U
    '1e+                    @   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Zd dlmZ d dl	m
Z
 d dlmZmZ ddlmZmZmZmZmZmZ ddlmZ ddlmZ dd	lmZ dd
lmZ eeZdZdZ dZ!dZ"dZ#dZ$dZ%dZ&dZ'dZ(dZ)dZ*dZ+dZ,dZ-dZ.dZ/dZ0dZ1dZ2dZ3dZ4d Z5d!Z6d"Z7d#Z8d$Z9d%Z:d&Z;d'Z<d(Z=d)Z>d*Z?d+Z@d,ZAd-ZBd.ZCd/ZDd0ZEd1ZFd2ZGd3ZHd4ZId5ZJd6ZKd7ZLd8d9d:d;d<d=d>d?d@dAdBdCdDdEdFdGdHdIZMdJdK eMN D ZOe#d dLddLdMfdNe$d dLddLdMfdNe#d dLdOdLdMfdPe$d dLdOdLdMfdPe#ddLddLdMfdQe$ddLddLdMfdQe#ddLdOdLdMfdRe$ddLdOdLdMfdRe#d dLddSdMfdTe$d dLddSdMfdTe#d dLdOdSdMfdUe$d dLdOdSdMfdUe#ddLddSdMfdVe$ddLddSdMfdVe#ddLdOdSdMfdWe$ddLdOdSdMfdWe#d dLddXdMfdYe$d dLddXdMfdYe#d dLdOdXdMfdZe$d dLdOdXdMfdZe#ddLddXdMfd[e$ddLddXdMfd[e#ddLdOdXdMfd\e$ddLdOdXdMfd\e#d dLdd]dMfd^e$d dLdd]dMfd^e#d dLdOd]dMfd_e$d dLdOd]dMfd_e#ddLdd]dMfd`e$ddLdd]dMfd`e#ddSdd]dMfd`e$ddSdd]dMfd`e#ddLdOd]dMfdae$ddLdOd]dMfdae#ddLddbdMfdce#d dLddddMfdee#ddLddddMfdee$ddLddddMfdfe#ddLdOdddMfdge#ddSddddMfdhe$ddSddddMfdie#d djddkdMfdle$d djddkdMfdme#ddLddkdMfdne#ddSddkdMfdoe$ddSddkdMfdpe#ddjddkdMfdle$ddjddkdMfdme#ddLddqdSfdre$ddLddqdSfdre#dOdLddsdMfdte$dOdLddsdMfdte#dOdLdOdsdMfdue$dOdLdOdsdMfdue#dOdLddvdMfdwe$dOdLddvdMfdwe#dOdLddvdxfdye$dOdLddvdxfdye#dOdLddzd{fd|e$dOdLddzd{fd|e#dOdLdd}d~fde$dOdLdd}d~fde#dOdLddvdLfde$dOdLddvdLfde#dOdLddzdfde$dOdLddzdfde#dOdLdd}dfde$dOdLdd}dfde#dOdLddvdSfdwe$dOdLddvdSfdwe#dOdLddzdfde$dOdLddzdfde#dOdLdd}dfde$dOdLdd}dfde#dOdLddvdfdwe$dOdLddvdfdwe#dOdLdddMfde$dOdLdddMfde#dOdLdddMfde$dOdLdddMfde#dOdLdddxfde$dOdLdddxfde#dOdLdddLfde$dOdLdddLfde#dOdLdddSfde$dOdLdddSfde#ddLddLdMfde$ddLddLdMfde#ddLdOdLdMfde$ddLdOdLdMfde#ddLddSdMfde$ddLddSdMfde#ddLdOdSdMfde$ddLdOdSdMfde#ddLddXdMfde$ddLddXdMfde#ddLdOdXdMfde$ddLdOdXdMfde#ddLdd]dMfde$ddLdd]dMfde#ddLddqdSfde$ddLddqdSfde#ddLdOd]dMfde$ddLdOd]dMfde#ddLddvdMfde$ddLddvdMfde#ddLddzdxfde$ddLddzdxfde#ddLdd}d{fde$ddLdd}d{fde#ddLdddMfde#ddLdd]dMfd`e$ddLdd]dMfd`e#ddLddsdMfde$ddLddsdMfde#ddLddsdMfde$ddLddsdMfdiuZPeQdd ePD ZRddddddgZSdd ZTdd ZUdd ZVi ZWi ZXG dd deZYG dd deZZeWeZ_WeXeZ_XeN D ]B\Z[Z\e\]ddZ\e^eZde\ eWe[ d  e^eZde\ eXe[  	qv[W[X[[[\G dd deZZ_e_Z`G dd dejZade#dddLdfde#ddd]dfde#dddqdOfde#ddd]dfde#dddqdOfde#ddOdkdfde#dddddfde#ddOdddfde#dddkdfde#dOddsdfde#dOddvd fde#dOddvdOfde#dddvdfde#dddsdfde#dddsdfde$ddOdkdfde$dddddfde$ddOdddfde$dddkdfdԜZbddք ZcG dd؄ d؃Zdddڄ ZeefeajgeaeT eheajgec eieajgee ejeajgddg ekeajgdݡ dS )    N)MutableMapping)Fraction)NumberRational   )ExifTagsImage	ImageFileImageOpsImagePaletteTiffTags)i16be)i32beo8TYPESFT   s   IIs   MM   i  i  i  i  i
  i    i  i  i  i  i  i  i(  i-  i1  i2  i;  i=  i@  iB  iC  D  iE  iJ  iR  iS  i[  i  i  i  i  iI  is  ii  i  i  i  i  rawZ
tiff_ccittZgroup3Zgroup4Ztiff_lzw	tiff_jpegjpegtiff_adobe_deflateZtiff_raw_16ZpackbitsZtiff_thunderscantiff_deflateZtiff_sgilogZtiff_sgilog24lzmaZzstdZwebp)r                        i  i  i)  i  it  iu  im  iP  iQ  c                 C   s   i | ]\}}||qS  r$   ).0kvr$   r$   7/tmp/pip-unpacked-wheel-zvj9szaa/PIL/TiffImagePlugin.py
<dictcomp>   s      r)   r   r$   )1z1;Ir   )r+   z1;IR)r+   r+   )r+   z1;R)r   )LzL;2I)r,   zL;2IR)r,   zL;2)r,   zL;2R)r   )r,   zL;4I)r,   zL;4IR)r,   zL;4)r,   zL;4R)r#   )r,   zL;I)r,   zL;IR)r,   r,   )r,   zL;R)   )I;16zI;12)   )r.   r.   )I;16Br0   )r.   zI;16R)II;16S)r1   I;16BS)r   )    )FF;32F)r5   F;32BF)r1   zI;32N)r1   I;32S)r1   I;32BS)r#   r#   )LAr:   )r#   r#   r#   )RGBr;   )r;   zRGB;R)r#   r#   r#   r#   )RGBAr<   )r   )RGBXr=   )r#   r#   r#   r#   r#   r   r   )r=   ZRGBXX)r#   r#   r#   r#   r#   r#   )r   r   r   )r=   ZRGBXXX)r<   ZRGBa)r   r   )r<   ZRGBaX)r   r   r   )r<   ZRGBaXX)r   r   )r<   ZRGBAX)r   r   r   )r<   ZRGBAXX)i  )r/   r/   r/   )r;   zRGB;16L)r;   zRGB;16B)r/   r/   r/   r/   )r<   zRGBA;16L)r<   zRGBA;16B)r=   zRGBX;16L)r=   zRGBX;16B)r<   zRGBa;16L)r<   zRGBa;16Br   )PzP;1)r?   zP;1R)r?   zP;2)r?   zP;2R)r?   zP;4)r?   zP;4R)r?   r?   )PAr@   )r?   zP;Rr    )CMYKrA   )rA   ZCMYKX)rA   ZCMYKXX)rA   zCMYK;16Lr!   )r;   r=   r#   )LABrB   c                 c   s   | ]}t |d  V  qdS )r   N)len)r%   Zkey_tpr$   r$   r(   	<genexpr>  s     rD      MM *   II* s   MM* s   II *s   MM +s   II+ c                 C   s   | d d t kS Nr   )PREFIXESprefixr$   r$   r(   _accept  s    rK   c                 C   s<   t | dk}t|rd|  n| |}|r8|d d d S |S )Nr   )absIFDRationallimit_rational)valmax_valinvn_dr$   r$   r(   _limit_rational  s    rT   c                 C   sP   t | }|j|jf}t||k r.t| t|}t||krLt | } t| |}|S N)r   	numeratordenominatorminrT   rM   max)rP   rQ   Zmin_valfracrS   r$   r$   r(   _limit_signed_rational  s    
r[   c                   @   sR  e Zd ZdZdZd4ddZedd Zedd	 Zd
d Z	dd Z
dd Zdd Zdd Zdd Zdd ZedZedZedZedZedZedZedZedZed Zed!Zed"Zed#Zed$Zed%Zed&Zed'Zed(Z ed)Z!ed*Z"ed+Z#ed,Z$ed-Z%ed.Z&ed/Z'ed0Z(ed1Z)e*e+d2rNed2Z,d3S )5rN   zImplements a rational class where 0/0 is a legal value to match
    the in the wild use of exif rationals.

