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sdrangel/plugins/samplesink/sdrdaemonsink/sdrdaemonsinkoutput.cpp

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 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 //
// //
// 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <sys/time.h>
#include <string.h>
#include <errno.h>
#include <QDebug>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QJsonParseError>
#include "SWGDeviceSettings.h"
#include "SWGDeviceState.h"
#include "SWGDeviceReport.h"
#include "SWGSDRdaemonSinkReport.h"
#include "util/simpleserializer.h"
#include "dsp/dspcommands.h"
#include "dsp/dspengine.h"
#include "dsp/filerecord.h"
#include "device/devicesinkapi.h"
#include "sdrdaemonsinkoutput.h"
#include "sdrdaemonsinkthread.h"
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSink, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkWork, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgStartStop, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkChunkCorrection, Message)
const uint32_t SDRdaemonSinkOutput::NbSamplesForRateCorrection = 5000000;
SDRdaemonSinkOutput::SDRdaemonSinkOutput(DeviceSinkAPI *deviceAPI) :
m_deviceAPI(deviceAPI),
m_settings(),
m_centerFrequency(0),
m_sdrDaemonSinkThread(0),
m_deviceDescription("SDRdaemonSink"),
m_startingTimeStamp(0),
m_masterTimer(deviceAPI->getMasterTimer()),
m_tickCount(0),
m_tickMultiplier(20),
m_lastRemoteSampleCount(0),
m_lastSampleCount(0),
m_lastRemoteTimestampRateCorrection(0),
m_lastTimestampRateCorrection(0),
m_lastQueueLength(-2),
m_nbRemoteSamplesSinceRateCorrection(0),
m_nbSamplesSinceRateCorrection(0),
m_chunkSizeCorrection(0)
{
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
connect(&m_masterTimer, SIGNAL(timeout()), this, SLOT(tick()));
}
SDRdaemonSinkOutput::~SDRdaemonSinkOutput()
{
disconnect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
stop();
delete m_networkManager;
}
void SDRdaemonSinkOutput::destroy()
{
delete this;
}
bool SDRdaemonSinkOutput::start()
{
QMutexLocker mutexLocker(&m_mutex);
qDebug() << "SDRdaemonSinkOutput::start";
m_sdrDaemonSinkThread = new SDRdaemonSinkThread(&m_sampleSourceFifo);
m_sdrDaemonSinkThread->setDataAddress(m_settings.m_dataAddress, m_settings.m_dataPort);
m_sdrDaemonSinkThread->setSamplerate(m_settings.m_sampleRate);
m_sdrDaemonSinkThread->setNbBlocksFEC(m_settings.m_nbFECBlocks);
m_sdrDaemonSinkThread->connectTimer(m_masterTimer);
m_sdrDaemonSinkThread->startWork();
// restart auto rate correction
m_lastRemoteTimestampRateCorrection = 0;
m_lastTimestampRateCorrection = 0;
m_lastQueueLength = -2; // set first value out of bounds
m_chunkSizeCorrection = 0;
m_sdrDaemonSinkThread->setTxDelay(m_settings.m_txDelay);
mutexLocker.unlock();
//applySettings(m_generalSettings, m_settings, true);
qDebug("SDRdaemonSinkOutput::start: started");
return true;
}
void SDRdaemonSinkOutput::init()
{
applySettings(m_settings, true);
}
void SDRdaemonSinkOutput::stop()
{
qDebug() << "SDRdaemonSinkOutput::stop";
QMutexLocker mutexLocker(&m_mutex);
if(m_sdrDaemonSinkThread != 0)
{
m_sdrDaemonSinkThread->stopWork();
delete m_sdrDaemonSinkThread;
m_sdrDaemonSinkThread = 0;
}
}
