Function fax::slice_reader
source · pub fn slice_reader(
slice: &[u8]
) -> ByteReader<impl Iterator<Item = Result<u8, Infallible>> + '_>
Examples found in repository?
examples/validate.rs (line 18)
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fn main() {
let mut args = std::env::args().skip(1);
let input: String = args.next().unwrap();
let output = args.next().unwrap();
let data = fs::read(&input).unwrap();
let reference_data = fs::read(&output).unwrap();
let mut parts = data.splitn(3, |&b| b == b'\n');
assert_eq!(parts.next().unwrap(), b"P4");
let mut size = parts.next().unwrap().splitn(2, |&b| b == b' ');
let width: u16 = std::str::from_utf8(size.next().unwrap()).unwrap().parse().unwrap();
let height: u16 = std::str::from_utf8(size.next().unwrap()).unwrap().parse().unwrap();
//let writer = VecWriter::new();
let writer = Validator { reader: slice_reader(&reference_data) };
let mut encoder = Encoder::new(writer);
for (y, line) in parts.next().unwrap().chunks((width as usize + 7) / 8).enumerate().take(height as _) {
println!("\nline {}", y);
let line = slice_bits(line).take(width as usize)
.map(|b| match b {
false => Color::Black,
true => Color::White
});
encoder.encode_line(line, width).unwrap();
}
let mut writer = encoder.finish().unwrap();
writer.reader.print_remaining();
//let (data, _) = encoder.into_writer().finish();
//fs::write(&output, &data).unwrap();
}