$ ffmpeg -i out_cut_complete.mp4 -vf fade=out:960:40 -vcodec mpeg4 -sameq out_cut_fade.mp4
ffmpeg version 1.0 Copyright (c) 2000-2012 the FFmpeg developers
  built on Sep 29 2012 11:22:50 with gcc 4.7.1 (GCC) 20120721 (prerelease)
  configuration: --prefix=/usr --enable-libmp3lame --enable-libvorbis --enable-libxvid --enable-libx264 --enable-libvpx --enable-libtheora --enable-libgsm --enable-libspeex --enable-postproc --enable-shared --enable-x11grab --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libschroedinger --enable-libopenjpeg --enable-librtmp --enable-libpulse --enable-libv4l2 --enable-gpl --enable-version3 --enable-runtime-cpudetect --disable-debug --disable-static
  libavutil      51. 73.101 / 51. 73.101
  libavcodec     54. 59.100 / 54. 59.100
  libavformat    54. 29.104 / 54. 29.104
  libavdevice    54.  2.101 / 54.  2.101
  libavfilter     3. 17.100 /  3. 17.100
  libswscale      2.  1.101 /  2.  1.101
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'out_cut_complete.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2mp41
    encoder         : Lavf54.29.104
  Duration: 00:01:00.00, start: 0.000000, bitrate: 1770 kb/s
    Stream #0:0(und): Video: mpeg4 (Simple Profile) (mp4v / 0x7634706D), yuv420p, 1024x600 [SAR 1:1 DAR 128:75], 1769 kb/s, 15 fps, 15 tbr, 15 tbn, 15 tbc
    Metadata:
      handler_name    : VideoHandler
File 'out_cut_fade.mp4' already exists. Overwrite ? [y/N] y
Output #0, mp4, to 'out_cut_fade.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2mp41
    encoder         : Lavf54.29.104
    Stream #0:0(und): Video: mpeg4 ( [0][0][0] / 0x0020), yuv420p, 1024x600 [SAR 1:1 DAR 128:75], q=2-31, 200 kb/s, 15 tbn, 15 tbc
    Metadata:
      handler_name    : VideoHandler
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg4 -> mpeg4)
Press [q] to stop, [?] for help
frame=  114 fps=0.0 q=0.0 size=     397kB time=00:00:07.60 bitrate= 427.9kbits/sframe=  222 fps=220 q=0.0 size=    1716kB time=00:00:14.80 bitrate= 949.8kbits/sframe=  326 fps=216 q=0.0 size=    4119kB time=00:00:21.73 bitrate=1552.7kbits/sframe=  426 fps=212 q=0.0 size=    6577kB time=00:00:28.40 bitrate=1897.1kbits/sframe=  524 fps=208 q=0.0 size=    8776kB time=00:00:34.93 bitrate=2058.1kbits/sframe=  629 fps=209 q=0.0 size=   10565kB time=00:00:41.93 bitrate=2063.9kbits/sframe=  665 fps=189 q=0.0 size=   11299kB time=00:00:44.33 bitrate=2087.9kbits/sframe=  772 fps=192 q=0.0 size=   12577kB time=00:00:51.46 bitrate=2001.9kbits/sframe=  879 fps=194 q=0.0 size=   13855kB time=00:00:58.60 bitrate=1936.9kbits/sframe=  900 fps=195 q=0.0 Lsize=   14005kB time=00:01:00.00 bitrate=1912.1kbits/s
video:14000kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.034333%