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5309e7a374
There have been some problems with the threading logic in the
AudioPulseAudio backend resulting in an endless loop when quitting LMMS.
Furthermore allocated PulseAudio resources were not freed properly.
Thanks to Armin Kazmi <armin.kazmi@tu-dortmund.de> for pointing out
this issue.
(cherry picked from commit 168805745e)
91 lines
2.0 KiB
C++
91 lines
2.0 KiB
C++
/*
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* AudioPulseAudio.h - device-class which implements PulseAudio-output
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*
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* Copyright (c) 2008-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef _AUDIO_PULSEAUDIO_H
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#define _AUDIO_PULSEAUDIO_H
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#include "lmmsconfig.h"
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#ifdef LMMS_HAVE_PULSEAUDIO
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#include <pulse/pulseaudio.h>
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#include "AudioDevice.h"
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class lcdSpinBox;
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class QLineEdit;
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class AudioPulseAudio : public AudioDevice, public QThread
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{
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public:
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AudioPulseAudio( bool & _success_ful, mixer * _mixer );
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virtual ~AudioPulseAudio();
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inline static QString name()
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{
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return QT_TRANSLATE_NOOP( "setupWidget", "PulseAudio (bad latency!)" );
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}
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static QString probeDevice();
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class setupWidget : public AudioDevice::setupWidget
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{
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public:
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setupWidget( QWidget * _parent );
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virtual ~setupWidget();
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virtual void saveSettings();
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private:
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QLineEdit * m_device;
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lcdSpinBox * m_channels;
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} ;
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void streamWriteCallback( pa_stream * s, size_t length );
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pa_stream * m_s;
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pa_sample_spec m_sampleSpec;
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private:
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virtual void startProcessing();
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virtual void stopProcessing();
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virtual void applyQualitySettings();
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virtual void run();
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volatile bool m_quit;
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bool m_convertEndian;
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} ;
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#endif
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#endif
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