QByteArray SDRdaemonSinkOutput::serialize() const
{
return m_settings.serialize();
}
bool SDRdaemonSinkOutput::deserialize(const QByteArray& data)
{
bool success = true;
if (!m_settings.deserialize(data))
{
m_settings.resetToDefaults();
success = false;
}
MsgConfigureSDRdaemonSink* message = MsgConfigureSDRdaemonSink::create(m_settings, true);
m_inputMessageQueue.push(message);
if (m_guiMessageQueue)
{
MsgConfigureSDRdaemonSink* messageToGUI = MsgConfigureSDRdaemonSink::create(m_settings, true);
m_guiMessageQueue->push(messageToGUI);
}
return success;
}
const QString& SDRdaemonSinkOutput::getDeviceDescription() const
{
return m_deviceDescription;
}
int SDRdaemonSinkOutput::getSampleRate() const
{
return m_settings.m_sampleRate;
}
quint64 SDRdaemonSinkOutput::getCenterFrequency() const
{
return m_centerFrequency;
}
std::time_t SDRdaemonSinkOutput::getStartingTimeStamp() const
{
return m_startingTimeStamp;
}
bool SDRdaemonSinkOutput::handleMessage(const Message& message)
{
if (MsgConfigureSDRdaemonSink::match(message))
{
qDebug() << "SDRdaemonSinkOutput::handleMessage:" << message.getIdentifier();
MsgConfigureSDRdaemonSink& conf = (MsgConfigureSDRdaemonSink&) message;
applySettings(conf.getSettings(), conf.getForce());
return true;
}
else if (MsgConfigureSDRdaemonSinkWork::match(message))
{
MsgConfigureSDRdaemonSinkWork& conf = (MsgConfigureSDRdaemonSinkWork&) message;
bool working = conf.isWorking();
if (m_sdrDaemonSinkThread != 0)
{
if (working)
{
m_sdrDaemonSinkThread->startWork();
}
else
{
m_sdrDaemonSinkThread->stopWork();
}
}
return true;
}
else if (MsgStartStop::match(message))
{
MsgStartStop& cmd = (MsgStartStop&) message;
qDebug() << "SDRdaemonSinkOutput::handleMessage: MsgStartStop: " << (cmd.getStartStop() ? "start" : "stop");
if (cmd.getStartStop())
{
if (m_deviceAPI->initGeneration())
{
m_deviceAPI->startGeneration();
}
}
else
{
m_deviceAPI->stopGeneration();
}
return true;
}
else if (MsgConfigureSDRdaemonSinkChunkCorrection::match(message))
{
MsgConfigureSDRdaemonSinkChunkCorrection& conf = (MsgConfigureSDRdaemonSinkChunkCorrection&) message;
if (m_sdrDaemonSinkThread != 0)
{
m_sdrDaemonSinkThread->setChunkCorrection(conf.getChunkCorrection());
}
return true;
}
else
{
return false;
}
}
void SDRdaemonSinkOutput::applySettings(const SDRdaemonSinkSettings& settings, bool force)
{
QMutexLocker mutexLocker(&m_mutex);
bool forwardChange = false;
bool changeTxDelay = false;
if (force || (m_settings.m_dataAddress != settings.m_dataAddress) || (m_settings.m_dataPort != settings.m_dataPort))
{
if (m_sdrDaemonSinkThread != 0) {
m_sdrDaemonSinkThread->setDataAddress(settings.m_dataAddress, settings.m_dataPort);
}
}
if (force || (m_settings.m_sampleRate != settings.m_sampleRate))
{
if (m_sdrDaemonSinkThread != 0) {
m_sdrDaemonSinkThread->setSamplerate(settings.m_sampleRate);
}
m_tickMultiplier = (21*NbSamplesForRateCorrection) / (2*settings.m_sampleRate); // two times per sample filling period plus small extension
m_tickMultiplier = m_tickMultiplier < 20 ? 20 : m_tickMultiplier; // not below half a second
forwardChange = true;
changeTxDelay = true;
}
if (force || (m_settings.m_nbFECBlocks != settings.m_nbFECBlocks))
{
