root@EncoderLinux01:~# ffmpeg -f alsa -i pulse://alsa_input.pci-0000_10_05.1.analog-stereo test.wav
\ffmpeg version git-2012-06-27-b536e2f Copyright (c) 2000-2012 the FFmpeg developers
  built on Jun 27 2012 05:48:11 with gcc 4.6.1
  configuration: --enable-gpl --enable-libfaac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree --enable-version3 --enable-x11grab --enable-libpulse
  libavutil      51. 63.100 / 51. 63.100
  libavcodec     54. 29.101 / 54. 29.101
  libavformat    54. 11.100 / 54. 11.100
  libavdevice    54.  0.100 / 54.  0.100
  libavfilter     3.  0.100 /  3.  0.100
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
ALSA lib pcm.c:2212:(snd_pcm_open_noupdate) Unknown PCM pulse://alsa_input.pci-0000_10_05.1.analog-stereo
[alsa @ 0x19d41a0] cannot open audio device pulse://alsa_input.pci-0000_10_05.1.analog-stereo (No such file or directory)
pulse://alsa_input.pci-0000_10_05.1.analog-stereo: Input/output error
root@EncoderLinux01:~#