/usr/lib/python2.7/dist-packages/mutagen/asf/_util.py is in python-mutagen 1.36-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2005-2006 Joe Wreschnig
# Copyright (C) 2006-2007 Lukas Lalinsky
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
import struct
from mutagen._util import MutagenError
class error(MutagenError):
"""Error raised by :mod:`mutagen.asf`"""
class ASFError(error):
pass
class ASFHeaderError(error):
pass
def guid2bytes(s):
"""Converts a GUID to the serialized bytes representation"""
assert isinstance(s, str)
assert len(s) == 36
p = struct.pack
return b"".join([
p("<IHH", int(s[:8], 16), int(s[9:13], 16), int(s[14:18], 16)),
p(">H", int(s[19:23], 16)),
p(">Q", int(s[24:], 16))[2:],
])
def bytes2guid(s):
"""Converts a serialized GUID to a text GUID"""
assert isinstance(s, bytes)
u = struct.unpack
v = []
v.extend(u("<IHH", s[:8]))
v.extend(u(">HQ", s[8:10] + b"\x00\x00" + s[10:]))
return "%08X-%04X-%04X-%04X-%012X" % tuple(v)
# Names from http://windows.microsoft.com/en-za/windows7/c00d10d1-[0-9A-F]{1,4}
CODECS = {
0x0000: u"Unknown Wave Format",
0x0001: u"Microsoft PCM Format",
0x0002: u"Microsoft ADPCM Format",
0x0003: u"IEEE Float",
0x0004: u"Compaq Computer VSELP",
0x0005: u"IBM CVSD",
0x0006: u"Microsoft CCITT A-Law",
0x0007: u"Microsoft CCITT u-Law",
0x0008: u"Microsoft DTS",
0x0009: u"Microsoft DRM",
0x000A: u"Windows Media Audio 9 Voice",
0x000B: u"Windows Media Audio 10 Voice",
0x000C: u"OGG Vorbis",
0x000D: u"FLAC",
0x000E: u"MOT AMR",
0x000F: u"Nice Systems IMBE",
0x0010: u"OKI ADPCM",
0x0011: u"Intel IMA ADPCM",
0x0012: u"Videologic MediaSpace ADPCM",
0x0013: u"Sierra Semiconductor ADPCM",
0x0014: u"Antex Electronics G.723 ADPCM",
0x0015: u"DSP Solutions DIGISTD",
0x0016: u"DSP Solutions DIGIFIX",
0x0017: u"Dialogic OKI ADPCM",
0x0018: u"MediaVision ADPCM",
0x0019: u"Hewlett-Packard CU codec",
0x001A: u"Hewlett-Packard Dynamic Voice",
0x0020: u"Yamaha ADPCM",
0x0021: u"Speech Compression SONARC",
0x0022: u"DSP Group True Speech",
0x0023: u"Echo Speech EchoSC1",
0x0024: u"Ahead Inc. Audiofile AF36",
0x0025: u"Audio Processing Technology APTX",
0x0026: u"Ahead Inc. AudioFile AF10",
0x0027: u"Aculab Prosody 1612",
0x0028: u"Merging Technologies S.A. LRC",
0x0030: u"Dolby Labs AC2",
0x0031: u"Microsoft GSM 6.10",
0x0032: u"Microsoft MSNAudio",
0x0033: u"Antex Electronics ADPCME",
0x0034: u"Control Resources VQLPC",
0x0035: u"DSP Solutions Digireal",
0x0036: u"DSP Solutions DigiADPCM",
0x0037: u"Control Resources CR10",
0x0038: u"Natural MicroSystems VBXADPCM",
0x0039: u"Crystal Semiconductor IMA ADPCM",
0x003A: u"Echo Speech EchoSC3",
0x003B: u"Rockwell ADPCM",
0x003C: u"Rockwell DigiTalk",
0x003D: u"Xebec Multimedia Solutions",
0x0040: u"Antex Electronics G.721 ADPCM",
0x0041: u"Antex Electronics G.728 CELP",
0x0042: u"Intel G.723",
0x0043: u"Intel G.723.1",
0x0044: u"Intel G.729 Audio",
0x0045: u"Sharp G.726 Audio",
0x0050: u"Microsoft MPEG-1",
0x0052: u"InSoft RT24",
0x0053: u"InSoft PAC",
0x0055: u"MP3 - MPEG Layer III",
0x0059: u"Lucent G.723",
0x0060: u"Cirrus Logic",
0x0061: u"ESS Technology ESPCM",
0x0062: u"Voxware File-Mode",
0x0063: u"Canopus Atrac",
0x0064: u"APICOM G.726 ADPCM",
