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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/rtlsdrgui.cpp
+105
View File
@@ -334,6 +334,10 @@ void RTLSDRGui::displaySettings()
ui->lowSampleRate->setChecked(m_settings.m_lowSampleRate);
ui->offsetTuning->setChecked(m_settings.m_offsetTuning);
ui->biasT->setChecked(m_settings.m_biasTee);
displayReplayLength();
displayReplayOffset();
displayReplayStep();
ui->replayLoop->setChecked(m_settings.m_replayLoop);
}
void RTLSDRGui::sendSettings()
@@ -568,6 +572,9 @@ void RTLSDRGui::openDeviceSettingsDialog(const QPoint& p)
if (m_contextMenuType == ContextMenuDeviceSettings)
{
BasicDeviceSettingsDialog dialog(this);
dialog.setReplayBytesPerSecond(m_settings.m_devSampleRate * 2);
dialog.setReplayLength(m_settings.m_replayLength);
dialog.setReplayStep(m_settings.m_replayStep);
dialog.setUseReverseAPI(m_settings.m_useReverseAPI);
dialog.setReverseAPIAddress(m_settings.m_reverseAPIAddress);
dialog.setReverseAPIPort(m_settings.m_reverseAPIPort);
@@ -581,10 +588,17 @@ void RTLSDRGui::openDeviceSettingsDialog(const QPoint& p)
m_settings.m_reverseAPIAddress = dialog.getReverseAPIAddress();
m_settings.m_reverseAPIPort = dialog.getReverseAPIPort();
m_settings.m_reverseAPIDeviceIndex = dialog.getReverseAPIDeviceIndex();
m_settings.m_replayLength = dialog.getReplayLength();
m_settings.m_replayStep = dialog.getReplayStep();
displayReplayLength();
displayReplayOffset();
displayReplayStep();
m_settingsKeys.append("useReverseAPI");
m_settingsKeys.append("reverseAPIAddress");
m_settingsKeys.append("reverseAPIPort");
m_settingsKeys.append("reverseAPIDeviceIndex");
m_settingsKeys.append("replayLength");
m_settingsKeys.append("replayStep");
sendSettings();
}
@@ -592,6 +606,91 @@ void RTLSDRGui::openDeviceSettingsDialog(const QPoint& p)
resetContextMenuType();
}
void RTLSDRGui::displayReplayLength()
{
bool replayEnabled = m_settings.m_replayLength > 0.0f;
if (!replayEnabled) {
ui->replayOffset->setMaximum(0);
} else {
ui->replayOffset->setMaximum(m_settings.m_replayLength * 10 - 1);
}
ui->replayLabel->setEnabled(replayEnabled);
ui->replayOffset->setEnabled(replayEnabled);
ui->replayOffsetText->setEnabled(replayEnabled);
ui->replaySave->setEnabled(replayEnabled);
}
void RTLSDRGui::displayReplayOffset()
{
bool replayEnabled = m_settings.m_replayLength > 0.0f;
ui->replayOffset->setValue(m_settings.m_replayOffset * 10);
ui->replayOffsetText->setText(QString("%1s").arg(m_settings.m_replayOffset, 0, 'f', 1));
ui->replayNow->setEnabled(replayEnabled && (m_settings.m_replayOffset > 0.0f));
ui->replayPlus->setEnabled(replayEnabled && (std::round(m_settings.m_replayOffset * 10) < ui->replayOffset->maximum()));
ui->replayMinus->setEnabled(replayEnabled && (m_settings.m_replayOffset > 0.0f));
}
void RTLSDRGui::displayReplayStep()
{
QString step;
float intpart;
float frac = modf(m_settings.m_replayStep, &intpart);
if (frac == 0.0f) {
step = QString::number((int)intpart);
} else {
step = QString::number(m_settings.m_replayStep, 'f', 1);
}
ui->replayPlus->setText(QString("+%1s").arg(step));
ui->replayPlus->setToolTip(QString("Add %1 seconds to time delay").arg(step));
ui->replayMinus->setText(QString("-%1s").arg(step));
ui->replayMinus->setToolTip(QString("Remove %1 seconds from time delay").arg(step));
}
void RTLSDRGui::on_replayOffset_valueChanged(int value)
{
