a
    Df/                     @  s(  d dl mZ d dlZd dlmZ ddlmZmZ ddlm	Z
 ddlmZ ddlmZ d	Zd
ddd
ddddddddZdddddZG dd dejZG dd dejZG dd dejZdddd d!d"d#Zeejee eeje ed$e ed%e eejg d& eejd' dS )(    )annotationsN)IO   )Image	ImageFile)i16be)o8)o32les    	
1LRGBZCMYKFPRGBA)   P1   P2   P3   P4   P5   P6s   P0CMYK   Pfs   PyPs   PyRGBAs   PyCMYKbytesbool)prefixreturnc                 C  s   | dd dko| d dv S )Nr   r      Ps	   0123456fy )r   r   r   _/nfs/NAS7/SABIOD/METHODE/ermites/ermites_venv/lib/python3.9/site-packages/PIL/PpmImagePlugin.py_accept1   s    r   c                   @  s>   e Zd ZdZdZddddZddddZd	dd
dZdS )PpmImageFileZPPMzPbmplus imager   r   c                 C  sH   | j d usJ d}tdD ](}| j d}|r6|tv r: qD||7 }q|S )N       r   )fprangereadb_whitespace)selfmagic_cr   r   r   _read_magic=   s    
zPpmImageFile._read_magicc                 C  s   | j d usJ d}t|dkrj| j d}|s2qjn.|tv rD|sjqqjn|dkr`| j ddvrqLq||7 }q|s|d}t|n"t|dkrd|  }t||S )Nr!   
   r      #s   
z Reached EOF while reading headerzToken too long in file header: )r#   lenr%   r&   
ValueErrordecode)r'   tokenr*   msgr   r   r   _read_tokenI   s,    

zPpmImageFile._read_tokenNonec           	      C  s  | j d usJ |  }zt| }W n ty@   d}t|Y n0 || _|dv rXd| _n|dv rhd| _n|dv rvd| _t|  t|  f| _	d}|d	v rd
}|dkrd}n|dkrt
|  }|dkst|sd}t|t|| jd< |dk rdnd}|ddf}nt|  }d|  k r0dk s>n d}t||dkrX|dkrXd| _|}|d
kr|dkr|dkrd}n|dkrd}|dkr|n||f}|d| j | j  |fg| _d S )Nznot a PPM file)r   r   zimage/x-portable-bitmap)r   r   zimage/x-portable-graymap)r   r   zimage/x-portable-pixmapraw)r   r   r   	ppm_plainr
   1;Ir   g        z!scale must be finite and non-zeroscaler   F;32FzF;32BFi   z1maxval must be greater than 0 and less than 65536   r   I  I;16Bppmr   r   )r#   r+   MODESKeyErrorSyntaxError_modeZcustom_mimetypeintr3   _sizefloatmathisfiniter/   absinfosizetellZtile)	r'   Zmagic_numbermoder2   Zdecoder_nameargsr8   rawmodemaxvalr   r   r   _opene   sT    


zPpmImageFile._openN)__name__
__module____qualname__formatformat_descriptionr+   r3   rR   r   r   r   r   r   9   s
   r   c                   @  sz   e Zd ZU dZded< ddddZddd	d	d
ddZdddddZddddZd	ddddZ	dddddZ
dS )PpmPlainDecoderTr   _comment_spansr   r    c                 C  s   | j d usJ | j tjS )N)fdr%   r   Z	SAFEBLOCK)r'   r   r   r   _read_block   s    zPpmPlainDecoder._read_blockr   rE   )blockstartr   c                 C  s8   | d|}| d|}|| dkr.t||S t||S )N   
   r   )findminmax)r'   r\   r]   abr   r   r   _find_comment_end   s    z!PpmPlainDecoder._find_comment_end)r\   r   c                 C  s   | j r:|r:| |}|dkr0||d d  }q:q|  }qd| _ |d}|dkrTq| ||}|dkr|d | ||d d   }q@|d | }d| _ qq@|S )Nr:   r   Fr-   T)rY   re   r[   r`   )r'   r\   Zcomment_endcomment_startr   r   r   _ignore_comments   s$    


