[FFmpeg-trac] #2989(avformat:new): broken remuxing DVB subtitles from MPEG-TS to MPEG-TS

[FFmpeg]

#2989: broken remuxing DVB subtitles from MPEG-TS to MPEG-TS
-------------------------------------+-------------------------------------
               Reporter:  ubitux     |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:  avformat
                Version:  git-       |               Keywords:
  master                             |  mpegts,dvb_subtitles
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 {{{
 [~/src/ffmpeg]☭ ./ffmpeg -v verbose -i ~/samples/stream.TS -c copy -map
 0:0 -map 0:5 -y test.ts
 ffmpeg version N-56570-gf8e8932 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Sep 22 2013 20:54:45 with gcc 4.8.1 (GCC) 20130725 (prerelease)
   configuration: --enable-gpl --enable-version3 --enable-fontconfig
 --enable-libfreetype --enable-libmp3lame --enable-libvorbis --enable-
 libxvid --enable-libx264 --enable-libvpx --enable-libtheora --enable-
 x11grab --enable-libopenjpeg --enable-libass --enable-libmodplug --enable-
 libv4l2 --cc=colorgcc --samples=/home/ubitux/fate-samples
 --prefix=/tmp/ffinstall --disable-runtime-cpudetect --enable-libcelt
 --enable-libopencv --enable-frei0r --enable-libcaca --enable-libiec61883
 --enable-libopencore-amrwb --enable-libopencore-amrnb --enable-libopus
 --enable-libpulse --enable-libspeex --enable-libquvi --assert-level=2
 --enable-libzmq --enable-libschroedinger --cpu=native
   libavutil      52. 46.100 / 52. 46.100
   libavcodec     55. 33.100 / 55. 33.100
   libavformat    55. 18.102 / 55. 18.102
   libavdevice    55.  3.100 / 55.  3.100
   libavfilter     3. 87.100 /  3. 87.100
   libswscale      2.  5.100 /  2.  5.100
   libswresample   0. 17.103 /  0. 17.103
   libpostproc    52.  3.100 / 52.  3.100
 [mpegts @ 0x2c65400] parser not found for codec dvb_teletext, packets or
 times may be invalid.
     Last message repeated 1 times
 [mpeg2video @ 0x2c7f5e0] Invalid frame dimensions 0x0.
     Last message repeated 10 times
 [mpegts @ 0x2c65400] max_analyze_duration 5000000 reached at 5000000
 microseconds
 [NULL @ 0x2c855c0] start time is not set in estimate_timings_from_pts
 [mpegts @ 0x2c65400] PES packet size mismatch
     Last message repeated 3 times
 Input #0, mpegts, from '/home/ubitux/samples/stream.TS':
   Duration: 00:01:44.00, start: 31021.622067, bitrate: 5535 kb/s
   Program 1537
     Metadata:
       service_name    : TF1
       service_provider: SMR6
     Stream #0:0[0x78]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002),
 yuv420p(tv), 720x576 [SAR 64:45 DAR 16:9], max. 15000 kb/s, 25 fps, 25
 tbr, 90k tbn, 50 tbc
     Stream #0:1[0x82](fra): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
 stereo, s16p, 192 kb/s
     Stream #0:2[0x83](eng): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
 stereo, s16p, 128 kb/s
     Stream #0:3[0x85](qad): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
 stereo, s16p, 128 kb/s
     Stream #0:4[0x8c](fra): Subtitle: dvb_teletext ([6][0][0][0] / 0x0006)
     Stream #0:5[0x96](fra): Subtitle: dvb_subtitle ([6][0][0][0] / 0x0006)
 (hearing impaired)
     Stream #0:6[0x97](eng): Subtitle: dvb_subtitle ([6][0][0][0] / 0x0006)
 [mpegts @ 0x2c8a520] muxrate VBR, pcr every 2 pkts, sdt every 200, pat/pmt
 every 40 pkts
 Output #0, mpegts, to 'test.ts':
   Metadata:
     encoder         : Lavf55.18.102
     Stream #0:0: Video: mpeg2video ([2][0][0][0] / 0x0002), yuv420p,
 720x576 [SAR 64:45 DAR 16:9], q=2-31, max. 15000 kb/s, 25 fps, 90k tbn, 25
 tbc
     Stream #0:1(fra): Subtitle: dvb_subtitle ([6][0][0][0] / 0x0006)
 (hearing impaired)
 Stream mapping:
   Stream #0:0 -> #0:0 (copy)
   Stream #0:5 -> #0:1 (copy)
 Press [q] to stop, [?] for help
 [mpegts @ 0x2c65400] Correcting start time by 200000
 No more output streams to write to, finishing.
 frame= 2582 fps=0.0 q=-1.0 Lsize=   64164kB time=00:01:43.72
 bitrate=5067.8kbits/s
 video:59246kB audio:0kB subtitle:116 global headers:0kB muxing overhead
 8.089452%
 }}}

 The mapped DVB subtitle stream is visible in VLC, mplayer, mpv, with the
 original file. After remuxing, the subtitles are not visible anymore
 (likely nothing is remuxed in the destination stream).

 Sample is available here: http://lucy.pkh.me/samples/fr-tv-dvd-sub-and-
 teletext.ts (~69M)

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2989>
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