Marsyas  0.6.0-alpha
/usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/realtime/udp_receiver.h
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00001 /*
00002 ** Copyright (C) 2014 George Tzanetakis <gtzan@cs.uvic.ca>
00003 **
00004 ** This program is free software; you can redistribute it and/or modify
00005 ** it under the terms of the GNU General Public License as published by
00006 ** the Free Software Foundation; either version 2 of the License, or
00007 ** (at your option) any later version.
00008 **
00009 ** This program is distributed in the hope that it will be useful,
00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 ** GNU General Public License for more details.
00013 **
00014 ** You should have received a copy of the GNU General Public License
00015 ** along with this program; if not, write to the Free Software
00016 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017 */
00018 
00019 #ifndef MARSYAS_REALTIME_UDP_RECEIVER_INCLUDED
00020 #define MARSYAS_REALTIME_UDP_RECEIVER_INCLUDED
00021 
00022 #include <marsyas/realtime/osc_receiver.h>
00023 #include <marsyas/realtime/packet_queue.h>
00024 #include <marsyas/export.h>
00025 
00026 #include <string>
00027 #include <thread>
00028 
00029 namespace Marsyas {
00030 namespace RealTime {
00031 
00037 class marsyas_EXPORT UdpReceiver : public OscQueueProvider
00038 {
00039 public:
00040   UdpReceiver( const std::string & address, int port,
00041                size_t queue_size = 1000 * 128 );
00042   ~UdpReceiver();
00043 
00044   void start();
00045 
00046   void stop();
00047 
00048   bool running() { return m_implementation != nullptr; }
00049 
00050   // NOTE: Only safe while queue consumer not running!
00051   void clearQueue() { m_queue.clear(); }
00052 
00053 private:
00054   std::string m_address;
00055   int m_port;
00056   packet_queue m_queue;
00057   std::thread m_thread;
00058 
00059   class Implementation;
00060   friend class Implementation;
00061   Implementation *m_implementation;
00062 };
00063 
00064 }
00065 }
00066 
00067 #endif // MARSYAS_REALTIME_UDP_RECEIVER_INCLUDED