o
    _h                     @  s  d dl mZ d dlZd dlZd dlZd dlZd dlZd dlZd dlm	Z	 d dl
mZ d dlmZmZmZmZmZ ddlmZmZmZmZmZ ddlmZ dd	lmZ dd
lmZ ddlmZ ddlm Z! ddl"m#Z# ddl$m%Z% dZ&e&rzddlm'Z' e(e)Z*e+dj,Z-dZ.dddddddddddddd d!d"Z/e+d#Z0ej1Z2	 d$e2 Z3	 G d%d& d&eZ4G d'd( d(eZ5dyd,d-Z6dzd{d1d2Z7G d3d4 d4Z8G d5d6 d6e9Z:G d7d8 d8Z;G d9d: d:eZ<G d;d< d<e8Z=d|d?d@Z>G dAdB dBejZ?dCdDdEdFdGdHdIdIdIdJdKdLdMdNdOdPZ@d}dUdVZAG dWdX dXZBG dYdZ dZZCG d[d\ d\eZDd~dhdiZEddldmZFeAdfddodpZGddtduZHeIe?jJe?e> eKe?jJeG eLe?jJeF eMe?jJdvdwg eNe?jJdx dS )    )annotationsN)Callable)IntEnum)IOAny
NamedTupleNoReturncast   )Image
ImageChops	ImageFileImagePaletteImageSequence)i16be)i32be)o8)o16be)o32be)	deprecate)DeferredErrorF)_imagings   \w\w\w\ws   PNG

)1r   )LL;2)r   L;4)r   r   )I;16I;16B)RGBr   )r   zRGB;16B)PP;1)r   P;2)r   P;4)r   r   )LAr#   )RGBAzLA;16B)r$   r$   )r$   zRGBA;16B))r
   r   )   r   )   r   )   r   )   r   )r'   r%   )r(   r%   )r
      )r%   r)   )r&   r)   )r'   r)   )r'   r&   )r(   r&   )r'      )r(   r*   s   ^* *$@   c                   @  s   e Zd ZdZ	 dZ	 dZdS )Disposalr   r
   r%   N)__name__
__module____qualname__OP_NONEOP_BACKGROUNDOP_PREVIOUS r3   r3   F/var/www/html/myenv/lib/python3.10/site-packages/PIL/PngImagePlugin.pyr,   k   s    r,   c                   @  s   e Zd ZdZ	 dZdS )Blendr   r
   N)r-   r.   r/   	OP_SOURCEOP_OVERr3   r3   r3   r4   r5      s
    r5   sbytesreturnc                 C  s*   t  }|| t}|jrd}t||S )Nz=Decompressed data too large for PngImagePlugin.MAX_TEXT_CHUNK)zlibdecompressobj
decompressMAX_TEXT_CHUNKunconsumed_tail
ValueError)r8   dobj	plaintextmsgr3   r3   r4   _safe_zlib_decompress   s   rD   dataseedintc                 C  s   t | |d@ S )Nl    )r;   crc32)rE   rF   r3   r3   r4   _crc32      rI   c                   @  sr   e Zd Zd&ddZd'dd	Zd(d
dZd)ddZd*ddZd+ddZd,ddZ	d-ddZ
d-ddZd.d/d#d$Zd%S )0ChunkStreamfp	IO[bytes]r:   Nonec                 C  s   || _ g | _d S N)rL   queueselfrL   r3   r3   r4   __init__      
zChunkStream.__init__tuple[bytes, int, int]c                 C  s   d}| j dus	J | jr| j \}}}| j | n| j d}|dd }| j  }t|}t|sCtj	sCdt
| d}t||||fS )z.Fetch a new chunk. Returns header information.Nr'   r&   zbroken PNG file (chunk ))rL   rP   popseekreadtelli32is_cidr   LOAD_TRUNCATED_IMAGESreprSyntaxError)rR   cidposlengthr8   rC   r3   r3   r4   rY      s   

