TonalExtractor

streaming mode | Tonal category

Inputs

  • signal (real) - the input audio signal

Outputs

  • chords_changes_rate (real) - See ChordsDescriptors algorithm documentation

  • chords_histogram (vector_real) - See ChordsDescriptors algorithm documentation

  • chords_key (string) - See ChordsDescriptors algorithm documentation

  • chords_number_rate (real) - See ChordsDescriptors algorithm documentation

  • chords_progression (string) - See ChordsDetection algorithm documentation

  • chords_scale (string) - See ChordsDetection algorithm documentation

  • chords_strength (real) - See ChordsDetection algorithm documentation

  • hpcp (vector_real) - See HPCP algorithm documentation

  • hpcp_highres (vector_real) - See HPCP algorithm documentation

  • key_key (string) - See Key algorithm documentation

  • key_scale (string) - See Key algorithm documentation

  • key_strength (real) - See Key algorithm documentation

Parameters

  • frameSize (integer ∈ (0, ∞), default = 4096) :

    the framesize for computing tonal features

  • hopSize (integer ∈ (0, ∞), default = 2048) :

    the hopsize for computing tonal features

  • tuningFrequency (real ∈ (0, ∞), default = 440) :

    the tuning frequency of the input signal

Description

This algorithm computes tonal features for an audio signal

Source code

See also

TonalExtractor (standard)