jitsi pauses vlc-player up an incoming call on a debian jessie/kde – just fine.
after the call ended, amarok (which was on pause) is de-paused, instead of vlc.
if amarok is not on "pause", nothing continues to play after the call ended.
pulseaudio 4.0-6+b1 amd64 PulseAudio sound server
jitsi 2.5.5211-1 amd64 VoIP and Instant Messaging client
vlc 2.1.2-2+b3 amd64 multimedia player and streamer
amarok 2.8.0-2 amd64 easy to use media player based on the KDE Platform
kde-baseapps 4:4.12.3-1 all base applications from the official KDE release (meta-package)