void PatternEditorPanel::selectedPatternChangedEvent() { PatternList *pPatternList = Hydrogen::get_instance()->getSong()->get_pattern_list(); int nSelectedPatternNumber = Hydrogen::get_instance()->getSelectedPatternNumber(); if ( (nSelectedPatternNumber != -1) && ( (uint)nSelectedPatternNumber < pPatternList->size() ) ) { // update pattern name text m_pPattern = pPatternList->get( nSelectedPatternNumber ); QString sCurrentPatternName = m_pPattern->get_name(); this->setWindowTitle( ( trUtf8( "Pattern editor - %1").arg( sCurrentPatternName ) ) ); m_pPatternNameLbl->setText( sCurrentPatternName ); // update pattern size combobox int nPatternSize = m_pPattern->get_length(); int nEighth = MAX_NOTES / 8; for ( int i = 1; i <= 32; i++ ) { if ( nPatternSize == nEighth * i ) { __pattern_size_combo->set_text( QString( "%1" ).arg( i ) ); break; } } } else { m_pPattern = NULL; this->setWindowTitle( ( trUtf8( "Pattern editor - %1").arg(QString("No pattern selected.")) ) ); m_pPatternNameLbl->setText( trUtf8( "No pattern selected" ) ); } resizeEvent( NULL ); // force an update of the scrollbars }
/// /// Create a new pattern /// void SongEditorPanel::newPatBtnClicked( Button* btn ) { UNUSED( btn ); Hydrogen *pEngine = Hydrogen::get_instance(); Song *pSong = pEngine->getSong(); PatternList *pPatternList = pSong->get_pattern_list(); Pattern *pNewPattern = new Pattern( trUtf8("Pattern %1").arg(pPatternList->size()+1)); PatternPropertiesDialog *pDialog = new PatternPropertiesDialog( this, pNewPattern, 0, true ); if ( pDialog->exec() == QDialog::Accepted ) { SE_addEmptyPatternAction*action = new SE_addEmptyPatternAction( pNewPattern->get_name() , pNewPattern->get_info(), pNewPattern->get_category(), pEngine->getSelectedPatternNumber()+1); HydrogenApp::get_instance()->m_undoStack->push( action ); } delete pNewPattern; delete pDialog; }
void MainForm::functionDeleteInstrument(int instrument) { Hydrogen * H = Hydrogen::get_instance(); Instrument *pSelectedInstrument = H->getSong()->get_instrument_list()->get( instrument ); std::list< Note* > noteList; Song* song = H->getSong(); PatternList *patList = song->get_pattern_list(); QString instrumentName = pSelectedInstrument->get_name(); QString drumkitName = H->getCurrentDrumkitname(); for ( int i = 0; i < patList->size(); i++ ) { H2Core::Pattern *pPattern = song->get_pattern_list()->get(i); const Pattern::notes_t* notes = pPattern->get_notes(); FOREACH_NOTE_CST_IT_BEGIN_END(notes,it) { Note *pNote = it->second; assert( pNote ); if ( pNote->get_instrument() == pSelectedInstrument ) { pNote->set_pattern_idx( i ); noteList.push_back( pNote ); } } }
void SMFWriter::save( const QString& sFilename, Song *pSong ) { INFOLOG( "save" ); const int DRUM_CHANNEL = 9; vector<SMFEvent*> eventList; SMF smf; // Standard MIDI format 1 files should have the first track being the tempo map // which is a track that contains global meta events only. SMFTrack *pTrack0 = new SMFTrack(); pTrack0->addEvent( new SMFCopyRightNoticeMetaEvent( pSong->__author , 0 ) ); pTrack0->addEvent( new SMFTrackNameMetaEvent( pSong->__name , 0 ) ); pTrack0->addEvent( new SMFSetTempoMetaEvent( pSong->__bpm , 0 ) ); pTrack0->addEvent( new SMFTimeSignatureMetaEvent( 4 , 4 , 24 , 8 , 0 ) ); smf.addTrack( pTrack0 ); // Standard MIDI Format 1 files should have note events in tracks =>2 SMFTrack *pTrack1 = new SMFTrack(); smf.addTrack( pTrack1 ); AutomationPath *vp = pSong->get_velocity_automation_path(); InstrumentList *iList = pSong->get_instrument_list(); // ogni pattern sara' una diversa traccia int nTick = 1; for ( unsigned