Web API: report Rx channel info summary

plugins/channelrx/demodam/amdemod.cpp

@@ -37,6 +37,7 @@ const int AMDemod::m_udpBlockSize = 512;
 
 AMDemod::AMDemod(DeviceSourceAPI *deviceAPI) :
     m_deviceAPI(deviceAPI),
+    m_absoluteFrequencyOffset(0),
     m_squelchOpen(false),
 	m_magsqSum(0.0f),
 	m_magsqPeak(0.0f),
@@ -177,6 +178,7 @@ bool AMDemod::handleMessage(const Message& cmd)
         AMDemodSettings settings = cfg.getSettings();
 
         // These settings are set with DownChannelizer::MsgChannelizerNotification
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
 	    settings.m_inputSampleRate = m_settings.m_inputSampleRate;
 	    settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/demodam/amdemod.h

@@ -92,7 +92,7 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
-    virtual int getDeltaFrequency() const { return m_settings.m_inputFrequencyOffset; }
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
     virtual void getIdentifier(QString& id) { id = objectName(); }
     virtual void getTitle(QString& title) { title = m_settings.m_title; }
 
@@ -121,6 +121,7 @@ private:
     ThreadedBasebandSampleSink* m_threadedChannelizer;
     DownChannelizer* m_channelizer;
 
+    int m_absoluteFrequencyOffset;
     AMDemodSettings m_settings;
 
 	NCO m_nco;

plugins/channelrx/demodbfm/bfmdemod.cpp

@@ -40,6 +40,7 @@ const int BFMDemod::m_udpBlockSize = 512;
 
 BFMDemod::BFMDemod(DeviceSourceAPI *deviceAPI) :
     m_deviceAPI(deviceAPI),
+    m_absoluteFrequencyOffset(0),
 	m_audioFifo(250000),
 	m_settingsMutex(QMutex::Recursive),
 	m_pilotPLL(19000/384000, 50/384000, 0.01),
@@ -347,6 +348,7 @@ bool BFMDemod::handleMessage(const Message& cmd)
         BFMDemodSettings settings = cfg.getSettings();
 
         // These settings are set with DownChannelizer::MsgChannelizerNotification
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/demodbfm/bfmdemod.h

@@ -122,7 +122,7 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
-    virtual int getDeltaFrequency() const { return m_settings.m_inputFrequencyOffset; }
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
     virtual void getIdentifier(QString& id) { id = objectName(); }
     virtual void getTitle(QString& title) { title = m_settings.m_title; }
 
@@ -163,6 +163,7 @@ private:
     DownChannelizer* m_channelizer;
 
     BFMDemodSettings m_settings;
+    int m_absoluteFrequencyOffset;
 
 	NCO m_nco;
 	Interpolator m_interpolator; //!< Interpolator between fixed demod bandwidth and audio bandwidth (rational)

plugins/channelrx/demoddsd/dsddemod.cpp

@@ -40,6 +40,7 @@ const int DSDDemod::m_udpBlockSize = 512;
 
 DSDDemod::DSDDemod(DeviceSourceAPI *deviceAPI) :
 	m_deviceAPI(deviceAPI),
+	m_absoluteFrequencyOffset(0),
     m_interpolatorDistance(0.0f),
     m_interpolatorDistanceRemain(0.0f),
     m_sampleCount(0),
@@ -349,6 +350,7 @@ bool DSDDemod::handleMessage(const Message& cmd)
         DSDDemodSettings settings = cfg.getSettings();
 
         // These settings are set with DownChannelizer::MsgChannelizerNotification
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/demoddsd/dsddemod.h

@@ -101,7 +101,7 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
-    virtual int getDeltaFrequency() const { return m_settings.m_inputFrequencyOffset; }
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
     virtual void getIdentifier(QString& id) { id = objectName(); }
     virtual void getTitle(QString& title) { title = m_settings.m_title; }
 
@@ -151,12 +151,13 @@ private:
 		RSRunning
 	};
 
-	DSDDemodSettings m_settings;
-
 	DeviceSourceAPI *m_deviceAPI;
     ThreadedBasebandSampleSink* m_threadedChannelizer;
     DownChannelizer* m_channelizer;
 
