Update app.py

app.py

@@ -8,11 +8,11 @@ import ffmpeg
 def finalise_video(start_video):
     try:
         with tempfile.NamedTemporaryFile(suffix=".mp4", delete=False) as video_tmpfile:
-        if isinstance(start_video, str):
-            shutil.copy(start_video, video_tmpfile.name)
-        else:
-            start_video.save(video_tmpfile.name, format="MP4")
-        video_path = video_tmpfile.name
+            if isinstance(start_video, str):
+                shutil.copy(start_video, video_tmpfile.name)
+            else:
+                start_video.save(video_tmpfile.name, format="MP4")
+            video_path = video_tmpfile.name
         
         with tempfile.NamedTemporaryFile(suffix=".mp4", delete=False) as audio_tmpfile:
             video_with_audio_path = audio_tmpfile.name