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https://github.com/f4exb/sdrangel.git
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UDPSink plugin: I/Q basic not working
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f4exb
parent
ff9eb18a4f
commit
507677e5ec
@ -41,10 +41,12 @@ UDPSink::~UDPSink()
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void UDPSink::start()
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{
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m_udpHandler.start();
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}
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void UDPSink::stop()
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{
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m_udpHandler.stop();
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}
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void UDPSink::pull(Sample& sample)
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@ -94,8 +96,20 @@ void UDPSink::pull(Sample& sample)
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void UDPSink::modulateSample()
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{
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m_modSample.real(0.0f); // TODO
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m_modSample.imag(0.0f);
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//Real t;
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Sample s;
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if (m_running.m_sampleFormat == FormatS16LE)
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{
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m_udpHandler.readSample(s);
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m_modSample.real(s.m_real);
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m_modSample.imag(s.m_imag);
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}
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else
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{
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m_modSample.real(0.0f);
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m_modSample.imag(0.0f);
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}
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}
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bool UDPSink::handleMessage(const Message& cmd)
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@ -135,6 +149,8 @@ bool UDPSink::handleMessage(const Message& cmd)
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m_config.m_udpPort = cfg.getUDPPort();
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m_config.m_channelMute = cfg.getChannelMute();
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apply(false);
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m_settingsMutex.unlock();
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qDebug() << "UDPSink::handleMessage: MsgUDPSinkConfigure:"
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@ -202,5 +218,18 @@ void UDPSink::apply(bool force)
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m_settingsMutex.unlock();
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}
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if ((m_config.m_udpAddressStr != m_running.m_udpAddressStr) ||
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(m_config.m_udpPort != m_running.m_udpPort) || force)
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{
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m_udpHandler.configureUDPLink(m_config.m_udpAddressStr, m_config.m_udpPort);
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}
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if ((m_config.m_channelMute != m_running.m_channelMute) || force)
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{
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if (!m_config.m_channelMute) {
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m_udpHandler.resetReadIndex();
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}
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}
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m_running = m_config;
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}
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@ -26,6 +26,8 @@
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#include "dsp/nco.h"
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#include "util/message.h"
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#include "udpsinkudphandler.h"
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class UDPSinkGUI;
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class UDPSink : public BasebandSampleSource {
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@ -187,6 +189,8 @@ private:
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double m_magsq;
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MovingAverage<double> m_movingAverage;
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UDPSinkUDPHandler m_udpHandler;
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QMutex m_settingsMutex;
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void apply(bool force);
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158
plugins/channeltx/udpsink/udpsinkudphandler.cpp
Normal file
158
plugins/channeltx/udpsink/udpsinkudphandler.cpp
Normal file
@ -0,0 +1,158 @@
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017 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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// //
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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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#include <QDebug>
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#include "udpsinkudphandler.h"
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UDPSinkUDPHandler::UDPSinkUDPHandler() :
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m_dataSocket(0),
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m_dataAddress(QHostAddress::LocalHost),
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m_remoteAddress(QHostAddress::LocalHost),
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m_dataPort(9999),
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m_dataConnected(false),
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m_udpReadBytes(0),
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m_writeIndex(0),
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m_readFrameIndex(m_nbUDPFrames/2),
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m_readIndex(0)
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{
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}
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UDPSinkUDPHandler::~UDPSinkUDPHandler()
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{
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}
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void UDPSinkUDPHandler::start()
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{
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qDebug("UDPSinkUDPHandler::start");
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if (!m_dataSocket)
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{
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m_dataSocket = new QUdpSocket(this);
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}
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if (!m_dataConnected)
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{
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connect(m_dataSocket, SIGNAL(readyRead()), this, SLOT(dataReadyRead()), Qt::QueuedConnection); // , Qt::QueuedConnection
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if (m_dataSocket->bind(m_dataAddress, m_dataPort))
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{
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qDebug("UDPSinkUDPHandler::start: bind data socket to %s:%d", m_dataAddress.toString().toStdString().c_str(), m_dataPort);
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m_dataConnected = true;
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}
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else
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{
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qWarning("UDPSinkUDPHandler::start: cannot bind data port %d", m_dataPort);
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disconnect(m_dataSocket, SIGNAL(readyRead()), this, SLOT(dataReadyRead()));
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m_dataConnected = false;
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}
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}
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}
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void UDPSinkUDPHandler::stop()
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{
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qDebug("UDPSinkUDPHandler::stop");
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if (m_dataConnected)
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{
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m_dataConnected = false;
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disconnect(m_dataSocket, SIGNAL(readyRead()), this, SLOT(dataReadyRead()));
