decodebin              alsasrc
   |                      |
   V                      V
volume                 volume
   |                      |
   V                      V
audioconvert         audioconvert
   |                      |
   V                      V
audioresample        audioresample
   |                      |
   +--------+-------------+
            |
          adder
            |
            V
           tee
            |
   +--------+-------------+
   |                      |
   V                      V
audioconvert         audioconvert
   |                      |
   V                      V
audioresample        audioresample
   |                      |
   V                      V
 lame                  vorbisenc
   |                      |
   V                      V
shout2send              oggmux
                          |
                          V
                      shout2send