m_settings.m_replayOffset = value / 10.0f;
displayReplayOffset();
m_settingsKeys.append("replayOffset");
sendSettings();
}
void RTLSDRGui::on_replayNow_clicked()
{
ui->replayOffset->setValue(0);
}
void RTLSDRGui::on_replayPlus_clicked()
{
ui->replayOffset->setValue(ui->replayOffset->value() + m_settings.m_replayStep * 10);
}
void RTLSDRGui::on_replayMinus_clicked()
{
ui->replayOffset->setValue(ui->replayOffset->value() - m_settings.m_replayStep * 10);
}
void RTLSDRGui::on_replaySave_clicked()
{
QFileDialog fileDialog(nullptr, "Select file to save IQ data to", "", "*.wav");
fileDialog.setAcceptMode(QFileDialog::AcceptSave);
if (fileDialog.exec())
{
QStringList fileNames = fileDialog.selectedFiles();
if (fileNames.size() > 0)
{
RTLSDRInput::MsgSaveReplay *message = RTLSDRInput::MsgSaveReplay::create(fileNames[0]);
m_sampleSource->getInputMessageQueue()->push(message);
}
}
}
void RTLSDRGui::on_replayLoop_toggled(bool checked)
{
m_settings.m_replayLoop = checked;
m_settingsKeys.append("replayLoop");
sendSettings();
}
void RTLSDRGui::makeUIConnections()
{
QObject::connect(ui->centerFrequency, &ValueDial::changed, this, &RTLSDRGui::on_centerFrequency_changed);
@@ -611,4 +710,10 @@ void RTLSDRGui::makeUIConnections()
QObject::connect(ui->transverter, &TransverterButton::clicked, this, &RTLSDRGui::on_transverter_clicked);
QObject::connect(ui->sampleRateMode, &QToolButton::toggled, this, &RTLSDRGui::on_sampleRateMode_toggled);
QObject::connect(ui->biasT, &QCheckBox::stateChanged, this, &RTLSDRGui::on_biasT_stateChanged);
QObject::connect(ui->replayOffset, &QSlider::valueChanged, this, &RTLSDRGui::on_replayOffset_valueChanged);
QObject::connect(ui->replayNow, &QToolButton::clicked, this, &RTLSDRGui::on_replayNow_clicked);
QObject::connect(ui->replayPlus, &QToolButton::clicked, this, &RTLSDRGui::on_replayPlus_clicked);
QObject::connect(ui->replayMinus, &QToolButton::clicked, this, &RTLSDRGui::on_replayMinus_clicked);
QObject::connect(ui->replaySave, &QToolButton::clicked, this, &RTLSDRGui::on_replaySave_clicked);
QObject::connect(ui->replayLoop, &ButtonSwitch::toggled, this, &RTLSDRGui::on_replayLoop_toggled);
}
plugins/samplesource/rtlsdr/rtlsdrgui.h
+9
View File
@@ -70,6 +70,9 @@ private:
void displaySampleRate();
void displayFcTooltip();
void displaySettings();
void displayReplayLength();
void displayReplayOffset();
void displayReplayStep();
void sendSettings();
void updateSampleRateAndFrequency();
void updateFrequencyLimits();
@@ -96,6 +99,12 @@ private slots:
void on_transverter_clicked();
void on_sampleRateMode_toggled(bool checked);
void on_biasT_stateChanged(int state);
void on_replayOffset_valueChanged(int value);
void on_replayNow_clicked();
void on_replayPlus_clicked();
void on_replayMinus_clicked();
void on_replaySave_clicked();
void on_replayLoop_toggled(bool checked);
void openDeviceSettingsDialog(const QPoint& p);
void updateHardware();
void updateStatus();
plugins/samplesource/rtlsdr/rtlsdrgui.ui
+131 -26
View File
@@ -7,7 +7,7 @@
<x>0</x>
<y>0</y>
<width>360</width>
<height>217</height>
<height>240</height>
</rect>
</property>
<property name="sizePolicy">
@@ -19,13 +19,13 @@
<property name="minimumSize">
<size>
<width>360</width>
<height>217</height>
<height>240</height>
</size>
</property>
<property name="maximumSize">
<size>
<width>380</width>
<height>229</height>
<height>240</height>
</size>
</property>
