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			119 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////////////
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| // Copyright (C) 2023 Edouard Griffiths, F4EXB                                   //
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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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| // (at your option) any later version.                                           //
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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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| 
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| #ifndef INCLUDE_FT8DEMODBASEBAND_H
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| #define INCLUDE_FT8DEMODBASEBAND_H
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| 
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| #include <QObject>
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| #include <QRecursiveMutex>
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| #include <QDateTime>
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| 
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| #include "dsp/samplesinkfifo.h"
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| #include "dsp/downchannelizer.h"
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| #include "util/message.h"
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| #include "util/messagequeue.h"
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| 
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| #include "ft8demodsettings.h"
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| #include "ft8demodsink.h"
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| #include "ft8buffer.h"
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| 
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| class ChannelAPI;
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| class SpectrumVis;
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| class QThread;
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| class FT8DemodWorker;
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| 
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| class FT8DemodBaseband : public QObject
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| {
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|     Q_OBJECT
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| public:
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|     class MsgConfigureFT8DemodBaseband : public Message {
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|         MESSAGE_CLASS_DECLARATION
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| 
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|     public:
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|         const FT8DemodSettings& getSettings() const { return m_settings; }
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|         bool getForce() const { return m_force; }
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| 
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|         static MsgConfigureFT8DemodBaseband* create(const FT8DemodSettings& settings, bool force)
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|         {
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|             return new MsgConfigureFT8DemodBaseband(settings, force);
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|         }
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| 
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|     private:
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|         FT8DemodSettings m_settings;
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|         bool m_force;
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| 
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|         MsgConfigureFT8DemodBaseband(const FT8DemodSettings& settings, bool force) :
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|             Message(),
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|             m_settings(settings),
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|             m_force(force)
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|         { }
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|     };
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| 
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|     FT8DemodBaseband();
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|     ~FT8DemodBaseband();
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|     void reset();
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|     void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end);
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|     MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; } //!< Get the queue for asynchronous inbound communication
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|     int getChannelSampleRate() const;
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| 	void setSpectrumSink(SpectrumVis* spectrumSink) { m_spectrumVis = spectrumSink; m_sink.setSpectrumSink(spectrumSink); }
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|     double getMagSq() const { return m_sink.getMagSq(); }
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|     void getMagSqLevels(double& avg, double& peak, int& nbSamples) { m_sink.getMagSqLevels(avg, peak, nbSamples); }
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|     bool getAudioActive() const { return m_sink.getAudioActive(); }
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|     void setBasebandSampleRate(int sampleRate);
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|     void setMessageQueueToGUI(MessageQueue *messageQueue);
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|     void setChannel(ChannelAPI *channel);
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|     void setFifoLabel(const QString& label) { m_sampleFifo.setLabel(label); }
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| 
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| signals:
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| 	/**
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| 	 * Level changed
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| 	 * \param rmsLevel RMS level in range 0.0 - 1.0
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| 	 * \param peakLevel Peak level in range 0.0 - 1.0
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| 	 * \param numSamples Number of samples analyzed
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| 	 */
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| 	void levelChanged(qreal rmsLevel, qreal peakLevel, int numSamples);
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|     void bufferReady(int16_t *buffer, QDateTime periodTS);
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| 
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| private:
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|     SampleSinkFifo m_sampleFifo;
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|     DownChannelizer m_channelizer;
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|     FT8DemodSink m_sink;
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| 	MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
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|     FT8DemodSettings m_settings;
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|     int m_channelSampleRate;
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|     MessageQueue *m_messageQueueToGUI;
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|     SpectrumVis *m_spectrumVis;
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|     FT8Buffer m_ft8Buffer;
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|     int m_tickCount;
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|     QThread *m_workerThread;
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|     FT8DemodWorker *m_ft8DemodWorker;
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|     int16_t *m_ft8WorkerBuffer;
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|     qint64 m_deviceCenterFrequency;
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|     QRecursiveMutex m_mutex;
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| 
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|     bool handleMessage(const Message& cmd);
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|     void applySettings(const FT8DemodSettings& settings, bool force = false);
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|     MessageQueue *getMessageQueueToGUI() { return m_messageQueueToGUI; }
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| 
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| private slots:
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|     void handleInputMessages();
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|     void handleData(); //!< Handle data when samples have to be processed
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|     void tick();
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| };
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| 
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| #endif // INCLUDE_SSBDEMODBASEBAND_H
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