diff --git a/main.js b/main.js
index e7f221a..c4d0bb7 100644
--- a/main.js
+++ b/main.js
@@ -12,6 +12,7 @@ const {
 } = require('electron');
 const path = require('node:path')
 const fs = require('fs');
+const https = require('https');
 const { autoUpdater, CancellationToken } = require('electron-updater');
 const cancellationToken = new CancellationToken()
 app.allowRendererProcessReuse = false;
@@ -271,6 +272,25 @@ app.on('ready', () => {
             const y = Math.round((display.workArea.height - mainWindow.getSize()[1]) / 2);
             mainWindow.setPosition(x, y);
         });
+
+        // 监听渲染进程请求应用数据目录
+        ipcMain.handle('get-user-data-path', () => {
+            return app.getPath('userData');
+        });
+        // 用户数据目录路径
+        global.userDataPath = app.getPath('userData'); // 全局变量
+        console.log('User Data Path:', global.userDataPath);
+        // 检查并下载 ffmpeg
+        checkAndDownloadFFmpeg(userDataPath)
+            .then(() => {
+                console.log('FFmpeg is ready for use.');
+                // 在这里执行任何依赖于 ffmpeg 的操作
+            })
+            .catch(error => {
+                console.error('Failed to ensure ffmpeg is available:', error);
+                app.quit();
+            });
+
     }
 });
 // 检测更新，在你想要检查更新的时候执行，renderer事件触发后的操作自行编写
@@ -339,3 +359,42 @@ function cancleDownloadUpdate() {
 function quitAndInstall() {
     autoUpdater.quitAndInstall();
 }
+
+
+
+// 下载文件
+function downloadFile(url, dest) {
+    return new Promise((resolve, reject) => {
+        const file = fs.createWriteStream(dest);
+        https.get(url, function (response) {
+            response.pipe(file);
+            file.on('finish', function () {
+                file.close(resolve);
+            });
+        }).on('error', function (err) {
+            fs.unlink(dest, () => reject(err));
+        });
+    });
+}
+
+// 检查并下载ffmpeg
+function checkAndDownloadFFmpeg(appPath) {
+    const ffmpegPath = path.join(appPath, 'ffmpeg.exe');
+    return new Promise((resolve, reject) => {
+        if (!fs.existsSync(ffmpegPath)) {
+            console.log(`ffmpeg.exe not found at ${ffmpegPath}, downloading...`);
+            downloadFile('https://meeting-api.23544.com/meeting/update/ffmpeg.exe', ffmpegPath)
+                .then(() => {
+                    console.log('ffmpeg.exe downloaded successfully.');
+                    resolve();
+                })
+                .catch(error => {
+                    console.error('Error downloading ffmpeg.exe:', error);
+                    reject(error);
+                });
+        } else {
+            console.log(`ffmpeg.exe found at ${ffmpegPath}.`);
+            resolve();
+        }
+    });
+}
\ No newline at end of file
diff --git a/src/page/Meeting/index.tsx b/src/page/Meeting/index.tsx
index 0239c3f..b149468 100644
--- a/src/page/Meeting/index.tsx
+++ b/src/page/Meeting/index.tsx
@@ -21,7 +21,9 @@ import StupWizard from '@/components/StupWizard';
 import EquipmentManagement from '@/components/EquipmentManagement';
 import UserVideo from '@/components/UserVideo';
 import { role } from '@/config/role';
+import path from 'path';
 const { confirm } = Modal;
+const { ipcRenderer } = require('electron');
 const { exec } = require('child_process');
 const fs = require('fs').promises;
 dayjs.extend(durationPlugin);
@@ -541,13 +543,54 @@ const Meeting: React.FC = () => {
       recorder.start();
       recorder.ondataavailable = (event: any) => {
         const blob = new Blob([event.data], {
-          type: 'video/mp4',
+          type: 'video/webm',
         });
         const reader = new FileReader() as any;
         reader.onload = async () => {
+          // const setting = await JSON.parse(storage.getItem('setting') as string)
+          // const buffer = Buffer.from(reader.result);
+          // await fs.writeFile(`${setting.recordingFilesPath}会议录制_${state.roomName}_${state.channelId}_${+new Date()}.mp4`, buffer, {});
+
+          // 获取当前日期并格式化
+          const date = new Date();
+          const year = date.getFullYear();
+          const month = date.getMonth() + 1; // JavaScript月份从0开始
+          const day = date.getDate();
+          const hours = date.getHours();
+          const minutes = date.getMinutes();
+          const formattedDate = `${year}年${month}月${day}日${hours}时${minutes}分`;
+
+
           const setting = await JSON.parse(storage.getItem('setting') as string)
           const buffer = Buffer.from(reader.result);
-          await fs.writeFile(`${setting.recordingFilesPath}会议录制_${state.roomName}_${state.channelId}_${+new Date()}.mp4`, buffer, {});
+          const mp4Path = `${setting.recordingFilesPath}会议录制_${state.roomName}_${state.channelId}_${formattedDate}_beforehanlder.mp4`;
+          await fs.writeFile(mp4Path, buffer);
+
+          const userDataPath = await ipcRenderer.invoke('get-user-data-path');
+          // 获取应用程序安装路径
+          const ffmpegPath = path.join(userDataPath, "ffmpeg.exe");
+
+          const inputFilePath = mp4Path; // 输入文件路径
+          const outputFilePath = mp4Path.replace('_beforehanlder', ''); // 输出文件路径
+          const command = `${ffmpegPath} -i "${inputFilePath}" -vcodec copy -acodec copy "${outputFilePath}"`;
+
+          exec(command, (error, stdout, stderr) => {
+            if (error) {
+              console.error('Error executing ffmpeg command:', error);
+              return;
+            }
+            // 删除输入文件
+            fs.unlink(inputFilePath, (err) => {
+              if (err) {
+                console.error('Error deleting input file:', err);
+              } else {
+                console.log('Input file deleted successfully.');
+              }
+            });
+
+          })
+
+
           confirm({
             title: '提示',
             icon: <ExclamationCircleFilled />,