List of available processors

Encoder

  • flac_aubio_encoder 1.0: FLAC encoder based on aubio

  • vorbis_aubio_encoder 1.0: OGG Vorbis encoder based on aubio

  • wav_aubio_encoder 1.0: Wav encoder based on aubio

  • live_encoder 1.0: Gstreamer-based Audio Sink

  • flac_encoder 1.0: FLAC encoder based on Gstreamer

  • aac_encoder 1.0: AAC encoder based on Gstreamer

  • mp3_encoder 1.0: MP3 encoder based on Gstreamer

  • vorbis_encoder 1.0: OGG Vorbis encoder based on Gstreamer

  • opus_encoder 1.0: Opus encoder based on Gstreamer

  • wav_encoder 1.0: WAV encoder based on Gstreamer

  • webm_encoder 1.0: WebM encoder based on Gstreamer

Decoder

  • array_decoder 1.0: Decoder taking Numpy array as input

  • aubio_decoder 1.0: File decoder based on aubio

  • file_decoder 1.0: File Decoder based on Gstreamer

Grapher

  • grapher_aubio_pitch 1.0: Image representing Pitch

  • grapher_aubio_silence 1.0: Image representing Aubio Silence

  • grapher_dissonance 1.0: Image representing Dissonance

  • grapher_vamp_cqt 1.0: Image representing Constant Q Transform

  • grapher_loudness_itu 1.0: Image representing Loudness ITU

  • spectrogram 1.0: Image representing Linear Spectrogram

  • grapher_onset_detection_function 1.0: Image representing Onset detection

  • grapher_waveform 1.0: Image representing Waveform from Analyzer

  • spectrogram_log 1.0: Logarithmic scaled spectrogram (level vs. frequency vs. time).

  • spectrogram_lin 1.0: Linear scaled spectrogram (level vs. frequency vs. time).

  • waveform_simple 1.0: Simple monochrome waveform image.

  • waveform_centroid 1.0: Waveform where peaks are colored relatively to the spectral centroids of each frame buffer.

  • waveform_contour_black 1.0: Black amplitude contour waveform.

  • waveform_contour_white 1.0: an white amplitude contour wavform.

  • waveform_transparent 1.0: Transparent waveform.

Analyzer

  • aubio_melenergy 0.4.6: Aubio Mel Energy analyzer

  • aubio_mfcc 0.4.6: Aubio MFCC analyzer

  • aubio_pitch 0.4.6: Aubio Pitch estimation analyzer

  • aubio_silence 0.4.6: Aubio Silence detection analyzer

  • aubio_specdesc 0.4.6: Aubio Spectral Descriptors collection analyzer

  • aubio_temporal 0.4.6: Aubio Temporal analyzer

  • essentia_dissonance 2.1b5.dev416: Dissonance from Essentia

  • vamp_constantq 1.1.0: Constant Q transform from QMUL vamp plugins

  • vamp_simple_host 1.1.0: Vamp plugins library interface analyzer

  • loudness_itu 1.0: Measure of audio loudness using standard ITU-R BS.1770-3

  • spectrogram_analyzer 1.0: Spectrogram image builder with an extensible buffer based on tables

  • onset_detection_function 1.0: Onset Detection Function analyzer

  • spectrogram_analyzer_buffer 1.0: Spectrogram image builder with an extensible buffer based on tables

  • waveform_analyzer 1.0: Waveform analyzer

ValueAnalyzer

  • mean_dc_shift 1.0: Mean DC shift analyzer

  • essentia_dissonance_value 2.1b5.dev416: Mean Dissonance Value from Essentia

  • vamp_tempo 1.1.0: Tempo from QMUL vamp plugins

  • vamp_tuning 1.1.0: Tuning from NNLS Chroma vamp plugins

  • level 1.0: Audio level analyzer

Effect

  • fx_gain 1.0: Gain effect processor