U
    EvfG                     @  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 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 c                 C  s   | d d t jkS )N   )olefileMAGIC)prefix r   6/tmp/pip-unpacked-wheel-ciywl2yd/PIL/FpxImagePlugin.py_accept,   s    r   c                      sT   e Zd ZdZdZdd ZdddZdd	d
Zdd Z fddZ	 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$56616700-C154-11CE-8553-00AA00A1F95Bznot an FPX file; bad root CLSIDr   )	r   Z	OleFileIOfpoleOSErrorSyntaxErrorrootZclsid_open_index)selfemsgr   r   r   _open8   s    zFpxImageFile._openr   c           	        s  | j d|ddg}|d |d f| _t| j}d}|dkrR|d }|d7 }q8|d | _| jd	> }|d
|B   t d}|dkrd}t|t fddt	|D }t
| \| _| _i | _t	dD ]&}d|d	> B }||kr|| | j|< q| d| j d S )NData Object Store 06dzImage Contentsi  i  r   @         i     zInvalid number of bandsc                 3  s$   | ]}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   indexpropr,   r%   idZbandsr   colorsr   r&   r   r   I   s0    




zFpxImageFile._open_indexr   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   $   r"   r   r!          zsubimage mismatch   r   rawr   fillr          r	   )ZYCbCrKZCMYKr2   zunknown/invalid compression)r   
openstreamreadr#   r,   r   seekZtiler.   lenminappendr1   r2   Ztile_prefixstreamr   _fp)r   r4   ZsubimagerG   r   r'   r,   Ztilesizeoffsetlengthr   xyZxsizeZysizeZxtileZytiler%   x1y1compressionZinternal_color_conversionZjpeg_tablesr1   Zjpegmoder   r   r   r3   y   s    








	

	



zFpxImageFile._open_subimagec                 C  s0   | j s$| j| jd d dg | _ tj| S )Nr    zSubimage 0000 Data)r   r   rA   rG   r   loadr   r   r   r   rP      s    zFpxImageFile.loadc                   s   | j   t   d S N)r   closesuperrQ   	__class__r   r   rS      s    
zFpxImageFile.closec                   s   | j   t   d S rR   )r   rS   rT   __exit__)r   argsrU   r   r   rW      s    
zFpxImageFile.__exit__)r   )r   r   )__name__
__module____qualname__formatformat_descriptionr   r   r3   rP   rS   rW   __classcell__r   r   rU   r   r   4   s   
0
qr   z.fpx)
__future__r   r    r   r   _binaryr   r#   r/   r   r   Zregister_openr\   Zregister_extensionr   r   r   r   <module>   s     J