mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-23 00:18:37 -05:00
98 lines
3.3 KiB
C++
98 lines
3.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
|
|
// written by Christian Daniel //
|
|
// //
|
|
// 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 as version 3 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 V3 for more details. //
|
|
// //
|
|
// You should have received a copy of the GNU General Public License //
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
|
|
///////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef INCLUDE_AUDIOOUTPUT_H
|
|
#define INCLUDE_AUDIOOUTPUT_H
|
|
|
|
#include <QMutex>
|
|
#include <QIODevice>
|
|
#include <QAudioFormat>
|
|
#include <list>
|
|
#include <vector>
|
|
#include <stdint.h>
|
|
#include "export.h"
|
|
|
|
class QAudioOutput;
|
|
class AudioFifo;
|
|
class AudioOutputPipe;
|
|
class AudioNetSink;
|
|
|
|
class SDRBASE_API AudioOutput : QIODevice {
|
|
public:
|
|
enum UDPChannelMode
|
|
{
|
|
UDPChannelLeft,
|
|
UDPChannelRight,
|
|
UDPChannelMixed,
|
|
UDPChannelStereo
|
|
};
|
|
|
|
enum UDPChannelCodec
|
|
{
|
|
UDPCodecL16, //!< Linear 16 bit (no codec)
|
|
UDPCodecL8, //!< Linear 8 bit
|
|
UDPCodecALaw, //!< PCM A-law 8 bit
|
|
UDPCodecULaw, //!< PCM Mu-law 8 bit
|
|
UDPCodecG722, //!< G722 compression
|
|
UDPCodecOpus //!< Opus compression
|
|
};
|
|
|
|
AudioOutput();
|
|
virtual ~AudioOutput();
|
|
|
|
bool start(int device, int rate);
|
|
void stop();
|
|
|
|
void addFifo(AudioFifo* audioFifo);
|
|
void removeFifo(AudioFifo* audioFifo);
|
|
int getNbFifos() const { return m_audioFifos.size(); }
|
|
|
|
unsigned int getRate() const { return m_audioFormat.sampleRate(); }
|
|
void setOnExit(bool onExit) { m_onExit = onExit; }
|
|
|
|
void setUdpDestination(const QString& address, uint16_t port);
|
|
void setUdpCopyToUDP(bool copyToUDP);
|
|
void setUdpUseRTP(bool useRTP);
|
|
void setUdpChannelMode(UDPChannelMode udpChannelMode);
|
|
void setUdpChannelFormat(UDPChannelCodec udpChannelCodec, bool stereo, int sampleRate);
|
|
void setUdpDecimation(uint32_t decimation);
|
|
|
|
private:
|
|
QMutex m_mutex;
|
|
QAudioOutput* m_audioOutput;
|
|
AudioNetSink* m_audioNetSink;
|
|
bool m_copyAudioToUdp;
|
|
UDPChannelMode m_udpChannelMode;
|
|
UDPChannelCodec m_udpChannelCodec;
|
|
uint m_audioUsageCount;
|
|
bool m_onExit;
|
|
|
|
std::list<AudioFifo*> m_audioFifos;
|
|
std::vector<qint32> m_mixBuffer;
|
|
|
|
QAudioFormat m_audioFormat;
|
|
|
|
//virtual bool open(OpenMode mode);
|
|
virtual qint64 readData(char* data, qint64 maxLen);
|
|
virtual qint64 writeData(const char* data, qint64 len);
|
|
|
|
friend class AudioOutputPipe;
|
|
};
|
|
|
|
#endif // INCLUDE_AUDIOOUTPUT_H
|