
    &Th&                        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	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  ej0                  e      Z ej6                  d
      j8                  ZdZddddddddddddddddZ ej6                  d      Z ejB                  Z"	 de"z  Z#	  G d de      Z$ G d  d!e      Z%d" Z&dJd#Z' G d$ d%      Z( G d& d'e)      Z* G d( d)      Z+ G d* d+e(      Z,d, Z- G d- d.ej                        Z.d/d0d1d2d3d4d5d5d6d7d8d9d:d;d<Z/d= Z0 G d> d?      Z1 G d@ dA      Z2dB Z3dC Z4e0dDfdEZ5dF Z6 e	jn                  e.jp                  e.e-        e	jr                  e.jp                  e5        e	jt                  e.jp                  e4        e	jv                  e.jp                  dGdHg        e	jx                  e.jp                  dI       y)K    N)IntEnum   )Image
ImageChops	ImageFileImagePaletteImageSequence)i16be)i32be)o8)o16be)o32bes   \w\w\w\ws   PNG

)1r   )LL;2)r   L;4)r   r   )I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   ^* *$@   c                       e Zd ZdZ	 dZ	 dZy)Disposalr   r   r   N)__name__
__module____qualname__OP_NONEOP_BACKGROUNDOP_PREVIOUS     Z/home/stella.sw7ft.com/public_html/venv/lib/python3.12/site-packages/PIL/PngImagePlugin.pyr$   r$   b   s$    G M
 Kr,   r$   c                       e Zd ZdZ	 dZy)Blendr   r   N)r%   r&   r'   	OP_SOURCEOP_OVERr+   r,   r-   r/   r/   w   s    I
 Gr,   r/   c                     t        j                         }|j                  | t              }|j                  rd}t        |      |S )NzDecompressed Data Too Large)zlibdecompressobj
decompressMAX_TEXT_CHUNKunconsumed_tail
ValueError)sdobj	plaintextmsgs       r-   _safe_zlib_decompressr=      s>    D>2I+or,   c                 4    t        j                  | |      dz  S )Nl    )r3   crc32)dataseeds     r-   _crc32rB      s    ::dD!J..r,   c                   J    e Zd Zd Zd Zd Zd Zd Zd Zd Z	d Z
d	 Zdd
Zy)ChunkStreamc                      || _         g | _        y N)fpqueue)selfrG   s     r-   __init__zChunkStream.__init__   s    
r,   c                    d}| j                   r:| j                   j                         \  }}}| j                  j                  |       nE| j                  j	                  d      }|dd }| j                  j                         }t        |      }t        |      s*t        j                  sdt        |       d}t        |      |||fS )z.Fetch a new chunk. Returns header information.Nr   r   zbroken PNG file (chunk ))rH   poprG   seekreadtelli32is_cidr   LOAD_TRUNCATED_IMAGESreprSyntaxError)rI   cidposlengthr9   r<   s         r-   rO   zChunkStream.read   s    ::#zz~~/CfGGLLQAAB%C'',,.CVFc{22/S	{!<!#&&Cr,   c                     | S rF   r+   rI   s    r-   	__enter__zChunkStream.__enter__   s    r,   c                 $    | j                          y rF   )close)rI   argss     r-   __exit__zChunkStream.__exit__   s    

r,   c                      d x| _         | _        y rF   )rH   rG   rZ   s    r-   r]   zChunkStream.close   s    ##
TWr,   c                 @    | j                   j                  |||f       y rF   )rH   appendrI   rV   rW   rX   s       r-   pushzChunkStream.push   s    

3V,-r,   c                 |    t         j                  d|||        t        | d|j                  d      z         ||      S )z"Call the appropriate chunk handlerzSTREAM %r %s %schunk_ascii)loggerdebuggetattrdecoderc   s       r-   callzChunkStream.call   s;     	&S&9<wtX

7(;;<S&IIr,   c                 ~   t         j                  r|d   dz	  dz  r| j                  ||       y	 t        |t        |            }t	        | j
                  j                  d            }||k7  rdt        |       d}t        |      y# t        j                  $ r }dt        |       d}t        |      |d}~ww xY w)	zRead and verify checksumr      r   Nr   z(broken PNG file (bad header checksum in rL   z(broken PNG file (incomplete checksum in )r   rS   crc_skiprB   rQ   rG   rO   rT   rU   structerror)rI   rV   r@   crc1crc2r<   es          r-   crczChunkStream.crc   s     **A!aMM#t$	*$s,Dtww||A'Dt|@c1M!#&&  || 	*<T#YKqICc")	*s   AB	 	B<B77B<c                 :    | j                   j                  d       y)zRead checksumr   N)rG   rO   )rI   rV   r@   s      r-   ro   zChunkStream.crc_skip   s     	Qr,   c                    g }	 	 | j                         \  }}}||k(  r	 |S | j	                  |t        j                  | j                  |             |j                  |       _# t        j                  $ r}d}t        |      |d }~ww xY w)Nztruncated PNG file)	rO   rp   rq   OSErrorru   r   
_safe_readrG   rb   )rI   endchunkcidsrV   rW   rX   rt   r<   s           r-   verifyzChunkStream.verify   s     *#'99; S&
 h  HHS)..tww?@KK  << **cl)*s   A# #B	6BB	N)   IEND)r%   r&   r'   rJ   rO   r[   r_   r]   rd   rl   ru   ro   r|   r+   r,   r-   rD   rD      s5     ($.J*(
r,   rD   c                   "    e Zd ZdZedd       Zy)iTXtzq
    Subclass of string to allow iTXt chunks to look like strings while
    keeping their extra information

