o 6>g f@s|ddlmZddlZddlZddlZddlZddlZddlZddlm Z m Z m Z m Z m Z ddlmZddlmZddlmZe rFddlmZd Zd Zd Z d d ddddZ dEddZdFddZdGddZGd dde ZGd!d"d"ejZGd#d$d$ZGd%d&d&eZ Gd'd(d(Z!dHdId1d2Z" dJdKd7d8Z#dLd;d<Z$Gd=d>d>Z%Gd?d@d@Z&GdAdBdBe&Z'GdCdDdDe&Z(dS)M) annotationsN)IO TYPE_CHECKINGAny NamedTuplecast)Image) deprecate)is_path)StrOrBytesPathiiFzimage buffer overrun errorzdecoding errorz unknown errorzbad configurationzout of memory error)ierrorintencoderboolreturnOSErrorcCshztj|}Wntyt|}Ynw|s$|rdndd|}|d|r*dndd7}t|S)Nrdecoderz error z when writingreadingz image file)r coregetcodecstatusAttributeErrorERRORSgetr)rrmsgr @/var/www/html/venv/lib/python3.10/site-packages/PIL/ImageFile.py _get_oserrorHs r"cCstddddt|dd)N raise_oserror zIt is only useful for translating error codes returned by a codec's decode() method, which ImageFile already does automatically.)actionFr)r r")rr r r!r#Ss  r#t_TilecCs|dS)Nr )r'r r r! _tilesort]sr*c@s6eZdZUded<ded<dZded<dZd ed <dS) r(str codec_name tuple[int, int, int, int] | NoneextentsrroffsetNztuple[Any, ...] | str | Noneargs)__name__ __module__ __qualname____annotations__r/r0r r r r!r(bs  cszeZdZdZ d"d#fd d Zd$d d Zd%ddZd&fdd Zd$ddZd'ddZ d$ddZ d$ddZ d(d d!Z Z S)) ImageFilez*Base class for image file format handlers.NfpStrOrBytesPath | IO[bytes]filenamestr | bytes | NonerNonec std|_d|_g|_ d|_d|_t|_t |r,t |d|_ t ||_d|_nttt||_ |dur:|nd|_d|_z8z|Wntttttjfy^}zt||d}~ww|jrp|jddksp|jddkrvd}t|WdSty|jr|j w) Nrrr rbTFznot identified by this driver)super__init__ _min_framecustom_mimetypetilereadonly decoderconfigMAXBLOCKdecodermaxblockr openr6osfspathr8 _exclusive_fprrbytes_open IndexError TypeErrorKeyErrorEOFErrorstructr SyntaxErrormodesize BaseExceptionclose)selfr6r8vr __class__r r!r>qsJ     "   zImageFile.__init__cCdSNr rVr r r!rKzImageFile._open str | NonecCs,|jr|jS|jdurtj|jSdSr[)r@formatr MIMErupperr\r r r!get_format_mimetypes  zImageFile.get_format_mimetypestate list[Any]csg|_t|dSr[)rAr= __setstate__)rVrcrXr r!reszImageFile.__setstate__cCs|jr|jd|_dS)zCheck file integrityN)rIr6rUr\r r r!verifys  zImageFile.verifyImage.core.PixelAccess | Nonec Cs|js|jdurd}t|tj|}|js|Sd|_|jo%t|jdk}|o-tt d }d}t|dr;|j }d}n|j j }t|drJ|j }d}n|j j}|r|jd\}}} } t| trc| ddf} |d krt| trt| d kr| d|jkr| dtjvrzSddl} t|j} | j| d| jd |_Wdn1swY| |jd| d|jkrd }t|tj|j|j|| | |_d}|jrd|j_Wntttfyd|_Ynw| d } |js|jj!t"dt#|dd}ddt$%|jddD|_|jD]\}}} } || t&|j|| |j'}zw|(|j||j)r:|*|j |+dd} nW|} z||j,}Wn t-t.j/fyd}zt0rYWYd}~n8d}t||d}~ww|sxt0rln%dt|d}t|||}|+|\}} |dkrn||d}q=W|1q |1wg|_||_2|3|j4r|j5r|j 6d|_ |jst0s| dkrt7| ddtj|S)z"Load image data based on tile listNzcannot load this imagerpypy_version_infor load_readF load_seekraw)accesszbuffer is not large enoughrkey tile_prefixcSsg|] \}}t|dqS)r )list).0_tilesr r r! s z"ImageFile.load..cSs|d|d|dfS)Nrrrlr )rAr r r!sz ImageFile.load..Tzimage file is truncatedzimage file is truncated (z bytes not processed)r&)8rA_imrr loadmapr8lenhasattrsysrir6readrjseek isinstancer+tuplerR _MAPMODESmmaprFfileno ACCESS_READrSr map_bufferimpalettedirtyr ImportError load_preparesortr*getattr itertoolsgroupby _getdecoderrCsetimagepulls_fdsetfddecoderErLrPrLOAD_TRUNCATED_IMAGEScleanuprBload_endrI!