seekMap:
  isSeekable = true
  duration = 66733
  getPosition(0) = [[timeUs=0, position=0]]
  getPosition(1) = [[timeUs=1, position=0]]
  getPosition(33366) = [[timeUs=33366, position=28281]]
  getPosition(66733) = [[timeUs=66733, position=56751]]
numberOfTracks = 3
track 256:
  total output bytes = 45026
  sample count = 2
  format 0:
    id = 1/256
    sampleMimeType = video/mpeg2
    width = 640
    height = 426
    initializationData:
      data = length 22, hash CE183139
  sample 0:
    time = 33366
    flags = 1
    data = length 20711, hash 34341E8
  sample 1:
    time = 66733
    flags = 0
    data = length 18112, hash EC44B35B
track 257:
  total output bytes = 5015
  sample count = 4
  format 0:
    id = 1/257
    sampleMimeType = audio/mpeg-L2
    maxInputSize = 4096
    channelCount = 1
    sampleRate = 44100
    language = und
  sample 0:
    time = 22455
    flags = 1
    data = length 1253, hash 727FD1C6
  sample 1:
    time = 48577
    flags = 1
    data = length 1254, hash 73FB07B8
  sample 2:
    time = 74700
    flags = 1
    data = length 1254, hash 73FB07B8
  sample 3:
    time = 100822
    flags = 1
    data = length 1254, hash 73FB07B8
track 8448:
  total output bytes = 0
  sample count = 0
  format 0:
    id = 1/8448
    sampleMimeType = application/cea-608
tracksEnded = true