Do not write tail audio samples and write to sample buffer only if necessary. May fix #1132

CHANGELOG

@@ -1,3 +1,23 @@
+sdrangel (6.19.0-1) unstable; urgency=medium
+
+  * Map: added 3D to map feature. PR #1127
+  * APT demod: many updates see PR #1127
+  * ADS-B demod: many updates see PR #1127
+  * AIS: many updates see PR #1127
+  * AIS: remove vessels afer some idle time. Issue #1086. PR #1127
+  * Satellite tracker: many updates see PR #1127
+  * Satellite tracker: export data via API. Issue #1106. PR #1130.
+  * Spectrum calibration. Implements #1120
+  * SDRPlayV3: added transverter feature. Implemented #1125
+  * Spectrum markers: save .csv in Qt default writable location. Implements #1114
+  * Fixed removing all feature sets causing segfault. Fixes #1118
+  * BFM demod: added readme and link to help button.
+  * Fixed LIB_SUFFIX for Fedora and lib64 systems. PR #1115
+  * DATV Demod: Make AVCodecs cons. PR #1128
+  * Install debug symbols on Windows for debug builds. PR #1131
+
+  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Mon, 07 Feb 2022 20:41:51 +0100
+
 sdrangel (6.18.1-1) unstable; urgency=medium
 
   * APRS: implemented Mic-E decoding. PR #1108

CMakeLists.txt

@@ -15,8 +15,8 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 # configure version
 set(sdrangel_VERSION_MAJOR "6")
-set(sdrangel_VERSION_MINOR "18")
-set(sdrangel_VERSION_PATCH "1")
+set(sdrangel_VERSION_MINOR "19")
+set(sdrangel_VERSION_PATCH "0")
 set(sdrangel_VERSION_SUFFIX "")
 
 # SDRAngel cmake options

debian/changelog

@@ -1,3 +1,23 @@
+sdrangel (6.19.0-1) unstable; urgency=medium
+
+  * Map: added 3D to map feature. PR #1127
+  * APT demod: many updates see PR #1127
+  * ADS-B demod: many updates see PR #1127
+  * AIS: many updates see PR #1127
+  * AIS: remove vessels afer some idle time. Issue #1086. PR #1127
+  * Satellite tracker: many updates see PR #1127
+  * Satellite tracker: export data via API. Issue #1106. PR #1130.
+  * Spectrum calibration. Implements #1120
+  * SDRPlayV3: added transverter feature. Implemented #1125
+  * Spectrum markers: save .csv in Qt default writable location. Implements #1114
+  * Fixed removing all feature sets causing segfault. Fixes #1118
+  * BFM demod: added readme and link to help button.
+  * Fixed LIB_SUFFIX for Fedora and lib64 systems. PR #1115
+  * DATV Demod: Make AVCodecs cons. PR #1128
+  * Install debug symbols on Windows for debug builds. PR #1131
+
+  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Mon, 07 Feb 2022 20:41:51 +0100
+
 sdrangel (6.18.1-1) unstable; urgency=medium
 
   * APRS: implemented Mic-E decoding. PR #1108

plugins/channelrx/demodadsb/adsbplugin.cpp

@@ -30,7 +30,7 @@
 const PluginDescriptor ADSBPlugin::m_pluginDescriptor = {
     ADSBDemod::m_channelId,
     QStringLiteral("ADS-B Demodulator"),
-    QStringLiteral("6.18.0"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

plugins/channelrx/demodais/aisdemodplugin.cpp

@@ -29,7 +29,7 @@
 const PluginDescriptor AISDemodPlugin::m_pluginDescriptor = {
     AISDemod::m_channelId,
     QStringLiteral("AIS Demodulator"),
-    QStringLiteral("6.18.0"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

plugins/channelrx/demodam/amdemodsink.cpp

@@ -95,17 +95,6 @@ void AMDemodSink::feed(const SampleVector::const_iterator& begin, const SampleVe
 	        }
 		}
 	}
-
-	if (m_audioBufferFill > 0)
-	{
-		uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-		if (res != m_audioBufferFill) {
-			qDebug("AMDemodSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-		}
-
-		m_audioBufferFill = 0;
-	}
 }
 
 void AMDemodSink::processOneSample(Complex &ci)

plugins/channelrx/demodapt/aptdemodplugin.cpp

@@ -29,7 +29,7 @@
 const PluginDescriptor APTDemodPlugin::m_pluginDescriptor = {
     APTDemod::m_channelId,
     QStringLiteral("APT Demodulator"),
-    QStringLiteral("6.18.0"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE and Aptdec authors"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

plugins/channelrx/demodbfm/bfmdemodsink.cpp

@@ -72,7 +72,7 @@ BFMDemodSink::BFMDemodSink() :
 	m_deemphasisFilterY.configure(default_deemphasis * m_audioSampleRate * 1.0e-6);
  	m_phaseDiscri.setFMScaling(384000/m_fmExcursion);
 
