o
    gHd                     @   sF  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 d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Z"ej#Z$	 de$ Z%	 G dd  d eZ&G d!d" d"eZ'd#d$ Z(d%d& Z)dUd'd(Z*G d)d* d*Z+G d+d, d,e,Z-G d-d. d.Z.G d/d0 d0e+Z/d1d2 Z0G d3d4 d4ejZ1d5d6d7d8d9d:d;d;d<d=d>d?d@dAdBZ2dCdD Z3G dEdF dFZ4G dGdH dHZ5dIdJ Z6dKdL Z7e3dMfdNdOZ8dPdQ Z9e	:e1j;e1e0 e	<e1j;e8 e	=e1j;e7 e	>e1j;dRdSg e	?e1j;dT dS )V    N)IntEnum   )Image
ImageChops	ImageFileImagePaletteImageSequence)i16be)i32be)o8)o16be)o32be)	deprecates   \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   ^* *$@   c                   @   s   e Zd ZdZ	 dZ	 dZdS )Disposalr   r   r   N)__name__
__module____qualname__OP_NONEOP_BACKGROUNDOP_PREVIOUS r*   r*   Y/var/www/html/facialservice/flask-venv/lib/python3.10/site-packages/PIL/PngImagePlugin.pyr#   c   s    r#   c                   @   s   e Zd ZdZ	 dZdS )Blendr   r   N)r$   r%   r&   	OP_SOURCEOP_OVERr*   r*   r*   r+   r,   x   s
    r,   c                 C   s   t dtdi D ],\}}| |r4| t|d  } | |jv r4t| |  d|j d|   ||    S qdt d|  d}t|)NAPNG_DISPOSE_APNG_BLEND_
   .zmodule 'z' has no attribute '')	r#   r,   items
startswithlen__members__r   r$   AttributeError)nameenumprefixmsgr*   r*   r+   __getattr__   s   

 r=   c                 C   s*   t  }|| t}|jrd}t||S )NzDecompressed Data Too Large)zlibdecompressobj
decompressMAX_TEXT_CHUNKunconsumed_tail
ValueError)sdobj	plaintextr<   r*   r*   r+   _safe_zlib_decompress   s   rG   c                 C   s   t | |d@ S )Nl    )r>   crc32)dataseedr*   r*   r+   _crc32      rK   c                   @   s^   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dd ZdddZdS )ChunkStreamc                 C   s   || _ g | _d S N)fpqueueselfrO   r*   r*   r+   __init__      
zChunkStream.__init__c                 C   s   d}| j r| j  \}}}| j| n| jd}|dd }| 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 ))rP   poprO   seekreadtelli32is_cidr   LOAD_TRUNCATED_IMAGESreprSyntaxError)rR   cidposlengthrD   r<   r*   r*   r+   rX      s   

zChunkStream.readc                 C   s   | S rN   r*   rR   r*   r*   r+   	__enter__      zChunkStream.__enter__c                 G   s   |    d S rN   )close)rR   argsr*   r*   r+   __exit__   s   zChunkStream.__exit__c                 C   s   d  | _ | _d S rN   )rP   rO   rb   r*   r*   r+   re      rL   zChunkStream.closec                 C   s   | j |||f d S rN   )rP   appendrR   r_   r`   ra   r*   r*   r+   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decoderi   r*   r*   r+   call   s   zChunkStream.callc              
   C   s   t jr|d d? d@ r| || dS z"t|t|}t| jd}||kr3dt| d}t|W dS  t	j
yO } zdt| d}t||d}~ww )	zRead and verify checksumr      r   Nr   z(broken PNG file (bad header checksum in rU   z(broken PNG file (incomplete checksum in )r   r\   crc_skiprK   rZ   rO   rX   r]   r^   structerror)rR   r_   rI   crc1crc2r<   er*   r*   r+   crc   s   
zChunkStream.crcc                 C   s   | j d dS )zRead checksumr   N)rO   rX   )rR   r_   rI   r*   r*   r+   rs      s   zChunkStream.crc_skip   IENDc              
   C   sr   g }	 z	|   \}}}W n tjy  } zd}t||d }~ww ||kr(	 |S | |t| j| || q)NTztruncated PNG file)	rX   rt   ru   OSErrorry   r   
_safe_readrO   rh   )rR   endchunkcidsr_   r`   ra   rx   r<   r*   r*   r+   verify   s   

