Esempio n. 1
0
void Mixer::fifoWriter::run()
{
	disable_denormals();

#if 0
#ifdef LMMS_BUILD_LINUX
#ifdef LMMS_HAVE_SCHED_H
	cpu_set_t mask;
	CPU_ZERO( &mask );
	CPU_SET( 0, &mask );
	sched_setaffinity( 0, sizeof( mask ), &mask );
#endif
#endif
#endif

	const fpp_t frames = m_mixer->framesPerPeriod();
	while( m_writing )
	{
		surroundSampleFrame * buffer = new surroundSampleFrame[frames];
		const surroundSampleFrame * b = m_mixer->renderNextBuffer();
		memcpy( buffer, b, frames * sizeof( surroundSampleFrame ) );
		m_fifo->write( buffer );
	}

	m_fifo->write( NULL );
}
Esempio n. 2
0
void MixerWorkerThread::run()
{
	MemoryManager::ThreadGuard mmThreadGuard; Q_UNUSED(mmThreadGuard);
	disable_denormals();

	QMutex m;
	while( m_quit == false )
	{
		m.lock();
		queueReadyWaitCond->wait( &m );
		globalJobQueue.run();
		m.unlock();
	}
}
Esempio n. 3
0
int main( int argc, char * * argv )
{
	// initialize memory managers
	MemoryManager::init();
	NotePlayHandleManager::init();

	// intialize RNG
	srand( getpid() + time( 0 ) );

	disable_denormals();

	bool coreOnly = false;
	bool fullscreen = true;
	bool exitAfterImport = false;
	bool allowRoot = false;
	bool renderLoop = false;
	bool renderTracks = false;
	QString fileToLoad, fileToImport, renderOut, profilerOutputFile, configFile;

	// first of two command-line parsing stages
	for( int i = 1; i < argc; ++i )
	{
		QString arg = argv[i];

		if( arg == "--help"    || arg == "-h" ||
		    arg == "--version" || arg == "-v" ||
		    arg == "--render"  || arg == "-r" )
		{
			coreOnly = true;
		}
		else if( arg == "--rendertracks" )
		{
			coreOnly = true;
			renderTracks = true;
		}
		else if( arg == "--allowroot" )
		{
			allowRoot = true;
		}
		else if( arg == "--geometry" || arg == "-geometry")
		{
			if( arg == "--geometry" )
			{
				// Delete the first "-" so Qt recognize the option
				strcpy(argv[i], "-geometry");
			}
			// option -geometry is filtered by Qt later,
			// so we need to check its presence now to
			// determine, if the application should run in
			// fullscreen mode (default, no -geometry given).
			fullscreen = false;
		}
	}

#if !defined(LMMS_BUILD_WIN32) && !defined(LMMS_BUILD_HAIKU)
	if ( ( getuid() == 0 || geteuid() == 0 ) && !allowRoot )
	{
		printf( "LMMS cannot be run as root.\nUse \"--allowroot\" to override.\n\n" );
		return EXIT_FAILURE;
	}	
#endif

	QCoreApplication * app = coreOnly ?
			new QCoreApplication( argc, argv ) :
					new MainApplication( argc, argv );

	Mixer::qualitySettings qs( Mixer::qualitySettings::Mode_HighQuality );
	OutputSettings os( 44100, OutputSettings::BitRateSettings(160, false), OutputSettings::Depth_16Bit );
	ProjectRenderer::ExportFileFormats eff = ProjectRenderer::WaveFile;

