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]
def background_screenshot(self):
# Get infromation of the windows program
window_handle = win32gui.FindWindow(None, self.program_title.lower())
if window_handle == 0:
return None
bbox = win32gui.GetWindowRect(window_handle)
width = bbox[2] - bbox[0]
height = bbox[3] - bbox[1]
# setup screenshot
wdc = win32gui.GetWindowDC(window_handle)
dcobj = win32ui.CreateDCFromHandle(wdc)
cdc = dcobj.CreateCompatibleDC()
databitmap = win32ui.CreateBitmap()
databitmap.CreateCompatibleBitmap(dcobj, width, height)
cdc.SelectObject(databitmap)
# Take Screenshot
windll.user32.PrintWindow(window_handle, cdc.GetSafeHdc(), 0)
# Convert bitmap to PIL image
bmpinfo = databitmap.GetInfo()
bmpstr = databitmap.GetBitmapBits(True)
img = Image.frombuffer('RGB',
(bmpinfo['bmWidth'], bmpinfo['bmHeight']),
bmpstr, 'raw', 'BGRX', 0, 1)
if self.debug:
databitmap.SaveBitmapFile(cdc, 'screenshot.bmp')
# Clsoe handlers
win32gui.DeleteObject(databitmap.GetHandle())
cdc.DeleteDC()
dcobj.DeleteDC()
win32gui.ReleaseDC(window_handle, wdc)
# convert PIL image to ndarray required for opencv
open_cv_image = np.array(img)
return open_cv_image
def hdms_this(hwnd, left, top, right, bot):
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)
# print result
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:
# temp_file = "{0}/{1}.png".format(gc.temp_folder, str(uuid.uuid4()))
# PrintWindow Succeeded
# im.save(temp_file)
# return temp_file
return im
return
def window_capture():
# 获取桌面句柄和桌面的宽度和高度
desktop_h = win32gui.GetDesktopWindow()
width = win32api.GetSystemMetrics(win32con.SM_CXVIRTUALSCREEN)
height = win32api.GetSystemMetrics(win32con.SM_CYVIRTUALSCREEN)
# 创建设备描述表
desktop_dc = win32gui.GetWindowDC(desktop_h)
img_dc = win32ui.CreateDCFromHandle(desktop_dc)
# 创建一个内存设备描述表
save_dc = img_dc.CreateCompatibleDC()
# 创建位图对象
capture = win32ui.CreateBitmap()
capture.CreateCompatibleBitmap(img_dc, width, height)
save_dc.SelectObject(capture)
# 保存图片
save_dc.BitBlt((0, 0), (width, height), img_dc, (0, 0), win32con.SRCCOPY)
capture.SaveBitmapFile(save_dc, './yys/shot.png')
# 释放内存
save_dc.DeleteDC()
win32gui.DeleteObject(capture.GetHandle())
win32gui.ReleaseDC(desktop_h, desktop_dc)
def highLight(self):
"""高亮此区域
"""
hwnd = win32gui.GetDesktopWindow()
hDesktopDC = win32gui.GetWindowDC(hwnd)
oldRop2 = ctypes.windll.gdi32.SetROP2(hDesktopDC,
win32con.R2_NOTXORPEN)
newPen = win32gui.CreatePen(win32con.PS_SOLID, 3, 0)
oldPen = win32gui.SelectObject(hDesktopDC, newPen)
#在指示窗口周围显示闪烁矩形
for i in range(2):
win32gui.Rectangle(hDesktopDC, self._rect[0], self._rect[1],
self._rect[2], self._rect[3])
time.sleep(0.2)
win32gui.Rectangle(hDesktopDC, self._rect[0], self._rect[1],
self._rect[2], self._rect[3])
time.sleep(0.3)
ctypes.windll.gdi32.SetROP2(hDesktopDC, oldRop2)
win32gui.SelectObject(hDesktopDC, oldPen)