zChunkStream.verifyN)rz   )r$   r%   r&   rS   rX   rc   rg   re   rj   rq   ry   rs   r   r*   r*   r*   r+   rM      s    rM   c                   @   s   e Zd ZdZedddZdS )iTXtzq
    Subclass of string to allow iTXt chunks to look like strings while
    keeping their extra information

    Nc                 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
        )str__new__langtkey)clstextr   r   rR   r*   r*   r+   r     s   	ziTXt.__new__)NN)r$   r%   r&   __doc__staticmethodr   r*   r*   r*   r+   r      s    r   c                   @   s6   e Zd ZdZdd ZdddZddd	Zdd
dZdS )PngInfoz<
    PNG chunk container (for use with save(pnginfo=))

    c                 C   s
   g | _ d S rN   )chunksrb   r*   r*   r+   rS     s   
zPngInfo.__init__Fc                 C   s*   ||g}|r| d | j t| 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

        TN)rh   r   tuple)rR   r_   rI   
after_idatchunkr*   r*   r+   add  s   

zPngInfo.add c                 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)
isinstancebytesencoder   r>   compress)rR   keyvaluer   r   zipr*   r*   r+   add_itxt)  s   



 (zPngInfo.add_itxtc                 C   s   t |tr| j|||j|j|dS t |ts0z|dd}W n ty/   | j|||d Y S w t |ts;|dd}|rL| 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

        )r   r   r      zTXt        tEXtr   N)r   r   r   r   r   r   r   UnicodeErrorr   r>   r   )rR   r   r   r   r*   r*   r+   add_textE  s   
	

zPngInfo.add_textNF)r   r   F)r$   r%   r&   r   rS   r   r   r   r*   r*   r*   r+   r     s    

r   c                       s   e Zd Z fddZdd Zdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Z  ZS )+	PngStreamc                    sR   t  | i | _i | _d| _d | _d | _d | _d | _d | _	d | _
d | _d| _d S )Nr   r   r   )superrS   im_infoim_textim_sizeim_modeim_tile
im_paletteim_custom_mimetypeim_n_frames_seq_numrewind_statetext_memoryrQ   	__class__r*   r+   rS   f  s   
zPngStream.__init__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_MEMORYrC   )rR   chunklenr<   r*   r*   r+   check_text_memoryw  s   
zPngStream.check_text_memoryc                 C   s   | j  | j| jd| _d S )N)infotileseq_num)r   copyr   r   r   rb   r*   r*   r+   save_rewind  s   zPngStream.save_rewindc                 C   s(   | j d | _| j d | _| j d | _d S )Nr   r   r   )r   r   r   r   rb   r*   r*   r+   rewind  s   zPngStream.rewindc                 C   s   t | j|}|d}td|d |  td||  || }|dkr0d| d}t|zt||d d  }W n tyL   t j	rId }n Y n t
jyW   d }Y nw || jd< |S )	Nr   ziCCP profile name %rzCompression method %sr   Unknown compression method z in iCCP chunkr   icc_profile)r   r|   rO   findrm   rn   r^   rG   rC   r\   r>   ru   r   )rR   r`   ra   rD   icomp_methodr<   r   r*   r*   r+   
chunk_iCCP  s(   

