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//! `id_syn_ele` — ISO/IEC 14496-3 Table 4.71.
/// Syntactic element id.
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
#[repr(u8)]
pub enum IdSynEle {
/// Single channel.
Sce = 0,
/// Channel pair.
Cpe = 1,
/// Coupling channel.
Cce = 2,
/// LFE.
Lfe = 3,
/// Data stream.
Dse = 4,
/// Program config.
Pce = 5,
/// Fill.
Fil = 6,
/// End.
End = 7,
}
impl IdSynEle {
/// Map a 3-bit wire value.
#[must_use]
pub fn from_bits(bits: u8) -> Self {
match bits & 0b111 {
0 => Self::Sce,
1 => Self::Cpe,
2 => Self::Cce,
3 => Self::Lfe,
4 => Self::Dse,
5 => Self::Pce,
6 => Self::Fil,
_ => Self::End,
}
}
}