z PpmPlainDecoder._ignore_comments	bytearrayc                 C  s   t  }| jj| jj }t||kr|  }|s0q| |}d| }|D ]"}|dvrLdt	|g }t
|qL|| d| }qt	dd}||S )z
        This is a separate method because in the plain PBM format, all data tokens are
        exactly one byte, so the inter-token whitespace is optional.
        r!   )0   1   s   Invalid token for this mode: %sNs   01s    )rh   statexsizeysizer.   r[   rg   joinsplitr   r/   	maketrans	translate)r'   datatotal_bytesr\   tokensr1   r2   invertr   r   r   _decode_bitonal   s    

zPpmPlainDecoder._decode_bitonal)rQ   r   c                 C  s  t  }d}| jdkrdnd}| jdkr*dnd}t| j}| jj| jj | | }d}t||kr|  }	|	s|r~t d}	nq| 	|	}	|r||	 }	d}|	
 }
|	r|	d	d   s|
 }t||krd
|d |d   }t||
D ]}t||krd
|d |d   }t|t|}|dk r>d| }t|||krZd| }t|t|| | }|| jdkrt|nt|7 }t||kr qVqqV|S )Nr,   r<      r   r=   r;   r!       r:   s    Token too long found in data: %sr   zChannel value is negative: z'Channel value too large for this mode: )rh   rN   r   getmodebandsrk   rl   rm   r.   r[   rg   ro   isspacepopr/   rE   roundo32r   )r'   rQ   rr   max_lenout_byte_countout_maxbandsrs   Z
half_tokenr\   rt   r2   r1   valueZmsg_strr   r   r   _decode_blocks   sP    





 zPpmPlainDecoder._decode_blockstuple[int, int]bufferr   c                 C  sZ   d| _ | jdkr|  }d}n(| jd }| |}| jdkr@dn| j}| t|| dS )NFr
   z1;8r:   r<   I;32r:   r   )rY   rN   rv   rO   r   
set_as_rawr   )r'   r   rr   rP   rQ   r   r   r   r0     s    


zPpmPlainDecoder.decodeN)r   )rS   rT   rU   	_pulls_fd__annotations__r[   re   rg   rv   r   r0   r   r   r   r   rX      s   
"3rX   c                   @  s    e Zd ZdZdddddZdS )
PpmDecoderTr   r   r   c                 C  s4  | j d usJ t }| jd }|dk r*dnd}| jdkr<dnd}| jdkrNdnd}t| j}| jj| jj | | }t	||k r
| j 
|| }	t	|	|| k rq
t|D ]V}
|dkr|	|
 nt|	|
| }t|t|| | }|| jdkrt|nt|7 }qqv| jdkrd	n| j}| t|| d
S )Nr:      r      r<   rw   r=   r;   r   r   )rZ   rh   rO   rN   r   ry   rk   rl   rm   r.   r%   r$   i16ra   r|   r}   r   r   r   )r'   r   rr   rQ   Zin_byte_countr   r   r   Zdest_lengthZpixelsrd   r   rP   r   r   r   r0   -  s(    
"zPpmDecoder.decodeN)rS   rT   rU   r   r0   r   r   r   r   r   *  s   r   zImage.Imagez	IO[bytes]strr4   )imr#   filenamer   c              
   C  s  | j dkrd\}}nf| j dkr(d\}}nR| j dkr<d\}}n>| j dv rPd\}}n*| j d	krdd
\}}nd| j  d}t|||d| j   |dkr|d n:|dkr|dkr|d q|d n|dkr|d | j d	krdnd}t| |dd| j d|d|ffg d S )Nr
   )r7   r   r   )r   r   r<   )r>   r   )r   r   )r   r   r   )r9   r   zcannot write mode z as PPMs   
%d %d
r   s   255
r   s   65535
r   s   -1.0
r:   r   r5   r@   r   )rN   OSErrorwriterL   r   _save)r   r#   r   rP   headr2   Z	row_orderr   r   r   r   K  s.    










r   r?   r6   )z.pbmz.pgmz.ppmz.pnmz.pfmzimage/x-portable-anymap)
__future__r   rH   typingr    r   r   _binaryr   r   r   r	   r}   r&   rA   r   r   Z	PyDecoderrX   r   r   Zregister_openrV   Zregister_saveZregister_decoderZregister_extensionsZregister_mimer   r   r   r   <module>   s>   h 
! 