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sems/apps/precoded_announce/PrecodedAnnounce.cpp

115 lines
2.9 KiB

/*
* $Id$
*
* Copyright (C) 2008 iptego GmbH
*
* 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 ser 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
*/
#include "PrecodedAnnounce.h"
#include "log.h"
#include "AmConfigReader.h"
#include "AmUtils.h"
EXPORT_SESSION_FACTORY(PrecodedFactory,MOD_NAME);
PrecodedFactory::PrecodedFactory(const string& _app_name)
: AmSessionFactory(_app_name)
{
}
int PrecodedFactory::onLoad()
{
AmConfigReader cfg;
if(cfg.loadFile(AmConfig::ModConfigPath + string(MOD_NAME ".conf")))
return -1;
if (precoded_file.open(cfg.getParameter("announcement_file")) < 0) {
ERROR("loading precoded file");
return -1;
}
precoded_file.initPlugin();
return 0;
}
AmSession* PrecodedFactory::onInvite(const AmSipRequest& req)
{
return new PrecodedDialog(&precoded_file);
}
PrecodedDialog::PrecodedDialog(AmPrecodedFile* file_def)
: file_def(file_def)
{
}
PrecodedDialog::~PrecodedDialog()
{
}
AmPayloadProviderInterface* PrecodedDialog::getPayloadProvider() {
return file_def;
}
AmAudioRtpFormat* PrecodedDialog::getNewRtpFormat() {
if (m_payloads.empty()) {
ERROR("can not create RTP format without payloads.\n");
return NULL;
}
current_payload = m_payloads[0]->payload_type;
precoded_payload_t *precoded_payload =
static_cast<precoded_payload_t*>(file_def->payload(current_payload));
if (precoded_payload == NULL) {
ERROR("new payload not provided\n");
return NULL;
}
return new AmPrecodedRtpFormat(*precoded_payload, m_payloads);
}
void PrecodedDialog::onSessionStart(const AmSipRequest& req)
{
AmPrecodedFileInstance* file = file_def->getFileInstance(current_payload,
m_payloads);
if (!file) {
ERROR("no payload\n");
}
if (!file || file->open()) {
ERROR("PrecodedDialog::onSessionStart: Cannot open file\n");
dlg.bye();
setStopped();
return;
}
setOutput(file);
setReceiving(false);
}
void PrecodedDialog::onBye(const AmSipRequest& req)
{
DBG("onBye: stopSession\n");
setStopped();
}