# 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 as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. 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("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("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", }