fixed bug

app.py

@@ -540,12 +540,11 @@ def preprocess_video_input(video_path):
         new_height, new_width = PREVIEW_HEIGHT, int(PREVIEW_WIDTH * width / height)
     else:
         new_height, new_width = int(PREVIEW_WIDTH * height / width), PREVIEW_WIDTH
-    if height*width > 768*1024:
+    if new_height*new_width > 768*1024:
         new_height = new_height*3//4
         new_width = new_width*3//4
     new_height, new_width = new_height//16 * 16, new_width//16 * 16 # make it divisible by 16, partly to satisfy ffmpeg
         
-        
     preview_video = mediapy.resize_video(video_arr, (new_height, new_width))
     # input_video = mediapy.resize_video(video_arr, VIDEO_INPUT_RESO)
     # input_video = video_arr