6월 3일의 ⁠#Android11: 베타 버전 출시 행사에 참여하세요.

androidx.media.app

Classes

NotificationCompat Class containing media specfic styles that you can use with NotificationCompat.Builder.setStyle(NotificationCompat.Style)
NotificationCompat.DecoratedMediaCustomViewStyle Notification style for media custom views that are decorated by the system. 
NotificationCompat.MediaStyle Notification style for media playback notifications.