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BFM demod: updated threading model. Part of #1346

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This commit is contained in:
f4exb 2022-10-12 22:52:50 +02:00
parent ab936710ea
commit c9dad59438
4 changed files with 69 additions and 42 deletions
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63
plugins/channelrx/demodbfm/bfmdemod.cpp
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@ -51,17 +51,13 @@ const int BFMDemod::m_udpBlockSize = 512;
BFMDemod::BFMDemod(DeviceAPI *deviceAPI) :
ChannelAPI(m_channelIdURI, ChannelAPI::StreamSingleSink),
m_deviceAPI(deviceAPI),
m_thread(nullptr),
m_basebandSink(nullptr),
m_running(false),
m_spectrumVis(SDR_RX_SCALEF),
m_basebandSampleRate(0)
{
setObjectName(m_channelId);
m_thread = new QThread(this);
m_basebandSink = new BFMDemodBaseband();
m_basebandSink->setSpectrumSink(&m_spectrumVis);
m_basebandSink->setChannel(this);
m_basebandSink->moveToThread(m_thread);
applySettings(m_settings, true);
m_deviceAPI->addChannelSink(this);
@ -80,6 +76,8 @@ BFMDemod::BFMDemod(DeviceAPI *deviceAPI) :
this,
&BFMDemod::handleIndexInDeviceSetChanged
);
start();
}
BFMDemod::~BFMDemod()
@ -94,8 +92,7 @@ BFMDemod::~BFMDemod()
m_deviceAPI->removeChannelSinkAPI(this);
m_deviceAPI->removeChannelSink(this);
delete m_basebandSink;
delete m_thread;
stop();
}
void BFMDemod::setDeviceAPI(DeviceAPI *deviceAPI)
@ -123,7 +120,19 @@ void BFMDemod::feed(const SampleVector::const_iterator& begin, const SampleVecto
void BFMDemod::start()
{
if (m_running) {
return;
}
qDebug() << "BFMDemod::start";
m_thread = new QThread(this);
m_basebandSink = new BFMDemodBaseband();
m_basebandSink->setSpectrumSink(&m_spectrumVis);
m_basebandSink->setChannel(this);
m_basebandSink->moveToThread(m_thread);
QObject::connect(m_thread, &QThread::finished, m_basebandSink, &QObject::deleteLater);
QObject::connect(m_thread, &QThread::finished, m_thread, &QThread::deleteLater);
if (m_basebandSampleRate != 0) {
m_basebandSink->setBasebandSampleRate(m_basebandSampleRate);
@ -136,11 +145,18 @@ void BFMDemod::start()
spectrumSettings.m_ssb = true;
SpectrumVis::MsgConfigureSpectrumVis *msg = SpectrumVis::MsgConfigureSpectrumVis::create(spectrumSettings, false);
m_spectrumVis.getInputMessageQueue()->push(msg);
m_running = true;
}
void BFMDemod::stop()
{
if (!m_running) {
return;
}
qDebug() << "BFMDemod::stop";
m_running = false;
m_thread->exit();
m_thread->wait();
}
@ -160,10 +176,14 @@ bool BFMDemod::handleMessage(const Message& cmd)
{
DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
m_basebandSampleRate = notif.getSampleRate();
// Forward to the sink
DSPSignalNotification* rep = new DSPSignalNotification(notif); // make a copy
qDebug() << "BFMDemod::handleMessage: DSPSignalNotification";
m_basebandSink->getInputMessageQueue()->push(rep);
// Forward to the sink
if (m_running)
{
DSPSignalNotification* rep = new DSPSignalNotification(notif); // make a copy
m_basebandSink->getInputMessageQueue()->push(rep);
}
if (getMessageQueueToGUI()) {
getMessageQueueToGUI()->push(new DSPSignalNotification(notif));
@ -253,8 +273,11 @@ void BFMDemod::applySettings(const BFMDemodSettings& settings, bool force)
reverseAPIKeys.append("streamIndex");
}
BFMDemodBaseband::MsgConfigureBFMDemodBaseband *msg = BFMDemodBaseband::MsgConfigureBFMDemodBaseband::create(settings, force);
m_basebandSink->getInputMessageQueue()->push(msg);
if (m_running)
{
BFMDemodBaseband::MsgConfigureBFMDemodBaseband *msg = BFMDemodBaseband::MsgConfigureBFMDemodBaseband::create(settings, force);
m_basebandSink->getInputMessageQueue()->push(msg);
}
if (settings.m_useReverseAPI)
{
@ -512,12 +535,16 @@ void BFMDemod::webapiFormatChannelReport(SWGSDRangel::SWGChannelReport& response
getMagSqLevels(magsqAvg, magsqPeak, nbMagsqSamples);
response.getBfmDemodReport()->setChannelPowerDb(CalcDb::dbPower(magsqAvg));
response.getBfmDemodReport()->setSquelch(m_basebandSink->getSquelchState() > 0 ? 1 : 0);
response.getBfmDemodReport()->setAudioSampleRate(m_basebandSink->getAudioSampleRate());
response.getBfmDemodReport()->setChannelSampleRate(m_basebandSink->getChannelSampleRate());
response.getBfmDemodReport()->setPilotLocked(getPilotLock() ? 1 : 0);
response.getBfmDemodReport()->setPilotPowerDb(CalcDb::dbPower(getPilotLevel()));
if (m_running)
{
response.getBfmDemodReport()->setSquelch(m_basebandSink->getSquelchState() > 0 ? 1 : 0);
response.getBfmDemodReport()->setAudioSampleRate(m_basebandSink->getAudioSampleRate());
response.getBfmDemodReport()->setChannelSampleRate(m_basebandSink->getChannelSampleRate());
}
if (m_settings.m_rdsActive)
{
response.getBfmDemodReport()->setRdsReport(new SWGSDRangel::SWGRDSReport());
@ -708,7 +735,7 @@ void BFMDemod::networkManagerFinished(QNetworkReply *reply)
void BFMDemod::handleIndexInDeviceSetChanged(int index)
{
if (index < 0) {
if (!m_running && (index < 0)) {
return;
}

