python 工具ScreenShoot

环境：windows python3

# -*- coding: UTF-8 -*-
import time
import os, win32gui, win32ui, win32con, win32api
def window_capture(dpath,aname, srcbmp=[0, 0, None, None]):
    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]
    if srcbmp[2]==None or (srcbmp[0]+srcbmp[2]>w):
        srcbmp[2] = w
    if srcbmp[3]==None or (srcbmp[1]+srcbmp[3]>w):
        srcbmp[3] = h
    saveBitMap.CreateCompatibleBitmap(mfcDC, srcbmp[2], srcbmp[3])
    saveDC.SelectObject(saveBitMap)
    #saveDC.BitBlt((0,0),(w, h) , mfcDC, (0,0), win32con.SRCCOPY)
    ddss = (srcbmp[2], srcbmp[3])
    saveDC.BitBlt((0,0), ddss , mfcDC, (srcbmp[0], srcbmp[1]), win32con.SRCCOPY)
    bmpname=dpath+aname+'.bmp'
    saveBitMap.SaveBitmapFile(saveDC, bmpname)

window_capture("E:\\pic\\", "",[110, 540, 1515, 375])