1 files changed, 8 insertions, 0 deletions
diff --git a/audio/out/ao_wasapi.h b/audio/out/ao_wasapi.h
index 55cf79d8e0..43c81a89d2 100755
--- a/audio/out/ao_wasapi.h
+++ b/audio/out/ao_wasapi.h
@@ -30,6 +30,14 @@
 
 #include "osdep/atomics.h"
 
+typedef struct change_notify {
+    IMMNotificationClient client;
+    LPWSTR monitored; /* Monitored device */
+} change_notify;
+
+HRESULT wasapi_change_init(struct change_notify *change, IMMDevice *monitor);
+void wasapi_change_free(struct change_notify *change);
+
 typedef struct wasapi_state {
     struct mp_log *log;
     HANDLE threadLoop;