Airspy input: moved FileRecord out of the GUI

plugins/samplesource/airspy/airspygui.cpp

@@ -54,19 +54,11 @@ AirspyGui::AirspyGui(DeviceSourceAPI *deviceAPI, QWidget* parent) :
 	m_rates = ((AirspyInput*) m_sampleSource)->getSampleRates();
 	displaySampleRates();
 	connect(m_sampleSource->getOutputMessageQueueToGUI(), SIGNAL(messageEnqueued()), this, SLOT(handleSourceMessages()));
-
-    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);
 }
 
 AirspyGui::~AirspyGui()
 {
-    m_deviceAPI->removeSink(m_fileSink);
-    delete m_fileSink;
 	delete m_sampleSource; // Valgrind memcheck
 	delete ui;
 }
@@ -153,7 +145,6 @@ void AirspyGui::handleDSPMessages()
             m_deviceCenterFrequency = notif->getCenterFrequency();
             qDebug("AirspyGui::handleDSPMessages: SampleRate:%d, CenterFrequency:%llu", notif->getSampleRate(), notif->getCenterFrequency());
             updateSampleRateAndFrequency();
-            m_fileSink->handleMessage(*notif); // forward to file sink
 
             delete message;
         }
@@ -365,16 +356,14 @@ void AirspyGui::on_startStop_toggled(bool checked)
 
 void AirspyGui::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();
     }
+
+    AirspyInput::MsgFileRecord* message = AirspyInput::MsgFileRecord::create(checked);
+    m_sampleSource->getInputMessageQueue()->push(message);
 }
 
 void AirspyGui::updateHardware()

plugins/samplesource/airspy/airspygui.h

@@ -26,7 +26,6 @@
 #define AIRSPY_MAX_DEVICE (32)
 
 class DeviceSourceAPI;
-class FileRecord;
 
 namespace Ui {
 	class AirspyGui;
@@ -62,7 +61,6 @@ private:
 	QTimer m_statusTimer;
 	std::vector<uint32_t> m_rates;
 	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;

plugins/samplesource/airspy/airspyinput.cpp

@@ -22,12 +22,14 @@
 #include "airspyinput.h"
 
 #include <device/devicesourceapi.h>
+#include <dsp/filerecord.h>
 #include "dsp/dspcommands.h"
 #include "dsp/dspengine.h"
 #include "airspysettings.h"
 #include "airspythread.h"
 
 MESSAGE_CLASS_DEFINITION(AirspyInput::MsgConfigureAirspy, Message)
+MESSAGE_CLASS_DEFINITION(AirspyInput::MsgFileRecord, Message)
 //MESSAGE_CLASS_DEFINITION(AirspyInput::MsgReportAirspy, Message)
 
 AirspyInput::AirspyInput(DeviceSourceAPI *deviceAPI) :
@@ -39,11 +41,18 @@ AirspyInput::AirspyInput(DeviceSourceAPI *deviceAPI) :
 	m_running(false)
 {
     openDevice();
+
+    char recFileNameCStr[30];
+    sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
+    m_fileSink = new FileRecord(std::string(recFileNameCStr));
+    m_deviceAPI->addSink(m_fileSink);
 }
 
 AirspyInput::~AirspyInput()
 {
     if (m_running) stop();
+    m_deviceAPI->removeSink(m_fileSink);
+    delete m_fileSink;
     closeDevice();
 }
 
@@ -220,6 +229,19 @@ bool AirspyInput::handleMessage(const Message& message)
 
 		return true;
 	}
+    else if (MsgFileRecord::match(message))
+    {
+        MsgFileRecord& conf = (MsgFileRecord&) message;
+        qDebug() << "RTLSDRInput::handleMessage: MsgFileRecord: " << conf.getStartStop();
+
+        if (conf.getStartStop()) {
+            m_fileSink->startRecording();
+        } else {
+            m_fileSink->stopRecording();
+        }
+
+        return true;
+    }
 	else
 	{
 		return false;
@@ -479,6 +501,7 @@ bool AirspyInput::applySettings(const AirspySettings& settings, bool force)
 		int sampleRate = devSampleRate/(1<<m_settings.m_log2Decim);
 		DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency);
 		m_deviceAPI->getDeviceInputMessageQueue()->push(notif);
+        m_fileSink->handleMessage(*notif); // forward to file sink
 	}
 
 	return true;

plugins/samplesource/airspy/airspyinput.h

@@ -25,6 +25,7 @@
 
 class DeviceSourceAPI;
 class AirspyThread;
+class FileRecord;
 
 class AirspyInput : public DeviceSampleSource {
 public:
@@ -48,6 +49,25 @@ 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)
+        { }
+    };
+
 //	class MsgReportAirspy : public Message {
 //		MESSAGE_CLASS_DECLARATION
 //
@@ -96,6 +116,7 @@ private:
 	QString m_deviceDescription;
 	std::vector<uint32_t> m_sampleRates;
 	bool m_running;
+    FileRecord *m_fileSink; //!< File sink to record device I/Q output
 };
 
 #endif // INCLUDE_AIRSPYINPUT_H