LimeSDR input: moved FileRecord out of the GUI

plugins/samplesource/limesdrinput/limesdrinput.cpp

@@ -23,6 +23,7 @@
 #include "device/devicesourceapi.h"
 #include "device/devicesinkapi.h"
 #include "dsp/dspcommands.h"
+#include "dsp/filerecord.h"
 #include "limesdrinput.h"
 #include "limesdrinputthread.h"
 #include "limesdr/devicelimesdrparam.h"
@@ -35,7 +36,7 @@ MESSAGE_CLASS_DEFINITION(LimeSDRInput::MsgGetDeviceInfo, Message)
 MESSAGE_CLASS_DEFINITION(LimeSDRInput::MsgSetReferenceConfig, Message)
 MESSAGE_CLASS_DEFINITION(LimeSDRInput::MsgReportLimeSDRToGUI, Message)
 MESSAGE_CLASS_DEFINITION(LimeSDRInput::MsgReportStreamInfo, Message)
-
+MESSAGE_CLASS_DEFINITION(LimeSDRInput::MsgFileRecord, Message)
 
 LimeSDRInput::LimeSDRInput(DeviceSourceAPI *deviceAPI) :
     m_deviceAPI(deviceAPI),
@@ -49,11 +50,18 @@ LimeSDRInput::LimeSDRInput(DeviceSourceAPI *deviceAPI) :
     suspendBuddies();
     openDevice();
     resumeBuddies();
+
+    char recFileNameCStr[30];
+    sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
+    m_fileSink = new FileRecord(std::string(recFileNameCStr));
+    m_deviceAPI->addSink(m_fileSink);
 }
 
 LimeSDRInput::~LimeSDRInput()
 {
     if (m_running) stop();
+    m_deviceAPI->removeSink(m_fileSink);
+    delete m_fileSink;
     suspendBuddies();
     closeDevice();
     resumeBuddies();
@@ -483,6 +491,19 @@ bool LimeSDRInput::handleMessage(const Message& message)
 
         return true;
     }
+    else if (MsgFileRecord::match(message))
+    {
+        MsgFileRecord& conf = (MsgFileRecord&) message;
+        qDebug() << "LimeSDRInput::handleMessage: MsgFileRecord: " << conf.getStartStop();
+
+        if (conf.getStartStop()) {
+            m_fileSink->startRecording();
+        } else {
+            m_fileSink->stopRecording();
+        }
+
+        return true;
+    }
     else
     {
         return false;
@@ -1100,6 +1121,7 @@ bool LimeSDRInput::applySettings(const LimeSDRInputSettings& settings, bool forc
         int ncoShift = m_settings.m_ncoEnable ? m_settings.m_ncoFrequency : 0;
         DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency + ncoShift);
         m_deviceAPI->getDeviceInputMessageQueue()->push(notif);
+        m_fileSink->handleMessage(*notif); // forward to file sink
     }
 
     qDebug() << "LimeSDRInput::applySettings: center freq: " << m_settings.m_centerFrequency << " Hz"

plugins/samplesource/limesdrinput/limesdrinput.h

@@ -27,6 +27,7 @@
 class DeviceSourceAPI;
 class LimeSDRInputThread;
 struct DeviceLimeSDRParams;
+class FileRecord;
 
 class LimeSDRInput : public DeviceSampleSource
 {
@@ -208,6 +209,25 @@ public:
         { }
     };
 
+    class MsgFileRecord : public Message {
+        MESSAGE_CLASS_DECLARATION
+
+    public:
+        bool getStartStop() const { return m_startStop; }
+
+        static MsgFileRecord* create(bool startStop) {
+            return new MsgFileRecord(startStop);
+        }
+
+    protected:
+        bool m_startStop;
+
+        MsgFileRecord(bool startStop) :
+            Message(),
+            m_startStop(startStop)
+        { }
+    };
+
     LimeSDRInput(DeviceSourceAPI *deviceAPI);
     virtual ~LimeSDRInput();
 
@@ -235,8 +255,8 @@ private:
     bool m_running;
     DeviceLimeSDRShared m_deviceShared;
     bool m_firstConfig;
-
     lms_stream_t m_streamId;
+    FileRecord *m_fileSink; //!< File sink to record device I/Q output
 
     bool openDevice();
     void closeDevice();

plugins/samplesource/limesdrinput/limesdrinputgui.cpp

@@ -27,7 +27,6 @@
 #include "dsp/dspengine.h"
 #include "dsp/dspcommands.h"
 #include "device/devicesourceapi.h"
-#include "dsp/filerecord.h"
 
 LimeSDRInputGUI::LimeSDRInputGUI(DeviceSourceAPI *deviceAPI, QWidget* parent) :
     QWidget(parent),
@@ -77,18 +76,11 @@ LimeSDRInputGUI::LimeSDRInputGUI(DeviceSourceAPI *deviceAPI, QWidget* parent) :
 
     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(handleMessagesToGUI()), Qt::QueuedConnection);
 }
 
 LimeSDRInputGUI::~LimeSDRInputGUI()
 {
-    m_deviceAPI->removeSink(m_fileSink);
-    delete m_fileSink;
     delete m_sampleSource; // Valgrind memcheck
     delete ui;
 }
@@ -166,7 +158,6 @@ void LimeSDRInputGUI::handleMessagesToGUI()
             m_deviceCenterFrequency = notif->getCenterFrequency();
             qDebug("LimeSDRInputGUI::handleMessagesToGUI: SampleRate: %d, CenterFrequency: %llu", notif->getSampleRate(), notif->getCenterFrequency());
             updateSampleRateAndFrequency();
-            m_fileSink->handleMessage(*notif); // forward to file sink
 
             delete message;
         }
@@ -418,16 +409,14 @@ void LimeSDRInputGUI::on_startStop_toggled(bool checked)
 
 void LimeSDRInputGUI::on_record_toggled(bool checked)
 {
-    if (checked)
-    {
+    if (checked) {
         ui->record->setStyleSheet("QToolButton { background-color : red; }");
-        m_fileSink->startRecording();
-    }
-    else
-    {
+    } else {
         ui->record->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
-        m_fileSink->stopRecording();
     }
+
+    LimeSDRInput::MsgFileRecord* message = LimeSDRInput::MsgFileRecord::create(checked);
+    m_sampleSource->getInputMessageQueue()->push(message);
 }
 
 void LimeSDRInputGUI::on_centerFrequency_changed(quint64 value)

plugins/samplesource/limesdrinput/limesdrinputgui.h

@@ -24,7 +24,6 @@
 #include "limesdrinput.h"
 
 class DeviceSourceAPI;
-class FileRecord;
 
 namespace Ui {
     class LimeSDRInputGUI;
@@ -57,7 +56,6 @@ private:
     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;