aboutsummaryrefslogtreecommitdiffstats
path: root/env/lib/python3.10/site-packages/PIL/GdImageFile.py
diff options
context:
space:
mode:
authorLibravatarLibravatar Biswakalyan Bhuyan <biswa@surgot.in> 2022-11-13 23:46:45 +0530
committerLibravatarLibravatar Biswakalyan Bhuyan <biswa@surgot.in> 2022-11-13 23:46:45 +0530
commit9468226a9e2e2ab8cdd599f1d8538e860ca86120 (patch)
tree0a77ada226d6db80639f96b438bf83e4e756edb5 /env/lib/python3.10/site-packages/PIL/GdImageFile.py
downloadidcard-9468226a9e2e2ab8cdd599f1d8538e860ca86120.tar.gz
idcard-9468226a9e2e2ab8cdd599f1d8538e860ca86120.tar.bz2
idcard-9468226a9e2e2ab8cdd599f1d8538e860ca86120.zip
id card generator
Diffstat (limited to 'env/lib/python3.10/site-packages/PIL/GdImageFile.py')
-rw-r--r--env/lib/python3.10/site-packages/PIL/GdImageFile.py95
1 files changed, 95 insertions, 0 deletions
diff --git a/env/lib/python3.10/site-packages/PIL/GdImageFile.py b/env/lib/python3.10/site-packages/PIL/GdImageFile.py
new file mode 100644
index 0000000..1ac3b67
--- /dev/null
+++ b/env/lib/python3.10/site-packages/PIL/GdImageFile.py
@@ -0,0 +1,95 @@
+#
+# The Python Imaging Library.
+# $Id$
+#
+# GD file handling
+#
+# History:
+# 1996-04-12 fl Created
+#
+# Copyright (c) 1997 by Secret Labs AB.
+# Copyright (c) 1996 by Fredrik Lundh.
+#
+# See the README file for information on usage and redistribution.
+#
+
+
+"""
+.. note::
+ This format cannot be automatically recognized, so the
+ class is not registered for use with :py:func:`PIL.Image.open()`. To open a
+ gd file, use the :py:func:`PIL.GdImageFile.open()` function instead.
+
+.. warning::
+ THE GD FORMAT IS NOT DESIGNED FOR DATA INTERCHANGE. This
+ implementation is provided for convenience and demonstrational
+ purposes only.
+"""
+
+
+from . import ImageFile, ImagePalette, UnidentifiedImageError
+from ._binary import i16be as i16
+from ._binary import i32be as i32
+
+
+class GdImageFile(ImageFile.ImageFile):
+ """
+ Image plugin for the GD uncompressed format. Note that this format
+ is not supported by the standard :py:func:`PIL.Image.open()` function. To use
+ this plugin, you have to import the :py:mod:`PIL.GdImageFile` module and
+ use the :py:func:`PIL.GdImageFile.open()` function.
+ """
+
+ format = "GD"
+ format_description = "GD uncompressed images"
+
+ def _open(self):
+
+ # Header
+ s = self.fp.read(1037)
+
+ if not i16(s) in [65534, 65535]:
+ raise SyntaxError("Not a valid GD 2.x .gd file")
+
+ self.mode = "L" # FIXME: "P"
+ self._size = i16(s, 2), i16(s, 4)
+
+ true_color = s[6]
+ true_color_offset = 2 if true_color else 0
+
+ # transparency index
+ tindex = i32(s, 7 + true_color_offset)
+ if tindex < 256:
+ self.info["transparency"] = tindex
+
+ self.palette = ImagePalette.raw(
+ "XBGR", s[7 + true_color_offset + 4 : 7 + true_color_offset + 4 + 256 * 4]
+ )
+
+ self.tile = [
+ (
+ "raw",
+ (0, 0) + self.size,
+ 7 + true_color_offset + 4 + 256 * 4,
+ ("L", 0, 1),
+ )
+ ]
+
+
+def open(fp, mode="r"):
+ """
+ Load texture from a GD image file.
+
+ :param fp: GD file name, or an opened file handle.
+ :param mode: Optional mode. In this version, if the mode argument
+ is given, it must be "r".
+ :returns: An image instance.
+ :raises OSError: If the image could not be read.
+ """
+ if mode != "r":
+ raise ValueError("bad mode")
+
+ try:
+ return GdImageFile(fp)
+ except SyntaxError as e:
+ raise UnidentifiedImageError("cannot identify this image file") from e