An Android app that connects to customized raspberry pi device via SSH and controls custom video player based on OMXPlayer by executing some bash scripts.
Its main features:

• Connect to the wifi network that has the Pi device.
• Play/Pause current video, next/previous video, and increase/decrease volume.
• Fastforward/rewind for 30secs by long press
• Show the Playlist and select a video to play.
• Send videos from the app to the player.
• Remove videos from the player (remove the actual video files from the pi).
• Show on screen notification for quick controls when the screen is off.
• Close the Pi device.

screenshots

A jessie lite image is installed on raspberry pi 3 then the following customizations are added:

• Install openjdk 7
• Hiding the console log that appears on startup.
• Auto login
• Wifi configuration to make the pi acts as access point (make the pi create its own network)
• Auto start of bash scripts on boot that resposnible for opening the video player.
• Auto mount for attached usbs