zPngStream.chunk_iCCPc                 C   s   t | j|}|dk rt jr|S d}t|t|dt|df| _zt|d |d f \| _| _	W n	 t
y:   Y nw |d rDd| jd	< |d
 rNd}t||S )N   zTruncated IHDR chunkr   r   r   	      r   	interlace   zunknown filter category)r   r|   rO   r\   rC   rZ   r   _MODESr   
im_rawmode	Exceptionr   r^   rR   r`   ra   rD   r<   r*   r*   r+   
chunk_IHDR  s$    
zPngStream.chunk_IHDRc                 C   s\   d| j v rd| j d || jfg}n| jd urd| j d< dd| j || jfg}|| _|| _t)Nbboxr   Tdefault_imager   )r   r   r   r   r   im_idatEOFError)rR   r`   ra   r   r*   r*   r+   
chunk_IDAT  s   


zPngStream.chunk_IDATc                 C   s   t rN   )r   )rR   r`   ra   r*   r*   r+   
chunk_IEND  s   zPngStream.chunk_IENDc                 C   s&   t | j|}| jdkrd|f| _|S )Nr   r   )r   r|   rO   r   r   rR   r`   ra   rD   r*   r*   r+   
chunk_PLTE  s   

zPngStream.chunk_PLTEc                 C   s   t | j|}| jdkr(t|r!|d}|dkr|| jd< |S || jd< |S | jdv r6t|| jd< |S | jdkrKt|t|dt|df| jd< |S )	Nr   r   r   transparencyr   r   r   r   r   r   )	r   r|   rO   r   _simple_palettematchr   r   i16)rR   r`   ra   rD   r   r*   r*   r+   
chunk_tRNS  s   



	


 zPngStream.chunk_tRNSc                 C   s$   t | j|}t|d | jd< |S )N     j@gamma)r   r|   rO   rZ   r   r   r*   r*   r+   
chunk_gAMA  s   zPngStream.chunk_gAMAc                 C   sB   t | j|}tdt|d  |}tdd |D | jd< |S )Nz>%dIr   c                 s   s    | ]}|d  V  qdS )r   Nr*   ).0eltr*   r*   r+   	<genexpr>  s    z'PngStream.chunk_cHRM.<locals>.<genexpr>chromaticity)r   r|   rO   rt   unpackr6   r   r   )rR   r`   ra   rD   raw_valsr*   r*   r+   
chunk_cHRM  s   zPngStream.chunk_cHRMc                 C   s>   t | j|}|dk rt jr|S d}t||d | jd< |S )Nr   zTruncated sRGB chunkr   srgb)r   r|   rO   r\   rC   r   r   r*   r*   r+   
chunk_sRGB  s   zPngStream.chunk_sRGBc           	      C   s   t | j|}|dk rt jr|S d}t|t|dt|d}}|d }|dkr8|d |d f}|| jd< |S |dkrC||f| jd	< |S )
Nr   zTruncated pHYs chunkr   r   r   r   
F%u?dpiaspect)r   r|   rO   r\   rC   rZ   r   )	rR   r`   ra   rD   r<   pxpyunitr   r*   r*   r+   
chunk_pHYs  s   
zPngStream.chunk_pHYsc                 C   s   t | j|}z
|dd\}}W n ty   |}d}Y nw |rD|dd}|dd}|dkr3|n|| j|< || j|< | t	| |S )Nr   r       r   r   replaceexif)
r   r|   rO   splitrC   rp   r   r   r   r6   )rR   r`   ra   rD   kvv_strr*   r*   r+   
chunk_tEXt  s   
zPngStream.chunk_tEXtc                 C   s   t | j|}z
|dd\}}W n ty   |}d}Y nw |r&|d }nd}|dkr6d| d}t|z
t|dd  }W n tyP   t jrMd}n Y n tj	y[   d}Y nw |r{|
dd}|
dd	}| | j|< | j|< | t| |S )
Nr   r   r   r   r   z in zTXt chunkr   r   r   )r   r|   rO   r   rC   r^   rG   r\   r>   ru   rp   r   r   r   r6   )rR   r`   ra   rD   r   r   r   r<   r*   r*   r+   
chunk_zTXt)  s:   
zPngStream.chunk_zTXtc                 C   sl  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yM   | Y S w |dkry|dkrwzt|
}
W n tyk   t jrj| Y S   tj	yv   | Y S w |S 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   r   r   r   )r   r|   rO   r   rC   r6   rG   r\   r>   ru   rp   r   r   r   r   r   )rR   r`   ra   rrD   r   cfcmr   tkr   r*   r*   r+   
chunk_iTXtK  sJ    zPngStream.chunk_iTXtc                 C   s    t | j|}d| | jd< |S )N   Exif  r   )r   r|   rO   r   r   r*   r*   r+   
chunk_eXIfs  s   zPngStream.chunk_eXIfc                 C   s   t | j|}|dk rt jr|S d}t|| jd ur%d | _td |S t|}|dks1|dkr8t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   r|   rO   r\   rC   r   warningswarnrZ   r   r   )rR   r`   ra   rD   r<   n_framesr*   r*   r+   
chunk_acTLy  s$   


