mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-12-25 04:03:30 -05:00
542 lines
15 KiB
C++
542 lines
15 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2016 F4EXB //
|
|
// written by Edouard Griffiths //
|
|
// //
|
|
// 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 //
|
|
// (at your option) any later version. //
|
|
// //
|
|
// 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 <stdio.h>
|
|
#include <QDebug>
|
|
#include <QThread>
|
|
|
|
#include "dspdevicesinkengine.h"
|
|
|
|
#include "dsp/basebandsamplesource.h"
|
|
#include "dsp/basebandsamplesink.h"
|
|
#include "dsp/devicesamplesink.h"
|
|
#include "dsp/dspcommands.h"
|
|
#include "samplesourcefifodb.h"
|
|
|
|
DSPDeviceSinkEngine::DSPDeviceSinkEngine(uint32_t uid, QObject* parent) :
|
|
QThread(parent),
|
|
m_uid(uid),
|
|
m_state(StNotStarted),
|
|
m_deviceSampleSink(nullptr),
|
|
m_sampleSinkSequence(0),
|
|
m_basebandSampleSources(),
|
|
m_spectrumSink(nullptr),
|
|
m_sampleRate(0),
|
|
m_centerFrequency(0)
|
|
{
|
|
connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()), Qt::QueuedConnection);
|
|
connect(&m_syncMessenger, SIGNAL(messageSent()), this, SLOT(handleSynchronousMessages()), Qt::QueuedConnection);
|
|
|
|
moveToThread(this);
|
|
}
|
|
|
|
DSPDeviceSinkEngine::~DSPDeviceSinkEngine()
|
|
{
|
|
stop();
|
|
wait();
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::run()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::run";
|
|
m_state = StIdle;
|
|
exec();
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::start()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::start";
|
|
QThread::start();
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::stop()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::stop";
|
|
gotoIdle();
|
|
m_state = StNotStarted;
|
|
QThread::exit();
|
|
// DSPExit cmd;
|
|
// m_syncMessenger.sendWait(cmd);
|
|
}
|
|
|
|
bool DSPDeviceSinkEngine::initGeneration()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::initGeneration";
|
|
DSPGenerationInit cmd;
|
|
|
|
return m_syncMessenger.sendWait(cmd) == StReady;
|
|
}
|
|
|
|
bool DSPDeviceSinkEngine::startGeneration()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::startGeneration";
|
|
DSPGenerationStart cmd;
|
|
|
|
return m_syncMessenger.sendWait(cmd) == StRunning;
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::stopGeneration()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::stopGeneration";
|
|
DSPGenerationStop cmd;
|
|
m_syncMessenger.storeMessage(cmd);
|
|
handleSynchronousMessages();
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::setSink(DeviceSampleSink* sink)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::setSink";
|
|
DSPSetSink cmd(sink);
|
|
m_syncMessenger.sendWait(cmd);
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::setSinkSequence(int sequence)
|
|
{
|
|
qDebug("DSPDeviceSinkEngine::setSinkSequence: seq: %d", sequence);
|
|
m_sampleSinkSequence = sequence;
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::addChannelSource(BasebandSampleSource* source)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::addChannelSource: " << source->objectName().toStdString().c_str();