_close_exclusive_fp_after_loadingrUr")rVrpixeluse_mmaprBr~r decoder_namer.r/r0rr6err_codeprefixrbsenr r r!rys                    zImageFile.loadcCs<|jdurtj|j|j|_|jdkrtj|dSdS)NP)rxr rnewrRrSrryr\r r r!rCs  zImageFile.load_preparecCrZr[r r\r r r!rKzImageFile.load_endframerrcCsJ||jkst|dr|jdus|t|d|jkrd}t|||kS)N _n_framesn_framesz attempt to seek outside sequence)r?r|rrrOtell)rVrrr r r! _seek_checkWs   zImageFile._seek_checkr[)r6r7r8r9rr:rr:)rr^)rcrdrr:rrg)rrrr)r1r2r3__doc__r>rKrbrerfryrrr __classcell__r r rXr!r5ns 2     r5c@s&eZdZd ddZejd dd Zd S) StubHandlerr StubImageFilerr:cCrZr[r rVrr r r!rFhr]zStubHandler.open Image.ImagecCrZr[r rr r r!rykrzStubHandler.loadN)rrrr:)rrrr)r1r2r3rFabcabstractmethodryr r r r!rgs rc@s.eZdZdZd ddZdddZdd d Zd S)rz Base class for stub image loaders. 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Nzcannot reuse parsers)rr\r r r!resetsz Parser.resetrJc Cs|jrdS|jdur||_n|j||_|jri|jdkr=tt|j|j}|j|d|_|j||_|jdks;|js=dS|j|j\}}|dkr_d|_d|_|dkr]d|_t|dddS|j|d|_dS|jrndSzt |j }t |}Wdn1swYWn t yYdSwt|dpt|d}|st|jdkrd|_n:||jd\}}} } g|_t |j|| |j|_|j|j|| |_|jt|jkr|j|jd|_d|_||_dS)z (Consumer) Feed data to the parser. :param data: A string buffer. :exception OSError: If the parser failed to parse the image file. NrrFr&rjri)finishedrrr/minr{rrr"ioBytesIOr rFrr|rArrrRrCrr) rVrskiprrr6rflagdoar r r!feedsX         z Parser.feedcCs|Sr[r r\r r r! __enter__r]zParser.__enter__r0objectcGs |dSr[)rUrVr0r r r!__exit__s zParser.__exit__rc Cs|jr|dd|_|_|jsd}t||js d}t||jrOt|j}z t ||_W|j n|j wWd|jS1sJwY|jS)a (Consumer) Close the stream. :returns: An image object. :exception OSError: If the parser failed to parse the image file either because it cannot be identified or cannot be decoded. rqNzimage was incompletezcannot parse this image) rrrrrrrrr rFry)rVrr6r r r!rUs$   z Parser.closer)rrJrr:)rr)r0rrr:)rr)r1r2r3r incrementalrr4rrr/rrrrrrUr r r r!rs       L rrrr6 IO[bytes]rA list[_Tile]bufsizer:c Cs|t|ds d|_|jtdtt||jdd}z|}| t |||||Wnt t j fyM}zt ||||d|WYd}~nd}~wwt|drY| dSdS)zHelper to save image based on tile list :param im: Image object. :param fp: File object. :param tile: Tile list. :param bufsize: Optional buffer size encoderconfigr rnrNflush)ryr|rrr*maxrDrSrr _encode_tilerrUnsupportedOperation)rr6rArfhexcr r r!