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SDRdaemonSink: implemented Tx queue stabilization

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This commit is contained in:
f4exb 2017-06-05 01:18:35 +02:00
parent 5b48a3f4a9
commit 1642a0d92c
7 changed files with 72 additions and 4 deletions
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33
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkgui.cpp
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@ -23,6 +23,7 @@
#include <QMessageBox>
#include <boost/algorithm/string.hpp>
#include <boost/lexical_cast.hpp>
#include <nanomsg/nn.h>
#include <nanomsg/pair.h>
@ -48,6 +49,7 @@ SDRdaemonSinkGui::SDRdaemonSinkGui(DeviceSinkAPI *deviceAPI, QWidget* parent) :
m_sampleRate(0),
m_samplesCount(0),
m_tickCount(0),
m_nbSinceLastFlowCheck(0),
m_lastEngineState((DSPDeviceSinkEngine::State)-1),
m_doApplySettings(true),
m_forceSettings(true)
@ -522,7 +524,7 @@ void SDRdaemonSinkGui::updateWithStreamTime()
void SDRdaemonSinkGui::tick()
{
if ((++m_tickCount & 0xf) == 0)
if ((++m_tickCount & 0xf) == 0) // 16*50ms ~800ms
{
void *msgBuf = 0;
@ -540,7 +542,36 @@ void SDRdaemonSinkGui::tick()
if (nbTokens > 0) // at least the queue length is given
{
try
{
int queueLength = boost::lexical_cast<int>(strs[0]);
ui->queueLengthText->setText(QString::fromStdString(strs[0]));
m_nbSinceLastFlowCheck++;
int samplesCorr = 0;
if (queueLength < 10)
{
// samplesCorr = ((10 - queueLength)*m_nbSinceLastFlowCheck)/10;
samplesCorr = ((10 - queueLength)*16)/m_nbSinceLastFlowCheck;
}
else if (queueLength > 10)
{
// samplesCorr = ((10 - queueLength)*m_nbSinceLastFlowCheck)/10;
samplesCorr = ((10 - queueLength)*16)/m_nbSinceLastFlowCheck;
}
if (samplesCorr != 0)
{
samplesCorr = samplesCorr < -50 ? -50 : samplesCorr > 50 ? 50 : samplesCorr;
SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkChunkCorrection* message = SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkChunkCorrection::create(samplesCorr);
m_deviceSampleSink->getInputMessageQueue()->push(message);
m_nbSinceLastFlowCheck = 0;
}
}
catch(const boost::bad_lexical_cast &)
{
qDebug("SDRdaemonSinkGui::tick: queue length invalid: %s", strs[0].c_str());
}
}
if (nbTokens > 1) // the quality indicator is given also

1
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkgui.h
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@ -62,6 +62,7 @@ private:
quint64 m_deviceCenterFrequency; //!< Center frequency in device
int m_samplesCount;
std::size_t m_tickCount;
std::size_t m_nbSinceLastFlowCheck;
int m_lastEngineState;
bool m_doApplySettings;
bool m_forceSettings;

2
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkgui.ui
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@ -434,7 +434,7 @@
</size>
</property>
<property name="toolTip">
<string>Average number of blocks received / Average number of blocks used for recovery</string>
<string>Transmitter average number of blocks received / average number of blocks used for recovery</string>
</property>
<property name="text">
<string>100.0/100.0</string>

12
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkoutput.cpp
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@ -32,6 +32,7 @@
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSink, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkWork, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkStreamTiming, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgConfigureSDRdaemonSinkChunkCorrection, Message)
MESSAGE_CLASS_DEFINITION(SDRdaemonSinkOutput::MsgReportSDRdaemonSinkStreamTiming, Message)
SDRdaemonSinkOutput::SDRdaemonSinkOutput(DeviceSinkAPI *deviceAPI, const QTimer& masterTimer) :
@ -149,6 +150,17 @@ bool SDRdaemonSinkOutput::handleMessage(const Message& message)
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;

20
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkoutput.h
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@ -75,6 +75,26 @@ public:
{ }
};
class MsgConfigureSDRdaemonSinkChunkCorrection : public Message {
MESSAGE_CLASS_DECLARATION
public:
int getChunkCorrection() const { return m_chunkCorrection; }
static MsgConfigureSDRdaemonSinkChunkCorrection* create(int chunkCorrection)
{
return new MsgConfigureSDRdaemonSinkChunkCorrection(chunkCorrection);
}
private:
int m_chunkCorrection;
MsgConfigureSDRdaemonSinkChunkCorrection(int chunkCorrection) :
Message(),
m_chunkCorrection(chunkCorrection)
{ }
};
class MsgConfigureSDRdaemonSinkStreamTiming : public Message {
MESSAGE_CLASS_DECLARATION

2
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkthread.cpp
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@ -29,6 +29,7 @@ SDRdaemonSinkThread::SDRdaemonSinkThread(SampleSourceFifo* sampleFifo, QObject*
m_samplesChunkSize(0),
m_sampleFifo(sampleFifo),
m_samplesCount(0),
m_chunkCorrection(0),
m_samplerate(0),
m_throttlems(SDRDAEMONSINK_THROTTLE_MS),
m_maxThrottlems(50),
@ -121,6 +122,7 @@ void SDRdaemonSinkThread::tick()
{
m_throttlems = throttlems;
m_samplesChunkSize = (m_samplerate * (m_throttlems+(m_throttleToggle ? 1 : 0))) / 1000;
m_samplesChunkSize = m_samplesChunkSize + m_chunkCorrection > 0 ? m_samplesChunkSize + m_chunkCorrection : m_samplesChunkSize;
m_throttleToggle = !m_throttleToggle;
}

4
plugins/samplesink/sdrdaemonsink/sdrdaemonsinkthread.h
View File

@ -56,6 +56,7 @@ public:
std::size_t getSamplesCount() const { return m_samplesCount; }
void setSamplesCount(int samplesCount) { m_samplesCount = samplesCount; }
void setChunkCorrection(int chunkCorrection) { m_chunkCorrection = chunkCorrection; }
void connectTimer(const QTimer& timer);
@ -64,9 +65,10 @@ private:
QWaitCondition m_startWaiter;
bool m_running;
unsigned int m_samplesChunkSize;
int m_samplesChunkSize;
SampleSourceFifo* m_sampleFifo;
std::size_t m_samplesCount;
int m_chunkCorrection;
int m_samplerate;
int m_throttlems;