Update app.py

app.py

@@ -117,13 +117,13 @@ def generate_video(
     input_image,
     prompt: str,
     duration: float,
-    negative_prompt: str,
-    seed: int,
-    randomize_seed: bool,
-    num_inference_steps: int,
-    cfg_guidance_scale: float,
-    height: int,
-    width: int,
+    negative_prompt: str = DEFAULT_NEGATIVE_PROMPT,
+    seed: int = 42,
+    randomize_seed: bool = True,
+    num_inference_steps: int = DEFAULT_NUM_INFERENCE_STEPS,
+    cfg_guidance_scale: float = DEFAULT_CFG_GUIDANCE_SCALE,
+    height: int = DEFAULT_HEIGHT,
+    width: int = DEFAULT_WIDTH,
     progress=gr.Progress(track_tqdm=True)
 ):
     """Generate a video based on the given parameters."""
@@ -286,7 +286,9 @@ with gr.Blocks(title="LTX-2 Image-to-Video") as demo:
                 5.0,
             ]
         ],
+        fn=generate_video,
         inputs=[input_image, prompt, duration],
+        outputs = [output_video]
         label="Example",
         cache_examples=True,
         cache_mode="lazy",