You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
99 lines
2.7 KiB
99 lines
2.7 KiB
10 years ago
|
/* BEGIN_COMMON_COPYRIGHT_HEADER
|
||
|
|
* (c)LGPL2+
|
||
|
|
*
|
||
|
|
* LXDE-Qt - a lightweight, Qt based, desktop toolset
|
||
|
|
* http://razor-qt.org
|
||
|
|
*
|
||
|
|
* Copyright: 2012 Razor team
|
||
|
|
* Authors:
|
||
|
|
* Johannes Zellner <webmaster@nebulon.de>
|
||
|
|
*
|
||
|
|
* This program or library is free software; you can redistribute it
|
||
|
|
* and/or modify it under the terms of the GNU Lesser General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2.1 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This library is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
* Lesser General Public License for more details.
|
||
|
|
|
||
|
|
* You should have received a copy of the GNU Lesser General
|
||
|
|
* Public License along with this library; if not, write to the
|
||
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
||
|
|
* Boston, MA 02110-1301 USA
|
||
|
|
*
|
||
|
|
* END_COMMON_COPYRIGHT_HEADER */
|
||
|
|
|
||
|
|
#ifndef PULSEAUDIOENGINE_H
|
||
|
|
#define PULSEAUDIOENGINE_H
|
||
|
|
|
||
|
|
#include "audioengine.h"
|
||
|
|
|
||
|
|
#include <QObject>
|
||
|
|
#include <QList>
|
||
|
|
#include <QTimer>
|
||
|
|
#include <QMap>
|
||
|
|
|
||
|
|
#include <pulse/pulseaudio.h>
|
||
|
|
|
||
|
|
// PA_VOLUME_UI_MAX is only supported since pulseaudio 0.9.23
|
||
|
|
#ifndef PA_VOLUME_UI_MAX
|
||
|
|
#define PA_VOLUME_UI_MAX (pa_sw_volume_from_dB(+11.0))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
class AudioDevice;
|
||
|
|
|
||
|
|
class PulseAudioEngine : public AudioEngine
|
||
|
|
{
|
||
|
|
Q_OBJECT
|
||
|
|
|
||
|
|
public:
|
||
|
|
PulseAudioEngine(QObject *parent = 0);
|
||
|
|
~PulseAudioEngine();
|
||
|
|
|
||
|
|
virtual const QString backendName() const { return QLatin1String("PulseAudio"); }
|
||
|
|
|
||
|
|
int volumeMax(AudioDevice */*device*/) const { return m_maximumVolume; }
|
||
|
|
|
||
|
|
void requestSinkInfoUpdate(AudioDevice *device);
|
||
|
|
void addOrUpdateSink(const pa_sink_info *info);
|
||
|
|
|
||
|
|
pa_context_state_t contextState() const { return m_contextState; }
|
||
|
|
bool ready() const { return m_ready; }
|
||
|
|
pa_threaded_mainloop *mainloop() const { return m_mainLoop; }
|
||
|
|
|
||
|
|
public slots:
|
||
|
|
void commitDeviceVolume(AudioDevice *device);
|
||
|
|
void retrieveSinkInfo(AudioDevice *device);
|
||
|
|
void setMute(AudioDevice *device, bool state);
|
||
|
|
void setContextState(pa_context_state_t state);
|
||
|
|
void setIgnoreMaxVolume(bool ignore);
|
||
|
|
|
||
|
|
signals:
|
||
|
|
void sinkInfoChanged(AudioDevice *device);
|
||
|
|
void contextStateChanged(pa_context_state_t state);
|
||
|
|
void readyChanged(bool ready);
|
||
|
|
|
||
|
|
private slots:
|
||
|
|
void handleContextStateChanged();
|
||
|
|
void connectContext();
|
||
|
|
|
||
|
|
private:
|
||
|
|
void retrieveSinks();
|
||
|
|
void setupSubscription();
|
||
|
|
|
||
|
|
pa_mainloop_api *m_mainLoopApi;
|
||
|
|
pa_threaded_mainloop *m_mainLoop;
|
||
|
|
pa_context *m_context;
|
||
|
|
|
||
|
|
pa_context_state_t m_contextState;
|
||
|
|
bool m_ready;
|
||
|
|
QTimer m_reconnectionTimer;
|
||
|
|
int m_maximumVolume;
|
||
|
|
|
||
|
|
QMap<AudioDevice *, pa_cvolume> m_cVolumeMap;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif // PULSEAUDIOENGINE_H
|