zChunkStream.readc                 C  s   | S rO   r3   rR   r3   r3   r4   	__enter__   s   zChunkStream.__enter__argsobjectc                 G  s   |    d S rO   )close)rR   re   r3   r3   r4   __exit__   s   zChunkStream.__exit__c                 C  s   d  | _ | _d S rO   )rP   rL   rc   r3   r3   r4   rg      rJ   zChunkStream.closer`   r9   ra   rG   rb   c                 C  s$   | j d usJ | j |||f d S rO   )rP   appendrR   r`   ra   rb   r3   r3   r4   push   s   zChunkStream.pushc                 C  s,   t d||| t| d|d ||S )z"Call the appropriate chunk handlerzSTREAM %r %s %schunk_ascii)loggerdebuggetattrdecoderj   r3   r3   r4   call   s   zChunkStream.callrE   c              
   C  s   t jr|d d? d@ r| || dS | jdusJ z"t|t|}t| jd}||kr:dt| d}t|W dS  t	j
yV } zdt| d}t||d}~ww )	zRead and verify checksumr      r
   Nr&   z(broken PNG file (bad header checksum in rV   z(broken PNG file (incomplete checksum in )r   r]   crc_skiprL   rI   r[   rY   r^   r_   structerror)rR   r`   rE   crc1crc2rC   er3   r3   r4   crc   s    
zChunkStream.crcc                 C  s   | j dusJ | j d dS )zRead checksumNr&   )rL   rY   )rR   r`   rE   r3   r3   r4   rt      s   zChunkStream.crc_skip   IENDendchunklist[bytes]c              
   C  s   g }| j d us	J 	 z	|  \}}}W n tjy' } zd}t||d }~ww ||kr/	 |S | |t| j | || q
)NTztruncated PNG file)	rL   rY   ru   rv   OSErrorrz   r   
_safe_readri   )rR   r|   cidsr`   ra   rb   ry   rC   r3   r3   r4   verify   s    

zChunkStream.verifyNrL   rM   r:   rN   )r:   rU   )r:   rK   )re   rf   r:   rN   r:   rN   )r`   r9   ra   rG   rb   rG   r:   rN   )r`   r9   ra   rG   rb   rG   r:   r9   )r`   r9   rE   r9   r:   rN   )r{   )r|   r9   r:   r}   )r-   r.   r/   rS   rY   rd   rh   rg   rk   rr   rz   rt   r   r3   r3   r3   r4   rK      s    








rK   c                   @  s4   e Zd ZU dZded< ded< e	ddd
dZdS )iTXtzq
    Subclass of string to allow iTXt chunks to look like strings while
    keeping their extra information

    zstr | bytes | NonelangtkeyNtextstr
str | Noner:   c                 C  s   t | |}||_||_|S )z
        :param cls: the class to use when creating the instance
        :param text: value for this key
        :param lang: language code
        :param tkey: UTF-8 version of the key name
        )r   __new__r   r   )clsr   r   r   rR   r3   r3   r4   r     s   ziTXt.__new__)NN)r   r   r   r   r   r   r:   r   )r-   r.   r/   __doc____annotations__staticmethodr   r3   r3   r3   r4   r      s   
 r   c                   @  sF   e Zd ZdZdddZddddZ			ddddZ	dd ddZdS )!PngInfoz<
    PNG chunk container (for use with save(pnginfo=))

    r:   rN   c                 C  s
   g | _ d S rO   chunksrc   r3   r3   r4   rS        
zPngInfo.__init__Fr`   r9   rE   
after_idatboolc                 C  s   | j |||f dS )a"  Appends an arbitrary chunk. Use with caution.

        :param cid: a byte string, 4 bytes long.
        :param data: a byte string of the encoded data
        :param after_idat: for use with private chunks. Whether the chunk
                           should be written after IDAT

        N)r   ri   )rR   r`   rE   r   r3   r3   r4   add!  s   
zPngInfo.add keystr | bytesvaluer   r   zipc                 C  s   t |ts|dd}t |ts|dd}t |ts!|dd}t |ts,|dd}|rE| d|d | d | d t|  dS | d|d | d | d |  dS )	zAppends an iTXt chunk.

        :param key: latin-1 encodable text key name
        :param value: value for this key
        :param lang: language code
        :param tkey: UTF-8 version of the key name
        :param zip: compression flag

        latin-1strictutf-8   iTXts         s      N)
isinstancer9   encoder   r;   compress)rR   r   r   r   r   r   r3   r3   r4   add_itxt-  s   



 (zPngInfo.add_itxtstr | bytes | iTXtc                 C  s   t |tr"| j|||jdur|jnd|jdur|j|dS d|dS t |tsAz|dd}W n ty@   | j|||d Y S w t |tsL|dd}|r]| d|d t	
|  dS | d|d	 |  dS )
zAppends a text chunk.

