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FFT overlap: averaging tooltip correction

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This commit is contained in:
f4exb 2021-02-09 07:39:03 +01:00
parent 7d33899770
commit b4e4450ce3
1 changed files with 4 additions and 1 deletions
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5
sdrgui/gui/glspectrumgui.cpp
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@ -233,6 +233,7 @@ void GLSpectrumGUI::on_fftOverlap_valueChanged(int value)
ui->fftOverlapText->setText(tr("%1").arg(m_settings.m_fftOverlap)); ui->fftOverlapText->setText(tr("%1").arg(m_settings.m_fftOverlap));
setMaximumOverlap(); setMaximumOverlap();
applySettings(); applySettings();
setAveragingToolitp();
} }
void GLSpectrumGUI::on_averagingMode_currentIndexChanged(int index) void GLSpectrumGUI::on_averagingMode_currentIndexChanged(int index)
@ -497,10 +498,12 @@ void GLSpectrumGUI::setAveragingToolitp()
if (m_glSpectrum) if (m_glSpectrum)
{ {
QString s; QString s;
float halfSize = m_settings.m_fftSize / 2;
float overlapFactor = (halfSize - m_settings.m_fftOverlap) / halfSize;
float averagingTime = (m_settings.m_fftSize * (getAveragingValue(m_settings.m_averagingIndex, m_settings.m_averagingMode) == 0 ? float averagingTime = (m_settings.m_fftSize * (getAveragingValue(m_settings.m_averagingIndex, m_settings.m_averagingMode) == 0 ?
1 : 1 :
getAveragingValue(m_settings.m_averagingIndex, m_settings.m_averagingMode))) / (float) m_glSpectrum->getSampleRate(); getAveragingValue(m_settings.m_averagingIndex, m_settings.m_averagingMode))) / (float) m_glSpectrum->getSampleRate();
setNumberStr(averagingTime, 2, s); setNumberStr(averagingTime*overlapFactor, 2, s);
ui->averaging->setToolTip(QString("Number of averaging samples (avg time: %1s)").arg(s)); ui->averaging->setToolTip(QString("Number of averaging samples (avg time: %1s)").arg(s));
} }
else else