	// second of two command-line parsing stages
	for( int i = 1; i < argc; ++i )
	{
		QString arg = argv[i];

		if( arg == "--version" || arg == "-v" )
		{
			printVersion( argv[0] );
			return EXIT_SUCCESS;
		}
		else if( arg == "--help" || arg  == "-h" )
		{
			printHelp();
			return EXIT_SUCCESS;
		}
		else if( arg == "--upgrade" || arg == "-u" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo input file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			DataFile dataFile( QString::fromLocal8Bit( argv[i] ) );

			if( argc > i+1 ) // output file specified
			{
				dataFile.writeFile( QString::fromLocal8Bit( argv[i+1] ) );
			}
			else // no output file specified; use stdout
			{
				QTextStream ts( stdout );
				dataFile.write( ts );
				fflush( stdout );
			}

			return EXIT_SUCCESS;
		}
		else if( arg == "--allowroot" )
		{
			// Ignore, processed earlier
#ifdef LMMS_BUILD_WIN32
			if( allowRoot )
			{
				printf( "\nOption \"--allowroot\" will be ignored on this platform.\n\n" );
			}
#endif
			
		}
		else if( arg == "--dump" || arg == "-d" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo input file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			QFile f( QString::fromLocal8Bit( argv[i] ) );
			f.open( QIODevice::ReadOnly );
			QString d = qUncompress( f.readAll() );
			printf( "%s\n", d.toUtf8().constData() );

			return EXIT_SUCCESS;
		}
		else if( arg == "--render" || arg == "-r" || arg == "--rendertracks" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo input file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			fileToLoad = QString::fromLocal8Bit( argv[i] );
			renderOut = fileToLoad;
		}
		else if( arg == "--loop" || arg == "-l" )
		{
			renderLoop = true;
		}
		else if( arg == "--output" || arg == "-o" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo output file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			renderOut = QString::fromLocal8Bit( argv[i] );
		}
		else if( arg == "--format" || arg == "-f" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo output format specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			const QString ext = QString( argv[i] );

			if( ext == "wav" )
			{
				eff = ProjectRenderer::WaveFile;
			}
#ifdef LMMS_HAVE_OGGVORBIS
			else if( ext == "ogg" )
			{
				eff = ProjectRenderer::OggFile;
			}
#endif
			else
			{
				printf( "\nInvalid output format %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--samplerate" || arg == "-s" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo samplerate specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			sample_rate_t sr = QString( argv[i] ).toUInt();
			if( sr >= 44100 && sr <= 192000 )
			{
				os.setSampleRate(sr);
			}
			else
			{
				printf( "\nInvalid samplerate %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--bitrate" || arg == "-b" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo bitrate specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			int br = QString( argv[i] ).toUInt();

			if( br >= 64 && br <= 384 )
			{
				OutputSettings::BitRateSettings bitRateSettings = os.getBitRateSettings();
				bitRateSettings.setBitRate(br);
				os.setBitRateSettings(bitRateSettings);
			}
			else
			{
				printf( "\nInvalid bitrate %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg =="--float" || arg == "-a" )
		{
			os.setBitDepth(OutputSettings::Depth_32Bit);
		}
		else if( arg == "--interpolation" || arg == "-i" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo interpolation method specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			const QString ip = QString( argv[i] );

			if( ip == "linear" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_Linear;
			}
			else if( ip == "sincfastest" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_SincFastest;
			}
			else if( ip == "sincmedium" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_SincMedium;
			}
			else if( ip == "sincbest" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_SincBest;
			}
			else
			{
				printf( "\nInvalid interpolation method %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--oversampling" || arg == "-x" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo oversampling specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			int o = QString( argv[i] ).toUInt();

			switch( o )
			{
				case 1:
		qs.oversampling = Mixer::qualitySettings::Oversampling_None;
		break;
				case 2:
		qs.oversampling = Mixer::qualitySettings::Oversampling_2x;
		break;
				case 4:
		qs.oversampling = Mixer::qualitySettings::Oversampling_4x;
		break;
				case 8:
		qs.oversampling = Mixer::qualitySettings::Oversampling_8x;
		break;
				default:
				printf( "\nInvalid oversampling %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--import" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo file specified for importing.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			fileToImport = QString::fromLocal8Bit( argv[i] );

