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-rw-r--r--PIL/PalmImagePlugin.py226
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diff --git a/PIL/PalmImagePlugin.py b/PIL/PalmImagePlugin.py
deleted file mode 100644
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-#
-# The Python Imaging Library.
-# $Id: PalmImagePlugin.py 2438 2005-05-25 21:09:48Z Fredrik $
-#
-
-##
-# Image plugin for Palm pixmap images (output only).
-##
-
-__version__ = "1.0"
-
-import Image, ImageFile
-import StringIO
-
-_Palm8BitColormapValues = (
- ( 255, 255, 255 ), ( 255, 204, 255 ), ( 255, 153, 255 ), ( 255, 102, 255 ),
- ( 255, 51, 255 ), ( 255, 0, 255 ), ( 255, 255, 204 ), ( 255, 204, 204 ),
- ( 255, 153, 204 ), ( 255, 102, 204 ), ( 255, 51, 204 ), ( 255, 0, 204 ),
- ( 255, 255, 153 ), ( 255, 204, 153 ), ( 255, 153, 153 ), ( 255, 102, 153 ),
- ( 255, 51, 153 ), ( 255, 0, 153 ), ( 204, 255, 255 ), ( 204, 204, 255 ),
- ( 204, 153, 255 ), ( 204, 102, 255 ), ( 204, 51, 255 ), ( 204, 0, 255 ),
- ( 204, 255, 204 ), ( 204, 204, 204 ), ( 204, 153, 204 ), ( 204, 102, 204 ),
- ( 204, 51, 204 ), ( 204, 0, 204 ), ( 204, 255, 153 ), ( 204, 204, 153 ),
- ( 204, 153, 153 ), ( 204, 102, 153 ), ( 204, 51, 153 ), ( 204, 0, 153 ),
- ( 153, 255, 255 ), ( 153, 204, 255 ), ( 153, 153, 255 ), ( 153, 102, 255 ),
- ( 153, 51, 255 ), ( 153, 0, 255 ), ( 153, 255, 204 ), ( 153, 204, 204 ),
- ( 153, 153, 204 ), ( 153, 102, 204 ), ( 153, 51, 204 ), ( 153, 0, 204 ),
- ( 153, 255, 153 ), ( 153, 204, 153 ), ( 153, 153, 153 ), ( 153, 102, 153 ),
- ( 153, 51, 153 ), ( 153, 0, 153 ), ( 102, 255, 255 ), ( 102, 204, 255 ),
- ( 102, 153, 255 ), ( 102, 102, 255 ), ( 102, 51, 255 ), ( 102, 0, 255 ),
- ( 102, 255, 204 ), ( 102, 204, 204 ), ( 102, 153, 204 ), ( 102, 102, 204 ),
- ( 102, 51, 204 ), ( 102, 0, 204 ), ( 102, 255, 153 ), ( 102, 204, 153 ),
- ( 102, 153, 153 ), ( 102, 102, 153 ), ( 102, 51, 153 ), ( 102, 0, 153 ),
- ( 51, 255, 255 ), ( 51, 204, 255 ), ( 51, 153, 255 ), ( 51, 102, 255 ),
- ( 51, 51, 255 ), ( 51, 0, 255 ), ( 51, 255, 204 ), ( 51, 204, 204 ),
- ( 51, 153, 204 ), ( 51, 102, 204 ), ( 51, 51, 204 ), ( 51, 0, 204 ),
- ( 51, 255, 153 ), ( 51, 204, 153 ), ( 51, 153, 153 ), ( 51, 102, 153 ),
- ( 51, 51, 153 ), ( 51, 0, 153 ), ( 0, 255, 255 ), ( 0, 204, 255 ),
- ( 0, 153, 255 ), ( 0, 102, 255 ), ( 0, 51, 255 ), ( 0, 0, 255 ),
- ( 0, 255, 204 ), ( 0, 204, 204 ), ( 0, 153, 204 ), ( 0, 102, 204 ),
- ( 0, 51, 204 ), ( 0, 0, 204 ), ( 0, 255, 153 ), ( 0, 204, 153 ),
- ( 0, 153, 153 ), ( 0, 102, 153 ), ( 0, 51, 153 ), ( 0, 0, 153 ),
- ( 255, 255, 102 ), ( 255, 204, 102 ), ( 255, 153, 102 ), ( 255, 102, 102 ),
- ( 255, 51, 102 ), ( 255, 0, 102 ), ( 255, 255, 51 ), ( 255, 204, 51 ),
- ( 255, 153, 51 ), ( 255, 102, 51 ), ( 255, 51, 51 ), ( 255, 0, 51 ),
- ( 255, 255, 0 ), ( 255, 204, 0 ), ( 255, 153, 0 ), ( 255, 102, 0 ),
- ( 255, 51, 0 ), ( 255, 0, 0 ), ( 204, 255, 102 ), ( 204, 204, 102 ),
- ( 204, 153, 102 ), ( 204, 102, 102 ), ( 204, 51, 102 ), ( 204, 0, 102 ),
- ( 204, 255, 51 ), ( 204, 204, 51 ), ( 204, 153, 51 ), ( 204, 102, 51 ),
