sdrangel/sdrbase/dsp/basebandsamplesink.h

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2.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2016 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 INCLUDE_SAMPLESINK_H
#define INCLUDE_SAMPLESINK_H
#include <QObject>
#include "dsp/dsptypes.h"
#include "export.h"
#include "util/messagequeue.h"
class Message;
class SDRBASE_API BasebandSampleSink : public QObject {
Q_OBJECT
public:
BasebandSampleSink();
virtual ~BasebandSampleSink();
virtual void start() = 0;
virtual void stop() = 0;
virtual void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, bool positiveOnly) = 0;
void pushMessage(Message *msg);
MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; } //!< Get the queue for asynchronous inbound communication
virtual void feed(const Complex *begin, unsigned int length) //!< Special feed directly with complex array
{
(void) begin;
(void) length;
}
protected:
virtual bool handleMessage(const Message& cmd) = 0; //!< Processing of a message. Returns true if message has actually been processed
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
protected slots:
void handleInputMessages();
};
#endif // INCLUDE_SAMPLESINK_H