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96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
#include <QThread>
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#include <QDebug>
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#include "dsp/threadedsamplesink.h"
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#include "dsp/dspcommands.h"
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#include "util/message.h"
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ThreadedSampleSink::ThreadedSampleSink(SampleSink* sampleSink) :
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m_sampleSink(sampleSink)
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{
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moveToThread(this);
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}
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ThreadedSampleSink::~ThreadedSampleSink()
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{
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wait();
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}
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void ThreadedSampleSink::start()
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{
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qDebug() << "ThreadedSampleSink::start";
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DSPPing cmd;
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QThread::start();
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m_syncMessenger.sendWait(cmd);
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}
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void ThreadedSampleSink::stop()
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{
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qDebug() << "ThreadedSampleSink::stop";
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exit();
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wait();
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}
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void ThreadedSampleSink::run()
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{
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qDebug() << "ThreadedSampleSink::run";
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connect(&m_syncMessenger, SIGNAL(messageSent()), this, SLOT(handleSynchronousMessages()), Qt::QueuedConnection);
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m_syncMessenger.done(); // Release start() that is waiting in calling trhead
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exec();
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}
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void ThreadedSampleSink::feed(SampleVector::const_iterator& begin, SampleVector::const_iterator& end, bool positiveOnly)
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{
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m_sampleSink->feed(begin, end, positiveOnly);
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}
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bool ThreadedSampleSink::sendWaitSink(Message& cmd)
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{
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m_syncMessenger.sendWait(cmd);
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}
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void ThreadedSampleSink::handleSynchronousMessages()
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{
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qDebug() << "ThreadedSampleSink::handleSynchronousMessages";
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Message *message = m_syncMessenger.getMessage();
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qDebug() << " - message: " << message->getIdentifier();
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m_sampleSink->handleMessage(*message); // just delegate to the sink
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m_syncMessenger.done();
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}
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QString ThreadedSampleSink::getSampleSinkObjectName() const
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{
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return m_sampleSink->objectName();
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}
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/*
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void ThreadedSampleSink::handleData()
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{
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bool positiveOnly = false;
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while((m_sampleFifo.fill() > 0) && (m_messageQueue.countPending() == 0)) {
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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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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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// handle data
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if(m_sampleSink != NULL)
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m_sampleSink->feed(part1begin, part1end, positiveOnly);
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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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// handle data
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if(m_sampleSink != NULL)
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m_sampleSink->feed(part2begin, part2end, positiveOnly);
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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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