How to Change the Lockscreen image in windows 10 using python?

Question

I have changed the desktop wallpaper using ctypes.windll.user32.SystemParametersInfoW(20,0,wallpaper_image,0)

Like wise to change lockscreen image using python.

Answer 1

1. Extract igcmdWin10.exe from the ImageGlass ".Zip" release from the github repository .
2. Put it in the same folder as your python script

Insert this code:

import os

src = r"C:\image-file.jpg"
os.system(f'igcmdWin10.exe setlockimage {src}')

The official documentation for reference: ImageGlass: Command line utilities

Answer 2

I'm also trying to solve it.

I remember of this open-source project that I'm able to set the lock screen image through it, Those are my best leads I found:

https://github.com/d2phap/ImageGlass/blob/99b93d6422c023f7f5d9f6a831e3d32ff446b119/Source/Ultilities/igcmdWin10/Program.cs#L28

https://github.com/d2phap/ImageGlass/blob/99b93d6422c023f7f5d9f6a831e3d32ff446b119/Source/Ultilities/igcmdWin10/LockScreenImage.cs#L25

I'll try to update this answer if I get any closer to it.

https://docs.microsoft.com/en-us/uwp/api/windows.system.userprofile.lockscreen?view=winrt-22000