			// exit after import? (only for debugging)
			if( QString( argv[i + 1] ) == "-e" )
			{
				exitAfterImport = true;
				++i;
			}
		}
		else if( arg == "--profile" || arg == "-p" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo profile specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			profilerOutputFile = QString::fromLocal8Bit( argv[i] );
		}
		else if( arg == "--config" || arg == "-c" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo configuration file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}

			configFile = QString::fromLocal8Bit( argv[i] );
		}
		else
		{
			if( argv[i][0] == '-' )
			{
				printf( "\nInvalid option %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
			fileToLoad = QString::fromLocal8Bit( argv[i] );
		}
	}

	// Test file argument before continuing
	if( !fileToLoad.isEmpty() )
	{
		fileCheck( fileToLoad );
	}
	else if( !fileToImport.isEmpty() )
	{
		fileCheck( fileToImport );
	}

	ConfigManager::inst()->loadConfigFile(configFile);

	// set language
	QString pos = ConfigManager::inst()->value( "app", "language" );
	if( pos.isEmpty() )
	{
		pos = QLocale::system().name().left( 2 );
	}

#ifdef LMMS_BUILD_WIN32
#undef QT_TRANSLATIONS_DIR
#define QT_TRANSLATIONS_DIR ConfigManager::inst()->localeDir()
#endif

#ifdef QT_TRANSLATIONS_DIR
	// load translation for Qt-widgets/-dialogs
	loadTranslation( QString( "qt_" ) + pos,
					QString( QT_TRANSLATIONS_DIR ) );
#endif
	// load actual translation for LMMS
	loadTranslation( pos );


	// try to set realtime priority
#ifdef LMMS_BUILD_LINUX
#ifdef LMMS_HAVE_SCHED_H
#ifndef __OpenBSD__
	struct sched_param sparam;
	sparam.sched_priority = ( sched_get_priority_max( SCHED_FIFO ) +
				sched_get_priority_min( SCHED_FIFO ) ) / 2;
	if( sched_setscheduler( 0, SCHED_FIFO, &sparam ) == -1 )
	{
		printf( "Notice: could not set realtime priority.\n" );
	}
#endif
#endif
#endif

#ifdef LMMS_BUILD_WIN32
	if( !SetPriorityClass( GetCurrentProcess(), HIGH_PRIORITY_CLASS ) )
	{
		printf( "Notice: could not set high priority.\n" );
	}
#endif

#if _POSIX_C_SOURCE >= 1 || _XOPEN_SOURCE || _POSIX_SOURCE
	struct sigaction sa;
	sa.sa_handler = SIG_IGN;
	sa.sa_flags = SA_SIGINFO;
	if ( sigemptyset( &sa.sa_mask ) )
	{
		fprintf( stderr, "Signal initialization failed.\n" );
	}
	if ( sigaction( SIGPIPE, &sa, NULL ) )
	{
		fprintf( stderr, "Signal initialization failed.\n" );
	}
#endif

	bool destroyEngine = false;

	// if we have an output file for rendering, just render the song
	// without starting the GUI
	if( !renderOut.isEmpty() )
	{
		Engine::init( true );
		destroyEngine = true;

		printf( "Loading project...\n" );
		Engine::getSong()->loadProject( fileToLoad );
		if( Engine::getSong()->isEmpty() )
		{
			printf("The project %s is empty, aborting!\n", fileToLoad.toUtf8().constData() );
			exit( EXIT_FAILURE );
		}
		printf( "Done\n" );

		Engine::getSong()->setExportLoop( renderLoop );

		// when rendering multiple tracks, renderOut is a directory
		// otherwise, it is a file, so we need to append the file extension
		if ( !renderTracks )
		{
			renderOut = baseName( renderOut ) +
				ProjectRenderer::getFileExtensionFromFormat(eff);
		}

		// create renderer
		RenderManager * r = new RenderManager( qs, os, eff, renderOut );
		QCoreApplication::instance()->connect( r,
				SIGNAL( finished() ), SLOT( quit() ) );

