mirror of
https://github.com/f4exb/sdrangel.git
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832 lines
29 KiB
C++
832 lines
29 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016 Edouard Griffiths, F4EXB //
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// Copyright (C) 2022 Jon Beniston, M7RCE //
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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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// (at your option) any later version. //
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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 <QUdpSocket>
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#include <QDebug>
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#include "dsp/dspcommands.h"
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#include "dsp/dspengine.h"
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#include "device/deviceapi.h"
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#include "remotetcpinputtcphandler.h"
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#include "remotetcpinput.h"
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#include "../../channelrx/remotetcpsink/remotetcpprotocol.h"
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MESSAGE_CLASS_DEFINITION(RemoteTCPInputTCPHandler::MsgReportRemoteDevice, Message)
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MESSAGE_CLASS_DEFINITION(RemoteTCPInputTCPHandler::MsgReportConnection, Message)
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MESSAGE_CLASS_DEFINITION(RemoteTCPInputTCPHandler::MsgConfigureTcpHandler, Message)
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RemoteTCPInputTCPHandler::RemoteTCPInputTCPHandler(SampleSinkFifo *sampleFifo, DeviceAPI *deviceAPI) :
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m_deviceAPI(deviceAPI),
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m_running(false),
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m_dataSocket(nullptr),
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m_tcpBuf(nullptr),
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m_sampleFifo(sampleFifo),
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m_messageQueueToGUI(0),
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m_fillBuffer(true),
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m_timer(this),
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m_reconnectTimer(this),
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m_sdra(false),
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m_converterBuffer(nullptr),
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m_converterBufferNbSamples(0),
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m_settings()
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{
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m_tcpBuf = new char[m_sampleFifo->size()*2*4];
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m_timer.setInterval(125);
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connect(&m_reconnectTimer, SIGNAL(timeout()), this, SLOT(reconnect()));
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m_reconnectTimer.setSingleShot(true);
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}
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RemoteTCPInputTCPHandler::~RemoteTCPInputTCPHandler()
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{
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delete[] m_tcpBuf;
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if (m_converterBuffer) {
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delete[] m_converterBuffer;
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}
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cleanup();
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}
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void RemoteTCPInputTCPHandler::reset()
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_inputMessageQueue.clear();
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}
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// start() is called from DSPDeviceSourceEngine thread
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// QTcpSockets need to be created on same thread they are used from, so only create it in started()
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void RemoteTCPInputTCPHandler::start()
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{
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QMutexLocker mutexLocker(&m_mutex);
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qDebug("RemoteTCPInputTCPHandler::start");
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if (m_running) {
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return;
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}
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connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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connect(thread(), SIGNAL(started()), this, SLOT(started()));
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connect(thread(), SIGNAL(finished()), this, SLOT(finished()));
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m_running = true;
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}
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void RemoteTCPInputTCPHandler::stop()
