LV2: don't leave active plugins deactivated after latency-compute-run

diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc
index 36f9032865f2357f70f0555945cc24f7591ab523..deff882d70ac409670744dc910428afc264bd843 100644 (file)
--- a/libs/ardour/lv2_plugin.cc
+++ b/libs/ardour/lv2_plugin.cc
@@ -1888,6 +1888,7 @@ LV2Plugin::latency_compute_run()
 
        // Run the plugin so that it can set its latency parameter
 
+       bool was_activated = _was_activated;
        activate();
 
        uint32_t port_index = 0;
@@ -1918,6 +1919,9 @@ LV2Plugin::latency_compute_run()
 
        run(bufsize);
        deactivate();
+       if (was_activated) {
+               activate();
+       }
 }
 
 const LilvPort*