JՁjlUdZddlZddlmZddlmZmZmZmZm Z ddl m Z m Z ddl mZmZmZddl mZdd lmZmZmZdd lmZmZmZmZmZmZej<ddd k\rdd lmZndd l mZ dd l!m"Z"m#Z#edZ%ee&d<dZ'e(e&d< d/dee)e*eefde(de%de(de+e%e,ff dZ- d0de.de+e(e(fde(de(de,de.f dZ/de%de+e(e(fde.dee)efde+e%e.ff d Z0de)de+e(e(fde.de"jDfd!Z1dede+eeeeffd"Z2de+e(e(fde.de%dee)efde(d#e)de+e"jDe)e)e,ffd$Z3de+e(e(fde.de%de)de(de+e"jDe)e)e,ff d%Z4d&e"jDd'e5e)efd(edee)e*eefd)e,de"jDf d*Z6d'e5e)efde(dee)e*eefde+e%e,ffd+Z7 d1d'e5e)efd,ee5e)efdfd-ee8e(de+ee)e.effd.Z9y#e$$r e$dwxYw)2z1Functions to convert an image XObject to an imageN)BytesIO)AnyLiteralOptionalUnioncast)check_if_whitespace_onlylogger_warning) ColorSpacesImageAttributesStreamAttributes) FilterTypes)EmptyImageDataErrorLimitReachedError PdfReadError) ArrayObjectDecodedStreamObjectEncodedStreamObject NullObjectTextStringObjectis_null_or_none) ) TypeAlias)ImageUnidentifiedImageErrorz]pillow is required to do image extraction. It can be installed via 'pip install pypdf[image]') 1RGB2bits4bitsPLRGBACMYK mode_str_typerMAX_IMAGE_MODE_NESTING_DEPTH color_spacecolor_components prev_modedepthreturnc|tkDr tdt|ryd}t|tr|}n^t|t s td||sy|dj dr d|ddd z}n|dd k(r9|d j}tt|d }|jd d}n|ddk(r1|d j}t||||d z\}}|dvrd}||fS|ddk(r+|dj}t||||d z\}}|dfS|ddk(ri|}t|d }|dj}|dk(r)|d k(r$|d ddk7rtdt|d dyt||||d z\}}||fSdddddddd } t | j} | j|xs"d|cxkrt| krnn| |nd xs|}||dk(fS)!z Returns: Image mode, not taking into account mask (transparency). ColorInversion is required (like for some DeviceCMYK). z^Color spaces nested too deeply. If required, consider increasing MAX_IMAGE_MODE_NESTING_DEPTH.)rFrzCannot interpret color spacerz/Calz/DeviceN /ICCBasedz/Nz /Alternate/Indexed)r r&r# /Separationr Tz/DeviceN /DeviceCMYKz/BlackzGColor %(color)s converted to Gray. Please share PDF with pypdf dev team)sourcecolor)r$Trr$r r&r!r")1bitz /DeviceGraypalette /DeviceRGBr42bit4bit)r(rr isinstancestrlist startswith get_objectrintget_get_image_modelenr __name__values) r)r*r+r,color_space_str icc_profilemode invert_colororiginal_color_spacemode_map mode_valuess C/tmp/pip-target-jj2dfcxx/lib/python/pypdf/generic/_image_xobject.pyrCrC)s ++ l  {#O+s#%  T * *K   Q " "6 *#k!nQR&88 Q; &!!n//1 [%67%//,; Q: %%a.335, -y%!) l ? "D\!! Q= (%a.335, -y%!) lTz Q: %*{1~.%a.335 m +0@A0E#A&q)X5]#.q1!4 , -y%!) l\!!*Hx()K _% $7s;'77 ( )      datasizebitscolorsscalecddlm}|d|z}||dz}||kDrtd|d|dt|}d|zdz } |r| rd| znd} |d||zdzd zz} t |x} | krt d t |d | | z zz }d} d |z }t|dD]P}|d |z k7r | dz } d |z }t|D].