def __init__(self, parent, sharedGLWidget, logger=PrintLogger()):
super().__init__(parent)
self.logger = logger
self.audiobuffer = None
self.setObjectName("Spectrum_Widget")
self.gridLayout = QtWidgets.QGridLayout(self)
self.gridLayout.setObjectName("gridLayout")
self.PlotZoneSpect = SpectrumPlotWidget(self, sharedGLWidget,
self.logger)
self.PlotZoneSpect.setObjectName("PlotZoneSpect")
self.gridLayout.addWidget(self.PlotZoneSpect, 0, 0, 1, 1)
# initialize the class instance that will do the fft
self.proc = audioproc(self.logger)
self.maxfreq = DEFAULT_MAXFREQ
self.proc.set_maxfreq(self.maxfreq)
self.minfreq = DEFAULT_MINFREQ
self.fft_size = 2**DEFAULT_FFT_SIZE * 32
self.proc.set_fftsize(self.fft_size)
self.spec_min = DEFAULT_SPEC_MIN
self.spec_max = DEFAULT_SPEC_MAX
self.weighting = DEFAULT_WEIGHTING
self.dual_channels = False
self.response_time = DEFAULT_RESPONSE_TIME
self.update_weighting()
self.freq = self.proc.get_freq_scale()
self.old_index = 0
self.overlap = 3. / 4.
self.update_display_buffers()
# set kernel and parameters for the smoothing filter
self.setresponsetime(self.response_time)
self.PlotZoneSpect.setlogfreqscale() #DEFAULT_FREQ_SCALE = 1 #log10
self.PlotZoneSpect.setfreqrange(self.minfreq, self.maxfreq)
self.PlotZoneSpect.setspecrange(self.spec_min, self.spec_max)
self.PlotZoneSpect.setweighting(self.weighting)
self.PlotZoneSpect.set_peaks_enabled(True)
self.PlotZoneSpect.set_baseline_displayUnits(0.)
self.PlotZoneSpect.setShowFreqLabel(DEFAULT_SHOW_FREQ_LABELS)
# initialize the settings dialog
self.settings_dialog = Spectrum_Settings_Dialog(self, self.logger)
