ó
<×ï[c @ s d d l m Z d d l m Z d d l Z d d l Z d d l Z d Z d Z e Z
i d d 6d d 6d
d 6d d
6d d 6Z d „ Z d „ Z
d e j f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d d „ Z d „ Z d e f d „ ƒ YZ d e f d „ ƒ YZ d S( i ( t Image( t isPathiÿÿÿÿNi i s image buffer overrun errors decoding erroriþÿÿÿs
unknown erroriýÿÿÿs bad configurationiøÿÿÿs out of memory errori÷ÿÿÿc C s` y t j j | ƒ } Wn t k
r8 t j | ƒ } n X| sL d | } n t | d ƒ ‚ d S( Ns decoder error %ds when reading image file( R t coret getcodecstatust AttributeErrort ERRORSt gett IOError( t errort message( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt
raise_ioerror3 s
c C s | d S( Ni ( ( t t( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt _tilesortA s t ImageFilec B s\ e Z d Z d d d „ Z d „ Z d „ Z d „ Z d „ Z d „ Z d „ Z
d „ Z RS(
s* Base class for image file format handlers.c C s t j j | ƒ d | _ d | _ d | _ d | _ t | _ t | ƒ rp t
| d ƒ | _ | | _ t
| _ n | | _ | | _ d | _ y | j ƒ WnJ t t t t t j f k
rå } | j rÖ | j j ƒ n t | ƒ ‚ n X| j s| j d d k rt d ƒ ‚ n d S( Ni i t rbs not identified by this driver( ( R t __init__t
_min_framet Nonet tilet readonlyt
decoderconfigt MAXBLOCKt decodermaxblockR t opent fpt filenamet Truet
_exclusive_fpt _opent
IndexErrort TypeErrort KeyErrort EOFErrort structR t closet SyntaxErrort modet size( t selfR R t v( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR M s2 c C s d S( s Set draft modeN( ( R& R$ R% ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt drafts s c C s, | j d k r d St j j | j j ƒ ƒ S( N( t formatR R t MIMER t upper( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt get_format_mimetypex s c C s& | j r | j j ƒ n d | _ d S( s Check file integrityN( R R R" R ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt verify} s c C s® t j j | ƒ } | j d
k r0 t d ƒ ‚ n | j s= | Sd
| _ | j oa t | j ƒ d k } | ow t t d ƒ } d } y | j
} t } Wn t k
r² | j
j } n Xy | j } t } Wn t k
rå | j
j } n X| ru| j d \ } } } } | d k rut | ƒ d k ru| d | j k ru| d t j k ruy t t j d ƒ rµt j j | j ƒ | _ | j j | ƒ | j j | j | j | d | d ƒ | _ nu d d
l }
t | j d ƒ + } |
j | j ƒ d d |
j ƒ| _ Wd
QXt j j | j | j | | | | ƒ | _ d } | j rHd | j _ n Wqrt t t f k
rnd
| _ qrXqun | j ƒ d
} | j s-| j j! d t" ƒ y
| j# }
Wn t k
rÇd }
n Xxb| j D]T\ } } } } t j$ | j | | | j% ƒ } z| | ƒ | j& | j | ƒ | j' rS| j( | j
ƒ | j) d ƒ \ } } nÄ |
} x» t* ry | | j+ ƒ } Wn0 t, t- j. f k
r§t/ r˜Pq¨t d ƒ ‚ n X| sÚt/ r¸PqÚg | _ t d t | ƒ ƒ ‚ n | | } | j) | ƒ \ } } | d k r Pn | | } q\WWd
| j0 ƒ XqÒWn g | _ | | _1 | j2 ƒ | j3 rk| j4 rk| j
j5 ƒ n d
| _
| j ržt/ rž| d k ržt6 | ƒ n t j j | ƒ S( s" Load image data based on tile lists cannot load this imagei t pypy_version_infoi t rawi t mapi iÿÿÿÿNt rt accessiýÿÿÿt keyt s image file is truncateds0 image file is truncated (%d bytes not processed)(7 R t loadR R R R0 R t lent hasattrt syst load_readt FalseR R t readt load_seekt seekR$ t _MAPMODESR t readimageR% t imt mmapR t filenot ACCESS_READt
map_buffert palettet dirtyt EnvironmentErrort ImportErrort load_preparet sortR t tile_prefixt _getdecoderR t setimaget pulls_fdt setfdt decodeR R R R! R t LOAD_TRUNCATED_IMAGESt cleanupR t load_endR t! _close_exclusive_fp_after_loadingR" R
( R& t pixelt use_mmapR R; R= t decoder_namet extentst offsett argsRA R t err_codet prefixt decodert statust bt st n( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR5 † s°
&
c C s{ | j s4 | j j | j k s4 | j j | j k rU t j j | j | j ƒ | _ n | j d k rw t j j | ƒ n d S( Nt P( R@ R$ R% R R t newR5 ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRI s
*!c C s d S( N( ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRS s c C sc | | j k sD t | d ƒ o* | j d k rS | | j | j k rS t d ƒ ‚ n | j ƒ | k S( Nt _n_framess attempt to seek outside sequence( R R7 Rd R t n_framesR t tell( R& t frame( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt _seek_check s
N( t __name__t
__module__t __doc__R R R( R, R- R5 RI RS Rh ( ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR
J s & € t
StubImageFilec B s) e Z d Z d „ Z d „ Z d „ Z RS( s±
Base class for stub image loaders.
