转自: http://blog.youkuaiyun.com/offbye/article/details/50012605
Android屏幕分辨率适配的图标处理比较麻烦,让UI做不同尺寸的图片也挺浪费时间的,并且容易出错,于是用Python写了个工具自动化处理图片,UI只需要做好1080*1920分辨率下的图片就可以了,其它分辨率的图片自动生成。
- import os.path
- import sys
- from PIL import Image
- """
- 自动生成不同分辨率下的App图片
- UI设计1080*1920分辨率图片,放在drawable-xxhdpi目录下,自动生成其它的分辨率图片
- """
- __author__ = ['"Xitao":<offbye@gmail.com>']
- def image_resize(img_file, target, percent):
- """resize image and save to target path
- :param img_file: image file path
- :param target: save path
- :param percent: resize percent
- :return:
- """
- img = Image.open(img_file)
- print(img.size)
- width, height = img.size
- target_img = img.resize((int(width * percent), int(height * percent)), Image.ANTIALIAS)
- target_img.save(target)
- img.close()
- target_img.close()
- print(" save target image to " + target)
- def path_resize(src, target, percent):
- if not os.path.isdir(src):
- print(src + " must be a dir")
- return -1
- os.chdir(src)
- cwd = os.getcwd()
- dirs = os.listdir(cwd)
- for file_name in dirs:
- print file_name
- if file_name.endswith('.9.png'):
- continue
- src_file = os.path.join(cwd, file_name)
- if not os.path.exists(target):
- os.mkdir(target)
- image_resize(src_file, target + '/' + file_name, percent)
- def android(res_dir):
- xxhdpi_path = res_dir + "/drawable-xxhdpi/"
- if not os.path.isdir(xxhdpi_path):
- print("xxhdpi_path must be a dir")
- return -1
- path_resize(xxhdpi_path, res_dir + '/drawable-xhdpi', 0.667)
- path_resize(xxhdpi_path, res_dir + '/drawable-hdpi', 0.444)
- path_resize(xxhdpi_path, res_dir + '/drawable-mdpi', 0.296)
- if __name__ == "__main__":
- print('please input your androd res dir path')
- print(sys.argv)
- if sys.argv[1]:
- android(sys.argv[1])