# Given a block name, we can route the signal
# Useful for doing different things with the same model 
|player:mplayer file="coastguard.mp4"|  --> |mencoder file="coastguard.avi"|

    player.video --> |mencoder file="coastguard06.avi"|    
    # Also by signal number (0: first output)
    # player.0 --> |mencoder file="coastguard06.avi"|
