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Code Issues Projects Releases Wiki Activity

Add instant replay

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This commit is contained in:
srcejon
2023-11-22 14:28:35 +00:00
parent cbab429395
commit 7cc9cd1bf1
41 changed files with 2270 additions and 460 deletions
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plugins/samplesource/rtlsdr/rtlsdrthread.cpp
+205 -154
View File
@@ -18,6 +18,8 @@
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QDebug>
#include <stdio.h>
#include <errno.h>
#include "rtlsdrthread.h"
@@ -26,12 +28,13 @@
#define FCD_BLOCKSIZE 16384
RTLSDRThread::RTLSDRThread(rtlsdr_dev_t* dev, SampleSinkFifo* sampleFifo, QObject* parent) :
RTLSDRThread::RTLSDRThread(rtlsdr_dev_t* dev, SampleSinkFifo* sampleFifo, ReplayBuffer<quint8> *replayBuffer, QObject* parent) :
QThread(parent),
m_running(false),
m_dev(dev),
m_convertBuffer(FCD_BLOCKSIZE),
m_sampleFifo(sampleFifo),
m_replayBuffer(replayBuffer),
m_samplerate(288000),
m_log2Decim(4),
m_fcPos(0),
@@ -92,192 +95,241 @@ void RTLSDRThread::run()
}
// Decimate according to specified log2 (ex: log2=4 => decim=16)
void RTLSDRThread::callbackIQ(const quint8* buf, qint32 len)
// Len is total samples (i.e. one I and Q pair will have len=2)
void RTLSDRThread::callbackIQ(const quint8* inBuf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
if (m_log2Decim == 0)
{
m_decimatorsIQ.decimate1(&it, buf, len);
// Save data to replay buffer
m_replayBuffer->lock();
bool replayEnabled = m_replayBuffer->getSize() > 0;
if (replayEnabled) {
m_replayBuffer->write(inBuf, len);
}
else
const quint8* buf = inBuf;
qint32 remaining = len;
while (remaining > 0)
{
if (m_fcPos == 0) // Infradyne
{
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_inf(&it, buf, len);
break;
case 2:
m_decimatorsIQ.decimate4_inf(&it, buf, len);
break;
case 3:
m_decimatorsIQ.decimate8_inf(&it, buf, len);
break;
case 4:
m_decimatorsIQ.decimate16_inf(&it, buf, len);
break;
case 5:
m_decimatorsIQ.decimate32_inf(&it, buf, len);
break;
case 6:
m_decimatorsIQ.decimate64_inf(&it, buf, len);
break;
default:
break;
}
// Choose between live data or replayed data
if (replayEnabled && m_replayBuffer->useReplay()) {
len = m_replayBuffer->read(remaining, buf);
qDebug() << "Replay";
} else {
len = remaining;
qDebug() << "Live" << m_replayBuffer->useReplay();
}
else if (m_fcPos == 1) // Supradyne
remaining -= len;
if (m_log2Decim == 0)
{
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_sup(&it, buf, len);
break;
case 2:
m_decimatorsIQ.decimate4_sup(&it, buf, len);
break;
case 3:
m_decimatorsIQ.decimate8_sup(&it, buf, len);
break;
case 4:
m_decimatorsIQ.decimate16_sup(&it, buf, len);
break;
case 5:
m_decimatorsIQ.decimate32_sup(&it, buf, len);
break;
case 6:
m_decimatorsIQ.decimate64_sup(&it, buf, len);
break;
default:
break;
}
m_decimatorsIQ.decimate1(&it, buf, len);
}
else // Centered
else
{
switch (m_log2Decim)
if (m_fcPos == 0) // Infradyne
{
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;
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_inf(&it, buf, len);
break;
case 2:
m_decimatorsIQ.decimate4_inf(&it, buf, len);
break;
case 3:
m_decimatorsIQ.decimate8_inf(&it, buf, len);
break;
case 4:
m_decimatorsIQ.decimate16_inf(&it, buf, len);
break;
case 5:
m_decimatorsIQ.decimate32_inf(&it, buf, len);
break;
case 6:
m_decimatorsIQ.decimate64_inf(&it, buf, len);
break;
default:
break;
