[new-model] Added LingBot-World-Fast image-to-video support (#1665)

Co-authored-by: Claude Sonnet 5 <noreply@anthropic.com>
Co-authored-by: SolitaryThinker <wlsaidhi@gmail.com>

examples/inference/basic/basic_lingbotworld_fast.py

@@ -0,0 +1,38 @@
+from fastvideo import VideoGenerator
+
+OUTPUT_PATH = "video_samples_lingbotworld_fast"
+
+
+def main():
+    generator = VideoGenerator.from_pretrained(
+        "FastVideo/LingBot-World-Fast-Diffusers",
+        num_gpus=1,
+        use_fsdp_inference=False,  # set to True if GPU is out of memory
+        dit_cpu_offload=True,
+        vae_cpu_offload=False,
+        text_encoder_cpu_offload=True,
+        pin_cpu_memory=True,
+    )
+
+    prompt = (
+        "A serene lakeside scene with a lone tree standing in calm water, "
+        "surrounded by distant snow-capped mountains under a bright blue sky "
+        "with drifting white clouds — gentle ripples reflect the tree and sky, "
+        "creating a tranquil, meditative atmosphere.")
+    action_path = "examples/datasets/lingbotworld2"
+    image_path = f"{action_path}/image.jpg"
+
+    generator.generate_video(
+        prompt,
+        image_path=image_path,
+        action_path=action_path,
+        output_path=OUTPUT_PATH,
+        save_video=True,
+        num_frames=81,
+        height=480,
+        width=832,
+    )
+
+
+if __name__ == "__main__":
+    main()