https://crates.io/crates/leptess https://github.com/emersion/grim https://github.com/emersion/slurp

cr.rs

fn copy_region() -> Result<()> {
    let region = std::process::Command::new("slurp").output()?;
    let mut region = String::from_utf8(region.stdout)?;
    region.pop(); // remove \n
    std::process::Command::new("grim")
        .args(&["-g", &region])
        .arg(std::env::temp_dir().join("select.png"))
        .spawn()?
        .wait()?;
    let mut lt = leptess::LepTess::new(None, "eng").unwrap();
    lt.set_image(std::env::temp_dir().join("select.png"))?;
    let mut stdout = std::io::stdout();
    write!(stdout, "{}", lt.get_utf8_text()?)?;
    stdout.flush()?;
    Ok(())
}