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54 lines
1.1 KiB
54 lines
1.1 KiB
2 weeks ago
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# Python Imaging Library
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# $Id$
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#
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# stuff to read simple, teragon-style palette files
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#
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# History:
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# 97-08-23 fl Created
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#
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# Copyright (c) Secret Labs AB 1997.
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# Copyright (c) Fredrik Lundh 1997.
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#
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# See the README file for information on usage and redistribution.
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#
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from ._binary import o8
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class PaletteFile:
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"""File handler for Teragon-style palette files."""
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rawmode = "RGB"
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def __init__(self, fp):
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self.palette = [(i, i, i) for i in range(256)]
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while True:
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s = fp.readline()
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if not s:
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break
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if s[0:1] == b"#":
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continue
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if len(s) > 100:
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raise SyntaxError("bad palette file")
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v = [int(x) for x in s.split()]
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try:
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[i, r, g, b] = v
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except ValueError:
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[i, r] = v
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g = b = r
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if 0 <= i <= 255:
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self.palette[i] = o8(r) + o8(g) + o8(b)
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self.palette = b"".join(self.palette)
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def getpalette(self):
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return self.palette, self.rawmode
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