68 lines
2.0 KiB
Python
68 lines
2.0 KiB
Python
import os
|
|
from pathlib import Path
|
|
|
|
import numpy as np
|
|
from PIL import Image
|
|
|
|
from mflux.config.config import Config
|
|
from mflux.config.model_config import ModelConfig
|
|
from mflux.kontext.flux_kontext import Flux1Kontext
|
|
|
|
|
|
class ImageGeneratorKontextTestHelper:
|
|
@staticmethod
|
|
def assert_matches_reference_image(
|
|
reference_image_path: str,
|
|
output_image_path: str,
|
|
model_config: ModelConfig,
|
|
steps: int,
|
|
seed: int,
|
|
height: int,
|
|
width: int,
|
|
prompt: str,
|
|
kontext_image_path: str,
|
|
guidance: float = 2.5,
|
|
):
|
|
# resolve paths
|
|
reference_image_path = ImageGeneratorKontextTestHelper.resolve_path(reference_image_path)
|
|
output_image_path = ImageGeneratorKontextTestHelper.resolve_path(output_image_path)
|
|
kontext_image_path = ImageGeneratorKontextTestHelper.resolve_path(kontext_image_path)
|
|
|
|
try:
|
|
# given
|
|
flux = Flux1Kontext(
|
|
quantize=8,
|
|
)
|
|
|
|
# when
|
|
image = flux.generate_image(
|
|
seed=seed,
|
|
prompt=prompt,
|
|
config=Config(
|
|
num_inference_steps=steps,
|
|
height=height,
|
|
width=width,
|
|
guidance=guidance,
|
|
image_path=kontext_image_path,
|
|
),
|
|
)
|
|
image.save(path=output_image_path)
|
|
|
|
# then
|
|
np.testing.assert_array_equal(
|
|
np.array(Image.open(output_image_path)),
|
|
np.array(Image.open(reference_image_path)),
|
|
err_msg=f"Generated image doesn't match reference image. Check {output_image_path} vs {reference_image_path}",
|
|
)
|
|
|
|
finally:
|
|
# cleanup
|
|
if os.path.exists(output_image_path):
|
|
os.remove(output_image_path)
|
|
|
|
@staticmethod
|
|
def resolve_path(path) -> Path | None:
|
|
if path is None:
|
|
return None
|
|
return Path(__file__).parent.parent.parent / "resources" / path
|