B
    ­6¥d  ã               @   sF   d dl Z ddlmZmZ dd„ ZG dd„ dejƒZe ejee¡ dS )é    Né   )ÚImageÚ	ImageFilec             C   s   | d d… dkS )Né   s          © )Úsr   r   ú9/tmp/pip-unpacked-wheel-lxgm_btu/PIL/McIdasImagePlugin.pyÚ_accept   s    r	   c               @   s   e Zd ZdZdZdd„ ZdS )ÚMcIdasImageFileZMCIDASzMcIdas area filec             C   s  | j  d¡}t|ƒr t|ƒdkr,d}t|ƒ‚|| _dgtt d|¡ƒ  | _	}|d dkrdd }}n8|d dkrzd	}d
}n"|d dkrd	}d}nd}t|ƒ‚|| _
|d |d f| _|d |d  }|d |d |d  |d   }dd| j |||dffg| _d S )Né   znot an McIdas area filer   z!64ié   r   ÚLé   ÚIzI;16Bé   zI;32Bzunsupported McIdas formaté
   é	   é"   é   é   Úraw)r   r   )ÚfpÚreadr	   ÚlenÚSyntaxErrorZarea_descriptor_rawÚlistÚstructÚunpackZarea_descriptorÚmodeÚ_sizeÚsizeZtile)Úselfr   ÚmsgÚwr   ÚrawmodeÚoffsetZstrider   r   r   Ú_open$   s*    
 zMcIdasImageFile._openN)Ú__name__Ú
__module__Ú__qualname__ÚformatÚformat_descriptionr&   r   r   r   r   r
       s   r
   )r   Ú r   r   r	   r
   Zregister_openr*   r   r   r   r   Ú<module>   s   )