- ( 204, 51, 51 ), ( 204, 0, 51 ), ( 204, 255, 0 ), ( 204, 204, 0 ),
- ( 204, 153, 0 ), ( 204, 102, 0 ), ( 204, 51, 0 ), ( 204, 0, 0 ),
- ( 153, 255, 102 ), ( 153, 204, 102 ), ( 153, 153, 102 ), ( 153, 102, 102 ),
- ( 153, 51, 102 ), ( 153, 0, 102 ), ( 153, 255, 51 ), ( 153, 204, 51 ),
- ( 153, 153, 51 ), ( 153, 102, 51 ), ( 153, 51, 51 ), ( 153, 0, 51 ),
- ( 153, 255, 0 ), ( 153, 204, 0 ), ( 153, 153, 0 ), ( 153, 102, 0 ),
- ( 153, 51, 0 ), ( 153, 0, 0 ), ( 102, 255, 102 ), ( 102, 204, 102 ),
- ( 102, 153, 102 ), ( 102, 102, 102 ), ( 102, 51, 102 ), ( 102, 0, 102 ),
- ( 102, 255, 51 ), ( 102, 204, 51 ), ( 102, 153, 51 ), ( 102, 102, 51 ),
- ( 102, 51, 51 ), ( 102, 0, 51 ), ( 102, 255, 0 ), ( 102, 204, 0 ),
- ( 102, 153, 0 ), ( 102, 102, 0 ), ( 102, 51, 0 ), ( 102, 0, 0 ),
- ( 51, 255, 102 ), ( 51, 204, 102 ), ( 51, 153, 102 ), ( 51, 102, 102 ),
- ( 51, 51, 102 ), ( 51, 0, 102 ), ( 51, 255, 51 ), ( 51, 204, 51 ),
- ( 51, 153, 51 ), ( 51, 102, 51 ), ( 51, 51, 51 ), ( 51, 0, 51 ),
- ( 51, 255, 0 ), ( 51, 204, 0 ), ( 51, 153, 0 ), ( 51, 102, 0 ),
- ( 51, 51, 0 ), ( 51, 0, 0 ), ( 0, 255, 102 ), ( 0, 204, 102 ),
- ( 0, 153, 102 ), ( 0, 102, 102 ), ( 0, 51, 102 ), ( 0, 0, 102 ),
- ( 0, 255, 51 ), ( 0, 204, 51 ), ( 0, 153, 51 ), ( 0, 102, 51 ),
- ( 0, 51, 51 ), ( 0, 0, 51 ), ( 0, 255, 0 ), ( 0, 204, 0 ),
- ( 0, 153, 0 ), ( 0, 102, 0 ), ( 0, 51, 0 ), ( 17, 17, 17 ),
- ( 34, 34, 34 ), ( 68, 68, 68 ), ( 85, 85, 85 ), ( 119, 119, 119 ),
- ( 136, 136, 136 ), ( 170, 170, 170 ), ( 187, 187, 187 ), ( 221, 221, 221 ),
- ( 238, 238, 238 ), ( 192, 192, 192 ), ( 128, 0, 0 ), ( 128, 0, 128 ),
- ( 0, 128, 0 ), ( 0, 128, 128 ), ( 0, 0, 0 ), ( 0, 0, 0 ),
- ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ),
- ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ),
- ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ),
- ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ),
- ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ),
- ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ), ( 0, 0, 0 ))
-
-# so build a prototype image to be used for palette resampling
-def build_prototype_image():
- image = Image.new("L", (1,len(_Palm8BitColormapValues),))
- image.putdata(range(len(_Palm8BitColormapValues)))
- palettedata = ()
- for i in range(len(_Palm8BitColormapValues)):
- palettedata = palettedata + _Palm8BitColormapValues[i]
- for i in range(256 - len(_Palm8BitColormapValues)):
- palettedata = palettedata + (0, 0, 0)
- image.putpalette(palettedata)
- return image
-
-Palm8BitColormapImage = build_prototype_image()
-
-# OK, we now have in Palm8BitColormapImage, a "P"-mode image with the right palette
-#
-# --------------------------------------------------------------------
-
-_FLAGS = {
- "custom-colormap": 0x4000,
- "is-compressed": 0x8000,
- "has-transparent": 0x2000,
- }
-
-_COMPRESSION_TYPES = {
- "none": 0xFF,
- "rle": 0x01,
- "scanline": 0x00,
- }
-
-def o16b(i):
- return chr(i>>8&255) + chr(i&255)
-
-#
-# --------------------------------------------------------------------
-
-##
-# (Internal) Image save plugin for the Palm format.
