METADATA block #0
  type: 0 (STREAMINFO)
  is last: false
  length: XXX
  sample_rate: 8000 Hz
  channels: 1
  bits-per-sample: 8
  total samples: 80000
  MD5 signature: a042237c5493fdb9656b94a83608d11a
METADATA block #1
  type: 3 (SEEKTABLE)
  is last: false
  length: XXX
  seek points: 1
    point 0: sample_number=0
METADATA block #2
  type: 4 (VORBIS_COMMENT)
  is last: false
  length: XXX
  comments: 4
    comment[0]: f=0123456789abcdefghij
    comment[1]: TITLE=Tittle
    comment[2]: artist=Fartist
    comment[3]: artist=artits
METADATA block #3
  type: 5 (CUESHEET)
  is last: false
  length: XXX
  media catalog number: 1234567890123
  lead-in: 0
  is CD: false
  number of tracks: 2
    track[0]
      offset: 0
      number: 1
      ISRC: 
      type: AUDIO
      pre-emphasis: false
      number of index points: 1
        index[0]
          offset: 0
          number: 1
    track[1]
      offset: 80000
      number: 255 (LEAD-OUT)
METADATA block #4
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 3 (Cover (front))
  MIME type: image/gif
  description: 0.gif
  width: 24
  height: 24
  depth: 24
  colors: 2
  data length: XXX
  data:
METADATA block #5
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 3 (Cover (front))
  MIME type: image/gif
  description: 1.gif
  width: 12
  height: 8
  depth: 24
  colors: 256
  data length: XXX
  data:
METADATA block #6
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 3 (Cover (front))
  MIME type: image/gif
  description: 2.gif
  width: 16
  height: 14
  depth: 24
  colors: 128
  data length: XXX
  data:
METADATA block #7
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 4 (Cover (back))
  MIME type: image/jpeg
  description: 0.jpg
  width: 30
  height: 20
  depth: 8
  colors: 0 (unindexed)
  data length: XXX
  data:
METADATA block #8
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 4 (Cover (back))
  MIME type: image/jpeg
  description: 4.jpg
  width: 31
  height: 47
  depth: 24
  colors: 0 (unindexed)
  data length: XXX
  data:
METADATA block #9
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 5 (Leaflet page)
  MIME type: image/png
  description: 0.png
  width: 30
  height: 20
  depth: 8
  colors: 0 (unindexed)
  data length: XXX
  data:
METADATA block #10
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 5 (Leaflet page)
  MIME type: image/png
  description: 1.png
  width: 30
  height: 20
  depth: 8
  colors: 0 (unindexed)
  data length: XXX
  data:
METADATA block #11
  type: 6 (PICTURE)
  is last: false
  length: XXX
  type: 5 (Leaflet page)
  MIME type: image/png
  description: 2.png
  width: 30
  height: 20
  depth: 24
  colors: 7
  data length: XXX
  data:
METADATA block #12
  type: 1 (PADDING)
  is last: true
  length: XXX