RustyOpus
Copyright 2026 RustyOpus contributors

This product includes code from the following third-party projects:

- `opus-rs`, a pure-Rust implementation of the Opus audio codec (RFC 6716),
  Copyright (c) restsend and contributors, licensed under the BSD-3-Clause
  license. Pinned revision: 0.1.29 (see docs/provenance.md). Used for packet
  encode/decode and for `RustyOpus.reencode/2` (Ogg demux/mux is in-crate;
  ADR003). The upstream BSD-3-Clause license text is reproduced below.

- `rustler`, Copyright (c) 2017 The Rustler contributors, licensed under
  MIT OR Apache-2.0.

- `rustler_precompiled`, Copyright (c) the RustlerPrecompiled contributors,
  licensed under MIT OR Apache-2.0.

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BSD 3-Clause License (opus-rs)

Copyright (c) 2024-2026, restsend and opus-rs contributors.
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its
   contributors may be used to endorse or promote products derived from
   this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
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