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Add replay support to Lime Input

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This commit is contained in:
srcejon
2023-12-06 10:09:46 +00:00
parent 238a40b9e0
commit 2ac7cfd800
9 changed files with 413 additions and 61 deletions
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plugins/samplesource/limesdrinput/limesdrinputthread.cpp
+103 -54
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@@ -18,15 +18,18 @@
#include <errno.h>
#include <algorithm>
#include "dsp/replaybuffer.h"
#include "limesdrinputsettings.h"
#include "limesdrinputthread.h"
LimeSDRInputThread::LimeSDRInputThread(lms_stream_t* stream, SampleSinkFifo* sampleFifo, QObject* parent) :
LimeSDRInputThread::LimeSDRInputThread(lms_stream_t* stream, SampleSinkFifo* sampleFifo,
ReplayBuffer<qint16> *replayBuffer, QObject* parent) :
QThread(parent),
m_running(false),
m_stream(stream),
m_convertBuffer(DeviceLimeSDR::blockSize),
m_sampleFifo(sampleFifo),
m_replayBuffer(replayBuffer),
m_log2Decim(0),
m_iqOrder(true)
{
@@ -106,70 +109,116 @@ void LimeSDRInputThread::run()
}
// Decimate according to specified log2 (ex: log2=4 => decim=16)
void LimeSDRInputThread::callbackIQ(const qint16* buf, qint32 len)
void LimeSDRInputThread::callbackIQ(const qint16* inBuf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
switch (m_log2Decim)
{
case 0:
m_decimatorsIQ.decimate1(&it, buf, len);
break;
case 1:
m_decimatorsIQ.decimate2_cen(&it, buf, len);
break;
case 2:
m_decimatorsIQ.decimate4_cen(&it, buf, len);
break;
case 3:
m_decimatorsIQ.decimate8_cen(&it, buf, len);
break;
case 4:
m_decimatorsIQ.decimate16_cen(&it, buf, len);
break;
case 5:
m_decimatorsIQ.decimate32_cen(&it, buf, len);
break;
case 6:
m_decimatorsIQ.decimate64_cen(&it, buf, len);
break;
default:
break;
// Save data to replay buffer
m_replayBuffer->lock();
bool replayEnabled = m_replayBuffer->getSize() > 0;
if (replayEnabled) {
m_replayBuffer->write(inBuf, len);
}
const qint16* buf = inBuf;
qint32 remaining = len;
while (remaining > 0)
{
// Choose between live data or replayed data
if (replayEnabled && m_replayBuffer->useReplay()) {
len = m_replayBuffer->read(remaining, buf);
} else {
len = remaining;
}
remaining -= len;
switch (m_log2Decim)
{
case 0:
m_decimatorsIQ.decimate1(&it, buf, len);
break;
case 1:
m_decimatorsIQ.decimate2_cen(&it, buf, len);
break;
case 2:
m_decimatorsIQ.decimate4_cen(&it, buf, len);
break;
case 3:
m_decimatorsIQ.decimate8_cen(&it, buf, len);
break;
case 4:
m_decimatorsIQ.decimate16_cen(&it, buf, len);
break;
case 5:
m_decimatorsIQ.decimate32_cen(&it, buf, len);
break;
case 6:
m_decimatorsIQ.decimate64_cen(&it, buf, len);
break;
default:
break;
}
}
m_replayBuffer->unlock();
m_sampleFifo->write(m_convertBuffer.begin(), it);
}
void LimeSDRInputThread::callbackQI(const qint16* buf, qint32 len)
void LimeSDRInputThread::callbackQI(const qint16* inBuf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
switch (m_log2Decim)
{
case 0:
m_decimatorsQI.decimate1(&it, buf, len);
break;
case 1:
m_decimatorsQI.decimate2_cen(&it, buf, len);
break;
case 2:
m_decimatorsQI.decimate4_cen(&it, buf, len);
break;
case 3:
m_decimatorsQI.decimate8_cen(&it, buf, len);
break;
case 4:
m_decimatorsQI.decimate16_cen(&it, buf, len);
break;
case 5:
m_decimatorsQI.decimate32_cen(&it, buf, len);
break;
case 6:
m_decimatorsQI.decimate64_cen(&it, buf, len);
break;
default:
break;
}
// Save data to replay buffer
m_replayBuffer->lock();
bool replayEnabled = m_replayBuffer->getSize() > 0;
if (replayEnabled) {
m_replayBuffer->write(inBuf, len);
}
const qint16* buf = inBuf;
qint32 remaining = len;
while (remaining > 0)
{
// Choose between live data or replayed data
if (replayEnabled && m_replayBuffer->useReplay()) {
len = m_replayBuffer->read(remaining, buf);
} else {
len = remaining;
}
remaining -= len;
switch (m_log2Decim)
{
case 0:
m_decimatorsQI.decimate1(&it, buf, len);
break;
case 1:
m_decimatorsQI.decimate2_cen(&it, buf, len);
break;
case 2:
m_decimatorsQI.decimate4_cen(&it, buf, len);
break;
case 3:
m_decimatorsQI.decimate8_cen(&it, buf, len);
break;
case 4:
m_decimatorsQI.decimate16_cen(&it, buf, len);
break;
case 5:
m_decimatorsQI.decimate32_cen(&it, buf, len);
break;
case 6:
m_decimatorsQI.decimate64_cen(&it, buf, len);
break;
default:
break;
}
}
m_replayBuffer->unlock();
m_sampleFifo->write(m_convertBuffer.begin(), it);
}