The big problem is how to get the information, using xwininfo it is possible to get the information from the window title.

e.g.
xwininfo -root -children | grep spotify

will give an output string along the lines of
0x3200005 "Spotify - Manowar - Kings Of Metal": ("spotify.exe" "Wine") 1550x800+0+0 +0+0the next issue is to extract the artist ( Read more... )