ril 0.10.3

Rust Imaging Library: A performant and high-level image processing crate for Rust
Documentation 
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mod test_png;

use ril::prelude::*;
use std::time::Duration;
use test_png::COLORS;

#[test]
fn test_static_webp_encode() -> ril::Result<()> {
    let image = Image::from_fn(256, 256, |x, _| L(x as u8));

    image.save_inferred("tests/out/webp_encode_output.webp")
}

#[test]
fn test_animated_webp_encode() -> ril::Result<()> {
    let mut seq = ImageSequence::new();

    for color in COLORS {
        seq.push_frame(
            Frame::from_image(Image::new(256, 256, color)).with_delay(Duration::from_millis(100)),
        );
    }

    seq.save_inferred("tests/out/animated_webp_encode_output.webp")
}

#[test]
fn test_static_webp_decode() -> ril::Result<()> {
    let image = Image::<Rgb>::open("tests/sample.webp")?;

    assert_eq!(image.dimensions(), (256, 256));
    assert_eq!(image.pixel(0, 0), &Rgb::new(255, 0, 0));

    Ok(())
}

#[test]
fn test_animated_webp_decode() -> ril::Result<()> {
    for (frame, ref color) in ImageSequence::<Rgb>::open("tests/animated_sample.webp")?.zip(COLORS)
    {
        let frame = frame?.into_image();

        assert_eq!(frame.dimensions(), (256, 256));
        assert_eq!(frame.pixel(0, 0), color);
    }

    Ok(())
}