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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 17:00:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 17:00:10 +0000
commit1ebbd027274333758fc3517685d81847601db676 (patch)
tree5259d053d3e3066e0745150805fa4b20184eef98 /magic/Magdir/cad
parentInitial commit. (diff)
downloadfile-1ebbd027274333758fc3517685d81847601db676.tar.xz
file-1ebbd027274333758fc3517685d81847601db676.zip
Adding upstream version 1:5.45.upstream/1%5.45upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+
+#------------------------------------------------------------------------------
+# $File: cad,v 1.31 2022/12/09 15:36:23 christos Exp $
+# autocad: file(1) magic for cad files
+#
+
+# Microstation DGN/CIT Files (www.bentley.com)
+# Last updated July 29, 2005 by Lester Hightower
+# DGN is the default file extension of Microstation/Intergraph CAD files.
+# CIT is the proprietary raster format (similar to TIFF) used to attach
+# raster underlays to Microstation DGN (vector) drawings.
+#
+# http://www.wotsit.org/search.asp
+# https://filext.com/detaillist.php?extdetail=DGN
+# https://filext.com/detaillist.php?extdetail=CIT
+#
+# https://www.bentley.com/products/default.cfm?objectid=97F351F5-9C35-4E5E-89C2
+# 3F86C928&method=display&p_objectid=97F351F5-9C35-4E5E-89C280A93F86C928
+# https://www.bentley.com/products/default.cfm?objectid=A5C2FD43-3AC9-4C71-B682
+# 721C479F&method=display&p_objectid=A5C2FD43-3AC9-4C71-B682C7BE721C479F
+#
+# URL: https://en.wikipedia.org/wiki/MicroStation
+# reference: http://dgnlib.maptools.org/dgn.html
+# http://dgnlib.maptools.org/dl/ref18.pdf
+# Update: Joerg Jenderek
+# Note: verfied by command like `dgndump seed2d_b.dgn`
+# test for level 8 and type 5 or 9
+0 beshort&0x3F73 0x0801
+# level of element like 8
+#>0 ubyte&0x3F x \b, level %u
+#>0 ubyte &0x80 \b, complex
+#>0 ubyte &0x40 \b, reserved
+# type of element 9~TCB 8~Digitizer setup 5~Group Data Elements
+#>1 ubyte&0x7F x \b, type %u
+# words to follow in element: 17H~CEL library 2FEh~DGN 9FEh,DFEh~CIT
+#>2 uleshort x \b, words %#4.4x to follow
+# test for 3 reserved 0 bytes in CIT or "conversion" in ViewInfo structure (DGN CEL)
+#>508 ubelong x \b, RESERVED %8.8x
+>508 ubelong&0xFFffFF00 =0
+# test for level 8 and type 9 for INGR raster image
+>>0 beshort 0x0809
+# test for length of 1st element is multiple of blocks a 512 bytes
+>>>2 ubyte 0xfe
+>>>>0 use ingr-image
+# test for DGN or CEL by jump words (uleshort) forward to next element
+>(2.s*2) ulong x
+# 2nd element type: 8~Digitizer~DesiGNfile 1~library cell header other~CIT
+#>>&1 ubyte&0x7F x \b, 2nd type %u
+# DGN
+>>&1 ubyte&0x7F 8
+>>>2 uleshort =0x02FE Bentley/Intergraph Microstation CAD drawing
+!:mime application/x-bentley-dgn
+!:ext dgn
+# The 0x40 bit of this byte is 1 if the file is 3D, otherwise 0
+>>>>1214 ubyte &0x40 3D
+>>>>1214 ubyte ^0x40 2D
+# 2 chars for name of subunits like ft FT in IN mu m mm '\0 '\040
+>>>>1120 string x \b, units %-.2s
+# 2 chars for name of master unit like IN in ML SU tn th TH HU mm "\0 "\040 \0\0
+>>>>1122 string >\0 %-.2s
+#>>>>1120 ubelong x \b, units %#8.8x
+# element range low,high x y z like xlow=0 08010000h 01080000h
+#>>>>4 ubelong !0 \b, xlow %8.8x
+#>>>>8 ubelong !0 \b, ylow %8.8x
+#>>>>12 ubelong !0 \b, zlow %8.8x
+#>>>>16 ubelong !0 \b, xhigh %8.8x
+#>>>>20 ubelong !0 \b, yhigh %8.8x
+#>>>>24 ubelong !0 \b, zhigh %8.8x
+# graphic group number; all other elements in that group have same non-0 number
+#>>>>28 leshort x \b, grphgrp %#4.4x
+# words to optional attribute linkage
+#>>>>30 ubyte x \b, attindx \%o
+#>>>>31 ubyte x \b\%o
+# >>30 string \026\105 DGNFile
+# >>30 string \034\105 DGNFile
+# >>30 string \073\107 DGNFile
+# >>30 string \073\110 DGNFile
+# >>30 string \106\107 DGNFile
+# >>30 string \110\103 DGNFile
+# >>30 string \120\104 DGNFile
+# >>30 string \172\104 DGNFile
+# >>30 string \172\105 DGNFile
+# >>30 string \172\106 DGNFile
+# >>30 string \234\106 DGNFile
+# >>30 string \273\105 DGNFile
+# >>30 string \306\106 DGNFile
+# >>30 string \310\104 DGNFile
+# >>30 string \341\104 DGNFile
+# >>30 string \372\103 DGNFile
+# >>30 string \372\104 DGNFile
+# >>30 string \372\106 DGNFile
+# >>30 string \376\103 DGNFile
+# elements properties indicator
+#>>>>32 uleshort !0 \b, properties %#4.4x
+# class 0~Primary
+#>>>>>32 uleshort&0x000F !0 \b, class %#4.4x
+# Symbology
+#>>>>>34 uleshort x \b, Symbology %#4.4x
+# test for 2nd element type 1~library cell header
+>>&1 ubyte&0x7F 1
+# test for 1st element with level 8 and type 5 for cell library
+>>>0 beshort 0x0805 Bentley/Intergraph Microstation CAD cell library
+!:mime application/x-bentley-cel
+!:ext cel
+#
+# URL: http://fileformats.archiveteam.org/wiki/Intergraph_Raster
+# reference: https://web.archive.org/web/20140903185431/
+# http://oreilly.com/www/centers/gff/formats/ingr/index.htm
+# note: verfied by command like `nconvert -fullinfo LONGLAT.CIT`
+# display information for intergraph raster bitmap
+0 name ingr-image
+# in 5.37 "Microstation CITFile" "Bentley/Intergraph MicroStation CIT raster CAD"
+# DataTypeCode indicates format, depth of the pixel data and used compression
+>4 uleshort x Intergraph raster image
+>>4 uleshort 0x0009 \b, Run-Length Encoded 1-bit
+!:mime image/x-intergraph-rle
+!:ext rel
+>>4 uleshort 0x0018 \b, CCITT Group 4 1-bit
+!:mime image/x-intergraph-cit
+!:ext cit
+>>4 uleshort 27 \b, Adaptive RLE RGB
+!:mime image/x-intergraph-rgb
+!:ext rgb
+>>4 default x
+>>>4 uleshort x \b, Type %u
+!:mime image/x-intergraph
+# TODO:
+#>4 uleshort 0 \b, no data
+# ...