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{
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QMutexLocker mutexLocker(&m_mutex);
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qDebug("RemoteTCPInputTCPHandler::stop");
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disconnect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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}
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void RemoteTCPInputTCPHandler::started()
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{
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QMutexLocker mutexLocker(&m_mutex);
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// Don't connectToHost until we get settings
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connect(&m_timer, SIGNAL(timeout()), this, SLOT(processData()));
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m_timer.start();
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disconnect(thread(), SIGNAL(started()), this, SLOT(started()));
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}
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void RemoteTCPInputTCPHandler::finished()
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_timer.stop();
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disconnect(&m_timer, SIGNAL(timeout()), this, SLOT(processData()));
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disconnectFromHost();
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disconnect(thread(), SIGNAL(finished()), this, SLOT(finished()));
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m_running = false;
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}
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void RemoteTCPInputTCPHandler::connectToHost(const QString& address, quint16 port)
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{
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qDebug("RemoteTCPInputTCPHandler::connectToHost: connect to %s:%d", address.toStdString().c_str(), port);
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m_dataSocket = new QTcpSocket(this);
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m_fillBuffer = true;
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m_readMetaData = false;
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connect(m_dataSocket, SIGNAL(readyRead()), this, SLOT(dataReadyRead()));
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connect(m_dataSocket, SIGNAL(connected()), this, SLOT(connected()));
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connect(m_dataSocket, SIGNAL(disconnected()), this, SLOT(disconnected()));
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#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
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connect(m_dataSocket, QOverload<QAbstractSocket::SocketError>::of(&QAbstractSocket::error), this, &RemoteTCPInputTCPHandler::errorOccurred);
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#else
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connect(m_dataSocket, &QAbstractSocket::errorOccurred, this, &RemoteTCPInputTCPHandler::errorOccurred);
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#endif
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m_dataSocket->connectToHost(address, port);
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}
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void RemoteTCPInputTCPHandler::disconnectFromHost()
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{
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if (m_dataSocket)
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{
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qDebug() << "RemoteTCPInputTCPHandler::disconnectFromHost";
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disconnect(m_dataSocket, SIGNAL(readyRead()), this, SLOT(dataReadyRead()));
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disconnect(m_dataSocket, SIGNAL(connected()), this, SLOT(connected()));
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disconnect(m_dataSocket, SIGNAL(disconnected()), this, SLOT(disconnected()));
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#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
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disconnect(m_dataSocket, QOverload<QAbstractSocket::SocketError>::of(&QAbstractSocket::error), this, &RemoteTCPInputTCPHandler::errorOccurred);
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#else
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disconnect(m_dataSocket, &QAbstractSocket::errorOccurred, this, &RemoteTCPInputTCPHandler::errorOccurred);
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#endif
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m_dataSocket->disconnectFromHost();
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cleanup();
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}
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}
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void RemoteTCPInputTCPHandler::cleanup()
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{
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if (m_dataSocket)
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{
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m_dataSocket->deleteLater();
