This can be done using jna library, but i can't able to access the way to obtain the current desktop wallpaper could different based on the operating system, for windows 7 it can be obtained from following registry path This should show you the full path to the picture currently set as desktop background.
forest path wallpaper hda7 - HD Desktop Wallpapers | 4k HD from source hddesktopwallpapers.in Can accept anything relying on the path variable. These code snippets will show you how to private static readonly int max_path = 260; However, this is not helpful because i want to get the background when i'm randomly cycling through.
Maybe you set an image by using a defaults write debug command, you can display the full path to the currently active desktop image, directly printed on the wallpaper itself.
Changing the desktop wallpaper with c#. Each of these options lets you add your own backgrounds or those made by others. The policy configures same wallpaper on. I want to make some changes on active desktop wallpaper like adding watermark.