Update app.py

app.py

@@ -759,6 +759,7 @@ with block:
             latent_window_size = gr.Slider(visible=False, value=9)
             cfg = gr.Slider(visible=False, value=1.0)
             rs = gr.Slider(visible=False, value=0.0)
+            mp4_crf = gr.Number(visible=False, value=16)  # <-- Add this hidden component
 
         # Middle Column - Main Content
         with gr.Column(elem_classes="main-panel"):
@@ -823,7 +824,7 @@ with block:
         input_image, prompt, t2v, n_prompt, seed,
         total_second_length, latent_window_size,
         steps, cfg, gs, rs, gpu_memory_preservation,
-        use_teacache, 16,  # mp4_crf default
+        use_teacache, mp4_crf,  # Use the hidden component here
         quality_radio, aspect_ratio
     ]