    e.g., DigitalZoomRatio - 0.00/0.00  indicates that no digital zoom was used
    )
_numerator_denominator_valr   c                 C   s   t |tr&|j| _|j| _|j| _dS t |trB|j| _|j| _n|| _|| _|dkrbtd| _n |dkrvt|| _nt||| _dS )z
        :param value: either an integer numerator, a
        float/rational/other number, or an IFDRational
        :param denominator: Optional integer denominator
        Nr   nanr   )	
isinstancerN   rV   r\   rW   r]   r^   r   float)selfvaluerW   r$   r$   r(   __init__A  s    


zIFDRational.__init__c                 C   s   | j S rU   )r\   rb   r$   r$   r(   rV   [  s    zIFDRational.numeratorc                 C   s   | j S rU   )r]   re   r$   r$   r(   rW   _  s    zIFDRational.denominatorc                 C   s.   | j dkr| j| j fS | j|}|j|j fS )z

        :param max_denominator: Integer, the maximum denominator value
        :returns: Tuple of (numerator, denominator)
        r   )rW   rV   r^   Zlimit_denominator)rb   Zmax_denominatorfr$   r$   r(   rO   c  s    
zIFDRational.limit_rationalc                 C   s   t t| jS rU   )strra   r^   re   r$   r$   r(   __repr__p  s    zIFDRational.__repr__c                 C   s
   | j  S rU   )r^   __hash__re   r$   r$   r(   ri   s  s    zIFDRational.__hash__c                 C   s0   | j }t|tr|j }t|tr(t|}||kS rU   )r^   r`   rN   ra   )rb   otherrP   r$   r$   r(   __eq__v  s    

zIFDRational.__eq__c                 C   s   | j | j| jgS rU   )r^   r\   r]   re   r$   r$   r(   __getstate__~  s    zIFDRational.__getstate__c                 C   s,   t | d |\}}}|| _|| _|| _d S )Nr   )rN   rd   r^   r\   r]   )rb   stater^   r\   r]   r$   r$   r(   __setstate__  s
    
zIFDRational.__setstate__c                    s    fdd}|S )Nc                    s   t | j | S rU   )getattrr^   )rb   argsopr$   r(   delegate  s    z'IFDRational._delegate.<locals>.delegater$   )rr   rs   r$   rq   r(   	_delegate  s    zIFDRational._delegate__add____radd____sub____rsub____mul____rmul____truediv____rtruediv____floordiv____rfloordiv____mod____rmod____pow____rpow____pos____neg____abs__	__trunc____lt____gt____le____ge____bool____ceil__	__floor__	__round____int__N)r   )-__name__
__module____qualname____doc__	__slots__rd   propertyrV   rW   rO   rh   ri   rk   rl   rn   rt   ru   rv   rw   rx   ry   rz   r{   r|   r}   r~   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   hasattrr   r   r$   r$   r$   r(   rN   3  sT   


rN   c                   @   s  e Zd ZdZd^ddZedd Zedd Zed	d Zej	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$d% Zd&d' Zd(d) Zeeeejd*d+fejd,d-fejd.d/fejd0d1fej d2d3fej!d4d5fej"d6d7fej#d,d-fej$d8d9fg	 ed:d:d_d<d=Z%ed:d>d? Z&ed@d:d`dAdBZ'ed@dCdD Z(edEdFdadGdHZ)edEdIdJ Z*edKd:dbdLdMZ+edKdNdO Z,edPdFdcdQdRZ-edPdSdT Z.dUdV Z/dWdX Z0dddZd[Z1d\d] Z2dS )eImageFileDirectory_v2a  This class represents a TIFF tag directory.  To speed things up, we
    don't decode tags unless they're asked for.

    Exposes a dictionary interface of the tags in the directory::

        ifd = ImageFileDirectory_v2()
        ifd[key] = 'Some Data'
        ifd.tagtype[key] = TiffTags.ASCII
        print(ifd[key])
        'Some Data'

    Individual values are returned as the strings or numbers, sequences are
    returned as tuples of the values.

    The tiff metadata type of each item is stored in a dictionary of
    tag types in
    :attr:`~PIL.TiffImagePlugin.ImageFileDirectory_v2.tagtype`. The types
    are read from a tiff file, guessed from the type added, or added
    manually.

    Data Structures:

        * ``self.tagtype = {}``

          * Key: numerical TIFF tag number
          * Value: integer corresponding to the data type from
            :py:data:`.TiffTags.TYPES`

          .. versionadded:: 3.0.0

    'Internal' data structures:

        * ``self._tags_v2 = {}``

          * Key: numerical TIFF tag number
          * Value: decoded data, as tuple for multiple values

        * ``self._tagdata = {}``

          * Key: numerical TIFF tag number
          * Value: undecoded byte string from file

        * ``self._tags_v1 = {}``

          * Key: numerical TIFF tag number
          * Value: decoded data in the v1 format

    Tags will be found in the private attributes ``self._tagdata``, and in
    ``self._tags_v2`` once decoded.