    Nc                 N    t         j                  | |      }||_        ||_        |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
        )str__new__langtkey)clstextr   r   rI   s        r-   r   ziTXt.__new__   s'     {{3%		r,   )NN)r%   r&   r'   __doc__staticmethodr   r+   r,   r-   r   r      s      r,   r   c                   .    e Zd ZdZd ZddZddZddZy)	PngInfoz<
    PNG chunk container (for use with save(pnginfo=))

    c                     g | _         y rF   )chunksrZ   s    r-   rJ   zPngInfo.__init__  s	    r,   c                 z    ||g}|r|j                  d       | j                  j                  t        |             y)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

        TN)rb   r   tuple)rI   rV   r@   
after_idatchunks        r-   addzPngInfo.add  s2     dLL5<(r,   c                    t        |t              s|j                  dd      }t        |t              s|j                  dd      }t        |t              s|j                  dd      }t        |t              s|j                  dd      }|r8| j                  d|dz   |z   dz   |z   dz   t	        j
                  |      z          y| j                  d|dz   |z   dz   |z   dz   |z          y)	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)
isinstancebytesencoder   r3   compress)rI   keyvaluer   r   zips         r-   add_itxtzPngInfo.add_itxt  s     #u%**Y1C%'LL(3E$&;;w1D$&;;w1DHHk!D(5047%?$--PUBVV
 HHWcIo4u<tCeKeSTr,   c                    t        |t              r*| j                  |||j                  |j                  |      S t        |t
              s	 |j                  dd      }t        |t
              s|j                  dd      }|r,| j                  d|dz   t        j                  |      z          y| j                  d|dz   |z          y# t        $ r | j                  |||      cY S w xY w)	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

