sdrangel/sdrbase/dsp/devicesamplesource.h

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4.0 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 <QByteArray>
#include "samplesinkfifo.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "export.h"
namespace SWGSDRangel
{
class SWGDeviceSettings;
class SWGDeviceState;
}
class SDRBASE_API DeviceSampleSource : public QObject {
Q_OBJECT
public:
DeviceSampleSource();
virtual ~DeviceSampleSource();
virtual void destroy() = 0;
virtual void init() = 0; //!< initializations to be done when all collaborating objects are created and possibly connected
virtual bool start() = 0;
virtual void stop() = 0;
virtual QByteArray serialize() const = 0;
virtual bool deserialize(const QByteArray& data) = 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 void setCenterFrequency(qint64 centerFrequency) = 0;
virtual bool handleMessage(const Message& message) = 0;
virtual int webapiSettingsGet(
SWGSDRangel::SWGDeviceSettings& response __attribute__((unused)),
QString& errorMessage)
{ errorMessage = "Not implemented"; return 501; }
virtual int webapiSettingsPutPatch(
bool force __attribute__((unused)), //!< true to force settings = put
const QStringList& deviceSettingsKeys __attribute__((unused)),
SWGSDRangel::SWGDeviceSettings& response __attribute__((unused)),
QString& errorMessage)
{ errorMessage = "Not implemented"; return 501; }
virtual int webapiRunGet(
SWGSDRangel::SWGDeviceState& response __attribute__((unused)),
QString& errorMessage)
{ errorMessage = "Not implemented"; return 501; }
virtual int webapiRun(bool run __attribute__((unused)),
SWGSDRangel::SWGDeviceState& response __attribute__((unused)),
QString& errorMessage)
{ errorMessage = "Not implemented"; return 501; }
MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; }
virtual void setMessageQueueToGUI(MessageQueue *queue) = 0; // pure virtual so that child classes must have to deal with this
MessageQueue *getMessageQueueToGUI() { return m_guiMessageQueue; }
SampleSinkFifo* getSampleFifo() { return &m_sampleFifo; }
protected slots:
void handleInputMessages();
protected:
SampleSinkFifo m_sampleFifo;
MessageQueue m_inputMessageQueue; //!< Input queue to the source
MessageQueue *m_guiMessageQueue; //!< Input message queue to the GUI
};
#endif // INCLUDE_SAMPLESOURCE_H