Python实现截屏的函数

# -*- coding: cp936 -*- import time,Image import os, win32gui, win32ui, win32con, win32api def window_capture(dpath):  ''''' 截屏函数,调用方法window_capture('d://') ,参数为指定保存的目录 返回图片文件名,文件名格式:日期.jpg 如:2009328224853.jpg  ''' hwnd = 0 hwndDC = win32gui.GetWindowDC(hwnd)  mfcDC=win32ui.CreateDCFromHandle(hwndDC)  saveDC=mfcDC.CreateCompatibleDC()  saveBitMap = win32ui.CreateBitmap()  MoniterDev=win32api.EnumDisplayMonitors(None,None)  w = MoniterDev[0][2][2]  h = MoniterDev[0][2][3]  #print w,h　　　#图片大小  saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)  saveDC.SelectObject(saveBitMap)  saveDC.BitBlt((0,0),(w, h) , mfcDC, (0,0), win32con.SRCCOPY)  cc=time.gmtime()  bmpname=str(cc[0])+str(cc[1])+str(cc[2])+str(cc[3]+8)+str(cc[4])+str(cc[5])+'.bmp' saveBitMap.SaveBitmapFile(saveDC, bmpname)  Image.open(bmpname).save(bmpname[:-4]+".jpg")  os.remove(bmpname)  jpgname=bmpname[:-4]+'.jpg' djpgname=dpath+jpgname  copy_command = "move %s %s" % (jpgname, djpgname)  os.popen(copy_command)  return bmpname[:-4]+'.jpg'#调用截屏函数  window_capture('d://')