kaitai: adjustments and rearrangements for python2/3 compat

1 files changed, 384 insertions, 0 deletions

diff --git a/python/examples/kaitai/magicavoxel_vox.py b/python/examples/kaitai/magicavoxel_vox.py
new file mode 100644
index 00000000..0fc3faaa
--- /dev/null
+++ b/python/examples/kaitai/magicavoxel_vox.py
@@ -0,0 +1,384 @@
+# 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
+from enum import Enum
+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 MagicavoxelVox(KaitaiStruct):
+    """
+    .. seealso::
+       Format Description - https://github.com/ephtracy/voxel-model/blob/master/MagicaVoxel-file-format-vox.txt
+    """
+
+    class ChunkType(Enum):
+        main = 1296124238
+        matt = 1296127060
+        pack = 1346454347
+        rgba = 1380401729
+        size = 1397316165
+        xyzi = 1482250825
+
+    class MaterialType(Enum):
+        diffuse = 0
+        metal = 1
+        glass = 2
+        emissive = 3
+
+    class PropertyBitsType(Enum):
+        plastic = 1
+        roughness = 2
+        specular = 4
+        ior = 8
+        attenuation = 16
+        power = 32
+        glow = 64
+        is_total_power = 128
+    SEQ_FIELDS = ["magic", "version", "main"]
+    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"\x56\x4F\x58\x20")
+        self._debug['magic']['end'] = self._io.pos()
+        self._debug['version']['start'] = self._io.pos()
+        self.version = self._io.read_u4le()
+        self._debug['version']['end'] = self._io.pos()
+        self._debug['main']['start'] = self._io.pos()
+        self.main = self._root.Chunk(self._io, self, self._root)
+        self.main._read()
+        self._debug['main']['end'] = self._io.pos()
+
+    class Chunk(KaitaiStruct):
+        SEQ_FIELDS = ["chunk_id", "num_bytes_of_chunk_content", "num_bytes_of_children_chunks", "chunk_content", "children_chunks"]
+        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['chunk_id']['start'] = self._io.pos()
+            self.chunk_id = KaitaiStream.resolve_enum(self._root.ChunkType, self._io.read_u4be())
+            self._debug['chunk_id']['end'] = self._io.pos()
+            self._debug['num_bytes_of_chunk_content']['start'] = self._io.pos()
+            self.num_bytes_of_chunk_content = self._io.read_u4le()
+            self._debug['num_bytes_of_chunk_content']['end'] = self._io.pos()
+            self._debug['num_bytes_of_children_chunks']['start'] = self._io.pos()
+            self.num_bytes_of_children_chunks = self._io.read_u4le()
+            self._debug['num_bytes_of_children_chunks']['end'] = self._io.pos()
+            if self.num_bytes_of_chunk_content != 0:
+                self._debug['chunk_content']['start'] = self._io.pos()
+                _on = self.chunk_id
+                if _on == self._root.ChunkType.size:
+                    self._raw_chunk_content = self._io.read_bytes(self.num_bytes_of_chunk_content)
+                    io = KaitaiStream(BytesIO(self._raw_chunk_content))
+                    self.chunk_content = self._root.Size(io, self, self._root)
+                    self.chunk_content._read()
+                elif _on == self._root.ChunkType.matt:
+                    self._raw_chunk_content = self._io.read_bytes(self.num_bytes_of_chunk_content)
+                    io = KaitaiStream(BytesIO(self._raw_chunk_content))
+                    self.chunk_content = self._root.Matt(io, self, self._root)
+                    self.chunk_content._read()
+                elif _on == self._root.ChunkType.rgba:
+                    self._raw_chunk_content = self._io.read_bytes(self.num_bytes_of_chunk_content)
+                    io = KaitaiStream(BytesIO(self._raw_chunk_content))
+                    self.chunk_content = self._root.Rgba(io, self, self._root)
+                    self.chunk_content._read()
+                elif _on == self._root.ChunkType.xyzi:
+                    self._raw_chunk_content = self._io.read_bytes(self.num_bytes_of_chunk_content)
+                    io = KaitaiStream(BytesIO(self._raw_chunk_content))
+                    self.chunk_content = self._root.Xyzi(io, self, self._root)
+                    self.chunk_content._read()
+                elif _on == self._root.ChunkType.pack:
+                    self._raw_chunk_content = self._io.read_bytes(self.num_bytes_of_chunk_content)
+                    io = KaitaiStream(BytesIO(self._raw_chunk_content))
+                    self.chunk_content = self._root.Pack(io, self, self._root)
+                    self.chunk_content._read()
+                else:
+                    self.chunk_content = self._io.read_bytes(self.num_bytes_of_chunk_content)
+                self._debug['chunk_content']['end'] = self._io.pos()
+
+            if self.num_bytes_of_children_chunks != 0:
+                self._debug['children_chunks']['start'] = self._io.pos()
+                self.children_chunks = []
+                i = 0
+                while not self._io.is_eof():
+                    if not 'arr' in self._debug['children_chunks']:
+                        self._debug['children_chunks']['arr'] = []