zPngStream.chunk_acTLc                 C   s@  t | j|}|dk rt jr|S d}t|t|}| jd u r#|dks/| jd ur5| j|d kr5d}t||| _t|dt|d}}t|dt|d	}}	| j\}
}|| |
ks_|	| |kred
}t|||	|| |	| f| j	d< t
|dt
|d}}|dkrd}t|t| d | j	d< |d | j	d< |d | j	d< |S )N   z"APNG contains truncated fcTL chunkr   r   #APNG contains frame sequence errorsr   r   r   r   zAPNG contains invalid framesr         d     duration   disposal   blend)r   r|   rO   r\   rC   rZ   r   r^   r   r   r   float)rR   r`   ra   rD   r<   seqwidthheightr   r   im_wim_h	delay_num	delay_denr*   r*   r+   
chunk_fcTL  s:   
zPngStream.chunk_fcTLc                 C   sv   |dk rt jrt | j|}|S d}t|t | jd}t|}| j|d kr.d}t||| _| |d |d S )Nr   z"APNG contains truncated fDAT chunkr   r  )	r   r\   r|   rO   rC   rZ   r   r^   r   )rR   r`   ra   rD   r<   r  r*   r*   r+   
chunk_fdAT  s   zPngStream.chunk_fdAT)r$   r%   r&   rS   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r  r  r  __classcell__r*   r*   r   r+   r   e  s,    		"(r   c                 C   s   | d d t kS )Nr   )_MAGIC)r;   r*   r*   r+   _accept  rL   r  c                       s   e Zd ZdZdZdd Zedd Zdd Zd	d
 Z	dddZ
dd Zdd Zdd Zdd Zdd Z fddZdd Z  ZS )PngImageFilePNGzPortable network graphicsc              	   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   ).r  rO   rX   r^   _fp_PngImageFile__frameprivate_chunksr   pngrq   r   r8   rm   rn   r   r|   islowerrh   ry   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_idatrY   _PngImageFile__rewind_seekis_animated)rR   r<   r_   r`   ra   rD   rawmoderI   r*   r*   r+   _open  sZ   






zPngImageFile._openc                 C   sD   | j d u r| jr| j}| | jd  |   | jr| | | j S )Nr   )r%  r/  r  rW   r   load)rR   framer*   r*   r+   r     s   

zPngImageFile.textc                 C   s^   | j du rd}t|| j | jd d d  | j  | j  | jr*| j   d| _ dS )zVerify PNG fileNz)verify must be called directly after openr   r   r   )rO   RuntimeErrorrW   r   r!  r   re   _exclusive_fp)rR   r<   r*   r*   r+   r     s   




zPngImageFile.verifyc                 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_checkr  r.  ranger   rW   )rR   r3  
last_framefrx   r<   r*   r*   r+   rW   -  s   



