首先需要一份python的切图程序：
1 #python2.5 unpack_plist.py birdfly 2 3 4 #! /usr/lical/bin/python 5 import os,sys 6 from xml.etree import ElementTree 7 from PIL import Image 8 9 def tree_to_dict(tree): 10 d = {} 11 for index, item in enumerate(tree): 12 if item.tag == 'key': 13 if tree[index+1].tag == 'string': 14 d[item.text] = tree[index + 1].text 15 elif tree[index + 1].tag == 'true': 16 d[item.text] = True 17 elif tree[index + 1].tag == 'false': 18 d[item.text] = False 19 elif tree[index+1].tag == 'dict': 20 d[item.text] = tree_to_dict(tree[index+1]) 21 return d 22 23 def gen_png_from_plist(plist_filename, png_filename): 24 file_path = plist_filename.replace('.plist', '') 25 big_image = Image.open(png_filename) 26 root = ElementTree.fromstring(open(plist_filename, 'r').read()) 27 plist_dict = tree_to_dict(root[0]) 28 to_list = lambda x: x.replace('{','').replace('}','').split(',') 29 for k,v in plist_dict['frames'].items(): 30 print "-----start ----------" 31 rectlist = to_list(v['frame']) 32 print rectlist, "--------rectlist" 33 width = int( rectlist[3] if v['rotated'] else rectlist[2] ) 34 height = int( rectlist[2] if v['rotated'] else rectlist[3] ) 35 print width,height,"----width,height" 36 box=( 37 int(rectlist[0]), 38 int(rectlist[1]), 39 int(rectlist[0]) + width, 40 int(rectlist[1]) + height, 41 ) 42 # bos is start & end point 43 print box,"-----_box-" 44 print v['rotated'], "---rotated" 45 46 sizelist = [ int(x) for x in to_list(v['sourceSize'])] 47 rect_on_big = big_image.crop(box) 48 ''' 49 result_image = Image.new('RGBA', sizelist, (0,0,0,0)) 50 result_box=( 51 ( sizelist[0] - width )/2, 52 ( sizelist[1] - height )/2, 53 ( sizelist[0] + width )/2, 54 ( sizelist[1] + height )/2 55 ) 56 result_image.paste(rect_on_big, result_box, mask=0) 57 if v['rotated']: 58 result_image = result_image.rotate(90) 59 if not os.path.isdir(file_path): 60 os.mkdir(file_path) 61 outfile = (file_path+'/' + k).replace('gift_', '') 62 print result_box,"-----result_box-" 63 print outfile, "generated" 64 # result_image.save(outfile) 65 ''' 66 67 if v['rotated']: 68 # rect_on_big = rect_on_big.rotate(90) 69 rect_on_big = rect_on_big.transpose(Image.ROTATE_90) 70 71 # result_image = Image.new('RGBA', sizelist, (0,0,0,0)) 72 # if v['rotated']: 73 # result_box=( 74 # ( sizelist[0] - height )/2, 75 # ( sizelist[1] - width )/2, 76 # ( sizelist[0] + height )/2, 77 # ( sizelist[1] + width )/2 78 # ) 79 # else: 80 # result_box=( 81 # ( sizelist[0] - width )/2, 82 # ( sizelist[1] - height )/2, 83 # ( sizelist[0] + width )/2, 84 # ( sizelist[1] + height )/2 85 # ) 86 # result_image.paste(rect_on_big, result_box, mask=0) 87 88 if not os.path.isdir(file_path): 89 os.mkdir(file_path) 90 outfile = (file_path+'/' + k).replace('gift_', '') 91 rect_on_big.save(outfile); 92 93 if __name__ == '__main__': 94 filename = sys.argv[1] 95 plist_filename = filename + '.plist' 96 png_filename = filename + '.png' 97 if (os.path.exists(plist_filename) and os.path.exists(png_filename)): 98 gen_png_from_plist( plist_filename, png_filename ) 99 else: 100 print "make sure you have boith plist and png files in the same directory"
Mac 电脑下可以新建一个文本把程序复制进去，保存后缀名为 .py 并移至与需要切的plist与png文件夹下。