        :param key: latin-1 encodable text key name
        :param value: value for this key, text or an
           :py:class:`PIL.PngImagePlugin.iTXt` instance
        :param zip: compression flag

        N    )r   r   r      zTXt        tEXtr   )r   r   r   r   r   r9   r   UnicodeErrorr   r;   r   )rR   r   r   r   r3   r3   r4   add_textP  s,   

	
zPngInfo.add_textNr   F)r`   r9   rE   r9   r   r   r:   rN   )r   r   F)r   r   r   r   r   r   r   r   r   r   r:   rN   )r   r   r   r   r   r   r:   rN   )r-   r.   r/   r   rS   r   r   r   r3   r3   r3   r4   r     s    
$r   c                   @  &   e Zd ZU ded< ded< ded< dS )_RewindStatez dict[str | tuple[int, int], Any]infozlist[ImageFile._Tile]tilez
int | Noneseq_numNr-   r.   r/   r   r3   r3   r3   r4   r   x     
 r   c                      s   e Zd Zd5 fddZd6d	d
Zd7ddZd7ddZd8ddZd8ddZd9ddZ	d9ddZ
d8ddZd8ddZd8dd Zd8d!d"Zd8d#d$Zd8d%d&Zd8d'd(Zd8d)d*Zd8d+d,Zd8d-d.Zd8d/d0Zd8d1d2Zd8d3d4Z  ZS ):	PngStreamrL   rM   r:   rN   c                   sZ   t  | i | _i | _d| _d| _g | _d | _d | _d | _	d | _
ti g d | _d| _d S )Nr   r   r   r   )superrS   im_infoim_textim_sizeim_modeim_tile
im_paletteim_custom_mimetypeim_n_frames_seq_numr   rewind_statetext_memoryrQ   	__class__r3   r4   rS     s   
zPngStream.__init__chunklenrG   c                 C  s2   |  j |7  _ | j tkrd| j  d}t|d S )Nz%Too much memory used in text chunks: z>MAX_TEXT_MEMORY)r   MAX_TEXT_MEMORYr@   )rR   r   rC   r3   r3   r4   check_text_memory  s   
zPngStream.check_text_memoryc                 C  s   t | j | j| j| _d S rO   )r   r   copyr   r   r   rc   r3   r3   r4   save_rewind  s
   
zPngStream.save_rewindc                 C  s&   | j j | _| j j| _| j j| _d S rO   )r   r   r   r   r   r   r   r   rc   r3   r3   r4   rewind  s   
zPngStream.rewindra   rb   r9   c                 C  s   | j d usJ t| j |}|d}td|d |  ||d  }td| |dkr7d| d}t|zt||d d  }W n tyS   tj	rPd }n Y n t
jy^   d }Y nw || jd	< |S )
Nr   ziCCP profile name %rr
   zCompression method %sr   Unknown compression method z in iCCP chunkr%   icc_profile)rL   r   r   findrn   ro   r_   rD   r@   r]   r;   rv   r   )rR   ra   rb   r8   icomp_methodrC   r   r3   r3   r4   
chunk_iCCP  s*   

zPngStream.chunk_iCCPc                 C  s   | j d usJ t| j |}|dk rtjr|S d}t|t|dt|df| _zt|d |d f \| _| _	W n	 t
yA   Y nw |d rKd| jd	< |d
 rUd}t||S )N   zTruncated IHDR chunkr   r&   r'   	      r
   	interlace   zunknown filter category)rL   r   r   r]   r@   r[   r   _MODESr   
im_rawmode	Exceptionr   r_   rR   ra   rb   r8   rC   r3   r3   r4   
chunk_IHDR  s&    
zPngStream.chunk_IHDRr   c                 C  sl   d| j v rtd| j d || jg}n| jd urd| j d< tdd| j || jg}|| _|| _d}t|)Nbboxr   Tdefault_imager   zimage data found)	r   r   _Tiler   r   r   r   im_idatEOFError)rR   ra   rb   r   rC   r3   r3   r4   
chunk_IDAT  s   


zPngStream.chunk_IDATc                 C  s   d}t |)Nzend of PNG image)r   )rR   ra   rb   rC   r3   r3   r4   
chunk_IEND  s   zPngStream.chunk_IENDc                 C  s4   | j d usJ t| j |}| jdkrd|f| _|S )Nr   r   )rL   r   r   r   r   rR   ra   rb   r8   r3   r3   r4   
chunk_PLTE  s
   

zPngStream.chunk_PLTEc                 C  s   | j d usJ t| j |}| jdkr/t|r(|d}|dkr&|| jd< |S || jd< |S | jdv r=t|| jd< |S | jdkrRt|t|dt|df| jd< |S )	Nr   r   r   transparency)r   r   r   r   r%   r&   )	rL   r   r   r   _simple_palettematchr   r   i16)rR   ra   rb   r8   r   r3   r3   r4   
chunk_tRNS  s    



