torchaudio.prototype.functional

Utility

barkscale_fbanks	Create a frequency bin conversion matrix.
chroma_filterbank	Create a frequency-to-chroma conversion matrix.

DSP

adsr_envelope	Generate ADSR Envelope
filter_waveform	Applies filters along time axis of the given waveform.
extend_pitch	Extend the given time series values with multipliers of them.
oscillator_bank	Synthesize waveform from the given instantaneous frequencies and amplitudes.
sinc_impulse_response	Create windowed-sinc impulse response for given cutoff frequencies.
frequency_impulse_response	Create filter from desired frequency response

Room Impulse Response Simulation

ray_tracing	Compute energy histogram via ray tracing.
simulate_rir_ism	Compute Room Impulse Response (RIR) based on the image source method [Allen and Berkley, 1979].