|
|
DSPAddBasebandSampleSource cmd(source);
|
|
m_syncMessenger.sendWait(cmd);
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::removeChannelSource(BasebandSampleSource* source)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::removeChannelSource: " << source->objectName().toStdString().c_str();
|
|
DSPRemoveBasebandSampleSource cmd(source);
|
|
m_syncMessenger.sendWait(cmd);
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::addSpectrumSink(BasebandSampleSink* spectrumSink)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::addSpectrumSink: " << spectrumSink->objectName().toStdString().c_str();
|
|
DSPAddSpectrumSink cmd(spectrumSink);
|
|
m_syncMessenger.sendWait(cmd);
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::removeSpectrumSink(BasebandSampleSink* spectrumSink)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::removeSpectrumSink: " << spectrumSink->objectName().toStdString().c_str();
|
|
DSPRemoveSpectrumSink cmd(spectrumSink);
|
|
m_syncMessenger.sendWait(cmd);
|
|
}
|
|
|
|
QString DSPDeviceSinkEngine::errorMessage()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::errorMessage";
|
|
DSPGetErrorMessage cmd;
|
|
m_syncMessenger.sendWait(cmd);
|
|
return cmd.getErrorMessage();
|
|
}
|
|
|
|
QString DSPDeviceSinkEngine::sinkDeviceDescription()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::sinkDeviceDescription";
|
|
DSPGetSinkDeviceDescription cmd;
|
|
m_syncMessenger.sendWait(cmd);
|
|
return cmd.getDeviceDescription();
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::workSampleFifo()
|
|
{
|
|
SampleSourceFifo *sourceFifo = m_deviceSampleSink->getSampleFifo();
|
|
|
|
if (!sourceFifo) {
|
|
return;
|
|
}
|
|
|
|
SampleVector& data = sourceFifo->getData();
|
|
unsigned int iPart1Begin, iPart1End, iPart2Begin, iPart2End;
|
|
unsigned int remainder = sourceFifo->remainder();
|
|
|
|
while ((remainder > 0) && (m_inputMessageQueue.size() == 0))
|
|
{
|
|
sourceFifo->write(remainder, iPart1Begin, iPart1End, iPart2Begin, iPart2End);
|
|
|
|
if (iPart1Begin != iPart1End) {
|
|
workSamples(data, iPart1Begin, iPart1End);
|
|
}
|
|
|
|
if (iPart2Begin != iPart2End) {
|
|
workSamples(data, iPart2Begin, iPart2End);
|
|
}
|
|
|
|
remainder = sourceFifo->remainder();
|
|
}
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::workSamples(SampleVector& data, unsigned int iBegin, unsigned int iEnd)
|
|
{
|
|
unsigned int nbSamples = iEnd - iBegin;
|
|
SampleVector::iterator begin = data.begin() + iBegin;
|
|
|
|
if (m_basebandSampleSources.size() == 0)
|
|
{
|
|
m_sourceZeroBuffer.allocate(nbSamples, Sample{0,0});
|
|
std::copy(
|
|
m_sourceZeroBuffer.m_vector.begin(),
|
|
m_sourceZeroBuffer.m_vector.begin() + nbSamples,
|
|
data.begin() + iBegin
|
|
);
|
|
}
|
|
else if (m_basebandSampleSources.size() == 1)
|
|
{
|
|
BasebandSampleSource *source = m_basebandSampleSources.front();
|
|
source->pull(begin, nbSamples);
|
|
}
|
|
else
|
|
{
|
|
m_sourceSampleBuffer.allocate(nbSamples);
|
|
SampleVector::iterator sBegin = m_sourceSampleBuffer.m_vector.begin();
|
|
BasebandSampleSources::const_iterator srcIt = m_basebandSampleSources.begin();
