sdp.cpp

/*
 *  Copyright (C) 2004-2012 Savoir-Faire Linux Inc.
 *
 *  Author: Emmanuel Milou <emmanuel.milou@savoirfairelinux.com>
 *  Author: Alexandre Savard <alexandre.savard@savoirfairelinux.com>
 *
 *  This program 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 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "sdp.h"
#include "logger.h"
#include "manager.h"

#include <algorithm>

#ifdef SFL_VIDEO
#include "video/libav_utils.h"
#endif

using std::string;
using std::map;
using std::vector;
using std::stringstream;

Sdp::Sdp(pj_pool_t *pool)
    : memPool_(pool)
    , negotiator_(NULL)
    , localSession_(NULL)
    , remoteSession_(NULL)
    , activeLocalSession_(NULL)
    , activeRemoteSession_(NULL)
    , audio_codec_list_()
    , video_codec_list_()
    , sessionAudioMedia_()
    , sessionVideoMedia_()
    , localIpAddr_()
    , remoteIpAddr_()
    , localAudioDataPort_(0)
    , localAudioControlPort_(0)
    , localVideoDataPort_(0)
    , localVideoControlPort_(0)
    , remoteAudioPort_(0)
    , remoteVideoPort_(0)