+#>4 uleshort 0x0045 \b, Continuous Tone CMKY (Uncompressed)
+# ApplicationType: 0~generic raster image 3~drawing, scanning
+# 8~I/IMAGE and MicroStation Imager 9~ModelView
+>6 uleshort !0 \b, ApplicationType %u
+#>6 uleshort x \b, ApplicationType %u
+# XViewOrigin; Raster grid data X origin
+#>8 ulequad !0 \b, XViewOrigin %llx
+# PixelsPerLine is the number of pixels in a scan line of bitmapp
+>184 ulelong x \b, %u x
+# NumberOfLines is height of the raster data in scanlines
+>188 ulelong x %u
+# DeviceResolution; resolution of scanning device
+# positive indicates number of micros between lines; negative indicates DPI
+#>192 leshort x \b, DeviceResolution %d
+# ScanlineOrient indicates the origin and the orientation of the scan lines
+#>194 ubyte x \b, ScanlineOrient %x
+>194 ubyte x \b, orientation
+>194 ubyte &0x01 right
+>194 ubyte ^0x01 left
+>194 ubyte &0x02 down
+>194 ubyte ^0x02 top
+>194 ubyte &0x04 horizontal
+>194 ubyte ^0x04 vertical
+# ScannableFlag; Scanline indexing method used
+#>195 ubyte !0 \b, ScannableFlag %#x
+# RotationAngle; Rotation angle of raster data
+#>196 ubequad !0 \b, RotationAngle %#llx
+# SkewAngle; Skew angle of raster data
+#>204 ubequad !0 \b, SkewAngle %llx
+# DataTypeModifier; Additional raster data format info
+#>212 uleshort !0 \b, DataTypeModifier %#4.4x
+# DesignFile[66]; Name of the design file
+>214 string >\0 \b, DesignFile %-.66s
+# DatabaseFile[66]; Name of the database file
+>280 string >\0 \b, DatabaseFile %-.66s
+# ParentGridFile[66]; Name of parent grid file
+>346 string >\0 \b, ParentGridFile %-.66s
+# FileDescription[80]; Text description of file and contents
+>412 string >\0 \b, FileDescription %-.80s
+# MinValue
+#>492 ubequad !0 \b, MinValue %#llx
+# MaxValue
+#>500 ubequad !0 \b, MaxValue %#llx
+# Reserved[3]; Unused (always 0)
+#>508 ubelong&0xFFffFF00 x \b, RESERVED %8.8x
+# GridFileVersion; Grid File Version like 2 3
+#>511 ubyte x \b, GridFileVersion %x
+
+# AutoCAD
+# Merge of the different contributions and updates from https://en.wikipedia.org/wiki/Dwg
+# and https://www.iana.org/assignments/media-types/image/vnd.dwg
+0 string MC0.0 DWG AutoDesk AutoCAD Release 1.0
+!:mime image/vnd.dwg
+0 string AC1.2 DWG AutoDesk AutoCAD Release 1.2
+!:mime image/vnd.dwg
+0 string AC1.3 DWG AutoDesk AutoCAD Release 1.3
+!:mime image/vnd.dwg
+0 string AC1.40 DWG AutoDesk AutoCAD Release 1.40
+!:mime image/vnd.dwg
+0 string AC1.50 DWG AutoDesk AutoCAD Release 2.05
+!:mime image/vnd.dwg
+0 string AC2.10 DWG AutoDesk AutoCAD Release 2.10
+!:mime image/vnd.dwg
+0 string AC2.21 DWG AutoDesk AutoCAD Release 2.21
+!:mime image/vnd.dwg
+0 string AC2.22 DWG AutoDesk AutoCAD Release 2.22
+!:mime image/vnd.dwg
+0 string AC1001 DWG AutoDesk AutoCAD Release 2.22
+!:mime image/vnd.dwg
+0 string AC1002 DWG AutoDesk AutoCAD Release 2.50
+!:mime image/vnd.dwg
+0 string AC1003 DWG AutoDesk AutoCAD Release 2.60
+!:mime image/vnd.dwg
+0 string AC1004 DWG AutoDesk AutoCAD Release 9
+!:mime image/vnd.dwg
+0 string AC1006 DWG AutoDesk AutoCAD Release 10
+!:mime image/vnd.dwg