	


 zPngStream.chunk_tRNSc                 C  s2   | j d usJ t| j |}t|d | jd< |S )N     j@gamma)rL   r   r   r[   r   r   r3   r3   r4   
chunk_gAMA  s   zPngStream.chunk_gAMAc                 C  sT   | j d usJ t| j |}tdt|d  d|}tdd |D | jd< |S )N>r&   Ic                 s  s    | ]}|d  V  qdS )r   Nr3   ).0eltr3   r3   r4   	<genexpr>      z'PngStream.chunk_cHRM.<locals>.<genexpr>chromaticity)rL   r   r   ru   unpacklentupler   )rR   ra   rb   r8   raw_valsr3   r3   r4   
chunk_cHRM  s
   zPngStream.chunk_cHRMc                 C  sL   | j d usJ t| j |}|dk rtjr|S d}t||d | jd< |S )Nr
   zTruncated sRGB chunkr   srgb)rL   r   r   r]   r@   r   r   r3   r3   r4   
chunk_sRGB  s   zPngStream.chunk_sRGBc           	      C  s   | j d usJ t| j |}|dk rtjr|S d}t|t|dt|d}}|d }|dkr?|d |d f}|| jd< |S |dkrJ||f| jd	< |S )
Nr   zTruncated pHYs chunkr   r&   r'   r
   
F%u?dpiaspect)rL   r   r   r]   r@   r[   r   )	rR   ra   rb   r8   rC   pxpyunitr   r3   r3   r4   
chunk_pHYs&  s    
zPngStream.chunk_pHYsc                 C  s   | j d usJ t| j |}z
|dd\}}W n ty%   |}d}Y nw |rK|dd}|dd}|dkr:|n|| j|< || j|< | t	| |S )Nr   r
   r   r   r   replaces   exif)
rL   r   r   splitr@   rq   r   r   r   r   )rR   ra   rb   r8   kvk_strv_strr3   r3   r4   
chunk_tEXt8  s   
zPngStream.chunk_tEXtc           
      C  s  | j d usJ t| j |}z
|dd\}}W n ty%   |}d}Y nw |r-|d }nd}|dkr=d| d}t|z
t|dd  }W n tyW   tjrTd}n Y n tj	yb   d}Y nw |r|
dd}|
dd	}	|	 | j|< | j|< | t|	 |S )
Nr   r
   r   r   r   z in zTXt chunkr   r   r   )rL   r   r   r   r@   r_   rD   r]   r;   rv   rq   r   r   r   r   )
rR   ra   rb   r8   r  r  r   rC   r  r  r3   r3   r4   
chunk_zTXtL  s<   
zPngStream.chunk_zTXtc                 C  s  | j d usJ t| j | }}z
|dd\}}W n ty%   | Y S w t|dk r.|S |d |d |dd  }}}z|dd\}}	}
W n tyT   | Y S w |dkr|dkr~zt|
}
W n tyr   tjrq| Y S   tj	y}   | Y S w |S |dkr|
| j
d< z|dd}|d	d}|	d	d}|
d	d}W n ty   | Y S w t||| | j
|< | j|< | t| |S )
Nr   r
   r%   r   s   XML:com.adobe.xmpxmpr   r   r   )rL   r   r   r   r@   r   rD   r]   r;   rv   r   rq   r   r   r   r   )rR   ra   rb   rr8   r  cfcmr   tkr  r  lang_strtk_strr  r3   r3   r4   
chunk_iTXto  sP    
zPngStream.chunk_iTXtc                 C  s.   | j d usJ t| j |}d| | jd< |S )N   Exif  exif)rL   r   r   r   r   r3   r3   r4   
chunk_eXIf  s   zPngStream.chunk_eXIfc                 C  s   | j d usJ t| j |}|dk rtjr|S d}t|| jd ur,d | _td |S t|}|dks8|dkr?td |S || _t|d| j	d< d| _
|S )	Nr'   z"APNG contains truncated acTL chunkz4Invalid APNG, will use default PNG image if possibler   l        r&   loopz
image/apng)rL   r   r   r]   r@   r   warningswarnr[   r   r   )rR   ra   rb   r8   rC   n_framesr3   r3   r4   
chunk_acTL  s&   


