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Add util module

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This commit is contained in:
Joscha 2023-07-30 18:59:36 +02:00
parent 2a174de7bd
commit 618d6ac4e9
3 changed files with 34 additions and 6 deletions
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11
src/bw.rs
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@ -1,6 +1,8 @@
use image::RgbaImage;
use palette::{Hsl, Hsv, IntoColor, Lab, LinSrgb, Oklab, Srgb};
use crate::util;
#[derive(Clone, Copy, PartialEq, Eq)]
pub enum Method {
SrgbAverage,
@ -51,11 +53,8 @@ impl Method {
pub fn bw(image: &mut RgbaImage, method: Method) {
for pixel in image.pixels_mut() {
let [r, g, b, _] = pixel.0;
let srgb = Srgb::new(r, g, b).into_format::<f32>();
let srgb = method.to_bw(srgb).into_format::<u8>();
pixel.0[0] = srgb.red;
pixel.0[1] = srgb.green;
pixel.0[2] = srgb.blue;
let srgb = util::pixel_to_srgb(*pixel);
let srgb = method.to_bw(srgb);
util::update_pixel_with_srgb(pixel, srgb);
}
}