Python win32gui.GetWindowRect() Examples

def find_window_movetop(cls):
        hwnd = win32gui.FindWindow(None, cls.processname)
        win32gui.ShowWindow(hwnd,5)
        win32gui.SetForegroundWindow(hwnd)
        rect = win32gui.GetWindowRect(hwnd)
        sleep(0.2)
        return rect 

def GetWindowState(self):
        hWnd = Find_MPC()
        if not hWnd:
            return -1
        else:
            hWnd = hWnd[0]
        if not IsWindowVisible(hWnd):
            return 0
        state = GetWindowPlacement(hWnd)[1]
        border = GetWindowLong(hWnd, GWL_EXSTYLE) & WS_EX_WINDOWEDGE
        if border:
            return state
        rect = GetWindowRect(hWnd)
        mons = EnumDisplayMonitors()
        fullscreen = False
        for mon in mons:
            if rect == mon[2]:
                fullscreen = True
                break
        if fullscreen:
            return 4
        return state
#=============================================================================== 

def OnInitDialog(self, hwnd, msg, wparam, lparam):
        self.hwnd = hwnd
        # centre the dialog
        desktop = win32gui.GetDesktopWindow()
        l,t,r,b = win32gui.GetWindowRect(self.hwnd)
        dt_l, dt_t, dt_r, dt_b = win32gui.GetWindowRect(desktop)
        centre_x, centre_y = win32gui.ClientToScreen( desktop, ( (dt_r-dt_l)//2, (dt_b-dt_t)//2) )
        win32gui.MoveWindow(hwnd, centre_x-(r//2), centre_y-(b//2), r-l, b-t, 0)
        self._SetupList()
        l,t,r,b = win32gui.GetClientRect(self.hwnd)
        self._DoSize(r-l,b-t, 1) 

def _DoSize(self, cx, cy, repaint = 1):
        # right-justify the textbox.
        ctrl = win32gui.GetDlgItem(self.hwnd, IDC_SEARCHTEXT)
        l, t, r, b = win32gui.GetWindowRect(ctrl)
        l, t = win32gui.ScreenToClient(self.hwnd, (l,t) )
        r, b = win32gui.ScreenToClient(self.hwnd, (r,b) )
        win32gui.MoveWindow(ctrl, l, t, cx-l-5, b-t, repaint)
        # The button.
        ctrl = win32gui.GetDlgItem(self.hwnd, IDC_BUTTON_DISPLAY)
        l, t, r, b = win32gui.GetWindowRect(ctrl)
        l, t = win32gui.ScreenToClient(self.hwnd, (l,t) )
        r, b = win32gui.ScreenToClient(self.hwnd, (r,b) )
        list_y = b + 10
        w = r - l
        win32gui.MoveWindow(ctrl, cx - 5 - w, t, w, b-t, repaint)

        # The list control
        win32gui.MoveWindow(self.hwndList, 0, list_y, cx, cy-list_y, repaint)
        # The last column of the list control.
        new_width = cx - win32gui.SendMessage(self.hwndList, commctrl.LVM_GETCOLUMNWIDTH, 0)
        win32gui.SendMessage(self.hwndList, commctrl.LVM_SETCOLUMNWIDTH, 1, new_width) 

def OnInitDialog(self, hwnd, msg, wparam, lparam):
        self.hwnd = hwnd
        # centre the dialog
        desktop = win32gui.GetDesktopWindow()
        l,t,r,b = win32gui.GetWindowRect(self.hwnd)
        dt_l, dt_t, dt_r, dt_b = win32gui.GetWindowRect(desktop)
        centre_x, centre_y = win32gui.ClientToScreen( desktop, ( (dt_r-dt_l)//2, (dt_b-dt_t)//2) )
        win32gui.MoveWindow(hwnd, centre_x-(r//2), centre_y-(b//2), r-l, b-t, 0) 

def OnInitDialog(self, hwnd, msg, wparam, lparam):
        self.hwnd = hwnd
        # centre the dialog
        desktop = win32gui.GetDesktopWindow()
        l, t, r, b = win32gui.GetWindowRect(self.hwnd)
        dt_l, dt_t, dt_r, dt_b = win32gui.GetWindowRect(desktop)
        centre_x, centre_y = win32gui.ClientToScreen(
            desktop,
            ((dt_r-dt_l)//2, (dt_b-dt_t)//2))
        win32gui.MoveWindow(hwnd, centre_x-(r//2),
                            centre_y-(b//2), r-l, b-t, 0)
        # self._SetupList()
        l, t, r, b = win32gui.GetClientRect(self.hwnd)
        self._DoSize(r-l, b-t, 1) 

