"""
使图片大小适应窗口
"""
from PIL import Image


def Resize(w_box, h_box, pil_image):  # 参数是：要适应的窗口宽、高、Image.open后的图片
    print(pil_image)
    w, h = pil_image.size  # 获取图像的原始大小
    f1 = 1.0 * w_box / w
    f2 = 1.0 * h_box / h
    factor = min([f1, f2])
    width = int(w * factor)
    height = int(h * factor)
    return pil_image.resize((width, height), Image.ANTIALIAS)