void sf2Instrument::updateSampleRate()
{
double tempRate;
// Set & get, returns the true sample rate
fluid_settings_setnum( m_settings, (char *) "synth.sample-rate", Engine::mixer()->processingSampleRate() );
fluid_settings_getnum( m_settings, (char *) "synth.sample-rate", &tempRate );
m_internalSampleRate = static_cast<int>( tempRate );
if( m_font )
{
// Now, delete the old one and replace
m_synthMutex.lock();
fluid_synth_remove_sfont( m_synth, m_font->fluidFont );
delete_fluid_synth( m_synth );
// New synth
m_synth = new_fluid_synth( m_settings );
m_fontId = fluid_synth_add_sfont( m_synth, m_font->fluidFont );
m_synthMutex.unlock();
// synth program change (set bank and patch)
updatePatch();
}
else
{
// Recreate synth with no soundfonts
m_synthMutex.lock();
delete_fluid_synth( m_synth );
m_synth = new_fluid_synth( m_settings );
m_synthMutex.unlock();
}
m_synthMutex.lock();
if( Engine::mixer()->currentQualitySettings().interpolation >=
Mixer::qualitySettings::Interpolation_SincFastest )
{
fluid_synth_set_interp_method( m_synth, -1, FLUID_INTERP_7THORDER );
}
else
{
fluid_synth_set_interp_method( m_synth, -1, FLUID_INTERP_DEFAULT );
}
m_synthMutex.unlock();
if( m_internalSampleRate < Engine::mixer()->processingSampleRate() )
{
m_synthMutex.lock();
if( m_srcState != NULL )
{
src_delete( m_srcState );
}
int error;
m_srcState = src_new( Engine::mixer()->currentQualitySettings().libsrcInterpolation(), DEFAULT_CHANNELS, &error );
if( m_srcState == NULL || error )
{
qCritical( "error while creating libsamplerate data structure in Sf2Instrument::updateSampleRate()" );
}
m_synthMutex.unlock();
}
updateReverb();
updateChorus();
updateReverbOn();
updateChorusOn();
updateGain();
// Reset last MIDI pitch properties, which will be set to the correct values
// upon playing the next note
m_lastMidiPitch = -1;
m_lastMidiPitchRange = -1;
}
sf2Instrument::sf2Instrument( InstrumentTrack * _instrument_track ) :
Instrument( _instrument_track, &sf2player_plugin_descriptor ),
m_srcState( NULL ),
m_font( NULL ),
m_fontId( 0 ),
m_filename( "" ),
m_lastMidiPitch( -1 ),
m_lastMidiPitchRange( -1 ),
m_channel( 1 ),
m_bankNum( 0, 0, 999, this, tr("Bank") ),
m_patchNum( 0, 0, 127, this, tr("Patch") ),
m_gain( 1.0f, 0.0f, 5.0f, 0.01f, this, tr( "Gain" ) ),
m_reverbOn( false, this, tr( "Reverb" ) ),
m_reverbRoomSize( FLUID_REVERB_DEFAULT_ROOMSIZE, 0, 1.0, 0.01f, this, tr( "Reverb Roomsize" ) ),
m_reverbDamping( FLUID_REVERB_DEFAULT_DAMP, 0, 1.0, 0.01, this, tr( "Reverb Damping" ) ),
m_reverbWidth( FLUID_REVERB_DEFAULT_WIDTH, 0, 1.0, 0.01f, this, tr( "Reverb Width" ) ),
m_reverbLevel( FLUID_REVERB_DEFAULT_LEVEL, 0, 1.0, 0.01f, this, tr( "Reverb Level" ) ),
m_chorusOn( false, this, tr( "Chorus" ) ),
m_chorusNum( FLUID_CHORUS_DEFAULT_N, 0, 10.0, 1.0, this, tr( "Chorus Lines" ) ),
m_chorusLevel( FLUID_CHORUS_DEFAULT_LEVEL, 0, 10.0, 0.01, this, tr( "Chorus Level" ) ),
m_chorusSpeed( FLUID_CHORUS_DEFAULT_SPEED, 0.29, 5.0, 0.01, this, tr( "Chorus Speed" ) ),
m_chorusDepth( FLUID_CHORUS_DEFAULT_DEPTH, 0, 46.0, 0.05, this, tr( "Chorus Depth" ) )
{
for( int i = 0; i < 128; ++i )
{
m_notesRunning[i] = 0;
}
m_settings = new_fluid_settings();
fluid_settings_setint( m_settings, (char *) "audio.period-size", engine::mixer()->framesPerPeriod() );
// This is just our starting instance of synth. It is recreated
// everytime we load a new soundfont.
