1
0
mirror of https://github.com/f4exb/sdrangel.git synced 2024-12-23 18:15:45 -05:00
sdrangel/plugins/samplesource/remoteinput/remoteinputudphandler.h

168 lines
6.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2014 John Greb <hexameron@spam.no> //
// Copyright (C) 2015-2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// //
// 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 PLUGINS_SAMPLESOURCE_REMOTEINPUT_REMOTEINPUTUDPHANDLER_H_
#define PLUGINS_SAMPLESOURCE_REMOTEINPUT_REMOTEINPUTUDPHANDLER_H_
#include <QObject>
#include <QUdpSocket>
#include <QHostAddress>
#include <QMutex>
#include <QElapsedTimer>
#include "util/messagequeue.h"
#include "remoteinputbuffer.h"
#define REMOTEINPUT_THROTTLE_MS 50
class SampleSinkFifo;
class MessageQueue;
class QTimer;
class DeviceAPI;
class RemoteInputUDPHandler : public QObject
{
Q_OBJECT
public:
class MsgReportMetaDataChange : public Message {
MESSAGE_CLASS_DECLARATION
public:
const RemoteMetaDataFEC& getMetaData() const { return m_metaData; }
static MsgReportMetaDataChange* create(const RemoteMetaDataFEC& metaData)
{
return new MsgReportMetaDataChange(metaData);
}
protected:
RemoteMetaDataFEC m_metaData;
MsgReportMetaDataChange(const RemoteMetaDataFEC& metaData) :
Message(),
m_metaData(metaData)
{ }
};
RemoteInputUDPHandler(SampleSinkFifo* sampleFifo, DeviceAPI *deviceAPI);
~RemoteInputUDPHandler();
void setMessageQueueToInput(MessageQueue *queue) { m_messageQueueToInput = queue; }
void setMessageQueueToGUI(MessageQueue *queue) { m_messageQueueToGUI = queue; }
void start();
void stop();
void configureUDPLink(const QString& address, quint16 port, const QString& multicastAddress, bool multicastJoin);
void getRemoteAddress(QString& s) const { s = m_remoteAddress.toString(); }
int getNbOriginalBlocks() const { return RemoteNbOrginalBlocks; }
bool isStreaming() const { return m_masterTimerConnected; }
int getSampleRate() const { return m_samplerate; }
int getCenterFrequency() const { return m_centerFrequency; }
int getBufferGauge() const { return m_remoteInputBuffer.getBufferGauge(); }
uint64_t getTVmSec() const { return m_tv_msec; }
int getMinNbBlocks() { return m_remoteInputBuffer.getMinNbBlocks(); }
int getMaxNbRecovery() { return m_remoteInputBuffer.getMaxNbRecovery(); }
const RemoteMetaDataFEC& getCurrentMeta() const { return m_currentMeta; }
public slots:
void dataReadyRead();
private:
class MsgUDPAddressAndPort : public Message {
MESSAGE_CLASS_DECLARATION
public:
const QString& getAddress() const { return m_address; }
quint16 getPort() const { return m_port; }
const QString& getMulticastAddress() const { return m_multicastAddress; }
bool getMulticastJoin() const { return m_multicastJoin; }
static MsgUDPAddressAndPort* create(const QString& address, quint16 port, const QString& multicastAddress, bool multicastJoin)
{
return new MsgUDPAddressAndPort(address, port, multicastAddress, multicastJoin);
}
private:
QString m_address;
quint16 m_port;
QString m_multicastAddress;
bool m_multicastJoin;
MsgUDPAddressAndPort(const QString& address, quint16 port, const QString& multicastAddress, bool multicastJoin) :
Message(),
m_address(address),
m_port(port),
m_multicastAddress(multicastAddress),
m_multicastJoin(multicastJoin)
{ }
};
DeviceAPI *m_deviceAPI;
const QTimer& m_masterTimer;
bool m_masterTimerConnected;
bool m_running;
uint32_t m_rateDivider;
RemoteInputBuffer m_remoteInputBuffer;
RemoteMetaDataFEC m_currentMeta;
QUdpSocket *m_dataSocket;
QHostAddress m_dataAddress;
QHostAddress m_remoteAddress;
quint16 m_dataPort;
QHostAddress m_multicastAddress;
bool m_multicast;
bool m_dataConnected;
char *m_udpBuf;
qint64 m_udpReadBytes;
SampleSinkFifo *m_sampleFifo;
uint32_t m_samplerate;
uint64_t m_centerFrequency;
uint64_t m_tv_msec;
MessageQueue *m_messageQueueToInput;
MessageQueue *m_messageQueueToGUI;
uint32_t m_tickCount;
std::size_t m_samplesCount;
QTimer *m_timer;
QElapsedTimer m_elapsedTimer;
int m_throttlems;
int32_t m_readLengthSamples;
uint32_t m_readLength;
int32_t *m_converterBuffer;
uint32_t m_converterBufferNbSamples;
bool m_throttleToggle;
bool m_autoCorrBuffer;
MessageQueue m_inputMessageQueue;
void connectTimer();
void disconnectTimer();
void processData();
void adjustNbDecoderSlots(const RemoteMetaDataFEC& metaData);
int getDataSocketBufferSize();
void applyUDPLink(const QString& address, quint16 port, const QString& multicastAddress, bool muticastJoin);
bool handleMessage(const Message& message);
private slots:
void tick();
void handleMessages();
};
#endif /* PLUGINS_SAMPLESOURCE_REMOTEINPUT_REMOTEINPUTUDPHANDLER_H_ */