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sems/core/AmConferenceStatus.h

124 lines
3.2 KiB

/*
* Copyright (C) 2002-2003 Fhg Fokus
*
* This file is part of SEMS, a free SIP media server.
*
* SEMS is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* For a license to use the sems software under conditions
* other than those described here, or to purchase support for this
* software, please contact iptel.org by e-mail at the following addresses:
* info@iptel.org
*
* SEMS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/** @file AmConferenceStatus.h */
#ifndef _ConferenceStatus_h_
#define _ConferenceStatus_h_
#include "AmThread.h"
#include "AmRtpStream.h"
#include "AmMultiPartyMixer.h"
#include "AmEventQueue.h"
#include <map>
#include <string>
using std::string;
class AmConferenceChannel;
enum { ConfNewParticipant = 1,
ConfParticipantLeft };
/** \brief event in a conference*/
struct ConferenceEvent: public AmEvent
{
unsigned int participants;
string conf_id;
string sess_id;
ConferenceEvent(int event_id,
unsigned int participants,
const string& conf_id,
const string& sess_id)
: AmEvent(event_id),
participants(participants),
conf_id(conf_id),
sess_id(sess_id)
{}
};
/**
* \brief One conference (room).
*
* The ConferenceStatus manages one conference.
*/
class AmConferenceStatus
{
static std::map<string,AmConferenceStatus*> cid2status;
static AmMutex cid2s_mut;
struct SessInfo {
string sess_id;
unsigned int ch_id;
SessInfo(const string& local_tag,
unsigned int ch_id)
: sess_id(local_tag),
ch_id(ch_id)
{}
};
string conf_id;
AmMultiPartyMixer mixer;
// sess_id -> ch_id
std::map<string, unsigned int> sessions;
// ch_id -> sess_id
std::map<unsigned int, SessInfo*> channels;
AmMutex sessions_mut;
AmConferenceStatus(const string& conference_id);
~AmConferenceStatus();
AmConferenceChannel* getChannel(const string& sess_id, int input_sample_rate);
int releaseChannel(unsigned int ch_id);
void postConferenceEvent(int event_id, const string& sess_id);
public:
const string& getConfID() { return conf_id; }
AmMultiPartyMixer* getMixer() { return &mixer; }
static AmConferenceChannel* getChannel(const string& cid,
const string& local_tag,
int input_sample_rate);
static void releaseChannel(const string& cid, unsigned int ch_id);
static void postConferenceEvent(const string& cid, int event_id,
const string& sess_id);
static size_t getConferenceSize(const string& cid);
};
#endif
// Local Variables:
// mode:C++
// End: