Function blockhash::blockhash256

pub fn blockhash256<I: Image>(img: &I) -> Blockhash256

Generates a 256-bit perceptual hash of an image.

Examples

use blockhash::{blockhash256, Blockhash256};

let img = image::open("images/512x512_rgb.png").unwrap();
let hash = blockhash256(&img);

assert_eq!(
    hash,
    Blockhash256::from([
        0x9c, 0xfd, 0xe0, 0x3d, 0xc4, 0x19, 0x84, 0x67,
        0xad, 0x67, 0x1d, 0x17, 0x1c, 0x07, 0x1c, 0x5b,
        0x1f, 0xf8, 0x1b, 0xf9, 0x19, 0xd9, 0x18, 0x18,
        0x38, 0xf8, 0xf8, 0x90, 0xf8, 0x07, 0xff, 0x01,
    ]),
);