ffmpeg -y -f x11grab -r 25 -s 1366x768 -i :0.0 -f alsa -i plughw:2,0 -acodec libmp3lame -ab 128k  -sameq /tmp/vagrantIPsoftClientAutomation.flv
ffmpeg version 0.8.6-6:0.8.6-1ubuntu2, Copyright (c) 2000-2013 the Libav developers
  built on Mar 30 2013 22:23:21 with gcc 4.7.2
*** THIS PROGRAM IS DEPRECATED ***
This program is only provided for compatibility and will be removed in a future release. Please use avconv instead.
[x11grab @ 0x96eaa20] device: :0.0 -> display: :0.0 x: 0 y: 0 width: 1366 height: 768
[x11grab @ 0x96eaa20] shared memory extension  found
[x11grab @ 0x96eaa20] Estimating duration from bitrate, this may be inaccurate
Input #0, x11grab, from ':0.0':
  Duration: N/A, start: 1369864702.487277, bitrate: 839270 kb/s
    Stream #0.0: Video: rawvideo, bgra, 1366x768, 839270 kb/s, 25 tbr, 1000k tbn, 25 tbc
[alsa @ 0x96e5fc0] capture with some ALSA plugins, especially dsnoop, may hang.
[alsa @ 0x96e5fc0] Estimating duration from bitrate, this may be inaccurate
Input #1, alsa, from 'plughw:2,0':
  Duration: N/A, start: 223146.000023, bitrate: N/A
    Stream #1.0: Audio: pcm_s16le, 48000 Hz, 2 channels, s16, 1536 kb/s
Incompatible pixel format 'bgra' for codec 'flv', auto-selecting format 'yuv420p'
[buffer @ 0x96ed960] w:1366 h:768 pixfmt:bgra
[avsink @ 0x96ffb40] auto-inserting filter 'auto-inserted scaler 0' between the filter 'src' and the filter 'out'
[scale @ 0x96fb340] w:1366 h:768 fmt:bgra -> w:1366 h:768 fmt:yuv420p flags:0x4
[libmp3lame @ 0x96fac40] flv does not support that sample rate, choose from (44100, 22050, 11025).
Output #0, flv, to '/tmp/vagrantIPsoftClientAutomation.flv':
  Metadata:
    encoder         : Lavf53.21.1
    Stream #0.0: Video: flv, yuv420p, 1366x768, q=2-31, 200 kb/s, 1k tbn, 25 tbc
    Stream #0.1: Audio: libmp3lame, 48000 Hz, 2 channels, s16, 128 kb/s
Stream mapping:
  Stream #0.0 -> #0.0
  Stream #1.0 -> #0.1
Could not write header for output file #0 (incorrect codec parameters ?)