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Fix FIFO size adjustment, so sample rates >3MS/s work. When RTL0 protocol is used, match channel sample rate to device sample rate.

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This commit is contained in:
Jon Beniston
2023-11-13 15:31:55 +00:00
parent 8337e2c7b2
commit dcd298b808
2 changed files with 15 additions and 3 deletions
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plugins/samplesource/remotetcpinput/remotetcpinputtcphandler.cpp
+3 -3
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@@ -46,6 +46,7 @@ RemoteTCPInputTCPHandler::RemoteTCPInputTCPHandler(SampleSinkFifo *sampleFifo, D
m_converterBufferNbSamples(0),
m_settings()
{
m_sampleFifo->setSize(5000000); // Start with large FIFO, to avoid having to resize
m_tcpBuf = new char[m_sampleFifo->size()*2*4];
m_timer.setInterval(125);
connect(&m_reconnectTimer, SIGNAL(timeout()), this, SLOT(reconnect()));
@@ -455,8 +456,7 @@ void RemoteTCPInputTCPHandler::applySettings(const RemoteTCPInputSettings& setti
if ((settings.m_channelSampleRate != m_settings.m_channelSampleRate) || force)
{
// Resize FIFO to give us 1 second
// Can't do this while running
if (!m_running && settingsKeys.contains("channelSampleRate") && settings.m_channelSampleRate > (qint32)m_sampleFifo->size())
if ((settingsKeys.contains("channelSampleRate") || force) && (settings.m_channelSampleRate > (qint32)m_sampleFifo->size()))
{
qDebug() << "RemoteTCPInputTCPHandler::applySettings: Resizing sample FIFO from " << m_sampleFifo->size() << "to" << settings.m_channelSampleRate;
m_sampleFifo->setSize(settings.m_channelSampleRate);
@@ -692,7 +692,7 @@ void RemoteTCPInputTCPHandler::processData()
qDebug() << "Buffer primed bytesAvailable:" << m_dataSocket->bytesAvailable();
m_fillBuffer = false;
m_prevDateTime = QDateTime::currentDateTime();
factor = 6.0f / 8.0f;
factor = 1.0f / 4.0f; // If this is too high, samples can just be dropped downstream
}
}
else