Update app.py

app.py

@@ -181,7 +181,7 @@ def extract_frames(video_path, num_frames):
         success, image = vidcap.read()
         if success:
             random_filename = f"{uuid.uuid4().hex}.jpg"
-            cv2.imwrite(random_filename, image)
+            cv2.imwrite('/tmp/gradio/' + random_filename, image)
             frames.append(random_filename)
         else:
             break