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Add causality parameter to seamlessly move between linear- and minimum phase

pull/14/head
Ewald de Wit 2022-09-25 09:36:53 +02:00
rodzic ae6d522b6e
commit a17f14c6fc
1 zmienionych plików z 16 dodań i 14 usunięć
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30
hifiscan/app.py
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@ -100,9 +100,9 @@ class App(qt.QMainWindow):
dbRange = self.dbRange.value() dbRange = self.dbRange.value()
beta = self.kaiserBeta.value() beta = self.kaiserBeta.value()
smoothing = self.irSmoothing.value() smoothing = self.irSmoothing.value()
minPhase = self.typeBox.currentIndex() == 1 causality = self.causality.value() / 100
t, ir = analyzer.h_inv(secs, dbRange, beta, smoothing, minPhase) t, ir = analyzer.h_inv(secs, dbRange, beta, smoothing, causality)
self.irPlot.setData(1000 * t, ir) self.irPlot.setData(1000 * t, ir)
logIr = np.log10(1e-8 + np.abs(ir)) logIr = np.log10(1e-8 + np.abs(ir))
@ -140,11 +140,11 @@ class App(qt.QMainWindow):
db = int(self.dbRange.value()) db = int(self.dbRange.value())
beta = int(self.kaiserBeta.value()) beta = int(self.kaiserBeta.value())
smoothing = int(self.irSmoothing.value()) smoothing = int(self.irSmoothing.value())
minPhase = self.typeBox.currentIndex() == 1 causality = self.causality.value()
_, irInv = analyzer.h_inv(ms / 1000, db, beta, smoothing, minPhase) _, irInv = analyzer.h_inv(
ms / 1000, db, beta, smoothing, causality / 100)
name = (f'IR_{ms}ms_{db}dB_{beta}t_{smoothing}s' name = f'IR_{ms}ms_{db}dB_{beta}t_{smoothing}s_{causality}c.wav'
f'{"_minphase" if minPhase else ""}.wav')
filename, _ = qt.QFileDialog.getSaveFileName( filename, _ = qt.QFileDialog.getSaveFileName(
self, 'Save inverse impulse response', self, 'Save inverse impulse response',
str(self.saveDir / name), 'WAV (*.wav)') str(self.saveDir / name), 'WAV (*.wav)')
@ -196,7 +196,7 @@ class App(qt.QMainWindow):
self.hi = pg.SpinBox( self.hi = pg.SpinBox(
value=20000, step=100, bounds=[5, 40000], suffix='Hz') value=20000, step=100, bounds=[5, 40000], suffix='Hz')
self.secs = pg.SpinBox( self.secs = pg.SpinBox(
value=1.0, step=0.1, bounds=[0.1, 10], suffix='s') value=1.0, step=0.1, bounds=[0.1, 30], suffix='s')
self.ampl = pg.SpinBox( self.ampl = pg.SpinBox(
value=40, step=1, bounds=[0, 100], suffix='%') value=40, step=1, bounds=[0, 100], suffix='%')
self.spectrumSmoothing = pg.SpinBox( self.spectrumSmoothing = pg.SpinBox(
@ -271,19 +271,21 @@ class App(qt.QMainWindow):
self.dbRange.sigValueChanging.connect(self.plot) self.dbRange.sigValueChanging.connect(self.plot)
self.kaiserBeta = pg.SpinBox( self.kaiserBeta = pg.SpinBox(
value=5, step=1, bounds=[0, 100]) value=5, step=1, bounds=[0, 100])
self.kaiserBeta.sigValueChanging.connect(self.plot)
self.irSmoothing = pg.SpinBox( self.irSmoothing = pg.SpinBox(
value=15, step=1, bounds=[0, 30]) value=15, step=1, bounds=[0, 30])
self.irSmoothing.sigValueChanging.connect(self.plot) self.irSmoothing.sigValueChanging.connect(self.plot)
self.kaiserBeta.sigValueChanging.connect(self.plot)
causalityLabel = qt.QLabel('Causality: ')
causalityLabel.setToolTip('0% = Zero phase, 100% = Zero lateny')
self.causality = pg.SpinBox(
value=0, step=5, bounds=[0, 100], suffix='%')
self.causality.sigValueChanging.connect(self.plot)
self.useBox = qt.QComboBox() self.useBox = qt.QComboBox()
self.useBox.addItems(['Stored measurements', 'Last measurement']) self.useBox.addItems(['Stored measurements', 'Last measurement'])
self.useBox.currentIndexChanged.connect(self.plot) self.useBox.currentIndexChanged.connect(self.plot)
self.typeBox = qt.QComboBox()
self.typeBox.addItems(['Zero phase', 'Zero latency'])
self.typeBox.currentIndexChanged.connect(self.plot)
exportButton = qt.QPushButton('Export as WAV') exportButton = qt.QPushButton('Export as WAV')
exportButton.setShortcut('E') exportButton.setShortcut('E')
exportButton.setToolTip('<Key E>') exportButton.setToolTip('<Key E>')
@ -303,8 +305,8 @@ class App(qt.QMainWindow):
hbox.addWidget(qt.QLabel('Smoothing: ')) hbox.addWidget(qt.QLabel('Smoothing: '))
hbox.addWidget(self.irSmoothing) hbox.addWidget(self.irSmoothing)
hbox.addSpacing(32) hbox.addSpacing(32)
hbox.addWidget(qt.QLabel('Type: ')) hbox.addWidget(causalityLabel)
hbox.addWidget(self.typeBox) hbox.addWidget(self.causality)
hbox.addSpacing(32) hbox.addSpacing(32)
hbox.addWidget(qt.QLabel('Use: ')) hbox.addWidget(qt.QLabel('Use: '))
hbox.addWidget(self.useBox) hbox.addWidget(self.useBox)