This app was mentioned in 2 comments, with an average of 2.00 upvotes
Try using this, works great for me: https://play.google.com/store/apps/details?id=com.thambu.lockscreenwallpaper.free
It's a near perfect lockscreen wallpaper for Android. You can use this for the task: https://play.google.com/store/apps/details?id=com.thambu.lockscreenwallpaper.free