third_party/diffsynth/examples/image_quality_metric/aesthetic.py

from diffsynth.metrics import AestheticMetric, ModelConfig
from modelscope import dataset_snapshot_download
from PIL import Image

dataset_snapshot_download(
    "DiffSynth-Studio/diffsynth_example_dataset",
    allow_file_pattern="flux/FLUX.1-dev/*",
    local_dir="./data/diffsynth_example_dataset",
)
image = Image.open("data/diffsynth_example_dataset/flux/FLUX.1-dev/1.jpg").convert("RGB")
metric = AestheticMetric.from_pretrained(
    model_config=ModelConfig(model_id="DiffSynth-Studio/ImageMetrics", origin_file_pattern="Aesthetic/model.safetensors"),
    device="cuda"
)
score = metric.compute(image)[0]
print(f"Aesthetic score: {score:.3f}")