use std::convert::TryInto;
use compression_core::Level;
#[derive(Debug, Clone)]
pub struct FlateEncoderParams {
inner: flate2::Compression,
}
impl From<flate2::Compression> for FlateEncoderParams {
fn from(inner: flate2::Compression) -> Self {
Self { inner }
}
}
impl From<FlateEncoderParams> for flate2::Compression {
fn from(value: FlateEncoderParams) -> Self {
value.inner
}
}
impl From<Level> for FlateEncoderParams {
fn from(value: Level) -> Self {
let fastest = flate2::Compression::fast();
let best = flate2::Compression::best();
let none = flate2::Compression::none();
let inner = match value {
Level::Fastest => fastest,
Level::Best => best,
Level::Precise(quality) => flate2::Compression::new(
quality
.try_into()
.unwrap_or(0)
.clamp(none.level(), best.level()),
),
_ => flate2::Compression::default(),
};
Self { inner }
}
}
