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- #
- # Python Imaging Library
- # $Id$
- #
- # stuff to read GIMP palette files
- #
- # History:
- # 1997-08-23 fl Created
- # 2004-09-07 fl Support GIMP 2.0 palette files.
- #
- # Copyright (c) Secret Labs AB 1997-2004. All rights reserved.
- # Copyright (c) Fredrik Lundh 1997-2004.
- #
- # See the README file for information on usage and redistribution.
- #
-
- import re
- from ._binary import o8
-
-
- ##
- # File handler for GIMP's palette format.
-
- class GimpPaletteFile(object):
-
- rawmode = "RGB"
-
- def __init__(self, fp):
-
- self.palette = [o8(i)*3 for i in range(256)]
-
- if fp.readline()[:12] != b"GIMP Palette":
- raise SyntaxError("not a GIMP palette file")
-
- i = 0
-
- while i <= 255:
-
- s = fp.readline()
-
- if not s:
- break
- # skip fields and comment lines
- if re.match(br"\w+:|#", s):
- continue
- if len(s) > 100:
- raise SyntaxError("bad palette file")
-
- v = tuple(map(int, s.split()[:3]))
- if len(v) != 3:
- raise ValueError("bad palette entry")
-
- if 0 <= i <= 255:
- self.palette[i] = o8(v[0]) + o8(v[1]) + o8(v[2])
-
- i += 1
-
- self.palette = b"".join(self.palette)
-
- def getpalette(self):
-
- return self.palette, self.rawmode
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