修改了readme文件

src-tauri/.cargo/config.toml

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+[target.x86_64-pc-windows-gnu]
+linker = "x86_64-w64-mingw32-gcc"

src-tauri/Cargo.toml

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+[package]
+name = "torch-format-converter"
+version = "2.0.0"
+description = "火炬格式转换器 - 跨平台多媒体格式转换工具"
+authors = [""]
+license = "MIT"
+repository = ""
+edition = "2021"
+
+[build-dependencies]
+tauri-build = { version = "2.0", features = [] }
+
+[dependencies]
+tauri = { version = "2.0", features = ["devtools"] }
+tauri-plugin-dialog = "2.0"
+tauri-plugin-fs = "2.0"
+tauri-plugin-shell = "2.0"
+tauri-plugin-os = "2.0"
+tauri-plugin-http = "2.0"
+rfd = "0.15"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+tokio = { version = "1.0", features = ["full"] }
+which = "6.0"
+dirs = "5.0"
+reqwest = { version = "0.12", features = ["stream"] }
+zip = "2.1"
+tar = "0.4"
+xz2 = "0.1"
+walkdir = "2.4"
+uuid = { version = "1.0", features = ["v4"] }
+base64 = "0.22"
+tokio-stream = "0.1"
+image = { version = "0.25", default-features = false, features = ["jpeg", "png", "gif", "webp", "bmp"] }
+lofty = "0.22"
+
+[features]
+default = []

src-tauri/build.rs

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+fn main() {
+    tauri_build::build()
+}

