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Remote input buffer size rework: dynamically allocated number of decoder slots. Implements #534

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This commit is contained in:
f4exb
2020-06-28 08:17:39 +02:00
parent 385d8cc2db
commit 206eaff050
4 changed files with 24 additions and 1 deletions
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plugins/samplesource/remoteinput/remoteinputudphandler.cpp
+15
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@@ -191,6 +191,9 @@ void RemoteInputUDPHandler::processData()
if (m_samplerate != metaData.m_sampleRate)
{
disconnectTimer();
adjustNbDecoderSlots(metaData);
if (m_messageQueueToInput)
{
MsgReportSampleRateChange *msg = MsgReportSampleRateChange::create(metaData.m_sampleRate);
@@ -222,6 +225,18 @@ void RemoteInputUDPHandler::processData()
}
}
void RemoteInputUDPHandler::adjustNbDecoderSlots(const RemoteMetaDataFEC& metaData)
{
int sampleRate = metaData.m_sampleRate;
int sampleBytes = metaData.m_sampleBytes;
int bufferFrameSize = RemoteInputBuffer::getBufferFrameSize();
float fNbDecoderSlots = (float) (4 * sampleBytes * sampleRate) / (float) bufferFrameSize;
int rawNbDecoderSlots = ((((int) ceil(fNbDecoderSlots)) / 2) * 2) + 2; // next multiple of 2
qDebug("RemoteInputUDPHandler::adjustNbDecoderSlots: rawNbDecoderSlots: %d", rawNbDecoderSlots);
m_remoteInputBuffer.setNbDecoderSlots(rawNbDecoderSlots < 4 ? 4 : rawNbDecoderSlots);
m_remoteInputBuffer.setBufferLenSec(metaData);
}
void RemoteInputUDPHandler::connectTimer()
{
if (!m_masterTimerConnected)