nPatternList = 0 ; nPatternList < pSong->get_pattern_group_vector()->size() ; nPatternList++ ) { // infoLog( "[save] pattern list pos: " + toString( nPatternList ) ); PatternList *pPatternList = ( *(pSong->get_pattern_group_vector()) )[ nPatternList ]; int nStartTicks = nTick; int nMaxPatternLength = 0; for ( unsigned nPattern = 0 ; nPattern < pPatternList->size() ; nPattern++ ) { Pattern *pPattern = pPatternList->get( nPattern ); // infoLog( " |-> pattern: " + pPattern->getName() ); if ( ( int )pPattern->get_length() > nMaxPatternLength ) { nMaxPatternLength = pPattern->get_length(); } for ( unsigned nNote = 0; nNote < pPattern->get_length(); nNote++ ) { const Pattern::notes_t* notes = pPattern->get_notes(); FOREACH_NOTE_CST_IT_BOUND(notes,it,nNote) { Note *pNote = it->second; if ( pNote ) { float rnd = (float)rand()/(float)RAND_MAX; if ( pNote->get_probability() < rnd ) { continue; } float fPos = nPatternList + (float)nNote/(float)nMaxPatternLength; float velocity_adjustment = vp->get_value(fPos); int nVelocity = (int)( 127.0 * pNote->get_velocity() * velocity_adjustment ); int nInstr = iList->index(pNote->get_instrument()); Instrument *pInstr = pNote->get_instrument(); int nPitch = pNote->get_midi_key(); eventList.push_back( new SMFNoteOnEvent( nStartTicks + nNote, DRUM_CHANNEL, nPitch, nVelocity ) ); int nLength = 12; if ( pNote->get_length() != -1 ) { nLength = pNote->get_length(); } eventList.push_back( new SMFNoteOffEvent( nStartTicks + nNote + nLength, DRUM_CHANNEL, nPitch, nVelocity ) ); } } } } nTick += nMaxPatternLength; }
void Sampler::setPlayingNotelength( Instrument* instrument, unsigned long ticks, unsigned long noteOnTick ) { if ( instrument ) { // stop all notes using this instrument Hydrogen *pEngine = Hydrogen::get_instance(); Song* mSong = pEngine->getSong(); int selectedpattern = pEngine->__get_selected_PatterNumber(); Pattern* currentPattern = NULL; if ( mSong->get_mode() == Song::PATTERN_MODE || ( pEngine->getState() != STATE_PLAYING )){ PatternList *pPatternList = mSong->get_pattern_list(); if ( ( selectedpattern != -1 ) && ( selectedpattern < ( int )pPatternList->size() ) ) { currentPattern = pPatternList->get( selectedpattern ); } }else { std::vector<PatternList*> *pColumns = mSong->get_pattern_group_vector(); // Pattern *pPattern = NULL; int pos = pEngine->getPatternPos() +1; for ( int i = 0; i < pos; ++i ) { PatternList *pColumn = ( *pColumns )[i]; currentPattern = pColumn->get( 0 ); } } if ( currentPattern ) { int patternsize = currentPattern->get_length(); for ( unsigned nNote = 0; nNote < currentPattern->get_length(); nNote++ ) { const Pattern::notes_t* notes = currentPattern->get_notes(); FOREACH_NOTE_CST_IT_BOUND(notes,it,nNote) { Note *pNote = it->second; if ( pNote!=NULL ) { if( !Preferences::get_instance()->__playselectedinstrument ){ if ( pNote->get_instrument() == instrument && pNote->get_position() == noteOnTick ) { AudioEngine::get_instance()->lock( RIGHT_HERE ); if ( ticks > patternsize ) ticks = patternsize - noteOnTick; pNote->set_length( ticks ); Hydrogen::get_instance()->getSong()->__is_modified = true; AudioEngine::get_instance()->unlock(); // unlock the audio engine } }else { if ( pNote->get_instrument() == pEngine->getSong()->get_instrument_list()->get( pEngine->getSelectedInstrumentNumber()) && pNote->get_position() == noteOnTick ) { AudioEngine::get_instance()->lock( RIGHT_HERE ); if ( ticks > patternsize ) ticks = patternsize - noteOnTick; pNote->set_length( ticks ); Hydrogen::get_instance()->getSong()->__is_modified = true; AudioEngine::get_instance()->unlock(); // unlock the audio engine } } } } } } }