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m_dataSocket = nullptr;
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}
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}
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// Clear input buffer when settings change that invalidate the data in it
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// E.g. sample rate or bit depth
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void RemoteTCPInputTCPHandler::clearBuffer()
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{
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if (m_dataSocket)
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{
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m_dataSocket->flush();
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m_dataSocket->readAll();
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m_fillBuffer = true;
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}
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}
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void RemoteTCPInputTCPHandler::setSampleRate(int sampleRate)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setSampleRate;
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RemoteTCPProtocol::encodeUInt32(&request[1], sampleRate);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setCenterFrequency(quint64 frequency)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setCenterFrequency;
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RemoteTCPProtocol::encodeUInt32(&request[1], frequency);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setTunerAGC(bool agc)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setTunerGainMode;
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RemoteTCPProtocol::encodeUInt32(&request[1], agc);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setTunerGain(int gain)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setTunerGain;
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RemoteTCPProtocol::encodeUInt32(&request[1], gain);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setGainByIndex(int index)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setGainByIndex;
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RemoteTCPProtocol::encodeUInt32(&request[1], index);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setFreqCorrection(int correction)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setFrequencyCorrection;
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RemoteTCPProtocol::encodeUInt32(&request[1], correction);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setIFGain(quint16 stage, quint16 gain)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setTunerIFGain;
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RemoteTCPProtocol::encodeUInt32(&request[1], (stage << 16) | gain);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setAGC(bool agc)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setAGCMode;
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RemoteTCPProtocol::encodeUInt32(&request[1], agc);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setDirectSampling(bool enabled)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setDirectSampling;
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RemoteTCPProtocol::encodeUInt32(&request[1], enabled ? 3 : 0);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setDCOffsetRemoval(bool enabled)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setDCOffsetRemoval;
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RemoteTCPProtocol::encodeUInt32(&request[1], enabled);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setIQCorrection(bool enabled)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setIQCorrection;
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RemoteTCPProtocol::encodeUInt32(&request[1], enabled);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setBiasTee(bool enabled)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setBiasTee;
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RemoteTCPProtocol::encodeUInt32(&request[1], enabled);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setBandwidth(int bandwidth)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setTunerBandwidth;
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RemoteTCPProtocol::encodeUInt32(&request[1], bandwidth);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setDecimation(int dec)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setDecimation;
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RemoteTCPProtocol::encodeUInt32(&request[1], dec);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setChannelSampleRate(int sampleRate)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setChannelSampleRate;
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RemoteTCPProtocol::encodeUInt32(&request[1], sampleRate);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setChannelFreqOffset(int offset)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setChannelFreqOffset;
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RemoteTCPProtocol::encodeUInt32(&request[1], offset);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setChannelGain(int gain)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setChannelGain;