win32gui.DeleteObject(newPen)
win32gui.ReleaseDC(hwnd, hDesktopDC)
def get_background_image(handle):
if handle == 0:
return "../images/blank.bmp"
hwnd = handle
w = 960
h = 540
hwndDC = win32gui.GetWindowDC(hwnd)
mfcDC = win32ui.CreateDCFromHandle(hwndDC)
saveDC = mfcDC.CreateCompatibleDC()
saveBitMap = win32ui.CreateBitmap()
saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)
saveDC.SelectObject(saveBitMap)
img_dc = mfcDC
mem_dc = saveDC
mem_dc.BitBlt((0, 0), (w, h), img_dc, (0, 0), win32con.SRCCOPY)
saveBitMap.SaveBitmapFile(mem_dc, "../images/screenShot.bmp")
win32gui.DeleteObject(saveBitMap.GetHandle())
saveDC.DeleteDC()
mfcDC.DeleteDC()
win32gui.ReleaseDC(hwnd, hwndDC)
return "../images/screenShot.bmp"
def write_text(text=""):
hwin = win32gui.GetDesktopWindow()
hdc = win32gui.GetDC(hwin)
# 텍스트 옵션
font = win32ui.CreateFont({"name": "Arial", "height": 64, "weight": 400})
oldFont = win32gui.SelectObject(hdc, font.GetSafeHandle())
#win32gui.SetTextColor(hdc, win32api.RGB(0,0,0))
#win32gui.SetBkColor(hdc, win32api.RGB(255, 255, 255))
rect = win32gui.GetClientRect(hwin)
win32gui.DrawText(
hdc, text, len(text), rect, win32con.DT_BOTTOM | win32con.DT_RIGHT
| win32con.DT_SINGLELINE | win32con.DT_WORDBREAK
#win32con.DT_CENTER|win32con.DT_VCENTER|win32con.DT_SINGLELINE|win32con.DT_WORDBREAK
)
win32gui.SelectObject(hdc, oldFont)
win32gui.DeleteObject(font.GetSafeHandle())
win32gui.ReleaseDC(hwin, hdc)
def take_screenshot(x0, y0, dx, dy):
"""
Takes a screenshot of the region of the active window starting from
(x0, y0) with width dx and height dy.
"""
hwnd = win32gui.GetForegroundWindow() # Window handle
wDC = win32gui.GetWindowDC(hwnd) # Window device context
dcObj = win32ui.CreateDCFromHandle(wDC)
cDC = dcObj.CreateCompatibleDC()
dataBitMap = win32ui.CreateBitmap() # PyHandle object
dataBitMap.CreateCompatibleBitmap(dcObj, dx, dy)
cDC.SelectObject(dataBitMap)
cDC.BitBlt((0,0),(dx, dy) , dcObj, (x0, y0), win32con.SRCCOPY)
image = dataBitMap.GetBitmapBits(1)
dcObj.DeleteDC()
cDC.DeleteDC()
win32gui.ReleaseDC(hwnd, wDC)
return Image.frombuffer("RGBA", (384, 448), image, "raw", "RGBA", 0, 1)
def OnInit(self):
dll = ctypes.WinDLL('gdi32.dll')
for idx, (hMon, hDC, (left, top, right, bottom)) in enumerate(win32api.EnumDisplayMonitors(None, None)):
hDeskDC = win32gui.CreateDC(win32api.GetMonitorInfo(hMon)['Device'], None, None)
bitmap = wx.Bitmap(right - left, bottom - top)
hMemDC = wx.MemoryDC()
hMemDC.SelectObject(bitmap)
try:
dll.BitBlt(hMemDC.GetHDC(), 0, 0, right - left, bottom - top, int(hDeskDC), 0, 0, win32con.SRCCOPY)
finally:
hMemDC.SelectObject(wx.NullBitmap)
bitmap.SaveFile('screenshots/screenshot_%02d.bmp' % idx, wx.BITMAP_TYPE_BMP)
win32gui.ReleaseDC(win32gui.GetDesktopWindow(), hDeskDC)
im1 = Image.open('screenshots/screenshot_00.bmp', 'r')
for idx, (hMon, hDC, (left, top, right, bottom)) in enumerate(win32api.EnumDisplayMonitors(None, None)):