<property name="font">
@@ -598,29 +598,6 @@
<property name="spacing">
<number>3</number>
</property>
<item row="0" column="3">
<widget class="QCheckBox" name="agc">
<property name="toolTip">
<string>Toggles RTLSDR AGC</string>
</property>
<property name="text">
<string>AGC</string>
</property>
</widget>
</item>
<item row="0" column="0">
<widget class="QLabel" name="gainLabel">
<property name="sizePolicy">
<sizepolicy hsizetype="Maximum" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="text">
<string>Gain</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QSlider" name="gain">
<property name="enabled">
@@ -640,6 +617,19 @@
</property>
</widget>
</item>
<item row="0" column="0">
<widget class="QLabel" name="gainLabel">
<property name="sizePolicy">
<sizepolicy hsizetype="Maximum" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="text">
<string>Gain</string>
</property>
</widget>
</item>
<item row="0" column="2">
<widget class="QLabel" name="gainText">
<property name="minimumSize">
@@ -656,6 +646,121 @@
</property>
</widget>
</item>
<item row="0" column="3">
<widget class="QCheckBox" name="agc">
<property name="toolTip">
<string>Toggles RTLSDR AGC</string>
</property>
<property name="text">
<string>AGC</string>
</property>
</widget>
</item>
</layout>
</item>
<item>
<widget class="Line" name="line">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item>
<layout class="QHBoxLayout" name="replayLayout">
<item>
<widget class="QLabel" name="replayLabel">
<property name="minimumSize">
<size>
<width>65</width>
<height>0</height>
</size>
</property>
<property name="text">
<string>Time Delay</string>
</property>
</widget>
</item>
<item>
<widget class="QSlider" name="replayOffset">
<property name="toolTip">
<string>Replay time delay in seconds</string>
</property>
<property name="maximum">
<number>500</number>
</property>
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="replayOffsetText">
<property name="toolTip">
<string>Replay time delay in seconds</string>
</property>
<property name="text">
<string>0.0s</string>
</property>
</widget>
</item>
<item>
<widget class="QToolButton" name="replayNow">
<property name="toolTip">
<string>Set time delay to 0 seconds</string>
</property>
<property name="text">
<string>Now</string>
</property>
</widget>
</item>
<item>
<widget class="QToolButton" name="replayPlus">
<property name="toolTip">
<string>Add displayed number of seconds to time delay</string>
</property>
<property name="text">
<string>+5s</string>
</property>
</widget>
</item>
<item>
<widget class="QToolButton" name="replayMinus">
<property name="toolTip">
<string>Remove displayed number of seconds from time delay</string>
</property>
<property name="text">
<string>-5s</string>
</property>
</widget>
</item>
<item>
<widget class="ButtonSwitch" name="replayLoop">
<property name="toolTip">
<string>Repeatedly replay data in replay buffer</string>
</property>
<property name="text">
<string/>
</property>
<property name="icon">
<iconset resource="../../../sdrgui/resources/res.qrc">
<normaloff>:/playloop.png</normaloff>:/playloop.png</iconset>
</property>
</widget>
</item>
<item>
<widget class="QToolButton" name="replaySave">
<property name="toolTip">
<string>Save replay buffer to a file</string>
</property>
<property name="text">
<string/>
</property>
<property name="icon">
<iconset resource="../../../sdrgui/resources/res.qrc">