_saves     rr int | NonerBaseException | Nonec Cs|D]i\}}}} |dkr||t|j|| |j} zK| |j|| jr2| || d} n$|rJ | |dd\} } | | | rHnq5n |dusPJ| ||} | dkrat | dd|W| q| wdS)NrrTr&)rr _getencoderrRrrr pushes_fdrencode_to_pyfdencodewriteencode_to_filer"r) rr6rArrr encoder_namer.r/r0rerrcoderr r r!r3s0     rrSrJcCs|dkrdS|tkr||}t||krd}t||Sg}|}|dkr?|t|t}|s0n|||t|8}|dks%tdd|D|krPd}t|d|S)a Reads large blocks in a safe way. 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SAFEBLOCKr~r{rrappendsumjoin)r6rSrrblocksremaining_sizerr r r! _safe_readVs*      rc@s eZdZd ddZd ddZdS) PyCodecStaterr:cCsd|_d|_d|_d|_dS)Nr)xsizeysizexoffyoffr\r r r!r>zs zPyCodecState.__init__tuple[int, int, int, int]cCs |j|j|j|j|j|jfSr[)rrrrr\r r r!r.s zPyCodecState.extentsNr)rr)r1r2r3r>r.r r r r!rys rc@sLeZdZUded<dd d Zdd d ZdddZdddZ ddddZdS) PyCodeczIO[bytes] | NonefdrRr+r0rrr:cGs(d|_t|_d|_||_||dSr[)rrrcrrRinit)rVrRr0r r r!r>s zPyCodec.__init__tuple[Any, ...]cC ||_dS)z Override to perform codec specific initialization :param args: Tuple of arg items from the tile entry :returns: None N)r0rr r r!r z PyCodec.initcCsdS)zT Override to perform codec specific cleanup :returns: None Nr r\r r r!rszPyCodec.cleanuprcCr)z Called from ImageFile to set the Python file-like object :param fd: A Python file-like object :returns: None N)r)rVrr r r!rrz PyCodec.setfdNrImage.core.ImagingCorer.r-cCs||_|r |\}}}}nd\}}}}|dkr%|dkr%|jj\|j_|j_n||j_||j_|||j_|||j_|jjdksE|jjdkrKd}t||jj|jj|jjdksg|jj|jj|jjdkrmd}t|dS)z Called from ImageFile to set the core output image for the codec :param im: A core image object :param extents: a 4 tuple of (x0, y0, x1, y1) defining the rectangle for this tile :returns: None )rrrrrzSize cannot be negativerz Tile cannot extend outside imageN)rrSrcrrrr ValueError)rVrr.x0y0x1y1rr r r!rs$   zPyCodec.setimage)rRr+r0rrr:)r0rrr:r)rrrr:r[)rrr.r-rr:) r1r2r3r4r>rrrrr r r r!rs     rc@s:eZdZdZdZedddZdd d Z ddddZd S) PyDecoderz Python implementation of a format decoder. Override this class and add the decoding logic in the :meth:`decode` method. See :ref:`Writing Your Own File Codec in Python` FrrcC|jSr[) _pulls_fdr\r r r!rzPyDecoder.pulls_fdbuffer$bytes | Image.SupportsArrayInterfacetuple[int, int]cC d}t|)a= Override to perform the decoding process. :param buffer: A bytes object with the data to be decoded. :returns: A tuple of ``(bytes consumed, errcode)``. If finished with decoding return -1 for the bytes consumed. Err codes are from :data:`.ImageFile.ERRORS`. zunavailable in base decoderr)rVrrr r r!r zPyDecoder.decodeNr rrJrawmoder^extrarr:cCs||s|j}t|jd||}|jdusJ||j|j||}|ddkr0d}t||ddkr` FrrcCrr[) _pushes_fdr\r r r!rrzPyEncoder.pushes_fdrrtuple[int, int, bytes]cCr)a  Override to perform the encoding process. :param bufsize: Buffer size. :returns: A tuple of ``(bytes encoded, errcode, bytes)``. If finished with encoding return 1 for the error code. 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