oxipng/benches/zopfli.rs

68 lines
1.9 KiB
Rust

#![feature(test)]
extern crate oxipng;
extern crate test;
use std::{num::NonZeroU8, path::PathBuf};
use oxipng::{internal_tests::*, *};
use test::Bencher;
// SAFETY: trivially safe. Stopgap solution until const unwrap is stabilized.
const DEFAULT_ZOPFLI_ITERATIONS: NonZeroU8 = unsafe { NonZeroU8::new_unchecked(15) };
#[bench]
fn zopfli_16_bits_strategy_0(b: &mut Bencher) {
let input = test::black_box(PathBuf::from("tests/files/rgb_16_should_be_rgb_16.png"));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| {
zopfli_deflate(png.raw.data.as_ref(), DEFAULT_ZOPFLI_ITERATIONS).ok();
});
}
#[bench]
fn zopfli_8_bits_strategy_0(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(|| {
zopfli_deflate(png.raw.data.as_ref(), DEFAULT_ZOPFLI_ITERATIONS).ok();
});
}
#[bench]
fn zopfli_4_bits_strategy_0(b: &mut Bencher) {
let input = test::black_box(PathBuf::from(
"tests/files/palette_4_should_be_palette_4.png",
));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| {
zopfli_deflate(png.raw.data.as_ref(), DEFAULT_ZOPFLI_ITERATIONS).ok();
});
}
#[bench]
fn zopfli_2_bits_strategy_0(b: &mut Bencher) {
let input = test::black_box(PathBuf::from(
"tests/files/palette_2_should_be_palette_2.png",
));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| {
zopfli_deflate(png.raw.data.as_ref(), DEFAULT_ZOPFLI_ITERATIONS).ok();
});
}
#[bench]
fn zopfli_1_bits_strategy_0(b: &mut Bencher) {
let input = test::black_box(PathBuf::from(
"tests/files/palette_1_should_be_palette_1.png",
));
let png = PngData::new(&input, &Options::default()).unwrap();
b.iter(|| {
zopfli_deflate(png.raw.data.as_ref(), DEFAULT_ZOPFLI_ITERATIONS).ok();
});
}