-	m_audioBuffer.resize(16384);
+	m_audioBuffer.resize(1<<14);
 	m_audioBufferFill = 0;
 
 	applySettings(m_settings, true);
@@ -229,23 +229,12 @@ void BFMDemodSink::feed(const SampleVector::const_iterator& begin, const SampleV
 		}
 	}
 
-	if (m_audioBufferFill > 0)
+	if (m_spectrumSink && (m_sampleBuffer.size() != 0))
 	{
-		uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-		if (res != m_audioBufferFill) {
-			qDebug("BFMDemodSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-		}
-
-		m_audioBufferFill = 0;
-	}
-
-	if (m_spectrumSink) {
 		m_spectrumSink->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), true);
-	}
-
 		m_sampleBuffer.clear();
 	}
+}
 
 void BFMDemodSink::applyAudioSampleRate(int sampleRate)
 {

plugins/channelrx/demodbfm/bfmplugin.cpp

@@ -31,7 +31,7 @@
 const PluginDescriptor BFMPlugin::m_pluginDescriptor = {
     BFMDemod::m_channelId,
 	QStringLiteral("Broadcast FM Demodulator"),
-	QStringLiteral("6.18.1"),
+	QStringLiteral("6.19.0"),
 	QStringLiteral("(c) Edouard Griffiths, F4EXB"),
 	QStringLiteral("https://github.com/f4exb/sdrangel"),
 	true,

plugins/channelrx/demoddatv/datvdemodplugin.cpp

@@ -30,7 +30,7 @@ const PluginDescriptor DATVDemodPlugin::m_ptrPluginDescriptor =
 {
     DATVDemod::m_channelId,
     QString("DATV Demodulator"),
-    QString("6.18.0"),
+    QString("6.19.0"),
     QString("(c) F4HKW for SDRAngel using LeanSDR framework (c) F4DAV"),
 	QString("https://github.com/f4exb/sdrangel"),
 	true,

plugins/channelrx/demodfreedv/freedvdemodsink.cpp

@@ -211,22 +211,12 @@ void FreeDVDemodSink::feed(const SampleVector::const_iterator& begin, const Samp
         }
 	}
 
-	uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-	if (res != m_audioBufferFill)
-	{
-        qDebug("FreeDVDemod::feed: %u/%u tail samples written", res, m_audioBufferFill);
-	}
-
-	m_audioBufferFill = 0;
-
-	if (m_spectrumSink)
+    if (m_spectrumSink && (m_sampleBuffer.size() != 0))
     {
 		m_spectrumSink->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), true);
-	}
-
         m_sampleBuffer.clear();
 	}
+}
 
 void FreeDVDemodSink::processOneSample(Complex &ci)
 {

plugins/channelrx/demodnfm/nfmdemodsink.cpp

@@ -65,7 +65,7 @@ NFMDemodSink::NFMDemodSink() :
         m_squelchDelayLine(24000),
         m_messageQueueToGUI(nullptr)
 {
-    m_audioBuffer.resize(1<<16);
+    m_audioBuffer.resize(1<<14);
     m_demodBuffer.resize(1<<12);
     m_demodBufferFill = 0;
 
@@ -110,17 +110,6 @@ void NFMDemodSink::feed(const SampleVector::const_iterator& begin, const SampleV
             }
         }
     }
-
-    if (m_audioBufferFill > 0)
-    {
-        uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-        if (res != m_audioBufferFill) {
-            qDebug("NFMDemodSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-        }
-
-        m_audioBufferFill = 0;
-    }
 }
 
 void NFMDemodSink::processOneSample(Complex &ci)

plugins/channelrx/demodssb/ssbdemodsink.cpp

@@ -241,20 +241,12 @@ void SSBDemodSink::processOneSample(Complex &ci)
         }
     }
 
-	uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-	if (res != m_audioBufferFill) {
-        qDebug("SSBDemodSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-	}
-
-	m_audioBufferFill = 0;
-
-	if (m_spectrumSink != 0) {
+	if (m_spectrumSink && (m_sampleBuffer.size() != 0))
+    {
 		m_spectrumSink->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), !m_dsb);
-	}
-
     	m_sampleBuffer.clear();
 	}
+}
 
 void SSBDemodSink::applyChannelSettings(int channelSampleRate, int channelFrequencyOffset, bool force)
 {

plugins/channelrx/demodvor/vordemodsink.cpp

@@ -100,17 +100,6 @@ void VORDemodSink::feed(const SampleVector::const_iterator& begin, const SampleV
             }
         }
     }
-
-    if (m_audioBufferFill > 0)
-    {
-        uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-        if (res != m_audioBufferFill) {
-            qDebug("VORDemodSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-        }
-
-        m_audioBufferFill = 0;
-    }
 }
 
 void VORDemodSink::processOneAudioSample(Complex &ci)

plugins/channelrx/demodvorsc/vordemodscsink.cpp

@@ -89,17 +89,6 @@ void VORDemodSCSink::feed(const SampleVector::const_iterator& begin, const Sampl
             }
         }
     }
-
-    if (m_audioBufferFill > 0)
-    {
-        uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-        if (res != m_audioBufferFill) {
-            qDebug("VORDemodSCSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-        }
-
-        m_audioBufferFill = 0;
-    }
 }
 
 void VORDemodSCSink::processOneAudioSample(Complex &ci)

plugins/channelrx/demodwfm/wfmdemodsink.cpp

@@ -49,7 +49,7 @@ WFMDemodSink::WFMDemodSink() :
 	m_rfFilter = new fftfilt(-50000.0 / 384000.0, 50000.0 / 384000.0, m_rfFilterFftLength);
 	m_phaseDiscri.setFMScaling(384000/75000);
 