if idx == 0:
continue
im2 = Image.open('screenshots/screenshot_%02d.bmp' % idx, 'r')
im1 = get_concat_h(im1, im2)
im1.save('screenshots/screenshot.jpg')
return True
def GrabScreen(self, region=None):
"""Quickly grab screen reigon using win32 libs
Keyword Arguments:
region {[tuple]} -- [left_offset, top_offset, xreigon, yreigon] (default: {None})
Returns:
[type] -- [cv2 image]
"""
hwin = win32gui.GetDesktopWindow()
if region:
left, top, x2, y2 = region
width = x2 - left + 1
height = y2 - top + 1
else:
width = win32api.GetSystemMetrics(win32con.SM_CXVIRTUALSCREEN)
height = win32api.GetSystemMetrics(win32con.SM_CYVIRTUALSCREEN)
left = win32api.GetSystemMetrics(win32con.SM_XVIRTUALSCREEN)
top = win32api.GetSystemMetrics(win32con.SM_YVIRTUALSCREEN)
hwindc = win32gui.GetWindowDC(hwin)
srcdc = win32ui.CreateDCFromHandle(hwindc)
memdc = srcdc.CreateCompatibleDC()
bmp = win32ui.CreateBitmap()
bmp.CreateCompatibleBitmap(srcdc, width, height)
memdc.SelectObject(bmp)
memdc.BitBlt((0, 0), (width, height), srcdc, (left, top),
win32con.SRCCOPY)
signedIntsArray = bmp.GetBitmapBits(True)
img = np.fromstring(signedIntsArray, dtype='uint8')
img.shape = (height, width, 4)
srcdc.DeleteDC()
memdc.DeleteDC()
win32gui.ReleaseDC(hwin, hwindc)
win32gui.DeleteObject(bmp.GetHandle())
return img
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 grab_screen(region=None):
logger = log_grab_screen.get_logger('grab_screen')
while True:
try:
hwin = win32gui.GetDesktopWindow()
if region:
left, top, x2, y2 = region
width = x2 - left + 1
height = y2 - top + 1
else:
width = win32api.GetSystemMetrics(win32con.SM_CXVIRTUALSCREEN)
height = win32api.GetSystemMetrics(win32con.SM_CYVIRTUALSCREEN)
left = win32api.GetSystemMetrics(win32con.SM_XVIRTUALSCREEN)
top = win32api.GetSystemMetrics(win32con.SM_YVIRTUALSCREEN)
hwindc = win32gui.GetWindowDC(hwin)
srcdc = win32ui.CreateDCFromHandle(hwindc)
memdc = srcdc.CreateCompatibleDC()
bmp = win32ui.CreateBitmap()
bmp.CreateCompatibleBitmap(srcdc, width, height)
memdc.SelectObject(bmp)
memdc.BitBlt((0, 0), (width, height), srcdc, (left, top),
win32con.SRCCOPY)
signedIntsArray = bmp.GetBitmapBits(True)
img = np.fromstring(signedIntsArray, dtype='uint8')
img.shape = (height, width, 4)
srcdc.DeleteDC()
memdc.DeleteDC()
win32gui.ReleaseDC(hwin, hwindc)
win32gui.DeleteObject(bmp.GetHandle())
return cv2.cvtColor(img, cv2.COLOR_BGRA2RGB)
except Exception as e:
# grab_screen(region)
logger.error(e)
def get_window_shot(hwnd):
# 对后台应用程序截图，程序窗口可以被覆盖，但如果最小化后只能截取到标题栏、菜单栏等。
# 使用自定义的窗口边缘和大小设置
dx = config.getint("Device", "EdgeOffsetX")
dy = config.getint("Device", "EdgeOffsetY")
w = config.getint("Device", "MainWidth")
h = config.getint("Device", "MainHeight")
window_w, window_h = detect_window_size(hwnd)
if dx + w > window_w or dy + h > window_h:
raise ValueError("截图区域超出窗口! 请检查配置文件")