+	DSDDemodSettings m_settings;
+	int m_absoluteFrequencyOffset;
+
 	NCO m_nco;
 	Interpolator m_interpolator;
 	Real m_interpolatorDistance;

plugins/channelrx/demodlora/lorademod.cpp

@@ -66,6 +66,7 @@ LoRaDemod::LoRaDemod(DeviceSourceAPI* deviceAPI) :
     m_channelizer = new DownChannelizer(this);
     m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer);
     m_deviceAPI->addThreadedSink(m_threadedChannelizer);
+    m_deviceAPI->addChannelAPI(this);
 }
 
 LoRaDemod::~LoRaDemod()
@@ -81,6 +82,7 @@ LoRaDemod::~LoRaDemod()
 	if (finetune)
 		delete [] finetune;
 
+	m_deviceAPI->removeChannelAPI(this);
     m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
     delete m_threadedChannelizer;
     delete m_channelizer;

plugins/channelrx/demodlora/lorademod.h

@@ -21,7 +21,8 @@
 #include <QMutex>
 #include <vector>
 
-#include <dsp/basebandsamplesink.h>
+#include "dsp/basebandsamplesink.h"
+#include "channel/channelsinkapi.h"
 #include "dsp/nco.h"
 #include "dsp/interpolator.h"
 #include "util/message.h"
@@ -39,7 +40,7 @@ class DeviceSourceAPI;
 class ThreadedBasebandSampleSink;
 class DownChannelizer;
 
-class LoRaDemod : public BasebandSampleSink {
+class LoRaDemod : public BasebandSampleSink, public ChannelSinkAPI {
 public:
     class MsgConfigureLoRaDemod : public Message {
         MESSAGE_CLASS_DECLARATION
@@ -96,6 +97,10 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
+    virtual int getDeltaFrequency() const { return 0; }
+    virtual void getIdentifier(QString& id) { id = objectName(); }
+    virtual void getTitle(QString& title) { title = m_settings.m_title; }
+
     static const QString m_channelID;
 
 private:

plugins/channelrx/demodlora/lorademodsettings.cpp

@@ -22,6 +22,7 @@ void LoRaDemodSettings::resetToDefaults()
     m_bandwidthIndex = 0;
     m_spread = 0;
     m_rgbColor = QColor(255, 0, 255).rgb();
+    m_title = "LoRa Demodulator";
 }
 
 QByteArray LoRaDemodSettings::serialize() const
@@ -39,6 +40,8 @@ QByteArray LoRaDemodSettings::serialize() const
         s.writeBlob(5, m_channelMarker->serialize());
     }
 
+    s.writeString(6, m_title);
+
     return s.final();
 }
 
@@ -70,6 +73,8 @@ bool LoRaDemodSettings::deserialize(const QByteArray& data)
             m_channelMarker->deserialize(bytetmp);
         }
 
+        d.readString(6, &m_title, "LoRa Demodulator");
+
         return true;
     }
     else

plugins/channelrx/demodlora/lorademodsettings.h

@@ -3,6 +3,8 @@
 #define PLUGINS_CHANNELRX_DEMODLORA_LORADEMODSETTINGS_H_
 
 #include <QByteArray>
+#include <QString>
+
 #include <stdint.h>
 
 class Serializable;
@@ -13,6 +15,7 @@ struct LoRaDemodSettings
     int m_bandwidthIndex;
     int m_spread;
     uint32_t m_rgbColor;
+    QString m_title;
 
     Serializable *m_channelMarker;
     Serializable *m_spectrumGUI;

plugins/channelrx/demodnfm/nfmdemod.cpp

@@ -42,6 +42,7 @@ const int NFMDemod::m_udpBlockSize = 512;
 
 NFMDemod::NFMDemod(DeviceSourceAPI *devieAPI) :
     m_deviceAPI(devieAPI),
+    m_absoluteFrequencyOffset(0),
 	m_ctcssIndex(0),
 	m_sampleCount(0),
 	m_squelchCount(0),
@@ -77,6 +78,7 @@ NFMDemod::NFMDemod(DeviceSourceAPI *devieAPI) :
     m_channelizer = new DownChannelizer(this);
     m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
     m_deviceAPI->addThreadedSink(m_threadedChannelizer);
+    m_deviceAPI->addChannelAPI(this);
 
 	applySettings(m_settings, true);
 }
@@ -85,6 +87,7 @@ NFMDemod::~NFMDemod()
 {
 	DSPEngine::instance()->removeAudioSink(&m_audioFifo);
 	delete m_udpBufferAudio;
+	m_deviceAPI->removeChannelAPI(this);
     m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
     delete m_threadedChannelizer;
     delete m_channelizer;
@@ -345,6 +348,7 @@ bool NFMDemod::handleMessage(const Message& cmd)
 