}|| |z | z| z||||zz<||z}|dks%| dz } d |z }0Rt|S) NrFLATE_MAX_BUFFER_SIZEr1zRequested buffer size z exceeds limit of .z.Image data is not rectangular. Adding padding.)r5) pypdf.filtersrWr bytearrayrDr rErangebytes)rPrQrRrSrTrWsamples_per_row buffer_size byte_buffermaskfactorrequiredlength data_indexbityxs rN bits2byterlsu41g&O!DG+K**"8 EWXmWnno pqqK(K I?D"dSD[FAw?T1A5!;z$_image_from_bytes..s ;qdSVm,;s"%) rDr]rWrr frombytes ValueErrorrjoin) rIrQrP pixel_countbytes_per_pixelrequired_byte_countrWimgexc data_lengthrss @rN_image_from_bytesr~sq'DG#K$iO%7322*+>*?OdNeef g   0oodD$/ J  0$i ! %K   $ )  + -xx;d;;oodD$/ J 0sA CAB>>Ccbt|}|dk(rd|D\}}}}||||fS|d}t|tr|n|j}|dk(rOd|vrK|dj|dj}}|j d\}}t |}||||fSt d|d |) Nr/c3<K|]}|jywrq)r@)rrvalues rNrtz*__handle_flate__indexed..s+X5E,<,<,>+Xsr1rrr z(Expected color space with 4 values, got z: )rDr<r=r@splitrAr)r)countbasehivallookupelement1s rN__handle_flate__indexedrs  E z+XK+X( T5&D%//1~H%h4x(:M:M:OH zf()!n779;q>;T;T;VV nnV, eE D%// A%;-X YYrO obj_as_textc t|tr|ddk(rt|\}}}t||||\}}t |||}|dk(rtt t frjttr jttrj ddddddtddd\} } }|jd k(r| dk(rtd t| n2|jd k(rd | z} t!} | | k7rT| | kr)td t| | t#dg| | z zz n!t%| dstdt| | d| d| | dg} |j'd}t)| d| dDcgc]!\}}|j+|gdz|gdzz#}}}| dk(r|dnt-j.||}n?|j'| }t!dz| zk7rtdt|dn|dk(r.dj1Dcgc]}t#|||gc}d}n|dk(rg}fdt3ddt!dzzdDD]{\}}}}t5dd|dz z zd|dz z z}t5dd|dz z zd|dz z z}t5dd|dz z zd|dz z z}|j7t#|||f}dj1|d}|j9||j'|t:j<k(rdnd}nDtA|s9|ddk(r1|d k7r,t|||d}||k7rt-jB|||}|dk(rd}d }nd!}d"}|||d#fScc}}wcc}w#t>$rtdt dY>wxYw)$z Process image encoded using the zlib/deflate compression method, corresponds to the FlateDecode filter Returns img, image_format, extension, color inversion rr2)rrr)r1r#r$)rr#r )r/r#r&)rr$r#r r&rrz`Cannot apply lookup for base %(base)s to image with mode 1. Please share PDF with pypdf dev team)r5rr zLNot enough lookup values: Expected %(expected_count)d, got %(actual_count)d.)r5expected_count actual_countNzJToo many lookup values: Expected %(expected_count)d, got %(actual_count)d.r$r1z'Invalid Lookup Table in %(obj_as_text)sr5rrOr r&c3.K|] }||dzyw)r/N)rrnrs rNrtz _handle_flate..Us!