		// timer for progress-updates
		QTimer * t = new QTimer( r );
		r->connect( t, SIGNAL( timeout() ),
				SLOT( updateConsoleProgress() ) );
		t->start( 200 );

		if( profilerOutputFile.isEmpty() == false )
		{
			Engine::mixer()->profiler().setOutputFile( profilerOutputFile );
		}

		// start now!
		if ( renderTracks )
		{
			r->renderTracks();
		}
		else
		{
			r->renderProject();
		}
	}
	else // otherwise, start the GUI
	{
		new GuiApplication();

		// re-intialize RNG - shared libraries might have srand() or
		// srandom() calls in their init procedure
		srand( getpid() + time( 0 ) );

		// recover a file?
		QString recoveryFile = ConfigManager::inst()->recoveryFile();

		bool recoveryFilePresent = QFileInfo( recoveryFile ).exists() &&
				QFileInfo( recoveryFile ).isFile();
		bool autoSaveEnabled =
			ConfigManager::inst()->value( "ui", "enableautosave" ).toInt();
		if( recoveryFilePresent )
		{
			QMessageBox mb;
			mb.setWindowTitle( MainWindow::tr( "Project recovery" ) );
			mb.setText( QString(
				"<html>"
				"<p style=\"margin-left:6\">%1</p>"
				"<table cellpadding=\"3\">"
				"  <tr>"
				"    <td><b>%2</b></td>"
				"    <td>%3</td>"
				"  </tr>"
				"  <tr>"
				"    <td><b>%4</b></td>"
				"    <td>%5</td>"
				"  </tr>"
				"  <tr>"
				"    <td><b>%6</b></td>"
				"    <td>%7</td>"
				"  </tr>"
				"</table>"
				"</html>" ).arg(
				MainWindow::tr( "There is a recovery file present. "
					"It looks like the last session did not end "
					"properly or another instance of LMMS is "
					"already running. Do you want to recover the "
					"project of this session?" ),
				MainWindow::tr( "Recover" ),
				MainWindow::tr( "Recover the file. Please don't run "
					"multiple instances of LMMS when you do this." ),
				MainWindow::tr( "Ignore" ),
				MainWindow::tr( "Launch LMMS as usual but with "
					"automatic backup disabled to prevent the "
					"present recover file from being overwritten." ),
				MainWindow::tr( "Discard" ),
				MainWindow::tr( "Launch a default session and delete "
					"the restored files. This is not reversible." )
							) );

			mb.setIcon( QMessageBox::Warning );
			mb.setWindowIcon( embed::getIconPixmap( "icon" ) );
			mb.setWindowFlags( Qt::WindowCloseButtonHint );

			QPushButton * recover;
			QPushButton * discard;
			QPushButton * ignore;
			QPushButton * exit;
			
			#if QT_VERSION >= 0x050000
				// setting all buttons to the same roles allows us 
				// to have a custom layout
				discard = mb.addButton( MainWindow::tr( "Discard" ),
									QMessageBox::AcceptRole );
				ignore = mb.addButton( MainWindow::tr( "Ignore" ),
									QMessageBox::AcceptRole );
				recover = mb.addButton( MainWindow::tr( "Recover" ),
									QMessageBox::AcceptRole );

			# else 
				// in qt4 the button order is reversed
				recover = mb.addButton( MainWindow::tr( "Recover" ),
									QMessageBox::AcceptRole );
				ignore = mb.addButton( MainWindow::tr( "Ignore" ),
									QMessageBox::AcceptRole );
				discard = mb.addButton( MainWindow::tr( "Discard" ),
									QMessageBox::AcceptRole );

			#endif
			
			// have a hidden exit button
			exit = mb.addButton( "", QMessageBox::RejectRole);
			exit->setVisible(false);
			
