LimeSDR support (10)

plugins/samplesource/limesdrinput/limesdrinput.cpp

@@ -198,3 +198,28 @@ void LimeSDRInput::stop()
     m_running = false;
 }
 
+void LimeSDRInput::getLORange(float& minF, float& maxF, float& stepF) const
+{
+    lms_range_t range = m_deviceShared.m_deviceParams->m_loRangeRx;
+    minF = range.min;
+    maxF = range.max;
+    stepF = range.step;
+}
+
+void LimeSDRInput::getSRRange(float& minF, float& maxF, float& stepF) const
+{
+    lms_range_t range = m_deviceShared.m_deviceParams->m_srRangeRx;
+    minF = range.min;
+    maxF = range.max;
+    stepF = range.step;
+}
+
+void LimeSDRInput::getLPRange(float& minF, float& maxF, float& stepF) const
+{
+    lms_range_t range = m_deviceShared.m_deviceParams->m_lpfRangeRx;
+    minF = range.min;
+    maxF = range.max;
+    stepF = range.step;
+}
+
+

plugins/samplesource/limesdrinput/limesdrinput.h

@@ -41,6 +41,10 @@ public:
 
     virtual bool handleMessage(const Message& message);
 
+    void getLORange(float& minF, float& maxF, float& stepF) const;
+    void getSRRange(float& minF, float& maxF, float& stepF) const;
+    void getLPRange(float& minF, float& maxF, float& stepF) const;
+
 private:
     DeviceSourceAPI *m_deviceAPI;
     QMutex m_mutex;

plugins/samplesource/limesdrinput/limesdrinputgui.cpp

@@ -0,0 +1,85 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2017 Edouard Griffiths, F4EXB                                   //
+//                                                                               //
+// This program is free software; you can redistribute it and/or modify          //
+// it under the terms of the GNU General Public License as published by          //
+// the Free Software Foundation as version 3 of the License, or                  //
+//                                                                               //
+// This program is distributed in the hope that it will be useful,               //
+// but WITHOUT ANY WARRANTY; without even the implied warranty of                //
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                  //
+// GNU General Public License V3 for more details.                               //
+//                                                                               //
+// You should have received a copy of the GNU General Public License             //
+// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#include "limesdrinputgui.h"
+
+#include <QDebug>
+#include <QMessageBox>
+
+#include "ui_limesdrinputgui.h"
+#include "gui/colormapper.h"
+#include "gui/glspectrum.h"
+#include "dsp/dspengine.h"
+#include "dsp/dspcommands.h"
+#include "device/devicesourceapi.h"
+#include "dsp/filerecord.h"
+
+LimeSDRInputGUI::LimeSDRInputGUI(DeviceSourceAPI *deviceAPI, QWidget* parent) :
+    QWidget(parent),
+    ui(new Ui::BladerfInputGui),
+    m_deviceAPI(deviceAPI),
+    m_settings(),
+    m_sampleSource(0),
+    m_sampleRate(0),
+    m_lastEngineState((DSPDeviceSourceEngine::State)-1)
+{
+    m_limeSDRInput = new LimeSDRInput(m_deviceAPI);
+    m_sampleSource = (DeviceSampleSource *) m_limeSDRInput;
+    m_deviceAPI->setSource(m_sampleSource);
+
+    ui->setupUi(this);
+
+    float minF, maxF, stepF;
+
+    m_limeSDRInput->getLORange(minF, maxF, stepF);
+    ui->centerFrequency->setColorMapper(ColorMapper(ColorMapper::ReverseGold));
+    ui->centerFrequency->setValueRange(7, ((uint32_t) minF)/1000, ((uint32_t) maxF)/1000); // frequency dial is in kHz
+
+    m_limeSDRInput->getSRRange(minF, maxF, stepF);
+    ui->sampleRate->setColorMapper(ColorMapper(ColorMapper::ReverseGreenYellow));
+    ui->sampleRate->setValueRange(8, (uint32_t) minF, (uint32_t) maxF);
+
+    m_limeSDRInput->getLPRange(minF, maxF, stepF);
+    int minLP = (int) (minF / stepF);
+    int maxLP = (int) (maxF / stepF);
+    int nbSteps = (int) ((maxF - minF) / stepF);
+    ui->lpf->setMinimum(minLP);
+    ui->lpf->setMaximum(maxLP);
+
+    connect(&m_updateTimer, SIGNAL(timeout()), this, SLOT(updateHardware()));
+    connect(&m_statusTimer, SIGNAL(timeout()), this, SLOT(updateStatus()));
+    m_statusTimer.start(500);
+
+    displaySettings();
+
+    char recFileNameCStr[30];
+    sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
+    m_fileSink = new FileRecord(std::string(recFileNameCStr));
+    m_deviceAPI->addSink(m_fileSink);
+
+    connect(m_deviceAPI->getDeviceOutputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleDSPMessages()), Qt::QueuedConnection);
+}
+
+LimeSDRInputGUI::~LimeSDRInputGUI()
+{
+    m_deviceAPI->removeSink(m_fileSink);
+    delete m_fileSink;
+    delete m_sampleSource; // Valgrind memcheck
+    delete ui;
+}
+
+
+