+                    self._debug['children_chunks']['arr'].append({'start': self._io.pos()})
+                    _t_children_chunks = self._root.Chunk(self._io, self, self._root)
+                    _t_children_chunks._read()
+                    self.children_chunks.append(_t_children_chunks)
+                    self._debug['children_chunks']['arr'][len(self.children_chunks) - 1]['end'] = self._io.pos()
+                    i += 1
+
+                self._debug['children_chunks']['end'] = self._io.pos()
+
+
+
+    class Size(KaitaiStruct):
+        SEQ_FIELDS = ["size_x", "size_y", "size_z"]
+        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['size_x']['start'] = self._io.pos()
+            self.size_x = self._io.read_u4le()
+            self._debug['size_x']['end'] = self._io.pos()
+            self._debug['size_y']['start'] = self._io.pos()
+            self.size_y = self._io.read_u4le()
+            self._debug['size_y']['end'] = self._io.pos()
+            self._debug['size_z']['start'] = self._io.pos()
+            self.size_z = self._io.read_u4le()
+            self._debug['size_z']['end'] = self._io.pos()
+
+
+    class Rgba(KaitaiStruct):
+        SEQ_FIELDS = ["colors"]
+        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['colors']['start'] = self._io.pos()
+            self.colors = [None] * (256)
+            for i in range(256):
+                if not 'arr' in self._debug['colors']:
+                    self._debug['colors']['arr'] = []
+                self._debug['colors']['arr'].append({'start': self._io.pos()})
+                _t_colors = self._root.Color(self._io, self, self._root)
+                _t_colors._read()
+                self.colors[i] = _t_colors
+                self._debug['colors']['arr'][i]['end'] = self._io.pos()
+
+            self._debug['colors']['end'] = self._io.pos()
+
+
+    class Pack(KaitaiStruct):
+        SEQ_FIELDS = ["num_models"]
+        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['num_models']['start'] = self._io.pos()
+            self.num_models = self._io.read_u4le()
+            self._debug['num_models']['end'] = self._io.pos()
+
+
+    class Matt(KaitaiStruct):
+        SEQ_FIELDS = ["id", "material_type", "material_weight", "property_bits", "plastic", "roughness", "specular", "ior", "attenuation", "power", "glow", "is_total_power"]
+        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['id']['start'] = self._io.pos()
+            self.id = self._io.read_u4le()
+            self._debug['id']['end'] = self._io.pos()
+            self._debug['material_type']['start'] = self._io.pos()
+            self.material_type = KaitaiStream.resolve_enum(self._root.MaterialType, self._io.read_u4le())
+            self._debug['material_type']['end'] = self._io.pos()
+            self._debug['material_weight']['start'] = self._io.pos()
+            self.material_weight = self._io.read_f4le()
+            self._debug['material_weight']['end'] = self._io.pos()
+            self._debug['property_bits']['start'] = self._io.pos()
+            self.property_bits = self._io.read_u4le()
+            self._debug['property_bits']['end'] = self._io.pos()
+            if self.has_plastic:
+                self._debug['plastic']['start'] = self._io.pos()
+                self.plastic = self._io.read_f4le()
+                self._debug['plastic']['end'] = self._io.pos()
+
+            if self.has_roughness:
+                self._debug['roughness']['start'] = self._io.pos()
+                self.roughness = self._io.read_f4le()
+                self._debug['roughness']['end'] = self._io.pos()
+
+            if self.has_specular:
+                self._debug['specular']['start'] = self._io.pos()
+                self.specular = self._io.read_f4le()
+                self._debug['specular']['end'] = self._io.pos()
+
+            if self.has_ior:
+                self._debug['ior']['start'] = self._io.pos()
+                self.ior = self._io.read_f4le()
+                self._debug['ior']['end'] = self._io.pos()
+
+            if self.has_attenuation:
+                self._debug['attenuation']['start'] = self._io.pos()
+                self.attenuation = self._io.read_f4le()
+                self._debug['attenuation']['end'] = self._io.pos()
+
+            if self.has_power:
+                self._debug['power']['start'] = self._io.pos()
+                self.power = self._io.read_f4le()
+                self._debug['power']['end'] = self._io.pos()
+
+            if self.has_glow:
+                self._debug['glow']['start'] = self._io.pos()
+                self.glow = self._io.read_f4le()
+                self._debug['glow']['end'] = self._io.pos()
+
+            if self.has_is_total_power:
+                self._debug['is_total_power']['start'] = self._io.pos()
+                self.is_total_power = self._io.read_f4le()
+                self._debug['is_total_power']['end'] = self._io.pos()
+
+
+        @property
+        def has_is_total_power(self):
+            if hasattr(self, '_m_has_is_total_power'):
