o
    þ%ßeo  ã                   @  sº   d dl mZ d dlZd dlZd dlZddlmZmZmZm	Z	m
Z
mZ ddlmZ ddlmZ dd„ Zd	d
„ ZG dd„ de
jƒZe eje¡ e eje¡ e ejd¡ e ejd¡ dS )é    )ÚannotationsNé   )ÚExifTagsÚImageÚ	ImageFileÚImageSequenceÚJpegImagePluginÚTiffImagePlugin)Úi16be)Úo32lec                 C  s   t  | ||¡ d S ©N)r   Ú_save)ÚimÚfpÚfilename© r   úE/var/www/html/venv/lib/python3.10/site-packages/PIL/MpoImagePlugin.pyr   &   s   r   c              
   C  sÌ  | j  dg ¡}|s$z| j}W n ty   d}Y nw |s$t| ||ƒ d S d}g }t | g|¡D ]Z}t |¡D ]R}|swdt	 
dd¡ d d |j d	< |j  d
¡}	t|	tjƒr^|	 ¡ }	|	|j d
< |	rh|dt|	ƒ 7 }t |||¡ | | ¡ ¡ q6| |d¡ | | ¡ |d  ¡ q6q/t ¡ }
d|
d< t|ƒ|
d< d}d}t|ƒD ]%\}}|dkr«d}nd}|t	 
d|||dd¡7 }|dkrÁ||8 }||7 }q ||
d< | |¡ | dtdƒ |
 d¡ ¡ | dtj¡ d S )NÚappend_imagesFé   s   ÿâz>HéX   s   MPF sR                                                                                     ÚextraÚexifé   ÚJPEGéÿÿÿÿs   0100i °  é°  ó    r   i   z<LLLHHé°  s   II* é   )ÚencoderinfoÚgetÚis_animatedÚAttributeErrorr   Ú	itertoolsÚchainr   ÚIteratorÚstructÚpackÚ
isinstancer   ÚExifÚtobytesÚlenr   ÚappendÚtellÚsaver	   ÚImageFileDirectory_v2Ú	enumerateÚseekÚwriter   ÚosÚSEEK_END)r   r   r   r   ÚanimatedÚ
mpf_offsetÚoffsetsÚ
imSequenceÚim_framer   ÚifdÚ	mpentriesÚdata_offsetÚiÚsizeÚmptyper   r   r   Ú	_save_all*   sZ   
ÿÿ
ï

r@   c                   @  sP   e Zd ZdZdZdZdd„ Zddd„Zd	d
„ Zdd„ Z	dd„ Z
eddd„ƒZdS )ÚMpoImageFileÚMPOzMPO (CIPA DC-007)Fc                 C  s$   | j  d¡ tj | ¡ |  ¡  d S )Nr   )r   r1   r   ÚJpegImageFileÚ_openÚ_after_jpeg_open©Úselfr   r   r   rD   j   s   zMpoImageFile._openNc                   s¦   ˆ j ˆ _|d ur
|nˆ  ¡ ˆ _ˆ jd ˆ _‡ fdd„ˆ jd D ƒˆ _dˆ jd< ˆ jtˆ jƒks1J ‚ˆ jd= ˆ jdkˆ _ˆ j	ˆ _
ˆ j
 ˆ jd ¡ dˆ _dˆ _dˆ _d S )Nr   c                   s   g | ]}|d  ˆ j d  ‘qS )Ú
DataOffsetÚmpoffset)Úinfo)Ú.0ÚmpentrF   r   r   Ú
<listcomp>s   s    ÿz1MpoImageFile._after_jpeg_open.<locals>.<listcomp>r   r   rI   r   )r>   Ú_initial_sizeÚ_getmpÚmpinfoÚn_framesÚ_MpoImageFile__mpoffsetsr+   rJ   r!   r   Ú_fpr1   Ú_MpoImageFile__frameÚoffsetÚreadonly)rG   Úmpheaderr   rF   r   rE   o   s   
ÿ

zMpoImageFile._after_jpeg_openc                 C  s   | j  |¡ d S r   )rS   r1   )rG   Úposr   r   r   Ú	load_seekƒ   s   zMpoImageFile.load_seekc                 C  s,  |   |¡sd S | j| _| j| | _| j | jd ¡ | j d¡}|s(d}t|ƒ‚| j| _	t
|ƒdkrut
| j d¡ƒd }t | j|¡| jd< |  ¡  | jd | d d }| d¡rt|  ¡  tjj¡}d	|v rtd
|v rt|d	 |d
 f| _	nd| jv r‚| jd= |  ¡  dd| j | j| jdffg| _|| _d S )Né   zNo data found for frameiáÿ  r   r   Ú	AttributeÚMPTypezLarge Thumbnaili   i   Újpeg)r   r   Ú )Ú_seek_checkrS   r   rR   rU   r1   ÚreadÚ
ValueErrorrN   Ú_sizeÚi16r   Ú
_safe_readrJ   Ú_reload_exifrP   Ú
startswithÚgetexifÚget_ifdr   ÚIFDr)   r>   ÚmodeÚtilerT   )rG   ÚframeÚsegmentÚmsgÚnr?   r   r   r   r   r1   †   s2   

€

zMpoImageFile.seekc                 C  s   | j S r   )rT   rF   r   r   r   r-   £   s   zMpoImageFile.tellc                 C  s   t | _|  |¡ | S )aC  
        Transform the instance of JpegImageFile into
        an instance of MpoImageFile.
        After the call, the JpegImageFile is extended
        to be an MpoImageFile.

        This is essentially useful when opening a JPEG
        file that reveals itself as an MPO, to avoid
        double call to _open.
        )rA   Ú	__class__rE   )Újpeg_instancerW   r   r   r   Úadopt¦   s   
zMpoImageFile.adoptr   )Ú__name__Ú
__module__Ú__qualname__ÚformatÚformat_descriptionÚ!_close_exclusive_fp_after_loadingrD   rE   rY   r1   r-   Ústaticmethodrr   r   r   r   r   rA   e   s    
rA   z.mpoz	image/mpo)Ú
__future__r   r#   r3   r&   r^   r   r   r   r   r   r	   Ú_binaryr
   rc   r   r   r@   rC   rA   Úregister_saverv   Úregister_save_allÚregister_extensionÚregister_mimer   r   r   r   Ú<module>   s    ;Y