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  1. Member
    Join Date
    Apr 2016
    Location
    FRANCE
    Search PM
    Hi everyone,

    I would like to extract subtitles of an M2TS file coming from my FREEBOX V6.

    Below the command I typed:

    Code:
    $ avprobe source.m2ts
    avprobe version 9.18-6:9.18-0ubuntu0.14.04.1, Copyright (c) 2007-2014 the Libav developers
      built on Mar 16 2015 13:19:10 with gcc 4.8 (Ubuntu 4.8.2-19ubuntu1)
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [aac @ 0x224c0c0] get_buffer() failed
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [aac @ 0x2267a80] get_buffer() failed
    [aac @ 0x224b6a0] get_buffer() failed
    [h264 @ 0x2249700] non-existing PPS referenced
    [h264 @ 0x2249700] non-existing PPS 0 referenced
    [h264 @ 0x2249700] decode_slice_header error
    [h264 @ 0x2249700] no frame!
    [mpegts @ 0x2244200] max_analyze_duration reached
    [mpegts @ 0x2244200] PES packet size mismatch
    [mpegts @ 0x2244200] PES packet size mismatch
    [mpegts @ 0x2244200] PES packet size mismatch
    [mpegts @ 0x2244200] PES packet size mismatch
    Input #0, mpegts, from 'source.m2ts':
      Duration: 00:55:00.23, start: 19624.453300, bitrate: 4608 kb/s
      Program 4106 
        Stream #0.0[0x140]: Video: h264 (High), yuv420p, 1440x1080 [PAR 4:3 DAR 16:9], 25 fps, 25 tbr, 90k tbn, 50 tbc
        Stream #0.1[0x14a](fra): Audio: aac, 48000 Hz, stereo, fltp, 66 kb/s
        Stream #0.2[0x14b](qad): Audio: aac, 48000 Hz, stereo, fltp, 54 kb/s
        Stream #0.3[0x14c](qaa): Audio: aac, 48000 Hz, stereo, fltp, 65 kb/s
        Stream #0.4[0x155](fre): Subtitle: [6][0][0][0] / 0x0006
    [h264 @ 0x2249f80] Ignoring NAL unit 9 during extradata parsing
    Unsupported codec with id 94215 for input stream 4
    # avprobe output
    As you can see, I have an unsupported codec for the Subtitle stream n°4 Unsupported codec with id 94215 for input stream 4

    Any idea on how to fix it ?

    Below is the mediainfo to show you more information about the file M2TS generated by the FREEBOX V6:

    Code:
    $ mediainfo source.m2ts
    General
    ID                                       : 4106 (0x100A)
    Complete name                            : source.m2ts
    Format                                   : BDAV
    Format/Info                              : Blu-ray Video
    File size                                : 1.77 GiB
    Duration                                 : 54mn 59s
    Overall bit rate mode                    : Variable
    Overall bit rate                         : 4 609 Kbps
    
    Video
    ID                                       : 320 (0x140)
    Menu ID                                  : 4106 (0x100A)
    Format                                   : AVC
    Format/Info                              : Advanced Video Codec
    Format profile                           : High@L4.0
    Format settings, CABAC                   : Yes
    Format settings, ReFrames                : 4 frames
    Format settings, GOP                     : M=4, N=25
    Codec ID                                 : 27
    Duration                                 : 54mn 59s
    Width                                    : 1 440 pixels
    Height                                   : 1 080 pixels
    Display aspect ratio                     : 16:9
    Frame rate                               : 25.000 fps
    Color space                              : YUV
    Chroma subsampling                       : 4:2:0
    Bit depth                                : 8 bits
    Scan type                                : MBAFF
    
    Audio #1
    ID                                       : 330 (0x14A)
    Menu ID                                  : 4106 (0x100A)
    Format                                   : AAC
    Format/Info                              : Advanced Audio Codec
    Format version                           : Version 2
    Format profile                           : HE-AAC / LC
    Muxing mode                              : ADTS
    Codec ID                                 : 15
    Duration                                 : 54mn 59s
    Bit rate mode                            : Variable
    Channel(s)                               : 2 channels
    Channel positions                        : Front: L R
    Sampling rate                            : 48.0 KHz / 24.0 KHz
    Compression mode                         : Lossy
    Delay relative to video                  : -104ms
    Language                                 : French
    
    Audio #2
    ID                                       : 331 (0x14B)
    Menu ID                                  : 4106 (0x100A)
    Format                                   : AAC
    Format/Info                              : Advanced Audio Codec
    Format version                           : Version 2
    Format profile                           : HE-AAC / LC
    Muxing mode                              : ADTS
    Codec ID                                 : 15
    Duration                                 : 54mn 59s
    Bit rate mode                            : Variable
    Channel(s)                               : 2 channels
    Channel positions                        : Front: L R
    Sampling rate                            : 48.0 KHz / 24.0 KHz
    Compression mode                         : Lossy
    Delay relative to video                  : -104ms
    Language                                 : qad
    
    Audio #3
    ID                                       : 332 (0x14C)
    Menu ID                                  : 4106 (0x100A)
    Format                                   : AAC
    Format/Info                              : Advanced Audio Codec
    Format version                           : Version 2
    Format profile                           : HE-AAC / LC
    Muxing mode                              : ADTS
    Codec ID                                 : 15
    Duration                                 : 54mn 59s
    Bit rate mode                            : Variable
    Channel(s)                               : 2 channels
    Channel positions                        : Front: L R
    Sampling rate                            : 48.0 KHz / 24.0 KHz
    Compression mode                         : Lossy
    Delay relative to video                  : -104ms
    Language                                 : qaa
    
    Text #1
    ID                                       : 341 (0x155)-100
    Menu ID                                  : 4106 (0x100A)
    Format                                   : Teletext
    Language                                 : French
    
    Text #2
    ID                                       : 341 (0x155)-888
    Menu ID                                  : 4106 (0x100A)
    Format                                   : Teletext Subtitle
    Language                                 : French
    
    Text #3
    ID                                       : 341 (0x155)-889
    Menu ID                                  : 4106 (0x100A)
    Format                                   : Teletext Subtitle
    Language                                 : French
    
    Menu
    ID                                       : 66 (0x42)
    Menu ID                                  : 4106 (0x100A)
    Duration                                 : 54mn 59s
    List                                     : 320 (0x140) (AVC) / 330 (0x14A) (AAC, French) / 331 (0x14B) (AAC, qad) / 332 (0x14C) (AAC, qaa) / 341 (0x155) ()
    Language                                 :  / French / qad / qaa
    As we can, I have 3 Text section which logic with the Teletext subtitle I originnaly have on my internet box...


    Thanks for any help
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  2. I'm a MEGA Super Moderator Baldrick's Avatar
    Join Date
    Aug 2000
    Location
    Sweden
    Search Comp PM
    I think ccextractor can extra teletext.
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