        )r   r   r      zTXt        tEXtr   N)r   r   r   r   r   r   r   UnicodeErrorr   r3   r   )rI   r   r   r   s       r-   add_textzPngInfo.add_text9  s     eT"==eUZZ=MM %':Y9 #u%**Y1CHHWcGmdmmE.BBCHHWcEkE12   :}}S%S}99:s   C C'&C'NF) r   F)r%   r&   r'   r   rJ   r   r   r   r+   r,   r-   r   r     s    
)U83r,   r   c                        e Zd Z fdZd Zd Zd Zd Zd Zd Z	d Z
d	 Zd
 Zd Zd Zd Zd Zd Zd Zd Zd Zd Zd Zd Z xZS )	PngStreamc                     t         |   |       i | _        i | _        d| _        d | _        d | _        d | _        d | _        d | _	        d | _
        d | _        d| _        y )Nr   r   r   )superrJ   im_infoim_textim_sizeim_modeim_tile
im_paletteim_custom_mimetypeim_n_frames_seq_numrewind_statetext_memory)rI   rG   	__class__s     r-   rJ   zPngStream.__init__Z  sc     "& r,   c                     | xj                   |z  c_         | j                   t        kD  rd| j                    d}t        |      y )Nz%Too much memory used in text chunks: z>MAX_TEXT_MEMORY)r   MAX_TEXT_MEMORYr8   )rI   chunklenr<   s      r-   check_text_memoryzPngStream.check_text_memoryk  sN    H$o-7##$$46  S/! .r,   c                 r    | j                   j                         | j                  | j                  d| _        y )N)infotileseq_num)r   copyr   r   r   rZ   s    r-   save_rewindzPngStream.save_rewindt  s*    LL%%'LL}}
r,   c                 |    | j                   d   | _        | j                   d   | _        | j                   d   | _        y )Nr   r   r   )r   r   r   r   rZ   s    r-   rewindzPngStream.rewind{  s8    ((0((0)))4r,   c                    t        j                  | j                  |      }|j                  d      }t        j                  d|d |        t        j                  d||          ||   }|dk7  rd| d}t        |      	 t        ||dz   d        }|| j                  d<   |S # t        $ r t         j                  rd }n Y 0t        j                  $ r d }Y Fw xY w)	Nr   ziCCP profile name %rzCompression method %sr   Unknown compression method z in iCCP chunkr   icc_profile)r   ry   rG   findrh   ri   rU   r=   r8   rS   r3   rq   r   )rI   rW   rX   r9   icomp_methodr<   r   s           r-   
chunk_iCCPzPngStream.chunk_iCCP  s      &1 FF5M+QrU3,ad3d!/}NKCc""	/!a%'
;K '2]#  	.."  zz 	K	s    B" "CCCc                 p   t        j                  | j                  |      }|dk  rt         j                  r|S d}t	        |      t        |d      t        |d      f| _        	 t        |d   |d   f   \  | _        | _	        |d   rd| j                  d	<   |d
   rd}t        |      |S # t        $ r Y 3w xY w)N   zTruncated IHDR chunkr   r   r   	      r   	interlace   zunknown filter category)r   ry   rG   rS   r8   rQ   r   _MODESr   
im_rawmode	Exceptionr   rU   rI   rW   rX   r9   r<   s        r-   
chunk_IHDRzPngStream.chunk_IHDR  s      &1B;..(CS/!1ay#a)+	,2AaD!A$<,@)DL$/ R5()DLL%R5+Cc""  		s   #B) )	B54B5c                     d| j                   v rd| j                   d   || j                  fg}n9| j                  d| j                   d<   dd| j                  z   || j                  fg}|| _        || _        t        )Nbboxr   Tdefault_imager   )r   r   r   r   r   im_idatEOFError)rI   rW   rX   r   s       r-   
chunk_IDATzPngStream.chunk_IDAT  sw    T\\!DLL0#tGHD+04_-FT\\13HIDr,   c                     t         rF   )r   )rI   rW   rX   s      r-   
chunk_IENDzPngStream.chunk_IEND  s    r,   c                 v    t        j                  | j                  |      }| j                  dk(  r	d|f| _        |S )Nr   r   )r   ry   rG   r   r   rI   rW   rX   r9   s       r-   
chunk_PLTEzPngStream.chunk_PLTE  s4      &1<<3#QhDOr,   c                    t        j                  | j                  |      }| j                  dk(  rMt        j                  |      r'|j                  d      }|dk\  r || j                  d<   |S || j                  d<   |S | j                  dv rt        |      | j                  d<   |S | j                  dk(  r/t        |      t        |d      t        |d      f| j                  d<   |S )	Nr   r   r   transparencyr   r   r   r   r   r   )	r   ry   rG   r   _simple_palettematchr   r   i16)rI   rW   rX   r9   r   s        r-   
chunk_tRNSzPngStream.chunk_tRNS  s      &1<<3$$Q' FF5M634DLL0  01^,
 	 \\_,+.q6DLL(  \\U"+.q63q!9c!Qi+GDLL(r,   c                 |    t        j                  | j                  |      }t        |      dz  | j                  d<   |S )N     j@gamma)r   ry   rG   rQ   r   r   s       r-   
chunk_gAMAzPngStream.chunk_gAMA  s4      &1 #A 1Wr,   c                     t        j                  | j                  |      }t        j                  dt        |      dz  z  |      }t        d |D              | j                  d<   |S )Nz>%dIr   c              3   &   K   | ]	  }|d z    yw)r   Nr+   ).0elts     r-   	<genexpr>z'PngStream.chunk_cHRM.<locals>.<genexpr>  s     ,PS8^,Ps   chromaticity)r   ry   rG   rp   unpacklenr   r   )rI   rW   rX   r9   raw_valss        r-   
chunk_cHRMzPngStream.chunk_cHRM  sU       &1==3q6Q;!7;',,Px,P'P^$r,   c                     t        j                  | j                  |      }|dk  rt         j                  r|S d}t	        |      |d   | j
                  d<   |S )Nr   zTruncated sRGB chunkr   srgb)r   ry   rG   rS   r8   r   r   s        r-   
chunk_sRGBzPngStream.chunk_sRGB  sU       &1A:..(CS/! tVr,   c                 4   t        j                  | j                  |      }|dk  rt         j                  r|S d}t	        |      t        |d      t        |d      }}|d   }|dk(  r|dz  |dz  f}|| j                  d<   |S |dk(  r||f| j                  d	<   |S )
Nr   zTruncated pHYs chunkr   r   r   r   
F%u?dpiaspect)r   ry   rG   rS   r8   rQ   r   )	rI   rW   rX   r9   r<   pxpyunitr   s	            r-   
chunk_pHYszPngStream.chunk_pHYs  s      &1A:..(CS/!QC1IBt19v+rF{*C"%DLL  QY%'VDLL"r,   c                 b   t        j                  | j                  |      }	 |j                  dd      \  }}|rc|j                  dd      }|j                  dd      }|dk(  r|n|| j                  |<   || j                  |<   | j                  t        |             |S # t        $ r |}d}Y vw xY w)Nr   r   r,   r   r   replaceexif)
r   ry   rG   splitr8   rk   r   r   r   r   )rI   rW   rX   r9   kvv_strs          r-   
chunk_tEXtzPngStream.chunk_tEXt
  s      &1	775!$DAq
 H-AHHY	2E#$;aEDLLO#DLLO""3u:.  	AA	s   B B.-B.c                 $   t        j                  | j                  |      }	 |j                  dd      \  }}|r|d   }nd}|dk7  rd| d}t        |      	 t        |dd        }|r\|j                  dd      }|j                  dd	      }|x| j                  |<   | j                  |<   | j                  t        |             |S # t        $ r |}d}Y w xY w# t        $ r t         j                  rd}n Y t        j                  $ r d}Y w xY w)
Nr   r   r,   r   r   z in zTXt chunkr   r   r  )r   ry   rG   r  r8   rU   r=   rS   r3   rq   rk   r   r   r   r   )rI   rW   rX   r9   r  r  r   r<   s           r-   