0x0065: u"APICOM G.722 ADPCM",
0x0066: u"Microsoft DSAT",
0x0067: u"Microsoft DSAT Display",
0x0069: u"Voxware Byte Aligned",
0x0070: u"Voxware AC8",
0x0071: u"Voxware AC10",
0x0072: u"Voxware AC16",
0x0073: u"Voxware AC20",
0x0074: u"Voxware RT24 MetaVoice",
0x0075: u"Voxware RT29 MetaSound",
0x0076: u"Voxware RT29HW",
0x0077: u"Voxware VR12",
0x0078: u"Voxware VR18",
0x0079: u"Voxware TQ40",
0x007A: u"Voxware SC3",
0x007B: u"Voxware SC3",
0x0080: u"Softsound",
0x0081: u"Voxware TQ60",
0x0082: u"Microsoft MSRT24",
0x0083: u"AT&T Labs G.729A",
0x0084: u"Motion Pixels MVI MV12",
0x0085: u"DataFusion Systems G.726",
0x0086: u"DataFusion Systems GSM610",
0x0088: u"Iterated Systems ISIAudio",
0x0089: u"Onlive",
0x008A: u"Multitude FT SX20",
0x008B: u"Infocom ITS ACM G.721",
0x008C: u"Convedia G.729",
0x008D: u"Congruency Audio",
0x0091: u"Siemens Business Communications SBC24",
0x0092: u"Sonic Foundry Dolby AC3 SPDIF",
0x0093: u"MediaSonic G.723",
0x0094: u"Aculab Prosody 8KBPS",
0x0097: u"ZyXEL ADPCM",
0x0098: u"Philips LPCBB",
0x0099: u"Studer Professional Audio AG Packed",
0x00A0: u"Malden Electronics PHONYTALK",
0x00A1: u"Racal Recorder GSM",
0x00A2: u"Racal Recorder G720.a",
0x00A3: u"Racal Recorder G723.1",
0x00A4: u"Racal Recorder Tetra ACELP",
0x00B0: u"NEC AAC",
0x00FF: u"CoreAAC Audio",
0x0100: u"Rhetorex ADPCM",
0x0101: u"BeCubed Software IRAT",
0x0111: u"Vivo G.723",
0x0112: u"Vivo Siren",
0x0120: u"Philips CELP",
0x0121: u"Philips Grundig",
0x0123: u"Digital G.723",
0x0125: u"Sanyo ADPCM",
0x0130: u"Sipro Lab Telecom ACELP.net",
0x0131: u"Sipro Lab Telecom ACELP.4800",
0x0132: u"Sipro Lab Telecom ACELP.8V3",
0x0133: u"Sipro Lab Telecom ACELP.G.729",
0x0134: u"Sipro Lab Telecom ACELP.G.729A",
0x0135: u"Sipro Lab Telecom ACELP.KELVIN",
0x0136: u"VoiceAge AMR",
0x0140: u"Dictaphone G.726 ADPCM",
0x0141: u"Dictaphone CELP68",
0x0142: u"Dictaphone CELP54",
0x0150: u"Qualcomm PUREVOICE",
0x0151: u"Qualcomm HALFRATE",
0x0155: u"Ring Zero Systems TUBGSM",
0x0160: u"Windows Media Audio Standard",
0x0161: u"Windows Media Audio 9 Standard",
0x0162: u"Windows Media Audio 9 Professional",
0x0163: u"Windows Media Audio 9 Lossless",
0x0164: u"Windows Media Audio Pro over SPDIF",
0x0170: u"Unisys NAP ADPCM",
0x0171: u"Unisys NAP ULAW",
0x0172: u"Unisys NAP ALAW",
0x0173: u"Unisys NAP 16K",
0x0174: u"Sycom ACM SYC008",
0x0175: u"Sycom ACM SYC701 G725",
0x0176: u"Sycom ACM SYC701 CELP54",
0x0177: u"Sycom ACM SYC701 CELP68",
0x0178: u"Knowledge Adventure ADPCM",
0x0180: u"Fraunhofer IIS MPEG-2 AAC",
0x0190: u"Digital Theater Systems DTS",
0x0200: u"Creative Labs ADPCM",
0x0202: u"Creative Labs FastSpeech8",
0x0203: u"Creative Labs FastSpeech10",
0x0210: u"UHER informatic GmbH ADPCM",
0x0215: u"Ulead DV Audio",
0x0216: u"Ulead DV Audio",
0x0220: u"Quarterdeck",
0x0230: u"I-link Worldwide ILINK VC",
0x0240: u"Aureal Semiconductor RAW SPORT",
0x0249: u"Generic Passthru",
0x0250: u"Interactive Products HSX",
0x0251: u"Interactive Products RPELP",
0x0260: u"Consistent Software CS2",
0x0270: u"Sony SCX",
0x0271: u"Sony SCY",
0x0272: u"Sony ATRAC3",
0x0273: u"Sony SPC",
0x0280: u"Telum Audio",
0x0281: u"Telum IA Audio",
0x0285: u"Norcom Voice Systems ADPCM",
