pre-run plugins with 0 samples right after activation

Signed-off-by: falkTX <falktx@falktx.com>

Author: falkTX

src/effects.c

@@ -1137,7 +1137,10 @@ static int BufferSize(jack_nframes_t nframes, void* data)
             effect->options_interface->set(effect->lilv_instance->lv2_handle, options);
 
             if (effect->activated)
+            {
                 lilv_instance_activate(effect->lilv_instance);
+                lilv_instance_run(effect->lilv_instance, 0);
+            }
         }
     }
 #ifdef HAVE_HYLIA
@@ -5122,7 +5125,7 @@ int effects_add(const char *uri, int instance, int activate)
     if (lilv_plugin_has_extension_data(effect->lilv_plugin, g_lilv_nodes.worker_interface))
     {
         const LV2_Worker_Interface *worker_interface =
-            (const LV2_Worker_Interface*) lilv_instance_get_extension_data(effect->lilv_instance,
+            (const LV2_Worker_Interface*) lilv_instance_get_extension_data(lilv_instance,
                                                                            LV2_WORKER__interface);
 
         worker_init(&effect->worker, lilv_instance, worker_interface, worker_buf_size);
@@ -5131,21 +5134,21 @@ int effects_add(const char *uri, int instance, int activate)
     if (lilv_plugin_has_extension_data(effect->lilv_plugin, g_lilv_nodes.options_interface))
     {
         effect->options_interface =
-            (const LV2_Options_Interface*) lilv_instance_get_extension_data(effect->lilv_instance,
+            (const LV2_Options_Interface*) lilv_instance_get_extension_data(lilv_instance,
                                                                             LV2_OPTIONS__interface);
     }
 
     if (lilv_plugin_has_extension_data(effect->lilv_plugin, g_lilv_nodes.license_interface))
     {
         effect->license_iface =
-            (const MOD_License_Interface*) lilv_instance_get_extension_data(effect->lilv_instance,
+            (const MOD_License_Interface*) lilv_instance_get_extension_data(lilv_instance,
                                                                             MOD_LICENSE__interface);
     }
 
     if (lilv_plugin_has_extension_data(effect->lilv_plugin, g_lilv_nodes.state_interface))
     {
         effect->state_iface =
-            (const LV2_State_Interface*) lilv_instance_get_extension_data(effect->lilv_instance,
+            (const LV2_State_Interface*) lilv_instance_get_extension_data(lilv_instance,
                                                                           LV2_STATE__interface);
         effect->hints |= HINT_HAS_STATE;
 
@@ -5160,7 +5163,7 @@ int effects_add(const char *uri, int instance, int activate)
             LilvState *state = lilv_state_new_from_world(g_lv2_data, &g_urid_map, plugin_uri);
 
             if (state != NULL) {
-                lilv_state_restore(state, effect->lilv_instance, NULL, NULL,
+                lilv_state_restore(state, lilv_instance, NULL, NULL,
                                    LV2_STATE_IS_POD|LV2_STATE_IS_PORTABLE, effect->features);
                 lilv_state_free(state);
             }
@@ -5171,7 +5174,7 @@ int effects_add(const char *uri, int instance, int activate)
     if (lilv_plugin_has_extension_data(effect->lilv_plugin, g_lilv_nodes.hmi_interface))
     {
         effect->hmi_notif =
-            (const LV2_HMI_PluginNotification*) lilv_instance_get_extension_data(effect->lilv_instance,
+            (const LV2_HMI_PluginNotification*) lilv_instance_get_extension_data(lilv_instance,
                                                                                  LV2_HMI__PluginNotification);
     }
 #endif
@@ -5890,6 +5893,7 @@ int effects_add(const char *uri, int instance, int activate)
     if (activate)
     {
         lilv_instance_activate(lilv_instance);
+        lilv_instance_run(effect->lilv_instance, 0);
 
         /* Try activate the Jack client */
         if (jack_activate(jack_client) != 0)
@@ -6586,6 +6590,7 @@ int effects_activate(int effect_id, int value)
         {
             effect->activated = true;
             lilv_instance_activate(effect->lilv_instance);
+            lilv_instance_run(effect->lilv_instance, 0);
 
             if (jack_activate(effect->jack_client) != 0)
             {
@@ -6665,6 +6670,7 @@ int effects_activate_multi(int value, int num_effects, int *effects)
             {
                 effect->activated = true;
                 lilv_instance_activate(effect->lilv_instance);
+                lilv_instance_run(effect->lilv_instance, 0);
 
                 if (zix_thread_create(&threads[num_threads], sizeof(void*), effects_activate_thread, effect->jack_client) == 0)
                     ++num_threads;