libobs: Fix scene and group load state

libobs/obs-scene.c

@@ -3963,11 +3963,21 @@ bool obs_source_is_group(const obs_source_t *source)
 	return source && strcmp(source->info.id, group_info.id) == 0;
 }
 
+bool obs_source_type_is_group(const char *id)
+{
+	return id && strcmp(id, group_info.id) == 0;
+}
+
 bool obs_source_is_scene(const obs_source_t *source)
 {
 	return source && strcmp(source->info.id, scene_info.id) == 0;
 }
 
+bool obs_source_type_is_scene(const char *id)
+{
+	return id && strcmp(id, scene_info.id) == 0;
+}
+
 bool obs_scene_is_group(const obs_scene_t *scene)
 {
 	return scene ? scene->is_group : false;

libobs/obs-source.c

@@ -157,6 +157,12 @@ obs_module_t *obs_source_get_module(const char *id)
 
 enum obs_module_load_state obs_source_load_state(const char *id)
 {
+	if (!id)
+		return OBS_MODULE_INVALID;
+
+	if (obs_source_type_is_scene(id) || obs_source_type_is_group(id))
+		return OBS_MODULE_ENABLED;
+
 	obs_module_t *module = obs_source_get_module(id);
 	if (!module) {
 		return OBS_MODULE_MISSING;

libobs/obs.c

@@ -2258,7 +2258,7 @@ static obs_source_t *obs_load_source_type(obs_data_t *source_data, bool is_priva
 	if (!*v_id)
 		v_id = id;
 
-	if (strcmp(id, scene_info.id) == 0 || strcmp(id, group_info.id) == 0) {
+	if (obs_source_type_is_scene(id) || obs_source_type_is_group(id)) {
 		const char *canvas_uuid = obs_data_get_string(source_data, "canvas_uuid");
 		canvas = obs_get_canvas_by_uuid(canvas_uuid);
 		/* Fall back to main canvas if canvas cannot be found. */

libobs/obs.h

@@ -1710,6 +1710,7 @@ EXPORT bool obs_scene_reorder_items2(obs_scene_t *scene, struct obs_sceneitem_or
 				     size_t item_order_size);
 
 EXPORT bool obs_source_is_scene(const obs_source_t *source);
+EXPORT bool obs_source_type_is_scene(const char *id);
 
 /** Adds/creates a new scene item for a source */
 EXPORT obs_sceneitem_t *obs_scene_add(obs_scene_t *scene, obs_source_t *source);
@@ -1839,6 +1840,7 @@ EXPORT void obs_sceneitem_group_remove_item(obs_sceneitem_t *group, obs_sceneite
 EXPORT obs_sceneitem_t *obs_sceneitem_get_group(obs_scene_t *scene, obs_sceneitem_t *item);
 
 EXPORT bool obs_source_is_group(const obs_source_t *source);
+EXPORT bool obs_source_type_is_group(const char *id);
 EXPORT bool obs_scene_is_group(const obs_scene_t *scene);
 
 EXPORT void obs_sceneitem_group_enum_items(obs_sceneitem_t *group,