[FFmpeg-trac] #6138(avformat:open): MP4 video is not displayed

FFmpeg trac at avcodec.org
Sat Feb 11 13:06:05 EET 2017


#6138: MP4 video is not displayed
-------------------------------------+-------------------------------------
             Reporter:  cgbug        |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avformat
              Version:  git-master   |               Resolution:
             Keywords:  mov edts     |               Blocked By:
  regression                         |  Reproduced by developer:  1
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * keywords:   => mov edts regression
 * priority:  normal => important
 * status:  new => open
 * reproduced:  0 => 1


Comment:

 {{{
 $ ffmpeg -i aerials.mp4 -qscale 2 out.avi
 ffmpeg version N-83477-gd96ebc5 Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl --enable-opengl
   libavutil      55. 46.100 / 55. 46.100
   libavcodec     57. 77.100 / 57. 77.100
   libavformat    57. 66.102 / 57. 66.102
   libavdevice    57.  2.100 / 57.  2.100
   libavfilter     6. 73.100 /  6. 73.100
   libswscale      4.  3.101 /  4.  3.101
   libswresample   2.  4.100 /  2.  4.100
   libpostproc    54.  2.100 / 54.  2.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'aerials.mp4':
   Metadata:
     major_brand     : dash
     minor_version   : 0
     compatible_brands: iso6avc1mp41
     creation_time   : 2014-03-07T10:35:18.000000Z
   Duration: 00:04:03.23, start: 0.000000, bitrate: 838 kb/s
     Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
 854x480 [SAR 1:1 DAR 427:240], 709 kb/s, 29.97 fps, 29.97 tbr, 90k tbn,
 59.94 tbc (default)
     Metadata:
       creation_time   : 2014-03-07T10:35:18.000000Z
       handler_name    : VideoHandler
     Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 125 kb/s (default)
     Metadata:
       creation_time   : 2014-03-07T10:34:53.000000Z
       handler_name    : SoundHandler
 Please use -q:a or -q:v, -qscale is ambiguous
 Output #0, avi, to 'out.avi':
   Metadata:
     major_brand     : dash
     minor_version   : 0
     compatible_brands: iso6avc1mp41
     ISFT            : Lavf57.66.102
     Stream #0:0(und): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 854x480
 [SAR 1:1 DAR 427:240], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc
 (default)
     Metadata:
       creation_time   : 2014-03-07T10:35:18.000000Z
       handler_name    : VideoHandler
       encoder         : Lavc57.77.100 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
     Stream #0:1(und): Audio: ac3 ([0] [0][0] / 0x2000), 44100 Hz, stereo,
 fltp, 192 kb/s (default)
     Metadata:
       creation_time   : 2014-03-07T10:34:53.000000Z
       handler_name    : SoundHandler
       encoder         : Lavc57.77.100 ac3
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> mpeg4 (native))
   Stream #0:1 -> #0:1 (aac (native) -> ac3 (native))
 Press [q] to stop, [?] for help
 frame=    0 fps=0.0 q=0.0 Lsize=    5875kB time=00:04:03.25 bitrate=
 197.8kbits/s speed= 284x
 video:0kB audio:5701kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 3.042248%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6138#comment:1>
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