-
-def _save(im, fp, filename, check=0):
-
- if im.mode == "P":
-
- # we assume this is a color Palm image with the standard colormap,
- # unless the "info" dict has a "custom-colormap" field
-
- rawmode = "P"
- bpp = 8
- version = 1
-
- elif im.mode == "L" and im.encoderinfo.has_key("bpp") and im.encoderinfo["bpp"] in (1, 2, 4):
-
- # this is 8-bit grayscale, so we shift it to get the high-order bits, and invert it because
- # Palm does greyscale from white (0) to black (1)
- bpp = im.encoderinfo["bpp"]
- im = im.point(lambda x, shift=8-bpp, maxval=(1 << bpp)-1: maxval - (x >> shift))
- # we ignore the palette here
- im.mode = "P"
- rawmode = "P;" + str(bpp)
- version = 1
-
- elif im.mode == "L" and im.info.has_key("bpp") and im.info["bpp"] in (1, 2, 4):
-
- # here we assume that even though the inherent mode is 8-bit grayscale, only
- # the lower bpp bits are significant. We invert them to match the Palm.
- bpp = im.info["bpp"]
- im = im.point(lambda x, maxval=(1 << bpp)-1: maxval - (x & maxval))
- # we ignore the palette here
- im.mode = "P"
- rawmode = "P;" + str(bpp)
- version = 1
-
- elif im.mode == "1":
-
- # monochrome -- write it inverted, as is the Palm standard
- rawmode = "1;I"
- bpp = 1
- version = 0
-
- else:
-
- raise IOError, "cannot write mode %s as Palm" % im.mode
-
- if check:
- return check
-
- #
- # make sure image data is available
- im.load()
-
- # write header
-
- cols = im.size[0]
- rows = im.size[1]
-
- rowbytes = ((cols + (16/bpp - 1)) / (16 / bpp)) * 2;
- transparent_index = 0
- compression_type = _COMPRESSION_TYPES["none"]
-
- flags = 0;
- if im.mode == "P" and im.info.has_key("custom-colormap"):
- flags = flags & _FLAGS["custom-colormap"]
- colormapsize = 4 * 256 + 2;
- colormapmode = im.palette.mode
- colormap = im.getdata().getpalette()
- else:
- colormapsize = 0
-
- if im.info.has_key("offset"):
- offset = (rowbytes * rows + 16 + 3 + colormapsize) / 4;
- else:
- offset = 0
-
- fp.write(o16b(cols) + o16b(rows) + o16b(rowbytes) + o16b(flags))
- fp.write(chr(bpp))
- fp.write(chr(version))
- fp.write(o16b(offset))
- fp.write(chr(transparent_index))
- fp.write(chr(compression_type))
- fp.write(o16b(0)) # reserved by Palm
-
- # now write colormap if necessary
-
- if colormapsize > 0:
- fp.write(o16b(256))
- for i in range(256):
- fp.write(chr(i))
- if colormapmode == 'RGB':
- fp.write(chr(colormap[3 * i]) + chr(colormap[3 * i + 1]) + chr(colormap[3 * i + 2]))
- elif colormapmode == 'RGBA':
- fp.write(chr(colormap[4 * i]) + chr(colormap[4 * i + 1]) + chr(colormap[4 * i + 2]))
-
- # now convert data to raw form
- ImageFile._save(im, fp, [("raw", (0,0)+im.size, 0, (rawmode, rowbytes, 1))])
-
- fp.flush()
-
-
-#
-# --------------------------------------------------------------------
-
-Image.register_save("Palm", _save)
-
-Image.register_extension("Palm", ".palm")
-
-Image.register_mime("Palm", "image/palm")
generated by cgit v0.9.1 at 2024-05-05 22:12:39 (GMT)