-	m_audioBuffer.resize(16384);
+	m_audioBuffer.resize(1<<14);
 	m_audioBufferFill = 0;
 
     m_demodBuffer.resize(1<<12);
@@ -119,7 +119,6 @@ void WFMDemodSink::feed(const SampleVector::const_iterator& begin, const SampleV
 			if (m_interpolator.decimate(&m_interpolatorDistanceRemain, e, &ci))
 			{
 				qint16 sample = (qint16)(ci.real() * 3276.8f * m_settings.m_volume);
-				m_sampleBuffer.push_back(Sample(sample, sample));
 				m_audioBuffer[m_audioBufferFill].l = sample;
 				m_audioBuffer[m_audioBufferFill].r = sample;
 
@@ -158,19 +157,6 @@ void WFMDemodSink::feed(const SampleVector::const_iterator& begin, const SampleV
 			}
 		}
 	}
-
-	if (m_audioBufferFill > 0)
-	{
-		uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
-
-		if (res != m_audioBufferFill) {
-			qDebug("WFMDemodSink::feed: %u/%u tail samples written", res, m_audioBufferFill);
-		}
-
-		m_audioBufferFill = 0;
-	}
-
-	m_sampleBuffer.clear();
 }
 
 void WFMDemodSink::applyAudioSampleRate(int sampleRate)

plugins/channelrx/demodwfm/wfmdemodsink.h

@@ -116,7 +116,6 @@ private:
 	uint m_audioBufferFill;
 
 	AudioFifo m_audioFifo;
-	SampleVector m_sampleBuffer;
 	PhaseDiscriminators m_phaseDiscri;
 
     QVector<qint16> m_demodBuffer;

plugins/feature/ais/aisplugin.cpp

@@ -30,7 +30,7 @@
 const PluginDescriptor AISPlugin::m_pluginDescriptor = {
     AIS::m_featureId,
     QStringLiteral("AIS"),
-    QStringLiteral("6.18.0"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

plugins/feature/map/mapplugin.cpp

@@ -30,7 +30,7 @@
 const PluginDescriptor MapPlugin::m_pluginDescriptor = {
     Map::m_featureId,
     QStringLiteral("Map"),
-    QStringLiteral("6.18.0"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

plugins/feature/satellitetracker/satellitetrackerplugin.cpp

@@ -30,7 +30,7 @@
 const PluginDescriptor SatelliteTrackerPlugin::m_pluginDescriptor = {
     SatelliteTracker::m_featureId,
     QStringLiteral("Satellite Tracker"),
-    QStringLiteral("6.18.0"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE and Daniel Warner (SGP4 library)"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

plugins/samplesource/sdrplayv3/sdrplayv3plugin.cpp

@@ -32,7 +32,7 @@
 const PluginDescriptor SDRPlayV3Plugin::m_pluginDescriptor = {
     QStringLiteral("SDRPlayV3"),
     QStringLiteral("SDRPlayV3 Input"),
-    QStringLiteral("6.16.5"),
+    QStringLiteral("6.19.0"),
     QStringLiteral("(c) Jon Beniston, M7RCE and Edouard Griffiths, F4EXB"),
     QStringLiteral("https://github.com/f4exb/sdrangel"),
     true,

sdrgui/readme.md

@@ -369,7 +369,7 @@ Most devices will also present an interface to control automatic DC removal and
 
 ![Spectrum GUI](../doc/img/MainWindow_spectrum_gui.png)
 
-These are the controls of the main spectrum display in (7). The same controls are found in the plugins that feature a spectrum display:
+These are the controls of the main spectrum display in (7). The same controls are found in the plugins that feature a spectrum display. For example:
   - Channel Analyzer
   - Broadcast FM demodulator
   - ChirpChat (LoRa) demodulator
@@ -529,6 +529,12 @@ The server only sends data. Control including FFT details is done via the REST A
 
 Opens the [spectrum markers dialog](spectrummarkers.md)
 
+<h4>3B.8. Spectrum calibration</h4>
+
+Use the toggle button to switch between relative and calibrated power readings.
+
+Right click to open the [calibration management dialog](spectrumcalibration.md)
+
 <h3>3C.  Spectrum display control line 3</h3>
 
 ![Spectrum GUI C](../doc/img/MainWindow_spectrum_gui_C.png)