<normaloff>:/save.png</normaloff>:/save.png</iconset>
</property>
</widget>
</item>
</layout>
</item>
</layout>
plugins/samplesource/rtlsdr/rtlsdrinput.cpp
+23 -1
View File
@@ -45,6 +45,7 @@
MESSAGE_CLASS_DEFINITION(RTLSDRInput::MsgConfigureRTLSDR, Message)
MESSAGE_CLASS_DEFINITION(RTLSDRInput::MsgStartStop, Message)
MESSAGE_CLASS_DEFINITION(RTLSDRInput::MsgSaveReplay, Message)
const quint64 RTLSDRInput::frequencyLowRangeMin = 0UL;
const quint64 RTLSDRInput::frequencyLowRangeMax = 275000UL;
@@ -238,7 +239,7 @@ bool RTLSDRInput::start()
if (m_running) stop();
m_rtlSDRThread = new RTLSDRThread(m_dev, &m_sampleFifo);
m_rtlSDRThread = new RTLSDRThread(m_dev, &m_sampleFifo, &m_replayBuffer);
m_rtlSDRThread->setSamplerate(m_settings.m_devSampleRate);
m_rtlSDRThread->setLog2Decimation(m_settings.m_log2Decim);
m_rtlSDRThread->setFcPos((int) m_settings.m_fcPos);
@@ -374,6 +375,12 @@ bool RTLSDRInput::handleMessage(const Message& message)
return true;
}
else if (MsgSaveReplay::match(message))
{
MsgSaveReplay& cmd = (MsgSaveReplay&) message;
m_replayBuffer.save(cmd.getFilename(), m_settings.m_devSampleRate, getCenterFrequency());
return true;
}
else
{
return false;
@@ -432,6 +439,9 @@ bool RTLSDRInput::applySettings(const RTLSDRSettings& settings, const QList<QStr
qDebug("RTLSDRInput::applySettings: sample rate set to %d", settings.m_devSampleRate);
}
if (settings.m_devSampleRate != m_settings.m_devSampleRate) {
m_replayBuffer.clear();
}
}
}
@@ -574,6 +584,18 @@ bool RTLSDRInput::applySettings(const RTLSDRSettings& settings, const QList<QStr
m_settings.applySettings(settingsKeys, settings);
}
if (settingsKeys.contains("replayLength") || settingsKeys.contains("devSampleRate") || force) {
m_replayBuffer.setSize(m_settings.m_replayLength, m_settings.m_devSampleRate);
}
if (settingsKeys.contains("replayOffset") || settingsKeys.contains("devSampleRate") || force) {
m_replayBuffer.setReadOffset(((unsigned)(m_settings.m_replayOffset * m_settings.m_devSampleRate)) * 2);
}
if (settingsKeys.contains("replayLoop") || force) {
m_replayBuffer.setLoop(m_settings.m_replayLoop);
}
if (forwardChange)
{
int sampleRate = m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim);
plugins/samplesource/rtlsdr/rtlsdrinput.h
+21
View File
@@ -27,6 +27,7 @@
#include <QNetworkRequest>
#include "dsp/devicesamplesource.h"
#include "dsp/replaybuffer.h"
#include "rtlsdrsettings.h"
#include <rtl-sdr.h>
@@ -83,6 +84,25 @@ public:
{ }
};
class MsgSaveReplay : public Message {
MESSAGE_CLASS_DECLARATION
public:
QString getFilename() const { return m_filename; }
static MsgSaveReplay* create(const QString& filename) {
return new MsgSaveReplay(filename);
}
protected:
QString m_filename;
MsgSaveReplay(const QString& filename) :
Message(),
m_filename(filename)
{ }
};
RTLSDRInput(DeviceAPI *deviceAPI);
virtual ~RTLSDRInput();
virtual void destroy();
@@ -161,6 +181,7 @@ private:
bool m_running;
QNetworkAccessManager *m_networkManager;
QNetworkRequest m_networkRequest;
ReplayBuffer<quint8> m_replayBuffer;
bool openDevice();
void closeDevice();
plugins/samplesource/rtlsdr/rtlsdrsettings.cpp
+36
View File
@@ -43,6 +43,10 @@ void RTLSDRSettings::resetToDefaults()
m_rfBandwidth = 2500 * 1000; // Hz
m_offsetTuning = false;
m_biasTee = false;
m_replayOffset = 0.0f;
m_replayLength = 20.0f;
m_replayStep = 5.0f;
m_replayLoop = false;
