sdrangel/plugins/channelrx/demoddab/dabdemodbaseband.h

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3.8 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019 Edouard Griffiths, F4EXB //
// Copyright (C) 2021 Jon Beniston, M7RCE //
// //
// 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_DABDEMODBASEBAND_H
#define INCLUDE_DABDEMODBASEBAND_H
#include <QObject>
#include <QMutex>
#include "dsp/samplesinkfifo.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "dabdemodsink.h"
class DownChannelizer;
class ChannelAPI;
class DABDemod;
class DABDemodBaseband : public QObject
{
Q_OBJECT
public:
class MsgConfigureDABDemodBaseband : public Message {
MESSAGE_CLASS_DECLARATION
public:
const DABDemodSettings& getSettings() const { return m_settings; }
bool getForce() const { return m_force; }
static MsgConfigureDABDemodBaseband* create(const DABDemodSettings& settings, bool force)
{
return new MsgConfigureDABDemodBaseband(settings, force);
}
private:
DABDemodSettings m_settings;
bool m_force;
MsgConfigureDABDemodBaseband(const DABDemodSettings& settings, bool force) :
Message(),
m_settings(settings),
m_force(force)
{ }
};
DABDemodBaseband(DABDemod *packetDemod);
~DABDemodBaseband();
void reset();
void startWork();
void stopWork();
void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end);
MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; } //!< Get the queue for asynchronous inbound communication
void getMagSqLevels(double& avg, double& peak, int& nbSamples) {
m_sink.getMagSqLevels(avg, peak, nbSamples);
}
void setMessageQueueToChannel(MessageQueue *messageQueue) { m_sink.setMessageQueueToChannel(messageQueue); }
void setBasebandSampleRate(int sampleRate);
void setChannel(ChannelAPI *channel);
double getMagSq() const { return m_sink.getMagSq(); }
bool isRunning() const { return m_running; }
int getAudioSampleRate() const { return m_sink.getAudioSampleRate(); }
private:
SampleSinkFifo m_sampleFifo;
DownChannelizer *m_channelizer;
DABDemodSink m_sink;
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
DABDemodSettings m_settings;
bool m_running;
QMutex m_mutex;
bool handleMessage(const Message& cmd);
void applySettings(const DABDemodSettings& settings, bool force = false);
private slots:
void handleInputMessages();
void handleData(); //!< Handle data when samples have to be processed
};
#endif // INCLUDE_DABDEMODBASEBAND_H