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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2024-07-04 11:33
BdfFontFile.py	3.29 KB	-rw-r--r--	2018-04-12 21:15
BlpImagePlugin.py	14.26 KB	-rw-r--r--	2024-07-03 09:03
BmpImagePlugin.py	12.83 KB	-rw-r--r--	2018-04-12 21:15
BufrStubImagePlugin.py	1.48 KB	-rw-r--r--	2018-04-12 21:15
ContainerIO.py	2.63 KB	-rw-r--r--	2018-04-12 21:15
CurImagePlugin.py	2.02 KB	-rw-r--r--	2018-04-12 21:15
DcxImagePlugin.py	1.98 KB	-rw-r--r--	2018-04-12 21:15
DdsImagePlugin.py	4.88 KB	-rw-r--r--	2018-04-12 21:15
EpsImagePlugin.py	12.59 KB	-rw-r--r--	2024-07-03 09:03
ExifTags.py	8.63 KB	-rw-r--r--	2018-04-12 21:15
FitsStubImagePlugin.py	1.58 KB	-rw-r--r--	2018-04-12 21:15
FliImagePlugin.py	4 KB	-rw-r--r--	2018-04-12 21:15
FontFile.py	2.77 KB	-rw-r--r--	2018-04-12 21:15
FpxImagePlugin.py	6.23 KB	-rw-r--r--	2018-04-12 21:15
FtexImagePlugin.py	3.19 KB	-rw-r--r--	2018-04-12 21:15
GbrImagePlugin.py	2.66 KB	-rw-r--r--	2018-04-12 21:15
GdImageFile.py	2.15 KB	-rw-r--r--	2018-04-12 21:15
GifImagePlugin.py	26.11 KB	-rw-r--r--	2024-07-03 09:03
GimpGradientFile.py	3.27 KB	-rw-r--r--	2018-04-12 21:15
GimpPaletteFile.py	1.31 KB	-rw-r--r--	2018-04-12 21:15
GribStubImagePlugin.py	1.5 KB	-rw-r--r--	2018-04-12 21:15
Hdf5StubImagePlugin.py	1.48 KB	-rw-r--r--	2018-04-12 21:15
IcnsImagePlugin.py	10.82 KB	-rw-r--r--	2024-07-03 09:03
IcoImagePlugin.py	9.22 KB	-rw-r--r--	2024-07-03 09:03
ImImagePlugin.py	9.92 KB	-rw-r--r--	2018-04-12 21:15
Image.py	93.16 KB	-rw-r--r--	2018-04-12 21:15
ImageChops.py	6.04 KB	-rw-r--r--	2018-04-12 21:15
ImageCms.py	35.76 KB	-rw-r--r--	2018-04-12 21:15
ImageColor.py	8.05 KB	-rw-r--r--	2018-04-12 21:15
ImageDraw.py	13.32 KB	-rw-r--r--	2018-04-12 21:15
ImageDraw2.py	3.15 KB	-rw-r--r--	2018-04-12 21:15
ImageEnhance.py	3.12 KB	-rw-r--r--	2018-04-12 21:15
ImageFile.py	20.27 KB	-rw-r--r--	2024-07-03 09:03
ImageFilter.py	7.23 KB	-rw-r--r--	2018-04-12 21:15
ImageFont.py	20.66 KB	-rw-r--r--	2024-07-03 09:03
ImageGrab.py	2.1 KB	-rw-r--r--	2018-04-12 21:15
ImageMath.py	7.83 KB	-rw-r--r--	2024-07-03 09:03
ImageMode.py	1.52 KB	-rw-r--r--	2018-04-12 21:15
ImageMorph.py	8.12 KB	-rw-r--r--	2018-04-12 21:15
ImageOps.py	15.73 KB	-rw-r--r--	2018-04-12 21:15
ImagePalette.py	6.17 KB	-rw-r--r--	2018-04-12 21:15
ImagePath.py	1.26 KB	-rw-r--r--	2018-04-12 21:15
ImageSequence.py	1.21 KB	-rw-r--r--	2018-04-12 21:15
ImageShow.py	5.14 KB	-rw-r--r--	2018-04-12 21:15
ImageStat.py	3.76 KB	-rw-r--r--	2018-04-12 21:15
ImageTransform.py	2.74 KB	-rw-r--r--	2018-04-12 21:15
ImageWin.py	7 KB	-rw-r--r--	2018-04-12 21:15
ImtImagePlugin.py	2.19 KB	-rw-r--r--	2018-04-12 21:15