0x0300: u"Fujitsu TOWNS SND",
0x0350: u"Micronas SC4 Speech",
0x0351: u"Micronas CELP833",
0x0400: u"Brooktree BTV Digital",
0x0401: u"Intel Music Coder",
0x0402: u"Intel Audio",
0x0450: u"QDesign Music",
0x0500: u"On2 AVC0 Audio",
0x0501: u"On2 AVC1 Audio",
0x0680: u"AT&T Labs VME VMPCM",
0x0681: u"AT&T Labs TPC",
0x08AE: u"ClearJump Lightwave Lossless",
0x1000: u"Olivetti GSM",
0x1001: u"Olivetti ADPCM",
0x1002: u"Olivetti CELP",
0x1003: u"Olivetti SBC",
0x1004: u"Olivetti OPR",
0x1100: u"Lernout & Hauspie",
0x1101: u"Lernout & Hauspie CELP",
0x1102: u"Lernout & Hauspie SBC8",
0x1103: u"Lernout & Hauspie SBC12",
0x1104: u"Lernout & Hauspie SBC16",
0x1400: u"Norris Communication",
0x1401: u"ISIAudio",
0x1500: u"AT&T Labs Soundspace Music Compression",
0x1600: u"Microsoft MPEG ADTS AAC",
0x1601: u"Microsoft MPEG RAW AAC",
0x1608: u"Nokia MPEG ADTS AAC",
0x1609: u"Nokia MPEG RAW AAC",
0x181C: u"VoxWare MetaVoice RT24",
0x1971: u"Sonic Foundry Lossless",
0x1979: u"Innings Telecom ADPCM",
0x1FC4: u"NTCSoft ALF2CD ACM",
0x2000: u"Dolby AC3",
0x2001: u"DTS",
0x4143: u"Divio AAC",
0x4201: u"Nokia Adaptive Multi-Rate",
0x4243: u"Divio G.726",
0x4261: u"ITU-T H.261",
0x4263: u"ITU-T H.263",
0x4264: u"ITU-T H.264",
0x674F: u"Ogg Vorbis Mode 1",
0x6750: u"Ogg Vorbis Mode 2",
0x6751: u"Ogg Vorbis Mode 3",
0x676F: u"Ogg Vorbis Mode 1+",
0x6770: u"Ogg Vorbis Mode 2+",
0x6771: u"Ogg Vorbis Mode 3+",
0x7000: u"3COM NBX Audio",
0x706D: u"FAAD AAC Audio",
0x77A1: u"True Audio Lossless Audio",
0x7A21: u"GSM-AMR CBR 3GPP Audio",
0x7A22: u"GSM-AMR VBR 3GPP Audio",
0xA100: u"Comverse Infosys G723.1",
0xA101: u"Comverse Infosys AVQSBC",
0xA102: u"Comverse Infosys SBC",
0xA103: u"Symbol Technologies G729a",
0xA104: u"VoiceAge AMR WB",
0xA105: u"Ingenient Technologies G.726",
0xA106: u"ISO/MPEG-4 Advanced Audio Coding (AAC)",
0xA107: u"Encore Software Ltd's G.726",
0xA108: u"ZOLL Medical Corporation ASAO",
0xA109: u"Speex Voice",
0xA10A: u"Vianix MASC Speech Compression",
0xA10B: u"Windows Media 9 Spectrum Analyzer Output",
0xA10C: u"Media Foundation Spectrum Analyzer Output",
0xA10D: u"GSM 6.10 (Full-Rate) Speech",
0xA10E: u"GSM 6.20 (Half-Rate) Speech",
0xA10F: u"GSM 6.60 (Enchanced Full-Rate) Speech",
0xA110: u"GSM 6.90 (Adaptive Multi-Rate) Speech",
0xA111: u"GSM Adaptive Multi-Rate WideBand Speech",
0xA112: u"Polycom G.722",
0xA113: u"Polycom G.728",
0xA114: u"Polycom G.729a",
0xA115: u"Polycom Siren",
0xA116: u"Global IP Sound ILBC",
0xA117: u"Radio Time Time Shifted Radio",
0xA118: u"Nice Systems ACA",
0xA119: u"Nice Systems ADPCM",
0xA11A: u"Vocord Group ITU-T G.721",
0xA11B: u"Vocord Group ITU-T G.726",
0xA11C: u"Vocord Group ITU-T G.722.1",
0xA11D: u"Vocord Group ITU-T G.728",
0xA11E: u"Vocord Group ITU-T G.729",
0xA11F: u"Vocord Group ITU-T G.729a",
0xA120: u"Vocord Group ITU-T G.723.1",
0xA121: u"Vocord Group LBC",
0xA122: u"Nice G.728",
0xA123: u"France Telecom G.729 ACM Audio",
0xA124: u"CODIAN Audio",
0xCC12: u"Intel YUV12 Codec",
0xCFCC: u"Digital Processing Systems Perception Motion JPEG",
0xD261: u"DEC H.261",
0xD263: u"DEC H.263",
0xFFFE: u"Extensible Wave Format",
0xFFFF: u"Unregistered",
}
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