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-rw-r--r--PIL/XpmImagePlugin.py129
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diff --git a/PIL/XpmImagePlugin.py b/PIL/XpmImagePlugin.py
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--- a/PIL/XpmImagePlugin.py
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-#
-# The Python Imaging Library.
-# $Id: XpmImagePlugin.py 2134 2004-10-06 08:55:20Z fredrik $
-#
-# XPM File handling
-#
-# History:
-# 1996-12-29 fl Created
-# 2001-02-17 fl Use 're' instead of 'regex' (Python 2.1) (0.7)
-#
-# Copyright (c) Secret Labs AB 1997-2001.
-# Copyright (c) Fredrik Lundh 1996-2001.
-#
-# See the README file for information on usage and redistribution.
-#
-
-
-__version__ = "0.2"
-
-
-import re, string
-import Image, ImageFile, ImagePalette
-
-# XPM header
-xpm_head = re.compile("\"([0-9]*) ([0-9]*) ([0-9]*) ([0-9]*)")
-
-
-def _accept(prefix):
- return prefix[:9] == "/* XPM */"
-
-##
-# Image plugin for X11 pixel maps.
-
-class XpmImageFile(ImageFile.ImageFile):
-
- format = "XPM"
- format_description = "X11 Pixel Map"
-
- def _open(self):
-
- if not _accept(self.fp.read(9)):
- raise SyntaxError, "not an XPM file"
-
- # skip forward to next string
- while 1:
- s = self.fp.readline()
- if not s:
- raise SyntaxError, "broken XPM file"
- m = xpm_head.match(s)
- if m:
- break
-
- self.size = int(m.group(1)), int(m.group(2))
-
- pal = int(m.group(3))
- bpp = int(m.group(4))
-
- if pal > 256 or bpp != 1:
- raise ValueError, "cannot read this XPM file"
-
- #
- # load palette description
-
- palette = ["\0\0\0"] * 256
-
- for i in range(pal):
-
- s = self.fp.readline()
- if s[-2:] == '\r\n':
- s = s[:-2]
- elif s[-1:] in '\r\n':
- s = s[:-1]
-
- c = ord(s[1])
- s = string.split(s[2:-2])
-
- for i in range(0, len(s), 2):
-
- if s[i] == "c":
-
- # process colour key
- rgb = s[i+1]
- if rgb == "None":
- self.info["transparency"] = c
- elif rgb[0] == "#":
- # FIXME: handle colour names (see ImagePalette.py)
- rgb = string.atoi(rgb[1:], 16)
- palette[c] = chr((rgb >> 16) & 255) +\
- chr((rgb >> 8) & 255) +\
- chr(rgb & 255)
- else:
- # unknown colour
- raise ValueError, "cannot read this XPM file"
- break
-
- else:
-
- # missing colour key
- raise ValueError, "cannot read this XPM file"
-
- self.mode = "P"
- self.palette = ImagePalette.raw("RGB", string.join(palette, ""))
-
- self.tile = [("raw", (0, 0)+self.size, self.fp.tell(), ("P", 0, 1))]
-
- def load_read(self, bytes):
-
- #
- # load all image data in one chunk
-
- xsize, ysize = self.size
-
- s = [None] * ysize
-
- for i in range(ysize):
- s[i] = string.ljust(self.fp.readline()[1:xsize+1], xsize)
-
- self.fp = None
-
- return string.join(s, "")
-
-#
-# Registry
-
-Image.register_open("XPM", XpmImageFile, _accept)
-
-Image.register_extension("XPM", ".xpm")
-
-Image.register_mime("XPM", "image/xpm")