chunk_zTXtzPngStream.chunk_zTXt  s$     &1	775!$DAq A$KK!/}NKCc""	%ae,A H-AI.A011DLLOdll1o""3q6*7  	AA	  	..  zz 	A	s)   C C CCD8DDc                    t        j                  | j                  |      x}}	 |j                  dd      \  }}t        |      dk  r|S |d   |d   |dd  }}}	 |j                  dd      \  }}	}
|dk7  r|dk(  r	 t        |
      }
n|S 	 |j                  dd      }|j                  dd      }|	j                  dd      }	|
j                  dd      }
t        |
||	      x| j                  |<   | j                  |<   | j                  t        |
             |S # t        $ r |cY S w xY w# t        $ r |cY S w xY w# t        $ r t         j                  r|cY S  t        j                  $ r |cY S w xY w# t        $ r |cY S w xY w)Nr   r   r   r   r   r   r   )r   ry   rG   r  r8   r   r=   rS   r3   rq   rk   r   r   r   r   r   )rI   rW   rX   rr9   r  cfcmr   tkr  s              r-   
chunk_iTXtzPngStream.chunk_iTXt?  s   $$TWWf55A	775!$DAq q6A:HaD!A$!"B	''%+KD"a 7Qw-a0A 	H-A;;w1D7H-B(+A -1D",==Q$,,q/s1v&C  	H	  	H	 "  66 zz H  	H	sN   D D' :D8 	AE0 D$#D$'D54D58E-E-,E-0E>=E>c                 j    t        j                  | j                  |      }d|z   | j                  d<   |S )N   Exif  r  )r   ry   rG   r   r   s       r-   
chunk_eXIfzPngStream.chunk_eXIfg  s0      &1.2Vr,   c                    t        j                  | j                  |      }|dk  rt         j                  r|S d}t	        |      | j
                  d | _        t        j                  d       |S t        |      }|dk(  s|dkD  rt        j                  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)r   ry   rG   rS   r8   r   warningswarnrQ   r   r   )rI   rW   rX   r9   r<   n_framess         r-   
chunk_acTLzPngStream.chunk_acTLm  s      &1A:..6CS/!'#DMMPQHq6q=Hz1MMPQH#"1ayV".r,   c                    t        j                  | j                  |      }|dk  rt         j                  r|S d}t	        |      t        |      }| j                  |dk7  s| j                  | j                  |dz
  k7  rd}t        |      || _        t        |d      t        |d      }}t        |d      t        |d	      }	}| j                  \  }
}||z   |
kD  s|	|z   |kD  rd
}t        |      ||	||z   |	|z   f| j                  d<   t        |d      t        |d      }}|dk(  rd}t        |      t        |      z  dz  | 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)r   ry   rG   rS   r8   rQ   r   rU   r   r   r   float)rI   rW   rX   r9   r<   seqwidthheightr   r   im_wim_h	delay_num	delay_dens                 r-   
chunk_fcTLzPngStream.chunk_fcTL  sn     &1B;..6CS/!!fMM!cQhMM%$--37*B7Cc""Aq	3q!9vQSBZB\\
d:Vd 20Cc"" "BU
BK@V"1bz3q":9	>I#(#3eI6F#F#MZ #$R5Z  !"Wr,   c                 \   |dk  r?t         j                  r"t        j                  | j                  |      }|S d}t	        |      t        j                  | j                  d      }t        |      }| j                  |dz
  k7  rd}t        |      || _        | j                  |dz   |dz
        S )Nr   z"APNG contains truncated fDAT chunkr   r  )	r   rS   ry   rG   r8   rQ   r   rU   r   )rI   rW   rX   r9   r<   r(  s         r-   
chunk_fdATzPngStream.chunk_fdAT  s    A:..((&96CS/!  !,!f==C!G#7Cc""sQw
33r,   )r%   r&   r'   rJ   r   r   r   r   r   r   r   r   r   r   r   r   r  r	  r  r  r  r  r/  r1  __classcell__r   s   @r-   r   r   Y  sn    ""
5
6(
( "& D&P(:4r,   r   c                     | d d t         k(  S )Nr   )_MAGIC)prefixs    r-   _acceptr7    s    "1:r,   c                   t     e Zd ZdZdZd Zed        Zd Zd Z	ddZ
d Zd	 Zd
 Zd Zd Z fdZd Z xZS )PngImageFilePNGzPortable network graphicsc                 F   t        | j                  j                  d            sd}t        |      | j                  | _        d| _        g | _        t        | j                        | _        	 | j                  j                         \  }}}	 | j                  j                  |||      }| j                  j%                  ||       Y# t        $ r Y nvt        $ rk t        j                  d|||       t        j                  | j                  |      }|dd j!                         r| j                  j#                  ||f       Y w xY w| j                  j&                  | _        | j                  j*                  | _        | j                  j.                  | _        d | _        | j                  j4                  | _        | j                  j8                  | _        | j                  j<                  xs d| _        | j0                  jA                  dd      | _!        | j                  jD                  r4| j                  jD                  \  }}tG        jH                  ||      | _%        |d	k(  r|d
z
  | _&        n|| _&        | j                  j<                  d| _'        | j                  jQ                          | jL                  | _)        | j                  jU                         | _+        | jB                  r| xj>                  dz  c_        | jY                  d       | j>                  dkD  | _-        y )Nr   znot a PNG filer   %r %s %s (unknown)r   r   r   F   fdATr   ).r7  rG   rO   rU   _fp_PngImageFile__frameprivate_chunksr   pngrl   r   AttributeErrorrh   ri   r   ry   islowerrb   ru   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_idatrP   _PngImageFile__rewind_seekis_animated)rI   r<   rV   rW   rX   r9   rawmoder@   s           r-   _openzPngImageFile._open  sf   tww||A'"Cc""77
 !TWW%  $xx}}Cf9HHMM#sF3 HHLLa !   ! 913VD((&9q8##%''..Qx8	9 HH$$	XX%%
HH$$	
HH$$	#xx::,,1!YY]]?EB88 HH//MGT'++GT:DL'>"(1*D"(D88+5:D2HH  "!%!4!4D HHMMODM!!"JJqM==1,s   C 	EA0EEc                     | j                   c| j                  r*| j                  }| j                  | j                  dz
         | j                          | j                  r| j                         | j                   S )Nr   )rF  rP  r?  rN   r  load)rI   frames     r-   r   zPngImageFile.text  s_     :: 		$--!+,IIK		% zzr,   c                 T   | j                   d}t        |      | j                   j                  | j                  d   d   dz
         | j                  j                          | j                  j                          | j                  r| j                   j                          d| _         y)zVerify PNG fileNz)verify must be called directly after openr   r   r   )rG   RuntimeErrorrN   r   rA  r|   r]   _exclusive_fp)rI   r<   s     r-   r|   zPngImageFile.verify  sy     77?=Cs## 	TYYq\!_q()GGMMOr,   c                 H   | j                  |      sy || j                  k  r| j                  dd       | j                  }t        | j                  dz   |dz         D ]  }	 | j                  |        y # t        $ r$}| j                  |       d}t	        |      |d }~ww xY w)Nr   Tr   zno more images in APNG file)_seek_checkr?  rO  ranger   rN   )rI   rU  
last_framefrt   r<   s         r-   rN   zPngImageFile.seek!  s    &4<<JJq$\\
t||a'3 	+A+

