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sdrangel/plugins/channelrx/demoddatv/datvdemodbaseband.h

123 lines
5.1 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019 Edouard Griffiths, F4EXB //
// //
// 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_DATVDEMODBASEBAND_H
#define INCLUDE_DATVDEMODBASEBAND_H
#include <QObject>
#include <QMutex>
#include "dsp/samplesinkfifo.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "datvdemodsink.h"
class DownChannelizer;
class DATVDemodBaseband : public QObject
{
Q_OBJECT
public:
class MsgConfigureDATVDemodBaseband : public Message {
MESSAGE_CLASS_DECLARATION
public:
const DATVDemodSettings& getSettings() const { return m_settings; }
bool getForce() const { return m_force; }
static MsgConfigureDATVDemodBaseband* create(const DATVDemodSettings& settings, bool force)
{
return new MsgConfigureDATVDemodBaseband(settings, force);
}
private:
DATVDemodSettings m_settings;
bool m_force;
MsgConfigureDATVDemodBaseband(const DATVDemodSettings& settings, bool force) :
Message(),
m_settings(settings),
m_force(force)
{ }
};
class MsgConfigureChannelizer : public Message {
MESSAGE_CLASS_DECLARATION
public:
int getSinkSampleRate() const { return m_sinkSampleRate; }
int getSinkCenterFrequency() const { return m_sinkCenterFrequency; }
static MsgConfigureChannelizer* create(int sinkSampleRate, int sinkCenterFrequency) {
return new MsgConfigureChannelizer(sinkSampleRate, sinkCenterFrequency);
}
private:
int m_sinkSampleRate;
int m_sinkCenterFrequency;
MsgConfigureChannelizer(int sinkSampleRate, int sinkCenterFrequency) :
Message(),
m_sinkSampleRate(sinkSampleRate),
m_sinkCenterFrequency(sinkCenterFrequency)
{ }
};
DATVDemodBaseband();
~DATVDemodBaseband();
void reset();
void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end);
MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; } //!< Get the queue for asynchronous inbound communication
int getChannelSampleRate() const;
double getMagSq() const { return m_sink.getMagSq(); }
void setTVScreen(TVScreen *tvScreen) { m_sink.setTVScreen(tvScreen); }
void setMERLabel(QLabel *merLabel) { m_sink.setMERLabel(merLabel); }
void setCNRLabel(QLabel *cnrLabel) { m_sink.setCNRLabel(cnrLabel); }
void setMERMeter(LevelMeterSignalDB *merMeter) { m_sink.setMERMeter(merMeter); }
void setCNRMeter(LevelMeterSignalDB *cnrMeter) { m_sink.setCNRMeter(cnrMeter); }
void setMessageQueueToGUI(MessageQueue *messageQueue) { m_sink.setMessageQueueToGUI(messageQueue); }
void setBasebandSampleRate(int sampleRate); //!< To be used when supporting thread is stopped
DATVideostream *SetVideoRender(DATVideoRender *objScreen) { return m_sink.SetVideoRender(objScreen); }
bool audioActive() { return m_sink.audioActive(); }
bool audioDecodeOK() { return m_sink.audioDecodeOK(); }
bool videoActive() { return m_sink.videoActive(); }
bool videoDecodeOK() { return m_sink.videoDecodeOK(); }
bool PlayVideo(bool blnStartStop) { return m_sink.PlayVideo(blnStartStop); }
int getModcodModulation() const { return m_sink.getModcodModulation(); }
int getModcodCodeRate() const { return m_sink.getModcodCodeRate(); }
bool isCstlnSetByModcod() const { return m_sink.isCstlnSetByModcod(); }
private:
SampleSinkFifo m_sampleFifo;
DownChannelizer *m_channelizer;
DATVDemodSink m_sink;
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
DATVDemodSettings m_settings;
QMutex m_mutex;
bool handleMessage(const Message& cmd);
void applySettings(const DATVDemodSettings& settings, bool force = false);
private slots:
void handleInputMessages();
void handleData(); //!< Handle data when samples have to be processed
};
#endif // INCLUDE_CHANNELANALYZERBASEBAND_H