    ``self.legacy_api`` is a value for internal use, and shouldn't be changed
    from outside code. In cooperation with
    :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v1`, if ``legacy_api``
    is true, then decoded tags will be populated into both ``_tags_v1`` and
    ``_tags_v2``. ``_tags_v2`` will be used if this IFD is used in the TIFF
    save routine. Tags should be read from ``_tags_v1`` if
    ``legacy_api == true``.

       II*     Nc                 C   s   t |s dt| d}t||dk	r,|n
|dd | _| jtkrLd| _n| jtkr^d| _nd}t||d dk| _|| _i | _	| 
  | jr| d	|d
d n| d|dd \| _d| _dS )a  Initialize an ImageFileDirectory.

        To construct an ImageFileDirectory from a real file, pass the 8-byte
        magic header to the constructor.  To only set the endianness, pass it
        as the 'prefix' keyword argument.

        :param ifh: One of the accepted magic headers (cf. PREFIXES); also sets
              endianness.
        :param prefix: Override the endianness of the file.
        znot a TIFF file (header z not valid)Nr   ><znot a TIFF IFD+   Qr#   r,   r   F)rK   reprSyntaxError_prefixMM_endianII_bigtiffgrouptagtypereset_unpacknext_legacy_api)rb   ifhrJ   r   msgr$   r$   r(   rd     s"    

,zImageFileDirectory_v2.__init__c                 C   s   | j S rU   )r   re   r$   r$   r(   <lambda>      zImageFileDirectory_v2.<lambda>c                 C   s   | j S rU   )_offsetre   r$   r$   r(   r     r   c                 C   s   | j S rU   )r   re   r$   r$   r(   r     r   c                 C   s   d}t |d S )Nz"Not allowing setting of legacy api)	Exception)rb   rc   r   r$   r$   r(   
legacy_api  s    z ImageFileDirectory_v2.legacy_apic                 C   s(   i | _ i | _i | _i | _d | _d | _d S rU   )_tags_v1_tags_v2_tagdatar   _nextr   re   r$   r$   r(   r     s    zImageFileDirectory_v2.resetc                 C   s   t t| S rU   )rg   dictre   r$   r$   r(   __str__#  s    zImageFileDirectory_v2.__str__c                    s    fdd   D S )z
        :returns: dict of name|key: value

        Returns the complete tag dictionary, with named tags where possible.
        c                    s"   i | ]\}}t | jj|qS r$   )r   lookupr   name)r%   coderc   re   r$   r(   r)   ,  s    z/ImageFileDirectory_v2.named.<locals>.<dictcomp>)itemsre   r$   re   r(   named&  s    
zImageFileDirectory_v2.namedc                 C   s   t t| jt| jB S rU   )rC   setr   r   re   r$   r$   r(   __len__1  s    zImageFileDirectory_v2.__len__c                 C   sf   || j kr>| j| }| j| }| j| \}}|| || j| |< | j | }| jrbt|ttfsb|f}|S rU   )r   r   r   _load_dispatchr   r`   tuplebytes)rb   tagdatatypsizehandlerrP   r$   r$   r(   __getitem__4  s    



z!ImageFileDirectory_v2.__getitem__c                 C   s   || j kp|| jkS rU   )r   r   rb   r   r$   r$   r(   __contains__?  s    z"ImageFileDirectory_v2.__contains__c                 C   s   |  ||| j d S rU   )_setitemr   )rb   r   rc   r$   r$   r(   __setitem__B  s    z!ImageFileDirectory_v2.__setitem__c              
      s  t ttf}t|| j t||r(|gn|}|| jkrp jrN j| j|< n"tj	| j|< t
dd |D rt
dd |D rtjntj| j|< nt
dd |D rt
dd |D rtj| j|< nDt
dd |D rtj| j|< n$t
dd |D rtjntj| j|< ndt
dd |D r.tj| j|< nBt
d	d |D rPtj| j|< n t
d
d |D rptj| j|< | j| tj	krdd |D }n | j| tjkrdd |D }| j| tjkot|t}|st fdd|D }|r| jn| j}|s jdks@| j| tjks@ jd krt|dkr|s|rd| j| tjtjfkrd|f}z|\||< W n> tk
r   td| dt| d |d ||< Y nX n|||< d S )Nc                 s   s   | ]}t |tV  qd S rU   )r`   rN   r%   r'   r$   r$   r(   rD   P  s     z1ImageFileDirectory_v2._setitem.<locals>.<genexpr>c                 s   s   | ]}|d kV  qdS r   Nr$   r   r$   r$   r(   rD   S  s     c                 s   s   | ]}t |tV  qd S rU   )r`   intr   r$   r$   r(   rD   V  s     c                 s   s&   | ]}d |  kodk n  V  qdS )r   r   Nr$   r   r$   r$   r(   rD   W  s     c                 s   s&   | ]}d |  k odk n  V  qdS )i i   Nr$   r   r$   r$   r(   rD   Y  s     c                 s   s   | ]}|d kV  qdS r   r$   r   r$   r$   r(   rD   ^  s     c                 s   s   | ]}t |tV  qd S rU   )r`   ra   r   r$   r$   r(   rD   a  s     c                 s   s   | ]}t |tV  qd S rU   )r`   rg   r   r$   r$   r(   rD   c  s     c                 s   s   | ]}t |tV  qd S rU   )r`   r   r   r$   r$   r(   rD   e  s     c                 S   s&   g | ]}t |tr|d dn|qS )asciireplace)r`   rg   encoder   r$   r$   r(   
<listcomp>i  s   z2ImageFileDirectory_v2._setitem.<locals>.<listcomp>c                 S   s"   g | ]}t |trt|n|qS r$   )r`   r   ra   r   r$   r$   r(   r   n  s     c                 3   s   | ]}  |V  qd S rU   )Zcvt_enumr%   rc   infor$   r(   rD   r  s     r   zMetadata Warning, tag z had too many entries: z, expected 1r   )r   r   rg   r   r   r   r`   r   type	UNDEFINEDallZRATIONALZSIGNED_RATIONALSHORTSIGNED_SHORTLONGSIGNED_LONGDOUBLEASCIIBYTEr   r   r   r   lengthrC   
ValueErrorwarningswarn)rb   r   rc   r   Z	basetypesvaluesis_ifddestr$   r   r(   r   E  sz    