IptcImagePlugin.py	6.64 KB	-rw-r--r--	2018-04-12 21:15
Jpeg2KImagePlugin.py	7.55 KB	-rw-r--r--	2018-04-12 21:15
JpegImagePlugin.py	26.98 KB	-rw-r--r--	2018-04-12 21:15
JpegPresets.py	12.11 KB	-rw-r--r--	2018-04-12 21:15
McIdasImagePlugin.py	1.73 KB	-rw-r--r--	2018-04-12 21:15
MicImagePlugin.py	2.4 KB	-rw-r--r--	2018-04-12 21:15
MpegImagePlugin.py	1.79 KB	-rw-r--r--	2018-04-12 21:15
MpoImagePlugin.py	2.91 KB	-rw-r--r--	2018-04-12 21:15
MspImagePlugin.py	5.39 KB	-rw-r--r--	2018-04-12 21:15
OleFileIO.py	152 B	-rw-r--r--	2018-04-12 21:15
PSDraw.py	6.69 KB	-rw-r--r--	2018-04-12 21:15
PaletteFile.py	1.08 KB	-rw-r--r--	2018-04-12 21:15
PalmImagePlugin.py	8.94 KB	-rw-r--r--	2018-04-12 21:15
PcdImagePlugin.py	1.48 KB	-rw-r--r--	2018-04-12 21:15
PcfFontFile.py	5.99 KB	-rw-r--r--	2018-04-12 21:15
PcxImagePlugin.py	5.29 KB	-rw-r--r--	2024-07-03 09:03
PdfImagePlugin.py	7.16 KB	-rw-r--r--	2018-04-12 21:15
PdfParser.py	32.64 KB	-rw-r--r--	2024-07-03 09:03
PixarImagePlugin.py	1.63 KB	-rw-r--r--	2018-04-12 21:15
PngImagePlugin.py	25.09 KB	-rw-r--r--	2018-04-12 21:15
PpmImagePlugin.py	4.11 KB	-rw-r--r--	2018-04-12 21:15
PsdImagePlugin.py	7.76 KB	-rw-r--r--	2024-07-03 09:03
PyAccess.py	8.61 KB	-rw-r--r--	2018-04-12 21:15
SgiImagePlugin.py	5.97 KB	-rw-r--r--	2018-04-12 21:15
SunImagePlugin.py	4.22 KB	-rw-r--r--	2018-04-12 21:15
TarIO.py	1.21 KB	-rw-r--r--	2018-04-12 21:15
TgaImagePlugin.py	4.88 KB	-rw-r--r--	2018-04-12 21:15
TiffImagePlugin.py	63.49 KB	-rw-r--r--	2024-07-03 09:03
TiffTags.py	14.1 KB	-rw-r--r--	2018-04-12 21:15
WalImageFile.py	5.43 KB	-rw-r--r--	2018-04-12 21:15
WebPImagePlugin.py	9.45 KB	-rw-r--r--	2018-04-12 21:15
WmfImagePlugin.py	4.15 KB	-rw-r--r--	2018-04-12 21:15
XVThumbImagePlugin.py	1.91 KB	-rw-r--r--	2018-04-12 21:15
XbmImagePlugin.py	2.45 KB	-rw-r--r--	2018-04-12 21:15
XpmImagePlugin.py	3.03 KB	-rw-r--r--	2018-04-12 21:15
__init__.py	1.66 KB	-rw-r--r--	2018-04-12 21:15
_binary.py	1.75 KB	-rw-r--r--	2018-04-12 21:15
_imaging.cpython-36m-x86_64-linux-gnu.so	391.95 KB	-rwxr-xr-x	2024-07-03 09:03
_imagingcms.cpython-36m-x86_64-linux-gnu.so	35.89 KB	-rwxr-xr-x	2024-07-03 09:03
_imagingft.cpython-36m-x86_64-linux-gnu.so	30.39 KB	-rwxr-xr-x	2024-07-03 09:03
_imagingmath.cpython-36m-x86_64-linux-gnu.so	20.16 KB	-rwxr-xr-x	2024-07-03 09:03
_imagingmorph.cpython-36m-x86_64-linux-gnu.so	11.84 KB	-rwxr-xr-x	2024-07-03 09:03
_tkinter_finder.py	702 B	-rw-r--r--	2018-04-12 21:15
_util.py	553 B	-rw-r--r--	2018-04-12 21:15
_webp.cpython-36m-x86_64-linux-gnu.so	25.16 KB	-rwxr-xr-x	2024-07-03 09:03
features.py	1.83 KB	-rw-r--r--	2018-04-12 21:15
version.py	50 B	-rw-r--r--	2018-04-12 21:15

