[FFmpeg-trac] #2731(undetermined:new): Problem with -metadata disc

FFmpeg trac at avcodec.org
Mon Jul 1 11:04:12 CEST 2013


#2731: Problem with -metadata disc
-------------------------------------+-------------------------------------
             Reporter:  Messiahs     |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:  mov          |               Resolution:
  metadata                           |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by burek):

 I can confirm this.
 I went to download a free sample m4a file:
 http://developer.longtailvideo.com/trac/browser/trunk/html5/test/files/bunny.m4a?rev=944
 Then I downloaded latest mp3tag to test things:
 http://www.mp3tag.de/en/download.html

 Before using mp3tag, the output was:
 {{{
 > ffmpeg -i bunny.m4a
 ffmpeg version N-54277-gff130d7 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Jun 30 2013 01:25:12 with gcc 4.7.3 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
 --enable-gnutls --enable-iconv --enable-libass --enable-libbluray
 --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
 --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
 librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex
 --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-
 libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264
 --enable-libxavs --enable-libxvid --enable-zlib
   libavutil      52. 37.101 / 52. 37.101
   libavcodec     55. 17.100 / 55. 17.100
   libavformat    55. 10.100 / 55. 10.100
   libavdevice    55.  2.100 / 55.  2.100
   libavfilter     3. 77.101 /  3. 77.101
   libswscale      2.  3.100 /  2.  3.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  3.100 / 52.  3.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 00000000003eb940] stream 0, timescale not set
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'bunny.m4a':
   Metadata:
     major_brand     : M4A
     minor_version   : 0
     compatible_brands: M4A mp42isom
     creation_time   : 2008-05-07 11:45:07
     title           : Big Buck Bunny
     gapless_playback: 0
     encoder         : iTunes v7.6.1, QuickTime 7.4.1
     artist          : Blender foundation
     genre           : Animation
     date            : 2008
     lyrics          : The Peach open movie project presents One big rabbit
 Three rodents And one giant payback Get ready Big Buck Bunny Coming soon
 www.bigbuckbunny.org
   Duration: 00:00:33.07, start: 0.000000, bitrate: 142 kb/s
     Stream #0:0(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
 fltp, 127 kb/s
     Metadata:
       creation_time   : 2008-05-07 11:45:07
     Stream #0:1: Video: mjpeg, yuvj444p, 424x600 [SAR 100:100 DAR 53:75],
 90k tbr, 90k tbn, 90k tbc
 At least one output file must be specified
 }}}

 and after using the mp3tag utility:
 {{{
 > ffmpeg -i bunny_new.m4a
 ffmpeg version N-54277-gff130d7 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Jun 30 2013 01:25:12 with gcc 4.7.3 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
 --enable-gnutls --enable-iconv --enable-libass --enable-libbluray
 --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
 --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
 librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex
 --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-
 libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264
 --enable-libxavs --enable-libxvid --enable-zlib
   libavutil      52. 37.101 / 52. 37.101
   libavcodec     55. 17.100 / 55. 17.100
   libavformat    55. 10.100 / 55. 10.100
   libavdevice    55.  2.100 / 55.  2.100
   libavfilter     3. 77.101 /  3. 77.101
   libswscale      2.  3.100 /  2.  3.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  3.100 / 52.  3.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 00000000024eb980] stream 0, timescale not set
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'bunny_new.m4a':
   Metadata:
     major_brand     : M4A
     minor_version   : 0
     compatible_brands: M4A mp42isom
     creation_time   : 2008-05-07 11:45:07
     disc            : 1/4
     genre           : Animation
     artist          : Blender foundation
     lyrics          : The Peach open movie project presents One big rabbit
 Three rodents And one giant payback Get ready Big Buck Bunny Coming soon
 www.bigbuckbunny.org
     title           : Big Buck Bunny
     encoder         : iTunes v7.6.1, QuickTime 7.4.1
     date            : 2008
     gapless_playback: 0
   Duration: 00:00:33.07, start: 0.000000, bitrate: 142 kb/s
     Stream #0:0(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
 fltp, 127 kb/s
     Metadata:
       creation_time   : 2008-05-07 11:45:07
     Stream #0:1: Video: mjpeg, yuvj444p, 424x600 [SAR 100:100 DAR 53:75],
 90k tbr, 90k tbn, 90k tbc
 At least one output file must be specified
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2731#comment:5>
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