3
plugins/channelrx/demodbfm/bfmdemod.h
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@ -152,7 +152,8 @@ public:
private:
DeviceAPI *m_deviceAPI;
QThread *m_thread;
BFMDemodBaseband* m_basebandSink;
BFMDemodBaseband *m_basebandSink;
bool m_running;
BFMDemodSettings m_settings;
SpectrumVis m_spectrumVis;
int m_basebandSampleRate; //!< stored from device message used when starting baseband sink

41
plugins/channelrx/demodbfm/bfmdemodbaseband.cpp
View File

@ -28,11 +28,11 @@
MESSAGE_CLASS_DEFINITION(BFMDemodBaseband::MsgConfigureBFMDemodBaseband, Message)
BFMDemodBaseband::BFMDemodBaseband() :
m_channelizer(&m_sink),
m_messageQueueToGUI(nullptr),
m_spectrumVis(nullptr)
{
m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(48000));
m_channelizer = new DownChannelizer(&m_sink);
qDebug("BFMDemodBaseband::BFMDemodBaseband");
QObject::connect(
@ -53,7 +53,6 @@ BFMDemodBaseband::BFMDemodBaseband() :
BFMDemodBaseband::~BFMDemodBaseband()
{
DSPEngine::instance()->getAudioDeviceManager()->removeAudioSink(m_sink.getAudioFifo());
delete m_channelizer;
}
void BFMDemodBaseband::reset()
@ -88,12 +87,12 @@ void BFMDemodBaseband::handleData()
// first part of FIFO data
if (part1begin != part1end) {
m_channelizer->feed(part1begin, part1end);
m_channelizer.feed(part1begin, part1end);
}
// second part of FIFO data (used when block wraps around)
if(part2begin != part2end) {
m_channelizer->feed(part2begin, part2end);
m_channelizer.feed(part2begin, part2end);
}
m_sampleFifo.readCommit((unsigned int) count);
@ -130,24 +129,24 @@ bool BFMDemodBaseband::handleMessage(const Message& cmd)
DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
qDebug() << "BFMDemodBaseband::handleMessage: DSPSignalNotification: basebandSampleRate: " << notif.getSampleRate();
m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(notif.getSampleRate()));
m_channelizer->setBasebandSampleRate(notif.getSampleRate());
m_sink.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
m_channelizer.setBasebandSampleRate(notif.getSampleRate());
m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
if (m_channelSampleRate != m_channelizer->getChannelSampleRate())
if (m_channelSampleRate != m_channelizer.getChannelSampleRate())
{
m_sink.applyAudioSampleRate(m_sink.getAudioSampleRate()); // reapply when channel sample rate changes
m_channelSampleRate = m_channelizer->getChannelSampleRate();
m_channelSampleRate = m_channelizer.getChannelSampleRate();
}
if (getMessageQueueToGUI())
{
BFMDemodReport::MsgReportChannelSampleRateChanged *msg = BFMDemodReport::MsgReportChannelSampleRateChanged::create(m_channelizer->getChannelSampleRate());
BFMDemodReport::MsgReportChannelSampleRateChanged *msg = BFMDemodReport::MsgReportChannelSampleRateChanged::create(m_channelizer.getChannelSampleRate());
getMessageQueueToGUI()->push(msg);
}
if (m_spectrumVis)
{
DSPSignalNotification *msg = new DSPSignalNotification(m_channelizer->getChannelSampleRate(), 0);
DSPSignalNotification *msg = new DSPSignalNotification(m_channelizer.getChannelSampleRate(), 0);
m_spectrumVis->getInputMessageQueue()->push(msg);
}
@ -164,24 +163,24 @@ void BFMDemodBaseband::applySettings(const BFMDemodSettings& settings, bool forc
if ((settings.m_rfBandwidth != m_settings.m_rfBandwidth)
