sdrangel/sdrbase/dsp/samplemififo.h

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3.1 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019 Edouard Griffiths, F4EXB //
// //
// 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_SAMPLEMIFIFO_H
#define INCLUDE_SAMPLEMIFIFO_H
#include <QObject>
#include <QMutex>
#include <vector>
#include "dsp/dsptypes.h"
#include "export.h"
class SDRBASE_API SampleMIFifo : public QObject {
Q_OBJECT
public:
SampleMIFifo(QObject *parent = nullptr);
SampleMIFifo(unsigned int nbStreams, unsigned int size, QObject *parent = nullptr);
void init(unsigned int nbStreams, unsigned int size);
void writeSync(const std::vector<SampleVector::const_iterator>& vbegin, unsigned int size);
void writeAsync(unsigned int stream, const SampleVector::const_iterator& begin, unsigned int size);
void readSync(
std::vector<SampleVector::const_iterator>& vpart1Begin, std::vector<SampleVector::const_iterator>& vpart1End,
std::vector<SampleVector::const_iterator>& vpart2Begin, std::vector<SampleVector::const_iterator>& vpart2End
);
void readSync(
std::vector<int>& vPart1Begin, std::vector<int>& vPart1End,
std::vector<int>& vPart2Begin, std::vector<int>& vPart2End
);
void readAsync(unsigned int stream,
SampleVector::const_iterator& part1Begin, SampleVector::const_iterator& part1End,
SampleVector::const_iterator& part2Begin, SampleVector::const_iterator& part2End);
const std::vector<SampleVector>& getData() { return m_data; }
unsigned int getNbStreams() const { return m_data.size(); }
bool dataAvailable();
bool dataAvailable(unsigned int stream);
signals:
void dataSyncReady();
void dataAsyncReady(int streamIndex);
private:
std::vector<SampleVector> m_data;
std::vector<int> m_vFill; //!< Number of samples written from beginning of samples vector
std::vector<int> m_vHead; //!< Number of samples read from beginning of samples vector
QMutex m_mutex;
};
#endif // INCLUDE_SAMPLEMIFIFO_H