+
+boost::shared_ptr<AudioDiskstream>
+Auditioner::audio_diskstream() const
+{
+ return boost::dynamic_pointer_cast<AudioDiskstream> (_diskstream);
+}
+
+boost::shared_ptr<MidiDiskstream>
+Auditioner::midi_diskstream() const
+{
+ return boost::dynamic_pointer_cast<MidiDiskstream> (_diskstream);
+}