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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/MicImagePlugin.py
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diff --git a/env/lib/python3.10/site-packages/PIL/MicImagePlugin.py b/env/lib/python3.10/site-packages/PIL/MicImagePlugin.py
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+#
+# The Python Imaging Library.
+# $Id$
+#
+# Microsoft Image Composer support for PIL
+#
+# Notes:
+# uses TiffImagePlugin.py to read the actual image streams
+#
+# History:
+# 97-01-20 fl Created
+#
+# Copyright (c) Secret Labs AB 1997.
+# Copyright (c) Fredrik Lundh 1997.
+#
+# See the README file for information on usage and redistribution.
+#
+
+
+import olefile
+
+from . import Image, TiffImagePlugin
+
+#
+# --------------------------------------------------------------------
+
+
+def _accept(prefix):
+ return prefix[:8] == olefile.MAGIC
+
+
+##
+# Image plugin for Microsoft's Image Composer file format.
+
+
+class MicImageFile(TiffImagePlugin.TiffImageFile):
+
+ format = "MIC"
+ format_description = "Microsoft Image Composer"
+ _close_exclusive_fp_after_loading = False
+
+ def _open(self):
+
+ # read the OLE directory and see if this is a likely
+ # to be a Microsoft Image Composer file
+
+ try:
+ self.ole = olefile.OleFileIO(self.fp)
+ except OSError as e:
+ raise SyntaxError("not an MIC file; invalid OLE file") from e
+
+ # find ACI subfiles with Image members (maybe not the
+ # best way to identify MIC files, but what the... ;-)
+
+ self.images = []
+ for path in self.ole.listdir():
+ if path[1:] and path[0][-4:] == ".ACI" and path[1] == "Image":
+ self.images.append(path)
+
+ # if we didn't find any images, this is probably not
+ # an MIC file.
+ if not self.images:
+ raise SyntaxError("not an MIC file; no image entries")
+
+ self.frame = None
+ self._n_frames = len(self.images)
+ self.is_animated = self._n_frames > 1
+
+ if len(self.images) > 1:
+ self._category = Image.CONTAINER
+
+ self.seek(0)
+
+ def seek(self, frame):
+ if not self._seek_check(frame):
+ return
+ try:
+ filename = self.images[frame]
+ except IndexError as e:
+ raise EOFError("no such frame") from e
+
+ self.fp = self.ole.openstream(filename)
+
+ TiffImagePlugin.TiffImageFile._open(self)
+
+ self.frame = frame
+
+ def tell(self):
+ return self.frame
+
+
+#
+# --------------------------------------------------------------------
+
+Image.register_open(MicImageFile.format, MicImageFile, _accept)
+
+Image.register_extension(MicImageFile.format, ".mic")