diff options
| -rw-r--r-- | libs/surfaces/websockets/feedback.cc | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libs/surfaces/websockets/feedback.cc b/libs/surfaces/websockets/feedback.cc index f7591fb33d..6e956f8f61 100644 --- a/libs/surfaces/websockets/feedback.cc +++ b/libs/surfaces/websockets/feedback.cc @@ -68,8 +68,12 @@ struct PluginBypassObserver { struct PluginParamValueObserver { void operator() (ArdourFeedback* p, uint32_t strip_n, uint32_t plugin_n, - uint32_t param_n, boost::shared_ptr<AutomationControl> control) + uint32_t param_n, boost::weak_ptr<AutomationControl> ctrl) { + boost::shared_ptr<AutomationControl> control = ctrl.lock (); + if (!control) { + return; + } p->update_all (Node::strip_plugin_param_value, strip_n, plugin_n, param_n, ArdourStrips::plugin_param_value (control)); } @@ -221,7 +225,7 @@ ArdourFeedback::observe_strip_plugin_param_values (uint32_t strip_n, control->Changed.connect (_signal_connections, MISSING_INVALIDATOR, boost::bind<void> (PluginParamValueObserver (), this, strip_n, plugin_n, param_n, - control), + boost::weak_ptr<AutomationControl>(control)), event_loop ()); } } |