+./q1q5)+sr/rY)rawmodez=Base %(base)s not coded. Please share PDF with pypdf dev teamr0TIFF.tifPNG.pngF)"r<rrrnr~rrget_dataroriginal_bytesr=encoderCrIr rErDr`r convertzippointrmergerwr_rAappend putpaletter DEVICE_GRAYKeyErrorrru)rQrPrIr)rSrrrr{nbconvrr colors_arrr5 low_value high_valuebandsb_rgb_c_m_y_k_r_g_bmode2 image_format extensionrs @rN _handle_flatersK+{+ A*0L+B;+O( T5&(tT;GJD$ D$ -Cj f24GH I__&F f. /**F fc "]]_FO Q " &(  dAr*1- /NBdxx327;#  S!"R"6{ >1#n4&j#++9)5  %~ /L(M"NN5f^_6MN&h#++9)5  $O^4F$Sbk6"#;7 S) 25Z]JqM1R . :LL" c)ZL3,>> #%'eAhu{{4/Gkk$'v;519"22"#LU]kvw!FS[ XX&HAuaAY'7&HIF DV^D+38AVPQAQqAEu}oodD$7 v~     i ..a'Im  O  F  s1N2&N'7N-2OOctjt|d}t|||\}}|dk(rt t |j }|dk(}|j dk(r|dk(rd}|j |k(s|j |hddhk(r|}nT|j |hddhk(r0tj||j|j}n|j|}|j dk(r|d k(r|jd}|d d |fS) zc Process image encoded as JPX/JPEG2000 Returns img, image_format, extension, inversion )JPEG2000formatsrr&r%r r$r#r0r.jp2) ropenrrCrr'rIrurQtobytesr)rQrPrIr)rSimg1rJr{s rN _handle_jpxrts 74=-HD(fdCD, rzM499-v~  yyFtu} yyDTYY-#s; ))T vv. .oodDIIt||~>ll4  xx6k[8kk%   FL 00rOr{x_objectlfiltersrJc tj|vrq|tj |jdk(r|tjk(rt dt dz dDcgc]} |dz |fD]}|c}} n|jdk(r:|tjk(r'|sddgnddg t |jz nT|jdk(r|tjk(s|r.|jdk(rddgt |jz nd t|tr|djdk(rd t|tr4|djd k(rddgt |jz 5t trt dzdk7rtd t d t fd t t Ds_g}t dt dD]3} | |dz |j! fd t dD5|j#|}|Scc}}w)Nr&rr1r g?gr$r2r3zOIgnoring malformed /Decode array %(decode)s; expected an even number of values.)r5decodec34K|]}||dzk(yw)r Nr)rrirs rNrtz _apply_decode..s%UQfQi1q5&8%Usc3RK|]}td|dz z zzz yw)go@N)round)rrjdmaxdmins rNrtz _apply_decode..s2FGeq5yD4K84?@As$')r DECODErIFT DCT_DECODEr_rD JPX_DECODEgetbandsr<rr@r>r rEallextendr) r{rrr)rJindexrlutrrrrs @@@rN _apply_decoders3)/001 88v (bmm";#1c&kAoq9$UQY/?F V BMM 9#/#sc3Z#clln-- ((f R]]!: QTQYQY]`Q`sc#,,.11 ; , N % % ': 5; , N % % '= 8sc#,,.11  vt $F a1(<  ]  #%U%F BT%U"Uq#f+q) A!9D!a%=D JJKPQT:   iin J[s'Ic>tj|vr&|tjtjk(rd}|j dddkr't |j ddddd\}}||fSt ||dk(rt |sd|vrd n|d\}}||fS) Nr z/BitsPerComponentr[rirrr1Grayr )r COLOR_SPACEr DEVICE_RGBrBrCr)rrSr)rIrJs rN_get_mode_and_invert_colorrs ##x/ _00 1[5K5K K$||'+a/,||/34C 8!R l"  - ! ' 4k1    l  rOpillow_parametersvisitedc  tjt|dtjdtt t fdt dt dt dttjt t ff fd }||jjn|j}tt|tjtt|tjf}|j}t!|t r|j#}t%||d |d zzd k(r |d d k(r|dd }|j'd d }|j'dt)j+}t!|t,r!t%|d k(r|d j+}t/|||\} } |j't0j2t)j+} t!| t,r| d n| } |j't0j4} | rt!| tt,fr| d } ni} t!| tsi} d}| t6j8t6j:fvrt=||| |||\}}}}n| t6j>t6j@fvr?| t6j>k(rd}d}nd}d} tjBtE|d}n.