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79 lines
3.3 KiB
C++
79 lines
3.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 F4EXB //
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// written by Edouard Griffiths //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_THREADEDSAMPLESINK_H
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#define INCLUDE_THREADEDSAMPLESINK_H
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#include <dsp/basebandsamplesink.h>
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#include <QMutex>
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#include "dsp/samplefifo.h"
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#include "util/messagequeue.h"
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#include "util/export.h"
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class BasebandSampleSink;
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class QThread;
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/**
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* Because Qt is a piece of shit this class cannot be a nested protected class of ThreadedSampleSink
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* So let's make everything public
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*/
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class ThreadedBasebandSampleFifo : public QObject {
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Q_OBJECT
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public:
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ThreadedBasebandSampleFifo(BasebandSampleSink* sampleSink, std::size_t size = 1<<18);
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~ThreadedBasebandSampleFifo();
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void writeToFifo(SampleVector::const_iterator& begin, SampleVector::const_iterator& end);
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BasebandSampleSink* m_sampleSink;
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SampleFifo m_sampleFifo;
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public slots:
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void handleFifoData();
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};
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/**
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* This class is a wrapper for SampleSink that runs the SampleSink object in its own thread
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*/
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class SDRANGEL_API ThreadedBasebandSampleSink : public QObject {
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Q_OBJECT
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public:
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ThreadedBasebandSampleSink(BasebandSampleSink* sampleSink, QObject *parent = 0);
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~ThreadedBasebandSampleSink();
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const BasebandSampleSink *getSink() const { return m_basebandSampleSink; }
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MessageQueue* getInputMessageQueue() { return m_basebandSampleSink->getInputMessageQueue(); } //!< Return pointer to sample sink's input message queue
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MessageQueue* getOutputMessageQueue() { return m_basebandSampleSink->getOutputMessageQueue(); } //!< Return pointer to sample sink's output message queue
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void start(); //!< this thread start()
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void stop(); //!< this thread exit() and wait()
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bool handleSinkMessage(const Message& cmd); //!< Send message to sink synchronously
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void feed(SampleVector::const_iterator begin, SampleVector::const_iterator end, bool positiveOnly); //!< Feed sink with samples
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QString getSampleSinkObjectName() const;
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protected:
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QThread *m_thread; //!< The thead object
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ThreadedBasebandSampleFifo *m_threadedBasebandSampleFifo;
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BasebandSampleSink* m_basebandSampleSink;
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};
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#endif // INCLUDE_THREADEDSAMPLESINK_H
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