m_synth = new_fluid_synth( m_settings );
InstrumentPlayHandle * iph = new InstrumentPlayHandle( this );
engine::mixer()->addPlayHandle( iph );
loadFile( configManager::inst()->defaultSoundfont() );
updateSampleRate();
updateReverbOn();
updateReverb();
updateChorusOn();
updateChorus();
updateGain();
connect( &m_bankNum, SIGNAL( dataChanged() ), this, SLOT( updatePatch() ) );
connect( &m_patchNum, SIGNAL( dataChanged() ), this, SLOT( updatePatch() ) );
connect( engine::mixer(), SIGNAL( sampleRateChanged() ), this, SLOT( updateSampleRate() ) );
// Gain
connect( &m_gain, SIGNAL( dataChanged() ), this, SLOT( updateGain() ) );
// Reverb
connect( &m_reverbOn, SIGNAL( dataChanged() ), this, SLOT( updateReverbOn() ) );
connect( &m_reverbRoomSize, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
connect( &m_reverbDamping, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
connect( &m_reverbWidth, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
connect( &m_reverbLevel, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
// Chorus
connect( &m_chorusOn, SIGNAL( dataChanged() ), this, SLOT( updateChorusOn() ) );
connect( &m_chorusNum, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
connect( &m_chorusLevel, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
connect( &m_chorusSpeed, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
connect( &m_chorusDepth, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
}
sf2Instrument::sf2Instrument( InstrumentTrack * _instrument_track ) :
Instrument( _instrument_track, &sf2player_plugin_descriptor ),
m_srcState( NULL ),
m_font( NULL ),
m_fontId( 0 ),
m_filename( "" ),
m_lastMidiPitch( -1 ),
m_lastMidiPitchRange( -1 ),
m_channel( 1 ),
m_bankNum( 0, 0, 999, this, tr("Bank") ),
m_patchNum( 0, 0, 127, this, tr("Patch") ),
m_gain( 1.0f, 0.0f, 5.0f, 0.01f, this, tr( "Gain" ) ),
m_reverbOn( false, this, tr( "Reverb" ) ),
m_reverbRoomSize( FLUID_REVERB_DEFAULT_ROOMSIZE, 0, 1.0, 0.01f, this, tr( "Reverb room size" ) ),
m_reverbDamping( FLUID_REVERB_DEFAULT_DAMP, 0, 1.0, 0.01, this, tr( "Reverb damping" ) ),
m_reverbWidth( FLUID_REVERB_DEFAULT_WIDTH, 0, 1.0, 0.01f, this, tr( "Reverb width" ) ),
m_reverbLevel( FLUID_REVERB_DEFAULT_LEVEL, 0, 1.0, 0.01f, this, tr( "Reverb level" ) ),
m_chorusOn( false, this, tr( "Chorus" ) ),
m_chorusNum( FLUID_CHORUS_DEFAULT_N, 0, 10.0, 1.0, this, tr( "Chorus voices" ) ),
m_chorusLevel( FLUID_CHORUS_DEFAULT_LEVEL, 0, 10.0, 0.01, this, tr( "Chorus level" ) ),
m_chorusSpeed( FLUID_CHORUS_DEFAULT_SPEED, 0.29, 5.0, 0.01, this, tr( "Chorus speed" ) ),
m_chorusDepth( FLUID_CHORUS_DEFAULT_DEPTH, 0, 46.0, 0.05, this, tr( "Chorus depth" ) )
{
for( int i = 0; i < 128; ++i )
{
m_notesRunning[i] = 0;
}
#if QT_VERSION_CHECK(FLUIDSYNTH_VERSION_MAJOR, FLUIDSYNTH_VERSION_MINOR, FLUIDSYNTH_VERSION_MICRO) >= QT_VERSION_CHECK(1,1,9)
// Deactivate all audio drivers in fluidsynth
const char *none[] = { NULL };
fluid_audio_driver_register( none );
#endif
m_settings = new_fluid_settings();
//fluid_settings_setint( m_settings, (char *) "audio.period-size", engine::mixer()->framesPerPeriod() );
// This is just our starting instance of synth. It is recreated
// everytime we load a new soundfont.
m_synth = new_fluid_synth( m_settings );
#if FLUIDSYNTH_VERSION_MAJOR >= 2
// Get the default values from the setting
double settingVal;
fluid_settings_getnum_default(m_settings, "synth.reverb.room-size", &settingVal);
m_reverbRoomSize.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.reverb.damping", &settingVal);
m_reverbDamping.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.reverb.width", &settingVal);
m_reverbWidth.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.reverb.level", &settingVal);
m_reverbLevel.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.chorus.nr", &settingVal);
m_chorusNum.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.chorus.level", &settingVal);
m_chorusLevel.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.chorus.speed", &settingVal);
m_chorusSpeed.setInitValue(settingVal);
fluid_settings_getnum_default(m_settings, "synth.chorus.depth", &settingVal);
m_chorusDepth.setInitValue(settingVal);
#endif
loadFile( ConfigManager::inst()->defaultSoundfont() );
updateSampleRate();
updateReverbOn();
updateReverb();
updateChorusOn();
updateChorus();
updateGain();
connect( &m_bankNum, SIGNAL( dataChanged() ), this, SLOT( updatePatch() ) );
connect( &m_patchNum, SIGNAL( dataChanged() ), this, SLOT( updatePatch() ) );
connect( Engine::mixer(), SIGNAL( sampleRateChanged() ), this, SLOT( updateSampleRate() ) );
// Gain
connect( &m_gain, SIGNAL( dataChanged() ), this, SLOT( updateGain() ) );
// Reverb
connect( &m_reverbOn, SIGNAL( dataChanged() ), this, SLOT( updateReverbOn() ) );
connect( &m_reverbRoomSize, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
connect( &m_reverbDamping, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
connect( &m_reverbWidth, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
connect( &m_reverbLevel, SIGNAL( dataChanged() ), this, SLOT( updateReverb() ) );
// Chorus
connect( &m_chorusOn, SIGNAL( dataChanged() ), this, SLOT( updateChorusOn() ) );
connect( &m_chorusNum, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
connect( &m_chorusLevel, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
connect( &m_chorusSpeed, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
connect( &m_chorusDepth, SIGNAL( dataChanged() ), this, SLOT( updateChorus() ) );
InstrumentPlayHandle * iph = new InstrumentPlayHandle( this, _instrument_track );
Engine::mixer()->addPlayHandle( iph );
}