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|
use anyhow::anyhow;
use log::warn;
use std::{
env::args,
fs::{File, create_dir_all},
io::{BufReader, Read, Seek, SeekFrom},
};
use unity_tools::{
classes::{FromValue, texture2d::Texture2D},
object::read_value,
serialized_file::read_serialized_file,
unityfs::UnityFS,
};
fn main() -> anyhow::Result<()> {
env_logger::init_from_env("LOG");
let file = || BufReader::new(File::open(args().nth(1).unwrap()).unwrap());
let mut fs = UnityFS::open(file())?;
let mut fs2 = UnityFS::open(file())?;
let mut i = 0;
create_dir_all("/tmp/tex").unwrap();
let cabfile = fs
.nodes()
.iter()
.find(|n| !n.name.ends_with(".resource") && !n.name.ends_with(".resS"))
.ok_or(anyhow!("no CAB file found"))?
.to_owned();
let ressfile = fs2
.nodes()
.iter()
.find(|n| n.name.ends_with(".resS"))
.cloned();
let mut cab = fs.read(&cabfile)?;
let mut ress = ressfile.map(|p| fs2.read(&p)).transpose()?;
let file = read_serialized_file(&mut cab)?;
for ob in file.objects {
cab.seek(SeekFrom::Start(ob.data_offset))?;
let typetree = if ob.type_id < 0 {
unimplemented!()
} else {
&file.types[ob.type_id as usize]
};
if let Some(typetree) = &typetree.type_tree {
if typetree.type_string != "Texture2D" {
continue;
}
let value = read_value(typetree, file.endianness, &mut cab)?;
let mut texture = Texture2D::from_value(value).unwrap();
if texture.image_data.len() == 0 {
let ress = ress.as_mut().unwrap();
ress.seek(SeekFrom::Start(texture.stream_data.offset))?;
ress.by_ref()
.take(texture.stream_data.size as u64)
.read_to_end(&mut texture.image_data)?;
}
let path = format!(
"/tmp/tex/{}_{i}.png",
texture.name.replace("/", "-").replace(".", "-")
);
match texture.to_image() {
Ok(im) => {
if !im.as_rgba32f().is_some() {
im.save(&path).unwrap();
println!("{path}");
}
}
Err(e) => warn!("{e}"),
}
i += 1;
}
}
Ok(())
}
|
