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69 lines
1.6 KiB
69 lines
1.6 KiB
#
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# The Python Imaging Library.
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# $Id$
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#
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# PCD file handling
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#
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# History:
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# 96-05-10 fl Created
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# 96-05-27 fl Added draft mode (128x192, 256x384)
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#
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# Copyright (c) Secret Labs AB 1997.
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# Copyright (c) Fredrik Lundh 1996.
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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 . import Image, ImageFile
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from ._binary import i8
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# __version__ is deprecated and will be removed in a future version. Use
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# PIL.__version__ instead.
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__version__ = "0.1"
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##
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# Image plugin for PhotoCD images. This plugin only reads the 768x512
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# image from the file; higher resolutions are encoded in a proprietary
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# encoding.
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class PcdImageFile(ImageFile.ImageFile):
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format = "PCD"
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format_description = "Kodak PhotoCD"
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def _open(self):
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# rough
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self.fp.seek(2048)
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s = self.fp.read(2048)
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if s[:4] != b"PCD_":
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raise SyntaxError("not a PCD file")
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orientation = i8(s[1538]) & 3
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self.tile_post_rotate = None
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if orientation == 1:
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self.tile_post_rotate = 90
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elif orientation == 3:
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self.tile_post_rotate = -90
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self.mode = "RGB"
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self._size = 768, 512 # FIXME: not correct for rotated images!
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self.tile = [("pcd", (0, 0)+self.size, 96*2048, None)]
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def load_end(self):
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if self.tile_post_rotate:
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# Handle rotated PCDs
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self.im = self.im.rotate(self.tile_post_rotate)
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self._size = self.im.size
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#
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# registry
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Image.register_open(PcdImageFile.format, PcdImageFile)
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Image.register_extension(PcdImageFile.format, ".pcd")
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