if (m_sdrDaemonSinkThread != 0) {
m_sdrDaemonSinkThread->setNbBlocksFEC(settings.m_nbFECBlocks);
}
changeTxDelay = true;
}
if (force || (m_settings.m_txDelay != settings.m_txDelay))
{
changeTxDelay = true;
}
if (changeTxDelay)
{
if (m_sdrDaemonSinkThread != 0) {
m_sdrDaemonSinkThread->setTxDelay(settings.m_txDelay);
}
}
mutexLocker.unlock();
qDebug() << "SDRdaemonSinkOutput::applySettings:"
<< " m_sampleRate: " << settings.m_sampleRate
<< " m_txDelay: " << settings.m_txDelay
<< " m_nbFECBlocks: " << settings.m_nbFECBlocks
<< " m_apiAddress: " << settings.m_apiAddress
<< " m_apiPort: " << settings.m_apiPort
<< " m_dataAddress: " << settings.m_dataAddress
<< " m_dataPort: " << settings.m_dataPort;
if (forwardChange)
{
DSPSignalNotification *notif = new DSPSignalNotification(settings.m_sampleRate, m_centerFrequency);
m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
}
m_settings = settings;
}
int SDRdaemonSinkOutput::webapiRunGet(
SWGSDRangel::SWGDeviceState& response,
QString& errorMessage __attribute__((unused)))
{
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
return 200;
}
int SDRdaemonSinkOutput::webapiRun(
bool run,
SWGSDRangel::SWGDeviceState& response,
QString& errorMessage __attribute__((unused)))
{
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
MsgStartStop *message = MsgStartStop::create(run);
m_inputMessageQueue.push(message);
if (m_guiMessageQueue)
{
MsgStartStop *messagetoGui = MsgStartStop::create(run);
m_guiMessageQueue->push(messagetoGui);
}
return 200;
}
int SDRdaemonSinkOutput::webapiSettingsGet(
SWGSDRangel::SWGDeviceSettings& response,
QString& errorMessage __attribute__((unused)))
{
response.setSdrDaemonSinkSettings(new SWGSDRangel::SWGSDRdaemonSinkSettings());
response.getSdrDaemonSinkSettings()->init();
webapiFormatDeviceSettings(response, m_settings);
return 200;
}
int SDRdaemonSinkOutput::webapiSettingsPutPatch(
bool force,
const QStringList& deviceSettingsKeys,
SWGSDRangel::SWGDeviceSettings& response, // query + response
QString& errorMessage __attribute__((unused)))
{
SDRdaemonSinkSettings settings = m_settings;
if (deviceSettingsKeys.contains("sampleRate")) {
settings.m_sampleRate = response.getSdrDaemonSinkSettings()->getSampleRate();
}
if (deviceSettingsKeys.contains("txDelay")) {
settings.m_txDelay = response.getSdrDaemonSinkSettings()->getTxDelay();
}
if (deviceSettingsKeys.contains("nbFECBlocks")) {
settings.m_nbFECBlocks = response.getSdrDaemonSinkSettings()->getNbFecBlocks();
}
if (deviceSettingsKeys.contains("apiAddress")) {
settings.m_apiAddress = *response.getSdrDaemonSinkSettings()->getApiAddress();
}
if (deviceSettingsKeys.contains("apiPort")) {
settings.m_apiPort = response.getSdrDaemonSinkSettings()->getApiPort();
}
if (deviceSettingsKeys.contains("dataAddress")) {
settings.m_dataAddress = *response.getSdrDaemonSinkSettings()->getDataAddress();
}
if (deviceSettingsKeys.contains("dataPort")) {
settings.m_dataPort = response.getSdrDaemonSinkSettings()->getDataPort();
}
if (deviceSettingsKeys.contains("deviceIndex")) {
settings.m_deviceIndex = response.getSdrDaemonSinkSettings()->getDeviceIndex();
}
if (deviceSettingsKeys.contains("channelIndex")) {