			// set icons
			recover->setIcon( embed::getIconPixmap( "recover" ) );
			discard->setIcon( embed::getIconPixmap( "discard" ) );
			ignore->setIcon( embed::getIconPixmap( "ignore" ) );

			mb.setDefaultButton( recover );
			mb.setEscapeButton( exit );

			mb.exec();
			if( mb.clickedButton() == discard )
			{
				gui->mainWindow()->sessionCleanup();
			}
			else if( mb.clickedButton() == recover ) // Recover
			{
				fileToLoad = recoveryFile;
				gui->mainWindow()->setSession( MainWindow::SessionState::Recover );
			}
			else if( mb.clickedButton() == ignore )
			{
				if( autoSaveEnabled )
				{
					gui->mainWindow()->setSession( MainWindow::SessionState::Limited );
				}
			}
			else // Exit
			{
				return 0;
			}
		}

		// first show the Main Window and then try to load given file

		// [Settel] workaround: showMaximized() doesn't work with
		// FVWM2 unless the window is already visible -> show() first
		gui->mainWindow()->show();
		if( fullscreen )
		{
			gui->mainWindow()->showMaximized();
		}

		// Handle macOS-style FileOpen QEvents
		QString queuedFile = static_cast<MainApplication *>( app )->queuedFile();
		if ( !queuedFile.isEmpty() ) {
			fileToLoad = queuedFile;
		}

		if( !fileToLoad.isEmpty() )
		{
			if( fileToLoad == recoveryFile )
			{
				Engine::getSong()->createNewProjectFromTemplate( fileToLoad );
			}
			else
			{
				Engine::getSong()->loadProject( fileToLoad );
			}
		}
		else if( !fileToImport.isEmpty() )
		{
			ImportFilter::import( fileToImport, Engine::getSong() );
			if( exitAfterImport )
			{
				return EXIT_SUCCESS;
			}
		}
		// If enabled, open last project if there is one. Else, create
		// a new one. Also skip recently opened file if limited session to
		// lower the chance of opening an already opened file.
		else if( ConfigManager::inst()->
				value( "app", "openlastproject" ).toInt() &&
			!ConfigManager::inst()->
				recentlyOpenedProjects().isEmpty() &&
			gui->mainWindow()->getSession() !=
				MainWindow::SessionState::Limited )
		{
			QString f = ConfigManager::inst()->
					recentlyOpenedProjects().first();
			QFileInfo recentFile( f );

			if ( recentFile.exists() )
			{
				Engine::getSong()->loadProject( f );
			}
			else
			{
				Engine::getSong()->createNewProject();
			}
		}
		else
		{
			Engine::getSong()->createNewProject();
		}

		// Finally we start the auto save timer and also trigger the
		// autosave one time as recover.mmp is a signal to possible other
		// instances of LMMS.
		if( autoSaveEnabled &&
			gui->mainWindow()->getSession() != MainWindow::SessionState::Limited )
		{
			gui->mainWindow()->autoSaveTimerReset();
			gui->mainWindow()->autoSave();
		}
	}

	const int ret = app->exec();
	delete app;

	if( destroyEngine )
	{
		Engine::destroy();
	}

	// cleanup memory managers
	MemoryManager::cleanup();

	// ProjectRenderer::updateConsoleProgress() doesn't return line after render
	if( coreOnly )
	{
		printf( "\n" );
	}

	return ret;
}
Esempio n. 4
0
int main( int argc, char * * argv )
{
	// initialize memory managers
	MemoryManager::init();
	NotePlayHandleManager::init();

	// intialize RNG
	srand( getpid() + time( 0 ) );

	disable_denormals();

	bool coreOnly = false;
	bool fullscreen = true;
	bool exitAfterImport = false;
	bool allowRoot = false;
	bool renderLoop = false;
	bool renderTracks = false;
	QString fileToLoad, fileToImport, renderOut, profilerOutputFile;

	// first of two command-line parsing stages
	for( int i = 1; i < argc; ++i )
	{
		QString arg = argv[i];

		if( arg == "--help"    || arg == "-h" ||
		    arg == "--version" || arg == "-v" ||
		    arg == "--render"  || arg == "-r" )
		{
			coreOnly = true;
		}
		else if( arg == "--rendertracks" )
		{
			coreOnly = true;
			renderTracks = true;
		}
		else if( arg == "--allowroot" )
		{
			allowRoot = true;
		}
		else if( arg == "-geometry" )
		{
			// option -geometry is filtered by Qt later,
			// so we need to check its presence now to
			// determine, if the application should run in
			// fullscreen mode (default, no -geometry given).
			fullscreen = false;
		}
	}

#ifndef LMMS_BUILD_WIN32
	if ( ( getuid() == 0 || geteuid() == 0 ) && !allowRoot )
	{
		printf( "LMMS cannot be run as root.\nUse \"--allowroot\" to override.\n\n" );
		return EXIT_FAILURE;
	}	
#endif

	QCoreApplication * app = coreOnly ?
			new QCoreApplication( argc, argv ) :
					new QApplication( argc, argv ) ;

	Mixer::qualitySettings qs( Mixer::qualitySettings::Mode_HighQuality );
	ProjectRenderer::OutputSettings os( 44100, false, 160,
						ProjectRenderer::Depth_16Bit );
	ProjectRenderer::ExportFileFormats eff = ProjectRenderer::WaveFile;

	// second of two command-line parsing stages
	for( int i = 1; i < argc; ++i )
	{
		QString arg = argv[i];

		if( arg == "--version" || arg == "-v" )
		{
			printVersion( argv[0] );
			return EXIT_SUCCESS;
		}
		else if( arg == "--help" || arg  == "-h" )
		{
			printHelp();
			return EXIT_SUCCESS;
		}
		else if( arg == "--upgrade" || arg == "-u" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo input file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			DataFile dataFile( QString::fromLocal8Bit( argv[i] ) );

			if( argc > i+1 ) // output file specified
			{
				dataFile.writeFile( QString::fromLocal8Bit( argv[i+1] ) );
			}
			else // no output file specified; use stdout
			{
				QTextStream ts( stdout );
				dataFile.write( ts );
				fflush( stdout );
			}

			return EXIT_SUCCESS;
		}
		else if( arg == "--allowroot" )
		{
			// Ignore, processed earlier
#ifdef LMMS_BUILD_WIN32
			if( allowRoot )
			{
				printf( "\nOption \"--allowroot\" will be ignored on this platform.\n\n" );
			}
#endif
			
		}
		else if( arg == "--dump" || arg == "-d" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo input file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			QFile f( QString::fromLocal8Bit( argv[i] ) );
			f.open( QIODevice::ReadOnly );
			QString d = qUncompress( f.readAll() );
			printf( "%s\n", d.toUtf8().constData() );

			return EXIT_SUCCESS;
		}
		else if( arg == "--render" || arg == "-r" || arg == "--rendertracks" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo input file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			fileToLoad = QString::fromLocal8Bit( argv[i] );
			renderOut = fileToLoad;
		}
		else if( arg == "--loop" || arg == "-l" )
		{
			renderLoop = true;
		}
		else if( arg == "--output" || arg == "-o" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo output file specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			renderOut = QString::fromLocal8Bit( argv[i] );
		}
		else if( arg == "--format" || arg == "-f" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo output format specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			const QString ext = QString( argv[i] );

			if( ext == "wav" )
			{
				eff = ProjectRenderer::WaveFile;
			}
#ifdef LMMS_HAVE_OGGVORBIS
			else if( ext == "ogg" )
			{
				eff = ProjectRenderer::OggFile;
			}
#endif
			else
			{
				printf( "\nInvalid output format %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--samplerate" || arg == "-s" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo samplerate specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			sample_rate_t sr = QString( argv[i] ).toUInt();
			if( sr >= 44100 && sr <= 192000 )
			{
				os.samplerate = sr;
			}
			else
			{
				printf( "\nInvalid samplerate %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--bitrate" || arg == "-b" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo bitrate specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			int br = QString( argv[i] ).toUInt();

