Roughness

class ansys.sound.core.psychoacoustics.Roughness(signal=None)

Computes the roughness and the roughness over time of a sound.

Reference: Daniel and Weber, “Psychoacoustical roughness: implementation of an optimized model.” Acta Acustica united with Acustica, 83, pp. 113-123 (1997).

Class instantiation takes the following parameters.

Parameters:

signalField, default: None

Signal in Pa on which to compute roughness.

Methods

Roughness.convert_fields_container_to_np_array(fc)	Convert a DPF fields container to a NumPy array.
Roughness.get_bark_band_frequencies()	Get Bark band frequencies.
Roughness.get_bark_band_indexes()	Get Bark band indexes.
Roughness.get_output()	Get roughness data.
Roughness.get_output_as_nparray()	Get roughness data in a tuple of NumPy arrays.
Roughness.get_roughness()	Get the overall roughness in asper.
Roughness.get_roughness_over_time()	Get the roughness over time in asper.
Roughness.get_specific_roughness()	Get the specific roughness in asper/Bark.
Roughness.get_time_scale()	Get the time scale of the roughness over time, in s.
Roughness.plot()	Plot the specific roughness and the roughness over time.
Roughness.process()	Compute the roughness.

Attributes

Roughness.signal

Input signal in Pa.