InvokeAI/.dev_scripts/diff_images.py
Yosuke Shinya d524e5797d
Add regression test (#136)
* Add regression test
* fix regression test with full_precision
2022-08-30 15:39:14 -04:00

33 lines
743 B
Python

import argparse
import numpy as np
from PIL import Image
def read_image_int16(image_path):
image = Image.open(image_path)
return np.array(image).astype(np.int16)
def calc_images_mean_L1(image1_path, image2_path):
image1 = read_image_int16(image1_path)
image2 = read_image_int16(image2_path)
assert image1.shape == image2.shape
mean_L1 = np.abs(image1 - image2).mean()
return mean_L1
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument('image1_path')
parser.add_argument('image2_path')
args = parser.parse_args()
return args
if __name__ == '__main__':
args = parse_args()
mean_L1 = calc_images_mean_L1(args.image1_path, args.image2_path)
print(mean_L1)