diff --git a/pywxdump/api/api.py b/pywxdump/api/api.py
index d20beab..3fa1886 100644
--- a/pywxdump/api/api.py
+++ b/pywxdump/api/api.py
@@ -251,21 +251,22 @@ def get_img():
     
 @api.route('/api/video/<path:videoPath>', methods=["GET", 'POST'])
 def get_video(videoPath):
-    # savePath = request.args.get("savePath")
-    # savePath = request.json.get("savePath", savePath)
-    savePath = "video/" + videoPath  # 这个是从url中获取的
+    savePath = os.path.join('video',videoPath)  # 这个是从url中获取的
     wx_path = read_session(g.sf, "wx_path")
     video_path =  os.path.join(wx_path, videoPath)
-    if not savePath:
+    if os.path.exists(savePath):
+        return send_file(savePath)
+    if not videoPath:
         return ReJson(1002)
-
     # 判断savePath路径的文件夹是否存在
     savePath = os.path.join(g.tmp_path, savePath)
     if not os.path.exists(os.path.dirname(savePath)):
         os.makedirs(os.path.dirname(savePath))
-    
-    
-    shutil.copy(video_path, savePath)
+    try:
+        shutil.copy(video_path, savePath)
+    except PermissionError:
+        if not os.path.exists(savePath):
+            return ReJson(5002)
     return send_file(savePath)
 
 @api.route('/api/audio/<path:savePath>', methods=["GET", 'POST'])