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DV serial: alternate timeout handling. Primitives to get information about worker status

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This commit is contained in:
f4exb
2016-10-11 20:24:08 +02:00
parent 32595f81b9
commit 13e832a20e
3 changed files with 18 additions and 13 deletions
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sdrbase/dsp/dvserialworker.cpp
+12 -8
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@@ -33,13 +33,10 @@ DVSerialWorker::DVSerialWorker() :
m_audioBuffer.resize(48000);
m_audioBufferFill = 0;
m_audioFifo = 0;
m_timer = new QTimer(this);
m_timer->setSingleShot(true);
}
DVSerialWorker::~DVSerialWorker()
{
delete m_timer;
}
bool DVSerialWorker::open(const std::string& serialDevice)
@@ -73,7 +70,6 @@ void DVSerialWorker::stop()
void DVSerialWorker::handleInputMessages()
{
m_timer->stop(); // suspend FIFO queue holding timeout
Message* message;
m_audioBufferFill = 0;
AudioFifo *audioFifo = 0;
@@ -109,7 +105,7 @@ void DVSerialWorker::handleInputMessages()
}
}
m_timer->start(1000); // FIFO queue holding timeout
m_timestamp = QDateTime::currentDateTime();
}
void DVSerialWorker::pushMbeFrame(const unsigned char *mbeFrame,
@@ -121,10 +117,18 @@ void DVSerialWorker::pushMbeFrame(const unsigned char *mbeFrame,
m_inputMessageQueue.push(MsgMbeDecode::create(mbeFrame, mbeRateIndex, mbeVolumeIndex, channels, audioFifo));
}
void DVSerialWorker::releaseQueue()
bool DVSerialWorker::isAvailable()
{
qDebug("DVSerialWorker::releaseQueue: release %p", m_audioFifo);
m_audioFifo = 0;
if (m_audioFifo == 0) {
return true;
}
return m_timestamp.time().msecsTo(QDateTime::currentDateTime().time()) > 1000; // 1 second inactivity timeout
}
bool DVSerialWorker::hasFifo(AudioFifo *audioFifo)
{
return m_audioFifo == audioFifo;
}
void DVSerialWorker::upsample6(short *in, int nbSamplesIn, unsigned char channels, AudioFifo *audioFifo)