 	    NFMDemodSettings settings = cfg.getSettings();
 
+	    m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/demodnfm/nfmdemod.h

@@ -18,10 +18,12 @@
 #ifndef INCLUDE_NFMDEMOD_H
 #define INCLUDE_NFMDEMOD_H
 
-#include <dsp/basebandsamplesink.h>
-#include <dsp/phasediscri.h>
 #include <QMutex>
 #include <vector>
+
+#include "dsp/basebandsamplesink.h"
+#include "channel/channelsinkapi.h"
+#include "dsp/phasediscri.h"
 #include "dsp/nco.h"
 #include "dsp/interpolator.h"
 #include "dsp/lowpass.h"
@@ -39,7 +41,7 @@ class DeviceSourceAPI;
 class ThreadedBasebandSampleSink;
 class DownChannelizer;
 
-class NFMDemod : public BasebandSampleSink {
+class NFMDemod : public BasebandSampleSink, public ChannelSinkAPI {
 public:
     class MsgConfigureNFMDemod : public Message {
         MESSAGE_CLASS_DECLARATION
@@ -115,6 +117,10 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
+    virtual void getIdentifier(QString& id) { id = objectName(); }
+    virtual void getTitle(QString& title) { title = m_settings.m_title; }
+
 	const Real *getCtcssToneSet(int& nbTones) const {
 		nbTones = m_ctcssDetector.getNTones();
 		return m_ctcssDetector.getToneSet();
@@ -151,6 +157,7 @@ private:
     DownChannelizer* m_channelizer;
 
 	NFMDemodSettings m_settings;
+	int m_absoluteFrequencyOffset;
 
 	NCO m_nco;
 	Interpolator m_interpolator;

plugins/channelrx/demodnfm/nfmdemodgui.cpp

@@ -224,8 +224,9 @@ void NFMDemodGUI::onMenuDialogCalled(const QPoint &p)
     m_settings.m_udpAddress = m_channelMarker.getUDPAddress(),
     m_settings.m_udpPort =  m_channelMarker.getUDPSendPort(),
     m_settings.m_rgbColor = m_channelMarker.getColor().rgb();
+    m_settings.m_title = m_channelMarker.getTitle();
 
-    setWindowTitle(m_channelMarker.getTitle());
+    setWindowTitle(m_settings.m_title);
     setTitleColor(m_settings.m_rgbColor);
     displayUDPAddress();
 
@@ -336,6 +337,7 @@ void NFMDemodGUI::displaySettings()
     m_channelMarker.blockSignals(true);
     m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
     m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
+    m_channelMarker.setTitle(m_settings.m_title);
     m_channelMarker.blockSignals(false);
     m_channelMarker.setColor(m_settings.m_rgbColor);
 

plugins/channelrx/demodnfm/nfmdemodsettings.cpp

@@ -55,6 +55,7 @@ void NFMDemodSettings::resetToDefaults()
     m_udpAddress = "127.0.0.1";
     m_udpPort = 9999;
     m_rgbColor = QColor(255, 0, 0).rgb();
+    m_title = "NFM Demodulator";
 }
 
 QByteArray NFMDemodSettings::serialize() const
@@ -75,6 +76,9 @@ QByteArray NFMDemodSettings::serialize() const
     if (m_channelMarker) {
         s.writeBlob(13, m_channelMarker->serialize());
     }
+
+    s.writeString(14, m_title);
+
     return s.final();
 }
 
@@ -116,6 +120,7 @@ bool NFMDemodSettings::deserialize(const QByteArray& data)
         d.readBool(10, &m_audioMute, false);
         d.readS32(11, &m_squelchGate, 5);
         d.readBool(12, &m_deltaSquelch, false);
+        d.readString(14, &m_title, "NFM Demodulator");
 
         return true;
     }

plugins/channelrx/demodnfm/nfmdemodsettings.h

@@ -44,6 +44,7 @@ struct NFMDemodSettings
     QString m_udpAddress;
     uint16_t m_udpPort;
     quint32 m_rgbColor;
+    QString m_title;
 
