wav
wav(waveform audio file format)とは、バイナリデータで構成されるfile形式です。'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'or'ieee float'
fmt
data
- audio_format(2)
- number_of_channels(2)
- sample_rate(4)
- byte_rate(4)
- block_align(2)
- bits/sample(2)
- 'linear pcm'or'ieee float'
- ?
- ?
- ?
- 'sample rate'*'block align'
- 'bits/sample'*'number of channels'/8
- ?