Tag Archives: windows

Take Screenshot on Windows Using Python

January 22, 2019Uncategorizedopencv, python, screenshot, windowsmhdr

from PIL import ImageGrab
im = ImageGrab.grab()
im.save('screenshot.png')

import win32gui, win32ui, win32con, win32api
hwin = win32gui.GetDesktopWindow()
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)
bmp.SaveBitmapFile(memdc, 'screenshot.bmp')

Don’t forget to SetProcessDPIAware if necessary

import ctypes

user32 = ctypes.windll.user32
user32.SetProcessDPIAware()

References
https://stackoverflow.com/questions/4589206/python-windows-7-screenshot-without-pil

Get Screen Size in Python using Win32

January 22, 2019Uncategorizedopencv, python, win32, windowsmhdr

import ctypes
user32 = ctypes.windll.user32
user32.SetProcessDPIAware()
screensize = user32.GetSystemMetrics(0), user32.GetSystemMetrics(1)
print(screensize)

References
https://stackoverflow.com/questions/3129322/how-do-i-get-monitor-resolution-in-python
https://stackoverflow.com/questions/32541475/win32api-is-not-giving-the-correct-coordinates-with-getcursorpos-in-python

How to pin either a Batch file to Windows 7, 8 and 10 Taskbar

February 24, 2018Uncategorizedwindowsmhdr

change target to something like: cmd.exe /C “path-to-your-batch”

References
https://superuser.com/questions/100249/how-to-pin-either-a-shortcut-or-a-batch-file-to-the-new-windows-7-8-and-10-task

Boot into Recovery mode in Windows 10

December 12, 2017Uncategorizedwindowsmhdr

Shift + Restart

References
https://www.digitalcitizen.life/4-ways-boot-safe-mode-windows-10

dos2unix – Removing Hidden Windows Characters from Files

December 8, 2017Uncategorizedlinux, windowsmhdr

dos2unix [filename]

References
https://stackoverflow.com/questions/18172405/getting-error-usr-bin-env-sh-no-such-file-or-directory-when-running-command-p

Set Environment Variable in Windows

October 2, 2017Uncategorizedcommand line, terminal, windowsmhdr

for example change GOPATH for current CMD session with set and use setx to set permanently

set GOPATH=C:\Projects\mediasync\go

References
https://superuser.com/questions/79612/setting-and-getting-windows-environment-variables-from-the-command-prompt
https://ss64.com/nt/set.html
https://ss64.com/nt/setx.html

How to make Windows Installer work in Safe Mode

October 23, 2016Uncategorizedwindowsmhdr

Safe Mode:

Type this in a command prompt and hit Enter:

REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\MSIServer" /VE /T REG_SZ /F /D "Service"

Then start the Windows Installer service by typing

net start msiserver

References
http://www.thewindowsclub.com/make-windows-installer-work-in-safe-mode

How to Delete a Windows Service

July 28, 2016Uncategorizedwindowsmhdr

sc delete ServiceName

Example :

sc delete “Adobe LM Service”

References :
http://www.howtogeek.com/howto/windows-vista/how-to-delete-a-windows-service-in-vista-or-xp/

Keywords :

remove , delete , windows , service

How to do port forwarding in windows

July 25, 2016Uncategorizedwindowsmhdr

forward port :

netsh interface portproxy add v4tov4 listenport=2468 listenaddress=172.20.63.234 connectport=8580 connectaddress=127.0.0.1

To remove forwarding:

netsh interface portproxy delete v4tov4 listenport=2468 listenaddress=172.20.63.234

References :
http://stackoverflow.com/questions/11525703/port-forwarding-in-windows

How to Repair Corrupted Windows System Files with the SFC and DISM Commands

July 17, 2016Uncategorizedwindowsmhdr

Run the SFC Command to Repair System Files

sfc /scannow

Run the DISM Command to Fix SFC Problems

DISM /Online /Cleanup-Image /RestoreHealth

References :
http://www.howtogeek.com/222532/how-to-repair-corrupted-windows-system-files-with-the-sfc-and-dism-commands/

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