CCExtractor 0.88, Carlos Fernandez Sanz, Volker Quetschke.
Teletext portions taken from Petr Kutalek's telxcc
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Input: Pad-Mounted Transformers and Switchgear.mov
[Extract: 1] [Stream mode: Autodetect]
[Program : Auto ] [Hauppage mode: No] [Use MythTV code: Auto]
[Timing mode: Auto] [Debug: No] [Buffer input: No]
[Use pic_order_cnt_lsb for H.264: No] [Print CC decoder traces: No]
[Target format: .srt] [Encoding: UTF-8] [Delay: 0] [Trim lines: No]
[Add font color data: Yes] [Add font typesetting: Yes]
[Convert case: No] [Video-edit join: No]
[Extraction start time: not set (from start)]
[Extraction end time: not set (to end)]
[Live stream: No] [Clock frequency: 90000]
[Teletext page: Autodetect]
[Start credits text: None]
[Quantisation-mode: CCExtractor's internal function]

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Opening file: Pad-Mounted Transformers and Switchgear.mov
Detected MP4 box with name: ftyp
Detected MP4 box with name: mdat
File seems to be a MP4
Analyzing data with GPAC (MP4 library)
Opening 'Pad-Mounted Transformers and Switchgear.mov': [iso file] Unknown box type alis
[iso file] Unknown box type lpcm
[iso file] Unknown box type chan
[iso file] Unknown box type tapt
[iso file] Unknown box type clef
[iso file] Unknown box type prof
[iso file] Unknown box type enof
[iso file] Unknown box type alis
[iso file] Unknown box type apcn
[iso file] Unknown box type colr
[iso file] Unknown box type fiel
[iso file] Unknown box type gmhd
[iso file] Unknown box type gmin
[iso file] Unknown box type tmcd
[iso file] Unknown box type tcmi
[iso file] Unknown box type alis
[iso file] Unknown box type tmcd
[iso file] Read Box type  (0x00000000) has size 0 but is not at root/file level, skipping
[iso file] Unknown box type gmhd
[iso file] Unknown box type gmin
[iso file] Unknown box type alis
[iso file] Unknown box type c608
[iso file] Unknown box type gmhd
[iso file] Unknown box type gmin
[ISO file] dataReferenceIndex set to 0 in sample entry, overriding to 1
[isom] not enough bytes in box text: 36 left, reading 51 (file ../src/gpacmp4/box_code_3gpp.c, line 339)
[iso file] Read Box "text" failed (Invalid IsoMedia File) - skipping
[iso file] Unknown box type alis
[iso file] Unknown box type kgit
[iso file] Unknown box type tapt
[iso file] Unknown box type clef
[iso file] Unknown box type prof
[iso file] Unknown box type enof
[iso file] Unknown box type alis
[iso file] Unknown box type fiel
[iso file] Read Box type keyw (0x6B657977) has size 0 but is not at root/file level, skipping
[iso file] Unknown box type
[iso file] Unknown box type keys
[iso file] Unknown box type ....
[iso file] Box "data" is invalid in container ....
[iso file] Unknown box type ....
[iso file] Box "data" is invalid in container ....
[iso file] Unknown box type ....
[iso file] Box "data" is invalid in container ....
[iso file] Unknown box type ....
[iso file] Box "data" is invalid in container ....
[iso file] Unknown box type ....
[iso file] Box "data" is invalid in container ....
ok
Track 1, type=soun subtype=lpcm
Track 2, type=vide subtype=apcn
Track 3, type=tmcd subtype=tmcd
Track 4, type=clcp subtype=c608
Track 5, type=text subtype=text
Track 6, type=vide subtype=jpeg
MP4: found 6 tracks: 0 avc and 2 cc
Processing track 1, type=soun subtype=lpcm
Processing track 2, type=vide subtype=apcn
Processing track 3, type=tmcd subtype=tmcd
Processing track 4, type=clcp subtype=c608
100%  |  59:33Processing track 5, type=text subtype=text

Unsupported track type text:text! Please report.
  0%  |  00:00
Unsupported track type text:text! Please report.
  3%  |  00:51
Unsupported track type text:text! Please report.
  7%  |  02:14
Unsupported track type text:text! Please report.
 10%  |  02:33
Unsupported track type text:text! Please report.
 14%  |  03:53
Unsupported track type text:text! Please report.
 17%  |  10:19
Unsupported track type text:text! Please report.
 21%  |  12:25
Unsupported track type text:text! Please report.
 25%  |  13:26
Unsupported track type text:text! Please report.
 28%  |  15:30
Unsupported track type text:text! Please report.
 32%  |  17:54
Unsupported track type text:text! Please report.
 35%  |  19:54
Unsupported track type text:text! Please report.
 39%  |  20:25
Unsupported track type text:text! Please report.
 42%  |  23:06
Unsupported track type text:text! Please report.
 46%  |  26:28
Unsupported track type text:text! Please report.
 50%  |  28:45
Unsupported track type text:text! Please report.
 53%  |  30:15
Unsupported track type text:text! Please report.
 57%  |  33:47
Unsupported track type text:text! Please report.
 60%  |  34:35
Unsupported track type text:text! Please report.
 64%  |  34:48
Unsupported track type text:text! Please report.
 67%  |  36:26
Unsupported track type text:text! Please report.
 71%  |  39:57
Unsupported track type text:text! Please report.
 75%  |  41:19
Unsupported track type text:text! Please report.
 78%  |  45:28
Unsupported track type text:text! Please report.
 82%  |  47:21
Unsupported track type text:text! Please report.
 85%  |  51:14
Unsupported track type text:text! Please report.
 89%  |  54:31
Unsupported track type text:text! Please report.
 92%  |  55:56
Unsupported track type text:text! Please report.
100%  |  59:41Processing track 6, type=vide subtype=jpeg

Closing media: ok
Found no AVC track(s). Found 2 CC track(s).


Total frames time:	  00:00:00:000  (0 frames at 29.97fps)

Min PTS:				00:00:00:000
Max PTS:				00:59:41:177
Length:				 00:59:41:177
Done, processing time = 12 seconds
Issues? Open a ticket here
https://github.com/CCExtractor/ccextractor/issues