wav

'52 49 46 46'(hex) > 'file size'-8(4bytes) > '57 41 56 45'(hex) > fmtchunk > datachunk

chunk

name
fmt
data
id
66 6d 74 20
64 61 74 61
size
10 00 00 00
?
data
16bytes
?
linear pcm


fmt


data

audio format(2bytes)
number of channels(2bytes)
sample rate(4bytes)
byte rate(4bytes)
block align(2bytes)
bits/sample(2bytes)
linear pcm
?
?
?
'sample rate'*'block align'
'bits/sample'*'number of channels'/8
?