BFM demod: re-introducing LSB stereo GUI controls

plugins/channel/bfm/bfmdemodgui.cpp

@@ -110,6 +110,7 @@ QByteArray BFMDemodGUI::serialize() const
 	s.writeU32(7, m_channelMarker.getColor().rgb());
 	s.writeBlob(8, ui->spectrumGUI->serialize());
 	s.writeBool(9, ui->audioStereo->isChecked());
+	s.writeBool(10, ui->lsbStereo->isChecked());
 	return s.final();
 }
 
@@ -162,6 +163,9 @@ bool BFMDemodGUI::deserialize(const QByteArray& data)
 		d.readBool(9, &booltmp, false);
 		ui->audioStereo->setChecked(booltmp);
 
+		d.readBool(10, &booltmp, false);
+		ui->lsbStereo->setChecked(booltmp);
+
 		blockApplySettings(false);
 	    m_channelMarker.blockSignals(false);
 
@@ -243,6 +247,11 @@ void BFMDemodGUI::on_audioStereo_toggled(bool stereo)
 	applySettings();
 }
 
+void BFMDemodGUI::on_lsbStereo_toggled(bool lsb)
+{
+	applySettings();
+}
+
 void BFMDemodGUI::on_showPilot_clicked()
 {
 	applySettings();

plugins/channel/bfm/bfmdemodgui.h

@@ -63,6 +63,7 @@ private slots:
 	void on_volume_valueChanged(int value);
 	void on_squelch_valueChanged(int value);
 	void on_audioStereo_toggled(bool stereo);
+	void on_lsbStereo_toggled(bool lsb);
 	void on_showPilot_clicked();
 	void on_rds_clicked();
 	void on_g14ProgServiceNames_currentIndexChanged(int index);

plugins/channel/bfm/bfmdemodgui.ui

@@ -21,7 +21,7 @@
     <rect>
      <x>10</x>
      <y>20</y>
-     <width>311</width>
+     <width>411</width>
      <height>121</height>
     </rect>
    </property>
@@ -160,6 +160,26 @@
           </property>
          </widget>
         </item>
+        <item>
+         <widget class="ButtonSwitch" name="lsbStereo">
+          <property name="toolTip">
+           <string>Use only LSB from stereo subcarrier </string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+          <property name="icon">
+           <iconset resource="../../../sdrbase/resources/res.qrc">
+            <normaloff>:/lsb.png</normaloff>:/lsb.png</iconset>
+          </property>
+          <property name="checkable">
+           <bool>true</bool>
+          </property>
+          <property name="autoRaise">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
         <item>
          <widget class="ButtonSwitch" name="showPilot">
           <property name="toolTip">

sdrbase/resources/res.qrc

@@ -48,5 +48,6 @@
         <file>carrier.png</file>
         <file>rds.png</file>
         <file>recycle.png</file>
+        <file>lsb.png</file>
     </qresource>
 </RCC>