aspen.visualizations.spectrum_visualizer

Visualize a spectrum

Classes

SpectrumVisualizer([…])

Visualize spectrum

class aspen.visualizations.spectrum_visualizer.SpectrumVisualizer(spectrum_visualizer_scale='default', visualization_spectral_limit='0', visualization_labels=True, samp_freq=16000)

Bases: aspen.interfaces.abs_common_interface.AbsCommonInterface, aspen.interfaces.abs_visualization_interface.AbsVisualizationInterface

Visualize spectrum

Parameters

• spectrum_visualizer_scale (str) – The scaling of the values in the spec. See https://matplotlib.org/stable/api/_as_gen/matplotlib.pyplot.magnitude_spectrum.html

• visualization_spectral_limit (str) – The limitation of spectral axis in Hz (e.g. 100_1000) Defaults to “0” (= do nothing).

• visualization_labels (bool) – The flag to add labels (title, xlabel, ylabel). Defaults to True.

• samp_freq (int) – Sampling frequency. Defaults to 16000.

__call__(fig, ax, sample)

Call self as a function.

static add_arguments(parser)

add arguments

classmethod load_class_kwargs(args)

Return the kwargs dict for class __init__ from parsed arguments

Parameters

args (Namespace) – (config)argparse arguments

Return type

dict

Returns

kwargs for class __init__

plotsize()

return plotter figure size [width, height]

title()

return title of figure

aspen.visualizations.spectrogram_visualizer aspen.visualizations.waveform_visualizer