Qwen-Image-Layered-MRP-MLX/tests/image_generation/helpers/image_generation_kontext_test_helper.py
Filip Strand 2e92984125
Release 0.11.1 (#278)
Co-authored-by: Filip Strand <filip@Host-022.local>
2025-11-13 01:05:29 +01:00

65 lines
2.0 KiB
Python

import os
from pathlib import Path
from mflux.config.config import Config
from mflux.config.model_config import ModelConfig
from mflux.models.flux.variants.kontext.flux_kontext import Flux1Kontext
from mflux.utils.image_compare import ImageCompare
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, overwrite=True)
# then
ImageCompare.check_images_close_enough(
output_image_path,
reference_image_path,
"Generated kontext image doesn't match reference image.",
)
finally:
# cleanup
if os.path.exists(output_image_path) and "MFLUX_PRESERVE_TEST_OUTPUT" not in os.environ:
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