|
|
BasebandSampleSource *source = *srcIt;
|
|
source->pull(begin, nbSamples);
|
|
srcIt++;
|
|
m_sumIndex = 1;
|
|
|
|
for (; srcIt != m_basebandSampleSources.end(); ++srcIt, m_sumIndex++)
|
|
{
|
|
source = *srcIt;
|
|
source->pull(sBegin, nbSamples);
|
|
std::transform(
|
|
sBegin,
|
|
sBegin + nbSamples,
|
|
data.begin() + iBegin,
|
|
data.begin() + iBegin,
|
|
[this](Sample& a, const Sample& b) -> Sample {
|
|
int den = m_sumIndex + 1; // at each stage scale sum by n/n+1 and input by 1/n+1
|
|
int nom = m_sumIndex; // so that final sum is scaled by N (number of channels)
|
|
return Sample{
|
|
a.real()/den + nom*(b.real()/den),
|
|
a.imag()/den + nom*(b.imag()/den)
|
|
};
|
|
}
|
|
);
|
|
}
|
|
}
|
|
|
|
// possibly feed data to spectrum sink
|
|
if (m_spectrumSink) {
|
|
m_spectrumSink->feed(data.begin() + iBegin, data.begin() + iEnd, false);
|
|
}
|
|
}
|
|
|
|
// notStarted -> idle -> init -> running -+
|
|
// ^ |
|
|
// +-----------------------+
|
|
|
|
DSPDeviceSinkEngine::State DSPDeviceSinkEngine::gotoIdle()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::gotoIdle";
|
|
|
|
switch(m_state) {
|
|
case StNotStarted:
|
|
return StNotStarted;
|
|
|
|
case StIdle:
|
|
case StError:
|
|
return StIdle;
|
|
|
|
case StReady:
|
|
case StRunning:
|
|
break;
|
|
}
|
|
|
|
if(m_deviceSampleSink == 0)
|
|
{
|
|
return StIdle;
|
|
}
|
|
|
|
// stop everything
|
|
m_deviceSampleSink->stop();
|
|
|
|
for(BasebandSampleSources::const_iterator it = m_basebandSampleSources.begin(); it != m_basebandSampleSources.end(); it++)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::gotoIdle: stopping " << (*it)->objectName().toStdString().c_str();
|
|
(*it)->stop();
|
|
}
|
|
|
|
m_deviceDescription.clear();
|
|
m_sampleRate = 0;
|
|
|
|
return StIdle;
|
|
}
|
|
|
|
DSPDeviceSinkEngine::State DSPDeviceSinkEngine::gotoInit()
|
|
{
|
|
switch(m_state) {
|
|
case StNotStarted:
|
|
return StNotStarted;
|
|
|
|
case StRunning: // FIXME: assumes it goes first through idle state. Could we get back to init from running directly?
|
|
return StRunning;
|
|
|
|
case StReady:
|
|
return StReady;
|
|
|
|
case StIdle:
|
|
case StError:
|
|
break;
|
|
}
|
|
|
|
if (m_deviceSampleSink == 0)
|
|
{
|
|
return gotoError("DSPDeviceSinkEngine::gotoInit: No sample source configured");
|
|
}
|
|
|
|
// init: pass sample rate and center frequency to all sample rate and/or center frequency dependent sinks and wait for completion
|
|
|
|
m_deviceDescription = m_deviceSampleSink->getDeviceDescription();
|
|
m_centerFrequency = m_deviceSampleSink->getCenterFrequency();
|
|
m_sampleRate = m_deviceSampleSink->getSampleRate();
|
|
|
|
qDebug() << "DSPDeviceSinkEngine::gotoInit: "
|
|
<< " m_deviceDescription: " << m_deviceDescription.toStdString().c_str()
|
|
<< " sampleRate: " << m_sampleRate
|
|
<< " centerFrequency: " << m_centerFrequency;
|
|
|
|
DSPSignalNotification notif(m_sampleRate, m_centerFrequency);
|
|
|
|
for (BasebandSampleSources::const_iterator it = m_basebandSampleSources.begin(); it != m_basebandSampleSources.end(); ++it)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::gotoInit: initializing " << (*it)->objectName().toStdString().c_str();
