[FFmpeg-trac] #6284(undetermined:open): FFMPEG doesn't output video with MP4 file that has broken frames

FFmpeg trac at avcodec.org
Sat Apr 1 01:29:54 EEST 2017


#6284: FFMPEG doesn't output video with MP4 file that has broken frames
-------------------------------------+-------------------------------------
             Reporter:  mrcatmann    |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:
              Version:  git-master   |  undetermined
             Keywords:  mov edts     |               Resolution:
  regression                         |               Blocked By:
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * status:  new => open
 * reproduced:  0 => 1
 * cc: isasi (added)
 * component:  ffmpeg => undetermined
 * priority:  normal => important
 * version:  unspecified => git-master
 * keywords:  mp4 broken => mov edts regression


Comment:

 For future tickets: Don't forget to test current FFmpeg git head and
 provide both command line and complete, uncut console output of the
 command line you tested, please don't add ffprobe output, it is useless.
 {{{
 $ ffmpeg -i clip.mp4 -qscale 2 out.mov
 ffmpeg version N-85025-g6426f74 Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 6.3.0 (GCC)
   configuration: --enable-gpl
   libavutil      55. 57.100 / 55. 57.100
   libavcodec     57. 88.100 / 57. 88.100
   libavformat    57. 70.100 / 57. 70.100
   libavdevice    57.  5.100 / 57.  5.100
   libavfilter     6. 81.100 /  6. 81.100
   libswscale      4.  5.100 /  4.  5.100
   libswresample   2.  6.100 /  2.  6.100
   libpostproc    54.  4.100 / 54.  4.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'clip.mp4':
   Metadata:
     major_brand     : dash
     minor_version   : 0
     compatible_brands: iso6avc1mp41
     creation_time   : 2016-03-17T09:39:29.000000Z
   Duration: 00:04:18.46, start: 0.000000, bitrate: 3109 kb/s
     Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p,
 1440x1080 [SAR 1:1 DAR 4:3], 2981 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
 (default)
     Metadata:
       creation_time   : 2016-03-17T09:39:29.000000Z
       handler_name    : VideoHandler
     Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 125 kb/s (default)
     Metadata:
       creation_time   : 2016-03-17T09:36:59.000000Z
       handler_name    : SoundHandler
 Please use -q:a or -q:v, -qscale is ambiguous
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> mpeg4 (native))
   Stream #0:1 -> #0:1 (aac (native) -> aac (native))
 Press [q] to stop, [?] for help
 Too many packets buffered for output stream 0:1.
 [aac @ 0x3950b80] Qavg: 4413.040
 [aac @ 0x3950b80] 2 frames left in the queue on closing
 Conversion failed!
 }}}
 The regression since af1761f7 is a duplicate of ticket #6257 (which seems
 to have a bad title), the regression since ca6cae73 could be a duplicate
 of ticket #6138.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6284#comment:2>
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