# -*- coding:utf-8 -*-
# @Author len
# @Create 2023/11/9 15:21


from PIL import Image, ImageOps

def resize_image(image_path, target_width, target_height, fill_color):
    # 打开图像
    image = Image.open(image_path)

    # 创建一个新的空白图像
    new_image = Image.new("RGB", (target_width, target_height), fill_color)

    # 计算调整后图像的大小和位置
    width, height = image.size
    ratio = min(target_width / width, target_height / height)
    new_width = int(width * ratio)
    new_height = int(height * ratio)
    x = (target_width - new_width) // 2
    y = (target_height - new_height) // 2

    # 调整图像大小并粘贴到新图像上
    resized_image = image.resize((new_width, new_height), resample=Image.Resampling.LANCZOS)
    new_image.paste(resized_image, (x, y))

    # 返回调整后的图像
    return new_image

if __name__ == "__main__":
    # 输入图像路径
    image_path = "frame_40.jpg"
    # 目标宽度和高度
    target_width = 800
    target_height = 480
    # 填充颜色
    fill_color = (255, 255, 255)  # 白色

    # 调整图像大小并进行边缘填充
    resized_image = resize_image(image_path, target_width, target_height, fill_color)

    # 保存调整后的图像
    resized_image.save("output.jpg")