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110 lines
4.3 KiB
C++
110 lines
4.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 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_ATVDEMODBASEBAND_H
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#define INCLUDE_ATVDEMODBASEBAND_H
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#include <QObject>
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#include <QMutex>
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#include "dsp/samplesinkfifo.h"
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#include "util/message.h"
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#include "util/messagequeue.h"
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#include "atvdemodsink.h"
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class DownChannelizer;
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class ATVDemodBaseband : public QObject
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{
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Q_OBJECT
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public:
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class MsgConfigureATVDemodBaseband : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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const ATVDemodSettings& getSettings() const { return m_settings; }
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bool getForce() const { return m_force; }
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static MsgConfigureATVDemodBaseband* create(const ATVDemodSettings& settings, bool force)
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{
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return new MsgConfigureATVDemodBaseband(settings, force);
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}
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private:
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ATVDemodSettings m_settings;
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bool m_force;
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MsgConfigureATVDemodBaseband(const ATVDemodSettings& 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 MsgConfigureChannelizer : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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int getSinkSampleRate() const { return m_sinkSampleRate; }
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int getSinkCenterFrequency() const { return m_sinkCenterFrequency; }
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static MsgConfigureChannelizer* create(int sinkSampleRate, int sinkCenterFrequency) {
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return new MsgConfigureChannelizer(sinkSampleRate, sinkCenterFrequency);
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}
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private:
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int m_sinkSampleRate;
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int m_sinkCenterFrequency;
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MsgConfigureChannelizer(int sinkSampleRate, int sinkCenterFrequency) :
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Message(),
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m_sinkSampleRate(sinkSampleRate),
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m_sinkCenterFrequency(sinkCenterFrequency)
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{ }
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};
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ATVDemodBaseband();
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~ATVDemodBaseband();
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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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double getMagSq() const { return m_sink.getMagSq(); }
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void setScopeSink(BasebandSampleSink* scopeSink) { m_sink.setScopeSink(scopeSink); }
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void setTVScreen(TVScreen *tvScreen) { m_sink.setTVScreen(tvScreen); }
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bool getBFOLocked() { return m_sink.getBFOLocked(); }
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void setVideoTabIndex(int videoTabIndex) { m_sink.setVideoTabIndex(videoTabIndex); }
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void setBasebandSampleRate(int sampleRate); //!< To be used when supporting thread is stopped
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private:
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SampleSinkFifo m_sampleFifo;
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DownChannelizer *m_channelizer;
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ATVDemodSink m_sink;
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MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
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ATVDemodSettings m_settings;
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QMutex m_mutex;
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bool handleMessage(const Message& cmd);
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void applySettings(const ATVDemodSettings& settings, bool force = false);
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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_CHANNELANALYZERBASEBAND_H
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