|
|
(*it)->handleMessage(notif);
|
|
}
|
|
|
|
if (m_spectrumSink) {
|
|
m_spectrumSink->handleMessage(notif);
|
|
}
|
|
|
|
// pass data to listeners
|
|
if (m_deviceSampleSink->getMessageQueueToGUI())
|
|
{
|
|
DSPSignalNotification* rep = new DSPSignalNotification(notif); // make a copy for the output queue
|
|
m_deviceSampleSink->getMessageQueueToGUI()->push(rep);
|
|
}
|
|
|
|
return StReady;
|
|
}
|
|
|
|
DSPDeviceSinkEngine::State DSPDeviceSinkEngine::gotoRunning()
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::gotoRunning";
|
|
|
|
switch(m_state)
|
|
{
|
|
case StNotStarted:
|
|
return StNotStarted;
|
|
|
|
case StIdle:
|
|
return StIdle;
|
|
|
|
case StRunning:
|
|
return StRunning;
|
|
|
|
case StReady:
|
|
case StError:
|
|
break;
|
|
}
|
|
|
|
if(m_deviceSampleSink == 0) {
|
|
return gotoError("DSPDeviceSinkEngine::gotoRunning: No sample source configured");
|
|
}
|
|
|
|
qDebug() << "DSPDeviceSinkEngine::gotoRunning: " << m_deviceDescription.toStdString().c_str() << " started";
|
|
|
|
// Start everything
|
|
|
|
if(!m_deviceSampleSink->start())
|
|
{
|
|
return gotoError("DSPDeviceSinkEngine::gotoRunning: Could not start sample sink");
|
|
}
|
|
|
|
for(BasebandSampleSources::const_iterator it = m_basebandSampleSources.begin(); it != m_basebandSampleSources.end(); it++)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::gotoRunning: starting " << (*it)->objectName().toStdString().c_str();
|
|
(*it)->start();
|
|
}
|
|
|
|
if (m_spectrumSink)
|
|
{
|
|
m_spectrumSink->start();
|
|
}
|
|
|
|
qDebug() << "DSPDeviceSinkEngine::gotoRunning: input message queue pending: " << m_inputMessageQueue.size();
|
|
|
|
return StRunning;
|
|
}
|
|
|
|
DSPDeviceSinkEngine::State DSPDeviceSinkEngine::gotoError(const QString& errorMessage)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::gotoError";
|
|
|
|
m_errorMessage = errorMessage;
|
|
m_deviceDescription.clear();
|
|
m_state = StError;
|
|
return StError;
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::handleSetSink(DeviceSampleSink* sink)
|
|
{
|
|
m_deviceSampleSink = sink;
|
|
|
|
if (!m_deviceSampleSink) { // Early leave
|
|
return;
|
|
}
|
|
|
|
qDebug("DSPDeviceSinkEngine::handleSetSink: set %s", qPrintable(sink->getDeviceDescription()));
|
|
|
|
QObject::connect(
|
|
m_deviceSampleSink->getSampleFifo(),
|
|
&SampleSourceFifo::dataRead,
|
|
this,
|
|
&DSPDeviceSinkEngine::handleData,
|
|
Qt::QueuedConnection
|
|
);
|
|
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::handleData()
|
|
{
|
|
if (m_state == StRunning) {
|
|
workSampleFifo();
|
|
}
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::handleSynchronousMessages()
|
|
{
|
|
Message *message = m_syncMessenger.getMessage();
|
|
qDebug() << "DSPDeviceSinkEngine::handleSynchronousMessages: " << message->getIdentifier();
|
|
|
|
if (DSPGenerationInit::match(*message))
|
|
{
|
|
m_state = gotoIdle();
|
|
|
|
if(m_state == StIdle) {
|
|
m_state = gotoInit(); // State goes ready if init is performed
|
|
}
|
|
}
|
|
else if (DSPGenerationStart::match(*message))
|
|
{
|
|
if(m_state == StReady) {
|
|
