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hao-ai-lab-FastVideo/fastvideo/v1/examples/inference/basic/basic.py
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2025-05-08 16:29:30 +08:00

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Python

from fastvideo import VideoGenerator
# from fastvideo.v1.configs.sample import SamplingParam
def main():
# FastVideo will automatically use the optimal default arguments for the
# model.
# If a local path is provided, FastVideo will make a best effort
# attempt to identify the optimal arguments.
generator = VideoGenerator.from_pretrained(
# "FastVideo/FastHunyuan-diffusers",
"black-forest-labs/FLUX.1-dev",
# if num_gpus > 1, FastVideo will automatically handle distributed setup
num_gpus=1,
)
# sampling_param = SamplingParam.from_pretrained("/workspace/data/Wan-AI/Wan2.1-I2V-14B-480P-Diffusers")
# sampling_param.num_frames = 45
# sampling_param.image_path = "https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/diffusers/astronaut.jpg"
# Generate videos with the same simple API, regardless of GPU count
prompt = "A cat holding a sign that says hello world"
video = generator.generate_video(prompt, height=1024, width=1024, num_frames=1, seed=1024, num_inference_steps=28)
# video = generator.generate_video(prompt, sampling_param=sampling_param, output_path="wan_t2v_videos/")
# Generate another video with a different prompt, without reloading the
# model!
# prompt2 = "A beautiful woman in a blue dress walking down a street"
# video2 = generator.generate_video(prompt2, height=1024, width=1024, num_frames=1)
if __name__ == "__main__":
main()