|| (settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset) || force)
{
m_channelizer->setChannelization(BFMDemodSettings::requiredBW(settings.m_rfBandwidth), settings.m_inputFrequencyOffset);
m_sink.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
m_channelizer.setChannelization(BFMDemodSettings::requiredBW(settings.m_rfBandwidth), settings.m_inputFrequencyOffset);
m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
if (m_channelSampleRate != m_channelizer->getChannelSampleRate())
if (m_channelSampleRate != m_channelizer.getChannelSampleRate())
{
m_sink.applyAudioSampleRate(m_sink.getAudioSampleRate()); // reapply when channel sample rate changea
m_channelSampleRate = m_channelizer->getChannelSampleRate();
m_channelSampleRate = m_channelizer.getChannelSampleRate();
}
if (getMessageQueueToGUI())
{
BFMDemodReport::MsgReportChannelSampleRateChanged *msg = BFMDemodReport::MsgReportChannelSampleRateChanged::create(m_channelizer->getChannelSampleRate());
BFMDemodReport::MsgReportChannelSampleRateChanged *msg = BFMDemodReport::MsgReportChannelSampleRateChanged::create(m_channelizer.getChannelSampleRate());
getMessageQueueToGUI()->push(msg);
}
if (m_spectrumVis)
{
DSPSignalNotification *msg = new DSPSignalNotification(m_channelizer->getChannelSampleRate(), 0);
DSPSignalNotification *msg = new DSPSignalNotification(m_channelizer.getChannelSampleRate(), 0);
m_spectrumVis->getInputMessageQueue()->push(msg);
}
}
@ -207,24 +206,24 @@ void BFMDemodBaseband::applySettings(const BFMDemodSettings& settings, bool forc
int BFMDemodBaseband::getChannelSampleRate() const
{
return m_channelizer->getChannelSampleRate();
return m_channelizer.getChannelSampleRate();
}
void BFMDemodBaseband::setBasebandSampleRate(int sampleRate)
{
m_channelizer->setBasebandSampleRate(sampleRate);
m_sink.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
m_channelizer.setBasebandSampleRate(sampleRate);
m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
if (getMessageQueueToGUI())
{
BFMDemodReport::MsgReportChannelSampleRateChanged *msg = BFMDemodReport::MsgReportChannelSampleRateChanged::create(m_channelizer->getChannelSampleRate());
BFMDemodReport::MsgReportChannelSampleRateChanged *msg = BFMDemodReport::MsgReportChannelSampleRateChanged::create(m_channelizer.getChannelSampleRate());
getMessageQueueToGUI()->push(msg);
}
if (m_spectrumVis)
{
DSPSignalNotification *msg = new DSPSignalNotification(m_channelizer->getChannelSampleRate(), 0);
DSPSignalNotification *msg = new DSPSignalNotification(m_channelizer.getChannelSampleRate(), 0);
m_spectrumVis->getInputMessageQueue()->push(msg);
}
}

4
plugins/channelrx/demodbfm/bfmdemodbaseband.h
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@ -22,12 +22,12 @@
#include <QRecursiveMutex>
#include "dsp/samplesinkfifo.h"
#include "dsp/downchannelizer.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "bfmdemodsink.h"
class DownChannelizer;
class SpectrumVis;
class BFMDemodBaseband : public QObject
@ -85,7 +85,7 @@ public:
private:
SampleSinkFifo m_sampleFifo;
DownChannelizer *m_channelizer;
DownChannelizer m_channelizer;
int m_channelSampleRate;
BFMDemodSink m_sink;
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication