1
2
3
4
5
6
7
8
9
10
11
12
13
14
|
use criterion::{black_box, criterion_group, criterion_main, Criterion};
use image::{GenericImage, ImageBuffer, Rgba};
pub fn bench_copy_from(c: &mut Criterion) {
let src = ImageBuffer::from_pixel(2048, 2048, Rgba([255u8, 0, 0, 255]));
let mut dst = ImageBuffer::from_pixel(2048, 2048, Rgba([0u8, 0, 0, 255]));
c.bench_function("copy_from", |b| {
b.iter(|| dst.copy_from(black_box(&src), 0, 0))
});
}
criterion_group!(benches, bench_copy_from);
criterion_main!(benches);
|
