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reworked mixer-threads (synchronization, realization of jobqueue etc.) which results in a much better performance and stability

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1998 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Tobias Doerffel
2009-02-05 13:14:12 +00:00
parent cd2bb63676
commit c0f48d6196
3 changed files with 132 additions and 127 deletions
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4
include/audio_port.h
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@@ -1,7 +1,7 @@
/*
* audio_port.h - base-class for objects providing sound at a port
*
* Copyright (c) 2005-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
* Copyright (c) 2005-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
@@ -136,7 +136,7 @@ private:
friend class mixer;
friend class mixerWorkerThread;
friend class MixerWorkerThread;
} ;

11
include/mixer.h
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@@ -40,9 +40,9 @@
#include <QtCore/QMutex>
#include <QtCore/QSemaphore>
#include <QtCore/QThread>
#include <QtCore/QVector>
#include <QtCore/QWaitCondition>
#include "lmms_basics.h"
@@ -66,7 +66,7 @@ const Octaves BaseOctave = DefaultOctave;
#include "play_handle.h"
class mixerWorkerThread;
class MixerWorkerThread;
class EXPORT mixer : public QObject
@@ -431,10 +431,9 @@ private:
bool m_newBuffer[SURROUND_CHANNELS];
int m_cpuLoad;
QVector<mixerWorkerThread *> m_workers;
QVector<MixerWorkerThread *> m_workers;
int m_numWorkers;
QSemaphore m_queueReadySem;
QSemaphore m_workersDoneSem;
QWaitCondition m_queueReadyWaitCond;
playHandleVector m_playHandles;
@@ -462,7 +461,7 @@ private:
friend class engine;
friend class mixerWorkerThread;
friend class MixerWorkerThread;
} ;