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RemoteTCPProtocol::encodeUInt32(&request[1], gain);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::setSampleBitDepth(int sampleBits)
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{
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QMutexLocker mutexLocker(&m_mutex);
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quint8 request[5];
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request[0] = RemoteTCPProtocol::setSampleBitDepth;
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RemoteTCPProtocol::encodeUInt32(&request[1], sampleBits);
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if (m_dataSocket) {
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m_dataSocket->write((char*)request, sizeof(request));
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}
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}
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void RemoteTCPInputTCPHandler::applySettings(const RemoteTCPInputSettings& settings, const QList<QString>& settingsKeys, bool force)
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{
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qDebug() << "RemoteTCPInputTCPHandler::applySettings: "
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<< "force: " << force
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<< settings.getDebugString(settingsKeys, force);
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QMutexLocker mutexLocker(&m_mutex);
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if (settingsKeys.contains("centerFrequency") || force) {
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setCenterFrequency(settings.m_centerFrequency);
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}
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if (settingsKeys.contains("loPpmCorrection") || force) {
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setFreqCorrection(settings.m_loPpmCorrection);
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}
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if (settingsKeys.contains("dcBlock") || force) {
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if (m_sdra) {
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setDCOffsetRemoval(settings.m_dcBlock);
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}
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}
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if (settingsKeys.contains("iqCorrection") || force) {
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if (m_sdra) {
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setIQCorrection(settings.m_iqCorrection);
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}
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}
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if (settingsKeys.contains("biasTee") || force) {
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setBiasTee(settings.m_biasTee);
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}
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if (settingsKeys.contains("directSampling") || force) {
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setDirectSampling(settings.m_directSampling);
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}
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if (settingsKeys.contains("log2Decim") || force) {
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if (m_sdra) {
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setDecimation(settings.m_log2Decim);
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}
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}
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if (settingsKeys.contains("devSampleRate") || force) {
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setSampleRate(settings.m_devSampleRate);
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}
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if (settingsKeys.contains("agc") || force) {
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setAGC(settings.m_agc);
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}
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if (force) {
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setTunerAGC(1); // The SDRangel RTLSDR driver always has tuner gain as manual
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}
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if (settingsKeys.contains("gain[0]") || force) {
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setTunerGain(settings.m_gain[0]);
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}
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for (int i = 1; i < 3; i++)
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{
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if (settingsKeys.contains(QString("gain[%1]").arg(i)) || force) {
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setIFGain(i, settings.m_gain[i]);
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}
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}
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if (settingsKeys.contains("rfBW") || force) {
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setBandwidth(settings.m_rfBW);
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}