1	+  +		*%3sm*+s    A44	B!=BB!c                 P
   |dk(  rK|r| j                   j                  | j                         | j                  j	                          | j
                  | _        d | _        | j                  rd | _        | j                  j                  | _
        | j                  j                  | _        | j                   | _        d | _        d | _        | j                  j!                  dd      | _        | j                  j!                  d      | _        | j                  j!                  d      | _        | j                  j!                  d      | _        d| _        n_|| j*                  dz   k7  rd| }t-        |      | j/                          | j                  r0| j                  j1                  | j                  | j(                         | j                  j3                         | _        | j                   | _        | j                  r1t5        j6                  | j                  | j                         d| _        d}	 | j                  j9                  d
       	 | j                  j9                         \  }}}|dk(  rd}tA        |      |dk(  r|rd}t?        |      d	}	 | j                  jC                  |||       | j                  2| j$                  tL        jN                  k(  rtL        jP                  | _        | j$                  tL        jN                  k(  rK| j                  j3                         | _        | jS                  | j                  | j(                        | _        y | j$                  tL        jP                  k(  retT        jV                  jY                  | jZ                  | j\                        | _        | jS                  | j                  | j(                        | _        y d | _        y # t:        j<                  t>        f$ r Y nw xY w# tD        $ r Y nt@        $ r9 |dk(  r|d
z  }|r	|| _        Y njt5        j6                  | j                  |       Y tF        $ r< tH        jK                  d|||       t5        j6                  | j                  |       Y w xY w|| _        | j                  j                  | _        | j                  j!                  d      | _        | j                  j!                  d      | _        | j                  j!                  d      | _        | j                  rqt@        )Nr   r   Fr$  r&  r   r   zcannot seek to frame Tr   r}   zNo more images in APNG file   fcTLzAPNG missing frame datar=  r<  )/r>  rN   rN  rA  r   rM  rK  impyaccessr   r   r   r   rG   _prev_imdisposerH  r   
dispose_opblend_opdispose_extentr?  r8   rT  paster   r   ry   rO   rp   rq   rU   r   rl   UnicodeDecodeErrorrB  rh   ri   r$   r*   r)   _cropr   corefillrD  size)rI   rU  r   r<   frame_startrV   rW   rX   s           r-   rO  zPngImageFile._seek0  s   A:dmm,!&*&8&8#==$(DM HH,,	 HH,,	(( DMDL!%!FD"iimmJ7DO IIMM'2DM"&))--"7DDLq((-eW5 o% IIK||dllD,?,?@ GGLLNDMhhDG ""$$TWWd.A.AB&'#KQ'+xx}}$Cf '>7C"3-''>"7)#.."&K:HHMM#sF3' V == T__8L8L%L&44DO??h222==--/DL::dllD4G4GHDL__ 6 66 ::??499dii@DL::dllD4G4GHDLDLa k2  *  :g~!&28D/!((&9% :LL!5sCH((&9: !DL((DI"iimmJ7DO IIMM'2DM"&))--"7D99s7   O! P  !O=<O= 	RR( RA RRc                     | j                   S rF   )r?  rZ   s    r-   rP   zPngImageFile.tell  s    ||r,   c                     | j                   j                  d      r| j                  dz   | _        | j                  | _        t
        j
                  j                  |        y)z"internal: prepare to read PNG filer   )r   N)r   rH  decoderconfigrK  _PngImageFile__idatr   load_preparerZ   s    r-   rr  zPngImageFile.load_prepare  sH     99==%!%!3!3d!:D))((.r,   c                 ,   | j                   dk(  r| j                  j                  d       | j                  j                         \  }}}|dvr| j                  j	                  |||       y|dk(  r)	 | j                  j                  |||       |dz
  | _         n|| _         | j                   dk(  r|dk  r| j                   }nt        || j                         }| j                   |z
  | _         | j                  j                  |      S # t        $ r Y w xY w)zinternal: read more image datar   r   )   IDATs   DDATr=  r,   r=  )rq  rG   rO   rA  rd   rl   r   min)rI   
read_bytesrV   rW   rX   s        r-   	load_readzPngImageFile.load_read  s     kkQ GGLLO#xx}}Cf55c3/g~HHMM#sF3 %qj$% kkQ* ?JZ5JkkJ.ww||J''   s   1D 	DDc                    | j                   dk7  r%| j                  j                  | j                          	 | j                  j                  d       	 | j                  j                         \  }}}|dk(  rnU|dk(  r1| j                  r%d| _        | j                  j                  |||       n	 | j                  j                  |||       | j                  j*                  | _        | j                  s"| j                  j/                          d
| _        y
| j0                  r| j2                  t4        j6                  k(  r| j9                  | j:                  | j<                        }| j:                  j>                  dk(  r.d| j@                  v r |jC                  d| j@                  d         }n|jE                  d      }| j0                  jG                  || j<                  |       | j0                  | _        | jH                  rd
| _$        y
y
y
y
# t        j
                  t        f$ r Y [w xY w# t        $ r Y kt        $ r. |dk(  r|dz  }t        j                  | j                  |       Y t        $ rm t         j#                  d|||       t        j                  | j                  |      }|dd	 j%                         r| j&                  j)                  ||df       Y w xY w)z%internal: finished reading image datar   Tr   r}   r_  r=  r<  r   r   Nr   r   r   )%rq  rG   rO   rA  rp   rq   rU   rP  rK  rd   rl   rh  r   r   ry   rB  rh   ri   rC  r@  rb   r   rF  r]   rb  re  r/   r1   ri  r`  rf  rD  r   convert_transparentconvertrg  ra  )rI   rV   rW   rX   r9   updatedmasks          r-   load_endzPngImageFile.load_end  sM   ;;!GGLL%GGLLO#'88==? S& g~D$4$4&'#c3/?c3/# : XX%%
HHNNDH}}%--!?**TWWd.A.AB77<<5(^tyy-H"66		. 9D #??62D##GT-@-@$G--==$(DM ! "@}; LL+.  &  6'>aKF$$TWWf5! ?13VD((&9q8##%''..Q~>	?s1   H
 -H* 
H'&H'*	K 62K +A1K K c                     d| j                   vr| j                          d| j                   vrd| j                   vry | j                         j                         S )Nr  zRaw profile type exif)r   rT  getexif_get_merged_dictrZ   s    r-   _getexifzPngImageFile._getexif  sG    "IIK"'>dii'O||~..00r,   c                 \    d| j                   vr| j                          t        |          S )Nr  )r   rT  r   r  )rI   r   s    r-   r  zPngImageFile.getexif  s%    "IIKw  r,   c                 ^    d| j                   v r| j                  | j                   d         S i S )z
        Returns a dictionary containing the XMP tags.
        Requires defusedxml to be installed.

