用带有JSON的按钮设置Android壁纸看起来很模糊。

I'm making an icon pack at the moment, and one of the sections of my app is a wallpaper chooser. The app pulls all the images through a json file described in my strings.xml, and it works fine all images render in the app, but when I choose to set the wallpaper, the wallpaper looks extremely blurry. I'm making an icon pack at the moment, and o