zImageFileDirectory_v2._setitemc                 C   s.   | j |d  | j|d  | j|d  d S rU   )r   popr   r   r   r$   r$   r(   __delitem__  s    z!ImageFileDirectory_v2.__delitem__c                 C   s   t t| jt| jB S rU   )iterr   r   r   re   r$   r$   r(   __iter__  s    zImageFileDirectory_v2.__iter__c                 C   s   t | j| |S rU   )structunpackr   )rb   fmtr   r$   r$   r(   r     s    zImageFileDirectory_v2._unpackc                 G   s   t j| j| f| S rU   )r   packr   )rb   r   r   r$   r$   r(   _pack  s    zImageFileDirectory_v2._packc                    s    fdd}|S )Nc                    sB   ddl m} | jdr2| jdd  dd| < | ft < | S )Nr   r   load_r    _ )r   r   r   
startswithr   r   )funcr   idxr   r$   r(   	decorator  s
    z9ImageFileDirectory_v2._register_loader.<locals>.decoratorr$   )r   r   r   r$   r   r(   _register_loader  s    z&ImageFileDirectory_v2._register_loaderc                    s    fdd}|S )Nc                    s   | t  < | S rU   )_write_dispatch)r   r   r$   r(   r     s    z9ImageFileDirectory_v2._register_writer.<locals>.decoratorr$   )r   r   r$   r   r(   _register_writer  s    z&ImageFileDirectory_v2._register_writerc                    sX   ddl m} | \} }|||< td  d fdd	ft|<  fddt|< d S )	Nr   r   =Tc                    s   |  t|    |S rU   )r   rC   rb   r   r   r   r   r$   r(   r     s    z7ImageFileDirectory_v2._register_basic.<locals>.<lambda>c                    s   d  fdd|D S )Nr   c                 3   s   | ]}  |V  qd S rU   )r   r   )r   rb   r$   r(   rD     s     zJImageFileDirectory_v2._register_basic.<locals>.<lambda>.<locals>.<genexpr>joinrb   r   )r   re   r(   r     s    )T)r   r   r   calcsizer   r   )Zidx_fmt_namer   r   r   r$   r   r(   _register_basic  s    
z%ImageFileDirectory_v2._register_basicHshortr,   longbzsigned bytehzsigned shortlzsigned longrf   ra   ddoubler   Zlong8r   Tc                 C   s   |S rU   r$   r   r$   r$   r(   	load_byte  s    zImageFileDirectory_v2.load_bytec                 C   s*   t |trt|}t |tr&t|f}|S rU   )r`   rN   r   r   rb   r   r$   r$   r(   
write_byte  s
    


z ImageFileDirectory_v2.write_byter   c                 C   s"   | dr|d d }|ddS )N    rL   zlatin-1r   )endswithdecoder   r$   r$   r(   load_string  s    
z!ImageFileDirectory_v2.load_stringc                 C   s0   t |trt|}t |ts(|dd}|d S )Nr   r   r  )r`   r   rg   r   r   rb   rc   r$   r$   r(   write_string  s
    

z"ImageFileDirectory_v2.write_stringr    r#   c                    sV   |  t|d  d|}fdd t fddt|d d d |dd d D S )	Nr   r,   c                    s    r| |fS t | |S rU   rN   ar  r   r$   r(   combine  s    z4ImageFileDirectory_v2.load_rational.<locals>.combinec                 3   s   | ]\}} ||V  qd S rU   r$   r%   numZdenomr  r$   r(   rD     s     z6ImageFileDirectory_v2.load_rational.<locals>.<genexpr>r   r   r   rC   r   ziprb   r   r   valsr$   r  r   r(   load_rational  s    z#ImageFileDirectory_v2.load_rationalc                    s   d  fdd|D S )Nr   c                 3   s"   | ]} j dt|d V  qdS )2Ll    N)r"  )r   rT   r%   rZ   re   r$   r(   rD     s    z7ImageFileDirectory_v2.write_rational.<locals>.<genexpr>r   r   r$   re   r(   write_rational  s    z$ImageFileDirectory_v2.write_rationalr"   c                 C   s   |S rU   r$   r   r$   r$   r(   load_undefined   s    z$ImageFileDirectory_v2.load_undefinedc                 C   s   t |trt|dd}|S )Nr   r   )r`   r   rg   r   r  r$   r$   r(   write_undefined  s    
z%ImageFileDirectory_v2.write_undefined
   c                    sV   |  t|d  d|}fdd t fddt|d d d |dd d D S )	Nr   r  c                    s    r| |fS t | |S rU   r  r  r  r$   r(   r    s    z;ImageFileDirectory_v2.load_signed_rational.<locals>.combinec                 3   s   | ]\}} ||V  qd S rU   r$   r  r  r$   r(   rD     s     z=ImageFileDirectory_v2.load_signed_rational.<locals>.<genexpr>r   r   r  r  r$   r   r(   load_signed_rational
  s    z*ImageFileDirectory_v2.load_signed_rationalc                    s   d  fdd|D S )Nr   c                 3   s$   | ]} j dt|dd V  qdS )2lii   N)r)  )r   r[   r#  re   r$   r(   rD     s   z>ImageFileDirectory_v2.write_signed_rational.<locals>.<genexpr>r   r   r$   re   r(   write_signed_rational  s    z+ImageFileDirectory_v2.write_signed_rationalc                 C   s8   | |}t||kr4d| dt| d}t||S )Nz&Corrupt EXIF data.  Expecting to read  bytes but only got z. )readrC   OSError)rb   fpr   retr   r$   r$   r(   _ensure_read  s    
z"ImageFileDirectory_v2._ensure_readc              
   C   s  |    | | _z2| jr0| d| |dn| d| |dd }t|D ]}| jrp| d| |dn| d| |d	\}}}}t|| j	j
}t|d
}	d| d| d|	 d| d	}
z| j| \}}W n& tk
r   td|
| Y qPY nX || }|| jrdndkrv| }| | jr6dnd|\}|
d| d| 7 }
|| t||}|| n|d | }t||krtd| dt| d|  t|
 qP|st|
 qP|| j|< || j|< |
d|dkrd| nt| 7 }
t|
 qP| jr,| d| |dn| d| |d\| _W n8 tk
r~ }
 ztt|
 W Y d S d }
~
X Y nX d S )Nr   r#   r  r   r   ZHHQ8s   HHL4sr-   unknownztag:  (
) - type: )z%s - unsupported type %sr   r,   z Tag Location: z - Data Location: z/Possibly corrupt EXIF data.  Expecting to read r+  z. Skipping tag 
 - value: r4   <table: %d bytes>)r   tellr   r   r   r0  ranger   r   r   r   r   getr   KeyErrorloggerdebugseekr	   
_safe_readrC   r   r   r   r   r   r   r-  rg   )rb   r.  Z	tag_countir   r   countr   tagnametypnamer   Z	unit_sizer   r   hereoffsetr$   r$   r(   load$  sh    








zImageFileDirectory_v2.loadr   c              
   C   s  |  dt| j}g }|t| t| jd  d }d }t| j D ]\}}|tkr`t|}| j|}t	d||t
| |tjkot|t}|r| jdkrd}	nd}	t|	|d}
| j| }| D ]\}}||
|< q|
|}n(t|tr|n|f}| j| | f| }t|| jj}|r*d	n
t|d
}d| d| d| d| d	}|dt|dkrrdt| nt| 7 }t	| |rd}n(|tjtjtjfkrt|}nt|}t|dkr|||||dddf qF|||||  d||f |t|d d d 7 }qF|d k	rz|| \}}}}}|rLd}t||  d| d|d | }|||||f||< |D ]B\}}}}}t	d|||t
|t
| ||  d||||7 }q~|d7 }|D ].\}}}}}||7 }t|d@ r|d7 }q|S )Nr  r-   r   zTag %s, Type: %s, Value: %sr   s   II*    s   MM *   )r   ifdr3  zsave: r4  r5  r6  r7  r/   r8  r   r  r   r,   r   z&multistrip support not yet implementedr   z%s %s %s %s %sr2  s       ) r   rC   r   sortedr   STRIPOFFSETSr   r;  r=  r>  r   r   r   r`   r   r   r   tobytesr   r   r   r   r   r   rg   r   r   r   appendljustNotImplementedErrorr   )rb   rF  resultentriesZstripoffsetsr   rc   r   r   r   rH  r   Zifd_tagZ	ifd_valuer   rC  rD  r   rB  r$   r$   r(   rK  g  sj    