def _DoSize(self, cx, cy, repaint=1):
        # right-justify the textbox.
        # ctrl = win32gui.GetDlgItem(self.hwnd, IDC_JOB_NAME)
        # win32gui.SetWindowText(ctrl, self.job_name)
        # l, t, r, b = win32gui.GetWindowRect(ctrl)
        # l, t = win32gui.ScreenToClient(self.hwnd, (l, t))
        # r, b = win32gui.ScreenToClient(self.hwnd, (r, b))
        # win32gui.MoveWindow(ctrl, l, t, cx-l-5, b-t, repaint)

        ctrl = win32gui.GetDlgItem(self.hwnd, IDC_SCRIPT)
        win32gui.SetFocus(ctrl)

        # The button.
        ctrl = win32gui.GetDlgItem(self.hwnd, IDC_BUTTON_SUBMIT)
        l, t, r, b = win32gui.GetWindowRect(ctrl)
        l, t = win32gui.ScreenToClient(self.hwnd, (l, t))
        r, b = win32gui.ScreenToClient(self.hwnd, (r, b))
        w = r - l
        win32gui.MoveWindow(ctrl, cx - 5 - w, t, w, b-t, repaint) 

def OnInitDialog(self, hwnd, msg, wparam, lparam):
        self.hwnd = hwnd
        # centre the dialog
        desktop = win32gui.GetDesktopWindow()
        l, t, r, b = win32gui.GetWindowRect(self.hwnd)
        dt_l, dt_t, dt_r, dt_b = win32gui.GetWindowRect(desktop)
        centre_x, centre_y = win32gui.ClientToScreen(desktop,
                                                     ((dt_r - dt_l)//2,
                                                      (dt_b - dt_t)//2))
        win32gui.MoveWindow(hwnd, centre_x-(r//2),
                            centre_y-(b//2), r-l, b-t, 0)
        # self._SetupList()
        l, t, r, b = win32gui.GetClientRect(self.hwnd)
        self._DoSize(r-l, b-t, 1) 

def _DoSize(self, cx, cy, repaint=1):
        # right-justify the textbox.
        # ctrl = win32gui.GetDlgItem(self.hwnd, IDC_JOB_NAME)
        # win32gui.SetWindowText(ctrl, self.job_name)
        # l, t, r, b = win32gui.GetWindowRect(ctrl)
        # l, t = win32gui.ScreenToClient(self.hwnd, (l, t))
        # r, b = win32gui.ScreenToClient(self.hwnd, (r, b))
        # win32gui.MoveWindow(ctrl, l, t, cx-l-5, b-t, repaint)

        ctrl = win32gui.GetDlgItem(self.hwnd, IDC_SCRIPT)
        win32gui.SetFocus(ctrl)

        # The button.
        ctrl = win32gui.GetDlgItem(self.hwnd, IDC_BUTTON_SUBMIT)
        l, t, r, b = win32gui.GetWindowRect(ctrl)
        l, t = win32gui.ScreenToClient(self.hwnd, (l, t))
        r, b = win32gui.ScreenToClient(self.hwnd, (r, b))
        w = r - l
        win32gui.MoveWindow(ctrl, cx - 5 - w, t, w, b - t, repaint) 

def OnInitDialog(self, hwnd, msg, wparam, lparam):
        self.hwnd = hwnd
        # centre the dialog
        desktop = win32gui.GetDesktopWindow()
        l, t, r, b = win32gui.GetWindowRect(self.hwnd)
        dt_l, dt_t, dt_r, dt_b = win32gui.GetWindowRect(desktop)
        centre_x, centre_y = win32gui.ClientToScreen(desktop, (
            (dt_r - dt_l) // 2, (dt_b - dt_t) // 2))
        win32gui.MoveWindow(hwnd, centre_x - (r // 2), centre_y - (b // 2),
                            r - l, b - t, 0)
        # self._SetupList()
        l, t, r, b = win32gui.GetClientRect(self.hwnd)
        self._DoSize(r - l, b - t, 1) 

