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sdrangel/sdrbase/dsp/samplesource.h
2016-03-08 04:54:12 +01:00

57 lines
2.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015 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 //
// //
// 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_SAMPLESOURCE_H
#define INCLUDE_SAMPLESOURCE_H
#include <QtGlobal>
#include "dsp/samplefifo.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "util/export.h"
class SDRANGEL_API SampleSource : public QObject {
Q_OBJECT
public:
SampleSource();
virtual ~SampleSource();
virtual bool init(const Message& cmd) = 0;
virtual bool start(int device) = 0;
virtual void stop() = 0;
virtual const QString& getDeviceDescription() const = 0;
virtual int getSampleRate() const = 0; //!< Sample rate exposed by the source
virtual quint64 getCenterFrequency() const = 0; //!< Center frequency exposed by the source
virtual bool handleMessage(const Message& message) = 0;
MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; }
MessageQueue *getOutputMessageQueueToGUI() { return &m_outputMessageQueueToGUI; }
SampleFifo* getSampleFifo() { return &m_sampleFifo; }
protected slots:
void handleInputMessages();
protected:
SampleFifo m_sampleFifo;
MessageQueue m_inputMessageQueue; //!< Input queue to the source
MessageQueue m_outputMessageQueueToGUI; //!< Output queue specialized for the source GUI
};
#endif // INCLUDE_SAMPLESOURCE_H