zPngStream.chunk_acTLc                 C  sN  | j d usJ t| j |}|dk rtjr|S d}t|t|}| jd u r*|dks6| jd ur<| j|d kr<d}t||| _t|dt|d}}t|dt|d	}}	| j\}
}|| |
ksf|	| |krld
}t|||	|| |	| f| j	d< t
|dt
|d}}|dkrd}t|t| d | j	d< |d | j	d< |d | j	d< |S )N   z"APNG contains truncated fcTL chunkr   r
   #APNG contains frame sequence errorsr&   r'   r   r(   zAPNG contains invalid framesr         d     duration   disposal   blend)rL   r   r   r]   r@   r[   r   r_   r   r   r   float)rR   ra   rb   r8   rC   seqwidthheightr   r   im_wim_h	delay_num	delay_denr3   r3   r4   
chunk_fcTL  s6   
zPngStream.chunk_fcTLc                 C  s   | j d usJ |dk rtjrt| j |}|S d}t|t| j d}t|}| j|d kr5d}t||| _| |d |d S )Nr&   z"APNG contains truncated fDAT chunkr
   r  )	rL   r   r]   r   r@   r[   r   r_   r   )rR   ra   rb   r8   rC   r#  r3   r3   r4   
chunk_fdAT  s   zPngStream.chunk_fdATr   )r   rG   r:   rN   r   )ra   rG   rb   rG   r:   r9   )ra   rG   rb   rG   r:   r   )r-   r.   r/   rS   r   r   r   r   r   r   r   r   r   r   r   r   r   r  r  r  r  r  r*  r+  __classcell__r3   r3   r   r4   r   ~  s,    

	














#
+

r   prefixr   c                 C  s
   |  tS rO   )
startswith_MAGIC)r-  r3   r3   r4   _accept  r   r0  c                      s   e Zd ZdZdZd%ddZed&dd	Zd%d
dZd'ddZ	d(d)ddZ
d*ddZd%ddZd+ddZd%ddZd,d d!Zd- fd#d$Z  ZS ).PngImageFilePNGzPortable network graphicsr:   rN   c              	   C  s  t | jdsd}t|| j| _d| _g | _t| j| _	 | j \}}}z
| j	|||}W n0 t
y:   Y n0 tya   td||| t| j|}|dd  r_| j||f Y nw | j|| q| jj| _| jj| _| jj| _d | _| jj| _| jj| _| jjpd| _| j dd	| _!| jj"r| jj"\}}t#$||| _%|d
kr|d | _&n|| _&| jjd urd	| _'| j(  | j&| _)| j* | _+| j!r|  jd7  _| ,d | jdk| _-d S )Nr'   znot a PNG filer   T%r %s %s (unknown)r
   r%   r   F   fdATr&   ).r0  rL   rY   r_   _fp_PngImageFile__frameprivate_chunksr   pngrr   r   AttributeErrorrn   ro   r   r   islowerri   rz   r   _moder   _sizer   r   _textr   r   r   custom_mimetyper   r  getr   r   r   rawpalette_PngImageFile__prepare_idat!_close_exclusive_fp_after_loadingr   _PngImageFile__rewind_idatrZ   _PngImageFile__rewind_seekis_animated)rR   rC   r`   ra   rb   r8   rawmoderE   r3   r3   r4   _open  sZ   






zPngImageFile._opendict[str, str | iTXt]c                 C  sR   | j d u r| jr| j}| | jd  |   | jr| | | j d us&J | j S )Nr
   )r=  rG  r6  rX   r  load)rR   framer3   r3   r4   r   8  s   

zPngImageFile.textc                 C  sl   | j du rd}t|| j | jd d d  | jdusJ | j  | j  | jr1| j   d| _ dS )zVerify PNG fileNz)verify must be called directly after openr   r%   r'   )rL   RuntimeErrorrX   r   r8  r   rg   _exclusive_fp)rR   rC   r3   r3   r4   r   H  s   




zPngImageFile.verifyrL  rG   c                 C  s   |  |sd S || jk r| dd | j}t| jd |d D ]!}z| | W q ty@ } z| | d}t||d }~ww d S )Nr   Tr
   zno more images in APNG file)_seek_checkr6  rF  ranger   rX   )rR   rL  
last_framefry   rC   r3   r3   r4   rX   Z  s   



