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    ڲg                     @  s   d dl mZ d dlZddlmZmZ ddlmZ dddd	d
dddZ	dddddZ
G dd dejZeejee
 eejd dS )    )annotationsN   )Image	ImageFile)i32le)AL)r   r   )RGBAZLA)RGBzYCC;P)r	   zYCCA;P)r
   r
   )r	   r	   ))i  )i   )i  i )i   i  i  )i  i i i )i   i  i  )i  i i i bytesbool)prefixreturnc                 C  s   | d d t jkS )N   )olefileMAGIC)r    r   6/tmp/pip-unpacked-wheel-xela2va7/PIL/FpxImagePlugin.py_accept,   s    r   c                      st   e Zd ZdZdZdd Zddddd	d
ZdddddddZdd Zdd fddZ	ddd fddZ
  ZS )FpxImageFileZFPXZFlashPixc              
   C  sl   zt | j| _W n0 tk
rB } zd}t||W 5 d }~X Y nX | jjjdkr^d}t|| d d S )Nz!not an FPX file; invalid OLE filez$56616700-C154-11CE-8553-00AA00A1F95Bznot an FPX file; bad root CLSIDr   )	r   Z	OleFileIOfpoleOSErrorSyntaxErrorrootZclsid_open_index)selfemsgr   r   r   _open8   s    zFpxImageFile._openr   intNone)indexr   c           	        s  | j d|ddg}|d |d f| _t| j}d}|dkrR|d }|d7 }q8|d | _| jd	> }|d
|B   t d}|dkrd}t|t fddt	|D }t
| \| _| _i | _t	dD ]&}d|d	> B }||kr|| | j|< q| d| j d S )NData Object Store 06dzImage Contentsi  i  r   @         i     zInvalid number of bandsc                 3  s$   | ]}t  d |d  d@ V  qdS )r   r(   iN)i32).0isr   r   	<genexpr>l   s     z+FpxImageFile._open_index.<locals>.<genexpr>   i  )r   Zgetproperties_sizemaxsizeZmaxidr)   r   tuplerangeMODES_moderawmodejpeg_open_subimage)	r   r"   propr2   r+   idZbandsr   colorsr   r,   r   r   I   s0    




zFpxImageFile._open_indexr   )r"   subimager   c              
   C  sV  d|dd|ddg}| j |}|d |d}t|dt|d	f}t|d
t|df}t|d}t|d}	|| jkrd}
t|
|d|  |t|d|	 }d }}|\}}|\}}g | _tdt	||	D ]^}t
||| }t
||| }t||d	 }|dkrB| jd||||ft||d | jff n|dkr| jd||||ft||d | j|dd
 ff n|dkr|d }|d }| j}|r|dkrd\}}nd }n|}| jd||||ft||d ||ff |r| j| | _nd}
t|
|| }||krd||  }}||kr q>q|| _| j| _d | _d S )Nr#   r$   zResolution Z04dzSubimage 0000 Header   $   r(   r   r'          zsubimage mismatch   r   rawr   fillr&         r	   )ZYCbCrKZCMYKr8   zunknown/invalid compression)r   
openstreamreadr)   r2   r   seekZtiler4   lenminappendr7   r8   Ztile_prefixstreamr   _fp)r   r"   r=   rM   r   r-   r2   Ztilesizeoffsetlengthr   xyZxsizeZysizeZxtileZytiler+   x1y1compressionZinternal_color_conversionZjpeg_tablesr7   Zjpegmoder   r   r   r9   y   s    








	

	



zFpxImageFile._open_subimagec                 C  s0   | j s$| j| jd d dg | _ tj| S )Nr&   zSubimage 0000 Data)r   r   rG   rM   r   loadr   r   r   r   rV      s    zFpxImageFile.load)r   c                   s   | j   t   d S N)r   closesuperrW   	__class__r   r   rY      s    
zFpxImageFile.closeobject)argsr   c                   s   | j   t   d S rX   )r   rY   rZ   __exit__)r   r^   r[   r   r   r_      s    
zFpxImageFile.__exit__)r   )r   r   )__name__
__module____qualname__formatformat_descriptionr   r   r9   rV   rY   r_   __classcell__r   r   r[   r   r   4   s   0qr   z.fpx)
__future__r   r    r   r   _binaryr   r)   r5   r   r   Zregister_openrc   Zregister_extensionr   r   r   r   <module>   s     J