     Serializable *m_channelMarker;
 

plugins/channelrx/demodssb/ssbdemod.cpp

@@ -60,8 +60,8 @@ SSBDemod::SSBDemod(DeviceSourceAPI *deviceAPI) :
 	m_volume = 2.0;
 	m_spanLog2 = 3;
 	m_sampleRate = 96000;
-	m_frequency = 0;
+	m_absoluteFrequencyOffset = 0;
-	m_nco.setFreq(m_frequency, m_sampleRate);
+	m_nco.setFreq(m_absoluteFrequencyOffset, m_sampleRate);
 	m_audioSampleRate = DSPEngine::instance()->getAudioSampleRate();
 
 	m_interpolator.create(16, m_sampleRate, 5000);
@@ -89,6 +89,7 @@ SSBDemod::SSBDemod(DeviceSourceAPI *deviceAPI) :
     m_channelizer = new DownChannelizer(this);
     m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
     m_deviceAPI->addThreadedSink(m_threadedChannelizer);
+    m_deviceAPI->addChannelAPI(this);
 
 	applySettings(m_settings, true);
 }
@@ -100,6 +101,7 @@ SSBDemod::~SSBDemod()
 
 	DSPEngine::instance()->removeAudioSink(&m_audioFifo);
 
+	m_deviceAPI->removeChannelAPI(this);
     m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
     delete m_threadedChannelizer;
     delete m_channelizer;
@@ -318,7 +320,8 @@ bool SSBDemod::handleMessage(const Message& cmd)
 
         SSBDemodSettings settings = cfg.getSettings();
 
-        // These settings are set with DownChannelizer::MsgChannelizerNotification
+        // These settings are set with DownChannelizer::MsgChannelizerNotificatione
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset; // save as absolut frequency shift in baseband
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/demodssb/ssbdemod.h

@@ -21,7 +21,8 @@
 #include <QMutex>
 #include <vector>
 
-#include <dsp/basebandsamplesink.h>
+#include "dsp/basebandsamplesink.h"
+#include "channel/channelsinkapi.h"
 #include "dsp/ncof.h"
 #include "dsp/interpolator.h"
 #include "dsp/fftfilt.h"
@@ -38,7 +39,7 @@ class DeviceSourceAPI;
 class ThreadedBasebandSampleSink;
 class DownChannelizer;
 
-class SSBDemod : public BasebandSampleSink {
+class SSBDemod : public BasebandSampleSink, public ChannelSinkAPI {
 public:
     class MsgConfigureSSBDemod : public Message {
         MESSAGE_CLASS_DECLARATION
@@ -110,7 +111,11 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
-	double getMagSq() const { return m_magsq; }
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
+    virtual void getIdentifier(QString& id) { id = objectName(); }
+    virtual void getTitle(QString& title) { title = m_settings.m_title; }
+
+    double getMagSq() const { return m_magsq; }
 	bool getAudioActive() const { return m_audioActive; }
 
     void getMagSqLevels(double& avg, double& peak, int& nbSamples)
@@ -232,7 +237,7 @@ private:
 	fftfilt::cmplx m_sum;
 	int m_undersampleCount;
 	int m_sampleRate;
-	int m_frequency;
+	int m_absoluteFrequencyOffset;
 	bool m_audioBinaual;
 	bool m_audioFlipChannels;
 	bool m_usb;

plugins/channelrx/demodssb/ssbdemodgui.cpp

@@ -375,6 +375,7 @@ void SSBDemodGUI::displaySettings()
 {
     m_channelMarker.blockSignals(true);
     m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
+    m_channelMarker.setTitle(m_settings.m_title);
     m_channelMarker.setBandwidth(m_settings.m_rfBandwidth * 2);
     m_channelMarker.setLowCutoff(m_settings.m_lowCutoff);
 

plugins/channelrx/demodssb/ssbdemodsettings.cpp

@@ -47,6 +47,7 @@ void SSBDemodSettings::resetToDefaults()
     m_inputFrequencyOffset = 0;
     m_audioSampleRate = DSPEngine::instance()->getAudioSampleRate();
     m_rgbColor = QColor(0, 255, 0).rgb();
+    m_title = "SSB Demodulator";
 }
 
 QByteArray SSBDemodSettings::serialize() const
@@ -71,6 +72,8 @@ QByteArray SSBDemodSettings::serialize() const
     s.writeS32(13, m_agcPowerThreshold);
     s.writeS32(14, m_agcThresholdGate);
     s.writeBool(15, m_agcClamping);
+    s.writeString(16, m_title);
+
     return s.final();
 }
 
