这是用于提取 .png 图像的代码。使用此代码创建extract.py文件并从命令行运行:
extract.py name_of_sheet_without_extension
此脚本使用提取的 .png 文件创建一个文件夹。
#! /usr/lical/bin/python
import os,Image,sys
from xml.etree import ElementTree
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():
print "-----start\n----------"
rectlist = to_list(v['frame'])
print rectlist, "--------rectlist"
offset = to_list(v['offset'])
print offset, "--------offset"
width = int( rectlist[3] if v['rotated'] else rectlist[2] )
height = int( rectlist[2] if v['rotated'] else rectlist[3] )
print width,height,"----width,height"
box=(
int(rectlist[0]),
int(rectlist[1]),
int(rectlist[0]) + width,
int(rectlist[1]) + height,
)
# bos is start & end point
print box,"-----_box-"
print v['rotated'], "---rotated"
sizelist = [ int(x) for x in to_list(v['sourceSize'])]
rect_on_big = big_image.crop(box)
if v['rotated']:
rect_on_big = rect_on_big.rotate(90)
result_image = Image.new('RGBA', sizelist, (0,0,0,0))
if v['rotated']:
result_box=(
(sizelist[0] - height)/2 + int(offset[0]),
(sizelist[1] - width)/2 - int(offset[1]),
(sizelist[0] + height)/2 + int(offset[0]),
(sizelist[1] + width)/2 - int(offset[1])
)
else:
result_box=(
(sizelist[0] - width)/2 + int(offset[0]),
(sizelist[1] - height)/2 - int(offset[1]),
(sizelist[0] + width)/2 + int(offset[0]),
(sizelist[1] + height)/2 - int(offset[1])
)
result_image.paste(rect_on_big, result_box, mask=0)
if not os.path.isdir(file_path):
os.mkdir(file_path)
outfile = (file_path+'/' + k).replace('gift_', '')
print result_box,"-----result_box-"
print outfile, "generated"
result_image.save(outfile)
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"