			if( br >= 64 && br <= 384 )
			{
				os.bitrate = br;
			}
			else
			{
				printf( "\nInvalid bitrate %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg =="--float" || arg == "-a" )
		{
			os.depth = ProjectRenderer::Depth_32Bit;
		}
		else if( arg == "--interpolation" || arg == "-i" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo interpolation method specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			const QString ip = QString( argv[i] );

			if( ip == "linear" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_Linear;
			}
			else if( ip == "sincfastest" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_SincFastest;
			}
			else if( ip == "sincmedium" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_SincMedium;
			}
			else if( ip == "sincbest" )
			{
		qs.interpolation = Mixer::qualitySettings::Interpolation_SincBest;
			}
			else
			{
				printf( "\nInvalid interpolation method %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--oversampling" || arg == "-x" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo oversampling specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			int o = QString( argv[i] ).toUInt();

			switch( o )
			{
				case 1:
		qs.oversampling = Mixer::qualitySettings::Oversampling_None;
		break;
				case 2:
		qs.oversampling = Mixer::qualitySettings::Oversampling_2x;
		break;
				case 4:
		qs.oversampling = Mixer::qualitySettings::Oversampling_4x;
		break;
				case 8:
		qs.oversampling = Mixer::qualitySettings::Oversampling_8x;
		break;
				default:
				printf( "\nInvalid oversampling %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
		}
		else if( arg == "--import" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo file specified for importing.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			fileToImport = QString::fromLocal8Bit( argv[i] );

			// exit after import? (only for debugging)
			if( QString( argv[i + 1] ) == "-e" )
			{
				exitAfterImport = true;
				++i;
			}
		}
		else if( arg == "--profile" || arg == "-p" )
		{
			++i;

			if( i == argc )
			{
				printf( "\nNo profile specified.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[0] );
				return EXIT_FAILURE;
			}


			profilerOutputFile = QString::fromLocal8Bit( argv[1] );
		}
		else
		{
			if( argv[i][0] == '-' )
			{
				printf( "\nInvalid option %s.\n\n"
	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
				return EXIT_FAILURE;
			}
			fileToLoad = QString::fromLocal8Bit( argv[i] );
		}
	}


	ConfigManager::inst()->loadConfigFile();

	// set language
	QString pos = ConfigManager::inst()->value( "app", "language" );
	if( pos.isEmpty() )
	{
		pos = QLocale::system().name().left( 2 );
	}

#ifdef LMMS_BUILD_WIN32
#undef QT_TRANSLATIONS_DIR
#define QT_TRANSLATIONS_DIR ConfigManager::inst()->localeDir()
#endif

#ifdef QT_TRANSLATIONS_DIR
	// load translation for Qt-widgets/-dialogs
	loadTranslation( QString( "qt_" ) + pos,
					QString( QT_TRANSLATIONS_DIR ) );
#endif
	// load actual translation for LMMS
	loadTranslation( pos );


	// try to set realtime priority
#ifdef LMMS_BUILD_LINUX
#ifdef LMMS_HAVE_SCHED_H
#ifndef __OpenBSD__
	struct sched_param sparam;
	sparam.sched_priority = ( sched_get_priority_max( SCHED_FIFO ) +
				sched_get_priority_min( SCHED_FIFO ) ) / 2;
	if( sched_setscheduler( 0, SCHED_FIFO, &sparam ) == -1 )
	{
		printf( "Notice: could not set realtime priority.\n" );
	}
#endif
#endif
#endif

#ifdef LMMS_BUILD_WIN32
	if( !SetPriorityClass( GetCurrentProcess(), HIGH_PRIORITY_CLASS ) )
	{
		printf( "Notice: could not set high priority.\n" );
	}
#endif

