oxipng/benches/strategies.rs
2025-09-26 09:14:03 +12:00

57 lines
1.6 KiB
Rust

#![feature(test)]
extern crate oxipng;
extern crate test;
use std::path::PathBuf;
use oxipng::{internal_tests::*, *};
use test::Bencher;
#[bench]
fn filters_minsum(b: &mut Bencher) {
let input = test::black_box(PathBuf::from("tests/files/rgb_8_should_be_rgb_8.png"));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| png.raw.filter_image(FilterStrategy::MinSum, false));
}
#[bench]
fn filters_entropy(b: &mut Bencher) {
let input = test::black_box(PathBuf::from("tests/files/rgb_8_should_be_rgb_8.png"));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| png.raw.filter_image(FilterStrategy::Entropy, false));
}
#[bench]
fn filters_bigrams(b: &mut Bencher) {
let input = test::black_box(PathBuf::from("tests/files/rgb_8_should_be_rgb_8.png"));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| png.raw.filter_image(FilterStrategy::Bigrams, false));
}
#[bench]
fn filters_bigent(b: &mut Bencher) {
let input = test::black_box(PathBuf::from("tests/files/rgb_8_should_be_rgb_8.png"));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| png.raw.filter_image(FilterStrategy::BigEnt, false));
}
#[bench]
fn filters_brute(b: &mut Bencher) {
let input = test::black_box(PathBuf::from("tests/files/rgb_8_should_be_rgb_8.png"));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| {
png.raw.filter_image(
FilterStrategy::Brute {
num_lines: 4,
level: 1,
},
false,
)
});
}