zPngImageFile.seekFr   r   c           	   	   C  s4  | j d usJ t| jtr| jj|  d }|dkrb|r<| j| j | j   | j| _	d | _
| j j| _| j j| _| j| _d | _d | _| jdd| _| jd| _| jd| _| jd}d| _n|| jd krrd| }t||   | jr| j| j| j | j | _| j| _| j	rt| j| j	 d| _	d}	 | jd
 z
| j  \}}}W n t j!t"fy   Y new |dkrd}t#||dkr|rd}t"|d	}z
| j $||| W n@ t%y   Y n9 t#y   |dkr|d
8 }|r|| _	Y n#t| j| Y n t&y   t'(d||| t| j| Y nw q|| _| j j| _| jd| _| jd| _| jd}| jsDd}t#||rJ|| _| jd u r[| jt)j*kr[t)j+| _d | _| jt)j*kr|| jrz| j | _| ,| j| j| _d S d S | jt)j+krt-j./| j0| j1| _| ,| j| j| _d S d S )Nr   r   Fr  r!  r   r
   zcannot seek to frame Tr&   r{   zNo more images in APNG file   fcTLzAPNG missing frame datar4  r3  zimage not found in APNG frame)2r8  r   r5  r   exrX   rE  r   rD  rB  _imr   r   r   r   rL   _prev_imdisposer?  r   
dispose_opblend_opr6  r@   rK  impastedispose_extentr   r   r   rY   ru   rv   r_   r   rr   UnicodeDecodeErrorr9  rn   ro   r,   r2   r1   _cropr   corefillmodesize)	rR   rL  r   r\  rC   frame_startr`   ra   rb   r3   r3   r4   rF  i  s   



!
zPngImageFile._seekc                 C  s   | j S rO   )r6  rc   r3   r3   r4   rZ     s   zPngImageFile.tellc                 C  s0   | j dr| jd | _| j| _tj|  dS )z"internal: prepare to read PNG filer   )r
   N)r   r?  decoderconfigrB  _PngImageFile__idatr   load_preparerc   r3   r3   r4   rf    s   zPngImageFile.load_prepare
read_bytesr9   c                 C  s   | j dusJ | jdkrN| jd | j  \}}}|dvr(| j ||| dS |dkrFz
| j ||| W n	 ty?   Y nw |d | _n|| _| jdks|dkrV| j}nt|| j}| j| | _| j|S )zinternal: read more image dataNr   r&   )   IDATs   DDATr4  r   r4  )r8  re  rL   rY   rk   rr   r   min)rR   rg  r`   ra   rb   r3   r3   r4   	load_read  s*   

zPngImageFile.load_readc           	      C  sf  | j dusJ | jdkr| j| j 	 | jd z
| j  \}}}W n tjtfy0   Y nw |dkr6n|dkrI| jrId| _| j 	||| noz
| j 
||| W nc ty\   Y n\ ty   |dkrj|d8 }z	t| j| W n ty } ztjrW Y d}~Y n3|d}~ww Y n) ty   td||| t| j|}|d	d
  r| j||df Y nw q| j j| _| js| j   d| _ dS | jr/| jtjkr1| | j| j }| jj!dkrd| j"v r|#d| j"d }n.| jj!dkrd| j"v r| j"d }t$|t%r|&| nt$|t'r|(| |)d}| j*|| j | | j| _dS dS dS )z%internal: finished reading image dataNr   Tr&   r{   rS  r4  r3  r
   r%   r   r   r$   r   )+r8  re  rL   rY   ru   rv   r_   rG  rB  rk   rr   r]  r   r   r   r~   r]   r9  rn   ro   r:  r7  ri   r   r=  rg   rV  rY  r5   r7   r^  rZ  r\  ra  r   convert_transparentr   r9   putpalettealphasrG   putpalettealphaconvertr[  )	rR   r`   ra   rb   ry   r8   updatedmasktr3   r3   r4   load_end  sx   

#





zPngImageFile.load_enddict[int, Any] | Nonec                 C  s6   d| j vr	|   d| j vrd| j vrd S |   S )Nr  zRaw profile type exif)r   rK  getexif_get_merged_dictrc   r3   r3   r4   _getexif9  s
   
zPngImageFile._getexif
Image.Exifc                   s   d| j vr	|   t  S )Nr  )r   rK  r   rt  rc   r   r3   r4   rt  @  s   

zPngImageFile.getexifr   )r:   rJ  )rL  rG   r:   rN   r   )rL  rG   r   r   r:   rN   )r:   rG   )rg  rG   r:   r9   )r:   rs  )r:   rw  )r-   r.   r/   formatformat_descriptionrI  propertyr   r   rX   rF  rZ   rf  rj  rr  rv  rt  r,  r3   r3   r   r4   r1    s    
C


d

	
"
>r1  )r      r   )L;1r{  r   )r      r   )r      r   )r      r   )r#   r  r~  )r      r   )r    r{     )r!   r}  r  )r"   r~  r  )r   r  r  )r   r  r}  )r$   r     )r   r|  r   r   r   r#   r   r   r   r    r!   r"   r   r   r$   rL   rM   r`   rN   c                 G  sJ   d |}| tt||  | | t|t|}| t| dS )z'Write a PNG chunk (including CRC field)r   N)joinwriteo32r   rI   rL   r`   rE   	byte_datarz   r3   r3   r4   putchunk^  s
   

