[FFmpeg-trac] #3394(undetermined:new): mp4 -> mkv produces broken file

[FFmpeg]

#3394: mp4 -> mkv produces broken file
-------------------------------------+-------------------------------------
             Reporter:  tessus       |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by cehoyos):

 Could you confirm that you uploaded the right sample?
 {{{
 $ md5sum mp4-mkv-input.mp4
 33a1b2787adb1b58bf5e0160234caffe  mp4-mkv-input.mp4
 $ ffmpeg -i mp4-mkv-input.mp4
 ffmpeg version N-60700-g07b4b0c Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Feb 18 2014 09:15:18 with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      52. 64.100 / 52. 64.100
   libavcodec     55. 52.102 / 55. 52.102
   libavformat    55. 33.100 / 55. 33.100
   libavdevice    55. 10.100 / 55. 10.100
   libavfilter     4.  1.102 /  4.  1.102
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2150100] error reading header: -1094995529
 mp4-mkv-input.mp4: Invalid data found when processing input
 }}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/3394#comment:4>
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