plugins/samplesource/limesdrinput/limesdrinputgui.h

@@ -0,0 +1,89 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2017 Edouard Griffiths, F4EXB                                   //
+//                                                                               //
+// This program is free software; you can redistribute it and/or modify          //
+// it under the terms of the GNU General Public License as published by          //
+// the Free Software Foundation as version 3 of the License, or                  //
+//                                                                               //
+// This program is distributed in the hope that it will be useful,               //
+// but WITHOUT ANY WARRANTY; without even the implied warranty of                //
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                  //
+// GNU General Public License V3 for more details.                               //
+//                                                                               //
+// You should have received a copy of the GNU General Public License             //
+// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef PLUGINS_SAMPLESOURCE_LIMESDRINPUT_LIMESDRINPUTGUI_H_
+#define PLUGINS_SAMPLESOURCE_LIMESDRINPUT_LIMESDRINPUTGUI_H_
+
+#include <QTimer>
+#include "plugin/plugingui.h"
+
+#include "limesdrinput.h"
+
+class DeviceSourceAPI;
+class FileRecord;
+
+namespace Ui {
+    class LimeSDRInputGui;
+}
+
+class LimeSDRInputGUI : public QWidget, public PluginGUI {
+    Q_OBJECT
+
+public:
+    explicit LimeSDRInputGUI(DeviceSourceAPI *deviceAPI, QWidget* parent = 0);
+    virtual ~LimeSDRInputGUI();
+    void destroy();
+
+    void setName(const QString& name);
+    QString getName() const;
+
+    void resetToDefaults();
+    virtual qint64 getCenterFrequency() const;
+    virtual void setCenterFrequency(qint64 centerFrequency);
+    QByteArray serialize() const;
+    bool deserialize(const QByteArray& data);
+    virtual bool handleMessage(const Message& message);
+
+private:
+    Ui::LimeSDRInputGui* ui;
+
+    DeviceSourceAPI* m_deviceAPI;
+    LimeSDRInput* m_limeSDRInput; //!< Same object as above but gives easy access to LimeSDRInput methods and attributes that are used intensively
+    LimeSDRInputSettings m_settings;
+    QTimer m_updateTimer;
+    QTimer m_statusTimer;
+    DeviceSampleSource* m_sampleSource;
+    FileRecord *m_fileSink; //!< File sink to record device I/Q output
+    int m_sampleRate;
+    quint64 m_deviceCenterFrequency; //!< Center frequency in device
+    int m_lastEngineState;
+
+    void displaySettings();
+    void sendSettings();
+    void updateSampleRateAndFrequency();
+
+private slots:
+    void handleDSPMessages();
+
+    void on_startStop_toggled(bool checked);
+    void on_record_toggled(bool checked);
+    void on_centerFrequency_changed(quint64 value);
+    void on_dcOffset_toggled(bool checked);
+    void on_iqImbalance_toggled(bool checked);
+    void on_sampleRate_changed(quint64 value);
+    void on_hwDecim_currentIndexChanged(int index);
+    void on_swDecim_currentIndexChanged(int index);
+    void on_fcPos_currentIndexChanged(int index);
+    void on_lpf_valueChanged(int value);
+    void on_lpFIREnable_toggled(bool checked);
+    void on_lpFIR_changed(quint64 value);
+    void on_gain_valueChanged(int value);
+
+    void updateHardware();
+    void updateStatus();
+};
+
+#endif /* PLUGINS_SAMPLESOURCE_LIMESDRINPUT_LIMESDRINPUTGUI_H_ */

plugins/samplesource/limesdrinput/limesdrinputgui.ui

@@ -287,7 +287,7 @@
       </widget>
      </item>
      <item>
-      <widget class="QComboBox" name="comboBox">
+      <widget class="QComboBox" name="hwDecim">
        <property name="maximumSize">
         <size>
          <width>50</width>