+0 string AC1009 DWG AutoDesk AutoCAD Release 11/12
+!:mime image/vnd.dwg
+# AutoCAD DWG versions R13/R14 (www.autodesk.com)
+# Written December 01, 2003 by Lester Hightower
+# Based on the DWG File Format Specifications at http://www.opendwg.org/
+# AutoCad, from Nahuel Greco
+# AutoCAD DWG versions R12/R13/R14 (www.autodesk.com)
+0 string AC1012 DWG AutoDesk AutoCAD Release 13
+!:mime image/vnd.dwg
+0 string AC1013 DWG AutoDesk AutoCAD Release 13c3
+!:mime image/vnd.dwg
+0 string AC1014 DWG AutoDesk AutoCAD Release 14
+!:mime image/vnd.dwg
+0 string AC1015 DWG AutoDesk AutoCAD 2000
+!:mime image/vnd.dwg
+
+# A new version of AutoCAD DWG
+# Sergey Zaykov (mail_of_sergey@mail.ru, sergey_zaikov@rambler.ru,
+# ICQ 358572321)
+# From various sources like:
+# https://autodesk.blogs.com/between_the_lines/autocad-release-history.html
+0 string AC1018 DWG AutoDesk AutoCAD 2004/2005/2006
+!:mime image/vnd.dwg
+0 string AC1021 DWG AutoDesk AutoCAD 2007/2008/2009
+!:mime image/vnd.dwg
+0 string AC1024 DWG AutoDesk AutoCAD 2010/2011/2012
+!:mime image/vnd.dwg
+0 string AC1027 DWG AutoDesk AutoCAD 2013-2017
+!:mime image/vnd.dwg
+
+# From GNU LibreDWG
+0 string AC1032 DWG AutoDesk AutoCAD 2018/2019/2020
+!:mime image/vnd.dwg
+0 string AC1035 DWG AutoDesk AutoCAD 2021
+!:mime image/vnd.dwg
+
+# KOMPAS 2D drawing from ASCON
+# This is KOMPAS 2D drawing or fragment of drawing but is not detailed nor
+# gathered nor specification
+# ASCON https://ascon.net/main/ in English,
+# https://ascon.ru/ main site in Russian
+# Extension is CDW for drawing and FRW for fragment of drawing
+# Sergey Zaykov (mail_of_sergey@mail.ru, sergey_zaikov@rambler.ru,
+# ICQ 358572321, https://vkontakte.ru/id16076543)
+# From:
+# https://sd.ascon.ru/otrs/customer.pl?Action=CustomerFAQ&CategoryID=4&ItemID=292
+# (in russian) and my experiments
+0 string KF
+>2 belong 0x4E00000C Kompas drawing 12.0 SP1
+>2 belong 0x4D00000C Kompas drawing 12.0
+>2 belong 0x3200000B Kompas drawing 11.0 SP1
+>2 belong 0x3100000B Kompas drawing 11.0
+>2 belong 0x2310000A Kompas drawing 10.0 SP1
+>2 belong 0x2110000A Kompas drawing 10.0
+>2 belong 0x08000009 Kompas drawing 9.0 SP1
+>2 belong 0x05000009 Kompas drawing 9.0
+>2 belong 0x33010008 Kompas drawing 8+
+>2 belong 0x1A000008 Kompas drawing 8.0
+>2 belong 0x2C010107 Kompas drawing 7+
+>2 belong 0x05000007 Kompas drawing 7.0
+>2 belong 0x32000006 Kompas drawing 6+
+>2 belong 0x09000006 Kompas drawing 6.0
+>2 belong 0x5C009005 Kompas drawing 5.11R03
+>2 belong 0x54009005 Kompas drawing 5.11R02
+>2 belong 0x51009005 Kompas drawing 5.11R01
+>2 belong 0x22009005 Kompas drawing 5.10R03
+>2 belong 0x22009005 Kompas drawing 5.10R02 mar
+>2 belong 0x21009005 Kompas drawing 5.10R02 febr
+>2 belong 0x19009005 Kompas drawing 5.10R01
+>2 belong 0xF4008005 Kompas drawing 5.9R01.003
+>2 belong 0x1C008005 Kompas drawing 5.9R01.002
+>2 belong 0x11008005 Kompas drawing 5.8R01.003
+
+# CAD: file(1) magic for computer aided design files
+# Phillip Griffith <phillip dot griffith at gmail dot com>
+# AutoCAD magic taken from the Open Design Alliance's OpenDWG specifications.
