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Remote input: limit m_readLengthSamples range

This commit is contained in:
f4exb 2019-04-30 08:43:55 +02:00
parent 9a39d0d898
commit f9107b78b2
3 changed files with 12 additions and 7 deletions
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2
plugins/samplesource/remoteinput/remoteinputbuffer.cpp
View File

@ -318,7 +318,7 @@ void RemoteInputBuffer::writeData(char *array)
if (sampleRate != 0)
{
m_bufferLenSec = (float) m_framesNbBytes / (float) (sampleRate * metaData->m_sampleBytes * 2);
m_balCorrLimit = sampleRate / 100; // +/- 10 ms correction max per read
m_balCorrLimit = sampleRate / 400; // +/- 5% correction max per read
m_readNbBytes = (sampleRate * metaData->m_sampleBytes * 2) / 20;
}

15
plugins/samplesource/remoteinput/remoteinputudphandler.cpp
View File

@ -256,8 +256,13 @@ void RemoteInputUDPHandler::tick()
m_throttleToggle = !m_throttleToggle;
}
if (m_autoCorrBuffer) {
if (m_autoCorrBuffer)
{
m_readLengthSamples += m_remoteInputBuffer.getRWBalanceCorrection();
// Eliminate negative or excessively high values
m_readLengthSamples = m_readLengthSamples < 0 ?
0 : m_readLengthSamples > (int) m_remoteInputBuffer.getCurrentMeta().m_sampleRate/5 ?
m_remoteInputBuffer.getCurrentMeta().m_sampleRate/5 : m_readLengthSamples;
}
const RemoteMetaDataFEC& metaData = m_remoteInputBuffer.getCurrentMeta();
@ -265,7 +270,7 @@ void RemoteInputUDPHandler::tick()
if ((metaData.m_sampleBits == 16) && (SDR_RX_SAMP_SZ == 24)) // 16 -> 24 bits
{
if (m_readLengthSamples > m_converterBufferNbSamples)
if (m_readLengthSamples > (int) m_converterBufferNbSamples)
{
if (m_converterBuffer) { delete[] m_converterBuffer; }
m_converterBuffer = new int32_t[m_readLengthSamples*2];
@ -273,7 +278,7 @@ void RemoteInputUDPHandler::tick()
uint8_t *buf = m_remoteInputBuffer.readData(m_readLength);
for (unsigned int is = 0; is < m_readLengthSamples; is++)
for (int is = 0; is < m_readLengthSamples; is++)
{
m_converterBuffer[2*is] = ((int16_t*)buf)[2*is]; // I
m_converterBuffer[2*is]<<=8;
@ -285,7 +290,7 @@ void RemoteInputUDPHandler::tick()
}
else if ((metaData.m_sampleBits == 24) && (SDR_RX_SAMP_SZ == 16)) // 24 -> 16 bits
{
if (m_readLengthSamples > m_converterBufferNbSamples)
if (m_readLengthSamples > (int) m_converterBufferNbSamples)
{
if (m_converterBuffer) { delete[] m_converterBuffer; }
m_converterBuffer = new int32_t[m_readLengthSamples];
@ -293,7 +298,7 @@ void RemoteInputUDPHandler::tick()
uint8_t *buf = m_remoteInputBuffer.readData(m_readLength);
for (unsigned int is = 0; is < m_readLengthSamples; is++)
for (int is = 0; is < m_readLengthSamples; is++)
{
m_converterBuffer[is] = ((int32_t *)buf)[2*is+1]>>8; // Q -> MSB
m_converterBuffer[is] <<=16;

2
plugins/samplesource/remoteinput/remoteinputudphandler.h
View File

@ -80,7 +80,7 @@ private:
QElapsedTimer m_elapsedTimer;
int m_throttlems;
uint32_t m_readLengthSamples;
int32_t m_readLengthSamples;
uint32_t m_readLength;
int32_t *m_converterBuffer;
uint32_t m_converterBufferNbSamples;