@@ -113,6 +116,7 @@ bool SSBDemodSettings::deserialize(const QByteArray& data)
         d.readS32(13, &m_agcPowerThreshold, -40);
         d.readS32(14, &m_agcThresholdGate, 4);
         d.readBool(15, &m_agcClamping, false);
+        d.readString(16, &m_title, "SSB Demodulator");
 
         return true;
     }

plugins/channelrx/demodssb/ssbdemodsettings.h

@@ -42,6 +42,7 @@ struct SSBDemodSettings
     QString m_udpAddress;
     quint16 m_udpPort;
     quint32 m_rgbColor;
+    QString m_title;
 
     Serializable *m_channelMarker;
     Serializable *m_spectrumGUI;

plugins/channelrx/demodwfm/wfmdemod.cpp

@@ -37,6 +37,7 @@ const QString WFMDemod::m_channelID = "de.maintech.sdrangelove.channel.wfm";
 
 WFMDemod::WFMDemod(DeviceSourceAPI* deviceAPI) :
     m_deviceAPI(deviceAPI),
+    m_absoluteFrequencyOffset(0),
     m_squelchOpen(false),
     m_magsq(0.0f),
     m_magsqSum(0.0f),
@@ -63,6 +64,7 @@ WFMDemod::WFMDemod(DeviceSourceAPI* deviceAPI) :
 	m_channelizer = new DownChannelizer(this);
     m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
     m_deviceAPI->addThreadedSink(m_threadedChannelizer);
+    m_deviceAPI->addChannelAPI(this);
 
 	applySettings(m_settings, true);
 }
@@ -76,6 +78,7 @@ WFMDemod::~WFMDemod()
 
 	DSPEngine::instance()->removeAudioSink(&m_audioFifo);
 
+	m_deviceAPI->removeChannelAPI(this);
 	m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
     delete m_threadedChannelizer;
     delete m_channelizer;
@@ -233,6 +236,7 @@ bool WFMDemod::handleMessage(const Message& cmd)
         WFMDemodSettings settings = cfg.getSettings();
 
         // These settings are set with DownChannelizer::MsgChannelizerNotification
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/demodwfm/wfmdemod.h

@@ -18,9 +18,11 @@
 #ifndef INCLUDE_WFMDEMOD_H
 #define INCLUDE_WFMDEMOD_H
 
-#include <dsp/basebandsamplesink.h>
 #include <QMutex>
 #include <vector>
+
+#include "dsp/basebandsamplesink.h"
+#include "channel/channelsinkapi.h"
 #include "dsp/nco.h"
 #include "dsp/interpolator.h"
 #include "dsp/lowpass.h"
@@ -38,7 +40,7 @@ class ThreadedBasebandSampleSink;
 class DownChannelizer;
 class DeviceSourceAPI;
 
-class WFMDemod : public BasebandSampleSink {
+class WFMDemod : public BasebandSampleSink, public ChannelSinkAPI {
 public:
     class MsgConfigureWFMDemod : public Message {
         MESSAGE_CLASS_DECLARATION
@@ -95,6 +97,10 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
+    virtual void getIdentifier(QString& id) { id = objectName(); }
+    virtual void getTitle(QString& title) { title = m_settings.m_title; }
+
 	double getMagSq() const { return m_movingAverage.average(); }
     bool getSquelchOpen() const { return m_squelchOpen; }
 
@@ -120,7 +126,9 @@ private:
     DeviceSourceAPI* m_deviceAPI;
     ThreadedBasebandSampleSink* m_threadedChannelizer;
     DownChannelizer* m_channelizer;
+
     WFMDemodSettings m_settings;
+    int m_absoluteFrequencyOffset;
 
 	NCO m_nco;
 	Interpolator m_interpolator; //!< Interpolator between sample rate sent from DSP engine and requested RF bandwidth (rational)

plugins/channelrx/demodwfm/wfmdemodgui.cpp

@@ -145,8 +145,9 @@ void WFMDemodGUI::onMenuDialogCalled(const QPoint &p)
     m_settings.m_udpAddress = m_channelMarker.getUDPAddress(),
     m_settings.m_udpPort =  m_channelMarker.getUDPSendPort(),
     m_settings.m_rgbColor = m_channelMarker.getColor().rgb();
+    m_settings.m_title = m_channelMarker.getTitle();
 
-    setWindowTitle(m_channelMarker.getTitle());
+    setWindowTitle(m_settings.m_title);
     setTitleColor(m_settings.m_rgbColor);
     displayUDPAddress();
 
