[FFmpeg-trac] #3197(avformat:new): Assertion nus->keyframe_pts[k] > last_pts failed when using "-f segment"

FFmpeg trac at avcodec.org
Fri Dec 6 13:35:15 CET 2013


#3197: Assertion nus->keyframe_pts[k] > last_pts failed when using "-f segment"
-------------------------------------+-------------------------------------
             Reporter:  ob           |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:  avformat
              Version:  git-master   |               Resolution:
             Keywords:  nut crash    |               Blocked By:
  abort                              |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by cehoyos):

 I am unable to reproduce the assertion failure with the sample and command
 line you provided:
 {{{
 $ ffmpeg -i bad_chunk.vob -map 0:1 -codec copy -f segment
 output/output-1-%08d.nut
 ffmpeg version N-58799-g5ac5581 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Dec  6 2013 11:02:07 with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      52. 56.100 / 52. 56.100
   libavcodec     55. 46.100 / 55. 46.100
   libavformat    55. 22.101 / 55. 22.101
   libavdevice    55.  5.102 / 55.  5.102
   libavfilter     3. 91.100 /  3. 91.100
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, mpeg, from 'bad_chunk.vob':
   Duration: N/A, start: 0.053622, bitrate: N/A
     Stream #0:0[0x1bf]: Data: dvd_nav_packet
     Stream #0:1[0x1e0]: Video: mpeg2video (Main), yuv420p(tv), 720x576
 [SAR 64:45 DAR 16:9], max. 7500 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
     Stream #0:2[0x2a]: Subtitle: dvd_subtitle
     Stream #0:3[0x29]: Subtitle: dvd_subtitle
     Stream #0:4[0x28]: Subtitle: dvd_subtitle
     Stream #0:5[0x27]: Subtitle: dvd_subtitle
     Stream #0:6[0x26]: Subtitle: dvd_subtitle
     Stream #0:7[0x25]: Subtitle: dvd_subtitle
     Stream #0:8[0x24]: Subtitle: dvd_subtitle
     Stream #0:9[0x23]: Subtitle: dvd_subtitle
     Stream #0:10[0x22]: Subtitle: dvd_subtitle
     Stream #0:11[0x21]: Subtitle: dvd_subtitle
     Stream #0:12[0x20]: Subtitle: dvd_subtitle
 [segment @ 0x22e3560] Failed to open segment
 'output/output-1-00000000.nut'
 Output #0, segment, to 'output/output-1-%08d.nut':
   Metadata:
     encoder         : Lavf55.22.101
     Stream #0:0: Video: mpeg2video, yuv420p, 720x576 [SAR 64:45 DAR 16:9],
 q=2-31, max. 7500 kb/s, 25 fps, 90k tbn, 25 tbc
 Stream mapping:
   Stream #0:1 -> #0:0 (copy)
 Could not write header for output file #0 (incorrect codec parameters ?):
 No such file or directory
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3197#comment:10>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list