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AM demod: updated threading model. Part of #1346

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This commit is contained in:
f4exb 2022-10-12 22:38:46 +02:00
parent 3589b3f076
commit ab936710ea
4 changed files with 67 additions and 60 deletions
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84
plugins/channelrx/demodam/amdemod.cpp
View File

@ -51,15 +51,13 @@ const int AMDemod::m_udpBlockSize = 512;
AMDemod::AMDemod(DeviceAPI *deviceAPI) :
ChannelAPI(m_channelIdURI, ChannelAPI::StreamSingleSink),
m_deviceAPI(deviceAPI),
m_thread(nullptr),
m_basebandSink(nullptr),
m_running(false),
m_basebandSampleRate(0),
m_lastTs(0)
{
setObjectName(m_channelId);
m_basebandSink = new AMDemodBaseband();
m_basebandSink->setChannel(this);
m_basebandSink->moveToThread(&m_thread);
applySettings(m_settings, true);
m_deviceAPI->addChannelSink(this);
@ -72,31 +70,18 @@ AMDemod::AMDemod(DeviceAPI *deviceAPI) :
this,
&AMDemod::networkManagerFinished
);
// Experimental:
// QObject::connect(
// m_deviceAPI->getSampleSource()->getSampleFifo(),
// &SampleSinkFifo::written,
// this,
// &AMDemod::handleWrittenToFifo
// );
QObject::connect(
this,
&ChannelAPI::indexInDeviceSetChanged,
this,
&AMDemod::handleIndexInDeviceSetChanged
);
start();
}
AMDemod::~AMDemod()
{
qDebug("AMDemod::~AMDemod");
// Experimental:
// QObject::disconnect(
// m_deviceAPI->getSampleSource()->getSampleFifo(),
// &SampleSinkFifo::written,
// this,
// &AMDemod::handleWrittenToFifo
// );
QObject::disconnect(
m_networkManager,
&QNetworkAccessManager::finished,
@ -106,12 +91,7 @@ AMDemod::~AMDemod()
delete m_networkManager;
m_deviceAPI->removeChannelSinkAPI(this);
m_deviceAPI->removeChannelSink(this);
if (m_basebandSink->isRunning()) {
stop();
}
delete m_basebandSink;
stop();
}
void AMDemod::setDeviceAPI(DeviceAPI *deviceAPI)
@ -139,25 +119,42 @@ void AMDemod::feed(const SampleVector::const_iterator& begin, const SampleVector
void AMDemod::start()
{
if (m_running) {
return;
}
qDebug("AMDemod::start");
m_thread = new QThread();
m_basebandSink = new AMDemodBaseband();
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);
m_basebandSink->reset();
m_basebandSink->startWork();
m_thread.start();
m_thread->start();
DSPSignalNotification *dspMsg = new DSPSignalNotification(m_basebandSampleRate, m_centerFrequency);
m_basebandSink->getInputMessageQueue()->push(dspMsg);
AMDemodBaseband::MsgConfigureAMDemodBaseband *msg = AMDemodBaseband::MsgConfigureAMDemodBaseband::create(m_settings, true);
m_basebandSink->getInputMessageQueue()->push(msg);
m_running = true;
}
void AMDemod::stop()
{
if (!m_running) {
return;
}
qDebug("AMDemod::stop");
m_basebandSink->stopWork();
m_thread.quit();
m_thread.wait();
m_running = false;
m_thread->quit();
m_thread->wait();
}
bool AMDemod::handleMessage(const Message& cmd)
@ -175,10 +172,14 @@ bool AMDemod::handleMessage(const Message& cmd)
DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
m_basebandSampleRate = notif.getSampleRate();
m_centerFrequency = notif.getCenterFrequency();
// Forward to the sink
DSPSignalNotification* rep = new DSPSignalNotification(notif); // make a copy
qDebug() << "AMDemod::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));
@ -284,8 +285,11 @@ void AMDemod::applySettings(const AMDemodSettings& settings, bool force)
reverseAPIKeys.append("streamIndex");
}
AMDemodBaseband::MsgConfigureAMDemodBaseband *msg = AMDemodBaseband::MsgConfigureAMDemodBaseband::create(settings, force);
m_basebandSink->getInputMessageQueue()->push(msg);
if (m_running)
{
AMDemodBaseband::MsgConfigureAMDemodBaseband *msg = AMDemodBaseband::MsgConfigureAMDemodBaseband::create(settings, force);
m_basebandSink->getInputMessageQueue()->push(msg);
}
if (settings.m_useReverseAPI)
{
@ -547,9 +551,13 @@ void AMDemod::webapiFormatChannelReport(SWGSDRangel::SWGChannelReport& response)
getMagSqLevels(magsqAvg, magsqPeak, nbMagsqSamples);
response.getAmDemodReport()->setChannelPowerDb(CalcDb::dbPower(magsqAvg));
response.getAmDemodReport()->setSquelch(m_basebandSink->getSquelchOpen() ? 1 : 0);
response.getAmDemodReport()->setAudioSampleRate(m_basebandSink->getAudioSampleRate());
response.getAmDemodReport()->setChannelSampleRate(m_basebandSink->getChannelSampleRate());
if (m_running)
{
response.getAmDemodReport()->setSquelch(m_basebandSink->getSquelchOpen() ? 1 : 0);
response.getAmDemodReport()->setAudioSampleRate(m_basebandSink->getAudioSampleRate());
response.getAmDemodReport()->setChannelSampleRate(m_basebandSink->getChannelSampleRate());
}
}
void AMDemod::webapiReverseSendSettings(QList<QString>& channelSettingsKeys, const AMDemodSettings& settings, bool force)
@ -705,7 +713,7 @@ void AMDemod::handleWrittenToFifo(int nsamples, qint64 timestamp)
void AMDemod::handleIndexInDeviceSetChanged(int index)
{
if (index < 0) {
if (!m_running || (index < 0)) {
return;
}

