tool to check DTMF test

git-svn-id: http://svn.berlios.de/svnroot/repos/sems/trunk@544 8eb893ce-cfd4-0310-b710-fb5ebe64c474

apps/examples/dtmftester/DtmfTester.cpp

@@ -0,0 +1,206 @@
+/*
+ * $Id: DtmfTester.cpp 410 2007-07-29 15:14:14Z sayer $
+ *
+ * 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
+ */
+
+#include "DtmfTester.h"
+#include "AmConfig.h"
+#include "AmUtils.h"
+#include "AmPlugIn.h"
+
+#include "sems.h"
+#include "log.h"
+
+#define MOD_NAME "dtmftester"
+
+EXPORT_SESSION_FACTORY(DtmfTesterFactory,MOD_NAME);
+
+string DtmfTesterFactory::AnnouncePath;
+string DtmfTesterFactory::AnnounceFile;
+
+DtmfTesterFactory::DtmfTesterFactory(const string& _app_name)
+  : AmSessionFactory(_app_name)
+{
+}
+
+int DtmfTesterFactory::onLoad()
+{
+  AmConfigReader cfg;
+  if(cfg.loadFile(AmConfig::ModConfigPath + string(MOD_NAME ".conf")))
+    return -1;
+
+  // get application specific global parameters
+  configureModule(cfg);
+
+  AnnouncePath = cfg.getParameter("announce_path",ANNOUNCE_PATH);
+  if( !AnnouncePath.empty() 
+      && AnnouncePath[AnnouncePath.length()-1] != '/' )
+    AnnouncePath += "/";
+
+  AnnounceFile = cfg.getParameter("default_announce",ANNOUNCE_FILE);
+
+  string announce_file = AnnouncePath + AnnounceFile;
+  if(!file_exists(announce_file)){
+    ERROR("default file for announcement module does not exist ('%s').\n",
+	  announce_file.c_str());
+    return -1;
+  }
+
+  return 0;
+}
+
+string DtmfTesterFactory::getAnnounceFile(const AmSipRequest& req) {
+  string announce_path = AnnouncePath;
+  string announce_file = announce_path + req.domain 
+    + "/" + req.user + ".wav";
+
+  DBG("trying '%s'\n",announce_file.c_str());
+  if(file_exists(announce_file))
+    goto end;
+
+  announce_file = announce_path + req.user + ".wav";
+  DBG("trying '%s'\n",announce_file.c_str());
+  if(file_exists(announce_file))
+    goto end;
+
+  announce_file = AnnouncePath + AnnounceFile;
+    
+ end:
+  return announce_file;
+}
+
+AmSession* DtmfTesterFactory::onInvite(const AmSipRequest& req)
+{
+  return new DtmfTesterDialog(getAnnounceFile(req), NULL);
+}
+
+AmSession* DtmfTesterFactory::onInvite(const AmSipRequest& req,
+					 AmArg& session_params)
+{
+  UACAuthCred* cred = NULL;
+  if (session_params.getType() == AmArg::AObject) {
+    ArgObject* cred_obj = session_params.asObject();
+    if (cred_obj)
+      cred = dynamic_cast<UACAuthCred*>(cred_obj);
+  }
+
+  AmSession* s = new DtmfTesterDialog(getAnnounceFile(req), cred); 
+  
+  if (NULL == cred) {
+    WARN("discarding unknown session parameters.\n");
+  } else {
+    AmSessionEventHandlerFactory* uac_auth_f = 
+      AmPlugIn::instance()->getFactory4Seh("uac_auth");
+    if (uac_auth_f != NULL) {
+      DBG("UAC Auth enabled for new announcement session.\n");
+      AmSessionEventHandler* h = uac_auth_f->getHandler(s);
+      if (h != NULL )
+	s->addHandler(h);
+    } else {
+      ERROR("uac_auth interface not accessible. "
+	    "Load uac_auth for authenticated dialout.\n");
+    }		
+  }
+
+  return s;
+}
+
+DtmfTesterDialog::DtmfTesterDialog(const string& filename, 
+				       UACAuthCred* credentials)
+  : filename(filename), cred(credentials), play_list(this)
+{
+  // try out this inband detector
+  setInbandDetector(Dtmf::SpanDSP);
+}
+
+DtmfTesterDialog::~DtmfTesterDialog()
+{  
+  for (vector<AmAudioFile*>::iterator it=del_files.begin(); 
+       it != del_files.end(); it++)
+    delete *it;
+
+}
+
+void DtmfTesterDialog::onSessionStart(const AmSipRequest& req)
+{
+  DBG("DtmfTesterDialog::onSessionStart\n");
+  startSession();
+}
+
+void DtmfTesterDialog::onSessionStart(const AmSipReply& rep)
+{
+  DBG("DtmfTesterDialog::onSessionStart (SEMS originator mode)\n");
+  startSession();
+}
+
+void DtmfTesterDialog::startSession(){
+ 
+  if(wav_file.open(filename,AmAudioFile::Read))
+    throw string("DtmfTesterDialog::onSessionStart: Cannot open file\n");
+
+  string rec_fname = "/tmp/dtmftest_"+getLocalTag()+".wav";
+  if(rec_file.open(rec_fname,AmAudioFile::Write))
+    throw string("DtmfTesterDialog::onSessionStart: Cannot open rec_file\n");
+
+  play_list.addToPlaylist(new AmPlaylistItem(&wav_file, NULL));
+  setInOut(&rec_file, &play_list);
+}
+
+void DtmfTesterDialog::onBye(const AmSipRequest& req)
+{
+  DBG("onBye: stopSession\n");
+  setStopped();
+}
+
+
+void DtmfTesterDialog::process(AmEvent* event)
+{
+
+  AmAudioEvent* audio_event = dynamic_cast<AmAudioEvent*>(event);
+  if(audio_event && (audio_event->event_id == AmAudioEvent::cleared)){
+    dlg.bye();
+    setStopped();
+    return;
+  }
+
+  AmSession::process(event);
+}
+
+inline UACAuthCred* DtmfTesterDialog::getCredentials() {
+  return cred.get();
+}
+
+void DtmfTesterDialog::onDtmf(int event, int duration) {
+  AmAudioFile* f = new AmAudioFile();
+  if(f->open(DtmfTesterFactory::AnnouncePath+"/"+int2str(event)+".wav", 
+		   AmAudioFile::Read)) {
+    ERROR("Cannot open file %s\n", 
+	  (DtmfTesterFactory::AnnouncePath+"/"+int2str(event)+".wav").c_str());
+  }
+
+  del_files.push_back(f);
+  play_list.addToPlaylist(new AmPlaylistItem(f, NULL));
+}
+

