mirror of https://github.com/f4exb/sdrangel.git
134 lines
4.7 KiB
C++
134 lines
4.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2020 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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#ifndef INCLUDE_DEMODALYZERWORKER_H
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#define INCLUDE_DEMODALYZERWORKER_H
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#include <vector>
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#include <QObject>
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#include <QMutex>
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#include <QByteArray>
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#include "dsp/dsptypes.h"
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#include "dsp/decimators.h"
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#include "util/movingaverage.h"
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#include "util/message.h"
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#include "util/messagequeue.h"
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#include "demodanalyzersettings.h"
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class BasebandSampleSink;
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class ScopeVis;
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class ChannelAPI;
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class Feature;
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class DataFifo;
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class DemodAnalyzerWorker : public QObject {
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Q_OBJECT
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public:
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class MsgConfigureDemodAnalyzerWorker : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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const DemodAnalyzerSettings& getSettings() const { return m_settings; }
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bool getForce() const { return m_force; }
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static MsgConfigureDemodAnalyzerWorker* create(const DemodAnalyzerSettings& settings, bool force)
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{
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return new MsgConfigureDemodAnalyzerWorker(settings, force);
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}
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private:
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DemodAnalyzerSettings m_settings;
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bool m_force;
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MsgConfigureDemodAnalyzerWorker(const DemodAnalyzerSettings& 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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class MsgConnectFifo : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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DataFifo *getFifo() { return m_fifo; }
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bool getConnect() const { return m_connect; }
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static MsgConnectFifo* create(DataFifo *fifo, bool connect) {
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return new MsgConnectFifo(fifo, connect);
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}
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private:
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DataFifo *m_fifo;
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bool m_connect;
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MsgConnectFifo(DataFifo *fifo, bool connect) :
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Message(),
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m_fifo(fifo),
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m_connect(connect)
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{ }
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};
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DemodAnalyzerWorker();
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~DemodAnalyzerWorker();
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void reset();
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bool startWork();
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void stopWork();
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bool isRunning() const { return m_running; }
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MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; }
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void setMessageQueueToFeature(MessageQueue *messageQueue) { m_msgQueueToFeature = messageQueue; }
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void feedPart(const QByteArray::const_iterator& begin, const QByteArray::const_iterator& end);
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void applySampleRate(int sampleRate);
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void applySettings(const DemodAnalyzerSettings& settings, bool force = false);
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double getMagSq() const { return m_magsq; }
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double getMagSqAvg() const { return (double) m_channelPowerAvg; }
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void setScopeVis(ScopeVis* scopeVis) { m_scopeVis = scopeVis; }
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static const unsigned int m_corrFFTLen;
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static const unsigned int m_ssbFftLen;
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private:
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DataFifo *m_dataFifo;
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int m_channelSampleRate;
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int m_sinkSampleRate;
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MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
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MessageQueue *m_msgQueueToFeature; //!< Queue to report channel change to main feature object
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DemodAnalyzerSettings m_settings;
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double m_magsq;
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SampleVector m_sampleBuffer;
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std::vector<qint16> m_convBuffer;
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Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 16, true> m_decimators;
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int m_sampleBufferSize;
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MovingAverageUtil<double, double, 480> m_channelPowerAvg;
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ScopeVis* m_scopeVis;
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bool m_running;
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QMutex m_mutex;
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bool handleMessage(const Message& cmd);
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void decimate(int countSamples);
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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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};
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#endif // INCLUDE_DEMODALYZERWORKER_H
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