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from diffusers import DiffusionPipeline, StableDiffusionXLImg2ImgPipeline | |
device = "cuda" # cpu or cuda | |
pipeline = DiffusionPipeline.from_pretrained( | |
model_name_base, | |
torch_dtype=torch.float16, | |
).to(device) | |
refiner = StableDiffusionXLImg2ImgPipeline.from_pretrained( | |
model_name_refiner, | |
torch_dtype=torch.float16, | |
).to(device) | |
# optional descriptive terms: sleek, futuristic, metallic, colorful, urban | |
subject_prompt = """photo of an electric scooter, modern, daytime, vivid cityscape""" | |
subject_negative_prompt = """person, people, human, rider, floating objects, text, | |
words, writing, letters, phrases, trademark, watermark, icon, logo, banner, signature, | |
username, monochrome, cropped, cut-off""" | |
refiner_prompt = """ultra-high-definition, photorealistic, 8k uhd, high-quality, | |
ultra sharp detail""" | |
refiner_negative_prompt = """low quality, low-resolution, out of focus, blurry, | |
grainy, artifacts, defects, jpeg artifacts, noise""" | |
for seed in range(10): | |
generator = torch.Generator(device).manual_seed(seed) | |
base_image = pipeline( | |
prompt=f"{subject_prompt}, {refiner_prompt}", | |
negative_prompt=f"{subject_negative_prompt}, {refiner_negative_prompt}", | |
num_inference_steps=80, | |
generator=generator, | |
height=1024, | |
width=1024, | |
output_type="latent", | |
).images[0] | |
refined_image = refiner( | |
prompt=refiner_prompt, | |
negative_prompt=refiner_negative_prompt, | |
num_inference_steps=20, | |
generator=generator, | |
image=base_image, | |
).images[0] | |
refined_image.save(f"./generated_images/base_model_scooter_photo_square_{seed}.png") |
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