void* diskWriterDriver_thread( void* param ) { Object* __object = ( Object* )param; DiskWriterDriver *pDriver = ( DiskWriterDriver* )param; EventQueue::get_instance()->push_event( EVENT_PROGRESS, 0 ); pDriver->setBpm( Hydrogen::get_instance()->getSong()->__bpm ); pDriver->audioEngine_process_checkBPMChanged(); __INFOLOG( "DiskWriterDriver thread start" ); // always rolling, no user interaction pDriver->m_transport.m_status = TransportInfo::ROLLING; SF_INFO soundInfo; soundInfo.samplerate = pDriver->m_nSampleRate; // soundInfo.frames = -1;//getNFrames(); ///\todo: da terminare soundInfo.channels = 2; //default format int sfformat = 0x010000; //wav format (default) int bits = 0x0002; //16 bit PCM (default) //sf_format switch if( pDriver->m_sFilename.endsWith(".aiff") || pDriver->m_sFilename.endsWith(".AIFF") ){ sfformat = 0x020000; //Apple/SGI AIFF format (big endian) } if( pDriver->m_sFilename.endsWith(".flac") || pDriver->m_sFilename.endsWith(".FLAC") ){ sfformat = 0x170000; //FLAC lossless file format } if( ( pDriver->m_nSampleDepth == 8 ) && ( pDriver->m_sFilename.endsWith(".aiff") || pDriver->m_sFilename.endsWith(".AIFF") ) ){ bits = 0x0001; //Signed 8 bit data works with aiff } if( ( pDriver->m_nSampleDepth == 8 ) && ( pDriver->m_sFilename.endsWith(".wav") || pDriver->m_sFilename.endsWith(".WAV") ) ){ bits = 0x0005; //Unsigned 8 bit data needed for Microsoft WAV format } if( pDriver->m_nSampleDepth == 16 ){ bits = 0x0002; //Signed 16 bit data } if( pDriver->m_nSampleDepth == 24 ){ bits = 0x0003; //Signed 24 bit data } if( pDriver->m_nSampleDepth == 32 ){ bits = 0x0004; ////Signed 32 bit data } soundInfo.format = sfformat|bits; // #ifdef HAVE_OGGVORBIS //ogg vorbis option if( pDriver->m_sFilename.endsWith( ".ogg" ) | pDriver->m_sFilename.endsWith( ".OGG" ) ) soundInfo.format = SF_FORMAT_OGG | SF_FORMAT_VORBIS; // #endif ///formats // SF_FORMAT_WAV = 0x010000, /* Microsoft WAV format (little endian). */ // SF_FORMAT_AIFF = 0x020000, /* Apple/SGI AIFF format (big endian). */ // SF_FORMAT_AU = 0x030000, /* Sun/NeXT AU format (big endian). */ // SF_FORMAT_RAW = 0x040000, /* RAW PCM data. */ // SF_FORMAT_PAF = 0x050000, /* Ensoniq PARIS file format. */ // SF_FORMAT_SVX = 0x060000, /* Amiga IFF / SVX8 / SV16 format. */ // SF_FORMAT_NIST = 0x070000, /* Sphere NIST format. */ // SF_FORMAT_VOC = 0x080000, /* VOC files. */ // SF_FORMAT_IRCAM = 0x0A0000, /* Berkeley/IRCAM/CARL */ // SF_FORMAT_W64 = 0x0B0000, /* Sonic Foundry's 64 bit RIFF/WAV */ // SF_FORMAT_MAT4 = 0x0C0000, /* Matlab (tm) V4.2 / GNU Octave 2.0 */ // SF_FORMAT_MAT5 = 0x0D0000, /* Matlab (tm) V5.0 / GNU Octave 2.1 */ // SF_FORMAT_PVF = 0x0E0000, /* Portable Voice Format */ // SF_FORMAT_XI = 0x0F0000, /* Fasttracker 2 Extended Instrument */ // SF_FORMAT_HTK = 0x100000, /* HMM Tool Kit format */ // SF_FORMAT_SDS = 0x110000, /* Midi Sample Dump Standard */ // SF_FORMAT_AVR = 0x120000, /* Audio Visual Research */ // SF_FORMAT_WAVEX = 0x130000, /* MS WAVE with WAVEFORMATEX */ // SF_FORMAT_SD2 = 0x160000, /* Sound Designer 2 */ // SF_FORMAT_FLAC = 0x170000, /* FLAC lossless file format */ // SF_FORMAT_CAF = 0x180000, /* Core Audio File format */ // SF_FORMAT_OGG ///bits // SF_FORMAT_PCM_S8 = 0x0001, /* Signed 8 bit data */ // SF_FORMAT_PCM_16 = 0x0002, /* Signed 16 bit data */ // SF_FORMAT_PCM_24 = 0x0003, /* Signed 24 bit data */ // SF_FORMAT_PCM_32 = 0x0004, /* Signed 32 bit data */ ///used for ogg // SF_FORMAT_VORBIS if ( !sf_format_check( &soundInfo ) ) { __ERRORLOG( "Error in soundInfo" ); return 