settings.m_channelIndex = response.getSdrDaemonSinkSettings()->getChannelIndex();
}
MsgConfigureSDRdaemonSink *msg = MsgConfigureSDRdaemonSink::create(settings, force);
m_inputMessageQueue.push(msg);
if (m_guiMessageQueue) // forward to GUI if any
{
MsgConfigureSDRdaemonSink *msgToGUI = MsgConfigureSDRdaemonSink::create(settings, force);
m_guiMessageQueue->push(msgToGUI);
}
webapiFormatDeviceSettings(response, settings);
return 200;
}
int SDRdaemonSinkOutput::webapiReportGet(
SWGSDRangel::SWGDeviceReport& response,
QString& errorMessage __attribute__((unused)))
{
response.setSdrDaemonSinkReport(new SWGSDRangel::SWGSDRdaemonSinkReport());
response.getSdrDaemonSinkReport()->init();
webapiFormatDeviceReport(response);
return 200;
}
void SDRdaemonSinkOutput::webapiFormatDeviceSettings(SWGSDRangel::SWGDeviceSettings& response, const SDRdaemonSinkSettings& settings)
{
response.getSdrDaemonSinkSettings()->setCenterFrequency(m_centerFrequency);
response.getSdrDaemonSinkSettings()->setSampleRate(settings.m_sampleRate);
response.getSdrDaemonSinkSettings()->setTxDelay(settings.m_txDelay);
response.getSdrDaemonSinkSettings()->setNbFecBlocks(settings.m_nbFECBlocks);
response.getSdrDaemonSinkSettings()->setApiAddress(new QString(settings.m_apiAddress));
response.getSdrDaemonSinkSettings()->setApiPort(settings.m_apiPort);
response.getSdrDaemonSinkSettings()->setDataAddress(new QString(settings.m_dataAddress));
response.getSdrDaemonSinkSettings()->setDataPort(settings.m_dataPort);
response.getSdrDaemonSinkSettings()->setDeviceIndex(settings.m_deviceIndex);
response.getSdrDaemonSinkSettings()->setChannelIndex(settings.m_channelIndex);
}
void SDRdaemonSinkOutput::webapiFormatDeviceReport(SWGSDRangel::SWGDeviceReport& response)
{
struct timeval tv;
response.getSdrDaemonSinkReport()->setBufferRwBalance(m_sampleSourceFifo.getRWBalance());
response.getSdrDaemonSinkReport()->setSampleCount(m_sdrDaemonSinkThread ? (int) m_sdrDaemonSinkThread->getSamplesCount(tv) : 0);
}
void SDRdaemonSinkOutput::tick()
{
if (++m_tickCount == m_tickMultiplier)
{
QString reportURL;
reportURL = QString("http://%1:%2/sdrangel/deviceset/%3/channel/%4/report")
.arg(m_settings.m_apiAddress)
.arg(m_settings.m_apiPort)
.arg(m_settings.m_deviceIndex)
.arg(m_settings.m_channelIndex);
m_networkRequest.setUrl(QUrl(reportURL));
m_networkManager->get(m_networkRequest);
m_tickCount = 0;
}
}
void SDRdaemonSinkOutput::networkManagerFinished(QNetworkReply *reply)
{
if (reply->error())
{
qInfo("SDRdaemonSinkOutput::networkManagerFinished: error: %s", qPrintable(reply->errorString()));
return;
}
QString answer = reply->readAll();
try
{
QByteArray jsonBytes(answer.toStdString().c_str());
QJsonParseError error;
QJsonDocument doc = QJsonDocument::fromJson(jsonBytes, &error);
if (error.error == QJsonParseError::NoError)
{
analyzeApiReply(doc.object());
}
else
{
QString errorMsg = QString("Reply JSON error: ") + error.errorString() + QString(" at offset ") + QString::number(error.offset);
qInfo().noquote() << "SDRdaemonSinkOutput::networkManagerFinished" << errorMsg;
}
}
catch (const std::exception& ex)
{
QString errorMsg = QString("Error parsing request: ") + ex.what();
qInfo().noquote() << "SDRdaemonSinkOutput::networkManagerFinished" << errorMsg;