 


zImageFileDirectory_v2.tobytesc                 C   sN   |  dkr&|| j| ddd  |  }| |}|| |t| S )Nr   ZHL*   r#   )r9  writer   r   rK  rC   )rb   r.  rF  rO  r$   r$   r(   save  s    

zImageFileDirectory_v2.save)r   NN)T)T)T)T)T)r   )3r   r   r   r   rd   r   rJ   rF  r   setterr   r   r   r   r   r   r   r   r   r   r   r   r   r   r  listmapr   r   r   ZSIGNED_BYTEr   r   FLOATr   ZIFDZLONG8r  r  r  r  r!  r$  r%  r&  r(  r*  r0  rG  rK  rS  r$   r$   r$   r(   r     sz   <
 
P














C
Mr   r   r   r   Zwrite_c                       s~   e Zd ZU dZ fddZedd Zedd Zee	d< e
dd	 Zd
d Zdd Zdd Zdd Zdd Zdd Z  ZS )ImageFileDirectory_v1a  This class represents the **legacy** interface to a TIFF tag directory.

    Exposes a dictionary interface of the tags in the directory::

        ifd = ImageFileDirectory_v1()
        ifd[key] = 'Some Data'
        ifd.tagtype[key] = TiffTags.ASCII
        print(ifd[key])
        ('Some Data',)

    Also contains a dictionary of tag types as read from the tiff image file,
    :attr:`~PIL.TiffImagePlugin.ImageFileDirectory_v1.tagtype`.

    Values are returned as a tuple.

    ..  deprecated:: 3.0.0
    c                    s   t  j|| d| _d S )NT)superrd   r   )rb   rp   kwargs	__class__r$   r(   rd     s    zImageFileDirectory_v1.__init__c                 C   s   | j S rU   )r   re   r$   r$   r(   r     r   zImageFileDirectory_v1.<lambda>c                 C   s   | j S rU   )r   re   r$   r$   r(   r     r   r   c                 C   s(   | |j d}|j|_|j|_|j|_|S )a2  Returns an
        :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v1`
        instance with the same data as is contained in the original
        :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v2`
        instance.

        :returns: :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v1`

        rI   )rJ   r   r   r   )clsoriginalrH  r$   r$   r(   from_v2  s
    zImageFileDirectory_v1.from_v2c                 C   s4   t | jd}t| j|_t| j|_t| j|_|S )a2  Returns an
        :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v2`
        instance with the same data as is contained in the original
        :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v1`
        instance.

        :returns: :py:class:`~PIL.TiffImagePlugin.ImageFileDirectory_v2`

        rI   )r   rJ   r   r   r   r   )rb   rH  r$   r$   r(   to_v2  s
    zImageFileDirectory_v1.to_v2c                 C   s   || j kp|| jkS rU   )r   r   r   r$   r$   r(   r   
  s    z"ImageFileDirectory_v1.__contains__c                 C   s   t t| jt| jB S rU   )rC   r   r   r   re   r$   r$   r(   r     s    zImageFileDirectory_v1.__len__c                 C   s   t t| jt| jB S rU   )r   r   r   r   re   r$   r$   r(   r     s    zImageFileDirectory_v1.__iter__c                 C   s   dD ]}|  ||| qd S N)FT)r   )rb   r   rc   r   r$   r$   r(   r     s    z!ImageFileDirectory_v1.__setitem__c                 C   sn   || j krL| j| }| j| }| j| \}}dD ]}| ||| ||| q0| j | }t|ttfsj|f}|S ra  )r   r   r   r   r   r`   r   r   )rb   r   r   r   r   r   legacyrP   r$   r$   r(   r     s    



z!ImageFileDirectory_v1.__getitem__)r   r   r   r   rd   r   tagsZtagdatar   __annotations__classmethodr_  r`  r   r   r   r   r   __classcell__r$   r$   r[  r(   rX    s   

rX  c                       s   e Zd ZdZdZdZd fdd	Zdd Ze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dd Zdd Z  ZS )TiffImageFileZTIFFz
Adobe TIFFFNc                    s   d | _ d | _t || d S rU   )tag_v2r   rY  rd   )rb   r.  filenamer[  r$   r(   rd   1  s    zTiffImageFile.__init__c                 C   s   | j d}|d dkr(|| j d7 }t|| _d| _| jj | _| _d| _| j | _	g | _
d| _td td| j tdt| | d	 dS )
z#Open the first image in a TIFF filer#   r   r   NrL   z*** TiffImageFile._open ***z- __first: %sz	- ifh: %sr   )r.  r,  r   rh  rH  r   Z_TiffImageFile__first_TiffImageFile__next_TiffImageFile__frame_fp
_frame_pos	_n_framesr=  r>  r   _seek)rb   r   r$   r$   r(   _open:  s    

zTiffImageFile._openc                 C   sP   | j d krJ|  }| t| j | j d kr@| |  d  q"| | | j S )Nr   )rn  r9  ro  rC   rm  r?  )rb   currentr$   r$   r(   n_framesU  s    


zTiffImageFile.n_framesc                 C   s<   |  |sdS | | t| j tj| j| j| _dS )z%Select a given frame as current imageN)	Z_seek_checkro  r   Z_decompression_bomb_checkr   corenewmodeim)rb   framer$   r$   r(   r?  _  s
    

zTiffImageFile.seekc                 C   s6  | j | _| j  t| j|kr| js2d}t|td|| j	| j| j  | j
| j | j| j td| j  | j| j | jj| jkrd| _n
| jj| _| jdkr|d | _t| jdkr| jdk| _|  j	d7  _	q| j
| j|  | j| j |   t| j | _| _|| _	|   d S )Nzno more images in TIFF filez9Seeking to frame %s, on frame %s, __next %s, location: %szLoading tags, location: %sr   r   )rl  r.  r9  rC   rm  rj  EOFErrorr=  r>  rk  r?  rL  rh  rG  r   rn  is_animatedZ_reload_exifrX  r_  r   rH  _setup)rb   rw  r   r$   r$   r(   ro  j  s>    



zTiffImageFile._seekc                 C   s   | j S )zReturn the current frame number)rk  re   r$   r$   r(   r9    s    zTiffImageFile.tellc                 C   s   t | jkr| | jt  S i S )z
        Returns a dictionary containing the XMP tags.
        Requires defusedxml to be installed.

