use std::env;
use std::error::Error;
use std::fs::File;
use std::io::BufReader;
fn main() -> Result<(), Box<dyn Error>> {
let path = env::args().nth(1).expect("usage: dec_frame [filename]");
decode(&path)
}
fn decode(path: &str) -> Result<(), Box<dyn Error>> {
let f = BufReader::new(File::open(path)?);
let mut frame_dec = gift::Decoder::new(f).into_frames();
let preamble = frame_dec.preamble()?;
println!("preamble: {:?}", preamble);
for frame in frame_dec {
println!("frame: {:?}", frame?);
}
Ok(())
}