This file is indexed.

/usr/lib/python3/dist-packages/PIL/WmfImagePlugin.py is in python3-pil 3.1.2-0ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
#
# The Python Imaging Library
# $Id$
#
# WMF stub codec
#
# history:
# 1996-12-14 fl   Created
# 2004-02-22 fl   Turned into a stub driver
# 2004-02-23 fl   Added EMF support
#
# Copyright (c) Secret Labs AB 1997-2004.  All rights reserved.
# Copyright (c) Fredrik Lundh 1996.
#
# See the README file for information on usage and redistribution.
#

from PIL import Image, ImageFile, _binary

__version__ = "0.2"

_handler = None

if str != bytes:
    long = int


##
# Install application-specific WMF image handler.
#
# @param handler Handler object.

def register_handler(handler):
    global _handler
    _handler = handler

if hasattr(Image.core, "drawwmf"):
    # install default handler (windows only)

    class WmfHandler(object):

        def open(self, im):
            im.mode = "RGB"
            self.bbox = im.info["wmf_bbox"]

        def load(self, im):
            im.fp.seek(0)  # rewind
            return Image.frombytes(
                "RGB", im.size,
                Image.core.drawwmf(im.fp.read(), im.size, self.bbox),
                "raw", "BGR", (im.size[0]*3 + 3) & -4, -1
                )

    register_handler(WmfHandler())

# --------------------------------------------------------------------

word = _binary.i16le


def short(c, o=0):
    v = word(c, o)
    if v >= 32768:
        v -= 65536
    return v

dword = _binary.i32le


#
# --------------------------------------------------------------------
# Read WMF file

def _accept(prefix):
    return (
        prefix[:6] == b"\xd7\xcd\xc6\x9a\x00\x00" or
        prefix[:4] == b"\x01\x00\x00\x00"
        )


##
# Image plugin for Windows metafiles.

class WmfStubImageFile(ImageFile.StubImageFile):

    format = "WMF"
    format_description = "Windows Metafile"

    def _open(self):

        # check placable header
        s = self.fp.read(80)

        if s[:6] == b"\xd7\xcd\xc6\x9a\x00\x00":

            # placeable windows metafile

            # get units per inch
            inch = word(s, 14)

            # get bounding box
            x0 = short(s, 6)
            y0 = short(s, 8)
            x1 = short(s, 10)
            y1 = short(s, 12)

            # normalize size to 72 dots per inch
            size = (x1 - x0) * 72 // inch, (y1 - y0) * 72 // inch

            self.info["wmf_bbox"] = x0, y0, x1, y1

            self.info["dpi"] = 72

            # print self.mode, self.size, self.info

            # sanity check (standard metafile header)
            if s[22:26] != b"\x01\x00\t\x00":
                raise SyntaxError("Unsupported WMF file format")

        elif dword(s) == 1 and s[40:44] == b" EMF":
            # enhanced metafile

            # get bounding box
            x0 = dword(s, 8)
            y0 = dword(s, 12)
            x1 = dword(s, 16)
            y1 = dword(s, 20)

            # get frame (in 0.01 millimeter units)
            frame = dword(s, 24), dword(s, 28), dword(s, 32), dword(s, 36)

            # normalize size to 72 dots per inch
            size = x1 - x0, y1 - y0

            # calculate dots per inch from bbox and frame
            xdpi = 2540 * (x1 - y0) // (frame[2] - frame[0])
            ydpi = 2540 * (y1 - y0) // (frame[3] - frame[1])

            self.info["wmf_bbox"] = x0, y0, x1, y1

            if xdpi == ydpi:
                self.info["dpi"] = xdpi
            else:
                self.info["dpi"] = xdpi, ydpi

        else:
            raise SyntaxError("Unsupported file format")

        self.mode = "RGB"
        self.size = size

        loader = self._load()
        if loader:
            loader.open(self)

    def _load(self):
        return _handler


def _save(im, fp, filename):
    if _handler is None or not hasattr("_handler", "save"):
        raise IOError("WMF save handler not installed")
    _handler.save(im, fp, filename)

#
# --------------------------------------------------------------------
# Registry stuff

Image.register_open(WmfStubImageFile.format, WmfStubImageFile, _accept)
Image.register_save(WmfStubImageFile.format, _save)

Image.register_extension(WmfStubImageFile.format, ".wmf")
Image.register_extension(WmfStubImageFile.format, ".emf")