m_state = gotoRunning();
|
|
}
|
|
}
|
|
else if (DSPGenerationStop::match(*message))
|
|
{
|
|
m_state = gotoIdle();
|
|
}
|
|
else if (DSPGetSinkDeviceDescription::match(*message))
|
|
{
|
|
((DSPGetSinkDeviceDescription*) message)->setDeviceDescription(m_deviceDescription);
|
|
}
|
|
else if (DSPGetErrorMessage::match(*message))
|
|
{
|
|
((DSPGetErrorMessage*) message)->setErrorMessage(m_errorMessage);
|
|
}
|
|
else if (DSPSetSink::match(*message)) {
|
|
handleSetSink(((DSPSetSink*) message)->getSampleSink());
|
|
}
|
|
else if (DSPAddSpectrumSink::match(*message))
|
|
{
|
|
m_spectrumSink = ((DSPAddSpectrumSink*) message)->getSampleSink();
|
|
}
|
|
else if (DSPRemoveSpectrumSink::match(*message))
|
|
{
|
|
BasebandSampleSink* spectrumSink = ((DSPRemoveSpectrumSink*) message)->getSampleSink();
|
|
|
|
if(m_state == StRunning) {
|
|
spectrumSink->stop();
|
|
}
|
|
|
|
m_spectrumSink = nullptr;
|
|
}
|
|
else if (DSPAddBasebandSampleSource::match(*message))
|
|
{
|
|
BasebandSampleSource* source = ((DSPAddBasebandSampleSource*) message)->getSampleSource();
|
|
m_basebandSampleSources.push_back(source);
|
|
DSPSignalNotification notif(m_sampleRate, m_centerFrequency);
|
|
source->handleMessage(notif);
|
|
|
|
if (m_state == StRunning)
|
|
{
|
|
source->start();
|
|
}
|
|
}
|
|
else if (DSPRemoveBasebandSampleSource::match(*message))
|
|
{
|
|
BasebandSampleSource* source = ((DSPRemoveBasebandSampleSource*) message)->getSampleSource();
|
|
|
|
if(m_state == StRunning) {
|
|
source->stop();
|
|
}
|
|
|
|
m_basebandSampleSources.remove(source);
|
|
}
|
|
|
|
m_syncMessenger.done(m_state);
|
|
}
|
|
|
|
void DSPDeviceSinkEngine::handleInputMessages()
|
|
{
|
|
Message* message;
|
|
|
|
while ((message = m_inputMessageQueue.pop()) != 0)
|
|
{
|
|
qDebug("DSPDeviceSinkEngine::handleInputMessages: message: %s", message->getIdentifier());
|
|
|
|
if (DSPSignalNotification::match(*message))
|
|
{
|
|
DSPSignalNotification *notif = (DSPSignalNotification *) message;
|
|
|
|
// update DSP values
|
|
|
|
m_sampleRate = notif->getSampleRate();
|
|
m_centerFrequency = notif->getCenterFrequency();
|
|
|
|
qDebug() << "DSPDeviceSinkEngine::handleInputMessages: DSPSignalNotification:"
|
|
<< " m_sampleRate: " << m_sampleRate
|
|
<< " m_centerFrequency: " << m_centerFrequency;
|
|
|
|
// forward source changes to sources with immediate execution
|
|
|
|
for(BasebandSampleSources::const_iterator it = m_basebandSampleSources.begin(); it != m_basebandSampleSources.end(); it++)
|
|
{
|
|
qDebug() << "DSPDeviceSinkEngine::handleInputMessages: forward message to " << (*it)->objectName().toStdString().c_str();
|
|
(*it)->handleMessage(*message);
|
|
}
|
|
|
|
// forward changes to listeners on DSP output queue
|
|
|
|
MessageQueue *guiMessageQueue = m_deviceSampleSink->getMessageQueueToGUI();
|
|
qDebug("DSPDeviceSinkEngine::handleInputMessages: DSPSignalNotification: guiMessageQueue: %p", guiMessageQueue);
|
|
|
|
if (guiMessageQueue)
|
|
{
|
|
DSPSignalNotification* rep = new DSPSignalNotification(*notif); // make a copy for the output queue
|
|
guiMessageQueue->push(rep);
|
|
}
|
|
|
|
delete message;
|
|
}
|
|
}
|
|
}
|