fn main() {
let png = &include_bytes!("image.png")[..];
let header = minipng::decode_png_header(png).expect("bad PNG");
println!("need {} bytes of memory", header.required_bytes());
let mut buffer = vec![0; header.required_bytes()];
let image = minipng::decode_png(png, &mut buffer).expect("bad PNG");
println!("{}×{} image", image.width(), image.height());
let pixels = image.pixels();
println!(
"top-left pixel is #{:02x}{:02x}{:02x}",
pixels[0], pixels[1], pixels[2]
);
}