r  c                   @  s    e Zd ZdddZdddZdS )_idatrL   rM   chunkCallable[..., None]r:   rN   c                 C  s   || _ || _d S rO   )rL   r  )rR   rL   r  r3   r3   r4   rS   l  rT   z_idat.__init__rE   r9   c                 C  s   |  | jd| d S )Nrh  )r  rL   rR   rE   r3   r3   r4   r  p     z_idat.writeN)rL   rM   r  r  r:   rN   rE   r9   r:   rN   r-   r.   r/   rS   r  r3   r3   r3   r4   r  i  s    
r  c                   @  s    e Zd Zdd	d
ZdddZdS )_fdatrL   rM   r  r  r   rG   r:   rN   c                 C  s   || _ || _|| _d S rO   )rL   r  r   )rR   rL   r  r   r3   r3   r4   rS   w  s   
z_fdat.__init__rE   r9   c                 C  s*   |  | jdt| j| |  jd7  _d S )Nr4  r
   )r  rL   r  r   r  r3   r3   r4   r  |  s   z_fdat.writeN)rL   rM   r  r  r   rG   r:   rN   r  r  r3   r3   r3   r4   r  t  s    
r  c                   @  r   )_FrameImage.ImagerZ  z tuple[int, int, int, int] | Noner   zdict[str, Any]encoderinfoNr   r3   r3   r3   r4   r    r   r  rZ  r  r  r  ra  r   rH  r   Image.Image | Noneappend_imageslist[Image.Image]c                  C  sN  | j d}| j d| jdd}| j d| jdtj}	| j d| jdtj}
|r4t|}nt| g|}g }d}|D ]}t	
|D ]}|j|krT| }n||}| j  }t|ttfrl|| |d< n|d u r|d|jv r||jd |d< t|	ttfr|	| |d< t|
ttfr|
| |d< |d7 }|r*|d }|j d}|j d}|tjkrt|dk rtj}|tjkr|j }tjd	| jd
}|j}|r||}nd| j }||| n|tjkr|d j}n|j}t|d	|d	}|jdd}|s)||dkr)||dkr)d|v r)|j d  |d 7  < qHnd }|t ||| qHqAt|dkrF|sF|d jS ||dt!t|t!| |rz| j|kra| |} t"#| t$t%t& t'||t"(dd| j d|g d}t)|D ]\}}|j}|jsd|j }n|j}||}|j}|j }t*t+|dd}|d|	}|d|
}||dt!|t!|d t!|d t!|d t!|d t,|t,dt-|t-| |d7 }|dkr|st"#|t$t%t& t'||t"(dd|j d|g qt.|||}t"#|t$t%t& |t"(dd|j d|g |j/}qd S )Nr  r  r   r  r!  r
   r%   r$   )r   r   r   r   r   F)
alpha_onlys   acTLr   rS  r  )0r  r?  r   r,   r0   r5   r6   	itertoolschainr   Iteratorra  r   rn  r   listr   r2   r   r1   rZ  r   r_  r`  rb  r   cropr[  r   subtract_modulogetbboxri   r  r  r   _saver	   r   r9   r  r   	enumeraterG   roundo16r   r  r   ) rZ  rL   r  ra  rH  r   r  r  r  r  r!  r  	im_framesframe_countim_seqim_framer  previousprev_disposal
prev_blendbase_imrW  r   deltar   rL  
frame_datarb  frame_durationframe_disposalframe_blendfdat_chunksr3   r3   r4   _write_multiple_frames  s   	