        :returns: XMP tags in a dictionary.
        )XMPrh  Z_getxmpre   r$   r$   r(   getxmp  s    zTiffImageFile.getxmpc                 C   s   i }| j tjj}|r|dd dkrt|dd }t|d d d d }t|d| d|  }|d| d| |  }d|i||< |td| | d d d }q|S )	a5  
        Returns a dictionary of Photoshop "Image Resource Blocks".
        The keys are the image resource ID. For more information, see
        https://www.adobe.com/devnet-apps/photoshop/fileformatashtml/#50577409_pgfId-1037727

        :returns: Photoshop "Image Resource Blocks" in a dictionary.
        Nr   s   8BIMr!   r   r   r'  r   )	rh  r;  r   BaseZImageResourcesi16mathceili32)rb   blocksrP   idnr   r   r$   r$   r(   get_photoshop_blocks  s    $z"TiffImageFile.get_photoshop_blocksc                    s   | j r| jr|  S t  S rU   )tileuse_load_libtiff_load_libtiffrY  rG  re   r[  r$   r(   rG    s    zTiffImageFile.loadc                 C   sj   | j s>d| _| j  |  }tjD ]}||kr2q$|| q$tj	| dd t
jj| jkrf| jt
jj= d S )NT)Zin_place)ry  !_close_exclusive_fp_after_loadingr.  r9  Zgetexifr   TAGS_V2_GROUPSget_ifdr
   Zexif_transposer   r}  ZOrientationrh  )rb   exifkeyr$   r$   r(   load_end  s    

zTiffImageFile.load_endc           
   
   C   s  t j |  |   t| jdks.d}t|| jd d }t| jd d }z0t| jdod| j	 }t| jdr|| j
  W n tk
r   d}Y nX |r||d< t | jd	t|| j}z|| j| W n0 tk
r } zd
}t||W 5 d}~X Y nX | jo| j }t| jdr>td || j \}}	n\|rptd |s`| jd |d\}}	n*td | jd || j \}}	g | _d| _|   |r| j  d| _|	dk rt|	t j | S )zWOverload method triggered when we detect a compressed tiff
        Calls out to libtiffr   zNot exactly one tiler   r   filenoflushFr   libtiffzCouldn't set the imageNgetvaluez5have getvalue. just sending in a string from getvaluez3have fileno, calling fileno version of the decoder.s   fpfpz+don't have fileno or getvalue. just reading)r   rG  Zload_preparerC   r  r-  rU  r   r.  r  r  Z_getdecoderru  r   Zdecoderconfigsetimagerv  r   Z_exclusive_fpry  r=  r>  r  r  r?  r,  readonlyr  close)
rb   r   Zextentsrp   r.  decodereZclose_self_fpr  errr$   r$   r(   r    s^    
   





zTiffImageFile._load_libtiffc              
   C   s  d| j krd}t|t| j td | _| j td| _| j td}| jdkrVd}| j t	d}t
d t
d| j t
d	| t
d
| j t
d| t
d| jt t| j t}t| j t}||f| _t
d| j | j td}t|dkr2t|t|  kr*dkr2n nd}| j td}| j td}|dkr^d}	n|dkrnd}	nd}	|	t|7 }	t|}
| j t| jdkr|dkrdnd}|tkrt
d| d}t|||
k r|d| }n||
kr|
dkr|| }t||krd}t|| j j|||||f}t
d| zt| \| _}W n< t k
r } zt
d d}t||W 5 d}~X Y nX t
d| t
d| j! | j| j"d< | j t#d}| j t$d}|rZ|rZ| j t%}|dkr||f| j"d < nX|dkr$|d! |d! f| j"d < n6|dkrL||f| j"d < ||f| j"d"< n||f| j"d"< d } }}g | _&t'pz| jd#k| _(| j(rX|dkr|dd d |dd  }t
d| t| \| _}|d$krd%}d&|kr|)d&d'}d(|kr |)d(d'}|dkr&| jd)kr&| jdkr&d*}|| jd+| j j*f}| j&+d,dd||fd|f nXt,| j kspt-| j krt,| j kr| j t, }| j t.|}| jd }n"| j t- }| j t/}| j t0}|D ]}|| |kr|t1| d- }nd}|}| jdkr|| }||	 }|t|df}| j&+| j||t|| |t|| |f||f || }|| jd krd||  }}|| jd krd }}|d7 }qnt
d. d}t|t2| j kr| j t2 | j"d/< | j!d0kr d1d2 | j t3 D }t45d3d46|| _7dS )5z-Setup this image object based on current tagsi  z+Windows Media Photo files not yet supportedr   r   r   r!   z*** Summary ***z- compression: %sz - photometric_interpretation: %sz- planar_configuration: %sz- fill_order: %sz- YCbCr subsampling: %sz
- size: %sr*   r$   )r   r!   r#   r   r    r   )r   r!   z.More samples per pixel than can be decoded: %sz#Invalid value for samples per pixelNzunknown data organizationzformat key: %sz- unsupported formatzunknown pixel modez- raw mode: %sz- pil mode: %scompressionr   dpigRQ@
resolutionr   r.   I;16Nz;16Bz;16Nz;16Lr   r;   Fr  r#   z- unsupported data organizationicc_profiler?   r@   c                 S   s   g | ]}t |d  qS r   r   )r%   r  r$   r$   r(   r     s     z(TiffImageFile._setup.<locals>.<listcomp>RGB;Lr   )8rh  r-  COMPRESSION_INFOr;  COMPRESSION_compressionPLANAR_CONFIGURATIONZ_planar_configurationPHOTOMETRIC_INTERPRETATION	FILLORDERr=  r>  r   YCBCRSUBSAMPLINGr   
IMAGEWIDTHIMAGELENGTH_sizer   SAMPLEFORMATrC   rY   rX   BITSPERSAMPLEEXTRASAMPLESSAMPLESPERPIXELMAX_SAMPLESPERPIXELerrorr   rJ   	OPEN_INFO_moder<  ru  r   X_RESOLUTIONY_RESOLUTIONRESOLUTION_UNITr  READ_LIBTIFFr  r   rF  rL  rJ  TILEOFFSETSROWSPERSTRIP	TILEWIDTH
TILELENGTHsum
ICCPROFILECOLORMAPr   r   r   palette)rb   r   photoZ	fillorderZxsizeZysizeZsample_formatZ	bps_tupleZextra_tupleZ	bps_countZbps_actual_countZsamples_per_pixelr  rawmoder  ZxresZyresZresunitxyZlayerr  offsetsr  wrF  strideZtile_rawmoder  r$   r$   r(   rz  $  s   



2


 