0; } SNDFILE* m_file = sf_open( pDriver->m_sFilename.toLocal8Bit(), SFM_WRITE, &soundInfo ); float *pData = new float[ pDriver->m_nBufferSize * 2 ]; // always stereo float *pData_L = pDriver->m_pOut_L; float *pData_R = pDriver->m_pOut_R; Hydrogen* engine = Hydrogen::get_instance(); std::vector<PatternList*> *pPatternColumns = Hydrogen::get_instance()->getSong()->get_pattern_group_vector(); int nColumns = pPatternColumns->size(); int nPatternSize; int validBpm = engine->getSong()->__bpm; float oldBPM = 0; float ticksize = 0; for ( int patternposition = 0; patternposition < nColumns; ++patternposition ) { PatternList *pColumn = ( *pPatternColumns )[ patternposition ]; if ( pColumn->size() != 0 ) { nPatternSize = pColumn->get( 0 )->get_length(); } else { nPatternSize = MAX_NOTES; } ticksize = pDriver->m_nSampleRate * 60.0 / engine->getSong()->__bpm / engine->getSong()->__resolution; // check pattern bpm if timeline bpm is in use Timeline* pTimeline = engine->getTimeline(); if(Preferences::get_instance()->getUseTimelineBpm() ){ if( pTimeline->m_timelinevector.size() >= 1 ){ for ( int t = 0; t < pTimeline->m_timelinevector.size(); t++){ if(pTimeline->m_timelinevector[t].m_htimelinebeat == patternposition && pTimeline->m_timelinevector[t].m_htimelinebpm != validBpm){ validBpm = pTimeline->m_timelinevector[t].m_htimelinebpm; } } } pDriver->setBpm(validBpm); ticksize = pDriver->m_nSampleRate * 60.0 / validBpm / Hydrogen::get_instance()->getSong()->__resolution; pDriver->audioEngine_process_checkBPMChanged(); engine->setPatternPos(patternposition); // delay needed time to calculate all rubberband samples if( Preferences::get_instance()->getRubberBandBatchMode() && validBpm != oldBPM ){ EventQueue::get_instance()->push_event( EVENT_RECALCULATERUBBERBAND, -1); int sleepTime = Preferences::get_instance()->getRubberBandCalcTime()+1; while ((sleepTime = sleep(sleepTime)) > 0); } oldBPM = validBpm; } else { ticksize = pDriver->m_nSampleRate * 60.0 / Hydrogen::get_instance()->getSong()->__bpm / Hydrogen::get_instance()->getSong()->__resolution; //pDriver->m_transport.m_nTickSize = ticksize; } //here we have the pattern length in frames dependent from bpm and samplerate unsigned patternLengthInFrames = ticksize * nPatternSize; unsigned frameNumber = 0; int lastRun = 0; while ( frameNumber < patternLengthInFrames ) { int usedBuffer = pDriver->m_nBufferSize; //this will calculate the the size from -last- (end of pattern) used frame buffer, //which is mostly smaller than pDriver->m_nBufferSize if( patternLengthInFrames - frameNumber < pDriver->m_nBufferSize ){ lastRun = patternLengthInFrames - frameNumber; usedBuffer = lastRun; }; frameNumber += usedBuffer; int ret = pDriver->m_processCallback( usedBuffer, NULL ); for ( unsigned i = 0; i < usedBuffer; i++ ) { if(pData_L[i] > 1){ pData[i * 2] = 1; } else if(pData_L[i] < -1){ pData[i * 2] = -1; }else { pData[i * 2] = pData_L[i]; } if(pData_R[i] > 1){ pData[i * 2 + 1] = 1; } else if(pData_R[i] < -1){ pData[i * 2 + 1] = -1; }else { pData[i * 2 + 1] = pData_R[i]; } } int res = sf_writef_float( m_file, pData, usedBuffer ); if ( res != ( int )usedBuffer ) { __ERRORLOG( "Error during sf_write_float" ); } } // this progress bar methode is not exact but ok enough to give users a usable visible progress feedback float fPercent = ( float )(patternposition +1) / ( float )nColumns * 100.0; EventQueue::get_instance()->push_event( EVENT_PROGRESS, ( int )fPercent ); } delete[] pData; pData = NULL; sf_close( m_file ); __INFOLOG( "DiskWriterDriver thread end" ); pthread_exit( NULL ); return NULL; }