diff --git a/src/common/ffmpeg-addon-adapter.ts b/src/common/ffmpeg-addon-adapter.ts
index acf649d1..eb1b9973 100644
--- a/src/common/ffmpeg-addon-adapter.ts
+++ b/src/common/ffmpeg-addon-adapter.ts
@@ -129,7 +129,7 @@ export class FFmpegAddonAdapter implements IFFmpegAdapter {
      */
     async extractThumbnail(videoPath: string, thumbnailPath: string): Promise<void> {
         const addon = this.ensureAddon();
-        const info = await addon.getVideoInfo(videoPath, 'bmp24');
+        const info = await addon.getVideoInfo(videoPath);
 
         // 将缩略图写入文件
         await writeFile(thumbnailPath, info.image);