fix bug

app.py

@@ -272,7 +272,7 @@ def generate_slidingcaptioning(video_path):
 def generate_fastcaptioning(video_path):
     q = 'Here are a few key frames of a video, discribe this video in detail.'
     query = f'[UNUSED_TOKEN_146]user\n{q}[UNUSED_TOKEN_145]\n[UNUSED_TOKEN_146]assistant\n'
-    imgs = load_quota_video(video_path, start=start, end=end)
+    imgs = load_quota_video(video_path)
     img = img_process(imgs)
     with torch.cuda.amp.autocast():
         response = model_gen(model, query, img, hd_num=16,