diff --git a/VideoAnalysisCore/AICore/FFMPGE/FFMPGEHandle.cs b/VideoAnalysisCore/AICore/FFMPGE/FFMPGEHandle.cs
index 83026f6..2b7f09a 100644
--- a/VideoAnalysisCore/AICore/FFMPGE/FFMPGEHandle.cs
+++ b/VideoAnalysisCore/AICore/FFMPGE/FFMPGEHandle.cs
@@ -59,7 +59,7 @@ namespace VideoAnalysisCore.AICore.FFMPGE
                 FileSystem.DeleteFile(jpgFile, UIOption.OnlyErrorDialogs, RecycleOption.DeletePermanently);
             RedisExpand.SetTaskProgress(task, "Frame=>20%");
 
-            await ffmpeg.ExecuteAsync($"-i {filePath} -vf \"fps=1/{intervalSec},scale=320:180\" {localPath}/frame_%03d.jpg", cToken);
+            await ffmpeg.ExecuteAsync($"-i {filePath} -vf \"fps=1/{intervalSec},scale=960:540\" {localPath}/frame_%03d.jpg", cToken);
 
             //视频关键帧分析
             var frameFiles = Directory.GetFiles(localPath, "*.jpg")