# logger.debug("截图: %dx%d at %dx%d", w, h, dx, dy)
# 返回句柄窗口的设备环境、覆盖整个窗口，包括非客户区，标题栏，菜单，边框
hwndDC = win32gui.GetWindowDC(hwnd)
# 创建设备描述表
mfcDC = win32ui.CreateDCFromHandle(hwndDC)
# 创建内存设备描述表
saveDC = mfcDC.CreateCompatibleDC()
# 创建位图对象
saveBitMap = win32ui.CreateBitmap()
saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)
saveDC.SelectObject(saveBitMap)
# 截图至内存设备描述表
saveDC.BitBlt((0, 0), (w, h), mfcDC, (dx, dy), win32con.SRCCOPY)
# 获取位图信息
bmpinfo = saveBitMap.GetInfo()
bmpdata = saveBitMap.GetBitmapBits(True)
# 生成图像
image_data = np.frombuffer(bmpdata, "uint8")
image_data = image_data.reshape(
(bmpinfo["bmHeight"], bmpinfo["bmWidth"], 4))
image_data = cv.cvtColor(image_data, cv.COLOR_BGRA2BGR)
# 内存释放
win32gui.DeleteObject(saveBitMap.GetHandle())
saveDC.DeleteDC()
mfcDC.DeleteDC()
win32gui.ReleaseDC(hwnd, hwndDC)
return image_data
def capture_inactive_window(hwnd, client_area_only=True):
"""指定窗口截图
http://stackoverflow.com/questions/19695214/python-screenshot-of-inactive\
-window-printwindow-win32gui
需要做黑屏判断，printwindow失败会得到一个黑色的图
"""
left, top, right, bottom = win32gui.GetWindowRect(hwnd)
w = right - left
h = bottom - top
srcdc = win32gui.GetWindowDC(hwnd)
memdc = win32ui.CreateDCFromHandle(srcdc)
destdc = memdc.CreateCompatibleDC()
bmp = win32ui.CreateBitmap()
bmp.CreateCompatibleBitmap(memdc, w, h)
destdc.SelectObject(bmp)
windll.user32.PrintWindow(hwnd, destdc.GetSafeHdc(), 1 if client_area_only\
else 0)
bmp_info = bmp.GetInfo()
bmp_bits = bmp.GetBitmapBits(True)
# Only works in 32bit mode,
# 虚拟机下有可能图形不是在 32 位模式的
im = Image.frombuffer('RGB', (bmp_info['bmWidth'], bmp_info['bmHeight']),
bmp_bits, 'raw', 'BGRX', 0, 1)
win32gui.DeleteObject(bmp.GetHandle())
destdc.DeleteDC()
memdc.DeleteDC()
win32gui.ReleaseDC(hwnd, srcdc)
windll.user32.UpdateWindow(hwnd)
return im
def capture(self, relative=(0, 0)):
"""
Return a PIL image of the control.
See PIL documentation to know what you can do with the resulting
image.
"""
left, top, right, bot = win32gui.GetWindowRect(self.handle)
w = right - left
h = bot - top
hwndDC = win32gui.GetWindowDC(self.handle)
mfcDC = win32ui.CreateDCFromHandle(hwndDC)
saveDC = mfcDC.CreateCompatibleDC()
saveBitMap = win32ui.CreateBitmap()
saveBitMap.CreateCompatibleBitmap(mfcDC, w + relative[0],
h + relative[1])
saveDC.SelectObject(saveBitMap)
saveDC.BitBlt(relative, (w, h), mfcDC, (left, top), win32con.SRCCOPY)
bmpinfo = saveBitMap.GetInfo()
bmpstr = saveBitMap.GetBitmapBits(True)
img = Image.frombuffer('RGB',
(bmpinfo['bmWidth'], bmpinfo['bmHeight']),
bmpstr, 'raw', 'BGRX', 0, 1)
"""img_w, img_h = img.size
#font = ImageFont.truetype('Operator Mono Lig.ttf', 20)
font = ImageFont.truetype('arial.ttf', 100)
mask = font.getmask('This is watermark text', mode='L')
mask_w, mask_h = mask.size
d = Image.core.draw(img.im, 0)
d.draw_bitmap(((img_w - mask_w)/2, (img_h - mask_h)/2), mask, 100)"""
