# rfc6381-codec
Rust library for parsing and generating _codec_ string values, as specified in
[RFC 6381, section 3](https://tools.ietf.org/html/rfc6381#section-3).
[](https://crates.io/crates/rfc6381-codec)
[](https://docs.rs/rfc6381-codec)
[](https://coveralls.io/github/dholroyd/rfc6381-codec?branch=master)
## Supported RFC 6381 features
- [x] `avc1`
- [x] `avc3` (shares the `avc1` codec-string grammar; defined in ISO/IEC 14496-15, not RFC 6381 itself)
- [x] `mp4a` only object-type-identifier `0x40` (MPEG 4 Audio) supported
- [ ] other four-character-code values not supported
- [ ] generic syntax including 'charset' and 'percent-encoding' not supported