root@server:~/admin/downloads# ffmpeg -loglevel verbose -re -i "Un monde sans humains.avi" -vcodec libx264 -preset slow -crf 25 -s hd480 -acodec libfaac -ab 128k -ac 2 -ar 44100 -aspect 16:9 -threads 0 -f flv http://xx.xx.xx.xx:44444
ffmpeg version N-37645-gf985989 Copyright (c) 2000-2013 the FFmpeg developers
  built on Feb 15 2013 14:51:43 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
  configuration: --enable-gpl --enable-version3 --enable-nonfree --enable-postproc --enable-libfaac --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libmp3lame --enable-libx264 --enable-libvpx --enable-librtmp --enable-libass --enable-shared
  libavutil      52. 17.101 / 52. 17.101
  libavcodec     54. 91.103 / 54. 91.103
  libavformat    54. 63.100 / 54. 63.100
  libavdevice    54.  3.103 / 54.  3.103
  libavfilter     3. 37.101 /  3. 37.101
  libswscale      2.  2.100 /  2.  2.100
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
Input #0, avi, from 'Un monde sans humains.avi':
  Metadata:
    encoder         : Lavf52.23.1
  Duration: 01:36:33.78, start: 0.000000, bitrate: 790 kb/s
    Stream #0:0: Video: mpeg4 (Simple Profile) (xvid / 0x64697678), yuv420p, 640x360 [SAR 1:1 DAR 16:9], 25 tbr, 25 tbn, 25 tbc
    Stream #0:1: Audio: mp2 (P[0][0][0] / 0x0050), 44100 Hz, stereo, s16p, 128 kb/s
[tcp @ 0x1c94820] TCP connection to xx.xx.xx.xx:44444 failed: Connection refused
http://88.190.43.161:44444: Input/output error