use std::convert::TryInto;
use bzip2::Compression;
use compression_core::Level;
#[derive(Debug)]
pub struct Bzip2EncoderParams {
inner: Compression,
}
impl From<Bzip2EncoderParams> for Compression {
fn from(value: Bzip2EncoderParams) -> Self {
value.inner
}
}
impl From<Level> for Bzip2EncoderParams {
fn from(value: Level) -> Self {
let fastest = bzip2::Compression::fast();
let best = bzip2::Compression::best();
let inner = match value {
Level::Fastest => fastest,
Level::Best => best,
Level::Precise(quality) => bzip2::Compression::new(
quality
.try_into()
.unwrap_or(0)
.clamp(fastest.level(), best.level()),
),
_ => bzip2::Compression::default(),
};
Self { inner }
}
}