splash.py

#!/usr/bin/env python3

import os
import sys
from PIL import Image
from resizeimage import resizeimage

imagePath = ''
fileName = ''

if len(sys.argv) == 1:
	imagePath = input('Input file: ')
	fileName = input('Output file name: ')
elif len(sys.argv) == 2:
	imagePath = sys.argv[1]
	fileName = input('Output file name: ')
elif len(sys.argv) == 3:
	imagePath = sys.argv[1]
	fileName = sys.argv[2]

androidSize = {
	'drawable-mdpi': [229, 480],
	'drawable-hdpi': [343, 720],
	'drawable-xhdpi': [457, 959],
	'drawable-xxhdpi': [686, 1440],
	'drawable-xxxhdpi': [914, 1920],
}

iosSize = {
	'x1': [375, 813],
	'x2': [750, 1625],
	'x3': [1125, 2437]
}

directory = os.path.dirname(imagePath)

androidOutput = directory + '/android'
iosOutput = directory + '/ios'

with open(imagePath, 'r+b') as f:
	with Image.open(f) as image:
		width, height = image.size
		for key, value in androidSize.items():
			target = androidOutput + '/' + key
			os.makedirs(target, exist_ok = True)
			print('Writting [android] ', key)
			cover = resizeimage.resize_cover(image, value)
			cover.save(target + '/' + fileName, image.format, optimize = True, compress_level = 9)

		for key, value in iosSize.items():
			os.makedirs(iosOutput, exist_ok = True)
			print('Writting [ios] ', key)
			cover = resizeimage.resize_cover(image, value)
			cover.save(iosOutput + '/' + key + '.png', image.format, optimize = True, compress_level = 9)