Set lock screen background in Android (like Spotify do)

Question

I know that this topic has been already discussed here, here and here, and the answer seems to be that it is not possible.

But I recently installed Spotify in my Ne

Answer 1

So here is the new "official docs"

At the bottom it describes the lock screen details

https://developer.android.com/guide/topics/media-apps/working-with-a-media-session.html#maintain-state

As an alternative, once I understood all the terms and jargon, this tutorial helped me outline the general structure for the MediaSessionCompat services.

https://code.tutsplus.com/tutorials/background-audio-in-android-with-mediasessioncompat--cms-27030

Finally, there is an API for lock screen wallpaper in Nougat and greater. Why this is not support lib is beyond me at this time.