在解析WAV文件时。会从头文件里读取TAG值，表示当前文件的压缩格式，如该值为1，表示没有压缩，其他表示不同的压缩方式。
如当中为6时，表示压缩方式是alaw
列表例如以下：
|
TAG值 |
音频描写叙述 |
|
|
0 |
0x0000 |
Unknown |
|
1 |
0x0001 |
Microsoft PCM |
|
2 |
0x0002 |
Microsoft ADPCM |
|
3 |
0x0003 |
IEEE Float |
|
4 |
0x0004 |
Compaq VSELP |
|
5 |
0x0005 |
IBM CVSD |
|
6 |
0x0006 |
Microsoft ALAW |
|
7 |
0x0007 |
Microsoft MULAW |
|
16 |
0x0010 |
OKI ADPCM |
|
17 |
0x0011 |
Intel DVI ADPCM |
|
18 |
0x0012 |
Videologic MediaSpace ADPCM |
|
19 |
0x0013 |
Sierra ADPCM |
|
20 |
0x0014 |
Antex Electronics G.723 ADPCM |
|
21 |
0x0015 |
DSP Solution DIGISTD |
|
22 |
0x0016 |
DSP Solution DIGIFIX |
|
23 |
0x0017 |
Dialogic OKI ADPCM |
|
24 |
0x0018 |
MediaVision ADPCM |
|
25 |
0x0019 |
HP CU |
|
32 |
0x0020 |
Yamaha ADPCM |
|
33 |
0x0021 |
Speech Compression Sonarc |
|
34 |
0x0022 |
DSP Group True Speech |
|
35 |
0x0023 |
Echo Speech EchoSC1 |
|
36 |
0x0024 |
Audiofile AF36 |
|
37 |
0x0025 |
APTX |
|
38 |
0x0026 |
AudioFile AF10 |
|
39 |
0x0027 |
Prosody 1612 |
|
40 |
0x0028 |
LRC |
|
48 |
0x0030 |
Dolby AC2 |
|
49 |
0x0031 |
Microsoft GSM610 |
|
50 |
0x0032 |
Microsoft MSNAudio |
|
51 |
0x0033 |
Antex ADPCME |
|
52 |
0x0034 |
Control Res VQLPC |
|
53 |
0x0035 |
Digireal |
|
54 |
0x0036 |
DigiADPCM AC2 |
|
55 |
0x0037 |
Control Res CR10 |
|
56 |
0x0038 |
NMS VBXADPCM AC2 |
|
57 |
0x0039 |
Roland RDAC |
|
58 |
0x003A |
EchoSC3 |
|
59 |
0x003B |
Rockwell ADPCM |
|
60 |
0x003C |
Rockwell Digit LK |
|
61 |
0x003D |
Xebec |
|
64 |
0x0040 |
Antex Electronics G.721 |
|
65 |
0x0041 |
Antex Electronics G.728 CELP |
|
66 |
0x0042 |
Microsoft MSG723 |
|
80 |
0x0050 |
MPEG |
|
82 |
0x0052 |
Voxware RT24 |
|
83 |
0x0053 |
InSoft PAC |
|
85 |
0x0055 |
MPEG Layer 3 |
|
89 |
0x0059 |
Lucent G.723 |
|
96 |
0x0060 |
Cirrus |
|
97 |
0x0061 |
ESPCM |
|
98 |
0x0062 |
Voxware |
|
99 |
0x0063 |
Canopus Atrac |
|
100 |
0x0064 |
APICOM G.726 ADPCM |
|
101 |
0x0065 |
APICOM G.722 ADPCM |
|
102 |
0x0066 |
Microsoft DSAT |
|
103 |
0x0067 |
Microsoft DSAT Display |
|
105 |
0x0069 |
Voxware Byte Aligned |
|
112 |
0x0070 |
Voxware AC8 |
|
113 |
0x0071 |
Voxware AC10 |
|
114 |
0x0072 |
Voxware AC16 |
|
115 |
0x0073 |
Voxware AC20 |
|
116 |
0x0074 |
Voxware Metavoice |
|
117 |
0x0075 |
Voxware Metasound |
|
118 |
0x0076 |
Voxware RT29HW |
|
119 |
0x0077 |
Voxware VR12 |
|
120 |
0x0078 |
Voxware VR18 |
|
121 |
0x0079 |
Voxware TQ40 |
|
128 |
0x0080 |
Softsound |
|
129 |
0x0081 |
Voxware TQ60 |
|
130 |
0x0082 |
MSRT24 |
|
131 |
0x0083 |
AT&T G.729A |
|
132 |
0x0084 |
Motion Pixels MVI MV12 |
|
133 |
0x0085 |
DF G.726 |
|
134 |
0x0086 |
DF GSM610 |
|
136 |
0x0088 |
ISIAudio |
|
137 |
0x0089 |
Onlive |
|
145 |
0x0091 |
Siemens SBC24 |
|
146 |
0x0092 |
Dolby AC3 SPDIF |
|
151 |
0x0097 |
ZyXEL ADPCM |
|
152 |
0x0098 |
Philips LPCBB |
|
153 |
0x0099 |
Packed |
|
256 |
0x0100 |
Rhetorex ADPCM |
|
257 |
0x0101 |
BeCubed IRAT |
|
273 |
0x0111 |
Vivo G.723 |
|
274 |
0x0112 |
Vivo Siren |
|
291 |
0x0123 |
DEC G.723 |
|
512 |
0x0200 |
Creative ADPCM |
|
514 |
0x0202 |
Creative FastSpeech8 |
|
515 |
0x0203 |
Creative FastSpeech10 |
|
544 |
0x0220 |
Quarterdeck |
|
768 |
0x0300 |
Fujitsu FM Towns Snd |
|
1024 |
0x0400 |
BTV Digital |
|
1664 |
0x0680 |
AT&T VME VMPCM |
|
4096 |
0x1000 |
Olivetti OLIGSM |
|
4097 |
0x1001 |
Olivetti OLIADPCM |
|
4098 |
0x1002 |
Olivetti OLICELP |
|
4099 |
0x1003 |
Olivetti OLISBC |
|
4100 |
0x1004 |
Olivetti OLIOPR |
|
4352 |
0x1100 |
LH Codec |
|
5120 |
0x1400 |
Norris |
|
5121 |
0x1401 |
AT&T ISIAudio |
|
5376 |
0x1500 |
AT&T Soundspace Music Compression |
|
8192 |
0x2000 |
DVM |
|
65534 |
0xFFFE |
WAVE_FORMAT_EXTENSIBLE |
|
65535 |
0xFFFF |
Experimental |