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if (settingsKeys.contains("inputFrequencyOffset") || force) {
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if (m_sdra) {
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setChannelFreqOffset(settings.m_inputFrequencyOffset);
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}
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}
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if (settingsKeys.contains("channelGain") || force) {
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if (m_sdra) {
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setChannelGain(settings.m_channelGain);
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}
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}
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if ((settings.m_channelSampleRate != m_settings.m_channelSampleRate) || force)
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{
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// Resize FIFO to give us 1 second
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// Can't do this while running
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if (!m_running && settingsKeys.contains("channelSampleRate") && settings.m_channelSampleRate > (qint32)m_sampleFifo->size())
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{
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qDebug() << "RemoteTCPInputTCPHandler::applySettings: Resizing sample FIFO from " << m_sampleFifo->size() << "to" << settings.m_channelSampleRate;
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m_sampleFifo->setSize(settings.m_channelSampleRate);
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delete[] m_tcpBuf;
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m_tcpBuf = new char[m_sampleFifo->size()*2*4];
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m_fillBuffer = true; // So we reprime FIFO
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}
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if (m_sdra) {
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setChannelSampleRate(settings.m_channelSampleRate);
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}
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clearBuffer();
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}
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if (settingsKeys.contains("sampleBits") || force)
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{
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if (m_sdra) {
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setSampleBitDepth(settings.m_sampleBits);
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}
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clearBuffer();
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}
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// Don't use force, as disconnect can cause rtl_tcp to quit
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if (settingsKeys.contains("dataAddress") || settingsKeys.contains("dataPort") || (m_dataSocket == nullptr))
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{
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disconnectFromHost();
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connectToHost(settings.m_dataAddress, settings.m_dataPort);
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}
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if (force) {
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m_settings = settings;
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} else {
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m_settings.applySettings(settingsKeys, settings);
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}
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}
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void RemoteTCPInputTCPHandler::connected()
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{
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QMutexLocker mutexLocker(&m_mutex);
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qDebug() << "RemoteTCPInputTCPHandler::connected";
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if (m_settings.m_overrideRemoteSettings)
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{
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// Force settings to be sent to remote device
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applySettings(m_settings, QList<QString>(), true);
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}
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if (m_messageQueueToGUI)
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{
|
|
MsgReportConnection *msg = MsgReportConnection::create(true);
|
|
m_messageQueueToGUI->push(msg);
|
|
}
|
|
}
|
|
|
|
void RemoteTCPInputTCPHandler::reconnect()
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
if (!m_dataSocket) {
|
|
connectToHost(m_settings.m_dataAddress, m_settings.m_dataPort);
|
|
}
|
|
}
|
|
|
|
void RemoteTCPInputTCPHandler::disconnected()
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
qDebug() << "RemoteTCPInputTCPHandler::disconnected";
|
|
cleanup();
|
|
if (m_messageQueueToGUI)
|
|
{
|
|
MsgReportConnection *msg = MsgReportConnection::create(false);
|
|
m_messageQueueToGUI->push(msg);
|
|
}
|
|
// Try to reconnect
|
|
m_reconnectTimer.start(500);
|
|
}
|
