$ffbin -i killer-shred.mp4 -q:v 1 -q:a 1 -t 30 qkiller.mp4
ffmpeg version git-2013-08-04-61af627 Copyright (c) 2000-2013 the FFmpeg developers
  built on Feb 19 2014 04:33:30 with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-4)
  configuration: --prefix=/mnt/video/ffmpeg/build --extra-cflags=-I/mnt/video/ffmpeg/build/include --extra-ldflags=-L/mnt/video/ffmpeg/build/lib --bindir=/mnt/video/ffmpeg/bin --extra-libs=-ldl --enable-gpl --enable-nonfree --enable-libfdk_aac --enable-libmp3lame --enable-libopus --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libfreetype --enable-libspeex --enable-libtheora --enable-x11grab
  libavutil      52. 40.100 / 52. 40.100
  libavcodec     55. 20.100 / 55. 20.100
  libavformat    55. 13.101 / 55. 13.101
  libavdevice    55.  3.100 / 55.  3.100
  libavfilter     3. 82.100 /  3. 82.100
  libswscale      2.  4.100 /  2.  4.100
  libswresample   0. 17.103 /  0. 17.103
  libpostproc    52.  3.100 / 52.  3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'killer-shred.mp4':
  Metadata:
    major_brand     : mp42
    minor_version   : 0
    compatible_brands: isommp42
    creation_time   : 2013-12-30 01:22:18
  Duration: 00:12:23.46, start: 0.000000, bitrate: 362 kb/s
    Stream #0:0(und): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p, 480x360, 263 kb/s, 29.97 fps, 29.97 tbr, 60k tbn, 59.94 tbc
    Metadata:
      handler_name    : VideoHandler
    Stream #0:1(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 95 kb/s
    Metadata:
      creation_time   : 2013-12-30 01:22:19
      handler_name    : IsoMedia File Produced by Google, 5-11-2011
File 'qkiller.mp4' already exists. Overwrite ? [y/N] y
[libx264 @ 0x3062200] using cpu capabilities: MMX2 SSE2Fast LZCNT
[libx264 @ 0x3062200] profile High, level 3.0
[libx264 @ 0x3062200] 264 - core 142 r2 956c8d8 - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=9 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
[libfdk_aac @ 0x3100680] VBR quality 118 out of range, should be 1-5
[libfdk_aac @ 0x3100680] Note, the VBR setting is unsupported and only works with some parameter combinations
Output #0, mp4, to 'qkiller.mp4':
  Metadata:
    major_brand     : mp42
    minor_version   : 0
    compatible_brands: isommp42
    encoder         : Lavf55.13.101
    Stream #0:0(und): Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 480x360, q=-1--1, 30k tbn, 29.97 tbc
    Metadata:
      handler_name    : VideoHandler
    Stream #0:1(und): Audio: aac (libfdk_aac) ([64][0][0][0] / 0x0040), 44100 Hz, stereo, s16
    Metadata:
      creation_time   : 2013-12-30 01:22:19
      handler_name    : IsoMedia File Produced by Google, 5-11-2011
Stream mapping:
  Stream #0:0 -> #0:0 (h264 -> libx264)
  Stream #0:1 -> #0:1 (aac -> libfdk_aac)
Press [q] to stop, [?] for help
frame=  900 fps=353 q=-1.0 Lsize=    1038kB time=00:00:30.00 bitrate= 283.5kbits/s
video:643kB audio:363kB subtitle:0 global headers:0kB muxing overhead 3.235487%
[libx264 @ 0x3062200] frame I:5     Avg QP:15.70  size:  6057
[libx264 @ 0x3062200] frame P:319   Avg QP:19.72  size:  1412
[libx264 @ 0x3062200] frame B:576   Avg QP:21.43  size:   307
[libx264 @ 0x3062200] consecutive B-frames: 13.3%  3.3%  2.0% 81.3%
[libx264 @ 0x3062200] mb I  I16..4: 36.3% 45.4% 18.3%
[libx264 @ 0x3062200] mb P  I16..4:  3.3%  6.3%  0.3%  P16..4: 29.8%  7.1%  3.1%  0.0%  0.0%    skip:49.9%
[libx264 @ 0x3062200] mb B  I16..4:  0.2%  0.3%  0.0%  B16..8: 22.0%  1.4%  0.1%  direct: 1.5%  skip:74.5%  L0:48.9% L1:48.6% BI: 2.5%
[libx264 @ 0x3062200] 8x8 transform intra:60.5% inter:71.1%
[libx264 @ 0x3062200] coded y,uvDC,uvAC intra: 16.2% 26.1% 3.8% inter: 3.1% 7.2% 0.0%
[libx264 @ 0x3062200] i16 v,h,dc,p: 40% 22% 20% 19%
[libx264 @ 0x3062200] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 19% 16% 61%  1%  1%  1%  1%  1%  1%
[libx264 @ 0x3062200] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 42% 18% 20%  3%  3%  4%  3%  3%  3%
[libx264 @ 0x3062200] i8c dc,h,v,p: 59% 18% 22%  1%
[libx264 @ 0x3062200] Weighted P-Frames: Y:12.2% UV:1.3%
[libx264 @ 0x3062200] ref P L0: 71.6%  5.7% 16.1%  6.6%  0.0%
[libx264 @ 0x3062200] ref B L0: 90.6%  7.2%  2.1%
[libx264 @ 0x3062200] ref B L1: 96.8%  3.2%
[libx264 @ 0x3062200] kb/s:175.18