unpack plist image

unpack_plist.py

#!/usr/bin/python3
# -*- coding: utf-8 -*- 
import os,sys  
from xml.etree import ElementTree  
from PIL import Image  
import logging

DEBUG = False

# 设置默认的level为DEBUG
# 设置log的格式
logging.basicConfig(
    level=logging.INFO if DEBUG else logging.ERROR,
    format="[%(asctime)s] %(name)s:%(levelname)s: %(message)s"
)

  
def tree_to_dict(tree):  
    d = {}  
    for index, item in enumerate(tree):  
        if item.tag == 'key':  
            if tree[index+1].tag == 'string':  
                d[item.text] = tree[index + 1].text  
            elif tree[index + 1].tag == 'true':  
                d[item.text] = True  
            elif tree[index + 1].tag == 'false':  
                d[item.text] = False  
            elif tree[index+1].tag == 'dict':  
                d[item.text] = tree_to_dict(tree[index+1])  
    return d  
  
def gen_png_from_plist(plist_filename, png_filename):  
    file_path = plist_filename.replace('.plist', '')  
    big_image = Image.open(png_filename)  
    root = ElementTree.fromstring(open(plist_filename, 'r').read())  
    plist_dict = tree_to_dict(root[0])  
    to_list = lambda x: x.replace('{','').replace('}','').split(',')  
    for k,v in plist_dict['frames'].items(): 
        
        if(DEBUG and k != "coin_4_p.png"):
            continue 
        logging.info(v)
        
        rectlist = to_list(v['frame'])  
        logging.info("rectlist: %s" % rectlist)
        width = int( rectlist[3] if v['rotated'] else rectlist[2] )  
        height = int( rectlist[2] if v['rotated'] else rectlist[3] )
        logging.info("( %s , %s )" % (width, height))
        offset = [ abs(int(x)) for x in to_list(v['offset'])]
        logging.info("offset : %s -> %s " % (v['offset'], offset))
        sizelist = [ int(x) for x in to_list(v['sourceSize'])]
        logging.info("size: %s"% sizelist)  
        logging.info("rotated: %s" % v['rotated'])
        box=(   
            int(rectlist[0]),  
            int(rectlist[1]),  
            int(rectlist[0]) + width,  
            int(rectlist[1]) + height,  
        )  
          
        rect_on_big = big_image.crop(box)  

        logging.info(rect_on_big)
        if(DEBUG):
            result_image1 = Image.new('RGBA', [width, height], (0,0,0,0)) 
            result_image1.paste(rect_on_big, (0, 0, width, height))
        
        result_image = Image.new('RGBA', [ width, height], (0,0,0,0))  
        if v['rotated']:  
            rect_on_big = rect_on_big.rotate(90,expand=1)
        logging.info(rect_on_big)
        result_image.paste(rect_on_big)  
  
        if not os.path.isdir(file_path):  
            os.mkdir(file_path)  
        outfile = (file_path+'/' + k).replace('gift_', '')  
        print(outfile, "generated")
        outpath = file_path +'/'+ outfile.split('/')[-1]
        print(outpath,"split")
        result_image.save(outpath)
        if(DEBUG):
            outpath1 = file_path +'/org_'+ outfile.split('/')[-1]
            print(outpath1,"split")
            result_image1.save(outpath1)
          
  
if __name__ == '__main__':  
    filename = sys.argv[1]  
    plist_filename = filename + '.plist'  
    png_filename = filename + '.png'  
    if (os.path.exists(plist_filename) and os.path.exists(png_filename)):  
        gen_png_from_plist( plist_filename, png_filename )  
    else:  
        print("make sure you have boith plist and png files in the same directory")