Python使用PIL裁剪贴图代码，pythonpil贴图代码,Python使用PIL裁

Python使用PIL裁剪贴图代码，pythonpil贴图代码,Python使用PIL裁

Python使用PIL裁剪贴图代码，还依赖了numpy包。

[Python]代码

import osimport numpyimport Imageimport statimport argparse # 处理参数使用import sysdef encodeChinese(msg):   type=sys.getfilesystemencoding()   return msg.decode('UTF-8').encode(type)image_path='需要裁剪文件路径'log_path='处理后文件保存路径'help_image_path=encodeChinese(image_path)help_log_path=encodeChinese(log_path)help_path=encodeChinese('自动处理裁减贴图的工具')parser = argparse.ArgumentParser(description=encodeChinese('自动处理裁减贴图的工具'))parser.add_argument('--dir', action='store', dest='image_dir',                    help=help_image_path) #common.encodeChinese(help_log_path))parser.add_argument('--log', action='store', dest='log_filename',                    help=help_log_path) #common.encodeChinese(help_log_path))parser.add_argument('--version', action='version', version='%(prog)s 1.0')args = parser.parse_args()err_image_dir=encodeChinese('没有输入需要裁剪文件路径')err_log_dir=encodeChinese('没有输入处理后文件保存路径')if args.image_dir is None :    print err_image_dir    sys.exit()if args.log_filename is None :    print err_log_dir    sys.exit()rootdir=args.image_dirtargetDir=args.log_filenamefor parent,dirnames,filenames in os.walk(rootdir):   for filename in filenames:      filename1,filename2 = os.path.split(filename)      filename = rootdir+os.sep+filename      fName,fPath = os.path.splitext(filename)      value_r = 0      value_g = 0      value_b = 0      count = 0      if(fPath =='.png'):         #os.chmod(filename,stat.S_IWRITE)         img = Image.open(filename)         if img.mode == 'RGBA':            rgba = encodeChinese('这张是RGBA图片')            print rgba            img.load()            data = img.getdata()            data_a = list()            for item in data:               if item[3] < 128:                  data_a.append((item[0],item[1],item[2],0))               else:                  data_a.append((item[0],item[1],item[2],255))            for item in data:               if item[3] == 255:                  count += 1                  value_r += item[0]                  value_g += item[1]                  value_b += item[2]            value_r = value_r / count            value_g = value_g / count            value_b = value_b / count            print value_r            print value_g            print value_b            print count            newdata = list()            for item in data_a:               if item[3] == 0:                  newdata.append((value_r,value_g,value_b,item[3]))               elif item[3] == 255:                  newdata.append((item[0],item[1],item[2],item[3]))            print len(newdata)            img.putdata(newdata)            img.save(targetDir + os.sep+filename2);                              print str(filename2) + ' save'         #如果它没有alpha通道         elif img.mode == 'RGB':            print 'RGB'            img.load()            #转换出一个alpha通道            img = img.convert('RGBA')            datas = img.getdata()            mydata = list()            newdata = list()            for item in data:               if item[0] == 0 and item[1] == 0 and item[2] == 0:                  mydata.append((item[0],item[1],item[2],0))               else:                  mydata.append((item[0],item[1],item[2],255))            for item in data:               if item[3] == 255:                  count += 1                  value_r += item[0]                  value_g += item[1]                  value_b += item[2]            value_r = value_r / count            value_g = value_g / count            value_b = value_b / count            for item in mydata:               newdata.append((value_r,value_g,value_b,item[3]))            img.putdata(newdata)            img.save(targetDir + os.sep + filename2)      #如果它不是png格式      else:         try:            img = Image.open(filename)            print 'JPG'            img.load()            #转换出一个alpha通道            img = img.convert('RGBA')            print 'convert'            datas = img.getdata()            print 'getdata()'            mydata = list()            newdata = list()            for item in datas:               if item[0] == 0 and item[1] == 0 and item[2] == 0:                  mydata.append((item[0],item[1],item[2],0))               else:                  mydata.append((item[0],item[1],item[2],255))            print 'loop data'            for item in datas:               if item[3] == 255:                  count += 1                  value_r += item[0]                  value_g += item[1]                  value_b += item[2]            print 'value_r: ' + str(value_r)            print 'value+g: ' + str(value_g)            print 'value+b: ' + str(value_b)            value_r = value_r / count            value_g = value_g / count            value_b = value_b / count            print 'value_r / count : ' + str(value_r)            print 'value_g / count : ' + str(value_g)            print 'value_b / count " ' + str(value_b)            for item in mydata:               newdata.append((value_r,value_g,value_b,item[3]))             img.putdata(newdata)            print 'putdata(newdata)'            img.save(targetDir + os.sep + filename2)            print img.mode            print str(filename2)+'  save over'         except:            not_png = encodeChinese('这张贴图既不是png也不是jpg,这张贴图的名字是: ')            print not_png + filename2