        :returns: XMP tags in a dictionary.
        zXML:com.adobe.xmp)r   _getxmprZ   s    r-   getxmpzPngImageFile.getxmp  s7     #dii/ LL#678	
 	
r,   r   )r%   r&   r'   formatformat_descriptionrR  propertyr   r|   rN   rO  rP   rr  rw  r}  r  r  r  r2  r3  s   @r-   r9  r9    s_    F4A-F  "+[ z/(B1)f1!
r,   r9  )r       )L;1r  )r   s    )r   s    )r   s    )r   s   )r   s    )r   s   )r   s   )r   s   )r   s   )r   s   )r   s   )r   r  r   r   r   r   r   zI;16r   r   r   r   r   r   c                     dj                  |      }| j                  t        t        |            |z          | j                  |       t	        |t	        |            }| j                  t        |             y)z'Write a PNG chunk (including CRC field)r,   N)joinwriteo32r   rB   rG   rV   r@   ru   s       r-   putchunkr    sU     88D>DHHST^c!"HHTN
vc{
#CHHSXr,   c                       e Zd Zd Zd Zy)_idatc                      || _         || _        y rF   )rG   r   )rI   rG   r   s      r-   rJ   z_idat.__init__,  s    
r,   c                 >    | j                  | j                  d|       y )Nrt  )r   rG   rI   r@   s     r-   r  z_idat.write0  s    

477GT*r,   Nr%   r&   r'   rJ   r  r+   r,   r-   r  r  )  s    +r,   r  c                       e Zd Zd Zd Zy)_fdatc                 .    || _         || _        || _        y rF   )rG   r   r   )rI   rG   r   r   s       r-   rJ   z_fdat.__init__7  s    
r,   c                     | j                  | j                  dt        | j                        |       | xj                  dz  c_        y )Nr=  r   )r   rG   r  r   r  s     r-   r  z_fdat.write<  s/    