apps/examples/dtmftester/DtmfTester.h

@@ -0,0 +1,93 @@
+/*
+ * $Id: DtmfTester.h 457 2007-09-24 17:37:04Z sayer $
+ *
+ * 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
+ */
+
+#ifndef _ANNOUNCEMENT_H_
+#define _ANNOUNCEMENT_H_
+
+#include "AmSession.h"
+#include "AmConfigReader.h"
+#include "AmPlaylist.h"
+
+#include "ampi/UACAuthAPI.h"
+
+#include <string>
+using std::string;
+
+#include <memory>
+
+/** \brief Factory for announcement sessions */
+class DtmfTesterFactory: public AmSessionFactory
+{
+  inline string getAnnounceFile(const AmSipRequest& req);
+public:
+  static string AnnouncePath;
+  static string AnnounceFile;
+
+  DtmfTesterFactory(const string& _app_name);
+
+  int onLoad();
+  AmSession* onInvite(const AmSipRequest& req);
+  AmSession* onInvite(const AmSipRequest& req,
+		      AmArg& session_params);
+
+};
+
+/**\brief  announcement session logic implementation */
+class DtmfTesterDialog : public AmSession,
+			   public CredentialHolder
+{
+  AmAudioFile wav_file;
+  AmAudioFile rec_file;
+  string filename;
+
+  AmPlaylist play_list;
+
+  std::auto_ptr<UACAuthCred> cred;
+
+  vector<AmAudioFile*> del_files;
+
+public:
+  DtmfTesterDialog(const string& filename, 
+		     UACAuthCred* credentials = NULL);
+  ~DtmfTesterDialog();
+
+  void onSessionStart(const AmSipRequest& req);
+  void onSessionStart(const AmSipReply& rep);
+  void startSession();
+  void onBye(const AmSipRequest& req);
+  void onDtmf(int event, int duration_msec);
+
+  void process(AmEvent* event);
+
+  UACAuthCred* getCredentials();
+};
+
+#endif
+// Local Variables:
+// mode:C++
+// End:
+

apps/examples/dtmftester/Makefile

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+plug_in_name = dtmftester
+
+module_ldflags =
+module_cflags  = 
+
+extra_install = $(plug_in_name)_audio
+
+COREPATH ?=../../../core
+include $(COREPATH)/plug-in/Makefile.app_module

apps/examples/dtmftester/Readme.dtmftester

@@ -0,0 +1,8 @@
+dtmf detection tester
+
+this app records the file to /tmp/dtmftest_<localtag>.wav, and
+plays all detected digits in a playlist.
+
+this comes in handy to tune/check the dtmf detection.
+
+ 

apps/examples/dtmftester/etc/dtmf_tester.conf

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+announce_path=../apps/examples/dtmftester/wav/
+default_announce=prompt.wav