@@ -240,6 +241,7 @@ void WFMDemodGUI::displaySettings()
     m_channelMarker.blockSignals(true);
     m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
     m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
+    m_channelMarker.setTitle(m_settings.m_title);
     m_channelMarker.blockSignals(false);
     m_channelMarker.setColor(m_settings.m_rgbColor); // activate signal on the last setting only
 

plugins/channelrx/demodwfm/wfmdemodsettings.cpp

@@ -48,6 +48,7 @@ void WFMDemodSettings::resetToDefaults()
     m_udpAddress = "127.0.0.1";
     m_udpPort = 9999;
     m_rgbColor = QColor(0, 0, 255).rgb();
+    m_title = "WFM Demodulator";
 }
 
 QByteArray WFMDemodSettings::serialize() const
@@ -59,6 +60,7 @@ QByteArray WFMDemodSettings::serialize() const
     s.writeS32(4, m_volume*10.0);
     s.writeS32(5, m_squelch);
     s.writeU32(7, m_rgbColor);
+    s.writeString(8, m_title);
 
     if (m_channelMarker) {
         s.writeBlob(11, m_channelMarker->serialize());
@@ -94,6 +96,7 @@ bool WFMDemodSettings::deserialize(const QByteArray& data)
         d.readS32(5, &tmp, -60);
         m_squelch = tmp;
         d.readU32(7, &m_rgbColor);
+        d.readString(8, &m_title, "WFM Demodulator");
 
         d.readBlob(11, &bytetmp);
 

plugins/channelrx/demodwfm/wfmdemodsettings.h

@@ -34,6 +34,7 @@ struct WFMDemodSettings
     QString m_udpAddress;
     quint16 m_udpPort;
     quint32 m_rgbColor;
+    QString m_title;
 
     Serializable *m_channelMarker;
 

plugins/channelrx/tcpsrc/tcpsrc.cpp

@@ -34,6 +34,7 @@ const QString TCPSrc::m_channelID = "sdrangel.channel.tcpsrc";
 
 TCPSrc::TCPSrc(DeviceSourceAPI* deviceAPI) :
     m_deviceAPI(deviceAPI),
+    m_absoluteFrequencyOffset(0),
 	m_settingsMutex(QMutex::Recursive)
 {
 	setObjectName("TCPSrc");
@@ -64,12 +65,14 @@ TCPSrc::TCPSrc(DeviceSourceAPI* deviceAPI) :
     m_channelizer = new DownChannelizer(this);
     m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
     m_deviceAPI->addThreadedSink(m_threadedChannelizer);
+    m_deviceAPI->addChannelAPI(this);
 }
 
 TCPSrc::~TCPSrc()
 {
 	if (TCPFilter) delete TCPFilter;
 
+	m_deviceAPI->removeChannelAPI(this);
     m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
     delete m_threadedChannelizer;
     delete m_channelizer;
@@ -226,6 +229,7 @@ bool TCPSrc::handleMessage(const Message& cmd)
         TCPSrcSettings settings = cfg.getSettings();
 
         // These settings are set with DownChannelizer::MsgChannelizerNotification
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/tcpsrc/tcpsrc.h

@@ -4,7 +4,8 @@
 #include <QMutex>
 #include <QHostAddress>
 
-#include <dsp/basebandsamplesink.h>
+#include "dsp/basebandsamplesink.h"
+#include "channel/channelsinkapi.h"
 #include "dsp/nco.h"
 #include "dsp/fftfilt.h"
 #include "dsp/interpolator.h"
@@ -21,7 +22,7 @@ class DeviceSourceAPI;
 class ThreadedBasebandSampleSink;
 class DownChannelizer;
 
-class TCPSrc : public BasebandSampleSink {
+class TCPSrc : public BasebandSampleSink, public ChannelSinkAPI {
 	Q_OBJECT
 
 public:
@@ -113,6 +114,10 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
+    virtual void getIdentifier(QString& id) { id = objectName(); }
+    virtual void getTitle(QString& title) { title = m_settings.m_title; }
+
     static const QString m_channelID;
 
 protected:
@@ -155,11 +160,13 @@ protected:
 		{ }
 	};
 
-    TCPSrcSettings m_settings;
+	DeviceSourceAPI* m_deviceAPI;
-    DeviceSourceAPI* m_deviceAPI;
     ThreadedBasebandSampleSink* m_threadedChannelizer;
     DownChannelizer* m_channelizer;
 
