root->add_property (X_("last-preset-uri"), _last_preset.uri);
root->add_property (X_("last-preset-label"), _last_preset.label);
root->add_property (X_("parameter-changed-since-last-preset"), _parameter_changed_since_last_preset ? X_("yes") : X_("no"));
root->add_property (X_("last-preset-uri"), _last_preset.uri);
root->add_property (X_("last-preset-label"), _last_preset.label);
root->add_property (X_("parameter-changed-since-last-preset"), _parameter_changed_since_last_preset ? X_("yes") : X_("no"));