 


zTiffImageFile._setup)NN)r   r   r   formatformat_descriptionr  rd   rp  r   rr  r?  ro  r9  r|  r  rG  r  r  rz  rf  r$   r$   r[  r(   rg  ,  s    	
	)	Urg  r+   r,   r:   r?   r@   r8   r.   r2   r6   r;   r=   r<   rA   YCbCrrB   r9   r0   r3   r7   )r+   r,   r:   r?   r@   r1   r.   r2   r5   r;   r=   r<   rA   r  rB   r9   r0   r3   r7   c           2      C   s>	  zt | j \}}}}}}W n: tk
rT }	 zd| j d}
t|
|	W 5 d }	~	X Y nX t|d}| j}| j}z|d }W n. tk
r   | jd}t	|t
rd }Y nX |d krd}n|dkrd}n|dkrd	}tp|dk}d
|t< | jd |t< | jd
 |t< d|kr|d }n:d|krJ|d }t	|trNt }|| |}ni }tdt| t	|trr| }|D ]j}t	|tjr|tjkr||||< n||||< z|j| |j|< W n tk
r   Y nX qvt| dr2tt t!t"t#t$fD ]2}|| j%kr| j%| ||< | j%j| |j|< q|d| jd}|rT||t&< t'dft dft!dft dft!dftdft(dft)dft*dft+dff
D ] \}}||kr|| ||< q|d}|rd|t< |d |t < |d
 |t!< |dkr||t,< t-|d
krt-||t.< |d k	r$||t/< |d
kr6||t0< t1|krJ||t1< n| jdkr|t1 dkr| jdkr| 2 }| }t3|j4D ]:}t3|j5D ](}|||f dkrdnd|||f< qq|} n
t67| } | jd krP| j89d!d"}g }t-|d# }t3d#D ]>}|d$d% ||| ||d
   D 7 }|dgd&|  7 }q||t:< t-|| jd |d  d' d(  }|r|d)t;}|dkrd
nt<|| | jd
 } |dkrt<| d' d( d( | jd
 } n
| jd
 } | dkrd
} |dkrd
n||  }!| jd
 |  d
 |  }"| |t=< |!d*kr0tj>|jt?< |!f|"d
  || jd
  |!|"d
   f |t?< t@t3d|!|" |!|tA< tB|d
|tC< | jd+krtDd,tEd-iF D ]\}#}$|G|#|$ qtHtItJtKg}%|rd.|kr(|d. }&t	|&t
r|&dk s|&d/kr
d0}
tL|
|dkr d1}
tL|
|&|tM< td2 td3tN|F  d}'t|d4rz|Od tPQ|R }'W n tSjTk
r   Y nX i }(|%tEt?tAtUtVg7 }%t,|d i})i }*t| d5r| jW }*tX| di |*}+t0|+kr|+t0= tYZ|F |+F D ]\}#}$|#tj[krttXtj\d6d7s$q|#|jkr@|j|# |(|#< n4t	|$t
t]t^tfsZqnt_|#j`},|,rt|,|(|#< |#|)kr|#|%krt	|$t^r|$ad8d9d: |)|#< n"t	|$tbrt]|$|)|#< n|$|)|#< qt0|)krt-|)t0 d
kr|)t0 d |)t0< td;tN|)F  | jd<kr d=}t|)F }-|-c  |||'||-|(f}.td| jd>|.|}	|	e| j8d?| j  |	ad@d
d  \}/}0|'s|f|0 |/rjqqj|'rztPg|' W n tk
r   Y nX |/dk 	r*dA|/ dB}
t|
n@|%D ]}#||#= q|h|}1tij| |dd?| j |1||d
ffg dC|k	r:|| _kd S )DNzcannot write mode z as TIFFrI   r  r   r   r   r   r   r   r   Ztiffinfor  zTiffinfo Keys: %srh  r  descriptionr  Zx_resolutionZy_resolutionZresolution_unitZsoftware	date_timeZartist	copyrightr  r   r*   )r+   r,   r+      r  r;   r  r   c                 S   s   g | ]}|d  qS r  r$   r   r$   r$   r(   r     s     z_save.<locals>.<listcomp>r   r"   r#   Z
strip_sizer   r  )r   r   )r   r     r  r  r  qualityd   zInvalid quality settingz5quality setting only supported for 'jpeg' compressionzSaving using libtiff encoderz	Items: %sr  r   Zlibtiff_support_custom_tagsFr   r   r  zConverted items: %s)r0   r.   r  r  r>   i @  zencoder error z when writing image file_debug_multipage)l	SAVE_INFOru  r<  r-  r   encoderinfoencoderconfigr   r;  r`   r   WRITE_LIBTIFFr  r   r  r  r   r   ZExifrG  r=  r>  rU  rX  r`  r   r  r  r   r   r   r  r  r  IPTC_NAA_CHUNKPHOTOSHOP_CHUNKr{  rh  r  IMAGEDESCRIPTIONSOFTWARE	DATE_TIMEARTIST	COPYRIGHTr  rC   r  r  r  r  copyr:  heightwidthr
   invertrv  Z
getpaletter  
STRIP_SIZErX   r  r   STRIPBYTECOUNTSr   rJ  COMPRESSION_INFO_REVr  r  REFERENCEBLACKWHITEr   
setdefaultr  r  r  TILEBYTECOUNTSr   JPEGQUALITYrI  r?  osdupr  ioUnsupportedOperationTRANSFERFUNCTIONSUBIFDr   ro   	itertoolschainZLIBTIFF_CORErs  ra   rg   r   r   r   rN   sortZ_getencoderr  rR  r  rS  r	   _saver  )2rv  r.  ri  r  rJ   r  r  bitsextrar  r   rH  r  r  r  r  r   r  r  Ziccr   r  Zinverted_imZpxr  r  ZlutZcolormapcolorsrA  r  Zim_strip_sizeZrows_per_stripZstrip_byte_countsZstrips_per_imager   rc   Z	blocklistr  rl  typesZattsZ
legacy_ifdZsupplied_tagsr   rc  r  errcoder   rF  r$   r$   r(   r  %  s   














*
&""




  
 


	






  
r  c                   @   s   e Zd ZdddddddddddddddddgZdddd	d
dhZd:ddZdd Zdd Zdd Zdd Z	dd Z
dd ZejfddZdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Zd+d, Zd-d. Zd/d0 Zd1d2 Zd3d4 Zd5d6 Zd;d7d8Zd9S )<AppendingTiffWriterr   r   r   r   r#   r   i   r   i  i  i	  Fc                 C   sv   t |dr|| _d| _nF|| _d| _zt||r2dnd| _W n  tk
r\   t|d| _Y nX | j | _|   d S )Nr,  FTzw+bzr+b)	r   rf   close_fpr   openr-  r9  	beginningsetup)rb   fnrt  r$   r$   r(   rd   h  s    
zAppendingTiffWriter.__init__c                 C   s   | j | jtj d | _d| _| j d | _}|s>d| _	d S d| _	|dkrX| 
d n |dkrl| 
d nd	}t||   |   d S )
Nr   r   TFrF   r   rE   r   zInvalid TIFF file header)rf   r?  r  r  SEEK_SETwhereToWriteNewIFDOffsetoffsetOfNewPager,  IIMMisFirst	setEndianRuntimeErrorskipIFDsgoToEnd)rb   iimmr   r$   r$   r(   r  v  s     zAppendingTiffWriter.setupc                 C   s   | j r
d S | j| j | jd}|s,d S || jkrBd}t||  }|| j7 }| j| j | 	| | j| | 
  d S )Nr   z1IIMM of new page doesn't match IIMM of first page)r   rf   r?  r  r,  r  r  readLongr  	writeLongfixIFD)rb   r  r   
ifd_offsetr$   r$   r(   finalize  s    