	// if we have an output file for rendering, just render the song
	// without starting the GUI
	if( !renderOut.isEmpty() )
	{
		Engine::init( true );

		QFileInfo fileInfo( fileToLoad );
		if ( !fileInfo.exists() )
		{
			printf("The file %s does not exist!\n", fileToLoad.toStdString().c_str());
			exit( 1 );
		}

		printf( "Loading project...\n" );
		Engine::getSong()->loadProject( fileToLoad );
		printf( "Done\n" );

		Engine::getSong()->setExportLoop( renderLoop );

		// when rendering multiple tracks, renderOut is a directory
		// otherwise, it is a file, so we need to append the file extension
		if ( !renderTracks )
		{
			renderOut = baseName( renderOut ) +
				ProjectRenderer::getFileExtensionFromFormat(eff);
		}

		// create renderer
		RenderManager * r = new RenderManager( qs, os, eff, renderOut );
		QCoreApplication::instance()->connect( r,
				SIGNAL( finished() ), SLOT( quit() ) );

		// timer for progress-updates
		QTimer * t = new QTimer( r );
		r->connect( t, SIGNAL( timeout() ),
				SLOT( updateConsoleProgress() ) );
		t->start( 200 );

		if( profilerOutputFile.isEmpty() == false )
		{
			Engine::mixer()->profiler().setOutputFile( profilerOutputFile );
		}

		// start now!
		if ( renderTracks )
		{
			r->renderTracks();
		}
		else
		{
			r->renderProject();
		}
	}
	else // otherwise, start the GUI
	{
		new GuiApplication();

		// re-intialize RNG - shared libraries might have srand() or
		// srandom() calls in their init procedure
		srand( getpid() + time( 0 ) );

		// recover a file?
		QString recoveryFile = ConfigManager::inst()->recoveryFile();

		if( QFileInfo(recoveryFile).exists() &&
			QMessageBox::question( gui->mainWindow(), MainWindow::tr( "Project recovery" ),
						MainWindow::tr( "It looks like the last session did not end properly. "
										"Do you want to recover the project of this session?" ),
						QMessageBox::Yes | QMessageBox::No ) == QMessageBox::Yes )
		{
			fileToLoad = recoveryFile;
		}

		// we try to load given file
		if( !fileToLoad.isEmpty() )
		{
			gui->mainWindow()->show();
			if( fullscreen )
			{
				gui->mainWindow()->showMaximized();
			}

			if( fileToLoad == recoveryFile )
			{
				Engine::getSong()->createNewProjectFromTemplate( fileToLoad );
			}
			else
			{
				Engine::getSong()->loadProject( fileToLoad );
			}
		}
		else if( !fileToImport.isEmpty() )
		{
			ImportFilter::import( fileToImport, Engine::getSong() );
			if( exitAfterImport )
			{
				return EXIT_SUCCESS;
			}

			gui->mainWindow()->show();
			if( fullscreen )
			{
				gui->mainWindow()->showMaximized();
			}
		}
		else
		{

		// If enabled, open last project if there is one. Else, create
		// a new one.
		if( ConfigManager::inst()->
				value( "app", "openlastproject" ).toInt() &&
		!ConfigManager::inst()->recentlyOpenedProjects().isEmpty() )
		{
			QString f = ConfigManager::inst()->
						recentlyOpenedProjects().first();
			QFileInfo recentFile( f );

			if ( recentFile.exists() )
			{
				Engine::getSong()->loadProject( f );
			}
			else
			{
				Engine::getSong()->createNewProject();
			}
		}
		else
		{
		Engine::getSong()->createNewProject();
		}

			// [Settel] workaround: showMaximized() doesn't work with
			// FVWM2 unless the window is already visible -> show() first
			gui->mainWindow()->show();
			if( fullscreen )
			{
				gui->mainWindow()->showMaximized();
			}
		}
	}

	const int ret = app->exec();
	delete app;

	// cleanup memory managers
	MemoryManager::cleanup();

	return ret;
}