| t6jLk(r#tjBtE|dd}}}n| t6jNk(rtQ||| ||\}}}} n| t6jRk(r*tjBtE|ddddf\}}}} n| t6jTk(r*tjBtE|ddddf\}}}} nV| dk(rtK| ||dddf\}}}} n:| dk(rtWd|tI| |||\} }tK| ||dddf\}}}} tY||| || }||||||\}}}|i}|dk(rd|_-d|vrd|d<tE} |j\|fd |i||jc} tjBtE|}|||fS#tF$r!tI| |||\}}tK|||}YwxYw#t^$r5|jad!}d}d}tE}|j]||"YwxYw#td$r}tgd#th|$d}Yd}~d}~wwxYw)%aT Users need to have the pillow package installed. It's unclear if pypdf will keep this function here, hence it's private. It might get removed at any point. Args: x_object: pillow_parameters: parameters provided to Pillow Image.save() method, cf. visited: Set of id() values of XObjects already being converted higher up the /SMask chain, used to detect cyclic soft masks. Returns: Tuple[file extension, bytes, PIL.Image.Image] Nr{rrrrr-ctj|vr|tj}t|vrtdt||||fSt |d}|j |j k7rtdt|nr|jdk7r|jd}|jdk(r|jd}n |jd k(r|jd}|j|d |vrd }d }nd }d}|||fS)Nz3Ignoring cyclic /SMask reference in %(obj_as_text)sr)rr z1image and mask size not matching: %(obj_as_text)sr$r#r rJPEGrrrr) r S_MASKidr rE_xobj_to_imagerQrIrputalpha)r{rrrrs_maskalphars rN _apply_alphaz$_xobj_to_image.._apply_alphas  ! !X -o445F&zW$ I# + I|33"67;A>Exx5::%G# +::$!MM#.E88s?++e,CXX_++c*C U#%) " $ " I|++rOrr1rz/Colorsz /ColorSpacerz.tiffrr)rrrrz.jpg)rF)rPPMr&rrzColorSpace field not found in qualitykeepformatr%)rz#Failed loading image: %(exception)s)r5 exception)5setaddrrdictr=rtupleindirect_reference__repr__rrAr WIDTHHEIGHTrr<rrDrBrr@r>rrFILTER DECODE_PARMSr FLATE_DECODERUN_LENGTH_DECODEr LZW_DECODEASCII_85_DECODErrrrnr~rrrCCITT_FAX_DECODE JBIG2_DECODErrrsaveOSErrorrgetvalue Exceptionr rE)rrrrrrQrPrSr)rIrJfiltersr decode_parmsrr{r_ fallback_mode fallback_data img_byte_arrrrs ` rNrrsR,% KK8 *, [[*,sCx.*,*, *,  *, u{{C$ % *,^   ##,,.     h445 6S(?KaKaBb8c dD    D${{} 4yDGd1g%&!+RD0@CRy\\)Q 'F||M:<@KKMK+t$[)9Q)>!!n//1 3HfkRD,ll+22JLALLNG($7wr{WH<< 0 = =>L <%?#A  lD ) IBOOR%9%9::*7       + '\9a bmmR%7%78 8 r}} $!LI LI H**WT]ODC R]] "',zz'$-'@&&9\ R]] "5@ $k66 2\9l R(( ( JJwt}i 8    6 2\9l R__ $ JJwt}n =    6 2\9l  dD$ /    6 2\9l ;H:FGG-T4{K d dD$ /    6 2\9l Xxl KC#/ X{L)$ CL v - -+1 i (9L5HlH6GH  "Djj' dC _& H+BdD+, (M=$M4GC  HB 5{{6"  y  ,| 4 5 rboolrCr`rlrnr~rrrrrrrrrrOrNrs7 66=FF)IIBQ7" +1#> y%'c& U sDIs*+U U U   U  =$  U x ) ) S/) )  )  )  )X, , S/, ,sK'( ,  =%  ,6 38_,1 [[:ZZsCc?Q9RZ$z/ S/z/ z/ z/sK'( z/  z/  z/ 5;;S$ &'z/z 1 S/ 1  1  1 1  1  5;;S$ &' 1FD D38nDDsDIs*+ D  D  [[ DN38n&)8=c49c>Q8R =$ @:>&*M sCx.M  c3h!56M #c(#M  8C=% $% M A  = s .GG$