picto 0.4.4

Image handling library.
Documentation 
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//            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
//                    Version 2, December 2004
//
// Copyleft (ↄ) meh. <meh@schizofreni.co> | http://meh.schizofreni.co
//
// Everyone is permitted to copy and distribute verbatim or modified
// copies of this license document, and changing it is allowed as long
// as the name is changed.
//
//            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
//   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
//
//  0. You just DO WHAT THE FUCK YOU WANT TO.

extern crate clap;
use clap::{App, Arg};

extern crate picto;
use picto::{color::Rgba, processing::prelude::*};

fn main() {
	let matches = App::new("blur")
		.version(env!("CARGO_PKG_VERSION"))
		.about("Blur an image.")
		.arg(
			Arg::with_name("INPUT")
				.index(1)
				.required(true)
				.help("Path to the input image."),
		)
		.arg(
			Arg::with_name("OUTPUT")
				.index(2)
				.required(true)
				.help("Path to the output image"),
		)
		.arg(
			Arg::with_name("by")
				.short("b")
				.long("by")
				.takes_value(true)
				.required(true)
				.help("The amount to blur by."),
		)
		.get_matches();

	let image = picto::read::from_path::<Rgba, u8, _>(matches.value_of("INPUT").unwrap()).unwrap();
	let by = matches.value_of("by").unwrap().parse::<f32>().unwrap();

	picto::write::to_path(matches.value_of("OUTPUT").unwrap(), &image.blur(by)).unwrap();
}