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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/vp8_ivf.py
parent4039a800349dcd587833d3e27d9137e4649818f4 (diff)
Remove snippet and kaitai plugin. Note their individual links.
Diffstat (limited to 'python/examples/kaitai/vp8_ivf.py')
-rw-r--r--python/examples/kaitai/vp8_ivf.py107
1 files changed, 0 insertions, 107 deletions
diff --git a/python/examples/kaitai/vp8_ivf.py b/python/examples/kaitai/vp8_ivf.py
deleted file mode 100644
index 05c19326..00000000
--- a/python/examples/kaitai/vp8_ivf.py
+++ /dev/null
@@ -1,107 +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 Vp8Ivf(KaitaiStruct):
- """IVF is a simple container format for raw VP8 data, which is an open
- and royalty-free video compression format, currently developed by
- Google.
-
- Test .ivf files are available at https://chromium.googlesource.com/webm/vp8-test-vectors
-
- .. seealso::
- Source - https://wiki.multimedia.cx/index.php/IVF
- """
- SEQ_FIELDS = ["magic1", "version", "len_header", "codec", "width", "height", "framerate", "timescale", "num_frames", "unused", "image_data"]
- 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['magic1']['start'] = self._io.pos()
- self.magic1 = self._io.ensure_fixed_contents(b"\x44\x4B\x49\x46")
- self._debug['magic1']['end'] = self._io.pos()
- self._debug['version']['start'] = self._io.pos()
- self.version = self._io.read_u2le()
- self._debug['version']['end'] = self._io.pos()
- self._debug['len_header']['start'] = self._io.pos()
- self.len_header = self._io.read_u2le()
- self._debug['len_header']['end'] = self._io.pos()
- self._debug['codec']['start'] = self._io.pos()
- self.codec = self._io.ensure_fixed_contents(b"\x56\x50\x38\x30")
- self._debug['codec']['end'] = self._io.pos()
- self._debug['width']['start'] = self._io.pos()
- self.width = self._io.read_u2le()
- self._debug['width']['end'] = self._io.pos()
- self._debug['height']['start'] = self._io.pos()
- self.height = self._io.read_u2le()
- self._debug['height']['end'] = self._io.pos()
- self._debug['framerate']['start'] = self._io.pos()
- self.framerate = self._io.read_u4le()
- self._debug['framerate']['end'] = self._io.pos()
- self._debug['timescale']['start'] = self._io.pos()
- self.timescale = self._io.read_u4le()
- self._debug['timescale']['end'] = self._io.pos()
- self._debug['num_frames']['start'] = self._io.pos()
- self.num_frames = self._io.read_u4le()
- self._debug['num_frames']['end'] = self._io.pos()
- self._debug['unused']['start'] = self._io.pos()
- self.unused = self._io.read_u4le()
- self._debug['unused']['end'] = self._io.pos()
- self._debug['image_data']['start'] = self._io.pos()
- self.image_data = [None] * (self.num_frames)
- for i in range(self.num_frames):
- if not 'arr' in self._debug['image_data']:
- self._debug['image_data']['arr'] = []
- self._debug['image_data']['arr'].append({'start': self._io.pos()})
- _t_image_data = self._root.Blocks(self._io, self, self._root)
- _t_image_data._read()
- self.image_data[i] = _t_image_data
- self._debug['image_data']['arr'][i]['end'] = self._io.pos()
-
- self._debug['image_data']['end'] = self._io.pos()
-
- class Blocks(KaitaiStruct):
- SEQ_FIELDS = ["entries"]
- 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['entries']['start'] = self._io.pos()
- self.entries = self._root.Block(self._io, self, self._root)
- self.entries._read()
- self._debug['entries']['end'] = self._io.pos()
-
-
- class Block(KaitaiStruct):
- SEQ_FIELDS = ["len_frame", "timestamp", "framedata"]
- 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['len_frame']['start'] = self._io.pos()
- self.len_frame = self._io.read_u4le()
- self._debug['len_frame']['end'] = self._io.pos()
- self._debug['timestamp']['start'] = self._io.pos()
- self.timestamp = self._io.read_u8le()
- self._debug['timestamp']['end'] = self._io.pos()
- self._debug['framedata']['start'] = self._io.pos()
- self.framedata = self._io.read_bytes(self.len_frame)
- self._debug['framedata']['end'] = self._io.pos()
-
-
-