zAppendingTiffWriter.finalizec                 C   s   |    |   d S rU   )r
  r  re   r$   r$   r(   newFrame  s    zAppendingTiffWriter.newFramec                 C   s   | S rU   r$   re   r$   r$   r(   	__enter__  s    zAppendingTiffWriter.__enter__c                 C   s   | j r|   dS )NF)r  r  )rb   exc_type	exc_value	tracebackr$   r$   r(   __exit__  s    zAppendingTiffWriter.__exit__c                 C   s   | j  | j S rU   )rf   r9  r  re   r$   r$   r(   r9    s    zAppendingTiffWriter.tellc                 C   s*   |t jkr|| j7 }| j|| |  S rU   )r  r  r  rf   r?  r9  )rb   rF  whencer$   r$   r(   r?    s    

zAppendingTiffWriter.seekc                 C   s^   | j dtj | j  }d|d  }d|  k r:dk rNn n| j t| | j  | _d S )Nr   r/   )rf   r?  r  SEEK_ENDr9  rR  r   r  )rb   posZ	pad_bytesr$   r$   r(   r    s    
zAppendingTiffWriter.goToEndc                 C   s.   || _ | j d | _| j d | _| j d | _d S )Nr,   r  ZHHL)endianlongFmtshortFmt	tagFormat)rb   r  r$   r$   r(   r    s    zAppendingTiffWriter.setEndianc                 C   sP   |   }|dkr"| j d | _qL| j| |  }| j|d tj q d S )Nr   r   r-   )r  rf   r9  r  r?  	readShortr  SEEK_CUR)rb   r	  num_tagsr$   r$   r(   r    s    zAppendingTiffWriter.skipIFDsc                 C   s   | j |S rU   )rf   rR  r  r$   r$   r(   rR    s    zAppendingTiffWriter.writec                 C   s   t | j| jd\}|S )Nr   )r   r   r  rf   r,  r  r$   r$   r(   r    s    zAppendingTiffWriter.readShortc                 C   s   t | j| jd\}|S rG   )r   r   r  rf   r,  r  r$   r$   r(   r    s    zAppendingTiffWriter.readLongc                 C   sN   | j dtj | j t| j|}|d k	rJ|dkrJd| d}t|d S )Nr   wrote only  bytes but wanted 4	rf   r?  r  r  rR  r   r   r  r  rb   rc   Zbytes_writtenr   r$   r$   r(   rewriteLastShortToLong  s
    z*AppendingTiffWriter.rewriteLastShortToLongc                 C   sN   | j dtj | j t| j|}|d k	rJ|dkrJd| d}t|d S )Nr  r   r   bytes but wanted 2)	rf   r?  r  r  rR  r   r   r  r  r  r$   r$   r(   rewriteLastShort  s
    z$AppendingTiffWriter.rewriteLastShortc                 C   sN   | j dtj | j t| j|}|d k	rJ|dkrJd| d}t|d S )Nr   r  r  r  r  r$   r$   r(   rewriteLastLong  s
    z#AppendingTiffWriter.rewriteLastLongc                 C   s>   | j t| j|}|d k	r:|dkr:d| d}t|d S )Nr   r  r!  )rf   rR  r   r   r  r  r  r$   r$   r(   
writeShort  s    zAppendingTiffWriter.writeShortc                 C   s>   | j t| j|}|d k	r:|dkr:d| d}t|d S )Nr   r  r  )rf   rR  r   r   r  r  r  r$   r$   r(   r     s    zAppendingTiffWriter.writeLongc                 C   s   |    | j  d S rU   )r
  rf   r  re   r$   r$   r(   r    s    zAppendingTiffWriter.closec                 C   s   |   }t|D ]}t| j| jd\}}}| j| }|| }|dk}|sj|  }	|	| j	7 }	| 
|	 || jkr| j }
|r| j||dk|dkd | j|
d  n0| j|	 | j||dk|dkd | j|
 d  }	}
q|r| jdtj qd S )Nr#   r   r   )isShortisLong)r  r:  r   r   r  rf   r,  
fieldSizesr  r  r$  Tagsr9  
fixOffsetsr?  r  r  )rb   r  rA  r   Z
field_typerB  Z
field_sizeZ
total_sizeis_localrF  Zcur_posr$   r$   r(   r  
  s:    




    
zAppendingTiffWriter.fixIFDc                 C   s   |s|sd}t |t|D ]}|r,|  n|  }|| j7 }|r|dkr|dkr^d}t || | | jdtj	 | 
tj | jdtj	 q|r| | q| | qd S )Nz offset is neither short nor longr   r   znot implementedir#   )r  r:  r  r  r  r   rf   r?  r  r  r%  r   r   r"  r$  )rb   rB  r&  r'  r   rA  rF  r$   r$   r(   r*  -  s"    

zAppendingTiffWriter.fixOffsetsN)F)FF)r   r   r   r(  r)  rd   r  r
  r  r  r  r9  r  r  r?  r  r  r  rR  r  r  r   r"  r$  r%  r  r  r  r*  r$   r$   r$   r(   r  K  sR   

#r  c              	   C   s   | j  }| j}t|dg }t| ds:|s:t| ||S |  }z~t	|l}| g| D ]Z}||_ ||_t|dsxd}	n|j
}	t|	D ]*}
||
 |  t||| |  qqXW 5 Q R X W 5 | | X d S )Nappend_imagesrr  r   )r  r  r  rU  r;  r   r  r9  r?  r  rr  r:  rG  r  )rv  r.  ri  r  r  r,  Zcur_idxtfZimsZnfrr   r$   r$   r(   	_save_allG  s(    



r.  z.tifz.tiffz
image/tiff)lr  r  loggingr  r  r   r   collections.abcr   Z	fractionsr   Znumbersr   r    r   r   r	   r
   r   r   _binaryr   r~  r   r  r   r   	getLoggerr   r=  r  r  ZIFD_LEGACY_APIr  r   r   r  r  r  r  r  r  r  rJ  r  r  r  r  r  r  r  r  r  r  r  Z	PREDICTORr  r  r  r  r  r  r  r  Z
JPEGTABLESr  r  r  r  r  r  ZEXIFIFDr{  r  ZIMAGEJ_META_DATA_BYTE_COUNTSZIMAGEJ_META_DATAr  r   r  r  rY   r  rH   rK   rT   r[   r   r   rN   r   r   r   r   setattrrX  ZImageFileDirectoryrg  r  r  r  r.  Zregister_openr  Zregister_saveZregister_save_allZregister_extensionsZregister_mimer$   r$   r$   r(   <module>)   s   
                                                                                                                     |
     \   f  ( }