+
+ void set_kdm_server_url (std::string s) {
+ maybe_set (_kdm_server_url, s);
+ }
+
+ void set_player_watermark (boost::filesystem::path p) {
+ maybe_set (_player_watermark, p, PLAYER_WATERMARK);
+ }
+
+ void unset_player_watermark () {
+ if (!_player_watermark) {
+ return;
+ }
+ _player_watermark = boost::none;
+ changed (PLAYER_WATERMARK);
+ }