marcocosta10000
6b3b6541a7
Initial project setup including the main agent script, configuration files, profile JSON state, systemd service unit, startup script, deployment documentation, and Python dependencies. Includes .env, venv/, and __pycache__/ which should likely be excluded via .gitignore to avoid committing secrets and artifacts.
104 lines
2.7 KiB
Python
104 lines
2.7 KiB
Python
#
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# The Python Imaging Library.
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# $Id$
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#
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# GD file handling
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#
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# History:
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# 1996-04-12 fl Created
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#
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# Copyright (c) 1997 by Secret Labs AB.
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# Copyright (c) 1996 by Fredrik Lundh.
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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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"""
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.. note::
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This format cannot be automatically recognized, so the
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class is not registered for use with :py:func:`PIL.Image.open()`. To open a
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gd file, use the :py:func:`PIL.GdImageFile.open()` function instead.
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.. warning::
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THE GD FORMAT IS NOT DESIGNED FOR DATA INTERCHANGE. This
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implementation is provided for convenience and demonstrational
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purposes only.
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"""
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from __future__ import annotations
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from typing import IO
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from . import ImageFile, ImagePalette, UnidentifiedImageError
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from ._binary import i16be as i16
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from ._binary import i32be as i32
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from ._typing import StrOrBytesPath
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class GdImageFile(ImageFile.ImageFile):
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"""
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Image plugin for the GD uncompressed format. Note that this format
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is not supported by the standard :py:func:`PIL.Image.open()` function. To use
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this plugin, you have to import the :py:mod:`PIL.GdImageFile` module and
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use the :py:func:`PIL.GdImageFile.open()` function.
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"""
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format = "GD"
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format_description = "GD uncompressed images"
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def _open(self) -> None:
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# Header
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assert self.fp is not None
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s = self.fp.read(1037)
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if i16(s) not in [65534, 65535]:
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msg = "Not a valid GD 2.x .gd file"
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raise SyntaxError(msg)
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self._mode = "P"
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self._size = i16(s, 2), i16(s, 4)
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true_color = s[6]
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true_color_offset = 2 if true_color else 0
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# transparency index
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tindex = i32(s, 7 + true_color_offset)
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if tindex < 256:
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self.info["transparency"] = tindex
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self.palette = ImagePalette.raw(
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"RGBX", s[7 + true_color_offset + 6 : 7 + true_color_offset + 6 + 256 * 4]
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)
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self.tile = [
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ImageFile._Tile(
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"raw",
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(0, 0) + self.size,
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7 + true_color_offset + 6 + 256 * 4,
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"L",
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)
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]
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def open(fp: StrOrBytesPath | IO[bytes], mode: str = "r") -> GdImageFile:
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"""
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Load texture from a GD image file.
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:param fp: GD file name, or an opened file handle.
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:param mode: Optional mode. In this version, if the mode argument
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is given, it must be "r".
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:returns: An image instance.
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:raises OSError: If the image could not be read.
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"""
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if mode != "r":
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msg = "bad mode"
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raise ValueError(msg)
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try:
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return GdImageFile(fp)
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except SyntaxError as e:
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msg = "cannot identify this image file"
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raise UnidentifiedImageError(msg) from e
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