\r
#include <boost/noncopyable.hpp>\r
#include <boost/thread/future.hpp>\r
+#include <boost/property_tree/ptree_fwd.hpp>\r
\r
#include <string>\r
\r
safe_ptr<frame_producer> background() const; // nothrow\r
\r
safe_ptr<basic_frame> receive(); // nothrow\r
+\r
+ boost::property_tree::wptree info() const;\r
private:\r
struct implementation;\r
safe_ptr<implementation> impl_;\r