GLSpectrum: set default window to Hanning

sdrbase/dsp/glspectrumsettings.cpp

@@ -32,7 +32,7 @@ void GLSpectrumSettings::resetToDefaults()
 {
 	m_fftSize = 1024;
 	m_fftOverlap = 0;
-	m_fftWindow = FFTWindow::Hamming;
+	m_fftWindow = FFTWindow::Hanning;
 	m_refLevel = 0;
 	m_powerRange = 100;
 	m_decay = 1;
@@ -94,7 +94,7 @@ bool GLSpectrumSettings::deserialize(const QByteArray& data)
     {
 		d.readS32(1, &m_fftSize, 1024);
 		d.readS32(2, &m_fftOverlap, 0);
-		d.readS32(3, &m_fftWindow, FFTWindow::Hamming);
+		d.readS32(3, &m_fftWindow, FFTWindow::Hanning);
 		d.readReal(4, &m_refLevel, 0);
 		d.readReal(5, &m_powerRange, 100);
 		d.readBool(6, &m_displayWaterfall, true);

sdrgui/gui/glspectrumgui.cpp

@@ -13,7 +13,7 @@ GLSpectrumGUI::GLSpectrumGUI(QWidget* parent) :
 	m_glSpectrum(0),
 	m_fftSize(1024),
 	m_fftOverlap(0),
-	m_fftWindow(FFTWindow::Hamming),
+	m_fftWindow(FFTWindow::Hanning),
 	m_refLevel(0),
 	m_powerRange(100),
 	m_decay(1),
@@ -63,7 +63,7 @@ void GLSpectrumGUI::resetToDefaults()
 {
 	m_fftSize = 1024;
 	m_fftOverlap = 0;
-	m_fftWindow = FFTWindow::Hamming;
+	m_fftWindow = FFTWindow::Hanning;
 	m_refLevel = 0;
 	m_powerRange = 100;
 	m_decay = 1;
@@ -126,7 +126,7 @@ bool GLSpectrumGUI::deserialize(const QByteArray& data)
     {
 		d.readS32(1, &m_fftSize, 1024);
 		d.readS32(2, &m_fftOverlap, 0);
-		d.readS32(3, &m_fftWindow, FFTWindow::Hamming);
+		d.readS32(3, &m_fftWindow, FFTWindow::Hanning);
 		d.readReal(4, &m_refLevel, 0);
 		d.readReal(5, &m_powerRange, 100);
 		d.readBool(6, &m_displayWaterfall, true);

sdrgui/readme.md

@@ -357,8 +357,8 @@ Use this combo box to select which window is applied to the FFT:
   - **Bart**: Bartlett
   - **B-H**: Blackmann-Harris
   - **FT**: Flat top
-  - **Ham**: Hamming (default)
-  - **Han**: Hanning
+  - **Ham**: Hamming
+  - **Han**: Hanning (default)
   - **Rec**: Rectangular (no window)
 
 <h4>4.2. FFT size</h4>