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flightgear/src/Sound/flitevoice.cxx

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2014-04-24 20:59:08 +02:00
// speech synthesis interface subsystem
//
// Written by Torsten Dreyer, started April 2014
//
// Copyright (C) 2014 Torsten Dreyer - torsten (at) t3r (dot) 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "flitevoice.hxx"
#include <Main/fg_props.hxx>
#include <simgear/sound/sample_group.hxx>
#include <flite_hts_engine.h>
using std::string;
#include "VoiceSynthesizer.hxx"
FGFLITEVoice::FGFLITEVoice(FGVoiceMgr * mgr, const SGPropertyNode_ptr node)
: FGVoice(mgr), _synthesizer( NULL )
{
string voice = globals->get_fg_root() + "/ATC/cmu_us_arctic_slt.htsvoice";
_synthesizer = new FLITEVoiceSynthesizer( voice.c_str() );
SGSoundMgr *smgr = globals->get_soundmgr();
_sgr = smgr->find("atc", true);
_sgr->tie_to_listener();
node->getNode("text", true)->addChangeListener(this);
SG_LOG(SG_ALL, SG_ALERT, "FLITEVoice initialized");
}
FGFLITEVoice::~FGFLITEVoice()
{
delete _synthesizer;
SG_LOG(SG_ALL, SG_ALERT, "FLITEVoice dtor()");
}
void FGFLITEVoice::speak(const string & msg)
{
SG_LOG(SG_ALL, SG_ALERT, "FLITEVoice speak(" << msg << ")");
_sgr->remove("flite");
string s = simgear::strutils::strip( msg );
if( false == s.empty() ) {
SGSoundSample * sample = _synthesizer->synthesize( msg );
_sgr->add(sample, "flite");
_sgr->set_volume(1.0);
_sgr->resume();
_sgr->play("flite", true);
}
}
void FGFLITEVoice::update()
{
}