import io import tempfile from pathlib import Path from typing import List from PIL import Image from lama_cleaner.helper import pil_to_bytes, load_img current_dir = Path(__file__).parent.absolute().resolve() def print_exif(exif): for k, v in exif.items(): print(f"{k}: {v}") def extra_info(img_p: Path): ext = img_p.suffix.strip(".") img_bytes = img_p.read_bytes() np_img, _, infos = load_img(img_bytes, False, True) res_pil_bytes = pil_to_bytes(Image.fromarray(np_img), ext=ext, infos=infos) res_img = Image.open(io.BytesIO(res_pil_bytes)) return infos, res_img.info, res_pil_bytes def assert_keys(keys: List[str], infos, res_infos): for k in keys: assert k in infos assert k in res_infos assert infos[k] == res_infos[k] def run_test(file_path, keys): infos, res_infos, res_pil_bytes = extra_info(file_path) assert_keys(keys, infos, res_infos) with tempfile.NamedTemporaryFile("wb", suffix=file_path.suffix) as temp_file: temp_file.write(res_pil_bytes) temp_file.flush() infos, res_infos, res_pil_bytes = extra_info(Path(temp_file.name)) assert_keys(keys, infos, res_infos) def test_png_icc_profile_png(): run_test(current_dir / "icc_profile_test.png", ["icc_profile", "exif"]) def test_png_icc_profile_jpeg(): run_test(current_dir / "icc_profile_test.jpg", ["icc_profile", "exif"]) def test_jpeg(): jpg_img_p = current_dir / "bunny.jpeg" run_test(jpg_img_p, ["dpi", "exif"]) def test_png_parameter(): jpg_img_p = current_dir / "png_parameter_test.png" run_test(jpg_img_p, ["parameters"])