1METADATA block #0
2  type: 0 (STREAMINFO)
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4  length: 34
5  sample_rate: 8000 Hz
6  channels: 1
7  bits-per-sample: 8
8  total samples: 80000
9  MD5 signature: a042237c5493fdb9656b94a83608d11a
10METADATA block #1
11  type: 4 (VORBIS_COMMENT)
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14  comments: 1
15    comment[0]: f=0
16METADATA block #2
17  type: 1 (PADDING)
18  is last: true
19  length: 14
20