477GS%6=r,   Nr  r+   r,   r-   r  r  4  s    
r,   r  c                 v   | j                   j                  d| j                  j                  dd            }| j                   j                  d| j                  j                  dd            }| j                   j                  d| j                  j                  dt        j                              }| j                   j                  d| j                  j                  dt
        j                              }	|rt        j                  |      }
nt        j                  | g|      }
g }d}|
D ]  }t        j                  |      D ]  }|j                  |k(  r|j                         }n4|dk(  r|j                  || j                        }n|j                  |      }| j                   j                         }t        |t         t"        f      r||   |d<   t        |t         t"        f      r||   |d<   t        |	t         t"        f      r|	|   |d<   |dz  }|r|d	   }|d
   j                  d      }|d
   j                  d      }|t        j$                  k(  rt'        |      dk  rt        j(                  }|t        j(                  k(  ry|d   j                         }t*        j,                  j/                  d| j0                  d      }|d   }|r|j3                  |      }nd| j0                  z   }|j5                  ||       n!|t        j$                  k(  r	|d   d   }n|d   }t7        j8                  |j                  d      |j                  d            }|j;                  d      }|sL||j                  d      k(  r8||j                  d      k(  r$|d
   dxx   |j                  d|      z  cc<   qd }d|vr||d<   |j=                  |||d          ||dt?        t'        |            t?        |             |r3tA        jB                  | tE        ||      dd| j0                  z   d|fg       d}tG        |      D ]t  \  }}|d   }|d   sd|j0                  z   }n|d   }|j3                  |      }|j0                  }|d
   }tI        tK        |d               }|j                  d|      }|j                  d|	      } ||dt?        |      t?        |d         t?        |d         t?        |d         t?        |d         tM        |      tM        d      tO        |      tO        |             |dz  }|dk(  r7|s5tA        jB                  |tE        ||      dd|j0                  z   d|fg       3tQ        |||      }tA        jB                  ||dd|j0                  z   d|fg       |jR                  }w y )Nr"  r   r  r$  r&  r   )rJ  r   encoderinfor   r`  r   )r   r   r   r   r   r   F)
alpha_only)r`  r   r  s   acTLr   r_  r!  )*r  rH  r   r$   r(   r/   r0   	itertoolschainr	   IteratorrD  r   rz  rJ  r   listr   r*   r   r)   r   rj  rk  rl  croprg  r   subtract_modulogetbboxrb   r  r   _saver  	enumerateintroundo16r   r  r   )r`  rG   r   rQ  r   append_imagesr"  r  r$  r&  r  	im_framesframe_countim_seqim_framer  previousprev_disposal
prev_blendbase_imrc  r   deltar   rU  
frame_datarl  frame_durationframe_disposalframe_blendfdat_chunkss                                  r-   _write_multiple_framesr  A  s9   ~~!!*bggkk*a.HIH>>fbggkk&!&<=D~~!!*bggkk*hFVFV.WXHNNwGU__(MNE.m4IK 7Y%..v6 6	YH}}'#==?c>'///LH'//8H..--/K(T5M2*2;*?J'(T5M2*2;*?J'%$/',['9G$1K$R= ( 7 ; ;J G%m488A
 H$8$88S^a=O$,$:$:M H$:$::&tn113G#jjoofbgg|LG#F+D"),,t"4%/MM'40"h&:&::'mD1G&tnG"22$$V,goof.E }}}6%)DD"koog&>>]+J7;??"H< 7 ,*2J'Hd;WXm6	Y7Yt 

