first version by zatzou

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "respack-decrypter"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+image = "0.25.5"
+zune-png = "0.4.10"

src/main.rs

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+use image::ImageBuffer;
+use zune_png::{zune_core::options::DecoderOptions, PngDecoder};
+
+fn main() {
+    let data = include_bytes!("../inventory.png");
+
+    let mut decoder = PngDecoder::new_with_options(data, DecoderOptions::new_cmd());
+
+    decoder.decode_headers().unwrap();
+    let dim = decoder.get_dimensions().unwrap();
+    let col = decoder.get_colorspace().unwrap();
+    let data = decoder.decode_raw().unwrap();
+
+    // TODO: figure out propper color checks rn we assume data is RGBA
+
+    let out: ImageBuffer<image::Rgba<u8>, Vec<u8>> =
+        ImageBuffer::from_raw(dim.0 as u32, dim.1 as u32, data).unwrap();
+
+    out.save("out.png").unwrap();
+}