+#
+
+# 3DS (3d Studio files)
+0 leshort 0x4d4d
+>6 leshort 0x2
+>>8 lelong 0xa
+>>>16 leshort 0x3d3d 3D Studio model
+# Beat sgi MMV
+!:strength +20
+!:mime image/x-3ds
+!:ext 3ds
+
+# MegaCAD 2D/3D drawing (.prt)
+# https://megacad.de/
+# From: Markus Heidelberg <markus.heidelberg@web.de>
+0 string MegaCad23\0 MegaCAD 2D/3D drawing
+
+# Hoops CAD files
+# https://docs.techsoft3d.com/visualize/3df/latest/build/general/hsf/\
+# HSF_architecture.html
+# Stephane Charette <stephane.charette@gmail.com>
+0 string ;;\040HSF\040V OpenHSF (Hoops Stream Format)
+>7 regex/9 V[.0-9]{4,5}\040 %s
+!:ext hsf
+
+# AutoCAD Drawing Exchange Format
+# Update: Joerg Jenderek
+# URL: http://fileformats.archiveteam.org/wiki/DXF
+# https://en.wikipedia.org/wiki/AutoCAD_DXF
+# Reference: http://mark0.net/download/triddefs_xml.7z/defs/d/
+# dxf-var0.trid.xml dxf-var0u.trid.xml dxf-var2.trid.xml dxf-var2u.trid.xml
+# Note: called "AutoCAD Drawing eXchange Format" by TrID and
+# "Drawing Interchange File Format (ASCII)" by DROID
+# GRR: some samples does not match 1st test like: abydos.dxf
+0 regex \^[\ \t]*0\r?\000$
+>1 regex \^[\ \t]*SECTION\r?$
+>>2 regex \^[\ \t]*2\r?$
+# GRR: some samples without HEADER section like: airplan2.dxf
+>>>3 regex \^[\ \t]*HEADER\r?$ AutoCAD Drawing Exchange Format
+#!:mime application/x-dxf
+!:mime image/vnd.dxf
+!:ext dxf
+# DROID PUID fmt/64 fmt-64-signature-id-99.dxf
+>>>>&1 search/8192 MC0.0 \b, 1.0
+# DROID PUID fmt/65 fmt-65-signature-id-100.dxf
+>>>>&1 search/8192 AC1.2 \b, 1.2
+# DROID PUID fmt/66 fmt-66-signature-id-101.dxf
+>>>>&1 search/8192 AC1.3 \b, 1.3
+# DROID PUID fmt/67 fmt-67-signature-id-102.dxf
+>>>>&1 search/8192 AC1.40 \b, 1.4
+# DROID PUID fmt/68 fmt-68-signature-id-103.dxf
+>>>>&1 search/8192 AC1.50 \b, 2.0
+# DROID PUID fmt/69 fmt-69-signature-id-104.dxf
+>>>>&1 search/8192 AC2.10 \b, 2.1
+# DROID PUID fmt/70 fmt-70-signature-id-105.dxf
+>>>>&1 search/8192 AC2.21 \b, 2.2
+# DROID PUID fmt/71 fmt-71-signature-id-106.dxf
+>>>>&1 search/8192 AC1002 \b, 2.5
+# DROID PUID fmt/72 fmt-72-signature-id-107.dxf
+>>>>&1 search/8192 AC1003 \b, 2.6
+# DROID PUID fmt/73 fmt-73-signature-id-108.dxf
+>>>>&1 search/8192 AC1004 \b, R9
+>>>>&1 search/8192 AC1006 \b, R10
+# http://cd.textfiles.com/amigaenv/DXF/OBJEKTE/LASTMINUTE/apple.dxf
+#>>>>&1 search/8192 AC1008 \b, Rfoo
+>>>>&1 search/8192 AC1009 \b, R11/R12
+>>>>&1 search/8192 AC1012 \b, R13
+>>>>&1 search/8192 AC1013 \b, R13c3
+>>>>&1 search/8192 AC1014 \b, R14
+>>>>&1 search/8192 AC1015 \b, version 2000
+>>>>&1 search/8192 AC1018 \b, version 2004
+>>>>&1 search/8192 AC1021 \b, version 2007
+>>>>&1 search/8192 AC1024 \b, version 2010
+>>>>&1 search/8192 AC1027 \b, version 2013
+>>>>&1 search/8192 AC1032 \b, version 2018
+>>>>&1 search/8192 AC1035 \b, version 2021
+
+# The Sketchup 3D model format https://www.sketchup.com/
+0 string \xff\xfe\xff\x0e\x53\x00\x6b\x00\x65\x00\x74\x00\x63\x00\x68\x00\x55\x00\x70\x00\x20\x00\x4d\x00\x6f\x00\x64\x00\x65\x00\x6c\x00 SketchUp Model
