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| Current File : /var/www/wsgi/www/api/venv/lib64/python3.12/site-packages/PIL/PixarImagePlugin.py |
#
# The Python Imaging Library.
# $Id$
#
# PIXAR raster support for PIL
#
# history:
# 97-01-29 fl Created
#
# notes:
# This is incomplete; it is based on a few samples created with
# Photoshop 2.5 and 3.0, and a summary description provided by
# Greg Coats <gcoats@labiris.er.usgs.gov>. Hopefully, "L" and
# "RGBA" support will be added in future versions.
#
# Copyright (c) Secret Labs AB 1997.
# Copyright (c) Fredrik Lundh 1997.
#
# See the README file for information on usage and redistribution.
#
from __future__ import annotations
from . import Image, ImageFile
from ._binary import i16le as i16
#
# helpers
def _accept(prefix: bytes) -> bool:
return prefix.startswith(b"\200\350\000\000")
##
# Image plugin for PIXAR raster images.
class PixarImageFile(ImageFile.ImageFile):
format = "PIXAR"
format_description = "PIXAR raster image"
def _open(self) -> None:
# assuming a 4-byte magic label
assert self.fp is not None
s = self.fp.read(4)
if not _accept(s):
msg = "not a PIXAR file"
raise SyntaxError(msg)
# read rest of header
s = s + self.fp.read(508)
self._size = i16(s, 418), i16(s, 416)
# get channel/depth descriptions
mode = i16(s, 424), i16(s, 426)
if mode == (14, 2):
self._mode = "RGB"
# FIXME: to be continued...
# create tile descriptor (assuming "dumped")
self.tile = [ImageFile._Tile("raw", (0, 0) + self.size, 1024, self.mode)]
#
# --------------------------------------------------------------------
Image.register_open(PixarImageFile.format, PixarImageFile, _accept)
Image.register_extension(PixarImageFile.format, ".pxr")