Update app_ltx.py

app_ltx.py

@@ -130,7 +130,7 @@ def generate(
     
     call_kwargs = {
         "prompt": prompt, "negative_prompt": "worst quality...",
-        "height": target_height, "width": target_width, "num_frames": num_frames,
+        "height": target_height, "width": target_width, "num_frames": num_frames, "frame_rate": int(FPS), 
         "generator": generator, "output_type": "pt",
         "conditioning_items": conditioning_items,
         **PIPELINE_CONFIG_YAML