |S )Nmaxr/   r6   r
   r
   r   imagemath_max   s    rx   c                 C   s   t | j|S r   rp   )r   r   r
   r
   r   imagemath_convert   s    ry   
   Z
imagemath_c                    s   t    |  | t  D ]\}}t|dr(t| |< q(t| dd fdd t	| ddt
ii }z|jW S  ty   | Y S 0 dS )	a  
    Evaluates an image expression.

    :param expression: A string containing a Python-style expression.
    :param options: Values to add to the evaluation context.  You
                    can either use a dictionary, or one or more keyword
                    arguments.
    :return: The evaluated expression. This is usually an image object, but can
             also be an integer, a floating point value, or a pixel tuple,
             depending on the expression.
    r   z<string>evalc                    sX   | j D ]}t|tkr| q| jD ](}| vr*|dkr*d| d}t|q*d S )Nr.   r   z' not allowed)	co_conststypeco_namesr   )codeconstnamer   argsZcompiled_codescanr
   r   r      s    


zeval.<locals>.scanZ
__builtinsr.   N)opscopyupdatelistitemshasattrr   compilebuiltinsr{   r.   r   r!   )Z
expression_dictkwkr	   r)   r
   r   r   r{      s    



r{   )r    r   r   r   r   rq   rr   rt   ru   rv   rx   ry   r   r   globalsr   r   r	   r{   r
   r
   r
   r   <module>   s     $