}
}
void SDRdaemonSinkOutput::analyzeApiReply(const QJsonObject& jsonObject)
{
if (!m_sdrDaemonSinkThread) {
return;
}
if (jsonObject.contains("DaemonSourceReport"))
{
QJsonObject report = jsonObject["DaemonSourceReport"].toObject();
m_centerFrequency = report["deviceCenterFreq"].toInt() * 1000;
int queueSize = report["queueSize"].toInt();
queueSize = queueSize == 0 ? 10 : queueSize;
int queueLength = report["queueLength"].toInt();
int queueLengthPercent = (queueLength*100)/queueSize;
uint64_t remoteTimestampUs = report["tvSec"].toInt()*1000000ULL + report["tvUSec"].toInt();
uint32_t remoteSampleCountDelta, remoteSampleCount;
remoteSampleCount = report["samplesCount"].toInt();
if (remoteSampleCount < m_lastRemoteSampleCount) {
remoteSampleCountDelta = (0xFFFFFFFFU - m_lastRemoteSampleCount) + remoteSampleCount + 1;
} else {
remoteSampleCountDelta = remoteSampleCount - m_lastRemoteSampleCount;
}
uint32_t sampleCountDelta, sampleCount;
struct timeval tv;
sampleCount = m_sdrDaemonSinkThread->getSamplesCount(tv);
if (sampleCount < m_lastSampleCount) {
sampleCountDelta = (0xFFFFFFFFU - m_lastSampleCount) + sampleCount + 1;
} else {
sampleCountDelta = sampleCount - m_lastSampleCount;
}
uint64_t timestampUs = tv.tv_sec*1000000ULL + tv.tv_usec;
// on initial state wait for queue stabilization
if ((m_lastRemoteTimestampRateCorrection == 0) && (queueLength >= m_lastQueueLength-1) && (queueLength <= m_lastQueueLength+1))
{
m_lastRemoteTimestampRateCorrection = remoteTimestampUs;
m_lastTimestampRateCorrection = timestampUs;
m_nbRemoteSamplesSinceRateCorrection = 0;
m_nbSamplesSinceRateCorrection = 0;
}
else
{
m_nbRemoteSamplesSinceRateCorrection += remoteSampleCountDelta;
m_nbSamplesSinceRateCorrection += sampleCountDelta;
qDebug("SDRdaemonSinkOutput::analyzeApiReply: queueLengthPercent: %d m_nbSamplesSinceRateCorrection: %u",
queueLengthPercent,
m_nbRemoteSamplesSinceRateCorrection);
if (m_nbRemoteSamplesSinceRateCorrection > NbSamplesForRateCorrection)
{
sampleRateCorrection(remoteTimestampUs - m_lastRemoteTimestampRateCorrection,
timestampUs - m_lastTimestampRateCorrection,
m_nbRemoteSamplesSinceRateCorrection,
m_nbSamplesSinceRateCorrection);
m_lastRemoteTimestampRateCorrection = remoteTimestampUs;
m_lastTimestampRateCorrection = timestampUs;
m_nbRemoteSamplesSinceRateCorrection = 0;
m_nbSamplesSinceRateCorrection = 0;
}
}
m_lastRemoteSampleCount = remoteSampleCount;
m_lastSampleCount = sampleCount;
m_lastQueueLength = queueLength;
}
}
void SDRdaemonSinkOutput::sampleRateCorrection(double remoteTimeDeltaUs, double timeDeltaUs, uint32_t remoteSampleCount, uint32_t sampleCount)
{
double deltaSR = (remoteSampleCount/remoteTimeDeltaUs) - (sampleCount/timeDeltaUs);
double chunkCorr = 50000 * deltaSR; // for 50ms chunk intervals (50000us)
m_chunkSizeCorrection += roundf(chunkCorr);
qDebug("SDRdaemonSinkOutput::sampleRateCorrection: %d (%f) samples", m_chunkSizeCorrection, chunkCorr);
MsgConfigureSDRdaemonSinkChunkCorrection* message = MsgConfigureSDRdaemonSinkChunkCorrection::create(m_chunkSizeCorrection);
getInputMessageQueue()->push(message);
}
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