/*    This file is part of the 'ears' package.    Copyright (C) 1994,1995,1996  Ralf Stephan <ralf@ark.franken.de>    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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.*/#pragma implementation#include <string>#include <stdio.h>#include <fstream.h>#include "config.h"#include "pr_config.h"#include "messages.h"#include "words.h"#include "pr_recording.h"#include "pr_listen.h"#include "modules/recognizer.h"#include "listen.h"#include "exception.h"#include "lscreen.h"#include "sound.h"ListenProtocol::ListenProtocol (int i, char** p) : argc_(i), argv_(p){}void ListenProtocol::start(){  lscreen lscr;  messages msg;  { ConfigProtocol P (argc_, argv_, true); P.start(); }  config& cfg = config::InstanceRef();  lscr.change_to_gui_if_possible();  words wrd;  wrd.try_to_load (cfg["BASENAME"], cfg["EARS_PATH"]);  if (wrd.not_loaded())  {    string t = "Words file not found: ";    t += cfg["BASENAME"];    t += ".words";    throw(fatal_exception(t));  }  Sound sound (cfg.iget("SOUND_SPEED"), cfg.iget("SOUND_BITS"));  bool debug = cfg.bget("DEBUG");  lscr.show_menu();  lscr.init (debug);     key_type key;  while ((key = lscr.getkey()) != 0)  // if gui_type==uiRaw, returns RET+ESC  {    switch (key)    {    case 0x03: throw(fatal_exception("Control-C pressed."));     case 0x0112:    case 0x1b:         return;        case 0x0109:       lscr.help();         break;          case 0x010a:      debug = !debug;      lscr.toggle_debug();      cfg.set ("DEBUG",debug);      break;          case 0x0d:      string rfn = cfg["EARS_PATH"]+"/"+cfg["BASENAME"]+"."+cfg["RECOGNIZER"];      ifstream rf (rfn.c_str());      if (rf.bad())       {        string t = "No net file ";        t = t + rfn + " found.  Did you run train_ears?";        lscr.note(t);        break;      }      recognizer recog (cfg["RECOGNIZER"],cfg.bget("DEBUG"));      rf >> recog;      lscr.recw_open();      string empty="\n";      lscr.recw_speak(empty);      while(1)      {        RecordingProtocol P;        P.start();        if (!lscr.recw_again())         {           lscr.recw_close();           break;         }        result guess (wrd, recog << P.getPattern(), false);        lscr.recw_result(guess.contents());        lscr.redraw_debug_info (recog.deb_info());        if (cfg.bget("EXECUTE"))        {          sound.deaf_mic();          system (guess.contents().c_str());          sound.full_mic();        }      }    }  }}