zPngImageFile.seekFc              	   C   s  |dkrT|r-| j | j | j  | j| _d | _| jrd | _| jj	| _
| jj| _| j | _d | _d | _| j
dd| _| j
d| _| j
d| _| j
d| _d| _n|| jd krdd| }t||   | jrt| j| j| j | j | _| j | _| jrt| j| j d| _d}	 | jd
 z
| j \}}}W n tjtfy   Y ndw |dkrd}t ||dkr|rd}t|d	}z
| j!||| W n? t"y   Y n8 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s2t | jd u rC| jt&j'krCt&j(| _| jt&j'kr[| j | _| )| j| j| _d S | jt&j(krwt*j+,| j-| j.| _| )| j| j| _d S d | _d S )Nr   r   Fr
  r  r   r   zcannot seek to frame Tr   rz   zNo more images in APNG file   fcTLzAPNG missing frame datar  r  )/r  rW   r-  r!  r   r,  r*  impyaccessr   r   r   r   rO   _prev_imdisposer'  r   
dispose_opblend_opdispose_extentr  rC   r2  paster   r   r|   rX   rt   ru   r^   r   rq   UnicodeDecodeErrorr8   rm   rn   r#   r)   r(   _cropr   corefillr#  size)rR   r3  r   r<   frame_startr_   r`   ra   r*   r*   r+   r.  <  s   



!

zPngImageFile._seekc                 C   s   | j S rN   )r  rb   r*   r*   r+   rY     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'  decoderconfigr*  _PngImageFile__idatr   load_preparerb   r*   r*   r+   rK    s   zPngImageFile.load_preparec                 C   s   | j dkrG| jd | j \}}}|dvr!| j||| dS |dkr?z
| j||| W n	 ty8   Y nw |d | _ n|| _ | j dks|dkrO| j }nt|| j }| j | | _ | j|S )zinternal: read more image datar   r   )   IDATs   DDATr  r   r  )rJ  rO   rX   r!  rj   rq   r   min)rR   
read_bytesr_   r`   ra   r*   r*   r+   	load_read  s(   

zPngImageFile.load_readc              	   C   s  | j dkr| j| j  	 | jd z
| j \}}}W n tjtfy)   Y nmw |dkr/ng|dkrB| jrBd| _| j	||| nTz
| j
||| W nH tyU   Y nA tyl   |dkrc|d8 }t| j| 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r| | j| j}| jjdkrd| j v r|!d| j d }n|"d}| j#|| j| | j| _| j$rd
| _$d
S d
S d
S d
S )z%internal: finished reading image datar   Tr   rz   r:  r  r  r   r   Nr   r   r   )%rJ  rO   rX   r!  rt   ru   r^   r/  r*  rj   rq   rC  r   r   r|   r8   rm   rn   r"  r   rh   r   r%  re   r=  r@  r,   r.   rD  r;  rA  r#  r   convert_transparentconvertrB  r<  )rR   r_   r`   ra   rD   updatedmaskr*   r*   r+   load_end  s`   







zPngImageFile.load_endc                 C   s6   d| j vr	|   d| j vrd| j vrd S |   S )Nr   zRaw profile type exif)r   r2  getexif_get_merged_dictrb   r*   r*   r+   _getexif  s
   
zPngImageFile._getexifc                    s   d| j vr	|   t  S )Nr   )r   r2  r   rU  rb   r   r*   r+   rU     s   

zPngImageFile.getexifc                 C   s   d| j v r| | 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   _getxmprb   r*   r*   r+   getxmp  s
   	zPngImageFile.getxmpr   )r$   r%   r&   formatformat_descriptionr1  propertyr   r   rW   r.  rY   rK  rO  rT  rW  rU  rY  r  r*   r*   r   r+   r    s     C