src-tauri/gen/schemas/capabilities.json

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+{}

src-tauri/src/ffmpeg_installer.rs

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+use std::fs;
+use std::io::Write;
+use std::path::{Path, PathBuf};
+use tokio::process::Command;
+use tokio_stream::StreamExt;
+
+const FFMPEG_VERSION: &str = "7.1";
+
+#[derive(Debug, Clone)]
+pub struct FFmpegInstaller;
+
+impl FFmpegInstaller {
+    pub fn new() -> Self {
+        Self
+    }
+
+    /// 获取 FFmpeg 存储路径
+    pub fn get_ffmpeg_path() -> PathBuf {
+        let app_dir = Self::get_app_data_dir();
+        #[cfg(target_os = "windows")]
+        let ffmpeg_name = "ffmpeg.exe";
+        #[cfg(not(target_os = "windows"))]
+        let ffmpeg_name = "ffmpeg";
+        app_dir.join(ffmpeg_name)
+    }
+
+    /// 获取应用数据目录
+    fn get_app_data_dir() -> PathBuf {
+        let home = dirs::home_dir().unwrap_or_else(|| PathBuf::from("."));
+        #[cfg(target_os = "macos")]
+        let app_dir = home.join("Library/Application Support/FormatConverter");
+        #[cfg(target_os = "windows")]
+        let app_dir = home.join("AppData/Local/FormatConverter");
+        #[cfg(target_os = "linux")]
+        let app_dir = home.join(".local/share/format-converter");
+        
+        fs::create_dir_all(&app_dir).ok();
+        app_dir
+    }
+
+    /// 检查 FFmpeg 是否已安装
+    pub fn is_installed() -> bool {
+        // 1. 检查系统 PATH 中的 FFmpeg
+        if let Ok(output) = std::process::Command::new("which")
+            .arg("ffmpeg")
+            .output() 
+        {
+            if output.status.success() && !output.stdout.is_empty() {
+                return true;
+            }
+        }
+        
+        // 2. 检查应用目录
+        let app_ffmpeg = Self::get_ffmpeg_path();
+        if app_ffmpeg.exists() {
+            return true;
+        }
+        
+        // 3. 检查系统常见路径
+        let common_paths = Self::get_system_ffmpeg_paths();
+        for path in common_paths {
+            if path.exists() {
+                return true;
+            }
+        }
+        
+        false
+    }
+
+    /// 获取可能的系统 FFmpeg 路径
+    fn get_system_ffmpeg_paths() -> Vec<PathBuf> {
+        let mut paths = Vec::new();
+        
+        #[cfg(target_os = "macos")]
+        {
+            // Homebrew 常见安装路径
+            paths.push(PathBuf::from("/opt/homebrew/bin/ffmpeg"));  // Apple Silicon
+            paths.push(PathBuf::from("/usr/local/bin/ffmpeg"));      // Intel
+            // 其他可能路径
+            paths.push(PathBuf::from("/usr/bin/ffmpeg"));
+        }
+        
+        #[cfg(target_os = "linux")]
+        {
+            paths.push(PathBuf::from("/usr/bin/ffmpeg"));
+            paths.push(PathBuf::from("/usr/local/bin/ffmpeg"));
+        }
+        
+        #[cfg(target_os = "windows")]
+        {
+            paths.push(PathBuf::from("C:\\ffmpeg\\bin\\ffmpeg.exe"));
+            if let Ok(program_files) = std::env::var("ProgramFiles") {
+                paths.push(PathBuf::from(&format!("{}\\ffmpeg\\bin\\ffmpeg.exe", program_files)));
+            }
+        }
+        
+        paths
+    }
+
+    /// 获取 FFmpeg 版本
+    pub async fn get_version() -> Option<String> {
+        // 1. 尝试系统 PATH 中的 ffmpeg
+        if let Ok(output) = tokio::time::timeout(
+            std::time::Duration::from_secs(5),
+            Command::new("ffmpeg").args(["-version"]).output()
+        ).await {
+            if let Ok(output) = output {
+                if output.status.success() {
+                    let stdout = String::from_utf8_lossy(&output.stdout);
+                    if let Some(first_line) = stdout.lines().next() {
+                        return Some(first_line.to_string());
+                    }
+                }
+            }
+        }
+        
+        // 2. 尝试应用目录中的 ffmpeg
+        let ffmpeg_path = Self::get_ffmpeg_path();
+        if ffmpeg_path.exists() {
+            if let Some(cmd_str) = ffmpeg_path.to_str() {
+                if let Ok(Ok(output)) = tokio::time::timeout(
+                    std::time::Duration::from_secs(5),
+                    Command::new(cmd_str).args(["-version"]).output()
+                ).await {
+                    if output.status.success() {
+                        let stdout = String::from_utf8_lossy(&output.stdout);
+                        if let Some(first_line) = stdout.lines().next() {
+                            return Some(first_line.to_string());
+                        }
+                    }
+                }
+            }
+        }
+        
+        // 3. 尝试系统常见路径
+        let system_paths = Self::get_system_ffmpeg_paths();
+        for path in system_paths {
+            if path.exists() {
+                if let Some(cmd_str) = path.to_str() {
+                    if let Ok(Ok(output)) = tokio::time::timeout(
+                        std::time::Duration::from_secs(5),
+                        Command::new(cmd_str).args(["-version"]).output()
+                    ).await {
+                        if output.status.success() {
+                            let stdout = String::from_utf8_lossy(&output.stdout);
+                            if let Some(first_line) = stdout.lines().next() {
+                                return Some(first_line.to_string());
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        
+        None
+    }
+
+    /// 下载并安装 FFmpeg
+    pub async fn install<F>(progress_callback: F) -> Result<(), String>
+    where
+        F: Fn(f64, String) + Send + 'static,
+    {
+        let platform = Self::detect_platform()?;
+        let download_url = Self::get_download_url(&platform);
+        
+        progress_callback(0.0, "准备下载 FFmpeg...".to_string());
+
+        // 创建临时目录
+        let temp_dir = std::env::temp_dir().join("format-converter-ffmpeg");
+        fs::create_dir_all(&temp_dir).map_err(|e: std::io::Error| format!("创建临时目录失败: {}", e))?;
+
+        // 下载文件
+        progress_callback(5.0, "正在下载 FFmpeg...".to_string());
+        let archive_path = temp_dir.join(format!("ffmpeg.{}", platform.extension()));
+        
+        Self::download_file(&download_url, &archive_path, |downloaded, total| {
+            let percent = if total > 0 {
+                (downloaded as f64 / total as f64) * 40.0 + 5.0
+            } else {
+                5.0
+            };
+            progress_callback(percent, format!("正在下载 FFmpeg... {:.1}%", percent));
