diff options
Diffstat (limited to 'khotkeys/shared/voices.cpp')
| -rw-r--r-- | khotkeys/shared/voices.cpp | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/khotkeys/shared/voices.cpp b/khotkeys/shared/voices.cpp new file mode 100644 index 000000000..e0dc95613 --- /dev/null +++ b/khotkeys/shared/voices.cpp @@ -0,0 +1,303 @@ +/**************************************************************************** + + KHotKeys + + Copyright (C) 2005 Olivier Goffart <ogoffart @ kde.org> + + Distributed under the terms of the GNU General Public License version 2. + +****************************************************************************/ + + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "voices.h" +#include "voicesignature.h" +#include "triggers.h" +#include "soundrecorder.h" + +#include <stdlib.h> +#include <math.h> +#include <assert.h> + + +#include <kapplication.h> +#include <kdebug.h> +#include <kxerrorhandler.h> +#include <kkeynative.h> +#include <qtimer.h> +#include <kglobalaccel.h> + + +#include <X11/Xlib.h> +#include <fixx11h.h> + +namespace KHotKeys +{ + +Voice* voice_handler; + +Voice::Voice( bool enabled_P, QObject* parent_P ) + : QObject( parent_P) ,_enabled( enabled_P ), _recording( false ), _recorder(0) + { + assert( voice_handler == NULL ); + voice_handler = this; + + _kga=0L; + _timer=0L; + + kdDebug(1217) << k_funcinfo << endl; + + } + +Voice::~Voice() + { + kdDebug(1217) << k_funcinfo << endl; + enable( false ); + voice_handler = NULL; + } + + +void Voice::enable( bool enabled_P ) + { +#ifndef HAVE_ARTS + enabled_P = false; // never enabled when there's no support +#endif + if( _enabled == enabled_P ) + return; + _enabled = enabled_P; + if( _enabled ) // activate the shortcut + set_shortcut( _shortcut ); + else + { + delete _kga; + _kga = NULL; + } + } + +void Voice::register_handler( Voice_trigger *trigger_P ) + { + if( !_references.contains( trigger_P )) + _references.append(trigger_P); + } + +void Voice::unregister_handler( Voice_trigger *trigger_P ) + { + _references.remove(trigger_P); + } + + +void Voice::record_start() +{ + kdDebug(1217) << k_funcinfo << endl; + if(!_recorder) + { + _recorder= SoundRecorder::create(this); + connect(_recorder, SIGNAL(recorded(const Sound& )), this, SLOT(slot_sound_recorded(const Sound& ))); + } + + _recorder->start(); + _recording=true; +} + +void Voice::record_stop() +{ + if(!_recording) + return; + + kdDebug(1217) << k_funcinfo << endl; + delete _timer; + _timer=0L; + _recording=false; + if(_recorder) + _recorder->stop(); +} + + +void Voice::slot_sound_recorded(const Sound &sound_P) +{ + VoiceSignature signature(sound_P); + + Voice_trigger *trig=0L; + Voice_trigger *sec_trig=0L; + double minimum=800000; + double second_minimum=80000; + int got_count=0; + QValueList<Voice_trigger*>::Iterator it; + for ( it = _references.begin(); it != _references.end(); ++it ) + { + for(int ech=1; ech<=2 ; ech++) + { + Voice_trigger *t=*it; + + double diff=VoiceSignature::diff(signature, t->voicesignature(ech)); + if(minimum>=diff) + { + second_minimum=minimum; + minimum=diff; + sec_trig=trig; + trig=t; + } + else if(second_minimum>=diff) + { + second_minimum=diff; + sec_trig=t; + } + if( diff < REJECT_FACTOR_DIFF ) + got_count++; + kdDebug(1217) << k_funcinfo << ( (diff < REJECT_FACTOR_DIFF) ? "+++" : "---" ) <<t->voicecode() << ech << " : " << diff << endl; + } + } +// double ecart_relatif=(second_minimum-minimum)/minimum; + +// kdDebug(1217) << k_funcinfo << ecart_relatif << endl; + + if(trig) + kdDebug(1217) << k_funcinfo << "**** " << trig->voicecode() << " : " << minimum << endl; + + +// if(trig && ecart_relatif > REJECT_FACTOR_ECART_REL) +// if(trig && got_count==1) + bool selected=trig && (got_count==1 || ( minimum < 1.5*REJECT_FACTOR_DIFF && trig==sec_trig ) ); + + if(selected) + { + trig->handle_Voice(); + } + +} + + +/*bool Voice::x11Event( XEvent* pEvent ) +{ + if( pEvent->type != XKeyPress && pEvent->type != XKeyRelease ) + return false; + + KKeyNative keyNative( pEvent ); + + //kdDebug(1217) << k_funcinfo << keyNative.key().toString() << endl; + + if(_shortcut.contains(keyNative)) + { + if(pEvent->type == XKeyPress && !_recording ) + { + record_start(); + return true; + } + if(pEvent->type == XKeyRelease && _recording ) + { + record_stop(); + return true; + } + } + return false; +} + + +*/ + + +void Voice::set_shortcut( const KShortcut &shortcut) +{ + _shortcut = shortcut; + if( !_enabled ) + return; + if(!_kga) + _kga = new KGlobalAccel( this ); + _kga->remove("voice"); + + _kga->insert( "voice", i18n("Voice"), QString::null, shortcut, 0, this, SLOT(slot_key_pressed())) ; + _kga->updateConnections(); +} + +void Voice::slot_key_pressed() +{ + if( !haveArts()) + return; + if( _recording ) + record_stop(); + else + { + record_start(); + if(!_timer) + { + _timer=new QTimer(this); + connect(_timer, SIGNAL(timeout()) , this, SLOT(slot_timeout())); + } + + _timer->start(1000*20,true); + } +} + + +void Voice::slot_timeout() +{ + if(_recording && _recorder) + { + _recorder->abort(); + _recording=false; + } + _timer->deleteLater(); + _timer=0L; +} + + +QString Voice::isNewSoundFarEnough(const VoiceSignature& signature, const QString ¤tTrigger) +{ + Voice_trigger *trig=0L; + Voice_trigger *sec_trig=0L; + double minimum=800000; + double second_minimum=80000; + int got_count=0; + QValueList<Voice_trigger*>::Iterator it; + for ( it = _references.begin(); it != _references.end(); ++it ) + { + Voice_trigger *t=*it; + if(t->voicecode()==currentTrigger) + continue; + + for(int ech=1; ech<=2 ; ech++) + { + double diff=VoiceSignature::diff(signature, t->voicesignature(ech)); + if(minimum>=diff) + { + second_minimum=minimum; + minimum=diff; + sec_trig=trig; + trig=t; + } + else if(second_minimum>=diff) + { + second_minimum=diff; + sec_trig=t; + } + if( diff < REJECT_FACTOR_DIFF ) + got_count++; + kdDebug(1217) << k_funcinfo << ( (diff < REJECT_FACTOR_DIFF) ? "+++" : "---" ) <<t->voicecode() << ech << " : " << diff << endl; + } + } + + if(trig) + kdDebug(1217) << k_funcinfo << "**** " << trig->voicecode() << " : " << minimum << endl; + + bool selected=trig && ((got_count==1 && minimum < REJECT_FACTOR_DIFF*0.7 ) || ( minimum < REJECT_FACTOR_DIFF && trig==sec_trig ) ); + return selected ? trig->voicecode() : QString::null; +} + +bool Voice::doesVoiceCodeExists(const QString &vc) +{ + QValueList<Voice_trigger*>::Iterator it; + for ( it = _references.begin(); it != _references.end(); ++it ) + { + Voice_trigger *t=*it; + if(t->voicecode()==vc) + return true; + } + return false; +} + +} // namespace KHotKeys + +#include "voices.moc" |