利用monkeyrunner对android模拟器截图的python脚本

#ref: http://www.cnblogs.com/youxilua/archive/2011/11/25/2262715.html
#mod: zxx

#导入我们需要用到的包和类并且起别名
import sys,time,os
from com.android.monkeyrunner import MonkeyRunner as mr

argc = len(sys.argv)
if argc < 2 :
	print 'usage: %android_sdk%tools\monkeyrunner snapshot.py emulator-5554 [imagesavetofile]'
	sys.exit(1)

#emulator-5554
devicename = sys.argv[1]
imgsavetofile = ''
if argc>=3 : 
	imgsavetofile = sys.argv[2]
print 'device name: ' + devicename
device = mr.waitForConnection(1.0,devicename)

#进行截图
snapshot = device.takeSnapshot()

#创建时间字符串
t = time.strftime("%Y-%m-%d-%X",time.localtime())
t = t.replace(":","-")

#保存截图
if imgsavetofile=='' : 
	imgsavetofile = 'snapshot/'+devicename+'-'+t+'.png'
	if not os.path.exists('snapshot') :
		os.mkdir('snapshot')
		
print 'snapshot image file: ' + imgsavetofile
snapshot.writeToFile(imgsavetofile,'png')