mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-22 16:08:39 -05:00
80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
|
|
// written by Christian Daniel //
|
|
// Copyright (C) 2015-2016, 2018-2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
|
|
// Copyright (C) 2022 Jiří Pinkava <jiri.pinkava@rossum.ai> //
|
|
// //
|
|
// 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_DATAFIFO_H
|
|
#define INCLUDE_DATAFIFO_H
|
|
|
|
#include <QObject>
|
|
#include <QRecursiveMutex>
|
|
#include <QElapsedTimer>
|
|
#include <QByteArray>
|
|
|
|
#include "export.h"
|
|
|
|
class SDRBASE_API DataFifo : public QObject {
|
|
Q_OBJECT
|
|
public:
|
|
enum DataType
|
|
{
|
|
DataTypeI16, //!< 16 bit signed integer
|
|
DataTypeCI16 //!< Complex (i.e. Re, Im pair of) 16 bit signed integer
|
|
};
|
|
|
|
DataFifo(QObject* parent = nullptr);
|
|
DataFifo(int size, QObject* parent = nullptr);
|
|
DataFifo(const DataFifo& other);
|
|
~DataFifo();
|
|
|
|
bool setSize(int size);
|
|
void reset();
|
|
inline unsigned int size() const { return m_size; }
|
|
inline unsigned int fill() { QMutexLocker mutexLocker(&m_mutex); unsigned int fill = m_fill; return fill; }
|
|
|
|
unsigned int write(const quint8* data, unsigned int count, DataType dataType);
|
|
unsigned int write(QByteArray::const_iterator begin, QByteArray::const_iterator end, DataType dataType);
|
|
|
|
unsigned int read(QByteArray::iterator begin, QByteArray::iterator end, DataType& dataType);
|
|
|
|
unsigned int readBegin(unsigned int count,
|
|
QByteArray::iterator* part1Begin, QByteArray::iterator* part1End,
|
|
QByteArray::iterator* part2Begin, QByteArray::iterator* part2End,
|
|
DataType& daaType);
|
|
unsigned int readCommit(unsigned int count);
|
|
|
|
signals:
|
|
void dataReady();
|
|
|
|
private:
|
|
QElapsedTimer m_msgRateTimer;
|
|
int m_suppressed;
|
|
QByteArray m_data;
|
|
DataType m_currentDataType;
|
|
QRecursiveMutex m_mutex;
|
|
|
|
unsigned int m_size;
|
|
unsigned int m_fill;
|
|
unsigned int m_head;
|
|
unsigned int m_tail;
|
|
|
|
void create(unsigned int s);
|
|
};
|
|
|
|
#endif // INCLUDE_DATAFIFO_H
|