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123 lines
3.6 KiB
C++
123 lines
3.6 KiB
C++
#include "threadedbasebandsamplesink.h"
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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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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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ThreadedBasebandSampleSinkFifo::~ThreadedBasebandSampleSinkFifo()
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{
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m_sampleFifo.readCommit(m_sampleFifo.fill());
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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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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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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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std::size_t count = m_sampleFifo.readBegin(m_sampleFifo.fill(), &part1begin, &part1end, &part2begin, &part2end);
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// first part of FIFO data
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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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m_sampleFifo.readCommit(part1end - part1begin);
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}
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// second part of FIFO data (used when block wraps around)
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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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m_sampleFifo.readCommit(part2end - part2begin);
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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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qDebug() << "ThreadedBasebandSampleSink::ThreadedBasebandSampleSink: " << name;
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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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//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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qDebug() << "ThreadedBasebandSampleSink::ThreadedBasebandSampleSink: thread: " << thread() << " m_thread: " << m_thread;
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}
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ThreadedBasebandSampleSink::~ThreadedBasebandSampleSink()
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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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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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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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void ThreadedBasebandSampleSink::feed(SampleVector::const_iterator begin, SampleVector::const_iterator end, bool positiveOnly __attribute__((unused)))
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{
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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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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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QString ThreadedBasebandSampleSink::getSampleSinkObjectName() const
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{
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return m_basebandSampleSink->objectName();
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}
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