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Remote: more fixes in conversion routines

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This commit is contained in:
f4exb
2021-12-20 22:30:43 +01:00
parent ab9f316737
commit 7c8cb7a85a
8 changed files with 74 additions and 71 deletions
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plugins/samplesource/remoteinput/remoteinputudphandler.cpp
+12 -16
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@@ -340,13 +340,13 @@ void RemoteInputUDPHandler::tick()
m_converterBuffer = new int32_t[m_readLengthSamples];
}
uint8_t *buf = m_remoteInputBuffer.readData(m_readLength);
int8_t *buf = (int8_t*) m_remoteInputBuffer.readData(m_readLength);
for (int is = 0; is < m_readLengthSamples; is++)
{
m_converterBuffer[is] = buf[2*is+1] << 8; // Q -> MSB
m_converterBuffer[is] = buf[2*is+1] * (1<<8); // Q -> MSB
m_converterBuffer[is] <<= 16;
m_converterBuffer[is] += buf[2*is] << 8; // I -> LSB
m_converterBuffer[is] += buf[2*is] * (1<<8); // I -> LSB
}
}
else if ((metaData.m_sampleBits == 8) && (SDR_RX_SAMP_SZ == 24)) // 8 -> 24
@@ -357,14 +357,12 @@ void RemoteInputUDPHandler::tick()
m_converterBuffer = new int32_t[m_readLengthSamples*2];
}
uint8_t *buf = m_remoteInputBuffer.readData(m_readLength);
int8_t *buf = (int8_t*) m_remoteInputBuffer.readData(m_readLength);
for (int is = 0; is < m_readLengthSamples; is++)
{
m_converterBuffer[2*is] = buf[2*is]; // I
m_converterBuffer[2*is] <<= 16;
m_converterBuffer[2*is+1] = buf[2*is+1]; // Q
m_converterBuffer[2*is+1] <<= 16;
m_converterBuffer[2*is] = buf[2*is] * (1<<16); // I
m_converterBuffer[2*is+1] = buf[2*is+1] * (1<<16); // Q
}
m_sampleFifo->write(reinterpret_cast<quint8*>(m_converterBuffer), m_readLengthSamples*sizeof(Sample));
@@ -377,14 +375,12 @@ void RemoteInputUDPHandler::tick()
m_converterBuffer = new int32_t[m_readLengthSamples*2];
}
uint8_t *buf = m_remoteInputBuffer.readData(m_readLength);
int16_t *buf = (int16_t*) m_remoteInputBuffer.readData(m_readLength);
for (int is = 0; is < m_readLengthSamples; is++)
{
m_converterBuffer[2*is] = ((int16_t*)buf)[2*is]; // I
m_converterBuffer[2*is] <<= 8;
m_converterBuffer[2*is+1] = ((int16_t*)buf)[2*is+1]; // Q
m_converterBuffer[2*is+1] <<= 8;
m_converterBuffer[2*is] = buf[2*is] * (1<<8); // I
m_converterBuffer[2*is+1] = buf[2*is+1] * (1<<8); // Q
}
m_sampleFifo->write(reinterpret_cast<quint8*>(m_converterBuffer), m_readLengthSamples*sizeof(Sample));
@@ -397,13 +393,13 @@ void RemoteInputUDPHandler::tick()
m_converterBuffer = new int32_t[m_readLengthSamples];
}
uint8_t *buf = m_remoteInputBuffer.readData(m_readLength);
int32_t *buf = (int32_t*) m_remoteInputBuffer.readData(m_readLength);
for (int is = 0; is < m_readLengthSamples; is++)
{
m_converterBuffer[is] = ((int32_t *)buf)[2*is+1]>>8; // Q -> MSB
m_converterBuffer[is] = buf[2*is+1] / (1<<8); // Q -> MSB
m_converterBuffer[is] <<= 16;
m_converterBuffer[is] += ((int32_t *)buf)[2*is]>>8; // I -> LSB
m_converterBuffer[is] += buf[2*is] / (1<<8); // I -> LSB
}
m_sampleFifo->write(reinterpret_cast<quint8*>(m_converterBuffer), m_readLengthSamples*sizeof(Sample));