}
}
else if (m_fcPos == 1) // Supradyne
{
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_sup(&it, buf, len);
break;
case 2:
m_decimatorsIQ.decimate4_sup(&it, buf, len);
break;
case 3:
m_decimatorsIQ.decimate8_sup(&it, buf, len);
break;
case 4:
m_decimatorsIQ.decimate16_sup(&it, buf, len);
break;
case 5:
m_decimatorsIQ.decimate32_sup(&it, buf, len);
break;
case 6:
m_decimatorsIQ.decimate64_sup(&it, buf, len);
break;
default:
break;
}
}
else // Centered
{
switch (m_log2Decim)
{
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);
if(!m_running)
rtlsdr_cancel_async(m_dev);
}
void RTLSDRThread::callbackQI(const quint8* buf, qint32 len)
void RTLSDRThread::callbackQI(const quint8* inBuf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
if (m_log2Decim == 0)
{
m_decimatorsQI.decimate1(&it, buf, len);
// Save data to replay buffer
m_replayBuffer->lock();
bool replayEnabled = m_replayBuffer->getSize() > 0;
if (replayEnabled) {
m_replayBuffer->write(inBuf, len);
}
else
const quint8* buf = inBuf;
qint32 remaining = len;
while (remaining > 0)
{
if (m_fcPos == 0) // Infradyne
{
switch (m_log2Decim)
{
case 1:
m_decimatorsQI.decimate2_inf(&it, buf, len);
break;
case 2:
m_decimatorsQI.decimate4_inf(&it, buf, len);
break;
case 3:
m_decimatorsQI.decimate8_inf(&it, buf, len);
break;
case 4:
m_decimatorsQI.decimate16_inf(&it, buf, len);
break;
case 5:
m_decimatorsQI.decimate32_inf(&it, buf, len);
break;
case 6:
m_decimatorsQI.decimate64_inf(&it, buf, len);
break;
default:
break;
}
// Choose between live data or replayed data
if (replayEnabled && m_replayBuffer->useReplay()) {
len = m_replayBuffer->read(remaining, buf);
} else {
len = remaining;
}
else if (m_fcPos == 1) // Supradyne
remaining -= len;
if (m_log2Decim == 0)
{
switch (m_log2Decim)
{
case 1:
m_decimatorsQI.decimate2_sup(&it, buf, len);
break;
case 2:
m_decimatorsQI.decimate4_sup(&it, buf, len);
break;
case 3:
m_decimatorsQI.decimate8_sup(&it, buf, len);
break;
case 4:
m_decimatorsQI.decimate16_sup(&it, buf, len);
break;
case 5:
m_decimatorsQI.decimate32_sup(&it, buf, len);
break;
case 6:
m_decimatorsQI.decimate64_sup(&it, buf, len);
break;
default:
break;
}
m_decimatorsQI.decimate1(&it, buf, len);
}
else // Centered
else
{
switch (m_log2Decim)
if (m_fcPos == 0) // Infradyne
{
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;
switch (m_log2Decim)
{
case 1:
m_decimatorsQI.decimate2_inf(&it, buf, len);
break;
case 2:
m_decimatorsQI.decimate4_inf(&it, buf, len);
break;
case 3:
m_decimatorsQI.decimate8_inf(&it, buf, len);
break;
case 4:
m_decimatorsQI.decimate16_inf(&it, buf, len);
break;
case 5:
m_decimatorsQI.decimate32_inf(&it, buf, len);
break;
case 6:
m_decimatorsQI.decimate64_inf(&it, buf, len);
break;
default:
break;
}
}
else if (m_fcPos == 1) // Supradyne
{
switch (m_log2Decim)
{
case 1:
m_decimatorsQI.decimate2_sup(&it, buf, len);
break;
case 2:
m_decimatorsQI.decimate4_sup(&it, buf, len);
break;
case 3:
m_decimatorsQI.decimate8_sup(&it, buf, len);
break;
case 4:
m_decimatorsQI.decimate16_sup(&it, buf, len);
break;
case 5:
m_decimatorsQI.decimate32_sup(&it, buf, len);
break;
case 6:
m_decimatorsQI.decimate64_sup(&it, buf, len);
break;
default:
break;
}
}
else // Centered
{
switch (m_log2Decim)
{
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);
if(!m_running)
@@ -294,4 +346,3 @@ void RTLSDRThread::callbackHelper(unsigned char* buf, uint32_t len, void* ctx)
thread->callbackQI(buf, len);
}
}