ffado-mixer-qt4 2.4.7-1 (arm64 binary) in ubuntu lunar

 FFADO is a Linux driver for FireWire (IEEE1394) audio devices.
 .
 The FFADO library permits discovering and configuring such
 devices and provides an API for streaming clients.
 .
 This package holds the mixer and control applications that
 communicate with ffado-dbus-server.
 .
 Despite the package name, the GUI has been updated.