win32gui.DeleteObject(saveBitMap.GetHandle())
saveDC.DeleteDC()
mfcDC.DeleteDC()
win32gui.ReleaseDC(self.handle, hwndDC)
return img
def grab_frame(size=None):
hwin = win32gui.GetDesktopWindow()
if size:
left, top, x, y = size
width= x - left + 1
height= y - top +1
else:
width = win32api.GetSystemMetrics(win32con.SM_CXVIRTUALSCREEN)
height = win32api.GetSystemMetrics(win32con.SM_CYVIRTUALSCREEN)
left = win32api.GetSystemMetrics(win32con.SM_XVIRTUALSCREEN)
top = win32api.GetSystemMetrics(win32con.SM_YVIRTUALSCREEN)
hwindc = win32gui.GetWindowDC(hwin)
srcdc = win32ui.CreateDCFromHandle(hwindc)
memdc = srcdc.CreateCompatibleDC()
bmp = win32ui.CreateBitmap()
bmp.CreateCompatibleBitmap(srcdc, width, height)
memdc.SelectObject(bmp)
memdc.BitBlt((0, 0), (width, height), srcdc, (left, top), win32con.SRCCOPY)
signedIntsArray = bmp.GetBitmapBits(True)
img = np.fromstring(signedIntsArray, dtype='uint8')
img.shape = (height, width, 4)
srcdc.DeleteDC()
memdc.DeleteDC()
win32gui.ReleaseDC(hwin, hwindc)
win32gui.DeleteObject(bmp.GetHandle())
img_res = cv2.resize(img, (480,270))
img_rgb = cv2.cvtColor(img_res, cv2.COLOR_BGRA2RGB)
return img_rgb
def grab_screen(width=800, height=600):
hwnd = win32gui.GetDesktopWindow()
wDC = win32gui.GetWindowDC(hwnd)
dcObj = win32ui.CreateDCFromHandle(wDC)
cDC = dcObj.CreateCompatibleDC()
dataBitMap = win32ui.CreateBitmap()
dataBitMap.CreateCompatibleBitmap(dcObj, width, height)
cDC.SelectObject(dataBitMap)
cDC.BitBlt((0, 0), (width, height), dcObj, (0, 50), win32con.SRCCOPY)
# dataBitMap.SaveBitmapFile(cDC, bmpfilenamename + str(0) + ".png")
signedIntsArray = dataBitMap.GetBitmapBits(True)
img = np.fromstring(signedIntsArray, dtype='uint8')
img.shape = (height, width, 4)
# Free Resources
dcObj.DeleteDC()
cDC.DeleteDC()
win32gui.ReleaseDC(hwnd, wDC)
win32gui.DeleteObject(dataBitMap.GetHandle())
return img
def __init__(self, array, selectedKey):
self.myArray = array
hwnd = win32gui.FindWindow(None, 'Audition')
left, top, right, bot = win32gui.GetWindowRect(hwnd)
w = right - left
h = bot - top
wDC = win32gui.GetWindowDC(hwnd)
dcObj = win32ui.CreateDCFromHandle(wDC)
cDC = dcObj.CreateCompatibleDC()
dataBitMap = win32ui.CreateBitmap()
dataBitMap.CreateCompatibleBitmap(dcObj, w, h)
cDC.SelectObject(dataBitMap)
cDC.BitBlt((0, 0), (w, h), dcObj, (0, 0), win32con.SRCCOPY)
dataBitMap.SaveBitmapFile(cDC, 'test.jpg')
dcObj.DeleteDC()
cDC.DeleteDC()
win32gui.ReleaseDC(hwnd, wDC)
win32gui.DeleteObject(dataBitMap.GetHandle())
self.selectedKey = selectedKey
self.cropSelected()
def grab_screen(region=None, title=None):
hwin = win32gui.GetDesktopWindow()
if region:
left,top,x2,y2 = region
width = x2 - left + 1
height = y2 - top + 1
elif title:
gtawin = win32gui.FindWindow(None, title)
if not gtawin:
raise Exception('window title not found')
#get the bounding box of the window