m_useReverseAPI = false;
m_reverseAPIAddress = "127.0.0.1";
m_reverseAPIPort = 8888;
@@ -73,6 +77,10 @@ QByteArray RTLSDRSettings::serialize() const
s.writeU32(19, m_reverseAPIDeviceIndex);
s.writeBool(20, m_iqOrder);
s.writeBool(21, m_biasTee);
s.writeFloat(22, m_replayOffset);
s.writeFloat(23, m_replayLength);
s.writeFloat(24, m_replayStep);
s.writeBool(25, m_replayLoop);
return s.final();
}
@@ -121,6 +129,10 @@ bool RTLSDRSettings::deserialize(const QByteArray& data)
m_reverseAPIDeviceIndex = utmp > 99 ? 99 : utmp;
d.readBool(20, &m_iqOrder, true);
d.readBool(21, &m_biasTee, false);
d.readFloat(22, &m_replayOffset, 0.0f);
d.readFloat(23, &m_replayLength, 20.0f);
d.readFloat(24, &m_replayStep, 5.0f);
d.readBool(25, &m_replayLoop, false);
return true;
}
@@ -187,6 +199,18 @@ void RTLSDRSettings::applySettings(const QStringList& settingsKeys, const RTLSDR
if (settingsKeys.contains("biasTee")) {
m_biasTee = settings.m_biasTee;
}
if (settingsKeys.contains("replayOffset")) {
m_replayOffset = settings.m_replayOffset;
}
if (settingsKeys.contains("replayLength")) {
m_replayLength = settings.m_replayLength;
}
if (settingsKeys.contains("replayStep")) {
m_replayStep = settings.m_replayStep;
}
if (settingsKeys.contains("replayLoop")) {
m_replayLoop = settings.m_replayLoop;
}
if (settingsKeys.contains("useReverseAPI")) {
m_useReverseAPI = settings.m_useReverseAPI;
}
@@ -256,6 +280,18 @@ QString RTLSDRSettings::getDebugString(const QStringList& settingsKeys, bool for
if (settingsKeys.contains("biasTee") || force) {
ostr << " m_biasTee: " << m_biasTee;
}
if (settingsKeys.contains("replayOffset") || force) {
ostr << " m_replayOffset: " << m_replayOffset;
}
if (settingsKeys.contains("replayLength") || force) {
ostr << " m_replayLength: " << m_replayLength;
}
if (settingsKeys.contains("replayStep") || force) {
ostr << " m_replayStep: " << m_replayStep;
}
if (settingsKeys.contains("replayLoop") || force) {
ostr << " m_replayLoop: " << m_replayLoop;
}
if (settingsKeys.contains("useReverseAPI") || force) {
ostr << " m_useReverseAPI: " << m_useReverseAPI;
}
plugins/samplesource/rtlsdr/rtlsdrsettings.h
+4
View File
@@ -47,6 +47,10 @@ struct RTLSDRSettings {
quint32 m_rfBandwidth; //!< RF filter bandwidth in Hz
bool m_offsetTuning;
bool m_biasTee;
float m_replayOffset; //!< Replay offset in seconds
float m_replayLength; //!< Replay buffer size in seconds
float m_replayStep; //!< Replay forward/back step size in seconds
bool m_replayLoop; //!< Replay buffer repeatedly without recording new data
bool m_useReverseAPI;
QString m_reverseAPIAddress;
uint16_t m_reverseAPIPort;
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);
}
}
plugins/samplesource/rtlsdr/rtlsdrthread.h
+3 -1
View File
@@ -26,6 +26,7 @@
#include <QWaitCondition>
#include <rtl-sdr.h>
#include "dsp/replaybuffer.h"
#include "dsp/samplesinkfifo.h"
#include "dsp/decimatorsu.h"
@@ -33,7 +34,7 @@ class RTLSDRThread : public QThread {
Q_OBJECT
public:
RTLSDRThread(rtlsdr_dev_t* dev, SampleSinkFifo* sampleFifo, QObject* parent = NULL);
RTLSDRThread(rtlsdr_dev_t* dev, SampleSinkFifo* sampleFifo, ReplayBuffer<quint8> *replayBuffer, QObject* parent = NULL);
~RTLSDRThread();
void startWork();
@@ -51,6 +52,7 @@ private:
rtlsdr_dev_t* m_dev;
SampleVector m_convertBuffer;
SampleSinkFifo* m_sampleFifo;
ReplayBuffer<quint8> *m_replayBuffer;
int m_samplerate;
unsigned int m_log2Decim;