def __init_rect_size(self):
        hwnd = self.hwnd
        left, top, right, bottom = win32gui.GetWindowRect(hwnd)
        if self.exclude_border:
            _left, _top, _right, _bottom = win32gui.GetClientRect(hwnd)
            left, top = win32gui.ClientToScreen(hwnd, (_left, _top))
            right, bottom = win32gui.ClientToScreen(hwnd, (_right, _bottom))
        self._rect = Rect(left, top, right, bottom)
        self._size = Size(right-left, bottom-top) 

def __init__(self, hwnd, quit_game_enable=1):
        '''
        初始化
            :param hwnd: 需要绑定的窗口句柄
            :param quit_game_enable: 程序死掉时是否退出游戏。True为是，False为否
        '''
        self.run = True
        self.hwnd = hwnd
        self.quit_game_enable = quit_game_enable
        self.debug_enable = False
        l1, t1, r1, b1 = win32gui.GetWindowRect(self.hwnd)
        #print(l1,t1, r1,b1)
        l2, t2, r2, b2 = win32gui.GetClientRect(self.hwnd)
        # print(l2,t2,r2,b2)
        self._client_h = b2 - t2
        self._client_w = r2 - l2
        self._border_l = ((r1 - l1) - (r2 - l2)) // 2
        self._border_t = ((b1 - t1) - (b2 - t2)) - self._border_l
        conf = configparser.ConfigParser()
        conf.read('conf.ini')
        self.client = conf.getint('DEFAULT', 'client')
        if self.client == 1:
            os.system('adb connect 127.0.0.1:7555')
            os.system('adb devices') 

def rect(self):
        hwnd = self.hwnd
        if not self.exclude_border:
            left, top, right, bottom = win32gui.GetWindowRect(hwnd)
        else:
            _left, _top, _right, _bottom = win32gui.GetClientRect(hwnd)
            left, top = win32gui.ClientToScreen(hwnd, (_left, _top))
            right, bottom = win32gui.ClientToScreen(hwnd, (_right, _bottom))
        return Rect(left, top, right, bottom) 

def checkWindow(self):
        # 查找
        hwnd = win32gui.FindWindow('Notepad', None)
        if self.tmpHwnd and not hwnd:
            # 表示记事本关闭了
            self.checkTimer.stop()
            self.close()  # 关闭自己
            return
        if not hwnd:
            return
        self.tmpHwnd = hwnd
        # 获取位置
        rect = win32gui.GetWindowRect(hwnd)
        print(rect)
        self.move(rect[2], rect[1]) 

def get_size( self ):
        return win32gui.GetWindowRect( self.window_handle ) 

def mouseMoveEvent(self, event):
        super(Label, self).mouseMoveEvent(event)
        # 得到鼠标在屏幕中的位置
        pos = self.mapToGlobal(event.pos())
        hwnd = win32gui.WindowFromPoint((pos.x(), pos.y()))
        self.frameWidget.setRect(*win32gui.GetWindowRect(hwnd))
        # 截图
        screen = QApplication.primaryScreen()
        if screen is not None:
            image = screen.grabWindow(0,
                                      pos.x() - 60, pos.y() - 60, 120, 120)
            if not image.isNull():
                self.setPixmap(image.scaled(240, 240)) 

def clickWindow(hwnd, offset):
    left, top, right, bottom = win32gui.GetWindowRect(hwnd)
    # print('left, top, right, bottom', left, top, right, bottom)
    win32api.SetCursorPos([left + offset, (bottom - top) // 2 + top])
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN, 0, 0, 0, 0)
    time.sleep(0.2)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, 0, 0, 0, 0)
    time.sleep(0.2) 

def take_png_screenshot(self):
        if not self.win_handle:
            raise Exception("Win handle is not valid for Steam")
        # Crops the image from the desktop
        left, top, right, bottom = win32gui.GetWindowRect(self.win_handle)
        width = right - left
        height = bottom - top
        hwnd_dc = win32gui.GetWindowDC(self.win_handle)
        # Get a bitmap
        mfc_dc = win32ui.CreateDCFromHandle(hwnd_dc)
        save_dc = mfc_dc.CreateCompatibleDC()
        save_bit_map = win32ui.CreateBitmap()
        save_bit_map.CreateCompatibleBitmap(mfc_dc, width, height)
        save_dc.SelectObject(save_bit_map)
        result = windll.user32.PrintWindow(self.win_handle, save_dc.GetSafeHdc(), 0x00000002)
        if result != 1:
            raise Exception("Failed to Steam screen")
        bmp_info = save_bit_map.GetInfo()
        bmp_raw = save_bit_map.GetBitmapBits(False)
        img = np.array(bmp_raw, np.uint8).reshape(bmp_info['bmHeight'], bmp_info['bmWidth'], 4)
        # Clean Up
        win32gui.DeleteObject(save_bit_map.GetHandle())
        save_dc.DeleteDC()
        mfc_dc.DeleteDC()
        win32gui.ReleaseDC(self.win_handle, hwnd_dc)
        img_str = cv2.imencode('.jpg', img)[1].tostring()
        return img_str 