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}
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if (m_dataSocket)
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{
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delete m_dataSocket;
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m_dataSocket = 0;
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}
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}
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void UDPSinkUDPHandler::dataReadyRead()
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{
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while (m_dataSocket->hasPendingDatagrams() && m_dataConnected)
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{
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qint64 pendingDataSize = m_dataSocket->pendingDatagramSize();
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m_udpReadBytes += m_dataSocket->readDatagram(&m_udpTmpBuf[m_udpReadBytes], pendingDataSize, &m_remoteAddress, 0);
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if (m_udpReadBytes == m_udpBlockSize) {
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moveData();
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m_udpReadBytes = 0;
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}
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}
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}
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void UDPSinkUDPHandler::moveData()
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{
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memcpy(m_udpBuf[m_writeIndex], m_udpTmpBuf, m_udpBlockSize);
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if (m_writeIndex < m_nbUDPFrames - 1) {
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m_writeIndex++;
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} else {
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m_writeIndex = 0;
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}
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}
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void UDPSinkUDPHandler::readSample(Real &t)
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{
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memcpy(&t, &m_udpBuf[m_readFrameIndex][m_readIndex], sizeof(Real));
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advanceReadPointer((int) sizeof(Real));
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}
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void UDPSinkUDPHandler::readSample(Sample &s)
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{
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memcpy(&s, &m_udpBuf[m_readFrameIndex][m_readIndex], sizeof(Sample));
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advanceReadPointer((int) sizeof(Sample));
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}
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void UDPSinkUDPHandler::advanceReadPointer(int nbBytes)
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{
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if (m_readIndex < m_udpBlockSize - 2*nbBytes)
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{
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m_readIndex += nbBytes;
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}
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else
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{
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m_readIndex = 0;
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if (m_readFrameIndex < m_nbUDPFrames - 1) {
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m_readFrameIndex++;
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} else {
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m_readFrameIndex = 0;
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}
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}
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}
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void UDPSinkUDPHandler::configureUDPLink(const QString& address, quint16 port)
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{
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qDebug("UDPSinkUDPHandler::configureUDPLink: %s:%d", address.toStdString().c_str(), port);
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bool addressOK = m_dataAddress.setAddress(address);
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if (!addressOK)
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{
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qWarning("UDPSinkUDPHandler::configureUDPLink: invalid address %s. Set to localhost.", address.toStdString().c_str());
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m_dataAddress = QHostAddress::LocalHost;
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}
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stop();
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m_dataPort = port;
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resetReadIndex();
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start();
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}
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void UDPSinkUDPHandler::resetReadIndex()
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{
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m_readFrameIndex = (m_writeIndex + (m_nbUDPFrames/2)) % m_nbUDPFrames;
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m_readIndex = 0;
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}
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67
plugins/channeltx/udpsink/udpsinkudphandler.h
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67
plugins/channeltx/udpsink/udpsinkudphandler.h
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@ -0,0 +1,67 @@
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017 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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// //
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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 PLUGINS_CHANNELTX_UDPSINK_UDPSINKUDPHANDLER_H_
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#define PLUGINS_CHANNELTX_UDPSINK_UDPSINKUDPHANDLER_H_
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#include <QObject>
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#include <QUdpSocket>
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#include <QHostAddress>
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#include <QMutex>
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#include "dsp/dsptypes.h"
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class UDPSinkUDPHandler : public QObject
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{
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Q_OBJECT
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public:
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UDPSinkUDPHandler();
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virtual ~UDPSinkUDPHandler();
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void start();
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void stop();
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void configureUDPLink(const QString& address, quint16 port);
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void resetReadIndex();
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void readSample(Real &t);
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void readSample(Sample &s);
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static const int m_udpBlockSize = 512; // UDP block size in number of bytes
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static const int m_nbUDPFrames = 32; // number of frames of block size in the UDP buffer
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public slots:
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void dataReadyRead();
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private:
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void moveData();
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void advanceReadPointer(int nbBytes);
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QUdpSocket *m_dataSocket;
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QHostAddress m_dataAddress;
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QHostAddress m_remoteAddress;
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quint16 m_dataPort;
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bool m_dataConnected;
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char m_udpTmpBuf[m_udpBlockSize];
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qint64 m_udpReadBytes;
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char m_udpBuf[m_nbUDPFrames][m_udpBlockSize];
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int m_writeIndex;
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int m_readFrameIndex;
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int m_readIndex;
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};
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#endif /* PLUGINS_CHANNELTX_UDPSINK_UDPSINKUDPHANDLER_H_ */
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