Comment 2 for bug 1198216

avconv version 0.8.6-6:0.8.6-1ubuntu2, Copyright (c) 2000-2013 the Libav developers
  built on Mar 30 2013 22:20:06 with gcc 4.7.2
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'MVI_0786.MOV':
  Metadata:
    major_brand : qt
    minor_version : 537331968
    compatible_brands: qt CAEP
    creation_time : 2013-07-04 10:19:10
  Duration: 00:00:16.12, start: 0.000000, bitrate: 47846 kb/s
    Stream #0.0(eng): Video: h264 (Constrained Baseline), yuvj420p, 1920x1080, 46260 kb/s, 25 fps, 25 tbr, 25k tbn, 50k tbc
    Metadata:
      creation_time : 2013-07-04 10:19:10
    Stream #0.1(eng): Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
    Metadata:
      creation_time : 2013-07-04 10:19:10
At least one output file must be specified

So that's the output from ffmpeg, and the video works on melt and ffplay so I don't know what's the problem. I'll try converting it to another format...