xawtv is a program that works with many linux TV tuner or video cards. It is 
installed on smokey2 and works with the Oprey-100 (A BT878 device).
It a general purpose Video Viewer/Recorder application.

To start xawtv:
  smokey2> xawtv

Using xawtv you can use the other input channels. Note it has:

   Composite0: attached to smokey's video camera

xawtv can be used to sample video using the other inputs and camera. 
See /home/smokey/src/xawtv on installed it on the smokey PC.