|
|
|
void RemoteTCPInputTCPHandler::errorOccurred(QAbstractSocket::SocketError socketError)
|
|
{
|
|
qDebug() << "RemoteTCPInputTCPHandler::errorOccurred: " << socketError;
|
|
cleanup();
|
|
if (m_messageQueueToGUI)
|
|
{
|
|
MsgReportConnection *msg = MsgReportConnection::create(false);
|
|
m_messageQueueToGUI->push(msg);
|
|
}
|
|
// Try to reconnect
|
|
m_reconnectTimer.start(500);
|
|
}
|
|
|
|
void RemoteTCPInputTCPHandler::dataReadyRead()
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
|
|
if (!m_readMetaData)
|
|
{
|
|
quint8 metaData[RemoteTCPProtocol::m_sdraMetaDataSize];
|
|
if (m_dataSocket->bytesAvailable() >= (qint64)sizeof(metaData))
|
|
{
|
|
qint64 bytesRead = m_dataSocket->read((char *)&metaData[0], 4);
|
|
if (bytesRead == 4)
|
|
{
|
|
// Read first 4 bytes which indicate which protocol is in use
|
|
// RTL0 or SDRA
|
|
char protochars[5];
|
|
memcpy(protochars, metaData, 4);
|
|
protochars[4] = '\0';
|
|
QString protocol(protochars);
|
|
|
|
if (protocol == "RTL0")
|
|
{
|
|
m_sdra = false;
|
|
bytesRead = m_dataSocket->read((char *)&metaData[4], RemoteTCPProtocol::m_rtl0MetaDataSize-4);
|
|
|
|
RemoteTCPProtocol::Device tuner = (RemoteTCPProtocol::Device)RemoteTCPProtocol::extractUInt32(&metaData[4]);
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(MsgReportRemoteDevice::create(tuner, protocol));
|
|
}
|
|
if (m_settings.m_sampleBits != 8)
|
|
{
|
|
RemoteTCPInputSettings& settings = m_settings;
|
|
settings.m_sampleBits = 8;
|
|
QList<QString> settingsKeys{"sampleBits"};
|
|
if (m_messageQueueToInput) {
|
|
m_messageQueueToInput->push(RemoteTCPInput::MsgConfigureRemoteTCPInput::create(settings, settingsKeys));
|
|
}
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(RemoteTCPInput::MsgConfigureRemoteTCPInput::create(settings, settingsKeys));
|
|
}
|
|
}
|
|
}
|
|
else if (protocol == "SDRA")
|
|
{
|
|
m_sdra = true;
|
|
bytesRead = m_dataSocket->read((char *)&metaData[4], RemoteTCPProtocol::m_sdraMetaDataSize-4);
|
|
|
|
RemoteTCPProtocol::Device device = (RemoteTCPProtocol::Device)RemoteTCPProtocol::extractUInt32(&metaData[4]);
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(MsgReportRemoteDevice::create(device, protocol));
|
|
}
|
|
if (!m_settings.m_overrideRemoteSettings)
|
|
{
|
|
// Update local settings to match remote
|
|
RemoteTCPInputSettings& settings = m_settings;
|
|
QList<QString> settingsKeys;
|
|
settings.m_centerFrequency = RemoteTCPProtocol::extractUInt64(&metaData[8]);
|
|
settingsKeys.append("centerFrequency");
|
|
settings.m_loPpmCorrection = RemoteTCPProtocol::extractUInt32(&metaData[16]);
|
|
settingsKeys.append("loPpmCorrection");
|
|
quint32 flags = RemoteTCPProtocol::extractUInt32(&metaData[20]);
|
|
settings.m_biasTee = flags & 1;
|
|
settingsKeys.append("biasTee");
|
|
settings.m_directSampling = (flags >> 1) & 1;
|
|
settingsKeys.append("directSampling");
|
|
settings.m_agc = (flags >> 2) & 1;
|
|
settingsKeys.append("agc");
|
|
settings.m_dcBlock = (flags >> 3) & 1;
|
|
settingsKeys.append("dcBlock");
|
|
settings.m_iqCorrection = (flags >> 4) & 1;
|
|
settingsKeys.append("iqCorrection");
|
|
settings.m_devSampleRate = RemoteTCPProtocol::extractUInt32(&metaData[24]);
|
|
settingsKeys.append("devSampleRate");
|
|
settings.m_log2Decim = RemoteTCPProtocol::extractUInt32(&metaData[28]);
|
|
settingsKeys.append("log2Decim");
|
|
settings.m_gain[0] = RemoteTCPProtocol::extractInt16(&metaData[32]);
|
|
settings.m_gain[1] = RemoteTCPProtocol::extractInt16(&metaData[34]);
|
|
settings.m_gain[2] = RemoteTCPProtocol::extractInt16(&metaData[36]);
|
|
settingsKeys.append("gain[0]");
|
|
settingsKeys.append("gain[1]");
|
|
settingsKeys.append("gain[2]");
|
|
settings.m_rfBW = RemoteTCPProtocol::extractUInt32(&metaData[40]);
|
|
settingsKeys.append("rfBW");
|
|
settings.m_inputFrequencyOffset = RemoteTCPProtocol::extractUInt32(&metaData[44]);
|
|
settingsKeys.append("inputFrequencyOffset");
|
|
settings.m_channelGain = RemoteTCPProtocol::extractUInt32(&metaData[48]);
|
|
settingsKeys.append("channelGain");
|
|
settings.m_channelSampleRate = RemoteTCPProtocol::extractUInt32(&metaData[52]);
|
|
settingsKeys.append("channelSampleRate");
|
|
settings.m_sampleBits = RemoteTCPProtocol::extractUInt32(&metaData[56]);
|
|
settingsKeys.append("sampleBits");
|
|
if (settings.m_channelSampleRate != (settings.m_devSampleRate >> settings.m_log2Decim))
|
|
{
|
|
settings.m_channelDecimation = true;
|
|
settingsKeys.append("channelDecimation");
|
|
}
|
|
if (m_messageQueueToInput) {
|
|
m_messageQueueToInput->push(RemoteTCPInput::MsgConfigureRemoteTCPInput::create(settings, settingsKeys));
|
|
}
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(RemoteTCPInput::MsgConfigureRemoteTCPInput::create(settings, settingsKeys));
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
qDebug() << "RemoteTCPInputTCPHandler::dataReadyRead: Unknown protocol: " << protocol;
|
|
}
|
|
}
|
|
m_readMetaData = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// QTimer::timeout isn't guarenteed to be called on every timeout, so we need to look at the system clock
|
|
void RemoteTCPInputTCPHandler::processData()
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
if (m_dataSocket && (m_dataSocket->state() == QAbstractSocket::ConnectedState))
|
|
{
|
|
int sampleRate = m_settings.m_channelSampleRate;
|
|
int bytesPerSample = m_settings.m_sampleBits / 8;
|
|
