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authorXusheng <xusheng@vector35.com>2021-07-01 12:34:30 +0800
committerXusheng Li <xushengli@protonmail.com>2021-07-05 10:11:47 +0800
commit13ff200ba134b8704f37eca99c42b70dab0d17dc (patch)
tree876b3db3c53f704b31152aeaede1f2edc9d27b24 /python/examples/kaitai/ico.py
parent4039a800349dcd587833d3e27d9137e4649818f4 (diff)
Remove snippet and kaitai plugin. Note their individual links.
Diffstat (limited to 'python/examples/kaitai/ico.py')
-rw-r--r--python/examples/kaitai/ico.py124
1 files changed, 0 insertions, 124 deletions
diff --git a/python/examples/kaitai/ico.py b/python/examples/kaitai/ico.py
deleted file mode 100644
index 408c4bc4..00000000
--- a/python/examples/kaitai/ico.py
+++ /dev/null
@@ -1,124 +0,0 @@
-# This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild
-
-from pkg_resources import parse_version
-from .kaitaistruct import __version__ as ks_version, KaitaiStruct, KaitaiStream, BytesIO
-import collections
-
-
-if parse_version(ks_version) < parse_version('0.7'):
- raise Exception("Incompatible Kaitai Struct Python API: 0.7 or later is required, but you have %s" % (ks_version))
-
-class Ico(KaitaiStruct):
- """Microsoft Windows uses specific file format to store applications
- icons - ICO. This is a container that contains one or more image
- files (effectively, DIB parts of BMP files or full PNG files are
- contained inside).
-
- .. seealso::
- Source - https://msdn.microsoft.com/en-us/library/ms997538.aspx
- """
- SEQ_FIELDS = ["magic", "num_images", "images"]
- def __init__(self, _io, _parent=None, _root=None):
- self._io = _io
- self._parent = _parent
- self._root = _root if _root else self
- self._debug = collections.defaultdict(dict)
-
- def _read(self):
- self._debug['magic']['start'] = self._io.pos()
- self.magic = self._io.ensure_fixed_contents(b"\x00\x00\x01\x00")
- self._debug['magic']['end'] = self._io.pos()
- self._debug['num_images']['start'] = self._io.pos()
- self.num_images = self._io.read_u2le()
- self._debug['num_images']['end'] = self._io.pos()
- self._debug['images']['start'] = self._io.pos()
- self.images = [None] * (self.num_images)
- for i in range(self.num_images):
- if not 'arr' in self._debug['images']:
- self._debug['images']['arr'] = []
- self._debug['images']['arr'].append({'start': self._io.pos()})
- _t_images = self._root.IconDirEntry(self._io, self, self._root)
- _t_images._read()
- self.images[i] = _t_images
- self._debug['images']['arr'][i]['end'] = self._io.pos()
-
- self._debug['images']['end'] = self._io.pos()
-
- class IconDirEntry(KaitaiStruct):
- SEQ_FIELDS = ["width", "height", "num_colors", "reserved", "num_planes", "bpp", "len_img", "ofs_img"]
- def __init__(self, _io, _parent=None, _root=None):
- self._io = _io
- self._parent = _parent
- self._root = _root if _root else self
- self._debug = collections.defaultdict(dict)
-
- def _read(self):
- self._debug['width']['start'] = self._io.pos()
- self.width = self._io.read_u1()
- self._debug['width']['end'] = self._io.pos()
- self._debug['height']['start'] = self._io.pos()
- self.height = self._io.read_u1()
- self._debug['height']['end'] = self._io.pos()
- self._debug['num_colors']['start'] = self._io.pos()
- self.num_colors = self._io.read_u1()
- self._debug['num_colors']['end'] = self._io.pos()
- self._debug['reserved']['start'] = self._io.pos()
- self.reserved = self._io.ensure_fixed_contents(b"\x00")
- self._debug['reserved']['end'] = self._io.pos()
- self._debug['num_planes']['start'] = self._io.pos()
- self.num_planes = self._io.read_u2le()
- self._debug['num_planes']['end'] = self._io.pos()
- self._debug['bpp']['start'] = self._io.pos()
- self.bpp = self._io.read_u2le()
- self._debug['bpp']['end'] = self._io.pos()
- self._debug['len_img']['start'] = self._io.pos()
- self.len_img = self._io.read_u4le()
- self._debug['len_img']['end'] = self._io.pos()
- self._debug['ofs_img']['start'] = self._io.pos()
- self.ofs_img = self._io.read_u4le()
- self._debug['ofs_img']['end'] = self._io.pos()
-
- @property
- def img(self):
- """Raw image data. Use `is_png` to determine whether this is an
- embedded PNG file (true) or a DIB bitmap (false) and call a
- relevant parser, if needed to parse image data further.
- """
- if hasattr(self, '_m_img'):
- return self._m_img if hasattr(self, '_m_img') else None
-
- _pos = self._io.pos()
- self._io.seek(self.ofs_img)
- self._debug['_m_img']['start'] = self._io.pos()
- self._m_img = self._io.read_bytes(self.len_img)
- self._debug['_m_img']['end'] = self._io.pos()
- self._io.seek(_pos)
- return self._m_img if hasattr(self, '_m_img') else None
-
- @property
- def png_header(self):
- """Pre-reads first 8 bytes of the image to determine if it's an
- embedded PNG file.
- """
- if hasattr(self, '_m_png_header'):
- return self._m_png_header if hasattr(self, '_m_png_header') else None
-
- _pos = self._io.pos()
- self._io.seek(self.ofs_img)
- self._debug['_m_png_header']['start'] = self._io.pos()
- self._m_png_header = self._io.read_bytes(8)
- self._debug['_m_png_header']['end'] = self._io.pos()
- self._io.seek(_pos)
- return self._m_png_header if hasattr(self, '_m_png_header') else None
-
- @property
- def is_png(self):
- """True if this image is in PNG format."""
- if hasattr(self, '_m_is_png'):
- return self._m_is_png if hasattr(self, '_m_is_png') else None
-
- self._m_is_png = self.png_header == b"\x89\x50\x4E\x47\x0D\x0A\x1A\x0A"
- return self._m_is_png if hasattr(self, '_m_is_png') else None
-
-
-