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