+                return self._m_has_is_total_power if hasattr(self, '_m_has_is_total_power') else None
+
+            self._m_has_is_total_power = (self.property_bits & 128) != 0
+            return self._m_has_is_total_power if hasattr(self, '_m_has_is_total_power') else None
+
+        @property
+        def has_plastic(self):
+            if hasattr(self, '_m_has_plastic'):
+                return self._m_has_plastic if hasattr(self, '_m_has_plastic') else None
+
+            self._m_has_plastic = (self.property_bits & 1) != 0
+            return self._m_has_plastic if hasattr(self, '_m_has_plastic') else None
+
+        @property
+        def has_attenuation(self):
+            if hasattr(self, '_m_has_attenuation'):
+                return self._m_has_attenuation if hasattr(self, '_m_has_attenuation') else None
+
+            self._m_has_attenuation = (self.property_bits & 16) != 0
+            return self._m_has_attenuation if hasattr(self, '_m_has_attenuation') else None
+
+        @property
+        def has_power(self):
+            if hasattr(self, '_m_has_power'):
+                return self._m_has_power if hasattr(self, '_m_has_power') else None
+
+            self._m_has_power = (self.property_bits & 32) != 0
+            return self._m_has_power if hasattr(self, '_m_has_power') else None
+
+        @property
+        def has_roughness(self):
+            if hasattr(self, '_m_has_roughness'):
+                return self._m_has_roughness if hasattr(self, '_m_has_roughness') else None
+
+            self._m_has_roughness = (self.property_bits & 2) != 0
+            return self._m_has_roughness if hasattr(self, '_m_has_roughness') else None
+
+        @property
+        def has_specular(self):
+            if hasattr(self, '_m_has_specular'):
+                return self._m_has_specular if hasattr(self, '_m_has_specular') else None
+
+            self._m_has_specular = (self.property_bits & 4) != 0
+            return self._m_has_specular if hasattr(self, '_m_has_specular') else None
+
+        @property
+        def has_ior(self):
+            if hasattr(self, '_m_has_ior'):
+                return self._m_has_ior if hasattr(self, '_m_has_ior') else None
+
+            self._m_has_ior = (self.property_bits & 8) != 0
+            return self._m_has_ior if hasattr(self, '_m_has_ior') else None
+
+        @property
+        def has_glow(self):
+            if hasattr(self, '_m_has_glow'):
+                return self._m_has_glow if hasattr(self, '_m_has_glow') else None
+
+            self._m_has_glow = (self.property_bits & 64) != 0
+            return self._m_has_glow if hasattr(self, '_m_has_glow') else None
+
+
+    class Xyzi(KaitaiStruct):
+        SEQ_FIELDS = ["num_voxels", "voxels"]
+        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['num_voxels']['start'] = self._io.pos()
+            self.num_voxels = self._io.read_u4le()
+            self._debug['num_voxels']['end'] = self._io.pos()
+            self._debug['voxels']['start'] = self._io.pos()
+            self.voxels = [None] * (self.num_voxels)
+            for i in range(self.num_voxels):
+                if not 'arr' in self._debug['voxels']:
+                    self._debug['voxels']['arr'] = []
+                self._debug['voxels']['arr'].append({'start': self._io.pos()})
+                _t_voxels = self._root.Voxel(self._io, self, self._root)
+                _t_voxels._read()
+                self.voxels[i] = _t_voxels
+                self._debug['voxels']['arr'][i]['end'] = self._io.pos()
+
+            self._debug['voxels']['end'] = self._io.pos()
+
+
+    class Color(KaitaiStruct):
+        SEQ_FIELDS = ["r", "g", "b", "a"]
+        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['r']['start'] = self._io.pos()
+            self.r = self._io.read_u1()
+            self._debug['r']['end'] = self._io.pos()
+            self._debug['g']['start'] = self._io.pos()
+            self.g = self._io.read_u1()
+            self._debug['g']['end'] = self._io.pos()
+            self._debug['b']['start'] = self._io.pos()
+            self.b = self._io.read_u1()
+            self._debug['b']['end'] = self._io.pos()
+            self._debug['a']['start'] = self._io.pos()
+            self.a = self._io.read_u1()
+            self._debug['a']['end'] = self._io.pos()
+
+
+    class Voxel(KaitaiStruct):
+        SEQ_FIELDS = ["x", "y", "z", "color_index"]
+        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['x']['start'] = self._io.pos()
+            self.x = self._io.read_u1()
+            self._debug['x']['end'] = self._io.pos()
+            self._debug['y']['start'] = self._io.pos()
+            self.y = self._io.read_u1()
+            self._debug['y']['end'] = self._io.pos()
+            self._debug['z']['start'] = self._io.pos()
+            self.z = self._io.read_u1()
+            self._debug['z']['end'] = self._io.pos()
+            self._debug['color_index']['start'] = self._io.pos()
+            self.color_index = self._io.read_u1()
+            self._debug['color_index']['end'] = self._io.pos()
+
+
+