Rename

#
# The Python Imaging Library
# $Id$
#
# a simple math add-on for the Python Imaging Library
#
# History:
# 1999-02-15 fl   Original PIL Plus release
# 2005-05-05 fl   Simplified and cleaned up for PIL 1.1.6
# 2005-09-12 fl   Fixed int() and float() for Python 2.4.1
#
# Copyright (c) 1999-2005 by Secret Labs AB
# Copyright (c) 2005 by Fredrik Lundh
#
# See the README file for information on usage and redistribution.
#

from . import Image, _imagingmath

try:
    import builtins
except ImportError:
    import __builtin__
    builtins = __builtin__

VERBOSE = 0

def _isconstant(v):
    return isinstance(v, int) or isinstance(v, float)

class _Operand(object):
    """Wraps an image operand, providing standard operators"""

def __init__(self, im):
        self.im = im

def __fixup(self, im1):
        # convert image to suitable mode
        if isinstance(im1, _Operand):
            # argument was an image.
            if im1.im.mode in ("1", "L"):
                return im1.im.convert("I")
            elif im1.im.mode in ("I", "F"):
                return im1.im
            else:
                raise ValueError("unsupported mode: %s" % im1.im.mode)
        else:
            # argument was a constant
            if _isconstant(im1) and self.im.mode in ("1", "L", "I"):
                return Image.new("I", self.im.size, im1)
            else:
                return Image.new("F", self.im.size, im1)

def apply(self, op, im1, im2=None, mode=None):
        im1 = self.__fixup(im1)
        if im2 is None:
            # unary operation
            out = Image.new(mode or im1.mode, im1.size, None)
            im1.load()
            try:
                op = getattr(_imagingmath, op+"_"+im1.mode)
            except AttributeError:
                raise TypeError("bad operand type for '%s'" % op)
            _imagingmath.unop(op, out.im.id, im1.im.id)
        else:
            # binary operation
            im2 = self.__fixup(im2)
            if im1.mode != im2.mode:
                # convert both arguments to floating point
                if im1.mode != "F":
                    im1 = im1.convert("F")
                if im2.mode != "F":
                    im2 = im2.convert("F")
                if im1.mode != im2.mode:
                    raise ValueError("mode mismatch")
            if im1.size != im2.size:
                # crop both arguments to a common size
                size = (min(im1.size[0], im2.size[0]),
                        min(im1.size[1], im2.size[1]))
                if im1.size != size:
                    im1 = im1.crop((0, 0) + size)
                if im2.size != size:
                    im2 = im2.crop((0, 0) + size)
                out = Image.new(mode or im1.mode, size, None)
            else:
                out = Image.new(mode or im1.mode, im1.size, None)
            im1.load()
            im2.load()
            try:
                op = getattr(_imagingmath, op+"_"+im1.mode)
            except AttributeError:
                raise TypeError("bad operand type for '%s'" % op)
            _imagingmath.binop(op, out.im.id, im1.im.id, im2.im.id)
        return _Operand(out)