C	ND		 E"e,v7GG/T.UVG&y1 **zd#&!HMM)Df%D}}T*H}} /U;z#:;<$X>!oogu5LQLQLQLQLI~{O	
 	1A:mOOb% (--/G<=  E73KOO(--/G<=
 "))GU**r,   c                 "    t        | ||d       y )NT)save_all)r  )r`  rG   filenames      r-   	_save_allr    s    	"b(T*r,   Fc                 2   |r| j                   j                  d| j                  j                  d            }t               }| j                   j                  dg       }|rt	        j
                  |      }nt	        j
                  | g|      }|D ]7  }	t        j                  |	      D ]  }
|j                  |
j                          9 dD ]  }||v s n |j                         }n| j                  }|dk(  rd| j                   v rt        d| j                   d   z  d      }nL| j                  r>t        t        t        | j                  j                         d         dz  d      d      }nd}|d	k  r|d
k  rd}n
|dk  rd
}nd}| d| }| j                   j                  dd      | j                   j                  dd      | j                   j                  dd      | j                   j                  dd      f| _        	 t"        |   \  }}|j)                  t*                ||dt-        | j.                  d         t-        | j.                  d         |ddd       g d}| j                   j                  d| j                  j                  d            }|r8d}|dz   t1        j2                  |      z   } ||d|       |j5                  d       | j                   j                  d      }|rrg d }|j6                  D ]_  }|d d
 \  }}||v r|j5                  |        ||||       +||v r ||||       :|dd
 j9                         sN|d
d }|rV ||||       a | j                  dk(  rOdz  }| j:                  j=                  d!      d | }t        |      |k  r|dz  }t        |      |k  r ||d"|       | j                   j                  d#| j                  j                  d#d             }|s|dk(  r| j                  dk(  rM}t?        |t@              r ||d$|d |        nt        dt        d%|            }d&|z  dz   } ||d$|d |        n| j                  d'v r*t        dt        d(|            } ||d$tC        |             n| j                  d!k(  r2|\  }} }! ||d$tC        |      tC        |       z   tC        |!      z          nrd#| j                   v rdd)}t'        |      | j                  dk(  rH| j:                  jE                         d*k(  r+| j:                  j=                  d*d+      }} ||d$|d |        | j                   j                  d,      }"|"rB ||d-t-        tG        |"d   d.z  d/z               t-        tG        |"d   d.z  d/z               d0       |r=d1d2g}|j6                  D ]*  }|d d
 \  }}||v s|j5                  |        ||||       , | j                   j                  d3      }#|#rKt?        |#tH        jJ                        r|#jM                  d4      }#|#jO                  d5      r|#d6d  }# ||d7|#       |rtQ        | |||       n3tS        jT                  | tW        ||      d8d9| j.                  z   d|fg       |r?|j6                  D ]0  }|d d
 \  }}|dd
 j9                         s|d
d }|s' ||||       2  ||d:d       tY        |d;      r|j[                          y y # t$        $ r}d| d}t'        |      |d }~ww xY w)<Nr   r  )r   r   r   r   bitsr      r    r   r   r   ;optimizeFcompress_levelr  compress_type
dictionaryr,   zcannot write mode z as PNGs   IHDRr   r   )s   cHRMs   gAMAs   sBIT   sRGBs   tIMEr   s   ICC Profiler   s   iCCPr  pnginfo)s   sPLTr   r   r   r   s   PLTEr   s   tRNS      r   i  z%cannot use transparency for this moder   Ar   s   pHYsr   g      ?   s   bKGDs   hISTr  r   r  r!   s   eXIfr   r   r}   flush).r  rH  r   setr  r  r	   r  r   rD  rM   ru  rJ  maxr   getdataencoderconfig	_OUTMODESKeyErrorrx   r  r5  r  rl  r3   r   remover   rC  r`  
getpaletter   r   r  getpalettemoder  r   Exiftobytes
startswithr  r   r  r  hasattrr  )$r`  rG   r  r   r  r   modesr  r  r  r  rD  colorsr  rQ  rt   r<   r   iccnamer@   r   chunks_multiple_allowed
info_chunkrV   r   palette_byte_numberpalette_bytesr   alpha_bytesalpharedgreenbluer   r  s$                                       r-   r  r    s    **RWW[[9
 **?B?OOM2EOORD-8E 	)F)226: )		(--()	) ) 	Du}	 99;Dwws{ R^^#bnnV44c:F zzSRZZ%7%7%9!%<!=!BCH!LR<{1V1TF#D 	:u-
+R0
?B/
<-	B"!$ HHV	
BGGAJBGGAJ	 ;F
..

]BGGKK,F
GC
 g~c 22b'4  	g>>i(D"F++ 	)J"2AICf}c"b#t$//b#t$Qq!!#'!_
!"c4(	) 
ww#~$qj((/0D1DE- #66U"M - #66b'=)>>%%nbggkk.RV6WXL|q(77c> K,.b'<#=>"1c#|&<=,.6b'5+#67WW'q#e\":;L"gs<01WW+C"gs3x#e*4s4y@A/ >cl"77c>bee224>EE$$VS1E K"gu\k23
..

U
#C
CFVOc)*+CFVOc)*+	
 7#++ 	%J"2AICf}c"b#t$		% >>f%DdEJJ'<<?D???+8Db'4 r2ug}mTE"e,v7GG/T.UV++ 	)J"2AIC1Qx!'!_
"c4(	) 
"gsr7

 K  ""4&0cl!"s   [6 6	\?\\c                      G d d      }d } |       }	 || _         t        | |d|       | ` |j                  S # | ` w xY w)z4Return a list of PNG chunks representing this image.c                       e Zd Zg Zd Zd Zy)getchunks.<locals>.collectorc                      y rF   r+   r  s     r-   r  z"getchunks.<locals>.collector.write  s    r,   c                 :    | j                   j                  |       y rF   )r@   rb   )rI   r   s     r-   rb   z#getchunks.<locals>.collector.append  s    IIU#r,   N)r%   r&   r'   r@   r  rb   r+   r,   r-   	collectorr    s    		$r,   r  c                     dj                  |      }t        t        |t        |                  }| j                  |||f       y )Nr,   )r  r  rB   rb   r  s       r-   rb   zgetchunks.<locals>.append  s7    xx~&vc{+,
		3c"#r,   N)r  r  r@   )r`  paramsr  rb   rG   s        r-   	getchunksr    sK    $ $$
 
Bb"dF#N77N Ns   9 =z.pngz.apngz	image/png)r   )=r  loggingrerp   r  r3   enumr   r   r   r   r   r   r	   _binaryr
   r   r   rQ   r   r   r  r   r  	getLoggerr%   rh   compiler   rR   r5  r   r   	SAFEBLOCKr6   r   r$   r/   r=   rB   rD   r   r   r   r   r7  r9  r  r  r  r  r  r  r  r  register_openr  register_saveregister_save_allregister_extensionsregister_mimer+   r,   r-   <module>r     s(  D   	     G G ! !  ! !			8	$	L	!	'	' 
 !+
2 "**01$$
 ~%w *G /V Vr3 ,M3 M3hR4 R4r
 K
9&& K
f
 
	
	"	!	&+ +
 
}*@+ #+U L>   L''w ?   L'' /   ++Y 7   ,--/@ A   L'' 5r,   