4








r  filenamer   c                 C  s   t | ||dd d S )NT)save_all)r  )rZ  rL   r  r3   r3   r4   	_save_all  r  r  r  c           (   
     sl  |rU| j d| jd}t }t  | j dg }t| g|D ]}t|D ]}	||	j	  |	j
 q(q!dD ]}
|
|v rB nq:| }
t fddtdD }n| j
}| j	}
|
}|
dkrd| j v rqtd	| j d > d
}n| jrttt| j d	 d d
d	}nd
}|dkr|dkrd	}n	|dkrd}nd}|d| 7 }| j dd| j dd| j dd| j ddf| _z	t| \}}}W n ty } zd|
 d}t||d }~ww |dkrtdddd |t ||dt|d t|d	 ||ddd	 g d}| j d | jd }|r+d!}|d" t| }||d#| |d$ | j d%}|rg d&}|jD ]G}|d d \}}||v rW|| |||| q;||v rd|||| q;|d	d  rt|dkow|d }|s|||| q;| j	dkr|d }| j !d'd | }t||k r|d7 }t||k s||d(| | j d)| jd)d }|s|dkr5| j	dkr|} t"|t#r||d*|d |   nztdtd+|}d,| d }!||d*|!d |   na| j	d-v rtdtd.|}||d*t$| nJ| j	d'kr(|\}"}#}$||d*t$|"t$|# t$|$  n.d)| j v r4d/}t|n!| j	dkrV| j % d0krV| j !d0d1}!|} ||d*|!d |   | j d2}%|%r{||d3tt&|%d d4 d5 tt&|%d	 d4 d5 d6 |rd7d8g}|jD ]}|d d \}}||v r|| |||| q| j d9}&|&rt"|&t'j(r|&)d:}&|&*d;r|&d<d  }&||d=|& | }'|rt+| |||
|||}'|'rt,-|'t.t/t# t0||t,1d>d?|'j
 d|g |r"|jD ](}|d d \}}|d	d  r t|dko|d }|r |||| q||d@d t2|dAr4|3  d S d S )BNr   r  )r$   r   r   c                 3  s&    | ] t  fd dD V  qdS )c                 3  s    | ]}|  V  qd S rO   r3   )r   
frame_sizer   r3   r4   r   2  r   z"_save.<locals>.<genexpr>.<genexpr>N)max)r   sizesr  r4   r   2  s   $ z_save.<locals>.<genexpr>r%   r   bitsr
      r)   r(   r&   ;optimizeFcompress_levelr  compress_type
dictionaryr   zcannot write mode z as PNGr   zSaving I mode images as PNGr   )
stacklevels   IHDRr   r   )s   cHRMs   cICPs   gAMAs   sBIT   sRGBs   tIMEr   s   ICC Profiler   s   iCCPr  pnginfo)s   sPLTr   r   r   r   s   PLTEr   s   tRNS      )r   r   r   r   i  z%cannot use transparency for this moder$   Ar   s   pHYsr   g      ?r{  s   bKGDs   hISTr  r'   r  r*   s   eXIfr   r   r{   flush)4r  r?  r   setr  r  r   r  r   ra  rb  rW   r   rP  ri  rA  r  r   getdataencoderconfig	_OUTMODESKeyErrorr~   r   r  r/  r  r;   r   remover   r:  rZ  
getpaletter   r9   r  getpalettemoderG   r   Exiftobytesr.  r  r   r  r	   r   r  r   hasattrr  )(rZ  rL   r  r  r  r   modesr  r  r  ra  rb  outmodecolorsr  rH  	bit_depth
color_typery   rC   r   iccnamerE   r   chunks_multiple_allowed
info_chunkr`   r   palette_byte_numberpalette_bytesr   alpha_bytesalpharedgreenbluer   r  	single_imr3   r  r4   r    s>  	
$









"




r  paramsr    list[tuple[bytes, bytes, bytes]]c                   sJ   ddl m} g  d fd
d}| }z|| _t| |d| W | ` S | `w )z4Return a list of PNG chunks representing this image.r   )BytesIOrL   rM   r`   r9   rE   r:   rN   c                   s0   d |}tt|t|} |||f d S )Nr   )r  r  rI   ri   r  r   r3   r4   ri     s   
zgetchunks.<locals>.appendr   NrL   rM   r`   r9   rE   r9   r:   rN   )ior  r  r  )rZ  r  r  ri   rL   r3   r   r4   	getchunks  s   r  z.pngz.apngz	image/png)r8   r9   r:   r9   )r   )rE   r9   rF   rG   r:   rG   )r-  r9   r:   r   r  )rZ  r  rL   rM   r  r  ra  r   rH  r   r   r  r  r  r:   r  )rZ  r  rL   rM   r  r   r:   rN   )rZ  r  rL   rM   r  r   r  r  r  r   r:   rN   )rZ  r  r  r   r:   r  )O
__future__r   r  loggingreru   r  r;   collections.abcr   enumr   typingr   r   r   r   r	   r   r   r   r   r   r   _binaryr   r   r   r[   r   r   r  r   r  
_deprecater   _utilr   TYPE_CHECKINGr   	getLoggerr-   rn   compiler   r\   r/  r   r   	SAFEBLOCKr>   r   r,   r5   rD   rI   rK   r   r   r   r   r   r0  r1  r  r  r  r  r  r  r  r  r  register_openrx  register_saveregister_save_allregister_extensionsregister_mimer3   r3   r3   r4   <module>   s    


	^`  
m  ]

 
 
X