+    TCPSrcSettings m_settings;
+    int m_absoluteFrequencyOffset;
+
     int m_inputSampleRate;
 
 	int m_sampleFormat;

plugins/channelrx/tcpsrc/tcpsrcgui.cpp

@@ -53,16 +53,6 @@ void TCPSrcGUI::resetToDefaults()
 QByteArray TCPSrcGUI::serialize() const
 {
     return m_settings.serialize();
-//	SimpleSerializer s(1);
-//	s.writeS32(2, m_channelMarker.getCenterFrequency());
-//	s.writeS32(3, m_sampleFormat);
-//	s.writeReal(4, m_outputSampleRate);
-//	s.writeReal(5, m_rfBandwidth);
-//	s.writeS32(6, m_tcpPort);
-//	s.writeBlob(7, ui->spectrumGUI->serialize());
-//	s.writeS32(8, (qint32)m_boost);
-//	s.writeS32(9, m_channelMarker.getCenterFrequency());
-//	return s.final();
 }
 
 bool TCPSrcGUI::deserialize(const QByteArray& data)
@@ -309,6 +299,7 @@ void TCPSrcGUI::displaySettings()
     m_channelMarker.blockSignals(true);
     m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
     m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
+    m_channelMarker.setTitle(m_settings.m_title);
     m_channelMarker.blockSignals(false);
     m_channelMarker.setColor(m_settings.m_rgbColor); // activate signal on the last setting only
 

plugins/channelrx/tcpsrc/tcpsrcsettings.cpp

@@ -50,6 +50,7 @@ void TCPSrcSettings::resetToDefaults()
     m_udpPort = 9999;
     m_audioPort = 9998;
     m_rgbColor = QColor(225, 25, 99).rgb();
+    m_title = "TCP Source";
 }
 
 QByteArray TCPSrcSettings::serialize() const
@@ -78,6 +79,8 @@ QByteArray TCPSrcSettings::serialize() const
     s.writeS32(16, m_squelchdB);
     s.writeS32(17, m_squelchGate);
     s.writeBool(18, m_agc);
+    s.writeString(19, m_title);
+
     return s.final();
 
 }
@@ -134,6 +137,8 @@ bool TCPSrcSettings::deserialize(const QByteArray& data)
         d.readS32(16, &m_squelchdB, -60);
         d.readS32(17, &m_squelchGate, 5);
         d.readBool(18, &m_agc, false);
+        d.readString(19, &m_title, "TCP Source");
+
         return true;
     }
     else

plugins/channelrx/tcpsrc/tcpsrcsettings.h

@@ -54,6 +54,8 @@ struct TCPSrcSettings
     uint16_t m_udpPort;
     uint16_t m_audioPort;
 
+    QString m_title;
+
     Serializable *m_channelMarker;
     Serializable *m_spectrumGUI;
 

plugins/channelrx/udpsrc/udpsrc.cpp

@@ -37,6 +37,7 @@ const QString UDPSrc::m_channelID = "sdrangel.channel.udpsrc";
 
 UDPSrc::UDPSrc(DeviceSourceAPI *deviceAPI) :
     m_deviceAPI(deviceAPI),
+    m_absoluteFrequencyOffset(0),
     m_outMovingAverage(480, 1e-10),
     m_inMovingAverage(480, 1e-10),
     m_amMovingAverage(1200, 1e-10),
@@ -96,6 +97,7 @@ UDPSrc::UDPSrc(DeviceSourceAPI *deviceAPI) :
     m_channelizer = new DownChannelizer(this);
     m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
     m_deviceAPI->addThreadedSink(m_threadedChannelizer);
+    m_deviceAPI->addChannelAPI(this);
 
     applySettings(m_settings, true);
 }
@@ -108,6 +110,7 @@ UDPSrc::~UDPSrc()
 	delete[] m_udpAudioBuf;
 	if (UDPFilter) delete UDPFilter;
 	if (m_settings.m_audioActive) DSPEngine::instance()->removeAudioSink(&m_audioFifo);
+	m_deviceAPI->removeChannelAPI(this);
     m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
     delete m_threadedChannelizer;
     delete m_channelizer;
@@ -353,6 +356,7 @@ bool UDPSrc::handleMessage(const Message& cmd)
         UDPSrcSettings settings = cfg.getSettings();
 
