sdrangel/sdrbase/audio/audioopus.h

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2.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019 F4EXB //
// written by Edouard Griffiths //
// //
// 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 SDRBASE_AUDIO_AUDIOOPUS_H_
#define SDRBASE_AUDIO_AUDIOOPUS_H_
#include <stdint.h>
#include <QMutex>
#include "export.h"
struct OpusEncoder;
class SDRBASE_API AudioOpus
{
public:
AudioOpus();
~AudioOpus();
void setEncoder(int32_t fs, int nChannels);
int encode(int frameSize, int16_t *in, uint8_t *out);
static const int m_bitrate = 64000; //!< Fixed 64kb/s bitrate (8kB/s)
static const int m_maxPacketSize = 3*1276;
private:
OpusEncoder *m_encoderState;
bool m_encoderOK;
QMutex m_mutex;
};
#endif /* SDRBASE_AUDIO_AUDIOOPUS_H_ */