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sdrangel/plugins/channelrx/demodatv/atvdemod.h

111 lines
4.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 F4HKW //
// for F4EXB / SDRAngel //
// //
// 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_ATVDEMOD_H
#define INCLUDE_ATVDEMOD_H
#include <QElapsedTimer>
#include <QThread>
#include <vector>
#include "dsp/basebandsamplesink.h"
#include "channel/channelapi.h"
#include "dsp/devicesamplesource.h"
#include "dsp/dspcommands.h"
#include "util/message.h"
#include "atvdemodbaseband.h"
class DeviceAPI;
class ATVDemod : public BasebandSampleSink, public ChannelAPI
{
Q_OBJECT
public:
class MsgConfigureATVDemod : public Message {
MESSAGE_CLASS_DECLARATION
public:
const ATVDemodSettings& getSettings() const { return m_settings; }
bool getForce() const { return m_force; }
static MsgConfigureATVDemod* create(const ATVDemodSettings& settings, bool force)
{
return new MsgConfigureATVDemod(settings, force);
}
private:
ATVDemodSettings m_settings;
bool m_force;
MsgConfigureATVDemod(const ATVDemodSettings& settings, bool force) :
Message(),
m_settings(settings),
m_force(force)
{ }
};
ATVDemod(DeviceAPI *deviceAPI);
virtual ~ATVDemod();
virtual void destroy() { delete this; }
using BasebandSampleSink::feed;
virtual void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, bool po);
virtual void start();
virtual void stop();
virtual bool handleMessage(const Message& cmd);
virtual void getIdentifier(QString& id) { id = objectName(); }
virtual void getTitle(QString& title) { title = objectName(); }
virtual qint64 getCenterFrequency() const { return m_settings.m_inputFrequencyOffset; }
virtual QByteArray serialize() const { return QByteArray(); }
virtual bool deserialize(const QByteArray& data) { (void) data; return false; }
virtual int getNbSinkStreams() const { return 1; }
virtual int getNbSourceStreams() const { return 0; }
virtual qint64 getStreamCenterFrequency(int streamIndex, bool sinkElseSource) const
{
(void) streamIndex;
(void) sinkElseSource;
return m_settings.m_inputFrequencyOffset;
}
void setScopeSink(BasebandSampleSink* scopeSink) { m_basebandSink->setScopeSink(scopeSink); }
void setTVScreen(TVScreenAnalog *tvScreen) { m_basebandSink->setTVScreen(tvScreen); }; //!< set by the GUI
double getMagSq() const { return m_basebandSink->getMagSq(); } //!< Beware this is scaled to 2^30
bool getBFOLocked() { return m_basebandSink->getBFOLocked(); }
void setVideoTabIndex(int videoTabIndex) { m_basebandSink->setVideoTabIndex(videoTabIndex); }
static const char* const m_channelIdURI;
static const char* const m_channelId;
private:
DeviceAPI* m_deviceAPI;
QThread m_thread;
ATVDemodBaseband* m_basebandSink;
ATVDemodSettings m_settings;
qint64 m_centerFrequency; //!< center frequency stored from device message used when starting baseband sink
int m_basebandSampleRate; //!< sample rate stored from device message used when starting baseband sink
void applySettings(const ATVDemodSettings& settings, bool force = false);
};
#endif // INCLUDE_ATVDEMOD_H