+        })
+        .await
+        .map_err(|e| format!("下载失败: {}", e))?;
+
+        // 解压
+        progress_callback(50.0, "正在解压...".to_string());
+        Self::extract_archive(&archive_path, &temp_dir, &platform)
+            .await
+            .map_err(|e| format!("解压失败: {}", e))?;
+
+        // 移动到目标位置
+        progress_callback(90.0, "正在安装...".to_string());
+        let ffmpeg_path = Self::get_ffmpeg_path();
+        let extracted_ffmpeg = Self::find_ffmpeg_binary(&temp_dir, &platform)
+            .ok_or("在解压文件中未找到 FFmpeg 可执行文件")?;
+        
+        fs::copy(&extracted_ffmpeg, &ffmpeg_path)
+            .map_err(|e| format!("复制文件失败: {}", e))?;
+
+        // 设置可执行权限（Unix）
+        #[cfg(not(target_os = "windows"))]
+        {
+            use std::os::unix::fs::PermissionsExt;
+            let mut perms = fs::metadata(&ffmpeg_path).unwrap().permissions();
+            perms.set_mode(0o755);
+            fs::set_permissions(&ffmpeg_path, perms).unwrap();
+        }
+
+        // 清理临时文件
+        progress_callback(95.0, "正在清理...".to_string());
+        fs::remove_dir_all(&temp_dir).ok();
+
+        progress_callback(100.0, "FFmpeg 安装完成".to_string());
+        Ok(())
+    }
+
+    /// 检测平台
+    fn detect_platform() -> Result<Platform, String> {
+        #[cfg(target_os = "macos")]
+        {
+            // 检测架构
+            let arch = std::env::consts::ARCH;
+            match arch {
+                "aarch64" => Ok(Platform::MacOSArm64),
+                "x86_64" => Ok(Platform::MacOSX64),
+                _ => Err(format!("不支持的架构: {}", arch)),
+            }
+        }
+        #[cfg(target_os = "windows")]
+        {
+            let arch = std::env::consts::ARCH;
+            match arch {
+                "x86_64" => Ok(Platform::WindowsX64),
+                "aarch64" => Ok(Platform::WindowsArm64),
+                _ => Err(format!("不支持的架构: {}", arch)),
+            }
+        }
+        #[cfg(target_os = "linux")]
+        {
+            let arch = std::env::consts::ARCH;
+            match arch {
+                "x86_64" => Ok(Platform::LinuxX64),
+                "aarch64" => Ok(Platform::LinuxArm64),
+                _ => Err(format!("不支持的架构: {}", arch)),
+            }
+        }
+        #[cfg(not(any(target_os = "macos", target_os = "windows", target_os = "linux")))]
+        {
+            Err("不支持的操作系统".to_string())
+        }
+    }
+
+    /// 获取下载 URL
+    fn get_download_url(platform: &Platform) -> String {
+        match platform {
+            Platform::MacOSArm64 => format!(
+                "https://evermeet.cx/pub/ffmpeg/ffmpeg-{}-macos-arm64.zip",
+                FFMPEG_VERSION
+            ),
+            Platform::MacOSX64 => format!(
+                "https://evermeet.cx/pub/ffmpeg/ffmpeg-{}-macos-x86_64.zip",
+                FFMPEG_VERSION
+            ),
+            Platform::WindowsX64 => format!(
+                "https://www.gyan.dev/ffmpeg/builds/ffmpeg-release-essentials.zip"
+            ),
+            Platform::WindowsArm64 => format!(
+                "https://www.gyan.dev/ffmpeg/builds/ffmpeg-release-essentials.zip"
+            ),
+            Platform::LinuxX64 => format!(
+                "https://johnvansickle.com/ffmpeg/releases/ffmpeg-release-amd64-static.tar.xz"
+            ),
+            Platform::LinuxArm64 => format!(
+                "https://johnvansickle.com/ffmpeg/releases/ffmpeg-release-arm64-static.tar.xz"
+            ),
+        }
+    }
+
+    /// 下载文件
+    async fn download_file<F>(url: &str, path: &Path, progress: F) -> Result<(), String>
+    where
+        F: Fn(u64, u64),
+    {
+        let client = reqwest::Client::new();
+        let response = client
+            .get(url)
+            .timeout(std::time::Duration::from_secs(300))
+            .send()
+            .await
+            .map_err(|e| e.to_string())?;
+            
+        let total_size = response.content_length().unwrap_or(0);
+        
+        let mut file = fs::File::create(path).map_err(|e| e.to_string())?;
+        let mut downloaded: u64 = 0;
+        let mut stream = response.bytes_stream();
+
+        while let Some(chunk) = stream.next().await {
+            let chunk = chunk.map_err(|e: reqwest::Error| e.to_string())?;
+            file.write_all(&chunk).map_err(|e: std::io::Error| e.to_string())?;
+            downloaded += chunk.len() as u64;
+            progress(downloaded, total_size);
+        }
+
+        Ok(())
+    }
+
+    /// 解压归档文件
+    async fn extract_archive(
+        archive_path: &Path,
+        output_dir: &Path,
+        platform: &Platform,
+    ) -> Result<(), String> {
+        match platform.extension().as_str() {
+            "zip" => {
+                let file = fs::File::open(archive_path).map_err(|e| e.to_string())?;
+                let mut archive = zip::ZipArchive::new(file).map_err(|e| e.to_string())?;
+                archive.extract(output_dir).map_err(|e| e.to_string())?;
+            }
+            "tar.xz" => {
+                let file = fs::File::open(archive_path).map_err(|e| e.to_string())?;
+                let tar = xz2::read::XzDecoder::new(file);
+                let mut archive = tar::Archive::new(tar);
+                archive.unpack(output_dir).map_err(|e| e.to_string())?;
+            }
+            _ => return Err("不支持的压缩格式".to_string()),
+        }
+        Ok(())
+    }
+
+    /// 查找 FFmpeg 可执行文件
+    fn find_ffmpeg_binary(dir: &Path, _platform: &Platform) -> Option<PathBuf> {
+        #[cfg(target_os = "windows")]
+        let binary_name = "ffmpeg.exe";
+        #[cfg(not(target_os = "windows"))]
+        let binary_name = "ffmpeg";
+
+        for entry in walkdir::WalkDir::new(dir) {
+            if let Ok(entry) = entry {
+                if entry.file_name() == binary_name {
+                    return Some(entry.path().to_path_buf());
+                }
+            }
+        }
+        None
+    }
+}
+
+#[derive(Debug)]
+enum Platform {
+    MacOSArm64,
+    MacOSX64,
+    WindowsX64,
+    WindowsArm64,
+    LinuxX64,
+    LinuxArm64,
+}
+
+impl Platform {
+    fn extension(&self) -> String {
+        match self {
+            Platform::MacOSArm64 | Platform::MacOSX64 | Platform::WindowsX64 | Platform::WindowsArm64 => "zip".to_string(),
+            Platform::LinuxX64 | Platform::LinuxArm64 => "tar.xz".to_string(),
+        }
+    }
+}