def winRect(window_id :int) -> Tuple[int, int, int, int]:
        """Returns the coordinates of the window"""
        return win32gui.GetWindowRect(window_id) 

def save_win(filename=None, title=None):
    """
    Saves a window with the title provided as a file using the provided filename.
    If one of them is missing, then a window is created and the information collected

    :param filename:
    :param title:
    :return:
    """
    C = 7   # pixels to crop
    if filename is None or title is None:
        layout = [[sg.T('Choose window to save', font='Any 18')],
                  [sg.T('The extension you choose for filename will determine the image format')],
                  [sg.T('Window Title:', size=(12,1)), sg.I(title if title is not None else '', key='-T-')],
                  [sg.T('Filename:', size=(12,1)), sg.I(filename if filename is not None else '', key='-F-')],
                  [sg.Button('Ok', bind_return_key=True), sg.Button('Cancel')]]
        event, values = sg.Window('Choose Win Title and Filename',layout).read(close=True)
        if event != 'Ok':   # if cancelled or closed the window
            print('Cancelling the save')
            return
        filename, title = values['-F-'], values['-T-']
    try:
        fceuxHWND = win32gui.FindWindow(None, title)
        rect = win32gui.GetWindowRect(fceuxHWND)
        rect_cropped = (rect[0]+C, rect[1], rect[2]-C, rect[3]-C)
        frame = np.array(ImageGrab.grab(bbox=rect_cropped), dtype=np.uint8)
        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
        cv2.imwrite(filename, frame)
        sg.popup('Wrote image to file:',filename)
    except Exception as e:
        sg.popup('Error trying to save screenshot file', e) 

def save_win(filename=None, title=None, crop=True):
    """
    Saves a window with the title provided as a file using the provided filename.
    If one of them is missing, then a window is created and the information collected

    :param filename:
    :param title:
    :return:
    """
    C = 7 if crop else 0  # pixels to crop
    if filename is None or title is None:
        layout = [[sg.T('Choose window to save', font='Any 18')],
                  [sg.T('The extension you choose for filename will determine the image format')],
                  [sg.T('Window Title:', size=(12, 1)), sg.I(title if title is not None else '', key='-T-')],
                  [sg.T('Filename:', size=(12, 1)), sg.I(filename if filename is not None else '', key='-F-')],
                  [sg.Button('Ok', bind_return_key=True), sg.Button('Cancel')]]
        event, values = sg.Window('Choose Win Title and Filename', layout).read(close=True)
        if event != 'Ok':  # if cancelled or closed the window
            print('Cancelling the save')
            return
        filename, title = values['-F-'], values['-T-']
    try:
        fceuxHWND = win32gui.FindWindow(None, title)
        rect = win32gui.GetWindowRect(fceuxHWND)
        rect_cropped = (rect[0] + C, rect[1], rect[2] - C, rect[3] - C)
        frame = np.array(ImageGrab.grab(bbox=rect_cropped), dtype=np.uint8)
        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
        cv2.imwrite(filename, frame)
        sg.cprint('Wrote image to file:', filename)
    except Exception as e:
        sg.popup('Error trying to save screenshot file', e, keep_on_top=True) 

def rect(self):
        """Get the coordinates of a window."""
        try:
            return win32gui.GetWindowRect(self.hwnd)
        except win32api.error:
            return (0, 0, 0, 0) 

def getGameWindowPosition():
    # FindWindow(lpClassName=None, lpWindowName=None)  窗口类名 窗口标题名
    window = win32gui.FindWindow(None,WINDOW_TITLE)
    # 没有定位到游戏窗体
    while not window:
        print('定位游戏窗体失败，5秒后重试...')
        time.sleep(5)
        window = win32gui.FindWindow(None,WINDOW_TITLE)
    # 定位到游戏窗体
    win32gui.SetForegroundWindow(window) # 将窗体顶置
    pos = win32gui.GetWindowRect(window)
    print("定位到游戏窗体：" + str(pos))
    return (pos[0],pos[1])

# 获取一张完整的屏幕截图 

def set_window_coordinates(hwnd, window_info):
    if win32gui.IsWindowVisible(hwnd):
        if WINDOW_SUBSTRING in win32gui.GetWindowText(hwnd):
            rect = win32gui.GetWindowRect(hwnd)
            x = rect[0]
            y = rect[1]
            w = rect[2] - x
            h = rect[3] - y
            window_info['x'] = x
            window_info['y'] = y
            window_info['width'] = w
            window_info['height'] = h
            window_info['name'] = win32gui.GetWindowText(hwnd)
            win32gui.SetForegroundWindow(hwnd) 

def clickMenuButton(hwnd, offset):
    left, top, right, bottom = win32gui.GetWindowRect(hwnd)
    win32api.SetCursorPos([left + offset, (bottom - top) // 2 + top])
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN, 0, 0, 0, 0)
    time.sleep(0.1)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, 0, 0, 0, 0)
    time.sleep(0.3) 

def get_rect(self):
        """
        Get rectangle of app or desktop resolution

        Returns:
            RECT(left, top, right, bottom)

        """
        if self.handle:
            left, top, right, bottom = win32gui.GetWindowRect(self.handle)
            return RECT(left, top, right, bottom)
        else:
            desktop = win32gui.GetDesktopWindow()
            left, top, right, bottom = win32gui.GetWindowRect(desktop)
            return RECT(left, top, right, bottom) 

def shot(cls,name= 'playing.png'):
        hwnd = win32gui.FindWindow(None, cls.processname)

        # Change the line below depending on whether you want the whole window
        # or just the client area. 
        left, top, right, bot = win32gui.GetClientRect(hwnd)
        #left, top, right, bot = win32gui.GetWindowRect(hwnd)
        w = right - left
        h = bot - top

        hwndDC = win32gui.GetWindowDC(hwnd)
        mfcDC  = win32ui.CreateDCFromHandle(hwndDC)
        saveDC = mfcDC.CreateCompatibleDC()

        saveBitMap = win32ui.CreateBitmap()
        saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)

        saveDC.SelectObject(saveBitMap)

        # Change the line below depending on whether you want the whole window
        # or just the client area. 
        #result = windll.user32.PrintWindow(hwnd, saveDC.GetSafeHdc(), 1)
        result = windll.user32.PrintWindow(hwnd, saveDC.GetSafeHdc(), 0)

        bmpinfo = saveBitMap.GetInfo()
        bmpstr = saveBitMap.GetBitmapBits(True)

        im = Image.frombuffer(
            'RGB',
            (bmpinfo['bmWidth'], bmpinfo['bmHeight']),
            bmpstr, 'raw', 'BGRX', 0, 1)

        win32gui.DeleteObject(saveBitMap.GetHandle())
        saveDC.DeleteDC()
        mfcDC.DeleteDC()
        win32gui.ReleaseDC(hwnd, hwndDC)

        if result == 1:
            #PrintWindow Succeeded
            im.save("playing.png") 

def screenshot(filename, hwnd=None):
    """
    Take the screenshot of Windows app

    Args:
        filename: file name where to store the screenshot
        hwnd:

    Returns:
        bitmap screenshot file

    """
    # import ctypes
    # user32 = ctypes.windll.user32
    # user32.SetProcessDPIAware()

    if hwnd is None:
        """all screens"""
        hwnd = win32gui.GetDesktopWindow()
        # get complete virtual screen including all monitors
        w = win32api.GetSystemMetrics(SM_CXVIRTUALSCREEN)
        h = win32api.GetSystemMetrics(SM_CYVIRTUALSCREEN)
        x = win32api.GetSystemMetrics(SM_XVIRTUALSCREEN)
        y = win32api.GetSystemMetrics(SM_YVIRTUALSCREEN)
    else:
        """window"""
        rect = win32gui.GetWindowRect(hwnd)
        w = abs(rect[2] - rect[0])
        h = abs(rect[3] - rect[1])
        x, y = 0, 0
    hwndDC = win32gui.GetWindowDC(hwnd)
    mfcDC = win32ui.CreateDCFromHandle(hwndDC)
    saveDC = mfcDC.CreateCompatibleDC()
    saveBitMap = win32ui.CreateBitmap()
    saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)
    saveDC.SelectObject(saveBitMap)
    saveDC.BitBlt((0, 0), (w, h), mfcDC, (x, y), win32con.SRCCOPY)
    # saveBitMap.SaveBitmapFile(saveDC, filename)
    bmpinfo = saveBitMap.GetInfo()
    bmpstr = saveBitMap.GetBitmapBits(True)
    pil_image = Image.frombuffer(
        'RGB',
        (bmpinfo['bmWidth'], bmpinfo['bmHeight']),
        bmpstr, 'raw', 'BGRX', 0, 1)
    cv2_image = pil_2_cv2(pil_image)

    mfcDC.DeleteDC()
    saveDC.DeleteDC()
    win32gui.ReleaseDC(hwnd, hwndDC)
    win32gui.DeleteObject(saveBitMap.GetHandle())
    return cv2_image 

def __init__(self):
        self.hwnd = FindWindow(None, "扫雷")  # 获取扫雷游戏窗口的句柄
        assert self.hwnd, "请先打开扫雷，再运行该脚本程序"
        SendMessage(self.hwnd, WM_SYSCOMMAND, SC_RESTORE, 0)  # 还原最小化
        SetForegroundWindow(self.hwnd)  # 窗口置顶

        self.pixel_size = 16  # 每个格子的大小固定，为16个像素
        self.left, self.top, self.right, self.bottom = GetWindowRect(self.hwnd)  # 获取窗口坐标
        self.rank = None  # 扫雷游戏的等级，分为：高级、中级、初级，不包含自定义模式
        self.max_mines = 0  # 扫雷游戏的所有雷的数目

        # 去除窗口边框，只保留所有格子
        self.left = self.left + 15  # 左边框15个像素宽
        self.right = self.right - 11  # 右边框11个像素宽
        self.bottom = self.bottom - 11  # 下边框11个像素宽
        self.top = self.top + 101  # 尚边框101个像素宽

        # 获得游戏横向和纵向的格子数目
        self.height = int((self.bottom - self.top) / self.pixel_size)  # 扫雷游戏的纵向格子数目
        assert self.height in [16, 16, 9]
        self.length = int((self.right - self.left) / self.pixel_size)  # 扫雷游戏的横向格子数目
        assert self.length in [30, 16, 9]

        # 获取游戏难度级别
        self.get_rank()
        self.get_max_mines() 

def GetScreenImg(self):
        '''
        Gets the screen of the window referenced by self.hwnd
        '''
        if self.hwnd is None:
            raise Exception("HWND is none. HWND not called or invalid window name provided.")
        self.l, self.t, self.r, self.b = win32gui.GetWindowRect(self.hwnd)
        #Remove border around window (8 pixels on each side)
        #Remove 4 extra pixels from left and right 16 + 8 = 24
        w = self.r - self.l - self.br - self.bl
        #Remove border on top and bottom (31 on top 8 on bottom)
        #Remove 12 extra pixels from bottom 39 + 12 = 51
        h = self.b - self.t - self.bt - self.bb
        wDC = win32gui.GetWindowDC(self.hwnd)
        dcObj = win32ui.CreateDCFromHandle(wDC)
        cDC = dcObj.CreateCompatibleDC()
        dataBitMap = win32ui.CreateBitmap()
        dataBitMap.CreateCompatibleBitmap(dcObj, w, h)
        cDC.SelectObject(dataBitMap)
        #First 2 tuples are top-left and bottom-right of destination
        #Third tuple is the start position in source
        cDC.BitBlt((0,0), (w, h), dcObj, (self.bl, self.bt), win32con.SRCCOPY)
        bmInfo = dataBitMap.GetInfo()
        im = np.frombuffer(dataBitMap.GetBitmapBits(True), dtype = np.uint8)
        dcObj.DeleteDC()
        cDC.DeleteDC()
        win32gui.ReleaseDC(self.hwnd, wDC)
        win32gui.DeleteObject(dataBitMap.GetHandle())
        #Bitmap has 4 channels like: BGRA. Discard Alpha and flip order to RGB
        #31 pixels from border on top, 8 on bottom
        #8 pixels from border on the left and 8 on right
        #Remove 1 additional pixel from left and right so size is 1278 | 9
        #Remove 14 additional pixels from bottom so size is 786 | 6
        #return im.reshape(bmInfo['bmHeight'], bmInfo['bmWidth'], 4)[31:-22, 9:-9, -2::-1]
        #For 800x600 images:
        #Remove 12 pixels from bottom + border
        #Remove 4 pixels from left and right + border
        return im.reshape(bmInfo['bmHeight'], bmInfo['bmWidth'], 4)[:, :, -2::-1]