OSC: Add /path/band extension for eq_* bands

[ardour.git] / gtk2_ardour / engine_dialog.cc

diff --git a/gtk2_ardour/engine_dialog.cc b/gtk2_ardour/engine_dialog.cc
index 48cf35ba8f8b5ab06a7ab2b9528e04f87048260a..4b47fe1baf079482e692a4f8384df3acce0c4d26 100644 (file)
--- a/gtk2_ardour/engine_dialog.cc
+++ b/gtk2_ardour/engine_dialog.cc
@@ -1900,7 +1900,7 @@ EngineControl::maybe_display_saved_state ()
 XMLNode&
 EngineControl::get_state ()
 {
-       LocaleGuard lg (X_("C"));
+       LocaleGuard lg;
 
        XMLNode* root = new XMLNode ("AudioMIDISetup");
        std::string path;
@@ -1970,9 +1970,9 @@ EngineControl::set_state (const XMLNode& root)
 {
        XMLNodeList          clist, cclist;
        XMLNodeConstIterator citer, cciter;
-       XMLNode* child;
-       XMLNode* grandchild;
-       XMLProperty* prop = NULL;
+       XMLNode const * child;
+       XMLNode const * grandchild;
+       XMLProperty const * prop = NULL;
 
        fprintf (stderr, "EngineControl::set_state\n");
 
@@ -2367,6 +2367,8 @@ EngineControl::push_state_to_backend (bool start)
                        change_channels = true;
                        change_latency = true;
                        change_midi = true;
+                       change_buffered_io = backend->can_use_buffered_io();
+                       change_channels = true;
                        change_nperiods = backend->can_set_period_size() && get_popdown_string_count (nperiods_combo) > 0;
                }
 
@@ -2428,7 +2430,7 @@ EngineControl::push_state_to_backend (bool start)
        if (change_driver || change_device || change_channels || change_nperiods ||
                        (change_latency && !backend->can_change_systemic_latency_when_running ()) ||
                        (change_rate && !backend->can_change_sample_rate_when_running()) ||
-                       change_midi ||
+                       change_midi || change_buffered_io ||
                        (change_bufsize && !backend->can_change_buffer_size_when_running())) {
                restart_required = true;
        } else {
@@ -2771,7 +2773,8 @@ void
 EngineControl::set_desired_sample_rate (uint32_t sr)
 {
        _desired_sample_rate = sr;
-       if (ARDOUR::AudioEngine::instance()->running()) {
+       if (ARDOUR::AudioEngine::instance ()->running ()
+                       && ARDOUR::AudioEngine::instance ()->sample_rate () != sr) {
                stop_engine ();
        }
        device_changed ();