6
plugins/channelrx/demodam/amdemod.h
View File

@ -21,7 +21,6 @@
#include <vector>
#include <QNetworkRequest>
#include <QThread>
#include "dsp/basebandsamplesink.h"
#include "channel/channelapi.h"
@ -137,8 +136,9 @@ public:
private:
DeviceAPI *m_deviceAPI;
QThread m_thread;
AMDemodBaseband* m_basebandSink;
QThread *m_thread;
AMDemodBaseband *m_basebandSink;
bool m_running;
AMDemodSettings m_settings;
int m_basebandSampleRate; //!< stored from device message used when starting baseband sink
qint64 m_centerFrequency;

33
plugins/channelrx/demodam/amdemodbaseband.cpp
View File

@ -26,12 +26,12 @@
MESSAGE_CLASS_DEFINITION(AMDemodBaseband::MsgConfigureAMDemodBaseband, Message)
AMDemodBaseband::AMDemodBaseband() :
m_channelizer(&m_sink),
m_running(false)
{
qDebug("AMDemodBaseband::AMDemodBaseband");
m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(48000));
m_channelizer = new DownChannelizer(&m_sink);
DSPEngine::instance()->getAudioDeviceManager()->addAudioSink(m_sink.getAudioFifo(), getInputMessageQueue());
m_sink.applyAudioSampleRate(DSPEngine::instance()->getAudioDeviceManager()->getOutputSampleRate());
@ -42,7 +42,6 @@ AMDemodBaseband::~AMDemodBaseband()
{
m_inputMessageQueue.clear();
DSPEngine::instance()->getAudioDeviceManager()->removeAudioSink(m_sink.getAudioFifo());
delete m_channelizer;
}
void AMDemodBaseband::reset()
@ -105,12 +104,12 @@ void AMDemodBaseband::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);
@ -147,13 +146,13 @@ bool AMDemodBaseband::handleMessage(const Message& cmd)
DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
qDebug() << "AMDemodBaseband::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();
}
return true;
@ -168,13 +167,13 @@ void AMDemodBaseband::applySettings(const AMDemodSettings& settings, bool force)
{
if ((settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset) || force)
{
m_channelizer->setChannelization(m_sink.getAudioSampleRate(), settings.m_inputFrequencyOffset);
m_sink.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
m_channelizer.setChannelization(m_sink.getAudioSampleRate(), 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 changes
m_channelSampleRate = m_channelizer->getChannelSampleRate();
m_channelSampleRate = m_channelizer.getChannelSampleRate();
}
}
@ -189,8 +188,8 @@ void AMDemodBaseband::applySettings(const AMDemodSettings& settings, bool force)
if (m_sink.getAudioSampleRate() != audioSampleRate)
{
m_channelizer->setChannelization(audioSampleRate, settings.m_inputFrequencyOffset);
m_sink.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
m_channelizer.setChannelization(audioSampleRate, settings.m_inputFrequencyOffset);
m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
m_sink.applyAudioSampleRate(audioSampleRate);
}
}
@ -202,12 +201,12 @@ void AMDemodBaseband::applySettings(const AMDemodSettings& settings, bool force)
int AMDemodBaseband::getChannelSampleRate() const
{
return m_channelizer->getChannelSampleRate();
return m_channelizer.getChannelSampleRate();
}
void AMDemodBaseband::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());
}

4
plugins/channelrx/demodam/amdemodbaseband.h
View File

@ -22,12 +22,12 @@
#include <QRecursiveMutex>
#include "dsp/samplesinkfifo.h"
#include "dsp/downchannelizer.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "amdemodsink.h"
class DownChannelizer;
class ChannelAPI;
class AMDemodBaseband : public QObject
@ -79,7 +79,7 @@ public:
private:
SampleSinkFifo m_sampleFifo;
DownChannelizer *m_channelizer;
DownChannelizer m_channelizer;
int m_channelSampleRate;
AMDemodSink m_sink;
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication