dm.BindWindow(hwnd,"dx2","dx","dx",0)
然後截取圖片
// 截取動畫
dm_ret =
dm.CaptureGif(0,0,2000,2000,"screen.gif",100,3000)
// 截取靜態
dm.CaptureGif(0,0,2000,2000,"screen.gif",0,0)