int bytesPerSecond = sampleRate * 2 * bytesPerSample;
|
|
|
|
if (m_dataSocket->bytesAvailable() < (0.1f * m_settings.m_preFill * bytesPerSecond))
|
|
{
|
|
qDebug() << "RemoteTCPInputTCPHandler::processData: Buffering!";
|
|
m_fillBuffer = true;
|
|
}
|
|
|
|
// Report buffer usage
|
|
// QTcpSockets buffer size should be unlimited - we pretend here it's twice as big as the point we start reading from it
|
|
if (m_messageQueueToGUI)
|
|
{
|
|
qint64 size = std::max(m_dataSocket->bytesAvailable(), (qint64)(m_settings.m_preFill * bytesPerSecond));
|
|
RemoteTCPInput::MsgReportTCPBuffer *report = RemoteTCPInput::MsgReportTCPBuffer::create(
|
|
m_dataSocket->bytesAvailable(), size, m_dataSocket->bytesAvailable() / (float)bytesPerSecond,
|
|
m_sampleFifo->fill(), m_sampleFifo->size(), m_sampleFifo->fill() / (float)bytesPerSecond
|
|
);
|
|
m_messageQueueToGUI->push(report);
|
|
}
|
|
|
|
float factor = 0.0f;
|
|
// Prime buffer, before we start reading
|
|
if (m_fillBuffer)
|
|
{
|
|
if (m_dataSocket->bytesAvailable() >= m_settings.m_preFill * bytesPerSecond)
|
|
{
|
|
qDebug() << "Buffer primed bytesAvailable:" << m_dataSocket->bytesAvailable();
|
|
m_fillBuffer = false;
|
|
m_prevDateTime = QDateTime::currentDateTime();
|
|
factor = 6.0f / 8.0f;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
QDateTime currentDateTime = QDateTime::currentDateTime();
|
|
factor = m_prevDateTime.msecsTo(currentDateTime) / 1000.0f;
|
|
m_prevDateTime = currentDateTime;
|
|
}
|
|
|
|
unsigned int remaining = m_sampleFifo->size() - m_sampleFifo->fill();
|
|
int requiredSamples = (int)std::min((unsigned int)(factor * sampleRate), remaining);
|
|
|
|
if (!m_fillBuffer)
|
|
{
|
|
if (m_dataSocket->bytesAvailable() >= requiredSamples*2*bytesPerSample)
|
|
{
|
|
m_dataSocket->read(&m_tcpBuf[0], requiredSamples*2*bytesPerSample);
|
|
convert(requiredSamples);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// The following code assumes host is little endian
|
|
void RemoteTCPInputTCPHandler::convert(int nbSamples)
|
|
{
|
|
if (nbSamples > (int) m_converterBufferNbSamples)
|
|
{
|
|
if (m_converterBuffer) {
|
|
delete[] m_converterBuffer;
|
|
}
|
|
m_converterBuffer = new int32_t[nbSamples*2];
|
|
}
|
|
|
|
if ((m_settings.m_sampleBits == 32) && (SDR_RX_SAMP_SZ == 24))
|
|
{
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(m_tcpBuf), nbSamples*sizeof(Sample));
|
|
}
|
|
else if ((m_settings.m_sampleBits == 8) && (SDR_RX_SAMP_SZ == 16))
|
|
{
|
|
quint8 *in = (quint8 *)m_tcpBuf;
|
|
qint16 *out = (qint16 *)m_converterBuffer;
|
|
|
|
for (int is = 0; is < nbSamples*2; is++) {
|
|
out[is] = (((qint16)in[is]) - 128) << 8;
|
|
}
|
|
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(out), nbSamples*sizeof(Sample));
|
|
}
|
|
else if ((m_settings.m_sampleBits == 8) && (SDR_RX_SAMP_SZ == 24))
|
|
{
|
|
quint8 *in = (quint8 *)m_tcpBuf;
|
|
qint32 *out = (qint32 *)m_converterBuffer;
|
|
|
|
for (int is = 0; is < nbSamples*2; is++) {
|
|
out[is] = (((qint32)in[is]) - 128) << 16;
|
|
}
|
|
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(out), nbSamples*sizeof(Sample));
|
|
}
|
|
else if ((m_settings.m_sampleBits == 24) && (SDR_RX_SAMP_SZ == 24))
|
|
{
|
|
quint8 *in = (quint8 *)m_tcpBuf;
|
|
qint32 *out = (qint32 *)m_converterBuffer;
|
|
|
|
for (int is = 0; is < nbSamples*2; is++) {
|
|
out[is] = (((in[3*is+2] << 16) | (in[3*is+1] << 8) | in[3*is]) << 8) >> 8;
|
|
}
|
|
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(out), nbSamples*sizeof(Sample));
|
|
}
|
|
else if ((m_settings.m_sampleBits == 24) && (SDR_RX_SAMP_SZ == 16))
|
|
{
|
|
quint8 *in = (quint8 *)m_tcpBuf;
|
|
qint16 *out = (qint16 *)m_converterBuffer;
|
|
|
|
for (int is = 0; is < nbSamples*2; is++) {
|
|
out[is] = (in[3*is+2] << 8) | in[3*is+1];
|
|
}
|
|
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(out), nbSamples*sizeof(Sample));
|
|
}
|
|
else if ((m_settings.m_sampleBits == 16) && (SDR_RX_SAMP_SZ == 24))
|
|
{
|
|
qint16 *in = (qint16 *)m_tcpBuf;
|
|
qint32 *out = (qint32 *)m_converterBuffer;
|
|
|
|
for (int is = 0; is < nbSamples*2; is++) {
|
|
out[is] = in[is] << 8;
|
|
}
|
|
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(out), nbSamples*sizeof(Sample));
|
|
}
|
|
else if ((m_settings.m_sampleBits == 32) && (SDR_RX_SAMP_SZ == 16))
|
|
{
|
|
qint32 *in = (qint32 *)m_tcpBuf;
|
|
qint16 *out = (qint16 *)m_converterBuffer;
|
|
|
|
for (int is = 0; is < nbSamples*2; is++) {
|
|
out[is] = in[is] >> 8;
|
|
}
|
|
|
|
m_sampleFifo->write(reinterpret_cast<quint8*>(out), nbSamples*sizeof(Sample));
|
|
}
|
|
else // invalid size
|
|
{
|
|
qWarning("RemoteTCPInputTCPHandler::convert: unexpected sample size in stream: %d bits", (int) m_settings.m_sampleBits);
|
|
}
|
|
}
|
|
|
|
void RemoteTCPInputTCPHandler::handleInputMessages()
|
|
{
|
|
Message* message;
|
|
|
|
while ((message = m_inputMessageQueue.pop()) != 0)
|
|
{
|
|
if (handleMessage(*message)) {
|
|
delete message;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool RemoteTCPInputTCPHandler::handleMessage(const Message& cmd)
|
|
{
|
|
if (MsgConfigureTcpHandler::match(cmd))
|
|
{
|
|
qDebug() << "RemoteTCPInputTCPHandler::handleMessage: MsgConfigureTcpHandler";
|
|
MsgConfigureTcpHandler& notif = (MsgConfigureTcpHandler&) cmd;
|
|
applySettings(notif.getSettings(), notif.getSettingsKeys(), notif.getForce());
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|