# unary operators
    def __bool__(self):
        # an image is "true" if it contains at least one non-zero pixel
        return self.im.getbbox() is not None

if bytes is str:
        # Provide __nonzero__ for pre-Py3k
        __nonzero__ = __bool__
        del __bool__

def __abs__(self):
        return self.apply("abs", self)

def __pos__(self):
        return self

def __neg__(self):
        return self.apply("neg", self)

# binary operators
    def __add__(self, other):
        return self.apply("add", self, other)

def __radd__(self, other):
        return self.apply("add", other, self)

def __sub__(self, other):
        return self.apply("sub", self, other)

def __rsub__(self, other):
        return self.apply("sub", other, self)

def __mul__(self, other):
        return self.apply("mul", self, other)

def __rmul__(self, other):
        return self.apply("mul", other, self)

def __truediv__(self, other):
        return self.apply("div", self, other)

def __rtruediv__(self, other):
        return self.apply("div", other, self)

def __mod__(self, other):
        return self.apply("mod", self, other)

def __rmod__(self, other):
        return self.apply("mod", other, self)

def __pow__(self, other):
        return self.apply("pow", self, other)

def __rpow__(self, other):
        return self.apply("pow", other, self)

if bytes is str:
        # Provide __div__ and __rdiv__ for pre-Py3k
        __div__ = __truediv__
        __rdiv__ = __rtruediv__
        del __truediv__
        del __rtruediv__

# bitwise
    def __invert__(self):
        return self.apply("invert", self)

def __and__(self, other):
        return self.apply("and", self, other)

def __rand__(self, other):
        return self.apply("and", other, self)

def __or__(self, other):
        return self.apply("or", self, other)

def __ror__(self, other):
        return self.apply("or", other, self)

def __xor__(self, other):
        return self.apply("xor", self, other)

def __rxor__(self, other):
        return self.apply("xor", other, self)

def __lshift__(self, other):
        return self.apply("lshift", self, other)

def __rshift__(self, other):
        return self.apply("rshift", self, other)

# logical
    def __eq__(self, other):
        return self.apply("eq", self, other)

def __ne__(self, other):
        return self.apply("ne", self, other)

def __lt__(self, other):
        return self.apply("lt", self, other)

def __le__(self, other):
        return self.apply("le", self, other)

def __gt__(self, other):
        return self.apply("gt", self, other)

def __ge__(self, other):
        return self.apply("ge", self, other)

# conversions
def imagemath_int(self):
    return _Operand(self.im.convert("I"))

def imagemath_float(self):
    return _Operand(self.im.convert("F"))

# logical
def imagemath_equal(self, other):
    return self.apply("eq", self, other, mode="I")

def imagemath_notequal(self, other):
    return self.apply("ne", self, other, mode="I")

def imagemath_min(self, other):
    return self.apply("min", self, other)

def imagemath_max(self, other):
    return self.apply("max", self, other)

def imagemath_convert(self, mode):
    return _Operand(self.im.convert(mode))

ops = {}
for k, v in list(globals().items()):
    if k[:10] == "imagemath_":
        ops[k[10:]] = v

def eval(expression, _dict={}, **kw):
    """
    Evaluates an image expression.

:param expression: A string containing a Python-style expression.
    :param options: Values to add to the evaluation context.  You
                    can either use a dictionary, or one or more keyword
                    arguments.
    :return: The evaluated expression. This is usually an image object, but can
             also be an integer, a floating point value, or a pixel tuple,
             depending on the expression.
    """

# build execution namespace
    args = ops.copy()
    for k in list(_dict.keys()) + list(kw.keys()):
        if "__" in k or hasattr(builtins, k):
            msg = f"'{k}' not allowed"
            raise ValueError(msg)

args.update(_dict)
    args.update(kw)
    for k, v in list(args.items()):
        if hasattr(v, "im"):
            args[k] = _Operand(v)

compiled_code = compile(expression, "<string>", "eval")
    def scan(code):
        for const in code.co_consts:
            if type(const) == type(compiled_code):
                scan(const)

for name in code.co_names:
            if name not in args and name != "abs":
                raise ValueError(f"'{name}' not allowed")

scan(compiled_code)
    out = builtins.eval(expression, {"__builtins": {"abs": abs}}, args)
    try:
        return out.im
    except AttributeError:
        return out