left, top, x2, y2 = win32gui.GetWindowRect(gtawin)
width = x2 - left +1
height = y2 - top +1
else:
width = win32api.GetSystemMetrics(win32con.SM_CXVIRTUALSCREEN)
height = win32api.GetSystemMetrics(win32con.SM_CYVIRTUALSCREEN)
left = win32api.GetSystemMetrics(win32con.SM_XVIRTUALSCREEN)
top = win32api.GetSystemMetrics(win32con.SM_YVIRTUALSCREEN)
hwindc = win32gui.GetWindowDC(hwin)
srcdc = win32ui.CreateDCFromHandle(hwindc)
memdc = srcdc.CreateCompatibleDC()
bmp = win32ui.CreateBitmap()
bmp.CreateCompatibleBitmap(srcdc, width, height)
memdc.SelectObject(bmp)
memdc.BitBlt((0, 0), (width, height), srcdc, (left, top), win32con.SRCCOPY)
signedIntsArray = bmp.GetBitmapBits(True)
img = np.frombuffer(signedIntsArray, dtype='uint8')
img.shape = (height,width,4)
srcdc.DeleteDC()
memdc.DeleteDC()
win32gui.ReleaseDC(hwin, hwindc)
win32gui.DeleteObject(bmp.GetHandle())
img = cv2.cvtColor(img, cv2.COLOR_BGRA2BGR)
cv2.imwrite('n.png', img)
def _get_screen(self):
"""Get screen image from main window.
:return: PIL.Image image from window.
"""
if not self.parent_hwnd:
return None
while self.screen_locked:
if self.last_frame:
return self.last_frame
time.sleep(0.1)
self.screen_locked = True
hwnd_dc = win32gui.GetWindowDC(self.parent_hwnd)
mfc_dc = win32ui.CreateDCFromHandle(hwnd_dc)
save_dc = mfc_dc.CreateCompatibleDC()
bit_map = win32ui.CreateBitmap()
bit_map.CreateCompatibleBitmap(mfc_dc, self.parent_width,
self.parent_height)
save_dc.SelectObject(bit_map)
windll.user32.PrintWindow(self.parent_hwnd, save_dc.GetSafeHdc(), 1)
bmp_info = bit_map.GetInfo()
bmp_arr = bit_map.GetBitmapBits(True)
win32gui.DeleteObject(bit_map.GetHandle())
save_dc.DeleteDC()
mfc_dc.DeleteDC()
win32gui.ReleaseDC(self.parent_hwnd, hwnd_dc)
self.screen_locked = False
parent_img = Image.frombuffer(
'RGB', (bmp_info['bmWidth'], bmp_info['bmHeight']), bmp_arr, 'raw',
'BGRX', 0, 1)
img = parent_img.crop((self.x1, self.y1, self.x2, self.y2))
self.last_frame = img
return img
def get_screen(hwnd):
global OS_WIN
if OS_WIN:
# Get bitmap data from win32
wDC = win32gui.GetWindowDC(hwnd)
dcObj = win32ui.CreateDCFromHandle(wDC)
cDC = dcObj.CreateCompatibleDC()
dataBitMap = win32ui.CreateBitmap()
# Calculate dimensions
l, t, r, b = win32gui.GetWindowRect(hwnd)
h = b - t
w = r - l
# Create bitmap from data
dataBitMap.CreateCompatibleBitmap(dcObj, w, h)
cDC.SelectObject(dataBitMap)
cDC.BitBlt((0, 0), (w, h), dcObj, (0, 0), win32con.SRCCOPY)
# Convert to PIL
bmpinfo = dataBitMap.GetInfo()
bmpstr = dataBitMap.GetBitmapBits(True)
im = Image.frombuffer('RGB', (bmpinfo['bmWidth'], bmpinfo['bmHeight']),
bmpstr, 'raw', 'BGRX', 0, 1)
# Free Resources
dcObj.DeleteDC()
cDC.DeleteDC()
win32gui.ReleaseDC(hwnd, wDC)
win32gui.DeleteObject(dataBitMap.GetHandle())
else:
with mss.mss() as sct:
sct_img = sct.grab(sct.monitors[1])
im = Image.frombytes('RGB', sct_img.size, sct_img.rgb)
return im