+!:mime application/vnd.sketchup.skp
+!:ext skp
+
+4 regex/b P[0-9][0-9]\\.[0-9][0-9][0-9][0-9]\\.[0-9][0-9][0-9][0-9]\\.[0-9] NAXOS CAD System file from version %s
+!:strength +40
+
+# glTF (GL Transmission Format) - by the Khronos Group
+# Reference: https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#glb-file-format-specification
+0 string glTF glTF binary model
+>4 ulelong x \b, version %d
+>8 ulelong x \b, length %d bytes
+!:mime model/gltf-binary
+!:ext glb
+
+# FBX (FilmBoX) - by Kaydara/Autodesk
+# Reference: https://code.blender.org/2013/08/fbx-binary-file-format-specification
+0 string Kaydara\ FBX\ Binary\ \ \0 Kaydara FBX model,
+>&2 ulelong x version %d
+!:ext fbx
+
+# PLY (Polygon File Format/Stanford Triangle Format) - by Greg Turk
+# Reference: https://web.archive.org/web/20161204152348/http://www.dcs.ed.ac.uk/teaching/cs4/www/graphics/Web/ply.html
+0 string ply\n PLY model,
+!:ext ply
+>4 string format\ ascii\ ASCII,
+>>&0 regex/6 [0-9.]+ version %s
+>4 string format\ binary binary,
+>>&0 string _little_endian\ little endian,
+>>>&0 regex/6 [0-9.]+ version %s
+>>&0 string _big_endian\ big endian,
+>>>&0 regex/6 [0-9.]+ version %s
+
+# VRML (Virtual Reality Modeling Language) - by the Web3D Consortium
+# From: Michel Briand <michelbriand@free.fr>
+# Reference: https://www.web3d.org/standards
+0 string/w #VRML\ V1.0\ ascii VRML 1 file
+!:mime model/vrml
+!:ext wrl
+0 string/w #VRML\ V2.0\ utf8 ISO/IEC 14772 VRML 97 file
+!:mime model/vrml
+!:ext wrl
+# X3D, VRML encoded
+0 string #X3D X3D (Extensible 3D) model, VRML format
+>4 string V
+>>5 regex/6 [0-9.]+ \b, version %s
+!:mime model/x3d+vrml
+!:ext x3dv
+
+## XML-based 3D CAD Formats
+# From: Michel Briand <michelbriand@free.fr>, Oliver Galvin <odg@riseup.net>
+0 string/w \<?xml\ version=
+!:strength + 5
+# X3D (Extensible 3D)
+# Schema: https://www.web3d.org/specifications/x3d-3.2.dtd
+# MIME Type: https://www.iana.org/assignments/media-types/model/x3d+xml
+# Example: https://www.web3d.org/x3d/content/examples/Basic/course/CreateX3DFromStringRandomSpheres.x3d
+>20 search/1000/w \<!DOCTYPE\ X3D X3D (Extensible 3D) model, XML document
+!:mime model/x3d+xml
+!:ext x3d
+# COLLADA (COLLAborative Design Activity) - by the Khronos Group
+# Schema: http://www.collada.org/2005/11/COLLADASchema
+# Reference: https://www.khronos.org/collada
+>20 search/1000/w \<COLLADA COLLADA model, XML document
+!:mime model/vnd.collada+xml
+!:ext dae
+# 3MF (3D Manufacturing Format) - by the 3MF Consortium
+# Schema: http://schemas.microsoft.com/3dmanufacturing/core/2015/02
+# Reference: https://3mf.io/specification
+>20 search/1000/w xmlns="http://schemas.microsoft.com/3dmanufacturing 3MF (3D Manufacturing Format) model, XML document
+!:mime model/3mf
+!:ext 3mf
+# AMF (Additive Manufacturing File)
+# Reference: https://www.astm.org/Standards/ISOASTM52915.htm
+>20 search/1000/w \<amf AMF (Additive Manufacturing Format) model, XML document
+!:mime application/x-amf
+!:ext amf