src-tauri/tauri.conf.json

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+{
+  "$schema": "https://schema.tauri.app/config/2.0.0",
+  "productName": "火炬格式转换器",
+  "version": "2.0.0",
+  "identifier": "cn.meshel.formatconverter",
+  "build": {
+    "frontendDist": "../src"
+  },
+  "app": {
+    "withGlobalTauri": true,
+    "windows": [
+      {
+        "title": "火炬格式转换器",
+        "width": 1100,
+        "height": 800,
+        "minWidth": 900,
+        "minHeight": 700,
+        "resizable": true,
+        "fullscreen": false,
+        "dragDropEnabled": true
+      }
+    ],
+    "security": {
+      "csp": null,
+      "capabilities": [
+        {
+          "identifier": "main-capability",
+          "description": "Main application capabilities",
+          "windows": ["main"],
+          "permissions": [
+            "core:default",
+            "core:event:default",
+            "core:event:allow-listen",
+            "dialog:default",
+            "fs:default",
+            "shell:default",
+            "os:default",
+            "http:default"
+          ]
+        }
+      ]
+    }
+  },
+  "bundle": {
+    "active": true,
+    "targets": "all",
+    "category": "Utility",
+    "copyright": "",
+    "shortDescription": "火炬格式转换器",
+    "longDescription": "跨平台格式转换器 - 基于FFmpeg",
+    "icon": [
+      "icons/32x32.png",
+      "icons/128x128.png",
+      "icons/128x128@2x.png",
+      "icons/icon.icns",
+      "icons/icon.ico"
+    ],
+    "resources": [],
+    "macOS": {
+      "frameworks": [],
+      "minimumSystemVersion": "",
+      "exceptionDomain": "",
+      "signingIdentity": null,
+      "providerShortName": null,
+      "entitlements": null
+    },
+    "windows": {
+      "certificateThumbprint": null,
+      "digestAlgorithm": "sha256",
+      "timestampUrl": ""
+    },
+    "linux": {
+      "deb": {
+        "depends": []
+      }
+    }
+  },
+  "plugins": {}
+}