]	!3r  )r       )L;1r]  )r   s    )r   s    )r   s    )r   s   )r   s    )r   s   )r   s   )r   s   )r   s   )r   s   )r   s   )r   r^  r   r   r   r   r   zI;16r   r   r   r   r   r   c                 G   sJ   d |}| tt||  | | t|t|}| t| dS )z'Write a PNG chunk (including CRC field)r   N)joinwriteo32r6   rK   rO   r_   rI   ry   r*   r*   r+   putchunk*  s
   

rc  c                   @      e Zd Zdd Zdd ZdS )_idatc                 C   s   || _ || _d S rN   )rO   r   )rR   rO   r   r*   r*   r+   rS   8  rT   z_idat.__init__c                 C   s   |  | jd| d S )NrL  )r   rO   rR   rI   r*   r*   r+   r`  <     z_idat.writeNr$   r%   r&   rS   r`  r*   r*   r*   r+   re  5  s    re  c                   @   rd  )_fdatc                 C   s   || _ || _|| _d S rN   )rO   r   r   )rR   rO   r   r   r*   r*   r+   rS   C  s   
z_fdat.__init__c                 C   s*   |  | jdt| j| |  jd7  _d S )Nr  r   )r   rO   ra  r   rf  r*   r*   r+   r`  H  s   z_fdat.writeNrh  r*   r*   r*   r+   ri  @  s    ri  c                 C   s  | j d| jdd}| j d| jdd}| j d| jdtj}| j d| jdtj}	|r:t|}
nt| g|}
g }d}|
D ]}t	
|D ]}|j|krZ| }n|dkrg|j|| jd}n||}| j  }t|ttfr~|| |d< t|ttfr|| |d< t|	ttfr|	| |d< |d7 }|r4|d	 }|d
 d}|d
 d}|tjkrt|dk rtj}|tjkr|d  }tjd| jd}|d }|r||}nd| j }||| n|tjkr|d d }n|d }t|d|d}| }|s3||dkr3||dkr3t|ttfr2|d
 d  |d 7  < qNnd }||||d qNqG||dtt|t| |rct !| t"||dd| j d|fg d}t#|D ]\}}|d }|d s|d|j }n	|d }||}|j}|d
 }t$t%|d|}|d|}|d|	}||dt|t|d t|d t|d t|d t&|t&dt'|t'| |d7 }|dkr|st !|t"||dd|j d|fg qit(|||}t !||dd|j d|fg |j)}qid S )Nr  r   r   r
  r  r   )r)  r   encoderinfor   r;  r   )r   r   r   r   r   r   r   )r;  r   rk  s   acTLr   r:  r  )*rk  r'  r   r#   r'   r,   r-   	itertoolschainr   Iteratorr#  r   rQ  r)  r   listr   r)   r6   r(   r   rE  rF  rG  croprB  r   subtract_modulogetbboxrh   ra  r   _savere  	enumerateintroundo16r   ri  r   )r;  rO   r   r0  r   append_imagesr  r   r
  r  rn  	im_framesframe_countim_seqim_framerk  previousprev_disposal
prev_blendbase_imr>  r   deltar   r3  
frame_datarG  frame_durationframe_disposalframe_blendfdat_chunksr*   r*   r+   _write_multiple_framesM  s   






