1 files changed, 4 insertions, 1 deletions
diff --git a/libs/ardour/ardour/audioengine.h b/libs/ardour/ardour/audioengine.h
index 422e12e9d8..d7d9ca8224 100644
--- a/libs/ardour/ardour/audioengine.h
+++ b/libs/ardour/ardour/audioengine.h
@@ -182,7 +182,10 @@ public:
     
     /* The backend will cause this at the appropriate time(s)
      */
-    int    process_callback (pframes_t nframes);
+    int process_callback (pframes_t nframes);
+
+    int buffer_size_change (pframes_t nframes);
+    int sample_rate_change (pframes_t nframes);
     
   private:
     AudioEngine (const std::string&  client_name, const std::string& session_uuid);