Fallback speaker id when none is requested.
espeak-ng voice identifier (for example, "fr").
STFT hop length used for chunk sizing.
Default speech-rate multiplier (>1 slower, <1 faster).
Default voice variability.
Default timing variability.
Number of speakers (1 for single-voice models).
Number of phoneme symbols.
Phoneme string to ONNX id list mapping.
Phonemizer back-end used by this voice.
OptionalpiperPiper version that trained the model, when recorded.
Output sample rate in Hz.
Named speaker to id mapping (multi-speaker models).
Vowel clusters treated as single phonemes, if any.
Normalized voice config with defaults applied. Port of
PiperConfiginconfig.py.