test opencv+rust

https://github.com/twistedfall/opencv-rust

windows 10, choco install

• chocolatey 2.3.0
• llvm 19.1.0
• OpenCV 4.10.0

[dependencies]
encoding = "0.2.33"
opencv = "0.93.1"

use opencv::{highgui, imgcodecs, Result};
use encoding::{Encoding, EncoderTrap};
use encoding::all::GBK;

fn main() -> Result<()> {
    let utf8_path = r"C:\Users\some\Pictures\一星.jpg";  
    let gdk_bytes = GBK.encode(utf8_path, EncoderTrap::Strict).unwrap();
    let win_path = unsafe {
        String::from_utf8_unchecked(gdk_bytes)
    };
    let image = imgcodecs::imread(&win_path, 1)?;
	highgui::named_window("hello opencv!", 0)?;
	highgui::imshow("hello opencv!", &image)?;
	highgui::wait_key(10000)?;
	Ok(())
}

set OPENCV_INCLUDE_PATHS=C:\tools\opencv\build\include
set OPENCV_LINK_PATHS=C:\tools\opencv\build\x64\vc16\lib
set OPENCV_LINK_LIBS=opencv_world4100
cargo run