2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /** @file src/server.h
21 * @brief Class to describe a server to which we can send
22 * encoding work, and a class to implement such a server.
26 #include <boost/thread.hpp>
27 #include <boost/asio.hpp>
28 #include <boost/thread/condition.hpp>
31 class DeadlineWrapper;
33 /** @class ServerDescription
34 * @brief Class to describe a server to which we can send encoding work.
36 class ServerDescription
39 /** @param h Server host name or IP address in string form.
40 * @param t Number of threads to use on the server.
42 ServerDescription (std::string h, int t)
47 /** @return server's host name or IP address in string form */
48 std::string host_name () const {
52 /** @return number of threads to use on the server */
53 int threads () const {
57 void set_host_name (std::string n) {
61 void set_threads (int t) {
65 std::string as_metadata () const;
67 static ServerDescription * create_from_metadata (std::string v);
70 /** server's host name */
71 std::string _host_name;
72 /** number of threads to use on the server */
81 void run (int num_threads);
84 void worker_thread ();
85 int process (boost::shared_ptr<DeadlineWrapper> wrapper);
87 std::vector<boost::thread *> _worker_threads;
88 std::list<boost::shared_ptr<DeadlineWrapper> > _queue;
89 boost::mutex _worker_mutex;
90 boost::condition _worker_condition;