A stub loader is an image loader that can identify files of a
certain format, but relies on external code to load the file.
c C s t d ƒ ‚ d S( Ns+ StubImageFile subclass must implement _open( t NotImplementedError( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR . s c C sk | j ƒ } | d k r. t d | j ƒ ‚ n | j | ƒ } | d k sO t ‚ | j | _ | j | _ d S( Ns# cannot find loader for this %s file( t _loadR R R) R5 t AssertionErrort __class__t __dict__( R& t loadert image( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR5 3 s c C s t d ƒ ‚ d S( s (Hook) Find actual image loader.s+ StubImageFile subclass must implement _loadN( Rm ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRn = s ( Ri Rj Rk R R5 Rn ( ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRl & s
t Parserc B s_ 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 RS( sj
Incremental image parser. This class implements the standard
feed/close consumer interface.
i c C s | j d k s t d ƒ ‚ d S( sµ
(Consumer) Reset the parser. Note that you can only call this
method immediately after you've created a parser; parser
instances cannot be reused.
s cannot reuse parsersN( t dataR Ro ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt resetP s c C sc | j r
d S| j d k r( | | _ n | j | | _ | j r | j d k r« t t | j ƒ | j ƒ } | j | | _ | j | | _ | j d k s¤ | j r« d Sn | j j | j ƒ \ } } | d k r
d | _ d | _ | d k rd | _ t | ƒ q
d Sn | j | | _ n?| j r,n3y. t
j | j ƒ } t j
| ƒ } Wd QXWn t k
rmnò Xt | d ƒ p‰t | d ƒ } | s§t | j ƒ d k r³d | _ n£ | j ƒ | j d \ } } } }
g | _ t j | j | |
| j ƒ | _ | j j | j | ƒ | | _ | j t | j ƒ k rV| j | j | _ d | _ n | | _ d S( s¦
(Consumer) Feed data to the parser.
:param data: A string buffer.
:exception IOError: If the parser failed to parse the image file.
Ni i R< R9 ( t finishedRu R R] RY t minR6 RP Rs R
t iot BytesIOR R R R7 R RI RL R$ R RM R@ ( R& Ru t skipRa t eR R@ t flagt dt ot a( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt feedX sT
c C s | S( N( ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt __enter__ª s c G s | j ƒ d S( N( R" ( R& RZ ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt __exit__ s c C s® | j rA | j d ƒ d | _ | _ | j sA t d ƒ ‚ qA n | j sY t d ƒ ‚ n | j r§ t j | j ƒ . } z t j
| ƒ | _ Wd | j j ƒ XWd QXn | j S( s
(Consumer) Close the stream.
:returns: An image object.
:exception IOError: If the parser failed to parse the image file either
because it cannot be identified or cannot be
decoded.
R4 s image was incompletes cannot parse this imageN( R] R R Ru Rw R Rs Ry Rz R R R5 ( R& R ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR" ° s
N( Ri Rj Rk R t incrementalRs Ru R] RY Rw Rv R R‚ Rƒ R" ( ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRt D s R i c C s– | j ƒ t | d ƒ s% d | _ n | j d t ƒ t t | | j d d ƒ } | t j k ro | j
ƒ d Sy | j ƒ } | j
ƒ Wnt t
j f k
r¢xÑ| D]ò \ } } } } t j | j | | | j ƒ } | d k rø | j | d ƒ n | j | j | ƒ | j r6| j | ƒ | j ƒ \ } }
n< x9 t rq| j | ƒ \ } }
} | j | ƒ |
r9Pq9q9W|
d k r‘t d |
ƒ ‚ n | j ƒ q© WnÔ XxÐ | D]È \ } } } } t j | j | | | j ƒ } | d k rù| j | d ƒ n | j | j | ƒ | j r7| j | ƒ | j ƒ \ } }
n | j | | ƒ }
|
d k rht d |
ƒ ‚ n | j ƒ qªWt | d ƒ r’| j
ƒ n d S( s« Helper to save image based on tile list
:param im: Image object.
