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/***************************************************************************
* Copyright (C) 2010-2020 by Ilya Kotov *
* forkotov02@ya.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef OUTPUTOSS4_H
#define OUTPUTOSS4_H
#include <qmmp/output.h>
#include <qmmp/volume.h>
#define DEFAULT_DEV "/dev/dsp"
#define DEFAULT_MIXER "/dev/mixer"
class VolumeOSS4;
/**
@author Ilya Kotov <forkotov02@ya.ru>
*/
class OutputOSS4 : public Output
{
public:
OutputOSS4();
virtual ~OutputOSS4();
bool initialize(quint32, ChannelMap map, Qmmp::AudioFormat format) override;
int fd();
//output api
qint64 writeAudio(unsigned char *data, qint64 maxSize) override;
void drain() override;
void reset() override;
qint64 latency() override;
static OutputOSS4 *instance();
static VolumeOSS4 *m_vc;
private:
void post();
void sync();
QString m_audio_device;
int m_audio_fd = -1;
static OutputOSS4 *m_instance;
static Qmmp::ChannelPosition m_oss_pos[16];
};
class VolumeOSS4 : public Volume
{
public:
VolumeOSS4();
~VolumeOSS4();
void setVolume(const VolumeSettings &vol) override;
VolumeSettings volume() const override;
void restore();
private:
int m_volume;
};
#endif
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