# 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 Pcx(KaitaiStruct): class Versions(Enum): v2_5 = 0 v2_8_with_palette = 2 v2_8_without_palette = 3 paintbrush_for_windows = 4 v3_0 = 5 class Encodings(Enum): rle = 1 SEQ_FIELDS = ["hdr"] 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['hdr']['start'] = self._io.pos() self._raw_hdr = self._io.read_bytes(128) io = KaitaiStream(BytesIO(self._raw_hdr)) self.hdr = self._root.Header(io, self, self._root) self.hdr._read() self._debug['hdr']['end'] = self._io.pos() class Header(KaitaiStruct): """ .. seealso:: - "ZSoft .PCX FILE HEADER FORMAT" - http://web.archive.org/web/20100206055706/http://www.qzx.com/pc-gpe/pcx.txt """ SEQ_FIELDS = ["magic", "version", "encoding", "bits_per_pixel", "img_x_min", "img_y_min", "img_x_max", "img_y_max", "hdpi", "vdpi", "palette_16", "reserved", "num_planes", "bytes_per_line", "palette_info", "h_screen_size", "v_screen_size"] 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"\x0A") self._debug['magic']['end'] = self._io.pos() self._debug['version']['start'] = self._io.pos() self.version = KaitaiStream.resolve_enum(self._root.Versions, self._io.read_u1()) self._debug['version']['end'] = self._io.pos() self._debug['encoding']['start'] = self._io.pos() self.encoding = KaitaiStream.resolve_enum(self._root.Encodings, self._io.read_u1()) self._debug['encoding']['end'] = self._io.pos() self._debug['bits_per_pixel']['start'] = self._io.pos() self.bits_per_pixel = self._io.read_u1() self._debug['bits_per_pixel']['end'] = self._io.pos() self._debug['img_x_min']['start'] = self._io.pos() self.img_x_min = self._io.read_u2le() self._debug['img_x_min']['end'] = self._io.pos() self._debug['img_y_min']['start'] = self._io.pos() self.img_y_min = self._io.read_u2le() self._debug['img_y_min']['end'] = self._io.pos() self._debug['img_x_max']['start'] = self._io.pos() self.img_x_max = self._io.read_u2le() self._debug['img_x_max']['end'] = self._io.pos() self._debug['img_y_max']['start'] = self._io.pos() self.img_y_max = self._io.read_u2le() self._debug['img_y_max']['end'] = self._io.pos() self._debug['hdpi']['start'] = self._io.pos() self.hdpi = self._io.read_u2le() self._debug['hdpi']['end'] = self._io.pos() self._debug['vdpi']['start'] = self._io.pos() self.vdpi = self._io.read_u2le() self._debug['vdpi']['end'] = self._io.pos() self._debug['palette_16']['start'] = self._io.pos() self.palette_16 = self._io.read_bytes(48) self._debug['palette_16']['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_u1() self._debug['num_planes']['end'] = self._io.pos() self._debug['bytes_per_line']['start'] = self._io.pos() self.bytes_per_line = self._io.read_u2le() self._debug['bytes_per_line']['end'] = self._io.pos() self._debug['palette_info']['start'] = self._io.pos() self.palette_info = self._io.read_u2le() self._debug['palette_info']['end'] = self._io.pos() self._debug['h_screen_size']['start'] = self._io.pos() self.h_screen_size = self._io.read_u2le() self._debug['h_screen_size']['end'] = self._io.pos() self._debug['v_screen_size']['start'] = self._io.pos() self.v_screen_size = self._io.read_u2le() self._debug['v_screen_size']['end'] = self._io.pos() class TPalette256(KaitaiStruct): SEQ_FIELDS = ["magic", "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['magic']['start'] = self._io.pos() self.magic = self._io.ensure_fixed_contents(b"\x0C") self._debug['magic']['end'] = self._io.pos() 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.Rgb(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 Rgb(KaitaiStruct): SEQ_FIELDS = ["r", "g", "b"] 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() @property def palette_256(self): """ .. seealso:: - "VGA 256 Color Palette Information" - http://web.archive.org/web/20100206055706/http://www.qzx.com/pc-gpe/pcx.txt """ if hasattr(self, '_m_palette_256'): return self._m_palette_256 if hasattr(self, '_m_palette_256') else None if ((self.hdr.version == self._root.Versions.v3_0) and (self.hdr.bits_per_pixel == 8) and (self.hdr.num_planes == 1)) : _pos = self._io.pos() self._io.seek((self._io.size() - 769)) self._debug['_m_palette_256']['start'] = self._io.pos() self._m_palette_256 = self._root.TPalette256(self._io, self, self._root) self._m_palette_256._read() self._debug['_m_palette_256']['end'] = self._io.pos() self._io.seek(_pos) return self._m_palette_256 if hasattr(self, '_m_palette_256') else None