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			131 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			131 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "threadedbasebandsamplesink.h"
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| 
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| #include <QThread>
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| #include <QDebug>
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| #include "dsp/dspcommands.h"
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| #include "util/message.h"
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| 
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| ThreadedBasebandSampleSinkFifo::ThreadedBasebandSampleSinkFifo(BasebandSampleSink *sampleSink, std::size_t size) :
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| 	m_sampleSink(sampleSink)
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| {
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| 	connect(&m_sampleFifo, SIGNAL(dataReady()), this, SLOT(handleFifoData()));
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| 	m_sampleFifo.setSize(size);
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| }
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| 
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| ThreadedBasebandSampleSinkFifo::~ThreadedBasebandSampleSinkFifo()
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| {
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| 	m_sampleFifo.readCommit(m_sampleFifo.fill());
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| }
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| 
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| void ThreadedBasebandSampleSinkFifo::writeToFifo(SampleVector::const_iterator& begin, SampleVector::const_iterator& end)
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| {
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| 	m_sampleFifo.write(begin, end);
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| }
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| 
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| void ThreadedBasebandSampleSinkFifo::handleFifoData() // FIXME: Fixed? Move it to the new threadable sink class
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| {
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| 	bool positiveOnly = false;
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| 
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| 	while ((m_sampleFifo.fill() > 0) && (m_sampleSink->getInputMessageQueue()->size() == 0))
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| 	{
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| 		SampleVector::iterator part1begin;
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| 		SampleVector::iterator part1end;
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| 		SampleVector::iterator part2begin;
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| 		SampleVector::iterator part2end;
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| 
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| 		std::size_t count = m_sampleFifo.readBegin(m_sampleFifo.fill(), &part1begin, &part1end, &part2begin, &part2end);
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| 
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| 		// first part of FIFO data
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| 
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| 		if (count > 0)
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| 		{
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| 			// handle data
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| 			if(m_sampleSink != NULL)
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| 			{
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| 				m_sampleSink->feed(part1begin, part1end, positiveOnly);
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| 			}
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| 
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| 			m_sampleFifo.readCommit(part1end - part1begin);
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| 		}
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| 
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| 		// second part of FIFO data (used when block wraps around)
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| 
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| 		if(part2begin != part2end)
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| 		{
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| 			// handle data
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| 			if(m_sampleSink != NULL)
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| 			{
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| 				m_sampleSink->feed(part2begin, part2end, positiveOnly);
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| 			}
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| 
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| 			m_sampleFifo.readCommit(part2end - part2begin);
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| 		}
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| 	}
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| }
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| 
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| ThreadedBasebandSampleSink::ThreadedBasebandSampleSink(BasebandSampleSink* sampleSink, QObject *parent) :
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| 	m_basebandSampleSink(sampleSink)
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| {
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| 	QString name = "ThreadedBasebandSampleSink(" + m_basebandSampleSink->objectName() + ")";
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| 	setObjectName(name);
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| 
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| 	qDebug() << "ThreadedBasebandSampleSink::ThreadedBasebandSampleSink: " << name;
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| 
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| 	m_thread = new QThread(parent);
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| 	m_threadedBasebandSampleSinkFifo = new ThreadedBasebandSampleSinkFifo(m_basebandSampleSink);
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| 	//moveToThread(m_thread); // FIXME: Fixed? the intermediate FIFO should be handled within the sink. Define a new type of sink that is compatible with threading
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| 	m_basebandSampleSink->moveToThread(m_thread);
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| 	m_threadedBasebandSampleSinkFifo->moveToThread(m_thread);
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| 	BasebandSampleSink::MsgThreadedSink *msg = BasebandSampleSink::MsgThreadedSink::create(m_thread); // inform of the new thread
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| 	m_basebandSampleSink->handleMessage(*msg);
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| 	delete msg;
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| 	//m_sampleFifo.moveToThread(m_thread);
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| 	//connect(&m_sampleFifo, SIGNAL(dataReady()), this, SLOT(handleData()));
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| 	//m_sampleFifo.setSize(262144);
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| 
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| 	qDebug() << "ThreadedBasebandSampleSink::ThreadedBasebandSampleSink: thread: " << thread() << " m_thread: " << m_thread;
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| }
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| 
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| ThreadedBasebandSampleSink::~ThreadedBasebandSampleSink()
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| {
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|     if (m_thread->isRunning()) {
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|         stop();
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|     }
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| 
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|     delete m_threadedBasebandSampleSinkFifo; // Valgrind memcheck
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| 	delete m_thread;
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| }
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| 
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| void ThreadedBasebandSampleSink::start()
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| {
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| 	qDebug() << "ThreadedBasebandSampleSink::start";
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| 	m_thread->start();
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| 	m_basebandSampleSink->start();
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| }
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| 
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| void ThreadedBasebandSampleSink::stop()
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| {
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| 	qDebug() << "ThreadedBasebandSampleSink::stop";
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| 	m_basebandSampleSink->stop();
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| 	m_thread->exit();
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| 	m_thread->wait();
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| }
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| 
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| void ThreadedBasebandSampleSink::feed(SampleVector::const_iterator begin, SampleVector::const_iterator end, bool positiveOnly)
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| {
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|     (void) positiveOnly;
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| 	//m_sampleSink->feed(begin, end, positiveOnly);
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| 	//m_sampleFifo.write(begin, end);
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| 	m_threadedBasebandSampleSinkFifo->writeToFifo(begin, end);
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| }
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| 
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| bool ThreadedBasebandSampleSink::handleSinkMessage(const Message& cmd)
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| {
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| 	return m_basebandSampleSink->handleMessage(cmd);
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| }
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| 
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| QString ThreadedBasebandSampleSink::getSampleSinkObjectName() const
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| {
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| 	return m_basebandSampleSink->objectName();
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| }
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