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abbie 2022-01-29 19:13:05 +00:00
commit 88dca85da7
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1
.gitignore vendored Normal file
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/target

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Cargo.lock generated Normal file
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# It is not intended for manual editing.
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Cargo.toml Normal file
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[package]
name = "pngxor"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
png = "0.11.0"

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src/main.rs Normal file
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use std::fs::File;
use std::io::BufWriter;
use std::path::Path;
use png::HasParameters;
fn main() {
println!("a");
let decoder = png::Decoder::new(File::open("input.png").unwrap());
let (info ,mut reader) = decoder.read_info().unwrap();
let mut buf = vec![0; info.buffer_size()];
println!("b");
reader.next_frame(&mut buf).unwrap();
let mut luf = [].to_vec();
let mut i = 0;
for x in buf {
let y = x^255;
println!("{}", i);
i = i + 1;
luf.push(y);
}
let path = Path::new(r"output.png");
let file = File::create(path).unwrap();
let ref mut w = BufWriter::new(file);
let mut encoder = png::Encoder::new(w, info.width, info.height);
encoder.set(info.color_type).set(info.bit_depth);
let mut writer = encoder.write_header().unwrap();
writer.write_image_data(&luf).unwrap();
}