6
$






r  c                 C   s   t | ||dd d S )NT)save_all)rt  )r;  rO   filenamer*   r*   r+   	_save_all  rg  r  Fc           $   
   C   s  |rI| j d| jd}t }| j dg }|rt|}nt| g|}|D ]}	t|	D ]}
||
j	 q/q(dD ]}||v rC nq;|
 }n| j	}|dkrd| j v r`td| j d > d}n| jruttt| j d d dd}nd}|d	kr|d
krd}n	|dkrd
}nd}| d| }| j dd| j dd| j dd| j ddf| _zt| \}}W n ty } zd| d}t||d }~ww |t ||dt| jd t| jd |ddd g d}| j d| jd}|rd}|d t| }||d| |d | j d}|rbg d }|jD ]B}|d d
 \}}||v r;|| |||| q||v rH|||| q|dd
  r`|d
d }|s`|||| q| j	dkr|d }| jd!d | }t||k r|d7 }t||k s}||d"| | j d#| jd#d }|s|dkr| j	dkr|}t|t r||d$|d |  nztdtd%|}d&| d }||d$|d |  na| j	d'v rtdtd(|}||d$t!| nJ| j	d!kr|\}} }!||d$t!|t!|  t!|!  n.d#| j v rd)}t|n!| j	dkr5| j" d*kr5| jd*d+}|}||d$|d |  | j d,}"|"rZ||d-tt#|"d d. d/ tt#|"d d. d/ d0 |rd1d2g}|jD ]}|d d
 \}}||v r~|| |||| qd| j d3}#|#rt|#t$j%r|#&d4}#|#'d5r|#d6d  }#||d7|# |rt(| ||||| nt)*| t+||d8d9| j d|fg |r|jD ]#}|d d
 \}}|dd
  r|d
d }|r|||| q||d:d t,|d;r|-  d S d S )<Nr   ry  )r   r   r   r   bitsr      r    r   r   r   ;optimizeFcompress_levelrj  compress_type
dictionaryr   zcannot write mode z as PNGs   IHDRr   r   )s   cHRMs   gAMAs   sBIT   sRGBs   tIMEr   s   ICC Profiler   s   iCCPr  pnginfo)s   sPLTr   r   r   r   s   PLTEr   s   tRNS      r   i  z%cannot use transparency for this moder   Ar   s   pHYsr   g      ?   s   bKGDs   hISTr   r   r   r!   s   eXIfr   r   rz   flush).rk  r'  r   setrm  rn  r   ro  r   r#  rV   rM  r)  maxr6   getdataencoderconfig	_OUTMODESKeyErrorr{   r`  r  ra  rG  r>   r   remover   r"  r;  
getpaletter   r   rx  getpalettemoderv  r   Exiftobytesr5   r  r   rt  re  hasattrr  )$r;  rO   r  r   r  r   modesry  rn  r|  r}  r#  colorsr  r0  rx   r<   r   iccr9   rI   r   chunks_multiple_allowed
info_chunkr_   r   palette_byte_numberpalette_bytesr   alpha_bytesalpharedgreenbluer   r   r*   r*   r+   rt    s&  
$







"



$
rt  c                 K   sD   G dd d}dd }| }z|| _ t| |d| W | ` |jS | ` w )z4Return a list of PNG chunks representing this image.c                   @   s    e Zd Zg Zdd Zdd ZdS )zgetchunks.<locals>.collectorc                 S   s   d S rN   r*   rf  r*   r*   r+   r`    rd   z"getchunks.<locals>.collector.writec                 S   s   | j | d S rN   )rI   rh   )rR   r   r*   r*   r+   rh     rL   z#getchunks.<locals>.collector.appendN)r$   r%   r&   rI   r`  rh   r*   r*   r*   r+   	collector  s    r  c                 W   s0   d |}tt|t|}| |||f d S )Nr   )r_  ra  rK   rh   rb  r*   r*   r+   rh     s   
zgetchunks.<locals>.appendN)rk  rt  rI   )r;  paramsr  rh   rO   r*   r*   r+   	getchunks  s   	r  z.pngz.apngz	image/png)r   )@rm  loggingrert   r   r>   r:   r   r   r   r   r   r   r   _binaryr	   r   r
   rZ   r   r   rx  r   ra  
_deprecater   	getLoggerr$   rm   compiler   r[   r  r   r   	SAFEBLOCKrA   r   r#   r,   r=   rG   rK   rM   r   r   r   r   r  r  r  rc  re  ri  r  r  rt  r  register_openrZ  register_saveregister_save_allregister_extensionsregister_mimer*   r*   r*   r+   <module>   s   !


	YT  [  U} G