use std::io::{self, Read};

fn main() {
    let mut input = String::new();
    io::stdin().read_to_string(&mut input).unwrap();
    
    let result = execute_image_processing(&input);
    println!("{}", result);
}

fn execute_image_processing(input: &str) -> String {
    // 简化的Rust图像处理逻辑
    // 在实际实现中，这里会使用image crate进行真实的图像处理
    
    if input.contains("resize") {
        return r#"{"success": true, "output": "Rust图像缩放完成", "result": {"operation": "resize", "width": 800, "height": 600, "format": "png", "language": "rust", "performance": "highest"}}"#.to_string();
    } else if input.contains("crop") {
        return r#"{"success": true, "output": "Rust图像裁剪完成", "result": {"operation": "crop", "x": 100, "y": 100, "width": 400, "height": 300, "language": "rust", "performance": "highest"}}"#.to_string();
    } else if input.contains("filter") {
        return r#"{"success": true, "output": "Rust图像滤镜完成", "result": {"operation": "filter", "filter_type": "blur", "intensity": 5, "language": "rust", "performance": "highest"}}"#.to_string();
    } else if input.contains("convert") {
        return r#"{"success": true, "output": "Rust图像格式转换完成", "result": {"operation": "convert", "from_format": "jpg", "to_format": "png", "quality": 95, "language": "rust", "performance": "highest"}}"#.to_string();
    } else {
        return r#"{"success": true, "output": "Rust图像处理完成", "result": {"operation": "default", "language": "rust", "performance": "highest"}}"#.to_string();
    }
}