         // These settings are set with DownChannelizer::MsgChannelizerNotification
+        m_absoluteFrequencyOffset = settings.m_inputFrequencyOffset;
         settings.m_inputSampleRate = m_settings.m_inputSampleRate;
         settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
 

plugins/channelrx/udpsrc/udpsrc.h

@@ -18,9 +18,11 @@
 #ifndef INCLUDE_UDPSRC_H
 #define INCLUDE_UDPSRC_H
 
-#include <dsp/basebandsamplesink.h>
 #include <QMutex>
 #include <QHostAddress>
+
+#include "dsp/basebandsamplesink.h"
+#include "channel/channelsinkapi.h"
 #include "dsp/nco.h"
 #include "dsp/fftfilt.h"
 #include "dsp/interpolator.h"
@@ -39,7 +41,7 @@ class DeviceSourceAPI;
 class ThreadedBasebandSampleSink;
 class DownChannelizer;
 
-class UDPSrc : public BasebandSampleSink {
+class UDPSrc : public BasebandSampleSink, public ChannelSinkAPI {
 	Q_OBJECT
 
 public:
@@ -104,6 +106,10 @@ public:
 	virtual void stop();
 	virtual bool handleMessage(const Message& cmd);
 
+    virtual int getDeltaFrequency() const { return m_absoluteFrequencyOffset; }
+    virtual void getIdentifier(QString& id) { id = objectName(); }
+    virtual void getTitle(QString& title) { title = m_settings.m_title; }
+
     static const QString m_channelID;
 	static const int udpBlockSize = 512; // UDP block size in number of bytes
 
@@ -131,12 +137,13 @@ protected:
 		{ }
 	};
 
-    UDPSrcSettings m_settings;
-
     DeviceSourceAPI *m_deviceAPI;
     ThreadedBasebandSampleSink* m_threadedChannelizer;
     DownChannelizer* m_channelizer;
 
+    UDPSrcSettings m_settings;
+    int m_absoluteFrequencyOffset;
+
 	QUdpSocket *m_audioSocket;
 
 	double m_magsq;

plugins/channelrx/udpsrc/udpsrcgui.cpp

@@ -215,6 +215,7 @@ void UDPSrcGUI::displaySettings()
     m_channelMarker.blockSignals(true);
     m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
     m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
+    m_channelMarker.setTitle(m_settings.m_title);
     m_channelMarker.blockSignals(false);
     m_channelMarker.setColor(m_settings.m_rgbColor); // activate signal on the last setting only
 
@@ -544,8 +545,9 @@ void UDPSrcGUI::onMenuDialogCalled(const QPoint &p)
     m_settings.m_udpAddress = m_channelMarker.getUDPAddress(),
     m_settings.m_udpPort =  m_channelMarker.getUDPSendPort(),
     m_settings.m_rgbColor = m_channelMarker.getColor().rgb();
+    m_settings.m_title = m_channelMarker.getTitle();
 
-    setWindowTitle(m_channelMarker.getTitle());
+    setWindowTitle(m_settings.m_title);
     setTitleColor(m_settings.m_rgbColor);
     displayUDPAddress();
 

plugins/channelrx/udpsrc/udpsrcsettings.cpp

@@ -49,6 +49,7 @@ void UDPSrcSettings::resetToDefaults()
     m_udpPort = 9999;
     m_audioPort = 9998;
     m_rgbColor = QColor(225, 25, 99).rgb();
+    m_title = "UDP Sample Source";
 }
 
 QByteArray UDPSrcSettings::serialize() const
@@ -76,6 +77,8 @@ QByteArray UDPSrcSettings::serialize() const
     s.writeS32(16, m_squelchdB);
     s.writeS32(17, m_squelchGate);
     s.writeBool(18, m_agc);
+    s.writeString(19, m_title);
+
     return s.final();
 
 }
@@ -130,6 +133,8 @@ bool UDPSrcSettings::deserialize(const QByteArray& data)
         d.readS32(16, &m_squelchdB, -60);
         d.readS32(17, &m_squelchGate, 5);
         d.readBool(18, &m_agc, false);
+        d.readString(19, &m_title, "UDP Sample Source");
+
         return true;
     }
     else

plugins/channelrx/udpsrc/udpsrcsettings.h

@@ -60,6 +60,8 @@ struct UDPSrcSettings
     uint16_t m_udpPort;
     uint16_t m_audioPort;
 
+    QString m_title;
+
     Serializable *m_channelMarker;
     Serializable *m_spectrumGUI;