NSF-HiFiGAN vocoder license notice (for examples/demo_output.mp3)

License: CC-BY-NC-SA-4.0
Provider: OpenVPI Community / DiffSinger Community
Source: https://github.com/openvpi/vocoders/releases
Project: https://github.com/openvpi/DiffSinger

This demo was produced by vocaboot via:
  vocaboot demo --accept-nc --out examples/demo_output.wav

The output mp3 is derived from the WAV produced by NSF-HiFiGAN
inference. Per Creative Commons FAQ, output of a CC-licensed model
is the user's copyright and not auto-bound by NC/SA clauses
(https://creativecommons.org/faq/). The CC-BY attribution requirement
is honored above.

The audio you hear is a 4-partial harmonic oscillator (Stage 1 OSS-1
synthetic acoustic), not vocal-tract-filtered voice synthesis. See
README.md "--voice synthetic is an oscillator, not a voice".
