+ boost::optional<std::string> studio () const {
+ return _studio;
+ }
+
+ bool temp_version () const {
+ return _temp_version;
+ }
+
+ bool pre_release () const {
+ return _pre_release;
+ }
+
+ bool red_band () const {
+ return _red_band;
+ }
+
+ bool two_d_version_of_three_d () const {
+ return _two_d_version_of_three_d;
+ }
+