:param fp: File object.
:param tile: Tile list.
:param bufsize: Optional buffer size
t
encoderconfigR3 i i Ns( encoder error %d when writing image filet flush( ( R5 R7 R… RJ R t maxR R% R8 t stdoutR† RB R Ry t UnsupportedOperationR t _getencoderR$ R= RM R@ t pushes_fdRO t encode_to_pyfdR t encodet writeR RR t encode_to_file( R@ R R t bufsizet fhR| R_ R R€ t lR` R~ ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt _saveÏ sT
c C sŽ | d k r d S| t k r) | j | ƒ Sg } xO | d k r€ | j t | t ƒ ƒ } | s` Pn | j | ƒ | t | ƒ 8} q2 Wd j | ƒ S( so
Reads large blocks in a safe way. Unlike fp.read(n), this function
doesn't trust the user. If the requested size is larger than
SAFEBLOCK, the file is read block by block.
:param fp: File handle. Must implement a read method.
:param size: Number of bytes to read.
:returns: A string containing up to size bytes of data.
i R4 ( t SAFEBLOCKR; Rx t appendR6 t join( R R% Ru t block( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt
_safe_read
s
t PyCodecStatec B s e Z d „ Z d „ Z RS( c C s( d | _ d | _ d | _ d | _ d S( Ni ( t xsizet ysizet xofft yoff( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR & s c C s* | j | j | j | j | j | j f S( N( Rœ R Rš R› ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRX , s ( Ri Rj R RX ( ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR™ % s t PyDecoderc B sh e Z d Z e Z d „ Z d „ Z e d „ ƒ Z d „ Z d „ Z
d „ Z d d „ Z
d d „ Z RS(
sÉ
Python implementation of a format decoder. Override this class and
add the decoding logic in the `decode` method.
See :ref:`Writing Your Own File Decoder in Python`
c G s8 d | _ t ƒ | _ d | _ | | _ | j | ƒ d S( N( R R@ R™ t statet fdR$ t init( R& R$ RZ ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR ; s
c C s
| | _ d S( sš
Override to perform decoder specific initialization
:param args: Array of args items from the tile entry
:returns: None
N( RZ ( R& RZ ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyR¡ B s c C s | j S( N( t _pulls_fd( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRN K s c C s
t ƒ ‚ d S( s
Override to perform the decoding process.
:param buffer: A bytes object with the data to be decoded.
If `handles_eof` is set, then `buffer` will be empty and `self.fd`
will be set.
:returns: A tuple of (bytes consumed, errcode).
If finished with decoding return <0 for the bytes consumed.
Err codes are from `ERRORS`
N( Rm ( R& t buffer( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRP O s c C s d S( sV
Override to perform decoder specific cleanup
:returns: None
N( ( R& ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRR \ s c C s
| | _ d S( s
Called from ImageFile to set the python file-like object
:param fd: A python file-like object
:returns: None
N( R ( R& R ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRO d s c C s9 | | _ | r$ | \ } } } } n d \ } } } } | d k ro | d k ro | j j \ | j _ | j _ n8 | | j _ | | j _ | | | j _ | | | j _ | j j d k sË | j j d k rÚ t d ƒ ‚ n | j j | j j | j j d k s&| j j | j j | j j d k r5t d ƒ ‚ n d S( sú
Called from ImageFile to set the core output image for the decoder
:param im: A core image object
:param extents: a 4 tuple of (x0, y0, x1, y1) defining the rectangle
for this tile
:returns: None
i s Size cannot be negativei s Tile cannot extend outside imageN( i i i i ( R@ R% RŸ Rš R› Rœ R t
ValueError( R& R@ RX t x0t y0t x1t y1( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRM m s ! $&&c C s— | s | j } n t j | j d | ƒ } | j | j | j j ƒ ƒ | j | ƒ } | d d k rt t d ƒ ‚ n | d d k r“ t d ƒ ‚ n d S( s
Convenience method to set the internal image from a stream of raw data
:param data: Bytes to be set
:param rawmode: The rawmode to be used for the decoder.
If not specified, it will default to the mode of the image
:returns: None
R/ i s not enough image datai s cannot decode image dataN( R$ R RL RM R@ RŸ RX RP R¤ ( R& Ru t rawmodeR~ R` ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt
set_as_rawŽ s
N( Ri Rj Rk R: R¢ R R¡ t propertyRN RP RR RO R RM Rª ( ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyRž 1 s
!i ( R4 R t _utilR Ry R8 R! R R” R: RQ R R
R R
Rl t objectRt R“ R˜ R™ Rž ( ( ( s- /tmp/pip-build-SKekGm/pillow/PIL/ImageFile.pyt s,
Ü ‹ >